KR100980189B1 - electrode spread method with thick outside-electrode of laminate filter. - Google Patents

electrode spread method with thick outside-electrode of laminate filter. Download PDF

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Publication number
KR100980189B1
KR100980189B1 KR1020080097139A KR20080097139A KR100980189B1 KR 100980189 B1 KR100980189 B1 KR 100980189B1 KR 1020080097139 A KR1020080097139 A KR 1020080097139A KR 20080097139 A KR20080097139 A KR 20080097139A KR 100980189 B1 KR100980189 B1 KR 100980189B1
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South Korea
Prior art keywords
filter
external electrode
tape
drying
external
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KR1020080097139A
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Korean (ko)
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KR20100037834A (en
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김태인
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김태인
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  • Battery Electrode And Active Subsutance (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
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Abstract

The present invention relates to an electrode coating method for forming a thick external electrode coating thickness of the multiple filter, and more particularly, to an external electrode coating thickness of the multiple filter that can increase the precision by forming a thick coating thickness of the external filter external electrode. It relates to an electrode coating method for forming a thick.

The electrode coating method for forming a thick external electrode coating thickness of the multiple filter of the present invention,

A tape insertion step (S110) of inserting the multiple filters into the tape;

A filter preheating step (S120) of aligning and preheating the multiple filters inserted into the tape;

An external electrode coating step (S130) of applying external electrodes to both end surfaces of the preheated multi filter;

An application state checking step (S140) for confirming an application state of external electrodes applied to both end surfaces of the multiple filters;

A filter drying step (S150) for drying the multiple filter applied with the identified external electrode;

A filter secondary preheating step (S160) of reheating the dried multi filter;

An external electrode secondary coating step (S170) of applying the external electrode to the external electrodes on both ends of the multi-filter preheated again;

An application state secondary confirmation step (S180) of re-confirming the application state of the secondary applied external electrode;

A filter secondary drying step (S190) for drying the multiple filters including the identified external electrodes again;

And a tape cutting step (S200) of cutting the tape including the multiple filters dried through the secondary drying at regular intervals.

Through the present invention, the external electrode is already formed and the dried multiple filter is directly applied through the application and drying step without inserting and aligning the step. It is possible to solve the problem that the external electrode damage and thereby the appearance defect rate increases, thereby providing an effect of increasing the precision.

Electrode coating, termination, insulation layer, tape.

Description

Electrode spreading method with thick outside-electrode of laminate filter.

The present invention relates to an electrode coating method for forming a thick external electrode coating thickness of the multiple filter, and more particularly, to increase the precision by forming a thick coating thickness of the external filter external electrode, and also to the insulation layer and the external electrode It relates to an electrode coating method for forming a thick external electrode coating thickness of the multiple filters that can be formed at the same time through the steps of the present invention.

As shown in FIG. 1, in a general method of applying an electrode coating device, a multiple filter is supplied to a tape inserting part 300 by a chip supply part 100, and at this time, a tape supplied through a tape sending part 200 is provided. It is supplied to the tape inserting portion to insert the multiple filter into the tape by the tape inserting portion to align, and before feeding to the application portion 500 through the conveying portion 400 is preheated to the multiple filter and conveyed to the coating portion Done.

The conveyed applicator 500 applies external electrodes to both end surfaces of the multiple filter, and confirms the application state of the multiple filter to which the external electrode is applied by the camera unit 600.

If the coating state is normal, the drying filter 700 transmits the multiple filters coated with the external electrode to be dried, and the dried multiple filters are transferred to the tape cutter unit 800 to cut the tape into which the multiple filters are inserted. It is subjected to the step of receiving.

The method of applying the external electrode through the steps as described above is a method of inserting a multi filter on the tape, and the multi filter is firmly fixed to the tape, thereby increasing the precision of the multi filter and increasing the size of the multi filter. Had the advantage to handle.

However, since the thickness of the external electrode applied to the multiple filters is 6 to 12 μm, moisture enters, thereby causing a problem in that the stability of the product cannot be secured.

Accordingly, in order to improve the problem, the insertion, alignment, preheating, application, and drying steps have to be solved once again.

However, the safety can be ensured after the repetition step, but since the insertion step is performed again in the state where the external electrode is already formed, the external electrode breakage and the appearance defect rate are inevitably serious.

