CN217729963U - Printer is from pressing and is pressed switching mechanism - Google Patents
Printer is from pressing and is pressed switching mechanism Download PDFInfo
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- CN217729963U CN217729963U CN202221853685.0U CN202221853685U CN217729963U CN 217729963 U CN217729963 U CN 217729963U CN 202221853685 U CN202221853685 U CN 202221853685U CN 217729963 U CN217729963 U CN 217729963U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- 238000000926 separation method Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 125000003003 spiro group Chemical group 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
The utility model relates to a press-off and press-on switching mechanism of a printing machine, which comprises a printing machine, wherein an upper printing roller eccentric sleeve hole is arranged in the printing machine, one end of the upper printing roller eccentric sleeve is nested in the upper printing roller eccentric sleeve hole, and the outer circle center of the upper printing roller eccentric sleeve is taken as a rotation center and is rotatably installed in the printing machine; the other end of the upper printing roller eccentric sleeve is provided with an upper printing roller clutch arm, and the upper printing roller clutch arm is hinged with one end of a first connecting rod; an upper printing roller mounting hole is formed in the upper printing roller eccentric sleeve, an upper printing roller is rotatably mounted in the upper printing roller mounting hole, and the upper printing roller mounting hole and the upper printing roller eccentric sleeve hole are of an eccentric structure; a lower rubber roller eccentric sleeve hole is arranged in the printing machine. The utility model has simple structure and small occupied space; the transmission column connection avoids the clearance caused by the processing of the internal spline and the external spline, thereby ensuring the accuracy of overprinting; the printing efficiency and the printing quality are high, the rejection rate is low, and the implementation cost is lower.
Description
Technical Field
The utility model belongs to the technical field of printing machine, a printing machine is from pressfitting switching mechanism that closes is related to.
Background
When the printing machine works, the four rollers need to be switched between separation and pressing. Because the sector gear has errors in processing, the clearance is difficult to completely eliminate, so that the machine is easy to vibrate in the printing process, and an impact bar is aggravated, thereby affecting the printing quality.
Disclosure of Invention
An object of the utility model is to provide a printing machine is from pressfitting pressure switching mechanism can solve and produce the vibration easily at the printing in-process, has aggravated the impact thick stick to influence the problem of printing quality.
According to the utility model provides a technical scheme: a separation-pressing-in switching mechanism of a printing machine comprises the printing machine, wherein an upper printing roller eccentric sleeve hole is formed in the printing machine, one end of the upper printing roller eccentric sleeve is nested in the upper printing roller eccentric sleeve hole, and the upper printing roller eccentric sleeve is rotatably installed in the printing machine by taking the circle center of the periphery of the upper printing roller eccentric sleeve as a rotation center; the other end of the upper printing roller eccentric sleeve is provided with an upper printing roller clutch arm, and the upper printing roller clutch arm is hinged with one end of a first connecting rod; an upper printing roller mounting hole is formed in the upper printing roller eccentric sleeve, an upper printing roller is rotatably mounted in the upper printing roller mounting hole, and the upper printing roller mounting hole and the upper printing roller eccentric sleeve hole are of an eccentric structure; a lower rubber roller eccentric sleeve hole is arranged in the printing machine, one end of the lower rubber roller eccentric sleeve is nested in the lower rubber roller eccentric sleeve hole, and the outer circumference circle center of the lower rubber roller eccentric sleeve is taken as a rotation center and is rotatably arranged in the printing machine; the other end of the lower rubber roller eccentric sleeve is provided with a driving clutch arm and a two-position clutch arm, the two-position clutch arm is hinged to the other end of the first connecting rod and one end of the second connecting rod, the driving clutch arm is hinged to one end of the driving connecting rod, and the other end of the driving connecting rod is hinged to the switching swing arm; a lower rubber roller mounting hole is formed in the lower rubber roller eccentric sleeve, a lower rubber roller is rotatably mounted in the lower rubber roller mounting hole, and the lower rubber roller mounting hole and the lower rubber roller eccentric sleeve hole are of an eccentric structure; a lower printing roller eccentric sleeve hole is formed in the printing machine, one end of the lower printing roller eccentric sleeve is nested in the lower printing roller eccentric sleeve hole, and the outer circumference circle center of the lower printing roller eccentric sleeve is taken as a rotation center and is rotatably installed in the printing machine; the other end of the lower printing roller eccentric sleeve is provided with a lower printing roller clutch arm, and the lower printing roller clutch arm is hinged with the other end of the second connecting rod; a lower printing roller mounting hole is formed in the lower printing roller eccentric sleeve, a lower printing roller is rotatably mounted in the lower printing roller mounting hole, and the lower printing roller mounting hole and the lower printing roller eccentric sleeve hole are of eccentric structures; an upper rubber roller is rotatably arranged in the printing machine, and an upper printing roller, an upper rubber roller, a lower rubber roller and a lower printing roller are sequentially arranged.
