CN215397731U - Paper feed auto-change over device of printer - Google Patents
Paper feed auto-change over device of printer Download PDFInfo
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- CN215397731U CN215397731U CN202121042924.XU CN202121042924U CN215397731U CN 215397731 U CN215397731 U CN 215397731U CN 202121042924 U CN202121042924 U CN 202121042924U CN 215397731 U CN215397731 U CN 215397731U
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Abstract
The utility model relates to the technical field of printers, and discloses a paper feed switching device of a printer, which comprises a shell, a printing output end, a paper feed output end, a driving mechanism and a switching mechanism, wherein the driving mechanism comprises a transmission shaft, a driving motor and a transmission gear, the transmission shaft is rotatably connected between the left inner wall and the right inner wall of the shell, the driving motor is arranged on the outer side wall of the shell and is connected with one end of the transmission shaft, the transmission gear is clamped on the transmission shaft and can slide left and right along the transmission shaft, the switching mechanism comprises a bidirectional cylinder, two limiting rings and two connecting rods, the two limiting rings are sleeved on the transmission shaft and are respectively arranged on the two sides of the transmission gear, an elastic piece is arranged between the limiting rings and the transmission gear, and the connecting rods are correspondingly connected with the limiting rings positioned on the same side and the telescopic end of the bidirectional cylinder, and the power source is reduced, and the structure of the printer is simplified.
Description
Technical Field
The utility model relates to the technical field of printers, in particular to a paper feed switching device of a printer.
Background
Desktop inkjet printers are common printing devices in offices. The existing ink-jet printer usually adopts a post-feeding structure, and needs to be equipped with a separate paper feeding device to realize paper feeding, and the following defects exist in the equipment:
(1) the control system needs to control the processes of paper feeding and printing respectively, and the completion of paper feeding work needs to be ensured before printing, so that the control system is complex, easy to break down, and high in manufacturing cost and maintenance cost.
(2) The ink jet printer has a complicated structure and requires a plurality of power sources to drive the paper feed mechanism and the printing mechanism, respectively.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a paper feeding switching device of a printer, which not only simplifies the switching control of paper feeding and printing work, reduces the manufacturing cost and the maintenance cost, but also reduces the power source and simplifies the structure of the printer.
The purpose of the utility model is realized by adopting the following technical scheme:
a paper feed switching device of a printer comprises a shell, a printing output end, a paper feed output end, a driving mechanism and a switching mechanism, wherein a fixed seat is arranged at the central position of the top wall in the shell;
the printing output end is arranged between the inner wall of the shell and the left side wall of the fixed seat;
the paper feeding output end is arranged between the inner wall of the shell and the right side wall of the fixed seat;
the driving mechanism comprises a transmission shaft, a driving motor and a transmission gear, the transmission shaft is rotatably connected between the left inner wall and the right inner wall of the shell, the driving motor is arranged on the outer side wall of the shell and is connected with one end of the transmission shaft, and the transmission gear is clamped on the transmission shaft and can slide left and right along the transmission shaft;
the switching mechanism includes two-way cylinder, two spacing collars and two connecting rods, two-way cylinder sets up the inner diapire of casing, two the spacing collars is all established the transmission shaft is last and is set up respectively drive gear's both sides, be provided with the elastic component between spacing collars and the drive gear, the connecting rod corresponds the connection and is located same one side spacing collars and two-way cylinder's flexible end, the switching mechanism is used for driving drive gear horizontal slip, so that drive gear is connected with printout terminal or paper feed output end transmission.
Furthermore, the printing output end comprises a first output shaft and a first output gear, the first output shaft is rotatably arranged between the inner wall of the shell and the left side wall of the fixed seat, and the first output gear is fixedly arranged on the first output shaft;
the paper feeding output end comprises a second output shaft and a second output gear, the second output shaft is rotatably arranged between the inner wall of the shell and the right side wall of the fixing seat, and the second output gear is fixedly arranged on the second output shaft.
Furthermore, the ends, far away from the fixed seat, of the first output shaft and the second output shaft are both arranged outside the shell in a protruding mode, a first coupler is arranged at one end, far away from the fixed seat, of the first output shaft, and a second coupler is arranged at one end, far away from the fixed seat, of the second output shaft.
Furthermore, the elastic part is a spring, the spring is sleeved on the transmission shaft, and the diameter of the spring is smaller than that of the limiting ring.
Further, be provided with the shaft key on the transmission shaft, drive gear and spacing collar all are provided with the draw-in groove that matches with it, through draw-in groove and shaft key joint.
Compared with the prior art, the utility model has the beneficial effects that:
(1) the paper feeding and printing device is provided with the switching mechanism, and the control system only needs to control the switching mechanism during working to drive the transmission gear of the driving mechanism to the position in transmission connection with the printing output end or the paper feeding output end, so that the power of the driving mechanism is transmitted to the printing output end or the paper feeding output end, the switching control of paper feeding and printing is simpler, and the manufacturing cost and the maintenance cost are reduced.
