The present invention relates to an improve disk retrieving and releasing device and an automation disk burning system, wherein the improve disk retrieving and releasing device is opposite to an optical disk driver of a host and disposed on the host, such that the host and the improve disk retrieving and releasing device constitute the automation disk burning system. The improve disk retrieving and releasing device is adapted for automatically retrieving a disk from a disk tray when disk tray withdraws from the optical disk driver, and releasing and putting the disk into a disk collecting bucket when the disk tray gets back into the optical disk driver. The improved disk retrieving and releasing device comprises: a frame member and two clamping mechanisms, wherein the clamping mechanism comprises: a support member, a clamping member, and an interlocked rod.