CN109791830B - 传递模塑电感元件及其制造方法 - Google Patents
传递模塑电感元件及其制造方法 Download PDFInfo
- Publication number
- CN109791830B CN109791830B CN201880001413.8A CN201880001413A CN109791830B CN 109791830 B CN109791830 B CN 109791830B CN 201880001413 A CN201880001413 A CN 201880001413A CN 109791830 B CN109791830 B CN 109791830B
- Authority
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- China
- Prior art keywords
- soft magnetic
- coil
- transfer molding
- magnet
- mold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001721 transfer moulding Methods 0.000 title claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 239000003292 glue Substances 0.000 claims abstract description 23
- 239000000853 adhesive Substances 0.000 claims abstract description 15
- 230000001070 adhesive effect Effects 0.000 claims abstract description 15
- 238000003466 welding Methods 0.000 claims abstract description 10
- 239000006247 magnetic powder Substances 0.000 claims description 13
- 239000002245 particle Substances 0.000 claims description 13
- 230000001939 inductive effect Effects 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 claims description 3
- 229910002796 Si–Al Inorganic materials 0.000 claims description 3
- 229910008458 Si—Cr Inorganic materials 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 18
- 239000000047 product Substances 0.000 description 17
- 238000000465 moulding Methods 0.000 description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 9
- 239000000084 colloidal system Substances 0.000 description 6
- 238000003825 pressing Methods 0.000 description 4
- 239000011265 semifinished product Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/02—Transfer moulding, i.e. transferring the required volume of moulding material by a plunger from a "shot" cavity into a mould cavity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0013—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor using fillers dispersed in the moulding material, e.g. metal particles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/255—Magnetic cores made from particles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
- H01F27/292—Surface mounted devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14639—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles for obtaining an insulating effect, e.g. for electrical components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/16—Fillers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0003—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric
- B29K2995/0008—Magnetic or paramagnetic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F2017/048—Fixed inductances of the signal type with magnetic core with encapsulating core, e.g. made of resin and magnetic powder
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Coils Or Transformers For Communication (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Soft Magnetic Materials (AREA)
- Coils Of Transformers For General Uses (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2018/105406 WO2018219367A2 (zh) | 2018-09-13 | 2018-09-13 | 传递模塑电感元件及其制造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109791830A CN109791830A (zh) | 2019-05-21 |
CN109791830B true CN109791830B (zh) | 2022-01-18 |
Family
ID=64454435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201880001413.8A Active CN109791830B (zh) | 2018-09-13 | 2018-09-13 | 传递模塑电感元件及其制造方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11701805B2 (zh) |
JP (1) | JP7160893B2 (zh) |
CN (1) | CN109791830B (zh) |
WO (1) | WO2018219367A2 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110164673B (zh) | 2019-05-07 | 2020-04-21 | 深圳顺络电子股份有限公司 | 一种金属软磁复合材料电感及其制作方法 |
CN112519130A (zh) * | 2020-12-08 | 2021-03-19 | 昆山玛冀电子有限公司 | 制作注射成型电感的模具 |
JP7482352B2 (ja) | 2021-03-05 | 2024-05-14 | パナソニックIpマネジメント株式会社 | インダクタの製造方法 |
CN114843098A (zh) * | 2022-05-27 | 2022-08-02 | 张灵波 | 一种表面安装电感器的制造方法 |
Citations (6)
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US20100090790A1 (en) * | 2007-07-11 | 2010-04-15 | Murata Manufacturing Co., Ltd. | Common-mode choke coil |
CN102856037A (zh) * | 2012-09-17 | 2013-01-02 | 深圳顺络电子股份有限公司 | 模塑成型功率电感元件及制造方法 |
CN205542250U (zh) * | 2016-01-26 | 2016-08-31 | 西北台庆科技股份有限公司 | 电感构造 |
CN206271495U (zh) * | 2016-12-19 | 2017-06-20 | 广东德磁科技有限公司 | 一体化双层立绕电感器 |
