China Custom Excavator Spare Parts Connector Quick Coupling with Safe Lock Pin

Product Description

HMB produce 2 type quick hitch:hydraulic quick hitch,manual quick hitch

Model Unit HMB02 HMB06 HMB08 HMB15 HMB20 HMB25 HMB30 HMB40
Width mm 150-250 250-280 270-300 335-450 420-480 450-500 460-550 600-660
Length mm 300-450 500-550 580-620 680-800 900-1000 950-1000 960-1100 1000-1150
Height mm 220-280 280-320 300-350 380-420 480-520 500-550 560-600 570-610
Pin Diameter Range mm 25-35 40-50 50-55 60-65 70-80 90 90-100 100-110
Weight kg 30-50 50-80 80-115 160-220 340-400 380-420 420-580 550-760
Carrier Ton 0.8-3.5 4-7 8-9 10-18 20-24 25-29 30-39 40-45

Company Profile

Located in HangZhou, ZheJiang province, established in 2009, HangZhou CHINAMFG Construction Machinery Equipment Co.,Ltd registered HMB Brand in 2011. We started to develop oversea market in 2013.With 13 years experience, specialized in manufacturing excavator,skid loader attachemnts and spare parts. Our uncompromising commitment to high quality and thoughtful service wins us a good reputation and more coming partners. 

CE certificate

FAQ

Q: Are you a manufacturer?
A: Yes,our factory was established in 2571.

Q: Are you sure your product will fit my excavator?
A: Our equipments are suitable for most excavators. Show us your excavator model, we’ll confirm the solution.

Q: How about your products warranty?
A: 12 months warranty for hydraulic breaker, beyond the warranty period.

Q: Can you produce according to customers’ design?
A: Sure, OEM/ODM service available. We are professional manufacturer in HangZhou.

Q: What’s the MOQ and payment terms?
A: MOQ is 1set. Payment via T/T,L/C, Western Union accepted, other terms can be negotiated.

Q: How about delivery time?
A: 5-25 work days after the payment.

Q: How about the package?
A: Our equipments wrapped by stretch film, packed by pallet or polywood case; or as requested.

Q: Which country have you exported?
A: Saudi Arabia, America, Thailand, Cyprus, India, Canada, Australia, Peru, Egypt, Brazil, Mexico, South Africa, etc.
 

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: One Line Service and Local Service
Warranty: 1 Year
Type: Pistons
Application: Excavator
Certification: CE, ISO9001: 2000
Condition: New
Customization:
Available

|

Customized Request

China Custom Excavator Spare Parts Connector Quick Coupling with Safe Lock Pin

pin coupling

How Do Pin Couplings Compare to Other Types of Couplings in Terms of Performance?

Pin couplings offer certain advantages and disadvantages compared to other types of couplings, and their performance characteristics can vary depending on the specific application requirements. Below is a comparison of pin couplings with some commonly used couplings:

1. Gear Couplings:

  • Flexibility: Gear couplings are more rigid than pin couplings and may not offer the same level of misalignment capacity.
  • Torsional Stiffness: Gear couplings provide higher torsional stiffness, making them suitable for applications requiring precise torque transmission.
  • Shock Absorption: Gear couplings can handle higher shock loads due to their robust design and greater stiffness.
  • Maintenance: Gear couplings may require periodic lubrication and maintenance compared to maintenance-free pin couplings.
  • Applications: Gear couplings are commonly used in heavy-duty and high-torque applications where precise torque transmission is essential.

2. Flexible (Elastomeric) Couplings:

  • Flexibility: Elastomeric couplings offer higher misalignment capacity than pin couplings and can handle angular, parallel, and axial misalignment.
  • Shock Absorption: Elastomeric couplings provide excellent shock absorption, damping vibrations, and protecting connected equipment.
  • Torsional Stiffness: Elastomeric couplings have lower torsional stiffness compared to pin couplings, making them more forgiving in high shock load applications.
  • Installation: Elastomeric couplings are easy to install and require no lubrication, making them maintenance-free.
  • Applications: Elastomeric couplings are commonly used in pumps, compressors, and other machinery where vibration isolation is crucial.

