JP2013095539A - Loaded product loading/unloading device, and method for loading/unloading loaded product using the device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a loaded product loading/unloading device and a method for loading/unloading a loaded product using the device, efficiently and economically loading and unloading loaded products by collectively and smoothly loading and unloading the loaded products even if the loaded products composed of heavy loads are collected with respect to, for example, a sealed container, and exhibiting an excellent effect that for example, performs operation without causing damage to the container even if the container is temporarily borrowed and should not be damaged.SOLUTION: This loaded product loading/unloading device includes: a substantially rectangular loaded product frame; traveling rollers attached to both ends of the loaded product frame in a width direction, and traveling the loaded product frame in a longitudinal direction; and lifting members provided at at least four corners on the loaded product frame, and upwardly lifting the loaded product placed on the loaded product frame.

Description

The present invention relates to an apparatus for loading or unloading a heavy load, for example, in a container, and a method for loading or unloading a heavy load into, for example, a container using the apparatus. It is.

  Conventionally, a heavy load such as a forklift is generally used to load a heavy load in a container or to remove a heavy load from a container. .

  Also, when heavy machinery such as forklifts are not used, the load is loaded and unloaded by human power, etc. In this case, for example, the load that is bundled and bundled together with a binding wire is divided. In addition, a roller (chill roller) or the like was put on the load, or a hand pallet truck or the like was used to load or unload the load from the container.

  Furthermore, the invention described in Japanese Patent Application Laid-Open No. 7-228183 has been proposed. In the invention, the load is levitated with air like a so-called hovercraft, and the load can be loaded and unloaded from the container. However, in the present invention, the compressed air must be continuously sent out by the compressor, and it is difficult to control the direction of the cargo that has been levitated by the air. Further, after loading the cargo in the container, There was a problem that the cargo handling means for levitation had to be left as it was.

Further, although the invention described in Japanese Patent Application Laid-Open No. 11-192952 is also proposed, this is a cart device that only pulls the cargo in the container forcibly and pulls it down, and there is no suggestion about the configuration for loading the cargo in the container. The problem when loading cargo was not solved.

JP 7-228183 A Japanese Patent Laid-Open No. 11-192952

  As mentioned above, the load is composed of very heavy items (for example, concrete structures), and they are required to be integrated and loaded into the container as a single load or unloaded. In some cases, the conventional technology is extremely difficult to work with.

The present invention has been devised to cope with the above-described conventional problems. For example, even if a load composed of heavy objects is packaged in a sealed container, Can be loaded and unloaded smoothly in a lump, allowing efficient and economical loading and unloading of loads, and tentatively borrowed containers that cannot be damaged. However, an object of the present invention is to provide a load loading / unloading apparatus and a load loading / unloading method using the apparatus that have an excellent effect such that the work can be performed without damaging the container. is there.

