Cutting device for packaging paper production

Abstract

The cutting device for packaging paper production comprises a base, a supporting frame is arranged at the top end of the base, supporting plates are welded to the two sides of the top of the base, and a connecting plate is fixedly connected to the top end of the interior of the supporting frame. According to the cutting device for packaging paper production, the movable frame and the stepping motor are arranged, the stepping motor is started, the stepping motor drives the movable rod to rotate, the movable rod rotates so that the movable block can drive the connecting rod and the upper cutting piece to descend through the sliding groove, packaging paper can be cut when the upper cutting piece descends, the structure is simple, use is convenient, and practicability is high. When the connecting rod drives the upper cutting blade to descend, the limiting sleeve can limit the connecting rod, the situation that the upper cutting blade and packaging paper are staggered, and cutting of the packaging paper is affected is prevented, the stability of the upper cutting blade can be improved by limiting the connecting rod, and the problem that the cutting blade is inconvenient to ascend and descend is solved. And the lifting stability of the plastic cutting blade is poor.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging paper production, in particular to a cutting device for packaging paper production. Background Art

[0002] Wrapping paper usually refers to paper used to wrap various commodities and materials. With the development of society, people have higher and higher requirements for wrapping paper. Wrapping paper can not only improve the appearance of the product, but also protect the product. When producing wrapping paper, it is necessary to cut the wrapping paper into appropriate sizes according to the needs of users.

[0003] Some cutting devices used in packaging paper production still have some problems. For example, the structure for cutting packaging paper is relatively complicated, which not only increases the cost of the device, but also easily affects the cutting efficiency. Some cutting devices used in packaging paper production effectively limit the cutting blade during use, which easily affects the cutting quality.

[0004] Therefore, we proposed a cutting device for packaging paper production to improve the above problems. Utility Model Content

[0005] The utility model aims to provide a cutting device for packaging paper production, so as to solve the problems inconvenient lifting of the cutting blade and poor lifting stability of the plastic cutting blade in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cutting device for packaging paper production, comprising a base, a support frame is arranged at the top of the base, support plates are welded on both sides of the top of the base, a connecting plate is fixedly connected to the top of the support frame, a lower cutting blade is arranged at the top of the base, an upper cutting blade is arranged at the top of the lower cutting blade, and a lifting mechanism for facilitating cutting is arranged at the front end of the connecting plate;

[0007] The lifting mechanism includes a movable frame, a slide groove and a stepper motor. A stepper motor is installed at the bottom of the rear end of the connecting plate, a movable rod is installed outside the output end of the stepper motor, a movable block is fixedly connected to the top of the front end of the movable rod, a movable frame is provided at the front end of the connecting plate, a slide groove is provided inside the movable frame, a connecting rod is fixedly connected to the bottom end of the movable frame, a limiting rod is welded on the right side inside the supporting frame, and a limiting sleeve is fixedly connected to the left side of the limiting rod.

[0008] Preferably, driving rollers are respectively arranged at the bottom and top of the rear end between the support plates, and the upper cutting slice and the lower cutting blade are arranged at the front end of the driving rollers.

[0009] Preferably, the movable block slides inside the slide groove, and the limiting sleeve is sleeved on the outside of the connecting rod.

[0010] Preferably, dampers are fixedly connected on both sides between the lower cutting blade and the base, a buffer spring is fixedly connected to the bottom end of the lower cutting blade, a conveyor belt is provided at the rear end of the lower cutting blade, a driving motor is installed at the front end of the left side of the support plate, a driving shaft is fixedly connected to the output end of the driving motor, a driving roller is fixedly connected to the outside of the driving shaft, and a driven roller is provided at the rear end of the conveyor belt.

[0011] Preferably, the driving roller is arranged at the front end of the conveyor belt, and the driven roller is movably connected between the support plates.

[0012] Preferably, the top of the upper cutting slice is fixedly connected with a mounting sleeve, the bottom ends on both sides of the connecting rod are provided with mounting grooves, the inside of the mounting groove is fixedly connected with a return spring, the outer side of the return spring is fixedly connected with a limiting block, the inner side walls of the mounting sleeve are provided with card grooves on both sides, the mounting groove and the two sides of the front end of the mounting sleeve are provided with reserved grooves, and the front end of the limit block is fixedly connected with a pull rod.

[0013] Preferably, the limiting block is embedded in the slot, and the mounting sleeve is mounted on the bottom end of the outside of the connecting rod through the limiting block and the slot.

[0014] Preferably, the pull rod is arranged inside the reserved groove, and the pull rod slides left and right inside the reserved groove.

