Assembly Automation: Volume 37 Issue 4

A modification of DMVs based state space model of variation propagation for multistage machining processes

Fuyong Yang, Sun Jin, Zhimin Li

Complicated workpiece, such as an engine block, has special rough locating datum features (i.e. six independent datum features) due to its complex structure. This locating datum…

Improving decision making in product flow-based tiling automation for custom mosaic design

Panitcha Peganant, Pisut Koomsap

The purpose of this paper is to present a new tile dispensing decision-making to improve a row formation of a product flow-based tiling automation that has been being developed to…

Implementation and evaluation of a model processing pipeline for assembly simulation

Robert Iacob, Diana Popescu, Frederic Noel, Cedric Masclet

The paper aims to present the processing pipeline of an assembly immersive simulation application which can manage the interaction between the virtual scene and user using…

Agility in assembly systems: a comparison model

Luca Barbazza, Maurizio Faccio, Fabio Oscari, Giulio Rosati

This paper aims at analyzing different possible assembly systems, including innovative potential configurations such as the fully flexible assembly systems (FAS), by defining a…

An assembly gap control method based on posture alignment of wing panels in aircraft assembly

Qing Wang, Yadong Dou, Jiangxiong Li, Yinglin Ke, Patrick Keogh, Paul G. Maropoulos

The purpose of this paper is to present an optimal posture evaluation model to control the assembly gaps in aircraft wing assembly. The gaps between two mating surfaces should be…

Optical scanner assisted robotic assembly

Jakub Wojciechowski, Marcin Suszynski

This paper aims to propose the method of automatic robotic assembly of two or more parts placed without fixing instrumentation and positioning on the pallet.

A hybrid technology for assembly sequence planning of reflector panels

Dou Wang, Xiaodong Shao, Xiaobo Ge, Simeng Liu

The purpose of this study is to guarantee assembly quality and reduce the number of manufacturing cycles required for an reflector of the large reflector antenna. An optimal…

A novel discrete particle swarm algorithm for assembly line balancing problems

Jianping Dou, Jun Li, Xia Zhao

The purpose of this paper is to develop a feasible sequence-oriented new discrete particle swarm optimization (NDPSO) algorithm with novel particles’ updating mechanism for…

Vibration prediction of pellet mills power transmission by artificial neural network

Milos Milovancevic, Vlastimir Nikolic, Nenad T. Pavlovic, Aleksandar Veg, Sanjin Troha

The purpose of this study is to establish a vibration prediction of pellet mills power transmission by artificial neural network. Vibration monitoring is an important task for any…

Shimming design and optimal selection for non-uniform gaps in wing assembly

Qing Wang, Yadong Dou, Liang Cheng, Yinglin Ke

This paper aims to provide a shimming method based on scanned data and finite element analysis (FEA) for a wing box assembly involving non-uniform gaps. The effort of the present…

Investigation of ball screw’s alignment error based on dynamic modeling and magnitude analysis of worktable sensed vibration signals

Yiqiang Wang, Zhengcai Guo, Botao Liu, Yanfei Zhu, Haibo Luo

The alignment precision of existing methods is limited by the precision of detecting element and worker’s experience, which the parallelism between ball screw and guide way is not…

A novel LLSDPso method for nonlinear dynamic parameter identification

Jian-jun Yuan, Weiwei Wan, Xiajun Fu, Shuai Wang, Ning Wang

This paper aims to propose a novel method to identify the parameters of robotic manipulators using the torque exerted by the robot joint motors (measured by current sensors).