Device for assembling phi1m-magnitude wind tunnel nozzle section

The invention discloses a device for assembling a phi1m-magnitude wind tunnel nozzle section. The device comprises a supporting seat I and a supporting seat II which are arranged on a base in parallel, the supporting seat I is a sliding supporting seat and is provided with an X-direction sliding plate, a Y-direction sliding plate and a Z-direction lifting mechanism, and a supporting plate I is fixed to a Z-direction guide plate on the lifting mechanism; a motor I drives the X-direction sliding plate to move in the X direction, a motor II drives the Y-direction sliding plate to move in the Y direction, and a motor III drives the lifting mechanism to move up and down in the Z direction; the supporting seat II is a fixed supporting seat and comprises a fixed seat and a supporting plate II from bottom to top; and a segment I is placed on the supporting plate I, and a segment II is placed on the supporting plate II. The Y-direction sliding plate and the lifting mechanism are adjusted to enable the segment I and th