Tag Archives: machine motor

China Best Sales CZPT Joints Shaft CZPT Motor Disc Coupler Machine Shaft Coupler Steering Connector wholesaler

Solution Description

Specification OF Universal Joint —Speedway:


Product Description

 Drive Shaft  Description:

We supply propeller shaft OEM provider and we can also produce propeller shaft according to your samples and drawings.
Package deal and Supply:
Neutral Packing Or Customerized Packing.
We acknowledge customerized model packing if the quantity is very good. 
Neutral Packing indicates each propeller shaft is packed with foam polybags, then it will be set into box, and all propeller shafts are packed in cartons ultimately.
All of the merchandise are well packed.
Shipping and delivery time is 35-45 times as normal.
Packing demonstrate


Company Profile




Item Universal Joints Shaft Coupling Motor Disc Coupler Machine Shaft Coupler Steering Connector 
OEM Universal Joints Shaft Coupling
Material 20Cr or 20CrMnTi
Use After market
MOQ 50 cps
Item Universal Joints Shaft Coupling Motor Disc Coupler Machine Shaft Coupler Steering Connector 
OEM Universal Joints Shaft Coupling
Material 20Cr or 20CrMnTi
Use After market
MOQ 50 cps

Applications of Spline Couplings

A spline coupling is a highly effective means of connecting two 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.

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.


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 one 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.


Spline couplings are a type of mechanical joint that connects two rotating shafts. Its two 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 one 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.


Spindle couplings are used in rotating machinery to connect two shafts. They are composed of two 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 one 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 two 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.

GS near me shop Spider Coupling for Machine Center Motor Xyz (Red) with ce certificate top quality low price

Product Description

Product Description

GS Spider CZPT for CZPT Center CZPT XYZ (Red)
The elastomer insert is equalizing element of coupling. It transmits torque without backlash or vibration. The elastomer insert defines the characteristics of the entire drive system. Backlash is eliminated by the press fit of the elastomer into the hubs. Through variation of the shore hardness of the elastomer insert, the coupling system can be optimized for the ideal torsional characteristics.
GS spider insert for jaw coupling, PU spacer, instead of KTR CZPT elastomer. This GS spider are used for mechanical jaw coupling, as a joint in the transmission shaft. Running quality and service life of the coupling are improved by special pu..
GS Spider CZPT for CZPT Center CZPT XYZ (Red)
Torsion: 22.4~2500NM
Wear And Tear: <0.05cm3 / 1.61km
Material: Thermally Stable TPU
Hardness: Yellow SHA 92, Blue SHA95, Red SHA98
Temperature: -40~100°C
Standard: KTR, Germany

Part No. D (mm) d (mm) H (mm) No. Of Teeth
GS-5 10 6 4
GS-7 14 8 4
GS-9 20 7 10 4
GS-12 25 8 12 4
GS-14 30 10 12 4
GS-19 40 18 14.5 6
GS-24 54 26 15.2 8
GS-28 65 30 19 8
GS-38 80 38 22 8
GS-42 95 46 24 8
GS-48 104 51 25.5 8
GS-55 120 60 27 8
GS-65 135 68 32 8
GS-75 160 80 37 10

GS Spider CZPT for CZPT Center CZPT XYZ (Red)


With special secret formula, CZPT coupling spiders can be stably operated for 2~5 years under different working conditions, which is very closed to the KTR’s service life.
More Products:

Various types of couplings rubber elastomer models are as follows:

MT rubber coupling (MT1-MT13),

GR rubber coupling (GR10-GR180),

GS rubber coupling (GS7-GS90),

T Hexagon back wheel coupling (hexagonal elasticity pad T70 ~ 210).,

the fluid coupling (YOX),

L-type claw coupling hexagonal coupling (L35-L276),

H-type elastic block (H80-H350),

NM couplings elastomer (NM50 -NM214).

HRC Coupling elastomer (HRC60-HRC280).

Gear Sleeve CZPT CZPT Elastomer cushion (gear 4J-10J).

NL inner tooth gear coupling sleeve (NL1-NL10).

Oldham and CZPT -standard high strength Spider rubber coupling. 

Main Products:

custom couplings Plum pad, HRC couplings, Martin couplings, HRC couplings supply elastomer, HRC couplings elastic block, Gear Sleeve CZPT CZPT Elastomer, block rubber supply couplings, coupling rubber parts, coupling is rubber body, ZheJiang CZPT  rubber gear coupling, screw compressor couplings, rubber supply gear couplings, Atlas coupling, screw compressor coupling, ZheJiang  wholesale production of polyurethane gear, supply H-linking couplings, H-shaped elastic block coupling, H-type coupling rubber elastomer blocks

Please inquire us if you need CZPT CZPT Elastomer and other types couplings inserts.

