37results about How to "Improve stamping precision" patented technology

The invention relates to the field of automobile part machining, in particular to an automobile part production die stamping device which comprises a mounting platform, a hydraulic telescopic rod, a mounting plate, a stamping head and the like. The mounting platform is fixedly connected with a plurality of hydraulic telescopic rods; the telescopic parts of all the hydraulic telescopic rods are jointly and fixedly connected with a mounting plate, and the mounting plate is slidably connected with the mounting platform. And the mounting plate is fixedly connected with a punching head. The stamping dies are mounted in the mounting grooves in the upper side and the lower side of the mounting die correspondingly, and the mounting die rotates and switches, so that in the supporting and limiting process and the next stamping process, a stamping part formed through stamping can be automatically demolded synchronously, stamping and demolding are synchronously carried out, waiting for demolding of the stamping part is not needed, and the production efficiency is improved. And therefore, the overall punching efficiency is greatly improved.

The present invention provides a hydraulically controlled stamping device for a radial diffuser assembly, which relates to the technical field of stamping equipment, and comprises a hydraulic control unit, on which a blanking auxiliary part is installed; the blanking auxiliary part is used for punching holes; a heating forming part is installed on the hydraulic control unit; a lower die separation part is installed on the heating forming part; the lower die separation part is used to move downward and separate from the stamping workpiece; a stamping trimming unit is installed on the blanking auxiliary part; the lower die separation part adopts a detachable structure to ensure stable stamping and one-time punching of a cover plate, and can automatically move downward away from the cover plate to facilitate trimming work, and adopts a detachable structure to ensure the continuity of cover plate processing, so as to solve the problem that the current radial diffuser assembly stamping device is not convenient for automatically trimming the punched holes after stamping the steel plate, and the processing continuity is poor.

The cutter module comprises a first positioning plate, a stamping plate and a second positioning plate which are stacked, a mounting groove is formed in one face of the first positioning plate, and a cutting opening is formed in the first positioning plate; the guide column is arranged between the first positioning plate and the second positioning plate and penetrates through the stamping plate; one end of the first cutter is installed on the stamping plate and arranged at the position corresponding to the cutting opening. One end of the second cutter is mounted on the stamping plate and is arranged at a position corresponding to one end of the mounting groove, so that the second cutter can cut the end part of the to-be-stamped workpiece; and the cover plate is arranged on the first positioning plate and covers the mounting groove. The punching precision is effectively improved, the product quality is improved, when the device is applied to the semiconductor clamping welding machine, the copper flat belt can be rapidly and efficiently punched and cut to obtain the high-precision clamping piece, the clamping piece can be rapidly applied to the clamping welding machine, and the yield of chips is improved.

The utility model discloses an upper cross beam structure of a closed four-point high-speed precision press, which comprises an upper cross beam, the upper cross beam is of a symmetrical structure, two ends of the upper cross beam are respectively provided with a mounting hole, each mounting hole is respectively provided with a first sliding bearing seat, and at least one mounting hole is provided with a flywheel seat; a first installation seat is arranged in the middle of the upper cross beam, a second installation seat is detachably arranged on the first installation seat, lower bearing seats are arranged at the two ends of the first installation seat respectively, upper bearing seats are arranged at the two ends of the second installation seat respectively, and each upper bearing seat and the corresponding lower bearing seat form a second sliding bearing seat. According to the technical scheme, the upper cross beam is of a unique split type structure, and the first installation base and the second installation base are connected through the attached installation planes and the bolts. On one hand, machining is facilitated, and the overall machining difficulty is reduced; and on the other hand, when the precision deviation of the hole system is detected, fine adjustment can be carried out by repairing the mounting plane.

