The invention discloses an adjustable multi-drill drill floor, which includes a bearing plate, a workbench is arranged on the left side of the top of the bearing plate, a support rod is arranged on the right side of the top of the bearing plate, and the bottom of the surface of the support rod is sleeved There is a moving ring, the left side of the moving ring is provided with a fixed plate, the top of the pole is fixedly connected with a driving device, the output end of the driving device is provided with a connecting rod, and the inner cavity of the connecting rod is provided with Drill bit, the top of both sides of the drill bit is provided with card slots, both sides of the connecting rod are fixedly connected with movable boxes, the inner cavity of the movable box is provided with a clamping rod, and the right side of the clamping rod is provided with There is a pull plate, and a spring is sheathed on the surface of the locking rod located in the inner cavity of the movable box. The present invention cooperates with moving ring, connecting rod, draw-in groove, sliding rod, movable box, chute, drawing plate, spring, limiting plate and clamping rod, and can play the role of facilitating the replacement of the drill bit on the drill floor, thus It is easier to change the drill bit.