Cutting device for plastic flexible package

Abstract

The utility model discloses a cutting device for a plastic flexible package, which comprises a workbench, the bottom end of the workbench is fixedly connected with a supporting column, the top end of the workbench is fixedly connected with a supporting column, the top end of the workbench is fixedly connected with a support, and the top end of the support is fixedly connected with an air cylinder. The bottom end of the air cylinder is fixedly connected with a connecting arm, the bottom end of the connecting arm is fixedly connected with a cutting knife, a movable groove is formed in the side wall of the working table, an adjustable clamping device is arranged on the outer side of the working table, and through the design of a movable block, a pull rod, a limiting block, a spring, a limiting groove, a threaded rod and a clamping plate, the cutting knife is fixedly connected to the bottom end of the air cylinder. According to the plastic flexible package cutting device, plastic flexible packages of different sizes can be clamped and fixed, the plastic flexible package cutting device is prevented from deviating in the cutting process, the clamping force of the clamping plates can be adjusted according to the thicknesses of the plastic flexible packages, the application range of the device is greatly widened, and the using effect of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic cutting devices, in particular to a cutting device for plastic soft packaging. Background Art

[0002] Plastic bags are a common daily necessity used to hold other items. Plastic bags are made of thin and flammable plastic films and are widely used because of their low cost, extremely light weight, large capacity, and easy storage.

[0003] According to a plastic cutting device with publication number CN210791133U, it particularly relates to a plastic cutting device with adjustable height, including a box body, characterized in that: a frame body, a cutting device and a workbench are sequentially arranged directly above the box body, the frame body, the cutting device and the workbench are located at the same horizontal position, and a square collection box is arranged on the right side of the box body; a first cavity connected to the outside is arranged inside the box body, and an inclined inclined plate is arranged at the bottom of the first cavity. The first motor, the second motor, the third motor and the fourth motor provided in the utility model cooperate with the first screw rod, the second screw rod, the third screw rod and the fourth screw rod to adjust the position height of the tool and the workbench, thereby realizing cutting work with different height requirements, and effectively solving the problem that the general plastic cutting device cannot adjust the height when cutting plastics;

[0004] When the mixing device in the above application is used to cut large soft-packaged plastics, the plastics themselves are relatively soft, which may cause displacement during the cutting process, resulting in poor cutting effect. It is also difficult to cut soft-packaged plastics of different sizes and shapes, greatly reducing the practicality of the device. Utility Model Content

[0005] In view of the defects in the prior art, the utility model provides a cutting device for plastic soft packaging to increase the practicality of the cutting device for plastic soft packaging, thereby solving the problem of difficulty in cutting soft packaging plastics of different sizes and shapes.

[0006] The utility model is realized through the following technical scheme: a cutting device for plastic flexible packaging, comprising a workbench, the bottom end of the workbench is fixedly connected to a supporting column, the top end of the workbench is fixedly connected to the supporting column, the top end of the workbench is fixedly connected to a bracket, the top end of the bracket is fixedly connected to a cylinder, the bottom end of the cylinder is fixedly connected to a connecting arm, the bottom end of the connecting arm is fixedly connected to a cutting knife, the side wall of the workbench is provided with a movable groove, the outer side of the workbench is provided with an adjustable clamping device, the adjustable clamping device comprises a movable block, the inner wall of the movable block is penetrated by and slidably connected with a pull rod, one end of the pull rod is fixedly connected to a limiting block, the other end of the pull rod is fixedly connected to a spring, the outer wall of the movable groove is provided with a limiting groove, the top end of the movable block is fixedly connected to a fixing plate, the interior of the fixing plate is penetrated by and threadedly connected with a threaded rod, and the bottom end of the threaded rod is fixedly connected with a clamping plate.

[0007] Preferably, the movable block is slidably connected to the inner wall of the movable groove, and four movable blocks are provided.

[0008] Preferably, the limiting block is located inside the limiting groove, and the size of the limiting block is the same as the size of the limiting groove.

