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西安不鏽鋼材料鑽孔時的注意事項

日期:2024-07-02 16:52
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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:"Times New Roman";mso-hansi-font-family:"Times New Roman";"><span style="font-size:small;">西安不鏽鋼材料鑽孔時的注意事項</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:"Times New Roman";mso-hansi-font-family:"Times New Roman";">鑽削不鏽鋼材料時,經常發現鑽頭容易磨損、折斷,孔表麵粗糙,有時出現深溝而無法消除;孔徑過大,孔形不圓或向一邊傾斜等現象。因此,西安不鏽鋼加工提醒在操作時應注意下列事項:</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:"Times New Roman";mso-hansi-font-family:"Times New Roman";">、幾何形狀必須刃磨正確,兩切削刃要保持對稱。鑽頭後角過大,會產生</span><span style="font-family:'Times New Roman';"><span lang="EN-US">“</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">紮刀</span><span style="font-family:'Times New Roman';"><span lang="EN-US">”</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">現象,引起顫振,使鑽出的孔呈多角形。應修磨橫刃,以減小鑽孔軸向力。</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:"Times New Roman";mso-hansi-font-family:"Times New Roman";">、鑽頭必須裝正,保持鑽頭鋒利,用鈍後應及時修磨。</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:"Times New Roman";mso-hansi-font-family:"Times New Roman";">、合理選擇鑽頭幾何參數和鑽削用量,按鑽孔深度要求,應儘量縮短鑽頭長度、加大鑽心厚度以增加剛性。使用高速鋼鑽頭時,切削速度不可過高,以防燒壞刀刃。進給量不宜過大,以防鑽頭磨損加劇或使孔鑽偏,在切入和切出時進給量應適當調小。</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:"Times New Roman";mso-hansi-font-family:"Times New Roman";">、充分冷卻潤滑,切削液一般以硫化油為宜,流量不得少於</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:"Times New Roman";mso-hansi-font-family:"Times New Roman";">~</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:"Times New Roman";mso-hansi-font-family:"Times New Roman";">,不可中途停止冷卻,在直徑較大時,應儘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:"Times New Roman";mso-hansi-font-family:"Times New Roman";">、認真注意鑽削過程,應及時觀察切屑排出狀況,若發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,發現異常應及時退刀,不能讓鑽頭在鑽削表麵上停留,以防鑽削表麵硬化加劇。</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:"Times New Roman";mso-hansi-font-family:"Times New Roman";"><span style="font-size:small;">在西安不鏽鋼工件上鑽孔常采用麻花鑽,對淬硬不鏽鋼,可用硬質合金鑽頭,有條件時可用超硬高速鋼或超細晶粒硬質合金鑽頭。鑽孔時扭矩和軸向力大,切屑易粘結、不易折斷且排屑困難,加工硬化加劇,鑽頭轉角處易磨損,鑽頭剛性差易產生振動。因此要求鑽頭磨出分屑槽,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:"Times New Roman";mso-hansi-font-family:"Times New Roman";"><span style="font-size:small;"> <p style="margin:0cm 0cm 0pt;"> <span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">公司至成立以來,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:"Times New Roman";mso-hansi-font-family:"Times New Roman";">誠信、合作、雙贏、發展</span><span style="font-family:'Times New Roman';"><span lang="EN-US">”</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">為經營宗旨,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:"Times New Roman";mso-hansi-font-family:"Times New Roman";">價格**、用戶、信譽</span><span style="font-family:'Times New Roman';"><span lang="EN-US">”</span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";">的營銷理念,在市場上獲得了良好的口碑。</span><span style="font-family:'Times New Roman';"><span lang="EN-US">    </span></span><span style="font-family:宋體;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman";"></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:"Times New Roman";mso-hansi-font-family:"Times New Roman";">詳情參考:</span><span lang="EN-US"><a href="/"><span style="color:#0000ff;font-family:'Times New Roman';"> </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>

西安不鏽鋼材料鑽孔時的注意事項

鑽削不鏽鋼材料時,經常發現鑽頭容易磨損、折斷,孔表麵粗糙,有時出現深溝而無法消除;孔徑過大,孔形不圓或向一邊傾斜等現象。因此,西安不鏽鋼加工提醒在操作時應注意下列事項:

1、幾何形狀必須刃磨正確,兩切削刃要保持對稱。鑽頭後角過大,會產生紮刀現象,引起顫振,使鑽出的孔呈多角形。應修磨橫刃,以減小鑽孔軸向力。

2、鑽頭必須裝正,保持鑽頭鋒利,用鈍後應及時修磨。

3、合理選擇鑽頭幾何參數和鑽削用量,按鑽孔深度要求,應儘量縮短鑽頭長度、加大鑽心厚度以增加剛性。使用高速鋼鑽頭時,切削速度不可過高,以防燒壞刀刃。進給量不宜過大,以防鑽頭磨損加劇或使孔鑽偏,在切入和切出時進給量應適當調小。

4、充分冷卻潤滑,切削液一般以硫化油為宜,流量不得少於58L/min,不可中途停止冷卻,在直徑較大時,應儘可能采用內冷卻方式。

5、認真注意鑽削過程,應及時觀察切屑排出狀況,若發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,發現異常應及時退刀,不能讓鑽頭在鑽削表麵上停留,以防鑽削表麵硬化加劇。

在西安不鏽鋼工件上鑽孔常采用麻花鑽,對淬硬不鏽鋼,可用硬質合金鑽頭,有條件時可用超硬高速鋼或超細晶粒硬質合金鑽頭。鑽孔時扭矩和軸向力大,切屑易粘結、不易折斷且排屑困難,加工硬化加劇,鑽頭轉角處易磨損,鑽頭剛性差易產生振動。因此要求鑽頭磨出分屑槽,修磨橫刃以減小軸向力,修磨成雙頂角以改善散熱條件。

公司至成立以來,以誠信、合作、雙贏、發展為經營宗旨,堅持價格**、用戶、信譽的營銷理念,在市場上獲得了良好的口碑。    
詳情參考:




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