Flattening device for folding machine

Abstract

The utility model relates to the technical field of folding machines, in particular to a flattening device for a folding machine, which comprises a conveying belt, a flattening mechanism is arranged at the top of the conveying belt, the flattening mechanism comprises a compression roller, connecting rods are arranged on two sides of the compression roller, a connecting shaft is arranged on one side of each connecting rod, a T-shaped groove is arranged inside each connecting shaft, and the T-shaped grooves are arranged in the T-shaped grooves. A rotating shaft is arranged in the T-shaped groove, a positioning block is arranged at the top of the rotating shaft, a spring is arranged at the top of the positioning block, and a connecting block is arranged on one side of the connecting shaft. According to the flattening device for the folding machine, by arranging the flattening mechanism and the pressing roller, irregular shapes such as wrinkles, bends or curls on the surface of paper can be effectively eliminated, the paper is flattened, the flattening effect is improved, the height of the pressing roller can be adjusted according to needs through cooperation of a threaded sleeve and a threaded rod, and the pressing roller can adapt to the thickness of the paper; the height of the compression roller cannot be manually adjusted due to the thickness of the paper, so that manpower and time are saved, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of folder machines, in particular to a flattening device for a folder machine. Background Art

[0002] As is well known, a folder machine is a modern printing device accompanying the modern printing industry. Modern printing factories usually include three processing procedures: pre-press, printing, and post-press. The main carrier medium is paper. Due to the rise of packaging printing, it is also emerging on other material media, such as plastics, fabrics, leathers, metal surfaces, etc., but the main carrier is still dominated by paper. Folder machines are mainly used for folding various different sizes and thicknesses of paper within the designed range, and are suitable for high-volume folding of fast printing centers, production enterprises, official documents, and business letters. However, the existing flattening devices of folder machines still have the following disadvantages:

[0003] When the height of the pressure roller of the existing flattening device of the folder machine needs to be changed, the height of the pressure roller needs to be manually changed, which wastes manpower and reduces work efficiency. Therefore, there is an urgent need for a flattening device for a folder machine to improve the above problems. Summary of the Utility Model

[0004] The purpose of the utility model aims to solve at least one of the above technical defects.

[0005] For this reason, an object of the utility model is to provide a flattening device for a folder machine to solve the problems mentioned in the background art and overcome the deficiencies existing in the prior art.

[0006] To achieve the above object, an embodiment of one aspect of the utility model provides a flattening device for a folder machine, including a conveyor belt. A flattening mechanism is arranged on the top of the conveyor belt. The flattening mechanism includes a pressure roller. Connecting rods are arranged on both sides of the pressure roller. A connecting shaft is arranged on one side of the connecting rod. A T-shaped groove is arranged inside the connecting shaft. A rotating shaft is arranged inside the T-shaped groove. A positioning block is arranged on the top of the rotating shaft. A spring is arranged on the top of the positioning block. A connecting block is arranged on one side of the connecting shaft. An installation block is arranged on one side of the connecting block. A lifting rod is arranged on the bottom of the installation block. A threaded sleeve is arranged on the bottom of the lifting rod. A threaded rod is arranged inside the threaded sleeve. A bearing is arranged on the outer surface of the threaded rod. An installation frame is sleeved on the outer surface of the bearing. A driven bevel gear is arranged on the bottom of the threaded rod. A driving bevel gear is arranged on the bottom of the driven bevel gear. A rotating rod is arranged inside the driving bevel gear. A motor is arranged on one side of the rotating rod.

[0007] The utility model is further arranged as follows: baffles are arranged on both sides of the conveyor belt. The installation frame is fixedly connected to one side of the baffle.

[0008] By adopting the above technical solution and providing a flattening mechanism, the pressing roller can effectively eliminate irregular shapes such as wrinkles, bends or curls on the surface of the paper, making the paper flat and improving the flattening effect.

