CN107180698A - A kind of epoxy I-shaped inductance manufacture craft - Google Patents
A kind of epoxy I-shaped inductance manufacture craft Download PDFInfo
- Publication number
- CN107180698A CN107180698A CN201610134925.4A CN201610134925A CN107180698A CN 107180698 A CN107180698 A CN 107180698A CN 201610134925 A CN201610134925 A CN 201610134925A CN 107180698 A CN107180698 A CN 107180698A
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- product
- braid
- tin
- epoxy
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Classifications
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- 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
-
- 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
- H01F41/005—Impregnating or encapsulating
-
- 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
- H01F41/04—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 for manufacturing coils
- H01F41/12—Insulating of windings
- H01F41/127—Encapsulating or impregnating
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Insulating Of Coils (AREA)
Abstract
The invention discloses a kind of epoxy I-shaped inductance manufacture craft, including get the raw materials ready, coiling, soak insulated paint, ward off tin, oiling braid, the smart wax of impregnation, encapsulating epoxy, presser feet, levelling, baking, degumming band, spray printing, cutting test, outward appearance and packaging.The preparation technology of epoxy I-shaped inductance of the present invention is simple, and production efficiency is high, and pollution is reduced, and pin problem is not present in good product performance, long lifespan, and properties of product are not influenceed by external force.
Description
Technical field
The present invention relates to inductive technologies field, specifically a kind of epoxy I-shaped inductance manufacture craft.
Background technology
Current power supply product all develops towards the high direction of frequency height, small volume, lightweight, power, it is therefore desirable to reduce the volume of wherein each part, this is resulted in has requirements at the higher level to the structure of product.Wherein, inductance will also meet the requirement of power supply product miniaturization, and the size of magnetic core can determine the volume size of inductance substantially.
In the prior art, I-type magnetic core is relatively common.In the manufacturing process of traditional I-type magnetic core, in view of the features of shape of I-type magnetic core, is pressed into cylindrical type using ferrite powder mostly, one appropriate groove is then cut by slot-cutting machine in the middle part of cylinder, inductance is made for coiling.The operational sequence of this manufacture method is comparatively laborious, loses time, and cutting step produces a large amount of leftover bits, waste of resource.Particularly with micro magnetic, the difficulty for cutting intermediate groove is larger, and percent defective is high, low production efficiency.And there is not yet the manufacture that I-type magnetic core is carried out with mould in the prior art.
In the prior art, the both ends of I-type magnetic core and intermediate groove are all cylinders, from the point of view of amechanical angle, cylindrical object, it is easy to roll, it is difficult to be clamped, and because cylinder has convex surface, according to attraction mode fixed magnetic core, convex contact face is poorer than planar stability, this cause magnetic core subsequently make inductance process operation inconvenience.
The content of the invention
It is an object of the invention to provide a kind of epoxy I-shaped inductance manufacture craft, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical scheme:
A kind of epoxy I-shaped inductance manufacture craft, specific make step is as follows:
(1)Get the raw materials ready
Confirm whether magnetic core is consistent with work order with enamel-covered wire, check whether magnetic core has breakage, deformation, caking or burr;Get out stand-by tin bar, scaling powder and corresponding packaging material;
(2)Coiling;
Coil winding machine parameter is set, the number of turns is set according to work order requirement, board sets line footpath to be more than former line footpath, mixes up the elasticity of enamel-covered wire;Magnetic core presses start button after the completion of placing, and board starts coiling;Coil is removed after complete, checks whether product is qualified, and certified products are put down gently in polybag, and defective work is put into defective products box;Every bag of quantity fills in complete with work order by with work order requirement, enclosing, and treats wicking;
