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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 three-stage wide view frame.
8.1 Internal and external door frames
The three-level wide view frame is composed of an outer frame that cannot be lifted and lowered and
two inner and middle frames that can be telescoped up and down. The lower part of the outer door frame
relates to 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 relates to 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 and middle
frame is a welded piece, which bears longitudinal and transverse loads through rollers and side rollers,
and makes the frame move smoothly.
8.2 goods fork
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.
9 Electrical System
The electrical system mainly includes battery, traction motor, pump motor, traction motor controller and
pump motor controller, handle joystick, multi-way valve block controller, display instrument, combined
control switch, instrument and lighting device, etc.
9.1 the display
The display has six built-in red liquid crystal displays, which provide the operator with some easy
information about the operation of the vehicle's mechanism. Parameter adjustment key (left turn) 2.
Speed mode switch key/Parameter Adjustment key (upturn) 3. Parameter adjustment key (right turn)
4. Parameter Adjustment button (Scroll down) 5. Parameter Adjustment button (Confirm) 6.7. Parking
light
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Страница 6: ...5 Pic2 The rail of gantry Pic3 Drive axle clamp...
Страница 15: ...14 9 Wiring circuit diagram A Electrical schematic diagram 3 2 hydraulic principle diagram...
Страница 18: ...17 12 The braking system Operating handle diagram...
Страница 21: ...20 1 solenoid valve 2 proportional valve 3 check valve 4 countercurrent valve 5 throttle valve...
Страница 22: ...21 13 Schematic drawing of lifting cylinder and tilting cylinder...