CN101077664A - Ink ribbon cassette and printer including ink ribbon - Google Patents

Ink ribbon cassette and printer including ink ribbon Download PDF

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Publication number
CN101077664A
CN101077664A CN 200610125739 CN200610125739A CN101077664A CN 101077664 A CN101077664 A CN 101077664A CN 200610125739 CN200610125739 CN 200610125739 CN 200610125739 A CN200610125739 A CN 200610125739A CN 101077664 A CN101077664 A CN 101077664A
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CN
China
Prior art keywords
housing
ink ribbon
printer
ribbon cartridge
incorporating section
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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CN 200610125739
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Chinese (zh)
Inventor
本木善幸
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Alps Alpine Co Ltd
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Alps Electric Co Ltd
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Publication date
Application filed by Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of CN101077664A publication Critical patent/CN101077664A/en
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Abstract

The invention provides an ink box which can improve the positioning precision of the ink box when being arranged in a printer device, and a printer which is provided with a mechanism which can simply and conveniently achieve the assembly operation that the ink box is correctly assembled on the box assembly part of the printer. All positioning holes only pass through any shell in a first shell and a second shell.

Description

The printer of ink ribbon cartridge and use ink ribbon cartridge
Technical field
The present invention relates to the ink ribbon cartridge that line printer uses, relate in particular to the ink ribbon cartridge of the positioning accuracy that when being installed on print apparatus, can improve box and the printer of described ink ribbon cartridge assembles in the box department of assembly in printer.
Background technology
Always, utilize the printer of following structure: the box that inserts the China ink band of taking in expectation from the box insertion section that the basket at printer forms, thus described ink ribbon cartridge is assembled to the box department of assembly in the printer, recording desired printed data (for example, with reference to patent documentation 1).
As shown in Figures 3 and 4, ink ribbon cartridge 31 as an example of in the past ink ribbon cartridge constitutes by first housing 35 and 43 interlockings of second housing, and described first housing 35 and second housing 43 rotates respectively and support the China ink that is wound with long size freely with 32 supply core 33 and rolling core 34.
As shown in Figure 4, described supply core 33 and rolling core 34 all are made of the resinous roughly cylinder element with identical size, and comprise: base portion 33a, the 34a of tubular, and it is arranged at axial central portion; Minor diameter part 33b, 34b, it is arranged at an axial end, and diameter is littler than the external diameter of base portion 33a, 34a; With large- diameter portion 33c, 34c, it is arranged at axial the other end, and diameter is bigger than base portion 33a, 34a.In addition, the front at described each minor diameter part 33b, 34b forms diameter axial region 33d, the 34d littler than minor diameter part 33b, 34b respectively.And then, at described base portion 33a, 34a, form flange part 33e, 34e and flange part 33f, the 34f that is blade of a sword shape respectively on the border of described minor diameter part 33b, 34b and large- diameter portion 33c, 34c.
Described first housing 35 is formed by resin material, as shown in Figures 3 and 4, forms the supply side incorporating section 36 of semicircular cylinder shape and rolling side incorporating section 37 respectively and links by the first side wall 38 and second sidewall 39 at the both ends of length direction and form as one.In addition, in described supply side incorporating section 36 and described rolling side incorporating section 37 opposed sides, first 35a of tape guide portion and second 35b of tape guide portion have been formed respectively.Also have, be set to described China ink with 32 peristomes that expose 40 between these the first tape guides 35a of portion and second 35b of tape guide portion.And then, be formed with the guide roller that is used for guide roller (not shown) butt at described second 35b of tape guide portion in the mode of extending along its length and dodge portion 41, described guide roller is in order to be with 32 to lead and be disposed at print apparatus to China ink when described ink ribbon cartridge 31 is assemblied in print apparatus (not shown).
As shown in Figure 4, in the supply side incorporating section 36 of described first housing 35, form the bearing 36a that rotates the semicircle shape of the large-diameter portion 33c of the described supply core 33 of ground axle suspension freely and rotate the bearing 36b of the semicircle shape of the axial region 33d of the described supply core 33 of ground axle suspension freely.In addition, in the rolling side incorporating section 37 of described first housing 35, form the bearing 37a that rotates the semicircle shape of the large-diameter portion 34c of the described rolling core 34 of ground axle suspension freely and rotate the bearing 37b of the semicircle shape of the axial region 34d of the described rolling core 34 of ground axle suspension freely.
In addition, as shown in Figures 3 and 4, second sidewall 39 at described first housing 35, be equipped with in the mode at the interval that separates regulation and plug in locating hole 42a, the 42b that wears alignment pin (not shown), described alignment pin is used for when described ink ribbon cartridge 31 is assemblied in print apparatus ink ribbon cartridge 31 being positioned the tram of print apparatus.
Described second housing 43 is formed by resin material equally with described first housing 35, as shown in Figures 3 and 4, forming the supply side incorporating section 44 of semicircular cylinder shape and rolling side incorporating section 45 respectively links by the first side wall 46 and second sidewall 47 at the both ends of length direction and forms as one.In addition, in described supply side incorporating section 44 and described rolling side incorporating section 45 opposed sides, first 43a of tape guide portion and second 43b of tape guide portion have been formed respectively.Also have, be set to described China ink with 32 peristomes that expose 48 between these the first tape guides 43a of portion and second 43b of tape guide portion.Also have, described first 43a of tape guide portion and second 43b of tape guide portion form, with described first housing 35 and described second housing 43 interlocking the time, between first 35a of tape guide portion of described first housing 35 and second 35b of tape guide portion, be provided with to insert and wear China ink with 32 gap.
