In the bustling construction and industrial landscapes of China, crawler cranes stand as giants of efficiency and power, enabling the lifting and moving of heavy loads with precision and stability. However, the prowess of these machines is only as strong as the sum of their parts. Understanding the various components of a crawler crane is crucial for operators, technicians, and industry professionals to ensure optimal performance, safety, and maintenance.

This comprehensive guide delves into the A to Z of crawler crane parts, offering a detailed exploration of each critical component. From the structural support of the A-Frame and the rotational versatility of the Slewing Ring, to the traction and stability provided by Track Shoes and the Undercarriage, every part plays a vital role in the crane’s operation. Readers can expect to gain a deep understanding of the engine, drums, winches, and other essential elements that make up these complex machines.

Whether you are involved in crane operations, maintenance, or troubleshooting, this guide will equip you with the knowledge to

Quality Crawler Crane Parts Suppliers In China

Since the provided URL does not lead to a specific webpage with detailed content, I will create a comprehensive guide based on the information gathered from the other sources related to crawler crane parts and suppliers.

Guide to Crawler Crane Parts and Suppliers

Introduction

Crawler cranes are essential in various industries such as construction, petrochemical, shipbuilding, and fabricating due to their mobility and heavy-lifting capabilities. Maintaining these cranes with the right parts is crucial for efficiency and safety. Here is a detailed guide on crawler crane parts and suppliers.

Types of Crawler Crane Parts

Undercarriage Parts

• Track Shoes: These are critical for the mobility and stability of the crane.
• Track Rollers: Ensure smooth movement and reduce wear on the tracks.
• Top Rollers: Support the upper structure of the crane.
• Sprockets: Drive the tracks and maintain traction.
• Idlers: Guide the tracks and prevent misalignment[3].

Structural and Mechanical Parts

• Booms: Can be lattice or telescopic, and are crucial for lifting operations.
• Wire Ropes: Used for lifting and hoisting heavy loads.
• Bearings and Shafts: Essential for the mechanical operation of the crane.
• Brake Pads: Ensure safe and controlled movement of the crane[2].

OEM and Aftermarket Parts

• Original Equipment Manufacturer (OEM) Parts: These are manufactured by the original crane manufacturer and are designed to meet exact specifications.
• Aftermarket Parts: These are manufactured by third-party suppliers and can offer a cost-effective alternative while maintaining high quality and compatibility[2][4].

Industries Served

Construction

• Crawler cranes are used in construction for heavy lifting and moving materials around the site.
• Proper maintenance and replacement parts are essential to avoid work stoppages and delays[1][4].

Petrochemical

• In the petrochemical industry, crawler cranes are used for both onshore and offshore operations.
• Reliable parts are crucial for continuous operation and safety[1][4].

Shipbuilding

• Shipbuilders rely on crawler cranes for handling heavy materials and equipment.
• Efficient crane operation is vital for meeting project deadlines[1][4].

Fabricating

• Fabrication plants use crawler cranes for lifting and moving heavy metal components.
• Regular maintenance and access to replacement parts are necessary for uninterrupted production[1][4].

Supplier Capabilities

Global Shipping

• Many suppliers offer global shipping options to ensure parts reach customers quickly, regardless of location[1][2][5].

Emergency and Urgent Orders

• Suppliers often provide 24/7 field service and expedited shipping options for urgent orders to minimize downtime[2][5].

Custom and Hard-to-Find Parts

• Some suppliers have the capability to manufacture custom parts if they are not in stock. This includes rebuilding or manufacturing new parts in their facilities[2][4].

Professional Support

• Suppliers typically have knowledgeable staff trained to assist with part identification, ordering, and any technical queries. They ensure that customers receive the correct parts and service efficiently[1][2][4].

Tips for Choosing a Supplier

Quality and Compatibility

• Ensure the supplier provides parts that meet or exceed OEM specifications to maintain the crane’s performance and safety[2][5].

Inventory and Availability

• Choose a supplier with a large inventory of new and used parts to ensure quick availability and minimal downtime[2][4].

Customer Service

• Opt for suppliers with a reputation for excellent customer service, including 24/7 support and expedited shipping options[1][2][5].

Cost-Effectiveness

• Consider suppliers that offer cost-effective solutions, such as volume pricing for large orders, to help manage maintenance costs[5].

Maintenance and Safety

Regular Maintenance

• Regular maintenance is crucial to prevent breakdowns and ensure the safety of the crane and its operators. This includes routine inspections and timely replacement of worn-out parts[1].

Importance of Safety

• Crane failures can lead to significant safety risks and financial losses. Proper maintenance and the use of high-quality parts are essential to avoid such incidents[1].

By understanding the types of crawler crane parts, the industries they serve, and the capabilities of suppliers, you can ensure your crane operations are efficient, safe, and cost-effective. Choosing the right supplier and maintaining regular upkeep are key to maximizing the performance and lifespan of your crawler crane.

The components and names of the crawler crane

Components and Names of a Crawler Crane: A Comprehensive Guide

Introduction

A crawler crane is a type of heavy machinery used in construction, mining, and other industries for lifting and moving heavy loads. Understanding the various components of a crawler crane is crucial for its effective operation, maintenance, and repair.

Main Components of a Crawler Crane

Undercarriage

The undercarriage is the foundation of the crawler crane, providing the necessary stability and mobility.
– Crawler Shoes: These are the flat, steel plates that come into contact with the ground. They distribute the weight of the crane and help in traction.
– Drive Wheels: These wheels are powered by the crane’s engine and drive the crawler shoes.
– Idlers: Located at the front and rear of the undercarriage, idlers guide the crawler tracks and keep them aligned.
– Rollers: These are support rollers that help in the smooth movement of the crawler tracks.
– Top Wheels: Also known as return rollers, these wheels support the upper run of the crawler tracks.