The present invention includes a loading platform having a substantially rectangular shape,
A traveling roller that is attached to both ends in the width direction of the loading platform and travels the loading platform in the front-rear direction;
An elevating member provided at at least four corners on the load platform, and lifting the load placed on the load platform upward;
It is characterized by
Or
A pair of rails each having a substantially U-shaped cross section formed by a base piece and an upper projecting piece and a lower projecting piece projecting substantially at right angles from both ends of the base piece, and the openings of the rails are opposed to each other, A rail having a connecting rod for connecting the pair of rails in parallel with a gap therebetween, and
A loading platform having a substantially rectangular shape that is movable in the longitudinal direction of the rail portion;
An elevating member that is provided at at least four corners on the load frame and lifts the load placed on the load frame upward;
At the both ends in the width direction of the load frame stored in the rail portion, the load is stored between the upper and lower projecting pieces constituting the rail, and travels in the longitudinal direction on the lower projecting piece. A roller was attached, and a guide side roller that was in contact with the base piece constituting the rail and traveled in the longitudinal direction was attached.
It is characterized by
Or
A method of loading or unloading a load using the load loading and unloading device,
A space is held on the lower surface of the load stored in the container, the load is loaded into the space, the unloading device is inserted, and then the lifting member is operated to lift the load, Running the load platform with the load placed on top, and taking out the load from within the container;
It is characterized by
Or
A method of loading or unloading a load using the load loading and unloading device,
Elevating members that are installed at least at the four corners of the bottom of the container, and that raise the load to a position higher than the load cradle in the container in which the load cradle is installed. The traveling rail is traveled with respect to the loading platform in a state of being placed on top and stored in the container,
After storing, the elevating member is lowered and the load is placed on the load receiving table,
Then remove the loading platform from inside the container,
It is characterized by
Or
A method of loading or unloading a load using the load loading and unloading device,
A load receiving base that is higher than the height of the rail portion on the bottom surface of the container is installed in at least four corners of the bottom surface of the container, the rail portion is inserted into the container in which the load receiving base is installed, and then the load is transferred from the load receiving base. A load platform in a state of being placed on a lifting member raised to a high position is moved along the rail portion and stored in the container,
After storing, the elevating member is lowered and the load is placed on the load receiving table,
After that, remove the rail part and the loading platform from inside the container.
It is characterized by this.

According to the present invention, for example, even when a heavy load composed of heavy objects is bundled in a sealed container, they can be loaded and unloaded smoothly in a lump. It is possible to load and unload the load efficiently and economically, and even if it is not possible to damage the rented container, it is possible to work without damaging the container. Has an effect.

(A), (b) is a schematic explanatory drawing (1) explaining the structure of the load loading and unloading apparatus by this invention. It is a schematic explanatory drawing (2) explaining the structure of the load loading and unloading apparatus by this invention. It is a schematic explanatory drawing (3) explaining the structure of the load loading and unloading apparatus by this invention. It is structure explanatory drawing 0 explaining the structure of a traveling roller. It is explanatory drawing (1) explaining the state which takes down the load in a container by this invention. It is explanatory drawing (2) explaining the state which takes down the load in a container by this invention. It is explanatory drawing (3) explaining the state which takes down the load in a container by this invention. It is explanatory drawing (4) explaining the state which takes down the load in a container by this invention. It is explanatory drawing (5) explaining the state which takes down the load in a container by this invention. It is explanatory drawing (1) explaining the state which loads a load into a container by this invention. It is explanatory drawing (2) explaining the state which loads a load into a container by this invention. It is explanatory drawing (3) explaining the state which loads a load into a container by this invention. It is explanatory drawing (4) explaining the state which loads a load into a container by this invention. It is explanatory drawing (5) explaining the state which loads a load into a container by this invention. It is explanatory drawing (6) explaining the state which loads a load into a container by this invention. It is explanatory drawing (7) explaining the state which loads a load into a container by this invention. It is explanatory drawing explaining operation | movement of a driving | running | working roller.

  Hereinafter, the present invention will be described based on embodiments shown in the drawings.

  1 to 4 show a schematic configuration of a load loading / unloading apparatus 1 according to the present invention.

  1 (a) and 1 (b), reference numeral 2 denotes a rail. The rail 2 includes a base piece 3, an upper projecting piece 4 and a lower projecting piece 5 that project from both ends of the base piece 3 at substantially right angles. Is formed with a substantially U-shaped cross section.

  A pair of the rails 2 and 2 are prepared, the openings of the pair of rails 2 are opposed to each other, and a predetermined interval, that is, an interval enough to accommodate a loading platform 8 to be described later is provided, and the rails 2 and 2 are made parallel. Thus, for example, the rails 7 are formed by connecting the leading ends of the rails 2 and 2 with the connecting rod 6 (see FIGS. 2 and 5 to 9).

  In addition, a pair of roller devices 26, 26 are provided at both lower portions in the longitudinal direction of the connecting rod 6, and the roller devices 26, 26 smoothly insert and run the rail portion 7 itself into the container 21, It is configured to be able to run out (see FIG. 2).

