Tunnel concrete lining formwork apparatus

The present invention discloses a tunnel concrete lining template device comprising a template system and needle beam system for bearing; the template system comprises template assembly and template pylon; the template assembly comprises arced left die, right die, top die and bottom die; the left die, right die, top die and bottom die are correspondingly connected to form template assembly with round section; the template pylon is hung on the top die; and bottom of the template pylon is respectively installed with left die, right die and telescopic standing demoulding device connected by the bottom die; the needle beam system comprises bearing needle beam placed in the upper part of the tunnel and pre and post supporting leg device for supporting the bearing needle beam; upper end face ofthe bearing needle beam is in slide contact with the top die and the needle beam is placed on the template pylon; and the bottom die is in the detachable structure; the bottom die in the detachable structure ...