CN216330941U - Thermal printing ribbon stripping device - Google Patents
Thermal printing ribbon stripping device Download PDFInfo
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- CN216330941U CN216330941U CN202123011750.3U CN202123011750U CN216330941U CN 216330941 U CN216330941 U CN 216330941U CN 202123011750 U CN202123011750 U CN 202123011750U CN 216330941 U CN216330941 U CN 216330941U
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Abstract
The utility model relates to the technical field of manufacturing of thermal printing devices, in particular to a thermal printing ribbon stripping device which is characterized in that a paper rolling mechanism is further provided with an angle adjusting assembly, the angle adjusting assembly comprises an angle adjusting motor, a supporting vertical plate, a paper rolling guide support and a guide roller, wherein the angle adjusting motor is fixed on the supporting vertical plate, an output shaft of the angle adjusting motor is connected with the upper end of the paper rolling guide support, an arc-shaped slotted hole is formed in the supporting vertical plate, a fixed column embedded into the arc-shaped slotted hole is arranged on the paper rolling guide support, the paper rolling guide support is driven by the angle adjusting motor to rotate along the arc-shaped slotted hole on the surface of the supporting vertical plate, the guide roller is arranged in parallel with the output shaft of the angle adjusting motor, a carrier after being stripped is guided by the guide roller along the paper outlet side of a printing head and then is fed into the paper rolling roller Simple and convenient adjustment, obviously improved printing quality and the like.
Description
The technical field is as follows:
the utility model relates to the technical field of manufacturing of thermal printing devices, in particular to a thermal printing ribbon stripping device which can adapt to different printing speeds, complete the adjustment of ribbon stripping angles and stripping distances and further inhibit poor transfer printing and reverse transfer printing.
Background art:
as is known, with the development of thermal printing technology, the printing precision and printing speed are more refined and faster, and the application range of the thermal transfer printing method is also wider, such as date codes and jewelry labels as small as 600dpi, advertisement banners as large as huge, and the like, the application range is wide, the variety of consumables is wide, the use conditions are diversified, and in order to print good image quality, the printing quality is closely related to the peeling state of the ribbon and the carrier in addition to the printing head itself.
In the thermal transfer printing process, the color band and the receiving body (receiving body) are simultaneously fed into the printer rubber roll at the paper feeding end of the thermal printing head, the ink layer corresponding to the printing graph part on the color band is heated through the printing rubber roll, falls off from the color band and is attached to the surface of the receiving body, in order to ensure the thermal transfer effect, the color band and the receiving body which leave the printing rubber roll cannot be peeled off at once, and the stable printing of the transfer printing pattern on the receiving body needs to be ensured for a certain time.
At present, most machine core manufacturers and printer manufacturers can only find out about good printing conditions due to condition limitation, and the ribbon stripping and stripping speed are not accurately grasped, so that the extreme effect cannot be achieved in high-quality printing occasions.
The utility model content is as follows:
aiming at the defects in the prior art, the utility model provides the thermal printing ribbon stripping device which has the advantages of reasonable structure, simple and convenient adjustment and high thermal transfer printing quality.
The utility model is achieved by the following measures:
a thermal printing ribbon stripping device is provided with a ribbon collecting mechanism for collecting a stripped ribbon and a paper winding mechanism for collecting a stripped carrier, wherein the ribbon collecting mechanism comprises a ribbon roller positioned on the paper outlet side of a printing head and a ribbon collecting motor for driving the ribbon roller to rotate; the paper winding mechanism comprises a paper winding roller positioned on the paper outlet side of the printing head and a paper winding motor used for driving the paper winding roller to rotate; the paper winding mechanism is characterized in that the paper winding mechanism is further provided with an angle adjusting assembly, the angle adjusting assembly comprises an angle adjusting motor, a supporting vertical plate, a paper winding guide support and a guide roller, the angle adjusting motor is fixed on the supporting vertical plate, an output shaft of the angle adjusting motor is connected with the upper end of the paper winding guide support, an arc-shaped groove hole is formed in the supporting vertical plate, a fixing column embedded into the arc-shaped groove hole is arranged on the paper winding guide support, the paper winding guide support is driven by the angle adjusting motor to rotate along the arc-shaped groove hole in the surface of the supporting vertical plate, the guide roller used for adjusting the angle of the paper winding roller after being stripped and loaded by a carrier is arranged on the paper winding guide support, the guide roller is arranged in parallel with the output shaft of the angle adjusting motor, and the stripped carrier is fed into the paper winding roller after being guided by the guide roller along the paper outlet side of the printing head.