Accordingly, the present invention has been made to solve the above conventional problems,

An object of the present invention is to go through the application and drying step without inserting and aligning the already dried multiple filters in order to solve the problem that the external electrode is broken and the appearance defect rate is increased through the insertion step again in the state where the external electrode is already formed. In order to increase the precision by forming a thick coating thickness of the filter external electrode.

Another object of the present invention is to form a thickness of the outer electrode to 13 ~ 20㎛ to ensure the safety by blocking the inflow of moisture into the multiple filter during the coating process between the outer electrode.

Still another object of the present invention is to allow the external electrode and the insulating layer between the external electrode and the external electrode to be simultaneously formed after removing the step of reinserting the multiple filter into the tape to perform the heat treatment step after the tape cutting step. .

In order to achieve the problem to be solved by the present invention,

The electrode coating method for forming a thick external electrode coating thickness of the multiple filter of the present invention,

A tape insertion step (S110) of inserting the multiple filters into the tape;

A filter preheating step (S120) of aligning and preheating the multiple filters inserted into the tape;

An external electrode coating step (S130) of applying external electrodes to both end surfaces of the preheated multi filter;

An application state checking step (S140) for confirming an application state of external electrodes applied to both end surfaces of the multiple filters;

A filter drying step (S150) for drying the multiple filter applied with the identified external electrode;

A filter secondary preheating step (S160) of reheating the dried multi filter;

An external electrode secondary coating step (S170) of applying the external electrode to the external electrodes on both ends of the multi-filter preheated again;

An application state secondary confirmation step (S180) of re-confirming the application state of the secondary applied external electrode;

A filter secondary drying step (S190) for drying the multiple filters including the identified external electrodes again;

And a tape cutting step (S200) of cutting the tape including the multiple filters dried through the secondary drying at regular intervals.

Electrode coating method for forming a thick external electrode coating thickness of the multiple filter according to the present invention,

After the external electrode is formed and the dried multiple filter is directly applied and dried without inserting and aligning, the application of the multiple filter external electrode is made thick. As a result, the problem of increasing the appearance defect rate can be solved, thereby providing an effect of increasing precision.

In addition, by forming the thickness of the external electrode to 13 ~ 20㎛ it is possible to ensure the safety by blocking the inflow of moisture into the filter multiple during the coating process between the external electrodes.

In addition, in the case of forming the insulating layer, it is possible to simultaneously form the insulating layer between the external electrode and the external electrode and the external electrode while eliminating the step of reinserting the multiple filter into the tape to perform the heat treatment step after the tape cutting step. Thus, it is possible to provide the effect of controlling the breakage of the multiple filters to a minimum.

Electrode coating method for forming a thick external electrode coating thickness of the multiple filters according to an embodiment of the present invention for achieving the above object,

A tape insertion step (S110) of inserting the multiple filters into the tape;

A filter preheating step (S120) of aligning and preheating the multiple filters inserted into the tape;

An external electrode coating step (S130) of applying external electrodes to both end surfaces of the preheated multi filter;

An application state checking step (S140) for confirming an application state of external electrodes applied to both end surfaces of the multiple filters;

A filter drying step (S150) for drying the multiple filter applied with the identified external electrode;

A filter secondary preheating step (S160) of reheating the dried multi filter;

An external electrode secondary coating step (S170) of applying the external electrode to the external electrodes on both ends of the multi-filter preheated again;

An application state secondary confirmation step (S180) of re-confirming the application state of the secondary applied external electrode;

A filter secondary drying step (S190) for drying the multiple filters including the identified external electrodes again;

And a tape cutting step (S200) of cutting the tape including the multiple filters dried through the secondary drying at regular intervals.

At this time, in the external electrode secondary coating step,

The thickness of the applied external electrode is characterized in that 13 ~ 20㎛.

In addition, the electrode coating method for forming a thick external electrode coating thickness of the multiple filter according to the present invention,

The thickness of the external electrode is formed to 13 ~ 20㎛ characterized in that the moisture is prevented from entering into the multiple filter during the coating process between the external electrode.

In addition, the electrode coating method for forming a thick external electrode coating thickness of the multiple filters according to an embodiment of the present invention,

A tape insertion step (S210) for inserting the multiple filters into the tape;

A filter preheating step (S220) of aligning and preheating the multiple filters inserted into the tape;

An insulating layer coating step (S230) of applying an insulating layer (film) between the external electrode to be applied and the external electrode of the preheated multiple filter;

An application state checking step (S240) of confirming an application state of the insulating layer (film) applied to the multiple filters;

A filter drying step (S250) of drying the multiple filters applied with the identified insulation layer;

A filter secondary preheating step (S260) of preheating the dried multi filter;

An external electrode coating step (S270) of applying external electrodes to both end surfaces of the multi-heat filter again pre-heated;

An application state secondary confirmation step (S280) of confirming an application state of the applied external electrode;

A filter secondary drying step (S290) for drying the multiple filters including the identified external electrode again;

And a tape cutting step (S300) of cutting the tape including the multiple filters dried through the secondary drying at regular intervals.

At this time, the present invention after the tape cutting step,

In order to perform the heat treatment step, it is possible to eliminate the step of reinserting the multiple filter into the tape, characterized in that the external electrode and the insulating layer between the external electrode and the external electrode can be simultaneously formed.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the electrode coating method for forming a thick external electrode coating thickness of the multiple filter according to the present invention.

2 is a cross-sectional view of an electrode coating system for providing an electrode coating method for forming an external electrode coating thickness of a multiple filter according to an embodiment of the present invention.

As shown in FIG. 2, an electrode coating system for providing an electrode coating method for forming an external electrode coating thickness of a multiple filter of the present invention in a thick manner,

A chip supply unit 100 for supplying multiple filters;

A tape sending part (200) for sending out a tape forming a space for inserting the multiple filters;

A tape insertion unit 300 for inserting a multiple filter into an insertion space of the tape sent out by the tape delivery unit;

A conveying unit 400 for aligning the tape inserted by the tape inserting unit and preheating the multiple filters;

An application unit 500 for applying external electrodes to both end surfaces of the multiple filter preheated by the transfer unit;

A camera unit 600 confirming an application state of the multiple filter to which the external electrode is applied;

A drying furnace 700 for transmitting and drying a multiple filter coated with an external electrode when the application state confirmed by the camera unit is normal;

A secondary transfer part 400a for preheating the multiple filter dried by the drying furnace;

A secondary coating part 500a which again applies an external electrode to a desired thickness on both end surfaces of the multiple filter preheated by the secondary conveying part;

A secondary camera unit 600a which checks again the application state of the external electrode applied to the desired thickness;

A secondary drying furnace 700a for drying the multiple filters including external electrodes coated with a desired thickness if the application state confirmed by the secondary camera unit is normal;

It consists of a tape cutter portion 800 for cutting at a predetermined interval the tape containing the multiple filters dried through the secondary drying.

At this time, the desired thickness is 13 to 20㎛ for removing the instability from the moisture of the conventional external electrode thickness of 6 ~ 12㎛.

Although the safety can be secured after repeating the conventional insertion and alignment step once more, the external electrode is damaged and the appearance defect rate increases accordingly since the insertion step is performed again while the external electrode is already formed. The same system configuration can be solved.

3 is a flow chart showing an electrode coating method for forming a thick external electrode coating thickness of the multiple filters according to an embodiment of the present invention.

As shown in Figure 3, the electrode coating method for forming a thick external electrode coating thickness of the multiple filter according to the present invention,

A tape insertion step (S110) of inserting the multiple filters into the tape;

A filter preheating step (S120) of aligning and preheating the multiple filters inserted into the tape;

An external electrode coating step (S130) of applying external electrodes to both end surfaces of the preheated multi filter;

An application state checking step (S140) for confirming an application state of external electrodes applied to both end surfaces of the multiple filters;

A filter drying step (S150) for drying the multiple filter applied with the identified external electrode;

A filter secondary preheating step (S160) of reheating the dried multi filter;

An external electrode secondary coating step (S170) of applying the external electrode to the external electrodes on both ends of the multi-filter preheated again;

An application state secondary confirmation step (S180) of re-confirming the application state of the secondary applied external electrode;

A filter secondary drying step (S190) for drying the multiple filters including the identified external electrodes again;

And a tape cutting step (S200) of cutting the tape including the multiple filters dried through the secondary drying at regular intervals.

