Slitting device for printing protective film processing

Abstract

The utility model discloses a slitting device for printing protective film processing, which comprises a base, the top end of the base is fixedly connected with a moving table, the top end of the moving table is provided with a moving seat in a sliding manner, the top end of the moving seat is fixedly connected with a slitting table, and two side walls in the slitting table are fixedly connected with four positioning rods; a plurality of adjusting plates are slidably arranged on the outer surfaces of the four positioning rods, and one end of each adjusting plate is fixedly connected with a slitting knife. The driven seat is driven to move by rotating the adjusting screw rod, so that the control plate moves in the limiting groove, and in the moving process, the guide through hole pushes the driven rod to move, so that the adjusting plate is driven by the driven rod to contract or stretch on the positioning rod at equal intervals; according to the slitting device, the effect that the multiple cutters conduct slitting at the same time is achieved, the distance between the multiple cutters is conveniently adjusted, slitting of different sizes is conducted, the structure is simple, adjustment is convenient, and the slitting efficiency and practicability are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of protective film slitting, in particular to a slitting device for processing printed protective films. Background Art

[0002] Printing protective film is a protective material used on the surface of printed materials. It can protect printed materials from erosion by dirt, water, light, air, etc., and ensure the clarity and durability of printed materials. After production is completed, it is stored in a roll-up manner. In order to facilitate subsequent use scenarios, a roll of printing protective film is usually cut into pieces.

[0003] In the prior art, for example, Chinese patent CN218428468U discloses "a lint-free protective film slitting device", which includes a base, a protective film slitting mechanism and a protective film winding mechanism. The top back of the base is movably connected to the protective film slitting mechanism, the front of the protective film slitting mechanism is movably connected to the protective film winding mechanism, the left side of the drive motor is fixedly connected to a drive shaft, and the right outer surface of the drive shaft is fixedly connected to a turntable.

[0004] Most of the current slitting devices used for processing printed protective films usually use a cutter head to cut one by one during slitting. This method is cumbersome to operate, takes a lot of time, and has low slitting efficiency for the protective film. Utility Model Content

[0005] The utility model aims to provide a slitting device for processing a printed protective film to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a slitting device for processing printed protective film, comprising a base, a moving platform is fixedly connected to the top of the base, a moving seat is slidably arranged on the top of the moving platform, a slitting platform is fixedly connected to the top of the moving seat, four positioning rods are fixedly connected to the inner side walls of the slitting platform, a plurality of adjustment plates are slidably arranged on the outer surfaces of the four positioning rods, a plurality of adjustment plates are fixedly connected to one end of each of the adjustment plates with a slitting knife, a plurality of adjustment plates are fixedly connected to the tops of each of the adjustment plates with a driven rod, a control plate is slidably arranged on the inner side walls of the slitting platform, a plurality of guide through holes are penetrated through the top of the control plate, the outer surfaces of the plurality of driven rods are respectively slidably connected to the interiors of the plurality of guide through holes, a driven seat is fixedly connected to the top of the adjustment plate, an adjusting screw is meshed inside the driven seat, and both ends of the adjusting screw are rotatably connected to the inner top surface of the slitting platform.

[0007] As a further preferred embodiment of the present technical solution, a fixing plate is fixedly connected to the top of the base and located at a position on one side of the cutting table, a driving motor is fixedly connected to one side of the fixing plate, an output end of the driving motor passes through one side of the fixing plate and is transmission-connected to a placing rod, four square through holes are penetrated on the outer surface of the placing rod, a pressure plate is slidably connected inside the four square through holes, a control screw is rotatably connected inside the placing rod, a plurality of driven sleeves are meshed on the outer surface of the control screw, four connecting rods are rotatably connected to the outer surfaces of the plurality of driven sleeves, and the other ends of the plurality of connecting rods are rotationally connected to the inner sides of the four pressure plates respectively.

[0008] As a further preferred embodiment of the present technical solution, one end of the control screw passes through the inner surface of the placement rod and is fixedly connected to a polygonal connecting column, a movable sleeve is sleeved on the outer surface of the polygonal connecting column, one end of the placement rod is fixedly connected to a fixing seat, and one end of the movable sleeve is plugged into the interior of the fixing seat.

