1, before operation, wear tight protective clothing, cuff fastening, coat hem can not be opened, gloves are strictly prohibited, and it is forbidden to wear, undress or wrap clothes around the machine to prevent the machine from being twisted. You must wear a helmet, braid your hair into your hat, and you are not allowed to wear skirts and slippers.

2. Before driving, check whether the machine tool transmission is normal, tools, electrical and safety protection devices and cooling water baffles are in good condition. The safety block on the drilling machine is not allowed to be disassembled, and should be adjusted and used according to the processing situation.

3. When the radial drilling machine clamps or corrects the workpiece, the radial arm must be moved away from the workpiece and lifted, and the trolley must be braked at the same time. The workpiece must be pressed or clamped by a pressure plate to avoid being thrown out by rotation.

4. Don't put anything else on the drilling machine bed, and stop when replacing the drill bit and fixture and loading and unloading the workpiece. Burred and unclean taper shanks are not allowed to be installed in the taper hole of the spindle. Wedge iron should be used for loading and unloading drill bits, and it is forbidden to knock with a hammer.