CN101323207B - Ink jet printer maintenance device - Google Patents
Ink jet printer maintenance device Download PDFInfo
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- CN101323207B CN101323207B CN2008100294512A CN200810029451A CN101323207B CN 101323207 B CN101323207 B CN 101323207B CN 2008100294512 A CN2008100294512 A CN 2008100294512A CN 200810029451 A CN200810029451 A CN 200810029451A CN 101323207 B CN101323207 B CN 101323207B
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Abstract
The invention relates to a maintenance device for an ink jet printer, which comprises: a wiping arrangement, a cover and a waste ink suction device, wherein, the wiping arrangement is powered by a first motor so as to wipe the residual ink on the muzzle of a printing head through a wiping piece, the cover is used for sealing the muzzle of the printing head, ,and the waste ink suction device comprises: a seal cavity, which is provided with a plunger inside and connected with a waste ink discharge tube outside a sealing cover, which is arranged on top of the seal cavity and used for sleeving and sealing a waste ink discharge port of the printing head, a suction pump, which is arranged at the end of the waste ink discharge port, and a second motor, which is used for driving the pluger or the suction pump; wherein, the waste ink discharge port is communicated with the inner space of the seal cavity. As the waste ink suction device and the wiping arrangement of the printer maintenance device are driven by different motors, the waste ink in the waste ink discharge pipeline can be discharged independently no mater whether the printing head is at the maintenance position or not. Therefore, the waste ink discharge pipeline can be thoroughly cleaned. The clogging can be prevented and the print speed is not affected.
Description
Technical field
The present invention relates to a kind of ink jet printer maintenance device, relate in particular to a kind of ink that prevents and stop up the attending device of ink barrel.
Background technology
Because when ink-jet printer did not use, the ink of printhead can condense owing to evaporating dry or being stained with dust, therefore needs print-head maintaining device to safeguard.The head maintenance of conventional ink jet printers generally includes the technology of three aspects, the one, the wiping mode is wiped clean printhead, the 2nd, cover printhead prevent air-dry, the 3rd, concentration bigger ink in jetting nozzle place before printing.
Along with the improvement of technology, Brother Industries Ltd for example designs a kind of attending device that increases useless China ink in the wash pump suction printhead, can further clean printhead, prevents the ink obstruction printhead that condenses.This print-head maintaining device further comprises a wash pump and a clutch.When this clutch is got back to maintenance position by printhead, make the engagement of power source (motor) gear and a wash pump driven wheel, extract the interior useless China ink of printhead thereby drive wash pump; When printhead leaves maintenance position, under the effect of this clutch, make the engagement of the disengaging of power source gear and this wash pump driven wheel, wash pump quits work.In fact, the newly-increased unit clean pump of this printer maintenance device is shared a power source with the wiping arrangement that drives the wiping printhead, in the wiping printhead the useless China ink in the printhead is aspirated cleaning.Yet, this device only just can carry out the maintenance work of wiping and the useless China ink of suction when printhead is got back to maintenance position, print first this maintenance position that leaves, wash pump has just stopped work, the useless China ink that often occurs being retained in the useless black discharge pipe is not extracted clean phenomenon, and the time has been grown and stopped up useless black discharge line.
Therefore, invention attempts to provide the print-head maintaining device of a kind of thorough cleaning printhead and useless black discharge line.
Summary of the invention
The technical problem to be solved in the present invention is, but useless black printer maintenance device in a kind of continuous drawing printhead and the useless black discharge pipe is provided.
For solving the problems of the technologies described above, the invention provides a kind of ink jet printer maintenance device, comprising: a wiping arrangement, the driving force that is provided by one first motor, and utilize a wiper blade to wipe ink residual on the print-head nozzle; One block is in order to seal the nozzle of this printhead; And a useless black aspirator, this useless black aspirator comprises: an annular seal space, in establish a piston, external one useless black discharge pipe; One seal cover is located at the top in sealing chamber, and in order to socket and seal a useless black outlet of this printhead, this useless black outlet is connected with inner space, sealing chamber; This useless black discharge pipe end is located in one suction pump; And one second motor, in order to driving this piston or this suction pump, and aspirate the useless China ink in this printhead and discharge useless China ink via this useless black discharge pipe via this useless black outlet.
