摘要：<span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;"><span style="font-size:small;">西安不銹鋼材料鉆孔時(shí)的注意事項</span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">鉆削不銹鋼材料時(shí)，經(jīng)常發(fā)現鉆頭容易磨損、折斷，孔表面粗糙，有時(shí)出現深溝而無(wú)法消除；孔徑過(guò)大，孔形不圓或向一邊傾斜等現象。因此，西安不銹鋼加工提醒在操作時(shí)應注意下列事項：</span><span lang="EN-US"><span style="font-family:'Times New Roman';"> </span></span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">1</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">、幾何形狀必須刃磨正確，兩切削刃要保持對稱(chēng)。鉆頭后角過(guò)大，會(huì )產(chǎn)生</span><span style="font-family:'Times New Roman';"><span lang="EN-US">“</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">扎刀</span><span style="font-family:'Times New Roman';"><span lang="EN-US">”</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">現象，引起顫振，使鉆出的孔呈多角形。應修磨橫刃，以減小鉆孔軸向力。</span><span lang="EN-US"><span style="font-family:'Times New Roman';"> </span></span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">2</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">、鉆頭必須裝正，保持鉆頭鋒利，用鈍后應及時(shí)修磨。</span><span lang="EN-US"><span style="font-family:'Times New Roman';"> </span></span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">3</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">、合理選擇鉆頭幾何參數和鉆削用量，按鉆孔深度要求，應盡量縮短鉆頭長(cháng)度、加大鉆心厚度以增加剛性。使用高速鋼鉆頭時(shí)，切削速度不可過(guò)高，以防燒壞刀刃。進(jìn)給量不宜過(guò)大，以防鉆頭磨損加劇或使孔鉆偏，在切入和切出時(shí)進(jìn)給量應適當調小。</span><span lang="EN-US"><span style="font-family:'Times New Roman';"> </span></span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">4</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">、充分冷卻潤滑，切削液一般以硫化油為宜，流量不得少于</span><span style="font-family:'Times New Roman';"><span lang="EN-US">5</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">～</span><span style="font-family:'Times New Roman';"><span lang="EN-US">8L/min</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">，不可中途停止冷卻，在直徑較大時(shí)，應盡可能采用內冷卻方式。</span><span lang="EN-US"><span style="font-family:'Times New Roman';"> </span></span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-size:small;"><span style="font-family:'Times New Roman';"><span lang="EN-US">5</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">、認真注意鉆削過(guò)程，應及時(shí)觀(guān)察切屑排出狀況，若發(fā)現切屑雜亂卷繞立即退刀檢查，以防止切屑堵塞。還應注意機床運轉聲音，發(fā)現異常應及時(shí)退刀，不能讓鉆頭在鉆削表面上停留，以防鉆削表面硬化加劇。</span><span lang="EN-US"><span style="font-family:'Times New Roman';"> </span></span></span> </p> <span style="font-family:宋體;font-size:small;"> </span> <p style="margin:0cm 0cm 0pt;"> <span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;"><span style="font-size:small;">在西安不銹鋼工件上鉆孔常采用麻花鉆，對淬硬不銹鋼，可用硬質(zhì)合金鉆頭，有條件時(shí)可用超硬高速鋼或超細晶粒硬質(zhì)合金鉆頭。鉆孔時(shí)扭矩和軸向力大，切屑易粘結、不易折斷且排屑困難，加工硬化加劇，鉆頭轉角處易磨損，鉆頭剛性差易產(chǎn)生振動(dòng)。因此要求鉆頭磨出分屑槽，修磨橫刃以減小軸向力，修磨成雙頂角以改善散熱條件。</span></span> </p> <span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;"><span style="font-size:small;"> <p style="margin:0cm 0cm 0pt;"> <span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">公司至成立以來(lái)，以</span><span style="font-family:'Times New Roman';"><span lang="EN-US">“</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">誠信、合作、雙贏(yíng)、發(fā)展</span><span style="font-family:'Times New Roman';"><span lang="EN-US">”</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">為經(jīng)營(yíng)宗旨，堅持</span><span style="font-family:'Times New Roman';"><span lang="EN-US">“</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">價(jià)格**、用戶(hù)、信譽(yù)</span><span style="font-family:'Times New Roman';"><span lang="EN-US">”</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">的營(yíng)銷(xiāo)理念，在市場(chǎng)上獲得了良好的口碑。</span><span style="font-family:'Times New Roman';"><span lang="EN-US">&nbsp;&nbsp;&nbsp;&nbsp;</span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;"></span><span style="font-family:'Times New Roman';"><span lang="EN-US"><br /> </span></span><span style="font-family:宋體;mso-ascii-font-family:&quot;Times New Roman&quot;;mso-hansi-font-family:&quot;Times New Roman&quot;;">詳情參考：</span><span lang="EN-US"><a href="http://www.fstbi.com/"><span style="color:#0000ff;font-family:'Times New Roman';">http://www.fstbi.com </span></a></span> </p> <p style="margin:0cm 0cm 0pt;"> <br /> </p> </span> <p style="margin:0cm 0cm 0pt;"> <br /> </p> </span> <p style="margin:0cm 0cm 0pt;"> <br /> </p> <span style="font-family:宋體;font-size:small;"> </span>