Perforating Tools TRIZ Cases

A lever trigger, wedge members, and a spring lock punch tips securely while enabling quick tool-free changes with less downtime.

A punch-and-die jamb tool creates accurate electric strike openings in metal door frames with less noise, damage, and installation time.

Wedge-shaped punch protrusions flank the weld zone to cut high-strength steel with lower residual stress, better surface quality, and longer punch life.

A removable cutting punch stays lodged in the pierced hole, reducing wear, easing retrieval, and protecting hole shape in high-strength sheet metal.

A motorized quick-release head lets this knockout punch driver make large sheet-material holes while staying compact and serviceable in confined spaces.

A transmission-shaft-driven sheet holder applies preload only during punching to keep thin sheets flat while reducing feed friction and damage.

A screwdriver-driven hydraulic pump replaces compressed air, delivering high riveting and pressing force in a compact, lower-complexity tool.

A transmission-shaft-driven sheet holder with hydraulic preload keeps thin sheets flat during dense perforation while reducing friction.

An engagement section on the punch enables stable extraction from high-strength multi-layer sheet metal without high retraction force or punch breakage.

A movable second die changes blank width in one stroke while arc-shaped sheet support maintains cutting accuracy and reduces bending.

A centering pin and spring-loaded punch remove spot weld slugs by impact, separating sheet metal panels without drill wear or metal damage.

A rotating shifting member replaces linear travel to retract the punch, cutting occupied space while maintaining punch press control.

Multi-sensor cutting data and CNN model updates improve abnormality diagnosis and processed product quality assessment.

Multiple counter tool bodies with different cutting gaps let one machining setup handle varying planar workpiece thicknesses with less tool change.

A synchronized striker and pressure-receive plate mechanism preserves punching force near 90° shaft rotation for thin and thick sheet press work.

Continuous slotting and trimming strokes cut longer sheet slots faster while improving edge quality and preventing material strip counter-sinking.

A pressure-increasing piston lets a hydraulic return valve open independently of fixed working pressure, improving handling of varied workpiece sizes and materials.

Adjustable inner and outer counter cutting edges help separate micro-jointed sheet parts, shorten cycle time, and handle larger workpieces.

A battery-powered hydraulic punch replaces cable-tethered drilling to form cable tray holes with less scrap dispersion and safer handling.

A clamped centering mechanism keeps a hole-making tool stable on pipes, preventing slippage and improving perpendicular hole accuracy.

A threaded engaging portion converts tangential force into controlled punch withdrawal, preventing breakage in high-force blanking of multilayer sheets.

A male-female blade jig punches coated resin bumpers without rotational tearing or burrs, keeping hole edges clean and appearance intact.

A motor-driven hydraulic piston lets a compact hand-held knockout punch create larger holes in sheet material without bulky external hydraulics.

Compression-shaped interchangeable razor blades cut dumbbell coupons from soft materials with repeatable geometry and low maintenance.

Dual spring bias and a breaking mechanism let the knockout pin support the workpiece during pressing, then cut push force to ease punch design.

Modified punch pin dimensions create deeper TORX socket flutes, preserving driver fit after zinc-flake coating buildup.

A ball bearing and pin locking mechanism lets the punch head be reset axially to offset wear, extending tool life without re-machining.

Stamping a thinned wall zone beside each hole forms stronger reamer teeth with uniform cutting edges, reducing manual sharpening and cost.

Axially adjustable driver locking lets worn punch tools be lengthened on site, extending tool life and reducing replacement downtime.

Localized fractured-surface lengths at curved sheared edges suppress stretch flange cracking while preserving workpiece fatigue strength.

A rotating shifting member replaces linear retraction in a punch press, cutting occupied space while preserving punch operation.

Edge protrusions compress the weld zone during shearing of welded high-strength steel, lowering residual stress and extending punch life.

A modular pilot assembly integrates a spring-biased ejector pin system within a press-fit insert to automate stock stripping.

Fluid-filled pistons decouple mechanical motion, reducing spring compression distance to extend lifespan and minimize maintenance downtime.

A constraint member projects into the locking passage to mechanically restrict axial movement of the spring-loaded ball.

A draw stud connector uses a movable wedge to secure axial insertion while preventing removal.

A portal-like forming tool compresses connecting webs between sheet metal parts using a flat bearing surface to reduce cross-sections.

A pressing device attachment uses guided levers to actuate a die and punch mechanism for precise metal upright cutting.

An adjustable punch assembly shim block compensates for metal loss during sharpening, maintaining accurate hole placement and reducing scrap rates.

A bevelled punch stamp applies radial forces to sheet metal during cutting.

A biasing assembly uses a recessed surface and coupling member to support a slidable punch holder.

Aligning punching with pressing direction controls burr orientation during trimming, enabling efficient deburring and preventing assembly interference.

Segmented pivot seats absorb torque from operating levers, preventing punch guiding frame deformation and ensuring precise punching without rough edges.

A segmented punching crown with an undercut geometry separates the cutting edge from the shank to enable clean hole formation in sheet metal.

A die cutter rule features a drop-shaped nick profile extending longitudinally through the base to enhance torsion stiffness and wear resistance.

A punching die with a discharge slope moves workpieces via tilting and sliding, eliminating stripper collisions that damage formed parts.

A barrier optical sensor detects punching tool position and stroke using a shared light beam, reducing device complexity.