Foundry Moulds TRIZ Cases

Casting and radial displacement of the coil cross-section centroid increases slot fill factor while reducing demolding chamfer volume.

Replacing heavy sand cover cores, the device integrates feeder functions into the mold cavity to reduce melt volume and shorten cycle times.

A casting shell design isolates the handling accessory from metal supply conduits to prevent mechanical interference during solidification.

Segmented air holes in a mold breather prevent burrs and voids by allowing rapid air escape without liquid penetration.

Segmented fugitive layers build a ceramic core that replicates complex convoluted cooling schemes in gas turbine blades.

A powder blend of ground ceramic and resin particles forms a displacement structure through densification and polymer impregnation.

Integrated clips maintain ceramic core positions during injection, reducing process complexity and ensuring accurate cavity geometry.

A segmented donor casting method produces structural support members by reusing existing components in a mold with liquid metal alloy.

Pre-enlarged mold cavities enable paste flow into thin trailing edges, preventing tool wear and core defects.

Feed arms with increasing cross-sectional areas balance thermal contraction forces, preventing cracks and recrystallization in thin turbomachine blades.

A phenolic resin binder system incorporates isocyanates to drive polyaddition reactions that boost mechanical stability in metal casting sand cores.

A flaskless mold making apparatus integrates a hole forming mechanism to create gas venting holes in the upper molding flask.

High-pressure gas removes waste sand during digital sand mold milling, reducing production cycles and eliminating wooden molds.

A sequential curing process uses two distinct vaporous tertiary amines to harden foundry mixtures with reduced total catalyst volume.

Constant cross-section shovel lip noses reduce stress concentrations at attachment points, lowering energy consumption and breakage risks.

A composite slurry uses nanoscale alumina particles to bind refractory materials into stable casting moulds.

Fluorinated aqueous composition prevents mold contamination while maintaining heat resistance.

Segmented mold arms balance injection flow to prevent phase separation and jetting in complex turbine blade ceramic cores.

Varied delivery pressure drives cooling fluid through a permeable sand mold, enhancing solidification rates and boosting production productivity.

A gypsum-based embedding material composition suppresses mold cracks during rapid heating.

A plate-shaped base incorporates a pressure boosting unit to increase force on the cavity die.

Tapered gates direct molten material along centrifugal force paths, minimizing shrinkage porosity and improving casting yield for jet engine parts.

Segmented mold inserts resolve production bottlenecks by enabling rapid, cost-effective casting of complex coil geometries with reduced material usage.

Curved feeder sleeve top prevents plastic film bridging during vacuum mould casting and enables efficient residual metal removal.

Pyrolytic carbon and boron nitride coatings seal graphite pores to resist molten metal corrosion, extending continuous casting mold service life.

Socketed sprues position wax patterns to reduce manual alignment time.

Salt cores withstand injection pressure to eliminate seams, improving mechanical stability.

A metal feeding device uses friction between a locating element and knock-off element to buffer molding pressure on the sleeve.

A binder composition comprising a furan resin and specific ion compounds accelerates mold hardening.

A core-shell aqueous polymer dispersion uses a thin shell to encapsulate the core, improving film formation.

A 3D-printed insert forms uniform pores in molten steel, resolving density consistency challenges while maintaining production simplicity.

A casting mold cover member with lower thermal conductivity insulates the bent portion passageway to maintain structural integrity.

Low-pressure aeration fluidizes green sand for uniform mold filling, preventing brittle surfaces caused by density variations.

Mechanical vibration displaces trapped air from fine-pore filters, enabling rapid priming of molten aluminum without complex vacuum systems.

A ductile matrix embeds high-chromium white cast iron inserts to distribute impact forces and resist abrasive wear.

A gravity casting mold heating sleeve with a gas ejection hole prevents shrinkage defects by maintaining molten metal temperature and expelling gases.

An abutment on the mobile tube prevents disassembly while allowing axial movement under sand pressure.

Spherical silicone resin particles coat refractory aggregate to enhance fluidity and mold strength in casting applications.

Adding saturated brine to granular salt creates a lubricated slurry that reduces friction during pressure molding, eliminating energy-intensive melting steps.

Segmented sand partitions with localized cooling chills resolve contraction defects while maintaining air permeability in large castings.