[0009] As a further preferred embodiment of the present technical solution, a movable groove is provided at the top of the base, a support plate is slidably connected inside the movable groove, and the inside of the support plate is rotatably arranged with the outer surface of the placement rod.

[0010] As a further preferred embodiment of the technical solution, limiting grooves are provided on both side walls inside the cutting table, and both ends of the control board are slidably connected to the inside of the two limiting grooves.

[0011] As a further preferred embodiment of the present technical solution, two sliding bars are fixedly connected to the bottom end of the movable seat, two sliding grooves are provided at the top end of the movable platform, and the outer surfaces of the two sliding bars are slidably connected to the inner surfaces of the two sliding grooves respectively.

[0012] As a further preferred embodiment of the technical solution, a servo electric cylinder is fixedly connected to one side of the moving platform, and a telescopic end of the servo electric cylinder passes through one side of the moving platform and is fixedly connected to one side of the moving seat.

[0013] The utility model provides a slitting device for processing a printed protective film, which has the following beneficial effects:

[0014] (1) The utility model drives the driven seat to move by rotating the adjusting screw, so that the control plate moves in the limit groove. During the movement, the guide hole pushes the driven rod to move, so that the adjusting plate is driven by the driven rod to perform equidistant contraction or expansion movements on the positioning rod, thereby achieving the effect of multiple cutters cutting at the same time, and conveniently adjusting the distance between the multiple cutters to perform cutting of different sizes. The utility model has a simple structure and is easy to adjust, thereby improving the cutting efficiency and practicality.

[0015] (2) The utility model drives the driven sleeve to move by rotating the control screw, and drives the connecting rod to move together during the movement of the driven sleeve. The connecting rod rotates due to the resistance of the pressure plate and is pushed out from the square through hole, thereby squeezing and fixing the protective film coil from the inside, preventing the coil from rolling during the slitting process and causing burrs on the edges, thereby improving the slitting quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a first structural schematic diagram of the utility model as a whole;

[0017] Figure 2 It is a second structural schematic diagram of the utility model as a whole;

[0018] Figure 3 It is a partially exploded schematic diagram of the internal structure of the cutting table of the utility model;

[0019] Figure 4 It is a schematic diagram of the internal structure of the placement rod of the utility model.

[0020] In the figure: 1. base; 2. moving table; 3. moving seat; 4. slitting table; 5. positioning rod; 6. adjusting plate; 7. limiting groove; 8. control plate; 9. driven rod; 10. guiding through hole; 11. adjusting screw; 12. driven seat; 13. slide groove; 14. slide rod; 15. fixed plate; 16. driving motor; 17. placing rod; 18. square through hole; 19. pressure plate; 20. control screw; 21. driven sleeve; 22. connecting rod; 23. fixed seat; 24. polygonal connecting column; 25. movable sleeve; 26. servo electric cylinder; 27. support plate; 28. movable groove; 29. ​​slitting knife. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0022] The utility model provides a technical solution: Figure 1-3As shown, in this embodiment, a slitting device for processing a printed protective film includes a base 1, a movable table 2 is fixedly connected to the top of the base 1, a movable seat 3 is slidably provided on the top of the movable table 2, a slitting table 4 is fixedly connected to the top of the movable seat 3, four positioning rods 5 are fixedly connected to the inner side walls of the slitting table 4, a plurality of adjustment plates 6 are slidably provided on the outer surfaces of the four positioning rods 5, a slitting knife 29 is fixedly connected to one end of the plurality of adjustment plates 6, a driven rod 9 is fixedly connected to the top of the plurality of adjustment plates 6, a control plate 8 is slidably provided on the inner side walls of the slitting table 4, and a control plate 8 is provided on the top of the control plate 8 A plurality of guide through holes 10 are provided through the adjusting plate 6, and the outer surfaces of the plurality of follower rods 9 are respectively slidably connected to the inside of the plurality of guide through holes 10. A follower seat 12 is fixedly connected to the top of the adjusting plate 6, and an adjusting screw 11 is meshed inside the follower seat 12. Both ends of the adjusting screw 11 are rotatably connected to the top surface of the inside of the slitting table 4. By setting a positioning rod 5, the adjusting plate 6 can be positioned to prevent it from being skewed. By setting the guide through holes 10, the follower rods 9 can be driven to perform equidistant opening or contraction movements during the movement of the control plate 8, thereby realizing simultaneous adjustment of the cutting size.

