Weihua specializes in the customized R&D of heavy-duty lifting equipment, focusing on shipbuilding, power, wind power, and metallurgical industries. It delivers a comprehensive range of bridge and gantry crane solutions tailored to actual working conditions, meeting the rigid safety requirements of large-piece lifting across various sectors.
Shipbuilding·Bridge Crane
Lifting capacity range: 100t~500t
Span range: 31m~61m
Job Level: A4-A5
Weihua 520t Bridge Crane
Weihua 350t Bridge Crane
Scene positioning: Specifically designed for shipyards, equipped with ship section hoisting and air flipping processes, capable of achieving a 180° attitude flip of ship sections.
Core Value: Achieve smooth hull section flipping within limited clearance, dynamically adjust dual-vehicle forces throughout the process to suppress impact overload, replace multiple auxiliary procedures with integrated attitude adjustment, and stabilize the rhythm of section assembly and forming.
Technical Highlights:
Synergistic coordination: The vehicle is equipped with a dedicated synchronization algorithm, enabling speed matching and position closed-loop alignment of independent drive units, ensuring smooth and controllable tilting trajectories.
Anti-tip protection: The integrated load limiter effectively monitors center of gravity deviation, immediately cuts off hazardous commands and triggers audible-visual alarms upon detecting abnormal forces.
Specialized lifting gear: The flipping lifting gear adopts a standardized quick-connect structure, compatible with diverse clamping solutions for irregular ship hull sections.
Low-speed high torque: High overload motor + reinforced gearbox matched to lifting impact loads, preventing slippage and abnormal shutdowns under heavy-duty conditions.
Water Pumping Station · Bridge Crane
Lifting capacity range: 32t~900t
Span range: 7m~62m
Work level: A3-A5
Weihua 900t Bridge Crane for Hydropower Station
Scene positioning: Primarily used in the main powerhouse of hydropower stations for the installation, maintenance, and hoisting of generator stators, rotors, and core auxiliary machinery.
Core Value: Ensure the safety and stability of hoisting core expensive components such as stators and rotors of power generation units, guaranteeing millimeter-level alignment for precision equipment and safe lifting of ultra-long components.
Technical Highlights:
High-precision control: A master-slave control algorithm can be employed, ensuring minimal speed synchronization deviation during dual-machine coordination, uniform load distribution, and preventing single-machine overload.
Frequency conversion stability: Equipped with a high-performance encoder to achieve smooth low-speed operation under heavy loads, eliminating jitter.
Collaborative Scheduling: Based on a multi-machine coordination algorithm, it achieves automated ratio mixing of raw materials and precise lifting and transportation.
Wind power manufacturing · Bridge crane
Lifting capacity range: 32t~1000t
Lifting height: 20m to 52m
Work level: A4-A6
Weihua 450t bridge crane
Scene positioning: Indoor production line for wind power components such as tower, duct frame, engine room, wheel hub, blades, etc.
Core value: Specializing in the bottleneck of wind power large-scale aerial turning, reliably completing the 90 °/180 ° posture conversion of tower and cabin components, reducing process waiting, and improving production line rhythm.
Technical highlights:
Dual hook differential control: The main and auxiliary hooks achieve soft flipping of the workpiece through precise speed ratio, avoiding rigid impact.
Electronic anti sway: suppresses the swing of lifting equipment under large-span and high lifting conditions, and shortens the waiting time for stabilizing hooks.
Lightweight structure: Optimize the cross-sectional design of the main beam to reduce wheel pressure and lower the cost of building construction while ensuring a lifting capacity of 1000 tons.
Metallurgical Casting · Bridge Crane
Lifting capacity range: 5t-500t
Lifting height range: 12m-36m
Job level: A7-A8
Weihua 500t Casting Crane
Weihua 320t Casting Crane
Scenario positioning: Metallurgical continuous casting and casting melting workshop, suitable for high temperature, heavy load, and high dust continuous operation scenarios, with the core responsibility of melting lifting and heavy billet transportation.
Core value: Targeting extreme working conditions such as high temperature, high dust, and high-frequency uninterrupted lifting in metallurgical smelting workshops, ensuring long-term stable operation of the production line without stopping.
Technical highlights:
Bidirectional drive: The lifting and displacement circuits are independently regulated, ensuring smooth start stop operation while balancing energy efficiency and flexible movement.
High temperature resistant design: a combination of structural topology strengthening, gradient insulation blocking, and temperature resistant and anti-aging materials to delay high-temperature thermal aging.
Safety monitoring: Continuously track the stress, temperature rise, and operating status of the mechanism, identify potential faults in advance, and establish a safe boundary for human-machine safety in high-risk working conditions.
Wind power manufacturing · ultra large offshore gantry crane
Lifting capacity range: 100t~3800t
Lifting height: 12m~130m
Job level: A3-A6
Weihua 2000t gantry crane
Weihua 3000t gantry crane
Weihua 3600t gantry crane
Weihua 3800t gantry crane
Scenario positioning: Mainly serving the Far East Wind Power Equipment Manufacturing Base and the Home Port Final Assembly Yard, focusing on the lifting operations of large offshore wind turbine components, connecting the entire process of in plant turning and assembly, segmented closure, and dock front loading and unloading of wind turbine towers, steel pipe piles, engine rooms, hubs, and blades.
Core value: Multi lifting point flexible collaborative resolution of component eccentric load torque, taking into account the safe locking of the entire machine under high-frequency coastal operations and strong wind conditions.
Technical highlights:
Multi lifting point collaboration: synchronous closed-loop control of the lifting mechanism, dynamic allocation of loads to each lifting point, and suppression of lifting deformation and unbalanced loads of nuclear grade thin-walled equipment.
Synchronous lifting: Multi point lifting equipment dynamically balances the load, continuously suppresses the height difference of lifting points and the torsional deformation of components, and safeguards the safety of lifting large thin-walled steel structures.
Automatic locking: Integrated real-time wind speed monitoring, rail clamping and anchoring linkage logic, critical wind conditions automatically prohibit dangerous actions and trigger the whole machine locking.
Full process monitoring: Continuously collect operating parameters such as lifting weight, lifting point offset load, lifting stroke, structural stress, etc., and leave traceable data for key lifting processes.
Henan Weihua, as a leading enterprise in the heavy equipment manufacturing industry, relies on industry-leading equipment matrices such as 1000 ton ultra large type test benches, 3D vision intelligent groove cutting robots, and 500 ton large structural component annealing furnaces to break through the full process technology barriers from raw material processing to finished product inspection.
Every step of production and processing is integrated with high-precision manufacturing genes and intelligent control logic, forming a manufacturing advantage of "strong equipment, precise process, and strict control". Its ultra large structural component processing accuracy reaches the top level in the industry, and the intelligent production line flexibly adapts to multi category orders, providing global customers with "high reliability, high efficiency, and high adaptability" solutions with top-notch manufacturing strength.
