CN222181209U - Paper double-sided printing device - Google Patents

Abstract

The utility model discloses a paper double-sided printing device which comprises a printing machine body, wherein a support is fixedly arranged at the lower end of the printing machine body, a guide plate is fixedly arranged on one side of the support, a conveying table is fixedly arranged on one side of the guide plate, a transmission belt structure is arranged on the conveying table, a limiting frame is fixedly arranged at the lower end of the conveying table, a bidirectional screw rod is rotationally arranged in the limiting frame, one end of the bidirectional screw rod penetrates through the limiting frame and is fixedly connected with a first motor fixedly arranged on one side of the limiting frame, two movable seats are connected onto the bidirectional screw rod in a threaded manner, two ends of each movable seat respectively penetrate through the limiting frame and are fixedly connected with movable arms, one ends of each movable arm are fixedly connected with a limiting plate, four transmission rollers are rotationally arranged on the conveying table, double limiting is carried out on paper conveyed and entering the printing machine body, skew of the paper is avoided, the positions of the limiting plates and the movable plates are adjustable, the two sides of the conveyed paper can be brushed and cleaned, and meanwhile a cleaning brush is convenient to maintain and replace.

Description

Paper double-sided printing device

Technical Field

The utility model relates to the technical field of double-sided printing of paper, in particular to a double-sided printing device of paper.

Background

The paper double-sided printer is printing equipment for printing two sides of paper, and is high-efficiency and energy-saving printing equipment. The existing paper double-sided printing device is not provided with a structure for limiting paper in the use process, so that the paper is easy to skew in the conveying process, when the skewed paper enters the printer for printing, the situation such as offset and skew is easy to occur, so that the quality of subsequent printing is affected, and secondly, in the use process of the existing paper double-sided printing device, a small amount of dust or paper scraps are adhered to the surface of the paper due to the paper making process or environmental factors, and if the paper is not removed, the problems of exposed and white paper surface and unclear printing are caused.

Disclosure of utility model

(One) solving the technical problems

Aiming at the problems in the prior art, the utility model provides a paper double-sided printing device to solve the technical problem that the prior paper double-sided printing device mentioned in the background art is not provided with a structure for limiting paper in the use process, so that the paper is easy to skew in the conveying process.

(II) technical scheme

The paper double-sided printing device comprises a printing machine body, wherein a support is fixedly arranged at the lower end of the printing machine body, a guide plate is fixedly arranged on one side of the support, a conveying table is fixedly arranged on one side of the guide plate, a transmission belt structure is arranged on the conveying table, a limit frame is fixedly arranged at the lower end of the conveying table, a bidirectional screw is rotationally arranged in the limit frame, one end of the bidirectional screw is fixedly connected with a first motor fixedly arranged on one side of the limit frame in a penetrating way, two movable seats are connected on the bidirectional screw in a threaded way, two ends of each movable seat are respectively fixedly connected with movable arms in a penetrating way through the limit frame, one ends of each movable arm are fixedly connected with a limit plate, and four transmission rollers are rotationally arranged on the conveying table;

The upper end and the lower end of the conveying table are respectively fixedly provided with a support, each support is internally provided with a lifting seat in a sliding manner through a track structure, two ends of each lifting seat are respectively in sliding connection with the conveying table through a track structure, and cleaning brushes are arranged on the lifting seats.

The utility model is further characterized in that two second motors are fixedly arranged on one side of the conveying table, and the driving end of each second motor penetrates through the conveying table to be fixedly connected with the driving roller, so that the driving roller can rotate conveniently.

The utility model is further characterized in that one side of each driving roller is fixedly provided with a rotating rod, one end of the rotating rod penetrates through the conveying table and is fixedly connected with a gear, and the upper gear and the lower gear which correspond to each other are in meshed connection, so that the two driving rollers can rotate in opposite directions at the same time.

The utility model is further characterized in that a screw is rotatably arranged on one side of the lifting seat, and the screw is in threaded connection with the bracket so as to facilitate the movement of the screw.

The utility model is further characterized in that the lifting seat is provided with two limiting grooves, a limiting rod is fixedly arranged in each limiting groove, and a spring is movably sleeved outside the limiting rod, so that the cleaning brush can be conveniently installed.

The utility model is further characterized in that the limiting rod is movably provided with an L-shaped fixing block, and the cleaning brush is provided with two fixing grooves matched with the fixing blocks, so that the cleaning brush can be conveniently fixed.

The utility model is further characterized in that two moving plates are symmetrically and movably arranged at the upper end of the guide plate, so that the paper at the upper end of the guide plate can be conveniently limited.

