WO2008156204A1 - 流体噴射装置およびその製造方法 - Google Patents
流体噴射装置およびその製造方法 Download PDFInfo
- Publication number
- WO2008156204A1 WO2008156204A1 PCT/JP2008/061591 JP2008061591W WO2008156204A1 WO 2008156204 A1 WO2008156204 A1 WO 2008156204A1 JP 2008061591 W JP2008061591 W JP 2008061591W WO 2008156204 A1 WO2008156204 A1 WO 2008156204A1
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- WO
- WIPO (PCT)
- Prior art keywords
- fluid
- pack
- holder
- housing
- inclined plate
- Prior art date
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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
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17503—Ink cartridges
- B41J2/17506—Refilling of the cartridge
- B41J2/17509—Whilst mounted in the printer
-
- 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
- B41J2/17503—Ink cartridges
- B41J2/17513—Inner structure
-
- 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
- B41J2/17503—Ink cartridges
- B41J2/1752—Mounting within the printer
-
- 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
- B41J2/17503—Ink cartridges
- B41J2/1752—Mounting within the printer
- B41J2/17523—Ink connection
-
- 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
- B41J2/17503—Ink cartridges
- B41J2/17553—Outer structure
-
- 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
- B41J2/17503—Ink cartridges
- B41J2/17559—Cartridge manufacturing
-
- 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
- B41J29/02—Framework
Definitions
- the present invention relates to a fluid ejecting apparatus that ejects a fluid, and more particularly, to a structure in which a fluid accommodation pack that accommodates a fluid for ejection is disposed in the fluid ejecting apparatus.
- a typical fluid ejecting apparatus is, for example, an ink jet printer that ejects ink droplets onto a thin plate-shaped recording medium such as paper or plastic to record characters and figures.
- Other fluid ejecting devices include liquid crystal displays, plasma display, feE L (Electro Liminescence) displays, field emission displays (Field Emission Displays, FED), etc.
- Some liquid materials that form electrodes and the like are ejected to the pixel formation region and the electrode formation region.
- the fluid ejecting apparatus includes a carriage on which an ejection head that ejects fluid onto an ejection target is mounted, and fluid is ejected onto the ejection target by moving at least one of a carriage and a recording medium. Adjust the position.
- Some fluid ejecting devices are designed to reduce the load for driving the carriage by adopting a method (so-called off-carriage method) in which a fluid containing pack containing a fluid for ejection is arranged separately from the carriage. is there.
- Japanese Laid-Open Patent Publication No. 2005-47258 discloses an off-carrying type printer in which an ink cartridge containing an ink pack is inserted into a printer body.
- an object of the present invention is to provide a fluid ejecting apparatus that can cope with an increase in capacity of a fluid storage pack.
- the fluid ejection device is a body ejection device that ejects fluid, a fluid ejection unit that ejects fluid to an ejection target, and a main body housing that houses the fluid ejection unit And a fluid storage pack that stores the fluid for ejection, and a storage case that is pivotally mounted about the rotation shaft so as to be openable and closable on the body housing, and that stores the fluid storage pack. It is characterized by that. According to the fluid ejecting apparatus of Application Example 1, by opening and closing the storage case, it is possible to contact the inside of the main body housing covered by the storage case. The degree of freedom can be improved.
- the housing case may be pivotally attached to the main body housing so as to be openable and closable above the fluid discharge unit.
- the storage case is used as a cover for the fluid discharge unit stored in the main body casing, and the discharge of the fluid stored in the main body casing is performed by opening and closing the storage case. Maintenance can be easily performed to deal with fluid discharge failure and clogging of the injection target in the paper and paper transport sections.
- the fluid storage pack is a plurality of fluid storage packs having a bag portion, and the rotating shaft is an inner side of the storage case.
- the fluid ejection device is further provided in the housing case and is inclined with respect to the inner reference surface of the housing case.
- a plurality of holders each mounting each of the fluid containing packs in a state where one side surface of the bag portion of the fluid containing pack is in contact with the inclined plate, and the plurality of holders are Along the inner reference surface of the storage case, with the inclined plate of one holder covering the fluid storage pack placed on the other holder adjacent on the inclined side of the inclined plate. Side by side It can be assumed to have been.
- the fluid ejecting apparatus of Application Example 4 since each of the fluid accommodation packs is placed on the inclined plate of the holder, the weight of the fluid accommodation pack is reduced while efficiently stacking a plurality of fluid accommodation packs. It can be prevented from reaching the adjacent pack.
- the inclined plate of the holder is at an angle that contacts the fluid storage pack from below in a gravitational direction through a closed state to an open state of the storage case. It may be inclined with respect to the inner reference surface of the storage case. According to the fluid ejecting apparatus of Application Example 3, since the fluid storage / pack is held from below from the closed state to the open state of the storage case, the fluid storage / pack is excessively pressed against the adjacent holder by its own weight. Can be prevented.
- the plurality of holders may be arranged substantially along the axial direction of the rotation shaft of the housing case. According to the fluid ejecting apparatus of Application Example 5, since the height of each of the fluid storage packs held in the storage case is substantially the same from the closed state to the open state of the storage case, each fluid storage pack has The pressure heads of the contained fluid can be made substantially the same. As a result, the jet quality of the fluid can be improved.
