China Professional High Quality Flexible Single Diaphragm Plate Shaft Coupling pto shaft dimensions

Product Description

JMI Type Diaphragm Coupling(JB/T9147-1999)

JM Series Diaphragm Coupling of flexible metal flexible coupling, which rely on the metal diaphragm to transmit torque from the main connection, motivation, has the advantages of elastic damping and no lubrication, no noise, is an ideal product for replacing the gear coupling and coupling current. It can compensate the axial, radial and angular deviation caused by the manufacturing error, installation error, bearing deformation and the change of temperature rise.

 

 Features
1.Compensation 2 axis misalignment of the ability, and tooth type coupling can be much more than a double angle displacement, radial displacement of the small, flexible, allowing a certain axial, radial and angular displacement.

2. Obvious damping effect, no noise, no wear and tear.

3.High transmission efficiency, up to 99.86%. Especially suitable for medium and high speed high power transmission.

4.Adapt to high temperature (-80+300) and harsh environment, and can be in shock, vibration, safety and dynamic conditions.

5.Simple structure, light weight, small size, convenient assembly and disassembly. Without moving the machine can be disassembled (with intermediate type), no need of lubrication.

6.Accurately convey the rotational speed, the operation has not turned bad, can be used for the transmission of precision machinery.
JM series diaphragm flexible coupling is widely used in machinery and equipment industry, metallurgy, mines, petroleum, chemical, electric power, shipbuilding, lifting transport, textile, light industry, agricultural machinery, printing machinery and water pump, fan, etc. in the transmission of power machine.
 
JMI Type Coupling Main Dimension(JB/T9147-1999)

Type Nominal  torque
Tn
Peak torque
Tmax
Max
Speed
np
Bore diameter
d
Bore Length D t Torsional stiffness
C
Mass Rotary inertia
Y type J,J1,Z,Z1 type L(recommend)
L L L1
N·m N·m r·min-1 mm N·m/rad kg kg·m2
JMI1 25 80 6000 14 32 J127
Z120
35 90 8.8 1×104 1 0.0007
16,18,19 42 30
20,22 52 38
JMI2 63 180 5000 18,19 42 30 45 100 9.5 1.4×104 2.3 0.001
20,22,24 52 38
25 62 44
JMI3 100 315 5000 20,22,24 52 38 50 120 11 1.87×104 2.3 0.0571
25,28 62 44
30 82 60
JMI4 160 500 4500 24 52 38 55 130 12.5 3.12×104 3.3 0.0571
25,28 62 44
30,32,35 82 60
JMI5 250 710 4000 28 62 44 60 150 14 4.32×104 5.3 0.0083
30,32,35,38 82 60
40 112 84
JMI6 400 1120 3600 32,35,38 82 82 60 65 170 15.5 6.88×104 8.7 0.0159
40,42,45,48,
50
112 112 84
JMI7 630 1800 3000 40,42,45,48,
50,55,56
112 112 84 70 210 19 10.35×104 14.3 0.571
60 142 107
JMI8 1000 2500 2800 45,48,50,55,
56
112 112 84 80 240 22.5 16.11×104 22 0. 0571
60,63,65,70 142 107
JMI9 1600 4000 2500 55,56 112 84 85 260 24 26.17×104 29 0.1415
60,63,70,71,
75
142 107
80 172 132
JMI10 2500 6300 2000 63,65,70,71,75 142 142 107 90 280 17 7.88×104 52 0.2974
80,85,90,95 172 132
JMI11 4000 9000 1800 75 142 142 107 95 300 19.5 10.49×104 69 0.4782
80,85,90,95 172 172 132
100,110 212 167
JMI12 6300 12500 1600 90,95 172 132 120 340 23 14.07×104 94 0.8067
100,110,120,125 212 167
JMI13 10000 18000 1400 100,110,120,125 212 167 135 380 28 19.2×104 128 1.7053
130,140 252 202
JMI14 16000 28000 1200 120,125 212 167 150 420 31 30.0×104 184 2.6832
130,140,150 252 202
160 302 242
JMI15 25000 40000 1120 140,150 252 202 180 480 37.5 47.46×104 262 4.8015
160,170,180 302 242
JMI16 40000 56000 1000 160,170,180 302 242 200 560 41 48.09×104 384 9.4118
190,200 352 282
JMI17 63000 80000 900 190,200,220 352 282 220 630 47 10.13×104 561 18.3753
240 410 330
JMI18 100000 125000 800 220 352 282 250 710 54.5 16.14×104 723 28.2033
240,250,260 410 330
JMI19 160000 200000 710 250,260 410 330 280 800 48 79.8×104 1267 66.5813
280,300,320 470 380

♦Product Show
 

♦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 CZPT 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

 

Standard Or Nonstandard: Standard
Shaft Hole: as Your Requirement
Torque: as Your Requirement
Bore Diameter: as Your Requirement
Speed: as Your Requirement
Structure: Flexible
Customization:
Available

|

Customized Request

Shaft Collar

PTO Shaft Safety Chains

PTO shaft is the part of a tractor that helps transfer power from the tractor to the equipment it is hooked to. A PTO shaft is important if you have a tiller or bush hog. The correct PTO shaft size is crucial for both the tractor and the equipment. If the PTO shaft size is not correct for your equipment, it may not work.
Shaft Collar

