CN105082769A - Liquid wiping-off device and ink-jet printing device - Google Patents
Liquid wiping-off device and ink-jet printing device Download PDFInfo
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- CN105082769A CN105082769A CN201510246605.3A CN201510246605A CN105082769A CN 105082769 A CN105082769 A CN 105082769A CN 201510246605 A CN201510246605 A CN 201510246605A CN 105082769 A CN105082769 A CN 105082769A
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Abstract
The invention provides a liquid wiping-off device and an ink-jet printing apparatus. A wiping member can be reliably cleaned by the liquid wiping-off device. The liquid wiping-off device comprises a wiping member (33) and a cleaner (43), wherein the internal surface (33a) of the wiping member can slide on a nozzle surface (15) of a recording head (13); the internal surface (43a) of the cleaning device (43) can slide on the internal surface (33a) of the wiping member (33); when the internal surface (33a) of the wiping member (33) slide on the internal surface (43a) of the cleaning device (43), the internal surface (33a) and the internal surface (43a) are intercrossed.
Description
Technical field
The present invention relates to a kind of liquid and whisk off device and inkjet-printing device.
Background technology
Usually, in inkjet-printing device, if carry out printing processing, then next adhere in the nozzle face of record head the ink sprayed sometimes.And, also can there is such ink droplet and solidify gradually and become the situation of thickening ink.If directly print under the state that ink or gelatinous thickening ink are attached to nozzle face, then ink droplet is fallen recording medium or is produced the blocking of nozzle and cause press quality to reduce.Therefore, there will be a known and utilize the polishing piece etc. that is made up of elastomeric material etc. carry out wiping to the nozzle face of record head and carry out the technology of the maintenance of record head.
But if carry out wiping, can become the state that ink is attached to polishing piece, therefore identical with the situation of the nozzle face of record head, the ink that can be attached to polishing piece solidifies gradually because of drying etc. and becomes the situation of gelatinous thickening ink.Therefore, if carry out wiping with this state, then become to cause and be attached to the bending reason of flight when the ink of polishing piece or thickening ink enter nozzle and produce blocking or produce the colour mixture of ink or produce ejection.
In the past, manually operation was wiped the ink being attached to polishing piece with the frequency of once-a-day degree.But manually wiping of polishing piece is carried out in operation is the burden of operator, and wiping under the frequency of once-a-day degree is insufficient.Therefore, thoroughly cannot prevent the thickening of the ink being attached to polishing piece, produce the problems referred to above.
Therefore, Patent Document 1 discloses and a kind ofly automatically device is whisked off to the liquid that the ink being attached to polishing piece is wiped.Specifically, Patent Document 1 discloses following liquid and whisk off device: after polishing piece carries out whisking off of nozzle face, move to polishing piece and whisk off action when completing position, is dawdled in the upper part of polishing piece on polishing piece cleaner, thus the ink or paper scrap that utilize polishing piece cleaner to wipe to be attached to polishing piece.Whisk off in device at this liquid, polishing piece and polishing piece cleaner have the shape of tabular, make polishing piece relative with the first type surface of polishing piece cleaner, make this first type surface against each other, thus are dawdled on polishing piece cleaner by polishing piece.
Prior art document
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2011-79185 publication (on April 21st, 2011 is open)
Whisk off in device at the liquid being disclosed in patent document 1, polishing piece and polishing piece cleaner are formed by elastomer, when polishing piece carries out whisking off of nozzle face, polishing piece is connected to nozzle face with the state of flexure, thus polishing piece and nozzle face are close to and can carry out whisking off of nozzle face.
Whisk off in device at aforesaid liquid, due to polishing piece and polishing piece cleaner first type surface separately against each other, therefore when polishing piece is dawdled on polishing piece cleaner, become state flex relative to each other and relative first type surface against each other while polishing piece is moved.Then, when polishing piece terminates mobile, polishing piece and polishing piece cleaner are to cause elastic deformation to the mode bent in the opposite direction with the side corresponding to initial deflected.Therefore, whisk off in device at the liquid being disclosed in patent document 1, there are the following problems: when being dawdled on polishing piece cleaner practically the upper end of the polishing piece for whisking off, the upper end of this polishing piece becomes the state that abutting speed has been accelerated because of elastic deformation, therefore abut time shorten between upper end with polishing piece cleaner, the cleaning of polishing piece is insufficient.
Summary of the invention
Therefore, the present invention completes in view of the above problems, and its object is to provides a kind of liquid that can carry out the cleaning of polishing piece more reliably to whisk off device and inkjet-printing device.
In order to solve above-mentioned problem, the liquid of a mode of the present invention whisks off device and comprises: whisk off component, its be there is the face of whisking off that abuts with the liquid discharging surface of head of ejection liquid whisk off component, by making above-mentioned face of whisking off carry out relative movement relative to the liquid discharging surface of above-mentioned head, thus wiping is carried out to the aforesaid liquid being attached to aforesaid liquid discharging surface; Wipe component, its be there is the face of wiping that abuts with the above-mentioned above-mentioned face of whisking off of whisking off component wipe component, by making above-mentioned above-mentioned face of whisking off of whisking off component carry out relative movement relative to above-mentioned face of wiping along the above-mentioned length direction whisking off component, thus wipe being attached to this aforesaid liquid whisking off face; And moving-member, it above-mentionedly whisks off component and above-mentioned component of wiping carries out relative movement for making, above-mentioned moving-member is utilized to make above-mentionedly to whisk off component and above-mentioned component of wiping carries out relative movement, thus when relative movement is carried out relative to the above-mentioned above-mentioned face of wiping of wiping component in above-mentioned above-mentioned face of whisking off of whisking off component, above-mentionedly whisk off face and above-mentioned face of wiping configures in mode intersected with each other.
According to said structure, the face of whisking off of whisking off component is vertical with the face of wiping of wiping component or configure obliquely, thus by wipe component wipe time, the face of wiping of wiping component be reliably connected to whisk off component whisk off face.And what face and the face of whisking off were wiped in the translational speed adjustment that can make to whisk off component movement according to moving-member abuts the time.Thereby, it is possible to cleaning more reliably whisk off component whisk off face.