The utility model provides a nickel strap stamping mechanism which comprises a second installation vertical frame, a stamping assembly, a traction assembly, a guide roller, a first clamping assembly and a second clamping assembly, the stamping assembly and the traction assembly are both fixed on the second installation vertical frame, and the stamping assembly corresponds to the right side of the traction assembly. The guide rollers are rotatably mounted on the second mounting vertical frame, the three sets of guide rollers correspond to the left side of the traction assembly and the right side of the stamping assembly respectively, the traction assembly and the stamping assembly are arranged, and the first clamping assembly and the second clamping assembly are both fixed to the second mounting vertical frame. The first clamping assembly corresponds to the right side of the stamping assembly, the second clamping assembly corresponds to the left side of the traction assembly, and the nickel strap defect punching device has the advantage that defect units on a nickel strap can be stably punched with high precision.

The utility model relates to the technical field of stamping forming, in particular to a stamping device for an automatic stamping forming machine, which comprises a rack, the rack comprises a stamping workbench and a stamping driving box, the stamping workbench is fixedly connected with the outer side surface of the stamping driving box through a connecting rod, and the two ends of the connecting rod are detachably connected to the rack; limiting buckle grooves are formed in the upper end and the lower end of the side, close to the rack, of the connecting rod, the limiting buckle grooves are matched with limiting protrusions on the outer side of the stamping workbench and the outer side of the stamping driving box correspondingly, and the connecting rod is connected with the rack through a fixing piece. The stamping precision of the stamping device can be improved, and meanwhile, the equipment replacement and maintenance cost is reduced.

The invention relates to a punching machine with a suction cup feeding structure for glass bottle cap manufacturing, and belongs to the technical field of glass bottle cap machining equipment.The punching machine with the suction cup feeding structure for glass bottle cap manufacturing comprises a base, a mounting frame is arranged at the top of the base, and a rotating roller is arranged in the mounting frame; a mounting frame is arranged on one side of the base, a vacuum suction cup mechanism is arranged in the mounting frame, a lifting assembly is arranged on one side of the base, and the lifting assembly comprises a bottom plate arranged on one side of the base, in the invention, stacked plates are placed on a top plate, a hydraulic cylinder is started to enable a round rod of a shear type connecting rod to slide along the bottom plate, the connecting rod rotates to drive the top plate to ascend, and a vacuum suction cup sucks up a single plate; after being conveyed by the rotating roller and leveled by the upper roller shaft and the lower roller shaft, the sheet metal falls to the punching machine along the third baffle, the sensing device monitors the height of the sheet metal in real time, the hydraulic cylinder is controlled to lift the top plate along with consumption of the sheet metal, deformation wrinkles caused by height reduction caused by consumption of the sheet metal in the feeding process are solved, and therefore the feeding stability is guaranteed.

This utility model discloses a precision stamping die for mass production of 1500MPa grade cold-formed steel, relating to the field of cold-formed steel stamping technology. The precision stamping die for mass production of 1500MPa grade cold-formed steel includes a base, a frame fixedly mounted on top of the base, a lower die base fixedly mounted on the base, two hydraulic presses fixedly mounted on the top of the frame, pressure plates fixedly mounted on the piston ends of the two hydraulic presses, two guide sleeves fixedly mounted below the pressure plates, two guide pillars slidably mounted within the two guide sleeves, four support rods slidably mounted on the pressure plates, the lower ends of the four support rods fixedly connected to a pad, and four springs respectively sleeved on the four support rods, the upper ends of the springs fixedly connected to the lower surface of the pressure plates. This design greatly improves the precision of stamped parts and reduces the scrap rate. The design of the support rods, pads, and springs allows the springs to push the pads to assist in unloading after stamping, making the unloading process smoother and improving production efficiency.

The utility model discloses a hardware stamping device of quick discharge, including frame, set up on the workbench, control system, drive mechanism and stamping die set, the stamping die set includes stamping upper die holder and stamping lower die holder, stamping upper die holder is connected to frame top through drive mechanism, stamping lower die holder is connected to frame top through drive mechanism, stamping lower die holder is connected to frame top through drive mechanism, stamping lower die holder is connected to frame top through drive mechanism. The stamping lower die base is arranged on the workbench, the stamping lower die base is provided with a die cavity and a demolding ejection assembly arranged in the die cavity, and a discharging channel is arranged in the workbench. And on the whole, through the automatic discharging mechanism, the punching efficiency is greatly improved. And meanwhile, by optimizing the driving mechanism, the guide assembly and the ejection mechanism, the stamping precision, stability and reliability of the equipment are improved, and the service life is prolonged. The automatic process is further improved, and manual intervention is reduced. The stamping device has the remarkable advantages in the aspects of improving the production efficiency, guaranteeing the product quality and reducing the maintenance cost.

