Bareki ba Turkey ba rekileng ronaCNC pipe threading latheha baa ka ba khona ho fihlela litlhoko tsa bona bakeng sa mesebetsi ea ho lokisa likhoele hobane ba khethile sistimi ea Fanuc 5 ea CNC. Ka hona, ho nkoa e le ho nkela tsamaiso sebaka hape, e leng se tlisang tšitiso e kholo ea mosebetsi ho moreki. Ts'ebetso ea likhoele tse sa tšoaneng e itšetlehile ka ho feletsengLisebelisoa tsa mochini oa CNC, 'me khetho ea tsamaiso ea CNC le eona e bohlokoa haholo.
Ho na le mefuta e mekae ea likhoele?
NPT ke khutsufatso ea National (Amerika)Khoele ea Pipe, eo e leng ea American standard 60-degree tapered pipe thread 'me e sebelisoa Amerika Leboea. Litekanyetso tsa naha li ka fumanoa ho standard standard GB/T12716-1991.
PT ke khutsufatso ea Pipe Thread. Ke khoele ea phala e tiisitsoeng ea likhato tse 55. Ke ea lelapa la Wyeth thread mme e sebelisoa haholo Europe le Commonwealth of Nations. Hangata e sebelisoa metsing le khaseindasteri ea lipeipi, taper e hlalositsoe e le 1:16. Litekanyetso tsa naha li ka fumanoa ho GB/T7306-2000.
G ke khoele ea phala e sa tiiseng ea likhato tse 55, e leng ea lelapa la Wyeth. Letšoao la G le emela khoele ea cylindrical. Litekanyetso tsa naha li ka fumanoa ho GB/T7307-2001.
Ho feta moo, matšoao a 1/4, 1/2, 1/8 khoele a bolela bophara ba khoele, 'me unit ke inch. Batho ba ka hare hangata ba sebelisa lintlha ho bua ka boholo ba khoele, inch e le 'ngoe e lekana le lintlha tse 8, 1/4 inch e lekana le lintlha tse 2, joalo-joalo. G ke lebitso le akaretsang lakhoele ea phala(Guan). Karohano ea likhato tse 55 le 60 e sebetsa, e tsejoang ka hore ke selikalikoe sa pipe. Ke hore, khoele e sebetsoa ka holim'a cylindrical.
ZG hangata e tsejoa e lephaepe khoune, ke hore, khoele e sebetsoa ka bokaholimo ba conical. Metsi a akaretsangmanonyeletso a liphaepheli joalo. Tekanyetso ea naha e tšoailoe e le khoele ea metric ea Rc ho hlalosa ka molumo, 'me khoele ea Amerika le Borithane e hlahisoa ka palo ea likhoele ka inch. Ke phapang e kholo pakeng tsa bona. Metric thread ke 60 degree equilateral profile, British thread is isosceles 55 degree profile, le American thread ke 60 degrees.
Li-unit tsa metric li sebelisoa bakeng sa likhoele tsa metric, 'me li-imperial units li sebelisetsoa likhoele tsa US le Borithane.
Nako ea poso: Nov-19-2021