(2) Be provided with actuating mechanism, through single driving motor with power transmission to drive gear to under the switching mechanism effect, make power transmission to printout end or paper feed output end, reduced the power supply, simplified the structure of printer.
The utility model not only simplifies the switching control of paper feeding and printing work, reduces the manufacturing cost and the maintenance cost, but also reduces the power source and simplifies the structure of the printer.
Drawings
FIG. 1 is a schematic diagram of a printing state structure according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a paper feeding state structure according to an embodiment of the present invention;
fig. 3 is a schematic view of the connection between the transmission shaft and the transmission gear according to the embodiment of the utility model.
In the figure: 1. a housing; 11. a fixed seat; 2. printing an output end; 21. a first output shaft; 22. a first output gear; 23. a first coupling; 3. a paper feed output end; 31. a second output shaft; 32. a second output gear; 33. a second coupling; 4. a drive mechanism; 41. a drive shaft; 411. a shaft key; 42. a drive motor; 43. a transmission gear; 5. a switching mechanism; 51. a bidirectional cylinder; 52. a limiting ring; 53. a connecting rod; 6. an elastic member.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
As shown in fig. 1-3, a paper feeding switching device for a printer includes a housing 1, a printing output end 2, a paper feeding output end 3, a driving mechanism 4 and a switching mechanism 5, wherein the housing 1 has a rectangular cross section, and a fixing seat 11 is disposed at a central position of an inner top wall of the housing 1.
The paper feeding output end 3 is arranged between the inner wall of the shell 1 and the right side wall of the fixed seat 11, and the paper feeding output end 3 is used for being connected with the paper feeding mechanism, so that power can be transmitted to the paper feeding mechanism.
The driving mechanism 4 comprises a transmission shaft 41, a driving motor 42 and a transmission gear 43, the transmission shaft 41 is rotatably connected between the left inner wall and the right inner wall of the shell 1, bearings are arranged on the left inner wall and the right inner wall of the shell 1 at the same horizontal height, and two ends of the transmission shaft 41 are respectively matched with the bearings on the corresponding side; the driving motor 42 is fixedly arranged on the outer side wall of the shell 1 through bolts, a driving shaft of the driving motor 42 is fixedly connected with the left end of the transmission shaft 41, and the transmission gear 43 is connected to the transmission shaft 41 in a clamping manner, so that the transmission gear 43 can rotate along with the transmission shaft 41, and meanwhile, the transmission gear 43 can slide left and right along the transmission shaft 41.
The switching mechanism 5 comprises a bidirectional cylinder 51, two limiting rings 52 and two connecting rods 53, the bidirectional cylinder 51 is fixedly arranged on the inner bottom wall of the shell 1 through bolts, the telescopic ends of the two sides of the bidirectional cylinder 51 face the left side and the right side respectively, the two limiting rings 52 are sleeved on the transmission shaft 41 and are arranged on the two sides of the transmission gear 43 respectively, the limiting rings 52 can slide left and right along the transmission shaft 41, an elastic part 6 is arranged between the limiting rings 52 and the transmission gear 43, the connecting rods 53 are correspondingly connected with the telescopic ends of the limiting rings 52 and the bidirectional cylinder 51 which are positioned on the same side, and the switching mechanism 5 is used for driving the transmission gear 43 to slide left and right so that the transmission gear 43 is in transmission connection with the printing output end 2 or the paper feed output end 3.
As a preferred embodiment, the printing output end 2 includes a first output shaft 21 and a first output gear 22, the first output shaft 21 is rotatably disposed between the inner wall of the housing 1 and the left side wall of the fixing base 11 through two bearings, the first output gear 22 is fixedly disposed on the first output shaft 21, and both sides of the first output gear 22 are fixed through fixing blocks, so that the first output gear 22 can rotate along with the first output shaft 21 and is engaged with the transmission gear 43, thereby stably transmitting power to the connected printing mechanism.
The paper feeding output end 3 comprises a second output shaft 31 and a second output gear 32, the second output shaft 31 is rotatably arranged between the inner wall of the shell 1 and the right side wall of the fixed seat 11, the second output gear 32 is fixedly arranged on the second output shaft 31, and two sides of the second output gear 32 are fixed through fixing blocks, so that the second output gear 32 can rotate along with the second output shaft 31 and is meshed with the transmission gear 43, and power is stably transmitted to a connected paper feeding mechanism.
As a preferred embodiment, the ends of the first output shaft 21 and the second output shaft 31, which are far away from the fixing base 11, are both protrudingly arranged outside the housing 1, wherein the end of the first output shaft 21, which is far away from the fixing base 11, is provided with a first coupler 23, the end of the second output shaft 31, which is far away from the fixing base 11, is provided with a second coupler 33, the first coupler 23 can be quickly connected with the input shaft of the printing mechanism, and the second coupler 33 can be quickly connected with the input shaft of the paper feeding mechanism, so that the mounting and dismounting are more convenient.
