Ceiling Mounted Gantry Crane

 

A ceiling mounted gantry crane is an innovative lifting solution designed to enhance efficiency, safety, and space utilization in industrial and commercial settings. By being mounted directly onto the ceiling structure, it frees up valuable floor space and ensures an unobstructed working environment.

The ceiling mounted gantry crane design eliminates the need for floor supports, maximizing the usable workspace.Available in various configurations, including single and double girders, with flexible load capacities to suit diverse operational needs. Built with high-quality materials and a corrosion-resistant finish, ensuring long-term durability in demanding environments. Equipped with advanced controls and smooth trolley mechanisms for efficient material handling.Integrated with features like overload protection, anti-sway systems, and emergency stop functions.

This ceiling mounted gantry crane is widely used across industries, including:

Manufacturing and Assembly: Facilitating the movement of heavy parts or equipment.

Warehousing and Logistics: Streamlining the handling of inventory and pallets.

Automotive and Aerospace: Supporting assembly lines and maintenance operations.

Maintenance Workshops: Ideal for lifting and moving machinery and tools.

Core Components: Gearbox, Motor

Place of Origin: Henan, China

Warranty: 2 years

Weight (KG) : 22600 kg

Video outgoing-inspection: Provided

Machinery Test Report: Provided

Application: Widely

cantilever length : 0-15m

Trolley running speed: 20-40M/MIN

Working system: A5-A7

Lifting speed: 5-15M/MIN

Crane running speed: 30-50M/MIN

Control method: cabin control/wire rope remote control

Color: Request

 

 

1.Main beam

The main beam of a ceiling mounted gantry crane plays a pivotal role in its structural integrity and operational efficiency. Here are its key aspects:

1)Core Functionality: Serves as the primary support structure, ensuring safe and effective load distribution.

2)Materials Used: Constructed from high-tensile steel or aluminum to handle heavy-duty operations while maintaining lightweight efficiency for certain applications.

3)Single Girder: Suitable for light to medium loads, offering cost-effective solutions.

4)Double Girder: Designed for heavy-duty lifting with enhanced stability and higher load capacities.

5)Reinforcement Features: Includes bracing and stiffeners to minimize deflection and ensure consistent performance under stress.

6)Maintenance-Friendly: Engineered for easy inspection and servicing to maintain operational reliability over time.

Lifting System

Ceiling Support Structure:The system of ceiling mounted gantry crane is suspended from the building's ceiling or overhead structural elements (e.g., beams, trusses, or columns).This eliminates the need for floor-mounted supports, freeing up valuable floor space for other activities.The ceiling structure must be able to support the weight of the crane system and the loads it will lift, often requiring reinforcement depending on the load capacity.

2) Rail and Trolley System:The crane travels along rail tracks mounted on the ceiling. These tracks guide the movement of the hoist and trolley along a horizontal path, enabling load movement within a designated area.The hoist is mounted on a trolley, which can move along the ceiling tracks, typically in one or two directions, depending on the configuration of the rails.

3) Hoist Mechanism:The hoist is responsible for lifting and lowering the load. It can be powered either electrically or manually.The lifting capacity of the hoist, and the crane system overall, depends on the type of hoist (e.g., electric chain hoists, wire rope hoists) and the materials used in its construction.

4) Control Mechanism:Ceiling-mounted gantry cranes are usually operated via a pendant control or remote control, allowing operators to manipulate the movement of the crane and hoist from a safe distance.Controls allow for precise operation, ensuring that loads are moved efficiently and safely.

 

3.End carriage

1) Support and Movement:The end carriage supports the crane's trolley and hoist system, allowing them to move along the ceiling tracks (rails). It is designed to travel along the tracks while carrying the load, providing smooth horizontal motion.

2) Structural Base:The end carriage forms the foundation of the crane's travel mechanism. It houses the wheels or rollers that run along the ceiling rails. These wheels or rollers are designed to handle the loads and stresses exerted during crane movement.

3) Guide and Stability:The end carriage helps keep the crane system aligned and stable, ensuring the hoist and trolley remain on the tracks during operation. It prevents the crane from derailing or misaligning as it moves along the ceiling rails.

4) Load Distribution:The end carriage distributes the load between the two end supports (usually located at the building's walls or ceiling beams). This ensures that the load is lifted evenly and that the crane operates safely under heavy loads.

 

4.Crane travelling mechanism

1)Manual Traveling Mechanism:For lighter-duty or smaller ceiling mounted gantry cranes, the traveling mechanism may be manually operated. In this case, the operator uses a hand chain or a push/pull system to move the crane along the tracks.Manual systems are simpler and less expensive but require physical effort from the operator to move the crane, making them suitable for lighter and less frequent lifting tasks.

2)Motorized (Powered) Traveling Mechanism:In most industrial applications, the crane's traveling mechanism is powered by an electric motor. The motorized system is more efficient and provides greater control over the crane's movement, particularly for heavy-duty operations.A motorized crane traveling system can move heavier loads faster, with precise speed control and the ability to stop and start quickly and smoothly.Motorized systems typically include a geared drive, where the motor turns a gear to move the crane's wheels along the tracks. The geared drive mechanism helps in achieving controlled and consistent speeds.

3)Variable-Speed Mechanism:In more advanced or automated systems, a variable-speed drive can be integrated into the crane traveling mechanism. This allows the crane to change speeds smoothly during operation, which is particularly useful for applications requiring precision or speed adjustments.

 

5.Trolley travelling mechanism

1)Manual Trolley:In manual trolley systems, the trolley is moved by hand, often using a hand chain, pull cord, or crank system. This is common in light-duty applications where precise positioning isn't required, and load capacities are smaller.Manual trolleys are simpler and more cost-effective but require physical effort from the operator, limiting their use in larger, heavier operations.

2)Electric (Motorized) Trolley:Electric trolleys are powered by electric motors and are more common in industrial settings due to their speed, precision, and ease of use. They can be powered by a single-phase or three-phase motor, depending on the load and application.

The electric drive system allows for more precise control over speed and direction, enabling efficient and reliable horizontal movement of heavy loads.

3)Variable-Speed Trolley:Some trolley systems feature variable-speed drives, allowing the operator to adjust the speed of the trolley as needed. This is especially useful in applications requiring precise load handling, such as assembly lines, heavy machinery installation, or in environments where the load is delicate and requires careful movement.

4)Dual-Speed Trolley:Dual-speed trolleys offer two preset speeds for moving the trolley: a fast speed for long-distance travel and a slow speed for precise positioning near the load or destination.

This type of system is commonly used in environments that require both quick and precise movements.

6.Crane wheel

1)Wheel Hub: The hub is the central part of the wheel that holds the axle and connects the wheel to the end carriage or trolley. The hub must be strong enough to handle the forces involved in moving the crane.Tread: The outer part of the wheel that comes into contact with the rail. The tread must match the rail profile to ensure smooth and safe operation.Bearings: Bearings are used inside the wheel hub to reduce friction and allow the wheel to rotate smoothly. Proper bearing selection is critical for ensuring the smooth operation of the crane wheels.Flange: Some crane wheels have a flange, which is a raised part on the outer edge of the wheel. The flange helps keep the wheel properly aligned with the rail, preventing the crane from derailing.

2)Wheel Material and Design Considerations:

Strength and Durability: Crane wheels are designed to bear heavy loads without deforming or wearing out too quickly. For heavy-duty cranes, solid steel or forged steel wheels are typically used for their strength and durability.Wear Resistance: Crane wheels experience continuous friction as they roll along the rails, so material wear resistance is crucial. Steel and cast steel wheels are designed to minimize wear, while rubber-coated wheels can wear down more quickly in heavy-duty environments.Noise and Vibration: Wheels made of rubber or polyurethane are typically quieter than steel wheels, making them ideal for environments where noise reduction is important

 

 

7.Crane Hook

1)Function of the Hook:The hook's primary function is to lift and secure the load by attaching to the lifting sling, chain, or hook block that is connected to the load.

It is located at the bottom of the crane's hoist mechanism and moves vertically along the lifting height as the crane performs lifting and lowering operations.The hook must maintain a secure connection with the load throughout the operation to prevent accidents, slippage, or dropping of the load.

2)Hook Dimensions:The size and dimensions of the hook depend on the weight of the load being lifted, the lifting height, and the overall design of the crane system.Hook throat opening: The throat is the space through which the load sling or chain passes. The size of the throat must be large enough to accommodate the lifting equipment while providing a secure grip on the load.Hook length and capacity: The length and overall size of the hook are determined by the crane's lifting capacity and the size of the typical load being lifted. The hook's load-bearing capacity must match or exceed the weight of the heaviest load to be lifted.

8.Motor

1)Function of the Motor:Hoisting Motor: The motor used for lifting and lowering the load is typically located in the hoist unit and is responsible for driving the drum or winch to wind and unwind the rope or chain that raises and lowers the hook.Travelling Motor: Motors are also used to drive the end carriage and trolley movement along the rails, allowing the crane to move horizontally along the gantry. The crane travel motor powers the crane's movement along the ceiling-mounted track or gantry rails, while the trolley motor drives the horizontal movement of the hoist.Rotation Motor: If the crane features a swivel or rotating hook, there may also be a motor that controls the rotational movement of the load.

2)Motor Power and Capacity:The power rating of the motor is essential for determining the crane's lifting capacity and the speed at which it can operate. Higher-power motors are required for heavy-duty cranes that move larger and heavier loads.Hoisting Motor: The power rating of the hoisting motor is based on the weight of the load being lifted and the speed of hoisting required. The motor needs enough torque to lift the load efficiently while maintaining safe operational limits.

Travelling Motors: These motors are rated for the speed and load conditions associated with the crane's horizontal movement. For high-speed operations, more powerful motors may be needed to ensure the crane can move swiftly along the gantry tracks.

3)Motor Control Systems:Variable Frequency Drive (VFD): To provide adjustable speed control, cranes often use a VFD system that adjusts the frequency of the electrical supply to the motor. VFD allow precise control of motor speeds for hoisting, traveling, and positioning, which is crucial in applications requiring careful load placement.Soft Starters: These devices limit the inrush current when the motor is started, providing smoother acceleration and reducing wear on the motor and other components. Soft starters are commonly used in crane systems to extend the lifespan of the motor.Reversing Starter: To change the direction of crane movement , a reversing starter is used. This control allows the motor to run in both directions depending on the load and crane's movement requirements.

4)Motor Speed Control:Hoisting Speed: The hoisting motor must provide enough torque to lift the load at the required speed. In some cases, a dual-speed motor or multi-speed hoisting system may be used to allow operators to adjust the speed depending on the load's weight or lifting requirements.

Travel Speed: The travel speed of the gantry crane is also controlled by the motors. The speed of the crane and trolley movement is often adjusted depending on the load size, work environment, and safety regulations.

Cooling Systems:Motors used in gantry cranes, particularly those in heavy-duty applications, often include cooling systems to prevent overheating during extended use. This is especially critical in applications where the crane

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9.Sound and light alarm system & limit switch

1)Warning for Movement:When the crane is in motion, the alarm system can alert people in the vicinity that the crane is operating. This reduces the likelihood of accidents, especially in busy or crowded work environments.The alarm system can be activated when the crane begins moving horizontally or vertically (hoisting or traveling).

2)Load Overload Warning:If the crane's load exceeds a predetermined weight limit (based on the crane's rated capacity), the system can trigger an alarm to alert the operator and prevent overloading, which could damage the crane or cause safety hazards.

3)Limit Position Warning:If the crane approaches its travel limit or hoisting limit (i.e., the maximum height or horizontal movement), the alarm system can signal the operator to stop before reaching a dangerous point, thus avoiding damage to the crane or load.

4)Malfunction and Fault Warning:In case of a malfunction or failure in one of the crane's key components (e.g., the motor, brakes, or lifting mechanism), the alarm system can alert the operator to take immediate action or stop the crane for safety inspection.

