文档介绍：Chapter 3第三部分扫描特征、放样特征
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Learning Objectives
Chapter 3
创建扫描特征.
创建放样特征
高级建模工具
Some of the advanced modeling tools were discussed in earlier chapters. The remaining advanced modeling tools are discussed in this chapter.
创建扫描特征
图A是用于扫描的草图.
图B是扫描生成的特征.
Choose the Sweep button from the mandManager to invoke the Sweep PropertyManager, as shown in Figure C.
Figure C The Sweep PropertyManager
Figure A Sketches to create a sweep feature
Figure B Sweep feature
Chapter 3
链接
图D是没有相交的截面形状和路径。
图E是扫描结果.
Figure F shows the sketch of the profile and the closed path.
Figure G shows the resulting sweep feature.
Figure D Non-intersecting sketches of profile and path
Figure E Resulting Sweep feature
Figure G Resulting Sweep feature
Figure F Sketch of the profile and the closed path
Chapter 3
链接
链接
扫描属性对话框中的可选项有:
方向/扭曲控制选项
Sketches for the sweep feature
Sweep feature with the Keep normal constant option selected from the Orientation/Twist Type drop-down list
Sweep feature with the Follow Path option selected from the Orientation/Twist Type drop-down list
Chapter 3
链接
Show Preview
Merge Results
保持相切
Advanced Smoothing
Align with End Faces
Resultant sweep feature with the Align with end faces check box cleared
Sketches for the sweep feature
Resultant sweep feature with the Align with end faces check box selected
Chapter 3
链接
应用扭曲选项
While creating a sweep feature, you can also apply twist to it by choosing the Twist Along Path option from the Orientation/twist type drop-down list. The Defined by drop-down list and the Twist Angle spinner is displayed below the Orientation/twist type drop-down list, as shown in Figure A.
Figure A The Options rollout
Chapter 3
You can also apply a twist to the swept feature keeping its end face parallel to the profile and the entire transition normal to the sweep path. To apply this type of twist, choose the Twist Along Path With Normal Constant option from the Orientation/twist type drop-down list and then set