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CN109968813A - Jet head, hydrojet unit and liquid-jet device - Google Patents

Jet head, hydrojet unit and liquid-jet device Download PDF

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Publication number
CN109968813A
CN109968813A CN201811146419.2A CN201811146419A CN109968813A CN 109968813 A CN109968813 A CN 109968813A CN 201811146419 A CN201811146419 A CN 201811146419A CN 109968813 A CN109968813 A CN 109968813A
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CN
China
Prior art keywords
label
component
jet head
binder
liquid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201811146419.2A
Other languages
Chinese (zh)
Other versions
CN109968813B (en
Inventor
林启辅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of CN109968813A publication Critical patent/CN109968813A/en
Application granted granted Critical
Publication of CN109968813B publication Critical patent/CN109968813B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/14Structure thereof only for on-demand ink jet heads
    • B41J2/14201Structure of print heads with piezoelectric elements
    • B41J2/14233Structure of print heads with piezoelectric elements of film type, deformed by bending and disposed on a diaphragm
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/14Structure thereof only for on-demand ink jet heads
    • B41J2/1433Structure of nozzle plates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41JTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01Ink jet
    • B41J2/135Nozzles
    • B41J2/14Structure thereof only for on-demand ink jet heads
    • B41J2002/14362Assembling elements of heads

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  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
  • Coating Apparatus (AREA)

Abstract

The present invention relates to the jet head of the monitoring for the imparting state that bonding agent is effectively performed and position alignment, hydrojet unit and liquid-jet devices.Its second component (102) for including first component (101) and being engaged with first component (101) by binder (103), the through hole label (111) marked as position alignment is equipped in first component (101), the 1st label (121) and the 2nd label (122) marked as position alignment is equipped in second component (102), 1st label (121) is to be configured in the position alignment label that binder (103) is endowed near in engaging zones (104), 2nd label (122) be configured in engaging zones (104) outside near be not endowed binder (103) position alignment mark.

Description

Jet head, hydrojet unit and liquid-jet device
Technical field
The present invention relates to jet head, hydrojet unit and liquid-jet devices.
Background technique
It is position alignment label when being provided with the multiple spray head component parts of binding agent engages as jet head (alignment mark: Alignment Mark).
Then, for example, applying 2 kinds of binders at least one party in the 1st component being interconnected and the 2nd component, and Keep each component relative to each other by the holding of the 1st holding mechanism and the 2nd holding mechanism, with weak after making each component contact with each other Pressure is carried out the component contact and pressurization to another party relative to the component as one side of benchmark, is mutually close in each component to pressurize In the state of keep the posture, and carried out according to the alignment mark being arranged on each component in the state of each component contact each The opposite position alignment of component after position alignment, by the tightlock status of each component once releasing, is then existed with the 1st binder Suppress it is lower pressurization engagement carried out to each component, and by the 2nd binder of ultraviolet ray hardening type to suppressing lower pressurized engagement Each component is fixed temporarily, and is engaged (patent document 1) to each component in the state of by means of the 1st and 2 binder.
However, identifying that position alignment engages spray head component parts with while marking (alignment mark) with bonding agent When, the problem of there is imparting status monitorings and position alignment that bonding agent must be effectively performed.
[patent document 1] (Japan) special open 2012-254611 bulletin
Summary of the invention
For the present invention in view of the above subject, its object is to the monitoring of the imparting state of bonding agent and position can be effectively performed Set alignment.
In order to solve the above problems, jet head involved in technical solution of the present invention includes first component and passes through bonding Position alignment is equipped in the second component that agent is engaged with the first component, the first component and the second component to mark The position alignment label packet in at least component of some of the first component and the second component is arranged in note The first label for being nearby endowed the binder is included, and is not endowed the second mark of the binder nearby Note.
In accordance with the invention it is possible to which the monitoring and position alignment of the imparting state of bonding agent is effectively performed.
Detailed description of the invention
Be shown in Fig. 1 along with the nozzle arrangement direction of the first embodiment of jet head of the present invention be it is orthogonal Cross section explanatory diagram on direction.
