CN216403205U - Paper leveling device that rectifies for printing machine - Google Patents

Abstract

The utility model belongs to the field of printing presses, in particular to a device for correcting and leveling paper for a printing press, which is inconvenient to correct the deviation of the paper when printing paper in the existing printing machine, and the deviation is likely to occur during the conveying process of the paper. In the past, it was inconvenient to finalize the paper. The following solution is proposed, which includes a printing press body, a connecting plate, a feed roller, two adjusting mechanisms, two mounting posts, two connecting rods, two adjusting plates and a flattening mechanism , the connecting plate is fixedly installed on the main body of the printer, one side of the connecting plate is provided with a fixing hole, the feeding roller is arranged in the fixing hole, the two adjusting mechanisms are both arranged on the connecting plate, and the two The adjustment mechanism is connected with the feed roller. The printing machine of the utility model is convenient to rectify the deviation of the paper when printing the paper, the deviation does not occur during the paper conveying process, and the paper can be finally flattened before entering the printing machine for printing.

Description

A device for correcting and leveling paper for printing presses

technical field

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

Background technique

A printing press is a machine that prints words and images. Modern printing presses are generally composed of plate-loading, inking, embossing, and paper-feeding parts. The lithographic printing press is moving towards high precision, high quality, high speed, multi-color group, multi-function, automatic control and shortening of preparation time and downtime, etc. In the direction of development, optics, laser technology, electronic technology, computer technology, network technology and automatic control theory have been widely used in lithographic printing presses. However, the existing printing presses are inconvenient to correct deviations when printing paper. Deviation is prone to occur in the middle, and it is inconvenient to finalize the paper before entering the printing press for printing.

Utility model content

The purpose of the utility model is to solve the shortcomings existing in the prior art, and proposes a paper deviation correction and leveling device for a printing machine.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

A device for correcting and leveling paper for a printing press, comprising a printing press body, a connecting plate, a feeding roller, two adjusting mechanisms, two mounting posts, two connecting rods, two adjusting plates and a flattening mechanism, wherein the connecting plates are fixed It is installed on the main body of the printing machine, one side of the connecting plate is provided with a fixing hole, the feeding roller is arranged in the fixing hole, and two adjusting mechanisms are arranged on the connecting plate, and the two adjusting mechanisms are connected with the feeding roller. The two sides of the connecting plate are fixedly installed with side plates, the flattening mechanism is arranged on the side plates, the installation posts are fixedly installed on the corresponding side plates, and one end of the two installation posts is provided with an installation slot, the connecting rod is slidably installed in the corresponding installation groove, one end of the two connecting rods is rotatably installed with a connecting seat, the adjusting plate is fixedly installed on the corresponding connecting seat, and the flattening mechanism includes two Adjusting block, two flattening rollers, two second screw rods, second worm, second worm wheel and adjustment seat, one side of the side plate is provided with a fixing groove, and two adjusting blocks are slidably installed in the fixing groove. One end of each adjustment block is rotatably installed with a flattening roller, one side of the two adjustment blocks is provided with two threaded holes, two screw rods are rotatably installed in the fixing groove, and the second screw rods are threadedly installed in the corresponding In the threaded hole 2 of the two screws, the same worm gear 2 is fixedly installed at one end of the two screw rods. The other end of the round rod is fixedly installed with an adjusting seat.

Specifically, the adjustment mechanism includes an adjustment rod, a moving control plate, a rotating control rod, a gear, a worm screw, a moving block, a screw rod and a worm wheel. The inner wall of the fixing hole is provided with a moving groove, and the moving groove An adjusting rod is slidably installed inside, and one end of the adjusting rod is fixedly installed with a mobile control board, and the material roller is rotatably mounted on the mobile control board.

Specifically, a connecting groove is formed on the inner wall of the moving groove, a moving block is fixedly installed on the adjusting rod, the moving block is slidably installed in the connecting groove, and a threaded hole is opened on the moving block. A screw rod is installed on the inner thread of the threaded hole one, a worm wheel is fixedly mounted on the screw rod one, and a rotation control rod is rotatably mounted on the connecting plate.

Specifically, one end of the rotating control rod is fixedly installed with a worm, the first worm is engaged with the worm wheel, the other end of the rotating control rod is fixedly installed with a gear, and a rack is fixed on the connecting rod, so The rack is meshed with the gear.

Specifically, a spring is fixedly installed on the inner wall of the installation groove, and one end of the spring is fixedly installed on the connecting rod.

Specifically, a rotating groove is opened on one side of the moving control board, an auxiliary block is fixedly installed on one end of the material roller, and the auxiliary block is rotatably installed in the rotating groove.

Compared with the prior art, the beneficial effects of the present utility model are:

(1) The device for correcting and leveling paper for a printing press of the present invention can automatically correct the deviation of the paper during the feeding process, and can prevent the paper from shifting during conveying, thereby ensuring the normal operation of the printing press.

