Plastic packaging bag slitting and shaping device

Abstract

The utility model relates to the technical field of plastic packaging bag production, in particular to a plastic packaging bag slitting and shaping device which comprises a machining table, a pressing mechanism is installed on the front face of the machining table, a first conveying belt is installed at the front end of the top of the machining table, and a cutting plate is installed at the back end of the top of the machining table. A cutting frame is mounted at the top of the machining table and located above the cutting plate. The pressing mechanism comprises a mounting frame, an adjusting rod, a first conveying frame, a second conveying frame, a sliding sleeve, a connecting sleeve, a threaded rod and a threaded sleeve. The plastic packaging bags are effectively prevented from deforming during cutting, the safety of slitting operation is improved, meanwhile, the cutters can be correspondingly adjusted according to the slitting specifications of the plastic packaging bags, and the production quality and production efficiency of the plastic packaging bags are further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic packaging bag production, in particular to a plastic packaging bag cutting and shaping device. Background Art

[0002] Plastic packaging bags are made of plastic as raw material and are used to produce various daily necessities packaging bags. They are widely used in daily life and industrial production. Commonly used plastic packaging bags are mostly made of polyethylene film, which is non-toxic and can be used to hold food. Plastic packaging bags are a whole when they are produced and need to be cut later to make them into a suitable size for packaging.

[0003] The existing plastic packaging bag slitting method requires manual cutting of the plastic packaging bag with a knife, which can easily cause scratches during cutting. In addition, the plastic packaging bag is not easy to fix during cutting, causing the plastic packaging bag to deform during cutting. At the same time, the size of the manual cutting method is difficult to control, which can easily cause bad cutting, thereby greatly reducing the production quality and efficiency of the plastic packaging bag.

[0004] Therefore, it is particularly important to design a plastic packaging bag cutting and shaping device to solve the above-mentioned defects. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model designs a plastic packaging bag cutting and shaping device, which aims to solve the problem that the method of manually cutting plastic packaging bags with a knife under the prior art is not only easy to cause scratches but also inconvenient to fix during cutting, causing the plastic packaging bags to deform during cutting. At the same time, the size of the manual cutting method is difficult to control, thereby reducing the technical problems of the production quality and production efficiency of plastic packaging bags.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A plastic packaging bag slitting and shaping device comprises a processing table, a pressing mechanism is installed on the front of the processing table, a first conveyor belt is installed at the front end of the top of the processing table, a cutting board is installed at the back end of the top of the processing table, and a cutting frame is installed on the top of the processing table and above the cutting board;

[0008] The clamping mechanism includes a mounting frame, an adjusting rod, a first conveying frame, a second conveying frame, a sliding sleeve, a connecting sleeve, a threaded rod and a threaded sleeve. The two groups of mounting frames are respectively installed on the left and right sides of the front of the processing table, and the two groups of adjusting rods are respectively installed on the inner sides of the two groups of mounting frames. The first conveying frame is installed between the two groups of mounting frames, and the second conveying frame is installed between the two groups of mounting frames and is located below the first conveying frame. The left and right sides of the first conveying frame are slidably connected to the adjusting rod through the sliding sleeve, and the left and right sides of the second conveying frame are fixedly connected to the adjusting rod through the connecting sleeve. The threaded rod is rotatably connected to the inner side of the right mounting frame of the two groups of mounting frames, and the threaded sleeve is threadedly connected to the outer side of the threaded rod, and the threaded sleeve is fixedly connected to the sliding sleeve.

[0009] As a preferred solution of the utility model, support frames are installed at both the front and rear ends of the bottom of the processing table, and a first motor is installed on the left side of the processing table. The first motor is adapted for use with the first conveyor belt.

[0010] As a preferred solution of the utility model, adjustment seats are installed on the left and right sides of the top of the cutting frame, second motors are installed on the outer sides of the two groups of adjustment seats, belts are installed on the left and right sides of the top of the cutting frame, the driving end of the second motor is meshed with the belt through a gear, and rollers are rotatably connected to the inner side of the adjustment seat and located on the upper and lower sides of the cutting frame.

[0011] As a preferred solution of the utility model, a cross frame is installed between the two groups of adjustment seats, a cylinder is installed on the front of the cross frame, a cutter is installed under the cylinder, the driving end of the cylinder is fixedly connected to the cutter through a mounting seat, and scales are installed on both sides of the cutting frame.

[0012] As a preferred solution of the utility model, a second conveyor belt is installed on the inner side of the first conveyor frame, a third conveyor belt is installed on the inner side of the second conveyor frame, and a third motor is installed on the left side of the first conveyor frame and the second conveyor frame, and the third motor is compatible with the second conveyor belt and the third conveyor belt.

