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 |
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| * 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.
• Product Testing
• 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
The Four Basic Components of a Screw Shaft
There are 4 basic components of a screw shaft: the Head, the Thread angle, and the Threaded shank. These components determine the length, shape, and quality of a screw. Understanding how these components work together can make purchasing screws easier. This article will cover these important factors and more. Once you know these, you can select the right type of screw for your project. If you need help choosing the correct type of screw, contact a qualified screw dealer.
Thread angle
The angle of a thread on a screw shaft is the difference between the 2 sides of the thread. Threads that are unified have a 60 degree angle. Screws have 2 parts: a major diameter, also known as the screw’s outside diameter, and a minor diameter, or the screw’s root diameter. A screw or nut has a major diameter and a minor diameter. Each has its own angle, but they all have 1 thing in common – the angle of thread is measured perpendicularly to the screw’s axis.
The pitch of a screw depends on the helix angle of the thread. In a single-start screw, the lead is equal to the pitch, and the thread angle of a multiple-start screw is based on the number of starts. Alternatively, you can use a square-threaded screw. Its square thread minimizes the contact surface between the nut and the screw, which improves efficiency and performance. A square thread requires fewer motors to transfer the same load, making it a good choice for heavy-duty applications.
A screw thread has 4 components. First, there is the pitch. This is the distance between the top and bottom surface of a nut. This is the distance the thread travels in a full revolution of the screw. Next, there is the pitch surface, which is the imaginary cylinder formed by the average of the crest and root height of each tooth. Next, there is the pitch angle, which is the angle between the pitch surface and the gear axis.
Head
There are 3 types of head for screws: flat, round, and hexagonal. They are used in industrial applications and have a flat outer face and a conical interior. Some varieties have a tamper-resistant pin in the head. These are usually used in the fabrication of bicycle parts. Some are lightweight, and can be easily carried from 1 place to another. This article will explain what each type of head is used for, and how to choose the right 1 for your screw.
The major diameter is the largest diameter of the thread. This is the distance between the crest and the root of the thread. The minor diameter is the smaller diameter and is the distance between the major and minor diameters. The minor diameter is half the major diameter. The major diameter is the upper surface of the thread. The minor diameter corresponds to the lower extreme of the thread. The thread angle is proportional to the distance between the major and minor diameters.
Lead screws are a more affordable option. They are easier to manufacture and less expensive than ball screws. They are also more efficient in vertical applications and low-speed operations. Some types of lead screws are also self-locking, and have a high coefficient of friction. Lead screws also have fewer parts. These types of screw shafts are available in various sizes and shapes. If you’re wondering which type of head of screw shaft to buy, this article is for you.
Threaded shank
Wood screws are made up of 2 parts: the head and the shank. The shank is not threaded all the way up. It is only partially threaded and contains the drive. This makes them less likely to overheat. Heads on wood screws include Oval, Round, Hex, Modified Truss, and Flat. Some of these are considered the “top” of the screw.
Screws come in many sizes and thread pitches. An M8 screw has a 1.25-mm thread pitch. The pitch indicates the distance between 2 identical threads. A pitch of 1 is greater than the other. The other is smaller and coarse. In most cases, the pitch of a screw is indicated by the letter M followed by the diameter in millimetres. Unless otherwise stated, the pitch of a screw is greater than its diameter.
Generally, the shank diameter is smaller than the head diameter. A nut with a drilled shank is commonly used. Moreover, a cotter pin nut is similar to a castle nut. Internal threads are usually created using a special tap for very hard metals. This tap must be followed by a regular tap. Slotted machine screws are usually sold packaged with nuts. Lastly, studs are often used in automotive and machine applications.
In general, screws with a metric thread are more difficult to install and remove. Fortunately, there are many different types of screw threads, which make replacing screws a breeze. In addition to these different sizes, many of these screws have safety wire holes to keep them from falling. These are just some of the differences between threaded screw and non-threaded. There are many different types of screw threads, and choosing the right 1 will depend on your needs and your budget.
Point
There are 3 types of screw heads with points: cone, oval, and half-dog. Each point is designed for a particular application, which determines its shape and tip. For screw applications, cone, oval, and half-dog points are common. Full dog points are not common, and they are available in a limited number of sizes and lengths. According to ASTM standards, point penetration contributes as much as 15% of the total holding power of the screw, but a cone-shaped point may be more preferred in some circumstances.
There are several types of set screws, each with its own advantage. Flat-head screws reduce indentation and frequent adjustment. Dog-point screws help maintain a secure grip by securing the collar to the screw shaft. Cup-point set screws, on the other hand, provide a slip-resistant connection. The diameter of a cup-point screw is usually half of its shaft diameter. If the screw is too small, it may slack and cause the screw collar to slip.
The UNF series has a larger area for tensile stress than coarse threads and is less prone to stripping. It’s used for external threads, limited engagement, and thinner walls. When using a UNF, always use a standard tap before a specialized tap. For example, a screw with a UNF point is the same size as a type C screw but with a shorter length.
Spacer
A spacer is an insulating material that sits between 2 parts and centers the shaft of a screw or other fastener. Spacers come in different sizes and shapes. Some of them are made of Teflon, which is thin and has a low coefficient of friction. Other materials used for spacers include steel, which is durable and works well in many applications. Plastic spacers are available in various thicknesses, ranging from 4.6 to 8 mm. They’re suitable for mounting gears and other items that require less contact surface.
These devices are used for precision fastening applications and are essential fastener accessories. They create clearance gaps between the 2 joined surfaces or components and enable the screw or bolt to be torqued correctly. Here’s a quick guide to help you choose the right spacer for the job. There are many different spacers available, and you should never be without one. All you need is a little research and common sense. And once you’re satisfied with your purchase, you can make a more informed decision.
A spacer is a component that allows the components to be spaced appropriately along a screw shaft. This tool is used to keep space between 2 objects, such as the spinning wheel and an adjacent metal structure. It also helps ensure that a competition game piece doesn’t rub against an adjacent metal structure. In addition to its common use, spacers can be used in many different situations. The next time you need a spacer, remember to check that the hole in your screw is threaded.
Nut
A nut is a simple device used to secure a screw shaft. The nut is fixed on each end of the screw shaft and rotates along its length. The nut is rotated by a motor, usually a stepper motor, which uses beam coupling to accommodate misalignments in the high-speed movement of the screw. Nuts are used to secure screw shafts to machined parts, and also to mount bearings on adapter sleeves and withdrawal sleeves.
There are several types of nut for screw shafts. Some have radial anti-backlash properties, which prevent unwanted radial clearances. In addition, they are designed to compensate for thread wear. Several nut styles are available, including anti-backlash radial nuts, which have a spring that pushes down on the nut’s flexible fingers. Axial anti-backlash nuts also provide thread-locking properties.
To install a ball nut, you must first align the tangs of the ball and nut. Then, you must place the adjusting nut on the shaft and tighten it against the spacer and spring washer. Then, you need to lubricate the threads, the ball grooves, and the spring washers. Once you’ve installed the nut, you can now install the ball screw assembly.
A nut for screw shaft can be made with either a ball or a socket. These types differ from hex nuts in that they don’t need end support bearings, and are rigidly mounted at the ends. These screws can also have internal cooling mechanisms to improve rigidity. In this way, they are easier to tension than rotating screws. You can also buy hollow stationary screws for rotator nut assemblies. This type is great for applications requiring high heat and wide temperature changes, but you should be sure to follow the manufacturer’s instructions.
