CN211106327U

CN211106327U - High-resilience ink-affinity ink roller of offset press

Info

Publication number: CN211106327U
Application number: CN201921732598.8U
Authority: CN
Inventors: 乔玉环; 刘杰
Original assignee: Guangzhou Feiyue New Material Co ltd
Current assignee: Guangzhou Feiyue New Material Co ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-07-28
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses a high-resilience ink roller with good ink affinity for offset printing machine, including roller core and fixed block, the fixed block is provided with two sets ofly to one side that two fixed blocks are relative respectively with the both ends fixed connection of roller core, the utility model relates to an offset printing machine technical field. This offset press high resilience ink roller with affinity, there is the installation piece through the surperficial threaded connection of fixed block, and the inside rotation of installation piece is connected with the installation axle, the external screw thread has been seted up on the surface of fixed block, and the internal thread with external screw thread looks adaptation is seted up to the inner wall of installation piece, installation axle one end runs through the installation piece and extends to the inside of installation piece, utilize the installation piece to carry out the side-to-side motion on the surface of fixed block, the stopper that the installation axle one end was installed in the drive of installation piece slides from side to side in the inside spacing hole of fixed block, thereby change the length of installation axle, can be convenient will install the axle and dismantle from the bearing, avoid dismantling the bearing.

Description

High-resilience ink-affinity ink roller of offset press

Technical Field

The utility model relates to an offset press technical field specifically is a high hydrophilic inking roller of resilience of offset press.

Background

The offset press is a kind of offset press, when printing, the printing picture and text are firstly printed on the rubber cylinder from the printing plate, then transferred to the paper by the rubber cylinder, the offset press can be divided into single-sheet offset press and web offset press according to the different paper feeding modes, the single-color, double-color, four-color and multi-color press can be divided according to the printing color number completed by one paper feeding, the small offset press, six-opening, four-opening, split-opening and full-sheet press can be divided according to the maximum paper breadth of the printing, in addition, a double-side press which can complete two-side printing by one paper feeding can be provided.

The ink roller needs to be disassembled and cleaned after the offset press performs printing operation, but the disassembly and the assembly of the ink roller in the prior art are troublesome, the bearing is required to be communicated with the ink roller body to be disassembled, thus the bearing is easily damaged when the ink roller is cleaned, the Chinese utility model with the prior publication number of CN206733811U discloses a novel ink feeding ink roller, which comprises a metal roller core and a mounting cover, the outer wall of the metal roller core is fixedly provided with raised grains, the raised grains and the metal roller core are integrally formed, the outer ring of the raised grains is wrapped with a hard glue layer, the outer ring of the hard glue layer is wrapped with a surface glue layer, the two ends of the hard glue layer and the surface glue layer are fixedly bonded with anti-ink baffles, when the ink roller is mounted, the mounting shaft spring is contracted by pressing the ink roller to mount the bearing in the bearing sleeve without disassembling the mounting plate, but the shaft head and the two ends of the mounting roller core of the ink roller must be firmly press-fitted with, utilize the spring shrink to carry out being connected between roller core and the bearing in this scheme and cause the ink roller both ends to appear swinging when using easily, influence the normal use of ink roller.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a high resilience ink roller of ink jet printer has solved among the prior art inconvenient to the dismouting of ink roller to and the swing appears easily in the ink roller installation back both ends among the patent CN206733811U, influences the problem of ink roller normal use.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a high-resilience ink roller with ink affinity for offset press comprises a roller core and two groups of fixing blocks, and the opposite sides of the two fixed blocks are respectively fixedly connected with the two ends of the roller core, the surface of each fixed block is in threaded connection with an installation block, the mounting shaft is rotatably connected inside the mounting block, the surface of the fixing block is provided with external threads, and the inner wall of the mounting block is provided with an internal thread matched with the external thread, one end of the mounting shaft penetrates through the mounting block and extends to the inside of the mounting block, and one end of the mounting shaft positioned in the mounting block is fixedly connected with a limiting block, the inside of the fixing block is provided with a limiting hole matched with the limiting block, and the surface of the limiting block is connected with the inner wall of the limiting hole in a sliding manner, the two sides of the surface of the mounting shaft are fixedly connected with baffles, and one sides of the two baffles, which are opposite to each other, are respectively connected with the inner part of the mounting block in a rotating manner.

Preferably, one side of the baffle is fixedly connected with a rotating ring, an annular groove matched with the rotating ring is formed in the mounting block, and the surface of the rotating ring is in sliding connection with the inner wall of the annular groove.

Preferably, the mounting block is internally provided with a movable hole matched with the mounting shaft, and the surface of the mounting shaft is in sliding connection with the inner wall of the movable hole.

Preferably, a hard glue layer is bonded on the surface of the roller core, a gap bridge glue layer is bonded on the surface of the hard glue layer, and a surface glue layer is bonded on the surface of the gap bridge glue layer.

Preferably, both ends of the surface of the roller core are provided with convex patterns, and the convex patterns and the roller core are integrally formed.

Preferably, the limiting block is a regular quadrangular prism, and the limiting block and the limiting hole are in clearance fit.

Advantageous effects

The utility model provides a high resilience ink roller with ink affinity for offset press. Compared with the prior art, the method has the following beneficial effects:

(1) the high-resilience ink-affinity ink roller of the offset press is characterized in that an installation block is connected with the surface of a fixed block through threads, an installation shaft is rotatably connected inside the installation block, the surface of the fixed block is provided with external threads, the inner wall of the installation block is provided with internal threads matched with the external threads, one end of the installation shaft penetrates through the installation block and extends into the installation block, one end of the installation shaft, which is positioned inside the installation block, is fixedly connected with a limit block, the inside of the fixed block is provided with a limit hole matched with the limit block, the surface of the limit block is slidably connected with the inner wall of the limit hole, two sides of the surface of the installation shaft are fixedly connected with baffle plates, and one sides, opposite to the two baffle plates, are respectively rotatably connected with the inside of the installation block, the installation block is utilized to move left and right on the surface of the fixed block, the, thereby change the length of installation axle, can be convenient dismantle the installation axle from the bearing get off, avoid dismantling the bearing and cause the damage to the bearing, the practical function is better.

(2) This offset press high resilience ink roller with good affinity, be located the inside one end fixedly connected with stopper of installation piece through installation axle, the spacing hole with stopper looks adaptation is seted up to the inside of fixed block, and the surface of stopper and the inner wall sliding connection in spacing hole, install the equal fixedly connected with baffle in both sides of axle surface, and two relative one sides of baffle are connected with the internal rotation of installation piece respectively, the stopper is positive quadrangular prism, and adopt clearance fit between stopper and the spacing hole, such device structural design, utilize the clearance fit between stopper and the spacing hole, can avoid the ink roller to appear swinging at installation back both ends effectively, influence ink roller normal use.

Drawings

FIG. 1 is a perspective view of the ink roller structure of the present invention;

FIG. 2 is a cross-sectional view of the mounting block and fixing block structure of the present invention;

FIG. 3 is a perspective view of the roll core structure of the present invention;

fig. 4 is a perspective view of the surface adhesive layer structure of the present invention.

In the figure: 1-roller core, 2-fixed block, 3-mounting block, 4-mounting shaft, 5-convex line, 6-external thread, 7-internal thread, 8-limiting block, 9-limiting hole, 10-baffle, 11-rotating ring, 12-annular groove, 13-movable hole, 14-hard glue layer, 15-bridge glue layer and 16-surface glue layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high-resilience ink-affinity ink roller of an offset press comprises a roller core 1 and fixed blocks 2, wherein the roller core 1 is a metal roller core, the roller core 1 is a solid cylinder, a hard glue layer 14 is bonded on the surface of the roller core 1, a gap glue layer 15 is bonded on the surface of the hard glue layer 14, a surface glue layer 16 is bonded on the surface of the gap glue layer 15, the surface glue layer 16 is made of nitrile rubber, ribs 5 are arranged at two ends of the surface of the roller core 1, the ribs 5 and the roller core 1 are integrally formed, the fixed blocks 2 are provided with two groups, one sides, opposite to the two fixed blocks 2, are fixedly connected with two ends of the roller core 1 respectively, a mounting block 3 is in threaded connection with the surface of the fixed block 2, a movable hole 13 matched with a mounting shaft 4 is formed inside the mounting block 3, the surface of the mounting shaft 4 is in sliding connection with the inner wall of the movable hole 13, and an, the surface of the fixed block 2 is provided with an external thread 6, the inner wall of the installation block 3 is provided with an internal thread 7 matched with the external thread 6, one end of the installation shaft 4 penetrates through the installation block 3 and extends into the installation block 3, one end of the installation shaft 4 positioned in the installation block 3 is fixedly connected with a limiting block 8, the limiting block 8 is a regular quadrangular prism, a clearance fit is adopted between the limiting block 8 and the limiting hole 9, the inside of the fixed block 2 is provided with a limiting hole 9 matched with the limiting block 8, the surface of the limiting block 8 is in sliding connection with the inner wall of the limiting hole 9, both sides of the surface of the installation shaft 4 are fixedly connected with baffle plates 10, the two baffle plates 10 are respectively positioned at the inner side and the outer side of the installation block 3, one side of each baffle plate 10 is fixedly connected with a rotating ring 11, the inside of the installation block 3 is provided with a ring groove 12 matched, and the opposite sides of the two shutters 10 are rotatably coupled to the inside of the mounting block 3, respectively, while those not described in detail in this specification are well known to those skilled in the art.

