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The working principle of electric drill [2013-11-06]


Many people use the drill to drill, but the principle is not very understanding. The following will introduce the working principle of electric drill:
The working principle of electric drill is mainly: the rotor electromagnetic rotary or electromagnetic reciprocating small capacity motor makes the magnetic field cutting work operation, operation device driven by the transmission mechanism, drives the gear to increase bit power, so that the drill bit scraping surface, in order to penetrate the objects better.
A drill structure diagram:

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