[0009] Preferably, one end of the spring away from the pull rod is fixedly connected to the outer surface of the movable block.

[0010] Preferably, an auxiliary fixing device is provided at the top of the workbench, and the auxiliary fixing device includes a rotating shaft, and the rotating shaft is rotatably connected to the top of the workbench.

[0011] Preferably, a pressing block is fixedly connected to the outer surface of the rotating shaft, and a handle is fixedly connected to the top of the pressing block.

[0012] The beneficial effects of the utility model are embodied in:

[0013] (1) The cutting device for plastic flexible packaging can clamp and fix plastic flexible packaging of different sizes through the design of the movable block, the pull rod, the limit block, the spring, the limit groove, the threaded rod and the clamping plate, thereby preventing the plastic flexible packaging device from deviating during the cutting process, and the clamping force of the clamping plate can be adjusted according to the thickness of the plastic flexible packaging, thereby greatly increasing the application range of the device and improving the use effect of the device.

[0014] (2) The cutting device for plastic flexible packaging can first fix the plastic flexible packaging through the design of the rotating shaft, the pressing block and the handle, which is convenient for the staff to operate it and can effectively improve the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the specific implementation or the prior art description. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0016] Figure 1 A front view of a cutting device for plastic flexible packaging provided by an embodiment of the utility model;

[0017] Figure 2 for Figure 1 A top view of a cutting device for a plastic flexible package shown;

[0018] Figure 3 for Figure 1 A right side cross-sectional view of a cutting device for a plastic flexible package shown;

[0019] Figure 4 for Figure 1 A front cross-sectional view of a cutting device for a plastic flexible package is shown.

[0020] In the accompanying drawings, 1-workbench, 2-support column, 3-bracket, 4-cylinder, 5-connecting arm, 6-cutting knife, 7-movable slot, 8-adjustable clamping device, 9-auxiliary fixing device, 10-movable block, 11-pull rod, 12-limiting block, 13-spring, 14-limiting slot, 15-fixed plate, 16-threaded rod, 17-clamping plate, 18-pressing block, 19-handle, 20-rotating shaft. DETAILED DESCRIPTION

[0021] The following embodiments of the technical solution of the utility model are described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and are therefore only used as examples, and cannot be used to limit the protection scope of the utility model.

[0022] like Figure 1-4As shown, the utility model provides a technical solution: a cutting device for plastic flexible packaging, comprising a workbench 1, the bottom end of the workbench 1 is fixedly connected to a support column 2, the top end of the workbench 1 is fixedly connected to the support column 2, the top end of the workbench 1 is fixedly connected to a bracket 3, the top end of the bracket 3 is fixedly connected to a cylinder 4, the bottom end of the cylinder 4 is fixedly connected to a connecting arm 5, the bottom end of the connecting arm 5 is fixedly connected to a cutting knife 6, a side wall of the workbench 1 is provided with a movable groove 7, the outer side of the workbench 1 is provided with an adjustable clamping device 8, the adjustable clamping device 8 includes a movable block 10, the movable block 10 is slidably connected to the inner wall of the movable groove 7, the movable block 10 can move on the inner wall of the movable groove 7, and four movable blocks 10 are provided, the inner wall of the movable block 10 is penetrated and slidably connected with a pull rod 11, one end of the pull rod 11 is fixedly connected to a limiting block 12, and the pull rod 11 is pulled The pull rod 11 can drive the limit block 12 to move, and the limit block 12 is located inside the limit groove 14. The limit block 12 is inserted into the limit groove 14 to limit the movement of the movable block 10, and the size of the limit block 12 is the same as the size of the limit groove 14. The other end of the pull rod 11 is fixedly connected with a spring 13, and the spring 13 can drive the pull rod 11 to reset without being affected by external force. The end of the spring 13 away from the pull rod 11 is fixedly connected to the outer surface of the movable block 10, and the outer wall of the movable groove 7 is provided with a limit groove 14. The top of the movable block 10 is fixedly connected with a fixed plate 15, and a threaded rod 16 is penetrated and threadedly connected inside the fixed plate 15, and the bottom end of the threaded rod 16 is fixedly connected with a clamping plate 17.

[0023] like Figure 4 As shown, an auxiliary fixing device 9 is provided at the top of the workbench 1, and the auxiliary fixing device 9 includes a rotating shaft 20, which is rotatably connected to the top of the workbench 1, and a pressure block 18 is fixedly connected to the outer surface of the rotating shaft 20, and a handle 19 is fixedly connected to the top of the pressure block 18. Pulling the handle 19 can drive the pressure block 18 to flip.

[0024] Working principle: the staff will attract and cut the flexible packaging plastic and place it above the workbench 1, pull the handle 19 to drive the pressure block 18 to flip, rotate the rotating shaft 20, place the pressure block 18 above the plastic to fix it, pull the pull rod 11, the pull rod 11 moves to squeeze the spring 13 and then drive the limit block 12 to move, the limit block 12 moves out of the limit groove 14, at this time the movable block 10 is out of the limit, the movable block 10 moves to the desired position on the inner wall of the movable groove 7, release the force on the pull rod 11, the spring 13 drives the pull rod 11 to reset through its own elastic force and drives the limit block 12 to insert into the limit groove 14, limit the movable block 10, rotate the threaded rod 16, the threaded rod 16 drives the clamping plate 17 to move up and down, adjust to the appropriate position to clamp and fix the flexible packaging plastic, start the cylinder 4 to drive the cutting knife 6 to cut the plastic.

[0025] It should be noted that, unless otherwise specified, the technical terms or scientific terms used in this application should have the common meanings understood by technicians in the field to which the utility model belongs.

[0026] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model, and they should all be included in the scope of the claims and specification of the utility model.

Claims

1. A cutting device for plastic flexible packaging, comprising a workbench (1), characterized in that: The bottom end of the workbench (1) is fixedly connected to a support column (2), the top end of the workbench (1) is fixedly connected to a support column (2), the top end of the workbench (1) is fixedly connected to a bracket (3), the top end of the bracket (3) is fixedly connected to a cylinder (4), the bottom end of the cylinder (4) is fixedly connected to a connecting arm (5), the bottom end of the connecting arm (5) is fixedly connected to a cutting knife (6), a side wall of the workbench (1) is provided with a movable groove (7), and an outer side of the workbench (1) is provided with an adjustable clamping device (8), and the adjustable clamping device (8) The movable block (10) comprises a movable block (10), the inner wall of which is penetrated by a pull rod (11) and slidably connected, one end of the pull rod (11) is fixedly connected to a limit block (12), the other end of the pull rod (11) is fixedly connected to a spring (13), the outer wall of the movable groove (7) is provided with a limit groove (14), the top end of the movable block (10) is fixedly connected to a fixed plate (15), the interior of the fixed plate (15) is penetrated by a threaded rod (16) and is threadedly connected, and the bottom end of the threaded rod (16) is fixedly connected to a clamping plate (17).

2. The cutting device for plastic flexible packaging according to claim 1, characterized in that: The movable block (10) is slidably connected to the inner wall of the movable groove (7), and four movable blocks (10) are provided.

3. The cutting device for plastic flexible packaging according to claim 2, characterized in that: The limiting block (12) is located inside the limiting groove (14), and the size of the limiting block (12) is the same as the size of the limiting groove (14).

4. The cutting device for plastic flexible packaging according to claim 3, characterized in that: One end of the spring (13) away from the pull rod (11) is fixedly connected to the outer surface of the movable block (10).

5. The cutting device for plastic flexible packaging according to claim 4, characterized in that: An auxiliary fixing device (9) is provided at the top of the workbench (1), and the auxiliary fixing device (9) comprises a rotating shaft (20), and the rotating shaft (20) is rotatably connected to the top of the workbench (1).

6. The cutting device for plastic flexible packaging according to claim 5, characterized in that: A pressing block (18) is fixedly connected to the outer surface of the rotating shaft (20), and a handle (19) is fixedly connected to the top end of the pressing block (18).

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