Iyo bhaudhi chikamu chakajairwa chemuchina, chinowanzoshandiswa munzvimbo dzakawanda. Ndiyo musoro uye screw, zvikamu zviviri zvekuumbwa kwekirasi yezvisungo, izvo zvinofanirwa kushandiswa pamwe chete ne nut, kunyanya kuchengetedza kubatanidzwa kwezvikamu zviviri neburi rinopfuura. Zvichida iwe hauna ruzivo pamusoro pehutano hwebhoti, chinyorwa ichi chichakuzivisa iwe kubhoti zvinhu, ruzivo rwehutano, kuitira kuti vanhu vakawanda vadzidze kuziva izvi zviduku zvebhoti.
Hunhu uye zvinhu zvemabhoti zvinorevei?
Hunhu hwebhaudhi hunoenderana ne4.8, 8.8, 10.9 uye humwe hunhu hwebhaudhi.
Zvinhu zvinoshandiswa kugadzira bhaudhi ndezveQ235, 35K, 40Cr, 45 # simbi, 35CrMo simbi, 304 simbi isina tsvina uye 316 simbi isina tsvina, nezvimwe.
Simbi yakapfava inogona kungoburitsa mabhaudhi esimba rakaderera, yepakati kabhoni simbi inogona kuburitsa epakati simba mabhaudhi, yakakwira kabhoni simbi uye alloy simbi inogona kuburitsa mabhaudhi esimba. Mamwe mabhaudhi mamakisi anotsanangura kuumbwa kwekemikari uye inoenderana michina zvivakwa, asi zvakare ratidza izvo zvinhu.
Heino runyorwa rweakajairwa mabhaudhi mamakisi, zvichienderana nezvinhu zvakashandiswa. Giredhi 4.8 inogona kuva Q235, Q195 uye zvimwe zvinyoro simbi zvinhu. Giredhi 5.8, Q235, inogona kushandiswa pazvinhu zvese uye haidi kurapwa kwekupisa. Level 8.8, shinda dhayamita 16 mm kana zvishoma, 35 #, kupisa kurapwa, 16 mm kana kupfuura, 45 # uye yakaderera kabhoni alloy simbi, kupisa kurapwa. Level 10.9, yepakati kabhoni alloy simbi, kupisa kurapwa. Kupisa kurapwa 35Crmo 40Cr, nezvimwewo.
Mabhaudhi ane simba guru anogona kusiyaniswa kubva kune akajairwa mabhaudhi nezvinhu zvawo here?
Mabhaudhi anowanzo kukamurwa zvichienderana nechiyero chesimba rawo.
Bolt performance level 3.6, 4.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9 uye zvichingodaro, anopfuura 10 mamakisi, kusanganisira mabhaudhi 8.8 uye pamusoro akagadzirwa neakadzika-carbon alloy simbi kana yepakati-kabhoni simbi uye kupisa-yakagadziriswa (yakaomeswa, inozivikanwa seyakanyanya bhodhoro). anowanzozivikanwa semabhaudhi akajairwa. Iyo bolt performance level yekumaka inosanganisira zvikamu zviviri zvekuumbwa kwenhamba, zvichiteerana iro zita rekusimba reiyo bhaudhi zvinhu uye kukosha kweyekukotama simba reshiyo.
Semuenzaniso, danho rekuita rekirasi 8.8 mabhaudhi rakadai
1, iyo yezita rekusimba simba rebhoti zvinhu 800MPa;
2, chiyero chesimba regoho remabhoti zvinhu 0.8;
3, simba rekuita goho remabhaudhi zvinhu 800 × 0.8 = 640MPa. Mabhaudhi anonyanya kushandiswa akasimba ari giredhi 8.8 ne10.9, uye mabhaudhi anowanzo shandiswa ari giredhi 4.8.
Iwe ungaziva sei mutsauko pakati pe-high-simba mabhoti uye akajairwa mabhaudhi?
Carbon steel zvinhu zvakakamurwa kuva yakakwirira-simba uye zvakajairika zvinhu. Carbon steel bolts inogadzirwa kubva kune yakakwirira-simba zvinhu inonzi yakakwirira-simba mabhoti. Semuenzaniso, isu tinoshandisa 45 # simbi kugadzira mabhaudhi maviri emusoro, uye semuenzaniso, isu tinoshandisa 35k simbi kugadzira hexagonal mabhaudhi uye hexagonal mabhaudhi, mabhoti aya anokandwa, pachava nekupisa kurapwa maitiro, mushure mekupedzwa, iyo nhanho yebhaudhi inosvika kirasi 8.8, kunyangwe iyo yakafanana kabhoni simbi zvinhu, asi nekuda kweiyo yakawedzera simba nhanho, iyo inonzi yakagadziridzwa nhanho yekusimba. Semuenzaniso, tinoshandisa 40Crmo alloy simbi kugadzira 10.9 hex bolts, uye semuenzaniso, isu tinoshandisa 35Crmo alloy simbi kugadzira 12.9 mabhaudhi, nezvimwewo, mazinga aya akakwira kupfuura 8.8 level, saka anonzi mabhaudhi akasimba.
Mabhaudhi anogadzirwa neakajairwa kabhoni simbi zvinhu anonzi akajairwa mabhaudhi. Semuenzaniso, isu tinoshandisa Q235 zvinhu kugadzira 4.8 hexagonal mabhaudhi, senge yedu A3 simbi zvinhu kugadzira 4 hexagonal nzungu, nezvimwewo, zvinhu izvi mushure mekupedzwa kwekugadzira zvinongoda kucheneswa kwepamusoro kana electro-galvanised pamusoro pekurapa, uye hazvidi kupisa kupisa, saka anonzi mabhaudhi akajairwa.
Kubva pamusoro apa, tinogona kuisa mutemo: anonzi mabhoti ane simba guru, kureva avo vane mechanical properties yakaenzana kana kupfuura 8.8 uye inoda kurapwa kwekupisa, inonzi high-simba mabhoti. Mabhoti ane mechanical properties pazasi 8.8 anonzi mabhaudhi akajairwa, ane simba re4.8, asingade kurapwa kwekupisa.
Nguva yekutumira: Aug-30-2024