As the utility model discloses a further improvement, go up the version roller locating piece of installing on the eccentric cover of version roller, install version roller stopper in the printing machine, go up the spacing adjusting bolt of version roller in the spiro union in the version roller stopper, go up the spacing adjusting bolt of version roller and be located version roller locating piece one side.
As the utility model discloses a further improvement, rubber roll stopper under the installation in the printing machine, the spacing adjusting bolt of rubber roll under the spiro union in the lower rubber roll stopper, the spacing adjusting bolt of lower rubber roll is located dibit separation and reunion arm one side.
As the utility model discloses a further improvement, lower version roller eccentric sheathe in installs down version roller locating piece, installation down version roller stopper in the printing machine, lower version roller spacing adjusting bolt of version roller under the spiro union in the stopper, lower version roller spacing adjusting bolt is located down version roller locating piece reverse time needle position.
As the utility model discloses a further improvement, the swing arm stopper is switched in the installation among the printing machine, and the spiro union switches the spacing bolt of swing arm in switching the swing arm stopper, switches the spacing bolt of swing arm and is located version roller locating piece one side down.
As a further improvement, the clutch arm of the upper plate roller is arranged on the eccentric sleeve of the upper plate roller through a screw and a pin shaft.
As a further improvement, the switching swing arm is connected with the clutch switching rotating shaft through a key slot.
The positive progress effect of this application lies in:
the utility model has simple structure and small occupied space; the transmission column connection avoids the gap caused by the processing of the internal spline and the external spline, thereby ensuring the accuracy of overprinting; the printing efficiency and the printing quality are high, the rejection rate is low, and the implementation cost is lower.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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 efforts shall belong to the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances for purposes of describing the embodiments of the invention herein. Furthermore, "including" and "having," and like terms, mean that "including" and "having," in addition to those already recited in "including" and "having," other content not already recited in the list; for example, a process, method, system, article, or apparatus that may comprise a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not explicitly listed or inherent to such process, method, article, or apparatus.
In the following description of the embodiment, the coordinates refer to fig. 1, where the direction from the inside of the vertical paper in fig. 1 is taken as the front, the direction from the outside of the vertical paper in fig. 1 is taken as the rear, the left-right direction in fig. 1 is taken as the left-right direction, and the up-down direction in fig. 1 is taken as the up-down direction.
As shown in fig. 1, the utility model relates to a printing machine is from pressfitting and is pressed switching mechanism, including the printing machine, set up version roller eccentric trepanning in the printing machine, go up the eccentric cover of version roller 2 one end nestification in last version roller eccentric trepanning to its periphery centre of a circle is centre of gyration, rotates and installs in the printing machine. And the other end of the upper printing roller eccentric sleeve 2 is provided with an upper printing roller clutch arm 9, and the upper printing roller clutch arm 9 is hinged with one end of a first connecting rod 11. An upper printing roller mounting hole is formed in the upper printing roller eccentric sleeve 2, an upper printing roller 1 is rotatably mounted in the upper printing roller mounting hole, and the upper printing roller mounting hole and the upper printing roller eccentric sleeve hole are of an eccentric structure.
A lower rubber roller eccentric sleeve hole is arranged in the printing machine, one end of a lower rubber roller eccentric sleeve 19 is nested in the lower rubber roller eccentric sleeve hole, and the lower rubber roller eccentric sleeve is rotatably arranged in the printing machine by taking the center of the periphery of the lower rubber roller eccentric sleeve as a rotation center. The other end of the lower rubber roller eccentric sleeve 19 is provided with a driving clutch arm 32 and a double-position clutch arm 18, the double-position clutch arm 18 is hinged with the other end of the first connecting rod 11 and one end of the second connecting rod 20, the driving clutch arm 32 is hinged with one end of a driving connecting rod 29, and the other end of the driving connecting rod 29 is hinged with a switching swing arm 28. A lower rubber roller mounting hole is formed in the lower rubber roller eccentric sleeve 19, a lower rubber roller 17 is rotatably mounted in the lower rubber roller mounting hole, and the lower rubber roller mounting hole and the lower rubber roller eccentric sleeve hole are of eccentric structures.
A lower printing roller eccentric sleeve hole is formed in the printing machine, one end of a lower printing roller eccentric sleeve 24 is nested in the lower printing roller eccentric sleeve hole, and the lower printing roller eccentric sleeve is rotatably installed in the printing machine by taking the center of the periphery of the lower printing roller eccentric sleeve as a rotation center. And the other end of the lower printing roller eccentric sleeve 24 is provided with a lower printing roller clutch arm 23, and the lower printing roller clutch arm 23 is hinged with the other end of the first connecting rod 11. And a lower printing roller mounting hole is formed in the lower printing roller eccentric sleeve 24, a lower printing roller 25 is rotatably mounted in the lower printing roller mounting hole, and the lower printing roller mounting hole and the lower printing roller eccentric sleeve hole are in an eccentric structure.
