Automatic film cutting device

Abstract

The utility model belongs to the field of film cutting device industry, and particularly relates to an automatic film cutting device. The technical problems that due to the fact that a film cutting device cannot conveniently conduct tension adjustment on an air bubble film on a roller, burrs occur in cutting, and the air bubble film on the roller cannot be conveniently clamped are solved. According to the technical scheme, the automatic film cutting device comprises a bottom plate assembly; the device further comprises a tension adjusting assembly, a clamping assembly, a cutting assembly and an air bubble film. A first electric cylinder is started to enable the lower end of an output shaft of the first electric cylinder to drive a fifth fixing plate to move, the outer walls of first tooth grooves and the outer walls of second tooth grooves are of an engaged structure, and when the fifth fixing plate drives a connecting rod to move up and down, the four second tooth grooves are driven to rotate around the axis of a rotating hole; therefore, the air bubble film is subjected to tension adjustment, and the problem that tension adjustment of the air bubble film is inconvenient is solved.

Description

Technical Field

[0001] The utility model belongs to the field of film cutting device industry, and specifically relates to an automatic film cutting device. Background Art

[0002] Bubble film is a new type of plastic packaging material with light texture, good transparency, non-toxicity and odorlessness. Bubble film has the functions of moisture-proof, cushioning and heat preservation, and is widely used in shock-resistant cushioning packaging of electronics, instruments, ceramics, handicrafts, household appliances, bicycles, kitchens, furniture, glass products and precision instruments. In the prior art, since there are many small bubbles on the surface of the bubble film, these bubbles are easily damaged during the cutting and clamping process. Once the bubbles are damaged, the protective effect of the bubble film will be greatly reduced, and it may even completely lose its original protective effect, and it is inconvenient to adjust the tension of the bubble film on the roller. Utility Model Content

[0003] In order to overcome the inconvenience of adjusting the tension of the bubble film on the roller during the bubble film cutting process, resulting in burrs on the cutting and inconvenience in clamping the bubble film on the roller.

[0004] The technical solution of the utility model is: an automatic film cutting device, including a base plate assembly; also including a tension adjustment assembly, a clamping assembly, a cutting assembly and a bubble film; a tension adjustment assembly for adjusting tension is arranged on the base plate assembly; a clamping assembly for clamping is arranged on the base plate assembly; a cutting assembly for cutting transmission is arranged on the base plate assembly; and a bubble film for cutting materials is arranged on the base plate assembly.

[0005] Preferably, the bubble film is passed through the tension adjusting component, the clamping component and the cutting component in sequence, the tension of the bubble film can be adjusted by opening the tension adjusting component, the bubble film can be clamped and transmitted by opening the clamping component, and when the bubble film reaches the cutting component, the bubble film can be cut by opening the cutting component, thereby solving the problems of inconvenient tension adjustment and clamping of the bubble film.

[0006] Preferably, the bottom plate assembly includes a first fixed plate, a rotating hole and a cutting groove; the left and right ends of the first fixed plate are penetrated with a rotating hole; the upper end of the first fixed plate is provided with a cutting groove, and the cutting and transmission of the bubble film is carried out above the first fixed plate.

[0007] Preferably, the tension adjustment assembly includes a first electric cylinder, a fifth fixed plate, a connecting rod, a first tooth groove, a rotating arm, a second tooth groove and a first roller; the lower end of the first fixed plate is fixedly connected to the first electric cylinder; the lower end of the telescopic rod of the first electric cylinder is fixedly connected to the fifth fixed plate; the upper end of the fifth fixed plate is fixedly connected to two connecting rods; the ends of the two connecting rods that are close to each other are in contact with the left and right outer walls of the first fixed plate; the front and rear outer walls of the connecting rods are provided with first tooth grooves; a rotating arm is rotatably provided on the inner wall of the rotating hole; a second tooth groove is provided on the outer wall of the lower end of the rotating arm; the first tooth groove and the second tooth groove are meshed with each other; a first roller is rotatably provided between the rotating arms that are symmetrical to each other at the left and right ends of the first fixed plate, and by turning on the first electric cylinder, the lower end of the output shaft of the first electric cylinder drives the fifth fixed plate to move, and the fifth fixed plate drives the connecting rod to move up and down, thereby driving the four second tooth grooves to rotate along the rotating hole on the axis, thereby adjusting the tension of the bubble film.