(3)Soak insulated paint
The product arranged is put into vacuum impregnation containing dipping machine, 0.65~0.75MPa of air pressure, the dipping lacquer time is more than or equal to 15min, after vacuum impregnation, take out iron pan and place drop 9~11min of paint, pour into the plate for completing rag paper, pin proper alignment upward, 110~125 DEG C of baking box is put into, 1.4~1.6h is toasted, product radiating and cooling is taken out;
(4)Ward off tin
By the product test being impregnated with it is qualified after pour into Revolving disc, neat is placed on dipping lacquer iron pan, sets and wards off tin machine parameter, and the magnetic core being well placed is stained with into scaling powder, is shaved tin face, is dipped in 1~2s in tin stove, the qualified product of wicking is put into Revolving disc;
(5)Oiling braid
Product is gently poured into vibrating disk, the parameter for setting braider carries out automatic charging, and track oiling is first passed through before feeding, then carries out braid, by the good product proper alignment of braid in chase, carry out traveler mark;
(6)The smart wax of impregnation
The product in baking oven is taken out, vacuum waxdip machine is put into rapidly and carries out waxdip, waxdip device temperature is 150~160 DEG C, and air pressure is -0.65MPa~0.075MPa, after the completion of waxdip, is taken out at ambient pressure;
(7)Encapsulate epoxy
The waxdip product of taking-up is positioned on adsorption paper rapidly, pressing removes the excessive wax in product bottom twice, then it is put into sealing machine rapidly, the temperature of sealing machine is 90~130 DEG C, it will treat that product carries out bread process twice, product upset is taken out, sees whether that encapsulating is intact, is placed on interim rack and is cooled down;
(8)Presser feet
The product of encapsulating is put on de- framework, whole box braid product adhesive tape is removed up, lath, which is positioned over, to be treated on presser feet iron plate, product is subjected to presser feet along presser feet device end push-in one by one successively;
(9)Levelling solidifies
Work premise front opening baking oven, oven temperature is risen to 95~100 DEG C, the product after presser feet is positioned on stroller carries out levelling successively in order, equitemperature, which is gone back up to, starts timing after 95 DEG C, and the time is 28~32min;
(10)Baking
Work premise front opening baking oven, oven temperature is risen to 100~110 DEG C, the product that levelling is completed is positioned on stroller in order successively, equitemperature, which is gone back up to, starts timing after 100~110 DEG C, and the time is 80~100min, takes out cooling;
(11)Spray printing
Will baking complete and oneself product through cooling chase is taken off, by technological requirement set spray printing content carry out spray printing, after the completion of be put into Revolving disc;
(12)De- braid
Product after spray printing is placed on pin on braid region to be taken off, iron plate and carries out degumming upward, qualified products are put into Revolving disc, is placed with work order;
(13)Cutting is tested
The product for taking off good braid is poured into vibrating disk, cutting is carried out with I-shaped automatic shaping test cutting machine by technological requirement, uses kind of calliper pin length, it is ensured that qualified;
(14)Outward appearance
Check whether pin, the long-short foot of product are qualified;
(15)Packaging
Finished product is packed.
It is used as further scheme of the invention:The step(4)In, depending on tin furnace temperature is according to line footpath, line footpath is less than 0.11mm, and tin furnace temperature is 460~470 DEG C;Line footpath is more than 0.12mm, and tin furnace temperature is 480~490 DEG C.
It is used as further scheme of the invention:The step(7)In, bread process includes preheating 3s, loose powder 9s, precipitation 4s, bread 0.7s, leveling 4s.
Compared with prior art, the beneficial effects of the invention are as follows:The preparation technology of epoxy I-shaped inductance of the present invention is simple, and production efficiency is high, and pollution is reduced, and good product performance, long lifespan is high pressure resistant, pin problem is not present, properties of product are not influenceed by external force.
Brief description of the drawings
Fig. 1 is the fabrication processing figure of epoxy I-shaped inductance.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made belongs to the scope of protection of the invention.
