Item Description

25H Coupling 50H Coupling Crawler Excavator Hydraulic Excavator Spare Parts Coupling

Our Principal items :  cylinder block,cylinder head,crankshaft,camshaft,connecting rod,connecting rod bearing,valve,plunger,nozzle,exhaust valve,motor assy,feed pump,supporter blade,gasket kit,glow plug/engine preheater,intake valve,liner,liner package/rebuild kit,main bearing/crankshaft bearing,nozzle,nozzle piping,oil pump,piston,piston pin,piston ring,plunger,seat ,thrust bearing,valve guidebook,valve seat,valve seal,gasket complete established ,water pump , turbocharger,genarator, starter,sensor…
 

Why decide on our business?
——Organization information 

HangZhou Marun Machinery Equipment Co., Ltd is located in HangZhou China,Our company 
established in 2008, it’s parent company -HangZhou Qipeng Machinery  Equipment Co,.Ltd. We are authorized agent of Isuzu,Mitsubishi,Yanmar and Mahle in China, agent of Isuzu since it founded in 1990 ,specialized in excavator engine spare parts ,engine assembly and  construction machinery for 30 years.

About CZPT :

As a largest, most varieties and professional,leading ISUZU agent in China, we offer a full range of genuine ISUZU engine accessories and complete engine.The business scope are as follows:
Engine model:4JB1,C240,4BD1,4LE1,4LE2,4JG1,4JG2,4BD1,4BG1,4HK1,6HK1,6BD1,6BG1,6SD1,6RB1,6UZ1,6WG1.

Besides , we also can source parts for devices like SUMITOMO,Case,KOBELCO ,MITSUBISHI,CUMMINS ,KAWASAKI and so on 

About MITSUBISHI :
we primarily offer you 2 engine model 4M50 and 6M60 engine components for CZPT so far , but also can check out other motor design Like 6D16,6D24 and so on , now we are stock available for overhaul engine areas :Cylinder block,cylinder head,crankshaft,camshaft,connecting rod,connecting rod bearing,valve,plunger,nozzle,exhaust valve,engine assy,feed pump,fan blade,gasket kit,glow plug/motor preheater,ingestion valve,liner,liner kit/rebuild package,major bearing/crankshaft bearing,nozzle,nozzle piping,oil pump,piston,piston pin,piston ring,plunger,seat ,thrust bearing,valve information,valve seat,valve seal,gasket complete established ,water pump , turbocharger,genarator, starter,sensor…

About CZPT :

As we all knows,if there were only two cars in the world, then one must use MAHLE spare parts.It’s products range cover construction machinery  engine parts and auto engine parts,parts including:piston/cylinder/liner kit/valves/bearings/gasket kit/piston ring/filter .Apply to ISUZU,KOBELCO,CATER,KOMATSU,CUMMINS,MITSUBISHI,HINO,DEUTZ and so on .

MAHLE areas for engines: C9,C7,DE12T ,D2366,DE08 ,D1146T,DB58 ,4JG1 ,6BG1-3,6BG1-4,4HK1 ,6HK1,S6K,6D34,6D102,6D107,6D114,J05E,D6D,D7E,4TNV94,4TNV98,4D95,S4D95,PC130-7,6D95-5,6D95-6

——Firm Rewards

1. We have job expertise about engine areas ,a lot more than 20 several years knowledge in engine parts.

two. We can offer new and used genuine elements, oem, good top quality manufactured in china components to you.

three. The real parts will give fat,value when quotation.

four. Genuine inventory photographs will deliver if you require .

5.All parts can check out with element variety,all parts can purchase stick to element quantity.

6. Rapid delivery time,will supply the products in 3 days. 

7. Secure packing to safeguard the merchandise, such as wooden box, Iron sheet for our components.

8. Small amount can accept.

——FAQ:

Q1:How long is the warranted time?
For normal damaged, 3 months. Ensure genuine components.
 
Q2: What’s payment you can take?
T/T, WESTERN UNION, CHINESE Bank,
 
Q3: What is package? Can you give me the package deal in accordance my requirement?
Yes, Unique packing or Neutral packing with wooden box or carton
 
This fall: How about the direct time?
1) Inventory accessible: 1-3days.
two) Out of inventory: It truly is according to your amount, and we have cooperated with manufacturing facility. 
We will enable you know when we quotation.
 
