Welding/Soldering/Cutting Articles TRIZ Cases

Rotatable wedge lenses align dual laser beams for better overlap on amorphous silicon, cutting energy loss and improving polysilicon formation.

A stepped seal shifts friction stir welding voids away from stress concentration zones, preserving cooling unit joint strength and crack resistance.

Short-pulse laser marking creates durable rubber stopper characters without foreign matter, deformation, or smearing after cleaning and sterilization.

Short- and long-wavelength lasers split piercing and cutting tasks to improve absorption, processing quality, and material versatility.

Automatic regulation of oxygen, fuel gas, and blowtorch motion improves flame-cut quality, cuts fluid waste, and detects cutting anomalies.

Controlling elongation between softer and harder metal layers during roll bonding limits warping and preserves laminate flatness.

Beam splitting, image inversion, and homogenization make laser annealing more uniform, improving polysilicon crystallization for display TFTs.

Integrated imaging monitors part position and weld conditions in ultrasonic welding, improving weld consistency while reducing operator dependence.

Different interface pressures and insert material suppress brittle intermetallics while producing strong dissimilar metal solid-phase joints.

Pressurized molten aluminum breaks oxide films and exposes fresh alloy surfaces, enabling strong joints in complex 3D aluminum shapes.

A workpiece marking links measuring and processing coordinates, compensating cumulative positioning errors and image distortion.

Upstream cameras generate cutting commands from printed outlines in real time, avoiding alignment pauses while keeping sheet cutting accurate.

Phase-modified focal lines create high-angle defects in transparent workpieces, enabling dust-free glass separation with stronger angled edges.

Dual AOD beam steering maintains beam velocity, power, and dosage for precise high-speed laser ablation with lower thermal side effects.

Measured spot contours guide scanner motion so elliptical laser beams can form accurate wafer holes without shape distortion.

Standard deviation of reflected beam signals reveals burning defects in thick-plate laser cutting before cut surface melting worsens.

Pulsed laser peening controls residual stress at the coating interface to prevent peeling, improve chipping resistance, and extend tool life.

Dual-beam spiral laser welding stabilizes the keyhole, releases entrapped gas, and limits spatter for stronger metal sheet joints.

Combined laser grooves and nearby thermal shock zones minimize magnetic domain size, reducing iron loss without sacrificing magnetic flux density.

A pulsed laser creates an internal separation layer in GaN ingots, enabling wafer release at controlled depth with much less slicing waste.

Electric current feedback detects probe entry into the first metal, enabling stable dissimilar metal welding despite plate thickness variation.

Sequentially stronger concentric bonds let a liquid lens seal fail at a shared burst pressure, protecting the substrate from catastrophic breakage.

A thin diffusive interlayer dissolves oxides and asperities, enabling strong refractory metal bonds at lower temperature and pressure.

A core-ring laser beam stabilizes deep welding of aluminum corner joints by easing gas escape, cutting spatter, and improving seam tightness.

Laser-heated Ti-N connection zones let resistance spot welding bond TiN-coated titanium parts without losing coating protection.

Overlapping ultrashort laser fields and varied polarization create uniform iridescent stainless-steel surfaces with less visible junction zones.

Pulse laser oxidation creates metal oxide clusters that enable precise, strong thermoplastic-to-metal bonding without adhesives or rivets.

Injecting the second metal near its liquidus preserves the oxide film, avoids brittle intermetallics, and strengthens dissimilar metal joints.

Deep laser focus and a larger nozzle gap raise thick-plate oxygen flame cutting speed while maintaining cut edge quality and reliability.

A fixed multi-angled reflector redirects a stationary laser beam around a tubular workpiece to deliver consistent 360° welds with minimal setup.

A stainless steel barrier enables ultrasonic aluminum joining plus spot welding of steel, creating strong automotive joints while blocking corrosion.

A stationary, suction-held substrate and moving ultrashort pulse laser create precise breaking lines with less cracking and more uniform separation.

An undercut depression and pressed collar lock solder platelets into a metal sheet, preventing loss during transport and vibration.

A flat-surface stirring pin joins lap and butt sections while limiting plastic material flow, reducing load, and enabling thinner metal members.

A two-pin rotary tool stabilizes the auxiliary member and guides the weld path to prevent metal shortage and preserve joining strength.

Controlled laser ablation surrounds optical defects to isolate shorts while avoiding overlap energy that can create new electrical damage.

Closed-loop cutting and dummy-area peeling keep OLED display cells protected from impurities while enabling easier scribing and lower defects.

A phase-shaped laser focal column forms arbitrary defect paths in transparent workpieces, enabling faster, lower-cost complex apertures.

Rotating prisms steer and focus the laser to improve machining precision while limiting the heat-affected layer with a simpler optical setup.

A single bonding head combines resistance welding and friction stir action to join layered dissimilar metals with stable strength and less equipment.

A tapered stirring pin and gradual insertion improve liquid-cooled jacket joints by reducing cavity defects, heat buildup, and alloy mixing.

A diffraction-shaped linear laser beam traces a circular path to form larger display-panel holes with even cross-sections for camera or sensor integration.

Indirectly heating the trailing melt pool extends weld length and stabilizes laser welding, reducing spatters, holes, and cracks.

Multiple partial ultrashort laser beams ablate only the separation line, improving cut precision while avoiding overshoot and holder damage.

Phase-shaped focal arcs create curved defects in transparent workpieces, enabling faster, cleaner separation of glass with non-planar edges.

Acute-angled sidewalls and rounded depressions guide material flow to form smaller, reliable ultrasonic welds with less burr and substrate stress.

Main and sub-beam laser shaping keeps the weld pool molten longer so trapped voids can escape before solidification, improving joint strength.

Laser-made grooves and nearby thermal shock portions shrink magnetic domains in grain-oriented electrical steel for stable iron loss reduction.

A masked substrate in contact with etching solution enables faster laser hole formation without sacrificing hole quality.