5)Emergency Warning:In the event of an emergency or safety incident, the sound and light alarm system can activate to provide a clear signal for evacuation or to draw attention to the problem, ensuring quick action is taken to mitigate risks.

10.Safety Devices

1)Overload Protection System Function: The overload protection system ensures that the crane does not exceed its rated load capacity, preventing mechanical failure and damage to the crane or load.

Components:Load Cells: These sensors measure the weight of the load being lifted and provide feedback to the control system.

Overload Limit Switches: These switches activate when the load exceeds the crane's safe operating capacity, stopping further lifting operations.Warning Signals: An alarm or visual signal (light or sound) alerts the operator when the crane is nearing or has exceeded the maximum load limit.Benefits:Protects the crane's structural components (hoist, motor, brakes) from being damaged by excessive loads.Increases safety by preventing overloading incidents, which can lead to crane failure or accidents.

2)Limit Switches:Function: Limit switches are used to prevent the crane from exceeding its maximum travel or hoisting range. They ensure the crane operates within safe boundaries and prevent over extension of the hoist or trolley.

Types:Vertical Limit Switches (Hoisting Limit): Prevent the hook or load from being lifted beyond a specified height.

Horizontal Limit Switches (Travel Limit): Stop the crane from traveling past its designated rails or work area.Trolley Limit Switches: These stop the trolley from moving beyond its designated travel path.

Benefits:Prevents mechanical damage from over-travel or over-hoisting.Ensures the crane doesn't interfere with other machinery or structures by limiting its range of movement.Enhances the safety of the operation by ensuring the crane only moves within the designated safe zones.

 

11.Control Mode

1) Manual Control Mode:Description: In manual control mode, the crane is operated by the crane operator using physical controls like joysticks, push buttons, or switches. This mode provides direct, hands-on control over the crane's movements.Control Components:Joystick/Control Levers: Used to control the movement of the hoist (up/down), trolley (left/right), and crane (longitudinal travel).Push Buttons/Switches: For turning the crane on/off, activating specific functions, or controlling speed and direction.Pendant Control: A remote control unit that allows the operator to control the crane from a distance, typically used for precise load handling or when operating in tight or hazardous spaces.

2) Radio Remote Control Mode:Description: Radio remote control mode allows the crane operator to control the crane remotely using a wireless control system. This mode is typically used in situations where the operator needs to control the crane from a safe distance,

3) Cabin Control Mode:Description: In this mode, the operator controls the crane from a cabin located on the crane's bridge or trolley. The cabin is equipped with a range of controls, and the operator can monitor the load and environment directly while operating the crane.

 

12.Sketch

Main technical

 

 

 

Ceiling mounted gantry cranes are a highly versatile and efficient lifting solution used across industries. Their design, which eliminates the need for floor-mounted supports, provides unique benefits that enhance workflow, safety, and operational efficiency. Here are the key advantages of ceiling-mounted gantry cranes:

1). Space Optimization

No Floor Obstruction: The crane is suspended from the ceiling, leaving the floor completely free for other operations, storage, or movement.

Maximized Work Area: Ideal for facilities with limited space or where floor-mounted systems are impractical.Flexible Layouts: The system can be installed in existing structures without altering the layout of the workspace.

2). custom-made Design Adaptable Configurations: Designed to fit various facility sizes, shapes, and requirements, making them suitable for unique operational needs.Tailored Capacity: Can handle light to heavy-duty lifting tasks depending on the specifications.

Integration with Existing Structures: Works seamlessly with existing ceiling or roof structures, minimizing additional infrastructure needs.

3). Enhanced Efficiency

Increased Workflow Speed: Facilitates faster and smoother material handling, reducing downtime and improving productivity.Minimal Interruption: Operates above ground operations, ensuring continuous workflow without interference with ground-level tasks.Precise Movements: Ensures accurate positioning and handling of loads.

4). Cost-Effective Solution

Lower Installation Costs: Often more affordable to install than floor-mounted cranes due to the use of existing structural supports.

