Food packaging film cutting device

Abstract

The utility model relates to the technical field of packaging film production, and discloses a food packaging film cutting device which comprises a workbench and a film cutter, the top of the workbench is fixedly connected with a first support, the top of the first support is fixedly connected with two air cylinders, the bottoms of the two air cylinders penetrate through the first support and are fixedly connected with an adjusting frame, and the adjusting frame is fixedly connected with the film cutter. A mounting plate is fixedly connected to the bottom of the adjusting frame, a mounting groove is formed in the bottom of the mounting plate, limiting grooves are formed in the side walls of the mounting groove correspondingly, a cavity is formed in the mounting plate, sleeves are fixedly connected to the left inner wall and the right inner wall of the cavity correspondingly, and the sides, close to each other, of the sleeves are sleeved with sliding rods correspondingly; the interiors of the sleeves are fixedly connected with first springs correspondingly, and the sides, close to each other, of the sliding rods are fixedly connected with push plates correspondingly. According to the food packaging film cutting-off device, the film cutting knife can be disassembled, then the film cutting knife can be quickly disassembled and assembled, and the damaged film cutting knife can be conveniently replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging films, in particular to a food packaging film cutting device. Background Art

[0002] Packaging film is mainly made of mixed extrusion of several different brands of resins. It has the advantages of puncture resistance, super strength and high performance. It can be used to wrap the goods stacked on the pallet to make the packaging more stable and tidy, and it can also play a waterproof role. Therefore, it is widely used in foreign trade export, papermaking, hardware, plastic chemicals, building materials, food and medicine industries. Food packaging film is a packaging film used to wrap the surface of food.

[0003] Chinese patent authorization announcement number CN 219906422 U discloses a packaging color film cutting device, including an operating table, support feet are fixedly installed around the bottom of the operating table, a packaging table is fixedly installed on the top of the operating table, a fixing frame is fixedly installed on the top of the operating table on one side of the packaging table, and the cross-section of the fixing frame is set in a concave shape, a support plate is fixedly installed on the top of the inner top of the fixing frame, and a film cutting knife is arranged inside the support plate, and a driving structure is arranged inside the fixing frame. By arranging the driving structure and the guide structure, the packaging film can be effectively cut automatically, thereby improving the practicality of the device, the output end of the driving motor drives the guide rod, when the guide rod drives the eccentric wheel to rotate to the other side, the eccentric wheel pushes the guide wheel and the mounting seat, and at the same time, the rolling of the guide wheel can reduce friction, and the mounting seat pushes the film cutting knife through the push rod, and the reset spring on the push rod is deformed to generate elastic potential energy, and the film cutting knife is pushed into the cutting groove to cut the packaging film.

[0004] However, long-term cutting with a film cutting knife will cause great damage to the knife itself. When damage occurs, the knife needs to be replaced. The above-mentioned prior art is not convenient for replacing the film cutting knife. Therefore, a food packaging film cutting device is urgently needed. Utility Model Content

[0005] The utility model aims to provide a food packaging film cutting device to solve the problem of inconvenience in replacing the film cutting knife proposed in the above background technology.

[0006] The cam is provided with a plurality of cylinders, each of which is provided with a plurality of springs, each of which is provided with a plurality of springs, each of which is provided with a plurality of springs, each of which is provided with a plurality of springs, each of which is provided with a plurality of springs.

[0007] The top of the film cutting knife is fixedly connected with a horizontal plate, and the top of the horizontal plate is fixedly connected with two mounting blocks, and grooves are respectively provided at the ends of the two mounting blocks close to each other, and plug blocks are respectively slidably arranged in the grooves, and second springs are respectively arranged in the grooves.

[0008] Preferably, the limiting grooves are respectively matched with the insert blocks, and the limiting grooves are respectively communicated with the cavities.

[0009] The cylinder controls the lifting and lowering of the adjustment frame through the first bracket, so that the film cutting knife can move up and down to complete the cutting action. The mounting groove and the limit groove on the mounting plate cooperate with the plug block to provide a positioning and fixing mechanism for the film cutting knife. Quick installation is achieved through the second spring and the plug block in the groove.

