CN214269512U

CN214269512U - High efficiency lithographic book and periodical printing machine

Info

Publication number: CN214269512U
Application number: CN202120189717.0U
Authority: CN
Inventors: 朱涛; 浦尚德
Original assignee: Changshu Xinhua Printing Co ltd
Current assignee: Changshu Xinhua Printing Co ltd
Priority date: 2021-01-23
Filing date: 2021-01-23
Publication date: 2021-09-24
Anticipated expiration: 2031-01-23

Abstract

The utility model relates to a high efficiency lithographic book and periodical printing machine relates to lithographic printing machine's field, and it includes the organism and is located the carriage of organism one side, be equipped with the delivery sheet that is used for the bearing paper in the carriage, the carriage slides and is equipped with the limiting plate that is located the paper both sides, each the limiting plate all is equipped with the butt plate towards the side of another limiting plate, is equipped with the drive arrangement who is used for driving two limiting plates and is close to each other or keep away from on the carriage. This application utilizes the butt joint board to play limiting displacement to the paper for during the paper can get into the printing machine according to the direction of regulation, the printing effect of paper can be ensured to a certain extent, has improved the qualification rate of paper printing, has improved staff's work efficiency.

Description

High efficiency lithographic book and periodical printing machine

Technical Field

The application relates to the field of lithographic printing presses, in particular to a high-efficiency lithographic book and periodical printing press.

Background

The lithographic printing machine is a production equipment mainly used in the book and periodical manufacturing industry, and the working principle of the lithographic printing machine is that firstly, printed characters or images are made into a printing plate, then ink is coated on the position, where the characters and the images are arranged, of the printing plate, and then the ink is transferred to paper, so that the printing process is completed.

In order to improve the printing efficiency, most of the existing printing machines adopt an automatic feeding mode, a plurality of paper sheets are stacked on a feeding plate, and the paper sheets are adsorbed by a paper adsorption mechanism on the printing machine, so that the paper sheets are fed into a feeding hole of the printing machine for printing operation.

In view of the above related technologies, the inventor thinks that the stacking number of the paper is generally large in the printing process, and the position of the paper is prone to shift in the feeding process, so that whether the paper can accurately enter the printing machine is affected, and the subsequent printing effect is affected.

SUMMERY OF THE UTILITY MODEL

In order to make the entering printing machine that the paper can be accurate, this application provides a high efficiency planographic books and periodicals printing machine.

The application provides a high efficiency lithographic book and periodical printing machine adopts following technical scheme:

the utility model provides a high efficiency lithographic plate book and periodical printing machine, includes the organism and is located the carriage of organism one side, be equipped with the delivery sheet that is used for the bearing paper in the carriage, the carriage slides and is equipped with the limiting plate that is located the paper both sides, each the limiting plate all is equipped with the butt board towards the side of another limiting plate, is equipped with the drive arrangement who is used for driving two limiting plates and is close to each other or keep away from on the carriage.

Through adopting above-mentioned technical scheme, the paper is placed on the pay-off board, and two butt joint boards are located the paper both sides that pile up, utilize the butt joint board to play limiting displacement to the paper for the paper can get into the printing machine according to the direction of stipulating, utilize two limiting plates of drive arrangement drive to remove, thereby make two butt joint boards be close to each other or keep away from, make the butt joint board can be better play limiting displacement to the paper.

Optionally, drive arrangement is including rotating the threaded rod of connecting on the carriage, the threaded rod is equipped with first screw thread and second screw thread that screw thread opposite direction, and two limiting plates are equipped with driving motor with first screw thread and second screw thread threaded connection respectively on the carriage, and driving motor's output shaft is in the threaded rod.

Through adopting above-mentioned technical scheme, start driving motor for the threaded rod can rotate, thereby can make two limiting plates be close to each other or keep away from.

Optionally, a mounting rod is mounted on the conveying frame, an adsorption head is arranged on the mounting rod, the adsorption head is connected with an adsorption pipe, and a first air pump connected to the adsorption pipe is arranged on the conveying frame;

the conveying frame is provided with a power device which is used for driving the mounting rod to move so as to drive the adsorption head to move towards the feed inlet of the printing machine.

Through adopting above-mentioned technical scheme, utilize first aspiration pump to make the inside negative pressure state that is of adsorption tube to usable absorption head inhales the paper, and drives the paper and remove towards the feed inlet of printing machine, and then the transport mechanism of printing machine feed inlet can convey the paper to the printing machine in.

Optionally, power device is including locating the mounting panel on the carriage, it is connected with the dwang to rotate on the mounting panel, and the sector plate is installed to the one end of dwang, be equipped with the connecting rod on the sector plate, the installation pole is connected in the connecting rod, and the other end of dwang is connected with the power motor who locates on the carriage.

Through adopting above-mentioned technical scheme, utilize power motor drive dwang to rotate for the sector plate can rotate, thereby can drive the installation pole and remove, makes the adsorption head can drive the paper and move towards the feed inlet of printing machine.