Q5: What is the transport way you can provide?
one) Big get: By sea or by air.(It can lessen the charges)
2) Modest order: DHL, TNT, UPS, FEDEX, EMS,
 
Q6: Whta’s the phrases of the transaction?
EXW, FCA, FAS, FOB, C&F, CIF, CPT, CIP, DAF, DES,DDP.
 
Q7: Do you settle for small purchase?
Of course, little get can accept.
 
Q8: What is actually manufacturer you can provide in your business?
1) OEM, one hundred% Legitimate Areas, Copy(Produced in China)
2) Real Parts.

We are in search of the odds to meet up with all the close friends equally from at home and overseas for the CZPT cooperation.
We sincerely hope to have extended-time period cooperation with all of you on the bases of mutual reward and frequent improvement.

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Types of Couplings

A coupling is a device that connects two shafts and transmits power from one to the other. Its main purpose is to join two pieces of rotating equipment. It also allows for some degree of misalignment or end movement. Here are a few examples of coupling types: Beam coupling, Flexible coupling, Magnetic coupling, and Shaft coupling.

Beam coupling

Beam couplings are used to couple motors and other devices. They are available in several types, including flexible, slit, and rigid beam couplings. Each has unique properties and characteristics. These couplings are best for applications requiring a high level of precision and long life. They are also a practical solution for the connection of stepping and servo motors with screw rods.
Beam couplings are usually made of stainless steel or aluminum alloy, and feature spiral and parallel cut designs. Multiple cuts allow the coupling to accommodate multiple beams and improve angular and parallel misalignment tolerances. Additionally, beam couplings are comparatively cheaper than other types of rotary joints, and they require minimal maintenance.
The materials of a beam coupling should be considered early in the specification process. They are typically made of aluminum or stainless steel, but they can also be manufactured from Delrin, titanium, and other engineering grade materials. Beam couplings are often available in multiple sizes to fit specific shaft diameters.
Beam couplings are a key component of motion control systems. They provide excellent characteristics when used properly, and they are a popular choice for many applications. A thorough understanding of each type of coupling will help to prevent coupling failure and enhance system performance. Therefore, it is important to choose the right coupling for your application.
Various types of beam couplings have unique advantages and disadvantages. The FCR/FSR design has two sets of three beams. It is available in both metric and inch shaft sizes. The FCR/FSR couplings are ideal for light-duty power transmission applications. A metric shaft is more suitable for these applications, while an inch shaft is preferred for heavier duty applications.
Two types of beam couplings are available from Ruland. The Ruland Flexible beam coupling has a multi-helical cut design that offers a greater flexibility than commodity beam couplings. This design allows for higher torque capabilities while minimizing wind-up. In addition, it is also more durable than its commodity counterparts.

Flexible coupling

A flexible coupling is a versatile mechanical connection that allows for the easy coupling of two moving parts. The design of these couplings allows for a variety of stiffness levels and can address a variety of problems, such as torsional vibrations or critical speed. However, there are a number of tradeoffs associated with flexible couplings.
One of the biggest issues is the installation of the coupling, which requires stretching. This problem can be exacerbated by cold temperatures. In such a case, it is vital to install the coupling properly. Using a gear clamp is one of the most important steps in a successful installation. A gear clamp will keep the coupling in place and prevent it from leaking.
Another common type of flexible coupling is the gear coupling. These couplings are composed of two hubs with crowned external gear teeth that mesh with two internally splined flanged sleeves. The massive size of the teeth makes them resemble gears. Gear couplings offer good torque characteristics but require periodic lubrication. These couplings can also be expensive and have a limited number of applications.
Another type of flexible coupling is the SDP/SI helical coupling. These couplings can accommodate axial motion, angular misalignment, and parallel offset. This design incorporates a spiral pattern that makes them flexible. These couplings are available in stainless steel and aluminum.
A flexible coupling has a wide range of applications. Generally, it is used to connect two rotating pieces of equipment. Depending on its design, it can be used to join two pieces of machinery that move in different directions. This type of coupling is a type of elastomeric coupling, which has elastic properties.
There are many types of flexible couplings available for different types of applications. The purpose of a flexible coupling is to transmit rotational power from one shaft to another. It is also useful for transmitting torque. However, it is important to note that not all flexible couplings are created equally. Make sure to use a reputable brand for your coupling needs. It will ensure a reliable connection.
The simplest and most commonly used type of flexible coupling is the grid coupling. This type of coupling uses two hubs with slotted surfaces. The steel grid is allowed to slide along these slots, which gives it the ability to flex. The only limitation of this type of coupling is that it can only tolerate a 1/3 degree misalignment. It can transmit torques up to 3,656 Nm.

