CN103401121B - The method of attachment of a kind of moonlet three line scanner camera lamination wiring board - Google Patents
The method of attachment of a kind of moonlet three line scanner camera lamination wiring board Download PDFInfo
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- CN103401121B CN103401121B CN201310351051.4A CN201310351051A CN103401121B CN 103401121 B CN103401121 B CN 103401121B CN 201310351051 A CN201310351051 A CN 201310351051A CN 103401121 B CN103401121 B CN 103401121B
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- wiring board
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- frock
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Abstract
The method of attachment of a kind of moonlet three line scanner camera lamination wiring board, relate to a kind of polylith wiring board lamination interconnection technique, particularly relate to a kind of wiring board four sides have connector and need to use the few connector of single core number to scrabble up the connection implementation method of many row's core number connectors, mainly solve the problem that existing method of attachment is difficult to realize.The two dimension that the two dimension that the present invention carries out socket part above connector by contact pin frock is fixed, protective cap frock carries out male portion below connector is fixed; adopt simple and easy right angle frock to carry out the guarantee of connector perpendicularity simultaneously; then carried out the adjustment of each sandwich circuit board connector relative position after single-point welds the few single connector of each core number by trial assembly, the lamination finally completed between polylith wiring board connects.
Description
Technical field
The present invention is the Driving technique of a kind of CCD, particularly relates to the implementation method that a kind of moonlet multi-load wiring board lamination connects.
Background technology
Along with the rise of moonlet application, more and more tighter to the dimensional requirement of camera space.Narrow and small for dimensional space, whole camera adopts the frame mode of multilayer circuit board lamination.Owing to needing the connector of single, double and multiple pin and quantity is few, and the spacing of wiring board is non-standard, is to reduce customization cost, all connectors is all used connector splicing composition as less in core numbers such as single two cores and five cores.The top of single connector is socket part, and below is male portion.During the single connector splicing using core number less, there is socket inconsistent with the two-dimentional spacing of contact pin and cause being difficult to be connected, if now adjust the reliability that solder joint stressing influence AEROSPACE APPLICATION easily appears in the connector welded, this adds increased the positioning difficulty during welding of many row's multi-core connectors between plate; And the connector of manufacturer production, because contact pin is longer, therefore may occur that the spacing of each contact pin is inconsistent and not in the same horizontal line.
According to common welding procedure, adopt the welding first being completed a large amount of highly minimum SMT device by SMT equipment, then weld the device of straight cutting, the connector that last welding and assembling height is the highest; If after first having welded SMT device and lower direct inserting device, fix connector in the large-area frock of employing and easily occurred that frock and device interfere damage device; If first employing frock is difficult to carry out SMT welding after fixing and having welded the highest connector.As how minimum cost, realize the connection that each connector is reliable and stable, provide new technological means to be technical problem to be solved by this invention for moonlet multi-load circuit connects.
Summary of the invention
The present invention is after the existing welding procedure of solution adopts SMT equipment to realize the welding of device, cause easily interfering between frock and soldered device, the problem of damage device, the connector splicing welding difficult problem that single core number is few, provides the method for attachment of a kind of moonlet three line scanner camera lamination wiring board.
The method of attachment of a kind of moonlet three line scanner camera lamination wiring board, be made up of n block wiring board, the span of described n is 2≤n≤20, and the method is realized by following steps:
Step one, respectively connector few for multiple single core number is inserted n block wiring board, all connectors for n block wiring board all adopt the socket on contact pin frock fixed connector top, adopt the contact pin of protective cap frock fixed connector bottom;
Step 2, employing right angle frock limit the perpendicularity of connector and wiring board on each piece of wiring board described in step one, then weld, during described welding, connector few for each single core number on all wiring boards are carried out single-point welding;
The contact pin frock of connector on step 3, removal first piece of wiring board, the contact pin of connector on second piece of wiring board is inserted the socket of first piece of circuit board connector, if the screw inserted in four of a second piece of wiring board location hole to be connected with four location holes of first piece of wiring board with the socket position one_to_one corresponding of first piece of circuit board connector by the contact pin of connector on second piece of wiring board, then perform step 4, otherwise, adopt right angle frock to detect the perpendicularity of each connector and wiring board, the position of single spot welding connecting connector in step 2 is adjusted; Be connected until realize second piece of wiring board with first piece of wiring board;
Step 4, the contact pin frock removed on second piece of circuit board connector, insert in the socket of second piece of wiring board by the contact pin of the 3rd piece of wiring board; If the contact pin of the 3rd piece of wiring board with the socket position one_to_one corresponding of second piece of wiring board and the screw inserted in four location holes that can realize the 3rd piece of wiring board be connected with four location holes of second piece of wiring board, until complete the connection between n-th piece of wiring board and (n-1)th piece of wiring board, perform step 5; Otherwise, adjust the connector position of the 3rd piece of wiring board single-point welding, until the 3rd piece of wiring board is connected with second piece of wiring board, finally realize the trial assembly between n block wiring board;
Step 5, integral solder to all solder joints of n block circuit board connector; First the connector on first piece of wiring board of bottom is welded; then the connector pulling down first piece of wiring board welds the connector on second piece of wiring board; until weld the connector of n-th piece of last wiring board; contact pin frock is adopted to fix the socket part of splicing connector to be welded; the male portion of reservation protection cap frock fixed connector, carries out the integral solder of last solder joint simultaneously.
Beneficial effect of the present invention: the present invention meets the demands the requirement day by day harsh to volume and area of moonlet multi-load; In employing, the connector connected mode of contact pin below side socket, can utilize the transmission of multiple common signal, reduce the quantity of total connector; The connector of different lengths and row risked by single negligible amounts connector, can meet the requirement of multiple connector kind, reduce the kind of customed product, thus reduce customisation costs; Adopt the localization method of multiple constraint, improve success rate and reliability.
Accompanying drawing explanation
Fig. 1 is that in a kind of moonlet three line scanner camera lamination wiring board of the present invention method of attachment, monolithic wiring board and connector construction arrange schematic diagram;
Fig. 2 is the schematic diagram of connector in a kind of moonlet three line scanner camera lamination wiring board of the present invention method of attachment, and wherein, Fig. 2 a is the vertical view of connector, and Fig. 2 b is front view;
Fig. 3 is the structural representation of right angle frock in a kind of moonlet three line scanner camera lamination wiring board of the present invention method of attachment; Wherein, Fig. 3 a is the left view of right angle frock, and Fig. 3 b is the vertical view of right angle frock.
Embodiment
Embodiment one, composition graphs 1 to Fig. 3 illustrate present embodiment, the method for attachment of a kind of moonlet three line scanner camera lamination wiring board, and concrete welding step is:
(1) first connector few for multiple single core number is inserted wiring board;
(2) use the contact pin frock of resistant to elevated temperatures normal pitch to fix the socket on splicing connector top to be welded, ensure that the spacing of its two dimension is consistent, and prevent because distortion appears in contact pin in welding process and affect location;
(3) then adopt the protective cap frock fixing plug pin of resistant to elevated temperatures normal pitch, ensure that the two-dimentional spacing of contact pin is consistent;
(4) use the overall perpendicularity of right angle frock to connector to limit, then carry out manual welding, during welding, adopt the few connector of each single core number first to weld a pin;
(5) according to above-mentioned steps, the connector of all wiring boards is all welded a pin;
(6) remove the contact pin frock reservation protection cap frock on first piece of wiring board, attempt the contact pin of second piece of wiring board to insert in the socket of first piece of wiring board; When finding that when trial assembly the contact pin of second piece of wiring board and the socket relative position of first piece of wiring board occur that deviation can not be inserted, the perpendicularity of each connector is detected by right angle frock, then the position adjustment to the few connector of the single one by one core number that perpendicularity deviation is larger is carried out, until two pieces of wiring boards can connect; Then attempt inserting the plain screw that outside dimension is slightly less than location hole in four location holes of wiring board, check that whether the relative position of each connector is correct, if screw can not insert, connector is adjusted again, know that screw can insert location hole when two pieces of wiring boards connect;
(7), when keeping first piece to be connected with second piece of wiring board, remove the contact pin frock reservation protection cap frock on second piece of wiring board, attempt the contact pin of the 3rd piece of wiring board to insert in the socket of second piece of wiring board; If when trial assembly finds that deviation and location hole can not insert, the connector of adjustment the 3rd piece of wiring board, until can insert; Complete trial assembly between each plate by that analogy;
(8) integral solder of all solder joints of connector is finally completed; first the connector on first piece of wiring board of bottom is welded; each wiring board is kept to be in connection status during welding; then the connector pulling down first piece of wiring board welds second piece; by that analogy until weld the connector of one piece of last wiring board; now owing to only there being one piece; contact pin frock is adopted to fix the socket on splicing connector top to be welded; reservation protection cap frock fixing plug pin, carries out the integral solder of last solder joint simultaneously.
