Railway Wheel Gauges

diacheck gauge for railway wheels measures rolling diameter

Railway wheel gauges for measuring rolling diameter. Measurement and comparison with nominal diameter and differential diameter between wheels.

Railway Wheel Diameter Measurements
Applications in the freight and passenger transport sector
Checking the profile wear at the rolling point
Inspection and preventive maintenance of rolling stock
Data transmission to acquisition systems
Comparison of values between wheels of the same axle
Control report generation
Management of the reworking of the circulating fleet

The DIACHECK-CTFR wheel diameter gauge is a portable instrument designed for the Fast and precise measurement of the diameter of railway wheels directly on the vehicle, without the need for disassembly. Based on a consolidated technology in the metrology sector, the instrument acquires three points along the surface of the wheel, calculating the geometric diameter using advanced algorithms.

The use of the instrument is simple: the operator places the device on the wheel, starts the measurement and obtains the result in a few seconds. The system can be used both on vehicles in storage and in contexts of routine maintenance or preventive inspection, significantly improving the efficiency of operations.

The main advantages include high measurement precision, reduced intervention times, Data tracking via USB or wireless interface, and compatibility with maintenance analysis and management software. Battery power and robust construction make it suitable for harsh environmental conditions.

The DIACHECK-CTFR model therefore represents an effective solution to ensure safety, regulatory compliance and predictive planning in railway rolling stock maintenance.

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Documentation

DIACHECK-CTFR Catalog (EN)

Why choose a DIACHECK-CTFR archimeter?

High precision digital comparator
Ensures accurate and repeatable wheel diameter measurements, with a clear digital readout and minimal operator intervention.
Easy-to-read display
The clear, high-contrast digital display allows for quick reading of values, even in dimly lit environments.
Hardened metal contact points
They guarantee precision and resistance over time, maintaining stable reference points even after intensive use.
Data transmission button
Enables immediate and secure transfer of measurement data to connected devices with just one press.
Positioning and anchoring magnets
The integrated magnets ensure a firm and stable attachment to the wheel surface during measuring operations.
Positioning handles
Ergonomically designed for quick and stable positioning of the tool on the wheel with minimal effort.
Protective case
The shockproof case ensures safe transportation and storage, protecting the instrument from dust, shocks and humidity.
Bluetooth data transmission
Enables wireless communication with external systems for rapid data recording, traceability and integration into digital workflows.
Long battery life
It provides extended battery life for field use, ensuring uninterrupted measurements throughout the working day without frequent recharging.

Technical features

DIACHECK-CTFR is a portable contact instrument designed for the rapid and accurate measurement of the diameter of railway wheels directly on the vehicle, without the need for disassembly. It is suitable for use on locomotives, passenger coaches and freight cars, both in the workshop and in the field.

The system uses a mechanical comparator and a robust three-point contact method to determine wheel diameter with high accuracy. Its robust construction and ease of use make it ideal for daily maintenance and routine inspections.

Sturdy: DIACHECK-CTFR is designed for industrial environments, with a sturdy metal construction and shock-resistant components. Its mechanical structure ensures a long life, making it ideal for frequent use in the workshop or in the field. The instrument maintains accuracy even in difficult conditions, with dirt and temperature variations.

Precise: Using a high precision comparator and a proven three-point contact method, DIACHECK-CTFR provides reliable and repeatable diameter measurements. This manual approach eliminates drift or electronic calibration errors, providing reliable results for maintenance planning and safety checks.

Easy to use: The meter is light, intuitive and does not require specific training. Operators can quickly place the device on the wheel and get a direct reading from the dial gauge. Its simplicity makes it ideal for routine inspections and quick diagnoses in intensive maintenance operations.

Innovative and versatile

In the railway industry, accurate wheel measurement is essential to ensure safety and reliability. Rail wheel gauges are essential tools for monitoring rolling diameter, comparing dimensions to nominal values, and detecting differences between wheels on the same axle. These measurements are crucial to prevent uneven wear, excessive vibration, and potential mechanical failure.

