The utility model discloses a mechanical hand of both arms formula transport, including base, a support section of thick bamboo, locating plate and the arm that connects gradually, the quantity of armis two and just locates the locating plate, it is equipped with the driver that is used for ordering about the locating plate and uses the axis that supports a section of thick bamboo to carry out the rotation as the pivot in the section of thick bamboo to support, the arm includes the first arm section, second arm section, third arm section and is used for snatching the grabbing device of article, the first arm section fixed connection is in the locating plate, through two double -phase companies of rotary joint between the first arm section, second arm section, the third arm section, be equipped with among the rotary joint and be used for ordering about the first arm section, second arm section, third arm section pivoted driver, the driver is connected respectively and is opened and close in a controller and by controller control, the utility model discloses for a short time, have strong bearing force, the flexibility is changeable, handling efficiency is high, still can make the article operate steadily in the transportation.