CN219788540U - Paperboard perforating machine with clamping structure - Google Patents

Abstract

The utility model provides a paperboard perforating machine with a clamping structure, which comprises a workbench; the movable plate is placed on the upper portion of the workbench, the transverse moving assembly, the longitudinal moving assembly and the auxiliary assembly are respectively installed between the bottom surface of the movable plate and the top surface of the workbench, the limiting plate is fixedly connected with the rear end of the top surface of the movable plate, the positioning assembly is installed at the left end of the top surface of the movable plate, the pushing assembly is installed at the right end of the top surface of the movable plate, the clamping assembly is installed in the middle of the front surface of the movable plate, the L-shaped upright post is fixedly connected with the rear end of the top surface of the workbench, the first pneumatic rod is fixedly connected with the bottom surface of the L-shaped upright post, and the mounting plate is fixedly connected with the output shaft end of the first pneumatic rod. According to the utility model, through the mutual matching of the transverse moving assembly and the longitudinal moving assembly, punching of different positions of the paper board is realized, and then through the mutual matching of the positioning assembly, the pushing assembly and the clamping assembly, clamping and fixing of paper boards with different sizes are realized.

Description

Paperboard perforating machine with clamping structure

Technical Field

The utility model relates to the technical field of clamping structures for punching paperboards, in particular to a paperboard punching machine with a clamping structure.

Background

Paperboard is also known as paperboard. Thick paper sheets made of various pulps and formed by interweaving fibers. Paperboard is generally distinguished from paper by basis weight and thickness, and is generally referred to as paperboard having a basis weight in excess of 250g/m2 and a thickness greater than 0.5 mm.

When the traditional paperboard is punched, a worker firstly places the paperboard on a workbench, then respectively laminates two sides of a corner of the paperboard with limiting plates on the workbench, after the two sides of the corner of the paperboard are laminated, a punching motor is started, and then the paperboard is punched through a drill bit, so that ropes and threads are hung conveniently;

the prior patent number is: CN 212920604U's patent document, the on-line screen storage device comprises a base, base top fixed mounting has riser and two stands, and the riser front side is opened there is the spout, and sliding mounting has the diaphragm in the spout, rotates between spout top inner wall and the bottom inner wall and installs same lead screw, and diaphragm thread bush is established in the lead screw outside, and the diaphragm outside slip cap is equipped with the sleeve board, and sleeve board bottom fixed mounting has the mounting panel, and a plurality of perforating needles of mounting panel bottom fixedly connected with, vertical groove has been seted up on the sleeve board top inner wall. The utility model has reasonable structural design, is convenient for clamping and positioning the paperboard, ensures the stability of punching operation, can adjust the punching position and is easy to operate.

Although the clamping and positioning of the paperboards are realized through the mutual matching of the structures such as the clamping plates, the clamping springs and the transverse plates, so that the stability of punching operation is ensured, the device is not provided with a limiting component, so that workers are required to adjust the positions of the paperboards on the workbench every time the paperboards are punched, then the clamping and limiting can be carried out, and finally the paperboards can be punched;

therefore, there is a need for a paperboard punch that is capable of gripping a limit.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a paperboard perforating machine with a clamping structure, and solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the paperboard perforating machine with the clamping structure comprises a workbench; the movable plate is placed on the upper portion of the workbench, the transverse moving assembly, the longitudinal moving assembly and the auxiliary assembly are respectively installed between the bottom surface of the movable plate and the top surface of the workbench, the limiting plate is fixedly connected to the rear end of the top surface of the movable plate, the positioning assembly is installed at the left end of the top surface of the movable plate, the pushing assembly is installed at the right end of the top surface of the movable plate, the clamping assembly is installed in the middle of the front surface of the movable plate, the L-shaped upright post is fixedly connected to the rear end of the top surface of the workbench, the first pneumatic rod is fixedly connected to the output shaft end of the first pneumatic rod, the punching motor is fixedly connected to the middle of the bottom surface of the mounting plate, the drill rod is fixedly connected to the two ends of the bottom surface of the mounting plate, and the first damping rod is fixedly connected to the pressing plate.