Optionally, a fixed plate is arranged on the conveying frame, an auxiliary suction head is arranged on the fixed plate, the auxiliary suction head is connected with a negative pressure pipe, and the negative pressure pipe is connected with a second air pump located on the conveying frame;

the conveying frame is provided with a driving piece for driving the fixing plate to lift.

By adopting the technical scheme, the paper is sucked up by the auxiliary suction head, so that the paper is sucked by the suction head.

Optionally, the driving part is a lifting cylinder arranged on the conveying frame, and an output shaft of the lifting cylinder is connected to the fixing plate.

By adopting the technical scheme, the lifting cylinder is utilized to drive the fixed plate to lift, so that the auxiliary suction head can be driven to suck the paper and drive the paper to ascend, and the paper can be sucked by the suction head.

Optionally, the conveying frame is provided with two winding rods, four corners of the feeding plate are provided with lifting ropes, ends of the lifting ropes are connected to the winding rods, and the conveying frame is provided with a power source for driving the winding rods to rotate.

Through adopting above-mentioned technical scheme, utilize the power supply drive winding rod to rotate, and then the accessible lifting rope reaches the purpose of lift delivery sheet.

Optionally, the power source includes a rotating motor disposed on the carriage.

Through adopting above-mentioned technical scheme, utilize and rotate motor drive rolling rod and rotate, and then can reach the purpose of lift delivery sheet.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the paper can accurately enter the feed inlet of the printing machine according to the specified direction by utilizing the limiting effect of the abutting plates positioned on the two sides of the paper on the paper, so that the subsequent printing effect can be ensured;

2. the paper is sucked by the auxiliary suction head, so that the paper is sucked by the suction head and is driven to move towards the feed inlet of the printing machine, and the purpose of conveying the paper can be achieved.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a high-efficiency lithographic book and periodical printing machine according to an embodiment of the present application.

Fig. 2 is a sectional view of a top plate of an embodiment of the present application.

Fig. 3 is a schematic structural diagram of an abutting plate according to an embodiment of the present application.

Description of reference numerals: 1. a body; 2. a carriage; 21. a support pillar; 22. a top plate; 221. accommodating grooves; 23. a feeding plate; 24. winding the rod; 241. winding the rope; 25. rotating the motor; 26. a lifting cylinder; 261. a fixing plate; 262. a second air pump; 263. a negative pressure tube; 264. an auxiliary suction head; 27. mounting a plate; 271. rotating the rod; 272. a power motor; 28. a sector plate; 281. a connecting rod; 282. mounting a rod; 283. a fixed block; 284. an adsorption head; 29. a first air pump; 291. an adsorption tube; 3. a threaded rod; 30. a drive motor; 31. a first thread; 32. a second thread; 33. a limiting plate; 34. a connecting plate; 35. abutting against the board.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a high-efficiency lithographic book and periodical printing machine. Referring to fig. 1, the printing press includes a body 1 and a carriage 2 located at one side of the body 1, and the carriage 2 includes four support columns 21 and a top plate 22 erected on the support columns 21. A feeding plate 23 used for stacking paper is arranged in the conveying frame 2, two winding rods 24 are arranged on the top plate 22 along the conveying direction of the paper, two winding ropes 241 are wound on the winding rods 24, and the end portions of the winding ropes 241 are connected to the feeding plate 23. The top plate 22 is provided with a rotating motor 25 connected to the winding rod 24, and when the rotating motor 25 is started, the winding rod 24 can be driven to rotate, so that the purpose of lifting the feeding plate 23 can be achieved.

Referring to fig. 2, a lifting cylinder 26 is provided on the top plate 22, a fixing plate 261 is mounted on an output shaft of the lifting cylinder 26 penetrating the top plate 22, and an auxiliary suction head 264 is provided on the fixing plate 261. The top plate 22 is provided with a second suction pump 262, the second suction pump 262 is connected with a negative pressure pipe 263, and the negative pressure pipe 263 is communicated with an auxiliary suction head 264. By activating the second suction pump 262, the inside of the negative pressure pipe 263 is made to be in a negative pressure state, and the lifting cylinder 26 is activated, so that the auxiliary suction head 264 can approach the paper and suck up the paper.

Referring to fig. 2, the top plate 22 is provided with a mounting plate 27, the mounting plate 27 is rotatably connected with a rotating rod 271 through a bearing, the top plate 22 is provided with a power motor 272, one end of the rotating rod 271 is connected with an output shaft of the power motor 272, the other end of the rotating rod 271 is connected with a sector plate 28, and the top plate 22 is provided with an abdicating hole for the sector plate 28 to pass through. A connecting rod 281 is mounted on the sector plate 28 below the top plate 22, the connecting rod 281 is L-shaped, and an installation rod 282 is connected to an end of the connecting rod 281.

