<output id="bb7hn"><font id="bb7hn"><p id="bb7hn"></p></font></output><font id="bb7hn"></font>

<video id="bb7hn"><output id="bb7hn"></output></video>

<p id="bb7hn"><output id="bb7hn"></output></p>
<p id="bb7hn"><output id="bb7hn"><listing id="bb7hn"></listing></output></p>
<p id="bb7hn"><output id="bb7hn"></output></p>
<video id="bb7hn"></video><noframes id="bb7hn">
<p id="bb7hn"><delect id="bb7hn"></delect></p>

<video id="bb7hn"><output id="bb7hn"><delect id="bb7hn"></delect></output></video>
<p id="bb7hn"></p>

<p id="bb7hn"><delect id="bb7hn"><listing id="bb7hn"></listing></delect></p>
<p id="bb7hn"><delect id="bb7hn"><font id="bb7hn"></font></delect></p>

<video id="bb7hn"><output id="bb7hn"><font id="bb7hn"></font></output></video>

<p id="bb7hn"></p><video id="bb7hn"><output id="bb7hn"><delect id="bb7hn"></delect></output></video>

<video id="bb7hn"><output id="bb7hn"><font id="bb7hn"></font></output></video>
<p id="bb7hn"><delect id="bb7hn"></delect></p>

<p id="bb7hn"><p id="bb7hn"></p></p>
<video id="bb7hn"><output id="bb7hn"><delect id="bb7hn"></delect></output></video>

<p id="bb7hn"></p>
<video id="bb7hn"><output id="bb7hn"></output></video>

 
183-0548-8999
方澤機械
 高端品牌
精湛工藝 品質至上
打造中國五金?
Build a high-end brand of Chinese hardware
精湛工藝,品質至上,打造國內五金高端品牌
新聞中心
截齒的正面區磨損情況分析
來源: | 作者:佚名 | 發布時間: 2021-09-26 | 330 次瀏覽 | 分享到:


     說到煤截齒,礦山工作人員都知道其是應用在礦山開采中重要的設備之一。但我們使用過程中,會遇到很讓人頭疼的問題,比如煤截齒易磨損的問題。截齒為什么會出現磨損呢?下面截齒生產人員為大家分析一下截齒哪些部位易磨損。

      截齒磨損的部位主要有齒刀、正面區刮刀和邊緣區刮刀。它的磨損會分為正常磨損和異常磨損,這三個方面都有這樣的磨損現象。我們先來看一下正面區的磨損情況。

     正面區刮刀磨損也是分為正常磨損和異常磨損,正常磨損:刮刀刮削土層、砂礫層和被滾刀擠碎的巖層時所形成的磨損。異常磨損:由于滾刀刀圈掉落,在刀盤同一圓周上的刮刀就直接承受掘進工作面的載荷,刮刀和掘進工作面的相對摩擦,就導致刮刀嚴重偏磨。而在齒刀的磨損情況中,正常磨損是齒刀切削土層和砂礫層所形成的磨損,而異常磨損是由于換刀不及時在硬巖區的磨損。


日韩人妻无码专区免费 成人综合网 午夜男女生活片牲交看得见 国产精品无码一二区免费 狠狠色合综情丁香五月 精品国产AV一二区
<output id="bb7hn"><font id="bb7hn"><p id="bb7hn"></p></font></output><font id="bb7hn"></font>

<video id="bb7hn"><output id="bb7hn"></output></video>

<p id="bb7hn"><output id="bb7hn"></output></p>
<p id="bb7hn"><output id="bb7hn"><listing id="bb7hn"></listing></output></p>
<p id="bb7hn"><output id="bb7hn"></output></p>
<video id="bb7hn"></video><noframes id="bb7hn">
<p id="bb7hn"><delect id="bb7hn"></delect></p>

<video id="bb7hn"><output id="bb7hn"><delect id="bb7hn"></delect></output></video>
<p id="bb7hn"></p>

<p id="bb7hn"><delect id="bb7hn"><listing id="bb7hn"></listing></delect></p>
<p id="bb7hn"><delect id="bb7hn"><font id="bb7hn"></font></delect></p>

<video id="bb7hn"><output id="bb7hn"><font id="bb7hn"></font></output></video>

<p id="bb7hn"></p><video id="bb7hn"><output id="bb7hn"><delect id="bb7hn"></delect></output></video>

<video id="bb7hn"><output id="bb7hn"><font id="bb7hn"></font></output></video>
<p id="bb7hn"><delect id="bb7hn"></delect></p>

<p id="bb7hn"><p id="bb7hn"></p></p>
<video id="bb7hn"><output id="bb7hn"><delect id="bb7hn"></delect></output></video>

<p id="bb7hn"></p>
<video id="bb7hn"><output id="bb7hn"></output></video>