CN108944038A - Printing equipment - Google Patents
Printing equipment Download PDFInfo
- Publication number
- CN108944038A CN108944038A CN201810468893.0A CN201810468893A CN108944038A CN 108944038 A CN108944038 A CN 108944038A CN 201810468893 A CN201810468893 A CN 201810468893A CN 108944038 A CN108944038 A CN 108944038A
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- CN
- China
- Prior art keywords
- liquid
- manifold
- flow path
- shell
- printing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
- B41J29/17—Cleaning arrangements
Landscapes
- Ink Jet (AREA)
Abstract
This application discloses a kind of printing equipments.It prevents the liquid sewed from flowing to print head portion, and reduces the workload of user when print head replacement.Printing equipment (100) has the printing head (41) for shooing out plurality of liquid, a plurality of liquid flow path (70) of liquid is supplied to printing head (41) and collects a plurality of liquid flow path (70) and is connected to the manifold (80) of printing head (41), liquid flow path (70) is connected to manifold piping (82), manifold piping (82) setting can be dismounted in the inside of the shell (81) in the box-formed shape for having bottom uncovered of manifold (80), manifold (80) in printing head (41).
Description
Technical field
The present invention relates to a kind of printing equipments.
Background technique
All the time, it is known that shoot out the liquid such as ink from printing head to medium to print the printing of the ink-jet mode of image etc.
Device.In the large-sized print device that the medium conveyed with mode of movement such as roll-to-rolls is printed, by from receiving liquid
Fluid box supplies liquid to the pipe (liquid flow path) of printing head supply liquid.In such printing equipment, need to prevent by
The liquid sewed from pipe and lead to the generation for printing head injury.For example, Patent Document 1 discloses with by liquid guide to
The guidance road of discharge unit is formed by printhead lids to cover the image forming apparatus (printing equipment) on print head (printing head).
Patent document 1: Japanese Unexamined Patent Publication 2012-192717 bulletin
Such large-sized print device extended by replacing the part that breaks down life of product come using.But specially
The printing equipment recorded in sharp document 1 is that printing head, and the structure that a plurality of liquid flow path dismounts respectively are covered with printhead lids.
Therefore, when needing to replace printing head, because user needs to distinguish a plurality of liquid flow path and printhead lids from print head portion
It disassembles, so the replacement operation (hereinafter referred to as print head replacement) on printing head expends workload.
Summary of the invention
The present invention is at least part in order to solve the above problem and proposes, can in the following manner or application examples is real
It is existing.
The printing equipment of [application examples 1] the application example shoots out plurality of liquid characterized by possessing printing head；It is a plurality of
Liquid flow path supplies the liquid to the printing head；And manifold, collect a plurality of liquid flow path and is connected to described
Head is printed, the liquid flow path is connected to manifold piping, and what the manifold was arranged in the manifold piping is in have bottom uncovered
The inside of the shell of box-formed shape can dismount the manifold on the printing head.
According to the application example, the liquid flow path of printing equipment is connected to manifold piping, and the manifold piping is arranged in manifold
In have bottom uncovered box-formed shape shell inside；The manifold that a plurality of liquid flow path is connected can be dismantled from printing head
And it is installed to printing head.That is, manifold has both by the inside of the liquid sewed from liquid flow path storage to shell and by a plurality of liquid
The function that body flow path is disposably dismantled from printing head.Thus it is possible to prevent the liquid sewed from liquid flow path from flowing to print head
Portion, and the workload of user when print head replacement can be reduced.
In the printing equipment that [application examples 2] is recorded in above application examples, it is preferred that the shell has according to connection
The partition member of subregion is carried out in each of the liquid flow path of manifold piping.
According to the application example, because the shell of manifold has the separating part for carrying out subregion according to each of liquid flow path
So can readily determine that the liquid flow path that liquid is sewed occurs for part.
In the printing equipment that [application examples 3] is recorded in above application examples, it is preferred that the shell has rib as institute
Partition member is stated, the rib connect and separate the inside of the shell with the side wall of the shell.
According to the application example, shell, which has, to be connect to separate the rib of the inside of shell with the side wall of shell.Because by manifold
Shell side wall and rib mark off the subregion of every liquid flow path, so the liquid sewed from liquid flow path is stored in subregion
It is interior.The liquid flow path that liquid is sewed occurs in such manner, it is possible to determine.
In the printing equipment that [application examples 4] is recorded in above application examples, it is preferred that the height of the rib is than the side
Wall is low.
According to the application example, the liquid sewed from liquid flow path, which is stored in, to be marked off by the side wall and rib of the shell of manifold
In subregion.Also, even if when the amount for the liquid sewed from liquid flow path increases, when liquid is overflowed from subregion, because of the application example
Rib height it is lower than the height of the side wall of shell, so liquid sews the outside less than shell, and store to adjacent to each other
In other subregions.In this way, even if can also prevent liquid from sewing from the shell of manifold when the amount of liquid increase sewed and flow to
Print head.
In the printing equipment that [application examples 5] is recorded in above application examples, it is preferred that be arranged in the inside of the shell
There is the absorbent for absorbing the liquid.
According to the application example, because of the absorbent for being internally provided with absorption liquid of the shell in manifold, with string
In the printing equipment that wardrobe mode is printed, it is able to suppress because acceleration and deceleration when printing head is mobile lead to the inside for being stored in shell
Liquid disperse to the outside of shell.In addition, thus absorbent is colored because the liquid absorbate sewed absorbs, so
It can be readily determined and the liquid flow path that liquid is sewed occurs.
In the printing equipment that [application examples 6] is recorded in above application examples, it is preferred that the shell has absorbent work
For the partition member, the absorbent has slit and absorbs the liquid.
