Multifunctional coffee machine

The invention discloses a multifunctional coffee machine which comprises a shell, a grinding device, a powder pressing device and a brewing device, the grinding device, the powder pressing device and the brewing device are arranged in the shell, and the grinding device is communicated with the powder pressing device through an obliquely downward channel; the brewing device comprises a water tank, a water pump, a heating module and a brewing opening, a metal sleeve is arranged in the grinding device, the overall cost is reduced through the metal sleeve, meanwhile, the high precision of ground powder is guaranteed, and the effect of preventing static powder adhesion and powder flying can be achieved; the powder pressing device drives a nut to rotate and move through a driving screw, the nut and a powder pressing part are connected through a guide rod and a compression spring, the powder pressing part is automatically rotated and pushed to press powder, the elasticity of the compression spring ensures that the p