CN102930970B - Assembly process for magnetic cores and substrates of surface mounting type power inductors - Google Patents
Assembly process for magnetic cores and substrates of surface mounting type power inductors Download PDFInfo
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- CN102930970B CN102930970B CN201210446816.8A CN201210446816A CN102930970B CN 102930970 B CN102930970 B CN 102930970B CN 201210446816 A CN201210446816 A CN 201210446816A CN 102930970 B CN102930970 B CN 102930970B
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Abstract
The invention discloses an assembly process for magnetic cores and substrates of surface mounting type power inductors. The assembly process comprises the steps of filling the bottom of a container with auxiliary rods; pouring magnetic cores into the container; shaking the container to enable the magnetic cores to be arranged in grooves of the auxiliary rods; withdrawing the remaining magnetic cores; filling the magnetic cores in the empty cavities; rearranging the magnetic cores that are not arranged well; opening glue grooves of spreaders, and placing in and fixing the auxiliary rods; withdrawing and rearranging the whole auxiliary rods if the magnetic cores are inclined; shifting the glue to front ends of spreading blocks, and fixing the spreading blocks; spreading glue; arranging the auxiliary rods horizontally; pasting substrates; placing the auxiliary rods into grooves of pressing rod clamps; aligning and overlapping upper pressing rods with the auxiliary rods; placing the rods back into the grooves of the pressing rod clamps after the rods change positions up and down; taking up the auxiliary rods; performing visual inspection on the magnetic cores; and placing the upper pressing rods qualified through the visual inspection into a tunnel kiln for drying. Compared with the prior art, the assembly process for magnetic cores and substrates of surface mounting type power inductors solves problems of poor pasting quality and low production efficiency of prior manual magnetic core pasting on substrates.
Description
Technical field
The present invention relates to electronic devices and components manufacturing technology field, particularly a kind of SMD power inductor manufacture method.
Background technology
In the SMD power inductor that my company manufactures, a kind of inductor skeleton is wherein had to be made up of the magnetic core of 1 " work " font and the egative film be pasted onto on magnetic core.The assembling of described magnetic core and egative film in the past all completes one by one by operator is manual, and first operator applies glue with the top of hand at a magnetic core, is then pasted onto on the glue face of this magnetic core by one piece of egative film.Although this method is very simple, but only use its both hands cannot guarantee just in time to be pasted onto in described egative film in the heart at described magnetic core by operator, often have and paste partially and paste askew phenomenon, can affect to the electrical quantity of finished product, this completely artificial production method is the quality that cannot ensure assembling product, and enterprise also can cause a large amount of substandard products and waste product.
Summary of the invention
The object of the present invention is to provide a kind of magnetic core and the assembly technique of egative film sticking Quality is good, production efficiency is high SMD power inductor magnetic core and egative film.
In order to solve the problem, the technical scheme of the assembly technique of this SMD power inductor magnetic core and egative film is: the assembly technique of this SMD power inductor magnetic core and egative film, include following steps: step 101: clean many auxiliary rods, multiple groove for placing power inductor skeleton is provided with above auxiliary rod described in every root, the magnetic core of described skeleton is positioned at the bottom of described groove, the egative film of described skeleton is positioned at the top of described groove, by clean many described auxiliary rods according to the upwardly-directed bottom at a container be made up of nonferromugnetic material placed side by side of groove described in it, step 102: magnetic core is poured on the described auxiliary rod in described container, step 103: shake described container and make described magnetic core enter in the groove of described auxiliary rod, step 104: the remaining described magnetic core not entering described groove in described container is taken out and places in addition, step 105: for the described groove of sky also not entering described magnetic core above described auxiliary rod, operator fills described magnetic core with hand in the groove of these skies, make on described auxiliary rod flutedly interiorly all have the described magnetic core kept flat, step 106: for the described magnetic core do not entered completely in described groove, described magnetic core to pick up with suction rod and carefully keeps flat in described groove afterwards by operator, step 107: the gum box of spreading machine is opened, both hands pick up the two ends of the described auxiliary rod having discharged described magnetic core, described auxiliary rod is put into described spreading machine and is fixed by pin, step 108: confirm whether the described magnetic core on described auxiliary rod has inclination, if there is inclination by whole for this auxiliary rod taking-up, must return step 106, until all described magnetic core putting into described groove does not all tilt, step 109: with scrape blob of viscose first glue in gum box is pushed described in scrape blob of viscose front end, more described blob of viscose of scraping to be fixed, step 110: gently described blob of viscose of scraping is shifted onto other one end from one end of the upper plane of described auxiliary rod and carried out scraping glue, this scrape in glue process must ensure described in scrape blob of viscose front end glue be heaped-up, step 111: opened by described spreading machine, with the hands catches the two ends of described auxiliary rod vertically to be picked up by described auxiliary rod as early as possible and takes out and auxiliary rod described in horizontal, step 112: with the hands will paste lower described egative film after the justified margin of the described groove on egative film and described auxiliary rod and press described egative film one by one, step 113: both hands pick up the described auxiliary rod posting described egative film, put into the groove of pressure bar fixture, step 114: the two ends of with the hands picking up clean clean upper pressure bar, on described upper pressure bar, the position relative with the described groove of described auxiliary rod is provided with multiple magnetites, has one of magnetite to face down described upper pressure bar and is placed on described pressure bar fixture, step 115: the left and right sides left and right sides of the described upper pressure bar placed being aimed at described auxiliary rod, level is pushed to above described auxiliary rod, until two rods coincide together, step 116: described two rods are picked up by both hands together, makes described two rods revolve turnback, puts back in the groove of described pressure bar fixture after upper and lower switch again, will guarantee that described two rods closely merge, can not misplace in whole process, step 117: with the hands carefully the described auxiliary rod of top vertically picked up and place it on one side, step 118: with the hands described upper pressure bar is picked up, and visual examination is carried out to the described magnetic core pasting described egative film on described upper pressure bar, described egative film should overflow without glue and described magnetic core without skew, otherwise should do defective products process, step 119: described upper pressure bar qualified for described visual examination is put into continuous tunnel furnace drying.
Owing to adopting technique scheme, the present invention compared with prior art has following beneficial effect:
1. the present invention can guarantee that magnetic core to be just in time pasted onto in egative film in the heart.
2. sticking Quality of the present invention is good, production efficiency is high.
Accompanying drawing explanation
Fig. 1 is the perspective view of the auxiliary rod that the present invention uses.
Embodiment
Below in conjunction with accompanying drawing 1, the invention will be further described:
The assembly technique of this SMD power inductor magnetic core and egative film, include following steps: step 101: clean many auxiliary rods 1, multiple groove 2 for placing power inductor skeleton is provided with above every root auxiliary rod 1, the magnetic core of skeleton is positioned at the bottom of groove 2, the egative film of skeleton is positioned at the top of groove 2, by clean many auxiliary rods 1 according to its groove 2 upwardly-directed bottom at a container be made up of nonferromugnetic material placed side by side; Step 102: magnetic core is poured on the auxiliary rod 1 in container; Step 103: shake container makes magnetic core enter in the groove 2 of auxiliary rod; Step 104: the remaining magnetic core not entering groove 2 in container is taken out and places in addition; Step 105: the groove 2 auxiliary rod 1 also not being entered above to the sky of magnetic core, operator fills magnetic core with hand in the groove 2 of these skies, make on auxiliary rod 1 all have the magnetic core kept flat in fluted 2; Step 106: for the magnetic core do not entered completely in groove 2, magnetic core to pick up with suction rod and carefully keeps flat in groove 2 afterwards by operator; Step 107: the gum box of spreading machine is opened, both hands pick up the two ends of the auxiliary rod 1 having discharged magnetic core, auxiliary rod 1 is put into spreading machine and is fixed by pin; Step 108: confirm whether the magnetic core in groove 2 has inclination, if there is inclination by the taking-up of whole of this auxiliary rod 1, must return step 106, until all magnetic cores put on auxiliary rod 1 all do not tilt; Step 109: first glue in gum box is pushed scrape blob of viscose front end with scraping blob of viscose, then blob of viscose will be scraped fix; Step 110: shift other one