Dimensional Engineer, GDT Engineer, Release Engineer
Resume:
PROFILE
A well-educated and licensed Professional Engineer (P.Eng.), certified ASME senior GDTP (Geometric Dimensioning and Tolerancing Professional) and excellent Researcher with extensive training, knowledge and diversified expertise in mechanical engineering, automotive industry (BIW assembly), GD&T, metrology, quality, NDT (Non-Destructive Test), kinematics, robotics, lapping of hypoid gears, etc.; Strong mathematical and computer programming skills; Experienced in developing mechanical products, mechanisms and robotics systems; Effective team member, leader and mentor.
PROFESSIONAL EXPERIENCE
Dimensional Engineer (Auto Industry)
Comau Inc. 21000 Telegraph Road, Southfield, Michigan 48033, USA
(08/2013 to 02/2018)
1.Basic duties:
Prepare a series of technical reports and data for the Comau customer, General Motors
Ensure compliance to customer production tool and equipment schedule
Propose dimensional improvements to the customer engineers
Verify load and unload clearances that would affect part dimensionally or impact surface quality of parts/sub-assemblies by loading/unloading parts/sub-assemblies to fixtures and weld tools
Verify certification equipment following the inspection process
Certify all production tooling at the customer facility using measurement tools defined by VDQM
Evaluate die struck body parts relative to each other and to locating datum in body assembly tools
Correct any quality issue root causes resulting from the assemblies and parts for which Comau is responsible
Participate in weekly dimensional reviews
Participate in the dimensional and surface buy-off review process
Participate in the completion of the exit criteria checklist
Identify and document incoming part quality issues that obstruct the achievement of A-Metric and sub-assembly targets.
2.Successfully and efficiently supported several GM launch projects by focusing on the dimensional issues of both Comau tooling and GM vehicles:
GM Arlington Assembly Plant (09/2013 to 10/2013): K2UX
PPO in GM Technic Center (01/2014 to 07/2014): E2SC
GM DH Assembly Plant (08/2014 to 10/2014): D2JCi
GM Ramos Assembly Plant (Mexico 11/2014 to date): D2LC, D2JC, D2UC/UH, C1UC
Automation Specialist / R&D Mechanical Engineer (Mining Industry)
Mining Technologies International Inc., Sudbury, Canada
(01/2012 – 10/2012)
Focused on the development of autonomous mining machines (e.g., large mining drill jumbos):
Conducted research and development activities including concept design and evaluation, engineering analysis (e.g., GD&T and tolerance stackup analysis, Geometric optimization, Kinematics/Dynamics/Workspace analysis, Stress analysis with FEM), engineering prototyping, materials and component selection, and implementation of specifications and documentation.
Prepared the construction documentation (drawings, list of components, 3D parts, 3D sets, etc.)
Worked closely with other engineers, designers and outside vendors in translating engineering designs to working prototypes with engineering documentation, and supported the transfer of prototype fabrication to manufacturing.
Developed and implemented the algorithms with source code for engineering calculation and motion control (e.g., PID control).
Communicated with the project coordinator to solve technical issues related to design, fabrication and installation of equipment.
Liaised with sales staff to ensure that specifications were interpreted correctly for quotation purposes.
Worked with the design team and other staff to ensure that cost and schedule budgets were adhered to or improved upon.
Contributed to other engineering activities effecting current and future products, including failure investigation, trouble-shooting and research studies.
Conducted prototype test in the workshop and the underground mine.
Prepared technical articles for international journals and international conferences.
Environment: Maple, MatLab/Simulink, SolidWorks, Microsoft office (Word, PowerPoint, Excel, etc.), computers, industrial control simulation machine, drill jumbos in the workshop and underground mine, lathes, milling machines, facing machines, welding/grinding machines, etc.
NSERC Post-Doctoral Fellow / R&D Mechanical Engineer
University of Pennsylvania, Philadelphia, USA
(08/2009 – 08/2011)
Focused on research and development of robotic systems (e.g., 3D cooperative transport with multiple aerial robots, 7-DOF serial robot):
Conducted research and development activities including concept design and evaluation, engineering analysis (e.g., Design optimization, Kinematics/Dynamics/Workspace analysis), engineering prototyping, and components & sensors selection.
Developed and implemented the algorithms with source code for engineering calculation, simulation and motion control (e.g., PID control).
Worked closely with other researchers and engineers in translating engineering designs to prototypes.
Communicated with the project coordinator to solve technical issues related to design and experiments.
Conducted experimental research with the developed prototypes and verified the functions of proposed solution.
Prepared technical articles for international journals and international conferences.
Environment: Maple, MatLab/Simulink, ROS, SolidWorks, AutoCAD, Microsoft office (Word, PowerPoint, Excel, etc.), computers, Vicon motion capture system, quardotors, 7-DOF serial robot, rapid-prototyping machines, etc.
Research Associate
Laval University, Quebec City, Canada
(05/2005 – 07/2009)
Focused on research and development of parallel robots (e.g., Gough-Stewart parallel robots which are widely used as flight simulators in industry), and reactionless robots which have great potential applications in space stations, etc.
Conducted research and development activities including concept design and evaluation, engineering analysis (e.g., Kinematics/Dynamics/Workspace analysis, Singularity analysis, Geometric and orientation optimization) and engineering prototyping.
Developed and implemented the algorithms with source code for engineering calculation, simulation and motion control.
Worked closely with other researchers and engineers in experimental research with the developed prototypes and verified the functions of proposed solution.
Communicated with the project coordinator to solve technical issues related to design and experiments.
Prepared technical articles for international journals and international conferences.
Environment: VC++, C++ in Linux, Maple, MatLab/Simulink, ADAMS, SolidWorks, AutoCAD, Microsoft office (Word, PowerPoint, Excel, etc.), computers (desk-tops & super-computers), control simulation machine, parallel robots, etc.
R&D Mechanical Engineer
Laval University (Quebec City, Canada) / American Axle & Manufacturing Inc. (Detroit, USA)
(03/2004 – 04/2005)
Focused on research and development in reverse engineering and metrology by conducting the Joint project, “Simulation and optimization of the lapping process of hypoid gears applied in powertrain and transmission systems of vehicles”:
Conducted research and development activities including concept design and evaluation, engineering analysis (e.g., contact pressure, wear coefficient, lapping load, lapping time, lapping cycles) and lapping optimization model.
Took data points from the tooth surface of hypoid gears using special CMMs.
Developed and implemented the algorithms with source code for engineering calculation, simulation and lapping control.
Worked closely with other researchers and engineers in experimental research with the developed model and verified the functions of proposed solution.
Communicated with the project coordinators and the lapping operators to solve technical issues related to design and experiments.
Prepared technical articles for international journals and international conferences.
Environment: VB, Pro/E, Microsoft office (Word, PowerPoint, Excel, etc.), computers, hypoid gears, CMMs, lapping machines, etc.
R&D Mechanical Engineer
University of Western Ontario, London, ON, Canada
(03/2003 – 02/2004)
Focused on research and development in reverse engineering and metrology by conducting the project, “Geometric form error and tolerance computation & evaluation using the data points measured by CMMs”:
Conducted research and development activities including concept design and evaluation, engineering analysis (e.g., deterministic profile fitting, profile confidence level, geometric form error, tolerance, batch tolerance) and statistic model.
Took data points from the geometric features (e.g., circular feature) of mechanical components using CMMs.
Developed and implemented the algorithms with source code for engineering calculation.
Worked closely with other researchers and engineers in experimental research with the developed model and verified the functions of proposed solution.
Communicated with the project coordinator to solve relevant technical issues.
Prepared technical articles for international journals and international conferences.
