CN103386816A - Printhead unit assembly for use with an inkjet printing system - Google Patents

Printhead unit assembly for use with an inkjet printing system Download PDF

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Publication number
CN103386816A
CN103386816A CN2013101705734A CN201310170573A CN103386816A CN 103386816 A CN103386816 A CN 103386816A CN 2013101705734 A CN2013101705734 A CN 2013101705734A CN 201310170573 A CN201310170573 A CN 201310170573A CN 103386816 A CN103386816 A CN 103386816A
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China
Prior art keywords
fluid
assembly
printhead unit
port
holder
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Granted
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CN2013101705734A
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Chinese (zh)
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CN103386816B (en
Inventor
J.莫克
A.S-K.高
E.弗龙斯基
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Kateeva Inc
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Kateeva Inc
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Priority claimed from PCT/US2013/032451 external-priority patent/WO2013158310A2/en
Application filed by Kateeva Inc filed Critical Kateeva Inc
Priority to CN201510805222.5A priority Critical patent/CN105346251B/en
Publication of CN103386816A publication Critical patent/CN103386816A/en
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Publication of CN103386816B publication Critical patent/CN103386816B/en
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Abstract

The invention relates to a printhead unit assembly for use with an inkjet printing system. Features for various embodiments of a self-contained printhead unit, including an on-board fluidic system, quick-coupling electrical and pneumatic interfacing, in conjunction with the features of various embodiments of a kinematic mounting and air bearing clamping assembly, as well as contactless integration to a waste assembly, together provide for the ready interchangeability of a plurality of printhead units in a printing system during a printing process, while at the same time preventing cross-contamination of a plurality of end-user selected inks contained in each of a plurality of printhead units.

Description

The printhead unit assembly that is used for ink-jet print system
The present patent application has been applied for utility model application simultaneously.
The cross reference of related application
The application requires all take on March 15th, 2013 as the U.S. Patent application No. 13/839,993 of submission day and the priority of international application No. PCT/US13/32451.The application requires in the rights and interests of the U.S. Provisional Application No. 61/646,159 of submission on May 11st, 2012, and also requires in addition in the rights and interests of the U.S. Provisional Application No. 61/697,479 of submission on September 6th, 2012.Whole these cross-referenced applications of listing at this paper are attached to this paper by reference in full.
Technical field
The field of this instruction relates to the removable printhead unit assembly for industrial inkjet film print system.
Background technology
According to this instruction, the various embodiments of printhead unit assembly can comprise printhead unit, installation and clamp assemblies and interface module.Various embodiments for the printhead unit assembly according to this instruction, each parts that is communicated with manifold (such as, but be not limited to, the manifold that is communicated with port, valve, holder, vacuum source, such as the source of the gas of inert gas source, inkjet printhead assembly etc.) can be arranged on manifold, and can utilize O-ring packing to seal, get rid of thus and use the pipe-line system connector.Thus, the various embodiments of the manifold component of this instruction can minimize undesired dead volume, and by avoiding for various pipe-line systems and pipe-line system connector common failure mode to increase the robustness of printhead unit.For the various embodiments of the printhead unit assembly of this instruction, printhead unit and installation and clamp assemblies can provide the repeatably stressless location of printhead unit in print system.In the various embodiments of the printhead unit assembly of this instruction, printhead unit and interface module can have can make various printhead units and print system have the feature of rapid replaceability (ready interchangeability).Provide the stressless repeatably rapid replaceability (ready) of location of printhead unit in print system to realize forming flexibility and the printing of high productive capacity reliably that aimed thin film is processed.
Description of drawings
Fig. 1 is the block diagram according to the printhead unit of the various embodiments of the printhead unit of this instruction, and this figure has described relevant pneumatic control and useless ink assembly.
Fig. 2 is the perspective view according to the printhead unit of the various embodiments of the printhead unit of this instruction.
Fig. 3 A to Fig. 3 C is the exploded view according to the printhead unit of the various embodiments of the printhead unit of this instruction.
Fig. 4 A to Fig. 4 D has described the various views according to the fluid manifold piece of the various embodiments of the printhead unit of this instruction.
Fig. 5 is the perspective view according to the printhead unit of the various embodiments of the printhead unit of this instruction.
Fig. 6 is the perspective view according to the various manifold components of the printhead unit of this instruction.
Fig. 7 is the decomposition diagram according to the various manifold components of the various embodiments of the printhead unit of this instruction.
Fig. 8 be according to the various embodiments of the printhead unit of this instruction be used for prevent that bubble is trapped within the schematic diagram of the fluid design of black transfer line.
Fig. 9 is the sectional view that passes according to the various manifold components of the various embodiments of the printhead unit of this instruction.
Figure 10 is the amplification sectional view that passes according to the black manifold component of the various embodiments of the printhead unit of this instruction.
Figure 11 is the schematic diagram that comprises the print head assembly of a plurality of printheads.
Figure 12 A and Figure 12 B are the perspective views of describing to comprise the print head assembly of a plurality of printheads.
Figure 13 A is according to the print head assembly of various embodiments and the exploded view of base assembly.Figure 13 B is the top view that is arranged on the printhead unit in base assembly according to various embodiments.Figure 13 C is the upward view according to the print head assembly of various embodiments.
Figure 14 is according to the installation of various embodiments and is clamped in the perspective view of the printhead unit in base assembly.
Figure 15 is the perspective view according to the interface module of the ink-jet print system of various embodiments, is painted into the attached of printhead unit.
Figure 16 is the perspective view according to the printhead unit protection station (capping station) of various embodiments.
Figure 17 is the perspective view of print system, and described print system can be utilized the various printhead units according to the various embodiments of the printhead unit of this instruction.
Figure 18 can hold the air seal component of print system and the schematic diagram of system, and described print system can be utilized the various printhead units according to the various embodiments of the printhead unit of this instruction.
The specific embodiment
This instruction discloses the embodiment for the printhead unit assembly of the industrial inkjet film print system that can be used for various print processing.The various embodiments of the printhead unit assembly of this instruction can comprise printhead unit, installation and clamp assemblies and interface module.According to this instruction, device disclosed herein, equipment, system and method can be used for but be not limited to for example develop various print processing and be used for effective production scale printing.
In this respect, what contemplate is, is used for can comprising such as but not limited to the favorable characteristics that utilizes inkjet printing to process to make the printhead unit assembly of oled panel substrate: be provided at during print processing the various black effective order that is used for having various formulas and be printed on terminal use's flexibility on substrate.Yet, to print although be desirably in during print processing the order that realizes multiple China ink, the cross pollution of multiple China ink and ink formulations is undesired.So, cross pollution should be additionally eliminated in the design of carrying out the effective order printing of the various China inks with various formulas.
About the location of the printhead unit that constantly moves into and shift out print system, expectation be, install and clamping provide printhead unit unstressed, repeatably locate and provide printhead replacing fully automatically.As used herein, unstressed refer to reduce significantly (if not the words of basic elimination) can cause printhead unit install and clamp assemblies in the cross force of inappropriate displacement.About the flexible motion of printhead unit turnover print system, the type of required interconnection from the print system to the printhead unit (for example, electric, pneumatic, fluid-type) can cause the problem aspect the fast and effectively replacing that various printhead units are provided.Suppose the quantity that can constantly move into and shift out the printhead unit of print system, provide the sign of each printhead unit and operation information thereof can be used to prevent selection mistake during automatically changing printhead unit.In addition, the design of printhead unit assembly should provide printhead unit robustness during use, and is convenient to safeguard in order to avoid significant downtime.
Therefore, in the feature and challenge of conception, the printhead unit assembly of this instruction and the various embodiments of system can comprise: the separate printed head unit; Be used for printhead unit is installed on print system to provide repeatably installation and the clamp assemblies of stressless printhead unit location; And provide fast and the interface module of electric and pneumatic interconnection automatically.Such parts are designed to be provided for the effective and reliable print processing of the inkjet printing (such as but not limited to the inkjet printing of Organic Light Emitting Diode (OLED) film) of film.In addition, the printhead unit assembly of this instruction and the various embodiments of system can provide sign and the tracking to printhead unit, and are convenient to safeguard the various embodiments of the printhead unit of this instruction.
For the various embodiments of the printhead unit of this instruction, each printhead unit can be stand-alone assembly, and its a plurality of separate printed head units can promptly be changed in print system during print processing.The various embodiments of separate printed head unit can have fluid system, and described fluid system can comprise: the pneumatic manifolds block assembly; The fluid manifold block assembly; And main distribution holder, described main distribution holder can be communicated with pneumatic manifolds and fluid manifold fluid.The various embodiments of printhead unit can have such fluid system, and this fluid system also comprises the bulk ink holder that can be communicated with main distribution holder fluid.The various embodiments of bulk ink holder can have ingress port and ventilating opening, and described ventilating opening can allow to fill this bulk ink holder.Filling bulk ink holder pattern manually or automatically carries out.In various embodiments, filling the bulk ink holder can carry out like this: by the supply port that is attached to via physical connector on bulk ink holder ingress port, China ink is fed to described bulk ink (bulk ink) holder termly from outside source, described physical connector before this recharging by revocablely attached and be removed after this recharging.In various embodiments, filling the bulk ink holder can carry out like this: by near the supply port ingress port, China ink is fed to described bulk ink holder termly from outside source, and China ink can be conducted through described supply port and not use the physical connector that will supply port and ingress port combination from outside source.
The various embodiments of separate printed head unit can have the bulk ink holder, and the volume that described bulk ink holder can have is enough to provide the continuous China ink supply to main distribution holder in the process of print processing.Extremely the continuous black supply of main distribution holder can be kept the constant volume in main distribution holder, and this main distribution holder can be communicated with the printhead fluid during printing.So, the constant volume in main distribution holder can be provided at the variation ignored of pressure of the China ink at a plurality of print-head nozzles place in printhead.In this respect, the various embodiments of printhead unit comprise at least one fluid level indicator, described fluid level indicator is used for keeping the restriction filling level of main distribution holder, makes the China ink from the bulk ink holder during printing supplement continuously main distribution holder to described restriction filling level.In various embodiments, the periodic sale of China ink from outside source to the bulk ink holder can occur between printing in maintenance position.Therefore, do not need to carry out with the black source that is used for the supply China ink of printhead unit outside the separate printed head unit that pipe-line system is connected and can get rid of the pipe-line system disconnection that bothers and the needs of being connected connection during the various printhead units of replacing, and can get rid of the needs of the heavy pipe-line system pipeline that is provided for printhead during the activity printing.
