我县拖拉机站为了满足县内平整土地的需要,本着因地制宜、就地取材、因陋就简的原则,在机引液压五铧犁的基础上,改制成功了液压平地机。经初步试用,效果良好,现已生产十六台,在县内推广。机具改装方法将五铧犁的犁体连同犁柱一起卸下。在犁架的第三铧处,装一个方铁。将半圆形联结支架后端,通过螺栓固定在方铁上(见图)。在犁架前部焊上联结支架固定板,将半圆形联结支架 In order to meet the needs of leveling the land in the county, the tractor station in our county succeeded in reforming the hydraulic grader based on the principle of simple and simple machine according to local conditions, local materials. After a preliminary trial, the effect is good, is now producing 16 units in the county to promote. Machine modification method will be five plow plow body together with the plow column removed. In the plow of the third Hua Department, installed a square iron. The semi-circular connecting bracket rear end, bolted to the square iron (see photo). Weld on the front of the plow frame bracket bracket, the semicircular joint bracket