3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications....
Transcript of 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications....
![Page 1: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/1.jpg)
1
COMPARING TWO RAPID PROTOTYPING ALTERNATIVES
3D PRINTING VS CNC MACHINING
![Page 2: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/2.jpg)
2
CNC vs 3DP, Similar but Different
Workflow: Design, Prepare, Set Up, Manufacture, Post Process
Time and Cost Comparison
Guidelines: When to 3D Print
Quality Considerations
Rethink the ‘Givens’
TODAY’S TOPIC
![Page 3: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/3.jpg)
3
OUR SPEAKER
TODD GRIMM | President
T.A. Grimm & Associates,
Additive Manufacturing
Consulting and Communications
![Page 4: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/4.jpg)
3D Printing vs CNC MachiningComparing Two Rapid Prototyping Alternatives
Todd Grimm
![Page 5: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/5.jpg)
Terms
Rapid Prototyping
3D Printing
Additive Manufacturing
![Page 6: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/6.jpg)
ScopeProduct development3D printers3-axis CNC milling machines
Source: Fairchild Air Force Base
![Page 7: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/7.jpg)
Out of ScopeManufacturing/production workManual milling machines4-axis (or more) milling machines
![Page 8: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/8.jpg)
3D Printing | CNC Milling
Similar, but different
Design sensitivity
Automation
Batch processing
Setup
Operations
![Page 9: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/9.jpg)
Workflow
![Page 10: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/10.jpg)
Workflow
![Page 11: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/11.jpg)
Workflow
Design
Prepare
Set Up
Manufacture
Post Process
Time →
![Page 12: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/12.jpg)
DesignAssumed equivalency
Considerations
Design modification likelihood
Need for engineering drawings
![Page 13: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/13.jpg)
DesignAssumed equivalency
Considerations
Design modification likelihood
Need for engineering drawings
3DP
Design: # hr
CNC
Design: # hr
![Page 14: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/14.jpg)
PrepareDifference
Skill level
Decision making
Automation
Source: Flickr, Siemens PLM Software
3D printing
CNC milling
![Page 15: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/15.jpg)
PrepareDifference
Skill level
Decision making
Automation
Source: Flickr, Siemens PLM Software
3DP
Prepare: 5-30 min
CNC
Prepare: 0.5-8 hr
3D printing
CNC milling
![Page 16: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/16.jpg)
SetupDifference
Skill level
# of tasks
# of occurrences
3D printing
CNC milling
![Page 17: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/17.jpg)
SetupDifference
Skill level
# of tasks
# of occurrences
3DP
Setup: 5-15 min
CNC
Setup: 15 min+
3D printing
CNC milling
![Page 18: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/18.jpg)
ManufactureDifference
Skill level
Automation
# of setups
Time factors
3DP: Size & volume
CNC: feature count/type, % material removed
3D printing
CNC milling
![Page 19: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/19.jpg)
3DP
Mfg: part dependent
CNC
Mfg: part dependent
3D printing
CNC milling
ManufactureDifference
Skill level
Automation
# of setups
Time factors
3DP: Size & volume
CNC: feature count/type, % material removed
![Page 20: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/20.jpg)
Post ProcessingDifference
Optional vs. required
![Page 21: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/21.jpg)
Post ProcessingDifference
Optional vs. required
3DP
Post 5 min – 4 hr
CNC
Post: 0 min
![Page 22: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/22.jpg)
Time/Cost Comparison
Assumptions
Labor: $37/hr.
Machine time: $1/hr.
Materials:
3DP: $1/in3
CNC: $0.5/in3
![Page 23: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/23.jpg)
Time/Cost Comparison
Labor Manufacturing Total
3D printing 0.3 hr. 2.0 hr. 2.3 hr.
CNC milling 1.0 hr. 0.3 hr. 1.3 hr.
