CN204524492U - Pcb board fixture for laser welding - Google Patents
Pcb board fixture for laser welding Download PDFInfo
- Publication number
- CN204524492U CN204524492U CN201520123593.0U CN201520123593U CN204524492U CN 204524492 U CN204524492 U CN 204524492U CN 201520123593 U CN201520123593 U CN 201520123593U CN 204524492 U CN204524492 U CN 204524492U
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- CN
- China
- Prior art keywords
- cover plate
- pcb board
- hole
- contact pin
- plate
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- Expired - Fee Related
Links
- 238000003466 welding Methods 0.000 title claims abstract description 33
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 230000006978 adaptation Effects 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims abstract description 6
- 238000007906 compression Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 description 5
- 229910000679 solder Inorganic materials 0.000 description 5
- 238000005476 soldering Methods 0.000 description 5
- 238000005219 brazing Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- NNIPDXPTJYIMKW-UHFFFAOYSA-N iron tin Chemical compound [Fe].[Sn] NNIPDXPTJYIMKW-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004801 process automation Methods 0.000 description 1
Landscapes
- Laser Beam Processing (AREA)
Abstract
The utility model is applicable to laser weld field, provides a kind of pcb board fixture for laser welding, comprises limiting plate, the first cover plate and pressing plate, and on described limiting plate, interval is provided with some press strips that can carry out spacing compression to contact pin pin; Dismountablely on described first cover plate be positioned over described limiting plate upper end and described first cover plate is provided with the first through hole with the contact pin needle sizes adaptation of described electronic component to be welded; Described pressing plate is annular, is pressed on described cover plate by described pcb board.By the first cover plate arranges first through hole suitable with the contact pin needle head structure of described electronic component to be welded, and the mode of locating shaft and press strip is set on described limiting plate, realize described pcb board accurate location and to the compression of electronic component to be welded and spacing, prevent the position in welding process to offset.
Description
Technical field
The utility model belongs to laser weld field, particularly relates to a kind of pcb board fixture for laser welding.
Background technology
Along with electronic technology development, electronics, electrically, the increasingly mature and fashionable whole world of digital products, its any components and parts comprised of product that this field is contained all perhaps can relate to soldering process, large to pcb board main part, little of crystal oscillator element, most welding needs to complete below 300 DEG C.And electronic product not only function from strength to strength, and volume is also more and more less.Because the volume of various electronic product is constantly diminishing, electronic product internal component is impelled to encapsulate more and more less, current domestic electronic product in assembling also by before through hole class wrapper progressively change into surface mount envelope, BGA package, CSP encapsulate etc., correspondingly pcb board solder technology also there occurs historical change, and the welding procedure of pcb board is the key factor affecting Quality of electronic products and production efficiency.
The solder technology of current circuit board mainly contains by attribute: wave-soldering, Reflow Soldering, manual soldering iron tin, laser weld.Wherein, laser weld, as a kind of new welding technology, is with laser as thermal source, achieves photothermal deformation, a kind of method for welding that molten solder makes weldment reach to fit tightly.Compared with traditional soldering process, it is fast that the method has firing rate, heat input and heat affecting little; Welding position can accurately control; Welding process automation; Accurately can control the amount of solder, solder joint uniformity is good; Significantly can reduce the impact of the volatile matter in brazing process on operating personnel; Non-contact thermal; Be applicable to the advantages such as parts with complex structures welding.In electronic product welding, particularly in pcb board welding, there is unique advantage, therefore be more suitable for the welding of the precision component such as microelectronic element, leads of IC.
But, because the volume of electronic product is little, when carrying out laser weld, need to use fixture to locate it, and current fixture volume is comparatively large, cannot realize accurate location on the one hand, on the other hand, whether easily damages components and parts at holding electronic components.
Utility model content
The object of the utility model embodiment is to provide a kind of pcb board fixture for laser welding, to solve the low problem of existing fixture positioning precision.
The utility model embodiment is achieved in that a kind of pcb board fixture for laser welding, and the pad of described pcb board is provided with weld keyhole, and insert the contact pin pin needing to weld electronic component in described weld keyhole, described contact pin pin upward, comprising:
Limiting plate, on described limiting plate, interval is provided with some press strips that can carry out spacing compression to contact pin pin;
Dismountable the first cover plate being positioned over described limiting plate upper end, described first cover plate is provided with the first through hole with the contact pin needle sizes adaptation of described electronic component to be welded;
Described pcb board is pressed on the pressing plate on described cover plate, and described pressing plate is annular.
