Perforating device for heat-sealing and cold-cutting machine

Abstract

The punching device for the heat-sealing and cold-cutting machine comprises a machine body top plate, a punching frame is welded to the top of the machine body top plate, a threaded rod is rotatably arranged on the inner side of the punching frame, the surface of the threaded rod is in threaded connection with a threaded block, and a pointer is fixedly arranged in the middle of the top of the threaded block. A graduated scale is transversely arranged on the top of the punching frame. According to the punching device, the adjusting roll shaft is arranged, the multiple sets of punching heads of different styles are arranged on the surface of the adjusting roll shaft in a surrounding mode, each set of punching heads comprise multiple punching heads, when the first electric telescopic cylinder drives the mounting frame to move up and down for punching, multiple holes can be punched at a time, and therefore the production efficiency is improved; the roller shaft can be adjusted, so that punching heads of different styles can be rapidly replaced, the punching head of the needed punching style can be rapidly adjusted to rotate to the lower portion, the plum blossom rotary knob is screwed into a threaded through hole formed in the surface of the adjusting disc, limiting of the adjusting disc is achieved, and practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bag making machines, in particular to a punching device for heat sealing and cold cutting machines. Background Art

[0002] Plastic bags are the most commonly used tools in people's daily lives, and the consumption is very large. It can be said that convenient bags are everywhere in people's lives. The bag making machine is used to produce various groups of plastic packaging bags and other material packaging bags. After the packaging bags are produced, it is necessary to punch holes in the heat-sealed parts of the packaging bags to facilitate tearing the bags when using them. A heat-sealing cold-cutting machine with a punching device is needed to punch holes in the plastic bags.

[0003] After searching, publication number CN215512503U is a punching device for a bag making machine, which relates to the technical field of bag making machines. Its technical solution mainly includes a mounting frame for being arranged on a frame, a supporting plate is horizontally arranged on the mounting frame, a die hole is opened on the supporting plate, a punching die head is arranged above the supporting plate at a position corresponding to the die hole, and a driving member for driving the punching die head to move up and down is arranged on the mounting frame. This application has the effect of improving the production efficiency of packaging bags.

[0004] In actual use, an existing punching device of a bag making machine, when punching holes in a plastic packaging bag, drives the punching die head downward to punch the holes through a driving member, so that the bag making machine can punch holes in the packaging bag on the same device, thereby improving the production efficiency of the packaging bag. However, the utility model is a single-hole operation, which may lead to low production efficiency when punching holes in plastic packaging bags. In addition, the style of the head knife of the utility model is single. When it is necessary to change to a different punching style, the head knife needs to be replaced, which is time-consuming and labor-intensive, and has poor practicality. In addition, the head knife needs to be stopped for replacement, which affects work efficiency.

[0005] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0006] 1. Technical issues to be solved

[0007] In order to solve the above-mentioned problems, the utility model provides a punching device for a heat-sealing and cold-cutting machine, which has the advantages of high production efficiency and strong practicality, thereby solving the above-mentioned problems in the background technology.

[0008] (II) Technical solution

[0009] In order to achieve the above-mentioned problems, the specific technical solutions adopted by the utility model are as follows:

[0010] A punching device for a heat-sealing and cold-cutting machine comprises a machine body top plate, a punching frame is welded on the top of the machine body top plate, and a threaded rod is rotatably arranged on the inner side of the punching frame, a threaded block is threadedly connected to the surface of the threaded rod, a pointer is fixedly arranged at the middle position on the top of the threaded block, a scale is horizontally arranged on the top of the punching frame, a cross plate is fixedly arranged on one side surface of the threaded block, a first electric telescopic cylinder is arranged on the top of the cross plate, and one end of the first electric telescopic cylinder passes through the top of the cross plate and is fixedly connected to a mounting frame, an adjusting roller shaft is rotatably connected in the mounting frame, and a plurality of punching heads are fixedly arranged on the surface of the adjusting roller shaft, one end of the adjusting roller shaft passes through the side wall of the mounting frame and is fixedly connected to an adjusting disk, and one side of the mounting frame A limit plate is provided on the surface, and a plum blossom knob is threadedly connected to one end of the limit plate, fixed plates are fixedly provided on the surrounding surfaces of the mounting frame, and multiple fixing plates are inserted and fixedly connected, multiple insertion rods are fixedly connected to a clamping plate at one end, and multiple first through holes are provided on the surface of the clamping plate, a supporting bracket is provided on the top surface of the body top plate just below the clamping plate, and multiple second through holes are provided on the top surface of the supporting bracket at positions corresponding to the multiple first through holes in the vertical direction, a second electric telescopic cylinder is provided on one side of the supporting bracket on the top surface of the body top plate, and a push plate is fixedly connected to one end of the second electric telescopic cylinder, and a leakage groove is provided on the top surface of the body top plate located on the inner side of the punching frame.

