JPH07315108A - Device for loading and unloading cargo of awning wing type truck - Google Patents

Abstract

PURPOSE:To load and unload the cargo of an awing type truck by not only a fork lift truck but also a crane by lifting up a level different part to lift the sliding surface of a second rail up to almost level of the the sliding surface of a first rail. CONSTITUTION:Legs 12, 12' are rotated by 90 deg. downward, thereby standing the legs 12, 12' at a right angle to a awing rail 3. The receiving plate 25 of a pallet loader 27 fitted into each adjacent fixed rail 1 is inserted beneath a cargo 23. Next, a lever 24 is pressed downward and the cargo 23 is lifted up together with the receiving part 25 of the pallet loader 27, and the pallet loader 27 is moved to the end part of the fixed rail 1. Since the receiving plate 25 of the pallet loader 27 is formed to be long in that state, the center of gravity of the cargo 23 can be made so as to reach the outside by the outer edge of an awning wing 26 when it is fully opened.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device capable of loading and unloading a cargo of a hood wing type truck by not only a fork but also a crane.

[0002]

2. Description of the Related Art Conventionally, loading and unloading of cargo on a hood wing type truck can be performed only by a fork, and no other lifting machine such as a crane can be used. Other hoisting machines, such as cranes, could not be used because the truck wing could interfere.

However, there is a need for loading and unloading in a fork-free place, in which case the load must be moved to a position where the crane can be used, and this must be done manually. Since it had to be done, it required extremely troublesome work. Therefore, there is a problem that work efficiency is not improved. In the past, however, a device that can easily load and unload the load of a hood wing type truck by a crane has not been used at all, and such an idea has not been known.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of such a point, and provides an apparatus capable of loading and unloading the load of a hood wing truck not only by a fork but also by a crane. The purpose is to provide.

[0005]

SUMMARY OF THE INVENTION In accordance with the structure of the present invention which meets the above object, a first rail provided in the width direction of a floor surface of a hood wing type truck bed and a lower surface of the first rail are provided. A second rail that is slidably mounted on a provided guide and can be pulled out in either direction, and is fixed to the lower surface of the second rail so as to be upright and upright, and stands up to form a gate shape. To the second ray
A pair of opposing legs that support the rail, means for fixing the second rail at a predetermined pull-out position, and a load for the first rail.
And a pallet loader for moving between the second rails on the outside of the hood wing, and step portions are provided at both ends of the second rail. By raising the sliding surface of the second rail and the sliding surface of the first rail to substantially the same level.

In short, the present invention enables the load of the hood wing type truck to be moved to the outside of the wing when fully opened, and can be easily loaded and unloaded by an overhead traveling crane, a jig crane, a hoist or the like. The gist is that it has been made possible.

[0007]

Embodiments of the present invention will now be described with reference to the drawings. FIG. 1 is a perspective view showing an embodiment of the present invention, and FIG. 2 is a sectional view. As shown in FIGS. 2 and 3, an elongated cylindrical body having a quadrangular cross section is formed below a fixed rail (first rail) 1 fixed to a groove formed in a cargo bed 13 of a hood wing type truck. The guide 2 is fixed, and the guide 2 is slidably movable in a downwardly U-shaped cross section (second rail).
The guide 2 is fixed to the chassis 11 via a metal fitting (not shown). As shown in FIGS. 1 and 2, the movable rail 3 can be pulled out in either direction when loading and unloading a load. Two fixed rails 1 make a pair, and a plurality of fixed rails 1 are fixed according to the number of pallets on which loads are placed.