[0008] Preferably, the clamping assembly includes a second fixing plate, a third fixing plate, a second electric cylinder, a fixing block, a first slot, a through hole, a rotating shaft, a second roller, a third roller and a first motor; two second fixing plates are fixedly connected to the upper end of the first fixing plate; the third fixing plate is fixedly connected to the upper end of the two second fixing plates at one end away from each other; the second electric cylinder is fixedly connected to the upper end of the third fixing plate; the fixing block is fixedly connected to the upper end of the telescopic rod of the second electric cylinder; through holes are provided at the left and right ends of the fixing block; a rotating shaft is rotatably provided on the inner wall of the through hole; the second roller is fixedly connected to the ends of the two rotating shafts close to each other; the left and right ends of the second fixing plate are through holes A first slot body is penetrated and provided; the outer wall of the rotating shaft is fitted with the inner wall of the first slot body; the third roller is rotatably installed at one end of the two second fixing plates close to each other; the right end of the second fixing plate located at the right end of the first fixing plate is fixedly connected to the first motor; the output shaft of the second fixing plate passes through the second fixing plate and is fixedly connected to the inner wall of the third roller, and the two second electric cylinders are turned on to drive the fixing blocks to move up and down, thereby driving the bubble film on the second roller to move up and down, and then the first motor is turned on to make the first motor drive the third roller to rotate, thereby driving the bubble film on the second roller to perform transmission work.

[0009] Preferably, the cutting assembly includes a fourth fixed plate, a slide rail, an ear plate, a cutting blade, a fourth roller and a second motor; two groups of fourth fixed plates are fixedly connected to the upper end of the first fixed plate; each group of fourth fixed plates is divided into two; one end of each group of two fourth fixed plates close to each other is fixedly connected to a slide rail; a cutting blade is installed at the lower end of the output shaft of the slide rail; the front end of the fourth fixed plate located at the front end of the first fixed plate is fixedly connected to two ear plates; the fourth roller is rotatably arranged at one end of the two ear plates close to each other; the right end of the ear plate located at the right end of the fourth roller is fixedly connected to the second motor; the left end of the output shaft of the second motor passes through the ear plate and is fixed to the right end of the fourth roller, and the fourth roller can be driven to rotate by turning on the second motor, so that the bubble film under the fourth roller is transmitted to the bottom of the slide rail, and when it is transmitted to the length required to be cut, the cutting blade is moved left and right on the slide rail through the slide rail, thereby cutting the bubble film.

[0010] Preferably, the bubble film passes from left to right in sequence under the first roller at the front end, between the third roller and the second roller, under the first roller at the rear end, and under the fourth roller. When the bubble film passes under the two first rollers, the tension of the bubble film can be adjusted by rotating the two first rollers.

[0011] Preferably, the lower end of the cutting blade is matched with the cutting groove, and the bubble film can be cut by the lower end of the cutting blade being fitted with the inner wall of the cutting groove.

[0012] Beneficial effects of the utility model:

[0013] 1. By turning on the first electric cylinder, the lower end of the output shaft of the first electric cylinder drives the fifth fixed plate to move, and the outer walls of the first tooth groove and the second tooth groove are in a meshing structure. When the fifth fixed plate drives the connecting rod to move up and down, the four second tooth grooves are driven to rotate along the rotating hole at the axis, so as to adjust the tension of the bubble film, thereby solving the problem of inconvenient tension adjustment of the bubble film;

[0014] 2. By turning on the two second electric cylinders, the two second electric cylinders drive the fixed block to move up and down, thereby driving the bubble film on the second roller to move up and down, and then turning on the first motor, so that the first motor drives the third roller to rotate, thereby driving the bubble film on the second roller to transport, thereby solving the problem of inconvenient clamping and transporting of the bubble film;

[0015] 3. By turning on the second motor, the fourth roller can be driven to rotate, so that the bubble film under the fourth roller is transferred to the bottom of the slide rail. When it is transferred to the length required to be cut, the cutting blade is moved left and right on the slide rail through the slide rail to cut the bubble film. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1What is shown is a three-dimensional structural schematic diagram of the automatic film cutting device of the utility model;

[0017] Figure 2 The three-dimensional structure diagram of the bottom plate assembly and the clamping assembly of the automatic film cutting device of the utility model is shown;

[0018] Figure 3 What is shown is a three-dimensional structural schematic diagram of the tension adjustment component of the automatic film cutting device of the utility model;

[0019] Figure 4 What is shown is a three-dimensional structural schematic diagram of the cutting assembly of the automatic film cutting device of the present invention.

