Apparatus for producing a solventless laminated packaging film

Abstract

The utility model discloses a production device of solventless composite packaging film, including base, the base top is equipped with the compression component, the base top is equipped with the cutting component, the compression component includes with the fixed connection of base top one side's fixed frame, the through -going opening of fixed frame top, with the gear rack of through -going opening link, with the gear of gear rack one side link, with the pivot of gear fixed connection, with the rubber roller of gear rack bottom fixed connection, with the first support roller of fixed frame inner wall link and be used for the power component of gear rotation, the utility model discloses a base, compression component and cutting component are arranged, solved the solventless composite packaging film of current when producing, usually will smear solventless adhesive on the base material film, then will another layer film press to the base material film, but when pressing, usually pressure is relatively fixed, there is certain limitation, and after pressing, the edge of film is easy to appear irregular situation, thereby lead to the problem of practicality to be bad.

Description

Technical Field

[0001] This utility model relates to the field of composite packaging film production technology, specifically to a production apparatus for solvent-free composite packaging films. Background Technology

[0002] Composite packaging film is a packaging material made of multiple layers of film through printing, lamination and other processes. According to the material, it is divided into two categories: plastic-plastic composite and aluminum-plastic composite. The number of structural layers ranges from two to five. Common combinations include PET / PE, PET / NY / PE, PET / AL / NY / PE, etc. Its raw materials include plastic film, aluminum foil, metallized film and paper. The production process includes dry lamination, solvent-free lamination, extrusion lamination and other types.

[0003] Currently, solvent-free composite packaging films are typically produced by applying a solvent-free adhesive to a base film and then pressing another film onto the base film. However, the pressure during pressing is usually relatively fixed, which has certain limitations. Moreover, after pressing, the edges of the film are prone to irregularities, resulting in reduced practicality. Utility Model Content

[0004] The purpose of this invention is to address the shortcomings of existing technologies by providing a production apparatus for solvent-free composite packaging films. This solves the problem mentioned in the background art that, during the production of existing solvent-free composite packaging films, a solvent-free adhesive is usually applied to a substrate film, and then another film is pressed onto the substrate film. However, during the pressing process, the pressure is usually relatively fixed, which has certain limitations. Moreover, after pressing, the edges of the film are prone to irregularities, resulting in poor practicality.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a production device for solvent-free composite packaging film, including a base, a pressing component on the top of the base, and a cutting component on the top of the base;

[0006] The pressing component includes a fixed frame fixedly connected to one side of the top of the base, a through opening on the top of the fixed frame, a rack connected to the through opening, a gear connected to one side of the rack, a rotating shaft fixedly connected to the gear, a rubber roller fixedly connected to the bottom of the rack, a first support roller connected to the inner wall of the fixed frame, and a power component for rotating the gear. The gear meshes with the rack, the rack is slidably connected to the through opening, and the first support roller is rotatably connected to the fixed frame.

[0007] Preferably, the cutting component includes a mounting bracket fixedly connected to one side of the top of the base, a second support roller connected to the inner wall of the mounting bracket, a cylinder fixedly connected to the top of the mounting bracket, a fixed seat fixedly connected to the output end of the cylinder, a groove formed at the bottom of the fixed seat, sliders respectively connected to both sides of the groove, a connecting rod fixedly connected to the bottom of the slider, and a cutter fixedly connected to the bottom of the connecting rod. The slider is slidably connected to the groove, and the second support roller is rotatably connected to the mounting bracket.

[0008] Preferably, the power component includes a worm gear fixedly connected to the outside of the rotating shaft, a worm connected to the top of the worm gear, and a first motor fixedly connected to one end of the worm gear, wherein the worm gear meshes with the worm gear.

[0009] Preferably, a second motor is fixedly connected to one side of the fixed base, and a bidirectional screw is fixedly connected to the output end of the second motor. The bidirectional screw is screwed to the slider and rotatably connected to the fixed base.

[0010] Preferably, guide grooves are provided on both sides of the fixed frame, and guide blocks are fixedly connected to both sides of the rubber roller, with the guide blocks slidably connected to the guide grooves.

[0011] Preferably, guide rods are fixedly connected to both sides of the top of the fixed base, and the guide rods pass through the mounting frame and are slidably connected to the mounting frame.

[0012] Preferably, a first guide roller is fixedly connected to one side of the top of the base, and a second guide roller is fixedly connected to the top of the base and to one side of the first guide roller.

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

[0014] 1. By setting up a base and pressing components, the first motor can drive the worm gear to rotate, which in turn drives the worm wheel to rotate, which in turn drives the shaft and gear to rotate, which in turn drives the rack to move vertically, which in turn moves the rubber roller vertically, thereby adjusting the height of the rubber roller. The pressing pressure can be adjusted according to the needs, which can improve the applicability and dynamically adjust the pressing pressure, thus greatly improving practicality.

