28results about How to "Guaranteed stamping accuracy" patented technology

The invention discloses a modular stamping die capable of achieving automatic feeding and automatic receiving, relates to the technical field of stamping dies, and aims to solve the technical problem that continuous operation and accurate positioning of the stamping die are difficult to achieve at the same time. The punching mechanism, the intermittent discharging mechanism, the reciprocating driving mechanism and the continuous feeding mechanism are arranged on the punching base table, the material receiving box is arranged at the tail end of the punching base table, and the reciprocating driving mechanism drives the adjustable clamp set to achieve continuous and accurate feeding through the sliding conveying assembly and the sliding clamping assembly; and an adjustable clamp set is further designed, so that the adjustable clamp set has the function of accurately clamping the circular workpieces and the rectangular workpieces, the stamping precision can be guaranteed, meanwhile, rapid, accurate and continuous conveying and receiving of materials can be achieved, and therefore the production efficiency is greatly improved, the labor cost is reduced, and the product quality stability is improved.

The utility model discloses an automobile gear stamping die with a quick positioning mechanism, which relates to the technical field of automobile gear stamping dies, and comprises a bearing frame, a guide post, a stamping head, a bearing turntable and a driving block, a hydraulic rod and the guide post are arranged above the bearing frame, and the bearing turntable and the stamping head are arranged at the center line position of the bearing frame. A positioning frame is installed above the bearing rotary table, a first positioning claw and a second positioning claw are installed above the positioning frame, a traction connecting rod, a guide rod and a traction sliding block are arranged below the first positioning claw, and a driving connecting rod and a driving block are installed on the left side of the traction sliding block; according to the equipment, the positioning frame is rotationally connected with the second positioning claw at the symmetrical position of the first positioning claw, the effect of rapidly positioning the gear can be achieved through synchronous clamping of four point positions, and the punching precision of the equipment is further guaranteed.

The utility model discloses an automobile carriage corrugated board stamping die which comprises a base, a top end plate is arranged at the top of the base, supporting rods are fixedly connected to the four sides of the top of the base, the tops of the four supporting rods are fixedly connected with the top end plate, a movable plate is movably connected among the four supporting rods, and the movable plate is fixedly connected with the top end plate. An upper die base is fixedly connected to the bottom of the movable plate, and a first mounting groove is formed in the center of the bottom of the upper die base. According to the automobile carriage corrugated board stamping die, the first mounting groove is clamped to the upper die base, the function of rapid mounting of the male die plate is achieved, the clamping structure simplifies the mounting steps, the mounting efficiency is improved, meanwhile, through clamping matching of a clamping plate and a clamping groove and threaded connection of a first external thread locking rod and a first internal thread groove, the clamping plate can be clamped and matched with the clamping groove, and the clamping plate is clamped and matched with the clamping groove. The stability of the male die plate on the upper die base is guaranteed, the male die plate is effectively prevented from loosening or shifting in the stamping process through the double-locking mechanism, and therefore the stamping precision and the product quality are guaranteed.

A die adjusting device of a press machine comprises a plunger type cylinder, a guide column, a nut lifting driving mechanism, an adjusting nut, a fixing seat and an upper cross beam. The lower ends of the guide columns are fixed to the base, and the upper ends of the guide columns penetrate through and extend out of the upper beam which is in sliding fit with the guide columns. A cylinder body of the plunger type cylinder is fixed to the fixing base, the fixing base is installed on the upper cross beam, and a plunger of the plunger type cylinder is arranged at the upper end of the guide column. The adjusting nut is sleeved outside the guide post in a penetrating manner, is in threaded connection with the guide post, is positioned above the upper cross beam and in the fixed seat, and is driven by the nut lifting driving mechanism to ascend or descend along the guide post; and the nut lifting driving mechanism is mounted on the upper cross beam. The die adjusting device of the press machine is simple in structure, simple in die adjusting and high in die adjusting precision.

The utility model provides a kind of heat exchange pipe groove processing mould, it is related to stamping die technical field, including processing mould assembly, the outside of processing mould assembly is provided with protection assembly, dismounting assembly is provided on the processing mould assembly, the processing mould assembly includes upper die and lower die, installation slot is opened in the upper die, stamping head is provided on the upper die.The utility model is by sliding block sliding in the inside of installation slot, it is favorable to the maintenance of stamping head, then using limit plug synchronous sliding in the inside of installation slot, it is favorable to the transverse limit of sliding block, moving limiting plate is active in the inside of fixed frame, it is favorable to make the limiting plate provide limiting effect to limit plug, then using fastening bolt is penetrated in the inside of limiting plate, it is favorable to the limiting of limiting plate, without the maintenance of a large number of bolts, it can be maintained and replaced to stamping head, improve maintenance efficiency.

