50results about How to "Precise punching" patented technology

The full-biodegradable film mulching and punching equipment for crop planting comprises a sleeve, the sleeve is in threaded connection with the outer side of a connecting roller, and the upper portion of a punch is connected with an adjusting mechanism capable of adjusting the size of a discharging opening according to different crop vegetable seeds. The lower portion of the punch is connected with a frame plate through a first transverse rod and a limiting rod, and flow guiding mechanisms used for guiding crop vegetable seeds to the inner side of the frame plate are installed on the two sides of the frame plate. According to the equipment, the processes of film mulching, punching and sowing are automatically completed, the speed is high, the efficiency is high, the planting time is greatly shortened, and the agricultural production efficiency is improved. Automatic equipment replaces manual operation, manpower input is reduced, labor cost is reduced, meanwhile, labor intensity is relieved, the equipment can control the seeding quantity, the seeding uniformity and depth are guaranteed, the seed germination rate and the crop yield are improved, in addition, the equipment does not need any electric control unit, and cost is greatly saved.

The invention discloses a steel pipe drilling auxiliary device, and belongs to the technical field of steel pipe drilling. The steel pipe drilling auxiliary device comprises a workbench. According to the steel pipe drilling auxiliary device, an arc-shaped block moves in a circular sliding rail to drive a fixing frame, a movable plate, a movable ring, a laser cutting head and an arc-shaped positioning plate to move, and when the position of a cutting hole corresponds to the position of a punching hole, a second telescopic rod stretches out to drive the movable plate, the movable ring, the laser cutting head and the arc-shaped positioning plate to approach the surface of a steel pipe body; an arc-shaped positioning plate is extruded by the surface of the steel pipe body, a second telescopic rod continues to stretch out, a movable plate, a movable ring and a laser cutting head continue to move, when the laser cutting head reaches the cutting position distance, the laser cutting head works to punch the position, needing to be punched, of the steel pipe body, and punching of the steel pipe body by the laser cutting head is more accurate; the punching quality of the steel pipe body can be improved, and then the production efficiency and the product quality of steel pipe body machining production are improved.

The invention discloses a detachable traceless silicone rubber creepage-increasing umbrella skirt and processing equipment and a processing technology thereof, and belongs to the technical field of electric insulation accessory processing, the detachable traceless silicone rubber creepage-increasing umbrella skirt specifically comprises an umbrella skirt body, a mounting hole matched with an insulation plate is formed in the middle of the umbrella skirt body, and an interlocking opening communicated with the mounting hole is formed in the umbrella skirt body in the radial direction of the umbrella skirt body; the interlocking opening can realize autonomous closing and locking, and the closed umbrella skirt body forms a complete closed-loop structure; according to the invention, through the arrangement of the interlocking opening, the umbrella skirt body is directly sleeved into the insulating plate and then the interlocking part is buckled during installation, the umbrella skirt body is separated by hands during disassembly, tools are not needed, adhesive residues are avoided, mechanical damage is avoided, detachable traceless installation is truly realized, the insulating plate body is not damaged, and the later maintenance and replacement efficiency is greatly improved.

The utility model discloses a punching structure and a punching device for machine tool guide rail production, and relates to the technical field of machine tool guide rail production. The clamping device comprises a base, a clamping mechanism and a downward moving mechanism are arranged on the base, the clamping mechanism comprises a workbench fixedly connected to the top of the base, a rectangular groove is formed in the workbench, a rectangular sliding groove is formed in the top of the workbench, a hydraulic cylinder is fixedly connected to the left side of the rectangular groove, and the hydraulic cylinder is fixedly connected to the right side of the rectangular groove. A trapezoidal sliding groove is formed in the bottom of the rectangular groove, the downward moving mechanism comprises a support fixedly connected to the top of the base, and a sliding rod is fixedly connected between the bottom of the support and the top of the base. Through the arrangement of the clamping mechanism, the problems that the position of the machine tool guide rail is easy to deviate, so that the position of a formed hole deviates, the production quality of the machine tool guide rail is reduced, and the subsequent installation and use performance of the guide rail is reduced are solved.