[0015] 2. With the addition of a cutting component, the cylinder can push the fixed base to move vertically, which in turn drives the two cutters to move vertically. The second motor can drive the bidirectional screw to rotate, which causes the two sliders to move in opposite directions, thereby driving the cutters to move in opposite directions. The distance between the two cutters can be controlled according to the cutting requirements. The cutters can cut the irregular edges of the pressed film, ensuring product quality and further improving practicality. Attached Figure Description

[0016] Figure 1This is a three-dimensional structural diagram of the present invention;

[0017] Figure 2 This is a front view of the present invention;

[0018] Figure 3 For the present utility model Figure 2 A three-dimensional cross-sectional view at point AA;

[0019] Figure 4 For the present utility model Figure 2 3D cross-sectional view at point BB;

[0020] Figure 5 This is the left view of the present invention;

[0021] Figure 6 For the present utility model Figure 5 A three-dimensional cross-sectional view at point CC;

[0022] Figure 7 For the present utility model Figure 6 Enlarged view of point D in the middle.

[0023] In the diagram: 1. Base; 21. Fixing frame; 22. Through-hole; 23. Rack; 24. Gear; 25. Rotating shaft; 26. Rubber roller; 27. First support roller; 31. Mounting frame; 32. Second support roller; 33. Cylinder; 34. Fixing seat; 35. Slide groove; 36. Slider; 37. Connecting rod; 38. Cutter; 41. Worm gear; 42. Worm; 43. First motor; 51. Second motor; 52. Bidirectional screw; 61. Guide groove; 62. Guide block; 71. Guide rod; 81. First guide roller; 82. Second guide roller. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] Please see Figure 1 , Figure 2 , Figure 3 , Figure 5 , Figure 6 as well as Figure 7This utility model provides a technical solution: a production device for solvent-free composite packaging film, including a base 1, a pressing component on the top of the base 1, and a cutting component on the top of the base 1. The pressing component includes a fixing frame 21 fixedly connected to one side of the top of the base 1, an opening 22 on the top of the fixing frame 21, a rack 23 connected to the opening 22, a gear 24 connected to one side of the rack 23, a rotating shaft 25 fixedly connected to the gear 24, a rubber roller 26 fixedly connected to the bottom of the rack 23, a first support roller 27 connected to the inner wall of the fixing frame 21, and a power component for rotating the gear 24. Gear 24 meshes with rack 23, rack 23 is slidably connected to through-hole 22, first support roller 27 is rotatably connected to fixed frame 21, through-hole 22 can limit rack 23 to prevent rack 23 from moving horizontally, first support roller 27 can support film, rotation of shaft 25 can cause gear 24 to rotate, gear 24 rotation can drive rack 23 to move vertically, rack 23 movement can drive rubber roller 26 to move vertically, can control the vertical pressure of rubber roller 26, can adapt to different pressing requirements, power component includes worm gear 41 fixedly connected to the outside of shaft 25. The worm 42 is connected to the top of the worm gear 41, and a first motor 43 is fixedly connected to one end of the worm 42. The worm 42 meshes with the worm gear 41. The operation of the first motor 43 can drive the worm 42 to rotate, which in turn drives the worm gear 41 to rotate. The rotation of the worm gear 41 can drive the rotating shaft 25 to rotate, thereby providing power for the rotation of the gear 24. At the same time, the self-locking characteristics of the worm gear 41 and worm 42 can prevent the gear 24 from rotating arbitrarily, thereby improving the working stability of the rubber roller 26. Guide grooves 61 are respectively opened on both sides of the fixed frame 21, and the rubber roller 26 is fixedly connected to both sides. A guide block 62 is attached, and the guide block 62 is slidably connected to the guide groove 61. The vertical movement of the rubber roller 26 can drive the guide block 62 to move. The guide block 62 can guide the movement of the rubber roller 26 and prevent the rubber roller 26 from tilting when moving vertically. A first guide roller 81 is fixedly connected to one side of the top of the base 1, and a second guide roller 82 is fixedly connected to the top of the base 1 and to one side of the first guide roller 81. The film can pass from the top of the first guide roller 81 to the bottom of the second guide roller 82, and then to the top of the first support roller 27. The film can be tensioned to avoid loosening and affecting the pressing operation.

[0026] Please see Figure 1 , Figure 2 as well as Figure 4The cutting component includes a mounting frame 31 fixedly connected to one side of the top of the base 1, a second support roller 32 connected to the inner wall of the mounting frame 31, a cylinder 33 fixedly connected to the top of the mounting frame 31, a fixed seat 34 fixedly connected to the output end of the cylinder 33, a groove 35 formed at the bottom of the fixed seat 34, sliders 36 respectively connected to both sides of the groove 35, a connecting rod 37 fixedly connected to the bottom of the sliders 36, and a cutter 38 fixedly connected to the bottom of the connecting rod 37. The sliders 36 are slidably connected to the groove 35, and the second support roller 32 is rotatably connected to the mounting frame 31. The second support roller 32 can support the film. The operation of the cylinder 33 can push the fixed seat 34 to move vertically. The vertical movement of the fixed seat 34 can drive the two cutters 38 to move vertically. The movement of the cutters 38 can contact the film and cut the edge of the film. The edges are trimmed according to the rules to ensure the quality of film production. A second motor 51 is fixedly connected to one side of the fixed base 34. A bidirectional screw 52 is fixedly connected to the output end of the second motor 51. The bidirectional screw 52 is screwed to the slider 36 and rotatably connected to the fixed base 34. When the second motor 51 works, it can drive the bidirectional screw 52 to rotate. The rotation of the bidirectional screw 52 can drive the two sliders 36 to move in opposite directions, which in turn can drive the two cutters 38 to move in opposite directions. This allows for adjustment of the spacing between the cutters 38 to adapt to different cutting needs. Guide rods 71 ​​are fixedly connected to both sides of the top of the fixed base 34. The guide rods 71 ​​pass through the mounting frame 31 and are slidably connected to the mounting frame 31. Vertical movement of the fixed base 34 can drive the guide rods 71 ​​to move. The guide rods 71 ​​can guide the movement of the fixed base 34 and improve the vertical movement stability of the cutters 38.

