CN101734019A - ink-jet printer - Google Patents
ink-jet printer Download PDFInfo
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- CN101734019A CN101734019A CN200910222559A CN200910222559A CN101734019A CN 101734019 A CN101734019 A CN 101734019A CN 200910222559 A CN200910222559 A CN 200910222559A CN 200910222559 A CN200910222559 A CN 200910222559A CN 101734019 A CN101734019 A CN 101734019A
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Abstract
The invention provides an ink-jet printer which adopts solvent ink and can vividly print patterns or characters without seepage. The ink-jet printer is provided with a preheater and a printing heater, wherein the preheater heats a medium conveyed below a moving path of a printing head on the rear part of a pressing plate in advance; and the printing heater heats the medium which is sent onto a central part on the pressing plate below the moving path of the printing head and adhered with ink drops jetted from a nozzle of the printing head. Meanwhile, on the surface part of the medium, ink drops which are jetted from the nozzle of the printing head and adhered on the surface of the medium are heated and dried in advance so as to prevent that the ink drops seep into the medium on the periphery of an adhered part in a wider range.
Description
The application be that April 18, application number in 2003 are 03810857.7 the applying date, denomination of invention divides an application for the application of " ink-jet printer ".
Technical field
The present invention relates to following ink-jet printer, it is the China ink (below be called " solvent inkjet ink ") of principal component that this ink-jet printer adopts with the organic solvent, on being recorded medium (below abbreviate " medium " as), pattern or character that printing is formed by the arrangement of a plurality of ink dots, more particularly, the present invention relates to following ink-jet printer, this ink-jet printer can realize printing on the pattern that mainly is used on the medium that display advertisement outside the room that requires resistance to water, weather resisteant uses with, industry or the high image quality and the photographic fixing stability of character.
Background technology
This ink-jet printer adopts following structures, that is, as shown in Figure 4, from and come printhead 14 below nozzle 12, spray ink droplet, on medium 30 surfaces that its ink droplet are attached to with being point-like be loaded on the pressing plate 20.Constitute simultaneously, on the surface of these medium 30, print pattern or character that the arrangement by a plurality of ink dots forms.
In this ink-jet printer, there is following difficult point, promptly, when making ink droplet be attached on the surface of these medium 30 with being point-like, this ink droplet permeates on the medium 30 around the attachment area with the scope of broad, and infiltration or fuzzy takes place lip-deep pattern or the character that is formed by the arrangement of a plurality of ink dots that prints on these medium 30.
As the ink-jet printer that can eliminate such difficult point, propose to open clear 62-144955 communique just like the Japan Patent spy, or such printer of putting down in writing among the Deutsche Bundespatent communique DE10056703C2.
In this printer, as shown in Figure 4, comprise being used in advance preheater 40 that the medium before printing are heated, or be used for after-heater 50 that the medium 30 after printing are heated.In addition, by this preheater 40, in advance the medium 30 before printing are heated and heating, thus, make the lip-deep ink droplet of the medium 30 that are attached to this heating dryly as early as possible, and prevent that this ink droplet from permeating in the medium 30 around the attachment area with the scope of broad.In addition, by this after-heater 50, make that the ink droplet of drying regime is not dry as early as possible to the part of the attachment area on the surface that is attached to the medium 30 after the printing, and prevent that this ink droplet from permeating in the medium 30 around the attachment area with the scope of broad.Simultaneously, on the surface of these medium 30, can know and print pattern or the character that the arrangement by a plurality of ink dots of not infiltrating forms brightly.
But, in the ink-jet printer in the past of putting down in writing as these communiques, following heater (not shown) is not set, this heater heats medium 30, these medium 30 are sent on the central portion 22 of pressing plate of mobile route below of printhead 14, and adhere to the ink droplet that sprays from the nozzle 12 of printhead.
Its reason is, under the situation that is provided with such heater, can pass through this heater, the medium 30 on the central portion 22 of the pressing plate below the mobile route that is sent to printhead 14 are heated, can make the lip-deep ink droplet that is attached to these medium 30 dry as early as possible.But, meanwhile,, cause the printhead 14 that moves above the central portion 22 of this pressing plate is also heated by this heater.Simultaneously its reason is: be subjected to the influence from the heat of this heater, the China ink that feeds to printhead 14 is dried, this China ink printhead than the nozzle 12 of minor diameter in curing, and cause this nozzle 12 to stop up.
But the ink-jet printer in above-mentioned past in the China ink that feeds to this printhead 14, adopts general water-soluble China ink or lactic acid China ink (lactate ink) specially.But the so water-soluble China ink or resistance to water, the weather resisteant of lactic acid China ink are insufficient.For this reason, adopt the printer of so water-soluble China ink or lactic acid China ink to be not suitable for print pattern or character on the medium 30 that display advertisement without uses etc.
