The present invention relates to the technical field of extruders, in particular to a gear reduction box for a conical twin-screw extruder and a use method thereof. The gear reduction box for a conical twin-screw extruder comprises a reduction box body, a box cover is fixedly mounted at the top end of the reduction box body, and an observation window is arranged on one side of the box cover; a spraying module arranged on the inner wall of the reduction box body for spraying the reduction assembly; a timing assembly arranged at the inner bottom end of the reduction box body, meshed with the reduction assembly, and used for providing timed power for the lubricating fluid in the spraying module. Compared with the prior art, the present invention realizes effective timed pressurized spraying and circulating supply of lubricating fluid through the timing assembly and the spraying module, improves the reliability and service life of the equipment, reduces the waste of lubricating fluid, increases the economy of the system, and ensures the safety and stability of the movable sleeve during movement through position limit protection.
Country Code: CN
Application Number: CN202410559629.3
