CN203666134U - Printing-head assembly installation structure and temperature-sensitive printer core therewith - Google Patents
Printing-head assembly installation structure and temperature-sensitive printer core therewith Download PDFInfo
- Publication number
- CN203666134U CN203666134U CN201320688946.2U CN201320688946U CN203666134U CN 203666134 U CN203666134 U CN 203666134U CN 201320688946 U CN201320688946 U CN 201320688946U CN 203666134 U CN203666134 U CN 203666134U
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- groove
- draw
- printing head
- pedestal
- spanner
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Abstract
The utility model discloses a printing-head assembly installation structure, and the structure comprises a base frame and a printing head assembly disposed on the base frame. The printing head assembly comprises a printing head, a printing head support, a pressure spring, and a pressure spring support frame. The printing head is disposed on the printing head support. The structure is characterized in that one side of the base frame is provided with a chute which is provided with an upward opening; one end of a spanner and one side of the base frame can be rotatingly arranged; the other end of the spanner is a free end; an inner side surface of the spanner is provided with a clamping groove in a molded manner; the clamping groove is provided with a first clamping position and a second clamping position; a side of the printing head support laterally extends to form a sliding part; and the sliding part is located in the chute and the outer end part of the sliding part is clamped in the clamping groove. The utility model also discloses a temperature-sensitive printer core which employs the printing-head assembly installation structure. During the loading or correction of printing paper, only the spanner needs to be pulled, and the printing head support is separated from a glue roller. After processing, the spanner returns to the original place, and the printing head support gets close to the glue roller. The overall structure is simple and the operation is convenient and quick.
Description
Technical field
The utility model relates to a kind of print head assembly, and the utility model also relates to a kind of thermal printer movement.
Background technology
Existing thermal printer generally comprises pedestal, motor, driving gear component, print head assembly and can be located at rotationally the rubber roll on pedestal, the power intake of driving gear component engages with the active output gear of motor, clutch end engages with the rubber-covered roll gear of being located at rubber roll end, rubber roll is used for driving printing paper to move, between rubber roll and print head assembly, there is paper feed channel, print head assembly generally comprises again that printhead (is called for short TPH, Thermal Print Head), printing head support part, stage clip and stage clip bracing frame, printhead is located on printing head support part, the two ends of pedestal are located at stage clip bracing frame two ends, stage clip two ends offset with printing head support part and stage clip bracing frame respectively, printhead just can be pressed in printing paper rubber roll surface like this.In the time that printing paper packs into or corrects processing, general by the realization of dismounting rubber roll, and rubber roll two ends are generally provided with two bearings, have the groove that supplies bearing to arrange on pedestal, and groove is semi-circular shape, duty lower bearing is positioned at groove all the time; Need to go up paper time, can easily rubber roll be communicated with to bearing and easily throw off in groove.But exist following not enough: bearing play amplitude in groove is larger, affects the normal operation of rubber roll.
For this reason, a kind of improved structure is disclosed in prior art, referenced patent number is the Chinese utility model patent " miniature heating agent printer engine " (Granted publication number is CN2725292Y) of ZL200520130017.5, open the door compressing tablet and return shell fragment in this patent, are set up, pressure-acting by return shell fragment is in the compressing tablet that opens the door, thereby ensure that rubber roll is stably positioned at locating slot, when upper paper, the pulling part of compressing tablet as long as operation is opened the door, overcome the pressure of return shell fragment, rubber roll just departs from locating slot naturally.Simple to operate, and prepare location, move smooth and easyly, but this structural entity structure is comparatively complicated, the compressing tablet that opens the door is unconventional parts, has improved technology difficulty and has increased manufacturing cost.
On this basis, the applicant has developed a kind of novel rubber roll demountable structure, see that the patent No. is the Chinese utility model patent " frame and rubber roll assembly structure and application have the thermal printer of this assembly structure " (Granted publication number is CN202271666U) of ZL201120357824.6, bearing in this patent is located at by the jump ring of a special form system in the groove of pedestal, make the assembling of rubber roll shirk easily quick, simultaneously, in use procedure, be subject to the effect bearing of elastic spacing portion that play can occur hardly, ensure the normal stable running of rubber roll.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of rubber roll motionless and print head assembly mounting structure that the relative rubber roll of printing head support part can open for the above-mentioned state of the art.
Another technical problem to be solved in the utility model is to provide a kind of printing paper and packs into or correct and process the convenient print head assembly mounting structure of processing.
Another technical problem to be solved in the utility model is to provide the motionless and thermal printer that the relative rubber roll of printing head support part can open of a kind of rubber roll.
