50results about How to "Improve punching effect" patented technology

The utility model provides a punching device for silencer machining, belongs to the technical field of motorcycle silencer machining, and aims to solve the problem that a cylinder possibly deforms under pressure due to the fact that the interior of the cylinder is of a hollow structure. Comprising a punching table; a protection structure is fixedly arranged at the top of the punching table, and a punching mechanism is fixedly arranged on one side of the top of the punching table. An auxiliary assembly is fixedly arranged at the top of the punching mechanism, and a driving structure is fixedly arranged on the outer side of the bottom of the punching mechanism. Through the arrangement of the linear arrangement type supporting rods and the supporting plate, the punching position of the to-be-machined hush pipe can be supported; the phenomenon that the punching position of the to-be-machined hush pipe is deformed during punching is prevented; by arranging a spring piece and a guide rod, the stability of the transverse plate in the up-down moving process can be enhanced; and therefore, compared with an existing punching device, the cylinder punching device can more effectively avoid the phenomenon that the cylinder deforms.

The utility model discloses a plastic part punching tool which comprises a machining table, two base plates are fixedly connected to the top of the machining table, two moving boxes are fixedly connected to the top of the machining table, the same driving box is fixedly connected to the tops of the two moving boxes, and a fastening mechanism is arranged on the driving box. The fastening mechanism comprises two threaded short rods arranged in the driving box, the bottom ends of the two threaded short rods rotationally extend into the corresponding moving boxes respectively, and the two threaded short rods are both sleeved with lifting blocks in a threaded mode. According to the plastic part punching tool, the two sides of a plastic part can be pressed and fixed through the two pressing plates capable of synchronously ascending and descending through the arranged fastening mechanism, it is ensured that the plastic part is kept stable in the punching process, and therefore the punching position is more accurate, and the punching effect is improved.

The utility model relates to the technical field of firework processing, in particular to a firework cylinder punching device for firework processing. The technical problems that when an existing punching device is used for punching a firework cylinder, the punching efficiency is low, punched holes are not smooth enough, and therefore the punching effect is reduced are solved. A firework cylinder punching device for firework processing comprises an outer frame, a protective sleeve is fixedly connected to one side of the outer frame, a hand lever is rotatably connected to the outer frame, and a sliding frame is slidably connected to one side of the outer frame. The hand pull rod rotates to enable the extrusion rod to extrude the sliding rod through the first compression spring, meanwhile, the clamping block is separated from the sliding rod through the extrusion block, the first compression spring rapidly resets to enable the perforating needle to perforate the firework barrel, then, the hand pull rod enables the perforating needle to reset under the action of the torsion spring, and the operation is repeated; after a worker pulls the hand pull rod every time, the perforating needle can automatically reset, and then the perforating needle can be conveniently used next time, so that the perforating efficiency is improved.

The invention discloses a corrugated pipe punching device. It comprises a chassis, and the upper end surface of the chassis is vertically provided with a punching plate, a U-shaped lower support frame, a feed positioning plate and an n-shaped upper support frame in sequence from left to right; a circular connecting plate is movably connected to the right side surface of the punching plate through a connecting bolt, and a punching inlet pipe is arranged on the inner ring of the circular connecting plate, and 3-6 first single-head cylinders are evenly distributed on the left side surface of the punching plate around the punching inlet pipe, and the first push rods on the 3-6 first single-head cylinders all point to the center of the punching inlet pipe, and the head ends of the first push rods are connected with punching needles; the frame bodies on the front and rear sides of the U-shaped lower support frame are respectively vertically provided with first adjustment grooves, and the first adjustment grooves on both sides are movably connected to the lower support rods through the first adjustment bolts. The invention has the characteristics of a wide range of application of the diameter of the corrugated pipe, simple and reliable positioning and punching of the corrugated pipe, good punching effect, meeting the requirements for the processing of corrugated pipe punching, simple structure and low cost.

