There was a sustainability problem, too. Each manual cleaning cycle took a small toll on the core’s outer layers: blade contact, cumulative surface damage, and structural degradation. Cores that could have run many more production cycles were being retired early, with perfectly usable material discarded because the cleaning method was destroying what it was meant to preserve.
Automated Paper Core Cleaning System for a Paper Converting Operation
How Applied Motion Systems eliminated manual core slabbing injuries and extended parent roll core life through industrial automation
The Problem: A Hazardous, Wasteful Manual Process at the Paper Machine
A paper converting facility had a task nobody wanted, and everyone had to do.
After each production run, spent parent roll cores had to be cleaned and returned to service at the paper machine. That meant operators manually slabbing remaining residual paper from each core using sharp cutting blades, while managing heavy blankets of broke that accumulated around them.
The facility had protective gloves. It had safe work practices. Neither was enough. Lacerations happened, and repetitive motion injuries accumulated. The kind of ergonomic risk that paper machine maintenance teams document and struggle to design out of their paper machine reliability program, this was a textbook example of it.
The ask was direct: remove operators from the hazard zone entirely, stop damaging the cores in the process of cleaning them, and keep a reliable supply of serviceable cores in circulation to support paper machine uptime.
The sequence runs like this:
• Incoming roll detection: Distance-measuring sensors scan each spent parent roll as it enters the conveyor, reading diameter and position before anything moves. The kind of paper machine control upgrade thinking that replaces operator judgment with repeatable, sensor-driven awareness, with no manual measurements or estimation.
• Core grip and lift: A lifting carriage positions to grip the core internally using inflatable chucks, securing the roll before the cleaning cycle begins.
• Automated slabbing: A linear carriage-mounted saw traverses the full length of the roll, cleanly and consistently removing the remaining paper. No blades in the operator’s hands, and no manual force, instead the same result, every cycle.
• Guarding and containment: The cutting operation runs fully enclosed. The machine guarding systems built into the design mean no personnel are required anywhere near the hazard zone during operation, which is the point.
• Broke handling: Removed material and cleaned cores are managed through automated material handling sequences. The workflow is continuous. The area stays clear.
The result is a process that doesn’t vary with headcount, shift conditions, or operator experience. It runs the same way at 6 am Monday as it does at 11 pm Friday, which is exactly what a paper machine reliability program needs from a cleaning system.
The Solution: An Automated Cleaning System Built Around the Process and the People Running It
Applied Motion Systems engineered a fully automated core cleaning machine that takes operators out of the loop completely, not as an afterthought, but as the central design requirement.
Shown here is a basic system layout serviced with a single automated overhead crane. Operators deliver rolls to the stations at right and the crane cycles the rolls through the core cleaner automatically with finished clean cores available for pickup at the core rack.
Before we specified anything, we needed to understand how the cores actually moved through the facility, where the process broke down, and what the team maintaining the equipment would need from a system like this. That’s where the design started.
What we built integrates roll handling equipment principles with precision motion control and integrated machine guarding systems.
The Results: What Actually Changed
Operator injuries eliminated. Manual core slabbing – sharp tools, heavy broke, repetitive strain – was removed from the workflow entirely.
Core service life extended significantly. Because the automated saw cleans cores without the surface damage of repeated manual cutting, parent roll cores complete far more production cycles before retirement. Less waste, lower consumable spend, and a sustainability gain that compounds with every run.
Paper machine downtime reduction. A consistent supply of properly cleaned, structurally sound cores means fewer turn-up failures tied to damaged cores. More predictable uptime. Fewer unplanned stops. The kind of operational stability that’s hard to attribute to a single change, until you make the change and notice its absence.
Labor redeployed to higher-value work. The hours that used to go into manual core preparation could now go elsewhere. That’s a common outcome of well-designed industrial automation systems in paper converting environments, and it’s one worth naming plainly: the machine does the dangerous, repetitive work so people don’t have to.
The Saw Roll exterior shell is transparent in this view to reveal the saw carriage within that traverses the width of the roll to cut layers of paper from the spent roll. This configuration shows the Core Cleaner located over a broke conveyor that takes the paper that is removed from the core away to a baler or repulper.
This image shows the final cleaning station where the core is scrubbed by two pneumatically loaded scrubbing rolls.
About Applied Motion Systems
AMS is a systems integrator and machine builder. Our work is in motion control and industrial automation systems, across paper converting, web handling equipment, aerospace tooling, and applications most companies haven’t tried before.
We design with the future in mind by creating solutions that deliver enduring performance and reliability for decades. Our focus isn’t just on meeting today’s specifications, but on building systems that continue to serve operators seamlessly five, ten, and twenty years after commissioning, when the true worth of thoughtful engineering and quality manufacturing stands out.
If you have a process that’s wearing out your team or your equipment, we’d want to understand it.
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