CN109860138A - Bracket, the long production method for climbing electric light electric coupler and length climb electric light electric coupler - Google Patents
Bracket, the long production method for climbing electric light electric coupler and length climb electric light electric coupler Download PDFInfo
- Publication number
- CN109860138A CN109860138A CN201811535621.4A CN201811535621A CN109860138A CN 109860138 A CN109860138 A CN 109860138A CN 201811535621 A CN201811535621 A CN 201811535621A CN 109860138 A CN109860138 A CN 109860138A
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- pin
- frame
- submounts
- light
- column
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- 230000009194 climbing Effects 0.000 title abstract description 10
- 239000003292 glue Substances 0.000 claims description 27
- 239000004033 plastic Substances 0.000 claims description 17
- 239000011347 resin Substances 0.000 claims description 16
- 229920005989 resin Polymers 0.000 claims description 16
- 238000004806 packaging method and process Methods 0.000 claims description 12
- 238000005520 cutting process Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000000280 densification Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 9
- 238000002955 isolation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 206010054949 Metaplasia Diseases 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a kind of bracket, the long production method for climbing electric light electric coupler and length to climb electric light electric coupler, the stent applications climb electric light electric coupler in production length, including the first submounts and the second submounts, wherein the first submounts include the first frame of multiple row, the two sides of the first frame of each column include multiple the first pins with equal spacing arrangement, and the first pin of the first side and first pin of second side in the two sides of the first frame of each column are staggered；Second submounts include the second frame of multiple row, the two sides of the second frame of each column include multiple second pins with equal spacing arrangement, the second pin of the first side and the second pin of second side in the two sides of the second frame of each column are staggered, and the second pin of the same side of the second frame and the first frame is corresponding with the first pin.Embodiment provided by the invention can be realized the long densification production for climbing electric light electric coupler, improves output efficiency, reduces production cost.
Description
Technical field
The present invention relates to length to climb electric light electric coupler technical field, climbs electric light more particularly to a kind of bracket, length and is electrically coupled
The production method and length of device climb electric light electric coupler.
Background technique
Photoelectrical coupler is to be widely used in electric insulation, level conversion, interpolar coupling using light as media transmission electric signal
Isolation, pulse amplifying circuit, digital instrument between conjunction, driving circuit, switching circuit, chopper, multivibrator, signal isolation, grade
In device, distant signal transmission, pulse amplifying, solid-state relay SSR, instrument and meter, communication apparatus and microcomputer interface.In signal
In individual event transmission, input and output side fully achieves electrical isolation.With the continuous variation of the market demand, photoelectrical coupler is opened
Begin gradually to develop to smallerization, to meet the small-sized growth requirement of complete machine.Long electric light electric coupler of climbing small-sized is set with itself
Meter, in power supply fast charge field, is developed especially rapid with starting gradually to substitute original large-sized common optoelectronic coupler.
Electric light electric coupler manufacturer is climbed for length, under the premise of guaranteeing all property datas, how to reduce life
Cost is produced, increase production efficiency is main direction of studying.Highly denseization design and stable feasible robustness production just become bites at present
Problem to be solved.
Summary of the invention
At least one to solve the above-mentioned problems, first aspect present invention provides a kind of bracket, climbs electricity applied to production length
Photoelectrical coupler, the bracket include the first submounts and the second submounts, wherein
First submounts include the first frame of multiple row, and the two sides of the first frame of each column include multiple with mutually equidistant
First pin of arrangement, the first pin of the first side in the two sides of first frame of each column and first pin of second side are handed over
Mistake arrangement；
Second submounts include the second frame of multiple row, and the two sides of the second frame of each column include multiple with mutually equidistant
The second pin of arrangement, the second pin of the first side in the two sides of second frame of each column and the second pin of second side are handed over
Mistake arrangement, and the second pin of the same side of second frame and the first frame is corresponding with the first pin
First submounts and the second submounts overlapping, corresponding first pin and second pin overlapping.
Further, first that the quantity for the first pin that the first side of first frame includes includes with second side is drawn
The quantity of foot is identical.
Further, two the first frames of column of first submounts edge are respectively included towards first submounts
First pin of center side.
Further, the first side and second side of the first frame of each column and the second frame respectively include be used to support
Three pins.
Further, two neighboring first pin of every side of first frame of each column forms first Ji Dao,
For carrying luminous source chip；
The two neighboring second pin of every side of second frame of each column forms second Ji Dao, for carry by
Light device chip.