Multiple single row or multiple rows contact pin frocks described in present embodiment adopt the round pin receptacle on market; Protective cap frock adopts the protective cap that on market, uniform distances connector is supporting; Right angle frock is rectangular according to the ruler shape aluminium of wiring board dimensioned; Be the round pin receptacle of band spring leaf above the socket of the connector that single core number is few, below is the contact pin that elasticity is very strong; The core number of the connector that described single core number is few can be two cores or five cores etc.; Described wiring board is the pcb board that common producer makes; Screw is adopted to be the plain screw that outside dimension is slightly less than location hole;
Each wiring board connected mode described in present embodiment is that the contact pin of top circuit board connector inserts in the jack of below connector, require that connector must ensure vertical with wiring board, and contact pin and socket are all consistent in the spacing of two-dimensional directional, for normal pitch, otherwise will be difficult to realize connecting.Socket two dimension spacing above connector is limited by contact pin frock, and the spacing of below contact pin two dimension is limited by rectangular protective cap frock (on it, two-dimentional pitch of holes is normal pitch); Ensure that the solder joint after welding is unstressed, improve reliability in the presence of a harsh environment; Second end face of right angle frock is affixed on wiring board, and the 3rd end face abuts against wiring board edge, and now spliced connector each several part and the first end face near, then connector each several part is all perpendicular to wiring board and on a horizontal line.
There is advantage in welding process in present embodiment: the entirety constraint of the constraint one, between each connector and each connector composition; Two, adopt the few connector of single core number to be spliced into the many connectors of many row's core numbers, first single-point is welded and fixed rear trial assembly and adjusts last complete all-welded flow process again; Three, above connector, socket part adopts the commercial contact pin connector of pitch match to carry out relative two-dimensional position restriction; The male portion of below adopts the protective cap of pitch match to carry out relative two-dimensional position and limits; Particularly mating of mother daughter board connector, adopts perpendicular type frock to limit the perpendicularity of four, integrated connection device and wiring board, and is adjusted by trial assembly in welding process; Five, during trial assembly by the relative position that the location hole between plate is first determined therebetween, then adjust according to relative position; Adjustment order is first up and then down, and socket meets contact pin; Namely first weld the connector of bottom, finally weld the connector of the top; Be adjusted to integrated regulation, change be only the vertical angle with plank; Employ the many contact pin frocks of rectangular many row's core numbers and protective cap frock in welding process, the connector making welding complete on the whole the socket of top and the contact pin two dimension spacing of below consistent, ensure in welding process and the rear solder joint of welding unstressed; Six, adopt easy right angle frock to realize each connector relative to the restriction of wiring board perpendicularity and detection, the height c of the first end face is greater than the height m of connector plastics (staying in the circuit board after welding); The length b of the first end face is greater than the total length of connector to be welded on wiring board, is less than the size of wiring board in this direction; The width a of the second end face is determined by following size:
Wherein l is the centre-to-centre spacing of wiring board edge to the nearest pad of connector; D is the thickness of single connector plastic casing.Frock volume is little, can be placed on connector and wiring board marginal position without device position, can avoid interfering with device and damaging device.
Claims (5)
1. a moonlet three line scanner camera lamination wiring board method of attachment, is made up of n block wiring board, and the span of described n is 2≤n≤20, and it is characterized in that, the method is realized by following steps:
Step one, respectively connector few for multiple single core number is inserted n block wiring board, all connectors for n block wiring board all adopt the socket on contact pin frock fixed connector top, adopt the contact pin of protective cap frock fixed connector bottom;
Step 2, employing right angle frock limit the perpendicularity of connector and wiring board on each piece of wiring board described in step one, then weld, during welding, connector few for each single core number on all wiring boards are carried out single-point welding;
The contact pin frock of connector on step 3, removal first piece of wiring board, the contact pin of connector on second piece of wiring board is inserted the socket of first piece of circuit board connector, if the screw inserted in four of a second piece of wiring board location hole to be connected with four location holes of first piece of wiring board with the socket position one_to_one corresponding of first piece of circuit board connector by the contact pin of connector on second piece of wiring board, then perform step 4, otherwise, adopt right angle frock to detect the perpendicularity of each connector and wiring board, the position of single spot welding connecting connector in step 2 is adjusted; Be connected until realize second piece of wiring board with first piece of wiring board;
Step 4, the contact pin frock removed on second piece of circuit board connector, insert in the socket of second piece of wiring board by the contact pin of the 3rd piece of wiring board; If the contact pin of the 3rd piece of wiring board with the socket position one_to_one corresponding of second piece of wiring board and the screw inserted in four location holes that can realize the 3rd piece of wiring board be connected with four location holes of second piece of wiring board, until complete the connection between n-th piece of wiring board and (n-1)th piece of wiring board, perform step 5; Otherwise, adjust the connector position of the 3rd piece of wiring board single-point welding, until the 3rd piece of wiring board is connected with second piece of wiring board, finally realize the trial assembly between n block wiring board;
Step 5, integral solder to all solder joints of n block circuit board connector; First the connector on first piece of wiring board of bottom is welded; then the connector pulling down first piece of wiring board welds the connector on second piece of wiring board; until weld the connector of n-th piece of last wiring board; contact pin frock is adopted to fix the socket part of connector to be welded; the male portion of reservation protection cap frock fixed connector, carries out the integral solder of last solder joint simultaneously.