[0011] Furthermore, one end of the threaded rod passes through the side wall of the punching frame and is fixedly connected to a handle.

[0012] Furthermore, springs are sleeved on the surfaces of the plurality of insertion rods.

[0013] Furthermore, a sliding rod is fixedly arranged on the inner side of the punching frame above the threaded rod, and the sliding rod is interlaced and slidably connected with the threaded block.

[0014] Furthermore, a plurality of threaded through holes are provided on the surface of the adjusting disk, and one end of the plum blossom knob is threadedly connected to the threaded through holes.

[0015] Furthermore, a plurality of groups of the punching heads are fixedly arranged around the surface of the adjusting roller.

[0016] (III) Beneficial effects

[0017] Compared with the prior art, the utility model provides a punching device for a heat sealing and cold cutting machine, which has the following beneficial effects:

[0018] (1) The utility model adopts an adjustable roller shaft. A plurality of groups of punching heads of different styles are arranged around the surface of the adjustable roller shaft, and each group of punching heads is provided with a plurality of punching heads. When the mounting frame is driven up and down by the first electric telescopic cylinder to perform punching, a plurality of holes can be punched at one time, thereby improving production efficiency. By rotating the adjusting disk, the adjustable roller shaft can be adjusted to realize rapid replacement of punching heads of different styles, and the punching head of the required punching style can be quickly adjusted to rotate downward, and the plum blossom knob can be screwed into the threaded through hole provided on the surface of the adjusting disk to realize limiting the adjusting disk, thereby increasing practicality.

[0019] (2) The utility model adopts a threaded rod and a threaded block. The position of the threaded block is adjusted by rotating the handle to drive the threaded rod to rotate, thereby adjusting the punching position. It has good applicability. At the same time, by setting a pointer and a scale, the punching position can be adjusted more accurately.

[0020] (3) The utility model adopts a second electric telescopic cylinder. After multiple punching operations, the second electric telescopic cylinder can drive the push plate to push the plastic packaging bag debris left by the punching operation out of the leakage groove, thereby avoiding the plastic packaging bags from piling up at the bottom of the support frame, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a front view of the punching device for the heat sealing and cold cutting machine proposed by the utility model;

[0023] Figure 2 It is a side view of the punching device for the heat sealing and cold cutting machine proposed by the utility model;

[0024] Figure 3 It is a structural schematic diagram of a support frame and a clamping plate of a punching device for a heat-sealing and cold-cutting machine proposed in the utility model;

[0025] Figure 4 The utility model is a punching device for heat sealing and cold cutting machine Figure 1 Enlarged view of point A.

[0026] In the figure:

[0027] 1. Machine body top plate; 2. Punching frame; 3. Handle; 4. Scale; 5. Pointer; 6. Threaded block; 7. Horizontal plate; 8. First electric telescopic cylinder; 9. Sliding rod; 10. Threaded rod; 11. Support frame; 12. Mounting frame; 13. Clamping plate; 14. Second electric telescopic cylinder; 15. Push plate; 16. Leakage groove; 17. First through hole; 18. Insert rod; 19. Second through hole; 20. Adjusting roller; 21. Punching head; 22. Spring; 23. Fixing plate; 24. Adjusting disk; 25. Plum blossom knob; 26. Limiting plate. DETAILED DESCRIPTION

[0028] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0029] According to an embodiment of the utility model, a punching device for a heat-sealing and cold-cutting machine is provided.