Embodiment
Referring to Fig. 1, epoxy I-shaped inductance fabrication processing:
(1)Get the raw materials ready
Confirm whether magnetic core is consistent with work order with enamel-covered wire, check whether magnetic core has breakage, deformation, caking or burr;Get out stand-by tin bar, scaling powder and corresponding packaging material;
(2)Coiling
Coil winding machine parameter is set, the number of turns is set according to work order requirement, board sets line footpath to be more than former line footpath, mixes up the elasticity of enamel-covered wire;Magnetic core presses start button after the completion of placing, and board starts coiling;Coil is removed after complete, checks whether product is qualified, and certified products are put down gently in polybag, and defective work is put into defective products box;Every bag of quantity fills in complete with work order by with work order requirement, enclosing, and treats wicking;
(3)Soak insulated paint
The product arranged is put into vacuum impregnation containing dipping machine, air pressure 0.7MPa, the dipping lacquer time is more than or equal to after 15min, vacuum impregnation, take out iron pan and place drop paint 10min, pour into the plate for completing rag paper, pin proper alignment upward, 120 DEG C of baking box is put into, 1.5h is toasted, product radiating and cooling is taken out;
(4)Ward off tin
By around the product of complete line, the product of test passes is poured into Revolving disc, neat is placed on dipping lacquer iron pan, set and ward off tin machine parameter, the magnetic core being well placed is stained with scaling powder, shave tin face, it is dipped in 2s in tin stove, depending on tin furnace temperature is according to line footpath, line footpath is less than 0.11mm, and tin furnace temperature is 460~470 DEG C;Line footpath is more than 0.12mm, and tin furnace temperature is 480~490 DEG C;The qualified product of wicking is put into Revolving disc;
(5)Oiling braid
Product is gently poured into vibrating disk, the parameter for setting braider carries out automatic charging, and track oiling is first passed through before feeding, then carries out braid, by the good product proper alignment of braid in chase, carry out traveler mark;
(6)The smart wax of impregnation
The product in baking oven is taken out, vacuum waxdip machine is put into rapidly and carries out waxdip, waxdip equipment is transferred to 155 DEG C, air pressure -0.65MPa~0.075MPa, after the completion of waxdip, is taken out at ambient pressure;
(7)Encapsulate epoxy
The waxdip product of taking-up is positioned on adsorption paper rapidly, pressing removes the excessive wax in product bottom twice, then it is put into sealing machine rapidly, the temperature of sealing machine is 20 DEG C, it will treat that product carries out bread process twice, bread process includes preheating 3s, loose powder 9s, precipitation 4s, bread 0.7s, leveling 4s, takes out product upset, see whether that encapsulating is intact, be placed on interim rack and cooled down;
(8)Presser feet
The product of encapsulating is put on de- framework, whole box braid product adhesive tape is removed up, lath, which is positioned over, to be treated on presser feet iron plate, product is subjected to presser feet along presser feet device end push-in one by one successively;
(9)Levelling solidifies
Work premise front opening baking oven, oven temperature is risen to 98 DEG C, the product after presser feet is positioned on stroller carries out levelling successively in order, equitemperature, which is gone back up to, starts timing after 95 DEG C, the time is 30min;
(10)Baking
Work premise front opening baking oven, oven temperature is risen to 105 DEG C, the product that levelling is completed is positioned on stroller in order successively, equitemperature, which is gone back up to, starts timing after 105 DEG C, the time is 90min, takes out cooling;
(11)Spray printing
Will baking complete and oneself product through cooling chase is taken off, by technological requirement set spray printing content carry out spray printing, after the completion of be put into Revolving disc;
(12)De- braid
Product after spray printing is placed on pin on braid region to be taken off, iron plate and carries out degumming upward, qualified products are put into Revolving disc, is placed with work order;
(13)Cutting is tested
The product for taking off good braid is poured into vibrating disk, cutting is carried out with I-shaped automatic shaping test cutting machine by technological requirement, uses kind of calliper pin length, it is ensured that qualified;
(14)Outward appearance
Check whether pin, the long-short foot of product are qualified;
(15)Packaging
Finished product is packed.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing from the spirit or essential characteristics of the present invention, the present invention can be realized in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is limited by appended claims rather than described above, it is intended that all changes fallen in the implication and scope of the equivalency of claim are included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.
Claims (3)
1. a kind of epoxy I-shaped inductance manufacture craft, it is characterised in that specific make step is as follows:
(1)Get the raw materials ready
Confirm whether magnetic core is consistent with work order with enamel-covered wire, check whether magnetic core has breakage, deformation, caking or burr;Get out stand-by tin bar, scaling powder and corresponding packaging material;
(2)Coiling
Coil winding machine parameter is set, the number of turns is set according to work order requirement, board sets line footpath to be more than former line footpath, mixes up the elasticity of enamel-covered wire;Magnetic core presses start button after the completion of placing, and board starts coiling;Coil is removed after complete, checks whether product is qualified, and certified products are put down gently in polybag, and defective work is put into defective products box;Every bag of quantity fills in complete with work order by with work order requirement, enclosing, and treats wicking;
(3)Soak insulated paint
The product arranged is put into vacuum impregnation containing dipping machine, 0.65~0.75MPa of air pressure, the dipping lacquer time is more than or equal to 15min, after vacuum impregnation, take out iron pan and place drop 9~11min of paint, pour into the plate for completing rag paper, pin proper alignment upward, 110~125 DEG C of baking box is put into, 1.4~1.6h is toasted, product radiating and cooling is taken out;
(4)Ward off tin
By the product test being impregnated with it is qualified after pour into Revolving disc, neat is placed on dipping lacquer iron pan, sets and wards off tin machine parameter, and the magnetic core being well placed is stained with into scaling powder, is shaved tin face, is dipped in 1~2s in tin stove, the qualified product of wicking is put into Revolving disc;
(5)Oiling braid
Product is gently poured into vibrating disk, the parameter for setting braider carries out automatic charging, and track oiling is first passed through before feeding, then carries out braid, by the good product proper alignment of braid in chase, carry out traveler mark;
(6)The smart wax of impregnation
The product in baking oven is taken out, vacuum waxdip machine is put into rapidly and carries out waxdip, waxdip device temperature is 150~160 DEG C, and air pressure is -0.65MPa~0.075MPa, after the completion of waxdip, is taken out at ambient pressure;
(7)Encapsulate epoxy
The waxdip product of taking-up is positioned on adsorption paper rapidly, pressing removes the excessive wax in product bottom twice, then it is put into sealing machine rapidly, the temperature of sealing machine is 90~130 DEG C, it will treat that product carries out bread process twice, product upset is taken out, sees whether that encapsulating is intact, is placed on interim rack and is cooled down;
(8)Presser feet
The product of encapsulating is put on de- framework, whole box braid product adhesive tape is removed up, lath, which is positioned over, to be treated on presser feet iron plate, product is subjected to presser feet along presser feet device end push-in one by one successively;
(9)Levelling solidifies
Work premise front opening baking oven, oven temperature is risen to 95~100 DEG C, the product after presser feet is positioned on stroller carries out levelling successively in order, equitemperature, which is gone back up to, starts timing after 95 DEG C, and the time is 28~32min;
(10)Baking
Work premise front opening baking oven, oven temperature is risen to 100~110 DEG C, the product that levelling is completed is positioned on stroller in order successively, equitemperature, which is gone back up to, starts timing after 100~110 DEG C, and the time is 80~100min, takes out cooling;
(11)Spray printing
Will baking complete and oneself product through cooling chase is taken off, by technological requirement set spray printing content carry out spray printing, after the completion of be put into Revolving disc;
(12)De- braid
Product after spray printing is placed on pin on braid region to be taken off, iron plate and carries out degumming upward, qualified products are put into Revolving disc, is placed with work order;
(13)Cutting is tested
The product for taking off good braid is poured into vibrating disk, cutting is carried out with I-shaped automatic shaping test cutting machine by technological requirement, uses kind of calliper pin length, it is ensured that qualified;
(14)Outward appearance
Check whether pin, the long-short foot of product are qualified;
(15)Packaging
Finished product is packed.
