CN104760429B - The character printing method of a kind of automatic adjustment printing interval and device - Google Patents
The character printing method of a kind of automatic adjustment printing interval and device Download PDFInfo
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- CN104760429B CN104760429B CN201510209097.1A CN201510209097A CN104760429B CN 104760429 B CN104760429 B CN 104760429B CN 201510209097 A CN201510209097 A CN 201510209097A CN 104760429 B CN104760429 B CN 104760429B
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- word car
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- car split
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Abstract
The present invention relates to the character printing method of a kind of automatic adjustment printing interval and device, region is printed when print media enters, if the gap that the thickness of print media is less than or equals paper pressing block and print between reel, now printhead is in the state of extreme lower position, torsion spring on word car split B is in least amount of deformation, and the torsion of generation is used for adjusting the reactive force produced time printhead works; If the gap that the thickness of print media is greater than paper pressing block and prints between reel, paper pressing block contacts with print media, print media promotes word car split C upwards to move along word car split B, word car split C drives word car split B to rotate around word car guide shaft simultaneously, now the torsion spring distortion amount on word car split B starts to strengthen, and the torsion of generation makes paper pressing block compress print media. Inventive design is novel, structure simple, printhead does not tilt, print head longevity length and to adapt to print media thickness range big, has very strong practical value and wide application prospect.
Description
Technical field
The present invention relates to printing equipment technical field, particularly the character printing method of a kind of automatic adjustment printing interval and device.
Background technology
In some special industries, often need to print some special papers, such as bankbook, certificate, be characterized in that comparison is thick, simultaneously in print procedure, the thickness of paper can change, and even in a line print procedure, left and right thickness also can exist bigger change. Traditional printer relies on eccentric structure, and manual regulation changes the gap between printhead and print media, adapts to the printing of different thickness medium with this.
Existing scheme has and is rotated the gap change reaching between printhead and print platform by word car around guide shaft, the print media of different thickness is adapted to this, along with the increase of print media thickness, printhead angle of inclination increases, printhead and print platform angle excursion strengthen, affect print media, the life-span of printhead also can be had a certain impact simultaneously. Therefore, the medium of self-adaptation thickness can not be accomplished very big.
Summary of the invention
In view of the deficiencies in the prior art, technical problem to be solved by this invention is to provide a kind of modern design, structure is simple, printhead does not tilt, print head longevity length and adapt to character printing method and the device of the big automatic adjustment printing interval of print media thickness range.
In order to realize above-mentioned purpose, one technical scheme of the present invention is: the printing device of a kind of automatic adjustment printing interval, comprise printer body, described printer body is provided with word car assembly and guides the guide rail of word car assembly transverse movement, described guide rail two ends are fixed in frame, described word car assembly comprises word car guide shaft, word car split A, word car split B, word car split C and printhead, described printhead is arranged on word car split C, described word car split A rear portion and word car split B bottom rotate respectively and are sheathed on word car guide shaft, described word car split B is fixed with the sliding surface bearing of the horizontal sliding contact with guide rail, described word car split C rear portion and the word car vertical sliding contact of split B, both sides, described word car split C bottom are movably hinged with word car split A front portion respectively, described word car split C bottom is fixed with and the paper pressing block that the print media printing on reel directly contacts, described word car split B is provided with and presses down word car split C to resist the torsion spring of reactive force when printhead works.
Preferably, described sliding surface bearing top is U shape structure, and elasticity arm and rear side elasticity arm all horizontal sliding contacts with guide rail on front side of it, to guide word car split B transverse movement.
Preferably, described sliding surface bearing bottom is by an extension spring tension word car split C so that printhead does not tilt when minimum clearance, and word car split C keeps sliding contact with word car split B all the time simultaneously.
Preferably, being provided with an inclined-plane, location on front side of described word car split B, described word car split C side is provided with and the positioning cylinder locating contact of incline plane, to limit the minimum clearance of printhead.
Preferably, both sides, described word car split C bottom are hinged by trip bolt and word car split A front portion respectively so that word car split C rotates around word car split A.
Preferably, the spring described trip bolt being arranged with between word car split A and word car split C, the mass force produced during to cushion word car assembly transverse movement.
Preferably, being provided with the lateral paper guide that can rotate around it bottom described word car split C, each side of described lateral paper guide is provided with the inclined-plane being beneficial to and leading paper.
In order to realize above-mentioned purpose, another technical scheme of the present invention is: the character printing method of a kind of automatic adjustment printing interval, adopt printing device as above, region is printed when print media enters, if the gap that the thickness of print media is less than or equals paper pressing block and print between reel, now printhead is in the state of extreme lower position, and the torsion spring on word car split B is in least amount of deformation, and the torsion of generation is used for adjusting the reactive force produced time printhead works; If the gap that the thickness of print media is greater than paper pressing block and prints between reel, paper pressing block contacts with print media, print media promotes word car split C upwards to move along word car split B, word car split C drives word car split B to rotate around word car guide shaft simultaneously, now the torsion spring distortion amount on word car split B starts to strengthen, and the torsion of generation makes paper pressing block compress print media.
Compared with prior art, the present invention has following useful effect: this type printer structure is simple, cost of manufacture is low, result of use good and easy to maintenance, the gap that can automatically adjust printhead according to the thickness of print media and print between reel, adapt to super thick print media, and sliding contact is with normal operation to make word car remain with guide rail on vertical direction and horizontal direction, printhead remains at vertical direction and does not tilt, and has very strong practical value and wide application prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the partial enlargement figure of Fig. 1.
Fig. 3 is the side-view of Fig. 2.
Fig. 4 is the A place enlarged view of Fig. 3.
Fig. 5 is the front view of Fig. 2.
Fig. 6 is the vertical view of Fig. 2.
Figure marks: 1-guide rail, 2-sliding surface bearing, 3-word car split B, 4-torsion spring, 5-word car split A, 6-word car guide shaft, 7-trip bolt, 8-spring, 9-printhead, 10-lateral paper guide, 11-frame, 12-word car split C, 13-paper pressing block, 14-prints reel, 15-extension spring, 16-locates inclined-plane, 17-positioning cylinder.
Embodiment
For the above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing, it is described in detail below.
As shown in Fig. 1 ~ 6, the printing device of a kind of automatic adjustment printing interval, comprise printer body, described printer body is provided with word car assembly and guides the guide rail 1 of word car assembly transverse movement, described guide rail 1 two ends are fixed in frame 11, described word car assembly comprises word car guide shaft 6, word car split A5, word car split B3, word car split C12 and printhead 9, described printhead 9 is arranged on word car split C12, described word car split A5 rear portion and word car split B3 bottom rotate respectively and are sheathed on word car guide shaft 6, described word car split B3 is fixed with the sliding surface bearing 2 of the horizontal sliding contact with guide rail 1, described word car split C12 rear portion and the word car vertical sliding contact of split B3, both sides, described word car split C12 bottom are movably hinged with word car split A5 front portion respectively, described word car split C12 bottom is fixed with the paper pressing block 13 directly contacted with the print media printed on reel 14, described word car split B3 is provided with and presses down word car split C12 to resist the torsion spring 4 of reactive force when printhead 9 works.
In embodiments of the present invention, described word car split A5 and word car split B3 can rotate around word car guide shaft 6, and drives word car split C12 rotate and move up and down. With reason, word car split C12 moves up and down because of the change of print media thickness, and drives word car split A5 and word car split B3 to rotate around word car guide shaft 6; Such as, paper sheet thickness becomes big, can produce a thrust upwards so that word car split C12 moves up, and then the gap changing printhead 9 and printing between reel 14. Therefore, in the process moved at printing device, it is possible to the change of whole-process automatic adaptation paper sheet thickness.
In embodiments of the present invention, described sliding surface bearing 2 top is U shape structure, and elasticity arm and rear side elasticity arm all horizontal sliding contacts with guide rail 1 on front side of it, namely guide rail 1 is between front side elasticity arm and rear side elasticity arm, to guide word car split B3 transverse movement. Word car split C12 is strained by an extension spring 15 in described sliding surface bearing 2 bottom so that printhead 9 does not tilt when minimum clearance, and word car split C12 keeps sliding contact with word car split B3 all the time simultaneously.
In embodiments of the present invention, being provided with an inclined-plane, location 16 on front side of described word car split B3, described word car split C12 side is provided with and the positioning cylinder 17 located inclined-plane 16 and contact, to limit the minimum clearance of printhead 9.
In embodiments of the present invention, both sides, described word car split C12 bottom are hinged by trip bolt 7 and word car split A5 front portion respectively so that word car split C12 rotates around word car split A5. The spring 8 being arranged with on described trip bolt 7 between word car split A5 and word car split C12, the mass force produced during to cushion word car assembly transverse movement.
In embodiments of the present invention, being provided with the lateral paper guide 10 that can rotate around it bottom described word car split C12, each side of described lateral paper guide 10 is provided with the inclined-plane being beneficial to and leading paper.
As shown in Fig. 1 ~ 6, the character printing method of a kind of automatic adjustment printing interval, adopt printing device as above, region is printed when print media enters, if the gap that the thickness of print media is less than or equals paper pressing block 13 and print between reel 14, now printhead 9 is in the state of extreme lower position, and the torsion spring 4 on word car split B3 is in least amount of deformation, and the torsion of generation is used for adjusting the reactive force produced time printhead 9 works; If the gap that the thickness of print media is greater than paper pressing block 13 and prints between reel 14, paper pressing block 13 contacts with print media, print media promotes word car split C12 upwards to move along word car split B3, word car split C12 drives word car split B3 to rotate around word car guide shaft 6 simultaneously, now the torsion spring 4 distortion amount on word car split B3 starts to strengthen, and the torsion of generation makes paper pressing block 13 compress print media.
The present invention is not limited to above-mentioned preferred forms, and anyone can draw character printing method and the device of the automatic adjustment printing interval of other various forms under the enlightenment of the present invention. All impartial changes done according to the present patent application patent scope, with modifying, all should belong to the covering scope of the present invention.
Claims (8)
1. one kind adjusts the printing device of printing interval automatically, comprise printer body, described printer body is provided with word car assembly and guides the guide rail of word car assembly transverse movement, it is characterized in that: described guide rail two ends are fixed in frame, described word car assembly comprises word car guide shaft, word car split A, word car split B, word car split C and printhead, described printhead is arranged on word car split C, described word car split A rear portion and word car split B bottom rotate respectively and are sheathed on word car guide shaft, described word car split B is fixed with the sliding surface bearing of the horizontal sliding contact with guide rail, described word car split C rear portion and the word car vertical sliding contact of split B, both sides, described word car split C bottom are movably hinged with word car split A front portion respectively, described word car split C bottom is fixed with and the paper pressing block that the print media printing on reel directly contacts, described word car split B is provided with and presses down word car split C to resist the torsion spring of reactive force when printhead works.
2. the printing device of automatic adjustment printing interval according to claim 1, it is characterised in that: described sliding surface bearing top is U shape structure, and elasticity arm and rear side elasticity arm all horizontal sliding contacts with guide rail on front side of it, to guide word car split B transverse movement.
3. the printing device of automatic adjustment printing interval according to claim 1 and 2, it is characterized in that: described sliding surface bearing bottom is by an extension spring tension word car split C, printhead is not tilted when minimum clearance, and word car split C keeps sliding contact with word car split B all the time simultaneously.
4. the printing device of automatic adjustment printing interval according to claim 1, it is characterized in that: on front side of described word car split B, be provided with an inclined-plane, location, described word car split C side is provided with and the positioning cylinder locating contact of incline plane, to limit the minimum clearance of printhead.
5. the printing device of automatic adjustment printing interval according to claim 1, it is characterised in that: both sides, described word car split C bottom are hinged by trip bolt and word car split A front portion respectively so that word car split C rotates around word car split A.
6. the printing device of automatic adjustment printing interval according to claim 5, it is characterised in that: the spring being arranged with on described trip bolt between word car split A and word car split C, the mass force produced during to cushion word car assembly transverse movement.
7. the printing device of automatic adjustment printing interval according to claim 1, it is characterised in that: being provided with the lateral paper guide that can rotate around it bottom described word car split C, each side of described lateral paper guide is provided with the inclined-plane being beneficial to and leading paper.
8. one kind adjusts the character printing method of printing interval automatically, it is characterized in that: adopt the printing device as according to any one of claim 1 to 7, region is printed when print media enters, if the gap that the thickness of print media is less than or equals paper pressing block and print between reel, now printhead is in the state of extreme lower position, torsion spring on word car split B is in least amount of deformation, and the torsion of generation is used for adjusting the reactive force produced time printhead works; If the gap that the thickness of print media is greater than paper pressing block and prints between reel, paper pressing block contacts with print media, print media promotes word car split C upwards to move along word car split B, word car split C drives word car split B to rotate around word car guide shaft simultaneously, now the torsion spring distortion amount on word car split B starts to strengthen, and the torsion of generation makes paper pressing block compress print media.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510209097.1A CN104760429B (en) | 2015-04-29 | 2015-04-29 | The character printing method of a kind of automatic adjustment printing interval and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510209097.1A CN104760429B (en) | 2015-04-29 | 2015-04-29 | The character printing method of a kind of automatic adjustment printing interval and device |
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| Publication Number | Publication Date |
|---|---|
| CN104760429A CN104760429A (en) | 2015-07-08 |
| CN104760429B true CN104760429B (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510209097.1A Active CN104760429B (en) | 2015-04-29 | 2015-04-29 | The character printing method of a kind of automatic adjustment printing interval and device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107042708B (en) * | 2017-06-01 | 2018-08-17 | 福建实达电脑设备有限公司 | A kind of needle type print head microspur adjusting apparatus and method |
| CN111923615A (en) * | 2020-09-16 | 2020-11-13 | 福建实达电脑设备有限公司 | Print carriage device suitable for ultra-thick medium and working method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2239117C3 (en) * | 1972-08-09 | 1982-04-01 | Triumph-Adler Aktiengesellschaft für Büro- und Informationstechnik, 8500 Nürnberg | Adjustment device for changing the distance between the printhead and platen |
| JPH05345456A (en) * | 1992-06-15 | 1993-12-27 | Canon Inc | Recording device |
| KR200153526Y1 (en) * | 1996-12-04 | 1999-08-02 | 윤종용 | Head gap controller following paper thickness for ink jet printer |
| US7701478B2 (en) * | 2005-04-14 | 2010-04-20 | Hewlett-Packard Development Company, L.P. | Imaging head mount |
| CN203752707U (en) * | 2014-02-19 | 2014-08-06 | 福建实达电脑设备有限公司 | Self-adaptive super-thick medium printing device |
| CN204641100U (en) * | 2015-04-29 | 2015-09-16 | 福建实达电脑设备有限公司 | A kind of novel printing device of automatic adjustment printing interval |
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| CN104760429A (en) | 2015-07-08 |
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