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ARMATUR : Artikel Teknik Mesin dan Manufaktur
Published by Universitas Muhammadiyah Metro
ISSN : 2722080X     EISSN : 27220796     DOI : https://doi.org/10.24127
Core Subject : Engineering,
Aerospace Engineering Automotive Engineering Engineering Industrial & Manufacturing Engineering Mechanical Engineering
ARMATUR : Artikel Teknik Mesin dan Manufaktur [ISSN (online) : 2722-0796, ISSN (cetak) : 2722-080X], merupakan jurnal terbitan berkala yang diterbitkan oleh Program Studi Teknik Mesin, Fakultas Teknik, Universitas Muhammadiyah Metro. ARMATUR terbit 2 kali dalam setahun bulan Maret dan September, memuat hasil-hasil penelitian dalam bidang Teknik Mesin dan Manufaktur. Dalam sekali penerbitan, ARMATUR memuat 5-10 artikel dengan 5-10 halaman per artikel. Proses penerimaan naskah jurnal sepenuhnya dilakukan melalui Online Journal Sistem (OJS).
Arjuna Subject : Teknik (semua kategori) - Teknik Mesin
Articles 120 Documents
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ANALISIS KEGAGALAN PADA PROSES PEMOTONGAN MATERIAL MENGGUNAKAN MESIN TRULASER 5040 Kurniawan, Sandi; Aldo, Jefri; Hariyono, Hariyono
ARMATUR : Artikel Teknik Mesin & Manufaktur Vol. 4 No. 2 (2023): Jurnal Armatur
Publisher : Universitas Muhammadiyah Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/armatur.v4i2.3932

Abstract

The material-cutting process is one of the critical stages in the manufacturing industry that can affect the quality and success of the final product. The TruLaser 5040 machine is a material-cutting machine that is often used in industry to cut various types of materials with high precision. However, even though this machine has been well designed, failures sometimes occur in the cutting process which results in defects in the material being processed. This study aims to analyze the failures that occur in the material-cutting process using the TruLaser 5040 machine. This research uses a qualitative approach with a descriptive research type and the research informants are machine operators. This study has several stages which include data collection through direct observation, interviews, and descriptive analysis of the collected data. The results of the research conducted found several factors causing failure in the material cutting process including human error, machine error, material error, cutting size error, and cutting defects. Things that can be done to avoid material cutting failures are ensuring the condition of the machine and its main components such as nozzles, protective glass, and so on are in good condition. Material conditions must also be adjusted to the cutting parameters on the machine which include cutting distance, tip diameter, current, gas pressure, and cutting speed so that dross and defects do not occur in the cutting material.
Rancang Bangun Folding Scooter Electric (E-Scooter) Tianur, Tianur; Putra, Dicky Herlangga; Rahmawaty, Made
ARMATUR : Artikel Teknik Mesin & Manufaktur Vol. 4 No. 2 (2023): Jurnal Armatur
Publisher : Universitas Muhammadiyah Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/armatur.v4i2.3937

Abstract

Electric scooter is a short distance transportation tool that is used to make it easier for humans to move from one place to another. This transportation tool is designed as a means of transportation that is easy to carry, does not require large space for storage, is efficient and environmentally friendly. The E-Scooter is designed with a collapsible frame to make it easier for users to carry and store it. The E-Scooter has dimensions of 780 mm in length and 800 mm in height, besides that the speed of the E-Scooter can be adjusted according to the needs of its users and can be used in general. Brushless DC motors are used as the prime movers because they are efficient, environmentally friendly and suitable for electric vehicles. This E-Scooter also uses a UPS battery as its power source, so that users can drive a scooter at any time for long trips. if the UPS battery power runs out, the UPS battery can be recharged using a charger. The Brushless DC motor drives the sprocket and rear wheel on the E-Scooter. This E-Scooter can carry a maximum load of 80 kg. The speed that can be achieved is 16 km/hour on flat road conditions, and 11 km/hour on uphill roads. the duration of using this E-Scooter can reach 18 minutes of normal use on a good and uphill road surface.
Alat Perebus Dan Pengupas Telur Ayam Khamdi, Nur; Pratama, Tomy
ARMATUR : Artikel Teknik Mesin & Manufaktur Vol. 4 No. 2 (2023): Jurnal Armatur
Publisher : Universitas Muhammadiyah Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/armatur.v4i2.3960

