Heavy duty overhead crane manufacturer in India
Heavy Duty Overhead Crane Manufacturer in India
Introduction — Robust EOT and Bridge Cranes for Demanding Duty
Hindustan Cranes & Hoist Co., based in Ahmedabad, designs and manufactures heavy duty overhead cranes engineered for round-the-clock performance in steel, foundry, fabrication, power, ports, and engineering plants across India. Our single and double girder EOT cranes use optimized box girders, precise hoisting drives, and reliable controls to deliver safe, smooth, and efficient material handling over long bays and high lifts.
Working Principle and Process Flow — Overhead/EOT Crane
An overhead crane spans the bay on runway beams. The hoist lifts the load vertically, the trolley traverses across the bridge, and the bridge travels along the runway. The coordinated three-motion system (lift, cross travel, long travel) enables accurate point-to-point moves with minimal floor obstruction. Variable speed drives and limit protections ensure controlled acceleration, fine positioning, and safe stops, improving throughput and operator confidence.
Types of Heavy Duty Overhead Cranes
- Single Girder EOT Crane — Efficient for medium capacities with low to medium headroom requirements.
- Double Girder EOT Crane — High capacity, higher lift heights, and auxiliary hoist options for critical duty.
- Box Girder Bridge Crane — Welded box sections for long spans, reduced deflection, and superior stiffness.
- Underslung Crane — Suspended from the roof structure where floor space is tight and runway columns are limited.
- Foundry/Furnace Duty Crane — Heat-shielded components, heavy duty motors, and robust brakes for severe environments.
- Gantry/Semi-Gantry Variant — For yards and bays without permanent buildings or where mixed indoor-outdoor travel is needed.
Key Features and Specifications
- High Strength Structure — Finite element optimized girders with precise camber and minimal dead weight.
- Reliable Hoisting — Duty-matched motors, helical gearboxes, disk brakes, and hardened rope guides for long life.
- VFD Control — Smooth acceleration, micro-speed inching, sway reduction, and energy-efficient operations.
- Safety & Compliance — Overload protection, end-stop buffers, limit switches, anti-collision (optional), and earthing.
- Maintenance Access — Platforms, ladders, and service-friendly layout for easy inspection and upkeep.
- Customization — Radio remote or pendant, crab/twin hoist, magnet or grab attachments, and data logging on request.
Applications of Heavy Duty Overhead Cranes
- Steel and Rolling Mills — Charging ladles, handling plates, coils, and long products under high temperatures and dust.
- Foundries and Forging — Mold handling, die setting, and hot metal movement with heat-resistant components.
- Fabrication and Shipbuilding — Long span lifting for large assemblies, jigs, fixtures, and block sections.
- Power and Process Plants — Turbine halls, pump rooms, and equipment bays for installation and maintenance.
- Warehousing and Logistics — High-bay storage, coil yards, and dispatch lines requiring repetitive, precise cycles.
Benefits for Indian Plants
- Higher Productivity — Rapid, repeatable cycles and synchronized motions reduce handling time on critical paths.
- Safety Assured — Engineered protections, certified components, and stable structures minimize operational risk.
- Bay Utilization — Elevated travel eliminates floor congestion and maximizes the usable workspace below.
- Lifecycle Economy — Robust parts, serviceable design, and AMC options support long, dependable operation.
- Scalable Design — Tailored spans, duty classes, and hoist combinations to match future capacity growth.
Maintenance and Safety Tips
- Inspect wire rope, hooks, sheaves, and drum grooves; replace worn parts as per standards.
- Check wheel flanges, end carriages, and rail alignment to prevent derailment and uneven wear.
- Test brakes and limit switches regularly; verify overload and anti-collision systems where installed.
- Grease bearings, rope, and gears on schedule; maintain clean control panels and proper earthing.
- Conduct periodic load tests and keep maintenance logs for audits, insurance, and compliance.
FAQs — Heavy Duty Overhead Crane Manufacturer in India
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