443 results about "Sheet metal stamping" patented technology

The invention discloses a sheet metal stamping machine with a material unblocking structure, which relates to the field of sheet metal and comprises a base, wherein the upper surface of the base is connected with a lower pressure plate and a top frame, the bottom of the top frame is connected with an upper pressure plate, a hydraulic cylinder is installed on the top of the top frame, the upper pressure plate is connected to the output end of the hydraulic cylinder, and a recovery box is connected inside the base; in the sheet metal stamping machine with the material unblocking structure, the first notch can expand the distance between the first notch and the second notch when moving, so as to prevent the material unblocking during the use of the stamping machine, and secondly, when the cleaning rod rotates to the side of the waste material, the waste material can be squeezed into the through groove, and the waste material can fall into the recovery box through the through groove for collection, thereby improving the material unblocking function of the sheet metal stamping machine, and finally, the debris or residue on the upper surface of the lower pressure plate can be cleaned by the nozzle, so as to prevent the position deviation of the workpiece during processing and improve the processing quality of the stamping machine.

The invention provides an artificial intelligence-assisted stamping part formability rapid analysis and prediction method and system, and relates to the technical field of plate stamping forming, and the method comprises the steps: obtaining the three-dimensional data of a stamping part to extract geometric deformation characteristic parameters, constructing a strain path curve, and determining a deformation risk region; and establishing a corresponding relation between strain abrupt change characteristics and defect types to predict defect positions and types, and optimizing grid data based on a strain rate gradient and a material hardening index to carry out forming analysis. The method can improve the stamping part forming defect prediction precision and analysis efficiency, and reduce the mold test debugging cost and period.

The utility model provides a sheet metal stamping machining device capable of achieving automatic discharging, and belongs to the technical field of sheet metal stamping. Comprising a workbench; the punching machine is arranged on the workbench; the placing groove is formed in the workbench; the die is arranged on the workbench and located above the containing groove. According to the utility model, the ejection hole and the ejection part are arranged, the sheet metal is ejected from the edge of the sheet metal and pushed towards the center, the contact surface between the sheet metal and the mold can be gradually released, the local deformation of the sheet metal in the ejection process is reduced, and the force applied to the sheet metal in the ejection process is monitored in real time through the force sensor, so that the real-time adjustment is facilitated, and the production efficiency is improved. According to the ejection device, the force is uniformly distributed in the ejection process, and the impact force in the ejection process is reduced through the combined use of the first buffer pad, the second buffer pad, the buffer strip and the air bag, so that the stability of the ejection process is ensured, and the damage to the sheet metal part is reduced.

The forming device comprises a lower forming die and an upper forming die, and the lower forming die and the upper forming die are used for forming the stamping part in a matched mode. In the width direction of the forming die, long-edge shearing dies are attached to the two sides of the forming die, and long-edge pressing insert cores are arranged on the outer sides of the long-edge shearing dies on the two sides; in the length direction of the forming die, wide-edge shearing dies are arranged on the two sides of the forming die in a lifting mode, and wide-edge pressing insert cores are arranged on the outer sides of the wide-edge shearing dies on the two sides; the lower forming die comprises an initial form and a female die form, the upper forming die comprises an initial form and a male die form, and the lower forming die and the upper forming die in the initial form are matched to form a concave-convex fluctuating structure of the stamping part in the width direction. The lower forming die in the female die form and the upper forming die in the male die form are matched to form a concave-convex fluctuating structure of the stamping part in the length direction. High-precision forming of the metal plate stamping part with the complex concave-convex structure can be achieved, and it is guaranteed that the multi-bend edge of the metal plate stamping part is smooth.

The invention provides a sheet metal stamping character part machining method and system, and belongs to the technical field of machining. The machining method comprises the steps that raw materials of the part are obtained and cut to obtain a base body of the part; according to the material quality and design requirements of raw materials of the parts, a character machining tool is manufactured; engraving characters on the base body of the part by using a character processing tool; carrying out heat treatment on the base body of the part on which the characters are processed; and the base body of the part subjected to heat treatment is subjected to aftertreatment machining, and the target part is obtained. According to the method, the character parts are produced through machining, and the characters are directly engraved and formed, so that the use of electrode copper materials can be reduced, material circulation between procedures is reduced, and the production cost can be reduced.

