A, the same machine tool B, the same fixture C, the same tool D, the
same machining surface
A:
举一反三
- (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
- (3 points) The core of machining process system is (). A: machine tool B: fixture C: tool D: workpiece
- When multiple people operate a machine tool, ( ) A: two people can operate the machine at the same time B: only one person can operate at the same time C: only one person can operate at the same time, and other students can leave the machine to rest D: All of the above are correct
- Using the tool radius compensation function, the rough and finish machining of the same part can be realized without modifying the program.
- The following is the machining principle error () . A: approximate profile error of forming tool B: spindle revolving error of machine tool spindle C: guide error of machine tool D: fixture error
内容
- 0
When machining three different cylindrical surfaces of a stepped shaft with the same turning tool, there are three operation steps, as the cutting parameters have been changed.
- 1
以下哪项陈述是相同的 A: x -= x + 4 B: x = x + 4 - x C: x = x - (x + 4)<br>(A) and (C) are the same<br>(A) and (B) are the same<br>(B) and (C) are the same D: (A), (B), and (C) are the same
- 2
I don't want to use the same tool ________ you used yesterday to repair the air conditioner. A: it B: that C: one D: what
- 3
When the same tool is used for roughing and finishing, the tool radius compensation function can be used to compensate the machining allowance. If the radius of the tool is r and the margin in the radial direction is Δ during finishing, the radius compensation amount during the last roughing is (). A: r B: Δ C: r+Δ D: 2r+Δ
- 4
When machining three different cylindrical surfaces of a stepped shaft with the same turning tool, there are three operation steps, as the cutting parameters have been changed. A: 正确 B: 错误