A: 正确
B: 错误
举一反三
- Cutting parameters include cutting speed, feed and cutting thickness.
- Among the cutting parameters, the most important factor affecting the cutting temperature is (). A: feed B: cutting speed C: cutting depth D: cutting thickness
- Among the cutting parameters ,( ) has the greatest influence on the cutting temperature. A: Cutting speed B: Back engagement of the cutting edge C: Feed D: Feeding speed
- When selecting cutting parameters, the first choice should be (). A: cutting speed B: feed C: side cutting D: back cutting
- The three cutting parameters for turning processing are ( ). A: cutting speed, feed and depth of cut B: cutting speed, workpiece rotational frequency and depth of cut C: workpiece rotational frequency, feed and depth of cut D: depth of cut, workpiece rotational frequency and feed
内容
- 0
There are three factors that make up the cutting conditions:cutting speed,feed rate and depth of cut.
- 1
The dimension of the cutting layer measured along the machined surface is called （ ） A: cutting depth B: cutting length C: cutting width D: cutting thickness
- 2
Cutting edge inclination angle is the angle included between major cutting edge and________. A: cutting edge plane B: reference plane C: major motion direction D: feed direction
- 3
The rake angle of the cutting tool affects the deformation in the cutting process, and the strength of the tool. A: 正确 B: 错误
- 4
The default (at machine start-up) feed rate on lathes is typically measured in A: Cutting Speed B: Inches per revolution in/rev. C: Inches per Minute in/min D: Constant Surface Speed