Polyethylene resin film die cutting device

Abstract

The utility model discloses a polyethylene resin film die-cutting device which comprises a machining unit, a die-cutting unit and a die-cutting unit, the machining unit comprises a workbench, the upper surface of the workbench is fixedly connected with a fixing frame, the interior of the fixing frame is fixedly connected with a hydraulic cylinder, and the output end of the hydraulic cylinder is fixedly connected with a die-cutting tool body; a cutting table is fixedly connected to the middle of the upper surface of the workbench. The flattening unit comprises a first frame and a second frame, the lower end of the first frame and the lower end of the second frame are both fixedly connected to the upper surface of the workbench, extrusion assemblies are arranged on the adjacent sides of the first frame and the second frame, and a driving motor is fixedly connected to one end of each extrusion assembly. Through the arrangement of the discharging unit, the film can be controlled to facilitate discharging and collecting, the operation difficulty is reduced, meanwhile, the film can be flattened before being cut under the cooperation of the extrusion assembly and the flattening roller, and the production efficiency and the product quality are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of film die-cutting, in particular to a polyethylene resin film die-cutting device. Background Art

[0002] Polyethylene resin film is a film material made of polyethylene resin. Polyethylene is a thermoplastic plastic. Polyethylene resin film has good chemical resistance and can resist the erosion of various acids, alkalis and other chemicals. It also has good waterproof properties and can effectively prevent moisture from penetrating. It also has excellent electrical insulation properties, making it a common choice for wire and cable insulation materials. Due to its unique properties, polyethylene resin film is widely used in many fields, such as: packaging industry, agriculture, construction industry, electronics industry, etc. When polyethylene resin film is produced, it needs to be cut into films of various shapes and sizes according to needs through a die-cutting device to meet different application requirements.

[0003] Traditional die-cutting devices mostly feed the film under the die-cutting tool during the cutting process and then directly die-cut, which makes the film prone to folding and wrinkling, resulting in wrinkles and deviations after processing, resulting in reduced product quality. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the problems existing in the above-mentioned existing polyethylene resin film die-cutting device, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a polyethylene resin film die-cutting device, which is designed to solve the problem of "the film folding and wrinkling, thereby generating wrinkles and deviations after processing, resulting in a decrease in product quality."

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a polyethylene resin film die-cutting device, comprising:

[0008] The processing unit comprises a workbench, the upper surface of the workbench is fixedly connected to a fixing frame, the interior of the fixing frame is fixedly connected to a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected to a die-cutting tool body, and the middle of the upper surface of the workbench is fixedly connected to a cutting table;

[0009] The paving unit comprises a first frame and a second frame, wherein the lower ends of the first frame and the second frame are fixedly connected to the upper surface of the workbench, and adjacent sides of the first frame and the second frame are provided with an extrusion assembly, one end of the extrusion assembly is fixedly connected to a driving motor, an output end of the driving motor is fixedly connected to a bidirectional screw rod, and an outer surface of the bidirectional screw rod is threadedly connected to a paving roller;

[0010] The unwinding unit comprises an unwinding assembly, a rewinding assembly and a waste collecting assembly. The unwinding assembly and the rewinding assembly are respectively arranged on the outer surfaces of both sides of the workbench, and the waste collecting assembly is arranged on one side of the lower surface of the fixing frame.

[0011] As a preferred solution of the polyethylene resin film die-cutting device described in the utility model, wherein: the interior of the first frame is fixedly connected with an electric slide rail, and the electric slide rail is connected to the extrusion assembly.

[0012] As a preferred solution of the polyethylene resin film die-cutting device described in the utility model, the extrusion assembly includes an extrusion frame, slide grooves are opened on both sides of the interior of the extrusion frame, one end of the bidirectional screw rod is rotatably connected to the interior of the slide groove, a second slide rod is fixedly connected to the interior of the other side of the extrusion frame, the other end of the flattening roller is slidably connected to the outer surface of the second slide rod, and a slider is fixedly connected to the outer surface of one side of the extrusion frame.

