The principles for machining sequence of each surface should be( )
and perform rough machining before finish machining.
A: perform datum surface machining before that of other surfaces
B: perform main functional surface machining before less important surface machining
C: perform plane surface machining before hole surface machining
D: perform complex surface machining before simple surface machining
and perform rough machining before finish machining.
A: perform datum surface machining before that of other surfaces
B: perform main functional surface machining before less important surface machining
C: perform plane surface machining before hole surface machining
D: perform complex surface machining before simple surface machining
举一反三
- The machining quality of parts includes machining accuracy and surface quality.
- 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
- One of the elements constituting the process is ().<br/>A, the same machine tool B, the same fixture C, the same tool D, the<br/>same machining surface A:
- The following machining methods belong to the method of fixed size cutting tool(). A: Turning machining B: Milling machining C: Drilling machining D: Grinding machining