CN207565153U - Inkjet printing solvent or ink tank cover, two cover assemblies and ink or solvent container - Google Patents

Abstract

The utility model is related to a kind of inkjet printing solvent or ink tank covers, the cylindrical base (831) being included on cover lower part, bonding part (832) on cover top, and at least two engagement socket pipes (833,834), and at least one first opening (835), for applying atmospheric pressure；It is connected at least one second opening below the pedestal for the container inner rotation being closed by cover or on cover side and third opening (843), each opening with the socket pipe (833,834).

Description

Inkjet printing solvent or ink tank cover, two cover assemblies and ink or molten Agent container

Technical field

The utility model is related to the inkjet style printers in printer field, in particular, for example continuous inkjet type (CIJ).

The utility model further relates to the structure (ink circuit arrangement) of the printer, it is especially useful in ink when preventing from using Block happening for some pipelines.

Background technology

It is usually used in various products Industry Code and marking field known to continuous inkjet type (CIJ) printer, such as Directly in the production line high speed identification barcode, food deadline and cable or pipeline on distance with reference to or benchmark. The printer of the type also be used to develop some furnishing fields of graphic printing technology.

These printers have multiple sub-components of type as indicated with 1.

First, the print head 1 for usually leaning out printer main body 3 is connected to printer main body 3 by flexible pipe line 19, soft Property pipeline 19 be assembled with hydraulic pressure and electrical connection required to run print head, and its flexibility is conducive to the integration with product line.

Printer main body 3 (also known as casing or cabinet) generally comprises three sub-components：

Ink circuit (region 4 ') in casing lower part, it is appropriate on the one hand can be supplied to the print head with steady pressure The ink and another aspect of quality load the ink for not being used for printing,

Be located at cabinet top controller (region 5 '), can management action order and implement can activate ink circuit With the processing of print head different function.

Interface 6 provides printer mode of operation and notice printer operating condition to operator.

In other words, cabinet has 2 sub-components：Top with electric component, power supply and operator interface and have The lower part of ink circuit, pressurized ink from circuit to print head supply standard quality and the not used ink of print head is recovered under reduced pressure Water.

Fig. 2 schematically shows the print head 1 of CI J printers.Print head 1 has ink-droplet generator 60, ink-droplet generator 60 It is supplied with the conductive ink (region 4 ') to pressurize by ink circuit.

The generator can spray at least one solid jet by being known as the small hole size of nozzle.Go out positioned at nozzle Under the action of the periodic excitation system (not shown) of mouth upstream, jet stream is deformed into the rule string drop of same size.Not by with When printing, ink droplet 7 is guided by the drip trays 62 to recycling ink droplet, to recycle the ink being not used by and transmit them again Into ink circuit 4.

Ink droplet can electrically be loaded and by ink droplet by the device 61 (load and bias electrode) disposed along jet stream under control It is reflected into electric field Ed.Then the natural route of ink-droplet generator injection ink droplet is shifted by.It is discharged into for the ink droplet 9 of printing In drip trays and it will deposit on medium 8 to be printed.

The description can be applied to continuous inkjet type (CI J) printer of binary system or multiple reflection solid jet type.Binary system The ink-droplet generator of the print head of CI J printers assembling has multiple jets, and each ink droplet of jet stream is only determined to 2 paths To：Printing or recycling.In the printer with multiple reflection solid jet, single jet stream (or several strands of jet streams of space interval) it is each A ink droplet can be reflected on the mulitpath corresponding to different ink droplet load commands, can also be implemented along reflection direction to be printed The scanning in region covers region to be printed along another scanning direction by opposed print heads and moving for print media 8.Usually match Component is put so that described two directions are substantially perpendicular.

The ink circuit of solid jet type printer first can be by the ink of adjustable pressure and optionally solvent supply To the ink-droplet generator of print head 1, and low pressure is formed to recycle the fluid being not used by, printed for returning to print head.

Also be able to management consumptive material (ink and solvent from the distribution of storage box) and control and maintain ink quality (viscosity/ Concentration).

Finally, other function associated user comfort levels and some attended operations are supported automatically, to ensure to use item different There is identical function under part.The function is further included washs print head (ink-droplet generator, nozzle, ink tank), using pre- with solvent Anti- property is safeguarded, the component (filter, pump) of service life is reached as replaced.

The different function has entirely different purpose and technology requirement.It is activated and sorted by printer controller These functions, but quantity compared with function and the situation of complexity bigger, printer controller can be more complicated.

Made about the pigment comprising nanometer size particles form, such as titanium oxide (rutile or anatase titanium dioxide TiO2) Ink, whiteness and opacity are that especially have use value.They are referred to as paint ink and for marking and marking Know black or high colour medium.

But when ink remains static, the dense granule of pigment has deposition especially in ink feed pipeline Propensity.This deposition as a result, solid obstruction may be formed in the pipeline, it is possible to create partially or even fully hinder Plug.In addition, dry ink is likely to form to connector ventilation when carrying out necessary attended operation in the case of there are ink Obstruction.The problem of identical, further relates to the casing of connection print cartridge and ink circuit：Ink is supplied from print cartridge to circuit, is emptied in print cartridge When user replace consumptive material component.By casing implement with the connection of ink circuit, casing be inserted into the appropriate opening of print cartridge and It also forms ink deposition region and forms the region of solid obstruction.

More specifically, it is possible to create the opacity of ink feed obstacle and damage label.

In the usual manner, it has thus developed cleaning or has washed whole or the technology of minor loop.

A kind of technology is directed to common print cartridge.Print cartridge is empty and is depressurized.Next it to cartridge filling fluid, that is, is washing The solvent from solvent box after partial circuit.However, the capacity of ink or solvent box is limited in less than 1 liter.Therefore it wraps Include the printer being emptied completely of storage box and pipeline whole volumes be more than 1 liter be impossible.It is also impossible to, needs The volume for washing waste material includes the volume of cleaning solvent.Finally in cleaning operation process, it may be necessary to solvent box is replaced, from And intervened during washing operation itself.

