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I.Before operation
① Operators must wear protective equipment before operation.
② Carry out equipment spot check in strict accordance with the spot check system and make corresponding records; Keep the lubricating system clean, and the oil tank and water tank shall not be open.
③ Before placing the workpiece, open the grinding wheel cover, rotate the grinding wheel by hand, and check the tightness, balance and integrity of the grinding wheel.
④ Check whether each handle is at the specified position, whether the operation is flexible, and whether the safety protection devices are complete.
⑤ The operator should be familiar with the general performance and structure of the precision surface grinder.
II.In operation
① Turn on the main power switch, turn on the magnetic absorption switch, press the start button of the oil pump and the grinding wheel to run the machine without load, and then confirm that the normal operation of each component is OK.
② It is prohibited to calibrate the grinding wheel or hammer on the workbench, and it is prohibited to put anything on the control table to avoid damaging the machine tool and affecting the processing accuracy.
③ The length and width of the workpiece shall not exceed the length and width of the worktable surface.
④ For the ground workpiece, sampling inspection shall be carried out, and the workpiece can only be removed after the sampling results fully meet the process requirements.
⑤ Cut off the power supply when loading and unloading the grinding wheel, and place a wooden wrench on the workbench. Before loading the grinding wheel, it must be ensured that the grinding wheel has been balanced and corrected. Regularly use special tools and level to trim the grinding wheel and correct the balance of the worktable, so as to ensure that the calibration is conducted once a week.
⑥ No one or anything is allowed to approach the operating range of the precision surface grinder workbench.
III.After operation
① When the work is completed, the workbench shall be moved to the middle position, each handle shall be placed at the non working position, and the equipment power shall be cut off.
② When off duty, the precision surface grinder and its surroundings shall be cleaned, and the specified position shall be oiled for maintenance.
