An apparatus for installing pins on a base is provided. The apparatus includes an upper positioning plate provided with a plurality of first pin holes through which pins can pass, a lower positioning plate arranged opposite the upper positioning plate and provided with a plurality of second pin holes through which pins can pass, wherein the plurality of second pin holes correspond to pin marks on the base, and a move assembly which is arranged between the upper positioning plate and the lower positioning plate, the move assembly configured to cause the upper positioning plate and the lower positioning plate to move relative to one another, such that at least some of the plurality of first pin holes align with target pin marks on the base.