Cutting tool for plastic packaging material

Abstract

The utility model provides a cutting tool for a plastic packaging material, and belongs to the technical field of machinery. The problem that in the prior art, applicability is poor is solved. The cutting tool for the plastic packaging materials comprises a base, a cutting table, two material passing pieces, a cutting assembly, a lifting assembly and a downward pressing piece, the cutting table is fixedly connected to the base, the two material passing pieces are connected to the upper portion of the base and located on the two sides of the cutting table, and the cutting assembly is fixedly connected to the cutting table. The cutting assembly is connected to the middle of the cutting table, the cutting assembly is used for cutting plastic packaging materials, the lifting assemblies are fixedly connected to the two sides of the cutting table, the lifting assemblies are connected with the downward pressing piece, and the downward pressing piece right faces the cutting table and is used for pressing the plastic packaging materials downwards. The cutting tool for the plastic packaging material is high in applicability.

Description

Technical Field

[0001] The utility model belongs to the technical field of machinery and relates to a cutting tool for plastic packaging materials. Background Art

[0002] Plastic packaging materials refer to plastic films, containers, bags, etc. used to package various products, such as PE (polyethylene): commonly used are LDPE (low-density polyethylene) and HDPE (high-density polyethylene), which are suitable for making plastic bags, films, etc., and have good flexibility and chemical resistance.

[0003] When plastic packaging materials are fed, cutting tools are required to cut them. When existing cutting tools cut plastic packaging materials, the plastic packaging materials cannot be pressed tightly when the blades cut them. The blades pull the plastic packaging materials during cutting, which can easily lead to uneven cutting, reducing the cutting quality and having poor applicability. Summary of the invention

[0004] The purpose of the utility model is to provide a cutting tool for plastic packaging materials with strong applicability in view of the above problems existing in the prior art.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] A cutting tool for plastic packaging materials, characterized in that it includes a base, a cutting table, a material passing piece, a cutting assembly, a lifting assembly and a pressing piece, the cutting table is fixedly connected to the base, the number of the material passing pieces is two, the two material passing pieces are respectively connected to the upper part of the base and the two material passing pieces are located on both sides of the cutting table, the cutting assembly is connected to the middle part of the cutting table, the cutting assembly is used to cut plastic packaging materials, the lifting assembly is fixedly connected to both sides of the cutting table, the lifting assembly is connected to the pressing piece, the pressing piece is opposite to the cutting table and the pressing piece is used to press down the plastic packaging material.

[0007] The utility model creatively arranges a base, a cutting table, a material passing piece, a cutting assembly, a lifting assembly and a pressing piece. When the plastic packaging material passes through the cutting table, the material passing piece is used to support the plastic packaging material to a certain extent, and the lifting assembly can change the upper and lower positions of the pressing piece. After the pressing piece moves downward, it can press the plastic packaging material, and the pressed plastic packaging material is cut by the cutting assembly.

[0008] When the utility model cuts plastic packaging materials, the plastic packaging materials can be pressed when the blade is cutting, and the blade pulls the plastic packaging materials when cutting, which makes uneven cutting less likely, thereby improving the cutting quality and having strong applicability.

[0009] In the above-mentioned cutting tool for plastic packaging materials, the cutting table is in the shape of a rectangular parallelepiped and both sides of the cutting table are in the shape of semicircular rounded corners.

[0010] The two sides of the cutting table are semicircularly rounded so that the plastic packaging material is not prone to wrinkle marks when passing through the cutting table.

[0011] In the above-mentioned cutting tool for plastic packaging materials, the cutting assembly includes a screw rod, a slider and a cutting knife. The cutting table has a recessed slide groove, and the screw rod is rotatably connected to the slide groove. A cutting motor is fixedly connected to the side of the cutting table, and the output end of the cutting motor is connected to the screw rod. The slider is threadedly connected to the screw rod, and the cutting knife is fixedly mounted on the slider.

[0012] The chute is parallel to the material passing piece. The cutting motor drives the screw to rotate to drive the slider to move. The slider and the chute fit together, thereby driving the cutting knife connected to the slider to move. The bottom of the cutting knife is in the chute and the top of the cutting knife extends out of the chute.

[0013] In the above-mentioned cutting tool for plastic packaging materials, the feed member includes a feed rack and a feed roller. There are two feed racks, which are respectively fixed to the cutting table and arranged opposite to each other. The feed roller is rotatably connected between the two feed racks.

[0014] The feeding roller is used to assist the feeding of plastic packaging materials.

