Rod replacing and mounting device

The utility model discloses a rod replacing and feeding device which comprises a rod feeding mechanism and a rod replacing mechanism. The rod feeding mechanism comprises two rod feeding devices, and the two rod feeding devices are hinged to the side portion of the propelling beam at intervals in the length direction of the propelling beam. Rod loading structures are arranged on the two rod loading devices and are used for accommodating the head end and the tail end of the anchor rod respectively; the rod replacing mechanism is arranged on the propelling beam or the rod feeding mechanism, a bearing structure capable of bearing the anchor rod is arranged on the rod replacing mechanism, and the rod replacing mechanism has a rotating and/or translation stroke on the rod feeding mechanism so as to be used for sending the borne anchor rod out of the rod loading structure. The device is applied to the field of drilling equipment, can be directly and additionally arranged on a propelling beam on the basis of not chan