The utility model discloses a sheet metal stamping die, comprising a die and a top plate fixedly connected to the top of the die through a support rod, the bottom of the die is fixedly connected to a base through a fixing rod, and a groove is provided on the top of the die. The utility model relates to the technical field of stamping dies. The sheet metal stamping die drives a push block to move upward by controlling a second hydraulic telescopic rod, and the push block moves upward through an L-shaped plate, and the L-shaped plate drives a lift plate to move upward through a connecting plate and a support plate, so that the lift plate lifts up the sheet metal stamped in the groove, so that the stamped sheet metal can be easily moved out, and the push block continues to move upward to push the triangular plate, and the triangular plate drives the push plate to move leftward to push the sheet metal lifted by the lift plate, so that the stamped sheet metal can be easily pushed away, and no manual removal is required, which is more labor-saving to operate and reduces the labor level of sheet metal processing.

The utility model discloses a vehicle body sheet metal part stamping die of a multi-stage stamping structure, and relates to the technical field of dies. Comprising a base and a die mechanism arranged on the base, the die mechanism comprises an upper die base, stamping parts, four sets of guiding parts, a switching part and two stamping female dies, each set of guiding parts is arranged on the base, the upper die base is arranged between the corresponding sets of guiding parts, each set of stamping parts is arranged on the upper die base, the switching part is arranged on the base, and the two stamping female dies are arranged on the base. Each stamping female die is arranged on the switching component, and the stamping component comprises a stamping oil cylinder, a mounting plate and a stamping head. According to the vehicle body sheet metal part stamping die of the multi-stage stamping structure, the stamping part on the upper die base is matched with the stamping female dies, a vehicle body sheet metal part can be stamped, the two stamping female dies can be automatically switched rapidly according to production requirements through the switching part so as to adapt to the production requirements of different vehicle types and parts, manual disassembly and assembly are not needed, and the production efficiency is improved. And the production efficiency is greatly improved.

The invention discloses plate stamping section quality optimization equipment which comprises a tool table, a fixing structure, a positioning structure and a machining structure, and a cooling structure is arranged on one side of the tool table. The invention further discloses a plate stamping section quality optimization technology based on the plate stamping section quality optimization equipment. The plate stamping section quality optimization technology comprises the following steps that S1, a to-be-machined plate is placed; s2, a to-be-machined plate is fixed; s3, the to-be-machined plate is cut and machined; s4, cutting machining is repeated; s5, the cut and processed plate is subjected to cooling processing; s6, the plate subjected to cooling machining is subjected to stamping machining; s7, repeating the steps; the process solves the problems that in the prior art, low-cost and high-efficiency plate stamping end face quality optimization equipment is lacked, and in the traditional plate stamping process, due to the fact that cooperative regulation and control on intrinsic characteristics and fracture behaviors of materials are insufficient, part fracture surface burrs, microcracks, warping, stress concentration, cracking and other quality problems are caused.

The automobile safety air bag assembly is arranged on a steering wheel framework of an automobile, the automobile safety air bag assembly comprises a decorative cover, a shell, an air bag assembly and a horn conductive loop assembly, the decorative cover is connected with the shell, the shell is arranged on the steering wheel framework, the air bag assembly is arranged between the decorative cover and the shell, and the horn conductive loop assembly is arranged on the shell. The horn conductive loop assembly is arranged on the air bag assembly, assembly is convenient, compared with a shell assembly adopting sheet metal punch forming and a PA66 plastic coating process, the complexity of parts and molds of the shell assembly is reduced, the rejection rate of the parts is reduced, space is effectively utilized, the situation that the horn conductive loop assembly occupies a large space is effectively avoided, and the cost is reduced. The structure compactness of the automobile safety air bag assembly is improved, and the automobile safety air bag assembly is compact in structure, small in occupied space, convenient to assemble and high in yield.