[0015] In the above-mentioned cutting tool for plastic packaging materials, the lifting assembly includes a stand frame 1 and a stand frame 2, and the stand frame 1 and the stand frame 2 are respectively fixedly connected to the front and rear ends of the cutting table, and the stand frame 1 has a through long groove 1, and the stand frame 2 has a through long groove 2, and the long groove 1 and the long groove 2 are opposite to each other.

[0016] The first stand and the second stand are opposite to each other, and the first long groove and the second long groove are of the same length.

[0017] In the above-mentioned cutting tool for plastic packaging materials, the lifting assembly also includes screw rod 2, guide rod 1 and movable plate. A lifting motor is fixedly connected to the vertical frame 1, and the output end of the lifting motor is connected to screw rod 2. Screw rod 2 is rotatably connected to one side of the bottom of long groove 1, and guide rod 1 is fixedly connected to the other side of the bottom of long groove 1. One end of the movable plate is threadedly connected to screw rod 2, and the other end of the movable plate is movably connected in series to guide rod 1.

[0018] Starting the lifting motor can drive the second screw to rotate and drive the movable plate to move up and down. The setting of the first guide rod makes the movement of the movable plate more stable.

[0019] In the above-mentioned cutting tool for plastic packaging materials, the lifting assembly also includes guide rod 2, guide rod 3 and a synchronous plate, wherein guide rod 2 is fixedly connected to one side of the bottom of long slot 2, guide rod 2 is fixedly connected to the other side of the bottom of long slot 2, screw rod 2 is opposite to guide rod 2, guide rod 1 is opposite to guide rod 3, one end of the synchronous plate is movably connected in series to guide rod 2, and the other end of the synchronous plate is movably connected in series to guide rod 3.

[0020] In the above-mentioned cutting tool for plastic packaging materials, the lower pressing member includes a pressing plate, and the number of the pressing plates is two, one end of one pressing plate is fixedly connected to one side of the movable plate, and the other end is fixedly connected to one side of the synchronous plate; one end of the other pressing plate is fixedly connected to the other side of the movable plate, and the other end is fixedly connected to the other side of the synchronous plate.

[0021] Since the two ends of the pressing plate are respectively fixedly connected to the movable plate and the synchronous plate, when the movable plate moves, it can drive the synchronous plate to move up and down. The setting of the guide rod two and the guide rod three makes the up and down movement of the two pressing plates more stable. After the pressing plate moves downward, it can press the plastic packaging material.

[0022] In the above-mentioned cutting tool for plastic packaging materials, the bottom of the pressing plate has an anti-slip pad.

[0023] The provision of the anti-skid pad can enhance the friction between the pressing plate and the plastic packaging material.

[0024] Compared with the prior art, the cutting tool for plastic packaging materials creatively comprises a base, a cutting table, a material passing piece, a cutting assembly, a lifting assembly and a pressing piece. When the plastic packaging material passes through the cutting table, the material passing piece is used to provide a certain support to the plastic packaging material. The lifting assembly can change the upper and lower positions of the pressing piece. After the pressing piece moves downward, it can press the plastic packaging material. The pressed plastic packaging material is cut by the cutting assembly.

[0025] When the utility model cuts plastic packaging materials, the plastic packaging materials can be pressed when the blade is cutting, and the blade pulls the plastic packaging materials when cutting, which makes uneven cutting less likely, thereby improving the cutting quality and having strong applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a three-dimensional structural schematic diagram of a cutting tool for plastic packaging materials.

[0027] Figure 2 It is a schematic diagram of the cross-sectional structure of a cutting tool used for the plastic packaging material.

[0028] In the figure, 1, base; 2, cutting table; 21, slide; 3, material transfer piece; 31, material transfer rack; 32, material transfer roller; 4, cutting assembly; 41, screw rod 1; 42, slider; 43, cutting knife; 44, cutting motor; 5, lifting assembly; 51; stand 1; 511, long slot 1; 52, stand 2; 521, long slot 2; 53, screw rod 2; 54, guide rod 1; 55, moving plate; 56, guide rod 2; 57, guide rod 3; 58, synchronous plate; 59, lifting motor; 6, pressing piece; 61, pressure plate; 62, anti-slip pad. DETAILED DESCRIPTION

[0029] 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.

[0030] It should be noted that when a component is referred to as being "mounted on" another component, it may be directly mounted on the other component or there may be a central component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a central component at the same time. When a component is considered to be "fixed to" another component, it may be directly fixed on the other component or there may be a central component at the same time.

[0031] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "or / and" used herein includes any and all combinations of one or more related listed items.