- the inclined plate is provided among the plurality of holders provided side by side, provided on the inner reference surface of the housing case.
- the inclined plate of the plurality of holders provided in parallel on the inner ceiling of the housing case is inclined. You may provide the edge part auxiliary
- the holder is fixed to the inner reference surface of the housing case, and is further provided on the inner ceiling of the housing case.
- An engagement portion may be provided that engages with an upper end of the inclined plate in the holder. As a result, the holder can be prevented from being excessively deformed.
- the manufacturing method of Application Example 1 1 is a manufacturing method of a fluid ejecting apparatus that ejects a fluid, and a fluid containing pack that contains a fluid for jetting is rotated around a rotating shaft. And a pack housing step for housing in a housing case pivotally attached to the main body housing, and a case sealing step for sealing the housing case housing the fluid housing pack. It is characterized by that.
- Application Example 11 According to the manufacturing method of 1, the storage case is opened and closed during maintenance to deal with fluid discharge failure and clogging of the injection target in the fluid discharge section and paper transport section housed in the main body casing. By doing so, it is possible to manufacture a fluid ejecting apparatus that can be easily maintained.
- the fluid storage pack is a plurality of fluid storage packs having flat bag portions, and the rotating shaft is located inside the storage case.
- the pack storage step includes the step of using the liquid derived from the fluid storage container stored in the storage case.
- a step of communicating the fluid containing pack with the fluid discharge unit may be included.
- the fluid ejection device since the operation of connecting the fluid storage pack to the fluid discharge unit can be performed simultaneously with the operation of storing the fluid storage pack in the storage case, the fluid ejection device The number of work in the manufacturing process can be reduced.
- the form of the present invention is not limited to the fluid ejecting apparatus and the manufacturing method thereof, The present invention can be applied to other forms having a structure for accommodating a pack. Further, the present invention is not limited to the above-described embodiment, and it is needless to say that the present invention can be implemented in various forms without departing from the spirit of the present invention. Brief Description of Drawings
- FIG. 1 is an explanatory diagram showing a schematic configuration of the printer.
- FIG. 2 is a cross-sectional view showing a schematic configuration of the printer with the upper housing closed.
- FIG. 3 is a cross-sectional view showing a schematic configuration of the printer with the upper housing opened.
- FIG. 4 is a top view showing the inside of the upper housing.
- FIG. 5 is an explanatory diagram showing how the holder on which the ink pack is placed is fixed inside the upper housing.
- FIG. 6 is an explanatory diagram showing a state before the ink pack is connected to the ink supply section in the AA cross section of FIG.
- FIG. 7 is an explanatory view showing a state in which the ink pack is connected to the ink supply section in the AA cross section of FIG.
- FIG. 8 is an explanatory diagram showing the configuration of the printing mechanism of the printer.
- FIG. 9 is a flowchart showing a manufacturing method for manufacturing a printer.
- FIG. 10 is a top view showing the inside of the upper housing in another embodiment.
- FIG. 11 is a cross-sectional view illustrating a schematic configuration of a printer in a state where an upper housing is closed in another embodiment.
- FIG. 12 is a cross-sectional view illustrating a schematic configuration of a printer in a state where an upper housing is closed in another embodiment.
- FIG. 13 is a cross-sectional view showing a schematic configuration of a printer in a state where an upper housing is opened in another embodiment.
- FIG. 14 is an explanatory diagram illustrating a configuration around a printing mechanism of a printer according to another embodiment.
- 15A and 15B are explanatory views showing a cross section of the supply tube.
- FIGS. 16A and 16B are explanatory views showing the structure of the support portion in another embodiment.
- FIGS. 17A, 17B, and 17C are explanatory views showing the joining configuration of the holder and the lower housing in another embodiment.
- FIG. 18 is a cross-sectional view showing a schematic configuration of a printer in a state in which the upper housing is closed in another embodiment.
- FIG. 19 is a cross-sectional view showing a schematic configuration of a printer in a state where the upper housing is closed in another embodiment.
- FIG. 20 is an explanatory diagram showing a schematic configuration of a printer according to another embodiment.
- FIG. 21 is an explanatory diagram showing a schematic configuration of a printer 10 according to another embodiment.
- FIG. 1 is an explanatory diagram showing a schematic configuration of the printer 10.
- the printer 10 is an ink jet printer that records characters and figures by ejecting ink droplets onto a printing paper 90 0 as a recording medium.
- the printer 10 includes a main body casing 20 that accommodates a printing mechanism section 50 that is a fluid discharge section that discharges ink droplets to the printing paper 90, and includes a printing mechanism.
- a paper discharge tray 14 led out to the outside of 20 is provided.
- the detailed configuration of the printing mechanism unit 50 will be described later.
- the main unit housing 20 accommodates a control unit 40 that controls each unit of the printer 10.
- the control unit 40 includes a central processing unit (CPU), a read-only memory ROM, and a random access memory (RAM). ) With hardware such as ASIC (Application Specification Integrated Circuit Circuit).
- the control unit 40 is installed with software that implements various functions of the printer 10.
- an upper casing 30 which is a storage case for storing a plurality of ink packs 30, each storing a liquid ink of each color.
- the upper housing 30 is pivotally attached to the main body housing 20 so as to be openable and closable around the rotation shaft 3500.
