Laser Beam Welding Apparatus TRIZ Cases

A light-absorbing layer with fine carbon black blocks UV during cover-layer laser cutting, protecting bendable display internals.

Forward-side cooling and gas ejection cool the laser weld molten pool while clearing fumes from jigs to maintain welding quality.

Rotating a wedge prism and Dove prism enables finer incident-angle control and more reproducible circular laser beam trajectories.

A removable gauge on the robot-mounted laser head enables precise focal position adjustment without complex scanners or slit-pinhole setup.

Variable laser weaving increases heat input at trajectory ends to balance thermal distribution and improve gap-filling weld bead shape.

Continuous web indexing and alternating dual-strip laser passes cut step-and-repeat downtime while maintaining tight tolerances.

Dual light spots and image capture at different distances let a laser processor detect workpiece thickness and set focus automatically.

Camera-based MTF clarity monitoring identifies contamination on a laser protective glass panel and signals replacement before defects rise.

Actuatable inlet and outlet barriers create laminar gas flow that clears weld vapor and particles without turbulence-induced defects.

A centrally placed hood nozzle creates layered gas flows that keep processing particles off protective glass and preserve laser transmission.

Contactless marker sensing tracks a flexible fluid line inside machined hollow structures to prevent slippage, cracking, and flushing errors.

LiDAR distance gating lets a rust removal laser fire only within a set target range, reducing unintended irradiation in confined spaces.

Measured first-pass laser etching guides a second pass to improve organic layer alignment, depth control, and display substrate workability.

A focused machining beam forms a trough before final separation, creating chamfered edges while reducing oxidation and post-processing.

Wavelength-specific photodetectors separate return light from vignetting light to detect laser head abnormalities and prevent processing defects.

A three-zone laser power pattern seals plate gaps during welding, preventing holes while stabilizing the molten pool and reducing spatter.

Centering the hood nozzle creates layered gas flow that limits particle adhesion on protective glass and helps maintain laser beam intensity.

An extension jig creates a stable laminar water film near workpiece edges, enabling uniform laser peening on small or full-surface parts.

Focal point oscillation shapes high-power laser beam spots without extra optics, improving cutting-edge energy input and beam flexibility.

A recessed polarizer edge sealed by functional layers cuts external light reflection and blocks moisture ingress in curved display corners.

Real-time detection of irradiation changes lets the control unit adjust laser power or position to limit harmful reflections and keep treatment stable.

A roof reflector splits one 2D laser scanner across two workstations, cutting idle time during workpiece loading and unloading.

A pivoting drum and robot-positioned irradiation unit improve bulk part mixing, alignment, and surface treatment quality during loading and processing.

Sequential low- and high-power laser cutting defines display panel holes more precisely while reducing layer damage during manufacturing.

Coaxial sensing of process light detects laser misalignment and triggers rapid emergency shutdown without complex laser-tight housing.

Paired wedge prisms steer and focus the laser to form sub-0.05 mm arcs and curves without galvanometer motor stress or distortion.

A two-stage optical layout creates an intermediate focus above the workpiece to drill deep holes with steep or vertical flanks.

Automated static and dynamic calibration aligns a coherence imaging beam to the processing laser using marks or process radiation.

Mechanical scribing with force and electrical feedback isolates perovskite thin-film PV cells precisely on flexible substrates at lower cost.

Spatially resolved cut-edge imaging infers laser focal position from gap width, enabling online regulation for stable cutting.

Orthogonal liquid flow clears particles and cavitation bubbles from the laser path, improving cutting quality and enabling larger workpieces.

Repeated 2D laser ablation paths build thick-material cuts with higher precision and efficiency while limiting thermal damage.

A beam expanding optic widens the laser focal point to spread heat like arc welding, improving weld quality and ease of use.

Sulfur-containing polymer particles with metal oxides enable dark, sharp laser marks on polyamide and polyester while limiting foaming and odors.

Oblique inspection laser scanning toward the emission point boosts return-light change, enabling more accurate defocus correction before welding.

Real-time resistance measurement lets SiC laser processing adapt to local impurity variation, improving uniformity without extra inspection steps.

A Nd:YAG laser paired with adjacent suction and HEPA filtration removes asbestos cover layers while keeping fiber concentration below TRGS 519 limits.

A split laser beam melts the thick plate corner first, then joins it to a thin plate for a smoother weld with lower equipment cost.

Different process gases let one laser cut plate or tube workpieces, then round, chamfer, or countersink edges with less manual finishing.

Ultrashort pulse lasers machine fully sintered zirconia by forming internal shapes and cleavage sites, cutting time and shrinkage-related errors.

High-transmission OLED color filters let 900-1200 nm laser light reach bright spots, improving repair yield without harming display function.

A two-stage laser setup preheats the workpiece before melting, cutting spatter, dross, and thermal stress in optical machining.

Multiple controlled laser beams cut display mother substrates into cells while avoiding pad damage and preserving functional portions.

Distance and contact checks gate robot motion and laser emission, preventing unintended beam direction during automatic processing.

Laser-formed filter openings match split beam paths, enabling flexible interference pattern generation without precise alignment or filter replacement.

Pulsed laser scanning with galvanometer positioning improves concave feature accuracy while limiting heat impact on metals and CFRP.

Measured facet positions let the scanner compensate polygon mirror misalignment and keep laser irradiation accurate at high speed.

Multi-angle process imaging and polarization filtering detect burrs, scoring, and slag in real time across the full cut thickness.

Future axis position estimation lets a laser plotter use industrial buses while keeping laser firing synchronized with motion.

Nonlinear laser absorption in curved effective areas forms precise substrate separation surfaces without mechanical stress or polishing.

A mask and focusing module split pulsed laser energy into aligned spots, improving micro LED transfer accuracy, throughput, and energy use.

Optical sensors track workpiece motion during transport so laser timing and beam deflection can be corrected to prevent spatial deviations.

A sliding enclosure filters reflected laser beams, isolates smoke, and supports heat dissipation for safer, cleaner laser processing.

A laser-formed nozzle outlet improves gas eddying and vapor removal, enabling faster cutting of thicker materials with better cut quality.

Ultrashort pulse laser selectively removes a reactive anti-reflection layer to create visible spectacle lens marks without damaging underlying layers.

A tab plate guides laser melting along a steel crack to remove it evenly without through-hole drilling or burn-through.

Balanced shielding gas channels and suction remove welding spatter while preserving weld pool fluidity and stable Cu welding quality.

Two-pass scanner laser machining combines perpendicular roughing and tilted finishing to control hole taper with high removal rates.

An angled plate beam splitter and numerical correction enable accurate high-energy laser spot and intensity measurements without sensor damage.

A diagonal 2×2 RGB pixel layout separates same-color emitters to suppress color emergence and improve display resolution.

Grooved modified light-emitting layers create safe laser drilling zones, preserving pixel area, emission uniformity, and display lifespan.

Sequential laser pulses with different beam profiles seal micromechanical ventholes while reducing surface asperity and seal stress.

A segmented low-vacuum welding zone suppresses plasma and metal vapor, enabling deep thick-plate laser welds with fewer defects.

Sensors detect weld porosity and adjust fume suction in real time to preserve shielding gas and improve weld quality.

A mode-switching vibration mirror diverts unstable startup pulses and focuses only stable laser energy for more reliable processing.

Time-varying beam redirection and segment mixing smooth line-beam intensity defects caused by interference, defects, and contamination.

Pulse light through aligned mask openings removes functional layers only in non-pixel regions, cutting side leakage current and process time.

One-step femtosecond laser processing forms compressive stress and micro-nano surface structures to resist combined fatigue, wear, and corrosion.

A moving gas nozzle tracks laser irradiation to blow spatter from processing grooves and maintain welding quality and strength.

Overlapping spiral cladding tracks reduce surface waviness at high laser power, preserving productivity and minimizing post-grinding.

A dual-core fiber tapers one laser beam while keeping a surrounding beam active to smooth the endpoint and reduce crater formation.

Deep, narrow laser welds and spacer placement keep clad plates in tight contact, preventing poor bonding and rolling instability.

A foot pulse creates low-density plasma before the main pulse, enabling deep residual stress control while preventing surface burning.

A diffractive optical element shrinks the laser spot to 0.3 mm or less, limiting intermetallic compounds and improving peel strength in dissimilar metal welding.

A servo-driven mirror adjusts laser field of view on moving web lines without web-path changes or refocusing, improving cut accuracy.

High-power laser saws project the cut path and auto-adjust to material features, enabling precise multi-angle cutting with less scrap.

A preliminary laser pass measures beam intensity distribution to judge workability before product processing and avoid wasting workpieces.

A mounted camera detects lines drawn on the workpiece, letting the laser process them directly and eliminating scanning and software setup.

Different laser powers cut rigid layers and adhesive stacks separately to form precise display holes while limiting panel damage.

Internal laser focus positioning and a divergent nozzle enable stable thick-plate cutting without ring-beam optics, reducing defects and contamination.

A two-step laser weld remelts only the upper plate to repair defects while avoiding lower-plate shrinkage, cracks, blowholes, and leakage.

An obtuse-angle mixing chamber and feedback control maintain precise nitrogen-oxygen ratios without reservoir purging, cutting downtime.

A transmission-inhibition liquid and transmittance sensor stop laser emission when shielding drops, preventing beam leakage with simpler structures.

Voltage-triggered scanner position feedback returns the beam head to a reference point, reducing overcurrent risk during restart.

A swirling gas flow clears light-blocking liquid from the laser path, suppressing intrusion and improving machining quality.

A small nozzle opening and focus set above the nozzle improve thick metal cutting quality while limiting edge heating and melt.

Low-height nanojoints keep laser-cut sheet parts stable on the support, then allow fast separation without extra piercing or edge damage.

A shallow-angle convergent-divergent nozzle keeps cutting gas supersonic over longer standoff distances, improving cut quality and reducing collision risk.

An added low-power end beam reheats weld ends to round sharp edges, suppress undercuts, and preserve throat thickness.

A laser-etched cathode opening with body and edge portions improves display transmittance while limiting electrode upturning during encapsulation.

A cylindrical lens pair adjusts laser spot count and spacing in real time, improving welding quality across different workpieces without component changes.

A beam shaping unit splits laser energy into multiple intensity patterns to speed workpiece processing while limiting heat buildup and quality loss.

Adaptive optics reshape interfering laser beams to correct aberrations and tune period progression for precise material structuring.

A lateral relay captures returned process light outside the main beam path, reducing laser head space, weight, and optical design constraints.

Inert gas injected into the optical path hole forms a stable shield that pushes metal vapor away from the laser transmission window.

Image-based autofocus measures laser processing mark diameter to correct focal position automatically, reducing downtime and preserving machining quality.

Adjustable secondary air inlets and mapped flow control reduce dead zones and keep weld plumes steady during laser welding.

A hollow-core fiber preserves ultrashort laser beam quality, while divergence control and beam shaping create an elongated focal zone for precise material processing.

Sheet-shaped airflows crossing the laser path at multiple positions clear spatter and fumes, improving welding precision without extra dust collectors.

A textured PCBN tool insert improves coupling in friction stir welding, cutting wear, fracture, and welding force for high-melting metals.