CN205519979U - Tin stove is crossed to energy -concerving and environment -protective type wave -soldering - Google Patents
Tin stove is crossed to energy -concerving and environment -protective type wave -soldering Download PDFInfo
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- CN205519979U CN205519979U CN201620298989.3U CN201620298989U CN205519979U CN 205519979 U CN205519979 U CN 205519979U CN 201620298989 U CN201620298989 U CN 201620298989U CN 205519979 U CN205519979 U CN 205519979U
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Abstract
The utility model discloses a tin stove is crossed to energy -concerving and environment -protective type wave -soldering, including a casing, preceding PLC controller and the display screen of being equipped with of casing, the casing top is equipped with the air exit, and air exit department is equipped with dustproof filter screen, the inside conveyor rail that is equipped with of casing, the conveyor rail left side is equipped with bit detector, the conveyor rail below from left to right is equipped with scaling powder nozzle, preheating device, molten tin bath, cooling device in proper order, be equipped with infrared inductor on the scaling powder nozzle, the molten tin bath top is equipped with the sport mouth and shoves the mouth, be equipped with the electromagnetic pump in the molten tin bath, all be connected with the PLC controller to bit detector, infrared inductor, scaling powder nozzle, preheating device, electromagnetic pump, cooling device. The utility model discloses structural design is simple reasonable, and through setting up the counter, the tool frame of avoiding loading the circuit board is practiced thrift manufacturing cost by the spraying scaling powder, sets up the sport mouth simultaneously and shove the mouth on the molten tin bath, and the welding effect of solder joint is guaranteed to the make full use of solder.
Description
Technical field
This utility model relates to a kind of electronics processing technique field, specifically, is that a kind of energy saving and environment friendly wave-soldering crosses stannum stove.
Background technology
Wave-soldering is to allow the solder side of card directly contact with high-temperature liquid state stannum reach to weld purpose, its high-temperature liquid state stannum keeps an inclined-plane, and made liquid tin form a lot of by special device to be similar to the phenomenon of wave, the junction to be welded of the printed circuit board (PCB) of the good electronic devices and components of plug-in mounting passes through liquid tin crest in advance so that the electronic devices and components pin being exposed to printed circuit board (PCB) surface to be welded welds with printed circuit board pads.On the one hand, in normal production process, for preventing circuit board from deforming, generally circuit board is placed on tool, then tool loads circuit board conveying and arrived in stannum stove, after tool being detected in having served as stannum stove, scaling powder spraying district just starts spraying, and tool loads circuit board, actually have only to circuit board is sprayed, but in spraying process, the frame of tool is sprayed-on, and causes the unnecessary wasting of resources the most simultaneously；On the other hand, when wave soldering, the solder of use is through being thermally formed liquid solder in solder bath, and liquid solder, after pump drives jet flow to go out, can enter solder bath and again circulate ejection.Liquid solder is after high-temperature heating, it is easy to aoxidize with air, produces solder oxidation thing, and these solder oxidation things are the waste tin slags that must clean out, and when solder oxidation thing is more, often produces the waste of weldering solder.Flow jeting port sprays with high speed for saving solder, easily causes and leaves out-of-flatness and superfluous solder on solder joint, and solder oxidation thing can block again solder bath spout, forms the phenomenon such as rosin joint, cold welding, affect scolding tin effect.
Utility model content
Utility model purpose: for the problem and shortage of above-mentioned existence of the prior art, the purpose of this utility model is to provide a kind of energy saving and environment friendly wave-soldering and crosses stannum stove, structure design advantages of simple, by arranging enumerator, the tool frame avoiding loading circuit plate is sprayed-on scaling powder, saves production cost, arranges flow jeting port and the mouth that shoves on molten tin bath simultaneously, make full use of solder, it is ensured that the welding effect of solder joint.
Technical scheme: for reaching above-mentioned purpose, the energy saving and environment friendly wave-soldering of one described in the utility model crosses stannum stove, including a housing, PLC it is provided with before housing, described PLC is connected with the PC host computer being arranged on housing side, housing is arranged over exhaust outlet, anti-dust filter mesh it is provided with at exhaust outlet, enclosure interior is provided with transmission guide rail, it is provided with bit detector sum counter on the left of described transmission guide rail, scaling powder nozzle from left to right it is sequentially provided with below described transmission guide rail, preheating device, stannum groove, chiller, described molten tin bath is arranged over flow jeting port and the mouth that shoves, it is provided with electromagnetic pump in described molten tin bath, described to bit detector, enumerator, scaling powder nozzle, preheating device, chiller, electromagnetic pump is all connected with PLC.
Preferably, described transmission guide rail and horizontal between angle be 2 °-3 °.
