China Good quality Best Sale Jmi Series Quick Release Diaphragm Coupling pto shaft tubing

Product Description

JM II Type Diaphragm Coupling Without Sinking Hole

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.

                 

The main characteristics of JM Series Diaphragm Coupling
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.

JMII Type Diaphragm Coupling Main Dimension(JB/T9147-1999)

Type Nominal torque
Tn
Peak torque
Tmax
Max
Speed
nmax
Bore
Diameter
d,d1
Bore length D D1 t Torsional rigidity×106 Mass Rotary
inertia
J1 type Y
type
L
(recommend)
L
N·m N·m r·min-1 mm N·m/rad kg kg·m2
JMII1 40 63 10700 14 27 32 35 80 39 8±0.2 0.37 0.9 0.0005
16,18,19 30 42
20,22,24 38 52
25,28 44 62
JMII2 63 100 9300 20,22,24 38 52 40 92 53 0.45 1.4 0.0011
25,28 44 62
30,32,35,38 60 82
JMII3 100 200 8400 25,28 44 62 45 102 63 0.56 2.1 0.002
30,32,35,38 60 82
40,42,45 84 112
JMII4 250 400 6700 30,32,35,38 60 82 55 128 77 11±0.3 0.81 4.2 0.006
40,42,45,48,50,55 84 112
JMII5 500 800 5900 35,38 60 82 65 145 91 1.2 6.4 0.012
40,42,45,48,50,55,56 84 112
60,63,65 107 142
JMII6 800 1250 5100 40,42,45,48,50,55,56 84 112 75 168 105 14±0.3 1.42 9.6 0.571
60,63,65,70,71,75 107 142
JMII7 1000 2000 4750 45,48,50,55,56 84 112 80 180 112 15±0.4 1.9 12.5 0.0365
60,63,65,70,71,75 107 142
80 132 172
JMII8 1600 3150 4300 50,55,56 84 112 200 120 2.35 15.5 0.057
60,63,65,70,71,75 107 142
80,85 132 172
JMII9 2500 4000 4200 55,56 84 112 205 120 20±0.4 2.7 16.5 0.065
60,63,65,70,71,75 107 142
80,85 132 172
JMII10 3150 5000 4000 55,56 84 112 90 215 128 20±0.4 3.02 19.5 0.083
60,63,65,70,71,75 107 142
80,85,90 132 172
JMII11 4000 6300 3650 60,63,65,70,71,75 107 142 100 235 132 23±0.5 3.46 25 0.131
80,85,90,95 132 172
JMII12 5000 8000 3400 63,65,70,71,75 107 142 250 145 3.67 30 0.174
80,85,90,95 132 172
100 167 212
JMII13 6300 10000 3200 63,65,70,71,75 107 142 110 270 155 5.2 36 0.239
80,85,90,95 132 172
100,110 167 212
JMII14 8000 12500 2850 65,70,71,75 107 142 115 300 162 27±0.6 7.8 45 0.38
80,85,90,95 132 172
100,110 167 212
JMII15 10000 16000 2700 70,71,75 107 142 125 320 176 8.43 55 0.5
80,85,90,95 132 172
100,110,120,125 167 212
JMII16 12500 20000 2450 75 107 142 140 350 186 32±0.7 10.23 75 0.85
80,85,90,95 132 172
100,110,120,125 167 212
130 202 252
JMII17 16000 25000 2300 80,85,90,95 132 172 145 370 203 10.97 85 1.1
100,110,120,125 167 212
130,140 202 252
JMII18 20000 31500 2150 90,95 132 172 165 400 230 13.07 115 1.65
100,110,120,125 167 212
130,140,150 202 252
160 242 302
JMII19 25000 40000 1950 100,110,120,125 167 212 175 440 245 38±0.9 14.26 150 2.69
130,140,150 202 252
160,170 242 302
JMII20 31500 50000 1850 110,120,125 167 212 185 460 260 22.13 170 3.28
130,140,150 202 252
160,170,180 242 302
JMII21 35500 56000 1800 120,125 167 212 200 480 280 38±0.9 23.7 200 4.28
130,140,150 202 252
160,170,180 242 302
190,200 282 352
JMII22 40000 63000 1700 130,140,150 202 252 210 500 295 24.6 230 5.18
160,170,180 242 302
190,200 282 352
JMII23 50000 80000 1600 140,150 202 252 220 540 310 44±1 29.71 275 7.7
160,170,180 242 302
190,200,220 282 352
JMII24 63000 10000 1450 150 202 252 240 600 335 50±1.2 32.64 380 9.3
160,170,180 242 302
190,200,220 282 352
240 330 410
JMII25 80000 125000 1400 160,170,180 242 302 255 620 350 37.69 410 15.3
190,200,220 282 352
240,250 330 410
JMII26 90000 140000 1300 160 242 302 275 660 385 50.43 510 20.9
190,200,220 282 352
240,250,260 330 410
JMII27 112000 180000 1200 190,200,220 282 352 295 720 410 60±1.4 71.51 620 32.4
240,250,260 330 410
280 380 470
JMII28 140000 20000 1150 220 282 352 300 740 420 93.37 680 36
240,250,260 330 410
280,300 380 470
JMII29 160000 224000 1100 240,250,260 330 410 320 770 450 114.53 780 43.9
280,300,320 380 470
JMII30 180000 280000 1050 250,260 330 410 350 820 490 130.76 950 60.5
280,300,320 380 470
340 450 550

