JP3364182B2 - Pallet transverse feed mechanism of double row shelf in mechanical parking lot - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mechanical parking lot, and more particularly to a mechanical parking lot having double-row storage shelves on the front and rear sides in the lateral direction of the traveling carriage. Regarding pallet traverse mechanism.

[0002]

2. Description of the Related Art In a mechanical parking lot, particularly when the front and rear double-row storage shelves (double-row shelves) 01 are provided in the lateral direction of the traveling carriage, the pallets can be stored and taken out.
Conventionally, as shown in FIG. 9A, a chain conveyor 03 with a drive device 02 is provided on each of the storage shelves 01b on the back side, and the chain conveyors 03 are laterally fed to the front side and taken into the traveling carriage 04.
As shown in (b), a swivel double arm 05 is provided on the traveling carriage 04 and extended to the bottom of the pallet 06 to extend the pallet 0.
There were things such as 6s.

However, in the former case, the equipment is oversized by providing the power unit 02 in each storage rack 01b on the back side, and in the latter case, the cantilever structure of the double arm 05 and the swing operation of the carriage 04 cause the double arm 05 to rotate. In any of the conventional pallet traverse mechanisms, there has been a problem that the equipment is complicated and the cost is increased because the fixing device is complicated and the size is increased.

[0004]

SUMMARY OF THE INVENTION The present invention solves the problem of the conventional pallet transverse feed mechanism for double-row shelves in a mechanical parking lot, and the traveling carriage is provided without providing a power unit for each storage rack. An object of the present invention is to provide a pallet traverse mechanism for double-row shelves in a mechanical parking lot which is simple in the above device and can reduce the cost.

[0005]

(1) The present invention has been made in order to solve the above-mentioned problems.
As a means of the above, in a mechanical parking lot having a double-row shelf consisting of a front shelf and a rear shelf in the lateral direction of the traveling vehicle, the vehicle is provided on the traveling vehicle and is provided on the traveling vehicle and the front vehicle. Conveyor device for moving a pallet to and from the shelf on the side , and another pallet provided on the double-row shelf and on the back side of the pallet moved by the conveyor device, and a shelf on the front side and a back side.
Endless chain and endless chain to move between the side shelf
Attachments attached to the link of the
Non-powered pallet interlocking device with
Lateral direction of the bottom of the pallet to engage between
The endless chain is provided with locking members provided at both ends.
The width of the front shelf to the full width of the front shelf and the front side of the rear shelf.
The present invention provides a pallet traverse mechanism for double-row shelves in a mechanical parking lot characterized by being stretched between rolling sprockets .

According to the first means, when the pallet is stored in the front side shelf or is taken out from the front side shelf by the conveyor device of the traveling carriage, when the pallet is on the back side of the pallet, Each pallet is on the bottom
Since the stop members are provided at both ends in the horizontal direction, the full width of the double row shelf
Instead of the full width of the front shelf and the front of the back shelf
An endless chain of powerless pallet interlocking device stretched over
Attached to the endless chain with a chain
The pallet locking member can be engaged with the ment to move the pallet on the back side in an interlocking manner, so a power unit can be installed on each double-row shelf, or the pallet on the back shelf can be removed from the traveling carriage. Without providing a storage device or the like, a pallet on a double-row shelf can be laterally fed, taken out, and stored by the conveyor device of the traveling carriage that moves the pallet between the front shelf and the traveling carriage.

(2) As a second means, in the pallet traverse mechanism of the double row shelf in the mechanical parking lot of the first means, the non-powered pallet interlocking device is the conveyor.
Another pallet is placed behind the pallet moved by the device.
When placed on a row shelf, both pallets on the adjacent side
Both of the locking members are next to the endless chain.
Engage together and engage both pallets together
Move the pallet between the front shelf and the back shelf.
The present invention provides a pallet traverse mechanism for double-row shelves in a mechanical parking lot , which is characterized in that

According to the second means, in addition to the features of the first means , other parts are provided on the back side of the pallet moved by the conveyor device.
When two pallets are placed on a double-row shelf,
Is an endless chain with each locking member on the adjacent side
Engage adjacent to each other and interlock both pallets to
Since the rack is moved between the front shelf and the back shelf,
Double-row shelves, not full width, full width of front shelf and front of deep shelf
Of a non-powered pallet interlocking device stretched to the side
With an endless chain, pallet linkage and lateral feed can be performed reliably and without displacement.

