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纵向加热整体淬火
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超音频淬火设备进行纵向加热淬火的频率选择
ZONGXIANGJIAREYUANLIJIEJINYUPINGMIANJIARE,SHILIYONG“LINJINXIAOYING”JIAREDE,ERPINLVYUEGAO,LINJINXIAOYINGYUEQIANGLIE,CONGERTIGAOLEJIAREXIAOLV。JIYUSHANGSHUYUANYIN,LIYONGCHAOYINPINCUIHUOSHEBEIJINXINGGANYINGCUIHUOSHI,SHIYONGZONGXIANGJIARECUIHUOFA,DIANLIUPINLVYIXUANYONG20~30kHz。
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阶梯轴利用超音频淬火设备进行淬火时,如必须从小直径段开始加热淬火,应另加一个辅助喷水圈,以消除喷射“死角”造成的末端淬火带或回火软带,且此时工件的移动速度要有所降低;对于直径较大的中碳钢件,纵向连续淬火时,工件必须强烈冷却,否则由于深层的热能较多,产生高温自回火,淬不硬。
ZONGJIE:YISHANGJISHIHONGRIDIANZIXIAOBIANZHENGLIDEYOUGUAN《CHAOYINPINCUIHUOSHEBEIJINXINGZONGXIANGJIARECUIHUODEPINLVXUANZE》DEDAZHINEIRONG,XIWANGDUIPENGYOUMENNENGGOUYOUSUOBANGZHU,RUYOUSHULOUZHENGCHAIQINGPIPINGZHIZHENG。XIANGYAOLEJIEGENGDUOYOUGUANCHAOYINPINCUIHUOSHEBEIDEQITAXINXIQINGSHOUZANGBENZHANJISHIGUANZHUBENZHANGENGXIN。(gideondsouza.com)