Tag Archives: bearing china

China Standard Dac28580042 Dac28610042 Dac29530237 Dac30500020 CZPT Engine Bearing wholesaler

Product Description

DAC2858AW ZA-28BW01ACA60   9 29 53 37 0.35       10 30 60 37 0.42       11 30 62 48 0.56       12 30 63 42 0.57 DAC3063W-1 ZA-30BWDO1A   13 34 64 37 0.47 DAC3464G1 ZA-34BWD04BCA7O   14 35 62 40 0.43 DAC3562W-10CS51     15 35 64 37 0.46 DAC3564A-1CS31√     16 35 65 37 0.51   ZA-35BWD19E   17 35 67 42 0.6   ZA-35BWD24CA18   18 35 68 33/30 0.47 DAC3568W-6 ZA-35BWD07CA123   19 35 68 37 0.52 DAC3568A2RS     20 35 72 33 0.58       21 35 72 33/31 0.54 DAC357233B-1WCS79 ZA-35BWD06ACA125   22 35 72 34 0.58     DEO763CS46PX1/SA 23 36 68 33 0.47 DAC366833AWCS31 36BWD04   24 37 72 33 0.59       25 37 72 37 0.59       26 38 64 36/33 0.79 46TO80604-KFTCS76     27 38 65 52/48 0.8 46TO80705CCS33   TM-DEO8A59 28 38 68 37         29 38 70 37 0.56   38BWD19   30 38 70 38 0.57 DAC387038-6CS66 38BWD21CA53 AUO855-1LLXLL588 31 38 70 38         32 38 71 33/30 0.5 DAC3871W-2CS70     33 38 71 39 0.58 DAC3871W-1CS74 ZA-38BWD22LCA96   34 38 72 36/33 0.56 DAC3872W-8CS81 38BWD12CA145   35 38 72 40 0.63 DAC3872W-10CS42 38BWD07-10G   36 38 73 40 0.63 DAC3873W3 38BWD26E   37 38 74 36/33 0.61 DAC3874W-BCS84   DE08A33CS38PX1 38 38 74 50 0.85   38BWD06 DEO892LLCS43/L588 39 38 76 43/40 0.86   NTF38KWDO4A-JBO   40 38 80 36/33 0.87 DAC3880W-1CS65 38BWD18   41 39 68 37 0.48       42 39 72 37 0.6       43 39 74 36/34 0.52       44 39 74 39 0.66   39BWD05   45 39 74 39         46 39/41 75 37 0.62       47 40 70 43 0.63 DAC407043WC583     48 40 72 36/33 0.67 DAC4072W-3CS34     49 40 72 36 0.67       50 40 72 37 0.55       51 40 74 36/34 0.58 DAC4074CWCS73 40BWD15   52 40 74 36 0.62   ZA/HO/40BWD15A-JB01   53 40 74 40 0.67 DAC4074W-12CS47 40BWD06B   54 40 74 42 0.7 DAC4074W-3 40BWD12CA98   55 40 75 37 0.62   C386   56 40 76 41/38 0.52 DAC407641-2RSCS42 40BWD05   57 40 80 36/34 0.74 DAC4080M1CS68MG 40BWD07   58 40 80 40 0.86     AU0822 59 40 80 45/44 0.95 HC46TO80805CS70     60 41 68 40/35 1.06   NTF41KWDO163CA54   61 42 72 38 0.54 DU4272C 42KWD02D 4T-CRI-0828LLC 62 42 72 38/35 0.52 46TO80704X 42KWDO2AG3CA   63 42 75 37 0.6 DAC4275BW2RS     64 42 76 38/35 0.65   ZA/HO/40BWD06A-JB-01   65 42 76 38 0.63       66 42 76 39 0.62       67 42 78 40 0.69       68 42 78 41/38 0.75 DAC4278C2RSCS40     69 42 79 45         70 42 80 34/36 0.81 DAC4080M1CS68M 42BWD13   71 42 80 45 0.86       72 42 82 36 0.77       73 42 82 40     42KWD10   74         VKBA3638     75 43 76 43 0.73   43BWD12A AU 0571 -3LL 76 43 77 38/42 0.73 HC46T 0571 04ALFT     77 43 79 41/38 0.77 DAC4379W-1CS57 43BWD08   78 43 82 45 0.96 DAC4382W-3CS79 ZA-43BWDO6DCA133   79 45 80 52/50         80 45 80 45 0.78   45BWD06   81 45 83 39 0.83       82 45 84 39 0.85 DAC458439BW     83 45 84 42 0.94       84 45 83 44 0.83       85 45 84 41/39 0.8 DAC4584DWCS76 45BWD03   86 46 78 49 0.92 AT-CR1-0988LLXCS HQ-46KWD03G3CA12-01   87 47 82 57.5     EP47KW001 CA196042   88 47 85 45 0.85       89 47 88 55 0.9   47KWD02A   90 49 88 46 1.05   49BWD01B   91 49 84 48 1.08       92 49 84 48         93 51 96 50         94 54 96 51   HC-DU5496-6LFT     95 55 90 54        

The Aboved are just part of the items, For more Bearing numbers, please contact us.

 

  Delivery Time Payment Terms Shipping Method
Samle Order 1-3days 100% in Advance By Air 
LCL Order 3-25days  30% Deposit and the Balance Paid
Before Shipment Or Against B/L Copy		 By  Air Or By Sea
FCL Order 25-45days  By  Air Or By Sea

 

1. How many the MOQ of your company?
    Our company MOQ is 1pc.

2. Could you accept OEM and customize?

    YES, We can customize for you according to your sample or drawings.

3. Could you supply samples for free?

    YES, We can supply samples for free, while you have o pay for the freight cost.

4. What is your terms of delivery?

     We can accept EXW, FOB, CFR, CIF, etc. You can choose the 1 which is the most convenient cost effective for you.

5. Is it your company factory or Trade company?

    We are factory, our type is Factory+Trade.

6. What is the warranty for your bearing?
    2years, Customer need supply photos and send bearings back.

7. Could you tell me the packing of your goods?

   Single Plastic Bag+Inner Box+Carton+Pallet, or according to your request.

8. Could you supply door to door service?

   YES, by air or by express (DHL, FEDEX, TNT, EMS, SF7-10 days to your city)

9. Could you tell me the payment term of your company can accept?

   T/T, Western Union, Paypal, L/C, etc.

10. What about the lead time for mass production?

      Honestly, it depends on the order quantity and the season you place the order, our production capacity is 8*20ft containers
each month. Generally speaking, we suggest you start inquiry 3 to 4 months before the date you would like to get the
products at your Country.

 

The Functions of Splined Shaft Bearings

Splined shafts are the most common types of bearings for machine tools. They are made of a wide variety of materials, including metals and non-metals such as Delrin and nylon. They are often fabricated to reduce deflection. The tooth profile will become deformed with time, as the shaft is used over a long period of time. Splined shafts are available in a huge range of materials and lengths.

Functions

Splined shafts are used in a variety of applications and industries. They are an effective anti-rotational device, as well as a reliable means of transmitting torque. Other types of shafts are available, including key shafts, but splines are the most convenient for transmitting torque. The following article discusses the functions of splines and why they are a superior choice. Listed below are a few examples of applications and industries in which splines are used.
Splined shafts can be of several styles, depending on the application and mechanical system in question. The differences between splined shaft styles include the design of teeth, overall strength, transfer of rotational concentricity, sliding ability, and misalignment tolerance. Listed below are a few examples of splines, as well as some of their benefits. The difference between these styles is not mutually exclusive; instead, each style has a distinct set of pros and cons.
A splined shaft is a cylindrical shaft with teeth or ridges that correspond to a specific angular position. This allows a shaft to transfer torque while maintaining angular correspondence between tracks. A splined shaft is defined as a cylindrical member with several grooves cut into its circumference. These grooves are equally spaced around the shaft and form a series of projecting keys. These features give the shaft a rounded appearance and allow it to fit perfectly into a grooved cylindrical member.
While the most common applications of splines are for shortening or extending shafts, they can also be used to secure mechanical assemblies. An “involute spline” spline has a groove that is wider than its counterparts. The result is that a splined shaft will resist separation during operation. They are an ideal choice for applications where deflection is an issue.
A spline shaft’s radial torsion load distribution is equally distributed, unless a bevel gear is used. The radial torsion load is evenly distributed and will not exert significant load concentration. If the spline couplings are not aligned correctly, the spline connection can fail quickly, causing significant fretting fatigue and wear. A couple of papers discuss this issue in more detail.
splineshaft

Types

There are many different types of splined shafts. Each type features an evenly spaced helix of grooves on its outer surface. These grooves are either parallel or involute. Their shape allows them to be paired with gears and interchange rotary and linear motion. Splines are often cold-rolled or cut. The latter has increased strength compared to cut spines. These types of shafts are commonly used in applications requiring high strength, accuracy, and smoothness.
Another difference between internal and external splined shafts lies in the manufacturing process. The former is made of wood, while the latter is made of steel or a metal alloy. The process of manufacturing splined shafts involves cutting furrows into the surface of the material. Both processes are expensive and require expert skill. The main advantage of splined shafts is their adaptability to a wide range of applications.
In general, splined shafts are used in machinery where the rotation is transferred to an internal splined member. This member can be a gear or some other rotary device. These types of shafts are often packaged together as a hub assembly. Cleaning and lubricating are essential to the life of these components. If you’re using them on a daily basis, you’ll want to make sure to regularly inspect them.
Crowned splines are usually involute. The teeth of these splines form a spiral pattern. They are used for smaller diameter shafts because they add strength. Involute splines are also used on instrument drives and valve shafts. Serration standards are found in the SAE. Both kinds of splines can also contain a ball bearing for high torque. The difference between the 2 types of splines is the number of teeth on the shaft.
Internal splines have many advantages over external ones. For example, an internal spline shaft can be made using a grinding wheel instead of a CNC machine. It also uses a more accurate and economical process. Furthermore, it allows for a shorter manufacturing cycle, which is essential when splining high-speed machines. In addition, it stabilizes the relative phase between the spline and thread.
splineshaft

Manufacturing methods

There are several methods used to fabricate a splined shaft. Key and splined shafts are constructed from 2 separate parts that are shaped in a synchronized manner to transfer torque uniformly. Hot rolling is 1 method, while cold rolling utilizes low temperatures to form metal. Both methods enhance mechanical properties, surface finishes, and precision. The advantage of cold rolling is its cost-effectiveness.
Cold forming is 1 method, as well as machining and assembling. Cold forming is a unique process that allows the spline to be shaped to the desired shape. The resulting shape provides maximum contact area and torsional strength. Standard splines are available in standard sizes, but custom lengths can also be ordered. CZPT offers various auxiliary equipment, such as mating sleeves and flanged bushings.
Cold forging is another method. This method produces long splined shafts that are used in automobile propellers. After the spline portion is cut out, it is worked on in a hobbing machine. Work hardening enhances the root strength of the splined portion. It can be used for bearings, gears, and other mechanical components. Listed below are the manufacturing methods for splined shafts.
Parallel splines are the simplest of the splined shaft manufacturing methods. Parallel splines are usually welded to shafts, while involute splines are made of metal or non-metals. Splines are available in a wide variety of lengths and materials. The process is usually accompanied by a process called milling. The workpiece rotates to produce the serrated surface.
Splines are internal or external grooves in a splined shaft. They work in combination with keyways to transfer torque. Male and female splines are used in gears. Female and male splines correspond to 1 another to ensure proper angular correspondence. Involute splines have more surface area and thus are stronger than external splines. Moreover, they help the shaft fit into a grooved cylindrical member without misalignment.
A variety of other methods of manufacturing a splined shaft can be used to produce a splined shaft. Spline shafts can be produced using broaching and shaping, 2 precision machining methods. Broaching uses a metal tool with successively larger teeth to remove metal and create ridges and holes in the surface of a material. However, this process is expensive and requires special expertise.
splineshaft

Applications

The splined shaft is a mechanical component with a helix-like shape formed by the equal spacing of grooves in a circular ring. The splines can either have parallel or involute sides. The splines minimize stress concentration in stationary joints and can be used in both rotary and linear motion. In some cases, splines are rolled rather than cut. The latter is more durable than cut splines and is often used in applications requiring high strength, accuracy, and smooth finish.
Splined shafts are commonly made of carbon steel. This alloy steel has a low carbon content, making it easy to work with. Carbon steel is a great choice for splines because it is malleable. Generally, high-quality carbon steel provides a consistent motion. Steel alloys are also available that contain nickel, chromium, copper, and other metals. If you’re unsure of the right material for your application, you can consult a spline chart.
Splines are a versatile mechanical component. They are easy to cut and fit. Splines can be internal or external, with teeth positioned at equal intervals on both sides of the shaft. This allows the shaft to engage with the hub around the entire circumference of the hub. It also increases load capacity by creating a constant multiple-tooth point of contact with the hub. For this reason, they’re used extensively in rotary and linear motion.
Splined shafts are used in a wide variety of industries. CZPT Inc. offers custom and standard splined shafts for a variety of applications. When choosing a splined shaft for a specific application, consider the surrounding mated components, torque requirements, and size requirements. These 3 factors will make it the ideal choice for your rotary equipment. And you’ll be pleased with the end result!
There are many types of splines and their applications are endless. They transfer torque and angular misalignment between parts, and they also enable the axial rotation of assembled components. Therefore, splines are an essential component of machinery and are used in a wide range of applications. This type of shaft can be found in various types of machines, from household appliances to industrial machinery. So, the next time you’re looking for a splined shaft, make sure you look for a splined one.

