LLX～2型沥青路面修补机,是宁阳县公路站根据沥青路面实际养护需要而自选的项目,由站属机务股负责设计、研制。1987年3月26日进行技术设计和施工设计,4月30日完成并投入样机生产,7月1日制造完毕。通过检测改进,进入实际操作试验,至十月十日累计运转72小时,其中拌合沥青～石子混合料作业62小时,喷洒试验10小时,共生产混合料153吨,修补路面2650米~2,喷洒路面1580米~2。经过试验考核,表明该机性能可靠、使用方便,是一种理想的公路养护机械。10月31日太安市科委组织进行了样机技术鉴定,邀 LLX ~ 2 asphalt pavement repairing machine is the project of Ningyang County Highway Station that is selected according to the actual maintenance needs of asphalt pavement. The station is responsible for the design and development of the unit. March 26, 1987 for technical design and construction design, April 30 completed and put into prototype production, manufactured July 1 completed. Through the testing and improvement, it entered the actual operation test and operated for 72 hours on October 10, of which 62 hours of asphalt-gravel mixture and 62 hours of spraying test were produced. The total production of the mixture was 153 tons, Spray the road 1580 meters ~ 2. After the test examination, indicating that the aircraft performance and reliable, easy to use, is an ideal road maintenance machinery. On October 31, Tai’an Science and Technology Commission organized a prototype technology appraisal and invited