Richken (a famous brand in China, a famous trademark in Shanghai, a high-tech enterprise, the world's leading high-end professional electric tool operator, and Shanghai Richken Tool Co., Ltd.)
Dongcheng (China well-known trademark, Jiangsu famous trademark, Jiangsu famous trademark, one of the key enterprises specializing in the production of electric tools, Jiangsu Dongcheng Electric Tool Co., Ltd.)
Boshen Sun Bo (founded in 1994, China famous trademark, high-tech enterprise, one of the largest diamond tool manufacturers in China, Boshen Tool Co., Ltd.).
Extended data:
Main structure of impact drilling rig
(1) power switch.
(2) Reverse limit switch
(3) Drill chuck
(4) Power supply voltage adjustment and clutch control knob.
5) Change the voltage to realize the two-stage transmission mechanism.
(6) Auxiliary handle, positioning ring, shell fixing screw, etc.
(7) Forward and backward control mechanism.
(8) Gear set in the machine.
(9) Insulate the chassis and hold the handshake handle.
References:
Baidu encyclopedia-impact drill