CN111805618B - Be applied to novel cross cutting machine of easy regulation size of film processing - Google Patents

Abstract

The invention belongs to the technical field of film processing, and discloses a novel die-cutting machine which is applied to film processing and easy to adjust size, and comprises a machine body, wherein a workbench is arranged at the upper end of the machine body, a guide plate is arranged at the other end of the workbench, a pressing seat is arranged at the upper end of the middle part of the workbench, a guide roller is arranged at one end, corresponding to the guide plate, of one side surface of the machine body, a front feeding roller is arranged at one end of the upper surface of an upper plate, a front pressing plate is arranged at one side, located at the front feeding roller, of the upper surface of the upper plate, the lower surface of the pressing seat is connected with an adjusting seat, the lower end of the adjusting seat is connected with an upper knife holder, and a lower knife holder is arranged at the position, corresponding to the upper knife holder, of the upper surface of the workbench. This design not only conveniently adjusts the interval between blade holder and the lower blade holder to adapt to the product processing of different thickness and cross cutting size, the cutter installation is dismantled conveniently, leads the transport to the product in transportation process simultaneously, avoids appearing the deviation in the product transportation process and influences cross cutting efficiency or collection effect.

Description

A new type of die-cutting machine with easy size adjustment for film processing

technical field

The invention relates to the technical field of film processing, in particular to a new type of die-cutting machine which is applied to film processing and is easy to adjust in size.

Background technique

Thin film is a thin and soft transparent sheet made of plastic, adhesive, rubber or other materials. The scientific explanation of thin film is: a two-dimensional material formed by the deposition of atoms, molecules or ions on the surface of the substrate. In the process, there are many equipments used, among which the application of die-cutting machine is indispensable, and the die-cutting machine is also called beer machine, cutting machine, and CNC punching machine. The printed product or cardboard is rolled and cut into a certain shape, which is an important equipment for post-press packaging processing.

However, in the existing film processing process, due to the relatively rigid size of the die-cutting machine, the adjustment is not perfect, and it cannot adapt to the processing of films of different specifications, and the conveying protection of the film is not perfect, which is easy to cause deviation during the conveying process. The problem of cutting or winding is not good enough. Therefore, those skilled in the art provide a new type of die-cutting machine with easy size adjustment applied to film processing, so as to solve the above-mentioned problems in the background art.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a new type of die-cutting machine which can be easily adjusted in size for film processing, so as to solve the above-mentioned problems in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a new type of die-cutting machine that is applied to film processing and is easy to adjust in size, including a body, the upper end of the body is provided with a workbench, and one side of the body is provided with a control cabinet One end of the worktable is provided with a feeding board near the control cabinet, and the other end of the worktable is provided with a material guide plate, the upper end of the middle part of the worktable is provided with a pressing seat, and one side of the body corresponds to the material guide One end of the plate is provided with a guide roller, and one side of the body is provided with a winding roller at an obliquely lower position of the guide roller. One end of the upper surface of the feeding plate is provided with a front feeding roller, and the upper A front pressing plate is arranged on the side of the front feeding roller, the lower surface of the pressing seat is connected with an adjusting seat, and the upper surface of the pressing seat is provided with fixed sleeves at the four corners of the adjusting seat. A first adjusting screw rod runs through the inside of the barrel, an upper knife seat is connected to the lower end of the adjusting seat, a lower knife seat is arranged on the upper surface of the worktable corresponding to the upper knife seat, and two sides of the upper surface of the material guide plate are provided. A guide plate is correspondingly provided, and both ends of the guide plate are connected with a limit block, the upper surface of the limit block is penetrated with a second adjustment screw, one end of the second adjustment screw is connected with a slider, the guide The upper surface of the material plate is provided with sliding grooves corresponding to the sliders at both ends of the guide plate.

As a further solution of the present invention: guide rods are provided at the four corners of the lower surface of the pressing seat, and positioning slide cylinders are provided on the upper surface of the worktable corresponding to the guide rods, and the guide rods pass through the positioning slide cylinder and In sliding connection therewith, the first adjusting screw rod is threadedly connected with the fixing sleeve, and the first adjusting screw rod is rotatably connected with the adjusting seat through the fixing sleeve through the pressing seat.