Another technical problem to be solved in the utility model is to provide a kind of printing paper and packs into or correct and process the convenient thermal printer of processing.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of print head assembly mounting structure, comprise pedestal and be located at large print head assembly on pedestal, aforesaid print head assembly comprises printhead and printing head support part, aforesaid printhead is located on printing head support part, it is characterized in that described pedestal one side has the chute of an opening upwards, one spanner one end and pedestal one side can arrange rotationally, the other end is free end, the medial surface of this spanner forms a draw-in groove, this draw-in groove has the first engagement position and the second engagement position, described printing head support part one side is laterally extending a sliding part, this sliding position in chute and outer end be connected in aforesaid draw-in groove, under the first engagement position state of aforesaid sliding part in draw-in groove, described printhead is duty,
Pull the free end of aforementioned spanner, aforesaid sliding part departs from the first engagement position and slides into the second engagement position of draw-in groove, and described printing head support part drives printhead to move.
Further, a side of described pedestal forms a through hole, and one end of described spanner has a bearing pin portion, and this bearing pin portion can be located in aforesaid through hole rotationally.
For reducing the wearing and tearing of sliding part, on described sliding part, be arranged with a columned axle sleeve, this axle sleeve contacts with described chute inwall and draw-in groove inwall.
As preferably, described draw-in groove is V font, and the first described engagement position and the second engagement position lay respectively at the two ends of draw-in groove.
Further, described print head assembly also comprises stage clip and stage clip bracing frame, aforementioned stage clip bracing frame two ends are located on pedestal, aforementioned stage clip two ends offset with printing head support part and stage clip bracing frame respectively, and the madial wall of described pedestal has vertical installation portion, and the front end face of this installation portion has protruding buckle wedge platform, accordingly, described stage clip bracing frame has the hole clipping with aforementioned buckle wedge platform adaptation, and described stage clip bracing frame is subject to stage clip effect and is close to installation portion.
A kind of thermal printer movement, comprise pedestal and be located at the motor on pedestal, driving gear component, print head assembly and rubber roll, the power intake of aforementioned driving gear component engages with the active output gear of motor, clutch end engages with the rubber-covered roll gear of being located at rubber roll end, aforementioned rubber roll two ends can be located at rotationally the aforesaid print head assembly in pedestal both sides and comprise printhead and printing head support part, aforesaid printhead is located on printing head support part, aforesaid printing head support part is near rubber roll setting, it is characterized in that described pedestal one side has the chute of an opening upwards, one spanner one end and pedestal one side can arrange rotationally, the other end is free end, the medial surface of this spanner forms a draw-in groove, this draw-in groove has the first engagement position and the second engagement position, described printing head support part one side is laterally extending a sliding part, this sliding position in chute and outer end be connected in aforesaid draw-in groove,
Under the first engagement position state of aforesaid sliding part in draw-in groove, it is surperficial and in running order that printing paper is pressed in rubber roll by described printhead;
Pull the free end of aforementioned spanner, aforesaid sliding part departs from the first engagement position and slides into the second engagement position of draw-in groove, and described printing head support part drives printhead mobile compression press spring and away from rubber roll backward.
One side of described pedestal forms a through hole, and one end of described spanner has a bearing pin portion, and this bearing pin portion can be located in aforesaid through hole rotationally.In described bearing pin portion, be provided with groove, and one end of described rubber roll can be located in this groove rotationally.Spanner and rubber roll are also assembled into one like this, and it is compact that structure seems.
Described spanner and driving gear component are located at respectively the both sides of pedestal.Be beneficial to overall weight balance.
Compared with prior art, the utility model has the advantage of: printing paper packs into or corrects while processing, only need pull gently spanner, printing head support part just opens with rubber roll, and after being disposed, spanner restores to the original state, printing head support part is near rubber roll, overall structure is simple, convenient to operation, substitutes the traditional structure that original rubber roll moves.
Brief description of the drawings
Fig. 1 is example structure schematic diagram.
Fig. 2 is the decomposition installation diagram of Fig. 1.
Fig. 3 is the decomposition installation diagram at another visual angle of Fig. 1.
Fig. 4 is local state figure when spanner is opened in embodiment.
Fig. 5 is that embodiment uses state reference map.
Fig. 6 is another use state reference map of embodiment.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
As shown in Figure 1, Figure 2 and Figure 3, thermal printer movement in the present embodiment comprises pedestal 1 and is located at motor 5, driving gear component 7, flexible PCB 6, print head assembly 4 and the rubber roll 2 on pedestal 1, the power intake of driving gear component 7 engages with the active output gear of motor 5, clutch end engages with rubber roll 2 gears of being located at rubber roll 2 ends, rubber roll 2 two ends can be located at pedestal 1 both sides rotationally, and flexible PCB 6 is connected with motor and printhead 45 respectively.
