Paper printing turnover device

Abstract

The utility model belongs to the technical field of paper printing, and particularly relates to a paper printing turnover device which comprises two U-shaped plates, first conveying belts are rotatably mounted in the two U-shaped plates, conveying shells are fixedly mounted at the ends, close to each other, of the two U-shaped plates, turnover shells are arranged in the two conveying shells, and the turnover shells are fixedly mounted in the U-shaped plates. According to the paper turnover device, a third motor drives a gear to enable a rack to rotate, the rack drives the turnover shell to rotate and turn over, paper turnover is achieved, a second motor drives a second rotating rod to enable a second conveying belt to rotate, the second rotating rod drives a first transmission wheel to rotate, and the second rotating rod drives a second transmission wheel to rotate. The first transmission wheel rotates to drive the second transmission wheel to rotate through the transmission belt, so that the third rotating rod is driven to enable the third conveying belt to rotate, the overturned paper is conveyed through the second conveying belt or the third conveying belt, and the device can prevent the paper from being bent during overturning and conveying.

Description

Technical Field

[0001] The utility model relates to a turning device, in particular to a paper printing turning device. Background Art

[0002] In the printing industry, text patterns are generally printed on paper to provide people with a paper reading experience. Before a large number of books are produced, they often need to be printed one by one.

[0003] When printing on paper, in order to reduce paper waste, it is often necessary to print the front and back sides of the paper in sequence, and the paper needs to be turned over during the printing process, so a paper printing turning device is needed.

[0004] The existing paper printing flipping device uses a conveyor belt to transport the paper, and flips the paper after it is transported to the middle. However, due to the different lengths of different papers, some longer papers cannot be flipped and transported smoothly, and are prone to bend when flipping, affecting the supporting printing quality. Utility Model Content

[0005] The main purpose of the present disclosure is to provide a paper printing and turning device to effectively solve the problems raised by the inventor in the above background technology.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0007] A paper printing flipping device comprises a U-shaped plate, two first rotating rods are rotatably installed in the U-shaped plate, a first conveyor belt is provided on the two first rotating rods, a first motor is fixedly installed on the front side of the U-shaped plate, an output end of the first motor is fixedly connected to a rotating shaft of one of the first rotating rods, there are two U-shaped plates, a conveying shell is fixedly installed on one side of the two U-shaped plates close to each other, the inner sides of the two conveying shells are cylindrical, and a flipping shell is provided in the two conveying shells, the inner side walls of the two conveying shells are provided with a slide groove, and the flipping shell is rotatably connected to the conveying shell through a connecting rod.

[0008] Preferably, a rack is provided on the outer side of the middle part of the flip shell, and the flip shell is fixedly connected to the inner ring of the rack through a connecting rod. A third motor is fixedly installed on the lower end of one of the conveying shells, and a gear is fixedly installed on the output shaft of the third motor. The gear is meshed with the rack, and the gear is driven by the third motor to rotate the rack, and the rotation of the rack causes the flip shell to rotate, thereby realizing the flipping of the paper.

[0009] Preferably, two second rotating rods are rotatably installed near the upper end in the flip shell, and a second conveyor belt is provided on the two second rotating rods. Two third rotating rods are rotatably installed near the lower end in the flip shell, and a third conveyor belt is provided on the upper end of the two third rotating rods. The paper can be flipped and transported by the second conveyor belt and the third conveyor belt.

[0010] Preferably, one of the second rotating rod shafts extends out of the flip shell and is fixedly installed with the first transmission wheel, one of the third rotating rod shafts extends out of the flip shell and is fixedly installed with the second transmission wheel, a transmission belt is provided on the first transmission wheel and the second transmission wheel, a second motor is fixedly installed on one side of the flip shell, the second motor output shaft is fixedly connected to one of the second rotating rod shafts, and one of the second rotating rods is driven by the second motor to rotate, so that the two second rotating rods can rotate with the second conveyor belt, and when one of the second rotating rods rotates, it drives the first transmission wheel to rotate, and at the same time drives the second transmission wheel through the transmission belt, and the rotation of the second transmission wheel drives one of the third rotating rods to rotate, and the rotation of one of the third rotating rods can make the two third rotating rods rotate with the third conveyor belt, so that the second conveyor belt and the third conveyor belt can rotate simultaneously.

[0011] Preferably, the upper surfaces of the two first conveyor belts are arranged on the same horizontal line as the center between the second conveyor belt and the third conveyor belt, so that when the paper is conveyed to between the second conveyor belt and the third conveyor belt by the first conveyor belt, it can be conveyed smoothly.

[0012] Preferably, support legs are fixedly installed at the four corner positions of the lower ends of the two U-shaped plates, and the support legs can ensure stability during the operation of the device.

[0013] In view of this, compared with the prior art, the beneficial effects of the utility model are:

[0014] In the present application, a second conveyor belt and a third conveyor belt are set up, and after one side of the paper is printed, it is conveyed to between the second conveyor belt and the third conveyor belt through the first conveyor belt. The third motor drives the gear to rotate, and the gear drives the rack to rotate, so that the flip shell rotates. The rotation of the flip shell realizes the flipping of the paper. The paper is flipped between the second conveyor belt and the third conveyor belt. One side of the paper is always attached to the second conveyor belt or the third conveyor belt, which can prevent the paper from bending during the flipping and conveying process. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The figure is a schematic diagram of the structure of the paper printing and turning device provided by the utility model;

[0016] Figure 2 The figure is a side view of the paper printing and turning device provided by the utility model;

[0017] Figure 3The figure shows a front view of the turning shell of the paper printing turning device provided by the utility model;

[0018] Figure 4 The figure shows a side view of the rack of the paper printing turning device provided by the utility model.

[0019] Icons: 1. U-shaped plate; 2. Support legs; 3. First rotating rod; 4. First conveyor belt; 5. First motor; 6. Conveying shell; 7. Flip shell; 8. Second rotating rod; 9. Second conveyor belt; 10. Third rotating rod; 11. Third conveyor belt; 12. First transmission wheel; 13. Second transmission wheel; 14. Transmission belt; 15. Second motor; 16. Connecting rod; 17. Rack; 18. Third motor; 19. Gear. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-4 , the utility model provides the following embodiments:

[0022] A paper printing flipping device comprises a U-shaped plate 1, two first rotating rods 3 are rotatably installed in the U-shaped plate 1, a first conveying belt 4 is provided on the two first rotating rods 3, a first motor 5 is fixedly installed on the front side of the U-shaped plate 1, and the output end of the first motor 5 is fixedly connected to the rotating shaft of one of the first rotating rods 3. There are two U-shaped plates 1, and a conveying shell 6 is fixedly installed on the side of the two U-shaped plates 1 close to each other. The inner sides of the two conveying shells 6 are both cylindrical, and flipping shells 7 are provided in the two conveying shells 6. The inner side walls of the two conveying shells 6 are provided with slide grooves, and the flipping shell 7 is rotatably connected to the conveying shell 6 through a connecting rod 16.

[0023] Specifically, a rack 17 is provided on the outer side of the middle part of the flip shell 7, and the flip shell 7 is fixedly connected to the inner ring of the rack 17 through a connecting rod 16. A third motor 18 is fixedly installed on the lower end of one of the conveying shells 6, and a gear 19 is fixedly installed on the output shaft of the third motor 18. The gear 19 is meshed with the rack 17. The gear 19 is driven by the third motor 18 to rotate the rack 17, and the rotation of the rack 17 rotates the flip shell 7 to realize the flipping of the paper.

[0024] Specifically, two second rotating rods 8 are rotatably installed near the upper end of the flip shell 7, and a second conveyor belt 9 is provided on the two second rotating rods 8. Two third rotating rods 10 are rotatably installed near the lower end of the flip shell 7, and a third conveyor belt 11 is provided on the upper end of the two third rotating rods 10. The second conveyor belt 9 and the third conveyor belt 11 can be used to flip the paper and then realize transportation.

[0025] Specifically, one of the second rotating rods 8 has a rotating shaft extending out of the flip housing 7 and is fixedly installed with the first transmission wheel 12, one of the third rotating rods 10 has a rotating shaft extending out of the flip housing 7 and is fixedly installed with the second transmission wheel 13, a transmission belt 14 is provided on the first transmission wheel 12 and the second transmission wheel 13, a second motor 15 is fixedly installed on one side of the flip housing 7, the output shaft of the second motor 15 is fixedly connected to one of the rotating shafts of the second rotating rods 8, and the second motor 15 drives one of the second rotating rods 8 to rotate, so that the two second rotating rods 8 can rotate with the second conveyor belt 9, and when one of the second rotating rods 8 rotates, it drives the first transmission wheel 12 to rotate, and at the same time drives the second transmission wheel 13 through the transmission belt 14, and the rotation of the second transmission wheel 13 drives one of the third rotating rods 10 to rotate, and the rotation of one of the third rotating rods 10 can make the two third rotating rods 10 rotate with the third conveyor belt 11, so that the second conveyor belt 9 and the third conveyor belt 11 can rotate simultaneously.

[0026] Specifically, the upper surfaces of the two first conveyor belts 4 are arranged on the same horizontal line as the center between the second conveyor belt 9 and the third conveyor belt 11, so that when the first conveyor belt 4 conveys the paper to between the second conveyor belt 9 and the third conveyor belt 11, the paper can be conveyed smoothly.

[0027] Specifically, support legs 2 are fixedly installed at the four corner positions of the lower ends of the two U-shaped plates 1, and the support legs 2 can ensure stability during the operation of the device.

[0028] The working principle of the utility model is as follows: the paper with one side printed is placed on one of the first conveyor belts 4, the first motor 5 is turned on to drive the first rotating rod 3 to rotate so that the first conveyor belt 4 rotates, and the paper is conveyed between the second conveyor belt 9 and the third conveyor belt 11, the second motor 15 and the third motor 18 are turned on, the third motor 18 drives the gear 19 to rotate the rack 17, and the rack 17 drives the flip shell 7 to rotate to realize flipping, and the paper will be flipped, the second motor 15 drives one of the second rotating rods 8 to rotate, so that the two second rotating rods 8 drive the second conveyor belt 9 to rotate, and at the same time, the second rotating rod 8 drives the first transmission wheel 12 to rotate, and drives the second transmission wheel 13 to rotate through the transmission belt 14, so that the third rotating rod 10 rotates, and the two third rotating rods 10 drive the third conveyor belt 11 to rotate. After the paper is flipped, it can be conveyed regardless of whether it is on the second conveyor belt 9 or the third conveyor belt 11, and the paper is conveyed to another first conveyor belt 4 for conveying to print the other side of the paper.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A paper printing turning device, comprising a U-shaped plate (1), characterized in that: Two first rotating rods (3) are rotatably installed in the U-shaped plate (1), and the two first rotating rods (3) are provided with a first conveyor belt (4). A first motor (5) is fixedly installed on the front side of the U-shaped plate (1), and the output end of the first motor (5) is fixedly connected to the rotating shaft of one of the first rotating rods (3). There are two U-shaped plates (1), and a conveying shell (6) is fixedly installed on the side of the two U-shaped plates (1) close to each other. The inner sides of the two conveying shells (6) are both cylindrical, and a flip shell (7) is provided in the two conveying shells (6). The inner side walls of the two conveying shells (6) are provided with sliding grooves, and the flip shell (7) is rotatably connected to the conveying shell (6) through a connecting rod (16).

2. A paper printing reversing device according to claim 1, characterized in that: A rack (17) is provided on the outer side of the middle of the flip shell (7), and the flip shell (7) is fixedly connected to the inner ring of the rack (17) through a connecting rod (16). A third motor (18) is fixedly installed at the lower end of one of the conveying shells (6), and a gear (19) is fixedly installed on the output shaft of the third motor (18), and the gear (19) is meshed with the rack (17).

3. A paper printing reversing device according to claim 2, characterized in that: Two second rotating rods (8) are rotatably installed near the upper end in the flip shell (7), and a second conveyor belt (9) is provided on the two second rotating rods (8). Two third rotating rods (10) are rotatably installed near the lower end in the flip shell (7), and a third conveyor belt (11) is provided on the upper ends of the two third rotating rods (10).

4. A paper printing reversing device according to claim 3, characterized in that: One of the second rotating rods (8) has a rotating shaft extending out of the flip housing (7) and is fixedly mounted with a first transmission wheel (12); one of the third rotating rods (10) has a rotating shaft extending out of the flip housing (7) and is fixedly mounted with a second transmission wheel (13); a transmission belt (14) is provided on the first transmission wheel (12) and the second transmission wheel (13); a second motor (15) is fixedly mounted on one side of the flip housing (7); and an output shaft of the second motor (15) is fixedly connected to the rotating shaft of one of the second rotating rods (8).

5. A paper printing reversing device according to claim 4, characterized in that: The upper surfaces of the two first conveyor belts (4) are arranged on the same horizontal line as the center between the second conveyor belt (9) and the third conveyor belt (11).

6. A paper printing reversing device according to claim 5, characterized in that: Support legs (2) are fixedly mounted at four corner positions at the lower ends of the two U-shaped plates (1).

Images