The present invention discloses a sheet material processing device, which includes: a workbench; a sheet material processing mechanism, which is fixedly installed on the workbench; a sheet material discharging mechanism, which is fixedly installed on the front end of the sheet material processing mechanism; and a sheet material cutting die, which is fixedly installed on the rear end of the sheet material processing mechanism. The sheet material processing mechanism in the present invention can avoid interference between two sheets during feeding and punching, greatly improving punching accuracy; the sheet material discharging mechanism improves discharging efficiency and reduces labor costs; the sheet material cutting die can achieve precise cutting of sheets, greatly improving cutting accuracy and improving product yield.

The utility model discloses a cup blanking die, and relates to the field of dies. Comprising an upper die assembly and a lower die assembly, the upper die assembly comprises an upper die plate, a stamping column and an upper stamping table, an elastic telescopic assembly is arranged between the upper die plate and the upper stamping table, and a discharging groove and a forming cavity are formed in the lower die assembly. A steel coil is firstly clamped and fixed through a discharging groove and an upper stamping table, then in the process that a stamping column continuously gets close to a forming cavity, the stamping column and the forming cavity are matched to stamp the steel coil, an elastic telescopic assembly is made to compress and drive the upper stamping table and the discharging groove to be matched to cut the steel coil, and in the stamping process, the stamping efficiency is improved. The upper punching table and the discharging groove clamp and fix the steel coil, so that the steel coil is not prone to deviation, the punching precision is higher, punching and cutting are achieved at the same time, and the production efficiency is high.

This invention discloses a crankshaft-type dual-point multi-link press, relating to the field of press technology. It includes a support table, table body, crankshaft assembly, trolley assembly, and track. The crankshaft assembly includes a motor, transmission gears, a large gear, and a crank-connecting rod mechanism to achieve a "slow down, fast up" stamping motion. The trolley assembly includes a geared motor, drive wheels, and track cleaning blades to achieve smooth transfer of the entire machine and track cleaning. Anti-eccentric load devices are provided on both sides of the crankshaft assembly. These devices include a connecting drive assembly, a guiding and stabilizing assembly, and a clamping support assembly. This invention uses the sliding block to trigger the connecting drive assembly when it descends, which, in conjunction with the multi-link, achieves eccentric load compensation. The guiding and stabilizing assembly provides high-precision vertical guidance, and the clamping support assembly dynamically clamps the guiding structure during the stamping process. The entire machine has a compact structure, stable operation, high stamping accuracy, and strong anti-eccentric load capability.

The present invention relates to the technical field of air conditioner accessories production, and discloses a partition processing device for an air conditioner outdoor unit and a method of using the device, comprising a main body, a lower template box fixedly connected to the bottom inner wall of the main body, a lower template fixedly connected to the top of the lower template box, four sliding grooves opened on the top of the lower template, a hydraulic rod fixedly connected to the top inner wall of the main body, an upper template fixedly connected to the output end of the hydraulic rod, and the upper template slidably connected to the inside of the main body. The adsorption force generated by the present invention when extracting gas inside the hollow plate can enable the adsorption ball to be tightly attached to the bottom of the plate. At the same time, the adsorption force can effectively fix the position of the plate before stamping begins, reduce the movement caused by the uneven surface of the plate during stamping, reduce the dimensional deviation and shape deformation caused by the movement, and improve the stamping accuracy of the product.

The invention belongs to the technical field of automobile part production, and particularly relates to an anti-scratch punch forming device for automobile part manufacturing, which comprises an operation table, the operation table is provided with a sliding groove, a transverse groove and a first through groove, the outer wall of the operation table is fixedly connected with a long plate, an L-shaped rod and a shell, and the operation table is provided with a feeding device. A stamping device is arranged on the L-shaped rod, the feeding device comprises a motor, and an output shaft of the motor penetrates through the plate body and is rotationally connected with the plate body. According to the anti-scratch punch forming equipment for automobile part manufacturing, when a motor is started, a reciprocating screw fixedly connected with the output end of the motor rotates, a threaded block in threaded connection with the reciprocating screw pushes a pipe fitting to move towards the punching device, and according to the design, the reciprocating screw is driven by the motor, so that automatic feeding of the pipe fitting is achieved; the production efficiency is greatly improved, the pipe fitting does not need to be manually placed and taken out, the labor cost is reduced, and meanwhile operation errors caused by human factors are avoided.

The application relates to the field of metal piece stamping, and discloses a negative angle shaping and delay pressure maintaining composite structure for electronic product thin-wall metal piece stamping, which comprises a stamping machine base, the top of the stamping machine base is fixedly connected with a bottom die support plate. The hinged points of the curved lever, the second connecting rod and the third connecting rod are in the same straight line through the transmission mechanism for driving the movement of the curved lever, the mechanism reaches the dead point position, at this time, the dead point mechanical self-locking characteristic is utilized, the punch can keep stable pressing pressure on the workpiece without the need of continuous external power input, delay pressure maintaining is realized, material springback is effectively inhibited, the shape and size stability of the product is ensured, and the pure mechanical self-locking structure avoids the pressure fluctuation problem caused by system leakage in the traditional hydraulic or pneumatic pressure maintaining mode, and the safety and reliability of the equipment are improved.

The invention discloses a welded bearing retainer which comprises a first ring beam, a second ring beam and a plurality of bent window beams, and pocket holes used for installing rotating bodies are formed between every two adjacent bent window beams and the first ring beam and between every two adjacent bent window beams and the second ring beam in a surrounding mode. The bent window beam comprises a bent part as well as a first part and a second part which are symmetrically arranged at two ends of the bent part; first oil passing grooves are formed in one sides, facing the pockets, of the first ring beam and the second ring beam; the sides, facing the pockets, of the first part and the second part are provided with first pressing slopes, each bent part comprises a linear section and bent sections at the two ends of the linear section, the sides, facing the pockets, of the bent sections are provided with second pressing slopes, the sides, facing the pockets, of the linear sections are further provided with oil passing slopes, and oil passing gaps are formed between the oil passing slopes and the rotating body. And the bending section is provided with an arc-shaped bending structure. By adopting the structure, the flowability of lubricating grease can be improved, the lubricating effect of the retainer is improved, the rotating friction loss is reduced, and the durability and safety of the whole bearing structure are improved.

The utility model belongs to the field of punch forming devices, and particularly relates to a distribution box wire hole plate punch forming device which comprises a forming base, a male die plate is slidably connected in the forming base, an auxiliary mechanism is arranged in the forming base, and a guide frame is slidably connected in the forming base. A first spring is arranged on the outer side of a rod piece of the guide frame, a frame is fixedly connected to the outer side of the forming base, two symmetrically-distributed hydraulic cylinders are fixedly connected to the upper end of the frame, and the lower ends of the output ends of the two hydraulic cylinders are jointly and fixedly connected with an extrusion plate. The guide frame, the male die plate, the first spring and other structures are additionally arranged in the forming base, the first spring can be compressed in the stamping forming process, the first spring is reset after stamping is completed, the formed stamping part can be pushed out from the interior of the forming base after the first spring is reset, and therefore the stamping part can be conveniently formed. Therefore, the wire hole plate is more convenient to demould after being formed.

The present invention relates to the technical field related to metal stamping, and specifically to a continuous stamping forming device and a forming method based on clamping and limiting. The continuous stamping forming device based on clamping and limiting comprises a fixed base, a slewing bearing arranged on the fixed base, and a plurality of stamping processing structures equidistantly arranged on the slewing bearing along the circumference, the stamping processing structure comprises two arms fixed on the slewing bearing and a stamping die set arranged on the arms; the stamping die set comprises a static die fixed to the arms by a plurality of columns and a dynamic die movably arranged on the arms and adapted to the static die, the dynamic die is fixedly connected to the movable ends of two hydraulic cylinders installed on the arms, a plurality of clamping and limiting mechanisms are arranged on the dynamic die, and a mechanical interlocking method is adopted. Compared with the control method through sensor components and circuit programs, the reliability is higher, and the occurrence of failures and losses in production are effectively reduced.

The utility model relates to the technical field of stamping dies, and discloses a stamping die convenient to replace for punching and shearing sheet materials, which comprises a stamping machine, a base is fixedly assembled in the middle of the stamping machine, a movable groove is arranged in the middle of the base, and a first sliding groove and a second sliding groove are respectively arranged on the outer wall of the base. The top of the base is slidably connected with a sliding seat, a limiting block is fixedly assembled at the bottom of the sliding seat, and the outer wall of the limiting block is rotatably connected with a first screw rod. According to the stamping die, the stamping machine, the base, the first fastening nut, the second fastening nut, the first screw rod, the second screw rod and the third screw rod are arranged, so that in the using process of the stamping die, a user can adjust the positions of the pressing plate and the sliding seat by rotating the first fastening nut and the second fastening nut; and therefore, a user can conveniently clamp bodies of different models and sizes, the operation process is simple, and the operation efficiency of the user is improved.

The utility model relates to the technical field of surveillance cameras, and discloses a surveillance camera lens base mold block which is characterized in that a convex wrapping head is mounted at the top of a supporting seat, one end of the convex wrapping head is located in a through groove, a pressing plate is arranged above a top plate, and a pre-pressing assembly is arranged on the pressing plate; a pressing plate drives a fixing plate to abut against the upper portion of a plate in the moving process, the plate can be pre-pressed, the plate is prevented from moving before being punched, and the punching precision of the plate is improved; a pressing column is pushed by a fixing plate to move in a connecting groove, when a pressing plate abuts against the upper portion of a top plate, the downward pressing contact area is increased, the stamping stability is improved, the pressing plate continues to move downwards, a convex wrapping head moves out of a through groove, upward force is applied to a plate from bottom to top through the convex wrapping head, and therefore stamping of the plate is completed; through the arrangement that the plate material abuts against the punch, the punching precision can be improved, abrasion of the punch and the die is reduced, and meanwhile the plate material does not need to be turned over when follow-up procedures are carried out.

The utility model belongs to the field of stamping, particularly relates to a sheet metal workpiece stamping die capable of correcting the position, and aims to solve the problems that when materials are stamped in the prior art, accidents are easy to occur due to the fact that the materials are generally stamped by holding the materials by a worker, and the body burden of the worker is large in the process of stamping the materials for a long time. According to the technical scheme, the stamping device comprises a top plate, side plates, rectangular plates and two bottom plates, the two sides of the bottom of the top plate are fixedly connected with the tops of the two side plates respectively, the bottoms of the two top plates are fixedly connected with the two sides of the top of the same rectangular plate respectively, and therefore the whole stamping process is high in automation degree; the device is simple in structure and easy and convenient to operate, a worker is allowed to finely adjust the first roller according to the size of a material, the moving stability and conveying smoothness of the material are ensured, meanwhile, accurate position correction of a metal plate workpiece before stamping is achieved, and the stamping precision and the product quality are improved.

This utility model discloses a continuous stamping forming device with waste discharge, including a worktable, a lower die base installed on the top of the worktable, a stamping groove for placing stamping plates inside the lower die base, a plate conveying mechanism installed on both sides of the worktable on the lower die base, support columns installed on the four sides of the top of the worktable, a top plate installed on the top of the support columns, a hydraulic cylinder installed at the center of the top plate, an upper die base installed at the power output end of the hydraulic cylinder, several stamping heads of different shapes installed at the bottom of the upper die base, a discharge groove provided at the corresponding stamping head of the lower die base, a discharge cavity provided on the inner side of the worktable, the output end of the discharge groove connected to the discharge cavity, a base installed on the four sides of the bottom of the discharge cavity, a spring installed on the top of the base, a lock seat installed on the top of the spring, a vibration guide plate installed on the top of the lock seat, the vibration guide plate is set at an incline, a vibration motor is installed at the bottom of the vibration guide plate, and a discharge port is provided at the output end of the discharge cavity on the worktable.

The invention relates to the technical field of punch forming, and discloses high-quality hardware intelligent punch forming equipment which comprises a hardware placing and rotating switching mechanism, a vertical plate, a punching mechanism and a movable adjusting and discharging mechanism, and the hardware placing and rotating switching mechanism comprises a transverse plate, a driving motor, a supporting disc and a hardware placing base. A bottom plate is fixedly arranged at the bottom of the vertical plate, a base plate is fixedly arranged between the bottom of the bottom plate and the transverse plate, a top plate is fixedly arranged at the top of the vertical plate, the stamping mechanism comprises a hydraulic device, a stamping base and an upper die base, and the movable adjusting discharging mechanism is arranged on the side portions of the hardware placing and rotating switching mechanism and the stamping mechanism. The device is used for primarily rolling, brushing and polishing the outer surface of the formed hardware. Hardware at different positions can be rapidly and continuously switched, the hardware is accurately adjusted and positioned to the position above the hardware for automatic discharging, the outer surface of the formed hardware is preliminarily rolled, brushed and ground, and the discharging and grinding angle can be flexibly adjusted according to the actual position and shape of the hardware.

The invention relates to the technical field of aluminum bar punch forming, in particular to an aluminum bar punch forming device which comprises a machine body, a workbench, a punching mechanism and a punching die. A workbench is fixedly installed on the machine body, a stamping die is fixedly installed on the workbench, a stamping mechanism is fixedly installed on the machine body, and the stamping mechanism is fixedly connected with the top of the stamping die. The stamping die comprises a lower die body, a moving cylinder, a moving rod, an upper die body, a first cylinder, a second cylinder, a lower die plate, an air inlet pipe and an upper die plate. The stamping mechanism drives the upper die to move downwards, so that the upper die plate and the lower die plate get close to each other, the aluminum row is stamped, meanwhile, the aluminum plate is heated and cooled through the lower die plate, and the aluminum row is demoulded through airflow; according to the aluminum bar stamping die, after stamping of an aluminum bar is completed, slight springback deformation generated during demolding is avoided, the stamping precision is improved, meanwhile, manual demolding is not needed, and the demolding efficiency is greatly improved.

This utility model relates to the field of metal processing technology, and in particular to a positioning structure for stamping anti-deformation thin metal sheets. It includes: two sets of clamping plates, each set of clamping plates being mounted on the side walls of an upper mold and a lower mold respectively via two magnetic structures; a lever is fixedly connected to the magnetic structure on the upper mold; a positioning mechanism is disposed on the lower clamping plate, the positioning mechanism including a mounting base fixed to the side wall of the clamping plate, a sliding opening through the side wall of the mounting base, a push rod slidably connected in the sliding opening, an elastic reset mechanism between the push rod and the mounting base, a slide rail fixedly connected to the top of the mounting base, and symmetrical sliding grooves on the inner wall of the slide rail; through the positioning mechanism on the clamping plate, the downward movement of the upper mold drives the lever to abut against the slide rail, thereby achieving automatic position adjustment of the thin metal sheet through the linkage of the rotating rod, the push rod, and the push plate.

The utility model provides a plate positioning device for high and low die cavities. The plate positioning device comprises a flange assembly, a pressing plate assembly and a supporting plate assembly. The flange assembly is limited at each edge of the high and low die cavities to prevent the horizontal deviation of the plate; the pressing plate assembly comprises a pressing plate, a pressing plate connecting base and a pressing plate driving mechanism, the pressing plate driving mechanism is connected with the pressing plate and can drive the pressing plate to rotate, and the pressing face of the pressing plate can be pressed on the upper surface of the edge of the plate covering the high-position molded surface area; the supporting plate assembly comprises a supporting plate, a supporting plate connecting base and a balancing weight, the supporting plate is rotatably connected to the supporting plate connecting base, the end, away from the plate, of the supporting plate is connected with the balancing weight, and the end, close to the plate, of the supporting plate is provided with a protruding supporting part; under the driving of the gravity torque of the balancing weight, the supporting part extends out of the front face of the supporting plate connecting base and supports the suspended part of the plate covering the low-position molded surface area. According to the utility model, the efficient avoidance and accurate positioning in the stamping process can be realized while the stable support of a plate in a low-position area is ensured.

