CN113134874A

CN113134874A - Label punching equipment

Info

Publication number: CN113134874A
Application number: CN202110401449.9A
Authority: CN
Inventors: 南俊
Original assignee: Shanghai Nanchao Printing Co ltd
Current assignee: Shanghai Nanchao Printing Co ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-07-20

Abstract

The utility model relates to a label dashes out equipment, including fixing at subaerial workstation, seted up on the mesa of workstation and dashed the mouth, the workstation is being provided with sealed net towards mouth department, the workstation is provided with in the below of sealed net and dashed the subassembly, it includes the mounting panel that is on a parallel with sealed net and lays, along vertical direction setting a plurality of on the mounting panel dash out the pole and set up on the workstation and with mounting panel fixed connection's dash out the cylinder to dash out the subassembly, it can pass sealed net along vertical direction to dash out the pole, the workstation is provided with the subassembly that presses that is used for pressing the paper pile towards the upper end of export, the workstation is provided with the restriction subassembly that is used for injecing the paper pile position on the mesa. This application has the separation efficiency who improves pattern in the paper, reduction in production cost's effect.

Description

Label punching equipment

Technical Field

The application relates to the field of label production equipment, in particular to label punching equipment.

Background

The label is one of the markers commonly used by people in life at present.

The label is produced as follows: at first carry the paper to the printing machine, after the printing was accomplished, carry the paper to the cutter and carry out the pattern and tailor, in order to guarantee that the smooth removal of paper from cutter, the cutter can not decide the pattern, follow-up separates the pattern on the paper again, and the mode commonly used at present is manual separation, but the pattern on the manual separation paper, not only makes staff intensity of labour big, inefficiency, and manufacturing cost is higher moreover.

Disclosure of Invention

In order to improve the separation efficiency of pattern in the paper, reduction in production cost, this application provides a label punching equipment.

The application provides a label dashes out equipment adopts following technical scheme:

the utility model provides a label dashes out equipment, is including fixing subaerial workstation, the mouth of dashing has been seted up on the mesa of workstation, the workstation is being provided with the sealing net in the mouth of dashing department, the workstation is provided with in the below of sealing net and dashes out the subassembly, dash out the subassembly including being on a parallel with the mounting panel that the sealing net laid, set up on the mounting panel along vertical direction a plurality of dash out the pole and set up on the workstation and with mounting panel fixed connection's dash out the cylinder, it can pass the sealing net along vertical direction to dash out the pole, the workstation is being provided with the subassembly that presses that is used for pressing the paper heap in the upper end that dashes out the mouth, the workstation is provided with the restriction subassembly that is used for injecing the paper heap position on the mesa.

Through adopting above-mentioned technical scheme, when the pattern in the paper needs to be separated, at first in the restriction subassembly on the workstation is placed with the paper heap, then the adjustment restriction subassembly, make the paper heap be located sealed net directly over, and make the pattern on the paper just to the ram-out pole in the ram-out subassembly, then use and press the subassembly, press the paper, then start the ram-out subassembly, the ram-out subassembly with the pattern in the paper heap upwards push out can, the separation efficiency of pattern in the paper has not only been improved, and staff's intensity of labour has been reduced, and then manufacturing cost has been reduced.

Preferably, the mounting plate is provided with a plurality of threaded holes in threaded connection with the punching rods, and the threaded holes are vertically opposite to the through holes in the sealing net respectively.

Through adopting above-mentioned technical scheme, dash out pole and mounting panel threaded connection, the staff can be according to the pattern size in the paper, the adjustment dashes out arranging of pole, makes to dash out the subassembly and can dash out the paper of different patterns.

Preferably, the pressing assembly comprises a box frame fixedly connected with the workbench, a pressing cylinder fixed in the box frame along the vertical direction and a pressing frame fixed on a piston rod of the pressing cylinder, and the pressing frame is provided with an opening which is vertically opposite to the sealing net.

Through adopting above-mentioned technical scheme, when needs are stamped the pattern in the paper pile, need use earlier and press the subassembly and press the paper pile, start and press the cylinder, press the cylinder drive and press the frame downstream, until press the frame conflict the up end of paper pile can, make and stamp the subassembly when stamping the pattern in the paper pile, the paper pile is in stable condition all the time.