Product Pictures
 

♦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: 14mm – 340mm
Torque: 40n. M – 180000n. M
Bore Diameter: as Your Requirement
Speed: as Your Requirement
Structure: Flexible
Samples:
US$ 500/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

Shaft Collar

What Is a PTO Shaft?

There are a few different types of PTO shafts. For example, there are German, Italian, and North American types. Moreover, there are several series options, such as cap-to-cap overall length, bearing diameter, and snap rings. Each type comes with different features and benefits, so it is important to select the correct one for your needs.

Power Take-Off

The Power Take-Off (PTO) shaft is a mechanical coupling system that couples an aircraft’s accessory gear box with an engine. It transmits high rpm and peak torque. It is an indigenously developed product, which has been cleared for flight fitment and successfully completed an engine ground run test. It is now being used by two Indian manufacturers.
There are four main types of PTOs. Semi-permanently mounted power take-offs are common on marine engines and industrial engines. These power take-offs are used to power secondary implements and accessories. In airplanes, accessory drives are also common. Jet aircraft use four different types of PTO units:
PTO shafts are composed of two telescoping pieces that slide into one another. This allows the user to lower and lift the implement. They are also equipped with universal joints, also known as U-joints. These joints allow flexibility and durability. These joints are held together by two yokes at each end of the shaft.
The speed of the power take-off shaft varies according to tractor size. Larger tractors turn the shaft at 1,000 revolutions per minute, while smaller tractors turn it at 540 revolutions per minute. This means that a person trapped in the open PTO shaft could be whipped around nine times in one second, while a person caught in a smaller tractor could be whipped around 16 2/3 times in one minute. Ultimately, the weight of the person could even cause the engine to stall.

Applications

PTO shafts have a variety of uses in the farm equipment industry. They can be connected to a wide variety of work equipment. For instance, a PTO is commonly used to power a hydraulic pump on a tractor’s front end. In such a case, a small shaft with a U-jointed design will attach to a yoke coupler and turn the pump. While this is not as universal as a tractor PTO, it still falls under the category of a PTO.
A PTO system will have a female coupling on one end and a male coupling on the other end. This essentially acts as an extension adaptor. It will transmit torque signals from the shaft to a static cover assembly to determine the speed and torque in both directions. In some cases, a PTO system will be able to record the data directly onto a PC or other electronic device.
In addition to power take-off systems, these systems can also provide power for auxiliary equipment. In addition, a split shaft PTO allows the power of one engine to power the axle of another vehicle. Depending on the engine’s power, a PTO may use either an air or hydraulic pump to power auxiliary equipment.
The PTO shaft is also useful for securing a tractor or equipment. This device features safety shields on both ends and fits securely inside the secondary shaft. The PTO shaft can be found in a variety of shapes. There are domestic-shaped and metric-shaped versions.

