Cutting device for paper-plastic bag production

Abstract

The utility model discloses a cutting device for paper plastic bag production, which comprises a cutting device, the top of the left side of the cutting device is fixedly connected with a support, and the top of the support is provided with a transmission assembly. A paper-plastic bag is placed at the bottom of the positioning wheel, pressed by the positioning wheel and then placed in the cutting device for conveying and cutting, a user rotates a hand wheel according to the tightness of the paper-plastic bag, the hand wheel rotates to drive a screw to rotate, the screw rotates to drive a thread sleeve to move downwards, and the paper-plastic bag is cut. The thread sleeve descends to drive the moving frame to move, the moving frame drives the positioning wheel to move downwards, an elastic band of the paper-plastic bag can be adjusted, the tightening strength of the paper-plastic bag is kept, accurate cutting can be achieved, meanwhile, the position of the positioning wheel can be finely adjusted through a spring and spring resilience, and the cutting device achieves the effect of facilitating accurate cutting. And an existing mode that the paper-plastic bag roll is not tightened and limited is replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of paper-plastic bag production, in particular to a cutting device for paper-plastic bag production. Background Art

[0002] The production process of paper-plastic bags is as follows: Raw material preparation: Prepare raw materials such as kraft paper and plastic film. Printing: Print patterns, text and other information on kraft paper. Compounding: Compound the printed kraft paper with the plastic film to bond them together. Bag making: Cut the compounded materials into appropriate sizes and heat-seal them to make paper-plastic bags. Inspection: Carry out quality inspection on the finished paper-plastic bags to ensure that the quality meets the requirements. Packaging: Pack the qualified paper-plastic bags for storage and transportation. It should be noted that in the production process of paper-plastic bags, attention should be paid to environmental protection and safe production to ensure that the produced paper-plastic bags meet the relevant standards and requirements.

[0003] Paper-plastic bags need to be cut from paper-plastic bag materials. However, in the current paper-plastic bag cutting equipment, the unwinding paper-plastic bag roll is prone to bending and not being tight, which can easily lead to insufficient cutting length accuracy and a certain scrap rate, making it inconvenient for users to use.

[0004] Therefore, it is necessary to design and transform the paper-plastic bag cutting equipment to effectively prevent the current paper-plastic bag cutting equipment from bending and not being tight during the unwinding of the paper-plastic bag rolls, which may cause the cutting length to be insufficient and cause a certain scrap rate. Utility Model Content

[0005] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a cutting device for paper-plastic bag production, which has the advantage of being easy to cut accurately, and solves the problem that in the use of current paper-plastic bag cutting equipment, the paper-plastic bag roll is easily bent and not tight during the unwinding, which easily causes the cutting length accuracy to be insufficient and easily causes a certain scrap rate.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cutting device for producing paper-plastic bags, comprising a cutting device, a bracket is fixedly connected to the top of the left side of the cutting device, a transmission assembly is arranged on the top of the bracket, a positioning wheel is movably connected inside the bracket, limiting disks are fixedly connected to both sides of the surface of the positioning wheel, a fine-tuning assembly is arranged on the top of the positioning wheel, a reeling roller is arranged inside the cutting device, and the reeling roller is used in conjunction with the positioning wheel.

[0007] As a preferred embodiment of the utility model, the transmission assembly includes a movable plate, the movable plate is located inside the bracket, the top of the movable plate is movably connected with a screw sleeve, the internal thread of the screw sleeve is connected with a screw rod, and the screw rod is movably connected to the top of the bracket.

[0008] As a preferred embodiment of the utility model, the fine-tuning component includes a spring, the spring is fixedly connected to the bottom of the movable plate, a movable frame is provided at the bottom of the movable plate, the bottom of the spring is fixedly connected to the top of the movable frame, and the movable frame is movably connected to the positioning wheel.

[0009] As a preferred embodiment of the present invention, a hand wheel is fixedly connected to the top of the screw rod, and the hand wheel is used in conjunction with the screw rod.

[0010] As a preferred embodiment of the utility model, a positioning rod is fixedly connected to the top of the movable frame, and the positioning rod is slidably connected to the movable plate.

[0011] As a preferred embodiment of the present invention, the front side and the rear side of the top of the movable plate are fixedly connected with protection rods, and the protection rods are slidably connected to the bracket.

[0012] As a preferred embodiment of the present invention, there are several springs, and the springs are distributed in a straight line.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model places the paper-plastic bag at the bottom of the positioning wheel, presses it through the positioning wheel, and then places the paper-plastic bag inside the cutting device for conveying and cutting. The user rotates the hand wheel according to the tightness of the paper-plastic bag. The rotation of the hand wheel drives the screw to rotate. The rotation of the screw drives the screw sleeve to move downward. The screw sleeve descends and drives the moving frame to move. The moving frame drives the positioning wheel to move downward, and the elastic band of the paper-plastic bag can be adjusted to maintain the tightness of the paper-plastic bag, so that precise cutting can be achieved. At the same time, the position of the positioning wheel can be fine-tuned by using a spring. The spring rebounds, so that the cutting device can achieve the effect of facilitating precise cutting, replacing the existing method of not tightening and limiting the paper-plastic bag roll, so as to keep the cut paper-plastic bag roll tight.

[0015] 2. The utility model can transmit the movable plate through the setting of the transmission component, maintain the adjustment efficiency of the movable plate, facilitate the use of the user, and has excellent safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0017] Figure 2 It is a three-dimensional schematic diagram of the bracket of the utility model;

[0018] Figure 3 For this utility model Figure 2 Enlarged schematic diagram at point A in the middle.

[0019] In the figure: 1. cutting device; 2. bracket; 3. transmission assembly; 31. moving plate; 32. screw sleeve; 33. screw; 4. positioning wheel; 5. limit plate; 6. fine-tuning assembly; 61. spring; 62. moving frame; 7. unwinding roller; 8. hand wheel; 9. positioning rod; 10. protection rod. DETAILED DESCRIPTION

[0020] 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.

[0021] like Figures 1 to 3 As shown, the utility model provides a cutting device for paper-plastic bag production, comprising a cutting device 1, a bracket 2 is fixedly connected to the top of the left side of the cutting device 1, a transmission component 3 is arranged on the top of the bracket 2, a positioning wheel 4 is movably connected inside the bracket 2, both sides of the surface of the positioning wheel 4 are fixedly connected to limit plates 5, a fine-tuning component 6 is arranged on the top of the positioning wheel 4, and a reeling roller 7 is arranged inside the cutting device 1, and the reeling roller 7 is used in conjunction with the positioning wheel 4.

[0022] refer to Figure 2 The transmission assembly 3 includes a moving plate 31, which is located inside the bracket 2. The top of the moving plate 31 is movably connected with a screw sleeve 32, and the internal thread of the screw sleeve 32 is connected with a screw rod 33, which is movably connected to the top of the bracket 2.

[0023] As a technical optimization solution of the present invention, the movable plate 31 can be transmitted through the setting of the transmission component 3, so as to maintain the adjustment efficiency of the movable plate 31, facilitate the use of the user, and have excellent safety.

[0024] refer to Figure 3 The fine-tuning assembly 6 includes a spring 61, which is fixedly connected to the bottom of the moving plate 31. A moving frame 62 is provided at the bottom of the moving plate 31. The bottom of the spring 61 is fixedly connected to the top of the moving frame 62, and the moving frame 62 is movably connected to the positioning wheel 4.

[0025] As a technical optimization solution of the present invention, the position of the positioning wheel 4 can be adjusted by setting the fine-tuning component 6 to adapt to the use at various angles, thereby effectively improving the stability of the positioning wheel 4 and facilitating the use of the user.

[0026] refer to Figure 2 The top of the screw rod 33 is fixedly connected with a hand wheel 8, and the hand wheel 8 is used in conjunction with the screw rod 33.

[0027] As a technical optimization solution of the present invention, the screw rod 33 can be rotated by setting the hand wheel 8, which effectively improves the convenience of the screw rod 33, makes it easy to rotate, and is convenient for users to use.

[0028] refer to Figure 2 A positioning rod 9 is fixedly connected to the top of the movable frame 62, and the positioning rod 9 is slidably connected to the movable plate 31.

[0029] As a technical optimization solution of the present invention, the positioning rod 9 is provided to improve the stability of the mobile frame 62, effectively avoiding the shaking of the mobile frame 62, and providing excellent stability and convenience for users.

