Tag Archives: gear

China Standard CNC Turning Pure White Gear Coupling / Linear Threaded Boot gear coupling

Product Description

CNC Turning Pure White Gear Coupling / Linear Threaded Boot

Products Type

We can custom shape,size,color material and quantity for plastic gear coupling as your requirment.

Products Specification
1. Various hardness for your choice.
2. Good abrasion, heat and oil resistance.
3. Good anti-aging performance and gas tightness.
4. Ease of bonding to other material.
5. Excellent oxygen and CHINAMFG resistance.
6. Non-flammable,self-extinguish.  

Material PA,PA6,PA66,PP,PE,LDPE,HDPE,UWHDPE,PTFE,POM,ABS,or Custom Compound
(Any custom compound plastic is available)
Size According to samples or drawings
Color Black,white,red,green,transparent or any color according to Pantone colors
Finish High Gloss,Fine Grain,Electroplating,Painting,Printing,Texture etc,or as request
Type Round,square,rectangular,or any nonstandard shape as request
Logo Debossed,embossed,printed logo or as request

Plastic Material Properties

Company Profile
 
Zhongde (ZheJiang ) Machinery Equipment Co.,LTD is a company integrated in design,OEM&ODM plastic&rubber&CNCparts production.We can provide the best products and service at a competitive price.

Main Products

We can provide OEM service,which means producing base on your drawings or samples,also we can design according to its application or customer`s requirments.

Order Operation Flow

We execute each step according to the operation process flow, strictly, seriously and meet the requirements of customers with good quality on time.

For Fast Quotation,Please Inform Below Details
1. Production type
2. Material specification (or let us know the using environmental)
3. Size details? (or provide drawings or samples for refference)
4. Quantity request
5. Prefer color
 

flange coupling

Are There Any Safety Considerations When Using Gear Couplings in Rotating Machinery?

Yes, there are several safety considerations to keep in mind when using gear couplings in rotating machinery:

  • Guarding: It is essential to provide adequate guarding around gear couplings and other rotating parts to prevent accidental contact with moving components. Proper guarding helps protect personnel from potential entanglement, pinch points, or other hazards.
  • Maintenance and Inspection: Regular maintenance and inspection of gear couplings are critical to ensure their safe and reliable operation. This includes checking for signs of wear, lubrication levels, and any abnormalities in the coupling’s performance.
  • Lubrication: Proper lubrication of the gear coupling is essential to reduce friction, wear, and heat generation. Follow the manufacturer’s guidelines for lubrication intervals and use the recommended lubricant type.
  • Temperature Monitoring: In high-speed or high-temperature applications, it is advisable to monitor the temperature of the gear coupling during operation. Excessive heat can indicate issues with lubrication or alignment that need immediate attention.
  • Alignment: Ensure proper alignment of the connected shafts and gear coupling during installation. Misalignment can lead to increased wear, vibration, and premature failure of the coupling.
  • Torque and Speed Limitations: Adhere to the specified torque and speed limitations provided by the gear coupling manufacturer. Operating the coupling beyond its rated capacity can result in failures and safety hazards.
  • Emergency Shutdown: Machinery equipped with gear couplings should have an accessible and effective emergency shutdown mechanism to quickly stop the equipment in case of emergencies.
  • Training: Provide proper training to personnel who work with or around machinery equipped with gear couplings. Training should cover safety protocols, coupling maintenance procedures, and the potential hazards associated with the equipment.
  • Replace Damaged Couplings: If a gear coupling shows signs of damage, excessive wear, or malfunction, it should be replaced promptly to prevent potential accidents or equipment breakdowns.

Following these safety considerations can help ensure the safe and efficient operation of rotating machinery equipped with gear couplings. Regular maintenance, adherence to safety guidelines, and proper training contribute to a safer working environment and prolong the service life of gear couplings and the connected equipment.

China Standard CNC Turning Pure White Gear Coupling / Linear Threaded Boot  gear couplingChina Standard CNC Turning Pure White Gear Coupling / Linear Threaded Boot  gear coupling
editor by CX 2023-12-14

China Custom High Flexible Couplings H110 (Equivalent to N-EUPEX series B type coupling) gear coupling

Product Description

SYPT H-EUPEX high flexible couplings are for shaft connection of machines,they compensate for shaft misalignment,generating only low  restorative forces.

 

The torque is conducted through elastomer flexibles, so the coupling  has typically flexible rubber properties.

The flexible inserts of the H-EUPEX coupling are subjected to compression. If the flexible inserts are irreparably damaged, the hub parts  come into contact with metal. This “emergency operation capability” is required, etc., in the case of fire pump drives.
 

The motor torque is transmitted to the hub at the drive end via  the shaft-hub connection, which is mostly designed as a keyway connection. The torque is transmitted to the hub on the output  side with the aid of elastomer flexible inserts. The hub on the output  side further transmits the torque to the driven machine or a gear  unit placed in between. Because of the primarily compressionloaded  elastomer flexible inserts, the coupling has a progressive  torsional  stiffness.

 

 

Parts No.     part 1+part4

 

 

Please contact us to learn more.

flange coupling

How Does a Gear Coupling Protect Connected Equipment from Shock Loads and Vibrations?

Gear couplings are designed to provide excellent protection to connected equipment from shock loads and vibrations, making them ideal for use in demanding and heavy-duty applications. The design and features of gear couplings that contribute to this protection include:

  • Flexible and Rigid Elements: Gear couplings consist of two hubs with external gears that mesh together. Between these two hubs, there is a center sleeve with internal gear teeth. The center sleeve acts as a flexible element, while the outer hubs act as rigid elements. This combination allows the gear coupling to transmit torque while absorbing and dampening shock loads and vibrations.
  • Misalignment Compensation: Gear couplings can accommodate angular, parallel, and axial misalignment between shafts. When the connected equipment experiences misalignment due to dynamic forces or shock loads, the gear coupling can flex and adjust to these changes, preventing excessive stress on the shafts and equipment.
  • High Torsional Stiffness: Gear couplings offer high torsional stiffness, meaning they have minimal angular deflection under load. This stiffness helps maintain precise alignment and reduces the likelihood of damage to the connected equipment caused by misalignment-induced vibrations.
  • Load Distribution: The toothed gear design of gear couplings ensures a large surface area of contact between the gears. This spreads the torque evenly across the gear teeth, resulting in a uniform distribution of load and reducing the concentration of stress on specific areas.
  • Damping Characteristics: The flexible center sleeve in the gear coupling acts as a damping element that absorbs and dissipates vibrations, further protecting the connected equipment from harmful oscillations.
  • High-Speed Balancing: Gear couplings are precisely balanced during manufacturing to minimize vibrations and ensure smooth operation even at high speeds. Proper balancing helps prevent resonances and reduces the impact of shock loads on the connected equipment.

