High-strength automobile seat recliner core part

Abstract

The invention discloses a high-strength automobile seat recliner core part. The high-strength automobile seat recliner core part comprises a circular toothed disc (1), toothed plates (2) and a drivingstructure (4); a plurality of toothed plates (2) are arranged; a groove (1.1) is formed in the circular toothed disc (1); internal teeth (1.2) are arranged on the side wall of the groove (1.1); external teeth (2.1) matched with the internal teeth (1.2) are arranged on the external walls of the toothed plates (2); the layer number of the internal teeth (1.2) is m and the internal teeth (1.2) are arranged in the axial direction of the circular toothed disc (1); the number of the toothed plates (2) is an even number, and the toothed plates (2) comprise n pairs of toothed plates which are symmetric relative to the center of the circular toothed disc (1); external teeth whose layer number is one value defined within a value range of 1-x are arranged on each pair of toothed plates (2); and theexternal teeth (2.1) of each pair of toothed plates (2) are matched with the internal teeth whose diameters are corresponding to the diameters of the internal teeth in the multiple layers of internalteeth (1.2) of the circular toothed disc (1). According to the high-strength automobile seat recliner core part, the engaging strengths between the toothed plates and the circular toothed disc are multiplied; and the engaging layer number can be adjusted in production according to the actual needs

Description

technical field [0001] The invention relates to the technical field of a recliner for an automobile seat, in particular to a core part of a recliner for a high-strength automobile seat. Background technique [0002] The car seat recliner is a component used to adjust the angle of the seat back to obtain a more comfortable riding environment for the driver or passenger. At present, there are many kinds of car seat recliners at home and abroad. Among them, the built-in circular car seat recliner is favored by the majority of automobile manufacturers because of its small size and compact structure. [0003] The built-in circular car seat recliner of the prior art includes a shell, a circular disc with internal teeth, a disc seat, and a driving structure. The opposite end of the tooth plate is provided with external teeth that cooperate with the internal teeth of the circular tooth plate, and the inside of the tooth plate is provided with a shifting groove that is matched with...

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