The domestic research and current situation of the disc plough in recent years
At the beginning of the eighty's, a breakthrough progress in study of driving disk plow.Tests show that the Japanese on the driving disk components are: disk working partsin the disk angle is 200, rotating speed of 98r / min traction resistance minimum, about 46% lower than the passive disk, and penetration ability. Therefore, Japan in 1983 the formal launch of driven disc plow tillage implements this model. With the traditional"disc" significant difference is that it uses a shaft structure, the transmission system is greatly simplified. Soon, Toyo, Matsuyama, Yanmar, Kubota and other agriculturalcompanies have developed a variety of models of driving disk plow.
Our country since 1985 began research driven disc plow, the Agricultural Engineering Department of Fujian Agricultural College and Fujian agricultural machinery research institute took the lead to carry on the research, and developed a series of driving disk plow. After that, Peking University agricultural engineering has also carried outresearch in this area. Jiangsu Polytechnic University Institute of agricultural machineryin 1992 developed a 1 LYZQ type direct coupled driving disk plow and small batchproduction. In recent years, some domestic scientific research units and enterprises,in part driven disc plow harrow piece of research and development of new productshas also done a lot of research.
However, the study of our current driven disc plow and concentrated in southern paddy field to adapt, matched with small horsepower tractor, deep tillage in the 12^'18cm about the driving disk plow, research driven disc plow and suitable for Northern glebe is almost a blank. North farmland also exist high stubble, straw, nowmainly used the plough and harrow tillage treatment, the large energy consumption,but also because the tractor repeatedly into the fields, and cause soil compaction,thus the North glebe has demand for driven disc plow. So it is necessary to develop the depth is about 20~25cm, and large horsepower tractor dry driven disc plow.
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