Rail Tamping Machine
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The AGICO Rail Tamping Machine is an indispensable, precision core piece of equipment in modern railway track construction and maintenance operations. Under the combined effects of long-term high-speed train operation, natural environmental changes, and natural ballast settlement, railway tracks inevitably develop geometric deviations—such as irregularities in longitudinal level, alignment, and cross-level. These deviations not only affect the smoothness of train operation and passenger comfort but also pose significant safety hazards. The core mission of AGICO's Tamping Machine is to efficiently restore the track's design smoothness and geometric parameters through automated, high-precision operation.
Our railroad tamping machine utilizes advanced hydraulic vibration and squeezing technology, simulating and surpassing the principles of manual tamping. During operation, pairs of tamping tines accurately insert into the ballast on both sides of the sleeper. High-frequency vibration fluidizes the ballast stones, followed by the application of immense inward squeezing force to rearrange and densely compact the ballast beneath and around the sleeper. This process firmly lifts and stabilizes the rail and sleeper, providing a solid, uniform support foundation for the steel artery. Whether for the final profiling of new lines or the periodic maintenance and overhaul of existing tracks, the AGICO Tamping Machine is a key technological asset for ensuring line quality, extending maintenance cycles, and enhancing operational safety.
AGICO Railroad Ballast Tamper Models
YD-22 Hydraulic Diesel Tamping Machine
Drive: Diesel Engine
Application: This highly efficient hydraulic rail tamper is designed for ballast tamping operations on a wide variety of railway lines. It is suitable for both domestic (e.g., Type III concrete sleeper lines) and international track systems, including concrete and steel sleeper lines.
Key Features & Benefits:
- High Efficiency & Performance: Capable of tamping at least 270 sleepers per hour. Driven by a high-power, water-cooled diesel engine, it delivers a large vibration force and superior tamping performance, with tines that can penetrate ballast to a depth of 110 mm beneath the sleeper.
- Robust & Proven Design: Features an updated construction with new materials and technologies, while retaining the reliable double-guide-column frame and single-cylinder lifting structure from previous models for stability and durability.
- Enhanced Versatility: Improved design elements, such as increased pickaxe handle insertion and a guide column stroke limit device, expand its compatibility with diverse track types worldwide.
- Portable & User-Friendly: Equipped with a swing-type walking frame for easy horizontal movement on the track. The tamping unit and rail-clamping jaws utilize quick-change couplings for straightforward assembly and disassembly, enhancing operational flexibility.
| Engine Model | SF190 Diesel Engine |
|---|---|
| Rated Power | 7 kW |
| Rated Speed | 2300 r/min |
| Hydraulic System Working Pressure | 5 – 6 MPa |
| Vibration Frequency | 66.7 Hz |
| Centrifugal Vibrating Force | 22 kN |
| Maximum Penetration Force | 16 kN |
| Maximum Clamping Force | 6.5 kN × 2 |
| Tamping Depth | 110 ± 10 mm |
| Production Efficiency | ≥ 270 sleepers/h |
| Machine Weight | 439 kg |
| Size | 1300 × 750 × 1600 mm |
YD-22II Hydraulic Rail Tamping Machine (Petrol Engine)
Drive: Petrol Engine
Application: This petrol engine-driven hydraulic rail tamper is suitable for a wide range of ballast tamping tasks. It is particularly effective for operations following large and medium maintenance, ballast cleaning, or screening work on various concrete sleeper lines. It is also suitable for compacting ballast in newly built railway lines.
Key Features & Benefits:
- Enhanced Stability & Precision: Features a twin guide-post frame combined with a dual-cylinder lifting system. This design ensures the tamping unit maintains stable vertical motion under continuous vibration, allowing precise control over tine insertion depth and positioning.
- Optimized Hydraulic Efficiency: The hydraulic system utilises crimped hose fittings with an enlarged internal diameter. This design increases hydraulic oil flow, reducing resistance and thereby enhancing overall tamping efficiency and power.
- Automated & Efficient Operation: The rail clamping mechanism features an automatic function that engages the clamps quickly and securely during the tamping process. This design, combined with its reasonable structure, simplifies operation and contributes to high operational efficiency.
