Quis 1 : Proses Produksi Dan Konstruksi Mesin ( Ppkm ) - Mesin Frais

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| By Pakwarsito
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Quis 1 : Proses Produksi Dan Konstruksi Mesin ( Ppkm ) - Mesin Frais - Quiz

Menerapkan Pekerjaan Pengefraisan ( milling ) SMK Negeri 2 Sukoharjo


Questions and Answers
  • 1. 

    Mesin frais digunakan untuk proses pemesinan seperti

    • A.

      Pemotongan ulir

    • B.

      Pengeboran

    • C.

      Pemotongan roda gigi

    • D.

      Pereameran

    • E.

      Penggerindaan

    Correct Answer
    C. Pemotongan roda gigi
    Explanation
    Mesin frais digunakan untuk pemotongan roda gigi. Pemotongan roda gigi adalah salah satu proses pemesinan yang dilakukan menggunakan mesin frais. Mesin frais memiliki kemampuan untuk menghasilkan roda gigi dengan presisi tinggi dan kehalusan permukaan yang baik. Dalam proses ini, mesin frais menggunakan pisau frais khusus yang dirancang untuk membuat gigi pada roda gigi dengan ukuran dan bentuk yang diinginkan. Pemotongan roda gigi merupakan salah satu aplikasi utama mesin frais dalam industri manufaktur.

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  • 2. 

    Yang menunjukkan ukuran mesin frais, salah satunya adalah......

    • A.

      Panjang langkah memanjang

    • B.

      Tinggi mesin

    • C.

      Besar head

    • D.

      Lebar landasan

    • E.

      Lebar mesin

    Correct Answer
    A. Panjang langkah memanjang
    Explanation
    The correct answer is "panjang langkah memanjang" because the length of the longitudinal stroke is one of the measurements that indicate the size of a milling machine. This refers to the distance the milling table can travel in the longitudinal direction. The longer the stroke, the larger the machine's capacity to handle larger workpieces.

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  • 3. 

    Pisau frais mantel digunakan untuk pengefraisan......

    • A.

      Alur

    • B.

      Rata dan lebar

    • C.

      Pemotongan

    • D.

      Grove

    • E.

      Penguliran

    Correct Answer
    B. Rata dan lebar
    Explanation
    The correct answer is "rata dan lebar". Pisau frais mantel digunakan untuk pengefraisan alur, rata dan lebar. This means that the mantle end mill is used for milling flat and wide surfaces.

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  • 4. 

    Berikut ini berfungsi untuk menjepit benda kerja yang persegi...

    • A.

      Klem bulat

    • B.

      Baut penjepit

    • C.

      Ragum mesin

    • D.

      Independen chuck

    • E.

      Mur penjepit

    Correct Answer
    C. Ragum mesin
    Explanation
    The correct answer is "ragum mesin." Ragum mesin is a type of machine vise that is used to clamp square workpieces. It is specifically designed to securely hold and grip square-shaped objects during machining operations.

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  • 5. 

    Berikut ini adalah pisau yang dapat digunakan untuk mengebor

    • A.

      End mill

    • B.

      Sliting saw

    • C.

      Slot mill

    • D.

      Alot mill

    • E.

      T slot

    Correct Answer
    C. Slot mill
    Explanation
    A slot mill is a type of cutting tool that is used to create slots or grooves in a workpiece. It has a cylindrical shape with multiple teeth or flutes on its cutting edge, allowing it to remove material as it rotates. This type of tool is commonly used in milling operations to create slots, channels, or grooves of various widths and depths. It is different from an end mill, slitting saw, and T slot, which have different shapes and purposes in machining processes. "Alot mill" is not a recognized term in machining.

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  • 6. 

    Untuk membuat alur pasak yang terkurung digunakan

    • A.

      Face mill

    • B.

      Shell end mill

    • C.

      Pisau radius

    • D.

      Pisau ekor burung

    • E.

      Pisau frais alur melingkar

    Correct Answer
    E. Pisau frais alur melingkar
    Explanation
    The correct answer is "pisau frais alur melingkar". This tool is used to create a closed groove or slot in a workpiece. It has a circular shape and is designed specifically for milling circular grooves. The other options, such as face mill, shell end mill, radius cutter, and dovetail cutter, are not suitable for creating closed grooves.

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  • 7. 

    Untuk mengatur/mengecek kelurusan dan kesejajaran  waktu memasang ragum pada meja mesin frais , digunakan :

    • A.

      Vernier caliper

    • B.

      Hight gauge

    • C.

      Dial indikator

    • D.

      Paralel

    • E.

      Micrometer

    Correct Answer
    C. Dial indikator
    Explanation
    A dial indicator is used to set and check the straightness and alignment of the thread on the milling machine table. It is a precision measuring tool that can measure small distances and variations in height or depth. By using a dial indicator, the operator can ensure that the thread is installed correctly and aligned properly, which is crucial for the accuracy and quality of the milling process.

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  • 8. 

    Pisau frais roda gigi tipe plain digunakan untuk pengefraisan berikut kecuali 

    • A.

      Pemotongan

    • B.

      Pengasaran

    • C.

      Finishing

    • D.

      Pengefraisan gigi yang besar

    • E.

      Penggerindaan

    Correct Answer
    D. Pengefraisan gigi yang besar
    Explanation
    The correct answer is "pengefraisan gigi yang besar". This is because the plain gear hob is not suitable for machining large teeth. It is mainly used for cutting, grinding, and finishing operations.

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  • 9. 

    Pisau frais yang ada di lapangan pada umumnya dioperasikan dengan ... 

    • A.

      Putar kanan

    • B.

      Putar kiri

    • C.

      Putar bolak balik

    • D.

      Putarbelakang

    • E.

      Asal putar

    Correct Answer
    A. Putar kanan
    Explanation
    Pisau frais yang ada di lapangan pada umumnya dioperasikan dengan putar kanan. Ini karena putaran pisau frais secara umum mengikuti arah jarum jam untuk memotong material dengan efektif. Dalam beberapa kasus, pisau frais juga dapat dioperasikan dengan putar kiri tergantung pada jenis material yang sedang diproses atau kebutuhan khusus lainnya. Namun, secara umum, putar kanan adalah metode yang paling umum digunakan dalam pengoperasian pisau frais di lapangan.

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  • 10. 

    Pisau frais mantel dipasang pada ...

    • A.

      Arbor panjang

    • B.

      Arbor baut

    • C.

      Arbor tirus

    • D.

      Adaptor

    • E.

      Stator

    Correct Answer
    A. Arbor panjang
    Explanation
    The correct answer is "arbor panjang" because a "pisau frais mantel" (mantel milling cutter) is typically installed on a "arbor panjang" (long arbor) to ensure stability and proper alignment during the milling process. The long arbor provides better support and reduces the risk of vibration or wobbling, which can affect the accuracy and quality of the milling operation.

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  • Current Version
  • Mar 21, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Feb 03, 2017
    Quiz Created by
    Pakwarsito
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