The present invention belongs to the technical field of laser drilling machines, and specifically relates to a medical catheter laser drilling machine, comprising: a workbench and a support frame fixedly connected to the top of the workbench, a fixing frame being installed on the top of the support frame, a fixing seat being installed on the outer wall of the fixing frame, and a laser head being installed on one side of the fixing seat; a medical catheter, the medical catheter being arranged above the workbench; an automatic feeding mechanism, located on the top of the workbench, and used for automatically feeding the medical catheter, the automatic feeding mechanism comprising two auxiliary seats fixedly connected to the top of the workbench, a feeding ring being arranged on the top of each auxiliary seat, and the present invention conveys the medical catheter forward by arranging structures such as a pressure roller, so as to automatically feed the medical catheter, without the need for a staff member to manually change the position, thereby improving the efficiency of laser drilling of the medical catheter.

This utility model discloses a plastic film perforation machine, including a frame, an unwinding section, a perforation section, and a rewinding section. One side of the frame is the operating side, and the other side is the transmission side. The unwinding section includes a roller mounted on the frame, on which a roll of plastic film is wound. The roller rotates to unwind the roll. The perforation section is mounted on the frame and close to the unwinding section. The perforation section includes a piercing mechanism for piercing and perforating the plastic film as it passes. The rewinding section is located on the side of the perforation section away from the unwinding section and is used to rewind the perforated plastic film back into a roll. A power unit drives the unwinding and rewinding sections in a cyclical motion, ensuring that the plastic film is taut when passing through the perforation section. This utility model unwinds the film using the unwinding section, rewinds it using the rewinding section, and perforates the roll at predetermined positions using the perforation section. This allows for accurate, efficient, and controllable perforation of the plastic film before placement.

The application discloses a CTP plate making punching equipment, which comprises a bottom plate, a bracket connected to the bottom plate, a workbench connected to the top surface of the bracket, two symmetrically arranged punching assembly one and punching assembly two arranged on one side of the workbench, the punching assembly one being fixed on the bottom plate, the punching assembly two being slidably connected to the bottom plate through a sliding assembly, an outer shell arranged on the outer side of the punching assembly two, the outer shell being fixed on the punching assembly two, the outer shell being controlled to move through a driving assembly, a plurality of blanking holes being formed in the bottom plate, a material receiving groove being arranged below the blanking holes, and the material receiving groove being slidably connected to the bottom surface of the bottom plate. The transverse position of the material to be punched can be controlled through the limiting stop post, the longitudinal position of the material to be punched can be limited through the side groove of the stand, the punching is more accurate, the position of the punching and the number of the punching can be adjusted according to the requirement, and the applicability is greatly improved.

The application discloses a punching and waste cleaning integrated device for paper pulp molding production and relates to the technical field of paper pulp molding production. Specifically, the device comprises a platform base, a pushing mechanism is arranged on one side of the top of the platform base, a punching knife is fixedly connected to the moving end of the pushing mechanism, a jig base is fixedly connected to the outer wall of the top of the platform base near the punching knife, a waste punching collection box is placed on the bottom of the jig base, a punching jig is fixedly connected to the outer wall of the top of the jig base, a jig limiting block is fixedly connected to one side of the punching jig, a paper pulp molding product is sleeved on the top of the punching jig, and the pushing mechanism comprises a punching position, a punching knife support, a punching knife, a punching knife moving support, an air cylinder and an air cylinder support. The system air pressure port and the system air pressure / vacuum port are connected with the air pressure / vacuum system, the system air pressure / vacuum port is in communication with the inner cavity of the punching jig, and the paper pulp molding product is adsorbed and fixed through a plurality of vacuum air suction holes located on the top of the punching jig.

The invention discloses a punching and waste cleaning integrated device for pulp molding production, and relates to the technical field of pulp molding production. The punching device specifically comprises a platform base, a pushing mechanism is arranged on one side of the top of the platform base, a punching cutter is fixedly connected to the moving end of the pushing mechanism, a jig base is fixedly connected to the outer wall of the side, close to the top of the punching cutter, of the platform base, and a punching waste collecting box is placed at the bottom of the jig base; the outer wall of the top of the jig base is fixedly connected with a punching jig, one side of the punching jig is fixedly connected with a jig limiting block, the top of the punching jig is sleeved with a paper pulp molded product, and the pushing mechanism comprises a punching position, a punching cutter support, a punching cutter, a punching cutter moving support, an air cylinder and an air cylinder support. The system air compression port and the system air compression / vacuum port are connected with the air compression / vacuum system, the system air compression / vacuum port is communicated with the inner cavity of the punching jig, and a paper pulp molded product is adsorbed and fixed through the multiple sets of vacuum air suction holes located in the top of the punching jig.

