Product Description

Item	Chain Coupling	Model	All
Row	Duplex	Application	Machinery Parts
Surface Teatment	Self-color/Sand-blasted/Shot-peening	Brand	OEM
Package	Poly bag, then box, finally poly-wooden case	Port	Any sea port or airport in China

Other Products
Standard A/B Roller Chain	08B,10B,12B,16B,40,50,60,80	Motorcycle Chain	415,415H,420,428,428H,520,520H,525,530
Bicycle Chain	410,Z50,Z51,Z80,Z10,RX-11	Silent Chain	SC3,SC4,SC5,SC6,SC8,SC10
Oil Field Chain	100G,120G,140G,160G,180G	Side Bow Chain	40SB,43SB,50SB,60SB,63SB,80SB,08BSB
Heavy Duty Cranked Link Chain	2571,2512,2814,3315,3618, 4571,2184,4824	Chain Coupling	3012,4012,4014,5014,5016,5018,6018,6571, 6571,8018,8571,8571,1571,12018,12571
Double Pitch Conveyor Chain	C2040,C2042,C2050,C2052,C2060, C2062,C2060,C2080,C2082,C2100	Welded Chain
Chain with Extended Pins	08A/10A/12A/16A-D1/D2	Hollow Pin Chain	08BHP,10BHP,12BHP,40HP,50HP,60HP,80HP
Rubber Top Roller Chain	08B-G1/G2,10B-G1/G2,12B-G1/G2,16B-G1/G2,20B-G1,24B-G1	Double Plus Chain	BS25-C206B,BS25-C208A,BS25-C210A,BS30-C212A,BS30-C216A
Plastic Chain	PC35,PC40,PC50,PC60	Palm Oil Chain	5571,5094,5234,3076,4075,5289,5257,5305
Sugar Mill Chain	2184,8184, 0571 3, 0571 5,5956	Paver Chain	P80,P78.1
Paper Mill Chain	63PF2	Bottle Washer Chain	P139.7-A2,P140,P150X,P155X,P160X, P165X,P169X
Steel Mill Chain	P100,P160,P500	Leaf Chain	BL523,BL534,BL588,BL634,BL866,BL1244
Agricultural Chain	S45,S55,S55V,A550,CA550,CA624	Forged Chain	10160,14218,14226,160,125,200,216,260
Forged Trolley	X348,X458,X678,X698,160	Cast Chain	CC600,C55,C188,C102B,C132,477,455,488
Overhead Conveyor Forged Chain	5075-S/HH/HA, 7 Tons, 5 Tons	Detachable Chain	25,32,42,51,52,55,62,70,72
Snow Chain	D6,8,10,12,14,18,22,24,26,28,30	Sprockets	Standard, Non-standard

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What are the common materials used in chain couplings?

Chain couplings are commonly made from various materials that offer the necessary strength, durability, and wear resistance required for transmitting torque between shafts. The choice of materials depends on factors such as the application requirements, operating conditions, and the specific design of the coupling. Here are some common materials used in chain couplings:

• Steel: Steel is one of the most widely used materials for chain couplings. It offers excellent strength, toughness, and resistance to wear and fatigue. Carbon steel and alloy steel are commonly used, with alloy steel providing enhanced properties such as higher tensile strength and improved corrosion resistance.
• Stainless Steel: Stainless steel is chosen for chain couplings when corrosion resistance is a critical requirement. It offers good mechanical properties along with resistance to rust and corrosion, making it suitable for applications in harsh environments or where exposure to moisture or chemicals is present.
• Cast Iron: Cast iron is occasionally used for chain couplings, particularly in applications where cost-effectiveness and moderate strength are important factors. Cast iron provides good wear resistance and can withstand moderate loads and operating conditions.
• Bronze: Bronze is utilized in certain specialized chain couplings, especially in applications where self-lubrication and high resistance to corrosion are required. Bronze has good friction properties and can operate in conditions where lubrication may be limited or unavailable.
• Plastics: In some cases, certain plastics, such as nylon or polyurethane, are used for chain coupling components like chain guides or protective covers. Plastics offer low friction, noise reduction, and resistance to chemicals, making them suitable for specific applications.

It’s important to note that the materials used in chain couplings may vary depending on the specific manufacturer, coupling design, and application requirements. It is recommended to consult the manufacturer’s specifications and guidelines to determine the appropriate materials for a particular chain coupling.

Additionally, in some cases, chain couplings may incorporate a combination of different materials, such as steel for the sprockets and roller chain, and elastomers for the flexible elements. This hybrid construction allows for optimized performance, balancing strength, flexibility, and damping characteristics.

Overall, the selection of materials for chain couplings is crucial to ensure reliable and efficient power transmission while considering factors such as load capacity, operating conditions, and the desired service life of the coupling.

Can chain couplings accommodate angular misalignment?

Yes, chain couplings are designed to accommodate a certain degree of angular misalignment between the connected shafts. Angular misalignment refers to the situation where the axes of the two shafts are not perfectly aligned and form an angle with each other.

Chain couplings are flexible in nature, and their design allows for some degree of angular displacement. The flexibility is primarily provided by the roller chain, which can bend and adjust to a certain extent to accommodate the misalignment. This flexibility helps to reduce the stress on the coupling components and allows for smoother operation even in the presence of angular misalignment.

However, it is important to note that chain couplings have limitations in terms of angular misalignment. Excessive angular misalignment beyond the specified limits can lead to increased stress, accelerated wear, and potential coupling failure. The manufacturer’s specifications and guidelines should be followed to ensure that the angular misalignment remains within the acceptable range for the specific chain coupling being used.

Regular inspection and maintenance of the chain coupling are also essential to identify and address any misalignment issues. If significant angular misalignment is detected, corrective measures should be taken, such as realigning the shafts or considering alternative coupling options that are better suited for the specific misalignment requirements.

It is worth mentioning that chain couplings are more tolerant of angular misalignment compared to some other types of couplings, such as rigid or gear couplings. However, it is still important to strive for proper alignment during installation and minimize any excessive misalignment to ensure optimal performance, reliability, and longevity of the chain coupling and the connected machinery or equipment.

How does a chain coupling work?

A chain coupling works by connecting two rotating shafts using a roller chain and sprockets. The sprockets have teeth that engage with the rollers of the chain, creating a positive drive mechanism.

When the first shaft rotates, it drives the sprocket attached to it. The engaged chain then transfers the motion to the second sprocket and the second shaft, causing it to rotate as well.

The chain coupling design allows for flexibility and misalignment compensation. In the presence of angular misalignment between the shafts, the chain can accommodate the deviation by flexing and adjusting its position on the sprockets. Similarly, if there is parallel misalignment or axial displacement, the chain coupling can flex and adjust to maintain proper engagement and transmit torque between the shafts.

The engagement between the sprocket teeth and the chain rollers ensures a positive drive, meaning that the torque from the driving shaft is efficiently transferred to the driven shaft. This makes chain couplings suitable for applications where high torque loads need to be transmitted.

Proper lubrication is essential for the smooth operation and longevity of a chain coupling. Lubricants such as oil or grease are applied to the chain and sprockets to reduce friction and wear. The lubrication helps prevent heat buildup and ensures the chain and sprockets rotate smoothly, minimizing power losses and extending the lifespan of the coupling.

In summary, a chain coupling operates by using a roller chain and sprockets to connect two rotating shafts. The engaged chain transfers torque from the driving shaft to the driven shaft, while accommodating misalignment between the shafts. The positive drive mechanism and the flexibility of the chain make chain couplings effective in transmitting high torque loads while allowing for smooth and reliable power transmission.

editor by CX 2024-05-07