That is, the multiplicity filter is supplied to the tape insertion unit 300 by the chip supply unit 100, and at this time, the tape supplied through the tape delivery unit 200 is supplied to the tape insertion unit to supply the multiple filters by the tape insertion unit. It is inserted into the tape (S110) to be aligned, and before feeding to the coating unit 500 through the conveying unit 400 is preheated (S120) to the multiple filter is conveyed to the coating unit.

The conveyed coating unit 500 is to apply an external electrode on both end surfaces of the multiple filter (S130), and confirms the application state of the multiple filter on which the external electrode is applied by the camera unit 600 (S140). .

If the application state is normal, the drying furnace 700 is transferred to the drying filter coated with the external electrode and dried (S150), and the dried multiple filter is preheated again through the secondary conveying unit 400a (S160). In addition, the external electrode is applied to the external electrodes on both end surfaces of the multi-filter preheated again through the second coating part 500a (S170).

The application state of the second externally applied external electrode is again checked through the secondary camera unit 600a (S180), and the multiple filter including the identified external electrode is dried again through the secondary drying furnace 700a (S190). It is to be made.

The final cutting through the tape cutter portion 800 at regular intervals of the tape containing the multiple filters dried through the secondary drying.

Through the above steps, as shown in FIG. 4, the instability from moisture of the conventional external electrode thickness of 6 to 12 μm is solved by forming the external electrode thickness of 13 to 20 μm as shown in FIG. 5. It will be possible.

In addition, it is possible to ensure safety after repeating the conventional insertion and alignment step once more, but the insertion step is performed again while the external electrode is already formed. It can be solved through the system configuration as described above.

In addition, the electrode coating method for forming a thick external electrode coating thickness of the multiple filters according to an embodiment of the present invention,

As shown in Figure 6, the tape insertion step (S210) for inserting the multiple filters into the tape;

A filter preheating step (S220) of aligning and preheating the multiple filters inserted into the tape;

An insulating layer coating step (S230) of applying an insulating layer (film) between the external electrode to be applied and the external electrode of the preheated multiple filter;

An application state checking step (S240) of confirming an application state of the insulating layer (film) applied to the multiple filters;

A filter drying step (S250) for drying the multiple filter applied with the identified insulation layer;

A filter secondary preheating step (S260) of preheating the dried multi filter;

An external electrode coating step (S270) of applying external electrodes to both end surfaces of the multi-heat filter again pre-heated;

An application state secondary confirmation step (S280) of confirming an application state of the applied external electrode;

A filter secondary drying step (S290) of drying the multiple filters including the identified external electrode again;

And a tape cutting step (S300) of cutting the tape including the multiple filters dried through the secondary drying at regular intervals.

In addition, it is possible to eliminate the step of reinserting the multiple filter into the tape to perform the heat treatment step characterized in that the external electrode and the insulating layer between the external electrode and the external electrode can be formed at the same time.

That is, as shown in Figure 1, in the case of the conventional general multiple filters, after the tape cutting step, in the plating (heat treatment) step is a problem or in the case of using the step of the present invention in particular to ensure the insulation between the external electrodes It may incidentally provide an advantage that it is quite convenient to apply another formation (here an insulator (film or layer)) between the external electrodes.

To this end, an insulating layer (film) is applied between the external electrode to be applied and the external electrode of the multiple filter preheated through the applicator 500 of the present invention, and is preheated by the secondary carrier through the secondary coating part 500a. External electrodes are applied to both end faces of the multiple filters.

In general, in the case of forming the insulating film between the external electrodes of the multiple filter, the first application is performed from the tape insertion step to the tape cutting step, and the discharged multiple filter has to be reinserted after an appropriate heat treatment step. It had to be possible to control the damage accordingly.

However, it is inevitable to cause the problem as presented in the problem of the prior art of the present invention.

However, in the case of another embodiment of the present invention, since the insulating layer is applied in the first application step presented in one embodiment, and the external electrode is applied in the second application step, the step to be reinserted is removed, thereby inserting a tape. Due to the steps made up to the tape cutting step, it is possible to simultaneously form an external electrode and an insulating layer applied between the external electrode and the external electrode.

Therefore, it is possible to eliminate the step that needs to be reinserted, thereby minimizing the damage to the multiple filters.

Those skilled in the art to which the present invention pertains as described above may understand that the present invention may be implemented in other specific forms without changing the technical spirit or essential features of the present invention. Therefore, the above-described embodiments are to be understood as illustrative in all respects and not restrictive.