Another technology is directed to the current version solvent pairs box for printing.But one of solvent box should be connected to The common connecting component of print cartridge, this needs to use private adapter.In addition, the volumetric constraint problem having already mentioned above may need Intervene manually in cleaning process.

According to another technology, without using print cartridge, but solvent and ink storage box are directly emptied, and in a manual manner will be molten Agent adds in two storage box in one of those.Next, printer manipulation cleaning operation, but above mentioned manual intervention Operator is needed to be in contact with processed fluid, this leads to the guard block that need to use face and hand.

Another technology is directed to the component of particular elements, especially has the pump (or solenoid valve) being for example placed on the ground With recycling tank body and washing liquid tank, component is attached to printer using specific hydraulic circuit and particular electrical circuit connecting component.By Specific connection and change hydraulic circuit are needed in the technology, implements more complicated.

Therefore the problem of proposing to need new method and new equipment, to implement thoroughly cleaning CI J-type printer organizations, and most Smallization printing phasic change commonly uses the needs in printing circuit.Attempt using this printer liquid usually used in printing Road and hydraulic connectors are pushed back, they are implemented using solvent and ink cartridge.

Preferably, the method and described device can be minimized prepares operating process or in cleaning mistake itself in cleaning The intervention of operator in journey.

Utility model content

The utility model is directed to one kind and is used forImplement the device of thoroughly cleaning CI J-type printers, can minimize In change of the printing stage to common printing circuit.

Attempt using this printer hydraulic circuit and hydraulic connectors usually used in printing, they are profits Implemented with solvent and ink cartridge.

This device can minimize the dry of in cleaning prepares operating process or during cleaning in itself operator In advance.

The utility model is particularly intended to propose that a kind of inkjet printing solvent or ink tank cover, the cover are particularly used In the device for implementing the cleaning of CI J-types printer.

First, the device the utility model is related to assist cleaning or for cleaning ink-jet printer fluid circuit, it is described Device includes：

Stent, before entrance and below between limit the volume of substantially parallel hexahedral shape, you can with volume or Accommodating volume；

Stent mounts component；

Form the component of two fluid connections, the stent mounting component and the component for forming two fluid connections It is positioned in behind the volume available back side above or against below.

The stent and accommodating volume can accommodate clean the first container or tank body and second container or tank body.

Stent can be located in ink-jet printer box body compartment by stent hanging member.

The container being positioned in accommodating volume or tank body can be connected to by the fluid conducting members preferably sealed The solvent and ink supply system of ink-jet printer.

Therefore the utility model further relates to auxiliary cleaner or the ink-jet printer for cleaning especially the above-mentioned type Fluid circuit, described device include：

Stent, before entrance and below between limit accommodating volume for container；

Stent mounts component；

Each container is connected to the fluid conducting members of inkjet printing solvent and ink supply system.

Moreover, the stent and accommodating volume can accommodate clean the first container or tank body and second container or tank Body.

Stent can be located in ink-jet printer box body compartment by stent hanging member.

The container being positioned in accommodating volume or tank body can be connected to the molten of ink-jet printer by fluid conducting members Agent and ink supply system.

When preparing cleaning operation, tank body or container are located in accommodating volume, set thus according to the utility model Device.Stent is articulated in the compartment commonly used in accommodating printing solvent and ink cartridge.The fluid conducting members energy Enough tank body or container are connected to printer often uses fluid circuit.

Cover can be set, and each cover has the socket pipe and fastener of fluid connection.Preferably, the socket pipe energy It is enough that tank body is connected to inkjet printing solvent and ink supply system and the container optionally between tank body.Moreover, for the The first container can be connected to solvent supply system by the cover of one container by socket pipe or fastener.Another socket pipe connects Component is connectable to second container.The socket pipe or fastener that the second container has can connect the second container Hydraulic circuit is supplied to printer ink.

In addition stent can have the component for the volume available side for limiting the vertical front.Such as stent has at least two A side plate section.The side, which can be blocked, is in cleaning position on the container being positioned in the volume available, especially stent The container or prevention container put are moved along at least one first direction.

The stent can have the pedestal perpendicular to front, particularly for supporting the first container and second container；If branch Frame has the component for the side for limiting vertical front and the pedestal, and the component can block the appearance on backing positions Device, while prevent at least one lateral movement on the plane of the pedestal is parallel to.

Device according to the present utility model (here with the statement is used in elsewhere herein, such as " as previously described and/ Or in this application " term) can in addition have the component for limiting and being parallel to the front edge that the front extends or edge. The edge can prevent moving along parallel plinth plane and at least one second direction of vertical first direction.

In addition device according to the present utility model has the component for limiting or separating two volume available compartments.The component Can have claw hook or intermediate plate section.The component can be positioned between two container housing regions and prevent being parallel to State at least one lateral movement in the plane of pedestal.The component can have at least one edge extended along the front.

Device according to the present utility model can have at least one back plate section limited behind described；The plate body can be by base This is disposed perpendicular to the base board；The plate body can prevent the container being positioned in the volume available be parallel to it is described At least one lateral movement in the plane of pedestal.

The fluid conducting members can be placed against the back plate section.

Device according to the present utility model can in addition have basically perpendicular to behind described or the back plate it is at least one Edge is mounted with stent hanging member.

Stent hanging member can have axis, when device is positioned in ink for ink-jet printer and solvent box compartment, axis For rotating described device.

In addition device according to the present utility model can have at least one window on behind device.Pass through the window The label of the container for stent can be read.

The ink-jet printer that the utility model further relates to includes：

Print head；

The ink of print head and solvent supply circuit,

According to as previously described and/or the auxiliary cleaner of the utility model described in this application.

The method that the utility model further relates to cleaning ink-jet printer, ink-jet printer include being positioned in printer box body Every the indoor fluid circuit supplied by print cartridge and solvent box, the method includes：

Remove box body；

It will be located according to the utility model device in the cartridge compartments, according to as previously described and/or in this application It is described, the first container and second container containing solvent are mounted in the volume, utilizes the component for forming fluid connection The first container is engaged to solvent supply system and engages second container to printer ink water supply system；

Solvent in the first container is sent at least part printer fluid circuit and at described at least one Divide in circuit after recycling, the solvent is recycled in second container.