The utility model relates to the technical field of power distribution cabinet processing, in particular to a power distribution cabinet sheet metal punch forming device which comprises a base, a supporting vertical plate and a top plate, sheet metal forming lower dies are installed at the two ends of the top of the base through supporting plates, and sheet metal forming cavities are formed in the sheet metal forming lower dies. The corners of the bottom of the metal plate forming cavity are each provided with a stator groove, the bottom of each stator groove communicates with a reserved hole, a top piece is arranged in each stator groove, and a top rod is welded to the bottom of each top piece and penetrates through the corresponding reserved hole. An electric cylinder B is connected to the position, located between the supporting plates, of the top of the base through a connecting disc, and a connecting plate is installed on an output shaft of the electric cylinder B through a screw; according to the power distribution cabinet metal plate punch forming equipment, automatic demolding and discharging are achieved, the material blocking phenomenon is avoided, force application and pushing are conducted at the four corners of the bottom of a power distribution cabinet metal plate at the same time, and deformation of the power distribution cabinet metal plate during demolding is avoided.

The utility model discloses an anti-offset sheet metal stamping feeder which comprises a box body, the outer wall of one side of the box body is fixedly connected with a first installation frame, the top of the first installation frame is fixedly connected with a first motor, the output end of the first motor is in key connection with a bidirectional threaded rod, and the outer wall of the bidirectional threaded rod is sleeved with two sliding frames in a threaded mode. A plurality of guide wheels are rotatably connected to the top of the sliding frame, a supporting frame is fixedly connected to the top of the sliding frame, a plurality of correcting shafts are rotatably connected to the bottom of the supporting frame, guide shafts are fixedly inserted into the inner walls of the two sides of the box body, the guide shafts are slidably inserted into the supporting frame, and a conveying belt is arranged in the box body. The first motor drives the sliding frame to move, so that the supporting frames are driven to move, then the correcting shafts are driven to move, the distance between the correcting shafts of the two supporting frames is adjusted, metal plates of different specifications can be fed and conveyed conveniently, and the applicability of the feeder is improved.

The automobile sheet metal part stamping device with the auxiliary positioning structure comprises a workbench, an annular groove is formed in one side of the top of the workbench, a feeding assembly is movably arranged in the annular groove, the feeding assembly is fixedly connected with an output shaft of a stepping motor, the stepping motor is fixedly installed in the workbench, and the stepping motor is fixedly connected with the workbench. A positioning assembly is slidably arranged on the other side of the top of the workbench, a positioning block fixedly connected with the workbench is arranged on the opposite side of the positioning assembly, and a pushing air cylinder is fixedly connected to the middle of the top end of the workbench. A vertical plate is fixedly connected to one end of the top of the workbench, a conveying mechanism is movably arranged on the vertical plate, a supporting frame is fixedly connected to one side of the top end of the vertical plate, a stamping cylinder is fixedly installed on the side, away from the vertical plate, of the supporting frame, and the stamping cylinder is arranged at the top between the positioning assembly and the positioning block.

The invention relates to the technical field of dies, in particular to a metal plate stamping die which comprises an upper die body, a middle die body and a lower die body, the middle die body is fixedly arranged, the upper die body and the lower die body can move in the direction close to the middle die body, the upper die body and the middle die body are jointly used for the stamping process, and the middle die body and the lower die body are jointly used for the pressure maintaining process. The metal plate stamping die further comprises a heating assembly, a containing space is formed in the lower die, the heating assembly is located in the containing space, and the heating assembly is at least used for maintaining the pressure maintaining temperature. And heat energy is wasted due to the fact that heating needs to be carried out to a high temperature in advance.

