CN220220147U - Thermal transfer printer - Google Patents
Thermal transfer printer Download PDFInfo
- Publication number
- CN220220147U CN220220147U CN202321770599.8U CN202321770599U CN220220147U CN 220220147 U CN220220147 U CN 220220147U CN 202321770599 U CN202321770599 U CN 202321770599U CN 220220147 U CN220220147 U CN 220220147U
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- China
- Prior art keywords
- mounting bracket
- movable cover
- rubber roller
- printing head
- thermal transfer
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- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 7
- 239000003292 glue Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a thermal transfer printer, which comprises a shell, a printing head, a rubber roller assembly and a movable cover, wherein the printing head is arranged in the shell; the rubber roller assembly comprises a mounting bracket, a rubber roller and an elastic piece, wherein the mounting bracket is movably arranged in the shell, the rubber roller is rotationally connected to the mounting bracket, and the elastic piece is connected with the mounting bracket; the movable cover is rotatably connected to the shell and can be opened or closed relative to the shell, and comprises an inserting tongue; when the movable cover is closed, the inserting tongue pushes the mounting bracket, and the glue roll presses the printing head; when the movable cover is opened, the elastic piece drives the mounting bracket to move in the direction deviating from the printing head, and the rubber roller is separated from the printing head. When the rubber roller and the printing head of the thermal transfer printer are cleaned and maintained, the rubber roller and the printing head are automatically separated after the movable cover is opened, manual operation is not needed, the rubber roller and the printing head are in a separated state after the cleaning and the maintenance and before the movable cover is closed, and the operation is simpler and more convenient when the movable cover is closed.
Description
Technical Field
The utility model relates to the technical field of printers, in particular to a thermal transfer printer.
Background
The thermal transfer printer is a device for printing by utilizing a thermal transfer technology, and when in operation, a medium (such as thermal transfer paper) to be printed is loaded into the printer, and the medium is tightly attached to the rubber roller; subsequently, the print head is heated to change the thermistor on the surface; then, the printing head is contacted with the thermal transfer paper to change the thermosensitive layer of the thermal transfer paper, and the images or characters are transferred to the thermal transfer paper; subsequently, the print head is separated from the thermal transfer paper, and the thermosensitive layer is separated from the medium; finally, the paper is discharged from the printing medium.
In the related art, a thermal transfer printer is generally pressed on a rubber roller by an elastic member, when the rubber roller, the printing head and other components need to be cleaned or replaced, an operator needs to open a cover of the printer, then resists the acting force of the elastic member in a manual mode, separates the printing head from the rubber roller, and then carries out cleaning and maintenance operations, wherein the manual mode of separating the printing head from the rubber roller is inconvenient in operation, often requires the operator to vacate one hand to press the printing head assembly or the elastic member, and after cleaning and maintenance, the pressing state between the printing head and the rubber roller needs to be restored again, so that the operation difficulty is high.
Disclosure of Invention
(one) solving the technical problems
The utility model provides a thermal transfer printer, which at least solves the technical problems that: how to automatically separate and compress the rubber roller and the printing head of the thermal transfer printer, and the operation convenience is improved.
(II) technical scheme
In order to solve the technical problems, the utility model provides the following technical scheme:
a thermal transfer printer, comprising:
a housing;
a printhead disposed inside the housing;
the rubber roll assembly comprises a mounting bracket, a rubber roll and an elastic piece, wherein the mounting bracket is movably arranged in the shell, the rubber roll is rotationally connected to the mounting bracket, and the elastic piece is connected with the mounting bracket;
the movable cover is rotatably connected to the shell and can be opened or closed relative to the shell, and the movable cover comprises an inserting tongue;
when the movable cover is closed, the inserting tongue pushes against the mounting bracket, and the rubber roller presses on the printing head; when the movable cover is opened, the elastic piece drives the mounting bracket to move towards the direction away from the printing head, and the rubber roller is separated from the printing head.
In some embodiments, the thermal transfer printer further comprises a printhead mount coupled to the housing, the printhead is disposed on the printhead mount, the mounting mount is rotatably coupled to the mounting mount, and the resilient member is disposed between the mounting mount and the printhead mount.
In some embodiments, the print head bracket comprises a guide plate, the mounting bracket is abutted against one side of the guide plate under the action of the elastic piece when the movable cover is opened, the guide plate and the mounting bracket are respectively provided with a guide inclined surface which is arranged oppositely, a guide opening for inserting the inserting tongue is formed between the two guide inclined surfaces, and the caliber of the guide opening is gradually reduced along the inserting direction of the inserting tongue.