The utility model provides a stamping template with a positioning auxiliary structure, which comprises a limit rod, extension seats and a wear-resistant neck bush, the extension seats are symmetrically arranged on the left end face and the right end face of a follow-up frame, the wear-resistant neck bush is mounted in the extension seats, and the limit rod is arranged in the wear-resistant neck bush. The limiting rod can limit and guide the extension seat through the wear-resistant neck bush, so that the extension seat can limit and guide the stamping die plate through the follow-up frame, the stamping precision of the stamping die plate is guaranteed, and the wear-resistant neck bush made of wear-resistant ceramic and the limiting rod made of wear-resistant steel are good in wear resistance. And in the using process of the fixed mold base, the connecting screw rod, the fixing nut and the limiting block can fix the fixed bottom plate so that the fixed bottom plate can position the fixed mold base through the positioning through groove, and therefore the situation that the fixed mold base slightly displaces or shakes in the using process is avoided.

The utility model discloses a kind of multi-station quick switching type mould structure, it is related to the technical field of multi-station mould, the multi-station quick switching type mould structure, including support frame and the rotating shaft of being movably arranged on support frame, the rotating shaft is provided with multiple upper dies by first connecting piece, rotating shaft is also provided with the lower die of corresponding one-to-one with upper die by second connecting piece;The support frame is also provided with the driving component for enabling upper die to move downwards, the support frame is provided with the support component for supporting lower die, by setting support frame, rotating shaft, first connecting piece, upper die, second connecting piece and lower die, multiple upper dies and lower dies are installed on rotating shaft by connecting piece, cooperate the driving component and support component on support frame, the quick switching of different mould station is realized, can efficiently adapt to a variety of stamping needs, solve the problem that traditional mould is difficult to quickly change station and carry out different stamping operation.

The invention relates to a cable support ring sleeve punch forming die and a forming method. The device comprises a first stamping die, the first stamping die comprises a first lower die and a first upper die which are matched with each other, the first upper die is provided with a shaping groove matched with a first outline in shape, and the first lower die is provided with a shaping male die matched with the shaping groove in shape; the second stamping die comprises a second lower die and a second upper die which are matched with each other, the second lower die comprises a first positioning groove and a second positioning groove, the first positioning groove is matched with the first outline in shape, the second positioning groove is located in the middle of the first positioning groove and matched with the second linear section and the transition section in shape, and the second upper die comprises a stamping male die. The processing efficiency of punch forming of the cable support ring sleeve is improved, the processing precision is improved, the deviation of finished products is reduced, the operation process is simplified, and the labor intensity is reduced.

This invention relates to the field of stamping machine technology. The invention discloses a high-efficiency stamping machine and its operating method, comprising a machine body. A drive motor is fixedly mounted on the back of the machine body, and a drive assembly is connected to the output end of the drive motor. The drive assembly is disposed on the machine body. The machine body also includes an upper die head mechanism, a lower die base mechanism, a limiting mechanism, and a switching mechanism. The upper die head mechanism includes a base body slidably connected to the machine body. An opening extends downwards from the inside of the base body, and a rotating seat body rotatably connected to the base body is disposed within the opening. A plurality of stamping heads are arranged around the rotating seat body. A movable frame is slidably connected to the lower part of the base body. Through the limiting mechanism, the stamping accuracy of the die is maintained during stamping, and the operation steps are simplified when switching between stamping heads and stamping seats.

The utility model relates to the technical field of veneer processing, and disclose a veneer stamping die, including the stamping station, the stamping station top fixed setting has the mounting seat, the mounting seat top fixed mounting has the lower mould, the lower mould both ends upper surface is opened the trapezoidal groove, the lower mould both ends bottom side fixed setting has the stepped clamping block, the mounting seat top fixed setting has with the stepped clamping block matching clamping's stepped clamping groove. Through the lower mould and mounting seat adopt the mortise and tenon cooperation bolt fixed detachable connection mode, the upper template and the upper baseplate pass through the mortise and tenon cooperation bolt fixed detachable connection mode, the convenient staff's replacement or maintenance to the die later period. Through the cooperation of trapezoidal groove and trapezoidal block and the limiting effect of limiting guide pillar, the mold precision is guaranteed, after stamping is completed, the top rod installed below the lower mould groove pushes the forming workpiece and goes up, thereby the staff takes out the workpiece from the lower mould groove, improves production efficiency.