The utility model relates to the technical field of sheet metal part machining, and discloses a sheet metal stamping part cleaning device which comprises a supporting frame, the top of the supporting frame is fixedly connected with a frame body, the interior of the frame body is rotationally connected with a plurality of transmission rollers, and the transmission rollers are in transmission connection through a conveying belt. A plurality of shifting plates are fixedly connected to the outer surface of the conveying belt at equal intervals, a water tank is fixedly connected to the interior of the supporting frame, the water tank wraps part of the frame body, a driving part is arranged on one side of the frame body, and a clear water assembly is arranged at the top of the frame body. According to the sheet metal stamping part cleaning device, sheet metal stamping parts are conveyed through the conveying belt, pass through cleaning liquid and can move in an inclined state through the shifting plate, the attached cleaning liquid is cleaned through the clean water assembly after oil dirt cleaning of the sheet metal stamping parts is completed through the cleaning liquid, use is easy and convenient, and the sheet metal stamping part cleaning device is suitable for popularization and application. And oil stains on the sheet metal stamping part can be effectively cleaned.

The invention relates to the technical field of metal plate stamping forming, and provides a new energy power battery shell deep drawing forming process parameter optimization method which comprises the steps that orthogonal test design is carried out based on a plurality of sets of parameters, and multiple times of shell deep drawing forming tests are carried out under different process parameters; the method comprises the following steps: analyzing a shell drawing forming test by adopting a response surface method, and establishing a maximum forming reduction rate mathematical model and a minimum forming reduction rate mathematical model based on test data; taking the established mathematical model as a target function, solving an optimal solution of the process parameters by adopting a particle swarm optimization algorithm, and adjusting the process parameters in real time by adopting a PID control algorithm; and combining the optimal solution of the process parameters with left and right double-shaft load monitoring to realize deviation verification analysis of multi-objective optimization numerical values of the process parameters. According to the method, dynamic adjustment of shell deep drawing forming process parameters is achieved, the stability and consistency of the machining process are ensured, and the quality of the formed shell is improved.

The invention discloses an oscillator structure and a base station antenna. The oscillator structure comprises a reflecting plate and two groups of oscillator bodies, each oscillator body comprises a feeder circuit board, a radiation sheet and a buckling part, the two groups of feeder circuit boards are mounted on the same side of the reflecting plate and are arranged in a crossed manner, the radiation sheet is a metal sheet, and the buckling part is arranged on the radiation sheet and can buckle the radiation sheet on the feeder circuit board in the same group. According to the scheme, the dipole antenna adopts a circuit board feeder mode, electric signals are coupled to the radiation sheet, and the advantage that the frequency band of the dipole antenna is wide is effectively utilized. Meanwhile, the radiation sheet can be formed by stamping a relatively thin metal sheet, so that the weight of the oscillator is greatly reduced, a good intermodulation index is achieved, mold opening is not needed, the cost is reduced, and the main advantages of a metal plate stamping process, a PCB feeder line and a dipole antenna are integrated.

The utility model discloses a feeding device and a sheet metal part stamping production line. The feeding device comprises a feeding platform and a tray. The feeding platform is provided with a first positioning part and a second positioning part, the first positioning part is suitable for being in positioning fit with the tray in the first direction, the second positioning part is suitable for being in positioning fit with the tray in the second direction, and the first direction is orthogonal to the second direction. The first positioning part and the second positioning part are arranged on the feeding platform, in the process of positioning the tray to the feeding platform, the tray can be positioned relative to the feeding platform only by matching the tray with the first positioning part and the second positioning part in sequence, and complex position adjustment is not needed. The positioning process is greatly simplified, the positioning complexity is reduced, and therefore the time needed by the positioning tray to the feeding platform is shortened, and the production line efficiency is improved.

The utility model discloses a sheet metal stamping die cleaning device which comprises a bottom plate, a die body is placed on the upper surface of the bottom plate, a fixing seat is fixedly connected to the upper surface of the bottom plate, a frame is arranged on the outer side of the fixing seat, a fixing column is fixedly connected into the frame and penetrates through the frame, and the fixing column penetrates through the fixing seat. And a brush matched with the mold body is fixedly connected to one side of the frame, the outer wall of the circumference of the fixing column is sleeved with a tension spring, and the two ends of the tension spring are fixed to the fixing base and the frame correspondingly. According to the mold cleaning device, scraps can be cleaned out of the mold, the scraps are prevented from being accumulated in the mold to influence use of the mold, the use effect of the mold is improved, the cleaned scraps can be prevented from falling off randomly, workers can conveniently process the scraps in a unified mode, the mold cleaning effect is improved, and the mold cleaning efficiency is improved. And integration of stamping and die cleaning can be achieved, use by workers is facilitated, and the stamping efficiency of sheet metal parts is improved.

The utility model discloses a small sheet metal stamping part deburring device through laser scanning, which comprises a control cabinet, the upper end of the control cabinet is fixedly connected with a first mounting rack, a Y-axis driving assembly is arranged in the first mounting rack, and the upper end of the first mounting rack is fixedly connected with a multi-point vacuum chuck clamp. According to the metal plate stamping part machining device, a metal plate stamping part can be clamped through the vacuum pump and the multi-point type vacuum suction cup clamp, the laser scanning sensor can be driven to move through the X-axis driving assembly, the Y-axis driving assembly and the Z-axis driving assembly, and therefore various size information of the metal plate stamping part can be scanned through the laser scanning sensor; the position coordinate information for driving the X-axis driving assembly, the Y-axis driving assembly and the Z-axis driving assembly is generated, a motion control card of a PCI interface installed on the processor can send control signals to a servo driver in the motion control card, servo motors of the X-axis driving assembly, the Y-axis driving assembly and the Z-axis driving assembly are driven, and therefore the driving motors are driven to polish the edge of the sheet metal stamping part.

The utility model relates to the technical field of metal plate stamping waste treatment, in particular to an air conditioner plate metal plate stamping part cleaning device which comprises a stamping machine, a blanking hopper and a cleaning assembly, and the cleaning assembly comprises a supporting base, a supporting column, a steering part, two supporting plates, two storage structures and a waste transport vehicle. The storage frames are used for receiving metal plate waste discharged by a punching machine through the discharging hopper, after the storage frames are full, the storage frames on the other side are moved to the discharging hopper through the steering part, the storage frames full of the waste are moved to the position above a waste transport vehicle, and then the opening and closing part is controlled to open the storage frames; and the waste falls onto the waste transport vehicle to complete cleaning of the sheet metal stamping part waste, so that the problems that according to an existing sheet metal stamping part cleaning device, certain impact is generated when the sheet metal waste directly falls onto a conveying belt, the conveying belt is damaged due to long-time transportation, and subsequent normal use is affected are solved.

The utility model discloses a stamping device for sheet metal parts, and relates to the technical field of stamping devices. A protective cover is fixedly connected to the upper end of the supporting seat, a lifting structure is fixedly connected to the middle of the upper end of the supporting seat, a stamping structure is fixedly connected to the upper portion of the lifting structure, an upper die is fixedly connected to the middle of the stamping structure, and a lubricating structure is fixedly connected to the middle of the supporting seat and the stamping structure jointly. The middle of the stamping structure is fixedly connected with a lower die. Through the cooperation of the supporting seat and the lubricating structure, cutting fluid in the supporting seat can be sprayed into the inner cavity of the upper die through the lubricating structure, so that heat generated in the stamping process can be absorbed and taken away through the cutting fluid, the temperature of a workpiece and the die is reduced, thermal deformation is reduced, and burr formation is reduced; and a layer of lubricating film can be formed between the workpiece and the die by using the cutting fluid, so that friction and abrasion are reduced.

The invention relates to the technical field of sheet metal stamping, in particular to a ship sheet metal machining multi-station stamping forming device which comprises a supporting column, a top seat, a bottom die, a lifting seat and a hydraulic cylinder and further comprises a sealing assembly, a rubber wheel, a connecting assembly, a stamping die, a fixing block and a first pressing switch. The sealing assembly extends to the position below the lifting base, the stamping die is installed at the bottom of the lifting base, and the connecting assembly is installed on the lifting base. By means of the mode that the heated part is sealed in advance before the stamping part of the ship component is heated, and the stamping part is exposed before the stamping action is executed, the problems that in the prior art, when the stamping part of the ship component is preheated, heat loss is large, the multi-station stamping efficiency of ship component metal plates is low, and the stamping efficiency is low are solved. And the metal plate stamping die has the effects of being more energy-saving and environment-friendly, and meanwhile, the metal plate stamping efficiency of the ship component can be guaranteed.

The utility model discloses a sheet metal stamping tool, relates to the technical field of sheet metal stamping, and solves the problem that local deformation occurs during stamping due to the fact that a sheet metal and a tool lower die cannot be flatly attached, the sheet metal stamping tool comprises a tool base, a lower die is arranged on the upper surface of the tool base, and a fixing piece is fixed on the upper surface of the lower die. A spring is installed in the fixing piece, the upper surface of the spring is connected with a movable plate in an abutting mode, an elastic pressing block is fixed to the upper surface of the movable plate, and a supporting mechanism used for supporting a metal plate is fixed to the outer wall of the elastic pressing block in the horizontal direction; the supporting mechanism comprises a supporting piece; by means of the supporting block, the other end of a sheet metal part can be supported, the sheet metal part and the elastic pressing block can be flatly placed in an attached mode, the stamping effect is guaranteed, the length of the supporting mechanism can be adjusted by pulling the adjusting plate in the horizontal direction, and sheet metal parts with different lengths can be conveniently supported.

The utility model relates to the technical field of sheet metal part stamping, in particular to a sheet metal part stamping positioning auxiliary device which comprises a bottom plate. The first movable block is controllably and movably connected to the top of the bottom plate and can perform transverse linear displacement relative to the bottom plate; the connecting block is arranged between the first movable block and the bottom plate; the positioning bolt forms a locking positioning structure between the first movable block and the bottom plate; the second movable block is controllably and movably connected to the first movable block and can perform transverse linear displacement relative to the first movable block, and the displacement direction is perpendicular to the displacement direction of the first movable block; the tool groove is formed in the second movable block and used for containing a to-be-stamped sheet metal part. According to the utility model, the problems of high equipment cost and low production efficiency caused by incapability of flexibly adjusting the stamping matching degree between different dies and a punch due to stiff and fixed assembly positions of the dies of a stamping machine tool when some existing sheet metal parts are stamped can be solved.

The present invention provides a sheet metal stamping die for new energy vehicles, which belongs to the technical field of sheet metal stamping dies, and includes a stamping table, a transfer assembly, a first drive assembly, a punch and a second drive assembly. A stamping groove is provided on the upper part of the stamping table, and the punch is arranged above the stamping groove. A U-shaped bracket plate is fixedly arranged on the upper part of the stamping table, and the second drive assembly is fixedly installed on the inner top of the U-shaped bracket plate. Compared with the prior art, the embodiment of the present invention can automatically and accurately transfer the automobile sheet to the upper position of the stamping groove when stamping the automobile sheet, thereby realizing automatic feeding of the sheet, and after the transfer and feeding of the current sheet is completed, the transfer assembly can be promptly withdrawn from the upper position of the stamping groove, thereby reserving sufficient time for the placement of subsequent sheets, thereby improving the continuous stamping efficiency of automobile sheets and reducing the defective rate of formed products.

The utility model discloses a sheet metal stamping semi-automatic positioning mechanism which comprises a lower die, a groove is formed in the surface of the lower die and used for folding a sheet metal part into a specific shape during stamping, and two sets of blocking pieces are installed on the lower die and used for preliminarily limiting the sheet metal part. By arranging a bidirectional screw rod, clamping blocks, an electric push rod and a storage plate, a worker can place a sheet metal part on the top of the storage plate, then the bidirectional screw rod is rotated to enable the two clamping blocks to move oppositely, so that the sheet metal part is pushed and moved to the center position above a groove, and then the electric push rod is started to enable the storage plate and the sheet metal part to move downwards; and finally, the two ends of the sheet metal part are in contact with the inner wall of the groove of the lower die and are in a horizontal state, so that the lengths of bent parts formed on the two sides after follow-up stamping machining are consistent, the machining quality is improved, and the sheet metal part bending device has the advantages that the sheet metal part can be horizontally placed in the groove of the lower die, so that the production quality is improved.

