A gear and differential case integrated welded differential

Abstract

The utility model relates to differential mechanism technical field especially relates to a gear and differential housing integrated welding differential mechanism. Its technical scheme includes: transmission wheel, differential housing, character shaft stop lug, differential housing locating surface, installation locating surface and welding spare, differential housing locating surface is set up in transmission wheel inner surface, and the character shaft stop lug annularly is arranged to differential housing locating surface, the differential housing surface annularly is provided with the welding spare, and the position of welding spare and character shaft stop lug is mutually matched, and the installation locating surface is arranged to differential housing one side, and the installation locating surface and differential housing locating surface are mutually matched, the welding spare of the device differential housing surface and character shaft stop lug welding cooperation, and the installation locating surface of its one side and differential housing locating surface precision cooperation, and the differential housing inner wall is equipped with reinforcing rib, and forms the rigid whole without gap through welding, guarantees high coaxial degree in combination positioning structure, reduces power transmission loss and vibration noise, and reinforcing rib promotes the deformation resistance, prolongs the life.

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