China Standard Dac28580042 Dac28610042 Dac29530237 Dac30500020 CZPT Engine Bearing wholesaler China Standard Dac28580042 Dac28610042 Dac29530237 Dac30500020 CZPT Engine Bearing wholesaler

China high quality 812W93420-6097 Man Bridge Hub Bearing Unit for CZPT T7h Truck Parts near me factory

Product Description

  812W93420-6097 Man bridge Hub bearing unit For CZPT T7H Truck Parts Specification

Product Name Man bridge Hub bearing unit
Part Number  812W93420-6097
Package  Standard brand packing & Wooden Case Package & Customized
Suited Truck HOWO, 70 Mining Truck,  A7 ,T7H ,STYER ,MAN, SHACMAN, FAW, BEIBEN
Delivery Time Within 3 working days after payment
Port Any China Port.
Payment Terms  T/T, L/C, Western Union

FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral carton and wooden case. We also can pack the goods according to your instruction including out package and kinds of labels.

Q2. How about your delivery time?
A: Generally, it will take 5 to 7 working days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q3.What is your terms of payment?
A: Usually do T/T, L/C or Western Union,
T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.

Q4. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings.

Q5. Do you test all your goods before delivery?
A: Yes, but you will be always welcome to our company to inspect the goods before delivery

Q6. How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.HangZhou CZPT International Trading Co., Ltd. is a professional, modern and comprehensive enterprise integrating the assembly, wholesales as well as the foreign trade exporting heavy-duty trucks (especially CZPT )and truck all kinds of accessories, construction machinery parts, steels as well as construction materials for many years.Our main products: 1). Heavy duty truck accessories: CZPT (Howo, Steyr, Sitrak, Hoyun, Hoka, A7, T7H and so on), Shacman(Delong), Dofeng, FAW, Beiben, Weichai, Yuchai, CZPT and CZPT Engine parts.2). Construction Machinery: Sany, Shantui, Komatsu, Caterpillar,LiuGong, SDLG, LongKing and so on. Our company always adhere to the purpose of integrity, the life of quality, the leading of services as our business principle.
We warmly welcome customers and friends at home and abroad to visit and guide. CZPT people sincerely look forward to cooperate with you and create a wonderful future !

 

What Are Worm Gears and Worm Shafts?

If you’re looking for a fishing reel with a worm gear system, you’ve probably come across the term ‘worm gear’. But what are worm gears and worm shafts? And what are the advantages and disadvantages of worm gears? Let’s take a closer look! Read on to learn more about worm gears and shafts! Then you’ll be well on your way to purchasing a reel with a worm gear system.
worm shaft

worm gear reducers

Worm shaft reducers have a number of advantages over conventional gear reduction mechanisms. First, they’re highly efficient. While single stage worm reducers have a maximum reduction ratio of about 5 to 60, hypoid gears can typically go up to a maximum of 1 hundred and 20 times. A worm shaft reducer is only as efficient as the gearing it utilizes. This article will discuss some of the advantages of using a hypoid gear set, and how it can benefit your business.
To assemble a worm shaft reducer, first remove the flange from the motor. Then, remove the output bearing carrier and output gear assembly. Lastly, install the intermediate worm assembly through the bore opposite to the attachment housing. Once installed, you should carefully remove the bearing carrier and the gear assembly from the motor. Don’t forget to remove the oil seal from the housing and motor flange. During this process, you must use a small hammer to tap around the face of the plug near the outside diameter of the housing.
Worm gears are often used in reversing prevention systems. The backlash of a worm gear can increase with wear. However, a duplex worm gear was designed to address this problem. This type of gear requires a smaller backlash but is still highly precise. It uses different leads for the opposing tooth face, which continuously alters its tooth thickness. Worm gears can also be adjusted axially.

worm gears

There are a couple of different types of lubricants that are used in worm gears. The first, polyalkylene glycols, are used in cases where high temperature is not a concern. This type of lubricant does not contain any waxes, which makes it an excellent choice in low-temperature applications. However, these lubricants are not compatible with mineral oils or some types of paints and seals. Worm gears typically feature a steel worm and a brass wheel. The brass wheel is much easier to remodel than steel and is generally modeled as a sacrificial component.
The worm gear is most effective when it is used in small and compact applications. Worm gears can greatly increase torque or reduce speed, and they are often used where space is an issue. Worm gears are among the smoothest and quietest gear systems on the market, and their meshing effectiveness is excellent. However, the worm gear requires high-quality manufacturing to perform at its highest levels. If you’re considering a worm gear for a project, it’s important to make sure that you find a manufacturer with a long and high quality reputation.
The pitch diameters of both worm and pinion gears must match. The 2 worm cylinders in a worm wheel have the same pitch diameter. The worm wheel shaft has 2 pitch cylinders and 2 threads. They are similar in pitch diameter, but have different advancing angles. A self-locking worm gear, also known as a wormwheel, is usually self-locking. Moreover, self-locking worm gears are easy to install.

worm shafts

The deflection of worm shafts varies with toothing parameters. In addition to toothing length, worm gear size and pressure angle, worm gear size and number of helical threads are all influencing factors. These variations are modeled in the standard ISO/TS 14521 reference gear. This table shows the variations in each parameter. The ID indicates the worm shaft’s center distance. In addition, a new calculation method is presented for determining the equivalent bending diameter of the worm.
The deflection of worm shafts is investigated using a four-stage process. First, the finite element method is used to compute the deflection of a worm shaft. Then, the worm shaft is experimentally tested, comparing the results with the corresponding simulations. The final stage of the simulation is to consider the toothing geometry of 15 different worm gear toothings. The results of this step confirm the modeled results.
The lead on the right and left tooth surfaces of worms is the same. However, the lead can be varied along the worm shaft. This is called dual lead worm gear, and is used to eliminate play in the main worm gear of hobbing machines. The pitch diameters of worm modules are equal. The same principle applies to their pitch diameters. Generally, the lead angle increases as the number of threads decreases. Hence, the larger the lead angle, the less self-locking it becomes.
worm shaft

worm gears in fishing reels

Fishing reels usually include worm shafts as a part of the construction. Worm shafts in fishing reels allow for uniform worm winding. The worm shaft is attached to a bearing on the rear wall of the reel unit through a hole. The worm shaft’s front end is supported by a concave hole in the front of the reel unit. A conventional fishing reel may also have a worm shaft attached to the sidewall.
The gear support portion 29 supports the rear end of the pinion gear 12. It is a thick rib that protrudes from the lid portion 2 b. It is mounted on a bushing 14 b, which has a through hole through which the worm shaft 20 passes. This worm gear supports the worm. There are 2 types of worm gears available for fishing reels. The 2 types of worm gears may have different number of teeth or they may be the same.
Typical worm shafts are made of stainless steel. Stainless steel worm shafts are especially corrosion-resistant and durable. Worm shafts are used on spinning reels, spin-casting reels, and in many electrical tools. A worm shaft can be reversible, but it is not entirely reliable. There are numerous benefits of worm shafts in fishing reels. These fishing reels also feature a line winder or level winder.

worm gears in electrical tools

Worms have different tooth shapes that can help increase the load carrying capacity of a worm gear. Different tooth shapes can be used with circular or secondary curve cross sections. The pitch point of the cross section is the boundary for this type of mesh. The mesh can be either positive or negative depending on the desired torque. Worm teeth can also be inspected by measuring them over pins. In many cases, the lead thickness of a worm can be adjusted using a gear tooth caliper.
The worm shaft is fixed to the lower case section 8 via a rubber bush 13. The worm wheel 3 is attached to the joint shaft 12. The worm 2 is coaxially attached to the shaft end section 12a. This joint shaft connects to a swing arm and rotates the worm wheel 3.
The backlash of a worm gear may be increased if the worm is not mounted properly. To fix the problem, manufacturers have developed duplex worm gears, which are suitable for small backlash applications. Duplex worm gears utilize different leads on each tooth face for continuous change in tooth thickness. In this way, the center distance of the worm gear can be adjusted without changing the worm’s design.

worm gears in engines

Using worm shafts in engines has a few benefits. First of all, worm gears are quiet. The gear and worm face move in opposite directions so the energy transferred is linear. Worm gears are popular in applications where torque is important, such as elevators and lifts. Worm gears also have the advantage of being made from soft materials, making them easy to lubricate and to use in applications where noise is a concern.
Lubricants are necessary for worm gears. The viscosity of lubricants determines whether the worm is able to touch the gear or wheel. Common lubricants are ISO 680 and 460, but higher viscosity oil is not uncommon. It is essential to use the right lubricants for worm gears, since they cannot be lubricated indefinitely.
Worm gears are not recommended for engines due to their limited performance. The worm gear’s spiral motion causes a significant reduction in space, but this requires a high amount of lubrication. Worm gears are susceptible to breaking down because of the stress placed on them. Moreover, their limited speed can cause significant damage to the gearbox, so careful maintenance is essential. To make sure worm gears remain in top condition, you should inspect and clean them regularly.
worm shaft

Methods for manufacturing worm shafts

A novel approach to manufacturing worm shafts and gearboxes is provided by the methods of the present invention. Aspects of the technique involve manufacturing the worm shaft from a common worm shaft blank having a defined outer diameter and axial pitch. The worm shaft blank is then adapted to the desired gear ratio, resulting in a gearbox family with multiple gear ratios. The preferred method for manufacturing worm shafts and gearboxes is outlined below.
A worm shaft assembly process may involve establishing an axial pitch for a given frame size and reduction ratio. A single worm shaft blank typically has an outer diameter of 100 millimeters, which is the measurement of the worm gear set’s center distance. Upon completion of the assembly process, the worm shaft has the desired axial pitch. Methods for manufacturing worm shafts include the following:
For the design of the worm gear, a high degree of conformity is required. Worm gears are classified as a screw pair in the lower pairs. Worm gears have high relative sliding, which is advantageous when comparing them to other types of gears. Worm gears require good surface finish and rigid positioning. Worm gear lubrication usually comprises surface active additives such as silica or phosphor-bronze. Worm gear lubricants are often mixed. The lubricant film that forms on the gear teeth has little impact on wear and is generally a good lubricant.

China high quality 812W93420-6097 Man Bridge Hub Bearing Unit for CZPT T7h Truck Parts near me factory China high quality 812W93420-6097 Man Bridge Hub Bearing Unit for CZPT T7h Truck Parts near me factory

China high quality Wheel Bearing Kit (OE Ref: 191 498 625 A) for Audi/Seat/VW with high quality

Product Description

 

  • Inner Diameter: 40 mm
  • Outer Diameter: 72 mm
  • Fitting Position: Right
  • Fitting Position: Left
  • Width: 37 mm

Criteria

Criterion detail
Width 37 mm
Outer diameter 72 mm
Inner diameter 40 mm

Manufacturer\’s number*

O.E. No. Manufacturer
A AUDI
A AUDI
B AUDI
AUDI
B AUDI
A SEAT
A SEAT
SEAT
B SEAT
BS2 SEAT
A VAG
A VAG
B VAG
VAG
B VAG
A VW
A VW
AS1 VW
B VW
VW
B VW
BS2 VW
C VW

* Die aufgeführten Vergleichsnummern dienen nur zu besseren Identifikation.

