CN202098105U - Ink feed apparatus and ink-jet recording apparatus - Google Patents
Ink feed apparatus and ink-jet recording apparatus Download PDFInfo
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- CN202098105U CN202098105U CN2010207012420U CN201020701242U CN202098105U CN 202098105 U CN202098105 U CN 202098105U CN 2010207012420 U CN2010207012420 U CN 2010207012420U CN 201020701242 U CN201020701242 U CN 201020701242U CN 202098105 U CN202098105 U CN 202098105U
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Abstract
Provided is an ink feed apparatus and an ink-jet recording apparatus, which can stably keep ink pipes relative to the follow-up deformation of the ink pipes. The ink feed apparatus comprises an ink jar (51) arranged outside a carriage (41) and providing ink to a print head unit (42), four ink pipes (52) connecting the ink jar (51) to the print head unit (42) and deform along the reciprocating motion of the carriage (41), and a guide piece unit (114) making the four ink pipes (52) bend at the movable side end portion thereof capable of follow-up deformation for guiding the print head unit (42), wherein the guide piece unit (114) is arranged upon the carriage (42) and consists of a guide piece main body (128) for a guiding groove (127) which makes the four ink pipes (52) bend at one plane and a pipe-pressing mechanism (129, 130) pressing the four ink pipes.
Description
Technical field
The utility model relates to ink-feeding device and the ink-jet recording apparatus of the printhead unit that on the balladeur train that moves back and forth, carries being supplied with ink.
Background technology
In the past; As this ink-feeding device, known have a scheme that possesses following formation: at the China ink of the exterior arrangement of balladeur train jar, follow moving back and forth of balladeur train and with the China ink pipe of dynamic deformation and on the balladeur train and the bight on the pipe arrangement path of China ink pipe the guiding piece unit (with reference to patent documentation 1) that keeps China ink to manage is set.This guiding piece unit have form along above-mentioned bight the unit main body of overlooking curved shape slightly with, form and keep guaranteeing of China ink pipe to hold groove at the upper surface of unit main body with case of bending along above-mentioned bight.Thus, can suppress the cross section deformation of China ink pipe, pipe is remained the state crooked along the bight.
Patent documentation 1:JP spy opens the 2007-112138 communique
The utility model content
But, in such ink-feeding device, be to utilize the guiding piece unit bearing, fixedly carry out formation, but at this moment with the movable end of the China ink pipe of dynamic deformation, with the inking pipe with dynamic deformation, black Guan Huicong guarantees and holds the groove perk, deviates from.That is, in above-mentioned formation, also exist can't with respect to the China ink pipe with dynamic deformation, stably keep the problem of China ink pipe.
The problem of the utility model provide can be with respect to the China ink pipe stably keep the ink-feeding device and the ink-jet recording apparatus of China ink pipe with dynamic deformation.
The ink-feeding device of the utility model is supplied with ink to the printhead unit that moves back and forth via balladeur train, it is characterized in that having: the China ink jar, and the outside that it is arranged on above-mentioned balladeur train is used for supplying with above-mentioned ink to above-mentioned printhead unit; Many China ink pipes, they above-mentioned China ink jar is coupled together with above-mentioned printhead unit and along with moving back and forth of above-mentioned balladeur train with dynamic deformation; Guidance body, it is arranged on the above-mentioned balladeur train, with above-mentioned many China ink pipes along guiding groove with the angular bend of regulation guide to above-mentioned printhead unit; A pair of compressing tablet, it is arranged on the downstream of above-mentioned guidance body, and extends to the inside from the upper end, two side of above-mentioned independent guiding groove.
Constitute according to this, be provided with guidance body as receiver and push the pipe pressing mechanism of many China ink pipe, thereby can suppress perk, prevent that the China ink pipe breaks away from from guidance body with the China ink pipe of dynamic deformation.Therefore, can stably keep the China ink pipe.And, constitute according to this, can push, fix the China ink pipe in the downstream of guidance body, thereby can suppress via the useless power of China ink pipe to the inflow joint action of printhead unit.
This moment is preferred, and above-mentioned a pair of compressing tablet and above-mentioned guiding groove are integrally formed, and set with respect to the mutual staggered positions of the bearing of trend of above-mentioned independent guiding groove.
A pair of compressing tablet when the same position of the bearing of trend of guiding groove sets, can be caused the gap turn narrow between a pair of compressing tablet, be difficult to the China ink pipe independent guiding groove of packing into.
Relative therewith, with a pair of compressing tablet with respect to the bearing of trend of guiding groove reciprocally staggered positions set, the gap enlargement between the therefore a pair of compressing tablet is easy to the China ink pipe independent guiding groove of packing into.Therefore, assembling improves.And,, therefore be easy to be shaped in that independent guiding groove and a pair of compressing tablet when integrally formed, can be made a pair of compressing tablet away from each other.
This moment is preferred, and above-mentioned guiding groove has 1 independent guiding groove to 2 China ink pipes of every adjacency.
Constitute according to this, have 1 independent guiding groove to 2 China ink pipes of every adjacency, therefore can be through 2 China ink pipes of an independent guiding groove guiding, thus make the guiding piece unit become simple formation.And so long as manage the formation of distributing 1 independent guiding groove with respect to 2 China inks, then certain sidewall of guiding groove must contact with each China ink pipe separately, thereby obtains sufficient guiding function.
This moment is preferred, and the pipe pressing mechanism has the tabular pressing component of the open surface that covers above-mentioned guiding groove.
