Kuti ushandise manejimendi uye tsananguro yezviri nyore, inoda kutora imwe nzira yekuisa kwayo. Iwo akajairwa zvikamu akapfupikiswa mune akati wandei anowanzo shandiswa fastener classification nzira:
1. Kurongwa maererano nemunda wedu
Maererano nenzvimbo dzakasiyana dzekushandiswa kwezvisungo, zvisungo zvepasi rose zvakakamurwa kuita mapoka maviri: imwe ndeye general-purpose fasteners, imwe yacho iaerospace fasteners.General-purpose fasteners zvinowanzoshandiswa zvakajairwa. Iyi mhando yezviyero zvekusimbisa mukudyidzana nedzimwe nyika neISO/TC2 kusimudzira uye pasi peamburera yezviyero zvenyika kana masangano ekumisikidza munyika dzakasiyana kuti aoneke. Miyero yenyika yeChina yezvisungo inoiswa neNational Technical Committee yeFastener Standardization (SAC/TC85). Aya mafasteners anoshandisa tambo dzakajairwa uye michina zvimiro zvegiredhi system, inoshandiswa zvakanyanya mumakina, zvemagetsi, zvekufambisa, chitoro, kuvaka, indasitiri yemakemikari, kutakura uye mamwe minda, asiwo kune aerospace pasi zvigadzirwa uye zvigadzirwa zvemagetsi. Mechanical zvivakwa rating system inogona kuratidza yakazara ma mechanic zvivakwa zvezvitsigiro, asi kunyanya kuratidza mutoro wekutakura. Iyo sisitimu kazhinji inongogumira kuzvikamu zvezvinhu uye zvikamu, kwete kuganhurirwa kune chaiwo mamakisi ezvinyorwa. Zvikamu zvakajairika kwauri
Zvibatiso zvemuchadenga zvakagadzirirwa zvitsigiro zvemotokari dzemuchadenga, zviyero zvekumhanyisa mupasi rose ISO/TC20/SC4 kusimudzira uye kuverengerwa. China's aerospace fastener zviyero neanosimbisa nyika mauto zviyero, zviyero zvendege, zviyero zvemuchadenga pamwechete. Iwo makuru maficha eaerospace fasteners ndeaya anotevera: zvikamu zvakajairwa zvinopihwa iwe.
(1) shinda inotora MJ thread (metric system), UNJ thread (imperial system) kana MR thread.
(2) Simba giredhi uye tembiricha giredhi inogamuchirwa.
(3) High simba uye chiedza uremu, simba giredhi kazhinji pamusoro 900Mpa, kusvika 1800MPa kana kunyange yakakwirira.
(4) Yakanyanya kurongeka, yakanaka anti-kusunungura kuita uye yakakwirira kuvimbika.
(5) Inochinjika kune yakaoma nharaunda.
(6) Zvinodiwa zvakasimba pazvinhu zvinoshandiswa. Zvikamu zvakajairika kwauri
2. Maererano negadziriro yechivanhu
Zvinoenderana netsika dzechinyakare dzekuChina, zvitsigiro zvakakamurwa kuita mabhaudhi, matinji, nzungu, screws, mapuranga emapuranga, self-tapping screws, washer, rivets, mapini, zvindori zvekuchengetedza, kubatanidza vice uye fasteners - magungano nezvimwe zvikamu gumi nezvitatu. Zviyero zvepasirese zveChina zvave zvichitevera kupatsanurwa uku.
3. Maererano kana kuvandudzwa kwemhando yemhandoZvinoenderana nekuti kuvandudzwa kwezviyero, fasteners yakakamurwa kuva yakajairwa fasteners uye isiri-yakajairwa fasteners. Zvisungo zvechinyakare zvitsigiro zvakamisikidzwa uye zvakaumba mwero, zvakaita sezvisungo zvepasi rose, zvisungo zvemauto enyika, zvisungo zvendege, zvimisikidzo zvemuchadenga uye mabhizimisi akajairwa. Non-standard fasteners zvisungo izvo zvisati zvaumba chiyero. Nekuwedzera kwehupamhi hwekushandisa, maitiro akajairwa ezvisina-sandadhi zvisungo zvishoma nezvishoma zvinogadzira mwero, unoshandurwa kuita zvisungo zvakajairika; kunewo zvimwe zvisiri-standard fasteners, nekuda kwezvinhu zvakasiyana-siyana zvakaoma, zvinogona kunge zvakashandiswa sezvikamu zvakakosha.