[0009] The utility model is further configured as follows: the connecting rod is movably connected via a rotating shaft, and the rotating shaft is sleeved inside the T-shaped groove.

[0010] By adopting the above technical solution, the pressure roller and the rotating shaft can be connected by setting a connecting rod, so that the pressure roller can rotate when rolling the paper and can evenly apply pressure to the surface of the paper during the flattening process.

[0011] The utility model is further configured as follows: the positioning block is movably connected inside the T-shaped groove.

[0012] By adopting the above technical solution, the position of the pressing roller can be fixed through the cooperation of the positioning block and the groove, preventing the pressing roller from rising in the T-shaped groove and reducing the flattening effect.

[0013] The utility model is further configured as follows: one end of the spring is fixedly connected to the positioning block, and the other end of the spring is fixedly connected to the inside of the T-shaped groove of the connecting shaft.

[0014] By adopting the above technical solution and arranging a spring, it is possible to avoid the phenomenon that the pressure roller damages the paper due to uneven pressure caused by different thickness of the paper when flattening the paper.

[0015] The utility model is further configured as follows: the lifting rod is movably connected to the outer surface of the threaded rod through a threaded sleeve, the threaded rod is sleeved inside the mounting frame through a bearing, the active bevel gear is meshed with the driven bevel gear, and the driven bevel gear is transmission-connected to the motor through a rotating rod.

[0016] By adopting the above technical solution, through the cooperation of the threaded sleeve and the threaded rod, the height of the pressure roller can be adjusted as needed to adapt to the thickness of the paper, and the height of the pressure roller does not need to be manually adjusted due to the thickness of the paper, which saves manpower and time and improves work efficiency.

[0017] In summary, the beneficial technical effects of the utility model are:

[0018] The flattening device for a folding machine can effectively eliminate irregular shapes such as wrinkles, bends or curls on the surface of paper by setting a flattening mechanism, make the paper flat, and improve the flattening effect. Through the cooperation of the threaded sleeve and the threaded rod, the height of the pressing roller can be adjusted as needed to adapt to the thickness of the paper, and the height of the pressing roller does not need to be manually adjusted due to the thickness of the paper, which saves manpower and time and improves work efficiency.

[0019] Additional aspects and advantages of the present utility model will be given in part in the following description, become apparent in part from the following description, or be understood through the practice of the present utility model. Description of the Drawings

[0020] The above and / or additional aspects and advantages of the present utility model will become apparent and be readily understood from the description of the embodiments in conjunction with the following drawings, wherein:

[0021] Figure 1 is a schematic structural view of the present utility model;

[0022] Figure 2 is a front view structural schematic diagram of the present utility model;

[0023] Figure 3 is a sectional structural schematic diagram of the present utility model;

[0024] Figure 4 is a structural schematic diagram at position A of the present utility model.

[0025] In the figure: 1, conveyor belt; 2, pressure roller; 3, connecting rod; 4, connecting shaft; 5, T-shaped groove; 6, rotating shaft; 7, positioning block; 8, spring; 9, connecting block; 10, mounting block; 11, lifting rod; 12, threaded sleeve; 13, threaded rod; 14, bearing; 15, mounting frame; 16, driven bevel gear; 17, driving bevel gear; 18, rotating rod; 19, motor; 20, baffle. Detailed Embodiments

[0026] The technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0027] Embodiment 1

