Anti-collision safety device for pallet fork

The invention discloses an anti-collision safety device for a pallet fork. The pallet fork is provided with a hollow shell. A touch plate is arranged below the head of the pallet fork, the front end of the touch plate extends out of the head of the pallet fork, and the rear end of the touch plate is fixedly connected with the bottom of a swing module. A spring is arranged in the head of the pallet fork, the front end of the spring is fixedly connected with the inner wall of the front end of the head of the pallet fork, and the rear end of the spring is fixedly connected with the end face of the swing module. The swing module swings leftwards and rightwards along with the touch plate to deviate, a left detection switch and a right detection switch are arranged on the left side and the right side of the end face of the swing module respectively, and the left detection switch and the right detection switch penetrate through the end face of the swing module and extend into the head of the pallet fork. According t