According to the application example, shell has with slit and absorbs the absorbent of liquid.Because of the side of the shell by manifold
Wall and the slit for being formed in absorbent mark off the subregion of every liquid flow path, so the liquid sewed from liquid flow path is by by narrow
The absorbent for stitching subregion absorbs, and the absorbent in subregion is colored.The liquid that liquid is sewed occurs in such manner, it is possible to be readily determined
Flow path.
In the printing equipment that [application examples 7] is recorded in above application examples, it is preferred that the part to connect with the side wall
The absorbent height it is lower than the height of the side wall.
According to the application example, set the height of the absorbent for the part connecting with the side wall of the shell of manifold to compare side wall
Height it is low, thus, it is possible to the liquid for preventing absorbate from absorbing to be leaked to the outside of shell.
In the printing equipment that [application examples 8] is recorded in above application examples, it is preferred that the portion not connected with the side wall
The height for the absorbent divided is higher than the height of the side wall.
According to the application example, set the height of the absorbent for the part not connected with the side wall of the shell of manifold to compare side
The height of wall is high, thus, it is possible to increase absorbent absorbent liquid volume.
Detailed description of the invention
Fig. 1 is the integrally-built schematic diagram for schematically showing the printing equipment of embodiment.
Fig. 2 is the schematic diagram for illustrating the liquid flow path to printing head supply liquid.
Fig. 3 is the drawing in side sectional elevation for showing the state being connected to manifold before printing head.
Fig. 4 is the top view in the line A-A cutting of Fig. 3.
Fig. 5 is the drawing in side sectional elevation for showing the state being connected to manifold after printing head.
Fig. 6 is the drawing in side sectional elevation for showing the structure of manifold of variation one.
Fig. 7 is the top view in the line B-B cutting of Fig. 6.
Fig. 8 is the drawing in side sectional elevation for showing the structure of manifold of variation two.
Fig. 9 is the top view in the line C-C cutting of Fig. 8.
Figure 10 is the drawing in side sectional elevation for showing the structure of manifold of variation three.
Figure 11 is the top view in the line D-D cutting of Figure 10.
Figure 12 is the drawing in side sectional elevation for showing the structure of manifold of variation four.
Figure 13 is the top view in the E-E line cutting of Figure 12.
Description of symbols:
1 ... control unit, 10 ... medium supply units, 20 ... medium delivery sections, 23 ... conveyer belts, 27 ... drying units, 30 ...
Dielectric film filter portion, 40 ... Printing Departments, 41 ... printing heads, 42 ... shoot out head, 43 ... balladeur trains, 50 ... cleaning units, 60 ... media
Close to portion, 70 ... liquid flow paths, 71 ... fluid boxes, 79 ... liquid pipes, 80,180,280,380,480 ... manifolds, 81 ... shells
Body, 81a ... side wall, the piping of 82 ... manifolds, 84 ... connector portions, 95 ... media, 100 ... printing equipments, 110 ... valve cells, 111 ...
Liquid importing road, 112 ... liquid supply chambers, 113 ... filters, 114 ... valve bodies, 115 ... pressure chambers, 116 ... liquid lead path,
119 ... casings, 120 ... liquid breath portions, 121 ... liquid importing road, 122 ... public liquid chambers, 123 ... pressing creation rooms, 124 ...
Mouth, 125 ... mouths column, 185, the absorbent of 185a, 185b, 385,485 ..., 287,388,488 ... subregions, 286 ... ribs, 387,
487 ... slits.
Specific embodiment
Hereinafter, with reference to attached drawing, embodiments of the present invention will be described.In addition, in each figure below, in order to will be each
Layer, each component are configured to the size of identification, are and practical difference by the size adjusting of each layer, each component.
In addition, for ease of description, illustrating 3 of orthogonal X-axis, Y-axis and Z axis in Fig. 1, Fig. 3 and Fig. 5
The front end side for illustrating the arrow of axis direction is set as "+side " by axis, and "-side " is arranged in rear end side.In addition, in the following description, it will
The direction parallel with X-axis is known as " X-direction ", and the direction parallel with Y-axis is known as " Y direction ", and the direction parallel with Z axis is known as
" Z-direction ".
(embodiment)
<structure of printing equipment>
Fig. 1 is the brief integrally-built schematic diagram for showing the printing equipment of embodiment.Firstly, with reference to Fig. 1 to this reality
The schematic construction for applying the printing equipment 100 of mode is illustrated.In addition, in the present embodiment, by being formed in medium 95
Image etc. is illustrated for the printing equipment 100 for the ink jet type that medium 95 is printed and dyed.
As shown in Figure 1, printing equipment 100 has medium delivery section 20, medium close to portion 60, Printing Department 40, drying unit
27 and cleaning unit 50 etc..Also, there is the control unit 1 for controlling these each sections.Each section of printing equipment 100 is mounted on frame
Frame portion 92.
The pumped (conveying) medium 95 in conveying direction (in Printing Department 40+Y direction) of medium delivery section 20.Medium delivery section 20 has
Standby medium supply unit 10, conveying roller 21, conveying roller 22, conveyer belt 23, band rotating roller 24, band driven roller 25, conveying roller 26, conveying
Roller 28 and dielectric film filter portion 30.Firstly, the transport path to the medium 95 from medium supply unit 10 to dielectric film filter portion 30 carries out
Explanation.In addition, in the present embodiment, will be set as Z axis along the direction of gravity, the direction that medium 95 conveys in Printing Department 40 is set
Width direction for Y-axis, the medium 95 orthogonal with Z axis and Y-axis both sides is set as X-axis.
