Ross-Pinnock, D.

OPUS

        Citation for published version:Ross-Pinnock, D 2014, 'Integration of thermal and dimensional metrology for manufacturing process andequipment integrity' Temperature Measurement Workshop, 2013, Glasgow, UK United Kingdom, 22/11/13, .Publication date:2014Document VersionEarly version, also known as pre-printLink to publicationUniversity of BathGeneral rightsCopyright and moral rights for the publications made accessible in the public portal are retained by the authors and/or other copyright ownersand it is a condition of accessing publications that users recognise and abide by the legal requirements associated with these rights.Take down policyIf you believe that this document breaches copyright please contact us providing details, and we will remove access to the work immediatelyand investigate your claim.Download date: 13. May. 2019Integration of Thermal and Dimensional Metrology for Manufacturing Process and Equipment IntegrityOutline• Light Controlled Factory Project• Industrial Partners• Background – Industry Drivers and Challenges• Proposed Solution• Research Progress – Experimentation and Results• Future Objectives• QuestionsLight Controlled Factory• 5 Year Project• EPSRC Grant £3.75 million• Researchers at University of Bath, Loughborough University and UCL• Improving manufacturing capability through optical metrologyIndustrial PartnersBackground – Industry Drivers• Tighter tolerances• Greater quality control• Reduced measurement uncertainty• Move towards composite materials• Increased rate of production• Need to operate in an uncontrolled environmentBackground – Key Challenges• Large compliant parts• Thermal gradients• Thermal cycling• Gravitational distortion• Monolithic toolingProposed SolutionMonitoring temperature to update computational model enabling quantified prediction of thermal and gravitation effectsResearch Progress to Date• Experimentation on simple beam thermal expansion length measurement – 98% agreement with FEA• Analytical and numerical prediction of thermally induced error• Development of measurement error compensation strategyLaser trackerSpherically mounted retro-reflector (SMR)2.5 m aluminium bar ThermistorsResistive heating elementsResearch Progress to DateTemperature distribution –26.97˚C – 30.4˚CDeformation – up to 0.457 mmFEA (ANSYS) model of aluminium barAgreement between FEA and experimental dataResearch Progress to DateTemperature distribution along aluminium bar over 1 hourTemperature distribution along aluminium bar over 1 hourFuture ObjectivesHybrid metrology toolkit - theory of methodCoupling of structural and thermal effectsIncrease experimental structure complexityOptimisation of sensing strategyTechnology demonstratorQuestionsThank you for listening – any questions?

Integration of thermal and dimensional metrology for manufacturing process and equipment integrity

https://purehost.bath.ac.uk/ws/files/136642083/Integration_of_Thermal_and_Dimensional_Metrology_for_Manufacturing_Process_and_Equipment_Integrity_DR131120.pdf

Integration of thermal and dimensional metrology for manufacturing process and equipment integrity

Abstract

Similar works

Full text

Available Versions

OPUS