[0020] The marks in the accompanying drawings are: 1-bottom plate assembly, 101-first fixed plate, 102-rotating hole, 103-cutting groove, 2-tension adjustment assembly, 201-first electric cylinder, 202-fifth fixed plate, 203-connecting rod, 204-first tooth groove, 205-rotating arm, 206-second tooth groove, 207-first roller, 3-clamping assembly, 301-second fixed plate, 302-third fixed plate, 303-second electric cylinder, 304-fixed block, 305-first trough body, 306-through hole, 307-rotating shaft, 308-second roller, 309-third roller, 310-first motor, 4-cutting assembly, 401-fourth fixed plate, 402-slide rail, 403-ear plate, 404-cutting blade, 405-fourth roller, 406-second motor, 5-bubble film. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] See also Figure 1 The utility model provides an embodiment: an automatic film cutting device, including a base plate assembly 1; also including a tension adjusting assembly 2, a clamping assembly 3, a cutting assembly 4 and a bubble film 5; the base plate assembly 1 is provided with a tension adjusting assembly 2 for adjusting tension; the base plate assembly 1 is provided with a clamping assembly 3 for clamping; the base plate assembly 1 is provided with a cutting assembly 4 for cutting and transmitting; the base plate assembly 1 is provided with a bubble film 5 for cutting materials.

[0023] See also Figure 2In this embodiment, the bottom plate assembly 1 includes a first fixed plate 101, a rotating hole 102 and a slot 103; the left and right ends of the first fixed plate 101 are penetrated with rotating holes 102; the upper end of the first fixed plate 101 is provided with a slot 103, and the clamping assembly 3 includes a second fixed plate 301, a third fixed plate 302, a second electric cylinder 303, a fixed block 304, a first slot 305, a through hole 306, a rotating shaft 307, a second roller 308, a third roller 309 and a first motor 310; the upper end of the first fixed plate 101 is fixedly connected to two second fixed plates 301; the ends of the two second fixed plates 301 that are away from each other are fixedly connected to the third fixed plate 302; the upper end of the third fixed plate 302 is fixedly connected to the second electric cylinder 3 03; a fixed block 304 is fixedly connected to the upper end of the telescopic rod of the second electric cylinder 303; through holes 306 are penetrated at the left and right ends of the fixed block 304; a rotating shaft 307 is rotatably provided on the inner wall of the through hole 306; a second roller 308 is fixedly connected to one end of the two rotating shafts 307 close to each other; a first groove body 305 is penetrated at the left and right ends of the second fixed plate 301; the outer wall of the rotating shaft 307 is fitted with the inner wall of the first groove body 305; a third roller 309 is rotatably installed at one end of the two second fixed plates 301 close to each other; the right end of the second fixed plate 301 located at the right end of the first fixed plate 101 is fixedly connected to the first motor 310; the output shaft of the second fixed plate 301 passes through the second fixed plate 301 and is fixed to the inner wall of the third roller 309.

[0024] See also Figure 3 In this embodiment, the tension adjustment component 2 includes a first electric cylinder 201, a fifth fixed plate 202, a connecting rod 203, a first tooth groove 204, a rotating arm 205, a second tooth groove 206 and a first roller 207; the first electric cylinder 201 is fixedly connected to the lower end of the first fixed plate 101; the fifth fixed plate 202 is fixedly connected to the lower end of the telescopic rod of the first electric cylinder 201; two connecting rods 203 are fixedly connected to the upper end of the fifth fixed plate 202; the ends of the two connecting rods 203 close to each other are in contact with the left and right outer walls of the first fixed plate 101; the front and rear outer walls of the connecting rods 203 are provided with first tooth grooves 204; the inner wall of the rotating hole 102 is rotatably provided with a rotating arm 205; the lower outer wall of the rotating arm 205 is provided with a second tooth groove 206; the first tooth groove 204 and the second tooth groove 206 are meshed with each other; the first roller 207 is rotatably provided between the rotating arms 205 symmetrically located at the left and right ends of the first fixed plate 101.

