CN107310276A - Thermal printer - Google Patents
Thermal printer Download PDFInfo
- Publication number
- CN107310276A CN107310276A CN201710535432.6A CN201710535432A CN107310276A CN 107310276 A CN107310276 A CN 107310276A CN 201710535432 A CN201710535432 A CN 201710535432A CN 107310276 A CN107310276 A CN 107310276A
- Authority
- CN
- China
- Prior art keywords
- foregoing
- pedestal
- mounting bracket
- axostylus axostyle
- seesaw
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
Landscapes
- Handling Of Sheets (AREA)
Abstract
A kind of thermal printer, motor including pedestal and on pedestal, driving gear component, printhead and rubber roll, foregoing rubber roll can be rotatably arranged on a mounting bracket by a rubber roller, the mounting bracket is by a dismountable type structure on foregoing pedestal, it is characterized in that described dismountable type structure includes axostylus axostyle, first rotating shaft, second rotating shaft, spanner and return unit, force under pulling part state, the first foregoing clamping part and the second clamping part depart from, simultaneously, second gear teeth drive first gear teeth, first seesaw part is rotated, so that the second axis of rotation, and then second seesaw part rotate, first seesaw part and the second seesaw part drive axostylus axostyle simultaneously, axostylus axostyle is forced to depart from groove.Overall structure is simple, easy to operate.
Description
Technical field
The present invention relates to a kind of thermal printer.
Background technology
Existing thermal printer generally comprises pedestal, motor, driving gear component, print head assembly and can rotationally set
In the rubber roll on pedestal, the power intake of driving gear component is engaged with the active output gear of motor, clutch end with
Located at rubber roll end rubber-covered roll gear engage, rubber roll be used for drive printing paper to move, have between rubber roll and print head assembly into
Paper passage, print head assembly is typically again including printhead (abbreviation TPH, Thermal Print Head), printing head support part, stage clip
And stage clip support frame, printhead is on printing head support part, and stage clip support frame two ends are located at the two ends of pedestal, stage clip two ends difference
Offseted with printing head support part and stage clip support frame, printing paper can be just pressed in roll surfaces by such printhead.In printing paper dress
When entering or correcting processing, typically realized by dismantling rubber roll, and rubber roll two ends are typically provided to have on two bearings, pedestal and supply axle
The groove of setting is held, groove is semi-circular shape, and working condition lower bearing is always positioned in groove；When needing paper, can easily by
Rubber roll connection bearing is easily disengaged out of groove.But exist following not enough：Bearing play amplitude in groove is larger, influences rubber roll
Normal operation.
Therefore, disclosing a kind of improved structure in the prior art, referenced patent number is in ZL200520130017.5
State's utility model patent《Miniature heating agent printer engine》Enabling is additionally arranged in (Authorization Notice No. is CN2725292Y), the patent
Tabletting and return shell fragment, enabling tabletting is acted on by the pressure of return shell fragment, so as to ensure that rubber roll is stably positioned in locating slot
It is interior, during upper paper, as long as the pulling part of operation enabling tabletting, overcome the pressure of return shell fragment, rubber roll just departs from locating slot naturally.Behaviour
Make simple, also, positioning prepares, and operation is smooth, but the structure overall structure is complex, and enabling tabletting is unconventional part,
Improve technology difficulty and add manufacturing cost.
On this basis, applicant has developed a kind of new rubber roll demountable structure, Patent No. is seen
ZL201120357824.6 Chinese utility model patent《Pedestal has the temperature-sensitive of the assembling structure with rubber roll assembling structure and application
Printer》Bearing in (Authorization Notice No. is CN202271666U), the patent is located at pedestal by the jump ring of a special shape
Groove in so that the assembling of rubber roll shirk it is easily quick, meanwhile, during use, the effect bearing by elastic spacing portion is several
Will not occur play, it is ensured that the normal table running of rubber roll.
The content of the invention
The technical problems to be solved by the invention are that to provide a kind of rubber roll convenient disassembly fast for the above-mentioned state of the art
Prompt thermal printer.
