CN218753861U

CN218753861U - High-precision paper positioning mechanism for printing machine

Info

Publication number: CN218753861U
Application number: CN202223383572.1U
Authority: CN
Inventors: 黄海强
Original assignee: Guangdong Haifeng Printing Co ltd
Current assignee: Guangdong Haifeng Printing Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-03-28
Anticipated expiration: 2032-12-16

Abstract

The utility model relates to a positioning mechanism technical field, especially a printing machine is with high accurate paper positioning mechanism, which comprises a supporting column, one side fixedly connected with location platform of support column, one side fixedly connected with paper roller frame of location platform, one side of paper roller frame is rotated and is connected with the roller of form advancing, one side of location platform is provided with the positioning component. The utility model has the advantages that: open the motor through machine controller and make it drive first lead screw and second lead screw and rotate, can drive through screw transmission and remove the frame and carry out relative motion, until two intervals between removing the frame and the width of paper equal after can, after will removing the frame regulation and accomplish, insert paper guide roll with the paper, and make the paper pass between the registration roller, when carrying out the printing operation of paper, can carry out spacingly to the paper through fixing a position and rolling, can prevent that the paper from taking place the skew when carrying, not only can prevent the appearance of card paper phenomenon, and can not influence the quality of printing.

Description

High-precision paper positioning mechanism for printing machine

Technical Field

The utility model relates to a positioning mechanism technical field, especially a printing machine is with high accurate paper positioning mechanism.

Background

A printer is a machine that prints text and images. Modern printing machines are generally composed of mechanisms for plate loading, inking, stamping, paper feeding, etc. The working principle is as follows: the characters and images to be printed are made into printing plate, then it is mounted on the printing machine, then the ink is coated on the position of the characters and images on the printing plate by manual or printing machine, then it is directly or indirectly transferred to paper or other printing material, so that the same printed matter as that of the printing plate can be reproduced. The invention and development of the printing machine have important effects on the propagation of human civilization and culture, and the paper feeding device is often used for providing paper required by the printing machine when the printing machine is used.

For example, CN205471901U discloses a paper feeding structure of a printing press, which comprises a paper roller frame and a supporting paper roller, and the cooperation of the paper roller frame and the supporting paper roller can perform paper feeding operation.

When the paper feeding mechanism of the printing machine is used, the printing machine realizes the supply of paper through the rotation of the paper rollers when printing the paper, but only uses a single paper roller to supply the paper, and the paper often deviates in the process of moving into the printing machine, so that the paper jamming phenomenon of the printing machine can be caused, and the printing quality can be influenced, therefore, the high-precision paper positioning mechanism for the printing machine is required to solve the problems.

SUMMERY OF THE UTILITY MODEL

The purpose of the present invention is to solve at least one of the technical drawbacks.

Therefore, an object of the present invention is to provide a high precision paper positioning mechanism for a printing machine, so as to solve the problems mentioned in the background art and overcome the deficiencies existing in the prior art.

In order to achieve the above object, an embodiment of an aspect of the utility model provides a high accurate paper positioning mechanism is used to printing machine, the device comprises a supporting column, one side fixedly connected with location platform of support column, one side fixedly connected with paper roller frame of location platform, one side of paper roller frame is rotated and is connected with the paper feed roller, one side of location platform is provided with the locating component, the locating component includes the curb plate, one side fixedly connected with motor of curb plate, the first lead screw of output fixedly connected with of motor, one side fixedly connected with division board of first lead screw, one side fixedly connected with second lead screw of division board, the equal threaded connection in one side of first lead screw and second lead screw has the removal frame, remove one side fixedly connected with axis of rotation of frame, one side of axis of rotation is rotated and is connected with the positioning roller.

Preferably, according to any one of the above schemes, a motor controller is fixedly connected to one side of the side plate, the motor controller is electrically connected with a motor, and the axis of the motor coincides with the axis of the first screw rod. One side of the movable frame is provided with a threaded hole, the thread pitches of the first screw rod and the second screw rod are matched with the thread pitch of the threaded hole, and the thread direction of the first screw rod is opposite to the thread direction of the second screw rod. The quantity that removes the frame is two, two remove the frame symmetric distribution in one side of locating platform, remove frame and locating platform sliding connection, adopt the technological effect that above-mentioned scheme can reach to be: when the operation of form advancing needs, at first need move positioner to the input end of printing machine, install the scroll on the roller of form advancing afterwards to open the motor through the machine controller and make it drive first lead screw and second lead screw and rotate, can drive through screw transmission and remove the frame and carry out relative motion, it can to be after the interval between two removal frames equals with the width of paper, can adjust the locating component according to the width of paper, can make the locating component use the paper of different width.

Preferred by any of the above-mentioned schemes, spacing hole has been seted up to one side of removing the frame, the spacing post of one side fixedly connected with of curb plate, the diameter size of spacing post equals with the diameter size in spacing hole, and the technical effect that adopts above-mentioned scheme to reach is: the movable frame can slide relative to the limiting column when moving, and the movable frame can be limited, so that the movable frame can move more stably.