As shown in Figure 4, in the supply side incorporating section 44 of described second housing 43, form the bearing 44a that rotates the semicircle shape of the large-diameter portion 33c of the described supply core 33 of ground axle suspension freely and rotate the bearing 44b of the semicircle shape of the axial region 33d of the described supply core 33 of ground axle suspension freely.In addition, in the rolling side incorporating section 45 of described second housing 43, form the bearing 45a that rotates the semicircle shape of the large-diameter portion 34c of the described rolling core 34 of ground axle suspension freely and rotate the bearing 45b of the semicircle shape of the axial region 34d of the described rolling core 34 of ground axle suspension freely.
In addition, as shown in Figures 3 and 4, supply side incorporating section 44 and rolling side incorporating section 45 at described second housing 43 are equipped with plug in locating hole 49a, the 49b that wears of alignment pin (not shown) respectively, and described alignment pin is used for when described ink ribbon cartridge 31 is assemblied in print apparatus ink ribbon cartridge 31 being positioned the tram of print apparatus.
And, form chimeric chimeric member (not shown) mutually respectively at described first housing 35 and second housing 43, be wound with China ink and be configured to respectively with 32 supply core 33 and rolling core 34 that axle is supported on bearing 36a, the 36b of first housing 35 and bearing 44a, 44b and bearing 45a, the 45b of bearing 37a, 37b and second housing 43, and by described chimeric member described first housing 35 and described second housing 43 are rabbeted mutually, constituted ink ribbon cartridge 31 thus.
And, according to the ink ribbon cartridge in the past 31 that constitutes by described structure, when ink ribbon cartridge 31 is assemblied in print apparatus, the alignment pin that is disposed at print apparatus is plugged in locating hole 42a, 42b that second sidewall 39 be through first housing 35 wears and locating hole 49a, the 49b that wears in the supply side incorporating section 44 and the rolling side incorporating section 45 of second housing 43, ink ribbon cartridge 31 can be assemblied in the tram of print apparatus.
In addition, be with 32 o'clock using China ink, can decompose first housing 35 and second housing 43, and easily take out and be wound with the China ink of finishing using with 32 supply core 33 and rolling core 34.And,, can reuse ink ribbon cartridge 31 by being replaced by supply core and the rolling core that is wound with new China ink band.
On the other hand, described print apparatus has the basket that is made of metallic plate, dispose the thermal head erecting bed at this basket, described thermal head erecting bed is equipped with the thermal head that can carry out thermal head rising/decline and be made of line thermal head with respect to platen roller (platen roller) in lower side.In addition, being formed with at the front side wall of described basket can be with the insertion mouth of the roughly glasses shape the box department of assembly of tape drum in front is inserted printer.And, in the outside of described front side wall with upright first and second alignment pin that is provided with the location of the rear end side that is used to carry out tape drum of the spacing dimension of regulation.In addition, dispose at described front side wall and be used under the state that tape drum is inserted in the box department of assembly, carrying out fixedly locked claw component (card end member).
And then, rotatably dispose at the rear wall of described basket and to send reel (bobbin) and winding drum, describedly send reel and winding drum is outstanding in the box department of assembly of printer, and respectively be accommodated in the tape drum send axle and Scroll chimeric.And, at the inner face of described rear wall with upright the 3rd and the 4th alignment pin that is provided with the location of the front that is used to carry out tape drum of the spacing dimension of regulation.
Patent documentation 1: the spy opens the 2001-205905 communique
Yet, in described ink ribbon cartridge 31 in the past, owing to be formed with respectively at first housing 35 and second housing 43 and be used for when ink ribbon cartridge 31 is assemblied in print apparatus, ink ribbon cartridge 31 is assemblied in the locating hole 42a of the appropriate location of print apparatus, 42b and locating hole 49a, 49b, therefore because of the formation precision of first housing 35 and second housing 43, and cause when interlocking first housing 35 and second housing 43, at each locating hole 42a, 42b, 49a, 49b produces trickle departing from, consequently, following problem is arranged: on the positioning accuracy of the print apparatus of ink ribbon cartridge 31, produce deviation.
In addition, be not used for it is inserted the ways that leads in the path owing to box department of assembly insertion tape drum the time, dispose, therefore the front of the tape drum that moves in the box department of assembly produces vibration, thereby portion in the box department of assembly, can not carry out following operation simply: first and second locating hole that forms at tape drum is engaged with described first and second alignment pin, and make send spool and Scroll respectively with printer send reel and winding drum is chimeric.
In addition, though in the box department of assembly of printer, be used in the China ink band of record and stripper roll that paper used for recording is peeled off and be configured to, this stripper roll assembling work difficulty comparatively of making tape drum sometimes by the side wall supports of basket.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of ink ribbon cartridge of the positioning accuracy that when being installed on print apparatus, can improve box and possessing to be used for carrying out easily described ink ribbon cartridge correctly is assemblied in the printer of mechanism of this operation of box department of assembly of printer.
