A punching device

Abstract

The utility model discloses a punching device, including a base, both sides of the upper end of the base are fixedly connected with a fixing frame, a slide plate is arranged between the fixing frames at both ends, the two ends of the slide plate are respectively slidably connected with the corresponding fixing frames, a slide groove is provided at the center of the slide plate, a concave block is slidably connected in the slide groove, a second screw rod is arranged above the slide groove, one end of the second screw rod is threadedly connected with a connecting block, the lower end of the connecting block is fixedly connected with the concave block, both ends of the lower side of the slide plate are fixedly connected with a support frame, and both left and right ends of the base are provided with a clamping assembly. In the utility model, by arranging a slide rod, a first screw rod, a slide plate, a slide groove, a concave block, a fixing plate, a second screw rod, a connecting block, a support frame, a hydraulic cylinder, a pressing plate, a clamping plate, a limiting rod, and a bolt, it is convenient to press the plastic bag and flexibly adjust the position of the punching hole.

Description

Technical Field

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

[0002] Plastic packaging bags are made of plastic as raw materials and are used to produce packaging bags for various daily necessities. They are widely used in daily life and industrial production. The production process of plastic bags is divided into the following steps: raw material preparation, extrusion, printing, cutting and processing, and finished product packaging. Cutting and processing are the steps of cutting, folding, electric heat welding, punching and other processes of printed plastic films to make plastic bags. Different processing methods are required according to the different uses and specifications of plastic bags.

[0003] The existing punching device has the problems of inconvenience in adjusting the punching position flexibly, and the plastic bag is easily offset during the punching process, which affects the punching effect, and the collection of waste generated by the punching is time-consuming and laborious. In order to overcome these disadvantages, the utility model provides a punching device. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a punching device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a punching device, including a base, both sides of the upper end of the base are fixedly connected with a fixing frame, a slide plate is arranged between the fixing frames at both ends, the two ends of the slide plate are respectively slidably connected with the corresponding fixing frames, a slide groove is opened at the center of the slide plate, a concave block is slidably connected in the slide groove, a second screw is arranged above the slide groove, one end of the second screw is threadedly connected with a connecting block, the lower end of the connecting block is fixedly connected to the concave block, the two ends of the lower side of the slide plate are fixedly connected with a supporting frame, the two ends of the lower side of the slide plate are arranged with a pressing plate, the upper end of the base is opened with a through opening, a waste drawing box is arranged inside the base below the through opening, and a clamping assembly is arranged at the left and right ends of the base.

[0006] Furthermore, a slide bar is fixedly connected in the fixing frame at one side, and a corresponding end of the slide plate is slidably connected to the slide bar.

[0007] Furthermore, a first screw is rotatably connected in the fixing frame located on the other side, and a corresponding end of the slide board is threadedly connected to the first screw. One end of the fixing frame located on the other side is fixedly connected to a first motor, and an output end of the first motor passes through the side wall of the corresponding fixing frame and is fixedly connected to one end of the first screw.

[0008] Furthermore, a punching head is provided at the center of the lower end of the concave block, and a cylinder is fixedly connected to the upper end of the concave block. The output end of the cylinder passes through the concave block and is fixedly connected to one end of the punching head.

[0009] Furthermore, both ends of the slide groove are fixedly connected with fixed plates, both ends of the second screw are rotatably connected with the corresponding fixed plates respectively, a second motor is fixedly connected to the outer side of the fixed plate at one end, and the output end of the second motor passes through the corresponding fixed plate and is fixedly connected with one end of the second screw.

[0010] Furthermore, both ends of the lower side of the slide plate are fixedly connected with hydraulic cylinders, and the output ends of the hydraulic cylinders are respectively fixedly connected with corresponding pressure plates.

[0011] Furthermore, the clamping assembly includes a clamping plate, a limiting rod and a bolt, one end of the limiting rod is fixedly connected to the base, the clamping plate is slidably connected to the limiting rod, one end of the bolt is rotatably connected to the base, and the clamping plate is threadedly connected to one end of the bolt.

[0012] Beneficial effects of the utility model:

[0013] When the utility model is used, the punching device has the following advantages:

[0014] In this solution, a fixed frame, a sliding rod, a first screw, a slide plate, a slide groove, a concave block, a fixed plate, a second screw, a connecting block, a cylinder, and a punching head are provided. The operation of the first motor drives the first screw to rotate, thereby driving the slide plate to move horizontally. The operation of the second motor drives the second screw to rotate, thereby driving the concave block and the components thereon to move vertically and horizontally along the slide groove, so as to flexibly adjust the punching position according to different needs.

