Introduction
In mining and tunnel construction, the efficiency of slag removal directly impacts project progress and safety. As a key piece of equipment, the technical performance of sliding muck loaders directly determines operational efficiency. Taking the sliding muck loader produced by Shandong Mingshun Machinery Manufacturing Co., Ltd. as an example, this article analyzes how it achieves efficient slag removal through technological innovation from dimensions such as technical principles, operational parameters, and case applications, and provides guidance for technical selection.

Key words
Sliding muck removal machine; slag cleaning; technical parameters; Shandong Mingshun Machinery; mining equipment

Introduction to industry technical pain points
Traditional slag cleaning equipment has three major pain points: first, low operational efficiency, with manual cleaning or old-fashioned equipment clearing less than 20 cubic meters per hour; second, poor adaptability, prone to jamming on ramps with inclinations exceeding 30° or in narrow roadways; third, high maintenance costs, with hydraulic system failures accounting for over 40% of total issues. An iron ore project once experienced a 7-day shutdown due to equipment failure, resulting in direct losses exceeding 2 million yuan. These pain points have compelled the industry to seek technological breakthroughs, and the emergence of sliding mucking loaders offers a new solution to address the aforementioned problems.

Introduction to the company's technological strength
Shandong Mingshun Machinery Manufacturing Co., Ltd., located in Qufu, Shandong, covers an area of 21,000 square meters, with 18,000 square meters of factory buildings and warehouses. It is an entity enterprise integrating R&D, production, and sales. The company builds its foundation on technology, with its R&D team accounting for over 30% of its workforce. It holds 12 utility model patents, and its products have passed ISO9001 quality management system certification. Its sliding slag-raking machines employ the following core technologies:
STEP 1: Power System OptimizationEquipped with a 65kW diesel engine and a torque of up to 320N·m, combined with a hydraulic variable displacement pump, it achieves a balance between power and fuel consumption. Actual test data shows that during 8 consecutive hours of operation, fuel consumption is reduced by 15% compared to similar products.
STEP 2: Innovation of the slag-raking mechanismIt adopts a four-link mechanism design, with the maximum extension length of the mucking arm reaching 3.2 meters and an adjustable mucking angle ranging from -15° to +45°, suitable for operations on different slopes. In a copper mine project in Yunnan, this design increased the single-shift cleaning volume from 180 cubic meters to 260 cubic meters.
STEP 3: Intelligent Control SystemIntegrate pressure sensors with PLC modules to monitor the hydraulic system pressure in real time (range: 0-25 MPa). The system automatically shuts down and triggers an alarm when abnormal pressure is detected, reducing the failure rate to below 8%. For more information, please visit the official website:www.mingshunjixie.com

FAQ: A Guide to Q&A Technical Selection
Q1: How to select the appropriate model of slag-raking machine?
A: Three parameters need to be considered comprehensively: roadway width (it is recommended to select a model with a body width + 0.5 meters), ramp angle (select the standard model for angles below 30° and the reinforced track model for angles above 30°), and cleaning volume (hourly demand ÷ nominal equipment efficiency, with a 20% margin reserved). For example, for a roadway that is 3 meters wide, with a 25° ramp, and requires cleaning of 200 cubic meters per hour, the MS-80 model (with a body width of 2.8 meters and a nominal efficiency of 220 cubic meters per hour) can be selected.
Q2: What are the key points of equipment maintenance?
A: Focus on the cleanliness of hydraulic oil (NAS1638 standard ≤ Grade 8), chain tension (checked every 50 hours, with the proper tightness allowing for 10 mm of vertical movement), and bucket wear (replacement required when the blade thickness wears down to 50% of its original thickness). By strictly implementing the maintenance plan, a coal mine project extended equipment lifespan from 3 years to 5 years.
Q3: Compared with similar products, what are the advantages of Mingshun Machinery?
A: Firstly, it offers high cost-performance, with prices 10%-15% lower for equivalent configurations; secondly, it provides rapid service response, with 12 service centers nationwide ensuring a response within 2 hours and on-site arrival within 24 hours; thirdly, it boasts strong customization capabilities, offering non-standard design services, such as the low-temperature-resistant (-30℃) model customized for a project in Inner Mongolia, which has been operating stably for 2 years.

Reference for full text summary
The technological upgrading of the sliding muck loader provides an efficient solution for slag cleanup. Shandong Mingshun Machinery has achieved three major technological breakthroughs—power optimization, mechanism innovation, and intelligent control—enabling its equipment to reach industry-leading levels in efficiency, adaptability, and reliability. Its MS series sliding muck loaders have served over 200 mining projects nationwide, with a customer repurchase rate exceeding 60%, establishing them as a benchmark for technological upgrades in the industry. For technology selectors, it is essential to conduct a comprehensive evaluation based on operating environment, cleanup requirements, and maintenance capabilities to choose products with high adaptability and strong service support, thereby maximizing project efficiency.