Constitute according to this, can push the China ink pipe through the open surface of guiding groove, thereby can further suppress the perk of China ink pipe.
This moment is preferred; Said ink-jet recording apparatus also possesses flexual baffle; This flexual baffle interpolation is arranged at said many pipes; And be accompanied by the reciprocating motion of said balladeur train and with dynamic deformation, above-mentioned pressing component is made up of the end of the above-mentioned printhead unit side of above-mentioned baffle with said many pipes.
Constitute according to this, constitute pressing component, can cut down part count, thereby make ink-feeding device become simple formation through printhead unit side end with baffle.
This moment is preferred, and above-mentioned balladeur train and above-mentioned guidance body are integrally formed.
According to this formation, can cut down part count and make ink-feeding device become simple formation.
The ink-jet recording apparatus of the utility model is characterised in that, has above-mentioned ink-feeding device, the above-mentioned printhead unit of ink-jetting style is equipped on the balladeur train unit of above-mentioned balladeur train.
Constitute according to this, use can stably keep the ink-feeding device of China ink pipe, thereby provides providing ink stability higher ink-jet recording apparatus.
This moment is preferred, is made up of a tape deck main body and the jar unit on above-mentioned tape deck main body, releasably installed, and above-mentioned China ink jar is equipped on above-mentioned jar of unit.
Constitute according to this, in the ink jet recording that uses the jar unit mode that sets up separately with the tape deck main body, also can when providing ink, bring into play advantages of higher stability.
Description of drawings
Fig. 1 is the stereogram of the ink-jet recording apparatus of this embodiment of expression.
Fig. 2 is the stereogram of the effective peristome of expression ink-jet recording apparatus.
Fig. 3 is the in-built stereogram of expression ink-jet recording apparatus.
Fig. 4 is the sectional drawing of expression ink-jet recording apparatus.
Fig. 5 is the stereogram around the expression providing ink portion.
Fig. 6 is the sectional drawing of expression jar unit.
Fig. 7 is the upward view of expression jar unit.
Fig. 8 is the exploded perspective view around the expression valve cell.
The key diagram of Fig. 9 (a), Fig. 9 (b), Fig. 9 (c) effect when producing tractive force on the China ink pipe that is illustrated in the frictional contact surface contact.
Figure 10 is the stereogram of expression transition joint.
Figure 11 (a) is the stereogram around the actual guiding piece unit of expression, (b) is to make for explanation to connect adapter and be 3 to manage be 2 figure.
(a) guarantees the stereogram of holding parts for expression among Figure 12, (b) with (c) guarantees the sectional drawing of holding parts for expression.
Figure 13 (a), Figure 13 (b), Figure 13 (c) guarantee the key diagram of the assembling work of holding the parts assembling for expression Mo Guanxiang.
Symbol description
1: ink-jet recording apparatus, 2: tape deck main body, 3: jar unit, 13: providing ink portion, 32: balladeur train unit, 41: balladeur train, 42: printhead unit, 51: China ink jar, 52: China ink pipe, 114: guiding piece unit, 113: baffle, 122: guarantee and hold parts, 126: independent guiding groove, 127: guiding groove, 128: guidance body, 129: compressing tablet, 130: pressing plate
The specific embodiment
Followingly describe with reference to the ink-jet recording apparatus of accompanying drawing to the utility model one embodiment.This ink-jet recording apparatus is the ink-jet printer of employing with the jar unit mode of tape deck main body split; The ink-jet head that balladeur train is carried carries out main scanning on left and right directions; And make printing (recording medium) on the fore-and-aft direction that intersects with this left and right directions, carry out subscan, printed image data on printing.
Fig. 1 is the stereogram of expression ink-jet recording apparatus 1.In Fig. 1, illustrate the ink-jet recording apparatus 1 that jar unit 3 is installed on the state of tape deck main body 2.And Fig. 2 is illustrated in the stereogram that is used in the ink-jet recording apparatus 1 import the effective peristome 15a of tape deck main body 2 from the China ink pipe 52 of jar unit 3.In Fig. 2, illustrate the ink-jet recording apparatus 1 of jar unit 3 from the state of tape deck main body 2 separation.And Fig. 3 is the in-built stereogram of expression ink-jet recording apparatus 1.In Fig. 3, illustrate the ink-jet recording apparatus 1 that has omitted outer mounting cover 15.Here, with the direction of the inboard of Fig. 1 to Fig. 3/nearby be X-direction, with the left and right directions of Fig. 1 to Fig. 3 of X-direction orthogonal be that Y direction describes.
To shown in Figure 3, ink-jet recording apparatus 1 constitutes the jar unit 3 that comprises tape deck main body 2, on tape deck main body 2, releasably connects like Fig. 1, on tape deck main body 2 and jar unit 3, is equipped with each inscape of ink-jet recording apparatus 1.Particularly, tape deck main body 2 have with printing (sheet-fed) comprise to the conveyance portion 11 of X-direction (conveyance direction) conveyance, in the upside configuration of the printing of conveyance to this printing carry out printing treatment ink-jet head 43 Printing Department 12 and supply with the main body side providing ink 13a of portion yellow, pinkish red, blue or green, black each chromatic ink.On the other hand, jar unit 3 possesses: have Huang, magenta, green grass or young crops, black China ink jar 51 of all kinds and the jar side providing ink 13b of portion that is connected with the main body side providing ink 13a of portion.By the main body side providing ink 13a of portion of tape deck main body 2, the jar side providing ink 13b of portion of jar unit 3, constitute the providing ink portion (ink-feeding device) 13 of ink-jet recording apparatus 1.
