What is the main form of turning machining? ( )
A: Workpiece rotation
B: Workpiece linear motion
C: Tool rotation
D: Tool linear motion
A: Workpiece rotation
B: Workpiece linear motion
C: Tool rotation
D: Tool linear motion
举一反三
- The tool tip of the external turning tool is installed higher than the workpiece rotation axis, the working rake Angle of turning tool is （ ）than that of marked rake angle A: lager B: smaller C: equal to D: unidentified
- (3 points) The machining process system includes (). A: machine tool, tool, fixture and workpiece B: worker, tool, fixture and workpiece C: machine tool, tool, worker and workpiece D: machine tool, tool, fixture and worker
- The slotting machine is mainly used for machining the inner surface of the workpiece, and the main motion is the vertical reciprocal rectilinear motion of the tool.
- The slotting machine is mainly used for machining the inner surface of the workpiece, and the main motion is the vertical reciprocal rectilinear motion of the tool. A: 正确 B: 错误
- (3 points) The core of machining process system is (). A: machine tool B: fixture C: tool D: workpiece