Preferably, the one during described preheating device is infrared ray heat pipe, hot plate or Hot-air fan.By circuit board is preheated; solvent in scaling powder is evaporated; gas is produced when so can reduce welding; in scaling powder, Colophonium and activating agent start to decompose and activation; board pads, components and parts termination and the oxide-film of pin surface and other pollutant can be removed, simultaneously work as the effect protecting metal surface to prevent high temperature reoxidation；Welding circuit board position is heated to wetting temperature, due to the rising of components and parts temperature, it is to avoid by big thermal shock when immersing fusion welding.
Preferably, described chiller is cooling fan.Cooling fan makes the sharp temperature drop of circuit board can obviously improve the problem that pad is peeled off.
Preferably, the bore of described flow jeting port is 10mm, described in the shove bore of mouth be 12mm, the height of described flow jeting port is less than the height of the mouth that shoves.Solder is gushed at flow jeting port and the mouth that shoves by pumping action, circuit board through transmission guide rail sequentially pass through flow jeting port with the mouth that shoves above, flow jeting port is possible to prevent solder skip, and it ensures to be distributed suitably through the solder of circuit board, reduces the use of solder.
Preferably, described housing is additionally provided with transparent windows.Can cross outside stannum stove by transparency window, understand circuit board working condition in crossing stannum stove.
Preferably, it is provided with heat-insulation layer outside described molten tin bath.
Preferably, also setting up output board on the right side of housing, described output board and horizontal line angle are 30 °.This design is easy to be processed the next process that slides into mild for the circuit board output board of completion of processing.
Compared with prior art, the beneficial effects of the utility model are:
(1) the energy saving and environment friendly wave-soldering of one described in the utility model crosses stannum stove, molten tin bath is provided with flow jeting port and the mouth that shoves, flow jeting port is possible to prevent solder skip, it ensures to be distributed suitably through the solder of circuit board, solder is penetrated into by slit with higher speed, thus penetrate narrow gap, flow jeting port ejection at a high speed, save solder, after the secondary spray treatment flow jeting port jet flow of the mouth that shoves, out-of-flatness and superfluous solder problems is left on solder joint, eliminate by burr produced by flow jeting port and weldering bridge, make full use of solder, reduce the contact area of solder and oxygen, thus reduce the generation of residue.
(2) the energy saving and environment friendly wave-soldering of one described in the utility model crosses stannum stove, transmit and be provided with bit detector sum counter at guide rail, when detecting that to bit detector the tin furnace tool equipped with circuit board is sent to transmit on guide rail, enumerator starts counting up, when the numerical value of enumerator reaches the value set, scaling powder nozzle starts spraying, so design can ensure that scaling powder sprays bottom circuit board, avoid scaling powder spraying on the frame of tin furnace tool, cause the waste of scaling powder, be unfavorable for saving production cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-housing, 2-PLC controller, 3-PC host computer, 4-exhaust outlet, 5-anti-dust filter mesh, 6-transmit guide rail, 7-to bit detector, 8-enumerator, 9-scaling powder nozzle, 10-preheating device, 11-molten tin bath, 12-chiller, 13 flow jeting ports, 14-shove mouth, 15-electromagnetic pump, 16-output board.
Detailed description of the invention
Below in conjunction with the accompanying drawings and specific embodiment, it is further elucidated with this utility model.
Embodiment
nullThe energy saving and environment friendly wave-soldering of one as shown in Figure 1 crosses stannum stove，Including a housing 1，Housing 1 is above provided with PLC 2，Described PLC 2 is connected with the PC host computer 3 being arranged on housing 1 side，Housing 1 is arranged over exhaust outlet 4，Anti-dust filter mesh 5 it is provided with at exhaust outlet 4，Housing 1 is internal is provided with transmission guide rail 6，Bit detector 7 sum counter 8 it is provided with on the left of described transmission guide rail 6，Scaling powder nozzle 9 from left to right it is sequentially provided with below described transmission guide rail 6、Preheating device 10、Molten tin bath 11，Chiller 12，Described molten tin bath 11 is arranged over flow jeting port 13 and the mouth 14 that shoves，It is provided with electromagnetic pump 15 in described molten tin bath 11，Described to bit detector 7、Enumerator 8、Scaling powder nozzle 9、Preheating device 10、Chiller 12、Electromagnetic pump 15 is all connected with PLC 2.
Described in the present embodiment transmit guide rail 6 and horizontal between angle be 2 °-3 °.
Preheating device 10 described in the present embodiment is infrared ray heat pipe.
Chiller 12 described in the present embodiment is cooling fan.
The bore of flow jeting port 13 described in the present embodiment is 10mm, described in the shove bore of mouth 14 be 12mm, the height of described flow jeting port 13 is less than the height of the mouth 14 that shoves.
It is additionally provided with transparent windows on housing 1 described in the present embodiment.
It is provided with heat-insulation layer outside molten tin bath 11 described in the present embodiment.
Also setting up output board 16 on the right side of the present embodiment middle shell 1, described output board 16 is 30 ° with horizontal line angle.This design is easy to be processed the next process that slides into mild for the circuit board output board 16 of completion of processing.
nullDuring work，Grafting completes the circuit board of components and parts，It is embedded into tin furnace tool，Crossed on the transmission guide rail 6 that stannum stove entrance was sent in stannum stove with certain inclination angle and transfer rate by wave-soldering，Tin furnace tool is sensed to bit detector 7，Enumerator 8 starts counting up，When the numerical value of enumerator 8 reaches the value set，Scaling powder nozzle 9 starts spraying，So design can ensure that scaling powder sprays bottom circuit board，Avoid scaling powder spraying on the frame of tin furnace tool，Cause the waste of scaling powder，Shower nozzle is at the uniform velocity sprayed，Make the exposed pads surface of circuit board、Pad via and component's feet uniformly apply the scaling powder of thin layer，Then circuit board is transported at infrared ray heat pipe，By circuit board is preheated，The temperature of circuit board surface should be advisable between 75 ~ 110 DEG C，Circuit board is preheated，Solvent in scaling powder can be vapored away，Gas is produced when so can reduce welding，In scaling powder, Colophonium and activating agent start to decompose and activation，Board pads can be removed、Components and parts termination and the oxide-film of pin surface and other pollutant，Simultaneously work as the effect protecting metal surface to prevent high temperature reoxidation；Welding circuit board position is heated to wetting temperature, due to the rising of components and parts temperature, it is to avoid by big thermal shock when immersing fusion welding.Then circuit board transports above cooling fan, and the cold wind of cooling fan makes the sharp temperature drop of circuit board can obviously improve the problem that pad is peeled off, and last circuit board was transported on the output board 16 outside stannum stove, and was processed subsequently into next process.
Embodiment is merely to illustrate this utility model rather than limits scope of the present utility model, after having read this utility model, those skilled in the art all fall within the application claims limited range to the amendment of the various equivalent form of values of the present utility model.
Claims (8)
- null1. an energy saving and environment friendly wave-soldering crosses stannum stove，It is characterized in that: include a housing (1)，Housing (1) is provided with PLC (2)，Described PLC (2) is connected with the PC host computer (3) being arranged on housing (1) side，Housing (1) is arranged over exhaust outlet (4)，Exhaust outlet (4) place is provided with anti-dust filter mesh (5)，Housing (1) is internal is provided with transmission guide rail (6)，Described transmission guide rail (6) left side is provided with bit detector (7) sum counter (8)，Described transmission guide rail (6) lower section is from left to right sequentially provided with scaling powder nozzle (9)、Preheating device (10)、Molten tin bath (11)、Chiller (12)，Described molten tin bath (11) is arranged over flow jeting port (13) and the mouth that shoves (14)，Electromagnetic pump (15) it is provided with in described molten tin bath (11)，Described to bit detector (7)、Enumerator (8)、Scaling powder nozzle (9)、Preheating device (10)、Chiller (12)、Electromagnetic pump (15) is all connected with PLC (2).
- The energy saving and environment friendly wave-soldering of one the most according to claim 1 crosses stannum stove, it is characterised in that: described transmission guide rail (6) and horizontal between angle be 2 °-3 °.
- The energy saving and environment friendly wave-soldering of one the most according to claim 1 crosses stannum stove, it is characterised in that: described preheating device (10) is the one in infrared ray heat pipe, hot plate or Hot-air fan.
- The energy saving and environment friendly wave-soldering of one the most according to claim 1 crosses stannum stove, it is characterised in that: described chiller (12) is cooling fan.
- The energy saving and environment friendly wave-soldering of one the most according to claim 1 crosses stannum stove, it is characterized in that: the bore of described flow jeting port (13) is 10mm, the bore of the described mouth that shoves (14) is 12mm, and the height of described flow jeting port (13) is less than the height of mouth (14) of shoving.
- The energy saving and environment friendly wave-soldering of one the most according to claim 1 crosses stannum stove, it is characterised in that: described housing is additionally provided with transparent windows on (1).
- The energy saving and environment friendly wave-soldering of one the most according to claim 1 crosses stannum stove, it is characterised in that: described molten tin bath (11) outside is provided with heat-insulation layer.
