The invention discloses a two-way inclined ground in-out type shield launching model test device capable of being accurately controlled. The device comprises a model box, a soil body, a horizontal guide rail, four travelling cranes, four vertical lead screw lifters, four vertical lead screws, a free rotating shaft, four horizontal lead screws, four horizontal lead screw lifters, a shield tunneling machine rail, a model shield tunneling machine, a shield tunneling counter-force system, a counter-force system guide rail, bolt hole sites, a shield tunneling counter-force plate, counter-force plate fixing bolts, a shield tunneling angle stabilizing system, fixing bolts, an arc-shaped frame, a handle, a limiting baffle, an angle stabilizing baffle, a spring, a cutter head, a shield body, a shield tail, a hydraulic jack, threads and an electric gear. The device can be applied to a ground in-out type shield launching model test with any angle and any inclined plane, and the angle adjustment operation is high in automation degree and simple and clear.