Ndeapi Mapoinzi Ehunyanzvi eSelective Wave Soldering?

Flux spraying system

Sarudza wave solder muchinaflux spraying system inoshandiswa pakusarudza solder, kureva kuti flux nozzle inomhanya ichienda kunzvimbo yakatarwa maererano nemirayiridzo yakagara yarongwa uye yobva yachinja nzvimbo pabhodhi inoda kutengeswa. huwandu hwekupfapfaidza munzvimbo dzakasiyana hunogona kugadziriswa maererano nechirongwa.Nekuda kwekusarudza kupfapfaidza, kwete chete kuwanda kwekuyerera kunochengetwa kana kuenzaniswa newave soldering, asi kusvibiswa kwenzvimbo dzisina kushambadzira pabhodhi kunodziviswa zvakare.

Sezvo iri yekusarudza kupfapfaidza, iko kurongeka kweiyo flux nozzle control yakakwira zvakanyanya (kusanganisira iyo flux nozzle drive nzira), uye iyo inoyerera nozzle inofanirwa kuve ine otomatiki calibration basa.

Uye zvakare, kusarudzwa kwezvinhu zviri mu flux spraying system kunofanirwa kuve nekugona kufunga kusimba kwakasimba kweiyo isiri-VOC flux (kureva, mvura-inonyungudika flux), kuitira kuti pese paine mukana wekusangana nekuyerera, zvikamu. inofanira kukwanisa kudzivisa kuora.

 

Preheat Module

Chinokosha kune preheat module ndeyekuchengetedza uye kuvimbika.

Chekutanga pane zvese, yakazara-bhodhi preheating ndiyo imwe yemakiyi.Nokuti iyo yose bhodhi preheating inogona zvinobudirira kudzivirira deformation redunhu bhodhi kunokonzerwa kusaenzana kudziyisa munzvimbo dzakasiyana bhodhi.

Chechipiri, kuchengetedzeka uye kutonga kwepreheating kwakakosha.Basa guru rekutanga kupisa ndere kumisa iyo flux, nekuti iyo activation yekuyerera inopedzwa pasi peimwe tembiricha renji, yakanyanya kukwira uye yakaderera tembiricha haina kunaka kune activation yekuyerera.Pamusoro pezvo, mudziyo wekupisa uri pabhodhi redunhu unodawo tembiricha inodzorwa preheat, kana mudziyo wekupisa ungangove wakuvadzwa.

Miedzo yakaratidza kuti preheating yakakwana inogonawo kupfupisa nguva yekutengesa uye kuderedza kupisa kwekushisa;uye nenzira iyi, padhi uye substrate kubvisa, kupisa kwekushisa kune bhodhi redunhu, uye njodzi yemhangura yakanyungudutswa inoderedzwawo, uye kuvimbika kwekutengesa kunowanzoitika zvakanyanya.

 

Solder Module

Iyo solder module inowanzo ine tin cylinder, mechanical/electromagnetic pombi, solder nozzle, nitrogen kuchengetedza mudziyo, uye mudziyo wekufambisa.Nekuda kwepombi yemagetsi/electromagnetic, solder iri muhumburumbira inoramba ichibuda ichibva kune yakaparadzana nozzles kuti igadzire simbi ine simba yakasimba;iyo nitrogen yekudzivirira mudziyo inogona kunyatso kudzivirira solder nozzles kubva pakuvharwa nekuda kwekugadzira tsvina;uye mudziyo wekutapurirana unova nechokwadi chekufamba chaiko kweiyo solder cylinder kana redunhu board kuti iwane point-by-point soldering.

1. Kushandiswa kwenitrogen gasi.Kushandiswa kwenitrogen gasi kunogona kuwedzera kutengesa kwe lead-isina solder ne 4 nguva, iyo inonyanya kukosha pakuvandudzwa kwese kwemhando ye lead-isina soldering.

2. Musiyano wakakosha pakati pekusarudza solder uye dip soldering.Dip soldering ndeyekunyudza bhodhi redunhu muhumburumbira werata uchitsamira pamusoro pesimba reiyo solder yepanyama kukwira kupedzisa solder.Kune hombe yekupisa simba uye akawanda-layer redunhu mabhodhi, dip soldering yakaoma kuwana matani ekupinda zvinodiwa.Kusarudza soldering kwakasiyana, sezvo simba retani rinomhanya richibuda kubva mumuromo wekutengesa rinokanganisa zvakananga kupinda kweti muburi reburi;kunyanya kune lead-isina soldering, iyo inoda simba uye yakasimba tin wave nekuda kwekutadza kunyorova kwayo.Mukuwedzera, iyo yakasimba inoyerera wave haigone kuve ine oxide yakasara pairi, iyo inobatsirawo kuvandudza kunaka kwekutengesa.

3. Kugadzika kwe soldering parameters.

Kune majoini akasiyana-siyana, iyo solder module inofanira kukwanisa kugadzira zvigadziro zvega zvekutengesa nguva, wave musoro urefu uye nzvimbo yekutengesa, iyo ichapa injinjini yekushanda nzvimbo yakakwana yekuita magadzirirwo ekugadzirisa kuitira kuti imwe neimwe solder joint inogona kutengeswa zvakakwana.Mimwe midziyo yakasarudzika yemasoja inotokwanisa kudzivirira bhiriji nekudzora chimiro chejoint ye solder.

 

PCB yekufambisa system

Chinhu chakakosha chinodiwa chekusarudza soldering yebhodhi rekufambisa system ndeyechokwadi.Kuti uwane kufanirwa kwezvinodiwa, iyo yekufambisa sisitimu inofanirwa kusangana nemapoinzi maviri anotevera.

1. iyo track material is deformation-proof, yakagadzikana uye yakasimba.

2. Mamiriro ekugadzirisa anowedzerwa kumakwara anopfuura nepakati flux spray module uye solder module.

Mari yekumhanya yakaderera nekuda kwekusarudza welding

Iko kuderera kwekushandisa mari yekusarudza welding ndicho chikonzero chakakosha chekuzivikanwa kwayo nekukurumidza nevagadziri.

yakazara auto SMT yekugadzira mutsara


Nguva yekutumira: Jan-22-2022

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