CN200977754Y - Thermal sensitive printing device - Google Patents
Thermal sensitive printing device Download PDFInfo
- Publication number
- CN200977754Y CN200977754Y CN 200620015635 CN200620015635U CN200977754Y CN 200977754 Y CN200977754 Y CN 200977754Y CN 200620015635 CN200620015635 CN 200620015635 CN 200620015635 U CN200620015635 U CN 200620015635U CN 200977754 Y CN200977754 Y CN 200977754Y
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- CN
- China
- Prior art keywords
- thermal printing
- printing head
- rubber roll
- mandrel
- printhead fixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a heat sensitive printing apparatus. The heat sensitive printing apparatus comprises a rubber roll (4), a hot sensitive printing head (3) and a printing fixed part (2). The hot sensitive printing head (3) is mounted between the rubber roll (4) and the printing fixed part (2) and is fixed on the printing fixed part (2) of the printing head (3). In addition, the printing apparatus also comprises a revolution axis (21) and an electro-magnet (1); wherein a core axis (11) is mounted in the electro-magnet (1) and core axis holes (12) for the core axis to exit and enter is arranged on the electro-magnet (1). The fixing part (2) of the printing head (3) is located at the core axis hole through the movement of the core axis while the printing head (3) is contacted with the rubber roll (4) after the core axis is spread out. The heat sensitive printing apparatus of the utility model is simple structure and low cost, and can not only ensure the good contact between the hot sensitive printing head and the rubber roll but also avoid the direct friction between the hot sensitive printing head and the rubber roll each other in the process of feeding the paper, protecting the hot sensitive printing head and effectively increasing the duration.
Description
Technical field
The utility model relates to a kind of printing equipment, relates in particular to a kind of thermal printing apparatus.
Background technology
Thermal printing technique is meant utilizes heat-sensitive paper as carrier, and heating makes the heat-sensitive paper variable color by thermal head, thereby prints corresponding literal and figure.Because thermal printing has that print speed is fast, print resolution is high, font clear, long service life attractive in appearance, noise is low and characteristics such as non-maintaining, needs in the industry of a large amount of bill printings thereby be widely used in hospital, supermarket, lottery ticket printing etc.In the prior art, thermal printing apparatus mainly comprises rubber roll and thermal printing head, and the frictional force of rubber roll drive heat-sensitive paper is gone ahead during use, thereby thermal printing head heating simultaneously makes the heat-sensitive paper variable color print contents such as literal, image.
Yet, at thermal printing, especially in the mark print procedure, heat-sensitive paper often needs could enter print zone realization printing under the drive at rubber roll after after a while, this meeting that just can not exempt from heat-sensitive paper occurs and enters before the print zone, the process of rubber roll and thermal printing head direct friction, this dry friction will directly influence the service life of thermal printing head, in addition, in actual use, often have foreign matters such as dust on rubber roll and the thermal printing head, this wear problem that just makes dry friction bring is even more serious.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of thermal printing apparatus simple in structure, easy to use, can also effectively avoid the direct friction between the printhead and rubber roll in the paper feed process under guaranteeing the prerequisite of print quality.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of thermal printing apparatus, it comprises a rubber roll (4), one thermal printing head (3) and a printhead fixture (2), described thermal printing head (3) is arranged between rubber roll (4) and the printhead fixture (2), and be fixedly mounted on the printhead fixture (2), wherein, described printing equipment also comprises a rotating shaft (21) and an electromagnet (1), wherein, mandrel (11) is housed in the electromagnet (1), described electromagnet (1) is provided with the mandrel hole (12) of coming in and going out for mandrel (11), described printhead fixture (2) is movably arranged on mandrel hole (12) by rotating shaft (21) and locates, and thermal printing head (3) contacts with rubber roll (4) when stretching out at mandrel (11).
As first kind of preferred version of the present utility model, the thermal printing head of described thermal printing apparatus (3) is fixedly mounted on printhead fixture (2) upper surface, described rubber roll (4) is arranged on this thermal printing head top, printhead fixture (2) one ends are sleeved in the rotating shaft (21), and the other end then is arranged on top, mandrel hole (12).
As second kind of preferred version of the present utility model, the electromagnet of described thermal printing apparatus is arranged on the below of printhead fixture, described rotating shaft is arranged on the middle part of printhead fixture, described thermal printing head is fixedly mounted on the lower surface of printhead fixture, but with the two ends of electromagnet separation printhead rotating shaft, described rubber roll then is arranged on the below of thermal printing head.
As the third preferred version of the present utility model, the electromagnet of described thermal printing apparatus is inverted the top that is installed in the printhead fixture, described thermal printing head is fixedly mounted on the upper surface of printhead fixture, rubber roll then is arranged on the top of this thermal printing head, one end of described printhead fixture is sleeved in the rotating shaft, and the other end is connected with mandrel (11).
As the 4th kind of preferred version of the present utility model, the rotating shaft of described thermal printing apparatus (21) is arranged on the middle part of printhead fixture (2), electromagnet is inverted the top that is installed in the printhead fixture, described thermal printing head is fixedly mounted on the lower end of printhead fixture, rubber roll then is arranged on the below of this thermal printing head, and described printhead fixture one end is connected with mandrel (11).
Compared with prior art, the utility model thermal printing apparatus only need set the contact point between contact point, thermal printing head and the rubber roll between mandrel and the printhead fixture and the impulse stroke of relation of the position between the rotating shaft and mandrel, can guarantee excellent contact power between thermal printing head and the rubber roll.And; because the utility model has adopted electromagnet to control contacting between printhead and the rubber roll separately; just can before not entering print zone as yet, heat-sensitive paper allow thermal printing head and rubber roll keep released state; by the mandrel in the electromagnet thermal printing head is contacted with rubber roll again after the print zone to print Deng entering; direct friction when so just having avoided paper feed fully between thermal printing head and the rubber roll; protected thermal printing head; effectively improved its service life; in addition, the utility model also has simple in structure, low cost and other advantages.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and the specific embodiments.
Fig. 1 is the structural representation of first embodiment of the utility model thermal printing apparatus;
Fig. 2 is the electromagnet off-position schematic diagram of embodiment shown in Figure 1;
Fig. 3 is the structural representation of second embodiment of the utility model thermal printing apparatus;
Fig. 4 is the structural representation of the 3rd embodiment of the utility model thermal printing apparatus;
Fig. 5 is the structural representation of the 4th embodiment of the utility model thermal printing apparatus.
The specific embodiment
First embodiment as the utility model thermal printing apparatus sees also Fig. 1 and Fig. 2, and the utility model thermal printing apparatus comprises a thermal printing head 3, a rubber roll 4, a printhead fixture 2, a rotating shaft 21 and an electromagnet 1.Wherein, described rubber roll 4 is arranged on the top of thermal printing head 3, and described thermal printing head 3 is fixedly mounted on the upper end of printhead fixture 2.Described printhead fixture 2 uses injection molding, and the one end is provided with rotating shaft 21, described rotating shaft 21 also can be the part that is formed by metal material processing, printhead fixture 2 must be offered the hole of matching with rotating shaft 21 at the one end at this moment, and described printhead fixture 2 is fixed on the inside of thermal printing apparatus.Described electromagnet 1 uses the commercially available universal product, and it is positioned at the below of printhead fixture 2, and mandrel 11 is equipped with in its inside, the also corresponding mandrel hole 12 of coming in and going out for mandrel 11 that is provided with on the described electromagnet.When electromagnet 1 energising, mandrel 11 can stretch out from mandrel hole 12, and outage back mandrel 11 will return initial position.Described printhead fixture 2 one ends are arranged in the rotating shaft 21, the other end then is movably arranged on the top in mandrel hole 12, and, rotating shaft 21 should be arranged on the top in mandrel hole 12, mandrel 11 can promote thermal printing head 3 21 rotations around the shaft when stretch out in described mandrel hole 12, thermal printing head 3 contacts with rubber roll 4 when mandrel 11 stretches out.
Second embodiment as the utility model thermal printing apparatus, see also Fig. 3, the rotating shaft 21 of described thermal printing apparatus is arranged on the middle part of printhead fixture 2, described thermal printing head 3 is fixedly mounted on the lower surface of printhead fixture 2, and lays respectively at both sides in rotating shaft 21 with electromagnet 1.Described rubber roll 4 is arranged on the below of thermal printing head 3, when mandrel 11 when stretch out in described mandrel hole 12, promoting printhead fixture 2 one ends 21 rotates up around the shaft, accordingly, these printhead fixture 2 other ends 21 are rotated down around the shaft, and thermal printing head fixed thereon 3 is contacted with rubber roll 4.
The 3rd embodiment as the utility model thermal printing apparatus, see also Fig. 4, the electromagnet 1 of described thermal printing apparatus is installed in the top of printhead fixture 2, described thermal printing head 3 is fixedly mounted on the upper surface of printhead fixture 2,4 tops that are arranged on this thermal printing head 3 of rubber roll, one end of the close thermal printing head 3 of described printhead fixture is sleeved in the rotating shaft 21, and the other end then flexibly connects mandrel 11 and printhead fixture 2 with blind rivet 5.