Preferably, the pressing frame is internally provided with two sliding rods which are arranged in parallel in a sliding mode, two sides of the pressing frame are respectively provided with a positioning rod and a straight rod which are arranged perpendicular to the sliding rods, the positioning rod is rotatably connected to one side of the pressing frame, the middle part to two ends of the positioning rod are respectively provided with forward and reverse threads, the two sliding rods are respectively in threaded connection with the forward and reverse threads in the positioning rod, the polished rod is fixed to the other side of the pressing frame, and the polished rod penetrates through the two sliding rods in a sliding mode.

Through adopting above-mentioned technical scheme, the setting of two slide bars can be according to the size of pattern in the paper, and the adjustment presses open-ended size in the frame, through twisting the positioning rod soon, can drive two slide bars and be close to each other or keep away from, through positive and negative transposition rod, can realize that the adjustment presses open-ended size in the frame, makes to press the frame and can press the paper of different pattern sizes.

Preferably, still be provided with the subassembly that stabilizes on the tank tower, the subassembly that stabilizes includes fixes the firm cylinder on the tank tower and fixes the block rubber on firm cylinder piston rod along vertical direction, the firm cylinder is vertical just to pressing down frame open-ended middle part.

Through adopting above-mentioned technical scheme, when owing to dash out the pattern of subassembly in with the paper and dash out, the pattern receives the extrusion force of paper, and the pattern can probably take place to collapse and scatter, sets up firm subassembly for this, and when the pattern is rushed out again, firm cylinder at first makes the block rubber conflict on the pattern, then makes the piston rod of firm cylinder follow the pattern and upwards move together, makes the stable centre gripping of pattern between dashing out subassembly and firm subassembly, and the effectual pattern of having avoided takes place to collapse in disorder phenomenon when dashing out.

Preferably, the limiting assembly comprises a limiting frame which is arranged on the table top of the workbench and used for limiting the position of the paper stack, the limiting frame comprises a fixed long frame and a fixed short frame which are arranged in an L shape, a movable long frame which is arranged on the fixed short frame in a sliding mode and a movable short frame which is arranged on the fixed long frame in the sliding mode, a locking assembly for limiting the sliding of the fixed short frame is arranged on the fixed long frame, and a fixing assembly for limiting the sliding of the fixed long frame is arranged on the fixed short frame.

Through adopting above-mentioned technical scheme, when using the restriction subassembly to restrict the position of paper, at first need place the restriction frame with the paper in, then the staff uses locking Assembly, and the position of short frame is moved in the adjustment, makes the short frame of messenger and decides the tight paper pile of short frame clamp, then uses fixed subassembly, and the position of long frame is moved in the adjustment, makes the long frame of messenger and fixed length frame clamp the paper pile, makes things convenient for the staff to use the restriction subassembly to press from both sides tight location to the paper pile.

Preferably, the locking assembly comprises a locking block fixedly connected with the movable short frame, a locking groove in which the locking block is embedded in a sliding mode is formed in the fixed long frame, the locking groove is perpendicular to the fixed short frame and is arranged, a locking rod is rotatably connected to the fixed long frame in the locking groove, and threads of the locking rod penetrate through the locking block.

Through adopting above-mentioned technical scheme, when the staff need use locking Assembly to adjust and move the position of short frame, only need rotate the check lock lever, can drive the latch segment and slide in the locking inslot, through just reversing the check lock lever, can realize driving and move short frame to keeping away from or being close to the direction removal of deciding short frame.

Preferably, the fixed subassembly include with move long frame fixed connection's fixed block, set up the fixed slot that the fixed block was inlayed in the slip on the fixed short frame, the fixed slot perpendicular to fixed length frame cloth is established, it is connected with the dead lever to decide short frame at the fixed slot internal rotation, the dead lever screw thread passes the fixed block.

