Ndeapi Matanho eKupfapfaidza Iyo Tatu-uchapupu Paint?

Danho 1:Chenesa bhodhi pamusoro.Chengetedza nzvimbo yebhodhi isina mafuta uye guruva (kunyanya kuyerera kubva kune solder yakasara mune reflow oven process).Nekuti ichi chinonyanya kuita acidic zvinhu, zvinokanganisa kusimba kwezvikamu uye kunamatira kwetatu-uchapupu pendi nebhodhi.

Danho rechipiri:Kuomesa.Kuchenesa mumiririri wekuchenesa uye mvura yakaomeswa kuti ione kuti bhodhi rakaoma.

Danho rechitatu:Tumira pendi ine humbowo hutatu zvichienderana nedata rakapihwa nemugadziri wependi yehutatu-humbowo kuti atumire viscosity yakakodzera yependi ine humbowo hutatu, zvinokurudzirwa kuti chiyero chakakodzera chigadzirise viscosity ye15-18 masekonzi (yakavharwa). 4 #mukombe).Kurudzira zvakaenzana, uye wozoirega imire kwemaminitsi 3-5 kuti mabhubhu anyangarika zvachose mushure mekunge wagona kutakurwa mupfuti yekupfapfaidza mukati mepfapfaidzo.Kana ukashandisa bhurashi, zvinokurudzirwa kutenga bhurashi rakapfava remvere.

Danho 4:Kupfapfaidza.Matatu anti pendi ane 200 chinangwa screen sefa uye anodururira mupoto yekupfapfaidza, gadzirisa kudzvanywa kwemhepo uye kupfapfaidza chimiro chepfuti, iyo mhepo yekumanikidza idiki yakawandisa matatu anti pendi atomization haina kunaka kupfapfaidza kunze kwefirimu repende ichava nemapuddles madiki, kunyanya kana viscosity yependi yakati kurei, yakafanana nepamusoro peganda reorenji (apo bhodhi rine mavara emafuta anozoonekwawo svuura reorenji sechitarisiko), mweya wemhepo wakakurisa kana matatu anti pendi yakapfapfaidza pamusoro. ichapeperetswa nemhepo, mukuwomeswa kuchaonekwa kwakarembera.Inokurudzirwa kugadzirisa pfuti yekupfapfaidza chimiro chefani, muromo nebhodhi pakona ye45 ° zvakaenzana kufambisa pfuti kuitira kuti pfapfaidzo yakapfapfaidzwa pabhodhi, pfapfaidza pfuti yekutanga kudzokera kupfuti yechipiri. kuita pfuti yechipiri yependi mhute kudzvanya pfuti yekutanga yependi firimu, zvichingodaro kusvika yese yakapfapfaidzwa bhodhi, kuitira kuti ive nechokwadi chekuti kufanana kwefirimu repende hakuzobvisike pfapfaidzo.Kumhanya kwepfuti yekupfapfaidza hakugone kumhanyisa zvinoenderana nedata rependi-yehutatu-humbowo kuti ive nechokwadi chekuti firimu rinogona kuve nehupamhi hweanosvika makumi mashanu microns.

Danho rechishanu:Bika bhodhi pamusoro mushure mekusasa muvheni yekubikira mukati mekubika.Zvinoenderana nedata rakapihwa nemugadziri wepende, isa curve yekubikira tembiricha.Kana iyo pende iri kuzviomesa, kana iri hovheni yakamira, zvinokurudzirwa kuibika kwemaminetsi mashanu-10 mushure mekunge yasiiwa kunze kwemaminetsi 3-5 muovheni isingapfuuri madhigirii makumi masere.Kana iri tunnel oven, inokurudzirwa kuisa nzvimbo yepamberi pa60 degrees, nzvimbo yepakati pa80 degrees uye kumashure kwe70 degrees.Kana iyo pendi yepamusoro yakabikwa zvakananga pakupisa kwepamusoro, firimu yependi yependi ichaoma nekukurumidza kudarika pendi mukati, iyo yakaenzana nefirimu inoputira pasi pepende mukati.Kana pasi pendi pendi mukuomeswa muitiro we solvent inoda kubuda kunze haisi evaporated kunze kuchava pamusoro firimu dhiramu kuburikidza, zvichaita kuumba yakawanda pores uye furo.

Danho rechitanhatu:Edzai bhodhi.Ovheni yekubikira mukati mebhodhi iyo kunze kuti ione kana paine kubuda kwemhepo inoputika, iyo bhodhi pamusoro pependi firimu iri yunifomu uye yakakwana isina mabubbles, yobva yakwanisa.

 

Kubika tembiricha yepende yehutatu-uchapupu

Pakupisa kwekamuri, maminitsi gumi ekuoma kwepamusoro, maawa makumi maviri nemana achirapa.Kana iwe uchida kukurumidza, unogona kushandisa 60 madhigirii tembiricha kubika 30 maminetsi, anogona kusvika kurapa zvinodiwa.Nokuda kwepende yakanaka, gadzira pa 80 degrees kwehafu yeawa kuti upore zvakakwana.

NeoDen SMT Kugadzira mutsara


Nguva yekutumira: Zvita-30-2021

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