沖壓式芡實剝殼機(jī)

沖壓式芡實剝殼機(jī),沖壓,芡實,剝殼 沖壓式芡實剝殼機(jī) 目錄 沖壓式芡實剝殼機(jī).....................................................................................................................3 摘要.............................................................................................................................................3 ABSTRACT...............................................................................................................................4 THE HEAD METAL CLIPPER DESIGN.............................................................................4 1 緒論..........................................................................................................................................5 1.1 課題選擇的背景和目的 ...................................................................................................5 1.2 沖壓式芡實剝殼機(jī)國內(nèi)外發(fā)展現(xiàn)狀 ..............................................................................6 1.3 沖壓式芡實剝殼機(jī)的現(xiàn)狀 ..............................................................................................7 1.3.1 沖壓式芡實剝殼機(jī)在車間布置和作用 ..................................................................................7 1.3.2 沖壓式芡實剝殼機(jī)的類型和特點....................................................................................7 1.3.3 沖壓式芡實剝殼機(jī)研究的內(nèi)容和方法 ..................................................................................8 2 方案的選擇與評述...............................................................................................................10 2.1 方案選擇 .........................................................................................................................10 2.2 方案評述 .........................................................................................................................10 3 電機(jī)的選擇...........................................................................................................................12 3.1 剪切力的計算 .................................................................................................................12 3.2 剪切機(jī)的扭矩計算 .........................................................................................................12 3.3 剪切時,轉(zhuǎn)股穩(wěn)定運轉(zhuǎn)轉(zhuǎn)速 .......................................................................................13Hn 3.4 電機(jī)型式及電機(jī)容量的選擇 .........................................................................................13 4 主要零件的強(qiáng)度計算.........................................................................................................16 4.1 減速機(jī)的計算 .................................................................................................................16 4.1.1 減速機(jī)的傳動比分配..................................................................................................................16 4.1.2 減速機(jī)齒輪設(shè)計 ...........................................................................................................................16 4.1.3 齒輪軸的設(shè)計計算 ......................................................................................................................24 4.2 剝殼的設(shè)計 .....................................................................................................................29 4.2.1 材料的選擇 .....................................................................................................................................29 4.2.2 剝殼的結(jié)構(gòu)設(shè)計 ...........................................................................................................................29 4.3 轉(zhuǎn)股軸承的選擇及校核 .................................................................................................30 4.4 側(cè)隙調(diào)整機(jī)構(gòu)的設(shè)計 .....................................................................................................31 4.5 電動機(jī)的起動力矩的驗算 .............................................................................................32 4.5.1 系統(tǒng)飛輪力矩的計算..................................................................................................................32 4.5.2 起動時間的計算 ...........................................................................................................................33 4.5.3 起動轉(zhuǎn)角的校核 ...........................................................................................................................33 5 潤滑方法的選擇...................................................................................................................37 5.1 減速機(jī)潤滑方法及潤滑油的選擇 .................................................................................37 5.2 沖壓式芡實剝殼機(jī)的潤滑 .............................................................................................37 6 試車方法和對控制的要求....................................................................................................38 6.1 試車要求 .........................................................................................................................38 6.2 對控制系統(tǒng)的要求 .........................................................................................................38 7 設(shè)備可靠性與經(jīng)濟(jì)評價........................................................................................................39 7.1 機(jī)械設(shè)備的有效度 .........................................................................................................39 7.2 投資回收期 .....................................................................................................................39 專題-電動機(jī)選擇與探討 .........................................................................................................41 1.三相異步電動機(jī)的旋轉(zhuǎn)原理 : .........................................................................................42 2.同步電動機(jī)在結(jié)構(gòu)上大致有兩種：....................................................................................43 3.電機(jī)固有步距角：................................................................................................................44 4.步進(jìn)電機(jī)的一些特點：........................................................................................................45 5.電動機(jī)的潤滑 ....................................................................................................................46 結(jié)論...........................................................................................................................................47 致謝...........................................................................................................................................48 參考文獻(xiàn)...................................................................................................................................49 附錄-外文翻譯 .........................................................................................................................50 MODELING AND OPTIMIZATION FOR A 20-H COLD ROLLING MILL...............................................50 1、FORCE ,TORQUE AND POWER ................................................................................................51 2、MATERIAL YIELD STRESS ADAPTION ....................................................................................52 3、FRICTION REPRESENTATION .................................................................................................52 4、ELASTIC MILL STAND BEHAVIOR ..........................................................................................53 5、SUMMARY ............................................................................................................................54 建模與優(yōu)化為 20 - H 的冷連軋 ...............................................................................................55