The various embodiments of the manifold component of this instruction can have: at the inner a plurality of passages made of manifold component; And be provided for a plurality of ports that are communicated with fluid between a plurality of valves that provide fluid to control such as but not limited at described passage.So, the various embodiments of the manifold component of this instruction can provide fluid to distribute and control.Various embodiments for the printhead unit assembly according to this instruction, each parts that is communicated with manifold (such as but not limited to, the manifold that is communicated with port, valve, holder, vacuum source, such as the source of the gas of inert gas source, inkjet printhead assembly etc.) can be arranged on manifold, and can utilize O-ring packing to seal, get rid of thus and use the pipe-line system connector.So, the various embodiments of the manifold component of this instruction can minimize undesired dead volume, and by avoiding failure mode common for various pipelines and conduit coupling to increase the robustness of printhead unit.
In the various embodiments of printhead unit, each can have unique identification or identification code a plurality of replaceable printhead units.For various embodiments, the sign or identification code can physically be indicated on printhead unit, and with each printhead unit electronic correlation.For the various embodiments of printhead unit, sign or identification code can be relevant to the unique operation information group that is used for each printhead unit with each unit.Such as but not limited to, unique operation information can be included in printhead unit in Maintenance Model unique position, be contained in ink formulations and printhead nominal data in printhead unit.This unique operation information can be stored on storage device.For various embodiments, storage device can be airborne (on-board) storage device that moves with each printhead unit.
The various embodiments of printhead unit can comprise fast electric interfaces plate, and the interface module of itself and print system mates to prepare to install and clamp assemblies and from this installation and clamp assemblies, swapping out for changing to.The various embodiments of installation and clamp assemblies can be fixed to print system, as being used for controlling the part of printhead unit with respect to the kinematic system of the position of substrate.The adaptation board manifold blocks assembly that in addition, according to the various embodiments of the printhead unit of this instruction, can have the adjacent fluids manifold blocks.The various embodiments of the adaptation board manifold blocks assembly of this instruction can provide the fluid manifold piece to be communicated with the fluid between printhead, and attached to adaptation board manifold blocks assembly of print head assembly is provided.In addition, the various embodiments of adaptation board manifold blocks assembly can comprise for the matching surface that printhead unit is installed to installation and clamp assemblies.In the embodiment of industrial inkjet film print system, installation and clamp assemblies can provide printhead unit to the motion of industrial inkjet film print system that (kinematic mounting) is installed, and unstressed clamping is provided.In this respect, install and the various embodiments of clamp assemblies comprise contactless air bearing assembly, its be used for install and the clamping processing during at industrial inkjet film print system clamping printhead unit stably.Therefore, the various embodiments of the installation of the printhead unit assembly of this instruction and clamp assemblies provide printhead unit to unstressed in print system and location repeatably.
Fig. 1 is schematic diagram, and it has described some aspects according to the various embodiments of the separate printed head unit of this instruction.Fig. 1 has described the printhead unit I according to various embodiments; Relation with pneumatic input (being marked as external system II) such as vacuum and inert gas; And with the fluid of the useless ink assembly in for example this locality and outside useless ink assembly, export the relation of (being marked as external system III).Various embodiments for separate printed head unit I, pneumatic manifolds block assembly IA can have the ability to prove such as but not limited at main distribution holder IC, with the fluid between the various external sources (for example, inert gas source IIA and vacuum source IIB) that need pneumatic control, distributing and control.In the various embodiments of the separate printed head unit according to this instruction, pneumatic manifolds block assembly IA can for example pass through valve PMAV 1And PMAV 2Control between main distribution holder IC and various pneumatic source is provided.According to the various embodiments of separate printed head unit I, fluid manifold block assembly IB can have the ability to prove the fluid such as but not limited to main distribution holder IC and bulk ink holder ID is distributed and controls.In the various embodiments of the separate printed head unit according to this instruction, fluid manifold block assembly IB can for example pass through valve FMAV 1Controlling main distribution holder IC is communicated with the fluid between printhead IE.According to the various embodiments of the separate printed head unit of this instruction, fluid manifold block assembly IB can for example pass through valve FMAV 2The fluid of controlling between main distribution holder IC and bulk ink holder ID is communicated with.For the various embodiments of the separate printed head unit according to this instruction, fluid manifold block assembly IB can for example pass through valve FMAV 3Controlling printhead IE is communicated with the fluid between local useless black holder.The various embodiments of the separate printed of this an instruction assembly can have main distribution holder IC and bulk ink holder ID, they each include such as IL X, IM XA plurality of fluid level indicators with IUx.Can have various fluid level indicators for main distribution holder IC and bulk ink holder ID according to the various embodiments of the separate printed head unit of this instruction,, as the part of the automatic system of the constant black volume that is used for keeping main distribution holder IC, keep thus be used to the constant pressure that is fed to printhead IE.
For the various embodiments of the separate printed head unit I of Fig. 1, bulk ink provisioning component ID can provide enough black volumes, to keep main distribution holder assembly IC, for whole print processing, all is filled into the restriction filling level.As being discussed in more detail subsequently, can utilize the various embodiments of interface module to be attached to the various embodiments of printhead unit I with connection and the electrical connection of the pneumatic input of external system II (for example, vacuum source be connected the source of the gas of inert gas source).Various embodiments according to the printhead unit assembly of this instruction, interface module can have complementary fast connection feature, described complementation joins feature and the electric and pneumatic interconnection of fast connection characteristic matching with the various embodiments for printhead unit I is provided soon, promptly a plurality of separate printed head units of this instruction is changed in print system and from print system and swaps out such as but not limited to allowing during print processing thus.In addition, as also discussing subsequently, shown in externally system III, the give up various embodiments of ink assembly of this locality that is communicated with the useless ink assembly fluid in outside are provided at during print processing the replaceability that promptly a plurality of separate printed head units of this instruction is changed in print system and swap out from print system.
The various embodiments of the printhead unit 1000 of Fig. 2 can have fluid system, and described fluid system comprises pneumatic manifolds block assembly 60, fluid manifold block assembly 80 and adaptation board manifold blocks assembly 100.
For the various embodiments of the printhead unit 1000 of Fig. 2, fluid system can comprise pneumatic manifolds block assembly 60.Pneumatic manifolds block assembly 60 can comprise pneumatic manifolds piece 10 and the first pneumatic manifolds piece valve 20 and the second pneumatic manifolds piece valve 22.Pneumatic manifolds block assembly 60 can comprise to the fluid interconnect of the source of the gas such as inert gas source and to the cross tie part of vacuum source and the distribution that additionally provides by pneumatic manifolds piece 10 with control fluid interconnect to main distribution holder assembly 50.Pneumatic manifolds piece 10 can have been made passage therein, and can open port and be communicated with various manifold parts being used for, and described manifold part is such as but not limited to manifold, valve, holder, vacuum source and such as the source of the gas of inert gas source.
The various embodiments of the pneumatic manifolds piece 10 of Fig. 2 (having first surface 9 and second surface 11) can comprise that pneumatic manifolds piece the first valve 20(is not shown) and pneumatic manifold blocks second valve 22.As previously mentioned, pneumatic manifolds piece 10 can be opened port with the various pneumatic manifolds members for pneumatic manifolds block assembly 60, described pneumatic manifolds parts are such as but not limited to manifold, valve, holder, vacuum source and source of the gas, and described source of the gas is such as but not limited to inert gas source.The various embodiments of pneumatic manifolds piece 10 can have vacuum ports 12 and inert gas port one 4, open thus port and are communicated with vacuum source and source of the gas being used for, and described source of the gas is such as but not limited to inert gas source.In the various embodiments of printhead unit 1000, in conjunction with the design of interface module that can be the part of print system, the O-ring packing that is used for vacuum ports 12 and inert gas port one 4 provides fast pneumatic connection the between printhead unit 1000 and print system.For the various embodiments of printhead unit 1000, electric interfaces plate 2 can be arranged on pneumatic manifolds piece 10.Electric interfaces plate 2 can comprise various types of fast electrical fittings, described fast electrical fitting uses and connects such as but not limited to spring probe (pogo pin), wherein, electric interfaces plate 2 can have spring probe pads 4 on electric interfaces plate first surface 1, described spring probe pads is used for receiving the spring probe array from the interface module of a part that can be used as print system, and printhead unit 1000 can be the parts of this print system.
, for the various embodiments of printhead unit 1000, the fast feature that is provided by electric interfaces plate 2, provide with motion installation and the air bearing clamp assemblies of the O-ring packing of the vacuum ports 12 of the rapid integrated pneumatic manifolds piece 10 of interface module and inert gas port one 4 and the printhead unit 10 that will discuss in more detail subsequently can provide to print system the rapid replaceability of a plurality of separate printed head units 1000 during print processing.According to this instruction, joining soon accessory can be any accessory that is designed for the parts that moved termly, and the rapid motion of parts is provided.Thus, as one of ordinary skill in understanding, any in various electric, pneumatic and tprque convertors can be used in the embodiment of printhead unit 1000 and interface module, thereby provide complementary connectivity, in order to the rapid replaceability of a plurality of separate printed head units 1000 is provided to print system.
For the various embodiments of the printhead unit 1000 of Fig. 2, fluid system can comprise fluid manifold block assembly 80.Fluid manifold block assembly 80 can comprise fluid manifold piece 30 and first fluid manifold blocks valve 44, second fluid manifold blocks valve 46 and the 3rd fluid manifold piece valve 48.Fluid manifold block assembly 80 can comprise to the fluid interconnect of bulk ink holder assembly 70, and described fluid interconnect can be communicated with main distribution holder assembly 50 fluids by the distribution that is provided by fluid manifold piece 30 and control.Fluid manifold piece 30 can have been made passage therein, and can open port and be communicated with various manifold parts being used for, and described manifold part is such as but not limited to manifold, valve, holder and useless ink assembly.
The various embodiments of the fluid manifold piece 30 of Fig. 2 (having first surface 31 and second surface 33) can comprise first fluid manifold blocks valve 44, second fluid manifold blocks valve 46 and the 3rd fluid manifold piece valve 48, and they are depicted as and are arranged on first surface 31 at this.As previously discussed, fluid manifold piece 1000 can be opened port and is communicated with various manifold parts being used for, described manifold part such as but not limited to valve, holder, ink jet-print head, ink assembly and manifold give up.Fluid manifold piece 30 can be communicated with main distribution holder fluid, and described main distribution holder can comprise main distribution reservoir body 55, main distribution reservoir cap (not shown) and main distribution holder bottom 54.The various embodiments of main distribution holder can be relevant with the second fluid level indicator 164 to the first fluid level indicator 162 with it, and described the first fluid level indicator 162 and the second fluid level indicator 164 limit respectively the highest filling level and minimum filling level.Various embodiments for printhead unit 1000, fluid manifold piece 30 can be communicated with selected print head assembly 200 fluids of at least one terminal use, described print head assembly 200 can be communicated with discharge pipe 43 fluids then, and described discharge pipe 43 can be the part of useless ink system.According to the various embodiments of printhead unit 1000, discharge pipe 43 can be that this provides the contactless integrated of ink system and printhead unit 1000 that give up for the part of the useless ink assembly of China ink processing.
