Analysis Of The RF Cable Molding Process

Jul 15, 2025 Siea molaetsa

Lithapo tsa RF li bohlokoa haholo bakeng sa -ho fetisoa ha maqhubu a phahameng, 'me mokhoa oa tsona oa ho bopa o ama ka kotloloho tšebetso ea motlakase le ts'epahalo ea mochini. Ts'ebetso ea ho bopa e tlameha ho leka-lekanya thepa ea thepa, moralo oa sebopeho, le ho nepahala ha tlhahiso ho netefatsa botšepehi ba matšoao le ho ikamahanya le maemo a rarahaneng a ts'ebeliso.

 

Khetho ea thepa le ho e lokisa esale pele ke tsa bohlokoa bakeng sa ho bopa. Lithapo tsa RF hangata li na le conductor e ka hare (joalo ka terata ea koporo kapa silevera{1}}ea terata e entsoeng ka koporo), lesela la insulation (joalo ka polytetrafluoroethylene (PTFE) kapa polyethylene (PE), lesela le sireletsang (mesh e lohiloeng ea koporo kapa foil ea aluminium), le baki ea kantle ea polyure kapa polyure ea PVC e tlamehang ho ba le lesela le ka ntle la polyure. tangent ho fokotsa ho fokotseha ha lets'oao, ha lera le sireletsang le tlameha ho ba le tšireletso e phahameng ho hatella tšitiso ea motlakase Nakong ea mohato oa pele ho kalafo, mokhanni o tlameha ho hloekisoa le ho ts'oaroa ho imolla khatello ea maikutlo le ho ntlafatsa ductility, ho netefatsa botsitso ba sebopeho nakong e tlang.

Extrusion and insulation molding ke mehato ea bohlokoa. Lera la ho kenya letsoho le sebelisoa holim'a conductor ho sebelisa extruder e nepahetseng. Thuso ea naetrojene kapa{2}}moutu o phahameng oa mocheso o sebelisoa ho laola katoloso ea lisebelisoa tse joalo ka PTFE ho thibela lipululo le ho hlaka. Bakeng sa meaho e mengata-e sireletsang le ho sireletsa li entsoe ka laminated layer ho ea ka layer ka mekhoa e mengata ea extrusion, 'me botenya bo lekoa ka nako ea sebele ho sebelisoa mochine oa ho hlahloba bokhoni ba inthaneteng.

Ho kopanngoa ha braid le thebe ho ama ka kotloloho matla a thibelang{0}}tšitiso. The shielding layer hangata e lohuoa ho sebelisoa-mochini o lohang ka lebelo le phahameng, o thatelang koporo kapa terata ea koporo e kentsoeng ka mokhoa o itseng (mohlala, 45 degrees -60 degrees ). Tekanyo e tlameha ho feta 90% ho theha phello ea cage ea Faraday. Lithapo tse ling tse phahameng{11}li matlafatsoa ke ho phutheloa ha theipi ea aluminium-plastic composite longitudinal. Mohato ona o hloka taolo e tiileng ea tsitsipano ho thibela ho falla ha conductor kapa ho senyeha ha insulation.

Ho bopa ha sheath le ho sebetsa{0}}kantle ho tlatsa tšireletso ea ho qetela. Thepa ea sheath e qhibilihisoa ka mocheso o phahameng ka extruder ebe e sebelisoa ho lera le sireletsang. E ntan'o feta ka tanka ea metsi a pholileng ho beha kapele le ho boloka ho pota-pota. Lisebelisoa tse khethehileng (joalo ka sepakapaka) li ka hloka marang-rang a marang-rang-e leng ho ntlafatsa mocheso le ho thibela makhopho. Mohala o feliloeng o etsoa liteko tse phahameng-joalo ka tlhahlobo ea marang-rang ea vector ea VSWR) le netefatso ea ts'ebetso (joalo ka tlhahlobo ea bophelo) ho netefatsa hore e latela maemo a indasteri.

Ts'ebetso ea ho theha cable ea RF e mateanong a mahlale a thepa, taolo ea mochini, le mohopolo oa motlakase. Boemo ba eona ba ho rarahana ka ho toba bo etsa qeto ea ho tšepahala ha mekhoa ea puisano. Ka nts'etsopele ea 5G le likhokahano tsa sathelaete, tlhoko ea -tlase{4}}tahlehelo, lithapo tse tenyetsehang haholo e tla tsoela pele ho ntlafatsa ts'ebetso.