8results about How to "Simple clamping method" patented technology

The invention discloses a mistake proofing tool for valve block positioning welding, and relates to the technical field of welding equipment manufacturing, the mistake proofing tool comprises a workbench, the top of the workbench is fixedly connected with a controller, the top of the workbench is fixedly connected with a welding box, the top of the welding box is provided with a welding device, the top of the workbench is fixedly connected with an electric telescopic rod, and the electric telescopic rod is fixedly connected with a motor. One end of the electric telescopic rod is fixedly connected with a sliding table, the bottom of the sliding table is slidably connected with a sliding seat, the bottom of the sliding seat is fixedly connected with the top of the workbench, and a clamping mechanism is arranged at the top of the sliding table. According to the valve block welding device, welding work of wide and many welding points distributed on the outer wall of a valve block is facilitated, and the problems that when conventional floor type clamping welding is conducted on the valve block, when different faces of the valve block need to be welded and clamped for multiple times, working time is long, efficiency is low, and the valve block deforms due to the fact that the valve block is clamped for multiple times are solved.

The invention relates to a micro sample self-centering clamping device for a synchrotron radiation in-situ test. Comprising a sensor transition connector, a first back tightening nut, an upper loading connecting rod, an upper in-situ clamping block, an upper clamp, a lower clamp, a lower in-situ clamping block, an auxiliary positioning tool, a lower loading connecting rod, an aligning connecting rod, a second back tightening nut, a spherical centering upper cushion block, a spherical centering lower cushion block and an aligning nut. According to the invention, stable clamping and high-precision self-centering of a small sample in a synchrotron radiation in-situ test are met, and the requirement that the small sample is combined with synchrotron radiation light source tomography to carry out a low-cycle fatigue in-situ test at a service temperature is met.

The utility model discloses a turbine shell milling processing fixing device which comprises a main frame, an upper clamping seat is arranged above the middle part in the main frame, a lower clamping seat is arranged below the middle part in the main frame, power mechanisms are arranged on the outer sides of the upper clamping seat and the lower clamping seat, and the two groups of power mechanisms are mutually staggered. By arranging the upper clamping seat, the lower clamping seat and the power mechanism, when the outer side of a turbine is milled, clamped and fixed, a turbine shell is arranged between the upper clamping seat and the lower clamping seat, and then a driving motor in the power mechanism drives a ball screw to rotate; in the rotating process of the ball screw, the ball screw is matched with the connecting sleeve to enable the upper clamping base and the lower clamping base to move in the opposite directions, the turbine shell is clamped and fixed through dislocation of the upper clamping base and the lower clamping base, the clamping mode is simple, operation is convenient, and the working efficiency of workers is improved.

The utility model discloses stator and rotor assembling equipment, which comprises a clamping module and a calibration module, and is characterized in that the clamping module comprises a frame, a T-shaped sliding plate which penetrates through the top of the frame in a sliding manner, a rectangular plate which is connected with the T-shaped sliding plate, two pressing plates which are movably connected with the rectangular plate, and a conveying belt which is movably embedded in the inner sides of the pressing plates. According to the utility model, after the rotor is tightly pressed by the two pressing plates, the motor is started by an external PLC, then the threaded rod enables the T-shaped sliding plate to move, and then the clamped rotor and the connecting plate move along with the rotor, in the process, a worker places the stator at the lower bending part of the limiting table, and when the rectangular plate collides with the bending part of the limiting table, the V-shaped plate tightly presses the stator, so that the stator is tightly clamped. The stator is tightly attached to the outer wall of the lower bending part of the limiting table, so that the stator and the rotor are vertically coaxial, then an external PLC is connected to start the hydraulic cylinder, and the hydraulic cylinder presses the rotor into the stator, so that the assembling operation is completed, and the assembling efficiency is improved.

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.

The utility model relates to the technical field of tin bar polishing, in particular to an efficient polishing device for tin bar production, which comprises a base, an inner polishing part and an outer polishing part are arranged on the base, and the inner polishing part and the outer polishing part are respectively used for polishing two ends of a tin bar. A clamp assembly and a driving assembly for driving the clamp assembly to rotate are arranged on the base. According to the efficient grinding device for tin bar production, through cooperation of the inner grinding piece and the outer grinding piece, the two ends of each tin bar can be ground at the same time, through arrangement of the clamp assembly, the multiple tin bars can be clamped at the same time, and when the clamp assembly rotates, the multiple tin bars can be driven to do circular motion between the inner grinding piece and the outer grinding piece at the same time; and the multiple tin bars are polished at a time, and the polishing efficiency is effectively improved.

The present invention discloses an error-proofing tool for positioning welding of valve blocks, and relates to the technical field of welding equipment manufacturing, comprising a workbench, wherein the top of the workbench is fixedly connected with a controller, the top of the workbench is fixedly connected with a welding box, the top of the welding box is provided with a welder, the top of the workbench is fixedly connected with an electric telescopic rod, one end of the electric telescopic rod is fixedly connected with a slide, the bottom of the slide is slidably connected with a slide seat, the bottom of the slide seat is fixedly connected to the top of the workbench, and the top of the slide is provided with a clamping mechanism, and the clamping effect of the valve block is completed by setting the clamping mechanism, and the valve block is clamped at a high position at the same time, which is conducive to the welding work of the widely distributed and large number of welding points on the outer wall of the valve block, and avoids the problems of long working time, low efficiency and deformation of the valve block due to multiple clamping when performing conventional floor-type clamping welding on the valve block, which requires multiple welding of different surfaces of the valve block and multiple clamping.