1. A component supply device comprising:a first unit which pitch feeds components to a component suction position; and
a second unit which supplies a carrier tape which stores the components and is covered by a cover tape to the first unit,
wherein the first unit includes
a first unit tape guideway which guides the carrier tape to the component suction position,
a first unit sprocket drive mechanism which feeds the carrier tape to the component suction position by causing a sprocket to rotate in a state in which feed pins of the sprocket are caused to mesh with sprocket holes of the carrier tape, and
a component exposing member for exposing a portion of the cover tape, wherein the second unit includes
a second unit tape guideway into which the carrier tape is inserted and which feeds the carrier tape to the first unit, and
wherein the second unit is attached to be attachable and detachable in relation to the first unit.