[0010] Preferably, one end of the first spring is fixedly connected to the sleeve, the other end of the first spring is fixedly connected to the slide rod, one end of the second spring is fixedly connected to the inner wall of the groove, and the other end of the second spring is fixedly connected to the plug.

[0011] Preferably, four sleeves are provided, and each two of the four sleeves form a group, and the two groups of sleeves are respectively provided on the left and right inner walls of the cavity.

[0012] The elliptical wheel and the rotating rod are combined with a handle. The elliptical wheel can be rotated by manually turning the handle, and then the elliptical wheel squeezes the push plate, so that the sliding rod squeezes the second spring, and the push block pushes out the plug block stuck in the limit groove, thereby realizing the removal of the film cutting knife, and then the film cutting knife can be quickly disassembled and assembled.

[0013] Preferably, a bracket is fixedly connected to the top of the workbench, and a feeding roller is rotatably provided on the bracket.

[0014] Preferably, a second bracket is fixedly connected to the workbench, an electric push rod is fixedly connected to the top of the second bracket, the bottom of the electric push rod passes through the second bracket and is fixedly connected to a mounting frame, and an upper conveying roller is rotatably connected inside the mounting frame.

[0015] The feeding roller on the bracket is used to support and convey the packaging film. The electric push rod and the upper conveying roller and the lower conveying roller in the mounting frame cooperate to provide power to enable the packaging film to move smoothly.

[0016] Preferably, the front and rear inner walls of the second bracket are rotatably connected to the lower conveying roller, the right side of the second bracket is fixedly connected to a motor, and the output shaft of the motor movably passes through the second bracket and is fixedly connected to the lower conveying roller.

[0017] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0018] First, in the utility model, the cylinder controls the lifting and lowering of the adjustment frame through the first bracket, so that the film cutting knife can move up and down to complete the cutting action. The mounting groove and the limit groove on the mounting plate cooperate with the plug block to provide a positioning and fixing mechanism for the film cutting knife. The second spring and the plug block in the groove are used to achieve quick installation. The elliptical wheel and the rotating rod are combined with the turning handle. The elliptical wheel can be rotated by manually turning the turning handle, and then the elliptical wheel squeezes the push plate, so that the sliding rod squeezes the second spring, so that the push block pushes out the plug block stuck in the limit groove, thereby realizing the removal of the film cutting knife, and then the film cutting knife can be quickly disassembled and assembled, which is convenient for replacing the damaged film cutting knife.

[0019] Second, in the utility model, the feeding roller on the bracket is used to support and convey the packaging film. The electric push rod and the upper conveying roller and the lower conveying roller in the mounting frame cooperate to provide power to make the packaging film move smoothly. The motor drives the lower conveying roller to provide power for the transportation of the packaging film, thereby realizing the automatic film feeding operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0021] Figure 2 This is a front section and overall front view structural diagram of the mounting plate of the utility model;

[0022] Figure 3 This is an enlarged structural diagram of the utility model at A;

[0023] Figure 4 It is a schematic diagram of the three-dimensional structure of the utility model from the right side.

[0024] Among them: 1. workbench; 2. film cutting knife; 3. first bracket; 4. cylinder; 5. adjustment bracket; 6. mounting plate; 7. sleeve; 8. slide bar; 9. first spring; 10. push plate; 11. push block; 12. rotating rod; 13. elliptical wheel; 14. mounting block; 15. plug block; 16. second spring; 17. bracket; 18. feed roller; 19. second bracket; 20. electric push rod; 21. upper conveying roller; 22. lower conveying roller; 23. motor. DETAILED DESCRIPTION

[0025] 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.

