JP7383310B2 - Baggage loading and unloading system - Google Patents

Description

The present invention relates to a cargo loading and unloading system.

In the current logistics industry, with the exception of mechanized cargo handling yards at in-house facilities of large companies, forklifts are used for most of the cargo handling work that involves loading and unloading cargo transportation vehicles. It is. However, cargo handling operations using forklifts are based on the use of pallets, and cannot handle cargo in other forms than pallets, such as sheet pallets or wooden crates. Since only one pallet can be handled per day, it takes a considerable amount of time and repetition to complete the cargo handling work for one freight transport vehicle, and during this time the freight transport vehicle is tied up in the yard. There is a problem in that other vehicles are forced to wait in the yard, reducing the operating efficiency of the freight transport vehicle and causing overwork for the driver. Therefore, in cargo handling operations for cargo transportation vehicles, cargo can be quickly loaded or unloaded without using forklifts or requiring large-scale mechanization, using equipment that is easy to handle and easily disseminated. is required to do so.

Patent Document 1 discloses that a guide rail is provided on the floor of a vehicle or the bottom of a container, and a wire rope is wound around a sheave of a container placed on a freight car, and a wire rope is wound around a sheave of a container placed on a freight car. A loading device is disclosed that moves a container from a freight car to a loading platform or vice versa by fixing an end to a vehicle loading platform and winding up a wire rope with a winch.

In addition, in Patent Document 2, a winch is installed at the rear of the truck bed, and a wire connected to the pallet is wound up via a pulley detachably locked to the front of the truck bed, and the load on the pallet is removed from the loading area. A transfer device has been disclosed that moves the cargo placed on the pallet from the cargo platform to the loading area by winding it up via a pulley detachably locked to the front of the pallet.

Utility Model Publication No. 63-157039 Special Publication No. 59-048177

As mentioned above, in current cargo handling operations for vehicles, it is common to use forklifts to load and unload cargo using pallets, but cargo handling operations using forklifts require time to raise and lower pallets. Due to this inefficiency, the problem of reduced operating efficiency of vehicles and overwork of vehicle drivers has become apparent.
As a means to solve such a problem, proposals have been made, for example, in Patent Document 1 and Patent Document 2. However, in the configurations described in Patent Document 1 and Patent Document 2, the floor surface is Since it is necessary to attach guide rails to the vehicle and attach a drive device, a pulley device, etc., special modification is required when using an existing vehicle. In addition, the configuration of Patent Document 1 can only handle cargo stored in a container, and when using an existing container, it is necessary to specially modify it by attaching a guide rail to the bottom of the container and attaching a pulley. The configuration of Document 2 can only handle cargo loaded on pallets, and when using an existing pallet, it is necessary to specially modify the pallet by providing a pulley device attachment/detachment mechanism.

The present invention does not require the use of a forklift, nor does it require modification to attach a drive device or pulley device to the loading platform of a vehicle, or a change in the design of pallets, etc. Therefore, it improves the efficiency of cargo handling work and The objective is to provide a cargo loading and unloading system that can reduce initial investment by allowing vehicles, pallets, etc. to be used as is, and that can be easily disseminated.

The cargo loading/unloading system of the first aspect is arranged close to a loading platform of a cargo transportation vehicle whose both sides can be opened, and includes a loading platform whose loading surface is approximately the same height as the loading surface of the loading platform, and the loading platform is sandwiched between the loading platform and the loading platform. a luggage loading/unloading system, which is disposed on the opposite side of the loading platform and pulls a luggage loading member placed on the loading platform and loaded with luggage to the loading platform by pulling the loading member across the loading platform. It is.

In the cargo loading and unloading system of the first aspect, the cargo platform of the cargo transportation vehicle and the cargo platform are arranged close to each other, and the cargo loading member is placed on the cargo platform with both sides of the cargo platform open. is pulled by a tensioning means arranged on the opposite side of the loading platform across the loading platform, thereby moving the cargo loading member of the loading platform to the loading platform and loading the cargo.

As a result, there is no need to use a forklift, and therefore, any cargo loading member can be used, rather than being limited to loading on pallets. There is no need to install a cargo truck, so existing cargo transportation vehicles can be used, and existing pallets can also be used as is, and the cargo loading and unloading system can load cargo onto the loading platform more efficiently than when using a forklift. provided.

The cargo loading/unloading system of the second aspect includes a cargo platform that is disposed close to an open side surface of a cargo platform of a cargo transportation vehicle whose at least one side can be opened, and whose cargo surface is approximately the same height as the cargo surface of the cargo platform; a tensioning means disposed on the opposite side of the loading platform across the loading platform, and pulling a load carrying member loaded with luggage placed on the loading platform to the loading platform by pulling it across the loading platform; This is a cargo loading and unloading system with

In the cargo loading and unloading system of the second aspect, the cargo platform of the cargo transportation vehicle and the cargo platform are arranged close to each other, and the cargo platform member is placed on the platform and loaded with cargo, with at least one side of the cargo platform being open. is pulled by a tensioning means arranged on the opposite side of the cargo platform across the cargo platform, thereby moving the cargo loading member of the cargo platform to the cargo platform and unloading the cargo.

As a result, there is no need to use a forklift, and therefore, any cargo loading member can be used, rather than being limited to loading on pallets. There is no need to install a loader, therefore, existing cargo transportation vehicles can be used, and existing pallets can also be used as is, and cargo can be unloaded from the loading platform to the loading platform more efficiently than when using a forklift. A wholesale system is provided.

A baggage loading and unloading system according to a third aspect is the baggage loading and unloading system according to the first aspect or the second aspect, in which the tension means includes a movable table or a fixed table, and a winding provided on the movable table or the fixed table. The storage device includes a take-up device, and a string-like member connected to the load placement member and wound around the take-up device.

In the luggage loading and unloading system of the third aspect, in the luggage loading and unloading system of the first aspect or the second aspect, the tensioning means is fixedly installed in advance in the work place, and is placed on the opposite side of the loading platform or on the opposite side of the loading platform across the loading platform. A fixed platform can be used in a position where it is on the opposite side of the loading platform across the loading platform, or it can be moved by power or human power and placed on the opposite side of the loading platform with the loading platform in between, or on the opposite side of the loading platform with the loading platform in between. The fixed table and the moving table are provided with a winding device.

When loading or unloading cargo using the cargo loading/unloading system of the third aspect, a string-like member is connected to a cargo loading platform or a cargo placement member on the cargo platform, the string-like member is wound up with a winding device, and the cargo is unloaded. and move it to the loading platform or loading platform.

Further, the cargo loading/unloading system according to any one of the first to third aspects provides a loading operation in which the cargo on the cargo platform is moved to the cargo platform by switching the positional relationship between the cargo platform and the cargo platform with respect to the tensioning means. It can also be used for unloading work in which cargo on a loading platform is moved to a loading platform. For example, when unloading work, the loading platform or loading platform is relocated by moving it, a string-like member is connected to the loading member of the loading platform, and the string-like member is wound with a winding device. The cargo is then moved from the loading platform to a fixed or mobile platform and unloaded.

In this way, by simply moving and rearranging the movable vehicle, loading platform, or pulling means in the cargo loading/unloading system as appropriate, it is possible to move cargo from one loading platform to another, and from one loading platform to another. A baggage loading and unloading system is provided that can be used for both.

A luggage loading and unloading system according to a fourth aspect is the luggage loading and unloading system according to the first aspect or the second aspect, wherein the tensioning means is provided on a moving platform or a fixed platform, and is arranged along the vehicle length direction of the loading platform. a plurality of drums (winding drums) fixed to the drive shaft at intervals; a drive device that transmits rotational force to the drive shaft; A plurality of string-like members are wound around.

In the baggage loading/unloading system of the fourth aspect, by connecting a plurality of string-like members to the baggage placement member, a plurality of bags can be moved all at once from a loading platform to a loading platform or from a loading platform to a moving platform or a fixed platform. A baggage loading and unloading system is provided.

A cargo loading and unloading system according to a fifth aspect is the cargo loading and unloading system according to any one of the first to fourth aspects, wherein the cargo loading and unloading system is laid on the loading surface of the loading platform and the loading surface of the loading platform, and It further comprises sliding means on which the member is placed.