Labor Manufacturing Material Total
3D printing $11.10 $2.00 $17.50 $30.60
CNC milling $37.00 $0.30 $8.75 $46.05
![Page 24: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/24.jpg)
Complexity
Source:Sudir Singh Gill
![Page 25: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/25.jpg)
Complexity
Source:Sudir Singh Gill
![Page 26: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/26.jpg)
Complexity
High feature count
Difficult features
Multiple feature axes
Multi-part assemblies
Hollow parts/encapsulated chambers
![Page 27: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/27.jpg)
Time Drivers
◦ 3D Printing
◦ Volume and height
◦ Support structures
◦ CNC
◦ Volume of material removed
◦ Removal rate
◦ Specified tolerance
◦ Size/depth of holes/pockets
◦ Wall thickness
◦ Material
◦ Setups
◦ Both
◦ Resource availability
![Page 28: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/28.jpg)
OperationsInhouse or outsource
Centralized or distributed
![Page 29: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/29.jpg)
OperationsSelf-serve
Managed lab
![Page 30: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/30.jpg)
PrepSet
UpManufacture
Post
Proc.
PrepSet
UpManufacture
Time/Cost Considerations
2.3
hr
1.3
hr
3D Printing: $30.60
CNC Milling: $46.05
![Page 31: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/31.jpg)
PrepSet
UpManufacture
Post
Proc.
PrepSet
UpManufacture
Time/Cost Considerations
16 hr
18
hr
4:30
p.m.
start
Delay
3D Printing: $30.60
CNC Milling: $46.05
![Page 32: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/32.jpg)
PrepSet
UpManufacture
Post
Proc.
PrepSet
UpManufacture
Time/Cost Considerations
8 hr
Days
Delay
3D Printing: $30.60
CNC Milling: $46.05
Queue
filled
Schedule
firm
![Page 33: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/33.jpg)
PrepSet
UpManufacture
Post
Proc.
PrepSet
UpManufacture
Time/Cost Considerations
4.3 hr
5hr
3D Printing: $75.00
CNC Milling: $140.00
Set
UpManufacture
Set
UpManufacture
Qty=3
![Page 34: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/34.jpg)
PrepSet
UpManufacture
Post
Proc.
PrepSet
UpManufacture
Time/Cost Considerations
4.5 hr
5.4hr
3D Printing: $128
CNC Milling: $218
Set
UpManufacture
PrepSet
UpManufacture
Prep
3
Design
Revs
![Page 35: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/35.jpg)
Time/Cost Considerations
Features: all faces
Challenging
Features
3DP CNC
Complex
Design
![Page 36: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/36.jpg)
Time/Cost Considerations
3D printing Time Cost
1 day $120
CNC milling Time Cost
7 days $300
Worst/Best
Case
![Page 37: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/37.jpg)
Guidelines: When to 3D Print
Design
◦ Part size : Order quantity
◦ Part size : Design complexity
◦ Part surface area : Bounding box
Drivers
◦ Fast, efficient delivery
◦ Multiple design iterations
◦ Design subject to change
![Page 38: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/38.jpg)
Quality Considerations
Materials
Material properties
Tolerance
Surface finish
![Page 39: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/39.jpg)
Rethink the “Givens”The trap:
Assuming need what have always gotten
For best alternative:
Honest assessment of goals & requirements
I Need
![Page 40: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/40.jpg)
Rethink the “Givens”The trap:
Assuming need what have always gotten
For best alternative:
Honest assessment of goals & requirements
I Want
![Page 41: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/41.jpg)
Wrap Up
Rethink demands
Understand both options
An alternative, not a replacement
Leverage the differences
Todd Grimm | [email protected]
![Page 42: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/42.jpg)
42
QUESTIONS?
![Page 43: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/43.jpg)
43
KEEP THE CONVERSATION GOING
Read the white paper
http://www.stratasys.com/campaign/whitepaper/3d-vs-cnc
![Page 44: 3D PRINTING VS CNC MACHINING - Stratasys · Additive Manufacturing Consulting and Communications. 3D Printing vs CNC Machining Comparing Two Rapid Prototyping Alternatives Todd Grimm.](https://reader034.fdocuments.net/reader034/viewer/2022042306/5ed23e386393436de0498f07/html5/thumbnails/44.jpg)
44
COMPARING TWO RAPID PROTOTYPING ALTERNATIVES
3D PRINTING VS CNC MACHINING