In some embodiments, the elastic element is a torsion spring, the mounting bracket is rotatably connected to the mounting bracket through a rotating shaft, the torsion spring is sleeved outside the rotating shaft, one end of the torsion spring abuts against the mounting bracket, and the other end of the torsion spring abuts against the guide plate.
In some embodiments, the print head comprises a compression spring, and when the movable cover is closed, the compression spring is compressed by the rubber roller, so that the rubber roller is elastically pressed on the print head.
In some embodiments, the movable cover comprises two connecting hooks arranged at intervals, two connecting hooks are respectively integrally formed with a convex shaft, the two convex shafts are coaxially arranged, the shell comprises a middle shell with a cover for covering the printing head and the rubber roller assembly, the middle shell is provided with a yielding hole and a shaft hole, the connecting hooks penetrate through the yielding hole, and the convex shafts are movably arranged in the shaft hole.
(III) beneficial effects
Compared with the prior art, the thermal transfer printer provided by the utility model has the following beneficial effects:
when the thermal transfer printer works, the movable cover can be opened or closed relative to the shell, and when the movable cover is closed, the inserting tongue pushes the mounting bracket, and the rubber roller presses the printing head, so that thermal transfer paper can be printed between the rubber roller and the printing head; when the movable cover is opened, the inserting tongue cancels the pushing and pushing mounting support, the elastic piece drives the mounting support to automatically move towards the direction deviating from the printing head, and the rubber roller is automatically separated from the printing head, so that when the rubber roller and the printing head are cleaned and maintained by the thermal transfer printer, the rubber roller is automatically separated from the printing head after the movable cover is opened, manual operation is not needed, and after the cleaning and the maintenance, before the movable cover is closed, the rubber roller and the printing head are in a separated state, and the operation is simpler and more convenient.
Drawings
FIG. 1 is an internal perspective view of a thermal transfer printer according to an embodiment;
FIG. 2 is a schematic diagram of a thermal transfer printer with a movable cover open in an embodiment;
FIG. 3 is a schematic view of a thermal transfer printer with a movable cover closed in an embodiment;
FIG. 4 is an external perspective view of a thermal transfer printer according to an embodiment;
fig. 5 is a schematic view of a rotatable connection between a movable cover and a housing in an embodiment.
Reference numerals:
the printing head comprises a shell 1, a printing head 2, a rubber roller assembly 3, a movable cover 4, a printing head support 5, a middle shell 10, a yielding hole 11, a shaft hole 12, a pressure spring 20, a mounting support 31, a rubber roller 32, an elastic piece 33, a rotating shaft 34, an inserting tongue 40, a connecting hook 41, a protruding shaft 42, a guide plate 50 and a guide opening 51.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
In the related art, a thermal transfer printer is generally pressed on a rubber roller by an elastic member, when the rubber roller, the printing head and other components need to be cleaned or replaced, an operator needs to open a cover of the printer, then resists the acting force of the elastic member in a manual mode, separates the printing head from the rubber roller, and then carries out cleaning and maintenance operations, wherein the manual mode of separating the printing head from the rubber roller is inconvenient in operation, often requires the operator to vacate one hand to press the printing head assembly or the elastic member, and after cleaning and maintenance, the pressing state between the printing head and the rubber roller needs to be restored again, so that the operation difficulty is high.
Referring to fig. 1, 2 and 3, fig. 1 is an internal perspective view of a thermal transfer printer according to an embodiment, fig. 2 is a schematic view of the thermal transfer printer according to an embodiment when a movable cover is opened, and fig. 3 is a schematic view of the thermal transfer printer according to an embodiment when the movable cover is closed.
In order to solve the above technical problems, the present embodiment provides: a thermal transfer printer, comprising: a housing 1, a printhead 2, a glue roller assembly 3 and a removable cover 4.
The printhead 2 is disposed inside the housing 1.
The print head 2 may be directly or indirectly connected to the housing 1, and the indirect connection means that the print head 2 and the housing 1 are connected by other components.
The rubber roller assembly 3 comprises a mounting bracket 31, a rubber roller 32 and an elastic piece 33, wherein the mounting bracket 31 is movably arranged in the shell 1, the rubber roller 32 is rotationally connected to the mounting bracket 31, and the elastic piece 33 is connected with the mounting bracket 31.
