CN1876389A - Color tape cassette for supplying tension to color tape at feeding end - Google Patents
Color tape cassette for supplying tension to color tape at feeding end Download PDFInfo
- Publication number
- CN1876389A CN1876389A CN 200510076397 CN200510076397A CN1876389A CN 1876389 A CN1876389 A CN 1876389A CN 200510076397 CN200510076397 CN 200510076397 CN 200510076397 A CN200510076397 A CN 200510076397A CN 1876389 A CN1876389 A CN 1876389A
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- CN
- China
- Prior art keywords
- scroll bar
- feed end
- end scroll
- colour band
- ribbon cartridge
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Abstract
The invention relates to a color band box for supplying tension to the color band at the feeding end, wherein one tension device is arranged in the box; then the invention arranges one friction sheet at the rolling groove of itself feeding end, to arrange the color band tension device in the color band box, to supply enough tension to the color band.
Description
Technical field
The present invention relates to a kind of color ribbon cartridge, particularly relate to a kind of color ribbon cartridge that tension force can be provided colour band in feed end.
Background technology
Printing technique is divided into four big classes such as the printing of laser carbon dust formula, inkjet printing, the printing of dot matrix colour band and heat sublimation (being also referred to as hot transfer printing) printing substantially on the market at present.Because the printing type of most ink-jet printer belongs to halftoning (halftone), can't show the continuous tone of real pictures, and thermal printer has the change color that the characteristic of continuous tone (full tone) printing can more completely present real world, therefore has the heat sublimation type printer attention that begins to be subjected to the consumer gradually of continuous tone printing function.
The heat sublimation printing technique be utilize solid-state colour band with each pure color superposition to paper to export colored pattern, its employed colour band is the transparent Sai Lunuo paper of a kind of content of wax and dyestuff, when printing, the thermal printer head of printer (thermal print head) can heat hot wax or the dyestuff on the colour band, see through variations in temperature, pigment can temporarily liquefy and be moved on on the paper by colour band, and then the dyestuff cooling is fixed on the paper, to present colored image.
As from the foregoing, the quality of colour band has remarkable influence to the quality of output in print procedure.The colour band structure that general thermal printer uses can be divided into two groups of colour band scroll bars that expose or directly the colour band scroll bar is packaged in interior color ribbon cartridge.The colour band scroll bar is divided into colour band feed end scroll bar and colour band recovery end scroll bar, is printed by colour band recovery end rolling stripe coiling colour band.Because colour band must keep smooth so that normal output to be provided when thermal printer was printed, therefore previous general color ribbon cartridge can add a shell fragment mechanism on the scroll bar top, with usefulness, avoid colour band generation lateral shift as feed end and recovery end rotating shaft axial location.And the crape folding takes place in printing for fear of colour band, and can add a torsion limiting mechanism in addition in the colour band feed end part of printer, provide the tension force of colour band appropriateness in feed end, to guarantee stable print quality.
Please refer to Fig. 1.Fig. 1 was for before adding the schematic diagram of the color ribbon cartridge 10 of torsion limiting mechanism 40.Color ribbon cartridge 10 comprises a feed end scroll bar 20 and a recovery end scroll bar 30, one side of feed end scroll bar 20 has a limited wheel 22, intermesh with torsion limiting mechanism 40, provide a rotation direction restraint opposite by torsion limiting mechanism 40 with the colour band scrolling, be not unlikely to rotate when not being recovered 30 drives of end scroll bar, colour band one Necessary Tensility in printing so is provided with supply on restriction end scroll bar 20.
Because the elastic device 24 of previous color ribbon cartridge scroll bar 20,30 one ends is only as axial location usefulness, and fail to provide color ribbon cartridge 10 enough bed knifes, make color ribbon cartridge 10 in handling process, easily cause undesired getting loose because of vibration.On the other hand, though the tension force of the colour band of previous color ribbon cartridge 10 when printing is provided by the torsion limiting mechanism 40 that is arranged at the printer board, but because the difference between the board adds the tolerance stack between the different color ribbon cartridges 10, make ribbon tension be not easy control, and the design of torsion limiting mechanism 40 has also increased the complexity of printer board, increases production cost.Because the colour band of color ribbon cartridge 10 must keep enough tension force, therefore if the mechanism design that tension force is provided within color ribbon cartridge 10, can be brought no small improvement.
Summary of the invention
Therefore, main purpose of the present invention is to provide a kind of can provide the color ribbon cartridge of tension force to address the above problem in feed end to colour band.
The invention provides a kind ofly can provide the color ribbon cartridge of tension force to colour band in feed end, and it includes a pedestal, and it comprises a feed end scroll bar groove and a recovery end scroll bar groove; One feed end scroll bar is installed on this feed end scroll bar groove of this pedestal, is used for installing colour band; One recovery end scroll bar is installed on this recovery end scroll bar groove of this pedestal, is used for reclaiming when rotating the colour band that is transmitted by this feed end scroll bar; One friction plate is arranged at first end of this feed end scroll bar groove, is used for contacting so that a radial frictional force to be provided with a rolling sheet of this feed end scroll bar; And an elastic device, be arranged in the slotted eye of second end of this feed end scroll bar groove, be used for pushing an end of this feed end scroll bar to push this rolling sheet of this feed end scroll bar to this friction plate.
The present invention provides a kind of in addition can provide the color ribbon cartridge of tension force to colour band in feed end, and it includes a pedestal, and it comprises a feed end scroll bar groove and a recovery end scroll bar groove, and first end of this feed end scroll bar groove has a rough surface; One feed end scroll bar is installed on this feed end scroll bar groove of this pedestal, is used for installing colour band; One recovery end scroll bar is installed on this recovery end scroll bar groove of this pedestal, is used for reclaiming when rotating the colour band that is transmitted by this feed end scroll bar; And an elastic device, be arranged in the slotted eye of second end of this feed end scroll bar groove, be used for pushing an end of this feed end scroll bar to push a rolling sheet of this feed end scroll bar to this rough surface.
Description of drawings
Fig. 1 was for before adding the schematic diagram of the color ribbon cartridge of torsion limiting mechanism;
Fig. 2 is for providing the schematic diagram of an embodiment of the color ribbon cartridge of tension force in feed end to colour band;
Fig. 3 is the schematic diagram of the feed end scroll bar of Fig. 2 color ribbon cartridge active force when contacting with friction plate;
Fig. 4 is for providing the schematic diagram of another embodiment of the color ribbon cartridge of tension force in feed end to colour band.
The specific embodiment
Please refer to Fig. 2.Fig. 2 can provide the schematic diagram of an embodiment of the color ribbon cartridge 100 of tension force in feed end to colour band for the present invention.Color ribbon cartridge 100 includes a pedestal 110, a feed end scroll bar 140, a recovery end scroll bar 160, a friction plate 126 and an elastic device 128.Pedestal 110 comprises a feed end scroll bar groove 120 and a recovery end scroll bar groove 130.Wherein feed end scroll bar groove 120 is to be used for installing feed end scroll bar 140, and recovery end scroll bar groove 130 is used for installing back receiving end scroll bar 160.Feed end scroll bar 140 comprises rolling sheet 142,144, lays respectively at the two ends of feed end scroll bar 140 and is coupled together by the scroll bar heart 146.Color ribbon cartridge 100 scroll ribbons are to drive the colour band scrolling when being rotated by recovery end scroll bar 160 (end that has connected colour band), and the feed end scroll bar 140 of colour band is installed because the colour band of installing is recovered 160 drives of end scroll bar also and then by scrolling, so can carry out the action of color ribbon cartridge 100 scroll ribbons.
When feed end scroll bar 140 is mounted to feed end scroll bar groove 120, a slotted eye 129 that is positioned at second end 124 of feed end scroll bar groove 120 has an elastic device 128, be used for pushing the rolling sheet 144 of feed end scroll bar 140, be close to opposite side with axial promotion feed end scroll bar 140.And the rolling sheet 142 that is connected in the scroll bar heart 146 also is pushed to first end 122 of feed end scroll bar groove 120, reaches the effect that the rolling sheet 142 and first end 122 are close to.
Please refer to Fig. 3.The schematic diagram of active force when Fig. 3 contacts with friction plate 126 for the feed end scroll bar 140 of color ribbon cartridge 100 of the present invention.Owing in the prior art, be pure material contact between the feed end scroll bar 140 of color ribbon cartridge and the feed end scroll bar groove 120 for element, do not have frictional force and exist with effect effect, therefore need by an extra torsion limiting mechanism so that necessary restraint to be provided.And invention characteristics of the present invention are on first end 122 of feed end scroll bar groove 120, and friction plate 126 is installed in addition.When feed end scroll bar 140 was promoted to make rolling sheet 142 to be close to friction plate 126 on first end 122 by elastic device 128 with axial thrust Fa, rolling sheet 142 produced a pair of big or small equidirectional opposite stiction Fr and Fr ' because of direct contact friction sheet 126.Because being bundles, rolls up on feed end scroll bar 140 by the colour band of color ribbon cartridge 100, and the stiction Fr that feed end scroll bar 140 contacts with friction plate 126 is less than scroll bar power Fb, therefore feed end scroll bar 140 can be driven by colour band and does rotation as the scroll bar power Fb direction of Fig. 3 when the colour band scrolling, and when rotating owing to feed end scroll bar 140, still have the effect of relative kinetic force of friction Fr between rolling sheet 142 and the friction plate 126, therefore the one rightabout pulling force of advancing with colour band can appropriateness be provided, keep certain force of strain when making colour band by scrolling.
And when recovery end scroll bar 160 stops to drive the colour band rotation, the scroll bar power Fb of feed end scroll bar 140 also disappears thereupon, at this moment, because the effect of stiction Fr and Fr ', can't do any relative rotational motion between the rolling sheet 142 of feed end scroll bar 140 and the friction plate 126, therefore can fix feed end scroll bar 140 effectively and keep the state that does not rotate, and necessary tension force when providing colour band static.
To provide colour band necessary tension force, wherein friction plate 126 is into half-moon-shaped color ribbon cartridge 100 of the present invention, and the frictional force of appropriateness is provided with the contact area of necessity by friction plate 126.And the coefficient of friction of friction plate 126 can adjust through processing, satisfying the necessary friction demand, and because friction plate 126 is the elements that are mounted to color ribbon cartridge 100 in addition, is suitable elasticity for the shape of friction plate 126 and the adjustment of coefficient of friction.Elastic device 128 in feed end scroll bar groove 120 can be a shell fragment or a spring in addition.
Fig. 4 can provide the schematic diagram of another embodiment of the color ribbon cartridge 200 of tension force in feed end to colour band for the present invention.Different with last embodiment is, on first end 222 of the feed end scroll bar groove 220 of color ribbon cartridge 200 friction plate is not set, but has a rough surface so that the friction effect similar with the friction plate 126 of last embodiment to be provided on first end 222.The present embodiment remainder is all identical with last embodiment, does not repeat them here.
In sum, by in the feed end scroll bar groove 120 of color ribbon cartridge 100 itself, a friction plate 126 being set, 100 necessary ribbon tension mechanisms are arranged in the color ribbon cartridge 100 with color ribbon cartridge, to provide to the enough tension force of colour band, not only saved the cost of the torsion limiting mechanism that prior art is set, also reduce because of tension mechanism is arranged at the outer error problem of color ribbon cartridge, can solve the problem that prior art causes in fact.
The above only is preferred embodiment of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (8)
1. one kind can provide the color ribbon cartridge of tension force to colour band in feed end, and it includes:
One pedestal, it comprises a feed end scroll bar groove and a recovery end scroll bar groove;
One feed end scroll bar is installed on this feed end scroll bar groove of this pedestal, is used for installing colour band;
One recovery end scroll bar is installed on this recovery end scroll bar groove of this pedestal, is used for reclaiming when rotating the colour band that is transmitted by this feed end scroll bar;
One friction plate is arranged at first end of this feed end scroll bar groove, is used for contacting so that a frictional force to be provided with a rolling sheet of this feed end scroll bar; And
One elastic device is arranged in one of second end slotted eye of this feed end scroll bar groove, is used for pushing an end of this feed end scroll bar to push this rolling sheet of this feed end scroll bar to this friction plate.
2. color ribbon cartridge as claimed in claim 1, wherein this friction plate is half-moon-shaped.
3. color ribbon cartridge as claimed in claim 1, wherein this elastic device is a shell fragment.
4. color ribbon cartridge as claimed in claim 1, wherein this elastic device is a spring.
5. one kind can provide the color ribbon cartridge of tension force to colour band in feed end, and it includes:
One pedestal, it comprises a feed end scroll bar groove and a recovery end scroll bar groove, first end of this feed end scroll bar groove has a rough surface;
One feed end scroll bar is installed on this feed end scroll bar groove of this pedestal, is used for installing colour band;
One recovery end scroll bar is installed on this recovery end scroll bar groove of this pedestal, is used for reclaiming when rotating the colour band that is transmitted by this feed end scroll bar; And
One elastic device is arranged in the slotted eye of second end of this feed end scroll bar groove, is used for pushing an end of this feed end scroll bar to push a rolling sheet of this feed end scroll bar to this rough surface.
6. color ribbon cartridge as claimed in claim 5, wherein this rough surface is half-moon-shaped.
7. color ribbon cartridge as claimed in claim 5, wherein this elastic device is a shell fragment.
8. color ribbon cartridge as claimed in claim 5, wherein this elastic device is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510076397 CN1876389A (en) | 2005-06-07 | 2005-06-07 | Color tape cassette for supplying tension to color tape at feeding end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510076397 CN1876389A (en) | 2005-06-07 | 2005-06-07 | Color tape cassette for supplying tension to color tape at feeding end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1876389A true CN1876389A (en) | 2006-12-13 |
Family
ID=37509020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510076397 Pending CN1876389A (en) | 2005-06-07 | 2005-06-07 | Color tape cassette for supplying tension to color tape at feeding end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1876389A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786679A (en) * | 2015-04-15 | 2015-07-22 | 重庆品胜科技有限公司 | Heat transfer printing ribbon box structure |
-
2005
- 2005-06-07 CN CN 200510076397 patent/CN1876389A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786679A (en) * | 2015-04-15 | 2015-07-22 | 重庆品胜科技有限公司 | Heat transfer printing ribbon box structure |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |