CN103648239A - Wave soldering production line with coating travel of soldering flux automatically adjustable based on width of PCB (Printed Circuit Board) - Google Patents
Wave soldering production line with coating travel of soldering flux automatically adjustable based on width of PCB (Printed Circuit Board) Download PDFInfo
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- CN103648239A CN103648239A CN201310700202.2A CN201310700202A CN103648239A CN 103648239 A CN103648239 A CN 103648239A CN 201310700202 A CN201310700202 A CN 201310700202A CN 103648239 A CN103648239 A CN 103648239A
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Abstract
The invention discloses a wave soldering production line with a coating travel of a soldering flux automatically adjustable based on width of a PCB (Printed Circuit Board). The wave soldering production line comprises a PCB conveying groove located at the front end of the wave soldering production line, a wave soldering tin immersion furnace, a wave soldering spraying device and a control mechanism, wherein a connecting table is additionally arranged between the PCB conveying groove and the wave soldering tin immersion furnace, and a set of PCB width detection devices are mounted at one end of a PCB conveying guide rail which is mounted on the connecting table. A metal sensor of the PCB width detection device acquires a size of a PCB substrate, the control mechanism of the wave soldering tin immersion furnace controls the wave soldering spraying device to drive a soldering flux nozzle to move according to the practically measured width size of the PCB substrate through a mist spray travel drive circuit, so as to spray the soldering flux on the PCB and then finish tin immersion of the PCB substrate and the wave soldering technology at the back end of the wave soldering tin immersion furnace based on the width data of the PCB obtained by a width scanning drive circuit of the metal sensor. Therefore, the controllable coating range of the soldering flux is realized, a plenty of the soldering flux is economized, and the production efficiency is improved.
Description
Technical field
The invention belongs to electronic products manufacturing technology field, relate to a kind of PCB wave-soldering and cross tin stove wicking location technology, be specifically related to a kind of wave-soldering production line that automatically regulates scaling powder coating stroke according to pcb board width.
Background technology
Current electron trade, when carrying out the operation of printed substrate PCB substrate wave-soldering, is sent in wave soldering device tin stove and is welded by wicking pallet, before carrying out wave-soldering, first will carry out to the welding position of PCB substrate the coating of scaling powder.The stroke that the nozzle of conventional wave soldering device scaling powder moves when wave soldering device is coated with is by the span between tin stove chain (width dimensions of PCB substrate), or formula realizes scaling powder apparatus for coating Stroke Control by the transducer installing additional on wave soldering device moving guide rail.Scaling powder coating process for the track PCB substrate waves peak weldering wicking process of same specification width implements not exist any problem.But, increase along with electronic product kind, the variation of printed substrate PCB substrate specification and size, the wicking pallet that imports tin stove has also adopted the wicking pallet of adjustable-width thereupon, thereby the PCB substrate that has also produced different width dimensions mixes the demand that completes welding procedure through crest tin stove.Under the scaling powder coating method of existing equipment, coating stroke is still fixed as the width of wicking pallet, while carrying out the coating of different in width PCB substrate swinging cross scaling powder, the PCB substrate of the little span size of part can leave larger space, because part on wicking pallet has the empty open region of pcb board, still do not have scaling powder coating, therefore cause the waste of many scaling powders.
Summary of the invention
The object of this invention is to provide a kind of simple in structure, what be suitable for the coating of different in width PCB substrate swinging cross wave-soldering scaling powder regulates scaling powder to be coated with the wave-soldering production line of stroke according to pcb board width automatically, it is provided with pcb board width detecting before wave-soldering tin immersion furnace, by pcb board width detecting, gather PCB substrate size, and by wave-soldering tin immersion furnace controlling organization, automatically adjust scaling powder coating stroke, the problem of the coating scaling powder waste having existed while having solved existing wave-soldering production line different in width PCB substrate swinging cross scaling powder coating.
The technical solution adopted in the present invention is, a kind of wave-soldering production line that automatically regulates scaling powder coating stroke according to pcb board width, the pcb board delivery chute, wave-soldering tin immersion furnace, the wave-soldering spray equipment that comprise wave-soldering production line front end, and controlling organization, and between described pcb board delivery chute and wave-soldering tin immersion furnace, set up a connection platform, a set of pcb board width inspection side device is equipped with in the pcb board conveying one end of installing on described connection platform;
The middle frame plate of described pcb board width inspection side device is fixed a line slideway, and the slide block of described line slideway connects a Timing Belt holder through wire casing crawler belt; In described middle frame grillage plate top, be equipped with by servomotor, synchronous pulley, and the horizontal reciprocating driving mechanism of Timing Belt formation, described Timing Belt holder is fixed on the Timing Belt of downside between two synchronous pulleys; On the frame plate connecting in Timing Belt holder, a metal sensor is installed.