On the other hand, be that resistance to water, the weather resisteant of the solvent inkjet ink of principal component is abundant with the organic solvent.Therefore, such solvent inkjet ink is suitable for print pattern or character on the medium 30 that display advertisement without uses etc.But solvent inkjet ink is high to the permeability of medium 30, and in the time of on the surface that this ink droplet is attached to medium 30, the solvent inkjet ink of this ink droplet permeates in the medium 30 around this attachment area with the scope of broad soon and disappears.Thus, on the attachment area on the surface of these medium 30, can't be brightly fixing ink dot, can't be on the surface of these medium 30, pattern or character that not having of printing brightly that arrangement by a plurality of ink dots forms infiltrated.
In addition, people also at the following medium 30 of exploitation, promptly on the surface of these medium 30, apply various coating agents, make to be attached in the impermeable medium 30 around this attachment area of this lip-deep ink droplet, this ink droplet can be fixed on this attachment area with being less point-like.But, being coated with the medium 30 of such coating agent, price is higher, and can't be used for general widely used medium 30.
In addition, in the medium 30 that display advertisement is used etc., can adopt following two kinds of medium without, promptly as the vinyl chloride film,, also cause the film that softens easily even in low-temperature heat, or as polyester film, even, also be not easy the film that softens in the high temperature heating.
On the other hand, put down in writing as above-mentioned communique, in the ink-jet printer in the past, by preheater 40 or after-heater 50, the temperature setting that medium 30 are heated becomes non-adjustable whole on certain higher temperature.Thus, if the medium of carrying on the pressing plate 20 of this ink-jet printer 30 be vinyl chloride film etc., then by preheater 40 or after-heater 50, these medium 30 by superheated to high temperature and cause softening, and these medium 30 of conveying on pressing plate 20 successfully.
Summary of the invention
The object of the present invention is to provide a kind of ink-jet printer that solves as above-mentioned problem, this ink-jet printer adopts solvent inkjet ink, the pattern or the character that do not have the high image quality of infiltrating that make that arrangement by a plurality of ink dots forms with resistance to water, weather resisteant, has photographic fixing stability, and print on the general media surface that is not coated with coating agent etc., and this inkjet printing can be heated to suitable temperature such as the various medium at low temperature softening etc., and can successfully carry all the time on pressing plate.
In order to realize such purpose, ink-jet printer of the present invention comprises printing equipment and conveying device; This printing equipment makes printhead move above the central portion of pressing plate along left and right directions; The medium that this conveying device will be sent on the above-mentioned pressing plate are carried towards the place ahead on pressing plate.
In addition, be provided with preheater and print heater, this preheater is in advance to heating at the medium of carrying below the mobile route of printhead on the rear portion of above-mentioned pressing plate, on the central portion of this print heater to the pressing plate of the mobile route below that is sent to above-mentioned printhead, and adhere to from the medium of the ink droplet of the nozzle ejection of above-mentioned printhead and heat.
The China ink that feeds to the printhead that sprays above-mentioned ink droplet adopts solvent inkjet ink.In addition, be provided with temperature control equipment, this temperature control equipment is controlled the preheater that adds hot media and the heating-up temperature of print heater, make to be sent on the central portion of above-mentioned pressing plate, and to adhere to from the surface temperature of the above-mentioned medium of the ink droplet of the nozzle ejection of printhead is 30～70 ℃.
In ink-jet printer of the present invention, by such formation, can pass through preheater, in advance the medium of forwards carrying on the rear portion of mobile route below at pressing plate of this printhead are heated.In addition, be next to this, can pass through print heater, on the central portion to the pressing plate of the mobile route below that is sent to this printhead, and adhere to from the medium of the ink droplet of the nozzle ejection of printhead and heat.Simultaneously, can pass through these preheaters and print heater, these medium are heated, make that the surface temperature adhere to the medium from the central portion that is sent to pressing plate of the ink droplet of the nozzle ejection of printhead is 30～70 ℃.
At this moment, pass through preheater, after in advance the medium before the central portion that is sent to pressing plate being heated, be next to this, for by print heater, further the medium on the central portion that is sent to this pressing plate are formally heated, can not surpass or heat reliably insufficiently all the time, make to be sent on the central portion of this pressing plate, and to adhere to from the surface temperature of the medium of the ink droplet of the nozzle ejection of printhead be 30～70 ℃.
Simultaneously, can be on 30～70 ℃ the surface of medium being heated to its surface temperature exactly, adhere to the ink droplet that the solvent inkjet ink by the nozzle ejection of the printhead that solvent inkjet ink is arranged from supply forms.Simultaneously, can be with the ink droplet that forms by this solvent inkjet ink, do not permeate in the medium around this attachment area, and be point-like ground photographic fixing in being heated under 30～70 ℃ the state of attachment area of media surface with the scope of broad, promptly dry continuously.Simultaneously, on the surface of these medium, can print the pattern or the character of the distinctness that does not have infiltration that forms by the some arrangement of a plurality of solvent inkjet inks with resistance to water, weather resisteant.
