The invention provides an automatic installation robot applicable to an embedded sleeve of a high-speed railway track plate. The automatic installation robot comprises a mold arranged in a working region, wherein the working region is internally further provided with a three-axis truss robot system, a grabbing system, a power supply system and a mold positioning system; the three-axis truss robot system comprises an X-axis assembling system and a Y-axis assembling system; the Y-axis assembling system is provided with a Z-axis assembling system; the Z-axis assembling system is connected with the grabbing system; and the Z-axis assembling system is provided with the power supply system. The automatic installation robot provided by the invention is high in automation degree and high in production efficiency, and the labor intensity of workers can be alleviated.