The utility model relates to a sponge punching machine which comprises a feeding belt, a discharging belt located on the left side of the feeding belt, a portal frame connected to the left side of the feeding belt, guide rails arranged on the left side of the upper portion of the portal frame, a primary telescopic assembly arranged between the guide rails in a sliding mode, and a secondary telescopic assembly arranged on the front side of the primary telescopic assembly in a sliding mode. A punching motor and a pressing circular plate are connected to the secondary telescopic assembly in a sliding mode, and a hollow drill bit is arranged on an output shaft of the punching motor. The hollow drill bit is arranged on the punching motor, the basic function of sponge punching is achieved, then the first telescopic assembly and the second telescopic assembly are arranged to drive the punching motor to move up and down, positioning punching of sponge punching is completed, and the sum of the strokes of the first telescopic assembly and the second telescopic assembly is larger than the distance difference between the portal frame and the feeding belt. And the hollow drill bit can be driven to stay at any position, so that sponge punching of all thicknesses can be met, drill bits of different strokes do not need to be replaced and adjusted, and the drilling efficiency is improved.

The utility model relates to an adhesive tape punching tool which comprises a fixing frame, a cutter and a supporting block used for supporting the portion, needing to be cut, of an adhesive tape, the fixing frame is provided with two positioning holes allowing overflow edges to penetrate through, the fixing frame is provided with an embedded groove, the embedded groove penetrates through the upper side and the lower side of the fixing frame, and the cutter is arranged in the embedded groove. The groove bottom of the embedding groove is provided with two fixing holes allowing the adhesive tape body to penetrate through, the two fixing holes are in one-to-one correspondence and communicate with the positioning holes correspondingly, the supporting block is embedded in the embedding groove, the cutter comprises a cutting part and two trimming parts, the cutting part abuts against and slides to the groove bottom of the embedding groove, and the two trimming parts are arranged on the cutting part. The two trimming parts are fixedly connected to the two sides of the cutting part in a one-to-one correspondence mode and are perpendicular to the cutting part, and the trimming parts abut against the groove wall of the embedding groove. The trimming and cutting tool has the advantages that trimming and cutting procedures of the adhesive tape are integrated in the same tool, the operation process of pretreatment of the adhesive tape is simplified, and the working efficiency of trimming and cutting of the adhesive tape is improved.

The utility model relates to the technical field of financial work equipment, and concretely relates to a financial seal with voucher punching function, including seal body, the seal body is equipped with seal buckle, its characterized in that, the upper side one end fixed connection portion of seal body, the connecting portion connects punching assembly, the upper side fixed setting of seal body is provided with support portion, through setting connecting portion and support portion on seal body, and connecting punching assembly, the financial seal and punching tool of traditional separation are combined into one, and staff need not frequently switch tools when handling financial voucher.

The utility model relates to the technical field of glass processing equipment, and discloses a splash-proof glass perforating machine which comprises a workbench, mounting grooves are formed in the front side and the rear side of the top end of the workbench, a lead screw is rotationally connected to the interior of the mounting groove in the rear side, and two threaded blocks are arranged outside the lead screw in a sliding mode. Positioning plates are fixedly connected to the top ends of the two threaded blocks, a motor is fixedly connected to the right end of the workbench, a recycling groove is formed in the middle of the top end of the workbench, a fixing frame is fixedly connected to the rear side of the top end of the workbench, and an air cylinder is fixedly connected to the bottom end of the fixing frame. According to the glass punching device, glass can be clamped and positioned, it is guaranteed that the glass cannot deviate during punching, punching is more accurate, the punching quality is guaranteed, meanwhile, under the action of the recycling tank and the recycling box, waste water and glass fragments generated during punching can be collected, and using is more convenient and faster.

