JP3351941B2 - Luggage unloading device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a load transfer apparatus for transferring loads placed on a load pallet to different places for each load pallet. In addition, the present invention relates to a cargo unloading / unloading device for transporting cargo from one place to another using the cargo transfer device.

[0002]

2. Description of the Related Art In various facilities, it may be necessary to transport luggage from one location to another.
In such a case, a transport mode in which the package is transported to a different place while being placed on a pallet is also widely used. For example, when looking at a bookbinding facility, it is necessary to drop a print book carried by a luggage transporting vehicle such as a truck from above the vehicle and further transport it into the bookbinding facility. In such a case, conventionally, a special vehicle such as a forklift is generally used to lift the printing book together with the pallet on which it is placed and transport it to a different location.

[0003]

However, in a conventional luggage unloading device using a forklift or the like, the number of persons who can work is limited because the forklift, which is a special vehicle, must be operated. We couldn't easily load and unload luggage. In addition, a forklift or the like must be frequently turned back, that is, changed in direction, so that a large work space is required.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and is a luggage which is easy to operate, can be safely operated by anyone, and does not require a large work space. An object of the present invention is to provide a loading / unloading device and a package transfer device.

[0005]

According to the present invention, there is provided a luggage unloading apparatus for transferring luggage placed on a luggage pallet at a first location to a second location together with the luggage pallet. A luggage transfer line that is located at the second location and transports the luggage from the luggage entrance to the luggage discharge port; A movable intermediate transport means, a load transfer device disposed between the intermediate transport means and the first location, and transporting the load pallet placed at the first location to the intermediate transport means; Having. Further, the luggage transfer device includes a left and right slide table that can reciprocate in a parallel direction with respect to the luggage so as to approach or move away from the second location, and a rotatable rotatable supported by the left and right slide tables. It has a table and forklift means supported by the rotary table. Further, the forklift means includes a luggage support member inserted into the luggage pallet, a luggage support member tilt means for tilting the luggage support member, and a luggage support member vertical movement means for vertically moving the luggage support member. Means for moving the luggage support member in the direction of approaching or moving away from the luggage.
Further, in the load unloading device of the present invention, auxiliary pallet supply means for supplying an auxiliary pallet to the load carrying entrance of the load transfer line is provided.

A pallet for luggage is a member for loading luggage, and can be formed, for example, in a square shape as shown by reference numeral 1 in FIG. The luggage pallet 1 is provided with a space S for inserting the luggage support members 2. The load supporting member can be formed in a claw shape, for example, like a fork of a forklift.

According to the present invention, the load to be transferred is placed at the first location while being placed on the load pallet. Then, all or any of the luggage support member vertical movement means, the luggage support member longitudinal movement means and the luggage support member tilt means are operated to insert the luggage support member into the luggage pallet, and again the luggage support member vertical movement means, All or any one of the load support member longitudinal movement means and the load support member tilt means is operated, and the load is lifted by the load support member together with the load pallet. Thereafter, the left and right slide tables are operated to transport the load together with the load supporting member to another location. At this time, when it is necessary to change the direction of the load, the rotary table is rotated at any timing before the transfer starts or after the transfer is completed while the load is being transferred by the left and right slide tables.

Since the cargo is transported to another place by the left and right slide table and the rotary table, the operation is very simple and anyone can work compared to the conventional method of transporting using a special vehicle such as a forklift. It can be performed. In addition, since there is no need to perform operations such as switching back and forth the forklift, a large work space is not required.

[0009]

The first place and the second place mean different places from each other, and more specifically, two different places in one certain facility can be considered.
As an example, consider the case where a print shop is brought into a bookbinding facility in order to bind the print books produced by the printing shop.
The print book corresponds to the baggage to be unloaded and loaded, and a place for parking a vehicle that has transported the print book produced at the printing shop to the bookbinding facility in the bookbinding facility corresponds to the first place,
And the place where bookbinding equipment and the like are installed in the bookbinding facility corresponds to the second place.

