CN216942252U

CN216942252U - Printing roller structure of printing machine

Info

Publication number: CN216942252U
Application number: CN202123376047.2U
Authority: CN
Inventors: 刘天光; 吴洁; 刘天彪; 张定兵; 李克俭
Original assignee: Shenzhen Blossom Electronic Technology Co ltd
Current assignee: Shenzhen Blossom Electronic Technology Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-07-12
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a printing roller structure of a printing machine, which comprises a roller, wherein a bidirectional screw is connected between the middle positions of the inner walls of two ends of the roller through a bearing, two ends of the outer wall of the bidirectional screw are in threaded connection with movable sleeves, the movable sleeves are arranged in an isosceles triangular prism shape, three in-out grooves which are distributed at equal intervals are formed between the outer wall and the inner wall of the circumference of the roller, clamping seats are inserted into the inner walls of the in-out grooves, the top surfaces of the clamping seats are both arranged in an arc surface structure, one sides of the clamping seats, which are close to the bidirectional screw, are both provided with transverse grooves, and movable plates are hinged between two ends of the inner wall of each transverse groove and one surface of each of the two movable sleeves. The utility model can carry out supporting type clamping treatment on the printing rubber sleeve from the inside, so that the printing rubber sleeve is convenient to disassemble and assemble when being replaced, and the position of the thread sleeve on the locking piece in the thread groove is adjusted, so that the thread sleeve is clamped at the other end of the printing rubber sleeve, and the stability of the printing rubber sleeve of the printing roller is fully maintained.

Description

Printing roller structure of printing machine

Technical Field

The utility model relates to the technical field of printing machines, in particular to a printing roller structure of a printing machine.

Background

A printer is a machine that prints text and images. Modern printing presses generally consist of mechanisms for plating, inking, stamping, feeding (including folding) and the like. 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 on the paper or other printing material (such as textile, metal plate, plastics, leather, wood plate, glass and ceramic) so as to reproduce the same printed matter as the printing plate. The utility model and development of the printing machine play an important role in the spread of human civilization and culture.

During the printing process, some residual impurities are accumulated on the rubber surface of the rubber roller, and some residues can be cleaned by water or solvent, but a small amount of impurities still remain at the bottom of the micropores on the rubber surface. The residues are accumulated in the holes for a long time, and under the action of printing pressure and heat, the surface of the rubber roller finally loses microporosity and is glazed. However, the existing printing roller of the printing machine does not have a good effect of replacing the rubber sleeve on the surface of the rubber roller, and therefore, a printing roller structure of the printing machine needs to be designed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a printing roller structure of a printing machine.

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

the utility model provides a printing roller structure of printing machine, includes the roller, be connected with two-way screw rod through the bearing between the both ends inner wall intermediate position of roller, and the equal threaded connection in outer wall both ends of two-way screw rod has the movable sleeve, and the movable sleeve sets up to isosceles triangle prism type, it has the business turn over groove that three equidistance distributes to open between the circumference outer wall of roller and the inner wall, and the inner wall in business turn over groove all pegs graft and have the grip slipper, and the top surface of grip slipper all sets up to ARC structure, and the grip slipper has all opened the cross slot near one side of two-way screw rod, and the inner wall both ends of cross slot articulate respectively with between the one side of two movable sleeves has the fly leaf, and is three the printing gum cover has been cup jointed to the outer wall of grip slipper.

Preferably, the middle position of one end of the roller is fixedly connected with a first I-shaped clamping column, and the middle position of the other end of the roller is fixedly connected with a second I-shaped clamping column.

Preferably, a through hole is formed in the middle of the inner wall of one end of the roller and the second I-shaped clamping column, a rotating shaft penetrating through the through hole is fixedly connected to one end of the bidirectional screw rod, and a rotating disc is fixedly connected to one end of the rotating shaft.

Preferably, the top surface of grip slipper all bonds and has the antislip strip that the equidistance distributes, and the antislip strip sets up to the rubber material, and the equal fixedly connected with spacing of both sides outer wall bottom of grip slipper.

Preferably, the top one end of grip slipper near second I shape card post one side all fixedly connected with shelves strip, and the roller is close to the outer wall one end of first I shape card post and is provided with the locking piece.

Preferably, the locking piece is including seting up the thread groove in roller outer wall one end, and the inner wall threaded connection of thread groove has the thread bush, and the circumference outer wall of thread bush is opened and is had equidistant groove of stirring that distributes.

Preferably, the locking piece is including seting up the arc mouth in roller circumference outer wall one end top and bottom, and the inner wall of arc mouth all pegs graft and have Z type baffle, fixedly connected with spring between the bottom of Z type baffle and the inner wall of roller.