As depicted in Figure 2, the embodiment of bulk ink holder assembly 70 can comprise bulk ink reservoir body 75.In various embodiments, bulk ink reservoir body 75 can be coated with bulk ink reservoir cap 122, and described bulk ink reservoir cap can be fixed on the first supporting member 124.But bulk ink reservoir body 75 cover caps have the accessory (not shown), and described accessory comprises ventilating opening 74 and port 76, and port 76 is shown as and is equipped with Rule adapter 71.Rule adapter 71 can provide with any China ink that is used for being printed on substrate that the terminal use selects and fill rapidly bulk ink reservoir body 75 in the mode of manual or robot, such as but not limited to using syringe.Bulk ink holder bottom 78 can provide lower seals and connect to the port of fluid manifold piece 30.According to the various embodiments of separate printed head unit 1000, bulk ink holder assembly 70 can be communicated with main distribution holder assembly 50 fluids.Bulk ink holder assembly 70 can provide enough black volumes, to keep main distribution holder assembly 50 in whole print processing, is filled to the restriction filling level.Thus, this continuous supplementation that causes having in main distribution holder constant volume maintains on printhead has constant printhead pressure.During this print processing, can use a plurality of separate printed head units 1000 that can change rapidly.Have the two-stage reservoir system and can help to provide the rapid replaceability of a plurality of printhead units 1000 by eliminating to the guard system connection of the outside printhead unit 1000 of China ink supply in the various embodiments of printhead unit 1000.In addition, the black source of independence that is provided for a plurality of removable printhead units 1000 has prevented from being contained in the cross pollution of the China ink that the various terminal uses in a plurality of separate printed head units 1000 select.According to the various embodiments of printhead unit 1000, fast union system connects can provide the rapid replaceability of printhead unit 1000 with the outside printhead unit 1000 in black source.
For the various embodiments of the printhead unit 1000 of Fig. 2, fluid system can comprise adaptation board manifold blocks assembly 100.Adaptation board manifold blocks assembly 100 can provide the fluid between the printhead 205 of fluid manifold piece 30 and print head assembly 200 to be communicated with and provide installs surface, be installed to the print head assembly (for example, print head assembly 200) that the terminal use is selected on the various embodiments of printhead unit of this instruction.Various embodiments according to printhead unit 1000, adapter manifold component 100 can have adapter manifold component the first member 115, and described adapter manifold component the first member can provide the fluid between structure connectivity and fluid manifold piece 30 and adaptation board manifold blocks assembly 100 to be communicated with.Various embodiments according to printhead unit 1000, adapter manifold component 100 can have adapter manifold component second component 117, and described adapter manifold component second component can provide the fluid between structure connectivity and adaptation board manifold blocks assembly 100 and print head assembly 200 to be communicated with.
In the various embodiments of printhead unit 1000, adapter manifold component the first member 115 can be provided for the installation surface of the first guiding piece 114 and the second guiding piece 116, and the installation surface that is provided for one group of stainless steel ball (not shown).The first guiding piece 114 and the second guiding piece 116 can be fixed on adapter manifold component the first member 115, are used as guiding piece during in printhead unit 1000 being navigated to motion base (kinematic mount) assembly., with discussed in detail, be arranged on one group of part that the stainless steel ball is the motion installation component on the second surface 92 of the first adapter manifold component member as subsequently.As previously discussed, for the various embodiments of separate printed head unit 1000, electric and pneumatic fast parts and motion installing component are the rapid replaceability of a plurality of printhead units 1000 is provided during print processing some parts.
Provide the more detailed view of the various embodiments of printhead unit 1000 in Fig. 3 A to Fig. 3 C, they show the upper, middle and lower exploded view of printhead unit 1000.
Fig. 3 A has described the exploded view according to the top of the printhead unit 1000 of various embodiments, and it can comprise pneumatic manifolds block assembly 60.Electric interfaces plate 2 has for the spring probe pads 4 that receives the spring probe array on first surface 1.As previously mentioned, it can be electric fast connection that the spring pin connects, and it is the element be used to the rapid replaceability that a plurality of printhead units 1000 are provided together with the shock that utilizes O shape ring connector as pneumatic fast connector connects (butt-coupled) coupling port.In addition, the first row wire connections 5 on the second surface 3 of electric interfaces plate 2 can be used for being connected to the first winding displacement 6, and described the first winding displacement 6 is connected to print head assembly the one PCB cross tie part 201, as shown in Figure 3 C.Similarly, the second row wire connections 7(on the second surface 3 of electric interfaces plate 2 is not shown) can be used for the connection of the second winding displacement 8, described the second winding displacement is connected to print head assembly the 2nd PCB cross tie part 203, as shown in Figure 3 C.
The various embodiments of pneumatic manifolds piece 10 can provide printhead unit 1000, as shown in the top exploded view of Fig. 3 A, described printhead unit has interconnection and the control for the vacuum source such as but not limited to such as source of the gas (described source of the gas is such as but not limited to inert gas source).Those of ordinary skill as the inkjet printing field is apprehensible, and partial vacuum can typically be applied on black holder, in order to offset the pressure that is fed to the China ink on printhead that is produced in the location above printhead by holder.In the various embodiments of printhead unit 1000, the first pneumatic manifolds piece valve 20 of pneumatic manifolds piece 10 can be controlled such as the fluid between the main distribution holder assembly 50 of the source of the gas of inert gas source and Fig. 2 and distributes and control, and the fluid between the main distribution holder assembly 50 of the second pneumatic manifolds valve 22 and Fig. 2 distributes and controls.In addition, the second pneumatic manifolds piece valve 22 of pneumatic manifolds piece 10 can be controlled the connection between the first pneumatic manifolds piece valve 20 and vacuum source.The various embodiments of pneumatic manifolds piece 10 as shown in Figure 3A can be opened port with main distribution holder assembly 50, to be communicated with on second surface 11.As shown in Figure 3A, pneumatic manifolds piece the 3rd port one 6 can be communicated with main distribution holder assembly 50 fluids by the main distribution reservoir cap 52 with first port 51, and here pneumatic manifolds piece the 3rd port one 6 and main distribution holder the first port 51 utilize O shape ring 17 to seal.According to various embodiments as shown in Figure 3A, pneumatic manifolds piece 10 can have the first and second electrical connection plate support columns 25 and 27 that are respectively used to mounting electrical interface board 2.According to the various embodiments of printhead unit 1000, directing pin 29 is conducive to printhead unit 1000 and is attached to interface module, will discuss this interface module in more detail subsequently.In the various embodiments of pneumatic manifolds piece 10, can be such as but not limited to magnetic valve such as the valve of valve 20 and 22.For the various embodiments of pneumatic manifolds piece 10, valve 20 and 22 can be integrated on manifold blocks does not have the guard system connector.In the various embodiments of pneumatic manifolds piece 10, but valve 20 and 22 utilization system connectors are integrated on manifold blocks.
Fig. 3 B shows the exploded view of the mid portion of printhead unit 1000, and according to the various embodiments of printhead unit assembly, described mid portion can comprise fluid manifold block assembly 80.Fluid manifold block assembly 80 can comprise fluid manifold piece 30, described fluid manifold piece 30 can be opened port to be used for fluid distribution and the control for various fluid manifold parts, described fluid manifold parts are such as but not limited to main distribution holder assembly 50, bulk ink holder assembly 70, print head assembly 200(Fig. 2) and useless ink assembly, discharge pipe 43 can be the parts of described useless ink assembly.The various embodiments of fluid manifold piece 30 can be included in fluid manifold piece the first port 32 and the second port 34 of the fluid manifold piece on second surface 33 on first surface 31, and these ports provide main distribution holder assembly 50 and print head assembly 200(Fig. 2) between fluid be communicated with.For the fluid of controlling between main distribution holder assembly 50 and print head assembly 200 is communicated with, the various embodiments of fluid manifold piece 30 can be opened port to be provided valve to control by valve 44, as by port 45, being described.The various embodiments of fluid manifold piece 30 can have at fluid manifold piece the 3rd port 36 on first surface 31 and the 4th port 38 on first surface 31, and these ports provide main distribution holder assembly 50 to be communicated with the fluid between bulk ink holder assembly 70.Be communicated with the fluid between bulk ink holder assembly 70 in order to control main distribution holder assembly 50, the various embodiments of fluid manifold piece 30 can be opened port to utilize valve 46 to provide valve to control, as by port 47, being described.The various embodiments of fluid manifold piece 30 can have the fluid manifold piece five-port 41 on second surface 33, described port provides print head assembly 200(Fig. 2) be communicated with to be used for China ink and return with the fluid between main distribution holder assembly 50, described fluid manifold piece five-port 41 can with the second surface 33 of fluid manifold piece 30 on fluid manifold piece the 6th port 42 fluids be communicated with sound and paint look.Fluid manifold piece the 6th port 42 can be communicated with useless ink assembly fluid, and discharge pipe 43 can be the part of this useless ink assembly, as subsequently with discussed in detail.In order to control print head assembly 200(Fig. 2) be communicated with to be used for that China ink is turned back to useless ink assembly with the fluid between main distribution holder assembly 50, the various embodiments of fluid manifold piece 30 can be opened port to utilize valve 48 to provide valve to control, as by port 49, being described.In the various embodiments of fluid manifold piece 30, such as valve 44,46 and 48 valve, can be for example but be not limited to magnetic valve.For the various embodiments of fluid manifold piece 30, valve 44,46 and 48 can be integrated on manifold blocks, and there is no the guard system connector.In the various embodiments of fluid manifold piece 30, valve 44,46 and 48 can be integrated on manifold blocks with the guard system connector.