Environment: VC++, Pro/E, Microsoft office (Word, PowerPoint, Excel, etc.), computers, CMMs, sample mechanical components, etc.
R&D Mechanical Engineer
Nanyang Technological University, Singapore
(03/2001 – 02/2003)
Focused on research and development in Concurrent product design & Soft computing, Reliability analysis, and Decision support strategy:
Conducted research and development activities including engineering analysis and mathematical models (e.g., Concurrent product design model, Soft computing model, Fuzzy reliability analysis model, Decision support strategy).
Developed and implemented the algorithms with source code for engineering calculation.
Worked closely with other researchers and engineers in simulation research with the developed model and verified the functions of proposed solution.
Communicated with the project coordinator to solve relevant technical issues.
Prepared proposals for the new research and development projects according to relevant research trends in mechanical and manufacturing engineering.
Prepared technical articles for international journals and international conferences.
Environment: VC++, Pro/E, IDEAS, Microsoft office (Word, PowerPoint, Excel, etc.), computers, etc.
Chief Engineer
Wuhan Tianyu Information Inc., Wuhan, China
(05/1999 – 02/2001)
Led a group of engineers (4 mechanical engineers, 3 electronic engineers and 2 software engineers) in developing NDT (Non-Destructive Test) products such as the NDT devices for testing oil pipes:
Conducted concept design and evaluation, and engineering analysis of mechanical systems and structures, engineering prototyping, materials and sensors selection.
Conducted research into the feasibility, design, operation and performance of mechanisms, components and systems.
Prepared the construction documentation (drawings, list of components, etc.)
Worked closely with other engineers, designers and outside vendors in translating engineering designs to working prototypes with engineering documentation, and supported the transfer of prototype fabrication to manufacturing.
Developed and implemented the algorithms with source code for engineering calculation and motion control (e.g., PID control).
Communicated with customers to solve technical issues related to design, fabrication and installation of equipment.
Liaised with sales staff to ensure that specifications were interpreted correctly for quotation purposes.
Worked with the design team and other staff to ensure that cost and schedule budgets were adhered to or improved upon.
Supervised and inspected the installation of mechanical systems.
Developed maintenance standards, schedules and programs, and investigate mechanical failures or unexpected maintenance problems.
Prepared technical articles for journals and conferences.
Environment: C++, MatLab/Simulink, AutoCAD, Microsoft office (Word, PowerPoint, Excel, etc.), computers, oscillograph, industrial control simulation machine, magnetic sensors, eddy current sensors, oil pipes, railway wheels, lathes, milling machines, facing machines, welding/grinding machines, etc.
R&D Mechanical Engineer
Huazhong CNC Technologies Inc., Wuhan, China
(09/1994 – 04/1999)
Focused on research and development of mechanical test / inspection systems, including the development of a 3D non-contact inspection machine (a joint project with CAItech Inc., California), and the development of a laser inspection machine (a joint project with CogniSense Inc., California):
Conducted concept design and evaluation, and engineering analysis of mechanical test / inspection systems and structures, engineering prototyping, materials and sensors selection.
Conducted research into the feasibility, design, operation and performance of mechanisms, components and systems.
Prepared the construction documentation (drawings, list of components, etc.)
Worked closely with other engineers, designers and outside vendors in translating engineering designs to working prototypes with engineering documentation, and supported the transfer of prototype fabrication to manufacturing.
Developed and implemented the algorithms with source code for engineering calculation and test control.
Communicated with customers to solve technical issues related to design, fabrication and installation of equipment.
Worked with the design team and other staff to ensure that cost and schedule budgets were adhered to or improved upon.
Supervised and inspected the installation of mechanical systems.
Investigated mechanical failures or unexpected maintenance problems.
Trained 400 mechanical engineers by teaching them the CAD courses for mechanical design.
Prepared technical articles for journals and conferences.