By effectively absorbing and dampening shock loads and vibrations, gear couplings extend the life of the connected equipment and surrounding components, reduce maintenance requirements, and contribute to a more reliable and efficient mechanical system. However, it is essential to select the appropriate size and type of gear coupling based on the specific application and operating conditions to ensure optimal protection and performance.

China Custom High Flexible Couplings H110 (Equivalent to N-EUPEX series B type coupling)  gear couplingChina Custom High Flexible Couplings H110 (Equivalent to N-EUPEX series B type coupling)  gear coupling
editor by CX 2023-12-04

China Good quality Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling gear coupling

Product Description

Flexible flex Fluid Chain Jaw flange Gear Rigid Spacer PIN HRC MH NM universal Fenaflex Oldham spline clamp tyre grid hydraulic servo motor shaft Coupling
 

Product Description

The function of Shaft coupling:
1. Shafts for connecting separately manufactured units such as motors and generators.
2. If any axis is misaligned.
3. Provides mechanical flexibility.
4. Absorb the transmission of impact load.
5. Prevent overload

We can provide the following couplings.
 

Rigid coupling Flange coupling Oldham coupling
Sleeve or muff coupling Gear coupling Bellow coupling
Split muff coupling Flexible coupling Fluid coupling
Clamp or split-muff or compression coupling Universal coupling Variable speed coupling
Bushed pin-type coupling Diaphragm coupling Constant speed coupling

Company Profile

We are an industrial company specializing in the production of couplings. It has 3 branches: steel casting, forging, and heat treatment. Main products: cross shaft universal coupling, drum gear coupling, non-metallic elastic element coupling, rigid coupling, etc.
The company mainly produces the industry standard JB3241-91 swap JB5513-91 swc. JB3242-93 swz series universal coupling with spider type. It can also design and produce various non-standard universal couplings, other couplings, and mechanical products for users according to special requirements. Currently, the products are mainly sold to major steel companies at home and abroad, the metallurgical steel rolling industry, and leading engine manufacturers, with an annual production capacity of more than 7000 sets.
The company’s quality policy is “quality for survival, variety for development.” In August 2000, the national quality system certification authority audited that its quality assurance system met the requirements of GB/T19002-1994 IDT ISO9002:1994 and obtained the quality system certification certificate with the registration number 0900B5711. It is the first enterprise in the coupling production industry in HangZhou City that passed the ISO9002 quality and constitution certification.
The company pursues the business purpose of “reliable quality, the supremacy of reputation, commitment to business and customer satisfaction” and welcomes customers at home and abroad to choose our products.
At the same time, the company has established long-term cooperative relations with many enterprises and warmly welcomes friends from all walks of life to visit, investigate and negotiate business!

 

How to use the coupling safely

The coupling is an intermediate connecting part of each motion mechanism, which directly impacts the regular operation of each motion mechanism. Therefore, attention must be paid to:
1. The coupling is not allowed to have more than the specified axis deflection and radial displacement so as not to affect its transmission performance.
2. The bolts of the LINS coupling shall not be loose or damaged.
3. Gear coupling and cross slide coupling shall be lubricated regularly, and lubricating grease shall be added every 2-3 months to avoid severe wear of gear teeth and serious consequences.
4. The tooth width contact length of gear coupling shall not be less than 70%; Its axial displacement shall not be more significant than 5mm
5. The coupling is not allowed to have cracks. If there are cracks, it needs to be replaced (they can be knocked with a small hammer and judged according to the sound).
6. The keys of LINS coupling shall be closely matched and shall not be loosened.
7. The tooth thickness of the gear coupling is worn. When the lifting mechanism exceeds 15% of the original tooth thickness, the operating mechanism exceeds 25%, and the broken tooth is also scrapped.
8. If the elastic ring of the pin coupling and the sealing ring of the gear coupling is damaged or aged, they should be replaced in time.

 

Certifications

 

Packaging & Shipping

flange coupling

Selection of Gear Couplings for Specific Applications

Choosing the appropriate gear coupling for a specific application involves considering several factors to ensure optimal performance and reliability. Here are the key steps in the selection process:

  1. Identify Application Requirements: Understand the specific requirements of the application, including the torque and speed requirements, operating conditions, and the amount of angular and axial misalignment expected in the system.
  2. Calculate Torque and Speed: Determine the required torque and speed ratings for the gear coupling based on the power transmission needs of the application. Consider both peak and continuous torque requirements.
  3. Consider Misalignment: Evaluate the amount and type of misalignment that the gear coupling needs to accommodate. Different gear coupling designs have varying degrees of misalignment capabilities, so it’s essential to choose one that can handle the expected misalignment in the system.
  4. Check Space Constraints: Consider the available space for installing the gear coupling. Some applications may have limited space, requiring compact or specially designed couplings to fit properly.
  5. Assess Environmental Conditions: Determine if the application involves exposure to extreme temperatures, corrosive substances, or other harsh environmental factors. Select a gear coupling made from materials that can withstand the specific environmental conditions.
  6. Consider Maintenance Requirements: Evaluate the maintenance needs of the gear coupling. Some designs may require more frequent maintenance than others. For applications where regular maintenance is challenging, consider maintenance-free gear coupling options.
  7. Check Industry Standards and Certifications: Ensure that the selected gear coupling meets relevant industry standards and certifications to guarantee quality and safety.
  8. Consult with Experts: If needed, seek guidance from coupling manufacturers or engineering experts who can provide valuable insights and recommendations based on their experience and expertise.

