Foundry Moulds TRIZ Cases

A parallel link casting mechanism reduces structural complexity by driving mold operations through a single actuator, replacing multiple independent units.

A casting core assembly combines a metallic thickened portion embedded within a ceramic core to form robust cooling passageways.

An ingot mold design incorporates a top core to form functional surfaces in cast components.

Independent compression punches apply localized force based on model geometry, resolving non-uniform density in large green sand molds without chemical binders.

A single-chamber casting system uses pressure control to manage melting and solidification.

Ball clay and carbonaceous material binders increase hot compression strength to 415 N/cm2, reducing cast defects.

Co-cast solid rods reduce striking face stress while maintaining low mass, avoiding weight penalties that limit ball speed.

Shallow holding furnaces minimize convection to settle oxides, while vacuum casting prevents re-entrainment of defects that reduce fatigue resistance.

Central feeder core positioning maintains liquid metal supply to reduce solidification time and tool wear in engine blocks.

An absorbable outer jacket protects fragile inner cores during molding, enabling complex passage geometries without difficult removal.

Internal protuberances in a refractory sprue sleeve contain shrinkage cavities within the sacrificial portion, reducing energy wastage.

Burner arrays rapidly combust organic binders in ceramic cores, reducing processing time and preventing dimensional deformation.

An auxiliary grain duct in a ceramic mold controls metal flow to reduce porosity and residual stresses in monocrystalline turbine blades.

Hot chamber casting with active mold temperature control reduces segregation and deformation while enabling thinner wall thicknesses for improved aerodynamics.

Recovering non-sand fractions from foundry waste reduces disposal costs while restoring bentonite clay and carbon in dry molding sand additives.

A 3D-printed insert establishes uniform pore patterns in cast steel foam, resolving density consistency challenges while maintaining low production costs.

A foamed sand mold forms a hardened outer layer to secure structural integrity during casting.

Branched alkane diol carboxylic acid diesters replace aromatic solvents in polyurethane binders, reducing smoke generation during metal pouring.

Heating the metal mold above the baking temperature before pressure-feeding mulled sand prevents heat absorption drops that cause core sticking.

A low-pressure casting bottom mold features an iron sheet cover with air inlets and outlets to direct compressed airflow across the die casting platform.

A mould part features a contour insert and core enclosing a flat flow cavity for fluid medium circulation.

Vertical porous ceramic filtration tubes suspend from a clamped support plate, preventing lift-induced leakage and maintaining seal integrity.

Sacrificial insert enables rapid cooling of metallic glass, preventing crystallization in complex geometries.

Multi-level feed channels bypass heat sinks to maintain directional solidification and prevent premature freezing in cylinder blocks.

Metasilicate hydrate binder coats refractory aggregates via thermal mixing and cooling to form dry inorganic coated sand.

A core molding exhaust pipe uses a movable internal pin to open an exhaust hole inside the cured outer shell layer.

Electrochemical corrosion removes the less noble metal from the carrier, eliminating brittle salt carriers and environmental pollution.

A casting mold introduces molten metal through a single lower gate while a ram displaces liquid into the upper ring.

A vacuum die casting apparatus draws liquid metal into the mold cavity using negative pressure to eliminate air entrapment.

Segmented feeder shells join via positive locking to reduce manufacturing costs while maintaining elevated liquid metal temperatures.

Pre-casting vacuum drying eliminates gas defects and shrinkage cavities without humidity-controlled storage costs.

Immiscible hydraulic and die release fluids enable separation, reducing waste generation and operational costs in die casting.

A step-shaped plunger distributes cooling air through vent holes to forcibly cool aluminum wheel spoke roots.

Segmented feeder design with a thin-walled tube resolves the contradiction between reduced attachment surface area and reliable feeding behavior.

Hierarchical pores in silica sol castings resolve strength versus removal trade-offs without harmful emissions.

A gas extraction system removes binder degradation gases from sand molds using a vacuum pump and bottom vents.

Integrated rimfire reloading tool combines bullet molding, clipping, and crimping to eliminate multiple tools and prevent premature case detonation.

Vibrated zircon silica slurry prevents binder reactions on refractory metal cores.

An urging member applies elastic force to maintain baseboard contact, preventing core displacement from molten metal buoyancy and reducing operator burden.

Extruded styrenic resin foam utilizes a gas barrier layer to maintain thermal insulation.

A water-cooled mold cooling insert balances temperature distribution across the side mold frame to reduce thermal deformation.

Vacuum generation removes trapped air from the mold cavity before injecting the foam mixture, preventing defects.

Optimized silicon content in the sacrificial anode clad restrains pitting corrosion while maintaining brazing properties.

Adding carbohydrates to a water glass binder improves mold strength and disintegration while reducing harmful emissions.

Spray welding attaches shaped heating tubes to the mold body, resolving structural strength limits caused by traditional drilling methods.

Welding cut slots into rough mould surfaces creates enclosed passages that improve cooling uniformity and reduce cycle times.

Magnetic forces hold ferromagnetic chills against mold walls, eliminating ceramic coatings that reduce heat transfer efficiency.

Non-heat-expandable refractory embedding material composition suppresses cracking and breakage during rapid heating of resin patterns.

Segmented end plates with flexible connections prevent cracking from thermal expansion, maintaining structural integrity and filtration reliability.

Incorporating factis into mould mixtures minimizes leaf vein defects and sand sticking during iron and steel casting.