In the method, at least one of printer is sent to using the solvent of circuit solvent delivery pump needle the first container In fluid circuit.

After printer fluid circuit is cleaned, using the pump of such as circuit ink transport pump by the mixing of solvent and ink Object is sent to second container.

After printer fluid circuit is cleaned, second container from stent can be removed, then replaced with the first container.

During printer fluid circuit is cleaned, the segment fluid flow of second container can be sent to the first container.

The first container can accommodate maximum volume of the initial volume at least more than solvent box receiving solvent of solvent.Second container The volume that can have accommodates the initial volume of solvent at least more than the first container.

The method that the utility model further relates to cleaning ink-jet printer, the printer has to be fed by print cartridge and solvent box Fluid circuit, the method includes：

Remove box body；

Solvent box is replaced with the first container, the first container accommodates the initial volume of solvent at least strictly greater than solvent Box accommodates the maximum volume of solvent；

Print cartridge is replaced with second container, volume possessed by second container at least accommodates molten strictly greater than the first container The initial volume and print cartridge of agent accommodate the maximum volume of ink；

The solvent of the first container is sent at least part printer fluid circuit and at least part circuit The solvent is recycled in second container after middle cycle.

Ink-jet printer can be the ink-jet printer according to the utility model, more specifically as previously described and/or in this Shen Please described in ink-jet printer.

The first container and second container can be positioned in the auxiliary cleaner according to the utility model fluid circuit, more Specifically as previously described and/or the auxiliary cleaner described in this application.

The container is engaged to printer solvent supply and ink supply system using the component for forming fluid connection.

The utility model further relates to the appearance optionally with being combined according to the utility model fluid circuit auxiliary cleaner Device cover, the container top have：

Cylindrical base,

Joining section on top, joining section have at least two engagement socket pipes；

Below pedestal or at least one on the cover side for the container inner rotation closed by cover One opening and one second opening, one of each opening and the socket pipe are connected.

The joining section can include at least one third opening for being used to apply atmospheric pressure.

Cover according to the present invention enables ink and/or solvent to circulate for example to implement the clear of CI J-type printers It washes.

This cover can also be included for below the pedestal for the container inner rotation being closed by cover or cover The 4th opening on side, the 4th opening and the third opening in communication.

The third opening can be closed by baffle.

In the cover, the pedestal can be guided with the envelope that will be open in vessel port or wherein for example by screw It closes.

The invention further relates to a kind of two cover assemblies, wherein each cover is cover according to the present invention, the component Also there is pipeline for the engagement socket pipe of one of cover and the engagement socket pipe of another cover are connected.

Two covers according to the present invention thus can be attached that for example container used is assembled to according to the utility model On device, more specifically as previously described and/or the device described in this application.

Each cover is connected to fluid connection by the pipeline.Cover is optionally coupled to each other by pipeline, to be formed The spilling discharge circuit of one of container.

The invention further relates to a kind of containers, are used to accommodate the solvent or ink of ink-jet printer, and are also arranged root According to the cover of the present invention and closure cover.

The ink-jet printer implemented according to the utility model method, more specifically as previously described and/or in this application institute The ink-jet printer stated can be used according to the utility model device, more specifically as previously described and/or described in this application The ink-jet printer of device can be that connection inkjet style printer (CI J), especially binary type or multiple reflection connection ink-jet are beaten Print machine.

Description of the drawings

- Fig. 1 shows the structure of existing printer,

Fig. 2 shows the structure of existing CI J-types printer port of printer,

- Fig. 3 is a kind of embodiment of the utility model device,

- Fig. 4 is the lateral plan according to the utility model device,

- Fig. 5 A, 5B show other face views according to the utility model device,

- Fig. 5 C show can be used for according to the utility model device combined container or tank body,

- Fig. 6 A-7B show can be used for according to the combined cover of the utility model device,

- Fig. 8 A, 8B and 8D show to show on cassette holder for each face view and Fig. 8 C of CI J-type printer box bodys Box body,

- Fig. 9 A-10B are shown according to a kind of implementation steps of embodiment of the utility model cleaning method,

- Figure 11 shows the embodiment of fluid circuit structure；

- Figure 12 show by with the same fluid circuit that is used together according to the utility model device,

- Figure 13-16 shows that the reality in the segment fluid flow circuit of the CI J-type printers according to the utility model device can be used Apply the view in example and each face.

Specific embodiment

Fig. 3,4 and 5A-5B show a kind of embodiment according to the utility model device.

Stent 80 included by device can accommodate two tank bodies (or container) 82,84, one of them is equipped with solvent, another It is a initial vacant.Embodiment shown in Fig. 3 includes single tank body 84, does not install the second tank body 82 also (see Fig. 9 A).Shown In embodiment, the stent include it is substantially planar or limit plane, i.e. lower plane support plate 86.The plate body, which can limit, to be prolonged The parallelepiped pedestal on device top is reached, is limited in herein by component 88 (being described below).Stent on the one hand 80c in front Volume 80a, i.e. substantially parallel six are defined between support plate 86 and frame upper between 80d and on the other hand below The receiving volume of face body.

The volume that each tank body 82,84 can have is included between 1l or 1.5l between 5l or 10l, such as 3l, foot It is enough in and is emptied completely printer without loading tank body.Total receiving volume 80a is included between 2 and 20l.

Fig. 4 represents stent side view.Pass through lower plate 86, below front 80c, 80d and parallel and exist substantially with lower plate 86 Upper plane 88a on 88 extension of component limits a part of volume 80.

Such as with：

-100mm<p<300mm,

And/or 200mm<h<500mm

And/or 150mm<l<600mm.

During emptying or cleaning all or part of printer fluid circuit, component 88 can keep stent be located at it is common every Interior, with positioning solvent and ink cartridge after solvent and ink cartridge are retracted.