The invention relates to the technical field of drilling equipment, and discloses laser drilling equipment for shock absorber front fork machining and an electric bicycle shock absorber. The laser drilling equipment for shock absorber front fork machining comprises two conveying devices, a drilling table arranged between the two conveying devices and a laser drilling arm arranged in the drilling table; and the fixing assembly is arranged on the surface of the punching table. According to the laser drilling equipment for machining the front fork of the shock absorber, the fixing assembly is arranged, before drilling, the front fork assembly is arranged on the outer side of the sleeve in a sleeving mode, then the power assembly pushes the inner pipe and the jacking sleeve, and finally the front fork assembly is clamped between the deflection plate and the jacking sleeve, so that the two ends of the front fork assembly serve as fixing points; according to the front fork assembly punching device, shielding on the outer surface of the front fork assembly can be reduced, it is guaranteed that punching work is conducted smoothly, meanwhile, the conical deflection plate and the jacking sleeve play a role in centering and positioning the front fork assembly, and accurate punching can be achieved under cooperation of a numerical control program.

This utility model provides a drilling device for planting sea buckthorn in the desert. A mounting beam is provided in front of the movable base, and a slide rail extending along its length is provided on the mounting beam. A slide block is slidably assembled along the slide rail, and a drill is mounted on the slide block. The drill rod of the drill extends along the length of the mounting beam. A drive component is disposed inside the slide rail. One end of the drive component is hinged to the inner wall of the slide rail, and the other end is connected to two sets of traction lines through the mounting base. One set of traction lines passes from the lower end of the mounting beam and connects to the lower part of the slide block, while the other set of traction lines passes from the upper end of the mounting beam and connects to the upper part of the slide block. Through the cooperation of the drive component and the traction lines, the slide block can slide rapidly, thereby driving the drill to drill efficiently. Using traction lines for driving reduces the length of the mounting beam, thus ensuring the miniaturization of the equipment. Furthermore, the traction lines can precisely drive the drill, ensuring the accuracy of the drilling depth and greatly improving planting efficiency and drilling precision.

The utility model discloses a tool for reinforcing a hub variable pitch cabinet support of a wind driven generator. The tool solves the problem that a magnetic drill press cannot directly attract and drill holes in stainless steel materials. The tool assembly comprises a supporting plate, fastening assemblies are arranged on the two sides of the supporting plate respectively, the supporting plate is fixed to a variable-pitch cabinet support through the fastening assemblies, a magnetic seat drill is attracted to the supporting plate through a magnetic seat, then the magnetic seat drill and the variable-pitch cabinet support are indirectly fixed, and drilling can be stably conducted on the variable-pitch cabinet support; the supporting plate is installed on the variable pitch cabinet support made of stainless steel, the variable pitch cabinet support is effectively connected with the tool, the magnetic seat of the magnetic seat drill can be reliably fixed to the tool, stable installation of the magnetic seat drill on the variable pitch cabinet support is achieved, rapid and accurate punching of the variable pitch cabinet support through the magnetic seat drill is achieved with the help of the special tool, and the working efficiency is improved. Operation is convenient, and the problem that drilling is difficult when the variable pitch cabinet support is reinforced is effectively solved.

The invention relates to the technical field of medical instruments, and discloses a bone tunnel preparation device and a preparation method thereof.The bone tunnel preparation device comprises a fixing mechanism, a driving mechanism and a drill bit; one end of the fixing mechanism is connected with the treatment bed, and the other end is connected with the driving mechanism which is detachably connected with the drill bit; a tip part and a connecting part are arranged on the drill bit, the tip part is arranged at the drilling end of the drill bit, a twist blade is arranged at the drilling end of the drill bit, the diameter of the twist blade is larger than that of the tip part, and the connecting part is arranged away from the tip part and extends into the driving mechanism so that the driving mechanism can drive the drill bit and the tip part to rotate through the connecting part. The tip part is firstly drilled into a tibia or a femur, and then the twist blade starts to be drilled into the tibia or the femur under the fixation of the tip part, so that the twist blade is more stable during feeding, the technical problem that in the prior art, the punching center deviates from a planned bone tunnel, and consequently an operation fails is solved, and the technical effects that punching is more accurate, and the success probability of the operation is high are achieved.

