Continuous punching device for PE bag production

Abstract

The utility model provides a continuous punching device for PE bag production, and relates to the technical field of PE bag production, the continuous punching device comprises a workbench, a punching assembly used for punching a PE bag is arranged on one side of the upper surface of the workbench, clamping assemblies used for clamping the PE bag are arranged on the two sides of the upper surface of the workbench, a mounting groove is formed in one side of the workbench, and the mounting groove is formed in the other side of the workbench. And a plurality of round holes are formed in the top in the mounting groove in a penetrating manner. After punching is completed, a worker starts a second air cylinder, the output end of the second air cylinder pushes a trapezoidal plate, the trapezoidal plate moves in the direction of a sliding groove, the inclined face of the trapezoidal plate pushes a rotating roller, the rotating roller can drive a lifting plate to ascend, and a jacking column ejects a PE wafer out of a circular hole; and a worker can quickly clean the PE wafer, so that the PE wafer is prevented from being blocked in the circular hole, and the condition that the punching head is possibly subjected to resistance when being inserted and pulled out is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of PE bag production, in particular to a continuous punching device for PE bag production. Background Art

[0002] PE bag, that is, polyethylene bag, is a plastic bag made of polyethylene material. PE bag is made of polyethylene material, has good flexibility and toughness, and can withstand certain stretching and pressure. In the production process of PE bags, a continuous punching device is needed to punch holes in the PE bags. For example, the PE bag punching device proposed in the publication number "CN220700547U" includes a workbench, a fixed frame is fixedly connected to the upper two ends of the workbench, a screw is threadedly connected to the upper part of the fixed frame, a rotating handle is fixedly connected to the upper end of the screw, and a pressure plate is rotatably connected to the lower end of the screw, and a second slide groove is arranged inside the fixed frame, and a second slider is fixedly connected to the two ends of the pressure plate, and the second slider is slidably connected to the inside of the second slide groove. By setting the fixed frame, the rotating handle and the screw, the pressure plate can be driven to move downward, so that the two ends of the PE bag can be positioned and clamped to prevent the PE bag from being offset or floating due to being too light during the punching process, and no manual pressing is required, thereby reducing the safety hazards of the punching head to the staff and increasing the stability and safety of the device;

[0003] However, in the above technical solution, after the above-mentioned punching device punches holes in the PE bag, the discs punched from the PE bag will accumulate in the circular holes. Due to the accumulation of discs, the punching head may encounter resistance when inserting and removing it, resulting in inaccurate punching position or inconsistent hole size, affecting the punching quality of the PE bag. Utility Model Content

[0004] The main purpose of the utility model is to provide a continuous punching device for PE bag production, which can effectively solve the problem that after the punching device in the background technology punches holes in the PE bag, the discs punched from the PE bag will accumulate in the circular holes. Due to the accumulation of discs, the punching head may encounter resistance when inserting and pulling out, resulting in inaccurate punching position or inconsistent hole size, affecting the punching quality of the PE bag.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A continuous punching device for PE bag production, comprising a workbench, a punching assembly for punching holes in PE bags is arranged on one side of the upper surface of the workbench, and clamping assemblies for clamping PE bags are arranged on both sides of the upper surface of the workbench;

[0007] One side of the workbench is provided with an installation groove, and a plurality of round holes are penetrated through the top of the installation groove. A jacking component is arranged in the installation groove for jacking out the PE round pieces in the round holes.

[0008] Preferably, the punching component includes a support frame fixedly installed on one side of the upper surface of the workbench. A first electric guide rail is arranged at the top inside the support frame. The moving end of the first electric guide rail is connected with a second electric guide rail through a bracket. The moving end of the second electric guide rail is fixedly installed with a first cylinder through a connecting frame. The output end of the first cylinder passes through the connecting frame and is fixedly installed with a punching head.

[0009] Preferably, the clamping component includes a positioning frame fixedly installed on the corresponding side of the upper surface of the workbench. A hydraulic cylinder is fixedly installed on the upper surface of the positioning frame. The output end of the hydraulic cylinder passes through the positioning frame and is fixedly installed with a pressing plate.

