CN1840270A - Method for producing perforated work plate, perforated work plate, liquid-jet head and liquid-jet apparatus - Google Patents
Method for producing perforated work plate, perforated work plate, liquid-jet head and liquid-jet apparatus Download PDFInfo
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- CN1840270A CN1840270A CN 200610071613 CN200610071613A CN1840270A CN 1840270 A CN1840270 A CN 1840270A CN 200610071613 CN200610071613 CN 200610071613 CN 200610071613 A CN200610071613 A CN 200610071613A CN 1840270 A CN1840270 A CN 1840270A
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Abstract
A die apparatus is composed of a lower receiving die, a round punch having the shape of a fine hole, and PET provided between the lower receiving die and the round punch. The round punch is passed through a work plate placed on the PET to cause a punched-out piece to remain within the PET, thereby boring the fine hole. The work plate having such fine holes is thus easily prepared, and applied as a filter for a liquid-jet head.
Description
Technical field
The present invention relates to a kind of die device that is used for getting out fine holes in the ultra-thin plate as working plate, wherein said fine holes is a through hole.Described die device is preferably applied to the preparation of the filter that jet head liquid uses, and described filter is used to capture the impurity that is included in being fed in the liquid of pressure generation chamber chamber of described jet head liquid.
The invention still further relates to a kind of method that is used to make the perforation working plate with the fine holes that gets out on the ultra-thin plate as working plate, described fine holes is a through hole.Described method is preferably applied to the manufacturing as the ultra-thin plate of perforation of filter, and described filter is used for jet head liquid and is used to capture the impurity that is included in being fed in the liquid of pressure generation chamber chamber of described jet head liquid.
The invention still further relates to a kind of perforation working plate with the fine holes that gets out on ultra-thin plate, described fine holes is a through hole.Described perforation working plate is preferably applied to the filter that jet head liquid is used, and described filter is used to capture the impurity that is included in being fed in the liquid of pressure generation chamber chamber of described jet head liquid.
The invention further relates to a kind of jet head liquid, wherein said jet head liquid comprises the filter with the fine holes that gets out on ultra-thin plate, and described fine holes is a through hole, the filter that described filter is used as jet head liquid; And a kind of liquid injection apparatus that comprises this jet head liquid.
Background technology
Liquid injection apparatus is designed for and sprays multiple liquid, and especially ink-jet recording apparatus is widely used.Ink-jet recording apparatus has the ink gun that is used for spraying by a plurality of nozzle orifices ink droplet, and described ink droplet is liquid.By the action of ink gun, ink droplet impinges upon on the surface as recording paper of medium etc., thus printing curve or character on recording paper.
In being arranged at the ink-feed channel of ink gun, the filter of flat plate shape is set, be used to remove the impurity of invading in the ink, that is to say, because former the carrying on as before of some the unknowns stayed ink-feed channel interior trickle synthetic resin and bubble.As filter, adopt twill filter (twilledfilter) or nonwoven fabric filter (seeing the open No.1999-10904 of Japanese patent unexamined) usually
Yet the twill filter has low aperture opening ratio and has big pressure loss (channel resistance), thereby customary practice is the area that increases filter.Yet this practice has increased the size of filter, the feasible size that is difficult to reduce ink gun.And the shape of the passage in the filter is too complicated, thereby changes for each filter pressure loss.This variation that adapts in the margin of tolerance is difficult, the feasible thus ability instability that captures impurity.And then the marginal portion of filter is worn, and for example causes damaging the trend of element thus during the step of assembling filter device.This caused processing filters the difficulty and cost is brought unfavorable.For nonwoven, trickle of fiber flows downward from filter with ink easily, thereby has reduced reliability.
In these cases, considered and used filter that described fine holes is formed on the super thin metal plate (for example, thickness is 10 to 20 microns SUS plate) by punching with many fine holes (for example, diameter is 15 microns hole).By this super thin metal plate with the many fine holes that are formed on wherein is used as filter, can reduce pressure loss, guarantee the abundant flow of ink, and make it have the stable function that captures impurity.
Have in the super thin metal plate of the many fine holes that are formed on wherein in preparation, can expect using die device, wherein die device comprises the patrix (piercer that has same diameter with fine holes, punch), with counterdie with depressed part (for example diameter is 16 to 17 microns hole), the diameter of described depressed part is less times greater than the diameter of fine holes, and utilizes the depressed part as the mould of pad to make piercer pass the super thin metal plate so that finish punching.
