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东日本铁路公司长野综合机车车辆管理所于 1 996年开始进行制动盘铸造、加工生产线设备的更新改造 ,至 1 999年完成。新的生产线由原材料破碎及自动计量加料装置、高频熔炼炉、自动砂处理设备、主型和型芯造型生产线、铁水自动运送机及自动浇注装置、浇注和冷却生产线、包括抛丸处理和去毛刺处理装置在内的铸件清整设备、控制室以及制动盘加工生产线等部分组成。由于采用了一系列新技术、新设备 ,不但很快达到了设计产量 ,而且大幅度提高了生产率和产品质量。
The East Japan Railway Company Nagano Integrated Locomotive and Rolling Stock Co., Ltd. began to carry out renovation and manufacture of brake disc casting and processing line equipment in 1996 and completed it in 1999. The new production line consists of raw material crushing and automatic metering and feeding devices, high-frequency melting furnaces, automatic sand processing equipment, main and core molding lines, automatic hot metal conveyor and automatic pouring equipment, casting and cooling lines including shot blasting and go Burr treatment device, including casting cleaning equipment, control room and brake disc processing production line and other components. Due to the adoption of a series of new technologies and new equipment, not only the design output has been quickly reached, but also the productivity and product quality have been greatly improved.