Hole-shape-replaceable hole puncher

The puncher comprises a handle base, the front end of the handle base is provided with a mounting groove and a paper placing groove communicating with the mounting groove and the outside, the mounting groove is internally provided with a detachable punching assembly, and the punching assembly communicates with the paper placing groove and can elastically press downwards to penetrate through the paper placing groove; and the pressing handle is rotationally buckled with the front end of the handle base and is provided with a pressing shaft which is pressed against the punching assembly. According to the puncher capable of replacing the hole shapes, the punching assemblies can be rapidly replaced, different punching shapes are achieved by replacing the punching assemblies with different hole shapes, and multiple purposes are achieved through one puncher. 本申请公开了一种可更换孔形的打孔器，包括：手柄底座，前端设置有安装槽、连通所述安装槽与外部的放纸槽，所述安装槽内设置有可拆卸的打孔组件，所述打孔组件与所述放纸槽连通且可弹性下压穿过所述放纸槽；施压手柄，与所述手柄底座的前端转动扣合，设置有与所述打孔组件抵压的压轴。本可更换孔形的打孔器，可快速更换打孔组件，通过更换不同孔