The invention discloses an assembling bracket for assembling a computer, and relates to the field of assembling brackets for assembling the computer, the assembling bracket comprises a bracket and a host shell, a conventional computer case is replaced by the host shell, the computer case is directly clamped in a hemispheroid groove in the surface of the bracket, and then the bracket and the host shell can be quickly spliced. The host shell and the display screen are also connected in a clamping manner and can be quickly connected in a plugging manner, a lower power connection end for connecting a power line is arranged at the raised bottom of the bracket, so that a connecting wire is positioned at the bottom of the bracket, and the bracket can be used as a computer desktop when supporting legs are mounted on reserved threaded holes in the lower surface of the bracket, so that the assembly and the use are convenient; due to the arrangement of the bracket and the host shell, connecting wires between the bracket and the host shell are omitted, cable materials are saved, the host shell is arranged on the surface of the bracket to replace a support at the bottom of the display screen, materials are saved, the host shell can rotate in the hemispherical groove, and the angle of the display screen can be adjusted conveniently.