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Unit Industry Sector
Manufacturing & Product Development

Unit Originally Created By: CTE Online

Sheet Metal Projects, Characteristics and Sheet Metal Machines

Part of Course: Metals 1 and 2 Model

Unit Overview / Details

This unit includes sheet metal processes and sheet metal characteristics.  The lessons include safety procedures, planning , layout,  and construction of small projects that teach basic operation of hand tools and sheet metal equipment.

Instructional Hours

Classroom/Lab
2 Weeks

Content / Concepts

  • following safety procedures in the lab setting
  • layout procedures from a working blueprint or drawing
  • use of hand tools for layout, punching holes, cutting and filing
  • finishing sheet metal with abrasives
  • stamping using metal letter stamps
  • bending, folding and cutting metal using sheet metal machines

Standards

Lessons in this Unit

  • Christian Kinsey
    This is the first project of my Metal I class. Students will learn how to use aviation snips, ruler, sheet metal gauge, lettering stamps, combo square, and scribe. These three dog tags will be used to check out tools later in the year.

    Making Dog Tags
    2 - 3 Class Periods
  • This lesson is designed as a very basic first assignment for my METALS I students as a way to introduce them to various tools, terms, safety, and the importance of taking precise notes and accurate measures when provided specs for a given task.

    In the end each student will produce two covers for the vise jaws made from two 4.5 x 2.5 inch pieces of 18 gauge galvanized sheet metal. Students spend about the first 10-15 minutes of this lesson getting direct instruction from me on the exact procedure to follow in order to measure, mark, scribe, cut, and finally form their covers. I allow them an eighth of an inch tolerance from my specs. They may use their notes and diagrams during their time in the shop.

    1 Full Class Period
    57 Minutes

  • This is the second sheet metal project (15 points)made in the first week of a Metals 1 Class. This lesson will challenge the entry-level student to make a small toy called the pinwheel from two pieces of 24 gauge galvanized sheet metal. The student will use basic sheet metal machines and processes to construct this small toy.

    Class Demo each day
    15 Minutes
    Lab Time
    3 - 5 Class Periods
  • By Brian Donnelly

    This lesson is geared for beginning level students. The focus is on helping students develop a basic understanding of how sheet metal can be rolled and punched to form a metal bracelet. The activities do not require a metal shop; they can be completed with simple available hand tools.

    Exploring Sheet Metal and Jewelry
    1 Class Period
    Designing the Bracelet
    1 Class Period
    Fabricating the Bracelet
    1 Class Period
    Reflection and Assessment
    1 Class Period
  • This two part lesson is designed to utilize the sheet metal fabrication skills that students have previously been taught in the areas of safety and basic sheet metal layout and fabrication. It is built upon a foundation of student knowledge through text assignments and hands-on activities in the areas of safety, drafting, hand tools, layout, cutting and bending. The lesson will also involve problem solving skills, measurement and math.

    In the end, the student will produce a sheet metal box and cover made from a specified size of 26 gauge galvanized sheet metal. In part 1, the first hour will involve getting direct instruction from me on procedures and requirements, as well as producing the initial project plans. The second hour will be used to produce the box from their plans. In Part 2, the first and second hours will be used to solve the problem for producing a cover that will fit the box using the amount of sheet metal that was left over from the original sheet that the student was given.  

    Two Class Periods
    2 Hours
  • In this second part of the Box and Cover Project, the student will produce a sheet metal cover for the box produced in part one, made from a specified size of 26 gauge galvanized sheet metal. Using the piece of sheet metal material left over from the box project in part one, the first and second hours will be used to solve the problem for producing a cover that will fit the box.

    Two class periods
    2 Hours