As a further solution of the present invention: the adjusting seat is connected with the upper knife seat by engaging, and the two sides of the adjusting seat are respectively threaded with a fixed screw, and the upper side of the upper knife seat is provided with a threaded hole corresponding to the fixed screw, The fixing screw is matched with the threaded hole.

As a further solution of the present invention: the upper surface of the guide plate is located on one side of the chute and is provided with a scale line, the guide plate is fixedly connected with the limit block, and the surface of the limit block is provided with a through hole, The inner diameter of the through hole is larger than the outer diameter of the second adjusting screw, the second adjusting screw is threadedly connected to the slider through the through hole through the limit block, and the outer diameter of the limit block is slightly smaller than the width of the chute.

As a further solution of the present invention: the other end of the upper surface of the feeding plate is provided with a rear feeding roller, and the upper surface of the feeding plate is located on one side of the rear feeding roller with a rear pressing plate, and the surface of the rear feeding roller is provided with a rear pressing plate. Two first positioning wheels are slidably sleeved at both ends, and one end of the first positioning wheel is penetrated with a first positioning screw. The surface of the rear feeding roller is provided with a number of screw holes at equal distances. The first positioning screw One end of the roller passes through the first positioning wheel and is threadedly connected to the screw hole, and the structure of the rear feeding roller is the same as that of the front feeding roller.

As a further solution of the present invention: one end of the rear pressure plate is connected with a connecting rod, two ends of the connecting rod are rotatably connected with a fixed seat, and one end of the connecting rod is connected with a return spring through the fixed seat, and the return spring is connected with the return spring. One end is inclined and connected to the side of the workbench.

As a further solution of the present invention: a chip discharge port is arranged on the upper end of one side of the body, and an eccentric wheel is arranged inside the lower end of the body, one end of the eccentric wheel is connected with a main gear, and the middle part of the main gear is rotated by rotating The rod is connected with a drive motor, the output end of the drive motor is connected with the main gear through the rotating rod, and one end of the eccentric wheel is connected with the output end of the drive motor through the main gear.

As a further solution of the present invention, a guide rod is provided on the outer side of the guide roller, a second positioning wheel is correspondingly provided on the surface of the guide rod, and a second positioning screw is penetrated through one end of the second positioning wheel, so The surface of the guide rod is also provided with a number of screw holes at equal distances, and one end of the second positioning screw thread is connected to the screw holes on the surface of the guide rod through the second positioning wheel.

Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention designs a new type of die-cutting machine which is applied to film processing and is easy to adjust in size. Connect, and add an adjustable adjustment seat between the two, so as to adjust the distance between the upper knife seat and the lower knife seat, so as to adapt to products of different thickness and die-cutting size, not only easy to install and disassemble, but also to the tool The maintenance and replacement of the die-cutting machine is quicker, and the scope of application of the die-cutting machine is further improved. At the same time, the adjustable feeding roller and the function of the pressure plate are used to facilitate the guiding and conveying of the product during the conveying process and avoid the deviation during the product conveying process. Cutting efficiency, and the cooperation of the guide plate and the guide roller make the conveying of the processed product more accurate, and it is more convenient for the winding of the product, avoiding the deviation of the product during the conveying process and affecting the collection effect. This design is not only easy to operate , and easy to install and disassemble, more convenient to adjust, can be applied to the die-cutting of different film products, and can be adjusted for different die-cutting sizes of products.

Description of drawings

Fig. 1 is a kind of structure schematic diagram of a new type of die-cutting machine that is easy to adjust the size applied to film processing;

Figure 2 is an enlarged schematic view of part A in a new type of die-cutting machine that is easy to adjust in size for film processing;

Figure 3 is a schematic diagram of the connection between the middle pressure seat and the upper knife seat of a new type of die-cutting machine that is easy to adjust in size and applied to film processing;

Figure 4 is an enlarged schematic view of part B in a new type of die-cutting machine that is easy to adjust in size for film processing;

5 is a schematic diagram of the connection between the eccentric wheel and the drive motor in a new type of die-cutting machine that is easy to adjust in size and applied to film processing;

FIG. 6 is a schematic view of the structure of a guide roller in a new type of die-cutting machine that is easy to adjust in size and applied to film processing.

