17results about How to "Reduce clamping" patented technology

The invention relates to the technical field of anti-deformation machining of thin-walled cylinders, and discloses an intelligent anti-deformation machining device for a thin-walled cylinder and a using method of the intelligent anti-deformation machining device. The device comprises a base, a supporting mechanism, a clamping height adjusting mechanism, a self-adaptive clamping mechanism and a positioning clamping head, the clamping height adjusting mechanism is arranged on the base, the supporting mechanism is arranged on the periphery of the clamping height adjusting mechanism, and the self-adaptive clamping mechanism is arranged on the clamping height adjusting mechanism and located above the supporting mechanism. A positioning clamping head is arranged on the self-adaptive clamping mechanism, and a displacement sensor and a pressure sensor are arranged on the self-adaptive clamping mechanism and the positioning clamping head respectively; according to the using method, the height of the self-adaptive clamping mechanism is adjusted through the clamping height adjusting mechanism, the thin-walled cylinder is fixed through the self-adaptive clamping mechanism and the positioning clamping head, and deformation and clamping force of the thin-walled cylinder are detected through the displacement sensor and the pressure sensor respectively. Deformation of the thin-walled cylinder in machining is effectively prevented.

The invention discloses a turnover device for a casting sandbox. The turnover device comprises a moving module, a vertical lifting module is connected to the moving module, a clamp module is connected to the vertical lifting module, and the clamp module is connected with a clamp up-down fine adjustment module and a clamp front-back fine adjustment module. According to the turnover device for the casting sandbox, full-automatic turnover of the large sandbox is achieved, the labor intensity of operators is reduced, the number of the operators is reduced, and the overall production efficiency and capacity are improved; automatic transplanting and transferring of the large sandbox on a production site can be achieved at the same time, and the flexibility of the large sandbox production process is improved; manual fine adjustment interfaces are arranged aiming at the height, the width, the front position and the rear position of the clamp, and accurate positioning and clamping of a sand box are achieved; aiming at the left position and the right position, the centering clamping mechanism is adopted, automatic positioning and centering of the sandbox are achieved, and the difficulty of manual fine adjustment is reduced.

The invention provides a bridge support replacing, taking and conveying device and method.The bridge support replacing, taking and conveying device comprises a support transferring assembly used for transferring supports, the support transferring assembly comprises a support telescopic part, a support driving part and a support picking part, the support driving part is located on the support telescopic part, and the support picking part is connected with the support driving part; the support picking part is used for picking a support, the support driving part is used for driving the support picking part so that the support picking part can clamp the support, and the support telescopic part is used for achieving synchronous movement of the support driving part and the support picking part. The large-stroke large-tonnage support can be replaced in a narrow space, movement is more stable when the support is replaced, and the replacement efficiency and precision of the support are high.

This invention discloses a heat treatment method and apparatus for engine housings. The method includes: performing a temperature test on a welded test ring; clamping the engine housing to be treated onto a transmission support mechanism and adjusting the relative position of the engine housing and the induction coil to ensure that the axis of the engine housing is coaxial with the axis of the induction coil; positioning the circumferential weld to the heating center region of the induction coil; controlling the transmission support mechanism to rotate the engine housing around its own axis and performing local induction tempering treatment on the circumferential weld through the induction coil; after the current circumferential weld has completed local induction tempering treatment, adjusting its position along the axial direction of the engine housing to allow the next circumferential weld to enter the heating center region, and repeating the local induction tempering treatment until each circumferential weld has completed local induction tempering treatment, thereby solving the problem of poor process compatibility between the heat treatment method and the process of thin-walled housings with large aspect ratio in the prior art.

The utility model discloses a die with trimming and shaping functions simultaneously, which relates to the field of stamping processing and comprises a lower die holder, an upper die holder opposite to the lower die holder, a punch mounted on the upper die holder and a male die mounted on the lower die holder. The upper die base and the lower die base are driven by an external mechanism to do relative reciprocating motion in the vertical direction. The punch and the upper die base move synchronously and are matched with the male die in an aligned mode. The male die is provided with a first convex part and at least one second convex part positioned on the side edge of the first convex part; the first convex part and the second convex part are opposite to form a vertical working groove opposite to the punch, the size of the working groove is matched with that of the punch, and when the punch is matched with the male die, the punch is inserted into the working groove. According to the die, the trimming process and the shaping process are integrated, the production steps can be greatly reduced, the machining efficiency is improved, meanwhile, the number of dies and the operation frequency are reduced, and therefore the equipment cost and the labor cost are reduced.