The liquid of a mode of the present invention whisks off device and is, the above-mentioned above-mentioned mask of wiping wiping component has recess.
According to said structure, the mask of wiping wiping component has recess, thus when to wipe component for give for carrying out the solvent wiped, this solvent is held in the recess wiping component.And, maintaining the recess of solvent by making the face of whisking off of whisking off component be connected to, the cleaning that this whisks off face can be carried out efficiently.
In addition, when whisking off component and reciprocatingly sliding, when going to motion, the face of wiping of wiping component is connected to whisks off whisking off face and sliding of component, relative to this, when return movement, the face of whisking off the side contrary with the face of whisking off of component abuts with the face of the side contrary with the face of wiping of wiping component and slides.That is, slide non-contiguously in the face of whisking off cleaned and the face of wiping being attached with liquid because wiping, therefore, it is possible to suppress the liquid (dirt) being attached to the face of wiping again to be attached to the face of whisking off.Therefore, it is possible to the face of whisking off of whisking off component is remained clean state, thus the state wiped of the most applicable liquid can be remained.
Whisk off in device at the liquid of a mode of the present invention, the above-mentioned above-mentioned mask that whisks off whisking off component has recess.
According to said structure, scoop out the structure that (Japanese: Sao I goes out The) has been attached to the liquid of the liquid discharging surface of head, therefore, it is possible to liquid discharging surface correct is efficiently cleaned owing to whisking off component employing.
In addition, when whisking off component and reciprocatingly sliding, when going to motion, the face of wiping of wiping component is connected to whisks off whisking off face and sliding of component, relative to this, when return movement, the face of whisking off the side contrary with the face of whisking off of component abuts with the face of the side contrary with the face of wiping of wiping component and slides.That is, when return movement, slide non-contiguously in the face of whisking off cleaned and the face of wiping being attached with liquid because wiping, therefore, it is possible to suppress the liquid (dirt) being attached to the face of wiping again to be attached to the face of whisking off.Therefore, it is possible to the face of whisking off of whisking off component is remained clean state, thus the state wiped of the most applicable liquid can be remained.
Whisk off in device at the liquid of a mode of the present invention, above-mentioned whisk off component above-mentioned whisk off face and above-mentioned wipe component above-mentioned wipe face each other angulation be acute angle.
According to said structure, the angle of being intersected by the face of whisking off making to whisk off component and the face of wiping of wiping component is acute angle, thus the recess whisking off the face of whisking off of component abuts with the face of wiping of wiping component, can clean the recess that this whisks off face more reliably.
Whisk off in device at the liquid of a mode of the present invention, above-mentionedly wipe the cross section that component has wedge shape, the top ends of above-mentioned wedge shape bends towards above-mentioned face of wiping.
According to said structure, when whisking off component and reciprocatingly sliding, when going to motion, the face of wiping of wiping component is connected to whisks off whisking off face and sliding of component, relative to this, when return movement, the face of whisking off the side contrary with the face of whisking off of component abuts with the face of the side contrary with the face of wiping of wiping component and slides.Namely, when return movement, the face of whisking off the side contrary with the face of whisking off of component and the curved surface with convex, the face of the side contrary with the face of wiping of wiping component contacts, thus whisk off component and carry out elastic deformation swimmingly, at the end of return movement, the reaction force of elastic deformation can be utilized to suppress face of whisking off and wipe member contact.
The liquid of a mode of the present invention whisks off device and is, above-mentioned moving-member with above-mentioned whisk off the state that face and the above-mentioned face of wiping keep angulation each other under above-mentioned face of whisking off relative to the above-mentioned mode of sliding along the above-mentioned length direction whisking off component in face of wiping, the above-mentioned component that whisks off is moved.
According to said structure, whisk off face relative to the length direction wiping face along whisking off component and slide, thus the face of wiping can be utilized to wipe whisk off the whole region of the attachment portion whisking off the liquid in face of component.
The inkjet-printing device of a mode of the present invention comprises any one liquid above-mentioned and whisks off device.
According to said structure, the inkjet-printing device of a mode of the present invention can play and whisk off the identical effect of device with the liquid of a mode of the present invention.
According to the present invention, can clean more reliably whisk off component whisk off face.
Accompanying drawing explanation
Fig. 1 is the front view of the inkjet-printing device of one embodiment of the present invention.
Fig. 2 is the stereogram representing the Printing Department of one embodiment of the present invention, suction section and cleaning part.
Fig. 3 is the stereogram of the cleaning part representing one embodiment of the present invention.
Fig. 4 is the stereogram of the cleaning part representing one embodiment of the present invention.
Fig. 5 is the figure of the position relationship representing cleaner when utilizing the cleaner of one embodiment of the present invention to wipe and polishing piece, front view when (a) of Fig. 5 represents moving to position of readiness from maintenance position of polishing piece main part and top view, front view when (b) of Fig. 5 represents moving to maintenance position from position of readiness of polishing piece main part and top view.
Fig. 6 is from the figure of the state of another angle measuring gauge diagram 5 (b).
Fig. 7 is the flow chart of the clean flow process in the inkjet-printing device of one embodiment of the present invention.
description of reference numerals
1 inkjet-printing device; 10 printing elements; 11 Printing Departments; 12 balladeur trains; 13 record heads (head); 14Y bar; 15 nozzle face (liquid discharging surface); 20 control units; 21 suction section; 22 lid main parts; 23 lids; 25 platens; 30 control parts; 31 cleaning parts; 32 polishing piece main parts (moving-member); 33 polishing pieces (whisking off component); 33a inner surface (whisking off face); 33b outer surface; 34X bar; 40 input acceptance divisions; 42 cleaner body portions; 43 cleaners (wiping component); 43a inner surface (wiping face); 43b outer surface; M recording medium.
Detailed description of the invention
Below, liquid of the present invention is whisked off to the embodiment of device, enumerate that to possess the inkjet-printing device that this liquid whisks off device be that example is described in detail.
< inkjet-printing device >
First, the inkjet-printing device of present embodiment is described with reference to Fig. 1 ~ Fig. 4.Fig. 1 is the front view of inkjet-printing device 1.Fig. 2 is the stereogram representing Printing Department 11, suction section 21 and cleaning part 31.In addition, Fig. 3 and Fig. 4 is the stereogram representing cleaning part 31.In addition, in fig. 2, for ease of understanding accompanying drawing, simplifying each member of formation and representing.
As shown in Figure 1, the inkjet-printing device 1 of present embodiment has printing element 10 for carrying out printing to recording medium M and the control unit 20 for the action control that carries out each member of formation.As shown in Figure 2, printing element 10 is by Printing Department 11, suction section 21, cleaning part 31 and wipe portion 41 and form.In fact printed to recording medium M by Printing Department 11, suction section 21, cleaning part 31 and wipe the maintenance that portion 41 carries out Printing Department, is equivalent to liquid of the present invention and whisks off device.Each member of formation that printing element 10 possesses below is described.
< Printing Department >
As shown in Figure 2, Printing Department 11 has balladeur train 12, record head 13 (head) and Y bar 14.Y bar 14 uniaxially extends.The direction that Y bar 14 extends is the main scanning direction of inkjet-printing device 1, and is the left and right directions represented by the arrow in figure.In addition, the direction vertical with main scanning direction is sub scanning direction, and is the fore-and-aft direction represented by the arrow in figure.Balladeur train 12 holds the record 13, and is installed on Y bar 14.Balladeur train 12 moves back and forth on main scanning direction along Y bar 14, thus balladeur train 12 carries out relative movement relative to recording medium M, result, and record head 13 described later carries out relative movement relative to recording medium M.
Be configured with platen 25 in the below of Y bar 14, platen 25 is equipped with recording medium M.Record head 13 sprays ink (liquid) to the recording medium M on platen 25.Multiple nozzle is formed with along sub scanning direction with wire, from each nozzle ejection ink in the nozzle face 15 (liquid discharging surface) of record head 13.Record head 13 1 edge Y bar 14 is in the enterprising line scanning of main scanning direction while spray ink, and not shown transfer unit is along sub scanning direction conveying recording medium M, thus record head 13 utilizes ink that desired image is depicted in recording medium M.
As the color of the ink that record head 13 sprays, the conventional color such as cyan, magenta, yellow or black, the light color of these conventional color or tangerine look, green, white, metallochrome can be enumerated, or the shades of colours such as transparent etc. particular color, are not specially limited.In addition, record head 13 spray ink and be not particularly limited, aqueous ink or the solvent inkjet ink equal solvent class ink such as UV ink, water-based sublimation transfer ink that are solidified by the irradiation of UV (ultraviolet) can be used.In addition, if the nozzle face 15 of record head 13 is easily adhered to by ink droplet, then in such as printing, easily produce ink droplet drops to unfavorable conditions such as recording medium M, therefore the nozzle face 15 of record head 13 preferably uses the material such as with ink repellent and is formed.
< suction section >
As shown in Figure 2, suction section 21 is positioned at the below of Y bar 14, has lid main part 22, lid 23, black discharge pipe (not shown) and suction pump (not shown).Lid main part 22 maintains lid 23, and is configured to move along vertical (above-below direction shown in the arrow in figure).Lid main part 22 moves up and makes lid 23 be connected to the nozzle face 15 of record head 13, thus nozzle tegmentum 23 covers.
Lid 23 is correspondingly formed with the number of record head 13 and shape being equipped on balladeur train 12.By driving suction pump under the state making lid 23 abut with the nozzle face 15 of record head 13, negative pressure can will be set as in lid 23 and ink in suction nozzle.In addition, the ink of suction flows down in black discharge pipe, is stored in not shown useless ink tank and is recovered.
< cleaning part >
As shown in Figure 2, cleaning part 31 has polishing piece main part 32, polishing piece 33 (whisking off component) and X bar 34.X bar 34 uniaxially extends.The direction that X bar 34 extends is the sub scanning direction of inkjet-printing device 1, and is the fore-and-aft direction shown in the arrow in figure.Polishing piece main part 32 maintains polishing piece 33, and be configured to move along the vertical direction, and be configured to move along between X bar 34 the 1st position in the longitudinal direction (the A position in Fig. 2) and the 2nd position (the B position in Fig. 2).1st position is the position (maintenance position) when safeguarding residing for polishing piece main part 32 (polishing piece 33), and be polishing piece 33 can be relative with the nozzle face 15 of record head 13 position.In addition, the 2nd position is the position (position of readiness) except safeguarding time residing for polishing piece main part 32 (polishing piece 33), and is positioned at than the 1st position rearward, position.
Polishing piece 33 is formed as tabular, and polishing piece main part 32 is roughly consistent with fore-and-aft direction with the direction, face (length direction) of polishing piece 33, the thickness direction of polishing piece 33 and the roughly consistent mode of left and right directions maintain polishing piece 33.Here, the inner surface 33a of polishing piece 33 and outer surface 33b is the first type surface of polishing piece, inner surface 33a is the interarea (whisking off face) being attached to the ink of the nozzle face 15 of record head 13 for wiping, and the outer surface 33b of polishing piece 33 is first type surfaces of the side contrary with inner surface 33a.
Make record head 13 mobile to main scanning direction (dextrosinistral direction) under state polishing piece 33 having been abutted making the polishing piece main part 32 being in maintenance position (position A) move up with the nozzle face 15 of record head 13, thus the inner surface 33a of polishing piece 33 slides in the nozzle face 15 of record head 13 along the thickness direction (direction orthogonal to the longitudinal direction) of polishing piece 33, the inner surface 33a wiping of polishing piece 33 has been attached to the ink of the nozzle face 15 of record head 13.In addition, in the present embodiment, show the mode by making record head 13 slide in nozzle face 15 to the mobile thus inner surface 33a of polishing piece 33 of main scanning direction (dextrosinistral direction), but present embodiment is non-essential is defined in this.The inner surface 33a being meant to polishing piece 33 that the inner surface 33a of polishing piece 33 slides in the nozzle face 15 of record head 13 relatively slides (movement) in the nozzle face 15 of record head 13, by making polishing piece 33 to main scanning direction (direction from left to right) movement thus the mode that the inner surface 33a of polishing piece 33 slides in nozzle face 15 is also contained in present embodiment.In addition, in fig. 2, adopt with the nozzle arrangement of record head 13 structure be set up in parallel by two polishing pieces 33 accordingly, but be not limited to this structure.
Polishing piece 33 preferably by meet there is flexibility and there is the intensity mechanically can removing ink, the surface can not damaging nozzle face 15, material soda acid equal solvent to these characteristics such as resistances form.Such as, the elastomeric materials such as resin material or EPDM such as polypropylene can be used.But, be not limited to these materials.
< wipes portion >
As shown in Figure 2, wipe portion 41 and there is cleaner body portion 42, cleaner 43 (wiping component) and supply unit (not shown).Cleaner body portion 42 maintains cleaner 43, and between the maintenance position (position A) being configured at cleaning part 31 and position of readiness (position B).As shown in Figure 3, the height that cleaner body portion 42 can abut in the top ends of cleaner 43 and the top ends of polishing piece 33 maintains cleaner 43.
Solvent supplies to cleaner 43 from being positioned at than the not shown solvent box of cleaner 43 by the position on the upside of vertical by supply unit.The opening/closing portions such as such as open and close valve are provided with, by this opening/closing portion opening and closing to be carried out the supply of solvent from solvent box to cleaner 43 at solvent box.Thus, cleaner 43 by from supply unit donor solvent, thus maintains by the state of wet with solvent.By making donor site in leaning on the position on the upside of vertical than cleaner 43, the solvent come from supply unit supply is soaked in cleaner 43 along vertical from the top down.Therefore, by wiping the ink that can wash away the inner surface 43a being attached to cleaner 43, thus cleaner can be remained clean state, the most applicable state wiping the ink being attached to polishing piece 33 can be remained.
Cleaner 43 is formed as tabular, the inner surface 43a of cleaner 43 and outer surface 43b is the first type surface of cleaner 43, inner surface 43a is the first type surface (wiping face) of the ink for wiping the inner surface 33a being attached to polishing piece 33, and the outer surface 43b of cleaner 43 is first type surfaces of the side contrary with inner surface 43a.By making polishing piece main part 32 (length direction of polishing piece 33) movement along the longitudinal direction, thus when the inner surface 33a of polishing piece slides on the inner surface 43a of cleaner 43, cleaner body portion 42 remains cleaner 43 in the cross one another mode of inner surface 43a of the inner surface 33a of polishing piece 33 and cleaner 43.As shown in Figure 4, mobile from maintenance position (position A) to position of readiness (position B) along with polishing piece main part 32, while the inner surface 33a of polishing piece 33 abuts with the inner surface 43a of cleaner 43, polishing piece main part 32 moves, thus the inner surface 33a of polishing piece 33 slides on the inner surface 43a of cleaner 43, the ink of the inner surface 33a being attached to polishing piece 33 wiped by cleaner 43.In addition, being meant to of " intersection " mentioned here, the inner surface 33a of polishing piece 33 and the inner surface 43a of cleaner 43 in vertical, acute angle or the mode with the obtuse-angulate angle of structure contact.
Like this, in the present embodiment, by by vertical for the inner surface 33a of the polishing piece 33 and inner surface 43a of cleaner 43 or configure obliquely, thus when utilizing cleaner 43 to wipe, the inner surface 43a of cleaner 43 is reliably connected to the inner surface 33a of polishing piece 33.And what the translational speed of polishing piece 33 movement can be made to adjust the inner surface 43a of cleaner 43 and the inner surface 33a of polishing piece 33 by polishing piece main part 32 abuts the time.Thereby, it is possible to clean the inner surface 33a of polishing piece 33 more reliably.Here, by making the inner surface 33a of polishing piece 33 slide along the length direction of polishing piece 33 relative to the inner surface 43a of cleaner 43, thus the inner surface 43a of cleaner 43 can be utilized to wipe the attachment portion Zone Full of the ink in this inner surface 33a.
In addition, in the present embodiment, show by making polishing piece 33 move and make the mode that the inner surface 33a of polishing piece 33 slides on the inner surface 43a of cleaner 43, but present embodiment is non-essential is defined in this.The inner surface 43a being meant to cleaner 43 that the inner surface 43a of cleaner 43 slides on the inner surface 33a of polishing piece 33 relatively slides (movement) on the inner surface 33a of polishing piece 33, and the mode inner surface 43a of cleaner 43 being slided on the inner surface 33a of polishing piece 33 by making cleaner 43 move is also contained in present embodiment.
Cleaner 43 when wiping utilizing cleaner 43 and the position relationship of polishing piece 33 represent in Figure 5.(a) of Fig. 5 represents the front view from maintenance position (position A) to position of readiness (position B) during movement and the top view of polishing piece main part 32, and (b) represents the front view from position of readiness (position B) to maintenance position (position A) during movement and the top view of polishing piece main part 32.
Cleaner 43 is configured to when polishing piece main part 32 is mobile from maintenance position (position A) to position of readiness (position B), the inner surface 33a of polishing piece 33 and the inner surface 43a of cleaner 43 become relative (abutting) such towards.Thus, if the wiping of the nozzle face 15 of polishing piece 33 pairs of record heads 13 terminates, polishing piece main part 32 is mobile from maintenance position (position A) to position of readiness (position B), then as shown in (a) of Fig. 5, the inner surface 33a of polishing piece 33 slides on the inner surface 43a of cleaner 43.Thereby, it is possible to utilize cleaner 43 to wipe the ink of the inner surface being attached to this polishing piece 33.
On the other hand, polishing piece main part 32 from maintenance position (position A) move to position of readiness (position B) afterwards, again safeguard time, polishing piece main part 32 is mobile from position of readiness (position B) to maintenance position (position A).If polishing piece main part 32 is mobile from position of readiness (position B) to maintenance position (position A), then, as shown in (b) of Fig. 5, the outer surface 33b of polishing piece 33 slides on the outer surface 43b of cleaner 43.The figure of the state that (b) of Fig. 5 is shown from another angle is represented in figure 6.As shown in Figure 6, the inner surface 33a of the inner surface 33a of polishing piece 33 and cleaner 43 can not be made contiguously that polishing piece main part 32 is mobile to maintenance position (position A).Thus, even if make polishing piece main part 32 mobile to maintenance position (position A), the inner surface 43a of the cleaner 43 accompanying by ink that the inner surface 33a wiping black polishing piece 33 also can not wipe with the inner surface 33a from polishing piece 33 contacts, therefore, it is possible to the inner surface 33a of polishing piece 33 is remained clean state.
