The present invention discloses a machine capable of cutting column bases and column caps and processing arc-line plates. The machine comprises a frame (100), an upright column (1), a rotary table (2) and a cutting machine main body (3), wherein the cutting machine main body (3) comprises a spindle box assembly (4) and a rotation device (5), the spindle box assembly (4) is provided with a first tool bit (41) and a second tool bit (42) that are symmetrically arranged, the spindle box assembly (4) is arranged on the rotation device (5), and the rotation device (5) drives the spindle box assembly (4) to rotate to exchange working positions of the first tool bit (41) and the second tool bit (42). According to an arc-surface stone processing machine provided by the present invention, the cutting machine main body (3) is provided with the first tool bit (41) fitted for cutting the column bases and the column caps and the second tool bit (42) fitted for processing patterns or grooves, and through the rotation device (5), the exchanging of the working positions of the first tool bit (41) and the second tool bit (42) is achieved; and the arc-surface stone processing machine is convenient in use, can process column surfaces with complex patterns, has high processing precision and can meet high-quality column processing requirements
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