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EQ140汽车自1978年底正式投产以来,许多用户反映车架前横梁开裂。为确保产品质量,被总厂列为81年十大产品质量攻关项目之一,因此,我们对云南景洪、思茅、保山汽车运输总站、渡口市运输公司、恩施地区各县、神农架林区及襄阳地区运输公司等用车单位,进行了实地调查,情况属实,问题十分严重。现将云南保山总站的调查记录抄录如下: 图1表示前横梁下翼面可能出现裂纹的位置,分别用a,b,……g表示。汽车出厂日期:1979年7月(见下表)
EQ140 cars have been in production since the end of 1978, many users reflect the front frame beam cracking. In order to ensure the quality of the products, it was listed by the General Plant as one of the top ten product quality research projects in 81 years. Therefore, we conducted a survey on the quality of the products in Jinghong, Simao, Baoshan Bus Terminal, Ferry Transportation Company, Enshi, Shennongjia, Xiangyang transport companies and other car units, conducted a field survey, the situation is true, the problem is very serious. The record of the investigation of Yunnan Baoshan Station is now reproduced as follows: Figure 1 shows the location of the crack on the lower airfoil of the front crossbeam, indicated by a, b, ..., g respectively. Car date of manufacture: July 1979 (see table below)