Plastic film punching device

Abstract

The utility model relates to the technical field of punching devices, in particular to a plastic film punching device which comprises a bottom plate, a mounting plate, a sliding mechanism, a punching mechanism and a limiting mechanism, a supporting seat is arranged at the bottom of the bottom plate, the mounting plate is arranged at the top of the bottom plate, the sliding mechanism is arranged on the mounting plate, and the punching mechanism is arranged on the sliding mechanism. The punching mechanism is connected with the sliding mechanism through the limiting mechanism, the sliding mechanism comprises a first sliding groove, a first electric sliding block and a sliding plate, the first sliding groove is formed in the mounting plate, one end of the first electric sliding block is arranged on the first sliding groove, and the other end of the first electric sliding block is connected with the sliding plate; the punching mechanism comprises a square block, a first long plate, a second long plate and a punching needle, the first long plate is arranged at the top of the square block, the second long plate is arranged at the bottom of the square block, and the plastic film punching device solves the problem that the punching needle of existing equipment is inconvenient to replace.

Description

Technical Field

[0001] The utility model relates to the technical field of punching devices, in particular to a plastic film punching device. Background Art

[0002] As we all know, plastic film punching devices refer to films made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins, which are used for packaging and coating. Plastic packaging and plastic packaging products occupy an increasingly larger share in the market, especially composite plastic flexible packaging, which has been widely used in food, medicine, chemical industry and other fields, among which food packaging accounts for the largest proportion, such as beverage packaging, quick-frozen food packaging, steamed food packaging, fast food packaging, etc. These products have brought great convenience to people's lives. Plastic film punching devices often need to be punched on them after production to meet the use requirements.

[0003] However, the punching needles on the existing plastic film punching device are generally fixedly mounted on the device. When it is necessary to replace the punching needles of different sizes, it is inconvenient to replace them, so that holes of different sizes cannot be punched in the plastic film, which reduces the practicality of the device. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the utility model provides a plastic film punching device.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plastic film punching device, comprising a base plate, a mounting plate, a sliding mechanism, a punching mechanism and a limiting mechanism, wherein a support seat is provided at the bottom of the base plate, the mounting plate is arranged on the top of the base plate, the sliding mechanism is arranged on the mounting plate, the punching mechanism is connected to the sliding mechanism through the limiting mechanism, the sliding mechanism comprises a first slide groove, a first electric slider and a sliding plate, the first slide groove is arranged on the mounting plate, one end of the first electric slider is arranged on the first slide groove, the other end of the first electric slider is connected to the sliding plate, the punching mechanism comprises a block, a first long plate, a second long plate and a punching needle, the The first long plate is arranged on the top of the block, the second long plate is arranged on the bottom of the block, the punching needle is arranged on the second long plate, the limiting mechanism comprises a slot, a block, a slot, a second slide groove and a second electric slider, the slot is arranged on the sliding plate, the block extends into the slot, one end of the block is arranged on the bottom of the first long plate, the slot is arranged on the sliding plate, the other end of the block extends into the slot, the second slide groove is arranged on the sliding plate, one end of the second electric slider is arranged on the second slide groove, the other end of the second electric slider abuts against the first long plate, and a through hole is arranged on the bottom plate, and the through hole is directly below the punching needle.

[0008] In order to facilitate the fixing of the plastic film, the utility model is improved in that a fixing mechanism is provided on the top of the base plate, the fixing mechanism includes an electric telescopic rod and a pressing plate, one end of the electric telescopic rod is connected to the base plate, and the other end of the electric telescopic rod is connected to the pressing plate, and the fixing mechanism is provided with two.

[0009] In order to improve the stability, the utility model is improved in that the two fixing mechanisms are symmetrically arranged.

[0010] In order to improve the connection effect, the utility model is improved in that the mounting plate is fixedly connected to the base plate.

[0011] In order to improve the strength of the bottom plate, the utility model is improved in that the bottom plate is made of alloy steel.

