Research of the chisel with multi-operation working bodies for tillage

Abstract

The mechanized technologies applied in Russia in vineyards are characterized by 2.5-3.4 times higher energy costs comparing to foreign countries. It is necessary to improve the methods of mechanized tillage in vineyards in order to reduce energy costs while maintaining quality. The purpose of the study is to develop mechanized universal technical means and working bodies for processing vineyard rows with the lowest energy consumption without damaging the root system of the bushes. The designed multi-stage chisel is capable of performing multi-tiered tillage in accordance with the architectonics of the root system of the bushes. The depth of loosening is 9-45 cm. The original design of the working bodies of the chisel with the additional degree of freedom provides reduction in traction resistance by 12-14% and specific energy consumption by 1.2 and more times. Chisel complies with agrotechnical requirements for the implementation of quality indicators of the technological process. The number of fractions of up to 50 mm is 57.5-76.5%, lumps of over 100 mm is 8-9%. The versatile design of the multi-operational horticultural and vineyard chisel will allow it to be used in the cultivation technologies of not only fruit and berry, but also grain and row crops.