 

most popular vehicles

No. Vehicle Year of manufacture Engine output in kw Engine capacity in cc. KBA-No. (German vehicle registration document)
1 VW GOLF IV Cabriolet (1E7) 1.6Fitting Position: Front Axle left and right  06/1998 – 06/2002 74KW (100PS) 1,595ccm 0603-375
2 VW GOLF IV Cabriolet (1E7) 1.9 TDIFitting Position: Front Axle left and right  06/1998 – 06/2002 66KW (90PS) 1,896ccm 0603-373
3 VW GOLF IV Cabriolet (1E7) 2.0Fitting Position: Front Axle left and right  06/1998 – 06/2002 85KW (115PS) 1,984ccm 0603-377
4 VW CADDY II Pickup (9U7) 1.6Fitting Position: Front Axle left and right  06/1996 – 12/2000 55KW (75PS) 1,598ccm 0603-571
5 VW CADDY II Pickup (9U7) 1.9 DFitting Position: Front Axle left and right  06/1996 – 12/2000 47KW (64PS) 1,896ccm 0603-571
6 VW POLO Box (86CF) 1.0Fitting Position: Front Axle left and right  08/1992 – 07/1994 33KW (45PS) 1,043ccm 0600-241
7 VW POLO Box (86CF) 1.3Fitting Position: Front Axle left and right  08/1992 – 07/1994 40KW (54PS) 1,272ccm 0600-242
8 VW POLO Box (86CF) 1.4 DFitting Position: Front Axle left and right  08/1992 – 07/1994 35KW (48PS) 1,398ccm 0600-243
9 VW POLO Box (6NF) 1.9 DFitting Position: Front Axle left and right  10/1994 – 12/1999 47KW (64PS) 1,896ccm 0600-258
10 VW POLO Box (6NF) 1.7 SDIFitting Position: Front Axle left and right  08/1997 – 12/1999 44KW (60PS) 1,716ccm 0600-267
11 VW POLO Box (6NF) 1.0Fitting Position: Front Axle left and right  10/1994 – 12/1999 33KW (45PS) 1,043ccm 0600-255
12 VW GOLF IV Cabriolet (1E7) 1.9 TDIFitting Position: Front Axle left and right  06/1998 – 06/2002 81KW (110PS) 1,896ccm 0603-376
13 VW PASSAT (3A2, 35I) 2.0Fitting Position: Front Axle left and right  03/1995 – 08/1996 79KW (107PS) 1,984ccm –
14 VW PASSAT Variant (3A5, 35I) 2.0Fitting Position: Front Axle left and right  03/1995 – 08/1996 79KW (107PS) 1,984ccm –
15 VW POLO Variant (6KV5) 1.9 TDIFitting Position: Front Axle left and right  06/1998 – 09/2001 81KW (110PS) 1,896ccm 0603-358

 

 

Analytical Approaches to Estimating Contact Pressures in Spline Couplings

A spline coupling is a type of mechanical connection between 2 rotating shafts. It consists of 2 parts – a coupler and a coupling. Both parts have teeth which engage and transfer loads. However, spline couplings are typically over-dimensioned, which makes them susceptible to fatigue and static behavior. Wear phenomena can also cause the coupling to fail. For this reason, proper spline coupling design is essential for achieving optimum performance.
splineshaft

Modeling a spline coupling

Spline couplings are becoming increasingly popular in the aerospace industry, but they operate in a slightly misaligned state, causing both vibrations and damage to the contact surfaces. To solve this problem, this article offers analytical approaches for estimating the contact pressures in a spline coupling. Specifically, this article compares analytical approaches with pure numerical approaches to demonstrate the benefits of an analytical approach.
To model a spline coupling, first you create the knowledge base for the spline coupling. The knowledge base includes a large number of possible specification values, which are related to each other. If you modify 1 specification, it may lead to a warning for violating another. To make the design valid, you must create a spline coupling model that meets the specified specification values.
After you have modeled the geometry, you must enter the contact pressures of the 2 spline couplings. Then, you need to determine the position of the pitch circle of the spline. In Figure 2, the centre of the male coupling is superposed to that of the female spline. Then, you need to make sure that the alignment meshing distance of the 2 splines is the same.
Once you have the data you need to create a spline coupling model, you can begin by entering the specifications for the interface design. Once you have this data, you need to choose whether to optimize the internal spline or the external spline. You’ll also need to specify the tooth friction coefficient, which is used to determine the stresses in the spline coupling model 20. You should also enter the pilot clearance, which is the clearance between the tip 186 of a tooth 32 on 1 spline and the feature on the mating spline.
After you have entered the desired specifications for the external spline, you can enter the parameters for the internal spline. For example, you can enter the outer diameter limit 154 of the major snap 54 and the minor snap 56 of the internal spline. The values of these parameters are displayed in color-coded boxes on the Spline Inputs and Configuration GUI screen 80. Once the parameters are entered, you’ll be presented with a geometric representation of the spline coupling model 20.

Creating a spline coupling model 20

The spline coupling model 20 is created by a product model software program 10. The software validates the spline coupling model against a knowledge base of configuration-dependent specification constraints and relationships. This report is then input to the ANSYS stress analyzer program. It lists the spline coupling model 20’s geometric configurations and specification values for each feature. The spline coupling model 20 is automatically recreated every time the configuration or performance specifications of the spline coupling model 20 are modified.
The spline coupling model 20 can be configured using the product model software program 10. A user specifies the axial length of the spline stack, which may be zero, or a fixed length. The user also enters a radial mating face 148, if any, and selects a pilot clearance specification value of 14.5 degrees or 30 degrees.
A user can then use the mouse 110 to modify the spline coupling model 20. The spline coupling knowledge base contains a large number of possible specification values and the spline coupling design rule. If the user tries to change a spline coupling model, the model will show a warning about a violation of another specification. In some cases, the modification may invalidate the design.
In the spline coupling model 20, the user enters additional performance requirement specifications. The user chooses the locations where maximum torque is transferred for the internal and external splines 38 and 40. The maximum torque transfer location is determined by the attachment configuration of the hardware to the shafts. Once this is selected, the user can click “Next” to save the model. A preview of the spline coupling model 20 is displayed.
The model 20 is a representation of a spline coupling. The spline specifications are entered in the order and arrangement as specified on the spline coupling model 20 GUI screen. Once the spline coupling specifications are entered, the product model software program 10 will incorporate them into the spline coupling model 20. This is the last step in spline coupling model creation.
splineshaft

Analysing a spline coupling model 20

An analysis of a spline coupling model consists of inputting its configuration and performance specifications. These specifications may be generated from another computer program. The product model software program 10 then uses its internal knowledge base of configuration dependent specification relationships and constraints to create a valid three-dimensional parametric model 20. This model contains information describing the number and types of spline teeth 32, snaps 34, and shoulder 36.
When you are analysing a spline coupling, the software program 10 will include default values for various specifications. The spline coupling model 20 comprises an internal spline 38 and an external spline 40. Each of the splines includes its own set of parameters, such as its depth, width, length, and radii. The external spline 40 will also contain its own set of parameters, such as its orientation.
Upon selecting these parameters, the software program will perform various analyses on the spline coupling model 20. The software program 10 calculates the nominal and maximal tooth bearing stresses and fatigue life of a spline coupling. It will also determine the difference in torsional windup between an internal and an external spline. The output file from the analysis will be a report file containing model configuration and specification data. The output file may also be used by other computer programs for further analysis.
Once these parameters are set, the user enters the design criteria for the spline coupling model 20. In this step, the user specifies the locations of maximum torque transfer for both the external and internal spline 38. The maximum torque transfer location depends on the configuration of the hardware attached to the shafts. The user may enter up to 4 different performance requirement specifications for each spline.
The results of the analysis show that there are 2 phases of spline coupling. The first phase shows a large increase in stress and vibration. The second phase shows a decline in both stress and vibration levels. The third stage shows a constant meshing force between 300N and 320N. This behavior continues for a longer period of time, until the final stage engages with the surface.
splineshaft

Misalignment of a spline coupling

A study aimed to investigate the position of the resultant contact force in a spline coupling engaging teeth under a steady torque and rotating misalignment. The study used numerical methods based on Finite Element Method (FEM) models. It produced numerical results for nominal conditions and parallel offset misalignment. The study considered 2 levels of misalignment – 0.02 mm and 0.08 mm – with different loading levels.
The results showed that the misalignment between the splines and rotors causes a change in the meshing force of the spline-rotor coupling system. Its dynamics is governed by the meshing force of splines. The meshing force of a misaligned spline coupling is related to the rotor-spline coupling system parameters, the transmitting torque, and the dynamic vibration displacement.
Despite the lack of precise measurements, the misalignment of splines is a common problem. This problem is compounded by the fact that splines usually feature backlash. This backlash is the result of the misaligned spline. The authors analyzed several splines, varying pitch diameters, and length/diameter ratios.
A spline coupling is a two-dimensional mechanical system, which has positive backlash. The spline coupling is comprised of a hub and shaft, and has tip-to-root clearances that are larger than the backlash. A form-clearance is sufficient to prevent tip-to-root fillet contact. The torque on the splines is transmitted via friction.
When a spline coupling is misaligned, a torque-biased thrust force is generated. In such a situation, the force can exceed the torque, causing the component to lose its alignment. The two-way transmission of torque and thrust is modeled analytically in the present study. The analytical approach provides solutions that can be integrated into the design process. So, the next time you are faced with a misaligned spline coupling problem, make sure to use an analytical approach!
In this study, the spline coupling is analyzed under nominal conditions without a parallel offset misalignment. The stiffness values obtained are the percentage difference between the nominal pitch diameter and load application diameter. Moreover, the maximum percentage difference in the measured pitch diameter is 1.60% under a torque of 5000 N*m. The other parameter, the pitch angle, is taken into consideration in the calculation.

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Item  Hub   Front/Rear
Specfication ED/UCP/CP
Front 18 Hole/32hole/36hol
Rear 18 Hole/32hole/36hole

 

 

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Company Profile

ZheJiang HongChi bicycle Co. Ltd located in the biggest bicycle accessory base. We get a wonderful geography, convenient traffic which near to the Jingzhu and Xihu (West Lake) Dis.g high speed way. And our company is closed to the famous China Bicycle Accessory Town.
We are professional manufacturer in producing chain wheel&crank, saddle, inner tube, tyre, pedal, front axle, rear axle, MTB bicycle, BMX bicycle, child toys, etc. branded “HongChi”. Meanwhile, we have the autonomy in operation of the import and export business. Our company has a dozen of great profession product machines. And our productions get a well sale to the bicycle factory and accessories manufactures production all over the country, which based on good quality, cheap price, and perfect after-sales service. So our export sales have been growing year by year. Our productions are spreading over 40 countries and regions including Southeast Asia, East Europe, Africa, and South America.
Hard work and CZPT pursuit is our spirit. Quality first and customer first is our principle. Everyone in HongChi Company is sincerely inviting the colleague all over the world to have cooperation and a better future

Our Advantages

1. Q: Can I get some samples?
A: We are honored to offer you samples for quality check. mini bikes for sale
2. Q: Do you have the products in stock?     
A: Yes, We have sample for several models now could supply to you. 
3. Q: Can I have my own customized product? 
A: Yes. Your customized requirements for color, logo, design, package, carton mark, your language manual etc. are very welcome. balance bike 
4. Q: Can I mix different models in 1 container? 
A: Yes. Different models can be mixed in 1 container. 
5. Q: What’s the payment terms you can accept?    
A:We accept T/T,Western Union.  