By carefully considering these factors and understanding the specific demands of the application, you can select the most suitable gear coupling that will provide reliable and efficient power transmission while minimizing the risk of premature failure or downtime.

China Good quality Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling  gear couplingChina Good quality Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling  gear coupling
editor by CX 2023-11-30

China Hot selling 34CrMo4 Scm430 Scm2 4130 Alloy Steel Forgings Gear Rings Shaft Blanks Oil Well Drill Pipe Couplings gear coupling

Product Description

Product Description

Product Name

   FORGING STEEL RING

Forging Tolerance

Construction machinery forging parts forging rings+/-0.1mm

Surface Treatment

Turning / Machining

Precise Machining

Mountain Hole/Grease Holes

Precise Turning

Raceways

Transport Package

Steel Pallet or Wooden Case by Sea

 

 

Production scenarios

 

 

Packaging & Shipping

 

FAQ

Q: Are you trading company or manufacturer ?

A: We are factory and trading company
 

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
 

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
 

Q: What is your terms of payment ?

A: Payment=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below:

flange coupling

Maintenance Requirements for Gear Couplings

Gear couplings, like any mechanical component, require regular maintenance to ensure optimal performance, reliability, and longevity. Proper maintenance can help prevent unexpected failures and downtime, leading to cost savings and increased productivity. Here are the key maintenance requirements for gear couplings:

  • Lubrication: Regular and proper lubrication is essential for gear couplings. The coupling’s gear teeth and mating surfaces should be adequately lubricated to minimize friction and wear. The lubrication interval and type of lubricant used depend on the application, load, and operating conditions. It is crucial to follow the manufacturer’s recommendations for lubrication intervals and the appropriate lubricant to use.
  • Inspections: Routine inspections should be performed to check for signs of wear, misalignment, or damage. Visual inspections can help detect any abnormalities, such as pitting, scoring, or corrosion on the gear teeth. Additionally, inspections can identify any misalignment issues that may need to be addressed to prevent further damage.
  • Torque Monitoring: Monitoring the torque transmitted through the coupling can help identify any abnormal increases that might indicate a problem in the system. Sudden changes in torque levels could signal misalignment or other issues that need attention.
  • Alignment Checks: Regularly checking and correcting shaft alignment is crucial for the proper functioning of gear couplings. Misalignment can lead to increased wear and premature failure of the coupling. Proper alignment reduces the stress on the coupling and connected equipment.
  • Temperature Monitoring: Monitoring the operating temperature of the coupling can provide insights into potential problems. Abnormally high temperatures could indicate insufficient lubrication or other issues that need investigation.
  • Coupling Removal and Cleaning: Periodically removing the coupling for cleaning and inspection of internal components can be beneficial, especially in harsh or dirty environments. This allows for a more thorough inspection and helps maintain the coupling’s performance.
  • Replacement of Worn Components: If any components of the gear coupling, such as seals or gaskets, are worn or damaged, they should be replaced promptly to maintain the coupling’s integrity and prevent leaks.
  • Proper Storage: If the coupling is temporarily removed from service or stored, it should be stored in a clean and dry environment to prevent corrosion and damage to the components.

It is essential to follow the manufacturer’s maintenance guidelines and recommendations for the specific gear coupling model being used. Regular maintenance and adherence to proper procedures can help extend the service life of gear couplings and ensure reliable and efficient operation in the mechanical system.

China Hot selling 34CrMo4 Scm430 Scm2 4130 Alloy Steel Forgings Gear Rings Shaft Blanks Oil Well Drill Pipe Couplings  gear couplingChina Hot selling 34CrMo4 Scm430 Scm2 4130 Alloy Steel Forgings Gear Rings Shaft Blanks Oil Well Drill Pipe Couplings  gear coupling
editor by CX 2023-11-21

China wholesaler Nl8 Nylon Sleeve Gear Coupling gear coupling

Product Description

NL8 nylon sleeve gear coupling

1. ISO 9001-2000
2. OEM Service
3. Stable quality
4. Applies to flexible drive shaft, allowing a larger axial radial displacement and displacement. 5. Has a simple structure, easy maintenance.
6. Disassembly easy
7. Low noise
8. Transmission efficiency loss, long useful working life.

We can also supply chain coupling, roller chain coupling, rigid couplings, flexible couplings, fcl coupling, flexible rubber fcl coupling, fcl flexible coupling, forged steel fcl coupling, flexible coupling fcl, fcl flexible shaft coupling, jaw coupling, hrc coupling, CHINAMFG coupling, cast steel coupling, aluminum coupling, stainless steel coupling, pin coupling, mh coupling, nm coupling, spacer coupling, taper lock rigid coupling, flange coupling, sleeve coupling, nylon sleeve gear coupling, gear coupling, crc coupling, js coupling

Competitive Advantage:
More than 20 years advanced technology and experience of us will give strong support for the coupling you need. We will understand your need of product quickly, and give quick respond and good service. A lot of cases of our products will show you that it worth your trust.
Under the full quality control system, our products go through the precise product line and strict testing process. We have excellent working flow and standard to ensure stability, products reliable enough for using.
Take our scale economy, raw material superiority, and CHINAMFG for clients to account, our price do have a great competitiveness. They are good value and cost effective than your imagine.
We sincerely hope establishing long and friendly business relations with clients from all over the world. Our goal is not just providing product, but also providing a complete solution including product design, tooling, fabrication and service for our customers to achieve their upmost satisfaction.

flange coupling

Selection of Gear Couplings for Specific Applications

Choosing the appropriate gear coupling for a specific application involves considering several factors to ensure optimal performance and reliability. Here are the key steps in the selection process:

  1. Identify Application Requirements: Understand the specific requirements of the application, including the torque and speed requirements, operating conditions, and the amount of angular and axial misalignment expected in the system.
  2. Calculate Torque and Speed: Determine the required torque and speed ratings for the gear coupling based on the power transmission needs of the application. Consider both peak and continuous torque requirements.
  3. Consider Misalignment: Evaluate the amount and type of misalignment that the gear coupling needs to accommodate. Different gear coupling designs have varying degrees of misalignment capabilities, so it’s essential to choose one that can handle the expected misalignment in the system.
  4. Check Space Constraints: Consider the available space for installing the gear coupling. Some applications may have limited space, requiring compact or specially designed couplings to fit properly.
  5. Assess Environmental Conditions: Determine if the application involves exposure to extreme temperatures, corrosive substances, or other harsh environmental factors. Select a gear coupling made from materials that can withstand the specific environmental conditions.
  6. Consider Maintenance Requirements: Evaluate the maintenance needs of the gear coupling. Some designs may require more frequent maintenance than others. For applications where regular maintenance is challenging, consider maintenance-free gear coupling options.
  7. Check Industry Standards and Certifications: Ensure that the selected gear coupling meets relevant industry standards and certifications to guarantee quality and safety.
  8. Consult with Experts: If needed, seek guidance from coupling manufacturers or engineering experts who can provide valuable insights and recommendations based on their experience and expertise.

