Iimpawu ze-PCB-hole ye-hicro-hole

Kule mihla, ngokufumana uhlaziyo olukhawulezileyo lweemveliso ze-elektroniki, ukuprintwa kwe-PCB kuye kwandisiwe kwiibhodi zangaphambi kokuba iibhodi zeBhodi ye-Winder kunye neeBhodi zemithombo emininzi kunye neeplanga eziphezulu. Ke ngoko, zininzi izinto ezininzi zokulungisa imingxunya yeBhodi yeBhodi, ezinje: I-Hole Deameter ikhula kwaye incinci, kwaye umgama phakathi komngxunya kwaye umngxunya uyakhula kwaye incinci. Kuyaqondwa ukuba umzi-mveliso weBhodi usebenzisa ezinye izinto ezinokubakho ze-epoxy. Inkcazo yobungakanani bomngxunya kukuba ububanzi bungaphantsi kwe-0.6 mm kwimingxunya emincinci kunye ne-0.3 mm yee-micropores. Namhlanje ndiza kwazisa indlela yokulungisa imingxunya emincinci:

Ukuze kuqinisekiswe ukusebenza ngokukuko okuphezulu kunye nomgangatho weholethi, sinciphisa umda weemveliso ezinesiphene. Kwinkqubo yokuqhuba ngoomatshini, ezimbini, amandla e-axial kunye nokusika i-torque, kufuneka kuthathelwe ingqalelo, nto leyo enokuthi ichaphazeleke ngokuthe ngqo okanye ngokungathanga ngqo kumgangatho womngxunya. Amandla e-axial ayonyuka ngokutya kunye nobungqingqwa bokusika, isantya esisikiweyo siya konyuka, ukuze i-FIbers yelixesha ngalinye iya kunyuka ngokukhawuleza. Ke ngoko, ubomi be-Drill yahlukile kwimingxunya yobukhulu obahlukeneyo. Umqhubi kufuneka aqhelane nentsebenzo yezixhobo kwaye ithathe indawo yokuqhuba ngexesha. Kungenxa yoko le nto iindleko zokulungisa imingxunya iphezulu.

Kwi-axial amandla, i-FSTAL CORT ichaphazele ukusika kwe-guangde, ngelixa icandelo elinamandla lichaphazela ikakhulu ukusikwa komda osikiweyo. Icandelo elinamandla FD linempembelelo enkulu kubuhlungu obungaphezulu kwe-FS eqingqiweyo. Ngokubanzi, xa i-aperture yendawo yokwakhelwa ingaphantsi kwe-0.4mm, i-statics ye-FS ihlakraza ngobukhulu be-apertud, ngelixa i-fact ye-DD inciphile.

Ukunxiliswa kwe-PCB Drill inxulumene nesantya sokusika, ireyithi yokondla, kunye nobukhulu weSlot. Umyinge we-radius ye-radiry ye-rill bill kububanzi befibre yeglasi inefuthe elikhulu kwisixhobo sobomi. Inqanaba eliphezulu lomyinge, ukukhulu ububanzi be-fiber tundle ukusikwa kwesi sixhobo, kunye nokunxiba kwesixhobo esandayo. Kwizicelo ezisebenzayo, ubomi be-0.3mm Drill inokuqhuba i-3000 yemingxunya. Inkulu yedrafy, imingxunya embalwa ikhutshiwe.

Ukwenzela ukuthintela iingxaki ezifana nokulibaziseka, umonakalo wodonga, amabala, kunye nokubhubha xa ukuqhuba, sinokubeka ipleyiti ye-2,5 mm phantsi kweplate ye-phed, emva koko ibeka iBhodi ye-Alumnum yeBhodi yobhedu. Indima yephepha lealuminium yi-1. Ukukhusela ibhodi yeBhodi ukusuka ekrweni. 2. Ukuhla kweShafu lobushushu, i-drill bit iya kuvelisa ubushushu xa ukuqhuba. I-3. Isiphumo se-bffffid / i-drillting yokuthintela umngxunya wokuphambuka. Indlela yokunciphisa i-RERRS kukusetyenziswa kwetekhnoloji yokuqhuba yedrafti, ukusebenzisa ukuqhuba kwe-carbide ukuya kwi-drill, ubunzima obuhle, kunye nobungakanani kunye nesakhiwo esinokufuneka silungiswe