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float: left; width: 180px; height: 180px;" /></h3> <div> </div> <div> <h3> <span style="font-size:36px;">彎管機(jī)佩戴和操作流程對模具做出的分析</span></h3> </div> <div> <a href="http://cpzyc.cn" style="font-size: 20px;">彎管機(jī)</a><span style="font-size: 20px;">佩戴的芯棒在彎曲過程中主要起著支撐導(dǎo)管彎曲半徑的內(nèi)壁阻止其變形的作用。管材在機(jī)床上彎曲成形若不使用芯棒，其質(zhì)量難以保證。芯棒的形式有很多種，如柱式芯棒，萬向單、雙、三、四球頭芯棒，定向單、多球頭芯棒等。另外，芯棒的位置對鋼管彎曲成形也有影響：理論上，它的切線應(yīng)與彎管模的切線平齊，但經(jīng)過大量的試驗(yàn)證明，提前1～2mm較好，此時(shí)彎管質(zhì)量比較理想。當(dāng)然，提前量太大，會造成彎曲部分的外壁出現(xiàn)不均勻現(xiàn)象。</span></div> <div> <span style="font-size:20px;">彎管機(jī)設(shè)計(jì)和排管時(shí)要避免過大的圓弧、任意曲線、復(fù)合彎以及大于180°的圓弧。過大的圓弧不但使工裝笨重，而且受彎管機(jī)機(jī)床尺寸的限制；任意曲線、復(fù)合彎設(shè)計(jì)造型很不合理，有的妨礙了機(jī)械化、自動化生產(chǎn)，使操作者難以擺脫笨重的體力勞動；大于180°的圓弧使彎管機(jī)無法卸模。</span></div> <div> <span style="font-size:20px;"><a href="http://cpzyc.cn">彎管機(jī)</a>的彎曲半徑要盡量實(shí)現(xiàn)“一管一模”和“多管一模”。對于一根管子來說，無論有幾個(gè)彎，彎曲角度如何，其彎曲半徑只能有一個(gè)，因?yàn)閺澒軝C(jī)在彎曲過程中不換模塊，這就是“一管一模”。而“多管一模”，就是同一直徑規(guī)格的管子應(yīng)盡量采用同一種彎曲半徑，也就是使用同一套模塊彎制不同形狀的管形，這樣才有利于減少模塊數(shù)量。</span></div> <div> <span style="font-size:20px;">彎管彎曲半徑的大小，決定了鋼管在彎曲成形時(shí)所受阻力的大小。一般來說，管徑大彎曲半徑小，彎曲時(shí)容易出現(xiàn)內(nèi)皺和打滑現(xiàn)象，彎曲質(zhì)量很難保證，所以一般選用彎管模的R值為管子直徑的2-3倍為好。</span></div> <div> <span style="font-size:20px;">彎曲成形速度對成形質(zhì)量的主要影響為：速度太快，容易造成導(dǎo)管彎曲部分的扁平，圓度達(dá)不到要求，造成導(dǎo)管的拉裂、拉斷；速度太慢，容易造成導(dǎo)管的起皺和壓緊塊打滑，大管徑的管子易形成鋼管彎曲部分的下陷。針對這兩臺彎管機(jī)上大量的試驗(yàn)，將鋼管的彎曲速度確定為機(jī)器大彎曲速度的20%-40%為宜。</span></div> <div> <span style="font-size:22px;">本公司主要生產(chǎn)各種不同型號管件設(shè)備，主要分為，彎管機(jī)，三通機(jī)，擴(kuò)管機(jī)，壓力機(jī)，坡口機(jī)，卷板機(jī)和以上管件設(shè)備的模具。歡迎需要的客戶咨詢訂購！</span></div> <div id="geo60wcq" class="float_c news-page fs_14"> <div id="geo60wcq" class="f_l"> 上一篇：<a href='/hyxw/2311.html'>中頻彎管機(jī)的操作要求介紹</a> </div> <div id="geo60wcq" class="f_r"> 下一篇：<a href='/hyxw/2313.html'>坡口機(jī)是訂購管件設(shè)備的必備機(jī)器</a> </div> </div> </div> </div> </div> </div> <div id="geo60wcq" class="footer"> <div id="geo60wcq" class="w_1200 float_c pos_r"> <div id="geo60wcq" class="f_l"> <ul class="list_none footer_ul"> <li> <span>關(guān)于我們</span> <a href="/guanyuoushang/">關(guān)于奧廣</a> <a href="/oushangfengcai/">企業(yè)文化</a> <a href="/shengchanshili/">生產(chǎn)實(shí)力</a> <a href="/fuwuliucheng/">服務(wù)流程</a> <a href="/fuwulinian/">服務(wù)理念</a> </li> <li> <span>設(shè)備列表</span> <a href="/bzdtbj/">彎頭機(jī)系列</a> <a href="/qzdy1/">彎管機(jī)系列</a> <a href="/qzdt123/">擴(kuò)管機(jī)系列</a> <a