What is preferred by above-mentioned arbitrary scheme, one side fixedly connected with support of location platform, one side of support is rotated and is connected with and leads the paper roll, it is a plurality of, a plurality of to lead the quantity of paper roll evenly divide into two sets ofly, two sets of lead paper roll symmetric distribution in one side of location platform. The quantity of axis of rotation is a plurality of, a plurality of the linear array of axis of rotation is in one side of removing the frame, the diameter size of axis of rotation equals with the internal diameter size of registration roller, and the technical effect that adopts above-mentioned scheme to reach is: after the movable frame is adjusted to be completed, paper is inserted into the paper guide roller, the paper passes through the positioning rollers, when the paper is printed, the paper can be limited by positioning the paper roll, the paper can be prevented from being deviated during conveying, paper jamming can be prevented, and printing quality cannot be influenced.

Compared with the prior art, the utility model has the advantages and beneficial effects of do:

through the support column, the locating platform, the paper roll frame, the roller of form advancing, cooperation setting between locating component and the motor controller, when the operation of form advancing needs to be carried out, at first need move positioner to the input end department of printing machine, install the scroll on the roller of form advancing afterwards, and open the motor through motor controller and make it drive first lead screw and second lead screw and rotate, can drive through screw drive and remove the frame and carry out relative motion, it can to the equal back of interval and the width of paper between two removal frames, after will removing the frame regulation and accomplish, insert paper guide roll with the paper, and make the paper pass between the locating roller, when carrying out the printing operation of paper, can carry out spacingly to the paper through the location give rolling, can prevent that the paper from taking place the skew when carrying, not only can prevent the appearance of card paper phenomenon, and can not influence the quality of printing.

Drawings

Fig. 1 is a schematic view of a first viewing angle structure of an assembly of the present invention;

fig. 2 is a second perspective structural view of the assembly of the present invention;

FIG. 3 is a schematic cross-sectional view of an assembly according to the present invention;

fig. 4 is a schematic structural view of the positioning table of the present invention;

fig. 5 is a schematic structural view of the movable frame of the present invention.

In the figure: 1-supporting column, 2-positioning table, 3-paper roller frame, 4-paper feeding roller, 5-positioning member, 501-side plate, 502-motor, 503-first screw rod, 504-separation plate, 505-second screw rod, 506-moving frame, 507-rotating shaft, 508-positioning roller, 6-motor controller, 7-threaded hole, 8-limiting hole, 9-limiting column, 10-bracket and 11-paper guiding roller.

Detailed Description

The invention will be further described with reference to the drawings, but the scope of the invention is not limited to the following.

As shown in fig. 1 to 5, a high-precision paper positioning mechanism for a printing machine includes a support column 1, a positioning table 2 fixedly connected to one side of the support column 1, a paper roller frame 3 fixedly connected to one side of the positioning table 2, a paper feeding roller 4 rotatably connected to one side of the paper roller frame 3, a positioning member 5 disposed on one side of the positioning table 2, the positioning member 5 includes a side plate 501, a motor 502 fixedly connected to one side of the side plate 501, a first lead screw 503 fixedly connected to an output end of the motor 502, a partition plate 504 fixedly connected to one side of the first lead screw 503, a second lead screw 505 fixedly connected to one side of the partition plate 504, a moving frame 506 threadedly connected to one side of the first lead screw 503 and one side of the second lead screw 505, a rotating shaft 507 fixedly connected to one side of the moving frame 506, and a positioning roller 508 rotatably connected to one side of the rotating shaft 507.

As an optional technical scheme of the utility model, one side fixedly connected with machine controller 6 of curb plate 501, machine controller 6 and motor 502 electric connection, the axle center of motor 502 coincides mutually with the axle center of first lead screw 503. One side of the movable frame 506 is provided with a threaded hole 7, the thread pitches of the first lead screw 503 and the second lead screw 505 are both matched with the thread pitch of the threaded hole 7, and the thread direction of the first lead screw 503 is opposite to the thread direction of the second lead screw 505. The number of the moving frames 506 is two, the two moving frames 506 are symmetrically distributed on one side of the positioning table 2, and the moving frames 506 are connected with the positioning table 2 in a sliding manner. Spacing hole 8 has been seted up to one side of removing frame 506, one side fixedly connected with spacing post 9 of curb plate 501, the diameter size of spacing post 9 equals with the diameter size of spacing hole 8, when the operation of form advancing, at first need move the positioner to the input end department of printing machine, install the scroll on the roller 4 of form advancing afterwards, and open motor 502 through motor controller 6 and make it drive first lead screw 503 and second lead screw 505 and rotate, can drive through screw thread transmission and remove frame 506 and carry out relative motion, it can to be until the interval between two removal frames 506 equals the back with the width of paper.