Further, also comprise dismountable the second cover plate be arranged between described limiting plate and described first cover plate, described second cover plate is provided with the bar hole holding described press strip and the second through hole holding described contact pin syringe needle.
Further, the thickness of described second cover plate is less than the thickness of described press strip.
Further, described limiting plate is provided with some locating shafts, described first cover plate, the second cover plate and described pad is respectively equipped with and the third through-hole of described locating shaft adaptation, fourth hole and locating hole.
Further, described limiting plate is provided with some alignment pins, described first cover plate, the second cover plate and described pressing plate is respectively equipped with and the fifth hole of described locating shaft adaptation, the 6th through hole and the 7th through hole.
Further, the distance between some described press strips and described contact pin syringe needle unidirectional apart from equal.
Further, described pressing plate is provided with breach near the side of described contact pin pin.
The utility model provides a kind of pcb board fixture for laser welding, by the first cover plate arranges first through hole suitable with the contact pin needle head structure of described electronic component to be welded, and the mode of locating shaft and press strip is set on described limiting plate, realize described pcb board accurate location and to the compression of electronic component to be welded and spacing, prevent the position in welding process from offseting, solve the problem that the Product jointing precision of existing small size is low.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the pcb board fixture for laser welding overall perspective view that the utility model embodiment provides;
Fig. 2 is the pcb board schematic diagram being inserted with electronic component to be welded that the utility model embodiment provides;
Fig. 3 is the limiting plate stereogram that the utility model embodiment provides;
Fig. 4 is the first cover plate stereogram that the utility model embodiment provides;
Fig. 5 is the second cover plate stereogram that the utility model embodiment provides;
Fig. 6 is the pressing plate stereogram that the utility model embodiment provides.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, 2, the utility model embodiment provides a kind of pcb board fixture for laser welding 10, pad 111 on described pcb board 11 is provided with weld keyhole 112, the contact pin pin 113 needing to weld electronic component is inserted in described weld keyhole 112, described contact pin pin 113 upward, concrete, described pcb board fixture for laser welding 10 comprises limiting plate 12, first cover plate 13 and pressing plate 14 that upwards arrange successively; Wherein, on described limiting plate 12 interval be provided with some press strips 121 that can carry out spacing compression to contact pin pin 113; Described first cover plate 13 is dismountable is positioned over described limiting plate 12 upper end and described first cover plate 13 is provided with the first through hole 131 with contact pin syringe needle 114 size fit of described electronic component to be welded; Described pressing plate 14 is annular, is pressed on described cover plate 13 by described pcb board 11.
When described pcb board 11 is positioned on described first cover plate 13, due to contact pin pin 113 upward, in described first through hole 131 that the contact pin syringe needle 114 of described electronic component to be welded is placed on described first cover plate 13.Shape and the described contact pin syringe needle 114 of described first through hole 131 are suitable, are square or oval in the present embodiment.And differ due to the shape of electronic component to be welded described in several, the contact pin syringe needle of a part is through described first through hole 131, contact with described press strip 121, and be pressed on described pcb board by described press strip 121, simultaneously, the present embodiment utilizes pressing plate 14 to be compressed from top to bottom by pcb board, makes electronic component to be welded relative with the position of described pcb board fixing.
As shown in Figure 3, the height of described press strip 121 can adjust according to the height of electronic component to be welded, concrete, described limiting plate and described press strip 121 is respectively equipped with screwed hole, the two is fixed, convenient disassembly by screw.
Further, as shown in Figure 5, due to electronic component to be welded size and highly differ, described pcb board fixture for laser welding 10 also comprises dismountable the second cover plate 15 be arranged between described limiting plate 12 and described first cover plate 13, described second cover plate 15 is provided with the bar hole 151 holding described press strip 121 and the second through hole 152 holding described contact pin syringe needle 114, and the thickness of described second cover plate 15 is less than the thickness of described press strip 121.Adjusting the difference in height of different electronic component to be welded by setting up the second cover plate 15, making contact pin syringe needle 114 can both on compacted and described pad.
