CN220452664U - Synchronous gear box - Google Patents
Synchronous gear box Download PDFInfo
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- CN220452664U CN220452664U CN202322145195.6U CN202322145195U CN220452664U CN 220452664 U CN220452664 U CN 220452664U CN 202322145195 U CN202322145195 U CN 202322145195U CN 220452664 U CN220452664 U CN 220452664U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 239000004744 fabric Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to the field of printing machine equipment, in particular to a synchronous gearbox, which comprises a box body, a first output shaft, a second output shaft, an adjusting mechanism and a differential mechanism, wherein a first gear is arranged on the first output shaft, a second gear is arranged on the second output shaft, the first gear and the second gear are meshed, the adjusting mechanism comprises a rotating shaft, a worm wheel and a worm, the worm wheel is arranged on the rotating shaft, the worm wheel and the worm are meshed, the differential mechanism comprises a connecting sleeve, a first bevel gear, a second bevel gear and a third bevel gear, the first bevel gear is in transmission connection with the rotating shaft, the second bevel gear is in transmission connection with the second output shaft, the connecting sleeve is fixedly arranged on one side of the second gear facing the worm wheel, the third bevel gear is arranged on the connecting sleeve and is meshed with the first bevel gear and the second bevel gear respectively, the worm wheel rotates to drive the first bevel gear and the second bevel gear to rotate, and the second output shaft rotates around the axis of the second output shaft, and the circumferential position of the second output shaft relative to the first output shaft is changed.
Description
Technical Field
The utility model relates to the field of printing machine equipment, in particular to a synchronous gear box.
Background
The existing cloth is mostly single-sided printing, the availability of the single-sided printing cloth is low, the same patterns can only be printed on the front side and the back side of the cloth to improve the availability, the positions, the shapes, the sizes and the distribution of the patterns on the front side and the back side of the cloth are required to be completely aligned during double-sided printing, otherwise, the patterns on the two sides are misplaced, and the attractive effect of the cloth is reduced. Along with the development of double-sided printing, aiming at some products needing printing on both sides, the patterns on both sides are required to be consistent, and the problem that the printing dislocation cannot be controlled easily caused because the stretching accumulated error can occur in the continuous printing process of the conventional double-sided printing.
It is desirable to design a printer apparatus having a mechanism that allows for adjustment of the relative position of the printer patterns.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a synchronous gear box for a printing machine.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the synchronous gearbox comprises a box body, a first output shaft, a second output shaft, an adjusting mechanism and a differential mechanism, wherein the first output shaft and the second output shaft are arranged in the box body at intervals in parallel up and down, a first gear is arranged on the first output shaft, a second gear is arranged on the second output shaft, and the first gear and the second gear are meshed to enable the first gear and the second gear to synchronously rotate;
the adjusting mechanism comprises a rotating shaft, a worm gear and a worm, wherein the rotating shaft is arranged in the box body and coaxially arranged with the second output shaft, the rotating shaft is connected with the second output shaft through a differential mechanism in a transmission manner, the worm gear is arranged on the rotating shaft, the worm gear is meshed with the worm gear, the differential mechanism comprises a connecting sleeve, a first bevel gear, a second bevel gear and a third bevel gear, the first bevel gear is connected with the rotating shaft in a transmission manner, the second bevel gear is connected with the second output shaft in a transmission manner, the connecting sleeve is fixedly arranged on one side of the second gear, facing the worm gear, the third bevel gear is arranged on the connecting sleeve and is meshed with the first bevel gear and the second bevel gear respectively, the rotating worm drives the worm gear to rotate, drives the first bevel gear to rotate and drives the second bevel gear to rotate through the third bevel gear, so that the second output shaft rotates around the axis of the second output shaft, and the circumferential position of the second output shaft relative to the first output shaft is changed.
Further, the novel gear connecting sleeve is of a U-shaped structure and is provided with an opening arranged towards the direction of the worm wheel, the third bevel gear and the fourth bevel gear are respectively rotatably arranged on two sides in the opening, the third bevel gear is respectively meshed with the first bevel gear and the second bevel gear, and the fourth bevel gear is respectively meshed with the first bevel gear and the second bevel gear.
