Stationary Gantry Crane

 

A stationary gantry crane is a robust and versatile material handling solution commonly used in industries like manufacturing, construction, shipping, and warehousing. These cranes are designed to lift, move, and position heavy loads with high precision and reliability. Unlike mobile gantry cranes, stationary gantry cranes are fixed in place, offering increased stability and higher lifting capacities

Stationary gantry crane is Key Features;Durable Structure:Made of high-strength steel or aluminum for long-term durability.Equipped with weather-resistant coatings to withstand outdoor environments.

Stationary gantry crane is High Lifting Capacity:Designed for heavy-duty applications with capacities ranging from a few tons to over 100 tons.Customizable Dimensions:Adjustable height and span to accommodate specific operational needs.

Stationary gantry crane is electric or manual hoists for efficient and smooth operations.Options for single or double girders depending on load requirements.Safety Features:Overload protection systems.Anti-sway technology for precise load handling.Emergency stop controls and limit switches.

Stationary gantry crane is Applications Manufacturing Plants: For handling raw materials, parts, and finished products.Construction Sites: For lifting heavy structural components like beams and pipes.Shipyards and Ports: For container handling and shipbuilding tasks.Warehousing and Logistics: For loading and unloading goods with ease.

Core Components PLC, Engine, Bearing, Gearbox, Motor, Pressure vessel, Gear, Pump

Place of Origin Henan, China

Warranty 1 Year

Weight (KG) 30000 kg

Application Precast yard, construction site, warehouse, etc.

Product name 40 ton straddle carrier rubber tired single girder gantry cranes

Crane Type A Type, Single Girder, Double Girder Straddle Carrier

Lifting mechanism Customer Requirements

Control Method Cabin Control+Remote Control

Lifting Capacity 5~1200 Ton

Multiple Steering Modes Go straight, transverse traveling, carousel steering, etc.

Install On-site and online

Motor Famous brand

Work Duty A3~A5

 

 

Main beam

The main beam of a stationary gantry crane is a critical structural component that directly supports the load and ensures the crane's stability and performance. It spans the width of the crane, connecting the supporting legs or columns, and provides the pathway for the trolley and hoist to move.

Key Features of the Main Beam;Material Composition:Typically constructed from high-strength structural steel for durability and load-bearing capacity.Designed to resist deformation and stress under heavy loads.

Beam Types:Single Girder: A single beam design, suitable for light to medium loads and compact spaces.Double Girder: Two parallel beams, offering higher lifting capacities and better load distribution.

Structural Design:Box Beam: Enclosed design for enhanced torsional rigidity and durability.I-Beam: Lightweight yet strong, ideal for smaller operations.Truss Beam: Used in environments requiring long spans or outdoor usage, as it reduces wind resistance.

Custom Dimensions:Length, width, and height can be customized based on operational requirements and the crane's application.Load Support Mechanisms:Equipped with rails or tracks on top for the trolley movement.May include slots or channels for wiring and controls.

Lifting System

A stationary gantry crane lifting system is a fixed crane setup commonly used in industrial and construction environments for lifting, moving, and positioning heavy loads.

Key Features:Fixed Structure:Unlike mobile gantry cranes, it is installed at a fixed location.Typically mounted on a solid foundation for stability.

High Lifting Capacity:Designed to handle heavy loads, often ranging from a few tons to hundreds of tons.and Customizable Design:Can be tailored to specific applications (e.g., height, span, and lifting mechanism).

Durability:Made from robust materials like high-grade steel to endure heavy-duty operations.Main Components:Gantry Structure:Two vertical legs and a horizontal beam (girder) form the frame.The girder supports the hoist or trolley system.

Hoist System:A mechanical device (electric, hydraulic, or manual) that lifts and lowers loads.Includes hooks, slings, or other attachments for securing the load.

Trolley:Moves horizontally along the girder, carrying the hoist.Enables precise positioning of the load.Control System:Operated via remote controls, pendant controls, or an operator's cabin.Offers fine control for lifting and moving operations.Power Supply:Electric, hydraulic, or pneumatic systems provide the energy for lifting and movement.

 

3.End carriage

An end carriage is a structural and mechanical assembly located at the ends of the gantry crane's girder(s). It houses wheels, drive mechanisms, and other components essential for stability and, in some cases, movement along a track.

Components of an End Carriage:Wheel Assemblies:Fixed wheels: Support the structure's weight and maintain stability.Driving wheels: Powered wheels for motion along rails (if applicable).Materials: Made from durable materials like forged steel for heavy-duty applications.

2. Drive Mechanism (optional for stationary setups):Includes motors, gearboxes, and coupling systems.Used for cranes that have limited or controlled horizontal movement along rails.

3. Bearings:Allow smooth and frictionless wheel rotation.Designed for high loads and long service life,Frame:A robust, rigid structure that connects the wheels and supports the girder.Typically constructed from high-strength steel.

4. Rail Clamps (Optional):Clamps or locking mechanisms to secure the crane in place.Essential for safety in outdoor installations or windy conditions.Buffers:Absorb impact and reduce vibration at the ends of travel

 

4.Crane travelling mechanism

Key Components of the Travelling Mechanism Drive System:Electric motors: Provide the power for movement.Gearboxes: Control the speed and torque of the motors.Wheels and Rails:Wheels are mounted at the base of the gantry legs or on a trolley. They are typically made of high-strength steel to handle heavy loads.Rails are fixed on the ground or a beam, guiding the wheels for smooth travel.

Braking System:Electromagnetic or mechanical brakes ensure stability by preventing unwanted movement when stationary.Controls:Operated manually (via a control panel or pendant) or through wireless remote control systems.

Travelling Mechanism Types,Gantry Movement:The entire gantry crane structure moves along a fixed rail system.Trolley Movement:A trolley equipped with a hoist travels horizontally along a beam (cross-travel) while the gantry remains stationary.

Safety Mechanisms:Anti-collision devices: Prevent accidental impacts between cranes or structures.Limit switches: Ensure safe stopping at end points.

Maintenance Tips,Regularly inspect wheels and rails for wear and alignment.Lubricate moving parts to ensure smooth operation.Check the electrical system for faults or damage.

 

5.Trolley travelling mechanism

1. Trolley Frame:A robust steel structure designed to support the hoist and handle heavy loads. It connects all the components of the trolley mechanism.Wheels:The trolley is equipped with wheels (usually four or more), which run along the flange of the gantry beam or a dedicated track.Wheels are typically made of high-strength steel and can be plain, flanged, or grooved, depending on the rail or beam design.

2. Electric Motor: Powers the trolley's movement. Motors are often equipped with variable frequency drives (VFD) for smooth acceleration and deceleration.Gearbox: Converts the motor's rotational speed into the desired torque and speed for moving the trolley.Couplings and Shafts: Transmit power from the motor to the wheels.

3.Operated via:Pendant Control: A wired controller suspended from the crane.Remote Control: Wireless operation using radio frequency.

Cabin Control: For larger cranes, an operator's cabin may be provided.

4.Braking System:Includes mechanical or electromagnetic brakes to stop and hold the trolley in place.Brakes engage automatically when power is cut or when the trolley is stationary.

 

Crane wheel

Key Features of Crane Wheels;Material:Typically made from high-strength steel or alloyed materials to withstand heavy loads and resist wear.Common materials include carbon steel, forged steel, or heat-treated steel to enhance durability.

Design:Flat Wheels: Used for flat-topped rails, allowing lateral movement flexibility.Flanged Wheels: Feature a flange on one side to prevent derailment and maintain alignment with the rail.Double-Flanged Wheels: Provide additional safety by keeping the wheel securely on the track, often used in heavy-duty applications.Tread Profile: Designed to distribute the load evenly and reduce wear.

Tread Profile: Designed to distribute the load evenly and reduce wear.Dimensions:Vary depending on the size and capacity of the crane.Key parameters include wheel diameter, tread width, and flange thickness.Mounting:Mounted on axles or shafts, either directly or via bearings.Bearings reduce friction and enable smooth rotation.

Crane Hook

Key Features of Crane Hooks Material:Typically made from high-strength materials such as forged steel or alloy steel.Designed to withstand heavy loads, impact forces, and harsh working conditions

Design:Single Hook: A simple, straight design used for general lifting tasks.Double Hook: Features two prongs, used for balancing heavier loads and reducing stress on each hook.Rotating Hook: Allows 360-degree rotation for precise load positioning.Safety Latch: Most crane hooks include a latch to prevent the load from slipping off the hook.

Load Capacity:Varies widely depending on the crane's design and application.Clearly marked on the hook for operator safety.

Hook Shapes:C-Hook: Used for handling coils and cylindrical loads.Eye Hook: Features a circular eye for secure attachment to the hoist or chain.Clevis Hook: Includes a U-shaped clevis and pin for quick attachment.

Motor

Key Features of Crane Motors Motor Types:Squirrel Cage Induction Motors:Commonly used for their durability and low maintenance.Suitable for applications requiring constant speed.Slip Ring Induction Motors:Used where variable speed is needed, such as in hoisting mechanisms.Servo Motors:Provide precise control, often used in advanced cranes.Brake Motors:Include built-in braking systems for immediate stopping.

