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data-srcset="http://www.u-transmission.com/wp-content/uploads/2025/08/linhuashuangpaiqiu1-307x204.jpg 307w, http://www.u-transmission.com/wp-content/uploads/2025/08/linhuashuangpaiqiu1-400x266.jpg 400w" data-sizes="(max-width: 307px) 100vw, 307px" /> </a><div> <strong><a href="http://www.u-transmission.com/latest-products/3805.html" target="_blank" >重型自动化旋转设备专用回转驱动解决方案</a></strong><p>针对重型自动化旋转设备的特殊工况需求，不二传动凭借深厚的非标设计经验，量身打造了一款高性能回转驱动产品，完美平衡了空...</p> <a id="casebtn" target="_blank" href="http://www.u-transmission.com/latest-products/3805.html">查看详细说明</a> <a class="contact_btn"  target="_blank"  href="http://www.u-transmission.com/contact-us">联系咨询</a></div></li></ul></div></div> <script>$(window).scroll(function () {$(".donghuaopen #caseshows_38").caseshow();});</script> </div><div class="right_mian" style="float: left;"><div class="title_page"><h1>不二传动生产的直齿回转驱动是由哪些零件组成的？介绍与分析</h1></div><div class="des_page"><p class="infot"><em>发布时间：2021/06/30</em> <em> <a href="http://www.u-transmission.com/news">企业新闻</a> </em> <em></em><em>浏览次数：3239 </em></p></div><div class="enter "><p>齿轮式<a href="http://www.u-transmission.com" target="_blank" rel="noopener noreferrer">回转驱动</a>由回转支承、齿轮、壳体、适配法兰、支撑轴承、密封等部件构成，下面，不二传动就来依次介绍下各部件。</p><p>&nbsp;</p><h2>1、回转支承</h2><p>&nbsp;</p><p>回转支承一般采用四点接触球类型，可同时承受轴、径向载荷及倾覆力矩，转速高。如果客户工况特殊，比如倾覆力大，高冲击、高震动时，根据具体情况使用交叉滚子类型的回转支承或者三排滚子类型的回转支承。</p><p>&nbsp;</p><p>回转支承材质选用42CrMo锻件经调制（Q+T）处理，调制硬度229-269HB，调制后机械性能得到大幅提升，回转支承的承载能力也随之提高。</p><p>&nbsp;</p><p>回转支承沟道进行感应淬火，淬火硬度55±5HRC，沟道表面坚硬，芯部柔软，经过淬火后的沟道具有承载能力强，坚固耐磨，韧性好，抗冲击能力优良。</p><p>&nbsp;</p><p>回转支承齿也进行感应淬火，淬火硬度50±5HRC，齿淬火后同样具备表面坚硬，芯部柔软，承载能力强，坚固耐磨，韧性好，抗冲击能力优良的特点。</p><p>&nbsp;</p><p><a href="http://www.u-transmission.com" target="_blank" rel="noopener noreferrer">回转支承</a>的几何精度和回转精度及游隙根据客户具体的使用要求来定，如果用户需要普通精度的直齿回转驱动，就需要设计普通精度的回转支承，按照国标P0级进行设计生产就可以。如果用户需要精密的直齿回转驱动，就需要设计精密的回转支承，按照国标P5级进行设计生产。