The utility model relates to car seat cushion processing technical field especially car seat cushion air hole punch forming device, including the support platform for supporting device main part, the support platform is fixedly connected with the fixing frame, install the fixed plate on the fixing frame, the below of fixed plate is equipped with the vertical directional movement's connecting frame, the bottom fixed connection of connecting frame has the connecting plate, the bottom of connecting plate installs a plurality of for the air hole punch of seat cushion to the punch pipe, the top of connecting plate is equipped with a plurality of with the same diameter round hole of punch pipe, the utility model discloses through setting up the cleaning rod and make the punch pipe can be simple and convenient to clean the inside scrap after the air hole punch of seat cushion is completed, through small -size cylinder drive connecting plate moves, make connecting plate drive a plurality of punch pipe to punch seat cushion, when punch is completed through the adjustment of the uplink connecting plate and make a plurality of cleaning rod through a plurality of through -hole to the inside cleaning of a plurality of punch pipe, guarantee the follow -up punch precision.

The utility model relates to punch die technical field discloses a kind of split punch dies, including bottom plate, the bottom of bottom plate is fixedly connected with two fixed plate a, the bottom of two fixed plate a is fixedly connected with support plate a, the bottom of bottom plate is fixedly connected with driving assembly, the right side of driving assembly is fixedly connected with sliding block, the outside of sliding block is fixedly connected with rack, the top of support plate a is fixedly connected with two guide rails, the inner wall of two sliding blocks is slidably connected in the outside of guide rail, the top of support plate a is fixedly connected with fixed column, the outside of fixed column is rotatably connected with gear, two rack and gear are engaged. In the utility model, cylinder a drives sliding block synchronous reverse motion, makes positioning plate accurate positioning and power-assisted stripping, cylinder b drives clamping plate accurate clamping, guarantees stamping stability, and each component is orderly reset, can promote production efficiency and product quality.

The utility model relates to the technical field of connector stamping dies, and discloses a stripper plate of a connector stamping die, which comprises a stripper plate, the stripper plate is provided with an insert matched with a punch to penetrate and guide, the insert is provided with a through hole groove matched with the punch to movably penetrate, the insert is provided with an inner thread groove communicated with the through hole groove, and the inner thread groove is provided with an outer thread. And after the internal thread groove is in matched threaded butt joint with an external thread of a drill bit on the electric drill, the insert is lifted and detached from the stripper plate by lifting the electric drill. The insert, the embedding groove and the limiting block which are matched with the punch to penetrate and guide are arranged on the stripper plate, a drill bit on an electric drill is allowed to be quickly disassembled through the design of the insert, the whole stripper plate does not need to be disassembled, the maintenance efficiency is greatly improved, meanwhile, direct manual damage to threads is reduced, and the service life of the insert and the service life of the stripper plate are prolonged.

The utility model discloses a stamping die with a deburring function, which relates to the technical field of stamping dies and comprises a base, a lower die component fixedly arranged on the base and an upper die component matched with the lower die component in stamping operation, the lower die component comprises a lower die plate fixedly arranged on the base and a bearing plate fixedly arranged on the upper end face of the lower die plate, and the bearing plate is fixedly arranged on the upper end face of the lower die plate. Process integration and efficiency improvement are achieved by integrating the deburring function, an annular grinding piece in the lower die assembly is driven by a power piece to do forward and reverse reciprocating motion, the edge of a workpiece is dynamically ground while punch forming is conducted, the traditional separated punching and deburring processes are combined into single machining, and the machining efficiency is improved. Through the collaborative design of the annular mounting groove and the bearing block, the stamping precision is guaranteed, the compact modular structure can adapt to machining of various materials without external equipment, the stamping die is particularly suitable for the fields such as precision electronic parts with the strict requirement for the surface quality, and manual intervention and equipment input cost are remarkably reduced.