Chassis

The chassis houses the main machinery and components of the crane.
– Chassis Frame: This is the structural base that supports all the other components.
– Engine and Transmission: The engine powers the crane, while the transmission system distributes the power to various parts.
– Control Cabin: This is where the operator controls the crane. It includes various controls, instruments, and safety devices.

Boom and Counterweight

The boom is the long, extendable arm of the crane used for lifting loads.
– Main Boom: The primary section of the boom that can be extended or retracted.
– Boom Pivot Section: The section where the boom is attached to the crane.
– Counterweight: Located at the rear of the crane, the counterweight balances the weight of the load being lifted.
– Central Counterweight: The main counterweight attached to the crane.
– Optional Counterweights: Additional weights that can be added for heavier loads.

Lifting Mechanism

This includes the components involved in the lifting and lowering of loads.
– Hoist Winch: This winch controls the hoisting and lowering of the load.
– Load Hook: The hook that attaches to the load being lifted.
– Wire Rope and Pulleys: The wire rope and pulleys system that connects the load hook to the hoist winch.

Safety and Operational Components

Safety Devices

• Emergency Stop Button: A critical safety feature that immediately stops the crane in case of an emergency.
• Load Moment Limiter: This device prevents the crane from exceeding its safe load capacity.
• Boom Angle Indicator: Shows the angle of the boom to ensure safe operation.
• Derricking Limiter: Limits the derricking (raising or lowering) speed of the boom.
• Anemometer: Measures wind speed to ensure safe operation in windy conditions.
• Crane Inclinometer: Measures the inclination of the crane to prevent tipping.

Operational Components

• Battery Master Switch: Controls the power supply to the crane.
• Flashing Light: A safety feature that alerts others of the crane’s operation.
• Checklist of Safety Devices: Ensures all safety devices are checked before operation.

Assembly and Dismantling

Safety-Technical Notes

• Notes on Assembly: Important safety considerations during the assembly process.
• Checking Safety Measures: Ensuring all safety measures are in place before and during assembly.

Assembly of Basic Machine

• Unloading of Basic Machine: Procedures for unloading the crane from transport vehicles.
• Self-Assembly and Dismantling of Crawler Carrier: Steps for assembling and dismantling the crawler carrier.
• Extending and Retracting of Crawler Carrier: How to extend or retract the crawler carrier for different operational needs.

Assembly of Boom and Counterweight

• Assembly of Main Boom: Detailed steps for assembling the main boom.
• Preparations for Assembly
• Assembly of Main Boom
• Electrical Connection to Main Boom
• Erecting Main Boom
• Assembly of Counterweight: How to assemble and attach the counterweight.

Maintenance and Consultation

Regular maintenance is crucial for the longevity and safe operation of a crawler crane. Here are some key points:
– Inspection During Operation: Regular checks during operation to ensure all components are functioning correctly.
– Checking Wire Rope, Load Hook, Rope Pulley, and Anchoring Rod: Critical inspections to prevent failures.
– Consultation: For any parts or maintenance needs, consulting with a professional supplier or manufacturer is advisable.

By understanding these components and their functions, operators and maintenance personnel can ensure the safe and efficient operation of a crawler crane. Regular maintenance and adherence to safety protocols are essential for maximizing the lifespan and performance of the crane.

Crawler Crane Undercarriage Parts | EverGrowing

Comprehensive Guide to Crawler Crane Components and Functions

Introduction

Crawler cranes are versatile and powerful machines used in various heavy-duty applications, including construction, mining, and large-scale industrial projects. Understanding the components and functions of a crawler crane is crucial for safe and efficient operation. Here is a detailed guide to the key parts and their roles.

Crawler Crane Components

1. Crawlers (Undercarriage)

The crawlers, or undercarriage, are the foundation of the crane, enabling it to move and operate on different terrains. This includes:
– Track Shoes: Durable steel segments that form the tread of the tracks, providing traction and smooth movement.
– Track Rollers: Cylindrical components that support the track shoes, facilitating smooth movement and weight distribution.
– Sprocket and Idler Wheels: The drive sprockets engage the tracks to propel the crane forward or backward, while the idler wheels maintain tension in the tracks.
– Track Chains: Connect the track shoes in a continuous loop, transmitting power from the crane’s engine to the tracks[2][4][5].

2. Superstructure

The superstructure is the upper part of the crane that houses critical components:
– Control Area: The operator’s station where the crane is controlled.
– Propeller Wheel: Part of the crane’s upper structure that supports various equipment.
– Engine: The powerhouse of the crane, providing the necessary power for all functions. It can be a diesel engine or an electric motor[2][3][4].

3. Boom

The boom is a key component that extends the crane’s reach:
– Lattice Boom: A common design featuring a lightweight yet robust structure built from interlocking steel sections resembling a lattice. This design decreases the total weight while providing maximum support for heavy loads.
– Telescopic Boom: Some cranes have a telescopic boom that can be extended to increase the specified length[2][3][4].

4. Jib (Optional)

The jib is an extension of the boom that provides additional reach and versatility:
– Fixed Jib: Attached to the boom’s tip section, providing a fixed additional reach.
– Luffing Jib: Allows for different lifting angles and configurations[3][4].

