- Kodi kubowola kumbuyo ndi chiyani?
Kubowola kumbuyo ndi mtundu wapadera wa bowo lakuya. Popanga matabwa am'misimu angapo, monga matabwa osanjikiza 12, tifunika kulumikiza osanjikiza choyamba ku chisanu ndi chinayi. Nthawi zambiri, timabowoleza (kubowola chimodzi) kenako kumira mkuwa.in mwanjira iyi, pansi yoyamba yolumikizidwa mwachindunji ndi pansi. M'malo mwake, timangofunika pansi loyamba kuti mulumikizane ndi pansi pa 9, ndipo pansi pa 15 chifukwa palibe kulumikizana kwa chisonyezo, koma chingapangitse kuti muchepetse njira yolumikizirana (yopanda pake) Ndipo lingaliro lobowolo limalozedwa. Chifukwa chake, wopanga PCB amachoka pang'ono. Kutalika kwa ulesi kwa stob iyi kumatchedwa B mtengo wamtengo wapatali, womwe nthawi zambiri umakhala mu 50-15nde.
2. Ubwino wa kubowola kumbuyo
1) Chepetsani zosokoneza phokoso
2) Sinthani Umulungu Wachizindikiro
3) makulidwe ako akutali amatsika
4) Chepetsani kugwiritsa ntchito mabowo akhungu ndikuchepetsa zovuta za PCB.
3. Kugwiritsa ntchito kubowola kumbuyo
Bweretsani kuti kubowola kunalibe kulumikizana kapena zotsatira za chiwonetsero cha dzenje, kupewa, kusokonekera, kuwonjezerapo "zolumikiza, kuphatikizapo kuyika kwa zikwangwani, kuphatikizapo kuwongolera kukhulupirika.
4. Mfundo yogwirira ntchito kumbuyo
Ngati singano yobowola ikubowola, makonda omwe amapangidwa ndi singano yobowola yam'mimba pamtunda, kenako ndikubowola kuyatsidwa kwa mabowo, ndipo kubowola kumafikirapo.
5.Kodi kuyendetsa
1) Patsani PCB yokhala ndi bowo logwiritsira ntchito. Gwiritsani ntchito bowo lolowera pokhazikitsa PCB ndi kubowola dzenje;
2) Ma electroplace pa PCB atatha kubowola dzenje, ndikusindikiza dzenje ndi filimu yowuma pamaso pa epictiloptatung;
3) kupanga zojambula zakunja pa PC ya exple.
4) Khazikikani mawonekedwe oyambira pa PCB atapanga mseu wakunja, ndikuwongolera mafilimu owuma a bowo lokhalamo kale;
5) Gwiritsani ntchito dzenje lomwe limagwiritsidwa ntchito ndi kubowola kamodzi kuti muyikenso kubowola, ndikugwiritsa ntchito chodula chobowola kuti mubwezeretse dzenje la eyapaso lomwe likufunika kubweza;
6) Sambani kubowola pambuyo pobowola kuti muchotse zodulira zotsalira kumbuyo.
6. Makhalidwe aukadaulo a mbale yobowola
1) bolodi ya Rigid (ambiri)
2) Nthawi zambiri ndi 8 - 50 zigawo
3) bolodi makulidwe: over 2.5mm
4) Muli ndi makulidwe muli akulu
5) Kukula kwa bolodi ndi yayikulu
6) Kuchepera kocheperako koyambira koyambirira kwa 1 = 0.3mm
7) Madera akunja ochepera, kapangidwe kake kachulukidwe kakang'ono ka dzenje
8) Bowo lakumbuyo nthawi zambiri limakhala 0,2m yayikulu kuposa dzenje lomwe likufunika kuti lizimitsidwa
9) Kulekerera kwakukuru ndi +/- 0.05mm
10) Ngati kubowola kumbuyo kwa mmalo, makulidwe a sing'anga pakati pa m`manga ndi m-1 (1) kukhala 0,17mmm
7.Munthu waukulu wa mpheke
Zida zoyankhulirana, seva yayikulu, pamagetsi amagetsi azachipatala, asitikali, anseslosce ndi minda ina. Monga ankhondo ndi Aerospuce ndi mafakitale am'munda, kumbuyo kwanyumba nthawi zambiri kumaperekedwa ndi gulu lofufuzira, kafukufuku wa gulu lankhondo ndi Aerosplan ankhondo.