Webs Handling TRIZ Cases

Resilient spacers fill gaps between the mounting plate and wound roll, preventing telescoping damage and eliminating cardboard spacer costs.

An adhesive receiving means prevents contact roller contamination during automated roll changes by using an intermediary transfer device.

Adjustable pressing device accommodates dimensional variations in winding cores to prevent web material breakage during high-speed rewinding operations.

A wind-up system uses a pick-and-place member to transfer a strip leading end onto a liner within a guide area.

Replacing on/off sensors with a vision system eliminates oscillations during roll unrolling by providing continuous positional data.

Segmented nozzle arrays orient adhesive lines along tubular cores to prevent paper soiling while maintaining strong bonding capability.

Fluid flow guide member creates Coanda effect to prevent wrap-around and eliminate adhesive waste.

A spool holder mounts to a scissor lift to unwind rolled sheet materials along vertical surfaces.

Adjustable hydraulic tensioning maintains stable contact pressure between the oscillating lever and force sensor during continuous web winding operations.

An expander roller reverses film webs by shifting defects and adjusting axis angles, removing cuttling to maintain winding quality.

A flexible rubberized cover compresses through a tape roll center to sandwich and protect edges from floor dust and moisture contamination.

Rotating the mandrel during extraction reduces friction against the paper coil, preventing roll damage while lowering required force.

Movable winding rollers dynamically follow core movement to resolve winding accuracy issues caused by fixed-axis configurations and material variations.

A winding device uses multiple conveyor belts to maintain consistent tension during material rolling.

A swivel receiver holds a film roll axle in vertical alignment, reducing contamination and space requirements during unrolling.

Heat sealing replaces adhesive tape to eliminate solvent contamination while maintaining continuous production flow.

Integrating a speed feedback loop into torque regulation enhances damping and reduces vibration in web winders.

Receiving unit positioning means align cores, resolving productivity complexity trade-offs.

A gripping device with a friction surface forms a web material loop, enabling automated reel edge preparation while reducing module complexity.

A coaxial motor-generator and mechanical brake unit manages reel tension.

Helical winding of a tear-off tape anchors the nonwoven web to the core, replacing complex cutting mechanisms that fail with heavy materials.

A tension control device uses a movable air turn bar to press a web, adjusting force based on conveying speed schedules.

A buffer storage mechanism locks fluid volume via a control valve to reduce pressure, preventing abrupt register movement during material tears.

A movable second roller adjusts position along a circular arc to maintain packaging web tension during winding operations.

A symmetric cutting device joins two bands end-to-end using simultaneous transverse cuts and adhesive tape application.

An air cushion spreads low basis weight webs without contact, eliminating wrinkles and dust generation during winding.

Replacing laser sensors with redundant encoders prevents machine failures caused by sensor cleaning requirements.

A regulating mechanism constrains the sheet end section on a suction holding member while tension applies, preventing position drift during roll joining.

Biased buttons retract during loading to accommodate varying roll widths, then extend to lock the roll in place without manual tools.

Elastic support in the rewinder pad roller controls glue application speed, preventing spreading during final flap bonding.

A four-roller rewinding machine segments winding cradles and uses differential speed to sever web material.