The invention discloses a transfer forklift device applicable to different specifications of powder storage bins. The transfer forklift device comprises forklift board frames and a pushing handle frame, wherein a universal wheel is arranged in each of front and back sides of each forklift board frame, connecting threaded sleeves are arranged at rear parts of the two forklift board frames, the two connecting threaded sleeves are connected through an adjusting threaded shaft, and an adjusting sleeve is arranged on the adjusting threaded shaft; annular grooves are formed in middles of two sides of the adjusting sleeve; multiple bayonet grooves are annularly and evenly distributed on the outer annular surfaces of the annular grooves of the adjusting sleeve; clamping head devices clamped on the annular grooves are arranged at the front end of the pushing handle frame, each clamping head device comprises a left clamping head and a right clamping head, bayonet bulges matched with the bayonet grooves are arranged on left and right clamping heads, and spring compression block devices are arranged below the left and right clamping heads. The distance between the two forklift board frames can be adjusted by the aid of the pushing handle frame, so that the transfer requirement of different specifications of PVC powder storage bins can be met.