鉆削(xue)是(shi)一(yi)種已使用(yong)上(shang)千年的(de)(de)加(jia)工(gong)工(gong)藝。其(qi)根源可追湖至古埃及(ji)，那時金字塔的(de)(de)建造(zao)者通過(guo)在石材上(shang)鉆孔(kong)來(lai)(lai)建造(zao)巨大(da)的(de)(de)結構。從(cong)當今的(de)(de)標準(zhun)來(lai)(lai)看，早(zao)期的(de)(de)加(jia)工(gong)方法較原始。隨著制造(zao)業工(gong)業化進程(cheng)的(de)(de)發展，工(gong)件(jian)材料的(de)(de)進步(bu)和(he)對(dui)更(geng)高精度的(de)(de)需求(qiu)促使了鉆削(xue)技(ji)術的(de)(de)進步(bu)。在一(yi)些(xie)制造(zao)設(she)備(bei)上(shang)，如需要機械加(jia)工(gong)的(de)(de)設(she)備(bei)，鉆削(xue)是(shi)產品成形(xing)的(de)(de)一(yi)部分。對(dui)于其(qi)他(ta)類型的(de)(de)制造(zao)如食品生(sheng)產，鉆削(xue)不是(shi)產品成形(xing)的(de)(de)一(yi)部分，但會用(yong)于機器和(he)設(she)施的(de)(de)維(wei)護。因此，可以確定地(di)說，孔(kong)加(jia)工(gong)是(shi)所(suo)有現代制造(zao)的(de)(de)關鍵工(gong)藝ZSD淺孔(kong)鉆刀(dao)具在實際(ji)加(jia)工(gong)應用(yong)中逐步(bu)替代進口產品，取得了良好(hao)效果(guo)。上(shang)海ZTD淺孔(kong)鉆批發

重(zhong)新刃(ren)(ren)(ren)(ren)磨(mo)(mo)(mo)鉆(zhan)頭時(shi)，比(bi)較好使(shi)用鉆(zhan)頭刃(ren)(ren)(ren)(ren)磨(mo)(mo)(mo)專用機床或萬能工具(ju)磨(mo)(mo)(mo)床，這對保證(zheng)鉆(zhan)頭使(shi)用壽(shou)命和加(jia)(jia)工精度非常(chang)重(zhong)要。如(ru)原(yuan)來的(de)鉆(zhan)型(xing)加(jia)(jia)工狀態良(liang)好，可按(an)原(yuan)鉆(zhan)型(xing)重(zhong)磨(mo)(mo)(mo)；如(ru)原(yuan)鉆(zhan)型(xing)有(you)缺(que)陷，可按(an)使(shi)用目(mu)的(de)適當改進(jin)后(hou)(hou)面形(xing)狀和進(jin)行橫刃(ren)(ren)(ren)(ren)修(xiu)磨(mo)(mo)(mo)。刃(ren)(ren)(ren)(ren)磨(mo)(mo)(mo)時(shi)應(ying)注(zhu)意(yi)以(yi)下幾點：1.防(fang)止過熱(re)，避(bi)免降低鉆(zhan)頭硬度；2.應(ying)將鉆(zhan)頭上的(de)損傷(shang)(尤(you)其是(shi)刃(ren)(ren)(ren)(ren)帶棱面部位的(de)損傷(shang))全部除(chu)去(qu)；3.鉆(zhan)型(xing)應(ying)對稱；4.刃(ren)(ren)(ren)(ren)磨(mo)(mo)(mo)中注(zhu)意(yi)不(bu)要碰傷(shang)刃(ren)(ren)(ren)(ren)口，并應(ying)除(chu)去(qu)刃(ren)(ren)(ren)(ren)磨(mo)(mo)(mo)后(hou)(hou)的(de)毛刺；5.對于硬質(zhi)合金鉆(zhan)頭，刃(ren)(ren)(ren)(ren)磨(mo)(mo)(mo)形(xing)狀對鉆(zhan)頭性能影響很(hen)大，出廠時(shi)的(de)鉆(zhan)型(xing)是(shi)經科學設計、反(fan)復試驗得出的(de)比(bi)較好鉆(zhan)型(xing)，因此重(zhong)新刃(ren)(ren)(ren)(ren)磨(mo)(mo)(mo)時(shi)一般(ban)應(ying)保持原(yuan)刃(ren)(ren)(ren)(ren)型(xing)。深圳淺(qian)孔鉆(zhan)供應(ying)商淺(qian)孔鉆(zhan)可以(yi)進(jin)行插(cha)銑，但(dan)有(you)注(zhu)意(yi)事項，具(ju)體可以(yi)參考樣(yang)本技術資(zi)料(liao)。

