CN107627745A - A kind of printhead self-balancing mechanism - Google Patents
A kind of printhead self-balancing mechanism Download PDFInfo
- Publication number
- CN107627745A CN107627745A CN201710825235.8A CN201710825235A CN107627745A CN 107627745 A CN107627745 A CN 107627745A CN 201710825235 A CN201710825235 A CN 201710825235A CN 107627745 A CN107627745 A CN 107627745A
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- CN
- China
- Prior art keywords
- spherical
- printhead
- fulcrum
- balancing mechanism
- print head
- 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.)
- Pending
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- 238000009434 installation Methods 0.000 claims abstract description 24
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 230000003139 buffering effect Effects 0.000 abstract description 4
- 238000007639 printing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Abstract
The present invention relates to printer field,Disclose a kind of printhead self-balancing mechanism,Include elastic installation frame,It is provided with the print head mounting bracket of printhead,Print head mounting bracket upper end is provided with spherical fulcrum,The spherical bearing point for being adapted to and compressing with spherical fulcrum is provided with elastic installation frame,Elastic installation frame applies elastic pressure by the cooperation of spherical bearing point and spherical fulcrum to print head mounting bracket,Elastic installation frame applies pressure to print head mounting bracket,Printhead is set to be in close contact with card,Card is while transmission if there is slight shake,Spherical bearing point and spherical fulcrum carry out sphere-contact and adjusted with suitable,Buffering and printhead angular adjustment can correspondingly be made,Prevent from making printhead and card loose contact because of shake,The energy that printhead is delivered on card has been lost,Make printhead continual and steady to the pressure of card simultaneously.
Description
Technical field
The present invention relates to printer field, a kind of specifically printhead self-balancing mechanism.
Background technology
The classification of printing device increasingly refines, and function is also stronger and stronger, the new-type printing such as card puncher occurs and sets
It is standby.
The printhead of card puncher is fixed in print head mounting bracket, and marking roll drives card transmission, to printing head mounting bracket
Pressure moves down, and printhead is pressed on card and card is printed, and it is to pass through fixation that elastic installation frame, which moves down, in the prior art
Track, printhead keep level are pushed, and during card print, printhead is in close contact with card, and card has while transmission
Slight shake, printhead and card loose contact can be so caused, the energy that printhead is delivered on card has been lost, and
And printhead also can not be continual and steady to the pressure of card.
The content of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of printhead self-balancing mechanism, and elastic installation frame passes through
The cooperation of spherical bearing point and spherical fulcrum applies elastic pressure to print head mounting bracket, prevents from making printhead and card because of shake
Loose contact, the energy that printhead is delivered on card have been lost, while make printhead continual and steady to the pressure of card.
The technical solution adopted for the present invention to solve the technical problems：
A kind of printhead self-balancing mechanism, include elastic installation frame, be provided with the print head mounting bracket of printhead, the print
Head mounting bracket upper end is provided with spherical fulcrum, and the spherical carrying for being adapted to and compressing with spherical fulcrum is provided with the elastic installation frame
Point, the elastic installation frame apply elastic pressure by the cooperation of spherical bearing point and spherical fulcrum to print head mounting bracket.
Further, the spherical fulcrum is in convex spherical that the spherical bearing point is in concave ball shape.
Further, the spherical fulcrum is in concave ball shape, and the spherical bearing point is in convex spherical.
Print head mounting bracket upper end profile is in symmetrical triangle, and the spherical fulcrum is arranged on print head mounting bracket top.
Further, the sectional area of the spherical bearing point opening is more than the sectional area of spherical fulcrum.
Further, the spherical radius of the spherical bearing point upper end is equal to the spherical radius of spherical fulcrum upper end.
Further, the spherical bearing point is inclined-plane close to the lower end of opening.
Further, the inclined-plane and spherical bearing point upper end sphere are tangent.
Further, the spherical fulcrum height value is more than the depth value of spherical bearing point.
Further, the spherical fulcrum upper end is integrally molded so as hemispherical, and lower end is integrally molded so as cylinder.
Further, the marking roll for being provided with roll shaft is also included, the print head mounting bracket lower end is provided with and roll shaft
The slot mouth of adaptation.
Further, the slot mouth lower ending opening side is provided with intermediate incline.
Further, the print head mounting bracket by the perpendicular in roll shaft axle center with forming oblique angle, the print head peace
Lower end is shelved to turn forward.
Further, the elastic installation frame rear end down tilts.
Further, the side of the slot mouth lower ending opening is provided with knuckle.
Further, the intermediate incline is arranged on front side of slot mouth lower end, and the knuckle is arranged on slot mouth
On rear side of lower end.
Further, the slot mouth upper end is provided with the face of cylinder being adapted to roll shaft.
Further, the elastic installation frame is provided with elastic component in the spherical bearing point both sides.
