Dual-piece hobbing fixture
A gear hobbing fixture and two-piece technology, applied in gear teeth, gear cutting machines, manufacturing tools, etc., can solve the problems of low positioning accuracy, time-consuming clamping, and low processing efficiency.
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[0020] Below in conjunction with accompanying drawing and embodiment technical solution of the present invention is described in further detail:
[0021] For the convenience of description, the "up" and "down" referred to in the following figure 2 The up and down directions are the same, but it does not limit the structure of the present invention.
[0022] Such as figure 2 The shown two-piece gear hobbing fixture includes a tapered mandrel, an upper column 1 and a first tie rod 6. The tapered mandrel includes a stepped shaft 9 and a cone 4. The upper end of the stepped shaft 9 is connected to the larger diameter end of the cone 4. And the outer diameters are equal in size, the lower end surface of the tapered mandrel is axially provided with a first through hole 7 and a counterbore 11 for arranging the second pull rod 10, and the centerlines of the first through hole 7 and the counterbore 11 are on the same line; The periphery of the cone 4 is provided with a spring expan...
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