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chan pin jie shao
Pages: 9-12
Year: Issue:  3
Journal: Farm Machinery

Keyword:  弹簧钢板农垦系统螺栓连接推广项目水力发电机组预榨精播机农业机械化技术排种盘农机推广站;
Abstract: <正> 我场地处洪泽湖畔,地下水位较高,渍害严重。为此,1984年研制了6台配套东方红-60拖拉机的悬挂式暗沟犁。几年使用效果较好,年效益30万元左右,已被其它6个单位引用,并列为省农垦系统推广项目之一。主要结构及特点主要由犁头、犁柱和机架组成。机架与犁柱用螺栓连接,其它均采用焊接。犁头组合构成,成鼠形,直接焊在犁柱上。犁柱由犁刀、弹簧钢板焊
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