安徽快三走势图

ZIXUNREXIAN:400-066-2698

工字钢振动时效

安徽快三走势图GENGXINSHIJIAN:2020/4/26  DIANJISHU:26


GONGZIGANGZUOWEIGANGJIEGOUCHANGYONGXINGGANG,JUYOUGUANGFANDEYINGYONG,QIYINGLIBIXUJINGGUOZHENDONGSHIXIAOJINXINGXIAOCHU。TATONGSHISHIZHENDONGSHIXIAOJISHUYINGYONGZHONGLIANGXINGGONGJIANDEDAIBIAO,TONGGUODUIGONGZIGANGDEZHENDONGSHIXIAOCHANSHUJIGEYINGGAIZHUYIDECAOZUOWENTI。

一、工件的支撑与激振器的装夹位置的确定
总的原则就是支撑垫应该放在工件振型的波节处,应具有弹性;激振器应放在工件振型的波峰处,用专用卡具与工件刚性固定在一起,加速度计应该放在远离激振器
的另一个波峰处。
当工件的  长:宽>3,长:厚>5,既属于梁型工件,橡胶垫应该在距端部2/9长度处,激振器夹在中间,传感器在另一端。如下图


二、振动频率的确定

ZHENDONGSHIXIAODEPINLVYIBANXUANZEZAIYAGONGZHENQUYU,ZAIGONGZHENGAOFENGDE1/3~2/3SUODUIYINGDEPINLVFANWEINEI。HUAYUNHKXILIEZHENDONGSHIXIAOSHEBEINENGGOUSHIXIANZIDONGKONGZHIZHENGTAOSHEBEIDUIGONGJIANDEPINLV、ZHENDONGQINGKUANGCEDING,BINGJICHUSHUJUJIQUXIAN,WUXURENGONGGANYU,ZHIXUYAOANDONGYIXIAANNIUJIKEWANCHENG。

SAN、DONGYINGLIDEQUEDING

JINGGUOXUDUOYANJIUBIAOMING,YONGGUOZAIXISHUKSUOBIAOSHIDEYUANSHICANYUYINGLIHEDONGYINGLIZHIZHIBI,JIK=DONGYINGLI/CANYUYINGLI,NENGTIXIANZHENDONGSHIXIAOGONGYIZHONGTAMENDEYICUNGUANXI,ZILIAOZHICHU,YIBANK=0.45WEIYI。HKXILIEZHENDONGSHIXIAOSHEBEIJUBEIZIDONGPANDUANDONGYINGLISHIFOUHESHIDEGONGNENG,RUGUODONGYINGLIBUGOU,XIANSHIPINGHUIXIANSHIJIADADONGYINGLIDEZHILING。RUGUODONGYINGLIGUODA,ZEHUIZIDONGGUANJI,BIMIANYINQIBULIANGHOUGUO。

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