Ungayivimbela kanjani i-sag nokuqhekeka kwe-PCB eguquguqukayo?

I-crankshaft egobile engathathi hlangothi yebhodi lesifunda eliguquguqukayo ingahle ingabi phakathi nendawo yesitaki sesifunda. Ukuphathwa kahle kwamabhodi wesifunda aguquguqukayo kungasiza ekuvikeleni amafinyila kanye nokwaphuka ngaphakathi i-PCB eguquguqukayo.

I-PCB eguqukayo kakhulu njengemishini yokulungisa imishini kagesi. Abaqhubi kufanele bahlelwe ukuze isifunda sonke sisebenze ngokuthembekile nangokwanele. Ngokungafani namabhodi wesifunda aqinile aqinile (ama-PCBS aqinile), i-PCBS eguquguqukayo ingagobeka, igobeke, futhi isonteke ukuze ilingane nengxenye yokugcina. Lapho igobeke ngaphezu kwephuzu elinqunyiwe, lokhu kuguqa kulimaza kanzima isifunda, kubangele ukuthi i-PCB eguquguqukayo yephule futhi iguguleke.

ipcb

Ukuguquguquka kwamasekethe aguquguqukayo kunikeza abaklami uhla lwezinketho ezingenayo i-PCBS eqinile. Noma izifunda eziguquguqukayo zikulungele ukusetshenziswa ezimweni ezidinga ukugoba nokusonteka, lokho akusho ukuthi izintambo zethusi eziguquguqukayo azisoze zaqhekeka. Njengazo zonke izinto zokwakha, ithusi linemikhawulo ohlotsheni lokucindezeleka namandla elingamelana nalo.

Kukhona zonke izinhlobo zezinselelo. Lapho ukugoba okunamandla (ukugoba okuqhubekayo kokusetshenziswa komkhiqizo) kuyadingeka, noma kuzicelo lapho isifunda sidinga ukugoqelwa esikhaleni esincane ngaphakathi kwendlu enemizila eminingi, ukucubungula kufanele kugcinwe nokunakekelwa okwengeziwe kufanele kuthathwe ukugwema ukwephuka

Ukwenziwa ngcono kokuguquguquka nokugoba kwamasekethe aguquguqukayo.

Yazi iphuzu lokucindezeleka nobubanzi bokugoba

Udinga ukuqonda ukugoba, ukusonga nokugoba izingqinamba zokwakhiwa – qonda i-physics yokugoba. Ekujikeni kwesekethe eliguqukayo elilodwa, ulwelwesi lwethusi luzogcina luphukile uma lwelulwa noma lucindezelwa ngaphezu kwendawo yokugoba noma iphuzu lokucindezeleka. Njalo qiniseka ukuthi usebenza ngaphakathi kwale mingcele.

I-eksisi engathathi hlangothi

Ngokusebenzisa okuguqukayo kwezicelo, kunconywa uhlangothi olulodwa (isendlalelo esisodwa sethusi lethusi). Lokhu kunikeza isikhala sethusi ukuhambisa maphakathi nesakhiwo ngobukhulu obulinganayo.Ngalesi sakhiwo, ungqimba lwethusi alucindezelwa noma luqiniswe ngesikhathi sokuguqa okunamandla noma okuguqukayo.

I-Thinner ingcono

Isendlalelo sincane, incane indawo eguqa ngaphakathi, ngakho-ke ingcindezi encane kusendlalelo sangaphandle. Kuzinhlelo zokusebenza ezidinga ukugoba njalo, kukhethwa ithusi elincane kanye nongqimba we-dielectric ozacile.

Ngakha ugongolo

Ukwakhiwa kwe-I-beam kulapho ezinye izinhlangothi zethusi noma i-dielectric zihlangana ngqo. Lolu hlobo lwesakhiwo luba namandla ngokwengeziwe endaweni esongiwe. Ngenxa yesendlalelo sokucindezelwa kwesendlalelo sangaphakathi, amandla wokukhulisa wangaphandle anda kakhulu. Ukuqeda le nkinga, amamaki aphikisanayo kufanele abhajwe.

Ukugoba noma ukusonga ngokucijile

Amabhodi wesifunda amaningi aguquguqukayo asonga njengengxenye yohlelo lokuklama. Amasekethe akhiwe kahle angamelana kalula nezibaya zokuqala, ukusonteka noma ukuqhekeka. Kodwa-ke, amasekhethi anemibimbi akufanele asongwe njalo ngoba ithusi lizophuka ekugcineni. Lokhu akunconywa ngaphansi kwanoma yiziphi izimo. Ukugwema le nkinga, kunikezwa okunye ukucatshangelwa kokuklanywa. Isibonelo, amabhodi wesifunda aguquguqukayo anamakhona ayindilinga enzelwe le njongo.

Okunye ukucatshangelwa ukugwema ukuphuka kwendlela kumasekethe aguquguqukayo afaka:

Sebenzisa i-solder noma indlela eboshwe nge-solder

Kusetshenziswe i-RA (roll annealed) ithusi noma i-electrodeposited copper (ED), futhi ukubonwa kokudla okusanhlamvu kwabonwa

Ukumboza indawo egobile noma egobile yefilimu ye-polyimide,

Sebenzisa ama-stiffeners ngezansi bese ufaka phezulu.