Load Testing Unit

Load Testing Unit


This is an equipment to measure a load of coil spring after painting one by one and to classify the measured results to 5 ranks. Classification is done by load measuring under specified height. No good product is classified to + NG and - NG, and ejected outside machine. Good product is classified to (+, 0, -) and ejected outside machine. Jigs, which are changed in accordance with both ends shape of coil spring, can be automatically changed by jig changer(Option).



Testing Machine
Jig Changer(Option)
Marking Device
Classification C/V
Positioning Device and Transfer Device


Specification of Product Bar Dia. 8-20mm
Outer Dia. of Coil 85-200mm
Inner Dia. of Coil(Cylindrical) 50-160mm
Inner Dia. of Coil(Conical) Min. 50mm
Free Length(Before Presetting) 200-600mm
Free Length(After Presetting) 160-550mm
Direction of Coil Right
Specification of Machine Number of Head 1 heads
(System to treat one spring every one cycle)
Pressing Capacity Max. 2000kgf
Load Detection Load Cell
Pressing Drive AC Servo Motor
Temperature of Coil Spring Normal Room Temperature
Measuring Method Load Measuring under specified height
Classification 5 ranks (+NG + 0 - -NG)
Cycle Time 10 sec/cycle (about 600pcs./Hr)