- Wide Compatibility & Superior Performance: Designed for a standard 1435mm track gauge. Its main technical performance surpasses older models, making it a high-performance and reliable choice for demanding railway ballast compaction operations.
| Rial tamper machine model | YD-22 III |
| Power | 4-stroke gasoline engine; 9.5kW; 3600 rpm/min |
| Working pressure of the hydraulic system | 5-6 MPa |
| Vibration frequency | 66.7 Hz |
| Exciting force | 22kN |
| Maximum interpolation force | 16kN |
| Clamp strength | 6.5kN*2 |
| Depth of insertion | 110mm±10mm |
| Production efficiency | ＞260 roots(group/hour) |
| Net weight of the main frame | 1385kg |
| Outward size | 2150mm 2200mm 1900mm |
| Running frame gauge | 1435mm(special requirements please notify) |
YD-22III Smart Hydraulic Rail Tamping Machine Unit
Drive: Diesel or Petrol Engine
Application: As the latest third-generation intelligent tamping unit, this machine is designed for high-efficiency ballast tamping tasks on various rail and sleeper types. Building upon the performance of its predecessors, it is particularly suited for demanding maintenance, overhaul work, and new line construction.
Key Features & Benefits:
- Intelligent Automation: Equipped with a remote-controlled travel frame and an electronic control system (including electric start and remote function control). This enables automatic movement and remote operation, significantly improving work efficiency, operator comfort, and reducing labor intensity.
- Enhanced Safety Features: Protective mesh guards are installed on both sides to ensure operational safety. Integrated front, rear, left, and right working lights improve visibility and safety for nighttime operations.
- Reliable & High-Performance Tamping: Retains the proven and stable tamping mechanism, including the original manual directional valve as a backup for operational reliability. It delivers the same powerful and efficient tamping performance as earlier models.
- Operational Flexibility: Available with either diesel or petrol engine options, providing flexibility based on fuel preference and availability. The design balances advanced automation with manual override capabilities for versatile use in various working conditions.
| Engine Model | Diesel Engine SF190 / Petrol Engine HONDA GX390 |
|---|---|
| Rated Power | 9.5 kW |
| Rated Speed | 3600 r/min |
| Hydraulic System Working Pressure | 5 – 6 MPa |
| Vibration Frequency | 66.7 Hz |
| Centrifugal Vibrating Force | 22 kN |
| Maximum Penetration Force | 16 kN |
| Maximum Clamping Force | 6.5 kN × 2 |
| Tamping Depth | 110 ± 10 mm |
| Production Efficiency | ≥ 270 sleepers/h |
| Machine Weight | 1385 kg |
| Size | 2580 × 2150 × 1950 mm |
| Travel Frame Gauge | 1676 mm (customizable) |
ND-4.2×4 Flexible Shaft Rail Tamping Machine
Drive: Internal Combustion Engine
Application: This flexible shaft tamping machine is suitable for ballast compaction operations on various types of rails and track, including standard lines and turnouts. It is designed for efficient railway line maintenance.
Key Features & Benefits:
- High-Efficiency Operation: Powered by a single engine that drives four tamping picks simultaneously, allowing two operators to work in tandem. It achieves a high tamping efficiency of 240–320 ties per hour on one rail.
- Flexible & Powerful Tamping: The flexible shaft design provides operational versatility. Each pick operates at a vibration frequency of 3000 times/min, ensuring good compaction quality.
- Lightweight & Highly Mobile: The entire machine is lightweight and features an integrated base frame with travelling wheels, making it easy to operate, move quickly on and off the track, and maintain.
- Wide Applicability & Cost-Effective: With a low failure rate, easy maintenance, and strong adaptability, it offers a highly cost-effective solution for a broad range of ballast tamping needs in railway maintenance.
| Rial tamper machine model | ND-4.2×4 |
| Petrol engine model | GX390 (single power) GX160*2 (double power) |
| Power | 9.5kW(single power) 4.0kW*2(double power) |
| Rpm | 3600r/min |
| Vibration time | 33000 times/min. |
| Amplitude | 120kg |
YCD-32 Hydraulic Rail Switch / Turnout Tamping Machine
Drive: Diesel or Petrol Engine
Application: This machine is specifically designed to perform tamping operations in the most complex and difficult sections of railway tracks: turnouts (switches), turnout connection areas, frogs, and guard rails. It fully meets the specialized requirements for ballast maintenance in these critical areas.
Key Features & Benefits:
- Specialized Design for Turnouts: Engineered to operate in complex switch sections, offering targeted performance where standard tampers cannot easily work.
- Flexible & Labor-Saving Mobility: Features a hydraulic motor drive that enables flexible left and right movement along the track, significantly saving labor and improving maneuverability in confined turnout areas.
- High Efficiency & Reliability: Boasts a simple operation, lightweight structure, high working efficiency, and a low failure rate, ensuring productive and dependable performance.
