Cutter clamping mechanism of numerical control machining center

The utility model relates to a numerical control machining center cutter clamping mechanism which comprises a containing shell, the containing shell is detachably connected to a numerical control machining center, an adjusting shell is arranged on the lower half portion in the containing shell in a sliding and penetrating mode, a spring is fixedly connected to the inner bottom wall of the adjusting shell, and an adjusting rod is fixedly connected to the top end of the spring. The adjusting rod penetrates through the inner top wall of the adjusting shell in a sliding mode and extends to the position above the adjusting shell, an adjusting part is arranged in the containing shell, a cutter body is arranged on the lower half portion of the adjusting shell, a top groove is formed in the top of the cutter body, and the lower half portion of the adjusting shell is inserted into the top groove. And a dismounting part is arranged between the cutter body and the adjusting shell. The utility model relates to the techni