Through adopting above-mentioned technical scheme, when the staff need use the position that fixed subassembly adjustment moved the rectangular frame, rotate the dead lever, the dead lever drives the fixed block and removes along the fixed slot, through just reversing the dead lever, can realize driving and move the rectangular frame to keeping away from or being close to the direction removal of fixed rectangular frame.

Preferably, be provided with the displacement subassembly that the drive restriction frame removed along the horizontal direction on the workstation, the displacement subassembly is including fixing the displacement frame on the workstation, rotating the displacement pole that sets up in the displacement frame, fixed setting in the displacement frame the polished rod, with displacement pole threaded connection and with polished rod sliding connection's displacement piece, be used for connecting the connecting plate of displacement piece and restriction frame and fix on the displacement frame and with displacement pole coaxial coupling's displacement motor.

Through adopting above-mentioned technical scheme, can print simultaneously in the paper and have a plurality of the same patterns, for the convenience staff washes out the pattern in the paper in batches, set up the displacement subassembly for this reason, when needs batch to the pattern in the paper wash out, start displacement motor, displacement motor drives the displacement pole and rotates, displacement pole and polished rod restriction displacement piece move along the length direction of displacement frame, the connecting plate drives the restriction and follows the displacement piece and remove, it can just to washing out the subassembly to vertical the pattern on the paper, made things convenient for the staff to wash out in batches to a plurality of patterns on the same paper.

Preferably, the workstation is provided with two sets of sealed nets, dashes out the subassembly and presses the subassembly along the direction interval of perpendicular to displacement subassembly removal orbit, be provided with the adjusting part of adjustment restriction frame position on the workstation, adjusting part include with displacement frame both ends fixed connection's regulating block, set up on the workstation and slide and inlay the adjustment tank of establishing the regulating block, the adjustment tank perpendicular to displacement pole is laid, there are regulation pole and fixedly connected with slide bar workstation threaded connection respectively on the adjustment tank, adjust the pole screw thread and pass the regulating block, the slide bar slides and passes the regulating block, still be provided with on the workstation and adjust pole coaxial coupling's accommodate motor.

Through adopting above-mentioned technical scheme, can print the pattern of two kinds of equidimensions simultaneously on the paper, when needs are respectively punched out with the pattern of two kinds of equidimensions, at first adjust two and punch out the arrangement mode of punching out the pole in the subassembly, then place the paper pile in the restriction frame, then start the displacement subassembly, transfer the paper pile to the top of one of them punching press subassembly, start punching out the subassembly, punch out the pattern in the paper pile, when needs are punched out another pattern, start adjusting part, adjusting motor starts, adjust pole and slide bar drive the restriction frame and move, until the paper pile moves the top of another punching press subassembly, then start another punching press subassembly, with the pattern on the paper punching out can.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the punching equipment, the separation efficiency of patterns in the paper is improved, the labor intensity of workers is reduced, and the production cost is further reduced;

2. due to the arrangement of the stabilizing assembly, the phenomenon of disorder of the patterns during punching is effectively avoided;

3. the displacement assembly and the adjusting assembly are arranged, so that the punching equipment can punch patterns on paper printed with a plurality of or two different patterns.

Drawings

Fig. 1 is an overall view of an embodiment of the present application.

FIG. 2 is a cross-sectional view of a punch-out assembly embodied in an embodiment of the present application.

Fig. 3 is an enlarged view of a portion a in fig. 2.

FIG. 4 is a schematic view of an embodiment of the present application embodying a pressing assembly and a stabilizing assembly.

FIG. 5 is a schematic diagram of a restraining assembly embodied in an embodiment of the application.

Description of reference numerals: 1. a work table; 11. a flushing port; 12. sealing the net; 2. punching out the component; 21. punching out the cylinder; 22. mounting a plate; 221. a threaded hole; 23. punching out a rod; 3. a pressing assembly; 31. a box frame; 32. a pressing cylinder; 33. a fixing plate; 34. mounting a rod; 35. pressing the frame; 351. a slide bar; 352. a positioning rod; 353. a straight rod; 4. a stabilizing assembly; 41. a stabilizing cylinder; 42. a rubber block; 5. a restraining component; 51. a limit frame; 511. a fixed length frame; 512. determining a short frame; 513. a movable long frame; 514. moving the short frame; 52. a locking assembly; 521. a locking block; 522. a locking groove; 523. a locking lever; 53. a fixing assembly; 531. a fixed block; 532. fixing grooves; 533. fixing the rod; 6. a displacement assembly; 61. a displacement frame; 62. a displacement rod; 63. a polish rod; 64. a displacement block; 65. a connecting plate; 66. a displacement motor; 7. an adjustment assembly; 71. an adjusting block; 72. an adjustment groove; 73. adjusting a rod; 74. a slide bar; 75. the motor is regulated.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a label punching device. Referring to fig. 1 and 2, the punching device includes a workbench 1, the workbench 1 is fixed on the ground, a table top of the workbench 1 is horizontally arranged, two punching outlets 11 are horizontally arranged on the workbench 1 at intervals, a sealing net 12 is fixedly arranged at the two punching outlets 11 of the workbench 1, an upper end surface of the sealing net 12 is coplanar with the table top of the workbench 1, a plurality of through holes formed along the vertical direction are formed in the sealing net 12, punching assemblies 2 are arranged below the two punching outlets 11 of the workbench 1, the punching assemblies 2 are used for upwards punching out patterns on paper, pressing assemblies 3 are arranged above the two punching outlets 11 of the workbench 1, the pressing assemblies 3 are used for pressing the paper on the workbench 1, limiting assemblies 5 are further arranged on the table top of the workbench 1, and the limiting assemblies 5 are used for limiting and adjusting the position of a paper stack.

As shown in fig. 2 and 3, the punching assembly 2 includes a mounting plate 22, punching rods 23 and a punching cylinder 21, the punching cylinder 21 is fixed in the workbench 1 along the vertical direction, the mounting plate 22 is horizontally fixed on a piston rod of the punching cylinder 21, and the mounting plate 22 is driven by the punching cylinder 21 to move along the vertical direction, the punching rods 23 are provided with a plurality of holes 221, a plurality of threaded holes 221 are uniformly spaced on the mounting plate 22, the threaded holes 221 on the mounting plate 22 are vertically aligned with the through holes on the sealing net 12, the punching rods 23 are screwed in the threaded holes 221 along the vertical direction, and the punching rods 23 can slide through the through holes on the sealing net 12, and a worker can adjust the number and arrangement mode of the punching rods 23 according to the size of the patterns on the paper.

As shown in fig. 1 and 4, the pressing assembly 3 includes a box frame 31, a pressing cylinder 32 and a pressing frame 35, the box frame 31 is fixed on the workbench 1, the box frame 31 is located above the workbench 1, the pressing cylinder 32 is vertically fixed in the box frame 31 downward, a fixing plate 33 is fixed on a piston rod of the pressing cylinder 32, the fixing plate 33 is horizontally arranged, four mounting rods 34 are vertically fixed on a lower end surface of the fixing plate 33, the pressing frame 35 is fixed at lower end portions of the four mounting rods 34, the pressing frame 35 is horizontally arranged, two sliding rods 351 are arranged in parallel in the pressing frame 35, two ends of the two sliding rods 351 are respectively connected with the pressing frame 35 in a sliding manner, the pressing frame 35 forms an opening between the two sliding rods 351, the pressing frame 35 can press a non-pattern region of a sheet, and the sliding rods 351 are located at a boundary of the pattern and non-pattern region on the sheet.

According to the both sides of pressing frame 35 and setting up positioning rod 352 and straight-bar 353 respectively, positioning rod 352 and straight-bar 353 all lay perpendicular to slide bar 351, positioning rod 352's middle part has been seted up forward and reverse screw respectively to both ends, positioning rod 352 rotates and connects in the one side of pressing frame 35, and two slide bar 351 respectively with positioning rod 352 in the forward and reverse screw thread connection, straight-bar 353 fixed connection presses the opposite side of frame 35, and straight-bar 353 slides and passes two slide bar 351, the staff twists positioning rod 352 through the forward and reverse, can adjust the interval size between two slide bar 351.