This application provides a punching and bending device, relating to the field of punching and bending technology. It includes a lower die base and an upper die base for connection with a punching head. The lower die base is equipped with a punch and an outer demolding assembly, while the upper die base is equipped with an inner demolding assembly and several punching posts. The inner demolding assembly cooperates with the punch to apply pressure and bend the workpiece placed on the punch. The outer demolding assembly cooperates with the punching posts to punch the bent workpiece. This invention integrates the inner demolding assembly and punching posts in the upper die base and the punch and outer demolding assembly in the lower die base, completing bending and punching sequentially in one punching stroke. Compared with existing technologies, this reduces the clamping and transfer of sheet metal, reduces process turnaround time, improves production efficiency, and simultaneously reduces the number of sheet metal processing positioning steps, thus improving processing accuracy.

The utility model discloses a clamping tool for milling an aircraft landing gear mounting and replacing device, which comprises a tool main body, the tool main body is provided with at least one mounting inclined surface, the mounting inclined surface is provided with a positioning groove matched with the mounting and replacing device in appearance, the positioning groove is provided with a clearance hole, a clearance angle and a clamping plate fixing hole, and the clearance angle is matched with the clamping plate fixing hole. A clamping block is arranged at the bottom of the tool body, and a through groove is formed in the tool body in the length direction. The fixing assembly is used for connecting the tool body with a guide rail groove of a machine tool, and the clamping assembly is used for connecting the tool body with a mounting and replacing device. According to the utility model, the mounting and replacing device can be quickly fixed on the working table of the machine tool, so that the calibration times of the mounting and replacing device on the working table of the machine tool are reduced, the clamping times are reduced, and the milling modification efficiency is improved.

The utility model discloses a large-breadth 3D laser carving machine for automobile decorating parts, and belongs to the technical field of laser carving machines, the large-breadth 3D laser carving machine comprises a workbench, a bottom plate is mounted on the lower side of the workbench, a supporting column is mounted on the upper side of the workbench, a moving part is arranged on the surface of the supporting column, a laser irradiator is arranged on the upper side of the workbench, and the laser irradiator is fixedly connected with the moving part; a controller is installed on the surface of the workbench, and a displayer is arranged on the upper side of the controller. A fixing assembly is arranged, a second handle is manually rotated to drive a first threaded rod to rotate, a first clamping plate is driven by a threaded cylinder in threaded connection with the first threaded rod to move under the limiting effect of a baffle, meanwhile, a second clamping plate moves in a matched mode under the elastic force effect of a telescopic spring, and a containing box is clamped on the surface of a supporting plate; and the placing box cannot be driven by a worker in the using process and cannot be overturned to fall to the ground, so that products are prevented from being scattered and damaged, and the production loss is reduced.

The utility model relates to the technical field of clamps, in particular to a multi-station hydraulic clamp which comprises a base and an installation seat, six dies are fixedly installed on the upper surface of the base, products are placed on the inner sides of the six dies, eight hydraulic rods are fixedly installed on the upper surface of the base, and the eight hydraulic rods are connected with the installation seat. First clamps are fixedly mounted at the upper ends of four of the eight hydraulic rods, second clamps are fixedly mounted at the upper ends of the other four hydraulic rods, and a plurality of top plates are uniformly and fixedly mounted on the upper surface of the mounting base, and every two top plates form a group. By means of the structure, stations of a plurality of products are integrated together to achieve simultaneous production and machining of the multiple stations, simultaneous machining and hydraulic clamping of the multiple stations are achieved, simultaneous machining of the multiple products can be achieved, the tool changing time of a machine is shortened, meanwhile, the running time of a program can be prolonged, tedious manual clamping is relieved, and the machining efficiency is improved. The processing efficiency is improved; and the labor is saved.

The automatic milling and grinding all-in-one machine comprises a milling head main shaft vertically arranged in a first main shaft box and a grinding head main shaft longitudinally arranged in a second main shaft box, a milling head cutterhead is arranged at one end of the milling head spindle, and a milling head spindle motor is arranged at the other end of the milling head spindle; a grinding wheel is arranged at the front end of the grinding head spindle; a grinding head spindle motor is arranged at the rear end of the grinding head spindle; a milling head measuring module is arranged on the side edge of the milling head spindle, and a grinding head measuring module is arranged on the side edge of the grinding head spindle. According to the automatic grinding machine, the functions of automatic grinding wheel repairing, automatic compensation, automatic workpiece measuring, automatic milling, automatic grinding and the like can be achieved on one device, multiple purposes are achieved, the occupied area is saved, and the automatic grinding machine has the advantages of being high in machining efficiency and machining precision. The problems that a grinding wheel needs to be manually trimmed and the machining efficiency is low due to the fact that only a grinding wheel with the width of 50-75 mm can be installed in a traditional milling and grinding machining device are solved, and the problem that an existing milling and grinding all-in-one machine cannot achieve intelligent production is solved.

The invention discloses a thin-wall hollow precipitation hardening type stainless steel structural part machining method and belongs to the technical field of machining. According to the machining method, the thin-wall hollow precipitation hardening type stainless steel structural part is machined and formed at a time through the machining method for the thin-wall hollow precipitation hardening type stainless steel structural part, and a reserved process flange is machined on the top side of a top ring cylinder of the thin-wall hollow precipitation hardening type stainless steel structural part. The invention aims to solve the problems of large material removal amount, complex part structure and high size and position matching precision requirement in the existing stainless steel structural part processing method, and the problems of high possibility of deformation and inaccurate size of the stainless steel structural part in the processing process. The rapid clamping and positioning tool is used for clamping in the subsequent process, the allowance is continuously and evenly removed, deformation of the thin-wall hollow precipitation hardening type stainless steel structural part caused by final allowance removal is avoided, the machining efficiency can be greatly improved, and the machining quality and efficiency are improved through the rapid clamping and positioning tool.

This utility model discloses an auxiliary fixture for coordinate measuring machine (CMM) measurement of a motorcycle frame, relating to the field of motorcycle frame inspection technology. It solves the problems of cumbersome operation, low efficiency, large errors, and inconsistent benchmarks in existing measurement methods. The fixture includes a front support mechanism, a rear support mechanism, and a mandrel. The front support mechanism includes a height-adjustable support platform, with height adjustment achieved via a lead screw, guide rail, and rotating handle. The rear support mechanism includes symmetrical left and right support seats connected by a connecting rod. The support seats have V-grooves and are fixed to the measurement platform by adjustable strong magnets. The mandrel passes through a hole at the rear of the frame and is placed in the V-groove. This fixture can accurately position the frame, adapt to the height requirements of different frame types, ensure stable rear positioning, unify the design, manufacturing, and inspection benchmarks, and improve measurement efficiency and accuracy. It is suitable for the inspection of four-wheeled and two-wheeled motorcycle frames.

The utility model discloses a one-time special welding positioning tool for an electro-tricycle frame, and relates to an improvement of an automatic welding tool, in particular to an improvement of an automatic welding tool for the electro-tricycle frame. The welding device comprises a base, two side stand columns, a welding support and a welding tray, the two side stand columns are fixedly arranged on the two sides of the base respectively, and the two ends of the welding support are fixed to the two side stand columns through hinge discs respectively; the side edge of the welding support is n-shaped, a welding tray is arranged on the upper surface of the welding support, and an electric tricycle frame rotating shaft fixing frame is arranged on the left side of the welding support. A welded electro-tricycle frame is reversely clamped, accessories and a main frame can be simply fixed through fixing of a fixing clamp and assistance of the clamp, interference of a platform to a welding gun is avoided through the clamping mode, all welding spots can be touched by the welding gun in the automatic welding process, the frame can be welded at a time, and the welding efficiency is greatly improved. And transition and movement are not needed in the midway, overall clamping and welding operation is simple, labor and sites are saved, welding operation is efficient, and clamping and welding cost is reduced.

The utility model provides a tire clamp which comprises a connecting rod, a frame arranged at one end of the connecting rod, a limiting assembly arranged at the end, away from the connecting rod, of the frame and an anti-disengaging assembly arranged at the end, close to the connecting rod, of the frame, and the other end of the connecting rod is used for being connected with a mechanical arm. The limiting assembly comprises limiting rollers symmetrically arranged on the two sides of the frame, the anti-disengaging assembly comprises a fixing base connected with the frame, a push-pull rod rotationally connected with the fixing base and an anti-disengaging hook, the push-pull rod is rotationally connected with the anti-disengaging hook through a linkage block, and the push-pull rod drives the anti-disengaging hook to rotate with the connecting position of the anti-disengaging hook and the fixing base as the circle center. When the mousing-hook rotates towards the side close to the limiting rollers, the two limiting rollers, the frame and the mousing-hook define a limiting space used for limiting a tire. The semi-automatic tire clamp is simple in structure and high in applicability, semi-automatic use of the tire clamp is achieved, the carrying efficiency of tires in the assembling process is improved, and the assembling quality of the tires is guaranteed.

The invention relates to a spraying device for production of a trimmer shell. Comprising a spraying box, and the top end of the spraying box is rotationally connected with a cover plate; the top end of the cover plate is fixedly connected with a sealing rubber strip; an observation window is formed in the side wall of the spraying box; a water outlet is fixedly connected to the side wall of the spraying box; the side wall of the spraying box is fixedly connected with a pair of storage boxes; a pair of nozzles is arranged on the inner side wall of the spraying box; the spray head is connected to the storage box through a pipeline; the bottom end of the spraying box is rotationally connected with a first fixing rod. The side wall of the first fixing rod is fixedly connected with a pair of electric push rods; the side wall of the first fixing rod is slidably connected with a supporting ring. The supporting ring is pushed through the electric push rod, so that the ejector rod forms uniform supporting force on the inner side of the shell, the shell can be quickly fixed, the preparation time is shortened, and the defects after spraying caused by the fact that a clamp shields an outer spraying surface during spraying of a spray head due to clamping and fixing from the outer side during shell fixing are reduced.

The newborn umbilical vein catheter fixing clamp comprises a lower clamping plate and an upper clamping plate, fastening assemblies are symmetrically arranged on the side faces of the lower clamping plate and the upper clamping plate, clamping cavities are symmetrically and fixedly formed in the opposite faces of the lower clamping plate and the upper clamping plate, and winding columns are symmetrically and fixedly connected to the top of the lower clamping plate. A containing groove is formed in the side face of the upper clamping plate, and an inner cavity of the containing groove is connected to the check block in a sliding and sleeved mode through a second spring. According to the newborn umbilical vein indwelling catheter fixing clamp, the problems that a thin film and an umbilical vein indwelling catheter are likely to loosen, and in addition, fixation through the thin film is not attractive are solved.

The utility model provides a bridge support replacing, taking and delivering device which comprises a support transferring assembly used for transferring a support, the support transferring assembly comprises a support telescopic part, a support driving part and a support picking part, the support driving part is located on the support telescopic part, the support picking part is connected with the support driving part, and the support driving part is located on the support telescopic part. The support driving part is used for driving the support picking part so that the support picking part can clamp a support, and the support telescopic part is used for achieving synchronous movement of the support driving part and the support picking part. According to the utility model, support transfer and jack transfer are carried out separately, manual intervention is effectively reduced, the support replacement efficiency and safety are improved, the support pickup part clamps the support, and the support telescopic part drives the support driving part and the support pickup part to operate simultaneously, so that not only can large-stroke large-tonnage support replacement in a narrow space be realized, but also the replacement efficiency and the replacement safety of the large-stroke large-tonnage support can be improved. And moreover, the support moves more stably during replacement, and the replacement efficiency and precision of the support are high.