The invention discloses a self-steering type lining trolley for a transverse gallery of a tunnel. The lining trolley comprises a steel template frame, a trolley cross beam, trolley upright columns, awaling system and lifting mechanisms, wherein the walking system comprises a self-steering system, a waking frame, a motor fixedly arranged on the walking frame, a driving wheel driven by the motor and a driven wheel fixedly arranged on the walking frame; the self-steering system comprises a rotating sleeve, an inner bushing, a core plate and a fastening mechanism; the core plate is arranged at the top of the walking frame and is fixedly connected with the rotating sleeve; the rotating sleeve is rotationally connected with the inner bushing in the interior of the rotating sleeve; the inner bushing is fixedly connected with the trolley upright columns; the fastening mechanism comprises a connecting rod member connected to the outer side of the rotating sleeve; the other end of the connecting rod member is connected onto the steel template frame. The self-steering type lining trolley can be used for realizing the steering process of the lining trolley for a vehicular transverse gallery through the self-steering system, and moreover, has the advantages of being simple to operate and being stable and reliable.