The utility model has the beneficial effects that:

1. through setting up the business turn over groove in the roller, two-way screw rod, movable sleeve and grip slipper, cup joint the printing gum cover of printing roller on the grip slipper outer wall of roller, utilize carousel and pivot to drive two-way screw rod and rotate, adjust the position of two movable sleeves on two-way screw rod, adjust the inclination of fly leaf, make the grip slipper appear business turn over operation in business turn over inslot, can carry out the supporting formula centre gripping to the printing gum cover from inside and handle, make it easy dismounting when changing, and utilize the antislip strip on the one hand to increase the frictional force between grip slipper and the printing gum cover, increase fixed effect, on the other hand can utilize the nature of its rubber material to carry out protection to the printing gum cover and handle.

2. Through setting up the shelves strip on the grip slipper and the locking piece of roller one end, when the printing gum cover cup joints at the roller outer wall, can make the one end and the shelves strip laminating of printing gum cover to adjust the position of the thread bush on the locking piece in the thread groove, make the other end at the printing gum cover of thread bush joint, fully keep the steadiness ability of the printing gum cover of printing roller.

Drawings

Fig. 1 is an overall structural schematic diagram of a printing roller structure of a printing machine proposed in embodiment 1;

fig. 2 is a schematic view of a structure of a grip seat and a cleat of a printing roller structure of a printing machine according to embodiment 1;

FIG. 3 is a schematic diagram showing the structures of an inlet and outlet groove and a movable sleeve of a printing roller structure of a printing machine provided in embodiment 1;

FIG. 4 is a schematic diagram showing a structure of a transverse groove and a movable sleeve of a printing roller structure of a printing machine according to embodiment 1;

fig. 5 is a schematic diagram of a Z-shaped baffle and a spring of a printing roller structure of a printing machine provided by embodiment 2.

In the figure: 1. a roller; 2. printing a rubber sleeve; 3. a threaded sleeve; 4. a first I-shaped clamping column; 5. a poking groove; 6. a stop bar; 7. a second I-shaped clamping column; 8. a rotating shaft; 9. a turntable; 10. a clamping seat; 11. anti-slip strips; 12. a thread groove; 13. a slot is arranged in and out; 14. a movable sleeve; 15. a bidirectional screw; 16. a movable plate; 17. a transverse groove; 18. a limiting strip; 19. a spring; 20. z-shaped baffle plates.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the figures, which are based on the orientations and positional relationships shown in the figures, and are used for convenience in describing the patent and for simplicity in description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-4, a printing roller structure of a printing machine comprises a roller 1, a bidirectional screw 15 is connected between the middle positions of the inner walls of the two ends of the roller 1 through a bearing, a movable sleeve 14 is connected to both ends of the outer wall of the bidirectional screw 15 through threads, the movable sleeve 14 is in an isosceles triangular prism shape, three in-out grooves 13 distributed at equal intervals are formed between the outer wall of the circumference of the roller 1 and the inner wall of the roller, clamping seats 10 are inserted into the inner walls of the in-out grooves 13, the top surfaces of the clamping seats 10 are both set to be arc-shaped structures, transverse grooves 17 are formed in one sides of the clamping seats 10 close to the bidirectional screw 15, movable plates 16 are hinged between both ends of the inner walls of the transverse grooves 17 and one surfaces of the two movable sleeves 14, and printing rubber sleeves 2 are sleeved on the outer walls of the three clamping seats 10.

Furthermore, the middle position of one end of the roller 1 is connected with a first I-shaped clamping column 4 through a bolt, and the middle position of the other end of the roller 1 is connected with a second I-shaped clamping column 7 through a bolt.

Furthermore, a through hole is formed in the middle of the inner wall of one end of the roller 1 and the second I-shaped clamping column 7, a rotating shaft 8 penetrating through the through hole is welded at one end of the bidirectional screw 15, and a rotating disc 9 is welded at one end of the rotating shaft 8.

Further, the top surface of grip slipper 10 all bonds and has the antislip strip 11 that the equidistance distributes, and antislip strip 11 sets up to the rubber material, and the both sides outer wall bottom of grip slipper 10 all welds spacing 18.

Furthermore, a blocking strip 6 is welded at one end of the top of the clamping seat 10, which is close to one side of the second I-shaped clamping column 7, and a locking piece is arranged at one end of the outer wall of the roller 1, which is close to the first I-shaped clamping column 4.

Furthermore, the locking piece comprises a thread groove 12 formed in one end of the outer wall of the roller 1, the inner wall of the thread groove 12 is in threaded connection with a thread sleeve 3, and the circumferential outer wall of the thread sleeve 3 is provided with toggle grooves 5 which are distributed equidistantly.

The working principle is as follows: when in use, a user sleeves the printing rubber sleeve 2 of the printing roller on the outer wall of the clamping seat 10 of the roller 1, the rotary table 9 and the rotary shaft 8 are used for driving the two-way screw 15 to rotate, the positions of the two movable sleeves 14 on the two-way screw 15 are adjusted, the inclination angle of the movable plate 16 is adjusted, the clamping seat 10 is enabled to present in-out operation in the in-out groove 13, the printing rubber sleeve 2 can be clamped in a supporting mode from the inside, the printing rubber sleeve is convenient to disassemble and assemble when being replaced, the anti-slip strip 11 is used for increasing the friction force between the clamping seat 10 and the printing rubber sleeve 2 and increasing the fixing effect, the rubber material nature of the anti-slip strip 11 can be used for protecting the printing rubber sleeve 2, when the printing rubber sleeve 2 is sleeved on the outer wall of the roller 1, one end of the printing rubber sleeve 2 can be attached to the baffle strip 6, the position of the threaded sleeve 3 on the locking piece in the threaded groove 12 is adjusted, and the threaded sleeve 3 is clamped at the other end of the printing rubber sleeve 2, the stability of the printing rubber sleeve 2 of the printing roller is fully maintained.

Example 2

Referring to fig. 5, in a printing roller structure of a printing machine, compared with embodiment 1, in this embodiment, a locking member includes arc-shaped openings formed at the top and the bottom of one end of the circumferential outer wall of a roller 1, Z-shaped baffles 20 are inserted into inner walls of the arc-shaped openings, and springs 19 are connected between the bottoms of the Z-shaped baffles 20 and the inner wall of the roller 1 through bolts.

The working principle is as follows: during the use, the user can press the position of Z type baffle 20 when installation printing gum cover 2, can be so that printing gum cover 2 can be better get into on the roller 1, loosen Z type baffle 20 again, utilize spring 19's reset action to drive the one end card of Z type baffle 20 and paste the one end at printing gum cover 2, keep printing gum cover 2's fixity ability.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A printing roller structure of a printing machine comprises a roller (1) and is characterized in that a bidirectional screw (15) is connected between the middle positions of the inner walls of two ends of the roller (1) through a bearing, and both ends of the outer wall of the bidirectional screw (15) are in threaded connection with movable sleeves (14), the movable sleeves (14) are arranged in an isosceles triangular prism shape, three in-out grooves (13) which are distributed at equal intervals are arranged between the circumferential outer wall and the inner wall of the roller (1), and the inner walls of the inlet and outlet grooves (13) are all spliced with clamping seats (10), the top surfaces of the clamping seats (10) are all arranged to be arc-surface structures, one sides, close to the two-way screw rods (15), of the clamping seats (10) are all provided with transverse grooves (17), two ends of the inner walls of the transverse grooves (17) are respectively hinged with movable plates (16) between one sides of the two movable sleeves (14), and the outer walls of the clamping seats (10) are sleeved with printing rubber sleeves (2).

2. The printing roller structure of the printing machine according to claim 1, wherein a first I-shaped clamping column (4) is fixedly connected to the middle position of one end of the roller (1), and a second I-shaped clamping column (7) is fixedly connected to the middle position of the other end of the roller (1).

3. The printing roller structure of the printing machine according to claim 2, wherein a through hole is formed in the middle position between the inner wall of one end of the roller (1) and the second I-shaped clamping column (7), a rotating shaft (8) penetrating through the through hole is fixedly connected to one end of the bidirectional screw (15), and a rotating disc (9) is fixedly connected to one end of the rotating shaft (8).

4. The printing roller structure of the printing machine according to claim 3, wherein the top surface of the clamping seat (10) is bonded with anti-slip strips (11) distributed at equal intervals, the anti-slip strips (11) are made of rubber, and the bottom parts of the outer walls of the two sides of the clamping seat (10) are fixedly connected with limiting strips (18).

5. The printing roller structure of the printing machine according to claim 4, wherein a stop bar (6) is fixedly connected to one end of the top of the clamping seat (10) close to one side of the second I-shaped clamping column (7), and a locking piece is arranged at one end of the outer wall of the roller (1) close to the first I-shaped clamping column (4).

6. The printing roller structure of a printing machine according to claim 5, wherein the locking member comprises a thread groove (12) formed at one end of the outer wall of the roller (1), a thread sleeve (3) is connected to the inner wall of the thread groove (12) in a threaded manner, and toggle grooves (5) are formed in the circumferential outer wall of the thread sleeve (3) and distributed at equal intervals.

7. The printing roller structure of the printing machine according to claim 5, wherein the locking member comprises arc-shaped openings formed at the top and the bottom of one end of the circumferential outer wall of the roller (1), Z-shaped baffles (20) are inserted into the inner walls of the arc-shaped openings, and springs (19) are fixedly connected between the bottoms of the Z-shaped baffles (20) and the inner wall of the roller (1).