Food packaging box printing device

Abstract

The utility model discloses a food packaging box printing device, relates to the field of packaging box production, and solves the problems that an existing food packaging box printing device is prone to edge curling, edge cutting is needed in the final finished product stage, and great waste is caused. The device comprises a paper conveying base, printing equipment, a connecting base, a sleeve, a sliding groove, a bidirectional motor, a lead screw, a threaded ring and guide blocks, a connecting rod is fixedly connected to the lower portion of the guide block on the lower side, a rotating disc is rotatably connected to the lower end of the connecting rod, a limiting sliding box is fixedly connected to the rotating disc, and a jumping distance mechanism is arranged in the limiting sliding box; and a guide wheel is rotationally connected through a distance adjusting mechanism. The device can effectively prevent edge curling, can be universally used for food packaging box paper of different sizes and thicknesses, avoids waste caused by follow-up edge cutting of the food packaging box paper, and improves the universality.

Description

Technical Field

[0001] The utility model relates to the field of packaging box production, in particular to a food packaging box printing device. Background Art

[0002] As the name implies, packaging boxes are boxes used to package products. They can be classified by material, such as paper boxes, iron boxes, wooden boxes, cloth boxes, leather boxes, acrylic boxes, corrugated packaging boxes, PVC boxes, etc. They can also be classified by product name, such as moon cake boxes, tea boxes, wolfberry boxes, candy boxes, exquisite gift boxes, local specialty boxes, wine boxes, chocolate boxes, food, medicine and health care product boxes, food packaging boxes, tea packaging boxes, pencil cases, etc. Functions of packaging boxes: ensure the safety of products in transportation and improve the grade of products.

[0003] According to a utility model patent in China named "a food packaging box printing device", with publication number CN212608325U and publication date 2021-02-26, a food packaging box printing device is disclosed, wherein a dust removal chamber is provided above the conveyor belt, and an adjustable introduction mechanism, a first conveyor roller mechanism, a dust removal roller brush mechanism, a second conveyor roller mechanism and an auxiliary roller mechanism are sequentially arranged in the dust removal chamber along the conveying direction of the conveyor belt, and two adjustable auxiliary pressure rollers are installed on the adjustable introduction mechanism, and a dust suction device is also provided above the dust removal roller brush mechanism, and a dust removal roller brush mechanism is provided below the dust suction cover of the dust suction device, and a dust removal roller is provided on the dust removal roller brush mechanism, and a plurality of mounting grooves are arranged at intervals on the outer periphery of the dust removal roller, and a plurality of air holes are provided between the mounting grooves, and the dust removal roller is connected to a dust removal air pump, and the dust removal air pump is connected to a hollow cavity, and a brush assembly is installed in the mounting groove. The printing device can automatically guide and position the packaging box, reduce the problem of offset when the paper is input, and can reduce the dust on the surface of the paper, thereby improving the printing effect.

[0004] Although the above patented technical solution can effectively prevent dust and improve printing effect, the existing packaging box is prone to curling during the paper printing stage, resulting in the need to trim the paper in the final product stage, which causes great waste. Therefore, a food packaging box printing device is proposed. Utility Model Content

[0005] The utility model aims to provide a food packaging box printing device, which solves the problem that the existing food packaging box printing device is easy to curl and needs to be trimmed in the final product stage, causing great waste.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a food packaging box printing device, comprising a paper conveying base, and a printing device fixedly installed thereon, the front and rear sides of the printing device are fixedly connected with a connecting seat, the two sides of the connecting seat are fixedly connected with a sleeve, and the upper and lower sides of the sleeve are provided with sliding grooves, a bidirectional motor is installed in the connecting seat, and the output ends of the two sides of the bidirectional motor are fixedly connected with a screw, the outer thread sleeve of the screw is provided with a threaded ring, the upper and lower sides of the threaded ring are fixedly connected with guide blocks, and a connecting rod is fixedly connected below the lower guide block, the lower end of the connecting rod is rotatably connected with a turntable, the turntable is fixedly connected with a limited sliding box, a jump distance mechanism is provided in the limited sliding box, and the guide wheel is rotatably connected through the distance adjustment mechanism.