Medium supply unit 10 supplies the medium 95 for forming image to 40 side of Printing Department.It is, for example, possible to use natural fiber,
Cotton, silk, fiber crops, mohair yarn, wool, cashmere, regenerated fiber, synthetic fibers, nylon, polyurethane, polyester fiber, by these blended structures
At woven fabric or non-woven fabrics etc. be used as medium 95.It can also coat on woven fabric, non-woven fabrics for promoting coloring and fixation performance
Pretreating agent.Medium supply unit 10 has supply axle portion 11 and bearing portion 12.Supply axle portion 11 is formed as cylindric or cylinder
Shape, and be configured to rotate in a circumferential direction.Belt-like shaped medium 95 is wound as tubular in supply axle portion 11.Supply 11 energy of axle portion
It is enough to be removably installed on bearing portion 12.In this way, the medium 95 for being pre-rolled in the state of supply axle portion 11 can be with supply axle portion 11
It is installed on bearing portion 12 together.In addition, the coiling direction for the medium 95 that supply axle portion 11 is kept is an example, do not limit to
In this.Be also possible to by record roll the cylinder feeding medium 95 of interior side structure.
Bearing portion 12 carries the both ends of the axis direction of supply axle portion 11, and supply axle portion 11 is rotated.Medium supplies
There is the rotary driving part (not shown) of rotation driving supply axle portion 11 to portion 10.Rotary driving part makes to supply axle portion 11 in medium
It is rotated on 95 directions sent out.The movement of rotary driving part is controlled by control unit 1.Conveying roller 21, conveying roller 22 by medium 95 from
Medium supply unit 10 is transferred to conveyer belt 23.
The pumped (conveying) medium 95 in conveying direction (+Y direction) of conveyer belt 23.The both ends of the band-like band of conveyer belt 23 connect
And ring-type is formed, hang over band rotating roller 24 and with driven roller 25.Conveyer belt 23 is maintained at predetermined tension and acts on conveyer belt 23
Under state, so as to make with rotating roller 24 and with the part between driven roller 25 it is parallel with ground 99.Surface (the bearing of conveyer belt 23
Face) 23a be provided with adhesion medium 95 adhesion coating 29.Conveyer belt 23 supports (holding) and is supplied by conveying roller 22 and by aftermentioned
Medium close to portion 60 clings to the medium 95 of adhesion coating 29.In such manner, it is possible to which will be provided with fabric of retractility etc. makes as medium 95
With.
Inner peripheral surface 23b with rotating roller 24 and with 25 supporting belt 23 of driven roller.Alternatively, it is also possible in band rotating roller
24 and between driven roller 25 be arranged supporting belt 23 supporting part structure.
There is the motor (not shown) of rotation drive belt driven roller 25 with driven roller 25.If being driven in rotation with driven roller 25
Then conveyer belt 23 is rotated with the rotation with driven roller 25, is rotated by the rotation of conveyer belt 23 with rotating roller 24.Pass through
The rotation of conveyer belt 23 conveys the medium 95 supported by conveyer belt 23, by aftermentioned in scheduled conveying direction (+Y direction)
Printing Department 40 medium 95 formed image.
In the present embodiment, it supports and is situated between in side (+Z axis side) the surface 23a of conveyer belt 23 opposite with Printing Department 40
Matter 95, medium 95 are transported to band 25 side of driven roller (+Y direction) from band 24 side of rotating roller together with conveyer belt 23.In addition, defeated
The side (- Z axis side) for sending the surface 23a of band 23 opposite with cleaning unit 50, only conveyer belt 23 is revolved from band 25 lateral strip of driven roller
24 side of transfer roller (- Y direction) is mobile.In addition, though illustrating that conveyer belt 23 has the adhesion coating 29 for being close to medium 95, still
It is without being limited thereto.For example, conveyer belt is also possible to that medium is made to be adsorbed onto the electrostatic adsorption type conveyer belt taken by electrostatic.
Conveying roller 26 removes the medium 95 for being formed with image from the adhesion coating 29 of conveyer belt 23.Conveying roller 26, conveying roller
Medium 95 is transferred to dielectric film filter portion 30 from conveyer belt 23 by 28.
Recycle the medium 95 conveyed by medium delivery section 20 in dielectric film filter portion 30.Dielectric film filter portion 30 has winding axle portion 31
With bearing portion 32.Winding axle portion 31 is formed as cylindric or cylindric, and is configured to rotate in a circumferential direction.It is winding
Belt-like shaped medium 95 is wound as tubular in axle portion 31.Winding axle portion 31 can removably be installed on bearing portion 32.In this way, being wound in
The medium 95 for winding the state of axle portion 31 can be removed together with winding axle portion 31.
Bearing portion 32 carries the both ends of the axis direction of winding axle portion 31, and winding axle portion 31 is rotated.Medium
Recoverer 30 has the rotary driving part (not shown) of rotation driving winding axle portion 31.Rotary driving part makes winding axle portion 31 be situated between
It is rotated on the direction that matter 95 is wound.The movement of rotary driving part is controlled by control unit 1.In addition, dielectric film filter portion 30 shown in FIG. 1
The direction of the volume of the medium 95 kept is an example, it is not limited to this.Be also possible to the recording surface of medium 95 wound on
The structure of inside.
Next, being illustrated to each section being arranged along medium delivery section 20.
Medium 95 is clung to conveyer belt 23 by medium close to portion 60.Medium close to portion 60 is arranged more top than Printing Department 40
It flows side (- Y-axis side).Medium close to portion 60 has pressing roller 61, pressing roller driving portion 62 and roller supporting part 63.The formation of pressing roller 61
To be cylindric or cylindric, and it is configured to rotate in a circumferential direction.Pressing roller 61 is with its axis direction and conveying direction
Orthogonal mode configures, to rotate on the direction along conveying direction.Roller supporting part 63 across conveyer belt 23 be arranged with press
The side inner peripheral surface 23b of the opposite conveyer belt 23 of pressure roller 61.
