Thepa e loketseng e bohlokoa ho hlahisa terata ea PTFE le thapo.Hajoale, ho na le mefuta e 'meli haholo: mofuta oa mochini o tsamaisoang ke screw rod le mofuta oa hydraulic o tsamaisoang ke khatello ea hydraulic, mefuta ena e 'meli e na le melemo le likotsi.
PTFE ke polasetiki e batlang e le thata ho e sebetsa, ka hona lisebelisoa li bohlokoa.Haeba u tlameha ho hlahisa lithapo tsa extrusion tsa MIL-grade PTFE, tse kang RG178, RG179, RG316, RG142, G401, RG402, RG405, joalo-joalo, lisebelisoa tse loketseng li bohlokoa.Hajoale, ho na le mefuta e 'meli haholo lefatšeng: mofuta oa mochini o tsamaisoang ke screw rod le mofuta oa hydraulic o tsamaisoang ke khatello ea haeteroliki;mefuta e 'meli ea li-pusher tsa PTFE 'marakeng e' ngoe le e 'ngoe e na le melemo le mathata:
(1) Ho sututsa sekoro
Hona joale ke eona e atileng haholo.The screw e boetse e arotsoe ka sliding screw le ball screw.Haeba u batla ho etsa thapo ea coaxial, hobane sekoti se thellang se na le bofokoli bo bolaeang ba ho khasa ka lebelo le tlase, ho sututsa ha hoa tsitsa, 'me ha ho khothalletsoe.The ball screw ha e na bothata bona, empa hobane sebaka sa ho kopana le bolo se na le moeli, ho na le bothata bo tebileng ba ho apara tlas'a khatello e kholo.Tsela ena ha e tšoanelehe bakeng sa mokhoa oa tekanyo e kholo ea khatello, ke hore, ha ho etsoa terata, haholo-holo bakeng sa bolelele bo boholo Mohala o mosesaane o nang le marako o molemo le ho feta ho oona!Ka lebaka la moeli oa bolelele ba screw le ho nepahala (le lithibelo tse ling tse kang mandrels), bolelele ba pusher ha bo bolelele.Hona joale, e tloaelehileng ka ho fetisisa e bonahala e le limithara tse 1,5!Melemo: Tlas'a maemo a ho qoba bothata ba ho khasa le khatello e phahameng ea khatello, screw e na le melemo ea phetisetso e tsitsitseng le theko e tlaase, e leng mokhoa o ka sehloohong oa thepa ea PTFE ea malapeng hona joale.Tsela ea ho sututsa e otlolohile haholo ho ea holimo, 'me tse ling li etsoa ho ea holimo.Ho itlhahisa ka molomo o bonolo: [Tlhahiso ea lapeng e entsoe ka mochini, e butsoitse, empa hobane e bulehile ebile e sa laolehe, melao-motheo le sebopeho sa lisebelisoa tsa nnete ke tsa khale haholo, ha e le hantle lilemo tse 30-40 Sebopeho sa khale se fetileng se na le mefokolo ea matla a tlase (10-20T), ts'ebetso e tlase, lebelo le liehang, bolelele bo khuts'oane ba tlhahiso, le ho roala butle-butle ha "screw rod" ho tla ba le tšusumetso e kholo ho VSWR.Molemo ke hore theko e tlaase.
(2) Ho sutumetsa ka metsi
Mokhoa o emetsoeng ke JENNINGS oa United States o sebelisa li-valve tse lekanang tse laoloang ke dijithale ho fihlela taolo e nepahetseng ea phallo ea haeteroliki ho fihlela lebelo le tsitsitseng la ho sututsa.Hobane ho sebelisoa mokhoa oa hydraulic, matla a sututsang a maholo haholo 'me a ka fihla boemong ba lithane tse 100.Ka tsela ena, terata e kholo ea compression ratio e bonolo ho e fihlela, 'me kaha ho sebelisoa ho sutumetsa ka holimo, silinda e ka etsoa nako e telele haholo (ho isa ho 108 inches = 2.7 metres), hobane karolo ea sintering e sebelisa fumigation ea pele, kahoo lebelo. ea extrusion le sintering ka potlako!tlhahiso e phahameng.Mefokolo: Hobane sebaka sa lehae ha se finyelloe, theko ea mochine e phahame!Ho feta moo, ho boloka khatello ea hydraulic ho boetse ho na le mathata.Haeba e sa etsoe hantle, ho tla ba le bothata ba ho lutla ha oli.Ke tšepa hore baetsi ba thepa ea malapeng ba tla atleha tabeng ena.Ho itlhahisa ka molomo o bonolo: [osele ha e le hantle ke hydraulic, hobane ho sebelisoa taolo e koetsoeng, 'me matla a hydraulic a maholo (ho fihlela ho 100T), kahoo katleho ea tlhahiso e phahame le bolelele ba tlhahiso e telele (3-4). linako), 'Me boleng bo tsitsitse (joalo ka ho feto-fetoha ha terata, index ea VSWR, joalo-joalo) 'me e laoloa ka ho feletseng ke k'homphieutha, e leng khetho e ntle bakeng sa tlhahiso ea morao-rao!
(3) Mokhanni oa motlakase oa motlakase
Ena ke theknoloji e tsoetseng pele ka ho fetisisa hajoale, hape ke tataiso ea nts'etsopele ea li-hydraulics.E boetse e na le melemo ea hydraulic thrust e kholo le phetisetso e tsitsitseng ea screw rod.Ha e e-s'o sebelisoe ho PTFE pushers hajoale, empa e se e qalile ho sebelisoa ho lisebelisoa tse ling tsa sesole tse phahameng.
Nako ea poso: Jul-10-2018