At both ends of the moving rail 3, stepped portions 16 are formed as shown in FIG. The moving rail 3
As shown in FIGS. 4 and 5, the lock pin 5 urged by the spring is fitted into the opening 15 formed at the side of the step portion 16 of the moving rail 3 and reaching the lower end, whereby the guide 2
It is fixed to. The lock pin 5 is formed in a cylindrical shape and is fitted into a circular tubular body 6 fixed to the opening of the guide 2, and a male nut 31 is screwed to the rear end of the tubular body 6. A rod 7 is continuously provided at the rear end of the lock pin 5, and a coil spring 8 is interposed between the rod 7 and the cylindrical body 6. Instead of the coil spring 8, a spring or other elastic body may be used. Rod 7 is male nut 3
As shown in FIGS. 4 and 5, the handle 9 that is slidably fitted to the rod 1 and is fixed to the rod 7 is moved downward along the guide groove 10 formed in the male nut 31 and pulled rightward. The lock pin 5 is released by moving it further downward and engaging with the guide groove 10. By moving the handle 9 upward to release the lock in the guide groove 10, the lock pin 5 is pressed by the force of the coil spring 8 and fitted and fixed in the openings of the guide 2 and the moving rail 3.

When the movable rail 3 is pulled out from the guide rail 2, a vertical step is formed between the fixed rail 1 and the movable rail 3. Pull out the moving rail 3,
With the tip of the step portion 16 (boundary portion) reaching the end of the box-shaped guide 2, as shown in FIG. 3, the lever-4 is turned to raise the screw rod 30 and move the bottom plate 14 of the guide 2 up. Pushed up, the step portion 16 of the moving rail 3 comes into contact with the guide 2,
The sliding surfaces of the fixed rail 1 and the movable rail 3 are at substantially the same level. The bottom plate 14 is, as shown in FIGS. 2 and 6,
The bottom plate 14 is provided only on the step portion 16 so that the bottom plate 14 is located above the lever 4 even when the moving rail 3 is pulled out in any direction. As shown in FIGS. 7 and 8, a cylindrical leg 12 is built in the lower surface of the moving rail 3.
The legs 12 are rotatably fixed to the movable rail 3 by inserting and fixing pins 13 fixed to both sides of the movable rail 3.

A link 18 is fixed to the moving rail 3 by a pin 17, and two links 19, 19 'are fixed to a pin 20 fitted into the leg 12. The link 18 and the links 19 and 19 'have links 19 and 1 at their tips.
9'is rotatably fixed by a pin 21 so as to sandwich the link 18. In FIG. 8, by rotating the leg 12 downward by 90 ° about the pin 13, the leg 12 is rotated.
Stands at right angles to the moving rail 3. As shown in FIG. 2, a leg 12 'is similarly fixed opposite to the leg 12 and stands up in the same manner so that the leg 12 and the leg 12' support the moving rail 3 in a gate shape. It is configured. Leg 12 and leg 1
At the lower end of 2 ', as shown in FIG. 1, a screw rod 23 erected on a base 22 is screwed to the lower ends of the legs 12 and 12' to freely adjust the height of the legs 12, 12 '. It can be adjusted.

The fixed rail 1 and the movable rail 3 are shown in FIG.
The pallet loader 27 shown in FIG. 10 can be moved. The pallet loader 27 is placed on the fixed rail 1 of the load 23 placed on the pallet on the loading platform, and the pallet loader 27 is inserted under the load 23 to obtain the state shown in FIG. . Then, by collapsing the lever 24, the elongated rod-shaped receiving plate 25 is loaded by the link mechanism.
3, the load 23 can be moved between the fixed rail 1 and the movable rail 3 by moving the pallet loader 27 together with the load. Since the receiving plate 25 of the pallet loader 27 is formed long, the portion excluding the receiving plate 25 can always move the load while being fitted into the fixed rail. Even if the upper surface of the moving rail 3 is formed flat, there is no problem. However, it is preferable that the upper surface of the moving rail 3 is formed with some recesses so that the receiving plate 25 of the pallet loader 27 cannot move.

[0012]

Next, the operation of the present invention constructed as above will be described. First, as shown in FIG. 4 and FIG.
The grips 9 on both sides of the ruler 3 are moved along the guide groove 10 against the force of the coil spring 8, the handle 9 is locked in the guide groove 10, and the moving rail 3 is pulled out. Then, the lock of the handle 9 in the guide groove 10 is released, and the lock pin 5 is fitted into the opening 15 at the rear end of the moving rail 3. Then, Figure 3
As shown in FIG. 5, the lever-4 is rotated to lift the plate 14, so that the movable rail 3 is raised, and the sliding surfaces of the fixed rail 1 and the movable rail 3 are brought to substantially the same level.

