JPH05155284A - Loading and unloading device for load carrying vehicle - Google Patents

Abstract

PURPOSE:To obtain a loading and unloading device which is applicable to a covered load-carrying vehicle, movable on a deck, and almost not restricted by the size of a load. CONSTITUTION:A rail 6 roughly the same in length as a deck 3 of a covered load carrying vehicle 2 is supported movably in forward and backward direction at roughly horizontal plane by a frame 7 assembled on the deck 3. A supporting member 8 which supports the rail 6 and can be telescoped by a specified length is located at the end of the rail 6 on the loading and unloading side. Also a winch 9 capable of travelling in forward and backward direction is located on the rail 6. Thus any load which can be put on the deck 3 can be loaded and unloaded freely.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an unloading device for a baggage carrying vehicle, which is mainly used for carrying heavy loads such as pianos, furniture, racing cars, etc., and facilitates loading and unloading.

[0002]

2. Description of the Related Art A conventional loading and unloading device for a cargo transport vehicle that facilitates loading and unloading is one that lifts and lowers a rear door b at the rear of a vehicle body a (see FIG. 7) and an arm on the vehicle body a. A type in which a crane device c of a type is mounted (see FIG. 8) is known.

In the loading and unloading device of the luggage carrier vehicle, when loading, the rear door b is lowered, a heavy luggage d such as a piano, furniture, or a racing car is placed on the rear door b, and then the rear door b is loaded. The door b was raised to the same level as the loading platform e, and the luggage d was moved laterally and sequentially loaded on the loading platform e. Then, at the time of unloading, the rear door b and the loading platform e are set to the same level, the luggage d on the loading platform e is moved laterally, placed on the rear door b, and the rear door b is lowered to the rear door. The luggage d was sequentially unloaded from the top of b to the unloading place.

In the case of the load carrying vehicle, when loading, the arm f of the crane device c is moved over the load d, the hook g at the end of the arm f is hooked on the load d, and the load d is lifted by the crane device c. The luggage d was placed on the loading platform e and moved laterally to sequentially load the luggage d on the loading platform e. When unloading, conversely, the arm f of the crane device c is moved above the load d on the load platform e, the hook g at the tip of the arm f is hooked on the load d, and the crane device c loads the load platform e. The luggage d was sequentially unloaded outside.

[0005]

However, in the above-mentioned loading and unloading apparatus for the luggage transport vehicle, the size of the luggage d is restricted by the size of the rear door b, and further, the rear door b reaches the top of the luggage carrier e. It is difficult to laterally move the lifted load d and load the load d on the loading platform e.

In addition, the loading / unloading device of the cargo carrying vehicle is convenient when the loading platform e is open, but cannot be equipped with the arm type crane device c in the case of a covered vehicle such as a panel truck. .. Furthermore, in this type of crane device c, it is difficult to load the loads d on the loading platform e in a convenient and sequential manner, and it is necessary to move the loads d laterally on the loading platform e.

Therefore, the present invention has been made in view of the above circumstances, can be applied to a luggage carrier of a covered vehicle, can be moved in the lateral direction, and the size of a heavy luggage is restricted by the size of the luggage carrier. However, it is an object of the present invention to provide an unloading device for a baggage carrying vehicle which is not restricted by other factors.

[0008]

In order to solve the above-mentioned problems, an unloading device for a load-carrying vehicle according to the present invention comprises a rail having a length substantially the same as the length from the innermost portion of the loading platform of the vehicle to the unloading port. A frame that is assembled on the loading platform and that supports the rail so that it can move back and forth substantially horizontally in the loading / unloading port direction from the innermost part; and a frame that is provided at the loading / unloading port side end of the rail and supports the rail The support member is composed of a length-extensible support member and a hoist capable of moving forward and backward on the rail. One end of the support member is rotatable on the rail and the other end is rotatable on the frame. It is preferable that the rail is provided, and further, the rail can be fixed to the frame at a predetermined position by a stopper.