[0023] like Figure 1 , Figure 2 and Figure 4 As shown, a fixing plate 15 is fixedly connected to the top of the base 1 and located at one side of the slitting table 4. A driving motor 16 is fixedly connected to one side of the fixing plate 15. The output end of the driving motor 16 passes through one side of the fixing plate 15 and is transmission-connected to a placing rod 17. Four square through holes 18 are penetrated on the outer surface of the placing rod 17. A pressure plate 19 is slidably connected inside the four square through holes 18. A control screw 20 is rotationally connected inside the placing rod 17. A plurality of driven sleeves 21 are meshed on the outer surface of the control screw 20. Four connecting rods 22 are rotationally connected to the outer surfaces of the plurality of driven sleeves 21. The other ends of the plurality of connecting rods 22 are rotationally connected to the inner sides of the four pressure plates 19 respectively. By setting the connecting rod 22, the pressure plate 19 can be pushed to move under the drive of the driven sleeve 21 to achieve a fixing effect.

[0024] like Figure 4 As shown, one end of the control screw 20 passes through the inner surface of the placement rod 17 and is fixedly connected to a polygonal connecting column 24, the outer surface of the polygonal connecting column 24 is sleeved with a movable sleeve 25, one end of the placement rod 17 is fixedly connected to a fixed seat 23, one end of the movable sleeve 25 is plugged into the interior of the fixed seat 23, and the control screw 20 can be fixed by the cooperation of the movable sleeve 25, the fixed seat 23 and the polygonal connecting column 24, so that the coil is fixed more stably.

[0025] like Figure 1 and Figure 2As shown, a movable groove 28 is opened at the top of the base 1, and a support plate 27 is slidably connected inside the movable groove 28. The inside of the support plate 27 is rotatably arranged with the outer surface of the placement rod 17. By setting the support plate 27, the placement rod 17 can be supported during the cutting process to improve its stability and prevent it from skewing.

[0026] like Figure 3 As shown, the inner side walls of the slitting table 4 are provided with limiting grooves 7, and the two ends of the control board 8 are slidably connected with the inside of the two limiting grooves 7, which can limit the control board 8 and make its movement more stable.

[0027] like Figure 2 and Figure 3 As shown, two slide bars 14 are fixedly connected to the bottom of the moving seat 3, and two slide grooves 13 are provided at the top of the moving platform 2. The outer surfaces of the two slide bars 14 are slidably connected to the inner surfaces of the two slide grooves 13 respectively, which can limit the moving seat 3, improve its stability during the movement process, and prevent it from skewing.

[0028] like Figure 2 As shown, a servo electric cylinder 26 is fixedly connected to one side of the moving platform 2. The telescopic end of the servo electric cylinder 26 passes through one side of the moving platform 2 and is fixedly connected to one side of the moving base 3, which can push the slitting knife 29 to move slowly to achieve slitting of the coil.

[0029] The utility model provides a slitting device for processing printed protective film, and the specific working principle is as follows:

[0030] The staff pushes the support plate 27 away from the placement rod 17 along the movable groove 28, and resets and fixes the protective film coil after it is inserted into the placement rod 17. Then, the movable sleeve 25 is pulled out from the fixing seat 24, and the movable sleeve 25 is rotated to drive the control screw 20 to rotate, and the control screw 20 drives the driven sleeve 21 to move. During the movement of the driven sleeve 21, the connecting rod 22 is driven to move together. The connecting rod is rotated by the resistance of the pressure plate 19 and is pushed out of the square through hole 18, so that the protective film coil is squeezed and fixed from the inside. Then, the movable sleeve 25 is pushed into the fixing seat 23 along the polygonal connecting column 24, and the control screw 20 drives the driven sleeve 21 to move. The screw 20 is fixed. After the coil is fixed, the adjusting screw 11 is rotated to drive the driven seat 12 to move, so that the control plate 8 moves in the limit groove 7. During the movement, the guide hole 10 pushes the driven rod 9 to move, so that the adjustment plate 6 is driven by the driven rod 9 to perform equidistant contraction or expansion movements on the positioning rod 5 to adjust the slitting size. After the adjustment is completed, the drive motor 16 is started, and the drive motor 16 drives the coil on the placement rod 17 to rotate. At this time, the servo electric cylinder 29 slowly pushes the slitting table 4 on the movable table 2 to move, so that multiple slitting knives 29 slowly move to slit the coil.

