Maintenance of open mill

一、 Inspection before driving

1. Check whether the protective cover is complete and firm, and whether the fasteners are loose.

2. Check and supplement the lubricating oil of each lubricating part.

3. Check whether water, electricity, steam instruments and valves are sensitive and reliable.

4. Check and remove foreign matters on the machine.

5. Before each shift, check whether the emergency stop device is sensitive, reliable and not tight

Do not use the emergency stop device to stop in case of emergency.

二、 Runtime maintenance

1. The heating and cooling of the shaft barrel must be carried out slowly during rotation, and the cooling water cannot be in the roll

When the temperature is high, it is forbidden to heat and cool suddenly to prevent longitudinal cracks on the roller.

2. Do not start with load. When feeding, small pieces of rubber must be fed along the drive end first, and then to be packed

After the roll, the material will be added successively. Do not put in excessive rubber to prevent overloading.

3. It is not allowed to cut the roll surface with a hard rubber cutter to avoid scratching the roll surface.

4. In case of electroplating wheel surface, such rollers should be used carefully and pay attention to the maintenance of wheel surface

5. If the wheel face moves to no clearance, it will cause wear between the wheel faces