BENCH GRINDER safety technical operation

1, users must comply with "metal cutting safety technology operating General"
2, the user must be familiar with wheel mechanism making, performance and maintenance of knowledge.
3, according to the grinding wheel specification, selection and consistent grinding machine spindle cutting tools  of the wheel. Have a new wheel collar factory certificate, or check test mark. Wheel before installation if found quality, hardness, size and appearance of cracks and other defects can not be used.
4, grinders must install solid and reliable fastening screws are not allowed to loose or damaged.
5, the wheel flanges have the same size, having a diameter smaller than the allowed wheel diameter of 1/3, the grinding wheel and the deck must have a flexible gasket.
6, tighten the nut, use special wrench, not overtighten prohibited hammer with a hard thing to prevent the wheel hit by fragmentation.
7, wheel installed, to install protective cover.
8, the newly installed wheel starts, not too fast, the first jog check, after 5 minutes to 10 minutes after the test switch, can be used. Interns may not replace wheel.
9, the wheel after starting, idling 2 to 3 minutes before use.
10, wheel shake, no synthetic diamond cover, prop knife wear and tear, installation card securely when not allowed to be used. Wheel and prop knife distance must be less than 3MM.
11, are not allowed to grind the workpiece or tool excessive force or impact grinding wheel. Too big too small hand control difficulties of the workpiece and non-ferrous, non-ferrous metals, etc., is prohibited on the grinding wheel machine.
12, on the same wheel ban on two simultaneous operation, nor the wheel side grinding workpieces.
13, grinding, workers are not allowed to stand in the front wheel, must wear protective goggles and a dust mask, grinding work longer, should be promptly cooled to prevent hot, prohibit the use of cotton yarn wrapped workpiece grinding .
14, often dressing grinding wheel surface balance, maintained in good condition.
15, grinding wheel wear and tear to the required size should be replaced immediately, otherwise prohibited.
16, inspection, maintenance, adjustment gap must be shut down operations.
17, grinders must be equipped with a good cleaning equipment, the installation location for easy operation, and must have good lighting, banned in the dark narrow operating environment.
18, utility grinders must be set by professionals, all wheel allowed moisture. Wheel should be checked before use, qualified before use.
19, should be promptly closed after grinding wheel machine power.