Further, the sideslip subassembly includes sideslip pole and translation piece, the anterior fixedly connected with sideslip pole of workstation top surface, the sideslip pole up end is provided with the sideslip groove, sideslip groove inner chamber rotation is connected with the sideslip threaded rod, sideslip threaded rod surface threaded connection has the translation piece, the front end fixedly connected with translation piece of movable plate bottom surface, the terminal surface is provided with the translation groove under the translation piece, translation groove inner chamber sliding connection has the translation piece.

Further, the longitudinal moving assembly adopts the same structure as the transverse moving assembly, and the installation modes are the same.

Further, the auxiliary assembly comprises a cylindrical barrel, the periphery of the bottom surface of the movable plate is fixedly connected with the cylindrical barrel respectively, balls are mounted on the lower portion of the inner cavity of the cylindrical barrel, and the outer surfaces of the balls are in contact with the top surface of the workbench.

Further, locating component includes L type locating lever, rectangle cover and locating lever, the left end of movable plate top surface is provided with first constant head tank, the one end of first constant head tank inner chamber is connected with L type locating lever through round pin axle cooperation torsional spring rotation, movable plate bottom surface fixedly connected with rectangle cover, rectangle cover inner chamber sliding connection has the bent lever, bent lever one end fixedly connected with push pedal, the first sloping block of other end fixedly connected with of bent lever, bent lever one side just is located the movable plate bottom between fixedly connected with second damping pole, mounting panel one side fixedly connected with locating lever, locating lever one end fixedly connected with locating piece, the locating piece bottom surface is provided with the second constant head tank, second constant head tank inner chamber rotation is connected with positioning screw, positioning screw surface threaded connection has T type locating piece, T type locating piece bottom fixedly connected with second sloping block.

Further, pass the subassembly and include the lapse threaded rod, the right-hand member of movable plate top surface is provided with the lapse groove, lapse groove inner chamber rotation is connected with the lapse threaded rod, lapse threaded rod surface threaded connection has the lapse piece, lapse piece one side fixedly connected with second pneumatic rod, second pneumatic rod output fixedly connected with is passed the board.

Further, the clamping assembly comprises a rectangular plate, the positive middle part fixedly connected with rectangular plate of movable plate, rectangular plate inner chamber sliding connection has the clamping lever, clamping lever one end fixedly connected with clamping plate, rectangular plate upper portion threaded connection has fixing bolt, fixing bolt one end and clamping lever up end contact each other.

The utility model provides a paperboard perforating machine with a clamping structure. Compared with the prior art, the method has the following beneficial effects:

1. through sideslip groove, sideslip threaded rod, sideslip piece, translation groove in the sideslip subassembly and with indulge the mutually supporting of moving the subassembly, realized removing the cardboard on movable plate and the movable plate, when along with the removal of cardboard, also will realize punching to the optional position of cardboard to adapt to more not unidimensional cardboard and punch.

2. Through the mutually supporting of limiting plate, locating component, pushing component and clamping component, realized carrying out the centre gripping location to the cardboard of equidimension to later stage punches, after the hole, at this moment through pushing the mutually supporting of subassembly and locating component, the cardboard after punching is pushed out the upper portion of movable plate, the processing of convenience next cardboard.

3. Through mutually supporting of first pneumatic rod, mounting panel, motor, drilling rod, first damping pole and the pressing plate of punching, realized punching to the cardboard, when punching to fix the upper portion of cardboard, prevent to punch the back, the drilling rod drives the cardboard and upwards moves.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 shows a schematic overall structure of the present utility model;

FIG. 2 shows a schematic overall top view of the present utility model;

FIG. 3 is an enlarged schematic view of the area A of FIG. 2 according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of the area B in FIG. 2 according to the present utility model;

FIG. 5 shows a schematic view of the overall partial cutaway bottom view of the present utility model;

FIG. 6 illustrates a schematic top view of a traversing assembly of the present utility model;

FIG. 7 illustrates a schematic view of a bottom view of the traversing assembly of the present utility model;

FIG. 8 shows a schematic view of the positioning assembly of the present utility model;

the figure shows: 1. a work table; 2. a moving plate; 21. a first positioning groove; 22. a pushing groove; 3. a traversing assembly; 31. a traversing lever; 32. a translation block; 33. a transverse moving groove; 34. traversing the threaded rod; 35. a transverse moving block; 36. a translation groove; 4. a longitudinally moving component; 5. an auxiliary component; 51. a cylinder barrel; 52. a ball; 6. a limiting plate; 7. a positioning assembly; 71. an L-shaped positioning rod; 72. a rectangular sleeve; 73. a positioning rod; 74. bending a rod; 75. a push plate; 76. a first sloping block; 77. a positioning block; 78. a second positioning groove; 79. positioning a screw; 710. a T-shaped positioning block; 711. a second sloping block; 712. a second damping rod; 8. a pushing assembly; 81. pushing the threaded rod; 82. a pushing block; 83. a second pneumatic lever; 84. a pushing plate; 9. a clamping assembly; 91. a rectangular plate; 92. a clamping rod; 93. a clamping plate; 94. a fixing bolt; 10. an L-shaped upright post; 11. a first pneumatic lever; 12. a mounting plate; 13. a punching motor; 14. a drill rod; 15. a first damping rod; 16. pressing the plate.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

In order to solve the technical problem in the background art, the following paperboard perforating machine with a clamping structure is provided:

referring to fig. 1 to 8, the utility model provides a cardboard perforating machine with a clamping structure, which comprises a workbench 1; the movable plate 2 is placed on the upper portion of the workbench 1, the transverse moving assembly 3, the longitudinal moving assembly 4 and the auxiliary assembly 5 are respectively installed on the bottom surface of the movable plate 2 and located between the top surfaces of the workbench 1, the limiting plate 6 is fixedly connected to the rear end of the top surface of the movable plate 2, the positioning assembly 7 is installed at the left end of the top surface of the movable plate 2, the pushing assembly 8 is installed at the right end of the top surface of the movable plate 2, the clamping assembly 9 is installed in the middle of the front face of the movable plate 2, the L-shaped upright post 10 is fixedly connected to the rear end of the top surface of the workbench 1, the first pneumatic rod 11 is fixedly connected to the output shaft end of the first pneumatic rod 11, the mounting plate 12 is fixedly connected to the punching motor 13, the drill rod 14 is fixedly connected to the output shaft end of the punching motor 13, the first damping rod 15 is fixedly connected to the two ends of the bottom surface of the mounting plate 12, and the pressing plate 16 is fixedly connected to the lower end of the first damping rod 15.

Through the mutual cooperation of the punching motor 13, the drill rod 14, the mounting plate 12, the first pneumatic rod 11, the first damping rod 15 and the pressing plate 16, vertical fixation is realized when punching is performed, so that the condition that the paperboard is driven upwards is prevented when punching is performed.

In this embodiment, the sideslip subassembly 3 includes sideslip pole 31 and translation piece 32, and the anterior fixedly connected with sideslip pole 31 of workstation 1 top surface, sideslip pole 31 up end is provided with sideslip groove 33, and sideslip groove 33 inner chamber rotation is connected with sideslip threaded rod 34, and sideslip threaded rod 34 surface threaded connection has translation piece 35, and translation piece 32 is fixedly connected with at the front end of movable plate 2 bottom surface, and translation piece 32 lower extreme face is provided with translation groove 36, translation groove 36 inner chamber sliding connection has translation piece 35. The longitudinal moving assembly 4 has the same structure and the same installation mode as the transverse moving assembly 3. The auxiliary assembly 5 comprises a cylindrical barrel 51, the periphery of the bottom surface of the moving plate 2 is fixedly connected with the cylindrical barrel 51 respectively, a ball 52 is arranged at the lower part of the inner cavity of the cylindrical barrel 51, and the outer surface of the ball 52 is contacted with the top surface of the workbench 1.

Through the mutual cooperation of sideslip subassembly 3 and indulge and move subassembly 4, realized carrying out lateral shifting and longitudinal movement to movable plate 2 to later stage is punched to the cardboard on the different regions, or the cardboard of different sizes punches.