The luggage transport line installed at the second location is, for example, a transport line for transporting a printed book carried into a bookbinding facility to another location, for example, a transport using a chain. Equipment, conveying equipment using rollers,
A transport device having any other structure is conceivable.

According to the load unloading device of the present invention, the load is transported by the load transfer device from the first location to the intermediate transport means together with the load pallets. The intermediate transport means is
By moving up or down as needed, the load is moved up and down to a height that matches the height of the load transport line. When the height of the load matches the height of the load transfer line, the load is transferred together with the load pallet by the action of the intermediate transfer means, and the load pallet is delivered to the load transfer port of the load transfer line. The delivered pallet and the load thereon are transported to the load exit by the function of the load transport line, and are carried to a desired position in the second location.

[0013] In this cargo loading / unloading apparatus, the cargo is transported from the first place to the intermediate transport means by the left and right slide tables and the rotary table, so that the transport is performed by using a special vehicle such as a forklift. The operation is very simple and anyone can work. In addition, since there is no need to perform operations such as switching back and forth the forklift, a large work space is not required.

[0014] An auxiliary pallet supply means for supplying an auxiliary pallet to the load carrying entrance can be arranged near the load carrying entrance of the load carrying line installed in the second place. When this configuration is adopted, before the pallet for luggage on the intermediate transport means and the luggage thereon are transported onto the luggage carry-in port by the action of the intermediate transport means, the auxiliary pallet supply means must be provided in advance. The auxiliary pallet is sent to the luggage entrance using. Therefore, the pallet and the luggage transported from the intermediate transport means to the luggage entrance are stacked on the auxiliary pallet already placed at the luggage entrance. According to this method, even if the shape and size of the load pallet change variously, it can be placed on the common load transport line without any trouble.

[0015]

1 and 2 show an embodiment of a baggage transfer device according to the present invention and a baggage unloading device using the same. In particular, FIG. 1 shows a plan view thereof, and FIG. 2 shows a front view thereof. In FIG. 1, reference symbol A indicates a public road through which vehicles and the like pass, reference symbol B indicates a parking space for parking the vehicle 3, and reference symbol C indicates a part of a bookbinding facility in which a bookbinding machine or other equipment is installed. In particular, it shows a place for receiving a printed book as luggage. In the present embodiment, the parking space B corresponds to a first location, and the bookbinding facility C corresponds to a second location. A luggage transfer device 21 is provided between the parking space B and the bookbinding facility C.

The vehicle 3 loaded with the printing books 22 to be transferred enters the parking space B through the public road A and stops there. As shown in FIG. 10, the printing book 22 is placed on the cargo bed of the vehicle 3 while being placed on the luggage pallet 1. The luggage transfer device 21 lifts a bundle of printing books 22 together with the luggage pallet 1 from the vehicle 3 and carries the same into the bookbinding facility C.

In the bookbinding facility C, there is installed a luggage transfer line 7 composed of a horizontal transfer line 4, a transfer direction changing stage 5, and a vertical transfer line 6. The horizontal transport line 4 is provided with four transport blocks 8 each having a chain transport device 9 and connected in series with each other, and the luggage carry-in port 1 arranged at the leading position of the transport blocks 8.
And 3. The vertical transport line 6 has a transport block 8 provided with a chain transport device 9 and a cargo outlet 14 following the transport block 8. The chain transfer device 9 is also provided at the luggage drop 14. Transfer direction change stage 5
Has a turntable 11 that can rotate intermittently at an angle of 90 ° about a center axis O, and a transport block 12 installed on the turntable 11. This transport block 12
Also has a chain transfer device 9.

At the luggage entrance 13 of the luggage transport line 7,
A chain transport device 15 and a roller transport device 16 are provided. The chain transport device 15 is used for the cargo transport line 7
Is carried in a direction perpendicular to the carrying direction F of the cargo. In addition, the roller transport device 16 is provided with the luggage transport line 7.
Is transported in the same direction as the transport direction F of the package.
As shown in FIG. 2, the chain transport device 15 is provided with a lifting device 17 known per se.
And the chain transport device 15 can be moved up and down in the vertical direction. Chain conveyor 1
When 5 is at the upper end position, the chain transport device 15 is in a state capable of transporting the load. On the other hand, when the chain transport device 15 is lowered to the lower end position, the roller transport device 16 is exposed above the chain transport device 15 to be in a state where the load can be transported. The operation of the lifting device 17 is controlled by the main control device 69.