Then, in FIG. 2, the legs 12 and 12 'are rotated downward by 90 °, so that the legs 12 and 12' are erected at right angles to the moving rail 3. At this time, if necessary, the screw rod 23 is rotated to adjust the height of the legs 12, 12 '. Then, as shown in FIG. 9, the receiving plate 25 of the pallet loader 27 fitted to each of the adjacent fixed rails 1 is inserted under the load 23. Then, the lever
24 is pushed down to receive the pallet loader receiving plate 2
5, the load 23 is lifted and the pallet loader 27 is moved to the end of the fixed rail 1. Since the receiving plate 25 of the pallet loader 27 is formed long in this state,
The center of gravity of the load 23 can be made to reach outside the outer edge of the hood wing 26 when fully opened. Therefore, load 2
3 can be easily moved by lifting it with a hook such as a crane and a hoist. Even when the cargo 23 is loaded with cranes, hoists, etc., it can be easily carried out by changing the order of the above operations.

[0014]

As described above, according to the present invention, the load of the hood wing type truck can be moved by either the fork or the crane with a simple device, so that it can be moved in a place without the fork. It has become extremely easy to load and unload cargo, and the work efficiency of loading and unloading cargo in such places has improved dramatically.

[0015]

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a vertical sectional view of the present invention.

3 is a sectional view taken along line III-III in FIG.

4 is a sectional view taken along line IV-IV in FIG.

FIG. 5 is a perspective view of FIG.

FIG. 6 is a perspective view of a moving rail of the present invention.

7 is a sectional view taken along line VII-VII of FIG.

FIG. 8 is a sectional view of the moving rail showing a state in which the legs are built in the moving rail.

FIG. 9 is a sectional view showing a state in which a pallet loader is inserted under a load.

FIG. 10 is a sectional view showing a state in which a load is lifted by a pallet loader.

[Explanation of symbols]

 1 fixed rail (first rail) 2 box-shaped guide 3 moving rail (second rail) 5 lock pin 12, 12 'leg portion 13 bed 23 load 24 pallet loader

Claims (7)

[Claims] 1. A first rail provided in the width direction of the floor surface of a hood wing type truck carrier and a guide provided on the lower surface of the first rail, which is slidable in both directions. A second rail that is built in so that it can be pulled out, and a pair of opposing members that are fixed to the lower surface of the second rail so as to be able to stand upright and stand upright to support the second rail in a gate shape. Legs and the second ray
And a pallet loader for moving the load between the first rail and the second rail outside the hood wing. By providing step portions at both end portions of the second rail and raising the step portions, the sliding surface of the second rail and the first rail are provided.
A loading / unloading device for a hood wing-shaped truck, characterized in that the sliding surface of the rail is raised to substantially the same level. 2. The loading / unloading device according to claim 1, wherein the guide is formed in a quadrangular cylinder. 3. The load unloading device according to claim 1, wherein said second rail is formed in a downwardly U-shaped cross section, and a bottom plate is provided at said step portion. 4. The loading / unloading device according to claim 1, wherein the leg portion is built in the U-shaped section of the second rail. 5. The load unloading device according to claim 1, wherein the first rail is formed in a concave shape. 6. A means for fixing the second rail at a predetermined pull-out position is attached to the opening formed on the side portion of the step portion of the second rail by an elastic body from the guide side portion. The loading / unloading device according to claim 1, wherein a biased lock pin is fitted. 7. The leg portion is formed into a cylindrical body having an opening formed on one side thereof, and the upper end of the leg portion is rotatably fixed to the lower surface of the second rail so as to be bendable. One end of the link is the second
2. The loading / unloading device according to claim 1, wherein the lower end of the rail is rotatably fixed, and the other end of the link is rotatably mounted on the leg from the opening.