In a preferred embodiment, the elastic member 6 is a spring, the spring is sleeved on the transmission shaft 41, and the diameter of the spring is smaller than that of the limiting ring 52, when the limiting ring 52 moves to compress the spring, the transmission gear 43 slides left or right along the transmission shaft 41 by the elastic force, so that the process of the transmission gear 43 moving to the print output end 2 or the paper feed output end 3 is smoother.
As a preferred embodiment, the transmission shaft 41 is provided with a shaft key 411, and the transmission gear 43 and the limit ring 52 are both provided with a clamping groove matched with the shaft key 411, and the clamping groove is clamped with the shaft key 411, so that the connection between the transmission gear 43 and the connection between the limit ring 52 and the transmission gear 43 are more stable.
The working principle of the utility model is as follows:
when the printer works, the printing output end 2 is connected with a printing mechanism, the paper feeding output end 3 is connected with a paper feeding mechanism, a driving motor 42 in a driving mechanism 4 drives a transmission shaft 41 to carry out high-speed transmission, and meanwhile, a transmission gear 43 rotates along with the transmission shaft 41;
when paper feeding is required, the left telescopic end of the bidirectional cylinder 51 is shortened, and the right telescopic end is extended to respectively drive the corresponding limiting rings 52 to slide right, so that the transmission gear 43 slides right to be meshed with the second output gear 32 of the paper feeding output end 3 under the action of the elastic piece 6, and the power of the driving mechanism 4 is transmitted to the paper feeding output end 3.
When printing is needed, the left telescopic end of the bidirectional cylinder 51 is extended and the right telescopic end is shortened to respectively drive the corresponding limiting rings 52 to slide left, and the transmission gear 43 slides left to be meshed with the first output gear 22 of the printing output end 2 under the action of the elastic piece 6, so that the power of the driving mechanism 4 is transmitted to the printing output end 2.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (5)
1. A paper feed switching device of a printer, characterized in that: the printing machine comprises a shell, a printing output end, a paper feeding output end, a driving mechanism and a switching mechanism, wherein a fixed seat is arranged at the central position of the top wall in the shell;
the printing output end is arranged between the inner wall of the shell and the left side wall of the fixed seat;
the paper feeding output end is arranged between the inner wall of the shell and the right side wall of the fixed seat;
the driving mechanism comprises a transmission shaft, a driving motor and a transmission gear, the transmission shaft is rotatably connected between the left inner wall and the right inner wall of the shell, the driving motor is arranged on the outer side wall of the shell and is connected with one end of the transmission shaft, and the transmission gear is clamped on the transmission shaft and can slide left and right along the transmission shaft;
the switching mechanism includes two-way cylinder, two spacing collars and two connecting rods, two-way cylinder sets up the inner diapire of casing, two the spacing collars is all established the transmission shaft is last and is set up respectively drive gear's both sides, be provided with the elastic component between spacing collars and the drive gear, the connecting rod corresponds the connection and is located same one side spacing collars and two-way cylinder's flexible end, the switching mechanism is used for driving drive gear horizontal slip, so that drive gear is connected with printout terminal or paper feed output end transmission.
2. The paper feed switching device for a printer according to claim 1, wherein: the printing output end comprises a first output shaft and a first output gear, the first output shaft is rotatably arranged between the inner wall of the shell and the left side wall of the fixed seat, and the first output gear is fixedly arranged on the first output shaft;
the paper feeding output end comprises a second output shaft and a second output gear, the second output shaft is rotatably arranged between the inner wall of the shell and the right side wall of the fixing seat, and the second output gear is fixedly arranged on the second output shaft.
3. The paper feed switching device for a printer according to claim 2, wherein: the end, far away from the fixed seat, of the first output shaft and the end, far away from the fixed seat, of the second output shaft are both arranged outside the shell in a protruding mode, a first coupler is arranged at the end, far away from the fixed seat, of the first output shaft, and a second coupler is arranged at the end, far away from the fixed seat, of the second output shaft.
4. The paper feed switching device for a printer according to claim 1, wherein: the elastic part is a spring, the spring is sleeved on the transmission shaft, and the diameter of the spring is smaller than that of the limiting ring.
5. The paper feed switching device for a printer according to claim 1, wherein: the transmission shaft is provided with a shaft key, the transmission gear and the limiting ring are both provided with clamping grooves matched with the transmission gear and the limiting ring, and the transmission gear and the limiting ring are clamped with the shaft key through the clamping grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121042924.XU CN215397731U (en) | 2021-05-14 | 2021-05-14 | Paper feed auto-change over device of printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121042924.XU CN215397731U (en) | 2021-05-14 | 2021-05-14 | Paper feed auto-change over device of printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215397731U true CN215397731U (en) | 2022-01-04 |
Family
ID=79675860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121042924.XU Active CN215397731U (en) | 2021-05-14 | 2021-05-14 | Paper feed auto-change over device of printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215397731U (en) |
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2021
- 2021-05-14 CN CN202121042924.XU patent/CN215397731U/en active Active
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