[0032] like Figure 1 and Figure 2 As shown, the cutting tool for plastic packaging materials comprises a base 1, a cutting table 2, a material passing piece 3, a cutting assembly 4, a lifting assembly 5 and a pressing piece 6. The cutting table 2 is fixedly connected to the base 1. There are two material passing pieces 3. The two material passing pieces 3 are respectively connected to the upper part of the base 1 and the two material passing pieces 3 are located on both sides of the cutting table 2. The cutting assembly 4 is connected to the middle part of the cutting table 2. The cutting assembly 4 is used to cut the plastic packaging materials. The lifting assembly 5 is fixedly connected to both sides of the cutting table 2. The lifting assembly 5 is connected to the pressing piece 6. The pressing piece 6 is opposite to the cutting table 2 and is used to press down the plastic packaging materials.

[0033] The cutting table 2 is in a rectangular parallelepiped shape and both sides of the cutting table 2 are semicircularly rounded.

[0034] The cutting assembly 4 includes a screw rod 41, a slider 42 and a cutting knife 43. The cutting table 2 has a recessed slide groove 21. The screw rod 41 is rotatably connected to the slide groove 21. A cutting motor 44 is fixedly connected to the side of the cutting table 2. The output end of the cutting motor 44 is connected to the screw rod 41. The slider 42 is threadedly connected to the screw rod 41. The cutting knife 43 is fixedly mounted on the slider 42.

[0035] The feeding member 3 includes a feeding frame 31 and a feeding roller 32 . There are two feeding frames 31 . The two feeding frames 31 are respectively fixedly connected to the cutting table 2 and arranged opposite to each other. The feeding roller 32 is rotatably connected between the two feeding frames 31 .

[0036] The lifting assembly 5 includes a stand 1 51 and a stand 2 52, which are respectively fixedly connected to the front and rear ends of the cutting table 2. The stand 1 51 has a through long slot 1 511, and the stand 2 52 has a through long slot 2 521, and the long slot 1 511 and the long slot 2 521 are opposite to each other.

[0037] The lifting assembly 5 also includes a screw rod 2 53, a guide rod 1 54 and a movable plate 55. A lifting motor 59 is fixedly connected to the stand 1 51. The output end of the lifting motor 59 is connected to the screw rod 2 53. The screw rod 2 53 is rotatably connected to one side of the bottom of the long slot 1 511. The guide rod 1 54 is fixedly connected to the other side of the bottom of the long slot 1 511. One end of the movable plate 55 is threadedly connected to the screw rod 2 53, and the other end of the movable plate 55 is movably connected in series to the guide rod 1 54.

[0038] The lifting assembly 5 also includes a guide rod 2 56, a guide rod 3 57 and a synchronous plate 58. The guide rod 2 56 is fixedly connected to one side of the bottom of the long slot 2 521, and the guide rod 2 56 is fixedly connected to the other side of the bottom of the long slot 2 521. The screw rod 2 53 is opposite to the guide rod 2 56, and the guide rod 1 54 is opposite to the guide rod 3 57. One end of the synchronous plate 58 is movably connected in series with the guide rod 2 56, and the other end of the synchronous plate 58 is movably connected in series with the guide rod 3 57.

[0039] The lower pressing member 6 includes a pressing plate 61, and the number of the pressing plates 61 is two, one end of one pressing plate 61 is fixedly connected to one side of the moving plate 55, and the other end is fixedly connected to one side of the synchronous plate 58; one end of the other pressing plate 61 is fixedly connected to the other side of the moving plate 55, and the other end is fixedly connected to the other side of the synchronous plate 58.

[0040] The bottom of the pressing plate 61 has an anti-slip pad 62 .

[0041] The utility model creatively arranges a base, a cutting table, a material passing piece, a cutting assembly, a lifting assembly and a pressing piece. When the plastic packaging material passes through the cutting table, the material passing piece is used to support the plastic packaging material to a certain extent, and the lifting assembly can change the upper and lower positions of the pressing piece. After the pressing piece moves downward, it can press the plastic packaging material, and the pressed plastic packaging material is cut by the cutting assembly.

[0042] Starting the lifting motor can drive screw rod 2 to rotate and drive the movable plate to move up and down. The setting of guide rod 1 makes the movement of the movable plate more stable. Since the two ends of the pressure plate are respectively fixed to the movable plate and the synchronous plate, the synchronous plate can be driven to move up and down when the movable plate moves. The setting of guide rod 2 and guide rod 3 makes the up and down movement of the two pressure plates more stable. After the pressure plate moves downward, it can press the plastic packaging material. The setting of the anti-slip pad can enhance the friction between the pressure plate and the plastic packaging material.

