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Equipment Description
Test rig for chair base is used for the vertical pressure test, destructive test and fatigue test of office chair Ipomoea base (Star Base), repeated pressure loading with setting force and test cycles as the fatigue test. All holding pressure time and cycle number of tests can be adjusted.
GENERL SPECIFICATIONS
Machine Dimensions: (W x D x H) 1410*1360*1700 mm
Power supply source: single-phase, AC220V±10%, 50/60Hz (can be appointed)
Gross Weight: 450kg
Reference Doc: BIFMA X5.1 2011 clause 7 Base Test-Static
BIFMA X5.1 2011 Base Test Procedure:
Remove the casters or glide foot (castors/ glide stems shall remain in place). Caster/ glide stems are required for support. Remove the seat support mechanism and height adjustment mechanism (if applicable) from the base. Apply the load to the vertical support column, or test fixture that simulated the taper/base interface.
a) A force of 11,120 N (2500 lbf.) shall be applied for one minute
b) Remove the force
c) Apply a second force of 11,120 N (2500 lbf.) for one minute
d) Remove the load
Capacity 2000kg ( Transcell senor) Unit switch gf，kgf, N, LBf, W, KN, T Load resolution 1/250,000 Load accuracy within ±0.5% Max stroke 750mm including grip Test speed (0.01-100)mm/min (computer input) Drive device imported servo motor Stroke resolution 0.001 mm Accessories RS232 with operation software; one computer(for optional)