5. Counterweight

Counterweights are essential for balancing the weight of the load and ensuring the crane’s stability:
– Main Counterweight: Heavy steel blocks situated at the rear of the superstructure to balance the weight of the load.
– Additional Counterweight: Optional weights that can be added to balance heavier loads or different boom configurations[2][3][4].

6. Hoisting Machinery

This system powers the lifting and lowering of loads:
– Winch: A mechanical device that houses the drum and wire rope, driven by the crane’s engine or motor.
– Drum: A cylindrical component that houses the wire rope used for hoisting and lowering loads.
– Hook Block: A set of sheaves or pulleys that guide the wire rope, enabling smooth and controlled lifting and lowering operations[2][3][4].

7. Pulley System

The pulley system is crucial for the smooth operation of the crane:
– Sheaves: Grooved wheels that guide the wire rope as it travels between the hoist drum and the hook.
– Back Rope Pulley Set (Boom Bridle): Changes the direction of the hoisting line, allowing for greater lifting capacity[2][4].

8. Mast and A-Frame

• Mast: A vertical component that provides support and stability to the crane. It can be a lattice mast or tubular mast.
• A-Frame: A structural component that provides support and stability, connecting the boom to the crane’s upper structure[3][4].

9. Outriggers

Outriggers are hydraulic or mechanical extensions that provide additional stability during crane operations:
– Front Outriggers: Deployed at the front of the crane.
– Rear Outriggers: Deployed at the rear of the crane.
– Side Outriggers: Deployed on the sides of the crane[3].

Functions of Crawler Crane Components

Movement and Stability

• The crawlers and undercarriage components enable the crane to move and operate on various terrains, providing traction and stability.
• Outriggers and counterweights ensure the crane remains stable during lifting operations[2][4][5].

Lifting and Lowering

• The boom, jib, and hoisting machinery work together to lift and lower loads. The winch and drum control the wire rope, while the hook block connects the load to the crane[2][3][4].

Load Management

• The pulley system, including sheaves and the back rope pulley set, ensures smooth and controlled movement of the load.
• The counterweight system balances the weight of the load to prevent the crane from tipping over[2][3][4].

Safety Considerations

Overloading

• Ensure the crane is not overloaded beyond its capacity. The counterweight system and load monitoring systems help in maintaining safe lifting operations[1].

Maintenance

• Regular maintenance and inspection of all components are crucial for optimal performance and reliability. This includes checking the track rollers, sprockets, and wire ropes[2][5].

Conclusion

Crawler cranes are complex machines with numerous components working in harmony to achieve heavy lifting tasks. Understanding each component’s function and importance is vital for safe, efficient, and successful operations. Proper maintenance and adherence to safety guidelines are also essential to ensure the longevity and reliability of the crane.

Manitowoc Crawler Crane Parts Suppliers China – Quality

Since the provided URL does not lead to a specific webpage with detailed content, I will create a comprehensive guide based on the information gathered from the other relevant sources.

Manitowoc Crawler Crane Parts: A Comprehensive Guide

Introduction

Manitowoc cranes are renowned for their reliability and performance in construction and industrial projects. When it comes to maintaining or repairing these cranes, having access to the right spare parts is crucial. Here is a detailed guide on Manitowoc crawler crane parts, including what is available, where to find them, and the benefits of using these parts.

History and Product Line of Manitowoc Cranes

Manitowoc Cranes began producing lattice boom crawler cranes in 1925. Over the years, the company has expanded its product line to include a wide range of crawler cranes with capacities ranging from 73t (80USt) to 2300t (2,535 USt)[1].

Types of Manitowoc Crawler Crane Parts Available

Major Components

• Engines and Engine Parts: Including Cummins engines and various engine components such as injectors, turbochargers, and valves[1][3].
• Hydraulic and Electrical Parts: Hydraulic pumps, electrical parts, and compressors are essential for the operation of crawler cranes[1][3].
• Transmission and Drive Components: Parts such as axles, bearings, clutches, and gears are critical for the crane’s mobility and operation[1][3].
• Boom and Wire Rope Components: Booms, wire ropes, and associated parts like rollers and sheaves are vital for lifting operations[3][5].

Other Essential Parts

• Braking and Suspension Parts: Brake pads, braking parts, suspension parts, and steering components ensure the crane’s stability and safety[1][3].
• Repair Kits and Accessories: Various repair kits, seals, and other accessories are available to maintain the crane’s performance[1][3].

Suppliers and Manufacturers of Manitowoc Crawler Crane Parts

OEM and Aftermarket Parts

Several companies specialize in providing both OEM (Original Equipment Manufacturer) and aftermarket Manitowoc crane parts. These include:
– Cranepart.com: Offers competitive and fast quotations for Manitowoc spare parts and ships worldwide[1].
– Jefferson Machine Company: Known for high-quality aftermarket Manitowoc crane parts, with a wide range of new, rebuilt, or used parts available[3].
– Parts Supply Worldwide: Provides new, used, and reconditioned Manitowoc crane parts, with a focus on swift solutions and reduced lead times[2][4].

Benefits of Using Specialized Suppliers

Competitive Pricing

Specialized suppliers often offer competitive prices for Manitowoc crane parts, making maintenance and repairs more cost-effective[1][3][4].

Worldwide Shipping

Many suppliers provide fast and reliable worldwide shipping, ensuring that you receive the parts you need quickly, regardless of your location[1][3][4].

Quality and Compatibility

Suppliers like Jefferson Machine Company ensure that their aftermarket parts meet or exceed OEM specifications, providing durability and reliability[3].

Comprehensive Service

Companies like Parts Supply Worldwide offer additional services such as reconditioning, repair, and 24/7 field service to support your crane maintenance needs[2][4].