[0007] Preferably, the distance adjusting mechanism includes a limit slider and a rotating shaft, the limit slider is slidably connected in the limit slider box, and the limit slider is fixedly connected to the rotating shaft, the rotating shaft extends outside the limit slider box and is rotatably connected to a guide wheel, the limit slider is fixedly connected to a support seat along the radial inner side of the turntable, and guide columns are fixedly connected on both sides of the support seat, a motor is fixedly installed at the center of the turntable, and a disc is fixedly connected to the output end of the motor, an arc-shaped lever is fixedly connected to the outer edge of the disc, and each of the arc-shaped levers is located between two guide columns on the support seat on one side of each.

[0008] Preferably, the support seat is slidably connected in the limiting sliding box, the guide columns are extended outside the limiting sliding box, the output end of the motor also protrudes from the limiting sliding box, and a disc is fixedly connected to the protruding end.

[0009] Preferably, the sides of the connecting rods on the left and right sides that are close to each other are symmetrically rotatably connected with a turntable, and the sides of the turntables on the left and right sides that are close to each other are fixedly connected with a limited sliding box.

[0010] Preferably, the extending end of the guide column on the outer side of the limiting sliding box and the protruding end of the motor are both located on the side where the turntables on the left and right sides are close to each other.

[0011] Preferably, both the front and rear sides of the printing device are fixedly connected with connection blocks, and the connection seats are fixedly connected with the connection blocks.

[0012] Preferably, the screw threads fixedly connected to the output ends on both sides of the bidirectional motor have opposite rotation directions, and the ends of the screws on both sides extend away from each other in the sleeves on their respective sides.

[0013] Compared with the related art, the food packaging box printing device provided by the utility model has the following beneficial effects:

[0014] 1. The utility model provides a food packaging box printing device, which transmits paper of the food packaging box to the inside of the printing device through a paper conveying base. At the same time, since a connecting seat is fixedly connected to the printing device, screw rods with opposite thread rotation directions are fixedly connected to the output ends of the two sides of the bidirectional motor in the connecting seat, the ends of the two screw rods far away from each other are extended in sleeves fixedly connected to the two sides of the connecting seat, and threaded rings are threadedly sleeved on the surfaces of the screw rods, and the threaded rings slide in the sleeves. Slide grooves are provided on the upper and lower sides of the sleeve, and guide blocks sliding in the slide grooves are also fixedly connected on the upper and lower sides of the threaded rings, so that the threaded rings on both sides can be driven to approach or move away from each other through the operation of the bidirectional motor, thereby driving the connecting rods, the turntable and the guide wheels rotatably connected on the turntable on both sides to approach or move away from each other for distance adjustment, so as to facilitate the compression of the edges of the food packaging box papers of different sizes, and prevent the curling of the edges of the food packaging box papers, thereby avoiding the need for subsequent trimming processes and also avoiding waste.

[0015] 2. The utility model provides a food packaging box printing device, wherein a limited sliding box is fixedly connected in an array on a turntable, and a limited sliding block is slidably connected in the limited sliding box, and a guide wheel is rotatably connected to a rotating shaft connected to the limited sliding block, and at the same time, a circular disk is fixedly connected to the output end of a motor fixedly connected to the center of the turntable, and an arc-shaped lever is fixedly connected to the edge of the circular disk in an array, and each arc-shaped lever is located between two guide columns on a supporting seat fixedly connected to the limited sliding block on one side of each, and then the circular disk and the arc-shaped lever can be driven to rotate by the operation of the motor, and then the arc-shaped lever can be driven to move the guide columns on both sides thereof, thereby driving each limited sliding block on each turntable to disperse or gather with the turntable as the center in its own limited sliding box, so that the spacing between each guide wheel is adjustable, so as to facilitate the pressing of the edge of food packaging box paper of different thicknesses to prevent curling.

[0016] The device can effectively prevent the occurrence of curling and can be used with food packaging paper of different sizes and thicknesses, thereby avoiding the waste caused by subsequent edge trimming of the food packaging paper and improving the versatility of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The utility model is a structural schematic diagram of a food packaging box printing device.

[0018] Figure 2 It is a schematic diagram of the relevant structure on a connecting seat of a food packaging box printing device of the utility model.

[0019] Figure 3 The utility model is a schematic diagram of the interior of the relevant structure on the connecting seat of the food packaging box printing device.

[0020] Figure 4The utility model is a schematic diagram of a turntable related structure of a food packaging box printing device.