[0013] As a preferred solution of the polyethylene resin film die-cutting device described in the utility model, wherein: the interior of the second frame is fixedly connected to a first sliding rod, and the interior of the sliding block is slidably connected to the outer surface of the first sliding rod.

[0014] As a preferred solution of the polyethylene resin film die-cutting device described in the utility model, the unwinding assembly includes a bracket, the lower end of the bracket is fixedly connected to the outer surface of the workbench, one side of the upper end of the bracket is fixedly connected to a hinge, one end of the hinge is fixedly connected to a cover plate, the other side of the upper end of the bracket and the lower surface of one side of the cover plate are provided with snap fasteners, the adjacent sides of the bracket and the cover plate are provided with grooves, the adjacent sides of the bracket and the cover plate are rotatably connected with winding rollers, the winding assembly and the waste collection assembly are arranged in the same manner as the unwinding assembly, and the winding assembly and the waste collection assembly can be driven by a motor.

[0015] As a preferred solution of the polyethylene resin film die-cutting device described in the utility model, wherein: connecting blocks are provided at both ends of the flattening roller, the flattening roller is connected to the bidirectional screw rod and the second sliding rod through the connecting block, and the outer surface of the flattening roller is attached to the upper surface of the cutting table.

[0016] Beneficial effects of the utility model:

[0017] The setting of the discharge unit can control the film to facilitate discharge and collection, reduce the difficulty of operation, and at the same time, with the cooperation of the extrusion component and the flattening roller, the film can be flattened before cutting, thereby improving production efficiency and product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0019] Figure 1 A three-dimensional diagram of a polyethylene resin film die-cutting device proposed by the utility model;

[0020] Figure 2 for Figure 1 Schematic diagram of the paving unit structure;

[0021] Figure 3 for Figure 1 Schematic diagram of the discharge unit structure.

[0022] In the figure: 100, processing unit; 101, workbench; 102, fixed frame; 103, hydraulic cylinder; 104, die-cutting tool body; 105, cutting table; 200, flattening unit; 201, first frame; 202, electric slide rail; 203, extrusion assembly; 203a, extrusion frame; 203b, slide groove; 203c, slider; 204, second frame; 205, first slide bar; 206, driving motor; 207, bidirectional screw rod; 208, flattening roller; 209, second slide bar; 300, unwinding unit; 301, unwinding assembly; 301a, bracket; 301b, cover plate; 301c, snap-fit ​​piece; 301d, hinge; 301e, winding roller; 302, winding assembly; 303, waste collection assembly. DETAILED DESCRIPTION

[0023] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0024] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0025] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0026] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the embodiments of the present invention, for the sake of convenience, the cross-sectional diagrams showing the device structure will not be partially enlarged according to the general scale, and the schematic diagrams are only examples, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0027] Reference Figure 1-3 The utility model provides a polyethylene resin film die-cutting device, comprising:

[0028] The processing unit 100 includes a workbench 101, a fixing frame 102 is fixedly connected to the upper surface of the workbench 101, a hydraulic cylinder 103 is fixedly connected inside the fixing frame 102, a die-cutting tool body 104 is fixedly connected to the output end of the hydraulic cylinder 103, and a cutting table 105 is fixedly connected to the middle of the upper surface of the workbench 101;

[0029] The flattening unit 200 includes a first frame 201 and a second frame 204. The lower ends of the first frame 201 and the second frame 204 are fixedly connected to the upper surface of the workbench 101. The adjacent sides of the first frame 201 and the second frame 204 are provided with extrusion assemblies 203. The interior of the first frame 201 is fixedly connected with an electric slide rail 202, which is connected to the extrusion assembly 203. One end of the extrusion assembly 203 is fixedly connected with a driving motor 206. The output end of the driving motor 206 is fixedly connected with a bidirectional screw rod 207. The outer surface of the bidirectional screw rod 207 is threadedly connected with a flattening roller 208. Both ends of the flattening roller 208 are provided with connecting blocks. The flattening roller 208 is connected to the bidirectional screw rod 207 and the second slide rod 209 through the connecting blocks. The outer surface of the flattening roller 208 is attached to the upper surface of the cutting table 105.