- the ink pack 3 10 is formed as a substantially rectangular flat bag portion having a substantially elliptical cross section by a flexible sheet, and the ink pack 3 10 can draw ink to one of its short sides. 60 is provided. The detailed configuration of the pack port 60 will be described later.
- the plurality of ink packs 310 are held in a state where one of the long sides is lifted up and obliquely overlapped.
- four ink packs 3 1 0 are accommodated in the upper housing 3 0 for each of four colors of black, cyan, magenta, and yellow.
- ink packs are provided for each of the six colors including light cyan and light magenta. 10 can be accommodated in the upper case 30.
- an ink supply section 30 is connected to the ink pack 31 so that ink can be led out.
- a supply tube 3 4 0 Connected to the ink supply unit 3 3 0 is a supply tube 3 4 0 that forms a liquid flow path through which the ink drawn from the ink pack 3 1 0 to the ink supply unit 3 3 0 flows down to the printing mechanism unit 50.
- the supply tube 340 may be made of a gas permeable material, for example, an elastomer or styrene thermoplastic elastomer. it can.
- FIG. 2 is a cross-sectional view showing a schematic configuration of the printer 10 with the upper housing 30 closed.
- FIG. 3 is a cross-sectional view showing a schematic configuration of the printer 10 with the upper housing 30 opened.
- FIG. 4 is a top view showing the inside of the upper housing 30.
- the upper housing 30 includes a lower housing 3 60 that forms an inner bottom surface of the upper housing 30 and an upper housing 3 70 that forms an inner ceiling of the upper housing 30.
- a plurality of holder guides 3 6 2 which are part of the inner bottom surface formed by the lower housing 3 60, are substantially parallel to the rotating shaft 3 5 0 and are substantially equal to each other. Arranged at intervals.
- FIG. 3 in this embodiment, by opening the upper housing 30, the upper part of the printing mechanism unit 50 accommodated in the main body housing 20 is opened.
- the upper casing 30 is internally provided with a plurality of holders 3 80 on which ink packs 3 10 are placed.
- the holder 3 80 has an inclined plate 3 8 1 inclined with respect to the holder guide 3 6 2.
- the ink pack 3 10 is placed on the upper surface of the inclined plate 3 8 1 of the holder 3 80 with one side surface of the flat bag portion of the ink pack 3 10 being in contact therewith.
- the ink pack 3 10 is bonded by a double-sided tape on at least a part of the surface of the holder 3 80 that contacts the inclined plate 3 8 1.
- a base portion 3 8 2 that can be inserted into the holder guide 3 6 2 is formed below the inclined plate 3 81 in the holder 3 80.
- the holder 3 80 is fastened and fixed to the lower housing 3 60 with fixing screws 3 8 8 and 3 8 9 as fastening members.
- the plurality of holders 3 80 are arranged above the ink pack 3 1 0 placed on the other holder 3 8 0 adjacent on the side where the inclined plate 3 8 1 is inclined. 8 In the state where 1 1 overlaps, they are arranged side by side along the inner bottom surface of the lower housing 3 60. As shown in FIG. 2 and FIG. 3, the inclined plate 3 8 1 of the holder 3 80 is inclined with respect to the ink pack 3 1 0 from below in the direction of gravity through the closed state from the closed state of the upper housing 30.
- the upper housing 3 0 is the movable angle that can be opened and closed around the rotation axis 3 5 0 0 c is about 45 degrees, whereas the inclination angle of the inclined plate 3 8 1 with respect to the holder guide 3 6 2 is about 4 0 Degree.
- the plate-shaped back surface auxiliary rib 3 8 4 along the ink pack 3 1 0 placed on the adjacent holder 3 8 0 Is suspended.
- the inclined plate 3 8 1 of the holder 3 80 1 positioned at the end on the side where the inclined plate 3 8 1 is inclined is provided.
- Plate-shaped holder auxiliary ribs 3 6 4 standing downward are provided.
- the upper portion of the holder auxiliary rib 3 6 4 is in contact with the back surface of the inclined plate 3 81 of the holder 3 80.
- the holder 3800 On the inner ceiling of the upper housing 3700, the holder 3800 is placed on the end opposite to the side on which the inclined plate 381 is inclined among the multiple holders 3800 arranged side by side. In addition, plate-like end auxiliary ribs 3 74 along the upper side of the ink pack 3 10 are suspended. On the inner ceiling of the upper housing 3700, there is a plate-like intermediate auxiliary member along the part sandwiched between the two holders 3800, above the ink pack 310 mounted on the holder 3800. Ribs are installed vertically. An engaging portion 3 73 that engages with the upper end portion 3 83 of the inclined plate 3 81 in the holder 3 80 is disposed on the inner ceiling of the upper housing 3 70.
- the lower housing 3 60 of the upper housing 30 has a shape in which a portion where the ink pack 3 10 is installed protrudes downward. Thereby, the space inside the upper housing 30 for installing the ink pack 3 10 can be increased.
