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金属加工中钻孔工艺,这些必须得懂!   

作者:迅鹏科技 来源:迅鹏官网 点击:

  金属加工中钻孔工艺,这些必须得懂!钻头作为孔加工中最为常见的刀具,被广泛应用于机械制造中,特别是对于冷却装置、发电设备的管板和蒸汽发生器等零件孔的加工等,应用面尤为广泛和重要。
金属加工中钻孔工艺,这些必须得懂!   图

  1、钻削的特点

  ZUANTOUTONGCHANGYOULIANGGEZHUQIEXUEREN,JIAGONGSHI,ZUANTOUZAIHUIZHUANDETONGSHIJINXINGQIEXUE。ZUANTOUDEQIANJIAOYOUZHONGXINZHOUXIANZHIWAIYUANYUELAIYUEDA,YUEJIEJINWAIYUANBUFENZUANTOUDEQIEXUESUDUYUEGAO,XIANGZHONGXINQIEXUESUDUDIJIAN,ZUANTOUDEXUANZHUANZHONGXINQIEXUESUDUWEILING。ZUANTOUDEHENGRENWEIYUHUIZHUANZHONGXINZHOUXIANFUJIN,HENGRENDEFUQIANJIAOJIAODA,WURONGXIEKONGJIAN,QIEXUESUDUDI,YINERHUICHANSHENGJIAODADEZHOUXIANGKANGLI。RUGUOJIANGHENGRENRENKOUXIUMOCHENGDIN1414ZHONGDEAXINGHUOCXING,ZHONGXINZHOUXIANFUJINDEQIEXUERENWEIZHENGQIANJIAO,ZEKEJIANXIAOQIEXUEKANGLI,XIANZHUTIGAOQIEXUEXINGNENG。

  GENJUGONGJIANXINGZHUANG、CAILIAO、JIEGOU、GONGNENGDENGDEBUTONG,ZUANTOUKEFENWEIHENDUOZHONGLEI,LIRUGAOSUGANGZUANTOU(MAHUAZUAN、QUNZUAN、BIANZUAN)、ZHENGTIYINGZHIHEJINZUANTOU、KEZHUANWEIQIANKONGZUAN、SHENKONGZUAN、TAOLIAOZUANHEKEHUANTOUZUANTOUDENG。

  2、断屑与排屑

  ZUANTOUDEQIEXUESHIZAIKONGJIANXIAZHAIDEKONGZHONGJINXING,QIEXIEBIXUJINGZUANTOURENGOUPAICHU,YINCIQIEXIEXINGZHUANGDUIZUANTOUDEQIEXUEXINGNENGYINGXIANGHENDA。CHANGJIANDEQIEXIEXINGZHUANGYOUPIANZHUANGXIE、GUANZHUANGXIE、ZHENZHUANGXIE、ZHUIXINGLUOXUANXIE、DAIZHUANGXIE、SHANXINGXIE、FENZHUANGXIEDENG。

  ZUANXUEJIAGONGDEGUANJIAN--QIEXIEKONGZHI

  DANGQIEXIEXINGZHUANGBUSHIDANGSHI,JIANGCHANSHENGYIXIAWENTI:

  ①XIWEIQIEXIEZUSAIRENGOU,YINGXIANGZUANKONGJINGDU,JIANGDIZUANTOUSHOUMING,SHENZHISHIZUANTOUZHEDUAN(RUFENZHUANGXIE、SHANXINGXIEDENG);

  ②ZHANGQIEXIECHANRAOZUANTOU,FANGAIZUOYE,YINQIZUANTOUZHESUNHUOZUAIQIEXUEYEJINRUKONGNEI(RULUOXUANXIE、DAIZHUANGXIEDENG)。

  RUHEJIEJUEQIEXIEXINGZHUANGBUSHIDANGDEWENTI:

  ①KEFENBIEHUOLIANHECAIYONGZENGDAJINJILIANG、DUANXUJINJI、XIUMOHENGREN、ZHUANGDUANXIEQIDENGFANGFAGAISHANDUANXIEHEPAIXIEXIAOGUO,XIAOCHUYINQIEXIEYINQIDEWENTI。

  ②KESHIYONGZHUANYEDEDUANXIEZUANTOUDAKONG。LIRU:ZAIZUANTOUDEGOUCAOZHONGZENGJIASHEJIDEDUANXIERENJIANGQIEXIEDADUANCHENGWEIGENGRONGYIQINGCHUDESUIXIE。SUIXIESHUNCHANGDIYANZHEGOUCAOPAICHU,BUHUIFASHENGZAIGOUCAONEIDUSAIDEXIANXIANG。YINERXINXINGDUANXIEZUANHUODELEBICHUANTONGZUANTOULIUCHANGXUDUODEQIEXUEXIAOGUO。

  同时短碎的铁屑使冷却液更容易流至钻尖,进一步改善了加工过程中的散热效果和切削性能。而且因为新增的断屑刃穿了钻头的整个沟槽,经过多次修磨之后依然能够保持其形状和功能。除上述功能改善外,值得一提的是该设计强化了钻体的刚性,显著地增加了单次修磨前钻孔的数量。
金属加工中钻孔工艺,这些必须得懂!   图

  3、钻孔精度

  KONGDEJINGDUZHUYAOYOUKONGJINGCHICUN、WEIZHIJINGDU、TONGZHOUDU、YUANDU、BIAOMIANCUCAODUYIJIKONGKOUMAOCIDENGYINSUGOUCHENG。

  ZUANXUEJIAGONGSHIYINGXIANGBEIJIAGONGKONGJINGDUDEYINSU:

  ①ZUANTOUDEZHUANGJIAJINGDUJIQIEXUETIAOJIAN,RUDAOJIA、QIEXUESUDU、JINJILIANG、QIEXUEYEDENG;

  ②ZUANTOUCHICUNJIXINGZHUANG,RUZUANTOUZHANGDU、RENBUXINGZHUANG、ZUANXINXINGZHUANGDENG;

  ③GONGJIANXINGZHUANG,RUKONGKOUCEMIANXINGZHUANG、KONGKOUXINGZHUANG、HOUDU、ZHUANGKAZHUANGTAIDENG。

  YISHANGJIUSHI“JINSHUJIAGONGZHONGZUANKONGGONGYI,ZHEIXIEBIXUDEDONG!”DENEIRONG,XIWANGDUININYOUBANGZHU。CHULEYISHANGDENEIRONG,ZUANKONGGONGYIDAQUANHAIYOUHENDUODEZHISHIZHIDETIANBOTIYUQUXUEXIHEZHUYI,XIANGLEJIEGENGDUODEJINSHUJIAGONGZHONGZUANKONGGONGYIZHISHI,CHIXUGUANZHUXUNPENGKEJI,BUJIANDUANXINXIGONGNIXUANZE、XUEXI、TISHENG。

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