蜗面齿轮

Worm surface gear

  • Inventors: WANG MUHAI
  • Assignees: 王沐海
  • Publication Date: September 12, 2012
  • Publication Number: CN-202431882-U

Abstract

The utility model relates to the technical field of machine parts, in particular to a worm surface gear which comprises a gear body and a shaft hole extending section arranged on one side of the gear body. An installation shaft hole is arranged at the center of the gear body, projections of an inner circle of the shaft hole extending section and an inner circle of the shaft hole are concentric circles with identical diameter, and worm surface teeth and a boss which are distributed in a ring with the shaft hole center as the circle center are arranged on the other lateral face of the gear body. The worm surface gear has the advantages of being simple in structure, easy to assemble, high in transmission accuracy, large in bearing moment, high in transmission efficiency and the like.
本实用新型涉及机器零件技术领域,特别涉及一种蜗面齿轮,包括轮体和设于轮体一侧的轴孔延长段,所述轮体中心设有安装轴孔,所述轴孔延长段内圆与所述轴孔内圆在轴向上投影为等径同心圆,所述轮体另一侧面上设有以轴孔中心为圆心的环形分布的蜗面齿和凸台。本实用新型的齿轮具有结构简单、易于装配、传动精度高、承载力矩大、传动效率高等优点。

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