Welding/Soldering/Cutting Articles TRIZ Cases

A metal insert and expandable anvil let friction stir welding seal termination voids in thick aluminum workpieces without leak-prone plugs.

Single-pulse short-pulse laser dimpling forms surface structures on transparent materials while limiting heat buildup and preserving optical clarity.

Piezo-driven stress birefringence turns a deep UV transmitting element into a quarter-wave plate to cut chromatic aberration and improve processing resolution.

In-situ cryogenic spray after laser cladding boosts age-hardening aluminum surface hardness toward T6 levels without furnace solution treatment.

A low-roughness shoulder face in friction stir welding cuts friction and drag force, helping prevent surface cracks and premature tool breakage.

Resistance butt welding joins residual and new metal bars to avoid scrap and keep window and door frame reinforcing bar production continuous.

Rotating the laser across variable sheet gaps and matching filler feed to gap volume stabilizes steel butt weld strength and quality.

A low-oxygen, coating-free corona bond around the nugget raises tensile shear strength in 530 HV or harder spot-welded steel joints.

Partially overlapping dual laser beams maintain resin temperature during scanning, enabling strong additive-free welding with lower energy use.

A shaped laser beam with high- and low-energy zones improves carrier substrate lift-off while reducing damage risk to active areas.

A two-step UV pulse laser process deposits ablation products before drilling, cutting pulse count while preserving deep, high-aspect-ratio holes.

A diffractive optical element splits laser light into a main beam and surrounding auxiliary beams to reduce blowholes in aluminum welding.

Rapid friction creates a quasi-liquid interface and nanoscale amorphous layer to join dissimilar metals while minimizing brittle intermetallic compounds.

Alternating S- and P-polarized laser passes cuts thin semiconductor wafers while annealing defects to improve back-side die strength.

Laser output is adjusted from molten pool dimensions to keep valve stem build-up hardness uniform and improve wear resistance.

A mixed nanosecond and ultra-short pulse sequence cuts wafers faster while limiting micro-cracks, chip-outs, and die strength loss.

A ceramic friction stir welding tool with a large shoulder and TiN-coated probe boosts heat for thick steel plates while limiting heat loss and breakage.

Underwater or liquid-nitrogen friction stir processing strengthens aluminum plate end faces to resist delamination and cracking with lower material use.

Temporal laser energy modulation reduces thermal stress and cracking in transparent workpiece welding while enabling larger, more uniform weld seams.

A layered symbol display triggers feature play from preselected special symbols, adding variety to classic gaming without extra hardware.

Two superposed pulsed laser beams create regular nanostructures over large surfaces, avoiding complex lithography while keeping high uniformity.

A phase-shaped annular vortex beam extends depth of focus to drill dense, precise micro-holes in thick or stacked glass at high throughput.

A helical-groove tool switches rotation after insertion to control plastic flow, reducing burrs, defects, and welding load.

A two-lens beam expander corrects laser width before beam splitting, improving semiconductor layer crystallization accuracy.

Dispersed low-density laser beams create a penetrating weld pool in stacked metal foils while avoiding holes and tears.

Laser ablation creates a non-planar bonding surface in multi-piece golf club heads, improving adhesive joint strength under repeated impacts.

A tapered shoulder leaves a visible weld-surface mark, allowing friction stir spot welding tool wear to be judged without tool removal.

Modulated-depth breaking recesses improve metal-ceramic substrate separation accuracy while reducing transport breakage and thermal stress.

A movable beam attenuator adjusts laser energy by material region to keep trench depth uniform and reduce seal ring damage during dicing.

Opposing rotating tools on both strip surfaces improve plastic flow and temperature uniformity, enabling faster steel strip welding with fewer defects.

A DOE beam shaper with oversized circular beam input boosts corner energy, enabling precise quadrilateral holes with right-angled corners.

Surface-profile scanning varies laser fluence across SiC wafers to cut lapping time, abrasive use, and wafer loss.

Overlapped optical fields and sub-nanosecond laser pulses create uniform iridescence on large surfaces while masking junction zones.

By adjusting laser speed and power to fiber direction, this case reduces heat-affected variation and cut-surface unevenness in composites.

Controlling glass sheet thickness variation by hole angle and minimum width keeps tapered through holes dimensionally accurate across multiple holes.

Laser cutting forms parallel strips in aerosol-generating sheets with cleaner edges, less dust, and lower strand snapping.

A circular or elliptical laser path crosses overlapped plates in sequence to prevent molten metal blow-off and produce strong lap fillet welds.

A cold-sprayed Al-Mg-(Sc, Zr) barrier layer limits substrate softening during friction stir deposition on heat-treatable Al-Zn alloys.

Alternating loop and linear laser paths weld adjacent wire ends while avoiding gap irradiation, coating damage, and complex measurement.

Dynamic parameter conversion adjusts focus, gas pressure, and power by movement profile to improve corner cut quality and gas efficiency.

Controlled pressing and withdrawal let the harder third member form an anchor part, strengthening three-member friction stir joints.

A CVD diamond edge on a non-diamond electrode speeds wire heating, resists contamination, and greatly extends hot press welding life.

Pulse laser ablation removes edge films on rotating substrates in two passes, improving removal quality while limiting heat deformation and contamination.

Compensating laser focus delocalization in transparent semiconductor workpieces enables repeatable welding to opaque materials at the interface.

Calibration marks are cut and camera-measured on a moving sheet, keeping laser processing aligned without stopping production or wasting material.

Automatic program selection and feedback control keep torch position, gas flow, and pressure stable for cleaner cuts and lower fluid use.

Coupled process and machine models coordinate feed rate and nozzle spacing in real time to improve cut quality and reduce contour errors.

Ablative-layer laser transfer forms smooth crystalline metal nanostructures in roll-to-roll production without post-patterning steps.

Femtosecond laser glass-to-glass welding hermetically seals PV modules, cutting lamination time while avoiding encapsulant failure.