[0009]

According to the loading and unloading device of the cargo transport vehicle having the above-described structure, the rail on the frame is moved laterally together with the supporting member toward the unloading opening side for a predetermined distance, and the supporting member is moved up and down by the height of the loading platform from the loading place. Extend in the direction and lock in that state, support the end of the loading and unloading side of the rail, move the hoist to the unloading side and position it on the luggage, hook the luggage on the hoist,
While hoisting and moving the hoist, move the hoist to the loading platform, stop it above the loading platform, and lower the load on the loading platform. The hoisting machine is again moved to the loading / unloading port side, and the loads are sequentially loaded on the loading platform by the same operation. When the loading is completed, the support is contracted and the frame is moved to the platform side together with the rails and locked.

In the case of unloading, similarly to the above, the rail on the frame is laterally moved to the unloading opening side together with the supporting member for a predetermined distance, and the supporting member is extended vertically from the unloading place surface by the height of the loading platform. Lock the rails to support the end of the loading and unloading side of the rail, hook the load on the loading platform near the loading and unloading side to the hoist, and lift it to move it from the loading and unloading port to the outside of the loading platform. , Unload to the unloading place. The hoisting machine is again moved to the loading platform side, and thereafter the same operation is performed to sequentially unload the luggage on the loading platform.

[0011]

Embodiments of the present invention will be described in detail below with reference to FIGS. FIG. 1 is a perspective view showing an unloading device for a luggage carrying vehicle according to the present invention, and FIG. 2 is a side view showing a hoisting machine. In FIG. 1, reference numeral 1 denotes an unloading device for a baggage carrying vehicle according to the present invention, and this unloading device 1 has a length substantially the same as a length up to an unloading port 4 of a loading platform 3 of a covered baggage carrying vehicle (vehicle) 2. Rails 6, a frame 7 for supporting the rails 6 so that the rails 6 can be moved back and forth substantially horizontally in the loading / unloading port 4 direction from the innermost portion 5 assembled on the loading platform 3, and the rails 6 are provided at the end of the loading / unloading port 4 side. A support member 8 that supports the rail 6 and can expand and contract for a predetermined length.
And a hoisting machine 9 capable of traveling forward and backward on the rail 6.

The rail 6 is composed of two groove-shaped ropes 10 having a length substantially the same as the length L of the loading platform 3 and the belt ropes 11 attached at regular intervals with the grooves 10a and 10a facing each other. .. The hoisting machine 9 runs in the grooves 10a, 10a of the groove ropes 10, 10. The rail 6 is supported by a frame 7 so that it can move back and forth substantially horizontally.

That is, in the frame 7, three columns 3 in total are erected on the platform 3 in total, and three beams 13 and two beams 14 are passed to these columns 12, The gusset plate 15 is stretched, and the turnbuckle 16 is further stretched to firmly assemble. Brackets 17 for supporting the rails 6 are provided on the lower surfaces of these beam members 13, respectively. Then, these brackets 17 are attached to FIGS.
As shown in FIG. 2, rollers 18 for controlling the vertical direction of the two groove ropes 10 constituting the rail 6 are attached, and further rollers 19 for restricting the lateral direction are attached. In addition, the bracket 17 provided at the innermost side of the luggage carrier 3 is provided with a stop pin 20 so that the rail 6 does not move while the luggage transport vehicle 2 is moving.

The support member 8 is, as shown in FIGS.
Square pipes 22, 22 serving as columns are fixed to both ends of a beam member 21 fixed to the two groove-shaped ropes 10, 10 of the rail 6 to form a U-shape. Small square pipes 23, 23 that can slide inside the square pipes 22, 22 are provided. The square pipes 22, 22 and the small square pipes 23, 23 are provided with holes 25 through which the fixing pins 24, 24 pass at regular intervals. The position of this hole 25 is to pull out the rail 6 from the loading platform 3 to the outside,
The small-angle pipes 23, 23 are fixed to the square pipes 22, 22 by inserting the fixing pins 24, 24 into the holes 25 at a position convenient for erecting the support member 8 on the loading / unloading place surface.

