在矿山破碎行业摸爬滚打这些年，跑过不少户外矿区，见过太多因为设备跟不上，明明有更好矿石却拿不到理想产量的遗憾。对于体量庞大的老矿山来说，产能瓶颈就像卡在喉咙里的硬石头，吞不下也吐不出——要么是老式设备碎不动硬度高的铁矿石，要么是出料粒度达不到选矿要求，要么就是动不动出故障，连24小时连轴转都撑不住。辽宁本溪这座特大型老矿山的技改经历，恰恰给很多面临同样困境的矿山做了一个很好的示范：选对一台好设备，老矿山也能跑出新生意。

本溪这座铁矿是国内知名的“人参铁”加工基地，本身就是国家特大型主体矿山项目，也是当地钢铁集团的核心生产基地，投产几十年，矿体量大、需求高，一直保持着高强度的生产节奏。可随着选矿要求越来越高，原先细碎车间用的老式弹簧圆锥破碎机慢慢跟不上了：不仅本身处理能力不够，没法满足年产千万吨级的加工需求，循环负荷还特别大，碎出来的料粒度不均匀，达不到下游选矿的要求，硬生生把好好的产能卡了半。想要保住产量、保住品质，只能技改升级，换更趁手的破碎设备。

对比过多款设备之后，矿山最终选定了世邦工业的HPT多缸液压圆锥破碎机，先后在生产线上替换了两台老式设备，用HPT300和HPT500完成了细碎环节的整体升级。技改完成后的效果，比项目团队预期的还要好：原先老式设备达不到的处理能力，直接提升了将近一倍，细碎出料粒度稳定控制在12毫米以下，细粒级的占比远远超过之前的预期，完全满足选矿厂对原料的要求。现在这条生产线每天可以接近24小时连续运转，完全扛得住高峰生产期的高强度作业，稳稳完成每年千万吨级的铁矿石破碎目标。从技改完成到现在，这套设备已经累计稳定运行了很多年，低故障率和低检修率，稳稳保住了铁精粉的产量任务，矿山后续也多次追加采购，足以说明对设备的认可。项目负责人说，这已经不是好的次和世邦合作，正是因为之前对团队专业服务和设备性能的信任，才会再次选择，而这次也同样没有让人失望。

之所以HPT多缸液压圆锥破碎机能扛住千万吨级矿山的高强度作业，核心还是它在传统圆锥破基础上做了实打实的结构优化，每一处升级都切中了矿山用户的实际需求。

首先是结构设计的升级，让设备承载能力更强、运行效率更高。HPT采用了主轴固定、偏心套绕主轴旋转的独特结构，再加上对传动部件和润滑密封结构的优化设计，不光让设备的承载能力比老式设备提升了一大截，装机功率更大，破碎效率更高，运行的时候噪音还更低，不管是连续作业还是高峰生产，都能保持稳定的状态，不会动不动因为温度过高或者部件磨损出问题，这对于需要24小时连轴转的矿山来说，就是最实在的优势。

其次是多腔型转换设计，一台设备就能搞定多种需求，帮矿山省下不少成本。HPT系列本身就配置了多种适用于中碎和细碎的腔型，想要切换不同腔型，只需要更换衬板等少量零件就能完成，不需要大规模改造生产线，也不需要额外采购多台设备适配不同的加工需求。不管是需要处理大块原矿石的中碎环节，还是对粒度要求严格的细碎环节，一台设备就能覆盖，对于很多需要调整生产工艺的老矿山技改来说，灵活性大大提高，也降低了设备投入的成本。

另外，现代化的控制系统也让操作更简单、更安全。HPT采用了先进的PLC集中控制系统，可以连续监测设备的运行状态，出现异常会及时发出告警，各种运行参数也能直观显示出来，现场操作员不用靠经验猜设备状态，随时可以掌握运行情况，不光简化了生产线的操作流程，也降低了人工操作的风险，大大提升了整个破碎生产线的安全性能。对于矿山生产来说，安全稳定就是效益，这套控制系统刚好把这一点落到了实处。

矿山设备好不好，从来不是看参数有多花哨，而是能不能真的解决问题——能不能扛得住连续高强度作业，能不能出符合要求的料，能不能少出故障少耽误生产。本溪这座老矿山的技改案例就很能说明问题，原先卡了产能的老生产线，换对了设备之后，直接把产能翻了近一倍，还能稳定运行这么多年，给企业带来了实实在在的收益。

Henan LIMING Heavy Industry Science and Technology Co. LTD which mainly manufacture large and medium-sized crushing and grinding equipments was founded in 1987. It is a modern joint-stock corporation with research, manufacturing and sales together. The Headquarter is located in HI-TECH Industry Development Zone of Zhengzhou and covers 80000 m ². Another workshop in Shangjie Industry Park covers 67000 m ². Over the more than 30 years, our company adheres to modern scientific management system, precision manufacturing, pioneering and innovation. Now LIMING has become the leader in domestic and oversea machinery manufacturing industry.

LIMING brings a large number of high-qualification talents together. Bai Yinghui, general research and development engineer, is a well-known expert in crushing and grinding area who won the youth medal of technology of the state council and receives special government allowance. LIMING owns an experienced service team, offering the customer free design and professional skill training and live guide for installation and debugging. The company's service networks have spread all over the country. Established client files, and mix the traditional door-to-door service with online service together, complementary the advantages. LIMING has won high recognition from clients.

The company mainly manufactures mobile crushers, stationary crushers, sand-making machines, grinding mills and complete plants that are widely used in mining, construction, highway, bridge, coal, chemical, metallurgy, refractory matter, etc. Product quality is life, and scientific innovation is motive power. LIMING got ISO international quality system certification, European Union CE certification and Russian GOST certification. The company has strong research and development strength and innovation.

LIMING machinery research institute was founded in 2005 which is the most powerful comprehensive technological research institute in the domestic mining machinery industry and provides top scientific research platform for professional personnel. Up to now, LIMING has won 10 national patents, 24 national utility model patents and 3 provincial science and technology achievement awards. The company products remain the international leading level by strengthening international exchanges and cooperation all the time, and has won a wide range of international market, such as Russian, Azerbaijan, Kazakhstan, Turkey, Kuwait, South Africa, Egypt, Vietnam, Malaysia, India, Australia, Korea, Canada and European Union,etc. Through more than 30 years' hard work, LIMING's staff built supremacy of credibility, excellent quality, service "LIMING" brand, and has made outstanding contributions to the development of mechanical manufacturing industry for China and the whole world.

现场视频如下：