Pressing roller 61 is pressed to the lower side (- Z axis side) of vertical direction and makes pressing roller 61 by pressing roller driving portion 62
It is mobile to conveying direction (+X-direction) and the direction opposite with conveying direction (- X-direction).It is superimposed upon the medium of conveyer belt 23
95 are pressed against conveyer belt 23 between pressing roller 61 and roller supporting part 63.It is set in this way, medium 95 can be made to be adhered to securely
The adhesion coating 29 in the 23a on the surface of conveyer belt 23 is set, the generation that can prevent the medium 95 on conveyer belt 23 from floating.
The top (+Z axis side) for the allocation position that Printing Department 40 configured in conveyer belt 23, and in the table for being placed in conveyer belt 23
The medium 95 of face 23a is printed.Printing Department 40, which has to medium 95, shoots out the printing head 41 of plurality of liquid, is equipped with printing
The balladeur train 43 on head 41 and balladeur train delivery section 93 etc., width of the balladeur train delivery section 93 in the medium 95 orthogonal with conveying direction
Mobile balladeur train 43 on direction (X-direction).The printing head 41 of present embodiment is for example shootd out first 42 and is constituted by multiple, described more
A to shoot out first 42 and shoot out the liquid such as yellow, cyan, magenta, black, various liquid are by aftermentioned fluid box 71 (referring to Fig. 2) warp
It is supplied to by liquid flow path 70 and manifold 80 and respectively shoots out first 42.
Balladeur train delivery section 93 moves back and forth printing head 41 along the x axis together with balladeur train 43.Balladeur train delivery section 93 is set
It sets in the top (+Z-direction side) of conveyer belt 23, there is a pair of guide rails 93a, the guide rail 93b etc. extended along the x axis.Guide rail
93a, guide rail 93b supporting carriage 43.By guide carriage 43 along the x axis guide rail 93a, guide rail 93b, can be in the X-axis direction
By guide rail 93a, guide rail 93b supporting carriage 43 in the state of round-trip.
Balladeur train delivery section 93 has mobile mechanism (not shown) and power source.Ball screw is combined with for example, can use
Mobile mechanism is used as with mechanism, the guiding rail mechanism of ball nut etc..Also, motor is provided with (not in balladeur train delivery section 93
Diagram) as the power source for moving balladeur train 43 along the x axis.Stepper motor, servo motor, linear motor can be used
Etc. various motors as motor.If passing through the control drive motor of control unit 1, head 41 and balladeur train 43 are printed together along X-axis
Direction moves back and forth.
Control unit 1 forms image etc. in medium 95 by being alternately repeated main scanning and subscan, and the main scanning is control
Portion 1 processed controls balladeur train delivery section 93 and printing head 41 and shoots out liquid and mobile printing 41 (balladeur train of head from respectively shooing out first 42
43), the subscan is that control unit 1 controls pumped (conveying) medium 95 in the conveying direction of medium delivery section 20.In addition, in this embodiment party
In formula, the balladeur train 43 of round-trip is installed on and in width direction (the X-axis side of medium 95 although instantiating as printing head 41
To) on move and shoot out the serial hair style of liquid, but be also possible to extend stationary arrangement in the width direction of medium 95
Parallel hair style.
Drying unit 27 is arranged between conveying roller 26 and conveying roller 28.Drying unit 27 is to the liquid shootd out in medium 95
It is dried, drying unit 27 for example can be dried in a short time and be shootd out by driving IR heater comprising IR heater
The liquid of medium 95.In such manner, it is possible to which the belt-like shaped medium for being formed with image etc. 95 is wound in winding axle portion 31.
Cleaning unit 50 cleans conveyer belt 23.Cleaning unit 50 is made of cleaning part 51, press section 52 and moving portion 53.It moves
Dynamic portion 53 can move integrally cleaning unit 50 along ground 99 to be fixed in scheduled position.Cleaning unit 50 is configured in Y
With rotating roller 24 and between driven roller 25 in axis direction.
Press section 52 is, for example, the lifting device being made of pneumatic cylinder 56 and sphero-cylindrical lens 57, can be by portion mounted thereto
Cleaning part 51 is moved to cleaning positions and retreating position.Cleaning positions are cleaning roller 58 and the position that scraper plate 55 is abutted with conveyer belt 23
It sets.Retreating position is cleaning roller 58 and the position that scraper plate 55 is separated with conveyer belt 23.Cleaning part 51 on cleaning positions from below
(- Z-direction) start to clean surface (bearing surface) 23a of conveyer belt 23.It is configured in addition, Fig. 1 shows to rise cleaning part 51
The case where to cleaning positions.
Cleaning part 51 has rinse bath 54, cleaning roller 58 and scraping blade 55.Rinse bath 54 is the slot for storing cleaning solution, cleaning solution
For cleaning the liquid and foreign matter that are adhered to the surface 23a of conveyer belt 23, rinse bath 54 is arranged in cleaning roller 58 and scraping blade 55
Inside.It is, for example, possible to use water, water-soluble solvents (alcohol water blend etc.) to be used as cleaning solution, also can according to need addition table
Face activating agent, defoaming agent.
The downside (- Z axis side) of cleaning roller 58 is immersed in the cleaning solution being stored in rinse bath 54.If cleaning roller 58 is clear
It washes position rotation, the surface 23a of cleaning solution supplying to conveyer belt 23, and cleaning roller 58 and conveyer belt 23 slides.In this way, adherency
The cleaned roller 58 such as the liquid in conveyer belt 23, the fiber of fabric as medium 95 is removed.
Such as scraper plate 55 can be formed with flexible materials such as silicon rubber.Scraper plate 55 is arranged on the moving direction of conveyer belt 23
Than cleaning roller 58 more at downstream side.Conveyer belt 23 and scraper plate 55 slide, and thus will remain on the surface 23a of conveyer belt 23
Cleaning solution is removed.