An upper rubber roller 12 is rotatably installed in the printing machine, and an upper plate roller 1, the upper rubber roller 12, a lower rubber roller 17 and a lower plate roller 25 are sequentially arranged.
In order to prevent the upper plate roller eccentric sleeve 2 and the upper plate roller 1 from rotating excessively, an upper plate roller positioning block 5 is installed on the upper plate roller eccentric sleeve, an upper plate roller limiting block 7 is installed in the printing machine, an upper plate roller limiting adjusting bolt 8 is screwed in the upper plate roller limiting block 7, and the upper plate roller limiting adjusting bolt 8 is located at the reverse needle position of the upper plate roller positioning block 5.
In order to prevent the lower rubber roller eccentric sleeve 19 and the lower rubber roller 17 from rotating excessively, a lower rubber roller limiting block 13 is installed in the printing machine, a lower rubber roller limiting adjusting bolt 14 is screwed in the lower rubber roller limiting block 13, and the lower rubber roller limiting adjusting bolt 14 is located at the reverse-time needle position of a two-position clutch arm 18.
In order to prevent the lower plate roller eccentric sleeve 24 and the lower plate roller 25 from rotating excessively, the lower plate roller positioning block 33 is installed on the lower plate roller eccentric sleeve 24, the lower plate roller limiting block 35 is installed in the printing machine, the lower plate roller limiting adjusting bolt 36 is screwed in the lower plate roller limiting block 35, and the lower plate roller limiting adjusting bolt 36 is located at the reverse needle position of the lower plate roller positioning block 33.
In order to prevent the switching swing arm 28 from rotating excessively, a switching swing arm limiting block 26 is installed in the printing machine, a switching swing arm limiting bolt 27 is screwed in the switching swing arm limiting block 26, and the switching swing arm limiting bolt 27 is located at the clockwise needle position of the lower plate roller positioning block 33.
The upper plate roller clutch arm 9 is arranged on the upper plate roller eccentric sleeve 2 through a screw and a pin shaft.
A clutch shaft mounting hole 28-1 is formed in the switching swing arm 28, and the clutch shaft mounting hole 28-1 is connected with the clutch switching rotating shaft through a key groove.
As shown in fig. 1, the mechanism is in a closed state, and the gap between the upper plate roll 1, the upper rubber roll 12, the lower rubber roll 17, and the lower plate roll 25 is small. When the clutch switching rotating shaft needs to be switched to a pressure-disengaging state, the clutch switching rotating shaft rotates anticlockwise, the lower rubber roller eccentric sleeve 19 is driven to rotate clockwise by the driving connecting rod 29, and the lower rubber roller eccentric sleeve 19 drives the upper plate roller eccentric sleeve 2 and the lower plate roller eccentric sleeve 24 to rotate clockwise respectively by the two-position clutch arm 18, the first connecting rod 11 and the second connecting rod 20. The gap between the upper plate roller 1, the upper rubber roller 12, the lower rubber roller 17 and the lower plate roller 25 is increased, and the state is switched to a pressure-release state.