Screw Shaft Types and Uses

Various uses for the screw shaft are numerous. Its major diameter is the most significant characteristic, while other aspects include material and function are important. Let us explore these topics in more detail. There are many different types of screw shafts, which include bronze, brass, titanium, and stainless steel. Read on to learn about the most common types. Listed below are some of the most common uses for a screw shaft. These include: C-clamps, screw jacks, vises, and more.
screwshaft

Major diameter of a screw shaft

A screw’s major diameter is measured in fractions of an inch. This measurement is commonly found on the screw label. A screw with a major diameter less than 1/4″ is labeled #0 to #14; those with a larger diameter are labeled fractions of an inch in a corresponding decimal scale. The length of a screw, also known as the shaft, is another measure used for the screw.
The major diameter of a screw shaft is the greater of its 2 outer diameters. When determining the major diameter of a screw, use a caliper, micrometer, or steel rule to make an accurate measurement. Generally, the first number in the thread designation refers to the major diameter. Therefore, if a screw has a thread of 1/2-10 Acme, the major diameter of the thread is.500 inches. The major diameter of the screw shaft will be smaller or larger than the original diameter, so it’s a good idea to measure the section of the screw that’s least used.
Another important measurement is the pitch. This measures the distance between 1 thread’s tip and the next thread’s corresponding point. Pitch is an important measurement because it refers to the distance a screw will advance in 1 turn. While lead and pitch are 2 separate concepts, they are often used interchangeably. As such, it’s important to know how to use them properly. This will make it easier to understand how to select the correct screw.
There are 3 different types of threads. The UTS and ISO metric threads are similar, but their common values for Dmaj and Pmaj are different. A screw’s major diameter is the largest diameter, while the minor diameter is the lowest. A nut’s major diameter, or the minor diameter, is also called the nut’s inside diameter. A bolt’s major diameter and minor diameter are measured with go/no-go gauges or by using an optical comparator.
The British Association and American Society of Mechanical Engineers standardized screw threads in the 1840s. A standard named “British Standard Whitworth” became a common standard for screw threads in the United States through the 1860s. In 1864, William Sellers proposed a new standard that simplified the Whitworth thread and had a 55 degree angle at the tip. Both standards were widely accepted. The major diameter of a screw shaft can vary from 1 manufacturer to another, so it’s important to know what size screw you’re looking for.
In addition to the thread angle, a screw’s major diameter determines the features it has and how it should be used. A screw’s point, or “thread”, is usually spiky and used to drill into an object. A flat tipped screw, on the other hand, is flat and requires a pre-drilled hole for installation. Finally, the diameter of a screw bolt is determined by the major and minor diameters.
screwshaft

Material of a screw shaft

A screw shaft is a piece of machine equipment used to move raw materials. The screw shaft typically comprises a raw material w. For a particular screw to function correctly, the raw material must be sized properly. In general, screw shafts should have an axial-direction length L equal to the moving amount k per 1/2 rotation of the screw. The screw shaft must also have a proper contact angle ph1 in order to prevent raw material from penetrating the screw shaft.
The material used for the shaft depends on its application. A screw with a ball bearing will work better with a steel shaft than 1 made of aluminum. Aluminum screw shafts are the most commonly used for this application. Other materials include titanium. Some manufacturers also prefer stainless steel. However, if you want a screw with a more modern appearance, a titanium shaft is the way to go. In addition to that, screws with a chromium finish have better wear resistance.
The material of a screw shaft is important for a variety of applications. It needs to have high precision threads and ridges to perform its function. Manufacturers often use high-precision CNC machines and lathes to create screw shafts. Different screw shafts can have varying sizes and shapes, and each 1 will have different applications. Listed below are the different materials used for screw shafts. If you’re looking for a high-quality screw shaft, you should shop around.
A lead screw has an inverse relationship between contact surface pressure and sliding velocity. For heavier axial loads, a reduced rotation speed is needed. This curve will vary depending on the material used for the screw shaft and its lubrication conditions. Another important factor is end fixity. The material of a screw shaft can be either fixed or free, so make sure to consider this factor when choosing the material of your screw. The latter can also influence the critical speed and rigidity of the screw.
A screw shaft’s major diameter is the distance between the outer edge of the thread and the inner smooth part. Screw shafts are typically between 2 and 16 millimeters in diameter. They feature a cylindrical shape, a pointy tip, and a wider head and drive than the former. There are 2 basic types of screw heads: threaded and non-threaded. These have different properties and purposes.
Lead screws are a cost-effective alternative to ball screws, and are used for low power and light to medium-duty applications. They offer some advantages, but are not recommended for continuous power transmission. But lead screws are often quieter and smaller, which make them useful for many applications. Besides, they are often used in a kinematic pair with a nut object. They are also used to position objects.
screwshaft

Function of a screw shaft

When choosing a screw for a linear motion system, there are many factors that should be considered, such as the position of the actuator and the screw and nut selection. Other considerations include the overall length of travel, the fastest move profile, the duty cycle, and the repeatability of the system. As a result, screw technology plays a critical role in the overall performance of a system. Here are the key factors to consider when choosing a screw.
Screws are designed with an external threading that digs out material from a surface or object. Not all screw shafts have complete threading, however. These are known as partially threaded screws. Fully threaded screws feature complete external threading on the shaft and a pointed tip. In addition to their use as fasteners, they can be used to secure and tighten many different types of objects and appliances.
Another factor to consider is axial force. The higher the force, the bigger the screw needs to be. Moreover, screws are similar to columns that are subject to both tension and compression loads. During the compression load, bowing or deflection is not desirable, so the integrity of the screw is important. So, consider the design considerations of your screw shaft and choose accordingly. You can also increase the torque by using different shaft sizes.
Shaft collars are also an important consideration. These are used to secure and position components on the shaft. They also act as stroke limiters and to retain sprocket hubs, bearings, and shaft protectors. They are available in several different styles. In addition to single and double split shaft collars, they can be threaded or set screw. To ensure that a screw collar will fit tightly to the shaft, the cap must not be overtightened.
Screws can be cylindrical or conical and vary in length and diameter. They feature a thread that mates with a complementary helix in the material being screwed into. A self-tapping screw will create a complementary helix during driving, creating a complementary helix that allows the screw to work with the material. A screw head is also an essential part of a screw, providing gripping power and compression to the screw.
A screw’s pitch and lead are also important parameters to consider. The pitch of the screw is the distance between the crests of the threads, which increases mechanical advantage. If the pitch is too small, vibrations will occur. If the pitch is too small, the screw may cause excessive wear and tear on the machine and void its intended purpose. The screw will be useless if it can’t be adjusted. And if it can’t fit a shaft with the required diameter, then it isn’t a good choice.
Despite being the most common type, there are various types of screws that differ in their functions. For example, a machine screw has a round head, while a truss head has a lower-profile dome. An oval-its point screw is a good choice for situations where the screw needs to be adjusted frequently. Another type is a soft nylon tip, which looks like a Half-dog point. It is used to grip textured or curved surfaces.

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Wheel Hub Bearing

A hub bearing, also known as a wheel hub bearing, enables the wheels and attached components to rotate smoothly and keeps the wheel attached to the car. The bearings are mounted on a wheel hub, which is located between the brake drums and the axle. 
Wheel bearings wear out over time due to age and contamination. As they wear out, excess play also develops in the bearing. The main signs of a damaged wheel hub bearing are abnormal noises and loose steering.
Our hub bearing assemblies are made from high quality materials for durability, reliability, and high performance. 
A high quality seal design offers premium protection from contamination and ensures a clean, long lasting hub bearing.
Our hub bearings are precision-machined and pre-coated with an anti-corrosion lubricant for enhanced protection and performance. They are manufactured to meet or exceed expectations for performance and fit.
In addition, they are designed for quick and easy installation. Please note: Hub Bearings should always be replaced in pairs (front or rear). 
In addition, hub bearings must be torqued to vehicle specifications to prevent failure.

Solver problem:

  • Frequently unberable
  • Car Jitter
  • Power reduction
  • Car noise

Features:

  • Good Ball: Precision and dimensions are more stable.

  • Good grease: allow the bearing to roll smoother.

  • Durable quality: excellent metal material, wear-resistant and durable.

    All products are all factory full inspection , like ABS detection,noise detection, cleareance detection for completed product, vibration detection, Angular clearance detection, Waterproof and dustproof detection and so on, making products more durable,more safe and life longer.

  • Reduce abnormal noise,Stable driving
  • High security
  • Longer service life and lower maintenance cost.
  • In-situ installation: Original specification,installation in 1 step. With accurately locate mounting holes

Why choose us to be your cooperated supplier from China?
1. A wide range of Wheel Hub Bearing for options.
2. Quality assurance: Advanced equipment, 100% finished product check, all of the products are inpsected carefully by QC before delivery. Product is Safe, Fixed,Stable,Durable.
3. Fast delivery, Prompt response,Professional staffs.
4. The customized components also can be manufactured
5. Neutral packing, export standard carton, or as your requirement.
6. Competive price: Order a HQ container, price will be more favorable.

Related Products
1. A wide range of Radiator Cooling Fan and other parts for options.
2. Quality assurance: Advanced equipment, 100% finished product check, all of the products are inpsected carefully by QC before delivery. Product is Safe, Fixed,Stable,Durable.
3. Fast delivery, Prompt response,Professional staffs.
4. The customized components also can be manufactured
5. Neutral packing, export standard carton, or as your requirement.
6. Competive price: Order a HQ container, price will be more favorable.
FAQ
1. Is the product fit to your car model?
Please check if the parts are suitable for your model before purchase.
Or please tell us your Car Model and OE Number, and tell us the product name.

2. What you can supply to me?
We could supply all kinds of auto spare parts and accessories. Besides ,we provide OEM service, shipping service and QC service as well to make sure you get ONE-STOP purchase process from us.

3. Can you customize the products as per our request?
Yes, we do OEM and ODM. We could make the product suggestion based on your idea and budget.

4. How to get a sample from you?
All samples will be free if unit cost under 20USD,but the freight should be on your side. If you have express account like DHL,UPS etc we will send you directly, if you don’t have you can send express cost to our paypal account, any sample cost could be returned when you make order.

5. What’s your payment term?
We usually doing 30% deposit and 70% balance against copy of B/L by T/T, We also accept L/C ,D/P if total amount over $30000.

Welcome to your inqury now and built a long cooperatitive relationship with our professional service.

Types of Splines

There are 4 types of splines: Involute, Parallel key, helical, and ball. Learn about their characteristics. And, if you’re not sure what they are, you can always request a quotation. These splines are commonly used for building special machinery, repair jobs, and other applications. The CZPT Manufacturing Company manufactures these shafts. It is a specialty manufacturer and we welcome your business.
splineshaft

Involute splines

The involute spline provides a more rigid and durable structure, and is available in a variety of diameters and spline counts. Generally, steel, carbon steel, or titanium are used as raw materials. Other materials, such as carbon fiber, may be suitable. However, titanium can be difficult to produce, so some manufacturers make splines using other constituents.
When splines are used in shafts, they prevent parts from separating during operation. These features make them an ideal choice for securing mechanical assemblies. Splines with inward-curving grooves do not have sharp corners and are therefore less likely to break or separate while they are in operation. These properties help them to withstand high-speed operations, such as braking, accelerating, and reversing.
A male spline is fitted with an externally-oriented face, and a female spline is inserted through the center. The teeth of the male spline typically have chamfered tips to provide clearance with the transition area. The radii and width of the teeth of a male spline are typically larger than those of a female spline. These specifications are specified in ANSI or DIN design manuals.
The effective tooth thickness of a spline depends on the involute profile error and the lead error. Also, the spacing of the spline teeth and keyways can affect the effective tooth thickness. Involute splines in a splined shaft are designed so that at least 25 percent of the spline teeth engage during coupling, which results in a uniform distribution of load and wear on the spline.