Can have fluid manifold piece 30 in the various embodiments of the printhead unit 1000 of describing as Fig. 3 B, described fluid manifold piece can comprise main distribution holder assembly 50 mounted thereto.Main distribution holder assembly 50 can comprise main distribution reservoir body 55, and described main distribution reservoir body is at one end sealed by main distribution reservoir cap 52, and sealed at the other end by main distribution holder bottom 54.Main distribution reservoir cap 52 can have main distribution reservoir cap the second port 53, and it can be communicated with main distribution holder the first port 51, as previously mentioned, main distribution holder the first port 51 can with pneumatic manifolds piece 10(Fig. 3 A) be communicated with.In the various embodiments of main distribution holder assembly 50, main distribution holder bottom the first port 57 can be communicated with main distribution holder bottom the second port 56 fluids.As shown in Figure 3 B, O shape ring 35 forms the seal between main distribution holder bottom the second port 56 and fluid manifold piece the first port 32.The various embodiments of main distribution holder assembly 50 can have main distribution holder bottom the 3rd port 59, and described main distribution holder bottom the 3rd port can be communicated with main distribution holder bottom the 4th port 58 fluids.Describe as Fig. 3 B, O shape ring 37 forms the seal between main distribution holder bottom the 4th port 58 and fluid manifold piece the 3rd port 36.
As previously discussed, fluid manifold piece 30 can be opened port to provide the fluid between main distribution holder assembly 50 and bulk ink holder assembly 70 distribute and control, and described bulk ink holder assembly can have bulk ink holder module cover accessory 72.Bulk ink holder module cover accessory 72 can comprise ventilating opening 74, port 76 and dip-tube 73, and dip-tube 73 can be communicated with port 76 fluids.Being assembled to Rule adapter 71 in port 76 and dip-tube 73 makes with the selected any China ink of terminal use that prints on substrate and fills rapidly bulk ink holder assembly 70.Bulk ink holder assembly can have bottom 78, and described bottom comprises bulk ink holder bottom the first port 77 and bulk ink holder bottom the second port 79.Describe as Fig. 3 B, O shape ring 37 forms the seal between bulk ink holder bottom the second port 79 and fluid manifold piece the 4th port 38.As previously discussed, bulk ink holder assembly 70 can provide enough black volumes, to keep main distribution holder assembly 50 in whole print processing, is filled into the restriction filling level.
As shown in Figure 3 B, the various embodiments of printhead unit 1000 can have the various embodiments of supporting structure assembly 120.Supporting structure assembly 120 can comprise the first supporting member lid 122, and described the first supporting member lid can be fixed to the first supporting member 124 and can cover bulk ink holder assembly 70.The various embodiments of supporting structure assembly 120 can additionally comprise the second supporting member 126, and described the second supporting member can be arranged between pneumatic manifolds piece 10 and fluid manifold piece 30.Supporting structure assembly handle 128 can be attached to the second supporting member 126, and is provided for the manual of printhead unit 1000 or robot manipulation.Pulling breech lock 127 can be a part for the attachment structure that printhead unit 1000 and interface module is attached.
In addition, the liquid level indication component 160 for main distribution holder assembly 50 can comprise the first fluid level indicator carriage 163 and the second fluid level indicator carriage 165 that can be fixed on bracket base 161.Bracket base 161 can be installed in pneumatic manifolds piece 10(Fig. 2) and fluid manifold piece 30 between.For the various embodiments of the printhead unit 1000 that is used for main distribution holder assembly 50, the first fluid level indicator carriage 163 can support the first fluid level indicator 162, and described the first fluid level indicator can be used for determining high filling level.The second fluid level indicator carriage 165 can support the second fluid level indicator 164, and described the second fluid level indicator can be used for indicating minimum filling level.In the various embodiments of the printhead unit of this instruction, the function that is used for the fluid level indicator of main distribution holder assembly 50 can be to provide the continuous supplementation of fluid by automatic sensing-detecting and control, in order to the constant fluid liquid level in main distribution holder assembly 50 is provided.The control of the fluid level in main distribution holder assembly 50 provides the control of the pressure of the China ink that is supplied to printhead, and described printhead can be communicated with main distribution holder assembly 50 fluids.
Various embodiments for the printhead unit 1000 of Fig. 3 B, the the first printhead unit marking plate 123 and the second printhead unit marking plate 125 that are used for various embodiments can be arranged on pneumatic manifolds piece 10, as shown in Figure 2, perhaps be arranged on for various embodiments as depicted in Figure 3 B a on the second supporting member 124.The housing of the first printhead unit marking plate 123 and the second printhead unit marking plate 125 can be arranged on marking plate on printhead unit 1000 any position that visible or described marking plate can be read by the machine that is suitable for reading it or robot for the terminal use.As previously mentioned, the various embodiments of printhead unit 1000 have can be by mark physically on printhead unit and with sign or the identification code of each printhead unit electronic correlation.For the various embodiments of printhead unit, sign or identification code can be relevant to the unique operation information group that is used for each printhead unit with each unit.Can comprise when it is not engaged with in print system the unique position in maintenance module, be contained in ink formulations and printhead nominal data in printhead unit such as but not limited to, unique operation information.This unique operation information can be stored on storage device.For various embodiments, storage device can be the on-board storage device of with each printhead unit, advancing.In various embodiments, the first printhead unit marking plate 123 can have the sign that is selected from the letter (alpha), numeral and the alpha-numeric characters that are associated with printhead unit 1000, and printhead unit 1000 has such as but not limited to black type and nominal data.For various embodiments, the second printhead unit marking plate 125 can have the sign that is selected from the letter, numeral and the alpha-numeric characters that are associated with printhead unit 1000, and printhead unit 1000 has such as but not limited to all-in-service station or the position in keeping standing.In various embodiments, sign or identification code comprise one or more machine readable code, for example are embodied as one or more bar codes or one or more radio frequency identification or RFID, label (tag).
Fig. 3 C has described the exploded view according to the bottom of the printhead unit 1000 of various embodiments.Adaptation board manifold blocks assembly 100 provides the fluid between the printhead 205 of fluid manifold piece 30 and print head assembly 200 to be communicated with and provides installs surface, on various embodiments with the printhead unit that will be installed to by the print head assembly (for example, print head assembly 200) that the terminal use selects this instruction.Various embodiments according to printhead unit 1000, adapter manifold component 100 can have adapter manifold component the first member 115, and described adapter manifold component the first member can provide structure connectivity and the fluid between fluid manifold piece 30 and adaptation board manifold blocks assembly 100 to be communicated with.Various embodiments according to printhead unit 1000, adapter manifold component 100 can have adapter cylinder assembly second component 117, and described adapter cylinder assembly second component can provide structure connectivity and the fluid between adaptation board manifold blocks assembly 100 and print head assembly 200 to be communicated with.
The various embodiments of adapter manifold component the first member 115 of Fig. 3 C can have the first adapter manifold component member first surface 90, described the first adapter manifold component member first surface is provided for installing the installation surface of fluid manifold piece 30, and is opened port to provide fluid manifold piece 30 to be communicated with the fluid between the first adapter manifold component member first surface 90.The various embodiments of adapter manifold component the first member 115 of Fig. 3 C can have the first adapter manifold component member second surface 92, and adapter manifold component second component 117 can be sagging from described the first adapter manifold component member second surface.The various embodiments of adapter manifold component second component 117 can comprise that first installs surface 94, second and surface 96 and basal surface 98 be installed and had from the first passage member 95 of its first passage of penetratingly making and have second channel member 97 from its second channel of penetratingly making.
Various embodiments for adaptation board manifold blocks assembly 100, the first adapter manifold component member first surface 90 can have adaptation board manifold blocks assembly the first port 102 and adaptation board manifold blocks assembly the second port one 04, and described adaptation board manifold blocks assembly the second port is positioned on the basal surface 98 of adapter manifold component second component 117.Adaptation board manifold blocks assembly the first port 102 can be communicated with adaptation board manifold blocks assembly the second port one 04 fluid by the first passage in first passage member 95.Adaptation board manifold blocks assembly the second port one 04 can be communicated with the printhead ingress port (not shown) fluid of printhead 205, and described printhead ingress port can be communicated with the printhead outlet port (not shown) fluid of printhead 205.As describing in Fig. 3 C, O shape ring 101 seals that can form between adaptation board manifold blocks assembly the first port 102 and fluid manifold piece the second port 34, and O shape ring 105 can form the seal between the printhead ingress port (not shown) of adaptation board manifold blocks assembly the second port one 04 and printhead 205.In the various embodiments of adaptation board manifold blocks assembly 100, the printhead outlet port (not shown) of printhead 205 can be communicated with adaptation board manifold blocks assembly the 3rd port one 06 fluid, and described adaptation board manifold blocks assembly the 3rd port is positioned on the basal surface 98 of adapter manifold component second component 117.According to the various embodiments of adaptation board manifold blocks assembly 100, adaptation board manifold blocks assembly the 3rd port one 06 can be communicated with adaptation board manifold blocks assembly the 4th port one 08 fluid by the second channel in second channel member 97.Adaptation board manifold blocks assembly the 4th port one 08 can be communicated with fluid manifold piece five-port 41 fluids.Describe as Fig. 3 C, O shape ring 107 can form the seal between the printheads outlet port (not shown) of adaptation board manifold blocks assembly the 3rd port one 06 and printhead 205, and O shape is encircled 109 seals that can form between adaptation board manifold blocks assembly the 4th port one 08 and fluid manifold piece five-port 41.
As with reference to figure 3A to Fig. 3 C, discussing before, various manifold component parts can be coupled to manifold blocks by the complementary port that seals by O-ring packing, described manifold component parts are for example Pneumatic components, such as but not limited to vacuum source or source of the gas (for example, inert gas source), holder, valve, printhead, useless ink assembly, other manifolds etc.Fig. 4 A shows fluid manifold piece the first port 32 and the 3rd port 36 as example.Fig. 4 B has described the side view according to the fluid manifold piece 30 of various embodiments, and it has indicated fluid manifold piece the 6th port 42, and discharge pipe 43 can utilize O-ring packing to fix and be sealed on described fluid manifold piece the 6th port.Fig. 4 C shows the indicated sectional view of Fig. 4 A, and fluid manifold piece the 3rd port 36 of having described fluid manifold piece the first port 32 that is communicated with fluid manifold piece first passage 110 fluids and with fluid manifold piece third channel 112 fluids, being communicated with.As Fig. 4 C and especially as shown in Figure 4 D, port at the port on each manifold part and pneumatic and fluid manifold piece on each is processed to receive O shape ring, as one of ordinary skill understandable, described O shape ring provides tightening seal to prevent thus fluid leakage.
The various embodiments of the separate printed head unit 1100 of Fig. 5 can have the feature with the described feature similarity of various embodiments of printhead unit 1000 for Fig. 2.Such as but not limited to, the various embodiments of the printhead unit 1100 of Fig. 5 can have fluid system, and this fluid system comprises pneumatic manifolds block assembly 60, modularization fluid manifold block assembly 180 and adaptation board manifold blocks assembly 100.
