CN208277639U - A kind of spliced thermal printing head - Google Patents
A kind of spliced thermal printing head Download PDFInfo
- Publication number
- CN208277639U CN208277639U CN201820918273.8U CN201820918273U CN208277639U CN 208277639 U CN208277639 U CN 208277639U CN 201820918273 U CN201820918273 U CN 201820918273U CN 208277639 U CN208277639 U CN 208277639U
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- thermal printing
- heating resistor
- printing head
- spliced
- glaze layer
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Abstract
The utility model proposes a kind of spliced thermal printing heads, including support construction plate, at least two independent thermal printing heads are equipped with along main Print direction on support construction plate, adjacent the lettering substrate of two independent thermal printing heads and the short side of metallic heat radiating plate are cut into bevel edge and spliced, the heating resistor line of two adjacent independent thermal printing heads is staggered preset spacing along secondary Print direction, two independent thermal printing heads of contiguous concatenation form overlapping region on secondary Print direction, the thickness of the raised ground glaze layer of the overlapping region or the thickness of protective layer are reduced to form segment difference region, one auxiliary heating resistor is at least set in segment difference region, heating resistor is assisted to configure between individual electrode and common electrode along main Print direction.Above-mentioned spliced thermal printing head can carry out metastable temperature-compensating to the non-segment difference region internal heat generation resistor body of stitching portion, to improve the problem of heating resistor color development concentration deficiency in print media of stitching portion.
Description
Technical field
The utility model relates to thermal printing field more particularly to a kind of spliced thermal printing heads.
Background technique
Spliced thermal printing head in the prior art, upward in leading India side for the spliced thermal printing head of guarantee
Edge joint position can also form the printing effect at seamless interval, by the lettering substrate and metallic heat radiating plate of adjacent thermal printing head
Short side be cut into bevel edge and spliced, and the heating resistor of adjacent thermal printing head is staggered centainly along secondary Print direction
Spacing, the region for making adjacent thermal printing head be cut into bevel edge forms overlapping region on secondary Print direction.To avoid phase
Adjacent thermal printing head overlapping region, to the repetition friction and Extrusion effect of print media, is needed adjacent thermal printing in lettering
The apparent height of the overlapping region of head reduces.Since the heating resistor line of adjacent thermal printing head is staggered one along secondary Print direction
Fixed spacing, therefore each independent thermal printing head is in the heating resistor of stitching portion, since one end does not have adjacent heating electric
Resistance body, under print plus the identical situation of energy, the surface temperature of the heating resistor in stitching portion can be lower than other non-splicings
The temperature on the heating resistor surface in field causes the heating resistor of stitching portion color development concentration is insufficient in print media to ask
Topic.
It is sent out to solve the above problems, generalling use and applying to the heating resistor of above-mentioned stitching portion than other non-splicing regions
The mode of the bigger energy of thermoelectricity resistance body is solved, but such mode is likely to result in the heating resistor of stitching portion because applying
Add energy excessive and destroys.
Utility model content
In order to solve the problems in the existing technology, the utility model proposes a kind of spliced thermal printing head, with
Just improve the problem of heating resistor color development concentration deficiency in print media of existing spliced thermal printing head stitching portion, together
When avoid the heating resistor of stitching portion because apply energy it is excessive due to destroy.
To achieve the goals above, the utility model proposes a kind of spliced thermal printing head, including support construction plate,
At least two independent thermal printing heads, the independent thermal printing head packet are equipped with along main Print direction on the support construction plate
Metallic heat radiating plate is included, the metallic heat radiating plate is equipped with lettering substrate and wire loop plate, in the lettering substrate or conducting wire
Equipped with control IC on circuit board；The lettering substrate includes insulating substrate, is fully equipped with flat ground glaze layer on insulating substrate,
It is locally provided with raised ground glaze layer on the flat ground glaze layer, is equipped with several heating resistors on the raised ground glaze layer
Body, is equipped with lead electrode on the flat ground glaze layer and raised ground glaze layer, and the lead electrode includes individual electrode and is total to
Same electrode, several heating resistors on each independent thermal printing head are configured along main Print direction in individual electrode and common
Heating resistor line is formed between electrode, and protection is equipped on the heating resistor line and partial individual electrode and common electrode
Layer；IC and lettering substrate will be controlled by bonding lead and wire loop plate is electrically connected to drive to heating resistor
It is dynamic；Adjacent the lettering substrate of two independent thermal printing heads and the short side of metallic heat radiating plate are cut into bevel edge and spliced,
The heating resistor line of two adjacent independent thermal printing heads is staggered preset spacing along secondary Print direction, and two of contiguous concatenation
Independent thermal printing head forms overlapping region on secondary Print direction, the thickness of the raised ground glaze layer of the overlapping region or protection
The thickness of layer is reduced to form segment difference region, and an auxiliary heating resistor is at least arranged in the segment difference region, described auxiliary
Help heating resistor along the configuration of main Print direction between individual electrode and common electrode.
