AHS 70/25 CNC Plate Roll
The AHS 70/25 CNC Plate Roll is a heavy-duty, CNC-controlled 4‑roll (typical for this class) plate rolling machine used for cylindrical sheet and plate forming in general and heavy fabrication shops, where repeatable accuracy and productivity on medium-to-thick plate are key requirements.
In Brief
- Designed for cylindrical sheet and plate forming in heavy-duty general fabrication and metal forming applications.
- CNC control enables programmable, repeatable rolling sequences for higher accuracy and reduced operator dependence.
- Suited to production of pipes, tanks, shells, and other cylindrical components from steel plate.
- Common in fabrication shops handling medium-to-heavy plate thicknesses where pre-bending and full rolling are needed in one setup.
- Typically offers multiple rolling passes with controlled pinch and side roll positioning for improved roundness and reduced flat ends.
What It Typically Costs
- Pricing estimate (USD): $150,000 – $400,000 USD, depending on configuration, options, and condition.
- Lower end of the range usually corresponds to older or more basic CNC, fewer options, and smaller effective capacity within the model family.
- Higher prices are associated with newer controls, enhanced safety systems, automation features (such as CNC crowning or program libraries), and better overall condition.
- Installation, commissioning, operator training, and any required foundation work can add significantly to the delivered project cost beyond the machine price.
- Ongoing costs include tooling (if special rolls are needed), maintenance, and potential software or CNC upgrades over time.
Specs That Matter
- Rolling capacity (thickness and width): Confirm maximum plate thickness and working width the AHS 70/25 can handle in your primary material (e.g., mild steel vs higher-strength alloys), including both pre-bending and full rolling capacities.
- Roll configuration and diameter: Typical heavy-duty plate rolls use 4-roll geometry; roll diameters affect minimum rolling diameter, bending quality, and resistance to deflection under heavy loads.
- Minimum and maximum rolling diameter: Check the smallest cylinder diameter achievable at rated thickness, and the maximum diameter supported without excessive flat spots or out-of-round conditions.
- CNC control capability: Evaluate number of programmable axes, stored programs, step-by-step sequences, and ease of use for operators (e.g., graphical interfaces, material libraries, or canned cycles).
- Hydraulic power and drive system: Overall hydraulic system capacity and main drive power determine how quickly and reliably the machine can pre-bend and roll heavy plate at production speeds.
- Support and handling features: Side supports, overhead supports, and plate feeding aids are important for large-diameter or long shells to reduce distortion and ease handling.
- Frame rigidity and construction: A robust, heavy frame is critical for maintaining accuracy, minimizing deflection under load, and ensuring long-term reliability in heavy-duty fabrication environments.
What to Inspect Before You Buy
- Verify the machine’s rated plate thickness and width against your actual job requirements, including both pre-bend and rolling capacities.
- Inspect roll surfaces for scoring, flat spots, corrosion, or excessive wear that could mark or distort the workpiece.
- Check hydraulic system condition (hoses, cylinders, valves, and pump) for leaks, consistent pressure, and smooth, synchronized movement of all rolls.
- Test the CNC control for full functionality: program creation, storage, editing, and reliable positioning of all controlled axes.
- Run the machine through a complete rolling cycle with plate, if possible, to evaluate roundness, flat end length, and repeatability.
- Confirm that safety systems (emergency stops, guards, interlocks, light curtains if fitted) are present, functional, and appropriate for your safety standards.
- Inspect the main frame and weldments for cracks, distortion, or any signs of structural repair that might indicate past overloading.
- Evaluate bearings, gearboxes, and drive components for unusual noise, backlash, or vibration during operation.
- Review maintenance records, service history, and any documented repairs or upgrades to understand how the machine has been used and cared for.
- Ensure availability of manuals, electrical and hydraulic schematics, and confirm that spare parts and technical support can be sourced when needed.
FAQ
What type of work is the AHS 70/25 CNC Plate Roll best suited for? It is typically used for heavy-duty general fabrication and cylindrical sheet or plate forming, such as shells, pipes, and tanks made from steel plate.
Is this machine appropriate for high-volume production? Yes, the CNC control and heavy-duty construction make it suitable for repetitive production work where consistent cylinder dimensions and reduced setup time are important.
How important is CNC on a plate roll like this? CNC greatly improves repeatability and reduces operator skill requirements by storing programs for different diameters and thicknesses, controlling roll positions and sequences automatically.
Can it handle different materials, not just mild steel? It can typically roll various metals, but effective capacity changes with material strength; always compare the machine’s rated capacity to the specific material grade you plan to use.
What factors affect the final cylinder roundness? Roundness depends on roll diameter, machine rigidity, hydraulic power, plate thickness, number of passes, and correct CNC programming of roll positions.
Why is pre-bending capacity important? Pre-bending capacity determines how short the flat ends will be; better pre-bend capability reduces waste and the need for additional welding or trimming.
What should I look for in the roll surfaces? Check for wear, grooves, corrosion, and flat spots, as these can mark the plate or compromise the accuracy and surface quality of the rolled cylinders.
Does the machine require special foundations? Heavy-duty plate rolls often need a solid, level foundation to support their weight and resist rolling forces; verify site requirements with the supplier or installer.
How does this type of plate roll handle large diameters? Side and overhead supports, along with the machine’s frame rigidity and control of roll positions, help support large-diameter shells and maintain shape during rolling.
What ongoing costs should I plan for? Expect costs for hydraulic oil and filters, periodic maintenance, potential CNC or electrical service, and any replacement of wear components such as seals, bearings, or roll reconditioning over time.
Source: AHS 70/25 CNC Plate Roll
AHS 70/25 CNC Plate Roll