Example two

As shown in fig. 1 to 8, on the basis of the above embodiment, the present embodiment further provides the following:

the positioning assembly 7 comprises an L-shaped positioning rod 71, a rectangular sleeve 72 and a positioning rod 73, wherein a first positioning groove 21 is formed in the left end of the top surface of the moving plate 2, one end of the inner cavity of the first positioning groove 21 is rotationally connected with the L-shaped positioning rod 71 through a pin shaft matched torsion spring, the bottom surface of the moving plate 2 is fixedly connected with the rectangular sleeve 72, the inner cavity of the rectangular sleeve 72 is slidably connected with a bent rod 74, one end of the bent rod 74 is fixedly connected with a push plate 75, the other end of the bent rod 74 is fixedly connected with a first inclined block 76, one side of the bent rod 74 is fixedly connected with a second damping rod 712 between the bottom surfaces of the moving plate 2, one side of the mounting plate 12 is fixedly connected with the positioning rod 73, one end of the positioning rod 73 is fixedly connected with a positioning block 77, the bottom surface of the positioning block 77 is provided with a second positioning groove 78, the inner cavity of the second positioning groove 78 is rotationally connected with a positioning screw 79, the outer surface of the positioning screw 79 is in threaded connection with a T-shaped positioning block 710, and the bottom end of the T-shaped positioning block 710 is fixedly connected with a second inclined block 711. The pushing assembly 8 comprises a pushing threaded rod 81, a pushing groove 22 is formed in the right end of the top surface of the moving plate 2, the pushing threaded rod 81 is rotatably connected to the inner cavity of the pushing groove 22, a pushing block 82 is connected to the outer surface of the pushing threaded rod 81 in a threaded mode, a second pneumatic rod 83 is fixedly connected to one side of the pushing block 82, and a pushing plate 84 is fixedly connected to the output end of the second pneumatic rod 83.

Through the cooperation of locating component 7 and pushing component 8, realized carrying out the centre gripping to the cardboard of different length fixed, also will realize pushing out the cardboard after punching from movable plate 2 simultaneously to the centre gripping location and the later stage of next cardboard punch.

Example III

As shown in fig. 1 to 8, on the basis of the above embodiment, the present embodiment further provides the following:

the clamping assembly 9 comprises a rectangular plate 91, the rectangular plate 91 is fixedly connected with the middle of the front face of the moving plate 2, a clamping rod 92 is slidably connected into an inner cavity of the rectangular plate 91, a clamping plate 93 is fixedly connected with one end of the clamping rod 92, a fixing bolt 94 is connected to the upper portion of the rectangular plate 91 in a threaded mode, and one end of the fixing bolt 94 is in contact with the upper end face of the clamping rod 92.

Through the cooperation of the clamping component 9 and the limiting plate 6, the clamping and positioning of paperboards with different widths are realized.

The working principle and the using flow of the utility model are as follows:

the use state is as follows:

the first step: firstly, adjusting the pushing component 8 according to the length of the paperboard;

when the adjustment is performed, the first pneumatic rod 11 is started firstly, when the first pneumatic rod 11 moves downwards, the mounting plate 12 is driven to move downwards, when the mounting plate 12 moves downwards, the positioning rod 73 is driven to move downwards, when the positioning rod 73 moves downwards, the positioning block 77 is driven to move downwards, when the positioning block 77 moves downwards, the T-shaped positioning block 710 and the second inclined block 711 are driven to move downwards, when the second inclined block 711 moves downwards, the second inclined block 711 starts to press the first inclined block 76, when the first inclined block 76 is pressed, one side is driven to move, when the first inclined block 76 moves, the bending rod 74 and the pushing plate 75 are driven to move, when the second damping rod 712 is driven to start to press the second damping rod 712 along with the movement of the bending rod 74, when the L-shaped positioning rod 71 is contacted, one end of the L-shaped positioning rod 71 is driven to move downwards, at this time, one side of the paper board contacts with one side of the L-shaped positioning rod 71 mutually, after the second inclined block 711 contacts with one side of the L-shaped positioning rod 71, the other side of the paper board is pushed by the L-shaped positioning rod 71, when the two sides of the two side of the paper board are contacted with each other, the two side of the paper board are pushed by the sliding rods 82 are contacted with each other, and when the two side of the threaded rods 82 and the threaded rod 82 are pushed by the threaded rod 84, and the threaded rod 82 is pushed by the threaded rod is pushed to move, when the two is pushed by the threaded rod 82 and the threaded rod 82 is pushed to move, and the threaded rod 82 is pushed to move, and the threaded rod is pushed to move;

