Paperboard production cutting device for carton production

Abstract

The utility model discloses a paperboard production cutting device for carton production, which relates to the field of paperboard production and comprises a support frame, a top frame is fixed in the middle of the top end of the support frame, two winding drums are rotatably connected onto the support frame and are respectively positioned on two sides of the top frame, two transmission shafts are rotatably arranged in the top frame, and the two transmission shafts are respectively positioned on two sides of the top frame. A plurality of rolling shafts are arranged at the top end of the top frame, when the paperboard roll and the conveying belt move to the position below the cutting knife, the pneumatic air cylinder is started, the telescopic end drives the cutting knife to descend, the paperboard roll is extruded and cut, a needed shape is formed on the paperboard roll, and at the moment, the conveying belt can play a role in supporting the lower portion of the paperboard roll; and along with continuous movement of the paperboard roll and the conveying belt, when the conveying belt moves to the front of the leakage groove, the conveying belt can be taken back by the conveying shaft, the bottom end of the paperboard roll is not supported by the conveying belt, the opened paperboard can automatically fall into the collection box through the leakage groove, and collection is completed.

Description

Technical Field

[0001] The utility model relates to the field of paperboard production, in particular to a paperboard production and cutting device for carton production. Background Art

[0002] Cartons are the most widely used packaging products. According to different materials, there are corrugated boxes, single-layer cardboard boxes, etc., with various specifications and models. Commonly used cartons are three-layer and five-layer, and seven-layer is less used. Each layer is divided into lining paper, corrugated paper, core paper, and face paper. The lining and face paper are tea board paper and kraft paper. The core paper is corrugated paper. Cartons are formed by splicing or gluing cardboard. The cardboard can be cut into appropriate sizes and shapes according to needs before use.

[0003] In the prior art, the cardboard raw materials are cut by a cutter, and the scraps after cutting need to be cleaned manually by personnel, which is time-consuming, and the accumulated scraps easily affect the cutting environment.

[0004] Therefore, it is necessary to propose a cardboard production and cutting device for carton production to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a cardboard production and cutting device for carton production, so as to solve the problem that the prior art uses a cutter to cut the cardboard raw material, and the scraps after cutting need to be manually cleaned up by personnel, which is time-consuming, and the accumulated scraps easily affect the cutting environment.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cardboard production and cutting device for carton production, comprising a support frame, a top frame is fixed at the middle of the top of the support frame, two reels are rotatably connected to the support frame, the two reels are respectively located on both sides of the top frame, two transmission shafts are rotatably inside the top frame, a plurality of rollers are arranged at the top of the top frame, a transmission belt is transmission-connected between the two transmission shafts and the rollers, a leakage groove is arranged on one side of one of the transmission shafts, the leakage groove is opened on the top frame, a cardboard roll is wound between the two reels and the rollers, the transmission belt is located on the lower surface of the cardboard roll, a second fixed frame is fixed to the top frame, a pneumatic cylinder is arranged on the second fixed frame, and a cutting knife is fixed to the telescopic end at the bottom of the pneumatic cylinder.

[0007] Preferably, a connecting plate is fixed to the middle of the second fixing frame, the pneumatic cylinder is fixed to the connecting plate, the cutting knife is arranged below the connecting plate, and the cutting knife is located on the upper surface of the cardboard roll.

[0008] Preferably, a first fixing frame is provided on one side of the second fixing frame, and two heating rollers are rotatably connected inside the first fixing frame, and the paperboard roll and the conveyor belt both pass through the two heating rollers.

[0009] Preferably, an electric push rod is fixed to the top end of the first fixing frame. Slide rods are arranged at the four corners inside the first fixing frame. A lifting plate is slidably fitted on each of the four slide rods. A connecting frame is fixedly connected to the bottom end of the lifting plate. One of the heating rollers is rotatably connected to the connecting frame.

[0010] Preferably, a first motor is fixed to one side of the first fixing frame. The other heating roller is connected to the drive shaft of the first motor.

[0011] Preferably, second motors are fixed to one side of the support frame and the top frame respectively. There are multiple second motors. Two transmission shafts and two winding drums are respectively connected to the drive shafts of the corresponding second motors.

[0012] Preferably, a collection box is arranged at the bottom end inside the support frame. The collection box is located below the leakage groove.