[0028] Refer to Figures 1 to 4, a flattening device for a folding machine disclosed in the utility model comprises a conveyor belt 1, a flattening mechanism is arranged on the top of the conveyor belt 1, the flattening mechanism comprises a pressing roller 2, connecting rods 3 are arranged on both sides of the pressing roller 2, a connecting shaft 4 is arranged on one side of the connecting rod 3, a T-shaped slot 5 is arranged inside the connecting shaft 4, a rotating shaft 6 is arranged inside the T-shaped slot 5, a positioning block 7 is arranged on the top of the rotating shaft 6, a spring 8 is arranged on the top of the positioning block 7, a connecting block 9 is arranged on one side of the connecting shaft 4, a mounting block 10 is arranged on one side of the connecting block 9, a lifting rod 11 is arranged on the bottom of the mounting block 10, a threaded sleeve 12 is arranged on the bottom of the lifting rod 11, and a threaded rod 13 is arranged inside the threaded sleeve 12 A bearing 14 is provided on the outer surface of the threaded rod 13, a mounting frame 15 is sleeved on the outer surface of the bearing 14, a driven bevel gear 16 is provided at the bottom of the threaded rod 13, a driving bevel gear 17 is provided at the bottom of the driven bevel gear 16, a rotating rod 18 is provided inside the driving bevel gear 17, and a motor 19 is provided on one side of the rotating rod 18. In this embodiment, the flattening mechanism can effectively eliminate irregular shapes such as wrinkles, bends or curls on the surface of the paper, make the paper flat, and improve the flattening effect. By providing a connecting rod 3, the pressure roller 2 can be connected to the rotating shaft 6, so that the pressure roller 2 can rotate when rolling the paper, and can evenly apply pressure to the surface of the paper during the flattening process.

[0029] The positioning block 7 is movably connected to the inside of the T-slot 5, one end of the spring 8 is fixedly connected to the positioning block 7, and the other end of the spring 8 is fixedly connected to the inside of the T-slot 5 of the connecting shaft 4, the lifting rod 11 is movably connected to the outer surface of the threaded rod 13 through the threaded sleeve 12, the threaded rod 13 is sleeved in the inside of the mounting frame 15 through the bearing 14, the active bevel gear 17 is meshed with the driven bevel gear 16, and the driven bevel gear is connected to the motor 19 through the rotating rod 18. In this embodiment, the position of the pressure roller 2 can be fixed by the cooperation of the positioning block 7 and the groove, and the pressure roller 2 is prevented from reducing the flattening effect due to rising in the T-slot 5. By setting the spring 8, the phenomenon of uneven pressure and damage to the paper due to different paper thickness when the pressure roller 2 flattens the paper can be avoided. Through the cooperation of the threaded sleeve 12 and the threaded rod 13, the height of the pressure roller 2 can be adjusted as needed to adapt to the paper thickness, and the height of the pressure roller 2 will not be manually adjusted due to the paper thickness, which saves manpower and time and improves work efficiency.

[0030] The implementation principle of this embodiment is:

[0031] During use, start the conveyor belt 1. The conveyor belt 1 conveys the paper to the bottom of the pressing roller 2 to flatten the paper. When it is necessary to adjust the height of the pressing roller 2, start the motor 19. The output shaft of the motor 19 drives the rotating rod 18 to rotate. The rotating rod 18 drives the driving bevel gear 17 to rotate. The driving bevel gear 17 drives the driven bevel gear 16 to rotate. The driven bevel gear 16 drives the threaded rod 13 to rotate. The threaded rod 13 drives the lifting rod 11 to move up and down through the threaded sleeve 12. The lifting rod 11 drives the connecting shaft 4 to move up and down through the mounting block 10. The connecting shaft 4 drives the pressing roller 2 to move up and down through the connecting rod 3, thereby changing the height position of the pressing roller 2. Through the cooperation of the threaded sleeve 12 and the threaded rod 13, the pressing roller 2 can be adjusted in height as needed to adapt to the paper thickness, and the height of the pressing roller 2 does not need to be manually adjusted due to the paper thickness, saving manpower and time and improving work efficiency. Therefore, this device has a certain practicality.

[0032] Compared with the prior art, the present utility model has the following beneficial effects over the prior art:

[0033] This flattening device for a folding machine can effectively eliminate irregular shapes such as wrinkles, bends, or curls on the surface of the paper through the setting of the flattening mechanism, making the paper flat and improving the flattening effect. Through the cooperation of the threaded sleeve 12 and the threaded rod 13, the pressing roller 2 can be adjusted in height as needed to adapt to the paper thickness, and the height of the pressing roller 2 does not need to be manually adjusted due to the paper thickness, saving manpower and time and improving work efficiency.