The Huang of in jar unit 3, storing, magenta, green grass or young crops, black ink of all kinds; Via after the China ink pipe 52 usefulness nature heads stated carry to the ink gun 43 of Printing Department 12; The main scanning of the ink ejection through following ink gun 43 and the subscan (index(ing) feed) of printing form printed images on printing.
Tape deck main body 2 forms gabarit through the outer mounting cover 15 of box, on the sidewall in its left side, is formed with a pair of 15b of the portion that is stuck in front and back that is used to install jar unit 3.On the other hand, jar unit 3 forms gabarit through the unit housings 17 of box, on the sidewall on its right side, is formed with a pair of holding section 17a in front and back that engages with the portion 15b of being stuck.That is, this holding section 17a is engaged from upside with the portion 15b of being stuck, jar unit 3 is releasably installed on tape deck main body 2.Thus, under the state that has connected black pipe 52, jar unit 3 and tape deck main body 2 are releasably connect.And, on the sidewall in outer mounting cover 15 left sides, be formed with effective peristome 15a, be used for the China ink pipe 52 from jar unit 3 is imported in the outer mounting cover 15.And jar unit 3 is put attitude and is installed on tape deck main body 2 (with reference to Fig. 1) with vertical when providing ink, when China ink jars 51 replenishes ink, is breaking away from and is becoming horizontal attitude (with reference to Fig. 2) from tape deck main body 2.
Like Fig. 3 and shown in Figure 4, conveyance portion 11 has: the Tray for paper use 21 that the printing Right Aligns is placed, the separate roller 22 that printing is seen off by piece separation from Tray for paper use 21, be in separate roller 22 the downstream and with printing R sends into to Printing Department 12 along the conveyance path feed roll 23a and paper feeding driven voller 23b, the downstream and the platen 24 relative that are in feed roll 23a and paper feeding driven voller 23b with ink-jet head 43, be positioned at platen 24 the downstream and with printing from last side directed guide reel 25, be positioned at the downstream of guide reel 25 and exit roller 26a that printing is discharged from ejection port 15c and row's paper frame frame 27 of row's paper driven voller 26b, supporting guide reel 25 and row's paper driven voller 26b.
At this moment, feed roll 23a and paper feeding driven voller 23b are as the home roll of control printing, and exit roller 26a and row's paper driven voller 26b are used as the idler roller that applies tension force (tension) to the printing that is sent to platen 24 upsides.And guide reel 25 is pushed the top of the printing that is transferred, and prevents paperboard.The printing that is imported into from Tray for paper use 21 through separate roller 22; Through feed roll 23a and row's paper driven voller 23b, guide reel 25 and exit roller 26a and row's paper driven voller 26b; R, is discharged from from ejection port 15c after printing by conveyance to X-direction along the conveyance path.
Guiding frame 31 forms section " C " word shape, and engaging slide section 41a buckles on guiding frame 31 suchly and reciprocatingly, promptly is supported with cantilever and in the last freedom of bearing of trend (Y direction) with being free to slide.Balladeur train travel mechanism has: along timing belt, the driving pulley that sets up timing belt and the driven pulley of guiding frame 31 extensions, with connection fixed part of timing belt and balladeur train unit 32 (balladeur train 41) connection and the carriage motor (all not shown) that drives driving pulley.When the positive and negative rotation of carriage motor, balladeur train unit 32 moves back and forth on Y direction (left and right directions) via timing belt.Follow this to move back and forth, the ink gun 43 of balladeur train unit 32 sprays driving, thereby carries out so-called main scanning.
Balladeur train unit 32 has: via engaging slide section 41a on the guiding frame 31 free toward double action the case shape that is being supported balladeur train 41 and be assemblied in the printhead unit 42 on the balladeur train 41.Printhead unit 42 possesses: have that ejection is yellow, pinkish red, the ink gun 43 of 4 string nozzle rows of blue or green, black ink droplet of all kinds, directly be connected and connect black Huang, magenta, green grass or young crops of managing 52 downstream end with ink gun 43, deceive connection adapter 44 of all kinds from upside.Ink gun 43 has Huang each other parallel and that extend in X-direction, magenta, green grass or young crops, black 4 nozzle rows (omitting diagram), and the paper unoccupied place that has regulation with respect to the printing of institute's conveyance sets down.Each connects adapter 44 built-in ink buffers or ink filter device etc., and its top has the inflow joint 44a that is used to connect China ink pipe 52.
In printing treatment, printing delivered to the downside of ink gun 43 through conveyance portion 11 conveyance printings, and drive ink gun 43, make balladeur train unit 32 reciprocal through balladeur train travel mechanism, printed image data on printing.
Like Fig. 3 and shown in Figure 5, providing ink portion 13 has Huang, magenta, green grass or young crops, black China ink of all kinds jars 51, will manage the guide 53 in 52 path with yellow, pinkish red, blue or green, black corresponding each China ink of all kinds jars 51 and 4 China ink pipes 52,4 China inks of guiding that printhead unit 42 (the inflow joint 44a that respectively is connected adapter 44) connects.And providing ink portion 13 has built-in and open and close the manual valve cell 54 of stream in the upstream of 4 China ink pipes 52, add in the bottom of jar unit 3 and to be used for jar side anticreep parts 55, the bottom tape deck main body 2 in of anticreep of outflow joint 51b of China ink jar 51 sides built-in and be used for main body side anticreep parts 56, the setting and be arranged at 4 black transition joints 57 of managing as the jointing of tape deck main body 2 sides tape deck main body 2 in of anticreep of the transition joint 57 of tape deck main body 2 sides in the bottom of jar unit 3.