- The energy saving and environment friendly wave-soldering of one the most according to claim 1 crosses stannum stove, it is characterised in that: housing (1) right side also sets up output board (16), and described output board (16) and horizontal line angle are 30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620298989.3U CN205519979U (en) | 2016-04-12 | 2016-04-12 | Tin stove is crossed to energy -concerving and environment -protective type wave -soldering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620298989.3U CN205519979U (en) | 2016-04-12 | 2016-04-12 | Tin stove is crossed to energy -concerving and environment -protective type wave -soldering |
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| CN205519979U true CN205519979U (en) | 2016-08-31 |
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| CN201620298989.3U Active CN205519979U (en) | 2016-04-12 | 2016-04-12 | Tin stove is crossed to energy -concerving and environment -protective type wave -soldering |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106604566A (en) * | 2017-01-13 | 2017-04-26 | 昆山福烨电子有限公司 | Wave soldering method for printed circuit board |
| CN107283014A (en) * | 2017-08-17 | 2017-10-24 | 芜湖市海源铜业有限责任公司 | One Albatra metal atomizing crest welder equipment |
| CN108098098A (en) * | 2018-02-13 | 2018-06-01 | 广东欧珀移动通信有限公司 | The rail assembly and solder reflow device of solder reflow device |
| CN108176907A (en) * | 2018-02-06 | 2018-06-19 | 东莞市创威自动化科技有限公司 | A kind of wave-soldering furnace |
| CN109365942A (en) * | 2018-12-29 | 2019-02-22 | 广西贵港市华远电子科技有限公司 | Automatic tin solder and its control method |
| CN110102850A (en) * | 2019-05-16 | 2019-08-09 | 浙江宝利特新能源股份有限公司 | A kind of wave-soldering production method for welding segmentation |
| CN112091348A (en) * | 2020-08-31 | 2020-12-18 | 浙江双宇电子科技有限公司 | Novel wave soldering process method for solar photovoltaic junction box |
| CN112996277A (en) * | 2021-02-05 | 2021-06-18 | 四川恩巨实业有限公司 | Circuit board assembling method of power adapter |
| CN113634843A (en) * | 2021-08-12 | 2021-11-12 | 四川航天燎原科技有限公司 | Automatic tin-coating equipment and method for through-hole component |
| CN113894376A (en) * | 2021-11-15 | 2022-01-07 | 江西鹰高科技有限公司 | Method for preventing tin bead from being generated in PCB welding process |
| CN114378390A (en) * | 2022-01-24 | 2022-04-22 | 周锦华 | Electronic assembly welding method for automatically raising wave soldering of components |
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2016
- 2016-04-12 CN CN201620298989.3U patent/CN205519979U/en active Active
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106604566A (en) * | 2017-01-13 | 2017-04-26 | 昆山福烨电子有限公司 | Wave soldering method for printed circuit board |
| CN107283014A (en) * | 2017-08-17 | 2017-10-24 | 芜湖市海源铜业有限责任公司 | One Albatra metal atomizing crest welder equipment |
| CN108176907A (en) * | 2018-02-06 | 2018-06-19 | 东莞市创威自动化科技有限公司 | A kind of wave-soldering furnace |
| CN108098098A (en) * | 2018-02-13 | 2018-06-01 | 广东欧珀移动通信有限公司 | The rail assembly and solder reflow device of solder reflow device |
| CN109365942A (en) * | 2018-12-29 | 2019-02-22 | 广西贵港市华远电子科技有限公司 | Automatic tin solder and its control method |
| CN110102850B (en) * | 2019-05-16 | 2021-12-14 | 浙江宝利特新能源股份有限公司 | Wave-soldering production method for segmented solder strip |
| CN110102850A (en) * | 2019-05-16 | 2019-08-09 | 浙江宝利特新能源股份有限公司 | A kind of wave-soldering production method for welding segmentation |
| CN112091348A (en) * | 2020-08-31 | 2020-12-18 | 浙江双宇电子科技有限公司 | Novel wave soldering process method for solar photovoltaic junction box |
| CN112996277A (en) * | 2021-02-05 | 2021-06-18 | 四川恩巨实业有限公司 | Circuit board assembling method of power adapter |
| CN112996277B (en) * | 2021-02-05 | 2023-08-15 | 四川恩巨电子科技有限公司 | Circuit board assembling method of power adapter |
| CN113634843A (en) * | 2021-08-12 | 2021-11-12 | 四川航天燎原科技有限公司 | Automatic tin-coating equipment and method for through-hole component |
| CN113894376A (en) * | 2021-11-15 | 2022-01-07 | 江西鹰高科技有限公司 | Method for preventing tin bead from being generated in PCB welding process |
| CN113894376B (en) * | 2021-11-15 | 2022-11-15 | 江西鹰高科技有限公司 | Method for preventing tin bead from being generated in PCB welding process |
| CN114378390A (en) * | 2022-01-24 | 2022-04-22 | 周锦华 | Electronic assembly welding method for automatically raising wave soldering of components |
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