The mounting bracket 31 of the rubber roller assembly 3 is used as a mounting carrier of the rubber roller 32, the mounting bracket 31 can be directly or indirectly mounted on the shell 1, and the mounting bracket 31 can be rotatably arranged in the shell 1 or can be slidably arranged in the shell 1; the elastic member 33 is configured to provide an elastic force, and the elastic force drives the mounting bracket 31 to move away from the printhead 2, so as to separate the glue roller 32 from the printhead 2, and the elastic member 33 may be a tension spring or a torsion spring disposed between the mounting bracket 31 and the housing 1.
The movable cover 4 is rotatably connected to the housing 1 and can be opened or closed with respect to the housing 1, and the movable cover 4 includes a tongue 40.
The movable cover 4 is rotatably connected to the housing 1, so as to be conveniently opened and closed relative to the housing 1, and the insert tongue 40 can be integrally formed on the movable cover 4.
When the movable cover 4 is closed, the inserting tongue 40 pushes against the mounting bracket 31, the rubber roller 32 is pressed on the printing head 2, and the pushing means that the inserting tongue 40 can contact with the mounting bracket 31 and drive the mounting bracket 31 to move when moving along with the closing of the movable cover 4, for example, the mounting bracket 31 is pushed to move by an inclined plane; when the movable cover 4 is opened, the elastic piece 33 drives the mounting bracket 31 to move away from the printing head 2, and the rubber roller 32 is separated from the printing head 2.
When the thermal transfer printer in the technical scheme works, the movable cover 4 can be opened or closed relative to the shell 1, and when the movable cover 4 is closed, the inserting tongue 40 pushes the mounting bracket 31, and the rubber roller 32 is pressed on the printing head 2, so that thermal transfer paper can be printed between the rubber roller 32 and the printing head 2; when the movable cover 4 is opened, the inserting tongue 40 cancels the pushing and pushing mounting bracket 31, the elastic piece 33 drives the mounting bracket 31 to automatically move towards the direction deviating from the printing head 2, and the rubber roller 32 is automatically separated from the printing head 2, so that when the rubber roller 32 and the printing head 2 are cleaned and maintained by the thermal transfer printer of the embodiment, the rubber roller 32 is automatically separated from the printing head 2 after the movable cover 4 is opened, manual operation is not needed, and after cleaning and maintenance and before the movable cover 4 is closed, the rubber roller 32 and the printing head 2 are in a separated state, and are automatically compressed when the movable cover 4 is closed, so that the operation is simpler and more convenient.
Referring to fig. 1 and 2, in one embodiment in which the printhead 2 and the mounting bracket 31 are disposed in the housing 1, the thermal transfer printer further includes a printhead bracket 5 connected to the housing 1, the printhead bracket 5 may be fixed with respect to the housing 1, the printhead 2 is disposed on the printhead bracket 5, the mounting bracket 31 is rotatably connected to the mounting bracket 31, and the elastic member 33 is disposed between the mounting bracket 31 and the printhead bracket 5. Under this embodiment, the printer head 2 and the rubber roll subassembly 3 are connected through the printer head support 5 and are formed an organic whole structure, make things convenient for the printer head 2 and the rubber roll subassembly 3 to carry out modularization dismouting and use, simplify the dismouting operation.
Referring to fig. 1, 2 and 3, in some embodiments, in order to facilitate the insertion tongue 40 pushing against the mounting bracket 31 for moving, the printhead bracket 5 includes a guide plate 50, the mounting bracket 31 is pressed against one side of the guide plate 50 by the elastic member 33 when the movable cover 4 is opened, the guide plate 50 and the mounting bracket 31 are respectively provided with a guide inclined surface which is opposite to each other, a guide opening 51 for inserting the insertion tongue 40 is formed between the two guide inclined surfaces, and the caliber of the guide opening 51 is gradually reduced along the insertion direction of the insertion tongue 40, so that the insertion tongue 40 is inserted between the guide plate 50 and the mounting bracket 31 through the guide opening 51, and can gradually push the mounting bracket 31 for moving through the guide inclined surface by taking the guide plate 50 as a support, so that the movement of the mounting bracket 31 is smoother.
Referring to fig. 2 and 3, in one embodiment where the elastic member 33 is connected to the mounting bracket 31, the elastic member 33 is a torsion spring, the mounting bracket 31 is rotatably connected to the mounting bracket 31 through the rotating shaft 34, and the torsion spring is sleeved on the outer side of the rotating shaft 34, one end of the torsion spring abuts against the mounting bracket 31, and the other end abuts against the guide plate 50. In this embodiment, the torsion spring is supported by the guide plate 50, and the mounting bracket 31 is rotated in a direction away from the print head 2 by its own elastic force, so that the print head 2 is separated from the rubber roller 32, and the guide plate 50 plays a role in supporting one end of the torsion spring in addition to the above-mentioned guiding function.
Referring to fig. 1, in order to enable the printing head 2 to compress the rubber roller 32 during printing, in some embodiments, the printing head 2 includes a compression spring 20, where the compression spring 20 may be mounted on the printing head support 5, and one end uses the printing head support 5 as a support, and the other end is connected to the main body of the printing head 2, and when the movable cover 4 is closed, the compression spring 20 is compressed by the rubber roller 32, and the elastic force generated by compression enables the rubber roller 32 to be elastically compressed on the printing head 2, so that the compression roller and the printing head 2 can be elastically compressed, which is beneficial to improving the stability of printing quality.
Referring to fig. 4 and 5, fig. 4 is an external perspective view of the thermal transfer printer in the embodiment, fig. 5 is a schematic view of a rotatable connection between a movable cover and a housing in the embodiment, in one implementation of the rotatable connection between the movable cover 4 and the housing 1, the movable cover 4 includes two connection hooks 41 disposed at intervals, two connection hooks 41 are integrally formed with a protruding shaft 42, the two protruding shafts 42 are coaxially disposed, the housing 1 includes a middle shell 10 covering the print head 2 and the rubber roller assembly 3, the middle shell 10 is provided with a yielding hole 11 and a shaft hole 12, the connection hooks 41 pass through the yielding hole 11, and the protruding shaft 42 is movably disposed in the shaft hole 12.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A thermal transfer printer, comprising:
a housing;
a printhead disposed inside the housing;
the rubber roll assembly comprises a mounting bracket, a rubber roll and an elastic piece, wherein the mounting bracket is movably arranged in the shell, the rubber roll is rotationally connected to the mounting bracket, and the elastic piece is connected with the mounting bracket;
the movable cover is rotatably connected to the shell and can be opened or closed relative to the shell, and the movable cover comprises an inserting tongue;
when the movable cover is closed, the inserting tongue pushes against the mounting bracket, and the rubber roller presses on the printing head; when the movable cover is opened, the elastic piece drives the mounting bracket to move towards the direction away from the printing head, and the rubber roller is separated from the printing head.
2. The thermal transfer printer of claim 1, further comprising a printhead mount coupled to the housing, the printhead being disposed on the printhead mount, the mounting mount being rotatably coupled to the mounting mount, the resilient member being disposed between the mounting mount and the printhead mount.
3. The thermal transfer printer according to claim 2, wherein the print head holder includes a guide plate, the mounting holder is abutted against one side of the guide plate by the elastic member when the movable cover is opened, the guide plate and the mounting holder are each provided with a guide inclined surface disposed opposite to each other, a guide opening for insertion of the insertion tongue is formed between the two guide inclined surfaces, and the caliber of the guide opening is gradually reduced in the insertion direction of the insertion tongue.
4. A thermal transfer printer according to claim 3, wherein the elastic member is a torsion spring, the mounting bracket is rotatably connected to the mounting bracket through a rotating shaft, the torsion spring is sleeved on the outer side of the rotating shaft, one end of the torsion spring abuts against the mounting bracket, and the other end of the torsion spring abuts against the guide plate.
5. The thermal transfer printer of claim 1, wherein the print head comprises a compression spring, and wherein the compression spring is compressed by the rubber roller when the movable cover is closed, so that the rubber roller is elastically pressed on the print head.
6. The thermal transfer printer of claim 1, wherein the movable cover comprises two spaced connection hooks, two connection hooks are integrally formed with a protruding shaft respectively, the two protruding shafts are coaxially arranged, the shell comprises a middle shell covering the printing head and the rubber roller assembly, the middle shell is provided with a yielding hole and a shaft hole, the connection hooks penetrate through the yielding hole, and the protruding shaft is movably arranged in the shaft hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321770599.8U CN220220147U (en) | 2023-07-06 | 2023-07-06 | Thermal transfer printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321770599.8U CN220220147U (en) | 2023-07-06 | 2023-07-06 | Thermal transfer printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220220147U true CN220220147U (en) | 2023-12-22 |
Family
ID=89173466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321770599.8U Active CN220220147U (en) | 2023-07-06 | 2023-07-06 | Thermal transfer printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220220147U (en) |
-
2023
- 2023-07-06 CN CN202321770599.8U patent/CN220220147U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |