Yadda Ake Hana PCB Board Daga Lankwasawa Da Warping Lokacin wucewa Ta Tanderun Maimaitawa

Kamar yadda muka sani, PCB yana da wuyar lankwasa da warping lokacin wucewa ta cikin tanda mai juyawa.Yadda za a hana PCB daga lankwasa da warping lokacin wucewa ta cikin tanda mai juyawa an kwatanta a ƙasa

1. Rage tasirin zafin jiki akan damuwa na PCB

Tunda "zazzabi" shine babban tushen damuwa na farantin, idan dai yanayin zafin wutar lantarki ya ragu ko kuma dumama da sanyaya adadin farantin a cikin tanderun da aka sake fitarwa ya ragu, abin da ya faru na lankwasa farantin karfe da warping na iya raguwa sosai.Koyaya, ana iya samun wasu illolin, kamar gajeriyar kewayawa.

2. Dauki babban farantin TG

TG shine yanayin canjin gilashin, wato, yanayin zafin da kayan ke canzawa daga yanayin gilashi zuwa yanayin rubberized.Ƙananan ƙimar TG na kayan, da sauri farantin yana fara laushi bayan shigar da tanderun wutar lantarki, kuma tsawon lokaci don zama yanayin rubberized mai laushi, mafi tsanani na lalacewar farantin.Ana iya ƙara ƙarfin ɗaukar damuwa da lalacewa ta hanyar amfani da farantin tare da mafi girma TG, amma farashin kayan yana da inganci.

3. Ƙara kauri na allon kewayawa

Yawancin samfuran lantarki don cimma manufar thinner, an bar kauri daga cikin jirgi 1.0 mm, 0.8 mm, ko ma 0.6 mm, irin wannan kauri don kiyaye allon bayan tanderun da aka sake fitarwa ba ya lalata, yana da ɗanɗano kaɗan. da wuya, ana ba da shawarar cewa idan babu buƙatun bakin ciki, allon zai iya amfani da kauri na 1.6 mm, wanda zai iya rage haɗarin lanƙwasa da nakasawa sosai.

4. Rage girman allon kewayawa da adadin bangarori

Tunda yawancin tanda masu sake juyawa suna amfani da sarƙoƙi don fitar da allunan da'irar gaba, girman girman allon da'irar, zai zama daɗaɗawa a cikin tanda mai juyawa saboda nauyinsa.Saboda haka, idan an sanya dogon gefen da'irar a kan sarkar tanderun reflow a matsayin gefen allon, za a iya rage nakasar da ke haifar da nauyin da'irar, kuma za a iya rage adadin allon don wannan dalili, Wato, a lokacin da tanderun, kokarin yin amfani da kunkuntar gefen perpendicular zuwa shugabanci na tanderun, zai iya cimma zuwa low sag nakasawa.

5. An yi amfani da kayan aikin pallet

Idan duk hanyoyin da ke sama suna da wahalar cimmawa, shine a yi amfani da mai ɗaukar kaya / samfuri don rage lalacewa.Dalilin da ya sa mai ɗaukar kaya / samfuri zai iya rage lanƙwasa da warping na allon shine cewa ko da haɓakawar zafi ne ko ƙanƙantar sanyi, tire ɗin ana sa ran zai riƙe allon kewayawa.Lokacin da zafin jiki na allon kewayawa ya yi ƙasa da ƙimar TG kuma ya fara taurare kuma, zai iya kula da girman zagaye.

Idan tire mai-Layer guda ɗaya ba zai iya rage naƙasasshen na'urar kewayawa ba, dole ne mu ƙara murfin murfin don matsawa allon tare da yadudduka biyu na tire, wanda zai iya rage naƙasasshiyar hukumar ta cikin tanda mai sake gudana.Koyaya, wannan tire ɗin tanderun yana da tsada sosai, kuma yana buƙatar ƙara jagora don sanyawa da sake sarrafa tiren.

6. Yi amfani da na'ura mai ba da hanya tsakanin hanyoyin sadarwa maimakon V-CUT

Tun da V-CUT zai lalata ƙarfin tsarin tsarin allunan, gwada kada ku yi amfani da tsagawar V-CUT ko rage zurfin V-CUT.