[0034] The embodiments of this specific implementation manner are all preferred embodiments of the present utility model, and do not limit the protection scope of the present utility model accordingly. Therefore, all equivalent changes made according to the structure, shape, and principle of the present utility model should be covered within the protection scope of the present utility model.

Claims

1. A flattening device for a folding machine, characterized in that: The invention comprises a conveyor belt (1), wherein a flattening mechanism is arranged at the top of the conveyor belt (1), wherein the flattening mechanism comprises a pressing roller (2), wherein connecting rods (3) are arranged on both sides of the pressing roller (2), wherein a connecting shaft (4) is arranged on one side of the connecting rod (3), wherein a T-shaped groove (5) is arranged inside the connecting shaft (4), wherein a rotating shaft (6) is arranged inside the T-shaped groove (5), wherein a positioning block (7) is arranged on the top of the rotating shaft (6), wherein a spring (8) is arranged on the top of the positioning block (7), wherein a connecting block (9) is arranged on one side of the connecting shaft (4), wherein a mounting block (10) is arranged on one side of the connecting block (9), wherein the mounting block (11) is arranged on the one side of the connecting block (9), wherein the mounting block (12) is arranged on the one side of the connecting shaft (4), wherein the mounting block (13) is arranged on the one side of the connecting shaft (4), wherein the mounting block (14) is arranged on the one side of the connecting shaft (4), wherein the mounting block (15) is arranged on the one side of the connecting shaft (4), wherein the mounting block (16) is arranged on the one side of the connecting shaft (4), wherein the mounting block (17) is arranged on the one side of the connecting shaft (4), wherein the mounting block (18) is arranged on the one side of the connecting shaft (4), wherein the mounting block (19) is arranged on the one side of the connecting shaft (9), wherein the mounting block (11) is arranged on the one side of the connecting shaft (4 ... A lifting rod (11) is arranged at the bottom of the block (10), a threaded sleeve (12) is arranged at the bottom of the lifting rod (11), a threaded rod (13) is arranged inside the threaded sleeve (12), a bearing (14) is arranged on the outer surface of the threaded rod (13), a mounting frame (15) is sleeved on the outer surface of the bearing (14), a driven bevel gear (16) is arranged at the bottom of the threaded rod (13), an active bevel gear (17) is arranged at the bottom of the driven bevel gear (16), a rotating rod (18) is arranged inside the active bevel gear (17), and a motor (19) is arranged on one side of the rotating rod (18).

2. A flattening device for a folding machine according to claim 1, characterized in that: Baffles (20) are provided on both sides of the conveyor belt (1), and the mounting frame (15) is fixedly connected to one side of the baffle (20).

3. A flattening device for a folding machine according to claim 1, characterized in that: The connecting rod (3) is movably connected via a rotating shaft (6), and the rotating shaft (6) is sleeved inside the T-shaped groove (5).

4. A flattening device for a folding machine according to claim 1, characterized in that: The positioning block (7) is movably connected inside the T-shaped groove (5).

5. A flattening device for a folding machine according to claim 1, characterized in that: One end of the spring (8) is fixedly connected to the positioning block (7), and the other end of the spring (8) is fixedly connected to the inside of the T-shaped slot (5) of the connecting shaft (4).

6. A flattening device for a folding machine according to claim 1, characterized in that: The lifting rod (11) is movably connected to the outer surface of the threaded rod (13) through a threaded sleeve (12), and the threaded rod (13) is sleeved inside the mounting frame (15) through a bearing (14).

7. A flattening device for a folding machine according to claim 1, characterized in that: The active bevel gear (17) is meshed with the driven bevel gear (16), and the driven bevel gear (16) is transmission-connected to the motor (19) via a rotating rod (18).

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