The invention discloses a tunnel double-line lining formwork trolley. The tunnel double-line lining formwork trolley comprises a door-type frame device, a truss structure, a walking device, an F-shaped side formwork support, a screw rod support, a top formwork device and a side formwork device. The truss structure is detachably and fixedly arranged at the top end of the door-type frame device; thewalking device is detachably and fixedly arranged at the bottom end of the door-type frame device; the top formwork device is detachably and fixedly disposed at the top of the truss structure; the side formwork device and the top formwork device are connected with each other through pivoted pins; the inner side of the side formwork device is detachably and fixedly provided with the F-shaped sideformwork support; and one end of the screw rod support is detachably and fixedly arranged on the truss structure, and the other end of the screw rod support is detachably and fixedly disposed on the upper portion of the F-shaped side formwork support. The tunnel double-line lining formwork trolley is simple in structure, equipment disassembling and maintenance are convenient, the tunnel occupied space is small, and manual operation, grouting operation and tunnel ventilation are facilitated.