JPH07223480A - Loading deck device of truck - Google Patents

Abstract

PURPOSE:To enable loading and unloading to be carried out in a short time without tiring workers. CONSTITUTION:The floor portion of a loading deck is designed to move longitudinally with cargo thereon, and is provided with a supporting member 30 that moves longitudinally and integrally with the floor portion. Then the cargo can be moved in the longitudinal direction of the loading deck by moving the floor portion, and the supporting member 30 can prevent the cargo on the floor face from falling off. Therefore, workers can load the cargo onto the loading deck without carrying it inside the loading deck, and can unload the cargo from the loading deck without carrying it inside the loading deck.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a truck bed apparatus, and more particularly, to a truck bed apparatus capable of loading luggage for transportation.

[0002]

2. Description of the Related Art When loading luggage on a truck bed,
Luggage is conveyed to the rear end of the loading platform by a belt conveyor, and the loads transported to the rear end of the loading platform are manually carried by an operator from the front end to the rear end of the loading platform and sequentially loaded. Further, when unloading a load from a truck bed, an operator manually carries the luggage from the rear end portion of the luggage bed and places it on a belt conveyor near the rear end portion of the luggage bed.

[0003]

As described above, when loading and unloading luggage on the bed of a truck, an operator carries the luggage between the front end portion and the rear end portion of the luggage bed a plurality of times and reciprocates the luggage inside the luggage bed. Need to carry. Therefore, there is a problem that loading and unloading of luggage takes time and the operator is tired. The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a truck bed apparatus that allows an operator to load and unload luggage in a short time without tiredness.

[0004]

In order to achieve the above object, the present invention relates to a cargo bed device for a truck for carrying cargo on a cargo bed, wherein the cargo bed is loaded with the cargo and is movable in the longitudinal direction. Section, a floor section driving means for driving the floor section, and a support that is supported by the floor section and moves in the front-rear direction integrally with the floor section so as to prevent collapse of the cargo loaded on the floor section. And a member.

[0005]

According to the present invention, the floor portion of the cargo bed is constructed so that it can be loaded with luggage and moved in the front-back direction, and the support member can be moved in the front-back direction integrally with the floor portion. Set up in. As a result, the floor can be moved to move the load in the front-rear direction of the loading platform, and further, it is possible to prevent the load loaded on the floor from collapsing by the support member. Therefore, the worker can load the luggage on the luggage carrier without carrying the luggage on the luggage carrier, and the operator can unload the luggage from the luggage carrier without carrying the luggage on the luggage carrier.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A truck bed apparatus according to the present invention will be described in detail below with reference to the accompanying drawings. 1 is a partial sectional view showing a truck carrier device according to a first embodiment of the present invention, FIG. 2 is an AA sectional view thereof, and FIG. 3 is a schematic perspective view of the truck carrier device according to the present invention. Track 10 as shown in FIG.
Is provided with a frame portion 12, and the front wheel 1 is attached to the frame portion 12.
4, the rear wheel 16 is provided. In addition, the frame portion 12
An operating section 18 is provided at the front end of the vehicle, and a truck carrier 20 is provided on the frame section 12 behind the operating section 18.

As shown in FIG. 2, a truck carrier 2 is provided.
In 0, the floor plate 22 is attached to the frame portion 12.
The floor plate 22 is formed in a rectangular shape, and wall plates 24, 24 are attached to both sides of the floor plate 22. A ceiling plate 26 is attached to the upper ends of the wall plates 24, 24, and the floor plate 22, the wall plates 24, 24, and the ceiling plate 26 form a box-shaped luggage carrier.
A rear door (not shown) is openably and closably supported at the rear end of the box-shaped carrier. The front end of the box-shaped carrier formed by the floor plate 22, the wall plates 24, 24, and the ceiling plate 26 is closed by the rear end of the operating unit 18. The loading and unloading of luggage on this box-shaped carrier is performed by opening the rear door.

The truck bed device 20 is provided with the floor moving means 2
8 and a support member 30. The moving means 28 is shown in FIG.
Has a moving floor portion 31. The moving floor portion 31 is formed by connecting a plurality of lauan members 32, 32 ... And connected like an endless belt. That is, as shown in FIG. 2, a plurality of lauan materials 32, 32 ... Are connected adjacent to each other by connecting members 34, 34 ... Like an endless belt, and the connecting members 34, 34. , 32 ... are connected to the left side and the right side. The lauan material 32 is formed by connecting three lauan materials 32A, 32B, 32C in a straight line.

