... using conventional and conformal cooling systems. Six CCC configurations were simulated, with one selected due to its improved performance. Injection moulding simulations enabled to compare the performance between conventional and conformal cooling systems. Structural simulation analysis of the AM...

...Steffen Schrock; Stefan Junk; Albert Albers Purpose This study aims to investigate a systematic approach to the production and use of additively manufactured injection mould inserts in product development (PD) processes. For this purpose, an evaluation of the additive tooling design method (ATDM...

...Mert Gülçür; Kevin Couling; Vannessa Goodship; Jérôme Charmet; Gregory J. Gibbons Purpose The purpose of this study is to demonstrate and characterise a soft-tooled micro-injection moulding process through in-line measurements and surface metrology using a data-intensive approach. Design...

...-PA6 PA6 reinforced with long carbon fibres L-PA6 Injection moulded P-PA6 P-PA6-IM Injection moulded L-PA6 L-PA6-IM Particulate carbon fibre filled PA6 in filament form P-PA6-FIL Long carbon fibre reinforced PA6 in filament form L-PA6-FIL Particulate carbon fibre...

...Achim Kampker; Johannes Triebs; Sebastian Kawollek; Peter Ayvaz; Tom Beyer Purpose This study aims to investigate the influence of additive manufactured polymer injection moulds on the mechanical properties of moulded parts. Therefore, polymer moulds are used to inject standard specimens...

...Joel Vasco; F.M. Barreiros; Andreia Nabais; Nilza Reis Purpose The purpose of this study is to compare the overall performance of the injection moulding process by using metallic inserts produced by both conventional technologies and selective laser melting (SLM). Design/methodology/approach...

...Anurag Bagalkot; Dirk Pons; Don Clucas; Digby Symons Purpose Polymer rapid tooling (PRT) inserts can be used as injection moulding (IM) cavities for prototyping and low volume production but lack the robustness of metal inserts. Metal inserts can withstand high injection pressure and temperature...

..., plastic injection mold and function part can be manufactured by this method. Selective laser sintering Tensile strength Injection moulding Infiltration Modified polymer Rapid prototyping (RP) technology of 3D printing was invented in the late 1980s, and it has been developing rapidly...

... Publishing Limited Licensed re-use rights only Polymers Mechanical properties of materials Fused deposition modelling Injection moulding 3D Nowadays, three-dimensional (3D) printing technology or additive manufacturing has become more and more popular for obtaining products made...

... challenges to designers because of their strength, thermal characteristics and shorter lifetimes as compared to other mold materials. The purpose of this study is to use SL to build rapid injection mold tools directly combining micro features for short-run production. Design/methodology/approach In total...

...Tomaz Brajlih; Matej Paulic; Tomaz Irgolic; Ziga Kadivnik; Joze Balic; Igor Drstvensek Purpose This paper aims to present a comparison between selective laser sintering and injection moulding technology for the production of small batches of plastic products. Design/methodology/approach...

... Emerald Group Publishing Limited 2016 Rapid tooling Injection moulding Electrodeposition Acrylic resin Electroless nickel plating Nickel phosphorous alloy Rapid prototyping (RP) is a major additive manufacturing application which has been used all over the world in manufacturing...

... of the processing methods injection moulding and laser sintering. Design/methodology/approach – Test specimens are subjected to a cyclic stress of defined bending, cleaning, disinfection and sterilization. The focus of interest in this research is the degradation and reduction of mechanical properties...

... the cooling times for the moulds with circular and profiled channels experimentally. The cooling channels in injection mould tools have a circular cross section. In a PCCC, the cross sectional shape is so designed that the flat face surface of the channel facing the cavity follows the profile of the cavity...

... Estimates of energy consumption include the energy consumed for nylon material refinement, adjusted for SLS and IM process yields. Estimates also include the energy consumed by the SLS and IM equipment for part fabrication and the energy consumed to machine the injection mold and refine the metal feedstock...

.... Rapid prototyping Ceramics Stereolithography Injection moulding Ceramic components are of particular interest for applications in microtechnologies when their good mechanical and tribological properties, their thermal and chemical resistance or special physical, i.e. dielectric...

...J.I. Segal; R.I. Campbell Rapid prototyping technologies have introduced a new generation of rapid tooling processes. Many of these rapid tools have been used for injection moulding where the thermal properties of the tool material are critical to the quality of parts produced. Rapid tools...

..., quantitative predictions. © MCB UP Limited 2001 Rapid prototyping Rapid tooling Stereolithography Injection moulding Design is one of the more time‐consuming steps in product development. Functional parts are needed for design verification testing, field trials, customer evaluation...

...Neil Hopkinson; Phill Dickens Advances in rapid prototyping and machining have resulted in reduced lead times for injection moulding tooling. Comparisons between aluminium and stereolithography (SL) tools are made with regard to the ejection forces required to push mouldings from the tools, heat...

...: the surface roughness inherent to the layered process, the surface roughness and part inaccuracy owing to the approximation of the CAD model, the part inaccuracy owing to shrinkage, the poor injection mold properties owing to the low thermal conductivity of the material, and the short mold life owing...