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Design for Machining. Hole with large L/D ratio. Sharp corners. Geometric compatibility Dimensional compatibility Availability of tools Drill dimensions, aspect ratio Constraints Process physics Deep pocket Machining on inclined faces Set up and fixturing Tolerancing is $$$
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Design for Machining Hole with large L/D ratio Sharp corners • Geometric compatibility • Dimensional compatibility • Availability of tools • Drill dimensions, aspect ratio • Constraints • Process physics • Deep pocket • Machining on inclined faces • Set up and fixturing • Tolerancing is $$$ • Minimize setups Under cut Internal recesses Requires two setups Difficult Blind hole Unmachinable screw threads