Super-thick mixed-pressed multi-layer printed circuit board

The utility model discloses an ultra-thick mixed-pressed multilayer printed circuit board, and relates to the technical field of printed circuit boards. The super-thick mixed-pressure multilayer printed circuit board comprises a mounting rack, a multilayer printed circuit board, a protection assembly and an elastic clamping assembly, the multilayer printed circuit board is arranged on the mounting rack, the protection assembly is arranged on the mounting rack, the protection assembly comprises a protection top plate, a fixing block and a limiting rod, the limiting rod is fixedly mounted at the bottom of the protection top plate, and the elastic clamping assembly is arranged on the fixing block. And the limiting rod is connected with the mounting frame through a fixing block. According to the super-thick mixed-pressed multilayer printed circuit board, the multilayer printed circuit board can be protected, the damage probability of the multilayer printed circuit board is reduced in the use process of the multil