Direct-drive dental material mixing device

A direct-drive dental material mixing device, comprising:

• a motor, comprising a stator and a rotor, the rotor comprising an output shaft;
• a seat, comprising a bottom plate, a bracket disposed on the bottom plate and provided for disposing of the motor, and a plurality of shock-absorbing connectors respectively connecting with the bottom plate and the bracket, wherein each of the plurality of shock-absorbing connectors comprises a pillar disposed on the bottom plate and a buffer spring sleeved on the pillar and with two ends respectively contacting the bottom plate and the bracket, and the buffer spring is provided for the bracket to be suspended relative to the bottom plate;
• and
• a clamp, directly driven by the motor, the clamp comprising a shaft joint directly connected to the output shaft, two arms respectively assembling on the shaft joint, and a rotating connector disposed on the shaft joint and fixing an inclination angle between the two arms and the shaft joint, wherein the shaft joint is disposed coaxially with the output shaft, and the inclination angle between the two arms and the shaft joint is less than 180 degrees, and wherein the rotating connector comprises an assembly head disposed on the shaft joint, a bushing disposed on the assembly head, and a bearing disposed on the bushing, and the assembly head and the two arms are disposed coaxially.