錐形(xing)(xing)(xing)(xing)(xing)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加工：h/d>0.8、α=10°～30°的(de)(de)深(shen)(shen)錐形(xing)(xing)(xing)(xing)(xing)件(jian)(jian)(jian)(jian)，由于深(shen)(shen)度(du)較(jiao)大，坯(pi)(pi)料(liao)的(de)(de)變(bian)(bian)(bian)形(xing)(xing)(xing)(xing)(xing)程(cheng)度(du)較(jiao)大，靠坯(pi)(pi)料(liao)與凸(tu)模(mo)接(jie)(jie)觸(chu)的(de)(de)局部(bu)(bu)(bu)面積傳(chuan)遞成(cheng)(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)力(li)，極易(yi)引起坯(pi)(pi)料(liao)局部(bu)(bu)(bu)過(guo)(guo)度(du)變(bian)(bian)(bian)薄乃至破裂(lie)，需要經過(guo)(guo)多(duo)次過(guo)(guo)渡(du)逐漸(jian)成(cheng)(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)。階(jie)(jie)梯(ti)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)法是首先將坯(pi)(pi)料(liao)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)成(cheng)(cheng)(cheng)階(jie)(jie)梯(ti)形(xing)(xing)(xing)(xing)(xing)過(guo)(guo)渡(du)件(jian)(jian)(jian)(jian)，其階(jie)(jie)梯(ti)外形(xing)(xing)(xing)(xing)(xing)與錐形(xing)(xing)(xing)(xing)(xing)部(bu)(bu)(bu)的(de)(de)內形(xing)(xing)(xing)(xing)(xing)相切(qie)，脹形(xing)(xing)(xing)(xing)(xing)成(cheng)(cheng)(cheng)錐形(xing)(xing)(xing)(xing)(xing)。階(jie)(jie)梯(ti)過(guo)(guo)渡(du)件(jian)(jian)(jian)(jian)的(de)(de)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)次數、工藝等與階(jie)(jie)梯(ti)圓(yuan)筒件(jian)(jian)(jian)(jian)的(de)(de)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)相同。矩形(xing)(xing)(xing)(xing)(xing)再(zai)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加工：多(duo)次拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)成(cheng)(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)的(de)(de)高矩形(xing)(xing)(xing)(xing)(xing)件(jian)(jian)(jian)(jian)，其變(bian)(bian)(bian)形(xing)(xing)(xing)(xing)(xing)不僅與深(shen)(shen)圓(yuan)筒形(xing)(xing)(xing)(xing)(xing)件(jian)(jian)(jian)(jian)的(de)(de)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)不同，與低盒(he)形(xing)(xing)(xing)(xing)(xing)件(jian)(jian)(jian)(jian)的(de)(de)變(bian)(bian)(bian)形(xing)(xing)(xing)(xing)(xing)也有很(hen)大差別。多(duo)工位自(zi)動搬(ban)送壓(ya)力(li)機進(jin)行(xing)高矩形(xing)(xing)(xing)(xing)(xing)盒(he)件(jian)(jian)(jian)(jian)加工時，多(duo)次拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)過(guo)(guo)程(cheng)中制件(jian)(jian)(jian)(jian)外形(xing)(xing)(xing)(xing)(xing)、尺寸伴隨拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)高度(du)的(de)(de)變(bian)(bian)(bian)化(hua)。