Further, the elastic component is spring or flexure strip.
The beneficial effects of the invention are as follows：Elastic installation frame applies pressure to print head mounting bracket, makes printhead close with card
Contact, card carry out sphere-contact and matched somebody with somebody while transmission if there is slight shake, spherical bearing point and spherical fulcrum
It is suitable to adjust, buffering and printhead angular adjustment can be correspondingly made, prevents from making printhead and card loose contact because of shake,
The energy that printhead is delivered on card has been lost, while makes printhead continual and steady to the pressure of card.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the front view of the present invention；
Fig. 2 is the side view of the present invention；
Fig. 3 is of the invention along the part sectioned view at the spherical bearing point in C-C directions and spherical fulcrum；
Fig. 4 is profile of the present invention along A-A directions.
Embodiment
Reference picture 1~4, a kind of printhead self-balancing mechanism, include elastic installation frame 1, be provided with the print head of printhead
Mounting bracket 2, the upper end of print head mounting bracket 2 are provided with spherical fulcrum 21, be provided with elastic installation frame 1 be adapted to spherical fulcrum 21 to
The spherical bearing point 11 of pressure, elastic installation frame 1 are applied by the cooperation of spherical bearing point 11 and spherical fulcrum 21 to print head mounting bracket 2
Add elastic pressure.
Elastic installation frame 1 applies pressure to print head mounting bracket 2, printhead is in close contact with card, card is in transmission
Simultaneously if there is slight shake, spherical bearing point 11 and spherical fulcrum 21 carry out sphere-contact and adjusted with suitable, Ke Yixiang
Make buffering and printhead angular adjustment with answering, prevent from making printhead and card loose contact because of shake, printhead is delivered to
Energy on card has been lost, while makes printhead continual and steady to the pressure of card.
Spherical fulcrum 21 is in convex spherical, and spherical bearing point 11 is in concave ball shape, and spherical bearing point 11 and spherical fulcrum 21 match
Close or, spherical fulcrum 21 be in concave ball shape, and spherical bearing point 11 passes through convex spherical with the cooperation of concave ball shape in convex spherical
It is suitable to adjust, buffering and printhead angular adjustment can be correspondingly made, prevents from making printhead and card loose contact because of shake, beats
The energy that print head is delivered on card has been lost, while makes printhead continual and steady to the pressure of card.
The upper end profile of print head mounting bracket 2 is in symmetrical triangle, and spherical fulcrum 21 is arranged on the top of print head mounting bracket 2, symmetrically
On the one hand it can be that elastic installation frame 1 and the suitable tune printed between head mounting bracket 2 leave enough spaces that the profile of triangle, which is set, together
When also simplify structure and reduce materials, reduce cost.
The sectional area of the spherical opening of bearing point 11 is more than the sectional area of spherical fulcrum 21, and spherical fulcrum 21 is in spherical carrying
Rotated in point 11, prevent the spherical root of fulcrum 21 from producing interference with spherical bearing point 11 and carrying the spherical separable spherical of fulcrum 21
Point 11.
The spherical radius of the spherical upper end of bearing point 11 is equal to the spherical radius of the spherical upper end of fulcrum 21, makes cooperation and suitable tune more
To be stable, certainly, the spherical radius of the spherical upper end of bearing point 11 can also be more than the spherical radius of the spherical upper end of fulcrum 21.
Spherical bearing point 11 is inclined-plane close to the lower end of opening, prevents the spherical root of fulcrum 21 from being produced with spherical bearing point 11
Life is interfered and makes the spherical separable spherical bearing point 11 of fulcrum 21.
Inclined-plane and the spherical upper end sphere of bearing point 11 are tangent, make connection and transition more smooth, make cooperation and suitable tune more
Stable, the connection on certain inclined-plane and the spherical upper end sphere of bearing point 11 can also be adjusted to non-tangent mode, suitably adjust ball
The opening of shape bearing point 11, prevent the spherical root of fulcrum 21 from producing interference with spherical bearing point 11 and spherical fulcrum 21 is departed from ball
Shape bearing point 11, while spherical fulcrum 21 is retained in spherical bearing point 11.
The spherical height value of fulcrum 21 is more than the depth value of spherical bearing point 11, prevents the spherical root of fulcrum 21 and spherical carrying
Point 11 produces interference and makes the spherical separable spherical bearing point 11 of fulcrum 21.
The spherical upper end of fulcrum 21 is integrally molded so as hemispherical, and lower end is integrally molded so as cylinder, simple in construction, and shaping is held
Easily.
A kind of printhead self-balancing mechanism, also includes the marking roll 3 for being provided with roll shaft 31, and the lower end of print head mounting bracket 2 is set
The slot mouth 22 being adapted to roll shaft 31 is equipped with, slot mouth 22 is opening-like, and roll shaft 31 is inserted into slot mouth 22, and slot mouth 22 can
To be moved up and down along the cross-sectional direction of roll shaft 31, while can also be formed in suitable timing and the cross section of roll shaft 31 corresponding inclined
Angle, to prevent from making because of shake printhead and card loose contact, the energy that printhead is delivered on card has been lost, simultaneously
Make printhead continual and steady to the pressure of card.
Head mounting bracket 2 is printed with forming oblique angle by the perpendicular in the axle center of roll shaft 31, and the lower end of print head mounting bracket 2 turns forward
Tiltedly, the rear end of elastic installation frame 1 down tilts, and the power of transmission is tended to card direction of transfer of the card in printing, makes printing
Head is more continual and steady to the pressure of card.
The lower ending opening side of slot mouth 22 is provided with intermediate incline 221, and the opposite side of the lower ending opening of slot mouth 22 is provided with transition
Fillet 223, it is easy to roll shaft 31 to insert in slot mouth 22, intermediate incline 221 is arranged on front side of the lower end of slot mouth 22, knuckle
223 are arranged on rear side of the lower end of slot mouth 22, are adapted to the incline direction of above-mentioned print head mounting bracket 2 and elastic installation frame 1.
The upper end of slot mouth 22 is provided with the face of cylinder 222 being adapted to roll shaft 31, strengthens the cooperation of roll shaft 31 and slot mouth 22, subtracts
Less wear and interference.
Elastic installation frame 1 is provided with elastic component in the spherical both sides of bearing point 11, and print head is pacified by the elastic component that both sides are provided with
Shelve 2 application pressure, while elastic component is arranged on the spherical both sides of bearing point 11, such point of application can make spherical fulcrum 21 with
During spherical 11 routing motion of bearing point, spherical fulcrum 21 keeps contacting with spherical bearing point 11.
Elastic component is spring or flexure strip, while being pressed to print head mounting bracket 2, with certain cushioning effect.
It is described above, the simply better embodiment of the present invention, but the present invention is not limited to above-described embodiment, as long as
It reaches the technique effect of the present invention with any same or similar means, should all fall under the scope of the present invention.
Claims (12)
1. a kind of printhead self-balancing mechanism, include elastic installation frame (1), be provided with the print head mounting bracket (2) of printhead, its
It is characterised by：It is described print head mounting bracket (2) upper end be provided with spherical fulcrum (21), be provided with the elastic installation frame (1) with
The spherical bearing point (11) that spherical fulcrum (21) adaptation compresses, the elastic installation frame (1) pass through spherical bearing point (11) and ball
The cooperation of shape fulcrum (21) applies elastic pressure to print head mounting bracket (2).
A kind of 2. printhead self-balancing mechanism according to claim 1, it is characterised in that：The spherical fulcrum (21) is in convex
Spherical, the spherical bearing point (11) is in concave ball shape.
A kind of 3. printhead self-balancing mechanism according to claim 1, it is characterised in that：The spherical fulcrum (21) is in recessed
Spherical, the spherical bearing point (11) is in convex spherical.
4. according to a kind of any described printhead self-balancing mechanism of claims 1 to 3, it is characterised in that：The print head installation
Frame (2) upper end profile is in symmetrical triangle, and the spherical fulcrum (21) is arranged on print head mounting bracket (2) top.
5. according to a kind of any described printhead self-balancing mechanism of claims 1 to 3, it is characterised in that：The spherical carrying
The sectional area of point (11) opening is more than the sectional area of spherical fulcrum (21).
6. according to a kind of any described printhead self-balancing mechanism of claims 1 to 3, it is characterised in that：The spherical carrying
The spherical radius of point (11) upper end is equal to the spherical radius of spherical fulcrum (21) upper end.
7. according to a kind of any described printhead self-balancing mechanism of claims 1 to 3, it is characterised in that：The spherical carrying
Point (11) is inclined-plane close to the lower end of opening.
A kind of 8. printhead self-balancing mechanism according to claim 7, it is characterised in that：The inclined-plane and spherical bearing point
(11) sphere of upper end is tangent.
9. according to a kind of any described printhead self-balancing mechanism of claims 1 to 3, it is characterised in that：The spherical fulcrum
(21) height value is more than the depth value of spherical bearing point (11).
10. according to a kind of any described printhead self-balancing mechanism of claims 1 to 3, it is characterised in that：The spherical fulcrum
(21) upper end is integrally molded so as hemispherical, and lower end is integrally molded so as cylinder.
11. according to a kind of any described printhead self-balancing mechanism of claims 1 to 3, it is characterised in that：Also include setting
There is the marking roll (3) of roll shaft (31), described print head mounting bracket (2) lower end is provided with the slot mouth (22) being adapted to roll shaft (31).