[0015] Compared with the prior art, the utility model has the beneficial effects that: the cutting device for packaging paper production not only facilitates the lifting and lowering of the upper cutting blade, facilitates the taking of the packaging paper after cutting, but also facilitates the replacement of the upper cutting blade;

[0016] (1) A movable frame, a movable block, a movable rod, a slide groove, a limiting sleeve and a stepper motor are provided, and the stepper motor is started, so that the stepper motor drives the movable rod to rotate. Since the movable block at the top of the front end of the movable rod is inside the slide groove, the rotation of the movable rod can make the movable block drive the connecting rod and the upper cutting slice to descend through the slide groove. When the upper cutting slice descends, the packaging paper can be cut. The structure is simple and easy to use. When the connecting rod drives the upper cutting slice to descend, the limiting sleeve can limit the connecting rod to prevent the upper cutting slice from being misaligned with the packaging paper, which affects the cutting of the packaging paper. Limiting the connecting rod can improve the stability of the upper cutting slice.

[0017] (2) By providing a buffer spring, a damper, a driving motor, a conveyor belt and a driving roller, the driving motor is started while the packaging paper is cut, and the driving motor can drive the driving roller to rotate through the driving shaft, and the driving roller can move the packaging paper at the top of the conveyor belt through the driven roller, so as to facilitate the unified collection of packaging paper and prevent safety accidents caused by collecting packaging paper at the bottom of the upper cutting slice. When the upper cutting slice cuts the packaging paper, the buffer spring can buffer the lower cutting blade through its own elasticity, and the damper can improve the stability of the lower cutting blade;

[0018] (3) By providing an installation sleeve, a limit block, an installation slot, a reset spring and a card slot, when the upper cutting slice needs to be replaced, the pull rod is pulled, and the pull rod drives the limit block to squeeze the reset spring, so that the limit block can be separated from the inside of the card slot. After the pull rod is pulled to a certain position, the installation sleeve is opened from the outside of the connecting rod. After removing the installation sleeve, the upper cutting slice can be disassembled and replaced. Replacing the upper cutting slice that has been used for a long time can improve the cutting efficiency and prevent the worn upper cutting slice from affecting the cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of a partial cross-sectional structure of a support plate of the utility model from a side view;

[0021] Figure 3 It is a schematic diagram of an enlarged rear cross-sectional structure of a connecting plate of the utility model;

[0022] Figure 4 For the utility model Figure 1 Schematic diagram of the enlarged cross-section structure at point A in the middle.

[0023] In the figure: 1. base; 2. buffer spring; 3. damper; 4. support frame; 5. drive motor; 6. drive roller; 7. upper cutting slice; 8. movable frame; 9. connecting plate; 10. movable block; 11. movable rod; 12. slide groove; 13. connecting rod; 14. limit sleeve; 15. limit rod; 16. lower cutting blade; 17. support plate; 18. driven roller; 19. drive shaft; 20. conveyor belt; 21. drive roller; 22. stepping motor; 23. reserved groove; 24. installation sleeve; 25. limit block; 26. installation groove; 27. reset spring; 28. pull rod; 29. ​​slot. DETAILED DESCRIPTION

[0024] 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.

[0025] Example 1: Please refer to Figure 1-4 A cutting device for packaging paper production includes a base 1, a support frame 4 is arranged at the top of the base 1, support plates 17 are welded on both sides of the top of the base 1, a connecting plate 9 is fixedly connected to the top of the support frame 4, a lower cutting blade 16 is arranged at the top of the base 1, an upper cutting blade 7 is arranged at the top of the lower cutting blade 16, and a lifting mechanism for facilitating cutting is arranged at the front end of the connecting plate 9;

[0026] The lifting mechanism includes a movable frame 8, a slide slot 12 and a stepper motor 22. The stepper motor 22 is installed at the bottom of the rear end of the connecting plate 9. The movable rod 11 is installed outside the output end of the stepper motor 22. The top of the front end of the movable rod 11 is fixedly connected with a movable block 10. The front end of the connecting plate 9 is provided with a movable frame 8. The inside of the movable frame 8 is provided with a slide slot 12. The bottom end of the movable frame 8 is fixedly connected with a connecting rod 13. The right side of the inside of the support frame 4 is welded with a limiting rod 15. The left side of the limiting rod 15 is fixedly connected with a limiting sleeve 14.

[0027] The bottom and top of the rear end between the support plates 17 are respectively provided with driving rollers 6, the upper cutting slice 7 and the lower cutting blade 16 are provided at the front end of the driving rollers 6, the movable block 10 slides inside the slide groove 12, and the limiting sleeve 14 is sleeved on the outside of the connecting rod 13;

[0028] Specifically, Figure 1 and Figure 3 As shown, start the stepper motor 22, and the stepper motor 22 drives the movable rod 11 to rotate. Since the movable block 10 at the top of the front end of the movable rod 11 is inside the slide groove 12, the rotation of the movable rod 11 can make the movable block 10 drive the connecting rod 13 and the upper cutting slice 7 to descend through the slide groove 12. When the upper cutting slice 7 descends, the packaging paper can be cut. The structure is simple and easy to use. When the connecting rod 13 drives the upper cutting slice 7 to descend, the limiting sleeve 14 can limit the connecting rod 13 to prevent the upper cutting slice 7 from being misaligned with the packaging paper, which affects the cutting of the packaging paper. Limiting the connecting rod 13 can improve the stability of the upper cutting slice 7.

[0029] Embodiment 2: Damper 3 is fixedly connected to both sides between the lower cutting blade 16 and the base 1, a buffer spring 2 is fixedly connected to the bottom end of the lower cutting blade 16, a conveyor belt 20 is arranged at the rear end of the lower cutting blade 16, a driving motor 5 is installed at the front end of the left side of the support plate 17, a driving shaft 19 is fixedly connected to the output end of the driving motor 5, a driving roller 21 is fixedly connected to the outside of the driving shaft 19, a driven roller 18 is arranged at the rear end of the conveyor belt 20, the driving roller 21 is arranged at the front end of the conveyor belt 20, and the driven roller 18 is movably connected between the support plates 17;

[0030] Specifically, Figure 1 and Figure 2 As shown, the drive motor 5 is started while the wrapping paper is being cut. The drive motor 5 can drive the drive roller 21 to rotate through the drive shaft 19, and the drive roller 21 can move the wrapping paper at the top of the conveyor belt 20 through the driven roller 18, so as to facilitate the unified collection of the wrapping paper and prevent safety accidents caused by collecting the wrapping paper at the bottom of the upper cutting slice 7. When the upper cutting slice 7 cuts the wrapping paper, the buffer spring 2 can buffer the lower cutting blade 16 through its own elasticity, and the damper 3 can improve the stability of the lower cutting blade 16.

[0031] Embodiment 3: The top of the upper cutting slice 7 is fixedly connected with a mounting sleeve 24, and mounting grooves 26 are provided at the bottom ends of both sides of the interior of the connecting rod 13, and a return spring 27 is fixedly connected inside the mounting groove 26, and a limit block 25 is fixedly connected to the outer side of the return spring 27, and a clamping groove 29 is provided on both sides of the inner side wall of the mounting sleeve 24, and reserved grooves 23 are provided on both sides of the mounting groove 26 and the front end of the mounting sleeve 24, and a pull rod 28 is fixedly connected to the front end of the limit block 25, and the limit block 25 is embedded in the inside of the clamping groove 29, and the mounting sleeve 24 is installed at the bottom end of the outside of the connecting rod 13 through the limit block 25 and the clamping groove 29, and the pull rod 28 is arranged inside the reserved groove 23, and the pull rod 28 slides left and right inside the reserved groove 23;

[0032] Specifically, Figure 1 and Figure 4 As shown, when the upper cutting slice 7 needs to be replaced, the pull rod 28 is pulled, and the pull rod 28 drives the limit block 25 to squeeze the reset spring 27, so that the limit block 25 can be separated from the inside of the slot 29. After the pull rod 28 is pulled to a certain position, the mounting sleeve 24 is opened from the outside of the connecting rod 13. After removing the mounting sleeve 24, the upper cutting slice 7 can be disassembled and replaced. Replacing the upper cutting slice 7 that has been used for a long time can improve the cutting efficiency and prevent the worn upper cutting slice 7 from affecting the cutting.