[0025] See also Figure 1-4In this embodiment, the cutting assembly 4 includes a fourth fixed plate 401, a slide rail 402, an ear plate 403, a cutting blade 404, a fourth roller 405, and a second motor 406; two groups of fourth fixed plates 401 are fixedly connected to the upper end of the first fixed plate 101; each group of fourth fixed plates 401 is divided into two; one end of each group of two fourth fixed plates 401 close to each other is fixedly connected to a slide rail 402; a cutting blade 404 is installed at the lower end of the output shaft of the slide rail 402; the front end of the fourth fixed plate 401 located at the front end of the first fixed plate 101 is fixedly connected to two ear plates Plate 403; a fourth roller 405 is rotatably provided at one end of the two ear plates 403 that are close to each other; a second motor 406 is fixedly connected to the right end of the ear plate 403 located at the right end of the fourth roller 405; the left end of the output shaft of the second motor 406 passes through the ear plate 403 and is fixedly connected to the right end of the fourth roller 405, and the bubble film 5 passes through the bottom of the first roller 207 at the front end, the middle of the third roller 309 and the second roller 308, the bottom of the first roller 207 at the rear end and the bottom of the fourth roller 405 from left to right, and the lower end of the cutting blade 404 is adapted to the cutting groove 103.

[0026] First, the bubble film 5 is passed under the first roller 207 located at the front end of the first fixed plate 101, and then passed through the third roller 309 and the end of the second roller 308 close to each other, and then passed through the first roller 207 located at the rear end of the first fixed plate 101 and the fourth roller 405, and finally passed through the fourth fixed plate 401. By opening the first electric cylinder 201, the lower end of the output shaft of the first electric cylinder 201 drives the fifth fixed plate 202 to move, and the fifth fixed plate 202 drives the connecting rod 203 to move up and down, thereby driving the four second tooth grooves 206 to rotate along the rotating hole 102 at the axis, so as to adjust the tension of the bubble film;

[0027] Next, the two second electric cylinders 303 are turned on to drive the fixing block 304 to move up and down, thereby driving the bubble film on the second roller 308 to move up and down, and then the first motor 310 is turned on to drive the third roller 309 to rotate, thereby driving the bubble film on the second roller 308 to perform transmission work;

[0028] When cutting is required, the fourth roller 405 can be driven to rotate by turning on the second motor 406, so that the bubble film under the fourth roller 405 is transferred to the bottom of the slide rail 402. When it is transferred to the length required for cutting, the cutting blade 404 is moved left and right on the slide rail 402 through the slide rail 402, thereby cutting the bubble film.

[0029] Through the above steps, by passing the bubble film 5 through the tension adjusting component 2, the clamping component 3 and the cutting component 4 in sequence, the tension of the bubble film 5 can be adjusted by opening the tension adjusting component 2, and the bubble film 5 can be clamped and transmitted by opening the clamping component 3. When the bubble film 5 reaches the cutting component 4, the bubble film 5 can be cut by opening the cutting component 4, thereby solving the problems of inconvenient tension adjustment and clamping of the bubble film 5.

[0030] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. An automatic film cutting device, comprising a bottom plate assembly (1); characterized in that: The invention also comprises a tension adjustment component (2), a clamping component (3), a cutting component (4) and a bubble film (5); the base plate component (1) is provided with a tension adjustment component (2) for adjusting the tension; the base plate component (1) is provided with a clamping component (3) for clamping; the base plate component (1) is provided with a cutting component (4) for cutting and transmitting; and the base plate component (1) is provided with a bubble film (5) for cutting materials.

2. The automatic film cutting device according to claim 1, characterized in that: The bottom plate assembly (1) comprises a first fixing plate (101), a rotating hole (102) and a cutting groove (103); the rotating holes (102) are provided through the left and right ends of the first fixing plate (101); and the cutting groove (103) is provided at the upper end of the first fixing plate (101).

3. The automatic film cutting device according to claim 2, characterized in that: The tension adjustment assembly (2) comprises a first electric cylinder (201), a fifth fixed plate (202), a connecting rod (203), a first tooth groove (204), a rotating arm (205), a second tooth groove (206) and a first roller (207); the first electric cylinder (201) is fixedly connected to the lower end of the first fixed plate (101); the fifth fixed plate (202) is fixedly connected to the lower end of the telescopic rod of the first electric cylinder (201); the upper end of the fifth fixed plate (202) is fixedly connected to two connecting rods (203); the two connecting rods (203) The ends close to each other are fitted with the left and right outer walls of the first fixed plate (101); the front and rear outer walls of the connecting rod (203) are provided with first tooth grooves (204); the inner wall of the rotating hole (102) is rotatably provided with a rotating arm (205); the lower outer wall of the rotating arm (205) is provided with a second tooth groove (206); the first tooth groove (204) and the second tooth groove (206) are meshed with each other; and a first roller (207) is rotatably provided between the symmetrical rotating arms (205) at the left and right ends of the first fixed plate (101).

4. The automatic film cutting device according to claim 2, characterized in that: The clamping assembly (3) comprises a second fixing plate (301), a third fixing plate (302), a second electric cylinder (303), a fixing block (304), a first slot (305), a through hole (306), a rotating shaft (307), a second roller (308), a third roller (309) and a first motor (310); the upper end of the first fixing plate (101) is fixedly connected to two second fixing plates (301); one end of the two second fixing plates (301) which are away from each other is fixedly connected to the third fixing plate (302); the upper end of the third fixing plate (302) is fixedly connected to the second electric cylinder (303); the upper end of the telescopic rod of the second electric cylinder (303) is fixedly connected to the fixing block (304); the left and right ends of the fixing block (304) are fixedly connected to the fixing block (304); A through hole (306) is provided through the end; a rotating shaft (307) is rotatably provided on the inner wall of the through hole (306); a second roller (308) is fixedly connected to one end of the two rotating shafts (307) close to each other; a first groove (305) is provided through the left and right ends of the second fixed plate (301); the outer wall of the rotating shaft (307) is fitted with the inner wall of the first groove (305); a third roller (309) is rotatably installed on one end of the two second fixed plates (301) close to each other; a first motor (310) is fixedly connected to the right end of the second fixed plate (301) located on the right end of the first fixed plate (101); and an output shaft of the second fixed plate (301) passes through the second fixed plate (301) and is fixedly connected to the inner wall of the third roller (309).

5. The automatic film cutting device according to claim 2, characterized in that: The cutting assembly (4) comprises a fourth fixing plate (401), a slide rail (402), an ear plate (403), a cutting blade (404), a fourth roller (405), and a second motor (406); two groups of fourth fixing plates (401) are fixedly connected to the upper end of the first fixing plate (101); each group of fourth fixing plates (401) is divided into two; one end of each group of two fourth fixing plates (401) close to each other is fixedly connected to a slide rail (402); the lower end of the output shaft of the slide rail (402) A cutting blade (404) is installed; the front end of the fourth fixed plate (401) located at the front end of the first fixed plate (101) is fixedly connected to two ear plates (403); a fourth roller (405) is rotatably arranged at one end of the two ear plates (403) close to each other; the right end of the ear plate (403) located at the right end of the fourth roller (405) is fixedly connected to a second motor (406); the left end of the output shaft of the second motor (406) passes through the ear plate (403) and is fixedly connected to the right end of the fourth roller (405).

6. The automatic film cutting device according to claim 5, characterized in that: The bubble film (5) passes from left to right in sequence below the first roller (207) at the front end of the first fixed plate (101), between the third roller (309) and the second roller (308), below the first roller (207) at the rear end of the first fixed plate (101), and below the fourth roller (405).

7. The automatic film cutting device according to claim 5, characterized in that: The lower end of the cutting blade (404) is adapted to the cutting groove (103).

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