AutoCAD007课堂练习题目.doc

2012.6.7零件图之盘盖课堂练习 2012.6.12零件图之轴类课堂练习 2012.6.14零件图之箱体、叉架类课堂练习 the drawings, first to become familiar with the drawings, mainly about the following aspects: 1 pages of drawings and diagrams, maps; 2 a comprehensive understanding of drawing; 3 finding of design-driven dimensions , do not resize and adjust the size; 4 questioned the drawings; 5 develop buries a construction programme and technical clarification; 6 clear corners and special treatment; 7 controlled construction drawings to verify construction scheme and design. 2 at the construction site to find subject planted area: various engineering, first on the scene to find planted area, it must first understand the curtain wall installation section, and some projects are all curtain wall, the entire project is a region-wide, only partial walls, the zone is local. 3 identify the axis positioning: positioning the drawings shown in axis compared with the actual construction site to find out exactly where the axis positioning, axis positioning function are: 1 to help determine the origin of curtain walls; 2 acceptance of the installation is accurate; 3 adjust errors, and determine the error range. 4 find anchor points: according to site to find the exact location of the axis, according to the drawings provided by the content determine the positioning point; number of anchor points shall not be less than two points. Repeated measurements determine the location points must ensure that the positioning is correct. 5 take level level : level minor works available in horizontal pipe , the two anchor points determine the horizontal position. Level according to use the drawings, first to become familiar with the drawings, mainly about the following aspects: 1 pages of drawings and diagrams, maps; 2 a comprehensive understanding of drawing; 3 finding of design-driven dimensions , do not resize and adjust the size; 4 questioned the drawings; 5 develop buries a construction programme and technical