It is the mian part enlarged cross section explanatory diagram of Fig. 1 shown in Fig. 2.
It is the mian part cross section explanatory diagram along the nozzle arrangement direction of the spray head shown in Fig. 3.
It is the strabismus explanatory diagram for illustrating the label of the position alignment in first embodiment of the invention shown in Fig. 4.
It is the oblique of an example for illustrating the binding agent engages of the 1st component and the 2nd component in the embodiment shown in Fig. 5 Depending on explanatory diagram.
It is another for illustrating the binding agent engages of the 1st component and the 2nd component in the embodiment shown in Fig. 6 Squint explanatory diagram.
It is the plane explanatory diagram in second embodiment of the present invention as the flow path plate of the 2nd component shown in Fig. 7.
It is the plane explanatory diagram of the 2nd component in third embodiment of the present invention shown in Fig. 8.
It is the expansion plane explanatory diagram for being similarly the 1st mark part shown in Fig. 9.
It is the plane explanatory diagram when binder of the Action Specification for the embodiment assigns insufficient shown in Figure 10.
It is the plane explanatory diagram being similarly when bonding agent assigns superfluous shown in Figure 11.
It is the plane explanatory diagram of the 2nd component in the 4th embodiment of the invention shown in Figure 12.
It is the plane explanatory diagram of the 2nd component in the 5th embodiment of the invention shown in Figure 13.
It is the plane explanatory diagram of the 2nd component in sixth embodiment of the invention shown in Figure 14.
It is that an example of liquid-jet device according to the present invention wants facial planes explanatory diagram shown in Figure 15.
It is the mian part side illustration figure of the device shown in Figure 16.
It is that another example of hydrojet unit of the present invention wants facial planes explanatory diagram shown in Figure 17.
It is the positive explanatory diagram of another example of hydrojet unit of the present invention shown in Figure 18.
Specific embodiment
Hereinafter, being explained with reference to embodiments of the present invention.First about jet head according to the present invention is real Mode is applied, is illustrated referring to figs. 1 to Fig. 3.Fig. 1 is said along the section on the direction perpendicular to the nozzle arrangement direction of the spray head Bright figure, Fig. 2 are the mian part enlarged cross section explanatory diagrams of Fig. 1, and Fig. 3 is the mian part section explanation along the nozzle arrangement direction of the spray head Figure.
Jet head 100 has nozzle plate 1, flow path plate 2, member occurs as the oscillating plate component 3 of wall member, as pressure The piezoelectric element 11 of part, the distribution component 60 for keeping bottom plate 50, FPC etc., common fluid chamber component 70, cover member 45.
Here, the part being made of flow path plate 2, oscillating plate component 3 and piezoelectric element 11 becomes actuator bottom plate 20.
Multiple nozzles 4 for spraying liquid are formed in nozzle plate 1.Here composition is to be configured with 4 rows to be arranged with nozzle 4 nozzle rows.
Flow path plate 2 and nozzle plate 1 and oscillating plate component 3 together, form individual fluid chamber 6 that nozzle 4 communicates, with The liquid introduction part 8 that fluid impedance portion 7, the fluid impedance portion 7 of the other connection of fluid chamber 6 communicate.
Opening 9 of the liquid introduction part 8 by oscillating plate component 3 and the opening portion 51 as the flow path for keeping bottom plate 50, It is connected to the common fluid chamber 10 formed by common fluid chamber component 70.
Oscillating plate component 3 forms the vibration area 30 that can be deformed, which forms one of the wall surface of individual fluid chamber 6 Point.Then, on the face that the vibration area 30 of the oscillating plate component 3 and individual fluid chamber 6 are opposite side, with vibration area 30 1 Piezoelectric element 11 is set to body, and is made up of piezoelectric actuated composition vibration area 30 and piezoelectric element 11.
Piezoelectric element 11 be stacked gradually since 30 side of vibration area lower electrode 13, piezoelectric layer (piezoelectrics) 12 with And upper electrode 14 and formed composition.Insulating film 21 is formed on the piezoelectric element 11.
