Combined powder metallurgy brake pad

The utility model discloses a combined powder metallurgy brake pad, and relates to the technical field of high-speed train braking, the combined powder metallurgy brake pad comprises a dovetail plate and a friction body, the friction body comprises a brake pad back plate and a plurality of friction blocks, the two sides of the brake pad back plate are both provided with back plate mounting holes, the plurality of friction blocks are all pressed and sintered above the brake pad back plate, and the dovetail plate is arranged on the friction blocks. The dovetail plate is installed below the brake pad back plate, and a plurality of first installation counter bores are formed in the lower portion of the brake pad back plate. According to the brake pad, the friction block and the brake pad back plate can be pressed and sintered together, then the dovetail plate is riveted below the brake pad back plate through the first mounting rivets corresponding to the first mounting counter bores, the first mounting rivets pen