3. Rigid Couplings:

  • Torsional Stiffness: Rigid couplings provide high torsional stiffness, ensuring accurate torque transmission.
  • Misalignment Capacity: Rigid couplings have little to no misalignment capacity and require precise shaft alignment.
  • Applications: Rigid couplings are used in applications where precise alignment is essential, such as shaft-to-shaft connections in high-precision systems.

Conclusion:

Pin couplings strike a balance between flexibility and torsional stiffness, making them suitable for applications with moderate misalignment and shock loads. They are often used in general industrial applications, conveyors, and light to medium-duty machinery.

When selecting a coupling for a specific application, it is crucial to consider factors such as misalignment requirements, shock and vibration loads, torsional stiffness, maintenance needs, and the level of precision required. Each coupling type has its strengths and weaknesses, and the appropriate choice will depend on the specific demands of the application.

pin coupling

Can Pin Couplings Be Used for Both Motor-to-Shaft and Shaft-to-Shaft Connections?

Yes, pin couplings can be used for both motor-to-shaft and shaft-to-shaft connections in various mechanical systems. The versatile design of pin couplings allows them to connect two shafts with aligned or misaligned centers, making them suitable for a wide range of applications.

Motor-to-Shaft Connections: In motor-driven systems, pin couplings are commonly used to connect the motor shaft to the driven shaft of the equipment. The motor can be an electric motor, combustion engine, or any other type of power source. The pin coupling efficiently transfers torque from the motor shaft to the equipment’s driven shaft, enabling power transmission and mechanical motion.

Shaft-to-Shaft Connections: Pin couplings are also well-suited for shaft-to-shaft connections, where two separate shafts need to be joined together. This could be the case when extending the length of a shaft or connecting two separate pieces of rotating equipment. The pin coupling provides a secure and flexible connection between the two shafts, allowing torque to be transmitted between them while accommodating misalignment.

It is essential to consider the specific requirements of the application when selecting a pin coupling. Factors such as the amount of misalignment, torque capacity, operating conditions, and space constraints should be taken into account to ensure the coupling can effectively and reliably connect the motor and shafts.

Overall, the versatility and performance of pin couplings make them a popular choice for both motor-to-shaft and shaft-to-shaft connections in various industrial and mechanical systems.

pin coupling

Advantages of Using Pin Couplings in Mechanical Systems

Pin couplings, also known as shear pin couplings, offer several advantages when used in mechanical systems. These advantages make them a popular choice for various industrial applications:

  • 1. Overload Protection: Pin couplings are designed to provide overload protection to connected equipment. In case of excessive torque or sudden shock loads, the sacrificial pins will shear off, preventing damage to the shafts and other components.
  • 2. Misalignment Tolerance: Pin couplings can accommodate a limited amount of angular misalignment between the shafts. This helps to compensate for minor misalignments and reduces the stress on the connected equipment.
  • 3. Cost-Effective: The shear pins used in pin couplings are relatively inexpensive compared to other coupling components. In the event of a failure, replacing the damaged pins is a cost-effective solution, avoiding more significant repairs to the main equipment.
  • 4. Easy Replacement: After shearing, the damaged pins can be quickly and easily replaced. This leads to reduced downtime and lower maintenance costs in the long run.
  • 5. Versatility: Pin couplings are suitable for a wide range of applications, including pumps, compressors, fans, and other industrial machinery. Their ability to handle varying operating conditions makes them versatile in different environments.
  • 6. Shock Load Absorption: Pin couplings can absorb and dissipate shock loads effectively. The shear pins act as a buffer, protecting the equipment from sudden impacts or overloads.

Despite their numerous advantages, it is essential to consider the limitations of pin couplings as well. They have lower torque capacities compared to some other coupling types, such as gear couplings or rigid couplings. Additionally, the need to replace shear pins after each failure may lead to more frequent maintenance requirements in applications with frequent overloads or misalignments.

In conclusion, pin couplings provide reliable torque transmission and safety features, making them a valuable component in various mechanical systems. Their ability to protect against overloads and accommodate misalignments makes them a practical choice in a wide range of industrial applications.

China Custom Excavator Spare Parts Connector Quick Coupling with Safe Lock Pin  China Custom Excavator Spare Parts Connector Quick Coupling with Safe Lock Pin
editor by CX 2024-02-06

pin bush coupling

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

Please contact us for details.

Mail: [email protected]

Manufacturer supplier exporter of pin bush coupling

Recent Posts