Machining device for shaft parts

The utility model discloses a machining device for shaft parts. The machining device comprises a machine base; the fixed clamping base is arranged on the machine base, and a first material carrying notch is formed in one side of the fixed clamping base in an inwards-concave mode; the two lifting bases are distributed on the two sides of the machine base, a second material carrying notch is formed in one side of each lifting base in an inwards-concave mode, and an opening of each second material carrying notch is opposite to an opening of the corresponding first material carrying notch; the lifting component is arranged on the machine base, is connected with the lifting base and is used for driving the lifting base to move up and down relative to the machine base, so that the second material loading notch and the first material loading notch are aligned at the same level; the pushing component is arranged on the machine base and used for driving the shaft parts in the first material carrying notch to be pushed