Yin alama da alamar zaren
8 Domin bayyana abubuwa da yawa na zaren a sarari, don sauƙaƙe sarrafawa, dole ne a yi bayanin da ya dace a cikin tsarin tsarin zaren, kuma jigon bayanin shi ne cikakken alamar zaren, don zaren gaji daban-daban. Dokokin sa alama da alamar sa sun bambanta, anan kawai gabatar da hanyoyin sa alama na gama gari da yawa.
② Lambar yanki na haƙuriTsarin yanki na haƙuri yana kunshe da lambar ajin haƙuri da lambar ɓarna na asali.80 Yana nuna girman kuskuren girman da aka yarda da shi a lokacin ƙera. Ana amfani da lambar band tolerance na g zaren don kwatanta daidaiton machining. na zaren, lambar tana nuna matakin haƙuri, harafin yana nuna lambar karkacewa, ƙananan haruffa don zaren waje, da babba don zaren ciki.Group into.Zaren gama gari ya ƙunshi haƙuri biyu na diamita na tsakiya da diamita na sama
Kamar yawan samar da zaren ɗaure mai ladabi, yankin da aka ba da shawarar shine: 6H (zaren ciki), 6g (zaren waje);Yankin haƙuri da aka fi so don amfanin gabaɗaya shine: 5H, 6H, 7H, 4h, 6e, 6f, 6g, 6h;Yankunan jurewar zaren ciki da waje na iya zama kowane haɗuwa, mafi kyawun haɗin shine: H/g, H/h ko G/H.
ƙayyadaddun ƙa'idodin alamar8① Diamita na ƙididdiga ba shine babban diamita na zaren bututu ba, amma yana nufin diamita na ciki na bututu; 80② a cikin inci, amma kar a rubuta rukunin; 8③ Don zaren bututun da ba a rufe ba tare da lambar fasalin. G, akwai matakan jurewar diamita guda biyu, bi da bi waɗanda ke wakiltar A da B (ana raba zaren waje zuwa A da B, zaren ciki ba su da alama), sauran zaren bututu ba a raba su zuwa matakan jurewar diamita na tsakiya;④ shugabanci na zaren hannun dama ba a yiwa alama ba;8⑤ Zaren hannun hagu tare da kunna lambar “LH”.
A cikin haɗin bututun bututun ruwa, bututun mai da bututun iskar gas, akwai zaren bututun da ba a rufe ba a ciki da waje da zaren bututun da aka rufe da zaren.8 Zaren bututun da ba a rufe ba, kuma ya kamata a yi masa alama tare da matakan haƙuri.80 Lura: Girman lambar ba diamita na waje ba ne, kuma ba babban diamita na zaren ba ne, amma yana nufin ƙimar da aka kusa gani na bututun. zaren bututu don diamita na bututu a cikin inci.
Duk nau'ikan nau'ikan zaren bututu, ana lura da alamar koyaushe akan jagorar jagora, jagorar jagorar ana jagoranci daga babban diamita ko cibiyar daidaitawa. Alamar alamar zaren sa shine: alamar zaren ciki / alamar zaren waje 88 RC-cone na ciki zaren, RP-cylindrical na ciki thread, 80R1 da R2 - taper waje zaren
Lokacin aikawa: Satumba 18-2023