In FIG. 1, at a position in front of the load entrance 13 of the load carrying line 7 (that is, a position on the public road A side),
An intermediate transfer device 18 is provided. In addition, luggage entrance 13
The auxiliary pallet supply device 19 is installed at a rear position (that is, a position opposite to the public road A). Intermediate transfer device 1
8, a transport block 24 having a chain transport device 23, an elevating mechanism 25 for supporting the transport block 24 so as to be vertically movable, and an elevating drive device 26 for driving the elevating mechanism 25, as shown in FIG. Having. Lifting drive 2
The operation of 6 is controlled by the main controller 69.

The auxiliary pallet supply device 19 has a pallet storage device 28 for stacking and storing a plurality of auxiliary pallets 27, and a lowermost auxiliary pallet 27a is provided by a chain transport device 29a provided at the bottom. Is sent rightward in the figure. The single auxiliary pallet 27 sent out is further conveyed by the chain conveying device 29b and sent out to the baggage carry-in entrance 13. The auxiliary pallet 27 can use the same shape as that of the luggage pallet 1 shown in FIG. 10, but its size is set to a size that can be transported by the luggage transport line 7.

The luggage transfer device 21 includes a left and right rail 31 extending linearly from the bookbinding facility C to the public road A, a left and right slide table 32 capable of reciprocating linear movement along the left and right rail 31, and a left and right slide table. A rotary table 33 is mounted on the rotary table 32, and a forklift mechanism 34 is mounted on the rotary table 33. In FIG. 1, this baggage transfer device 21 is BB
When viewed along the line, it is as shown in FIG. 3, while AA
When viewed along the line, it is as shown in FIG.

As shown in these figures, a plurality of guide rollers 35 are provided on the bottom surface of the left and right slide table 32, and the guide rollers 35 roll on the left and right rails 31. A hydraulic cylinder 36 is fixed to the center of the bottom surface of the left and right slide table 32, and the tip of an output rod 36 a of the cylinder is connected to a bracket 37 fixed to the ground near the bookbinding facility C. Hydraulic cylinder 3
6 operates and the output rod 36a expands and contracts, the left and right slide tables 32 reciprocate along the left and right rails 31, that is, reciprocate in a direction approaching or moving away from the bookbinding facility C.

The rotary table 33 is mounted on the left and right slide tables 32 so as to be rotatable about a central axis L. A plurality of rollers 41 are provided on the upper surface of the left and right slide table 32, and the rotary table 33 is supported by the rollers 41. A gear 42 is fixed at the center of the bottom surface of the rotary table 33, and the gear 42 meshes with a drive gear 39 fixed to an output shaft of an electric motor 38 fixed inside the left and right slide table 32. When the motor 38 rotates, the gears 39 and 42
The rotational force is transmitted to the rotary table 33 via the rotary table 33, and the rotary table 33 rotates on the roller 41 about the central axis L. This rotation causes the forklift mechanism 34 on the turntable 33 to pivot.

As shown in FIG. 5, a forklift mechanism 34 mounted on the rotary table 33 is fixed to the upper surface of the rotary table 33 and extends in a direction perpendicular to the left and right rails 31 (see FIG. 4). A rail 43, a front and rear slide table 45 guided by the fixed rail 43 and reciprocating linearly;
It has a gate-shaped mast 47 supported by a bracket 46 fixed to the tip side surface so as to be swingable and rotatable, and a fork unit 48 that is guided by the mast 47 and moves up and down.

