小型自走式播種機設計(汽油機驅動)【17張CAD圖紙+PDF圖】
喜歡就充值下載吧。。資源目錄里展示的文件全都有,,請放心下載,,有疑問咨詢QQ:414951605或者1304139763 ======================== 喜歡就充值下載吧。。資源目錄里展示的文件全都有,,請放心下載,,有疑問咨詢QQ:414951605或者1304139763 ========================
目錄
第1章 前言··········································································1
1.1播種機的常識和技術現狀·······················································1
1.2播種方式及常見播種類型·······················································3
1.2.1條播·············································································3
1.2.2穴播·············································································4
1.2.3撒播·············································································4
1.2.4精密播種·······································································4
1.2.5聯(lián)合作業(yè)機和免耕播種························································5
1.3播種工作過程和機械構造·······················································5
1.3.1工作過程·······································································5
1.3.2機械構造·······································································6
1.4播種機械的發(fā)展趨勢·····························································7
第2章 總體設計····································································9
2.1 概述···············································································9
2.2 設計任務········································································10
2.3 設計目的········································································10
2.4 動力方案選擇···································································10
2.5 設計題目分析及設計思想·····················································12
2.6 設計主參數及機構類型確定··················································12
2.6.1工作速度······································································12
2.6.2播量的確定···································································13
2.6.3種、肥箱的容積······························································13
2.6.4機架設計······································································14
2.6.5工作幅度······································································14
2.6.6 排種、排肥機構設計·························································14
2.6.7開溝器設計····································································18
2.6.8覆土器設計···································································22
2.6.9鎮(zhèn)壓輪設計····································································23
2.6.10 地輪設計····································································23
第3章 傳動設計及播種技術措施···········································25
3.1傳動原理簡圖和動力傳遞路線圖····································25
3.1.1傳動原理簡圖·································································25
3.1.2動力傳動路線圖······························································25
3.2傳動原理·········································································25
3.3技術措施·········································································26
3.3.1播種均勻性和各行排量一致性措施·········································26
3.3.2降低破種率措施······························································27
3.3.3種肥同播時,肥料的利用率··················································27
第4章 零部件設計·······························································28
4.1種箱及肥箱設計·································································28
4.2開溝器設計及校核······························································29
4.3排種器···········································································31
4.4地輪參數確定···································································32
4.4.1輪子直徑和輪輞寬度的確定·················································32
4.4.2輪子滾動阻力計算····························································32
4.5汽油機的選擇及鏈輪設計······················································33
4.5.1汽油機總功率確定····························································33
4.5.2汽油機及減速器的選擇······················································34
4.5.3傳動比的確定·································································35
4.5.4鏈輪選擇及設計計算·························································36
4.6地輪軸設計······································································41
4.7鍵的校核·········································································47
4.8銷的校核·········································································48
4.9軸承的校核······································································49
第5章 播種機使用·······························································50
5.1播種量調整······································································50
5.2實際操作說明···································································51
5.2.1播種作業(yè)前準備······························································51
5.2.2播種機的試播及作業(yè)·························································53
5.2.3播種機的保養(yǎng)與保管·························································54
5.2.4播種質量檢查·································································54
第6章 畢業(yè)設計小結····························································57
參考文獻·············································································59
收藏
編號:102956615
類型:共享資源
大?。?span id="3kpt3fe" class="font-tahoma">12.06MB
格式:ZIP
上傳時間:2022-06-07
50
積分
- 關 鍵 詞:
-
17張CAD圖紙+PDF圖
小型
播種機
設計
汽油機
驅動
17
CAD
圖紙
PDF
- 資源描述:
-
喜歡就充值下載吧。。資源目錄里展示的文件全都有,,請放心下載,,有疑問咨詢QQ:414951605或者1304139763 ======================== 喜歡就充值下載吧。。資源目錄里展示的文件全都有,,請放心下載,,有疑問咨詢QQ:414951605或者1304139763 ========================
展開閱讀全文
- 溫馨提示:
1: 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請下載最新的WinRAR軟件解壓。
2: 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請聯(lián)系上傳者。文件的所有權益歸上傳用戶所有。
3.本站RAR壓縮包中若帶圖紙,網頁內容里面會有圖紙預覽,若沒有圖紙預覽就沒有圖紙。
4. 未經權益所有人同意不得將文件中的內容挪作商業(yè)或盈利用途。
5. 裝配圖網僅提供信息存儲空間,僅對用戶上傳內容的表現方式做保護處理,對用戶上傳分享的文檔內容本身不做任何修改或編輯,并不能對任何下載內容負責。
6. 下載文件中如有侵權或不適當內容,請與我們聯(lián)系,我們立即糾正。
7. 本站不保證下載資源的準確性、安全性和完整性, 同時也不承擔用戶因使用這些下載資源對自己和他人造成任何形式的傷害或損失。
裝配圖網所有資源均是用戶自行上傳分享,僅供網友學習交流,未經上傳用戶書面授權,請勿作他用。