At this, the heating-up temperature that makes media surface is 30～70 ℃ reason, be not enough in the heating-up temperature of media surface under 30 ℃ the situation, the ink droplet that is formed by the lip-deep solvent inkjet ink that is attached to these medium is in the state of the heating-up temperature deficiency that receives from medium.Its reason is that this ink droplet can not promptly be dried on the surface of medium simultaneously, permeates in the medium around this attachment area with the scope of broad.Its reason is that the pattern or the character that print on this media surface can infiltrate simultaneously.In addition, its reason is, is higher than under 70 ℃ the situation being heated to this surface temperature, and these medium are when the film of the lower vinyl chloride of softening hear resistance etc. takes place under 45 ℃ and above temperature, softening degree becomes acutely, can not successfully carry these medium on pressing plate.In addition, its reason is, when medium are higher polyester film of heat resisting temperature etc., even in order to be 60 ℃ substantially being heated to this surface temperature, also the conveying on pressing plate does not counteract to these medium, and in order on pressing plate, to carry most medium without barrier, preferably heat these medium, make its surface temperature be up to 70 ℃ and following from the lower medium of these hear resistances to the higher medium of hear resistance.In addition, as, it is that 30～70 ℃ reason is that medium are heated to its surperficial heating-up temperature, according to printer of the present invention, by in fact adopting solvent inkjet ink and the experimental result of print pattern or character derives on the surface of various medium.
In ink-jet printer of the present invention, the said temperature control device can be constituted, can distinguish the heating-up temperature of independent above-mentioned preheater of control and print heater.
In this case, can be corresponding to medium types or its thickness, and the environment temperature of placement printer etc., exactly respectively to the heating-up temperature of the medium on rear portion, carried, and adjusting by the heating-up temperature of the medium on the central portion that is sent to pressing plate of print heater heating at pressing plate by the heating of this preheater.In addition, can will be sent to exactly on the central portion of this pressing plate all the time, and adhere to, be heated to temperature required 30～70 ℃ from the temperature of the media surface part of the ink droplet of the nozzle ejection of printhead.
In ink-jet printer of the present invention, the said temperature control device constitutes, and can distinguish the heating-up temperature of integrally controlling above-mentioned preheater and print heater.
In this case, the device of heating-up temperature of control preheater and the device of heating-up temperature of control print heater are not set individually respectively, can correspondingly simplify temperature control equipment.
In ink-jet printer of the present invention, feed to the 40 weight % and the above principal component thereof of the solvent inkjet ink of above-mentioned printhead, preferably by ethylene glycol monobutyl ether (ethylene glycol monobutyl ether), or a kind and above formation in the propylene glycol monomethyl ether (propylene glycol monomethyl ether acetate).
The advantage of these glycol monomethyl butylene ethers or propylene glycol monomethyl ether is, and is little and foul smell is also few to the toxicity of human body.Additional advantage is, burning-point also high and when using danger little.
Thus, if the principal component of solvent inkjet ink adopt in such ethylene glycol monobutyl ether or the propylene glycol monomethyl ether a kind and more than, then the influence of the toxicity that this solvent inkjet ink can be brought to human body is suppressed at less degree, maybe the foul smell with this solvent inkjet ink is suppressed at less degree, and maybe the danger with the use of this solvent inkjet ink is suppressed at less degree.
In addition, with 40 weight % of solvent inkjet ink and above principal component thereof is that in ethylene glycol monobutyl ether or the propylene glycol monomethyl ether a kind and above reason are: confirmed from various experimental results, if the 40 weight % and the above principal component thereof of solvent inkjet ink are set as described above, then adopt this solvent inkjet ink, can on the surface of medium, have high image quality ground, photographic fixing stability ground and not infiltrate ground print pattern or character.
And, the principal component of the solvent inkjet ink that printer of the present invention adopted be not limited in glycol monomethyl butylene ether or the propylene glycol monomethyl ether a kind and more than, the principal component of the solvent inkjet ink that printer of the present invention adopted also can adopt the solvent of other following kind, have promptly that toxicity to human body is little, foul smell also less and dangerous little etc. the character of burning-point height, its use.
In ink-jet printer of the present invention,, can obtain changing by attached guidance panel of printer or the main frame of printing control usefulness and adjust by the control of temperature control equipment to the heating-up temperature of the preheater that heats above-mentioned medium and print heater.
Under these circumstances, can be corresponding to the medium types of on pressing plate, carrying or its thickness, and environment temperature of printer etc. is set, main frame by attached guidance panel of printer or printer control usefulness changes the heating-up temperature of adjusting according to the temperature control equipment of preheater that adds hot media and print heater.Simultaneously, by conveying device, can successfully on pressing plate, carry the softening at low temperatures various medium that wait all the time.
In ink-jet printer of the present invention, preferably include the renewal mode device, this renewal mode device makes above-mentioned printhead move to the maintenance station, sprays ink droplet from the nozzle examination of this printhead, prevents the situation that the above-mentioned solvent inkjet ink in inside solidifies and generation is stopped up at the nozzle of this printhead.