In the picture: 1. Body; 2. Workbench; 3. Control cabinet; 4. Feeding plate; 5. Front feeding roller; 6. Front pressing plate; 7. Pressing seat; 8. Feeding plate; 9. Feeding roller ; 10, rewinding roller; 11, chip outlet; 12, eccentric wheel; 13, drive motor; 14, main gear; 41, rear feed roller; 42, first positioning wheel; 43, first positioning screw; 44, Rear pressure plate; 45, connecting rod; 46, return spring; 71, adjusting seat; 72, guide rod; 73, upper knife seat; 74, first adjusting screw; 75, fixing sleeve; 76, fixing screw; 77, positioning Slide cylinder; 78, lower knife seat; 81, second adjusting screw; 82, limit block; 83, slider; 84, chute; 85, scale line; 86, guide plate; 91, guide rod; 92, first Two positioning wheels; 93, a second positioning screw.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Referring to FIGS. 1 to 6 , in the embodiment of the present invention, a new type of die-cutting machine that is applied to film processing and is easy to adjust in size includes a body 1 . The upper end of the body 1 is provided with a worktable 2 , and one side of the body 1 is provided There is a control cabinet 3, one end of the worktable 2 is provided with a feeding board 4 near the control cabinet 3, and the other end of the worktable 2 is provided with a material guide plate 8, the upper end of the middle of the worktable 2 is provided with a pressing seat 7, and the body 1 A guide roller 9 is provided at one end of the guide plate 8 on one side of the body 1, and a winding roller 10 is provided on one side of the body 1 at an obliquely lower position of the guide roller 9, and one end of the upper surface of the feeding plate 4 is provided with a The front feeding roller 5 is provided with a front pressing plate 6 on the upper surface of the feeding plate 4 on one side of the front feeding roller 5 .

The lower surface of the pressing seat 7 is connected with the adjusting seat 71, and the upper surface of the pressing seat 7 is provided with fixed sleeves 75 corresponding to the four corners of the adjusting seat 71. The lower end of the adjustment seat 71 is connected with an upper knife seat 73, the upper surface of the worktable 2 is provided with a lower knife seat 78 corresponding to the upper knife seat 73, and the four corners of the lower surface of the pressing seat 7 are provided with guide rods 72. The upper surface of 2 corresponds to the guide rod 72 with a positioning sliding cylinder 77, the guide rod 72 penetrates the positioning sliding cylinder 77 and is slidably connected with it, the first adjusting screw 74 is threadedly connected with the fixing sleeve 75, and the first adjusting screw 74 is fixed by The sleeve 75 penetrates through the pressing seat 7 and is rotatably connected to the adjusting seat 71 , the adjusting seat 71 is engaged with the upper knife seat 73 , the two sides of the adjusting seat 71 are correspondingly penetrated with a fixed screw 76 , and the upper side of the upper knife seat 73 corresponds to the fixed screw 76 There is a threaded hole at the end, and the fixing screw 76 is adapted to the threaded hole. Before working, it can be adjusted according to the thickness of the die cutting of the product. The distance between the seat 71 and the pressing seat 7 is adjusted to adjust the distance between the upper knife seat 73 and the lower knife seat 78, and the upper knife seat 73 is engaged in the adjustment seat 71 through the insertion and snap connection, and the operation Simple and convenient, the removal or maintenance of the tool holder is more convenient, and after the clamping is completed, one end of the fixing screw 76 is screwed into the side threaded hole of the upper tool holder 73 by screwing, so as to facilitate the fixing of the upper tool holder 73. High stability.