During the use, demolish the pivot with the inside of two bearings respectively with the one end of two installation axles 4, rotate two installation pieces 3, utilize installation piece 3 to change the length that installation axle 4 is located 2 insides of fixed block, installation axle 4 is under the effect of baffle 10, the one end that is close to stopper 8 moves to one side of fixed block 2, make the length that installation axle 4 is located 2 outsides of fixed block shorten, thereby can be convenient dismantle the ink roller from the bearing, be difficult for causing the damage to the bearing, and utilize the clearance fit between stopper 8 and the spacing hole 9 can avoid the ink roller to appear swinging in both ends when using effectively, above is exactly the whole theory of use of the hydrophilic ink roller of high resilience of an offset press.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high hydrophilic inking roller that kick-backs of offset press, includes roller core (1) and fixed block (2), fixed block (2) are provided with two sets ofly to two fixed block (2) relative one side respectively with the both ends fixed connection of roller core (1), its characterized in that: the surface of the fixed block (2) is in threaded connection with an installation block (3), the installation block (3) is internally and rotatably connected with an installation shaft (4), the surface of the fixed block (2) is provided with an external thread (6), the inner wall of the mounting block (3) is provided with an internal thread (7) matched with the external thread (6), one end of the mounting shaft (4) penetrates through the mounting block (3) and extends into the mounting block (3), and one end of the mounting shaft (4) positioned in the mounting block (3) is fixedly connected with a limiting block (8), a limit hole (9) matched with the limit block (8) is arranged in the fixed block (2), the surface of the limiting block (8) is connected with the inner wall of the limiting hole (9) in a sliding way, the two sides of the surface of the mounting shaft (4) are fixedly connected with baffle plates (10), and the opposite sides of the two baffles (10) are respectively and rotatably connected with the inner part of the mounting block (3).

2. The offset printing press high resilience ink-receptive roller according to claim 1, wherein: one side fixedly connected with rotating ring (11) of baffle (10), ring channel (12) with the looks adaptation of rotating ring (11) are seted up to the inside of installation piece (3) to the surface of rotating ring (11) and the inner wall sliding connection of ring channel (12).

3. The offset printing press high resilience ink-receptive roller according to claim 1, wherein: the mounting block (3) is internally provided with a movable hole (13) matched with the mounting shaft (4), and the surface of the mounting shaft (4) is in sliding connection with the inner wall of the movable hole (13).

4. The offset printing press high resilience ink-receptive roller according to claim 1, wherein: the roller core (1) is characterized in that a hard glue layer (14) is bonded on the surface of the roller core, a gap bridge glue layer (15) is bonded on the surface of the hard glue layer (14), and a surface glue layer (16) is bonded on the surface of the gap bridge glue layer (15).

5. The offset printing press high resilience ink-receptive roller according to claim 1, wherein: both ends on the surface of the roller core (1) are provided with convex patterns (5), and the convex patterns (5) and the roller core (1) are integrally formed.

6. The offset printing press high resilience ink-receptive roller according to claim 1, wherein: the limiting block (8) is a regular quadrangular prism, and the limiting block (8) is in clearance fit with the limiting hole (9).