2. a kind of moonlet three line scanner camera lamination wiring board according to claim 1 method of attachment, it is characterized in that, first end face (1) of described right angle frock is parallel with the 3rd end face (3), and the first end face (1) is vertical with the second end face (2).
3. a kind of moonlet three line scanner camera lamination wiring board according to claim 1 method of attachment, it is characterized in that, the height c of first end face (1) of described right angle frock is greater than the height m of the plastics on connector, the length b of the first end face (1) is greater than the total length p of connector to be welded on wiring board, be less than the size q of wiring board on solder connector direction, the size of the width a of the second end face (2) is determined by following formula:
in formula, l is the centre-to-centre spacing of wiring board edge to the nearest pad of connector; D is the thickness of single connector plastic casing.
4. a kind of moonlet three line scanner camera lamination wiring board according to claim 1 method of attachment, it is characterized in that, the contact pin of described connector and socket are consistent in the spacing of two-dimensional directional.
5. a kind of moonlet three line scanner camera lamination wiring board according to claim 1 method of attachment, is characterized in that, the core number of the connector that described single core number is few is two cores or five cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310351051.4A CN103401121B (en) | 2013-08-13 | 2013-08-13 | The method of attachment of a kind of moonlet three line scanner camera lamination wiring board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310351051.4A CN103401121B (en) | 2013-08-13 | 2013-08-13 | The method of attachment of a kind of moonlet three line scanner camera lamination wiring board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103401121A CN103401121A (en) | 2013-11-20 |
| CN103401121B true CN103401121B (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310351051.4A Expired - Fee Related CN103401121B (en) | 2013-08-13 | 2013-08-13 | The method of attachment of a kind of moonlet three line scanner camera lamination wiring board |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106911022A (en) * | 2017-01-24 | 2017-06-30 | 王洋 | Plate connector, without cable satellite bus method for arranging and framework |
| CN108319748B (en) * | 2017-12-19 | 2021-09-21 | 上海空间推进研究所 | Design method of special-shaped electrode for screen resistance spot welding |
| CN110548948B (en) * | 2019-08-30 | 2020-09-11 | 四川九洲电器集团有限责任公司 | Method, device and system for welding printed board assembly with fine-pitch connector |
| CN114300907A (en) * | 2021-12-21 | 2022-04-08 | 北京紫微宇通科技有限公司 | Robot-based satellite cable network welding method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5184285A (en) * | 1987-11-17 | 1993-02-02 | Advanced Interconnections Corporation | Socket constructed with molded-in lead frame providing means for installing additional component such as a chip capacitor |
| CN202405510U (en) * | 2012-01-06 | 2012-08-29 | 思士顿科技有限公司 | Stack-based electric connector assembly and electric connector component thereof |
| CN202857148U (en) * | 2012-10-25 | 2013-04-03 | 北京开元智信通软件有限公司 | Compact circuit board structure |
| CN103227372A (en) * | 2013-03-15 | 2013-07-31 | 沈阳兴华航空电器有限责任公司 | Printed circuit board press-in connection-type rectangular connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7220135B1 (en) * | 2005-11-09 | 2007-05-22 | Tyco Electronics Corporation | Printed circuit board stacking connector with separable interface |
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2013
- 2013-08-13 CN CN201310351051.4A patent/CN103401121B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5184285A (en) * | 1987-11-17 | 1993-02-02 | Advanced Interconnections Corporation | Socket constructed with molded-in lead frame providing means for installing additional component such as a chip capacitor |
| CN202405510U (en) * | 2012-01-06 | 2012-08-29 | 思士顿科技有限公司 | Stack-based electric connector assembly and electric connector component thereof |
| CN202857148U (en) * | 2012-10-25 | 2013-04-03 | 北京开元智信通软件有限公司 | Compact circuit board structure |
| CN103227372A (en) * | 2013-03-15 | 2013-07-31 | 沈阳兴华航空电器有限责任公司 | Printed circuit board press-in connection-type rectangular connector |
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| CN103401121A (en) | 2013-11-20 |
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