[0012] In order to improve the effect of the engagement, the utility model is improved in that the engagement block matches the engagement slot.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides a plastic film punching device having the following features:

[0015] Beneficial effects:

[0016] The plastic film punching device can control the limiting mechanism to separate the punching mechanism from the sliding plate when the size of the holes in the plastic film needs to be changed, and then replace it with a punching mechanism of a specified size to punch holes in the plastic film. This structure can improve the practicality of the equipment by replacing the punching mechanism. The limiting mechanism in this structure is more convenient than the traditional threaded mechanism, and there is no need to unscrew the bolts one by one, which can save a certain amount of time and improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the shaft side structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the shaft side structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the shaft side structure of the utility model;

[0021] In the figure: 1. bottom plate; 2. mounting plate; 3. sliding mechanism; 4. first slide groove; 5. first electric slider; 6. sliding plate; 7. punching mechanism; 8. slotting; 9. block; 10. first long plate; 11. second long plate; 12. punching needle; 13. limiting mechanism; 14. clamping block; 15. second slide groove; 16. second electric slider; 17. fixing mechanism; 18. electric telescopic rod; 19. pressing plate; 20. through hole; 21. supporting seat. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4, a plastic film punching device, comprising a base plate 1, a mounting plate 2, a sliding mechanism 3, a punching mechanism 7 and a limiting mechanism 13, wherein a support seat 21 is provided at the bottom of the base plate 1, the mounting plate 2 is arranged on the top of the base plate 1, the sliding mechanism 3 is arranged on the mounting plate 2, the punching mechanism 7 is connected to the sliding mechanism 3 through the limiting mechanism 13, the sliding mechanism 3 comprises a first slide groove 4, a first electric slider 5 and a sliding plate 6, the first slide groove 4 is opened on the mounting plate 2, one end of the first electric slider 5 is arranged on the first slide groove 4, and the other end of the first electric slider 5 is connected to the sliding plate 6, the punching mechanism 7 comprises a block 9, a first long plate 10, a second long plate 11 and a punching needle 12, the first long plate 10 is arranged on the top of the block 9, The second long plate 11 is arranged at the bottom of the block 9, and the punching needle 12 is arranged on the second long plate 11. The limiting mechanism 13 includes a slot 8, a block 14, a slot, a second slide groove 15 and a second electric slider 16. The slot 8 is arranged on the sliding plate 6, and the block 9 extends into the slot 8. One end of the block 14 is arranged at the bottom of the first long plate 10, and the slot is arranged on the sliding plate 6. The other end of the block 14 extends into the slot. The second slide groove 15 is arranged on the sliding plate 6. One end of the second electric slider 16 is arranged on the second slide groove 15, and the other end of the second electric slider 16 abuts against the first long plate 10. A through hole 20 is arranged on the bottom plate 1, and the through hole 20 is directly below the punching needle 12.

[0024] When in use, first place the device at the designated position, then start the support base 21 on the device, the device can be supported by the support base 21, then the staff puts the plastic film at the designated position of the bottom plate 1, fixes the plastic film by hand, and then starts the first electric slider 5 on the first slide groove 4 opened on the mounting plate 2, driving the punching needle 12 on the punching mechanism 7 on the sliding plate 6 to descend, punch holes in the plastic film, and the punching needle 12 will pass through the plastic film and the through hole 20. After the work is completed, the plastic film is taken away, and when the size of the punching needle 12 is required When replacing, first start the electric slider on the second slide groove 15, so that it no longer abuts against the first long plate 10, and then lift the first long plate 10 upward to separate the block 14 from the slot. After the block 14 is separated from the slot, the second long plate 11 will abut against the bottom of the sliding plate 6, and then separate the block 9 from the square groove, and then separate the punching mechanism 7 from the sliding plate 6, and then replace it with a suitable punching mechanism 7. The size of the through hole 20 opened on the bottom plate 1 is large enough to accommodate punching needles 12 of various sizes. This structure can improve the practicality of the equipment by replacing the punching mechanism 7.