The scope of the invention is indicated by the following claims rather than the above description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the invention. do.

Electrode coating method for forming a thick external electrode coating thickness of the multiple filter according to the present invention,

After the external electrode is formed and the dried filter is inserted and dried without the step of inserting and aligning, the coating and drying of the multiple filter external electrode are formed thickly. As a result, it is possible to solve the problem of increasing the appearance defect rate, thereby providing an effect of increasing the precision, and thus will be widely used in the external electrode coating field during the ceramic process.

1 is a flowchart illustrating a coating method of a general electrode coating apparatus.

2 is a cross-sectional view of an electrode coating system for providing an electrode coating method for forming an external electrode coating thickness of a multiple filter according to an embodiment of the present invention.

3 is a flow chart showing an electrode coating method for forming a thick external electrode coating thickness of the multiple filters according to an embodiment of the present invention.

Figure 4 is an exemplary view showing the thickness of the external electrode of the multiple filter manufactured by a conventional electrode coating device.

5 is an exemplary view showing the thickness of the external electrode of the multiple filter prepared through the electrode coating method for forming a thick external electrode coating thickness of the multiple filter according to an embodiment of the present invention.

6 is a flowchart illustrating an electrode coating method for forming a thick external electrode coating thickness of a multiple filter according to another exemplary embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

100: chip supply unit

200: tape delivery unit

300: tape insert

400: conveying part

400a: Secondary Carrier

500: applicator

500a: secondary coating

600: camera unit

600a: secondary camera

700: drying furnace

700a: 2nd drying furnace

800: tape cutter

Claims (5)

A tape insertion step (S110) of inserting the multiple filters into the tape; A filter preheating step (S120) of aligning and preheating the multiple filters inserted into the tape; An external electrode coating step (S130) of applying external electrodes to both end surfaces of the preheated multi filter; An application state checking step (S140) for confirming an application state of external electrodes applied to both end surfaces of the multiple filters; A filter drying step (S150) for drying the multiple filter applied with the identified external electrode; A filter secondary preheating step (S160) of reheating the dried multi filter; An external electrode secondary coating step (S170) of applying the external electrode to the external electrodes on both ends of the multi-filter preheated again; An application state secondary confirmation step (S180) of re-confirming the application state of the secondary applied external electrode; A filter secondary drying step (S190) for drying the multiple filters including the identified external electrodes again; Tape coating step (S200) for cutting the tape containing the multiple filters dried by the secondary drying at regular intervals; electrode coating method for forming a thick thickness of the external electrode coating of the multiple filters comprising a; . The method of claim 1, In the external electrode secondary coating step, An electrode coating method for forming a thick external electrode coating thickness of the multiple filters, characterized in that the thickness of the applied external electrode is 13 ~ 20㎛. delete delete delete
KR1020080097139A 2008-10-02 2008-10-02 electrode spread method with thick outside-electrode of laminate filter. KR100980189B1 (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
KR1020080097139A KR100980189B1 (en) 2008-10-02 2008-10-02 electrode spread method with thick outside-electrode of laminate filter.

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KR100980189B1 true KR100980189B1 (en) 2010-09-03

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101050674B1 (en) * 2010-10-20 2011-07-20 (주) 피토 Apparatus for forming external electrode of electronic component
KR101153573B1 (en) 2010-11-25 2012-06-11 삼성전기주식회사 Multi-layered ceramic capacitor having double-electrode form

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0124088Y1 (en) * 1995-07-24 1999-02-18 오세종 Lc filter for chip integrating
JP2003332806A (en) 2003-04-25 2003-11-21 Taiyo Yuden Co Ltd Stacked dielectric filter
JP2005167483A (en) 2003-12-01 2005-06-23 Taiyo Yuden Co Ltd Multilayer chip filter
JP2007227473A (en) 2006-02-21 2007-09-06 Tdk Corp Stacked filter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0124088Y1 (en) * 1995-07-24 1999-02-18 오세종 Lc filter for chip integrating
JP2003332806A (en) 2003-04-25 2003-11-21 Taiyo Yuden Co Ltd Stacked dielectric filter
JP2005167483A (en) 2003-12-01 2005-06-23 Taiyo Yuden Co Ltd Multilayer chip filter
JP2007227473A (en) 2006-02-21 2007-09-06 Tdk Corp Stacked filter

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