Further, the third bevel gear and the fourth bevel gear are symmetrically arranged along the axis of the second output shaft.
Furthermore, the adjusting mechanism further comprises a hand wheel, the hand wheel is connected with the worm, and the worm can be driven to rotate by rotating the hand wheel.
Further, the novel gear box further comprises a third output shaft, the first output shaft is located between the second output shaft and the third output shaft, a third gear is further arranged on the first output shaft, a fourth gear is arranged on the third output shaft, and the third gear is meshed with the fourth gear, so that the first gear, the second gear, the third gear and the fourth gear synchronously rotate.
Further, the motor drive system also comprises a driving motor which is in transmission connection with the first output shaft and is used for driving the first output shaft to actively rotate.
As can be seen from the above description of the present utility model, compared with the prior art, the synchronous gearbox provided by the present utility model has the following advantages:
the first output shaft, the second output shaft and the third output shaft are synchronously driven under the condition that the first output shaft actively rotates, so that the gear box can be used for driving different printing rollers to rotate on a printing machine;
the second output shaft and the first output shaft are driven to synchronously rotate by the differential mechanism under the working state of the synchronous gearbox; the adjustment under the non-stop state can be realized, only the second output shaft rotates around the axis of the second output shaft through the cooperation of the adjusting mechanism and the differential mechanism, so that the circumferential adjustment of the second output shaft is realized, the second output shaft and the first output shaft are in a corresponding state in the circumferential position, and the dislocation of printing between adjacent printing rollers caused when the synchronous gearbox is applied to a printing machine is avoided.
Drawings
FIG. 1 is a schematic diagram of the internal structure of a synchronous gearbox according to the present utility model.
Fig. 2 is a schematic diagram of a connection state structure of a synchronous gear box and a printing roller.
Fig. 3 is a schematic view of the differential mechanism of the present utility model.
The correspondence identified in the figure is as follows: 1. a case; 11. a first output shaft; 111. a driving motor; 12. a second output shaft; 13. a third output shaft; 14. a first gear; 15. a second gear; 16. a third gear; 17. a fourth gear; 2. an adjusting mechanism; 21. a rotating shaft; 22. a worm wheel; 23. a worm; 24. a hand wheel; 3. a differential mechanism; 31. connecting sleeves; 311. an opening; 32. a first bevel gear; 33. a second bevel gear; 34. a third bevel gear; 35. and a fourth bevel gear.
Detailed Description
The utility model is further described below by means of specific embodiments.
Referring to fig. 1 to 3, a synchronous gearbox includes a casing 1, a first output shaft 11, a second output shaft 12, an adjusting mechanism 2, and a differential mechanism 3.
The synchronous gear box can be applied to a double-sided printing machine, and the double-sided printing machine is provided with a first printing roller, a second printing roller and a third printing roller which are respectively in transmission connection with a first output shaft 11, a second output shaft 12 and a third output shaft 13. The first output shaft 11 and the second output shaft 12 are arranged in the box body 1 at an upper-lower parallel interval, a first gear 14 is arranged on the first output shaft 11, a second gear 15 is arranged on the second output shaft 12, the first gear 14 and the second gear 15 are meshed, and the first output shaft 11 drives the first gear 14 to rotate so that the first gear 14 and the second gear 15 synchronously rotate.
The adjusting mechanism 2 and the second output shaft 12 are coaxially arranged, and the adjusting mechanism 2 and the second output shaft 12 are in transmission connection through the differential mechanism 3; the adjusting mechanism 2 comprises a rotating shaft 21, a worm wheel 22 and a worm 23, wherein the worm wheel 22 is arranged on the rotating shaft 21, the rotating shaft 21 is arranged in the synchronous gear box and is coaxially arranged with the second output shaft 12, the worm wheel 22 is meshed with the worm 23, the worm 23 rotates to drive the worm wheel 22 to rotate, the rotation of the worm wheel 22 can drive the second output shaft 12 to rotate through the differential mechanism 3, and when the worm wheel 22 is motionless, the rotation of the second output shaft 12 can not influence the rotation of the worm wheel 22.