In order to make the super thin metal plate as filter, be necessary for the super thin metal plate many fine holes (for example, every square centimeter of several ten thousand holes) are provided, require depressed part to be formed in the mould thus.In reality was made, many fine holes need be rushed out simultaneously, and many depressed parts must be formed in the mould.And, be difficult with piercer and mold alignment (1 micron of concentricity or littler).
Form many this trickle depressed parts in mould, it is exceedingly difficult perhaps carrying out the aligning corresponding with 1 micron or littler concentricity.In fact, in preparing the mould that has the super thin metal plate that is formed on wherein many fine holes by piercer and have depressed part, run into serious difficulty.In addition, can expect that the depressed part of mould will will be covered by anvil scale by anvil scale (slug) obstruction or depressed part, cause tiny damage thus.
Therefore, also do not set up the technology that the super thin metal plate is applied to the filter that jet head liquid uses, described super thin metal plate has many fine holes that are formed on wherein.
Summary of the invention
Considered that aforementioned circumstances finished the present invention.Purpose of the present invention aims to provide a kind of die device that can easily prepare the super thin metal plate, and wherein said super thin metal plate is to have the working plate that is formed on many fine holes wherein.
Considered that equally, said circumstances finished the present invention.Another object of the present invention aims to provide a kind of method that is used to make the perforation working plate, and described method can easily prepare the super thin metal plate, and this super thin metal plate is to have the working plate that is formed on many fine holes wherein.
And, considered that aforementioned situation finished the present invention.A further object of the present invention provides a kind of perforation working plate, this perforation working plate can make the pressure loss minimum and guarantee enough flows of ink, described perforation working plate can be carried out the stabilization function that captures impurity, and can be with the easy to handle filter that acts on jet head liquid.
And then, considered that aforementioned situation finished the present invention.Another purpose of the present invention provides a kind of jet head liquid that comprises the jet head liquid filter, this jet head liquid filter can make the pressure loss minimum and guarantee enough flows of ink, this jet head liquid filter can be carried out the stabilization function that captures impurity, and processed easily; And provide a kind of liquid injection apparatus that described jet head liquid is housed.
Be used to realize that a first aspect of the present invention of above-mentioned purpose is a kind of die device that is used for getting out through hole on working plate, comprise: the bottom holds mould, piercer and is arranged on the bottom and holds compliant member between mould and the piercer, wherein said piercer passes the working plate that is placed on the compliant member, so that the sheet that will wash out is pressed in the inside of compliant member, thereby in work, get out through hole.
In first aspect, the sheet that washes out is pressed in the inside of compliant member, so that get out through hole.Thus, do not need to be formed for holding the depressed part of piercer.Do not need depressed part is alignd with piercer yet.Correspondingly, the working plate with shape many through holes therein prepares easily.
A second aspect of the present invention is the die device according to first aspect present invention, it is characterized in that compliant member is a polymeric material.
In second aspect, the hardness of flexible material presents the best, thereby the sheet that washes out can be stayed in the compliant member.Because compliant member is polymeric material, and then when piercer contacted with compliant member formation, the front end of piercer can not be damaged.
A third aspect of the present invention is according to a first aspect of the invention or the die device of second aspect, and the thickness that it is characterized in that compliant member is the twice of working plate thickness or more times.
In the third aspect, working plate can be passed fully, and the sheet that washes out is allowed to stay in the compliant member reliably.
A fourth aspect of the present invention be according to the present invention first to the third aspect each die device, it is characterized in that the surface in the face of compliant member that the bottom holds mould is flat.
In fourth aspect, the surface that the bottom holds mould is flat.Thus, when many sheets that wash out are pressed in the compliant member, the amount unanimity of recess, thus many sheets that washes out can be maintained in the compliant member reliably.
Be used to realize that a fifth aspect of the present invention of above-mentioned purpose is a kind of method of utilizing piercer and bottom to hold mould manufacturing perforation working plate, comprise step: piercer is passed be placed on the working plate on the compliant member, so that the sheet that will wash out is pressed in the inside of compliant member, on working plate, get out through hole thus.
In aspect the 5th, having the working plate that is formed on many through holes wherein can easily be prepared.
A sixth aspect of the present invention is the method that is used to make the perforation working plate according to fifth aspect present invention, it is characterized in that the bottom hold mould in the face of the surface of compliant member be flat.
In aspect the 6th, thus, when many sheets that wash out are pressed in the compliant member, the amount unanimity of recess, thus many sheets that washes out can be maintained in the compliant member reliably.
