Compared with ordinary CNC machine tools, the most significant difference between a machining center is ( ) and ( ).
A: servosystem
B: magazine tool
C: numerical control device
D: automatic tool changer
A: servosystem
B: magazine tool
C: numerical control device
D: automatic tool changer
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
- Conventional milling machine tool is ________ from CNC milling machine tool in construction.
- The NC machine tool system contains the machine control unit ________ and the machine tool itself.
- The NC machine tool system contains the machine control unit (MCU) and the （ ） A: Machine B: Machine tool C: NC
- (10 points) First, position the workpiece in the machine tool or fixture, adjust the relative position of the tool and the positioning element, and keep the position unchanged during the processing of a batch of parts, so as to ensure the machining size of the workpiece is called (). A: trial cutting method B: automatic control method C: fixed size tool method D: adjustment method