China Standard All Kinds of Color T40 – T210 Sbt Elastic Spider, Sbt Polyurethane Couplingfor Jaw Coupling

Product Description

All Kinds of Color T40 – T210 Sbt Elastic Spider, Sbt Polyurethane Couplingfor Jaw Coupling

Advabtages:
1. Extremely resistant to wear, oil, CHINAMFG and ageing. Also resistant to hydrolysis (ideal for tropical climates)
2. Protect the drive against dynamic overload.
3. Good physical properties.
4. Easy installation .
5. OEM
 
Technical Data
Operating conditions
Temperature: -40~+100°C
Torque:  22.4-2500NM
 
Material
Material: NBR, CPU/TPU
Hardness: 70, 90, 95, 98 Shore A
 
 

Specifications:  
product advantage 1. Widely used in all kinds of water pumps
  2. Easy installation
Material composition TPU, NBR
Working Temperature -30ºC~+100ºC
Product hardness(shore A) TPU:90, 95, 98+-2shore A, NBR:70+/-5shore A
Torque 22.4-2500NM
Size any regular size or based on customer request
Color black or natural
Logo Yierka or customer logo is available
working midea water, oil
OEM&ODM welcome
Sample lead time Within 7 days
Production lead time 15 days or as per customers’ order quantity
Ship menthods by ocean/air or express is okay
Delivery port HangZhou, ZheJiang or ZheJiang
Payment terms 1.T/T 2. L/C 3. Western Union
Our Advantage: 1.nearly 10 years manufacturing experience
skilled workers, technology are abuntant.
 
2.In 1991,we cooperate with Chinese Academy of Science conducting the cooperation for seal technology applying in the mine, hydraulic and pneumatic system and engineering system.

 

Normal Size
part number ID(mm) OD(mm) H(mm)
SBT-40 18 40 10
SBT-45 20 45 10
SBT-56 27 56 15
SBT-62 30 62 15
SBT-65 30 65 15
SBT-75 35 75 15
SBT-79 40 79 15
SBT-90 45 90 18
SBT-94 45 94 18
SBT-104 55 104 23
SBT-108 55 108 24
SBT-126 60 126 28
SBT-133 60 133 25
SBT-154 79 154 27
SBT-170 80 170 28
SBT-175 85 175 30
SBT-180 90 180 30
SBT-200 100 200 36

 
 
 
standard size for polyurethane coupling: 
GR14, GR19, GR24, GR28, GR38, GR42, GR48, GR55, GR65, GR75, GR90, GR100, GR110, GR125, GR140, GR160, GR180
GS14, GS19, GS24, GS28, GS38, GS42, GS48, GS55, GS65, GS75, GS90, GS100, GS110, GS125, GS140, GS160, GS180
MT1, MT2, MT3, MT4, MT5, MT6, MT7, MT8, MT9, MT10, MT11, MT12, MT13
ML1, ML2, ML3, ML4, ML5, ML6, ML7, ML8, ML9, ML10, ML11, ML12, ML13
MH45, MH55, MH65, MH80, MH90, MH115, MH130, MH145, MH175, MH200
HRC70, HRC90, HRC110, HRC130, HRC150, HRC180, HRC230, HRC280
L35, L50, L70, L75, L90/95, L99/100, L110, L150, L190, L225, L276
FALK-R 10R, 20R, 30R, 40R, 50R, 60R, 70R, 80R
T40, T45, T50, T55, T60, T65, T70, T75, T80, T85, T90, T95, T100, T105, T108, T110, T115, T120, T125, T130, T135, T140, T145, T150, T154, T170, T185, T190, T210
standard size for rubber coupling:
Hb80, Hb95, Hb110, Hb125, Hb140, Hb160, Hb180, Hb200, Hb240, Hb280, Hb315
HRC70, HRC90, HRC110, HRC130, HRC150, HRC180, HRC230, HRC280
L35, L50, L70, L75, L90/95, L99/100, L110, L150, L190, L225
NM50, NM67, NM82, NM97, NM112, NM128, NM148, NM168, NM194, NM214, NM240, NM265
Gear 3J, 4J, 5J, 6J, 7J, 8J, 9J, 10J, 11J
special size build molding according to the buyer’s drawings
standard size for nylon coupling:
NL1, NL2, NL3, NL4, NL5, NL6, NL7, NL8, NL9, NL10
special size build molding according to the buyer’s drawings
***when you enquiry, pls confirm product’s number and quantity***

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

jaw coupling

Contribution of Jaw Coupling to Equipment Longevity

Jaw couplings play a vital role in enhancing the longevity and reliability of connected equipment in mechanical power transmission systems. The design and features of jaw couplings contribute to minimizing wear, reducing downtime, and protecting the equipment from harmful forces. Here’s how jaw couplings contribute to equipment longevity:

  • Shock Absorption: Jaw couplings have elastomeric spider inserts that act as shock absorbers, dampening vibrations and impact loads. This helps in protecting the connected equipment from sudden shocks and extends its operational life.
  • Misalignment Compensation: In real-world applications, shaft misalignment is common due to thermal expansion, machine settling, or manufacturing tolerances. Jaw couplings can tolerate a certain degree of misalignment, reducing stress on bearings, seals, and other components of the equipment.
  • Overload Protection: During overloads or torque spikes, jaw couplings can flex slightly, absorbing excess torque and preventing damage to the equipment. This overload protection feature prevents catastrophic failures and extends the life of mechanical components.
  • Backlash Reduction: Excessive backlash in a power transmission system can lead to inaccuracies in motion control and wear on components. Jaw couplings are designed to provide low backlash, enhancing precision and minimizing wear on gears and other sensitive parts.
  • Resilience to Contaminants: Jaw couplings often feature enclosed designs that protect the elastomeric spider from contaminants like dust, dirt, and moisture. This helps in maintaining the coupling’s performance and preventing premature failure due to external elements.
  • Low Maintenance: Compared to some other types of couplings, jaw couplings require minimal maintenance. Regular lubrication and inspection of the coupling can significantly extend its life and keep the connected equipment running smoothly.
  • Easy Installation: The simple and compact design of jaw couplings makes them easy to install and integrate into various mechanical systems. Proper installation ensures efficient power transmission and reduces the chances of component damage.

Overall, jaw couplings contribute to equipment longevity by providing protection against shock loads, compensating for misalignment, preventing overloads, reducing backlash, and offering resilience to environmental factors. By selecting the right jaw coupling for the application and following proper maintenance practices, users can maximize the lifespan of connected equipment and improve the overall efficiency of their mechanical systems.

jaw coupling

How does a jaw coupling deal with backlash and torsional stiffness?

A jaw coupling addresses backlash and torsional stiffness through its unique design features and choice of materials. Backlash is the amount of free play or clearance between the coupling components, while torsional stiffness refers to the resistance of the coupling to torsional or twisting forces. Here’s how a jaw coupling deals with these aspects:

  • Backlash: Jaw couplings are designed to minimize backlash by ensuring a close fit between the elastomer spider and the jaws of the coupling hubs. The elastomer spider acts as a flexible intermediary that fills the space between the mating jaws, reducing any free play between them. This close fit reduces backlash and provides a more precise and responsive power transmission, especially in reversing or intermittent motion applications.
  • Torsional Stiffness: Torsional stiffness is achieved in jaw couplings by using materials that provide a balance between flexibility and rigidity. The elastomer spider in the coupling offers some flexibility, allowing it to absorb vibrations and dampen shocks. However, to ensure adequate torsional stiffness, the coupling hubs are usually made from sturdier materials like steel or aluminum. The choice of elastomer material and its geometry also influences the torsional stiffness of the coupling. Some applications may require coupling designs with higher torsional stiffness to maintain the accuracy and stability of the system, while others may benefit from more flexible couplings that can accommodate misalignments and shock loads. Overall, the combination of the elastomer’s flexibility and the coupling hub’s rigidity results in a coupling with a balanced torsional stiffness that can meet the specific needs of the application.

In summary, a jaw coupling minimizes backlash by providing a close fit between the coupling components, and it achieves torsional stiffness by using a combination of flexible elastomer materials and rigid coupling hubs. These design considerations make jaw couplings suitable for a wide range of applications that require reliable power transmission, precise motion control, and the ability to handle misalignments and shocks.

jaw coupling

Safety Considerations When Using Jaw Couplings in Rotating Machinery

While jaw couplings are generally safe to use in rotating machinery, there are some important safety considerations to keep in mind to ensure safe and reliable operation:

  • Proper Installation: Correct installation is crucial for the safe functioning of jaw couplings. The coupling should be mounted precisely in alignment with the shafts to prevent misalignment and minimize stress on the components.
  • Regular Maintenance: Regular inspection and maintenance are essential to identify signs of wear, misalignment, or damage. Any issues should be addressed promptly to prevent potential failures that may compromise safety.
  • Load Capacity: Ensure that the selected jaw coupling has an adequate load capacity for the specific application. Overloading the coupling can lead to premature failure and safety risks.
  • Operating Speed: Be mindful of the operating speed limitations of the jaw coupling. Operating the coupling beyond its maximum rated speed may result in excessive wear and potential hazards.
  • Environmental Factors: Consider the environmental conditions in which the jaw coupling will operate. Extreme temperatures, humidity, or corrosive substances may impact the coupling’s performance and longevity.
  • Emergency Shutdown: Implement an emergency shutdown procedure to quickly stop the machinery in case of any unexpected issues or safety concerns.
  • Guarding and Enclosure: Depending on the application, consider using protective guarding or enclosures to prevent accidental contact with rotating components and ensure operator safety.
  • Compliance with Standards: Follow industry standards and regulations relevant to the specific application to ensure compliance and adherence to safety guidelines.

By adhering to these safety considerations, operators and maintenance personnel can help minimize the risk of accidents, protect personnel from potential hazards, and ensure the reliable and safe operation of rotating machinery with jaw couplings.

China Standard All Kinds of Color T40 - T210 Sbt Elastic Spider, Sbt Polyurethane Couplingfor Jaw Coupling  China Standard All Kinds of Color T40 - T210 Sbt Elastic Spider, Sbt Polyurethane Couplingfor Jaw Coupling
editor by CX 2024-05-07

As one of leading jaw coupling manufacturers, suppliers and exporters of mechanical products, We offer jaw coupling and many other products.

Please contact us for details.

Mail:[email protected]

Manufacturer supplier exporter of jaw coupling

Recent Posts