U鉆(zhan)(zhan)(zhan)（快速(su)(su)(su)(su)(su)鉆(zhan)(zhan)(zhan)）加工(gong)相關參數計算(suan)方法：鉆(zhan)(zhan)(zhan)頭(tou)(tou)鉆(zhan)(zhan)(zhan)速(su)(su)(su)(su)(su)n=(Vc*1000）/（3.14*Dc）Vc（m/min):線速(su)(su)(su)(su)(su)度Dc(mm):鉆(zhan)(zhan)(zhan)頭(tou)(tou)n（rev/min):轉速(su)(su)(su)(su)(su)實例(li)(li)：刀(dao)片線速(su)(su)(su)(su)(su)度100/min，鉆(zhan)(zhan)(zhan)頭(tou)(tou)直徑(jing)(jing)為(wei)20mm，其(qi)鉆(zhan)(zhan)(zhan)頭(tou)(tou)轉速(su)(su)(su)(su)(su)：n=(100*1000)/(3.14*20)≈1600rev/min進給(gei)速(su)(su)(su)(su)(su)度Vf=Fr*nVf（mm/min):進給(gei)速(su)(su)(su)(su)(su)度Fr（mm/rev):每轉進給(gei)量(liang)n（rev/min)；另外主(zhu)軸轉速(su)(su)(su)(su)(su)實例(li)(li)：主(zhu)軸轉速(su)(su)(su)(su)(su)度1600rev/min，每轉進給(gei)量(liang)為(wei)0.1mm/rev,其(qi)進給(gei)速(su)(su)(su)(su)(su)度：Vf=Fr*n=1600*0.1-1600mm/min孔加工(gong)時(shi)間(jian)Tc=(H/Vf）*60Tc(s):加工(gong)時(shi)間(jian)H(mm):鉆(zhan)(zhan)(zhan)孔深(shen)實例(li)(li)：鉆(zhan)(zhan)(zhan)一個直徑(jing)(jing)為(wei)20mm，深(shen)為(wei)40mm的孔，進給(gei)速(su)(su)(su)(su)(su)度為(wei)140mm/min;Tc=(H/Vf）*60=(40/160)*60≈17s。

ZSD淺(qian)(qian)孔(kong)(kong)(kong)(kong)鉆(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)是(shi)(shi)一(yi)種(zhong)(zhong)高(gao)效(xiao)，精確的(de)(de)(de)鉆(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)孔(kong)(kong)(kong)(kong)工具(ju)，廣(guang)泛(fan)(fan)應用(yong)(yong)于各種(zhong)(zhong)金屬(shu)材料的(de)(de)(de)加工中。它(ta)具(ju)有(you)鉆(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)孔(kong)(kong)(kong)(kong)速(su)度快、孔(kong)(kong)(kong)(kong)徑(jing)(jing)精度高(gao)、切削(xue)力小等優點，是(shi)(shi)現代制造業中不可(ke)或缺的(de)(de)(de)重要丁(ding)具(ju)之一(yi)廣(guang)東喜一(yi)數(shu)控(kong)刀(dao)具(ju)有(you)限公(gong)司是(shi)(shi)一(yi)家專業從事(shi)數(shu)控(kong)刀(dao)具(ju)生(sheng)(sheng)產和(he)(he)銷售的(de)(de)(de)企業，我們擁有(you)多年的(de)(de)(de)生(sheng)(sheng)產經驗和(he)(he)技(ji)術(shu)積累(lei)，能(neng)夠(gou)為客戶提供品質好(hao)的(de)(de)(de)ZSD系(xi)列(lie)淺(qian)(qian)孔(kong)(kong)(kong)(kong)鉆(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)。