The utility model is further characterized in that one side of each movable plate is fixedly connected with a movable frame, and one end of each movable frame is fixedly connected with the movable arm so as to facilitate the movement of the movable plate.

(III) beneficial effects

Compared with the prior art, the utility model provides a paper double-sided printing device, which comprises the following components

The beneficial effects are that:

1. through printing machine body, support, deflector, transport platform, drive belt structure, spacing frame, two-way lead screw, first motor, movable seat, movable arm and limiting plate matched with, can carry out spacingly to the paper of carrying on the platform to prevent that the phenomenon of skew from appearing easily in the conveying process, avoid the paper after the printing to appear wrong version, crooked, ensured the quality of printing, two limiting plates can be adjusted according to the width of paper simultaneously.

2. Through driving roller, support, elevating socket, cleaning brush, second motor, bull stick, gear, screw rod, spacing groove, gag lever post, spring, fixed block and fixed slot cooperation, can brush the cleanness to upper and lower two sides of carrying in-process paper to clear away the dust or the paper bits of its surface adhesion, avoid the paper surface after the printing to reveal the problem of being white, printing is unclear, and the cleaning brush is convenient for change simultaneously, has improved the work efficiency of cleaning brush maintenance.

3. Through deflector, movable plate and movable frame cooperation, can carry out spacingly to the paper after the cleanness, thereby the movable plate cooperates the paper and carries out dual spacing with the limiting plate, has ensured that the direction of the paper that gets into the printing machine is internal does not squint to the quality of the paper after having ensured printing, two movable plates can be adjusted along with the limiting plate simultaneously.

Drawings

FIG. 1 is a schematic view showing the overall structure of a double-sided printing apparatus for paper sheets in use;

FIG. 2 is a schematic view of a part of the structure of a conveying table and a connecting part thereof in a limiting plate adjusting state;

FIG. 3 is a schematic cross-sectional view of a portion of a limiting frame and a connecting member thereof in an adjusted state of a limiting plate;

FIG. 4 is a schematic view showing a sectional structure of a part of a conveying table and a connecting part thereof in a cleaning brush adjusting state;

fig. 5 is a schematic view of a partial sectional structure in a cleaning brush mounted state.

1, A printer body; 2, a support, 3, a guide plate, 4, a conveying table, 5, a driving belt structure, 6, a limit frame, 7, a bidirectional screw rod, 8, a first motor, 9, a movable seat, 10, a movable arm, 11, a limit plate, 12, a driving roller, 13, a bracket, 14, a lifting seat, 15, a cleaning brush, 16, a second motor, 17, a rotating rod, 18, a gear, 19, a screw rod, 20, a limit groove, 21, a limit rod, 22, a spring, 23, a fixed block, 24, a fixed groove, 25, a movable plate, 26 and a movable frame.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.

In the present utility model, unless otherwise indicated, the terms "upper" and "lower" are used generally in the directions shown in the drawings or in the vertical, vertical or gravitational directions, and similarly, for convenience of understanding and description, the terms "left" and "right" are used generally in the directions shown in the drawings, and the terms "inner" and "outer" are used to refer to the inner and outer sides with respect to the outline of each component itself, but the terms of orientation are not intended to limit the present utility model.

Referring to fig. 1-5, a paper double-sided printing device comprises a printing machine body 1, a support 2 is fixedly arranged at the lower end of the printing machine body 1, a guide plate 3 is fixedly arranged at one side of the support 2, a conveying table 4 is fixedly arranged at one side of the guide plate 3, a transmission belt structure 5 is arranged on the conveying table 4, a limit frame 6 is fixedly arranged at the lower end of the conveying table 4, a bidirectional screw rod 7 is rotationally arranged in the limit frame 6, one end of the bidirectional screw rod 7 passes through the limit frame 6 and is fixedly connected with a first motor 8 fixedly arranged at one side of the limit frame 6, two movable seats 9 are connected onto the bidirectional screw rod 7 in a threaded manner, two ends of each movable seat 9 respectively pass through a movable arm 10 fixedly connected with the limit frame 6, one ends of each movable arm 10 are fixedly connected with a limit plate 11, and four transmission rollers 12 are rotationally arranged on the conveying table 4;

the upper end and the lower end of the conveying table 4 are respectively fixedly provided with a bracket 13, each bracket 13 is internally and slidably connected with a lifting seat 14 through a track structure, the two ends of the lifting seat 14 are respectively and slidably connected with the conveying table 4 through the track structure, and a cleaning brush 15 is arranged on the lifting seat 14.

