CN212124492U

CN212124492U - Printing roller

Info

Publication number: CN212124492U
Application number: CN202020274594.6U
Authority: CN
Inventors: 刘娅钦
Original assignee: Zhejiang Guangyu Aiduo Printing Co Ltd
Current assignee: Zhejiang Guangyu Aiduo Printing Co Ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-12-11
Anticipated expiration: 2030-03-09

Abstract

The utility model discloses a printing roller, which comprises a rotating shaft, the equal rigid coupling in both ends of pivot has the dog, the off-left position rigid coupling of the right side dog of pivot has first commentaries on classics piece, the commentaries on classics piece left side of pivot is passed through the bearing and is linked to each other with the control mechanism activity, first connecting sleeve passes through the bearing and links to each other with the pivot activity, the sheathed tube outer wall cup joints with the left end of first commentaries on classics piece. The printing roller realizes normal printing operation of the printing roller through the cooperation of the third rotating block, the printing roller and the fourth gear; through first adapter sleeve, first gear, second adapter sleeve, second commentaries on classics piece, sleeve pipe, retaining ring, threaded rod, second gear, cover shell, link and telescopic cooperation, realized sheathed tube position control to realize the purpose of printing roller axial adjustment, axial position that can the quick adjustment printing roller compares in prior art, the utility model discloses speed when adjusting axial position is faster, can effectively practice thrift adjust time.

Description

Printing roller

Technical Field

The utility model relates to a printing roller technical field specifically is a printing roller.

Background

The cylinder (roller) of the printing machine is a core component of the printing machine, the surface smoothness and the geometric accuracy of the cylinder (roller) have important influence on the quality of a printed product, and particularly when the cylinder (roller) is used for printing a fine printed product, the overall effect of the printed product can be reduced by slight errors, so that two sides of the printed product are weakened or distorted. For example, patent No. CN201720841624.5 includes a cylindrical barrel, a fixed column and an inner rotating shaft, the barrel, the fixed column and the inner rotating shaft are coaxially disposed, the printing plate is disposed on the barrel, the inner surface of the barrel is provided with a first internal thread, and the inner rotating shaft is provided with a protruding portion integrally connected along a radial direction thereof. The utility model discloses a printing roller, though can adjust the position of printing roller, nevertheless it is comparatively loaded down with trivial details when adjusting, influences production efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a printing roller to the patent that the patent number that proposes in solving above-mentioned background is CN201720841624.5 is comparatively loaded down with trivial details when carrying out the position control of printing roller, influences production efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a printing roller comprises a rotating shaft, wherein two ends of the rotating shaft are fixedly connected with a stop block, a first rotating block is fixedly connected to the left position of the stop block on the right side of the rotating shaft, and the left side of the rotating block of the rotating shaft is movably connected with a control mechanism through a bearing;

the control mechanism comprises a first connecting sleeve, a first gear, a second connecting sleeve, a second rotating block and a sleeve;

the right side of the first connecting sleeve is fixedly connected with the first gear, the right side of the first gear is fixedly connected with the second connecting sleeve, the right end of the second connecting sleeve is fixedly connected with the second rotating block, the right end of the second rotating block is fixedly connected with the sleeve, the first connecting sleeve is movably connected with the rotating shaft through a bearing, and the outer wall of the sleeve is sleeved with the left end of the first rotating block. The control of the axial movement of the printing roller is realized.

Preferably, the rotating shaft is coaxial with the adjusting mechanism;

the adjusting mechanism comprises a check ring, a threaded rod and a second gear;

the two check rings are movably connected with the second connecting sleeve and the rotating shaft through bearings respectively, two threaded rods are arranged between the check rings, two ends of each threaded rod are movably connected with the check rings through bearings, the right end of each threaded rod is fixedly connected with the second gear, and the second gear is meshed with the first gear. The axial position of the printing roller can be adjusted.

Preferably, the rotating shaft is in sliding sleeve connection with the printing roller support;

the printing roller support comprises a shell, a connecting frame and a sleeve;

the upper and lower both ends of cover shell all the rigid coupling have the link, link and telescopic inner wall looks rigid coupling, the sleeve cup joints with two cover shell slip. And the printing machine is matched with the adjusting mechanism to work to realize normal printing operation.

Preferably, two ends of the rotating shaft are sleeved with the hobbing through the stop blocks;

the gear hobbing comprises a third rotating block and a fourth gear;

the outer wall of the third rotating block is fixedly connected with the two fourth gears, and the third rotating block is sleeved with the rotating shaft and the stop block. And realizing normal printing operation.