The utility model relates to a printing machine is from pressfitting switching mechanism, it includes parts such as four rollers, connecting rod, eccentric cover and constitutes. The gap between the four rollers can be adjusted by adjusting the eccentric sleeve through the connecting rod. The existing machine adjusts an eccentric sleeve through a sector gear so as to adjust the clearance between four rollers. The device replaces a sector gear with a connecting rod, eliminates a gap, and has the advantages that the force applied to the roller is the minimum when the roller rotates and the roller can be always stabilized in a working state; the roller has accurate and stable clutch and minimum impact, and lightens the impact bar, thereby improving the quality of printed products. The utility model discloses rational in infrastructure, printing efficiency and printing quality are high, and the rejection rate is low.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (7)
1. The on-off pressing and on-pressing switching mechanism of the printing machine is characterized by comprising the printing machine, wherein an upper printing roller eccentric sleeve hole is formed in the printing machine, one end of an upper printing roller eccentric sleeve (2) is nested in the upper printing roller eccentric sleeve hole, and the outer circumference circle center of the upper printing roller eccentric sleeve is taken as a rotation center and is rotatably installed in the printing machine; an upper printing roller clutch arm (9) is installed at the other end of the upper printing roller eccentric sleeve (2), and the upper printing roller clutch arm (9) is hinged to one end of a first connecting rod (11); an upper printing roller mounting hole is formed in the upper printing roller eccentric sleeve (2), an upper printing roller (1) is rotatably mounted in the upper printing roller mounting hole, and the upper printing roller mounting hole and the upper printing roller eccentric sleeve hole are of an eccentric structure; a lower rubber roller eccentric sleeve hole is arranged in the printing machine, one end of a lower rubber roller eccentric sleeve (19) is nested in the lower rubber roller eccentric sleeve hole, and the lower rubber roller eccentric sleeve is rotatably arranged in the printing machine by taking the center of the outer circumference of the lower rubber roller eccentric sleeve as a rotation center; a driving clutch arm (32) and a two-position clutch arm (18) are installed at the other end of the lower rubber roller eccentric sleeve (19), the two-position clutch arm (18) is hinged to the other end of the first connecting rod (11) and one end of the second connecting rod (20), the driving clutch arm (32) is hinged to one end of the driving connecting rod (29), and the other end of the driving connecting rod (29) is hinged to the switching swing arm (28); a lower rubber roller mounting hole is formed in the lower rubber roller eccentric sleeve (19), a lower rubber roller (17) is rotatably mounted in the lower rubber roller mounting hole, and the lower rubber roller mounting hole and the lower rubber roller eccentric sleeve hole are of an eccentric structure; a lower printing roller eccentric sleeve hole is arranged in the printing machine, one end of a lower printing roller eccentric sleeve (24) is nested in the lower printing roller eccentric sleeve hole, and the outer circumference circle center of the lower printing roller eccentric sleeve is taken as a rotation center and is rotatably arranged in the printing machine; the other end of the lower printing roller eccentric sleeve (24) is provided with a lower printing roller clutch arm (23), and the lower printing roller clutch arm (23) is hinged with the other end of the second connecting rod (20); a lower printing roller mounting hole is formed in the lower printing roller eccentric sleeve (24), a lower printing roller (25) is rotatably mounted in the lower printing roller mounting hole, and the lower printing roller mounting hole and the lower printing roller eccentric sleeve hole are of eccentric structures; an upper rubber roller (12) is rotatably arranged in the printing machine, and an upper plate roller (1), an upper rubber roller (12), a lower rubber roller (17) and a lower plate roller (25) are sequentially arranged.
2. The separation and press-fit switching mechanism of the printing machine as claimed in claim 1, wherein the upper plate roller locating block (5) is installed on the upper plate roller eccentric sleeve, the upper plate roller limiting block (7) is installed in the printing machine, the upper plate roller limiting adjusting bolt (8) is screwed in the upper plate roller limiting block (7), and the upper plate roller limiting adjusting bolt (8) is located on one side of the upper plate roller locating block (5).
3. The switching mechanism of the press-on and press-off of the printing machine as claimed in claim 1, wherein a lower rubber roller limit block (13) is installed in the printing machine, a lower rubber roller limit adjusting bolt (14) is screwed in the lower rubber roller limit block (13), and the lower rubber roller limit adjusting bolt (14) is located at one side of the two-position clutch arm (18).
4. The separation and combination pressure switching mechanism of the printing machine as claimed in claim 1, wherein the lower plate roller eccentric sleeve (24) is provided with a lower plate roller positioning block (33), the printing machine is provided with a lower plate roller limiting block (35), a lower plate roller limiting adjusting bolt (36) is screwed into the lower plate roller limiting block (35), and the lower plate roller limiting adjusting bolt (36) is located at a reverse time needle position of the lower plate roller positioning block (33).
5. The separation and press-fit switching mechanism of the printing machine as claimed in claim 1, wherein a switching swing arm limiting block (26) is installed in the printing machine, a switching swing arm limiting bolt (27) is screwed in the switching swing arm limiting block (26), and the switching swing arm limiting bolt (27) is located on one side of the lower plate roller positioning block (33).
6. The clutch-pressure switching mechanism of the printing machine as claimed in claim 1, wherein the clutch arm (9) of the upper plate roller is mounted on the eccentric sleeve (2) of the upper plate roller through a screw and a pin shaft.
7. The printing press clutch-to-clutch switching mechanism according to claim 1, wherein the clutch switching rotating shaft is connected in the switching swing arm (28) through a key slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221853685.0U CN217729963U (en) | 2022-07-19 | 2022-07-19 | Printer is from pressing and is pressed switching mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221853685.0U CN217729963U (en) | 2022-07-19 | 2022-07-19 | Printer is from pressing and is pressed switching mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217729963U true CN217729963U (en) | 2022-11-04 |
Family
ID=83850828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221853685.0U Active CN217729963U (en) | 2022-07-19 | 2022-07-19 | Printer is from pressing and is pressed switching mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217729963U (en) |
-
2022
- 2022-07-19 CN CN202221853685.0U patent/CN217729963U/en active Active
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