2013年8月16日星期五

Product installation and use of wheel


1 in the choice of grinding wheel should be based on their mode of operation, a reasonable choice of cutting and grinding wheel objects and conditions; particular attention: cutting the workpiece should be used T41 or T42 grinder, grinding the workpiece should be used T27 or T27a type wheel.
2 wheel must be visually inspected prior to installation, not allowed to use it on if it is damaged.
3 When installing wheel, flange to meet technical requirements, and require contact with the wheel flange surface clean and smooth, tighten wheel elastic medium, too loose, too tight or grinding wheel with flange contact surfaces are easily lead to uneven wheel damage; wrench only allows the use of a dedicated hand reinforcement, such as prohibiting the use of a long wrench or spanner beat, and beat prohibited wheel  cutting tools , to prevent damage to the wheel man.
4 wheel drive spindle should meet the technical requirements, and match with aperture wheel. If the shaft is too small, the wheel mounting misalignment, use will cause even blasting wheel beating.
5 Use the wheel, the wheel has to be installed protective cover, operating personnel required to wear  synthetic diamond equipment, and other personnel are prohibited on the wheel work surface to ensure safe use.
6 wheel installed, should be idling 1 ~ 2min, then official use.
7 wheel speed should not exceed the mark with the specified operating speed when using pneumatic equipment, especially when multiple machines using the same gas source, to control the air pressure, it is best to install a separate device for each pressure limiting valve to prevent pressure instability, resulting in too large to use than the maximum speed of the grinding wheel fracture injury.
8 when using the wheel slowly feed too much force could easily lead to wheel jammed and crashed wheel phenomenon. If there is jammed wheel and wheel lift off immediately to avoid wheel burned out or broken card.
9 does not allow multiple pieces of stacked cut workpiece, because more than overlap without clamping, the grinding wheel is stuck at work easily broken, leading to serious accidents.
10 should not end with a cutting wheel for grinding work. Sheet cutting wheel cutting angle of 90 °, cymbals grinding wheel angle of 15 ° ~ 30 °. Installation disc, only allows the use of a dedicated wrench tightening by hand, machine spindle should meet the requirements, using the disc, to slowly feed, to prevent too much force, the occurrence of millstones grinding angle of 0 to 30.

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