[0030] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figure 1-4As shown, according to the embodiment of the utility model, the punching device for the heat sealing and cold cutting machine includes a machine body top plate 1, a punching frame 2 is welded on the top of the machine body top plate 1, and a threaded rod 10 is rotatably arranged on the inner side of the punching frame 2, a threaded block 6 is threadedly connected to the surface of the threaded rod 10, a pointer 5 is fixedly arranged at the middle position of the top of the threaded block 6, a scale 4 is transversely arranged on the top of the punching frame 2, a transverse plate 7 is fixedly arranged on the surface of one side of the threaded block 6, a first electric telescopic cylinder 8 is arranged on the top of the transverse plate 7, and one end of the first electric telescopic cylinder 8 passes through the top of the transverse plate 7 and is fixedly connected to a mounting frame 12, an adjusting roller shaft 20 is rotatably connected in the mounting frame 12, and a plurality of punching heads 21 are fixedly arranged on the surface of the adjusting roller shaft 20, one end of the adjusting roller shaft 20 passes through the side wall of the mounting frame 12 and is fixedly connected to an adjusting disk 24, and one side surface of the mounting frame 12 A limit plate 26 is provided, and a plum blossom knob 25 is threadedly connected to one end of the limit plate 26. Fixed plates 23 are fixedly provided on the surrounding surfaces of the mounting frame 12, and multiple fixed plates 23 are inserted and fixedly connected with insertion rods 18, and one end of multiple insertion rods 18 is fixedly connected to a clamping plate 13, and a plurality of first through holes 17 are provided on the surface of the clamping plate 13. A supporting bracket 11 is provided on the top surface of the body top plate 1 just below the clamping plate 13, and a plurality of second through holes 19 are provided on the top surface of the supporting bracket 11 at positions corresponding to the plurality of first through holes 17 in the vertical direction. A second electric telescopic cylinder 14 is provided on one side of the supporting bracket 11 on the top surface of the body top plate 1, and a push plate 15 is fixedly connected to one end of the second electric telescopic cylinder 14. A leakage groove 16 is provided on the top surface of the body top plate 1 on the inner side of the punching frame 2.

[0031] In one embodiment, one end of the threaded rod 10 passes through the side wall of the punching frame 2 and is fixedly connected to a handle 3. The handle 3 is rotated to drive the threaded rod 10 to rotate to adjust the position of the threaded block 6, thereby adjusting the punching position, which has good applicability.

[0032] In one embodiment, springs 22 are sleeved on the surfaces of multiple insertion rods 18. When the clamping plate 13 fixes the plastic packaging bag until the punching is completed, the first electric telescopic cylinder 8 contracts. At this time, the spring 22 will push the clamping plate 13 to push the plastic packaging bag off the surface of the punching head 21, preventing the punching head 21 from blocking the plastic packaging bag from moving to the rear of the heat sealing and cold cutting machine.

[0033] In one embodiment, a slide bar 9 is fixedly provided on the inner side of the punching frame 2 above the threaded rod 10 , and the slide bar 9 is inserted and slidably connected with the threaded block 6 , and the slide bar 9 can ensure the stable movement of the threaded block 6 .

[0034] In one embodiment, a plurality of threaded through holes are formed on the surface of the adjusting disk 24 , and one end of the plum blossom knob 25 is threadedly connected to the threaded through holes, so that the adjusting roller shaft 20 can be limited and fixed by the plum blossom knob 25 .

[0035] In one embodiment, multiple groups of punching heads 21 are fixedly arranged around the surface of the adjustment roller 20. The styles of the multiple groups of punching heads 21 are different. According to actual needs, the punching heads 21 of the required punching style can be quickly adjusted to rotate downward by rotating the adjustment disk 24.