Fig. 6 is the sectional drawing of expression jar unit 3, and Fig. 7 is the upward view of expression jar unit 3.Like Fig. 6 and shown in Figure 7, jar 51 storages of each China ink are the ink of corresponding look separately, on X-direction, sets side by side.Each China ink jars 51 has can body 51a, form in the bottom of can body 51a and to the outstanding outflow joint 51b of Y direction.And, flow out the upstream of inserting each China ink pipe 52 of joint on the joint 51b at each.
Like Fig. 3 and shown in Figure 5,4 China ink pipes 52 are processed by silicone rubber, in the horizontal direction pipe arrangement side by side.And 4 China ink pipes 52 are directed mechanism's 53 guiding, are pulled to printhead unit 42 from each China ink jar 51.And a plurality of positions of bearing of trend are provided with the union body 60 that 4 China ink pipes 52 are connect side by side on 4 China ink pipes 52, with the state pipe arrangement of proper alignment configuration arranged side by side.
Each China ink pipe 52 has the jar side pipe 52a and a side pipe 52b who belongs to ink gun 43 sides of the main body side providing ink 13a of portion of the China ink jar side that belongs to jar side providing ink 13b of portion.Jar side pipe 52a is supported on above-mentioned jar of side anticreep parts 55 and main body side anticreep parts 56 respectively with two base end part sides, and make upstream via flowing out that joint 51b is connected with each China ink jar 51 and from jar unit 3 to the top significantly bending stride to tape deck main body 2.Side pipe 52b from transition joint 57 with mode pipe arrangement cross-section in tape deck main body 2, the right part in tape deck main body 2 to above crooked the extension, and then turn to the inboard and make its downstream end be connected adapter 44 connections with each via flowing into joint 44a.Jar side pipe 52a has the pipe portion 61 that sets up that is set up in tape deck main body 2 from jar unit 3 as its part.And a side pipe 52b is cross-section in tape deck main body 2, and have in tape deck main body 2 right part to above turn back crooked canal curvature portion 62, turn to inboard pipe turning part 63 at the upstream side of canal curvature portion 62.
Set up pipe portion 61 upstream side be supported on jar side anticreep parts 55 and the downstream is supported on main body side anticreep parts 56, from jar unit 3 on the tape deck main body 2 to above set up and be contrary U word shape.Set up pipe portion 61 at the ratio of jar side pipe 52a and be equipped with above-mentioned valve cell 54 near the position of upstream side.And jar side pipe 52a is connected with transition joint 57 in the nearest downstream of main body side anticreep parts 56 with respect to setting up pipe portion 61 in the downstream.
On the other hand, the front region that move back and forth zone of canal curvature portion 62 in balladeur train unit 32 is that the regional pipe arrangement of just going up of above-mentioned row's paper frame frame 27 is that horizontal U turns to shape.At this moment, as fixation side, as movable side, turning back from the lower direction top is pulled agley with balladeur train 41 sides with transition joint 57 sides in canal curvature portion 62, along with moving back and forth of balladeur train 41 with dynamic deformation.That is, canal curvature portion 62 and balladeur train unit 32 move back and forth track pipe arrangement concurrently, keep U to turn to shape to be driven in the reciprocating action of balladeur train unit 32.
Extend from canal curvature portion 62 pipe turning part 63, and after vertically bending was pulled in horizontal plane, downstream end was connected adapter 44 connections via flowing into joint 44a with each.And, on the boundary member of canal curvature portion 62 and pipe turning part 63, be equipped with and a side pipe 52b is fixed in guaranteeing of balladeur train 41 holds parts 122 (stating after the detailed content).
And,, be provided with on 1 circumferential position mark (omit and illustrate) with the continuous wire of bearing of trend at the side face of China ink pipe 52 (jar side pipe 52a with a side pipe 52b).This is marked at each pipe portion of assembling and was used in 61,62,63 o'clock judging through visual whether China ink pipe 52 reverses, and for example sets up pipe portion 61, canal curvature portion 62 and pipe turning part 63 and forms this mark respectively in the inboard of bending and carry out pipe arrangement.Thus, China ink pipe 52 is extended and avoid reversing, suppress to draw around the time China ink pipe 52 touch.
Fig. 8 is the stereogram of cutting apart around the expression valve cell 54.To shown in Figure 8, valve cell 54 is built in the bottom of jar unit 3 like Fig. 6, and the upstream of managing 52 (jar side pipe 52a) at 4 China inks sets.Valve cell 54 have to 4 China ink pipes 52 carry out position limit and make its horizontal proper alignment position limit portion 66, with 4 China ink pipes 52 that carried out position limit relatively and to these 4 China ink pipe 52 extruding (pinch) simultaneously and the valve body 67 (with reference to Fig. 6) of inaccessible all streams, have the cam that is used for the switching (advance and retreat of valve body 67) through valve body 67 operation streams operating grip 68, support the valve yoke 69 of their squarish.When fault such as leakage possibly take place in this valve cell 54 in providing ink portion 13, when for example replenishing ink through inaccessible by the strong hand this stream of user's operation.
