CN216330733U - Precise axial adjusting mechanism for printing roller of green offset press - Google Patents
Precise axial adjusting mechanism for printing roller of green offset press Download PDFInfo
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- CN216330733U CN216330733U CN202123021281.3U CN202123021281U CN216330733U CN 216330733 U CN216330733 U CN 216330733U CN 202123021281 U CN202123021281 U CN 202123021281U CN 216330733 U CN216330733 U CN 216330733U
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- adjusting rod
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Abstract
The utility model discloses an axial accurate adjusting mechanism for a printing roller of a green printing offset press, which comprises a printing roller, a printing roller shell, a printing roller supporting frame, an axial adjusting mechanism and sliders, wherein the printing roller shell is fixed on a telescopic rotating shaft of the printing roller through a bearing, the printing roller is rotatably connected with the printing roller supporting frame through the telescopic rotating shaft, the axial adjusting mechanism is connected with the printing roller shell through a plurality of sliders, the axial adjusting mechanism comprises a servo motor and an adjusting rod, an annular sliding rail and a thread are arranged on the adjusting rod, the left end part and the right end part of the adjusting rod are both connected with the printing roller supporting frame through the thread, a motor shaft of the servo motor is fixedly connected with the adjusting rod, and the servo motor is fixedly connected with the printing roller supporting frame through a horizontal supporting plate. The device of the application utilizes the angle precision of the servo motor to realize the purpose of accurately adjusting the axial direction of the printing roller.
Description
Technical Field
The utility model relates to the technical field of axial adjusting mechanisms of offset presses, in particular to an axial accurate adjusting mechanism for a printing roller of an offset press for green printing.
Background
The book and periodical printing machine needs to perform axial fine adjustment on a printing roller during overprinting, the printing roller of the existing book and periodical printing machine axial adjusting mechanism moves in an axial direction in a mode that the printing roller and an eccentric sleeve move axially along an outer sleeve, the adjusting error is difficult to control, and equipment is easy to operate and unstable.
Disclosure of Invention
In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide an axial precision adjustment mechanism for a printing plate roller of an offset green printing press.
According to the technical scheme provided by the embodiment of the application, the printing roller axial accurate adjusting mechanism of the green printing offset press comprises a printing roller, a printing roller shell, a printing roller supporting frame, an axial adjusting mechanism and a sliding block,
the printing roller shell is fixed on a telescopic rotating shaft of the printing roller through a bearing, the printing roller is connected with the printing roller supporting frame through the telescopic rotating shaft in a rotating mode, and the printing roller is fixedly connected with a rotating motor through the telescopic rotating shaft. The two ends of the printing roller are provided with the telescopic rotating shafts. The telescopic rotating shaft comprises a shaft body A and a shaft body B, a cuboid bulge is arranged on the shaft body A, the shaft body B is of a barrel structure with an end face opening, a cuboid groove corresponding to the cuboid bulge is arranged on the shaft body B, and a limiting device is arranged on the telescopic rotating shaft. The end part of the cuboid bulge is a T-shaped limiting block. The axial adjusting mechanism is connected with the printing roller shell through a plurality of sliding blocks,
the axial adjusting mechanism comprises a servo motor and an adjusting rod, wherein the adjusting rod is provided with annular slide rails and threads, the annular slide rails are uniformly distributed on the adjusting rod, the threads are arranged at the left end part and the right end part of the adjusting rod, and the circle center of the annular slide rails and the circle center of the adjusting rod are located on the same straight line.
The left end part and the right end part of the adjusting rod are both connected with the printing roller supporting frame through the threads, a motor shaft of the servo motor is fixedly connected with the adjusting rod, the servo motor is fixedly connected with the printing roller supporting frame through a horizontal supporting plate, the servo motor is connected with the horizontal supporting plate in a sliding way,
one end face of the sliding block is connected with the adjusting rod in a sliding mode through the annular sliding rail, and the other end face of the sliding block is fixedly connected with the printing roller shell.
To sum up, the beneficial effect of this application: the device of the application utilizes the angle precision of the servo motor to realize the purpose of accurately adjusting the axial direction of the printing roller.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic perspective view of an integrated device according to the present invention;
FIG. 2 is a schematic perspective view of an axial adjustment mechanism according to the present invention;
fig. 3 is an exploded view of the telescopic rotary shaft according to the present invention.
Reference numbers in the figures: a printing roller-1; 1.1 of a telescopic rotating shaft; a printing roller shell-2; a printing roller support frame-3; an axial adjusting mechanism-4; servo motor-4.1; adjusting a rod-4.2; an annular slide rail-4.2.1; thread-4.2.2; a slide block-5; a horizontal support plate-6.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the utility model. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1, the accurate adjustment mechanism of green printing offset press printing plate roller axial still includes axial adjustment mechanism 4, slider 5 including printing roller 1, printing roller shell 2 and printing roller support frame 3, printing roller shell 2 passes through the bearing to be fixed on the flexible axis of rotation 1.1 of printing roller 1, printing roller 1 passes through flexible axis of rotation 1.1 rotates to be connected printing roller support frame 3, axial adjustment mechanism 4 is through a plurality of slider 5 is connected printing roller shell 2, a terminal surface of slider 5 passes through annular slide rail 4.2.1 with adjust pole 4.2 sliding connection, another terminal surface fixed connection of slider 5 printing roller shell 2. The telescopic rotating shaft 1.1 comprises a shaft body A and a shaft body B, wherein a cuboid bulge is arranged on the shaft body A, the shaft body B is of a barrel structure with an end face open, a cuboid groove corresponding to the cuboid bulge is arranged on the shaft body B, and a limiting device is arranged on the telescopic rotating shaft 1.1.