- the printer 10 according to the present embodiment is a so-called off-carriage printer in which a container that stores ink is arranged separately from the carriage. Therefore, the printer 10 is a so-called on-carriage printer in which an ink storage container is disposed on a carriage. In comparison, the height of the printing mechanism unit 50 can be reduced. For this reason, in the printer 10 of the present embodiment, it is relatively easy to cause a part of the lower housing 3600 to protrude downward without interfering with the printing mechanism 50. Therefore, for example, existing parts equipped with a scanner mechanism in the part corresponding to the upper housing 30 This on-carriage printer case can be used as the case for the printer 10 of the present embodiment by making only minor changes such as changing the shape of the lower housing 360.
- the ink supply part 3 30 is provided with a guard plate rod 3 3 2 that covers the upper part of the connection part with the pack port 60 of the ink pack 3 10.
- the guard plate 3 3 2 has an opening 3 3 3 into which a tool for tightening a fixing screw 3 8 8 for fixing the holder 3 80 to the lower housing 3 60 can be inserted.
- FIG. 5 is an explanatory diagram showing how the holder 3 80 on which the ink pack 3 10 is placed is fixed inside the upper housing 30.
- a through hole 3 8 6 that penetrates and engages with the fixing screw 3 8 8 is formed in the holder 3 80 at a position adjacent to the pad 60 of the ink pack 3 1 0.
- a through hole 3 87 that penetrates and engages with the fixing screw 3 8 9 is formed at a position adjacent to the side opposite to the pack port 60.
- the fixing screw 3 that penetrates the through hole 3 8 6 of the holder 3 8 0 at the fixing position for fixing the holder 3 8 0 on which the ink pack 3 1 0 is placed.
- a screw hole 3 6 8 to be screwed with 8 8 and a screw hole 3 6 9 to be screwed with a fixing screw 3 8 9 that has passed through the through hole 3 8 7 of the holder 3 80 are formed.
- the base portion 3 8 2 of the holder 3 8 0 on which the ink pack 3 1 0 is placed is attached.
- the holder 3 80 is slid along the holder guide 3 6 2 to the supply needle 3 2 0, and the supply needle 3 2 0 is fitted into the pack opening 60 of the ink pack 3 1 0.
- the holder 3 80 is fastened to the lower housing 3 60 with fixing screws 3 8 8 and 3 8 9.
- FIG. 6 is an explanatory diagram showing a state before the ink pack 3 10 is connected to the ink supply unit 3 3 0 in the AA cross section of FIG.
- FIG. 7 is an explanatory diagram showing a state in which the ink pack 3 10 is connected to the ink supply unit 30 in the AA cross section of FIG.
- a hollow flow path 3 2 2 communicating with the supply tube 3 4 0 is formed in the link supply part 3 3 0.
- the supply needle 3 20 is disposed.
- One end of the supply needle 3 2 0 has a tapered tip 3
- a supply groove 3 2 6 communicating with the hollow flow path 3 2 2 is formed at the tip 3 2 4 of the supply needle 3 2.
- the supply groove 3 2 6 of the supply needle 3 2 0 is formed across the side wall 3 2 1 substantially along the axis of the supply needle 3 2 0, the tip 3 2 4 force of the supply needle 3 2 0 .
- the supply groove 3 2 6 of the supply needle 3 2 0 intersects the longitudinal surface 3 2 6 a substantially along the axis of the supply needle 3 2 0 and the axis of the supply needle 3 2 0 It is demarcated by the lateral surface 3 2 6 b.
- the supply groove 3 26 of the supply needle 3 20 is formed in a cross shape ( ⁇ + (plus) J shape) with the axis of the supply needle 3 20 as an intersection.
- the supply needle 3 20 is a resin component integrally formed with the ink supply unit 3 30 using a mold.
- the pack port 60 provided in the ink pack 3 10 is provided with a supply port 61 0 in which a supply port 61 2 communicating with the inside of the ink pack 3 10 is formed.
- a cylindrical packing 6 40 having a through hole 6 4 2 closely fitted to the supply needle 3 20 inserted in the supply port 6 12 is disposed.
- the packing 6 40 disposed at the supply port 6 1 2 is press-fitted into the supply port 6 1 2 by a cap 6 2 0 fitted to the supply port portion 6 10.
- a valve body 6 30 having a sealing surface 6 3 4 in close contact with the packing 6 4 0 is accommodated in the supply port 6 1 2.
- the valve body 6 3 0 accommodated in the supply port 6 1 2 is urged from the inside of the supply port 6 1 2 toward the packing 6 4 0 by the coil spring 6 5 0 which is an elastic member, and the packing 6 4 0 Seal the through hole 6 4 2.
- the valve body 6 3 0 includes a plurality of guides 6 that contact the inner surface of the supply port 6 1 2 substantially along the central axis of the supply port 6 1 2.
- a space 8 6 is formed between each of the plurality of guides 6 3 8 and spaced from the inner surface of the supply port 6 12.
- a fitting surface 6 3 2 that fits the tip 3 2 4 of the supply needle 3 20 is formed.
- the supply needle 3 2 0 is inserted into the through hole 6 4 2 of the packing 6 4 0.
- the valve body 6 3 0 is the ink pack 3 1 at the supply port 6 1 2.
- the supply groove 3 2 6 of the supply needle 3 2 0 is formed from the tip 3 2 4 to the side wall 3 2 1 beyond the fitting surface 6 3 2 of the valve body 6 3 0.
- FIG. 8 is an explanatory diagram showing the configuration of the printing mechanism unit 50 of the printer 10.
- the printing mechanism unit 50 includes a rectangular platen 53 30 disposed in a printing area where ink droplets are ejected onto the printing paper 90 0.
- Printing paper 900 is fed onto the platen 53 0 by a paper feed mechanism (not shown).
- the printing mechanism unit 50 includes a carriage 80 that is connected to a supply tube 3 40 and has an ejection head 8 10 mounted thereon.
- the carriage 80 is supported so as to be movable in the longitudinal direction of the platen 5 30 along the guide rod 5 20, and is driven via a timing belt 5 12 by a carriage motor 5 10 which is a carriage driving unit. Thereby, the carriage 80 reciprocates in the longitudinal direction on the platen 5 30.
- a home position for waiting for the carriage 80 is provided in a non-printing area that is out of the printing area where the platen 5 30 is disposed.
- the home position is provided with a maintenance mechanism unit 70 for maintaining the carriage 80.
- FIG. 9 is a flowchart showing a manufacturing method for manufacturing the printer 10.
- the ink pack 3 1 0 filled with ink is placed on the inclined plate 3 8 1 of the holder 3 8 0 (step S 1 1 0 ).
- the holder 3 8 0 on which the ink pack 3 1 0 is placed is fitted into the holder guide 3 6 2 of the lower housing 3 60, and then the holder 3 8 0 is fixed to the lower part with the fixing screws 3 8 8 and 3 8 9 Fix to the housing 3 6 0 and place multiple holders 3 8 0 in the lower housing Parallel to 3 60 (step S 1 2 0).
- step S 1 2 0 in the step of arranging a plurality of holders 3 80 on the lower housing 3 60 (step S 1 2 0), the pack port 6 0 of the ink pack 3 1 0 is connected to the supply needle 3 2 0. Then, the inside of the ink pack 3 10 is brought into communication with the ejection head 8 10 of the printing mechanism unit 50 that is a fluid ejection unit. Thereafter, the upper housing 3 70 is sealed in the lower housing 3 60 in which the plurality of holders 3 80 are arranged side by side, so that the plurality of ink packs 3 1 0 are accommodated in the upper housing 30 ( Step S 1 3 0).
- the printer 10 of the embodiment described above by opening and closing the upper housing 30, it is possible to contact the portion of the main body housing 20 covered by the upper housing 30. Therefore, the degree of freedom of the position where the ink pack 3 10 is arranged can be improved. Further, since the upper casing 30 is pivotally attached to the main body casing 20 so as to be openable and closable above the printing mechanism section 50, the upper casing 30 that accommodates the ink pack 310 is connected to the printing mechanism.
- the printing mechanism section 50 accommodated in the main body casing 20 can be easily maintained by using it as a cover for the section 50 and opening and closing the upper casing 30.
- each of the ink packs 3 10 is mounted on the inclined plate 3 8 1 of the holder 3 80, the ink packs 3 1 0 are stacked while efficiently storing the ink packs 3 10. It is possible to prevent the weight from reaching the adjacent ink pack 3 10. Further, since the ink pack 3 10 is held from below through the closed state of the upper casing 30 from the closed state, the ink pack 3 1 0 is excessively pressed against the adjacent holder 3 80 due to its own weight. Can be prevented.
- the holder 3 80 can be reinforced against the force in the direction in which the inclined plate 3 8 1 is inclined. Further, by suspending the end auxiliary ribs 3 74 on the upper housing 3 700, the inner plate placed on the holder 3 80 positioned at the end opposite to the inclined side of the inclined swash plate 3 81 is mounted. It is possible to suppress the cupac 3 1 0 from being deformed excessively. Also upper By suspending the intermediate auxiliary ribs 3 7 6 on the housing 3 7 0, the upper side of the sink pack 3 10 1 that is not supported by the back of the inclined plate 3 8 1 of the adjacent holder is prevented from being deformed excessively. be able to. Further, since the upper end portion 3 8 3 of the inclined plate 3 8 1 in the holder 3 80 is engaged with the engaging portion 3 7 3 provided in the upper housing 3 70, the holder 3 80 is excessively deformed. Can be suppressed.
- the present invention is not limited to these embodiments, and can of course be implemented in various forms without departing from the spirit of the present invention.
- the upper casing 30 may be slidably attached to the main casing 20 instead of pivotally attaching the upper casing 30 to the main casing 20.
- the ink pack 30 can be accommodated in the upper housing 30 in a more stable state.
- the orientation of the holder 3 80 in the lower housing 3 60 may be arranged so that the holder 3 80 is arranged substantially along the axial direction of the rotating shaft 3 50 as shown in FIG. good.
- the ink pack The pressure heads of the ink stored in each of 3 1 0 can be made substantially the same.
- the holder 3 80 may be arranged such that the direction in which the inclined plate 3 81 is inclined is directed to the rotating shaft 3 5 0.
- the holder 3 80 is arranged so that the direction in which the inclined plate 3 8 1 is inclined faces away from the rotating shaft 3 5 0 as shown in FIG. 2 and FIG. In the case where the upper casing 30 is opened, the ink pack 3 10 can be placed in a stable state by the inclined plate 3 8 1 of the holder 3 80.
