Gravitation ta hanyar ba da izini a kan ramuka ko ta hanyar ramuka a gefen PCB. Yanke gefen allo don samar da jerin rabin ramuka. Wadannan ramuka na rabin sune abin da muke kira murfin rami na hatimi.
1. Rashin daidaituwa na ramuka na hatimi
: Bayan an raba katako, yana da sifar-kamar sifa. Wasu mutane suna kiran shi ɗan haƙoran haƙori. Abu ne mai sauki ka samu a cikin kwasfa kuma wani lokacin yana buƙatar yanke tare da almakashi. Saboda haka, a cikin tsarin ƙira, ya kamata a ajiye wuri, kuma an rage kwamitin gaba daya.
②: kara farashin. Mafi karancin rami mai lamba shine 1.0mmm rami, to, wannan girman 1mm an kirga su a cikin allo.
2. Matsayin na gama gari ramuka
Gabaɗaya, PCB shine V-yanke. Idan kun haɗu da ƙayyadaddun ƙayyadaddun katako ko mai fasali, yana yiwuwa a yi amfani da rami na hatimi. Hukumar da kwamitin (ko wofi kwamitin) suna da alaƙa da ramuka na hatimi, wanda akasarin wasa mai tallafawa, kuma hukumar ba za ta warwatsa ba. Idan an buɗe murfin, ƙirar ba zai rushe ba. . Mafi yawanci, ana amfani dasu don ƙirƙirar PCB tsaya-kadai, Bluetooth, ko kadarorin hannu, ko kuma kayan aikin Bluetooth, ko kuma a cikin taron kwamitin da za a sanya su a wani kwamitin PCB.
3. Janar lamunin hatsin hatimi
0.55mm ~~ 3.0mm (ya danganta da halin da ake amfani da shi 1.0mm, 1.27mm)
Menene manyan nau'ikan ramuka na hatimi?
- Rabin rami
- Karamin rami tare da rabin Hol
- Ramin tangent zuwa gefen allon
4. Bukatun Rana
Ya danganta da bukatun da ƙarshen amfani da allon, akwai wasu halayen ƙirori waɗanda ke buƙatar haɗuwa. Misali:
①ese: An ba da shawarar yin amfani da mafi girman yiwuwar.
Jiyya ②surface Karatun: Ya dogara da ƙarshen amfani da hukumar, amma An ba da shawarar ENIG.
Tsarin ƙirar Ol: An ba da shawarar yin amfani da mafi girman kuɗaɗen ol a saman da ƙasa.
Numberancin ramuka: Ya dogara da zane; Koyaya, an san cewa ƙananan ramuka na ramuka, mafi wuya ga babban taron PCB.
Plated rabin ramuka suna samuwa a duka daidaitattun samfuran kwastomomi. Don daidaitattun zane-zane na PCB, mafi ƙarancin diamita na rami mai siffa shi ne 1.2 mm. Idan kuna buƙatar ƙananan ramuka na C-dimbin siffa, mafi ƙarancin nisa tsakanin ramuka biyu na karfe shine 0.55 mm.
Tsarin masana'antu na hatimi:
Da farko, yi duka plated rami kamar yadda aka saba a gefen allon. Sannan yi amfani da kayan aikin niƙa don yanke rami da rabi tare da jan ƙarfe. Tun da jan ƙarfe ya fi wahalar yin niƙa kuma yana iya haifar da rawar soja don hutu, yi amfani da babban aiki mai ruwa mai yawa a sama mai sauri. Wannan yana haifar da farwama. An bincika kowane rabin-rami a cikin tashar da aka keɓe ya halaka idan ya cancanta. Wannan zai sa rami mai hatimi da muke so.