  Next, the code | symbol 8 is a loading platform and is comprised by the said rail part 7, and is set as the structure which can move to the longitudinal direction.

  As understood from FIG. 2, the loading platform 8 includes a platform body 15 that is framed in a substantially rectangular shape by at least a pair of horizontal frames 9 and 9 and a pair of vertical frames 10 and 10. Are housed between the upper projecting piece 4 and the lower projecting piece 5 of the rail 2 having a U-shaped cross section, and run on the lower projecting piece 5 in the longitudinal direction of the rail 2. Traveling rollers 11 are attached (see FIG. 1A).

  The configuration of the traveling roller 11 is not limited in any way, but as shown in FIG. 4, the traveling roller 11 has a front roller 12 and a rear roller 13 attached in the front-rear direction of the roller cage 14. In the center of the roller rod 14, a connecting shaft 16 connected to the gantry main body 15 may be provided.

  Next, reference numeral 17 denotes a side roller. As shown in FIG. 2, a protruding piece 27 protruding from the gantry body 15 toward the base piece 3 side of the rail 2 is provided. A horizontal roller 18 that is in contact with the base piece 3 and can run in the longitudinal direction of the rail is attached to the tip.

  That is, the side roller 17 is provided as a guide roller so that the traveling rollers 11, 11 attached to the loading platform 8 do not escape from the rail portion 7.

  Next, as can be understood from FIG. 2, for example, as shown in FIG. 2, the load 20 to be placed is placed at the longitudinal ends of the pair of vertical frames 10, 10, that is, at the four corners of the load rack 8. Elevating members 19...

  The configuration of the elevating member 19 is not limited at all, but can generally be formed by a small hydraulic cylinder or the like. The necessity of the lifting member 19 will be described later.

  The load loading / unloading method using the load loading / unloading apparatus 1 according to the present invention will be described above.

  First, with reference to FIG. 5 to FIG. 9, a description will be given of the work of unloading the load 20 composed of a heavy object stored in the container 21.

  As shown in FIG. 5, the container 21 is a rear open type container having an opening part whose rear part is opened.

  In the rear part, the load loading and unloading device 1 according to the present invention placed on the loading carriage 30 is placed in close contact. In addition, the rail part 7 of the load loading / unloading apparatus 1 used here is longer than the length of the container 21 in the longitudinal direction, as can be understood from the drawing, as shown in FIG. When the load 20 is stored in the container 21, the rear side of the rail portion 7 is configured to span the boundary between the container 21 and a mounting carriage 31 described later to the mounting carriage 31 side. .

  The loading / unloading device 1 and the traction device 22 and the traction rope 28 for moving the loading / unloading device 1 in the direction of the container 21 are already prepared on the loading carriage 31. is set up. And the tow rope 22 is connected with the latching | locking part 30 ... of the rail part 7, and the latching | locking part 30 ... of the loading platform 8, respectively.

  As shown in FIG. 6, the two traction devices 22 and 22 located outside the traction device 22 are operated to pull the traction rope 28 in the directions of arrows Y and Y shown in FIG. The load loading / unloading device 1 is moved, and the load loading / unloading device 1 is slid under the load 20 in the container 21.

  At this time, since the roller devices 26, 26 described above are attached, the load loading / unloading device 1 can be smoothly slid into the container 21 and inserted. Therefore, for example, even the borrowed container 21 does not damage the floor surface.

  Further, the load 20 in the container 21 is placed on a load receiving table 24... Having a height higher than the thickness of the load loading / unloading apparatus 1 (see, for example, FIGS. 10 to 16). Also from this aspect, the load loading / unloading apparatus 1 can be easily slid under the load 20 smoothly.

  Then, after the loading / unloading device 1 is slid almost directly under the load 20 (see FIG. 7), the elevating members 19. .. Lift the load 20 placed on the upper part and place it on the elevating member 19.