By carefully considering these factors and understanding the specific demands of the application, you can select the most suitable gear coupling that will provide reliable and efficient power transmission while minimizing the risk of premature failure or downtime.

China wholesaler Nl8 Nylon Sleeve Gear Coupling  gear couplingChina wholesaler Nl8 Nylon Sleeve Gear Coupling  gear coupling
editor by CX 2023-11-16

China Standard Excavator Hydraulic Pump Coupling Gear Rubber Connecter for Dx210W-5 gear coupling

Product Description

Excavator Hydraulic Pump Coupling Gear Rubber Connecter For DX210W-5
 

Basic information:

 

Type  Coupling
Trademark YNF/Y&F
MOQ No limited
Structure AS/A/Bowex/Gear
Used For Excavator
Sales type Retail, Wholesale
Material Natural Rubber
Advantage Flexible, Lower Noise
Condition OEM/Original

Product show as below:

 About us:

specialized in:

couplings, rubber mounts, gera parts, hydraulic seals and seal kits for hydraulic hammers, rock breakers, hydraulic excavators,wheel loaders, and JCB badkhoe loaders.

 

And, Our company also supply:

Engine parts, hydraulic piston pump and hydraulic travel motor, Swing motor assembly and hydraulic component parts, electric parts, etc. Hydraulic hammer breaker parts with piston, cylinder, chisel, through bolt, side bolt, top bush, front head bushing,accumlator, valve, etc.

We always try our best for all our customers and make it better and better. Welcome!

FAQ

 

flange coupling

How Does a Gear Coupling Handle Angular, Parallel, and Axial Misalignment?

Gear couplings are designed to handle various types of misalignment, including angular, parallel, and axial misalignment. Here’s how they handle each type:

  • Angular Misalignment: Angular misalignment occurs when the two connected shafts are not collinear and form an angle with each other. Gear couplings can accommodate angular misalignment due to the flexibility of their gear teeth. The gear teeth allow a slight angular movement between the shafts without causing significant stress on the coupling.
  • Parallel Misalignment: Parallel misalignment occurs when the two connected shafts are offset along their axis but remain parallel to each other. Gear couplings can handle parallel misalignment to some extent due to the slight axial movement allowed by the gear teeth. However, for larger parallel misalignments, special gear couplings with spacer elements or other features may be required.
  • Axial Misalignment: Axial misalignment occurs when the two connected shafts are not in the same axial plane and have an offset along their length. Gear couplings can handle a certain degree of axial misalignment because the gear teeth can accommodate small axial movements without causing damage to the coupling or connected equipment.

The ability of gear couplings to handle misalignment is one of their key advantages over other types of couplings. The gear teeth act as flexible elements that can compensate for minor misalignments, reducing the stress and wear on the coupling and the connected equipment. However, it is essential to ensure that the misalignment remains within the allowable limits specified by the coupling manufacturer to maintain optimal performance and reliability.

China Standard Excavator Hydraulic Pump Coupling Gear Rubber Connecter for Dx210W-5  gear couplingChina Standard Excavator Hydraulic Pump Coupling Gear Rubber Connecter for Dx210W-5  gear coupling
editor by CX 2023-11-09

China high quality High Precision Plastic Inner Gear Coupling for Machine Tool Equipment gear coupling

Product Description

 

Product Description

Product Parameters

 

product High Precision Plastic Inner Gear Coupling for machine tool equipment
material stainless steel , iron , aluminum ,bronze ,carbon steel ,brass etc .
size ISO standard  ,customer requirements
BORE Finished bore, Pilot Bore, Special request
surface treatment Carburizing and Quenching,Tempering ,Tooth suface high quenching Hardening,Tempering
Processing Method Molding, Shaving, Hobbing, Drilling, Tapping, Reaming, Manual Chamfering, Grinding etc
Heat Treatment Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding……
Package Wooden Case/Container and pallet, or made-to-order
Certificate ISO9001 ,SGS
Machining Process Gear Hobbing, Gear Milling, Gear Shaping, Gear Broaching, Gear Shaving, Gear Grinding and Gear Lapping
Applications Toy, Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment,daily living equipment, electronic sports equipment, , sanitation machinery, market/ hotel equipment supplies, etc.
Testing Equipment Rockwell hardness tester 500RA, Double mesh instrument HD-200B & 3102,Gear measurement center instrument CNC3906T and other High precision detection equipments

workshop & equipment

 

 

 

 

Production process

 

Certifications

 

 

Our Advantages

 

1  . Prioritized Quality          
2  .Integrity-based Management
3  .Service Orientation
4  .150+  advanced equipment
5  .10000+  square meter  factory area
6  .200+ outstanding employees  
7  .90% employees have more than 10 year- working   experience in our factory
8  .36 technical staff
9  .certificate  ISO 9001 , SGS

10  . Customization support

11 .Excellent after-sales service

 

 

shipping

 

 

sample orders delivery time:
10-15 working days  as usual
15-20 working days  in busy season

large order leading time :
20-30 working days as usual
30-40 working days  in busy season

 

FAQ

1. why should you buy products from us not from other suppliers?
We are a 32 year-experience manufacturer on making the gear, specializing in manufacturing varieties of gears, such as helical gear ,bevel gear ,spur gear and grinding gear, gear shaft, timing pulley, rack, , timing pulley and other transmission parts . There are 150+ advanced equipment ,200+ excellent employees ,and 36 technical staff . what’s more ,we have got ISO9001 and SGS certificate .
2 .Do you accept small order?
If your order bearings are our standard size, we accept even 1pcs.

