A planar redundant robot

The invention discloses a planar redundant robot, relates to a robot, and specifically relates to a planar redundant robot. The invention aims at solving the problem of low location accuracy of the existing planar robot. The planar redundant robot disclosed by the invention comprises a base, a first drive unit, a joint shaft, a support mechanism, a first connection rod, a second connection rod, a third connection rod, a manipulator, a second drive unit, a third drive unit, a first transit mechanism, a second transit mechanism, a sensor and a drive unit support, wherein the first drive unit is installed in the base; the joint shaft is installed in the base through the support mechanism; the first drive unit is connected with the lower end of the joint shaft; the upper end of the joint shaft is connected with one end of the first connection rod; the other end of the first connection rod is connected with one end of the second connection rod through the first transit mechanism; and the other end of the second connection rod is connected with one end of the third connection rod through the second transit mechanism. The invention belongs to the field of robots.