CN103317868A - Ribbon cartridge internal gear structure protecting main shaft of printer - Google Patents
Ribbon cartridge internal gear structure protecting main shaft of printer Download PDFInfo
- Publication number
- CN103317868A CN103317868A CN2013102709395A CN201310270939A CN103317868A CN 103317868 A CN103317868 A CN 103317868A CN 2013102709395 A CN2013102709395 A CN 2013102709395A CN 201310270939 A CN201310270939 A CN 201310270939A CN 103317868 A CN103317868 A CN 103317868A
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- gear
- main shaft
- printer
- internal gear
- ribbon cartridge
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Abstract
The invention relates to a ribbon cartridge of a stylus printer, in particular to a ribbon cartridge internal gear structure protecting a main shaft of a printer, and belongs to the field of printing supplies. The ribbon cartridge comprises a ribbon cartridge body, a driving gear and a driven gear, wherein the driving gear and the driven gear are arranged in the ribbon cartridge body, a colored tape penetrates through between the driving gear and the driven gear, and the driving gear and the main shaft of the printer are connected coaxially. The ribbon cartridge internal gear structure protecting the main shaft of the printer is characterized in that the driving gear comprises an internal gear and an external gear, the internal gear and the external gear are arranged in a coaxial sleeved mode, the external gear is provided with external tooth splines to be meshed with the driven gear, the internal gear comprises two parts, one part of the internal gear is meshed or locked with the inner ring of the external gear, the other part of the internal gear is provided with a protruding clamping groove in the internal gear to be matched with the connecting tooth splines at the front end of the main shaft of the printer, and a connecting spring is arranged between the two parts of the internal gear. The structure of the ribbon cartridge internal gear structure protecting the main shaft of the printer can enable the printer to run normally, and can also perform a protecting function on the main shaft of the printer due to the buffering effect of the spring, the buffering effect of the internal gear and the buffering effect of the external gear when counter-acting force of the driving gear acts on the main shaft of the printer.
Description
Technical field
The present invention relates to the ribbon cartridge that printer is used, relate in particular to a kind of ribbon cartridge inner gear structure of protecting the printer main shaft.
Background technology
Impact printer adopts syringe needle to print by colour band, the ribbon cartridge of printer is interior except colour band, drive in addition the gear of ribbon motion, comprise driving gear and driven gear, driving gear stretches out ribbon cartridge and is connected with the motive spindle of printer is coaxial, drive driving gear by the printer main shaft and rotate, then driving gear drives driven gear and drives the colour band rotation again, thereby finishes print job.
In the actual use of printer; the user of service often and do not know situation or the life-span of colour band; when colour band when improper use is printed overload or quality problems occurred; the printer printing of still turning round; can be because the colour band cassette tape; the situations such as fracture; cause the printer stall; at this moment the user of service can find that just ribbon cartridge goes wrong; the work of time-out printing machine; but at colour band firm cassette tape appears; during the situations such as fracture; the printer main shaft is still rotating; and very large instantaneous resistance each other appears between driving gear and the colour band, cause suitable infringement to printing owner's axle, and because user of service's improper use; the printer main shaft often can be run into this situation, can greatly affect the life-span of printer.
Summary of the invention
Technical problem to be solved by this invention provides a kind of ribbon cartridge inner gear structure of protecting the printer main shaft; solve when printing overload or quality problems occurring because of the user of service now the defective of printer main shaft because the situations such as the cassette tape of colour band, fracture cause damage.
Technical scheme
A kind of ribbon cartridge inner gear structure of protecting the printer main shaft; described ribbon cartridge comprises driving gear and the driven gear in sheet cartridge body and the sheet cartridge body; colour band passes between driving gear and driven gear; described driving gear links to each other with the printer main shaft is coaxial; it is characterized in that: described driving gear comprises internal gear and the external gear of coaxial package; described external gear is provided with the external tooth flower; be meshed with driven gear; internal gear comprises two parts; a part is meshed with the inner ring of external gear or locks; another part is provided with the protrusion draw-in groove in internal gear; connection teeth flower coupling with the printer front-end of spindle is provided with linking springs between described internal gear two parts.
