CN221587395U

CN221587395U - Paper feeding device of printing machine

Info

Publication number: CN221587395U
Application number: CN202420339046.5U
Authority: CN
Inventors: 左勇; 王东; 刘民; 马旭
Original assignee: Sichuan Pingxuan Printing Co ltd
Current assignee: Sichuan Pingxuan Printing Co ltd
Priority date: 2024-02-23
Filing date: 2024-02-23
Publication date: 2024-08-23
Anticipated expiration: 2034-02-23

Abstract

The utility model belongs to the technical field of printing, in particular to a paper conveying device of a printing machine, which comprises a box body, wherein a first conveying mechanism and a second conveying mechanism are arranged in the box body, the two conveying mechanisms are identical in structure, a first cylinder is fixedly arranged on one side of the top end of the box body through a fixing frame, a first inserted rod is movably inserted into the bottom end of the first cylinder, a screw is rotatably arranged between two vertical plates of a U-shaped mounting frame, the output end of a servo motor is fixedly connected to one end of the screw through a coupler, two groups of threads are formed in a mirror image mode on the circumferential surface of the screw, the directions of the threads are opposite, moving blocks are rotatably arranged at the two groups of threads, two groups of supporting rods are fixedly arranged at the bottom ends of the moving blocks, a pressing rod is fixedly arranged at the bottom end of the supporting rod, soft hairs are obliquely fixedly arranged on one side of the circumferential surface of the pressing rod, and the paper folded by edges is subjected to arrangement correction through the matching of the equipment, so that the subsequent printing quality is prevented from being influenced.

Description

Paper feeding device of printing machine

Technical Field

The utility model belongs to the technical field of printing, and particularly relates to a paper feeding device of a printing machine.

Background

The paper feeder is an important part of modern printer, and has the functions of automatically, accurately and stably feeding paper to the positioning or printing device according to certain rule, and the working efficiency and printing quality of the printer are directly related to the working performance of the paper feeder.

The utility model provides a chinese patent with publication No. CN209797030U discloses a full-automatic printer paper feeder, including first base, objective table, printing paper, hydraulic press, telescopic link, bracing piece, last extension board, spout, mounting disc, sucking disc, slider and second base, the objective table set up in the top of first base, the hydraulic press set up on first base, the telescopic link set up between hydraulic press and objective table, the one end and the hydraulic press of telescopic link to each other, the other end links to each other with the objective table, the bracing piece vertically set up between first base and objective table, printing paper arrange in on the objective table, last extension board level set up in the top of objective table, the mounting disc level set up in the below of last extension board, the sucking disc set up in on the mounting disc, the slider set up in the mounting disc top, last extension board on be provided with the spout with slider assorted, the direction of direction along last extension board.

The paper feeding device of the full-automatic printer has some problems in use, most of the paper is easy to wrinkle in the process of conveying the paper, if the writings on the paper are easy to be blurred if the writings are directly printed on the paper, the printing quality of the paper is reduced, and the paper feeding device of the full-automatic printer does not effectively solve the problems; therefore, a printer paper feeder is proposed to solve the above problems.

Disclosure of utility model

In order to make up the defects of the existing full-automatic printer paper conveying device, the problem that most of paper is easy to wrinkle in the paper conveying process, if the writings on the paper are blurred if the writings are directly printed on the paper, and the printing quality of the paper is reduced is solved.

The technical scheme adopted for solving the technical problems is as follows: the utility model discloses a paper conveying device of a printing machine, which comprises a box body, wherein a first conveying mechanism and a second conveying mechanism are arranged in the box body, the first conveying mechanism and the second conveying mechanism are identical in structure, the first conveying mechanism comprises two groups of first rotating rods, two ends of each first rotating rod rotate and penetrate through the outer part of the box body, rollers are fixedly arranged on the circumferential surfaces of the first rotating rods, conveying belts are sleeved on the two groups of rollers, a driving wheel and a driven wheel are fixedly arranged at one end of one first rotating rod, which is close to each other, in the first conveying mechanism and the second conveying mechanism, respectively, a synchronous belt is sleeved on the driving wheel and the driven wheel, a driving motor is fixedly arranged at one side of the box body through a fixing frame, and the output end of the driving motor is fixedly connected to one side of the driving wheel through a coupling;

A first cylinder is fixedly arranged on one side of the top end of the box body through a fixing frame, a first inserted rod is movably inserted at the bottom end of the first cylinder, the first inserted rod is slidably penetrated into the box body, a U-shaped mounting frame is fixedly arranged at the bottom end of the first inserted rod, a screw rod is rotatably arranged between two vertical plates of the U-shaped mounting frame, one end of the screw rod rotates and penetrates one of the vertical plates of the U-shaped mounting frame, a servo motor is fixedly arranged on one side of the vertical plate through the fixing frame, the output end of the servo motor is fixedly connected with one end of the screw rod through a coupler, two groups of threads are formed in a mirror image mode on the circumferential surface of the screw rod, and screw thread opposite direction, and two sets of screw thread department all rotate and be provided with the movable block, be mirror image fixed between two risers of U type mounting bracket and be provided with two sets of guide bars, the guide bar slides and runs through the movable block setting, the bottom mounting of movable block is provided with two sets of bracing pieces, the bottom mounting of bracing piece is provided with the depression bar, the circumference of depression bar one side is the fixed fur that is provided with of slope form, and through the cooperation of first cylinder, first inserted bar, servo motor, screw rod, depression bar, fur, the paper of folding fold of edge is tidied up and corrected, prevents to influence subsequent printing quality.

Preferably, the two sets of second rotating rods are fixedly arranged between the first conveying mechanism and the second conveying mechanism between the inner walls of the two vertical plates of the box body, the grinding rollers are fixedly arranged on the circumferential surfaces of the second rotating rods, and the paper is further rolled through the cooperation of the two sets of grinding rollers, so that the paper is in a flat state.

Preferably, the inside of box is located and rolls between roller and the first conveying mechanism position fixation and is provided with the arc deflector, through the cooperation of arc deflector, guides the paper to the roller position that rolls.

Preferably, two risers outsides of box are located second conveying mechanism position department and all are provided with the second cylinder through the mount is fixed, the action end activity of second cylinder is interluded there is the second inserted bar, the second inserted bar slides and runs through to the inside setting of box, the other end of second inserted bar is fixed to be provided with the arc and corrects the board, corrects the paper of equidimension size through the cooperation of second cylinder, second inserted bar, arc correction board, prevents that the paper from moving to the position offset when printing equipment.

Preferably, the inside top of box is located the fixed camera that is provided with directly over the first conveying mechanism feed inlet position, the outside one side of box is fixed and is provided with the controller, the output of camera passes through the data processing end electric connection of wire and controller, through the cooperation of camera and controller, the paper that four corners edge folding or surface fold appear is accurately discerned and is revised.

Preferably, supporting legs are fixedly arranged at four corners of the bottom end of the box body, and stability of the equipment is guaranteed through cooperation of the supporting legs.

The utility model has the beneficial effects that:

The utility model provides a paper conveying device of a printer, which aims to prevent paper with a wrinkling phenomenon from directly printing, so that handwriting on the paper is blurred, the printing quality of the paper is reduced, a driving motor is started to drive a first rotating rod to rotate, a roller and a conveying belt are simultaneously rotated, the first rotating rod drives a driving wheel to rotate, the driving wheel drives a driven wheel and the first rotating rod on a second conveying mechanism to rotate through a synchronous belt, the second conveying mechanism is enabled to work, after the paper enters the conveying belt on the first conveying mechanism, a camera shoots the paper and then sends the paper to a data processing end in a controller for comparison, normal and smooth paper normally passes through, after the paper with the wrinkling appears, the paper moves to the position right below a soft wool, the controller controls and closes a driving motor, the first conveying mechanism stops working, and controls to start the first cylinder to work, the first inserting rod drives a U-shaped mounting frame to move downwards, the soft wool is enabled to contact the paper, the driving motor is controlled to work, the driven by the driving rod to rotate, simultaneously, the initial positions of the moving blocks are located at the center of the screw, the moving block drives the supporting rod and the moving rod, and the soft rod is enabled to move, and the edges of the soft rod are enabled to move, and the soft rod is enabled to move towards the edge, and the soft rod is enabled to roll the paper to roll, and the edge of the paper is folded, and the edge-folded, and the edge of the paper is folded is prevented.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is a perspective view of the whole;