Under these circumstances, can in the process of print pattern or character, adopt and upgrade mode device, make printhead move to the maintenance station, spray ink droplet from the nozzle examination of this printhead at the employing solvent inkjet ink.Simultaneously, can prevent to locate the situation that solvent inkjet ink solidifies and takes place to stop up in the nozzle interior of this printhead etc.Simultaneously, can prevent from adopt to produce the printhead of this obstruction, on the part that will print on pattern on the media surface or character, produce the situation that sky is got (referring to: on the position that should have ink dot, do not have the state of ink dot) ready.
In addition, in the ink-jet printer with this renewal mode device, preferably this renewal mode device constitutes: make above-mentioned printhead move to the maintenance station at regular intervals, spray ink droplet from the nozzle examination of this printhead.
Under these circumstances, the certain hour in the process of print pattern or character every adopting solvent inkjet ink can adopt the renewal mode device, makes printhead move to the maintenance station, sprays ink droplet from the nozzle examination of this printhead forcibly.Simultaneously, can prevent in the process owing to print pattern or character adopting solvent inkjet ink, neglected to adopt and upgraded mode device, make printhead move to the maintenance station, spray ink droplet from the nozzle examination of this printhead, and in the nozzle interior of this printhead, solvent inkjet ink solidifies, and situation about stopping up takes place this nozzle.
In ink-jet printer of the present invention, drying device preferably is set, this drying device carries out drying to being attached to the ink droplet that passes out to the attachment area of the media surface on the front portion of pressing plate from the below of printhead.
Under these circumstances, by drying device, can the ink droplet of drying regime be fully not dry with the part that is attached to the attachment area that passes out to the media surface on the front portion of pressing plate from the mobile route of printhead below.Simultaneously, can prevent following situation, that is: be attached on the front portion that is transported to this pressing plate and be the part ink droplet of drying regime not of the attachment area of the media surface on the devices for taking-up that web-like is wound in this pressing plate the place ahead, be attached to other position of medium, and stain this medium.
Description of drawings
Fig. 1 and Fig. 2 are the side sectional view and the front view of the simple structure of expression ink-jet printer of the present invention;
Fig. 3 is expression other the side sectional view of simple structure of ink-jet printer of the present invention;
Fig. 4 is the side sectional view of the simple structure of expression ink-jet printer in the past.
The specific embodiment
Below, according to description of drawings the present invention.
Ink-jet printer illustrated in figures 1 and 2 comprises printing equipment 10 and conveying device 60; This printing equipment 10 makes printhead 14 move above the central portion 22 of pressing plate along left and right directions (the front-back direction of Fig. 1); This conveying device 60 will be sent to the medium 30 on the pressing plate 20, carry towards the place ahead on pressing plate 20.Printhead 14 structure for spraying ink droplets from the nozzle of arranging in its lower section 12 by piezoelectricity (piezo) mode etc., and be bearing on the front wheel driving band 16 along left and right directions with can move freely.Conveying device 60 is by sending roller 62 and pressure roller 64 to constitute, and this send roller 62 and pressure roller 64 according to clamping pressing plate 20, and thereunder is provided with the opposed mode in top.In addition, its structure is: send between roller 62 and the pressure roller 64 by medium 30 being held on this, and make send roller 62 forwards (direction of arrow among Fig. 1) rotation, the medium 30 that are sent on the pressing plate 20 can be carried towards the place ahead on pressing plate 20 thus.
In addition, be provided with preheater 40 and print heater (プ リ Application ト ヒ one タ/Print Heater) 70; 40 pairs of this preheaters are on the rear portion 24 of pressing plate, and towards the mobile route below of printhead 14, forwards the medium 30 of Shu Songing heat in advance; 70 pairs of this print heaters are sent to medium 30 on the central portion 22 of pressing plate of mobile route below of printhead 14, that adhere to the ink droplet that sprays from the nozzle 12 of printhead and heat.The electric heater of pottery or nichrome wire etc. has been adopted in preheater 40 and print heater 70 uses.Preheater 40 is following structures: be arranged at 24 inboards, rear portion of pressing plate, and the heat that this preheater 40 sends is passed through pressing plate 20, pass to the medium of carrying 30 on the rear portion 24 of pressing plate, and in advance these medium 30 are heated.Print heater 70 is following structures: be arranged at central portion 22 inboards of pressing plate, the heat that this print heater 70 is sent passes through pressing plate 20, passes to the medium 30 on the central portion 22 that is sent to pressing plate, and these medium 30 are heated.
The China ink that feeds to the printhead 14 that sprays ink droplet adopts solvent inkjet ink.
In addition, be provided with temperature control equipment 80, this temperature control equipment 80 is according to the surface temperature of medium 30 on the central portion 22 that is sent to pressing plate, that adhere to the ink droplet that sprays from the nozzle 12 of the printhead mode at 30～70 ℃, and control adds the heating-up temperature of the preheater 40 and the print heater 70 of hot media 30.This temperature control equipment 80 is constituted by the sensor of the heating temp that detects preheater 40 and print heater 70 and the circuit of this heating temp of control etc.
At pressing plate 20 rears, be provided with the device 90 that unrolls, this device 90 that unrolls supports in the mode that can unroll and is the medium 30 that web-like is reeled.
In the place ahead of pressing plate 20, be provided with devices for taking-up 100, this devices for taking-up 100 is web-like and batches the intact medium 30 of printing that are sent to its place ahead from the front portion 26 of pressing plate.
Ink-jet printer illustrated in figures 1 and 2 constitutes as described above, when using this ink-jet printer, the medium 30 that web-like reels that are that are supported on the device 90 that unrolls at pressing plate 20 rears are unrolled, by conveying device 60, with the mobile route below of these medium 30, on the rear portion 24 of pressing plate, forwards carry towards printhead 40.At this moment, by preheater 40, on the rear portion 24 of this pressing plate, the medium 30 carried below the mobile route of printhead 14 heat, and make it be in the heating state in advance.Preheater 40 is used for following situation effectively, and promptly medium 30 are thicker, and it is lower etc. that the environment temperature of printer perhaps is set, and can't only pass through print heater 70, and the medium 30 that are sent on the central portion 22 of pressing plate are heated to enough suitable temperature.In addition, be next to this, formally following medium 30 are heated once more by print heater 70, these medium 30 are meant, from the rear portion 24 of this pressing plate, be sent on the central portion 22 of pressing plate of mobile route below of printhead 14, by the medium 30 of preheater 40 heating in advance etc., and adhere to the ink droplet that sprays from the nozzle 12 of printhead, be sent on the central portion 22 of pressing plate.
So, by these preheaters 40 and print heater 70, all the time can not surpass or exactly these medium 30 be heated insufficiently, make the surface temperature of adhering to the medium 30 on the central portion 22 ink droplet, that be sent to pressing plate that sprays from the nozzle 12 of printhead at temperature required 30～70 ℃.
Then, on the surface that becomes the medium 30 that temperature required 30～70 ℃ mode heats exactly according to this surface temperature, adhere to the ink droplet that constitutes by solvent inkjet ink that sprays from nozzle 12 for the printhead that solvent inkjet ink is arranged.
So, can this medium 30 lip-deep ink droplets that form by solvent inkjet ink will be attached to, do not permeating in the medium 30 around this attachment area with the scope of broad, and be than the point-like of minor diameter ground and be fixed under the state on the attachment area on medium 30 surfaces that are heated to exactly in this scope of 30～70 ℃, dry rapidly continuously.Simultaneously, can be on the surface of these medium 30, print the pattern or the character of the distinctness that does not have infiltration that the arrangement by a plurality of solvent ink dots forms with resistance to water, weather resisteant.
As, printed the pattern that the arrangement by a plurality of solvent ink dots forms or the medium 30 of character in its surface, by conveying device 60, from the central portion 22 of pressing plate, pass out on the front portion 26 of pressing plate.Simultaneously, these medium 30 are wound on the devices for taking-up 100 in pressing plate 20 the place aheads with being web-like.
In this ink-jet printer, temperature control equipment 80 is preferably following structures, can distinguish the heating-up temperature of controlling preheater 40 and print heater 70 independently.Simultaneously, preferably, kind or its thickness corresponding to medium 30, and the environment temperature of placement printer etc., following temperature is adjusted respectively exactly, the i.e. heating-up temperature of the medium of on the rear portion 24 of pressing plate, carrying 30 by 40 heating of this preheater, and the heating-up temperature by the medium 30 on the central portion that is sent to pressing plate 22 of print heater 70 heating.Simultaneously, can make exactly all the time on the central portion 22 that is sent to this pressing plate, and adhere to the temperature of medium 30 surface portions of the ink droplet that sprays from the nozzle 12 of printhead, be heated to temperature required 30～70 ℃.
And temperature control equipment 80 can be following structures, can control the heating-up temperature of preheater 40 and print heater 70 respectively with being integral.In addition, also can simplify the structure of this temperature control equipment 80.
In this ink-jet printer, at the solvent inkjet ink that feeds to printhead 14, its 40 weight % and above principal component thereof are preferably: any one in ethylene glycol monobutyl ether, the propylene glycol monomethyl ether, or the composition that is formed by these mixtures of 2 kinds.
In addition, such as described above, preferably, the influence that this solvent inkjet ink is given the toxicity of human body is suppressed at less degree, and maybe the foul smell with this solvent inkjet ink is suppressed at less degree, and perhaps the danger with its use is suppressed at less degree.
Meanwhile, such as described above, preferably, can be in ethylene glycol monobutyl ether, the propylene glycol monomethyl ether any one with 40 weight % of solvent inkjet ink and above principal component thereof, or by these mixtures of 2 kinds, and adopt this solvent inkjet ink, on media surface, have high image quality ground print pattern or character that photographic fixing stability is not infiltrated.
Feed to the solvent inkjet ink of this printhead 14, component beyond the above-mentioned principal component comprise such as, the organic pigment of 3～7 weight % (organic pigment) and 15 weight % and following resin (resin) thereof, in addition, any one and above solvent (solvent) thereof by following compositions form, and this following composition is meant: glycol monomethyl methyl ether (ethylene glycol monomethyl ether), ethylene glycol monomethyl ether acetate (ethylene glycol monomethyl ether acetate), diethylene glycol monomethyl ether (diethyleneglycol monomethyl ether), diethylene glycol monomethyl ether acetic acid esters (diethylene glycolmonomethyl ether acetate), TC (diethylene glycol monoethylether), diethylene glycol (diethylene glycol), propylene glycol monomethyl ether (propylene glycolmonomethyl ether acetate), propane diols (propylene glycol), cyclohexanone (cyclohexanone) etc.
Organic pigment such as, adopt paratonere (Pigment Red) 88,181,122,202,207,209; Alizarol saphirol (Pigment Blue) 15,15:1,15:2,16,68; Pigment yellow (Pigment Yellow) 108,196,138,128,129,180,181; Or carbon black (Carbon Black) etc.Simultaneously, corresponding to the color of wanting to adopt solvent inkjet ink to print, any 1 and above composition in these organic pigments are made an addition in the solvent inkjet ink.
The resin that makes an addition to solvent inkjet ink adopts: silicone-based resin (silicon-contain resin), vinylite (vinyl resin), ester are resin (ester resin), or fluorine resin (fluorine-contain resin) etc.
Experimental example under the following situation is shown below, and this situation is: by adopting the solvent inkjet ink of such component, and have the ink-jet printer of above-mentioned preheater 40 and print heater 70, print pattern or character on the surface of various medium 30.Each experimental example is and places room temperature to carry out about 15～20 ℃ the indoor of normal temperature state ink-jet printer.Below each table in, the medium heating-up temperature of preheater is illustrated in the heating-up temperature by preheater 40 on medium 30 surfaces of carrying on the rear portion 24 of pressing plate, the medium heating-up temperature of print heater is represented to be sent on the central portion 22 of pressing plate and is adhered to the heating-up temperature by print heater 70 on medium 30 surfaces of the ink droplet that sprays from printhead 14.Image quality in following each table (vividness, infiltration have or not etc.), according to the evaluation of 10 grades, peak is 10 points." OFF " expression in each following table to preheater 40 or print heater 70 energisings, does not stop the heated state to medium 30 by preheater 40 or print heater 70.
Experimental example 1
Medium adopt MacMacrc:9829-00 (trade name of medium manufacturer).
| The medium heating-up temperature of preheater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??45℃ | ??OFF |
| The medium heating-up temperature of print heater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??OFF | ??45℃ |
| Image quality | ??4 | ??6 | ??6 | ??6 | ??6 | ??6 |
Experimental example 2
Medium adopt Transparent PVC Filmt P-245RC:LINTEC (trade name of medium manufacturer).
| The medium heating-up temperature of preheater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??45℃ | ??OFF |
| The medium heating-up temperature of print heater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??OFF | ??45℃ |
| Image quality | ??4 | ??7 | ??7 | ??8 | ??6 | ??7 |
Experimental example 3
Medium adopt PVC Viewcal 880C:LINTEC (trade name of medium manufacturer).
| The medium heating-up temperature of preheater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??45℃ | ??OFF |
| The medium heating-up temperature of print heater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??OFF | ??45℃ |
| Image quality | ??2 | ??5 | ??5 | ??6 | ??3 | ??6 |
Experimental example 4
Medium adopt Tarpaulin SJT-V200F:HIRAOKA (trade name of medium manufacturer).
| The medium heating-up temperature of preheater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??45℃ | ??OFF |
| The medium heating-up temperature of print heater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??OFF | ??45℃ |
| Image quality | ??7 | ??8 | ??8 | ??8 | ??7 | ??8 |
Experimental example 5
Medium adopt MPI2010WHITE/PERM/90:Avery (trade name of medium manufacturer).
| The medium heating-up temperature of preheater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??45℃ | ??OFF |
| The medium heating-up temperature of print heater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??OFF | ??45℃ |
| Image quality | ??5 | ??8 | ??9 | ??9 | ??8 | ??9 |
Experimental example 6
Medium adopt MPI3000/PERM/90:Avery (trade name of medium manufacturer).
| The medium heating-up temperature of preheater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??45℃ | ??OFF |
| The medium heating-up temperature of print heater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??OFF | ??45℃ |
| Image quality | ??7 | ??8 | ??9 | ??10 | ??9 | ??10 |
Experimental example 7
Medium adopt PVC Film P-243RW:LINTEC (trade name of medium manufacturer).
| The medium heating-up temperature of preheater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??45℃ | ??OFF |
| The medium heating-up temperature of print heater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??OFF | ??45℃ |
| The medium heating-up temperature of preheater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??45℃ | ??OFF |
| Image quality | ??7 | ??8 | ??8 | ??8 | ??7 | ??7 |
Experimental example 8
Medium adopt TACKPAINT:SEKISUI CEMICAL (trade name of medium manufacturer).
| The medium heating-up temperature of preheater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??45℃ | ??OFF |
| The medium heating-up temperature of print heater | ??OFF | ??35℃ | ??40℃ | ??45℃ | ??OFF | ??45℃ |
| Image quality | ??7 | ??7 | ??8 | ??8 | ??8 | ??8 |
According to each table shown in these experimental examples 1～8, as can be known: if by preheater 40, medium 30 to print pattern or character heat in advance, or by print heater 70, the medium 30 that adhere to the ink droplet that sprays from printhead 14 are heated, then print on the lip-deep pattern of these medium 30 or the image quality of character and improve.
Preferably, in this ink-jet printer, can or connect the main frame 120 of the printer control usefulness of printer by the attached guidance panel (not shown) of printer, change the control by the heating-up temperature of temperature control equipment 80 of preheater 40 that adjustment heats medium 30 and print heater 70.Simultaneously, preferably, can be corresponding to kind or its thickness of the medium of on pressing plate 20, carrying 30, and the environment temperature of placement printer etc., by the main frame 120 of attached guidance panel of printer or printer control usefulness, the heating-up temperature of the medium 30 of preheater 40 by these temperature control equipment 80 controls and print heater 70 is changed adjustment.Simultaneously, preferably constitute, can by conveying device 60 on pressing plate 20, successfully carry the softening at low temperatures multiple kind that waits or the medium 30 of thickness all the time.
Preferably, in this ink-jet printer, as shown in Figure 2, be provided with and upgrade mode device 140, this renewal mode device 140 makes printhead 14 move to the maintenance station 130 of pressing plate 20 sidepieces, (flushing/flushing) prevents that above-mentioned solvent inkjet ink is solidificated in the inside of nozzle 12 of this printhead and situation about stopping up to spray ink droplets from nozzle 12 examination of this printhead.This renewal mode device 140 preferably is made of the circuit of the main frame 120 of printer control usefulness etc.Simultaneously, preferably, adopting solvent inkjet ink and on the surface of medium 30 in the process of print pattern or character, adopt and upgrade mode device 140, make printhead 14 move to maintenance station 130, and, the ink droplet examination is ejected in the admittance dish 110 that is arranged at maintenance station 130 waits from the nozzle 12 of printhead.Simultaneously, preferably, prevent to take place the situation of obstruction at this nozzle 12 of inside solidification solvent inkjet ink of this printhead 12.Simultaneously, preferably, prevent to adopt the printhead 14 that obstruction takes place, and on the part of lip-deep pattern that will print on medium 30 or character, produce empty situation about getting ready.
In addition, under these circumstances, preferably should upgrade mode device 140 is following structures: at regular intervals, make printhead 14 move to maintenance station 130, from the nozzle 12 of this printhead, ink droplet is sprayed in examination.Simultaneously, preferably, every adopting solvent inkjet ink and the certain hour in the process of the printout surface pattern of medium 30 or character, adopt and upgrade mode device 140, printhead 14 is moved to maintenance station 130, try the injection ink droplet forcibly from the nozzle 14 of this printhead.Simultaneously, preferably, prevent reliably owing to neglected and adopting solvent inkjet ink and on the surface of medium 30 in the process of print pattern or character, make printhead 14 move to maintenance station 130, and spray ink droplets from nozzle 12 examination of this printhead, and in the inside of the nozzle 12 of this printhead, solvent inkjet ink solidifies, and situation about stopping up takes place this nozzle 12.
In this ink-jet printer, preferably, be provided with drying device 150, as shown in Figure 3,150 pairs of this drying devices are attached to the ink droplet that passes out to the attachment area on medium 30 surfaces on the front portion 26 of pressing plate from the mobile route of printhead 14 below and carry out drying.Preferably, this drying device 150 is for using heater drying machine of air drier, infrared drier, employing pottery or nichrome wire etc. etc. alone or in combination.Preferably, can pass through drying device 150, will be attached to from the mobile route below of printhead 14, pass out to the part ink droplet bone dry of drying regime not of attachment area on the surface of the medium 30 on the front portion 26 of pressing plate.Simultaneously, preferably, and prevent to be attached to from the front portion 26 of this pressing plate, be the part ink droplet of drying regime not of attachment area on the surface of the medium 30 on the devices for taking-up 100 that web-like is wound in this place ahead, be attached to other position that this is the medium 30 that web-like reels, and this medium 30 are stained by China ink.
As described above, ink-jet printer of the present invention is suitable for having photographic fixing stability and high image quality ground print pattern or character on the media surface that outside the room that requires resistance to water, weather resisteant display advertisement uses etc.In addition, also be suitable for print pattern or character on the surface of the medium that the various industries that require resistance to water are used.
