Metal-Working Apparatus TRIZ Cases

A hair cutting device uses a selection device to switch between continuous and stepped longitudinal offset adjustment modes for blade elements.

A retractable utility knife blade carrier uses a control pin and guide track to toggle the blade between retracted, deployed, and replacement positions.

Laser measurement of slitter blade carriage positions updates position sensors, eliminating tuning runs caused by blade edge wear.

A water jet guided laser system directs a beam through a high-pressure cylindrical water column to machine precise microparts.

Replacing mechanical pistons with pneumatic compression reduces device complexity while maintaining production continuity for consistent portion sizing.

A monolithic dual-latch mechanism integrates latches and an integral connection to transmit movement efficiently.

A vacuum transfer roller uses a movable screen cover to adjust the effective hole pattern for precise material section transport.

A decentralized electrical control box integrates multiple lathe peripherals into a single tested subsystem.

A spring-biased clamp secures an alignment string between bricks to maintain precise masonry positioning.

Sequential cutting passes prevent bending and tearing of bound material edges while maintaining operational efficiency.

Height adjustment enables specific placement patterns while simplifying transfer to transport devices.

A reciprocating cutting tool mechanism swings an edged blade at high speeds using angled guide links.

An inverted actuator layout paired with a lever-connected lock allows rapid blade deployment from the pocket clip end, eliminating manual repositioning delays.

A transverse crankshaft mechanism drives connecting rods to apply precise punching forces across deep-drawn plastic strips.

Radially displacing holding tools on a tool ring transmit pull-off forces via a hydraulic link drive for wheelset bearing removal.

A segmented blade guide maintains parallel alignment between moving and stationary hair clipper blades.

Segmentation and dynamics principles enable a force-sensitive coupling that separates a blade cartridge during falls, preserving component integrity.

A shaving cutter assembly uses a deformable mounting structure to isolate welding stresses from precision cutting blades.

An offset gas outlet nozzle surrounds a liquid jet with a stabilizing gas stream, extending coherence length and preventing turbulence disruption.

A mold separation device employs a spinning blade to scrape off spilled glue, preventing recesses and uneven coating caused by manual blade insertion.

Fixed blade grooves act as mediators to absorb stress and prevent warping, maintaining cutting productivity.

A conduit connector uses a spring-loaded tang mechanism to secure junction box connections without tools.

A portable electrochemical discharge machining apparatus uses a sealed electrolyte holder housing and protruding tool electrode for manual operation.

Cam-driven drums rotate to expose and sharpen the razor blade, extending longevity without manual maintenance.

Friction-based blade retention eliminates obstructive clips, restoring skin surface visibility while maintaining secure attachment.

An angled eccentric bearing drives an oscillating drive tip to maintain continuous contact, while front motor housing dampers reduce vibration transmission.

Centrifugal force orients elongate food products in an annular impeller, enabling automated longitudinal slicing without manual handling.

Rigid cable routing through guide channels prevents mechanical stress and crushing damage to load cell connections during movement.

A cutting device adjusts the angle between blades to produce clean edges on coated electrode strips.

A cutting apparatus generates outer line data to separate patterns from surrounding material using a minimum boundary frame.

A mobile post punch machine uses alignment wheels to maintain a constant offset between hole locations and vehicle running surfaces.

Rolling engraving rollers replace pneumatic markers to resolve low efficiency and unclear results in forged aluminum alloy wheel manufacturing.

A rotatable trimmer unit selects one blade assembly from multiple configurations while uncoupling inactive blades from the drive output.

Optical detection determines the exact cutting position for each leek, enabling a water jet cutter to sever roots without blade dulling or contamination.

A belt skiver mechanism with upper and lower blades separates conveyor belt surface layers simultaneously.

A razor handle integrates a pump and reservoir to dispense shaving aid directly onto the skin.

An elastomeric linear seal contacts the razor blade to prevent debris accumulation in the intermediate structure gap.

A multi-blade food slicer divides cutting tasks into three simultaneous actions to produce uniform sections.

Contoured leaf springs and semi-spherical rollers guide the anvil strip, reducing oscillations and preventing material entrapment during jam-ups.

Segmented rigid core and flexible elastomeric rings resolve structural strength versus ergonomic comfort contradictions in handheld devices.

Co-planar balance member with adjustable counter weights maintains rotational equilibrium across varying fluid densities.

An articulable razor handle joint uses an elastomeric mechanism to maintain consistent shaving angle and pressure.

An elastically deformable damping element on the punching sheet underside absorbs impact energy, extending service life by compensating for height tolerances.

Offset detection positions carriages precisely, maintaining constant force despite glass thickness variations.

Drawing a larger butt portion forms the tool engagement section, reducing die costs and cutting workload.

Hot forged hexagonal couplers distribute torque across flat surfaces, strengthening helical pier joints against rotational failure under high load.

Sequential casting of two aluminum alloys creates a solid intermediate product with a concentration gradient in the casting direction.

Opposed cutting blades translate toward each other to extend cutter lifespan and reduce maintenance frequency.

Pre-dispersed nanoparticles on microparticle surfaces consolidate into a three-dimensional architecture for metal matrix nanocomposites.

A hand held dispenser uses a guide track system to lock the support hub and maintain blade alignment during cutting.