Line Balancing Improvement In The Welding Section Of A Car Assembling Plant
Author(s) -
Wen Kheong Chin,
Sha’ri Mohd Yusof
Publication year - 2012
Publication title -
jurnal teknologi
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.191
H-Index - 22
eISSN - 2180-3722
pISSN - 0127-9696
DOI - 10.11113/jt.v44.355
Subject(s) - humanities , physics , art
Kertas kerja ini membentangkan kajian kes masalah imbangan lini di kilang pemasangan kereta. Kajian ini bertujuan menyediakan alternatif dalam mengurangkan masalah semasa di lini kimpalan H–N bahagian pemasangan badan di loji tersebut. Kajian dilakukan untuk mengenal pasti bottleneck yang mengakibatkan tahap produktiviti rendah dan pembaziran sumber yang tinggi. Dengan menggunakan keputusan dari temubual tidak berstruktur, data kajian masa dan pemerhatian proses, masalah dianalisis dan punca utama yang dikenalpasti adalah ketidak seimbangan lini dan sistem pengendalian bahan yang kurang baik. Untuk mengatasi keadaan ini, beberapa alternatif telah dibentuk melalui teknik imbangan lini. QUEST iaitu perisian simulasi 3 dimensi kilang digital telah digunakan untuk menganalisis alternatif-alternatif tersebut. Proses telah dimodel mengunakan QUEST dan seterusnya simulasi dilakukan untuk keadaan semasa dan beberapa alternatif. Keputusan dari kajian simulasi dianalisis dan dinilai sebelum alternatif terbaik dicadangkan. Kertas kerja ini diakhiri dengan satu cadangan penyelesaian untuk membaiki imbangan lini di operasi kimpalan yang dipilih di syarikat tersebut. Kata kunci: Imbangan lini, peningkatan produktiviti, simulasi This paper presents a case study on a line balancing problem in a car assembling plant. This study was aimed at providing alternatives in reducing current problems at the H–N welding line of the body assembling section in the plant. Investigation was conducted to identify causes for bottlenecks that resulted in low productivity level and high resource wastage. Using the results of unstructured interviews, time study data and observations on the process, the problem was analysed and the main causes identified were unbalanced line and poor material handling system. To improve the current situation, alternatives were generated using line balance technique. QUEST, which is a 3D digital factory simulation software, was used in the analysis of the alternatives. The process was modelled using QUEST and simulation was conducted on the current system and also several possible alternatives. The results of the simulation studies were analysed and evaluated before the best alternative is selected and proposed. The paper culminates with a proposed solution to improve line balancing at the selected welding operations in the company. Key words: Line balancing, productivity improvement, simulation
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