China Best Sales Factory Direct Sale Lz Elastic Pin Gear Coupling

Product Description

LZ Elastic Pin Gear Coupling(GB/T5015-2003)

LZ High Quality Elastic Pin Gear Coupling uses nylon rod to turn the column pin into the opposite hole between the 2 half coupling and the outer ring inner surface, and transfers the torque through the column pin to realize the connection between 2 half couplings. It has certain shaft offset compensation ability and shock absorption performance. LZ High Quality Elastic Pin Gear Coupling is symmetrical and interchangeable, long life, allowing large axial movement, and has the performance of cushioning, damping, wear resistance and so on. The shaft holes of the 2 axle head of the pin type coupling of the LZ elastic column are all straight holes.

  LZ Elastic Pin Gear Coupling Basic Parameter And Main Diamention(GB/T5015-2003)

Model Nominal Torque
Tn
Kn·m
Speed
(n)
r/min
Shaft hole diameter
d
Shaft hole length D D1 B S Rotary inertia
kg·m2
 
Mass
kg
Y type  J1type
L
 LZ1 0.112 5000 12-24 27-52 76 40 42 2.5 0.001 1.67
LZ2 0.25 5000 16-32 44-82 90 50 50 2.5 0.003 3.00
LZ3 0.63 4500 25-42 44-112 118 65 70 3.0 0.12 7.31
LZ4 1.8 4200 40-60 84-142 158 90 90 4 0.045 16.20
LZ5 4.5 4000 50-80 84-172 192 120 90 4 0.108 27.02
LZ6 8 3300 60-95 107-172 230 130 112 5 0.242 40.59
LZ7 11.2 2900 70-110 107-212 260 160 112 5 0.443 59.60
LZ8 18 2500 80-130 132-252 300 190 128 6 0.908 94.67
LZ9 25 2300 90-150 132-252 335 220 150 7 1.733 13.8
LZ10 31.5 2100 100-170 167-302 355 245 152 8 2.422 169.3
LZ11 40 2000 110-180 167-302 380 260 172 8 3.369 203.1
LZ12 63 1700 130-200 202-352 445 290 182 8 6.524 296.6
LZ13 100 1500 150-240 202-410 515 345 218 8 14.19 469.2
LZ14 125 1400 170-260 242-410 560 390 218 8 21.67 621.7
LZ15 160 1300 190-300 282-470 590 420 240 10 29.52 730.5
LZ16 250 1000 220-340 282-550 695 490 265 10 62.47 1144
LZ17 355 950 240-380 330-550 770 550 285 10 106.0 1557
LZ18 450 850 250-420 330-650 860 605 300 13 175.4 2062
LZ19 630 750 280-450 380-650 970 695 322 14 323.2 3068
LZ20 1120 650 320-500 380-650 1160 800 355 15 669.4 4715
LZ21 1800 530 380-630 450-800 1440 1571 360 18 1880 8699
LZ22 2240 500 420-750 540-800 1520 1100 405 19 2596 9437
LZ23 2800 460 480-850 540-880 1640 1240 440 20 3982 12095

Product Display

Other Products List

Transmission Machinery 
Parts Name
Model
Universal Coupling WS,WSD,WSP
Cardan Shaft SWC,SWP,SWZ
Tooth Coupling CL,CLZ,GCLD,GIICL,
GICL,NGCL,GGCL,GCLK
Disc Coupling JMI,JMIJ,JMII,JMIIJ
High Flexible Coupling LM
Chain Coupling GL
Jaw Coupling LT
Grid Coupling JS

Our Company

HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.

Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.

Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective. 

Our Services
1.Design Services
Our design team has experience in cardan shaft relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.

2.Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping

3.Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4.Research & Development
We usually research the new needs of the market and develop the new model when there is new cars in the market.

5.Quality Control
Every step should be special test by Professional Staff according to the standard of ISO9001 and TS16949.

FAQ
Q 1: Are you trading company or manufacturer?
A: We are a professional manufacturer specializing in manufacturing
various series of couplings.

Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artworks of PDF or AI format.

Q 3:How long is your delivery time?
Generally it is 20-30 days if the goods are not in stock. It is according to quantity.

Q 4: Do you provide samples ? Is it free or extra ?
Yes, we could offer the sample but not for free.Actually we have a very good price principle, when you make the bulk order then cost of sample will be deducted.

Q 5: How long is your warranty?
A: Our Warranty is 12 month under normal circumstance.

Q 6: What is the MOQ?
A:Usually our MOQ is 1pcs.

Q 7: Do you have inspection procedures for coupling ?
A:100% self-inspection before packing.

Q 8: Can I have a visit to your factory before the order?
A: Sure,welcome to visit our factory.

Q 9: What’s your payment?
A:1) T/T. 

Contact Us
Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China
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Standard Or Nonstandard: Standard
Shaft Hole: 10-32
Torque: >80N.M
Bore Diameter: 19mm
Speed: 4000r/M
Structure: Flexible
Samples:
US$ 500/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

China Best Sales Factory Direct Sale Lz Elastic Pin Gear Coupling

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

Factors to Consider When Choosing a Pin Coupling for a Specific System

When selecting a pin coupling for a specific system, several critical factors need to be considered to ensure optimal performance, reliability, and longevity. Each application has unique requirements, and choosing the right pin coupling involves assessing the following factors:

1. Torque and Power Requirements: Determine the torque and power transmission requirements of the system. The pin coupling must be capable of handling the maximum torque and power generated by the connected equipment.

2. Operating Speed: Consider the rotational speed of the system’s driving and driven shafts. The pin coupling’s design should allow for smooth and efficient operation at the specified speed range.

3. Misalignment Tolerance: Assess the degree of misalignment between the shafts that the coupling needs to accommodate. Pin couplings are suitable for applications with moderate angular, parallel, and axial misalignment.

4. Operating Environment: Consider the environmental conditions the coupling will be exposed to, including temperature, humidity, dust, and presence of corrosive substances. Choose a pin coupling with materials and surface treatments suitable for the operating environment.

5. Size and Space Constraints: Ensure that the selected pin coupling fits within the available space and does not interfere with other components in the system.

6. Serviceability and Maintenance: Evaluate the ease of installation, maintenance, and replacement of the pin coupling. Easy-to-service couplings can help reduce downtime and maintenance costs.

7. Shock and Vibration: Consider the level of shock and vibration the system will experience. The pin coupling should be robust enough to handle these dynamic loads without failure.

8. Cost: Evaluate the overall cost of the pin coupling, including its initial purchase price, maintenance costs, and potential downtime expenses. Choose a coupling that offers the best balance of performance and cost-effectiveness.

9. Material Selection: Select the appropriate materials for the pin coupling based on the application requirements. Common materials include carbon steel, stainless steel, and alloy steel.

10. Compatibility: Ensure that the pin coupling is compatible with the specific shaft sizes and configurations of the system’s driving and driven components.

11. Compliance with Industry Standards: Check if the pin coupling meets relevant industry standards and safety requirements.

By carefully considering these factors, engineers and system designers can choose the most suitable pin coupling for their specific application. It’s essential to work closely with coupling manufacturers or suppliers to ensure that the selected coupling meets all the necessary specifications and requirements.

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 Best Sales Factory Direct Sale Lz Elastic Pin Gear Coupling  China Best Sales Factory Direct Sale Lz Elastic Pin Gear Coupling
editor by CX 2024-03-29