3 .How long is the delivery?
A: Small orders usually takes 10-15 working days,big order usually 20-35 days, depending on orders quantity and whether are standard size.

 

flange coupling

Are There Any Safety Considerations When Using Gear Couplings in Rotating Machinery?

Yes, there are several safety considerations to keep in mind when using gear couplings in rotating machinery:

  • Guarding: It is essential to provide adequate guarding around gear couplings and other rotating parts to prevent accidental contact with moving components. Proper guarding helps protect personnel from potential entanglement, pinch points, or other hazards.
  • Maintenance and Inspection: Regular maintenance and inspection of gear couplings are critical to ensure their safe and reliable operation. This includes checking for signs of wear, lubrication levels, and any abnormalities in the coupling’s performance.
  • Lubrication: Proper lubrication of the gear coupling is essential to reduce friction, wear, and heat generation. Follow the manufacturer’s guidelines for lubrication intervals and use the recommended lubricant type.
  • Temperature Monitoring: In high-speed or high-temperature applications, it is advisable to monitor the temperature of the gear coupling during operation. Excessive heat can indicate issues with lubrication or alignment that need immediate attention.
  • Alignment: Ensure proper alignment of the connected shafts and gear coupling during installation. Misalignment can lead to increased wear, vibration, and premature failure of the coupling.
  • Torque and Speed Limitations: Adhere to the specified torque and speed limitations provided by the gear coupling manufacturer. Operating the coupling beyond its rated capacity can result in failures and safety hazards.
  • Emergency Shutdown: Machinery equipped with gear couplings should have an accessible and effective emergency shutdown mechanism to quickly stop the equipment in case of emergencies.
  • Training: Provide proper training to personnel who work with or around machinery equipped with gear couplings. Training should cover safety protocols, coupling maintenance procedures, and the potential hazards associated with the equipment.
  • Replace Damaged Couplings: If a gear coupling shows signs of damage, excessive wear, or malfunction, it should be replaced promptly to prevent potential accidents or equipment breakdowns.

Following these safety considerations can help ensure the safe and efficient operation of rotating machinery equipped with gear couplings. Regular maintenance, adherence to safety guidelines, and proper training contribute to a safer working environment and prolong the service life of gear couplings and the connected equipment.

China high quality High Precision Plastic Inner Gear Coupling for Machine Tool Equipment  gear couplingChina high quality High Precision Plastic Inner Gear Coupling for Machine Tool Equipment  gear coupling
editor by CX 2023-10-21

China manufacturer M28-65 Nylon Gear Sleeve, Nylon Gear Coupling (3A2006) gear coupling

Product Description

M28-65 Nylon Gear Sleeve, Nylon Gear Coupling (3A2006)

M28-65 nylon sleeve gear coupling , nylon teeth gear shaft coupling sleeve , NL nylon coupling

 
1. Applies to flexible drive shaft ,allowing a larger axial radial displacement and displacement.
 
2. Has a simple structure,easy maintenance .
 
3. Disassembly easy
 
4. low noise
 
5. Transmission efficiency loss,long useful working life.
 
 

Advantages:
1. Lowest pice based on large scale production.
2. High and stable quality level.
3. Widely used in various mechanical and hydraulic fields.
4. Compensation for axial,radial and angular misalignment.
5. Convenient axial plugging assembly.
6. No brittlement at low temperature.
7. Good slippery and frictional properties.
8. Resistance to chemical corrosion.

 
Surface: as your requirement
Material: steel / aluminum / brass / iron / zinc / alloy
Any other material and dimension depends on customers’ demand.
 
Usage: machinery / furniture / toy / woodboard / wall
Manufacturing process: Precision turning parts
Euipment: CNC turning machine
Testing equipment: projector
Tolerance:+/-0.05MM
 
 

Nylon Gear Sleeve, M Type
Item Gear Qty Minimum ID Maximum ID OD Thickness USD/piece
M28 34 50 55 70 45 US$1.50
M32 40 58 65 78 48 US$1.80
M38 44 63 70 86 48 US$2.20
M42 50 72 79 94 50 US$2.70
M48 50 72 79 95 50 US$3.20
M58 45 85 94 113 60 US$4.50
M65 42 100 111 138 70 US$5.30

 
 

Description: the polyurethane elastomeric is a new material of polymer synthetic between rubber and plastic. It has both high strength of plastic and high elasticity of rubber. Its characteristics are: 1, a wide range of hardness. It still has rubber elongation and resilience at high hardness. The polyurethane elastomeric has a hardness range of Shore A10-D80. 2. high strength. At rubber hardness, the tensile strength, tear strength and load carrying capacity are much higher than general rubber material. At high hardness, its impact strength and flexural strength are much higher than plastic material. 3, wear-resistant. Its wear resistance is very outstanding, generally in the range of 0.01-0.10cm3/1.61km, about 3-5 times than rubber material. 4, oil resistant. The polyurethane elastomeric is a highly CHINAMFG polymer compound which has low affinity with non-polar mineral oil and is hardly eroded in fuel oil and mechanical oil. 5, good resistance to oxygen and ozone. 6, excellent vibration absorption performance, can do damping and buffering. In the mold manufacturing industry, it replaces rubber and springs.7, has good low temperature performance. 8, radiation resistance. Polyurethane is highly resistant to high energy radiation and has satisfactory performance at 10-10 deg radiation dose. 9, with good machining performance.

 

The polyurethane coupling, rubber coupling are made by injection with high quality TPU material or mould CSM/SBR. It is designing and special for all kinds of metal shaft coupling with very good performance of high tensile strength, high wear resistant, high elastic resilience, water resistant, oil resistant and excellent fatigue resilience, high impact resistant etc. We have full sets injection moulds and supply full range of GR, GS, MT, ML, MH, Hb, HRC, L, T, NM and Gear J series couplings etc. with high quality and excellent experience. Apply to all kinds of industrial metal shaft coupling.

