CAM for 3-Axis Milling Professional Certification Prep - Pre-test | Autodesk

CAM for 3-Axis Milling Professional Certification Prep

Outline

1

Getting started

Module overview

Course overview

Get the software

2

See where you stand

Module overview

3

Plan and set up work

Module overview

Analyze drawings

Setting up stock

Designing fixturing methods

Performing CAM setup

Practice exercise

Challenge exercise

4

Machine setup

Module overview

Planning tool holders

Assembling tooling

Practice exercise

Challenge exercise

5

Programming toolpaths

Module overview

Determining toolpath inputs

Optimizing toolpaths

Applying toolpaths

Practice exercise

Challenge exercise

6

Verifying and simulating

Module overview

Validating stock removal

Adjusting toolpaths

Reviewing collisions

Practice exercise

Challenge exercise

7

Outputting code

Module overview

Selecting program settings, post configurations, and properties

Identifying critical components of a setup sheet

Practice exercise

Challenge Assignment

8

Inspecting parts

Module overview

Validating parts

Performing program prove out

Practice exercise

Challenge exercise

9

Course challenge exercise

Module overview

Challenge exercise

10

Practice test

Module overview

Start your practice test

Pre-test

Before you begin this course, test your skills by taking the following assessment to see where you stand. Keep track of your incorrect answers to know which skills you should study. You'll have a chance to take this same practice test again at the end of the course to see how you've improved.

All questions must be answered to submit your assessment.

Pre-assessment

45 questions

1. A part needs a 2D contouring toolpath applied only to certain edges. Which of the following methods would be effective?

Create a sketch to contain the toolpath
Create a surface patch and set the surface patch as a model body to block the tool.
Use Avoid Surfaces to exclude the areas where the toolpath should not go
Use an open chain machining boundary

Error: Select an answer

2. A CNC programmer needs to configure how the machine enters, exists, and transitions between toolpaths. How is this accomplished?

Linking options
Tool heights options
Passes options
Tool containment boundary

Error: Select an answer

3. A CNC programmer wishes to create a toolpath with a maximum stepover that is equal to 20% of the tool diameter. How can this occur?

Manually calculate 20% of the tool diameter
Edit the Optimal Load expression
Enable Stock to Leave
Create a template with a stored stepover value

Error: Select an answer

4. When preparing a model to act as starting stock, which of the following heals the surfaces of holes and edges?

Press Pull
Delete Face
Replace face
Surface patch

Error: Select an answer

5. A CNC programmer is configuring a probe to help reset a work coordinate system. If they wanted to use a different probe for this operation, where could they find the option to do so?

The probe mode on the geometry tab
The cycle type on the linking tab
Right click on the probe operation and select edit tool
The select tool option on the tool tab

Error: Select an answer

6. A part has a 3D adaptive toolpath, but it does not reach certain parts. Which of the following can be applied to clear the remaining stock?

Use a smaller tool and contain the toolpath using Slope
Use a smaller tool and enable Continue machining from previous setup
Use a smaller tool and specify a stock contour
Use a smaller tool with rest machining from previous operations

Error: Select an answer

7. On a setup sheet, where could you find information about the part size?

Under Setup
In the file name
In the tool list
In the operation list

Error: Select an answer

8. A part being machined has a toolpath that extends beyond the outer boundary of the part. How can this be modified?

Enable Rest machining from setup stock
Disable Stock Contours
Enable Stock Contours
Enable Rest machining from previous operations

Error: Select an answer

9. When machining complex parts, which of the following is the benefit of creating a digital twin of the machining environment?

The WCS is created automatically.
The machining times will be more accurate.
The ability to determine the appropriate fixturing method and ensure collision avoidance.
Stock will be removed at a faster rate.

Error: Select an answer

10. When simulating a toolpath, the toolholder collides with the workholding. Which of the following can be changed to mitigate this?

The toolpath can be used to derive another operation
The part must be manufactured on another machine
The size of the toolholder can be updated
The toolpath can be removed

Error: Select an answer

11. A CNC programmer is creating a new CAM setup. How can they define the coordinate system used by toolpaths??

By importing a vise that has the Work Coordinate System preconfigured.
By configuring the Work Coordinate System.
By moving the model to the design origin.
By creating a work point at the desired location that will be automatically selected in the setup.

Error: Select an answer

12. A CNC programmer wants to tool a part, but they need for the toolpath to ignore interior slotting. How can this be accomplished in the most efficient way?

Delete the faces of the slot
Use Avoid Surfaces to select the faces of the slot that are to be excluded
Patch the slots and apply an adaptive toolpath

Error: Select an answer

13. A simulated toolpath currently retracts and descends to different contours of the model before finishing clearing the area where it is located. How can this be optimized?

Enable Rest machining from previous operations
Decrease Retract Height
Enable Stock Contours
Enable Order By Area

Error: Select an answer

14. A part is being positioned within a vice. Which of the following is the correct configuration?

Bottom of bard below vise jaws.
Bottom of stock above top of vise jaws.
Stock material left within the vice jaws, with the part above the vice jaws.
Bottom of part resting directly on vise jaws.

Error: Select an answer

15. A CNC programmer is preparing a tool library for a team project. Which of the following methods lets the library be shared to the team?

Save the library to a read-only project file.
Save the library to the cloud.
Sync the tool library using a third-party cloud sharing system.
Save the library to a tools project that is accessible by the entire team.

Error: Select an answer

16. A CNC programmer wishes to inspect the Z location of a tool during a specific toolpath operation at a specific time in the operation. Which of the following allows for this?

Enabling the show points option
Setting the simulation Colorization to Comparison
Using the Simulation Player to slow simulation and reviewing the Simulation dialog
Watching the Statistics tab while the tool runs

Error: Select an answer

17. A model has several pockets that must be deleted. Which of the following is an efficient way to delete pockets?

Click each face to be deleted while holding the enter key.
Use a window selection to only delete those features.
Use a crossing selection to only delete those features.
Click each face to be deleted while holding the Shift key.

Error: Select an answer

18. A CNC programmer is machining a part and needs to ensure that all stock is removed, even the stock left from tool deflection. Which of the following options can be enabled to achieve this?

Repeat Finishing Pass
Increase the finishing pass feedrate
Use a negative stock to leave value
Use a conventional pass for the finishing pass

Error: Select an answer

19. A CNC programmer needs to position a part within a digital vice. How can the part be positioned parametrically?

Use the Align command.
Create a rigid group.
Use the Joint command.
Use the Move command with the Point-to-point option.

Error: Select an answer

20. When using 3D Adaptive Clearing, a CNC programmer wants to limit operation of the machine to only remove material not yet removed by previous operations. How can this be accomplished?

Slope Containment
Rest Machining
Enable stock contours
Use a containment boundary

Error: Select an answer

21. A CNC programmer wishes to see if the toolpaths applied will leave gouges in a machined part. Which of the following Colorization options allows for this to be shown?

Tool in simulation
Operation in simulation
Model in simulation
Comparison in simulation

Error: Select an answer

22. In order to accurately verify stock removal and toolpath features that do not exist on the model, which of the following should occur?

Model visibility should be toggled off
Set Colorization to Model
Set Colorization to Comparison
Set Colorization to Operation

Error: Select an answer

23. A CNC programmer is preparing the tools to be used in the library. The sample library includes a tool that could be used, but the diameter is inaccurate. Which of the following could be done?

The tool should be derived into the desired library.
A new tool should be created in the desired library.
The sample tool can be duplicated and modified.
The tool could be modified in the sample library.

Error: Select an answer

24. A CNC programmer needs to create a partial 2D contour toolpath without creating a sketch to draw the required geometry. How can this be accomplished?

Use Avoid Touch Surfaces to limit where the tool can cut
Use Open contour selection on existing model edges using chaining
Project the required geometry onto an active sketch plane
Add a work point at the desired start and stop points

Error: Select an answer

25. A toolpath currently has a maximum roughing stepdown of .75". Which of the following would smooth the rough steps?

A smaller Fine Stepup value
A smaller Fine Stepdown value
Flat area detection
Order by area

Error: Select an answer

26. A Scallop toolpath is applied to a part. During simulation, the toolholder for the toolpath collides with the part. How can this be automatically mitigated?

Edit the tool and change its length below the holder
Increase the flute length
Enable Detect tool length
Edit the tool and add a custom shaft segment

Error: Select an answer

27. A CNC programmer is preparing to machine a part and needs to edit the part to mimic starting stock. Which Workspace should this happen within?

Drawing
Design
Animate
Render

Error: Select an answer

28. A team of designers and CNC programmers wish to ensure no burrs are found on a part after it is machined. Which of the following is best to record this kind of inspection?

Setting tolerances in Fusion 360
Bluetooth calipers