[0015] In this solution, a support frame, a hydraulic cylinder, a pressure plate, a through-port, a splint, a limit rod, and a bolt are provided. The bolts are manually rotated to drive the corresponding splints to clamp the two ends of the plastic packaging bag. The hydraulic cylinder is started to drive the pressure plate to press the plastic bag to the left and right of the position where the hole is to be punched to prevent deviation during the punching process.

[0016] In this solution, by providing a waste drawer box, the remaining waste falls into the waste drawer box, which is convenient for drawing out and recycling the waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the description of the specific implementation methods will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 : A schematic diagram of the structure of the utility model;

[0019] Figure 2 : A schematic diagram of the structure of the utility model from a side perspective;

[0020] Figure 3 :The utility model Figure 2 The enlarged view of point A in the middle;

[0021] Figure 4 : Schematic diagram of the rear structure of the utility model;

[0022] Figure 5 : A front view of the utility model.

[0023] The reference numerals are as follows:

[0024] 1. Base; 2. Fixed frame; 3. Slide rod; 4. First screw rod; 5. First motor; 6. Slide plate; 7. Slide groove; 8. Concave block; 9. Fixed plate; 10. Second screw rod; 11. Connecting block; 12. Second motor; 13. Cylinder; 14. Punching head; 15. Support frame; 16. Hydraulic cylinder; 17. Pressing plate; 18. Through port; 19. Clamping plate; 20. Limiting rod; 21. Bolt; 22. Waste drawer box. DETAILED DESCRIPTION

[0025] 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 of 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.

[0026] like Figure 1-5 As shown, it relates to a punching device, including a base 1, both sides of the upper end of the base 1 are fixedly connected with fixing frames 2, a slide plate 6 is arranged between the fixing frames 2 at both ends, both ends of the slide plate 6 are slidably connected with the corresponding fixing frames 2, a slide groove 7 is opened at the center of the slide plate 6, a concave block 8 is slidably connected in the slide groove 7, a second screw rod 10 is arranged above the slide groove 7, one end of the second screw rod 10 is threadedly connected with a connecting block 11, the lower end of the connecting block 11 is fixedly connected to the concave block 8, both ends of the lower side of the slide plate 6 are fixedly connected with support frames 15, both ends of the lower side of the slide plate 6 are arranged with pressing plates 17, a through opening 18 is opened at the upper end of the base 1, a waste drawer 22 is arranged inside the base 1 below the through opening 18, and clamping components are arranged at both left and right ends of the base 1.

[0027] like Figure 1-5As shown, a slide bar 3 is fixedly connected in the fixed frame 2 on one side, and a corresponding end of a slide plate 6 is slidably connected to the slide bar 3. A first screw rod 4 is rotatably connected in the fixed frame 2 on the other side, and a corresponding end of the slide plate 6 is threadedly connected to the first screw rod 4. A first motor 5 is fixedly connected to one end of the fixed frame 2 on the other side, and an output end of the first motor 5 passes through the side wall of the corresponding fixed frame 2 and is fixedly connected to one end of the first screw rod 4. Both ends of the slide groove 7 are fixedly connected to fixed plates 9, and both ends of the second screw rod 10 are rotatably connected to the corresponding fixed plates 9 respectively. A second motor 12 is fixedly connected to the outer side of the fixed plate 9 at one end, and an output end of the second motor 12 passes through the corresponding fixed plate 9 and is fixedly connected to one end of the second screw rod 10, so as to flexibly adjust the position of the punching hole.

[0028] like Figure 1-5 As shown, the clamping assembly includes a clamping plate 19, a limiting rod 20 and a bolt 21. One end of the limiting rod 20 is fixedly connected to the base 1, the clamping plate 19 is slidably connected to the limiting rod 20, one end of the bolt 21 is rotatably connected to the base 1, the clamping plate 19 is threadedly connected to one end of the bolt 21, and the bolt 21 is manually rotated to drive the corresponding clamping plate 19 to move toward the base 1, so as to clamp the two ends of the plastic packaging bag. A punching head 14 is arranged at the center of the lower end of the concave block 8, and a cylinder 13 is fixedly connected to the upper end of the concave block 8, and the output end of the cylinder 13 passes through the concave block 8 and is fixedly connected to one end of the punching head 14. Both ends of the lower side of the slide plate 6 are fixedly connected to a hydraulic cylinder 16, and the output ends of the hydraulic cylinder 16 are respectively fixedly connected to the corresponding pressing plates 17. The hydraulic cylinder 16 is started, and the support frame 15 supports it, driving the pressing plate 17 to press the position to be punched in the plastic bag to the left and right to prevent deviation.