- the fluid targeted by the fluid ejecting apparatus of the present invention is not limited to the liquid such as the ink described above, but targets various fluids such as a metal pace mold, powder, and liquid crystal. It is the purpose.
- the fluid ejecting apparatus there is an ink jet recording apparatus provided with an ink jet recording head for image recording as described above.
- the present invention is not limited to an ink jet recording apparatus, and is a printer.
- Image recording devices such as LCDs, color material injection devices used in the manufacture of color filters such as liquid crystal displays, electrodes for organic EL (Electro Luminescence) discs, field emission displays (FEDs), etc.
- the present invention can also be applied to an electrode material injection device used for forming, a liquid injection device for injecting a liquid containing a bioorganic material used for biochip production, a sample injection device as a precision pipette, and the like.
- FIG. 12 is a cross-sectional view illustrating a schematic configuration of the printer 10 in a state in which the upper housing 30 is closed in another embodiment.
- FIG. 13 is a cross-sectional view illustrating a schematic configuration of the printer 10 with the upper housing 30 opened in another embodiment. 12 and 13 show a cross section viewed from the side opposite to the cross section shown in FIG. 2 and FIG.
- FIG. 14 is an explanatory diagram showing a configuration around the printing mechanism unit 50 of the printer 10 in another embodiment.
- the supply tube 340 connects the ink supply unit 330 and the carriage 80 of the printing mechanism unit 50, and supplies the ink in the ink pack 310 to the carriage 80.
- the supply tube 340 includes a portion (hereinafter referred to as “first horizontal portion H 1”) that extends substantially horizontally (when the upper housing 30 is closed) from the ink supply portion 330 toward the rotation axis 350, and a first horizontal portion H A portion located in a substantially horizontal plane below 1 and extending in a direction substantially orthogonal to the rotation shaft 350 (hereinafter referred to as “second horizontal portion H 2”), and a portion substantially parallel to the rotation shaft 350 (hereinafter referred to as “first” 3 horizontal part H3 ”) and are connected in sequence.
- FIGS. 15A and 15B are explanatory views showing a cross section of the supply tube 340.
- FIG. Fig. 15A shows a cross section perpendicular to the ink flow direction of the supply tube 340 in the second horizontal portion H2 (S1-S1 cross section in Fig. 14), and
- Fig. 15B shows the third horizontal portion H3 The cross section perpendicular to the ink flow direction of the supply tube 340 in Fig. 4 Surface).
- the supply tube 3 4 0 is provided with four hollow ink flow paths 3 4 2 corresponding to the four ink packs 3 1 0.
- the direction of the supply tube 3 40 around the ink flow direction is such that the four ink flow paths 3 4 2 are arranged substantially horizontally.
- Orientation hereinafter also referred to as “horizontal arrangement”.
- the direction of the supply tube 34 0 in the first horizontal portion H 1 is the same.
- the direction of the supply tube 3 40 around the ink flow direction is such that the four ink flow paths 3 4 2 are arranged substantially vertically.
- Direction hereinafter also referred to as “vertical arrangement”).
- first curved portion a portion curved along a vertical semicircular arc (hereinafter referred to as “first curved portion”). Part R 1 ”).
- the first horizontal portion H 1 and the second horizontal portion H 2 are both laterally arranged, and the first curved portion R 1 has no twist.
- second curved portion R 2 a portion curved along a horizontal semicircular arc (hereinafter referred to as “second curved portion R 2”) is provided between the second horizontal portion H 2 and the third horizontal portion H 3. Since the second horizontal portion H2 is laterally arranged, and the third horizontal portion H3 is vertically arranged, the second curved portion R2 has a twist of about 90 degrees.
- a portion curved along a horizontal semicircular arc hereinafter referred to as “third curved portion R 3” is provided between the third horizontal portion H 3 and the carriage 80.
- the supply tube 34 0 is a deformation of the first bending portion R 1 provided in the vicinity of the rotating shaft 35 50 with respect to the operation of opening the upper housing 30. To follow. Therefore, even in the printer 10 that connects the ink supply unit 3 30 and the printing mechanism unit 50 with the relatively long supply tube 3 40, the presence of the supply tube 3 4 0 opens and closes the upper housing 30. It is possible to prevent troubles.
- the supply tube 3 40 may have a joint 4 10 as shown in FIG. 12 and FIG.
- the portion of the supply tube 3 40 that is closer to the printing mechanism 50 than the joint 4 10 is made of a material having a relatively high flexibility (for example, a polyethylene elastomer). 1) may be formed. In this way, the supply tube 3 4
- the portion of the supply tube 3 40 closer to the ink supply part 3 30 than the joint 4 10 may be formed of a material having relatively low flexibility (for example, polypropylene).
- the supply tube 34 0 is supported by support portions 4 20 and 4 30 disposed at two positions across the second bending portion R 2.
- the support parts 4 2 0 and 4 3 0 are fixed to the main body casing 20 of the printer 10 directly or indirectly. Therefore, the supply tube 3 40 is supported by the printer 10 main body via the support portions 4 2 0 and 4 3 0.
- FIGS. 16A and 16B are explanatory views showing the configuration of the support 420 in another embodiment.
- Fig. 1 6A shows the upper plane of the support 420
- Fig. 1 6B shows a cross section perpendicular to the ink flow direction of the support 4 2 0 (Fig. 1-6, section S3-S3 ) Is shown.
- the support part 4 2 0 includes a long side member 4 2 2 arranged in the horizontal direction, and a short side member 4 2 4 protruding upward from both ends of the cross section of the long side member 4 2 2.
- a floating prevention portion 4 2 6 that protrudes inward in the horizontal direction from the upper end of the cross section of the short side member 4 2 4.
- FIG. 1 6A shows the upper plane of the support 420
- Fig. 1 6B shows a cross section perpendicular to the ink flow direction of the support 4 2 0 (Fig. 1-6, section S3-S3 ) Is shown.
- the support part 4 2 0 includes
- two floating prevention parts 4 2 6 are provided per one short side member 4 2 4, and the positions along the ink flow direction are two short side members 4 2.
- the floating prevention parts 4 2 6 provided in 4 are set alternately so as not to be in the same position.
- the long side member 4 2 2, the short side member 4 2 4, and the anti-floating portion 4 2 6 form a space having a substantially rectangular cross-sectional shape that accommodates the supply tube 3 4 0, and the supply tube 3 4 0 , It is stored in the space. At this time, the floating prevention portion 4 2 6 prevents the supply tube 3 40 from floating and coming off.
- the support part 4 20 further has a positioning member 4 28 adjacent to the space side of the short side member 4 24.
- a positioning member 4 28 adjacent to the space side of the short side member 4 24.
- three sets of positioning members 4 2 8 are provided, and the positioning members 4 2 8 of each set face each other across the supply tube 3 40. It is arranged in such a position as to meet. Therefore, the positioning member 4 2 8 reduces the internal dimension between the two short side members 4 2 4.
- the positioning member 4 2 8 reduces the internal dimension between the two short side members 4 2 4.
- the supply tube 3 40 is pressed in the long side direction, and movement of the supply tube 3 40 along the ink flow direction is suppressed. Therefore, the supply tube 34 0 is prevented from interfering with other parts of the printer 10.
- the cross section of the ink flow path 3 4 2 of the supply tube 3 40 is not circular, but the direction in which the ink flow paths 3 4 2 are aligned (see FIG. 15 A It has a long oval shape in the horizontal direction. This is because, for example, an ellipse is joined to the cross section of the supply tube 3 40 to facilitate the bending of the supply tube 3 4 0 in the first bending portion R 1 and the second bending portion R 2 (see FIG. 14). The shape is to keep the height of the supply tube 3 4 0 small.
- the supply tube 3 4 0 is pushed from the positioning members 4 2 8 on both sides.
- the cross section of the flow path 3 4 2 approaches a circle, and the cross sectional area of the ink flow path 3 4 2 increases. Therefore, the flow path resistance in the supply tube 3 40 can be reduced by the positioning member 4 2 8 of the support 4 2 0.
- the structure of the support part 4 30 (see FIG. 14) is the same as the structure of the support part 4 20 shown in FIGS. 16 A and 16 B. Since the movement of 3 4 0 can be suppressed, the support 4 3 0 does not have to have the positioning member 4 2 8. Further, the direction in which the support part 4 30 is disposed is the same as the direction in which the support part 4 20 is rotated by approximately 90 degrees in accordance with the direction of the supply tube 3 40.
- the support parts 4 2 0 and 4 3 0 are arranged at a position sandwiching the second bending part R 2 that has a twist and is likely to be displaced, so that the supply tube 3 4 0 can be stabilized. Can be supported.
- FIGS. 17A, 17B, and 17C are explanatory views showing the joining configuration of the holder 3 80 and the lower housing 3 60 in another embodiment.
- Figure 17A shows a perspective view of the holder 3800
- Figure 17B shows a perspective view of the lower housing 3600
- Figure 17C shows The cross section of the fitting part of the holder 3 80 and the lower housing 3 60 is shown.
- the holder 3 80 has two joints 3 95.
- the lower housing 3 60 has two joint portions 3 65 at positions where the respective holders 3 80 should be installed.
- the holder 3 80 is installed in the lower housing 3 60 while sliding in the lateral direction so that the joint 3 95 of the holder 3 80 and the joint 3 6 5 of the lower housing 3 6 0 are fitted to each other.
- the As shown in Fig. 1 7 C when the holder 3 8 0 is installed in the lower housing 3 60, the L-shaped portion 3 9 6 of the joint 3 9 5 of the holder 3 8 0 and the lower housing 3 6 0 The L-shaped part 3 6 6 of the joint part 3 6 5 is fitted.
- the relative movement between the holder 3 80 and the lower housing 3 60 is suppressed. Therefore, for example, even when an impact is applied to the printer 10, it is possible to prevent the holder 3 80 from being detached from the lower housing 3600. Further, the deformation of the holder 3 80 and the lower housing 3 60 due to the influence of changes in the external temperature and humidity environment can be suppressed.
- FIG. 18 is a cross-sectional view illustrating a schematic configuration of the printer 10 in a state where the upper housing 30 is closed according to another embodiment.
- the installation mode of the ink pack 3 10 is different from the example shown in FIG. 2. That is, the embodiment shown in FIG. 2 employs a mode in which the ink pack 3 10 is fixed and installed on the holder 3 80 provided in the upper housing 30. In the illustrated embodiment, the holder 3 80 is not provided, and the ink pack 3 10 is installed in the upper housing 30 as a single unit. Thus, it is not always necessary to use the holder 3 80 to install the ink pack 3 10 in the upper housing 30, and the ink pack 3 1 0 should be placed directly in the upper housing 30. Is also possible.
- FIG. 19 is a cross-sectional view illustrating a schematic configuration of the printer 10 in a state in which the upper housing 30 is closed according to another embodiment.
- the shape and installation mode of the ink pack are different from those in the embodiment shown in FIG. That is, in the embodiment shown in FIG. 19, a box-shaped ink pack 3 10 a is used, and the ink pack is used.
- the head 3 1 O a is directly placed in the upper housing 30 as in the embodiment shown in FIG.
- the shape of the ink pack is not limited to the bag shape formed of the flexible sheet, and other shapes such as a box shape can be adopted.
- FIG. 20 is an explanatory diagram illustrating a schematic configuration of a printer 10 according to another embodiment.
- the installation mode of the ink pack 3 10 is different from the embodiment shown in FIG. That is, in the embodiment shown in FIG. 20, the ink pack 3 10 is not stored inside the upper housing 30, but is arranged outside the printer 10. Also in the embodiment shown in FIG. 20, the pack opening 60 of the ink pack 3 10 is connected to the ink supply unit 3 30 through the hole 3 2 provided in the upper housing 30. As described above, the ink pack 3 10 does not necessarily have to be stored inside the upper housing 30, and may be disposed outside the printer 10.
- FIG. 21 is an explanatory diagram showing a schematic configuration of the printer 10 in a modified example.
- the ink supply mode is different from that in the embodiment shown in FIG. That is, in the modified example shown in FIG. 21, the ink supply unit 3 30 is connected to the pack port 60 (see FIG. 6) of the ink pack 3 10, and the ink tank 9 containing the pack port 60 and the ink 9 A tube 9 8 0 is installed between 9 0.
- the ink in the ink tank 990 is supplied to the printing mechanism unit 50 through the tube 980, the pack port 60, and the ink supply unit 330.
- the ink pack 3 1 0 is removed leaving only the pack opening 6 0 of the ink pack 3 1 0, and the tube 9 8 0 and ink tank 9 9 0 are installed.
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Ink Jet (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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CN2008800208002A CN101687417B (zh) | 2007-06-20 | 2008-06-19 | 流体喷射装置及其制造方法 |
AT08790618T ATE550190T1 (de) | 2007-06-20 | 2008-06-19 | Flüssigkeitsspritzvorrichtung und verfahren zu ihrer herstellung |
EP08790618A EP2163390B1 (en) | 2007-06-20 | 2008-06-19 | Fluid jetting device and method of manufacturing same |
KR1020157030190A KR101657924B1 (ko) | 2007-06-20 | 2008-06-19 | 유체 분사 장치 |
Applications Claiming Priority (4)
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JP2007162211 | 2007-06-20 | ||
JP2007-162211 | 2007-06-20 | ||
JP2007189062A JP4766011B2 (ja) | 2007-06-20 | 2007-07-20 | 流体噴射装置およびその製造方法 |
JP2007-189062 | 2007-07-20 |
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PCT/JP2008/061591 WO2008156204A1 (ja) | 2007-06-20 | 2008-06-19 | 流体噴射装置およびその製造方法 |
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EP (1) | EP2163390B1 (ja) |
JP (1) | JP4766011B2 (ja) |
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CN (4) | CN101687419B (ja) |
AT (1) | ATE550190T1 (ja) |
TW (3) | TW200904651A (ja) |
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US8240820B2 (en) | 2012-08-14 |
CN102350878A (zh) | 2012-02-15 |
US8235508B2 (en) | 2012-08-07 |
TW201103765A (en) | 2011-02-01 |
EP2163390A4 (en) | 2010-06-30 |
CN102152645A (zh) | 2011-08-17 |
CN101687419B (zh) | 2012-05-09 |
KR20100038096A (ko) | 2010-04-12 |
US20120044306A1 (en) | 2012-02-23 |
JP2009023232A (ja) | 2009-02-05 |
TWI352664B (ja) | 2011-11-21 |
CN101687417A (zh) | 2010-03-31 |
KR20150124455A (ko) | 2015-11-05 |
KR101657924B1 (ko) | 2016-09-19 |
TWI337944B (ja) | 2011-03-01 |
TW200924989A (en) | 2009-06-16 |
TWI423890B (zh) | 2014-01-21 |
ATE550190T1 (de) | 2012-04-15 |
JP4766011B2 (ja) | 2011-09-07 |
CN102350878B (zh) | 2015-09-02 |
US20120044305A1 (en) | 2012-02-23 |
KR101565175B1 (ko) | 2015-11-02 |
US8075108B2 (en) | 2011-12-13 |
CN101687417B (zh) | 2012-02-15 |
CN102152645B (zh) | 2013-12-04 |
EP2163390A1 (en) | 2010-03-17 |
EP2163390B1 (en) | 2012-03-21 |
CN101687419A (zh) | 2010-03-31 |
TW200904651A (en) | 2009-02-01 |
US20080316284A1 (en) | 2008-12-25 |
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