Safety chains

<br/Safety chains are an essential part of securing your PTO shaft. They prevent a rotating plastic shield from coming loose and causing injury or damage. It is important to protect your PTO and any other drive shafts on your machine. Watch the video below for more information about the dangers of unguarded PTOs.
PTOs are an efficient way to transfer mechanical power between tractors and implements. They helped revolutionize North American agriculture during the 1930s. Despite their convenience, PTOs have also proven to be one of the most common farm machinery hazards. This fact sheet outlines several important PTO safety precautions.
Safety chains for PTO shafts are necessary to protect both tractor and implement from damage. The PTO shaft must be attached properly to the tractor and the implement before starting the equipment. Before operating, be sure that the safety chains are positioned in a way that allows them to fully move. When operating the PTO, avoid being too aggressive as this can damage the drive line and shaft. For further safety, make sure to fit a torque limiter or clutch on the implement end of the PTO shaft.
PTOs are great for plowing, mowing, and shredding, but they also have potential to cause injuries if you don’t use a safety chain. It’s best to get a chain that is long enough to prevent injuries. Also, be sure that the PTO shaft does not compress completely at any point during the operating range. There should be several inches of overlap in the longest operating extension of the PTO.
Another common hazard with PTOs is IID shafts. While many machines and tractors have driveline guards, these are often missing. If you have a PTO with an IID, you should consider installing a safety chain.

Shield

A swingable tractor PTO shaft shield assembly consists of an inverted U-shaped shield member slidably attached to a bracket. It extends above the PTO shaft and has several notches and pins that engage each other. It can be held in a number of positions and can be retracted when not in use. It also includes a cover member that covers the space between the shield and tractor and abuts the raised portion of the shield member.
The PTO shaft shield is typically made of plastic, but it can also be made of metal. Plastic is less likely to break or damage than metal. The shield is supported by a bracket 51 with a curved distal end 57 and a non-metallic guard 59. When used in conjunction with a bracket, a PTO shaft shield should be properly installed to prevent damage to the shaft.
Keeping the PTO shaft shield in good condition is crucial to the safety of your tractor and your workers. An improperly installed PTO shaft shield can result in severe injuries. It may also ensnare or strike people in the vicinity. Proper maintenance will prevent many of these injuries. Equipment manufacturers have made great strides in reducing the risks of PTO mishaps. Operators are also responsible for keeping the shields in good condition. Removing the guards will only increase the risk to the operator.
A PTO shaft shield is a tubular assembly that is mounted on the tractor PTO shaft. It consists of two telescopic pieces that are held in place by shield support bearings. This shield protects the PTO shaft and the universal joints from debris and prevents premature wear. The shield can be easily removed and replaced if necessary.
Shaft Collar

IID shaft guard

The IID shaft guard is a safety device used to protect PTO powered machinery from the possibility of separating while in use. The shaft, which is a telescoping shaft, is attached to the PTO stub on tractors. The telescopic feature is convenient when moving across uneven ground. However, this type of shaft can cause serious injury if it separates while in use.
The IID shaft guard can prevent these injuries by completely covering the shaft. The guard is made of metal or plastic and rotates along with the shaft. A person can react in less than five tenths of a second, making the IID shaft guard an important part of PTO safety.
PTO shafts rotate at speeds as high as 540 rpm, which is very fast. A limb could be wrapped around the driveline shaft, causing a serious injury or death. Because of the speed of a PTO, it can be difficult for an individual to discern whether it is engaged or not and may not be aware of the danger.
An IID shaft guard should be fitted to every tractor PTO shaft. It should be tested and rotated regularly. It is also important to keep the tractor engine off when working around the PTO shaft. Using a drawbar to protect driveline components is also important. It will prevent stress on the driveline and reduce the possibility of separation.

Overrunning clutch

An overrunning clutch on a PTO shaft is a mechanism that allows the PTO shaft to rotate freely in one direction while restricting the speed of the implement being hauled behind the tractor. This clutch is also useful for preventing the speed of the implement from exceeding the speed of the tractor while slowing down. It comes in two basic configurations, one for a clockwise and the other for a counter-clockwise direction.
Another type of overrun clutch is used on tractors with a PTO driven bush hog. A bush hog has a flywheel and blades that drive the transmission through the PTO shaft. Without an overrunning clutch, these implements would freewheel while the tractor is driving and would potentially break the shaft.
A PTO overrunning clutch prevents power from backfeeding into the transmission, the part that transmits power to the rear wheels. Without an overrunning clutch, the tractor could backfeed power, causing an accident if the blade assembly hits an object. As such, it is essential to use the overrunning clutch to ensure that your tractor will be safe.

Direction of rotation

Despite its name, the direction of rotation of a PTO shaft can change if necessary. Most PTOs have a single-direction rotation, but you can often reverse the direction by installing a reverse PTO adapter. However, you should only use reverse PTOs when absolutely necessary.
A standard PTO rotation direction has been defined by the International Organization for Standardization (ISO). It is considered necessary to adhere to this standard, as improper rotation can cause damage to implements attached to a PTO. This standard helps farmers avoid problems such as ruined implements. While the direction of rotation of a PTO shaft is not always the same for all PTOs, there are some tractors that allow it to rotate both ways, while others have no restrictions.
The direction of rotation of a PTO shaft can be changed by using a hydraulic pump. Another way to connect a PTO is through a “sandwich” type split shaft unit. These units are mounted between the transmission and engine, and they usually receive drive directly from the engine shaft. They can also deliver complete engine power to a PTO. However, you must modify your vehicle’s driveline to install such a split-shaft unit.
China Professional High Quality Flexible Single Diaphragm Plate Shaft Coupling   pto shaft dimensionsChina Professional High Quality Flexible Single Diaphragm Plate Shaft Coupling   pto shaft dimensions
editor by CX 2023-06-02