The utility model is also provided with a motor controller connected with the angle adjusting motor, and the motor controller is used for adjusting the rotation angle of the angle adjusting motor according to the printing speed, further adjusting the angle of the roll paper guide bracket and changing the peeling angle of the carrier and the ribbon after printing.
The arc-shaped slotted hole on the surface of the supporting vertical plate is not smaller than 1/4 arcs and is used for realizing the adjustment of the roll paper guide bracket by 0-90 degrees.
The angle adjusting assembly is also internally provided with a grating rotary encoder which is coaxially arranged with the angle adjusting motor and is used for acquiring the rotation angle of the current angle adjusting motor, so that the angle adjusting assembly is convenient to verify in the production or use process.
The angle adjusting assembly is internally provided with two or more than two paper guide rollers which are arranged in parallel and are arranged on the paper rolling guide bracket side by side for completing multi-stage guide processing on the stripped carrier angle.
The ribbon collection mechanism is fixedly arranged above the paper winding mechanism.
The angle adjusting assembly is provided with two symmetrically arranged supporting vertical plates at two sides, and further, in order to improve the guiding effect, an output shaft of the angle adjusting motor is connected with a first guide roller which is arranged at the upper end of the supporting vertical plate and is close to the paper outlet side of the printing head.
Aiming at the influence of the peeling distance and angle of the thermal transfer ribbon and the loaded body on the printing quality in the high-speed printing state of the printing head, the angle adjusting component is arranged to adjust the angle between the ribbon collecting mechanism and the paper winding mechanism, so that the peeling angle of the ribbon and the loaded body after printing is adjusted, and the working parameters adaptive to the printing speed are found.
Compared with the prior art, the utility model has the advantages of reasonable structure, simple and convenient adjustment, remarkable improvement of printing quality and the like.
Description of the drawings:
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a view showing a state of the maximum peel angle in example 1 of the present invention.
FIG. 3 is a view showing a state of a minimum peel angle in example 1 of the present invention.
Reference numerals: the printing device comprises a thermal printing head (1), a printing head support (2), a grating rotary encoder (3), a guide roller (4), a fixing column (5), a supporting vertical plate (6), a paper winding roller (7), a receiving body (8), a color tape (9), a color tape roller (10), an angle adjusting motor (11), a code disc (12), a printing rubber roller (13) and a paper winding guide support (14).
The specific implementation mode is as follows:
the utility model is further described below with reference to the accompanying drawings and examples.
As shown in the attached drawings, the utility model provides a thermal printing ribbon stripping device, which is provided with a ribbon collecting mechanism for collecting a stripped ribbon and a paper winding mechanism for collecting a stripped carrier, wherein the ribbon collecting mechanism comprises a ribbon roller (10) positioned on the paper outlet side of a printing head and a ribbon collecting motor for driving the ribbon roller (10) to rotate; the winding mechanism comprises a winding roller (7) positioned on the paper outlet side of the printing head and a winding motor for driving the winding roller (7) to rotate; the paper rolling mechanism is also provided with an angle adjusting assembly, the angle adjusting assembly comprises an angle adjusting motor (11), a supporting vertical plate (6), a paper rolling guide support (14) and a guide roller (4), wherein the angle adjusting motor (11) is fixed on the supporting vertical plate (6), an output shaft of the angle adjusting motor (11) is connected with the upper end of the paper rolling guide support (14), an arc-shaped slotted hole is formed in the supporting vertical plate (6), a fixing column (5) embedded into the arc-shaped slotted hole is arranged on the paper rolling guide support (14), the paper rolling guide support (14) rotates along the arc-shaped slotted hole on the surface of the supporting vertical plate (6) under the driving of the angle adjusting motor (11), the paper rolling guide support (14) is provided with the guide roller (4) used for adjusting the stripped receiving body to enter the paper rolling angle, and the guide roller (4) is arranged in parallel with the output shaft of the angle adjusting motor (11), the stripped carrier is guided by a guide roller (4) along the paper outlet side of the printing head and then is fed into a winding roller (7).
The utility model is also provided with a motor controller connected with the angle adjusting motor (11), and the motor controller is used for adjusting the rotation angle of the angle adjusting motor (11) according to the printing speed so as to adjust the angle of the roll paper guide support (14) and change the peeling angle of the carrier and the ribbon after printing.
The arc-shaped slotted hole on the surface of the supporting vertical plate (6) is not less than 1/4 arcs and is used for realizing the adjustment of the roll paper guide bracket by 0-90 degrees.
The angle adjusting component is also provided with a grating rotary encoder (3), the grating rotary encoder (3) and the angle adjusting motor (11) are coaxially arranged and used for acquiring the rotation angle of the current angle adjusting motor (11), and reference verification in the production or use process is facilitated.
The angle adjusting assembly is internally provided with two or more than two paper guide rollers (4) which are arranged in parallel, and the paper guide rollers (4) are arranged on the paper rolling guide bracket (14) side by side and used for completing multi-stage guide processing on the stripped carrier angle.
The ribbon collection mechanism is fixedly arranged above the paper winding mechanism.
Example 1:
the example provides a thermal printing ribbon stripping device, which is arranged at the paper outlet side of a thermal printing head (1) and a printing head bracket (2), wherein the ribbon is a wax base, a mixed base and a resin base, and the printing speed of the printing head is 200mm/s or more;
in the process of ribbon thermal transfer printing, a printer sends a printing signal, a main board in a printing head receives data, a traveling motor of the printing head drives a thermal printing head (1) to contact with a ribbon (9) and a receiving body (8), required pictures and texts are formed through a printing rubber roller (13), and after the printing rubber roller (13) leaves, the ribbon (9) and the receiving body (8) cannot be peeled off immediately in order to ensure the thermal transfer effect, the peeling is carried out at a certain angle after the printing rubber roller (13) lasts for a period of time;
the method specifically comprises the following steps: the paper discharging side is provided with a stripping device after printing, the stripping distance between the ribbon (9) and the accommodating body (8) is set according to the positions of the stripping device and the printing head, the stripping angle between the ribbon (9) and the accommodating body (8) is adjusted by rotating the roll paper guide support (14), and as a coded disc (12) of the raster rotary encoder (3) is coaxial with the angle adjusting motor (11), when the angle adjusting motor (11) rotates, the coded disc (12) and the motor rotate at the same speed, and the actual rotation angle of the current angle adjusting motor (11) is obtained;
the roll paper guide support (14) stably slides along an arc-shaped slotted hole on the supporting vertical plate (6) through the fixing column (5), so that the roll paper guide support (14) realizes angle change of 0-90 degrees, as shown in figure 2, the structure schematic diagram of the device under the maximum peeling angle is shown, as shown in figure 3, the structure schematic diagram under the state of the minimum peeling angle is shown; meanwhile, the adjustment of different stripping distances can be realized by moving the stripping device, and the best printing effect can be achieved when the stripping distance is 4.4-5.5mm and the stripping angle is 44-50 degrees.
Aiming at the influence of the peeling distance and angle of the thermal transfer ribbon and the loaded body on the printing quality in the high-speed printing state of the printing head, the angle adjusting component is arranged to adjust the angle between the ribbon collecting mechanism and the paper winding mechanism, so that the peeling angle of the ribbon and the loaded body after printing is adjusted, and the working parameters adaptive to the printing speed are found.
Claims (7)
1. A thermal printing ribbon stripping device is provided with a ribbon collecting mechanism for collecting a stripped ribbon and a paper winding mechanism for collecting a stripped carrier, wherein the ribbon collecting mechanism comprises a ribbon roller positioned on the paper outlet side of a printing head and a ribbon collecting motor for driving the ribbon roller to rotate; the paper winding mechanism comprises a paper winding roller positioned on the paper outlet side of the printing head and a paper winding motor used for driving the paper winding roller to rotate; the paper winding mechanism is characterized in that the paper winding mechanism is further provided with an angle adjusting assembly, the angle adjusting assembly comprises an angle adjusting motor, a supporting vertical plate, a paper winding guide support and a guide roller, the angle adjusting motor is fixed on the supporting vertical plate, an output shaft of the angle adjusting motor is connected with the upper end of the paper winding guide support, an arc-shaped groove hole is formed in the supporting vertical plate, a fixing column embedded into the arc-shaped groove hole is arranged on the paper winding guide support, the paper winding guide support is driven by the angle adjusting motor to rotate along the arc-shaped groove hole in the surface of the supporting vertical plate, the guide roller used for adjusting the angle of the paper winding roller after being stripped and loaded by a carrier is arranged on the paper winding guide support, the guide roller is arranged in parallel with the output shaft of the angle adjusting motor, and the stripped carrier is fed into the paper winding roller after being guided by the guide roller along the paper outlet side of the printing head.
2. A thermal print ribbon stripping apparatus as claimed in claim 1 further comprising a motor controller connected to the angle adjustment motor, said motor controller being adapted to adjust the angle of rotation of the angle adjustment motor to adjust the angle of the web guide support to vary the angle of stripping of the carrier from the ribbon after printing, in accordance with the print speed.
3. A thermal print ribbon stripping apparatus as claimed in claim 1 wherein said arcuate slot in said support riser surface is no less than 1/4 arcs for a roll paper guide bracket adjustment of 0-90 °.
4. A thermal print ribbon stripping apparatus as claimed in claim 1 wherein said angle adjustment assembly further includes a raster rotary encoder disposed coaxially with said angle adjustment motor for capturing the current angle of rotation of said angle adjustment motor.
5. A thermal print ribbon stripping apparatus as claimed in claim 1 wherein said angle adjustment assembly includes two or more parallel paper guide rollers disposed side-by-side on said roll paper guide support for performing multiple stages of guiding of stripped carrier angles.
6. A thermal print ribbon stripping apparatus as claimed in claim 1 wherein said ribbon collection mechanism is fixedly disposed above said winding mechanism.
7. A thermal print ribbon stripping apparatus as claimed in claim 1 wherein said angle adjustment assembly includes two symmetrically disposed side support risers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123011750.3U CN216330941U (en) | 2021-12-02 | 2021-12-02 | Thermal printing ribbon stripping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123011750.3U CN216330941U (en) | 2021-12-02 | 2021-12-02 | Thermal printing ribbon stripping device |
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| Publication Number | Publication Date |
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| CN216330941U true CN216330941U (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123011750.3U Active CN216330941U (en) | 2021-12-02 | 2021-12-02 | Thermal printing ribbon stripping device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115122789A (en) * | 2022-06-29 | 2022-09-30 | 厦门汉印电子技术有限公司 | Carbon ribbon control method, device and equipment for multicolor printing and readable storage medium |
-
2021
- 2021-12-02 CN CN202123011750.3U patent/CN216330941U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115122789A (en) * | 2022-06-29 | 2022-09-30 | 厦门汉印电子技术有限公司 | Carbon ribbon control method, device and equipment for multicolor printing and readable storage medium |
| CN115122789B (en) * | 2022-06-29 | 2023-12-01 | 厦门汉印电子技术有限公司 | Method, device, equipment and readable storage medium for controlling carbon ribbon of multicolor printing |
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