ZSD淺(qian)(qian)孔(kong)(kong)(kong)(kong)鉆(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)采用(yong)(yong)品質好(hao)的(de)(de)(de)鎢鋼(gang)(gang)材料制成，具(ju)有(you)優異的(de)(de)(de)硬度和(he)(he)耐磨性，能(neng)夠(gou)在高(gao)速(su)切削(xue)時保(bao)持穩定的(de)(de)(de)性能(neng)。鉆(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)頭(tou)(tou)的(de)(de)(de)設(she)計采用(yong)(yong)了先(xian)進的(de)(de)(de)幾何形狀和(he)(he)刃口處理技(ji)術(shu)，使(shi)(shi)得鉆(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)孔(kong)(kong)(kong)(kong)速(su)度更快、孔(kong)(kong)(kong)(kong)徑(jing)(jing)更精確、切削(xue)力更小，同時還能(neng)夠(gou)有(you)效(xiao)地降低切削(xue)溫(wen)度，延(yan)長鉆(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)頭(tou)(tou)的(de)(de)(de)使(shi)(shi)用(yong)(yong)壽命。ZSD淺(qian)(qian)孔(kong)(kong)(kong)(kong)鉆(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)適(shi)用(yong)(yong)于各種(zhong)(zhong)金屬(shu)材料的(de)(de)(de)加工，包括鋁合(he)金、銅、鋼(gang)(gang)、不鋼(gang)(gang)等。它(ta)可(ke)以(yi)用(yong)(yong)于鉆(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)孔(kong)(kong)(kong)(kong)，較孔(kong)(kong)(kong)(kong)、擴孔(kong)(kong)(kong)(kong)等多種(zhong)(zhong)加工方式，廣(guang)泛(fan)(fan)應用(yong)(yong)于汽車(che)、航空、航天、機械制造等領(ling)域。淺(qian)(qian)孔(kong)(kong)(kong)(kong)鉆(zhan)(zhan)(zhan)(zhan)(zhan)(zhan)內(nei)刃刀(dao)片轉位(wei)后不影響(xiang)孔(kong)(kong)(kong)(kong)徑(jing)(jing)，外(wai)刃刀(dao)片會影響(xiang)孔(kong)(kong)(kong)(kong)徑(jing)(jing)，但都在可(ke)接受范圍內(nei)。