Automatically the wave-soldering production line that regulates scaling powder coating stroke according to pcb board width of the present invention, is further characterized in that,
The width scan drive circuit of the metal sensor that described pcb board width inspection side device is installed is connected with the spraying stroke drive circuit of the PLC control circuit of wave-soldering tin immersion furnace wave-soldering spray equipment, the pcb board width data obtaining according to the width scan drive circuit of metal sensor, controls by spraying stroke drive circuit the stroke that wave-soldering spray equipment shower nozzle shift servo motor drives scaling powder shower nozzle to move.
The adjustable-width wicking tray bottom of using in described wave-soldering production line pcb board conveying is provided with pcb board Fixed width sheet metal.
The present invention regulates the wave-soldering production line of scaling powder coating stroke automatically according to pcb board width, it is provided with pcb board width detecting before wave-soldering tin immersion furnace, the width scan drive circuit of the metal sensor by pcb board width detecting gathers pcb board width data, by spraying stroke drive circuit, controlling wave-soldering spray equipment drives scaling powder shower nozzle to move by the width dimensions of actual measurement PCB substrate, pcb board is implemented to scaling powder spraying, then in the rear end of wave-soldering tin immersion furnace, complete the wicking of PCB substrate, Wave crest Welding technique, realized scaling powder coating scope controlled, saved a large amount of scaling powders, improved production efficiency.
Accompanying drawing explanation
Fig. 1 and Fig. 2 are that the present invention regulates the wave-soldering production line structural representation of scaling powder coating stroke automatically according to pcb board width;
Fig. 3, Fig. 4 are pcb board width inspection side apparatus structure schematic diagrames of the present invention;
Fig. 5 is adjustable-width wicking support holder structure schematic diagram of the present invention;
Fig. 6. be that pcb board width of the present invention regulates scaling powder coating stroke PLC control circuit automatically.
In figure, 1.PCB plate delivery chute, 2. wave-soldering tin immersion furnace, 3. wave-soldering spray equipment, 4. connection platform, 5.PCB plate conveying, 6.PCB plate width inspection side device, 7. installing rack, 8. line slideway, 9. slide block, 10. Timing Belt holder, 11. servomotors, 12. synchronous pulleys, 13. Timing Belts, 14. wire casing crawler belts, 15. metal sensors, 16. width scan drive circuits, 17. spraying stroke drive circuits, 18. shower nozzle shift servo motors, 19. scaling powder shower nozzles, 20. adjustable-width wicking pallets, 21. Fixed width sheet metals, 22.PCB plate, 30. frame plates.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
A kind of wave-soldering production line that automatically regulates scaling powder coating stroke according to pcb board width, as Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, the pcb board delivery chute 1 that comprises wave-soldering production line front end, wave-soldering tin immersion furnace 2, wave-soldering spray equipment 3, and controlling organization, and between described pcb board delivery chute 1 and wave-soldering tin immersion furnace 2, set up a connection platform 4, a set of pcb board width inspection side device 6 is equipped with in pcb board conveying 5 one end of installing on described connection platform 4, the middle frame plate 7 of described pcb board width inspection side device 6 is fixed a line slideway 8, the slide block 9 of described line slideway 8 connects a Timing Belt holder 10 through wire casing crawler belt 14, in described middle frame plate 7 frame plates tops, be equipped with by servomotor 11, synchronous pulley 12, and the horizontal reciprocating driving mechanism of Timing Belt 13 formations, described Timing Belt holder 10 is fixed on the Timing Belt 13 of downside between two synchronous pulleys 12, on the frame plate 30 connecting in Timing Belt holder 10, a metal sensor 15 is installed.
Adjustable-width wicking pallet 20 bottoms of using in wave-soldering production line pcb board conveying 5 of the present invention as shown in Figure 5, are provided with pcb board Fixed width sheet metal 21.
As shown in Figure 6, the width scan drive circuit 16 of the metal sensor 15 that pcb board width inspection side device 6 of the present invention is installed is connected with the spraying stroke drive circuit 17 of the PLC control circuit of wave-soldering tin immersion furnace 2 wave-soldering spray equipments 3, the pcb board width data obtaining according to the width scan drive circuit 16 of metal sensor 15, controls by spraying stroke drive circuit 17 stroke that wave-soldering spray equipment 3 shower nozzle shift servo motors 18 drive scaling powder shower nozzles 19 to move.
