Film unwinding, winding and punching device

Abstract

The utility model discloses a film unwinding and winding punching device which comprises an installation frame, a workbench is fixedly connected to the top end of the installation frame, a supporting frame is fixedly connected to the top end of the workbench, and a punching machine body is installed on the supporting frame. The folding and unfolding mechanism comprises folding and unfolding frames symmetrically mounted on the mounting frame, the two folding and unfolding frames are arranged on the two sides of the workbench correspondingly, and folding and unfolding assemblies are mounted on the folding and unfolding frames correspondingly; the tensioning mechanism comprises two tensioning assemblies which are symmetrically arranged, the two tensioning assemblies are arranged between the two folding and unfolding frames and the workbench respectively, and the tensioning assemblies are vertically connected to the mounting frame in a sliding mode; the material box is mounted at the bottom of the mounting frame; the conveying mechanism is mounted on the mounting frame, and the conveying mechanism is used for conveying the punching parts on the workbench into the material box; wherein a supporting assembly is mounted at the bottom of the mounting frame. Through cooperation of the two tensioning assemblies, it is guaranteed that the thin film is kept in a tensioning state in the punching process, and punching machining is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of punching devices, in particular to a film unwinding, rewinding and punching device. Background Art

[0002] A film is a thin and soft transparent sheet made of plastic, adhesive, rubber or other materials. The scientific explanation of a film is: a two-dimensional material formed by depositing atoms, molecules or ions on the surface of a substrate. Examples: optical film, composite film, superconducting film, polyester film, nylon film, plastic film, etc. A film unwinding, rewinding and punching device is required in the processing of films.

[0003] At present, the film unwinding, rewinding and punching machines on the market generally carry out the processes of unwinding and rewinding the punched films. The film is fixed relatively loosely at the unwinding position and is prone to position deviation. During the process of rewinding the film, manual position adjustment is required from time to time. The film is wound around the rewinding reel in a messy manner, and a large amount of time will be wasted during the adjustment process. Therefore, the utility model provides a film unwinding, rewinding and punching device. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a film unwinding, rewinding and punching device to solve the problems existing in the prior art.

[0005] To achieve the above purpose, the utility model provides the following scheme: The utility model provides a film unwinding, rewinding and punching device, including:

[0006] A mounting frame, the top of the mounting frame is fixedly connected with a workbench, the top of the workbench is fixedly connected with a support frame, and a punching machine body is installed on the support frame;

[0007] A winding and unwinding mechanism, the winding and unwinding mechanism includes winding and unwinding frames symmetrically installed on the mounting frame, the two winding and unwinding frames are respectively arranged on both sides of the workbench, and winding and unwinding components are respectively installed on the winding and unwinding frames;

[0008] A tensioning mechanism, the tensioning mechanism includes two symmetrically arranged tensioning components, the two tensioning components are respectively arranged between the two winding and unwinding frames and the workbench, and the tensioning components are vertically slidably connected to the mounting frame;

[0009] A material box, the material box is installed at the bottom of the mounting frame;

[0010] A conveying mechanism, the conveying mechanism is installed on the mounting frame, and the conveying mechanism is used to convey the punched parts on the workbench into the material box;

[0011] Wherein, a support component is installed at the bottom of the mounting frame.

[0012] According to the film unwinding, rewinding and punching device provided by the present utility model, the winding and unwinding assembly includes a mounting shaft vertically and rotatably connected to the winding and unwinding frame. A positioning plate is slidably connected to the mounting shaft. A plurality of support rods are circumferentially and equidistantly fixedly connected to one side of the positioning plate. A positioning nut is rotatably connected to the other side of the positioning plate. The positioning nut is threadedly connected to one end of the mounting shaft. A winding and unwinding motor is fixedly connected to the winding and unwinding frame. The output shaft of the winding and unwinding motor is axially connected to the mounting shaft. Two guiding assemblies are rotatably connected to the mounting frame. The guiding assembly includes two parallel transmission rollers, and the transmission rollers are rotatably connected to the mounting frame.

[0013] According to the film unwinding, rewinding and punching device provided by the present utility model, the tensioning assembly includes a mounting plate fixedly connected to the mounting frame. Slide rods are symmetrically and vertically fixedly connected to the mounting plate. Sliders are respectively slidably connected to the slide rods. A tensioning roller is rotatably connected between the two sliders. The tensioning roller is located between the two transmission rollers. A threaded hole is formed in one side of the slider. A positioning bolt is threadedly connected in the threaded hole. The positioning bolt abuts against the slide rod. The cross-sectional shape of the slide rod is rectangular.

[0014] According to the film unwinding, rewinding and punching device provided by the present utility model, the conveying mechanism includes two conveying rollers and two conveying shafts. The two conveying rollers are symmetrically rotatably connected to the mounting frame and are located below the workbench. The two conveying shafts are symmetrically rotatably connected to both sides of the workbench. A conveying motor is fixedly connected to the mounting frame. The conveying motor is axially connected to one of the conveying shafts. Between the two conveying shafts, between the two conveying rollers, and between the conveying roller and the conveying shaft, they are in transmission cooperation through an annular conveyor belt. The annular conveyor belt passes through the top surface of the workbench.

[0015] According to the film unwinding, rewinding and punching device provided by the present utility model, a positioning assembly is installed at the top end of the mounting frame. The positioning assembly includes an electric control telescopic rod fixedly connected to the top of the side of the mounting frame. A backing plate is fixedly connected to the top end of the electric control telescopic rod. A guiding roller is rotatably connected to the bottom surface of the backing plate. The guiding roller is located above one of the conveying shafts, and the axis of the guiding roller and the axis of the conveying shaft are in the same vertical plane.

[0016] According to the film unwinding, rewinding and punching device provided by the present utility model, several groups of support components are arranged at the bottom of the mounting frame. The support component includes a threaded rod vertically and threadedly connected to the bottom of the mounting frame. The bottom of the threaded rod is rotatably connected to a support plate through a universal ball head.

[0017] The present utility model discloses the following technical effects:

[0018] When the utility model is in use, the roller around which the film is wound is installed on one of the winding and unwinding components. This winding and unwinding component replaces the unwinding part, and the other winding and unwinding component serves as the winding part. The film passes through the tensioning component near the unwinding part, reaches the top surface of the workbench, and then passes through another set of tensioning components and is finally fixed on the winding and unwinding component of the winding part. The winding and unwinding parts cooperate, and punching and cutting are performed through the punching and cutting machine body. The formed film is conveyed into the material box through the conveying mechanism, and the punched film is wound onto the winding and unwinding mechanism.

[0019] Through the cooperation of two groups of tensioning components, the utility model ensures that the film remains in a tensioned state during the punching and cutting process, facilitating punching and cutting processing. Brief Description of the Drawings

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required to be used in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0021] Figure 1 Structural schematic of the film unwinding, winding, punching and cutting device of the present utility model Figure Ⅰ ;

[0022] Figure 2 For Figure 1 The enlarged view of part A in

[0023] Figure 3 Structural schematic of the film unwinding, winding, punching and cutting device of the present utility model Figure Ⅱ ;

[0024] Figure 4 For Figure 3 The enlarged view of part B in

[0025] Figure 5 For Figure 3 The enlarged view of part C in

[0026] Wherein, 1. mounting frame; 2. workbench; 3. support frame; 4. punching and cutting machine body; 5. winding and unwinding frame; 6. material box; 7. positioning plate; 8. support rod; 9. positioning nut; 10. winding and unwinding motor; 11. mounting plate; 12. sliding rod; 13. tensioning roller; 14. conveying roller; 15. conveying shaft; 16. conveying motor; 17. annular conveyor belt; 18. electric control telescopic rod; 19. backing plate; 20. guiding roller; 21. threaded rod; 22. support plate; 23. slider. Detailed Embodiments

[0027] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0028] To make the above objects, features, and advantages of the present invention more obvious and understandable, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0029] Refer to Figures 1-5 , the present invention provides a film unwinding, rewinding, and punching device, including:

[0030] An installation frame 1, a workbench 2 is fixedly connected to the top end of the installation frame 1, a support frame 3 is fixedly connected to the top end of the workbench 2, and a punching machine body 4 is installed on the support frame 3;

[0031] A winding and unwinding mechanism, the winding and unwinding mechanism includes winding and unwinding frames 5 symmetrically installed on the installation frame 1, the two winding and unwinding frames 5 are respectively arranged on both sides of the workbench 2, and winding and unwinding components are respectively installed on the winding and unwinding frames 5;

[0032] A tensioning mechanism, the tensioning mechanism includes two symmetrically arranged tensioning components, the two tensioning components are respectively arranged between the two winding and unwinding frames 5 and the workbench 2, and the tensioning components are vertically slidably connected to the installation frame 1;

[0033] A material box 6, the material box 6 is installed at the bottom of the installation frame 1;

[0034] A conveying mechanism, the conveying mechanism is installed on the installation frame 1, and the conveying mechanism is used to convey the punched parts on the workbench 2 into the material box 6;

[0035] Among them, a support component is installed at the bottom of the installation frame 1.