US20170345540A1 (en) * | 2015-06-04 | 2017-11-30 | Poco Holding Co., Ltd. | Method for manufacturing high-density integrally-molded inductor |
CN107564698A (zh) * | 2017-09-15 | 2018-01-09 | 珠海群创新材料技术有限公司 | 一种热压一体成型电感器及其制作方法 |
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JPS6231103A (ja) * | 1985-08-02 | 1987-02-10 | Matsushita Electric Ind Co Ltd | 樹脂封止型コイル |
US5429701A (en) * | 1992-04-14 | 1995-07-04 | Industrial Technology Research Institute | Method of electrically interconnecting conductors |
US6717504B2 (en) * | 2000-10-25 | 2004-04-06 | Nec Tokin Corporation | Magnetic core including bias magnet and inductor component using the same |
JP2002324714A (ja) * | 2001-02-21 | 2002-11-08 | Tdk Corp | コイル封入圧粉磁芯およびその製造方法 |
JP4099340B2 (ja) * | 2002-03-20 | 2008-06-11 | Tdk株式会社 | コイル封入圧粉磁芯の製造方法 |
JP4692735B2 (ja) * | 2005-05-25 | 2011-06-01 | 戸田工業株式会社 | ガーネット構造を有するフェライト磁性粉体及び該フェライト磁性粉体を含有する半導体封止用樹脂組成物 |
JP2007227426A (ja) * | 2006-02-21 | 2007-09-06 | Nec Tokin Corp | 磁性混和物及びそれを用いたインダクタ |
US20090250836A1 (en) * | 2008-04-04 | 2009-10-08 | Toko, Inc. | Production Method for Molded Coil |
CN101615480B (zh) * | 2009-05-12 | 2012-05-23 | 奋发电子(东莞)有限公司 | 一体成型电感器及其制作工艺 |
CN202796373U (zh) * | 2012-01-09 | 2013-03-13 | 张长春 | 导磁胶塑壳封装电感 |
CN102737802A (zh) * | 2012-07-02 | 2012-10-17 | 浙江嘉康电子股份有限公司 | 线圈磁粉一体成型式电感及其制作方法 |
EP2888053B1 (de) | 2012-08-24 | 2016-07-27 | selFrag AG | Verfahren und vorrichtung zur fragmentierung und/oder schwächung von material mittels hochspannungspulsen |
JP6340575B2 (ja) * | 2013-09-09 | 2018-06-13 | パナソニックIpマネジメント株式会社 | コイル部品とその製造方法並びにコイル電子部品 |
JP6338350B2 (ja) * | 2013-10-29 | 2018-06-06 | Koa株式会社 | インダクタの製造法 |
DE102014207636A1 (de) * | 2014-04-23 | 2015-10-29 | Würth Elektronik eiSos Gmbh & Co. KG | Verfahren zum Herstellen eines Induktionsbauteils und Induktionsbauteil |
CN106158245B (zh) * | 2015-04-17 | 2019-07-26 | 墨尚电子技术(上海)有限公司 | 一种采用注塑封装的功率电感 |
CN106653307B (zh) * | 2016-12-19 | 2018-06-08 | 广东德磁科技有限公司 | 一体化双层立绕电感器及其制造方法 |
CN107170547A (zh) * | 2017-07-25 | 2017-09-15 | 郭良驹 | 一种模块化一体成型pfc电感结构 |
CN109411175A (zh) * | 2018-12-19 | 2019-03-01 | 合肥博微田村电气有限公司 | 一种高磁导率的电感用软磁粉末生产方法及软磁粉末 |
CN111128526A (zh) * | 2020-01-19 | 2020-05-08 | 美磊电子科技(昆山)有限公司 | 端电极底部引出之一体成型模铸电感结构及其制造工艺 |
-
2018
- 2018-09-13 WO PCT/CN2018/105406 patent/WO2018219367A2/zh active Application Filing
- 2018-09-13 CN CN201880001413.8A patent/CN109791830B/zh active Active
- 2018-09-13 JP JP2020500795A patent/JP7160893B2/ja active Active
-
2019
- 2019-06-17 US US16/443,808 patent/US11701805B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100090790A1 (en) * | 2007-07-11 | 2010-04-15 | Murata Manufacturing Co., Ltd. | Common-mode choke coil |
CN102856037A (zh) * | 2012-09-17 | 2013-01-02 | 深圳顺络电子股份有限公司 | 模塑成型功率电感元件及制造方法 |
US20170345540A1 (en) * | 2015-06-04 | 2017-11-30 | Poco Holding Co., Ltd. | Method for manufacturing high-density integrally-molded inductor |
CN205542250U (zh) * | 2016-01-26 | 2016-08-31 | 西北台庆科技股份有限公司 | 电感构造 |
CN206271495U (zh) * | 2016-12-19 | 2017-06-20 | 广东德磁科技有限公司 | 一体化双层立绕电感器 |
CN107564698A (zh) * | 2017-09-15 | 2018-01-09 | 珠海群创新材料技术有限公司 | 一种热压一体成型电感器及其制作方法 |
Also Published As
Publication number | Publication date |
---|---|
CN109791830A (zh) | 2019-05-21 |
WO2018219367A3 (zh) | 2019-02-07 |
WO2018219367A2 (zh) | 2018-12-06 |
US11701805B2 (en) | 2023-07-18 |
JP7160893B2 (ja) | 2022-10-25 |
US20200086536A1 (en) | 2020-03-19 |
JP2020529119A (ja) | 2020-10-01 |
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Effective date of registration: 20201116 Address after: 518110 workshop 102, shunluo electronic factory, No.16, Dafu Industrial Zone, Dafu community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Applicant after: Shenzhen Hualuo Electronics Co.,Ltd. Address before: Shenzhen City, Guangdong province Baoan District 518110 sightseeing road s Fuyuan sunlord Industrial Park Applicant before: Shenzhen Sunlord Electronics Co.,Ltd. |
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Address after: No. 1, Fengtai Road, Tangxia Town, Dongguan, Guangdong 523716 Patentee after: Dongguan Hualuo Electronics Co.,Ltd. Address before: Room 102, shunluo electronics factory, No.16, Dafu Industrial Zone, Dafu community, Guanlan street, Longhua District, Shenzhen, Guangdong 518110 Patentee before: Shenzhen Hualuo Electronics Co.,Ltd. |