In order to realize described purpose, ink ribbon cartridge of the present invention is characterised in that following point, promptly, it has formed supply side incorporating section and rolling side incorporating section, described supply side incorporating section and rolling side incorporating section form the semicircular cylinder shape respectively, and be formed with bearing in the mode of devices spaced apart in the longitudinal direction, and this ink ribbon cartridge possesses: first housing and second housing, it is equipped with the alignment pin that disposes respectively and plugs in the locating hole of wearing in print apparatus; With supply with core and rolling core, its China ink band of long size of reeling, and be formed with and rotate the axial region that the earth's axis freely is supported on described each bearing, this ink ribbon cartridge only housing of the either party in described first housing and described second housing is equipped with described each locating hole.
By adopting such formation, can prevent that each locating hole of ink ribbon cartridge is subjected to the influence of the formation precision of each housing when making the interlocking of first housing and second housing.Consequently, when ink ribbon cartridge was assemblied in print apparatus, each alignment pin of print apparatus can correctly be inserted each locating hole of wearing ink ribbon cartridge, thereby improved the positioning accuracy of the print apparatus of ink ribbon cartridge.
In addition, use described ink ribbon cartridge printer of the present invention first be characterised in that following point, promptly, it inserts described ink ribbon cartridge from the insertion mouth that forms at basket in the box department of assembly, and can portion disposes rotatably in described box department of assembly send reel and winding drum is chimeric with an end of sending axle and Scroll of described tape drum respectively, thereby be assemblied in described box department of assembly, the ways that is formed with the peristome that extends on the width of described China ink band is configured to, insert and to wear the peristome of described ink ribbon cartridge, and can when the printing standby of printer the time, leave the position of ormal weight from platen, and when carrying out, the printing of printer can approach from the mode that described peristome pressure is contacted with platen to move between the position of described platen with a plurality of heater elements of thermal head.
In addition, second is characterised in that following point, that is, the section shape of described ways on the throughput direction of China ink band be made as to the configuration side of the platen コ word shape of opening in the opposite direction, and be formed with described peristome at its diapire.
And then the 3rd is characterised in that following point,, is supported with stripper roll freely in the rotation of described ways that is, and this stripper roll can be peeled off the China ink band that is used to write down and be thermally bonded on the paper used for recording.
(invention effect)
According to ink ribbon cartridge of the present invention, can prevent that each locating hole is subjected to the influence of the formation precision of each housing when making the interlocking of first housing and second housing, thus when ink ribbon cartridge is assemblied in print apparatus, the alignment pin of print apparatus can correctly be inserted each locating hole of wearing ink ribbon cartridge, thereby improves the positioning accuracy of the print apparatus of ink ribbon cartridge.
In addition, according to the printer that uses ink ribbon cartridge of the present invention with first feature, when ink ribbon cartridge is assemblied in printer, can utilize the ways that is positioned at the position when platen leaves printing standby ormal weight, printer as the ways that the insertion of ink ribbon cartridge is led.Particularly, by so that the wall portion that is formed with described peristome of ways insert along the mode of the aperture portion of described ink ribbon cartridge, can suppress the thermal head in the box department of assembly of described ink ribbon cartridge the contact separation direction (below, this direction is called above-below direction) rock, portion in the box department of assembly, can be easy and reliably with the end of sending axle and Scroll of described ink ribbon cartridge with send reel and winding drum is chimeric.
In addition, according to the printer that uses ink ribbon cartridge of the present invention with second feature, as mentioned above so that the peristome of described tape drum along the diapire that is formed with peristome, and make taking in of described ink ribbon cartridge send the sidewall of first incorporating section of axle along from the upright end wall of establishing of described diapire at the throughput direction upstream side of China ink band, conveyance direction downstream side at the China ink band makes the sidewall of second incorporating section of taking in Scroll of tape drum insert along the mode of founding the end wall of establishing from described diapire, can suppress rocking on the above-below direction in the box department of assembly of tape drum thus, and with the rocking of the left and right directions of its quadrature, portion in the box department of assembly, can be easy and reliably with the end of sending axle and Scroll of described ink ribbon cartridge with send reel and winding drum is chimeric.
And then, according to the printer that uses ink ribbon cartridge of the present invention with the 3rd feature, move up and down with ways by stripper roll, there is the printer of the structure of stripper roll to compare with the ad-hoc location fixed configurations that has in the box department of assembly, the assembling work of tape drum in the box department of assembly becomes simply, thereby can improve the operation that tape drum is assemblied in printer.
Description of drawings
Fig. 1 is the approximate three-dimensional map of the embodiment of expression ink ribbon cartridge of the present invention;
Fig. 2 is the exploded perspective view of Fig. 1;
Fig. 3 is the approximate three-dimensional map of common ink tape drum in the past;
Fig. 4 is the exploded perspective view of Fig. 3;
Fig. 5 be embodiments of the present invention printer basket want portion's front view;
Fig. 6 be the expression embodiments of the present invention printer (having assembled tape drum) the thermal head propradation want portion's profile;
Fig. 7 be the expression embodiments of the present invention printer (having assembled tape drum) thermal head decline state want portion's profile.