[0026] The utility model provides the following technical solutions:

[0027] Embodiment 1

[0028] See also Figure 1 , Figure 2 , Figure 3 , a food packaging film cutting device comprises a workbench 1 and a film cutting knife 2. A first bracket 3 is fixedly connected to the top of the workbench 1. Two cylinders 4 are fixedly connected to the top of the first bracket 3. The bottoms of the two cylinders 4 penetrate the first bracket 3 and are fixedly connected to an adjusting frame 5. A mounting plate 6 is fixedly connected to the bottom of the adjusting frame 5. A mounting groove is provided at the bottom of the mounting plate 6. Limiting grooves are provided on the side walls of the mounting groove. A cavity is provided in the mounting plate 6. Sleeves 7 are fixedly connected to the left and right inner walls of the cavity. Slide rods 8 are sleeved on the sides of the sleeves 7 that are close to each other. First springs 9 are fixedly connected to the inside of the sleeves 7. Push plates 10 are fixedly connected to the sides of the slide rods 8 that are close to each other. Push blocks 11 are fixedly connected to the sides of the push plates 10 that are away from each other. A rotating rod 12 is movably connected to the rear inner wall of the cavity. An elliptical wheel 13 is fixedly connected to the surface of the rotating rod 12. The front of the rotating rod 12 movably penetrates to the outside of the mounting plate 6 and is fixedly connected to a hand.

[0029] The top of the film cutting knife 2 is fixedly connected with a horizontal plate, and the top of the horizontal plate is fixedly connected with two mounting blocks 14. The two mounting blocks 14 are respectively provided with grooves at their ends close to each other, and insert blocks 15 are respectively slidably arranged in the grooves, and second springs 16 are respectively arranged in the grooves.

[0030] The limiting grooves are respectively matched with the inserting blocks 15, and the limiting grooves are respectively communicated with the cavities.

[0031] One end of the first spring 9 is fixedly connected to the sleeve 7, the other end of the first spring 9 is fixedly connected to the slide rod 8, one end of the second spring 16 is fixedly connected to the inner wall of the groove, and the other end of the second spring 16 is fixedly connected to the plug 15.

[0032] Four sleeves 7 are provided, and each of the four sleeves 7 forms a group of two. The two groups of sleeves 7 are respectively provided on the left and right inner walls of the cavity.

[0033] Through the above technical scheme, the cylinder 4 controls the lifting and lowering of the adjustment frame 5 through the first bracket 3, so that the film cutting knife 2 can move up and down to complete the cutting action. The mounting groove and the limit groove on the mounting plate 6 cooperate with the plug block 15 to provide a positioning and fixing mechanism for the film cutting knife 2. The second spring 16 and the plug block 15 in the groove are used to achieve quick installation. The elliptical wheel 13 and the rotating rod 12 are combined with the handle. The elliptical wheel 13 can be rotated by manually turning the handle, and then the elliptical wheel 13 squeezes the push plate 10, so that the slide rod 8 squeezes the second spring 16, and the push block 11 pushes out the plug block 15 stuck in the limit groove, thereby realizing the removal of the film cutting knife 2, and then the film cutting knife 2 can be quickly disassembled and assembled, which is convenient for replacing the damaged film cutting knife 2.

[0034] Embodiment 2

[0035] See also Figure 4 On the basis of the first embodiment, it is further obtained that: a bracket 17 is fixedly connected to the top of the workbench 1, and a feeding roller 18 is rotatably provided on the bracket 17.

[0036] A second bracket 19 is fixedly connected to the workbench 1, an electric push rod 20 is fixedly connected to the top of the second bracket 19, the bottom of the electric push rod 20 passes through the second bracket 19 and is fixedly connected to a mounting frame, and an upper conveying roller 21 is rotatably connected in the mounting frame.

[0037] The front and rear inner walls of the second bracket 19 are rotatably connected to a lower conveying roller 22 , and the right side of the second bracket 19 is fixedly connected to a motor 23 , and the output shaft of the motor 23 movably passes through the second bracket 19 and is fixedly connected to the lower conveying roller 22 .