In this embodiment, when two-sided printing is required to be performed on paper, the first motor 8 is started, the first motor 8 drives the bidirectional screw rod 7 to rotate, two threaded areas with opposite directions are arranged on the bidirectional screw rod 7, so that two movable seats 9 simultaneously move towards adjacent directions, the movable seats 9 drive the movable arms 10 to move, the movable arms 10 drive the limiting plates 11 to move, the two limiting plates 11 adjust positions according to the width of the paper, the paper to be printed is placed on the driving belt structure 5, the driving belt structure 5 is started to convey the paper, and the two limiting plates 11 limit the paper during movement and prevent skew.

More specifically, the positions of the two limiting plates 11 are adjusted by starting the first motor 8, so that the limiting is performed when the paper is conveyed, and the skew is prevented. The paper is continuously conveyed through the two driving rollers 12 after being conveyed through the driving belt structure 5, the lifting seat 14 can drive the cleaning brushes 15 to move, the two cleaning brushes 15 are contacted with the two sides of the paper, and the two cleaning brushes 15 brush the upper side and the lower side of the paper in the paper conveying process.

Referring to fig. 1-5, as an implementation manner of brushing and cleaning paper, two second motors 16 are fixedly arranged on one side of the conveying table 4, the driving ends of the second motors 16 penetrate through the conveying table 4 and are fixedly connected with the driving rollers 12, a rotating rod 17 is fixedly arranged on one side of each driving roller 12, one end of each rotating rod 17 penetrates through the conveying table 4 and is fixedly connected with a gear 18, the upper gear 18 and the lower gear 18 are correspondingly meshed and connected, a screw 19 is rotatably arranged on one side of the lifting seat 14, the screw 19 is in threaded connection with the support 13, two limit grooves 20 are formed in the lifting seat 14, a limit rod 21 is fixedly arranged in each limit groove 20, a spring 22 is movably sleeved on the outer side of each limit rod 21, an L-shaped fixing block 23 is movably arranged on each limit rod 21, and two fixing grooves 24 matched with the fixing blocks 23 are formed in the cleaning brush 15.

Simultaneously, two second motors 16 are started, one of the driving rollers 12 is driven to rotate by the second motors 16, the driving roller 12 drives the rotating rod 17 to rotate, the rotating rod 17 drives the gear 18 to rotate, the two gears 18 simultaneously rotate in opposite directions, the gear 18 drives the rotating rod 17 and the other driving roller 12 to rotate, the upper driving roller 12 and the lower driving roller 12 rotate in opposite directions, the four driving rollers 12 convey paper, the screw 19 is rotated, the screw 19 can move in the direction of the paper while rotating, the screw 19 drives the lifting seat 14 to move along the sliding connection position with the support 13 and the conveying table 4, and the lifting seat 14 drives the cleaning brush 15 to move, so that the cleaning brush 15 contacts the paper. When the cleaning brush 15 needs to be replaced, two fixing blocks 23 are pushed in adjacent directions simultaneously, the fixing blocks 23 move along the limiting rod 21, the springs 22 are compressed, and meanwhile, the fixing blocks 23 are separated from the fixing grooves 24, so that the cleaning brush 15 can be detached, and the replaced cleaning brush 15 can be installed by using opposite operations.

Referring to fig. 1-5, as an embodiment for adjusting the position of the moving plate 25, two moving plates 25 are symmetrically and movably disposed at the upper end of the guide plate 3, a moving frame 26 is fixedly connected to one side of each moving plate 25, and one end of the moving frame 26 is fixedly connected to the moving arm 10.

Specifically, when the moving arm 10 moves, the moving arm 10 drives the moving frame 26 to move simultaneously, the moving frame 26 drives the moving plates 25 to move, the two moving plates 25 move on the upper end of the guide plate 3, and the position between the two moving plates 25 is adjusted, so that the paper on the upper end of the guide plate 3 is limited.

In summary, the whole device is in use:

When the state that needs to carry paper carries, start first motor 8, first motor 8 drives bi-directional lead screw 7 rotatory, be equipped with two opposite direction's screw thread district on the bi-directional lead screw 7 for two remove seat 9 and move towards adjacent direction simultaneously, remove seat 9 and drive and remove arm 10 and remove, remove arm 10 and drive limiting plate 11 and remove, make two limiting plates 11 carry out the regulation of position according to the width of paper, place the paper that needs printing on the drive belt structure 5, start drive belt structure 5 carries the paper, two limiting plates 11 are spacing when removing the paper, prevent to appear crookedly.

When the surface of the paper to be conveyed is required to be cleaned, two second motors 16 are started simultaneously, one of the driving rollers 12 is driven to rotate by the second motors 16, the driving roller 12 drives the rotating rod 17 to rotate, the rotating rod 17 drives the gear 18 to rotate, the two gears 18 simultaneously rotate in opposite directions, the gear 18 drives the rotating rod 17 and the other driving roller 12 to rotate, the upper driving roller 12 and the lower driving roller 12 rotate in opposite directions, the four driving rollers 12 convey the paper, the screw 19 is rotated, the screw 19 moves in the direction of the paper while rotating, the screw 19 drives the lifting seat 14 to move along the sliding connection position with the support 13 and the conveying table 4, the lifting seat 14 drives the cleaning brush 15 to move, the cleaning brush 15 is contacted with the paper, and in the paper conveying process, the two cleaning brushes 15 brush the upper surface and the lower surface of the paper. When the cleaning brush 15 needs to be replaced, two fixing blocks 23 are pushed in adjacent directions simultaneously, the fixing blocks 23 move along the limiting rod 21, the springs 22 are compressed, and meanwhile, the fixing blocks 23 are separated from the fixing grooves 24, so that the cleaning brush 15 can be detached, and the replaced cleaning brush 15 can be installed by using opposite operations.

When the cleaned paper is continuously conveyed, the movable arm 10 drives the movable frame 26 to move simultaneously when the movable arm 10 moves, the movable frame 26 drives the movable plates 25 to move, the two movable plates 25 move at the upper ends of the guide plates 3, and the position between the two movable plates 25 is adjusted, so that the paper at the upper ends of the guide plates 3 is limited. The cleaned paper is transported to the guide plate 3, and is moved to the printer body 1 along the guide plate 3 for double-sided printing under the limit of the two moving plates 25, and the principle of double-sided printing of the printer body 1 is the prior art, which is not described herein.

In all the above mentioned solutions, in which the connection between two components can be chosen according to the actual situation, a welded, bolt-and-nut-fitted connection, a bolt-or-screw connection or other known connection means, which are not described in detail herein, where reference is made to a written fixed connection, the preferred consideration is welding, although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that numerous variations, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims (8)

1. The paper double-sided printing device comprises a printing machine body (1), wherein a support (2) is fixedly arranged at the lower end of the printing machine body (1), a guide plate (3) is fixedly arranged at one side of the support (2), a conveying table (4) is fixedly arranged at one side of the guide plate (3), a transmission belt structure (5) is arranged on the conveying table (4), a limit frame (6) is fixedly arranged at the lower end of the conveying table (4), a bidirectional screw (7) is rotationally arranged at the limit frame (6), a first motor (8) fixedly arranged at one side of the limit frame (6) is fixedly connected at one end of the bidirectional screw (7) through the limit frame (6), two movable seats (9) are connected on one thread, two ends of each movable seat (9) respectively penetrate through the limit frame (6) and are fixedly connected with movable arms (10), one ends of each movable arm (10) are fixedly connected with a limit plate (11), and four transmission rollers (12) are rotationally arranged on the conveying table (4);

The cleaning brush is characterized in that brackets (13) are fixedly arranged at the upper end and the lower end of the conveying table (4) respectively, lifting seats (14) are slidably connected in each bracket (13) through a track structure, the two ends of each lifting seat (14) are slidably connected with the conveying table (4) through the track structure respectively, and cleaning brushes (15) are arranged on the lifting seats (14).

2. A double-sided printing device for paper according to claim 1, wherein two second motors (16) are fixedly arranged on one side of the conveying table (4), and the driving end of each second motor (16) penetrates through the conveying table (4) to be fixedly connected with the driving roller (12).

3. A double-sided printing device for paper according to claim 2, wherein a rotating rod (17) is fixedly arranged on one side of each driving roller (12), one end of the rotating rod (17) penetrates through the conveying table (4) and is fixedly connected with a gear (18), and the upper gear (18) and the lower gear (18) which correspond to each other are in meshed connection.

4. A double-sided printing device for paper according to claim 3, wherein a screw (19) is rotatably provided on one side of the lifting base (14), and the screw (19) is in threaded connection with the bracket (13).

5. The double-sided printing device for paper according to claim 4, wherein the lifting seat (14) is provided with two limiting grooves (20), each limiting groove (20) is internally and fixedly provided with a limiting rod (21), and a spring (22) is movably sleeved outside the limiting rod (21).

6. A double-sided printing device for paper according to claim 5, wherein the limiting rod (21) is movably provided with an L-shaped fixing block (23), and the cleaning brush (15) is provided with two fixing grooves (24) matched with the fixing block (23).

7. A double-sided printing device for paper according to any one of claims 1 or 2, characterized in that the upper end of the guide plate (3) is provided with two moving plates (25) symmetrically movable.

8. A double-sided printing device for paper according to claim 7, wherein a movable frame (26) is fixedly connected to one side of each movable plate (25), and one end of the movable frame (26) is fixedly connected to the movable arm (10).