 

Specifications:

material: TPU, CSM/SBR, NBR, nylon etc.

color: yellow, red, purple, green, black, beige etc.

surface: smooth

tensile strength: 8-55Mpa

hardness: 70-98Shore A

elongation: 400%-650%

density: 1.25g/cm3

elasticity impact: >25%

tear strength: 35-155KN/m

akron abrasion loss:<0.05cm3/1.61km

compression set (22h*70°C):<10%

working temperature: 120°C

standard size for polyurethane coupling: 

GR14, GR19, GR24, GR28, GR38, GR42, GR48, GR55, GR65, GR75, GR90, GR100, GR110, GR125, GR140, GR160, GR180

GS5, GS7, GS9, GS12, GS14, GS19, GS24, GS28, GS38, GS42, GS48, GS550, GS65, GS75

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

SBT 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

Joong Ang CR0050, 0070, 571, 571, 2035, 2035A, 3545, 4560, 6070, 7080

MS571, MS571, MS1119, MS1424, MS1928, MS1938, MS2845, MS3860, MS4275, MS6510

D14, D14L, D20, D25, D30, D30L, D35, D40, D45, D49, D55, D65

5H, 6H, 7H, 8H, 9H, 10H, 11H

 

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

NOR-MEX168-10, NOR-MEX194-10, NOR-MEX214-10, NOR-MEX240-10, NOR-MEX265-10

FCL1#, FCL2#, FCL3#, FCL4#, FCL5#, FCL6#, FCL7#, FCL8#

FCL90, FCL100, FCL112, FCL125, FCL140, FCL160, FCL180, FCL200, FCL224, FCL250, FCL280, FCL315, FCL335, FCL400, FCL450, FCL560, FCL630

Gear 3J, 4J, 5J, 6J, 7J, 8J, 9J, 10J, 11J, 12J, 13J, 14J

Hytre 4H, 5H, 6H, 7H, 8H, 9H, 11H

Tyre F40, F50, F60, F70, F80, F90, F100, F110, F120, F140, F160 

SBT T75, T80, T85, T90, T95, T100, T105, T108, T110, T115, T120, T125, T130, T135, T140, T145, T150, T154, T170, T210

FCLpin #1, #2, #3, #4, #5, #6, #8

GR42, GR48, GR55, GR65, GR75

DL1, DL2, DL3, DL4, DL5, DL6, DL7, DL8, DL9, DL10, DL11

 

standard size for nylon coupling:

NL1, NL2, NL3, NL4, NL5, NL6, NL7, NL8, NL9, NL10

M28, M32, M38, M42, M48, M58, M65

packing in bags, cartons, pallets or crates

OEM & customized size are agreed

special supply all kinds of steel coupling for FCL, NM, MH, HRC, Love Joy, Joongang, Centafelx, XL-GR, Tyre

***when you enquiry, pls confirm type, size number and quantity***

flange coupling

What Industries Commonly Use Gear Couplings for Power Transmission?

Gear couplings are widely used in various industries for power transmission due to their ability to transmit high torque loads and accommodate misalignments. Some of the industries that commonly utilize gear couplings include:

  • Steel Industry: Gear couplings are extensively used in the steel industry for connecting heavy-duty equipment like rolling mills, continuous casting machines, and other steel processing machinery.
  • Mining and Quarrying: In mining and quarrying applications, gear couplings are employed to transmit power in conveyor systems, crushers, and heavy excavating machinery.
  • Pulp and Paper: The pulp and paper industry uses gear couplings in machines like paper mills, pulp refiners, and stock preparation equipment.
  • Marine: Gear couplings are utilized in marine propulsion systems, providing a reliable connection between the engine and the propeller shafts.
  • Oil and Gas: Gear couplings find use in the oil and gas industry for connecting pumps, compressors, and other equipment used in upstream and downstream operations.
  • Power Generation: Gear couplings are employed in power plants to connect generators, turbines, and other rotating equipment.
  • Automotive: Gear couplings are used in automotive applications, particularly in heavy-duty vehicles and machinery like off-road vehicles, construction equipment, and agricultural machinery.
  • Chemical and Petrochemical: In chemical processing plants, gear couplings are employed in agitators, mixers, and various equipment where power transmission is crucial.
  • Cement and Aggregate: Gear couplings are used in cement plants and aggregate processing equipment for power transmission in crushers, kilns, and conveyors.

These are just a few examples, and gear couplings can be found in various other industries where reliable power transmission is essential. Their robust design and ability to withstand harsh operating conditions make them a popular choice for heavy-duty applications across different sectors.

China manufacturer M28-65 Nylon Gear Sleeve, Nylon Gear Coupling (3A2006)  gear couplingChina manufacturer M28-65 Nylon Gear Sleeve, Nylon Gear Coupling (3A2006)  gear coupling
editor by CX 2023-10-20

China supplier Custom Precision Machining Fabrication Machinery Parts Core Air Shaft Gear Pin Coupling gear coupling

Product Description

HangZhou CHINAMFG Precision Industry Co.,Ltd

 

The company has owned IS0 9001 (International Quality Management) system certification, ISO14001 (International Environmental Management) system certification, IATF16949 (International Automotive Task Force) system certification and EN15085-2 (Railway applications-Welding of railway vehicles and components) system certification. We have an experienced management team and a group of high-quality talents. 

 

Our advantages are as below.