The present invention relates to the technical field of shoe upper processing, and in particular to a shoe upper processing device, comprising: a T-shaped bracket, a support leg fixedly connected to the bottom of the T-shaped bracket; a motor bracket fixedly connected to the front side of the T-shaped bracket, and a driving motor fixedly connected to the bottom of the motor bracket; a punching mechanism fixedly connected to the front side of the T-shaped bracket and drivingly connected to the driving motor; a self-locking intermittent transmission mechanism fixedly connected to the back side of the T-shaped bracket, and drivingly connected to the punching mechanism; a waste port, arranged at the bottom of the front side of the T-shaped bracket; a punching port, arranged at the bottom of the front side of the T-shaped bracket and directly below the punching mechanism; the present invention drives the punching mechanism to punch leather through the unidirectional rotation of the driving motor, and when the punching mechanism is lifted, the self-locking intermittent transmission mechanism pulls the leather to the punching port, and then the punching mechanism continues to punch the leather, and this cycle repeats.

This utility model relates to the field of nonwoven fabric processing technology, and in particular to a continuous punching device for nonwoven fabric processing. It includes a worktable, with supports fixedly connected to the upper left and upper right sides of the worktable. An unwinding roller and a take-up roller are respectively installed in the upper part of the two supports. A guide adjustment and limiting structure is fixedly connected to the upper left side of the worktable. Several through-holes for punching are opened in the middle of the upper part of the worktable. This continuous punching device for nonwoven fabric processing achieves continuous conveying of nonwoven fabric through the unwinding and take-up rollers. Utilizing the guide adjustment and limiting structure, punching drive device, and tension roller, it precisely controls the movement and punching process of the nonwoven fabric, effectively solving problems such as easy fabric shifting and wrinkling, easy slippage during punching, and low punching accuracy in traditional punching devices. Overall, it improves punching efficiency and nonwoven fabric processing quality, and enhances the applicability and stability of the equipment.

The utility model discloses a punching feeding mechanism which comprises a punching table, a groove is formed in the top of the punching table, a feeding table is arranged on one side of the punching table, a feeding mechanism is arranged on the top of the feeding table, the feeding mechanism comprises a motor, a rotating shaft, a first traction roller, a fixing shaft and a second traction roller, and the motor is fixedly installed on one side of the feeding table. A rotating shaft penetrating through and extending into the feeding table is fixedly installed on an output shaft of the motor, a first traction roller is fixedly installed at one end of the rotating shaft, fixing shafts are rotationally connected to the inner walls of the two sides of the feeding table, and second traction rollers are fixedly installed on the outer rings of the two fixing shafts. By starting the motor, the rotating shaft can be driven to rotate, the first traction roller is driven to rotate, punching pieces on the feeding table can be dragged to move, then the punching pieces are conveyed to the punching table through the second traction roller, slow feeding is prevented, and therefore traction feeding can be conducted on the punching pieces, and the better feeding effect is achieved.

The utility model discloses a combined type spliced anti-slide pile square drill bit, and particularly relates to the technical field of drill bits, the combined type spliced anti-slide pile square drill bit comprises a bottom shell, a top cover, a connecting frame, a fixed flange, a driving mechanism, a shaft bracket, a transmission assembly, a rotating assembly, a first drill body and a second drill body, the driving mechanism is composed of a motor, a driving rod and a driving gear, and the driving mechanism has a driving function; the transmission assembly can transmit the two second drill bodies at the same time. The shaft bracket structure can improve the rotation smoothness; the shifting block on the surface of the drill body facilitates soil drilling and soil cleaning. Square holes punched by the square hole punching device are standard, square hole drilling can be directly carried out, the punching efficiency is high, the square hole punching device is more convenient to use, and the square hole punching device has the advantage of high practicability.

This utility model discloses a punching device for plastic parts. Its structure includes an operating box, a punching head, and a clamping block. By placing the plastic part at the bottom of the processing chamber, the first electric push rods on both sides push the clamping plate inward to clamp the plastic part, preventing displacement during processing that could affect the punching position and effect. During punching, the second electric push rod pushes the force frame, causing the lower clamping block to first be outside the punching position, applying downward pressure to the plastic part. Then, the third electric push rod pushes the punching head downward for punching. This avoids the downward force at the punching position causing side dents, resulting in better punching effect and quality. Furthermore, the first motor drives the first lead screw, causing the upper sliding plate to move the punching head left and right, while the second motor, through the second lead screw, drives the push slider to move the punching head back and forth. This allows for punching at different positions, reducing manual adjustment of the plastic part and increasing efficiency.

The utility model discloses a material pressing ring cleaning device of a perforating machine, and relates to the technical field of bottle cultivation mushroom machinery accessories, the material pressing ring cleaning device of the perforating machine comprises a driving part, connecting parts and a dismounting part, the output end of the driving part is provided with a guide rod, the connecting parts are arranged on the outer side of the guide rod, a mounting plate is arranged in the middle of the two connecting parts, and the dismounting part is arranged on the mounting plate. A brush is fixedly connected to the upper portion of the mounting plate, a mounting block is fixedly connected to the outer wall of the lower portion of the mounting plate, and a supporting plate is arranged outside the mounting block. According to the material pressing ring cleaning device of the perforating machine, residual compost on the material pressing ring of the perforating machine can be automatically cleaned, then the good perforating effect of the equipment is guaranteed, a brush can keep stable during movement through two guide rods, the height of the brush can be adjusted through a connecting part adjusting groove, and therefore the perforating effect of the equipment is improved. And the mounting plate and the brush can be quickly replaced by arranging the dismounting and mounting part, so that the time wasted by replacing the brush is effectively shortened.

The utility model discloses a punching device for a steel lining PTFE pipe. The punching device comprises a bottom plate, a height adjusting assembly is fixedly installed at the top of the bottom plate, a punching assembly is fixedly installed at the top of the height adjusting assembly, and a clamping assembly is fixedly installed at the top of the bottom plate. The height adjusting assembly comprises a fixing frame and a first threaded rod, the fixing frame is fixedly installed on the top of the bottom plate, the first threaded rod is connected to the inner side wall of the fixing frame through a bearing, the bottom end of the first threaded rod is fixedly connected with a first bevel gear, and the side wall of the first threaded rod is connected with a lifting frame through threads. According to the punching device for the steel lining PTFE pipe, through the arrangement of the height adjusting assembly and the punching assembly, punching work can be conducted on a pipe body, punching is easy and convenient, the punching height can be adjusted according to the diameter of the pipe body, the pipe body of any diameter has the good punching effect, and the using effect is better.

The utility model is suitable for the technical field of automobile accessory processing, and provides a pipe fitting drilling device which comprises a workbench, a sliding plate is arranged in the middle of the top end of the workbench, a sliding column is arranged on the sliding plate, a rotating mechanism is arranged at one end of the sliding plate, and an extruding mechanism is arranged at the other end, away from the rotating mechanism, of the sliding plate. A screw transmission mechanism is arranged on the side, located on the sliding plate, of the workbench, a sliding table is connected to the screw transmission mechanism in a transmission mode, a drilling mechanism is arranged on the sliding table, a plurality of sets of pipe brackets are arranged on the sliding column, and a PLC is installed on the side wall of the workbench and used for controlling all the mechanisms to work. By arranging the multiple pipe assembling brackets, pipes can be conveniently placed on the pipe brackets, meanwhile, the pipe brackets can slide on the sliding columns, the positions of the pipe brackets can be adjusted according to the sizes of the pipes, the pipes of different sizes can be conveniently supported, and the application range of the device is greatly widened.

The utility model discloses a kind of composite fiber fabric positioning and punching equipment, it is related to fabric punching technical field, including processing table, the top middle part of processing table is equipped with reserved slot, and the top of processing table is also installed with support frame, the upper surface of support frame is connected with U-shaped seat, the lower surface middle part of support frame is installed with hydraulic cylinder, and the telescopic end of hydraulic cylinder is connected with punch head, the lower surface both ends of support frame are transversely slidingly connected with mounting plate, the bottom of two groups of mounting plate is equipped with electric telescopic rod, the telescopic end of two groups of electric telescopic rod is installed with U-shaped frame, and the inner wall of U-shaped frame is rotatably connected with press roll by bearing, U-shaped seat is equipped with adjusting component for adjusting the lateral position of two groups of press roll. The work of two groups of electric telescopic rod can make press roll compress composite fiber fabric, adjusting component can make the composite fiber fabric compressed by press roll be in the state of taut, realize the positioning of composite fiber fabric, improve the punching effect of composite fiber fabric.

