High-precision spiral positioning and clamping device
A positioning and clamping, high-precision technology, used in workpiece clamping devices, aircraft assembly, manufacturing tools, etc., can solve problems such as inappropriate clamping and positioning devices and inability to achieve clamping functions.
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[0015] The specific embodiments of the present invention will be further described below in conjunction with the accompanying drawings and technical solutions.
[0016] Such as figure 2 As shown, a high-precision screw positioning clamping device includes a threaded pin 1, a variable diameter mandrel 2, a steel ball 3, a washer 4, a spring 5, an outer hex nut 6, a pressure rod 7 and a handle 8;
[0017] The threaded pin 1 is a tubular structure, the front end is provided with a conical head for easy insertion into the hole, at least three radial holes are opened near the tapered head end, the radial holes are located on the same circumference, and steel balls 3 are installed in the holes; threaded pin 1 The middle part is used for the positioning of the body 9; the threaded pin 1 has an external thread at the rear, which is threadedly connected with the outer hex nut 6, and is used to compress the body 9; the end of the handle 8 is axially provided with a stepped through hole...
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