The front and rear slide table 45 has a plurality of guide rollers 49 on its bottom surface, and the guide rollers 49 roll along the fixed rail 43. As shown in FIG. 6, which is a cross-sectional view taken along line DD of FIG.
The bottom of the mast 47 is connected by a beam 52. The fork unit 48 includes a pair of side plates 53a and 5
3b is formed by connecting upper and lower beams 51a and 51b. Side plates 53a and 53b
At the lower end, two forks (luggage support members) 54 extending parallel to the fixed rail 43, that is, extending perpendicular to the left and right rails 31 (see FIG. 3) are provided. Guide rollers 58 are provided at the upper and lower ends of the side plates 53a and 53b, and these guide rollers roll vertically along the mast 47.

In FIG. 6, the bottom beam 5 of the mast 47 is shown.
The lower end of the hydraulic cylinder 55 is connected to the center of 2.
The hydraulic cylinder 55 extends upward through the lower beam 51b of the fork unit 48, and the upper end of the output rod 55a is connected to the bottom surface of the upper beam 51a. In addition, two hydraulic cylinders 56, one each, are installed at the rear position (right position in FIG. 5) of each mast 47, and the rear ends of these cylinders 56 are on the upper surface of the front and rear slide table 45. Bracket 59 fixed to
The output rods 56a are pivotally connected to the upper ends of the output rods 56a.

In FIG. 5, a hydraulic cylinder 61 is provided integrally with the fixed rail 43. A slide base 62 is connected to the tip of the output rod 61a of the hydraulic cylinder 61. The slide base 62 has a sprocket 6
5 and a guide roller 63 that rolls along the guide rail 64. The sprocket 65 is engaged with both chains of a fixed chain 66 fixed to the rotary table 33 and extending parallel to the fixed rail 43 and a movable chain 67 fixed to the bottom surface of the front and rear slide table 45.

When the hydraulic cylinder 61 operates and the output rod 61a moves, the slide base 62 connected to the tip of the output rod 61a reciprocates linearly along the guide rail 64. At this time, the sprocket 65 provided on the slide base 62 rotates counterclockwise in FIG. 5 by the action of the fixed chain 66 fitted thereto, and is driven by the rotating sprocket 65 to move the movable chain 67.
Therefore, the front and rear slide table 45 is moved forward, that is, in FIG.
Move to the left of. This movement of the front and rear slide table 45 causes the fork 54 to move parallel to the load. FIG. 7 shows a state in which the output rod 61a of the cylinder 61 has been extended most, and as a result, the front and rear slide table 45 has been projected most forward. At this time, the fork 54 is inserted into the luggage pallet 1 on which the printing book 22 is placed.

In the state shown in FIG. 5, the output rod 55a of the hydraulic cylinder 55 supported by the bottom beam 52 of the mast 47 is contracted most and the fork 54 is located at the lowest position. When the cylinder 55 operates to extend the output rod 55a, as shown in FIG. 8, the upper beam 51a of the fork unit 48 is pushed upward by the output rod 55a, whereby the fork 54 is raised.

In FIG. 8, the hydraulic cylinder 56 disposed behind the mast 47 operates to operate its output rod 5.
As shown in FIG. 9, the mast 47 moves when the
Swings around the fixed bracket 46 of the front and rear slide table 45, and as a result, the fork 54 at the tip of the fork unit 48 supported by the mast 47 moves up and down.

As is apparent from the above description, in FIG. 2, the forklift mechanism 34
The rotary table 33 on which the rotary table 33 is mounted is moved in a horizontal direction, that is, in a direction approaching or moving away from the bookbinding facility C, a hydraulic cylinder 36 for horizontal movement, an electric motor 38 for rotating and driving the rotary table 33, and a fork 54. Various hydraulic cylinders 61 for moving the fork 54 up and down, a hydraulic cylinder 55 for elevating and lowering the fork 54 for moving the fork 54 up and down, and a hydraulic cylinder 56 for tilting the fork 54 for tilting the baggage. A drive source is mounted. The operation of each of these cylinders is controlled by refueling from a hydraulic control device 68 attached to each cylinder, and the operation of those hydraulic control devices 68 is controlled by a main control device 69. A motor control circuit 7 for controlling the operation of the electric motor 38
1 is also controlled by main controller 69.