[0027] Working principle: During operation, starting the second motor 51 drives the bidirectional screw 52 to rotate. The rotation of the bidirectional screw 52 causes the two sliders 36 to move in opposite directions, which in turn causes the cutter 38 to move in opposite directions, allowing adjustment of the spacing between the cutters 38. Starting the first motor 43 drives the worm gear 42 to rotate. The rotation of the worm gear 42 drives the worm wheel 41 to rotate. The rotation of the worm wheel 41 drives the rotating shaft 25 to rotate. The rotation of the rotating shaft 25 drives the gear 24 to rotate. The rotation of the gear 24 drives the rack 23 to move vertically. When the rack 23 moves, it can... The rubber roller 26 is moved vertically, and its vertical position can be adjusted as needed to regulate the pressure. The film passes between the rubber roller 26 and the first support roller 27. The rubber roller 26 can press the film together. The cylinder 33 can push the fixed seat 34 down, and the fixed seat 34 can drive the cutter 38 down. The pressed film is cut by the cutter 38, which can remove irregular edges. The above is the working process of the whole device. All contents not described in detail in this specification are existing technologies known to those skilled in the art.

[0028] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A production apparatus for solvent-free composite packaging film, comprising a base (1), characterized in that: The base (1) is provided with a pressing component on the top and a cutting component on the top; The pressing component includes a fixed frame (21) fixedly connected to one side of the top of the base (1), a through-hole (22) opened on the top of the fixed frame (21), a rack (23) connected to the through-hole (22), a gear (24) connected to one side of the rack (23), a rotating shaft (25) fixedly connected to the gear (24), a rubber roller (26) fixedly connected to the bottom of the rack (23), a first support roller (27) connected to the inner wall of the fixed frame (21), and a power component for rotating the gear (24). The gear (24) meshes with the rack (23), the rack (23) is slidably connected to the through-hole (22), and the first support roller (27) is rotatably connected to the fixed frame (21).

2. The production apparatus for solvent-free composite packaging film according to claim 1, characterized in that: The cutting component includes a mounting bracket (31) fixedly connected to one side of the top of the base (1), a second support roller (32) connected to the inner wall of the mounting bracket (31), a cylinder (33) fixedly connected to the top of the mounting bracket (31), a fixed seat (34) fixedly connected to the output end of the cylinder (33), a groove (35) opened at the bottom of the fixed seat (34), a slider (36) connected to both sides of the groove (35), a connecting rod (37) fixedly connected to the bottom of the slider (36), and a cutter (38) fixedly connected to the bottom of the connecting rod (37). The slider (36) is slidably connected to the groove (35), and the second support roller (32) is rotatably connected to the mounting bracket (31).

3. The production apparatus for solvent-free composite packaging film according to claim 1, characterized in that: The power unit includes a worm gear (41) fixedly connected to the outside of the rotating shaft (25), a worm (42) connected to the top of the worm gear (41), and a first motor (43) fixedly connected to one end of the worm (42), wherein the worm (42) meshes with the worm gear (41).

4. The production apparatus for solvent-free composite packaging film according to claim 2, characterized in that: A second motor (51) is fixedly connected to one side of the fixed base (34), and a bidirectional screw (52) is fixedly connected to the output end of the second motor (51). The bidirectional screw (52) is screwed to the slider (36), and the bidirectional screw (52) is rotatably connected to the fixed base (34).

5. The production apparatus for solvent-free composite packaging film according to claim 1, characterized in that: The fixed frame (21) has guide grooves (61) on both sides, and guide blocks (62) are fixedly connected to both sides of the rubber roller (26). The guide blocks (62) are slidably connected to the guide grooves (61).

6. The production apparatus for solvent-free composite packaging film according to claim 2, characterized in that: Guide rods (71) are fixedly connected to the top two sides of the fixed base (34), and the guide rods (71) pass through the mounting frame (31) and are slidably connected to the mounting frame (31).

7. The production apparatus for solvent-free composite packaging film according to claim 1, characterized in that: A first guide roller (81) is fixedly connected to one side of the top of the base (1), and a second guide roller (82) is fixedly connected to the top of the base (1) and to one side of the first guide roller (81).

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