A guide plate 86 is correspondingly provided on both sides of the upper surface of the guide plate 8. Both ends of the guide plate 86 are connected to a limit block 82. The upper surface of the limit block 82 has a second adjustment screw 81 running through it. One end is connected with a slider 83, and the upper surface of the guide plate 8 corresponds to the sliders 83 at both ends of the guide plate 86 with chute 84. The upper surface of the guide plate 8 is located on one side of the chute 84. , the guide plate 86 is fixedly connected with the limit block 82, the surface of the limit block 82 is provided with a through hole, and the inner diameter of the through hole is larger than the outer diameter of the second adjustment screw 81, and the second adjustment screw 81 penetrates the limit block through the through hole 82 is threadedly connected with the slider 83, the outer diameter of the limit block 82 is slightly smaller than the width of the chute 84, and the distance between the two guide plates 86 is adjusted according to the width of the film to facilitate the transportation of the product. It is convenient to rectify the deviation of the conveying of the product. During operation, the second adjusting screw 81 is twisted, so that one end is screwed out from the slider 83, and then the guide plate 86 is pulled, so that the limit blocks 82 at both ends extend the chute 84. The surface moves, and the precise adjustment is realized according to the application of the scale line 85. After the adjustment is completed, the second adjusting screw 81 is reversely rotated to make one end extend into the slider 83, and the other end of the second adjusting screw 81 will be adjusted. Push the limit block 82 to the surface of the guide plate 8, so that the limit block 82 is fixed on the surface of the guide plate 8, and then the guide plate 86 is fixed. It should be noted that the inside of the chute 84 is convex. , the slider 83 slides inside it.

The other end of the upper surface of the feeding plate 4 is provided with a rear feeding roller 41, and the upper surface of the feeding plate 4 is located on one side of the rear feeding roller 41 with a rear pressing plate 44, and two ends of the surface of the rear feeding roller 41 are slidably sleeved. Two first positioning wheels 42, one end of the first positioning wheel 42 penetrates the first positioning screw 43, the surface of the rear feeding roller 41 is provided with several screw holes at equal distances, and one end of the first positioning screw 43 penetrates the first positioning wheel 42 is threadedly connected with the screw hole, the rear feeding roller 41 has the same structure as the front feeding roller 5, one end of the rear pressing plate 44 is connected with a connecting rod 45, both ends of the connecting rod 45 are rotatably connected with a fixed seat, and one end of the connecting rod 45 penetrates The fixed seat is connected with a return spring 46, and one end of the return spring 46 is inclined and connected to the side of the worktable 2. When the film product is processed, it is conveyed by the feeding plate 4, conveyed by the front feeding roller 5, passed through After the front platen 6 is transported by the rear feeding roller 41 and the front feeding roller 5, the film product is sent to the table 2. Before this, the size and width of the front feeding roller 5 and the rear feeding roller 41 need to be adjusted. According to the width of the product, when adjusting the rear feeding roller 41, screw the first positioning screw 43, and screw one end out of the screw hole on the surface of the rear feeding roller 41, and then move the first positioning wheel 42 to make the screw on the rear feeding roller 41. The distance between the two first positioning wheels 42 is adapted to the width of the film product, and then the first positioning screw 43 is reversely screwed, and one end is screwed into the corresponding screw hole on the surface of the rear feeding roller The first positioning wheel 42 is fixed to realize the conveying and positioning of the film product, so as to avoid the deviation of the product during the conveying process. The adjustment principle of the front feeding roller 5 is the same as that of the rear feeding roller 41. , will pass through the front pressure plate 6 and the rear pressure plate 44. It should be noted that under the normal state, the front pressure plate 6 and the rear pressure plate 44 are affected by the return spring 46. The front pressure plate 6 and the rear pressure plate 44 are attached to the feeding plate 4 and The surface of the worktable 2 (there is a gap) is used to limit the position of the film product during transportation and prevent the film from bulging during transportation. In addition, the front platen 6 and the rear platen 44 can be manually lifted to keep them away from the feeding plate. 4 and the surface of the worktable 2 to facilitate the operation of the staff, and when the front platen 6 and the rear platen 44 are put down, under the influence of the return spring 46, the front platen 6 and the rear platen 44 will be reset to the feeding plate 4 and work. surface of table 2.

A chip outlet 11 is arranged on the upper end of one side of the body 1, and an eccentric wheel 12 is arranged inside the lower end of the body 1. One end of the eccentric wheel 12 is connected with a main gear 14, and the middle of the main gear 14 is connected with a driving motor 13 through a rotating rod. The output end of the drive motor 13 is connected to the main gear 14 through a rotating rod, and one end of the eccentric wheel 12 is connected to the output end of the drive motor 13 through the main gear 14. The other side of the eccentric wheel 12 is provided with a rotating rod, a guide rod One end of 72 extends through the worktable 2 through the positioning slide 77 to the inside thereof and is connected with a lifting plate, and the middle part of the lower surface of the lifting plate is connected with one end of the rotating rod. During operation, the driving motor 13 is controlled to work, and the driving motor 13 drives the eccentric wheel 12 to rotate, and then the eccentric wheel 12 drives the rotating rod to move up and down, so the rotating rod will drive the lift plate to move up and down, and further, the lift plate will push the guide rod 72 to slide up and down in the positioning slide cylinder 77, Easy to operate.