[0038] Through the above technical solution, the feed roller 18 on the bracket 17 is used to support and convey the packaging film. The electric push rod 20 and the upper conveying roller 21 in the mounting frame cooperate with the lower conveying roller 22 to provide power so that the packaging film moves smoothly. The motor 23 drives the lower conveying roller 22 to provide power for the transportation of the packaging film, thereby realizing automatic film feeding operation.

[0039] In actual operation, when this device is in use, the feed roller 18 on the bracket 17 is used to support and convey the packaging film, the electric push rod 20 and the upper conveying roller 21 in the installation frame cooperate with the lower conveying roller 22 to provide power to make the packaging film move smoothly, the motor 23 drives the lower conveying roller 22 to provide power for the transportation of the packaging film, and realizes the automatic film feeding operation, the cylinder 4 controls the lifting and lowering of the adjustment frame 5 through the first bracket 3, so that the film cutting knife 2 can move up and down to complete the cutting action.

[0040] Although the 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 thereof, and the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A food packaging film cutting device, comprising a workbench (1) and a film cutting knife (2), characterized in that: The top of the workbench (1) is fixedly connected to a first bracket (3), the top of the first bracket (3) is fixedly connected to two cylinders (4), the bottoms of the two cylinders (4) penetrate the first bracket (3) and are fixedly connected to an adjustment bracket (5), the bottom of the adjustment bracket (5) is fixedly connected to a mounting plate (6), the bottom of the mounting plate (6) is provided with a mounting groove, the side walls of the mounting groove are respectively provided with limit grooves, a cavity is provided in the mounting plate (6), the left and right inner walls of the cavity are respectively fixedly connected to sleeves (7), the sleeves (7) A sliding rod (8) is sleeved on the side close to each other, a first spring (9) is fixedly connected inside the sleeve (7), a push plate (10) is fixedly connected on the side close to each other of the sliding rod (8), a push block (11) is fixedly connected on the side away from each other of the push plate (10), a rotating rod (12) is movably connected to the rear inner wall of the cavity, an elliptical wheel (13) is fixedly connected to the surface of the rotating rod (12), and the front side of the rotating rod (12) movably penetrates to the outside of the mounting plate (6) and is fixedly connected to a handle; The top of the film cutting knife (2) is fixedly connected to a transverse plate, and the top of the transverse plate is fixedly connected to two mounting blocks (14), and grooves are respectively provided at the ends of the two mounting blocks (14) close to each other, and plug blocks (15) are respectively slidably arranged in the grooves, and second springs (16) are respectively arranged in the grooves.

2. A food packaging film cutting device according to claim 1, characterized in that: The limiting grooves are respectively matched with the insert blocks (15), and the limiting grooves are respectively communicated with the cavities.

3. The food packaging film cutting device according to claim 1, characterized in that: One end of the first spring (9) is fixedly connected to the sleeve (7), the other end of the first spring (9) is fixedly connected to the slide rod (8), one end of the second spring (16) is fixedly connected to the inner wall of the groove, and the other end of the second spring (16) is fixedly connected to the plug block (15).

4. The food packaging film cutting device according to claim 1, characterized in that: Four sleeves (7) are provided, and two of the four sleeves (7) form a group. The two groups of sleeves (7) are respectively provided on the left and right inner walls of the cavity.

5. The food packaging film cutting device according to claim 1, characterized in that: A bracket (17) is fixedly connected to the top of the workbench (1), and a feeding roller (18) is rotatably arranged on the bracket (17).

6. The food packaging film cutting device according to claim 1, characterized in that: A second bracket (19) is fixedly connected to the workbench (1), an electric push rod (20) is fixedly connected to the top of the second bracket (19), the bottom of the electric push rod (20) passes through the second bracket (19) and is fixedly connected to a mounting frame, and an upper conveying roller (21) is rotatably connected inside the mounting frame.

7. A food packaging film cutting device according to claim 6, characterized in that: The front and rear inner walls of the second bracket (19) are rotatably connected to a lower conveying roller (22), and the right side of the second bracket (19) is fixedly connected to a motor (23), and the output shaft of the motor (23) movably passes through the second bracket (19) and is fixedly connected to the lower conveying roller (22).

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