CN216548703U - Paper printing leveling device for printing machine - Google Patents

Abstract

The utility model discloses a paper printing leveling device for a printing machine, which relates to the technical field of printing machines, and solves the problem that when the existing paper is printed, because the paper feeding cannot be effectively leveled and flattened, the paper is fed The wrinkling phenomenon occurs when the paper is printed, and the paper printed product is affected by the unclear printing, thereby reducing the yield of the printing machine and the technical problem of the work efficiency, including the printing machine body and the worktable. The worktable is fixedly installed and inserted into the printing machine body The utility model uses the centering device to center the paper on the conveyor belt, so that the paper can be aligned with the feeding end of the printing machine body, and the pressing part compresses the paper to assist in transportation, preventing the paper from running The device compresses and flattens the paper, and further flattens the paper to prevent the paper from wrinkling, thereby improving the yield and work efficiency of the printing press.

Description

A paper printing leveling device for a printing press

technical field

The utility model relates to the technical field of printing machines, in particular to a paper printing leveling device for printing machines.

Background technique

The printer is a machine that prints text and images. Modern printing presses are generally composed of plates, inking, embossing, paper feeding (including folding) and other mechanisms. Its working principle is: first make the text and images to be printed into a printing plate, install it on the printing machine, and then manually or by the printing machine apply the ink to the place where the text and images are on the printing plate, and then directly or indirectly transfer the ink. Printing on paper or other substrates (such as textiles, metal plates, plastics, leather, wood, glass, and ceramics) to reproduce the same print as the printing plate. During printing, because the paper feeding cannot be effectively flattened, the paper will be wrinkled during feeding, and the printed paper will be affected by unclear printing, thereby reducing the yield and work efficiency of the printing machine.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a paper printing leveling device for a printing machine, which solves the problem that when the existing paper is printed, the paper cannot be effectively leveled and leveled due to the paper feeding. The wrinkling phenomenon occurs during the material, and the paper printed product is affected by the unclear printing, thereby reducing the technical problem of the yield and work efficiency of the printing machine.

In order to achieve the above purpose, the present invention is achieved through the following technical solutions: a paper printing leveling device for a printing press, comprising a printing press body and a workbench, the workbench is fixedly installed on the feeding end of the printing press body, so A conveyor belt is installed on the worktable, baffles are fixedly installed on the worktable and located on both sides of the conveyor belt, and centering devices are respectively installed on the baffles, and the worktable is fixedly installed on one side of the baffle. There is a portal frame, a flattening device is installed on the lower wall of the portal frame, the centering device includes a bearing box, a motor is fixedly installed in the bearing box, and a lead screw is fixedly installed on the driving end of the motor, so the The baffle is provided with a jack, a telescopic rod is inserted into the jack, guide ports are opened on both sides of the jack, guide blocks are fixedly installed on both sides of the telescopic rod, and the guide blocks are slidably installed In the guide port, one end of the telescopic rod is fixedly installed with an arc-shaped plate, the other end of the telescopic rod is located in the bearing box and is provided with a threaded groove, the lead screw is screwed into the threaded groove, and the arc-shaped plate is installed There is a pressing part.

Preferably, the pressing part includes an installation plate, the installation plate is fixedly installed on the side wall surface of the arc-shaped plate, the installation plate is provided with a first installation hole, and the installation plate is located at two sides of the first installation hole. There is a second installation hole on the side, an insertion rod is inserted in the first installation hole, a limit rod is inserted in the second installation hole, and a limit plate is fixedly installed between the insertion rod and the upper end of the limit rod A first installation frame is fixedly installed between the insertion rod and the lower end of the limit rod, a first pressure roller is movably installed in the first installation frame, and a first pressure roller is fixedly installed between the installation plate and the first installation frame A spring, the first spring is sleeved on the insertion rod.

Preferably, the flattening device includes a connecting rod, the connecting rod is hingedly connected to the inner upper wall of the portal frame, and a sleeve is hinged on the inner upper wall surface of the portal frame and located on one side of the connecting rod, and the sleeve is hinged. A sleeve rod is inserted inside, a second spring is fixedly installed between one end of the sleeve rod and the inner wall surface of the sleeve, the other end of the sleeve rod is hinged with the side wall surface of the connecting rod, and the other end of the connecting rod is fixedly installed with a second spring. Two installation frames, a second pressing roller is movably installed in the second installation frame.

Preferably, a limit block is fixedly installed on the guide block, and the limit block is located in the carrying box.

Preferably, the four corners of the lower wall of the workbench are respectively fixed with supporting legs.

