Small-hole grinding tool for correcting hole diameter
A grinding tool and aperture technology, applied in the direction of grinding machines, manufacturing tools, grinding/polishing equipment, etc., can solve the problem of customizing multiple tools, and achieve the effect of reasonable structural design
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[0019] see figure 1 , the small hole grinding tool used to correct the aperture includes a grinding mandrel 1, the grinding mandrel is a conical shaft, and its large diameter end is a clamping part, and the clamping part is radially provided with a ring groove, and an opening is clamped in the ring groove The traveler 2; the other side is the working part, and the working part is equipped with an opening grinding sleeve 3. The taper of the working part of the grinding mandrel 1 and the taper of the inner hole of the open grinding sleeve 3 are both 1:50 degrees, the wall thickness of the open grinding sleeve is 0.8-1.2 mm, and the opening groove is an oblique opening groove at an angle with the axis; The cross-section of part of the annular groove is semicircular.
[0020] When in use, put the end of the taper mandrel with the open traveler 2 into the drill chuck of the drill press, put the open traveler into the ring groove of the clamping part of the drill chuck during clamp...
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