The utility model discloses a metal plate stamping forming composite processing device. Metal plate stamping forming composite processing device is fixedly arranged with frame and processing groove on the processing table, and the base in processing groove is rotatably installed with the roller cylinder of lifting seat, and the roller cylinder outside mounting seat installs the stamping head and the die cavity respectively, and the top die plate supported by the spring in the die cavity is convenient for stripping, through the design of multiple stamping heads and die cavities on the roller cylinder, the stamping shape can be switched without disassembling, the problem that the traditional device die replacement is complicated is solved, the switching time is greatly shortened, the driving assembly ensures that the upper roller cylinder and lower roller cylinder rotate synchronously, simultaneously adapts the lifting action of lifting seat, guarantees transmission stability and stamping accuracy, realizes the roller cylinder accurate switching station through intermittent transmission design, ensures that the stamping head and die cavity are accurately aligned, improves the reliability of shape switching, and the automatic feeding structure reduces manual intervention, and the one-way motion design of the dialing plate guarantees the continuous conveying of the plate, and improves production continuity.

The adjustable U-shaped nail efficient manufacturing device comprises a machining frame, a mounting frame is fixedly connected to the top of the machining frame, a motor is mounted on one side of the mounting frame through a support, and the output end of the motor penetrates into the mounting frame and is fixedly connected with a conveying roller; a plurality of annular grooves are formed in the outer portions of the conveying rollers, and a driving rod is rotationally connected to one side of the mounting frame. Through cooperative use of the conveying rollers, the annular grooves, the driving rods, the bidirectional threaded rods, the first moving assemblies, the second moving assemblies, the first conveying balls, the second conveying balls and other structures, the distance between the first mounting block and the second mounting block can be adjusted, materials of different sizes can be conveyed in a limited mode, the materials are prevented from being smashed and deviated during conveying, and the conveying efficiency is improved. And the situation that materials cannot be accurately positioned is prevented, the subsequent cutting and stamping precision is guaranteed, the bad production rate of the U-shaped nails is reduced, and the overall production quality of the U-shaped nails is improved.

The present invention discloses a lifting type CNC stamping jig, which specifically relates to the field of stamping technology, including a support frame, on which a stamping forming component is arranged, and the stamping forming component includes a slide rail arranged on the support frame, on which a slide table is slidably connected, a stamping chamber is provided on the top of the slide table, and an inner liner body is installed in the stamping chamber by bolts. The ball joint of the present invention drives the guide rod to slide on the support ring through the inclined angle at the bottom of the pressing block, and then the guide rod, the return spring and the stamping rod are displaced downward by the extrusion force generated by the rotation of the pressing block to stamp the workpiece, and the pressing block is continuously rotated or the stroke of each stamping rod is adjusted after the pressing block rotates, so that the workpiece can be easily formed at one time on the workpiece, so that the workpiece can reach the desired shape and size, and the ball joint is preferentially clamped on the slide table to clamp the workpiece, which can effectively avoid the workpiece from being shifted and limited due to the force during stamping, thereby ensuring the stamping accuracy.

This utility model discloses a novel forging and stamping die, relating to the field of forging and stamping technology. The utility model includes a base, with a liquid storage tank and a forging table at the top center of the base. A fixing frame and a die groove are provided on the top of the forging table. A first hydraulic cylinder is mounted on the top of the fixing frame, and an installation plate is fixed to the output end of the first hydraulic cylinder. A module is mounted on the bottom of the installation plate, and movable rods extending into the forging table are fixed on both sides of the bottom of the installation plate. This utility model uses an atomizing nozzle to atomize and spray the release agent evenly onto the module and die groove surface through a pressure differential atomization principle (the piston plate squeezes the liquid inside the piston cylinder to generate high pressure, causing the release agent to collide and break into fine droplets when sprayed at high speed through the nozzle's micro-holes). This provides a clean, lubricated die surface with stable release performance for the production of the next set of open-end wrenches, reducing the tediousness of manual operation.

The utility model discloses a bearing dust cover automatic stamping device which comprises a machine cabinet, a machine table is arranged at the top end of the machine cabinet, a portal frame is arranged in the center of the top end of the machine table, a lifting driving piece is installed in the center of the top end of the portal frame, and the bottom end of the lifting driving piece extends to the inner side of the portal frame and is provided with a top plate. Two guide rails are arranged at the top end of the cabinet on the inner side of the portal frame; two bearing plates are arranged above the guide rails; a lower template is arranged at the top ends of the bearing plates; a lower mold is arranged at the top end of the lower template; according to the double-station punching device, double-station sequential punching can be conducted on the dustproof cover, the punching efficiency of the punching device on the dustproof cover is improved when the punching device is used, the punching precision of the upper die on the dustproof cover on the inner side of the lower die is guaranteed, and the purpose that the lower die is easy to replace and maintain is achieved.