Parallel key splines

A parallel splined shaft has a helix of equal-sized grooves around its circumference. These grooves are generally parallel or involute. Splines minimize stress concentrations in stationary joints and allow linear and rotary motion. Splines may be cut or cold-rolled. Cold-rolled splines have more strength than cut spines and are often used in applications that require high strength, accuracy, and a smooth surface.
A parallel key splined shaft features grooves and keys that are parallel to the axis of the shaft. This design is best suited for applications where load bearing is a primary concern and a smooth motion is needed. A parallel key splined shaft can be made from alloy steels, which are iron-based alloys that may also contain chromium, nickel, molybdenum, copper, or other alloying materials.
A splined shaft can be used to transmit torque and provide anti-rotation when operating as a linear guide. These shafts have square profiles that match up with grooves in a mating piece and transmit torque and rotation. They can also be easily changed in length, and are commonly used in aerospace. Its reliability and fatigue life make it an excellent choice for many applications.
The main difference between a parallel key splined shaft and a keyed shaft is that the former offers more flexibility. They lack slots, which reduce torque-transmitting capacity. Splines offer equal load distribution along the gear teeth, which translates into a longer fatigue life for the shaft. In agricultural applications, shaft life is essential. Agricultural equipment, for example, requires the ability to function at high speeds for extended periods of time.
splineshaft

Involute helical splines

Involute splines are a common design for splined shafts. They are the most commonly used type of splined shaft and feature equal spacing among their teeth. The teeth of this design are also shorter than those of the parallel spline shaft, reducing stress concentration. These splines can be used to transmit power to floating or permanently fixed gears, and reduce stress concentrations in the stationary joint. Involute splines are the most common type of splined shaft, and are widely used for a variety of applications in automotive, machine tools, and more.
Involute helical spline shafts are ideal for applications involving axial motion and rotation. They allow for face coupling engagement and disengagement. This design also allows for a larger diameter than a parallel spline shaft. The result is a highly efficient gearbox. Besides being durable, splines can also be used for other applications involving torque and energy transfer.
A new statistical model can be used to determine the number of teeth that engage for a given load. These splines are characterized by a tight fit at the major diameters, thereby transferring concentricity from the shaft to the female spline. A male spline has chamfered tips for clearance with the transition area. ANSI and DIN design manuals specify the different classes of fit.
The design of involute helical splines is similar to that of gears, and their ridges or teeth are matched with the corresponding grooves in a mating piece. It enables torque and rotation to be transferred to a mate piece while maintaining alignment of the 2 components. Different types of splines are used in different applications. Different splines can have different levels of tooth height.

Involute ball splines

When splines are used, they allow the shaft and hub to engage evenly over the shaft’s entire circumference. Because the teeth are evenly spaced, the load that they can transfer is uniform and their position is always the same regardless of shaft length. Whether the shaft is used to transmit torque or to transmit power, splines are a great choice. They provide maximum strength and allow for linear or rotary motion.
There are 3 basic types of splines: helical, crown, and ball. Crown splines feature equally spaced grooves. Crown splines feature involute sides and parallel sides. Helical splines use involute teeth and are often used in small diameter shafts. Ball splines contain a ball bearing inside the splined shaft to facilitate rotary motion and minimize stress concentration in stationary joints.
The 2 types of splines are classified under the ANSI classes of fit. Fillet root splines have teeth that mesh along the longitudinal axis of rotation. Flat root splines have similar teeth, but are intended to optimize strength for short-term use. Both types of splines are important for ensuring the shaft aligns properly and is not misaligned.
The friction coefficient of the hub is a complex process. When the hub is off-center, the center moves in predictable but irregular motion. Moreover, when the shaft is centered, the center may oscillate between being centered and being off-center. To compensate for this, the torque must be adequate to keep the shaft in its axis during all rotation angles. While straight-sided splines provide similar centering, they have lower misalignment load factors.
splineshaft

Keyed shafts

Essentially, splined shafts have teeth or ridges that fit together to transfer torque. Because splines are not as tall as involute gears, they offer uniform torque transfer. Additionally, they provide the opportunity for torque and rotational changes and improve wear resistance. In addition to their durability, splined shafts are popular in the aerospace industry and provide increased reliability and fatigue life.
Keyed shafts are available in different materials, lengths, and diameters. When used in high-power drive applications, they offer higher torque and rotational speeds. The higher torque they produce helps them deliver power to the gearbox. However, they are not as durable as splined shafts, which is why the latter is usually preferred in these applications. And while they’re more expensive, they’re equally effective when it comes to torque delivery.
Parallel keyed shafts have separate profiles and ridges and are used in applications requiring accuracy and precision. Keyed shafts with rolled splines are 35% stronger than cut splines and are used where precision is essential. These splines also have a smooth finish, which can make them a good choice for precision applications. They also work well with gears and other mechanical systems that require accurate torque transfer.
Carbon steel is another material used for splined shafts. Carbon steel is known for its malleability, and its shallow carbon content helps create reliable motion. However, if you’re looking for something more durable, consider ferrous steel. This type contains metals such as nickel, chromium, and molybdenum. And it’s important to remember that carbon steel is not the only material to consider.

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China factory Dac35660032 Dac35660033 Dac35660037 Dac35680037 Wheel Bearing Kit with high quality

Product Description

DAC3566AW ZA-28BW01ACA60   9 29 53 37 0.35       10 30 60 37 0.42       11 30 62 48 0.56       12 30 63 42 0.57 DAC3063W-1 ZA-30BWDO1A   13 34 64 37 0.47 DAC3464G1 ZA-34BWD04BCA7O   14 35 62 40 0.43 DAC3562W-10CS51     15 35 64 37 0.46 DAC3564A-1CS31√     16 35 65 37 0.51   ZA-35BWD19E   17 35 67 42 0.6   ZA-35BWD24CA18   18 35 68 33/30 0.47 DAC3568W-6 ZA-35BWD07CA123   19 35 68 37 0.52 DAC3568A2RS     20 35 72 33 0.58       21 35 72 33/31 0.54 DAC357233B-1WCS79 ZA-35BWD06ACA125   22 35 72 34 0.58     DEO763CS46PX1/SA 23 36 68 33 0.47 DAC366833AWCS31 36BWD04   24 37 72 33 0.59       25 37 72 37 0.59       26 38 64 36/33 0.79 46TO80604-KFTCS76     27 38 65 52/48 0.8 46TO80705CCS33   TM-DEO8A59 28 38 68 37         29 38 70 37 0.56   38BWD19   30 38 70 38 0.57 DAC387038-6CS66 38BWD21CA53 AUO855-1LLXLL588 31 38 70 38         32 38 71 33/30 0.5 DAC3871W-2CS70     33 38 71 39 0.58 DAC3871W-1CS74 ZA-38BWD22LCA96   34 38 72 36/33 0.56 DAC3872W-8CS81 38BWD12CA145   35 38 72 40 0.63 DAC3872W-10CS42 38BWD07-10G   36 38 73 40 0.63 DAC3873W3 38BWD26E   37 38 74 36/33 0.61 DAC3874W-BCS84   DE08A33CS38PX1 38 38 74 50 0.85   38BWD06 DEO892LLCS43/L588 39 38 76 43/40 0.86   NTF38KWDO4A-JBO   40 38 80 36/33 0.87 DAC3880W-1CS65 38BWD18   41 39 68 37 0.48       42 39 72 37 0.6       43 39 74 36/34 0.52       44 39 74 39 0.66   39BWD05   45 39 74 39         46 39/41 75 37 0.62       47 40 70 43 0.63 DAC407043WC583     48 40 72 36/33 0.67 DAC4072W-3CS34     49 40 72 36 0.67       50 40 72 37 0.55       51 40 74 36/34 0.58 DAC4074CWCS73 40BWD15   52 40 74 36 0.62   ZA/HO/40BWD15A-JB01   53 40 74 40 0.67 DAC4074W-12CS47 40BWD06B   54 40 74 42 0.7 DAC4074W-3 40BWD12CA98   55 40 75 37 0.62   C386   56 40 76 41/38 0.52 DAC407641-2RSCS42 40BWD05   57 40 80 36/34 0.74 DAC4080M1CS68MG 40BWD07   58 40 80 40 0.86     AU0822 59 40 80 45/44 0.95 HC46TO80805CS70     60 41 68 40/35 1.06   NTF41KWDO163CA54   61 42 72 38 0.54 DU4272C 42KWD02D 4T-CRI-0828LLC 62 42 72 38/35 0.52 46TO80704X 42KWDO2AG3CA   63 42 75 37 0.6 DAC4275BW2RS     64 42 76 38/35 0.65   ZA/HO/40BWD06A-JB-01   65 42 76 38 0.63       66 42 76 39 0.62       67 42 78 40 0.69       68 42 78 41/38 0.75 DAC4278C2RSCS40     69 42 79 45         70 42 80 34/36 0.81 DAC4080M1CS68M 42BWD13   71 42 80 45 0.86       72 42 82 36 0.77       73 42 82 40     42KWD10   74         VKBA3638     75 43 76 43 0.73   43BWD12A AU 0571 -3LL 76 43 77 38/42 0.73 HC46T 0571 04ALFT     77 43 79 41/38 0.77 DAC4379W-1CS57 43BWD08   78 43 82 45 0.96 DAC4382W-3CS79 ZA-43BWDO6DCA133   79 45 80 52/50         80 45 80 45 0.78   45BWD06   81 45 83 39 0.83       82 45 84 39 0.85 DAC458439BW     83 45 84 42 0.94       84 45 83 44 0.83       85 45 84 41/39 0.8 DAC4584DWCS76 45BWD03   86 46 78 49 0.92 AT-CR1-0988LLXCS HQ-46KWD03G3CA12-01   87 47 82 57.5     EP47KW001 CA196042   88 47 85 45 0.85       89 47 88 55 0.9   47KWD02A   90 49 88 46 1.05   49BWD01B   91 49 84 48 1.08       92 49 84 48         93 51 96 50         94 54 96 51   HC-DU5496-6LFT     95 55 90 54        

The Aboved are just part of the items, For more Bearing numbers, please contact us.

 

  Delivery Time Payment Terms Shipping Method
Samle Order 1-3days 100% in Advance By Air 
LCL Order 3-25days  30% Deposit and the Balance Paid
Before Shipment Or Against B/L Copy		 By  Air Or By Sea
FCL Order 25-45days  By  Air Or By Sea

 

1. How many the MOQ of your company?
    Our company MOQ is 1pc.

2. Could you accept OEM and customize?

    YES, We can customize for you according to your sample or drawings.

3. Could you supply samples for free?

    YES, We can supply samples for free, while you have o pay for the freight cost.

4. What is your terms of delivery?

     We can accept EXW, FOB, CFR, CIF, etc. You can choose the 1 which is the most convenient cost effective for you.

5. Is it your company factory or Trade company?

    We are factory, our type is Factory+Trade.

6. What is the warranty for your bearing?
    2years, Customer need supply photos and send bearings back.

7. Could you tell me the packing of your goods?

   Single Plastic Bag+Inner Box+Carton+Pallet, or according to your request.

8. Could you supply door to door service?

   YES, by air or by express (DHL, FEDEX, TNT, EMS, SF7-10 days to your city)

9. Could you tell me the payment term of your company can accept?

   T/T, Western Union, Paypal, L/C, etc.

10. What about the lead time for mass production?

      Honestly, it depends on the order quantity and the season you place the order, our production capacity is 8*20ft containers
each month. Generally speaking, we suggest you start inquiry 3 to 4 months before the date you would like to get the
products at your Country.

 

What Are the Advantages of a Splined Shaft?

If you are looking for the right splined shaft for your machine, you should know a few important things. First, what type of material should be used? Stainless steel is usually the most appropriate choice, because of its ability to offer low noise and fatigue failure. Secondly, it can be machined using a slotting or shaping machine. Lastly, it will ensure smooth motion. So, what are the advantages of a splined shaft?
Stainless steel is the best material for splined shafts

When choosing a splined shaft, you should consider its hardness, quality, and finish. Stainless steel has superior corrosion and wear resistance. Carbon steel is another good material for splined shafts. Carbon steel has a shallow carbon content (about 1.7%), which makes it more malleable and helps ensure smooth motion. But if you’re not willing to spend the money on stainless steel, consider other options.
There are 2 main types of splines: parallel splines and crowned splines. Involute splines have parallel grooves and allow linear and rotary motion. Helical splines have involute teeth and are oriented at an angle. This type allows for many teeth on the shaft and minimizes the stress concentration in the stationary joint.
Large evenly spaced splines are widely used in hydraulic systems, drivetrains, and machine tools. They are typically made from carbon steel (CR10) and stainless steel (AISI 304). This material is durable and meets the requirements of ISO 14-B, formerly DIN 5463-B. Splined shafts are typically made of stainless steel or C45 steel, though there are many other materials available.
Stainless steel is the best material for a splined shaft. This metal is also incredibly affordable. In most cases, stainless steel is the best choice for these shafts because it offers the best corrosion resistance. There are many different types of splined shafts, and each 1 is suited for a particular application. There are also many different types of stainless steel, so choose stainless steel if you want the best quality.
For those looking for high-quality splined shafts, CZPT Spline Shafts offer many benefits. They can reduce costs, improve positional accuracy, and reduce friction. With the CZPT TFE coating, splined shafts can reduce energy and heat buildup, and extend the life of your products. And, they’re easy to install – all you need to do is install them.
splineshaft

They provide low noise, low wear and fatigue failure

The splines in a splined shaft are composed of 2 main parts: the spline root fillet and the spline relief. The spline root fillet is the most critical part, because fatigue failure starts there and propagates to the relief. The spline relief is more susceptible to fatigue failure because of its involute tooth shape, which offers a lower stress to the shaft and has a smaller area of contact.
The fatigue life of splined shafts is determined by measuring the S-N curve. This is also known as the Wohler curve, and it is the relationship between stress amplitude and number of cycles. It depends on the material, geometry and way of loading. It can be obtained from a physical test on a uniform material specimen under a constant amplitude load. Approximations for low-alloy steel parts can be made using a lower-alloy steel material.
Splined shafts provide low noise, minimal wear and fatigue failure. However, some mechanical transmission elements need to be removed from the shaft during assembly and manufacturing processes. The shafts must still be capable of relative axial movement for functional purposes. As such, good spline joints are essential to high-quality torque transmission, minimal backlash, and low noise. The major failure modes of spline shafts include fretting corrosion, tooth breakage, and fatigue failure.
The outer disc carrier spline is susceptible to tensile stress and fatigue failure. High customer demands for low noise and low wear and fatigue failure makes splined shafts an excellent choice. A fractured spline gear coupling was received for analysis. It was installed near the top of a filter shaft and inserted into the gearbox motor. The service history was unknown. The fractured spline gear coupling had longitudinally cracked and arrested at the termination of the spline gear teeth. The spline gear teeth also exhibited wear and deformation.
A new spline coupling method detects fault propagation in hollow cylindrical splined shafts. A spline coupling is fabricated using an AE method with the spline section unrolled into a metal plate of the same thickness as the cylinder wall. In addition, the spline coupling is misaligned, which puts significant concentration on the spline teeth. This further accelerates the rate of fretting fatigue and wear.
A spline joint should be lubricated after 25 hours of operation. Frequent lubrication can increase maintenance costs and cause downtime. Moreover, the lubricant may retain abrasive particles at the interfaces. In some cases, lubricants can even cause misalignment, leading to premature failure. So, the lubrication of a spline coupling is vital in ensuring proper functioning of the shaft.
The design of a spline coupling can be optimized to enhance its wear resistance and reliability. Surface treatments, loads, and rotation affect the friction properties of a spline coupling. In addition, a finite element method was developed to predict wear of a floating spline coupling. This method is feasible and provides a reliable basis for predicting the wear and fatigue life of a spline coupling.
splineshaft

They can be machined using a slotting or shaping machine

Machines can be used to shape splined shafts in a variety of industries. They are useful in many applications, including gearboxes, braking systems, and axles. A slotted shaft can be manipulated in several ways, including hobbling, broaching, and slotting. In addition to shaping, splines are also useful in reducing bar diameter.
When using a slotting or shaping machine, the workpiece is held against a pedestal that has a uniform thickness. The machine is equipped with a stand column and limiting column (Figure 1), each positioned perpendicular to the upper surface of the pedestal. The limiting column axis is located on the same line as the stand column. During the slotting or shaping process, the tool is fed in and out until the desired space is achieved.
One process involves cutting splines into a shaft. Straddle milling, spline shaping, and spline cutting are 2 common processes used to create splined shafts. Straddle milling involves a fixed indexing fixture that holds the shaft steady, while rotating milling cutters cut the groove in the length of the shaft. Several passes are required to ensure uniformity throughout the spline.
Splines are a type of gear. The ridges or teeth on the drive shaft mesh with grooves in the mating piece. A splined shaft allows the transmission of torque to a mate piece while maximizing the power transfer. Splines are used in heavy vehicles, construction, agriculture, and massive earthmoving machinery. Splines are used in virtually every type of rotary motion, from axles to transmission systems. They also offer better fatigue life and reliability.
Slotting or shaping machines can also be used to shape splined shafts. Slotting machines are often used to machine splined shafts, because it is easier to make them with these machines. Using a slotting or shaping machine can result in splined shafts of different sizes. It is important to follow a set of spline standards to ensure your parts are manufactured to the highest standards.
A milling machine is another option for producing splined shafts. A spline shaft can be set up between 2 centers in an indexing fixture. Two side milling cutters are mounted on an arbor and a spacer and shims are inserted between them. The arbor and cutters are then mounted to a milling machine spindle. To make sure the cutters center themselves over the splined shaft, an adjustment must be made to the spindle of the machine.
The machining process is very different for internal and external splines. External splines can be broached, shaped, milled, or hobbed, while internal splines cannot. These machines use hard alloy, but they are not as good for internal splines. A machine with a slotting mechanism is necessary for these operations.

China factory Dac35660032 Dac35660033 Dac35660037 Dac35680037 Wheel Bearing Kit with high qualityChina factory Dac35660032 Dac35660033 Dac35660037 Dac35680037 Wheel Bearing Kit with high quality

China Standard Wheel Bearing (OE: 3350 32) for Peugoet, Citroen near me supplier

Product Description

Criteria

 

Criterion detail
Fitting Position Front Axle left and right
Width 33 mm
Weight 0,64 kg
Inner diameter 37 mm
Outer diameter 72 mm

Manufacturer\’s number*

 

O.E. No. Manufacturer
3350.32 CITROEN/PEUGEOT
3350 32 CITROËN
3350.32 PEUGEOT

* Die aufgeführten Vergleichsnummern dienen nur zu besseren Identifikation.

 

most popular vehicles

 

No. Vehicle Year of manufacture Engine output in kw Engine capacity in cc. KBA-No. (German vehicle registration document)
1 CITROËN SAXO (S0, S1) 1.1 X,SXConstruction year from: 1999/09 
Engine Code: TU1M 		 05/1996 – 09/2003 44KW (60PS) 1,124ccm 3001-283, 3001-731
2 PEUGEOT 306 Hatchback (7A, 7C, N3, N5) 2.0 HDI 90Braking / Drive Dynamics: for vehicles without ABS 
Organisation number from: 08092 
Rims: with steel rim 		 06/1999 – 05/2001 66KW (90PS) 1,997ccm 3003-882
3 CITROËN SAXO (S0, S1) 1.0 XConstruction year from: 1999/09  05/1998 – 06/2003 37KW (50PS) 954ccm 3001-281
4 CITROËN XSARA Coupe (N0) 1.4 iConstruction year from: 1999/01 
Braking / Drive Dynamics: for vehicles without ABS 		 03/1998 – 03/2005 55KW (75PS) 1,360ccm 3001-641, 3001-740
5 PEUGEOT 306 Hatchback (7A, 7C, N3, N5) 1.6Type: N5  10/2000 – 05/2001 72KW (98PS) 1,587ccm 3003-522
6 PEUGEOT 306 (7B, N3, N5) 1.6Type: N5  10/2000 – 05/2001 72KW (98PS) 1,587ccm 3003-521
7 PEUGEOT 306 Break (7E, N3, N5) 1.6Type: N5  10/2000 – 04/2002 72KW (98PS) 1,587ccm 3003-523
8 PEUGEOT 306 Convertible (7D, N3, N5) 1.6Type: N5  10/2000 – 04/2002 72KW (98PS) 1,587ccm 3003-524
9 CITROËN XSARA (N1) 1.6 16VBraking / Drive Dynamics: for vehicles without ABS  09/2000 – 03/2005 80KW (109PS) 1,587ccm 3001-742
10 CITROËN XSARA Break (N2) 1.6 16VBraking / Drive Dynamics: for vehicles without ABS  09/2000 – 08/2005 80KW (109PS) 1,587ccm 3001-743
11 CITROËN XSARA Coupe (N0) 1.6 16VBraking / Drive Dynamics: for vehicles without ABS  09/2000 – 03/2005 80KW (109PS) 1,587ccm 3001-742
12 PEUGEOT 106 II (1) 1.5 DConstruction year to: 2004/07  04/1998 – 42KW (57PS) 1,527ccm 3003-796, 3003-881
13 CITROËN C3 I (FC_) 1.1 iConstruction year to: 2009/04 
Braking / Drive Dynamics: for vehicles without ABS 		 02/2002 – 44KW (60PS) 1,124ccm 3001-788, 3001-ABW
14 CITROËN C3 I (FC_) 1.4 HDiConstruction year to: 2009/04 
Braking / Drive Dynamics: for vehicles without ABS 		 02/2002 – 50KW (68PS) 1,398ccm 3001-790, 3001-869, 3001-ABX
15 CITROËN C3 I (FC_) 1.4 i BivalentConstruction year to: 2009/04 
Braking / Drive Dynamics: for vehicles without ABS 		 02/2002 – 54KW (73PS) 1,360ccm 3001-787, 3001-AAB, 3001-ABU

Applications of Spline Couplings

A spline coupling is a highly effective means of connecting 2 or more components. These types of couplings are very efficient, as they combine linear motion with rotation, and their efficiency makes them a desirable choice in numerous applications. Read on to learn more about the main characteristics and applications of spline couplings. You will also be able to determine the predicted operation and wear. You can easily design your own couplings by following the steps outlined below.
splineshaft

Optimal design

The spline coupling plays an important role in transmitting torque. It consists of a hub and a shaft with splines that are in surface contact without relative motion. Because they are connected, their angular velocity is the same. The splines can be designed with any profile that minimizes friction. Because they are in contact with each other, the load is not evenly distributed, concentrating on a small area, which can deform the hub surface.
Optimal spline coupling design takes into account several factors, including weight, material characteristics, and performance requirements. In the aeronautics industry, weight is an important design factor. S.A.E. and ANSI tables do not account for weight when calculating the performance requirements of spline couplings. Another critical factor is space. Spline couplings may need to fit in tight spaces, or they may be subject to other configuration constraints.
Optimal design of spline couplers may be characterized by an odd number of teeth. However, this is not always the case. If the external spline’s outer diameter exceeds a certain threshold, the optimal spline coupling model may not be an optimal choice for this application. To optimize a spline coupling for a specific application, the user may need to consider the sizing method that is most appropriate for their application.
Once a design is generated, the next step is to test the resulting spline coupling. The system must check for any design constraints and validate that it can be produced using modern manufacturing techniques. The resulting spline coupling model is then exported to an optimisation tool for further analysis. The method enables a designer to easily manipulate the design of a spline coupling and reduce its weight.
The spline coupling model 20 includes the major structural features of a spline coupling. A product model software program 10 stores default values for each of the spline coupling’s specifications. The resulting spline model is then calculated in accordance with the algorithm used in the present invention. The software allows the designer to enter the spline coupling’s radii, thickness, and orientation.
splineshaft

Characteristics

An important aspect of aero-engine splines is the load distribution among the teeth. The researchers have performed experimental tests and have analyzed the effect of lubrication conditions on the coupling behavior. Then, they devised a theoretical model using a Ruiz parameter to simulate the actual working conditions of spline couplings. This model explains the wear damage caused by the spline couplings by considering the influence of friction, misalignment, and other conditions that are relevant to the splines’ performance.
In order to design a spline coupling, the user first inputs the design criteria for sizing load carrying sections, including the external spline 40 of the spline coupling model 30. Then, the user specifies torque margin performance requirement specifications, such as the yield limit, plastic buckling, and creep buckling. The software program then automatically calculates the size and configuration of the load carrying sections and the shaft. These specifications are then entered into the model software program 10 as specification values.
Various spline coupling configuration specifications are input on the GUI screen 80. The software program 10 then generates a spline coupling model by storing default values for the various specifications. The user then can manipulate the spline coupling model by modifying its various specifications. The final result will be a computer-aided design that enables designers to optimize spline couplings based on their performance and design specifications.
The spline coupling model software program continually evaluates the validity of spline coupling models for a particular application. For example, if a user enters a data value signal corresponding to a parameter signal, the software compares the value of the signal entered to the corresponding value in the knowledge base. If the values are outside the specifications, a warning message is displayed. Once this comparison is completed, the spline coupling model software program outputs a report with the results.
Various spline coupling design factors include weight, material properties, and performance requirements. Weight is 1 of the most important design factors, particularly in the aeronautics field. ANSI and S.A.E. tables do not consider these factors when calculating the load characteristics of spline couplings. Other design requirements may also restrict the configuration of a spline coupling.

Applications

Spline couplings are a type of mechanical joint that connects 2 rotating shafts. Its 2 parts engage teeth that transfer load. Although splines are commonly over-dimensioned, they are still prone to fatigue and static behavior. These properties also make them prone to wear and tear. Therefore, proper design and selection are vital to minimize wear and tear on splines. There are many applications of spline couplings.
A key design is based on the size of the shaft being joined. This allows for the proper spacing of the keys. A novel method of hobbing allows for the formation of tapered bases without interference, and the root of the keys is concentric with the axis. These features enable for high production rates. Various applications of spline couplings can be found in various industries. To learn more, read on.
FE based methodology can predict the wear rate of spline couplings by including the evolution of the coefficient of friction. This method can predict fretting wear from simple round-on-flat geometry, and has been calibrated with experimental data. The predicted wear rate is reasonable compared to the experimental data. Friction evolution in spline couplings depends on the spline geometry. It is also crucial to consider the lubrication condition of the splines.
Using a spline coupling reduces backlash and ensures proper alignment of mated components. The shaft’s splined tooth form transfers rotation from the splined shaft to the internal splined member, which may be a gear or other rotary device. A spline coupling’s root strength and torque requirements determine the type of spline coupling that should be used.
The spline root is usually flat and has a crown on 1 side. The crowned spline has a symmetrical crown at the centerline of the face-width of the spline. As the spline length decreases toward the ends, the teeth are becoming thinner. The tooth diameter is measured in pitch. This means that the male spline has a flat root and a crowned spline.
splineshaft

Predictability

Spindle couplings are used in rotating machinery to connect 2 shafts. They are composed of 2 parts with teeth that engage each other and transfer load. Spline couplings are commonly over-dimensioned and are prone to static and fatigue behavior. Wear phenomena are also a common problem with splines. To address these issues, it is essential to understand the behavior and predictability of these couplings.
Dynamic behavior of spline-rotor couplings is often unclear, particularly if the system is not integrated with the rotor. For example, when a misalignment is not present, the main response frequency is 1 X-rotating speed. As the misalignment increases, the system starts to vibrate in complex ways. Furthermore, as the shaft orbits depart from the origin, the magnitudes of all the frequencies increase. Thus, research results are useful in determining proper design and troubleshooting of rotor systems.
The model of misaligned spline couplings can be obtained by analyzing the stress-compression relationships between 2 spline pairs. The meshing force model of splines is a function of the system mass, transmitting torque, and dynamic vibration displacement. This model holds when the dynamic vibration displacement is small. Besides, the CZPT stepping integration method is stable and has high efficiency.
The slip distributions are a function of the state of lubrication, coefficient of friction, and loading cycles. The predicted wear depths are well within the range of measured values. These predictions are based on the slip distributions. The methodology predicts increased wear under lightly lubricated conditions, but not under added lubrication. The lubrication condition and coefficient of friction are the key factors determining the wear behavior of splines.

China Standard Wheel Bearing (OE: 3350 32) for Peugoet, Citroen near me supplier China Standard Wheel Bearing (OE: 3350 32) for Peugoet, Citroen near me supplier

China supplier Good Price Wheel Bearing Kit Vkba3648 402109697r 7701207358 for Renault Nissan and for Opel with Great quality

Product Description

Basic information:

Description RENAULT MEGANE auto parts VKBA3648
 Material   Chrome steel Gcr15 
 Application   For NISSAN-OPEL-RENAULT 
 Size   Inner: 45 mm
Outer: 88 mm
Width: 39 mm 
 Position   Front wheel 
 With ABS   Yes 
 Weight   1.1 kg 
 Brand   SI,  PPB,  or customized 
 Packing   Neutral,  SI,  PPB brand packing or customized 
 OEM/ODM service   Yes 
 Manufacture place   ZHangZhoug,  China 
 MOQ   50 PCS 
 OEM replacement   Yes 
 Inspection   100% 
 Warranty   1 year or 40, 000-50, 000 KMS 
 Certificate   ISO9001:2015 TS16949 
 Payment   T/T,  PayPal,  Alibaba 

Detailed pictures:

O.E.:
45710-00Q0E
45710-00QAG
45710-00QAK

93161059
93161376
93198742
R

Ref.:
For FAG: 
For FEBI BILSTEIN: 23331
For OPTIMAL: 701247
For SKF: VKBA 3648
For SNR: R155.74

Fit for:
For NISSAN PRIMASTAR Box (X83) 2002-
For OPEL VIVARO A Box (X83) 2001-
For RENAULT ESPACE IV (JK0/1_) 2002-
For RENAULT MEGANE II (BM0/1_, CM0/1_) 2006-
For RENAULT TRAFIC II Box (FL) 2001-
For RENAULT VEL SATIS (BJ0_) 2002-

Other types(contact us for more):
Wheel Bearings, Wheel Hubs, Wheel Bearing And Hub Assembly, Right Front Hub Bearing Assembly, Wheel Bearing Hub Assembly Front, Front Wheel Hub And Bearing Assembly, Abs Hub Bearing Assembly, Wheel Bearing Hub Assembly, Hub And Bearing Assembly Front, Left Front Hub Bearing Assembly, Front Wheel Bearing Hub Assembly Replacement, Wheel Bearing & Hub Assembly, Hub Bearing Assembly, front bearing hub replacement, hub and bearing replacement, wheel hub bearings, front wheel bearing hub assembly, front wheel bearing hub replacement, hub bearing assembly front, wheel hub assembly, bearing assembly, Front Wheel Bearing and Hub Assembly, Front Wheel Drive Hub and Bearing Assembly, Front Axle Bearing & Hub Assembly, Front Bearing Hub Assembly, Wheel Bearing Hub

VKBA 1933 SUZUKI
VKBA 1936 MITSUBISHI
VKBA 1938 MITSUBISHI
VKBA 1946 MAZDA
VKBA 1948 KIA,MAZDA
VKBA 1949 MAZDA
VKBA 1950 KIA,MAZDA
VKBA 1951 TOYOTA,VW
VKBA 1953 NISSAN
VKBA 1955 NISSAN
VKBA 1956 MITSUBISHI
VKBA 1961 MITSUBISHI
VKBA 1962 MITSUBISHI
VKBA 1963 I-SUZU
VKBA 1965 TOYOTA
VKBA 1966 TOYOTA
VKBA 1967 NISSAN
VKBA 1970 MITSUBISHI
VKBA 1971 SUZUKI
VKBA 1972 DAEWOO,SUZUKI
VKBA 1973 HYUNDAI,MITSUBISHI
VKBA 1978 SUZUKI
VKBA 1979 DAEWOO,SUZUKI
VKBA 1980 MAZDA
VKBA 1984 MAZDA
VKBA 1985 HONDA,I-SUZU,O-PEL,VAUXHALL
VKBA 1986 I-SUZU
VKBA 1990 DAIHATSU
VKBA 1991 DAIHATSU
VKBA 1992 HYUNDAI
VKBA 1998 MAZDA
VKBA 1999 NISSAN
VKBA 310 FIAT,SEAT
VKBA 3200 NISSAN
VKBA 3201 NISSAN
VKBA 3202 NISSAN
VKBA 3204 NISSAN
VKBA 3205 NISSAN
VKBA 3206 NISSAN
VKBA 3209 KIA,MAZDA
VKBA 3213 TOYOTA
VKBA 3214 L-EXUS,TOYOTA
VKBA 3215 L-EXUS,TOYOTA
VKBA 3216 TOYOTA
VKBA 3217 TOYOTA
VKBA 3218 MITSUBISHI
VKBA 3219 SUZUKI
VKBA 3220 SUZUKI
VKBA 3221 NISSAN
VKBA 3222 NISSAN
VKBA 3223 NISSAN
VKBA 3224 NISSAN
VKBA 3225 NISSAN
VKBA 3232 NISSAN
VKBA 3234 TOYOTA
VKBA 3235 S-UBARU
VKBA 3236 S-UBARU
VKBA 3237 TOYOTA
VKBA 3240 TOYOTA
VKBA 3245 HONDA
VKBA 3246 HONDA
VKBA 3250 HONDA,ROVER
VKBA 3251 HONDA,ROVER
VKBA 3254 HONDA
VKBA 3255 DAEWOO
VKBA 3256 DAEWOO
VKBA 3257 DAEWOO
VKBA 3259 HYUNDAI
VKBA 3262 CHEVROLET,DAEWOO
VKBA 3263 HYUNDAI
VKBA 3264 HYUNDAI
VKBA 3265 HYUNDAI,KIA
VKBA 3266 HYUNDAI
VKBA 3267 HYUNDAI
VKBA 3268 HYUNDAI
VKBA 3269 CHEVROLET,DAEWOO
VKBA 3270 HYUNDAI
VKBA 3271 HYUNDAI
VKBA 3272 NISSAN
VKBA 3279 KIA
VKBA 3280 KIA
VKBA 3281 S-UBARU
VKBA 3282 HONDA
VKBA 3283 DAEWOO
VKBA 3284 KIA
VKBA 3285 KIA
VKBA 3289 SUZUKI
VKBA 3294 DAIHATSU,PERODUA
VKBA 3295 DAIHATSU
VKBA 3296 DAIHATSU
VKBA 3298 MAZDA
VKBA 3299 HONDA
VKBA 3300 HONDA
VKBA 3301 HONDA
VKBA 3302 HONDA
VKBA 3303 HONDA
VKBA 3304 HONDA
VKBA 3305 MITSUBISHI,PROTON
VKBA 3306 MITSUBISHI,PROTON
VKBA 3307 MITSUBISHI,PROTON
VKBA 3308 TOYOTA
VKBA 3309 MITSUBISHI,PROTON
VKBA 3310 NISSAN
VKBA 3311 NISSAN
VKBA 3314 NISSAN
VKBA 3319 NISSAN
VKBA 3320 NISSAN
VKBA 3321 NISSAN
VKBA 3322 DAIHATSU
VKBA 3325 MITSUBISHI
VKBA 3326 MITSUBISHI
VKBA 3327 MITSUBISHI
VKBA 3328 HONDA
VKBA 3330 NISSAN
VKBA 3331 NISSAN
VKBA 3332 NISSAN
VKBA 3341 TOYOTA
VKBA 3344 TOYOTA
VKBA 3345 TOYOTA
VKBA 3348 HONDA
VKBA 3349 HONDA
VKBA 3400 MERCEDES-BENZ
VKBA 3401 V-OLVO
VKBA 3403 O-PEL,VAUXHALL
VKBA 3404 MERCEDES-BENZ
VKBA 3405 MERCEDES-BENZ

FAQ:
Q1.What is your shipping logistic?
Re: DHL, TNT, FedEx express, by air/sea/train.

Q2:What’s the MOQ?
Re: For the wheel hub bearing repair kit. The MOQ is always 50 sets. If ordering together with other models, a small quantities can be organized. But need more time due to the production schedule.

Q3. What are your goods of packing?
Re: Generally, our goods will be packed in Neutral white or brown boxes for the hub bearing unit. Our brand packing SI & CZPT are offered. If you have any other packing requests, we shall also handle them.

Q4. What is your sample policy?
Re: We can supply the sample if we have ready parts in stock.

Q5. Do you have any certificates?
Re: Yes, we have the certificate of ISO9001:2015.

Q6:Any warranty of your products.
Re: Sure, We are offering a guaranty for 12 months or 40,000-50,000 km for the aftermarket.

 

How to Choose the Right Worm Shaft

You might be curious to know how to choose the right Worm Shaft. In this article, you will learn about worm modules with the same pitch diameter, Double-thread worm gears, and Self-locking worm drive. Once you have chosen the proper Worm Shaft, you will find it easier to use the equipment in your home. There are many advantages to selecting the right Worm Shaft. Read on to learn more.
worm shaft

Concave shape

The concave shape of a worm’s shaft is an important characteristic for the design of a worm gearing. Worm gearings can be found in a wide range of shapes, and the basic profile parameters are available in professional and firm literature. These parameters are used in geometry calculations, and a selection of the right worm gearing for a particular application can be based on these requirements.
The thread profile of a worm is defined by the tangent to the axis of its main cylinder. The teeth are shaped in a straight line with a slightly concave shape along the sides. It resembles a helical gear, and the profile of the worm itself is straight. This type of gearing is often used when the number of teeth is greater than a certain limit.
The geometry of a worm gear depends on the type and manufacturer. In the earliest days, worms were made similar to simple screw threads, and could be chased on a lathe. During this time, the worm was often made with straight-sided tools to produce threads in the acme plane. Later, grinding techniques improved the thread finish and reduced distortions resulting from hardening.
When a worm gearing has multiple teeth, the pitch angle is a key parameter. A greater pitch angle increases efficiency. If you want to increase the pitch angle without increasing the number of teeth, you can replace a worm pair with a different number of thread starts. The helix angle must increase while the center distance remains constant. A higher pitch angle, however, is almost never used for power transmissions.
The minimum number of gear teeth depends on the angle of pressure at zero gearing correction. The diameter of the worm is d1, and is based on a known module value, mx or mn. Generally, larger values of m are assigned to larger modules. And a smaller number of teeth is called a low pitch angle. In case of a low pitch angle, spiral gearing is used. The pitch angle of the worm gear is smaller than 10 degrees.
worm shaft

Multiple-thread worms

Multi-thread worms can be divided into sets of one, two, or 4 threads. The ratio is determined by the number of threads on each set and the number of teeth on the apparatus. The most common worm thread counts are 1,2,4, and 6. To find out how many threads you have, count the start and end of each thread and divide by two. Using this method, you will get the correct thread count every time.
The tangent plane of a worm’s pitch profile changes as the worm moves lengthwise along the thread. The lead angle is greatest at the throat, and decreases on both sides. The curvature radius r” varies proportionally with the worm’s radius, or pitch angle at the considered point. Hence, the worm leads angle, r, is increased with decreased inclination and decreases with increasing inclination.
Multi-thread worms are characterized by a constant leverage between the gear surface and the worm threads. The ratio of worm-tooth surfaces to the worm’s length varies, which enables the wormgear to be adjusted in the same direction. To optimize the gear contact between the worm and gear, the tangent relationship between the 2 surfaces is optimal.
The efficiency of worm gear drives is largely dependent on the helix angle of the worm. Multiple thread worms can improve the efficiency of the worm gear drive by as much as 25 to 50% compared to single-thread worms. Worm gears are made of bronze, which reduces friction and heat on the worm’s teeth. A specialized machine can cut the worm gears for maximum efficiency.

Double-thread worm gears

In many different applications, worm gears are used to drive a worm wheel. These gears are unique in that the worm cannot be reversed by the power applied to the worm wheel. Because of their self-locking properties, they can be used to prevent reversing motion, although this is not a dependable function. Applications for worm gears include hoisting equipment, elevators, chain blocks, fishing reels, and automotive power steering. Because of their compact size, these gears are often used in applications with limited space.
Worm sets typically exhibit more wear than other types of gears, and this means that they require more limited contact patterns in new parts. Worm wheel teeth are concave, making it difficult to measure tooth thickness with pins, balls, and gear tooth calipers. To measure tooth thickness, however, you can measure backlash, a measurement of the spacing between teeth in a gear. Backlash can vary from 1 worm gear to another, so it is important to check the backlash at several points. If the backlash is different in 2 places, this indicates that the teeth may have different spacing.
Single-thread worm gears provide high speed reduction but lower efficiency. A multi-thread worm gear can provide high efficiency and high speed, but this comes with a trade-off in terms of horsepower. However, there are many other applications for worm gears. In addition to heavy-duty applications, they are often used in light-duty gearboxes for a variety of functions. When used in conjunction with double-thread worms, they allow for a substantial speed reduction in 1 step.
Stainless-steel worm gears can be used in damp environments. The worm gear is not susceptible to rust and is ideal for wet and damp environments. The worm wheel’s smooth surfaces make cleaning them easy. However, they do require lubricants. The most common lubricant for worm gears is mineral oil. This lubricant is designed to protect the worm drive.
worm shaft

Self-locking worm drive

A self-locking worm drive prevents the platform from moving backward when the motor stops. A dynamic self-locking worm drive is also possible but does not include a holding brake. This type of self-locking worm drive is not susceptible to vibrations, but may rattle if released. In addition, it may require an additional brake to keep the platform from moving. A positive brake may be necessary for safety.
A self-locking worm drive does not allow for the interchangeability of the driven and driving gears. This is unlike spur gear trains that allow both to interchange positions. In a self-locking worm drive, the driving gear is always engaged and the driven gear remains stationary. The drive mechanism locks automatically when the worm is operated in the wrong manner. Several sources of information on self-locking worm gears include the Machinery’s Handbook.
A self-locking worm drive is not difficult to build and has a great mechanical advantage. In fact, the output of a self-locking worm drive cannot be backdriven by the input shaft. DIYers can build a self-locking worm drive by modifying threaded rods and off-the-shelf gears. However, it is easier to make a ratchet and pawl mechanism, and is significantly less expensive. However, it is important to understand that you can only drive 1 worm at a time.
Another advantage of a self-locking worm drive is the fact that it is not possible to interchange the input and output shafts. This is a major benefit of using such a mechanism, as you can achieve high gear reduction without increasing the size of the gear box. If you’re thinking about buying a self-locking worm gear for a specific application, consider the following tips to make the right choice.
An enveloping worm gear set is best for applications requiring high accuracy and efficiency, and minimum backlash. Its teeth are shaped differently, and the worm’s threads are modified to increase surface contact. They are more expensive to manufacture than their single-start counterparts, but this type is best for applications where accuracy is crucial. The worm drive is also a great option for heavy trucks because of their large size and high-torque capacity.

China supplier Good Price Wheel Bearing Kit Vkba3648 402109697r 7701207358 for Renault Nissan and for Opel with Great qualityChina supplier Good Price Wheel Bearing Kit Vkba3648 402109697r 7701207358 for Renault Nissan and for Opel with Great quality

China wholesaler Front Wheel Hub Bearing for E60 E83 31226751978 with Free Design Custom

Product Description

Product Description

 

Product name Front wheel bearing
OE number 31226751978
Quality OE standard
Fits for E60 E61
Application Auto suspension parts
Package Brand, neutral or customized package
Port HangZhou
Payment T/T, Western Union, PayPal, Trade Assurance
MOQ 10 pieces

Packaging & Shipping

With stock… 3-7 days
Without stock… 7-15 days
Shipping Sea, air, express, etc.
Shipping Term EXW HangZhou

We supply parts for…

 

3 series E30 E36 E46 E90 F30 F35 C-Class W202 W203 W204
5 Series E34 E39 E60 F10 F18 E-Class W124 W210 W211 W212
7 Series E32 E38 E65/E66 F01 F02 GL X164 X204
X1 E84 ML W163 W164
X3 E83 F25 R W251 V251
X5 E53 E70 S W140 W220 W221
Gasket Cylinder Head Oil Seal Air Filter
Fuel Filter Air Mass Meter Belt Starter
Engine Mount Belt Tensioner Radiator
Fan		 Expansion Valve
Ignition Coil Tie Rod End Water Pump Thermostat
Shock Absorber Power Steering Pump Oxygen Sensor Stabilizer Link
Oil Pump Solenoid Valve Axle Rod Boll Joint
Drive shaft Window Lifter Wheel Bolt Gas Spring

Company Profile

 

Established in 1994, HangZhou Best Auto Parts Co., Ltd. is a global and professional supplier, focusing on CZPT brand auto parts, provides chassis parts and maintenance parts which fit for German luxury cars. With more than 25 years co-operation with repair shops, distributors, agents and manufactures, we have built our global manufacturing standard and sales network over the world. Originated from Germany, CZPT adheres to the spirit of craftsmanship, providing safe, high quality and trusted auto parts. We believe that we should shoulder the responsibility and mission on revitalizing Chinese national automotive parts industry, and make CZPT famous in the world.

Certifications

FAQ

 

Q1: What’s your advantages?
1. Reasonable price and reliable quality;
2. Two years or 60,000 kilometers warranty (For chassis parts only, please ask for the range);
3. Satisfying and swift after-sale service;
4. Quick and safe modes of payment;
5. Ships items timely and quickly.
Q2: To which places have you exported?
Africa, South America, Asia, middle east and so on.
Q3: What products you sell right now?
1. Suspension parts series;
2. Brake system parts series;
3. Engine cooling parts series;
4. Electronic parts series;
5. Steering parts and links series;
6. Drive shaft series;
7. Oil and fuel series (Filters, pumps, etc.)
8. Mounting parts series (Engine mount, transmission mount, etc.)
Q4: How to guarantee the quality of your product?
1. Strict inspection during production;
2. Recheck the products before shipment;
3. Track and receive feedback from our customers.
Q5: How about your delivery time?
7-25 Days after receiving your payment.

Standard Length Splined Shafts

Standard Length Splined Shafts are made from Mild Steel and are perfect for most repair jobs, custom machinery building, and many other applications. All stock splined shafts are 2-3/4 inches in length, and full splines are available in any length, with additional materials and working lengths available upon request and quotation. CZPT Manufacturing Company is proud to offer these standard length shafts.
splineshaft

Disc brake mounting interfaces that are splined

There are 2 common disc brake mounting interfaces, splined and center lock. Disc brakes with splined interfaces are more common. They are usually easier to install. The center lock system requires a tool to remove the locking ring on the disc hub. Six-bolt rotors are easier to install and require only 6 bolts. The center lock system is commonly used with performance road bikes.
Post mount disc brakes require a post mount adapter, while flat mount disc brakes do not. Post mount adapters are more common and are used for carbon mountain bikes, while flat mount interfaces are becoming the norm on road and gravel bikes. All disc brake adapters are adjustable for rotor size, though. Road bikes usually use 160mm rotors while mountain bikes use rotors that are 180mm or 200mm.
splineshaft

Disc brake mounting interfaces that are helical splined

A helical splined disc brake mounting interface is designed with a splined connection between the hub and brake disc. This splined connection allows for a relatively large amount of radial and rotational displacement between the disc and hub. A loosely splined interface can cause a rattling noise due to the movement of the disc in relation to the hub.
The splines on the brake disc and hub are connected via an air gap. The air gap helps reduce heat conduction from the brake disc to the hub. The present invention addresses problems of noise, heat, and retraction of brake discs at the release of the brake. It also addresses issues with skewing and dragging. If you’re unsure whether this type of mounting interface is right for you, consult your mechanic.
Disc brake mounting interfaces that are helix-splined may be used in conjunction with other components of a wheel. They are particularly useful in disc brake mounting interfaces for hub-to-hub assemblies. The spacer elements, which are preferably located circumferentially, provide substantially the same function no matter how the brake disc rotates. Preferably, 3 spacer elements are located around the brake disc. Each of these spacer elements has equal clearance between the splines of the brake disc and the hub.
Spacer elements 6 include a helical spring portion 6.1 and extensions in tangential directions that terminate in hooks 6.4. These hooks abut against the brake disc 1 in both directions. The helical spring portion 5.1 and 6.1 have stiffness enough to absorb radial impacts. The spacer elements are arranged around the circumference of the intermeshing zone.
A helical splined disc mount includes a stabilizing element formed as a helical spring. The helical spring extends to the disc’s splines and teeth. The ends of the extension extend in opposite directions, while brackets at each end engage with the disc’s splines and teeth. This stabilizing element is positioned axially over the disc’s width.
Helical splined disc brake mounting interfaces are popular in bicycles and road bicycles. They’re a reliable, durable way to mount your brakes. Splines are widely used in aerospace, and have a higher fatigue life and reliability. The interfaces between the splined disc brake and BB spindle are made from aluminum and acetate.
As the splined hub mounts the disc in a helical fashion, the spring wire and disc 2 will be positioned in close contact. As the spring wire contacts the disc, it creates friction forces that are evenly distributed throughout the disc. This allows for a wide range of axial motion. Disc brake mounting interfaces that are helical splined have higher strength and stiffness than their counterparts.
Disc brake mounting interfaces that are helically splined can have a wide range of splined surfaces. The splined surfaces are the most common type of disc brake mounting interfaces. They are typically made of stainless steel or aluminum and can be used for a variety of applications. However, a splined disc mount will not support a disc with an oversized brake caliper.

China wholesaler Front Wheel Hub Bearing for E60 E83 31226751978 with Free Design CustomChina wholesaler Front Wheel Hub Bearing for E60 E83 31226751978 with Free Design Custom