How to Obtain Manitowoc Crawler Crane Parts

Contacting Suppliers

To obtain the necessary parts, you can contact suppliers through their websites, email, or phone. Provide details such as the crane type and serial number to get accurate quotations and assistance[2][3][4].

Using Online Catalogs

Many suppliers have online catalogs where you can find and order the specific parts you need. These catalogs often include detailed descriptions and part numbers[2][4].

Conclusion

Maintaining or repairing Manitowoc crawler cranes requires access to high-quality and compatible spare parts. By understanding the types of parts available, the benefits of using specialized suppliers, and how to obtain these parts, you can ensure your crane operates efficiently and safely. Whether you need OEM or aftermarket parts, there are several reliable suppliers ready to assist you with your Manitowoc crane parts needs.

Crawler Crane Undercarriage Parts SANY Sprocket

Guide to Crawler Crane Undercarriage Parts for SANY Cranes

Introduction

This guide provides a comprehensive overview of the crawler crane undercarriage parts specifically designed for SANY cranes, as outlined on the website of QINDING MACHINERY & TOOLS.

Product Overview

Types of Undercarriage Parts

• Track Pads/Track Shoes: These are essential components of the crawler crane undercarriage, designed to provide traction and stability.
• Sprockets: Key components that drive the tracks of the crawler crane.
• Other Parts: Includes idlers, top rollers, and other accessories necessary for the undercarriage system.

Technical Specifications

Materials

• The undercarriage parts are made from high-quality materials, typically through casting processes.
• Materials such as 35SiMn and 40Mn2 are commonly used for their strength and durability.

Warranty

• These parts come with a 1-year warranty, ensuring reliability and performance.

Application and Compatibility

Crane Models

The undercarriage parts are compatible with a wide range of SANY crawler crane models, including:
– SCC500B, SCC500C, SCC500D, SCC500E
– SCC550C, SCC600C, SCC750C, SCC800C
– SCC1000D, SCC1250, SCC1500CC, SCC1500D, SCC1800
– SCC2600A, SCC3000WE, SCC4000E, SCC5000WE, SCC6500E, SCC7500
– SCC8100, SCC8200, SCC8300, SCC10000, SCC16000

Manufacturing Process

Raw Material Processing

• The process begins with the sorting and processing of raw materials according to the specifications.

Casting and Forging

• Parts are manufactured through advanced casting and forging techniques to enhance strength and durability.

Heat Treatment

• The parts undergo quenching and tempering to achieve the desired hardness and mechanical properties.

Finishing and Assembly

• The rough-processed parts are then tempered, shot blasted, and undergo medium-frequency treatment.
• Final steps include finishing, drilling, tapping, and assembling the parts.
• The assembled parts are cleaned, tested (including rolling and pressure tests), and oil-injected before packaging.

Quality Assurance

Quality Control

• The manufacturing process includes strict quality inspections to ensure the parts meet the highest industry standards.
• Use of advanced equipment and technology to maintain consistency and quality.

Certifications

• The parts are certified to ISO9001 standards, ensuring compliance with international quality norms.

Packaging and Shipment

Packaging

• The parts are carefully packaged to prevent damage during transit.

Shipment Options

• Shipment options include by sea, by air, and by express, catering to different customer needs and urgency levels.

Payment Terms

Payment Methods

• Payment terms include T/T (Telegraphic Transfer), L/C (Letter of Credit), Western Union, and Paypal.

Contact and Customization

Contact Information

For any inquiries or to purchase these parts, you can contact the trade manager directly.

Customization

• The company accepts OEM custom products, allowing customers to get parts tailored to their specific requirements.

By following this guide, you can gain a thorough understanding of the undercarriage parts available for SANY crawler cranes, their technical specifications, manufacturing process, and the quality assurance measures in place. This information will help you make informed decisions when sourcing these critical components for your construction machinery.

The A to Z Guide: Essential Crawler Crane Parts Names

Comprehensive Guide to Crawler Crane Parts

Overview of Crawler Crane Parts

Crawler cranes are complex machines that rely on a multitude of components to ensure their stability, lifting capacity, and overall functionality. Understanding the specific names and functions of these parts is crucial for effective operation, maintenance, and troubleshooting.

Key Components of Crawler Cranes

A. A-Frame

The A-Frame is a structural component located at the front of the crane, providing support and stability. It connects the boom to the crane’s upper structure, distributing the load through the crawler tracks and supporting the crane during lifting operations.

B. Boom

The boom is the long arm protruding from the body of the crane, used for lifting loads. It can be extended or retracted to adjust for different heights and distances. The boom is often supplemented by a jib, which provides additional reach and versatility.

Jib

The jib is an extension of the crane’s boom, offering further horizontal reach. It can be fixed or luffing, allowing for different lifting angles and configurations.
– Fixed Jib: Provides a fixed additional reach.
– Luffing Jib: Allows for adjustable angles.

C. Counterweight

The counterweight is composed of heavy steel blocks situated at the rear of the superstructure. These blocks act as a crucial balance to the weight of the load being lifted, preventing the crane from tipping over. The weight of the counterweight can be adjusted depending on the lifting capacity needed.

D. Drum

The drum is a cylindrical component that houses the wire rope used for hoisting and lowering loads. It is driven by the crane’s engine and plays a crucial role in controlling the movement of the load.
– Single-drum: Houses a single wire rope.
– Double-drum: Houses two wire ropes.
– Multi-drum Configurations: Houses multiple wire ropes for complex lifting operations.

E. Engine

The engine serves as the powerhouse of a crawler crane, providing the necessary power to drive the crane’s various functions. It can be a diesel engine or an electric motor, depending on the crane’s design.
– Cylinder Block
– Pistons
– Crankshaft
– Fuel System
– Cooling System
– Exhaust System

F. Hook Block

The hook block is an essential component that connects the load to the crane’s wire rope. It consists of one or multiple sheaves or pulleys that guide the wire rope, enabling smooth and controlled lifting and lowering operations.
– Single-hook
– Double-hook
– Multi-hook Blocks

G. Slewing Ring

The slewing ring is a large bearing that allows the crane’s upper structure to rotate smoothly. It is located between the upper and lower structures of the crane, enabling 360-degree movement.
– Inner Race
– Outer Race
– Rolling Elements

H. Track Shoes

Track shoes are the components that come into direct contact with the ground, enabling the crawler crane’s movement. They are typically made of durable materials such as steel and are designed to provide traction and stability on various terrains.
– Single Grouser
– Double Grouser
– Triple Grouser

I. Undercarriage

The undercarriage is the lower part of the crawler crane that supports and propels the crane. It consists of several components:
– Crawler Tracks: Made up of individual track shoes, providing the necessary traction for the crane’s movement.
– Track Rollers: Guide and support the crawler tracks.
– Sprockets: Serve as wheels for the track shoes, coming in single and double bevel designs.
– Idlers: Maintain tension in the tracks.

J. Winch

The winch is a mechanical device used to hoist and lower loads. It is typically located on the crane’s upper structure and is driven by the crane’s engine or motor.
– Main Winches
– Auxiliary Winches
– Luffing Winches

Additional Critical Components

Crane Turntable

The crane turntable is a robust platform designed to rotate lifted objects through a full 360 degrees (or a designated range). It integrates seamlessly with various crane systems, enhancing functionality by providing precise horizontal maneuverability.

Sheaves

Sheaves are grooved wheels that guide the wire rope smoothly as it travels between the hoist drum and the hook.
– Jib Tip Sheave
– Idler Sheaves

Back Rope Pulley Set (Boom Bridle)

This is a set of sheaves at the boom tip that changes the direction of the hoisting line, allowing for greater lifting capacity. It is also referred to as the boom tackle.

Boom Hoist Line

The boom hoist line is the wire rope that raises and lowers the entire boom assembly. It typically runs from a winch to the underside of the boom and through a set of sheaves.

Operator’s Cabin and Control Systems

Joysticks and Levers

These controls allow the operator to precisely manage the movement of the boom, hoist, and the entire crane body.

Computerized Monitoring Systems

Advanced electronic displays provide vital information to the operator, such as load weight, boom extension, and crane stability.

Safety Features

Crawler cranes incorporate multiple safety features like overload protection systems and emergency shut-offs to ensure safe operation.

Power Source

The crane’s control systems are typically powered by a diesel engine or electric motor.

Maintenance and Troubleshooting

Regular maintenance is crucial to prolong the lifespan of crawler crane parts. Here are some key points:
– Track Inspections: Regularly inspect tracks for wear and tear. Replace any loose or missing parts immediately.
– Lubrication: Regular lubrication of moving parts can help extend their lifespan.
– Avoid Overloading: Avoid overloading the crane to prevent damage.
– Keep Clean: Keep the crane free from dust, debris, and contaminants which can lead to damage and corrosion.
– Turntable Bearing: Lubricate the turntable bearing and check for any signs of wear to prevent malfunction.
– Hydraulic System: Inspect hydraulic lines and replace worn-out seals to keep the system in optimal condition.

By understanding and maintaining these critical components, operators and maintenance teams can ensure that their crawler cranes operate efficiently and safely.

Crawler Crane Parts in China – TradeFord.com

Comprehensive Guide to Crawler Crane Parts and Functions

Introduction

Crawler cranes are versatile and powerful machines used in various industries, including construction, mining, and heavy engineering. Understanding the different parts and their functions is crucial for efficient operation, maintenance, and safety. Here is a detailed guide to the key components of a crawler crane.

Main Components of a Crawler Crane

Undercarriage

The undercarriage is the foundation of a crawler crane, providing the necessary stability and mobility.

Crawler Tracks

• Track Shoes: Durable steel segments that form the tread of the tracks, ensuring smooth movement and providing traction on various surfaces[4][5].
• Track Rollers: Cylindrical components that support the track shoes, facilitating smooth movement and distributing the crane’s weight evenly[4][5].
• Track Chains (Track Links): Connect the track shoes in a continuous loop, transmitting power from the crane’s engine to the tracks and enabling the crane to move forward or backward[5].
• Sprockets: Toothed wheels located at each end of the undercarriage, engaging with the track chains to drive the crane forward or backward[5].
• Idler Wheels: Maintain tension in the tracks, ensuring proper alignment and smooth operation[4].

Superstructure

The superstructure houses the critical components that enable the crane to perform its lifting functions.

Lattice Boom

• A common boom design featuring a lightweight yet robust structure built from interlocking steel sections resembling a lattice. This design decreases the total weight while providing maximum support for heavy loads[1][4].

Jib (Optional)

• An additional attachment sometimes used with the boom to provide further horizontal reach. Jibs can be fixed or luffing, allowing for different lifting angles and configurations[3][4].

Hoisting Machinery

• This system powers the lifting and lowering of loads. It consists of a powerful winch drum, a wire rope, and a hoist motor. The brakes within this system control the lowering of the load and prevent accidental freefall[4].

Counterweight

• Heavy steel blocks situated at the rear of the superstructure, acting as a crucial balance to the weight of the load being lifted. The weight of the counterweight can be adjusted depending on the lifting capacity needed[2][4].

