The invention discloses a three-dimensional mixer, which relates to the technical field of
mechanical equipment. The three-dimensional mixer comprises a control cabinet, a control panel and an external mixing
barrel, wherein the control panel is arranged on the control cabinet, a first motor is arranged in the control cabinet, a main rotating rod and an auxiliary rotating rod are arranged on one side of the control cabinet, the first motor is connected to the main rotating rod through a shaft, a first
universal joint coupling which is rotatably connected to the external mixing
barrel is connected to the main rotating rod, a second
universal joint coupling which is rotatably connected to the external mixing
barrel is connected to the auxiliary rotating rod, an internal mixing barrel is arranged in the external mixing barrel, both ends of the internal mixing barrel are provided with a feed inlet and a
discharge outlet, the feed inlet and the
discharge outlet are rotatably arranged at both ends of the external mixing barrel, a gear ring is arranged on the outer wall of the internal mixing barrel, a second motor is arranged on the inner wall of the internal mixing barrel, and a gear which is engaged with the gear ring is arranged on the second motor. The mixer can sufficiently mix materials, and the mixing time is short.