A seventh aspect of the present invention is the method that is used to make the perforation working plate of the 5th or the 6th aspect according to the present invention, it is characterized in that when piercer by when compliant member is pulled out, be pressed into the inside that the sheet that washes out in the compliant member inside is allowed to stay compliant member.
In aspect the 7th, when piercer was drawn out compliant member, the sheet that washes out was non-cohesive on piercer.Thus, the perforation working plate can be manufactured in a satisfactory manner.
A eighth aspect of the present invention for achieving the above object is the perforation working plate of making by according to each described method that is used to make the perforation working plate in the 5th to the 7th aspect.
In eight aspect, the periphery that can be provided at the hole does not have the perforation working plate of burr.
Be used to realize that a ninth aspect of the present invention of above-mentioned purpose is the jet head liquid with pressure generation chamber chamber and nozzle orifice, this jet head liquid comprise according to eighth aspect present invention be used in jet head liquid with the perforation working plate in the filter, described filter is used for capturing and is included in and will be fed into the impurity of the indoor liquid of pressure generation chamber.
In aspect the 9th, can provide to have the jet head liquid of jet head liquid with filter, described filter can be removed the impurity that is included in the ink reliably.
A tenth aspect of the present invention is the jet head liquid according to the 9th aspect, it is characterized in that the jet head liquid filter is the filter thin plate that is made of separately metal film, have a plurality of through holes that are formed in the filter, and have the irregular line that is formed on the filter surfaces, described irregular line extends along the dot matrix pattern.
In aspect the tenth, the jet head liquid filter is to have the filter that is formed on a plurality of through holes wherein.Thus, the jet head liquid that obtains is the jet head liquid with filter, and described filter has guaranteed that enough flows of ink make the pressure loss minimum simultaneously, and can carry out the stabilization function that captures impurity.And irregular line is formed on the surface of filter.Thus, jet head liquid is the jet head liquid with filter, and described filter has been eliminated buckling force (based on the residual stress of brill on bending direction of many through holes), keeps flat state thus, and handles easily thus.In addition, even be installed in the described head, filter also is in flat state and can not ripples, thereby can not take place because the change of the shape of through holes that ripple causes, and can remove the impurity in the ink reliably.
A eleventh aspect of the present invention is the jet head liquid according to the tenth aspect, and the size that it is characterized in that the through hole of filter is the size of nozzle orifice or littler.
In the tenth one side, can prevent impurity stopped nozzles aperture reliably.
Be used to realize that a twelveth aspect of the present invention of above-mentioned purpose is a kind of liquid injection apparatus, this liquid injection apparatus comprises according to each described jet head liquid in the tenth to the tenth one side.
In aspect the 12, can provide the liquid injection apparatus with filter, described filter can guarantee that enough flows of ink make the pressure loss minimum simultaneously, can carry out the stabilization function that captures impurity, and keep flat state, is convenient to thus handle.
Description of drawings
In order more completely to understand the present invention and advantage thereof, the present invention is described below in conjunction with accompanying drawing.
Fig. 1 is the organigram of ink-jet recording apparatus;
Fig. 2 is the sectional view of the major part of ink gun;
Fig. 3 is whole sectional view that ink gun is shown;
Fig. 4 A and 4B are the key-drawings of filter;
Fig. 5 A is the key-drawing of punching state to 5C;
Fig. 6 A and 6B are the key-drawings of punching step;
Fig. 7 is the operation key-drawing that warpage is removed step;
Fig. 8 A and 8B are the views of state that the formation of irregular line is shown;
Fig. 9 A and 9B are the key-drawings according to the piercer of another embodiment; And
Figure 10 A and 10B are the key-drawings according to the piercer of another embodiment.
The specific embodiment
Ink-jet recording apparatus is described below with reference to 1 to 3, by according to the embodiment of the invention be used to make the perforation working plate the method preparation working plate as filter application in described ink-jet recording apparatus.The perforation working plate has utilized the die device according to the embodiment of the invention to prepare.That is, the perforation working plate is as filter, and described filter is used to capture the impurity that is included in being fed in the fluid of pressure generation chamber chamber of ink gun.
Fig. 1 shows the organigram of the ink-jet recording apparatus that the utilization jet head liquid filter that die device forms according to the present invention is housed.Fig. 2 shows the sectional view of the major part of ink gun (jet head liquid).Fig. 3 shows the sectional view of whole ink gun.