Magnetic coupling

Magnetic coupling is a technique used to transfer torque from one shaft to another using a magnetic field. It is the most common type of coupling used in machinery. It is highly effective when transferring torque from a rotating motor to a rotating shaft. Magnetic couplings can handle high torques and high speeds.
Magnetic coupling is described by the energy difference between a high-spin state and a broken symmetry state, with the former being the energy of a true singlet state. In single-determinant theories, this energy difference is called the Kij. Usually, the broken-symmetry state is a state with two interacting local high-spin centers.
The magnetic coupling device is regarded as a qualitative leap in the reaction still industry. It has solved a number of problems that had plagued the industry, including flammability, explosiveness, and leakage. Magnetic couplings are a great solution for many applications. The chemical and pharmaceutical industries use them for various processes, including reaction stills.
Magnetic couplings are a good choice for harsh environments and for tight spaces. Their enclosed design keeps them fluid and dust-proof. They are also corrosion-resistant. In addition, magnetic couplings are more affordable than mechanical couplings, especially in areas where access is restricted. They are also popular for testing and temporary installations.
Another use for magnetic coupling is in touch screens. While touch screens use capacitive and resistive elements, magnetic coupling has found a cool new application in wireless charging. While the finger tracking on touch screens may seem like a boley job, the process is very sensitive. The devices that use wireless charging need to have very large coils that are locked into resonant magnetic coupling.
Magnetic couplings also help reduce hydraulic horsepower. They cushion starts and reduce alignment problems. They can also improve flow in oversized pumps. A magnetic coupling with an 8 percent air gap can reduce hydraulic HP by approximately 27 percent. In addition, they can be used in aggressive environments. They also help reduce repair costs.
Magnetic couplings are a great choice for pumps and propeller systems because they have the added advantage of being watertight and preventing shaft failure. These systems also have the benefit of not requiring rotating seals.

Shaft coupling

A shaft coupling joins two shafts and transmits rotational motion. Generally, shaft couplings allow for some degree of misalignment, but there are also torque limiters. Selecting the right coupling can save you time and money and prevent equipment downtime. Here are the main features to consider when purchasing a coupling for your application.
Shaft couplings should be easy to install and disassemble, transmit full power to the mated shaft, and reduce shock loads. A shaft coupling that does not have projecting parts should be used for machines that move or rotate at high speeds. Some types of shaft couplings are flexible while others are rigid.
Shaft couplings can be used in a variety of applications, including piping systems. They can be used to connect shafts that are misaligned and help maintain alignment. They can also be used for vibration dampening. Shaft couplings also allow shafts to be disconnected when necessary.
Shaft couplings can accommodate a certain amount of backlash, but this backlash must be well within the tolerance set by the system. Extremely high backlash can break the coupling and cause excessive wear and stress. In addition, excessive backlash can lead to erratic alignment readings. To avoid these issues, operators must reduce backlash to less than 2deg.
Shaft couplings are often referred to by different names. Some are referred to as “sliced” couplings while others are known as “slit” couplings. Both types offer high torque and torsional stiffness. These couplings are typically made from metals with various alloys, such as acetal, stainless steel, or titanium.
CZPT Pulley produces shaft couplings for a variety of applications. These products are used in high-power transmission systems. They have several advantages over friction couplings. In addition to minimizing wear, they don’t require lubrication. They are also capable of transmitting high torque and high speeds.
Another type of shaft coupling is the universal coupling. It is used to transmit power to multiple machines with different spindles. Its keyed receiving side and flanges allow it to transmit power from one machine to another.

editor by czh 2023-01-31