Like this, in the present embodiment, although the inner surface 43a of cleaner 43 reciprocatingly slides on the inner surface 33a of polishing piece 33, but when going to motion, the inner surface 43a of cleaner can be utilized to wipe the ink of the inner surface 33a being attached to polishing piece 33, and when return movement, the inner surface 33a of the polishing piece 33 and inner surface 43a of cleaner 43 can not be made to make polishing piece 33 slide on cleaner 43 contiguously.In addition, polishing piece 33 is formed by utilizing the material with flexibility, thus the inner surface 33a of polishing piece 33 flexure when sliding on the inner surface 43a of cleaner 43, polishing piece main part 32 can be made to move between maintenance position (position A) and position of readiness (position B) without any problem.
In addition, cleaner 43 is configured by the mode of intersecting with the inner surface 33a of polishing piece 33 and the inner surface 43a of cleaner 43, even if thus make polishing piece main part 32 mobile to maintenance position (position A), the inner surface 33a wiping black polishing piece 33 also can not contact with the inner surface 43a of the cleaner 43 that attached to the ink wiped from the inner surface 33a of polishing piece 33.Therefore, when polishing piece main part 32 is mobile to maintenance position (position A), do not contact with the inner surface 43a of the inner surface 33a with cleaner 43 that make polishing piece 33 without the need to the position changing polishing piece 33 or cleaner 43.In addition, configure cleaner 43 by the mode of intersecting with the inner surface 33a of polishing piece 33 and the inner surface 43a of cleaner 43, thus easily carry out position adjustment when the inner surface 43a of the inner surface 33a with cleaner 43 that enable polishing piece 33 abuts.
In addition, the angle that preferably the inner surface 33a of polishing piece 33 and the inner surface 43a of cleaner 43 intersect is acute angle.But, the angle that the inner surface 33a of polishing piece 33 and the inner surface 43a of cleaner 43 intersect is more close to zero degree, namely fore-and-aft direction and the inner surface 43a of cleaner 43 are more close to parallel, more increase the region that the inner surface 33a of polishing piece 33 abuts with the inner surface 43a of cleaner 43, that improves cleaner 43 therefore, it is possible to further wipes effect.
The shape > of < polishing piece 33 and cleaner 43
The inner surface 33a of polishing piece 33 preferably has recess.Thus, polishing piece 33 adopts scoops out such structure by the liquid of the nozzle face 15 being attached to record head 13, therefore, it is possible to carry out the cleaning (wiping) of the nozzle face 15 of record head 13 efficiently.
And preferably the cross section of polishing piece 33 has wedge shape, and the top ends of wedge shape bends towards inner surface 33a.Thus, when polishing piece 33 reciprocatingly slides, when going to motion, the inner surface 43a of cleaner 43 is connected to the inner surface 33a of polishing piece 33 and slides, in contrast, when return movement, the outer surface 33b of the polishing piece 33 and outer surface 43b of cleaner 43 abuts and slides.Namely, when return movement, the outer surface 33b of polishing piece 33 with have convex curved surface, the outer surface 43b of cleaner 43 contacts, thus polishing piece 33 carries out elastic deformation swimmingly, at the end of return movement, the reaction force of elastic deformation can be utilized to suppress the inner surface 33a of polishing piece 33 to contact with cleaner 43.
On the other hand, preferably the inner surface 43a of cleaner 43 also has recess.And preferably the cross section of cleaner 43 has wedge shape, and the top ends of wedge shape bends towards inner surface 43a.Thus, the solvent come from the solvent box supply of supply unit soaks in cleaner 43 along vertical from the top down, and lodges in the top ends of cleaner 43.Therefore, can by wiping the ink washing away the inner surface 43a being attached to cleaner 43, effectively cleaner 43 (particularly inner surface 43b) can be remained clean state, effectively can remain the most applicable state wiped being attached to the ink of polishing piece 33.In addition, by solvent being lodged in the top ends of cleaner 43, making the inner surface 33a of polishing piece 33 be connected to the top ends maintaining solvent, thus the effect wiped of cleaner 43 can be improved further.
In addition, the inner surface 33a of the polishing piece 33 and inner surface 43a of cleaner 43 has recess respectively, thus when polishing piece 33 reciprocatingly slides, when return movement, the inner surface 43a of the cleaner 43 that can make the inner surface 33a of the polishing piece 33 cleaned and attached to ink because wiping slides non-contiguously, therefore, it is possible to suppress the ink (dirt) being attached to the inner surface 43a of cleaner 43 to be again attached to the inner surface 33a of polishing piece 33.Therefore, it is possible to the inner surface 33a of polishing piece 33 is remained clean state, thus the state wiped of the most applicable ink can be remained.
< solvent >
Here, the example of solvent is described.As solvent, as long as the ink being attached to polishing piece 33 can be removed just not to be specially limited, but when using UV ink as ink, can volatile organic solvents such as ester class such as aromatic hydrocarbon based to ketone, toluene or the dimethylbenzene etc. such as such as n-hexane, isoparaffin system hydrocarbon or cyclohexanone, DPG or propylene glycol methyl ether acetate etc. as solvent.In addition, be not limited to one, also can multiple volatile organic solvent used in combination.
In addition, when making use sublimation transfer ink as ink, the basic solvents such as alcohols, METHYLPYRROLIDONE or triethanolamine such as the alcohol such as polyalcohols, glycol monoethyl ether ethers, isopropyl alcohol such as such as ethylene glycol etc. are used as solvent.
In addition, when using solvent inkjet ink as ink, the organic solvent etc. relative to water being such as incompatibility is used as solvent.As the example of this organic solvent, employ the organic solvent etc. being selected from alcohol ether system or alcohol ester based compound.
The solvent more than enumerated is an example, as long as suitably select known solvent according to the kind of the ink used.
< control unit >
Control unit 20 has control part 30 and input acceptance division 40.Control part 30 carries out the action control of each member of formation.Specifically, control the printing of Printing Department 11, suction section 21 is to the suction of ink, the wiping of cleaning part 31 and wipe wiping of portion 41.More specifically, control the moving back and forth of main scanning direction of balladeur train 12, not shown transfer unit to sub scanning direction to the movement of the conveying of recording medium M, the above-below direction of lid main part 22, suction pump to the opening and closing of the open and close valve of the suction of ink, the above-below direction of polishing piece main part 32 and the movement of fore-and-aft direction and solvent box.Input acceptance division 40 receives and indicates or maintenance instruction from the printing of outside input.
If input acceptance division 40 receives printing instruction or safeguards instruction, then control part 30 and instruction correspondingly control the action of each member of formation.Such as, user judges whether the maintenance of the nozzle face 15 needing record head 13, and when have input maintenance instruction to input acceptance division 40, control part 30 indicates with maintenance the action correspondingly controlling various member of formation.
But the moment of carrying out safeguarding is not limited to user and have input the moment of safeguarding instruction.Such as, maintenance is performed when reaching the stipulated time duration of runs (printing time) that also can be judged as from previous maintenance at control part 30 or when the elapsed time being judged as from previous maintenance reaches the stipulated time.
< safeguards >
The maintenance in inkjet-printing device 1 is described in detail according to Fig. 7.Fig. 7 is the flow chart of the flow process of the maintenance represented in inkjet-printing device 1.Below, be set forth in user to input acceptance division 40 have input safeguard instruction moment perform safeguard mode be that example is described.
First, if user inputs input acceptance division 40 safeguard instruction, then control part 30 makes balladeur train 12 to mobile (the step S1 of cleaning position (position A); Hereinafter referred to as work " S1 ").Cleaning position (position A) is the position cleaned the nozzle of record head 13, and is the position that record head 13 is relative with suction section 21.Control part 30 makes balladeur train 12 move to the top of suction section 21, is set to each nozzle of record head 13 and the opening portion state opposing upper and lower of lid 23.
Then, control part 30 makes lid main part 22 move up, and makes lid 23 be connected to the nozzle face 15 of record head 13, and covering nozzles is also added a cover (S2).Control part 30 makes suction pump aspirate the ink (S3) remained in each nozzle in this condition, and the ink aspirated to flow down to useless ink tank via black discharge pipe and is recovered.Now, the ink being such as attached to viscosity in the ink of the nozzle face 15 of record head 13 lower is relatively little because of adhesive force, and therefore peeled off by the nozzle face 15 from record head 13, lead black discharge pipe together with the ink from each nozzle suction.On the other hand, the ink adhesive force to the nozzle face 15 of record head 13 higher due to viscosity is relatively large, also can not be stripped even if therefore sometimes undertaken aspirating by suction pump, becomes the state keeping attachment.
Afterwards, control part 30 makes the suction of suction pump stop, and lid main part 22 is moved down, and removes the nozzle face 15 of record head 13 and abutting of lid 23, thus is set to the state that can move left and right balladeur train 12 (record head 13).Then, control part 30 makes polishing piece main part 32 mobile from position of readiness (position B) to maintenance position (position A).Now, as shown in (b) of Fig. 5, the outer surface 33b of polishing piece 33 slides on the outer surface 43b of cleaner 43, therefore, it is possible to do not make the inner surface 33a of the polishing piece 33 and inner surface 43a of cleaner 43 make polishing piece main part 32 mobile to maintenance position (position A) contiguously.
Then, control part 30 makes polishing piece 33 be moved upwards up to the position abutted with the nozzle face 15 of record head 13.Control part 30 makes balladeur train 12 (record head 13) move to the left in this condition, thus the nozzle face 15 (S4) of wiping record head 13.Now, for the ink of nozzle face 15 being still attached to record head 13, by making balladeur train 12 (record head 13) be moved to the left, thus just can utilize polishing piece 33 wiping without the need to being pressed into nozzle and peeling off from the nozzle face 15 of record head 13 and remove.Thereby, it is possible to become the non-cohesive clean state having ink in the nozzle face 15 of the inside of nozzle and record head 13 after wiping.
After wiping terminates, the position that control part 30 makes polishing piece main part 32 be moved downward to polishing piece 33 not abut with the nozzle face 15 of record head 13.Then, control part 30 makes balladeur train 12 move to cleaning position, sprays the ink (S5) of (brushing) trace from the nozzle of record head 13 downwards.Thereby, it is possible to suppress the blocking of each nozzle.
Then, supply unit and to cleaner 43 donor solvent (S6) is driven.Specifically, control part 30 opens the open and close valve of solvent box, supplies the solvent being stored in solvent box to cleaner 43.
Then, control part 30 makes polishing piece main part 32 mobile from maintenance position (position A) to position of readiness (position B).Now, as shown in (a) of Fig. 5, the inner surface 33a of polishing piece 33 slides on the inner surface 43a of cleaner 43, therefore wipes (S7) the ink of the inner surface 33a being attached to polishing piece 33.
Through above cleaning part 31 wiping and wipe wiping of portion 41, control part 30 makes polishing piece main part 32 move to position of readiness (position B), become prepare next time maintenance and standby state.In addition, after being to carry out brushing in S6, again record head 13 being added a cover when not printing immediately, suction pump also can be made as required again to aspirate ink in each nozzle.
In addition, the wiping of above-mentioned cleaning part 31 and wipe wiping of portion 41 and be not limited to once implement, also can implement repeatedly according to the situation of the dirt of the nozzle face 15 of record head 13 etc.In addition, also can repeat to implement the suction (S3) of suction pump to ink and the wiping (S4) of record head 13 according to the situation etc. of the dirt of the nozzle face 15 of record head 13.
In addition, above, utilizing after cleaning part 31 carries out wiping, utilize and wipe portion 41 and wipe, thus removed the ink being attached to polishing piece by wiping.But present embodiment is non-essential is defined in this.Such as, also can wipe before wiping.Thereby, it is possible to carry out wiping under the state that polishing piece 33 is moistening.As a result, can wipe before wiping be attached to polishing piece 33 ink.In addition, even if when polishing piece 33 residual a small amount of not by after wiping wipe the ink wiped completely, also can in advance this ink be got wet and make it soften, this ink can be prevented dry and thickening inkization, therefore, it is possible to prevent the ink after thickening inkization from damaging the nozzle face 15 of record head 13.
< supplies moment >
In the inkjet-printing device 1 of present embodiment, preferably control part 30 controls to carry out the supply of solvent every official hour to cleaner 43 for supply unit.By termly from supply unit to cleaner 43 donor solvent, cleaner 43 can be suppressed to become dry, cleaner 43 can be remained the state that the most applicable removal has been attached to polishing piece 33.
In addition, except supply unit is to except the moment of cleaner 43 donor solvent, also can controls by control part 30 the drippage number of times once supplying the amount of supplied solvent or the solvent in once supplying, and can suitably change.
In addition, except termly from supply unit except cleaner 43 donor solvent, also can by control part 30 control for utilization wipe portion 41 wipe before, afterwards or front and back utilize supply unit to carry out the supply of solvent to cleaner 43.Wipe before portion 41 wipes in utilization, from supply unit to cleaner 43 donor solvent, thus can wipe with cleaner 43 (particularly inner surface 43a) moistening state.In addition, wipe after portion 41 wipes in utilization, from supply unit to cleaner 43 donor solvent, thus can dilute at once and wash out the ink of the inner surface 43a being attached to cleaner 43 from the top down.
Like this, by being controlled the supply of the solvent that supply unit carries out by control part 30, the exhaustion of cleaner 43 can be prevented.In addition, automatically carry out the supply of solvent owing to controlling supply unit by control part 30, therefore user is without the need to manually to cleaner 43 donor solvent, saves the trouble of user.
< remarks item >
The liquid of a mode of the present invention whisks off device and comprises: whisk off component, its be there is the face of whisking off (inner surface 33a) that abuts with the liquid discharging surface (nozzle face 15) of head (record head 12) of ejection liquid whisk off component (polishing piece 33), by making above-mentioned face of whisking off carry out relative movement relative to the liquid discharging surface of above-mentioned head, thus wiping is carried out to the aforesaid liquid being attached to aforesaid liquid discharging surface; Wipe component, its be there is the face of wiping (inner surface 43a) that abuts with the above-mentioned above-mentioned face of whisking off of whisking off component wipe component (cleaner 43), by making above-mentioned above-mentioned face of whisking off of whisking off component carry out relative movement relative to above-mentioned face of wiping along the above-mentioned length direction whisking off component, thus wipe being attached to this aforesaid liquid whisking off face; And moving-member (polishing piece main part 32), it above-mentionedly whisks off component and above-mentioned component of wiping carries out relative movement for making, above-mentioned moving-member is utilized to make above-mentionedly to whisk off component and above-mentioned component of wiping carries out relative movement, thus when relative movement is carried out relative to the above-mentioned above-mentioned face of wiping of wiping component in above-mentioned above-mentioned face of whisking off of whisking off component, above-mentionedly whisk off face and above-mentioned face of wiping configures in mode intersected with each other.
According to said structure, the face of whisking off of whisking off component is vertical with the face of wiping of wiping component or configure obliquely, thus by wipe component wipe time, the face of wiping of wiping component be reliably connected to whisk off component whisk off face.And what face and the face of whisking off were wiped in the translational speed adjustment that can make to whisk off component movement according to moving-member abuts the time.Thereby, it is possible to cleaning more reliably whisk off component whisk off face.
The liquid of a mode of the present invention whisks off device and is, the above-mentioned above-mentioned mask of wiping wiping component has recess.
According to said structure, the mask of wiping wiping component has recess, thus when to wipe component for give for carrying out the solvent wiped, this solvent is held in the recess wiping component.And, maintaining the recess of solvent by making the face of whisking off of whisking off component be connected to, the cleaning that this whisks off face can be carried out efficiently.
In addition, when whisking off component and reciprocatingly sliding, when going to motion, the face of wiping of wiping component is connected to whisks off whisking off face and sliding of component, relative to this, when return movement, the face of whisking off the side contrary with the face of whisking off of component abuts with the face of the side contrary with the face of wiping of wiping component and slides.That is, slide non-contiguously in the face of whisking off cleaned and the face of wiping being attached with liquid because wiping, therefore, it is possible to suppress the liquid (dirt) being attached to the face of wiping again to be attached to the face of whisking off.Therefore, it is possible to the face of whisking off of whisking off component is remained clean state, thus the state wiped of the most applicable liquid can be remained.
Whisk off in device at the liquid of a mode of the present invention, the above-mentioned above-mentioned mask that whisks off whisking off component has recess.
According to said structure, adopt owing to whisking off component the structure scooping out the liquid of the liquid discharging surface being attached to head, therefore, it is possible to liquid discharging surface correct is efficiently cleaned.
In addition, when whisking off component and reciprocatingly sliding, when going to motion, the face of wiping of wiping component is connected to whisks off whisking off face and sliding of component, relative to this, when return movement, the face of whisking off the side contrary with the face of whisking off of component abuts with the face of the side contrary with the face of wiping of wiping component and slides.That is, when return movement, slide non-contiguously in the face of whisking off cleaned and the face of wiping being attached with liquid because wiping, therefore, it is possible to suppress the liquid (dirt) being attached to the face of wiping again to be attached to the face of whisking off.Therefore, it is possible to the face of whisking off of whisking off component is remained clean state, thus the state wiped of the most applicable liquid can be remained.
Whisk off in device at the liquid of a mode of the present invention, above-mentioned whisk off component above-mentioned whisk off face and above-mentioned wipe component above-mentioned wipe face each other angulation be acute angle.
According to said structure, the angle of being intersected by the face of whisking off making to whisk off component and the face of wiping of wiping component is acute angle, thus the recess whisking off the face of whisking off of component abuts with the face of wiping of wiping component, can clean the recess that this whisks off face more reliably.
The liquid of a mode of the present invention whisks off device and is, above-mentionedly wipes the cross section that component has wedge shape, and the top ends of above-mentioned wedge shape bends towards above-mentioned face of wiping.
According to said structure, when whisking off component and reciprocatingly sliding, when going to motion, the face of wiping of wiping component is connected to whisks off whisking off face and sliding of component, relative to this, when return movement, the face of whisking off the side contrary with the face of whisking off of component abuts with the face of the side contrary with the face of wiping of wiping component and slides.Namely, when return movement, the face of whisking off the side contrary with the face of whisking off of component and the curved surface with convex, the face of the side contrary with the face of wiping of wiping component contacts, thus whisk off component and carry out elastic deformation swimmingly, at the end of return movement, the reaction force of elastic deformation can be utilized to suppress face of whisking off and wipe member contact.
The liquid of a mode of the present invention whisks off device and is, above-mentioned moving-member with above-mentioned whisk off the state that face and the above-mentioned face of wiping keep angulation each other under above-mentioned face of whisking off relative to the above-mentioned mode of sliding along the above-mentioned length direction whisking off component in face of wiping, the above-mentioned component that whisks off is moved.
According to said structure, whisk off face relative to the length direction wiping face along whisking off component and slide, thus the face of wiping can be utilized to wipe whisk off the whole region of the attachment portion whisking off the liquid in face of component.
The inkjet-printing device of a mode of the present invention comprises any one liquid above-mentioned and whisks off device.
According to said structure, the inkjet-printing device of a mode of the present invention can play and whisk off the identical effect of device with the liquid of a mode of the present invention.
The present invention is not limited to the respective embodiments described above, can carry out various change in the scope shown in claim, suitably combine respectively disclosed in different embodiments technical characteristic and the embodiment obtained be also contained in protection scope of the present invention.
Utilizability in industry
The present invention can be used in ink jet printing.
Claims (8)
1. liquid whisks off a device, it is characterized in that, this liquid whisks off device and comprises:
Whisk off component, its be there is the face of whisking off that abuts with the liquid discharging surface of head of ejection liquid whisk off component, by making above-mentioned face of whisking off carry out relative movement relative to the liquid discharging surface of above-mentioned head, thus wiping is carried out to the aforesaid liquid being attached to aforesaid liquid discharging surface;
Wipe component, its be there is the face of wiping that abuts with the above-mentioned above-mentioned face of whisking off of whisking off component wipe component, by making above-mentioned above-mentioned face of whisking off of whisking off component carry out relative movement relative to above-mentioned face of wiping along the above-mentioned length direction whisking off component, thus wipe being attached to this aforesaid liquid whisking off face; And
Moving-member, it above-mentionedly whisks off component and above-mentioned component of wiping carries out relative movement for making,
Above-mentioned moving-member is utilized to make above-mentionedly to whisk off component and above-mentioned component of wiping carries out relative movement, thus when relative movement is carried out relative to the above-mentioned above-mentioned face of wiping of wiping component in above-mentioned above-mentioned face of whisking off of whisking off component, above-mentionedly whisk off face and above-mentioned face of wiping configures in mode intersected with each other.
2. liquid according to claim 1 whisks off device, it is characterized in that,
The above-mentioned above-mentioned mask of wiping wiping component has recess.
3. liquid according to claim 1 whisks off device, it is characterized in that,
The above-mentioned above-mentioned mask that whisks off whisking off component has recess.
4. liquid according to claim 1 whisks off device, it is characterized in that,
Above-mentioned whisk off component above-mentioned whisk off face and above-mentioned wipe component above-mentioned wipe face each other angulation be acute angle.
5. liquid according to claim 3 whisks off device, it is characterized in that,
Above-mentionedly wipe the cross section that component has wedge shape,
The top ends of above-mentioned wedge shape bends towards above-mentioned face of wiping.
6. liquid according to claim 1 whisks off device, it is characterized in that,
Above-mentioned moving-member with above-mentioned whisk off the state that face and the above-mentioned face of wiping keep angulation each other under above-mentioned face of whisking off relative to the above-mentioned mode of sliding along the above-mentioned length direction whisking off component in face of wiping, the above-mentioned component that whisks off is moved.
7. liquid according to claim 4 whisks off device, it is characterized in that,
Above-mentioned moving-member with above-mentioned whisk off the state that face and the above-mentioned face of wiping keep angulation each other under above-mentioned face of whisking off relative to the above-mentioned mode of sliding along the above-mentioned length direction whisking off component in face of wiping, the above-mentioned component that whisks off is moved.
8. an inkjet-printing device, is characterized in that,
The liquid that this inkjet-printing device comprises according to any one of claim 1 to 7 whisks off device.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014102785A JP6393519B2 (en) | 2014-05-16 | 2014-05-16 | Liquid wiping device and inkjet recording apparatus |
| JP2014-102785 | 2014-05-16 |
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| Publication Number | Publication Date |
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| CN105082769A true CN105082769A (en) | 2015-11-25 |
| CN105082769B CN105082769B (en) | 2017-04-12 |
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| CN201510246605.3A Active CN105082769B (en) | 2014-05-16 | 2015-05-14 | Liquid wiping-off device and ink-jet printing device |
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| Country | Link |
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| JP (1) | JP6393519B2 (en) |
| CN (1) | CN105082769B (en) |
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| CN107972360A (en) * | 2016-10-21 | 2018-05-01 | 精工爱普生株式会社 | Printing equipment and control method |
| CN112440578A (en) * | 2019-08-30 | 2021-03-05 | 施乐公司 | System and method for cleaning a printhead |
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| JP6451188B2 (en) * | 2014-09-30 | 2019-01-16 | ブラザー工業株式会社 | Liquid ejection device |
| JP6930088B2 (en) * | 2016-10-21 | 2021-09-01 | セイコーエプソン株式会社 | Printing equipment |
| JP7047611B2 (en) * | 2018-06-07 | 2022-04-05 | 株式会社リコー | Liquid output device, maintenance control method and program |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP6393519B2 (en) | 2018-09-19 |
| JP2015217600A (en) | 2015-12-07 |
| CN105082769B (en) | 2017-04-12 |
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