34
8 J
acking system
The lifting system consists of internal and external door frame, cargo fork frame, retaining
shelf, lifting cylinder, inclined cylinder, lifting chain and so on. It is the holding mechanism of
forklift truck for loading and unloading operations. Forklifts are standard with a two-stage
wide view frame.
8.1
Inside and outside the door frame
The two-stage wide-view gantry consists of an outer gantry that cannot be lifted or lowered and an inner
gantry that can be stretched up and down. The lower part of the outer door frame is connected with the
drive axle, and the weight is mainly supported on the axle housing. The middle and outer inclined cylinder
support of the outer door frame is connected with the piston rod of the inclined cylinder, and the door
frame can be tilted forward and backward by operating the multi-way valve. The inner frame is a welded
piece, through the roller, side roller to bear the longitudinal and transverse load, and make the frame with
smooth movement.
8.2
fork arm carrier
Fork frame is equipped with rollers and adjustable gap side rollers, so that the fork frame along the
inner edge of the channel steel smooth up and down movement, fork frame each side of the roller has
three groups, fork mountain to the maximum height, above a pair of rollers will extend out of the inner
door frame edge. Fork by hook hanging on the fork frame, and lock pin locked in the fork frame beam
groove, fork spacing available manual adjustment, fork and fork frame using international standards
(ISO) in order to universal and interchangeable.
8.3 Adjustment method of chain tightness
-
Drive the forklift to a flat surface and lower the fork to the ground.
- Position with hinge bolts on one side of slide frame.
- After adjusting the length of chain section of hinge bolt on one side of lifting cylinder, tighten
the nut on one side of lifting cylinder.
- At 1 meter above the ground, push the chain with your finger (about 5 kg force) so that the
chain can move 20 mm.