[0010] Preferably, the jacking component includes a lifting plate movably arranged inside the installation groove. A plurality of jacking columns are fixedly installed on the upper surface of the lifting plate. Each jacking column is respectively slidably arranged inside the corresponding round hole;

[0011] Both sides of the lower surface of the lifting plate are fixedly installed with partition plates. A roller is rotatably installed between the two partition plates. A driving structure for driving the lifting plate to move is arranged at the bottom inside the installation groove.

[0012] Preferably, the driving structure includes a chute opened on the upper surface of the installation groove. A slider is slidably arranged inside the chute. A moving plate is fixedly installed on the upper surface of the slider. A trapezoidal plate is fixedly installed on one side of the upper surface of the moving plate. A second cylinder is fixedly installed on one side of the bottom inside the installation groove through a vertical plate. The output end of the second cylinder is fixedly connected with the trapezoidal plate.

[0013] Preferably, two positioning rods are fixedly installed between the two sides of the inner wall of the installation groove. The lifting plates are jointly slidably arranged on one side of the rod bodies of the two positioning rods.

[0014] Preferably, an air suction hood is fixedly installed on the upper surface of the workbench. A vacuum cleaner is arranged on one side of the workbench. The air inlet end of the vacuum cleaner is fixedly connected with the air suction hood through an air inlet pipe.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] (1) After the punching is completed, the staff starts the second cylinder, and its output end pushes the trapezoidal plate, causing the trapezoidal plate to move along the chute direction. The inclined surface of the trapezoidal plate pushes the roller, enabling the roller to drive the lifting plate to rise, so that the ejector post ejects the PE wafer from the round hole, allowing the staff to quickly clean the PE wafer and prevent it from blocking in the round hole, thereby preventing the punching head from being possibly resisted when inserting and pulling out. Description of the Drawings

[0017] Figure 1 Schematic diagram of the overall structure of a continuous punching device for PE bag production according to the present utility model;

[0018] Figure 2 Front view structure schematic diagram of a continuous punching device for PE bag production according to the present utility model;

[0019] Figure 3 A continuous punching device for PE bag production according to the present utility model Figure 2 Schematic diagram of the sectional structure at A-A in;

[0020] Figure 4 A continuous punching device for PE bag production according to the present utility model Figure 2 Schematic diagram of the sectional structure at B-B in.

[0021] In the figure: 1, workbench; 2, punching assembly; 201, support frame; 202, first electric guide rail; 203, bracket; 204, second electric guide rail; 205, connecting frame; 206, first cylinder; 207, punching head; 3, clamping assembly; 301, positioning frame; 302, hydraulic cylinder; 303, pressing plate; 4, installation groove; 5, round hole; 6, ejection assembly; 601, lifting plate; 602, ejector post; 603, partition board; 604, roller; 605, driving structure; 6051, chute; 6052, slider; 6053, moving plate; 6054, trapezoidal plate; 6055, vertical plate; 6056, second cylinder; 7, positioning rod; 8, suction hood; 9, vacuum cleaner; 10, intake pipe. Detailed Embodiment

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in combination with the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0023] As Figures 1 - 4As shown in the figure, a continuous punching device for PE bag production includes a workbench 1. On one side of the upper surface of the workbench 1, there is a punching component 2 for punching the PE bag. On both sides of the upper surface of the workbench 1, there are clamping components 3 for clamping the PE bag.

[0024] On one side of the workbench 1, there is an installation groove 4. A number of round holes 5 are penetrated through the top of the installation groove 4. Inside the installation groove 4, there is an ejection component 6 for ejecting the PE round pieces in the round holes 5.

[0025] The punching component 2 includes a support frame 201. The support frame 201 is fixedly installed on one side of the upper surface of the workbench 1. At the top inside the support frame 201, there is a first electric guide rail 202. The moving end of the first electric guide rail 202 is connected to a second electric guide rail 204 through a bracket 203. The moving end of the second electric guide rail 204 is fixedly installed with a first cylinder 206 through a connecting frame 205. The output end of the first cylinder 206 passes through the connecting frame 205 and is fixedly installed with a punching head 207.

