scholarly journals Design of Integrated Computer Aided Process Planning and Bill of Material in Industry 4.0 Environment

2021 ◽  
Vol 328 ◽  
pp. 04025
Author(s):  
Rika Yunitarini ◽  
Ernaning Widiaswanti

Computer aided process planning (CAPP) has been widely used as an application that is able to plan the process in manufacturing with computer technology supporting. In its implementation, the process planning stage often requires complete data/information input regarding manufacturing products that will go through several process and operations. In the assembly process for example, before planning what process and operations will be carried out on a parts, the assembler must know the specifications and product structure, so that the assembly planning process becomes directed. The purpose of this research is to perform the design of integrated computer aided process planning and bill of material as the product structure that can support the planning process activities in manufacturing area and also suitable with industry 4.0 environment whereas the rapid changes in the information and communication technologies have broken the boundaries between virtual reality and the real world.

Author(s):  
Raymond C. W. Sung ◽  
James M. Ritchie ◽  
Theodore Lim ◽  
Hugo Medellin

Carrying out assembly process planning tasks manually is both time-consuming and requires a lot of effort. Due to this, a great deal of research has been carried out on computer-aided process planning (CAPP) and computer-aided assembly planning (CAAP) systems. This paper presents two virtual tools called COSTAR (Cable Organisation System Through Alternative Reality) and HAMMS (Haptic Assembly, Manufacturing and Machining System) that both have an assembly planning capability. To gain an insight into the processes that occur during a design and assembly task, two time and motion study methods called therbligs and chronocyclegraphs have been utilised in both virtual tools to carry out the investigation. In addition, a brief investigation has been carried out to examine the time savings of using the virtual tools in comparison with the traditional manual method.


2014 ◽  
Vol 598 ◽  
pp. 591-594 ◽  
Author(s):  
Li Yan Zhang

ISO 14649, known as STEP-NC, is new model of data transfer between CAD/CAM systems and CNC machines. In this paper, the modeling based on machining feature is proposed. The machining feature comes from the manufacturing process considering the restriction of machining technology and machining resource. Then the framework for computer aided process planning is presented, where the algorithms of operation planning is studied. The practical example has been provided and results indicate that machining feature based model can integrate with CAPP and STEP-NC seamlessly.


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