The present invention regulates the wave-soldering production line of scaling powder coating stroke automatically according to pcb board width, a set of pcb board width inspection side device 6 has been set up in pcb board conveying 5 one end that it installs on the connection platform 4 of setting up between pcb board delivery chute 1 and wave-soldering tin immersion furnace 2, during use, the pcb board that first need to carry out wave-soldering packs adjustable-width wicking pallet 20 into, adjustable-width wicking pallet 20 packs into after pcb board, forms width dimensions and the position of a pcb board between two Fixed width sheet metals 21 of its bottom.After start operation, the present invention is by the metal sensor 15 of installing on Timing Belt holder 10 frame plates 30 that in the middle of pcb board width detecting 6, the fixing line slideway 8 of frame plate 7 connects, under servomotor 11 horizontal reciprocating driving mechanisms drive, the pcb board Fixed width sheet metal 21 of carrying adjustable-width wicking pallet 20 bottoms of coming to be provided with to pcb board conveying 5 scans, and collects PCB substrate width size.Wave-soldering tin immersion furnace controlling organization is according to the pcb board width dimensional data of width scan drive circuit 16 acquisitions of metal sensor 15, by spraying stroke drive circuit 17, controlling wave-soldering spray equipment 3 shower nozzle shift servo motors 18 drives scaling powder shower nozzle 19 to move by the width dimensions of actual measurement PCB substrate, pcb board 22 in adjustable-width wicking pallet 20 is implemented to scaling powder spraying, then in the rear end of wave-soldering tin immersion furnace 2, complete wicking, the Wave crest Welding technique of PCB substrate.
The present invention has set up a set of pcb board width inspection side device 6 between the pcb board delivery chute 1 of wave-soldering production line front end and wave-soldering tin immersion furnace 2, realized when carrying out the coating of different in width PCB substrate swinging cross scaling powder, scaling powder coating scope is controlled, 19, wave-soldering spray equipment 3 scaling powder shower nozzle moves and is coated with in effective range, no longer there is the phenomenon of waste scaling powder, it has not only saved a large amount of scaling powders, has also greatly improved the production efficiency of pcb board wave-soldering simultaneously.
Above-mentioned execution mode is an example of the present invention, is not for limiting working of an invention and interest field, and all equivalences of making according to the content described in the present patent application scope of patent protection change and modify, and all should be included in the present patent application the scope of the claims.
Claims (3)
1. one kind regulates scaling powder to be coated with the wave-soldering production line of stroke according to pcb board width automatically, the pcb board delivery chute (1), wave-soldering tin immersion furnace (2), the wave-soldering spray equipment (3) that comprise wave-soldering production line front end, and controlling organization, it is characterized in that, and between described pcb board delivery chute (1) and wave-soldering tin immersion furnace (2), set up a connection platform (4), a set of pcb board width inspection side device (6) is equipped with in upper pcb board conveying (5) one end of installing of described connection platform (4);
The middle frame plate (7) of described pcb board width inspection side device (6) is fixed a line slideway (8), and the slide block (9) of described line slideway (8) connects a Timing Belt holder (10) through wire casing crawler belt (14); In described middle frame plate (7) frame plate top, be equipped with by servomotor (11), synchronous pulley (12), and the horizontal reciprocating driving mechanism of Timing Belt (13) formation, described Timing Belt holder (10) is fixed on the Timing Belt (13) of downside between two synchronous pulleys (12); The upper metal sensor (15) of installing of frame plate (30) connecting in Timing Belt holder (10).
2. the wave-soldering production line that automatically regulates scaling powder coating stroke according to pcb board width according to claim 1, it is characterized in that, the width scan drive circuit (16) of metal sensor (15) and the spraying stroke drive circuit (17) of the PLC control circuit of wave-soldering tin immersion furnace (2) wave-soldering spray equipment (3) that described pcb board width inspection side device (6) is installed are connected, the pcb board width data obtaining according to the width scan drive circuit (16) of metal sensor (15), by spraying stroke drive circuit (17), control wave-soldering spray equipment (3) shower nozzle shift servo motor (18) and drive the mobile stroke of scaling powder shower nozzle (19).