Different  Types  Of  Hydraulic  Seals
Application Type Material
Rod Seals UN  TPU(PU,Polyurethane) 
UNS  TPU(PU,Polyurethane)
UHS  TPU(PU,Polyurethane)
IDU  TPU(PU,Polyurethane)
Step Seal  NBR+PTFE
VES  Rubber+Fabric
Piston Seals SPG  NBR+PTFE
Dust Wiper Seals DH/DHS  PU
DKB  NBR & FKM +Metal
DKBI  PU+Metal
Wear Ring WR  Phenolic Fabric
Xihu (West CZPT ) Dis. Tape  PTFE
Xihu (West CZPT ) Dis. Tape  Phenolic Fabric
Buffer Seal HBY  PU+Nylon
Back-up Ring O-Ring  NBR & FKM
X-Ring  NBR & FKM

GS Spider CZPT for CZPT Center CZPT XYZ (Red)

Different   Type   Rotary   Shaft   Oil   Seal
Type Material Lip Spring Feature
TC NBR & FKM Double Lips Single Metal Coverd CZPT
TB NBR Double Lips Single Metal Case
TA NBR Double Lips Single Metal Case
SC NBR & FKM Single Single Double CZPT Shell
SB NBR Single Single Metal Case
SA NBR Single Single Double CZPT Shell
DC NBR Double Lips Double Double CZPT s
VC NBR & FKM Single Without Metal Coverd CZPT
VB NBR Single Without Metal Case
TCV NBR Double Lips Single High Pressure
TCN NBR Double Lips Single High Pressure
PTFE PTFE Single & Double Lips Without Stainless steel
HTCL NBR & FKM Double Lips Single Inside thread L
HTCR NBR & FKM Double Lips Single Inside thread R
More types please contact us. 
Customization is welcome.

Related Products

GS Spider CZPT for CZPT Center CZPT XYZ (Red)
Oil seals serve to prevent the leakage not only of lubricants, but also water, chemicals, and gas from “gaps” in machinery. Oil seals also serve to prevent the intrusion of dust, soil and sand from the outside air.

Company Profile

 HangZhou CZPT CZPT  Sci-Tech Co., Ltd. is a scientific and technological production enterprise integrating R&D, production and sales. Our production plant covers an area of about 2,000 square meters and has 150 employees.

QMS (Quality Management System):
ISO9001, ISO/TS16949

Our Products: 
O Ring, Oil Seal, CZPT ulic & CZPT Seal, CZPT Molded CZPT Parts

Production Standard: 

Product Application Scope:
Engineering machinery, hydraulic pneumatic, petroleum and natural gas, automobile seals, valves and pipelines, electronic home appliances, food grade, electric CZPT , chemical industry, coal mine, metallurgy, CZPT shield machine and other industries, supporting domestic automobile and machinery manufacturers.

We had sell to:  
More than 40 countries including the CZPT States, Germany, Japan, Britain, CZPT , Spain, Russia, Canada, Australia, Malaysia, Philippines, Indonesia, Mexico, Brazil, Peru, Chile, Argentina, Israel, Saudi Arabia, Lebanon, Ukraine, Pakistan, Thailand, Vietnam, etc. 

Packaging & CZPT

GS Spider CZPT for CZPT Center CZPT XYZ (Red)
Ship by express, by air, by sea at buyer’s option.
 rubber oil seal tc oil seal rubber seal manufacturer oil seal tc nbr oil seal tc oil seal fkm oil seal CZPT manufacturer oil seal tc oil seal nbr tc oil seal fkm tc oil seal manufacturer


Q 1. What’s the payment term?
A: We accept T/T 50% deposit and 50% balance against copy of B/L or L/C at sight, CZPT CZPT ,VISA,Paypal is also accepted. rubber oil seal tc oil seal rubber seal manufacturer oil seal tc nbr oil seal tc oil seal fkm oil seal CZPT manufacturer oil seal tc oil seal nbr tc oil seal fkm tc oil seal manufacturer
Q 2. What is the normal lead time for product orders?
A: Generally it is 1-2 days if the goods are in stock. or it is 5-10 days if the goods are not in stock, it is according to quantity.tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture CZPT oil seal

 tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture CZPT oil seal manufacture

 Q 3. What is your standard packing?
A: All the goods will be packed by carton box and loaded with pallets. Special packing method can be accepted when needed.rubber oil seal tc oil seal rubber seal manufacturer oil seal tc nbr oil seal tc oil seal fkm oil seal CZPT manufacturer oil seal tc oil seal nbr tc oil seal fkm tc oil seal manufacturer

Q 4. Could you please tell us the month capacity of your products ?
A: It depends on which model, we produce more than 2500 tons rubber materials per month.

