Serious tool wear in CFRP drilling is one of the key problems to be solved urgently. Firstly, a suitable indirect evaluation index of tool life is selected according to the literature. The critical delamination force was obtained by blind hole pushing experiment. Then, tool wear experiments were carried out with double point angle drill, stepped drill and reverse edge compound drill to analyze ...
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WhatsApp: +86 18838072829SPINDLE SPEED This wheel is used to change the speed of the spindle for both high range and low range. The milling machine must be running when changing the speed. POWER FEED The power feed uses a motor to control the motion of the longitudinal feed in either direction at various speeds. Not all of the milling machines in the shop have this option.
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