The utility model discloses automatic toe cap punching equipment which comprises a stand column, a supporting plate is fixedly installed on the outer side wall of the stand column, a positioning mechanism is arranged on one side of the upper surface of the supporting plate, clamping mechanisms are movably installed on the two sides of the outer wall of the supporting plate, and an air cylinder is fixedly installed at the top end of the stand column. And extension rods are arranged on the inner walls of the stand columns in a penetrating mode, and cross rods are fixedly connected to the bottom ends of the extension rods. A shoe is placed on the upper surface of the supporting plate, then a toe cap faces the pressing plate, the driving motor is started to drive the threaded rod b to rotate, the threaded rod b drives the pressing plate to press downwards when rotating to tightly press the toe cap, and then the electric push rod b is started to drive the clamping pad to move to clamp the two sides of the shoe. The clamping plates are clamped with the two sides of the outer wall of the supporting plate and can move, the position angle of the clamping pad can be conveniently adjusted, the pressure borne by the toe cap in the punching process is relieved, deviation of the punched part is avoided as much as possible, and practicability is high.

The utility model discloses a punching and shearing forming die which comprises a bottom plate, a discharging assembly is fixedly installed at the top of the bottom plate, a second fixing frame is fixedly installed at the top of the bottom plate, and a punching assembly is fixedly installed at the top of the second fixing frame. The discharging assembly comprises a first fixing frame and a discharging plate, the first fixing frame is fixedly installed at the top of the bottom plate, the discharging plate is hinged to the inner side wall of the first fixing frame, an installation frame is fixedly installed at the top of the bottom plate, the inner side wall of the installation frame is connected with a round rod through a bearing, and the side wall of the round rod is fixedly connected with a semicircular block. And a first belt wheel is fixedly connected to the side wall of the round rod. According to the die-casting die, through the arrangement of the discharging assembly and the first power assembly, iron sheets generated in the punching work process can be discharged and can be collected, so that it is guaranteed that punching work can be normally carried out, the good recycling effect is achieved, the iron sheets can be reused, and the die-casting die is convenient to use. And the waste of resources is reduced, so that the use effect is better, and the use experience is ensured.

The present invention provides a fully automatic crumb cake machine, including a frame, a mother-and-child cylinder, an oil tank, a piston rod, a die rod, a die slot, a feeding mechanism, a quantitative mechanism, a pushing mechanism, and a mold collection box. A mother-and-child cylinder is provided directly behind the frame, an oil tank is provided on the upper left of the mother-and-child cylinder, a piston rod is provided below the mother-and-child cylinder, a plurality of die rods are provided below the piston rod, a die slot is provided below the die rod, a plurality of die models are provided at the bottom end of the die slot, a pushing mechanism is provided below the die model, a conveyor belt is provided on the right side of the pushing mechanism, a mold collection box is provided at the lower right end of the conveyor belt, a die seat is provided below the die slot, a feeding mechanism is provided on the left side of the die slot, and a quantitative mechanism is provided above the feeding mechanism. The fully automatic crumb cake machine of the present invention can add relatively accurate and important waste chips for pressing, has high pressing efficiency, various pressing forms, and high automation.

The utility model discloses a numerical control drilling device which comprises a transverse sliding seat, a vertical sliding seat is installed on one side of the transverse sliding seat in a sliding mode, and a drilling mechanism is arranged on one side of the vertical sliding seat. The limiting assembly comprises a shell and a cleaning part, the outer surface of the drilling mechanism is sleeved with the shell, and the cleaning part is arranged in the shell and corresponds to a tool bit of the drilling mechanism so as to be used for cleaning the tool bit; and the collecting assembly is arranged on the inner wall of the shell, and the collecting assembly is located below the cleaning component. Compared with the prior art, the drilling mechanism has the advantages that the cleaning part can automatically clean scraps on the surface of the tool bit in the upward lifting process after one-time operation is carried out on the drilling mechanism, so that the situation that the scraps affect next-time operation of the tool bit, and consequently punching problems occur is prevented, and therefore the tool bit can be conveniently cleaned, and the punching effect is improved.

