Assembly Automation: Volume 39 Issue 2

Assembly tolerance analysis based on the Jacobian model and skin model shapes

Ting Liu, Yan-Long Cao, Qijian Zhao, Jiangxin Yang, Lujun Cui

The purpose of this paper is to carry out an assembly tolerance analysis by means of a combined Jacobian model and skin model shape. The former is based on small displacements…

The shortest-path spanning tree of assembly dimension and its application

Youli Wang, Liming Dai, Xueliang Zhang, Xiaohui Wang

The purpose of this paper is to obtain the reasonable dimensioning for each part and a full-dimension model of assembly dimensions.

Modeling of assembly systems with complex structures for throughput analysis during transients

Yukan Hou, Yuan Li, Yuntian Ge, Jie Zhang, Shoushan Jiang

The purpose of this paper is to present an analytical method for throughput analysis of assembly systems with complex structures during transients.

Variation propagation modeling and analysis of automotive body outer cover panels assembly systems

Wenwu Han, Qianwang Deng, Wenhui Lin, Xuran Gong, Sun Ding

This study aims to present a model and analysis of automotive body outer cover panels (OCPs) assembly systems to predict assembly variation. In the automotive industry, the OCPs…

An adaptive ball-head positioning visual servoing method for aircraft digital assembly

Hua Liu, Weidong Zhu, Huiyue Dong, Yinglin Ke

To gain accurate support for large aircraft structures by ball joints in aircraft digital assembly, this paper aims to propose a novel approach based on visual servoing such that…

Vision and laser fused SLAM in indoor environments with multi-robot system

Haoyao Chen, Hailin Huang, Ye Qin, Yanjie Li, Yunhui Liu

Multi-robot laser-based simultaneous localization and mapping (SLAM) in large-scale environments is an essential but challenging issue in mobile robotics, especially in situations…

Assembly error propagation modeling and coordination error chain construction for aircraft

Feiyan Guo, Fang Zou, Jian Hua Liu, Qingdong Xiao, Zhongqi Wang

Manufacturing errors, which will propagate along the assembly process, are inevitable and difficult to analyze for complex products, such as aircraft. To realize the goal of…

A discrete fireworks optimization algorithm to optimize multi-matching selective assembly problem with non-normal dimensional distribution

Zhenyu Liu, Zhang Nan, Chan Qiu, Jianrong Tan, Jingsong Zhou, Yao Yao

The purpose of this paper is to apply firework optimization algorithm to optimize multi-matching selective assembly problem with non-normal dimensional distribution.

A self-adaptive alignment strategy for large components based on dynamic compliance center

Fuzhou Du, Ke Wen, Hao Yu

Aiming at the problems of geometric precision misalignment and unconsidered physical constraints between large components during the measurement-assisted assembly, a self-adaptive…

Energy efficient modeling and optimization for assembly sequence planning using moth flame optimization

Arif Abdullah, Mohd Fadzil Faisae Ab Rashid, S.G. Ponnambalam, Zakri Ghazalli

Environmental problems in manufacturing industries are a global issue owing to severe lack fossil resources. In assembly sequence planning (ASP), the research effort mainly aims…

Track-based analysis for profile generation on globoidal cam in automatic tool changer of CNC machining center

Kuldeep Verma, R.M. Belokar, Vinod Kumar Verma, Klimis Ntalianis

This paper aims to propose an elementary approach towards the measurement of a globoidal cam profile used in an automatic tool changer (ATC) of computer numerical control (CNC…

A coordination modelling approach for assembly of multi-constrained objects based on measured skin model

Yifan Jiang, Xiang Huang, Shuanggao Li, Zhengping Deng

The purpose of this paper is to propose an assembly coordination modelling approach based on measured data for assembly quality control of multi-constrained objects in aircraft…