[0030] The unwinding unit 300 includes an unwinding assembly 301, a rewinding assembly 302 and a waste collection assembly 303. The unwinding assembly 301 and the rewinding assembly 302 are respectively arranged on the outer surfaces of both sides of the workbench 101, and the waste collection assembly 303 is arranged on one side of the lower surface of the fixed frame 102. The die-cutting tool body 104 is driven by the hydraulic cylinder 103, so that the film can be accurately cut according to the preset mode, ensuring the cutting accuracy and product consistency. The flattening unit 200 realizes the automatic flattening of the film through the coordinated use of the electric slide rail 202 and the extrusion assembly 203, eliminates the wrinkles that may appear during the film processing, and ensures the cutting quality. The design of the bidirectional screw 207 and the flattening roller 208 makes the flattening process more stable and efficient, further improving the processing quality of the product.

[0031] The extrusion assembly 203 includes an extrusion frame 203a, and the extrusion frame 203a has two sides with slide grooves 203b, one end of the bidirectional screw rod 207 is rotatably connected to the inside of the slide groove 203b, the other side of the extrusion frame 203a is fixedly connected to the inside of the second slide rod 209, the other end of the flattening roller 208 is slidably connected to the outer surface of the second slide rod 209, and the outer surface of one side of the extrusion frame 203a is fixedly connected to the first slide rod 205. The inside of the second frame 204 is fixedly connected to the first slide rod 205, and the inside of the slide rod 203c is slidably connected to the outer surface of the first slide rod 205. By combining the slide groove 203b and the bidirectional screw rod 207, the flattening roller 208 can be controlled to roll on the upper surface of the cutting table 105, so as to smooth the film and ensure the flatness of the film. The combination of the slide rod 203c and the first slide rod 205 not only stabilizes the movement of the extrusion assembly, but also improves the flexibility and adjustment convenience of the overall structure, reduces the difficulty of operation, and greatly improves the production efficiency and product quality.

[0032] Furthermore, the unwinding assembly 301 includes a bracket 301, the lower end of the bracket 301a is fixedly connected to the outer surface of the workbench 101, a hinge 301d is fixedly connected to one side of the upper end of the bracket 301a, one end of the hinge 301d is fixedly connected to the cover plate 301b, a buckle 301c is provided on the other side of the upper end of the bracket 301a and the lower surface of one side of the cover plate 301b, the adjacent sides of the bracket 301a and the cover plate 301b are provided with grooves, and the adjacent sides of the bracket 301a and the cover plate 301b are rotatably connected to the winding roller 301e. The winding assembly 302 and the waste material collection assembly 303 are configured in the same manner as the unwinding assembly 301, and the winding assembly 302 and the waste material collection assembly 303 can be driven by a motor. Through the stable design of the bracket 301a and the flexible cooperation of the hinge 301d and the cover plate 301b, the winding roller 301e can be easily replaced or maintained, while ensuring the smooth unwinding of the coil. The design of the buckle 301c not only provides fixation and stability for the coiling roller 301e, but also allows for quick disassembly and installation, further improving the convenience of operation. The setting of the groove ensures the accurate positioning of the coiling roller 301e, avoids the deviation of the material during processing, and ensures the processing accuracy. The motor-driven winding assembly 302 and waste collection assembly 303 can automatically adjust the tension of the coiled material, ensure the flatness and winding quality of the material, and effectively collect waste, reducing the need for manual cleaning and reducing labor intensity.