In the luggage loading/unloading system of the fifth aspect, since the loading platform or loading platform is provided with a sliding means on the installation surface, tensile resistance due to friction is reduced, and a relatively low-output, small-sized power winding device or manual winding device, etc. However, it is possible to move your luggage.

According to the present invention, there is no need to use a forklift, there is no need to modify the drive device, pulley device, etc. to be attached to the loading platform of the vehicle, or to change the design of the pallet, etc. Therefore, the efficiency of cargo handling work is improved, and Luggage that is easy to spread because it can reduce initial investment by using existing vehicles and pallets as is, and that allows cargo to be loaded from one loading platform to another and unloaded from one loading platform to another. We can provide a loading and unloading system.

FIG. 2 is a side view illustrating the baggage loading/unloading system according to the first embodiment, and is a diagram illustrating how the baggage to be loaded is placed on a loading platform. It is a side view explaining the baggage loading and unloading system concerning a first embodiment, and is a figure showing a state in the middle of moving baggage from a loading platform to a loading platform. FIG. 2 is a plan view illustrating the luggage loading and unloading system according to the first embodiment, in which (A) is a diagram showing how a luggage transport vehicle approaches a loading platform; (C) is a diagram showing how the pulling means pulls the load and moves the load from the loading platform to the loading platform. FIG. 2 is a side view illustrating the cargo loading and unloading system according to the first embodiment, and is a diagram showing a state in which cargo to be unloaded is placed on a loading platform. It is a side view explaining the baggage loading and unloading system concerning a first embodiment, and is a figure showing the state in the middle of moving baggage from a loading platform to a loading platform. FIG. 2 is a plan view illustrating the cargo loading and unloading system according to the first embodiment, in which (A) is a diagram showing how a cargo transportation vehicle approaches a cargo storage platform, and (B) is a diagram illustrating a pulling means approaching the cargo storage platform. (C) is a diagram showing how the pulling means pulls the load and moves the load from the loading platform to the loading platform. It is a side view explaining the cargo loading and unloading system concerning the modification of the first embodiment, and is a figure showing how cargo is moved from a loading platform to a loading platform when a support stand and a tensioning device are used. It is a side view explaining the cargo loading and unloading system concerning a second embodiment, and is a figure showing how cargo is moved from a loading platform to a loading platform. It is a top view explaining the cargo loading and unloading system concerning a second embodiment, (A) is a figure showing how a loading platform approaches a cargo transportation vehicle, and (B) is a figure in which a pulling means is carried out by a cargo transportation vehicle. (C) is a diagram showing how the pulling means pulls the load and moves the load from the loading platform to the loading platform. It is a side view explaining the cargo loading and unloading system concerning a second embodiment, and is a figure showing how a cargo is moved from a loading platform to a loading platform. FIG. 2 is a plan view illustrating a cargo loading/unloading system according to a second embodiment, in which (A) is a diagram showing how a loading platform approaches a cargo transport vehicle, and (B) is a diagram showing a pulling means approaching the loading platform. (C) is a diagram showing how the pulling means pulls the load and moves the load from the loading platform to the loading platform. It is a side view explaining the baggage loading and unloading system concerning a third embodiment, and is a figure showing how baggage is moved from a loading platform to a loading platform. It is a side view explaining the baggage loading and unloading system concerning a third embodiment, and is a figure showing how baggage is moved from a loading platform to a loading platform. It is a side view explaining the baggage loading and unloading system concerning a fourth embodiment, and is a figure showing how baggage is moved from a loading platform to a loading platform. It is a side view explaining the baggage loading and unloading system concerning a fourth embodiment, and is a figure showing how baggage is moved from a loading platform to a loading platform. It is a top view explaining the cargo loading and unloading system concerning the fifth embodiment, (A) is a figure showing how the first tensioning means and the second tensioning means approach the cargo transportation vehicle, and (B), A diagram showing how the second tensioning means pulls the luggage to move the luggage from the plane of the first tensioning means to the loading platform, and (C) is a diagram showing a state in which the movement of the luggage is completed. It is a top view explaining the baggage loading and unloading system concerning the fifth embodiment, (A) is a diagram showing how the pulling means approaches the baggage transportation vehicle, and (B) is a diagram showing the pulling means pulling the baggage. A diagram showing how the load is moved from the loading platform to the plane of the tensioning means, and (C) is a diagram showing a state in which the movement of the load is completed. It is a top view explaining the baggage loading and unloading system concerning a fifth embodiment, (A) is a figure showing how a tensioning means approaches a loading platform, and (B) is a diagram showing how a pulling means pulls a luggage and a loading platform. A diagram showing how the load is moved from the to the plane of the tensioning means, and (C) is a diagram showing a state in which the movement of the load is completed.

Embodiments of the present invention will be described below with reference to the drawings. In addition, in each drawing, the same reference numerals are given to the same or equivalent components and parts. Furthermore, the dimensional ratios of figures in each drawing are exaggerated for convenience of explanation, and may differ from the actual ratios.

Further, the arrow TP shown in each drawing is a vertical direction, indicating the upward direction of the cargo loading/unloading system placed on the ground, and the arrow LH is the horizontal direction, indicating the upward direction of the cargo loading/unloading system placed on the ground. The arrow RH indicates the left direction in the width direction perpendicular to the main direction of movement of the cargo transport vehicle performing wholesale work, and the arrow RH indicates the right direction in the width direction, which is horizontal and also perpendicular to the main direction of movement of the cargo transport vehicle. The arrow FR is horizontal and also indicates the front direction of the luggage transport vehicle, and the arrow RR is the horizontal direction and also indicates the rear direction of the luggage transport vehicle.

In addition, in the following explanation, unless otherwise specified, "vertical direction" means the vertical direction, and "above" and "bottom" of an object also follow this "vertical direction", and "vertical direction" is It may be used to mean "both upward and downward directions" or "either upward or downward direction". "Left-right direction" means a horizontal direction and a direction perpendicular to the main traveling direction of the cargo transport vehicle to which the present invention is applied; The direction toward the right side is defined as the "right direction," and the "left" and "right" of an object also follow this "left and right direction." It is sometimes used to mean "any one direction to the left." Note that the "left-right direction" may also be referred to as the lateral direction when the traveling direction is obvious. The term "front-back direction" refers to a horizontal direction parallel to the main direction of movement of the cargo transportation vehicle; "Front" and "rear" also follow this "front-back direction", and when "front-back direction" is used to mean "both the front and rear directions" or "one of the front and rear directions" There is. Moreover, the up-down direction, the left-right direction, and the front-back direction are directions that intersect with each other (specifically, directions that intersect at right angles). In addition, in cargo loading and unloading work to which the present invention is applied, when indicating the direction based on the moving cargo, "forward" means the direction in which the cargo moves, and "rear" means the direction in which the cargo moves. In addition, when indicating a direction based on the worker doing cargo handling work, "the near side" or "the front direction" means the side near or approaching the worker. The term "inner side" or "inner direction" refers to the far side or direction away from the operator.

In the description of the cargo loading/unloading system of the present invention, "loading" or "loading" refers to loading cargo onto a cargo transportation vehicle, and "unloading" or "unloading" refers to loading cargo onto a cargo transportation vehicle. ) indicates that the cargo is removed from the cargo transportation vehicle.

In addition, in the following explanation, the work of "loading" is referred to as "loading work", the work of "unloading" is referred to as "unloading work", and the work of both "loading" and "unloading" is referred to as "loading work". It may also be referred to as ``loading and unloading'' or ``loading and unloading work.''
Note that "loading and unloading" may include either "loading" or "unloading," or may include both "loading" and "unloading."

Note that in the description of the cargo loading and unloading system of the present invention, the "worker" is not limited to a specific person. That is, the "worker" may carry out the loading and unloading work alone, or may carry out the loading and unloading work in collaboration with multiple workers.
Furthermore, in the description of the cargo loading and unloading system of the present invention, the term "worker" is not distinguished from the driver who drives and operates the cargo transportation vehicle. In other words, the person who drives and operates the cargo transport vehicle may be a person other than the "worker."

<First embodiment>
A baggage loading/unloading system according to a first embodiment of the present invention will be described with appropriate reference to the drawings.

(overall structure)
As shown in FIG. 1, the cargo loading/unloading system 10 according to the first embodiment includes a cargo storage platform 30, a cargo transportation vehicle 20, and a tensioning means 40, and includes a cargo loading/unloading system 10 on which cargo C is loaded. A pallet 70 as a loading member is moved between the loading surface 32 of the loading platform 30 and the loading platform 22 of the luggage transport vehicle 20.