The utility model discloses a card puncher, card puncher includes: mould frame, fixed die plate is installed on the mould frame to and is used to bear the card of waiting to punch, drive mechanism is installed on the mould frame, movable die mechanism includes movable die plate, threaded rod, threaded sleeve, connecting component and stop component, movable die plate is opposite with fixed die plate, threaded rod is connected with drive mechanism, threaded sleeve is with threaded rod screw thread cooperation, and can be relatively rotatable and set up on movable die plate, stop component is located threaded sleeve, connecting component is located threaded rod, when threaded sleeve is opposite threaded rod, to make movable die plate move to the default position to fixed die plate, connecting component and stop component abut, to limit movable die plate continue to move. The distance between movable die plate and fixed die plate is limited in the safe range through connecting component and stop component, thereby avoids the situation of colliding machine, improves the security.

The invention discloses a conductive silica gel high polymer material blanking device, and particularly relates to the technical field of conductive silica gel processing, the conductive silica gel high polymer material blanking device comprises a base, a first frame is fixedly mounted on one side of the top end of the base, an upper punching mechanism is fixedly mounted on the top of the first frame, and a lower punching mechanism is fixedly mounted on one side, close to the upper punching mechanism, of the top end of the base; a conveying mechanism is fixedly installed on the side, close to the downward punching mechanism, of the top end of the base. The upper punching mechanism comprises an upper punching top frame, the upper punching top frame is fixedly installed at the top of the first frame, and lifting air cylinders are fixedly arranged on the two sides of the upper punching top frame in a clamped mode. The blanking quality of the conductive silica gel high polymer material is improved, automatic stripping and automatic blanking of the blanking material are facilitated after blanking, and the blanking effect of the conductive silica gel high polymer material is further improved.

The utility model relates to an automatic membrane material sampling device, which comprises: a sampling mechanism, which comprises a sampling inner ring and a sampling blade, the sampling inner ring is used for pressing a membrane material, and the sampling blade is located outside the sampling inner ring and is used for cutting the membrane material; the flexible contact mechanism comprises a first connecting piece, a first flexible contact assembly and a second flexible contact assembly, the first connecting piece is connected with the sampling blade through the first flexible contact assembly, and the first connecting piece is connected with the sampling inner ring through the second flexible contact assembly; the first linear driving mechanism is connected with the first connecting piece and used for driving the first connecting piece to move back and forth. According to the automatic sampling device for the membrane material, equipment cannot be damaged while the punching effect is ensured.

The invention discloses a punching machine with an anti-deviation structure for presswork binding, and relates to the technical field of presswork binding, the punching machine comprises a supporting assembly, the rear end of the supporting assembly is provided with an adjusting assembly, the top of the supporting assembly is provided with a punching assembly, and the inner wall of the punching assembly is provided with a punching cone assembly; a pushing assembly is installed at the rear end of the adjusting assembly, and a suction assembly is installed at the bottom of the supporting assembly. According to the perforating machine with the anti-deviation structure for presswork binding, through the perforating assembly and the perforating cone assembly, different numbers of perforating cones can be installed according to the perforating number requirement when the perforating machine is used, and the use applicability of the perforating machine is improved; through the pushing assembly and the suction assembly, when the punching machine is used for punching, the suction assembly can suck printed matter scraps, after punching is finished, the pushing plate can push the printed matter scraps on the top of the supporting plate into the collecting box, and the using convenience of the punching machine is improved.

The utility model discloses a punching device for clothing manufacturing, and relates to the technical field of punching devices. The punching device comprises a shell, a containing plate is arranged on the bottom face of the inner wall of the shell, a punching mechanism is arranged on the top face of the inner wall of the shell, and a positioning mechanism is arranged on the bottom face of the punching mechanism. The positioning mechanism comprises a first driving mechanism arranged on the top face of the inner wall of the shell, four supporting cylinders arranged at the movable end of the first driving mechanism and rolling shafts rotationally matched between every two adjacent supporting cylinders, and the ends of every two adjacent rolling shafts are meshed with each other. Garment is placed on the placing plate, the first driving mechanism drives the rolling shafts to press the garment downwards, the second driving mechanism is started to drive the four rolling shafts to rotate synchronously, then the garment is driven to be stretched in four directions, the flatness of the stretched garment is improved conveniently, the punching effect is improved, and then the punching mechanism is started to punch the garment.

The invention discloses drilling equipment for high-strength aluminum alloy machining. The drilling equipment for high-strength aluminum alloy machining is good in positioning precision and good in punching effect. Comprising a drill bit seat capable of moving horizontally and used for installing a drill bit and a pedestal arranged below the drill bit seat, a fixing seat set used for fixing an aluminum alloy plate is installed on the inner side wall of the pedestal, a positioning pressing plate capable of moving horizontally and a punching supporting plate capable of moving horizontally are installed in the pedestal, and the positioning pressing plate is provided with a guide hole; a receding hole is formed in the punching supporting plate, and the guide hole and the receding hole are concentrically arranged. The punching device has the beneficial effects that the positioning precision is high, the punching position is accurate, and then the good punching effect can be guaranteed.

The punching device comprises a base and a lifting supporting column vertically arranged on the top, close to the left side, of the base, a lifting support is horizontally arranged on the portion, close to the outer portion of the top end, of the lifting supporting column, a lifting sleeve is vertically arranged on the portion, close to the inner portion of the left end, of the lifting support, and the lifting supporting column is sleeved with the lifting sleeve. According to the punching device for the fastener, a novel auxiliary clamping device is additionally arranged at the top of the right end of a base of the punching device for the fastener, and the auxiliary clamping device can play a role in reinforcing the fastener needing to be punched on the base; after the fastener is clamped on the base, the auxiliary clamping device can generate pressing clamping force on the fastener in the direction from top to bottom, so that the fastener can be clamped on the base more firmly, and it is guaranteed that the punching drill bit can punch the fastener smoothly.

The utility model belongs to the technical field of garment processing, and particularly relates to a punching device for garment production. The linear driving mechanism is arranged on one side wall of the workbench; the bottom of the lifting mechanism is arranged at the driving end of the linear driving mechanism. The blanking rod is arranged at the driving end of the lifting mechanism and can be driven to move vertically. The positioning mechanism comprises a vertical driving assembly, a cloth pressing plate, a punching plate, a pressing assembly and a positioning assembly. Two ends of the punching plate are respectively connected with the middle parts of the two cloth pressing plates; the vertical driving assembly is arranged on one side of the workbench, and the driving end of the vertical driving assembly is connected with one ends of the two cloth pressing plates. Pressing assemblies are arranged on the two sides of the bottom of the cloth pressing plate correspondingly and located on the two sides of the punching plate correspondingly; a plurality of through holes distributed in an array mode are formed in the punching plate in the length direction of the workbench, the bottom of the punching plate is connected with a plurality of positioning assemblies corresponding to the through holes, and cloth is not prone to deviation.

The utility model relates to the field of punching die devices, and discloses a foam tape punching die which comprises a fixed die and a movable die, a punching groove is formed in the axis of the upper surface of the fixed die, sliding columns are fixedly connected to the left side and the right side of the upper surface of the fixed die, and sliding blocks are slidably connected to the outer cambered surfaces of the outer walls of the sliding columns. A fixing sleeve is fixedly connected to the axis of the upper surface of the movable die, a punching assembly is arranged in the movable die and comprises a sliding plate, multiple sets of evenly-distributed cylinders are fixedly connected to the lower surface of the sliding plate, through columns are fixedly connected to the top corners of the periphery of the top of the inner wall of the movable die, and springs are connected to the outer arc faces of the outer walls of the through columns in a sleeving mode. And strip-shaped grooves are formed in the left side and the right side of the lower surface of the movable mold. According to the foam punching device, the parts in the punching assembly are matched with one another through the connection relation, the foam is punched, the foam in the gap between the cutters is ejected in an auxiliary mode, and the punching effect of the device on the foam is enhanced.