丘形(xing)(xing)(xing)(xing)(xing)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加工：丘形(xing)(xing)(xing)(xing)(xing)蓋板件(jian)(jian)(jian)(jian)在成(cheng)(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)過(guo)(guo)程(cheng)中的(de)(de)坯(pi)(pi)件(jian)(jian)(jian)(jian)變(bian)(bian)(bian)形(xing)(xing)(xing)(xing)(xing)不是簡單的(de)(de)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)變(bian)(bian)(bian)形(xing)(xing)(xing)(xing)(xing)，而是拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)和脹形(xing)(xing)(xing)(xing)(xing)變(bian)(bian)(bian)形(xing)(xing)(xing)(xing)(xing)同時存在的(de)(de)復合(he)成(cheng)(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)。壓(ya)料(liao)面上(shang)坯(pi)(pi)件(jian)(jian)(jian)(jian)的(de)(de)變(bian)(bian)(bian)形(xing)(xing)(xing)(xing)(xing)為(wei)(wei)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)變(bian)(bian)(bian)形(xing)(xing)(xing)(xing)(xing)(徑(jing)向(xiang)為(wei)(wei)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)應(ying)力(li)，切(qie)向(xiang)為(wei)(wei)壓(ya)應(ying)力(li))，而輪廓內部(bu)(bu)(bu)(特別是中心區域)坯(pi)(pi)件(jian)(jian)(jian)(jian)的(de)(de)變(bian)(bian)(bian)形(xing)(xing)(xing)(xing)(xing)為(wei)(wei)脹形(xing)(xing)(xing)(xing)(xing)變(bian)(bian)(bian)形(xing)(xing)(xing)(xing)(xing)(徑(jing)向(xiang)和切(qie)向(xiang)均為(wei)(wei)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)應(ying)力(li))。帶(dai)凸(tu)緣(yuan)半球(qiu)形(xing)(xing)(xing)(xing)(xing)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加工：球(qiu)形(xing)(xing)(xing)(xing)(xing)件(jian)(jian)(jian)(jian)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)時，毛坯(pi)(pi)與凸(tu)模(mo)的(de)(de)球(qiu)形(xing)(xing)(xing)(xing)(xing)頂(ding)部(bu)(bu)(bu)局部(bu)(bu)(bu)接(jie)(jie)觸(chu)，其余大部(bu)(bu)(bu)分處于懸空(kong)的(de)(de)不受約束(shu)的(de)(de)自(zi)由狀態。因此，此類(lei)球(qiu)面零件(jian)(jian)(jian)(jian)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)的(de)(de)主要工藝問題在于局部(bu)(bu)(bu)接(jie)(jie)觸(chu)部(bu)(bu)(bu)分的(de)(de)嚴重變(bian)(bian)(bian)薄，或(huo)曲面部(bu)(bu)(bu)分的(de)(de)失(shi)穩起皺。對模(mo)具進(jin)行(xing)拋光，增(zeng)加模(mo)具的(de)(de)圓(yuan)角半徑(jing)，可以避免對五(wu)金沖壓(ya)折彎件(jian)(jian)(jian)(jian)造成(cheng)(cheng)(cheng)劃傷。惠州4J33陶(tao)瓷連接(jie)(jie)片工藝精密(mi)拉(la)(la)(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)五(wu)金件(jian)(jian)(jian)(jian)

錐形(xing)(xing)(xing)(xing)(xing)(xing)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加(jia)工(gong)(gong)(gong)（Taperdrawing）是(shi)h/d>、α=10～30的(de)(de)深(shen)錐形(xing)(xing)(xing)(xing)(xing)(xing)件(jian)，由(you)于(yu)深(shen)度(du)(du)較大，坯(pi)(pi)(pi)料(liao)(liao)的(de)(de)變(bian)形(xing)(xing)(xing)(xing)(xing)(xing)程度(du)(du)較大，只靠坯(pi)(pi)(pi)料(liao)(liao)與凸(tu)模接觸的(de)(de)局部(bu)(bu)面(mian)積傳遞成(cheng)(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)(xing)力，極易引起坯(pi)(pi)(pi)料(liao)(liao)局部(bu)(bu)過(guo)度(du)(du)變(bian)薄(bo)乃至破(po)裂，需要經(jing)過(guo)多次過(guo)渡(du)逐漸成(cheng)(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)(xing)。