(2) The device for correcting and leveling paper for a printing machine of the present invention can also flatten the paper, so that the paper is more flat when fed into the printing machine.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that are required to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only exemplary, and the structures, proportions, sizes, etc. shown in this specification are only used to cooperate with the contents disclosed in the specification, so as to be understood and read by those who are familiar with the technology, It is not used to limit the conditions that the present invention can be implemented, so it does not have technical substantive significance, any modification of the structure, the change of the proportional relationship or the adjustment of the size.

Fig. 1 is the front view structure schematic diagram of a kind of paper deviation rectifying and leveling device for printing press proposed by the utility model;

2 is a schematic structural diagram of a connecting plate, a feeding roller, a side plate, an adjusting plate and a flattening roller of a paper deviation rectifying and leveling device for a printing press proposed by the utility model;

Fig. 3 is a three-dimensional structural schematic diagram of a connecting plate, a feeding roller, a side plate and a flattening roller of a paper deviation rectifying and leveling device for a printing press proposed by the utility model;

4 is a schematic structural diagram of a side plate, a flattening roller and an adjustment mechanism of a paper deviation-correcting and leveling device for a printing press proposed by the utility model;

FIG. 5 is a schematic structural diagram of part A of a paper deviation correction and leveling device for a printing press proposed by the utility model.

In the figure: 1. Printing machine body; 2. Connecting plate; 3. Adjusting rod; 4. Moving control board; 5. Material roller; 6. Worm gear 1; 7. Side plate; 10, connecting seat; 11, adjusting plate; 12, rotating control rod; 13, gear; 14, worm one; 15, moving block; 16, screw one; 17, adjusting block; 18, flattening roller; Rod two; 20, worm two; 21, adjusting seat.

Detailed ways

The embodiments of the present invention are described below by specific embodiments. Those who are familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are the present invention. Some examples, but not all examples. 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.

Referring to Figures 1-5, a device for correcting and leveling paper for a printing press includes a printing press body 1, a connecting plate 2, a feed roller 5, two adjusting mechanisms, two mounting posts 8, two connecting rods 9, two adjusting Plate 11 and flattening mechanism, the connecting plate 2 is fixedly installed on the printer body 1, a fixing hole is opened on one side of the connecting plate 2, the feeding roller 5 is arranged in the fixing hole, and the two adjusting mechanisms are It is arranged on the connecting plate 2, the two adjusting mechanisms are connected with the feed roller 5, the side plates 7 are fixedly installed on both sides of the connecting plate 2, and the flattening mechanism is arranged on the side plate 7, so The mounting column 8 is fixedly installed on the corresponding side plate 7, one end of the two mounting columns 8 is provided with a mounting groove, the connecting rod 9 is slidably installed in the corresponding mounting groove, and one end of the two connecting rods 9 is rotated. A connecting seat 10 is installed, and the adjusting plate 11 is fixedly installed on the corresponding connecting seat 10. The adjusting mechanism includes an adjusting rod 3, a moving control plate 4, a rotating control rod 12, a gear 13, a worm 14, and a moving block 15. , screw one 16 and worm wheel one 6, the inner wall of the fixing hole is provided with a moving groove, the adjusting rod 3 is slidably installed in the moving groove, and one end of the adjusting rod 3 is fixedly installed with a mobile control board 4, so The material roller 5 is rotatably installed on the moving control board 4, the inner wall of the moving groove is provided with a connecting groove, the adjusting rod 3 is fixedly installed with a moving block 15, and the moving block 15 is slidably installed in the connecting groove, The moving block 15 is provided with a threaded hole 1. The threaded hole 1 is internally threaded with a screw rod 1 16. A control rod 12, one end of the rotating control rod 12 is fixedly installed with a worm-14, the worm-1 14 is engaged with the worm wheel-1 6, the other end of the rotating control rod 12 is fixedly installed with a gear 13, the connecting rod 9 A rack is fixedly installed on it, and the rack is meshed with the gear 13. The flattening mechanism includes two adjustment blocks 17, two flattening rollers 18, two screw rods 19, worm two 20, worm gear two and adjustment The seat 21, one side of the side plate 7 is provided with a fixing groove, two adjusting blocks 17 are slidably installed in the fixing groove, one end of the two adjusting blocks 17 is rotatably installed with a flattening roller 18, and the two adjusting blocks One side of the 17 is provided with two threaded holes, two screw rods 19 are rotatably installed in the fixing groove, and the two screw rods 19 are threadedly installed in the corresponding threaded holes two. The same worm gear 2 is fixedly installed, a round rod is rotatably installed on the side plate 7, one end of the round rod is fixedly installed with a worm gear 2, the worm shaft 2 20 is engaged with the worm gear 2, and the other end of the round rod is fixedly installed. The adjusting seat 21 is fixedly installed.

In this embodiment, a spring is fixedly installed on the inner wall of the installation groove, and one end of the spring is fixedly installed on the connecting rod 9 .

In this embodiment, a rotating groove is opened on one side of the moving control board 4, and an auxiliary block is fixedly installed on one end of the feed roller 5, and the auxiliary block is rotatably installed in the rotating groove.

