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6.2 Safety Test
Carry out the safety performance test before operation,i.e. use the
test rod or overrun distance measuring equipment.Overrun distance
test should be nished during the 1
st
working stroke, if the test is not
passed, the machine must not be used until the problem is removed, if
consecutive 10 measuring values exceeds 10mm, to decrease slider's
fast speed, which can be nished by SLA-3 with limit switch.
Fig.6-1 Step-wedge Test Rod
a. place the "10" part at the bottom mould then start the bending
machine
b. bending machine stops closing
c. remove test rod and place "15" part at bottom mould, bending
machine is still out of working and tool tip may not touch the rod
d. return the slider, place "35" part at the bottom mould,then start closing
e. upper tool movement should be stopped before touching the test rod
at "35" part
f. E1,E2,E3 indicators are still OFF when moving the test rod
stop
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