Still be provided with firm subassembly 4 on tank tower 31, firm subassembly 4 is including firm cylinder 41 and block rubber 42, the vertical lower terminal surface of fixing at mounting panel 22 downwards of firm cylinder 41, block rubber 42 is fixed on the piston rod of firm cylinder 41, when the pattern that needs use to dash out subassembly 2 to the paper is gone out, at first start firm cylinder 41, the piston rod of firm cylinder 41 extends downwards, make block rubber 42 contradict on the paper is piled, when dashing out pole 23 and upwards pushing up the paper and piling up, the piston rod of firm cylinder 41 is followed and is upwards contracted, and guarantee to dash out pole 23 and block rubber 42 and press from both sides the pattern and press from both sides, the effectual pattern that has prevented to dash out takes place to collapse the condition in disorder.

As shown in fig. 2 and 5, the limiting assembly 5 includes a limiting frame 51, the limiting frame 51 is horizontally placed on the workbench 1, the limiting frame 51 includes a fixed long frame 511, a fixed short frame 512, a movable long frame 513 and a movable short frame 514, the fixed long frame 511 and the fixed short frame 512 are fixedly connected in an L shape, the movable long frame 513 is arranged in parallel with the fixed long frame 511, the movable long frame 513 is slidably connected with the fixed short frame 512, the fixed short frame 512 is provided with a fixed assembly 53 for sliding the limited braking long frame 513, the movable short frame 514 is arranged in parallel with the fixed short frame 512, the movable short frame 514 is slidably connected with the fixed long frame 511, and the fixed long frame 511 is provided with a locking assembly 52 for sliding the limited braking short frame 514.

The fixing component 53 comprises a fixing block 531 and a fixing rod 533, the fixing block 531 is fixed at one end of the movable long frame 513 close to the fixed short frame 512, the fixing block 531 is embedded in the fixed short frame 512 in a sliding mode, the fixed short frame 512 is provided with a fixing groove 532 in the sliding mode along the length direction of the fixed short frame, the fixing rod 533 is arranged on the fixed short frame 512 in a rotating mode and located in the fixing groove 532, the fixing rod 533 penetrates through the fixing block 531 in a threaded mode, and the position of the movable long frame 513 can be adjusted through the forward and reverse rotation of the fixing rod 533.

The locking assembly 52 comprises a locking block 521 and a locking rod 523, the locking block 521 is fixed at one end of the movable short frame 514 close to the fixed length frame 511, the locking block 521 is slidably embedded in the fixed length frame 511, a locking groove 522 for slidably embedding the locking block 521 is formed in the fixed length frame 511 along the length direction of the fixed length frame 511, the locking rod 523 is rotatably arranged on the fixed length frame 511 and is positioned in the locking groove 522, the locking rod 523 penetrates through the locking block 521 in a threaded manner, and the position of the movable short frame 514 can be adjusted by rotating the locking rod 523 forwards and backwards.

A plurality of identical patterns can be printed in the paper at the same time, which is convenient for workers to punch out the patterns in the paper in batches, for this purpose, a displacement assembly 6 is arranged on the workbench 1, the displacement assembly 6 comprises a displacement frame 61, a displacement rod 62, a polish rod 63, a displacement block 64, a connecting plate 65 and a displacement motor 66, the displacement frame 61 is arranged on the workbench 1, the displacement rod 62 is rotatably arranged in the displacement frame 61 along the length direction of the displacement frame 61, the polish rod 63 is parallel to the displacement rod 62 and is fixed in the displacement frame 61, the displacement block 64 is slidably arranged in the displacement frame 61 along the length direction of the displacement rod 62, the displacement rod 62 is threaded through the displacement block 64, the polish rod 63 is slidably threaded through the displacement block 64, one end of the connecting plate 65 is fixedly connected with the displacement block 64, the other end of the connecting plate is fixed on the length fixing frame 511 in the limiting frame 51, the displacement motor 66 is fixed on the displacement frame 61, and the output shaft of the displacement motor 66 is coaxially and fixedly connected with the displacement rod 62.

Can also print simultaneously in the paper has two kinds of not equidimension patterns, for the convenience staff dashes out respectively to two kinds of not equidimension patterns on the paper, for this reason, set up adjusting part 7 on workstation 1, adjusting part 7 can remove limit frame 51 to another towards export 11 department, and the staff only need be according to the size of two kinds of patterns in the paper, will dash out the pole 23 quantity and the mode of arranging in the subassembly 2 in advance and adjust can.

The adjusting assembly 7 comprises adjusting blocks 71, adjusting rods 73, sliding rods 74 and adjusting motors, the adjusting blocks 71 are provided with two adjusting blocks 71, the two adjusting blocks 71 are respectively and fixedly arranged at two ends of the displacement frame 61, the two adjusting blocks 71 are slidably embedded in two sides of the workbench 1, two adjusting grooves 72 for slidably embedding the adjusting blocks 71 are respectively formed in two sides of the workbench 1, the adjusting rods 73 are rotatably connected in the adjusting grooves 72 of the workbench 1, the adjusting rods 73 penetrate through the adjusting blocks 71 in a threaded manner, the sliding rods 74 are fixedly connected in the other adjusting grooves 72 of the workbench 1, the sliding rods 74 penetrate through the other adjusting blocks 71 in a sliding manner, the adjusting motors are fixed on the workbench 1, the adjusting motors are coaxially and fixedly connected with the adjusting rods 73, the adjusting motors rotate forwards and backwards, and the relative positions of the limiting frames 51 and the workbench 1 can be adjusted.

The implementation principle of the label punching equipment in the embodiment of the application is as follows: when the patterns on the paper are punched out, firstly, the paper stack is placed in the limiting frame 51, the limiting frame 51 clamps the paper stack by adjusting the locking assembly 52 and the fixing assembly 53, then the displacement assembly 6 is started, the position of the paper stack is adjusted, the patterns in the paper stack are opposite to the punching rod 23, then the pressing assembly 3 is started, the pressing frame 35 is pressed on the upper end face of the paper stack, then the stabilizing assembly 4 is started, the rubber block 42 is abutted to the upper end face of the paper stack, then the punching assembly 2 and the stabilizing air cylinder 41 are started, the punching rod 23 and the rubber block 42 are synchronously lifted until the patterns in the paper stack are punched out, if the position of the paper stack is required to be continuously adjusted, and the displacement assembly 6 and the adjusting assembly 7 are started.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A label punching apparatus, characterized in that: comprises a workbench (1) fixed on the ground, a flushing outlet (11) is arranged on the table surface of the workbench (1), a sealing net (12) is arranged at the position of the flushing outlet (11) of the workbench (1), the working table (1) is provided with a punching component (2) below the sealing net (12), the punching assembly (2) comprises a mounting plate (22) arranged in parallel with the sealing net (12), a plurality of punching rods (23) arranged on the mounting plate (22) along the vertical direction, and a punching cylinder (21) arranged on the workbench (1) and fixedly connected with the mounting plate (22), the punching rod (23) can penetrate through the sealing net (12) along the vertical direction, the upper end part of the punching opening (11) of the workbench (1) is provided with a pressing component (3) for pressing the paper stack, the workbench (1) is provided with a limiting component (5) used for limiting the position of the paper stack on the table surface.

2. A label punching apparatus according to claim 1, wherein: the mounting plate (22) is provided with a plurality of threaded holes (221) which are connected with the punching rods (23) in a threaded manner, and the threaded holes (221) are vertically opposite to through holes in the sealing net (12) respectively.

3. A label punching apparatus according to claim 1, wherein: the pressing assembly (3) comprises a box frame (31) fixedly connected with the workbench (1), a pressing cylinder (32) fixed in the box frame (31) along the vertical direction and a pressing frame (35) fixed on a piston rod of the pressing cylinder (32), wherein a vertical opening opposite to the sealing net (12) is formed in the pressing frame (35).

