Folding Thin Materials TRIZ Cases

Orthogonal contact sections minimize friction and surface damage while maintaining high-speed zigzag web laying productivity.

Constant acceleration deceleration prevents sheet rebounding against the stopper, resolving misalignment issues during high-speed knife folding operations.

An alignment roller contacts a sheet bundle during retraction from a stapler to overcome transport resistance and ensure reliable movement.

A pendulum conveyor system transfers diaper blanks between rollers using suction and restraining elements.

A folding pocket sheet stop displaces a diverting device to block the feed-in aperture using integrated mechanical motion.

Porous urethane coatings with a Poisson's ratio of 0.5 or less reduce tension differences and eliminate the need for additional gathering rolls.

A printing system divides post-process settings into independent units for entire and partial print jobs to enable flexible execution.

A folding machine transport device moves folded signatures using air flow and guide surfaces to resolve delivery direction constraints.

Coupled drive arms position reciprocating guides to form precise fold lines, preventing wrinkles and breakage during complex multi-fold operations.

A hollow tube adhesive tape dispenser uses an adjustable mandrel and exterior forming die to shape flattened tubular structures.

A sheet folding device press section integrates holding and pressing functions to execute additional folds on Z-fold sheets.

A tapered forming tool shapes material strips through a narrowing channel between spaced surfaces.

Vacuum drums and folding fingers coordinate to fold discrete items at high speeds, reducing waste and improving product quality.

A blade guide member shifts and rotates to align sheet ends with the nip portion of rotating bodies.

Upstream conveying force minimizes displacement at swing fulcrum, preventing buckling in bent paths.

A sheet transport apparatus uses a cam mechanism to switch paths between cylinders, equalizing mechanical states and reducing consumable part consumption.

A J-Z fold configuration compresses wide material sheets into narrow stacks using adjustable folding boards to maintain uniform layer distribution.

Rotating folding rollers synchronize with sheet throughput to eliminate sliding friction and prevent ink smearing on freshly printed paper.

A folding machine uses a movable guide to position flat material before creasing.

Drive controller slows or stops folding rollers while withdrawing the blade, preventing motor lockage and excessive current caused by high friction.

Differential conveying speeds between roller pairs prevent folded sheet displacement and ensure accurate trough or crest folding.

A sheet post-processing device uses a shift unit and pair of alignment members to position stacked sheets.

Replacing mechanical knife shafts with computer-controlled laser systems eliminates adjustment complexity and enables accurate perpendicular fold creation.

Variable diameter processing rolls produce different sheet lengths without exchanging multiple roll sets, resolving adaptability versus complexity trade-offs.

Mobile storage modules transport folded sheets along rails to resolve workflow inefficiencies in post-press processing.

An inclined compilation tray receives stacked sheets from a buffer unit, using gravity to correct sheet ordering for accurate saddle-stitch binding.

Tapered pressing rolls curl side regions inward to reduce stress at fold origins, preventing tearing during high-speed manufacturing.

Segmented suction roll removable portions allow external sealing member access, eliminating crane-assisted disassembly and reducing maintenance downtime.

A slidable pressure roller presses folded sheet sections to create strong creases.

Segmented valves on a folding wheel create uniform negative pressure, preventing paper drop during high-speed operation.

A sheet conveying apparatus uses a contact-release mechanism to move rollers apart during direction switching.

A sheet processing apparatus segments paper into small bundles for stable center-folding conveyance.

A vacuum-assisted oscillating roller replaces impact blades to maintain fold alignment precision and prevent deformation during high-speed conveying.

A lamination device joins document parts while applying folding force to create a cohesive security document.

Nested guide paths route paper through a single roller pair to resolve the trade-off between complex multi-fold configurations and compact device size.

Inclined sheet support stabilizes stacking to resolve buckling and curling issues during high-speed conveyance.

An automated folding system uses gripping elements and creasing mechanisms to process superposed sheet stacks.

Dynamic timing adjustment maintains pack quality at high velocities by varying the belt pathway through a movable guide.

An adjustable suction belt system shifts hole positions to change panel lengths, reducing machine complexity and downtime.

Inversion of folding process eliminates sheet deflection, resolving the contradiction between reliable folding and high processing speed.

Coordinating the pushing member and folding roller pair minimizes jamming risks when processing stiff or thick sheets.

A folding roll vacuum distribution system selectively activates suction holes to adhere paper sheets during interfolding operations.

A sheet stacking device uses an inclined stopper with high-friction anti-slip members to guide and hold stacked sheets securely.

A folding machine additional unit pivots downward on a horizontal axis to expose knife rollers for direct drive coupling.

Consolidating separate lubrication systems into a single oil chamber reduces installation space and maintenance complexity for rotating cylinders.

A protruding guide positioned between adhesive application lines prevents contamination of downstream device components and suppresses sheet jam occurrences.

A book document folding apparatus uses a secondary conveying device to fold documents transversely before lifting them into a receiving unit.

A sheet stack apparatus employs a holding member that moves in correspondence with an assisting member to support lower ends of sheets on a storage portion.

A rotary folding device stacks rigid creased tapes using elliptical trajectories.

Folding support panels reduce roll length to fit shallow shelves while preventing abrasion and creasing.