1. Start and shut down in strict accordance with the operation sequence.
2. Unqualified personnel are not allowed to operate and maintain machine tools.
3. During the operation of the machine tool, personnel and articles are strictly prohibited from entering the workbench to ensure the safety of man-machine; Operators should be attentive and press the "emergency stop" button as soon as possible in case of danger.
4. To adjust the light path of the machine tool and adjust the cutting head in the follow-up mode, it must be carried out according to the correct operation sequence to ensure the safety of man-machine.
5. Every time you start the machine, go back to the reference point, check and clean the focusing lens, calibrate the coaxiality of the beam nozzle, open the cutting auxiliary gas, and the pressure in the bottle should not be less than 1MPa.