The lower electrode 13 of common electrode as multiple piezoelectric elements 11 be by common wiring 15 come with common electrode What power supply wiring pattern 28 connected.In addition, lower electrode 13 is on nozzle arrangement direction across all 11 shapes of piezoelectric element At an electrode layer.
In addition, the upper electrode 14 of the individual electrode as piezoelectric element 11 be by individual wirings 16 come with as driving The connection of driving IC (hereinafter referred to as " driver IC ") 500 of circuit portion.Individual wirings 16 etc. are covered by insulating film 22.
Driver IC 500 is that the methods of flip-chip bond is used on actuator bottom plate 20 to install to cover piezoelectricity member The region between the column and the column of part column.
The individual electrode power supply of the driver IC 500 and offer drive waveforms (driving signal) that are carried in drive floor 20 Wiring pattern 29 connects.
The wiring being located on distribution component 60 is electrically connected with driver IC 500, the another side and device of distribution component 60 The control unit on this side connects.
Moreover, being bonded to covering actuator bottom plate by binder in 3 side of oscillating plate component of actuator bottom plate 20 The holding bottom plate 50 of piezoelectric element 11 on 20.
A part as the flow path communicated with common fluid chamber 10 and 6 side of individual fluid chamber is equipped in keeping bottom plate 50 Opening portion 51, accommodate piezoelectric element 11 recess portion 52 and accommodate driver IC 500 opening portion 53.Opening portion 51 is to spray The through hole of the slit-shaped extended in mouth orientation constitutes a part of common fluid chamber 10 herein.
The holding bottom plate 50 is located between actuator bottom plate 20 and common fluid chamber component 70, and forms common fluid chamber 10 Wall surface a part.
Common fluid chamber component 70 forms the common fluid chamber 10 that liquid is supplied to each individual fluid chambers 6.In addition, common liquid Body cavity 10 corresponds to 4 nozzle rows to be respectively set, and the liquid of required color is supplied from external.
Damped part 90 is bonded on common fluid chamber component 70.Damped part 90 includes forming common fluid chamber 10 The damper 91 that can be deformed of a part of wall surface and the damper plate 92 that damper 91 is enhanced.
Common fluid chamber component 70 is engaged by bonding agent with the peripheral part of nozzle plate 1 and holding bottom plate 50, and is accommodated Actuator bottom plate 20 and bottom plate 50 is kept to constitute the frame of the spray head.
Then, the cover of a part of the outer peripheral surface of peripheral portion and common fluid chamber component 70 equipped with covering nozzles plate 1 Cover 45.
In the jet head 100, by driver IC 500 to the upper electrode 14 and lower electrode 13 of piezoelectric element 11 it Between apply voltage, piezoelectric layer 12 is stretched in electrode stacking direction on direction of an electric field, and in the side parallel with vibration area 30 It shrinks upwards.Tensile stress just is generated in 13 side of lower electrode of vibration area 30 as a result, vibration area 30 is to individual fluid Liquid is discharged from nozzle 4 by pressurizeing to internal liquid in the flexure of 6 side of chamber.
Then, the position alignment in first embodiment of the invention is marked referring to Fig. 4 and position alignment is said It is bright.It is the strabismus explanatory diagram for the explanation shown in Fig. 4.
It here, is illustrated so that bonding agent 103 engages the 1st component 101 and the 2nd component 102 as an example.1st component 101 and 2nd component 102 can be a side be nozzle plate 1, another party be actuator bottom plate 20, can also using a side as actuator bottom plate 20, Another party is holding bottom plate 50 or a side is nozzle plate 1, and another party is flow path plate 2, however it is not limited to these examples.
In the 1st component 101, position alignment label is provided with through hole label 111.Through hole label 111 divides The both ends side in the nozzle arrangement direction of the engaging zones 104 engaged by bonding agent 103 is not set.
In the 2nd component 102, position alignment label is provided with the 1st label 121 and the 2nd label 122.1st label 121 and the 2nd label 122 is the pattern by formation such as etchings.
