2020年六开奖彩结果

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国内外高性能机床用轴承 技术水平差异分析

2020年六开奖彩结果1.jiaojiechuqiuzhouchengdianzhuzhoulingyu

    guoneixianyoushuiping:zaijiagongzhongxinheshukongxianchuangdianzhuzhoufangmian,luoyangzhouchengyanjiusuokaifaleyouqirunhuaxingjiagongzhongxindianzhuzhou,edinggonglvhezuigaozhuansuda22kw、24000r/min;hunandaxueyanzhideyongcitongbuxingjiagongzhongxindianzhuzhou,edinggonglv35kw,zuigaozhuansu18000r/min,jingxiangyuantiaodong1.5μm,dongpinghengjingdug0.4,peibeihsk-a63daobing,caiyongyouqirunhuaheqiangzhishuilengfangshi。shenyangjianzhudaxuekaifagaosudagonglvtaociqiuzhouchengdianzhuzhoudanyuanzuigaozhuansudadao30000r/min,gonglvda20kw;yanzhikaifadewuneiquanshiquantaocidianzhuzhoudanyuanzuigaozhuansudadao30000r/min,zuidagonglvdadao15kw,huizhuanjingdu≤±1μm。zaimoyongdianzhuzhoufangmian,luoyangzhouchengyanjiusuozhuzhouchanpindmnzhidadao170~200wanmm·r/min;zhouchengtaoquanmoyongdianzhuzhouzuidagonglvweida32kw(s6~60%),zuigaozhuansuwei120000r/min;gaotieguidaobanmoyongdianzhuzhouda150kw(s1~100%),zuigaozhuansu2000r/min;gongzuoshoumingpubianzai1500~2000h。

    guojixianjinjishushuiping:zaijiagongzhongxinheshukongxianchuangdianzhuzhoufangmian,guojishangyouzhirunhuaxingjiagongzhongxinyongdianzhuzhouzuigaozhuansuwei60000r/min,youqirunhuaxingshukongxianzuigaozhuansuwei140000r/min,erdagonglvdianzhuzhoudegonglvkeda80kw,zhuansuwei10000r/min,qizuidazhuanjukeda380n·m。zaimoyongdianzhuzhoufangmian,guojizhuzhouchanpindezhouchengdmnzhigaoda240wanmm·r/min,xuanyongyouqirunhuafangshi,shuchugonglvpubianbishangyidaichanpinzengjia50%zuoyou,qigongzuoshoumingyipubianzengzhang50%zuoyou。

    guojiashukongjichuangzhongdazhuanxiangjishumubiao:①edinggonglvhezuigaozhuansuwei50kw、20000r/min(lingliangkuanwei30kw、30000r/minhe10kw、40000r/min)。②juyouzhouchengdongtaiyujindiaozhenggongneng。③pingjunwuguzhangyunxingshijian≥5000h。④zhuzhouhuizhuanjingdu<1.0μm。⑤zhouxitonggangdu≥300n·μm。⑥dongpinghengjingdug0.4ji。⑦henggonglv>14。⑧zhuansubodongfanwei0.04%yixia。⑨czhouweizhikongzhijingdu10″。⑩gaofenbianlvbianmaqijiekouzuidakezhichi17weibianmaqi(131072maichong/r)。11.juyouliangzhongxianchangzongxianjiekou。

2020年六开奖彩结果    2.yeti(dong)jingyazhouchengdianzhuzhoulingyu

    guoneixianyoushuiping:shanghaiyuanchuangjingmijichuangzhuzhouyouxiangongsiyanzhideyeti(dong)jingyadianzhuzhou,edinggonglvhezuigaozhuansudadao34kw、8500r/min,jingxiangtiaodong1μm。dongfangjingyigongsishengchandeyeti(dong)jingyadianzhuzhou,edinggonglv/zuigaozhuansudadao17kw、8000r/min,jingxiangtiaodong1μm,jingxianggangdu>500n·μm。hunandaxuezhenduichaogaosuwaiyuan/tulunzhoumochuangkaifalediandongjineizhishiyeti(dong)jingyadianzhuzhou,edinggonglvhezuigaozhuansuda35kw、10000r/min,jingxiangyuantiaodong1μm;tongshihaizhenduigaosuneiyuanmochuang,kaifale12kw、30000r/mindiandongjineizhuangshiyetidongjingyadianzhuzhou。beijinghangkonghangtiandaxuexiashudebeijingbeihangjingmiyouxiangongsikaifalexilie(dong)jingyazhuzhouchanpin,edinggonglvhezuigaozhuansudadao7.5kw、48000r/min,huizhuanjingdunengdadao0.5μmyinei。zaineiyuanmo(dong)jingyazhuzhoufangmian,guoneiyishengchanzhuansuda20000r/min,zhuzhouzhijing28mmdezhuzhouchanpin。muqianguoneiyeti(dong)jingyazhuzhoudehuizhuanjingduzuigaonengdadao0.1μm。

    guojixianjinshuiping:deguohypostatikgongsikaifadewaiyuanmodianzhuzhou,zuigaogongzuozhuansuwei7600r/min,gonglvwei50kw,shalunjingxianggangdu>320n·μm;tulunmoaomianmoxuezhuzhou,zhuansu25000/35000r/min,shalunjingxianggangduwei120/60n·μm;xianxuejingyadianzhuzhou,zuigaogongzuozhuansuwei42000r/min,gonglvwei15kw,zhouchenggangduwei200/160n·μm。yingguocranfieldprecisiongongsikaifadeyetijingyazhuzhouzuigaozhuansuwei15000r/min,gongyouyaliwei3.5mpa,jingxiang/zhouxianggangduwei200/440n·μm,huizhuanjingduda0.1μm。


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