- Customizable: Customization services are available to accommodate different track gauges, enhancing its versatility for various railway systems.
| Rial tamper machine model | YCD-32-II |
| Power | Gasoline engine power 7.0kW |
| Dimensions (L x W x H) (mm) | 1430*930*1700mm |
| Single gross weight | 418kg |
| Material | Steel |
DG-550×4 Electric Rail Tamping Machine Unit
Drive: Electric (Powered by Integrated Generator)
Application: This versatile electric tamping unit, consisting of one generator and four independent electric tamping picks, is suitable for ballast tamping operations in various railway maintenance scenarios. It is designed to fit different rail gauges and can be customized to meet specific project requirements.
Key Features & Benefits:
- High-Efficiency Power System: Equipped with a high-capacity generator, the unit provides powerful and stable electricity to drive four tamping picks simultaneously, delivering high excitation force and outstanding overall operating efficiency.
- Flexible & Portable Design: The entire unit can move freely on the track. It features a compact structure and is easy to carry, making it highly adaptable to various railway lines and working conditions. The full set weighs 260 kg, with each individual pick weighing 26.5 kg for manageable handling.
- Convenient Operation & Maintenance: Designed for user-friendly operation and easy maintenance. The “one machine serving multiple purposes” setup provides a cost-effective and flexible tamping solution.
- Ready Availability: Mass-produced for standard gauge applications with ready-to-ship stock available, ensuring fast supply. Customizable options are also offered to meet specific operational needs.
| Rial tamper machine model | DG-550 |
| Motor power | 550W |
| Voltage | 380V / 3 phase 220V/Single pahse |
| RPM | 2800r/min |
| Tamping force | 2.8KN |
| Tamping frequency | 48Hz |
| Tamping board | Elastic |
| Weight | 26.5kg |
| Dimension | 1000×690×195mm |
Advantages of AGICO Ballast Tamping Machine
Contact us for product catalogOur rail tamping machine combines efficiency, durability, and intelligent design to deliver long-term value. Below are its key advantages, presented concisely:
High Efficiency & Cost Reduction
Operating at 280–600 sleepers per hour, our machine far surpasses manual work. It requires only 1–2 operators, reduces track closure time, and lowers both labor and maintenance costs through intelligent control.
Uniform Compaction & Long-Term Stability
Precise hydraulic and electronic control ensures even tamping depth and vibration. The high-frequency system delivers dense, uniform ballast compaction, extending track life and minimizing frequent maintenance.
Broad Adaptability
Compatible with 43 kg, 50 kg, and 60 kg rails without complex adjustments. Suitable for tunnels, bridges, mountains, and urban rail. Available in gasoline, electric, and hydraulic power options.
User-Friendly Operation & Maintenance
Ergonomic design with anti-vibration handles reduces fatigue. Modular structure allows easy part replacement, and intuitive controls enable quick training for non-specialists.
Energy Saving & Eco-Friendly
Low noise and low emissions make it suitable for urban and sensitive environments. Energy-saving vibration modules reduce fuel and power consumption.
Durable & Economical
Core components use premium brands (e.g., Honda engines, SKF bearings) for reliability. Designed for over 5 years of service with long maintenance intervals and genuine spare parts at competitive costs.
Customizable & Compatible Solutions
Full range of models (hydraulic, electric, internal combustion, flexible-shaft) for various scenarios. Customizable for special gauges, narrow spaces, or power needs, and compatible with existing maintenance systems.
Proven Technology & Full Support
Industry-leading tamping force and frequency. Integrated measurement system corrects track geometry in real time. We provide training, after-sales, parts, and remote support, with experience in meeting international standards.
Application of Rail Tamper
- New Railway Construction: Final compaction of the ballast bed and fine adjustment of track geometry after track and ballast laying to meet operational standards.
- Track Overhaul and Intermediate Repair: Restorative compaction of the ballast bed following the work of ballast cleaning or rail renewal machines, rebuilding the track foundation.
- Routine Preventive Maintenance: Periodic fine-tuning and correction of track geometry to prevent minor deviations from developing into major faults.
- Specialized Fault Remediation: Targeted intensive tamping for subgrade settlement zones, mud-pumping areas, and curved sections with heavy rail wear.
- Maintenance in Complex Areas: Track upkeep in high-speed turnout zones, hub stations, marshalling yards, at bridge ends, and inside tunnels.
- Industrial and Port Sidings: Reinforcement and maintenance of tracks subjected to heavy loads and frequent impact loads.
Why Choose AGICO?
- Profound Industry Expertise: Decades of R&D experience; we understand the processes and challenges.
- A "One-Stop" Solution Provider: We provide machines, consultation, planning, training, and upgrades.
- Global Service and Support Network: Multiple service centers and warehouses for rapid response and genuine spare parts worldwide.
- Continuous Innovation and R&D Investment: We apply latest technologies to keep clients at the technological forefront.
- Customer Success-Oriented Partnership: We are involved throughout the process to maximize your return on investment.
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