Further, this second motor is connected with a changement, and this changement comprises a tumbler gear, and when this second motor rotated with a predetermined direction, this tumbler gear and one first gears engaged drove the useless China ink in this piston suction printhead; When this second motor counter-rotating, this tumbler gear and one second gears engaged drive this suction pump and extract the interior useless China ink of this useless black discharge pipe.
Preferably, this suction pump comprises a shell, one suction pump driven wheel, one central shaft and an eccentric shaft, this suction pump driven wheel is socketed in this central shaft one end and drives this central shaft rotation, this eccentric shaft is parallel to this central shaft and rotates around this central shaft with the rotation of this central shaft, the extruding that at least a portion body of this useless black discharge pipe stretches into this enclosure and is subjected to this having a rest property of eccentric shaft rotational time.
Preferably, these central shaft two ends are with a spacer respectively, and the radius and the internal diameter of outer cover of this spacer are suitable.
Selectable, this second motor is connected with a motor gear, this motor gear meshes one first tumbler gear, this first tumbler gear meshes one second tumbler gear, wherein this first tumbler gear is socketed on one first an of reversal hand, this second tumbler gear is socketed on one second of this reversal hand, and a commutation spring housing is connected to this second and goes up and between this second tumbler gear and this reversal hand; When this second motor drives this motor gear and is rotated counterclockwise, this second tumbler gear and the engagement of this suction pump driven wheel.
Further, this useless black aspirator further comprises: a piston actuated gear, this piston actuated gear and this second tumbler gear lay respectively at the different two ends of this useless black aspirator; And a power transmission shaft, being arranged between this piston actuated gear and this second tumbler gear, these power transmission shaft two ends are respectively arranged with one first travelling gear and one second travelling gear; Wherein, this piston actuated gear and this first travelling gear remain engagement, when this second motor drove this motor gear and turns clockwise, this second tumbler gear and the engagement of this second travelling gear were given this piston actuated gear with the transmission of power of second motor.
Selectable, this useless black aspirator further comprises: a piston actuated gear, this piston actuated gear and this second tumbler gear lay respectively at the different two ends of this useless black aspirator; One power transmission shaft is arranged between this piston actuated gear and this second tumbler gear, and these power transmission shaft two ends are respectively arranged with one first travelling gear and one second travelling gear; And a bar linkage structure, comprise a link gear, a first connecting rod arm and a second connecting rod arm; Wherein, this piston actuated gear is connected with this link gear engagement and by this first connecting rod arm, this link gear is connected with this first travelling gear engagement and by this second connecting rod arm, when this second motor drives this motor gear and turns clockwise, this second tumbler gear and the engagement of this second travelling gear are given this piston actuated gear with the transmission of power of second motor.
Preferably, this wiping arrangement comprises the carrier of a wiper blade and this wiper blade of carrying, this carrier has the pivot proj ections of extending to two ends, this carrier is set up in the two lateral walls of a frame structure of this ink jet printer maintenance device by this pivot proj ections, be formed with loopback path on this two side respectively, this pivot proj ections is arranged in this loopback path, when this first motor drives this wiping arrangement, this pivot proj ections moves in this loopback path, moves and wipes ink residual on this print-head nozzle thereby make this carrier drive this wiper blade.
Further, also comprise a preparation track on the two lateral walls of this frame structure, this preparation track connects this loopback path and this loopback path is divided into first loopback path and second loopback path, this preparation track connects this loopback path place and is provided with a shell fragment, but this shell fragment make this pivot proj ections only uniaxially enter this first loopback path and get back to this preparation track from this preparation track from this second loopback path.
Preferably, this wiping arrangement further comprises: a clutch, it comprises a briquetting, one first motor gear, an one clutch spring and a clutch gear, this briquetting and this first motor gear are socketed on the printhead reach, when printhead moves to one when safeguarding the position, the engagement of this first motor gear and this clutch gear, and this printhead promotes this briquetting and pushes this clutch gear itself and a wiping arrangement driven wheel are meshed; One outer sliding part is incorporated into this carrier, and it comprises the rack structure on the horizontal direction, and this rack structure and the engagement of this wiping arrangement driven wheel drive this carrier move left and right thereby can be horizontally slipped by this wiping arrangement driving gear drives; And sliding part in, be incorporated into this outer sliding part, horizontally slip with this outer sliding part, be formed with an oblique guide groove that extends down in this on the two side of sliding part respectively; Wherein, the annular seal space of this block and the black aspirator that should give up is fixed in a bracing frame top, and this bracing frame sidewall is extended with two locating shafts, and this locating shaft is installed on respectively in this guide groove, and when sliding part horizontally slipped in this, this bracing frame moved up and down along guide groove.
Because the useless black aspirator of this printer maintenance device adopts different motors to drive with wiping arrangement, therefore do not need to depend on printhead during the useless China ink in the discharge line and whether be positioned at maintenance position, therefore can thoroughly clean useless black discharge line, prevent to stop up, and do not influence print speed.In addition, the suction pump that this useless black aspirator adopts by the part body of intermittent this useless black discharge pipe of extruding of an eccentric shaft, makes useless China ink be discharged from useless black discharge pipe continuously, and is simple in structure, with low cost.Further, the Wiping mechanism of this printer maintenance device, carrier by wiper blade moves around in the loopback path of framework, and the useless China ink on the wiping print-head nozzle, owing to adopt loopback path, wiper blade does not need to scrape twice nozzle in a wiping process, can avoid the problem that wiper blade is spattered China ink in the prior art by the nozzle springing.
Description of drawings
Fig. 1 is the structural representation after the first embodiment of the invention printer maintenance device removes frame structure.
Fig. 2 is the partial exploded view of printer maintenance device among Fig. 1.
Fig. 3 is the useless black aspirator structural representation of printer maintenance device among Fig. 1.
Fig. 4 is the wiping arrangement structural representation of printer maintenance device among Fig. 1.
Fig. 5 is the structural representation at another visual angle of printer maintenance device among Fig. 1.
The specific embodiment
Below with reference to illustrating better embodiment of the present invention, but diagram and specific embodiment usefulness for illustrative purposes only should not limit covering scope of the present invention.
Please in conjunction with consulting Fig. 1 and Fig. 2, expressed the basic structure of this printer maintenance device 100, this printer maintenance device 100 is installed on an end of a printhead reach 1.Printhead 2 is erected on this printhead reach 1 slidably, makes that this printhead 2 slidably reciprocates on this printhead reach 1 when printing.
Simultaneously in conjunction with consulting Fig. 3 and Fig. 4, this printer maintenance device 100 mainly comprises wiping arrangement 20 again, useless black aspirator 30 and be fixed on two blocks 50 on the bracing frame 32 of this useless black aspirator 30.This block 50 is used to seal the nozzle of this printhead.
Useless black aspirator 30 is the useless China inks that are used to get rid of in printhead 2 and the useless black discharge line 332.Should useless black aspirator 30 comprise and one of be placed on this bracing frame 32 annular seal space 33 (establishing a piston in it, external one useless black discharge pipe 332), be located at one of 33 tops, sealing chamber seal cover 31 (in order to socket and seal a useless black outlet of printhead 2; Sealing is covered 31 bottoms and one of is provided with as shown in Figure 2 hole 312, makes should useless black outlet to be connected with 33 inner spaces, sealing chamber), be located at this give up one of black discharge pipe 332 ends suction pump 37 and one second motor 35 (in order to drive this piston or this suction pump 37).
In the present embodiment, sealing chamber 33 is divided into four chambers, and seal cover 31 bottoms then are provided with four holes 312, respectively four chambers of corresponding annular seal space 33.Each chamber correspondence can extract a kind of useless China ink of color, and this useless black discharge pipe 332 is external in the bottom of this each chamber, again via converter 334 one of as shown in Figure 2.These four useless black discharge pipes 332 are merged into two as shown in Figure 2, and are wrapped in this suction pump 37 outer surfaces.
In addition, this second motor 35 is installed on the same side of this printer maintenance device 100 with this suction pump 37, and is fixed with the relative opposite side that annular seal space 33 and 50 the bracing frame 32 of blocking a shot are installed on this printer maintenance device 100.
As shown in Figure 2, this suction pump 37 comprises shell 376, one suction pump driven wheels, 375, one central shafts 371 and an eccentric shaft 372.This suction pump driven wheel 375 is socketed in these central shaft 371 1 ends and rotates in order to drive this central shaft 371.This eccentric shaft 372 is parallel to this central shaft 371 and rotates around this central shaft 371 with the rotation of central shaft 371, and the extruding of having a rest property should useless black discharge pipe 332.It is inner and be subjected to the extruding of these eccentric shaft 372 having a rest property of rotational time that at least a portion body that should useless black discharge pipe 332 stretches into as shown in Figure 1 this shell 376, makes useless China ink be discharged from by useless black discharge pipe 332 continuously.Preferably, these central shaft 371 two ends also are with a spacer 373,374 respectively.The radius of this spacer 373,374 is roughly suitable with the internal diameter of this shell 376, so central shaft 371 can not rock when the inner rotation of shell 376 up and down, but be positioned sheet 372,374 location and rotation evenly.
As shown in Figure 3, this second motor 35 is connected with a motor gear 351, this motor gear 351 engagements one first tumbler gear 352, this first tumbler gear, 352 engagements, one second tumbler gear 353.Wherein this first tumbler gear 352 one of is socketed in as shown in Figure 2 on one first 354 of reversal hand 356, and this second tumbler gear 353 is socketed on one second 355 of this reversal hand 356.One commutation spring 350 is socketed on this second 355 and between this second tumbler gear 353 and this reversal hand 356.
This first tumbler gear 352, second tumbler gear 353, commutation spring 350 and reversal hand 356 constitute a changement.Thus, if need to discharge when giving up China ink, when these second motor, 35 these motor gears 351 of driving are rotated counterclockwise, at first drive second tumbler gear 353, can produce a kinetic force of friction between second tumbler gear 353 and the commutation commutation spring 350 this moment, and commutation spring 350 can produce the trend of rotation under this kinetic force of friction effect, but reversal hand 356 stops 350 rotations of commutation spring again, between reversal hand 356 and commutation spring 350, just produce a stiction so, this stiction makes the upwards swing of this changement, thereby make this second tumbler gear 353 and the driven wheel 375 of this suction pump 37 mesh, thereby can drive suction pump 37 work, remaining useless China ink in the useless black discharge pipe 332 of suction.
Yet this useless black aspirator 30 at first should be the useless China ink in the suction print-head nozzle, and present embodiment realizes by following a series of structures: a piston actuated gear 331, one power transmission shafts 357, and a bar linkage structure 40.
Concrete, as shown in Figure 3, this piston actuated gear 331 and this second tumbler gear 353 lay respectively at the different two ends of this useless black aspirator 30.In the present embodiment, this piston actuated gear 331 is positioned at 33 belows, sealing chamber, by a series of transmission devices such as drive link and cams power is passed to piston in the annular seal space 33.Because the technology such as suction action of piston belong to prior art, do not drive this piston is finished suction action in annular seal space principle and concrete mode so do not give unnecessary details this piston actuated gear 331 at this.
In order to make this second motor 35 provide power for this piston, need this second motor 35 is connected with this piston actuated gear 331, therefore be provided with this power transmission shaft 357.In the transmission design, this power transmission shaft 357 is arranged between this piston actuated gear 331 and this second tumbler gear 353, and these power transmission shaft 357 two ends are respectively arranged with one first travelling gear 359 and one second travelling gear 358.So, remain under the engagement with this first travelling gear 359 at this piston actuated gear 331, when these second motor, 35 these motor gears 351 of driving turn clockwise, when as long as this second tumbler gear 353 meshes with this second travelling gear 358, can give this piston actuated gear 331 with the transmission of power of second motor 35, thus driven plunger work.
Certainly, can also between piston actuated gear 331 and this first travelling gear 359, bar linkage structure 40 be set under the present embodiment unique circumstances.This bar linkage structure 40 comprises a link gear 43, a first connecting rod arm 41 and a second connecting rod arm 42.When this piston actuated gear 331 is connected with these link gear 43 engagements and by this first connecting rod arm 41, this link gear 43 also is connected with these first travelling gear, 359 engagements and by this second connecting rod arm 42, thus, this piston actuated gear 331 all is meshed with this link gear 43 with first travelling gear 359, and when piston actuated gear 331 produces displacement, because the effect of connecting rod, this three also can keep engagement.
When these second motor, 35 these motor gears 351 of driving turn clockwise, as long as this second tumbler gear 353 and these second travelling gear, 358 engagements, can drive this second travelling gear 358 and power transmission shaft 357, first travelling gear 359 rotates counterclockwise, but the link gear 43 of 359 drives of this first travelling gear and its engagement clockwise rotates, and 43 of this link gears drive and this piston actuated gear 331 of its engagement rotates, like this, the power of second motor 35 has promptly passed to this piston actuated gear 331, thereby drive this pistons work, extract the useless China ink in the print-head nozzle.
See also Fig. 4, in the present embodiment, this printer maintenance device 100 also adopts a special wiping arrangement 20, and this wiping arrangement 20 comprises the carrier 23 of a wiper blade 21 and this wiper blade of carrying.This carrier 23 has the pivot proj ections 231 of extending to two ends, makes this carrier 23 be set up in the two lateral walls 11,12 of a frame structure 10 of this ink jet printer maintenance device 100 by this pivot proj ections 231.Be formed with loopback path 15 respectively on this two side 11,12.This pivot proj ections 231 is arranged in this loopback path 15, make when this first motor drives this wiping arrangement 20, this pivot proj ections 231 can move in this loopback path 15, makes this carrier 23 drive this wiper blade 21 and moves, thereby wipe ink residual on this print-head nozzle.Thus,, make wiper blade 21 in a wiping process, not need to scrape twice nozzle, can avoid the problem that wiper blade is spattered China ink in the prior art by the nozzle springing owing to adopt loopback path 15.
Specifically, in the present embodiment, also comprise a preparation track 16 on the two lateral walls 11,12 of this frame structure 10, and this preparation track 16 is communicated to this loopback path 15.This loopback path 15 is divided into first loopback path 151 and second loopback path 152.This preparation track 16 connects these loopback path 15 places and is provided with a shell fragment 18.So, but this shell fragment 18 make this pivot proj ections 231 only uniaxially enter this first loopback path 151 from this preparation track 16, and get back to this preparation track 16 from this second loopback path 152.
When mobile, this pivot proj ections 231 enters this first loopback path 151 from this preparation track 16 to this pivot proj ections 231, and gets back to this preparation track 16 from this second loopback path 152 in this loopback path 15.In above-mentioned moving process, carrier 23 carries wiper blade 21 and wipes the process of ink residual on the nozzle and be: this pivot proj ections 231 enters this first loopback path 151 and moves first loopback path 151 from this preparation track 16, drives wiper blade 21 and wipes useless China ink on the nozzle; The end that this pivot proj ections 231 moves to first loopback path 151 drops in this second loopback path 152 owing to the gravity effect, thereby driving wiper blade 21 moves down, first motor counter-rotating this moment, drive this pivot proj ections 231 and moved second loopback path 152 and back down shell fragment 18 and get back in the preparation track 16, keep in the center thereby drive wiper blade 21.From this process as can be seen, promptly move down after the residual ink on the intact nozzle of wiper blade 21 wipings, thereby the no longer anti-nozzle of scraping not only reduces the wearing and tearing of wiper blade 21, and importantly overcome the anti-black defective of spattering that causes of scraping of wiper blade 21 in the prior art.
Concrete, in conjunction with consulting Fig. 4 and Fig. 5, in the present embodiment, this wiping arrangement 20 is to be driven by following array structure and mode:
This wiping arrangement 20 further comprises a clutch, and it comprises briquetting 22, one first motor gears, 29, one clutch springs 26 and a clutch gear 24.This briquetting 22 and this first motor gear 29 are socketed on this printhead reach 1.When printhead 2 moves to maintenance position, this first motor gear 29 and these clutch gear 24 engagements, these printhead 2 these briquettings 22 of promotion compress this clutch spring 26 by pushing this clutch gear 24 simultaneously, make this clutch gear 24 and a wiping arrangement driven wheel 28 mesh and the driving wiping arrangement.When printhead 2 left this maintenance position, the active force that this clutch spring 26 is upheld made this clutch gear 24 and this wiping arrangement driven wheel 28 break away from, thereby wiping arrangement 20 is quit work.
As shown in Figure 5, concrete is that this wiping arrangement 20 further comprises: sliding part 27 in the outer sliding part 25 and.Outer sliding part 25 is incorporated into this carrier 23, and it comprises the rack structure 251 on the horizontal direction.When this rack structure 251 meshed with this wiping arrangement driven wheel 28, this rack structure 251 can be driven by this wiping arrangement driven wheel 28 and horizontally slip, thereby drives this carrier 23 move left and right.Sliding part 27 is incorporated into this outer sliding part 25 in one, and can horizontally slip with this outer sliding part 25.Should be formed with an oblique guide groove 271 that extends down respectively on the two side of interior sliding part 27.These bracing frame 32 sidewalls as shown in Figure 5 are extended with two locating shafts 321, and this locating shaft 321 is installed on respectively in this guide groove 271.So, when sliding part in this 27 horizontally slipped with sliding part outside this 25, this bracing frame 32 moved up and down along guide groove 271.
The course of work of this printer maintenance device 100 can be expressed as follows: when printhead 2 arrives maintenance position, printhead 2 promotes briquetting 22, make this first motor gear 29 as shown in Figure 4 mesh, and make this clutch gear 24 and wiping arrangement driven wheel 28 mesh with this clutch gear 24.At this moment, drive one first motor starting of this wiping arrangement 20, thereby drive this printhead reach 1 rotation, make first motor gear 29 that is socketed on this printhead reach 1 rotate thereupon, thereby this clutch gear 24 that drives its engagement rotates, this clutch gear 24 drives wiping arrangement driven wheel 28 rotations with its engagement again, and the rack structure 251 of 28 drivings of wiping arrangement driven wheel and its engagement is as the slip left among Fig. 4, thereby drive this carrier 23 first loopback path 151 to left movement, thereby drive this wiper blade 21 to left movement and this print-head nozzle of wiping from preparation track 16s along loopback path 15.This wherein, in the process that this wiper blade 21 moves to left, bracing frame 32 moves downward along guide groove 271; When pivot proj ections 231 moves to an end of loopback path 15, because the gravity effect of carrier 23, and this pivot proj ections 231 is dropped in second loopback path 152.First motor counter-rotating this moment drives this carrier 23 and carries this wiper blade 21 and be moved to the left and get back to initial position in the preparation track 16, thereby finishes wiping work; At this moment, bracing frame 32 rises to the extreme higher position along guide groove 271, block 50 nozzles that seal up on the printhead 2, seal cover 31 seals up the useless black outlet on the printhead 2, second motor 35 starts simultaneously, drives this motor gear 351 and clockwise rotates, and changement is to lower swing, its second tumbler gear 353 and these second travelling gear, 358 engagements, the useless China ink in the driven plunger suction printhead 2; Useless China ink suction finishing back in the printhead 2 (be typically provided with the useless China ink of sensor sensing whether aspirate finish), 35 counter-rotatings of second motor, make upwards swing of changement, its second tumbler gear 353 and these suction pump driven wheel 375 engagements, drive this suction pump 37 work, the useless China ink in the useless black discharge pipe 332 of suction.Because adopting independently, second motor 35 drives this suction pump 37, therefore when aspirating than the useless China ink in the long useless black discharge pipe 332, printhead 2 can leave maintenance position and begin print job, promptly, but whether the useless China ink of black aspirator 30 continuous drawings that should give up is not positioned on the maintenance position and do not rely on this printhead 2, thus, this printer maintenance device 100 is not only guaranteed thoroughly to clean printhead, but also does not influence print job efficient.
In addition, the suction pump 37 that this useless black aspirator 30 adopts by the part body of an eccentric shaft 372 intermittent these useless black discharge pipes 332 of extruding, makes useless China ink be discharged from useless black discharge pipe 332 continuously, and is simple in structure, with low cost.
Further, the Wiping mechanism 20 of this printer maintenance device 100, in the loopback path 15 of framework 10, move around and useless China ink on the wiping print-head nozzle by the carrier 23 of wiper blade 21, owing to adopt loopback path 15, wiper blade 21 moves to left in first loopback path 151 and moves to right in second loopback path 152, after being the intact print-head nozzle of wiping, be transferred to second loopback path 152 from first loopback path 151 and return, therefore in a wiping process, do not need to scrape twice nozzle, and the wiping back that finishes at once down moves away print-head nozzle, thus bounce-back and spatter black problem when avoiding in the prior art wiper blade wiping print-head nozzle.
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. ink jet printer maintenance device comprises:
One block is in order to seal the nozzle of a printhead; And
One useless black aspirator, it comprises:
One annular seal space, in establish a piston, external one useless black discharge pipe;
One seal cover is located at the top in sealing chamber, and in order to socket and seal a useless black outlet of this printhead, this useless black outlet is connected with inner space, sealing chamber;
This useless black discharge pipe end is located in one suction pump; And
One second motor in order to driving this piston or this suction pump, and aspirates the useless China ink in this printhead and discharges useless China ink via this useless black discharge pipe via this useless black outlet;
One frame structure is formed with a loopback path and a preparation track respectively on the two lateral walls of this frame structure, this preparation track connects this loopback path and this loopback path further comprises first loopback path and second loopback path; This preparation track connects this loopback path place and is provided with a shell fragment, but this shell fragment make this pivot proj ections only uniaxially enter this first loopback path and get back to this preparation track from this preparation track from this second loopback path;
One wiping arrangement, it comprises:
One wiper blade;
One carrier carries this wiper blade, and this carrier has the pivot proj ections of extending to two ends, and this pivot proj ections is arranged in this loopback path, makes this carrier be set up in this frame structure by this pivot proj ections;
Wherein, driving by first motor, this pivot proj ections enters this first loopback path and moves first loopback path from this preparation track, effect drops in this second loopback path by gravity when this carrier moves to an end of first loopback path, thereby driving wiper blade moves down, first motor counter-rotating this moment, drive this pivot proj ections moved second loopback path and back down shell fragment get back to the preparation track in, move pivotally along this first loopback path and this second loopback path thereby make this carrier drive this wiper blade, thereby wipe residual ink on the nozzle of this printhead.
2. ink jet printer maintenance device as claimed in claim 1, it is characterized in that, this second motor is connected with a changement, this changement comprises a tumbler gear, when this second motor rotates with a predetermined direction, this tumbler gear and one first gears engaged drive the useless China ink in this piston suction printhead; When this second motor counter-rotating, this tumbler gear and one second gears engaged drive this suction pump and extract the interior useless China ink of this useless black discharge pipe.
3. ink jet printer maintenance device as claimed in claim 1, it is characterized in that, this suction pump comprises a shell, one suction pump driven wheel, one central shaft and an eccentric shaft, this suction pump driven wheel is socketed in this central shaft one end and drives this central shaft rotation, and this eccentric shaft is parallel to this central shaft and rotates around this central shaft with the rotation of central shaft, the extruding that at least a portion body of this useless black discharge pipe stretches into this enclosure and is subjected to this having a rest property of eccentric shaft rotational time.
4. ink jet printer maintenance device as claimed in claim 3 is characterized in that, these central shaft two ends are with a spacer respectively, and the radius of this spacer is suitable with the internal diameter of this shell.
5. ink jet printer maintenance device as claimed in claim 3, it is characterized in that, this second motor is connected with a motor gear, this motor gear meshes one first tumbler gear, this first tumbler gear meshes one second tumbler gear, wherein this first tumbler gear is socketed on one first an of reversal hand, and this second tumbler gear is socketed on one second of this reversal hand, and a commutation spring housing is connected to this second and goes up and between this second tumbler gear and this reversal hand; When this second motor drives this motor gear and is rotated counterclockwise, this second tumbler gear and the engagement of this suction pump driven wheel.
6. ink jet printer maintenance device as claimed in claim 5 is characterized in that, this useless black aspirator further comprises:
One piston actuated gear, this piston actuated gear and this second tumbler gear lay respectively at the different two ends of this useless black aspirator; And
One power transmission shaft is arranged between this piston actuated gear and this second tumbler gear, and these power transmission shaft two ends are respectively arranged with one first travelling gear and one second travelling gear;
Wherein, this piston actuated gear and this first travelling gear remain engagement, when this second motor drove this motor gear and turns clockwise, this second tumbler gear and the engagement of this second travelling gear were given this piston actuated gear with the transmission of power of second motor.
7. ink jet printer maintenance device as claimed in claim 5 is characterized in that, this useless black aspirator further comprises:
One piston actuated gear, this piston actuated gear and this second tumbler gear lay respectively at the different two ends of this useless black aspirator;
One power transmission shaft is arranged between this piston actuated gear and this second tumbler gear, and these power transmission shaft two ends are respectively arranged with one first travelling gear and one second travelling gear; And
One bar linkage structure comprises a link gear, a first connecting rod arm and a second connecting rod arm;
Wherein, this piston actuated gear is connected with this link gear engagement and by this first connecting rod arm, this link gear is connected with this first travelling gear engagement and by this second connecting rod arm, when this second motor drives this motor gear and turns clockwise, this second tumbler gear and the engagement of this second travelling gear are given this piston actuated gear with the transmission of power of second motor.
8. ink jet printer maintenance device as claimed in claim 1 is characterized in that, this wiping arrangement further comprises:
One clutch, it comprises a briquetting, one first motor gear, an one clutch spring and a clutch gear, this briquetting and this first motor gear are socketed on the printhead reach, when printhead moves to one when safeguarding the position, this first motor gear and the engagement of this clutch gear, and this printhead promotes this briquetting and pushes this clutch gear itself and a wiping arrangement driven wheel are meshed;
One outer sliding part is incorporated into this carrier, and it comprises the rack structure on the horizontal direction, and this rack structure and the engagement of this wiping arrangement driven wheel drive this carrier move left and right thereby can be horizontally slipped by this wiping arrangement driving gear drives; And
Sliding part in one is incorporated into this outer sliding part, horizontally slips with this outer sliding part, is formed with an oblique guide groove that extends down in this on the two side of sliding part respectively;
Wherein, the annular seal space of this block and the black aspirator that should give up is fixed in a bracing frame top, and this bracing frame sidewall is extended with two locating shafts, and this locating shaft is installed on respectively in this guide groove, and when sliding part horizontally slipped in this, this bracing frame moved up and down along guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100294512A CN101323207B (en) | 2008-07-10 | 2008-07-10 | Ink jet printer maintenance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100294512A CN101323207B (en) | 2008-07-10 | 2008-07-10 | Ink jet printer maintenance device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101323207A CN101323207A (en) | 2008-12-17 |
| CN101323207B true CN101323207B (en) | 2011-08-24 |
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| CN2008100294512A Expired - Fee Related CN101323207B (en) | 2008-07-10 | 2008-07-10 | Ink jet printer maintenance device |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011152689A (en) * | 2010-01-27 | 2011-08-11 | Seiko Epson Corp | Printing apparatus and method for maintaining the same |
| CN102909953A (en) * | 2011-08-01 | 2013-02-06 | 浙江工正科技发展有限公司 | PCB (Printed Circuit Board) printer |
| JP5861474B2 (en) * | 2012-01-30 | 2016-02-16 | セイコーエプソン株式会社 | Pump device |
| JP6700583B2 (en) * | 2015-12-24 | 2020-05-27 | セイコーエプソン株式会社 | Liquid ejector |
| JP6828422B2 (en) * | 2016-12-22 | 2021-02-10 | セイコーエプソン株式会社 | Liquid injection device and cleaning device |
| CN107933094B (en) * | 2017-12-28 | 2023-07-28 | 深圳劲鑫科技有限公司 | Screw and cylinder hybrid drive type spray head cleaning device |
| CN108583019A (en) * | 2018-06-01 | 2018-09-28 | 广州来丽智能科技有限公司 | Nozzle moisturizing mechanism and jet-printing equipment with it |
| CN113459672A (en) * | 2021-05-26 | 2021-10-01 | 湖南至简复印机再制造有限公司 | Cleaning and drying device for spare and accessory parts of second-hand copier |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1915671A (en) * | 2005-08-19 | 2007-02-21 | 三星电子株式会社 | Inkjet image forming apparatus and method of maintaining nozzle unit thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1915671A (en) * | 2005-08-19 | 2007-02-21 | 三星电子株式会社 | Inkjet image forming apparatus and method of maintaining nozzle unit thereof |
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| Title |
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| JP特开2004-98612A 2004.04.02 |
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Address after: 510663 Guangzhou science and Technology Development Zone, Guangdong high tech Industrial Zone, No. 25 West spectrum Patentee after: Lite-On Electronic (Guangzhou) Co., Ltd. Patentee after: Lite-On Technology Corporation Address before: 510663 Guangzhou science and Technology Development Zone, Guangzhou City, Guangdong Province Science City West Road, No. 25 Patentee before: Xuli Electronics (Guangzhou) Co., Ltd. Patentee before: Lite-On Technology Corporation |
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