如果用户需要超高精度或者有特殊要求的齿轮式回转驱动，就需要根据客户要求设计超高精度同时又能满足用户特殊要求的回转支承，比如零游隙，负游隙，端跳动要求严格的，齿跳要求≤0.05mm的，需要制定特殊的工艺来达到用户要求。</p><p>&nbsp;</p><h2>2、回转驱动的齿轮</h2><p>&nbsp;</p><p>齿轮材质选用42CrMo锻件经调制（Q+T）处理，调制硬度229-269HB，调制后机械性能得到大幅提升，齿轮的承载能力也随之提高。齿轮的齿进行感应淬火，淬火硬度50±5HRC，齿淬火后同样具备表面坚硬，芯部柔软，承载能力强，坚固耐磨，韧性好，抗冲击能力优良的特点。</p><p>&nbsp;</p><p>齿轮的轴孔跟客户的减速机轴或者马达轴配合使用，传递动能，轴孔跟客户的轴配合公差非常重要，一般采用滑入配合，齿轮的轴孔最终进行精磨加工，保证配合尺寸。齿轮轴孔根据用户选择的减速机或者马达的输出轴图纸进行设计，用户组装设备的时候可以直接将减速机或者马达轴装入齿轮轴孔，非常方便可靠。</p><p>&nbsp;</p><p>齿轮采用通用轴承两端支撑设计，不依赖减速机轴或者马达轴的支撑，可以独立旋转，两端支撑设计使齿轮可以承受非常高的径向力，在大冲击载荷或者大惯量工况下使用时，可靠性高，跟依靠减速机轴或者马达轴进行支撑旋转的齿轮相比，能有效减少减速机轴或马达轴的损坏，降低故障率，提高设备可靠性，减少维护保养成本。</p><p>&nbsp;</p><h2>3、回转驱动的壳体</h2><p>&nbsp;</p><p>壳体材质选用球墨铸铁QT450-10铸造而成，QT450-10的碳是球形石墨的形态。</p><p>&nbsp;</p><p>抗拉强度 σb (MPa)：≥450</p><p>&nbsp;</p><p>屈服强度 σ0.2 (MPa)：≥310</p><p>&nbsp;</p><p>机械性能接近钢，远高于灰口铸铁</p><p>&nbsp;</p><p>伸长率 δ (%)：≥10</p><p>&nbsp;</p><p>硬度 ：160～210HB</p><p>&nbsp;</p><p>铸造后进行正火处理，塑性和韧性得到提高，可提高综合机械性能，具有优良的可铸性，加工变形小，强度高，耐磨，稳定，经久耐用。</p><p>&nbsp;</p><p>设计人员应该不断优化壳体铸造图纸，避免不必要的铸造变形，根据机械加工过程中的实际情况，适当的调整铸件形状和加工余量，加工过程中必须严格按照工艺要求的加工步骤进行加工，不得颠倒加工步骤，不得私自更改加工参数，控制好关键配合尺寸，只有这样才能高效率高质量的加工出合格的壳体。</p><p>&nbsp;</p><h2>4、回转驱动的适配法兰</h2><p>&nbsp;</p><p>适配法兰是个承上启下的关键部件，适配法兰的一半功能是将齿轮固定到壳体上，保证齿轮可以自主稳定旋转，另一半功能是作为齿轮式回转驱动的输入端，负责连接用户的减速机或者马达的输出端法兰。根据适配法兰的功能特点，给用户定制适配法兰是较好的选择，适配法兰根据用户选择的减速机或者马达的输出端尺寸进行设计，同时兼顾固定齿轮的功能，设计过程中经常遇到特殊情况，比如法兰干涉连接孔，法兰过大，法兰螺栓难以布置等问题，这就需要设计人员有丰富的经验，根据实际情况，解决实际的问题。</p><p>&nbsp;</p><h2>5、回转驱动的支撑轴承</h2><p>&nbsp;</p><p>直齿回转驱动的支撑轴承就是支撑齿轮转动的通用轴承，通用轴承的选用都是根据具体的使用工况，根据各类轴承的特点及载荷、转速等性能参数进行合理选择。常用的轴承类型有：角接触球轴承，圆锥滚子轴承，圆柱滚子轴承，深沟球轴承等。</p><p>&nbsp;</p><h2>6、回转驱动的密封</h2><p>&nbsp;</p><p>齿轮式回转驱动的密封通常采用NBR耐油丁晴橡胶密封，回转支承的沟道被密封，回转支承和壳体之间也被密封，这样可以保证齿轮式回转驱动的回转润滑部位都是防尘防水的，可以有效减少齿轮式回转驱动的维护保养频率，降低故障率。</p><div class="bqc"><div class="next_post"><p>上一篇: <a href="http://www.u-transmission.com/news/1643.html" 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