The gauges offered by RODER SRL stand out for their versatility and precision. Designed to adapt to different types of wheels, they are ideal for both freight and passenger transport applications. Their robust structure and ergonomics facilitate use in industrial environments, while integration with digital systems allows for efficient data collection and complete traceability of measurements.

The adoption of these tools allows predictive maintenance interventions, reducing downtime and optimizing quality control operations. In an era in which operational efficiency and safety are absolute priorities, RODER SRL railway wheel gauges are confirmed as cutting-edge solutions for professionals in the sector.

Typical applications

Dimensional control in maintenance workshops
Periodic inspection of wheel diameter and wear on locomotives, freight cars and passenger wagons.
In-line measurement in railway depots
Quick measurement without disassembly, useful for preventive and predictive maintenance.
Quality control during production
Validation of dimensional tolerances in the final stages of railway wheel manufacturing.
Diagnostics in overhaul systems
Comparison between wheels of the same axle to identify discrepancies or abnormal wear.
Analysis of wear over time
Collect historical data to study the evolution of wear based on the paths or loads sustained.
Check before putting back into service
Compliance checks on vehicles after extraordinary maintenance interventions.
Applications on special vehicles and diagnostic trains
Suitable for routine inspection of wheelsets in railway depots and maintenance workshops.

Why Choose a Railway Wheel Gauge

Allows for quick on-site wheel diameter checks without dismantling components.
Ideal for preventative maintenance programs to monitor wheel wear over time.
It ensures compliance with the dimensional tolerances required by railway safety.
It can be used on the runway during scheduled or emergency maintenance operations.
Recommended for incoming inspection of new or reprofiled wheels.
Useful for documenting wheel conditions before and after turning or grinding processes.
Supports maintenance traceability when combined with data transmission and recording.

Deepening

Railway Wheel Gauges: Essential for Safety, Efficiency and Maintenance

Maintenance of train wheels is a crucial aspect for the safety and efficiency of rail transport. Among the essential tools used during these operations, the railway wheel gauges play a central role, as they allow the accurate control of critical parameters that determine the correct functioning of the rolling stock.

Why do wheels wear out?

During normal railway operation, train wheels are subject to constant wear due to contact with the rails. Friction, mechanical stresses and dynamic forces progressively modify the geometry of the wheel profile, causing alterations that can compromise the stability of the vehicle and increase the wear of the track components.

This wear, if not monitored and corrected, can lead to abnormal vibrations, excessive noise, worsening of ride comfort and, in the most serious cases, potential safety risks.

Reprofiling: how and when to intervene

La re-profiling is the process by which the original profile of the wheel is restored. This operation is carried out with railway lathes, both in the pit and mobile, which remove the excess material and bring the wheel back to the optimal geometric conditions.

But to determine when to intervene, constant monitoring is essential through railway wheel gaugesThese tools allow you to precisely measure diameter, misalignment, edge wear and inclination angle, all parameters regulated by European and national regulations.

Railway Wheel Gauges: Essential Measuring Tools

Railway wheel gauges, both mechanical and digital, provide reliable and repeatable data. Modern digital versions often feature wireless data transmission and analysis software, allowing complete traceability of measurements and integration into predictive maintenance systems.

These tools are used during periodic inspections or in the event of warnings from on-board diagnostic systems. In both cases, the goal is to ensure that each wheel operates within its expected tolerances.

Efficiency and safety benefits

Regular use of railway wheel gauges allows railway companies to plan maintenance activities more accurately, reducing downtime and optimising costs. From a safety perspective, wheel profile control prevents accidents due to derailments, irregular wear or structural defects.

Furthermore, a well-profiled wheel reduces track wear, lowers the energy consumption of the train and improves passenger comfort.

Conclusions

I railway wheel gauges are high added value technical tools that support the effective maintenance of rolling stock. In a context where operational efficiency and safety are increasingly linked to the ability to monitor the status of components in real time, these tools represent an indispensable resource for every railway operator.

To ensure the proper functioning of the infrastructure and vehicles, the systematic use of railway wheel gauges must be an integral part of every preventive and predictive maintenance plan.