HAND SKILLS

DRG: Read and Interpret Technical & Electrical Drawings

Overview

You will be learning towards the outcome “Read Engineering Drawings”. Whilst learning towards the outcome you will be required to achieve the following:

  • Understand and interpret Engineering drawings.

Key and critical concepts you will learn

On completion of this module, the learner must be able to:

  • Identify the different types of lines on engineering drawings and state their meaning.       
  • State the meaning of the most commonly used abbreviations in engineering drawings.
  • Read and interpret a given Engineering drawing.

During this process you must adhere to certain specified requirements as listed in the Module.

You will be assessed, when you are confident that you are able to achieve the outcomes as listed, to determine your competence as measured against the required criteria. This assessment will be in line with accepted best practices regarding assessment.

  • A theory assessment will be set at the end of the module and must be completed without using reference.
  • The learner will be given an Engineering drawing of a work piece and must correctly:
    • Name the work piece and state the material that must be used to manufacture it.
    • Identify and state the meanings of all the different lines and abbreviations used in the drawing.
    • State the dimensions of the work piece and the tolerances allowed during manufacture.
  • All answers must be correct and in accordance with the module content.

Tools, consumables, equipment and machinery required

  • Learning material.
  • Note book.
  • Pen.

Prerequisite modules

CCD Course control document

Application

Gives the trainee the ability to read and understand different drawings. The trainee will be able to understand what the symbols mean and in so doing be able to perform the task successfully and safely. This is important in an industry where manufacturing of specific components are required.

Additional resources

  • Engineering drawing N1, C.G. Brink

Pack a Plumber Block

Overview

To familiarise the trainee with grease lubrication and enable him to pack a plumber block correctly with grease.

Key and critical concepts you will learn

On completion of this module the trainee must be able to:

  • Explain the three methods of grease lubrication.
  • Correctly pack a plumber block with grease.

A practical test will be set at the end of the module and must be completed without using references.
The trainee will be given a plumber block and the necessary tools and equipment and must pack the plumber block to the following standards.

  • The plumber block must be cleaned and dismantled correctly as described in these notes.
  • All the old grease must be replaced with fresh grease.
  • The felt seals must touch all the way around the shaft and must not be hard.

The plumber block must be reassembled correctly.

Tools, consumables, equipment and machinery required

  • Plumber block.
  • Container.
  • Grease.
  • Tools.
  • Rags.

Prerequisite modules

LUB-1 – Set a drip feed lubricator

Application

As previously discussed, basic and advanced equipment used in industry needs to have lubrication to ensure proper and smooth operation. The plumber block is one of many units that work in conjunction with other equipment to ensure that production runs smoothly. Ensuring that the grease in properly packed, will increase the life span of the unit.

Additional resources

  • Demonstration by a competent person e.g. a training officer.
  • Audio-visual aids if available.

Set a Drip Feed Lubricator

Overview

This module focuses on familiarizing the trainee with the different lubrication methods and enables him to set a drip feed lubricator.

Key and critical concepts you will learn

On completion of this module the trainee must be able to:

  • Explain the purpose and methods of lubrication.
  • Set a drip feed lubricator correctly.

A theory and practical test will be set at the end of the module and must be completed without using references.

  • All the answers to the theory questions must be correct.
  • The lubricator must be set to correctly deliver the required feed within the limit of ±2 drops per minute.

Tools, consumables, equipment and machinery required

  • Drip feed lubricator.
  • Container.
  • Oil.

Application

Different types of equipment used in industry require lubrication for reliable operations. Some of the equipment requires a steady flow of oils to ensure all the relevant parts are running smoothly. The drip feed lubricator can be adjusted to allow the required oils to be distributed. With the adjustment of this unit the flow can be controlled to prevent to much or too little oil being introduced into the system.

Additional resources

  • Chart 2 of Plant Engineering Training Systems.
  • Audiovisual aids.

Use a File and Saw

Overview

To enable the trainee to use hacksaws and files safely and correctly to cut, shape and finish materials.

Key and critical concepts you will learn

On completion of this module, the trainee must be able to:

  • Select the correct saw blades and files for specific work pieces and materials.
  • Use hacksaws and files correctly and safely to cut, shape and finish materials (work pieces).
  • Properly care for files and saws.

A practical test will be set at the end of the module and must be completed without using references.

The trainee will be given a piece of flat bar and a drawing of a work piece to manufacture, using a hacksaw and files.  He must mark out the work piece to the required sizes on the material and manufacture it to the following standards:

  • Hacksaw cuts must be straight and square to within ± 0,5 mm from marked lines.
  • Flatness and squareness of work piece to be within the limits specified on the drawing.
  • All final dimensions and sizes to be within specified limits.
  • All burrs to be removed.

All safety rules must be adhered to.

Tools, consumables, equipment and machinery required

  • Hacksaw.
  • Assorted files.
  • Work piece.
  • File brush.
  • Square.

Prerequisite modules

ST – Perform safe work practice
MMI – Use measuring instruments
DRG – Read and interpret drawings

Application

When working in the field the accessibility to equipment is limited and the artisan needs to make do with hand tools for some repairs. Having the ability to cut and shape materials for the purpose required can be the difference between a quick fix and a prolonged and expensive breakdown which can be costly to production.

Additional resources

  • MIETTB training video   :  Hand Tools Part I

DRG: Read and Interpret Technical & Electrical Drawings

Overview

You will be learning towards the outcome “Read Engineering Drawings”. Whilst learning towards the outcome you will be required to achieve the following:

  • Understand and interpret Engineering drawings.

Key and critical concepts you will learn

On completion of this module, the learner must be able to:

  • Identify the different types of lines on engineering drawings and state their meaning.       
  • State the meaning of the most commonly used abbreviations in engineering drawings.
  • Read and interpret a given Engineering drawing.

During this process you must adhere to certain specified requirements as listed in the Module.

You will be assessed, when you are confident that you are able to achieve the outcomes as listed, to determine your competence as measured against the required criteria. This assessment will be in line with accepted best practices regarding assessment.

  • A theory assessment will be set at the end of the module and must be completed without using reference.
  • The learner will be given an Engineering drawing of a work piece and must correctly:
    • Name the work piece and state the material that must be used to manufacture it.
    • Identify and state the meanings of all the different lines and abbreviations used in the drawing.
    • State the dimensions of the work piece and the tolerances allowed during manufacture.
  • All answers must be correct and in accordance with the module content.

Tools, consumables, equipment and machinery required

  • Learning material.
  • Note book.
  • Pen.

Prerequisite modules

CCD Course control document

Application

Gives the trainee the ability to read and understand different drawings. The trainee will be able to understand what the symbols mean and in so doing be able to perform the task successfully and safely. This is important in an industry where manufacturing of specific components are required.

Additional resources

  • Engineering drawing N1, C.G. Brink

MG: Maintain a Pedestal Grinder

Overview:

You will be learning towards the outcome “Maintain a pedestal grinder and sharpen a drill”. Whilst learning towards the outcome you will be required to achieve the following:

  • Inspect a pedestal grinder and report findings.
  • Replace the grinding wheel of the pedestal grinder.
  • Dress the wheels of the pedestal grinder.
  • State the safety rules to be observed when using a pedestal grinder.
  • Sharpen high speed steel twist drill

Key and critical concepts you will learn:

On completion of this module, you must be able to:

  • Inspect and maintain a pedestal grinder.
  • Replace a grinding wheel on a pedestal grinder.
  • Dress a grinding wheel which has become loaded or glazed.
  • Use a pedestal grinder safely and correctly.
  • Use a pedestal grinder and the appropriate table of drill point angles to sharpen a high speed steel twist drill for drilling mild steel

During this process you must adhere to certain specified requirements as listed in the Module.
You will be assessed, when you are confident that you may achieve the outcomes as listed, to determine your competence as measured against the required criteria. This assessment will be in line with accepted best practices regarding assessment.
A practical and/or theoretical test will be set at the end of the module and must be completed without using references.

You will be required to:

  • Inspect and maintain a pedestal grinder in a safe condition.
  • Replace a wheel on a pedestal grinder.
  • Dress a grinding wheel that has become loaded or glazed.
  • Demonstrate and explain the safety rules and procedures applicable to grinding with a pedestal grinder.
  • The learner will be required to sharpen a blunt high speed steel twist drill for drilling mild steel

The following standards must be achieved:

  • The grinder must be inspected and maintained to the standard set in this module.
  • The replacement grinding wheel must not be cracked.
  • Spacer pads must be fitted on each side of the wheel.
  • The grinding wheel nut must be tight.
  • All guards must be properly secured to the machine.
  • The tool rest must be as close as possible to the wheel. (Not more than 1mm)
  • The tool rest must be parallel with the wheel.
  • The wheel must run true with the shaft.
  • After being dressed, the wheel must no longer be glazed or loaded.
  • All the safety rules for grinding must be stated and demonstrated correctly.
  • The point angle of the drill must be according to the gauge.
  • The clearance angles must comply with the list of angles supplied.
  • The lip lengths must be equal
  • All appropriate safety procedures must be adhered to when working on and with the pedestal grinder.
  • All answers must be correct and in accordance with the module content.

Tools, consumables, equipment and machinery required:

  • Pedestal grinder
  • Screw driver
  • Grinding wheels
  • Wheel dresser
  • Spanners
  • Drill bits

Additional resources:

  • Mines Health and Safety Act
  • Manufacturers and Suppliers Specifications
  • In-company Standard Operating Procedures
  • In-company documentation
  • Training video – Use Hand Tools Part 2

OPE-2: Use a Portable Angle Grinder

Overview:

You will be learning how to “maintain and use an angle grinder correctly and safely”. Whilst learning towards the outcome you will be required to achieve the following:

  • Examine and maintain an angle grinder to ensure that it is in safe and proper working order.
  • Use an angle grinder to grind surfaces and cut material safely and correctly

Key and critical concepts you will learn:

You will be assessed, when you are confident that you may achieve the outcomes as listed, to determine your competence as measured against the required criteria. This assessment will be in line with accepted best practices regarding assessment.
A practical and/or theoretical test will be set at the end of the module and must be completed without using references.
All safety aspects to be adhered to.
You must conform to the following:

  • Correctly examine an angle grinder for safety and proper operation, before using it.
  • Use an angle grinder to grind surfaces safely and correctly.
  • Use an angle grinder to cut material safely and correctly.

Tools, consumables, equipment and machinery required:

  • Portable angle grinder
  • Grinding disc
  • Cutting disc
  • Materials
  • Safety glasses

OPE-1: Use and Maintain a Portable Drilling Machine

Overview:

You will be learning towards the outcome “maintain and use a portable drilling machine correctly and safely”. Whilst learning towards the outcome you will be required to achieve the following:

  • Examine and maintain a portable drilling machine to ensure that it is safe and in a proper working condition
  • Use a portable drilling machine to drill holes correctly and safely.

Key and critical concepts you will learn:

You will be assessed, when you are confident that you may achieve the outcomes as listed, to determine your competence as measured against the required criteria. This assessment will be in line with accepted best practices regarding assessment.
A practical and/or theoretical test will be set at the end of the module and must be completed without using references.
All safety aspects to be adhered to.
You must conform to the following:

  • Correctly examine a drilling machine for safety and proper operation, before using it.
  • Drilling a work piece in accordance with the correct procedures contained in these notes.

Tools, consumables, equipment and machinery required:

  • Portable drill
  • Drills
  • Materials
  • Safety glasses

Prerequisite modules:

  • ST – Perform safe working practices

Additional resources:

  • Subject matter experts
  • The operating manual for the drilling machine

HM-2: Use and Maintain a Pedestal Drill

Overview:

  • To enable you to maintain and use a pedestal drill safely and correctly

Key and critical concepts you will learn:

On completion of this module, you must be able to:

  • Examine and maintain a pedestal drill to ensure it is safe and in proper working order.
  • Use a pedestal drill correctly and safely to drill holes in work pieces.
  • Tap different types of holes, using taps and a tap handle.
  • A practical and/or theoretical test will be set at the end of the module and must be completed without using references other than drill speed selection tables and thread charts.

You will be required to drill holes into a work piece and must achieve the following standards:

  • The pedestal drill must be examined and maintained to the standards set in this module (or as required by the operating manual of the machine).
  • The work piece must be clamped and set up correctly
  • Drill bits must be selected correctly and correctly fitted to the spindle.
  • Correct drilling speeds must be selected.
  • Correct drilling procedure, as set out in these notes, must be followed.
  • All burrs must be removed from the holes.
  • Correct procedures (as laid out in these notes) must be followed when holes are tapped, and completed threads must not be torn and be free of shavings and lubricant.

All safety rules must be adhered to.

Tools, consumables, equipment and machinery required:

  • Pedestal drill
  • Vice
  • Drill drift
  • Drills
  • Sleeves
  • Taps
  • T-wrench
  • Square
  • Measuring instruments
  • Materials
  • Drawings

Additional resources:

  • Operating manual for the machine
  • MIETTB training video: Hand Tools Part II

HM-1: Use Hand Tools

Overview:

  • You will be learning towards the outcome “Use hand tools”. Whilst learning towards the outcome you will required to use hacksaws and files safely and to correctly cut, shape and finish material.

Key and critical concepts you will learn:

On completion of this module, you must be able to:

  • Select the correct hacksaw blades and files for specific work pieces and material
  • Use hacksaws and files correctly and safely to cut, shape and finish materials (work pieces).
  • Properly care for files and hacksaws.

During this process you must adhere to certain specified required as listed in the Module.
You will be assessed, when you are confident that you may achieve the outcomes as listed, to determine your competence as measured against the required criteria. This assessment will be in line with accepted best practices regarding assessment.
A practical and/or theoretical test will be set at the end of the module and must be completed without using references.
You will be given a piece of flat bar and a drawing of a work piece to manufacture, using a hacksaw and files. You must mark out the work piece on the material and manufacture it to the following standards:

  • Hacksaw cuts must be straight and square to within ± 0,5 mm from marked lines.
  • Flatness and squareness of work piece to be within ± 1mm over 100mm
  • All dimensions and sizes to be within ± 0,5 mm.
  • All burrs to be removed.
  • All safety rules must be adhered to.

Tools, consumables, equipment and machinery required:

  • Hacksaw
  • Vice
  • Assorted files
  • File brush
  • Square
  • Measuring instruments
  • Materials
  • Drawings

Prerequisite modules:

  • CCD – Course control document

Additional resources:

  • In-company Standard Operating Procedures
  • Subject matter experts