The present invention solve the technical scheme that is used of above-mentioned technical problem for：A kind of thermal printer, including pedestal and set
In the motor on pedestal, driving gear component, printhead and rubber roll, the power intake of aforementioned drive gear component and motor
Active output gear is engaged, and clutch end is engaged with the rubber-covered roll gear located at rubber roll end, and foregoing printhead is located at pedestal
On, foregoing rubber roll can be rotatably arranged on a mounting bracket by a rubber roller, and the mounting bracket is located at by a dismountable type structure
On foregoing pedestal, it is characterised in that described dismountable type structure includes
Axostylus axostyle, flexibly on foregoing mounting bracket and parallel foregoing rubber roller；
First rotating shaft, parallel foregoing rubber roller can be rotatably arranged on foregoing mounting bracket, and one end is swung provided with first
Part, the first swing component front end has the first clamping part；
Second rotating shaft, the length direction of parallel printhead can be rotatably arranged on foregoing pedestal；Two ends are respectively equipped with can be with
The first seesaw part and the second seesaw part that second rotating shaft is rotated together, the first foregoing seesaw part side form first gear teeth；
Spanner, can be rotatably arranged on foregoing pedestal, and one end forms the second wheel with foregoing first gear teeth engaged transmission
Tooth, the second clamping part being engaged by clamping with foregoing first clamping part is formed close to second gear teeth, and the other end is protruding to be formed
Pulling part；And
Return unit, forces on foregoing pedestal and all the time the second rotating shaft to keep original state；
The both sides of the pedestal have the groove set for axostylus axostyle, foregoing the first seesaw part and the second seesaw part point respectively
Not close to foregoing groove arrangement；
Foregoing mounting bracket is located in the state of pedestal, and described rubber roll is close to printhead, and described axostylus axostyle is located in groove,
The first foregoing clamping part and the second clamping part are engaged by clamping；Force under pulling part state, the first foregoing clamping part and
Two clamping parts depart from, meanwhile, second gear teeth drive first gear teeth, and the first seesaw part is rotated, so that the second axis of rotation, and then
Second seesaw part is rotated, and the first seesaw part and the second seesaw part drive axostylus axostyle simultaneously, force axostylus axostyle to depart from groove.
Described axostylus axostyle and first rotating shaft is respectively arranged on the both sides up and down of rubber roll.Integral layout is reasonable, stress equalization.
The both sides of described mounting bracket are formed moves back and forth bar hole for axostylus axostyle two ends, and described axostylus axostyle is led provided with one
To plate, a spring leaf is provided between mounting bracket on the inside of the guide plate, the spring leaf forces guide plate to remain out movement all the time
Trend.Guide plate can be for sheet feeder guide, while playing a part of installing axostylus axostyle.
The guide plate two ends have connecting plate respectively, and the connecting plate is rotated with rubber roller and is connected, accordingly, described
Bar hole is in arc-shaped.So guide plate can just be rotated centered on rubber roller, and rotation amplitude is well controlled.
Preferably, described return unit is a torsion spring, in the middle part of the torsion spring on the projection of pedestal, in one end and pedestal
Side wall offsets, and the other end offsets with the second seesaw part.
Further, the other end of the first rotating shaft is provided with the second swing component, and the mounting bracket, which is provided with, to be used to limit the
One swing component and the second swing component continue the limiting plate swung.
To enable printing paper is smooth to pass through, described pedestal forms guide part positioned at printhead lower end, the pedestal with
The gap passed through for printing paper is formed after mounting bracket assembling, between foregoing guide part and guide plate.
Described mounting bracket, which is provided with, to be used to increase the metal frame of intensity.
Compared with prior art, the advantage of the invention is that：When printing paper loads or needs to correct processing, only need to gently it pull
Wrench, mounting bracket is just flicked with pedestal, after being disposed, and axostylus axostyle respective slot is caught in, and by the first clamping part and second
Clamping part clamping, i.e. assembling are finished, and overall structure is simple, easy to operate.
Brief description of the drawings
Fig. 1 is example structure schematic diagram.
Fig. 2 is another viewing angle constructions schematic diagram of embodiment.