Here, the 1st label 121 is the position for being configured in engaging zones 104 and being nearby endowed bonding agent 103 To mutatis mutandis label.2nd label 122 is the position for being configured in except engaging zones 104 and nearby assigning without bonding agent 103 To mutatis mutandis label.
1st label 121 is separately positioned on the both ends side in the nozzle arrangement direction of engaging zones 104.2nd label 122 exists Outside engaging zones 104, and it is arranged side by side in the one end side in nozzle arrangement direction and the 1st label 121.
Here, by the way that the 1st label 121 and the 2nd label 122 are arranged side-by-side the one end in nozzle arrangement direction, label Arrangement just become easy, in addition, the bonding agent 103 as engaging zones 104 assign region and it is non-assign region 105 control System also becomes easy.
In addition, bonding agent 103 is imparted on the 2nd component 102 by film printing and spraying coating etc..
Then, the example that the bonding agent of the 1st component and the 2nd component in present embodiment engages is carried out referring to Fig. 5 Explanation.It is the strabismus explanatory diagram for the explanation shown in Fig. 5.
It in this embodiment, is the through hole label 111 and the 2nd for shooting the 1st component 101 on the same axis by photographic device 200 After 1st label 121 of component 102, the image recognition of image procossing is carried out on one side, makes the 1st component 101 and the 2nd component on one side Position alignment is carried out after 102 relative movements.Then, the 1st component 101 and the 2nd component 102 pressurizeed etc. and by bonding agent 103 To engage.
Then, the other examples that the bonding agent of the 1st component and the 2nd component in present embodiment engages are carried out referring to Fig. 6 Explanation.It is the strabismus explanatory diagram for the explanation shown in Fig. 6.
Here, it is to be managed to the mutual positional relationship of photographic device 201 and photographic device 202, is filled by camera shooting 201 are set to shoot the 1st component 101 and carry out image recognition, the 2nd component 102 is shot by photographic device 202 and carry out image Identification.
Then, by by 121 alignment target of the 1st label of the through hole label 111 of the 1st component 101 and the 2nd component 102 Position, to carry out the position alignment of the 1st component 101 and the 2nd component 102 indirectly.Then, by the 1st component 101 and the 2nd component 102 pressurizations etc. are simultaneously engaged by bonding agent 103.
It is the imparting state by the 1st label 121 including neighbouring binder 103 as fiducial mark in these examples Remember, is pre-registered in the engagement device engaged after carrying out position alignment.
Then, by comparing photographic device 200 or 202 pair of the 1st label 121 image pickup result and registration reference mark, To differentiate the imparting state of binder 103, it will be able to be carried out in the imparting of the imparting deficiency for leading to the problem of binder 103 etc. wrong Accidentally handle.
In this way, being nearby endowed the 1st label 121 of binder 103 by setting, it will be able to include by the 1st label 121 The imparting state of neighbouring binder 103 registers as reference mark.Position is carried out in the identification by label as a result, While alignment, the imparting state of binder can also be identified, it will be able to which taking into account ensures stable yield rate and high productivity.
In addition, in the present embodiment, be nearby endowed binder 103 the 1st label 121 together, further include have it is attached The 2nd label 122 not assigned by binder 103 closely.
Then, the shape of the 1st label 121 because binder assigns it is superfluous due to change etc. not can be carried out and normally mark When image recognition, the 2nd label 122 can be used and carry out position alignment.
In this case, it is to be managed in advance distance between the 1st label 121 and the label of the 2nd label 122, is using After 2nd label 122 carries out position alignment, pass through distance between making the 1st component 101 or the 2nd component 102 be only deviating from label, energy Enough it is directed at correct position.
So, it will be able to the monitoring and position alignment of the imparting state of binder be effectively performed.
Then, illustrate second embodiment of the present invention referring to Fig. 7.It is in the embodiment shown in Fig. 7 as the 2nd The plane explanatory diagram of the flow path plate of part.
Be provided in flow path plate 24 column be made of individual fluid chamber 6, fluid impedance portion 7, liquid introduction part 8 etc. it is multiple Individual flow paths 61 arrange.1st label 121 and the column of individual fluid chamber 61 are configured adjacently.