[0013] As a preferred solution of the utility model, a hand wheel is fixedly connected to the top of the threaded rod, and the outer side of the threaded sleeve is fixedly connected to the sliding sleeve via a connecting plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. In the utility model, through the design of the clamping mechanism, when the plastic packaging bag is cut and shaped, first according to the thickness of the plastic packaging bag, the threaded rod is driven to rotate by shaking the hand wheel, thereby driving the threaded sleeve to rotate, and under the connection of the connecting plate, the sliding sleeve is driven to slide up and down on the outside of the adjusting rod, and then the height of the first conveyor frame is adjusted, so that the second conveyor belt is close to the third conveyor belt, so that the gap between the second conveyor belt and the third conveyor belt can allow the plastic packaging bag to pass through, and then the plastic packaging bag to be cut is conveyed through the second conveyor belt inside the first conveyor frame and the third conveyor belt inside the second conveyor frame. The plastic packaging bag is clamped in the middle and conveyed. The first conveyor belt is then used to convey the uncut plastic packaging bag to the cutting board. The position of the cutter under the cutting frame is adjusted according to the cutting specifications of the plastic packaging bag. The plastic packaging bag is cut by the cutter, and the first motor and the third motor are stopped at the same time to stop conveying the plastic packaging bag. The plastic packaging bag is clamped by the second conveyor belt on the inner side of the first conveyor frame and the third conveyor belt on the inner side of the second conveyor frame, so that the uncut end of the plastic packaging bag is fixed during cutting, thereby effectively preventing the plastic packaging bag from being deformed during cutting.

[0016] 2. In the utility model, through the design of the cutting frame, when the uncut plastic packaging bags are to be cut, the gear is driven to rotate by the second motor, and the adjustment seat is driven to move forward and backward under the transmission of the gear and the belt. At the same time, the movement of the adjustment seat is made more stable under the rolling of the roller. The forward and backward movement of the adjustment seat is used to drive the cross frame to move forward and backward, and then drive the cutter to move forward and backward. According to the specifications of the plastic packaging bags to be cut, the position of the cutter is adjusted accordingly by referring to the scale. After the plastic packaging bags enter the cutting board and the plastic packaging bags of corresponding length pass through the cutter, the cutter is driven to descend by the cylinder, so that the plastic packaging bags are neatly cut, thereby further improving the production quality and efficiency of the plastic packaging bags. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 for Figure 1 A magnified schematic diagram of the middle part;

[0019] Figure 3 This is a schematic diagram of the structure of the clamping mechanism of the utility model;

[0020] Figure 4 This is a schematic diagram of the connection structure between the threaded rod and the threaded sleeve of the utility model.

[0021] In the figure: 1, processing table; 2, clamping mechanism; 3, first conveyor belt; 4, cutting plate; 5, cutting frame; 6, mounting frame; 7, adjusting rod; 8, first conveyor frame; 9, second conveyor frame; 10, sliding sleeve; 11, connecting sleeve; 12, threaded rod; 13, threaded sleeve; 14, supporting frame; 15, first motor; 16, adjusting seat; 17, second motor; 18, gear; 19, roller; 20, cross frame; 21, cylinder; 22, cutter; 23, mounting seat; 24, scale; 25, second conveyor belt; 26, third conveyor belt; 27, third motor; 28, hand wheel; 29, connecting plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] Example:

[0024] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0025] A plastic packaging bag slitting and shaping device comprises a processing table 1, a pressing mechanism 2 is installed on the front of the processing table 1, a first conveyor belt 3 is installed at the front end of the top of the processing table 1, a cutting board 4 is installed at the back end of the top of the processing table 1, and a cutting frame 5 is installed on the top of the processing table 1 and above the cutting board 4.

[0026] First, in this embodiment, the specific structure of the clamping mechanism 2 is as follows:

[0027] The clamping mechanism 2 includes a mounting frame 6, an adjusting rod 7, a first conveying frame 8, a second conveying frame 9, a sliding sleeve 10, a connecting sleeve 11, a threaded rod 12 and a threaded sleeve 13. The two groups of mounting frames 6 are respectively installed on the left and right sides of the front of the processing table 1, and the two groups of adjusting rods 7 are respectively installed on the inner sides of the two groups of mounting frames 6. The first conveying frame 8 is installed between the two groups of mounting frames 6, and the second conveying frame 9 is installed between the two groups of mounting frames 6 and is located below the first conveying frame 8. The left and right sides of the first conveying frame 8 are both slidably connected to the adjusting rod 7 through the sliding sleeve 10, and the left and right sides of the second conveying frame 9 are fixedly connected to the adjusting rod 7 through the connecting sleeve 11. The threaded rod 12 is rotatably connected to the inner side of the right side mounting frame 6 of the two groups of mounting frames 6, and the threaded sleeve 13 is threadedly connected to the outer side of the threaded rod 12, and the threaded sleeve 13 is fixedly connected to the sliding sleeve 10.