Abstract

Chicken eggs are not strange among the people of Indonesia. Chicken eggs are usually consumed in the form of cooking. Processing of chicken egg that is by way of boiling and followed by stripping eggshell with purpose to make it easier to in direct consumption. With the development of technology, this work can be done by machinery, so the work becomes more effective, fast and productive. From this it will be designed tool that can boil and peel chicken eggs. Tools of boiling and peeling eggs using microcontroller ATMega8535 as a controller system, making it easier to process eggs. The working mechanism of the boiler and peeler is using DC motors, heater, and push button and ATMega8535 serves as the timer timer needed to boil the egg. Heater serves to heat the water in the pan to boil the eggs, timer from the microcontroller will be active to set the time of boiling eggs that have previously been set. When the timer has finished counting, the DC motor will be active and rotate the boiling pot until the egg is peeled and from the menu on the boilers and this chicken egg peelers have cooked eggs and middle eggs cooked on the boiled chicken egg yolk
Pengaruh Komposisi Cangkang Telur Sebagai Energizer Pada Proses Pack Carburizing Baja AISI 1018 Terhadap Peningkatan Sifat Mekanik Azmy, Ilham; Masruri, Deden; Shalahudin, Andhika Jalu
ARMATUR : Artikel Teknik Mesin & Manufaktur Vol. 4 No. 2 (2023): Jurnal Armatur
Publisher : Universitas Muhammadiyah Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/armatur.v4i2.3972

Abstract

AISI 1018 steel is classified as low-carbon steel which is widely utilized for mechanical components, construction, and pipes owing to its high strength and ductility. However, this steel has a limitation to less several mechanical properties viz. hardness and wear resistance. In this work, the pack carburizing process by using different composition of activated carbon and eggshell as energizer have been attempted to strengthen mechanical properties of AISI 1018 steel. The AISI 1018 steel specimens were heated in the furnace at 850 oC and holding time 3 hours, which subsequently rapid cooling process by sink into the water. The composition variations of pack carburizing process mainly contain 95% activated carbon - 5% eggshell, 85% activated carbon - 15% eggshell, and 75% activated carbon - 25% eggshell. Afterwards, it has clearly depicted that pack carburized AISI 1018 using 95% activated carbon - 5% eggshell as energizer possess intriguing microstructure transformation which influence to mechanical properties improvement such as high hardness value (394,2 HV) and good wear resistance (0,074 mm3/minute). Therefore, pack carburized AISI 1018 using 95% activated carbon - 5% eggshell as energizer gives a significant development to enhance AISI 1018 mechanical properties for long-life usage.
Pengaruh gelombang ultrasonik terhadap nilai kekerasan, laju korosi baja AISI 1020 pada larutan HCl 3,5% setelah proses quenching Prasetyo, Sugeng; Yuliani, Yuliani; MS, Firdaus
ARMATUR : Artikel Teknik Mesin & Manufaktur Vol. 4 No. 2 (2023): Jurnal Armatur
Publisher : Universitas Muhammadiyah Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/armatur.v4i2.4015

Abstract

Determination of the value of hardness, corrosion rate and microstructure after the quenching process with variations in immersion time with the help of ultrasonic waves, cooling media in 3,5% HCl solution. The specimens were placed in ultrasonic batches with a frequency of 45 KHz to obtain maximum results. the lowest hardness values ​​in water cooling media occurred at the time of immersion using ultrasonic waves 7 hours, tempering temperatures of 300°C, 400°C and 500°C were 0,6 HRA, 51.2 HRA, 51,6HRA for oil medium of 40 ,3HRA, 41.2HRA, 41.3HRA. While the value of the corrosion rate was obtained the higher the tempering temperature and the length of immersion time the corrosion rate decreased the corrosion rate value in the oil cooling medium was 0.1663 mm/year, 0.1663 mm/year, 0.4726 mm/year, respectively. as well as water cooling media, respectively, namely 0.2125 mm/year, 0.3151mm/year and 0.2538 mm/year. metallographic test results can be a lot of pearly and ferrite formed.
Evaluasi kinerja blower pada mesin pengering padi kapasitas 25-30 ton pada CV. XYZ: Evaluasi kinerja blower pada mesin pengering padi kapasitas 25-30 ton pada CV. XYZ Anjani, Ratna Dewi; Yasin, Muhammad Nur; Musthafa, Luthfi; Gumelar, Reza
ARMATUR : Artikel Teknik Mesin & Manufaktur Vol. 4 No. 2 (2023): Jurnal Armatur
Publisher : Universitas Muhammadiyah Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/armatur.v4i2.4035