  From this state, one traction device 22 located in the center of the traction devices 22 is operated, the traction rope 28 is pulled in the direction of the arrow Z described in FIG. 8, and the load 20 is loaded from the container 21. Pull out the loaded and unloaded device 1 (see FIG. 8).

  At this time, as can be understood from FIG. 8, the running rollers 11... Protrude from the rear portion in the longitudinal direction of the rail portion 7 and run on the mounting carriage 31, for example, without having a step. It is desirable that the rear portion of the rail portion 7 is formed in a slope shape so that it can run smoothly (see FIG. 17).

  After completely removing the load 20 from inside the container 21, the tow rope 28 connected to the towing device 22 is removed from the rail portion 7 left in the container 21, and the rail portion 7 is left in the container 21. For example, the load 20 is transferred to a predetermined place by the loading carriage 31 or the like.

  Next, with reference to FIGS. 10 to 16, a description will be given of the loading operation into the container 21 of the load 20 composed of heavy objects.

  The container 21 is provided on a loading platform of a transport vehicle such as a truck 29, and a loading platform 24... Having a height higher than the thickness of the loading and unloading device 1 according to the present invention is arranged in the container 21 in advance. Has been. And first, only the rail part 7 which comprises the load loading / unloading apparatus 1 in this container 21 is inserted. At this time, since the roller devices 26 and 26 are attached to the connecting rod 6 provided on the front end side of the rail portion 7, the roller devices 26 and 26 can smoothly insert the roller device 26 toward the front portion of the container 21 ( (See FIGS. 10, 11, and 12).

  Next, as shown in FIG. 13, the load loading / unloading device 1 loaded with the heavy load 20 is placed on the simple moving carriage 25 and disposed at the rear portion of the rail portion 7 inserted into the container 21. At the same time, the rail portion 7 in the container 21 is connected to the rail portion 7 of the load loading / unloading apparatus 1 on which the heavy load 20 has already been loaded on the simple moving carriage 25. In this connection, for the rail portion 7 of the load loading / unloading apparatus 1 on which the load 20 has already been loaded, the connection work is performed after removing the connecting rod 6 attached to the tip side. To do.

  Further, the heavy load 20 loaded on the load loading / unloading apparatus 1 on the simple moving cart 25 is sent to the height of the load receiving table 24 in the container 21 by the lifting member 19. It is assumed that it is lifted and rented in advance (see FIG. 13).

  Thereafter, the loading platform 8 of the loading / unloading apparatus 1 is moved forward along the longitudinal direction of the rail 2 and transferred into the container 21 (see FIGS. 14 and 15).

  After transporting the load 20 to the state of FIG. 15 and carrying it into the container 21, the elevating member 19... Is lowered and the load 20 is placed on the load receiving platform 24. Let

  Thereafter, as understood from FIG. 16, the loading operation is completed by removing the loading / unloading device 1 according to the present invention from the container 21.

  Thus, according to the load loading / unloading apparatus and the load loading / unloading method using the apparatus 1 according to the present invention, first, the load loading / unloading apparatus 1 is a heavy load. It becomes equipment that combines not only so-called dedicated traveling equipment for loading and unloading the load 20 but also a dedicated loading cart, for example, work can be performed without damaging the floor material of the borrowed container 21 at all. .

  In addition, side rollers 17 and 17 as guide rollers are attached to the side surface in the width direction of the rail portion 7 of this apparatus and the loading platform 8 that can be moved from the rail portion, and it is easy to go straight ahead with the traveling direction determined. Smooth loading and unloading can be realized.

  Further, since the elevating members 19... For lifting the load 20 are attached to the loading platform 8, after loading into the container 21, the loading platform 8 can be easily pulled back after being replaced by the loading platform 24. I can do it.

  Moreover, a plurality of traveling rollers 11... Are attached to the loading platform 8, and the traveling rollers 11... Adopt a bogie system to distribute the load of the load 20. .

