Internal Combustion Rail Tamping Machine
Internal‑Combustion Rail Tamping Machine - Hydraulic Ballast Tamper for Railway Maintenance
Internal‑Combustion Rail Tamping Machine is self‑powered railway ballast compaction equipment driven by gasoline or diesel engines, eliminating reliance on external power sources for remote field track work. By vibration and hydraulic clamping force, tamping picks penetrate ballast under sleepers, rearrange gravel particles and improve ballast density. It stabilizes track bed, corrects track geometry irregularities, extends track service life and guarantees safe train operation. This full‑series product covers heavy‑duty hydraulic units, flexible‑shaft tampers and portable hand‑held models, widely deployed for existing‑line maintenance, heavy overhaul, ballast cleaning projects and new railway construction, for both plain track and complex turnout zones.
Main Product Models & Technical Specifications
YD‑22 Hydraulic Internal‑Combustion Ballast Tamper (Diesel Version)
| Item | YD‑22 (Diesel) |
|---|---|
| Power Unit | Single‑cylinder water‑cooled diesel engine |
| Hydraulic Working Pressure | 5‑6 MPa |
| Vibration Frequency | 66.7 Hz |
| Exciting Force | 22 kN |
| Maximum Insertion Force | 16 kN |
| Clamping Force | 6.5 kN × 2 |
| Tamping Insertion Depth | 110 mm ± 10 mm |
| Working Efficiency | ≥ 270 sleepers per hour |
| Net Weight | 455 kg |
| Overall Dimension (L×W×H) | 1300 mm × 750 mm × 1600 mm |
| Applicable Sleeper | Concrete sleeper, steel sleeper |
YD‑22 II Hydraulic Internal‑Combustion Ballast Tamper (Petrol Version, CRCC Certified)
| Item | YD‑22 II |
|---|---|
| Power Unit | 4‑stroke gasoline engine, 9.5 kW, 3600 rpm |
| Hydraulic Working Pressure | 5‑6 MPa |
| Vibration Frequency | 66.7 Hz |
| Exciting Force | 22 kN |
| Maximum Insertion Force | 16 kN |
| Clamping Force | 6.5 kN × 2 |
| Tamping Insertion Depth | 110 mm ± 10 mm |
| Working Efficiency | ≥ 260 sleepers per hour |
| Main Frame Net Weight | 1385 kg |
| Overall Dimension (L×W×H) | 2150 mm × 2200 mm × 1900 mm |
| Running Frame Track Gauge | 1435 mm (customizable) |
| Certification | CRCC, CE, ISO9001 |
YCD‑32 Hydraulic Rail Switch Tamping Machine
Special‑purpose tamper for turnout, frog and guard‑rail sections, equipped with hydraulic lateral shifting mechanism to handle complex turnout geometry.
| Item | YCD‑32 |
|---|---|
| Engine Power | 7.0 kW gasoline engine |
| Overall Dimension(L×W×H) | 1430 mm × 930 mm × 1700 mm |
| Gross Weight | 418 kg |
| Feature | Hydraulic horizontal movement for turnout working |
D‑5 Portable Hand‑Held Rail Tamper
Light‑weight single‑operator tamping pick, fast on‑track / off‑track, optimized for narrow turnout gaps.
Compact and lightweight, easy transport
Quick put‑on & put‑off track
Ideal for turnout partial tamping & tight‑space operation
ND‑4.2×4 Flexible‑Shaft Rail Tamping Machine
Power Unit: 2 × GX160 gasoline engines
Single engine power: 4.0 kW
Engine Speed: 3600 r/min
Vibration Frequency: 3000 times/min
Amplitude: 1.2 mm
Total Machine Weight: 120 kg
Feature: Flexible‑shaft design, good accessibility for turnout corners
SND‑23 Impact Rail Tamper
| Item | SND‑23 |
|---|---|
| Engine | 1E45F‑3A two‑stroke gasoline engine |
| Displacement | 80 ml |
| Output Power | 1.6 kW / 4400 r/min |
| Net Weight | 24 kg |
| Impact Frequency | 22 Hz |
| Impact Energy | 40 J |
| Multi‑purpose: tamping, crushing, digging, shoveling with changeable tools |
Core Advantages of Ustyle Internal‑Combustion Rail Tamping Machines
Self‑Powered Field Operation: Gasoline / diesel power design, no external power cables or generator required, perfectly fit remote non‑electrified railway sites.
Full‑Range Model Portfolio: Heavy‑duty hydraulic group tamper for main‑line track; flexible‑shaft tamper; compact hand‑held picks for turnouts and narrow zones. One‑stop solution for different maintenance scenarios.
High Compaction Quality: Optimized vibration frequency & exciting force ensures sufficient ballast flow and compaction under sleepers, improving overall track stability.
Solid Build Quality: High‑strength alloy steel frame, imported shock‑absorbing components, adapted to harsh outdoor track‑site conditions. Low failure rate.
Certified for Export: CE, ISO9001, YD‑22II obtains CRCC certification, meets international railway project acceptance requirements.
Easy Operation & Maintenance: Ergonomic anti‑vibration handles reduce operator fatigue. Modular structure for quick seal / tamping‑pick replacement, convenient spare‑parts supply.
Customizable Configuration: Support custom rail gauge, special tamping‑head structure, paint color and OEM branding for overseas projects.
Application Scope
Routine maintenance, medium repair and heavy overhaul of ballasted railway main‑lines
Ballast tamping for newly constructed railway track beds
Turnout / switch, frog, guard‑rail tamping work for complex track sections
Emergency repair after track settlement, ballast loosening and disaster damage
Concrete sleeper & steel‑sleeper track maintenance
Non‑electrified field railway, mining railway, branch‑line track maintenance work
Frequently Asked Questions (FAQ)
Q1: When should I choose internal‑combustion tamper instead of electric tamper? A: Internal‑combustion tamping machines are preferred for remote field sections without power supply. Electric tamping sets are better for tunnels, underground metro and noise‑sensitive working zones.
Q2: Which model fits turnout tamping work? A: For large‑scale turnout repair: select YCD‑32 hydraulic switch‑special tamper. For narrow gaps and partial touch‑up work: ND‑5, ND‑4.2×4 flexible‑shaft tamper or SND‑23 hand‑held impact tamper.
Q3: Do you support custom track gauge? A: Yes. Most hydraulic internal‑combustion tamping units support custom‑adjustment for different gauges such as 1000 mm, 1435 mm, 1676 mm. Please specify gauge requirement before order.
Q4: What is your warranty coverage? A: 12‑month warranty for main machine and power unit. Consumable parts including tamping picks, seals, flexible shafts, shock pads are excluded from warranty; spare‑parts can be supplied separately.
Q5: Payment terms & production lead‑time? A: T/T and L/C are acceptable. Standard stock models can be shipped in 10‑15 working days. OEM / customized orders take 20‑30 working days.
Q6: Can you provide OEM / ODM service? A: Yes, including OEM logo, custom paint, modified parameters for special‑project requirements.
Q7: Do you provide English manual and technical support? A: Each machine comes with English‑language operation & maintenance manual. Operation training videos and online remote technical guidance are available. Pre‑shipment third‑party inspection is acceptable.
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