[0043] The cutting motor drives the screw rod to rotate and drives the slider to move. The slider and the slide groove fit together, thereby driving the cutting knife connected to the slider to move. The bottom of the cutting knife is in the slide groove and the top of the cutting knife extends out of the slide groove. After the cutting knife moves, it can cut the plastic packaging material.

[0044] When the utility model cuts the plastic packaging material, the plastic packaging material can be pressed when the blade is cutting, and the blade pulls the plastic packaging material during cutting, which makes uneven cutting less likely to occur, thereby improving the cutting quality and having strong applicability.

[0045] The technical features of the above-described embodiments may be arbitrarily combined. To make the description concise, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0046] Those skilled in the art should recognize that the above embodiments are only used to illustrate the present invention and are not intended to limit the present invention. As long as they are within the spirit of the present invention, appropriate changes and modifications to the above embodiments are within the scope of protection required by the present invention.

Claims

1. A cutting tool for plastic packaging material, characterized in that: It includes a base, a cutting table, a material passing piece, a cutting assembly, a lifting assembly and a pressing piece. The cutting table is fixedly connected to the base. There are two material passing pieces, which are respectively connected to the upper part of the base and are located on both sides of the cutting table. The cutting assembly is connected to the middle part of the cutting table. The cutting assembly is used to cut plastic packaging materials. The lifting assembly is fixedly connected to both sides of the cutting table. The lifting assembly is connected to the pressing piece, which is opposite to the cutting table and is used to press down the plastic packaging materials.

2. A cutting tool for plastic packaging materials according to claim 1, characterized in that: The cutting table is in a rectangular parallelepiped shape and both sides of the cutting table are in a semicircular rounded shape.

3. A cutting tool for plastic packaging materials according to claim 2, characterized in that: The cutting assembly includes a screw rod 1, a slider and a cutting knife. The cutting table is provided with a recessed slide groove, and the screw rod 1 is rotatably connected in the slide groove. A cutting motor is fixedly connected to the side of the cutting table, and the output end of the cutting motor is connected to the screw rod 1. The slider is threadedly connected to the screw rod 1, and the cutting knife is fixedly mounted on the slider.

4. A cutting tool for plastic packaging materials according to claim 3, characterized in that: The material feeding member comprises a material feeding frame and a material feeding roller. There are two material feeding frames, which are respectively fixedly connected to the cutting table and arranged opposite to each other. The material feeding roller is rotatably connected between the two material feeding frames.

5. A cutting tool for plastic packaging materials according to claim 4, characterized in that: The lifting assembly includes a stand frame 1 and a stand frame 2, which are respectively fixedly connected to the front and rear ends of the cutting table. The stand frame 1 has a through long slot 1, and the stand frame 2 has a through long slot 2, and the long slot 1 and the long slot 2 are opposite to each other.

6. A cutting tool for plastic packaging materials according to claim 5, characterized in that: The lifting assembly also includes screw rod 2, guide rod 1 and a movable plate. A lifting motor is fixedly connected to the vertical frame 1, and the output end of the lifting motor is connected to screw rod 2. The screw rod 2 is rotatably connected to one side of the bottom of the long slot 1, and the guide rod 1 is fixedly connected to the other side of the bottom of the long slot 1. One end of the movable plate is threadedly connected to screw rod 2, and the other end of the movable plate is movably connected in series to the guide rod 1.

7. A cutting tool for plastic packaging materials according to claim 6, characterized in that: The lifting assembly also includes guide rod 2, guide rod 3 and a synchronous plate. Guide rod 2 is fixedly connected to one side of the bottom of long slot 2, guide rod 3 is fixedly connected to the other side of the bottom of long slot 2, screw rod 2 is opposite to guide rod 2, guide rod 1 is opposite to guide rod 3, one end of the synchronous plate is movably connected in series to guide rod 2, and the other end of the synchronous plate is movably connected in series to guide rod 3.

8. A cutting tool for plastic packaging materials according to claim 7, characterized in that: The lower pressing member includes two pressing plates, one end of one pressing plate is fixedly connected to one side of the moving plate, and the other end is fixedly connected to one side of the synchronous plate; one end of the other pressing plate is fixedly connected to the other side of the moving plate, and the other end is fixedly connected to the other side of the synchronous plate.

9. A cutting tool for plastic packaging materials according to claim 8, characterized in that: The bottom of the pressing plate is provided with an anti-skid pad.

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