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font-size: 10.5pt;">1</span><span style="line-height: 11pt; text-indent: 0pt; font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;">绪论</span></p> <p class="NewStyle19" style="margin-left: 0pt; text-indent: 0pt; page-break-after: avoid; line-height: 11pt;"><span class="17" style="font-family: Georgia; letter-spacing: 0pt; font-size: 10.5pt;">1.1</span><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;">课题研宄背景</span><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;"><o:p></o:p></span></p> <p class="NewStyle20" style="margin-left: 0pt; text-indent: 18pt; line-height: 21.85pt;"><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;">数控技术集机械制造技术、计算机技术、成组技术、现代控制技术、传感检测技术、 信息处理技术、网络通信技术、液压气动技术和光机电技术于一身，是实现信息化带动 工业化。可以预见，随着数控机床技术的高速发展和广泛应用，我国的制造业将迎来足 以撼动传统制造业模式的深刻革命。由于航天航空工业、汽车业，城市轨道交通业、铁 路业和航海业等所涉及的产品种类越来越多，大部分产品为发动机、机身车身和船身、 军用电子设备，民用电子设备等。这些产品全都需要高可靠性、大规格、高强度和高精 度的数控机床以及多轴联动数控机床和复合加工机床等。根据国务院批准的第一批城市 轨道交通项目规划内容中涉及的，2015年的规划线路长度是</span><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;">2400</span><span class="18" style="font-family: Georgia; letter-spacing: 0pt; font-size: 10.5pt;">km</span><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;">,</span><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;">投资规模近7000 亿元可以看出，我国数控机床还将会有更大的发展空间。</span><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;"><o:p></o:p></span></p> <p class="NewStyle20" style="margin-left: 0pt; text-indent: 18pt; line-height: 21.85pt;"><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;">数控机床一般由控制介质、数控装置、伺服系统、测量反馈和机床本身组成</span><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt; vertical-align: super;">[1]</span><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;">，具 有高精度、高可靠性、高柔性和高自动化的特点。根据数控机床的特点采用数控加工技 术不仅能够解决小到日常生活中的家用商品，还能解决大到国家军备用品。在我们身边， 由数控技术加工出来的琳痕满目的商品无处不在，充斥着我们生活的每一个角落。</span><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;"><o:p></o:p></span></p> <p class="NewStyle20" style="margin-left: 0pt; text-indent: 18pt; line-height: 21.85pt;"><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;">当数控机床在工作时出现爬行现象，不仅影响被加工零件的表面精度和粗糙度，对 数控机床也存在一定的危害，所以减少数控机床爬行发生的频率或者抑制爬行对提高数 控机床精度、出产高效率和机床的维修养护有很大的帮助。国内外的专家针对爬行都有 各自的解决方案，但是总的来说并没有真正克服爬行的产生。</span><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;"><o:p></o:p></span></p> <p class="NewStyle20" style="margin-left: 0pt; text-indent: 18pt; line-height: 21.85pt;"><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;">本文根据爬行机理进行深入研宄，采用最简化的爬行物理模型进行分析，利用 </span><span class="18" style="font-family: Georgia; letter-spacing: 0pt; font-size: 10.5pt;">ADAMS</span><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;">软件建立机械传动系统的简化模型，深入分析加入正弦力、正弦振动和</span><span class="18" style="font-family: Georgia; letter-spacing: 0pt; font-size: 10.5pt;">PID</span><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;">控制 系统后对改善爬行的影响，具有一定的研究价值。改善了爬行就会提高数控机床的精度等级，而衡量一个国家综合实力的重要标志，就是数控机床的拥有量及其性能水平的高低。</span></p> <p class="NewStyle20" style="margin-left: 0pt; text-indent: 18pt; line-height: 21.85pt;"> </p> <p class="NewStyle20" style="margin-left: 0pt; text-indent: 18pt; line-height: 21.85pt;"><span style="font-size:9.0pt;font-family:宋体;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman";mso-bidi-font-family: "Times New Roman";mso-font-kerning:1.0pt;mso-ansi-language:EN-US;mso-fareast-language: ZH-CN;mso-bidi-language:AR-SA">本文采摘自“振动对数控机床进给系统爬行的影响”，因为编辑困难导致有些函数、表格、图片、内容无法显示，有需要者可以在网络中查找相关文章！本文由伯特利数控整理发表文章均来自网络仅供学习参考，转载请注明！</span></p> <p class="NewStyle20" style="margin-left: 0pt; text-indent: 18pt; line-height: 21.85pt;"><span style="font-family: 宋体; letter-spacing: 0pt; font-size: 11pt;"><o:p></o:p></span></p></div> <div class="blank30"></div> <!-- tag --> <div class="blank10"></div> 标签： <a 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target="_blank">U600S五轴加工中心视频</a></h4> <p>此视频详细介绍了U600S高性能五轴加工中心各种参数及说明！… <a href="/bethel/video/show-3042.html" target="_blank">[了解更多]</a></p> </div> <div class="news-list list-border list-border-w"> <div class="list-date"> <span>05</span> <p>2024-11</p> </div> <h4><a title="六角亭五轴加工工艺" href="/bethel/5-aix/show-2966.html" target="_blank">六角亭五轴加工工艺</a></h4> <p>本文以组合式六角亭模型为实例，分析工艺难点与加工可行性，指出该模型的加工难点是模型形状不规则和整体刚性差，并通过设计新的工艺方案解决加工难点，完成了模型整体的加工。新的加工工艺有助于提高加工效率和精度，为五轴数控加工提供了一个典型案例，对于五轴加工中心数控加工也具有指导作用和重要… <a href="/bethel/5-aix/show-2966.html" target="_blank">[了解更多]</a></p> </div> <div class="news-list list-border list-border-w"> <div class="list-date"> <span>05</span> <p>2024-11</p> </div> <h4><a title="自适应控制方法在混联五轴加工中心中的应用" href="/bethel/5-aix/show-2965.html" target="_blank">自适应控制方法在混联五轴加工中心中的应用</a></h4> <p>宇匠数控 备注：为保证文章的完整度，本文核心内容由PDF格式显示，如未有显示请刷新或转换浏览器尝试，手机浏览可能无法正常使用！本文摘要：通过对混联五轴加工中心自适应深度学习控制方法的 研 究，可 知 此 方 法 的 创 新 之 处 在 于：１）建 立 了 机 床 的 运 动 学 … <a href="/bethel/5-aix/show-2965.html" 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