【正文】 測技術(shù)畢業(yè)論文畢業(yè)設(shè)計(jì)（論文） （ 2012 屆）設(shè)計(jì)(論文)題目： 磁粉檢測 通用工藝規(guī)程 系 部： 機(jī)械工程技術(shù)系 班 級： 無損檢測0911 學(xué) 生 姓 名： 指 導(dǎo) 教 師： 二0一二 年 六 月 一 日摘要磁粉檢測是將鋼鐵等鐵磁性材料制作的工件予以磁化，利用其缺陷部位能吸附磁粉的特征，依磁粉分布顯示被探測物體表面缺陷和近表面缺陷的探傷方法，縮寫為MT。智能化設(shè)備已生產(chǎn)應(yīng)用光電掃描圖像識別的磁粉探傷機(jī)已研制成功。磁粉檢測的能力，取決于施加磁場的大小和缺陷的延伸方向，還與缺陷的位置、大小和形狀等因素有關(guān)。磁粉檢測設(shè)備的分類形式也不一樣，常見的磁粉檢測設(shè)備有攜帶式探傷機(jī)如電磁軛、交叉磁軛、帶電極觸頭的小型磁粉探傷機(jī)或永久磁鐵等。The phase controller using thyristor technology power， can replace the lotus root stepless adjusting magnetization current transformer，magnetic powder detection equipment for our country electronic and the basic foundation miniaturization。 workpiece magnetized by the existence of continuity，to make the work surface and near surface of magnetic induction line to occur from local distortion leakage magnetic field，on the surface of the adsorption of magnetic powder，in the right light visual visible magnetic image formation, which shows the location of the continuity not size and shape and severity。 Magnetic particle testing equipment have magnetic powder (fluorescent powder and the fluorescent powder) in liquid (water in liquid and carrying oilbase liquid) magnetic levitation liquid contrast enhancement agent standard specimens and standard test blocks and so on magnetic powder detection equipment classification form is different also，mon magnetic powder testing equipment portable testing machine such as electromagnetic yoke cross magnetic yoke contacts with electrodes small magnetic。Keywords magnetic particle testing facility equipment technological procedure29目錄第一章 概訴 …………………………………………………1………………………………………………………………………2……………………………………………………4第二章 磁粉檢測物理基礎(chǔ) 磁粉探傷中的相關(guān)物理量……………………………………………………4 鐵磁性材料……………………………………………………………………6……………………………………………………………………7…………………………………………………………………………7第三章 磁化電流和磁化方法………………………………………………………………………9………………………………………………………………………11……………………………………………………………………………….........................................................