孔(kong)(kong)(kong)的(de)(de)圓(yuan)度：由(you)于鉆(zhan)頭(tou)的(de)(de)振(zhen)動(dong)，鉆(zhan)出(chu)的(de)(de)孔(kong)(kong)(kong)型(xing)很容(rong)易(yi)呈(cheng)多邊(bian)形(xing)(xing)，孔(kong)(kong)(kong)壁上(shang)出(chu)現像來(lai)復(fu)(fu)線(xian)的(de)(de)紋路。常見的(de)(de)多邊(bian)形(xing)(xing)孔(kong)(kong)(kong)多為(wei)三角(jiao)形(xing)(xing)或五(wu)邊(bian)形(xing)(xing)。產生三角(jiao)形(xing)(xing)孔(kong)(kong)(kong)的(de)(de)原(yuan)(yuan)因(yin)是(shi)鉆(zhan)孔(kong)(kong)(kong)時鉆(zhan)頭(tou)有兩個回轉中(zhong)(zhong)心，它們按每間隔600交(jiao)換一(yi)(yi)次的(de)(de)頻率振(zhen)動(dong)，振(zhen)動(dong)原(yuan)(yuan)因(yin)主要是(shi)切(qie)削(xue)抗力不(bu)平(ping)(ping)衡，當鉆(zhan)頭(tou)轉動(dong)一(yi)(yi)轉后(hou)，由(you)于加工的(de)(de)孔(kong)(kong)(kong)圓(yuan)度不(bu)好(hao)，造成(cheng)第二(er)轉切(qie)削(xue)時抗力不(bu)平(ping)(ping)衡，再次重復(fu)(fu)上(shang)次的(de)(de)振(zhen)動(dong)，但振(zhen)動(dong)相(xiang)位(wei)有一(yi)(yi)定(ding)偏移，造成(cheng)在(zai)孔(kong)(kong)(kong)壁上(shang)出(chu)現來(lai)復(fu)(fu)線(xian)紋路。當鉆(zhan)孔(kong)(kong)(kong)深度達到一(yi)(yi)定(ding)程度后(hou)，鉆(zhan)頭(tou)刃帶棱面與(yu)孔(kong)(kong)(kong)壁的(de)(de)摩擦增大，振(zhen)動(dong)衰(shuai)減(jian)，來(lai)復(fu)(fu)線(xian)消失，圓(yuan)度變好(hao)。這(zhe)種孔(kong)(kong)(kong)型(xing)從縱向剖(pou)面看(kan)孔(kong)(kong)(kong)口(kou)呈(cheng)漏(lou)斗型(xing)。同樣原(yuan)(yuan)因(yin)，切(qie)削(xue)中(zhong)(zhong)還(huan)可能出(chu)現五(wu)邊(bian)形(xing)(xing)、七邊(bian)形(xing)(xing)孔(kong)(kong)(kong)等(deng)。為(wei)消除(chu)該現象(xiang)，除(chu)對夾頭(tou)振(zhen)動(dong)、切(qie)削(xue)刃高度差(cha)、后(hou)面及刃瓣形(xing)(xing)狀(zhuang)不(bu)對稱等(deng)因(yin)素進(jin)行控制外(wai)，還(huan)應采取(qu)提高鉆(zhan)頭(tou)剛性(xing)、提高每轉進(jin)給(gei)量(liang)、減(jian)小后(hou)角(jiao)、修磨橫刃等(deng)措施。U鉆(zhan)也叫淺孔(kong)(kong)(kong)鉆(zhan)、快速鉆(zhan)等(deng)，U鉆(zhan)其實是(shi)一(yi)(yi)種內冷鉆(zhan)頭(tou)，排屑好(hao)，可連續鉆(zhan)孔(kong)(kong)(kong)，這(zhe)使得U鉆(zhan)打孔(kong)(kong)(kong)的(de)(de)效率很高。廣東淺孔(kong)(kong)(kong)鉆(zhan)供應商

對于(yu)孔(kong)徑公差和(he)孔(kong)壁(bi)粗糙(cao)度有特(te)殊要求的，就需要增加后續工序(xu)，如擴孔(kong)、鉸孔(kong)、鏜孔(kong)等。上海(hai)ZTD淺(qian)孔(kong)鉆批發