Abstract

The Abstract Rice is the staple food for more than 95% of the Indonesian people, but sometimes it is difficult for tired to fulfill this demand because in the processing of rice itself it is necessary to dry the grain first, but this cannot be done if the weather is not supportive and also drying rice which requires a large area of ​​land for cultivation. Doing drying is what usually becomes an obstacle for farmers if the drying process of rice grain is constrained it will disrupt the level of stability of rice productivity and the supply of rice to the community will be hampered which leads to disruption of national food security. In this rice drying machine there are several main components, namely a blower and also a heating furnace. A rice dryer machine is a machine that functions to dry rice where the system works using a blower and also a heater to distribute hot air which ultimately dries the rice in the drying process, the rice is placed in a tub. shelter where the bottom is given a cavity to channel the hot air fired by the blower currently developing there are various types. There are those who continue to use sunlight as an energy source through solar panels, there are also those who use a microcontroller system. The purpose of this research is to evaluate the blowers that have been designed to still rely on the electricity supply from PLN to operate, there are also those who use diesel engines by utilizing fuel to know the performance that generated by the blower then tested on the blower the test results show the blower component can work well and the evaluation results get a blower efficiency result of 98.12% this great efficiency is influenced by the amount of energy or driving power given to the blower
Rancang Bangun Mesin Pengiris Pisang Otomatis: Rancang Bangun Mesin Pengiris Pisang Otomatis Panjaitan, Jodi Palermo; Jaenudin, Jajang; Khamdi, Nur
ARMATUR : Artikel Teknik Mesin & Manufaktur Vol. 4 No. 2 (2023): Jurnal Armatur
Publisher : Universitas Muhammadiyah Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/armatur.v4i2.4107

Abstract

The process of slicing bananas in Pekanbaru in general still uses simple and manual tools, because the public does not really understand about the tool of making banana slicers and the level of efficiency of the tool is still lacking. The process of processed production of bananas in MSME businesses and home industries is still constrained by the limited resources used one of them in the process of slicing bananas as raw materials for banana chips. By using this Banana slicer machine will cut the time of slice and power in a long time that is still done manually. The goal of the author of this final task is to design a model of a mechanical banana slicer with two blades, comparing the production of a three-blade banana slicer with a four-blade slicer. The process of this machine starts from peeling bananas from the skin, bananas will be placed on the funnel that will go to the blade. The working system of banana slicer, Bananas will be avoided on the funnel, on the funnel there is a proximity sensor that will detect bananas that will serve to turn on the motor. After the motor lives the blade plate will rotate so that the banana is sliced then the banana will come out through the funnel out with the shape of the banana that has been sliced. Electronic system control is done sequentially more precisely in its application. From the test results obtained that the thickness of bananas amounted to 2.39 mm. The main drive on the slice is the 1 phasa motor and uses a dimmer to set the turn speed of the 1 phasa motor. The slice process travels at a speed of 450 rpm in 14,892 seconds. This machine can slice as many as 967 bananas in 1 hour.
Mengurangi cacat spot welding pada proses pembuatan tuas rem belakang type KWBF dengan metode Taguchi di PT. Ciptaunggul Karya Abadi Azzahra, Salsa Fatima; Nugraha, Iwan; Sumarjo, Jojo
ARMATUR : Artikel Teknik Mesin & Manufaktur Vol. 4 No. 2 (2023): Jurnal Armatur
Publisher : Universitas Muhammadiyah Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/armatur.v4i2.4181