[0033] Working principle: When the utility model is in use, the pull rod 28 is pulled, and the pull rod 28 drives the limit block 25 to squeeze the return spring 27, so that the limit block 25 can be separated from the inside of the slot 29. After the pull rod 28 is pulled to a certain position, the installation sleeve 24 is opened from the outside of the connecting rod 13. After removing the installation sleeve 24, the upper cutting slice 7 can be disassembled, and then a new upper cutting slice 7 is taken and placed on the bottom end of the outside of the connecting rod 13. When placing the upper cutting slice 7, the installation sleeve 24 is sleeved on the bottom end of the outside of the connecting rod 13. The return spring 27 can make the limit block 25 embedded in the inside of the slot 29, so that the replacement can be completed. Replacing the upper cutting slice 7 that has been used for a long time can improve the cutting efficiency and prevent the worn upper cutting slice 7 from affecting the cutting. After the new upper cutting slice 7 is installed, the stepping motor 22 is started, and the stepper motor 22 is started. The feed motor 22 drives the movable rod 11 to rotate. The rotation of the movable rod 11 can make the movable block 10 drive the connecting rod 13 and the upper cutting slice 7 to descend through the slide groove 12. The upper cutting slice 7 can be lowered to cut the packaging paper. When the connecting rod 13 drives the upper cutting slice 7 to descend, the limiting sleeve 14 can limit the connecting rod 13 to prevent the upper cutting slice 7 from being misaligned with the packaging paper, which affects the cutting of the packaging paper. Limiting the connecting rod 13 can improve the stability of the upper cutting slice 7. While cutting the packaging paper, the driving motor 5 is started. The driving motor 5 can drive the driving roller 21 to rotate through the driving shaft 19. The driving roller 21 can move the packaging paper at the top of the conveyor belt 20 through the driven roller 18, thereby facilitating the unified collection of packaging paper and preventing safety accidents from occurring when collecting packaging paper at the bottom of the upper cutting slice 7.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A cutting device for packaging paper production, comprising a base (1), characterized in that: A support frame (4) is arranged at the top of the base (1), support plates (17) are welded on both sides of the top of the base (1), a connecting plate (9) is fixedly connected to the top of the support frame (4), a lower cutting blade (16) is arranged at the top of the base (1), an upper cutting slice (7) is arranged at the top of the lower cutting blade (16), and a lifting mechanism for facilitating cutting is arranged at the front end of the connecting plate (9); The lifting mechanism comprises a movable frame (8), a slide groove (12) and a stepper motor (22); a stepper motor (22) is installed at the bottom of the rear end of the connecting plate (9); a movable rod (11) is installed outside the output end of the stepper motor (22); a movable block (10) is fixedly connected to the top of the front end of the movable rod (11); a movable frame (8) is arranged at the front end of the connecting plate (9); a slide groove (12) is provided inside the movable frame (8); a connecting rod (13) is fixedly connected to the bottom end of the movable frame (8); a limiting rod (15) is welded on the right side of the inside of the supporting frame (4); and a limiting sleeve (14) is fixedly connected to the left side of the limiting rod (15).

2. A cutting device for packaging paper production according to claim 1, characterized in that: Driving rollers (6) are respectively arranged at the bottom and top of the rear end between the support plates (17), and the upper cutting slice (7) and the lower cutting blade (16) are arranged at the front end of the driving rollers (6).

3. A cutting device for packaging paper production according to claim 1, characterized in that: The movable block (10) slides inside the sliding groove (12), and the limiting sleeve (14) is sleeved on the outside of the connecting rod (13).

4. A cutting device for packaging paper production according to claim 1, characterized in that: A damper (3) is fixedly connected on both sides between the lower cutting blade (16) and the base (1); a buffer spring (2) is fixedly connected to the bottom end of the lower cutting blade (16); a conveyor belt (20) is arranged at the rear end of the lower cutting blade (16); a driving motor (5) is installed at the front end of the left side of the support plate (17); a driving shaft (19) is fixedly connected to the output end of the driving motor (5); a driving roller (21) is fixedly connected to the outside of the driving shaft (19); and a driven roller (18) is arranged at the rear end of the conveyor belt (20).

5. A cutting device for packaging paper production according to claim 4, characterized in that: The driving roller (21) is arranged at the front end inside the conveyor belt (20), and the driven roller (18) is movably connected between the supporting plates (17).

6. A cutting device for packaging paper production according to claim 1, characterized in that: The top of the upper cutting slice (7) is fixedly connected to a mounting sleeve (24), the bottom ends of both sides of the connecting rod (13) are provided with mounting grooves (26), the interior of the mounting groove (26) is fixedly connected to a return spring (27), the outer side of the return spring (27) is fixedly connected to a limit block (25), the inner side walls of the mounting sleeve (24) are provided with retaining grooves (29), the mounting groove (26) and the front ends of the mounting sleeve (24) are provided with reserved grooves (23), and the front end of the limit block (25) is fixedly connected to a pull rod (28).

7. A cutting device for packaging paper production according to claim 6, characterized in that: The limiting block (25) is embedded in the interior of the clamping groove (29), and the mounting sleeve (24) is mounted on the bottom end of the exterior of the connecting rod (13) through the limiting block (25) and the clamping groove (29).

8. A cutting device for packaging paper production according to claim 6, characterized in that: The pull rod (28) is arranged inside the reserved groove (23), and the pull rod (28) slides left and right inside the reserved groove (23).

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