The drilling device with the positioning function comprises a working table, a displacement rod, a surrounding plate and an arc-shaped groove, supporting legs are arranged at the bottom of the working table, a positioning barrel is arranged on the working table, the displacement rod is inserted into the positioning barrel, the surrounding plate is arranged below the displacement rod, the arc-shaped groove is formed in the inner side of the surrounding plate, and the arc-shaped groove is formed in the bottom of the working table. A second supporting column is inserted in the middle of the top face of the surrounding plate, a first pressing handle is arranged on the top of the second supporting column, a third supporting column is arranged in front of the arc-shaped groove, a second pressing handle is arranged on the top of the third supporting column, a rubber band rope penetrates through the bottom of the third supporting column, and the two ends of the rubber band rope are fixedly connected with the inner walls of the supporting legs respectively. The surrounding plate is arranged below the displacement rod, the arc-shaped groove is formed in the inner side of the surrounding plate, a hub can be conveniently placed, meanwhile, the top and the bottom of the hub can be fixed through the first pressing handle and the second pressing handle, a worker can conveniently and accurately punch holes through a drilling machine, the working efficiency is improved, use is convenient, and the practicability is high. The operation is simple.

The embodiment of the utility model provides a puncher, and provides a solution for electric punching and sucking out bone scraps through an air exhaust assembly, specifically, the puncher comprises a device body, a punching assembly and the air exhaust assembly used for sucking out the bone scraps during punching; the device body is connected with the punching assembly through the air exhaust assembly. The punching assembly comprises a motor, a power assembly and a punching lever, the power assembly comprises a driving wheel and at least one driven wheel, and the periphery of the driving wheel is connected with the driven wheels in an engaged mode; punching levers are arranged at the front ends of the driving wheel and the driven wheel; and the output end of the motor is connected with the driving wheel. The problems that in the prior art, efficiency is low, punching is not accurate, and time needs to be additionally consumed for cleaning generated bone scraps are solved through electric punching and suction of the bone scraps out through the air exhaust assembly, the efficiency is high, punching is accurate, the bone scraps can be sucked in while punching is conducted, and the operation time is shortened.

The utility model provides cloth cover punching optimization equipment, and belongs to the technical field of cloth cover punching equipment. Comprising a conveying platform, a conveying belt used for moving a cloth cover is driven on the conveying platform through a driving device, machining tables are arranged on the front side and the rear side of the conveying belt correspondingly, sliding rails in the same length direction as the conveying belt are arranged above the machining tables, and a perforating machine table is arranged on the sliding rails in a sliding mode; servo motors for driving the perforating machine table to slide along the sliding rails are fixed to the two sides of the machining table correspondingly, first light-operated sensors are fixed to the front side and the rear side of the end of the conveying platform, and second light-operated sensors are fixed to the front side and the rear side, close to the machining table, of the conveying platform. The punching device has the advantages of being accurate in punching, reducing the defective rate of cloth covers and the like.

The utility model relates to the technical field of perforating machines, and discloses a leather bag perforating machine with a multi-angle adjusting function, which comprises a base, upright posts are symmetrically and fixedly connected to the rear side of the top of the base, and a perforating mechanism mounting plate is fixedly connected to the tops of the upright posts; a cylinder body part of an X-direction pushing air cylinder is fixedly connected to the bottom of the punching mechanism mounting plate, a pushing head part of the X-direction pushing air cylinder is fixedly connected with a cylinder body part of a Z-direction pushing air cylinder through a connecting plate, and a pushing head part of the Z-direction pushing air cylinder is fixedly connected with a fixed part of a rotating air cylinder through a connecting piece. The rotating part of the rotating air cylinder is fixedly connected with a punching disc, and the outer wall of the punching disc is fixedly connected with punching punches which are evenly distributed. According to the leather puncher, manual feeding is achieved through automatic equipment, production efficiency is improved, the puncher and the leather are installed on the air cylinder with the angle capable of being controlled, and angle adjustment of the puncher and the leather is achieved.

The utility model relates to the technical field of circuit board processing, in particular to a target shooting device for circuit board processing, which comprises a workbench, a plurality of supporting legs are fixedly connected to the bottom of the workbench, a storage module and a target shooting device are fixedly mounted at the top of the workbench, a target shooting head is fixedly mounted on the target shooting device, and the target shooting head is fixedly connected with the supporting legs. And a traversing mechanism is fixedly installed at the top of the workbench, a grabbing head is installed on the traversing mechanism, and the traversing mechanism drives the grabbing head to grab the circuit board from the storage module and send the circuit board to the target shooting head for target shooting. According to the device, automatic feeding can be achieved, and accurate positioning and punching are achieved.