Preferably, along secondary Print direction between the center line of the heating resistor line of two adjacent independent thermal printing heads
At a distance of 1mm ~ 5mm.
Preferably, the resistance value of the auxiliary heating resistor is adjacent non-segment difference region internal heat generation resistor body resistance value
1.2 times or more.
Preferably, the length of the auxiliary heating resistor and the ratio of width are adjacent non-segment difference region internal heat generations
1.2 times or more of the length of resistor body and width ratio.
The beneficial effect of the program of the utility model is that above-mentioned spliced thermal printing head passes through setting segment difference region,
And it is provided with auxiliary heating resistor in segment difference region, the non-segment difference region internal heat generation resistor body of stitching portion can be carried out
Metastable temperature-compensating, and then the heating resistor of existing spliced thermal printing head stitching portion is improved in print media
The problem of upper color development concentration deficiency, while solving the heating resistor of existing spliced thermal printing head stitching portion because applying energy
Measure it is excessive and the problem of destroy.
Detailed description of the invention
Fig. 1 shows the splicing status diagram of spliced thermal printing head involved in the utility model.
Fig. 2 shows the schematic cross-sections in the region A-A in Fig. 1.
Fig. 3 shows the splicing status diagram of spliced thermal printing head involved in the utility model.
Fig. 4 shows the enlarged diagram in the region S of stitching portion in Fig. 3.
Appended drawing reference: 100- thermal printing head, 200- thermal printing head, 10- lettering substrate, 11- lettering substrate, 20- gold
Belong to heat sink, 21- metallic heat radiating plate, 30- controls IC, 40- wire loop plate, 01- insulating substrate, the flat ground glaze layer of 02-, 03-
Raised ground glaze layer, 04-heating resistor, the non-segment difference region internal heat generation resistor body of 04a-, 04b- assist heating resistor, and 05- is led
Line electrode, 05c- individual electrode, 05d- common electrode, 06- segment difference region, 07- protective layer.
Specific embodiment
Specific embodiment of the present utility model is further described with reference to the accompanying drawing.
As shown in Figure 1, spliced thermal printing head involved in the utility model includes support construction plate, in the support
At least two independent thermal printing heads are equipped with along main Print direction on structural slab, the independent thermal printing head includes heat dissipation metal
Plate, the metallic heat radiating plate is equipped with lettering substrate and wire loop plate 40, in the lettering substrate or wire loop plate 40
On equipped with control IC30.
As shown in Fig. 2, the lettering substrate includes insulating substrate 01, flat ground glaze layer is fully equipped on insulating substrate 01
02, it is locally provided with raised ground glaze layer 03 on the flat ground glaze layer 02, is equipped with several on the raised ground glaze layer 03
Heating resistor 04 is equipped with lead electrode 05, the lead electrode on the flat ground glaze layer 02 and raised ground glaze layer 03
05 includes individual electrode 05c and common electrode 05d, several heating resistors 04 on each independent thermal printing head are along leading
India side forms heating resistor line to configuration between individual electrode 05c and common electrode 05d, in the heating resistor line and portion
The individual electrode 05c and common electrode 05d divided is equipped with protective layer 07；IC30 and lettering substrate 10 will be controlled by bonding lead
And wire loop plate 40 is electrically connected to drive to heating resistor 04.
Adjacent the lettering substrate of two independent thermal printing heads and the short side of metallic heat radiating plate are cut into bevel edge to carry out
Splicing, in the present embodiment, two adjacent independent thermal printing heads include thermal printing head 100 and thermal printing head 200, tool
Body is that the right end short side of the lettering substrate 10 of thermal printing head 100 and metallic heat radiating plate 20 is cut into bevel edge, and temperature-sensitive is beaten
The left end short side of the lettering substrate 11 and metallic heat radiating plate 21 that print head 200 is cut into bevel edge, is then spliced.
The heating resistor line of two adjacent independent thermal printing heads is staggered preset spacing along secondary Print direction, so as to shape
At the printing effect that stitching portion is seamless, in the present embodiment, the heating resistor line of two adjacent independent thermal printing heads
Along secondary Print direction at a distance of 1mm ~ 5mm between center line；Two independent thermal printing heads of contiguous concatenation are on secondary Print direction
Overlapping region is formed, as shown in Figure 3,4, the thickness of the raised ground glaze layer 03 of the overlapping region or the thickness of protective layer 07 reduce
To form segment difference region 06, an auxiliary heating resistor 04b, the auxiliary fever are at least set in the segment difference region 06
Resistor body 04b is configured between individual electrode 05c and common electrode 05d along main Print direction.
By changing the length-width ratio of auxiliary heating resistor 04b, it is adjacent non-for making the resistance value for assisting heating resistor 04b
1.2 times or more of segment difference region internal heat generation resistor body 04a resistance value.In the present embodiment, assist heating resistor 04b length with
The ratio of width be adjacent non-segment difference region internal heat generation resistor body 04a length and 1.2 times or more of width ratio.It is such
Words, when printing voltage is identical, the adjacent non-segment difference region internal heat generation resistor body 04a of the power ratio of auxiliary heating resistor 04b
Power want small, even if being electrified for a long time, do not allow destructible yet.