(Cargo storage platform 30)
As shown in FIG. 1, the loading platform 30 according to the first embodiment is a fixed facility provided for loading and unloading cargo onto the cargo transportation vehicle 20. Note that the present invention is not limited to this, and may be a movable storage platform.

As shown in FIG. 3, the cargo storage platform 30 according to the first embodiment has a planar shape like a rectangular barge or platform that extends forward and backward, and can be used for cargo transportation on either side in the left or right direction. Vehicle 20 and pulling means 40 are accessible. Note that the present invention is not limited to this, and includes, for example, a platform that is a space for loading and unloading cargo at a distribution center or a truck terminal.

The upper surface of the loading table 30 according to the first embodiment is a loading surface 32 on which a pallet 70 on which the luggage C is placed can be placed. Two pallets 70 are placed side by side.

Further, in the first embodiment, the loading platform 30 is mainly made of concrete. Note that the present invention is not limited to this, and may be made of any material as long as the pallet 70 on which the cargo C is placed can be placed on the cargo placement surface 32.

In addition, in the first embodiment, the cargo C is transferred to the loading platform 30 from a warehouse or the like using a forklift in advance, and after the cargo transportation vehicle 20 arrives at the truck terminal, the cargo C is placed on the platform of the truck terminal. Instead, the cargo C on the cargo platform 30 can be loaded immediately. As described above, the loading platform according to the present invention can be used even when the platform of the truck terminal is full due to use by other freight transport vehicles, by preparing the loading platform of the present invention. It becomes possible to carry out loading work at any time without having to wait. In addition, since the platform of a truck terminal is a shared space, it is difficult to collect and wait for cargo transport vehicles scheduled to arrive in advance. It is also possible to separate cargo for each scheduled cargo transportation vehicle, accumulate it in advance, and wait, and as in the case of a truck terminal platform, cargo transportation vehicles can be sent to the warehouse many times after entering the platform. There is no need to move the baggage back and forth between freight transport vehicles, and the work of stacking the baggage on the loading platform can be done efficiently using free time.

(Luggage placement member and load C)
The pallet 70 of the cargo placement member according to the first embodiment is a standard pallet (not shown) that is constructed by connecting substantially square upper and lower plate members using pillars. Note that the present invention is not limited to this, and the load placement member is not limited to a pallet, as long as the load can be placed thereon and can be pulled by connecting a pulling means. For example, it may be a sheet pallet on which cargo is simply placed, a wooden frame that encloses the periphery, an airtight tank used for liquid or powder cargo, or any other form. Therefore, in the present invention, there is no need to make any changes when using currently available cargo placement members such as pallets and sheet pallets, and the present invention can flexibly respond to the use of cargo placement members desired by the shipper. Is possible.

As shown in FIG. 1, the pallet 70 according to the first embodiment is connected to a rope 46, which is a string-like member that is pulled out from the tensioning means 40 and extends, via a pallet connector 60 that can grip the pillars of the pallet. ing. Note that the present invention is not limited to this, and includes, for example, a method in which a string-like member is directly wrapped around and connected to a load placement member, a hook-shaped hook is provided at the tip of the string-like member, and a hook-like hook is provided at the end of the load placement member. A method of connecting by directly hooking the hooks may also be used.

Further, the cargo C according to the first embodiment is a plurality of boxes stacked on top of each other and placed on a pallet 70, as shown in FIG. Note that the packing form of the baggage in the present invention is not limited to this, and may have any shape or property as long as it can be placed on the baggage placement member.

(Luggage transport vehicle 20)
As shown in FIG. 1, the cargo transport vehicle 20 according to the first embodiment is a truck having a loading platform 22 at the rear in the direction of travel of the vehicle. Note that the present invention is not limited to this, and there are no restrictions on the type or type of cargo transportation vehicle as long as at least one side of the loading platform has an openable structure. There may be. However, when the cargo loading/unloading system according to the present invention is used for loading work, the cargo transportation vehicle needs to have a structure in which both opposing sides can be opened.

Further, as shown in FIG. 1, the loading platform 22 of the cargo transport vehicle 20 is configured such that the loading platform side walls 24 of the loading platform 22 can be opened on both sides in the vehicle width direction (left-right direction). That is, when the loading platform side walls 24 on both the left and right sides of the loading platform 22 are opened, the loading platform 22 is structured not to be shielded in the left-right direction.

In addition, as for the open structure of the loading platform side wall 24 of the loading platform 22 according to the first embodiment, as shown in FIG. It may be pivoted and rotated downward to open, or it may be rotated upward from the loading platform 22 and opened like a wing body type truck. Note that the present invention is not limited to this, and includes, for example, a loading platform that may be opened by sliding in the front and rear directions, and a loading platform that does not have a loading platform side wall from the beginning.

In addition, in the first embodiment, the height of the loading surface 32 of the loading platform 30 is the same as the height of the loading surface (surface on which luggage is placed) of the loading platform 22 of the luggage transport vehicle 20, as shown in FIG. They are approximately the same height. Note that the present invention is not limited to this, and for example, the loading platform may be provided with a height adjustment mechanism to match the height of the loading platform of the cargo transport vehicle, or a bridging member such as a plate may be installed at the step between the loading platform and the loading platform. This does not exclude the possibility of achieving substantially the same height and the same effect by spanning the paths to create a ramp.

In the present invention, "substantially the same height" means that, as shown in FIG. Refers to the size that allows the loading platform and loading platform to be moved relative to each other by pulling.

(Tension means 40)
As shown in FIG. 1, the tensioning means 40 according to the first embodiment includes a moving platform 42 in the form of a platform movable by a moving means 42W consisting of wheels. Note that the present invention is not limited to this, and for example, a fixed table may be used instead of a movable table. In the case of a fixed table, the cargo transport vehicle and the cargo storage table may be placed at appropriate positions with respect to the fixed table. Loading and unloading work is performed by moving and arranging them.

In the present invention, "movable" means that it can be quickly moved to a predetermined position during loading and unloading work.For example, when the tensioning means is movable, it means that the tensioning means can move the wheels In addition to cases in which the pulling means itself can be moved by self-propelled or human power, even if the pulling means itself does not have wheels, there are methods of transporting it on a trolley, etc., methods of transporting it by installing a sled etc. This also includes cases where it is possible to attach a gripping means such as a handle to the means and lift and carry it manually.

Further, as shown in FIG. 1, the tensioning means 40 according to the first embodiment has a movable table 42 having a winding device 44, an encoder 52, a controller 50, and an operation panel 54, and a distal end thereof. It includes a pallet connector 60 and a rope 46 as a string-like member that is wound around a winding device 44. Note that the tension means in the present invention is not limited to this configuration, and may have any configuration as long as it is capable of transmitting a traction force to the load placement member, for example, a horizontal movement force converted from a rotational force. It may also be possible to use a slide mechanism that slides using spring force or the like to horizontally move and tow a required distance without using a string member.

The winding device 44 according to the first embodiment is a device for winding up a rope 46 as a string-like member, and includes an electrically controllable rotary electric motor and a drum (not shown). A rope 46 is provided inside the housing, and one end of the rope 46 is fixed to the drum, and the other end is pulled out from the left side of the housing and guided by a pulley 48 provided on the left side of the top surface of the housing. and is pulled out to the right side of the moving platform 42, and a pallet connector 60 is connected to the other end.

The encoder 52 according to the first embodiment is an optical detector that detects the rotational state of the winding device 44, is attached to the drum of the winding device 44, and its output signal is sent to the controller 50, and the operation panel 54 and sent to the controller 50 in advance, it is used to control operations such as rotation and stopping of the electric motor. Note that the present invention is not limited to this, and for example, a magnetic encoder can be used.

(rope 46)
The rope 46 according to the first embodiment uses a flexible organic fiber that can be wound up by the winding device 44 as a material. Note that the present invention is not limited to this, and the material and shape are not limited as long as the material has a tensile strength that allows the load placement member to be pulled while loading and unloading the load. .