Preferably, the outer wall of the sleeve is sleeved with a printing roller, and the printing roller is fixedly connected with the sleeve through a bolt. The control of the control mechanism is facilitated.

Preferably, the outer wall of the sleeve and the outer wall of the printing roller have the same surface roughness. The sleeve can perform a printing operation in the same manner as the printing cylinder.

Preferably, the first rotating block and the second rotating block are both hexagonal prisms similar to nuts.

Preferably, the clearance between the retainer ring and the sleeve is 0.25 mm-0.5 mm.

Compared with the prior art, the beneficial effects of the utility model are that: this printing roller can the axial position of quick adjustment printing roller, compares in prior art, the utility model discloses speed when adjusting axial position is faster, can effectively practice thrift adjust time, specifically as follows:

normal printing operation of the printing roller is realized through the cooperation of the third rotating block, the printing roller and the fourth gear;

through the cooperation of the first connecting sleeve, the first gear, the second connecting sleeve, the second rotating block, the sleeve, the check ring, the threaded rod, the second gear, the casing, the connecting frame and the sleeve, the position adjustment of the sleeve is realized, and the purpose of axial adjustment of the printing roller is realized.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a second rotary block and a second connecting sleeve of FIG. 1;

FIG. 3 is a schematic structural view of the control mechanism of FIG. 2;

fig. 4 is a schematic view of the hobbing structure of fig. 1.

In the figure: 1. the printing device comprises a rotating shaft, 2, a first rotating block, 3, a stop block, 4, a control mechanism, 401, a first connecting sleeve, 402, a first gear, 403, a second connecting sleeve, 404, a second rotating block, 405, a sleeve, 5, an adjusting mechanism, 501, a retainer ring, 502, a threaded rod, 503, a second gear, 6, a printing roller support, 601, a sleeve shell, 602, a connecting frame, 603, a sleeve, 7, hobbing teeth, 701, a third rotating block, 702, a fourth gear, 8 and a printing roller.

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 printing roller comprises a rotating shaft 1, wherein two ends of the rotating shaft 1 are fixedly connected with a stop block 3, a first rotating block 2 is fixedly connected to the left position of the right stop block 3 of the rotating shaft 1, and the left side of the rotating block 2 of the rotating shaft 1 is movably connected with a control mechanism 4 through a bearing; the control mechanism 4 comprises a first connecting sleeve 401, a first gear 402, a second connecting sleeve 403, a second rotating block 404 and a sleeve 405; the right side of the first connecting sleeve 401 is fixedly connected with the first gear 402, the right side of the first gear 402 is fixedly connected with the second connecting sleeve 403, the right end of the second connecting sleeve 403 is fixedly connected with the second rotating block 404, the right end of the second rotating block 404 is fixedly connected with the sleeve 405, the first connecting sleeve 401 is movably connected with the rotating shaft 1 through a bearing, and the outer wall of the sleeve 405 is sleeved with the left end of the first rotating block 2. The rotation of the second rotating block 404 is controlled, so that the second connecting sleeve 403 and the first gear 402 are pulled to rotate.

The rotating shaft 1 is coaxial with the adjusting mechanism 5; the adjusting mechanism 5 comprises a retaining ring 501, a threaded rod 502 and a second gear 503; the two retainer rings 501 are movably connected with the second connecting sleeve 403 and the rotating shaft 1 through bearings respectively, two threaded rods 502 are arranged between the two retainer rings 501, two ends of the two threaded rods 502 are movably connected with the retainer rings 501 through bearings, the right ends of the threaded rods 502 are fixedly connected with second gears 503, and the two second gears 503 are meshed with the first gear 402. The rotating shaft 1 is sleeved with the printing roller support 6 in a sliding manner; the printing roller support 6 comprises a sleeve 601, a connecting frame 602 and a sleeve 603; the upper and lower both ends of cover shell 601 all are rigid coupling has link 602, and link 602 and the inner wall looks rigid coupling of sleeve 603, and sleeve 603 and two cover shells 601 slip and cup joint. When the first gear 402 rotates, the second gear 503 can be driven to rotate, so as to drive the threaded rod 502 to rotate.