A kind of 12. printhead self-balancing mechanism according to claim 11, it is characterised in that：Slot mouth (22) lower end
Opening side is provided with intermediate incline (221).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710825235.8A CN107627745A (en) | 2017-09-14 | 2017-09-14 | A kind of printhead self-balancing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710825235.8A CN107627745A (en) | 2017-09-14 | 2017-09-14 | A kind of printhead self-balancing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107627745A true CN107627745A (en) | 2018-01-26 |
Family
ID=61100279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710825235.8A Pending CN107627745A (en) | 2017-09-14 | 2017-09-14 | A kind of printhead self-balancing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107627745A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110667264A (en) * | 2019-10-30 | 2020-01-10 | 上海创马特智能标识技术有限公司 | Printing head bracket mechanism and working method |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4169682A (en) * | 1978-01-31 | 1979-10-02 | Texas Instruments Incorporated | Printer mechanism |
| JPS60105551A (en) * | 1983-11-14 | 1985-06-11 | Mitsubishi Electric Corp | Fixing device for thermal recoring head |
| US4666330A (en) * | 1985-12-04 | 1987-05-19 | Tuthill Corporation | Ball joint assembly |
| US5114251A (en) * | 1990-05-25 | 1992-05-19 | Hewlett-Packard Company | Self-aligning thermal print head and paper loading mechanism |
| JPH0699641A (en) * | 1992-09-21 | 1994-04-12 | Canon Inc | Recording head inclination adjusting device in ink jet recorder |
| JPH06143737A (en) * | 1992-11-11 | 1994-05-24 | Cosmo Gurafu:Kk | Thermal transfer printer |
| JPH0664884U (en) * | 1991-01-16 | 1994-09-13 | 株式会社タムラ製作所 | Thermal head support device in printer |
| JPH0735043U (en) * | 1993-12-20 | 1995-06-27 | グラフテック株式会社 | Head positioning mechanism for thermal recording device |
| CN1119147A (en) * | 1994-03-18 | 1996-03-27 | 梅特勒-托利多有限公司 | Printer mechanism |
| US20060056896A1 (en) * | 2004-09-07 | 2006-03-16 | Zih Corp. | Apparatus for a floating print head and associated method |
| CN103192610A (en) * | 2012-01-09 | 2013-07-10 | 诚研科技股份有限公司 | Pressure adjusting mechanism and related thermal sublimation printer |
| US20160238064A1 (en) * | 2013-10-02 | 2016-08-18 | Zf Friedrichshafen Ag | Ball joint with a loading-optimized ball shell |
| CN207310875U (en) * | 2017-09-14 | 2018-05-04 | 航天信息股份有限公司 | A kind of printhead self-balancing mechanism |
-
2017
- 2017-09-14 CN CN201710825235.8A patent/CN107627745A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4169682A (en) * | 1978-01-31 | 1979-10-02 | Texas Instruments Incorporated | Printer mechanism |
| JPS60105551A (en) * | 1983-11-14 | 1985-06-11 | Mitsubishi Electric Corp | Fixing device for thermal recoring head |
| US4666330A (en) * | 1985-12-04 | 1987-05-19 | Tuthill Corporation | Ball joint assembly |
| US5114251A (en) * | 1990-05-25 | 1992-05-19 | Hewlett-Packard Company | Self-aligning thermal print head and paper loading mechanism |
| JPH0664884U (en) * | 1991-01-16 | 1994-09-13 | 株式会社タムラ製作所 | Thermal head support device in printer |
| JPH0699641A (en) * | 1992-09-21 | 1994-04-12 | Canon Inc | Recording head inclination adjusting device in ink jet recorder |
| JPH06143737A (en) * | 1992-11-11 | 1994-05-24 | Cosmo Gurafu:Kk | Thermal transfer printer |
| JPH0735043U (en) * | 1993-12-20 | 1995-06-27 | グラフテック株式会社 | Head positioning mechanism for thermal recording device |
| CN1119147A (en) * | 1994-03-18 | 1996-03-27 | 梅特勒-托利多有限公司 | Printer mechanism |
| US20060056896A1 (en) * | 2004-09-07 | 2006-03-16 | Zih Corp. | Apparatus for a floating print head and associated method |
| CN103192610A (en) * | 2012-01-09 | 2013-07-10 | 诚研科技股份有限公司 | Pressure adjusting mechanism and related thermal sublimation printer |
| US20160238064A1 (en) * | 2013-10-02 | 2016-08-18 | Zf Friedrichshafen Ag | Ball joint with a loading-optimized ball shell |
| CN207310875U (en) * | 2017-09-14 | 2018-05-04 | 航天信息股份有限公司 | A kind of printhead self-balancing mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110667264A (en) * | 2019-10-30 | 2020-01-10 | 上海创马特智能标识技术有限公司 | Printing head bracket mechanism and working method |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180126 |