Environment: C++, MatLab/Simulink, AutoCAD, Microsoft office (Word, PowerPoint, Excel, etc.), computers, oscillograph, laser sensors, eddy current sensors, lathes, milling machines, facing machines, welding/grinding machines, CNC machines, etc.
Chief Engineer
Guilin Mould Technology Inc., Guilin, China
(12/1990 – 08/1994)
Led a group of engineers (3 mechanical engineers, 2 electronic engineers and 1 software engineer) in developing: (1) EMD (Electrical discharge machining) machines for drilling and engraving; (2) Multi-channel hot-oil temperature control machine; (3) Steel & plastic moulds; (4) Special valves:
Conducted concept design and evaluation, and engineering analysis of mechanical systems and structures, engineering prototyping, materials and component selection.
Conducted research into the feasibility, design, operation and performance of mechanisms, components and systems.
Prepared the construction documentation (drawings, list of components, etc.)
Worked closely with other engineers, designers and outside vendors in translating engineering designs to working prototypes with engineering documentation, and supported the transfer of prototype fabrication to manufacturing.
Developed and implemented the algorithms with source code for engineering calculation and temperature control.
Communicated with customers to solve technical issues related to design, fabrication and installation of equipment.
Worked with the design team and other staff to ensure that cost and schedule budgets were adhered to or improved upon.
Supervised and inspected the installation of mechanical systems.
Developed maintenance standards, schedules and programs, and investigated mechanical failures or unexpected maintenance problems.
Environment: FORTRAN 77, oscillograph, thermal sensors, Lathes, milling machines, facing machines, welding/grinding machines, wire-electrode cutting machines, EDM machines, etc.
EDUCATIONAL BACKGROUND
Ph.D. in Mechanical Engineering (Robotics) (06/2008)
Laval University, Quebec City, Canada
Ph.D. in Mechanical Engineering (12/1998)
Huazhong University of Science & Technology, Wuhan, China
Master’s Degree in Mechanical Engineering (07/1990)
Harbin Institute of Technology, Harbin, China
Bachelor’s Degree in Mechanical Engineering (06/1987)
Soochow University, Suzhou, China
SKILLS & ATTRIBUTES
Design tools
AutoCAD, Pro/E, SolidWorks, IDEAS, ADAMS, etc.
Mechanical analysis
Statics, Kinematics, Dynamics, and Workspace analysis
Finite element method, Stress analysis
GD&T and tolerance stackup analysis
Vibration & Noise analysis
Mechanical test and control
Reverse engineering & Metrology, CMMs
Non-Destructive Test (NDT) (eddy current sensors, magnetic sensors, laser sensors)
PID control
Mechanical Design
Mechanisms, Robotics systems, Mining drill jumbos
NDT systems, EDM machines
Power transmission systems, Gears
Multi-channel hot-oil temperature control machine
Steel and plastics moulds, Special valves
Manufacturing technology (Materials handling & fabrication)
Lathes, milling machines, facing machines, grinding machines
Welding machines with or without robotics
Wire-electrode cutting machines, EDM machines, CNC machines
Computer programming
Fortran, C++, Visual Basic, MatLab/Simulink, Maple, etc.
Maintenance/Quality control
Reliability analysis, SPC (Statistical process control), 6-sigma control, etc.
Management
Four years working experience as the chief engineer in charge of a group of engineers in developing mechanical products
Groups and Associations
Member of Professional Engineers of Ontario (PEO)
Member of American Society of Mechanical Engineers (ASME)
Language Skills
English: fluent in speaking, reading and writing
Chinese: mother tongue
Awards
PDF fellowship from Natural Sciences and Engineering Research Council of Canada (NSERC) with Award No.: PDF-373-***-****, 20th March 2009
First-class award from the government of Heilongjiang province of China (1992)
Second-class award from China Aerospace Science and Technology Corporation (1993)
Publications
Published 78 technical papers in high-quality international journals or international conference proceedings
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