Heteromorphic pin

In view of how to carry out reasonable maintenance for reducer made of special-shaped roller, the key is to solve the breakdown of reducer according to the analysis, and then to check and solve the situation of reducer. In addition, the machine and equipment of the reducer shall be prepared in advance for maintenance before operation

（1） Prepare accessories and t equipment in advance. Before the start of T, carry out a comprehensive inspection and verification on the raw materials and accessories used in the maintenance to ensure that they are in good condition and can be used; carry out a comprehensive external regular inspection and test on the applied maintenance tools and equipment, and the lifting safety tools and equipment of cable tray, electric safety tools and equipment, and central roller manufacturers are all within the inspection cycle time, and the external inspection meets the standard. After the inspection is up to the standard, all of them shall be transported to the specific parts of the maintenance site.

（2） Prepare in advance for supervision and inspection. Fixed management shall be carried out on the spot for maintenance. Before commencement, the layout of maintenance shall be carried out on the spot. All safety precautions shall be checked and implemented. The work ticket has already been applied for and carried out, and has the standard of opening.

（3） Safety disclosure before construction. During the work, the person in charge explained the common safety problems, maintenance quality regulations, and T progress to the staff of the fourth shift, and just started the on-site maintenance work at T.

（4） In order to successfully complete a large and medium-sized maintenance work, it is necessary to do a good job of "seven points in advance preparation, I points in dry". Pre job preparation is particularly important, mainly including the preparation of specific guidance documents for maintenance, the preparation of accessories and safety tools and instruments in advance, the preparation of supervision and inspection in advance, and the pre job safety disclosure.

（5） Prepare maintenance specific guidance documents in advance. Maintenance specific guidance document refers to the process, processing technology regulations and project acceptance product quality standards in the maintenance work, which must be strictly followed on the spot, and relevant project acceptance procedures shall be carried out. It mainly includes inspection package and maintenance.