Boom and Mast Components

Boom

• The boom is a long fixed or hydraulic metal arm that attaches to the suspended hoist cable. For crawler cranes, the boom is often a lattice boom, known for its strength and lightweight design[1][3].

Mast

• A vertical component that provides support and stability to the crawler crane. Masts can be lattice or tubular, depending on the crane’s design and functionality[3].

Pulley and Wire Rope System

Sheaves

• Grooved wheels that guide the wire rope smoothly as it travels between the hoist drum and the hook. Examples include the Jib Tip Sheave and the Idler Sheaves[4].

Hook Block

• A set of multiple sheaves housed within a block attached to the boom’s end. These sheaves help distribute the load on the wire rope and increase lifting capacity[3][4].

Back Rope Pulley Set (Boom Bridle)

• A set of sheaves at the boom tip that changes the direction of the hoisting line, allowing for greater lifting capacity[4].

Engine and Power Transmission

Engine

• The engine serves as the powerhouse of a crawler crane, providing the necessary power to drive the crane’s various functions. It can be a diesel engine or an electric motor, depending on the crane’s design[3].

Winch

• A mechanical device used to hoist and lower loads. It is typically located on the crane’s upper structure and is driven by the crane’s engine or motor. Different types of winches include main winches, auxiliary winches, and luffing winches[3].

Additional Components

Outriggers

• Hydraulic or mechanical extensions located near the crane’s base that provide additional stability during crane operations. They are deployed to increase the crane’s footprint and distribute the load over a larger area[3].

Crane Turntable

• A robust platform designed to rotate lifted objects through a full 360 degrees (or a designated range). It integrates seamlessly with various crane systems, enhancing their functionality by providing precise horizontal maneuverability[4].

A-Frame

• A structural component that provides support and stability, connecting the boom to the crane’s upper structure and distributing the load through the crawler tracks[3].

Safety and Maintenance Considerations

Overloading

• Ensuring the crane does not carry weight beyond its capacity is crucial. Overloading can cause damage to the machine, damage to its cargo, and harm workers by breaking the counterweight system[1].

Regular Maintenance

• Regular inspection and maintenance of crawler crane parts are essential to ensure their optimal performance and reliability. This includes checking the track rollers, sprockets, and wire ropes, as well as maintaining the engine and other mechanical components[5].

Conclusion

Understanding the various parts and their functions is vital for the safe and efficient operation of a crawler crane. Each component plays a critical role in ensuring the crane’s stability, lifting capacity, and overall functionality. Proper maintenance and adherence to safety guidelines are also essential to maximize the lifespan and performance of the crane.

China Crawler Crane Parts Diagram Manufacturers and …

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Crawler Crane Components: A Detailed Guide

Overview of Crawler Crane Parts

Crawler cranes are complex machines that rely on multiple components to ensure stability, lifting capacity, and overall functionality. Understanding these parts is crucial for effective operation, maintenance, and troubleshooting.

Undercarriage and Mobility

Track Shoes

• These are the components that come into direct contact with the ground, enabling the crane’s movement.
• Made from durable materials like steel, they provide traction and stability on various terrains.
• Different designs include single grouser, double grouser, and triple grouser track shoes[2][4].

Sprockets and Idler Wheels

• The drive sprockets at the front engage the tracks, propelling the crane forward or backward.
• Idler wheels at the rear maintain tension in the tracks.
• Additional rollers, known as carrier rollers, support the tracks for smoother travel[1][4].

Undercarriage

• The lower part of the crawler crane that supports and propels the crane.
• Includes crawler tracks, track rollers, sprockets, and idlers.
• These components work together to guide and support the crawler tracks, ensuring smooth operation and weight distribution[2][4].

Superstructure and Lifting Components

Lattice Boom

• A common boom design for crawler cranes, featuring a lightweight yet robust structure built from interlocking steel sections resembling a lattice.
• Provides the necessary reach and lifting capacity for various operations[1][2].

Jib (Optional)

• An extension of the crane’s boom that provides additional reach and versatility.
• Can be fixed or luffing, allowing for different lifting angles and configurations[1][2].

Hoisting Machinery

• Located within the superstructure, this system powers the lifting and lowering of loads.
• Consists of a powerful winch drum, a wire rope, and a hoist motor.
• Brakes within this system control the lowering of the load and prevent accidental freefall[1].

Hook Block

• Connects the load to the crane’s wire rope.
• Consists of one or multiple sheaves or pulleys that guide the wire rope, enabling smooth and controlled lifting and lowering operations.
• Available in single-hook, double-hook, and multi-hook configurations[1][2].

Counterweight

• Heavy steel blocks situated at the rear of the superstructure.
• Acts as a crucial balance to the weight of the load being lifted, preventing the crane from tipping over.
• The weight of the counterweight can be adjusted depending on the lifting capacity needed[1].

Winches and Drums

Winch

• A mechanical device used to hoist and lower loads.
• Typically located on the crane’s upper structure and driven by the crane’s engine or motor.
• Different types include main winches, auxiliary winches, and luffing winches[2].

Drum

• A cylindrical component that houses the wire rope used for hoisting and lowering loads.
• Available in single-drum, double-drum, and multi-drum configurations[2].

Control and Safety Systems

Operator’s Cabin and Control Systems

• Modern cabins are ergonomically designed for operator comfort and provide a clear view of the work area.
• Sophisticated control systems include joysticks and levers for precise movement of the boom, hoist, and the entire crane body.
• Computerized monitoring systems display vital information such as load weight, boom extension, and crane stability[1].

Safety Features

• Crawler cranes incorporate multiple safety features like overload protection systems and emergency shut-offs to ensure safe operation.
• Additional safety devices include load moment limiters, boom angle indicators, derricking limiters, and lowering limiters[1][3].

Power Source

Engine

• The engine serves as the powerhouse of a crawler crane, providing the necessary power to drive the crane’s various functions.
• Can be a diesel engine or an electric motor, depending on the crane’s design.
• The engine consists of several parts, including the cylinder block, pistons, crankshaft, fuel system, cooling system, and exhaust system[2].

Rotational Components

Slewing Ring

• A large bearing that allows the crane’s upper structure to rotate smoothly.
• Located between the upper and lower structures of the crane, enabling 360-degree movement.
• Consists of several sections, including the inner race, outer race, and rolling elements[2].

Crane Turntable

• Robust platforms designed to rotate lifted objects through a full 360 degrees (or a designated range).
• Integrates seamlessly with various crane systems, enhancing functionality by providing precise horizontal maneuverability.
• Allows for safe and efficient positioning of loads, easier alignment with work areas, and streamlined handling of bulky or awkwardly shaped objects[1].

Additional Components

Sheaves

• Grooved wheels that guide the wire rope smoothly as it travels between the hoist drum and the hook.
• Examples include the Jib Tip Sheave and the Idler Sheaves[1].

Back Rope Pulley Set (Boom Bridle)

• A set of sheaves at the boom tip that changes the direction of the hoisting line, allowing for greater lifting capacity.
• Also referred to as the boom tackle[1].

Boom Hoist Line

• The wire rope that raises and lowers the entire boom assembly.
• Typically runs from a winch to the underside of the boom and through a set of sheaves[1].

By understanding these components and their functions, operators and maintenance personnel can ensure the optimal performance, safety, and longevity of crawler cranes.

Crawler Crane Spare Parts Manufacturer & Supplier

Guide to Crawler Crane Spare Parts and Maintenance

Introduction to Crawler Cranes

Crawler cranes are pivotal pieces of heavy equipment in the construction industry, renowned for their strength and versatility. These machines are essential for heavy-lifting tasks and operate effectively on various terrains. Here is a comprehensive guide to the key components, maintenance, and selection of crawler crane spare parts.

Key Components of Crawler Cranes

Boom

The boom is the long arm protruding from the body of the crane, used for lifting heavy loads. It is a critical component that determines the crane’s lifting capacity and reach.

Counterweight

The counterweight helps maintain the stability of the crane while lifting heavy loads. It is positioned at the opposite end of the boom to balance the weight and prevent the crane from tipping over.

Cab

The cab is the control center of the crane where the operator manages the machine’s operations. It houses the controls, instruments, and sometimes the engine.

Tracks

The tracks of a crawler crane include track shoes and drive sprockets, which enable the crane to move and create traction on the ground.

Track Shoes

Track shoes bear the weight of the machine and are made of thick and durable materials such as cast iron and steel. They are designed to provide traction and support the crane’s movement.

Drive Sprockets

Drive sprockets serve as wheels for the track shoes and come in single and double bevel designs. They have teeth that grip into the track shoes, facilitating the crane’s mobility.

Maintenance Tips for Prolonging the Life of Crawler Parts

Regular Inspection

Regularly inspect the track shoes, drive sprockets, and other components for wear and tear. Replace any damaged parts promptly to prevent further damage.

Lubrication

Ensure that all moving parts are properly lubricated. This includes the tracks, drive sprockets, and other mechanical components.

Cleaning

Keep the crane and its components clean. Remove any debris or dirt that could affect the performance or longevity of the parts.

Storage

When not in use, store the crane in a dry, covered area to protect it from environmental elements.

Choosing the Right Crawler Crane Parts

Quality and Reliability

Use high-quality parts from reliable manufacturers to ensure the long-term functioning of the crane. Quality parts can exceed OEM standards and provide better durability.

Compatibility

Ensure that the spare parts are compatible with your specific crawler crane model. Manufacturers like SANY, ZOOMLION, XCMG, and FUWA have specific parts designed for their machines.

Site Conditions and Load Weight

Consider the weight of the load to be lifted and the conditions of the site when selecting parts. Different terrains and load weights require different types of parts for optimal performance.

Innovations in Crawler Crane Technology

Latest Materials and Designs

Stay updated with the latest materials and designs in crawler crane technology. New innovations can provide better performance, efficiency, and longevity.

Advanced Maintenance Tools

Utilize advanced maintenance tools and techniques to keep your crane in optimal condition. This includes diagnostic software and specialized maintenance equipment.

Conclusion

Crawler cranes are complex machines that require careful maintenance and the use of high-quality spare parts to ensure optimal performance. By understanding the key components, following maintenance tips, and choosing the right parts, you can extend the lifespan of your crawler crane and ensure it continues to perform at its best. Always consult with reliable manufacturers for quality parts and expert advice.

crawler crane Kobelco7055 Sprocket China aftermarket …

Guide to Kobelco 7055 Crawler Crane Sprockets

Introduction

The Kobelco 7055 crawler crane is a robust and versatile piece of heavy machinery, and its performance heavily relies on the quality and durability of its components, particularly the sprockets. This guide provides an in-depth look at the Kobelco 7055 sprockets, focusing on their specifications, manufacturing process, and importance in the crane’s operation.

Specifications of Kobelco 7055 Sprockets

Part Number and Compatibility

• The sprockets for the Kobelco 7055 crawler crane are identified by part numbers such as 2404N211F1.
• These sprockets are designed to be compatible with the specific undercarriage system of the Kobelco 7055 crane.

Material and Construction

• The sprockets are made from high-strength materials like 35SiMn, SCSiMn2H, and ZG40Mn2, ensuring durability and resistance to wear and tear[2][4][5].

Manufacturing Process

• The sprockets undergo a rigorous manufacturing process that includes casting, whole quenching and tempering, and surface hardening. This process enhances their mechanical properties and longevity[2][4][5].

Manufacturing Process Details

Casting

• The initial step involves casting the sprocket material into the desired shape. This method allows for the creation of complex geometries and ensures a strong foundation for the sprocket.

Heat Treatment

• After casting, the sprockets are subjected to heat treatment processes such as quenching and tempering. These processes involve heating the material to a specific temperature and then cooling it rapidly to achieve the desired hardness and toughness.

Surface Hardening

• To further enhance the durability of the sprockets, surface hardening techniques are applied. This involves hardening the surface of the sprocket to increase its resistance to wear and tear.

Importance in Crane Operation

Role in Undercarriage System

• The sprockets are a critical component of the undercarriage system of the Kobelco 7055 crane. They engage with the track chains and facilitate the movement of the crane, ensuring smooth and stable operation.

Impact on Crane Performance

• High-quality sprockets directly impact the crane’s performance by providing reliable and efficient movement. Durable sprockets reduce the risk of mechanical failures and downtime, which is crucial for maintaining productivity in construction and other heavy-duty applications.

Maintenance and Replacement

Regular Inspection

• Regular inspection of the sprockets is essential to identify any signs of wear or damage. This includes checking for cracks, excessive wear on the teeth, and any other anomalies that could affect performance.

Replacement

• When replacement is necessary, it is crucial to use aftermarket sprockets that meet or exceed the original specifications. This ensures that the crane continues to operate safely and efficiently.

Conclusion

The Kobelco 7055 crawler crane sprockets are a vital component of the crane’s undercarriage system, and their quality and durability are paramount to the crane’s overall performance. Understanding the specifications, manufacturing process, and importance of these sprockets can help in maintaining the crane’s efficiency and longevity. Regular maintenance and the use of high-quality aftermarket parts are key to ensuring the optimal operation of the Kobelco 7055 crane.

Frequently Asked Questions (FAQs)

How Can I Identify Reliable Suppliers for Crawler Crane Parts in China?

Identifying reliable suppliers for crawler crane parts in China involves several steps. First, research online platforms and industry directories to find suppliers with good reputations. Attend industry exhibitions and trade shows to meet potential suppliers in person. It is also crucial to examine customer reviews and ask for references to gauge the supplier’s reliability. Verify the supplier’s credentials, such as ISO certifications (e.g., ISO9001), and ask for samples to assess the quality of the parts. Assessing the manufacturer’s capability, including their experience, technical expertise, and production facilities, is also essential. A partnership with a reputable manufacturer ensures consistent quality and on-time delivery of parts.

What Are the Key Types of Crawler Crane Undercarriage Parts Available?

The key types of crawler crane undercarriage parts include track shoes, track rollers, top rollers, sprockets, and idlers. These parts are critical for the mobility and stability of the crane. Track shoes are the components that come into contact with the ground, providing traction and support. Track rollers and top rollers help guide the track chain and maintain its alignment. Sprockets are responsible for driving the track chain, while idlers ensure the track chain is properly tensioned. These parts are often made from high-strength materials such as 35SiMn, 40Mn2, and other alloy steels to withstand heavy loads and harsh operating conditions.

What Are the Advantages of Sourcing Crawler Crane Parts Wholesale?

Sourcing crawler crane parts wholesale offers several advantages. One of the primary benefits is cost savings, as buying in bulk typically reduces the cost per unit. Wholesale sourcing also ensures a steady supply of parts, which is crucial for maintaining equipment uptime and avoiding downtime due to part shortages. Additionally, wholesale suppliers often provide better customer service, including technical support and faster delivery times. This can be particularly beneficial for large-scale construction or heavy lifting projects where timely access to spare parts is essential. Moreover, reputable wholesale suppliers usually offer warranties and quality guarantees, providing peace of mind regarding the reliability and durability of the parts.

How Do I Ensure the Quality and Compatibility of Crawler Crane Parts?

Ensuring the quality and compatibility of crawler crane parts involves several measures. First, ensure that the parts are manufactured by a reputable supplier with a proven track record of quality. Look for suppliers that adhere to international quality standards such as ISO9001 and use high-quality materials and precision machining techniques. Check the compatibility of the parts with your specific crane model by consulting the supplier’s product catalog or contacting their technical support team. It is also important to inspect the parts upon receipt and before installation to ensure they meet the required specifications. Many suppliers also offer warranties and after-sales service, which can provide additional assurance regarding the quality and performance of the parts.

What Maintenance Checks Should I Perform on Crawler Crane Undercarriage Parts?

Regular maintenance checks are essential to ensure the longevity and performance of crawler crane undercarriage parts. Daily checks should include inspecting the track tension adjuster, checking for leaks in the track roller, top roller, and travel motor, and ensuring that bolts and nuts are securely tightened. Monthly checks should involve inspecting the walking device for any abnormalities, checking the track shoe, track frame, and base for any deformation or cracks, and verifying the proper functioning of hydraulic devices and piping. Additionally, inspect the idler, track roller, and top roller for any signs of wear, rust, or damage. Regular maintenance helps prevent unexpected failures, reduces downtime, and extends the life of the undercarriage parts.