問：用(yong)了(le)一把淺(qian)孔(kong)(kong)(kong)鉆(zhan)，擴(kuo)孔(kong)(kong)(kong)，側壁(bi)有(you)(you)劃(hua)痕是(shi)什(shen)么(me)原因(yin)(yin)，怎么(me)解決？答：擴(kuo)孔(kong)(kong)(kong)時有(you)(you)劃(hua)痕的(de)(de)原因(yin)(yin)很多。我(wo)們按劃(hua)痕產生的(de)(de)原因(yin)(yin)可(ke)(ke)以(yi)簡單進行分(fen)類。可(ke)(ke)能(neng)性比較高的(de)(de)，刀桿(gan)與孔(kong)(kong)(kong)壁(bi)發(fa)生刮擦(ca)。如轉速(su)太高（刀桿(gan)擺動明(ming)(ming)顯(xian)）、進給(gei)過大(da)（切(qie)(qie)削阻力導致刀桿(gan)變形）、懸伸太長（撓曲變形）；其次，為鐵屑(xie)刮傷孔(kong)(kong)(kong)壁(bi)。可(ke)(ke)以(yi)選用(yong)斷屑(xie)性能(neng)更好的(de)(de)槽型(xing)等(deng)；可(ke)(ke)能(neng)性很小的(de)(de)，旋轉退(tui)刀時刀片刮傷孔(kong)(kong)(kong)壁(bi)。仔細(xi)觀察一下是(shi)什(shen)么(me)原因(yin)(yin)并(bing)做(zuo)相應(ying)的(de)(de)調(diao)整(zheng)進行。說明(ming)(ming)：整(zheng)硬鉆(zhan)頭，結構(gou)對稱(cheng)，因(yin)(yin)此原則上(shang)其徑向(xiang)受力是(shi)可(ke)(ke)以(yi)互相抵消(xiao)的(de)(de)。淺(qian)孔(kong)(kong)(kong)鉆(zhan)分(fen)內刃和外刃，結構(gou)天(tian)然不對稱(cheng)。因(yin)(yin)此，淺(qian)孔(kong)(kong)(kong)鉆(zhan)設計(ji)時會進行平(ping)(ping)衡計(ji)算(suan)(suan)(suan)，確保內刃、外刃受的(de)(de)切(qie)(qie)削力盡可(ke)(ke)能(neng)平(ping)(ping)衡掉。平(ping)(ping)衡計(ji)算(suan)(suan)(suan)預設前提是(shi)實體上(shang)鉆(zhan)孔(kong)(kong)(kong)（標準產品無法針(zhen)對擴(kuo)孔(kong)(kong)(kong)進行平(ping)(ping)衡計(ji)算(suan)(suan)(suan)，因(yin)(yin)為切(qie)(qie)削余(yu)量(liang)未知），用(yong)于擴(kuo)孔(kong)(kong)(kong)時，淺(qian)孔(kong)(kong)(kong)鉆(zhan)平(ping)(ping)衡性反而會下降。所(suo)以(yi)，淺(qian)孔(kong)(kong)(kong)鉆(zhan)可(ke)(ke)以(yi)用(yong)于擴(kuo)孔(kong)(kong)(kong)加工，但是(shi)不建(jian)議如此使用(yong)。上(shang)海(hai)ZTD淺(qian)孔(kong)(kong)(kong)鉆(zhan)批發(fa)

廣東喜(xi)一(yi)數控刀具有限公(gong)司(si)位(wei)于大良(liang)(liang)新滘(jiao)社區居(ju)民委員會(hui)石湖路6號(hao)之一(yi)。公(gong)司(si)業務涵(han)蓋數控刀片，合(he)金銑刀，鎢鋼銑刀，合(he)金鉆頭等，價格合(he)理，品質有保證。公(gong)司(si)秉(bing)持誠信為(wei)本的經營(ying)(ying)理念(nian)，在五金、工具深耕(geng)多(duo)年，以技術為(wei)先(xian)導(dao)，以自(zi)主(zhu)產品為(wei)重點，發揮人才優勢(shi)，打造五金、工具良(liang)(liang)好(hao)品牌。廣東喜(xi)一(yi)秉(bing)承(cheng)“客戶(hu)為(wei)尊、服務為(wei)榮、創意(yi)為(wei)先(xian)、技術為(wei)實”的經營(ying)(ying)理念(nian)，全力打造公(gong)司(si)的重點競爭力。

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