China SINOTRUK Truck Co., Ltd. on-site guidance to improve the quality of the carriage assembly raises 8 requirements
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On October 19, 2011, the head of Sinotruck Truck Co., Ltd. led a group of people to the production site of the frame factory to investigate and instruct the quality of the heavy truck frame assembly.
According to the introduction of Sinotruk truck shares frame plant, in view of the current situation of the quality management system operation and the front frame of the frame assembly, such as the problem of oversize and other problems, the frame factory in the 2011 "second entrepreneurial" key work, developed a quality car The overall idea of ​​racks and quality improvement centered around a center and three main lines to comprehensively improve the physical quality of the frame assembly. 
The leaders of Sinotruck truck shares commented on the effectiveness of the front-end dimension control of the frame assembly of the frame plant and the riveting accuracy of the beam assembly, and put forward several requirements for the frame factory:
First, it is necessary to further strengthen the sense of quality of the workforce and increase the intensity and depth of the "second venture" promotion of China National Heavy Duty Truck, so that all employees will have a deeper understanding of the great significance and importance of quality work for the "second pioneering". Always maintain entrepreneurial spirit and dedication.
Second, it is necessary to further strengthen the control of the width of the front frame of the frame, to achieve the riveting of all the beam assembly, and to strengthen the supervision of foreign manufacturers of outsourcing, requiring it to increase the riveted tires, and gradually cancel the free riveting state of the beam.
Third, we must strengthen the quality control of longitudinal beam profiles, suppliers of profiles must be clear of heavy truck standards and systems, for those suppliers that have supply quality problems must increase the assessment efforts to further solve the purchase of longitudinal beam profiles Quality issues.
Fourth, we must strengthen the rectangular and trapezoidal diagonal measurement work, and gradually reduce the gap between the diagonal and improve the overall quality of the heavy truck frame assembly.
Fifth, it is necessary to strengthen the on-line inspection of quality doors. The quality of the frame of Sinotruk must reach the quality level of the German MAN.
Sixth, strict internal control standards for tolerances shall be used to analyze the important assembly positions of product parts and to perform the task of redistribution of tolerances.
7. Strictly check and control the bolt tightening torque.
VIII. To further refine quality measures, we must complete the 2011 quality objectives and lay a good foundation for the 2012 quality improvement work.