Power Rating:Ranges from a few kilowatts for small cranes to hundreds of kilowatts for heavy-duty industrial cranes.The rating depends on the crane's lifting capacity and operational requirements.

Design:Duty Cycle: Designed for intermittent or continuous operation, depending on the application.Insulation: High-grade insulation to withstand harsh industrial environments.Cooling: Equipped with cooling systems (fan-cooled or liquid-cooled) to prevent overheating.

Control Features:Motors often work with Variable Frequency Drives (VFD) or motor controllers for:Speed control.Smooth acceleration and deceleration.Reduced power consumption.

Sound and light alarm system & limit switch

Key Features of the Alarm System,Audible Alarm (Sound)Emits a loud, distinct sound, such as a siren or buzzer, to alert workers.Typically activated during crane operation, load movement, or in emergencies.Sound level: Adjusted to ensure audibility over background noise.Visual Alarm (Light);High-intensity flashing or rotating lights (commonly red or yellow) provide a visual warning.Helps alert personnel in noisy environments or when hearing protection is used.

Control Integration;Activated automatically during specific operations (e.g., hoisting, traveling) or manually by the operator.Often integrated with other safety systems like anti-collision sensors.Functions of the Alarm System Movement Alerts: Warn workers when the crane or load is in motion.Collision Prevention: Signal potential obstructions or proximity to other equipment.

Emergency Indication: Highlight faults, overload conditions, or other emergencies.Maintenance Tips Regularly test sound levels and light visibility.Replace worn-out bulbs, LED, or speakers.Ensure proper wiring and connection to the control system.

Safety Devices

Safety Devices in Stationary Gantry Cranes,Safety devices in stationary gantry cranes are essential for protecting workers, equipment, and materials during operation. They help prevent accidents, ensure smooth crane operations, and comply with workplace safety regulations.

used in stationary gantry cranes: Overload Protection Device Function: Prevents the crane from lifting loads exceeding its rated capacity.

Mechanism:Equipped with load cells or strain gauges to measure the load weight.Automatically interrupts the hoist operation if the load exceeds the limit.Importance: Protects the crane structure and prevents accidents caused by overloading.

Anti-Collision Devices,Function: Detects proximity to other cranes, structures, or obstacles.Mechanism:Uses sensors like ultrasonic, infrared, or radar to detect objects.Triggers alarms or stops crane movement to prevent collisions.Importance: Reduces the risk of accidents and equipment damage in multi-crane environments.

Emergency Stop System,Function: Allows operators to immediately halt all crane operations in emergencies.Mechanism:Operated via buttons located on the control panel, remote control, or at accessible positions.Disconnects power to critical systems.Importance: Provides quick response capability during emergencies, minimizing risks.

Anti-Sway System,Function: Minimizes load swaying during lifting and movement.Mechanism:Employs advanced control systems to counteract pendulum effects.Uses sensors and software to adjust motor speeds dynamically.Importance: Enhances precision and safety during load handling.

 

11.Control Mode

1. Types of Control Modes for Stationary Gantry Cranes,Pendant Control;Description: The operator uses a wired or wireless pendant control unit to operate the crane from a safe distance.Components: A handheld device with buttons or joysticks for controlling movement and functions.

2. Cabin Control;Description: The operator is stationed in a control cabin that is mounted on the crane or nearby the crane's operating path.Components: Equipped with buttons, joysticks, pedals, and sometimes touchscreens for controlling crane functions.

3. Remote Control;Description: Uses a wireless remote control device, which can be handheld or worn on the operator's body.Components: A compact device with buttons or joysticks, similar to a pendant control but without a cable.

4.Automatic Control (Automated Control);Description: The crane operates according to pre-programmed commands and sequences without operator intervention.Components: Includes sensors, programmable logic controllers (PLC), and control software that manage the crane's functions.

 

Sketch

 

Main technical

 

 

 

Cost-Effectiveness,Lower Initial Cost: Stationary gantry cranes are generally less expensive than overhead or mobile cranes.Minimal Maintenance: With fewer moving parts compared to mobile cranes, maintenance requirements are reduced, leading to long-term cost savings.

High Lifting Capacity,Stationary gantry cranes are capable of handling heavy loads, making them ideal for industries that require lifting bulky or oversized objects.

Durability and Stability,Designed for fixed locations, stationary gantry cranes offer high structural stability, ensuring safe and efficient operations.

Customizability Available in various sizes, heights, and configurations to suit specific application requirements.Can be equipped with features such as adjustable height, extended spans, or specific lifting attachments.

