Metal Working Apparatus TRIZ Cases

Intermittent powered pulling replaces pry bars and rivet guns to remove stuck fasteners faster while reducing surface damage and user risk.

Coil-spring-supported belt engagement removes pallet-belt gaps, improving positioning accuracy and shortening conveyance time.

A self-centering drill jig uses locking geometry and centering attachments to align handle mounting holes quickly and repeatably.

Clamping and positioning overlapping plates before electromagnetic impact keeps high-lock bolts aligned and improves interference-fit assembly.

A shuttle-fed mandrel and vacuum delivery path automate tangless coil insert loading to reduce pitching errors and cross-threading.

Hydraulic force and a segmented column assembly help extract heavy, rusted machine pins while keeping setup and positioning manageable.

Real-time imaging during laser line processing tracks position shift and line expansion, improving dividing-line accuracy with less switching time.

A stacked blade-side member joined to a single-material spine cuts material cost while enabling curved grinding and polishing patterns.

Compressed air and sealed suction evacuate drilling chips during assembly, preserving bore alignment and avoiding disassembly for cleaning.

Opposite-rotating rough and fine boring inserts remove torn and folded material, delivering honing-like cylinder bore finishes with less time and energy.

A positive-pressure purge-gas shroud keeps laser optics clean while pushing plasma plume, fumes, and effluent away from the beam path.

A self-locking helical gear and toggle lever let a handheld punch reach U-shaped metal profiles and deliver high force with less effort.

A stepped protective member and sidewall geometry reduces skin bulging, helping the blade cut hair smoothly with less irritation.

Adjustment screws in a drive housing flange simplify lifting rod alignment and improve substrate handling accuracy in vacuum process chambers.

Contact sensing automates tool holder cooling start and stop, improving timing accuracy, safety, and throughput in shrink-clamping stations.

Nested clamping blocks and blocking parts keep two workpieces aligned while reducing moving parts for direct assembly into a third component.

Aligned workpiece and machining-unit interfaces enable modular reconfiguration, multi-side machining, and lower machine base complexity.

A compensating shaft-hub coupling cuts friction under high torque, reducing wear and keeping screw feed force more stable.

A spring-loaded holder and adapter projection give clear visual feedback on correct workpiece attachment, improving cutting position accuracy.

Monitoring torque, speed, and feed force against smoothed values helps detect hole-to-thread transition and prevent thread damage.

A conical applicator, separating jaws, and quick-release sleeve enable precise multi-part seal placement with faster seal-size changeover.

A smaller substrate holder, recessed structure, and adjusted laser positions prevent holder damage during eccentric wafer separation.

Separating kitting from overhead conveyance cuts setup change and component replenishment time in substrate production lines.

Uniform cell wall thickness and boundary control improve foam compressibility and durability while keeping cell distribution manufacturable.

A movable main body linked to the actuating element cuts clinch joining approach and clearance time while reducing control effort and energy use.

A rotating magazine and torque tool automate bolt, nut, and clip fastening to cut transfer interference, defects, and labor.

A wire spring boosts tape support at the pickup position, preventing depression and tilt that can disrupt component adsorption.

Integrated metrology and feedback control link process steps to measured deviations, improving workpiece quality with less delay.

Rotating blades clear cured adhesive from photovoltaic assembly corners, improving frame fit, assembly stability, and reliability.

Downward compressed-gas flow and guide recesses keep light conductive balls aligned with mask recesses for faster, more uniform mounting.

Axially guided sealed plungers and a variable-pressure pad spread force evenly during diffusion soldering, preventing pressure peaks and uneven joints.

Adjustable guides and a travel distance sensor help an automatic beam punch fit varying beam sizes and place holes more accurately.

Movable guides, stop plates, and a drill bushing align cabinet doors and drawers for accurate hole placement without manual marking errors.

Material-removal grooves thin the cutting teeth for closer hair trimming while tooth protrusions protect skin and improve comfort.

A removable spacer sets the actuator-member gap precisely, improving electromagnetic force accuracy and vibration feedback consistency.

A rotatable spindle support and motorized headstock-tailstock pairs expand machining flexibility while enabling synchronized multi-piece turning.

Synchronized lowering and rotation align the thread engagement means with bolt threads, cutting friction, errors, and thread damage.

Adaptive feedforward compensation uses measured curvature, roller position, and wire speed to improve wire straightening accuracy.

Laser irradiation is positioned from measured substrate eccentricity to enable uniform peripheral trimming of bonded substrates.

Segmented fastener pockets and a guide rail cut supply time and device volume while enabling reliable automatic assembly in tight spaces.

Spring-cushioned rollers absorb shock while applying controlled edge force, helping bond borderless display screens to frames without damage.

A modular hinge tab with a ball detention pin spreads pull forces to reduce cracking, reuse tabs, and handle different dent sizes.

A load-path-profiled planar blank is bent into a non-planar bracket, cutting material waste while keeping load-bearing strength and repeatable quality.

A deep-drawn seamless needle with a tapered lumen and Ra≤1.0 μm inner surface cuts pressure loss, stabilizes flow, and reduces blood cell damage.

Angled drilling, cutting, and bending form conical perforations that improve flow and reduce bacteria and residue buildup on plate edges.

Simultaneous axial and radial compression calibrates and compacts sintered parts with less cracking, shorter processing time, and higher accuracy.

Section bars form restraint elements on a laminar base so 3D-printed filling material resists slippage without honeycomb adhesives or thermal stress.

Curved convex-concave blank edges enable free bending of high-tensile steel while suppressing top plate and flange cracking.

A glass lubricant coating and bonded insulation help hot-forged Ni- and Ti-alloys retain heat, reduce cracking, and keep forging efficient.

Hot-pressing a sulfur-alloyed lead-free copper composition reduces porosity and improves corrosion resistance for pressure-tight metal components.

A cutter head actuating element connects to a U-shaped adjusting element on the lower blade.

A shaving razor cartridge uses a handle receptacle with funnel-shaped walls to secure the pivoting head.

Segmenting the spring element into two rates resolves reliability issues when lifting diverse materials in punching tools.

Segmenting movement into two independent axes allows the blade unit to follow body contours without disengaging from skin during shaving.

Plasma heating drives silver diffusion into copper grain boundaries, preventing oxidation and ensuring storage stability for conductive pastes.

Non-radial channel recesses in a slicer blade reduce circumferential friction to prevent slice twisting without alignment belts.

An adjustable trimming mechanism uses a motor and pull rod to shift the cutter position, resolving fixed angle limitations in banding machines.

A scissor handle tilts its contact face via a recessed hole, resolving the trade-off between grip comfort and structural durability.

Segmented asymmetric bevels resolve the sharpness-strength trade-off, reducing cutting force while maintaining edge durability.

Segmented color-coded layers in a razor cartridge indicate consumption progress, resolving the trade-off between manufacturing complexity and user visibility.

Parallel guards and a central guide direct cutting blades along a fixed path, preventing accidental skin contact during ring removal.

Segmented guard bar grooves with deep and shallow sections guide hairs and distribute shaving aid.

Delayed cooling prevents skin irritation during intermittent use while minimizing energy consumption through controlled post-operation operation.

Convergent recesses guide the coupling head into the cavity, preventing misalignment and hair accumulation during reassembly.

Forms elongated holes and bending notches in connection walls to prevent claw breakage during manufacturing.

A bladeset guiding system maintains moving blade parallelism during length adjustment via taper lever actuation.

Nested handle linkages reduce punching effort for thick paper stacks while maintaining compact storage.

Drive motor reverses cutting blade to safe upper position after protection device interruption, preventing secondary injuries and reducing device complexity.

A two-part molded plastic trimming tool uses an adjustable heel to set blade length for precise carpet edge cutting.

An oblique cutting trajectory extends the blade engagement length, distributing heat and wear to maintain sharpness during polymeric tubular member processing.

Motorized pulldown rods replace manual wrench adjustments, reducing knife change time while maintaining precise positioning.

A razor cartridge uses color-coded blade location indicators on its outer housing to visually guide users during shaving.

A hair clipper guard element uses a tapered annular wall with a reduced inner flange diameter to increase structural stiffness.

A blade saver device houses dulled circular blades within a segmented holder to enable safe thread cutting operations.

Thermal insulation between the heater bar and ambient air maintains blade temperature, preventing rapid heat loss during shaving.

Merging shaving and trimming functions into one handle reduces device complexity while enabling precise hair length control.

A shaving razor biasing member produces progressively increasing return torque to force the cartridge into flat contact with the skin.

Phosphorous and silicate coatings on iron particles reduce core losses while maintaining high saturation flux density.

A single-piece die with a through-hole prevents burr formation during tube end thickening while allowing easy removal of the processed workpiece.

A machining station uses a rotating base to position operating units around a robotic arm for flexible part processing.

A pulley removal system uses tapered jaw members with hooked tips to engage flanges on various engine models.

A disposable hair removal device uses a hollow handle to store and expel fluid through open-celled foams for direct skin application.

Segmented housing halves allow radial pipe insertion while rotating blades ensure straight cuts aligned with corrugation crests or troughs.

A razor cartridge separates inlet and discharge portions for shaving aids using a diaphragm valve mechanism.

Motorized rotary cutters with closed-geometry apertures shear hair against a fixed blade, reducing manual force and nick risks.

Synchronously adjustable circular knives eliminate staggered cuts and product twisting in meat processing.

An actuator moves a slide member to disengage a blade assembly, reducing maintenance time by automating the release process.

A combined guide and support element uses roller elements to move the carriage on a disc cutting machine.

Removable cap and cutter assembly isolates cut-off hairs from gear wheels, preventing contamination and jamming while simplifying cleaning.

A magnetic powder structure uses inorganic insulating particles to attach secondary soft magnetic metal particles, creating a composite material.

Auxiliary tool maintains compressed disc springs to resolve interference between side gears and pinion shaft holders during differential assembly.

Segmented snap-fit covering members decouple from the base structure, resolving the trade-off between structural stability and user customization ease.

Replacing mechanical fasteners with a magnetic connection eliminates buckle wear and simplifies cleaning of the shaver cutter head.

Dynamic clamping devices lock paper rolls during cutting to ensure precision, then open immediately to reduce blade heat and extend tool life.

Dynamic mandrel speed control reduces axial plastic flow, creating compressive residual stress that improves fatigue life in metal apertures.

A folding knife blade securing structure uses a segmented groove and inclined guide surface to clamp the pin firmly in place.

A cam rod pivots and translates a clamp to secure slicing machine knives with precise radial positioning.

Offset split blade housing prevents debris accumulation on pinion gears, reducing heat buildup and vibration while extending component life.