[0025] When punching holes in the above-mentioned plastic film, the staff needs to hold it manually. In order to solve this problem, in this embodiment, a fixing mechanism 17 is provided on the top of the base plate 1, and the fixing mechanism 17 includes an electric telescopic rod 18 and a pressing plate 19. One end of the electric telescopic rod 18 is connected to the base plate 1, and the other end of the electric telescopic rod 18 is connected to the pressing plate 19. There are two fixing mechanisms 17. After placing the plastic film on the base plate 1, start the electric telescopic rod 18 to drive the pressing plate 19 to descend, so that the plastic film can be fixed.

[0026] The stability of the above-mentioned fixing mechanism 17 is relatively poor. In order to solve this problem, in this embodiment, the two fixing mechanisms 17 are symmetrically arranged.

[0027] In order to improve the connection effect, in this embodiment, the mounting plate 2 is fixedly connected to the base plate 1 .

[0028] The above-mentioned bottom plate 1 has poor strength, so the bottom plate 1 is prone to rust after long-term use. In order to solve this problem, in this embodiment, the bottom plate 1 is made of alloy steel.

[0029] In order to improve the engagement effect, in this embodiment, the engagement block 14 matches the engagement slot.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A plastic film punching device, comprising a base plate (1), a mounting plate (2), a sliding mechanism (3), a punching mechanism (7) and a limiting mechanism (13), characterized in that: The bottom of the base plate (1) is provided with a support seat (21), the mounting plate (2) is arranged on the top of the base plate (1), the sliding mechanism (3) is arranged on the mounting plate (2), the punching mechanism (7) is connected to the sliding mechanism (3) through the limiting mechanism (13), the sliding mechanism (3) comprises a first slide groove (4), a first electric slider (5) and a sliding plate (6), the first slide groove (4) is opened on the mounting plate (2), one end of the first electric slider (5) is arranged on the first slide groove (4), and the other end of the first electric slider (5) is connected to the sliding plate (6), the punching mechanism (7) comprises a block (9), a first long plate (10), a second long plate (11) and a punching needle (12), the first long plate (10) is arranged on the top of the block (9), and the second long plate (11) is arranged on the bottom of the block (9). The punching needle (12) is arranged on the second long plate (11), and the limiting mechanism (13) comprises a slot (8), a block (14), a slot, a second slide groove (15) and a second electric slider (16). The slot (8) is arranged on the sliding plate (6), and the block (9) extends into the slot (8). One end of the block (14) is arranged at the bottom of the first long plate (10), and the slot is arranged on the sliding plate (6). The other end of the block (14) extends into the slot. The second slide groove (15) is arranged on the sliding plate (6). One end of the second electric slider (16) is arranged on the second slide groove (15), and the other end of the second electric slider (16) abuts against the first long plate (10). A through hole (20) is arranged on the bottom plate (1), and the through hole (20) is directly below the punching needle (12).

2. A plastic film punching device according to claim 1, characterized in that: A fixing mechanism (17) is provided at the top of the base plate (1), and the fixing mechanism (17) comprises an electric telescopic rod (18) and a pressing plate (19), one end of the electric telescopic rod (18) is connected to the base plate (1), and the other end of the electric telescopic rod (18) is connected to the pressing plate (19), and two fixing mechanisms (17) are provided.

3. A plastic film punching device according to claim 2, characterized in that: The two fixing mechanisms (17) are symmetrically arranged.

4. A plastic film punching device according to claim 3, characterized in that: The mounting plate (2) is fixedly connected to the base plate (1).

5. A plastic film punching device according to claim 4, characterized in that: The bottom plate (1) is made of alloy steel.

6. A plastic film punching device according to claim 5, characterized in that: The card block (14) matches the card slot.

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