Catapult Assembly - Fusion 360

Catapult Assembly - Fusion 360

Objective: Use CAD to create an asemblied 3d model of a complex part

​(Assemble the catapult!)

Poll

How do you feel about making new components?

• I can teach it

• I feel pretty comfor

• I need some more practice

• I need help

Poll

How do you feel about making copies of components?

• I can teach it

• I feel pretty comfor

• I need some more practice

• I need help

Poll

How do you feel about using a rigid joint?

• I can teach it

• I feel pretty comfor

• I need some more practice

• I need help

Poll

How do you feel about using a revolute joint?

• I can teach it

• I feel pretty comfor

• I need some more practice

• I need help

Poll

How do you feel about using inserting a component into a file?

• I can teach it

• I feel pretty comfor

• I need some more practice

• I need help

Poll

How do you feel about using inserting a McMaster Carr part?

• I can teach it

• I feel pretty comfor

• I need some more practice

• I need help

​Watch Profe make copies of the arc & base.

​Look for...

• ​How she copies the file

• What is activated

• ​Where she goes to activate the part

• ​What she does first

Multiple Choice

If you want to create multiple parts in a sketch, what do you do?

• Create a new component

• Activate the current component
• Activate the other component
• Create a new sketch

Multiple Select

If you want to create a copy of a component, what should you do? (choose 2 answers)

• make sure the top is activated

• right click on the component and copy

• make sure the part is activated

• remake the part

Multiple Choice

When you create a copy, what does that mean for the new part?

• it is completely separate

• it's a body within the previous component

• it doesn't change ever

• it is linked to the previous part

Your turn!

• ​Save As --> save file as name_catapult_assembly

• ​Create 1 copy of the base (2 total)

• ​Create 2 copies of the arc (3 total)

​Watch Profe join the catapult bases together

​Look for...

• Where she create the joint & why

• ​What distance she moves the catapult base

• ​Why she holds ctrl

Multiple Choice

How far apart should the arc base be?

• .257

• .05

• .157

• .00

Multiple Choice

What letter can you use to join the parts?

• J

• A

• L

• C

Multiple Select

What happens if the part is rotated wrong? (Choose 2)

• Redo it

• Flip

• Offset the alignment

• Change the motin 

Multiple Select

Where can you go to edit the joint? (Choose 3)

• In the tree on the left

• You can't, you must redo

• Right click on the joint at the bottom

• On the component in the drawing

Your turn!

• ​J for join - Rigid Joint

• ​Click the center of the first arc.

• ​Join it to the center of the second arc.

• ​Make the gap .157"

Multiple Choice

Where do you want to join the arc base and the arm?

• The holes towards the bottom

• The top of the arm and the base

• The bottom of both

• The middle of both

​Watch Profe join the arm to the catapult base

​Look for...

• Where she joins the arm to the base

• ​How far away the arm needs to be from the base

• ​How you can animate the model

• ​How you can limit the joint animation

• ​What angles you want to use to limit the joint animation

Multiple Choice

How far away does the arm need to be from the joint to be centered?

• .0275"

• .061"

• .000"

• .125"

Multiple Choice

Where do you go to animate the model?

• Click on the joint in the tree

• Click on the joint at the bottom

• Click on the part

• Activate the component

Multiple Choice

How do you change the limits of the joint?

• Right click on the joint in tree --> edit joint limits

• Right click on the joint on bottom --> edit joint limits

• Manually change it on your own

• Nah

Your turn!

• ​J for join - Revolute Joint

• ​Click the center of the circle on the arm.

• ​Click the hole on the base.

• ​Move the arm .0275"

​Watch Profe join the tabs to the catapult base

​Look for...

• ​Where she joins the parts

• How she rotates or moves the tabs

Multiple Select

What happens if you join the part and it's not how you want it to be? (Choose all you might do)

• Flip it

• Rotate it

• Move it

• Give up

Your turn!

• Join the tabs via the inside left corner

• ​Rotate/flip/move until they are where you want them

​Watch Profe insert the feet

​Look for...

• ​How she inserts the feet

Your turn!

• Insert the feet into current design.

• ​Make a copy of the feet

• ​Join the feet to the inside of the catapult hole.

​Watch Profe insert the bolts and nuts

​Look for...

• Where she goes to insert a McMaster Component

• ​What kind of screw she inserts

• ​What kind of nut she inserts.

• ​What is the trick to join a screw/bolt?

Multiple Choice

What is McMaster Carr

• Where you get nuts, bolts, springs, etc.

• Amazon

• Nothing

Multiple Choice

Where do you go to insert a McMaster Carr component?

• Insert

• Assemble

• Create

• Modify

Multiple Select

What kind of screws will you use? (2 answers)

• button head

• 1/4X20

• 10-32

• phillips head

Multiple Choice

What do you hold down to find the inside center of the screw?

• ctl

• shift

• enter

• esc

Your turn!

• Insert the McMaster components

  • ​​1/4X20 button head 3/4" screw

  • ​1/4X20 wing nut

• ​Join the screw into the hole.

• ​Join the wing nut onto the screw.

Congrats!

​You did big kid cad!!

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