階(jie)梯(ti)(ti)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)法是(shi)首先將坯(pi)(pi)(pi)料(liao)(liao)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)成(cheng)(cheng)(cheng)階(jie)梯(ti)(ti)形(xing)(xing)(xing)(xing)(xing)(xing)過(guo)渡(du)件(jian)，其階(jie)梯(ti)(ti)外形(xing)(xing)(xing)(xing)(xing)(xing)與錐形(xing)(xing)(xing)(xing)(xing)(xing)部(bu)(bu)的(de)(de)內形(xing)(xing)(xing)(xing)(xing)(xing)相切(qie)，脹形(xing)(xing)(xing)(xing)(xing)(xing)成(cheng)(cheng)(cheng)錐形(xing)(xing)(xing)(xing)(xing)(xing)。階(jie)梯(ti)(ti)過(guo)渡(du)件(jian)的(de)(de)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)次數、工(gong)(gong)(gong)藝等(deng)與階(jie)梯(ti)(ti)圓筒件(jian)的(de)(de)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)相同。反向(xiang)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加(jia)工(gong)(gong)(gong)（Reversedrawing）是(shi)將前工(gong)(gong)(gong)序拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加(jia)工(gong)(gong)(gong)的(de)(de)工(gong)(gong)(gong)件(jian)，進行反向(xiang)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)，是(shi)再(zai)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)的(de)(de)一種。反向(xiang)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)法可增加(jia)徑向(xiang)拉(la)(la)(la)(la)(la)應力，對(dui)于(yu)防止(zhi)起皺可收(shou)到較好效(xiao)果。也(ye)有(you)(you)可能提高再(zai)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)的(de)(de)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)系(xi)數。邊緣(yuan)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加(jia)工(gong)(gong)(gong)（Flangedrawing）是(shi)對(dui)前工(gong)(gong)(gong)序拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)產(chan)(chan)品(pin)的(de)(de)凸(tu)緣(yuan)部(bu)(bu)進行角形(xing)(xing)(xing)(xing)(xing)(xing)再(zai)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加(jia)工(gong)(gong)(gong)，此(ci)種加(jia)工(gong)(gong)(gong)要求材料(liao)(liao)具(ju)有(you)(you)良好的(de)(de)塑性。深(shen)度(du)(du)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加(jia)工(gong)(gong)(gong)（Deepdrawing）：超(chao)過(guo)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加(jia)工(gong)(gong)(gong)極限的(de)(de)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加(jia)工(gong)(gong)(gong)產(chan)(chan)品(pin)，需要經(jing)過(guo)兩次以上的(de)(de)多次拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)方能完成(cheng)(cheng)(cheng)。經(jing)過(guo)前工(gong)(gong)(gong)位深(shen)度(du)(du)方向(xiang)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加(jia)工(gong)(gong)(gong)的(de)(de)產(chan)(chan)品(pin)，在深(shen)度(du)(du)方向(xiang)進行再(zai)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)加(jia)工(gong)(gong)(gong)。