  1. Core Value: Integrity + Quality;
  2. Rich Experience: Since the year of 2001;
  3. Technical Engineer: 36 Staffs;
  4. Quality Engineer: 18 Staffs;
  5. Company Certificate: ISO 9001, ISO14001, ITAF 16949, EN 15085-2;
  6. Strong Capacity: Up to 100k pieces per day;

 

Factory Description and Service Content
PRODUCTION LINE:  Metal stamping, Laser cutting, Sheet metal, Welding, Spraying, Electrophoresis, Assembly.
MATERIAL:  Carbon steel, Stainless steel, Aluminum, Copper, Brass, Bronze, Customized.
PROCEDURES:  Blanking, Punching, Bending, Cutting, Milling, Dilling, Tapping, Riveting, Welding, Assembling, Packing.
TOLERANCE:  +/- 0.01mm
FINISH:  Powder, Spraying, Sand Blasting, Electroplating, Electrophoresis, Anodizing, Passivating, Customized.
COLOR:  Natural, Conversonial, Silver, Grey, Black, White, Red, Blue, Green, Yellow, Matte, Glossy, Customized.
SYSTEM CERTIFICATION:  ISO 9001, ISO 14001, ITAF 16949, EN 15085-2.
APPLICATION:  Automobile, Communication, Electrical, Electronics, Rail transit, Equipment manufacturing etc.
MOQ:  1,000 Pcs ~ 5,000 Pcs
MOULD COST:  500 USD ~ 5,000 USD
UNIT PRICE:  0.05 USD ~ 5.00 USD
PACKING:  Paper Bag, Plastic Bag, PE Bag, Carton Board, Carton Box, Plywood case, Wooden Case, Pallet.
MPQ:  50 Pcs ~ 200 Pcs
LEAD TIME:  15 Work Days ~ 25 Work Days
TRADE TERM:  EXW, FOB, CFR, CIF, DDU, DDP.
PAYMENT METHOD:  T/T, L/C, Western Union, Money Gram, PayPal, Ali Pay.

 

Workshop Inner View

System Certificate

 

Production Line View 

Metalworking products are very important component in industrial field, It is widely accepted for its stable performance and affordable price.
Especially in the field of Automobile, Communication, Electrical, Electronics, IT, Equipment Manufacturing, Rail Transit and Construction etc.

We committed to provide our customers with excellent products and cater to their demand solutions with lower costs and highly efficiency. Please feel free to contact us, we are looking CHINAMFG to our further cooperation. We treat every customer sincerely and take every project seriously.

 

 

FAQ:

1. Why business with CHINAMFG Precision Co., Ltd?
Our mission is to provide unparalleled product quality with very best prices for customer to be more competitive in their market, and to enhance their business growth.

2. Are the products available for selling from your Product Display Area?
All Products displayed were made before for other customers with their copy right. We only supply parts according to customer’s specific requirements or with samples offered other than prompt goods.

3. How to get your quotation?
Please provide your 2D / 3D drawings to us to evaluate for our exclusive price. All Products are manufactured to custom requirements and specifications.

4. What’s your production leadtime?
The delivery time is usually 15 ~ 25 days, but the actually time needs to be determined according to the drawings / samples provided.

5. How to guarantee the products quality?
We are ISO certified and will comply any quality level requirement for specific items. Additionally, our in-house team inspect and test random samples prior to shipment. Quality certification is available CHINAMFG request to our customers.

 

flange coupling

Types of Gear Coupling Designs

There are several types of gear coupling designs available, each with its own specific characteristics and applications. The main types of gear couplings are:

  1. Sleeve Gear Couplings: Sleeve gear couplings consist of two hubs with external gears and a center sleeve with internal gears. The hubs are mounted on the shaft ends, and the center sleeve connects the two hubs. This design allows for angular and axial misalignment while transmitting torque between the shafts. Sleeve gear couplings are suitable for general-purpose applications and offer easy maintenance.
  2. Continuous Sleeve Gear Couplings: Continuous sleeve gear couplings are an improved version of sleeve gear couplings. In this design, the center sleeve is extended to cover the entire length of the hubs, providing additional support and increasing torque capacity. The continuous sleeve design reduces the bending effect on the shafts and allows for higher torque transmission.
  3. Flanged Sleeve Gear Couplings: Flanged sleeve gear couplings are similar to continuous sleeve couplings but include flanges at the ends of the center sleeve. These flanges provide extra support and help maintain proper alignment between the shafts. Flanged sleeve gear couplings are commonly used in high-speed and heavy-duty applications.
  4. Half Gear Couplings: Half gear couplings, also known as semi-rigid gear couplings, consist of one flexible half and one rigid half. The flexible half has internal gear teeth, while the rigid half has external gear teeth. This design allows for angular misalignment while offering higher torque capacity than fully flexible couplings. Half gear couplings are often used in applications where some degree of misalignment is expected, but not as much as what sleeve gear couplings can handle.
  5. Full Gear Couplings: Full gear couplings consist of two hubs with external gear teeth that mesh directly with each other. This design provides high torque capacity and is suitable for applications requiring minimal misalignment. Full gear couplings offer excellent torsional rigidity and are often used in precision applications where accurate shaft alignment is critical.
  6. Flexible Gear Couplings: Flexible gear couplings combine the features of gear couplings and flexible couplings. They consist of two hubs with external gears and a flexible element, such as a membrane or elastomeric material, connecting the hubs. This design allows for some misalignment while providing damping of vibrations and shock absorption.

Each type of gear coupling has its advantages and limitations, and the choice of coupling design depends on the specific requirements of the application, including the level of misalignment, torque capacity, speed, and environmental conditions.

China supplier Custom Precision Machining Fabrication Machinery Parts Core Air Shaft Gear Pin Coupling  gear couplingChina supplier Custom Precision Machining Fabrication Machinery Parts Core Air Shaft Gear Pin Coupling  gear coupling
editor by CX 2023-10-17

China Professional Flange Cast Iron Coupling Steel Universal Joint Cardan Pump Rubber Motor Disc Curved Tooth Flex Rigid Drive Shaft Nm Yox Fluid Jaw Flexible Chain Gear Couplings

Product Description

 Flange Cast Iron Coupling Steel Universal Joint Cardan Pump Rubber Motor Disc CHINAMFG Flex Rigid Drive Shaft NM yox Fluid Jaw Flexible Chain Gear Couplings

Manufacturer of Couplings, Fluid Coupling, JAW Coupling, can interchange and replacement of lovejoy coupling and so on.

A coupling can interchange and replacement of lovejoy coupling is a device used to connect 2 shafts together at their ends for the purpose of transmitting power. The primary purpose of couplings is to join 2 pieces of rotating equipment while permitting some degree of misalignment or end movement or both. In a more general context, a coupling can also be a mechanical device that serves to connect the ends of adjacent parts or objects. Couplings do not normally allow disconnection of shafts during operation, however there are torque limiting couplings which can slip or disconnect when some torque limit is exceeded. Selection, installation and maintenance of couplings can lead to reduced maintenance time and maintenance cost.