Print head assembly 4 comprises printhead 45, printing head support part 43, stage clip 42 and stage clip bracing frame 41, printhead 45 is located on printing head support part 43, the two ends of pedestal 1 are located at stage clip bracing frame 41 two ends, stage clip 42 two ends offset with printing head support part 43 and stage clip bracing frame 41 respectively, and printing head support part 43 arranges near rubber roll 2.
The madial wall of pedestal 1 has vertical installation portion 12, the front end face of this installation portion 12 has protruding buckle wedge platform 13, accordingly, stage clip bracing frame 41 has the hole clipping 411 with buckle wedge platform 13 adaptations, and, stage clip bracing frame 41 is acted on by stage clip 42 and is close to installation portion 12, and design can make stage clip bracing frame be located completely like this.
Pedestal 1 one sides have the chute 11 of an opening upwards, and spanner 3 one end and pedestal 1 one sides can arrange rotationally, and the other end is free end, and the medial surface of this spanner 3 forms a draw-in groove 31, and this draw-in groove 31 has the first engagement position 311 and the first engagement position 312.Particularly, spanner 3 and driving gear component 7 are located at respectively the both sides of pedestal 1.Draw-in groove 31 is V font, and the first engagement position 311 and the first engagement position 312 lay respectively at the two ends of draw-in groove 31.
Printing head support part 43 1 sides are laterally extending a sliding part, this sliding position in chute 11 and outer end be connected in draw-in groove 31, for reducing wear, on sliding part, be arranged with a columned axle sleeve 44, this axle sleeve 44 contacts with chute 11 inwalls and draw-in groove 31 inwalls.
One side of pedestal 1 forms a through hole 14, and one end of spanner 3 has a bearing pin portion 32, in the through hole 14 that this bearing pin portion 32 can be located at rotationally.In bearing pin portion 32, be provided with groove 321, one end of rubber roll 2 can be located in this groove 321 rotationally.Spanner and rubber roll are also assembled into one like this, and it is compact that structure seems.
Under first engagement position 311 states of axle sleeve 44 in draw-in groove 31, it is surperficial and in running order that printing paper is pressed in rubber roll 2 by printhead 45; Printing paper packs into or corrects while processing, only need pull lightly the free end of spanner 33, sliding part drives axle sleeve 44 to depart from the first engagement position 311 and slides into the first engagement position 312 of draw-in groove 31, and printing head support part 43 drives printhead 45 mobile compression press spring 42 and away from rubber roll 2 open-shaped (as shown in Figure 4) backward.After being disposed, spanner 3 restores to the original state, and printing head support part 43 compresses printing paper near rubber roll 2, and overall structure is simple, convenient to operation, substitutes the traditional structure that original rubber roll moves.
Fig. 5 is that embodiment uses state reference map, is mainly applicable to bending paper feed, and Fig. 6 is another use state reference map of embodiment, is mainly applicable to straight-through paper feed.
Claims (10)
1. a print head assembly mounting structure, comprise pedestal and be located at large print head assembly on pedestal, aforesaid print head assembly comprises printhead and printing head support part, aforesaid printhead is located on printing head support part, it is characterized in that described pedestal one side has the chute of an opening upwards, one spanner one end and pedestal one side can arrange rotationally, the other end is free end, the medial surface of this spanner forms a draw-in groove, this draw-in groove has the first engagement position and the second engagement position, described printing head support part one side is laterally extending a sliding part, this sliding position in chute and outer end be connected in aforesaid draw-in groove,
Under the first engagement position state of aforesaid sliding part in draw-in groove, described printhead is duty;
Pull the free end of aforementioned spanner, aforesaid sliding part departs from the first engagement position and slides into the second engagement position of draw-in groove, and described printing head support part drives printhead to move.
2. print head assembly mounting structure according to claim 1, is characterized in that a side of described pedestal forms a through hole, and one end of described spanner has a bearing pin portion, and this bearing pin portion can be located in aforesaid through hole rotationally.
3. print head assembly mounting structure according to claim 1, is characterized in that being arranged with a columned axle sleeve on described sliding part, and this axle sleeve contacts with described chute inwall and draw-in groove inwall.
4. print head assembly mounting structure according to claim 1, is characterized in that described draw-in groove is V font, and the first described engagement position and the second engagement position lay respectively at the two ends of draw-in groove.