[0036] Working principle: First, an adjusting roller 20 is used. A plurality of punching heads 21 of different styles are arranged around the surface of the adjusting roller 20. The punching heads 21 are arranged in plurality. The first electric telescopic cylinder 8 can drive the mounting frame 12 to move up and down for punching. Multiple holes can be punched at one time, thereby improving production efficiency. By rotating the adjusting disk 24, the adjusting roller 20 can be adjusted to realize the rapid replacement of the punching heads 21 of different styles. The punching head 21 of the required punching style can be quickly adjusted and rotated to the bottom, and the plum blossom knob 25 can be used to screw into the threaded through hole arranged on the surface of the adjusting disk 24. The limit of the adjustment disk 24 is achieved, which increases practicality. The threaded rod 10 and the threaded block 6 are adopted. The threaded rod 10 is driven to rotate by rotating the handle 3 to adjust the position of the threaded block 6, thereby adjusting the punching position. It has good applicability. At the same time, by setting the pointer 5 and the scale 4, the punching position adjustment can be made more accurate. The second electric telescopic cylinder 14 is adopted. After multiple punching operations, the second electric telescopic cylinder 14 can drive the push plate 15 to push the plastic packaging bag debris left by the punching operation out of the leakage groove 16 to avoid the plastic packaging bags from accumulating at the bottom of the support frame 11, thereby improving practicality.

[0037] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0038] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A punching device for a heat-sealing and cold-cutting machine, comprising a machine body top plate (1), characterized in that: A punching frame (2) is welded to the top of the machine body top plate (1), and a threaded rod (10) is rotatably arranged inside the punching frame (2), a threaded block (6) is threadedly connected to the surface of the threaded rod (10), a pointer (5) is fixedly arranged at the middle position of the top of the threaded block (6), a scale (4) is transversely arranged on the top of the punching frame (2), a transverse plate (7) is fixedly arranged on one side surface of the threaded block (6), a first electric telescopic cylinder (8) is arranged on the top of the transverse plate (7), and one end of the first electric telescopic cylinder (8) passes through the top of the transverse plate (7) and is fixedly connected to a mounting frame (12), an adjusting roller shaft (20) is rotatably connected inside the mounting frame (12), and a plurality of groups of punching heads (21) are fixedly arranged on the surface of the adjusting roller shaft (20), one end of the adjusting roller shaft (20) passes through the side wall of the mounting frame (12) and is fixedly connected to an adjusting disk (24), a limiting plate (26) is arranged on one side surface of the mounting frame (12), and A plum blossom knob (25) is threadedly connected to one end of the limit plate (26); fixed plates (23) are fixedly arranged on the surrounding surfaces of the mounting frame (12); and a plurality of fixed plates (23) are inserted and fixedly connected with insertion rods (18); one end of the plurality of insertion rods (18) is fixedly connected to a clamping plate (13); and a plurality of first through holes (17) are provided on the surface of the clamping plate (13); and a top surface of the machine body top plate (1) is provided directly below the clamping plate (13). A support frame (11) is provided, and a plurality of second through holes (19) are provided on the top surface of the support frame (11) at positions corresponding to the plurality of first through holes (17) in a vertical direction. A second electric telescopic cylinder (14) is provided on one side of the support frame (11) and is located on the top surface of a machine body top plate (1). A push plate (15) is fixedly connected to one end of the second electric telescopic cylinder (14). A drain groove (16) is provided on the top surface of the machine body top plate (1) and is located inside the perforating frame (2).

2. The punching device for heat sealing and cold cutting machine according to claim 1, characterized in that: One end of the threaded rod (10) passes through the side wall of the punching frame (2) and is fixedly connected to a handle (3).

3. The punching device for heat sealing and cold cutting machine according to claim 1, characterized in that: The surfaces of the plurality of inserting rods (18) are all sleeved with springs (22).

4. The punching device for heat sealing and cold cutting machine according to claim 1, characterized in that: A sliding rod (9) is fixedly arranged on the inner side of the punching frame (2) above the threaded rod (10), and the sliding rod (9) is interlaced and slidably connected with the threaded block (6).

5. The punching device for heat sealing and cold cutting machine according to claim 1, characterized in that: A plurality of threaded through holes are formed on the surface of the adjusting disk (24), and one end of the plum blossom knob (25) is threadedly connected to the threaded through holes.

6. The punching device for heat sealing and cold cutting machine according to claim 1, characterized in that: A plurality of groups of punching heads (21) are fixedly arranged around the surface of the adjusting roller shaft (20).

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