The various embodiments of the separate printed head unit 1100 of Fig. 5 can have pneumatic manifolds block assembly 60, and described pneumatic manifolds block assembly can comprise pneumatic manifolds piece 10, and electric interfaces plate 2 can be arranged on described pneumatic manifolds piece.Description as previous printhead unit 1000 to Fig. 2, pneumatic manifolds piece 10 can have the passage of making therein, and can open port is communicated with various manifold parts being used for, described manifold part is such as but not limited to manifold, valve, holder, vacuum source and source of the gas (for example, inert gas source).Electric interfaces plate 2 can comprise various fast electrical connection types, uses such as but not limited to spring probe connector.Description as previous printhead unit 1000 to Fig. 2, the fast feature that electric interfaces plate 2 provides and the pneumatic interface feature of pneumatic manifolds piece 10 are some parts of various embodiments of the printhead unit of this instruction, and these parts provide the integrated rapidly of the various embodiments of printhead unit and interface module.
Describe as Fig. 5, the various embodiments of printhead unit 1100 can have bulk ink holder assembly 170, and described bulk ink holder assembly can be communicated with main distribution holder assembly 150 fluids.Bulk ink holder assembly 170 can have such volume, and this volume is enough to provide the continuous China ink supply to main distribution holder 150 in the process of print processing.For the various embodiments of the printhead unit 1100 of Fig. 5, to the constant volume of keeping in main distribution holder without interruption of main distribution holder assembly 150, described main distribution holder can be communicated with print head assembly 200 fluids during printing.In this respect, the various embodiments of printhead unit comprise at least one fluid level indicator be used to the restriction filling level of keeping main distribution holder.Describe as Fig. 5, the fluid level indicator assembly 160 that is used for main distribution holder assembly 150 and bulk ink holder assembly 170 can comprise top main distribution holder assembly fluid level indicator 162, middle main distribution holder assembly fluid level indicator 164, bottom main distribution holder assembly fluid level indicator 166 and bulk ink holder fluid level indicator 168.About being used for the fluid level indicator assembly 160 of main distribution holder assembly 150, the first liquid level master distributes holder component indicators 162 to can be used for determining high filling level, middle main distribution holder assembly fluid level indicator 164 can be used for showing the target filling level, and bottom main distribution holder assembly fluid level indicator 166 can be used for determining low filling level.About being used for the fluid level indicator assembly 160 of bulk ink holder assembly 170, bulk ink holder fluid level indicator 168 can be used for indicating the target filling level for bulk ink holder assembly 170.In the various embodiments of the printhead unit of this instruction, the function that is used for the fluid level indicator assembly 160 of main distribution holder assembly 150 can provide automatic sensing-detecting and control, with the continuous fluid that is controlled in main distribution holder assembly 150 and bulk ink holder assembly 170, supplements.
Describe as Fig. 5, the various embodiments of printhead unit 1100 can have the various embodiments of supporting structure assembly 120.Supporting structure assembly 120 can comprise the first supporting member lid 122, and described the first supporting member lid can attachedly be fixed to the first supporting member 124, and can cover bulk ink holder assembly 170.The various embodiments of supporting structure assembly 120 can additionally comprise the second supporting member 126, described the second supporting member 126 can be one group of post for printhead unit 1100, and this group post can be installed between pneumatic manifolds block assembly 60 and adaptation board manifold blocks assembly 100.Supporting structure assembly handle 128 can be attached to pneumatic manifolds piece 10, and provides the manual or robot to printhead unit 1100 to handle.Pulling breech lock 127 can be a part for the attachment structure that printhead unit 1000 and interface module is attached.Additionally, the various embodiments of printhead unit 1100 can have the first printhead unit marking plate 123 and the second printhead unit marking plate 125, as the various embodiments of previous printhead unit 1000 for Fig. 2, discuss.
The various embodiments of the separate printed head unit 1100 of Fig. 5 can have modularization fluid manifold block assembly 180, and described fluid manifold piece can comprise to the fluid interconnect of bulk ink holder assembly 170.Bulk ink holder assembly 170 can be by the distribution that is provided by fluid manifold piece 130 and control and with main distribution holder assembly 150 fluids, is communicated with.For the various embodiments of printhead unit 1100, first fluid manifold blocks 130 can be communicated with selected assembly 200 fluids of at least one terminal use by adaptation board manifold blocks assembly 100.In this respect, the first fluid manifold blocks 130 of printhead unit 1100 can provide constant China ink supply to print head assembly 200.Return about useless China ink, printhead unit 200 can be communicated with adaptation board manifold blocks assembly 100 fluids, and described adaptation board manifold blocks assembly can be communicated with second fluid manifold blocks 140 fluids.Fluid manifold piece 140 can comprise discharge pipe 143.According to the various embodiments of printhead unit 1100, the discharge pipe 143 of fluid manifold piece 140 can be that this provides the non-contact type of useless ink system and printhead unit 1100 integrated for the part of the useless ink assembly of China ink processing.
Thus, the various embodiments of the printhead unit 1100 of Fig. 5 to Figure 10 can utilize modularization fluid manifold block assembly, described modularization fluid manifold block assembly comprises first fluid manifold blocks 130 and the second fluid manifold blocks 140 such as but not limited to modularization fluid manifold block assembly 180, equiblibrium mass distribution and control that these fluid manifold pieces provide the fluid manifold piece 30 by fluid manifold block assembly 80 to provide, as described above.
Fig. 6 shows the fragmentary, perspective view of the various embodiments of the modularization fluid manifold block assembly 180 that is arranged on adaptation board manifold blocks assembly 100.First fluid manifold blocks 130 can have main distribution holder bottom 154, and it is used for installing the various embodiments of main distribution holder assembly (seeing Fig. 3 B).Main distribution holder bottom 154 can have main distribution holder bottom the first port 157 and main distribution holder bottom the 3rd port one 59.Main distribution holder bottom the first port 157 can be communicated with first fluid manifold blocks valve 144 fluids, and main distribution holder bottom the 3rd port one 59 can be communicated with second fluid manifold blocks valve 146 fluids.Bulk ink holder assembly can have bulk ink holder assembly foot passage member 178, and described bulk ink holder assembly foot passage member can be communicated with main distribution holder bottom 154 and bulk ink holder bottom 185 fluids.Bulk ink holder bottom 185 can have bulk ink holder bottom the first port 177.In addition, bulk ink holder bottom 185 can be used for installing the various embodiments of bulk ink holder assembly (seeing Fig. 3 B).Second fluid manifold blocks valve 146 can be installed to the downside of bulk ink holder bottom 185.Second fluid manifold blocks 140 can have the 3rd fluid manifold piece valve 148 and discharge pipe 143.
Fig. 7 has described the exploded view of fragmentary, perspective view of various embodiments of the modularization fluid manifold block assembly 180 of Fig. 6.As discussed previously, the various embodiments of main distribution holder assembly (seeing Fig. 3 B) are installed in main distribution holder bottom 154.The first fluid manifold blocks 130 of modularization fluid manifold block assembly 180 can have main distribution holder bottom 154, and described main distribution holder bottom 154 can have main distribution holder bottom the first port 157 and main distribution holder bottom port the 3rd port one 59.Describe as Fig. 7, for the various embodiments of the first fluid manifold blocks 130 of modularization fluid manifold block assembly 180, main distribution holder bottom the first port 157 and main distribution holder assembly the 3rd port one 59 can be communicated with main distribution holder bottom the second port one 56 and main distribution holder bottom the 4th port one 58 fluids respectively.Main distribution holder bottom the second port one 56 can be communicated with first fluid manifold blocks valve 144 fluids by fluid manifold block assembly the first port 132 in first fluid manifold blocks valve manifold 145.Fluid manifold block assembly the first port 132 in first fluid manifold blocks valve manifold 145 can be communicated with fluid manifold block assembly the second port one 34 fluids.Fluid manifold block assembly the second port one 34 can be communicated with the printhead fluid by adaptation board manifold component 100.Main distribution holder bottom the 4th port one 58 can be communicated with bulk ink holder foot passage member 178 fluids by fluid manifold block assembly the 3rd port one 36 in bulk ink holder assembly foot passage member 178.Fluid manifold block assembly the 3rd port one 36 can be communicated with fluid manifold block assembly the 4th port one 38 fluids, and these ports all are arranged in bulk ink holder foot passage member 178.In this respect, bulk ink holder foot passage member 178 can be communicated with main distribution holder bottom 154 and bulk ink holder bottom 185 fluids.Demonstration can be used for installing the various embodiments of bulk ink holder assembly (seeing Fig. 3 B) with the bulk ink holder bottom 185 of bulk ink holder bottom the first port 177.Second fluid manifold blocks valve 146 can be installed to the downside of bulk ink holder bottom 185, and the fluid that described second fluid manifold blocks valve is used for controlling between main distribution holder and bulk ink holder is communicated with.The second fluid manifold blocks 140 of modularization fluid manifold block assembly 180 can have the 3rd fluid manifold piece valve 148, and described the 3rd fluid manifold piece valve can be installed on second fluid manifold blocks valve manifold 149 and with fluid manifold block assembly five-port 141 fluids and be communicated with.Discharge pipe 143 can be inserted in fluid manifold block assembly the 6th port one 42, and described fluid manifold block assembly the 6th port can be communicated with useless ink assembly fluid.
Therefore, describe as Fig. 7, the various embodiments of modular manifold block assembly 180 can have and for example are not limited to first fluid manifold blocks 130 and second fluid manifold blocks 140, equiblibrium mass distribution and control that these fluid manifold pieces provide the fluid manifold piece 30 by previous described fluid manifold block assembly 80 to provide.
Fig. 8 A and Fig. 8 B have described the various expectations orientations of the black supply valve that is communicated with for the fluid of controlling between main distribution holder and printhead, and described black supply valve is for example the first fluid manifold blocks valve 144 of first fluid manifold blocks 130 as shown in Figure 5.The various embodiments of fluid manifold piece (here, the orientation of fluid manifold piece valve can be located as shown in Figure 8 A and 8 B) can provide the control to flow in passage, make the high point that does not have the energy voids in valve module.In this respect, the various embodiments of the fluid manifold piece that the orientation of fluid manifold piece valve can be located as shown in Figure 8 A and 8 B can be used for when with various ink formulations, printing, and these ink formulations may be easier to promote to form in passage bubble.
