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id="7i3ognz" class="proBig"><div id="0ahtq2g" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/mfq123/637280074093007813/4737142.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="qpr77mc" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/mfq123/637280074093007813/4737142.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="c8gahzg" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>東莞沖壓精密拉伸五金件加工廠,精密拉伸五金件</p><p><span>***更新：</span>2020-08-25 10:32:32</p><p><span id="click" >瀏覽次數(shù)：26次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="83hjld2" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市銘豐慶五金制品有限公司</a></p><p><span>聯(lián)系人：</span>劉自成</p><p><span>郵箱: </span>657179543@qq.com</p><p><span>電話(huà): </span>13602685781</p><p><span>傳真: </span>0755_84693444</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0755-84006255</p><p><span>地址: </span>深圳市龍崗區(qū)平湖街道辦新木社區(qū)居委會(huì)老村路24號(hào)</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="3lxev7n" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="osur887" class="box"><p><p> 五金沖壓件拉伸作為主要的沖壓工序之一，應(yīng)用非常***。用拉伸工藝可以制成各種圓筒形、矩形、階梯形，東莞沖壓精密拉伸五金件加工廠、球形、錐形、拋物線形及其他不規(guī)則形狀的薄壁零件。 </p> <p> <br /> </p> <p> 帶凸緣半球形拉伸加工：球形件拉伸時(shí)，毛坯與凸模的球形頂部局部接觸，其余大部分處于懸空的不受約束的自由狀態(tài)。因此，此類(lèi)球面零件拉伸的主要工藝問(wèn)題在于局部接觸部分的嚴(yán)重變薄，東莞沖壓精密拉伸五金件加工廠，或曲面部分的失穩(wěn)起皺，東莞沖壓精密拉伸五金件加工廠。 </p> <p> 法蘭盤(pán)拉伸加工：將拉伸產(chǎn)品的法蘭盤(pán)部分進(jìn)行淺拉伸的加工。其應(yīng)力應(yīng)變情況類(lèi)似于壓縮翻邊。 </p> <p> <br /> </p> <p> <br /> 鋁酸鹽水泥涂層或***鹽水泥涂層。東莞沖壓精密拉伸五金件加工廠</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="東莞沖壓精密拉伸五金件加工廠,精密拉伸五金件" src="https://tyunfile.71360.com/UploadFile/mfq123/637280074093007813/4737142.png"></div><p> ①控制機(jī)械的運(yùn)動(dòng)，如內(nèi)燃機(jī)中的閥門(mén)彈簧片、離合器中的控制彈片等。 </p> <p> <br /> </p> <p> ②吸收振動(dòng)和沖擊能量，如汽車(chē)、火車(chē)車(chē)廂下的緩沖彈片、聯(lián)軸器中的吸振彈片等。 </p> <p> <br /> </p> <p> ③ 貯存及輸出能量作為動(dòng)力，如鐘表彈片、***中的彈片等。 </p> <p> <br /> </p> <p> ④用作測(cè)力元件，如測(cè)力器、彈片秤中的彈片等。彈片的載荷與變形之比稱(chēng)為彈片剛度，剛度越大，則彈片越硬。按受力性質(zhì)，彈片可分為拉伸彈片、壓縮彈片、扭轉(zhuǎn)彈片和彎曲彈片，按形狀可分為碟形彈片、環(huán)形彈片、板彈片、螺旋彈片、截錐渦卷彈片以及扭桿彈片等。 </p> <p> <br /> 坪山本地精密拉伸五金件的用途和特點(diǎn)沖壓過(guò)程中需根據(jù)原材料的出料實(shí)際情況與各種具體需求加以調(diào)整。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="東莞沖壓精密拉伸五金件加工廠,精密拉伸五金件" src="https://tyunfile.71360.com/UploadFile/mfq123/637280074327705079/4833510.png"></div><p style="text-indent:25px">圓筒拉伸加工（Round drawing）：帶凸緣（法蘭）圓筒產(chǎn)品的拉伸。法蘭與底部均為平面形狀，圓筒側(cè)壁為軸對(duì)稱(chēng)，在同一圓周上變形均勻分布，法蘭上毛坯產(chǎn)生拉深變形橢圓拉伸加工（Ellipse drawing）：法蘭上毛坯的變形為拉伸變形，但變形量與變形比沿輪廓形狀相應(yīng)變化。