Second aspect of the present invention provides a kind of length using bracket described in first aspect and climbs electric light electric coupler production method,
Include:
S1: light emitting source and light-receiving device are respectively adhered on the first Ji Dao and the second Ji Dao, carry out bonding wire after premenstrual solidification,
The light emitting source is welded on the first submounts, the light-receiving device is welded on the second submounts；
S3: overlapping first submounts and the second submounts carry out the light emitting source and light-receiving device using resin glue
Plastic packaging climbs electric light electric coupler to form multiple length；
S5: it removes the resin glue of first submounts and the second submounts and first pin and second is electroplated and draw
Foot；
S7: cutting the bracket, and the multiple length is climbed electric light electric coupler from the bracket and is separated.
Further, the S3 further comprises:
S31: use the first resin glue to the light emitting source and light-receiving device carry out plastic packaging to be formed as the light emitting source and
The spacer medium of the light-path of light-receiving device；
S33: secondary plastic is carried out to the light emitting source and light-receiving device using the second resin glue and climbs electric light to form multiple length
Electric coupler.
Further, after the S31, before S33, the production method further include:
S32: the third pin of the first side and second side of cutting support the first frame of each column and the second frame.
Further, after the S1, before S3, the production method further include:
S2: the light emitting source is solidificated on first Ji Dao using silica gel.
Third aspect present invention provides a kind of length and climbs electric light electric coupler, which climbs electric light electric coupler and utilize second aspect
The production method production.
Beneficial effects of the present invention are as follows:
The present invention formulates a kind of bracket and the long production method for climbing electric light electric coupler for problem existing at present, and
It is alternately arranged by the pin of odd column and even column and realizes that the highly dense metaplasia of bracket produces, can reduce production cost and have
Effect increases production efficiency and realizes that stability produces.
Detailed description of the invention
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing.
Fig. 1 shows the structural schematic diagram of bracket described in one embodiment of the present of invention；
Fig. 2 shows the structural schematic diagrams of the first submounts described in one embodiment of the present of invention；
Fig. 3 shows the structural schematic diagram of the second submounts described in one embodiment of the present of invention；
Fig. 4 shows the structural schematic diagram of the overlapping of bracket described in one embodiment of the present of invention；
Fig. 5 shows the flow chart of production method described in one embodiment of the present of invention；
Fig. 6 shows the flow chart of resin glue plastic packaging described in one embodiment of the present of invention；
Fig. 7 shows the structural schematic diagram after white glue plastic packaging described in one embodiment of the present of invention；
Fig. 8 shows the structural schematic diagram that third pin is cut off described in one embodiment of the present of invention；
Fig. 9 shows the structural schematic diagram after black glue plastic packaging described in one embodiment of the present of invention；
Figure 10 show bracket described in one embodiment of the present of invention it is gold-plated after structural schematic diagram；
Figure 11 shows the long schematic diagram for climbing electric light electric coupler described in one embodiment of the present of invention.
Specific embodiment
In order to illustrate more clearly of the present invention, the present invention is done further below with reference to preferred embodiments and drawings
It is bright.Similar component is indicated in attached drawing with identical appended drawing reference.It will be appreciated by those skilled in the art that institute is specific below
The content of description is illustrative and be not restrictive, and should not be limited the scope of the invention with this.
As shown in Figure 1, climbing electric light An embodiment provides a kind of bracket applied to production length and being electrically coupled
Device, the bracket includes the first submounts and the second submounts, wherein first submounts include the first frame of multiple row, each column
The two sides of first frame include multiple the first pins with equal spacing arrangement, and in the two sides of first frame of each column
First pin of side and first pin of second side are staggered；Second submounts include the second frame of multiple row, each column
The two sides of second frame include multiple second pins with equal spacing arrangement, and in the two sides of second frame of each column
The second pin of side and the second pin of second side are staggered, and the same side of second frame and the first frame
The second pin is corresponding with the first pin；First submounts and the second submounts overlapping, corresponding first pin
It is overlapped with second pin.
In a specific example, as shown in Figures 2 and 3, the bracket includes the first submounts 1 and the second submounts
6, wherein first submounts 1 include the first frame of multiple row 2, the two sides of the first frame of each column 2 include multiple with equal
The first pin 3 away from arrangement, as shown in Fig. 2, the first pin 3 of the first side in the two sides of the first frame of each column 2 and
First pin 3 of two sides is staggered, i.e. the position of the first pin 3 of the two sides of the first frame of each column 2 mutually staggers.