Described internal gear divides up and down two parts, and the bottom is provided with the internal tooth flower that is meshed with the external gear inner ring, and top is annular ring, is provided with inside protrusion draw-in groove in the annular ring, is provided with linking springs on the internal gear central shaft between annular ring and the internal tooth flower.
A part that is meshed with inner ring external gear or locks described internal gear adopts metalwork, and linking springs is metalwork, spends another part of coupling to adopt plastics or nylon spare with the connection teeth of printer front-end of spindle.
Beneficial effect
The ribbon cartridge inner gear structure of protection printer main shaft of the present invention is by being divided into the driving gear in the ribbon cartridge mode of interior external gear; the connection of driving gear and printer main shaft is interactive with in ribbon cartridge driven gear and the connection interaction of colour band not only separate but also effectively be combined; two interactive middle linking springs by setting reach the stressed effect of buffer portion; can make driving gear subject printer main shaft rotatory force drive driven gear rotates; thereby drive the colour band running; again can be at the colour band cassette tape motionless or driven gear when causing that the driving gear reaction force is on the printer main shaft after being obstructed; because the cushioning effect of spring and internal gear; powerful reaction force had and certain slowed down and postpones printing owner's axle the moment that the stall instant produces, thereby printing owner axle is played a protective role.
Description of drawings
Fig. 1 is part-structure exploded perspective view of the present invention.
Fig. 2 is that driving gear of the present invention amplifies exploded perspective view.
Wherein: the 1-sheet cartridge body, the 2-driving gear, the 3-driven gear, 4-printer main shaft, the 5-internal gear, the 6-external gear, 7-protrudes draw-in groove, 8-connection teeth flower, 9-linking springs, 10-internal tooth flower.
The specific embodiment
Below in conjunction with specific embodiments and the drawings, further set forth the present invention.
Under the moment reaction force, hold flimsy situation for the printer main shaft; the present invention proposes a kind of ribbon cartridge inner gear structure of protecting the printer main shaft; described ribbon cartridge comprises driving gear 2 and the driven gear 3 in sheet cartridge body 1 and the sheet cartridge body 1; colour band passes between driving gear 2 and driven gear 3; described driving gear 2 and 4 coaxial linking to each other of printer main shaft; described driving gear 2 comprises internal gear 5 and the external gear 6 of coaxial package; described external gear 6 is provided with the external tooth flower; be meshed with driven gear 3; internal gear 5 comprises two parts; a part is meshed with the inner ring of external gear 6 or locks; another part is provided with in internal gear and protrudes draw-in groove 7; spend 8 couplings with the connection teeth of printer main shaft 4 front ends, be provided with linking springs 9 between described internal gear two parts.
As shown in Figure 1, described internal gear is two parts about in the of 5 minutes, and the bottom is provided with the internal tooth that is meshed with the external gear inner ring and spends 10, and top is annular ring, be provided with inside protrusion draw-in groove 7 in the annular ring, annular ring and internal tooth are spent on the internal gear central shaft between 10 and are provided with linking springs 9.
A part that is meshed with inner ring external gear or locks described internal gear 5 is that internal tooth spends 10 can adopt metalwork, and linking springs 9 is metalwork, spends another part of 8 couplings can adopt plastics or nylon spare with the connection teeth of printer main shaft 4 front ends.Adopt metalwork can strengthen internal tooth and spend 10 stressed and engagement tight ness rating, other parts are for still adopting plastics or nylon spare with the printer coupling.
When printer runs well; printer main shaft 4 drives internal gear 5 and rotates; thereby by spending 10 to drive external gear 6 runnings with the internal tooth of external gear 6 engagements; thereby drive driven gear 3 runnings; drive ribbon motion; and when causing that after or driven gear 3 motionless at the colour band cassette tape are obstructed driving gear 2 reaction forces are on printer main shaft 4; because the cushioning effect of linking springs 9 and internal gear 5; powerful reaction force had and certain slowed down and postpones printing owner's axle 4 moment that the stall instant produces, thereby printing owner axle 4 is played certain protective effect.
Structure of the present invention is by the driving gear 2 in the ribbon cartridge being divided into the mode of inside and outside two in-line gears; two kinds with driving gear 2 connect interactive; it is driving gear 2 and the interactive interaction that is connected of being connected with driving gear with the interior driven gear 3 of ribbon cartridge and colour band of being connected of printer main shaft 4; reach not only separately but also effectively combination; two reach the stressed effect of buffer portion by the linking springs 9 that arrange in the middle of interactive, thereby reach the effect that not only runs well but also protect the printer main shaft.
Claims (3)
1. ribbon cartridge inner gear structure of protecting the printer main shaft; described ribbon cartridge comprises driving gear and the driven gear in sheet cartridge body and the sheet cartridge body; colour band passes between driving gear and driven gear; described driving gear links to each other with the printer main shaft is coaxial; it is characterized in that: described driving gear comprises internal gear and the external gear of coaxial package; described external gear is provided with the external tooth flower; be meshed with driven gear; internal gear comprises two parts; a part is meshed with the inner ring of external gear or locks; another part is provided with the protrusion draw-in groove in internal gear; connection teeth flower coupling with the printer front-end of spindle is provided with linking springs between described internal gear two parts.
2. the ribbon cartridge inner gear structure of protection printer main shaft as claimed in claim 1; it is characterized in that: described internal gear divides up and down two parts; the bottom is provided with the internal tooth flower that is meshed with the external gear inner ring; top is annular ring; be provided with inside protrusion draw-in groove in the annular ring, be provided with linking springs on the internal gear central shaft between annular ring and the internal tooth flower.
3. the ribbon cartridge inner gear structure of protection printer main shaft as claimed in claim 1 or 2; it is characterized in that: a part that is meshed with inner ring external gear or locks described internal gear adopts metalwork; linking springs is metalwork, spends another part of coupling to adopt plastics or nylon spare with the connection teeth of printer front-end of spindle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310270939.5A CN103317868B (en) | 2013-06-28 | 2013-06-28 | A kind of ribbon cartridge internal gear structure protecting printer main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310270939.5A CN103317868B (en) | 2013-06-28 | 2013-06-28 | A kind of ribbon cartridge internal gear structure protecting printer main shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103317868A true CN103317868A (en) | 2013-09-25 |
| CN103317868B CN103317868B (en) | 2016-11-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310270939.5A Expired - Fee Related CN103317868B (en) | 2013-06-28 | 2013-06-28 | A kind of ribbon cartridge internal gear structure protecting printer main shaft |
Country Status (1)
| Country | Link |
