Automatic batching device for PVC water-saving pipe production

The invention discloses an automatic batching device for PVC water-saving pipe production. The automatic batching device comprises a full-metal shell, a heat-insulating heat preservation layer, an electric heating wire, a first raw material placing box and an electromagnetic flow valve, wherein the heat-insulating heat preservation layer is arranged in the full-metal shell, a heating driving motoris arranged inside the heat-insulating heat preservation layer, the electric heating wire is arranged above the heating driving motor, the heating driving motor is connected with the electric heatingwire through a wire, an internal batching box is arranged on one side of the electric heating wire, the top of the full-metal shell is provided with the first raw material placing box, one side of the first raw material placing box is provided with a material mixing driving motor, and a second raw material placing box is arranged on one side of the material mixing driving motor. The automatic batching device has the benef