5. print head assembly mounting structure according to claim 1, it is characterized in that described print head assembly also comprises stage clip and stage clip bracing frame, aforementioned stage clip bracing frame two ends are located on pedestal, aforementioned stage clip two ends offset with printing head support part and stage clip bracing frame respectively, the madial wall of described pedestal has vertical installation portion, the front end face of this installation portion has protruding buckle wedge platform, accordingly, described stage clip bracing frame has the hole clipping with aforementioned buckle wedge platform adaptation, and described stage clip bracing frame is subject to stage clip effect and is close to installation portion.
6. the application thermal printer movement of any print head assembly mounting structure in requirement 1～5 of having the right, comprise pedestal and be located at the motor on pedestal, driving gear component, print head assembly and rubber roll, the power intake of aforementioned driving gear component engages with the active output gear of motor, clutch end engages with the rubber-covered roll gear of being located at rubber roll end, aforementioned rubber roll two ends can be located at rotationally the aforesaid print head assembly in pedestal both sides and comprise printhead and printing head support part, aforesaid printhead is located on printing head support part, aforesaid printing head support part is near rubber roll setting, it is characterized in that described pedestal one side has the chute of an opening upwards, one spanner one end and pedestal one side can arrange rotationally, the other end is free end, the medial surface of this spanner forms a draw-in groove, this draw-in groove has the first engagement position and the second engagement position, described printing head support part one side is laterally extending a sliding part, this sliding position in chute and outer end be connected in aforesaid draw-in groove,
Under the first engagement position state of aforesaid sliding part in draw-in groove, it is surperficial and in running order that printing paper is pressed in rubber roll by described printhead;
Pull the free end of aforementioned spanner, aforesaid sliding part departs from the first engagement position and slides into the second engagement position of draw-in groove, and described printing head support part drives printhead mobile compression press spring and away from rubber roll backward.
7. thermal printer movement according to claim 6, is characterized in that a side of described pedestal forms a through hole, and one end of described spanner has a bearing pin portion, and this bearing pin portion can be located in aforesaid through hole rotationally.
8. thermal printer movement according to claim 7, it is characterized in that being provided with groove in described bearing pin portion, and one end of described rubber roll can be located in this groove rotationally.
9. thermal printer movement according to claim 6, the spanner described in it is characterized in that and driving gear component are located at respectively the both sides of pedestal.
10. thermal printer movement according to claim 6, is characterized in that described draw-in groove is V font, and the first described engagement position and the second engagement position lay respectively at the two ends of draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320688946.2U CN203666134U (en) | 2013-11-04 | 2013-11-04 | Printing-head assembly installation structure and temperature-sensitive printer core therewith |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320688946.2U CN203666134U (en) | 2013-11-04 | 2013-11-04 | Printing-head assembly installation structure and temperature-sensitive printer core therewith |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203666134U true CN203666134U (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320688946.2U Withdrawn - After Issue CN203666134U (en) | 2013-11-04 | 2013-11-04 | Printing-head assembly installation structure and temperature-sensitive printer core therewith |
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| Country | Link |
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| CN (1) | CN203666134U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538373A (en) * | 2013-11-04 | 2014-01-29 | 宁波精芯科技有限公司 | Thermal print head component installation structure and thermal printer with same |
| CN106364137A (en) * | 2016-08-29 | 2017-02-01 | 安徽奥斯博医疗仪器设备有限公司 | Thermal printing plate making device of projection films |
| CN107150508A (en) * | 2017-07-11 | 2017-09-12 | 宁波精芯科技有限公司 | Thermal sensitive label printer |
| CN112477439A (en) * | 2020-11-24 | 2021-03-12 | 宁波精芯科技有限公司 | Thermal printer |
-
2013
- 2013-11-04 CN CN201320688946.2U patent/CN203666134U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538373A (en) * | 2013-11-04 | 2014-01-29 | 宁波精芯科技有限公司 | Thermal print head component installation structure and thermal printer with same |
| CN103538373B (en) * | 2013-11-04 | 2016-02-24 | 宁波精芯科技有限公司 | Print head assembly mounting structure and application have the thermal printer cassette of this structure |
| CN106364137A (en) * | 2016-08-29 | 2017-02-01 | 安徽奥斯博医疗仪器设备有限公司 | Thermal printing plate making device of projection films |
| CN107150508A (en) * | 2017-07-11 | 2017-09-12 | 宁波精芯科技有限公司 | Thermal sensitive label printer |
| CN107150508B (en) * | 2017-07-11 | 2018-09-04 | 宁波精芯科技有限公司 | Thermal sensitive label printer |
| CN112477439A (en) * | 2020-11-24 | 2021-03-12 | 宁波精芯科技有限公司 | Thermal printer |
| CN112477439B (en) * | 2020-11-24 | 2021-10-29 | 宁波精芯科技有限公司 | Thermal printer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140625 Effective date of abandoning: 20160224 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |