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宁波市象山农机二厂负责研制的1KH-18型后置式圆盘开沟机,干1991年6月通过计划单列市级新产品鉴定。该机与工农-12、东风-12手扶拖拉机配套,利用旋耕机的传动机构,配以开沟轴、刀盘、犁刀及挡土、限深装置等。与前置式开沟机相比,具有结构合理,操作方便,通过性好,成本低廉等特点。主要技术参数开沟深度 15～18厘米可调开沟宽度 17+1.5厘米犁刀数量 10把抛幅宽度每侧1.2～1.8米生产率 >900米/小时
Ningbo Xiangshan Agricultural Machinery Plant is responsible for the development of 1KH-18-type rear disc ditching machine, dry June 1991 by the municipal government separately identified new products. The machine and workers and peasants -12, Dongfeng -12 walking tractor supporting the use of rotary tiller transmission, together with the trenching shaft, cutter, coulter and retaining, depth limiting devices. Compared with the front trencher, with a reasonable structure, easy operation, good through, low cost and so on. The main technical parameters Trenching depth of 15 to 18 cm Adjustable trenching width 17 + 1.5 cm Number of coulters 10 Drop width of 1.2 to 1.8 meters per side Productivity> 900 m / h