intermediate roller:

Scope of application:Metal cutting and leveling (cross cutting, cutting, swing cutting, longitudinal cutting)

Material selection:GCr15、 Forging 9Cr2Mo.

Process requirements:

1. Quenching and tempering treatment HB280-320.

2. The surface hardness of the roller is HRC60-62, and the depth of the hardened layer is 5-7mm.

3. Defects are not allowed in magnetic inspection.

4. In the same batch of work rolls, the allowable diameter error must be less than 0.015mm.

The Intermediate roller is a common key equipment component in industrial production, mainly used to transmit power, adjust tension, support materials or products, and ensure stability and efficiency in the production process. The intermediate roller is usually located in the middle position of the production line, connecting the front and rear processes and playing a connecting role.

Advantages and Features

High precision design

The intermediate roller adopts precision machining technology to ensure smooth roller surface and precise size, which can effectively reduce friction and deformation of materials during transportation and improve product quality.

High wear resistance

The intermediate roller is usually made of high-quality steel or composite materials, and its surface is specially treated (such as chrome plating, ceramic spraying, etc.), which has excellent wear resistance and corrosion resistance, extending its service life.

Efficient and Stable

The design of the intermediate roller is reasonable and can withstand high load operation, ensuring stable operation of the production line, reducing downtime, and improving production efficiency.

Adaptable

The intermediate roller can be customized according to different industries and process requirements, supporting multiple specifications and materials to meet diverse production needs.

easy to maintain

The intermediate roller has a simple structure, easy disassembly and installation, low daily maintenance costs, and can be quickly replaced to reduce production interruption time.

Application scenarios

papermaking industry

In the paper production line, the intermediate roller is used to support and transport the paper, adjust the tension of the paper, ensure that the paper is flat and wrinkle free, and improve the quality of the finished product.

printing industry

The intermediate roller is used in printing machines to transfer ink and paper, ensuring clear printing patterns, uniform colors, and reducing printing defects.

textile industry

In textile machinery, the intermediate roller is used to support and transport the fabric, adjust the tension and speed of the fabric, and ensure the flatness and uniformity of the fabric.

plastic industry

In the production of plastic film or sheet, intermediate rollers are used to support and transport materials, adjust thickness and tension, and ensure consistent product size.

Metallurgical industry

In the production of metal sheets, intermediate rollers are used to support and transport metal strips, adjust tension and flatness, and ensure smooth and defect free product surfaces.

Instructions for Use

installation and debugging

When installing the intermediate roller, it is necessary to ensure that it is aligned with the axis of the front and rear equipment to avoid deviation or misalignment. After installation, a no-load test run should be conducted to check whether the roller surface is stable and free of abnormal vibration.

routine maintenance

Regularly inspect the surface condition of the intermediate roller and promptly clean any dirt or residue on the roller surface. Check the bearings and lubrication system to ensure adequate lubrication and reduce wear.

Tension adjustment

According to production needs, adjust the tension of the intermediate rollers reasonably to avoid materials being too loose or too tight, and ensure the stability of the production process.

Replacement and repair

When the surface of the intermediate roller is severely worn or damaged, it should be replaced in a timely manner. When replacing, pay attention to the specification matching to ensure that the new roller is compatible with the production line.

safe operation

When operating the intermediate roller, safety regulations must be followed to avoid contact between the body or clothing and the running roller surface, in order to prevent accidental injury.

Frequently Asked Questions

Severe wear on the roller surface

Possible reasons: excessive friction of the material, insufficient lubrication, or poor wear resistance of the roller surface material.

Solution: Replace the roller surface material with stronger wear resistance, increase lubrication frequency, or adjust the production line tension.

Abnormal vibration of the intermediate roller

Possible reasons: Unstable installation, damaged bearings, or uneven roller surface.

Solution: Adjust the installation position again, replace damaged bearings, or perform dynamic balancing correction on the roller surface.

Unstable material transmission

Possible reasons: Improper adjustment of tension in the middle roller or dirt on the roller surface.

Solution: Adjust the tension again, clean the dirt on the roller surface, and ensure smooth transmission.

Intermediate roller heating

Possible reasons: Insufficient bearing lubrication or excessive load.

Solution: Check the lubrication system, add lubricant, or reduce the load on the production line.

short service life

Possible reasons: Improper material selection or harsh usage environment.

Solution: Replace the intermediate roller with a higher quality or improve the usage environment (such as reducing corrosive gases or dust).