Ink-jet recording apparatus (apparatus main body) 1 comprises and the carrier 3 all-in-one-piece ink guns 5 of print cartridge 2 is installed and is installed in record head 4 on the carrier 3.Carrier 3 links to each other with stepper motor 7 by timing belt 6, and is guided so that go up reciprocating motion at the paper width direction (main scanning direction) of recording paper 9 by guide rod 8.Carrier 3 forms the box-like of upward opening, and record head 4 is installed on the carrier 3, thus the nozzle surface of record head 4 be exposed to carrier 3 with recording paper 9 facing surfaces (lower surface).Under this situation, print cartridge 2 is contained in the carrier 3.
As shown in Figure 2, ink gun 5 (see figure 1)s are provided with control panel 15, and enter piezoelectric vibrator 16 (following will the description) from the actuating signal of control device 13 (see figure 1)s by control panel 15.Control panel 15 is arranged on the position of head capsule body 18 in a side relative with channel unit 17, promptly along the upper surface setting of head capsule body 18.
The structure of record head 4 is described based on Fig. 2 below.
In record head 4, channel unit 17 is arranged on the leading section of record head 4, and the nozzle plate 19 with nozzle orifice 20 is arranged in the channel unit 17, and described nozzle orifice 20 is arranged in nozzle forms surperficial 19a in a row.Be communicated with nozzle orifice 20 and the action by piezoelectric vibrator 16 is set up to the pressure generation chamber chamber 21 of ink pressurization, and inks are supplied with from ink storage chamber 22 in pressure generation chamber chamber 21.
Specifically, channel unit 17 comprises that nozzle plate laminated together 19, pressure generation chamber chamber form plate 24 and oscillating plate 25, and described nozzle plate 19 has nozzle and forms surperficial 19a, and nozzle forms surperficial 19a and has boring nozzle orifice 20 therein; The pressure generation chamber chamber forms plate 24 and has the space that is formed on wherein, described space and pressure generation chamber chamber 21, with pressure generation chamber chamber 21 shared as fluid storage compartment ink storage chamber 22 and with pressure generation chamber chamber 21 and ink storage chamber 22 to be communicated with ink supply path 23 corresponding; And oscillating plate 25 is to be used for the sealing plate that sealing load produces the opening of chamber 21 and ink storage chamber 22.It is flat surface that nozzle forms surperficial 19a.Channel unit 17 utilizes binding agent to engage with the front end face 18a of head capsule body 18.
In head capsule body 18, a passage 27 is formed in the part corresponding with ink storage chamber 22.Ink (see figure 1) in the print cartridge 2 is guided in the ink storage chamber 22 by a passage 27.Flexible PCB 28 links to each other with piezoelectric vibrator 16, and it receives from control panel 15 and drives signal.Flexible PCB 29 links to each other with control panel 15 by terminal 30, and described flexible PCB 29 will be transferred to control panel 15 from the actuating signal that is used to operate whole apparatus main body 1 (see figure 1) of controlling device 13 (see figure 1)s.
In record head 4, pressure generation chamber chamber 21 is shunk and is expanded according to the contraction and the expansion of piezoelectric vibrator 16, and the injection of the suction of ink and ink droplet is performed according to the 21 interior pressure variations of pressure generation chamber chamber.Nozzle plate 19 has the many nozzles to row of formation, and every couple of row is made of two row's nozzles.Be provided with and be used to the skull 14 that keeps nozzle to form surperficial 19a.Skull 14 prevents rough action or to the scuffing in the bight of channel unit 17, because the bight of scraping blade 11 (see figure 1)s friction passage unit 17 during the wiping nozzle forms surperficial 19a.
From print cartridge 2 (see figure 1) ink supplied from the beginning passage 27 flow into ink storage chambers 22.Then, the action by piezoelectric vibrator 16 in pressure generation chamber chamber 21 of described ink is pressurized, and injected towards recording paper 9 (see figure 1)s by nozzle orifice 20 as ink droplet, so that print.
The whole structure of ink gun 5 is described below with reference to Fig. 3.
As shown in Figure 3, ink gun 5 is configured to record head 4 and is connected to the retainer 41 corresponding with carrier 3 (see figure 1)s.Plate shape parts 41a is arranged on the top of a retainer 41, and the ink supply pin 31 that enters print cartridge 2 (see figure 1)s is connected to plate shape parts 41a.Path in the ink supply pin 31 is communicated with introducing passage 33 by filter 32, and introduces inlet tube 34 formation of passage 33 by being arranged on plate shape parts 41a downside.
The annular projection 42 on the top of head capsule body 18 passes control panel 15, and a passage 27 is provided with coaxially with introducing passage 33.Passage 27 with introduce that passage 33 links to each other and seal with seal member 35, seal member 35 is by forming such as elastomeric elastomeric material.Head capsule body 18 is installed on the retainer 41 by seal member 35, and seal member 35 is compressed between the end face of the end face of inlet tube 34 and annular projection 42 thus.According to this channel design, in the time of in ink supply pin 31 relatively inserts as the print cartridge 2 of fluid supply source, ink is fed into channel unit 17.
The filter 32 that is arranged in the said apparatus main body 1 is made by the method that is used to make the perforation working plate according to the embodiment of the invention.Be used for its manufacturing according to the die device of the embodiment of the invention.
Below with reference to Fig. 4 A and 4B filter 32 is described.
Fig. 4 A shows whole filter 32, and Fig. 4 B shows the magnifying state of the major part of filter 32.
As shown in the figure, filter 32 by on the flat working plate of making by stainless steel (SUS) (filter tablets (thin plate): for example thickness is 15 microns) 51, get out many for the fine holes 52 of through hole (for example, every square centimeter of several ten thousand holes, each hole has 15 microns diameter) and the working plate of will boring a hole be cut into circle and form.That is, filter 32 is made of filter tablets, and described filter tablets is made by metal film.For example, the diameter of filter 32 is 8 millimeters to 9 millimeters the order of magnitude, and the diameter of fine holes 52 is set less than the diameter of nozzle orifice 20 (see figure 2)s.
The hole of filter 32 can be square hole or hexagonal hole.In this case, must be just enough with cornerwise length setting in hole less than the length of nozzle orifice 20 (see figure 2)s.
The irregular line 53 that extends with the dot matrix pattern is formed on the flat working plate so that eliminate buckling force (based on the residual stress on bending direction of getting out of many fine holes 52), keeps flat state thus.By irregular line 53 is provided, eliminated warpage, and kept flat state, even under the ultra-thin situation of filter 32.Thus, it is handled easily, and making it possible to increases productivity ratio at assembly process.
Even in the time of in being installed to ink gun 5 (see figure 2)s, filter 32 also is in flat state, and can not ripple.Thus, can not take place because the change of the shape of the fine holes 52 that causes of ripple, thereby can remove impurity in the ink reliably.
Fine holes 52 for example is set at 4 microns the order of magnitude with respect to the spacing of adjacent fine holes 52.Irregular line 53 has and is set at for example ridge height of 20 to 50 micron number magnitudes, and has the spacing with respect to adjacent irregular line 53 of the order of magnitude that for example is set at 60 microns.
Below with reference to Fig. 5 A-5C the die device that is used to make filter 32 is described to Fig. 8 A-8B.
Fig. 5 A shows wherein the sectional view by the state of the punching of carrying out according to the embodiment of the invention.Fig. 5 B shows the working plate after punching and the sectional view of compliant member.Fig. 5 C shows the working plate after punching and the plane of compliant member.Fig. 6 A and 6B show the operation key-drawing that is used for the punching step.Fig. 7 shows the operation key-drawing that warpage is removed step.Fig. 8 A and 8B show the view that irregular line forms state.
The structure of die device is described to 5C below with reference to Fig. 5 A.
Shown in Fig. 5 A, die device 54 has circular punching tool 57, and described circular punching tool 57 is arranged on flat tabular bottom by stripper 56 to be held above the mould 55, and described bottom holds mould 55 and is not formed on wherein irregular part.Hold on the upper surface of mould 55 PET (PETG: polymeric material) 58 be provided as compliant member in the bottom.The diameter of the front end 57a of circular punching tool 57 is corresponding with the diameter of the fine holes 52 of filter 32, and the front end 57a of circular punching tool 57 will be inserted in the PET 58.The bottom holds not having irregular part and be flat in the face of the surface of PET 58 of mould 55.Thus, when many sheets that wash out 62 of working plate 51 were pressed in the PET 58, the amount of recess was consistent, thereby described many sheets that washes out 62 can be securely held among the PET 58.
For the polymeric material that is used for flexible material, can use PC (Merlon), POM (polyacetals), ABS (ABS resin), and PPS (polyphenylene sulfide).The hardness of flexible material can change ground according to the size of the thickness of working plate, fine holes and spacing etc. and select.
In above-mentioned die device 54, working plate 51 is placed on the PET 58, and the front end 57a of circular punching tool 57 passes working plate 51 so that go out fine holes 52.At this moment, the front end 57a that has passed the circular punching tool 57 of working plate 51 is inserted in the PET 58, and the sheet 62 that washes out is still stayed in the PET 58.That is, can observe state shown in Fig. 5 A and Fig. 5 B.Thus, can need under providing the situation of the front end 57a that recess is used to hold circular punching tool 57, die side not go out fine holes 52.
The thickness of PET 58 is the twice at least of working plate 51 thickness, and is preferably 0.1 millimeter to 0.2 millimeter the order of magnitude.By adopting 0.1 millimeter to 0.2 millimeter thickness, the sheet 62 that washes out can be allowed to stay in the PET 58 reliably and the thickness that do not need to make PET 58 thicker than required.In addition, working plate 51 can be penetrated fully.Thus, the circumferential edges in fine holes 52 does not have owing to the poor burr that causes that penetrates.
Therefore, the use of above-mentioned die device 54 makes it possible to get out fine holes 52, and the sheet 62 that washes out is still stayed in the PET 58.As a result, there is no need to form the front end 57a that recess holds circular punching tool 57.Do not need recess is aimed at the front end 57a of circular punching tool 57 yet.Therefore, can easily prepare working plate 51 with the fine holes 52 that is formed on wherein.
The action of punching step is described below with reference to Fig. 6 A and 6B.
As shown in Figure 6A, stripper 56 holds mould 55 and moves towards the bottom, and the front end 57a with circular punching tool 57 is driven in the working plate 51 thus, and the result is that the front end 57a of circular punching tool 57 is inserted in the PET 58 with the sheet 62 that washes out.Stripper 56 rises, and the sheet 62 that washes out stays in the PET 58, and working plate 51 moves spacings with PET 58, and after this, the front end 57a of circular punching tool 57 is driven in the working plate 51 once more.By repeating this action, many fine holes 52 are formed in the working plate 51.
As mentioned above, working plate 51 being moved the operations that the front end 57a of spacings and circular punching tool 57 is driven in the working plate 51 with PET 58 is repeated.Thus, even burr takes place, do not exist because burr is caused taking place the possibility of side direction burr by the crushing of the end face of stripper 56 yet.Explanation is in passing, if have below the mould of the recess that the front end 57a that is used for circular punching tool 57 inserts is placed on, and be used, the fragmentation of moving the burr between the end face that the upper surface that will cause mould is not recessed portion and stripper 56 of working plate so makes fine holes 52 be out of shape thus.There is not the possibility of fine holes 52 distortion in the use of above-mentioned die device 54.
If use PET 58, can see being measured as about 4 to 5 microns burr, but can determine circular punching tool 57 is not almost damaged.If use the PC harder, can observe the burr of 2 to 3 micron number magnitudes than PET 58.These find that the use of explanation PET 58 restrained burr and made damage minimum to circular punching tool 57.Use hard flexible material can reduce burr.
The action that is used for warpage removal step is described below with reference to Fig. 7.
Have the working plate 51 that is formed on many fine holes 52 wherein and carry out punching press, so that form the shape of filter 32 by oval product diel 65.The irregular part 66 that is used to form irregular line 53 is arranged on the apparent surface of the mold 65a of oval product diel 65 and bed die 65b.In the shape of going out filter 32, irregular line 53 (seeing Fig. 4 A and Fig. 4 B) is formed on the surface of filter 32.
Shown in Fig. 8 A, irregular line 53 can be formed on the whole surface of filter 32.Replacedly, shown in Fig. 8 B, irregular line 53 can form, and on the complete periphery of staying filter 32 of welded edge 67.
Be provided with oval product diel 65 (see figure 7)s of irregular 66 part (see figure 7)s by use, in the going out of oval product, can carry out pressurization and proofread and correct.
Thus, above-mentioned filter 32 has been guaranteed the abundant flow of ink and has been made the pressure loss minimum, and can carry out the stabilization function that captures impurity.And then it is handled easily.Therefore, it can be as ink gun with filter 32, and this filter traps will be fed into the impurity that contains in the ink in the pressure generation chamber chamber 21 of ink gun 5, and described ink gun 5 has pressure generation chamber chamber 21 and nozzle orifice 20.
Below with reference to Fig. 9 A, 9B and 10A, 10B describe other embodiment.
Punching tool 71 shown in Fig. 9 A has a plurality of (among the embodiment that illustrates being 16) the square front end portions 73 (piercer, drift) (pin embeds and keeps type) on the end face that is arranged on cube 72.A limit of leading section 73 is formed with for example 13 microns size, and the catercorner length of the fine holes 74 of working plate 51 is set at about 15 microns, shown in Fig. 9 B.The shape of leading section 73 can be circle.
By using the punching tool 71 shown in 9A, can form a plurality of fine holes 74 (among the embodiment that illustrates being 16) by single punching press.
Punching tool 81 shown in Figure 10 A has a plurality of (among the embodiment that illustrates being 5) the square front end portions 83 (piercer, drift) (interdigitated electrode structure) on the end face of rectangular parallelepiped protrusion part of being arranged on 82.The same with shown in Fig. 9 A, a limit of leading section 83 is formed with for example 13 microns size.On the other hand, cornerwise length setting of the fine holes 84 of working plate 51 is about 15 microns, shown in Figure 10 B.The shape of leading section 83 can be circle.
By using the punching tool 81 shown in Figure 10 A, can form a plurality of (among the embodiment that illustrates being 5) fine holes 84 by single punching press.
Therefore, punching tool 71 shown in Fig. 9 A and the 10A and 81 use make it possible to form a plurality of fine holes by single punching press, and can increase the efficient of production, and do not increase the speed of decompressor.
Although described the present invention, it will be appreciated that the present invention is not by this restriction but can change in many ways by the foregoing description.This variation should not think and broken away from the spirit and scope of the present invention that all obvious variation and modification all should be believed to comprise in appended claims institute restricted portion for a person skilled in the art.
Claims (12)
1. die device that is used in working plate, getting out through hole, comprise: the bottom holds mould, piercer and is arranged on described bottom and holds compliant member between mould and the piercer, and wherein said piercer passes the described working plate that is placed on the described compliant member, so that the sheet that will wash out is pressed into the inside of described compliant member, in described working plate, get out described through hole thus.
2. die device according to claim 1, wherein, described compliant member is a polymeric material.
3. die device according to claim 1, wherein, the thickness of described compliant member is the twice of thickness of described working plate or more times.
4. die device according to claim 1, wherein, the surface in the face of described compliant member that described bottom holds parts is flat.
5. method of utilizing piercer and bottom to hold mould manufacturing perforation working plate comprises step:
Described piercer is passed be placed on the described working plate on the compliant member,, thereby in described working plate, get out through hole so that the sheet that will wash out is pressed into the inside of described compliant member.
6. the method that is used to make the perforation working plate according to claim 5, wherein, the surface in the face of described compliant member that described bottom holds parts is flat.
7. the method that is used to make the perforation working plate according to claim 5, wherein, when described piercer was pulled out in compliant member, the described sheet that washes out that is pressed into described compliant member inside was allowed to stay the inside of described compliant member.
8. perforation working plate by forming as each described method that is used to make the perforation working plate among the claim 5-7.
9. jet head liquid, this jet head liquid has pressure generation chamber chamber and nozzle orifice, and comprise perforation working plate as claimed in claim 8, this perforation working plate is used in the filter that is used for described jet head liquid, and the described filter traps that is used for described jet head liquid is included in the impurity that will be fed in the liquid of described pressure generation chamber chamber.
10. jet head liquid according to claim 9, wherein, the filter that is used for jet head liquid is the filter tablets that is made of separately metal film, have a plurality of through holes that are formed in the described filter, and have the irregular line that is formed on the filter surfaces, described irregular line extends with the dot matrix pattern.
11. jet head liquid according to claim 10, wherein, the size of the through hole of described filter is the size of described nozzle orifice or littler than the size of described nozzle orifice.
12. one kind comprises the liquid injection apparatus according to each described jet head liquid in claim 10 and 11.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005092286A JP4844710B2 (en) | 2005-03-28 | 2005-03-28 | Filter manufacturing method, filter, and liquid jet head |
| JP2005092286 | 2005-03-28 | ||
| JP2005096909 | 2005-03-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1840270A true CN1840270A (en) | 2006-10-04 |
| CN100446902C CN100446902C (en) | 2008-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200610071613XA Expired - Fee Related CN100446902C (en) | 2005-03-28 | 2006-03-28 | Method for producing perforated work plate, perforated work plate, liquid-jet head and liquid-jet apparatus |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4844710B2 (en) |
| CN (1) | CN100446902C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103625130A (en) * | 2012-08-20 | 2014-03-12 | 施乐公司 | Self-cleaning media perforator |
Families Citing this family (10)
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|---|---|---|---|---|
| JP2009000729A (en) * | 2007-06-22 | 2009-01-08 | Seiko Epson Corp | Press working method, punching plate, and liquid jetting head |
| JP5104088B2 (en) * | 2007-07-18 | 2012-12-19 | セイコーエプソン株式会社 | Liquid ejecting apparatus and method of manufacturing liquid ejecting apparatus |
| JP5168155B2 (en) * | 2009-01-08 | 2013-03-21 | セイコーエプソン株式会社 | Liquid ejecting head and liquid ejecting apparatus |
| JP5321807B2 (en) * | 2009-01-26 | 2013-10-23 | セイコーエプソン株式会社 | Filter manufacturing method, liquid ejecting head manufacturing method, and liquid ejecting apparatus manufacturing method |
| JP2012035592A (en) * | 2010-08-11 | 2012-02-23 | Seiko Epson Corp | Filter, liquid droplet ejection head, and liquid droplet ejection apparatus |
| JP2012061786A (en) * | 2010-09-17 | 2012-03-29 | Seiko Epson Corp | Passage member, liquid jetting head, liquid jetting apparatus, and filter |
| CN103534047B (en) * | 2011-04-15 | 2016-10-12 | 摩擦纺织品股份有限公司 | There is the tool device of protectiveness non-woven fabric protective layer |
| JP2013202620A (en) * | 2012-03-27 | 2013-10-07 | Seiko Epson Corp | Die apparatus |
| KR102246631B1 (en) | 2017-07-10 | 2021-04-30 | 주식회사 엘지화학 | 3D Pattern Diecutter for lithium metal electrode |
| CN110005189B (en) * | 2019-04-18 | 2023-08-01 | 安阳融达实业有限公司 | Building plane template and preparation device thereof |
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| JPS5089987A (en) * | 1973-12-14 | 1975-07-18 | ||
| JPS63220930A (en) * | 1987-03-05 | 1988-09-14 | Toyota Motor Corp | Method for straightening flatness of thin metal plate |
| JPH01188298A (en) * | 1988-01-21 | 1989-07-27 | Nec Corp | Piercing device |
| DE9017365U1 (en) * | 1990-12-22 | 1992-01-30 | Westaflexwerk Gmbh & Co Kg, 4830 Guetersloh, De | |
| US5742314A (en) * | 1994-03-31 | 1998-04-21 | Compaq Computer Corporation | Ink jet printhead with built in filter structure |
| CN2197146Y (en) * | 1994-07-06 | 1995-05-17 | 林锦钿 | Drilling model on an aluminium door-fram |
| JPH08243777A (en) * | 1995-03-13 | 1996-09-24 | Hideo Nakagawa | Metal filter cutting method and device therefor |
| GB2299786B (en) * | 1995-04-05 | 1999-05-26 | Seiko Epson Corp | Ink jet recording apparatus |
| DE29623453U1 (en) * | 1995-04-05 | 1998-05-28 | Seiko Epson Corp | Ink cartridge for an ink jet recording device |
| JP3782853B2 (en) * | 1996-08-22 | 2006-06-07 | 日清紡績株式会社 | Manufacturing method of multi-perforated metal plate in punch press apparatus |
| JP3484932B2 (en) * | 1997-06-23 | 2004-01-06 | セイコーエプソン株式会社 | Ink jet recording device |
| JPH11207696A (en) * | 1998-01-30 | 1999-08-03 | Hitachi Ltd | Punch metallic mold |
| CN2335721Y (en) * | 1998-10-14 | 1999-09-01 | 深圳市天有实业发展有限公司 | Perforating die for perforated steel strap |
| JP2003231259A (en) * | 2001-12-03 | 2003-08-19 | Seiko Epson Corp | Nozzle plate, its manufacturing method, and liquid ejection head |
| JP2004291009A (en) * | 2003-03-26 | 2004-10-21 | Mitsui Seimitsu Kk | Platy product after press-working |
-
2005
- 2005-03-28 JP JP2005092286A patent/JP4844710B2/en not_active Expired - Fee Related
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2006
- 2006-03-28 CN CNB200610071613XA patent/CN100446902C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103625130A (en) * | 2012-08-20 | 2014-03-12 | 施乐公司 | Self-cleaning media perforator |
| CN103625130B (en) * | 2012-08-20 | 2016-04-27 | 施乐公司 | Automatically cleaning media perforator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4844710B2 (en) | 2011-12-28 |
| JP2006272631A (en) | 2006-10-12 |
| CN100446902C (en) | 2008-12-31 |
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