CN1892939B - Paste coating device and method for manufacturing sliced electronic component - Google Patents
Paste coating device and method for manufacturing sliced electronic component Download PDFInfo
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- CN1892939B CN1892939B CN 200610084572 CN200610084572A CN1892939B CN 1892939 B CN1892939 B CN 1892939B CN 200610084572 CN200610084572 CN 200610084572 CN 200610084572 A CN200610084572 A CN 200610084572A CN 1892939 B CN1892939 B CN 1892939B
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- pastel
- wheel
- outer peripheral
- peripheral face
- scraper plate
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Abstract
The invention provides an apparatus for applying paste, by which paste can be prevented from being stuck/solidified on the side face of a peripheral part of a paste applying wheel and can be applied stably to a chip type component and to provide a method for manufacturing the chip type electronic component. The apparatus for applying paste, which is used for applying the paste packed in a groove arranged on the outer peripheral surface of a paste wheel 12 to the end face of the chip type component 2, is provided with: scraping blades 16 which are arranged respectively on both sides of the paste applying wheel 11 for supplying paste to the paste wheel 12 from a paste vessel 10 and are used for scraping the paste stuck to both side faces of the peripheral part of the paste applying wheel 11; and a regulation blade 13 arranged to be brought into contact with the outer peripheral surface of the paste wheel 12.
Description
Technical field
The present invention relates to a kind of pastel applying device, especially relate to and be used for the manufacture method that electrode paste is coated in the lip-deep pastel applying devices of sheet type electronic device such as capacitor and uses the sheet type electronic device of this device.
Background technology
In the past, as this pastel applying device is known disclosed technology in the patent documentation 1,2 arranged.As shown in figure 11, the brief configuration of disclosed pastel applying device is in the patent documentation 1: be provided with pastel container 10, pastel coating wheel 11 and pastel wheel 12 in the left and right sides of the transport path that remains on the sheet parts 2 on the conveyer belt 1 with predetermined distance.
Be activated and respectively along under the state of direction of arrow rotation at wheel 11,12, the paste for use in electrode shape thing P that fills up pastel container 10 is attached on the outer peripheral face of pastel coating wheel 11 and moves with wheel 11 rotations, thereby pass on the outer peripheral face of pastel wheel 12, be attached in the groove of wheel 12.During with the end face sliding friction of sheet parts 2, be applied to attached to the pastel in the groove of wheel 12 on the end face of sheet parts 2 along with this rotation at the outer peripheral face of pastel wheel 12.Be limited in its thickness (with reference to Figure 12) attached to the pastel on the outer peripheral face of pastel coating wheel 11 by scraper plate 15.
Yet, in above-mentioned pastel applying device, because the bottom of pastel coating wheel 11 is immersed among the pastel P that fills up pastel container 10, so pastel P is not only on the outer peripheral face attached to wheel 11, also on the periphery side attached to wheel 11.Limit adhesion amounts attached to the pastel on the outer peripheral face of wheel 11 by scraper plate 15, and supply with pastel wheel 12.But, can not scrape off by scraper plate 15 attached to the pastel on the periphery side of pastel coating wheel 11, and left behind attached to the state on the periphery side of wheel 11.The pastel that remains on the periphery side solidifies easily, make viscosity become inhomogeneous, thereby exist the pastel unstable, that solidify that become such as electrode coating shape of sheet parts 2 back that comes off to turn back to undesirable condition in the container 10 as foreign matter attached to the pastel on wheel 11 outer peripheral portions.
On the other hand, a kind of technology being disclosed in patent documentation 2: the scraping of コ word shape is fitted on the coating donor rollers from the outside, makes on the outer peripheral face of coating donor rollers and only adhere to certain thickness coating, and unnecessary coating is scraped off.
If suppose disclosed コ word shape scraping in the patent documentation 2 is combined in the patent documentation 1 on the disclosed device, so in patent documentation 2 in the disclosed applying device, owing to not forming groove on the application roll that is configured in upside, so the scraping of indeterminate コ word shape this scrape off many a spot of coating could filling slots, thereby the pastel that causes supplying with groove is very few or too much.
Patent documentation 1: the Japan Patent spy opens the 2001-167989 communique
Patent documentation 2: Japan Patent is opened flat 6-14811 communique in fact
Summary of the invention
At this, the object of the present invention is to provide and a kind ofly avoid on the periphery two sides that pastel adheres to/be solidificated in pastel coating wheel and can make the pastel applying device of the pastel coating stabilisation of sheet parts and the manufacture method of sheet type electronic device.