[0026] The clamping component 3 includes a positioning frame 301. The positioning frame 301 is fixedly installed on the corresponding side of the upper surface of the workbench 1. On the upper surface of the positioning frame 301, there is a hydraulic cylinder 302 fixedly installed. The output end of the hydraulic cylinder 302 passes through the positioning frame 301 and is fixedly installed with a pressing plate 303.

[0027] The ejection component 6 includes a lifting plate 601. The lifting plate 601 is movably arranged inside the installation groove 4. On the upper surface of the lifting plate 601, a number of ejector posts 602 are fixedly installed. Each ejector post 602 is respectively slidably arranged inside the corresponding round hole 5.

[0028] On both sides of the lower surface of the lifting plate 601, there are partition plates 603 fixedly installed. Between the two partition plates 603, there is a roller 604 rotatably installed. At the bottom inside the installation groove 4, there is a driving structure 605 for driving the lifting plate 601 to move.

[0029] The driving structure 605 includes a chute 6051. The chute 6051 is opened on the upper surface of the installation groove 4. Inside the chute 6051, there is a slider 6052 slidably arranged. On the upper surface of the slider 6052, there is a moving plate 6053 fixedly installed. On one side of the upper surface of the moving plate 6053, there is a trapezoidal plate 6054 fixedly installed. On one side of the bottom inside the installation groove 4, there is a second cylinder 6056 fixedly installed through a vertical plate 6055. The output end of the second cylinder 6056 is fixedly connected to the trapezoidal plate 6054.

[0030] The staff places the PE bag on the upper surface of the workbench 1. Subsequently, the staff starts the hydraulic cylinder 302, and its output end drives the pressing plate 303 to move, so that the pressing plate 303 presses the PE bag, fixing the position of the PE bag. Then, the staff controls the first electric guide rail 202, the second electric guide rail 204, and the first cylinder 206, so that the punching head 207 moves along the PE bag and rises and falls when it moves above the corresponding round hole 5, so that the punching head 207 punches the PE bag. After punching is completed, the staff starts the second cylinder 6056, and its output end pushes the trapezoidal plate 6054, so that the trapezoidal plate 6054 moves along the direction of the chute 6051, and the inclined surface of the trapezoidal plate 6054 pushes the roller 604, so that the roller 604 can drive the lifting plate 601 to rise, so that the ejector pin 602 ejects the PE round piece from the round hole 5, enabling the staff to quickly clean the PE round piece, preventing it from blocking in the round hole 5 and preventing the punching head 207 from being possibly resisted when inserting and pulling out.

[0031] In another embodiment of the present invention, two positioning rods 7 are fixedly installed between the two inner walls of the installation groove 4, and the lifting plate 601 is jointly slidably arranged on one side of the rod bodies of the two positioning rods 7.

[0032] By setting the positioning rods 7, the direction of movement of the lifting plate 601 will not deviate, preventing the situation that the ejector pin 602 cannot enter the corresponding round hole 5 when rising again.

[0033] In another embodiment of the present invention, a suction hood 8 is fixedly installed on the upper surface of the workbench 1, a vacuum cleaner 9 is arranged on one side of the workbench 1, and the air inlet end of the vacuum cleaner 9 is fixedly connected to the suction hood 8 through an air inlet pipe 10.

[0034] After the PE round piece is ejected from the round hole 5 by the ejector pin 602, the staff starts the vacuum cleaner 9, and it sucks the round piece into its interior through the suction hood 8, eliminating the need for the staff to manually clean the PE round piece and reducing the labor intensity of the staff.

[0035] The working principle of this continuous punching device for PE bag production:

[0036] When in use, the staff places the PE bag on the upper surface of the workbench 1, and then starts the hydraulic cylinder 302 so that its output end drives the pressing plate 303 to move, so that the pressing plate 303 presses the PE bag to fix the position of the PE bag. Then the staff controls the first electric guide rail 202, the second electric guide rail 204 and the first cylinder 206 to move the punching head 207 along the PE bag, and when it moves to the corresponding circular hole 5, it is raised and lowered so that the punching head 207 punches holes in the PE bag. After the punching is completed, Afterwards, the staff starts the second cylinder 6056 so that its output end pushes the trapezoidal plate 6054, causing the trapezoidal plate 6054 to move along the direction of the slide groove 6051, so that the inclined surface of the trapezoidal plate 6054 pushes the roller 604, so that the roller 604 can drive the lifting plate 601 to rise, so that the push column 602 pushes the PE disc out of the circular hole 5, so that the staff can quickly clean the PE disc to avoid it from being blocked in the circular hole 5, and prevent the punching head 207 from encountering resistance during insertion and removal.

[0037] Obviously, the above embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not limitations on the implementation methods of the present invention. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made on the basis of the above description. It is impossible to list all the implementation methods here. All obvious changes or modifications derived from the technical solution of the present invention are still within the protection scope of the present invention.

Claims

1. A continuous punching device for PE bag production, comprising a workbench (1), characterized in that: On one side of the upper surface of the workbench (1), a punching component (2) for punching PE bags is provided, and clamping components (3) for clamping PE bags are provided on both sides of the upper surface of the workbench (1). On one side of the workbench (1), an installation groove (4) is formed, and a plurality of round holes (5) are penetrated through the inner top of the installation groove (4). An ejecting component (6) for ejecting the PE round pieces in the round holes (5) is arranged in the installation groove (4).

2. The continuous punching device for PE bag production according to claim 1, wherein: The punching component (2) includes a support frame (201). The support frame (201) is fixedly installed on one side of the upper surface of the workbench (1). A first electric guide rail (202) is arranged at the inner top of the support frame (201). The moving end of the first electric guide rail (202) is connected with a second electric guide rail (204) through a bracket (203). The moving end of the second electric guide rail (204) is fixedly installed with a first air cylinder (206) through a connecting frame (205). The output end of the first air cylinder (206) passes through the connecting frame (205) and is fixedly installed with a punching head (207).

3. The continuous punching device for PE bag production according to claim 2, wherein: The clamping component (3) includes a positioning frame (301). The positioning frame (301) is fixedly installed on the corresponding side of the upper surface of the workbench (1). A hydraulic cylinder (302) is fixedly installed on the upper surface of the positioning frame (301). The output end of the hydraulic cylinder (302) passes through the positioning frame (301) and is fixedly installed with a pressing plate (303).

4. A continuous punching device for PE bag production according to claim 3, characterized in that: The ejecting component (6) includes a lifting plate (601). The lifting plate (601) is movably arranged inside the installation groove (4). A plurality of ejecting columns (602) are fixedly installed on the upper surface of the lifting plate (601). Each ejecting column (602) is respectively slidably arranged inside the corresponding round hole (5). On both sides of the lower surface of the lifting plate (601), partition plates (603) are fixedly installed. A roller (604) is rotatably installed between the two partition plates (603). A driving structure (605) for driving the lifting plate (601) to move is arranged at the inner bottom of the installation groove (4).

5. A continuous punching device for PE bag production according to claim 4, characterized in that: The driving structure (605) includes a chute (6051). The chute (6051) is formed on the upper surface of the installation groove (4). A slider (6052) is slidably arranged inside the chute (6051). A moving plate (6053) is fixedly installed on the upper surface of the slider (6052). A trapezoidal plate (6054) is fixedly installed on one side of the upper surface of the moving plate (6053). A second air cylinder (6056) is fixedly installed on one side of the inner bottom of the installation groove (4) through a vertical plate (6055). The output end of the second air cylinder (6056) is fixedly connected with the trapezoidal plate (6054).

6. A continuous punching device for PE bag production according to claim 4, characterized in that: Two positioning rods (7) are fixedly installed between the two inner side walls of the installation groove (4). The lifting plate (601) is jointly slidably arranged on one side of the rod bodies of the two positioning rods (7).

7. A continuous punching device for PE bag production according to claim 1, characterized in that: An air suction hood (8) is fixedly installed on the upper surface of the workbench (1). A dust collector (9) is arranged on one side of the workbench (1). The air inlet end of the dust collector (9) is fixedly connected with the air suction hood (8) through an air inlet pipe (10).

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