China Standard 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 CZPT 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.
 

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

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Customized Request

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

pin coupling

What Are the Maintenance Requirements for Pin Couplings?

Pin couplings are known for their simplicity and ease of maintenance. Regular maintenance helps ensure the longevity and optimal performance of pin couplings in various mechanical systems. Here are the key maintenance requirements for pin couplings:

  • Lubrication: Most pin couplings require periodic lubrication to reduce friction between the pins and the coupling hubs. Lubrication helps prevent wear and corrosion, ensuring smooth operation.
  • Inspection: Regular visual inspections are essential to identify any signs of wear, misalignment, or damage. Inspecting the pins, coupling hubs, and surrounding components can help detect potential issues early on.
  • Torque Check: It is crucial to periodically check and retighten the bolts or screws that secure the coupling to the shafts. Loose fasteners can lead to misalignment and coupling failure.
  • Alignment: Proper shaft alignment is critical for the effective functioning of pin couplings. Regularly check and adjust the alignment if necessary to minimize wear and vibrations.
  • Environmental Protection: In harsh environments or corrosive conditions, take measures to protect the pin coupling from contaminants or chemicals that could cause damage.
  • Replacement of Worn Components: When any of the coupling components, such as pins or hubs, show signs of significant wear, they should be replaced promptly to prevent further damage.

It is important to follow the manufacturer’s maintenance guidelines and recommendations for the specific type of pin coupling used in the application. Regular maintenance not only ensures the smooth operation of the coupling but also helps prevent unexpected breakdowns and reduces the risk of costly downtime. Proper maintenance can extend the service life of pin couplings and contribute to the overall reliability of the connected equipment.

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

Types of Pin Coupling Designs

Pin couplings, also known as shear pin couplings, come in various designs to suit different application requirements. The main types of pin coupling designs are as follows:

  1. 1. Single Pin Coupling: In this design, a single shear pin is used to connect the two shafts. The pin is placed in a hole that runs through both coupling halves. Under excessive torque or shock loads, the pin shears off, disconnecting the shafts and protecting the equipment from damage. Single pin couplings are commonly used in light to moderate-duty applications.
  2. 2. Double Pin Coupling: Double pin couplings use two shear pins that are positioned 180 degrees apart. This design provides increased torque capacity and improved balance compared to the single pin design. Double pin couplings are suitable for applications with higher torque requirements.
  3. 3. Triangular Pin Coupling: Triangular pin couplings use three pins arranged in a triangular pattern around the circumference of the coupling. This design offers even higher torque capacity and improved torsional stiffness. Triangular pin couplings are ideal for heavy-duty applications where higher torque and misalignment tolerance are essential.
  4. 4. Splined Pin Coupling: Splined pin couplings use splines instead of solid pins to transmit torque between the shafts. The splines provide a more secure connection and better torque transmission compared to solid pins. Splined pin couplings are commonly used in precision motion control applications.
  5. 5. Taper Pin Coupling: Taper pin couplings use tapered pins that wedge tightly into matching tapered holes in the coupling halves. This design offers excellent torque transmission and alignment capabilities. Taper pin couplings are often used in heavy machinery and power transmission systems.

Each type of pin coupling design has its advantages and limitations, and the selection depends on factors such as the application’s torque requirements, misalignment tolerance, and environmental conditions. It is essential to choose the right type of pin coupling to ensure optimal performance, reliability, and safety in the mechanical system.

China Standard Excavator Spare Parts Connector Quick Coupling with Safe Lock Pin  China Standard Excavator Spare Parts Connector Quick Coupling with Safe Lock Pin
editor by CX 2023-09-04