An operation panel 72 for the operator to send various commands is connected to the main controller 69. The operation panel 72 is provided with various operation buttons for controlling the operation of the luggage unloading device according to the present embodiment.
Among the operation buttons, at least a control button for individually controlling the operations of the above-described various hydraulic cylinders manually by an operator and a baggage transfer device 21 for automatically operating under a predetermined sequence control. Automatic operation buttons are included.

Further, referring to FIG.
An impact detection sensor 73 having a strip-like detection piece on the outer peripheral side of the rotary table 33 covers almost the entire outer peripheral side.
Is provided. The impact detection sensor 73 outputs an impact detection signal to the main controller 69 when an impact force greater than a reference value is applied to the detection piece. Further, an optical sensor 74 is disposed immediately before the baggage transfer device 21. The optical sensor 74 detects that the vehicle 3 or another object has approached the luggage transfer device 21 and
The detection signal is output toward 9.

At the front end position of the parking space B, a parking alarm lamp 7 as a display means for executing a visual display action.
5 are installed. In addition, a fork alarm lamp 77 as display means is installed on an operation box 76 installed on the turntable 33 of the luggage transfer device 21. The main controller 69 controls turning on and off of the parking alarm lamp 75 based on the output signal of the optical sensor 74.
The main controller 69 also controls the operation of the luggage transfer device 21 based on the output signal of the impact detection sensor 73, and further controls the fork alarm lamp 7 according to the operation of the luggage transfer device 21.
7 is turned on and off.

The place where the main controller 69 and the operation panel 72 are installed is not limited to a specific place. In this embodiment, the main controller 69 is installed inside the operation box 76, and the operation box 76 is provided. It is assumed that the operation panel 72 is installed on an appropriate place where the operator can operate on the surface of the control panel 72.

The operation of the cargo unloading device and the cargo transfer device configured as described above will be described below. (Preparation work of auxiliary pallet in bookbinding facility C) Fig. 1
In the bookbinding facility C, the following auxiliary pallet preparation work is performed prior to the work of loading the printing book 22 on the bed of the vehicle 3. In FIG. 2, the lowermost one of the plurality of auxiliary pallets 27 stored in the pallet storage device 28 of the auxiliary pallet supply device 19 is extracted by the chain transfer device 29a, and the auxiliary pallet 27 is further transferred to the chain transfer device. It is sent to the luggage entrance 13 by 29b. The sent auxiliary pallet 27 is transported by the chain transport device 15 to a predetermined position in the baggage carry-in entrance 13 and stops there. As described above, the auxiliary pallet 27 is placed in the baggage carry-in entrance 13 of the baggage transfer line 7 and waits for the printing book 22 to be sent.

(Introduction Work of Vehicle 3) A printed book produced in a printing shop located at a place different from the bookbinding facility C is transported by the vehicle 3 while being loaded on the luggage pallet 1 and is bound by the bookbinding facility C. Transported to. The vehicle 3 enters the parking space B from the public road A. When the rear end of the bed of the vehicle 3 moves to the optical sensor 74 in front of the luggage transfer device 21, the optical sensor 74 detects the vehicle 3 and outputs a detection signal, and a parking alarm lamp is provided based on the detection signal. 75 lights or blinks, thereby displaying to the driver that the vehicle 3 has approached the luggage transfer device 21. The driver stops the movement of the vehicle 3 when confirming the light alarm display at the latest. The warning system using the optical sensor prevents the vehicle 3 from colliding with the luggage transfer device 21.

(Transfer Work of Luggage) When the vehicle 3 stops in the parking space B, the driver or other person of the vehicle 3 rides on the turntable 33 of the luggage transfer device 21 as an operator, and operates the operation box 76. By operating the operation panel 72, the transport operation of the luggage, that is, the printing book 22 is started.

First, the operator operates the left / right moving hydraulic cylinder 36 to move the entire luggage transfer device 21 on the left / right rail 31 to move the left / right position of the fork 54 to the vehicle 3.
To the loading platform. Thereafter, the elevation hydraulic cylinder 55 is operated to adjust the height position of the fork 54 to the height of the luggage pallet 1 on the bed of the vehicle 3. Further, the fork 54 is moved by moving the hydraulic cylinder 61
The fork 54 is moved forward in the direction of the arrow, and the height and inclination of the fork 54 are finely adjusted by finely controlling the operation of the lifting hydraulic cylinder 55 and the tilt hydraulic cylinder 56.
(See FIG. 10).

