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面包屑導航結束 --> <!-- 頁面標題開始 --> <div id="n1l1njb9b" class="title"> <h3><a>圓盤式刀庫自動換刀系統可靠性試驗方法<small></small></a></h3> </div> <!-- 頁面標題結束 --> <hr class="featurette-divider"> <!-- 中部開始 --> <div id="n1l1njb9b" class="container"> <!-- 正文 --> <div id="n1l1njb9b" class="lead" id="print"> <p> <a name="bookmark30" style="line-height: 15pt; background-color: transparent;"><span id="n1l1njb9b" class="1"><span style="font-size: 10.5pt;">第3章圓盤式刀庫自動換刀系統可靠性試驗方法</span></span></a></p> <p class="30" style="margin-bottom:13.25pt;text-align:justify;text-justify:inter-ideograph; line-height:13.0pt;mso-line-height-rule:exactly;mso-pagination:lines-together; page-break-after:avoid;background:transparent"><a name="bookmark31"><span id="n1l1njb9b" class="3"><span style="font-size: 10.5pt;">3.1</span></span></a><span id="n1l1njb9b" class="3"><span style="font-size: 10.5pt;">引言</span></span><span style="font-size:10.5pt"><o:p></o:p></span></p> <p class="21" style="text-align:justify;text-justify:inter-ideograph;text-indent: 26.0pt;background:transparent"><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">搭建完圓盤式刀庫可靠性試驗臺后，首先讓試驗臺空刀運轉至少一個月，每 天至少運轉五個小時以上，這樣做的目的是為了消除早期故障。試驗臺在運行之 初，由于刀庫本身以及各個支架和虛擬主軸制造的缺陷，導致刀庫可靠性試驗臺 的故障率比較高，故在做可靠性試驗之前應該消除這些缺陷。早期故障排除之后， 應該按照規定的可靠性試驗方法，進行換刀試驗，在不改變失效機理的前提下， 加速暴露換刀系統的薄弱環節，同時在試驗過程中要對不同的故障信息進行及時 有效的記錄和處理。</span></span><span style="font-size:10.5pt"><o:p></o:p></span></p> <p class="21" style="text-align:justify;text-justify:inter-ideograph;text-indent: 26.0pt;background:transparent"><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">圓盤式刀庫可靠性試驗的目的有：</span></span><span style="font-size:10.5pt"><o:p></o:p></span></p> <p class="21" style="margin-left:0cm;text-align:justify;text-justify:inter-ideograph; text-indent:26.0pt;mso-list:l0 level1 lfo1;tab-stops:42.25pt;background:transparent"><!--[if !supportLists]--><span style="font-size: 11.5pt; font-family: SimSun;">1.<span style="font-stretch: normal; font-size: 7pt; font-family: 'Times New Roman';"> </span></span><!--[endif]--><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">盤式刀庫自動換刀系統的可靠性評估；</span></span><span style="font-size:10.5pt;mso-bidi-font-family:MingLiU"><o:p></o:p></span></p> <p class="21" style="margin-left:0cm;text-align:justify;text-justify:inter-ideograph; text-indent:26.0pt;line-height:31.9pt;mso-line-height-rule:exactly;mso-list: l0 level1 lfo1;tab-stops:66.75pt;background:transparent"><!--[if !supportLists]--><span style="font-size: 11.5pt; font-family: SimSun;">2.<span style="font-stretch: normal; font-size: 7pt; line-height: normal; font-family: 'Times New Roman';"> </span></span><!--[endif]--><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">加速暴露換刀系統的潛在故障以及薄弱環節，并提出相應的改進措施。</span></span><span style="font-size: 10.5pt;mso-bidi-font-family:MingLiU"><o:p></o:p></span></p> <p class="30" style="margin-bottom:0cm;margin-bottom:.0001pt;text-align:justify; text-justify:inter-ideograph;line-height:31.9pt;mso-line-height-rule:exactly; mso-pagination:lines-together;page-break-after:avoid;tab-stops:38.65pt; background:transparent"><a name="bookmark32"><span id="n1l1njb9b" class="3"><span style="font-size: 10.5pt;">3.2</span></span></a><span id="n1l1njb9b" class="3"><span style="font-size: 10.5pt;">圓盤式刀庫可靠性試驗</span></span><span style="font-size:10.5pt"><o:p></o:p></span></p> <p class="30" style="margin-bottom:13.0pt;text-align:justify;text-justify:inter-ideograph; line-height:13.0pt;mso-line-height-rule:exactly;mso-pagination:lines-together; page-break-after:avoid;background:transparent"><a name="bookmark33"></a><st1:chsdate year="1899" month="12" day="30" islunardate="False" isrocdate="False" w:st="on"><span id="n1l1njb9b" class="3"><span style="font-size: 10.5pt;">3.2.1</span></span></st1:chsdate><span id="n1l1njb9b" class="3"><span style="font-size: 10.5pt;">圓盤式刀庫可靠性試驗的環境</span></span><span style="font-size:10.5pt"><o:p></o:p></span></p> <p class="21" style="text-align:justify;text-justify:inter-ideograph;text-indent: 26.0pt;background:transparent"><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">可靠性試驗環境應該包括可靠性試驗場地環境以及換刀運行狀態環境。</span></span><span style="font-size: 10.5pt"><o:p></o:p></span></p> <p class="21" style="text-align:justify;text-justify:inter-ideograph;text-indent: 26.0pt;background:transparent"><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">試驗場地環境應該模擬現場加工中心場地的環境。通過溫度傳感器、濕度傳 感器以及大氣壓力表對現場場地環境進行長時間的監測，最終得出試驗場地的環 境：</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt; font-family: SimSun;">1.</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">室內溫度：</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt; font-family: SimSun;">15~35 </span></span><span id="n1l1njb9b" class="2TimesNewRoman"><span lang="EN-US" style="font-size: 10.5pt;">°C</span></span><span id="n1l1njb9b" class="2SimSun30"><span lang="EN-US" style="font-size: 10.5pt; font-family: SimSun;"> </span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">;2.室內相對濕度:45%~75%<sub>;</sub> </span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt; font-family: SimSun;">3.</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">室內大氣壓：</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt; font-family: SimSun;">86~106</span></span><span id="n1l1njb9b" class="2TimesNewRoman"><span lang="EN-US" style="font-size: 10.5pt;">Kpa</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt; font-family: MingLiU;">。</span></span><span style="font-size:10.5pt"><o:p></o:p></span></p> <p class="21" style="text-align:justify;text-justify:inter-ideograph;text-indent: 26.0pt;background:transparent"><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">換刀運行狀態環境主要是指刀盤電機和機械手電機溫度的變化以及換刀過 程中產生的振動、噪音等情況。</span></span><span style="font-size:10.5pt"><o:p></o:p></span></p> <p class="21" style="text-align:justify;text-justify:inter-ideograph;text-indent: 26.0pt;background:transparent"><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">由于換刀時間較短，工作時間較長，經計算現場平均</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt; font-family: SimSun;">13</span></span><span id="n1l1njb9b" class="2TimesNewRoman"><span lang="EN-US" style="font-size: 10.5pt;">min</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">換一次刀，故在 不出現故障的前提下，刀盤電機、機械手電機一般不會過熱，也不影響后續的工 作狀態。但實驗室換刀系統換刀時間間隔一般是</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt; font-family: SimSun;">10</span></span><span id="n1l1njb9b" class="2TimesNewRoman"><span lang="EN-US" style="font-size: 10.5pt;">s</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt; font-family: SimSun;">/</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">次，換刀相對頻繁，易導致 刀盤電機以及機械手電機過熱而影響工作狀態，為了更好地模擬加工中心現場刀 庫運行狀態環境，在刀盤電機以及機械手電機處放置溫度感應傳感器，當電機溫 度一但超過相應范圍時，自動換刀系統停止工作，當刀盤電機以及機械手電機回 復正常溫度時，可再次運行刀庫。</span></span><span style="font-size:10.5pt"><o:p></o:p></span></p> <p class="21" style="text-align:justify;text-justify:inter-ideograph;text-indent: 26.0pt;background:transparent"><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">現場加工中心底部采取橡膠減振墊，能夠把多臺數控機床一起工作產生的振 動頻率降到最低，而實驗室自動換刀系統底部采用地平鐵，地平鐵不僅有很好的 導向以及固定作用，同時起到減振的作用。</span></span><span style="font-size:10.5pt"><o:p></o:p></span></p> <p class="21" style="margin-bottom:14.55pt;text-align:justify;text-justify:inter-ideograph; text-indent:26.0pt;background:transparent"><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">自動換刀系統運轉時不應該有異常的噪聲產生，且其連續運轉時噪聲聲壓等 級不應超過</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt; font-family: SimSun;">75</span></span><span id="n1l1njb9b" class="2TimesNewRoman"><span lang="EN-US" style="font-size: 10.5pt;">dB</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt; font-family: SimSun;">(</span></span><span id="n1l1njb9b" class="2TimesNewRoman"><span lang="EN-US" style="font-size: 10.5pt;">A</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt; font-family: SimSun;">)</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt; font-family: MingLiU;">。</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">故在自動換刀裝置中安裝噪音裝置，并檢測換刀過程中產 生的噪音和沖擊波，一旦其超過規定值，則停止換刀，檢查換刀機構中容易出現 問題的部位，定期給凸輪機構以及</span></span><span id="n1l1njb9b" class="2TimesNewRoman"><span lang="EN-US" style="font-size: 10.5pt;">ATC</span></span><span id="n1l1njb9b" class="2SimSun30"><span style="font-size: 10.5pt;">涂抹潤滑油，減少噪音和沖擊波的產生。</span></span></p> <p class="21" style="margin-bottom:14.55pt;text-align:justify;text-justify:inter-ideograph; text-indent:26.0pt;background:transparent"> </p> <p class="21" style="margin-bottom:14.55pt;text-align:justify;text-justify:inter-ideograph; text-indent:26.0pt;background:transparent"><span style="font-size:9.0pt;font-family:宋體;mso-ascii-font-family: "Times New Roman";mso-hansi-font-family:"Times New Roman";mso-bidi-font-family: "Times New Roman";mso-font-kerning:1.0pt;mso-ansi-language:EN-US;mso-fareast-language: ZH-CN;mso-bidi-language:AR-SA">本文采摘自“加工中心盤式刀庫可靠性試驗方法研究”，因為編輯困難導致有些函數、表格、圖片、內容無法顯示，有需要者可以在網絡中查找相關文章！本文由伯特利數控整理發表文章均來自網絡僅供學習參考，轉載請注明！</span></p> <p class="21" style="margin-bottom:14.55pt;text-align:justify;text-justify:inter-ideograph; text-indent:26.0pt;background:transparent"><span style="font-size:10.5pt"><o:p></o:p></span></p></div> <div id="n1l1njb9b" class="blank30"></div> <!-- tag --> <div id="n1l1njb9b" class="blank10"></div> 標簽： <a 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