Thus, it will be able to shorten the jet size on nozzle arrangement direction.
In addition, the 1st label 121 and the 2nd label 122 are same shape.
It just can easily be done label registration when image recognition as a result, in addition, the pipe of the positional offset amount after engagement Reason also becomes easy.Further, by using identical shape, it is identical to be formed the process of label, can subtract The influence of small process deviation.
Then, illustrate third embodiment of the present invention referring to Fig. 8 and Fig. 9.It is in the embodiment shown in Fig. 8 The plane explanatory diagram of 2 components is the expansion plane explanatory diagram of its 1st mark part shown in Fig. 9.
In present embodiment, and in the 2nd component 102 it is configured with the 1st label 121 and the 2nd label 122.
1st label 121 is by not assigning the region 121A of binder 103, the region 121B for assigning binder 103, not assigning The region 121C for giving binder 103 is configured to same heart shaped and constitutes, and the lateral area of region 121C has been also imparted with binder 103。
Then, as shown in figure 9, be will be including the region conduct including the binder 103 of the lateral area of the 1st label 121 Tag image (registration mark) is registered in engagement device.It is not only position alignment as a result, additionally it is possible to while confirming bonding Agent assigns state.
At this moment, pass through drop because thickness leads to tone variations due to the imparting state (such as printing state) of binder 103 The sensitivity when detection of the 1st label 121 of low adhesive area, and the sensitivity when detection of the 2nd label 122 is improved, just Suitably it can be checked and be confirmed.
Then, Figure 10 and Figure 11 are referred again to illustrate the effect of present embodiment.It is that binder assigns region shown in Figure 10 Plane explanatory diagram when insufficient, plane explanatory diagram when being binder imparting amount surplus shown in Figure 11.
As shown in Figure 10, in the case where binder assigns the insufficient situation in region, due to inconsistent with registration mark, it is possible to Search Error is generated, so as to inhibit bad generation.
Thus, it will be able in the case where the 1st component 101 is nozzle plate 1, prevent liquid from invading from through hole label 111 The generation of internal jet head.
In addition, as shown in figure 11, in the case where binder imparting amount is superfluous, due to the variation of the shape of the 1st label 121 Cause to identify the 1st label 121, therefore just generate Search Error, so as to inhibit bad generation.In addition, for bonding When agent imparting amount surplus has the bonding of permission, as previously mentioned, just by the 2nd label 122 nearby without assigning binder 103 Restored for position alignment.
At this moment, as previously mentioned, being to be managed to distance between the 1st label 121 and the label of the 2nd label 122, and with the 2nd After label 122 is directed at position, the amount of distance is come corresponding between offset marker.At this point, making the 1st by distance between reduction label Part and the distance of the 2nd component relative movement shorten, so as to inhibit the enlargement of engagement device.
Then, 2 illustrate the 4th embodiment of the invention referring to Fig.1.It is the 2nd component in the embodiment shown in Figure 12 Plane explanatory diagram.
It in the present embodiment, is in the both ends in the nozzle arrangement direction of the 2nd component 102 by the 1st label 121 and What 2 labels 122 were arranged side-by-side respectively along nozzle arrangement direction.At this moment, the two of the nozzle arrangement direction of the 2nd component 102 End is provided near the 2nd label 122 the non-imparting region 105 for not having to assign binder 103.
Then, 3 illustrate the 5th embodiment of the invention referring to Fig.1.It is the 2nd component in the embodiment shown in Figure 13 Plane explanatory diagram.
It in the present embodiment, is in the both ends in the nozzle arrangement direction of the 2nd component 102 by the 1st label 121 and What 2 labels 122 were arranged side-by-side respectively along nozzle arrangement direction.Then, only by the nozzle arrangement direction of the 2nd component 102 Non- imparting region 105 of the region as no imparting binder 103 in both ends near the 2nd label 122, and on the outside The imparting region (engaging zones) 104 for assigning and having binder 103 is set.
As a result, compared with the 4th embodiment, the engaging zones of the 1st component 101 and the 2nd component 102 become larger, it will be able to mention High bond strength.
Then, 4 illustrate sixth embodiment of the invention referring to Fig.1.It is the 2nd component in the embodiment shown in Figure 14 Plane explanatory diagram.
In the present embodiment, the 1st label 121 and the 2nd label 122 on the direction orthogonal with nozzle arrangement direction side by side Configuration.Then, the configuration of the 2nd label 122 is in the corner of the 2nd component 102.
The imparting region of binder 103 is expanded as a result, to improve bond strength, in addition, the 2nd component 102 can be shortened Nozzle arrangement direction size, to realize the miniaturization of jet size and the miniaturization of engagement device.
In addition, in the respective embodiments described above, being illustrated by taking the 1st label of setting on the 2nd component and the 2nd label as an example , but the 1st label and the 2nd label can also be set on the 1st component, alternatively, it is also possible in pair of the 1st component and the 2nd component Side all the 1st label of setting and the 2nd label.
Then, 5 and Figure 16 is illustrated an example of liquid-jet device according to the present invention referring to Fig.1.Figure 15 is this Device wants facial planes explanatory diagram, and Figure 16 is the mian part side illustration figure of the device.
The device is a serial type device, and by main scanning mobile mechanism 493, balladeur train 403 is round-trip on main scanning direction It is mobile.Main scanning mobile mechanism 493 includes guiding parts 401, main scan motor 405, opportunity band 408 etc..401 quilt of guiding parts It is erected on side plate 491A, 491B of left and right, and balladeur train 403 is remained and can be moved.Then, by main scan motor 405, By the opportunity band 408 being erected between driving pulley 406 and driven pulley 407, balladeur train 403 is just round-trip on main scanning direction It moves.
On the balladeur train 403, it is equipped with the spray of 441 integration of jet head 404 according to the present invention and spray head tank Liquid unit 440.The jet head 404 of hydrojet unit 440, for example, discharge yellow (Y), cyan (C), magenta (M), black (K) etc. Assorted liquid.In addition, jet head 404 also configures the nozzle rows being made of multiple nozzles orthogonal with main scanning direction On sub-scanning direction, and emission direction is installed downward.
By the feed mechanism 494 for will accumulate in the liquid outside jet head 404 and be supplied in jet head 404, come The liquid being stored in liquid cartridge 450 is supplied in spray head tank 441.
Feed mechanism 494 by as the cartridge maintaining part 451 of filling part of installation liquid cartridge 450, hose 456 including The transfusion unit 452 of infusion pump is equal to be constituted.Liquid cartridge 450 is removably mounted in cartridge maintaining part 451.In spray head tank It is that liquid is conveyed from liquid cartridge 450 by means of hose 456 by transfusion unit 452 in 441.
The device has the conveying mechanism 495 for conveying paper 410.Conveying mechanism 495 includes as conveying mechanism Conveyer belt 412, the subscan motor 416 for driving conveyer belt 412.
Conveyor belt 412 by adsorbed with paper 410 and be transported to it is opposite with jet head 404 and pair position.The conveyer belt 412 is Endless belt, and be erected between conveying roller 413 and idler roller 414.Absorption can be attracted by Electrostatic Absorption or air etc. into Row.
Then, conveyer belt 412 passes through conveying roller 413 by subscan motor 416 by opportunity belt wheel 417 and opportunity belt wheel 418 rotation driving, is rotated around on sub-scanning direction.
Further, the side of the main scanning direction of balladeur train 403 conveyer belt 412 side, configured with being sprayed The maintenance recovery mechanism 420 that the maintenance of liquid head 404 restores.
Maintaining recovery mechanism 420 is, for example, by the cover of the nozzle face (face for forming nozzle) of covering jet head 404 421, the compositions such as the scraper member 422 of nozzle face are wiped.
Main scanning mobile mechanism 493, feed mechanism 494, maintenance recovery mechanism 420, conveying mechanism 495 etc. are installed in packet In the framework for including side plate 491A, 491B, backboard 491C.
In the device constituted in this way, paper supply and it is adsorbed on conveyer belt 412 with paper 410, passes through conveyer belt 412 Around movement, just delivered on sub-scanning direction with paper 410.
