| 摘要 |
PROBLEM TO BE SOLVED: To provide a working machine capable of working a material to be worked without replacing a rotary cutter even when a shape of a groove to be worked is different. SOLUTION: The working machine 1 works the material 2 to be worked held at a predetermined position. The machine 1 comprises a first rotary cutter 4, a first motor 6 for driving a rotary shaft on which the cutter 4 is mounted, a first horizontal base 7 loading the motor 6 to move in a horizontal direction, a first horizontally moving means 8 for moving the base 7 in the horizontal direction, a second rotary cutter 5, a second motor 9 for driving a rotary shaft on which the cutter 5 is mounted, a second horizontal base 10 for mounting the motor 9 to move in the horizontal direction, a second horizontally moving means 11 for moving the base 10 in the horizontal direction, an elevation base 12 mounting the base 11 and the base 7 to vertically move, and an elevation means 13 for vertically moving the base 12.
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