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| CN (1) | CN103317868B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104760432A (en) * | 2015-04-22 | 2015-07-08 | 福建实达电脑设备有限公司 | Method for protecting printer ribbon drive device and ribbon box structure |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5096315A (en) * | 1989-02-02 | 1992-03-17 | Alps Electric Co., Ltd. | Ink ribbon winding mechanism |
| JPH06286278A (en) * | 1993-04-07 | 1994-10-11 | Citizen Watch Co Ltd | Power transmitting mechanism provided with safety function against overload and printer ribbon feeding mechanism equipped with power transmitting mechanism |
| US5876130A (en) * | 1996-11-30 | 1999-03-02 | Samsung Electro-Mechanics Co. Ltd. | Apparatus for driving a ribbon of a printer |
| CN2855747Y (en) * | 2006-01-06 | 2007-01-10 | 珠海天威技术开发有限公司 | Ink ribbon cartridge of pin type printer, and ink ribbon transmisson mechanism |
| CN201090627Y (en) * | 2007-09-29 | 2008-07-23 | 上海鸣志电器有限公司 | Spring clutch buffer |
| CN201120782Y (en) * | 2007-12-06 | 2008-09-24 | 珠海天威飞马打印耗材有限公司 | Driving shaft for chromatape printer |
| CN201534408U (en) * | 2009-07-29 | 2010-07-28 | 湖南长城信息金融设备有限责任公司 | Ribbon driving and protecting mechanism for stylus printer |
| CN201559369U (en) * | 2009-11-27 | 2010-08-25 | 珠海天威飞马打印耗材有限公司 | Color tape driving mechanism of printer and color tape printer |
| CN201604366U (en) * | 2010-02-04 | 2010-10-13 | 珠海天威飞马打印耗材有限公司 | Ribbon driving mechanism and ribbon cartridge with ribbon driving mechanism |
| CN203418875U (en) * | 2013-06-28 | 2014-02-05 | 上海宜达胜电脑用品有限公司 | Inner gear structure used for color tape box and capable of protecting printer main shaft |
-
2013
- 2013-06-28 CN CN201310270939.5A patent/CN103317868B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5096315A (en) * | 1989-02-02 | 1992-03-17 | Alps Electric Co., Ltd. | Ink ribbon winding mechanism |
| JPH06286278A (en) * | 1993-04-07 | 1994-10-11 | Citizen Watch Co Ltd | Power transmitting mechanism provided with safety function against overload and printer ribbon feeding mechanism equipped with power transmitting mechanism |
| US5876130A (en) * | 1996-11-30 | 1999-03-02 | Samsung Electro-Mechanics Co. Ltd. | Apparatus for driving a ribbon of a printer |
| CN2855747Y (en) * | 2006-01-06 | 2007-01-10 | 珠海天威技术开发有限公司 | Ink ribbon cartridge of pin type printer, and ink ribbon transmisson mechanism |
| CN201090627Y (en) * | 2007-09-29 | 2008-07-23 | 上海鸣志电器有限公司 | Spring clutch buffer |
| CN201120782Y (en) * | 2007-12-06 | 2008-09-24 | 珠海天威飞马打印耗材有限公司 | Driving shaft for chromatape printer |
| CN201534408U (en) * | 2009-07-29 | 2010-07-28 | 湖南长城信息金融设备有限责任公司 | Ribbon driving and protecting mechanism for stylus printer |
| CN201559369U (en) * | 2009-11-27 | 2010-08-25 | 珠海天威飞马打印耗材有限公司 | Color tape driving mechanism of printer and color tape printer |
| CN201604366U (en) * | 2010-02-04 | 2010-10-13 | 珠海天威飞马打印耗材有限公司 | Ribbon driving mechanism and ribbon cartridge with ribbon driving mechanism |
| CN203418875U (en) * | 2013-06-28 | 2014-02-05 | 上海宜达胜电脑用品有限公司 | Inner gear structure used for color tape box and capable of protecting printer main shaft |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104760432A (en) * | 2015-04-22 | 2015-07-08 | 福建实达电脑设备有限公司 | Method for protecting printer ribbon drive device and ribbon box structure |
| CN104760432B (en) * | 2015-04-22 | 2017-03-08 | 福建实达电脑设备有限公司 | A kind of method of protection printer color tape driving means and ribbon cartridge structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103317868B (en) | 2016-11-23 |
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Address after: No. 17 back road, Xuhui District, Shanghai Patentee after: Shanghai Yida Shengda Trade and technology Limited by Share Ltd Address before: 200232 Longhua Road No. 17, Longhua, Xuhui District, Shanghai Patentee before: Shanghai ITR Computer Supplies Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20190628 |
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| CF01 | Termination of patent right due to non-payment of annual fee |