Fig. 3 is Fig. 1 exploded view.
Fig. 4 is Fig. 2 exploded view.
Fig. 5 is the exploded view of mounting bracket, guide plate and first rotating shaft in Fig. 4.
Fig. 6 is the exploded view of Fig. 3 medium-height trestles, the second rotating shaft and spanner.
Fig. 7 is another visual angle enlarged drawing of spanner in Fig. 6.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in Fig. 1~Fig. 6, thermal printer in the present embodiment includes pedestal 5 and motor 8 on pedestal 5, passed
Moving gear component 81, printhead 10 and rubber roll 2, the power intake of driving gear component 81 and the active output gear of motor 8
Engagement, clutch end is engaged with the rubber-covered roll gear 22 located at the end of rubber roll 2, and printhead 10 is on pedestal 5, and rubber roll 2 passes through
One rubber roller 21 can be rotatably arranged on mounting bracket 1, and the mounting bracket 1 is by dismountable type structure on pedestal 5.
Dismountable type structure includes axostylus axostyle 31, first rotating shaft 4, the second rotating shaft 6, spanner 7 and return unit 9, and axostylus axostyle 31 is flexibly
On mounting bracket 1 and parallel rubber roller 21.
The parallel rubber roller 21 of first rotating shaft 4 can be rotatably arranged on mounting bracket 1, and one end is provided with the first swing component 41, and this
The front end of one swing component 41 has the first clamping part 411；The other end is provided with the second swing component 42, and mounting bracket 1, which is provided with, to be used to limit
First swing component 41 and the second swing component 42 continue the limiting plate 12 swung.Axostylus axostyle 31 and first rotating shaft 4 are respectively arranged on rubber roll 2
Both sides up and down.
The length direction of the parallel printhead 10 of second rotating shaft 6 can be rotatably arranged on pedestal 5；Two ends are respectively equipped with can be with
The first seesaw part 61 and the second seesaw part 62 that two rotating shafts 6 are rotated together, the side of the first seesaw part 61 forms first gear teeth 63.
With reference to shown in Fig. 7, spanner 7 can be rotatably arranged on pedestal 5, and one end is formed and the engaged transmission of first gear teeth 63
Second gear teeth 71, close to second gear teeth 71 form with the first clamping part 411 be engaged by clamping the second clamping part 72, the other end to
Overhang to form pulling part 73.
Return unit 9 is on pedestal 5 and forces the second rotating shaft 6 to keep original state all the time；Return unit 9 in the present embodiment
For a torsion spring, torsion spring middle part is on the projection of pedestal 5, and one end offsets with the madial wall of pedestal 5, the other end and the second seesaw part
62 offset.
The both sides of pedestal 5 have 62 points of the groove 54 set for axostylus axostyle 31, the first seesaw part 61 and the second seesaw part respectively
Do not arranged close to groove 54.
Pedestal 5 forms guide part 101 positioned at the lower end of printhead 10, after pedestal 5 is assembled with mounting bracket 1, guide part 101 with
The gap passed through for printing paper is formed between guide plate 3
The both sides of mounting bracket 1 are formed moves back and forth bar hole 11 for the two ends of axostylus axostyle 31, and axostylus axostyle 31 is provided with guide plate 3,
Spring leaf 33 is provided between the inner side of guide plate 3 and mounting bracket 1, it is mobile that the spring leaf 33 forces guide plate 3 to remain out all the time
Trend.Specifically, the two ends of guide plate 3 have connecting plate respectively, and the connecting plate is rotated with rubber roller 21 and is connected, corresponding, bar
Shape hole 11 is in arc-shaped.So the coiling rubber roller 21 of guide plate 3 can be rotated along bar hole 11.
To improve bulk strength, the outside of mounting bracket 1 is provided with metal frame 14, and the outside of pedestal 5 is provided with metallic plate 51,5 liang of pedestal
Side is packaged by metal cover board 52 and metal cover board 53.
Mounting bracket 1 is located in the state of pedestal 5, and rubber roll 2 is close to printhead 10, and axostylus axostyle 31 is in groove 54, the first card
Buckle 411 is engaged by clamping with the second clamping part 72.
When printing paper loads or needs to correct processing, force under the state of pulling part 73, the first clamping part 411 and the second card
Buckle 72 departs from, meanwhile, second gear teeth 71 drive first gear teeth 63, and the first seesaw part 61 is rotated, so that 6 turns of the second rotating shaft
Move, and then the second seesaw part 62 is rotated, such first seesaw part 61 and the second seesaw part 62 drive axostylus axostyle 31 simultaneously, force axostylus axostyle
31 depart from groove 54.Mounting bracket 1 departs from pedestal 5, can assemble and disassemble printing paper.After being disposed, by the respective slot 54 of axostylus axostyle 31
It is caught in, and the first clamping part 411 and the clamping of the second clamping part 72, i.e. assembling is finished, overall structure is simple, it is easy to operate fast
It is prompt.
Claims (8)
1. a kind of thermal printer, including pedestal and motor, driving gear component, printhead and rubber roll on pedestal, preceding
State the power intake of driving gear component to engage with the active output gear of motor, clutch end is with being located at rubber roll end
Rubber-covered roll gear is engaged, and foregoing printhead is on pedestal, and foregoing rubber roll can be rotatably arranged in an installation by a rubber roller
On frame, the mounting bracket is by a dismountable type structure on foregoing pedestal, it is characterised in that described dismountable type structure includes
Axostylus axostyle, flexibly on foregoing mounting bracket and parallel foregoing rubber roller；
First rotating shaft, parallel foregoing rubber roller can be rotatably arranged on foregoing mounting bracket, and one end is provided with the first swing component, should
First swing component front end has the first clamping part；
Second rotating shaft, the length direction of parallel printhead can be rotatably arranged on foregoing pedestal；Two ends are respectively equipped with can be with second
The first seesaw part and the second seesaw part that rotating shaft is rotated together, the first foregoing seesaw part side form first gear teeth；
Spanner, can be rotatably arranged on foregoing pedestal, and one end forms second gear teeth with foregoing first gear teeth engaged transmission, leans on
Nearly second gear teeth form the second clamping part being engaged by clamping with foregoing first clamping part, and the protruding formation of the other end is pulled
Portion；And
Return unit, forces on foregoing pedestal and all the time the second rotating shaft to keep original state；
The both sides of the pedestal have the groove set for axostylus axostyle respectively, and foregoing the first seesaw part and the second seesaw part is leaned on respectively
The groove arrangement nearby stated；
Foregoing mounting bracket is located in the state of pedestal, and described rubber roll is close to printhead, and described axostylus axostyle is foregoing in groove
The first clamping part and the second clamping part be engaged by clamping；Force under pulling part state, the first foregoing clamping part and the second card
Buckle departs from, meanwhile, second gear teeth drive first gear teeth, and the first seesaw part is rotated, so that the second axis of rotation, and then second
Seesaw part is rotated, and the first seesaw part and the second seesaw part drive axostylus axostyle simultaneously, force axostylus axostyle to depart from groove.
2. thermal printer according to claim 1, it is characterised in that described axostylus axostyle and first rotating shaft is respectively arranged on glue
The both sides up and down of roller.
3. thermal printer according to claim 1, it is characterised in that the both sides of described mounting bracket, which are formed, supplies axostylus axostyle
Two ends move back and forth bar hole, and described axostylus axostyle is provided with the inside of a guide plate, the guide plate is provided with a bullet between mounting bracket
Reed, the spring leaf forces guide plate to remain out mobile trend all the time.
4. thermal printer according to claim 3, it is characterised in that the guide plate two ends have connecting plate respectively, should
Connecting plate is rotated with rubber roller and is connected, accordingly, and described bar hole is in arc-shaped.
5. thermal printer according to claim 1, it is characterised in that described return unit is in the middle part of a torsion spring, the torsion spring
On the projection of pedestal, one end offsets with pedestal madial wall, and the other end offsets with the second seesaw part.