FIG. 5 shows a supporting member 8a according to another embodiment of the present invention, in which two square ropes 10 having square pipes 22 and 22 as rails and rails 6,
A pillar 1 which is rotatably connected to a beam member 21 fixed to 10 by upper shafts 26, 26, and which is located at the loading / unloading port 4.
Lower shafts 27 and 27 are rotatably connected to 2 and 12. Therefore, when the rail 6 is pulled out from the loading platform 3, it is not necessary to erect the supporting material 8 on the loading / unloading place surface, and after the rail 6 is pulled out to a predetermined length, the fixing pins 24, 24
The small square pipes 23, 23 into the square pipes 22, 22.
Should be fixed.

The hoist 9 has a body frame 27.
Wheels 28, 28 and rollers 29, 29 are attached to this wheel.
It is supported by the tongues and rails 10 and 10 of the rail 6 via 28 and 28, and rolling is prevented by the rollers 29 and 29. This hoisting machine 9 comprises a drum 30 which is attached to a main body frame 27 so as to be able to rotate forward and backward, and a rope 32 which is attached with a hook 31 at its tip.
Is wrapped around, the luggage 33 is hooked on the hook 31, and the drum 33 is rotated in the forward and reverse directions by a driving device (not shown) to move the luggage 33 in the vertical direction. The hoisting machine 9 may be operated by human power such as a chain block for hoisting, hoisting, and traveling, or both may be operated by a driving device. In short, the hoisting machine 9 may be any hoisting machine as long as it can hoist and hang the luggage 33 and can travel.

Next, the operation of the loading / unloading device 1 of the luggage transport vehicle having the above-mentioned structure will be described. First, when loading, the luggage transport vehicle 2 is operated so that the loading / unloading port 4 of the loading platform 3 is located in front of the place where the luggage 33 is placed. Next, the stopper pin 20 that stops the rail 6 from moving on the frame 7 while the luggage transport vehicle 2 is moving is pulled out, the rail 6 is pulled out from the unloading port 4 to the outside, and the luggage 33 is inside the support material 8. Pull out until. Then, from the holes 25, 25 of the square pipe 22 and the small square pipe 23 of the support member 8, to the fixing pin 24,
24 are pulled out, and the small square pipes 23, 23 are slid and pulled out from the square pipes 22, 22 to a predetermined length, that is, the length for keeping the rail 6 horizontal, and at that time, the hole 2
Fixing pins 24 and 24 are inserted into 5 and 25 to fix the small square pipe 23 to the square pipe 22 so that the supporting member 8 is supported on the loading place surface. Next, the hoisting machine 9 is run on the rail 6 to be pulled out from the inside of the luggage carrier 3 and positioned above the luggage 33. The drum 30 is rotated by the driving device to lower the hook 31 at the tip of the rope 32 onto the luggage 33, Then, the hook 31 is hooked on the luggage 33, and the drum 30 is rotated in the reverse direction by the drive device to lift the luggage 33 to the height of the cargo bed 3 or more. In this state, the hoist 9 is pulled into the loading platform 3, and the luggage 33 is unloaded on the loading platform 3,
The hook 31 is removed from the load 33, the hoisting machine 9 is again positioned above the load 33 to be loaded next, and the same operation is repeated thereafter to load the load 33 on the loading platform 3 sequentially. In addition, luggage 33
When the luggage 33 is loaded on the innermost part 5 of the luggage carrier 3, the luggage 33 is hoisted and pulled into the luggage carrier 3 by the hoist 9, and then the luggage 33 is loaded onto the rail 6 as shown by a chain double-dashed line in FIG. And move it to the innermost part 5. In this case, it is necessary to insert and fix the small square pipe 23 into the square pipe 22.

Next, when unloading, the luggage transport vehicle 2 is operated so that the loading / unloading port 4 of the loading platform 3 is located in front of the place where the luggage 33 is desired to be unloaded. Next, similarly to the above, the rail 6 is pulled out to the outside, and the load 33 is pulled out until the unloading place is inside the support member 8, and the support member 8 is extended and supported on the unloading place surface. Next, the hook 31 of the hoisting machine 9 is hooked and lifted on the luggage 33 in the luggage carrier 3, and in this state, the hoisting machine 9 is pulled out from the luggage carrier 3 to the outside unloading place, the luggage 33 is lowered, and the hook 31 is removed. The hoisting machine 9 is again positioned above the luggage 33 to be unloaded next, and the same work is repeated thereafter to unload the luggage 33 from the loading platform 3 sequentially.

When unloading the luggage 33 in the innermost part 5 of the loading platform 3, after unloading the luggage 33 in the foreground, move the rail 6 as shown by the chain double-dashed line in FIG. The load 33 is hoisted by the machine 9, and then the rail 6 is moved again to the position shown by the solid line in FIG. 6 so that the support member 8 is supported on the unloading place surface, and the unloading place is moved to the unloading place in the same manner as described above. Luggage 33
Unload one by one.

[0020]

As described in detail above, according to the unloading device for a baggage carrying vehicle of the present invention, the rails on the frame are laterally moved to the unloading opening side together with the supporting member for a predetermined distance to load the supporting member. Extend vertically from the place by the height of the loading platform and lock in that state, support the end of the loading and unloading side of the rail, move the hoist to the loading and unloading side and position it on the luggage, Hang it on the hoist and lift it up, and then move the hoist to the loading platform as it is, stop it above the loading platform, and unload the luggage on the loading platform. The hoisting machine is again moved to the loading / unloading port side, and the loads are sequentially loaded on the loading platform by the same operation. When the loading is completed, the support is contracted and the frame is moved to the platform side together with the rails and locked. Also when unloading, it can be performed by performing almost the same operation as described above. Therefore, it can be used even if the luggage carrier such as a panel truck has a lid, can be freely moved on the luggage carrier, and the size of the luggage is limited only by the size of the luggage carrier.

Further, one end of the supporting member is rotatable on the rail,
Moreover, if the other end is rotatable with respect to the frame, in addition to the above-mentioned effect, it is not necessary to support the supporting material on the loading / unloading place surface, so that the surface is soft or not flat. Also, the support material can be easily supported.

Further, if the rail can be fixed to the frame at a predetermined position by the stopper, it is safe because the rail does not move during the movement of the luggage carrying vehicle.

[Brief description of drawings]

FIG. 1 is a perspective view showing an unloading device for a luggage transport vehicle according to the present invention.

FIG. 2 is a side view showing the hoist.

FIG. 3 is a side view showing how the rail is attached to the frame.

FIG. 4 is a side view showing a usage state of the loading / unloading device.

FIG. 5 is a side view showing a usage state of an unloading device according to another embodiment.

FIG. 6 is a side view showing a usage state of the unloading device.

FIG. 7 is a side view showing a conventional example.

FIG. 8 is a side view showing a conventional example.

[Explanation of symbols]

 1 Loading and unloading device for luggage transport vehicle 2 Luggage transport vehicle (vehicle) 3 Loading platform 4 Unloading port 5 Innermost part 6 Rail 7 Frame 8 Supporting material 9 Winding machine 20 Stopper pin (stopper)

Claims (3)

[Claims] 1. A rail having substantially the same length as the length from the innermost portion of the loading platform of the vehicle to the loading / unloading port, and the rail that is assembled on the loading platform and is substantially horizontal from the deepest portion in the direction of the loading / unloading port. It comprises a frame that is capable of moving forward and backward, a support member that is provided at the end of the rail on the loading and unloading port side and that supports the rail, and is expandable and contractible for a predetermined length, and a hoist capable of traveling forward and backward on the rail. A device for loading and unloading luggage carrying vehicles. 2. The loading and unloading device for a load-carrying vehicle according to claim 1, wherein one end of the support member is rotatable on the rail and the other end is rotatable on the frame. 3. The loading / unloading device for a luggage transport vehicle according to claim 1, wherein the rail can be fixed to the frame at a predetermined position by a stopper.