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Q 5. what kind of certificates you have ?
A1: We have been ISO9001:2008 and ISO14001:2004 certified by SGS since 2015.
A2: We have CZPT rubber compounds approved by ROHS and CZPT .

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Q6: How to check the quality of the bulk order?
A1: We provide preproduction samples before mass production for all CZPT ers CZPT .
A2: We accept third party inspection such as TUV, INTERTEK, BV, etc.

tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture CZPT oil seal manufacture
Q 7: Do you use any international standards for the rubber products?
A: Yes, we mainly use ASTM D2000 standard to define the quality of the rubber materials, tolerances as per ISO3302, ISO2768, etc.rubber oil seal tc oil seal rubber seal manufacturer oil seal tc nbr oil seal tc oil seal fkm oil seal CZPT manufacturer oil seal tc oil seal nbr tc oil seal fkm tc oil seal manufacturer

Q8: What materials are CZPT to produce from your side?
A: NBR, EPDM, SILICONE, FPM(FKM), NEOPRENE(CR), NR, IIR, SBR, ACM, AEM, Fluorosilicone(FVMQ), FFKM, Liquid Silicone, Sponge, etc. tc oi
l seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture CZPT oil seal manufacture

Q9: Do you provide maintenance on tooling?
A: We maintain all tooling and will replace as needed.tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture CZPT oil seal manufacture

Q10: How many empolyees you have?
A:We have 150 empolyees at time of December 2571. tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture CZPT oil seal manufacture

If you have any other question, please don’t hesitate to contact us:

GS Spider CZPT for CZPT Center CZPT XYZ (Red)

Flexible best Shaft Jaw Coupling for CNC Machine Aluminum Motor Coupler with ce certificate top quality low price

Product Description

flexible shaft jaw coupling for CNC machine aluminum motor coupler

Quick Details:
Structure: Jaw / Spider
Flexible or Rigid: Flexible
Standard or CZPT standard: Standard
Material: Aluminium
Brand Name: YD
Place of Origin: ZheJiang , CZPT (Mainland)
Certificate: ISO9001:2008
Bore forming: Made by CNC centres
Unique Feature: Exquisite Workmanship
Bore Size: Meet inch dimension
Invertory: In stock
Spider color: Red (Green and Yellow selected)
Model Number:flexible shaft coupling for 3D printer
inner Bore Dmin: 3-14mm
Inner Bore Dmax: 10-45mm
Diameter: 30mm
Length: 20-114mm
Allowable speed: 15200min-1
Invertory: In stock

1. CZPT weight, smal  moment of inertia and high torque.
2. Getting  the drive vibration buffer, and absorbing the impact generated by motor’s uneven operation
3. Effectively correcting  the installation deviation of axial and radial and angular

Your kind response of below questions will help us to recommed the most suitable model to you asap.
1.Are you looking for JM type(setscrew) or JM-C type(clamp)?
2.What is coupling outer dimeter size?
3.What is coupling inner bore size and length?
4.What is coupling material(aluminium or CZPT steel )?




Inner Diameter Outer
Length Torque(N.M.)
D1 D2
Min. Max. Min. Max.
JM14 3 7 3 7 14 22 0.7
JM16 3 7 3 7 16 22 0.7
JM20 4 10 4 10 20 30 1.7
JM25 4 12 4 12 25 34 1.7
JM30 5 16 5 16 30 35 1.7
JM40 6 24 6 24 40 66 4.0
JM55 8 28 8 28 55 78 4.0
JM65 10 38 10 38 65 90 15.0
JM80 12 45 12 45 80 114 15.0
JM95 14 55 14 55 95 126 15.0
JM105 15 62 15 62 105 140 15.0
JM120 20 74 20 74 120 160 32.0
JM135 22 80 22 80 135 185 32.0

Packaging Details:
Wooden or ply cases for export standard or according to the CZPT ers
Delivery Detail:3-5 days after receiving the 30% deposit

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