Ease of Use;Simple operational controls make them user-friendly and reduce the need for extensive training.Fixed position ensures consistent and predictable operation.

Efficient Space Utilization;Takes up minimal floor space while providing high operational efficiency.Designed to maximize lifting capacity within a confined area.

Enhanced Safety;Stationary design minimizes the risk of tipping or instability during operation.Can be equipped with safety features such as overload protection and anti-collision systems.

Energy Efficiency;Requires less energy compared to mobile cranes, as it doesn't need propulsion systems for movement.

 

 

Manufacturing Facilities;Assembly Lines: Used for moving components or assembling large parts on production lines.Heavy Equipment Handling: Ideal for lifting and transporting heavy machinery and equipment.Metal Fabrication: Common in workshops for moving large steel beams, plates, and machinery during fabrication processes.

Warehouses and Storage;Material Handling: Facilitates the transfer of heavy materials such as pallets, containers, or bulk items.Inventory Management: Helps organize and position products in storage areas efficiently.Loading and Unloading: Assists in loading or unloading trucks and containers within a fixed station.

Shipyards and Marine Industry;Shipbuilding and Repair: Used for lifting and placing ship parts, such as hull sections, engines, and equipment.Maintenance Operations: Ideal for moving and positioning heavy ship components during maintenance or repair.Dockside Operations: Can be used for transferring cargo and heavy materials to and from vessels.

Construction Sites;Concrete and Material Handling: Used for moving heavy construction materials, such as precast concrete panels or steel structures.Site Equipment: Lifts and positions heavy construction equipment and machinery on-site.Structural Lifting: Ideal for erecting large structural elements like beams and girders.

Power Plants and Energy Sector;Maintenance of Equipment: Used to lift and maintain heavy machinery such as generators, turbines, and transformers.Handling Equipment: Helps move parts within the plant for assembly or servicing.Safety Inspections: Allows safe access for inspections and repairs of large components.

Recycling and Waste Management;Heavy Lifting: Used to handle large, heavy items such as scrap metal, industrial waste, or heavy containers.Sorting and Transfer: Moves materials through different stages of recycling or waste processing.

Foundries and Metal Processing;Handling Molten Metal: Used in foundries for moving molds, casting products, and handling molten metal with special attachments.Transfer of Heavy Loads: Helps move large castings, molds, or metal products during processing.

 

 

1. Design stage: Determine the parameters of the crane, such as rated load, span and lifting height, according to the customer's needs and working environment. Carry out detailed structural design, including main beam, end beam, crane, lifting mechanism, etc., to ensure that the design meets safety standards and usage requirements. Select appropriate materials according to the design, usually high-strength steel to ensure the stability and durability of the structure.

2. Manufacturing stage: Prepare the required raw materials and parts according to the design drawings. Cut, bend and shape the steel to prepare structural components such as main beams and end beams. Weld the various components and assemble them into an overall structure. This step requires guaranteed welding quality to ensure strength and stability.

3. Machining: Machining key components such as motors, gears, bearings, etc. to ensure that their size and accuracy meet the requirements. Anti-corrosion treatment of components, such as painting and galvanizing, increases the durability and aesthetics of the equipment.

4. Electrical system installation: Install electrical components such as motors, controllers, switches, sensors and alarm systems. Connect and wire cables to ensure the normal operation of the electrical system.

5. Assembly phase: Assemble all components and systems as a whole, connect the lifting mechanism, trolley running mechanism and control system. Perform a comprehensive inspection of the assembled crane to ensure that all components and systems are working properly, and perform preliminary debugging.

6. Testing phase: Perform static load test on the crane to check the structural strength and stability. Perform dynamic test on the crane, including tests on lifting, moving, braking and other functions, to ensure that its performance meets the design requirements. Check the functions of safety devices, such as limit switches, overload protection, etc., to ensure the safety of the equipment during operation.

7. Quality control: Perform quality control on each link in the production process to ensure compliance with industry standards and customer requirements. Record various data and inspection results in the production process for subsequent traceability and analysis.

8. Delivery and installation: Pack and prepare the completed crane for transportation to ensure that it is not damaged during transportation. Deliver the crane to the customer's site for installation, and perform on-site debugging and acceptance. Provide operation training to customers to ensure that they are proficient in the use and maintenance of the crane.

Workshop view:

The company has installed an intelligent equipment management platform, and has installed 310 sets (sets) of handling and welding robots. After the completion of the plan, there will be more than 500 sets (sets), and the equipment networking rate will reach 95%. 32 welding lines have been put into use, 50 are planned to be installed, and the automation rate of the entire product line has reached 85%.