[0013] The technical effects and advantages of the present utility model are as follows:

[0014] 1. In the actual operation of the present utility model, when the cardboard roll and the conveyor belt move to below the cutting knife, the pneumatic cylinder is activated, so that the telescopic end drives the cutting knife to descend, and the cardboard roll is squeezed and cut to cut out the required shape on the cardboard roll. At this time, the conveyor belt can play a role in supporting the lower part of the cardboard roll to prevent the cut cardboard from falling. As the cardboard roll and the conveyor belt continue to move, when the conveyor belt moves to before the leakage groove, it will be retracted by the transmission shaft, and the bottom end of the cardboard roll loses the support of the conveyor belt. The cut cardboard will automatically fall into the interior of the collection box through the leakage groove to complete the collection, and the remaining cardboard roll will be wound and collected by the other winding drum, reducing the time for manual collection by personnel.

[0015] 2. In the actual operation of the present utility model, when the cardboard roll and the conveyor belt pass between the two heating rollers, the heating rollers will heat the cardboard roll and the conveyor belt. It can not only support the movement of the cardboard roll and the conveyor belt, but also heat the cardboard roll to make the cardboard roll harden by heating, and the edge is subsequently squeezed and cut by the cutting knife. At the same time, the water vapor inside the cardboard roll is reduced, improving the product quality. Description of the Drawings

[0016] Figure 1 It is a schematic structural diagram of the cardboard production and cutting device for carton production of the present utility model.

[0017] Figure 2 It is a schematic structural diagram of the slide rod of the present utility model.

[0018] Figure 3 For the present utility model Figure 2 The enlarged schematic diagram at position A.

[0019] In the figure: 1, support frame; 2, reel; 3, cardboard roll; 4, collection box; 5, roller; 6, top frame; 7, transmission shaft; 8, conveyor belt; 9, first fixing frame; 10, second fixing frame; 11, pneumatic cylinder; 12, cutting knife; 13, leak groove; 14, heating roller; 15, first motor; 16, slide bar. Detailed implementation manner

[0020] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0021] The present invention provides a cardboard production and cutting device for cardboard boxes as shown in Figure 1 - Figure 3 shown, which includes a support frame 1. A top frame 6 is fixed in the middle of the top of the support frame 1. Two reels 2 are rotatably connected to the support frame 1. The two reels 2 are respectively located on both sides of the top frame 6. Two transmission shafts 7 are rotated inside the top frame 6. A plurality of rollers 5 are arranged at the top of the top frame 6. A conveyor belt 8 is drivingly connected between the two transmission shafts 7 and the rollers 5. Second motors are fixed on both the support frame 1 and the top frame 6. There are a plurality of second motors. Both the two transmission shafts 7 and the two reels 2 are connected to the drive shafts of the corresponding second motors. A cardboard roll 3 is wound between the two reels 2 and the rollers 5.

[0022] After a plurality of second motors are started, they can respectively drive the corresponding transmission shafts 7 and reels 2 to rotate. When the two reels 2 rotate, they can drive the cardboard roll 3 to be transported and moved. When the two transmission shafts 7 rotate, they can drive the conveyor belt 8 to be transported and moved. Since the conveyor belt 8 is located on the lower surface of the cardboard roll 3, the conveyor belt 8 can support the lower surface of the cardboard roll 3 during transportation, improving the stability of transportation.

[0023] A leak groove 13 is arranged on one side of one of the transmission shafts 7. The leak groove 13 is opened on the top frame 6. A second fixing frame 10 is fixed on the top frame 6. A pneumatic cylinder 11 is arranged on the second fixing frame 10. A cutting knife 12 is fixed at the telescopic end of the bottom of the pneumatic cylinder 11. A connecting plate is fixed in the middle of the second fixing frame 10. The pneumatic cylinder 11 is fixed on the connecting plate. The cutting knife 12 is arranged below the connecting plate. The cutting knife 12 is located on the upper surface of the cardboard roll 3. A collection box 4 is arranged at the bottom end inside the support frame 1. The collection box 4 is located below the leak groove 13.

[0024] In the actual operation of the present utility model, when the cardboard roll 3 and the conveyor belt 8 move below the cutting knife 12, the pneumatic cylinder 11 is activated, causing the telescopic end to drive the cutting knife 12 to descend, squeezing and cutting the cardboard roll 3 to cut out the required shape on the cardboard roll 3. At this time, the conveyor belt 8 can play a role in supporting the lower part of the cardboard roll 3 to prevent the cut cardboard from falling. As the cardboard roll 3 and the conveyor belt 8 continue to move, when the conveyor belt 8 moves in front of the leakage groove 13, it will be retracted by the transmission shaft 7, and the bottom end of the cardboard roll 3 loses the support of the conveyor belt 8. The cut cardboard will automatically fall into the interior of the collection box 4 through the leakage groove 13 to complete the collection, and the remaining cardboard roll 3 will be wound and collected by another reel 2, reducing the time for manual collection by personnel.

[0025] A first fixing frame 9 is provided on one side of the second fixing frame 10. Two heating rollers 14 are rotatably connected inside the first fixing frame 9. Both the cardboard roll 3 and the conveyor belt 8 pass between the two heating rollers 14.

[0026] An electric push rod is fixed to the top end of the first fixing frame 9. Slide rods 16 are provided at the four corners inside the first fixing frame 9. A lifting plate is slidably fitted on each of the four slide rods 16. A connecting frame is fixedly connected to the bottom end of the lifting plate. One of the heating rollers 14 is rotatably connected inside the connecting frame. A first motor 15 is fixed to one side of the first fixing frame 9, and the other heating roller 14 is connected to the drive shaft of the first motor 15.

[0027] In the actual operation of the present utility model, when the cardboard roll 3 and the conveyor belt 8 pass between the two heating rollers 14, the heating rollers 14 will heat the cardboard roll 3 and the conveyor belt 8. It can not only support the movement of the cardboard roll 3 and the conveyor belt 8, but also heat the cardboard roll 3 to make the cardboard roll 3 harden by heating, and the edge is subsequently squeezed and cut by the cutting knife 12. At the same time, the moisture inside the cardboard roll 3 is reduced, improving the product quality.

Claims

1. A cardboard production and cutting device for carton production, comprising a support frame (1), characterized in that: In the middle of the top of the support frame (1), a top frame (6) is fixed. Two winding drums (2) are rotatably connected to the support frame (1), and the two winding drums (2) are respectively located on both sides of the top frame (6). Two transmission shafts (7) are rotatably arranged inside the top frame (6). A plurality of rollers (5) are arranged at the top of the top frame (6). A transmission belt (8) is drivingly connected between the two transmission shafts (7) and the rollers (5). A leakage groove (13) is arranged on one side of one of the transmission shafts (7), and the leakage groove (13) is formed in the top frame (6). A cardboard roll (3) is wound between the two winding drums (2) and the rollers (5). The transmission belt (8) is located on the lower surface of the cardboard roll (3). A second fixing frame (10) is fixed on the top frame (6), and a pneumatic cylinder (11) is arranged on the second fixing frame (10). The telescopic end at the bottom of the pneumatic cylinder (11) is fixed with a cutting knife (12).

2. The cardboard production and cutting device for carton production according to claim 1, characterized in that: A connecting plate is fixed in the middle of the second fixing frame (10), the pneumatic cylinder (11) is fixed on the connecting plate, the cutting knife (12) is arranged below the connecting plate, and the cutting knife (12) is located on the upper surface of the cardboard roll (3).

3. A cardboard production and cutting device for carton production according to claim 2, characterized in that: A first fixing frame (9) is arranged on one side of the second fixing frame (10), and two heating rollers (14) are rotatably connected inside the first fixing frame (9). The cardboard roll (3) and the transmission belt (8) both pass between the two heating rollers (14).

4. A cardboard production and cutting device for carton production according to claim 3, characterized in that: An electric push rod is fixed at the top of the first fixing frame (9). Slide rods (16) are arranged at the four corners inside the first fixing frame (9). Lifting plates are slidably fitted on the four slide rods (16). A connecting frame is fixedly connected to the bottom end of the lifting plate. One of the heating rollers (14) is rotatably connected inside the connecting frame.

5. A cardboard production and cutting device for carton production according to claim 4, characterized in that: A first motor (15) is fixed on one side of the first fixing frame (9), and the driving shaft of the other heating roller (14) is connected to the driving shaft of the first motor (15).

6. A cardboard production and cutting device for carton production according to claim 1, characterized in that: Second motors are fixed on one side of both the support frame (1) and the top frame (6). There are multiple second motors. The two transmission shafts (7) and the two winding drums (2) are all connected to the driving shafts of the corresponding second motors.

7. A cardboard production and cutting device for carton production according to claim 1, characterized in that: A collection box (4) is arranged at the bottom end inside the support frame (1), and the collection box (4) is located below the leakage groove (13).

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