Multi-axis Load Cell

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Multi-axis Load Cell

• Chang Joon Lee
• CEE398 KUC
• Experimental Methods in Structural Engineering

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Keyword for Multi-axis Load Cell

• MULTI-AXIS LOAD CELL
• NOT Multiaxial load cell

                               
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Outline

• What is multi-axis load cell?
• What features of multi-axis load cell?
• Products
• How does it works?
• Summary

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What is Multi-axis Load Cell

• Any load cell (one unit) which can measure
  multi-axis load simultaneously

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What features of multi-axis load cell

• DOFs
• Capacity of each DOFs
• Mounting area (load cell shape and dimension)
• Prices

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Products
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2 DOF 2 Translation

• Fx Fy 200lb
• 1800

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3 DOF3 Translation, Landing Gear Sensor

• Fx, Fy 50,000 lb
• Fz 150,000 lb
• 46 x 32

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2 DOF1 Translation 1 Rotation

• Fz 50200lb
• Mx 50200lb-in
• F2.23in
• 1600

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3 DOF1 Translation 2 Rotation

• Fz 1,00050,000 lb,
• Mx,My 4002,000 in-lb

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6 DOF3 Translation 3 Rotation

• Fx, Fy 50500 lb
• Fz 1001,000 lb
• Mx, My 1001,000 in-lb
• Mz 50500 in-lb
• 3x 3

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6 DOF3 Translation 3 Rotation

• Fx, Fy 5,00010,000 lb
• Fz 10,00020,000 lb
• Mx, My 40,00080,000 in-lb
• Mz 20,00040,000 in-lb
• 8 x 8

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6 DOF3 Translation 3 Rotation

• Fx, Fy 5002,000 lb
• Fz 1,0004,000 lb
• Mx, My 6,00012,000 in-lb
• Mz 3,0006,000 in-lb
• 12x 12

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6 DOF3 Translation 3 Rotation

• Fx, Fy 5002,000 lb
• Fz 1,0004,000 lb
• Mx 4,00016,000 in-lb
• My 8,00032,000 in-lb
• Mz 4,50018,000 in-lb
• 20 x 8

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6 DOF 3 Translation 3 Rotation, Landing Gear
Sensor

• Fx, Fy 25,000 lb
• Fz 50,000 lb
• Mz 25,000 ft-lb (300,000 in-lb)
• MxMy50,000 ft-lb (600,000 in-lb)
• 32 x 32

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How does it works?
P
Axial strain e ? Axial load P
P
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How does it works?
T
T
e
45?
smin -t
smax t
t
t
t
smin -t
t
smax t
strain e ? max. smax ? t ? Torsional moment T
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How does it works?

• Different Manufacturers make different type of
  multi-axis load cell ? different Know-how
• No information about their design

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Summary

• 1. General Capacity of Multi-axis Load Cell
• Fx Fy lt Fz
• Mz lt Mx My
• 2. Max. Capacity of 6 DOF Load Cell
• Fx Fy 25,000 lb
• Fz 50,000lb
• Mz 25,000 ft-lb ( 300,000 in-lb)
• MxMy 50,000 ft-lb ( 600,000 in-lb )

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FYI

www.amtiweb.com
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• THANK YOU
• AND
• QUESTIONS