4.Kuronga maererano nekuti geometric structure ine threaded features kana kwete
Zvinoenderana nekuti chimiro chejometri chine tambo dzakarukwa, zvigadziriso zvakakamurwa kuita tambo dzakasungirirwa (senge mabhaudhi, nzungu, nezvimwewo) uye zvisina-tambo fasteners (senge washers, kuchengetedza zvindori, mapini, akajairika rivets, ring groove rivets, nezvimwewo).
Mathreaded fasteners zvisungo zvinobatanidza neshinda. Threaded fasteners inogona kuwedzera kupatsanurwa.
Zvinoenderana nerudzi rweshinda, tambo dzakasungwa dzakakamurwa kuita metric threaded fasteners, emperial yunifomu yakasungwa fasteners, nezvimwe.
Zvinoenderana nehunhu hwekuumbwa kwemuviri wemubereki, zvimisikidzo zvakakanyiwa zvakakamurwa kuita zvekunze zvakarukwa (zvakadai semabhaudhi, matudhi), mabhaudhi ane shinda yemukati (zvakadai senzungu, nzungu dzekuzvivharira, nzungu dzakakiyiwa dzakakwirira) uye zvisungo zvemukati nekunze (zvakadai semabhaudhi ane thread) 3 zvikamu.
Zvinoenderana nechimiro chechimiro chetambo pane chisungo, ekunze akaiswa tambo fasteners akakamurwa kuita screws, mabhaudhi uye studs.
5. Kuronga maererano nezvinhu
Zvinoenderana nekushandiswa kwezvinhu zvakasiyana-siyana, fasteners yakakamurwa kuita kabhoni structural simbi fasteners, alloy structural simbi fasteners, Stainless simbi fasteners, yakakwirira-tembiricha alloy fasteners, aluminium alloy fasteners, titanium alloy fasteners, titanium-niobium alloy fasteners uye asiri-metallic fasteners.
6. Maererano chikuru kuumba muitiro nzira classification
Zvinoenderana nemhando dzakasiyana dzekugadzira maitiro, zvisungo zvinogona kukamurwa kuita zvinogumbura fasteners (senge aruminiyamu alloy rivets), kucheka fasteners (senge hexagonal bar kucheka uye kugadzirwa kwe screws uye nzungu) uye kucheka nodular fasteners (senge yakawanda screws, mabhaudhi uye yakakwirira lock mabhaudhi). Kushungurudza kunogona kukamurwa kuita kutonhora kushungurudza uye kupisa (kudziya).
7. Kuronga maererano nemamiriro ekupedzisira ekurapa kwepamusoro
Zvinoenderana nemusiyano wemamiriro ekupedzisira ekurapwa kwepamusoro, ma fasteners akaiswa muzvikamu zvisina-kurapwa mafasteners uye anorapwa fasteners. Mafasteners asina-kurapwa kazhinji haaitirwe chero kurapwa kwakakosha, uye anogona kuiswa mudura uye kutumirwa mushure mekuchenesa kunodiwa mushure mekupfuura kuumba uye kupisa maitiro ekurapa. Kurapa kwemafasteners, mhando yekurapa kwepamusoro inotsanangurwa muchitsauko chekurapa chefastener. Mushure mokunge zinc-plated fasteners inonzi zinc-plated fasteners, mushure mokunge cadmium-plated fasteners inonzi cadmium-plated fasteners, mushure mokunge oxidation yezvigadziro zvinonzi oxidation yezvisungo. Zvichingoenda zvakadaro.
8. Kuronga maererano nesimba
Maererano nesimba rakasiyana-siyana, zvigadziro zvakakamurwa kuva pasi-simba fasteners, high-simba fasteners, high-simba fasteners uye ultra-high-simba fasteners 4 zvikamu. Indasitiri yeFastener yakajairira kumagetsi egiredhi pazasi 8.8 kana zita rekuti simba rekusimba risingasviki 800MPa fasteners inozivikanwa seyakaderera-simba fasteners, mechanical zvivakwa zvegiredhi riri pakati pe8.8 ne12.9 kana zita rekuti simba repakati pe800MPa-1200MPa-fasteners dzinozivikanwa semafasteners epamusoro-soro anozivikanwa 1200MPa-1500MPa pakati pezvisungo zvinozivikanwa se-high-simba fasteners, zita rekusimba simba rakakwirira kupfuura 1500MPa fasteners dzinozivikanwa se-ultra-high-simba fasteners.
9.Case chimiro chebasa rekuita basa
Zvinoenderana nekusiyana kwechimiro chemutoro wekushanda, fasteners yakakamurwa kuita mapoka maviri: tensile uye shear mhando. Tensile fasteners inonyanya kuzviisa pasi pekutakura mutoro kana kudhonza-shear composite mutoro; mashear fasteners anonyanya kuve pasi pekugera mutoro. Tensile fasteners uye mashear fasteners mune zita rezita tsvimbo dhayamita kushivirira uye threaded fasteners shinda kureba, etc. Pane zvimwe zvakasiyana.
10. Kurongwa maererano nezvinodiwa zvekushanda kwegungano
Zvinoenderana nekusiyana kwezvinodikanwa zvekushanda kwegungano, zvisungo zvakakamurwa kuita ma-single-sided connection fasteners (anozivikanwawo semabofu ekubatanidza fasteners) uye maviri-mativi ekubatanidza fasteners. Single-sided connection fasteners inongoda kubatanidzwa kune rimwe divi rekushanda inogona kupedzwa kusangana.
11. Kurongeka zvichienderana nekuti gungano ringaparurwa here kana kuti kwete
Zvinoenderana nekuti gungano racho rinogona kuparadzaniswa here kana kuti kwete, zvigadziriso zvakakamurwa kuita zvigadziriso zvinobviswa uye zvisingabvisike fasteners. Zvisungo zvinobviswa zvinosungirirwa zvinoda kuparadzaniswa uye zvinogona kuparadzaniswa mukugadzirisa kushandiswa mushure mekusangana, zvakadai semabhoti, screws, common nuts, washers nezvimwe zvakadaro. Non-detachable fasteners inoreva kuungana, mukushandiswa kwemaitiro uye zvisungo zvayo hazvina kuparadzaniswa; inofanira kuparadzaniswa, rudzi urwu rwezvigadziro zvinogonawo kuparadzaniswa, asi kazhinji zvinotungamirira kune zvigadziro kana zvinongedzo kuhurongwa hazvigone kushandiswa zvakare nekuda kwekukuvadza kune zvisungo, kusanganisira zvakasiyana-siyana zve rivets, high locking bolts, studs, high locking nuts, nezvimwewo.
12. Yakakamurwa nehunyanzvi hwemukati
Zvinoenderana neyakasiyana hunyanzvi hwemukati, fasteners yakakamurwa kuita 3 mazinga: yakaderera-yekupedzisira, yepakati-yekupedzisira uye yepamusoro-yekupedzisira. Indasitiri yeFastener yakajairwa nepamusoro-soro yekumaka kurongeka haina kukwira kupfuura 7, simba risingasviki 800MPa yezvese-chinangwa zvinhu fasteners inonzi yakaderera-magumo fasteners, fasteners akadaro haanyanyi kuoma nehunyanzvi, yakaderera tekinoroji yemukati uye kushoma-yakawedzerwa; ichave yakanyanya kucherekedza kurongeka kwe6 kana 5, simba riri pakati pe800MPa-1200MPa, zvinhu zvacho zvine zvimwe zvinodikanwa zvemafasteners anozivikanwa seyepakati-renji fasteners, ane imwe dhigirii yekuoma kwehunyanzvi, zvisungo uye zvimwe zvehunyanzvi zvemukati. Mafasteners ane kumwe kuoma kwehunyanzvi, zvimwe zvehunyanzvi zvemukati uye kukosha kwakawedzerwa; iyo yepamusoro-soro yekumaka kurongeka kweanopfuura 5 nhanho, kana simba rinopfuura 1200MPa, kana anti-kuneta zvinodiwa, kana anti-temperature zvinokambaira zvinodiwa, kana zvakakosha anticorrosion uye lubrication zvinodiwa, seyakakosha zvinhu fasteners inozivikanwa seyepamusoro-magumo fasteners, zvisungo zvakadaro zvakaoma nehunyanzvi, zvakakwirira zvehunyanzvi zvemukati uye kukosha kwakawedzerwa.
Kune dzimwe nzira dzakawanda dzekuisa mumapoka ezvigadziro, senge kurongedza zvinoenderana nemusoro weiyo fasteners, uye zvichingodaro, kwete kunyorwa. Nezvishandiso, masisitimu emidziyo uye nzira dzekugadzirisa uye zvichingodaro kuenderera mberi nekuvandudza, vanhu vanozobva pakuda kwekuisa nzira nyowani dzekuisa pamberi.
Nguva yekutumira: Sep-11-2024