4. A label punching apparatus according to claim 3, wherein: the press frame (35) is provided with two sliding rods (351) which are arranged in parallel in a sliding mode, two sides of the press frame (35) are respectively provided with a positioning rod (352) and a straight rod (353) which are perpendicular to the sliding rods (351) in an arranged mode, the positioning rod (352) is rotatably connected to one side of the press frame (35), the middle portion to two ends of the positioning rod (352) are respectively provided with forward and reverse threads, the two sliding rods (351) are respectively connected to the forward and reverse threads in the positioning rod (352) in a threaded mode, the polish rod (63) is fixed to the other side of the press frame (35), and the polish rod (63) penetrates through the two sliding rods (351) in a sliding mode.

5. A label punching apparatus according to claim 3, wherein: still be provided with firm subassembly (4) on tank tower (31), firm subassembly (4) include fix firm cylinder (41) on tank tower (31) and fix rubber block (42) on firm cylinder (41) piston rod along vertical direction, firm cylinder (41) are vertical just to pressing frame (35) open-ended middle part.

6. A label punching apparatus according to claim 1, wherein: the limiting assembly (5) comprises a limiting frame (51) which is arranged on the table top of the workbench (1) and used for limiting the position of the paper stack, the limiting frame (51) comprises a fixed long frame (511) and a fixed short frame (512) which are arranged in an L shape, a movable long frame (513) which is arranged on the fixed short frame (512) in a sliding mode and a movable short frame (514) which is arranged on the fixed long frame (511) in the sliding mode, a locking assembly (52) for limiting the sliding of the fixed short frame (514) is arranged on the fixed long frame (511), and a fixing assembly (53) for limiting the sliding of the fixed long frame (513) is arranged on the fixed short frame (512).

7. A label punching apparatus according to claim 6, wherein: locking Assembly (52) include with move short frame (514) fixed connection's latch segment (521), set up on length frame (511) and slide and inlay lock groove (522) of setting latch segment (521), lock groove (522) perpendicular to are decided short frame (512) and are laid, length frame (511) are decided the rotation in lock groove (522) and are connected with check lock lever (523), check lock lever (523) screw thread passes latch segment (521).

8. A label punching apparatus according to claim 6, wherein: the fixing assembly (53) comprises a fixing block (531) fixedly connected with the movable long frame (513), a fixing groove (532) for embedding the fixing block (531) in a sliding mode is formed in the fixed short frame (512), the fixing groove (532) is perpendicular to the fixed long frame (511) and is arranged, a fixing rod (533) is rotatably connected to the fixed short frame (512) in the fixing groove (532), and the fixing rod (533) penetrates through the fixing block (531) in a threaded mode.

9. A label punching apparatus according to claim 6, wherein: be provided with displacement subassembly (6) that drive limiting frame (51) removed along the horizontal direction on workstation (1), displacement subassembly (6) including fix displacement frame (61) on workstation (1), rotate displacement pole (62) of setting in displacement frame (61), fixed polished rod (63) of setting in displacement frame (61), with displacement pole (62) threaded connection and with polished rod (63) sliding connection's displacement piece (64), be used for connecting plate (65) of displacement piece (64) and limiting frame (51) and fix on displacement frame (61) and with displacement pole (62) coaxial coupling's displacement motor (66).

10. A label punching apparatus according to claim 9, wherein: the workbench (1) is provided with two groups of sealing nets (12), a punching component (2) and a pressing component (3) at intervals along the direction vertical to the moving track of the displacement component (6), the workbench (1) is provided with an adjusting component (7) for adjusting the position of the limiting frame (51), the adjusting component (7) comprises an adjusting block (71) fixedly connected with the two ends of the displacement frame (61), an adjusting groove (72) which is embedded with an adjusting block (71) in a sliding way is arranged on the workbench (1), the adjusting groove (72) is arranged perpendicular to the displacement rod (62), the adjusting rod (73) and the sliding rod (74) are respectively connected with the adjusting groove (72) of the workbench (1) in a threaded manner, the adjusting rod (73) penetrates through the adjusting block (71) in a threaded manner, the sliding rod (74) penetrates through the adjusting block (71) in a sliding manner, the workbench (1) is also provided with an adjusting motor (75) coaxially connected with the adjusting rod (73).