  Furthermore, the loading and unloading device 1 according to the present invention is loaded into the container 21 by creating a gap in the lower surface of the loading and unloading device 1 and the load loading and unloading device 1, particularly the rail section. 7 has the roller devices 26 and 26 for smoothing the travel of the vehicle 7, so that it can be driven into the container 21 and pushed easily.

  Moreover, since the tow hooks 30... Are provided at the front and rear ends of the load loading / unloading device 1, the tow device 22 such as a wire winding winch and the tow rope 28 are used. The container 21 can be easily pushed out and pulled out.

As peripheral equipment of the loading / unloading apparatus 1, firstly, as ancillary equipment at the loading site, a mobile carriage 25, which is a platform-like equipment of the same height as a container transport vehicle, is required.

1 Loading and unloading equipment
2 rails
3 base pieces
4 Upper projecting piece
5 Lower projecting piece
6 Linkage
7 Rail section
8 Loading platform
9 Horizontal frame
10 Vertical frame
11 Roller for traveling
12 Front roller 13 Rear roller 14 Roller frame 15 Base body 16 Connecting shaft 17 Side roller 18 Horizontal roller 19 Lifting member 20 Load 21 Container 22 Pulling device 23 Loading platform 24 Loading platform 25 Simple moving cart 26 Roller device 27 Projection piece 28 Tow rope 29 Truck 30 Locking portion 31 Carriage for placement

Claims (5)

A loading platform having a substantially rectangular shape;
A traveling roller that is attached to both ends in the width direction of the loading platform and travels the loading platform in the front-rear direction;
An elevating member provided at at least four corners on the load platform and lifting the load placed on the load platform upward;
Loading and unloading equipment characterized by that.
A pair of rails each having a substantially U-shaped cross section formed by a base piece and an upper projecting piece and a lower projecting piece projecting substantially at right angles from both ends of the base piece, and the openings of the rails are opposed to each other, A rail having a connecting rod for connecting the pair of rails in parallel with a gap therebetween, and
A loading platform having a substantially rectangular shape that is movable in the longitudinal direction of the rail portion;
An elevating member that is provided at at least four corners on the load frame and lifts the load placed on the load frame upward;
At the both ends in the width direction of the load frame stored in the rail portion, the load is stored between the upper and lower projecting pieces constituting the rail, and travels in the longitudinal direction on the lower projecting piece. A roller was attached, and a guide side roller that was in contact with the base piece constituting the rail and traveled in the longitudinal direction was attached.
Loading and unloading equipment characterized by that.
A method for loading or unloading a load using the loading and unloading device according to claim 1 or 2,
A space is held on the lower surface of the load stored in the container, the load is loaded into the space, the unloading device is inserted, and then the lifting member is operated to lift the load, Running the load platform with the load placed on top, and taking out the load from within the container;
A method for loading and unloading a load characterized by that.
A method for loading or unloading a load using the load loading and unloading device according to claim 2,
Elevating members that are installed at least at the four corners of the bottom of the container, and that raise the load to a position higher than the load cradle in the container in which the load cradle is installed. The traveling rail is traveled with respect to the loading platform in a state of being placed on top and stored in the container,
After storing, the elevating member is lowered and the load is placed on the load receiving table,
Then remove the loading platform from inside the container,
A method for loading and unloading a load characterized by that.
A method for loading or unloading a load using the load loading and unloading device according to claim 2,
A load receiving base that is higher than the height of the rail portion on the bottom surface of the container is installed in at least four corners of the bottom surface of the container, the rail portion is inserted into the container in which the load receiving base is installed, and then the load is transferred from the load receiving base. A load platform in a state of being placed on a lifting member raised to a high position is moved along the rail portion and stored in the container,
After storing, the elevating member is lowered and the load is placed on the load receiving table,
After that, remove the rail part and the loading platform from inside the container.
A method for loading and unloading a load characterized by that.

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