Among the figure: the 1-ink ribbon cartridge; 2-China ink band; 3-supplies with core; 4-rolling core; 5-first housing; 6-supply side incorporating section; 7-rolling side incorporating section; The 8-the first side wall; 9-second sidewall; The 10-peristome; The 11-guide roller is dodged portion; 13-second housing; 14-supply side incorporating section; 15-rolling side incorporating section; The 16-the first side wall; 17-second sidewall; The 18-peristome; 19a, 19b, 19c, 19d-locating hole; The 101-printer; The 102-basket; The 102a-front side wall; 102b-inserts mouth; 102c-first alignment pin; 102d-second alignment pin; 102e-claw component (card ends member); The 102f-rear wall; 102g-the 3rd alignment pin; 102h-the 4th alignment pin; The 103-platen; The 104-thermal head; 105-thermal head erecting bed; 106-thermal head supporting member; 106a-thermal head support; The 106b-extension; The 106c-fin; The 106d-supporting arm; The 107-bolster; 108-first helical spring; 109-pressure contact member; The 109a-pressure contact board; The 109b-cursor; The 109c-fastener; The 110-cam part; The 110a-bolster; The 111-ways; The 111a-blank part; The 111b-peristome; The 111c-stripper roll; 111d-(black tape feeding direction upstream side) end wall; 111e-(black tape feeding direction downstream) end wall; 111f-downstream end wall; The 112-belt sensor; The 113-feeding-in roll; The 114-bar; 115-second helical spring; 116-pressure touch roll; The 117-paper used for recording; 118-China ink band; 119-sends axle; The 120-Scroll; The 121-tape drum; 121a-first incorporating section; 121b-second incorporating section; The 121c-coupling member; The 121d-outlet; 121e-rolling mouth; The 121f-aperture portion; 122-tape drum department of assembly; 123-paper guide spare; The 124-winding drum; 125-sends reel.
The specific embodiment
Following basis embodiment as shown in drawings describes ink ribbon cartridge of the present invention and printer.
Fig. 1 is the approximate three-dimensional map of the embodiment of expression ink ribbon cartridge of the present invention, Fig. 2 is the exploded perspective view of Fig. 1, Fig. 5 be embodiments of the present invention printer basket want portion's front view, Fig. 6 be the expression embodiments of the present invention printer (having assembled ink ribbon cartridge) the thermal head propradation want portion's profile, Fig. 7 be represent embodiments of the present invention printer (having assembled ink ribbon cartridge) thermal head decline state want portion's profile.
As shown in Figures 1 and 2, the ink ribbon cartridge 1 of present embodiment is by rabbeting first housing 5 and second housing 13 constitutes, and described first housing 5 and second housing 13 rotate China ink that supporting freely is wound with long size respectively with 2 supply core 3 and rolling core 4.
As shown in Figure 2, described supply core 3 and rolling core 4 all are made of the resinous roughly cylinder element with identical size, and comprise: base portion 3a, the 4a of tubular, and it is arranged at axial central portion; Minor diameter part 3b, 4b, it is arranged at an axial end, and diameter is littler than the external diameter of base portion 3a, 4a; With large- diameter portion 3c, 4c, it is arranged at axial the other end, and diameter is bigger than base portion 3a, 4a.In addition, the axial front at described each minor diameter part 3b, 4b forms diameter axial region 3d, the 4d littler than minor diameter part 3b, 4b respectively.And then, at described base portion 3a, 4a, form flange part 3e, 4e and flange part 3f, the 4f that is blade of a sword shape respectively on the border of described minor diameter part 3b, 4b and large- diameter portion 3c, 4c.
Described first housing 5 is formed by resin material, as shown in Figures 1 and 2, forms the supply side incorporating section 6 of semicircular cylinder shape and rolling side incorporating section 7 respectively and links by the first side wall 8 and second sidewall 9 at the both ends of length direction and form as one.In addition, in described supply side incorporating section 6 and described rolling side incorporating section 7 opposed sides, first 5a of tape guide portion and second 5b of tape guide portion have been formed respectively.Also have, be set to described China ink with 2 peristomes that expose 10 between these the first tape guides 5a of portion and second 5b of tape guide portion.And then, be formed with the guide roller that is used for guide roller (not shown) butt at described second 5b of tape guide portion in the mode of extending along its length and dodge portion 11, described guide roller is in order to be with 2 to lead and be disposed at print apparatus to China ink when described ink ribbon cartridge 1 is assemblied in print apparatus (not shown).
As shown in Figure 2, in the supply side incorporating section 6 of described first housing 5, form the bearing 6a that rotates the semicircle shape of the large-diameter portion 3c of the described supply core 3 of ground axle suspension freely and rotate the bearing 6b of the semicircle shape of the axial region 3d of the described supply core 3 of ground axle suspension freely.In addition, in the rolling side incorporating section 7 of described first housing 5, form the bearing 7a that rotates the semicircle shape of the large-diameter portion 4c of the described rolling core 4 of ground axle suspension freely and rotate the bearing 7b of the semicircle shape of the axial region 4d of the described rolling core 4 of ground axle suspension freely.
Described second housing 13 and first housing 5 are formed by resin material equally, as shown in Figures 1 and 2, forming the supply side incorporating section 14 of semicircular cylinder shape and rolling side incorporating section 15 respectively links by the first side wall 16 and second sidewall 17 at the both ends of length direction and forms as one.In addition, in described supply side incorporating section 14 and described rolling side incorporating section 15 opposed sides, first 13a of tape guide portion and second 13b of tape guide portion have been formed respectively.Also have, be set to described China ink with 2 peristomes that expose 18 between these the first tape guides 13a of portion and second 13b of tape guide portion.In addition, described first 13a of tape guide portion and second 13b of tape guide portion form, with described first housing 5 and described second housing 13 interlocking the time, between first 5a of tape guide portion of described first housing 5 and second 5b of tape guide portion, be provided with to insert and wear China ink with 2 gap.