Claims (5)
1. an ink-jet printer comprises printing equipment and conveying device, and this printing equipment makes printhead move above the central portion of pressing plate along left and right directions, and the medium that this conveying device will be sent on the above-mentioned pressing plate are carried towards the place ahead on pressing plate;
Be provided with preheater and print heater and this preheater and this print heater are separated; This preheater is in advance to heating at the medium of carrying below the mobile route of printhead on the rear portion of above-mentioned pressing plate; On the central portion of this print heater to the pressing plate of the mobile route below that is sent to above-mentioned printhead, and adhere to from the medium of the ink droplet of the nozzle ejection of above-mentioned printhead and heat; This ink-jet printer is used for advertisement is printed with medium, it is characterized in that,
The heater that above-mentioned printhead does not heat heating head;
The China ink that feeds to the printhead that sprays above-mentioned ink droplet adopts solvent inkjet ink, and described medium use uncoated that the vinyl chloride thin-film magnetic medium of coating agent is arranged;
Be provided with temperature control equipment, this temperature control equipment is controlled the described preheater that heats described medium and the heating-up temperature of described print heater, and making on the central portion that is sent to above-mentioned pressing plate and adhering to from the surface temperature of the above-mentioned medium of the ink droplet of the nozzle ejection of printhead is 30～70 ℃;
Above-mentioned solvent inkjet ink also comprises organic pigment and the following resin of 15 weight % of 3～7 weight %, and other are made of the solvent more than a kind;
Comprise the renewal mode device, this renewal mode device makes above-mentioned printhead move to the maintenance station, sprays ink droplet from the examination of the nozzle of this printhead, prevents that the above-mentioned solvent inkjet ink in inside at the nozzle of this printhead from solidifying and produce situation about stopping up;
Above-mentioned renewal mode device constitutes and makes above-mentioned printhead move to the maintenance station at regular intervals, sprays ink droplet from the nozzle examination of this printhead.
2. ink-jet printer according to claim 1 is characterized in that, the said temperature control device constitutes the heating-up temperature of can be respectively independent above-mentioned preheater of control and print heater and heating and temperature control is become desired temperature.
3. ink-jet printer according to claim 1 and 2, it is characterized in that, by the control of temperature control equipment, can obtain changing by attached guidance panel of printer or the main frame of printing control usefulness and adjust the heating-up temperature of the preheater that heats above-mentioned medium and print heater.
4. according to each described ink-jet printer in the claim 1～3, it is characterized in that the heating-up temperature of above-mentioned preheater and print heater is set to uniform temp.
5. according to each described ink-jet printer in the claim 1～4, it is characterized in that, be provided with drying device, this drying device carries out drying to being attached to the ink droplet that passes out to the attachment area of the media surface on the front portion of pressing plate from the below of printhead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910222559A CN101734019B (en) | 2003-04-18 | 2003-04-18 | Ink-jet printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910222559A CN101734019B (en) | 2003-04-18 | 2003-04-18 | Ink-jet printer |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA038108577A Division CN1652939A (en) | 2003-04-18 | 2003-04-18 | Ink jet printer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101734019A true CN101734019A (en) | 2010-06-16 |
| CN101734019B CN101734019B (en) | 2012-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910222559A Expired - Lifetime CN101734019B (en) | 2003-04-18 | 2003-04-18 | Ink-jet printer |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017119386A (en) * | 2015-12-28 | 2017-07-06 | 株式会社リコー | Dryer, image forming device, drying method and control program for dryer |
| CN110116558A (en) * | 2018-02-06 | 2019-08-13 | 柯尼卡美能达株式会社 | Heating device and ink-jet recording apparatus |
| WO2021092804A1 (en) * | 2019-11-13 | 2021-05-20 | 深圳诚拓数码设备有限公司 | Printing method, printing device, and printed product |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10315456A (en) * | 1997-05-12 | 1998-12-02 | Xerox Corp | Printer and ink jet printer |
| JP3552151B2 (en) * | 1998-07-21 | 2004-08-11 | セイコーエプソン株式会社 | Inkjet recording method using two liquids and apparatus using the same |
| JP2000296607A (en) * | 1999-04-16 | 2000-10-24 | Mutoh Ind Ltd | Ink jet printer |
-
2003
- 2003-04-18 CN CN200910222559A patent/CN101734019B/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017119386A (en) * | 2015-12-28 | 2017-07-06 | 株式会社リコー | Dryer, image forming device, drying method and control program for dryer |
| CN110116558A (en) * | 2018-02-06 | 2019-08-13 | 柯尼卡美能达株式会社 | Heating device and ink-jet recording apparatus |
| WO2021092804A1 (en) * | 2019-11-13 | 2021-05-20 | 深圳诚拓数码设备有限公司 | Printing method, printing device, and printed product |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101734019B (en) | 2012-09-19 |
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