The utility model discloses gasket punching equipment with automatic positioning compensation, which relates to the technical field of gasket processing and punching equipment and comprises a workbench, a punching table is arranged on the upper surface of the workbench in a sliding fit manner, forming cavities are uniformly distributed on the upper surface of the punching table, an air cylinder is arranged above the workbench, and the air cylinder is connected with the punching table. A pushing plate is fixedly connected to the bottom end of the air cylinder, punching heads are evenly distributed and fixedly connected to the lower surface of the pushing plate, an annular plate is fixedly installed on the surfaces of the punching heads, springs are fixedly connected to the lower surface of the annular plate, and pressing rings are fixedly installed at the bottom ends of the springs and located on the lower sides of the punching heads. Compared with existing common gasket punching equipment with automatic positioning compensation, the gasket punching equipment with automatic positioning compensation has the advantages that in the punching process, deviation or other changes of a wafer can be effectively prevented, the punching process is more stable, and therefore the gasket punching machining quality can be improved.

The utility model discloses a file binding machine, and relates to the technical field of file management, in particular to a file binding machine which comprises a bottom shell, a lifting box, a drilling assembly, a positioning assembly, a fixing assembly, an adjusting assembly, a material collecting box, a mounting frame and a mounting block, the mounting frame is arranged on the upper side of the outer portion of the bottom shell, and the material collecting box is arranged in the bottom shell; a lifting box is arranged in the mounting frame, a mounting block is arranged in the lifting box, a positioning assembly is arranged between the mounting block and the lifting box, a drilling assembly is arranged in the lifting box, a fixing assembly is arranged on the upper side of the outer portion of the bottom shell, and an adjusting assembly is arranged on the upper side of the outer portion of the bottom shell. Compared with the prior art, the utility model has the advantages that the hole distance required by binding can be accurately adjusted, and the hole opening precision is ensured; the two sides of a file can be fixed to prevent extrusion and upwarp in the perforating process, and hole staggering between paper is avoided.

The utility model discloses plate punching forming equipment which comprises a conveying assembly and a rack, and the conveying assembly is used for conveying plates. The rack is arranged at the output end of the conveying assembly. An aligning assembly, a punching mechanism, a forming mechanism and a cutting assembly which are sequentially arranged in the plate conveying direction are installed on the rack. The punching mechanism comprises a punching support and a hydraulic punching assembly, the punching support is installed on the rack, and the hydraulic punching assembly is installed on the punching support; the forming mechanism comprises a forming bracket, a plurality of forming rollers and a plurality of conveying rollers; the forming support is installed on the rack, and the multiple forming rollers and the multiple conveying rollers are rotationally connected to the forming support. The conicity of the forming rollers is sequentially increased in the plate conveying direction. A driving assembly is installed on the forming support. Precise positioning, efficient punching, optimized forming and precise cutting of the plate are achieved, automation and continuity of plate machining are further achieved, and the plate machining efficiency and quality are remarkably improved.

The utility model discloses an automatic punching machine for lithium battery production, belongs to the technical field of lithium battery production, and aims to solve the problem that punching is inaccurate due to the fact that a lithium battery shell is easy to slide during punching, the automatic punching machine comprises an operation table and a top plate, supports are fixed to the four corners of the top end of the operation table, and the top plate is fixedly connected with the operation table through the supports. A servo air cylinder is fixed to the center of the top end of the top plate, a mounting plate is fixed to the driving end of the servo air cylinder, a punching mechanism is fixed to the center of the bottom end of the mounting plate, a driving motor is fixed to the center of the operation table, and a positioning mechanism is fixed to the driving end of the driving motor. According to the lithium battery shell punching device, the driving motor, the positioning mechanism, the rotating piece, the rotating rod, the sliding plate, the mounting block, the clamping plate and the limiting sliding groove are matched for operation, then rapid positioning of a lithium battery shell can be achieved, accurate punching can be achieved, manual hand positioning is not needed, and danger is avoided.