The quantity of first pin of the two sides of first frame 2 can be the same or different, it is contemplated that greatest extent
Ground spent material cost, in a preferred embodiment, the number for the first pin 3 that the first side of first frame 2 includes
It measures identical as the quantity of the first pin 3 that second side includes.And two neighboring the of every side of first frame of each column 2
One pin 3 forms a first base island 5, for carrying luminous source chip.
In a preferred embodiment, it is contemplated that making full use of for the marginal textures of the first submounts, described first
Two the first frames of column 2 of 1 edge of submounts respectively include the first pin 3 towards the 1 center side of the first submounts, i.e.,
The first frame of first row 2 in first submounts 1 in marginal position only includes drawing towards the first of carriage center side
Foot, last first frame of column 2 only include the first pin towards carriage center side.
It in a preferred embodiment, is the support and stabilization that guarantee the first submounts, the first frame of each column 2 further includes
There is third pin 4.
Similar, second submounts 6 include the second frame of multiple row 7, and the two sides of the second frame of each column 7 include multiple
Second pin 8 with equal spacing arrangement, the second pin 8 and of the first side in the two sides of second frame of each column 7
The second pin 8 of two sides is staggered, and the second pin 8 of the same side of second frame 7 and the first frame 2 with
First pin 3 is corresponding.The structure of i.e. described second frame is corresponding with the first frame 2, and the quantity of second pin 8 is drawn with first
The quantity of foot 3 is identical, and the second frame of each column 7 also includes third pin 4.And second frame of each column 7 is each
The two neighboring second pin 8 of side forms a second base island 9, for carrying light-receiving device chip.
As shown in figure 4, first submounts 1 and the second submounts 6 are overlapped, corresponding first pin 3 and second
Pin 8 overlaps, i.e., corresponding first base island 5 and the second base island 9 are superimposed to form the one long core for climbing electric light electric coupler
Structure.
In the present embodiment, first frame 2 is set as structure on two sides and the first pin 3 of two sides is set as interlocking
First base island 5 of structure, two sides is set as cross structure；Second frame 7 is set as the second of structure on two sides and two sides
Pin 8 is set as cross structure, and the first base island 5 of two sides is set as cross structure；When the first submounts 1 and the second submounts 6
Be superimposed, corresponding first base island 5 and the second base island 9 be superimposed to be formed it is one long climb electric light electric coupler, then the bracket
The upper multiple length of formation climb electric light electric coupler.The long densification for climbing electric light electric coupler is realized by above-mentioned be arranged on bracket
Production, improves output efficiency and reduces production cost.
As described in Figure 5, one embodiment of the present of invention, which additionally provides a kind of length using above-mentioned bracket and climbs electric light, is electrically coupled
Device production method, comprising:
S1: light emitting source and light-receiving device are respectively adhered on the first Ji Dao and the second Ji Dao, carry out bonding wire after premenstrual solidification,
The light emitting source is welded on the first submounts, the light-receiving device is welded on the second submounts.
In a preferred embodiment, the luminous source chip relatively fragile for protection, the production method further include:
S2: the light emitting source is solidificated on first Ji Dao using silica gel.
S3: overlapping first submounts and the second submounts carry out the light emitting source and light-receiving device using resin glue
Plastic packaging climbs electric light electric coupler to form multiple length, as shown in fig. 6, further comprising:
S31: use the first resin glue to the light emitting source and light-receiving device carry out plastic packaging to be formed as the light emitting source and
The spacer medium of the light-path of light-receiving device；As shown in fig. 7, white resin is molded in white glue plastic package die, as input terminal
Light-path between output end, and the spacer medium as input and output side.Then extra white glue is removed.
In a preferred embodiment, the stress generated for release white glue plastic packaging, and guarantee that black glue plastic packaging is greatly decreased
The generation of middle stress and cause frame deformation, while frame entirety intensity can be maintained again, guarantee that product bracket can remove glue rib cutting mould
Normal walking in tool, the method also includes:
S32: the third pin of the first side and second side of cutting support the first frame of each column and the second frame.Such as Fig. 8 institute
Show, be 1. the first pin and second pin that do not cut off, is 2. the third pin of cutting.