[0021] In the figure: 1. paper conveying base; 2. printing equipment; 3. connecting block; 4. connecting seat; 5. sleeve; 6. slide groove; 7. bidirectional motor; 8. screw rod; 9. threaded ring; 10. guide block; 11. connecting rod; 12. turntable; 13. limit slide box; 14. limit slide block; 15. rotating shaft; 16. guide wheel; 17. supporting seat; 18. guide column; 19. motor; 20. disc; 21. arc lever. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in 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] Embodiment 1:

[0024] See also Figure 1-4 The utility model provides a technical solution: a food packaging box printing device, comprising a paper conveying base 1, and a printing device 2 fixedly installed thereon, the front and rear sides of the printing device 2 are fixedly connected with a connecting seat 4, both sides of the connecting seat 4 are fixedly connected with a sleeve 5, and the sleeve 5 is provided with a slide groove 6 on the upper and lower sides, a bidirectional motor 7 is installed in the connecting seat 4, and the output ends of the two sides of the bidirectional motor 7 are fixedly connected with a screw rod 8, the outer thread sleeve of the screw rod 8 is provided with a threaded ring 9, the upper and lower sides of the threaded ring 9 are fixedly connected with a guide block 10, and a connecting rod 11 is fixedly connected below the lower guide block 10, the lower end of the connecting rod 11 is rotatably connected with a turntable 12, and a limited position slide box 13 is fixedly connected to the turntable 12, a jump distance mechanism is provided in the limit slide box 13, and a guide wheel 16 is rotatably connected through a distance adjustment mechanism.

[0025] The screw rods 8 fixedly connected to the output ends of both sides of the bidirectional motor 7 have opposite thread rotation directions, and the ends of the screw rods 8 on both sides extend away from each other in the sleeves 5 on their respective sides.

[0026] The front and rear sides of the printing device 2 are both fixedly connected with connecting blocks 3 , and the connecting seats 4 are fixedly connected through the connecting blocks 3 .

[0027] The paper of the food packaging box is transmitted to the inside of the printing device 2 through the paper conveying base 1. At the same time, since the printing device 2 is fixedly connected with a connecting seat 4, the output ends of the two sides of the bidirectional motor 7 in the connecting seat 4 are fixedly connected with screw rods 8 with opposite thread rotation directions. The ends of the two screw rods 8 that are far away from each other extend in the sleeves 5 that are fixedly connected to the two sides of the connecting seat, and the surface of the screw rod 8 is threaded with threads 9, and the threaded ring 9 slides in the sleeve 5. The upper and lower sides of the sleeve 5 are provided with sliding grooves 6. The upper and lower sides of the threaded ring 9 are also fixedly connected with guide blocks 10 that slide in the sliding grooves 6. Then, the operation of the bidirectional motor 7 can drive the threaded rings 9 on both sides to approach or move away from each other, and then drive the connecting rods 11, the turntable 12 and the guide wheels 16 rotatably connected on the turntable 12 on both sides to approach or move away from each other for distance adjustment, so as to facilitate the edges of food packaging box papers of different sizes to be pressed tightly, and prevent the edges of food packaging box papers from curling, thereby avoiding the need for subsequent trimming processes and avoiding waste.

[0028] Embodiment 2:

[0029] See also Figure 1-4 The utility model provides a technical solution: the distance adjustment mechanism includes a limit slider 14 and a rotating shaft 15. The limit slider 14 is slidably connected in the limit slider box 13, and the limit slider 14 is fixedly connected with the rotating shaft 15. The rotating shaft 15 extends outside the limit slider box 13 and is rotatably connected with a guide wheel 16. The limit slider 14 is fixedly connected with a support seat 17 along the radial inner side of the turntable 12, and guide columns 18 are fixedly connected on both sides of the support seat 17. A motor 19 is fixedly installed at the center of the turntable 12, and a disc 20 is fixedly connected to the output end of the motor 19. An arc-shaped shifting rod 21 is fixedly connected to the outer edge of the disc 20, and each arc-shaped shifting rod 21 is located between two guide columns 18 on the support seat 17 on one side.

[0030] The support seat 17 is slidably connected in the limiting sliding box 13, the guide pillars 18 are extended outside the limiting sliding box 13, the output end of the motor 19 also protrudes from the limiting sliding box 13, and a disc 20 is fixedly connected to the protruding end.

[0031] The sides of the connecting rods 11 on the left and right sides that are close to each other are symmetrically rotatably connected with the rotating disk 12, and the sides of the rotating disks 12 on the left and right sides that are close to each other are fixedly connected with the limited sliding box 13.