In this embodiment, the paper on the feeding roller 5 enters the printing machine body 1 and starts printing. The two adjusting plates 11 are respectively arranged on both sides of the paper. When the paper is offset, the adjusting plate 11 will be driven to move. Drive the connecting seat 10 and the connecting rod 9 to move together, the connecting rod 9 drives the rack to move, the rack drives the gear 13 to rotate, the gear 13 drives the rotary control rod 12 to rotate, the rotary control rod 12 drives the worm one 14 to rotate, and the worm one 14 drives the worm wheel The screw one 16 on the one 6 rotates, the screw one 16 drives the moving block 15 to move, the moving block 15 can drive the adjusting rod 3 to move, the adjusting rod 3 can drive the moving control plate 4 to move, and the adjusting plate 11 on the other side is in the spring Under the elastic action, it can always be attached to the paper and move at the same time, so that the two moving control boards 4 can drive the feed roller 5 to move and adjust the deviation, and the two flattening rollers 18 can flatten the passing paper again, and at the same time rotate and adjust The seat 21 can drive the second worm 20 to rotate, the second worm 20 drives the second worm wheel to rotate, the second worm wheel drives the second two screw rods 19 to rotate, the second screw rod 19 drives the corresponding adjusting block 17 to move, and the adjusting block 17 can drive the corresponding flattening roller. 18 rotation, can adapt to different thickness of paper.

Compared with the prior art, the technical progress of the present utility model is that: the printing press of the present utility model is convenient to rectify the deviation of the paper when printing it, the deviation will not occur during the paper conveying process, and the paper can be rectified before entering the printing machine for printing. Flatten at last.

Claims (6)

1. The paper deviation rectifying and flattening device for the printing machine is characterized by comprising a printing machine body (1), a connecting plate (2), a material roller (5), two adjusting mechanisms, two mounting columns (8), two connecting rods (9), two adjusting plates (11) and a flattening mechanism, wherein the connecting plate (2) is fixedly arranged on the printing machine body (1), one side of the connecting plate (2) is provided with a fixed hole, the material roller (5) is arranged in the fixed hole, the two adjusting mechanisms are arranged on the connecting plate (2), the two adjusting mechanisms are connected with the material roller (5), both sides of the connecting plate (2) are fixedly provided with side plates (7), the flattening mechanism is arranged on the side plates (7), the mounting columns (8) are fixedly arranged on the corresponding side plates (7), and one ends of the two mounting columns (8) are provided with mounting grooves, connecting rod (9) slidable mounting is in the mounting groove that corresponds, and the one end of two connecting rods (9) all rotates and installs connecting seat (10), regulating plate (11) fixed mounting is on connecting seat (10) that corresponds, the mechanism that flattens includes two regulating blocks (17), two flattening rollers (18), two lead screws (19), two worms (20), two worm wheels and regulation seat (21), the fixed slot has been seted up to one side of curb plate (7), slidable mounting has two regulating blocks (17) in the fixed slot, and the flattening roller (18) has all been installed in the rotation of the one end of two regulating blocks (17), and threaded hole two has all been seted up to one side of two regulating blocks (17), two lead screws (19) are installed to the fixed slot internal rotation, two lead screw (19) screw thread installations are in corresponding threaded hole two, and the one end fixed mounting of two lead screws (19) has same worm wheel two, rotate on curb plate (7) and install the round bar, the one end fixed mounting of round bar has two worms (20), two worms (20) and two meshing of worm wheel, the other end fixed mounting of round bar has regulation seat (21).

2. The paper deviation rectifying and flattening device for the printing machine is characterized in that the adjusting mechanism comprises an adjusting rod (3), a movable control plate (4), a rotating control rod (12), a gear (13), a first worm (14), a moving block (15), a first lead screw (16) and a first worm wheel (6), a moving groove is formed in the inner wall of the fixing hole, the adjusting rod (3) is slidably mounted in the moving groove, the movable control plate (4) is fixedly mounted at one end of the adjusting rod (3), and the material roller (5) is rotatably mounted on the movable control plate (4).

3. The paper deviation rectifying and flattening device for the printing machine as claimed in claim 2, wherein a connecting groove is formed in an inner wall of the moving groove, a moving block (15) is fixedly mounted on the adjusting rod (3), the moving block (15) is slidably mounted in the connecting groove, a first threaded hole is formed in the moving block (15), a first lead screw (16) is mounted in the first threaded hole in a threaded manner, a first worm wheel (6) is fixedly mounted on the first lead screw (16), and a rotary control rod (12) is rotatably mounted on the connecting plate (2).

4. The paper deviation rectifying and flattening device for the printing machine is characterized in that one end of the rotating control rod (12) is fixedly provided with a first worm (14), the first worm (14) is meshed with a first worm wheel (6), the other end of the rotating control rod (12) is fixedly provided with a gear (13), the connecting rod (9) is fixedly provided with a rack, and the rack is meshed with the gear (13).

5. The paper deviation-rectifying and flattening device for the printing machine is characterized in that a spring is fixedly arranged on the inner wall of the mounting groove, and one end of the spring is fixedly arranged on the connecting rod (9).

6. The paper deviation rectifying and flattening device for the printing machine is characterized in that a rotating groove is formed in one side of the movable control plate (4), an auxiliary block is fixedly installed at one end of the material roller (5), and the auxiliary block is rotatably installed in the rotating groove.

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