When the fork 54 is inserted into the pallet 1, the lifting hydraulic cylinder 55 and the tilt hydraulic cylinder 56 are operated to lift the printing book 22 together with the luggage pallet 1 from the bed of the vehicle 3. After the lifting, the output rod 61a of the hydraulic cylinder 61 for longitudinal movement is contracted and moved to move the fork 54 backward to the initial position shown in FIG. When the fork 54 carrying the luggage pallet 1 and the printing book 22 is retracted to the initial position, the operator operates the automatic operation button on the operation panel 72 to set the operation mode of the main control device 69 to the automatic control mode.

When the operation mode of the main controller 69 enters the automatic control mode, the table rotation motor 38 shown in FIG.
Is operated, the rotary table 33 is rotated counterclockwise as shown by the arrow D, whereby the fork 54 on which the book 22 is placed is swiveled toward the bookbinding facility C. Also,
At the same time as the turning movement, the hydraulic cylinder 36 for right and left movement operates, and the output rod 36a starts to contract and move,
The entire luggage transfer device 21 translates in the direction of the bookbinding facility C. When the entire luggage transfer device 21, that is, the left and right slide table 32 reaches the position immediately before the bookbinding facility C, the automatic control operation ends. The turning movement of the fork 54 is completed before the left and right slide tables 32 reach the position immediately before the bookbinding facility C and stop.

When the automatic control operation is completed as described above, the control mode of the main controller 69 is switched to the manual operation mode, and the operation by the operator is performed again. That is, first, the hydraulic cylinder 61 for forward / backward movement is operated to protrude the fork 54 forward, that is, into the bookbinding facility C, and carry the luggage pallet 1 and the printing book 22 to above the intermediate transport device 18. Thereafter, the lifting hydraulic cylinder 55 is actuated to move the fork 54 down, and if necessary, the tilt hydraulic cylinder 56 is actuated to incline the fork 54 so that the luggage pallet 1 and the printing book 22 are intermediately moved. The transfer device 18 is placed on the chain transfer device 23.

Thereafter, the fork 54 is moved backward by operating the hydraulic cylinder 61 for forward and backward movement, the fork 54 is removed from the luggage pallet 1, and the forks 54 are further moved to the upper position of the rotary table 33, that is, the initial position. . When the operator again operates the automatic operation button on the operation panel 72 after the fork 54 has moved to the initial position, the main control device 69 enters the automatic control mode again. Then, the motor 38 is operated to rotate the fork 54 together with the rotary table 33 toward the original position. At the same time, the hydraulic cylinder 55 for elevating is operated to lower the fork 54 to the lowermost initial position. Then, when the fork 54 returns to its initial position, one package transfer operation for the package transfer device 21 ends.

On the other hand, when the luggage pallet 1 and the printing book 22 are placed on the intermediate transport device 18, the lifting drive device 2
6 is operated and the transport block 24 is moved until the load transport surface of the chain transport device 23 matches the height of the load entrance 13.
Descends. Thereafter, the chain transport device 23 is started, the luggage pallet 1 is transported to the luggage carry-in port 13 with the printing book 22 placed thereon, and is placed on the auxiliary pallet 27 waiting in the luggage carry-in port 13 in advance. When the luggage pallet 1 and the printing book 22 are placed on the auxiliary pallet 27,
The lifting / lowering device 17 is actuated to lower the chain transport device 15, and as a result, the auxiliary pallet 27
5 is inherited by the roller transport device 16 exposed above. The transport direction of the load by the roller transport device 16 is shown in FIG.
The auxiliary pallet 27, the pallet 1 for luggage, and the printing book 22 are sent out to the horizontal transport line 4 because the transport direction is the same as the transport direction F of the horizontal transport line 4 of the load transport line 7 in FIG. 90
The transfer direction is changed by the angle of ゜, and the vertical transfer line 6
, And arrives at the luggage outlet 14. Thereafter, the printing book 22 is moved to the forklift 78 if necessary.
The bookbinding facility C is lifted by the auxiliary pallet 27
It is carried to the right place inside.