The invention discloses a stamping device for chain processing and production, which comprises a fixed block, a damping block is fixedly mounted in the fixed block, a stamping head is arranged in the damping block, an oil injection groove is formed in the stamping head, an oil injection tank is fixedly mounted in the oil injection groove, and a plurality of oil injection holes are uniformly formed in the outer side of the oil injection tank. A baffle is fixedly connected to the outer side of the oil injection groove, an oil overflow opening is formed between the bottom end of the baffle and the oil injection groove, the outer end face of the oil overflow opening is a round corner, and the oil injection tank communicates with a guide pipe. Lubricating oil is pressed into the oil injection tank from the guide pipe, then sprayed out through the oil injection hole and blocked by the baffle to flow down, the baffle prevents the lubricating oil from being sprayed to the four sides, the utilization rate of the lubricating oil is reduced, finally, the lubricating oil evenly flows on the surface of the stamping head through the oil overflow opening, oil supply is conducted from the interior, use is convenient, and the stamping effect is improved. And meanwhile, the lubricating oil has good cooling performance, and heat generated in the stamping process can be effectively discharged.

The utility model provides a stamping device. The stamping device comprises a rack; the driving part is arranged on the rack; a stamping groove is formed in the top of the first die, at least one end of the stamping groove is open, and the top of the first die is used for containing a to-be-stamped workpiece; the second die is located above the first die, a stamping protrusion is arranged at the bottom of the second die, the shape of the stamping protrusion is matched with that of the stamping groove, and the driving part is in driving connection with the second die so that the stamping protrusion can be buckled with or separated from the stamping groove; and the stop piece is arranged on one side of the opening of the stamping groove and used for being in stop fit with the end of the to-be-stamped workpiece. By means of the scheme, the problem that in the prior art, in the stamping process, a to-be-stamped plate is supported by a worker, and the stamping precision is difficult to guarantee can be solved.

This utility model relates to the field of nickel sheet braiding and stamping technology, and discloses a multi-station synchronous stamping device for nickel sheet braiding and stamping, including a stamping frame, a nickel sheet braiding body, and a worktable. The stamping frame is provided on the top of the worktable, and multiple equidistant turbines are provided on the inner back of the stamping frame, which mesh with worm gears. The worm gears are connected to a motor through a connecting shaft. There are multiple equidistant synchronous drive shafts on the inner side of the stamping frame, with a turbine at one end and a stamping turntable at the other end. It is also equipped with multiple sets of corresponding stamping mechanisms. The stamping frame has a support frame plate, a first support plate, a second support plate, and a rotating sleeve. The two ends of the synchronous drive shafts rotate in the sleeve. The guide plate is between the two support plates and guided by a guide column. The stamping turntable is tangent to the guide plate. The nickel sheet braiding body in the slide groove of the worktable is located below the stamping end. The motor drives the worm gear and turbines to rotate through the connecting shaft, so that the synchronous drive shaft drives the stamping turntable to rotate, pushing the guide plate. Combined with the buffer spring, the stamping end reciprocates, completing the multi-station synchronous stamping.

The application discloses a stamping mechanism and method for automobile gearbox accessories, which can effectively improve the precision and stability of convex stamping forming, the stress of a convex die core is extremely small, the service life of the convex die core is greatly prolonged, and the convex die core is not prone to collapse or deformation, in addition, the product is actively ejected from the die by the floating upper pad pushing the convex ejection rod to actively eject the product, which avoids the shutdown or product damage caused by material clamping, and ensures the continuity and consistency of the stamping rhythm.