CNC machine tools are integrated in machine, electricity and liquid, and are characterized by intensive technology and knowledge. Therefore, the maintenance personnel of CNC machine tools must not only have knowledge of machining process and hydraulics and pneumatics, but also knowledge of computer, automatic control, drive and measurement technology, so as to fully understand and master CNC machine tools and maintain machine tools. Maintenance work. Maintenance personnel should read the relevant instructions of CNC machine tools in detail before maintenance, and have a detailed understanding of CNC machine tools, including machine structure features, numerical control working principle and block diagram, and their cable connections.
The purpose of routine maintenance and maintenance of CNC machine tools is to extend the use of components to extend the cycle of mechanical components throughout the ages; to prevent accidental accidents, to keep the machine in good condition, and to maintain stable operation for a long time.
The contents and requirements of the daily maintenance of different types of CNC machine tools are not exactly the same. For specific machine tools, there are clear provisions in the manual, but in general, the following aspects are included;
There is a practical maintenance system. This is the key to doing a good job of daily maintenance. If there is no sound system, no matter how good the regulations can be implemented.
There are clear operating procedures. This is one of the important measures to ensure the safe operation of CNC machine tools. Operators must operate according to the operating procedures. In the operating procedures, the order of starting and shutting down and precautions should be clearly specified. For example, after starting the machine, the automatic reference point should be manually or programmed. The non-electric repair personnel, including the operator, cannot move the electrical appliances at random; the parameters cannot be modified arbitrarily; It is not allowed to open or close the door of the electrical cabinet during normal operation; the machine is prohibited from pressing during normal operation: emergency stop button and reset button.
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