制图绪论教案（Drawing introduction lesson plan）.docVIP

制图绪论教案（Drawing introduction lesson plan） This article is contributed by kxywj Ppt documents may experience poor browsing on the WAP side. It is recommended that you first select TXT, or download the source file to the local view. Engineering drawing Wang Yuping, associate professor, associate professor of Wang Yuping Reflection Hanchuang studying why? Hanchuang hard - why? Whats your goal? Whats your goal? What are you studying at university? What do you study at university? What are the characteristics of the university? What are the characteristics of the university? The role of the course, the role of the course, the characteristics and learning methods Function Life cycle of mechanical products Mechanical products Working principle diagram assembly diagram - assembly - drawing design phase: working principle diagram schematic design demonstration assembly (assembly drawing and parts drawing processing parts (parts) assembly (machine manufacturing stage: machining parts (parts) - assembly machine (assembly) assembly machine assembly drawing) maintenance, assembly parts) stages: maintenance, repair (assembly parts) Position: status: it is an important professional basic course Gear pump parts drawing, example: gear pump parts drawings, assembly drawings Gear pump stereogram P288, figure 10-19 Working principle diagram of gear pump Assembly drawing of gear pump P290 Sketch of pump parts P291 A 6 x 6? 132 12.5 Rest R8 0.01 A 0.01 B Zero point eight Twenty 12G6 Zero point eight 12G6 B R1 4 Thirty-five R2 4 1222 One point six Sixty-four Technical requirements 1. casting without machined surface shall not have casting defects. 2. no fillet fillet R2 to R3. Pump cover To design (sign), draw (a signature), examine (date), (date) Scale 1:1 (figure number) material HT300, sheet 1 weight (class) Pump cover parts drawing (1) projection foundations: projections of points, lines, planes, and bodies - A combination of three views, axonometrics, content: (two) basic drawing: thr