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Improved of Process Production Disc Car Whell Type PSD3K (City Car Type) Hasan, Herry Patria; Susanto, Iwan; Belyamin; Kamal, Dianta Mustofa; Ing-Song Yu
Recent in Engineering Science and Technology Vol. 2 No. 04 (2024): RiESTech Volume 02 No. 04 Years 2024
Publisher : MBI

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59511/riestech.v2i04.71

Abstract

This research accelerates the production process with the aim of increasing productivity from Manufacturers engaged in the manufacture of automotive parts currently experiencing an increase in sales orders on the other hand facing problems in productivity due to cracked side dies in rim production to 1400 pcs. The cracking of the side die is due to thermal shock that occurs to accelerate the production process, as a result of which cracks occur in the side die. With the concept of conducting research in the field of direct production then analyzing the characteristics of mold materials, die characteristics, process characteristics, characteristics of finished products before and after changes by testing the results of the laboratory of measuring instruments and conducting trials of variations in machine setting parameters, variations in the production process and products produced. The experiment involved changing the standard temperature from 520 °C–545 °C to 532 °C–538 °C and reducing the immersion time from a minimum of 270–540 seconds to 332 seconds. It reduces the soaking time from 69 seconds to 46 seconds and the aging time from 190 seconds to 180 seconds, increasing the casting productivity from 194,870 Pcs/28 days to 213,311 Pcs/28 days from seven machines, thus meeting the customer's requirement of 200,000 Pcs/28 days without cracking side die. Durability testing on five product samples in accordance with TSD5605G standards confirms that the quality meets customer specifications. The results of this study prove that SKD6 matrial is much stronger than FCD550 against thermal shock. Keywords: thermal shock, die disc car wheel, manufacturing, automotive parts, casting productivity
Improved Thermal Shock Resistance of Side Die Material for Increased Production of Disc Car Whell Type PSD3K Hasan, Herry Patria; Susanto, Iwan; Belyamin, Belyamin; Kamal, Dianta Mustofa; Tjahyono, Seto
Jurnal Mekanik Terapan Vol 5 No 1 (2024): April 2024
Publisher : Politeknik Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32722/jmt.v5i1.6368

Abstract

PT.XYZ merupakan manufaktur yang bergerak dibidang pembuatan suku cadang automotive saat ini mengalami peningkatan sales order dilain sisi menghadapi masalah pada produktivitas akibat dari side die retak pada shoot ke 1400 Pcs .Retaknya side die dikarenakan adanya shock thermal yang terjadi guna percepatan proses produksi, akibatnya pada side die terjadi retakan. Riset dilakukan untuk meningkatkankan ketahanan side die terhadap shocktermal dengan mengganti material side die dari FCD550 ke SKD6 dengan tujuan meningkatkankan performance side die untuk peningkatan produktivitas. Dengan konsep melakukan penelitian dilapangan produksi langsung kemudian menganalisa kareteristik material FCD550 dan SKD6, Karateristek die , Kareteristik proses , Karakteristik produk jadi sebelum dan setelah perubahan dengan pengujian hasil lab alat ukur serta melakukan trial variasi parameter setting mesin , variasi proses produksi dan produk yang dihasilkan. Dari hasil penelitian ini membuktikan bahwa Matrial SKD6 jauh lebih kuat dibandingkan FCD550 terhadap shock thermal die disc car Whell ini terlihat pada kondisi material side die menggunakan FC550 produksi stop pada saat 1400 Pcs , Hasilnya setelah side die menggunakan material SKD6 sampai dengan produksi ke 20000 pcs side die tidak terjadi retakan
Acceleration of Production Process by Ergonomic Design Hasan, Herry Patria; Belyamin; Iwan Susanto; M Sjahrul Annas
Jurnal Teknologika Vol 14 No 2 (2024): Jurnal Teknologika
Publisher : Sekolah Tinggi Teknologi Wastukancana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51132/teknologika.v14i2.288

Abstract

PT. XYZ experienced load imbalance with the production capacity of the D17D product line in the molded production area, The existence of gaps 70 seconds between the standard SOP time of 360 seconds and the actual process time of 430 seconds. This difference occurs due to each process being unbalanced, the results of the process are not the same. With the concept of conducting research in the field of direct production then analyzing the rubberistics of the production process, it is hoped that the problems that occur can be found solutions to eliminate young time (in vain). From the results of this study proves that designing Jig & fixture as a tool to reduce the imbalance of each process where in the Unloading pressing rubber process there is an ergonomic influence that causes the operator to experience MSDs so that production results do not reach the target. As a result, after designing a tool to help the unloading process of the D17D product rubber press machine in the molded area, there was an acceleration of the process where the SOP time was 360 seconds before repairs was carried out 430 seconds after repair to 340 seconds