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RANCANG BANGUN MESIN IMPAK CHARPY DAN KESAN PERTAMANYA TEHADAP MINAT BELAJAR MAHASISWA PADA MATAKULIAH ILMU BAHAN Munib Rosadi, Mohammad; Basuki; Samudra, Agung; Hasbi Ramadani, Ali
Reaktom : Rekayasa Keteknikan dan Optimasi Vol 4 No 1 (2019)
Publisher : Universitas Hasyim Asy'ari

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33752/reaktom.v4i1.422

Abstract

The need for measuring the mechanical properties of material in the Material Science course makes thecharpy impact machine to be immediately presented to be a supporting tool as well as a reference forstudents in carrying out impact testing. The purpose of this study was to find out how to design and createa charpy impact machine, find out how to work and analyze performance based on the impact energyreceived by the specimen and find out the impact on student learning interest in the Materials Sciencecourse. This research is a design research that ultimately produces a product. The performance of the tooluses ten steel specimens with dimensions of 10mm x 10 mm x 55 mm indicating an average impact priceof 1,509601 J / mm2. The measurement results of the learning interest questionnaire showed an indicatorof student interest in the presence of the charpy impact testing machine in the materials science course at73.68%..Keywords: design, impact, charpy, learning interest
Pengaruh Penggunaan Media Trainer Kopling Terhadap Motivasi Belajar Mahasiswa Pada Matakuliah Elemen Mesin I Munib Rosadi, Mohammad; Basuki, Basuki; Hadi, Fajar Satriya
Syntax Literate Jurnal Ilmiah Indonesia
Publisher : Syntax Corporation

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (2530.513 KB) | DOI: 10.36418/syntax-literate.v8i4.11642

Abstract

Matakuliah Elemen Mesin I merupakan matakuliah inti pada Prodi Teknik Mesin, Fakultas Teknik Universitas Hasyim Asy’ari. Salah satu materi dalam matakuliah ini mempelajari tentang sistem kopling yang didalamnya terdapat materi daya, momen puntir, gesekan dan tegangan. Menilik pentingnya materi dalam matakuliah ini, maka penting untuk membuat pendekatan nyata dalam bentuk praktikum dengan cara memberikan pengalaman secara langsung bagaimana sebuah sistem kopling bekerja beserta perhitungan gaya-gaya yang bekerja di dalamnya. Sehingga perlu dihadirkan trainer kopling untuk menunjang pembelajaran mahasiswa. Tujuan penelitian ini secara khusus adalah mengetahui pengaruh trainer terhadap motivasi belajar mahasiswa pada pembelajaran matakuliah Elemen Mesin I materi kopling. Pada mulanya dirancang dan dibangun sebuah trainer kopling yang kemudian dihadirkan pada pembelajaran. Metode pada penelitian ini termasuk dalam metode eksperimental. Desain penelitian menggunakan one group pre-test post-test design. Instrumen penelitian berupa angket dengan 20 butir pernyataan motivasi belajar yang terbagi kedalam lima sikap yaitu: (1) menumbuhkan rasa percaya diri; (2) memusatkan perhatian; (3) rasa suka; (4) ketertarikan; dan (5) keaktifan . Hasil penelitian merujuk pada hasil angket yang mengukur lima sikap didapatkan hasil bahwa menumbuhkan rasa percaya diri memiliki skor dominan dengan membukukan 342 poin, diikuti dengan memusatkan perhatian dengan skor 333, rasa suka mencapai skor 332, ketertarikan dengan skor 325 dan keaktifan pada posisi terakhir dengan skor 310.
Pengembangan Mesin Pencacah Plastik Menggunakan Sistem Transmisi Gearbox Abidin, Zainal; Basuki; Munib Rosadi, Mohammad; Arif Irfai, Mochamad; Eka Pramitasari, Retno
Jurnal MOTION ( Manufaktur, Otomasi, Otomotif, dan Energi Terbarukan) Vol. 1 No. 1 (2022): Jurnal MOTION: November
Publisher : UNHASY

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33752/motion.v1i1.3473

Abstract

The development of a plastic waste chopper machine with a gearbox transmission system was carried out because in previous studies there were still shortcomings, namely not being able to operate optimally because during the enumeration of plastic waste there was often a slip on the v-belt. So that this development is carried out using a gearbox transmission system so that the rotation when chopping is more leverage. The research method used is the R&D (research and development) method, a method or step to produce new products or develop existing products, and is used to test the effectiveness of the product. For engine specifications, it uses an electric motor with a speed of 1400 rpm, and a gearbox transmission system with a ratio of 1:50 as a transmission between the motor and the blade shaft. This study uses a type of PET plastic glass waste to be chopped. The results of the minimum engine speed of 16.6 rpm, gearbox output rotation of 28 rpm, rotation of the knife shaft 27 rpm, the value of the force on the count of 9.8 N, the pulley rotation of 1200 rpm, the ratio of the chain rotation speed of 1.037 and the number of connected sprockets. the gearbox has 46 teeth, while the sprocket connected to the blade shaft has 44 teeth. So that the resulting engine capacity is 1.02 kg/hour. In addition to the results of machine calculations, machine validation tests were also carried out that for the engine design assessment of 81.25% with very good criteria, engine function of 91.6% with very good criteria, while the calculation of machine capacity was 85% with very good criteria.
Pengembangan Mesin Pencacah Plastik Menggunakan Sistem Transmisi Gearbox Abidin, Zainal; Basuki; Munib Rosadi, Mohammad; Arif Irfai, Mochamad; Eka Pramitasari, Retno
Jurnal MOTION ( Manufaktur, Otomasi, Otomotif, dan Energi Terbarukan) Vol. 1 No. 1 (2022): Jurnal MOTION: November
Publisher : UNHASY

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33752/motion.v1i1.3473

Abstract

The development of a plastic waste chopper machine with a gearbox transmission system was carried out because in previous studies there were still shortcomings, namely not being able to operate optimally because during the enumeration of plastic waste there was often a slip on the v-belt. So that this development is carried out using a gearbox transmission system so that the rotation when chopping is more leverage. The research method used is the R&D (research and development) method, a method or step to produce new products or develop existing products, and is used to test the effectiveness of the product. For engine specifications, it uses an electric motor with a speed of 1400 rpm, and a gearbox transmission system with a ratio of 1:50 as a transmission between the motor and the blade shaft. This study uses a type of PET plastic glass waste to be chopped. The results of the minimum engine speed of 16.6 rpm, gearbox output rotation of 28 rpm, rotation of the knife shaft 27 rpm, the value of the force on the count of 9.8 N, the pulley rotation of 1200 rpm, the ratio of the chain rotation speed of 1.037 and the number of connected sprockets. the gearbox has 46 teeth, while the sprocket connected to the blade shaft has 44 teeth. So that the resulting engine capacity is 1.02 kg/hour. In addition to the results of machine calculations, machine validation tests were also carried out that for the engine design assessment of 81.25% with very good criteria, engine function of 91.6% with very good criteria, while the calculation of machine capacity was 85% with very good criteria.