Therefore, jet head is driven according to picture signal while by moving balladeur train 403 on main scanning direction 404, liquid is just discharged on the paper of stopping 410 and forms image.
In this way, in the apparatus, due to having jet head according to the present invention, such that being stably formed height The image of image quality.
Then, 7 illustrate the other examples of hydrojet unit according to the present invention referring to Fig.1.It is the unit shown in Figure 17 Mian part plane explanatory diagram.
The hydrojet unit among the component for constituting above-mentioned liquid-jet device is made of side plate 491A, 491B and backboard 491C Framework part, main scanning mobile mechanism 493, balladeur train 403 and jet head 404 constitute.
In addition, can also constitute above-mentioned maintenance recovery mechanism 420 and supply in such as side plate 491B of the hydrojet unit The hydrojet unit further installed at least one of mechanism 494.
Then, 8 illustrate another example of hydrojet unit according to the present invention referring to Fig.1.It is the list shown in Figure 18 The positive explanatory diagram of member.
The hydrojet unit is by being mounted with the jet head 404 and and flow path portion of the channel member 444 as liquid feeding parts The hose 456 that part 444 connects is constituted.
In addition, channel member 444 is configured in the inside of the cover 442.It also may include spray head tank 441 to replace flow path portion Part 444.In addition, being equipped with the connector 443 being electrically connected with jet head 404 on the top of channel member 444.
In this application, as long as the liquid of discharge has the viscosity and surface tension that can be discharged from spray head, There is no particular limitation, and viscosity is in 30MPas liquid below preferably under room temperature, normal pressure or when heating, cooling.More Specifically include solvent, dyestuff and pigment of water or organic solvent etc. etc. colorant and polymerizable compound, resin, The functional biocompatible material and natural colour for assigning material and DNA, amino acid and protein, calcium etc. such as surfactant They can be used for such as ink for inkjet, surface treatment by solution, suspension, latex of the edible material of element etc. etc. etc. The formation liquid of liquid, the constituent element of electronic component and light-emitting component and electronic circuit resist pattern, 3 dimension molding material liquid Deng purposes.
As the energy occurring source of discharge liquid, including use piezoelectric actuator (multi-layer piezoelectric element and film-type pressure Electric device), the thermal actuator of the electrothermal conversioning element of heating resistor etc., and caused by the electrostatic that oscillating plate and counter electrode form Dynamic device etc..
" hydrojet unit " is formed after functional component and mechanism integration in jet head, including related with liquid discharge Component aggregate.For example, " hydrojet unit " includes by spray head tank, balladeur train, feed mechanism, maintains recovery mechanism, main scanning At least one of composition of mobile mechanism is composed with jet head.
Here, integration refers to such as jet head and functional component, mechanism by concluding, being bonded, be fixed to each other engaging It forms, a side is maintained as to move relative to another party.In addition, jet head and functional component, mechanism also may be constructed phase It is mutually demountable.
For example, as hydrojet unit, have jet head and spray head it is tank integrated made of.In addition, having mutual by hose etc. Connection, comes so that jet head and spray head are tank integrated.Here, can also these hydrojet units spray head tank and jet head it Between the additional unit containing filter.
In addition, having made of jet head and balladeur train integration as hydrojet unit.
In addition, also having can movably remain to jet head one that constitutes scanning mobile mechanism as hydrojet unit On the guide member divided, come so that jet head and the integration of scanning mobile mechanism.In addition, thering is jet head and balladeur train and main scanning to move What motivation structure integration was constituted.
In addition, as hydrojet unit, to one as maintenance recovery mechanism also on the balladeur train for be mounted with jet head The cover divided is fixed, and comes so that jet head and balladeur train and maintenance recovery mechanism integration.
In addition, have as hydrojet unit and be mounted with to connect hose in the jet head of spray head tank or channel member, come so that Jet head and feed mechanism integration.By the hose, the liquid in fluid storage source is just fed into jet head.
Main scanning mobile mechanism also includes guiding parts monomer.In addition, feed mechanism further includes hose monomer, filling department list Body.