S33: secondary plastic is carried out to the light emitting source and light-receiving device using the second resin glue and climbs electric light to form multiple length
Electric coupler.As shown in figure 9, being molded black resin in black glue plastic package die, climbed in electric light electric coupler in protection length
Influence of the external environmental light to interiors of products optical path is blocked while portion's structure, to guarantee product surface creepage distance.
S5: it removes the resin glue of first submounts and the second submounts and first pin and second is electroplated and draw
Foot.Firstly, black glue and white glue baking-curing are carried out the baking-curing of stipulated time at a temperature of black glue and latex solidified to protect
The completion of resin cross-linking reaction is demonstrate,proved, and guarantees the stabilization of encapsulating structure.It is removed secondly, carrying out black glue to black glue plastic packaging solidification after-poppet
Glue guarantees that subsequent each Pin locations of plating can plate tin.Finally, the first pin and second pin are electroplated to guarantee to grow
The solderability of electric light electric coupler is climbed, as shown in Figure 10.
S7: cutting the bracket, and the multiple length is climbed electric light electric coupler from the bracket and is separated.To drawing
Foot is accurately punched, and guarantees the compact dimensions of final products pin.
Corresponding with production method provided by the above embodiment, one embodiment of the application also provides a kind of using above-mentioned
Production method production length climb electric light electric coupler, due to length provided by the embodiments of the present application climb electric light electric coupler with it is above-mentioned several
The production method that kind embodiment provides is corresponding, therefore is also applied for length provided in this embodiment in aforementioned embodiments and climbs electric light
Electric coupler is not described in detail in the present embodiment.
As shown in figure 11, An embodiment provides a kind of length to climb electric light electric coupler, which climbs electric light electricity
Coupler is made using above-mentioned production method.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention may be used also on the basis of the above description for those of ordinary skill in the art
To make other variations or changes in different ways, all embodiments can not be exhaustive here, it is all to belong to this hair
The obvious changes or variations that bright technical solution is extended out are still in the scope of protection of the present invention.
Claims (10)
1. a kind of bracket, climb electric light electric coupler applied to production length, which is characterized in that the bracket include the first submounts and
Second submounts, wherein
First submounts include the first frame of multiple row, and the two sides of the first frame of each column include multiple with equal spacing arrangement
The first pin, the first pin of the first side in the two sides of first frame of each column and the first pin staggered row of second side
Column；
Second submounts include the second frame of multiple row, and the two sides of the second frame of each column include multiple with equal spacing arrangement
Second pin, the second pin of the first side in the two sides of second frame of each column and the second pin staggered row of second side
Column, and the second pin of the same side of second frame and the first frame is corresponding with the first pin；
First submounts and the second submounts overlapping, corresponding first pin and second pin overlapping.
2. bracket according to claim 1, which is characterized in that the first pin that the first side of first frame includes
Quantity is identical as the quantity of the first pin that second side includes.
3. bracket according to claim 1, which is characterized in that
Two the first frames of column of first submounts edge respectively include towards first submounts center side
One pin.
4. bracket according to claim 1, which is characterized in that
The first side and second side of the first frame of each column and the second frame respectively include the third pin being used to support.
5. bracket described in any one of -4 according to claim 1, which is characterized in that
Two neighboring first pin of every side of first frame of each column forms first Ji Dao, for carrying light emitting source
Chip；
The two neighboring second pin of every side of second frame of each column forms second Ji Dao, for carrying light-receiving device
Chip.
6. a kind of climb electric light electric coupler production method, feature using the length of bracket as described in any one of claim 1-5
It is, comprising:
S1: light emitting source and light-receiving device are respectively adhered on the first Ji Dao and the second Ji Dao, bonding wire are carried out after premenstrual solidification, by institute
Light emitting source is stated to be welded on the first submounts, the light-receiving device is welded on the second submounts；
S3: overlapping first submounts and the second submounts carry out plastic packaging to the light emitting source and light-receiving device using resin glue
Electric light electric coupler is climbed to form multiple length；
S5: it removes the resin glue of first submounts and the second submounts and first pin and second pin is electroplated；
S7: cutting the bracket, and the multiple length is climbed electric light electric coupler from the bracket and is separated.
7. production method according to claim 6, which is characterized in that the S3 further comprises:
S31: the first resin glue is used to carry out plastic packaging to be formed as the light emitting source and light to the light emitting source and light-receiving device
The spacer medium of the light-path of device；
S33: secondary plastic is carried out to the light emitting source and light-receiving device using the second resin glue and climbs electric light thermocouple to form multiple length
Clutch.
8. production method according to claim 7, which is characterized in that after the S31, before S33, the production side
Method further include:
S32: the third pin of the first side and second side of cutting support the first frame of each column and the second frame.
9. production method a method according to any one of claims 6-8, which is characterized in that after the S1, before S3, institute
State production method further include:
S2: the light emitting source is solidificated on first Ji Dao using silica gel.
10. a kind of length climbs electric light electric coupler, which is characterized in that the length is climbed electric light electric coupler and utilized as in claim 6-9
Described in any item production method production.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811535621.4A CN109860138A (en) | 2018-12-14 | 2018-12-14 | Bracket, the long production method for climbing electric light electric coupler and length climb electric light electric coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811535621.4A CN109860138A (en) | 2018-12-14 | 2018-12-14 | Bracket, the long production method for climbing electric light electric coupler and length climb electric light electric coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109860138A true CN109860138A (en) | 2019-06-07 |
Family
ID=66891306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811535621.4A Pending CN109860138A (en) | 2018-12-14 | 2018-12-14 | Bracket, the long production method for climbing electric light electric coupler and length climb electric light electric coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109860138A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112349672A (en) * | 2020-10-14 | 2021-02-09 | 珠海市大鹏电子科技有限公司 | Lead frame for photoelectric coupler and photoelectric coupler thereof |
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|---|---|---|---|---|
| JPH06237010A (en) * | 1992-04-07 | 1994-08-23 | Sharp Corp | Lead frame for optical coupling device |
| JPH06350128A (en) * | 1993-04-15 | 1994-12-22 | Sharp Corp | Lead frame for optical coupling device |
| KR20000032592A (en) * | 1998-11-16 | 2000-06-15 | 이택렬 | Photocoupler and method for manufacturing the photocoupler |
| US20030015644A1 (en) * | 2001-07-18 | 2003-01-23 | Hiroaki Morikawa | Fabrication method of optically coupled device |
| CN102723321A (en) * | 2012-07-03 | 2012-10-10 | 黄伟鹏 | Photoelectric coupler lead frame and photoelectric coupler |
| CN207009431U (en) * | 2017-05-11 | 2018-02-13 | 江苏钜芯集成电路技术股份有限公司 | The staggeredly lead frame of pin |
| CN209169135U (en) * | 2018-12-14 | 2019-07-26 | 华润半导体（深圳）有限公司 | A kind of bracket |
-
2018
- 2018-12-14 CN CN201811535621.4A patent/CN109860138A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06237010A (en) * | 1992-04-07 | 1994-08-23 | Sharp Corp | Lead frame for optical coupling device |
| JPH06350128A (en) * | 1993-04-15 | 1994-12-22 | Sharp Corp | Lead frame for optical coupling device |
| KR20000032592A (en) * | 1998-11-16 | 2000-06-15 | 이택렬 | Photocoupler and method for manufacturing the photocoupler |
| US20030015644A1 (en) * | 2001-07-18 | 2003-01-23 | Hiroaki Morikawa | Fabrication method of optically coupled device |
| CN102723321A (en) * | 2012-07-03 | 2012-10-10 | 黄伟鹏 | Photoelectric coupler lead frame and photoelectric coupler |
| CN207009431U (en) * | 2017-05-11 | 2018-02-13 | 江苏钜芯集成电路技术股份有限公司 | The staggeredly lead frame of pin |
| CN209169135U (en) * | 2018-12-14 | 2019-07-26 | 华润半导体（深圳）有限公司 | A kind of bracket |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112349672A (en) * | 2020-10-14 | 2021-02-09 | 珠海市大鹏电子科技有限公司 | Lead frame for photoelectric coupler and photoelectric coupler thereof |
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Effective date of registration: 20210429 Address after: No.180-6, Linghu Avenue, Taihu International Science and Technology Park, Xinwu District, Wuxi City, Jiangsu Province, 214135 Applicant after: China Resources micro integrated circuit (Wuxi) Co., Ltd Address before: 518040 Guangdong city in Shenzhen Province, Futian District Shennan Road, Che Kung Temple Tian An Digital City Tienhsiang building 8A Applicant before: CHINA RESOURCES SEMICONDUCTOR (SHENZHEN) Co.,Ltd. |
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