To achieve these goals, the pastel applying device among the present invention comprises: the pastel container that is used to accommodate pastel; Be immersed in the state in the pastel in the described pastel container, first pastel wheel that rotatably is configured with a part; The outer peripheral face of outer peripheral face and described first pastel wheel is pressed close to, rotatably is configured on the position that is higher than described first pastel wheel and radially is formed with second pastel wheel of groove in the outer peripheral face upper edge; The transfer member that is used to make the outer peripheral face of sheet parts and described second pastel wheel to contact, on prescribed path, this sheet parts is carried; First scraper plate that is provided with in contact with the two sides of described first pastel wheel; And second scraper plate that is provided with in contact with the outer peripheral face of described second pastel wheel, it is characterized in that, by described first pastel wheel is rotated along fixed-direction, and the pastel in the described pastel container is attached on the outer peripheral face and two sides of first pastel wheel, at described first pastel wheel during by described first scraper plate, scraped off attached to the pastel on first pastel wheel two sides, and the pastel of amount of enough filling the described groove of described second pastel wheel remains on the outer peripheral face of first pastel wheel, the pastel that remains on described first pastel wheel outer peripheral face is transferred on the outer peripheral face of second pastel wheel from the outer peripheral face of first pastel wheel, thereby accommodate in the described groove of described second pastel wheel, after described second pastel wheel passes through described second scraper plate, pastel is not transferred on the outer peripheral face of second pastel wheel, and only be housed in the described groove, when the outer peripheral face of described second pastel wheel contacted with the sheet parts of being carried by described transfer member, the pastel that is housed in the described groove was transferred on the surface of described sheet parts.
In pastel applying device of the present invention, because the part of first pastel wheel is immersed in the interior pastel of container, so pastel will periphery two sides attached to this wheel on, but will scrape off by first scraper plate attached to the pastel on the periphery two sides.Therefore, can not solidify attached to the pastel on the periphery two sides of first pastel wheel.Utilization is stirred the pastel in the container by the pasty state logistics that first scraper plate turns back in the container, can make the viscosity of pastel become even.Make when being scraped off by first scraper plate at first pastel wheel attached to the pastel on the two sides, the pastel of the amount of the residual groove that enough filling second pastel wheels are arranged on the outer peripheral face of first pastel wheel, this pastel is transferred on the outer peripheral face of second pastel wheel from the outer peripheral face of first pastel wheel, thereby accommodates in the groove of second pastel wheel.Thus, finally the quantitative change of transferring to the lip-deep pastel of sheet parts from groove get constant, thereby can carry out stable pastel coating.
In pastel applying device of the present invention, first scraper plate can constitute the コ word shape with recess, and the base of this recess is relative with the outer peripheral face of first pastel wheel.And the base of described recess can with attached to the pastel on first pastel wheel outer peripheral face not contact.
First scraper plate also can be arranged on the pastel container.Owing to can simply first scraper plate be assembled on the device, also can easily pull down, thus be easy to regularly clean the scraper plate monomer, easy to operate.
The manufacture method of sheet type electronic device of the present invention is characterized in that, uses described pastel applying device, electrode paste is coated on the surface of sheet type electronic device.
Adopt the present invention, can avoid pastel to adhere to/be solidificated on the periphery two sides of first pastel wheel, and an amount of pastel can be supplied in the groove that is formed on second pastel wheel outer peripheral face, make pastel coating stabilisation sheet parts.
Description of drawings
Fig. 1 is the brief configuration figure of the pastel applying device of expression first embodiment of the invention.
Fig. 2 is the stereogram of the major part of expression pastel applying device shown in Figure 1.
What Fig. 3 represented is the pastel wheel, (A) is end view, (B) is front view.
Fig. 4 is that expression utilizes first embodiment to apply the stereogram of the sheet parts of pastel.
Fig. 5 is the brief configuration figure of the pastel applying device of expression second embodiment.
Fig. 6 is the stereogram of the major part of expression pastel applying device shown in Figure 5.
Fig. 7 is that expression utilizes second embodiment to apply the stereogram of the sheet parts of pastel.
Fig. 8 is the brief configuration figure of the pastel applying device of expression the 3rd embodiment.
Fig. 9 is the stereogram of the major part of expression pastel applying device shown in Figure 8.
Figure 10 is the stereogram of the variation of expression pastel container and scraper plate.
Figure 11 is the brief configuration figure that represents pastel applying device in the past.
Figure 12 is the stereogram of the major part of expression pastel applying device shown in Figure 11.
