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国内首台“东方红”丘陵山地专业型拖拉机成功研发 被行业权威年鉴收录

2023-02-07 09:32:55 来源:中国一拖 阅读量:16643 评论

导读:中国一拖研制的国内首台丘陵山地专业型拖拉机被《2022年中国农业年鉴》和《2022年中国农业机械年鉴》双双收录。

  【农机网 明星企业中国一拖研制的国内首台丘陵山地专业型拖拉机被《2022年中国农业年鉴》和《2022年中国农业机械年鉴》双双收录。
 
《2022年中国农业年鉴》
 
  《2022年中国农业机械年鉴》收录内容
 
  作为业内颇具权威的两部年鉴,分别以《填补了国内丘陵山地专业型拖拉机产品空白,中国一拖成功研发国内首台丘陵山地专业型拖拉机》《中国一拖实现国内丘陵山地专业型拖拉机产品国产化替代,解决我国丘陵山区农机“无好机用”的问题》为题将该产品载入年鉴,代表了全国农机行业对该产品的高度认可。
 

 

东方红MH804产品」
 
  额定功率为80马力,最大爬坡度可达25°(较传统平地拖拉机提升了10°以上),最小转向半径达到3m(较同功率传统拖拉机转向半径减小了1~1.5m以上),极限倾翻角可达35°以上,制动减速度为4.5m/s2(较同功率传统拖拉机制动性提升20%~30%),具备正反双向驾驶(驾驶室双向调整)功能,主要技术指标完全满足丘陵山区作业需求。
 
  东方红MH804采用的核心技术主要有折腰扭腰转向技术、双向驾驶室技术、四轮制动技术、电液比例输出技术等,均由中国一拖自主研发完成,关键零部件的自主化率达到95%,整机成本仅比同功率传统拖拉机增加了20%~25%,保障了我国对丘陵山区专用拖拉机产品及技术的自主、安全、可控。
 
  目前,东方红MH804丘陵山区拖拉机已完成了试制与功能性验证,正在开展最终改进与生产准备,计划于下半年全面推向市场。 

  

  我国丘陵山区耕种收综合农业机械化率不到50%,低于全国平均水平20个百分点,是我国农业机械化的突出短板。拖拉机为各种农机具提供动力和搭载平台,是丘陵山区农业机械化的关键与核心所在。传统拖拉机在动力性、坡道通过性、稳定性、制动性、转向机动性等方面难以满足我国丘陵山区地形及作业环境需求。
 
  在此背景下,中国一拖以解决我国丘陵山区农机“无好机用”难题为目标,自2020年起,分别对我国川中丘陵、黄土丘陵、闵浙丘陵、两广丘陵等多个典型丘陵山区作业特点及农机市场情况开展了多次专项调研,在充分考虑丘陵山区农机作业必要技术功能的前提下,尽可能优化整机成本,最终确定了“高效实用”的丘陵山区拖拉机技术路线,自主研发了满足黄土丘陵地区作业的东方红MH804型丘陵山地专用拖拉机产品。
 
  此外,中国一拖在国家相关部委及国机集团的支持下,将开展适合川中丘陵、两广丘陵、云贵丘陵等地块更小、地形更复杂地区作业特点的SH30-50系列丘陵山区拖拉机的研发工作;并同时针对湖南、江西等江南丘陵地区及河谷地作业需求,研发专用的水旱兼用轮式拖拉机及轻型水田履带拖拉机产品。从而形成基本满足我国不同丘陵山区作业差异化需求的丘陵山区专用拖拉机产品体系,助力我国丘陵山区农业机械化率持续提升。
 
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