一机部矿山机械键条质量攻关会于九月一日至七日在沈阳召开。沈阳链条厂等15个单位共30名代表到会。会议首先学习了毛主席的三项重要指示,学习了四届人大“政府工作报告”和有关的中央文件及中央领导同志对质量问题的指示;传达了有关会议的精神;广泛地交流了矿机链条制造、使用和维修方面的经验;认真地听取了重点用户的意见,并到使用现场进行了参观;还收集了矿机链条损坏实物20多例,分析了损坏的原因。会议经过充分的协商和讨论,确定以一立方米挖掘机、矿用牙轮钻机弯板链条为主攻方向,以提高使用寿命和可靠性为主要内容 The first-line quality mining mechanical keystrokes will be held in Shenyang from September 1 to 7. A total of 30 representatives from 15 units including the Shenyang Chain Factory attended the meeting. The meeting first learned Chairman Mao’s three important directives, learned the Fourth National People’s Congress “government work report” and related central documents and directives of the central leadership on quality issues; conveyed the spirit of the meeting; extensive exchanges Experiences in the manufacture, use, and maintenance of the mining chain; earnestly listened to the opinions of key users and visited the site; more than 20 cases of damage to the chain of the mining machine were also collected, and the causes of the damage were analyzed. After full consultation and discussion, the meeting decided to focus on one cubic meter of excavator and bending wheel chain for mining cone boring machine to improve service life and reliability.