<structure of liquid flow path>
Fig. 2 is the schematic diagram for illustrating the liquid flow path to printing head supply liquid.Next, with reference to Fig. 2 to liquid flow
The structure on road is illustrated.
Liquid flow path 70 supplies liquid to printing head 41.In addition, be equipped in printing equipment 100 with from printing head
41 shoot out the liquid flow path 70 of the corresponding flow path number of type of liquid out.Because the liquid flow path 70 of each flow path is identical knot
Structure, so showing the liquid flow path 70 of 1 flow path in Fig. 2.
Liquid flow path 70 is connected between the fluid box 71 and manifold 80 for accommodating liquid, by liquid from fluid box 71 via discrimination
Pipe 80 is supplied to shooing out first 42, and the manifold collects the liquid flow path 70 of a plurality of flow path and connects the liquid flow path 70 of a plurality of flow path
It is connected to printing head 41.In addition, fluid box 71 is either can be by not shown in the state of being mounted on printing equipment 100
Injection hole injection liquid structure, be also possible to the fluid box 71 of casket shape can removably be installed on printing equipment 100
Structure.
71 side of fluid box is provided with pump 72, filter 73, exhaust portion 74, switch valve to 80 side of manifold in liquid flow path 70
75, odd-side 76, pump 77 and switch valve 78.Also, by tubulose liquid pipe 79 between fluid box 71, manifold 80 and each part mentioned above
Connection.
Pump 72, pump 77 have the function of making liquid flowing, the function of switch valve 75, switch valve 78 with limitation liquid flowing
Energy.Liquid flow path 70 is such as flowering structure: turn on the switch valve 75, switch valve 78, transfer tube 72, pump 77, thus it enables that liquid from
It is flowed to first 42 side is shootd out 71 side of fluid box.
Filter 73 is used to capture the foreign matter etc. in liquid, is set as replaceable.In this way, even if because filter 73 it is a large amount of
Foreign matter etc. is captured in the case where causing the liquid in liquid flow path 70 to flow and deteriorate, can also be changed by replacement filter 73
Kind such case.
Exhaust portion 74 has the cylindric hollow-fibre membrane 74a of a part to form liquid flow path 70 and for example in order to arrange
Gas and the mechanism of decompressor etc. that the liquid of liquid flow path 70 is depressurized.The mechanism of decompressor, which has, accommodates subtracting for hollow-fibre membrane 74a
Pressure chamber 74b, the pump (not shown) etc. that pressure-reducing chamber 74b can be depressurized.Moreover, if the pump depressurizes pressure-reducing chamber 74b, hollow fibre
The space for tieing up the outside of film 74a is depressurized, and the gas being dissolved in the liquid of the inside of hollow-fibre membrane 74a is drawn onto doughnut
Thus the outside of film 74a makes the exhaust liquid of the inside of hollow-fibre membrane 74a.
Odd-side 76 has in keeping room 76b keeps bag 76a, receives the liquid supplied from fluid box 71 and is able to maintain this
Liquid, be provided simultaneously with as can to shoot out it is first 42 supply liquid liquid holding portion function.There is odd-side 76 compression to keep
The pressurization part (not shown) of bag 76a；It is contained in and the liquid in bag 76a is kept to be pressurizeed by pressurization part and pump 77, and then forced feed
To shooing out first 42.In addition, by turning off the switch valve 75 liquid and additive liq can be being supplied from odd-side 76 to shooing out first 42
The liquid of case 71 is replaced the operations such as fluid box 71.
Shooing out first 42, there is the valve cell 110 for being connected to liquid flow path 70 via manifold 80 to shoot out with the liquid for shooing out liquid
Portion 120.
The adjustment of valve cell 110 supply to liquid breath portion 120 liquid flowing pressure so that liquid is from liquid breath portion
Stabilization shoots out out in 120 mouth 124.
There is valve cell 110 liquid to import road 111, liquid supply chamber 112, the filtering being arranged in liquid supply chamber 112
Device 113, valve body 114, pressure chamber 115 and liquid lead path 116.It is imported from the liquid of 70 forced feed of liquid flow path via liquid
Road 111, liquid supply chamber 112, valve body 114, pressure chamber 115, the supply of liquid lead path 116 to liquid breath portion 120.
Liquid imports the supply of road 111 to liquid supply chamber 112 from liquid in the pressurized state.Valve body 114 is configured in liquid
Between body supply chamber 112 and pressure chamber 115, the flow path between liquid supply chamber 112 and pressure chamber 115 is switched.
In printing movement, the pressure of pressure chamber 115 is reduced with the consumption of liquid, thus the crack valve of valve body 114 and
Liquid is gradually fed from liquid supply chamber 112 to pressure chamber 115.It, will be in liquid supply chamber 112 by the opening and closing of valve body 114
The pressure change of liquid is limited in some certain range, unrelated with the pressure change of liquid in pressure chamber 115.So
Even if will not be more affected by it at downstream side pressure change more occurs at upstream side than valve body 114 than valve body 114.
Therefore, the pressure that will act on the liquid in the pressure chamber 115 in valve cell 110 controls in a certain range, to adjust confession
To the flowing pressure of the liquid to liquid breath portion 120.
In other words, when non-printing, liquid will not be leaked out from the mouth 124 of liquid breath portion 120, in printing, valve cell
110 adjust the pressure supplied to the liquid of liquid breath portion 120 in a manner of applying negative pressure to the liquid of supply to mouth 124, with
Eject liquid suitably from mouth 124.
There is liquid breath portion 120 liquid to import road 121, public liquid chamber 122, pressing creation room 123 and mouth 124 etc..
Liquid imports the supply of road 121 to public liquid chamber 122 via liquid from valve body 110.In addition, in public liquid chamber 122
It is provided with multiple pressing creation rooms 123 corresponding one to one with multiple mouths 124.Public liquid chamber 122 is multiple pressing creation rooms
123 shared liquid chambers, mouth 124 are connected to via pressing creation room 123 with public liquid chamber 122.In addition, multiple mouths 124 form edge
The mouth column 125 of conveying direction (Y direction) arrangement of medium 95.
The actuator (not shown) of the volume expansion, contraction that make pressure chamber 123 is installed in pressing creation room 123.If pressure
Power generates room 123 and expands, then liquid is filled from public liquid chamber 122 into pressing creation room 123.If also, pressing creation room 123
It shrinks, then the liquid in pressing creation room 123 shoots out out from the mouth 124 being connected to pressing creation room 123.For example, can adopt
It uses using the piezoelectric actuator of the inverse piezoelectric effect of piezoelectrics, using electrostatic actuator of electrostatic etc. as actuator.In addition,
It can be and generate bubble using heater to shoot out the mechanism of liquid.
Next, the structure to manifold is illustrated.
Fig. 3 is the drawing in side sectional elevation for showing the state being connected to manifold before printing head.Fig. 4 is cut in the line A-A of Fig. 3
Disconnected top view.Fig. 5 is the drawing in side sectional elevation for showing the state being connected to manifold after printing head.With reference to Fig. 3~Fig. 5 to discrimination
The structure of pipe 80 is illustrated.
Manifold 80 has in the shell 81 of box-formed shape and the bottom wall through shell that have bottom uncovered and 2 sides from bottom wall
To (± Z-direction) manifold piping 82 outstanding.8 manifolds for being arranged as 2 rows 4 column are provided in the manifold 80 of present embodiment
Piping 82.That is, printing equipment 100 has liquid flow path 70 and the printing head 41 of 8 flow paths corresponding with 8 kinds of liquid.It is described
First 41 are shootd out by and corresponding 8 valve cells 110 of 8 kinds of liquid and 8 liquid corresponding with the 8 column mouth column 125 of 8 kinds of liquid are shootd out
Portion 120 is constituted.Printing head 41 both can be set to integral type, be also possible to combine it is multiple shoot out first 42 head unit.
Liquid flow path 70 is connected to the inside of the shell 81 of manifold 80.Specifically, the liquid of each liquid flow path 70 is matched
Pipe 79 is connected to from the bottom wall of shell 81 each manifold outstanding in+Z-direction by the connector portions 84 of connecting pipings and piping
The front end of piping 82.In other words, the liquid flow path 70 of 8 flow paths is connected to shell 8 manifold pipings 82 in a manner of collecting
The inside of body 81.Even if in aging etc., liquid pipe of the liquid from liquid flow path 70 due to the long-time service of printing equipment 100
79, in the case that connector portions 84 are sewed, as shown in figure 5, the liquid sewed is stored to the inside of the shell 81 of manifold 80.In this way,
It can prevent the liquid sewed from flowing to print head portion 41 and cause to print the damage of head 41.
In addition, being connected to the liquid of each valve cell 110 from bottom wall to the front end of-Z-direction each manifold piping 82 outstanding
Body imports road 111, and the valve cell 110 has the casing 119 that can plug manifold piping 82.In this way, manifold 80 can flow 8
The liquid flow path 70 on road disassembles and is installed to printing head 41 from printing head 41.That is, because a plurality of liquid flow path 70
It is connected to the manifold piping 82 that manifold 80 is set, so, by disassembling and installing manifold 80 from printing head 41
To printing head 41, a plurality of liquid flow path 70 can be concentrated and pull up and be inserted into printing head 41 from printing head 41.In this way,
Printing head 41 (when shooing out first 42) and breaking down, because not needing individually to dismount a plurality of liquid flow path 70, can be reduced
The workload for the print head replacement that user carries out.Alternatively, it is also possible to be set as being piped the shape of 82 and casing 119 by adjusting manifold
Shape or contact condition are so as to the structure that a key dismounts.A key mentioned here refers to only can by 1 operation
Manifold 80 is disassembled or is installed to printing head 41 from printing head 41.
In addition, in the present embodiment, being applied although the description of the spray nozzle type printing equipment 100 printed and dyed in medium 95
Example of the invention, but the present invention can also apply to supply liquid to the printing for shooing out liquid by liquid flow path 70 (pipe)
Head 41 (shoots out the ink jet type printing equipment of first 42).
In addition, in the present embodiment, although instantiating valve cell 110 includes the structure shootd out in first 42,
It can be the structure that valve cell 110 is included in 80 side of manifold.
In addition, liquid flow path 70 flow path item number and manifold piping 82 quantity, be configured to an example, it is not limited to
This.
As described above, the printing equipment 100 by present embodiment can obtain following effect.
Printing equipment 100, which has, to be collected a plurality of liquid flow path 70 and a plurality of liquid flow path 70 is connected to printing head 41
Manifold 80.A plurality of liquid flow path 70 is connected to the inside of the shell 81 in the box-formed shape for having bottom uncovered.Even if in liquid from liquid
In the case that liquid pipe 79, the connector portions 84 of body flow path 70 are sewed, the liquid sewed is stored in the interior of the shell 81 of manifold 80
Portion.In such manner, it is possible to prevent the liquid sewed from flowing to print head portion 41, and printing head 41 is caused to be damaged.
In addition, manifold 80 is configured to disassemble and be installed to printing from printing head 41 for a plurality of liquid flow path 70
Head 41.In this way, printing head 41 (when shooing out first 42) and breaking down, because not needing individually to dismount a plurality of liquid flow path 70,
So the workload of the print head replacement of user's progress can be reduced.
In addition, the present invention is not limited to the above embodiments, various changes, improvement can also be applied to above embodiment
Deng.Variation is illustrated below.
Variation one
Fig. 6 is the drawing in side sectional elevation for showing the structure of manifold of variation one.Fig. 7 is the vertical view in the line B-B cutting of Fig. 6
Figure.Next, being illustrated with reference to structure of the Fig. 6 and Fig. 7 to manifold 180.In addition, to structure position identical with embodiment
It marks identical appended drawing reference and omits repeated explanation.
The shell 81 of manifold 180 is internally provided with the absorbent 185 for absorbing liquid.The liquid sewed from liquid flow path 70
It is absorbed by the absorbent 185.For example, the porous material that waste paper, polyurethane can be used to be formed is as absorbent 185.In such manner, it is possible to
Inhibit because print head 41 due to main scanning due to move when acceleration and deceleration cause the shell 81 for being stored in manifold 180 inside liquid
Body disperses to the outside of shell 81.In addition, because the liquid dyeing that absorbent 185 is sewed, can determine generation liquid
The liquid flow path 70 sewed.In addition, absorbent 185 can be substituted into shell 81 by notch (not shown) etc..
As shown in fig. 6, in absorbent 185 with the height ratio of the absorbent 185b of the part connecting the side wall 81a of shell 81
The height of side wall 81a is low.In this way, the liquid absorbed by absorbent 185 can be prevented to be leaked to along the side wall 81a of manifold 180
The outside of shell 81.
Not with the height of the absorbent 185a of the part to connect the side wall 81a of shell 81 than side wall 81a's in absorbent 185
Height is high.In such manner, it is possible to increase the volume for the liquid that absorbent 185 can absorb.
Variation two
Fig. 8 is the drawing in side sectional elevation for showing the structure of manifold of variation two.Fig. 9 is the vertical view in the line C-C cutting of Fig. 8
Figure.Next, being illustrated with reference to structure of the Fig. 8 and Fig. 9 to manifold 280.In addition, to structure position identical with embodiment
It marks identical appended drawing reference and omits repeated explanation.
70 subregion of liquid flow path that the inside of the shell 81 of manifold 280 is connect by each item with manifold 280.In this variation
In, subregion is marked off by the side wall 81a of the shell 81 of manifold 280 and by the rib 286 that the inside of shell 81 is separated into clathrate
287.As shown in figure 9, surrounding's subregion of the 8 each manifolds pipings 82 connected liquid pipe 79 by side wall 81a and rib 286 and
It divides.In this way, because be stored in each subregion 287 from the liquid that liquid flow path 70 is sewed, even if in liquid from a plurality of liquid
In the case that body flow path 70 is sewed, it also can determine and the liquid flow path 70 that liquid is sewed occur.
As shown in figure 8, the height of rib 286 is lower than the height of the side wall 81a of shell 81.Even if being sewed from liquid flow path 70
The amount of liquid increase, and in the case that liquid is overflowed from the subregion 287 marked off by side wall 81a and rib 286 because this
The height of the rib 286 of variation is lower than the height of side wall 81a, so liquid sews the outside less than shell 81, and stores and arrives that
This adjacent other subregion 287.In this way, even if in the increased situation of amount for the liquid sewed, can also prevent liquid from
The shell 81 of manifold 280 sews and flow to printing head 41.
Illustrate in variant 1 alternatively, it is also possible to be arranged in each subregion 287 separated by side wall 81a and rib 286
Absorbent.
Variation three
Figure 10 is the drawing in side sectional elevation for showing the structure of manifold of variation three.Figure 11 be Figure 10 line D-D cut off bow
View.Next, being illustrated with reference to structure of the Figure 10 and Figure 11 to manifold 380.In addition, to structure identical with embodiment
Position marks identical appended drawing reference and omits repeated explanation.
70 subregion of liquid flow path that the inside of the shell 81 of manifold 380 is connect by each item with manifold 380.In this variation
In, the slit 387 that is formed by the side wall 81a of shell 81 and in absorbent 385 marks off subregion 388.Specifically, such as Figure 11
It is shown, the wall-like separated between 82 is piped in the 8 each manifolds for being connected liquid pipe 79 that are internally provided with of shell 81
Absorbent 385.The absorbent 385 of wall-like is provided with wall in the gap that thickness direction is split into two halves i.e. slit 387, by the slit
387 and side wall 81a divides surrounding's subregion of each manifold piping 82.
In other words, subregion is marked off by side wall 81a and edge around 8 each manifold pipings 82 that liquid pipe 79 is connected
The absorbent 385 that 388 slit 387 is arranged is surrounded.In this way, because being partitioned in 388 from the liquid that liquid flow path 70 is sewed
Absorbent 385 absorbs, and then dyes the absorbent 385, so even if the case where liquid is sewed from a plurality of liquid flow path 70
Under, it can also be readily determined and the liquid flow path 70 that liquid is sewed occurs.
In addition, the absorbent 385 of this variation is formed as the absorbent illustrated in variant 1 by porous material
It is lower than the height of side wall 81a and not high with the height of part connect side wall 81a for the height for the part being connect with side wall 81a
In the height of side wall 81a.
Variation four
Figure 12 is the drawing in side sectional elevation for showing the structure of manifold of variation four.Figure 13 be Figure 12 E-E line cut off bow
View.Next, being illustrated with reference to structure of the Figure 12 and Figure 13 to manifold 480.In addition, to structure identical with embodiment
Position marks identical appended drawing reference and omits repeated explanation.