Two ends of the rotating shaft 1 are sleeved with the hobbing 7 through the stop block 3; the hobbing 7 comprises a third rotating block 701 and a fourth gear 702; the outer wall of the third rotating block 701 is fixedly connected with the two fourth gears 702, and the third rotating block 701 is sleeved with the rotating shaft 1 and the stop block 3. The outer wall of sleeve 603 is covered with printing roller 8, and printing roller 8 is fixedly connected with sleeve 603 through bolts. The outer wall of the sleeve 603 and the outer wall of the printing cylinder 8 have the same surface roughness. The first rotor 2 and the second rotor 404 are each a hexagonal prism similar to a nut. The clearance between the retainer ring 501 and the sleeve 603 is 0.25 mm-0.5 mm.

When the printing roller 8 needs to be axially adjusted, a wrench is fixed with the first rotating block 2, another wrench is pulled to be fixed with the second rotating block 404, the second wrench is rotated, the second rotating block 404 is rotated, the second connecting sleeve 403 is driven to rotate, the first gear 402 is driven to rotate, the second gear 503 is driven to rotate, the threaded rod 502 is driven to rotate, the connecting frame 602 is driven to pull the sleeve case 601 to slide along the rotating shaft 1 under the effect of the threads of the threaded rod 502, the sleeve 603 is driven to axially move, the printing roller 8 moves under the traction of the sleeve 603, the axis adjustment of the printing roller 8 is realized, when the printing roller 8 needs to be replaced, the bolt is disassembled, and the printing roller 8 can be replaced.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. A printing roller characterized by: the device comprises a rotating shaft (1), wherein two ends of the rotating shaft (1) are fixedly connected with a stop block (3), a first rotating block (2) is fixedly connected to the left position of the right stop block (3) of the rotating shaft (1), and the left side of the rotating block (2) of the rotating shaft (1) is movably connected with a control mechanism (4) through a bearing;

the control mechanism (4) comprises a first connecting sleeve (401), a first gear (402), a second connecting sleeve (403), a second rotating block (404) and a sleeve (405);

the right side and the looks rigid coupling of first gear (402) of first adapter sleeve (401), the right side and the second adapter sleeve (403) looks rigid coupling of first gear (402), the right-hand member and the second of second adapter sleeve (403) turn piece (404) looks rigid coupling, the right-hand member and sleeve pipe (405) looks rigid coupling of second turn piece (404), first adapter sleeve (401) link to each other with pivot (1) activity through the bearing, the outer wall and the left end of first turn piece (2) of sleeve pipe (405) cup joint.

2. A printing cylinder according to claim 1, characterized in that: the rotating shaft (1) is coaxial with the adjusting mechanism (5);

the adjusting mechanism (5) comprises a retainer ring (501), a threaded rod (502) and a second gear (503);

two retaining ring (501) pass through the bearing respectively with second adapter sleeve (403) and pivot (1) activity link to each other, two be equipped with two threaded rods (502) between retaining ring (501), two the both ends of threaded rod (502) all link to each other with retaining ring (501) activity through the bearing, the right-hand member and second gear (503) looks rigid coupling of threaded rod (502), two second gear (503) all meshes with first gear (402) mutually.

3. A printing cylinder according to claim 1, characterized in that: the rotating shaft (1) is in sliding sleeve joint with the printing roller support (6);

the printing roller support (6) comprises a sleeve shell (601), a connecting frame (602) and a sleeve (603);

the upper and lower both ends of cover shell (601) all the rigid coupling have link (602), link (602) and the inner wall looks rigid coupling of sleeve (603), sleeve (603) and two cover shells (601) slip and cup joint.

4. A printing cylinder according to claim 1, characterized in that: two ends of the rotating shaft (1) are sleeved with the hobbing (7) through the stop block (3);

the gear hobbing (7) comprises a third rotating block (701) and a fourth gear (702);

the outer wall of the third rotating block (701) is fixedly connected with the two fourth gears (702), and the third rotating block (701) is sleeved with the rotating shaft (1) and the stop block (3).

5. A printing cylinder according to claim 3, characterized in that: the outer wall of sleeve (603) overlaps there is printing roller (8), printing roller (8) pass through bolt and sleeve (603) looks rigid coupling.

6. A printing cylinder according to claim 3, characterized in that: the surface roughness of the outer wall of the sleeve (603) is the same as that of the outer wall of the printing roller (8).

7. A printing cylinder according to claim 1, characterized in that: the first rotating block (2) and the second rotating block (404) are both hexagonal prisms similar to nuts.

8. A printing cylinder according to claim 2, characterized in that: the clearance between the retainer ring (501) and the sleeve (603) is 0.25-0.5 mm.