IMAO QLSWH Series User manual

QLSWH SWING CLAMPS (Heavy)
Clamp that works in two steps :
adjusting clamping position with the adjustment knob,
and tightening the clamp arm with the handle
Body/Cam/Handle Bolt
Clamp Arm/Holder/
Handle Shank
Adjustment Knob Handle
SCM440 steel
Quenched and tempered
Black oxide finish
SCM435 steel
Quenched and tempered
Black oxide finish
S45C steel
Quenched and tempered
Black oxide finish
S45C steel
Black oxide finish
Phenolic plastic
Black
90°
160°
D
2
R
L3L1
L2
M1
W
W1
90°
160°
H
H3H2H1
W 2
D1
H4
D
Dp
45°
４-M
Counterclockwise Clamping
Clamping End
Throw
Clamp Starting Position
Clockwise Clamping
Clamp Starting Position
Clamping End
Clamping Height
Clamping Stroke
Adjustment Knob
Bottom
Throw
Clamping-Height Adjustable Range 10

The handle can be removed by
loosening the locking screw.
To keep the handle mounted
permanently, make sure that
the locking screw is fully
tightened.
Part Number
Clamping
Direction
Clamping
Stroke
H1
Clamping Height
W1W2M1L2L1L3D M Dp H
QLSWH400R CW
1.2 70～80 13 16
M 8×1.25
42 50 20 40
M6×1 Depth 12
28 120
QLSWH400L CCW
QLSWH500R CW
1.6 80～90 18 24
M12×1.75
48 60 25 50
M8×1.25 Depth 16
35 137
QLSWH500L CCW
Part Number W H2D1H3R D2H4L4
Allowable Operating
Load (N) *)
Clamping
Force (kN)
Clamping
Mechanism
Weight
(kg)
QLSWH400R
40 22 38 16 125 23 30 39
600
3.5
Spiral Cam
Cam Angle: 2°
1.1
QLSWH400L
QLSWH500R
50 25 48 20 160 28 38 47 6.0 2.0
QLSWH500L
*) Allowable load to operate the handle
Clamp Arm
Tip Wrench
Adjustment Knob
Clamp Starting
Position
How To Use
When installing a tip on the clamp arm, lock the
clamp arm using a wrench to prevent it from
receiving any torque.
1. Load a workpiece. 2. Turn the adjustment
knob for the clamp
arm to rotate 90°.
3. Continue turning the adjustment
knob for the clamp arm to go
down against the workpiece, for
temporary clamping.
4. Turn the handle for
full clamping.
(For unclamping, follow
the above steps back)
Countersink
When Handle Is Removed
L
4
Locking Screw
Continuing to next page
■Operation of CW Type (Invert the operation for CCW type.)
■Tip Installation

Contact Bolt
Clockwise Clamping
(Handle at Clamping End)
Clockwise Clamping
(Handle at Clamping End)
Custom Riser
Workpiece
Fixture Plate
F max.
100 500300200 400 600
1
2
3
6
5
4
8
7
0
Clamping Force (kN)
Operating Load (N)
QLSWH400R,L
QLSWH500R,L
BJ７３２
Application Example
Technical Information
■ Allowable Loads in Machining of Workpiece Bottom
Performance Curve
Type Allowable Force To Workpiece Bottom (Per Clamp)
QLSWH400 max. 8kN
QLSWH500 max.14kN

■Custom Clamp Arm
Type L1
(Max.)
L3W2H5d
(F8) d1H7 (±0.1) M3H6
QLSWH400 50 20 40 21 32 15 5
M6×1.00
13
QLSWH500 60 25 50 24 41 19 6
M8×1.25
15
Recommended Dimensions
■Clamp Arm Installation / Removal
To install a clamp arm,
1. Place the wave washer on the shoulder of the bolt and then fit the clamp arm onto the bolt.
2. Place the adjustment knob onto the bolt getting the bolt fitted into the bolt - receiving pocket in the
adjustment knob, and then lock the adjustment knob using a hex. socket head cap screw.
3. Align the countersinks on the side of the holder with the setscrew holes on the side of the clamp arm,
and then lock them using the hex. socket setscrews.
To remove the clamp arm, follow the above steps back.
Hex． Socket Setscrew
Toggle Pad Attachment
Gooseneck Shape
Countersinks
Bolt
Wave Washer
Shoulder of Bolt
Hex． Socket Head Cap Screw
Bolt－Receiving Pocket
Irregular Shape
Carbide Gripper Attachment
２
－ M3
d
L1
H7
d1
H6
H5
W2
L3
■Clamp Arm Customization Examples