Get White Table Tops Work Book & Text Book. Technology Basic Mechanical Functions – Guiding...

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Get White Table Tops Work Book & Text Book

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Page 1: Get White Table Tops Work Book & Text Book. Technology Basic Mechanical Functions – Guiding Functions – Linking Functions Work book and text book NEEDED.

Get White Table Tops

Work Book & Text Book

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Technology

Basic Mechanical Functions

– Guiding Functions

– Linking Functions

• Work book and text book NEEDED

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Pages

Textbook: pp. 383

Workbook: pp. 207

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Definitions

p. 207

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Components are…

• The parts or fluids that have a mechanical function

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Components

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A basic mechanical function…

• Is the role played by a component or a group of components in the function or assembly of a technical object

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Screw > bolt

?

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Guiding…

• Is the basic mechanical function of any component that controls the motion of one or several moving parts

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A guide is…

• A component that has the basic mechanical function of guiding

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Axle

?

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A link…

• Helps connect two or more parts of a technical object

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Linking…

• Is the basic mechanical function provided by any component that links an object’s parts

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A linking component…

• Is one that has the basic mechanical function of linking

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Veneer + Glue = skate board

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Main Types of Guides

p. 207

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Rotational guide

• This kind of guide only allows the rotational motion of moving parts

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Bike Axle

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Translational guide

• This kind of guide only allows the translational motion of moving parts

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Bike suspension

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Characteristics of links

p. 208

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1st Characteristic pair

• Direct

• Indirect

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Direct

• A direct link exists when two parts can hold together without requiring a linking component

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Cell Phone > Case

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Indirect

• An indirect link exists when the parts require a linking component to hold them together

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Arm > Frame ?

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2nd Characteristic pair

• Rigid

• Flexible

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Rigid

• A rigid link exists when the surfaces of the linked parts or the linking component are rigid

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Base > monitor

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Flexible

• A flexible link exists when the surface of the linked parts or the linking component can be deformed

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Pages > spine

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3rd Characteristic pair

• Removable • Non-removable

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Removable

• A removable link exists when linked parts can be separated without damaging them

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Laces > eyelets

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Non-removable

• A non-removable link exists when separating the linked parts damages them or the linking component

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Sole > upper?

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Complete link

• There is a complete link when there is no movement between linked parts

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Top > bottom

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Partial

• There is a partial link when at least one part is capable of motion with respect to the other

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Cap > pen

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Principal Types of Links

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Fixed link

• There is no movement between linked parts

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Screen > case

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Rotating link

• The guided part can undergo rotational motion around one axis

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Door Hinge

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Sliding link

• The guided part can undergo translational motion on one axis

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Drawer Slides

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Sliding rotating link

• The guided part can undergo rotational and translational motion on the same axis

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Seat post > seat tube

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Spherical link

• The guided part can undergo rotational motion in many directions

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Joystick

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Helical link

• The guided part can undergo helical motion

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Nut and bolt

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Characteristics of Links

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Activity # 1• Table = group

• 1 student with white board + pen

• Group I.D. characteristics of link

• Write answers on white board

• Winners = prize

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The types of « Links » between Parts

The “link” between the handle and the punch is:

?

permanent or removable,fixed or moveable,direct or indirect,rigid or flexible,

.

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The types of « Links » between Parts

The “link” between the handle and the punch is:

?

PERMANENT or removable,fixed or moveable,direct or indirect,rigid or flexible,

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The types of « Links » between Parts

The “link” between the handle and the punch is:

?

PERMANENT or removable,FIXED or moveable,direct or indirect,rigid or flexible,

.

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The types of « Links » between Parts

The “link” between the handle and the punch is:

?

PERMANENT or removable,FIXED or moveable,DIRECT or indirect,

rigid or flexible,.

Page 60: Get White Table Tops Work Book & Text Book. Technology Basic Mechanical Functions – Guiding Functions – Linking Functions Work book and text book NEEDED.

The types of « Links » between Parts

The “link” between the handle and the punch is:

?

PERMANENT or removable,FIXED or moveable,DIRECT or indirect,RIGID or flexible,

.

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The types of « Links » between Parts

The “link” between the bottom handle and the top handle is:

?

permanent or removable,fixed or moveable,direct or indirect,rigid or flexible,

.

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The types of « Links » between Parts

The “link” between the bottom handle and the top handle is:

?

PERMANENT or removable,fixed or moveable,direct or indirect,rigid or flexible,.

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The types of « Links » between Parts

The “link” between the bottom handle and the top handle is:

?

PERMANENT or removable,fixed or MOVEABLE,

direct or indirect,rigid or flexible,

.

Page 64: Get White Table Tops Work Book & Text Book. Technology Basic Mechanical Functions – Guiding Functions – Linking Functions Work book and text book NEEDED.

The types of « Links » between Parts

The “link” between the bottom handle and the top handle is:

?

PERMANENT or removable,fixed or MOVEABLE,direct or INDIRECT,

rigid or flexible,.

Page 65: Get White Table Tops Work Book & Text Book. Technology Basic Mechanical Functions – Guiding Functions – Linking Functions Work book and text book NEEDED.

The types of « Links » between Parts

The “link” between the bottom handle and the top handle is:

?

PERMANENT or removable,fixed or MOVEABLE,direct or INDIRECT,

RIGID or flexible,.

Page 66: Get White Table Tops Work Book & Text Book. Technology Basic Mechanical Functions – Guiding Functions – Linking Functions Work book and text book NEEDED.

Activity # 2• Find a partner

• Get a hand-out

• Find each characteristic and type of link

• You can go anywhere in the wood shop

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Homework

pp. 207-210