The differential mechanism 3 comprises a connecting sleeve 31, a first bevel gear 32, a second bevel gear 33, a third bevel gear 34 and a fourth bevel gear 35, wherein the first bevel gear 32 is in transmission connection with the rotating shaft 21 and is arranged on one side facing the second gear 15, the second bevel gear 33 is in transmission connection with the second output shaft 12 and is arranged on one side facing the worm wheel 22, the connecting sleeve 31 is fixedly arranged on one side of the second gear 15 facing the worm wheel 22, so that the second gear 15 rotates to drive the connecting sleeve 31 to rotate together, the connecting sleeve 31 is in a U-shaped structure and is provided with an opening 311 arranged facing the worm wheel 22, the third bevel gear 34 and the fourth bevel gear 35 are respectively rotatably arranged on two sides in the opening 311, the third bevel gear 34 is respectively meshed with the first bevel gear 32 and the second bevel gear 33, the fourth bevel gear 35 is respectively meshed with the first bevel gear 32 and the second bevel gear 35, and the third bevel gear 34 and the fourth bevel gear 35 are symmetrically arranged along the axis of the second output shaft 12; the rotation of the first bevel gear 32 can drive the second bevel gear 33 to rotate through the third bevel gear 34 and the fourth bevel gear 35, and the second bevel gear 33 is in transmission connection with the second output shaft 12, so that the second output shaft 12 can be driven to rotate, and when the second gear 15 is engaged and rotated by the first gear 14, the rotation of the second output shaft 12 is driven by the rotation of the second gear 15, so that the rotation of the first bevel gear 32 is not influenced.
The adjusting mechanism 2 further comprises a hand wheel 24, the hand wheel 24 is connected with the worm 23, the worm 23 can be driven to rotate by rotation of the hand wheel 24, and the hand wheel 24 can be controlled by connecting a motor through manual rotation.
The third output shaft 13, the first output shaft 11 is located between the second output shaft 12 and the third output shaft 13, the first output shaft 11 is further provided with a third gear 16, the third output shaft 13 is provided with a fourth gear 17, the third gear 16 is meshed with the fourth gear 17, so that the first gear 14, the second gear 15, the third gear 16 and the fourth gear 17 synchronously rotate; and the third printing roller is in transmission connection with the third output shaft 13.
The driving motor 111 is in transmission connection with the first output shaft 11 and is used for driving the first output shaft 11 to actively rotate.
The working principle of the synchronous gearbox is as follows:
the synchronous gearbox is applied to the double-sided printing machine, in the working state, the worm wheel 22 and the first bevel gear 32 are kept motionless, the first output shaft 11 actively rotates to drive the first printing roller to rotate, meanwhile, the first gear 14 drives the second gear 15 to rotate, the second gear 15 rotates to drive the connecting sleeve 31 to rotate, as the first bevel gear 32 is kept motionless, the third bevel gear 34 is meshed with the first bevel gear 32 and the second bevel gear 33, the fourth bevel gear 35 is meshed with the first bevel gear 32 and the second bevel gear 33, the connecting sleeve 31 drives the third bevel gear 34 and the fourth bevel gear 35 to rotate around the axis of the second output shaft 12, and in the rotating process, the third bevel gear 34 and the fourth bevel gear 35 rotate around the axis of the first output shaft 35, so that the second bevel gear 33 is driven to rotate and the second output shaft 12 starts to rotate and the second printing roller is driven to rotate, and the synchronous rotation with the first printing roller is realized; in the working state of the printing machine, the worm wheel 22 is driven to rotate by the rotating worm 23, the worm wheel 22 rotates to drive the first bevel gear 62 to rotate, so that the first bevel gear 32 directly drives the second bevel gear 33 to rotate by the third bevel gear 34 and the fourth bevel gear 35, the circumferential position of the second printing roller is changed relative to the circumferential position of the first printing roller around the axis of the second printing roller in the process of re-rotating the second printing roller, and the relative position of the printing pattern of the second printing roller and the printing pattern of the first printing roller is adjusted at the circumferential position, so that the non-stop adjustment is realized.