[0029] Working principle: When in use, place the plastic packaging bag to be punched on the base 1, so that its two ends are respectively placed between the corresponding clamping plates 19 and the base 1, manually rotate the bolt 21 to drive the corresponding clamping plates 19 to move toward the base 1, and then clamp the two ends of the plastic packaging bag, start the first motor 5, drive the first screw rod 4 to rotate, thereby driving the slide plate 6 to move horizontally along the direction of the slide rod 3, start the second motor 12, drive the second screw rod 10 to rotate, thereby driving the connecting block 11, the concave block 8 and the components thereon to move horizontally along the slide groove 7, and then flexibly adjust the position of the punching head 14, start the hydraulic cylinder 16, drive the pressure plate 17 to press the position of the plastic bag to be punched left and right to prevent deviation, start the cylinder 13, drive the punching head 14 to punch the plastic bag, and after punching, the remaining waste falls into the waste extraction box 22, which can be drawn out for recycling.

[0030] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to only specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A punching device, comprising a base (1), characterized in that: Both sides of the upper end of the base (1) are fixedly connected to fixed frames (2), a slide plate (6) is arranged between the fixed frames (2) at both ends, the two ends of the slide plate (6) are respectively slidably connected to the corresponding fixed frames (2), a slide groove (7) is provided at the center of the slide plate (6), a concave block (8) is slidably connected in the slide groove (7), a second screw rod (10) is arranged above the slide groove (7), one end of the second screw rod (10) is threadedly connected to a connecting block (11), the lower end of the connecting block (11) is fixedly connected to the concave block (8), and the lower side of the slide plate (6) is fixedly connected to the concave block (8). Both ends are fixedly connected to support frames (15), both ends of the lower side of the slide plate (6) are provided with pressure plates (17), the upper end of the base (1) is provided with a through opening (18), the interior of the base (1) is provided with a waste extraction box (22) below the through opening (18), the left and right ends of the base (1) are provided with clamping components, a punching head (14) is provided at the center of the lower end of the concave block (8), the upper end of the concave block (8) is fixedly connected to a cylinder (13), and the output end of the cylinder (13) passes through the concave block (8) and is fixedly connected to one end of the punching head (14).

2. A punching device according to claim 1, characterized in that: A sliding rod (3) is fixedly connected inside the fixing frame (2) located on one side, and a corresponding end of the sliding plate (6) is slidably connected to the sliding rod (3).

3. A punching device according to claim 1, characterized in that: A first screw rod (4) is rotatably connected inside the fixing frame (2) located on the other side, a corresponding end of the slide plate (6) is threadedly connected to the first screw rod (4), and a first motor (5) is fixedly connected to one end of the fixing frame (2) located on the other side, and an output end of the first motor (5) passes through the side wall of the corresponding fixing frame (2) and is fixedly connected to one end of the first screw rod (4).

4. A punching device according to claim 1, characterized in that: Both ends of the slide groove (7) are fixedly connected to a fixing plate (9), and both ends of the second screw rod (10) are rotatably connected to the corresponding fixing plates (9), and a second motor (12) is fixedly connected to the outer side of the fixing plate (9) at one end, and an output end of the second motor (12) passes through the corresponding fixing plate (9) and is fixedly connected to one end of the second screw rod (10).

5. A punching device according to claim 1, characterized in that: Both ends of the lower side of the slide plate (6) are fixedly connected to a hydraulic cylinder (16), and the output ends of the hydraulic cylinder (16) are respectively fixedly connected to corresponding pressing plates (17).

6. A punching device according to claim 1, characterized in that: The clamping assembly comprises a clamping plate (19), a limiting rod (20) and a bolt (21); one end of the limiting rod (20) is fixedly connected to the base (1); the clamping plate (19) is slidably connected to the limiting rod (20); one end of the bolt (21) is rotatably connected to the base (1); and the clamping plate (19) is threadedly connected to one end of the bolt (21).

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