(component symbol explanation)
The P pastel
2 sheet parts
10 pastel containers
11 pastel coating wheel
12 pastel wheel
16 strike off scraper plate
17 limiting scrapers
18 integrated scraper plates
The 18a recess
Embodiment
Embodiment to the manufacture method of pastel applying device of the present invention and sheet type electronic device describes with reference to the accompanying drawings.
(first embodiment is referring to figs. 1 through Fig. 4)
As shown in Figure 1, in the pastel applying device of first embodiment, be provided with pastel container 10, pastel coating wheel 11 and pastel wheel 12 in the left and right sides of the transport path that remains on the sheet parts 2 on the conveyer belt 1 with predetermined distance.Sheet parts 2 is to carry with the contacted state of outer peripheral face of pastel wheel 12.
That is, pastel coating wheel 11 and pastel wheel 12 are activated under the state of pressing close to mutually between the outer peripheral face respectively along the peripheral speed rotation of the direction of arrow with unanimity.As shown in Figure 3, radially be formed with four groove 12a that are attached with pastel in the outer peripheral face upper edge of pastel wheel 12.
In this first embodiment, shown in Fig. 2 (A), the part that mention from the pastel P that fills up container 10 bottom of pastel coating wheel 11 is provided with a pair of scraper plate 16 that strikes off.This strikes off scraper plate 16 and is provided with the contacted state in periphery two sides with pastel coating wheel 11, plays a part to scrape off and to make it to return immediately in the container 10 attached to the pastel on the periphery two sides of pastel coating wheel 11.Limiting scraper 13 is arranged on the pastel wheel 12 with the contacted state of outer peripheral face of front end and pastel wheel 12.
In said structure, wheel 11,12 is activated and rotates along the direction of arrow respectively, and when conveyer belt 1 when the arrow A direction is carried, the paste for use in electrode shape thing P that fills up pastel container 10 will be attached on the outer peripheral face and two sides of pastel coating wheel 11, be raised from container 10.At this moment, will scrape off by striking off scraper plate 16 attached to the pastel on the periphery two sides of wheel 11, and stay the pastel of amount of the groove 12a of enough filling pastel wheel 12 on wheel 11, remaining pastel will turn back in the container 10.
Be transferred to along with the rotation of this wheel 11 attached to the pastel on pastel coating wheel 11 outer peripheral faces in the groove 12a of pastel wheel 12 and accommodate.The pastel of supplying with pastel wheel 12 is scraped off the outer peripheral face of unnecessary part from wheel 12 by limiting scraper 13.That is, pastel is not transferred on the outer peripheral face of wheel 12 of limiting scraper 13 processes, and only is housed in the groove 12a.Be housed in the pastel in the groove 12a of pastel wheel 12, when the end face sliding friction of the outer peripheral face of this wheel 12 and sheet parts 2, be applied on the end face of sheet parts 2, become outer electrode.
What Fig. 4 represented is to utilize pastel to form the sheet parts 2 of outer electrode 2a.Outer electrode 2a is transferred on the two sides of sheet parts 2 with the state of four of each sides along the groove 12a of wheel 12.
Adopt this first embodiment, to scrape off by striking off scraper plate 16 all the time attached to the pastel on the periphery side of pastel coating wheel 11, thereby can on the periphery side of this wheel 11, not solidify, not exist the pastel of the curing back that comes off to return problem in the pastel container 10 yet as foreign matter.Thus, can keep the viscosity uniformity of pastel, take turns and occurred obstacle at 12 o'clock thereby can not pass to pastel at pastel at the outer peripheral portion of pastel coating wheel 11.In addition, because the pastel of the amount of the residual groove 12a that enough filling pastel wheels 12 are arranged on the outer peripheral face of pastel coating wheel 11,, the electrode of sheet parts 2 becomes stable so applying shape etc.
Yet, in this first embodiment, also can replace the described scraper plate 16 that strikes off, use and as shown in Fig. 2 (B), strike off scraper plate 18.This strikes off scraper plate 18 and constitutes the コ word shape with recess 18a, and the base of recess 18a is relative with the outer peripheral face of pastel coating wheel 11, and the dual-side of recess 18a contacts with the two sides of wheel 11.
In this first embodiment, the pastel amount (thickness) that is coated on sheet parts 2 end faces is finally determined by the limiting scraper 13 that is arranged on the pastel wheel 12.Thus, on pastel coating wheel 11, not necessarily the scraper plate that the thickness attached to the pastel on its outer peripheral face is limited to be arranged.
(second embodiment is with reference to Fig. 5 to Fig. 7)
As Fig. 5 and shown in Figure 6, the pastel applying device of second embodiment structure with above-mentioned first embodiment basically is identical.Difference is, omitted the limiting scraper 13 that is arranged on the pastel wheel 12, and on pastel coating wheel 11 except that striking off scraper plate 16, also be provided with the limiting scraper 17 that the thickness attached to the pastel on these wheel 11 outer peripheral faces is limited.
Limiting scraper 17 is configured on the part of the bottom of pastel coating wheel 11 mentioning from the pastel P that fills up container 10, and is positioned at a pair of top of striking off scraper plate 16.The front end of limiting scraper 17 does not contact with the outer peripheral face of wheel 11, amount attached to the pastel on wheel 11 outer peripheral faces is limited, make in its groove 12a that enough is housed in pastel wheel 12, but also can be transferred on the outer peripheral face of pastel wheel 12, make and also adhere to pastel on the protuberance between the groove 12a.Thisly can finely tune by the interval that changes between limiting scraper 17 front ends and wheel 11 outer peripheral faces the pastel quantitative limitation.
Identical among coating action among this second embodiment and above-mentioned first embodiment struck off and after the pastel of scraper plate 16 on will taking turns 11 periphery two sides attached to the pastel coating scrape off it returned in the container 10 immediately.The pastel of specific thickness not only is transferred among the groove 12a of pastel wheel 12, and is transferred on the outer peripheral face of pastel wheel 12.Thus, in a second embodiment, as shown in Figure 7, the outer electrode 2b that forms on the two sides of sheet parts 2 is the shape that outer electrode 2a shown in Figure 4 is fused.
(the 3rd embodiment is with reference to Fig. 8 and Fig. 9)
For the applying device of the 3rd embodiment, as Fig. 8 and shown in Figure 9, pastel coating wheel 11 is provided with to have and makes the scraper plate 18 that strikes off the function that scraper plate 16 and limiting scraper 17 become one shown in second embodiment.
Thus, identical among coating action among this 3rd embodiment and above-mentioned second embodiment plays the action effect identical with second embodiment, in addition, owing to only a slice scraper plate 18 being set, so saved the space, realized cost degradation.In the 3rd embodiment, the outer electrode 2b that forms on the two sides of sheet parts 2 as shown in Figure 7.
As for scraper plate 18, also can the base with attached to the pastel on wheel 11 outer peripheral faces not contacted by being pre-formed darker recess 18a.In this case, scraper plate 18 is to limiting attached to the pastel amount on wheel 11 outer peripheral faces, thereby can guarantee to have the pastel of q.s to supply with pastel wheel 12.
(other embodiment)
The manufacture method of pastel applying device of the present invention and sheet type electronic device is not limited to the foregoing description, can carry out various changes in the scope of purport of the present invention.
For example, pastel is not limited to the conduction paste that electrode is used, and can apply the pastel of various uses.In addition, the thin portion shape of pastel coating wheel 11 and pastel wheel 12 etc. is an arbitrary shape.As for scraper plate 13,16,17,18, its thin portion shape also is an arbitrary shape.
As shown in figure 10, also scraper plate 16 can be set to the form of holding up from the edge part of pastel container 10.Can form with pastel container 10, be screwed after also can separating independent formation.Owing to can simply scraper plate 16 be assembled on the device, also can easily pull down, thus be easy to regularly clean the scraper plate monomer, easy to operate.Certainly, also scraper plate 17,18 can be arranged on the container 10.
Claims (5)
1. pastel applying device comprises:
Be used to accommodate the pastel container of pastel;
Be immersed in state in the pastel in the described pastel container, be configured to first pastel wheel of rotatable state with a part;
The outer peripheral face of outer peripheral face and described first pastel wheel is pressed close to, rotatably is configured on the position that is higher than described first pastel wheel and radially is formed with second pastel wheel of groove in the outer peripheral face upper edge;
The transfer member that is used to make the outer peripheral face of sheet parts and described second pastel wheel to contact, on prescribed path, this sheet parts is carried;
Be arranged to first scraper plate with the contacted state in two sides of described first pastel wheel; And
Be arranged to second scraper plate with the contacted state of outer peripheral face of described second pastel wheel, it is characterized in that,
Rotate by described first pastel is taken turns along fixed-direction, and the pastel in the described pastel container be attached on the outer peripheral face and two sides of first pastel wheel,
At described first pastel wheel during by described first scraper plate, scraped off immediately attached to the pastel on first pastel wheel two sides, with prevent attached to the pastel on first pastel wheel two sides solidify, the pastel of this curings back formation comes off and turn back in the described pastel container as foreign matter, and the pastel of amount of enough filling the described groove of described second pastel wheel remains on the outer peripheral face of first pastel wheel
The pastel that remains on described first pastel wheel outer peripheral face is transferred on the outer peripheral face of second pastel wheel from the outer peripheral face of first pastel wheel, thereby accommodates in the described groove of described second pastel wheel,
By behind described second scraper plate, pastel is not transferred on the outer peripheral face of second pastel wheel, and only is housed in the described groove at described second pastel wheel,
When the outer peripheral face of described second pastel wheel contacted with the sheet parts of being carried by described transfer member, the pastel that is housed in the described groove was transferred on the surface of described sheet parts.
2. pastel applying device as claimed in claim 1 is characterized in that, described first scraper plate constitutes the コ word shape with recess, and the base of this recess is relative with the outer peripheral face of described first pastel wheel.
3. pastel applying device as claimed in claim 2 is characterized in that, the base of described recess with attached to the pastel on described first pastel wheel outer peripheral face does not contact.
4. as each described pastel applying device in the claim 1 to 3, it is characterized in that described first scraper plate is arranged on the described pastel container.
5. the manufacture method of a sheet type electronic device is characterized in that, uses each described pastel applying device in the claim 1 to 4, electrode paste is coated on the surface of sheet type electronic device.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005-163405 | 2005-06-03 | ||
| JP2005163405 | 2005-06-03 | ||
| JP2005163405 | 2005-06-03 | ||
| JP2006127310 | 2006-05-01 | ||
| JP2006-127310 | 2006-05-01 | ||
| JP2006127310A JP2007007640A (en) | 2005-06-03 | 2006-05-01 | Apparatus for applying paste and method for manufacturing chip type electronic component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1892939A CN1892939A (en) | 2007-01-10 |
| CN1892939B true CN1892939B (en) | 2010-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610084572 Active CN1892939B (en) | 2005-06-03 | 2006-06-02 | Paste coating device and method for manufacturing sliced electronic component |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2007007640A (en) |
| CN (1) | CN1892939B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5195605B2 (en) * | 2009-04-16 | 2013-05-08 | Ｔｄｋ株式会社 | Manufacturing method of electronic parts |
| JP6276916B2 (en) * | 2011-11-14 | 2018-02-07 | Ｊｆｅスチール株式会社 | Roll coater |
| JP6205817B2 (en) * | 2013-04-20 | 2017-10-04 | 株式会社村田製作所 | Manufacturing method of electronic parts |
| JP6358074B2 (en) * | 2014-01-31 | 2018-07-18 | 株式会社村田製作所 | Electronic component manufacturing method and electronic component manufacturing apparatus |
| KR102196694B1 (en) * | 2020-06-18 | 2020-12-30 | (주)넥셈 | paste wheels with increased productivity |
| JP7334716B2 (en) | 2020-12-03 | 2023-08-29 | 株式会社村田製作所 | Electronic component manufacturing equipment |
| CN116764875B (en) * | 2023-06-20 | 2024-03-22 | 广东捷盟智能装备股份有限公司 | Micro-concave roller cleaning device of coating machine |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4871434A (en) * | 1971-12-28 | 1973-09-27 | ||
| JPH0614811Y2 (en) * | 1988-01-13 | 1994-04-20 | ローム株式会社 | Coating equipment for cylindrical electronic components |
| JPH05123622A (en) * | 1991-11-02 | 1993-05-21 | Dainippon Printing Co Ltd | Coating device |
| JP2000296352A (en) * | 1999-04-13 | 2000-10-24 | Minolta Co Ltd | Liquid material supplying device and image forming device |
| JP4255591B2 (en) * | 1999-12-08 | 2009-04-15 | 株式会社 東京ウエルズ | Electrode electrode forming device |
| JP3872281B2 (en) * | 2000-11-21 | 2007-01-24 | 太陽誘電株式会社 | Electrode component electrode forming method and electrode forming apparatus |
| JP3855764B2 (en) * | 2001-12-19 | 2006-12-13 | 松下電器産業株式会社 | Electrode electrode forming method |
| JP4023784B2 (en) * | 2002-04-26 | 2007-12-19 | トッパン・フォームズ株式会社 | Intaglio pick-up roll blade mechanism and offset printing method using the same |
-
2006
- 2006-05-01 JP JP2006127310A patent/JP2007007640A/en active Pending
- 2006-06-02 CN CN 200610084572 patent/CN1892939B/en active Active
Non-Patent Citations (3)
| Title |
|---|
| JP特开2001-167989A 2001.06.22 |
| JP特开2002-119902A 2002.04.23 |
| JP特开平11-281469A 1999.10.15 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1892939A (en) | 2007-01-10 |
| JP2007007640A (en) | 2007-01-18 |
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