Memory card connector

The utility model provides a memory card connector, which comprises an insulation base (1), an upper cover (2), a conductive terminal (3) and a loading and unloading device (4). Space for containing the memory card is formed between the insulation base and the upper cover, the conductive terminal is held on the insulation base, a sliding groove (11) is arranged inside the insulation base, and a ball groove (12) is arranged at the bottom of the sliding groove. The loading and unloading device is arranged in the sliding groove and comprises a sliding block (5), a ball (7) and an elastic piece (6). The sliding block is arranged in the sliding groove and can slide back and forth along the sliding groove. The ball is arranged inside the ball groove, and the sliding block is provided with a sliding track (51) for the ball to move opposite to the sliding block. The elastic piece is arranged between the sliding block and the insulation base and used for providing elasticity for the sliding block to slide back and for