end onto carry out scraping glue by scraping blob of viscose one end from the upper plane of auxiliary rod 1 gently, this scrapes in glue process and must ensure that the glue scraping blob of viscose front end is heaped-up; Step 111: opened by spreading machine, with the hands catches the two ends of auxiliary rod 1 vertically to be picked up by auxiliary rod 1 as early as possible and takes out and horizontal auxiliary rod 1; Step 112: with the hands will paste lower master film after the justified margin of the groove 2 on egative film and auxiliary rod 1 and press egative film one by one; Step 113: both hands pick up the auxiliary rod 1 posting egative film, put into the groove of pressure bar fixture; Step 114: the two ends of with the hands picking up clean clean upper pressure bar, position relative with the groove 2 of auxiliary rod 1 on upper pressure bar is provided with multiple magnetites, has one of magnetite to face down upper pressure bar and is placed on pressure bar fixture; Step 115: the left and right sides left and right sides of the upper pressure bar placed being aimed at auxiliary rod 1, level is pushed to above auxiliary rod 1, until two rods coincide together; Step 116: two rods are picked up by both hands together, makes two rods revolve turnback, puts back in the groove of pressure bar fixture after upper and lower switch again, will guarantee that two rods closely merge, can not misplace in whole process; Step 117: with the hands carefully the auxiliary rod 1 of top vertically picked up and place it on one side; Step 118: with the hands upper pressure bar is picked up, and visual examination is carried out to the magnetic core pasting egative film on upper pressure bar, egative film should overflow without glue and magnetic core without skew, otherwise should do defective products process; Step 119: upper pressure bar qualified for visual examination is put into continuous tunnel furnace drying.Wherein auxiliary rod 1 is provided with above 15 bottoms be the top of circular is square groove 2, the magnetite of 15 on the position that upper pressure bar is relative with the groove 2 of auxiliary rod 1, the container be made up of nonferromugnetic material is aluminium dish, the number of times often returning shake container in step 103 is 8-12 times, the glue that spreading machine uses is EP138 resin glue, and the glue quantity be coated on each magnetic core is 0.002 ~ 0.004 gram.
Claims (1)
1. an assembly technique for SMD power inductor magnetic core and egative film, is characterized in that including following steps:
Step 101: clean many auxiliary rods, multiple groove for placing power inductor skeleton is provided with above auxiliary rod described in every root, the magnetic core of described skeleton is positioned at the bottom of described groove, the egative film of described skeleton is positioned at the top of described groove, by clean many described auxiliary rods according to the upwardly-directed bottom at a container be made up of nonferromugnetic material placed side by side of groove described in it;
Step 102: magnetic core is poured on the described auxiliary rod in described container;
Step 103: shake described container and make described magnetic core enter in the groove of described auxiliary rod;
Step 104: the remaining described magnetic core not entering described groove in described container is taken out and places in addition;
Step 105: for the described groove of sky also not entering described magnetic core above described auxiliary rod, operator fills described magnetic core with hand in the groove of these skies, make on described auxiliary rod flutedly interiorly all have the described magnetic core kept flat;
Step 106: for the described magnetic core do not entered completely in described groove, described magnetic core to pick up with suction rod and carefully keeps flat in described groove afterwards by operator;
Step 107: the gum box of spreading machine is opened, both hands pick up the two ends of the described auxiliary rod having discharged described magnetic core, described auxiliary rod is put into described spreading machine and is fixed by this auxiliary rod by pin;
Step 108: confirm whether the described magnetic core on described auxiliary rod has inclination, if there is inclination by whole for this auxiliary rod taking-up, must return step 106, until all described magnetic core putting into described groove does not all tilt;
Step 109: with scrape blob of viscose first glue in gum box is pushed described in scrape blob of viscose front end, more described blob of viscose of scraping to be fixed;
Step 110: gently described blob of viscose of scraping is shifted onto other one end from one end of the upper plane of described auxiliary rod and carried out scraping glue, this scrape in glue process must ensure described in scrape blob of viscose front end glue be heaped-up;
Step 111: opened by described spreading machine, with the hands catches the two ends of described auxiliary rod vertically to be picked up by described auxiliary rod as early as possible and takes out and auxiliary rod described in horizontal;