As shown in Fig. 3,4,5, described limiting plate 12 is provided with some locating shafts 122, described first cover plate 13, second cover plate 15 and described pad 111 are respectively equipped with and the third through-hole 132 of described locating shaft 122 adaptation, fourth hole 153 and locating hole 115, namely, described locating shaft 122 can pass described third through-hole 132, fourth hole 153 and locating hole 115 successively, utilizes described locating hole 115 to realize the accurate positioning welding of described pcb board.
Described limiting plate 12 is provided with some alignment pins 123, described first cover plate 13, second cover plate 15 and described pressing plate 14 are respectively equipped with and the fifth hole 133 of described locating shaft 123 adaptation, the 6th through hole 154 and the 7th through hole 141, make described pcb board fixture for laser welding 10 entirety fixing.
Further, because described press strip 121 is for compressing described contact pin syringe needle 114, thus distance between some described press strips 121 and described contact pin syringe needle 114 unidirectional apart from equal.
As shown in Figure 6, described pressing plate 14 is provided with breach 142 near the side of described contact pin pin 113, facilitates plumb joint to the welding of described contact pin pin 113.The structure in the form of a ring of pressing plate 14 described in the present embodiment, its internal diameter is slightly less than the external diameter of described pcb board, makes described pressing plate 14 just can compress the outer rim of described pcb board.
Further, the side of described first cover plate, the second cover plate and pressing plate is respectively equipped with opening (figure does not mark), to take out.
Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field; make some equivalent alternative or obvious modification without departing from the concept of the premise utility; and performance or purposes identical, all should be considered as belonging to the scope of patent protection that the utility model is determined by submitted to claims.
Claims (7)
1. a pcb board fixture for laser welding, the pad of described pcb board is provided with weld keyhole, and insert the contact pin pin needing to weld electronic component in described weld keyhole, described contact pin pin upward, is characterized in that, comprising:
Limiting plate, on described limiting plate, interval is provided with some press strips that can carry out spacing compression to contact pin pin;
Dismountable the first cover plate being positioned over described limiting plate upper end, described first cover plate is provided with the first through hole with the contact pin needle sizes adaptation of described electronic component to be welded;
Described pcb board is pressed on the pressing plate on described cover plate, and described pressing plate is annular.
2. pcb board fixture for laser welding as claimed in claim 1, it is characterized in that, also comprise dismountable the second cover plate be arranged between described limiting plate and described first cover plate, described second cover plate is provided with the bar hole holding described press strip and the second through hole holding described contact pin syringe needle.
3. pcb board fixture for laser welding as claimed in claim 2, it is characterized in that, the thickness of described second cover plate is less than the thickness of described press strip.
4. as pcb board fixture for laser welding that claim 3 is stated, it is characterized in that, described limiting plate is provided with some locating shafts, described first cover plate, the second cover plate and described pad is respectively equipped with and the third through-hole of described locating shaft adaptation, fourth hole and locating hole.
5. as pcb board fixture for laser welding that claim 3 is stated, it is characterized in that, described limiting plate is provided with some alignment pins, described first cover plate, the second cover plate and described pressing plate is respectively equipped with and the fifth hole of described locating shaft adaptation, the 6th through hole and the 7th through hole.
6. pcb board fixture for laser welding as claimed in claim 1, is characterized in that, the distance between some described press strips and described contact pin syringe needle unidirectional apart from equal.