The outer side of the guide roller 9 is provided with a guide rod 91 , the surface of the guide rod 91 is correspondingly provided with a second positioning wheel 92 , one end of the second positioning wheel 92 penetrates a second positioning screw 93 , and the surface of the guide rod 91 is also opened at equal distances. There are several screw holes. One end of the second positioning screw 93 penetrates the second positioning wheel 92 and is threadedly connected to the screw holes on the surface of the guide rod 91. Before working, by adjusting the guide rod 91, the adjustment principle is the same as that of the front feeding roller 5 Consistent with the adjustment principle of the rear feed roller 41, after adjusting the spacing between the second positioning wheels 92 to match the width of the film, it is convenient to guide and position the processed film when it is wound up. , so as to avoid the deviation of the film during conveying, which leads to the problem that the film collection by the winding roller 10 is not perfect, and improves the conveying efficiency of the film.

The working principle of the present invention is as follows: when the present invention is working, the film products are conveyed by the feeding plate 4, and before conveying, the front feeding roller 5 and the rear feeding roller 41 are adjusted according to the width of the product, so as to facilitate the conveying process of the product. During the process, the product is protected and conveyed to prevent the product from being offset and affecting the die-cutting. At the same time, the front platen 6 and the rear platen 44 can limit the conveyed product to prevent the film from bulging during the conveying process and affect the die-cutting effect. When the film passes the lower end of the pressure seat 7, the eccentric wheel 12 is driven by the operation of the driving motor 13, and the guide rod 72 is driven by the eccentric wheel 12, so that the guide rod 72 drives the pressure seat 7 to move up and down in a straight line, and the pressure seat 7 reciprocates linearly. When moving, it will drive the upper knife seat 73 on its lower surface to move in a straight line, and then the film can be die-cut, and the upper knife seat 73 and the pressing seat 7 adopt a snap connection type, which is convenient for disassembly and installation. The replacement is quicker. In addition, the distance between the upper knife seat 73 and the lower knife seat 78 is adjustable, which is convenient to adjust according to the thickness of the film product and the die-cutting size. The operation is simple and the die-cut product is guided by the guide plate 8. , so that the processed film is accurately transported to the winding roller 10 for winding. At the same time, during the transportation process, the cooperation of the guide roller 9 can make the transportation efficiency of the film more accurate, so that the processed film can be wound more efficiently. , This design is not only simple to operate, but also easy to adjust, with high precision and high film processing efficiency.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and range of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. A new type of die-cutting machine that is easy to adjust size applied to film processing, comprising a body (1), characterized in that the upper end of the body (1) is provided with a workbench (2), and the One side is provided with a control cabinet (3), one end of the worktable (2) is provided with a feeding board (4) near the control cabinet (3), and the other end of the worktable (2) is provided with a feeding board ( 8), the upper end of the middle part of the workbench (2) is provided with a pressing seat (7), and one side of the body (1) is provided with a material guide roller (9) at one end of the material guide plate (8), and One side of the body (1) is provided with a winding roller (10) at an obliquely lower position of the feeding roller (9), and one end of the upper surface of the feeding plate (4) is provided with a front feeding roller (5), and the upper The upper surface of the material plate (4) is located on one side of the front feeding roller (5) and a front pressing plate (6) is arranged, the lower surface of the pressing seat (7) is connected with an adjusting seat (71), and the pressing seat (7) The four corners of the upper surface of the adjusting seat (71) are provided with fixing sleeves (75), and the first adjusting screw (74) runs through the interior of the fixing sleeve (75), and the adjusting seat (71) ) is connected with an upper knife seat (73), the upper surface of the worktable (2) is provided with a lower knife seat (78) corresponding to the upper knife seat (73), and the upper surface of the material guide plate (8) is provided with a lower knife seat (78). A guide plate (86) is correspondingly provided on both sides, both ends of the guide plate (86) are connected with a limit block (82), and the upper surface of the limit block (82) penetrates a second adjustment screw (81) One end of the second adjusting screw (81) is connected with a slider (83), and the upper surface of the guide plate (8) corresponds to the sliders (83) at both ends of the guide plate (86) are provided with chute grooves (84); Guide rods (72) are provided at the four corners of the lower surface of the pressing seat (7), and positioning slide cylinders (77) are provided on the upper surface of the worktable (2) corresponding to the guide rods (72). The guide rod (72) penetrates through the positioning slide cylinder (77) and is slidably connected with it, the first adjusting screw (74) is threadedly connected with the fixing sleeve (75), and the first adjusting screw (74) passes through the fixing sleeve ( 75) The through-pressing seat (7) is rotatably connected with the adjusting seat (71); The adjusting seat (71) is connected with the upper knife seat (73) in an engaging manner, the two side surfaces of the adjusting seat (71) are correspondingly penetrated with a fixing screw (76), and the upper end side surface of the upper knife seat (73) is correspondingly fixed The screw hole (76) is provided with a threaded hole, and the fixing screw (76) is adapted to the threaded hole; A chip outlet (11) is arranged on the upper end of one side of the body (1), and an eccentric wheel (12) is arranged inside the lower end of the body (1), and one end of the eccentric wheel (12) is connected with a main gear (14). ), the middle part of the main gear (14) is connected with a driving motor (13) through a rotating rod, the output end of the driving motor (13) is connected with the main gear (14) through the rotating rod, and the eccentric wheel (12) One end of the motor is connected to the output end of the drive motor (13) through the main gear (14); One end of the guide rod 72 extends through the worktable 2 through the positioning slide 77 to the inside thereof and is connected with a lift plate, and the middle part of the lower surface of the lift plate is connected with one end of the rotating rod. 2. A new type of die-cutting machine which is easy to adjust size and is applied to film processing according to claim 1, characterized in that the upper surface of the guide plate (8) is located on one side of the chute (84) There is a scale line (85), the guide plate (86) is fixedly connected with the limit block (82), the surface of the limit block (82) is provided with a through hole, and the inner diameter of the through hole is larger than the second adjustment screw (82). 81), the second adjusting screw (81) is threadedly connected to the slider (83) through the through hole through the limit block (82), and the outer diameter of the limit block (82) is slightly smaller than the chute ( 84) width. 3. A new type of die-cutting machine which is applied to film processing and is easy to adjust in size according to claim 1, characterized in that, the other end of the upper surface of the feeding plate (4) is provided with a rear feeding roller (41) , and the upper surface of the feeding plate (4) is located on the side of the rear feeding roller (41) with a rear pressing plate (44), and two first positioning plates are slidably sleeved on both ends of the surface of the rear feeding roller (41). wheel (42), one end of the first positioning wheel (42) runs through a first positioning screw (43), the surface of the rear feeding roller (41) is provided with a number of screw holes at equal distances, the first positioning One end of the screw (43) penetrates the first positioning wheel (42) and is threadedly connected to the screw hole, and the rear feeding roller (41) has the same structure as the front feeding roller (5). 4. A new type of die-cutting machine that is easy to adjust size and is applied to film processing according to claim 3, characterized in that a connecting rod (45) is connected to one end of the rear pressing plate (44), and the connecting rod Both ends of (45) are rotatably connected with a fixed seat, and one end of the connecting rod (45) is connected with a return spring (46) through the fixed seat, and one end of the return spring (46) is inclined and connected to the workbench (2) side. 5. A new type of die-cutting machine which is easy to adjust size and applied to film processing according to claim 1, characterized in that a guide rod (91) is provided on the outer side of the guide roller (9), and the guide The surface of the rod (91) is correspondingly provided with a second positioning wheel (92), one end of the second positioning wheel (92) is penetrated with a second positioning screw (93), and the surface of the guide rod (91) is also equidistant Several screw holes are opened, and one end of the second positioning screw (93) penetrates the second positioning wheel (92) and is screwed to the screw holes on the surface of the guide rod (91).

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