 

Coupling is a jaw type coupling that works for a variety of light duty to heavy duty motors used in electric power transmission.

This is 1 of our safest types of products. The reason being that these couplings work even when the elastomer fails and there is no metal to metal contact.

They perform in well-standing oil, grease, moisture, sand, and dirt and nearly 850,000 bore combinations that can be customised as per the customer’s needs.

They are used in light-weight, medium, or heavy electrical motors and devices for power transmission through internal combustion.

Production workshop:
Company information:

disc coupling

Comparison of Disc Couplings with Other Coupling Types

When comparing disc couplings with other coupling types like jaw couplings and elastomeric couplings, several factors come into play:

  • Flexibility: Disc couplings offer high flexibility and misalignment compensation, similar to elastomeric couplings, making them suitable for applications with angular, axial, and parallel misalignment.
  • Torsional Stiffness: Jaw couplings are known for their high torsional stiffness, which is suitable for precision applications. Disc couplings offer a balance between flexibility and stiffness.
  • Misalignment Compensation: Disc couplings excel in accommodating misalignment, whereas elastomeric couplings and jaw couplings are better suited for lower degrees of misalignment.
  • Vibration Damping: Elastomeric couplings provide excellent vibration damping due to their rubber elements. Disc couplings can also dampen vibrations to some extent.
  • Compactness: Jaw couplings and elastomeric couplings are relatively compact, making them suitable for space-constrained applications. Disc couplings are larger in size but offer higher torque capacity.
  • Torque Capacity: Disc couplings generally have higher torque capacity compared to elastomeric couplings and jaw couplings.
  • Installation and Maintenance: Disc couplings and elastomeric couplings are typically easier to install and require less maintenance compared to jaw couplings.
  • Material Options: All three coupling types are available in various materials, allowing for compatibility with different environments.

The choice between disc couplings, jaw couplings, and elastomeric couplings depends on the specific requirements of the application, including torque, misalignment, vibration, and stiffness considerations. Each coupling type has its strengths, and selecting the right one involves evaluating these factors to achieve optimal performance and reliability.

disc coupling

Maintaining and Extending the Lifespan of Disc Couplings

Proper maintenance is crucial to ensure the longevity and reliable performance of disc couplings. Here are the best practices:

  1. Regular Inspections: Conduct visual inspections to identify signs of wear, corrosion, or damage. Regular checks help detect issues early.
  2. Lubrication: Follow manufacturer recommendations for lubrication intervals and use the appropriate lubricants. Proper lubrication reduces friction and wear between disc elements.
  3. Alignment: Ensure proper alignment of the coupling and connected shafts. Misalignment can lead to premature wear and decreased coupling efficiency.
  4. Torque Monitoring: Monitor torque levels and load variations to identify abnormal fluctuations. Address sudden changes promptly to prevent further damage.
  5. Vibration Analysis: Use vibration analysis tools to detect and mitigate excessive vibration. Vibration can accelerate wear and affect machinery performance.
  6. Temperature Management: Monitor operating temperatures to avoid overheating. Excessive heat can lead to premature wear and material degradation.
  7. Load Consideration: Ensure the coupling is not subjected to loads beyond its capacity. Overloading can lead to accelerated wear and potential failure.
  8. Environmental Factors: Protect the coupling from contaminants, moisture, and corrosive substances that can accelerate deterioration.
  9. Timely Repairs: Address any identified issues promptly. Replace worn or damaged components to prevent further degradation.
  10. Professional Assistance: If you encounter complex issues, consider involving experienced technicians or engineers for diagnosis and repair.

Following these practices helps maintain optimal performance, extend the lifespan of disc couplings, and contribute to the overall efficiency and reliability of machinery systems.

disc coupling

Disc Couplings: Function and Application in Mechanical Systems

A disc coupling is a type of flexible coupling used in mechanical systems to connect two shafts while allowing for angular misalignment, axial movement, and some degree of torsional flexibility. It consists of two hubs with flexible metallic discs, known as diaphragms, positioned between them.

Disc couplings are commonly utilized in various industrial applications where precise power transmission, reliability, and flexibility are essential. Some key features and applications of disc couplings include:

  • High Torque Transmission: Disc couplings are designed to transmit high torque loads between shafts while maintaining shaft alignment. The flexible diaphragms can accommodate misalignments and prevent torque overloads on connected equipment.
  • Angular Misalignment Compensation: The design of disc couplings allows them to handle angular misalignment between shafts, which can occur due to manufacturing tolerances or dynamic conditions.
  • Axial Movement Absorption: Disc couplings can absorb limited axial movement along the shaft axis without transferring excessive forces to the connected components.
  • Torsional Flexibility: The metallic diaphragms of disc couplings offer torsional flexibility, enabling them to dampen vibrations and shock loads. This helps protect connected equipment from damage and increases overall system reliability.
  • Precision Machinery: Disc couplings are often employed in precision machinery and equipment, such as CNC machines, robotics, pumps, compressors, and servo systems. These applications require accurate motion control and reliable power transmission.
  • High-Speed Applications: Due to their balanced design and ability to maintain precise alignment, disc couplings are suitable for high-speed applications where even a small misalignment can lead to vibration and wear.

The ability of disc couplings to provide both flexibility and precise torque transmission makes them a preferred choice in various industries, including manufacturing, aerospace, automotive, and more. Proper selection, installation, and maintenance of disc couplings contribute to improved machinery performance, reduced downtime, and extended component life.

China Professional Flange Cast Iron Coupling Steel Universal Joint Cardan Pump Rubber Motor Disc Curved Tooth Flex Rigid Drive Shaft Nm Yox Fluid Jaw Flexible Chain Gear Couplings  China Professional Flange Cast Iron Coupling Steel Universal Joint Cardan Pump Rubber Motor Disc Curved Tooth Flex Rigid Drive Shaft Nm Yox Fluid Jaw Flexible Chain Gear Couplings
editor by CX 2023-10-16