Topics for Today QUIZ Tomorrow – Topics? Advanced Section of ENGR H192 For Winter Quarter Sectioning of Revolved Solids & Assembly Drawings Wednesday/Thursday – Lab #5 Material Joining & Beam Bending Have You Done The Reading??? Lecture 14
Sectioning: Solid Revolutions & Assembly Drawings Tips for sectioning solid revolutions What is an assembly drawing How to section multiple parts in one drawing What parts not to section Lecture 14
Tips For Sectioning Solid Revolutions Ribs, webs and other thin features are normally not sectioned Align (rotate into true size & shape): Ribs Bolt holes Lugs Spokes Lecture 14
Assembly Drawing 1 3 Shows how multiple parts fit together Orthographic Pictorial (1) Exploded (2) Bill of Materials (3) 2 Lecture 14
Orthographic Sectioned Assembly - Note cross-hatching style of adjacent parts Lecture 14
Conventions for Standard Parts Not Sectioned – show all exterior features for: Shafts Bearings, roller or ball Gear Teeth Threaded Fasteners, Nuts and Bolts Rivets Ribs, Spokes and Lugs Washers Keys and Pins Lecture 14
Example Sectioned Assembly Lecture 14
Broken Out Assembly With B.O.M. Lecture 14
Assignments Dwg 27 – T49 Dwg 28 – B21 Complete section views Due at end of today’s lecture Dwg 28 – B21 Sectioned Assembly Due at beginning of next lecture Lecture 14