Safety several work description:
1. Select the grinding wheel with the spindle revolution of the grinder. Please check the grinding wheel before installation.Do not use it if any cracks or damages are found
2.The clearance between the inner hole of the grinding wheel and the spindle should not be too tight, which is generally controlled between 0.05~0.10 mm. When tightening the
nut, do not tighten it too tightly
3, The shield used by the grinder should cover at least half of the diameter of the grinding wheel
4. After the grinder is started, it must be idled for at least 2 minutes. During idling, the operator should stand in a safe
position, and it is strictly forbidden to stand in front of the grinding wheel or in the tangent direction
5. The rotation direction of the grinder should be correct, so that the grinding debris can only fly downward from the grinding wheel. Grinding is carried out after the grinder rotates smoothly. If the grinder runout is obvious, it should be stopped in time for dressing
6, The initial grinding can not be too hard, in order to avoid uneven grinding wheel force and accidents. Two people are not allowed to sharpen a knife on the same grinding wheel at the same time
7. It is strictly prohibited to use side grinding to avoid grinding wheel crushing. Do not grind copper, lead, wood and other things to prevent the grinding wheel from impingement
8, The sharpening time is long tool, should be timely cooling, to prevent hot hand
9. Regularly trim the surface balance of the grinding wheel. Keep it properly after use, do not knock against it, keep grinding wheel dry
10. always wear personal protective equipment, mask, eye mask, work cap, etc 11. Follow the instructions