Foundry Moulds TRIZ Cases

Segmented mold halves with stair-shaped gaps reduce wear in the inflow region by allowing individual segment replacement.

A patternless sand mold creation method using layered deposition, curing, and machining to form precise casting geometries directly from digital designs.

A composite casting method creates bimetal special-shaped rolls with high chromium outer layers and ductile iron cores.

Segmented injection holes in a porous die enable uniform steam heating, preventing toxic substance generation and mold distortion.

Segmented molds with intermediary gas discharge passages prevent blowback while enabling accurate casting time calculation based on pattern modulus.

A segmented casting core uses a bridge structure to position internal cooling passages accurately within complex component geometries.

Fluorinated alcohol die lubricant reacts with metal oxides to eliminate porosity and inclusions, enabling heat treatable structural components.

Resorcinol-modified ester curatives scavenge formaldehyde during foundry binder curing, maintaining tensile strength while reducing emissions.

Calcium aluminate mold composition incorporates radiographically dense elements to enable X-ray detection of sub-surface ceramic inclusions.

Particulate mixed metal oxides reinforce inorganic water glass binders, resolving the trade-off between low mold strength and high CO2 emissions.

Disposable processing mounts maintain lost core stability during mold application, reducing waste from positional misplacement.

A lost core assembly uses a ceramic component with a tapered shape and a refractory metal part extending radially to form internal cooling passages.

Articulated arms replace bulky linear guides to simplify maintenance and reduce space requirements.

Magnesium carbonate additives in bentonite molds drive cation exchange, improving dry strength and durability without degrading permeability.

Assembling thermofusible pattern portions around an insert creates a ready-to-use investment casting mold.

Embedded burnable fuses ignite to form clean venting tunnels, preventing gas pockets and eliminating clogging risks from drilled paths.

Aluminum nitride bond coat reduces thermal mismatch stress to prevent microcracking in investment casting oxidation barriers.

A method monitors expandable mixture temperature and viscosity to maintain optimal injection conditions.

Calcium aluminate cement molds minimize titanium alloy reactions, reducing sub-surface inclusions and machining requirements.

A binder composition uses polyalkylene glycol to form stable adducts with alkaline resol phenol-aldehyde resin components.

Printing into a patterned substrate mold via laser-induced forward transfer defines surface quality and complex shapes without layer-by-layer deposition.

Segmented cavities and fixed zones reduce shearing stresses to prevent core deformation during demolding.

A moulding device uses dynamic deformation control to shape a core within manufacturing tolerances.

A casting core with a metal jacket fuses to the housing material to form precise internal channels.

A wax mold injection apparatus uses a pressure sensor and operation control unit to automatically adjust vacuuming and injection times.

A casting tool forms a sealing rib in the feeder groove to direct solidification of the piston melt.

Segmented mold halves eliminate core shifting and scrap rates while allowing versatile coupler configuration options.

A flexible wax pattern tool supports ceramic cores during injection.

A casting apparatus uses a sub-link member to tilt upper and lower mold frames.

A metallic mould encloses a sand core with helical coolant channels for controlled heat extraction.

Incorporating hydrophilic fibrils into binder slurries forms a robust ceramic matrix that enhances shell strength and permeability.

A collision portion scatters foamed admixture kinetic energy to prevent binder adhesion and demolding failures.

A composite investment casting core uses bent refractory metal tines to form robust cooling passageways.

Vertical parting line corebox prevents core shifting during railcar coupler knuckle casting, reducing turbulence and improving fatigue life.

Gas vents and a permeable cover direct hot gas through the mold wall, ensuring uniform temperature distribution and reducing heating cycle times.

CAD software calculates tool path heights to route pattern blanks, resolving the contradiction between high detail quality and low profile requirements.

Silane-modified phenolic resins reduce binder loading in shell molding while maintaining binding strength and minimizing gas emissions.

A cast swing arm features a hollow inner space within structural arm portions to reduce weight while maintaining rigidity.

Optimized Cu-Cr-Zr-Al alloy suppresses granular precipitate coarsening during slow cooling to maintain high-temperature strength.

A hybrid core driving device combines hydraulic and electric power drives to simplify structure.

A core reformer tool uses adjustable pins to alter surface features of investment casting cores.

A lignite and silicate mineral binder system combined with an isocyanate component to form cured foundry articles.

Amorphous silicon dioxide reinforces CO2-curable resol binders, boosting mechanical strength and heat performance while reducing casting emissions.

Protrusions on the feeder sleeve exterior prevent accidental displacement and mould sinking, maintaining position stability.

Fiber-reinforced ceramic casting articles resolve the contradiction between thermal stress strength and leaching removal efficiency in gas turbine components.

Segmenting annular channels into independent units enables precise localized cooling, reducing resource waste while maintaining casting quality.

Hot air jet dewaxing replaces water-based methods to eliminate saponification reactions and prevent investment casting shell deformation.