Safety precautions

Shaft CollarOperator awareness is key in preventing PTO shaft entanglement. It is important to avoid performing any repairs while the machine is operating. It is also important to avoid wearing loose or frayed clothing that could become entangled in the rotating shaft. It is also essential to read and follow the tractor’s operating manual. Also, ensure that the PTO shaft is only used for its intended purpose.
A power take-off, or PTO, is a type of attachment that transmits mechanical power from a tractor to another piece of farm machinery. Common examples include hay balers, rotary cutters, weed mowers, and forage blowers. These attachments are often equipped with protective shields to prevent entanglement. The shaft should always be covered when in use.
Operators should also avoid getting too close to the PTO shaft. The operator may become entangled if they accidentally approach the spinning shaft. They should also avoid wearing loose clothing because loose clothing can easily get caught in the stub and cause serious injury. These safety precautions are essential for safe operation of all farm machinery.
When using a PTO with heavy drive, it is important to use a heavy-duty model with a PTO shaft that is appropriate for the application. Alternatively, use a universal joint or wide-angle universal joint. These attachments can be a safer alternative to traditional PTOs. Draw-bar pins on trailed machines should be firmly secured to avoid damaging the PTO shaft. It is also recommended to guard all drive shafts on the machine.

Design

A PTO shaft has several advantages. It is a versatile power transmission that is ideal for heavy-duty equipment. Its design is rigid, yet flexible, allowing for high-speed operation. This is due in part to the splines, which prevent the parts from separating during operation.
The gears of a PTO drive are made from high-quality steel, which increases their durability. They are made from SCM 440 gear material. This material has a high tensile strength and a high yield point. It also has a high Young’s modulus of 206,000 N/mm2. Its Poisson’s ratio is 0.3, while its pressure angle is twenty degrees. In addition, its addendum and dedendum coefficients are both greater than 1.0.
Designed for use on industrial and marine engines, PTOs allow the driver to transfer power from a primary mover to a PTO-powered attachment. They are easy to install and offer improved service life and decreased downtime. In aircraft applications, PTOs are also common. Jet aircraft and agricultural equipment often use PTOs.
The PTO shaft’s dimensions are crucial for preventing vibration. It should extend at least 14 inches from the hitch point to the input shaft of the implement. In some cases, a shorter shaft may not fit the tractor, so it is important to choose the right size. If the PTO shaft is too short, it could cause the two parts to separate when the tractor is turning a corner.

Cost

Shaft CollarA PTO shaft is a very important part of a tractor because it transfers power to an attached attachment. These attachments typically include rotary tillers, brush cutters, hush hug, and mowers. While many attachments use a PTO shaft, the connection flange is not standardized. Some older models of tractors may have a connection flange that is closer to the tractor.
A PTO shaft will work with either a standard or a Weasler yoke. You can also choose from metric and North American models. There are also Italian PTO shafts. To ensure the best performance and durability, it is essential to ensure that the shaft is free of damage. To avoid such damage, a PTO shaft should be purchased from a reputable supplier.
PTO shafts are made from high-quality steel and feature a 1-3/8″ 6-spline at both the tractor and the implement end. In addition, splined PTO shafts are easy to replace and provide excellent horsepower. These PTO shafts can also increase a tractor’s work efficiency.
The cost of a PTO shaft replacement can vary. The average price range for a front-wheel-drive half-shaft is $470 to $940, and the cost for a rear-wheel-drive drive half-shaft replacement is about $1,600 to $2,000. The parts cost about two hundred dollars and the labor could take an hour or more.

Buying guide

If you’re looking to replace a PTO shaft on a lawn tractor, it’s important to consider several factors. First, the PTO shaft needs to be compatible with the tractor you plan to use it on. Then, you need to determine which size universal joint you need. To do this, you can use a PTO shaft size chart.
The PTO shaft is the component that transfers power from the tractor to the attached implement. It’s made up of several parts, including the internal and external PTO yoke, the universal joint, and the safety chain and shield. There are several types of PTO shafts available. You’ll want to choose the right size for your machine, as well as the number of PTO shafts you need.
A PTO shaft is essential for a tractor because without it, the tractor cannot drive. Understanding the PTO parts will help you operate farm machinery more effectively. For instance, if you’re buying a new Power Take Off shaft, you’ll want to look for one that’s compatible with the model and year of the tractor.
You’ll also need to consider the length of the PTO shaft. A PTO shaft can vary from 53 inches when compressed to 77 inches when fully extended. The most common length for a PTO shaft is about fifty-three inches, but you can also choose a longer one if you need more flexibility.
China Good quality Best Sale Jmi Series Quick Release Diaphragm Coupling   pto shaft tubingChina Good quality Best Sale Jmi Series Quick Release Diaphragm Coupling   pto shaft tubing
editor by CX 2023-06-12