[0028] Furthermore, support frames 14 are installed at the front and rear ends of the bottom of the processing table 1, and a first motor 15 is installed on the left side of the processing table 1. The first motor 15 is adapted for use with the first conveyor belt 3. The support frame 14 provides stable support for the processing table 1, and the first motor 15 drives the first conveyor belt 3 to transport the uncut plastic packaging bags.

[0029] Then, adjustment seats 16 are installed on the left and right sides of the top of the cutting frame 5, and second motors 17 are installed on the outer sides of the two groups of adjustment seats 16. Belts are installed on the left and right sides of the top of the cutting frame 5. The driving end of the second motor 17 is meshed and connected with the belt through a gear 18. The inner side of the adjustment seat 16 and the upper and lower sides of the cutting frame 5 are rotatably connected with rollers 19. When the uncut plastic packaging bags are cut, the gear 18 is driven to rotate by the second motor 17. Under the transmission of the gear 18 and the belt, the adjustment seat 16 is driven to move forward and backward. At the same time, the movement of the adjustment seat 16 is made more stable under the rolling of the roller 19.

[0030] Furthermore, a cross frame 20 is installed between the two groups of adjustment seats 16, a cylinder 21 is installed on the front of the cross frame 20, a cutter 22 is installed below the cylinder 21, and the driving end of the cylinder 21 is fixedly connected to the cutter 22 through the mounting seat 23. Scales 24 are installed on the left and right sides of the cutting frame 5. The front and rear movement of the adjustment seat 16 drives the cross frame 20 to move back and forth, and then drives the cutter 22 to move back and forth. According to the specifications of the plastic packaging bags to be cut, the position of the cutter 22 is adjusted accordingly by referring to the scale 24. After the plastic packaging bags enter the cutting board 4 and the plastic packaging bags of corresponding length pass through the cutter 22, the cutter 22 is driven to descend by the cylinder 21, so that the plastic packaging bags are neatly cut. At the same time, the mounting seat 23 can be used to facilitate the disassembly and assembly of the cutter 22, so that the cutter 22 can be repaired and replaced.

[0031] Secondly, a second conveyor belt 25 is installed on the inner side of the first conveyor frame 8, a third conveyor belt 26 is installed on the inner side of the second conveyor frame 9, and a third motor 27 is installed on the left side of the first conveyor frame 8 and the second conveyor frame 9. The third motor 27 is compatible with the second conveyor belt 25 and the third conveyor belt 26. The plastic packaging bags to be cut are clamped in the middle by the second conveyor belt 25 on the inner side of the first conveyor frame 8 and the third conveyor belt 26 on the inner side of the second conveyor frame 9, and the plastic packaging bags are transported.

[0032] Finally, a handwheel 28 is fixedly connected to the top of the threaded rod 12, and the outer side of the threaded sleeve 13 is fixedly connected to the sliding sleeve 10 through a connecting plate 29. The threaded rod 12 is rotated by shaking the handwheel 28, thereby driving the threaded sleeve 13 to rotate. Under the connection of the connecting plate 29, the sliding sleeve 10 is driven to slide up and down on the outer side of the adjusting rod 7.

[0033] In this embodiment, the implementation scenario is specifically as follows: when the plastic packaging bag is cut and shaped, first, according to the thickness of the plastic packaging bag, the threaded rod 12 is driven to rotate by shaking the hand wheel 28, thereby driving the threaded sleeve 13 to rotate, and under the connection of the connecting plate 29, the sliding sleeve 10 is driven to slide up and down on the outside of the adjusting rod 7, and then the height of the first conveyor frame 8 is adjusted, so that the second conveyor belt 25 is close to the third conveyor belt 26, so that the gap between the second conveyor belt 25 and the third conveyor belt 26 can allow the plastic packaging bag to pass through, and then the plastic packaging bag to be cut is clamped in the middle by the second conveyor belt 25 inside the first conveyor frame 8 and the third conveyor belt 26 inside the second conveyor frame 9, and the plastic packaging bag is transported, and then the plastic packaging bag to be cut is transported to the cutting board 4 by the first conveyor belt 3, and the position of the cutter 22 below the cutting frame 5 is adjusted according to the cutting specifications of the plastic packaging bag. Adjustment, using the cutter 22 to cut the plastic packaging bag, while stopping the first motor 15 and the third motor 27 to stop conveying the plastic packaging bag, and the plastic packaging bag is clamped by the second conveyor belt 25 inside the first conveyor frame 8 and the third conveyor belt 26 inside the second conveyor frame 9, so that the uncut end of the plastic packaging bag is fixed during cutting, thereby effectively preventing the plastic packaging bag from being deformed during cutting, and using the cutter 22 to automatically complete the cutting without manual operation, the entire operation process is simple and convenient, compared with the existing method of manually holding a knife to cut the plastic packaging bag, the utility model can improve the design when cutting the plastic packaging bag, effectively prevent the plastic packaging bag from being deformed during cutting, and improve the safety of the cutting operation, and at the same time the cutter 22 can be adjusted accordingly according to the specifications of the plastic packaging bag cutting, further improving the production quality and production efficiency of the plastic packaging bag.

[0034] 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 plastic packaging bag slitting and shaping device, comprising a processing table (1), characterized in that: A clamping mechanism (2) is installed on the front of the processing table (1), a first conveyor belt (3) is installed at the front end of the top of the processing table (1), a cutting board (4) is installed at the back end of the top of the processing table (1), and a cutting frame (5) is installed on the top of the processing table (1) and above the cutting board (4); The clamping mechanism (2) comprises a mounting frame (6), an adjusting rod (7), a first conveying frame (8), a second conveying frame (9), a sliding sleeve (10), a connecting sleeve (11), a threaded rod (12) and a threaded sleeve (13); two groups of the mounting frames (6) are respectively mounted on the left and right sides of the front of the processing table (1); two groups of the adjusting rods (7) are respectively mounted on the inner sides of the two groups of mounting frames (6); the first conveying frame (8) is mounted between the two groups of mounting frames (6); and the second conveying frame (9) is mounted on the inner sides of the two groups of mounting frames (6). ) and is located below the first conveying frame (8), the left and right sides of the first conveying frame (8) are slidably connected to the adjustment rod (7) through a sliding sleeve (10), the left and right sides of the second conveying frame (9) are fixedly connected to the adjustment rod (7) through a connecting sleeve (11), the threaded rod (12) is rotatably connected to the inner side of the right side mounting frame (6) of the two groups of mounting frames (6), the threaded sleeve (13) is threadedly connected to the outer side of the threaded rod (12), and the threaded sleeve (13) is fixedly connected to the sliding sleeve (10).

2. A plastic packaging bag cutting and shaping device according to claim 1, characterized in that: Support frames (14) are installed at both the front and rear ends of the bottom of the processing table (1), and a first motor (15) is installed on the left side of the processing table (1). The first motor (15) is compatible with the first conveyor belt (3).

3. A plastic packaging bag cutting and shaping device according to claim 1, characterized in that: Adjustment seats (16) are installed on both left and right sides of the top of the cutting frame (5), and second motors (17) are installed on the outer sides of the two groups of adjustment seats (16). Belts are installed on both left and right sides of the top of the cutting frame (5), and the driving end of the second motor (17) is meshed with the belt through a gear (18). Rollers (19) are rotatably connected to the inner side of the adjustment seat (16) and located on the upper and lower sides of the cutting frame (5).

4. A plastic packaging bag cutting and shaping device according to claim 3, characterized in that: A cross frame (20) is installed between the two groups of adjustment seats (16), a cylinder (21) is installed on the front of the cross frame (20), a cutter (22) is installed below the cylinder (21), a driving end of the cylinder (21) is fixedly connected to the cutter (22) via a mounting seat (23), and scales (24) are installed on both left and right sides of the cutting frame (5).

5. The plastic packaging bag cutting and shaping device according to claim 1, characterized in that: A second conveyor belt (25) is installed on the inner side of the first conveyor frame (8), a third conveyor belt (26) is installed on the inner side of the second conveyor frame (9), and a third motor (27) is installed on the left side of the first conveyor frame (8) and the second conveyor frame (9), and the third motor (27) is compatible with the second conveyor belt (25) and the third conveyor belt (26).

6. The plastic packaging bag cutting and shaping device according to claim 1, characterized in that: A hand wheel (28) is fixedly connected to the top of the threaded rod (12), and the outer side of the threaded sleeve (13) is fixedly connected to the sliding sleeve (10) via a connecting plate (29).

Images