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單柱校正壓裝液壓機

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更新時間：2014-08-29
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摘要

Y41系列單柱校正壓裝液壓機，是一種多功能的中小型液壓機床，適用于軸類零件，型材的校正和軸套類零件的壓裝。它采用手腳聯動操作，通過電動機帶動液壓泵向主油路供油，通過溢流閥，手動換向閥等控制閥對液壓系統進行調壓換向，以達到各種工作狀態。
該液壓機結構緊湊，動作靈敏可靠，速度快，能耗小，噪音低，壓力和行程可在規定的范圍內任意調節，操作簡單。在本設計中，通過查閱大量文獻資料，設計了液壓缸的尺寸，擬訂了液壓原理圖。按壓力和流量的大小選擇了液壓泵，電動機，控制閥，過濾器等液壓元件和輔助元件。

關鍵詞：液壓機液壓系統調速回路；

目錄

摘要··········································································Ⅰ
Abstract·····································································Ⅱ

第1章緒論·································································1
1.1 課題背景·····························································1
1.2 發展趨勢·····························································1
第2章　方案論證···························································3
2.1 傳動方案的論證·····················································3
2.2 控制元件的分析·····················································4
第3章　液壓機的設計及參數選擇·········································5
第4章　工況分析···························································6
4.1 動力（負載）分析及負載循環圖··································6
4.1.1 摩擦負載······················································6
4.1.2 慣性負載······················································6
4.1.3 工作負載······················································7
4.1.4 負載循環圖···················································8
4.2 運動分析及運動循環圖·············································8
4.2.1 位移循環圖L—t·············································8
4.2.2 速度循環圖···················································9
第５章　確定液壓系統主要參數··········································10
5.1 確定液壓缸幾何尺寸··············································10
5.2 計算液壓缸所需流量··············································13
5.3 計算系統所需的壓力··············································13
5.4 繪制沖壓機主缸工況圖···········································15
5.5 液壓缸主要零件的結構材料及技術要求·························17
5.5.1 液壓缸的基本參數··········································17
5.5.2 液壓缸的類型和安裝方式··································18
5.5.3 液壓缸的主要零件及技術要求·····························18
5.6 液壓缸結構參數的計算···········································19
5.6.1 計算液壓缸的厚度··········································19
5.6.2 液壓缸油口的計算··········································21
5.6.3 缸底厚度的計算·············································21
5.7 液壓缸的校合······················································22
5.7.1 液壓缸中背壓力的校合·····································22
5.7.2 活塞桿的校合···············································23
第6章擬訂液壓原理圖··················································24
第7章液壓元件和液壓油的選擇········································26
7.1 液壓泵的選擇······················································26
7.1.1 確定泵的最大工作壓力·····································26
7.1.2 確定液壓泵的流量Q和排量q···························27
7.1.3 選擇液壓泵的規格··········································28
7.1.4 確定驅動液壓缸的功率·····································28
7.2 電動機的選擇······················································29
7.3 控制閥的選擇······················································29
7.4 管道（導管）的選擇·················································31
7.4.1 管道內徑的確定·············································31
7.4.2 管道壁厚b的計算···········································32
7.5 確定油箱的容量···················································33
7.5.1 液壓油的選擇···············································34
7.5.2 過濾器的選擇···············································34
7.6 聯軸器的設計·····················································34
第8章液壓系統的性能驗算·············································36
8.1 管路系統壓力損失·················································36
8.1.1 沿程壓力損失的計算·······································37
8.1.2 管路內的局部壓力損失·····································38
8.1.3 閥類元件的局部壓力損失··································38
8.2 液壓沖擊的計算···················································39
8.3 液壓系統熱分析及其計算·········································41
8.3.1 液壓泵功率損失產生的熱流量（熱量）·····················41
8.3.2 液壓系統的散熱計算·······································42
第9章限程裝置的設計··················································44
第10章機架的設計······················································45
10.1 機架材料的選擇··················································46
10.2 肋的作用··························································46
第11章液壓系統的安裝與調試·········································47
11.1 液壓系統的安裝··················································47
11.1.1 安裝前的準備工作·········································47
11.1.2 管子加工···················································47
11.2 液壓系統的調試··················································48
11.2.1 調試前的檢查··············································48
11.2.2 啟動液壓泵·················································48
11.2.3 系統排氣···················································49
11.2.4 系統耐壓實驗··············································49
12.2.5 負載試車···················································49

結論··········································································50
致謝··········································································51
參考文獻·····································································52 ...

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