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$(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;"><span style="box-sizing: border-box; font-weight: 700;">直线</span><span style="box-sizing: border-box; font-weight: 700;">振动筚�/span>采用双激振器驱动，当两台激振器做同步、反向旋转时，其偏心块所产生的激振力在平行于电机轴线的方向相互抵消，在垂直于电机轴的方向叠为一合力，因此筛机的运动轨迹为一直线。其两电机轴相对筛面有一倾角，在激振力和物料自重力的合力作用下，物料在筛面上被抛起跳跃式向前作直线运动，从而达到对物料进行筛选和分级的目的。可用于流水线中实现自动化作业。具有能耗低、效率高、结构简单、易维修、全封闭结构无粉尘溢散的特点。可筛分�?00目，可筛分出7种不同粒度的物料（但是一般目数在70-200目的物料，选用直线振动筛，更高的目数选用其他<span style="box-sizing: border-box;"><span style="box-sizing: border-box; font-weight: 700;">筛分设备</span></span>）、�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;"><br style="box-sizing: border-box;"/></p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;"><span style="box-sizing: border-box; font-weight: 700;">使用范围９�/span></p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">直线振动筛亦可对粉状、颗粒状物料的筛选和分级，广泛应用于塑料、磨料、化工、医药、建材、粮食、炭素、化肥等行业、�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;"><br style="box-sizing: border-box;"/></p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;"><span style="box-sizing: border-box; font-weight: 700;"> 筛面结构参数</span></p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">�?）筛面长度与宽度</p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">一般来说，筛面宽度自接影响生产率，而筛面长度接影响筛分效率。筛面长，物料在筛面上停留时间长，透筛机会�? 所以筛分效率高。实际上, 筛面宽度对于筛分效率, 筛面长度对于筛分能力也都有不同程度的影响。一般宽长比�?:2~1:3 为宜、�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">�?）筛孔形状与尺寸</p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">稀沸�span style="box-sizing: border-box;"><span style="box-sizing: border-box; font-weight: 700;">圆振动筛</span></span></p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">筛孔形状的选择主要取决于对筛分产物粒度和对筛在较下产品用途的要求。圆形筛孔与其他形状的筛孔相比，名义尺寸相同的情况下，透过圆形筛孔的筛下物粗度较小、�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;"><br style="box-sizing: border-box;"/></p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;"><br style="box-sizing: border-box;"/></p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;"><span style="box-sizing: border-box; font-weight: 700;"><span style="box-sizing: border-box;"><span style="box-sizing: border-box;">振动筚�/span></span>的振动特性参�?/span></p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">�?）筛面倾角α</p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">筛面与水平面的夹角称为筛面倾角。倾角的大小与<span style="box-sizing: border-box;"><span style="box-sizing: border-box; font-weight: 700;">筛分设备</span></span>的处理量和筛分效率有密切关系。当倾角增大�?将增加筛上物料的抛掷强度, 从而物料在筛面上向前的运动速度加快, 使筛机处理量提高, 但物料在筛面停留时间缩短, 减少颗粒透筛机会, 使筛分效率降低。反之就会使处理量降�? 从而提高筛分效率。例如烟台鑫浶�span style="box-sizing: border-box;"><span style="box-sizing: border-box; font-weight: 700;">直线振动筚�/span></span>筛面倾角可调，使筛分效率大大提高，被广泛应用、�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">�?）振动方向角δ</p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">振动方向线与上层筛面之间的夹角称为振动方向角。振动方向角取值越�?物料每次抛掷运动所移动的距离越�? 物料在筛面上向前的运动速度越慢, 物料能够得到充分筛分, 从而获得较大的筛分效率、�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">�?）振� A 和频率ψ�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">振幅增大, 筛孔堵塞现象将大大减�? 同时也有利于物料的分层。而振动频率的增大, 可以增加物料在筛面上的跳动次�? 使得物料的透筛概率增加, 这对于加快物料筛分速度和提� 筛分效率很有帮助。振幅的选择是根据被筛物料的粒度及性质来选用的。对于粒度较大的物料选用较大的振幅和较低的频玆� 对于粒度较细的物�? 选用较小的振幅和较高的频率、�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;"><br style="box-sizing: border-box;"/></p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;"><span style="box-sizing: border-box; font-weight: 700;"><span style="box-sizing: border-box;"><span style="box-sizing: border-box;">振动电机</span></span>的选取与激振力的调敳�/span></p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">�?� 振动电机的选择</p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">振动筛现厂图振动电机作为振动筛的振动源，应具有设计合�?结构简单、紧凑、激振效率高、节能、安装调试方便等优点。振动电机的选取，具体应选择贵工作频率�?*激振力、功率等。振动电机的转速要接近于工作频玆�**的激振力必须在所选的电机合成激振力的范围内;然后根据选择工作频率�?*激振力选择振动电机的功率、�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">�?� 激振力的调敳�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">激振力是影响振动筛生产率的主要因素，生产率与激振力呈指数关系，激振力的增加引起生产率的迅速增加，而堵塞率则随激振力的增加迅速下降。激振力的增加使得振动强度增�?，筛面对物料的作用力加大，物料的上移速度增大.生产率得以提高，堵塞率下降、�/p><p style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; border: 0px;">振动电机的激振力是高速旋转的偏心块产生的离心惯性力。改变偏心距, 从而改变激振力的幅�? 以达到调节激振力的作用。通过调整激振力的大小，从而达�?*生产率的效果, 延长激动电机的使用寿命、�/p><p><br/></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="194126" /> <input name="ProQuality" id="ProQuality" type="hidden" value="10" /> <input name="ProService" id="ProService" type="hidden" value="10" /> <input name="ProUsability" id="ProUsability" type="hidden" value="10" /> <input name="ProCostperformance" id="ProCostperformance" type="hidden" value="10" /> <div class="yhpl_pf"> <div> <p>产品质量</p> <div><span id="Quality" class="stars star10"></span><span id="Quality_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>售后服务</p> <div><span id="Service" class="stars star10"></span><span id="Service_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>易用�?/p> <div><span id="Usability" class="stars star10"></span><span id="Usability_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>性价毓�/p> <div><span id="Costperformance" class="stars star10"></span><span id="Costperformance_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">