Thereafter, the same operation is repeated for another printing book 22 and the pallet 1 for luggage loaded on the bed of the vehicle 3, and all the printed books 22 on the bed are moved into the bookbinding facility C. Transferred sequentially. In this transfer operation, the left and right slide table 32 and the rotary table 33 are used to print
2 is transported from the vehicle 3 to the bookbinding facility C, so that the operation is very simple and anyone can perform the work as compared with the conventional method of transporting using a special vehicle such as a forklift. . In addition, since there is no need to perform operations such as turning over the forklift, there is no need to provide a large work space on the bookbinding facility side, so that the space in the bookbinding facility can be used effectively.
Furthermore, since a vehicle such as a forklift is not driven, the vehicle is very safe.

In this embodiment, the luggage pallet 1 on which the printing books 22 are placed is further transported on the auxiliary pallet 27 on the luggage transport line 7 installed in the bookbinding facility C. Therefore, even when the shape and size of the load pallet 1 are variously changed according to the type of load, a common load transfer line can be used.

In FIG. 1, when a human or other obstacle collides with the impact sensor 73 installed around the turntable 33 of the luggage transfer device 21, the luggage transfer device 21 is controlled based on a command from the main controller 69. All or a necessary part of the movement, such as the parallel movement of the left and right slide tables 32, the rotation movement of the rotary table 33, and the movement of the fork 54, is stopped. Thereby, safety for the worker and the baggage transfer device 21 is ensured. Also,
The main controller 69 turns on or blinks the fork alarm lamp 77 while at least one of the left and right slide table 32 and the rotary table 33 is operating, to give attention to the operator and other workers nearby.

(Other Embodiments) The present invention has been described above with reference to the preferred embodiments. However, the present invention is not limited to the embodiments, and various modifications may be made within the technical scope described in the claims. Can be modified. For example, the luggage unloading device and the luggage transfer device according to the present invention can be applied to any facility other than the bookbinding facility as long as the transport system transports the luggage using pallets. That is, the first place and the second place described in the claims may be any places other than the place related to the bookbinding facility.

Also, depending on the relative positional relationship between the first location and the second location, the fork 5
4 can also be omitted. Further, the number of forks 54 is not limited to two, and can be increased.

[0050]

According to the present invention, since a left and right slide table and a rotary table transport a load such as a printing book from one place to another, a conventional method of transporting using a special vehicle such as a forklift is used. The operation is uniform and very simple as compared with, and anyone can easily work. Moreover, since there is no need to perform operations such as turning over a forklift,
There is no need to provide a large work space on the facility side, and the space in the facility can be used effectively. Further, it is very safe because a vehicle such as a forklift does not need to run in the facility.

If the operations of the left and right slide tables and the rotary table are performed simultaneously, the operation time can be reduced.

Further, if an impact detection sensor is provided on the outer peripheral side surface of the rotary table, it is possible to prevent the left and right slide tables and other moving devices from hitting the worker and hurt the worker.

According to the present invention, since the auxiliary pallet is used, even if the shape and size of the pallet for baggage are variously changed according to the type of the baggage, only one baggage transport line on the second place side is used. Can be shared.

According to the second aspect of the present invention, when the cargo carried by the vehicle is transported to a different place, the vehicle can be accurately guided to a predetermined position with respect to the cargo transfer device, and the vehicle can be loaded with the cargo. Collision with the transfer device can be reliably prevented.

According to the third aspect of the present invention, the light is turned on and off easily by the worker.
It is possible to draw the worker's attention more reliably.

[0056]

[Brief description of the drawings]

FIG. 1 is a plan view showing an embodiment of a baggage transfer device and a baggage unloading device according to the present invention.

FIG. 2 is a front view of the baggage transfer device and the baggage unloading device of FIG. 1;

FIG. 3 is a front view of the luggage transfer device, partially cut away along the line BB in FIG. 1;

FIG. 4 is a side view of the luggage transfer device, partially cut away along the line AA in FIG. 1;

5 is an enlarged view of the upper part of the device of FIG.

6 is an enlarged view showing an upper portion of the apparatus of FIG. 3 along the line DD of FIG. 5;

FIG. 7 is a view showing a state in which a fork is projected forward in the apparatus shown in FIG. 4;

FIG. 8 is a view showing a state where a fork is raised in the apparatus shown in FIG. 5;

FIG. 9 is a diagram showing a state in which a fork is inclinedly moved in the device shown in FIG. 8;

FIG. 10 is a perspective view showing an example of a luggage pallet and luggage loaded on the pallet;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Pallet for luggage 3 Vehicle 4 Horizontal transportation line 5 Transportation direction change stage 6 Vertical transportation line 7 Luggage transportation line 8,12 Transportation block 9,15,23,29a, 29b Chain transportation device 11 Turntable 13 Luggage transportation entrance 14 Luggage unloading Slot 16 Roller transport device 18 Intermediate transport device 19 Auxiliary pallet supply device 21 Luggage transfer device 22 Print book (load) 24 Transport block 25 Elevating mechanism 27 Auxiliary pallet 28 Pallet storage device 31 Left and right rail 32 Left and right slide table 33 Rotary table 34 Forklift mechanism 36 Hydraulic cylinder (for moving left and right) 38 Electric motor 43 Fixed rail 45 Front and rear slide table 47 Mast 48 Fork unit 51a, 51b, 52 Beam 53a, 53b Side plate 54 Fork (luggage support member) 55 Hydraulic syringe D (for lifting) 56 Hydraulic cylinder (for tilt) 61 Hydraulic cylinder (for forward / backward movement) 62 Slide base 65 Sprocket 66 Fixed chain 67 Movable chain 73 Impact detection sensor 74 Optical sensor 75 Parking alarm lamp (display means) 76 Operation box 77 Fork warning lamp (display means) A Public road B Parking space (First place) C Binding facility (Second place)

Continuation of the front page (56) Reference Jikken Sho 53-9909 (JP, Y1) (58) Fields investigated (Int. Cl. ⁷ , DB name) G65G 47/52 101 G65G 47/80 G65G 61/00 400 G65G 1/00 501 B66F 9/00-11/04

Claims (3)

(57) [Claims] 1. A luggage unloading apparatus for transferring luggage placed on a luggage pallet at a first location together with the luggage pallet to a second location, wherein the luggage unloading device is located at the second location and extends from a luggage entrance. wherein the load transfer line, and the lifting movable intermediate conveyor means the be arranged to correspond to the baggage loading opening of the luggage conveyor line, with the intermediate conveying means for conveying the luggage until luggage later Shi mouth It is located between the first place
Has a load transfer device for transferring the said package pallets placed in the first location to said intermediate conveyor means, said <br/> luggage transfer device approaches or moves away to the second location right and left slide table reciprocally movable to a direction parallel to the cargo as, comprises a turntable rotatable movement is supported by the left and right slide table, and a forklift means supported on the rotary table cage, further the forklift means, and luggage support member inserted to the pallet for said package, and luggage support member tilting means for tilting movement the load support member, luggage support member vertically moving means for vertically moving said package support member If has a luggage support member back and forth moving means for moving said package support member to approach or away from the direction in luggage, and
In addition , an auxiliary pallet is installed at the luggage entrance of the luggage transfer line.
An apparatus for unloading and loading luggage, comprising an auxiliary pallet supply means for supplying . 2. The method of claim 1, said first location load carrying vehicle enters and exits, before that have been disposed in the first location advances to a predetermined position
A vehicle sensor for outputting a signal by detecting the serial load carrying vehicles, cargo loading and unloading device and having a display means for performing a visual display action based on the output signal of the vehicle sensor. 3. An apparatus according to claim 2, wherein said display means performs said visual display action by turning on and off light.