[0032] The extended end of the guide column 18 outside the limit sliding box 13 and the protruding end of the motor 19 are both located on the side where the left and right turntables 12 are close to each other.

[0033] The limited slide box 13 is fixedly connected in an array on the turntable 12, and the limited slider 14 is slidably connected in the limited slide box 13, and the guide wheel 16 is rotatably connected to the rotating shaft 15 connected to the limited slider 14. At the same time, the output end of the motor 19 fixedly connected to the center of the turntable 12 is fixedly connected with a disk 20, and the edge array of the disk 20 is fixedly connected with an arc-shaped lever 21, each arc-shaped lever 21 is located between two guide columns 18 on the support seat 17 fixedly connected to the limited slider 14 on one side, and then the operation of the motor 19 can drive the disk 20 and the arc-shaped lever 21 to rotate, and then the arc-shaped lever 21 can be used to drive the guide columns 18 on both sides to drive each limited slider 14 on each turntable 12 to disperse or gather with the turntable 12 as the center in its own limited slide box 13, so that the spacing between each guide wheel 16 is adjustable, so that it is convenient to press the edges of food packaging boxes with different thicknesses to prevent curling.

Claims

1. A food packaging box printing device, comprising a paper conveying base (1), and a printing device (2) fixedly mounted thereon, wherein both the front and rear sides of the printing device (2) are fixedly connected to a connecting seat (4), characterized in that: Both sides of the connecting seat (4) are fixedly connected with sleeves (5), and the sleeves (5) are provided with sliding grooves (6) on the upper and lower sides. A bidirectional motor (7) is installed in the connecting seat (4), and both output ends of the bidirectional motor (7) are fixedly connected with screw rods (8). The outer thread sleeve of the screw rod (8) is provided with a threaded ring (9). The upper and lower sides of the threaded ring (9) are fixedly connected with guide blocks (10), and a connecting rod (11) is fixedly connected below the lower guide block (10). The lower end of the connecting rod (11) is rotatably connected with a rotating disk (12), and a limited sliding box (13) is fixedly connected to the rotating disk (12). A jump distance mechanism is provided in the limited sliding box (13), and the limited sliding box (13) is rotatably connected with a guide wheel (16) through a distance adjustment mechanism.

2. A food packaging box printing device according to claim 1, characterized in that: The distance adjustment mechanism comprises a limit slider (14) and a rotating shaft (15); the limit slider (14) is slidably connected inside the limit slider box (13), and the limit slider (14) is fixedly connected with the rotating shaft (15); the rotating shaft (15) extends outside the limit slider box (13) and is rotatably connected with a guide wheel (16); the limit slider (14) is fixedly connected with a support seat (17) along the radial inner side of the turntable (12), and both sides of the support seat (17) are fixedly connected with guide posts (18); a motor (19) is fixedly installed at the center of the turntable (12), and a disc (20) is fixedly connected to the output end of the motor (19); an arc-shaped shifting rod (21) is fixedly connected to the outer edge of the disc (20), and each of the arc-shaped shifting rods (21) is located between two guide posts (18) on the support seat (17) on one side thereof.

3. A food packaging box printing device according to claim 2, characterized in that: The support seat (17) is slidably connected in the limiting sliding box (13), the guide columns (18) are extended outside the limiting sliding box (13), the output end of the motor (19) also protrudes from the limiting sliding box (13), and a disc (20) is fixedly connected to the protruding end.

4. A food packaging box printing device according to claim 1, characterized in that: The sides of the connecting rods (11) on the left and right sides that are close to each other are symmetrically rotatably connected to a rotating disk (12), and the sides of the rotating disks (12) on the left and right sides that are close to each other are fixedly connected to a limited sliding box (13).

5. A food packaging box printing device according to claim 3, characterized in that: The extending end of the guide column (18) outside the limit sliding box (13) and the protruding end of the motor (19) are both located on the side where the left and right turntables (12) are close to each other.

6. A food packaging box printing device according to claim 1, characterized in that: The front and rear sides of the printing device (2) are both fixedly connected to connection blocks (3), and are fixedly connected to a connection seat (4) via the connection blocks (3).

7. A food packaging box printing device according to claim 1, characterized in that: The screw rods (8) fixedly connected to the output ends on both sides of the bidirectional motor (7) have opposite thread rotation directions, and the ends of the screw rods (8) on both sides extend away from each other into the sleeves (5) on their respective sides.

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