In the absorbent 485 for being internally provided with absorption liquid of the shell 81 of manifold 480.Also, it is arranged in absorbent 485
There is the slit 487 separated between 8 that liquid pipe 79 is connected each manifold pipings 82.By the side of the slit 487 and shell 81
Wall 81a divides surrounding's subregion of each manifold piping 82.In this way, because being partitioned 488 from the liquid that liquid flow path 70 is sewed
Interior absorbent 485 absorbs, and then dye the absorbent 485, so even if sewing in liquid from a plurality of liquid flow path 70
In the case of, it can also be readily determined and the liquid flow path 70 that liquid is sewed occurs.
In addition, the absorbent 485 of this variation is identical as the absorbent illustrated in variant 1, formed by porous material
It is lower than the height of side wall 81a and not high with the height of part connect side wall 81a for the height for the part being connect with side wall 81a
In the height of side wall 81a.
Claims (8)
1. a kind of printing equipment comprising:
Head is printed, plurality of liquid is shootd out；
A plurality of liquid flow path supplies the liquid to the printing head；And
Manifold collects a plurality of liquid flow path and is connected to the printing head,
The liquid flow path is connected to manifold piping, and what the manifold was arranged in the manifold piping is in the box-shaped shape for having bottom uncovered
The inside of the shell of shape,
The manifold can be dismounted on the printing head.
2. printing equipment according to claim 1, which is characterized in that
The shell has the separating part that subregion is carried out according to each for the liquid flow path for being connected to the manifold piping
Part.
3. printing equipment according to claim 2, which is characterized in that
The shell has rib as the partition member, and the rib connect with the side wall of the shell and separates the shell
It is internal.
4. printing equipment according to claim 3, which is characterized in that
The height of the rib is lower than the side wall.
5. printing equipment according to any one of claim 1 to 4, which is characterized in that
The absorbent of the liquid is absorbed in being internally provided with for the shell.
6. printing equipment according to claim 2, which is characterized in that
The shell has absorbent as the partition member, and the absorbent has slit and absorbs the liquid.
7. printing equipment according to claim 5 or 6, which is characterized in that
The height of the absorbent of the part to connect with the side wall is lower than the height of the side wall.
8. printing equipment according to claim 7, which is characterized in that
The height of the absorbent for the part not connected with the side wall is higher than the height of the side wall.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-098739 | 2017-05-18 | ||
| JP2017098739 | 2017-05-18 | ||
| JP2018014561A JP7047413B2 (en) | 2017-05-18 | 2018-01-31 | Printing equipment |
| JP2018-014561 | 2018-01-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108944038A true CN108944038A (en) | 2018-12-07 |
| CN108944038B CN108944038B (en) | 2021-11-30 |
Family
ID=62186274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810468893.0A Active CN108944038B (en) | 2017-05-18 | 2018-05-16 | Printing device |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3403831B1 (en) |
| CN (1) | CN108944038B (en) |
| ES (1) | ES2914728T3 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112549784A (en) * | 2019-09-26 | 2021-03-26 | 兄弟工业株式会社 | Heater unit, head module, and printing apparatus provided with same |
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| JPH0789098A (en) * | 1993-09-28 | 1995-04-04 | Canon Inc | Ink jet recorder |
| CN1495033A (en) * | 2002-09-17 | 2004-05-12 | ������������ʽ���� | Ink box and image forming device |
| JP2010000621A (en) * | 2008-06-18 | 2010-01-07 | Canon Inc | Ink container and method for manufacturing ink container |
| CN101808826A (en) * | 2007-09-25 | 2010-08-18 | 伊斯曼柯达公司 | Mems printhead based compressed fluid printing system |
| CN202319290U (en) * | 2011-11-15 | 2012-07-11 | 福州三龙喷码科技有限公司 | Independent type spraying head device |
| JP2012192717A (en) * | 2011-03-18 | 2012-10-11 | Ricoh Co Ltd | Liquid ejection head unit and image forming apparatus |
| US20140049581A1 (en) * | 2012-08-17 | 2014-02-20 | Seiko Epson Corporation | Liquid ejecting apparatus |
| CN104859308A (en) * | 2014-02-25 | 2015-08-26 | 佳能株式会社 | Liquid Ejection Head |
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2018
- 2018-05-15 ES ES18172449T patent/ES2914728T3/en active Active
- 2018-05-15 EP EP18172449.3A patent/EP3403831B1/en active Active
- 2018-05-16 CN CN201810468893.0A patent/CN108944038B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0789098A (en) * | 1993-09-28 | 1995-04-04 | Canon Inc | Ink jet recorder |
| CN1495033A (en) * | 2002-09-17 | 2004-05-12 | ������������ʽ���� | Ink box and image forming device |
| CN101808826A (en) * | 2007-09-25 | 2010-08-18 | 伊斯曼柯达公司 | Mems printhead based compressed fluid printing system |
| JP2010000621A (en) * | 2008-06-18 | 2010-01-07 | Canon Inc | Ink container and method for manufacturing ink container |
| JP2012192717A (en) * | 2011-03-18 | 2012-10-11 | Ricoh Co Ltd | Liquid ejection head unit and image forming apparatus |
| CN202319290U (en) * | 2011-11-15 | 2012-07-11 | 福州三龙喷码科技有限公司 | Independent type spraying head device |
| US20140049581A1 (en) * | 2012-08-17 | 2014-02-20 | Seiko Epson Corporation | Liquid ejecting apparatus |
| CN104859308A (en) * | 2014-02-25 | 2015-08-26 | 佳能株式会社 | Liquid Ejection Head |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112549784A (en) * | 2019-09-26 | 2021-03-26 | 兄弟工业株式会社 | Heater unit, head module, and printing apparatus provided with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108944038B (en) | 2021-11-30 |
| ES2914728T3 (en) | 2022-06-15 |
| EP3403831A1 (en) | 2018-11-21 |
| EP3403831B1 (en) | 2022-04-27 |
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