Tag Archives: conveyor shaft

China supplier High Performance Rigid Flange Shaft Gear Rigid Couplings for Conveyor

Product Description

Drum Gear Coupling Shaft Coupling (GIICL)

GIICL type – the sealing end for the entire body, small spacing between the teeth, the relative allowable radial displacement, compact structure, small moment of inertia, can be connected with the Y, J1 type shaft.

♦Characteristics of drum type gear coupling
1.drum tooth type coupling bearing capacity

2.angular displacement compensation

3.drumgear coupling drum tooth surface contact condition of inner and outer teeth are improved, to avoid the angular displacement under the condition of straight tooth end edge extrusion, stress measuringmethods concentration, while improving the tooth surface friction, wear, reducing noise and long maintenance cycle.

4.drum shaped teeth type shaft coupling gear tooth end is CHINAMFG shape, so that the inner and outer teeth are very convenient to install and remove.

5.drum gear type coupling transmission efficiency as high as 99.7%.

Technical data of GIICL drum gear coupling 

Nominal torque
Allow speed
d1(MM) d2(MM) Shaft hole length D D1 D2 C H A B e Rotary inertia
Y J1type
GIICL1 0.4 4000 30 35 42 103 71 50 8 2 36 76 38 0.0571 3.6
GIICL2 0.71 4000 25 28 62 44 115 83 60 8 2 42 88 42 0.006 5.1
GIICL3 1.12 4000 25 28 62 44 127 95 75 8 2 44 90 42 0.571 6.9
GIICL4 1.8 4000 63 65 142 107 149 116 90 8 2 49 98 42 0.5715 14.5
GIICL5 3.15 4000 63 65 142 107 167 134 105 10 2.5 55 108 42 0.571 19.6
GIICL6 5 4000 80 85 90 172 132 187 153 125 10 56 110 42 0.0843 31.5
GIICL7 7.1 3750 100 105 212 167 204 170 140 10 3.5 60 118 42 0.151 47.5
GIICL8 10 3300 100 110 212 167 230 186 155 12 3 67 142 47 0.241 60.2
GIICL9 16 3000 130 135 252 202 256 212 180 12 3 39 146 47 0.470 95.8
GIICL10 22.4 2650 130 145 252 202 287 239 200 14 3.5 78 164 47 0.745 119
GIICL11 35.5 2350 302 242 325 276 325 276 235 14 3.5 81 170 47 1.588 189
GIICL12 50 2100 190 200 325 282 362 313 270 16 4.0 89 190 49 3.055 285
GIICL13 71 1850 190 200 352 282 412 350 300 18 4.5 98 208 49 4.918 360
GIICL14 112 1650 240 250 470 380 512 470 380 22 5.5 182 316 63 17.45 786
GIICL15 180 1500 280 285 470 380 512 470 380 22 5.5 182 316 63 23.925 799
GIICL16 250 1300 280 300 470 380 580 522 430 28 7 209 354 67 29.10 1571
GIICL17 355 1200 250 260 410 330 644 582 490 28 7 198 364 67 53.725 1532
GIICL18 500 1050 340 360 650 540 726 658 540 28 8 222 430 75 99.5 2278
GIICL19 710 950 340 320 470 380 818 748 630 32 8 232 440 75 175.5 3026
GIICL20 1000 800 480 500 650 540 928 838 720 32 10.5 247 470 75 299 3984
GIICL21 1400 750 480 500 650 540 1571 928 810 40 11.5 255 490 75 468.5 4977
GIICL22 1800 650 670 680 900 780 1134 1036 915 40 13 262 510 75 904.75 7738
GIICL23 2500 850 1000 1000 800 1428 1282 1178 1030 50 14.5 299 580 80 1725 11513
GIICL24 3550 550 800 850 1000 880 1428 1322 1175 50 16.5 317 610 80 3131.75 16615
GIICL25 4500 460 1000 1040 1100 1644 1538 1390 50 19 325 620 80 7198.25 27797

Product Display


♦Other Products List

Transmission Machinery 
Parts Name
Universal Coupling WS,WSD,WSP
Cardan Shaft SWC,SWP,SWZ
Tooth Coupling CL,CLZ,GCLD,GIICL,
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.

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

rigid coupling

Can Rigid Couplings Be Used in Both Horizontal and Vertical Shaft Arrangements?

Yes, rigid couplings can be used in both horizontal and vertical shaft arrangements. Rigid couplings are designed to provide a solid, non-flexible connection between two shafts, making them suitable for various types of shaft orientations.

Horizontal Shaft Arrangements: In horizontal shaft arrangements, the two shafts are positioned parallel to the ground or at a slight incline. Rigid couplings are commonly used in horizontal setups as they efficiently transmit torque and maintain precise alignment between the shafts. The horizontal orientation allows gravity to aid in keeping the coupling elements securely in place.

Vertical Shaft Arrangements: In vertical shaft arrangements, the two shafts are positioned vertically, with one shaft above the other. This type of setup is often found in applications such as pumps, compressors, and some gearboxes. Rigid couplings can also be used in vertical shaft arrangements, but additional considerations must be taken into account:

  • Keyless Design: To accommodate the vertical orientation, some rigid couplings have a keyless design. Traditional keyed couplings may experience issues with keyway shear due to the force of gravity on the key, especially in overhung load situations.
  • Set Screw Tightening: When installing rigid couplings in vertical shaft arrangements, set screws must be tightened securely to prevent any axial movement during operation. Locking compound can also be used to provide additional security.
  • Thrust Load Considerations: Vertical shaft arrangements may generate thrust loads due to the weight of the equipment and components. Rigid couplings should be chosen or designed to handle these thrust loads to prevent axial displacement of the shafts.

It’s essential to select a rigid coupling that is suitable for the specific shaft orientation and operating conditions. Proper installation and alignment are critical for both horizontal and vertical shaft arrangements to ensure the rigid coupling’s optimal performance and reliability.

rigid coupling

What Role Does a Rigid Coupling Play in Reducing Downtime and Maintenance Costs?

A rigid coupling can play a significant role in reducing downtime and maintenance costs in mechanical systems by providing a robust and reliable connection between two shafts. Here are the key factors that contribute to this:

1. Durability and Longevity: Rigid couplings are typically made from high-quality materials such as steel or stainless steel, which offer excellent durability and resistance to wear. As a result, they have a longer service life compared to some other types of couplings that may require frequent replacements due to wear and fatigue.

2. Elimination of Wear-Prone Components: Unlike flexible couplings that include moving parts or elements designed to accommodate misalignment, rigid couplings do not have any wear-prone components. This absence of moving parts means there are fewer components that can fail, reducing the need for regular maintenance and replacement.

3. Minimization of Misalignment-Related Issues: Rigid couplings require precise shaft alignment during installation. When installed correctly, they help minimize misalignment-related issues such as vibration, noise, and premature bearing failure. Proper alignment also reduces the risk of unexpected breakdowns and maintenance requirements.

4. Increased System Efficiency: The rigid connection provided by a rigid coupling ensures efficient power transmission between the two shafts. There is minimal power loss due to flexing or bending, leading to better overall system efficiency. This efficiency can result in reduced energy consumption and operating costs.

5. Low Maintenance Requirements: Rigid couplings generally require minimal maintenance compared to some other coupling types. Once properly installed and aligned, they can operate for extended periods without needing frequent inspection or adjustment.

6. Reduced Downtime: The robust and reliable nature of rigid couplings means that they are less likely to fail unexpectedly. This increased reliability helps reduce unscheduled downtime, allowing the mechanical system to operate smoothly and consistently.

7. Cost-Effective Solution: While rigid couplings may have a higher upfront cost than some other coupling types, their long-term durability and low maintenance requirements make them a cost-effective solution over the life cycle of the equipment.

In conclusion, a rigid coupling’s ability to provide a durable and dependable connection, along with its low maintenance requirements and efficient power transmission, contributes significantly to reducing downtime and maintenance costs in mechanical systems.

rigid coupling

What is a Rigid Coupling and How Does it Work?

A rigid coupling is a type of mechanical coupling used to connect two shafts together at their ends to transmit torque and rotational motion without any flexibility or misalignment accommodation. Unlike flexible couplings, rigid couplings do not allow for angular, parallel, or axial misalignment between the shafts. The main purpose of a rigid coupling is to provide a strong and solid connection between two shafts, ensuring precise and synchronous power transmission between them.

Structure and Design:

Rigid couplings are typically made from durable materials such as steel, stainless steel, or aluminum, which can withstand high torque and load applications. The coupling consists of two halves, each with a cylindrical bore that fits tightly onto the respective shafts. The two halves are then fastened together using bolts or set screws to ensure a secure and rigid connection.

Working Principle:

The working principle of a rigid coupling is straightforward. When the two shafts are aligned precisely and the coupling is securely fastened, any torque applied to one shaft gets directly transferred to the other shaft. The rigid coupling essentially makes the two shafts act as one continuous shaft, allowing for synchronous rotation without any relative movement or play between them.


Rigid couplings are commonly used in applications where precise alignment and torque transmission are essential. Some common applications of rigid couplings include:

  • High-precision machinery and equipment
  • Robotics and automation systems
  • Precision motion control systems
  • Machine tools
  • Shaft-driven pumps and compressors


The key advantages of using rigid couplings include:

  • High Torque Transmission: Rigid couplings can handle high torque and power transmission without any loss due to flexibility.
  • Precision: They provide accurate and synchronous rotation between the shafts, making them suitable for precise applications.
  • Simple Design: Rigid couplings have a simple design with minimal moving parts, making them easy to install and maintain.
  • Cost-Effective: Compared to some other coupling types, rigid couplings are generally more cost-effective.


Despite their advantages, rigid couplings have certain limitations:

  • No Misalignment Compensation: Rigid couplings cannot accommodate any misalignment between the shafts, making precise alignment during installation crucial.
  • Transmits Vibrations: Since rigid couplings do not dampen vibrations, they can transmit vibrations and shocks from one shaft to the other.
  • Stress Concentration: In some applications, rigid couplings can create stress concentration at the ends of the shafts.

In summary, rigid couplings are ideal for applications that require precise alignment and high torque transmission. They offer a robust and straightforward solution for connecting shafts and ensuring synchronous power transmission without any flexibility or misalignment accommodation.

China supplier High Performance Rigid Flange Shaft Gear Rigid Couplings for Conveyor  China supplier High Performance Rigid Flange Shaft Gear Rigid Couplings for Conveyor
editor by CX 2023-11-21