Needling Machines TRIZ Cases

See how axially segmented rings enable easy handling and mounting of structural shells while ac

A transverse stretching stage applies more force at web edges after needling to correct shrinkage, improve mass uniformity, and stabilize winding.

Angled wires on a perforated base drum keep spacing open for water drainage, reduce fiber jamming, and simplify hydroentangling drum manufacture.

Offset ringed rollers stretch a needlepunched fiber batt more at the edges to counter shrinkage, improve density uniformity, and ease winding.

Air outlets near the nozzle ports keep the water jet bundled and improve suction of spray water, helping prevent droplets from marking fabrics.

Air-laid or wet-laid carbon fiber webs with thermoplastic binder enable needle-punched preforms with higher shear strength and workable fiber volume.

Continuous helical fiber streams replace woven layers in brake rotor preforms, improving carbon matrix uniformity while cutting handling and cost.

Parameterized robotic needling paths and head orientation avoid collisions while forming non-axisymmetric textile preforms.

A stepped shaft with a slightly smaller guide section enables easier felting needle insertion while reducing needle board wear and bending risk.

Polymer-sheathed metallic needles form z-channels in fibrous preforms while reducing metal contamination and localized deformation.

Ceramic filament needles form z-channels in fibrous preforms without metallic particle contamination, helping preserve CMC integrity.

A manipulator-mounted fluid jet head enables localized 2D and 3D fiber bonding, improving design flexibility and reducing material waste.

Fiber entanglement forms non-linear seams that hold fill in place, cut garment process steps, and improve recyclability.

Angled high-pressure water jets consolidate and lift nonwoven webs onto a suction drum, reducing fiber washout and plant length.

A cross-flow headbox with turbulence generation distributes short fibers uniformly over a long-fiber layer in wet-laid production.

Paired right-angle needle plates punch both sides of angular preforms to improve density, shape regularity, and corner strength.

Through-thickness needling, stitching, or z-pinning joins composite preforms before densification, reducing joint stress and failure points.

Varying needle density, angle, and depth by interlaminar stress zone reinforces fibrous preforms for complex contours while limiting wrinkling and fiber damage.

Selective needle density, angle, and depth reinforce high-stress zones while unneedled areas retain flexibility and limit fiber sliding during shaping.

Accelerometers monitor stripper-plate vibration and trigger dust removal to prevent component breakage and line shutdowns.

A needling assembly compacts dry fiber preforms in situ, improving fiber density while reducing post-processing.

This composite preform process uses angled notched needles to improve cohesion and permeability while reducing fiber rupture.

Widening through-openings prevent fiber clogging and reduce flow resistance, ensuring longer maintenance intervals.

Inverting the conventional belt arrangement eliminates complex synchronization requirements while enabling reliable bonding of wet-laid short fibers.

Skewed nozzle axes create intersecting fluid jets that increase fiber turbulence and web strength without adding device complexity.

A jet manifold with a 5mm to 8mm annular gap promotes laminar flow around the deflecting element.

Adjustable rollers on an endless transmission element modify main shaft phasing in a needle loom drive system.

Reflective water jets push fibers against a patterned support to create distinct surface patterns on sided nonwovens.

Replacing needle punching with pneumatic air jets creates z-fibers in carbon materials, enabling high-performance C/C brake disk production.

Arranging semi-finished textiles in zigzag patterns before needle penetration reduces hole diameter and minimizes resin infiltration weight.

Arcuate mixing partition controls fluid flow streams to deposit gradient fibrous media on a rotating cylinder former.

A cylindrical suction box assembly divides its interior into separate chambers to apply distinct pressure levels for targeted fluid removal.

Replacing a deflection roller with a porous suction roller and integrated nozzle bars enables fluid jet needling without adding a separate unit.

Shaped water jets entangle fibers into arrayed rectangular holes, replacing complex weaving to lower production costs and time.

A dual-spray cleaning device treats both sides of a hydro-entanglement jet strip in a single pass.

Pneumatic needling displaces horizontal fibers into the z-direction, resolving trade-offs between manufacturing speed and fiber integrity.

Rotary bed plate and engagement members secure carbon fiber transport layers, eliminating brush maintenance delays and reducing part-to-part variations.

Segmenting water jets via a rotating aperture member creates visible patterns without expensive supports, maintaining bulkiness.

A needling head moves radially across an annular fiber preform to distribute needle penetration evenly.

Integrating a compacting plate upstream of water bars prevents fiber blurring and reduces system length while maintaining bonding reliability.

Rotating the second needle board pattern by 180 degrees eliminates alignment faults in non-woven fabrics while simplifying manufacturing complexity.

Resilient foam bases in needling machines ensure uniform depth and reduced density, enabling rapid carbon matrix infiltration without delamination.

A needling machine uses a monitoring device to track needle positioning relative to hold-down and support structures.

A portable felting device uses a motorized oscillating needle to felt fiber materials with precise manual control.

Elongated holes in the support table enable higher needle density without reducing structural strength.

A needling head shifts a fiber layer between steps to prevent needle re-entry into existing holes.

Graphite needle-punching aid reduces fiber friction while preventing toxic emissions from organic binders at high temperatures.

Dual eccentric shafts enable straight or elliptical needle bar motion without extra guides, cutting manufacturing costs.

Needling staple fibers on a bristle brush creates dimensional stability and high tenacity while reducing manufacturing costs.

Optical encoders replace mechanical toothed clutch sensing to resolve the contradiction between robustness and angular offset precision in needling looms.

An oscillating conveyor orients needles mechanically, eliminating slow image processing and reducing device complexity for faster needle board fitting.