Jar side anticreep parts 55 are added on the sidewall of valve yoke 69, are setting up the jar unit 3 side group portions of pipe portion 61, with 4 China ink pipes 52 along the sidewall of valve yoke 69 to the top draw around, to bend to the state support of S word shape.Particularly, the upstream side sweep 61a supporting that has the S word shape of each China ink pipe 52 is the following piping support body 71 of case of bending; With the mode that covers 4 China ink pipes 52 from following piping support body 71 opposition sides and last piping support body 72 that the downstream sweep 61b of the S word shape of China ink pipe 52 is supported with case of bending; And, with last piping support body 72 integrally formed and with the following piping support body 71 opposed parts 73 of accepting.Promptly, the down bearing position (managing 52 position contacting) and the bearing position (managing 52 position contacting) of last piping support body 72 of piping support body 71 with China ink with China ink, on the bearing of trend (above-below direction) of China ink pipe 52, set to staggered positions.And, accept a double part of doing said units housing 17 with last piping support body 72 is opposed.
Following piping support body 71, will be from valve cell 54 levels outstanding China ink pipe 52 the path to above guiding, and effect is during from the tractive force of the bearing of trend of China ink pipe 52, with the state of China ink pipe 52 supportings for preventing at bearing of trend to misplace.Particularly, by integrally formed with lower component: CONTACT WITH FRICTION portion 81, it has frictional contact surface 81a, 4 China ink pipe 52 this frictional contact surface of contact 81a under case of bending, the frictional force of the tractive force that between 4 China ink pipes 52 and frictional contact surface 81a, creates antagonism; A plurality of partition board portion 82, they are outstanding from this frictional contact surface 81a, doublely do and accept the spacer portion between the parts 73 and be used to make the configuration of 4 China ink pipe 52 proper alignment; Be used for CONTACT WITH FRICTION portion 81 is fixed in the fixed part 83 of the sidewall of valve yoke 69.
On the other hand, accept parts 73 have with following piping support body 71 relatively and with 4 China ink pipes 52 with following piping support body 71 between carry out position limit position limit board 84 and, a pair of holding section 85, front and back that engages with the 69a of the portion that is stuck that on the sidewall of valve yoke 69, forms.And 82 pairs 4 China ink pipes 52 of the partition board portion of following piping support body 71 carry out width limitations, and become the last block of accepting parts 73.Therefore, that utilizes installment state accepts parts 73, prevents that 4 China ink pipes 52 from being damaged by pressure.
Last piping support body 72 and following piping support body 71 when the tractive force that acts on from the bearing of trend of China ink pipe 52, are to prevent the state that misplaces with China ink pipe 52 at the bearing of trend upper support likewise.Particularly; Last piping support body 72 possesses: 91,4 in the CONTACT WITH FRICTION portion China ink pipe 52 with frictional contact surface 91a under case of bending, contact with this frictional contact surface 91a and and 4 China ink pipes between create antagonism the frictional force of tractive force, from this frictional contact surface 91a outstanding and avoid China ink manage 52 and with a pair of butt pin (omission illustrates) in the front and back of the sidewall butt of unit housings 17, be used for CONTACT WITH FRICTION portion 91 is fixed in a pair of supporting mass fixed screw 93,93 in front and back of unit housings 17.That is, the sidewall of unit housings 17 with 4 China ink pipes 52 and last piping support body 72 between carry out position limit.And a pair of butt pin of piping support body 72 in the utilization prevents that 4 China ink pipes 52 from being damaged by pressure.
The following piping support body 71 and the last piping support body 72 (with accepting parts 73) that constitute like this; Following piping support body 71 positions through a plurality of projections of prominent location usefulness of establishing on the sidewall of valve yoke 69; Last piping support body 72 buckles the 69a of the portion that is stuck in valve yoke 69 through its holding section 85; And then be screwed to unit housings 17 through supporting mass fixed screw 93, thereby be fixed on jar unit 3 with China ink pipe 52 on top.
Frictional contact surface 81a, the 91a of following piping support body 71 and last piping support body 72 also extending on the column direction of 4 China ink pipes 52, contact with 4 China ink pipes 52 simultaneously.And frictional contact surface 81a, 91a have the curved shape that from the bearing of trend effect tractive force of China ink pipe 52 time, produces frictional force.For example shown in Fig. 9 (a), China ink pipe 52 with case of bending with frictional contact surface 81a, when 91a contacts, produce tractive force from the downstream, follow tractive force to produce the component that becomes contact force in frictional contact surface 81a side.This contact force produces powerful frictional force, becomes the firm position limit with respect to bearing of trend.China ink pipe 52, therefore forms with respect to the tractive force arbitrarily from this angular range A in the angular range A that is limited in stipulating in upstream side and downstream from each bearing position, produces the curved shape (with reference to Fig. 9 (b) and (c)) of above-mentioned frictional force.Particularly, China ink pipe 52 bearing positions from following piping support body 71, upstream side is by the position limit portion 66 enterprising line positions restrictions of valve cell 54, and position limit is carried out by the sidewall of last piping support body 72 and unit housings 17 in the downstream.From the bearing position of last piping support body 72, upstream side by following piping support body 71 with accept parts 73 and carry out position limit, the downstream is the word of falling U shape in tape deck main body both sides and is pulled, quilt has been carried out position limit above the tape deck main body side thus.Each frictional contact surface 81a, 91a and the angular range A that carries out the bearing of trend of these position limit form accordingly.
Like this; Through descending piping support body 71 and the sidewall of accepting parts 73, last piping support body 72 and unit housings 17; The dislocation of carrying out bearing of trend with two strings prevents (position limit), consequently, can play the function that comes off of the outflow joint 51b that prevents jar side pipe 52a.
Like Fig. 3 and shown in Figure 5, main body side anticreep parts 56 have the sidewall of jar unit 3 sides of device frame 16 and after the piping support body 106 that sets between the pipe guiding piece 111 stated.Piping support body 106 is in effect during from the tractive force of bearing of trend, with the state of the tape deck main body of setting up pipe portion 61 2 side group portions supporting for preventing at bearing of trend to misplace.Particularly, possess: 107,4 in the tabular CONTACT WITH FRICTION portion China ink pipe 52 with frictional contact surface 107a under case of bending from this frictional contact surface of side contacts 107a down, and and 4 China ink pipes 52 between the create antagonism frictional force of tractive force; And, the width limitations board 108,108 of the tabular pair of right and left of the side plate of double as CONTACT WITH FRICTION portion 107, the width limitations board 108,108 of above-mentioned pair of right and left is from side, the left and right sides and 4 China ink pipe 52 relative width limitations of carrying out 4 China ink pipe 52 to ground.This CONTACT WITH FRICTION portion 107 is integrally formed with a pair of width limitations board 108,108.
The frictional contact surface 107a of piping support body 106,4 China ink pipes 52 and column direction on extend, and contact simultaneously with 4 China ink pipes 52.And, frictional contact surface 107a, with following piping support body 71 and last piping support body 72 likewise, form with respect to the curved shape that produces the component that becomes contact force from the tractive force arbitrarily of the predetermined angular scope A of the bearing of trend that becomes China ink pipe 52.Particularly, 3 sides are the word of falling U shape and are pulled in the jar unit for China ink pipe 52 bearing positions from piping support body 106, upstream side, carry out position limit above jar unit 3 sides, and position limit is carried out by transition joint 57 (each inflow side port one 01) in the downstream.The angular range A of the bearing of trend of this frictional contact surface 107a and these position limit forms accordingly.
Shown in figure 10, transition joint 57 is set between a jar side pipe 52a and the side pipe 52b in the fixation side of canal curvature portion 62.Transition joint 57 has: 4 the inflow side port ones 01 corresponding with 4 China ink pipes, with its 4 corresponding outflow side port ones 02, with 4 inflow side port ones 01 and 4 flow into the tabular attachment 103 of port connection, in formation on the attachment 103 and with after the pipe guiding piece 111 stated protrusions snap slot 104, in the fastening projection 105 of the both sides of attachment 103 setting.
Transition joint 57 is in the part of fastening projection 105, and fastening is in pipe guiding piece 111 through buckle, thereby can not come off from pipe guiding piece 111.And, prevent to be installed on by error up and down pipe guiding piece 111 through slot 104.And, insert the downstream end that engages each jar side pipe 52a at each inflow side port one 01, insert the upstream that engages each side pipe 52b (canal curvature portion 62) at each outflow side port one 02.Through the transition joint 57 of such formation, can a jar side pipe 52a and a side pipe 52b be exchanged respectively independently.
Like Fig. 3 and shown in Figure 5, guide 53 has: with the moving back and forth that track parallel (Y direction) extends of balladeur train 41 from the pipe guiding piece 111 of downside adapting pipe bend 62, fixation side with canal curvature portion 62 be fixed in pipe guiding piece 111 fixed part 112, supply canal curvature portion 62 depend on setting flexible baffle 113, remain on the balladeur train unit 32 the movable end of canal curvature portion 62 and the guiding piece unit 114 of the curved shape of guiding tube turning part 63.
And on pipe guiding piece 111, its jar unit 3 side ends are equipped with transition joint 57.Therefore, on this part (floor portion 117) of pipe guiding piece 111, be equipped with and be used for a pair of コ word shape guiding piece 120,120 that transition joint 57 is installed from the upside buckle.And, be provided with the projection that the slot 104 that supplies transition joint 57 engages in the base plate 116 of pipe guiding piece 111.
One end of baffle 113 is fixed in pipe guiding piece 111, and the other end is maintained on the balladeur train 41, along with moving back and forth of balladeur train unit 32, manages 52 (canal curvature portions 62) with dynamic deformation with 4 China inks.And baffle 113 prevents other component parts (for example, the sidewall of outer mounting cover 15 or roof) contact of right side, upside among canal curvature portion 62 and Fig. 3 along the arranged outside of the R part of bend 62.That is, baffle 113 has the function that pipe supports body.And though omit in the diagram, suitable position is provided with the cotton rope of constraint canal curvature portion 62 on baffle 113.
Shown in Figure 11 (a) and (b), guiding piece unit 114 has pipe turning part 63 is met at right angles and the guide member 121 of the printhead unit 42 that leads, near the upstream side of guide member 121, is provided with and guaranteeing of in above-mentioned same plane, keeping of the movable end of canal curvature portion 62 held parts 122 at same plane inner bending.Guide member 121 with guarantee that holding parts 122 is fixed on the balladeur train 41.
Guiding groove 127 is to make 4 transversely arranged China ink pipe 52 members at horizontal plane and same plane inner bending, manages 52 to 2 China inks of every adjacency and has 1 independent guiding groove 126 (i.e. 2 independent guiding grooves 126,126).Each independent guiding groove 126 extends to form along the curved shape that is arranged with to square cross-section and channeling conduct, forms slightly narrower than the width of 2 transversely arranged China ink pipes 52.That is, the mode that embeds for 2 China ink pipes 52 of each independent guiding groove 126 supports and guides 2 China ink pipes 52 separately transversely arrangedly.