The invention belongs to the technical field of profile steel punching machining, particularly relates to a profile steel punching machining device for steel structure manufacturing, is particularly suitable for multi-face punching machining of profile steel, and belongs to the field of steel structure manufacturing. According to the device, through the synergistic effect of the conveying mechanism and the turning mechanism, stable conveying and multi-angle punching of the profile steel are achieved. The conveying mechanism comprises a driving mechanism, a clamping conveying mechanism and a pressing mechanism, it is guaranteed that the profile steel does not shake in the conveying process through multiple linkage, and punching position deviation is avoided; the turning mechanism adjusts the turning frame through the driving assembly, so that the perforating machine can accurately perforate the four sides of the profile steel, and therefore the production efficiency and the perforating precision are improved. The device is compact in structure and high in automation degree, not only reduces manual carrying and section steel overturning times, but also effectively solves the problem of multi-surface punching in the traditional technology, and has a good technical effect and a wide application prospect.

The invention relates to the technical field of file binding, and discloses a file binding and punching device for economic management, which comprises a workbench, the top of the workbench is slidably connected with an L-shaped supporting plate for positioning and supporting files, and a positioning assembly is arranged above the L-shaped supporting plate; a punching assembly used for punching the files on the L-shaped supporting plate is arranged on one side of the workbench. According to the file binding and punching device for economic management, through the arrangement of the driving part, the moving plate can be driven to move left and right, then the L-shaped supporting plate can be driven to move left and right through the two connecting blocks, automatic file conveying work is formed, and manual operation is not needed; the driving force generated when the moving plate moves left and right can be transmitted to the positioning assembly, so that a positioning plate in the positioning assembly automatically moves downwards, automatic clamping work of files on the top of an L-shaped supporting plate is formed, linkage combination of file conveying and positioning clamping is effectively achieved, and the file conveying stability is improved.

The invention discloses a multi-stage vacuum pump system pipeline online purging and flushing device which comprises a flushing connector used for being in butt joint with a multi-stage vacuum pump system pipeline, and the flushing connector is provided with a liquid inlet and a liquid outlet which are used for flushing liquid to enter and exit. The center of the flushing connector is provided with a purging pipe used for extending into a multi-stage vacuum pump system pipeline, the purging pipe is rotationally connected with the flushing connector, the pipe wall of the purging pipe is provided with an air hole, and a one-way air distribution head is arranged in the air hole; the purging pipe is rotationally connected with the flushing connector, so that during flushing, the purging pipe drives the turbulent flow mechanism on the pipe wall to rotate, flushing liquid is disturbed, the flushing liquid makes full contact with impurities on the pipe wall, the decomposition effect of the flushing liquid on the impurities is enhanced, the flushing liquid can be used for impacting the impurities, and the flushing effect is improved. And impurity separation is assisted, and the purging and flushing effect is guaranteed.

The invention discloses a perforating device for backpack processing and a perforating method, and relates to the technical field of perforating devices. According to the punching device for backpack processing and the punching method, through the design of a composite mechanism, a composite support plays a role in supporting equipment, a composite machine body controls a pressing rod to enable a punching mechanism to press materials, so that the material drilling effect is achieved, and before the punching mechanism drills holes, an electric push rod controls a ring-shaped bottom plate to press the materials; the silica gel block is made of silica gel materials and has certain friction performance, the friction force to materials is improved, when the ring-shaped bottom plate makes contact with the materials, the silica gel block drags the materials, the accuracy during operation is improved, and wrinkles during drilling are avoided; the anti-skid effect is achieved through the open grooves, meanwhile, the buffering effect is achieved, and abrasion to the materials is avoided.