Abstract

The process of joining the Rear Brake Arm to resistance spot welding or spot welding is known to be found not a few defective products, consequently, it is essential to carry out study with the goal of minimizing defects in the Rear Brake Arm. Then there is still more to be researched concerning the influencet of spot welding parameters, especially the strong current associated with welding heat and plate thickness affecting the mechanical characteristics of spot welding on low carbon steel, in order to know the most appropriate combination of variables between welding current, welding time and plate thickness used. This research uses carbon steel plates (SPCC-SD) with a length of 1000 mm, a width of 200 mm, and a thickness on the plate of 3.2 mm. This research is intended to get the right parameters for the level of welding defects in the spot welding process. Spot welding is welded with the parameters of strong current (A) 7.5; 9.5; 9.9, Welding time (s) 1. 5; 1.7; 19 and load (Kg) 8; 10; 14. The process of improvement with the taguchi method there are two methods, namely the avarage method obtained research results showing that with a strong current of 9.9 amperes, welding time 1.9 second, and a load of 14 kg produces a good percentage of success compared to other variables. The component that is particularly crucial in the process of spot welding on the manufacture of Arm Rear Brake is the strong current. Then the S/N ratio method obtained results that show the smaller the results the better, so the setting of the spot welding machine in the manufacture of Arm Rear Brake with a strong current of 9.9 Ampere, welding time 1.9 second, and welding load of 14 Kg.Based on the Taguchi method researchers can find out the factors that are very influential on the process of Resisntace spot welding or spot welding, namely strong current, welding time, and load. From the results of research using the Taguchi method, the following are the right machine settings in the spot welding process, namely with a current strength of 9.9 Amperes, welding time 1.9 seconds and a load of 14 Kg.
Analisis cacat produk pada proses produksi Arm Rear Brake di PT. Ciptaunggul Karya Abadi. Pujoseno, Rauffan
ARMATUR : Artikel Teknik Mesin & Manufaktur Vol. 4 No. 2 (2023): Jurnal Armatur
Publisher : Universitas Muhammadiyah Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/armatur.v4i2.4284

Abstract

PT. Ciptaunggul Karya Abadi is a private company that manufactures metal stamping components, tools, and dies. This study aims to control poor product quality by using the FMEA method in the rear brake arm production process. Failure Mode and Effect Analysis (FMEA) is a technique for evaluating the level of reliability of a system to determine the effects of system failures. The method in this study was used to collect data by observing the results of arm rear brake production every March, April, and May 2022. From the results of this analysis, it was found that a process could produce a not-good product that has an RPN value from the highest to the lowest. Blanking Process got a score of 144, spot welding got a score of 112, restrike got a score of 84, bending one got a score of 75, bending two got a score of 32, broaching got a score of 32, and the piercing process got a score of 9. One of the main causes of this bad product is operator error. when operating the machine during the rear brake manufacturing process. Another cause is engine damage that requires regular maintenance.
Desain Rancang Bangun Inovasi Teknologi Rocket Stove Hemat Energi Dan Turbin Ventilator Sebagai Upaya Optimalisasi Peningkatan Kapasitas Produksi Keripik Ikan Kunir Yanuar, Setiyo Ferdi; Ana Mufarida , Nely; Darma Setiawan, Orisanto
ARMATUR : Artikel Teknik Mesin & Manufaktur Vol. 5 No. 1 (2024): Jurnal Armatur
Publisher : Universitas Muhammadiyah Metro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24127/armatur.v5i1.3784

Abstract

UD. Farah is a well-known trading business in Situbondo that specializes in producing highly sought-after fresh seafood chips called "Ikan Kunir". However, the production capacity is still low due to the use of traditional equipment in the kitchen. To address this, the development of technology using a Rocket Stove is necessary. The Rocket Stove design allows for high-temperature wood combustion, resulting in complete combustion, increased heat energy, and smoke-free operation. It is also more fuel-efficient compared to open fire, saving up to 50% fuel. Furthermore, the current kitchen conditions lack attention to health and safety aspects, leading to smoke-filled, messy, dirty, and dark environments. To improve air circulation and increase production efficiency, a Turbine Ventilator will be installed in the combustion area. This applied research focuses on designing and innovating energy-efficient Rocket Stove technology and utilizing a Turbine Ventilator to enhance the production efficiency of Ikan Kunir chips in terms of time, cost, and energy. The breakthrough aims to improve user health by achieving complete combustion and reducing smoke emissions. The goal of this activity is to address the business partner's challenges, particularly in increasing product capacity and improving occupational health and safety management.

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