Double-hole positioning gear grinding fixture for external cycloidal gear
A cycloidal gear and hole positioning technology, which is applied to gear tooth manufacturing devices, belts/chains/gears, gear teeth, etc., can solve the problem that the process requirements of high-efficiency and high-precision cycloidal gears cannot be met, and the clamping operation of fixtures is inconvenient. , low positioning accuracy, etc., to achieve the effect of sufficient positioning rigidity, strong self-centering ability, and accurate and reliable clamping
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[0025] Such as figure 1 Shown: a double-hole positioning grinding fixture for cycloidal gears with external teeth, which is composed of an upper fixture 1, a lower base body 2 and a clamping device arranged in the lower base body 2, and the upper fixture 1 is composed of an upper gland 1a , a Morse taper shank 1b and a mandrel 1c, the upper part of the upper gland 1a is fixed with a mandrel 1c, and the mandrel 1c is limitedly inserted into the Morse taper shank 1b and is rotatably connected by a bearing 12 , the positioning end surface of the upper gland 1a is set facing the top positioning end surface of the lower seat body 2 .
[0026] Such as figure 1 As shown: the clamping device is composed of a piston 3, a connecting plate 4, an excessive pull rod 5, 2 pull shafts 6, 2 positioning taper sleeves 7 and 2 expansion sleeves 8 with inner tapered surfaces. The piston 3 is set In the lower section of the lower seat body 2, the connecting plate 4 is arranged in the middle sect...
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