Fig. 9 has described the sectional view of fragmentary, perspective view of various embodiments of the modular manifold block assembly of Fig. 6.In the partial section of Fig. 9, described one group of stainless steel ball 118 on the bottom of adaptation board manifold blocks assembly first member 115 of adaptation board manifold blocks assembly 100., be arranged on one group of stainless steel ball on the first adapter manifold component member second surface 92 and be to provide the part of motion installation component of the unstressed location of printhead unit 1100 six-freedom degree in three dimensions discussed in detail as subsequently.For the various embodiments of separate printed head unit 1100, electric and pneumatic fast parts and motion installing component are the rapid replaceability of a plurality of printhead units 1100 is provided during print processing some parts.
In Fig. 9, first fluid manifold blocks 130 can have first fluid manifold blocks passage 192, and described first fluid manifold blocks passage 192 is communicated with adaptation board manifold blocks first passage 194 fluids of adaptation board manifold component 100.First fluid manifold blocks passage 192 can utilize fluid manifold block assembly the second port one 34 to be connected to adaptation board manifold blocks first passage 194.Fluid manifold block assembly the second port one 34 can provide zero dead volume to connect between first fluid manifold blocks passage 192 and adaptation board manifold blocks first passage 194, and provides without leaking O-ring packing.Similarly, second fluid manifold blocks 140 can have second fluid manifold blocks passage 196, and described second fluid manifold blocks passage is communicated with adaptation board manifold blocks second channel 198 fluids of adaptation board manifold component 100.Second fluid manifold blocks passage 196 can utilize fluid manifold block assembly five-port 141 to be connected to adaptation board manifold blocks second channel 194.Fluid manifold block assembly five-port 141 can provide second fluid manifold blocks passage 196 to be connected with the zero dead volume between adaptation board manifold blocks second channel 198, and provides without leaking O-ring packing.
Figure 10 illustrates the further describing of various embodiments of feature of embodiment of the fluid manifold assembly of this instruction, it is the part of the bulk ink holder assembly 170 described of Fig. 9.For the various embodiments of first fluid manifold blocks 130, the bulk storing storage assembly foot passage member 178 of bulk ink holder assembly 170 can have bulk storing storage assembly foot passage 184.Bulk storing storage assembly foot passage 184 can be communicated with the bulk ink holder foot passage 186 of bulk ink holder bottom 185 and main distribution holder foot passage 182 fluids of main distribution holder bottom 154.Fluid manifold block assembly the 3rd port one 36 can provide main distribution holder foot passage 182 to be connected with the zero dead volume between bulk storing storage assembly foot passage 184, and provides without leaking O-ring packing.Similarly, fluid manifold block assembly the 4th port one 38 can provide bulk storing storage assembly foot passage 184 to be connected with the zero dead volume between bulk ink holder foot passage 186, and provides without leaking O-ring packing.
Therefore, describe as Fig. 9 and Figure 10, the various embodiments of the manifold blocks assembly of this instruction (for example, to the printhead unit 1000 of Fig. 2 and the described embodiment of printhead unit 1100 of Fig. 5) can utilize manufacturing therein to have the manifold blocks of passage distribution is provided and controls.The various embodiments of the manifold blocks assembly of this instruction additionally can have a plurality of ports, and these ports provide such as but not limited to being communicated with between various passages and for the fluid between the valve that provides fluid to control.The various embodiments of the manifold blocks assembly of this instruction can have the passage that utilizes port to connect and connect, and described port connects provides zero dead volume to connect, and provides without leaking O-ring packing.In addition, various embodiments for the manifold blocks assembly according to this instruction, each parts that is communicated with manifold (such as but not limited to the manifold that is communicated with port, valve, holder, vacuum source, such as the source of the gas of inert gas source, inkjet printhead assembly etc.) can be arranged on manifold, and can utilize O-ring packing to seal, therefore get rid of and use the guard system connector.Thus, the various embodiments of the manifold component of this instruction can minimize undesired dead volume, and by avoiding increasing the printhead unit robustness for various guard systems with common failure mode guard system is connected.
As shown in figure 11, the various embodiments of printhead unit can have a plurality of printheads on each unit.The various embodiments of printhead unit can have the printhead between about 1 to about 30.Printhead (for example, the industrial inkjet printhead) can have the nozzle between about 16 to about 2048, and these nozzles can be displaced at about 0.1pL to the droplet size between about 200pL.The various embodiments of the printhead unit of describing as Figure 11 can have a plurality of printheads on the common manifold of being arranged on.In Figure 12 A, the cross section and perspective of printhead unit 1200 has described to have the printhead unit of five printheads, and wherein four printheads (that is, print head assembly 200 is to print head assembly 240) are visible.Figure 12 B has described the face upwarding stereogram of printhead unit 1200, shows five printheads (that is, the printhead 200 in Figure 12 A is to printhead 250) and how towards substrate, to be orientated.Describe as Figure 12 A and Figure 12 B, printhead unit 1200 can have printhead unit housing 1210, has printhead unit bottom support panel 1220, can be arranged on described printhead unit bottom support panel 1220 by various manifold blocks assemblies (such as but not limited to, the first fluid manifold blocks assembly 80 of Figure 12 A) such as but not limited to main distribution holder assembly 50 and bulk ink holder assembly 70.Printhead unit 1100 as previous printhead unit 1000 for Fig. 2 and Fig. 5 is described, the various embodiments of printhead unit 1200 can have the bulk ink holder in conjunction with automatic sensing-detecting and control to provide continuous fluid to supplement, and can have enough volumes to provide continuous China ink supply to main distribution holder in the process of print processing.
Can utilize the print system of the various embodiments of printhead unit 1000 can comprise substrate supporting apparatus, the kinematic system that for example is used for being bearing in the chuck of the substrate that prints on it or floating table and is used for controlling with respect to substrate the printhead unit position.In the various embodiments of print system, printhead unit 1000 for example can be arranged on the portal frame or bridge of multiaxial motion system.For the various embodiments of print system, printhead unit 1000 can be arranged on the portal frame of two axle movement system for example.The various embodiments of print system can make printhead unit 1000 be mounted to and fix, and the substrate that is arranged on chuck can move with respect to printhead unit 1000.How to be implemented to have nothing to do with the kinematic system of be used for controlling with respect to the printhead unit position of substrate, the various embodiments of separate printed head unit 1000 must be mounted and clamping becomes to provide a plurality of separate printed head units 1000 to move into and shift out the rapid replaceability of print system, and the stability of printhead unit 1000 during print processing is provided.
Figure 13 A to Figure 13 C has described according to the installation of the various embodiments of the printhead unit assembly of this instruction and clamp assemblies 300.Although the various embodiments that can be used for printhead unit for the principle of the installation of Figure 13 A to Figure 13 C and clamp assemblies 300 instructions (for example, the printhead unit 1200 of the printhead unit 1000 of Fig. 2, the printhead unit 1100 of Fig. 5 and Figure 12 A), but, what those skilled in the art will appreciate that is, in order to illustrate purpose, installation and clamp assemblies 300 are illustrated for the printhead unit 1000 of Fig. 2.
In this respect, Figure 13 A is the exploded view of printhead unit 1000, relates to the exploded view of clamp assemblies 300.The various embodiments of printhead unit 1000 can be included in adaptation board assembly manifold 100(Fig. 3 C) on the first guiding piece 114 and the second guiding piece 116, be used for printhead unit 1000 is directed to motion base.To understand as those of ordinary skills, motion base provides the stressless location that can highly repeat of payload with respect to the fixed position in mechanical system.The various embodiments of installation and clamp assemblies 300 provide the unstressed location of removable printhead unit 1000, to be used for precise Printing.Although printhead unit 1000 is provided the location that can highly repeat, but the various embodiments of with clamp assemblies, being connected are installed additionally are designed to realize that with the fast consistent mode that provides that connects printhead unit 1000 moves into and shift out the integrated of print system, the i.e. rapid motion of printhead unit 1000.
As shown in FIG. 13A, the various embodiments of installation and clamp assemblies 300 can have guiding frame, and described guiding frame comprises guiding piece 310, the first guiding frame 320 and the second guiding frame 330.The various embodiments of guiding frame are used for printhead unit 1000 is directed to bottom plate 340, and the first guiding piece 114 and the second guiding piece 116 help printhead unit 1000 is engaged and is directed in guiding frame.Bottom plate 340 can have for the opening 342 that printhead unit 1000 is received on motion base, thus, allows the selected printhead of terminal use to be positioned in print system to be used for printing.With discussed in detail, various removable bottom plate 340 can have opening 342 as subsequently, and this opening is positioned to provide the various position angles of printhead unit 1000 with respect to substrate.Installation and clamp assemblies 300 can have the useless ink container 346 in this locality on bottom plate of being arranged on 340.Local useless ink container 346 can comprise the port 343 for the discharge pipe 43 that receives printhead unit 1000, thereby provide printhead unit 1000 to enter into to install at this contact point place and the non-contact type of clamp assemblies 300 engages, described port 343 can be to realize that removable printhead unit 1000 passes in and out the rapid motion of print systems and do not damage the additional design element of systematic function.Local useless ink container 346 can be arranged on bottom plate 340 in the various embodiments of installation and clamp assemblies 300, the useless ink container in this this locality can comprise connector 344, and this connector can be connected to waste ink bottle.Except the non-contact type joint of printhead unit 1000 in installation and clamp assemblies 300 was provided, the integrated design of the non-contact type of discharge pipe 43 and local useless ink container 346 prevented the cross pollution at the port of export place of black fluid system at printhead unit 1000.The design that the independent China ink supply combination that is provided by the airborne two-stage China ink reservoir system of the input end in the China ink supply is combined in the useless ink container 346 in this locality of output prevents the cross pollution of the China ink of a plurality of removable printhead units 1000.Bottom plate 340 can have one group three motion V-shaped groove bases 348, with discussed in detail, described V-shaped groove base is to provide the part of motion base of the rapid replaceability of the unstressed location of the six degree of freedom of printhead unit 1000 in three dimensions and a plurality of printhead unit 1000 as subsequently.For installing and the various embodiments of clamp assemblies 300, bottom plate 340 engage base plate supporting arms 350, described bottom plate supporting arm can be fixed on supporting member in print system.Bottom plate supporting member 350 can comprise the first support column 352 and the second support column 354, and clamp assemblies can be attached on described the first support column.
