China Head Sheave/ Sheave Pulley/Lifting Equipment Guide Wheel Device pulley drive

Merchandise Description

Head Sheave/ Sheave Pulley/Lifting Gear Xihu (West Lake) Dis. Wheel System

 

Introduction:
Mine hoist can be divided into 2 types 1 variety is JKE collection solitary rope mining hoist and the other is Multi-rope friction hoist. 
This series mine hoist including 2m-5m one tubular and double tubular kinds, and can be utilized for mining hoist, personnel lifting and material and tools descending from vertical shafts or inclined shafts of coal, steel and nonmetal ores.
JK mine hoist is mainly used in inclined roadways and wells of coal mines, metal mines and non-metal mines to hoist or lower personnel and materials.

Technological parameters:

Model Drum Tension
PF
Tension 
Differe
 
Rope
Diameter
Lift height (m) Max 
Velocity
Reduce 
velocity ratio
Motor
Pace
 
Number Dia Width 1-layer two-layer 3-layer
 
   
m KN mm m m/s r/min
JK-2×1.5/20 1 2. 1.five 62 24 305 650 1571 5.2 twenty. 1000
JK-2×1.5/31.five 31.five
JK-2×1.8/twenty 1.eighty 375 797 1246 20.
JK-2×1.8/31.5 31.5
JK-2.5×2/twenty 2.5 2.00 83 28 448 945 1475 5. 20. 750
JK-2.5×2/31.5 31.5
JK-2.5×2.3/twenty 2.thirty 525 1100 1712 twenty.
JK-2.5×2.3/31.five 31.five
JK-3×2.2/twenty 3. two.20 135 36 458 966 1513 6. 20.
2JK-2×1/eleven.2 two 2. 1.00 62 40 24 182 406 652 7. 11.two
2JK-2×1/20 twenty.
2JK-2×1/31.five 31.5
2JK-2×1.25/11.two 1.25 242 528 838 11.two
2JK-2×1.twenty five/twenty twenty.
2JK-2×1.25/31.5 31.five
2JK-2.5×1.2/11.2 2.5 1.20 83 65 28 843 8.8 11.two
2JK-2.5×1.2/twenty twenty.
2JK-2.5×1.2/31.five 31.five
2JK-2.5×1.5/eleven.2 2.5 1.fifty 83 65 28 319 685 1080 8.8 11.two
2JK-2.5×1.5/twenty 20.
2JK-2.5×1.5/31.five 31.5
2JK-3×1.5/eleven.2 3. 135 90 36 289 624 994 10.five eleven.two
2JK-3×1.5/twenty twenty.
2JK-3×1.5/31.5 31.five
2JK-3×1.8/11.two 1.eighty 362 770 1217 eleven.2
2JK-3×1.8/20 twenty.
2JK-3×1.8/31.five 31.5
2JK-3.5×1.7/eleven.2 3.five 1.70 170 115 40 349 746 12.6 eleven.2
2JK-3.5×1.7/20 20.
2JK-3.5×2.1/11.two 2.10 450 950 11.two
2JK-3.5×2.1/11.two 20.
2JK-4×2.1/10 4. 245 160 48 421 891 12.6 ten. 600
2JK-4×2.1/11.two 11.two
2JK-4×2.1/twenty 20.
2JK-5×2.3/ten 5. 2.30 280 180 52 533 12 10. 500
2JK-5×2.3/11.2  

Possible defects:

Defect Leads to
Unfilled sections Insufficient material
Low pouring temperature
Porosity Melt temperature is too high
Non-uniform cooling rate
Sand has low permeability
Hot tearing Non-uniform cooling rate
Surface projections Erosion of sand mold interior
A crack in the sand mold
Mold halves shift

FAQ
Q: How about the good quality of your goods?
A: Our machines are produced strictly according to nationwide and intercontinental specifications, and we consider a examination on every tools prior to shipping.
 
 
Q: How about the value?
A: We are manufactory, and we can give you reduce cost than these trade organizations. Aside from, buyers from Produced in China can get a discount.
 
Q: Do you offer after-sale support?
A: Indeed. The warranty period of our equipment is 1 yr, and we have a skilled after-sale staff to promptly and extensively remedy your problems.
 
