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首頁(yè) >> 新聞資訊 >>行業(yè)動(dòng)態(tài) >> 振動(dòng)時(shí)效原理通俗介紹
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振動(dòng)時(shí)效原理通俗介紹

     振動(dòng)時(shí)效的原理是將一個(gè)具有偏心重塊的激振器固定在被振構件上,對構件施加一交變的周期外力

一周期外力與殘余應力疊加達到或超過(guò)材料的屈服極限時(shí),就會(huì )使構件局部產(chǎn)生塑性變形或晶格滑移,

從而降低和均化殘余應力,達到穩定尺寸不變形之目的。

    振前準備階段操作者可根據需要振動(dòng)構件的幾何形狀尺寸、大小、噸位、長(cháng)寬高的比例等,

用專(zhuān)用膠墊對構件進(jìn)行支撐。將振動(dòng)時(shí)效配套激振器用專(zhuān)用卡具剛性的固定在適當部位,卡具需擰緊,

防止振動(dòng)時(shí)松動(dòng),造成電機損壞。拾感器吸在構件的振幅較大處。激振器的檔位應根據構件的振幅從小到大進(jìn)行調整,

偏心的緊固螺絲用內六角扳手擰緊,防止滑檔。

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