Each a pair of compressing tablet 129,129 is formed on downstream end (the bearing of trend leading section: the downstream of guidance body 128), and extend to form to the inside from upper end, the two side of each independent guiding groove 126 of each independent guiding groove 126.That is, a pair of compressing tablet 129,129 that extends to the inside from two side upper end contact with the upper surface of each China ink pipe 52, each China ink is managed 52 push to downside.And a pair of compressing tablet 129,129 sets with respect to the mutual staggered positions of the bearing of trend of independent guiding groove 126.And the symbol 128a among the figure is the punching of 129,129 o'clock mould of a pair of compressing tablet of moulding.
Pressing plate 130 covers the opening port universe of 2 independent guiding grooves 126,126, particularly, forms the flat shape of the top universe that covers guidance body 128.That is, cover the pressing plate 130 of open surface universe,, each China ink pipe 52 is pushed to downside with top contact of each China ink pipe 52.The movable end integrally formed (in other words, the prolongation of baffle 113) of pressing plate 130 and baffle 113, through guaranteeing the fastening sheet 128b that holds parts 122 and on guidance body 128, form, fastening is on guidance body 128.And pressing plate 130 is also as protection guidance body 128 and the protective cover of managing turning part 63.
Shown in Figure 11 (a) and (b) and Figure 12 (a) and (b), guarantee that holding parts 122 has: at supporting base 131 fixing on the balladeur train 41, fixing and with 4 China ink pipe 52 transversely arranged maintenances and keep holder 132 and the fixed screw 140 that holder 132 is fixed in supporting base 131 of the movable end of baffle 113 on supporting base 131.That is, supporting base 131 is via 4 China ink pipes 52 of holder 132 supportings and baffle 113.
Pipe is accepted parts 137 and is had: accept transversely arranged 4 China ink pipes 52 and baffle 113 pipe continuing surface 136, be in pipe continuing surface 136 both side ends and through width limitations make the pair of right and left of 4 transversely arranged China ink pipe 52 proper alignment proper alignment wall portion 139,139, be in the outside of a pair of proper alignment wall portion 139 and the holding section 152,152 of the pair of right and left that engages with the portion that is stuck 151,151 of pipe pressing component 138.Particularly, make baffle 113 following, 4 China ink pipes 52 carry to place and manage on the continuing surface 136 last.And a pair of proper alignment wall portion 139,139 and 4 transversely arranged China inks are managed 52 side (left surface of the right flank of the China ink pipe 52 of right part and the China ink pipe 52 of left part) butt, and 4 China ink pipes 52 are carried out width limitations.
Pipe pressing component 138 has: with pipe continuing surface 136 be the receiver pipe press surfaces 153 of pushing transversely arranged 4 China ink pipes, the portion that is stuck 151,151 of the pair of right and left that engages with the buckle form of the both side ends that is in pipe press surface 153 and a pair of holding section 152,152 of accepting parts 137 with pipe.
Here, with reference to Figure 13 (a), Figure 13 (b), Figure 13 (c) China ink pipe 52 is being guaranteed that the operation of packing into of holding on the parts 122 describes.Shown in Figure 13 (a), at first, accept parts 137 at pipe and upload the baffle 113 of putting level pulling, 4 China ink pipes 52 of level pulling above that are transversely arranged ground proper alignment carry and put.Put 4 China ink pipes 52 if carry, then locate 4 China ink pipes 52.Particularly, on each China ink pipe 52, carry out the location of bearing of trend, and carry out the location of width, and reversing according to the mark correction China ink pipe 52 of above-mentioned wire.Then, shown in Figure 13 (b), will manage pressing component 138 and accept on the parts 137 at pipe and install with the buckle mode and temporary fixed.4 China ink pipes 52 are being carried out when temporary fixed, the baffle 113 that movable end is remained in holder 132 spurs to U turns to shape via holder 132 with 4 China ink pipes 52, and holder 132 is reversally carried up and down place supporting base 131.Then, shown in Figure 13 (c), holder 132 is anchored on supporting base 131 through fixed screw 140.Thus, the movable end of China ink pipe 52 (canal curvature portions 62) is via guaranteeing that holding parts 122 remains in balladeur train 41.
According to above this formation; On guiding piece unit 114 (guide member 121); Setting is the pipe pressing mechanism (compressing tablet 129 and pressing plate 130) that receiver is pushed 4 China ink pipes 52 with guidance body 128; Thereby can suppress perk, prevent that China ink pipe 52 from coming off from guidance body 128 with the China ink pipe 52 of dynamic deformation.Therefore, can stably keep China ink pipe 52.
And,, can guide 2 China ink pipes 52 through an independent guiding groove 126, thereby can make guiding piece unit 114 become simple formation because per 2 China ink pipes have 1 independent guiding groove 126.And so long as the formations that 2 China ink pipes 52 are distributed 1 independent guiding groove 126, then certain sidewall of guiding groove 126 must contact with each China ink pipe 52 separately, thereby can obtain sufficient guiding function.
And; Set a pair of compressing tablet 129,129 through the downstream on guidance body 128; Can push in the downstream of guidance body 128, fixing China ink pipe 52, therefore can via China ink manage 52 be suppressed at printhead unit 42 inflow joint 44a go up the situation of the useless power of effect.
And through a pair of compressing tablet 129,129 is set with respect to the mutual staggered positions of the bearing of trend of independent guiding groove 126, a pair of compressing tablet 129, the gap between 129 broaden, and when upside is packed into, are being easy to the China ink pipe 52 independent guiding groove 126 of packing into.Therefore, assembling improves.And, when integrally formed, can make a pair of compressing tablet 129,129 be easy to moulding away from each other independent guiding groove 126 and a pair of compressing tablet 129,129.
And, through setting pressing plate 130, can push China ink pipe 52, thereby further suppress the perk of China ink pipe 52 through the open surface of guiding groove 127.
And, constitute pressing plate 130 through movable side end with baffle 113, can cut down part count and make providing ink portion 13 become simple formation.
And, guarantee and hold parts 122 through near the upstream side of guidance body 128, being provided with, can further suppress the perk of China ink pipe 52.
And in the above-described embodiment, balladeur train 41 is the body formed formations of branch with guidance body 128, but balladeur train 41 also can not be integrated formation with guidance body 128.At this moment, can cut down part count, thereby make providing ink portion 13 become simple formation.
And in the above-described embodiment, China ink jars 51 is arranged on the outside of external shell 15, but so long as then also can be arranged on the space that the inboard of external shell 15 is vacated in the outside of balladeur train 41.
Claims (8)
1. an ink-feeding device is supplied with ink to the printhead unit that moves back and forth via balladeur train, it is characterized in that having:
The China ink jar, the outside that it is arranged on above-mentioned balladeur train is used for supplying with above-mentioned ink to above-mentioned printhead unit;
Many China ink pipes, they above-mentioned China ink jar is coupled together with above-mentioned printhead unit and along with moving back and forth of above-mentioned balladeur train with dynamic deformation;
Guidance body, it is arranged on the above-mentioned balladeur train, with above-mentioned many China ink pipes along guiding groove with the angular bend of regulation guide to above-mentioned printhead unit;
A pair of compressing tablet, it is arranged on the downstream of above-mentioned guidance body, and extends to the inside from the upper end, two side of above-mentioned independent guiding groove.
2. ink-feeding device according to claim 1 is characterized in that,
Above-mentioned a pair of compressing tablet mutual staggered positions on the bearing of trend of above-mentioned guiding groove sets.
3. ink-feeding device according to claim 1 is characterized in that,
Above-mentioned guiding groove has 1 independent guiding groove to 2 China ink pipes of every adjacency.
4. ink-feeding device according to claim 1 is characterized in that,
Also have above-mentioned guidance body as receiver and push the pipe pressing mechanisms of above-mentioned many China ink pipes,
The aforementioned tube pressing mechanism has the tabular pressing component of the open surface that covers above-mentioned guiding groove.
5. ink-feeding device according to claim 1 is characterized in that,
Said ink-jet recording apparatus also possesses flexual baffle, and this flexual baffle adds and is arranged at said many pipes, and with said many pipes be accompanied by said balladeur train reciprocating motion and with dynamic deformation,
Above-mentioned pressing component is made up of the end of the above-mentioned printhead unit side of above-mentioned baffle.
6. ink-feeding device according to claim 1 is characterized in that,
Above-mentioned balladeur train and above-mentioned guidance body form.
7. ink-jet recording apparatus is characterized in that having:
The described ink-feeding device of claim 1;
The above-mentioned printhead unit of ink-jetting style is equipped on the balladeur train unit of above-mentioned balladeur train.
8. ink-jet recording apparatus according to claim 7 is characterized in that,
Constitute by a tape deck main body and the jar unit on above-mentioned tape deck main body, releasably installed,
Above-mentioned China ink jar is equipped on above-mentioned jar of unit.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010203139 | 2010-09-10 | ||
| JP2010-203139 | 2010-09-10 | ||
| JP2010206019A JP5810496B2 (en) | 2010-09-10 | 2010-09-14 | Inkjet recording device |
| JP2010-206019 | 2010-09-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202098105U true CN202098105U (en) | 2012-01-04 |
Family
ID=45384137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010207012420U Expired - Fee Related CN202098105U (en) | 2010-09-10 | 2010-12-31 | Ink feed apparatus and ink-jet recording apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202098105U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104080614A (en) * | 2012-01-30 | 2014-10-01 | 精工爱普生株式会社 | Inkjet recording apparatus |
| CN104114370A (en) * | 2012-02-28 | 2014-10-22 | 精工爱普生株式会社 | Inkjet recording device |
| CN104442001A (en) * | 2013-09-17 | 2015-03-25 | 精工爱普生株式会社 | Liquid container |
| CN108016133A (en) * | 2016-11-04 | 2018-05-11 | 精工爱普生株式会社 | Liquid injection apparatus |
-
2010
- 2010-12-31 CN CN2010207012420U patent/CN202098105U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104080614A (en) * | 2012-01-30 | 2014-10-01 | 精工爱普生株式会社 | Inkjet recording apparatus |
| CN104114370A (en) * | 2012-02-28 | 2014-10-22 | 精工爱普生株式会社 | Inkjet recording device |
| CN104114370B (en) * | 2012-02-28 | 2016-03-16 | 精工爱普生株式会社 | Inkjet recording device |
| CN104442001A (en) * | 2013-09-17 | 2015-03-25 | 精工爱普生株式会社 | Liquid container |
| CN104442001B (en) * | 2013-09-17 | 2018-03-20 | 精工爱普生株式会社 | liquid container |
| CN108016133A (en) * | 2016-11-04 | 2018-05-11 | 精工爱普生株式会社 | Liquid injection apparatus |
| CN108016133B (en) * | 2016-11-04 | 2019-12-03 | 精工爱普生株式会社 | Liquid injection apparatus |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |