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創新驅動發展 邁向科技強國——勇猛機械向國家“十三五”交上完美答卷

2022-06-20 14:09:59 來源:勇猛玉米收獲機 閱讀量:14293 評論

  【農機網 明星企業】2016年7月26日中國農村技術開發中心印發了國科農技字[2016]33號文件,勇猛機械股份有限公司以民營企業身份正式加入了國家重點研發計劃“智能農機裝備”重點專項的國家隊,這是一份榮譽,更是一份責任。
 
  公司領導對此項目非常重視,技術部部長親自帶隊組建研發專項小組,2016年7月——2021年6月(含延期半年)此項目歷時五年之久,通過小組成員不懈努力,最終向國家交上了完美的答卷。國科農技字[2022]15號文件,對此項目綜合績效評價為“優秀”。
 
  《高含水率玉米單縱軸流籽粒收獲機整機開發》項目,是基于公司生產的4YL-6(ZL2150)型自走式玉米聯合收獲機進行的優化和創制,針對中國各地區對高含水率玉米籽粒收獲的不同需求,形成玉米收獲的全覆蓋體系。研制高含水率玉米單縱軸流籽粒收獲機,解決了高含水率玉米籽粒低損收獲的國際性技術難題。國內大部分地區的玉米在收獲季節的時候均為高濕狀態,甚至華北地區為了迎接冬小麥的種植時間,無法等待玉米脫水至20%以下,導致收獲季節玉米的含水率高達30%以上,相較國外玉米收獲時的含水率均在20%以下,出現部分國外品牌機器“水土不服”現象,無法適應國內玉米收獲的條件。通過此項目的攻關,在含水率高達32%的情況下,機器收獲的破碎率低至3.7%,遠優于國家標準5%的破碎水平。
 
  高含水率玉米單縱軸流籽粒收獲機整機開發
 
  (1)單縱軸流高效清選技術研究;
 
  通過研發前、中、后三段分體式調整的上篩結構,適應不同玉米性狀引起的脫粒分離梯度差異,提高清選性能;通過上、下篩相向振動平衡技術研究,以提高振動篩的可靠性與使用壽命;通過研究清選風機結構、材料、轉速、出口角度對清選效果的影響,提高篩面上氣流均勻性;集成研制單縱軸流高效清選系統,實現單縱軸流高效清選。
 
  (2)單縱軸流低損喂入技術研究;
 
  單縱軸流低損喂入技術主要包括優化喂入攪龍的結構與位置;研究過橋輸送方式,過橋與單縱軸流脫粒滾筒的平順交接技術;優化單縱軸流低損喂入收獲臺與過橋,減少玉米果穗損傷。
 
  (3)滾筒前端脫出物均布研究;
 
  通過研究滾筒前端活動凹板區域籽粒的運動軌跡,解決滾筒前端脫出物分布不均的問題,為后續的清選提供均勻的物料流。
 
  (4)車輛智能控制系統研究;
 
  通過中國農業大學、中國科學技術大學及科學院所等教授和專家的共同研究,開發了自動駕駛系統、玉米穗斷穗在線檢測系統、籽粒破碎率在線檢測系統、籽粒損失在線檢測系統、滾筒轉速和凹板間隙自動調整系統、北斗定位系統等,為車輛的智能控制提供了保證,該機型技術達到了國際領先水平。
 
  此項目的完成受到了中國農村技術開發中心、行業內專家及領導的認可,機器先后參加專家評審會和國家“十三五”科技創新成就展等,向社會展示機器的先進性和智能性。
 
勇猛機械4YL-6參展國家“十三五”科技創新成就展
 
  中共中央總書記、國家主席、中央軍委主席習近平2021年10月26日下午在參觀國家“十三五”科技創新成就展時強調,“十三五”時期,我國科技事業加快發展,創新能力大幅提升,在基礎前沿、戰略高技術、民生科技等領域取得一批重大科技成果。這是在黨中央堅強領導下,全黨全國特別是廣大科技工作者共同奮斗的結果。當前,我國已經開啟全面建設社會主義現代化國家新征程,科技創新在黨和國家發展全局中具有十分重要的地位和作用,全國廣大科技工作者要面向世界科技前沿、面向經濟主戰場、面向國家重大需求、面向人民生命健康,堅定創新自信,緊抓創新機遇,勇攀科技高峰,破解發展難題,自覺肩負起光榮歷史使命,加快實現高水平科技自立自強,為建設世界科技強國、實現中華民族偉大復興作出新的更大貢獻。
 
  “十三五”項目雖已落幕,但勇猛機械會繼續秉承“科技提升品質 創新引領發展”的經營理念,在打造百年勇猛的道路上砥礪前行,用智能農機為智慧農業譜寫新篇章。
 
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