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数控机床加工中如何减少铣削过程中的振动?

作者:迅鹏科技 来源:迅鹏官网 点击:

  数控机床加工中如何减少铣削过程中的振动?因为在铣削中,可能因切削刀具、刀柄、机床、工件或夹具的局限性而产生振动。要减少振动,需要考虑一些策略。以下是从事数控机床操作几十年的老工人总结出来的干货,希望能解决您面临的减少铣削过程震动的问题带来的焦虑。
数控机床加工中如何减少铣削过程中的振动?图

  01、切削刀具

  (1)DUIYUMIANXIAN,BIXUKAOLVQIEXUELIDEFANGXIANG:

  1)SHIYONG90°XIANDAOSHI,QIEXUELIZHUYAOJIZHONGYUJINGXIANG。ZAIZHANGXUANSHENGONGKUANGXIA,ZHEIHUISHIXIANDAOFASHENGPIANBAI;DANSHI,ZAIXIANXUEBOBI/ZHENDONGMINGANLINGJIANSHI,DIZHOUXIANGLISHIYOULIDE

  2)45°XIANDAONENGGOUCHANSHENGJUNYUNFENBUDEZHOUXIANGLIHEJINGXIANGLI

  3)YUANDAOPIANXIANDAOJIANGDABUFENLIYANZHEZHUZHOUXIANGSHANGYINDAO,TEBIESHIZAIQIESHENJIAOXIAOSHI。CIWAI,10°XIANDAOJIANGZHUYAODEQIEXUELICHUANDIDAOZHUZHOUZHONG,CONGERJIANSHAOYINZHANGDAOJUXUANSHENERCHANSHENGDEZHENDONG

  (2)WEIGONGXUXUANZEJINKENENGXIAODEZHIJING

  (3)DCYINGBIaeDA20-50%

  (4)XUANZESHUCHIHE/HUOBUDENGCHIJUXIANDAO

  (5)ZHONGLIANGQINGDEXIANDAOSHIYOULIDE,LIRUCAIYONGLVHEJINDAOTIDEXIANDAO

  DUIYUBUWENDINGDEBOBIGONGJIAN,SHIYONGDAZHUPIANJIAO=XIAOZHOUXIANGQIEXUELI;ZAIZHANGDAOJUXUANSHENGONGKUANGXIA,SHIYONGXIAOZHUPIANJIAO = GAOZHOUXIANGQIEXUELI。

  02、刀柄

  SHIYONGCoromant Capto®MOKUAIHUADAOBINGXITONGNENGGOUZUZHUANGCHUSUOXUZHANGDUDEDAOJU,TONGSHIBAOCHIGAOWENDINGXINGHEZUIXIAOTIAODONGLIANG。

  1)SHIDAOJUZONGCHENGBAOCHIJINKENENGGAODEGANGXINGHEJINKENENGDUANDEZHANGDU

  2)XUANZEJINKENENGDADEJIEGANZHIJING/CHICUN

  3)SHIYONGSHIHEGUOCHICUNXIANDAODECoromant Capto®JIEGAN,BIMIANSHIYONGSUOJINGJIEGAN

  4)DUIYUXIAOCHICUNXIANDAO,RUYOUKENENG,SHIYONGZHUIXINGJIEGAN

  5)ZAIZUIHOUYICIZOUDAOWEIYULINGJIANSHENCHUDEGONGXUZHONG,ZAIYUDINGWEIZHIGAIYONGJIAZHANGDAOJU。GENJUMEIZHONGDAOJUZHANGDUDIAOZHENGQIEXUECANSHU

  6)RUGUOZHUZHOUZHUANSUCHAOGUO20000 rpm,ZESHIYONGJINGGUODONGPINGHENGDEQIEXUEDAOJUHEDAOBING

  GUOCHICUNXIANDAO

  WUBISHIYONGJINKENENGDUANDEDAOJUZHANGDU,LUXUJIAZHANGZHANGDU

  03、减振铣刀

  RUGUOXUANSHENDAYU4BEIDAOJUZHIJING,ZEXIANXUEZHENDONGQUSHIKENENGBIANDEGENGMINGXIAN,Silent Tools™JIANZHENXIANDAONENGGOUXIANZHUTIGAOSHENGCHANLV。

  04、切削刃

  YAOJIANGDIQIEXUELI:

  1)XUANZEJUYOUFENGLIQIEXUERENDEQINGZAICAOXING-LHEBOTUCENGCAIZHI

  2)SHIYONGJUYOUXIAODAOJIANYUANHUBANJINGHEXIAOPINGXINGRENDAIDEDAOPIAN

  YOUSHI,KETONGGUOWEIXITONGZENGJIAGENGDUOZUNILAIJIANSHAOZHENDONGQUSHI。SHIYONGFUQIANJIAOGENGDADEQIEXUERENCAOXINGHELVEWEIMOSUNDEQIEXUEREN。

  05、切削参数和刀具路径编程

  1)WUBIXIANGDUIYUXIANXUEBIAOMIANPIANZHONGXINDINGWEIXIANDAO

  2)DUIYUKAPR 90°ZHANGRENXIANDAOHUOLIXIANDAO,SHIYONGXIAOJINGXIANGQIESHEN (ZUIDAae = 25%×DC) HEDAZHOUXIANGQIESHEN (ZUIDAap = 100%×De)

  3)MIANXIANSHI,SHIYONGXIAOQIESHENapHEGAOJINJIfzYIJIYUANDAOPIANHUOJUYOUXIAOZHUPIANJIAODEGAOJINJIXIANDAO

  4)TONGGUODAYUANHUZOUDAOBIANCHENGBIMIANZAIGUAIJIAOZHONGCHUXIANZHENDONG,CANJIANNEIGUAIJIAOXIANXUE

  5)RUGUOQIEXIEHOUDUBIANDEGUOBO,ZEQIEXUERENJIANGGUACENGERBUSHIQIEXUE,CONGERCHANSHENGZHENDONG。ZAIZHEIZHONGQINGKUANGXIA,YINGZENGJIAMEICHIJINJILIANG

  06、机床

  JICHUANGZHUANGKUANGKENENGDUIXIANXUEZHENDONGQUSHICHANSHENGJIAODADEYINGXIANG。ZHUZHOUZHOUCHENGHUOJINJIJIGOUGUODUMOSUNJIANGDAOZHIJIAOCHADEJIAGONGXINGNENG。JINSHENXUANZEJIAGONGCELVEHEQIEXUELIFANGXIANG,YICHONGFENLIYONGJICHUANGWENDINGXING。

  每个机床主轴都有易于振动的不稳定区域。稳定切削区域由稳定性图描述,并随转速的增加而增大。即使低至50 rpm的转速增幅也能使切削过程从振动的不稳定状态变为稳定状态。
数控机床加工中如何减少铣削过程中的振动?图

  07、工件及其夹具

  XIANXUEBOBI/YOUDIZUODELINGJIANSHIYIJI/HUOZHEJIAJUGANGXINGJIAOCHASHI,KAOLVYIXIAJIDIAN:

  1)JIAJUYINGJIEJINJICHUANGGONGZUOTAI

  2)CHAOXIANGJICHUANG/JIAJUQIANGDUZUIGAODEWEIZHIYOUHUADAOJULUJINGHEJINJIFANGXIANG,YIHUODEZUIWENDINGDEQIEXUETIAOJIAN

  3)BIMIANYANZHEGONGJIANWEISHOUDAOCHONGFENZHICHENGDEFANGXIANGJIAGONG

  4)DANGJIAJUHE/HUOGONGJIANZAIMOUGETEDINGFANGXIANGSHANGDEGANGXINGJIAOCHASHI,NIXIANNENGGOUJIANSHAOZHENDONGQUSHI

  DANGJIAJUGANGXINGJIAOCHASHI,SHIYONGCHAOXIANGJICHUANGGONGZUOTAIDEJINJIFANGXIANG

  QINGZHUYI,YINGYIDIERCIQIEXUEQIESHENDE1/2ZHIXINGDIYICIQIEXUE,YIDISANCIQIEXUEQIESHENDE1/2ZHIXINGDIERCIQIEXUE,YICILEITUI。

  YISHANGJIUSHISHUKONGJICHUANGJIAGONGZHONGRUHEJIANSHAOXIANXUEGUOCHENGZHONGDEZHENDONGDENEIRONG,XIWANGDUININYOUBANGZHU,QISHIZAISHUKONGJICHUANGJIAGONGGUOCHENGZHONGNANMIANHUICHUXIANWENTIHEGUZHANG,ZUOWEICAOZUOZHETIANBOTIYUZHIYAOYONGYOUGAIFANGMIANDEZHISHICHUBEIJIUNENGCONGRONGMIANDUIJIEJUE,SUOYI,YAOXIANGRANGZIJIDEGONGZUOGENGSHUNLIJINXING,TIANBOTIYUBUDANYAOZUOHAOCAOZUOGENGYAOXUEXIYIDINGDEZHISHI,RANGZIJIGENGYOUJIAZHI。

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