FIG. 2 is an internal cross-sectional view of the case;

FIG. 3 is an enlarged view of the screw, plunger, and fluff locations;

FIG. 4 is a top cross-sectional top plan view of the tank;

Legend description:

1. A case; 2. a first rotating lever; 3. a roller; 4. a conveyor belt; 5. a driving wheel; 6. driven wheel; 7. a timing belt; 8. a driving motor; 9. a first cylinder; 10. a first plunger; 11. u-shaped mounting rack; 12. a screw; 13. a servo motor; 14. a moving block; 15. a guide rod; 16. a support rod; 17. a compression bar; 18. fluff; 19. a second rotating rod; 20. a roller; 21. an arc-shaped guide plate; 22. a second cylinder; 23. a second plunger; 24. an arc correction plate; 25. a camera; 26. a controller; 27. support legs; A. a first conveying mechanism; B. and a second conveying mechanism.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Specific examples are given below.

Referring to fig. 1-4, a paper feeding device of a printing machine according to the present utility model includes a box 1, a first conveying mechanism a and a second conveying mechanism B are disposed in the box 1, and have the same structure, the first conveying mechanism a includes two groups of first rotating rods 2, two ends of the first rotating rods 2 rotate and penetrate through the box 1, rollers 3 are fixedly disposed on a circumferential surface of the first rotating rods 2, a conveying belt 4 is sleeved on the two groups of rollers 3, a driving wheel 5 and a driven wheel 6 are fixedly disposed at one end of the first rotating rods 2 close to each other in the first conveying mechanism a and the second conveying mechanism B, a synchronous belt 7 is sleeved on the driving wheel 5 and the driven wheel 6, a driving motor 8 is fixedly disposed at one side of the box 1 through a fixing frame, and an output end of the driving motor 8 is fixedly connected to one side of the driving wheel 5 through a coupling;

The novel multifunctional hair dryer is characterized in that a first air cylinder 9 is fixedly arranged on one side of the top end of the box body 1 through a fixing frame, a first inserting rod 10 is movably inserted into the bottom end of the first air cylinder 9, the first inserting rod 10 penetrates through the inside of the box body 1 in a sliding mode, a U-shaped mounting frame 11 is fixedly arranged at the bottom end of the first inserting rod 10, a screw rod 12 is rotatably arranged between two vertical plates of the U-shaped mounting frame 11, one end of the screw rod 12 rotates and penetrates through one vertical plate of the U-shaped mounting frame 11, a servo motor 13 is fixedly arranged on one side of the vertical plate through the fixing frame, the output end of the servo motor 13 is fixedly connected to one end of the screw rod 12 through a coupler, two groups of threads are formed in a mirror image mode on the circumferential surface of the screw rod 12, the threads are opposite in directions, two groups of threads are respectively rotatably provided with a moving block 14, two groups of guide rods 15 are fixedly arranged between the two vertical plates of the U-shaped mounting frame 11 in a mirror image mode, the bottom end of the moving block 14 is fixedly provided with two groups of support rods 16, the bottom ends of the support rods 16 are fixedly arranged at the bottom ends of the moving block 14, the support rods are fixedly provided with compression rods 17, and one side of the compression rods 17 is fixedly provided with compression rods 18 in a soft-inclined shape;

