(ML340 continuous mining machine) Shaanxi Coal Group Hongliulin Mine construction case

Equipment Type: ML340 Continuous Mining Machine Time: July 10, 2008 - May 10, 2009 Location: Shenmu County, Shaanxi Province Unit Used: Shaanxi Coal Group Hongliulin Mine Roadway and its Geological Conditions 1, the total length of the roadway is 3500 meters. 2. The hardness of the roadway rock is F3, which has a thickness of 300 mm of gangue, and the cross-sectional shape is rectangular. Roadway support section and form Section: 5.5 meters×4 meters Support: anchor cable net footage cumulative footage: about: 1500 meters; Cutting time: 524 hours. Usage: Sany ML340 continuous mining machine officially started excavation operations in the fully mechanized mining roadway of Hongliulin Mine on July 6, 2008. At present, the whole machine is running stably, the dust reduction and dust removal effect of the dust removal system and the external spray system are good, the average footage reaches 4.1 m/h, *8981 is up to 8.5 m/h, and the shovel transportation and walking transfer have met the design requirements; The operation is humanized, the cutting surface is neat and flat, and the consumption of picks is 2 per 10,000 tons, which is better than the design requirements. Sany ML340 continuous mining machine is a domestic model that can be comparable to imported similar models with 8983 units, with excellent performance and high cost performance.