As shown in fig. 2, the axial adjusting mechanism 4 includes a servo motor 4.1 and an adjusting rod 4.2, the adjusting rod 4.2 is provided with an annular slide rail 4.2.1 and a thread 4.2.2, the annular slide rail 4.2.1 is uniformly distributed on the adjusting rod 4.2, the thread 4.2.2 is arranged at the left end and the right end of the adjusting rod 4.2, the left end and the right end of the adjusting rod 4.2 are connected with the printing roller support frame 3 through the thread 4.2.2, a motor shaft of the servo motor 4.1 is fixedly connected with the adjusting rod 4.2, the servo motor 4.1 is fixedly connected with the printing roller support frame 3 through a horizontal support plate 6, and the servo motor 4.1 is slidably connected with the horizontal support plate 6.
When in use, the device is fixed on an offset press through the printing roller support frame 3.
When the printing roller 1 needs to be axially adjusted, the angular displacement of the servo motor 4.1 can be calculated according to the thread pitch of the thread 4.2.2 only by starting the servo motor 4.1.
When the servo motor 4.1 is started, the adjusting rod 4.2 is driven to rotate, the adjusting rod 4.2 is connected with the printing roller supporting frame 3 through the threads 4.2.2, so that the adjusting rod 4.2 and the servo motor 4.1 move leftwards (or rightwards) together, and the sliding block 5 drives the printing roller shell 2 and the printing roller 1 to move.
And the slide 5 will slide on the endless slide 4.2.1.
The foregoing description is only exemplary of the preferred embodiments of the application and is provided for the purpose of illustrating the general principles of the technology and the like. Meanwhile, the scope of the utility model according to the present application is not limited to the technical solutions in which the above-described technical features are combined in a specific manner, and also covers other technical solutions in which the above-described technical features or their equivalent are combined arbitrarily without departing from the inventive concept described above. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (6)
1. Green printing offset press printing plate roller axial accurate adjustment mechanism, including seal roller (1), seal roller shell (2) and seal roller support frame (3), characterized by: also comprises an axial adjusting mechanism (4) and a slide block (5),
the printing roller shell (2) is fixed on a telescopic rotating shaft (1.1) of the printing roller (1) through a bearing, the printing roller (1) is rotatably connected with the printing roller supporting frame (3) through the telescopic rotating shaft (1.1), the axial adjusting mechanism (4) is connected with the printing roller shell (2) through a plurality of sliding blocks (5),
the axial adjusting mechanism (4) comprises a servo motor (4.1) and an adjusting rod (4.2), the adjusting rod (4.2) is provided with annular slide rails (4.2.1) and threads (4.2.2), the annular slide rails (4.2.1) are uniformly distributed on the adjusting rod (4.2), the threads (4.2.2) are arranged at the left end part and the right end part of the adjusting rod (4.2),
the left end part and the right end part of the adjusting rod (4.2) are connected with the printing roller supporting frame (3) through the threads (4.2.2), a motor shaft of the servo motor (4.1) is fixedly connected with the adjusting rod (4.2), the servo motor (4.1) is fixedly connected with the printing roller supporting frame (3) through a horizontal supporting plate (6), the servo motor (4.1) is connected with the horizontal supporting plate (6) in a sliding way,
one end face of the sliding block (5) is in sliding connection with the adjusting rod (4.2) through the annular sliding rail (4.2.1), and the other end face of the sliding block (5) is fixedly connected with the printing roller shell (2).
2. The green offset press printing plate roller axial precision adjusting mechanism of claim 1, which is characterized in that: the telescopic rotating shaft (1.1) comprises a shaft body A and a shaft body B, wherein a cuboid bulge is arranged on the shaft body A, the shaft body B is of a barrel structure with an end face open, a cuboid groove corresponding to the cuboid bulge is arranged on the shaft body B, and a limiting device is arranged on the telescopic rotating shaft (1.1).
3. The green offset press printing plate roller axial precision adjusting mechanism of claim 1, which is characterized in that: the circle center of the annular slide rail (4.2.1) and the circle center of the adjusting rod (4.2) are positioned on the same straight line.
4. The green offset press printing plate roller axial precision adjusting mechanism of claim 1, which is characterized in that: the printing roller (1) is fixedly connected with a rotating motor through the telescopic rotating shaft (1.1).
5. The green offset press printing plate roller axial precision adjusting mechanism of claim 1, which is characterized in that: the two ends of the printing roller (1) are provided with the telescopic rotating shafts (1.1).
6. The green offset press printing plate roller axial precision adjusting mechanism of claim 2, which is characterized in that: the end part of the cuboid bulge is a T-shaped limiting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123021281.3U CN216330733U (en) | 2021-12-03 | 2021-12-03 | Precise axial adjusting mechanism for printing roller of green offset press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123021281.3U CN216330733U (en) | 2021-12-03 | 2021-12-03 | Precise axial adjusting mechanism for printing roller of green offset press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216330733U true CN216330733U (en) | 2022-04-19 |
Family
ID=81157091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123021281.3U Active CN216330733U (en) | 2021-12-03 | 2021-12-03 | Precise axial adjusting mechanism for printing roller of green offset press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216330733U (en) |
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2021
- 2021-12-03 CN CN202123021281.3U patent/CN216330733U/en active Active
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