href="/qzdcm72/">三通機(jī)系列</a> <a href="/zsg523/">坡口機(jī)系列</a> <a href="/cjgg41/">液壓機(jī)系列</a> <a href="/fbj43/">模具</a> </li> <li> <span>視頻中心</span> <a href="/videoshi/">彎頭機(jī)視頻</a> <a href="/videomeifeng/">彎管機(jī)視頻</a> <a href="/video2/">擴(kuò)管機(jī)視頻</a> <a href="/videobo/">三通機(jī)視頻</a> <a href="/video3/">坡口機(jī)視頻</a> <a href="/video5/">液壓機(jī)視頻</a> <a href="/video4/">模具視頻</a> </li> <li> <span>新聞中心</span> <a href="/gsxw/">奧廣動態(tài)</a> <a href="/hyxw/">管件設(shè)備資訊</a> </li> <li> <span>聯(lián)系我們</span> <a href="/contact/">聯(lián)系我們</a> <a href="http://cpzyc.cn/sitemap.html">網(wǎng)站地圖</a> </li> </ul> </div> <div id="geo60wcq" class="f_r scan txt_c fs_26 c_white"> <img height="200" width="200" src="/templets/os/images/home/wx.jpg" alt="微信掃一掃" > 微信掃一掃 </div> <div id="geo60wcq" class="pos_a footer_share float_c"> <i class="share_xl -mob-share-weibo" title="新浪微博"></i> <i class="share_wx -mob-share-weixin" title="微信分享"></i> <i class="share_qq -mob-share-qq" title="qq分享"></i> </div> </div> <div id="geo60wcq" class="foot pos_f"> <div id="geo60wcq" class="w_1200 float_c c_white"> <span>滄州奧廣機(jī)械設(shè)備有限公司</span> <i></i> <span>152-3071-3671</span> <!--<a class="head_a1 contact" target="_blank" ></a>--> </div> </div> </div> <script src="/templets/os/js/jquery.min.js"></script> <script src="/templets/os/js/jquery.lazyload.js"></script> <script src="/templets/os/js/jquery.SuperSlide.2.1.1.js?v=20160901"></script> <script src="/templets/os/js/public.js"></script> <!-- WPA Button Begin --> <!--<script charset="utf-8" type="text/javascript" src="http://wpa.b.qq.com/cgi/wpa.php?key=XzkzODAwMjA3Nl80MTY0NjFfNDAwMDE2ODUwM18"></script>--> <!-- WPA Button END --> <!-- WPA Button Begin --> <!--<script charset="utf-8" type="text/javascript" src="http://wpa.b.qq.com/cgi/wpa.php?key=XzkzODAwMjA3Nl80NDQ2NjlfNDAwMDE2ODUwM18"></script>--> <!-- WPA Button End --> <!-- WPA Button Begin --> <!-- WPA Button End --> <!-- 百度統(tǒng)計(jì) --> </div> <script src="js/jquery.min.js"></script> <!-- jq插件 --> <script src="js/jquery.SuperSlide.2.1.1.js?v=20160901"></script> <!-- 輪播圖插件 --> <script src="js/public.js"></script> <footer> <div class="friendship-link"> <p>感谢您访问我们的网站，您可能还对以下资源感兴趣：</p> <a href="http://cpzyc.cn/" title="久久九九99">久久九九99</a> <div class="friend-links"> </div> </div> </footer> <script> (function(){ var bp = document.createElement('script'); 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