It is equipped with jet head and hydrojet unit in " liquid-jet device ", and carrys out the device of hydrojet including driving jet head.It is spraying In liquid device, the device of liquid can be discharged not only for the object for capableing of attaching liq, can also include liquid to aerial Or the device being discharged in liquid.
Should " liquid-jet device " can also include be related to can attaching liq object carry out feed, conveying, paper discharge mechanism, with And other pretreating devices, after-treatment device etc..
For example, have as " liquid-jet device " and spray ink in the image forming apparatus with the device for forming image on paper, and Appearance liquid is discharged in steeped landform is at the powder layer of powder in order to carry out moulding to three-dimensional contouring object (three-D moulding object) Three-dimensional contouring device (three-dimensional moulding device).
In addition, " liquid-jet device " is not limited to through the liquid of discharge come so that the interesting image quilt such as text, figure Visualization.For example, also including the thing for forming the figure itself not looked like, and carrying out moulding to 3-D image.
Above-mentioned the substance of attaching liq " can " refers to the substance that liquid at least can temporarily adhere to, and is the object adhered after attachment The substance etc. permeated after matter, attachment.As specific example, being remembered with paper, recording sheet, paper used for recording, film, cloth etc. can be The electronic component and powder layer (powder bed) of recording medium and electrical backplane, piezoelectric element etc., check and use unit internal organs model Deng medium as long as no special limitation just include the substance that all liquid can adhere to.
The material of above-mentioned substance of attaching liq " can ", as long as paper, silk, fiber, cloth and silk, leather, metal, plastics, glass The liquid of glass, timber, ceramics etc. can adhere to temporarily.
In addition, " liquid-jet device " have jet head and can attaching liq substance relative movement device, but be not limited to This.It include so that the serial type device of jet head movement, the line style device for not making jet head mobile as specific example Deng.
In addition, as " liquid-jet device ", there are also with it is modified with the surface of paper the purpose of in order at the surface coating with paper Reason liquid and treatment fluid is discharged to the treatment fluid coating unit on paper, and composition liquid of the stock dispersion into solution is passed through Nozzle sprays the air prilling device etc. being granulated later to the fine particle of raw material.
In addition, in the term of the application, image formation, record, lettering, print writes, prints, moulding etc. is synonym.

Claims (9)

1. a kind of jet head, it is characterised in that:
Including first component and the second component engaged by binder with the first component, the first component and described It is equipped with position alignment label in two components, at least some the component of the first component and the second component is set In the position alignment with label include nearby be endowed the binder first label, and nearby not by Assign the second label of the binder.
2. jet head according to claim 1, it is characterised in that:
First label and second label are configured in the end of at least side in nozzle arrangement direction.
3. jet head according to claim 1 or 2, it is characterised in that:
First label and second label are arranged side by side on nozzle arrangement direction.
4. according to claim 1 or 2 the jet head, it is characterised in that:
First label and second label are arranged side by side on the direction orthogonal with nozzle arrangement direction.
5. according to claim 1 to jet head described in any one of 4, it is characterised in that:
First label is identical with the shape of second label.
6. according to claim 1 to jet head described in any one of 5, it is characterised in that:
First label is to be endowed the region of the binder and be not endowed the region of the binder to be configured For the label of same heart shaped.
7. a kind of hydrojet unit, it is characterised in that:
Including jet head described in any one of claim 1 to 6.
8. hydrojet unit according to claim 7, it is characterised in that:
By the spray head tank for being stored with the liquid being supplied in the jet head, the balladeur train for carrying the jet head, to the hydrojet The feed mechanism of head supply liquid carries out safeguarding the maintenance recovery mechanism restored, the jet head being existed for the jet head In the main scanning mobile mechanism moved on main scanning direction at least some is integrated with the jet head.
9. a kind of liquid-jet device, it is characterised in that:
Including jet head described in any one of claim 1 to 6, hydrojet unit described in claim 7 or 8.
CN201811146419.2A 2017-12-28 2018-09-29 Liquid ejecting head, liquid ejecting unit, and liquid ejecting apparatus Active CN109968813B (en)

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