In the embodiment shown, the component includes being basically parallel to supporting plate or being parallel to supporting plate limiting plane At least one edge 90 (Figure 4 and 5 A shows two edges).As shown in Fig. 9 E and 9F, the free end at the edge can have or Axis or hinge 94 are formed, for being plugged in the opening that can position solvent and ink cartridge.

According to a kind of embodiment, the component 88 is embodied on the extension of after-poppet plate 87, and edge 90 is with basic Mode perpendicular to the plate body 87 extends.

Component 88 be described below to fluidly connect component 112,114 identical, be positioned in behind device on 80d or support By 80d below, and on compartment or volume 80a opposite sides.Moreover, in use device, only device can be applied against beating In the compartment side walls of print machine print cartridge, container or tank body are arranged to by front 80c on device.

The component is set to avoid tank body 82,84 when plate body 86 is positioned on stent in the plane of parallel plates 86 Upper movement.For this purpose, side plate or side plate section 96,98 can be basically perpendicular to the setting of restriction plane, the placement of plate body 86 or plate body 86.

Crossbeam or intermediate plate 100 can also be basically perpendicular to plate body or plate body limits plane placement, and two are accommodated to separate The region of tank body.

The plate body 96,98,100 or lateral and/or intermediate board body section can prevent first party of the tank body along parallel plates To movement.

Edge 196,198,102,102 ' can be presented in the plate body section 96,98,100, can prevent tank body along perpendicular to the The second direction in one direction is simultaneously always parallel to plate body movement.

Supporting plate 86 is disposed with edge 86 ' in itself, when arbitrary mobile forwards, the locking of edge 86 ' tank body.

It is also preferred that the movement of tank body is prevented in the plane of vertical plate body.For this purpose, locking or locking member 200, 200 ', which can lock tank body, is located on plate body.The component includes the component of such as arch of opposite brackets movement, is inciting somebody to action After component is mounted on plate body 86, component is located on tank body and is optionally locked or locked, component by component 200 ' Such as the front edge protruded forwards with respect to edge planes 86 '.Certain elasticity can be presented in arched member, can be placed when being closed It is located on the rear portion of component 200 '.

According to a kind of embodiment, the component 200 is moved around crossbeam-rotating, preferably identical with crossbeam 94.It is described Component 200 includes first part 201 and second part 202, for being respectively positioned on each tank body 82,84.Described When component is placed tank body, can also forming apparatus component clamping component.It is located in closure or latched position in the component 200 When, implemented by the Part III 203 positioned along the substantially parallel part in tank body 82,84 bottoms (Fig. 9 D).

In the shown embodiment, the component of side plate 96,98 and intermediate plate 100, edge 90 and locking part 200 is fixed In back plate 87, back plate 87 is disposed perpendicular to or substantially perpendicular to support plate 86.

At least one window (being herein two windows) 87a, 87b in the back plate can be set, can be read by window " label " being placed on one and/or another tank body.It represents to be mounted with for example in figure 5 c with processor or microprocessor The tank body 84 for " label " (or circuit) 84a that form is implemented.

The circuit 84a is for example used for outside tank body against tank wall.In addition circuit can have communication component, example Such as RF I D type interfaces, this can communicate with printer controller 3, and especially providing it can be compiled as explaining about presentation One or more data of tank body and/or (in the case of solvent tank) accommodate the relevant one or more numbers of liquid with tank body According to.

In itself, controller 3 is also arranged communication component, such as RF I D type interfaces in itself, can receive The data transmitted by print cartridge label.

In version, the communication between printer main body and tank body label can be contact type.In this case, one Part contact may be disposed on tank body, and another part contact may be disposed on printer, to ensure in tank body label and beat Data are transmitted between print machine.RF I D signals are sent from label to controller or the presence of label contact is read by controller The presence of tank body can be detected.The inspection can periodically be implemented.

Regardless of whether being mounted with " label 84 ", tank body 84 is preferably mounted with handle 84b and cover 84c at an upper portion thereof.Tank Body 84 (or 82) itself defines the volume of fundamental parallelepipedon shape.Accommodate the tank of the solvent suitable for initial purge operation The volume that body 82 has is less than the volume for the tank body 82 that (or dirty) solvent of getting dirty is recycled in cleaning operation process.

Stent further includes the component 112 for connecting printer fluid circuit, 112a, 114,114a.Pass through the component, pipeline Section 182,184 can：

On the one hand the outlet of solvent tank 82 is connected to printer solvent supply circuit,

On the other hand the entrance of recycling can 84 is connected to printer ink supply loop.

The connecting component of the fluid circuit can be implemented or dispose against the lower part of a part of back plate 87, in attachment support plate 86 areas adjacent, such as away from being limited within plane 1cm or 5cm by plate body 86.By stent be located in printer box body every (see Fig. 8 A and 9E) when in room, each connecting component is positioned to towards the component for being joined to ink or solvent circuit 112c、114c。

For this purpose, stent can be mounted with the connecting component 112,114 of substantially cylindrical, it can be by by relatively basic cylinder The connecting component 114b Side direction receivings laterally disposed are coupled to the pipeline of one of tank body or pipeline 182,184.Each company Relay part 112,114 can be identical with the spout or plush copper of solvent box 40 or print cartridge 30.

Each connecting component 112,114 can be coupled to it is corresponding connection solvent and ink feed circuit component 112c, 114c (Fig. 8 A), solvent and ink feed circuit are usually connected with solvent box 40 or print cartridge 30.It alternatively, can be to each connecting portion Part 112,114 application corresponding component 112,114 can be linked to component 112c, 114c (Fig. 8 A) translation building block 112a, 114a, component 112c, 114c connection solvent and ink feed circuit, solvent and ink feed circuit are usually connected with solvent box 40 or print cartridge 30.The component 112,114,112a, 114a also are able to, using the pumping member being normally used on printer, use Solvent or ink from used corresponding print cartridge are pumped when respectively in printing；In cleaning operation, remove described Box body is with according to the replacement of the tank body 82,84 of the utility model stent.

Also description is, for example, the cover 85,83 of type shown in Fig. 6 A-6B and 7A-7B, and tank body can be disposed in cover.

Each cover has cup dolly 831,851, such as a tank body can be open wherein above or wherein by being spirally connected Pedestal is guided, to close opening.

Pedestal, which is placed on the top of bonding part 832,852, (to be used for when cover is in using position outside tank body Portion or top), there is at least two engagement socket pipes or fastener 833,834 and 853,854, such as " fir tree shape " joggle component (such as it is contemplated that other forms) and opening 835,855 are used to apply atmospheric pressure to tank interior.Each fastener can be protected It holds or connecting pipe, as explained below, on the one hand pipeline couples corresponding cover and on the other hand or connection printer is molten Agent or ink circuit or another cover of connection.

Have on by the side that is rotated to tank interior：

For cover 83：844 (itself and 834 phases of fastener of fastener 843 (it is connected with fastener 833) and opening Connection), 845 (its with opening 835 are connected)；

For cover 85：Corresponding opening 864 (it is connected with fastener 854), 863 (it is connected with fastener 853 It is logical), 865 (it is connected with opening 855；But opening 855 can be closed (such as from Fig. 7 A as it can be seen that wherein using (Fig. 7 A of baffle 857 It can be seen that) will be for example open by screw and optionally attachment is closed), in two covers by being connected to 853 He of fastener When 834 pipelines being connected are connected with each other logical, atmospheric pressure is applied by another cover).

Each external engagement member or opening 833-834,853-854 are coupled to corresponding interior fastener or by band covers Interior conduit be coupled to corresponding inner opening or be coupled to bonding part, and is invisible on attached drawing.

In the case of cover 83, fastener 843 can be equipped with pipeline 188 (see Fig. 9 B), and pipeline 188 will be pacified It puts in the lower part of tank body 82, solvent will be located at 82 bottom of tank body.

It is shown schematically in Fig. 8 A for the print cartridge 30 of C I J-type printers or the compartment 400 of solvent box 40.Component 105a, 105b, 105c are held against on the rear wall 401 of the compartment, will position and keep box body.Component 112c, Each box body can be connected to printer fluid circuit by 114c (such as each is barrel forms).The component is positioned in The lower part or bottom of compartment 400.

The embodiment of component 105a (component 105b, c are identical with 105a) is shown in Fig. 8 B：It (divides with plate body 106a The element of other ground 106b, c) shape, form are basically perpendicular to and are mounted with impression or notch 107a (respectively 107b, c).

The embodiment of print cartridge 30 is shown in Fig. 8 C, is plugged in babinet (or the box branch that top is mounted with lateral column 331,332 Frame) in 330, each lateral column is positioned in one of notch 107a-c.Solvent box 40 is additionally operable to be plugged in same type Babinet 340 in.The bottom (invisible in figure) at each box body rear portion is disposed with protruding portion, for pass through component 112c, 114c is hydraulically connected to ink (or solvent) circuit.Box support is configured to be attached by the protruding portion.Configuration box branch Frame is additionally operable to that the optional label sticked on the box side wall for turning to 400 side wall 401 of compartment can be read.

Fig. 8 D show two box bodys 30,40, each is located in box support 330,340, just in mounting box in compartment 400 Body 40.Component 105a, b, c are positioned such that two of which is positioned in each box support both sides, the lateral column of box support 331st, respectively 332 plugged with it is static be fixed on corresponding notch 107a (respectively b) in.The hydraulic connecting babinet of each box body It is connected by component 112c, 114c with ink (or solvent) circuit.

Next the use of stent describe above is described.

Two tank bodies 82,84 are positioned on stent, one of to accommodate appropriate solvent, the other is (the figure emptied 9A)。

Tank body can be mounted with the cover 83,85 of type shown in such as Fig. 6 A-6B and 7A-7B (Fig. 9 B), cover not by with When printer is cleaned (such as cover 84c of Fig. 5 C), the cover for being closed tank body is removed.

Cover 85 be used to be located on the tank body 84 initially emptied, and tank body 84 will be filled when emptying or cleaning.In tank Body fill more than maximum capacity in the case of, be coupled to socket pipe 853 opening 863 can to outside discharge may overflow Liquid (spilling may lead failure).Socket pipe 853 itself is coupled to the socket pipe 834 of cover 83 through piping 186, with Transmit the liquid that may be overflowed in another tank body.

Cover 83 be used to be located on the initially tank body 82 containing solvent, and when emptying or cleaning, tank body 82 will be clear It is empty.

As shown in Figure 9 B, when two covers are fixed on respective tank body, two covers are coupled by pipeline 186.Such as Stated above, the pipeline can discharge the possibility overflowing liquid of the tank body 83 initially emptied to solvent tank body 82, clear It washes in operating process, tank body is emptied gradually.The liquid that may be overflowed is not mixed into and is still received eventually for cleaning The risk in a large amount of cleaning solvents in solvent tank body 82.

It has also set up and has been fluidly connected with component 112,114.Tank body 82 is connected to component 112 by pipeline 182, is joined with hydraulic pressure It is connected to solvent circuit (Fig. 4,5A).Tank body 84 is connected to component 114 by pipeline 184, with hydraulic link to ink circuit (Fig. 5 A).

Mobile arched member 200 can vertically lock tank body 82,84 (Fig. 9 C and 9D).

Remove the box body (Fig. 8 D) commonly used in enclosing casing compartment 400.

It is mounted with the stent as explained above for being connected tank body and is positioned in compartment 400 (Fig. 9 E), component 88 By matching with component 105a-c (and the more specific earth's axis 94 and component 107a-c) and can empty or clean whole or part (Fig. 9 F) is held in position during printer fluid circuit, if size of components is more than box body size, the door of compartment 400 can be kept open It opens.The mode identical with using box body during position positioned at machine, component 112,112a, 114,114a are positioned against component 112c、114c。

By the way that advantageously using the component commonly used in positioning box body, therefore the component with stent and tank body 82,84 may be used It is positioned in cartridge compartments.Therefore by disposing there are two the stents of tank body can provide for simple replacement of box body.The flow path connection of stent Part quilt cover positions fluid return path, and generally use by solvent and ink cartridge to be connected to circuit.Therefore the intervention of operator It is minimized.

The fluid connection established can：

On the one hand the outlet of solvent tank body 82 is connected to printer solvent supply circuit,

On the other hand the entrance of tank body 84 is connected to printer ink supply loop.

For emptying and cleaning operation, box body 30,40 are removed from compartment, and position the stent such as stent 80, fixed part Part is matched with commonly used in the component of fixed bin body, fluid connection with commonly used in remove respectively solvent and ink cartridge 40, 30 compartment fluid connection matches.

Solvent can be transmitted in a part of fluid circuit and then is recovered in from tank body 82 and carry out cleaning behaviour in tank body 84 Make.The respective pumping member in solvent supply circuit and ink feed circuit (or to the ink pressurization for being sent to print head) is distinguished For pumping solvent and from tank body 82 for transmitting the soiling solution mixed with solvent and ink to tank body 84.The memory bank of tank body 82 Product and the volume of tank body 84 are sufficiently used for scavenger circuit component.More specifically, the volume of the solvent initially contained in tank body 82 can Less than the total volume of tank body 84；For example, if tank body 84 has the maximum capacity of 3l, for scavenger circuit, 1.5l can be only filled with Solvent is enough.Conversely, when identical tank body is used as getting dirty solvent tank body, the maximum capacity of 3l will be used for circuit assemblies ( Also contain ink in hydraulic circuit and main storage box).Cleaning is initial, and the volume for the solvent being stored in tank body 82 is more than storage In the volume of solvent box 40 being still not used by, the volume about 600cm³Or 800cm³And it is less than 1l under any circumstance, then Initial in cleaning operation, solvent tank body 82 contains at least 1.5l solvents.

Before washing or in the process, being retained in ink in storage box and/or all other partial circuit can be by tank Body 84 is pumped and is sent, the reception container as circuit waste.

Cleaning operation is controlled by the controller (or control unit) 3 of printer module.For activating pumping member, especially It is that solvent supply circuit and ink feed circuit and the instruction of optional other printer hydraulic packages (pump, valve) are passed through portion Part 3 sends and controls.More specifically, described instruction can make solvent from tank body 82 printer hydraulic pressure or fluid circuit difference Partial side is circulated up, and soiling solution can be sent from the different piece of printer hydraulic pressure or fluid circuit to tank body 84.

Control unit 3 for example with processor or microprocessor, programs to implement cleaning or cleanup process.Also assure example Storage and optional data processing such as ink and/or the data of solvent levels measurement data.Also programmable controller is to manage Other operations in addition to cleaning, printing especially after cleaning.

When cleaning operation terminates, stent can be removed from compartment and ink and solvent box 30,40 can be reinstalled.Tank Body 84 has the holding part by dirty solvent for being used for scavenger circuit component.After arched member 200 is unlocked, (figure can be removed 10A).If solvent tank body 82 is emptied or almost empties, the position (figure of the tank body 84 for cleaning operation in future can be used 10B), for this purpose, would only need to unique new can body of filling solvent.

Figure 11 shows the applicable printer fluid circuit constructive embodiment of the utility model.The used identical ginseng in front It examines label and indicates identical or corresponding component.More specifically, flexible pipe line 19 is similar to hydraulic pressure and electrical connector and can incite somebody to action Printing head 1 is connected on printer arrangement described below.

In fig. 11, it is seen that printer fluid circuit 4 has multiple components 10,50,100,200,300, each component quilt It is associated with a kind of specific function.

The circuit 4 is attached to removable print cartridge 30 and similary moveable solvent box 40.

Reference label 10 indicates that the main storage box of solvent and ink mixture can be housed.

The component group that reference label 100 indicates being capable of the discharge of solvent box 40 and optionally storage solvent and the supply row of having removed Flow to the solvent of printer other parts, and for main storage box 10 supply one of solvent or cleaning or maintenance mechanism or A number of other parts.

The component group that reference label 300 indicates can discharge ink from print cartridge 30 and supply discharged ink to supply master Storage box 10.As seen from Figure, it according to embodiment illustrated herein, sends to main storage box 10 and is sent from component 100 Solvent pass through the same parts 300.

In the exit of storage box 10, the component group that is indicated with total label 200 independently storage box can be withdrawn from and to printing First 1 sends pressurized ink.According to a kind of embodiment, herein as shown in arrow 25, it is also possible to by the component 200 to component 300 send ink, then send ink to storage box 10 again, this can recycle ink in loop inner again.The circuit 200 also are able to the storage box emptied in box body 30 and clean the connector of box body 30 (in the case of Fig. 6 embodiments, and to change The position of valve 37).

The system further includes tieback to (ink and/or solvent) fluid recovery member 50 of print head on the attached drawing, The more properly ink tank 62 of tieback print head or print head washing circuit.Therefore the component 50 is positioned in the downstream of pipeline 19 (with respect to the fluid circuit direction of tieback print head).

As shown in figure 11, component 100 also be able to directly to component 50 transmit solvent, without by pipeline 19, print head 1 with And recycling ink tank 62.

Component 100 can have at least three parallel solvent supply portions, the first supply department to print head 1, the second supply department to Component 50 and third supply department supply solvent to component 300.

Long-pending upper-part described above is disposed with the component such as valve, it is therefore preferable to solenoid valve, it can be towards selected mesh It demarcates to associated fluid.Moreover, solvent can be transmitted only to print head 1 or towards component 50 or towards component 300 from component 100.

Figure 12 shows the circuit identical with Figure 11, but box body 30,40 has been removed in figure, by being positioned in stent 80 (to show Meaning property mode show) on tank body 82,84 replace.The rest part of fluid circuit 4 is identical with Figure 11.Reference label 83,85, 112nd, 114,112a, 114a, 112c, 114c indicate the component identical with earlier drawings.

Such as in cleaning or washing operation, it is also possible to implement：

A) cleaning or washing components 50, are transmitted in the meantime without solution towards component 300 or towards print head 1；

B) and then optionally, cleaning or washing components 300, in the meantime without solution by towards component 50 or towards printing First 1 transmission；

C) and then optionally, clean or wash print head 1, in the meantime without solution by towards component 50 or 300.

Step a), sequence b), c) can be different from sequence described above.In three kinds of feelings subordinates, solvent comes from tank Body 82.

Using same parts in version, solvent can be transmitted to the component group being made of ink circuit, such as General wash circuit.

The pump that all parts 50,100,200,300 described above are disposed with can handling associated fluid (is respectively： First pump, the second pump, third pump, the 4th pump).Even if the different pumps can be same type or similar type, the difference Pump ensure different function (the respective function of its component) and therefore it is different from each other (in other words：One pump does not ensure therein Two kinds of functions).

More specifically, as explained before, the pump (the first pump) that component 50 has can pump printing head recycling fluid And it is transmitted to main storage box 1.The pump is exclusively used in recycling the fluid from printing head and the component with being exclusively used in transmission ink The third pump that the 4th of 300 pumped or be exclusively used in the component 200 of pressurization 10 exit ink of storage box is physically different.

Pump that component 100 has (the second pump) can pump solvent and to component 50 and/or component 300 and/or to printing Head 1 transmits.

The component 100 that Figure 13 is illustrated in greater detail can withdraw from the solvent of tank body 82 and be transmitted to the different piece of device, To implement cleaning or purge operation.

There are the component pump 41 (the second pump) and different fluid conducting members, all parts to have one or more manage Road or one or more valves 39,42.One of valve, valve 42 can orient solvent to two possible accesses, that is, beat Print head 1 or ink feed circuit 300.In the latter case, the component in solvent input part 300 can closed in itself It closes, solvent is oriented to component 50.Also serially back pulse device 411 and filter 412 are provided with pump.

Intermediate storage box 14 can be also set, and intermediate storage box 14 is disposed with horizontal measurement component 14 ' and in 40 quilt of box body It is supplied to intermediate storage box 14 and is fed from box body when being connected to circuit.

The storage box 14 can transmit molten to different components 50,300 and/or to print head 1 and/or main storage box 10 Agent, for cleaning or dredging hydraulic package.Solvent can be also withdrawn from from tank body 82, and solvent is directly passed to different circuit component It send, to implement same operation (cleaning or dredging).Solvent source is selected by valve 39.In the drawing, with other attached drawings It is identical, it is also shown that " normally-open " position (=NO) of each valve and " normal switching-off " (=NC) position.Herein, if valve 39 be in " NC " position when (Fig. 4), then solvent is pumped from box body 40, if it is in " NO " position, then solvent quilt It is pumped from storage box 14.

Such as calibration leak or limiting holes by being positioned in 82 inlet of tank body are supplied from tank body 82 to storage box 14 Material.The leakage hole is otherwise engaged in generation pressure.The filling to storage box 14 can be performed as follows：Valve 39 is in " NC " position (see Figure 13) is put, this can utilize pump 41 to pump solvent from tank body 82.Valve 42 (NC) in the closed position and 50 He of component 300 entrance is closed to solvent.

Using valve 42 and it is positioned in component 50, the component of 300 inlet, for example for the valve of each component Door, can by solvent to different components 50 (passing through pipeline 335), 300 send, then optionally, to main storage box 10, and/or to Print head 1 (passing through pipeline 337) transmits.Therefore three parallel circuits can be limited in the exit of component 100, with being capable of basis Need one into the component and/or another transmission solvent.

Component 100 may also include the component 47 to form pressure sensor, being capable of measuring pump 41 and component 411,412 exits Solvent pressure.Described information can be used for detecting increasing for solvent pressure, this shows one of pipeline that solvent is recycled It is blocked.

Figure 14 illustrates in greater detail component 50, and component 50 can recycle (the ink and/or solvent) stream returned from print head Body.Therefore two kinds of fluid can converge in the entrance of the component 50：From recycling ink droplet 62 ink (see Fig. 2) and by For cleaning or washing print head 1 and/or pipeline 19.Pipeline 511 guides the fluid to the entrance of component 50.

The component 53 has with pump 53 (first pump), optionally is located at pump upstream and with pumping 53 filterings serially disposed Device 52 and the component 51 for forming valve inlet.The component 51 has one or more valves, it is therefore preferable to triple valve.Institute State component 51 to pump 53 or only can be sent by pipeline 511 from the fluid of print head 1 (the valve location NO of Fig. 5) or Person only sends the solvent from component 100 (the valve location NC of Fig. 5) by pipeline 335.

It can next be sent by the fluid of 53 pumping of pump to main storage box 10.

Figure 15 is illustrated in greater detail and 200 matched component 300 of main storage box 10 and component.

Main storage box 10 be preferably mounted with detect its contained ink level component 15 (in fact, ink in herein with Solvent mixes).

Reference label 301 indicate casing (or all equivalent elements), box body 30 can be fluidly coupled to circuit its Remaining part point；Described sleeve pipe is in the rest part that the tank body 84 for replacing box body 30 is connected to circuit herein.

In printing operation process, when box body 30 on station and accommodate ink when, using pumping member 41 the (the 4th Pump) by fluid conducting members pump up ink in the side of main storage box 10, fluid conducting members include pipeline 346,343, 344th, 347 and valve 33,35 in one can be three links: link of trade, travel and post type valve.Moreover, ink transmission pump 31 pumps ink from box body 30, Ink (is distinguished on position " 12 " or " NC " and " 23 " or " NO " in fig.15) successively by valve 35 and 33, and passes through pipe Road 343,344,347 is to reach main storage box 10.The state NO (respectively NC) of valve 35 corresponding to position " 23 " (respectively " 12 ") and it is associated with pipeline 345 and 343 (respectively 346 and 343).