(3) The third means is the first means.
In the pallet transverse feed mechanism for double-row shelves in the mechanical parking lot of the second means, the traveling carriage and the double-row shelves are provided with roller frames having rolling rollers for movably supporting the pallets in the lateral direction. The present invention provides a pallet traverse mechanism for double-row shelves in a mechanical parking lot.

According to the third means, in addition to the features of the first means or the second means, since the pallet is supported by the roller frame having the rolling rollers, the interlocking and lateral feeding of the pallet can be further improved. It can be performed smoothly and the support condition can be ensured.

(4) The fourth means is the first means.
In the pallet traverse mechanism for a double-row shelf in a mechanical parking lot according to the second means, the traveling carriage and the double-row shelf are provided with lateral support rails, and the pallet rolls on the support rails. The present invention provides a pallet traverse mechanism for a double-row shelf in a mechanical parking lot, which is provided with rolling rollers that support the pallet so that it can move laterally.

According to a fourth means, in addition to the features of the first means or the second means, the pallet has rolling rollers,
Since it is supported by the support rails provided on the traveling carriage and the double-row shelf, the pallets can be interlocked and fed sideways more smoothly, and the support state can be made more reliable. The structure of can be simpler and easier to maintain.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION A pallet traverse mechanism for a double-row shelf in a mechanical parking lot according to an embodiment of the present invention will be described with reference to FIGS. 1 to 8. FIG. 1 is a partial plan view of a mechanical parking lot having a double-row shelf, and shows a state in which a traveling carriage is stopped at a frontage position of one double-row shelf.

FIG. 2 (a) is an explanatory view of the roller frame of the double-row shelf shown in the direction of arrow A in FIG. 1, and FIG. 2 (b) is (a).
It is an inside FF arrow line view. FIG. 3A is an explanatory view of the pallet interlocking chain of the double-row shelf shown by the arrow B in FIG.
FIG. 11B is an enlarged detailed explanatory diagram of the G portion in FIG. FIG. 4 is a cross-sectional explanatory view of the traveling carriage shown by the arrow C in FIG. 1, and particularly shows the carriage conveyor section.

5 to 8 are pallet lateral feed operation explanatory views of a double-row shelf of a mechanical parking lot according to the present embodiment, which will be described later.

As shown in FIG. 1, in this embodiment, a storage rack (multi-row rack) 1 having a plurality of rows of a shelf 1a on the front side and a shelf 1b on the back side in the lateral direction of the traveling carriage 4 is provided. Is equipped with
A pallet 6 on which a vehicle is placed or an empty pallet 6 is stored on the front side shelf 1a and the rear side shelf 1b, respectively.

A roller frame 7 for supporting the front and rear bottom surfaces of the pallet 6 is provided over the front side shelf 1a and the rear side shelf 1b, and the pallet interlocking chain 8 is parallel to the front and rear ends of the roller frame 7 and the front side shelf 1a. Full width and back shelf 1
It is provided over at least a part of the front side of b.

The traveling carriage 4 is laterally fed from the double-row shelf 1 (in this specification, the lateral direction with respect to the traveling direction of the traveling carriage 4, the horizontal direction in FIG. 1 is referred to as "lateral"). The pallet 6 is taken out and then conveyed to another position, or the pallet 6 conveyed from another position is laterally fed to the double-row shelf 1 and stored.

Since the traveling carriage 4 travels back and forth on the rails 9 along the frontage of the double-row shelf 1, it is provided with a traveling drive motor 10 and traveling wheels 11, and a pallet with the shelf 1a on the front side of the double-row shelf 1 is provided. In order to transfer 6 of the above, a horizontal carriage conveyor 12 is provided in the front and rear center of the carriage as a pallet conveyor device, and a horizontal roller frame 71 is provided at the front and rear ends of the carriage to support the pallets so that they can be transferred.