[0031] Although 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 of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A slitting device for processing a printed protective film, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to a moving platform (2), the top of the moving platform (2) is slidably provided with a moving seat (3), the top of the moving seat (3) is fixedly connected to a slitting platform (4), the inner side walls of the slitting platform (4) are fixedly connected to four positioning rods (5), the outer surfaces of the four positioning rods (5) are slidably provided with a plurality of adjustment plates (6), one end of each of the plurality of adjustment plates (6) is fixedly connected to a slitting knife (29), and the tops of each of the plurality of adjustment plates (6) are fixedly connected to a driven rod. (9), a control plate (8) is slidably arranged on both side walls inside the slitting table (4), a plurality of guide holes (10) are penetrated through the top of the control plate (8), the outer surfaces of the plurality of driven rods (9) are respectively slidably connected with the inside of the plurality of guide holes (10), the top of the adjustment plate (6) is fixedly connected with a driven seat (12), an adjusting screw (11) is meshed inside the driven seat (12), and both ends of the adjusting screw (11) are rotatably connected with the top surface inside the slitting table (4).

2. A slitting device for processing a printed protective film according to claim 1, characterized in that: A fixing plate (15) is fixedly connected to the top of the base (1) and located at a position on one side of the slitting table (4); a driving motor (16) is fixedly connected to one side of the fixing plate (15); an output end of the driving motor (16) passes through one side of the fixing plate (15) and is transmission-connected to a placement rod (17); four square through holes (18) are penetrated through the outer surface of the placement rod (17); a pressure plate (19) is slidably connected inside the four square through holes (18); a control screw (20) is rotationally connected inside the placement rod (17); a plurality of driven sleeves (21) are meshed on the outer surface of the control screw (20); four connecting rods (22) are rotationally connected to the outer surfaces of the plurality of driven sleeves (21); the other ends of the plurality of connecting rods (22) are rotationally connected to the inner sides of the four pressure plates (19) respectively.

3. A slitting device for processing a printed protective film according to claim 2, characterized in that: One end of the control screw rod (20) passes through the inner surface of the placement rod (17) and is fixedly connected to a polygonal connecting column (24), and the outer surface of the polygonal connecting column (24) is sleeved with a movable sleeve (25). One end of the placement rod (17) is fixedly connected to a fixed seat (23), and one end of the movable sleeve (25) is plugged into the interior of the fixed seat (23).

4. A slitting device for processing a printed protective film according to claim 3, characterized in that: A movable groove (28) is provided at the top of the base (1), a support plate (27) is slidably connected inside the movable groove (28), and the inside of the support plate (27) is rotatably arranged with the outer surface of the placement rod (17).

5. The slitting device for processing a printed protective film according to claim 1, characterized in that: The inner side walls of the slitting table (4) are provided with limiting grooves (7), and the two ends of the control plate (8) are slidably connected to the inside of the two limiting grooves (7).

6. The slitting device for processing a printed protective film according to claim 1, characterized in that: The bottom end of the movable seat (3) is fixedly connected to two sliding rods (14), and the top end of the movable platform (2) is provided with two sliding grooves (13). The outer surfaces of the two sliding rods (14) are respectively slidably connected to the inner surfaces of the two sliding grooves (13).

7. A slitting device for processing a printed protective film according to claim 6, characterized in that: A servo electric cylinder (26) is fixedly connected to one side of the moving platform (2), and a telescopic end of the servo electric cylinder (26) passes through one side of the moving platform (2) and is fixedly connected to one side of the moving seat (3).

Images