It is, for example, component 300, the component of pipeline and valve (in valve Figure 15 when being in " 32 " (NO) position) respectively 345th, 35 entrance can receive the solvent from component 100.Component 300 can pressurize to the solvent, such as including opposite pressure Power (english terminology be " gauge pressure ", gauge pressure), in fluid conducting members between 0 and 5 pas or in 0 pa and 10 Between pa.According to the state that is turned on and off of valve 35 and 33, the solvent is directed to by pipeline 343,344：

Storage box 10 is (through piping 347, the valve 35 in position " 32 " (NO), the valve in position " 23 " (NO) 33)；This is used to send cleaning solvent to storage box 10；

Pipeline 320 (through piping 348, the valve 35 in position " 32 " (NO), the valve 33 in " 21 " (NC)). Position NO at valve 37, solvent can be guided followed by pipeline 344,348 and 320 to tank body 84.

Component 200 in main 10 exit of storage box includes pump 20 (third pumps, i.e., to the pump of ink pressurization), can be autonomous Storage box 10 pumps ink or its contained fluid, and can or (pass through backspace pipeline 318) in itself described in guiding to main storage box Ink or fluid pass through one or more pipelines 319,320 to described in tank body 84 (and until reaching in it) guiding itself Ink or fluid.Using one or more valves 37, preferably triple valve control ink in the path for pumping 20 exits. In Figure 15, the position " 21 " (" NC ") of valve 37 can guide fluid to pipeline 319, and the position " 23 " (" NO ") of valve 37 can Fluid is guided to pipeline 318.The pipeline that the point that can be positioned in certainly between 20 outlet of pump and valve 37 is withdrawn from by 20 downstreams of pump 21 send fluid to print head 1.In itself comprising valve, valve can allow for or do not allow to generate ink jet stream and appoint print head Selection of land pressure.

In the usual manner, it (also known as " controller ") sends and controls to swash by control described above component 3 The instruction of pump and valve living.More specifically, described instruction will circuit other different components 1, and/or 50, and/or (and optionally past the component 300 to main storage box 10) cycle is from 100 pressurized solvent of component on 300 direction.

Control unit 3 manipulates the opening and closing of each valve and the activation of pumping member, with retouching according to the application State cycle ink and/or solvent.Also assure the storage and optionally of the data of such as ink and/or solvent levels measurement data The processing of data.Controller is also programmed to manage operation, especially printing in addition to cleaning.

In the ink circuit shown in Figure 16, circuit described above especially associated with Fig. 3-15 and method can be used. In here in connection with different components 10,50,100,200,300 described above.

The digit reference numerals identical with aforementioned figures indicate identical or corresponding component.

Filter 22 is mounted in the exit of main storage box 10 and then to pump 20 and anti-pulser 23.Such as attached drawing institute Show, pressure, optionally temperature sensor 24 can be equipped with：For to remind ink pressure being fixed to the data that controller provides Value (usually when cannot get the ink speed of efflux in print head or during speed of efflux immeasurability).As explained above, it passes through Piping 21 sends ink to print head 1, and pipeline 21 is connected the downstream of the anti-pulser 23 between pump 20 and valve 37. The valve that print head includes in itself can allow for or not allow to generate ink jet stream and optional pressure.

Before ink is sent to print head 1, ink is filtered by the main filter 27 in 24 downstream of sensor.

Have been described above intermediate storage box 14.Pipeline 141 can be in various liquid contained in storage box 10 and 14 Volume available on body sets the pressure of identical air.

When valve 42 is in " NC " position and valve 35 is in " NC " position, it may be noted that solvent circuit is by simultaneously in print cartridge 30 directions and pipeline lock on 343 direction；Therefore solvent is oriented to valve 51 or to limit valve 45 (for entering intermediate storage box 14)。

The utility model is particularly advantageous in the case of the ink containing compacted grains dispersion, compacted grains dispersion Such as metal or metal oxide pigment.For example, micron or the titanium of submicron particles form, zinc, chromium, cobalt or iron (such as TiO2, ZnO, Fe2O3、Fe3O4……).The paint ink for example based on TiO2, can be used for black or high colour medium label and Mark.

The utility model is also advantageous in the case of any ink of non-pigmented, and as already explained, ink can be competent Dry matter deposition is formed in dry and pipeline and connector in ink circuit.

Claims (11)

1. a kind of inkjet printing solvent or ink tank cover, which is characterized in that including

Cylindrical base (831,851) on cover lower part,

Bonding part (832,852) on cover top, and at least two engagement socket pipes (833,834,853, 854),

It is opened at least one first below the pedestal for the container inner rotation being closed by cover or on cover side Mouth and the second opening (844-845；863-864), each opening is connected with the socket pipe (833,834,853,854).

2. cover according to claim 1, which is characterized in that the bonding part (832,852) has for application At least one third opening (835,855) of atmospheric pressure.

3. cover according to claim 2, which is characterized in that further include for the container inner rotation being closed by cover The pedestal below or cover side on the 4th opening (845,865), it is described opening with the third be open (835,855) It is connected.

4. according to the cover described in one in Claims 2 or 3, which is characterized in that close the third by baffle (857) and open Mouth (835,855).

5. cover according to claim 1 or 2, which is characterized in that the pedestal can be by screw in vessel port Or it wherein guides with by closure of openings.

6. cover according to claim 1 or 2, which is characterized in that also with pipeline (182,184), for being connect described Trap takes over (833,834,853,854) and is connected with fluid connection.

7. two cover assemblies, each is the cover according to any one of Claim 1-3, and feature exists Also there is pipeline (186) in, the component, for by the engagement socket pipe of one of cover (833,834) and another cover Engagement socket pipe (853,854) be connected.

8. a kind of ink tank (84), for accommodating the ink of ink-jet printer, which is characterized in that the container is also arranged root According to the closure cover (84c) and cover (85) described in any one of Claim 1-3.

9. a kind of solvent container (82), for accommodating the solvent of ink-jet printer, which is characterized in that the container is also arranged root According to the closure cover described in any one of Claim 1-3 and cover (83).

10. a kind of ink tank (84) accommodates the ink of ink-jet printer, which is characterized in that the container is also arranged basis Closure cover (84c) and cover (85) described in any one of claim 1-3.

11. a kind of solvent container (82) accommodates the solvent of ink-jet printer, which is characterized in that the container is also arranged basis Closure cover and cover (83) described in any one of Claim 1-3.