Q: Do you supply equipment procedure training?
A: Indeed. We can deliver specialist engineers to the functioning internet site for tools installation, adjustment, and procedure education. All of our engineers have passports.

 

US $10,000-150,000
/ Ton
|
1 Ton

(Min. Order)

###

Certification: CE, ISO 9001:2008
Standard: ASME, BS, ANSI, GB, ASTM, DIN
Surface Treatment: Sand Blast
Manufacturing Process: Casting
Material: Alloy Steel
Name: Shaft Lifting

###

Customization:

###

Model Drum Tension
PF
Tension 
Differe
 
Rope
Diameter
Lift height (m) Max 
Speed
Reduce 
speed ratio
Motor
Speed
 
Number Dia Width 1-layer 2-layer 3-layer
 
   
m KN mm m m/s r/min
JK-2×1.5/20 1 2.0 1.5 62 24 305 650 1025 5.2 20.0 1000
JK-2×1.5/31.5 31.5
JK-2×1.8/20 1.80 375 797 1246 20.0
JK-2×1.8/31.5 31.5
JK-2.5×2/20 2.5 2.00 83 28 448 945 1475 5.0 20.0 750
JK-2.5×2/31.5 31.5
JK-2.5×2.3/20 2.30 525 1100 1712 20.0
JK-2.5×2.3/31.5 31.5
JK-3×2.2/20 3.0 2.20 135 36 458 966 1513 6.0 20.0
2JK-2×1/11.2 2 2.0 1.00 62 40 24 182 406 652 7.0 11.2
2JK-2×1/20 20.0
2JK-2×1/31.5 31.5
2JK-2×1.25/11.2 1.25 242 528 838 11.2
2JK-2×1.25/20 20.0
2JK-2×1.25/31.5 31.5
2JK-2.5×1.2/11.2 2.5 1.20 83 65 28 843 8.8 11.2
2JK-2.5×1.2/20 20.0
2JK-2.5×1.2/31.5 31.5
2JK-2.5×1.5/11.2 2.5 1.50 83 65 28 319 685 1080 8.8 11.2
2JK-2.5×1.5/20 20.0
2JK-2.5×1.5/31.5 31.5
2JK-3×1.5/11.2 3.0 135 90 36 289 624 994 10.5 11.2
2JK-3×1.5/20 20.0
2JK-3×1.5/31.5 31.5
2JK-3×1.8/11.2 1.80 362 770 1217 11.2
2JK-3×1.8/20 20.0
2JK-3×1.8/31.5 31.5
2JK-3.5×1.7/11.2 3.5 1.70 170 115 40 349 746 12.6 11.2
2JK-3.5×1.7/20 20.0
2JK-3.5×2.1/11.2 2.10 450 950 11.2
2JK-3.5×2.1/11.2 20.0
2JK-4×2.1/10 4.0 245 160 48 421 891 12.6 10.0 600
2JK-4×2.1/11.2 11.2
2JK-4×2.1/20 20.0
2JK-5×2.3/10 5.0 2.30 280 180 52 533 12 10.0 500
2JK-5×2.3/11.2  

###

Defect Causes
Unfilled sections Insufficient material
Low pouring temperature
Porosity Melt temperature is too high
Non-uniform cooling rate
Sand has low permeability
Hot tearing Non-uniform cooling rate
Surface projections Erosion of sand mold interior
A crack in the sand mold
Mold halves shift
US $10,000-150,000
/ Ton
|
1 Ton

(Min. Order)

###

Certification: CE, ISO 9001:2008
Standard: ASME, BS, ANSI, GB, ASTM, DIN
Surface Treatment: Sand Blast
Manufacturing Process: Casting
Material: Alloy Steel
Name: Shaft Lifting

###

Customization:

