Gear Wheels TRIZ Cases

Synchronized whirling with rolling edge contact cuts spiral gear grooves closer to workpiece ends while reducing chuck interference and waste.

Twisted-axis whirling cuts spiral tooth grooves with less chuck interference, reducing incomplete gear ends while preserving accuracy.

Axially spaced gear-ring recesses shift torque away from hub edges, cutting stress peaks and preventing toothing deformation.

Circumferential tooth-ring recesses shift torque transfer away from hub edges, reducing stress peaks and plastic deformation.

Asymmetric end-face recesses redirect resin flow during molding to prevent local stress and deformation while improving gear accuracy and strength.

Motor-driven rack positioning and indirect clamping support forming forces while speeding precise profile distance adjustment in cold forming.

Independently driven tool slides set and correct rack reference positions to cut pitch errors, vibration transfer, and setup time in profile forming.

An extended rolling-tool inlet and relief area spreads feed force to cut wear and enable longer spline and hollow-shaft profiles.

A replaceable disc takes most of the rolling load, cutting waste and maintenance while preserving profile precision and tool life.

A rolling rotational body forms precise toothing profiles with a simpler cold-forming tool, reducing wear and easing tooling changes.

Motor-driven carrier positioning replaces manual rolling bar setup, improving profile distance accuracy and forming force stability in cold rolling.

Synchronized tool and workpiece motion forms precise helical tooth grooves in one pass, cutting cycle time, heat, and extrusion cleanup.

Dual shaping rollers induce compressive residual stresses in gear tooth flanks, improving fatigue strength and surface quality for fast production.

Synchronized rotary stamping forms inner and outer ring gear teeth in one cold-forming step, cutting weight while preserving dimensional stability.

A large edge-rounding radius turns power skiving into chipless tooth flank smoothing, reducing roughness on steel gears in one pass.

A floating-bearing profile part lets a rolling tool self-align, improve outer contour quality, and cut refurbishment cost through easy replacement.

A multi-part embossing die rounds stamping burrs and reduces indentation in one stroke, cutting geometric deviation and post-processing.

A two-stage flow-forming and toothed-roller process shapes drum gear splines while holding wall thickness, reducing cracks and post-processing.

Synchronized radial stamping forms internal and external gear teeth at once, improving hollow wheel precision, shape stability, and weight.

Combining plating and forming in one step produces bonded multi-layer shaped parts faster while allowing flexible material and thickness selection.

Axial forming is followed by die and compression-ring calibration to remove gear tooth inlet and outlet overhangs without extra machining.

Adjustable rack inclination pre-compensates hardening-induced conical warp so cold-rolled profiles stay within dimensional tolerances.

Controlled tooth-thickness variation in press-formed planetary gears prevents damage, preserves damping performance, and cuts manufacturing time.

A floating profiled part self-aligns during rolling to cut wear, improve outer contour quality, and simplify replacement.

A dual bite surface with staged crest and inclination angles reduces die load, suppresses chipping, and extends flat die life.

A floating bearing lets the profile part self-align during rolling, improving outer contour quality while cutting refurbishment and material costs.

Targeted pressing at the tooth center-thickness maintains density during rolling and helps prevent cracks in sintered gear teeth.

Pivotable rolling rods are preset at a slight inclination to offset hardening-induced conical distortion and keep rolled profiles within tolerance.

Multiple rollers with different axial thicknesses form separate tooth-flank regions to add compressive stress while preserving gear surface finish.

An embossing die rounds burrs, lowers rollover, and aligns sheared edges so stamped or fine-blanked parts can be used without extra finishing.

Indexed multi-stage tooth forming rollers cold form a toothed disc blank to tight tolerances while cutting manufacturing time and cost.

Radially retractable divided dies let flexible external gear molds open smoothly while preserving inner diameter uniformity and die life.

Coordinated rotating cores and pins mold multi-stage helical gears with splines and center holes while enabling precise demolding.

Electron-beam crystallization strengthens polyetherketone surfaces without prolonged annealing.

A pinion disassembly tool combines a yoke holding plate and drive bolt to pull the yoke from the splined shaft.

Universal loading device transfers blanks between machining and finishing units, eliminating complex transport routes that reduce productivity.

Alternating fiber reinforcing layers with orthogonal orientations resolves reinforcement distribution contradictions to improve gear tooth strength.

Heating the mould to 145°C and applying compaction pressure fuses UHMWPE without liquid flow, solving low flowability and reducing waste.

A radially pivot-mounted chuck yields under pressure to enable material flow during internal profile forming.

Integrated stamping tool compresses burrs while corrugating disk blanks, preventing contour displacement and improving shape accuracy.

Homogeneous long-chain nylon eliminates dispersed phase formation and solubilizer requirements, improving toughness and cold resistance.

Enrich sintered iron blanks with carbon or boron to achieve pore-free surface layers through localized liquid-phase sintering.

A mold apparatus holds formed parts while opposing them to assembling portions for continuous joining.

A resin gear with core metal uses circumferentially arranged pin gates to reduce material waste during injection molding.

Segmented hydraulic system with bladder accumulators manages oil flow for forming rollers, reducing continuous recirculation and electricity consumption.