【摘要】 本文针对齿轮表面宽带激光强化工艺的特点， 提出了采用该工艺所需的关键技术。实验结果表明， 在采用所提出的关键技术条件下， 对齿轮进行宽带激光强化处理， 获得了沿齿廓均匀分布的硬化层更多还原

【Abstract】 The key techniques for surface hardening of spur gear by broad beam laser have been proposed in this paper. With using these techniques, a hardened case along the flook of spur gear has been obtained easily.更多还原