[0033] During use, the winding roller 301e is first installed on the upper end of the bracket 301a through the cover plate 301b and the snap fastener 301c, and the material is covered on the outer surface of the cutting table 105, and the electric slide rail 202 is further started to control the extrusion assembly 203 to move downward, and the flattening roller 208 will contact the upper surface of the cutting table 105, and then the drive motor 206 is started to control the flattening roller 208 to move to both sides through the bidirectional screw rod 207, so that the material can be flattened, and the flattening roller 208 can tighten the material to improve the flatness after moving to the two ends of the cutting table 105, and then the die-cutting tool body 104 can be pushed for cutting through the hydraulic cylinder 103, and the finished product after cutting is rolled up by the winding assembly 302, and the scraps are collected by the waste collection assembly 303.

[0034] 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 preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A polyethylene resin film die-cutting device, characterized in that: include: The processing unit (100) comprises a workbench (101), the upper surface of the workbench (101) is fixedly connected to a fixing frame (102), the interior of the fixing frame (102) is fixedly connected to a hydraulic cylinder (103), the output end of the hydraulic cylinder (103) is fixedly connected to a die-cutting tool body (104), and the middle part of the upper surface of the workbench (101) is fixedly connected to a cutting table (105); A paving unit (200) comprises a first frame (201) and a second frame (204), wherein the lower ends of the first frame (201) and the second frame (204) are fixedly connected to the upper surface of the workbench (101), and adjacent sides of the first frame (201) and the second frame (204) are provided with extrusion assemblies (203), one end of the extrusion assembly (203) is fixedly connected to a drive motor (206), an output end of the drive motor (206) is fixedly connected to a bidirectional screw rod (207), and an outer surface of the bidirectional screw rod (207) is threadedly connected to a paving roller (208); The unwinding unit (300) comprises an unwinding assembly (301), a rewinding assembly (302) and a waste collection assembly (303), wherein the unwinding assembly (301) and the rewinding assembly (302) are respectively arranged on the outer surfaces of both sides of the workbench (101), and the waste collection assembly (303) is arranged on one side of the lower surface of the fixed frame (102).

2. A polyethylene resin film die-cutting device according to claim 1, characterized in that: The first frame (201) is fixedly connected inside with an electric slide rail (202), and the electric slide rail (202) is connected to the extrusion assembly (203).

3. A polyethylene resin film die-cutting device according to claim 1, characterized in that: The extrusion assembly (203) comprises an extrusion frame (203a), wherein slide grooves (203b) are provided on both sides of the interior of the extrusion frame (203a), one end of the bidirectional screw rod (207) is rotatably connected to the interior of the slide groove (203b), a second slide rod (209) is fixedly connected to the interior of the other side of the extrusion frame (203a), the other end of the flattening roller (208) is slidably connected to the outer surface of the second slide rod (209), and a slider (203c) is fixedly connected to the outer surface of one side of the extrusion frame (203a).

4. A polyethylene resin film die-cutting device according to claim 3, characterized in that: The interior of the second frame (204) is fixedly connected to a first sliding rod (205), and the interior of the sliding block (203c) is slidably connected to the outer surface of the first sliding rod (205).

5. A polyethylene resin film die-cutting device according to claim 1, characterized in that: The unwinding assembly (301) comprises a bracket (301a), the lower end of the bracket (301a) is fixedly connected to the outer surface of the workbench (101), one side of the upper end of the bracket (301a) is fixedly connected to a hinge (301d), one end of the hinge (301d) is fixedly connected to a cover plate (301b), the other side of the upper end of the bracket (301a) and the lower surface of one side of the cover plate (301b) are provided with a snap-fitting member (301c), adjacent sides of the bracket (301a) and the cover plate (301b) are provided with grooves, adjacent sides of the bracket (301a) and the cover plate (301b) are rotatably connected to a winding roller (301e), the winding assembly (302) and the waste collection assembly (303) are arranged in the same manner as the unwinding assembly (301), and the winding assembly (302) and the waste collection assembly (303) can be driven by a motor.

6. A polyethylene resin film die-cutting device according to claim 1, characterized in that: Both ends of the flattening roller (208) are provided with connecting blocks, and the flattening roller (208) is connected to the bidirectional screw rod (207) and the second sliding rod (209) through the connecting blocks, and the outer surface of the flattening roller (208) is attached to the upper surface of the cutting table (105).

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