Stress Analysis: Power Screws, Threaded Fasteners (11 of 17)
Автор: CPPMechEngTutorials
Загружено: 2017-01-20
Просмотров: 25015
00:02:35 Review of powered screws
00:07:50 Self -locked nut screw system
00:15:00 Torque efficiency
00:17:00 Acme vs square threads
00:20:45 Torque to rase Acme threads
00:23:12 Torque force on collar
00:25:28 Example Problem: C-clamp (8-7)
00:47:45 ASM international
00:50:34 Threaded fasteners
00:57:15 Nut and bolt lengths terminology
01:05:50 Effects of preload
01:07:00 Stiffness of the bolt
01:14:45 Spring constant for threaded and unthreaded section of bolt
01:17:50 Spring constant for total bolt
01:19:30 Bolt grip length when set screw into material
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