7. pcb board fixture for laser welding as claimed in claim 1, it is characterized in that, described pressing plate is provided with breach near the side of described contact pin pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520123593.0U CN204524492U (en) | 2015-03-03 | 2015-03-03 | Pcb board fixture for laser welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520123593.0U CN204524492U (en) | 2015-03-03 | 2015-03-03 | Pcb board fixture for laser welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204524492U true CN204524492U (en) | 2015-08-05 |
Family
ID=53738545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520123593.0U Expired - Fee Related CN204524492U (en) | 2015-03-03 | 2015-03-03 | Pcb board fixture for laser welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204524492U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106304683A (en) * | 2016-08-30 | 2017-01-04 | 张家港市华为电子有限公司 | Straight cutting power tube crosses Wave crest Welding structure |
| CN106825814A (en) * | 2016-12-26 | 2017-06-13 | 重庆市志益鑫电子科技有限公司 | A kind of pcb board welding method |
| CN107309586A (en) * | 2017-06-27 | 2017-11-03 | 北京计算机技术及应用研究所 | A kind of socket welding tooling |
| CN108155533A (en) * | 2017-12-20 | 2018-06-12 | 大族激光科技产业集团股份有限公司 | The welding method of PCBA connectors and auxiliary welding fixture |
| CN106826008B (en) * | 2016-12-26 | 2018-06-19 | 重庆市志益鑫电子科技有限公司 | Pcb board welding bench |
| CN109079278A (en) * | 2018-10-10 | 2018-12-25 | 北京遥感设备研究所 | A kind of SMP tap pressure self-adjusting welding tooling |
| CN109219337A (en) * | 2018-11-12 | 2019-01-15 | 昆山东野电子有限公司 | The positioning carrier of finger ring shape electronic component |
| CN110587056A (en) * | 2019-08-30 | 2019-12-20 | 华东光电集成器件研究所 | Welding device for cylindrical contact pin lead |
| CN113478149A (en) * | 2021-07-21 | 2021-10-08 | 浙江新纳陶瓷新材有限公司 | Ceramic substrate and metal ring welding tool |
| CN114110447A (en) * | 2021-12-04 | 2022-03-01 | 深圳市海隆兴光电子有限公司 | RGB polychrome LED lamp pearl and lamp pearl rigging equipment thereof |
-
2015
- 2015-03-03 CN CN201520123593.0U patent/CN204524492U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106304683A (en) * | 2016-08-30 | 2017-01-04 | 张家港市华为电子有限公司 | Straight cutting power tube crosses Wave crest Welding structure |
| CN106825814A (en) * | 2016-12-26 | 2017-06-13 | 重庆市志益鑫电子科技有限公司 | A kind of pcb board welding method |
| CN106826008B (en) * | 2016-12-26 | 2018-06-19 | 重庆市志益鑫电子科技有限公司 | Pcb board welding bench |
| CN106825814B (en) * | 2016-12-26 | 2018-11-20 | 重庆市志益鑫电子科技有限公司 | A kind of pcb board welding method |
| CN107309586B (en) * | 2017-06-27 | 2019-05-10 | 北京计算机技术及应用研究所 | A kind of socket welding tooling |
| CN107309586A (en) * | 2017-06-27 | 2017-11-03 | 北京计算机技术及应用研究所 | A kind of socket welding tooling |
| CN108155533B (en) * | 2017-12-20 | 2019-09-06 | 大族激光科技产业集团股份有限公司 | The welding method and auxiliary welding fixture of PCBA connector |
| CN108155533A (en) * | 2017-12-20 | 2018-06-12 | 大族激光科技产业集团股份有限公司 | The welding method of PCBA connectors and auxiliary welding fixture |
| CN109079278A (en) * | 2018-10-10 | 2018-12-25 | 北京遥感设备研究所 | A kind of SMP tap pressure self-adjusting welding tooling |
| CN109219337A (en) * | 2018-11-12 | 2019-01-15 | 昆山东野电子有限公司 | The positioning carrier of finger ring shape electronic component |
| CN110587056A (en) * | 2019-08-30 | 2019-12-20 | 华东光电集成器件研究所 | Welding device for cylindrical contact pin lead |
| CN113478149A (en) * | 2021-07-21 | 2021-10-08 | 浙江新纳陶瓷新材有限公司 | Ceramic substrate and metal ring welding tool |
| CN113478149B (en) * | 2021-07-21 | 2023-09-19 | 浙江新纳陶瓷新材有限公司 | Ceramic substrate and metal ring welding tool |
| CN114110447A (en) * | 2021-12-04 | 2022-03-01 | 深圳市海隆兴光电子有限公司 | RGB polychrome LED lamp pearl and lamp pearl rigging equipment thereof |
| CN114110447B (en) * | 2021-12-04 | 2023-11-21 | 深圳市海隆兴光电子有限公司 | RGB polychrome LED lamp pearl rigging equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |