Lesson Notes By Weeks and Term - Junior Secondary 1

Workbench fittings and appliances

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TERM – 2ND TERM

WEEK TEN

Class: Junior Secondary School 1

Age: 12 years

Duration: 40 minutes of 5 periods each

Date:

Subject: BASIC TECHNOLOGY

Topic:  WORKBENCH FITTINGS AND APPLIANCES.

SPECIFIC OBJECTIVES: At the end of the lesson, pupils should be able to

  1. List the Work Bench Fittings and Appliances
  2. Sketch the Work Bench Fittings and Appliances.
  3. Identify the uses of workbench fittings and appliances.
  4. Describe and identify measuring Tools
  5. Describe and identify marking out Tools

INSTRUCTIONAL TECHNIQUES: Identification, explanation, questions and answers,

demonstration, videos from source

INSTRUCTIONAL MATERIALS: Videos, loud speaker, textbook, pictures of workbench, measuring Tools (tape, ruler), marking out Tools (punches, scriber, pencils)

INSTRUCTIONAL PROCEDURES

PERIOD 1-2

PRESENTATION

TEACHER’S ACTIVITY

STUDENT’S

ACTIVITY

STEP 1

INTRODUCTION

The teacher introduce and describe workbench fittings and appliances.

Students pay

attention

STEP 2

EXPLANATION

Teacher guide students to sketch a workbench fittings.

Teacher discusses the uses of workbench fittings and appliances

Students pay

attention and

participate

 

STEP 3

DEMONSTRATIO

N

Teacher describe measuring tools and marking out tools

Teacher identify both measuring and marking out tools respectively.

Students pay

attention and

participate

STEP 4

NOTE TAKING

The teacher writes a summarized

note on the board

The students

copy the note in

their books

 

NOTE

 WORKBENCH FITTINGS AND APPLIANCES.

Workbench fittings and appliances refer to the various accessories, tools, and components that are integrated into or used in conjunction with a workbench to enhance its functionality and efficiency.

Below are some common examples:

  1. Vices (Bench Vice): Attached to the workbench to hold materials securely while working on them.
  2. Clamps (Bar Clamps, C-Clamps, etc).: Used to secure materials during cutting, gluing, or other tasks.
  3. Tool Storage (Drawers and Cabinets): Built into or placed under the workbench to store tools and supplies.
  4. Pegboards (Pegboard Panels): Installed on the wall above the workbench to organize and easily access tools.
  5. Tool Racks (Shelves or Hooks): Used to organize and store frequently used tools within arm's reach.
  6. Anvil: For metal shaping and forging tasks.

Uses of workbench fittings and appliances

  1. Fittings like drawers, shelves, and cabinets help keep tools, materials, and equipment organized, reducing clutter and saving time when searching for items.
  2. Workbench fittings often include tool racks, pegboards, and hangers for easy access and storage of tools, promoting a tidy and efficient working environment.
  3. Many workbench appliances, such as vices and clamps, add versatility to the workspace by providing secure holding and support for various materials during tasks like cutting, drilling, or sanding.
  4. Quality workbench fittings are often designed to withstand heavy use and provide a stable platform for a range of activities, making them durable and long-lasting.
  5. Certain fittings, such as guards or safety shields, contribute to a safer working environment by minimizing the risk of accidents during various tasks.

Measuring tools

Measuring tools are instruments used to quantify physical dimensions accurately. They are essential in various fields for precision and consistency. Common measuring tools include:

  1. Ruler: A straight-edged device with markings for measuring length or distance. Available in various materials and lengths.
  2. Tape Measure: A flexible measuring tool typically housed in a retractable case. Ideal for measuring longer distances and objects of varying shapes.
  3. Caliper: Used to measure the distance between two opposite sides of an object. Calipers come in various types, such as Vernier calipers and digital calipers.
  4. Micrometer: A highly precise instrument for measuring extremely small distances, often used in manufacturing and engineering.
  5. Square: A tool with a right-angle shape, used to check and mark right angles in woodworking and metalworking.
  6. Protractor: Measures angles in degrees, often used in geometry, drafting, and various technical applications.
  7. Spirit Level: Contains a liquid-filled tube with an air bubble, allowing for accurate leveling. Used in construction and carpentry.

Marking out tool.

Marking out tools are instruments used to make accurate measurements and markings on materials, facilitating the precise layout of shapes, lines, and dimensions. Common marking out tools include:

  1. Pencil: A basic tool for making temporary markings on a variety of surfaces.
  2. Marking Knife: A sharp-edged tool used to score lines on wood or other materials, providing a precise guide for sawing or chiseling.
  3. Try Square: A right-angled measuring tool with a straight edge and a perpendicular blade, ideal for marking and checking right angles.
  4. Center Punch: Creates a small indentation in a material to provide a starting point for drilling.
  5. Scribing Block: A tool used for accurately scribing lines parallel to an edge.
  6. Divider: Measures and marks equal distances, often used for dividing lines into segments.
  7. Surface Plate: A flat, smooth surface used as a reference for marking and checking the flatness of other objects.

EVALUATION: 1. Describe a workbench fittings and appliances.

  1. Mention 5 uses of workbench fittings and appliances.
  2. Describe and identify 5 measuring tools.
  3. Describe and identify 5 marking out tools.

CLASSWORK: As in evaluation

CONCLUSION: The teacher commends the students positively