[0030] refer to Figure 2 The front side and the rear side of the top of the movable plate 31 are fixedly connected with a protection rod 10, and the protection rod 10 is slidably connected to the bracket 2.

[0031] As a technical optimization solution of the utility model, the protection rod 10 is provided to ensure the stability between the movable plate 31 and the bracket 2, which is safe and not prone to shaking, and is convenient for users to use.

[0032] refer to Figure 3 The number of springs 61 is several, and the springs 61 are distributed in a straight line.

[0033] As a technical optimization solution of the utility model, by setting the number of springs 61 to be several, the mobile frame 62 can be supported and rebounded, which makes it easier for the mobile frame 62 to adjust its position, effectively improves the stability of the mobile frame 62, and is easier for users to use.

[0034] The working principle and use process of the utility model are as follows: when in use, the user needs to cut the paper-plastic bag, the user places the paper-plastic bag at the bottom of the positioning wheel 4, presses it through the positioning wheel 4, and then places the paper-plastic bag inside the cutting device 1 for conveying and cutting. The user rotates the hand wheel 8 according to the tightness of the paper-plastic bag, and the rotation of the hand wheel 8 drives the screw 33 to rotate, and the rotation of the screw 33 drives the screw sleeve 32 to move downward, and the screw sleeve 32 descends to drive the moving frame 62 to move, and the moving frame 62 drives the positioning wheel 4 to move downward, and the elastic band of the paper-plastic bag can be adjusted to maintain the tightness of the paper-plastic bag, so that it can be cut accurately. At the same time, the position of the positioning wheel 4 can be fine-tuned by using the spring 61, and the rebound of the spring 61 can achieve the effect of facilitating accurate cutting.

[0035] In summary, the cutting device for paper-plastic bag production solves the problem that the unwinding paper-plastic bag roll is prone to bending and not being tight during the unwinding process, which easily causes insufficient cutting length accuracy and a certain scrap rate by setting a cutting device 1, a bracket 2, a transmission component 3, a movable plate 31, a screw sleeve 32, a screw rod 33, a positioning wheel 4, a limit plate 5, a fine-tuning component 6, a spring 61, a movable frame 62 and an unwinding roller 7.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] 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 cutting device for producing paper-plastic bags, comprising a cutting device (1), characterized in that: A bracket (2) is fixedly connected to the top of the left side of the cutting device (1), a transmission assembly (3) is arranged on the top of the bracket (2), a positioning wheel (4) is movably connected inside the bracket (2), both sides of the surface of the positioning wheel (4) are fixedly connected to a limit plate (5), a fine adjustment assembly (6) is arranged on the top of the positioning wheel (4), and a reeling roller (7) is arranged inside the cutting device (1), and the reeling roller (7) is used in conjunction with the positioning wheel (4).

2. A cutting device for producing paper-plastic bags according to claim 1, characterized in that: The transmission assembly (3) comprises a movable plate (31), the movable plate (31) is located inside the bracket (2), the top of the movable plate (31) is movably connected to a screw sleeve (32), the internal thread of the screw sleeve (32) is connected to a screw rod (33), and the screw rod (33) is movably connected to the top of the bracket (2).

3. A cutting device for producing paper-plastic bags according to claim 2, characterized in that: The fine adjustment component (6) comprises a spring (61), wherein the spring (61) is fixedly connected to the bottom of the moving plate (31), a moving frame (62) is provided at the bottom of the moving plate (31), the bottom of the spring (61) is fixedly connected to the top of the moving frame (62), and the moving frame (62) is movably connected to the positioning wheel (4).

4. A cutting device for producing paper-plastic bags according to claim 2, characterized in that: A hand wheel (8) is fixedly connected to the top of the screw rod (33), and the hand wheel (8) is used in conjunction with the screw rod (33).

5. A cutting device for producing paper-plastic bags according to claim 3, characterized in that: A positioning rod (9) is fixedly connected to the top of the movable frame (62), and the positioning rod (9) is slidably connected to the movable plate (31).

6. A cutting device for producing paper-plastic bags according to claim 2, characterized in that: The front side and the rear side of the top of the movable plate (31) are both fixedly connected with a protection rod (10), and the protection rod (10) is slidably connected to the bracket (2).

7. A cutting device for producing paper-plastic bags according to claim 3, characterized in that: The number of the springs (61) is multiple, and the springs (61) are distributed in a straight line.

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