The inside top of box 1 is located the fixed camera 25 that is provided with in first conveying mechanism A feed inlet position directly over, the outside one side of box 1 is fixedly provided with controller 26, the output of camera 25 passes through wire and the data processing end electric connection of controller 26, the bottom four corners of box 1 is all fixedly provided with supporting leg 27, during operation, in order to prevent the paper of fold phenomenon to directly print, lead to the handwriting on the paper to be blurred, the print quality of paper has been reduced, at first start driving motor 8, drive first bull stick 2 rotates, make cylinder 3 and conveyer belt 4 rotate simultaneously, first bull stick 2 drives action wheel 5 rotation simultaneously, action wheel 5 passes through timing belt 7 and drives driven wheel 6 and the first bull stick 2 rotation on the second conveying mechanism B, make second conveying mechanism B work, after the paper gets into conveyer belt 4 on the first conveying mechanism A, the camera 25 shoots the paper and sends the paper to the data processing end in the controller 26 for comparison, the normal and smooth paper passes through normally, after the folded and wrinkled paper appears, the controller 26 controls the driving motor 8 to be closed, the first conveying mechanism A stops working and controls the first cylinder 9 to start working, the first inserting rod 10 drives the U-shaped mounting frame 11 to move downwards, the hair 18 contacts the paper, the servo motor 13 is controlled to start working, the screw 12 is enabled to rotate, simultaneously, the two groups of moving blocks 14 move outwards, the initial position of the moving blocks 14 is in the center of the screw 12, the moving blocks 14 drive the supporting rod 16 and the pressing rod 17 to move, the pressing rod 17 drives the hair 18 to move towards the edge of the paper, the hair 18 lifts the folded paper edge, and simultaneously the pressing rod 17 presses downwards and moves towards the edge of the paper, the folded paper is flattened, and the folded paper is subjected to arrangement correction by matching the first cylinder 9, the first inserting rod 10, the servo motor 13, the screw 12, the pressing rod 17 and the fur 18, so that the subsequent printing quality is prevented from being influenced.

Further, two groups of second rotating rods 19 are fixedly arranged between the first conveying mechanism A and the second conveying mechanism B between the inner walls of the two vertical plates of the box body 1, rolling rollers 20 are fixedly arranged on the circumferential surfaces of the second rotating rods 19, and arc-shaped guide plates 21 are fixedly arranged between the rolling rollers 20 and the first conveying mechanism A in the box body 1; the two vertical plates of the box body 1 are positioned at the positions of the second conveying mechanism B and are fixedly provided with second air cylinders 22 through fixing frames, the action ends of the second air cylinders 22 are movably inserted with second inserting rods 23, the second inserting rods 23 are slidably penetrated into the box body 1 and are fixedly provided with arc correction plates 24 at the other ends of the second inserting rods 23, when the paper is processed, the controller 26 continuously starts the first conveying mechanism A to work to convey the paper to the next link, firstly, the paper enters between the two groups of rolling rollers 20 through the guide of the arc guide plates 21, the two groups of rolling rollers 20 further roll the paper to enable the surface of the paper to be smoother, the paper enters on a conveying belt 4 on the second conveying mechanism B, the two groups of second air cylinders 22 work, the second inserting rods 23 drive the arc correction plates 24 to move, the distance between the two groups of arc correction plates 24 is adjusted according to the size of the paper, and the paper is corrected through the two groups of arc correction plates 24, so that the paper does not deviate when moving, and the paper influences the subsequent printing quality.