The 4th embodiment as the utility model thermal printing apparatus, see also Fig. 5, the rotating shaft 21 of described thermal printing apparatus is arranged on the middle part of printhead fixture 2, thermal printing head 3 and rubber roll 4 are arranged on the below of printhead fixture 2, and an end of this printhead fixture flexibly connects mandrel 11 and printhead fixture 2 with blind rivet 5.
Claims (8)
1, a kind of thermal printing apparatus, it comprises a rubber roll (4), one thermal printing head (3) and a printhead fixture (2), described thermal printing head (3) is arranged between rubber roll (4) and the printhead fixture (2), and be fixedly mounted on the printhead fixture (2), it is characterized in that: described printing equipment also comprises a rotating shaft (21) and an electromagnet (1), wherein, mandrel (11) is housed in the electromagnet (1), described electromagnet (1) is provided with the mandrel hole (12) of coming in and going out for mandrel (11), described printhead fixture (2) is movably arranged on mandrel hole (12) by rotating shaft (21) and locates, and thermal printing head (3) contacts with rubber roll (4) when stretching out at mandrel (11).
2, thermal printing apparatus according to claim 1 is characterized in that: described electromagnet (1) is arranged on printhead fixture (2) below.
3, thermal printing apparatus according to claim 2, it is characterized in that: described thermal printing head (3) is fixedly mounted on printhead fixture (2) upper surface, described rubber roll (4) is arranged on this thermal printing head top, printhead fixture (2) one ends are sleeved in the rotating shaft (21), and the other end then is arranged on top, mandrel hole (12).
4, thermal printing apparatus according to claim 2, it is characterized in that: described rotating shaft (21) is arranged on printhead fixture (2) middle part, described thermal printing head (3) is fixedly mounted on printhead fixture (2) lower surface, and lay respectively in rotating shaft (21) both sides with electromagnet (1), described rubber roll (4) then is arranged on this thermal printing head below.
5, thermal printing apparatus according to claim 1 is characterized in that: described electromagnet (1) is installed in printhead fixture (2) top.
6, thermal printing apparatus according to claim 5, it is characterized in that: described thermal printing head (3) is fixedly mounted on printhead fixture (2) upper surface, described rubber roll (4) is arranged on thermal printing head (3) top, printhead fixture (2) one ends are sleeved in the rotating shaft (21), and the other end is connected with mandrel (11).
7, thermal printing apparatus according to claim 5, it is characterized in that: described rotating shaft (21) is arranged on printhead fixture (2) middle part, thermal printing head (3) is fixedly mounted on printhead fixture (2) lower surface, described rubber roll (4) is arranged on thermal printing head (3) below, and described printhead fixture one end is connected with mandrel (11).
8, as claim 6 or 7 described thermal printing apparatus, it is characterized in that: described printhead fixture is connected by blind rivet (5) with mandrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620015635 CN200977754Y (en) | 2006-11-06 | 2006-11-06 | Thermal sensitive printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620015635 CN200977754Y (en) | 2006-11-06 | 2006-11-06 | Thermal sensitive printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200977754Y true CN200977754Y (en) | 2007-11-21 |
Family
ID=38978135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620015635 Expired - Lifetime CN200977754Y (en) | 2006-11-06 | 2006-11-06 | Thermal sensitive printing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200977754Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111070902A (en) * | 2020-01-16 | 2020-04-28 | 苏州德启智能科技有限公司 | Paper number rubbing device |
| CN112571973A (en) * | 2020-12-28 | 2021-03-30 | 武汉精臣智慧标识科技有限公司 | Intelligent label printer |
| CN113135044A (en) * | 2021-04-28 | 2021-07-20 | 容大合众(厦门)科技集团股份公司 | Magnetic printing head sheet |
| CN115157871A (en) * | 2022-08-12 | 2022-10-11 | 厦门汉印电子技术有限公司 | Distance determination method between print head and print substrate, printing apparatus, and storage medium |
-
2006
- 2006-11-06 CN CN 200620015635 patent/CN200977754Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111070902A (en) * | 2020-01-16 | 2020-04-28 | 苏州德启智能科技有限公司 | Paper number rubbing device |
| CN112571973A (en) * | 2020-12-28 | 2021-03-30 | 武汉精臣智慧标识科技有限公司 | Intelligent label printer |
| CN113135044A (en) * | 2021-04-28 | 2021-07-20 | 容大合众(厦门)科技集团股份公司 | Magnetic printing head sheet |
| CN115157871A (en) * | 2022-08-12 | 2022-10-11 | 厦门汉印电子技术有限公司 | Distance determination method between print head and print substrate, printing apparatus, and storage medium |
| CN115157871B (en) * | 2022-08-12 | 2023-11-21 | 厦门汉印电子技术有限公司 | Method for determining distance between printing head and printing substrate, printing apparatus and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20071121 |
|
| EXPY | Termination of patent right or utility model |