This utility model relates to the field of sprue removal technology, and in particular to a sprue die-cutting machine for light guide plates. It includes a worktable, on which a lower die is fixedly mounted. A placement groove is formed on the upper surface of the lower die, with an opening on one side of the groove and a movable positioning plate on the other side. A horizontal displacement mechanism on the lower die drives the movable positioning plate closer to or further from the opening. A mounting frame is mounted on the worktable, and a hydraulic cylinder is mounted on the mounting frame. A lifting seat is fixedly connected to the driving end of the hydraulic cylinder. An upper die is fixedly connected to the bottom of the lifting seat via a connecting rod. The upper die corresponds to the placement groove, and a side connecting block is fixedly connected to the side of the upper die closest to the opening. A through groove is formed on the side connecting block. A cylinder is mounted on the lifting seat, and a mounting base is fixedly connected to the driving end of the cylinder. A punching block is fixedly connected to the bottom of the mounting base, and the punching block is slidably connected to the through groove. This utility model reduces problems such as cut cracking and unevenness caused by manual operation, ensuring the quality of the light guide plate.

The utility model relates to the technical field of automobile part machining equipment, and discloses a double-acting side punching mechanism for an automobile upper inner plate, the double-acting side punching mechanism comprises a lower die base and an upper die base, a supporting type base is arranged on the lower die base, and abutting blocks are slidably arranged at the positions, corresponding to connecting kidney-shaped holes, of the lower die base and face the supporting type base; the multiple abutting blocks are located on the same side of the supporting type base, a first driving piece is arranged at the bottom of the upper die base, stamping blocks are slidably arranged at the positions, corresponding to the connecting kidney-shaped holes, of the lower die base and face the supporting type base, a second driving piece is arranged at the bottom of the upper die base, and a blanking head is arranged on the side, facing the supporting type base, of each stamping block. A side stripper plate is arranged in the supporting type base and corresponds to each connecting kidney-shaped hole, the blanking head penetrates through the side stripper plates in a sliding mode, a female die is arranged in an inner hole, communicated with the side stripper plates, of the abutting block, and the blanking head penetrates out of the side stripper plates in a sliding mode and is inserted into the female die. The punching device has the effect that the working efficiency of punching the connecting kidney-shaped holes in the automobile upper inner plate is improved.

The utility model relates to a plastic gasket processing punching device convenient to position, and aims to solve the technical problem that the punching quality is reduced due to the fact that displacement is easy to occur during current punching, the punching device comprises a workbench with an opening in the upper surface, a placing groove is formed in the upper end face of the workbench, and at least one group of springs are fixedly connected to the bottom face of the placing groove. The top end of the spring is fixedly connected with a base, a cavity is formed in the workbench, a positioning assembly is arranged in the cavity and comprises a double-rod hydraulic cylinder fixedly placed on the inner wall of the workbench, the telescopic end A of the upper end of the double-rod hydraulic cylinder is rotationally connected with two connecting rods, and one end of each connecting rod is rotationally connected with a positioning plate; a fixing block is fixedly connected to the telescopic end B of the lower end of the double-rod hydraulic cylinder, electric telescopic rods are fixedly connected to the two sides of the fixing block respectively, and the two electric telescopic rods are fixedly connected with the two positioning plates respectively.

The multi-station steel pipe punching device comprises a working platform, a pushing sliding table and a positioning side box are installed on the two sides of the working platform correspondingly, a first motor is installed at the sliding end of the pushing sliding table, a plurality of positioning assemblies are installed at the end of a driving shaft of the first motor, and the multiple positioning assemblies are of a chain type structure connected end to end; first clamping frames are arranged on the two sides of the upper portion of the pushing sliding table, two supporting barrel frames are installed at one end of the working platform, an elastic net frame is jointly installed on one sides of the two supporting barrel frames, a pipe feeder is installed in the middle of the working platform in an embedded mode, a positioning screw is rotationally connected to the middle of the inner side of the positioning side box, and a plurality of supporting boxes are arranged on the positioning screw. A hydraulic puncher is installed on the side, close to the pushing sliding table, of the supporting box, all punching positions of the pipeline can be kept accurate through the rigidity of individuals of the positioning assemblies and the turning performance during connection, and the interior of the pipeline can be timely supported through the supporting inner module.