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Journal : Serambi Engineering

Analisis Pengaruh Clearance terhadap Hasil Potong pada Proses Stamping Produk Member Floor Side Inner LH Desy Agustin; Ibnu Syihab; Abdul Wahid Arohman; Edwin Sahrial Solih; Fredy Sumasto
Jurnal Serambi Engineering Vol. 9 No. 1 (2024): Januari 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

The development of production demands in the automotive industry has resulted in an increase in the need for various shapes and types of metal materials. Components used in automotive industrial production require the strength and durability of metal materials. The products produced in this sector are very diverse, including engine components, vehicle body parts and various vehicle accessories. To be able to meet customer demands for quality and efficiency, adequate production process support tools are needed, of course, such as dies. This tool is very suitable for making products from sheet metal with the same shape and in large quantities in a relatively short time. However, in making printing equipment (Dies) it does not require operation, it requires precise calculations so that accurate process results will be obtained, especially in calculations and clearance accuracy. Efforts to improve quality and efficiency in the product manufacturing process, for this reason, an analysis and improvement of the clearance of the cut results on SPC440 material with a thickness of 1 mm for the Member Floor Side Inner Lh product was carried out. The results of the improvement in the clearance of the part were able to optimize the clearance value from 0.06mm to 0.075mm
Strategi Keberlanjutan dalam Proses Produksi Tahu: Pendekatan Lean Manufacturing untuk UMKM Fredy Sumasto; Adhitya Nugraha Duwan Putra; Muhammad Riezqi Ibrahim; Adrian Januar Wahab; Muhammad Ryas Anugrah Sahnun; Edwin Sahrial Solih; Desy Agustin
Jurnal Serambi Engineering Vol. 9 No. 1 (2024): Januari 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

This study aims to improve the efficiency of tofu production at Haji Ripit tofu factory through the application of Lean Manufacturing principles. The analysis was conducted using the Value Stream Mapping (VSM) method to identify and overcome time waste in the production process. The results showed the main problems, namely waste waiting and waste motion. Waste waiting was identified in the process of moving the stew to the filter, while waste motion was caused by the inefficient arrangement of the filter. To overcome the waste waiting, a modification was made to the boiling furnace by adding a hole for the output of the stew. This change successfully reduced the cycle time of the pouring process from 2000 seconds to 400 seconds, with a cycle time difference of 1600 seconds. In addition, to address waste motion, a re-layout was proposed by unifying the workbenches in the molding, cutting, and packaging processes. The results of the re-layout proved the reduction of movement time from molding to cutting process from 10 seconds to none. This research makes an important contribution in the context of improving efficiency and productivity in tofu factories, and the results can serve as a reference for similar industries in improving their operational performance through the implementation of Lean Manufacturing.
Penerapan Prinsip 5S untuk Mengurangi Waste Motion dalam Proses Layanan Galon R-Water Fredy Sumasto; Sri Hasyib Saputri; Rifqi Syahputra Awani; Aldi Maulana; Kristofer Simanjuntak; Ahlan Ismono; Supardi
Jurnal Serambi Engineering Vol. 9 No. 1 (2024): Januari 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

This research aims to reduce waste in the R-WaterFilling Service Small and Medium Enterprises (SMEs) by applying the principles of Lean Manufacturing, specifically 5S (Seiri, Seiton, Seiso, Seiketsu, Shitsuke). The main problem identified is the length of service time caused by waste, which often hinders the achievement of daily sales targets. Through the Lean Manufacturing approach, we mapped and identified waste through Value Stream Mapping and Process Activity Mapping. The results of Value Stream Mapping show that R-Water's service process lead time is 822.22 seconds. Waste identification revealed the existence of waste motion in filling gallons of water. Based on these findings, root cause analysis was conducted using the Lean Manufacturing 5 Whys approach. The improvement phase was based on the root cause and applied the 5S principles. This improvement's results significantly impacted, reducing the lead time to 750.2 seconds. This research makes an essential contribution to minimizing waste in the service process, which in turn improves operational efficiency and helps achieve set sales targets.
Analisis Perbaikan Sistem Kerja dengan Penerapan Metode 5R di Bengkel Bina Motor Service Jakarta Utara Indra Rizki Pratama; Arif Dzulfikar; Busharmaidi; Fredy Sumasto; Isma Wulansari
Jurnal Serambi Engineering Vol. 9 No. 2 (2024): April 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

The existence of quite tight competition in the automotive sector, especially workshops, makes customers more careful in choosing a quality workshop. The work system of the Bina Motor Services and Spare Parts workshop is classified as inefficient, because customers still wait quite a long time when carrying out motorbike services. Therefore, the aim of this research is to apply the 5Rs to create a more efficient and productive work system. The research method used is qualitative through observation and interviews to determine deficiencies in each stage of the 5S and the solutions. Implementation of 5R in the Bina Motor Services and Spare Parts workshop starts from the first stage, seiri, cleaning and disposing of unused items so that the work space becomes wider. The second stage, seiton, at this stage the activities carried out are grouping workshop equipment so that equipment is picked up more quickly by a mechanic. In the third stage, seiso, routine cleaning of workshop equipment from dust, dirt and oil is carried out. The fourth stage, seiketsu, there is a checklist so that the implementation of 5R is carried out continuously. In the final stage, shitsuke, there is a 5R poster put up to remind all Bina Motor Services and Spareparts workshop employees to always implement 5R in the workshop.
Perancangan Jig Machining untuk Perbaikan Electroda ST-03 Sanurya Putri Purbaningrum; Arif Muttaqin; Fredy Sumasto; Edwin Sahrial Solih
Jurnal Serambi Engineering Vol. 9 No. 2 (2024): April 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