[0036] When the present invention is used, a roller wound with a film is installed on one of the winding and unwinding components. This winding and unwinding component replaces the unwinding part, and the other winding and unwinding component serves as the rewinding part. The film passes through the tensioning component near the unwinding part, reaches the top surface of the workbench 2, and passes through the other set of tensioning components and is finally fixed on the winding and unwinding component of the rewinding part. The rewinding and unwinding parts cooperate, and punching processing is performed by the punching machine body 4. The formed film is conveyed into the material box 6 through the conveying mechanism, and the punched film is wound onto the winding and unwinding mechanism.

[0037] The present invention ensures that the film remains in a tensioned state during the punching process through the cooperation of two sets of tensioning components, which is convenient for punching processing.

[0038] For a further optimized solution, the winding and unwinding assembly includes a mounting shaft vertically rotatably connected to the winding and unwinding frame 5. A positioning plate 7 is slidably connected to the mounting shaft. A plurality of support rods 8 are fixedly connected to one side of the positioning plate 7 at equal circumferential intervals. A positioning nut 9 is rotatably connected to the other side of the positioning plate 7. The positioning nut 9 is threadedly connected to one end of the mounting shaft. A winding and unwinding motor 10 is fixedly connected to the winding and unwinding frame 5. The output shaft of the winding and unwinding motor 10 is axially connected to the mounting shaft. Two guiding assemblies are rotatably connected to the mounting frame 1. Each guiding assembly includes two parallel transmission drive rollers rotatably connected to the mounting frame 1.

[0039] For a further optimized solution, the tensioning assembly includes a mounting plate 11 fixedly connected to the mounting frame 1. Slide rods 12 are symmetrically and vertically fixedly connected to the mounting plate 11. Sliders 23 are respectively slidably connected to the slide rods 12. A tensioning roller 13 is rotatably connected between the two sliders 23. The tensioning roller 13 is located between the two transmission drive rollers. A threaded hole is formed in one side of the slider 23. A positioning bolt is threadedly connected in the threaded hole and abuts against the slide rod 12. The cross-sectional shape of the slide rod 12 is rectangular.

[0040] By adjusting the height of the slider 23 through the positioning bolt, the tensioning degree can be adjusted.

[0041] A transmission drive roller is installed at the top of the mounting frame 1. One of the winding and unwinding assemblies is used for unwinding, and the other is used for winding. The unwinding part fixes a film roller. The end of the film passes through the first transmission drive roller, the tensioning roller 13, the second transmission drive roller and reaches the top of the annular conveyor belt 17, and is advanced through the guiding roller 20 in cooperation with the annular conveyor belt 17. Then it passes through another set of guiding assemblies and the tensioning assembly, and finally is fixed to the other winding and unwinding assembly.

[0042] For a further optimized solution, the conveying mechanism includes two conveying rollers 14 and two conveying shafts 15. The two conveying rollers 14 are symmetrically rotatably connected to the mounting frame 1 and are located below the workbench 2. The two conveying shafts 15 are symmetrically rotatably connected to both sides of the workbench 2. A conveying motor 16 is fixedly connected to the mounting frame 1. The conveying motor 16 is axially connected to one of the conveying shafts 15. Between the two conveying shafts 15, between the two conveying rollers 14, and between the conveying roller 14 and the conveying shaft 15, they are in transmission cooperation through the annular conveyor belt 17. The annular conveyor belt 17 passes through the top surface of the workbench 2.

[0043] The annular conveyor belt 17 is arranged on the top surface of the workbench 2 and is located above the annular conveyor belt 17.

[0044] By driving one of the conveying shafts 15 to rotate through the conveying motor 16, the rotation of the conveying shaft 15 drives the whole to achieve transmission through the annular conveyor belt 17. The setting of the annular conveyor belt 17 can convey the cut and formed film into the material box 6 below.

[0045] For a further optimized solution, a positioning component is installed at the top of the mounting frame 1. The positioning component includes an electric control telescopic rod 18 fixedly connected to the top of the side surface of the mounting frame 1. The top of the electric control telescopic rod 18 is fixedly connected with a backing plate 19. The bottom surface of the backing plate 19 is rotatably connected with a guiding roller 20. The guiding roller 20 is located above one of the conveying shafts 15, and the axis of the guiding roller 20 and the axis of the conveying shaft 15 are in the same vertical plane.

[0046] Through the setting of the electric control telescopic rod 18, the corresponding height of the backing plate 19 can be adjusted. By cooperating the guiding roller 20 with the conveying roller 14, the stable and flat conveying of the film can be realized.

[0047] For a further optimized solution, several groups of supporting components are arranged at the bottom of the mounting frame 1. The supporting component includes a threaded rod 21 vertically connected to the bottom of the mounting frame 1 in a threaded manner. The bottom of the threaded rod 21 is rotatably connected with a supporting plate 22 through a universal ball head.

[0048] Through the setting of the universal ball head, the angle of the supporting plate 22 can be relatively adjusted, so that the supporting plate 22 can be inclined correspondingly according to the flatness of the placement area, ensuring the stability of the device.

[0049] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0050] The embodiments described above are only for describing the preferred mode of the present utility model, and do not limit the scope of the present utility model. Without departing from the design spirit of the present utility model, various deformations and improvements made by those of ordinary skill in the art to the technical solution of the present utility model should fall within the protection scope determined by the claims of the present utility model.

Claims

1. A film unwinding, rewinding and punching device, characterized in that: include: A mounting frame (1), the top of the mounting frame (1) being fixedly connected to a workbench (2), the top of the workbench (2) being fixedly connected to a support frame (3), and a punching machine body (4) being mounted on the support frame (3); A retractable mechanism, the retractable mechanism comprising a retractable frame (5) symmetrically mounted on the mounting frame (1), the two retractable frames (5) being respectively arranged on two sides of the workbench (2), and the retractable frames (5) being respectively mounted with retractable components; A tensioning mechanism, the tensioning mechanism comprising two symmetrically arranged tensioning assemblies, the two tensioning assemblies being respectively arranged between the two retractable racks (5) and the workbench (2), the tensioning assemblies being vertically slidably connected to the mounting frame (1); A material box (6), wherein the material box (6) is mounted at the bottom of the mounting frame (1); A conveying mechanism, the conveying mechanism being mounted on the mounting frame (1), the conveying mechanism being used to convey the punched parts on the workbench (2) into a material box (6); Wherein, a supporting assembly is installed at the bottom of the mounting frame (1).

2. The film unwinding, rewinding and punching device according to claim 1, characterized in that: The retractable assembly comprises a mounting shaft vertically rotatably connected to the retractable frame (5), a positioning plate (7) being slidably connected to the mounting shaft, a plurality of support rods (8) being fixedly connected to one side of the positioning plate (7) at circumferentially equal intervals, a positioning nut (9) being rotatably connected to the other side of the positioning plate (7), the positioning nut (9) being threadedly connected to one end of the mounting shaft, a retractable motor (10) being fixedly connected to the retractable frame (5), an output shaft of the retractable motor (10) being axially connected to the mounting shaft, two sets of guide assemblies being rotatably connected to the mounting frame (1), the guide assemblies comprising two parallel transmission rollers, the transmission rollers being rotatably connected to the mounting frame (1).

3. The film unwinding, rewinding and punching device according to claim 2, characterized in that: The tensioning assembly comprises a mounting plate (11) fixedly connected to the mounting frame (1), a sliding rod (12) symmetrically and vertically fixedly connected to the mounting plate (11), a slider (23) slidably connected to each of the sliding rods (12), a tensioning roller (13) rotatably connected between the two sliders (23), the tensioning roller (13) being located between the two transmission rollers, a threaded hole being provided on one side of the slider (23), a positioning bolt being threadedly connected in the threaded hole, the positioning bolt being in contact with the sliding rod (12), and the cross-sectional shape of the sliding rod (12) being rectangular.

4. The film unwinding, rewinding and punching device according to claim 1, characterized in that: The conveying mechanism comprises two conveying rollers (14) and two conveying shafts (15); the two conveying rollers (14) are symmetrically connected to the mounting frame (1) and are located below the workbench (2); the two conveying shafts (15) are symmetrically connected to the two sides of the workbench (2); a conveying motor (16) is fixedly connected to the mounting frame (1); the conveying motor (16) is axially connected to one of the conveying shafts (15); the two conveying shafts (15), the two conveying rollers (14), and the conveying rollers (14) and the conveying shafts (15) are matched through a ring-shaped conveying belt (17); and the ring-shaped conveying belt (17) passes through the top surface of the workbench (2).

5. The film unwinding, rewinding and punching device according to claim 4, characterized in that: A positioning assembly is installed at the top of the mounting frame (1), and the positioning assembly comprises an electrically controlled telescopic rod (18) fixedly connected to the top of the side of the mounting frame (1), a pad (19) is fixedly connected to the top of the electrically controlled telescopic rod (18), and a guide roller (20) is rotatably connected to the bottom of the pad (19), and the guide roller (20) is located above one of the conveying shafts (15), and the axis of the guide roller (20) and the axis of the conveying shaft (15) are located in the same vertical plane.

6. The film unwinding, rewinding and punching device according to claim 1, characterized in that: The support assembly is provided with a plurality of groups at the bottom of the mounting frame (1), and the support assembly comprises a threaded rod (21) vertically threadedly connected to the bottom of the mounting frame (1), and the bottom of the threaded rod (21) is rotatably connected to a support plate (22) via a universal ball head.

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