2results about How to "Simple clamping method" patented technology

The utility model discloses a gear shaft manual clamping hobbing universal clamp, its characterized in that: including base, elastic cover, compression sleeve, wherein elastic cover connection with the upper end of base, and compression sleeve is set up in the elastic cover outside, and the elastic cover has the axial direction expansion gap, and the elastic cover outside has the taper portion, the optical axis portion that connects gradually from top to bottom, the through hole of axial direction on compression sleeve, and the through hole includes taper extrusion hole section, smooth cylindrical hole section, thread hole section that connect gradually from top to bottom, wherein taper extrusion hole section and taper portion sliding fit, and smooth cylindrical hole section is on the guide shaft section of base upper portion sliding fit, and thread hole section and the outer thread section of base middle portion are screwed together. The utility model has the beneficial effects including: the simple structure of clamp, the low manufacturing cost can be adapted to the gear shaft hobbing processing of the hole of end face, and its clamping mode is simple, can realize manual clamping relaxation, need not single facility clamping drive device.

The utility model relates to the field of sheet metal machining, and discloses an adjustable sheet metal machining clamp which comprises a supporting frame, supporting plates and limiting rods, a positioning block is fixedly connected to one side of the top of the supporting frame, the supporting plates are installed on the top of the positioning block and the other side of the top of the supporting frame correspondingly, and a guide block is fixedly connected to the bottom of one supporting plate; wherein an inserting rod is fixedly connected to one side of one supporting plate, threaded rods are movably installed on the two sides of the two supporting plates, a shaft block is movably installed in the limiting rod, a positioning bolt is movably installed at one end of the limiting rod, and positioning plates are fixedly connected to the two sides of the shaft block. By adjusting the positions and angles of all the components, high adaptability is achieved, the clamping and machining requirements of different metal plate workpieces are met, clamping stability is ensured, operation is simplified, the machining efficiency is improved, manual adjustment complexity is reduced, larger operation space and convenient adjustment can be provided during vertical bending machining, and machining convenience is improved.