Preferably, a reinforcing rib is fixedly installed between the carrying box and the baffle.

beneficial effect

The utility model provides a paper printing leveling device for a printing machine, which solves the problem that when the existing paper is printed, because the paper feeding cannot be effectively leveled and flattened, the paper is wrinkled during feeding, and further The technical problem of making the paper printed products affected by the unclear printing, thereby reducing the yield and work efficiency of the printing machine, the utility model uses the centering device to center the paper on the conveyor belt, so that the paper can be aligned with the feeding of the printing machine body. At the end, the paper is pressed and transported by the pressing part to prevent the paper from running around. and work efficiency.

Description of drawings

FIG. 1 is a schematic front view of the structure of a paper printing leveling device for a printing press according to the present invention.

2 is a schematic structural diagram of a flattening device of a paper printing flattening device for a printing press according to the present invention.

3 is a schematic structural diagram of a centering device of a paper printing leveling device for a printing press according to the present invention.

4 is a schematic structural diagram of a telescopic rod of a paper printing leveling device for a printing press according to the present invention.

5 is a schematic structural diagram of a pressing portion of a paper printing leveling device for a printing press according to the present invention.

In the figure: 1. Printing machine body; 2. Worktable; 3. Conveyor belt; 4. Baffle plate; 5. Portal frame; 6. Carrying box; 7. Motor; 8. Telescopic rod; 9. Guide block; Arc plate; 11. Mounting plate; 12. Insert rod; 13. Limiting rod; 14. Limiting plate; 15. First mounting frame; 16. First spring; 17. Connecting rod; 18. Sleeve; 19 20, the second spring; 21, the second mounting frame; 22, the second pressing roller; 23, the limit block; 24, the lead screw; 25, the first pressing roller.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying 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 implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1-5 , the present utility model provides a technical solution: a paper printing leveling device for a printing press, comprising a printing press body 1 and a workbench 2 , and the workbench 2 is fixedly installed on the printing press body 1 At the feeding end, a conveyor belt 3 is installed on the worktable 2, baffles 4 are respectively fixedly installed on the worktable 2 and located on both sides of the conveyor belt 3, and a centering device is installed on the baffles 4 respectively. A portal frame 5 is fixedly installed on the worktable 2 and is located on one side of the baffle 4. A flattening device is installed on the lower wall of the portal frame 5. The centering device includes a bearing box 6, and the bearing box 6 is fixed inside. A motor 7 is installed, a lead screw 24 is fixedly installed on the driving end of the motor 7, a socket is provided on the baffle 4, a telescopic rod 8 is inserted in the socket, and two sides of the socket are provided with Guide port, guide blocks 9 are fixedly installed on both sides of the telescopic rod 8, the guide block 9 is slidably installed in the guide port, one end of the telescopic rod 8 is fixedly installed with an arc-shaped plate 10, and the other end of the telescopic rod 8 It is located in the carrying box 6 and is provided with a threaded groove. The screw 24 is screwed into the threaded groove. A pressing portion is installed on the arc-shaped plate 10. The pressing portion includes a mounting plate 11. The mounting plate 11 is fixedly mounted on the side wall surface of the arc-shaped plate 10, the mounting plate 11 is provided with a first mounting hole, the mounting plate 11 is provided with a second mounting hole on both sides of the first mounting hole, the first mounting hole is An insertion rod 12 is inserted in the installation hole, a limit rod 13 is inserted in the second installation hole, and a limit plate 14 is fixedly installed between the insertion rod 12 and the upper end of the limit rod 13, and the insertion rod 12 is connected to the upper end of the limit rod 13. A first mounting frame 15 is fixedly installed between the lower ends of the limiting rod 13 , a first pressing roller 25 is movably installed in the first mounting frame 15 , and a first mounting frame 15 is fixedly installed between the mounting plate 11 and the first mounting frame 15 . A spring 16, the first spring 16 is sleeved on the insertion rod 12, the flattening device includes a connecting rod 17, and the connecting rod 17 is hingedly connected to the inner upper wall of the portal frame 5, and the interior of the portal frame 5 A sleeve 18 is hingedly connected to the upper wall and located on one side of the connecting rod 17 , a sleeve rod 19 is inserted into the sleeve 18 , and a second spring 20 is fixedly installed between one end of the sleeve rod 19 and the inner wall of the sleeve 18 . , the other end of the sleeve rod 19 is hinged with the side wall surface of the connecting rod 17, the other end of the connecting rod 17 is fixedly installed with a second mounting frame 21, and a second pressing roller 22 is movably installed in the second mounting frame 21, A limit block 23 is fixedly installed on the guide block 9, and the limit block 23 is located in the bearing box 6. The four corners of the lower wall of the worktable 2 are respectively fixed with support legs. The bearing box 6 and the baffle 4 Reinforcing ribs are fixed between them.

The detailed connection means are known in the art. The following mainly introduces the working principle and process, and the specific work is as follows.

