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一、知识要求试题 1.是非题 (是画√,非画×,画错倒扣分,每题1分,共30分) (1)在切削过程中,刀具切削部分在高温时仍需保持其硬度,并能继续进行切削。这种具有高温硬度的性质称为红硬性。( ) (2)成形铣刀为了保证刃磨后齿形不变,一般都采用铲齿结构。( ) (3)铣削用量是根据工件的加工性质、铣刀的使用性能及机床的刚性等因素来确定的,选择的次序是
First, the knowledge required test questions 1 is the non-title (yes painted √, non-painting ×, draw the wrong points, each question 1 point, a total of 30 points) (1) cutting process, the cutting tool remains in high temperature Its hardness, and can continue to cut. This high temperature hardness is called hard red. () (2) forming cutter In order to ensure that the tooth profile after sharpening, the general use of shovel tooth structure. () (3) The amount of milling is based on the processing properties of the workpiece, milling cutter performance and machine rigidity and other factors to determine, the order of selection is