###

Model Drum Tension
PF
Tension 
Differe
 
Rope
Diameter
Lift height (m) Max 
Speed
Reduce 
speed ratio
Motor
Speed
 
Number Dia Width 1-layer 2-layer 3-layer
 
   
m KN mm m m/s r/min
JK-2×1.5/20 1 2.0 1.5 62 24 305 650 1025 5.2 20.0 1000
JK-2×1.5/31.5 31.5
JK-2×1.8/20 1.80 375 797 1246 20.0
JK-2×1.8/31.5 31.5
JK-2.5×2/20 2.5 2.00 83 28 448 945 1475 5.0 20.0 750
JK-2.5×2/31.5 31.5
JK-2.5×2.3/20 2.30 525 1100 1712 20.0
JK-2.5×2.3/31.5 31.5
JK-3×2.2/20 3.0 2.20 135 36 458 966 1513 6.0 20.0
2JK-2×1/11.2 2 2.0 1.00 62 40 24 182 406 652 7.0 11.2
2JK-2×1/20 20.0
2JK-2×1/31.5 31.5
2JK-2×1.25/11.2 1.25 242 528 838 11.2
2JK-2×1.25/20 20.0
2JK-2×1.25/31.5 31.5
2JK-2.5×1.2/11.2 2.5 1.20 83 65 28 843 8.8 11.2
2JK-2.5×1.2/20 20.0
2JK-2.5×1.2/31.5 31.5
2JK-2.5×1.5/11.2 2.5 1.50 83 65 28 319 685 1080 8.8 11.2
2JK-2.5×1.5/20 20.0
2JK-2.5×1.5/31.5 31.5
2JK-3×1.5/11.2 3.0 135 90 36 289 624 994 10.5 11.2
2JK-3×1.5/20 20.0
2JK-3×1.5/31.5 31.5
2JK-3×1.8/11.2 1.80 362 770 1217 11.2
2JK-3×1.8/20 20.0
2JK-3×1.8/31.5 31.5
2JK-3.5×1.7/11.2 3.5 1.70 170 115 40 349 746 12.6 11.2
2JK-3.5×1.7/20 20.0
2JK-3.5×2.1/11.2 2.10 450 950 11.2
2JK-3.5×2.1/11.2 20.0
2JK-4×2.1/10 4.0 245 160 48 421 891 12.6 10.0 600
2JK-4×2.1/11.2 11.2
2JK-4×2.1/20 20.0
2JK-5×2.3/10 5.0 2.30 280 180 52 533 12 10.0 500
2JK-5×2.3/11.2  

###

Defect Causes
Unfilled sections Insufficient material
Low pouring temperature
Porosity Melt temperature is too high
Non-uniform cooling rate
Sand has low permeability
Hot tearing Non-uniform cooling rate
Surface projections Erosion of sand mold interior
A crack in the sand mold
Mold halves shift

The importance of pulleys

A pulley is a wheel that rides on an axle or axle. The purpose of the pulley is to change the direction of the tensioning cable. The cable then transfers the power from the shaft to the pulley. This article explains the importance of pulleys and demonstrates several different uses for this machine. Also, see the Mechanical Advantages section below for the different types. let’s start.
pulley

simple machine

A simple pulley machine is a device used to transfer energy. It consists of a wheel with flexible material on the rim and a rope or chain tied to the other end. Then lift the load using the force applied to the other end. The mechanical advantage of this system is one, as the force applied to the load is the same as the force on the pulley shaft.
A simple pulley machine has many benefits, from the ability to build pyramids to building modern buildings with it. Pulleys are also popular with children because they can perform simple tasks such as lifting toys onto a slide, sliding them off the slide, and lifting them up again. These activities, called “transportation” by child development theorists, allow them to learn about the physics of simple machines in the process.
The mechanism works by using cables to transmit force. The cable is attached to one side of the pulley and the other side is pulled by the user. Lift the load by pulling on one end and the other end of the rope. Simple pulley machines have many commercial and everyday applications, including helping move large objects. They can be fixed or movable, and can be a combination of both. The present invention is a great tool for any beginner or engineer.

axis

The axle wheel is the basic mechanical part that amplifies the force. It may have originally appeared as a tool to lift buckets or heavy objects from a well. Its operation is demonstrated by large and small gears attached to the same shaft. When applied to an object, the force on the large gear F overcomes the force W on the pinion R. The ratio of these two forces is called the mechanical advantage.
The ideal mechanical advantage of shaft pulleys is their radius ratio. A large radius will result in a higher mechanical advantage than a small radius. A pulley is a wheel through which a rope or belt runs. Often the wheels are interconnected with cables or belts for added mechanical advantage. The number of support ropes depends on the desired mechanical advantage of the pulley.
In the design of the axle wheel, the axle is the fulcrum and the outer edge is the handle. In simple terms, wheels and axle pulleys are improved versions of levers. The axle pulley moves the load farther than the lever and connects to the load at the center of the axle. Shaft pulleys are versatile and widely used in construction.

rope or belt

Ropes or pulleys are mechanical devices used to move large masses. The rope supports a large mass and can be moved easily by applying a force equal to one quarter of the mass to the loose end. Quad pulleys have four wheels and provide the mechanical advantage of four wheels. It is often used in factories and workshops. It is also a popular choice in the construction industry. If you are installing a pulley in your vehicle, be sure to follow these simple installation instructions.
First, you need to understand the basics of how a rope or pulley works. The machine consists of one or more wheels that rotate on an axle. The rope or belt is wrapped around the pulley and the force exerted on the rope is spread around the pulley. It then transfers the force from one end of the rope to the other. The pulley system also helps reduce the force required to lift objects.
Another common rope or pulley is the differential pulley. This is similar to a rope pulley, but consists of two pulleys of different radii. The tension in the two halves of the rope supports half the load that the live pulley should carry. These two different types of pulleys are often used together in composite pulley systems.
pulley

Mechanical advantage

The mechanical advantage is the ratio of the force used to move the load through the pulley system to the force applied. It has been used to measure the effectiveness of pulley systems, but it also requires assumptions about applied forces and weights. In a simple 1:1 pulley system, the weight lifting the weight is the same as the weight of the person pulling the weight. Adding mechanical advantage can help make up for the lack of manpower.
This advantage stems from the mechanical properties of simple machines. It requires less force and takes up less space and time to accomplish the same task. The same effect can also be achieved by applying less force at a distance. Furthermore, this effect is called the output force ratio. The basic working principle of a pulley system is a rope with a fixed point at one end. The movable pulley can be moved with very little force to achieve the desired effect.
The load can be moved through the vertical entry using a simple pulley system. It can use a simple “pulley block” system with a 2:1 “ladder frame” or a 4:1 with dual pulleys. This can be combined with another simple pulley system to create a compound pulley system. In this case, a simple pulley system is pulling another pulley, giving it a 9:1 mechanical advantage.

Commonly used

You’ve probably seen pulley systems in your kitchen or laundry room. You probably already use it to hang clothes on an adjustable clothesline. You may have seen motor pulleys in the kitchens of commercial buildings. You might even have seen one on a crane. These machines use a pulley system to help them lift heavy loads. The same goes for theaters. Some pulleys are attached to the sides of the stage, enabling the operator to move up and down the stage.
Pulley systems have many uses in the oil and petroleum industry. For example, in the oil and gas industry, pulley systems are used to lay cables. They are arranged in a pulley structure to provide mechanical energy. When the rope is running, two pulleys are hung on the derrick to facilitate smooth running. In these applications, pulleys are very effective in lifting heavy objects.
A pulley is a simple mechanical device that converts mechanical energy into motion. Unlike chains, pulleys are designed to transfer power from one location to another. The force required to lift an object with a pulley is the same as that required by hand. It takes the same amount of force to lift a bucket of water, but it’s more comfortable to pull sideways. A bucket of water weighs the same as when lifted vertically, so it’s easy to see how this mechanism can be useful.
pulley

Safety Notice

When using pulleys, you should take several safety precautions to keep your employees and other workers on the job site safe. In addition to wearing a hard hat, you should also wear gloves to protect your hands. Using pulleys can lead to a variety of injuries, so it’s important to keep these precautions in mind before using pulleys. Here are some of the most common:
Pulleys are an important piece of equipment to have on hand when lifting heavy objects. Pulleys not only reduce the force required to lift an object, but also the direction of the force. This is especially important if you are lifting heavy objects, such as a lawn mower or motorcycle. Before starting, it is important to make sure that the anchoring system can support the full weight of the object you are lifting.
When using a pulley system, make sure the anchor points are adequate to support the load. Check with the pulley manufacturer to determine the weight it can safely lift. If the load is too large, composite pulleys can be used instead. For vertical lifts, you should use a sprocket set and wear personal protective equipment. Safety precautions when using pulleys are critical to worker health and safety.

China Head Sheave/ Sheave Pulley/Lifting Equipment Guide Wheel Device     pulley driveChina Head Sheave/ Sheave Pulley/Lifting Equipment Guide Wheel Device     pulley drive
editor by czh 2022-12-06