6. thermal printer according to claim 1, it is characterised in that the other end of the first rotating shaft is provided with the second pendulum
Moving part, the mounting bracket, which is provided with, to be used to limit the first swing component and the second swing component continues the limiting plate of swing.
7. thermal printer according to claim 1, it is characterised in that described pedestal is formed positioned at printhead lower end
Guide part, the pedestal is with after mounting bracket assembling, forming the gap passed through for printing paper between foregoing guide part and guide plate.
8. thermal printer according to claim 1, it is characterised in that described mounting bracket, which is provided with, to be used to increase intensity
Metal frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710535432.6A CN107310276B (en) | 2017-07-04 | 2017-07-04 | Thermal printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710535432.6A CN107310276B (en) | 2017-07-04 | 2017-07-04 | Thermal printer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107310276A true CN107310276A (en) | 2017-11-03 |
| CN107310276B CN107310276B (en) | 2019-01-11 |
Family
ID=60180632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710535432.6A Active CN107310276B (en) | 2017-07-04 | 2017-07-04 | Thermal printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107310276B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108556489A (en) * | 2018-03-01 | 2018-09-21 | 宁波精芯科技有限公司 | Thermal printer movement |
| CN110561918A (en) * | 2019-08-13 | 2019-12-13 | 宁波精芯科技有限公司 | Thermal printer |
| CN112477439A (en) * | 2020-11-24 | 2021-03-12 | 宁波精芯科技有限公司 | Thermal printer |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2825292Y (en) * | 2005-11-01 | 2006-10-11 | 北京思普瑞特科技发展有限公司 | Minsized thermal printer movement |
| CN201889965U (en) * | 2010-11-11 | 2011-07-06 | 宁波精芯科技有限公司 | Rubber roller component mounting structure and thermo-sensitive printer with same |
| CN202271666U (en) * | 2011-09-23 | 2012-06-13 | 宁波精芯科技有限公司 | Rack and rubber roll assembling structure and thermosensitive printer applying assembling structure |
| CN202293697U (en) * | 2011-10-17 | 2012-07-04 | 珠海赛达精密电子技术有限公司 | Bill printer core |
| CN104309311A (en) * | 2014-10-31 | 2015-01-28 | 宁波精芯科技有限公司 | Note thermal printer |
| CN104309310A (en) * | 2014-10-31 | 2015-01-28 | 宁波精芯科技有限公司 | Thermal printer |
| JP2017035803A (en) * | 2015-08-07 | 2017-02-16 | セイコーインスツル株式会社 | Printing unit and thermal printer |
-
2017
- 2017-07-04 CN CN201710535432.6A patent/CN107310276B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2825292Y (en) * | 2005-11-01 | 2006-10-11 | 北京思普瑞特科技发展有限公司 | Minsized thermal printer movement |
| CN201889965U (en) * | 2010-11-11 | 2011-07-06 | 宁波精芯科技有限公司 | Rubber roller component mounting structure and thermo-sensitive printer with same |
| CN202271666U (en) * | 2011-09-23 | 2012-06-13 | 宁波精芯科技有限公司 | Rack and rubber roll assembling structure and thermosensitive printer applying assembling structure |
| CN202293697U (en) * | 2011-10-17 | 2012-07-04 | 珠海赛达精密电子技术有限公司 | Bill printer core |
| CN104309311A (en) * | 2014-10-31 | 2015-01-28 | 宁波精芯科技有限公司 | Note thermal printer |
| CN104309310A (en) * | 2014-10-31 | 2015-01-28 | 宁波精芯科技有限公司 | Thermal printer |
| JP2017035803A (en) * | 2015-08-07 | 2017-02-16 | セイコーインスツル株式会社 | Printing unit and thermal printer |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108556489A (en) * | 2018-03-01 | 2018-09-21 | 宁波精芯科技有限公司 | Thermal printer movement |
| CN108556489B (en) * | 2018-03-01 | 2023-08-15 | 宁波精芯科技有限公司 | Thermal printer core |
| CN110561918A (en) * | 2019-08-13 | 2019-12-13 | 宁波精芯科技有限公司 | Thermal 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107310276B (en) | 2019-01-11 |
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