Working principle: in order to prevent paper with wrinkling from directly printing, the handwriting on the paper is blurred, the printing quality of the paper is reduced, a driving motor 8 is started to drive a first rotating rod 2 to rotate, a roller 3 and a conveying belt 4 are made to rotate at the same time, the first rotating rod 2 drives a driving wheel 5 to rotate, the driving wheel 5 drives a driven wheel 6 and the first rotating rod 2 on a second conveying mechanism B to rotate through a synchronous belt 7, a second conveying mechanism B is made to work, after the paper enters a conveying belt 4 on a first conveying mechanism A, a camera 25 shoots the paper and then sends the paper to a data processing end in a controller 26 for comparison, normal and smooth paper passes through normally, after the folded paper is folded, the controller 26 controls the driving motor 8 to stop working of the first conveying mechanism A, and controls a first air cylinder 9 to work, a U-shaped mounting frame 11 is driven to move downwards, the soft hair 18 is made to contact the paper, a servo motor 13 is controlled to work, a screw 12 is made to rotate, simultaneously, two groups of moving blocks 14 move outwards, and the center of the moving blocks 14 drive the soft hair 18 to move towards the first air cylinder 17 and the soft hair 18 to press the edges of the paper, and the soft hair 18 are pressed by the compression bar 17, and the soft hair 18 are prevented from being folded and the edge of the paper is pressed by the soft hair 18; when the wrinkled paper is finished, the controller 26 continues to start the first conveying mechanism A to work, the paper is sent to the next link, firstly, the paper is guided by the arc guide plate 21 to enter between the two groups of rolling rollers 20, the two groups of rolling rollers 20 further roll the paper to enable the surface of the paper to be flatter, the paper enters the conveying belt 4 on the second conveying mechanism B after the paper is finished, the two groups of second air cylinders 22 work, the second inserting rod 23 drives the arc correction plate 24 to move, the distance between the two groups of arc correction plates 24 is adjusted according to the size of the paper, and the paper is corrected by the two groups of arc correction plates 24, so that the paper does not deviate when moving, and the subsequent printing quality is affected.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. A paper feeder for a printing press, comprising: the automatic feeding device comprises a box body (1), wherein a first conveying mechanism (A) and a second conveying mechanism (B) are arranged in the box body (1), the first conveying mechanism (A) and the second conveying mechanism are identical in structure, the first conveying mechanism (A) comprises two groups of first rotating rods (2), two ends of each first rotating rod (2) rotate and penetrate through the box body (1) to be arranged outside, a roller (3) is fixedly arranged on the circumferential surface of each first rotating rod (2), conveying belts (4) are sleeved on the two groups of rollers (3), a driving wheel (5) and a driven wheel (6) are fixedly arranged at one end of one first rotating rod (2) which is close to each other in the first conveying mechanism (A) and the second conveying mechanism (B), a synchronous belt (7) is sleeved on each driving wheel (5) and each driven wheel (6), a driving motor (8) is fixedly arranged on one side of the box body (1) through a fixing frame, and the output end of each driving motor (8) is fixedly connected to one side of the driving wheel (5) through a coupling;

The utility model discloses a flexible compression bar, including box (1), box, fixed first cylinder (9) that is provided with of top one side of box (1) through the mount, the bottom activity of first cylinder (9) alternates there is first inserted bar (10), first inserted bar (10) slip runs through to inside setting of box (1), the bottom mounting of first inserted bar (10) is provided with U type mounting bracket (11), rotate between two risers of U type mounting bracket (11) and be provided with screw rod (12), one end of screw rod (12) rotates and runs through one of them riser of U type mounting bracket (11), and one side of this riser is provided with servo motor (13) through the mount fixation, the output of servo motor (13) is through the one end of shaft coupling fixed connection at screw rod (12), be the mirror image on the periphery of screw rod (12) and set up two sets of screw thread direction are opposite, and two sets of screw thread department all rotate and be provided with movable block (14), be mirror image fixed between two risers of U type mounting bracket (11) and be provided with screw rod (15), one end of screw rod (14) is provided with one side of flexible compression bar (16), bottom (16) are provided with flexible compression bar (16) and fixed one side is provided with the bottom of flexible compression bar (17).

2. A printer paper feeder according to claim 1, wherein: two groups of second rotating rods (19) are fixedly arranged between the first conveying mechanism (A) and the second conveying mechanism (B) and positioned between the inner walls of the two vertical plates of the box body (1), and grinding rollers (20) are fixedly arranged on the circumferential surfaces of the second rotating rods (19).

3. A printer paper feeder according to claim 1, wherein: an arc-shaped guide plate (21) is fixedly arranged in the box body (1) between the grinding roller (20) and the first conveying mechanism (A).

4. A printer paper feeder according to claim 1, wherein: the two vertical plates of the box body (1) are located at the positions of the second conveying mechanism (B) and are fixedly provided with second air cylinders (22) through fixing frames, second inserting rods (23) are movably inserted into the action ends of the second air cylinders (22), the second inserting rods (23) penetrate through the box body (1) in a sliding mode, and arc-shaped correction plates (24) are fixedly arranged at the other ends of the second inserting rods (23).

5. A printer paper feeder according to claim 1, wherein: the camera (25) is fixedly arranged right above the feeding port of the first conveying mechanism (A) at the inner top end of the box body (1), the controller (26) is fixedly arranged on one side of the outer part of the box body (1), and the output end of the camera (25) is electrically connected with the data processing end of the controller (26) through a wire.

6. A printer paper feeder according to claim 1, wherein: supporting legs (27) are fixedly arranged at four corners of the bottom end of the box body (1).