The pulley 48 that supports the change in the pulling direction of the rope 46 has a height equivalent to that of the pallet 70 placed on the loading platform 22 of the luggage transportation vehicle 20 or the loading surface 32 of the loading platform 30, as shown in FIG. It is desirable that the That is, when the rope 46 pulls the pallet 70, it is desirable that the rope 46 not be tilted significantly in the vertical direction when viewed horizontally.

(Loading and unloading work and work procedures)
With reference to the drawings as appropriate, a work procedure in which the cargo C is moved by pulling the pallet 70 by the tensioning means 40 and the worker loads or unloads the cargo in the cargo loading and unloading system 10 according to the first embodiment. I will explain about it.

(Loading procedure)
First, in the luggage loading/unloading system 10 according to the first embodiment, a work procedure for loading luggage C from the loading surface 32 of the loading platform 30 onto the loading platform 22 of the luggage transport vehicle 20 will be described.

As shown in FIG. 3(A), the worker moves the cargo transport vehicle 20 close to the left side of the cargo platform 30 on which two pallets 70 on which the cargo C is placed are placed in a row in the front-rear direction. Deploy. Note that the present invention is not limited to this, and for example, an arbitrary number of load placement members on which loads are placed can be placed in advance on the load platform, and the tensioning means arranged together By reversing the front and back and matching the pulling direction, it is also possible to arrange the cargo transportation vehicle close to the right side of the cargo storage platform.

In the present invention, "close arrangement" means, as shown in FIG. This refers to a case where the space is narrow and the pallet 70 is arranged to such an extent that it does not fall into the space.
Furthermore, the "close arrangement" includes a case where a spanning board is installed between the loading platform 22 and the loading platform 30 to prevent the pallet 70 from falling.

Next, as shown in FIG. 3(B), the worker moves the moving platform 42 to the left side of the cargo transportation vehicle 20, and loads the cargo as shown in FIG. 3(C). It is placed close to the pallet 70 at a position opposite to it. That is, as shown in FIG. 2, the movable platform 42 is arranged close to the cargo storage platform 30 on the opposite side with the cargo transportation vehicle 20 in between.

Next, as shown in FIG. 1, the operator pulls out the rope 46 from the winding device 44 provided inside the moving table 42 and pulls it out to the left side of the moving table 42. Then, the operator guides the pulled-out rope 46 to the pulley 48 above, changes the pulling direction, and pulls it out toward the right side of the moving table 42. Note that the present invention is not limited to this, and, for example, the rope may be wrapped around a guide pulley in advance and pulled out to the position where the direction is changed.

Furthermore, the operator pulls out the rope 46 across the loading platform 22 to the loading platform 30.

Then, the operator connects the tip of the rope that has been pulled out to the pallet connector 60, and then, as shown in FIG. The rope 46 is connected to the pallet 70 by gripping the pillars of the rear pallet 70 with the pallet connecting tool 60. Note that the present invention is not limited to this, and for example, a pallet connector may be connected to the pallet first, and the end of the rope may be connected to the pallet connector.

Next, the operator operates a button provided on the operation panel 54 of the moving platform 42 to set the distance W between the edge of the pallet 70 and the edge of the loading platform 22, which corresponds to the distance to move the cargo, to the controller 50. After setting, the winding device 44 is operated.

As shown in FIGS. 2 and 3(C), as the winding device 44 winds up the rope 46, the rear pallet 70 of the two pallets 70 lined up is pulled by the rope 46 and moved to the left. It is pulled by and moves to the top of the loading platform 22.

When the winding amount of the winding device 44 measured by the encoder 52 is equal to the distance W between the end of the pallet 70 and the end of the loading platform 22 in the state before the winding device 44 is activated, that is, the pallet 70 is The controller 50 stops the operation of the winding device 44 in the state in which it has been moved from the loading platform 30 to the loading platform 22. Note that the present invention is not limited to this, and for example, the moving distance is not set on the controller, the position at which the movement of the cargo is completed is determined visually, and only the start button and stop button of the winding device are operated on the operation panel. You can also do that.

Then, after the controller 50 stops the operation of the winding device 44, the operator disconnects the pallet 70 and the rope 46.

Next, the operator moves the moving platform 42 forward along the cargo transport vehicle 20, and positions the winding device 44 of the moving platform 42 at a position opposite to the next pallet 70 to be loaded on the loading platform 30. do.

In FIG. 3C, the procedure for moving the remaining pallets 70 from the loading platform 30 to the loading platform 22 is the same as the above-described procedure for moving the first pallet 70. Note that the present invention is not limited to this, and it is also possible to place an arbitrary number of cargo loading members loaded with cargo on a cargo platform in advance, and sequentially load the cargo from one cargo platform to the other using the above-described procedure. Furthermore, cargo may be loaded from one loading platform to another while sequentially replacing a plurality of loading platforms on which cargo loading members are placed, and furthermore, cargo may be loaded from one loading platform to another while sequentially replacing a plurality of cargo transportation vehicles. It can also be stacked.

(Procedure for unloading work)
Next, in the cargo loading/unloading system 10 according to the first embodiment, a work procedure for unloading the cargo C from the cargo platform 22 of the cargo transportation vehicle 20 to the cargo storage surface 32 of the cargo storage platform 30 will be described.

As shown in FIG. 6(A), the worker drives a cargo transport vehicle in which two pallets 70 on which cargo C is placed on the cargo platform 22 are placed in advance in the front-rear direction on the right side of the cargo platform 30. 20 are placed close together. Note that the present invention is not limited to this, and for example, an arbitrary number of baggage placement members on which baggage is placed can be placed in advance on the loading platform of a baggage transport vehicle, or they may be placed together. By reversing the front and back of the pulling means to match the pulling direction, the cargo transport vehicle can be placed close to the left side of the cargo storage platform.

Next, as shown in FIG. 6(B), the worker moves the moving platform 42 to the left side of the loading platform 30, and as shown in FIG. Place it close to the position opposite to. That is, as shown in FIG. 4, the movable platform 42 is disposed close to the opposite side of the cargo transport vehicle 20 with the cargo platform 30 in between.

Next, as shown in FIG. 4, the operator pulls out the rope 46 from the winding device 44 provided inside the moving table 42 and pulls it out to the left side of the moving table 42. Then, the operator guides the pulled-out rope 46 to the pulley 48 above, changes the pulling direction, and pulls it out toward the right side of the moving table 42. Note that the present invention is not limited to this, and, for example, the rope may be wrapped around a guide pulley in advance and pulled out to the position where the direction is changed.

Furthermore, the operator pulls out the rope 46 across the loading platform 30 to the loading platform 22.

Then, the operator connects the tip of the pulled-out rope to the pallet connector 60, and then connects the rear pallet of the two pallets 70 placed on the loading platform 22, as shown in FIG. The rope 46 is connected to the pallet 70 by gripping the pillars 70 with the pallet connecting tool 60. Note that the present invention is not limited to this, and for example, a pallet connector may be connected to the pallet first, and the end of the rope may be connected to the pallet connector.

Next, the operator operates the button provided on the operation panel 54 of the moving platform 42 to set the distance W between the edge of the pallet 70 and the edge of the loading platform 30, which corresponds to the distance to move the cargo, using the controller 50. After setting, the winding device 44 is operated.

As shown in FIGS. 5 and 6(C), as the winding device 44 winds up the rope 46, the rear pallet 70 of the two pallets 70 is pulled to the left by the rope 46. It is pulled by and moves to the top of the loading table 30.

A state in which the winding amount of the winding device 44 measured by the encoder 52 is equal to the distance W between the end of the pallet 70 and the end of the loading table 30 in the state before the winding device 44 is activated, that is, the pallet 70 The controller 50 stops the operation of the winding device 44 in a state in which the winding device 44 is moved from the loading platform 22 to the loading platform 30. Note that the present invention is not limited to this, and for example, the moving distance is not set on the controller, the position at which the movement of the cargo is completed is determined visually, and only the start button and stop button of the winding device are operated on the operation panel. You can also do that.

Then, after the controller 50 stops the operation of the winding device 44, the operator disconnects the pallet 70 and the rope 46.

Next, the operator moves the moving platform 42 forward along the cargo transport vehicle 20 and places the winding device 44 of the moving platform 42 at a position facing the next pallet 70 on the loading platform 22 to be unloaded. .

In FIG. 6C, the procedure for moving the remaining pallets 70 from the loading platform 22 to the loading platform 30 is the same as the above-described procedure for moving the first pallet 70. Note that the present invention is not limited to this, and it is also possible to load an arbitrary number of cargo loading members on a loading platform and unload them sequentially from the loading platform to the loading platform using the above-described procedure. Loads may be unloaded from a loading platform to a loading platform by sequentially replacing a plurality of cargo transportation vehicles, and furthermore, cargo may be unloaded from a loading platform to a loading platform by sequentially switching between multiple loading platforms.

As described above, the worker uses the cargo loading and unloading system 10 according to the first embodiment to load the pallet 70 placed on the cargo loading platform 30 onto the cargo platform 22 of the cargo transportation vehicle 20, and also to transport the cargo. The pallet 70 placed on the loading platform 22 of the commercial vehicle 20 is unloaded onto the loading surface 32 of the loading platform 30.

(effect)
As shown in the above description of the first embodiment, by using the baggage loading and unloading system according to the present invention, the following effects can be obtained.

According to the baggage loading/unloading system according to the present invention, since a pulling means consisting of a moving table, a winding device, etc. is used, a device such as a drive device or a pulley device for pulling the baggage to the baggage transport vehicle is used. There is no need to modify the installation, and conventional cargo transportation vehicles can be used as is, reducing investment costs for cargo handling operations.

Further, according to the cargo loading/unloading system of the present invention, the tensioning means that can be freely arranged can be used for both loading work in which the cargo is moved from one loading platform to the loading platform and unloading work in which the luggage is moved from the loading platform to the loading platform. Can be done.

Further, according to the cargo loading and unloading system according to the present invention, by providing a space for placing the cargo on the tensioning means, the worker can unload the cargo using only the tensioning means.

Furthermore, according to the cargo loading and unloading system according to the present invention, loading and unloading operations can be carried out without using relatively expensive equipment such as a forklift, thereby reducing equipment costs for carrying out cargo handling operations. can do.

Further, according to the cargo loading/unloading system according to the present invention, by incorporating an appropriate control means into the tensioning means, the operator can arrange the loading platform, cargo storage platform, and tensioning means at appropriate positions, and use the ropes of the tensioning means etc. Once connected to the cargo, loading or unloading can be carried out with a simple push of a button, and the work vehicle can carry out other tasks while the cargo is being moved. Work efficiency can be improved.

(Modified example)
In the cargo loading/unloading system 10 according to the first embodiment, as shown in FIG. 1, the cargo platform 22 and the cargo platform 30 are arranged close to each other so that the gap therebetween is considerably narrower than the width of the pallet 70. Note that the present invention is not limited to this, but for example, if the gap becomes large because it is difficult to place them close together due to obstacles on the ground, it is difficult to place them close together due to lack of skill on the part of the vehicle driver or cargo handling worker. If the gap becomes large because it is dangerous to do so, or if the load carrying member does not have a solid bottom such as a sheet pallet and even a small gap hinders the movement of the load, the freight transport vehicle is a railway freight car. In cases where it is difficult to arrange them close together due to track facilities, etc., bridging members such as a bridge plate to bridge the gap or the support stand 90 shown in Fig. 7 may be used as auxiliary members, and If it is desired to avoid damage to the side surface of the loading platform or the side surface of the moving platform of the tensioning means due to contact during placement, a cushioning material such as a cushioning material may be attached to the side surface of the loading platform or moving platform facing the loading platform, or A separator, such as a tensioner 100 shown in FIG. 7, which is arranged with a gap therebetween and keeps the gap constant, may be used as an auxiliary member. Further, it is possible to provide the bridging member with the function of a separator and to integrate the bridging member.

(Other variations)
In the cargo loading/unloading system 10 according to the first embodiment, as shown in FIG. 1, the pallet 70 is placed directly on the cargo surface 32 of the cargo platform 30. Note that the present invention is not limited to this, and a sliding means such as a conveyor or a slider board may be provided on the loading surface of the loading platform.

Furthermore, in the cargo loading/unloading system 10 according to the first embodiment, as shown in FIG. 4, the pallet 70 is placed directly on the loading platform 22 of the cargo transportation vehicle 20. Note that the present invention is not limited to this, and a sliding means such as a conveyor or a slider board may be provided on the loading platform of the cargo transport vehicle.

By providing the sliding means on the loading platform of the cargo transport means, it is possible to reduce the frictional resistance when loading and unloading the cargo by pulling the cargo with the tensioning means.

Furthermore, in the baggage loading/unloading system 10 according to the first embodiment, the pallet 70 on which the baggage C is placed is an existing pallet currently in circulation without being modified. Note that the present invention is not limited to this, and a sliding means such as casters or a slider board may be provided on the lower surface of a cargo placement member such as a pallet.

By providing the sliding means on the lower surface of the load placement means, it is possible to reduce frictional resistance when loading and unloading work by pulling the load using the tensioning means.

Furthermore, in the cargo loading/unloading system 10 according to the present embodiment, as shown in FIG. 3, the cargo transportation vehicle 20 and the movable platform 42 are arranged close to each other by moving forward from behind the cargo platform 30. Note that the present invention is not limited to this, and the cargo transport vehicle and the moving platform may be arranged close to the cargo platform from either the front, rear, left, or right direction.

Furthermore, in the cargo loading/unloading system 10 according to the present embodiment, the cargo loading/unloading work is performed by pulling the pallet 70 in a state where the moving platform 42 is arranged to the left of the loading platform 22 and the loading platform 30. . Note that the present invention is not limited to this, and the position where the moving platform is arranged is not limited to the left side. Loading and unloading work may be performed by pulling the placement member.

Furthermore, in the baggage loading/unloading system 10 according to the present embodiment, the encoder 52 measures the amount of rotation of the winding device 44 and transmits the amount of movement of the pallet 70 to the controller 50, thereby detecting the end point of the movement. It is said to have ended its movement. Note that the present invention is not limited to this, and for example, a stopper is attached to the end of the loading platform during loading work, and to the end of the loading platform during unloading work, and the stopper is attached to the end of the loading platform during loading work until the cargo loading member such as a pallet comes into contact with the stopper. It may be set to end the movement by sending a signal indicating that a pull or contact is detected to the controller.

Furthermore, in the cargo loading/unloading system 10 according to the first embodiment, the moving platform 42 has wheels. Note that the present invention does not preclude the provision of a stopper for stopping the rotation of the wheel.

Further, in the cargo loading/unloading system 10 according to the first embodiment, the pulley 48 is provided on the left side of the movable platform 42. Note that the present invention is not limited to this, and the position where the pulley is provided may be any position on the movable platform.

Furthermore, in the luggage loading/unloading system 10 according to the first embodiment, the loading platform 22 of the luggage transport vehicle 20 and the loading surface 32 of the loading platform 30 have substantially the same height from the ground. Note that, in the present invention, the heights are not limited to this, and the heights may be made substantially the same by further providing an elevator on the loading surface of the loading platform or loading platform.

Further, the cargo loading/unloading system 10 according to the first embodiment may be used only for either the loading work or the unloading work in the above description.

<Second embodiment>
Next, a cargo loading/unloading system according to a second embodiment of the present invention will be described with appropriate reference to the drawings. In addition, in the description of the second embodiment, the same reference numerals may be used for components that are equivalent or similar to those of the first embodiment of the present invention, and the description may be omitted.

As shown in FIG. 8, the loading platform 30 according to the second embodiment differs from the loading platform 30 according to the first embodiment in that it includes loading platform moving means 30W that allows the loading platform 30 to be moved. .

More specifically, the cargo platform 30 according to the second embodiment is a substantially rectangular parallelepiped-shaped housing, and is equipped with a cargo platform moving means 30W consisting of wheels at its lower part, and a cargo surface 32 that is the upper surface. It is possible to move two pallets 70 while placing them side by side. Note that the present invention is not limited to this, and the moving means may be, for example, a sled that is provided at the bottom and is easy to slide for use on snowy surfaces where it is difficult to move with wheels. The number of cargo placement members such as pallets placed on the surface is arbitrary as long as they can be placed in the space of the cargo storage surface.

The other configurations are similar to the first embodiment of the present invention.

(Loading and unloading work and work procedures)
Referring to the drawings as appropriate, in the cargo loading and unloading system 10 according to the second embodiment, the pallet 70 is pulled by the tensioning means 40 to move the cargo C, and the worker loads or unloads the work procedure. I will explain about it.

(Loading procedure)
First, in the luggage loading/unloading system 10 according to the second embodiment, a work procedure for loading luggage C from the loading surface 32 of the loading platform 30 onto the loading platform 22 of the luggage transport vehicle 20 will be described.

As shown in FIG. 9(A), the worker places a loading platform 30 on the right side of the freight transport vehicle 20, on which two pallets 70 on which loads C are placed are placed in advance in a row in the front-rear direction. They are placed close to each other using the loading platform moving means 30W. Note that the present invention is not limited to this, and for example, an arbitrary number of load placement members on which loads are placed can be placed in advance on the load platform, and the tensioning means arranged together By reversing the front and back and adjusting the pulling direction, the loading platform can be placed close to the left side of the luggage transport vehicle.

Next, as shown in FIG. 9(B), the worker moves the moving platform 42 to the left side of the cargo transport vehicle 20, and as shown in FIG. Place it close to the location you want to use. That is, as shown in FIG. 8, the movable platform 42 is disposed close to the cargo storage platform 30 on the opposite side with the cargo transportation vehicle 20 in between.

The subsequent work procedure is the same as the loading work procedure in the first embodiment described above.

(Procedure for unloading work)
Next, in the cargo loading/unloading system 10 according to the second embodiment, a work procedure for unloading the cargo C from the cargo platform 22 of the cargo transportation vehicle 20 to the cargo storage surface 32 of the cargo storage platform 30 will be described.

As shown in FIG. 11(A), the worker places a loading platform on the left side of the luggage transportation vehicle 20 on which two pallets 70 on which the luggage C is placed are placed in advance in the front-rear direction. 30 are placed close to each other using the loading table moving means 30W. Note that the present invention is not limited to this, and for example, an arbitrary number of load placement members on which loads are placed can be placed on the loading platform in advance, and the tensioning means arranged together can be By reversing the front and back and adjusting the pulling direction, the loading platform can be placed close to the right side of the luggage transport vehicle.

Next, as shown in FIG. 11(B), the operator moves the moving platform 42 to the left side of the loading platform 30, and as shown in FIG. Place close to. That is, as shown in FIG. 10, the movable platform 42 is disposed close to the opposite side of the cargo transport vehicle 20 with the cargo platform 30 in between.

The subsequent work procedure is similar to the unloading work procedure in the first embodiment described above.

(effect)
As shown in the above description of the second embodiment, by using the baggage loading and unloading system according to the present invention, the following effects can be obtained.

According to the cargo loading/unloading system according to the present invention, since the cargo loading platform is equipped with a moving means, it can be moved unlike a platform etc. provided as a part of the facility, so that the worker can Luggage loading and unloading work can be carried out in any place, such as a parking lot, that has space for arranging a cargo transportation vehicle, a cargo storage platform, and a moving platform, without being limited to a location with fixed equipment such as a platform.

Further, according to the cargo loading/unloading system according to the present invention, the cargo platform to which the moving means is attached is movable with the cargo placed on the cargo surface, and the cargo can be transported using the cargo platform. This allows workers to transport the cargo to be loaded from a storage location such as a warehouse to the side of the cargo transportation vehicle without using relatively expensive transportation equipment such as a forklift. Luggage unloaded from a vehicle can be transported directly to a storage location such as a warehouse.

<Third embodiment>
Next, a cargo loading/unloading system according to a third embodiment of the present invention will be described with appropriate reference to the drawings. In addition, in the description of the third embodiment, the same reference numerals may be used for structures that are equivalent or similar to those of the first embodiment or the second embodiment of the present invention, and the description thereof may be omitted.

As shown in FIGS. 12 and 13, the cargo placement member according to the third embodiment is a sheet pallet 70 instead of the pallet 70, and a sheet pallet connector 60 is used instead of the pallet connector 60. This differs from the first embodiment and the second embodiment in this point.

(Sheet pallet 70)
The sheet pallet 70 according to the third embodiment is made of PP, has a thickness of about 2.0 mm, and has a rectangular planar size larger in area than the bottom surface of the cargo C placed on the top surface. . Note that the present invention is not limited to this, and may be made of any material, thickness, and area as long as it has a larger area than the bottom surface of the cargo C placed on the top surface, and may be a commercially available product or a custom product. Yes, it is compatible with sheet pallets used in the secondary market.

(Method of connecting sheet pallets 70)
In the third embodiment, the operator pulls out the rope 46 from the moving platform 42, connects the tip of the rope 46 to the sheet pallet connector 60, and then connects the loading platform 30 as shown in FIG. 12 or 13. The sheet pallet 70 and the rope 46 are connected by gripping the end portion of the sheet pallet 70 placed on the loading surface 32 or the loading platform 22 with the sheet pallet connecting tool 60. Note that the present invention is not limited to this, and for example, it is also possible to first connect a pallet connector to a sheet pallet, and then connect the tip of the rope to the sheet pallet connector.

(Loading procedure)
First, in the baggage loading/unloading system 10 according to the third embodiment, a work procedure for loading baggage C from the loading surface 32 of the loading platform 30 onto the loading platform 22 of the luggage transport vehicle 20 will be described.

As shown in FIG. 12, the operator moves the sheet pallet 70 and the movable table 42, which have been placed in advance on the loading platform, using the rope 46, in the same procedure as in the loading operation according to the first embodiment. The cargo transport vehicle 20 is connected across the cargo platform 22 of the cargo transport vehicle 20.

Next, the worker operates the winding device 44 to transfer the cargo C from the cargo storage platform 30 to the cargo platform 22 of the cargo transportation vehicle 20 in the same manner as in the loading operation according to the first embodiment. Move and load.

(Procedure for unloading work)
Next, in the cargo loading/unloading system 10 according to the third embodiment, a work procedure for unloading the cargo C from the cargo platform 22 of the cargo transportation vehicle 20 to the cargo storage surface 32 of the cargo storage platform 30 will be described.

As shown in FIG. 13, the worker unloads the sheet pallet 70 and the movable platform 42, which have been loaded in advance on the loading platform 22 of the luggage transport vehicle 20, using the same procedure as in the unloading work according to the first embodiment. , are connected across the loading platform 30 via a rope 46.

Next, the worker moves the luggage C from the loading platform 22 of the luggage transport vehicle 20 to the loading platform 30 by operating the winding device 44 in the same procedure as in the unloading work according to the first embodiment. and unload the cargo.

(effect)
As shown in the above description of the third embodiment, by using the baggage loading and unloading system according to the present invention, the following effects can be obtained.

According to the baggage loading/unloading system according to the present invention, the baggage placed on the sheet pallet can be moved from the loading platform to the loading platform or from the loading platform to the loading platform using the pulling means, so that the worker can: There is no need for a push-pull type forklift, which is generally used for unloading work using sheet pallets as load loading members, and push-pull type forklifts can carry loads within the length of the fork just like normal forklifts. However, since the rope of the pulling means according to the present invention can be of any length, the distance is shorter than that of a push-pull type forklift. It is possible to load and unload cargo placed on a sheet pallet without being subject to physical constraints.

<Fourth embodiment>
Next, a cargo loading/unloading system according to a fourth embodiment of the present invention will be described with appropriate reference to the drawings. In addition, in the description of the fourth embodiment, the same reference numerals may be used for structures that are equivalent or similar to those of the first embodiment, second embodiment, or third embodiment of the present invention, and the description thereof may be omitted.

As shown in FIGS. 14 and 15, the tensioning means 40 according to the fourth embodiment is connected to a fixing base 42 of a casing equipped with each member constituting the tensioning means 40, a driving device 44M, and a driving device 44M. Similarly, the movable stage 42 of the housing, the winding device 44, the drive device, and a single drum (not shown) are integrated and built-in, in that it has a plurality of drums 44D and a rope 46 connected by a drive shaft 44S. This is different from the tensioning means 40 according to the first embodiment, second embodiment, and third embodiment, which includes a winding device 44 and a rope 46.

The fixing base 42 serving as the housing of the tensioning means 40 according to the fourth embodiment is a trapezoid-shaped facility having a substantially rectangular parallelepiped shape, and is installed in a state fixed to the ground G. Note that the present invention is not limited to this, and the casing equipped with each member of the tensioning means may be a moving platform, and the shape of the casing may also be such that a drive device, a drive shaft, and a drum can be installed. , it can be of any shape as long as it has stability when towing cargo.

The drive device 44M is a motor whose output shaft is connected to a drive shaft 44S, and provides rotational torque to the drive shaft 44S.

Further, the drive device 44M according to the fourth embodiment is arranged in front of the upper surface of the fixed base 42. In addition, in the present invention, the drive device may be arranged at the rear of the upper surface of the tensioning means housing, or may be arranged in the middle part so that the drive shaft extends forward and backward, and further, By providing a suitable power transmission mechanism, the drive device can also be installed inside the tension means housing.

The drive shaft 44S according to the fourth embodiment is connected to the output shaft of the drive device 44M, extends rearward, has two drums 44D fixed at an interval, and has a terminal end supported by a bearing (not shown). ) is supported for free rotation. Note that the present invention is not limited to this, and the number of drums attached to the drive shaft is arbitrary as long as the space on the upper surface of the casing of the tensioning means allows.

With this configuration, when the drive device 44M starts, rotational torque is applied to the drive shaft 44S, and the drum 44D starts winding the rope 46 via the drive shaft 44S.

Note that the drum 44D according to the fourth embodiment does not have the winding device 44 included in the tension means 40 according to the first to third embodiments, except that the drum 44D obtains rotational driving force through the drive shaft 44S. It has the same function as the built-in drum. That is, the ropes 46 are pulled out from the two drums 44D and connected to the two pallets 70, respectively, and as the drums 44D rotate, the ropes 46 are pulled and the two pallets 70 are moved simultaneously. Note that, in the present invention, the number of load carrying members that can be moved simultaneously is limited to the number of drums attached to the drive shaft, as long as the driving capacity of the drive device, the bearing capacity of the drive shaft, and the space for placing the moved load are permitted. It is optional depending on the number.

(Loading procedure)
First, in the baggage loading/unloading system 10 according to the fourth embodiment, a work procedure for loading baggage C from the loading surface 32 of the loading platform 30 onto the loading platform 22 of the luggage transport vehicle 20 will be described.

As shown in FIG. 14(A), the worker moves the cargo transport vehicle 20 and the cargo platform 30 on which two pallets 70 on which the cargo C is placed are placed side by side in the front-back direction, and The fixing base 42 of the tensioning means 40, the cargo transportation vehicle 20, and the cargo storage platform 30 are arranged in this order and arranged close to each other. Note that the present invention is not limited to this, and for example, an arbitrary number of load placement members on which loads are placed can be placed in advance on the load platform, and the tensioning means arranged together By reversing the front and back sides of the puller and aligning the pulling direction, it is also possible to arrange the loading platform and the cargo transport vehicle close to the left side of the pulling means.

Next, in the same procedure as in the loading operation according to the first embodiment, the operator loads the two side by side A rope 46 pulled out from two drums 44D arranged side by side on a fixed base 42 is connected to the pallet 70.

Next, the worker operates the drive device 44M to move the cargo C from the loading platform 30 as shown in FIG. The cargo is moved to the loading platform 22 of the cargo transportation vehicle 20 and loaded.

(Procedure for unloading work)
Next, in the cargo loading/unloading system 10 according to the fourth embodiment, a work procedure for unloading the cargo C from the cargo platform 22 of the cargo transportation vehicle 20 to the cargo storage surface 32 of the cargo storage platform 30 will be described.

As shown in FIG. 15(A), the worker moves the cargo loading platform 30 and the cargo transportation vehicle 20 on which two pallets 70 on which the cargo C is mounted are placed side by side in the front-back direction, and The fixing base 42 of the tensioning means 40, the cargo storage platform 30, and the cargo transport vehicle 20 are arranged in this order and arranged close to each other. Note that the present invention is not limited to this, and for example, an arbitrary number of baggage placement members on which baggage is placed can be placed in advance on the loading platform of a baggage transport vehicle, or they may be placed together. By reversing the front and back of the tensioning means to match the pulling direction, it is also possible to arrange the loading platform and the cargo transport vehicle close to the left side of the tensioning means.

Next, in the same procedure as the unloading work according to the first embodiment, the worker selects the two pallets that are placed side by side on the loading platform 22 of the cargo transport vehicle 20, as shown in FIG. 15(B). The ropes 46 pulled out from two drums 44D arranged side by side on the fixed base 42 are connected to 70, respectively.

Next, by operating the drive device 44M according to the same procedure as in the case of the loading work according to the first embodiment, the worker transfers the cargo C to the cargo transportation vehicle, as shown in FIG. 15(C). 20 is moved from the loading platform 22 to the loading platform 30 and unloaded.

(effect)
As shown in the above description of the fourth embodiment, by using the baggage loading and unloading system according to the present invention, the following effects can be obtained.

According to the cargo loading and unloading system according to the present invention, by using the tensioning means in which a plurality of drums are provided on a drive shaft driven by a drive device as the tensioning means, the cargo is loaded on the rope pulled out from the plurality of drums. The load placement members can be moved all at once by connecting the ropes to the plurality of baggage placement members respectively, and rotating the plurality of drums via the drive shaft by the drive device and winding the rope. The worker can shorten the time required for loading and unloading work, and can improve the efficiency of loading and unloading work.

<Fifth embodiment>
Next, a cargo loading/unloading system according to a fifth embodiment of the present invention will be described with appropriate reference to the drawings. In addition, in the description of the fifth embodiment, the same reference numerals are used for structures that are equivalent or similar to those of the first embodiment, second embodiment, third embodiment, or fourth embodiment of the present invention, and description thereof will be omitted. There are cases where

As shown in FIG. 16, FIG. 17, and FIG. 18, the tensioning means 40 according to the fifth embodiment has a top surface 32 of a moving platform 42X with a cargo storage surface that forms a housing thereof, which has a sufficient width, and The upper surface 32 is used instead of the upper surface 32 of 30 to place the pallet 70 on which the cargo C is placed, that is, the tensioning means 40 and the loading platform 30 are integrated and used in one casing. , the configurations of the tensioning means 40 and the loading platform 30 according to the first embodiment, the second embodiment, and the third embodiment are different. In addition, in the fifth embodiment, one pallet 70 is pulled at a time by a single drum and rope, as shown in the pulling means 40 according to the first embodiment, the second embodiment, and the third embodiment. However, the present invention is not limited to this, and as shown in the pulling means 40 according to the fourth embodiment, a plurality of load carrying means may be pulled at a time by a plurality of drums and ropes. You can.

More specifically, in the tensioning means 40 according to the fifth embodiment, the upper surface 32 of the moving table 42X with a cargo storage surface is formed of a plate material, and the pallet 70 on which the cargo C is placed can be placed on the upper surface 32. The mobile table 42X has a platform-like case that can be moved, and the moving platform 42X with a cargo storage surface is movable with the pallet 70 on which the cargo C is placed on the upper surface 32.

That is, the tensioning means 40 according to the fifth embodiment is movable by placing the pallet 70 on which the cargo C is placed on the upper surface 32 of the moving platform 42X with a cargo surface, and is similar to the cargo platform in the other embodiments described above. It is said to be a device that doubles as 30.

The other configurations are similar to the second embodiment of the present invention.

In the following explanation, names and symbols are used for the first moving table 42XA and the second moving table 42XB to distinguish them from each other, but the cargo C is placed on the upper surface 32 of the first moving table 42XA. Each of these has the same configuration as the above-mentioned moving table 42X with a loading surface, except that a pallet 70 is arranged thereon.

As shown in FIG. 17(A), the worker moves the first movable platform 42XA, on which the pallet 70 is arranged on the upper surface 32, to the left side of the cargo transport vehicle 20 and places it close thereto. The second moving platform 42XB is moved to the right side of the vehicle 20 and placed close to it. Note that the present invention is not limited to this, and one of the moving platforms with a loading surface may not be moved, and the other moving platform with a loading surface and the cargo transport vehicle may be moved and placed close to each other, or In this case, a fixed base with a load surface that does not have a moving means may be used in place of the movable platform with a load surface that does not move.

Next, as shown in FIG. 17(B), the worker pulls out the rope 46 from the winding device 44 provided inside the second moving platform 42XB, straddles the loading platform 22 of the cargo transport vehicle, and Similar to one embodiment, the rope 46 is connected to the pallet 70 placed on the upper surface 32 of the first moving table 42XA.

Next, the operator operates the winding device 44 of the second moving table 42XB in the same procedure as in the case of the loading work according to the first embodiment, so that as shown in FIG. 17(C), The pallet 70 on which the luggage C is placed is moved from the upper surface 32 of the first moving table 42XA to the loading platform 22 of the luggage transport vehicle 20 and loaded.

(Procedure for unloading work)
First, in the cargo loading/unloading system 10 according to the fifth embodiment, a work procedure for unloading the cargo C from the loading platform 22 of the cargo transportation vehicle 20 onto the upper surface 32 of the moving platform 42X with a cargo storage surface will be described.

As shown in FIG. 16(A), the worker places a mobile platform with a loading surface on the left side of the luggage transportation vehicle 20 on which two pallets 70 on which the luggage C is placed are placed side by side in the front-rear direction. Move 42X and place it close. Note that the present invention is not limited to this, and the cargo transportation vehicle may be moved and placed close to the moving platform with a cargo storage surface. Instead, a fixed stand with a loading surface that does not have a moving means may be used.

Next, in the same procedure as the unloading work according to the first embodiment, the worker selects the two pallets that are placed side by side on the loading platform 22 of the cargo transportation vehicle 20, as shown in FIG. 16(B). The rope 46 pulled out from the winding device 44 is connected to the rear pallet 70 of the pallets 70.

Next, the worker operates the winding device 44 in the same manner as in the unloading work according to the first embodiment, so that the cargo C is loaded as shown in FIG. 16(C). The pallet 70 is moved from the loading platform 22 of the cargo transport vehicle 20 to the loading platform 30 and unloaded.

(Loading procedure)
Subsequently, in the cargo loading/unloading system 10 according to the fifth embodiment, the cargo is placed on the pallet 70 that has been unloaded from the loading platform 22 of the cargo transportation vehicle 20 onto the top surface 32 of the moving platform 42X with a cargo storage surface by the above-mentioned unloading operation. A work procedure for reloading the loaded luggage C onto the loading platform 22 of another luggage transport vehicle 20 will be described. Note that the present invention is not limited to this, and the cargo C may be placed on another cargo placement member such as a seat pallet, or may not be unloaded from a cargo transportation vehicle. For example, it may be placed by another means such as a forklift.

(transport work)
Subsequently, in the cargo loading/unloading system 10 according to the fifth embodiment, the cargo C placed on the pallet 70 that has been placed in advance on the cargo surface 32 of the cargo platform 30 is transferred to the upper surface of the moving table 42X with a cargo surface. 32 and using the moving table 42X with a cargo storage surface as the cargo transportation vehicle 20, a work procedure for transporting the cargo C over a short distance will be described. Note that the present invention is not limited to this, and the luggage C may be placed on another luggage placement member such as a sheet pallet.

As shown in FIG. 18(A), the worker places the moving platform 42X with a loading surface on the left side of the loading platform 30 on which two pallets 70 on which loads C are placed are placed side by side in the front-rear direction. Move and place in close proximity. Note that the present invention is not limited to this, and by reversing the front and back of the movable platform with a cargo storage surface and matching the pulling direction, it is also possible to arrange the movable platform with a cargo storage surface close to the right side.

Next, in the same procedure as the loading work according to the first embodiment, the operator selects the two side by side The rope 46 pulled out from the winding device 44 is connected to the rear pallet 70 of the pallets 70.

Next, the operator operates the winding device 44 of the moving table 42 with a loading surface in the same manner as the loading operation according to the first embodiment, and as shown in FIG. The rear pallet 70 of the lined up pallets 70 is moved from the loading surface 32 to the upper surface 32 of the moving table 42 with loading surface and transferred.

Next, with the pallet 70 placed on the top surface 32 of the moving platform 42, the worker moves the moving platform 42 to remove the cargo C placed on the pallet 70. transport.

(effect)
As shown in the above description of the fifth embodiment, the following effects can be obtained by using the baggage loading and unloading system according to the present invention.

According to the cargo loading/unloading system according to the present invention, the moving platform with a cargo loading surface can place a cargo loading member such as a pallet on which cargo is placed on the upper surface of the moving platform, similar to the loading surface of the cargo loading platform. By having enough space to make this possible, it can also serve as the loading platform 30, so although the size of the device becomes larger, the work efficiency is further improved compared to the case where the loading platform and the moving platform are placed separately. improves.

Further, according to the cargo loading/unloading system 10 according to the present invention, cargo loading/unloading work can be made possible by preparing only a plurality of moving platforms with cargo storage surfaces that can also serve as cargo storage platforms. Compared to the case where a stand is prepared separately, the types of components of the baggage loading/unloading system can be reduced, and the cost of designing the baggage loading/unloading system, maintenance cost, etc. can be further reduced.

Although the embodiments of the present invention have been described above with reference to the drawings, a person having ordinary knowledge in the technical field to which the present invention pertains can understand the invention within the scope of the technical idea described in the claims. It is clear that various modifications or applications can be made, and it is understood that these naturally fall within the technical scope of the present invention.

10 Luggage loading/unloading system 20 Luggage transport vehicle 22 Loading platform 24 Loading platform side wall 30 Loading platform 30W Loading platform moving means 32 Loading surface, upper surface 40 Tensioning means 42 Moving platform, fixed platform 42W Moving means 42X Moving platform with loading surface, cargo Fixed base with mounting surface 44 Winding device 44D Drum 44M Drive device 44S Drive shaft 46 Rope 48 Pulley 50 Controller 52 Encoder 54 Operation panel 60 Pallet connector, sheet pallet connector 62 Hook body 64 Connecting portion 68 Connecting member 70 Pallet, Sheet pallet 90 Support stand 92 Base part 94 Telescopic part 100 Tensioner 102 Base part 104 Vertical extendable part 106 Horizontal extendable part 108 Contact part C Baggage G Ground

Claims (8)

a loading platform disposed close to a loading platform of a cargo transport vehicle with both sides openable, and a loading surface having a loading surface substantially at the same height as the loading surface of the loading platform;
a tensioning means that is disposed on the opposite side of the loading platform across the loading platform and pulls a load carrying member loaded with luggage placed on the loading platform to the loading platform by straddling the loading platform;
A baggage loading and unloading system with a loading platform disposed close to an open side surface of a loading platform of a cargo transport vehicle, at least one side of which can be opened, and a loading surface having a loading surface approximately at the same height as the loading platform surface of the loading platform;
A load carrying member, which is arranged separately and independently from the load platform on the opposite side of the load platform across the load platform and loaded with the cargo placed on the load platform, is pulled across the load platform. A moving platform for moving the cargo to a storage platform;
A baggage loading and unloading system with a loading platform disposed close to an open side surface of a loading platform of a cargo transport vehicle, at least one side of which can be opened, and a loading surface having a loading surface approximately at the same height as the loading platform surface of the loading platform;
A load carrying member, which is arranged separately and independently from the load platform on the opposite side of the load platform across the load platform and loaded with the cargo placed on the load platform, is pulled across the load platform. A fixed stand to be moved to a storage stand,
A baggage loading and unloading system with The tensioning means is
A moving table or a fixed table;
a winding device provided on the movable table or the fixed table;
a string-like member connected to the baggage placement member and wound around the winding device;
The cargo loading and unloading system according to claim 1 , comprising: A winding device provided on a moving table or a fixed table;
a string-like member connected to the baggage placement member and wound around the winding device;
The cargo loading and unloading system according to claim 2 or 3, comprising: The tensioning means is
a drive shaft provided on a moving platform or a fixed platform and arranged along the vehicle length direction of the loading platform;
a plurality of drums fixed to the drive shaft at intervals;
a drive device that transmits rotational force to the drive shaft;
a plurality of string-like members each connected to the baggage placement member and wound around the drum;
The cargo loading and unloading system according to claim 1, comprising: a drive shaft provided on a moving platform or a fixed platform and arranged along the vehicle length direction of the loading platform;
a plurality of drums fixed to the drive shaft at intervals;
a drive device that transmits rotational force to the drive shaft;
a plurality of string-like members each connected to the baggage placement member and wound around the drum;
The cargo loading and unloading system according to claim 2 or 3, comprising: further comprising a sliding means laid on the loading surface of the loading platform and the loading surface of the loading platform, on which the loading member is placed;
The cargo loading/unloading system according to any one of claims 1 to 7 .