Plate Feeder

Heavy Duty Plate Feeder For Mining Quarrying High Capacity Industrial Apron Feeding Equipment

Equipment Overview

Heavy Duty Plate Feeder For Mining Quarrying High Capacity Industrial Apron Feeding Equipment from Zhongyu Dingli is a front-end heavy-duty plate feeding solution engineered for continuous, uniform, high-volume delivery of large, abrasive bulk materials to downstream crushing and processing systems. As a professional plate feeder manufacturer serving 60+ countries worldwide, we designed this apron feeder around a proven plate feeding mechanism — standard tank chain with alloy steel press-molded chain plates — to handle particle sizes up to ≤1,000mm and deliver capacities from 300 to 3,000 t/h, making it the indispensable plate feeding device linking raw material storage bins and primary crushers in industrial mining, quarrying, and aggregate production lines.

Key Highlights:

• Ultra-High Capacity Range — Four models cover 300–3,000 t/h feeding capacity; handles single material lumps weighing up to 800kg without deformation; withstands direct contact pressure from large raw material bins
• Variable-Frequency Speed Control — Frequency-conversion motor drive with automatic feedback system; stepless speed adjustment (0.05–0.3 m/s); precisely matches throughput to any downstream crusher or screen's optimal operating range
• Alloy Steel Tank Chain Transmission — The core plate feeding mechanism uses alloy steel press-molded chain plates with integrated design; high tensile strength, long life, no lubrication required between links, minimal positional error over extended operation
• Robust Structural Design — Integral welded frame with anti-loosening connections; floating suspension installation with vertical cross reducer; spindle and sprocket connected by expansion sleeve without keys for easy disassembly; buffer part absorbs shock vibration from direct bin loading
• All-Environment Operation — Unaffected by material temperature, viscosity, humidity, or composition changes; supports horizontal and inclined installation (up to 25°) to reduce feed bin height; ideal for open-pit mines, underground operations, and harsh industrial sites

Application Scenarios: Mining plate feeder machine for open-pit and underground mine ore supply to jaw/primary crushers; apron feeder for quarry stone plants feeding granite, limestone, basalt to crushing lines; heavy duty plate feeder for construction waste recycling bases handling concrete chunks and masonry waste; high capacity chain feeder for large-scale aggregate production facilities requiring continuous 24/7 operation.

Process Flow

Standard Primary Crushing Feed Configuration:

Raw Material Bin → DLBW Plate Feeder (VFD speed control) → Jaw Crusher / Gyratory Crusher
                         ↓
              (Optional) Magnetic Separator → Downstream Crushing / Screening

Construction Waste Recycling Configuration:

Demolition Waste Hopper → DLBW Heavy-Duty Plate Feeder → Magnetic Separator → Impact Crusher / Hammer Crusher

Inclined Installation (for space-constrained sites):

Elevated Storage Bin → DLBW Plate Feeder @ 15°-25° incline → Reduced feed bin height → Crusher

Speed Matching Guide:

Service Content

Product Parameters

General Specs: Capacity range 300-3,000 t/h | Max feed up to 1,000mm (DLBW2010/2312/2812) | Width 1,200-2,800mm | VFD speed control | Inclination 0°-25° | Self-lubricating tank chain | No-lubrication design | Floating suspension mounting

Project Cases

Case 1 — Open-Pit Iron Ore Mine (South America)

• Configuration: DLBW2812 as primary hopper feeder for gyratory crusher
• Material: Run-of-mine iron ore, lumps up to 900mm
• Output: 2,800 t/h continuous steady feed
• Result: Direct bin-to-feeder contact eliminated intermediate chute wear; buffer design reduced shock vibration damage to frame; zero unplanned shutdowns in first 18 months; self-lubricating chain reduced daily maintenance time by 60%

Case 2 — Large-Scale Granite Quarry (Southeast Asia)

• Configuration: DLBW2312 at 20° inclined installation under elevated stockpile
• Material: Granite blasted rock, mixed sizes up to 950mm
• Output: 1,850 t/h to primary jaw crusher
• Result: Inclined installation reduced feed bin civil works cost by $180,000; VFD auto-feedback mode maintained ±3% feed rate consistency despite variable material fragmentation; chain plate service life exceeded 50,000 hours (vs. 35,000h industry average)

Case 3 — Construction Waste Recycling Plant (Middle East)

• Configuration: DLBW2010 feeding demolition debris to magnetic separator + impact crusher
• Material: Concrete blocks, brick, reinforced concrete, masonry debris
• Output: 950 t/h continuous recycling line feed
• Result: Handled rebar-contaminated concrete and oversized chunks without jamming; expansion sleeve sprocket connection allowed ≤3-hour chain plate replacement during scheduled stops; supported plant's 95%+ annual uptime target
• 

FAQ

Q1: What makes this heavy duty plate feeder suitable for handling very large and heavy material lumps that would damage conventional belt feeders?

A: Conventional belt feeders rely on rubber belts that tear, puncture, and deform when exposed to sharp-edged rocks or heavy lumps above ~400mm. Our heavy duty plate feeder uses alloy steel press-molded chain plates as its core plate feeding mechanism — each plate is a rigid steel segment capable of absorbing direct impact from material lumps weighing up to 800kg without deformation. The integral welded frame and anti-loosening connection structure distribute impact loads evenly across the entire machine body. A dedicated buffer part at the tensioning end further reduces shock vibration from the raw material bin's direct pressure loading. This makes it the only viable plate feeding device for primary crushing applications where run-of-mine material includes boulder-sized fragments that would destroy belt-based alternatives.

Q2: How does the frequency-conversion motor drive benefit operations, and what is the maximum feeding capacity this mining plate feeder machine can achieve?

A: The VFD (Variable Frequency Drive) motor creates a closed-loop automatic feedback system linking the feeding speed directly to the host equipment's actual consumption rate — if the downstream jaw or cone crusher approaches overload threshold, the feeder automatically slows down; when the crusher has spare capacity, it speeds up to maximize throughput. This prevents the most common cause of unscheduled downtime: feeder-induced crusher choke-ups. The four-model series covers a total capacity range of 300 to 3,000 t/h: the DLBW1206 (300-500 t/h) suits medium-scale quarries; the DLBW2010 (600-1,200 t/h) fits standard aggregate plants; the DLBW2312 (1,200-2,000 t/h) serves large-scale operations; and the flagship DLBW2812 (2,000-3,000 t/h) handles mega-mines and ultra-high-capacity industrial projects. Stepless speed adjustment from 0.05-0.3 m/s ensures precise matching regardless of which model is selected.

Q3: Can this apron feeder for quarry be installed at an incline to save on civil engineering costs, and what support does the plate feeder manufacturer provide for long-term operation?

A: Yes, all DLBW models support inclined installation up to 25°, which can reduce the required feed bin height and lower civil foundation costs significantly — one of our Southeast Asian granite quarry clients saved approximately $180,000 in structural steel and concrete through inclined feeder placement. The apron feeder for quarry applications also benefits from our environmental adaptability: operation is unaffected by extreme temperatures, dust, humidity, or sticky/muddy material conditions. As your plate feeder manufacturer, we provide a complete plate feeding solution covering lifecycle support: on-site installation with floating suspension setup and VFD calibration; operator training covering speed adjustment, chain wear monitoring, and quick-change maintenance (chain plate replacement within 3 hours without heavy machinery); 12-month warranty coverage; preventive maintenance programs leveraging the self-lubricating chain design that eliminates routine lubrication tasks entirely; global spare parts logistics with chain plates, sprockets, and reducer components stocked regionally; and a 24/7 technical support hotline ensuring rapid response wherever your project operates. The tank chain's 50% longer service life versus ordinary models means fewer replacement cycles and dramatically reduced total cost of ownership over the equipment lifespan.

Our sand and gravel aggregate production lines boast extensive and all-round coverage, and we offer a complete range of configurations from individual standalone equipment to full turnkey production lines, including Crushing Equipment, Sand Making Equipment, Screening Equipment, Feeding Equipment, Mining Conveyor and Mobile crusher. We provide customized crushing and processing solutions for a full spectrum of materials including bluestone, limestone, basalt, granite, pebble, coal gangue, calcite, quartz stone, dolomite, iron ore, barite, diabase, tuff and high calcium limestone, as well as targeted processing solutions for kaolin. We also deliver professional crushing solutions for industrial solid wastes such as slag and tailings, and comprehensive treatment solutions for construction & demolition waste. In addition to fixed production line solutions for various materials, we also supply flexible Mobile Crawler Unit Solutions to meet diverse on-site operation needs of sand and gravel aggregate production.