Duerkopp Adler 743-221 Service Manual page 37

no.: subject
folding table
15 height
16 position
17 insertion depth
18 retraction of folding table
19 extend folding table
20 angle adjustment
21 switch point b3
transport carriage
22 angle
23 position
24 overrun protection
shaping module
25 guide roller
26 position of pressure
cylinder
27 spring plate on pressure
cylinder
28 closing movement
29 closing force
30 holding claws
31 material clamps
32 pressure of folding rims
section correct adjustment
3.2 1 to 1.5 mm parallel to and above slide plate
height is determined by thickness of material
3.2 parallel to slide plate - leading edge above
centre of needle hole and 0° mark on scale
3.2 first penetration as close as possible to folding
edge
3.2.1 tension of tension spring such that lever is
parallel to base plate
3.2.1 movement rapid but not instantaneous
3.2.2 distance of manual grips on outer edge about
5 mm
3.2 with table in forward position proximity switch
must operate safely
3.3 90° to arm shaft.
3.3 check reference point with gauge
3.3.1 transport carriage in left-hand end position
3.4.1 align position with gauges:
distance to needle
position in direction of travel of transport
carriage
3.4.2 needle at top dead centre and guide roller on
curve of control cam:
distance between tip of needle and upper side
of shaping module 2.5 mm
inner surfaces of roller bracket parallel to
control cam
3.4.2 5 mm must be in contact with clamping frame
3.4.3 rapid but not instantaneous
3.4.3 hold material securely with minimum pressure
3.4.4 shaping module must be mounted on support
shaft with no play
3.4.4 adjusting pins must go into inspection holes
3.4.4 curvature of material clamps 2.5 mm.
correction
add intermediate layers
align folding plate
adjust depth setting
align lever
adjust throttle
adjust distance
rotate index ring
adjust with gauge
adjust switch plate
adjust switch plate
adjust position of
pistons in pneumatic
cylinder
move shaft
move cylinder
rotate cylinder
move spring plate
adjust throttle
adjust pressure
regulator
move holding claws
adjust plates
bend material clamps
37