Reduced Floor Maintenance: Without floor tracks or rails, there's less wear and tear on floors and reduced maintenance costs.Longevity: High-quality ceiling-mounted systems are durable, reducing the frequency and cost of replacements.

 

 

Ceiling mounted gantry cranes are highly versatile and can be used in various industries for lifting and transporting materials, products, or heavy equipment. Their ability to be suspended from the ceiling and operate in tight or limited spaces makes them ideal for environments where ground-level cranes would be inefficient or impractical. Here are some key applications:

1)Manufacturing and Production

Material Handling: Efficiently moves heavy parts or materials along the production line.Assembly and Disassembly: Facilitates the assembly or disassembly of large components, especially in automotive or electronics manufacturing.Machinery Installation and Maintenance: Ideal for lifting and positioning large machinery or equipment during setup or maintenance tasks.

2) Warehousing and Distribution

Storage Optimization: Helps in organizing and retrieving items from high shelves or racks, optimizing vertical space in warehouses.

Order Fulfillment: Speeds up the picking and sorting process in distribution centers by handling bulk materials quickly and efficiently.

Inventory Management: Assists with moving heavy pallets or large packages in and out of storage areas.

3) Aerospace and Aircraft Maintenance

Aircraft Handling: Used in hangars for lifting and moving parts or performing maintenance on aircraft, such as engines or fuselage components.Assembly Lines: Assists with assembling complex parts, like wings or fuselage, in aerospace production facilities.

Heavy Equipment Lifting: Handles heavy and delicate components safely in aerospace manufacturing and repair.

4) Construction and Heavy Industries

Construction Sites: Provides a high-capacity solution for lifting and positioning building materials, like steel beams, concrete panels, or prefabricated structures.Heavy Equipment Handling: Moves large or heavy machinery components for installation or relocation.

Bridge or Tunnel Construction: Ideal for lifting and placing large sections of infrastructure, such as beams, supports, or tunnel segments.

5. Automotive Industry

Assembly Line Support: Facilitates the assembly of vehicles by moving large parts like engines, chassis, and body components.Parts Handling: Efficiently transports heavy automotive parts and sub-assemblies to different stages of the production line.Maintenance and Repair: Used in service stations or workshops for lifting car parts, engines, or machinery during repair work.

 

 

1. Design stage: Understand the specific needs of customers, including load-bearing capacity, span, height and use environment. Carry out preliminary design according to the needs and draw scheme drawings, including structural design, power system and control system design. Carry out structural strength, stability and dynamic analysis to ensure that the design meets relevant standards and specifications.

2. Material preparation: Select suitable materials according to design requirements, such as high-strength steel, aluminum alloy, etc., to ensure good mechanical properties and durability. Purchase the required raw materials and components according to the design drawings, including motors, reducers, hooks, control systems, etc.

3. Processing and manufacturing: Cut the steel and process the main beam, end beam and other structural parts according to the design dimensions. Connect the cut parts by welding to form the main structural frame of the crane. Finish the welded components, including drilling, turning and milling, to ensure the matching accuracy of each component.

4. Assembly: Preliminary assembly of the processed components to check the stability and matching of the structure. Install the lifting mechanism, trolley running mechanism and trolley running mechanism to ensure that all moving parts can run smoothly.

5. Electrical system installation: Install motors, inverters, control panels and other electrical components to ensure that the electrical system is connected correctly. Arrange the cable lines reasonably to ensure safety and beauty, and reduce interference and wear.

6. Commissioning and testing: Test the various functions of the crane, including lifting, moving, braking and alarm systems, to ensure that all functions are normal. Carry out safe load tests to ensure that the crane operates stably under maximum load and meets safety standards.

7. Inspection and quality control: Carry out quality inspections on each link of production to ensure that all components meet design and standard requirements. Carry out qualification certification according to relevant regulations to ensure that the equipment meets national and industry standards.

8. Delivery and installation: Transport the manufactured crane to the customer site. Install it at the customer site, including fixing the foundation, commissioning and connecting the power supply. Provide operation training to customers to ensure that they can use the equipment safely and effectively, and officially deliver it for use.

 

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%.