Figure 13 B is mounted in the top view of the printhead unit 1000 in base assembly 300, shows bulk ink reservoir cap 122 and the supporting structure assembly handle 158 relative with described bulk ink reservoir cap 122.As discussed previously, bottom plate 340 can have for the opening 342(Figure 13 A that printhead unit 1000 is received on motion base), allow thus the selected printhead of terminal use to be positioned in print system to be used for printing.As one of ordinary skill in understanding, different bottom plate 340(here each bottom plate can have the opening 342 of with different angles, locating) can provide to the terminal use selection of bottom plate, described selection can realize the selection of nose angle (saber angle).The term of this area " nose angle " can refer to the orientation angles of head device (for example, printhead unit 1000) with respect to the feature of the restriction Print direction on substrate, and described angle is the non-zero values of determining from the plane with the Print direction quadrature.According to the various embodiments of this instruction, the nose angle of printhead unit 1000 can be changed, and can be printed in the feature quantity of the per unit area on substrate with change.In this respect, promptly change the nose angle of printhead unit 1000 by rapid replacing bottom plate 340 and can be advantageously to the terminal use, provide the ability of the print density of the per unit area of regulating substrate.
Figure 13 C is the upward view according to the printhead unit 1000 of various embodiments, shows the one group of stainless steel ball 118 that is arranged on the first adapter manifold component member second surface 92.Back with reference to Figure 13 A, bottom plate 340 can have one group three motion V-shaped groove bases 348.This group stainless steel ball 118 on the bottom of adaptation board manifold blocks assembly first member 115 of adaptation board manifold blocks assembly 100 and this group V-shaped groove base 348 couplings, thus provide the six degree of freedom of printhead unit 1000 in three dimensions unstressed location.As previously mentioned, except the location that can highly repeat that printhead unit 1000 is provided, the various embodiments of installation and clamp assemblies 300 additionally are designed to be able to realize the integrated of printhead unit 1000 turnover print systems, in order to the rapid motion of printhead unit 1000 is provided, do not damage systematic function.
Figure 14 provides installation and clamp assemblies 300(Figure 13 A) in the perspective view of printhead unit 1000, show for printhead unit 1000 being clamped to the position of the air bearing assembly 400 of bottom plate supporting member 350.As appreciable from Figure 14, air bearing assembly 400 can be arranged on air bearing supporting arm 460, described air bearing supporting arm can be designed to be latchable on the second air bearing support column 354, and meanwhile can be by manual or robot motion by promptly release in order to promptly change a plurality of printhead units 1000.Air bearing assembly 400 comprises air bearing knurled knob 410, and it is used for being adjusted on air bearing shaft 420 height of the air bearing disk 430 that is attached to air bearing knurled knob 410 far-ends.As one of ordinary skill in understanding, spring mechanism connects air bearing knurled knob 410 and air bearing disk 430, in order to controlled chucking power is provided.Air bearing disk 430 comprises air bearing gas supply port 440, during the initial clamping of printhead unit 1000 in installation and clamp assemblies 300, gas (such as, but not limited to inert gas) can be supplied from described air bearing gas supply port.In various embodiments in printhead unit 1000 being installed and be clamped in installation and clamp assemblies 300, the air bearing clamping of printhead unit 1000 in installation and clamp assemblies provides the non-contact pneumatic clamping, thereby stable chucking power is being provided during print processing in the motion process of printhead unit 1000.For printhead unit 1000 is installed and be clamped in install and clamp assemblies 300 in various embodiments, at first, the air bearing clamping of printhead unit 1000 in installation and clamp assemblies 300 provides the non-contact type folder, thereby prevents any cross force on printhead unit 1000 during in printhead unit 1000 being placed in installation and clamp assemblies 300.After the initial arrangement of printhead unit 1000 has been completed, to the gas supply of air bearing disk 430 (for example, inert gas) can be cut off, and spring mechanism controllably is placed in air bearing disk 430 on the upper surface of interface module 500, is providing stable chucking power during print processing thus in the motion process of printhead unit 1000.In this respect, motion is installed and the combination of unstressed clamping provides the stable position of printhead unit 1000 during print processing, but and provides resetting to the various embodiments of the printhead unit 1000 of rapid replacing.
In Figure 15, according to the interface module 500 of various embodiments, be shown as promptly and engage with printhead unit 1000.Although for the principle of interface module 500 instruction can with the various embodiments of printhead unit (for example, the printhead unit 1200 of the printhead unit 1000 of Fig. 2, the printhead unit 1100 of Fig. 5 and Figure 12 A) use together, but what those skilled in the art will appreciate that is, in order to describe purpose, interface module 500 is illustrated for the printhead unit 1000 of Fig. 2.
Interface module 500 comprise first interface assembly valve 510 and Vacuum connector 515 and the second interface module valve 520 and to source of the gas (for example, inert gas source 525) connection, the vacuum that they are respectively used to apply and the control of inert gas pressure and connectivity.Interface module additionally comprises spring probe array 540, is used for the electrical connectivity of printhead unit 1000 with the electrical control interface of print system.For example by first interface assembly hinge 550 and the second interface module hinge 552(is not shown) slide into first interface assembly recessed hinge 551 and the second interface module recessed hinge 553(is not shown) in, this interface module can promptly be installed on printhead unit 1000.According to various embodiments, interface module 500 can be directed in the position of printhead unit 1000 tops by directing pin 29.Interface module 500 can use and pull breech lock lip 530 is connected pull breech lock (draw latch) 127 and be latchable to printhead unit 1000.When location puts in place, interface module 500 is connected spring probe array 540 with spring probe pads 4, and locating interface assembly 500(is not shown) be used for carry out vacuum and the internuncial complementary port of inert gas with vacuum ports 12 and the inert gas port one 4 of pneumatic manifolds piece 10.For the various embodiments of printhead unit 1000 and interface module 500, interface module 500 be used for the vacuum ports 12 of pneumatic manifolds piece 10 and inert gas port one 4 carries out vacuum and the internuncial complementary port of inert gas can utilize O-ring packing to seal.According to the various embodiments of this instruction, interface module 500 can promptly disconnect from printhead unit 1000, and remains the part of print system.
Described protection station assembly 600 in Figure 16, but described protection station assembly can be for being maintained under operating conditions but the maintenance module of a plurality of printhead units according to this instruction in print system useless according to the various embodiments of this instruction.Although the various embodiments that can be used for printhead unit for the principle of protection station assembly 600 instructions (for example; the printhead unit 1200 of the printhead unit 1000 of Fig. 2, the printhead unit 1100 of Fig. 5 and Figure 12 A); but what those skilled in the art will appreciate that is; in order to describe purpose, protection station assembly 600 is illustrated for the printhead unit 1000 of Fig. 2.
Various embodiments according to protection station assembly 600; a plurality of printhead unit 1000(are marked as 1000-I to 1000-V in Fig. 8) all can rest in each concrete protection station (be marked as 610-650, be respectively used to each of a plurality of printhead unit 1000-I to 1000-V).In the time of in being arranged on the protection station location, each printhead unit 1000 can be connected to the electric and Vacuum connector that is positioned on hinge assembly, is marked as 615 to 655, is respectively used to each of a plurality of printhead unit 1000-I to 1000-V.Various embodiments according to protection station assembly 600; electrical power can be provided for each of electric and vacuum hinge assembly; make the regular firing pulse that can be supplied to each nozzle in the selected printhead of each terminal use in each printhead unit 1000-I to 1000-V in the time can stopping printhead unit, in order to guarantee nozzle to keep filling, do not get clogged.In this respect, each can be guaranteed to deposit a plurality of printhead unit 1000 in keeping station assembly 600, and each printhead unit is easily to obtain as the replaceable units that is used for print processing.
The various embodiments that can comprise the printhead unit assembly of printhead unit, installation and clamp assemblies and interface module can be used on the various embodiments of print system.The OLED ink-jet print system can comprise several devices and equipment, and these devices and equipment permission are arranged in ink droplet on particular location on substrate reliably.These devices and equipment can include but not limited to print head assembly, black transmission system, kinematic system, substrate handling system and head maintenance system.Print head assembly comprises at least one ink jet-print head, and described ink jet-print head has at least one aperture, and described aperture can be with controllable rate, speed and size ejection ink droplet.Described printhead can be supplied with by ink supply system, and described ink supply system provides China ink to printhead.Printing needs the relative motion between print head assembly and substrate.This can realize by kinematic system, and described kinematic system is portal frame or shunt shaft XYZ system typically.Print head assembly is removable through fixing base (portal frame type), perhaps in the situation that shunt shaft is constructed printhead and substrate can both move.In another embodiment, printing station can be fixed, and substrate can be moving along X-axis and y-axis shift with respect to printhead, and wherein the Z axis motion is arranged on substrate or printhead place.When printhead moved with respect to substrate, ink droplet was in the correct time is ejected to be deposited over desired locations on substrate.Can utilize the substrate handling system that substrate is inserted in printer and from printer and removes.Depend on printer configuration, this can complete by mechanical transfer machine, substrate floating table or the robot with end effector.The head maintenance system can comprise several subsystems, and these subsystems allow this maintenance task, and these tasks are demarcated, eliminated excessive ink from print-head nozzle plate surface and load with ink-jet to useless black basin such as but not limited to droplet volume.
Figure 17 is the perspective view of OLED ink-jet print system 2000.The various embodiments of the print system of this instruction can comprise several devices and equipment, and these devices and equipment allow ink droplet is arranged on particular location on substrate (for example, substrate 1058) reliably, and described substrate is shown as close substrate floating table 1054.Substrate floating table 1054 can be used for frictionally transmission base plate 1058 of nothing.Suppose the various parts that can comprise OLED print system 2000, the various embodiments of OLED print system 2000 can have various floor spaces and formative factor so.According to the various embodiments of OLED ink-jet print system, various baseplate materials can be used for substrate 1058, and these baseplate materials are such as but not limited to various glass substrate materials and various polymeric substrate materials.
OLED print system 2000 can comprise for example base 1070 and bridge 1079, and described base and bridge can support the first print head assembly navigation system 1090 and the second print head assembly navigation system 1091.Be used for the first print head assembly navigation system 1090 that the first print head assembly 1080 is positioned at substrate 1058 tops can be comprised that the first X-axis slips seat 1092 and first Z axis movable plate 1094, the first print head assembly shells 1084 and can be installed on described the first Z axis movable plate.The second print head assembly navigation system 1091 can be configured to control the X-Z axle motion of the second print head assembly 1081 similarly, and can comprise the first X-axis slip the seat 1091 and first Z axis movable plate 1093, the first print head assembly shells 1085 can be installed on described the first Z axis movable plate.As in Figure 17 to the describing of the first print head assembly 1080, here the first print head assembly shell 1084 is described with partial view, the various embodiments of print head assembly can be equipped with a plurality of head devices 1082 therein.For the various embodiments of print system 2000, print head assembly can be included in the head device between about 1 to about 60, and here each head device can have the printhead at about 1 to about 30 in each head device.Suppose and need the head device of safeguarding continuously and the absolute quantity of printhead, the first maintenance system assembly 1250 can be found out to be positioned to be easy near the first print head assembly 1080.For the various embodiments of OLED print system 2000, bridge 1079 can support the first print head assembly navigation system 1090 and the second navigation system 1091., for the various embodiments of OLED print system 2000, can there be single navigation system and single print head assembly.Various embodiments for OLED print system 2000, (for example can there is single print head assembly, any one in the first print head assembly 1080 and the second print head assembly 1081), the camera arrangement that be used for to check the feature of substrate 1058 can be installed to the second navigation system.
Figure 18 can hold the air seal component of print system 2000 of Figure 17 and the schematic diagram of system 2100.Figure 17 shows the schematic diagram of air seal component and system 2100.The various embodiments of air seal component and system 2100 can comprise the air seal component 2500 according to this instruction, gas purification loop 2130 and at least one heat regulating system 2140 that is communicated with air seal component 2500 fluids.In addition, the various embodiments of air seal component and system can have pressurized inert gas recirculating system 2169, described pressurized inert gas recirculating system can be for the inert gas that is applied to operate various devices (the substrate floating table that for example, is used for the OLED print system).The various embodiments of pressurized inert gas recirculating system 2169 can utilize the source of the combination of compressor, air blast and described compressor and air blast as the various embodiments that are used for inert gas recirculating system 2169.In addition, air seal component and system 2100 can have filtration and the circulatory system (not shown) of section within it.
Describe as Figure 18, various embodiments for the air seal component 2100 according to this instruction, gas purification loop 2130 comprises outlet line 2131, and described outlet line is from air seal component 2500 to solvent removal parts 2132 and then to gas purge system 2134.Then, the inert gas that purges solvent and other reactant gas kinds (for example, oxygen and steam) turns back to air seal component 2500 by suction line 2133.Gas purification loop 2130 also can comprise suitable conduit and connector and sensor, and described sensor is for example oxygen, water vapour and solvent vapo(u)r sensor.Gas circulation unit (for example, fan, air blast or motor etc.) can independently arrange or be integrated for example in gas purge system 2134, so that gas circulation is by gas purification loop 2130.Various embodiments according to air seal component, although solvent removal system 2132 and gas purge system 2134 schematic diagram shown in Figure 17 are shown as unit separately, solvent removal system 2132 and gas purge system 2134 can be used as single clean unit and are accommodated in together.Heat regulating system 2140 can comprise at least one cooler 2141, and described cooler can have for making circulate coolant to the fluid issuing pipeline 2143 of air seal component and being used for making cooling agent turn back to the fluid intake pipeline 2145 of cooler.
For the various embodiments of air seal component 2100, source of the gas can be inert gas (for example, nitrogen), any rare gas and any combination thereof.For the various embodiments of air seal component 2100, source of the gas can be the source of the gas such as clean dry air (CDA).For the various embodiments of air seal component 2100, source of the gas can be supplying inert gas and such as the source of the gas of the combination of the gas of CDA.The various embodiments of air seal component and system 2100 can be kept the level of each kind of various reactant gas kinds, various reactant gas kinds (for example comprise various reactive atmospheric gases, water vapour and oxygen) and 100 ppm or following (for example, 10 ppm or following, 1.0 ppm following or at 0.1 ppm or following) organic vapor.In addition, the various embodiments of air seal component can provide 3 classes that meet ISO 14644 and the low particle environment of 4 class clean room standards.
Therefore, provide as this training centre, the design feature (comprise airborne fluid system, join electric and pneumatic handing-over soon) that is used for the various embodiments of separate printed head unit is installed in conjunction with motion and the design feature of the various embodiments of air bearing clamp assemblies, and realize together with the non-contact type of useless ink assembly is integrated in the rapid replaceability of a plurality of printhead units during print processing in print system, and prevent from simultaneously filling the cross pollution of the China ink that each the multiple terminal user in a plurality of printhead units selects.
Although in conjunction with the specific embodiment, described the principle of the various embodiments of printhead unit, installation and clamp assemblies, interface module and industrial inkjet film print system, but what it should be clearly understood that is that these explanations only are presented and are not intended to limit the scope of this instruction in the mode of example.Content disclosed herein has been provided for diagram and has described purpose.The present invention be not intended to be detailed or with disclosed content limitation in described precise forms.Many modifications and distortion will be apparent for those skilled in the art.Disclosed content is selected and describes in order to explain best principle and the practical application of the open embodiment in described field, various embodiments and the various modification of the concrete purposes that makes thus those skilled in the art to understand to be suitable for conceiving.The scope of disclosed appearance is intended to be limited by following claims and equivalent thereof.

Claims (15)

1. one kind is used for the printhead unit that industrial inkjet is printed, and described printhead unit comprises:
Fluid system, described fluid system provide fluid to distribute and control, and described fluid system comprises:
The pneumatic manifolds block assembly, described pneumatic manifolds block assembly has a plurality of ports, and it provides the zero dead space volume connection to the manifold part that is selected from manifold blocks, valve, holder, vacuum source, inert gas source and combination thereof;
The fluid manifold block assembly, described fluid manifold block assembly has a plurality of ports, and it provides the zero dead space volume connection to the manifold part that is selected from manifold blocks, valve, holder, useless ink system and combination thereof; And
Main distribution holder, described main distribution holder comprise at least one ingress port and at least one outlet port, and wherein, described main distribution holder is communicated with described pneumatic manifolds block assembly and described fluid manifold block assembly fluid; And
Adaptation board manifold blocks assembly, described adaptation board manifold blocks assembly comprises:
The first member, described the first member have provides a plurality of ports that connect to the zero dead space volume of described fluid manifold block assembly; And
Second component, described second component have provides a plurality of ports that connect to the zero dead space volume of print head assembly;
Wherein, described adaptation board manifold blocks assembly provides the fluid between described fluid manifold block assembly and described print head assembly to be communicated with.
2. printhead unit according to claim 1, wherein, being used for described pneumatic manifolds block assembly, described fluid manifold block assembly and the described zero dead space volume port of each port of described a plurality of ports of adaptation board manifold blocks assembly of being connected connects and utilizes O-ring packing to seal.
3. printhead unit according to claim 1, wherein, described adaptation board manifold blocks assembly is provided for described printhead unit is installed to matching surface in motion base.
4. printhead unit according to claim 1, wherein, described printhead unit has identification code, is used for obtaining the operation information relevant to described printhead unit.
5. printhead unit according to claim 4, wherein, the described operation information relevant to described printhead unit is positioned on storage device.
6. printhead unit according to claim 5, wherein, described storage device is the device that is positioned on described printhead unit.
7. printhead unit according to claim 1, also comprise the electric interfaces plate, described electric interfaces plate comprises for the first surface that receives electric interconnection spare and the second surface that is installed to described pneumatic manifolds piece, wherein, be that fast connection is adaptive for the described first surface that receives electric interconnection spare.
8. printhead unit according to claim 7, wherein, the first adaptive surface of fast connection of described electric interfaces plate comprises the spring probe pad.
9. printhead unit according to claim 1, also comprise the bulk ink holder, described bulk ink holder comprises at least one ingress port and at least one outlet port, and wherein, described bulk ink holder is communicated with described main distribution holder and described fluid manifold block assembly fluid.
10. printhead unit according to claim 9, wherein, described main distribution holder has at least one fluid level indicator be used to the restriction filling level of keeping described main distribution holder.
11. printhead unit according to claim 10, wherein, supplement continuously described main distribution holder from the China ink of described bulk ink holder and reach described restriction filling level.
12. printhead unit according to claim 1, wherein, described pneumatic manifolds block assembly comprises:
The the first pneumatic manifolds piece port that is communicated with vacuum subassembly, the second pneumatic manifolds piece port that is communicated with inert gas source and the 3rd pneumatic manifolds piece port that is communicated with the ingress port fluid of described main distribution holder; And
The first valve of described pneumatic manifolds block assembly, described the first valve controls that described inert gas source is communicated with fluid between described main distribution holder and the second valve of described pneumatic manifolds block assembly is communicated with the fluid between described main distribution holder, wherein, being communicated with between the second valve of described pneumatic manifolds block assembly the first valve of controlling described pneumatic manifolds block assembly and described vacuum subassembly.
13. the described printhead unit of any one according to claim 1 to 8 or 12, wherein, described fluid manifold block assembly comprises:
The first fluid manifold blocks port that is communicated with the outlet port fluid of described main distribution holder and the second fluid manifold blocks port that is communicated with the ingress port fluid of described print head assembly, wherein, the first valve of described fluid manifold block assembly is controlled being communicated with between described main distribution holder and described print head assembly; And
The 3rd fluid manifold piece port that is communicated with the outlet port fluid of described print head assembly and the 4th fluid manifold piece port that is communicated with useless black discharge pipe fluid, wherein, the second valve of described fluid manifold block assembly is controlled being communicated with between described print head assembly and described useless black discharge pipe.
14. the described printhead unit of any one according to claim 1 to 8 or 12, wherein, described fluid manifold block assembly comprises:
The bulk ink holder, described bulk ink holder comprises ingress port, ventilating opening and outlet port, wherein, described bulk ink holder is communicated with described main distribution holder fluid;
The first fluid manifold blocks port that is communicated with the outlet port fluid of described bulk ink holder and the second fluid manifold blocks port that is communicated with the ingress port fluid of described main distribution holder, wherein, the first valve of described fluid manifold block assembly is controlled being communicated with between described bulk ink holder and described main distribution holder;
The 3rd fluid manifold piece port that is communicated with the outlet port fluid of described main distribution holder and the 4th fluid manifold piece port that is communicated with the ingress port fluid of described print head assembly, wherein, the second valve of described fluid manifold block assembly is controlled the connection between described main distribution holder and described print head assembly; And
The 5th fluid manifold piece port that is communicated with the outlet port fluid of described print head assembly and the 6th fluid manifold piece port that is communicated with useless black discharge pipe fluid, wherein, the 3rd valve of described fluid manifold block assembly is controlled being communicated with between described print head assembly and described useless black discharge pipe.
15. printhead unit according to claim 14, also comprise the fluid level indicator be used to the restriction filling level of keeping described main distribution holder, wherein, supplement continuously described main distribution holder from the China ink of described bulk ink holder and reach described restriction filling level.
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US61/697479 2012-09-06
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US13/839,993 US8714719B2 (en) 2012-04-17 2013-03-15 Printhead unit assembly for use with an inkjet printing system
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CN112423991A (en) * 2018-07-20 2021-02-26 科迪华公司 Print head adjustment apparatus, system and method
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