An assembling device for supplying and assembling a part on an object has a table and a first moving means disposed above the table, wherein the first moving means includes a guide and a movable body. The guide extends in a first direction parallel to a surface of the table out of a range in which the table is positioned. The movable body is movable to a position out of the range in which the table is positioned. The assembling device also has a second moving means disposed on the table and movable in a second direction transverse to the first direction, the object being mounted on the second moving means. <IMAGE>