3. the wave-soldering production line that automatically regulates scaling powder coating stroke according to pcb board width according to claim 1, it is characterized in that, adjustable-width wicking pallet (20) bottom of using in described wave-soldering production line pcb board conveying (5) is provided with pcb board Fixed width sheet metal (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310700202.2A CN103648239B (en) | 2013-12-17 | 2013-12-17 | The wave-soldering production line of scaling powder coating stroke it is automatically adjusted according to pcb board width |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310700202.2A CN103648239B (en) | 2013-12-17 | 2013-12-17 | The wave-soldering production line of scaling powder coating stroke it is automatically adjusted according to pcb board width |
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| CN103648239A true CN103648239A (en) | 2014-03-19 |
| CN103648239B CN103648239B (en) | 2016-11-23 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109365939A (en) * | 2018-12-05 | 2019-02-22 | 苏州加贺智能设备有限公司 | Automation selective crest welder |
| CN112008189A (en) * | 2020-09-07 | 2020-12-01 | 游隼信息技术科技(苏州)有限公司 | Wave-soldering spraying system equipment based on ultrasonic wave |
| CN112916974A (en) * | 2021-02-25 | 2021-06-08 | 山西经至科技有限公司 | Numerical control circuit board welding device |
| CN113909612A (en) * | 2021-10-11 | 2022-01-11 | 苏州宁虹电子科技有限公司 | Wave soldering furnace for PCB substrate production |
| CN113950201A (en) * | 2021-10-14 | 2022-01-18 | 深圳一道创新技术有限公司 | Width adjustment control method, device and equipment for connecting table of SMT production line and storage medium |
| CN113941754A (en) * | 2021-11-12 | 2022-01-18 | 广东江粉高科技产业园有限公司 | LED circuit board scaling powder spray set |
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| JP2003179336A (en) * | 2001-12-11 | 2003-06-27 | Nihon Dennetsu Keiki Co Ltd | Partial flux application method |
| CN102886334A (en) * | 2012-09-26 | 2013-01-23 | 深圳市劲拓自动化设备股份有限公司 | Selective spraying machine and selective spraying method |
| CN202893598U (en) * | 2012-09-26 | 2013-04-24 | 深圳市劲拓自动化设备股份有限公司 | Selectivity sprayer |
| CN103111711A (en) * | 2011-11-16 | 2013-05-22 | 西安中科麦特电子技术设备有限公司 | Energy-saving grouping preheating control system of crest welder |
| CN203748124U (en) * | 2013-12-17 | 2014-07-30 | 东莞爱电电子有限公司 | Wave-soldering production line automatically adjusting soldering flux coating stroke based on PCB width |
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| JP2003179336A (en) * | 2001-12-11 | 2003-06-27 | Nihon Dennetsu Keiki Co Ltd | Partial flux application method |
| CN103111711A (en) * | 2011-11-16 | 2013-05-22 | 西安中科麦特电子技术设备有限公司 | Energy-saving grouping preheating control system of crest welder |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109365939A (en) * | 2018-12-05 | 2019-02-22 | 苏州加贺智能设备有限公司 | Automation selective crest welder |
| CN109365939B (en) * | 2018-12-05 | 2024-01-09 | 苏州加贺智能设备有限公司 | Automatic selective crest welder |
| CN112008189A (en) * | 2020-09-07 | 2020-12-01 | 游隼信息技术科技(苏州)有限公司 | Wave-soldering spraying system equipment based on ultrasonic wave |
| CN112916974A (en) * | 2021-02-25 | 2021-06-08 | 山西经至科技有限公司 | Numerical control circuit board welding device |
| CN113909612A (en) * | 2021-10-11 | 2022-01-11 | 苏州宁虹电子科技有限公司 | Wave soldering furnace for PCB substrate production |
| CN113950201A (en) * | 2021-10-14 | 2022-01-18 | 深圳一道创新技术有限公司 | Width adjustment control method, device and equipment for connecting table of SMT production line and storage medium |
| CN113950201B (en) * | 2021-10-14 | 2024-02-20 | 深圳一道创新技术有限公司 | SMT production line connection table width adjustment control method, device, equipment and storage medium |
| CN113941754A (en) * | 2021-11-12 | 2022-01-18 | 广东江粉高科技产业园有限公司 | LED circuit board scaling powder spray set |
| CN113941754B (en) * | 2021-11-12 | 2022-11-01 | 广东江粉高科技产业园有限公司 | LED circuit board scaling powder spray set |
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| CN103648239B (en) | 2016-11-23 |
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