Product Description
| MYC Roller Introduction | ||
| * Roller is an important part of the belt conveyor. There are many types of rollers such as carrier roller, impact roller, RDRT roller, return roller and so on. The function of roller is to support the belt, reduce the running resistance of the belt and make the verticality of the belt not exceed a certain limit to ensure the smooth running of the belt. | ||
| * Roller accounts for 35% of the total cost of a belt conveyor system and generates more than 70% resistance, so the quality of roller is particularly important. | ||
| * CZPT roller adopts self-developed double labyrinth seal structure, which is better than traditional seal structure in waterproof and dustproof effect. Roller pipe adopts high-frequency welding pipe special for rollers, shaft adopts cold drawn bright shaft special for rollers, and bearing housing is made by stamping, drawing and welding with mixed gas. After the roller is welded, both ends are chamfered and polished, and then polish and remove the rust of the pipe surface. The roller surface adopts outdoor powder coating, heating and curing. The roller adopts a double-head pressing machine to press the bearing and the seal in 3 times, so as not to damage the seal and protect the bearing. The shaft end is subjected to the final anti-rust treatment, and finally put into the export-specific crates. | ||
| * The CZPT series of rollers have a wide range of products, including steel rollers, impact rollers, RDRT rollers, rubber-coated rollers, self-aligning rollers, oil injection rollers, galvanized rollers and other types. The size specifications can be customized according to the customer’s drawings, also can be produced according to the standards of various countries. For detailed specifications, you can ask us for a product manual. | ||
| * At present, CZPT has the most advanced fully automatic production line for rollers in the industry. The entire production process uses robots instead of manual processing and production. Currently we have 2 automatic production lines and 2 semi-automatic production lines, which can achieve a daily output of 2000 rollers. For roller frames, we use a fully automatic laser cutting machine to cut the material, and use a CNC bending machine to produce the parts of the frame. Welding adopts a robot. Surface treatment is shot blasting and hot-galvanizing in accordance with international standards. |
| MYC Roller Specifications | ||
| No. | Item | Description |
| 1 | Brand | MYC |
| 2 | Roller Diameter | 60/63.5/76/89/102/108/114/127/133/140/152/159/178/194/219mm |
| 3 | Shell Thickness | 3/3.5/4/4.5/5/5.5/6mm |
| 4 | Face Length | 100mm-4000mm |
| 5 | Shaft Diameter | 20/25/30/35/40/45/50mm |
| 6 | Bearing | 6204/6205/6305/6206/6306/6307/6308/6309/6310 |
| 7 | Bearing Type | ZZ C3 / ZRS C3 |
| 8 | Bearing Brand | LYC/SKF/FAG/NSK |
| 9 | Seal | MY/TK/TKII/TKIII/TF/AR/RG/RD |
| 10 | Pipe Material | Carbon Steel Q235 |
| 11 | Shaft Material | Cold Drawing Round Steel |
| 12 | Surface Treatment | Powder Coating/Galvanizing |
| 13 | Surface Color | Customized |
| MYC Production Equipment and Capacity | ||
| * We have an automated CNC production line designed and manufactured by ourselves. The production line contains the following unique core patented equipment: Fully automatic extrusion equipment Fully automatic injection molding equipment Two-way CNC plastic roll lathe Two-way milling machine with flat slot CNC Pipe cutting machine for plastic pipe |
||
| * Our automatic production single line processes 50,000 rollers per month and we also have the ability to expand production capacity. | ||
| * Our CNC automatic processing equipment can fully guarantee the processing accuracy and quality of the products. | ||
| MYC Roller Advantages | ||
| * Choose the raw material with the very best quality from the market. | ||
| * Use the most advanced automation equipment for production. | ||
| * Long-life span, high quality and energy-saving products. | ||
| * Over 15 years experience of design, innovation, maintainence and production. | ||
| * Certified by ISO 9001, ISO 14001, ISO 45001, SGS, BV and other authorized certifications. | ||
| * Good reputation from the customers all over the world with longtime cooperation. |
• Products Overview
Roller is divided into carrier roller, impact roller, return roller, RDRT roller, CZPT roller, rubber lagged roller and so on.
As per the material used, there’re steel roller and plastic roller. Normally plastic roller is divided into HDPE roller, UMHWPE
roller and nylon roller.
| Comparison of Properties of Rollers of Different Materials | ||||
| No. | Item | HDPE Roller | Steel Roller | Ceramic Roller |
| 1 | Chemical resistance (strong acid, strong alkali) | Yes | No | Yes |
| 2 | Toughness (subject to greater external force) | Unbreakable | Unbreakable | Fragile |
| 3 | Bearing Tightness | Superior | General | Poor |
| 4 | Surface Adhesion | Difficult | Easy | Easy |
| 5 | Coefficient of Sliding Friction (to belt) | Small 0.10-0.15 | Big 0.68-0.80 | Big 0.68-0.80 |
| 6 | Abrasive Resistance | Good | General | Good |
| 7 | Wear on the belt | Wearproof | Easy to wear | Easy to wear |
| 8 | Running Power Consumption (take steel roller as 1) | 0.85 | 1 | 1.05 |
| 9 | Noise and Vibration | Low | High | Higher |
| 10 | Weight | 5 | 10 | 15 |
| 11 | Installation Maintenance | Easy to install and maintenance-free | Heavy installation and maintenance workload | Heavy installation and maintenance workload |
| 12 | Water Absorption | Small | Big | Big |
| 13 | Service Life | 3-5 years | 1-2 years | 1-2 years |
With good quality and high output, CZPT roller is exported to countries all around the world.
• Company Overview
ZheJiang CZPT Conveyor Co., Ltd, located in the Eurasian bridgehead – HangZhou City Juxian Economic Development Zone, the company occupies more than 300 acres with a production workshop of 13 million square meters. Our company is close to HangZhou Port, HangZhou Port, HangZhou Airport and HangZhou Airport with high-speed around and convenient transportation, providing convenient services for customers with superior geographical advantages.
Established in 2008, our company is a scientific and technological innovation-oriented enterprise with more than 10 R & D staff and more than 30 technical staff. Our company has independently studied and obtained more than 100 invention patents so far.
Our company is committed to long distance, large capacity, space turning belt conveyor research and development and manufacturing, the roller, bracket, pulley and steel structure we produced have won praise of domestic and foreign customers. Our current customers are throughout Australia, Canada, the United States, Turkey, Saudi Arabia, Chile, Japan, South Korea, the Netherlands, France, Southeast Asia and other countries and regions.
Our company attaches great importance to quality control, with high reliability for the design principle, from the source of the product to control the quality, uses advanced technology and equipment. Our company has obtained the “ISO9001: 2008 quality system certification”, “LEVEL III steel structure engineering and mechanical and electrical equipment installation”, “ISO14001: 2015 environmental system certification”, “ISO45001: 2018 CZPT system certification” and ” Production License of dangerous goods packaging and containers”.
Adhere to the production of first-class products, provide first-class service, adhere to first-class management and create first-class enterprise, our company sincerely looks forward to working with all customers for sincere cooperation and a better future!
• Qualification Certificates
Calculate the ideal mechanical advantage of pulleys
The basic equations for pulleys can be found in this article. It will also cover the different types of pulleys, the ideal mechanical advantages of pulleys, and some common uses of pulley systems. Read on to learn more! After all, a pulley is a simple mechanical device that changes the direction of a force. Learn more about pulleys and their common uses in engineering.
pulley basic equation
Pulleys work the same way as gravity, so they should withstand similar forces. Newton’s laws of motion can be used to calculate the forces in a pulley system. The second law of motion applies to forces and accelerations. Similar to this is Newton’s third law, which states that the directions of forces are equal and opposite. The fourth law dictates the direction of force. The Fifth Law states that tension is in equilibrium with gravity.
A pulley is a simple mechanism that transmits force by changing direction. They are generally considered to have negligible mass and friction, but this is only an approximation. Pulleys have different uses, from sailboats to farms and large construction cranes. In fact, they are the most versatile mechanisms in any system. Some of their most common applications and equations are listed below.
For example, consider 2 masses m. Those of mass m will be connected by pulleys. The static friction coefficient of the left stop is ms1, and the static friction coefficient of the right stop is ms2. A no-slip equation will contain multiple inequalities. If the 2 blocks are considered to be connected by a pulley, the coefficient of kinetic friction is mk. In other words, the weight of each block carries the same mass, but in the opposite direction.
Types of pulleys
A pulley is a device used to pull and push objects. Pulley systems are ropes, cables, belts or chains. The “drive pulley” is attached to the shaft and moves the driven pulley. They are available in a variety of sizes, and the larger they are, the higher the speed of power transmission. Alternatively, use small pulleys for smaller applications.
Two-wheel pulleys have 2 mechanical advantages. The greater the mechanical advantage, the less force is required to move the object. More wheels lift more weight, but smaller pulleys require less force. In a two-wheel pulley system, the rope is wound around 2 axles and a fixed surface. As you pull on the rope, the shafts above slowly come together.
Compound pulleys have 2 or more rope segments that are pulled up on the load. The mechanical advantage of compound pulleys depends on the number of rope segments and how they are arranged. This type of pulley can increase the force by changing the direction of the rope segment. There are 2 main types of pulleys. Composite pulleys are most commonly used in construction. The ideal mechanical advantage of pulleys is 2 or more.
Construction pulleys are a basic type. They are usually attached to wheel rails and can be lifted to great heights. Combinations of axes are also common. Construction pulleys can be raised to great heights to access materials or equipment. When used in construction, these pulleys are usually made of heavy materials such as wood or metal. They are secured with ropes or chains.
The ideal mechanical advantage of pulleys
The pulley system is a highly complex system with high mechanical advantages. Use a single pulley system to reduce the force required to lift an object by cutting it in half. The mechanical advantage increases as you add more pulleys, such as 6 or seven. To calculate the mechanical advantage of a pulley system, you need to count the number of rope segments between the pulleys. If the free end of the rope is facing down, don’t count it. If it’s facing up, count. Once you have your number, add it up.
The required mechanical advantage of a pulley is the number of rope segments it has to pull the load. The more rope segments, the lower the force. Therefore, the more rope segments the pulley has, the lower the force. If the rope segments are four, then the ideal mechanical advantage is four. In this case, the composite pulley quadrupled the load force.
The ideal mechanical advantage of a pulley system is the sum of the mechanical force and the force required to lift the load at its output. Typically, a single pulley system uses 2 ropes, and the mechanical force required to lift the load is multiplied by the 2 ropes. For a multi-pulley system, the number of ropes will vary, but the total energy requirement will remain the same. The friction between the rope and pulley increases the force and energy required to lift the load, so the mechanical advantage diminishes over time.
Common uses of pulley systems
A pulley system is a simple mechanical device typically used to lift heavy objects. It consists of a rotating wheel attached to a fixed shaft and a rope attached to it. When the wheel moves, the force applied by the operator is multiplied by the speed of the pulley, and the force is multiplied by the weight of the object being lifted. Common uses for pulley systems include pulling, lifting, and moving heavy objects.
The oil and petroleum industries use pulley systems in a variety of applications. Most commonly, pulleys are used in drilling operations and they are installed on top of the rig to guide the cable. The cable itself is attached to 2 pulleys suspended in the derrick, where they provide mechanical energy to the cable. Using a pulley system in this application provides the force needed to move the cable safely and smoothly.
The main advantage of the pulley system is that it minimizes the force required to lift an object. The force used to lift the object is multiplied by the desired mechanical advantage. The more rope segments, the lower the force required. On the other hand, a compound pulley system can have many segments. Therefore, a compound pulley system can increase the force a worker can exert on an object.
Safety Precautions to Take When Working on Pulley Systems
There are many safety precautions that should be observed when working on a pulley system. The first is to wear proper protective gear. This includes hard hats that protect you from falling objects. Also, gloves may be required. You should limit the amount of movement in the penalty area, and you should also keep the area free of unnecessary people and objects. Also, remember to wear a hard hat when working on the pulley system.
Another important safety precaution when working on a pulley system is to check the Safe Working Load (SWL) of the pulley before attaching anything. This will help you understand the maximum weight the pulley can hold. Also, consider the angle and height of the pulley system. Always use safety anchors and always remember to wear a hat when working on a pulley system.
Safe use of chain hoists requires training and experience. It is important to read the manufacturer’s manual and follow all safety precautions. If you’re not sure, you can actually inspect the hoist and look for signs of damage or tampering. Look for certifications for sprocket sets and other lifting accessories. Look for the Safe Working Load (SWL) marking on the chain hoist.
Example of a pulley system
Pulley systems are often used to lift items. It allows you to reduce the effort to lift and move the load by applying force in 1 direction. Pulley systems can be built and modeled to fit any type of project. This resource focuses on pulley systems and is designed to support the new GCSEs in Engineering, Design and Technology. There are also many examples of pulley systems suitable for various applications.
In the study, participants who read easy text took longer to manipulate the pulley system than those who read challenging text. In general, this suggests that participants with prior scientific experience used their cognitive abilities more effectively. Additionally, students who read simple texts spent less time planning the pulley system and more time on other tasks. However, the study did show that the time required to plan the pulley system was similar between the 2 groups.
In everyday life, pulley systems are used to lift various objects. Flagpoles are 1 of many pulley systems used to raise and lower flagpoles. They can also be used to raise and lower garage doors. Likewise, rock climbers use pulleys to help them ascend and descend. The pulley system can also be used to extend the ladder.
