Ukuthwala umthamo = amandla x indawo
I-Bolt inentambo yesikrufu, indawo yecandelo lomnqamlezo we-M24 ayikho indawo yesangqa sedayamitha engama-24, kodwa yi-353 square mm, ebizwa ngokuba yindawo esebenzayo.
Amandla obunzima beebholiti eziqhelekileyo zeklasi C (4.6 kunye ne-4.8) yi-170N / sq. mm
Emva koko umthamo wokuthwala: 170×353 = 60010N.
Ngokutsho koxinzelelo loxhulumaniso: ihlulwe ibe yimingxuma eqhelekileyo kunye ne-hinged. Ngokwemilo yentloko ngesenti: yiba nentloko enehexagon, intloko engqukuva, intloko eyisikweri, intloko etshonelweyo njalo njalo. Intloko yeHexagon yeyona isetyenziswa kakhulu. Intloko ye-countersunk idla ngokusetyenziswa apho kufuneka uxhulumaniso
Ukukhwela ibholithi Igama lesiNgesi ngu-u-bolt, iindawo ezingekho mgangathweni, imilo i-u-shaped ngoko ke ikwabizwa ngokuba yi-bolt emile, zombini iziphelo zomsonto zinokudityaniswa nendongomane, ikakhulu isetyenziselwa ukulungisa ityhubhu efana nombhobho wamanzi okanye ipleyiti efana nomthombo wemoto, ngenxa yendlela yokulungisa izinto ezinje ngabantu abakhwele amahashe, oku kubizwa ngokuba yibholithi yokukhwela. Ngokobude bomsonto ube ngumsonto opheleleyo kwaye ungeyo-intambo epheleleyo iindidi ezimbini.
Ngokomsonto wamazinyo ahlulwe abe ziindidi ezimbini zamazinyo arhabaxa kunye namazinyo acolekileyo, amazinyo arhabaxa kwiibholiti awabonisi. Iibholithi zihlelwe zibe yi-3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9 kunye ne-12.9 ngokwebakala lokusebenza. Iibholiti ezingaphezulu kwe-8.8 grade (kubandakanywa ne-8.8 grade) zenziwe ngentsimbi ephantsi ye-carbon alloy okanye i-medium carbon steel kwaye ziye zafumana unyango lobushushu (ukucima kunye nokufudumala). Ngokuqhelekileyo zibizwa ngokuba yi-high-strength bolts kwaye ngaphantsi kwe-8.8 grade (ngaphandle kwe-8.8 grade) zibizwa ngokuba ziibholiti eziqhelekileyo.
Iibholiti eziqhelekileyo zinokwahlulwa zibe ngamabakala A, B kunye no-C ngokuchaneka kwemveliso. Amabanga A kunye no-B ziibholiti ezicolisisiweyo kwaye amabakala C azibholithi ezirhabaxa. Kwiibholiti zokudityaniswa kwesakhiwo sentsimbi, ngaphandle kokuba kuphawulwe ngokukodwa, ngokuqhelekileyo iibholithi zeklasi ezirhabaxa zeC
Ixesha lokuposa: Oct-15-2019