The present invention relates to the technical field of sheet metal stamping, and discloses a stamping die for automobile sheet metal parts, including a seat plate, a lower half mold arranged on the upper end of the seat plate, a plurality of guide posts arranged on the lower half mold, an upper half mold arranged on the plurality of guide posts, and an alignment unit arranged on the lower half mold, wherein the alignment unit includes an alignment component and a fixing component arranged on the lower half mold; the alignment component includes two short slides arranged on the lower half mold, sliding grooves provided on the short slides and the long slides, and a plurality of sliding plates slidingly arranged on the corresponding sliding grooves. By setting the alignment component, after placing the metal sheet in the stamping cavity, the metal sheet is automatically adjusted to the center of the stamping cavity, the operation is simple and fast, and the positioning can be performed accurately. By using the fixing component, when the metal sheet is adjusted to the center, the clamping plate can clamp and fix the four sides of the metal sheet, effectively preventing the warping of the metal sheet during stamping and affecting the stamping quality.

A cargo transport rear frame includes a par of posts spaced apart in a width direction, an upper cross member extending along the width direction between respective upper ends of the pair of posts, and a rear bolster extending along the width direction between respective lower ends of the pair of posts. The rear bolster has a first side facing in a forward direction that is perpendicular to both the width and height directions, and the rear bolster has a second side facing in a rearward direction to be exposed to a rear side of the cargo transport rear frame. The rear bolster comprises a sheet metal stamping including a base surface and a relief embossed in the rearward direction from the base surface to form a loading dock engagement feature configured to withstand repeated loading dock impacts.

The invention provides a metal plate stamping die and belongs to the technical field of metal plate machining, the metal plate stamping die comprises a bottom plate, an inner supporting assembly, a first driving assembly, a stamping assembly, a second driving assembly and a conveying assembly, a first support plate is fixedly arranged on the upper portion of the bottom plate, and the inner supporting assembly is hinged to the inner side wall of the first support plate; the inner supporting assembly is installed on the upper portion of one side of the first support plate and used for supporting a metal plate to be punched, the punching assembly is arranged on the upper portion of one side of the inner supporting assembly, the first driving assembly is installed on the inner top wall of the first support plate and used for driving the punching assembly to move downwards, and the conveying assembly is arranged above the inner supporting assembly and used for conveying the metal plate to be punched. The conveying device is used for conveying metal plates twice. Compared with the prior art, when the square metal cylinder is prepared, a straight metal plate can be automatically punched into a square structure, the punched square metal cylinder can be automatically discharged, and the square metal cylinder punching device has the advantages of being good in punching effect and high in punching efficiency.

The utility model relates to the technical field of automobile sheet metal stamping, and discloses an automobile sheet metal stamping equipment, including a base, a hydraulic push rod is fixedly installed on the top of the base, a stamping table is fixedly installed on the other end of the hydraulic push rod, and a waste adsorption mechanism is detachably installed on the stamping table. The utility model drives the hydraulic push rod to push the stamping table, so that multiple groups of stamping blocks on the stamping table are docked with the stamping docking seat, and the automobile sheet metal on the top of the stamping docking seat can be punched and punched, and at the same time, the negative pressure pump on the waste adsorption mechanism is driven to convey the negative pressure to the concentrated groove through the air guide pipe, and the multiple groups of connecting grooves connected to the concentrated groove will synchronously convey the negative pressure to the negative pressure hole, so that a strong negative pressure is generated on the outside of the multiple groups of stamping blocks, and the waste sheet metal generated after stamping can be adsorbed to avoid being attached to the surface of the stamping docking seat, which requires the operator to spend a lot of time to clean, greatly reducing the efficiency of automobile sheet metal stamping.