Equipment maintenance generally includes daily maintenance, regular maintenance, periodic inspection and accuracy inspection. Equipment lubrication and cooling system maintenance is also an important content of equipment maintenance. The daily maintenance of equipment is the basic work of equipment maintenance, and it must be institutionalized and standardized. For the regular maintenance of equipment, work quotas and material consumption quotas should be formulated and evaluated according to the quotas. Regular equipment maintenance should be included in the assessment content of the workshop contract responsibility system. The periodic inspection of equipment is a planned preventive inspection. In addition to the human senses, the inspection means must also have certain inspection tools and instruments, which are performed according to the periodic inspection card. Regular inspection is also called regular inspection. Mechanical equipment should also be checked for accuracy to determine the strength of the equipment's actual accuracy.