2. epoxy I-shaped inductance manufacture craft according to claim 1, it is characterised in that the step(4)In, depending on tin furnace temperature is according to line footpath, line footpath is less than 0.11mm, and tin furnace temperature is 460~470 DEG C;Line footpath is more than 0.12mm, and tin furnace temperature is 480~490 DEG C.
3. epoxy I-shaped inductance manufacture craft according to claim 1, it is characterised in that the step(7)In, bread process includes preheating 3s, loose powder 9s, precipitation 4s, bread 0.7s, leveling 4s.
Priority Applications (1)
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CN201610134925.4A CN107180698B (en) | 2016-03-10 | 2016-03-10 | A kind of epoxy I-shaped inductance manufacture craft |
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CN201610134925.4A CN107180698B (en) | 2016-03-10 | 2016-03-10 | A kind of epoxy I-shaped inductance manufacture craft |
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CN107180698A true CN107180698A (en) | 2017-09-19 |
CN107180698B CN107180698B (en) | 2018-10-09 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110125500A (en) * | 2018-02-02 | 2019-08-16 | 东莞碧克电子有限公司 | Foot new process is cut in encapsulating |
CN110136943A (en) * | 2019-06-12 | 2019-08-16 | 南京安盛电子有限公司 | The production technology of self-feeding I-shaped inductance |
CN112435827A (en) * | 2020-11-13 | 2021-03-02 | 临沂昱通新能源科技有限公司 | Structure of high-impedance PFC inductor and processing technology thereof |
CN115036117A (en) * | 2022-05-17 | 2022-09-09 | 安徽省昌盛电子有限公司 | Production process of annular inductor |
CN117316625A (en) * | 2023-11-15 | 2023-12-29 | 惠州市乐亿通科技股份有限公司 | LCL filter independent inductance optimization application method |
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US6031441A (en) * | 1998-08-07 | 2000-02-29 | Yen; Kan-Lin | Ballast stabilizer and its fabrication method |
EP2224787A1 (en) * | 2009-02-26 | 2010-09-01 | Electrolux Home Products Corporation N.V. | A method and device for controlling an induction heating cooking apparatus |
CN103390491A (en) * | 2013-08-14 | 2013-11-13 | 重庆市金籁电子科技有限公司 | Phase position-distinguishing manufacturing method for inductor |
CN104465021A (en) * | 2014-11-14 | 2015-03-25 | 长兴和兴电子有限公司 | Inductance element and preparation process thereof |
CN104766710A (en) * | 2015-04-22 | 2015-07-08 | 广东宽普科技股份有限公司 | Mini-type wire winding inductor and manufacturing method thereof |
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2016
- 2016-03-10 CN CN201610134925.4A patent/CN107180698B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US6031441A (en) * | 1998-08-07 | 2000-02-29 | Yen; Kan-Lin | Ballast stabilizer and its fabrication method |
EP2224787A1 (en) * | 2009-02-26 | 2010-09-01 | Electrolux Home Products Corporation N.V. | A method and device for controlling an induction heating cooking apparatus |
CN103390491A (en) * | 2013-08-14 | 2013-11-13 | 重庆市金籁电子科技有限公司 | Phase position-distinguishing manufacturing method for inductor |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110125500A (en) * | 2018-02-02 | 2019-08-16 | 东莞碧克电子有限公司 | Foot new process is cut in encapsulating |
CN110136943A (en) * | 2019-06-12 | 2019-08-16 | 南京安盛电子有限公司 | The production technology of self-feeding I-shaped inductance |
CN112435827A (en) * | 2020-11-13 | 2021-03-02 | 临沂昱通新能源科技有限公司 | Structure of high-impedance PFC inductor and processing technology thereof |
CN115036117A (en) * | 2022-05-17 | 2022-09-09 | 安徽省昌盛电子有限公司 | Production process of annular inductor |
CN117316625A (en) * | 2023-11-15 | 2023-12-29 | 惠州市乐亿通科技股份有限公司 | LCL filter independent inductance optimization application method |
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