曲率越大的部分，毛坯的塑性變形量就越大；反之，曲率越小的部分，毛坯的塑性變形越小矩形拉伸加工（Rectangular drawing）：一次拉伸成形的低矩形件。拉伸時(shí)，凸緣變形區(qū)圓角處的拉伸阻力大于直邊處的拉伸阻力，圓角處的變形程度大于直邊處的變形程度。</p><p style="text-indent:25px">矩形拉伸加工一次拉伸成形的低矩形件。拉伸時(shí)，凸緣變形區(qū)圓角處的拉伸阻力大于直邊處的拉伸阻力，圓角處的變形程度大于直邊處的變形程度沖壓件的側(cè)壁為斜面時(shí)，側(cè)壁在沖壓過(guò)程中是懸空的，不貼模，直到成形結(jié)束時(shí)才貼模。成形時(shí)側(cè)壁的不同部位變形特點(diǎn)不完全相同丘形蓋板件在成形過(guò)程中的坯件變形不是簡(jiǎn)單的拉伸變形，而是拉伸和脹形變形同時(shí)存在的復(fù)合成形。壓料面上坯件的變形為拉伸變形(徑向?yàn)槔瓚?yīng)力，切向?yàn)閴簯?yīng)力)，而輪廓內(nèi)部(特別是中心區(qū)域)坯件的變形為脹形變形(徑向和切向均為拉應(yīng)力)。原材料要冷卻到50°以下才能移到拉伸架上進(jìn)行拉伸加工。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="東莞沖壓精密拉伸五金件加工廠,精密拉伸五金件" src="https://tyunfile.71360.com/UploadFile/mfq123/637280074217617188/3733191.png"></div><p style="text-indent:25px">錐形拉伸加工：h/d>0.8、α =10°～30°的深錐形件，由于深度較大，坯料的變形程度較大，*靠坯料與凸模接觸的局部面積傳遞成形力，極易引起坯料局部過(guò)度變薄乃至破裂，需要經(jīng)過(guò)多次過(guò)渡逐漸成形。階梯拉伸法是首先將坯料拉伸成階梯形過(guò)渡件，其階梯外形與錐形部的內(nèi)形相切，***脹形成錐形。階梯過(guò)渡件的拉伸次數(shù)、工藝等與階梯圓筒件的拉伸相同。矩形再拉伸加工：多次拉伸成形的高矩形件，其變形不*與深圓筒形件的拉伸不同，與低盒形件的變形也有很大差別。圖1-46為多工位自動(dòng)搬送壓力機(jī)進(jìn)行高矩形盒件加工時(shí)，多次拉伸過(guò)程中制件外形、尺寸伴隨拉伸高度的變化。由于毛條有阻熱效果，裝飾外表需求高的鋁合金材料要多翻轉(zhuǎn)。東莞沖壓精密拉伸五金件加工廠</p><p style="text-indent:25px">一次拉伸的特點(diǎn)是一次成型，可以提高生產(chǎn)效率。東莞沖壓精密拉伸五金件加工廠</p><p> 五金沖壓件拉伸作為主要的沖壓工序之一，應(yīng)用非常***。用拉伸工藝可以制成各種圓筒形、矩形、階梯形、球形、錐形、拋物線形及其他不規(guī)則形狀的薄壁零件。 </p> <p> <br /> </p> <p> 帶凸緣半球形拉伸加工：球形件拉伸時(shí)，毛坯與凸模的球形頂部局部接觸，其余大部分處于懸空的不受約束的自由狀態(tài)。因此，此類(lèi)球面零件拉伸的主要工藝問(wèn)題在于局部接觸部分的嚴(yán)重變薄，或曲面部分的失穩(wěn)起皺。 </p> <p> <br /> </p> <p> 法蘭盤(pán)拉伸加工：將拉伸產(chǎn)品的法蘭盤(pán)部分進(jìn)行淺拉伸的加工。其應(yīng)力應(yīng)變情況類(lèi)似于壓縮翻邊。由于切向受壓應(yīng)力，容易起皺，故成形極限主要受壓縮起皺的限制。 </p> <p> <br /> 東莞沖壓精密拉伸五金件加工廠</p><p style="text-indent:25px">深圳市銘豐慶五金制品有限公司成立于2004-12-09，注冊(cè)資本：500-700萬(wàn)元。該公司生產(chǎn)型的公司。是一家有限責(zé)任公司企業(yè)，隨著市場(chǎng)的發(fā)展和生產(chǎn)的需求，與多家企業(yè)合作研究，在原有產(chǎn)品的基礎(chǔ)上經(jīng)過(guò)不斷改進(jìn)，追求新型，在強(qiáng)化內(nèi)部管理，完善結(jié)構(gòu)調(diào)整的同時(shí)，優(yōu)良的質(zhì)量、合理的價(jià)格、完善的服務(wù)，在業(yè)界受到寬泛好評(píng)。以滿(mǎn)足顧客要求為己任；以顧客永遠(yuǎn)滿(mǎn)意為標(biāo)準(zhǔn)；以保持行業(yè)優(yōu)先為目標(biāo)，提供***的五金沖壓，精密彈簧，精密五金模具，眼鏡配件。銘豐慶五金制品自成立以來(lái)，一直堅(jiān)持走正規(guī)化、專(zhuān)業(yè)化路線，得到了廣大客戶(hù)及社會(huì)各界的普遍認(rèn)可與大力支持。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/1034197.html</p></div></div></div></div></div><div id="hfm8fv3" class="page-right twoColRt"><div id="g7u88hd" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="8nkceg8" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" 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