The automotive industry in Indonesia is one of the priority industrial sectors that is developing quite rapidly. The automotive component production process in industry generally includes the molding process, welding process, assembly process, and automotive component quality control process. During the welding process,the ST-03 electroda used by PT ST-03 electroda repairs were carried out using a CNC Milling machine. The electroda repair process is carried out one by one with a total time of 120 minutes or 2 hours per day. The large amount of time required for the repair process makes loading parts hampered. Therefore, a jig machining design was carried out to speed up the electroda repair process. The ST-03 jig machining material used is SS 400 iron. The product design was carried out using CAD software and then simulated using CAM. The simulation results show that the use of jig machining can reduce production time by 98%or 118 minutes. This is because in one set up you can repair 20 electrodas so that in 1 day you only need to do 3 set ups. The profit obtained from using the ST-03 jig machining electroda is 166,500,000 rupiah per year.
Perancangan Tata Letak Gudang Finish Good pada Perusahaan Komponen Otomotif Febriza Imansuri; Rahmat Dwi Febriyanto; Fredy Sumasto; Emi Rusmiati; Indra Rizki Pratama; Feby Gusti Dendra
Jurnal Serambi Engineering Vol. 9 No. 3 (2024): Juli 2024
Publisher : Faculty of Engineering, Universitas Serambi Mekkah

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Abstract

PT HMG is a manufacturing company that uses injection moulding machines to produce plastic components for the electronics, automotive and engineering industries. The problems found at PT HMG are that the finished goods are not placed in an orderly manner or that the goods are not neatly arranged. The placement of these goods is still mixed with goods that have run out, so the process of moving goods is not optimal and the risk of picking inappropriate goods is higher. This has an impact on delivery errors and the sub-optimal process of moving goods can cause delays in delivery to the customer. Dedicated storage is a layout design method for storing goods where the storage location is fixed. This method uses throughput as areference when positioning goods so that goods with a high flow of movement are prioritised to minimise the time it takes to move goods to I/O points. The difference in the total distance to the I/O point for the proposed layout is 17,809 metres, or 9% of the previous layout. With this layout improvement, the company is able to reduce the waste caused by material handling activities in the finished goods warehouse.
Co-Authors Abdul Wahid Arohman Adhitya Nugraha Duwan Putra Adrian Januar Wahab Ahlan Ismono Ahlan Ismono Aisyah, Siti Aji, Reza Melliyanno Putra Al Kautsar Permana Aldi Maulana Ali Rachman Hakim Ambarwati, Laksmi Aminudin, Muhammad Amrin Rapi Anita Putri Permatasari Ardy Riyanto Arif Dzulfikar Arif Muttaqin Aritama, Ditya Arrofah, Muhammad Arif Azzahra, Sabrina B. Handoko Purwojatmiko B. Handoko Purwojatmiko Bayu Samudra Bifadhlih, Nafroh Busharmaidi Cantika Puspa Maharani Cessari, Raissa Annisa Chayatunnufus, Tasya Desy Agustin Dewi Auditiya Marizka Dianasanti Salati Emi Rusmiati Emi Rusmiati Fathullah, Abi Sufyan Febriza Imansuri Febriza Imansuri Febriza Imansuri Febriza Imansuri Feby Gusti Dendra Hakim , Ali Rachman Hakim, Ali Rachman Hermawan, Yuda Ibnu Syihab Ikhsanjani, Abdul Malik Imansuri, Febriza Imansuri, Febriza Imansuri, Febriza Imansuri Imdam, Irma Agustiningsih Indra Rizki Pratama Indra Rizki Pratama Irma Agustiningsih Imdam Isma Wulansari Isma Wulansari Ismono, Ahlan Kristanto, Putri Andini Kristofer Simanjuntak Kurnianto, Radif Lai, Kenny Lianny, Indah Kurnia Mahasih Ma’ruf, Muhammad Irvan Tantyagus Mohammad Wirandi Muhamad Agus Muhamad Fahrul Rozi Muhamad Zen Muhammad Aminuddin, Muhammad Muhammad Raihan Akbar Muhammad Riezqi Ibrahim Muhammad Ryas Anugrah Sahnun Muhammad Zen Nurhadi, Fadhil Fadhlurrohman Paramita, Astriyani Sandya Prajoti, Harzya Dahmar Prajoti Purwojatmiko, B. Handoko Purwojatmiko, Handoko Putra Satria Ra, Taufiqurrahman Rafi Ramadhani Jiwanto Rahmat Dwi Febriyanto Rahmat Dwi Febriyanto Rangkuti, Indra Yusuf Reza Melliyanno Putra Aji Ridho Hans Gurning Rifqi Syahputra Awani Rozi, Muhamad Fahrul Rozi, Muhammad Fahrul Rusmiati, Emi Safril Safril Safril Salam, Suriadi A. Salati, Dianasanti Samudra, Bayu Samudra, Bayu Sanurya Putri Purbaningrum Saputra, Alfiolani Saputra, Yogi Pangestu Satria, Adam Sayidina, Anabel Marcia Septian Adi Cahyo Shabrina Razan Putri Pribadi Shafiratul Fajri Harisul Husna Shafly, Naufal Lukman Siti Aisyah Siti Aisyah Soekarno, Rahadyan Jyestha Soekarno Solih, Edwin Sahrial Sri Hasyib Saputri Supardi Suroso, Finna Syaeful, Muhamad Eryl Saputra Syarifudin, Ahmad Syarifudin Teguh Fathurohman Vebriyanti Hayoto Violeta, Kesya Anatama Violeta Wilda Sukmawati Wirandi, Mohammad Wulansari, Isma Wulansari Yesaya Abdi Nugroho