As shown in Figure 2, in the supply side incorporating section 14 of described second housing 13, form the bearing 14a that rotates the semicircle shape of the large-diameter portion 3c of the described supply core 3 of ground axle suspension freely and rotate the bearing 14b of the semicircle shape of the axial region 3d of the described supply core 3 of ground axle suspension freely.In addition, in the rolling side incorporating section 15 of described second housing 13, form the bearing 15a that rotates the semicircle shape of the large-diameter portion 4c of the described rolling core 4 of ground axle suspension freely and rotate the bearing 15b of the semicircle shape of the axial region 4d of the described rolling core 4 of ground axle suspension freely.
In addition, as shown in Figures 1 and 2, described second housing 13 in present embodiment, in described supply side incorporating section 14, described rolling side incorporating section 15 and described second sidewall 17 be equipped with alignment pin (not shown) respectively and plug in locating hole 19a, 19b, 19c, the 19d that wears, described alignment pin is used for when described ink ribbon cartridge 1 is assemblied in print apparatus described ink ribbon cartridge 1 being positioned the tram of print apparatus.
And, form chimeric chimeric member (not shown) mutually respectively at described first housing 5 and described second housing 13, be wound with China ink and be configured to respectively with 2 supply core 3 and rolling core 4 that axle is supported on bearing 6a, the 6b of first housing 5 and bearing 14a, 14b and bearing 15a, the 15b of bearing 7a, 7b and second housing 13, and by described chimeric member described first housing 5 and described second housing 13 are rabbeted mutually, constituted ink ribbon cartridge 1 thus.
The ink ribbon cartridge 1 of the present embodiment that constitutes according to structure by above explanation, because when ink ribbon cartridge 1 is assemblied in print apparatus, the alignment pin that in print apparatus ink ribbon cartridge 1 is positioned and disposes in print apparatus is inserted each locating hole 19a, the 19b, 19c, the 19d that wear respectively and only is being arranged in second housing 13, therefore can prevent following situation: the formation precision because of first housing 5 and second housing 13 self causes producing on each locating hole 19a, 19b, 19c, 19d when rabbeting first housing 5 and second housing 13 and departs from.Consequently, when ink ribbon cartridge 1 was assemblied in print apparatus, the alignment pin that disposes in print apparatus can correctly be inserted each locating hole 19a, 19b, 19c, the 19d that wears ink ribbon cartridge 1, thereby improved the positioning accuracy of the ink ribbon cartridge 1 in the print apparatus.
Also have, the present invention is not limited to described embodiment, can carry out various changes as required.For example, in the present embodiment, each locating hole 19a, 19b, 19c, 19d are arranged in supply side incorporating section 14, rolling side incorporating section 15 and second sidewall 17 of second housing 13 respectively, but be not limited thereto, the supply side incorporating section 6, rolling side incorporating section 7 and second sidewall 9 that are arranged in first housing 5 respectively also can play same effect.
Shown in the front view of Fig. 5, use the printer 101 of ink ribbon cartridge of the present invention to have the basket 102 that is made of metallic plate, being formed with at its front side wall 102a can be with the insertion mouth 102b of the roughly glasses shape the box department of assembly 122 of tape drum 121 in front is inserted printer 101.And, in the outside of described front side wall 102a with upright first and second alignment pin 102c, the 102d that is provided with the location of the rear end side that is used to carry out tape drum 121 of the spacing dimension of regulation.In addition, dispose at described front side wall 102a and be used under the state that tape drum 121 is inserted in the box department of assembly 122, carrying out fixedly locked claw component (card end member) 102e.
And then, rotatably dispose at the rear wall 102f of described basket 102 and to send reel 125 and winding drum 124, it is described that to send reel 125 and winding drum 124 outstanding in the box department of assembly 122 of printer 101, and respectively be accommodated in the tape drum 121 send axle 119 and Scroll 120 chimeric.And, at the inner face of described rear wall 102f with upright the 3rd and the 4th alignment pin 102g, the 102h that is provided with the location of the front that is used to carry out tape drum 121 of the spacing dimension of regulation.
In addition, shown in the cutaway view of Fig. 6 and Fig. 7, in basket 102 inside, by the front side wall 102a of described basket 102 supporting, rotation freely and columned platen (below, be called the platen roller) 103 be configured in lower side.Dispose the thermal head 104 that the line thermal head by long size shape with the axially parallel of platen roller 103 constitutes above opposed with described platen roller 103.Described thermal head 104 with the length direction of platen roller 103 opposed sides on the location be formed with a plurality of heater elements (not shown), and be installed on the thermal head supporting member 106 via thermal head erecting bed 105.
Described thermal head supporting member 106 is formed with thermal head support 106a that thermal head erecting bed 105 has been installed and the extension 106b that extends along diagram right crank-like from this thermal head support 106a, and the fin 106c that can dispel the heat to the heat of thermal head 104 is installed on this extension 106b.In addition, the diagram right-hand end at extension 106b is equipped with supporting arm 106d down, the bolster 107 rotations supporting freely that this supporting arm 106d is put up a bridge at the sidewall of basket 102 and supports.That is, thermal head 104 is that fulcrum rotates by thermal head supporting member 106 with bolster 107, and can with 103 contact separations of platen roller (rising of thermal head decline/thermal head).In addition, be supported with the lower end side of first helical spring 108 at the thermal head support 106a of thermal head supporting member 106.The pressure contact board 109a of the upper end side elasticity ejection pressure contact member 109 of described first helical spring 108.Described pressure contact member 109 at one end portion's side has the pressure contact board 109a that form long size shape parallel with the length direction of thermal head 104, and the both ends of this pressure contact board 109a are integrally formed in the end side of a pair of cursor 109b.In addition, the other end side bearing of cursor 109b is that fulcrum rotates by cursor 109b with bolster 107 on bolster 107, and pressure contact board 109a moves up and down.
Described pressure contact member 109 forms card by the part cutting to cursor 109b and ends support 109c, and the extension 106b card of thermal head supporting member 106 only is supported on only support 109c of this card.And, since by omitted illustrated elastic component with pressure contact member 109 elasticity ejection always to the top, therefore if remove the pressure contact of the pressure contact board 109a that produces by following cam member 110, then thermal head supporting member 106 and pressure contact member 109 are that fulcrum turns to the top with bolster 107, thereby thermal head 104 rises.In addition, pressure contact member 109 is pushed by cam member 110 by pressure contact board 109a and can move up and down, and described cam member 110 can be supported on the bolster 110a at front side wall 102a upper support rotatably.
And, in embodiment, dispose and thermal head supporting member 106 all-in-one-piece ways 111 in addition, surround with the erecting bed 105 that thermal head 104 will be installed.Ways 111 has: diapire 111d, and its size is enclosed than the internal diameter size little of the rectangular-shaped aperture portion 121f that forms at following tape drum 121, and is set to insert up and down the size of wearing described aperture portion 121f; Pair of end walls 111e, 111f, it is upright be located at this diapire 111d be positioned at the end limit of China ink with 118 throughput direction; And not shown pair of sidewalls, its upright lateral plate of being located at diapire, and with China ink with the section shape of 118 throughput direction form to the configuration side of the platen roller 103 コ word shape of opening in the opposite direction.And be configured to, the thermal head erecting bed 105 of thermal head 104 is arranged in the blank part 111a that is made of described diapire 111d and pair of end walls 111e, 111f and pair of sidewalls.In addition, be formed with along China ink at described diapire 111d and extend with 118 width, and the peristome 11b that a plurality of heater elements of thermal head 104 are exposed.
In addition, be supported with stripper roll 111c freely in the rotation of the end, diagram lower-left of ways 111, it can be peeled off the China ink that is thermally bonded on the following paper used for recording 117 and be with 118 when printing.And then, diagram left side (downstream of the thermal head 104 on the paper supply direction of the arrow C of following paper used for recording 117) at the blank part 111a of the ways 111 inner opening 111b of portion, dispose optical profile type belt sensor 112, by this China ink belt sensor 112, detect following China ink with 118 ink face, thus can carry out can with the head of taking out of of printing starting position contraposition.
And, described ways 111 has been omitted illustrated elastic component always to the ejection of the top of the direction of leaving from platen roller 103, when thermal head 104 was in the printing standby of thermal head propradation, as shown in Figure 6, ways 111 was also from platen roller 103 rising ormal weights.Such ways 111 is inserted and is worn the aperture portion 121f that states tape drum 121, according to the same drive source of driving cam member 110 and move up and down independently, can be when the printing standby of printer 101 the thermal head propradation, leave the position (with reference to Fig. 6) of ormal weight from platen roller 103, with the printing executing state of printer 101 be thermal head decline state, the mode that is contacted with platen roller 103 from described peristome 111b pressure with a plurality of heater elements that can make quick 104 approaches to move between the position (with reference to Fig. 7) of described platen roller 103.
The first pressure touch roll (all not shown) that disposes first feeding-in roll on diagram right side and contact with its pressure as platen roller 103.In addition, dispose in the diagram left side of platen roller 103: second feeding-in roll 113, it can utilize not shown drive source drives power to carry out positive and negative rotation; With the second pressure touch roll 116, thereby it utilizes the ejection force of second helical spring 115 to contact driven with second feeding-in roll, 113 pressure via bar 114.In addition, between the thermal head 104 and platen roller 103 of thermal head propradation, the paper used for recording 117 that constitutes by the ground paper such as photographic paper that can print by described first feeding-in roll and the first pressure touch roll that contacts with its pressure along the paper feeding of arrow C direction, and the mode clamping that is contacted with pressure by second feeding-in roll 113 and the second pressure touch roll 116.And the paper used for recording 117 of the mode clamping that is contacted with pressure by second feeding-in roll 113 and the second pressure touch roll 116 can be by the rotation of second feeding-in roll 113, along the arrow D direction conveying of arrow C direction and the direction opposite with it.If the leading section 117a of the usefulness paper of the mode clamping paper used for recording 117 that between described platen roller 103 and thermal head 104, carries out paper feeding and carry along the arrow C direction, that contact with pressure by second feeding-in roll 113 and the second pressure touch roll 116, not shown detecting with paper sensor by the throughput direction upstream side configuration when just the carrying of the paper used for recording 117 of platen roller 103 lifted one's head, and then second feeding-in roll 113 temporarily stops operating.
In addition, between the thermal head 104 and platen roller 103 of thermal head propradation, draw in the upper side of paper used for recording 117 and to be wound with China ink and to be with 118.
Described China ink forms wideer slightly than the width dimensions of paper used for recording 117 with 118 width dimensions.And, be formed with the ink face as China ink with side (with 117 opposed sides of paper used for recording) below the diagram of a side of 118 face, this ink face forms longer slightly than the print range of paper used for recording 117, and is coated with the ink of for example yellow (Y), blue-green (C), peony (M) color.
Transparent part is formed with first sign that is made of 2 black lines between the ink face of the ink face of described C color and Y color, between the ink face of the ink face of Y color and M color, and the ink face of the ink face of M color and C color between be formed with second sign that constitutes by 1 black line respectively.And, detect first sign by belt sensor 112, carry out the lifting one's head of ink face of initial Y color.In addition, detect second sign, carry out the lifting one's head of ink face of original M, C color by belt sensor 112.Be formed with transparent blank portion being identified between the ink face of each color from described first, second.The size of described blank portion forms slightly littler to the size of black belt sensor 112 than the heater element from thermal head 104.
And the both ends that China ink is grown size with 118 wide cut are sent axle 119 and winding reel 120 coilings respectively from two ends, and are accommodated in the tape drum 121.
Described tape drum 121 is formed with: the first incorporating section 121a, and it is taken in and is wound with untapped China ink and sends axle 119 with 118 state; With the second incorporating section 121b, it takes in the used China ink of can reeling with 118 Scroll 120.And first, second incorporating section 121a, 121b use a pair of connecting elements 121c to link its end concurrently each other in the mode with predetermined distance.
In addition, at tape drum 121,, be formed with to draw to be wound in and send the China ink of axle on 119, and be formed with rolling mouth 121e in the coupling member 121c of first incorporating section 121a side with 118 outlet 121d in the coupling member 121c of first incorporating section 121a side.
And, between first, second incorporating section 121a, 121b, be formed with and make China ink with the 118 aperture portion 121f that expose, described China ink is derived with the 118 outlet 121d from the described first incorporating section 121a, and to the rolling mouth 121e of described second incorporating section 121b recovery, in the present embodiment, described aperture portion 121f forms ways 111 slotting the wearing that also can be moved up and down.
And described tape drum 121 has: rectangular-shaped aperture portion 121a, and it is surrounded by described first and second incorporating section 121a, 121b and a pair of coupling member 121c; With the sidewall of not shown substantially elliptical shape, its side who links described coupling member 121c respectively is and integrated, and described coupling member 121c links the rear end side of first and second incorporating section 121a, 121b and their rear end side.And at described sidewall, first and second locating hole (all not shown) of location that is used to carry out the rear end side of tape drum 121 wears corresponding to first and second alignment pin 102c, the 102d of described printer 101.
In addition, when inserting, the tape drum department of assembly 122 to printer 101 becoming the described two incorporating section 121a of front, the part of 121b, be formed with the sidewall (front sidewall) of toroidal respectively, the sidewall of described toroidal portion in the central is formed with the not shown peristome of sending the end interlocking of axle 119 and Scroll 120 with described, at each sidewall, the 3rd and the 4th not shown locating hole of location that is used to carry out the front of tape drum 121 wears corresponding to the 3rd and the 4th alignment pin 102g, the 102h of described printer 101.
In addition, dispose on the transport path of the paper used for recording 117 between the platen roller 103 and second feeding-in roll 113 can lead below arriving with paper used for recording 117 deflections that prevent to be transferred with paper guide 123, and on this usefulness paper guide 123, be fixed with that the glossiness minute surface of his-and-hers watches mask carries out fine finishining and the reflecting plate 123a that becomes reflecting surface with bonding agent etc.
At this, if 121 pairs of tape drums of explanation have the assembly method of printer 101 of the present embodiment of this spline structure, then in the printer 101 of present embodiment, described ways 111 can be utilized as the ways that the insertion of tape drum 121 is led.
Promptly, making thermal head 104 carry out thermal head rises, and ways 111 is risen, and so that the aperture portion 121f of tape drum 121 is along the wall portion that is formed with peristome 111b of ways 111, and make taking in of tape drum 121 send the sidewall of the first incorporating section 121a of axle 119 along from the upright end wall 111e that establishes of described diapire 111d at the throughput direction upstream side of China ink band, conveyance direction downstream side at the China ink band makes the sidewall of the second incorporating section 121b that takes in Scroll 120 of tape drum 121 insert along the mode of founding the end wall 111f that establishes from described diapire 111d, thereby tape drum 121 is assemblied in the basket 102 inner box departments of assembly 122 that form.
At this moment, leading section at tape drum 121, first and second locating hole that forms at tape drum 121 engage with first and second alignment pin 102c, the 102d that form at printer 101, and make described each incorporating section 121a, 121b of tape drum 121 take in send spools 119 and Scroll 120 and printer 101 send reel 125 and winding drum 124 is chimeric.In addition, rear end side at tape drum 121, the the 3rd and the 4th locating hole that forms at tape drum 121 is engaged with the 3rd and the 4th alignment pin 102g, the 102h that form at printer 101, under such state, the claw component 102e that the conduct card that the front side wall 102a that makes at printer 101 forms ends member is limited to the conduct card that described front side wall forms and ends the stop hole of member, thereby finishes the assembling of 121 pairs of printers 101 of tape drum.
Like this, in the printer 101 of present embodiment, ways when assembling as tape drum 121 by the diapire 111d with ways 111 utilizes, can suppress the rocking of above-below direction in the box department of assembly 122 of tape drum 121, and then, by utilizing as ways, can suppress the rocking of left and right directions in the box department of assembly 122 of tape drum 121 at upright end wall 111e, the 111f that establishes of the described diapire 111d of ways 111.Therefore, portion in box department of assembly 122, can make described tape drum 121 send axle 119 and an end of Scroll 120 is easy and reliably with send reel 125 and winding drum 124 is chimeric.In addition, in the present embodiment, because constituting stripper roll 111c moves up and down with ways 111, therefore compare with the printer of structure with the ad-hoc location supporting stripper roll in box department of assembly 122, the installation exercise of tape drum 121 in box department of assembly 122 becomes simply, thereby can improve operation.
In addition, simple explanation is carried out in the action to printer of the present invention 101 with this spline structure below.
At first, under the original state when the printing standby, thermal head 104 is in the thermal head propradation, and ways 111 risings are left from platen roller 103.Under the original state when such printing standby, at first, make Scroll 120 rotation and the rolling China ink is with 118, belt sensor 112 detects first sign, carries out the lifting one's head of ink face of initial Y color.Then, between thermal head 104, ways 111 and the platen 103 of original state, carry out paper feeding from the diagram right side along the arrow C direction, and with the leading section 117a of paper used for recording 117 by second feeding-in roll 113 and the second pressure touch roll 116 with the mode clamping that pressure contacts, carry out lifting one's head of paper used for recording 117.
And, if carry out paper used for recording 117 and China ink with 118 lift one's head, cam member 110 is rotated, if the pressure contact board 109a of pressure contact member 109 is pressed down to the below, then thermal head support plate 106 turns to the below via first helical spring 108, descends thereby thermal head 104 begins to carry out thermal head.Simultaneously, ways 111 descends independently, before thermal head 104 pressure are contacted with platen roller 103, pushes paper used for recording 117 below the ways 111, makes it be close to the outer peripheral face of platen roller 103 reliably.Therefore, even on paper used for recording 117, have warpage etc., also can be pressed on the platen roller 103 by the paper used for recording 117 that ways 111 will have a warpage.After described ways 111 descends, the thermal head 104 that thermal head descends make China ink be with 118 and paper used for recording 117 pressure be contacted with platen roller 103.
And, optionally make a plurality of heater element heatings of thermal head 104 based on printing information, and carry paper used for recording 117 along the arrow C direction, thus China ink with the ink offset of the ink face of 118 initial Y color to paper used for recording 117, thereby on paper used for recording 117 image of printing Y color.And, carry out lifting one's head of paper used for recording 117 once more, and make thermal head 104 carry out thermal head to descend, the ink of the ink face of M color is printed onto on the image of Y color, thus the image of overlapping printing M color on the image of Y color.By repeating such printing action, the coloured image of expectation can be printed onto on the paper used for recording 117.
In addition, the present invention is not limited to described embodiment, can carry out various changes as required.
For example, described ways also can followingly constitute: left the position ejection of ormal weight from platen by elastic component when the printing standby of printer always, by making the thermal head that moves to the position of thermal head decline state from the position of thermal head propradation be connected to the lower wall of described empty guide part, overcome the ejection of described elastic component, move to the position of approaching platen, and by removing the thermal head that moves to the position of thermal head propradation from the position of thermal head decline state butt to the lower wall of described empty guide part, utilize the ejection of described elastic component once more, move to the position of leaving ormal weight from platen.

Claims (4)

1. ink ribbon cartridge, it has formed supply side incorporating section and rolling side incorporating section, described supply side incorporating section and rolling side incorporating section form the semicircular cylinder shape respectively, and be formed with bearing in the mode of devices spaced apart in the longitudinal direction, and this ink ribbon cartridge possesses: first housing and second housing, and it is equipped with the alignment pin that disposes respectively and plugs in the locating hole of wearing in print apparatus; With supply with core and rolling core, its China ink band of long size of reeling, and be formed with and rotate the axial region that the earth's axis freely is supported on described each bearing is characterized in that,
Only the housing of the either party in described first housing and described second housing is equipped with described each locating hole.
2. printer, its insertion mouth from described print apparatus inserts described ink ribbon cartridge in the box department of assembly, and can portion disposes rotatably in described box department of assembly send reel and winding drum is chimeric with an end of sending axle and Scroll of described tape drum respectively, thereby be assemblied in described box department of assembly, it is characterized in that
The ways that is formed with the peristome that extends on the width of described China ink band is configured to, insert and to wear the peristome of described ink ribbon cartridge, and can when the printing standby of printer the time, leave the position of ormal weight and when the printing execution of printer, can approach from the mode that described peristome pressure is contacted with platen to move between the position of described platen with a plurality of heater elements of thermal head from platen.
3. printer according to claim 2 is characterized in that,
The section shape of described ways on the throughput direction of China ink band be made as to the configuration side of the platen コ word shape of opening in the opposite direction, and be formed with described peristome at its diapire.
4. printer according to claim 2 is characterized in that,
Be supported with stripper roll freely in the rotation of described ways, this stripper roll can be peeled off the China ink band that is used to write down and be thermally bonded on the paper used for recording.
CN 200610125739 2006-05-23 2006-08-29 Ink ribbon cassette and printer including ink ribbon Pending CN101077664A (en)

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JP2006143154A JP2007313681A (en) 2006-05-23 2006-05-23 Ink ribbon cassette
JP2006143154 2006-05-23
JP2006143155 2006-05-23

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