寬凸(tu)緣(yuan)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)件(jian)，很多次拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)時就(jiu)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)成(cheng)(cheng)(cheng)所要求的(de)(de)凸(tu)緣(yuan)直(zhi)(zhi)徑，在其后再(zai)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)時，凸(tu)緣(yuan)直(zhi)(zhi)徑保持不(bu)變(bian)。曲面(mian)成(cheng)(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)(xing)加(jia)工(gong)(gong)(gong)（Surfaceforming）是(shi)曲面(mian)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)成(cheng)(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)(xing)，使金屬平板坯(pi)(pi)(pi)料(liao)(liao)外法蘭(lan)部(bu)(bu)分縮(suo)小，內法蘭(lan)部(bu)(bu)分伸(shen)(shen)(shen)(shen)長，成(cheng)(cheng)(cheng)為(wei)非直(zhi)(zhi)壁非平底的(de)(de)曲面(mian)形(xing)(xing)(xing)(xing)(xing)(xing)狀的(de)(de)空心產(chan)(chan)品(pin)的(de)(de)沖壓成(cheng)(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)(xing)方法。寶安沖壓精密拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)五金件(jian)哪里(li)買與低(di)盒形(xing)(xing)(xing)(xing)(xing)(xing)件(jian)的(de)(de)變(bian)形(xing)(xing)(xing)(xing)(xing)(xing)也(ye)有(you)(you)很大差別曲面(mian)拉(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)成(cheng)(cheng)(cheng)形(xing)(xing)(xing)(xing)(xing)(xing)，使金屬平板坯(pi)(pi)(pi)料(liao)(liao)外法蘭(lan)部(bu)(bu)分縮(suo)小，內法蘭(lan)部(bu)(bu)分伸(shen)(shen)(shen)(shen)長。

深圳市銘豐(feng)慶(qing)五金(jin)制品(pin)有限公司為您供應大(da)(da)量的(de)精(jing)密拉伸件(jian)五金(jin)產品(pin)。一(yi)(yi)般(ban)(ban)拉伸件(jian)產品(pin)材料(liao)是由(you)客戶指定(ding)鋼(gang)廠牌號，但是同一(yi)(yi)種(zhong)材料(liao)可(ke)能(neng)會(hui)有不(bu)同型號，比如(ru)冷軋(ya)板(ban)就(jiu)分(fen)(fen)：08Al、08、08F、10、15、20號鋼(gang)，如(ru)果(guo)選擇不(bu)當(dang)就(jiu)可(ke)能(neng)設計不(bu)出合格產品(pin)。一(yi)(yi)般(ban)(ban)規則(ze)且(qie)形狀簡單的(de)回轉(zhuan)體拉伸產品(pin)，大(da)(da)部分(fen)(fen)都(dou)屬于非變(bian)薄拉伸，可(ke)以直(zhi)接根據其拉伸前、后(hou)面積不(bu)變(bian)原則(ze)進行確定(ding)。如(ru)果(guo)是形狀非常復雜的(de)拉伸件(jian)，有時可(ke)能(neng)材料(liao)會(hui)出現嚴(yan)重(zhong)的(de)流動而(er)變(bian)薄，一(yi)(yi)般(ban)(ban)無法精(jing)確計算(suan)其開(kai)料(liao)尺寸，都(dou)是事(shi)先(xian)用(yong)3D展(zhan)開(kai)預(yu)估，也(ye)(ye)就(jiu)是所謂(wei)的(de)試料(liao)。如(ru)果(guo)是形狀非常復雜的(de)拉伸件(jian)，有時可(ke)能(neng)材料(liao)會(hui)出現嚴(yan)重(zhong)的(de)流動而(er)變(bian)薄，一(yi)(yi)般(ban)(ban)無法精(jing)確計算(suan)其開(kai)料(liao)尺寸，都(dou)是事(shi)先(xian)用(yong)3D展(zhan)開(kai)預(yu)估，也(ye)(ye)就(jiu)是所謂(wei)的(de)試料(liao)。

用拉伸工藝可以制(zhi)(zhi)成各種圓(yuan)筒形(xing)(xing)(xing)(xing)(xing)、矩形(xing)(xing)(xing)(xing)(xing)、階梯(ti)形(xing)(xing)(xing)(xing)(xing)、球形(xing)(xing)(xing)(xing)(xing)、錐形(xing)(xing)(xing)(xing)(xing)、拋物線(xian)形(xing)(xing)(xing)(xing)(xing)及其他不(bu)規則形(xing)(xing)(xing)(xing)(xing)狀的(de)薄壁零件圓(yuan)帶凸緣(法蘭(lan))圓(yuan)筒產品(pin)的(de)拉伸。法蘭(lan)與底部(bu)均為平面形(xing)(xing)(xing)(xing)(xing)狀，圓(yuan)筒側壁為軸對(dui)稱，在同一圓(yuan)周上變(bian)(bian)形(xing)(xing)(xing)(xing)(xing)均勻分(fen)布，法蘭(lan)上毛(mao)坯產生拉深變(bian)(bian)形(xing)(xing)(xing)(xing)(xing)法蘭(lan)上毛(mao)坯的(de)變(bian)(bian)形(xing)(xing)(xing)(xing)(xing)為拉伸變(bian)(bian)形(xing)(xing)(xing)(xing)(xing)，但變(bian)(bian)形(xing)(xing)(xing)(xing)(xing)量與變(bian)(bian)形(xing)(xing)(xing)(xing)(xing)比沿輪廓形(xing)(xing)(xing)(xing)(xing)狀相應(ying)變(bian)(bian)化。曲率(lv)(lv)越(yue)(yue)大的(de)部(bu)分(fen)，毛(mao)坯的(de)塑性變(bian)(bian)形(xing)(xing)(xing)(xing)(xing)量就越(yue)(yue)大;反之(zhi)，曲率(lv)(lv)越(yue)(yue)小的(de)部(bu)分(fen)，毛(mao)坯的(de)塑性變(bian)(bian)形(xing)(xing)(xing)(xing)(xing)越(yue)(yue)小。深圳市(shi)銘豐慶五(wu)金(jin)制(zhi)(zhi)品(pin)有限(xian)公司(si)專業為您供應(ying)精(jing)密拉伸五(wu)金(jin)件，有需(xu)求(qiu)可來電咨(zi)詢(xun)哦~

極易(yi)引起坯料局部過度(du)變薄乃(nai)至破裂，需要(yao)經過多次(ci)過渡逐(zhu)漸成(cheng)形的(de)高矩形件。

金(jin)屬拉(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)工(gong)藝(yi)(yi)應結合(he)工(gong)廠的(de)(de)(de)設備、人員等實(shi)際情況，從零(ling)件(jian)(jian)的(de)(de)(de)質量(liang)(liang)、生(sheng)產效率(lv)(lv)、生(sheng)產成(cheng)本、勞動(dong)強度(du)、環境的(de)(de)(de)保(bao)護以及(ji)生(sheng)產的(de)(de)(de)安(an)全性各個方(fang)面綜合(he)考慮，選擇和(he)(he)設計(ji)出技術先進、經濟上(shang)合(he)理(li)、使用(yong)安(an)全可(ke)靠的(de)(de)(de)工(gong)藝(yi)(yi)方(fang)案，使生(sheng)產在(zai)(zai)保(bao)證達(da)到設計(ji)圖樣上(shang)所提出的(de)(de)(de)各項(xiang)技術要求的(de)(de)(de)基礎(chu)上(shang)，盡(jin)可(ke)能降低(di)工(gong)藝(yi)(yi)成(cheng)本和(he)(he)保(bao)證安(an)全生(sheng)產圓(yuan)(yuan)(yuan)筒(tong)(tong)(tong)拉(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)：法(fa)(fa)(fa)蘭(lan)(lan)與底部(bu)均為(wei)直面，圓(yuan)(yuan)(yuan)筒(tong)(tong)(tong)為(wei)軸對稱(cheng)，在(zai)(zai)同(tong)一(yi)圓(yuan)(yuan)(yuan)周(zhou)上(shang)變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)均勻，法(fa)(fa)(fa)蘭(lan)(lan)上(shang)毛(mao)坯(pi)產生(sheng)拉(la)(la)(la)(la)(la)(la)(la)深變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing),法(fa)(fa)(fa)蘭(lan)(lan)上(shang)毛(mao)坯(pi)拉(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)，但變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)量(liang)(liang)與變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)比沿(yan)輪(lun)廓(kuo)形(xing)(xing)(xing)狀相應變(bian)(bian)(bian)(bian)(bian)化(hua)。曲(qu)率(lv)(lv)越大(da)的(de)(de)(de)部(bu)分(fen)毛(mao)坯(pi)的(de)(de)(de)變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)量(liang)(liang)就越大(da);曲(qu)率(lv)(lv)越小(xiao)(xiao)(xiao)的(de)(de)(de)部(bu)分(fen)毛(mao)坯(pi)的(de)(de)(de)變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)越小(xiao)(xiao)(xiao)。五(wu)金(jin)沖(chong)壓拉(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)成(cheng)型作為(wei)主(zhu)要的(de)(de)(de)沖(chong)壓工(gong)序之(zhi)(zhi)一(yi)。用(yong)拉(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)工(gong)藝(yi)(yi)可(ke)以制成(cheng)各種圓(yuan)(yuan)(yuan)筒(tong)(tong)(tong)形(xing)(xing)(xing)、矩形(xing)(xing)(xing)、階梯形(xing)(xing)(xing)、球形(xing)(xing)(xing)、錐形(xing)(xing)(xing)、拋物線形(xing)(xing)(xing)及(ji)其他不(bu)規則形(xing)(xing)(xing)狀的(de)(de)(de)薄壁零(ling)件(jian)(jian)圓(yuan)(yuan)(yuan)帶凸緣(yuan)(法(fa)(fa)(fa)蘭(lan)(lan))圓(yuan)(yuan)(yuan)筒(tong)(tong)(tong)產品(pin)的(de)(de)(de)拉(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)。法(fa)(fa)(fa)蘭(lan)(lan)與底部(bu)均為(wei)平面形(xing)(xing)(xing)狀，圓(yuan)(yuan)(yuan)筒(tong)(tong)(tong)側壁為(wei)軸對稱(cheng)，在(zai)(zai)同(tong)一(yi)圓(yuan)(yuan)(yuan)周(zhou)上(shang)變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)均勻分(fen)布(bu)，法(fa)(fa)(fa)蘭(lan)(lan)上(shang)毛(mao)坯(pi)產生(sheng)拉(la)(la)(la)(la)(la)(la)(la)深變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)法(fa)(fa)(fa)蘭(lan)(lan)上(shang)毛(mao)坯(pi)的(de)(de)(de)變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)為(wei)拉(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)，但變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)量(liang)(liang)與變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)比沿(yan)輪(lun)廓(kuo)形(xing)(xing)(xing)狀相應變(bian)(bian)(bian)(bian)(bian)化(hua)。曲(qu)率(lv)(lv)越大(da)的(de)(de)(de)部(bu)分(fen)，毛(mao)坯(pi)的(de)(de)(de)塑性變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)量(liang)(liang)就越大(da);反之(zhi)(zhi)，曲(qu)率(lv)(lv)越小(xiao)(xiao)(xiao)的(de)(de)(de)部(bu)分(fen)，毛(mao)坯(pi)的(de)(de)(de)塑性變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)越小(xiao)(xiao)(xiao)。與普通拉(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)不(bu)同(tong)，變(bian)(bian)(bian)(bian)(bian)薄拉(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)主(zhu)要是在(zai)(zai)拉(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)過程中改變(bian)(bian)(bian)(bian)(bian)拉(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)件(jian)(jian)筒(tong)(tong)(tong)壁的(de)(de)(de)厚(hou)度(du)。凸凹模之(zhi)(zhi)間(jian)(jian)的(de)(de)(de)間(jian)(jian)隙小(xiao)(xiao)(xiao)于毛(mao)坯(pi)厚(hou)度(du)。較(jiao)硬的(de)(de)(de)材料在(zai)(zai)沖(chong)壓后具有更(geng)大(da)的(de)(de)(de)彈(dan)性變(bian)(bian)(bian)(bian)(bian)形(xing)(xing)(xing)和(he)(he)更(geng)大(da)的(de)(de)(de)彈(dan)性回(hui)復率(lv)(lv)，這會降低(di)零(ling)件(jian)(jian)的(de)(de)(de)精(jing)度(du)。深圳(zhen)鹽(yan)田(tian)精(jing)密拉(la)(la)(la)(la)(la)(la)(la)伸(shen)(shen)(shen)(shen)五(wu)金(jin)件(jian)(jian)加工(gong)廠