Step 112: with the hands will paste lower described egative film after the justified margin of the described groove on egative film and described auxiliary rod and press described egative film one by one;
Step 113: both hands pick up the described auxiliary rod posting described egative film, put into the groove of pressure bar fixture;
Step 114: the two ends of with the hands picking up clean clean upper pressure bar, on described upper pressure bar, the position relative with the described groove of described auxiliary rod is provided with multiple magnetites, has one of magnetite to face down described upper pressure bar and is placed on described pressure bar fixture;
Step 115: the left and right sides left and right sides of the described upper pressure bar placed being aimed at described auxiliary rod, level is pushed to above described auxiliary rod, until two rods coincide together;
Step 116: described two rods are picked up by both hands together, makes described two rods revolve turnback, puts back in the groove of described pressure bar fixture after upper and lower switch again, will guarantee that described two rods closely merge, can not misplace in whole process;
Step 117: with the hands carefully the described auxiliary rod of top vertically picked up and place it on one side;
Step 118: with the hands described upper pressure bar is picked up, and visual examination is carried out to the described magnetic core pasting described egative film on described upper pressure bar, described egative film should overflow without glue and described magnetic core without skew, otherwise should do defective products process;
Step 119: described upper pressure bar qualified for described visual examination is put into continuous tunnel furnace drying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210446816.8A CN102930970B (en) | 2012-11-11 | 2012-11-11 | Assembly process for magnetic cores and substrates of surface mounting type power inductors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210446816.8A CN102930970B (en) | 2012-11-11 | 2012-11-11 | Assembly process for magnetic cores and substrates of surface mounting type power inductors |
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| Publication Number | Publication Date |
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| CN102930970A CN102930970A (en) | 2013-02-13 |
| CN102930970B true CN102930970B (en) | 2015-01-28 |
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| CN201210446816.8A Active CN102930970B (en) | 2012-11-11 | 2012-11-11 | Assembly process for magnetic cores and substrates of surface mounting type power inductors |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105679519B (en) * | 2016-03-17 | 2017-12-22 | 广东风华高新科技股份有限公司 | Protected type power inductor and its molding assembly method |
Citations (3)
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|---|---|---|---|---|
| CN1074500A (en) * | 1991-12-18 | 1993-07-21 | 彭德罗尔有限公司 | Railway rail-fastening clip and assembly thereof and its using method |
| CN101441933A (en) * | 2008-09-01 | 2009-05-27 | 佛山市南海平洲电子厂有限公司 | Inductance assembling machine |
| CN101615481A (en) * | 2009-05-15 | 2009-12-30 | 梁耀国 | The manufacture method of miniature high-quality wound chip inductor |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6249039B1 (en) * | 1998-09-10 | 2001-06-19 | Bourns, Inc. | Integrated inductive components and method of fabricating such components |
| US7068138B2 (en) * | 2004-01-29 | 2006-06-27 | International Business Machines Corporation | High Q factor integrated circuit inductor |
| KR101134625B1 (en) * | 2010-07-16 | 2012-04-09 | 주식회사 한림포스텍 | Core assembly for wireless power transmission, power supplying apparatus for wireless power transmission having the same, and method for manufacturing core assembly for wireless power transmission |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1074500A (en) * | 1991-12-18 | 1993-07-21 | 彭德罗尔有限公司 | Railway rail-fastening clip and assembly thereof and its using method |
| CN101441933A (en) * | 2008-09-01 | 2009-05-27 | 佛山市南海平洲电子厂有限公司 | Inductance assembling machine |
| CN101615481A (en) * | 2009-05-15 | 2009-12-30 | 梁耀国 | The manufacture method of miniature high-quality wound chip inductor |
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| CN102930970A (en) | 2013-02-13 |
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Address after: 543000 the Guangxi Zhuang Autonomous Region Wei Zhen Long Longwei District of Wuzhou City, Yongan Road No. 81 Patentee after: Guangxi Zhaoxin Pingzhou Electronic Co., Ltd Address before: 268 No. 543100 the Guangxi Zhuang Autonomous Region Cangwu Long Wei County of Wuzhou City, southwest of the town road Patentee before: Guangxi Wuzhou Pingzhou Electronic Co., Ltd. |
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Effective date of registration: 20191210 Address after: 528000 Guangdong Province Nanhai District of Foshan city Guicheng Street South Street No. 1, Jingu Zhichuang industrial community first floor of B block 102 units Patentee after: Guangdong Zhao Xin Intelligent Equipment Co., Ltd. Address before: 543000 the Guangxi Zhuang Autonomous Region Wei Zhen Long Longwei District of Wuzhou City, Yongan Road No. 81 Patentee before: Guangxi Zhaoxin Pingzhou Electronic Co., Ltd |