A kind of plate drilling device with variable diameter of drill bit
The technology of a punching device and a drill bit, which is applied to a fixed drilling machine and other directions, can solve problems such as inconvenience of use, and achieve the effect of improving work efficiency.
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[0017] The present invention will be described in further detail below by means of specific embodiments:
[0018] The reference signs in the drawings of the description include: frame 1, console 2, motor 3, cylinder 4, turntable 5, drill bit 6, water pipe 7, oil pipe 8, handle 9, transparent baffle 10, switch 11, drill body 12 , diameter increasing head 13, second through hole 14, rack 15, gear 16, gear teeth 17, groove 18, arc block 19, iron block 20, solenoid 21, spring 22, opening 23, roller 24, Cavity 25, waste collection area 26.
[0019] Example basic reference Figure 1~Figure 3 Shown: a plate punching device with a variable diameter drill bit, including a frame 1, an operation table 2 is connected to the frame 1 by bolts, a roller 24 is installed on the operation surface of the operation table 2, and the middle part of the operation table 2 is left There is a cavity 25, the left and right sides of the console 2 have waste collection areas 26, the right side of the co...
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