這將(jiang)導致落料部(bu)分(fen)和模具(ju)邊緣的(de)尺寸以及沖孔部(bu)分(fen)和沖頭邊緣的(de)尺寸不匹配，影(ying)響尺寸精度(du)金屬沖壓件(jian)(jian)的(de)一部(bu)分(fen)。惠州4J33陶(tao)瓷(ci)連接片工藝精密拉伸五金件(jian)(jian)

櫥(chu)(chu)柜(ju)(ju)(ju)各項功能的(de)(de)正常使(shi)用(yong)，是離不(bu)開對各種五(wu)金(jin)(jin)配(pei)(pei)(pei)件(jian)的(de)(de)支持的(de)(de)，五(wu)金(jin)(jin)配(pei)(pei)(pei)件(jian)的(de)(de)好(hao)(hao)壞(huai)往(wang)往(wang)影響著櫥(chu)(chu)柜(ju)(ju)(ju)的(de)(de)使(shi)用(yong)體驗。如(ru)果(guo)使(shi)用(yong)劣質的(de)(de)配(pei)(pei)(pei)件(jian)產(chan)(chan)品(pin)(pin)，那(nei)么就(jiu)容易出現例如(ru)開啟(qi)不(bu)流(liu)暢(chang)、噪音大等問題，很大程度上會降低使(shi)用(yong)的(de)(de)舒適(shi)度，而(er)且這樣的(de)(de)五(wu)金(jin)(jin)配(pei)(pei)(pei)件(jian)質量(liang)低劣，使(shi)用(yong)一(yi)段(duan)時間后就(jiu)得更換。那(nei)么櫥(chu)(chu)柜(ju)(ju)(ju)五(wu)金(jin)(jin)配(pei)(pei)(pei)件(jian)有(you)(you)哪些種類(lei)，如(ru)何選(xuan)(xuan)購五(wu)金(jin)(jin)配(pei)(pei)(pei)件(jian)呢(ni)？所謂的(de)(de)廚柜(ju)(ju)(ju)鉸鏈就(jiu)是指廚柜(ju)(ju)(ju)柜(ju)(ju)(ju)體與門板接(jie)合(he)并反復啟(qi)閉的(de)(de)技術工(gong)(gong)藝薄弱環節，每(mei)天，翻(fan)來覆去開關櫥(chu)(chu)柜(ju)(ju)(ju)門，這就(jiu)對鉸鏈的(de)(de)質量(liang)要求有(you)(you)一(yi)個(ge)好(hao)(hao)的(de)(de)選(xuan)(xuan)擇，一(yi)般(ban)說(shuo)來，鉸鏈的(de)(de)好(hao)(hao)壞(huai)主要看門板的(de)(de)開合(he)效果(guo)和(he)(he)耐久性，自(zi)然(ran)、順暢(chang)、無聲是基(ji)本性能要求。深圳市(shi)銘豐慶是一(yi)家(jia)專業生產(chan)(chan)五(wu)金(jin)(jin)沖(chong)(chong)壓(ya)、精(jing)(jing)密(mi)(mi)彈簧、眼(yan)(yan)鏡(jing)配(pei)(pei)(pei)件(jian)、精(jing)(jing)密(mi)(mi)模具(ju)創(chuang)新(xin)(xin)設(she)計(ji)、制造及自(zi)動車(che)床件(jian)的(de)(de)技術企業，同時也是同行中具(ju)有(you)(you)競爭力的(de)(de)公(gong)(gong)司(si)。公(gong)(gong)司(si)成立于(yu)1999年(nian)，2004年(nian)自(zi)建廠房面積達3500平方米，引進日本、中國臺灣的(de)(de)先進生產(chan)(chan)設(she)備和(he)(he)實驗測(ce)試儀器。自(zi)主研發了高尚禮(li)品(pin)(pin)廣告牌和(he)(he)蘋果(guo)手機(ji)金(jin)(jin)屬護套等，公(gong)(gong)司(si)產(chan)(chan)品(pin)(pin)適(shi)用(yong)于(yu)各類(lei)新(xin)(xin)能源電池、智(zhi)能數碼、智(zhi)慧家(jia)居家(jia)電、汽車(che)、等各個(ge)領(ling)域。該公(gong)(gong)司(si)的(de)(de)五(wu)金(jin)(jin)沖(chong)(chong)壓(ya)，精(jing)(jing)密(mi)(mi)彈簧、精(jing)(jing)密(mi)(mi)五(wu)金(jin)(jin)模具(ju)、眼(yan)(yan)鏡(jing)配(pei)(pei)(pei)件(jian)，作業場所全員工(gong)(gong)培(pei)訓合(he)格上崗，生產(chan)(chan)設(she)備穩定提速(su)生產(chan)(chan)，具(ju)有(you)(you)質量(liang)的(de)(de)產(chan)(chan)品(pin)(pin)保證。原(yuan)材料使(shi)用(yong)良好(hao)(hao)。惠州4J33陶(tao)瓷連(lian)接(jie)片(pian)工(gong)(gong)藝精(jing)(jing)密(mi)(mi)拉伸五(wu)金(jin)(jin)件(jian)

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