Further, endless chains 36, 36 are attached to the connecting members 34, 34, ... Connecting the left and right sides of the lauan materials 32, 32, respectively, and the left and right endless chains 36 are attached. , 36 are stretched around a sprocket 38 (only the left side is shown) and a roller 40.
In this case, the endless chain 36 meshes with the sprocket 38, and the left and right sprockets 38 are coaxially supported by the front end of the floor plate 22 via the shaft 42. The shaft 42 is rotatably supported by the front end of the floor plate 22 via a bearing 44. And sprocket 3
Reference numeral 8 is connected via a shaft 42 to a drive motor (not shown) so that the rotational force can be transmitted.

The left and right rollers 40 are the floor plates 22.
The rear end portion is coaxially supported via a shaft 46, and the shaft 46 is rotatably supported by the rear end portion of the floor plate 22 via a bearing 44. As a result, the endless moving floor 31 is stretched by the sprocket 38 and the roller 40, and the upper portion of the endlessly connected moving floor 31 is fixed to the floor plate 22.
It becomes a moving floor parallel to.

Therefore, when an inching operation is performed to reverse the drive motor, the left and right sprockets 38 rotate counterclockwise by a predetermined amount, and the moving floor of the endless moving floor portion 31 moves forward by a certain amount. To do. When an inching operation is performed to rotate the drive motor in the normal direction, the left and right sprockets 38 rotate clockwise by a certain amount, and the moving floor of the endless moving floor portion 31 moves backward by a certain amount. In addition,
1 and 3, reference numeral 50 denotes a guide roller, and the guide rollers 50, 50 ... Include the shafts 51, 51.
4 is rotatably supported. As a result, the guide rollers 50, 50 support the left and right endless chains 36 at a predetermined height.

A support member 30 is erected on the moving floor 31 of the floor moving means 28, and the support member 30 is movable between A and B when the moving floor of the moving floor 31 is moved back and forth. It is supported. An outer frame 30A of the support member 30 is formed in a rectangular shape, and a wire mesh 30B is attached to the rectangular outer frame 30A. As a result, the load loaded on the moving floor of the moving floor section 31 is brought into contact with the support member 30,
When the moving floor of the moving floor unit 31 moves in the front-rear direction, it is possible to prevent the load from collapsing.

Further, the load moving device 27 is provided with a locking means (not shown), and the locking means mechanically locks the moving floor portion 31 to prevent the moving floor from moving in the front-rear direction. As an example of the locking means, a safety pin is used to move the floor 31 and the roller 40.
There is a method of mechanically locking and. The operation of the truck bed apparatus according to the first embodiment of the present invention configured as described above will be described. First, the case of loading luggage on the bed of a truck will be described. The driving motor is inching-operated to move the moving floor of the moving floor 31 in the front-rear direction to move the support member 30 to point C in FIG. Next, load 5 on the support member 30.
6 and 56 are loaded on the moving floor of the moving floor section 31 so as to be in contact with each other. Next, after inching the drive motor to move the support member 30 to point D, a new load 56, is added to the moving floor of the moving floor 31 so as to contact the loads 56, 56 ... 56 ... is loaded. Hereinafter, by sequentially repeating the above-described steps until the support member 30 reaches the point A, the worker can load the loads 56, 56 ... On the truck bed without carrying the luggage inside the truck bed.

Next, a case of unloading a luggage from a truck bed will be described. After unloading the loads 56, 56, ... Loaded on the rear end of the truck bed, the drive motor is inching operated to move the moving floor of the moving floor portion 31 in the backward direction to move the support member 30 to the upper side of FIG. Move to point E. As a result, the rear loads 56, 56, ... Loaded on the moving floor move to the rear end of the loading platform. Next, the loads 56, 56, ... Moved to the rear end of the loading platform are unloaded from the moving floor of the moving floor section 31 to the belt conveyor. Hereinafter, by sequentially repeating the above-described steps until the loads 56, 56, ... Loaded on the luggage carrier are exhausted, the worker can unload the luggage 56, 56 ... From the luggage carrier of the truck without carrying the luggage in the luggage carrier of the truck. it can.

In the first embodiment, the case where the endless moving floor 31 is used as the floor moving means 28 has been described, but the present invention is not limited to this, and the mesh like the second embodiment shown in FIGS. 4 and 5 is used. A member such as the chain 58 may be used to form the moving floor. Hereinafter, the floor moving means 57 when a mesh chain is used will be described with reference to FIGS. 4 and 5. 4 and 5, the same members as those of the first embodiment are designated by the same reference numerals and the description thereof will be omitted.

The floor moving means 57 is the mesh chain 5
8, a front drum 60 and a rear drum 62 are provided. The front drum 60 is rotatably supported by the frame portion 12 at the front end portion of the cargo bed via a bearing 61, and the rear drum 62 is supported by a bearing 63.
It is rotatably supported by the frame portion 12 at the rear end of the cargo bed via the. Further, a plurality of guide rollers 59, 59 ... Are rotatably supported by the floor plate 22 via bearings 44 between the front drum 60 and the rear drum 62. The mesh chain 58 is supported by guide rollers 59, 59, and the front end portion and the rear end portion of the mesh chain 58 are wound around the front drum 60 and the rear drum 62, respectively. Thus, the mesh chain 58 forms a moving floor parallel to the floor plate 22.

Further, drive motors (not shown) are connected to the drums 60 and 62, respectively, so as to be able to transmit a rotational force. Then, when the driving motor on the drum 60 side is subjected to inching operation so as to be reversely rotated, the mesh chain 58 is wound around the drum 60, and the moving floor surface of the mesh chain 58 moves forward by a certain amount. On the other hand, if the drive motor on the drum 62 side is inching operated to rotate in the normal direction, the drum 6
The mesh chain 58 is wound around 2, and the moving floor of the mesh chain 58 moves backward by a certain amount. In addition,
The support member 3 is attached to the mesh chain 58 as in the first embodiment.
0 is movably supported between A and B in the loading platform, and prevents the load from collapsing when the moving floor of the mesh chain 58 moves in the front-rear direction.

As described above, by forming the moving bed movable in the front-back direction with the mesh chain 58 as in the second embodiment, it is possible to form a lower moving floor than in the first embodiment. In the first and second embodiments, the case in which the moving floor 31 and the moving floor of the mesh chain 58 are moved by a predetermined amount by inching the drive motor has been described, but the present invention is not limited to this, and the operator manually moves the moving floor. 31 and the mesh chain 58 may be configured to move on the moving floor.

[0019]

As described above, according to the loading device for a truck of the present invention, the floor can be moved to move the load in the front-back direction of the loading platform, and the supporting member can load the load on the floor. It is possible to prevent the collapse of the loaded luggage. Therefore, the worker can load the luggage on the luggage carrier without carrying the luggage on the luggage carrier, and the operator can unload the luggage from the luggage carrier without carrying the luggage on the luggage carrier. As a result, it is possible to load and unload the luggage in a short time, and the operator can unload the luggage without getting tired.

[Brief description of drawings]

FIG. 1 is a partial cross-sectional view showing a state where a truck bed apparatus according to a first embodiment of the present invention is used for a truck.

FIG. 2 is a sectional view taken along line AA of FIG.

3 is a schematic perspective view of a cross-sectional state taken along the line BB of FIG.

FIG. 4 is a partial cross-sectional view showing a state where a truck bed apparatus according to a second embodiment of the present invention is used for a truck.

FIG. 5 is a rear view of the truck carrier device according to the second embodiment of the present invention.

[Explanation of symbols]

 10 ... Truck carrier 28, 57 ... Floor moving means 30 ... Support member 31, 58 ... Moving floor 56 ... Luggage

Claims (3)

[Claims] 1. A cargo bed device for a truck that loads and transports cargo on a cargo bed, comprising: a floor portion of the cargo bed on which the luggage is loaded and movable in the front-rear direction; and a floor portion driving unit that drives the floor portion, A luggage carrier device for a truck, comprising: a support member that is supported by the floor portion and moves in the front-rear direction integrally with the floor portion to prevent collapse of the cargo loaded on the floor portion. 2. The truck bed apparatus according to claim 1, wherein the floor portion is formed by connecting a plurality of plate-shaped members arranged in parallel by an endless connecting member. 3. The truck bed apparatus according to claim 1, wherein the floor portion is formed of a flexible strip-shaped member having both ends supported so as to be able to be wound and unwound.