As a selectable technical scheme of the utility model, one side fixedly connected with support 10 of location platform 2, one side of support 10 is rotated and is connected with and leads paper roll 11, and the quantity of leading paper roll 11 is a plurality of, and a plurality of leads paper roll 11 and evenly divide into two sets ofly, and two sets of 11 symmetric distributions of leading paper roll are in one side of location platform 2. The number of the rotating shafts 507 is several, the rotating shafts 507 are linearly arranged on one side of the moving frame 506, the diameter of the rotating shafts 507 is equal to the inner diameter of the positioning rollers 508, after the moving frame 506 is adjusted, paper is inserted into the paper guide roller 11 and passes through the positioning rollers 508, and when printing operation of the paper is performed, the paper can be limited through the positioning rollers 508.

The utility model provides a printing machine is with high accurate paper positioning mechanism which theory of operation as follows:

1): when paper feeding operation is required, the positioning device needs to be moved to the input end of the printing machine, then the paper roll is installed on the paper feeding roller 4, the motor 502 is started through the motor controller 6 to drive the first lead screw 503 and the second lead screw 505 to rotate, the movable frames 506 can be driven to move relatively through screw transmission until the distance between the two movable frames 506 is equal to the width of the paper.

2): after the movable frame 506 is adjusted, the paper is inserted into the paper guide roller 11 and is passed between the registration rollers 508, and the paper is stopped by the registration rollers 508 when the printing operation of the paper is performed.

In summary, according to the high-precision paper positioning mechanism for the printing machine, through the matching arrangement among the supporting column 1, the positioning table 2, the paper roll holder 3, the paper feed roller 4, the positioning member 5 and the motor controller 6, when paper feeding operation is required, firstly, the positioning device needs to be moved to the input end of the printing machine, then, a paper roll is installed on the paper feed roller 4, the motor 502 is started through the motor controller 6 to drive the first lead screw 503 and the second lead screw 505 to rotate, the movable frames 506 can be driven to perform relative motion through screw transmission until the distance between the two movable frames 506 is equal to the width of the paper, after the movable frames 506 are adjusted, the paper is inserted into the paper guide roller 11, and the paper passes through the positioning rollers 508, during the printing operation of the paper, the paper can be limited through the positioning roller 508, the paper can be prevented from shifting during conveying, the occurrence of paper jam can be prevented, and the printing quality cannot be affected.

Claims

1. The utility model provides a high accurate paper positioning mechanism for printing machine which characterized in that: including support column (1), one side fixedly connected with location platform (2) of support column (1), one side fixedly connected with paper roll frame (3) of location platform (2), one side of paper roll frame (3) is rotated and is connected with paper feed roller (4), one side of location platform (2) is provided with locating component (5), locating component (5) are including curb plate (501), one side fixedly connected with motor (502) of curb plate (501), the first lead screw (503) of output fixedly connected with of motor (502), one side fixedly connected with division board (504) of first lead screw (503), one side fixedly connected with second lead screw (505) of division board (504), the equal threaded connection in one side of first lead screw (503) and second lead screw (505) has removal frame (506), one side fixedly connected with axis of rotation (507) of removal frame (506), one side rotation of axis of rotation (507) is connected with positioning roller (508).

2. The high-precision paper positioning mechanism for a printing press according to claim 1, wherein: one side fixedly connected with motor controller (6) of curb plate (501), motor controller (6) and motor (502) electric connection, the axle center of motor (502) coincides mutually with the axle center of first lead screw (503).

3. The high-precision paper positioning mechanism for the printing machine according to claim 2, characterized in that: one side of the movable frame (506) is provided with a threaded hole (7), the thread pitches of the first screw rod (503) and the second screw rod (505) are matched with the thread pitch of the threaded hole (7), and the thread direction of the first screw rod (503) is opposite to that of the second screw rod (505).

4. A high precision paper positioning mechanism for a printing press as defined in claim 3, wherein: the number of the moving frames (506) is two, the two moving frames (506) are symmetrically distributed on one side of the positioning table (2), and the moving frames (506) are connected with the positioning table (2) in a sliding mode.

5. The high-precision paper positioning mechanism for a printing press according to claim 4, wherein: spacing hole (8) have been seted up to one side of removal frame (506), one side fixedly connected with spacing post (9) of curb plate (501), the diameter size of spacing post (9) equals with the diameter size of spacing hole (8).

6. The high-precision paper positioning mechanism for the printing machine according to claim 5, wherein: one side fixedly connected with support (10) of location platform (2), one side of support (10) is rotated and is connected with and leads paper roll (11), the quantity of leading paper roll (11) is a plurality of, a plurality of it evenly divide into two sets ofly, two sets of to lead paper roll (11) symmetric distribution in one side of location platform (2).

7. The high-precision paper positioning mechanism for the printing machine according to claim 6, wherein: the number of the rotating shafts (507) is a plurality, the rotating shafts (507) are linearly arrayed on one side of the moving frame (506), and the diameter of each rotating shaft (507) is equal to the inner diameter of each positioning roller (508).