Since the upper surface of 06 protective layer 07 of segment difference region wants low compared to the upper surface of non-segment difference region protection layer 07, because
This print media cannot be formed with auxiliary heating resistor 04b and well be contacted, and the heat that auxiliary heating resistor 04b is issued will not
It is taken away by print media, in this way, both can guarantee the auxiliary heating effect of auxiliary heating resistor 04b, edge joint position will not be changed
Lettering content.
Spliced thermal printing head involved in the utility model is set in segment difference region by setting segment difference region
Auxiliary heating resistor has been set, metastable temperature benefit can have been carried out to the non-segment difference region internal heat generation resistor body of stitching portion
It repays, and then it is insufficient to improve the heating resistor of the existing spliced thermal printing head stitching portion color development concentration in print media
Problem, at the same solve the heating resistor of existing spliced thermal printing head stitching portion because apply energy it is excessive due to destroy ask
Topic.
Claims (4)
1. a kind of spliced thermal printing head, including support construction plate are equipped on the support construction plate along main Print direction
At least two independent thermal printing heads, the independent thermal printing head includes metallic heat radiating plate, and the metallic heat radiating plate is equipped with
Lettering substrate and wire loop plate, equipped with control IC on the lettering substrate or wire loop plate；The lettering substrate
Including insulating substrate, it is fully equipped with flat ground glaze layer on insulating substrate, is locally provided with protrusion on the flat ground glaze layer
Ground glaze layer is equipped with several heating resistors on the raised ground glaze layer, in the flat ground glaze layer and raised ground glaze layer
It is equipped with lead electrode, the lead electrode includes individual electrode and common electrode, several on each independent thermal printing head
A heating resistor configures along main Print direction and forms heating resistor line between individual electrode and common electrode, in the fever
Resistive conductor and partial individual electrode and common electrode are equipped with protective layer；IC and lettering substrate will be controlled by bonding lead
And wire loop plate is electrically connected to drive to heating resistor；It is characterized by: by adjacent two independent heat
The lettering substrate of quick print head and the short side of metallic heat radiating plate are cut into bevel edge and are spliced, two adjacent independent thermal printings
The heating resistor line of head is staggered preset spacing along secondary Print direction, and two independent thermal printing heads of contiguous concatenation are printed in pair
Side is upwardly formed overlapping region, and the thickness of the raised ground glaze layer of the overlapping region or the thickness of protective layer are reduced to form segment difference
An auxiliary heating resistor is at least arranged in region in the segment difference region, and the auxiliary heating resistor is along leading India side
To configuration between individual electrode and common electrode.
2. spliced thermal printing head according to claim 1, it is characterised in that: two adjacent independent thermal printing heads
Heating resistor line center line between along secondary Print direction at a distance of 1mm ~ 5mm.
3. spliced thermal printing head according to claim 2, it is characterised in that: the resistance value of the auxiliary heating resistor
It is 1.2 times or more of adjacent non-segment difference region internal heat generation resistor body resistance value.
4. spliced thermal printing head according to claim 3, it is characterised in that: the length of the auxiliary heating resistor
Ratio with width be adjacent non-segment difference region internal heat generation resistor body length and 1.2 times or more of width ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820918273.8U CN208277639U (en) | 2018-06-14 | 2018-06-14 | A kind of spliced thermal printing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820918273.8U CN208277639U (en) | 2018-06-14 | 2018-06-14 | A kind of spliced thermal printing head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208277639U true CN208277639U (en) | 2018-12-25 |
Family
ID=64699462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820918273.8U Active CN208277639U (en) | 2018-06-14 | 2018-06-14 | A kind of spliced thermal printing head |
Country Status (1)
| Country | Link |
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| CN (1) | CN208277639U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027327A (en) * | 2019-05-10 | 2019-07-19 | 深圳市博思得科技发展有限公司 | A kind of new wide thermal printing head and preparation method thereof |
| CN111152568A (en) * | 2020-01-20 | 2020-05-15 | 东莞炜煌打印机有限公司 | Segmented printing method and device of thermal printer and thermal printer |
-
2018
- 2018-06-14 CN CN201820918273.8U patent/CN208277639U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027327A (en) * | 2019-05-10 | 2019-07-19 | 深圳市博思得科技发展有限公司 | A kind of new wide thermal printing head and preparation method thereof |
| CN111152568A (en) * | 2020-01-20 | 2020-05-15 | 东莞炜煌打印机有限公司 | Segmented printing method and device of thermal printer and thermal printer |
| CN111152568B (en) * | 2020-01-20 | 2021-03-16 | 东莞炜煌打印机有限公司 | Segmented printing method and device of thermal printer and thermal printer |
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