In the stop state, the driving motor 111 stops working to keep the first output shaft 11 motionless, the first gear 14 and the second gear 15 keep motionless, the rotating worm 23 drives the worm wheel 22 to rotate, the worm wheel 22 rotates to drive the first bevel gear 32 to rotate, the connecting sleeve 31 cannot rotate because the second gear 15 is motionless, the first bevel gear 32 directly drives the second bevel gear 33 to rotate through the third bevel gear 34 and the fourth bevel gear 35, the second printing roller rotates around the axis of the second bevel gear 32, and accordingly the relative position of the printing pattern of the second printing roller and the printing pattern of the first printing roller is adjusted at the circumferential position, the rotating angle of the second printing roller is needed to be adjusted, and the position of the offset of the printing pattern is measured and calculated in advance by a worker to obtain the rotating angle needed to adjust the hand wheel 24 to enable the printing pattern to be in the relative position state.
The foregoing is merely one specific embodiment of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the concept shall belong to the behavior of infringement of the protection scope of the present utility model.
Claims (6)
1. A synchronous gearbox, characterized in that: the device comprises a box body, a first output shaft, a second output shaft, an adjusting mechanism and a differential mechanism, wherein the first output shaft and the second output shaft are arranged in the box body at intervals in parallel up and down, a first gear is arranged on the first output shaft, a second gear is arranged on the second output shaft, and the first gear and the second gear are meshed to enable the first gear and the second gear to rotate synchronously;
the adjusting mechanism comprises a rotating shaft, a worm gear and a worm, wherein the rotating shaft is arranged in the box body and coaxially arranged with the second output shaft, the rotating shaft is connected with the second output shaft through a differential mechanism in a transmission manner, the worm gear is arranged on the rotating shaft, the worm gear is meshed with the worm gear, the differential mechanism comprises a connecting sleeve, a first bevel gear, a second bevel gear and a third bevel gear, the first bevel gear is connected with the rotating shaft in a transmission manner, the second bevel gear is connected with the second output shaft in a transmission manner, the connecting sleeve is fixedly arranged on one side of the second gear, facing the worm gear, the third bevel gear is arranged on the connecting sleeve and is meshed with the first bevel gear and the second bevel gear respectively, the rotating worm drives the worm gear to rotate, drives the first bevel gear to rotate and drives the second bevel gear to rotate through the third bevel gear, so that the second output shaft rotates around the axis of the second output shaft, and the circumferential position of the second output shaft relative to the first output shaft is changed.
2. A synchronous gearbox as set forth in claim 1, wherein: the connecting sleeve is of a U-shaped structure and is provided with an opening arranged towards the direction of the worm wheel, the third bevel gear and the fourth bevel gear are respectively rotatably arranged on two sides in the opening, the third bevel gear is respectively meshed with the first bevel gear and the second bevel gear, and the fourth bevel gear is respectively meshed with the first bevel gear and the second bevel gear.
3. A synchronous gearbox as set forth in claim 2, wherein: the third bevel gear and the fourth bevel gear are symmetrically arranged along the axis of the second output shaft.
4. A synchronous gearbox as set forth in claim 1, wherein: the adjusting mechanism further comprises a hand wheel, the hand wheel is connected with the worm, and the worm can be driven to rotate by rotating the hand wheel.
5. A synchronous gearbox as set forth in claim 1, wherein: the novel gear box is characterized by further comprising a third output shaft, wherein the first output shaft is positioned between the second output shaft and the third output shaft, a third gear is further arranged on the first output shaft, a fourth gear is arranged on the third output shaft, and the third gear is meshed with the fourth gear, so that the first gear, the second gear, the third gear and the fourth gear synchronously rotate.
6. A synchronous gearbox as set forth in claim 1, wherein: the driving motor is in transmission connection with the first output shaft and is used for driving the first output shaft to actively rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322145195.6U CN220452664U (en) | 2023-08-10 | 2023-08-10 | Synchronous gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322145195.6U CN220452664U (en) | 2023-08-10 | 2023-08-10 | Synchronous gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220452664U true CN220452664U (en) | 2024-02-06 |
Family
ID=89737950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322145195.6U Active CN220452664U (en) | 2023-08-10 | 2023-08-10 | Synchronous gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220452664U (en) |
-
2023
- 2023-08-10 CN CN202322145195.6U patent/CN220452664U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |