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<p style="color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:white;"> <sub><sup><span style="font-size:medium;"><b><span style="background-color:white;">注塑机节能改造技术、伺服电机节能方案的节能原理</span></b><span style="background-color:white;">:</span></span></sup></sub> </p> <p style="color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:white;"> <sub><sup><span style="font-size:medium;"><span style="background-color:white;"> 注塑工艺过程一般为锁模、射胶、溶胶、保压、冷却、开模等几个阶段,各个阶段需要不同的压力和流量。传统的油泵马达按最高压力和设备需求确定功率,以恒定的转速提供恒定的流量,多余的液压油通过溢流阀回流,这样,很多能量就这样浪费掉了。</span></span></sup></sub><span style="color:#333333;background-color:white;"></span> </p> <p style="color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:white;"> <sub><sup><span style="font-size:medium;"><span style="background-color:white;"> </span><span style="background-color:white;">伺服在锁模、保压、冷却等阶段能输出最大压力但保持速度接近零速,因而功率消耗最小。在需要低速射胶的场合下,例如社交速度是最高速度的</span><span style="background-color:white;">30%</span><span style="background-color:white;">,大约可以节约</span><span style="background-color:white;">70%</span><span style="background-color:white;">的能量。能之原伺服电机为高效率稀土永磁同步电机,传统油泵电机为三相异步电机。因三相异步电机效率和功率因素低,在注塑机的平均工况下,伺服电机比传统油泵电机效率高</span><span style="background-color:white;">10%</span><span style="background-color:white;">。</span></span></sup></sub><span style="color:#333333;background-color:white;"></span> </p> <p style="color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:white;"> <sub><sup><span style="font-size:medium;"><span style="background-color:white;"> </span><span style="background-color:white;">传统注塑机由于 高压节流的存在,油温迅速上升,会导致油体变稀、管路软化、漏油等问题,所以必须对液压油进行强行冷却,这也需要有相当大的功率消耗。使用伺服后,绝大多数工况下,液压油的自然冷却已经足够</span></span></sup></sub> </p> <p style="color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:white;"> <span style="font-size:medium;">系统优势</span> </p> <p align="left" style="color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:white;"> <br /> </p> <p style="color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:6pt;"> <sub><sup><span style="font-size:medium;"><b><span>1</span>、高效</b></span></sup></sub><b><span style="font-size:12pt;"></span></b> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"><span><span style="line-height:22pt;">l</span>.1</span><span style="line-height:22pt;">响应速度快;</span></span></sup></sub><span style="line-height:22pt;font-size:12pt;"></span> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"><span><span style="line-height:22pt;">l</span>.2</span><span style="line-height:22pt;">快速恢复注塑机液压系统压力设定值;</span></span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"><span style="line-height:22pt;"> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;text-align:center;"> <sub><sup><span style="font-size:medium;"><img src="http://cssao004.211.chengxinwujinpifa.com/Upload/FCKEditor/image/%E6%9C%AA%E5%91%BD%E5%90%8D(9).jpg" width="707" height="267" alt="" /></span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"><span>l.3</span>采用恒功率控制技术,提升注塑机运行速度;</span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"><span>l.4</span>在保证同等流量时可以提供更大的流量和速度,扩大了设备的应用范围。</span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <span style="font-size:12pt;"></span><sub><sup><span style="font-size:medium;"><b><span>2</span>、精密</b></span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;">2.1调节能力强,压力稳定,提高了成型质量;</span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;">2.2螺杆运动位置重复精度高,使产品精度高,一致性好;</span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;text-align:center;"> <sub><sup><span style="font-size:medium;"><img src="http://cssao004.211.chengxinwujinpifa.com/Upload/FCKEditor/image/%E6%9C%AA%E5%91%BD%E5%90%8D(10).jpg" width="686" height="277" alt="" /><br /> </span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <br /> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <span style="font-size:12pt;"></span> </p> <p style="color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;"> <br /> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;">2.3合模、开模振动小,可稳定生产工艺、提高产品质量;</span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"><span style="line-height:22pt;background-color:white;">2.4在保证产品合格率的条件下,可降低产品单品重量,减少原料消耗;</span></span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;">2.5系统可按照计算机设定的任意压力、流量曲线运行,为开发成型工艺创造条件。</span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <span style="font-size:12pt;"></span><sub><sup><span style="font-size:medium;">2.6流量变化时注塑产品成品率不会下降。</span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;text-align:center;"> <sub><sup><span style="font-size:medium;"><img src="http://cssao004.211.chengxinwujinpifa.com/Upload/FCKEditor/image/%E6%9C%AA%E5%91%BD%E5%90%8D(11).jpg" width="363" height="263" alt="" /><br /> </span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"><b><span>3</span>、节能</b></span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"><span style="line-height:20pt;background-color:white;">3.1油泵电机实际能耗可降低</span><span style="line-height:20pt;background-color:white;">60%-80%</span><span style="line-height:20pt;background-color:white;">。</span></span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;text-align:center;"> <sub><sup><span style="font-size:medium;"><img src="http://cssao004.211.chengxinwujinpifa.com/Upload/FCKEditor/image/%E6%9C%AA%E5%91%BD%E5%90%8D(12).jpg" width="723" height="313" alt="" />定量泵、变量泵、伺服系统功耗对比图</span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"><span style="line-height:20pt;background-color:white;">3.2系统降低了冷却管和油管的温度,延长液压油及液压系统的使用寿命,从而整体上降低了生产成本,提高设备使用效率。</span></span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;">3.3形成规模效益后,由于节电效果明显,工厂用电负荷下降,避免增容麻烦。</span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <span style="font-size:12pt;"></span><sub><sup><span style="font-size:medium;"><b><span>4</span>、环保</b></span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <b><span style="font-size:12pt;"></span></b><sub><sup><span style="font-size:medium;">4.1液压系统油温下降,冷却循环水系统压力减少,减少了水资源的消耗和污染;</span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <span style="font-size:12pt;"></span><sub><sup><span style="font-size:medium;">4.2系统噪音低,振动小,提升了生产车间的环境质量;</span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <span style="font-size:12pt;"></span><sub><sup><span style="font-size:medium;">4.3系统配置电抗及滤波设备,提升车间用电质量,降低电能污染。</span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <span style="font-size:medium;">系统原理</span> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;text-align:center;"> <sub><sup><span style="font-size:medium;"><img src="http://cssao004.211.chengxinwujinpifa.com/Upload/FCKEditor/image/%E6%9C%AA%E5%91%BD%E5%90%8D(13).jpg" width="711" height="303" alt="" /><br /> </span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"><span style="line-height:22pt;background-color:white;"> 由上图知,系统需配置伺服电机、伺服电机驱动器、旋转编码器、齿轮油泵、滤波器、制动电阻、高精度压力传感器等。通过此配置,系统形成一个闭环系统,并可进行</span><span style="line-height:22pt;background-color:white;">PID</span><span style="line-height:22pt;background-color:white;">调节,及时调节压力及流量,最终维持系统压力快、准、稳。</span></span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"><span style="line-height:20pt;background-color:white;"> 同时在注塑机节能控制系统中设计有消除电磁兼容干扰及电能质量综合治理组件和相关回路,从而提升电能质量。</span><img src="http://cssao004.211.chengxinwujinpifa.com/Upload/FCKEditor/image/%E6%9C%AA%E5%91%BD%E5%90%8D(12).jpg" width="0" height="0" alt="" /></span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <img src="http://cssao004.211.chengxinwujinpifa.com/Upload/FCKEditor/image/2.jpg" width="800" height="600" alt="" /> </p> <br /> </span></sup></sub> </p> <br /> </span></span></sup></sub> </p> <p style="margin-left:21pt;color:#2C2C2C;font-family:Arial, Helvetica, sans-serif;font-size:12px;background-color:#F8F8F8;text-indent:-12pt;"> <sub><sup><span style="font-size:medium;"><span style="line-height:22pt;"><br /> </span></span></sup></sub> </p>
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