A guide carriage for a cutting implement, the guide carriage including a mobile frame and a holding device which is mounted on the frame and which has a first holder and a second holder for supporting the cutting implement on the frame, wherein the first and second holders include first and second receptacles, respectively, for insertion of the cutting implement therein, and wherein the first receptacle is assigned a locking device, with a stop which has at least one stop surface which can be moved relative to the frame and aligned to strike the cutting implement, such that a perpendicular vector associated with the orientation of the stop surface has a directional component extending in a direction of extension of at least one of the first and second receptacles, and wherein a throttle actuator, is provided that is moveable with the stop and that is coupled to a throttle lever, is provided on the stop.