This utility model discloses a prestressed reinforcement structure for a vehicle frame beam stamping die, relating to the automotive manufacturing field. It includes a lower die base, an upper die base, and four columns. The four columns are fixedly connected to the four corners of the top of the lower die base, and the upper die base is positioned above it. The four columns are slidably connected to the interior of the four corners of the upper die base, and each column has a sliding lifting rod inside. This utility model utilizes a horizontal sliding crossbar, employing the interaction between a trapezoidal groove and the inclined surface at the bottom of the column, to allow the column to slide upwards and compress a spring. Simultaneously, a movable block, driven by the irregular groove, rotates out from both sides of the column. After contacting the top surface of the lower die base, the pushing force of the crossbar is converted into an upward sliding force of the column and a downward pressing force of the movable block on the upper die base. This results in a stronger fit between the upper and lower die bases, better bearing the stamping pressure during the stamping process, reducing die deformation and displacement, and ensuring the stamping accuracy of the vehicle frame beam.

This utility model relates to the field of fastener processing equipment technology. It provides a bolt fixing device for a bolt stamping machine, comprising a machine housing, a support column fixedly connected to the top of the housing, a stamping machine mounted on the top of the support column, and a clamping device on the top of the housing. The utility model also includes a lubrication device comprising an oil tank, an oil supply pipe, and a threaded rod. A threaded sleeve is threadedly connected to the circumferential surface of the threaded rod, a moving plate is fixedly connected to the side of the threaded sleeve, a transmission plate is fixedly connected to the side of the moving plate, and a pressing rod is fixedly connected to the side of the transmission plate. The circumferential surface of the pressing rod is slidably connected inside the oil tank. This technical solution solves the problems of poor bolt clamping synchronization and easy misalignment, and the lack of automatic lubrication and easy wear of transmission components in the prior art.

The utility model discloses a double-layer fastening stamping die which comprises a lower die base, sliding grooves are formed in the surfaces of the two sides of the interior of the lower die base, sliding rods are installed on the inner sides of the sliding grooves, a waste box is fixed to one side of each sliding rod, a female die is fixed to the upper portion of the lower die base, a feeding plate is arranged above the female die, and the feeding plate is fixed to the lower die base. Hydraulic cylinders are mounted on the two sides of the feeding plate; according to the double-layer fastening stamping die, through cooperative use of the feeding plate, the hydraulic cylinders, the hydraulic rods, the guide plates, fixing bolts and limiting plates, a material belt is placed above the feeding plate during use, the guide plates can fasten and guide the two sides of the material belt, and therefore the material belt can be prevented from deviating in the stamping process; and the hydraulic cylinder can drive the hydraulic rod to stretch out and draw back, so that the guide plate is driven to move, material belts with different widths can be guided, double-layer limiting can be conducted on the material belts through the limiting plate, and the finished product precision of the device is further improved.

The utility model relates to the technical field of metal piece stamping, and discloses a metal continuous stamping die which comprises a lower die body and an upper die body which are matched with each other, a forming cavity is formed in the top of the lower die body, and an integrally-formed punch is arranged on the bottom face of the lower die body; the cooling cavity is formed in the bottom of the lower die body and used for cooling the lower die body, the two sides of the lower die body are fixedly connected with two water pipes used for water inflow and drainage respectively, and the water pipes are connected with the cooling cavity; the sealing plate is arranged at the bottom of the lower die body and used for sealing the cooling cavity, a sealing gasket is arranged at the top of the sealing plate, and the sealing plate is locked and fixed to the lower die body through a fastener; the flow dividing assembly is arranged in the cooling cavity and used for guiding and dispersing fluid passing through the cooling cavity, the cooling cavity is formed, water is fed into the cooling cavity through two water pipes, heat exchange between the lower die body and the fluid is achieved, high temperature of the lower die body caused by continuous punching is avoided, and adhesion of a plate and the lower die body is reduced; the temperature of the lower die body is controlled within a reasonable range, and the stamping precision is guaranteed.