and a second step of: adjusting the clamping assembly 9 according to the width of the cardboard;

when the paperboard is adjusted, firstly, one end of the paperboard is contacted with one side of the limiting plate 6, after the paperboard is contacted with one side of the limiting plate, the fixing bolt 94 is screwed, when the fixing bolt 94 is unscrewed, the clamping rod 92 can be moved, the clamping rod 92 drives the clamping plate 93 to move towards one side, when the clamping plate 93 is contacted with one side of the paperboard, the clamping rod 92 is stopped to be moved, the fixing bolt 94 is screwed, and when the fixing bolt 94 is screwed, the clamping rod 92 can be fixed in the rectangular plate 91, and the front and rear clamping and positioning of the paperboard can be completed;

and a third step of: according to the position of the paperboard needing punching, the positions of the movable plate 2 and the paperboard are adjusted;

when the paper board punching machine is used for adjusting, firstly, the transverse moving threaded rod 34 in the transverse moving assembly 3 or the longitudinal moving assembly 4 is rotated, when the transverse moving threaded rod 34 rotates, the transverse moving block 35 is driven to move in the transverse moving groove 33, when the transverse moving block 35 moves, the transverse moving block 32 is driven to move, when the transverse moving block 32 moves, the moving plate 2 and the paper board are driven to move, at the moment, the paper board can be driven to transversely move through the transverse moving assembly 3, and then the paper board is driven to longitudinally move through the longitudinal moving assembly 4, so that punching is convenient to later-stage paper board punching at different positions;

fourth step: when the moving plate 2 moves, the first inclined block 76 and the second inclined block 711 are separated from each other, in order to enable the first inclined block 76 and the second inclined block 711 to keep a fitting state all the time, the positioning screw 79 is screwed, the T-shaped positioning block 710 can be driven to slide in the second positioning groove 78 when the T-shaped positioning block 710 rotates, the second inclined block 711 is driven to approach to one side of the first inclined block 76 when the T-shaped positioning block 710 moves, and the positioning screw 79 can be stopped rotating when the second inclined block 711 contacts with one side of the first inclined block 76;

fifth step: punching holes

At this time, the first pneumatic rod 11 is started again, and the punching motor 13 is started, when the first pneumatic rod 11 moves downwards, the mounting plate 12, the punching motor 13, the drill rod 14, the first damping rod 15 and the pressing plate 16 are driven to move downwards, when the pressing plate 16 moves downwards, the pressing plate 16 contacts with the upper part of the paperboard firstly, the paperboard is fixed up and down, and after the paperboard is fixed, punching is carried out in a designated area of the paperboard;

sixth step; replacing the paperboard;

at this time, the first pneumatic rod 11 is pneumatically moved upwards, the second inclined block 711 is driven to move upwards, at this time, the second damping rod 712 is reset, when the second damping rod 712 is reset, at this time, the second damping rod 712 pushes the bent rod 74 and the push plate 75 to move towards the other side, when the push plate 75 is moved along with the push plate 75, the push plate 75 is far away from the L-shaped positioning rod 71, and the L-shaped positioning rod 71 is rotated by 90 degrees under the action of the torsion spring, so that the L-shaped positioning rod 71 is accommodated in the pushing groove 22, after the L-shaped positioning rod 71 is accommodated, the second pneumatic rod 83 is started, the second pneumatic rod 83 drives the push plate 84 to push the punched paperboard out, and after pushing out, the paperboard can be pushed out from the upper part of the L-shaped positioning rod 71, so that the next paperboard can be conveniently put into the punched hole.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (7)

1. Cardboard puncher with clamping structure, its characterized in that: comprises a workbench (1); the hydraulic damping device comprises a workbench (1), wherein a movable plate (2) is placed on the upper portion of the workbench (1), a transverse moving assembly (3), a longitudinal moving assembly (4) and an auxiliary assembly (5) are respectively installed between the bottom surface of the movable plate (2) and the top surface of the workbench (1), a limiting plate (6) is fixedly connected to the rear end of the top surface of the movable plate (2), a positioning assembly (7) is installed at the left end of the top surface of the movable plate (2), a pushing assembly (8) is installed at the right end of the top surface of the movable plate (2), a clamping assembly (9) is installed at the middle of the front surface of the movable plate (2), an L-shaped upright column (10) is fixedly connected to the rear end of the top surface of the workbench (1), a first pneumatic rod (11) is fixedly connected to the bottom surface of the L-shaped upright column, a drilling rod (12) is fixedly connected to the output shaft end of the first pneumatic rod (11), a drilling rod (14) is fixedly connected to the middle of the bottom surface of the mounting plate (12), a first rod (15) is fixedly connected to the output shaft end of the drilling rod (13), and damping rods (15) are respectively fixedly connected to the two ends of the bottom surface of the mounting plate (12).

