Folding bed

The utility model relates to a folding bed, which mainly comprises a folding bed head, a folding bed tail, a front bed bar group, a rear bed bar group, a front middle bed bar and a rear middle bed bar. Dovetailed convex blocks are arranged at two ends of the folding bed head, while a locking hole is in the middle of the folding bed head. Dovetailed convex blocks are arranged at two ends of the folding bed tail. Dovetailed grooves on the front bed bars are sleeved onto the dovetailed convex blocks of the bed head to be clamped and positioned. One end of each rear bed bar is provided with a dovetailed groove which is sleeved onto the corresponding dovetailed convex block of the bed tail to be clamped and positioned, while a U-shaped sheet is arranged at the other end of the rear bed bar and inserted into a foot tube of the corresponding front bed bar to be firmly locked. A folding sheet is arranged at one end of the front middle bed bar, and a pin arranged on the folding sheet is inserted into the locking hole