The application discloses a kind of circular metal spring punching equipment, including rack, die holder assembly, stamping assembly and punch assembly, punch assembly includes fixedly connected first sleeve and second sleeve;Second sleeve is slidably provided with outer punch sleeve, first sleeve is slidably provided with inner punch sleeve, first pre-tightening spring is arranged between outer punch sleeve and second sleeve, second pre-tightening spring is arranged between inner punch sleeve and first sleeve.Second sleeve side wall is provided with spring limiting, for limiting outer punch sleeve to move up.Drive lever of inner punch sleeve outer wall passes through the guide slot of first sleeve and extends into the through slot of outer punch sleeve, so that inner punch sleeve rotates when lifting and drives outer punch sleeve to rotate synchronously to release lockout.The present application forms convex point in the same stamping stroke, and outer ball punch forms rebound area again after inner punch sleeve retreats and is unlocked, and continuous twice stamping does not need secondary positioning, which avoids convex point deviation and arc surface wrinkle.

The present invention relates to the technical field of stamping equipment. The present invention discloses a rotary die-changing structure of a stamping machine, which includes a stamping machine, a die cavity is provided at the center of the stamping machine, a die seat is provided inside the die cavity, support beams are provided on both sides of the die seat, the support beams are rotatably connected with a plurality of connecting rods, and a die bracket is provided at the end of the connecting rod, which is characterized in that: a slider structure cooperating with each other is provided on the top of the die bracket, the slider has a traction-linked connecting rod connected to a hydraulic locking block, and the hydraulic locking block locks the stamping die. Compared with the prior art, the advantages of the present invention are that: the present invention can install and set multiple molds for backup, and the mold positioning is accurate after switching. There is no need to disassemble and assemble when switching between spare molds. The die-changing structure of the present invention can complete the replacement of the mold by itself. If the spare mold needs to be disassembled and assembled, the mold installation method can also achieve a faster disassembly and assembly speed. The die-changing structure can perform actions in multiple directions to prevent the mold from bumping.

The utility model discloses a punching machine for machining an end socket, relates to the technical field of end socket machining, and aims to solve the problems that in the using process of an existing device, an upper die and a lower die do not have the function of fixing materials when being pressed, the materials are prone to deviation in the punching process, and the quality of finished products is affected. The discharging cavity is formed in the pressed table; the supporting columns are installed at the four corners of the upper end of the bottom plate, the number of the supporting columns is four, guide bases are installed among the four supporting columns, and bearing bases are installed at the upper ends of the supporting columns; the hydraulic cylinder is mounted at the upper end of the bearing seat, the output end of the hydraulic cylinder penetrates through and extends to the lower end of the guide seat, and a sealing head mold is mounted; and the hydraulic telescopic rods are installed at the four corners of the upper end of the bearing seat, the output ends of the hydraulic telescopic rods penetrate through and extend to the lower end of the guide seat, and pressing discs are installed at the output ends of the hydraulic telescopic rods.

The utility model discloses a high-precision automobile part stamping die, which relates to the technical field of automobile stamping dies, and comprises a lower die part, an upper die part, a positioning mechanism and a driving rod, the upper surface of the lower die part is provided with a concave die cavity for forming a workpiece, and the lower part of the upper die part is provided with a convex die; the male die is used for being matched with the female die cavity to conduct punch forming on a workpiece, the positioning mechanism is arranged on the lower die part and used for positioning the workpiece, the driving rod is vertically installed on the upper die part and located above one of the sliding rods, and the lower end of the driving rod is provided with a first inclined face facing the positioning mechanism. And the lower sliding rod is pushed to slide towards the female die cavity. According to the utility model, the workpiece can be effectively prevented from deviating during stamping, the stamping precision is improved to a certain extent, the reliability of the positioning mode is better, the service life is longer, and the potential safety hazard of feeding operation can be reduced to a certain extent.

The utility model discloses a bearing dust cover stamping device which comprises a stamping machine body, a power cavity is formed in the top end of the interior of the stamping machine body, a piece containing base is arranged in the power cavity, a lifting driving piece is installed in the center of the top end of the piece containing base, and the bottom end of the lifting driving piece extends out of the stamping machine body and is provided with an upper die base. An upper die core is arranged in the center of the bottom end of the upper die base, a stamping table is arranged below the upper die core, a base table is arranged at the bottom end of the stamping table, the bottom end of the base table is fixedly connected with the inner wall of a stamping machine body, a first rack is arranged on one side of the stamping machine body, and a second rack is arranged on the other side of the stamping machine body. The dustproof cover workpiece feeding and discharging device achieves the purpose of automatically feeding and discharging dustproof cover workpieces so as to improve the dustproof cover workpiece stamping efficiency when a stamping device is used, reduces the phenomenon of displacement generated in the dustproof cover workpiece stamping process, and guarantees the dustproof cover workpiece stamping precision when the stamping device is used.