2. The paperboard punch with gripping structures of claim 1, wherein: the transverse moving assembly (3) comprises a transverse moving rod (31) and a transverse moving block (32), the transverse moving rod (31) is fixedly connected to the front portion of the top surface of the workbench (1), a transverse moving groove (33) is formed in the upper end face of the transverse moving rod (31), a transverse moving threaded rod (34) is rotatably connected to the inner cavity of the transverse moving groove (33), a transverse moving block (35) is connected to the outer surface of the transverse moving threaded rod (34) in a threaded mode, a transverse moving block (32) is fixedly connected to the front end of the bottom surface of the moving plate (2), a transverse moving groove (36) is formed in the lower end face of the transverse moving block (32), and the transverse moving block (35) is connected to the inner cavity of the transverse moving groove (36) in a sliding mode.

3. The paperboard punch with gripping structures of claim 2, wherein: the longitudinal moving assembly (4) adopts the same structure as the transverse moving assembly (3) and is installed in the same way.

4. A paperboard punch with gripping structures as recited in claim 3, wherein: the auxiliary assembly (5) comprises a cylindrical barrel (51), the periphery of the bottom surface of the movable plate (2) is fixedly connected with the cylindrical barrel (51) respectively, balls (52) are arranged at the lower part of the inner cavity of the cylindrical barrel (51), and the outer surfaces of the balls (52) are in contact with the top surface of the workbench (1).

5. The paperboard punch with gripping structures of claim 4, wherein: the positioning assembly (7) comprises an L-shaped positioning rod (71), a rectangular sleeve (72) and a positioning rod (73), a first positioning groove (21) is formed in the left end of the top surface of the moving plate (2), one end of the inner cavity of the first positioning groove (21) is rotationally connected with the L-shaped positioning rod (71) through a pin shaft matched torsion spring, the bottom surface of the moving plate (2) is fixedly connected with the rectangular sleeve (72), the inner cavity of the rectangular sleeve (72) is slidingly connected with a bent rod (74), one end of the bent rod (74) is fixedly connected with a push plate (75), the other end of the bent rod (74) is fixedly connected with a first inclined block (76), a second damping rod (712) is fixedly connected between one side of the bent rod (74) and the bottom surface of the moving plate (2), one side of the mounting plate (12) is fixedly connected with the positioning rod (73), one end of the positioning rod (73) is fixedly connected with a positioning block (77), the bottom surface of the positioning block (77) is fixedly connected with a second positioning groove (78), the inner cavity of the second positioning rod (78) is rotationally connected with a positioning screw (79), and the outer surface of the positioning screw (710) is fixedly connected with a threaded screw (710).

6. The paperboard punch with gripping structures of claim 5, wherein: the pushing assembly (8) comprises a pushing threaded rod (81), a pushing groove (22) is formed in the right end of the top surface of the moving plate (2), the pushing threaded rod (81) is rotatably connected to the inner cavity of the pushing groove (22), a pushing block (82) is connected to the outer surface of the pushing threaded rod (81) in a threaded mode, a second pneumatic rod (83) is fixedly connected to one side of the pushing block (82), and a pushing plate (84) is fixedly connected to the output end of the second pneumatic rod (83).

7. The paperboard punch with gripping structures of claim 6, wherein: clamping assembly (9) are including rectangular board (91), positive middle part fixedly connected with rectangular board (91) of movable plate (2), rectangular board (91) inner chamber sliding connection has clamping lever (92), clamping lever (92) one end fixedly connected with clamping plate (93), rectangular board (91) upper portion threaded connection has fixing bolt (94), fixing bolt (94) one end and clamping lever (92) up end contact each other.