Referring to fig. 2, two fixing blocks 283 are disposed on the mounting rod 282, an adsorption head 284 is disposed on the fixing blocks 283, a first air pump 29 is disposed on the top plate 22, an adsorption pipe 291 is connected to the first air pump 29, and the adsorption pipe 291 is communicated with the adsorption head 284. The first suction pump 29 causes the suction pipe 291 to be in a negative pressure state, and the auxiliary suction head 264 sucks up the paper, and then the suction head 284 sucks up the paper. Under the driving of the power motor 272, the sector plate 28 can drive the mounting rod 282 to rotate towards the feeding port of the printing machine, so that the adsorption head 284 can drive the paper to move towards the feeding port of the printing machine, and the paper can accurately enter the printing machine under the action of a conveying mechanism at the feeding port of the printing machine.

Referring to fig. 3, the bottom surface of the top plate 22 is provided with an accommodating groove 221, the top plate 22 is provided with a threaded rod 3 penetrating through the accommodating groove 221, two ends of the threaded rod 3 are rotatably connected with the top plate 22 through bearings, the top plate 22 is provided with a driving motor 30, and an output shaft of the driving motor 30 is connected to the threaded rod 3. Be equipped with first screw 31 and second screw 32 that the screw direction is opposite on the threaded rod 3, the cover is equipped with two limiting plates 33 on the threaded rod 3, two limiting plates 33 respectively with first screw 31 and second screw 32 threaded connection. The limit plate 33 is connected with a connecting plate 34, and the connecting plate 34 is provided with an abutting plate 35. In the process of conveying paper, the paper to be conveyed is located between the two abutting plates 35, and the possibility of displacement of the paper is reduced by utilizing the limiting effect of the abutting plates 35 on the paper.

The implementation principle of the high-efficiency lithographic book and periodical printing machine in the embodiment of the application is as follows: when conveying the paper, two butt joint boards 35 play limiting displacement to the paper, reduce the possibility that the direction of transfer of paper takes place the skew to make the paper can be accurate get into the feed inlet of printing machine, the printing effect of paper can be ensured to a certain extent, improved the qualification rate of paper printing, improved staff's work efficiency.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A high efficiency lithographic press, characterized in that: including organism (1) and carriage (2) that are located organism (1) one side, be equipped with feed plate (23) that are used for the bearing paper in carriage (2), carriage (2) slide and are equipped with limiting plate (33) that are located the paper both sides, each limiting plate (33) all are equipped with butt joint board (35) towards the side of another limiting plate (33), are equipped with on carriage (2) and are used for driving two limiting plate (33) and be close to each other or the drive arrangement who keeps away from.

2. A high efficiency lithographic press according to claim 1, wherein: drive arrangement is including rotating threaded rod (3) of connecting on carriage (2), threaded rod (3) are equipped with first screw thread (31) and second screw thread (32) that screw direction is opposite, and two limiting plates (33) are equipped with driving motor (30) on carriage (2) respectively with first screw thread (31) and second screw thread (32) threaded connection, the output shaft of driving motor (30) in threaded rod (3).

3. A high efficiency lithographic press according to claim 1, wherein: the conveying frame (2) is provided with an installation rod (282), the installation rod (282) is provided with an adsorption head (284), the adsorption head (284) is connected with an adsorption pipe (291), and the conveying frame (2) is provided with a first air pump (29) connected with the adsorption pipe (291);

the conveying frame (2) is provided with a power device for driving the mounting rod (282) to move so as to drive the adsorption head (284) to move towards the feeding hole of the printing machine.

4. A high efficiency lithographic press according to claim 3, wherein: power device is including locating mounting panel (27) on carriage (2), it is connected with dwang (271) to rotate on mounting panel (27), and sector plate (28) are installed to the one end of dwang (271), be equipped with connecting rod (281) on sector plate (28), installation pole (282) are connected in connecting rod (281), and the other end of dwang (271) is connected with power motor (272) of locating on carriage (2).

5. A high efficiency lithographic press according to claim 1, wherein: a fixed plate (261) is arranged on the conveying frame (2), an auxiliary suction head (264) is arranged on the fixed plate (261), the auxiliary suction head (264) is connected with a negative pressure pipe (263), and the negative pressure pipe (263) is connected with a second suction pump (262) positioned on the conveying frame (2);

the conveying frame (2) is provided with a driving piece for driving the fixing plate (261) to lift.

6. A high efficiency lithographic press according to claim 5, wherein: the driving piece is a lifting cylinder (26) arranged on the conveying frame (2), and an output shaft of the lifting cylinder (26) is connected to the fixing plate (261).

7. A high efficiency lithographic press according to claim 1, wherein: the automatic winding device is characterized in that two winding rods (24) are arranged on the conveying frame (2), lifting ropes are arranged at four corners of the feeding plate (23), the end portions of the lifting ropes are connected to the winding rods (24), and a power source for driving the winding rods (24) to rotate is arranged on the conveying frame (2).

8. A high efficiency lithographic press according to claim 7, wherein: the power source comprises a rotating motor (25) arranged on the conveying frame (2).