Example: According to the drawings in the description, the motor 7 and the conveyor belt 3 are respectively electrically connected to the external controller through wires. When in use, the motor 7 is started, and the drive end of the motor 7 drives the lead screw 24 to rotate. 8 is meshed and connected through the threaded groove, and the telescopic rod 8 is limited in the guide port under the action of the guide block 9. At this time, the lead screw 24 rotates to drive the telescopic rod 8 to move, thereby causing the arc-shaped plates 10 to move toward each other until between the arc-shaped plates 10. The distance is suitable for the width of the paper to be printed. At this time, the conveyor belt 3 is activated, and the conveyor belt 3 transports the paper. The paper is centered on the conveyor belt 3 under the action of the arc surface of the front section of the arc plate 10, and the edge of the paper is at the first pressure roller 25. Under the action of the roller, it is tightly attached to the conveyor belt 3. At this time, the paper is conveyed to the second pressing roller 22, the second pressing roller 22 presses the paper downward, and the second pressing roller 22 is subjected to an upward force, which makes the connecting rod 17 rotate upward. , causing the sleeve rod 19 to move into the sleeve 18, so that the second spring 20 is compressed, due to the principle of mutual force, the sleeve rod 19 pushes the connecting rod 17 downward, causing the second pressing roller 22 to flatten the paper, It is transported to the printer body 1 by the conveyor belt 3 for printing.

It should be noted that, in this document, relational terms such as first and second are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion such that a process, method, article or device comprising a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. without more restrictions. An element defined by the phrase "comprising an... does not preclude the presence of additional identical elements in a process, method, article or apparatus comprising said element".

Claims (6)

1. A paper printing leveling device for a printing press, comprising a printing press body (1) and a workbench (2), characterized in that the workbench (2) is fixedly installed on the printing press body (1) for feeding materials A conveyor belt (3) is installed on the worktable (2), and baffles (4) are fixedly installed on the worktable (2) and located on both sides of the conveyor belt (3). The baffles (4) A centering device is respectively installed on the upper part, a portal frame (5) is fixedly installed on the worktable (2) and located on one side of the baffle plate (4), and a flattening device is installed on the lower wall of the portal frame (5). , the centering device comprises a bearing box (6), a motor (7) is fixedly installed in the bearing box (6), a lead screw (24) is fixedly installed on the driving end of the motor (7), and the stopper A socket is provided on the plate (4), a telescopic rod (8) is inserted into the socket, guide ports are provided on both sides of the socket, and guide blocks are fixedly installed on both sides of the telescopic rod (8). (9), the guide block (9) is slidably installed in the guide port, one end of the telescopic rod (8) is fixedly installed with an arc-shaped plate (10), and the other end of the telescopic rod (8) is located in the bearing box (6) A threaded groove is opened inside, the lead screw (24) is screwed into the threaded groove, and a pressing part is installed on the arc-shaped plate (10). 2. A paper printing leveling device for a printing press according to claim 1, wherein the pressing portion comprises a mounting plate (11), and the mounting plate (11) is fixedly mounted on the arc-shaped plate (10) On the side wall, the mounting plate (11) is provided with a first mounting hole, and the mounting plate (11) is provided with second mounting holes on both sides of the first mounting hole. An insertion rod (12) is inserted into the hole, a limit rod (13) is inserted into the second installation hole, and a limit plate (13) is fixedly installed between the insertion rod (12) and the upper end of the limit rod (13). 14), a first mounting frame (15) is fixedly installed between the insertion rod (12) and the lower end of the limiting rod (13), and a first pressing roller (25) is movably installed in the first mounting frame (15). ), a first spring (16) is fixedly installed between the mounting plate (11) and the first mounting bracket (15), and the first spring (16) is sleeved on the insertion rod (12). 3. A paper printing leveling device for a printing press according to claim 1, characterized in that, the leveling device comprises a connecting rod (17), and the connecting rod (17) is hingedly connected to the portal frame (5) Inner upper wall surface, a sleeve (18) is hingedly connected to the inner upper wall surface of the portal frame (5) and is located on one side of the connecting rod (17), and a sleeve (18) is inserted into the sleeve (18). 19), a second spring (20) is fixedly installed between one end of the sleeve rod (19) and the inner wall surface of the sleeve (18), and the other end of the sleeve rod (19) is hinged with the side wall surface of the connecting rod (17). A second mounting frame (21) is fixedly installed at the other end of the connecting rod (17), and a second pressing roller (22) is movably installed in the second mounting frame (21). 4. A paper printing leveling device for a printing press according to claim 1, wherein a limiting block (23) is fixedly installed on the guide block (9), and the limiting block (23) Located in the carrier box (6). 5 . The paper printing leveling device for a printing press according to claim 1 , wherein the four corners of the lower wall of the worktable ( 2 ) are respectively fixed with supporting legs. 6 . 6 . The paper printing leveling device for a printing press according to claim 2 , wherein a reinforcing rib is fixedly installed between the carrying box ( 6 ) and the baffle plate ( 4 ). 7 .

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