As shown in FIG. 2, the roller frame 7 of the double-row shelf 1 is provided with a plurality of rolling rollers 7a in the frame direction so as to support the placed pallet 6 so that the pallet 6 can be transferred in the direction of the roller frame 7. It is mounted on the rack of the double-row shelf 1.

The same applies to the roller frame 71 provided on the traveling carriage 4, and the rolling roller 71a of the traveling carriage 4 supports the mounted pallet 6 so that the pallet 6 can be transferred in the direction of the roller frame 71. Is mounted on.

On the bottom surface of the pallet 6 to be placed, the rolling rail 6 is laterally aligned with the position of the roller frame 7.
When a is mounted on the rolling roller 7a, a suitable derailment prevention structure is provided on either side of the rolling rail 6a and the rolling roller 7a.

Although not shown, contrary to the above,
In place of the roller frames 7 and 71, horizontal support rails are provided on the rack of the double-row shelf 1 and on the traveling carriage 4.
The bottom surface of the pallet 6 may be provided with rolling rollers that roll on the support rails so that the pallet 6 can be movably supported in the direction of the support rails. The structure on the side of the carriage 4 can be made simpler and the maintenance becomes easier. Also in that case, the feed pin 6b, which will be described later,
6b 'is appropriately provided on the bottom surface of the pallet 6.

The end of the rolling rail 6a on the bottom of the pallet 6,
That is, on the lateral end side of the pallet 6, a feed pin 6b that horizontally protrudes is provided on the side surface of the rolling rail 6a.
The feed pin 6b serves as a locking member for engaging with the attachment member 8a attached to the link of the pallet interlocking chain 8 described later.

In FIG. 2, one feed pin 6b is shown at each of the left and right ends of the rolling rail 6a. However, if two or more feed pins 6b are provided, engagement with the attachment 8a is better. Certainly preferred.

As shown in FIG. 3, the pallet interlocking chain 8 is an endless chain stretched between non-powered rolling sprockets 8b, and its links are provided with attachments 8a at intervals so as to form a roller frame. The feed pin 6b of the pallet 6 placed on the plate 7 is sandwiched between the attachments 8a adjacent to each other and engages with each other.
These constitute a non-powered pallet interlocking device.

The pallet interlocking chain 8 is a double row shelf 1
Since the back side of the rack is provided so as to enter a part of the back shelf 1b, as shown in FIG. 3B, the pallet 6 of the back shelf 1b and the pallet 6 of the front shelf 1a are fed. Pin 6b
Are engaged adjacent to the pallet interlocking chain 8.

The feed pin 6b is used for the pallet 6 as described above.
At least one is provided at each of the left and right ends of the rolling rail 6a on the bottom surface of the feed rail 6a.
As shown by adding b ′, it is preferable to provide two or more of them because the engagement with the attachment 8a is sure.

Since the pallet interlocking chain 8 is an endless chain stretched between rolling sprockets 8b that are not restricted by unpowered rolling, when one of the pallets 6 moves in the direction of the pallet interlocking chain 8, its movement is pallet interlocking. The chain 8 is rotated between the rolling sprockets 8b. The movement of the pallet interlocking chain 8 is transmitted to the feed pin 6b of the other pallet 6 through the attachment 8a, and both pallets 6 move in the same direction in synchronization.

As shown in FIG. 4, the carriage conveyor 12 is
It is a chain conveyor that is provided on a frame 12a that extends over the entire width of the carriage 4 in the central portion of the traveling carriage 4 and that includes an endless chain 12b that is driven by a chain drive motor 13.

The frame 12a is movably supported on the pedestal of the traveling trolley 4 through the supporting rollers 14 in the lateral direction of the trolley, and at the same time, is moved left and right by an appropriate lateral movement drive means.

FIG. 4 shows a state in which the pallet 6 is placed on the traveling carriage 4, and the pallet 6 is placed on the roller frame 71 provided at the front and rear ends of the traveling carriage 4 as described above. It is mounted so that it can move in any direction.

Pusher plates 17 are attached to the links of the endless chain 12b at two places, while the engaging member 6 extending downward is provided at the side end of the central portion of the pallet 6.
c is provided, and the pusher plate 17 can be engaged with the engaging member 6c from any direction by the rotation of the endless chain 12b to push and move the pallet 6.

The engaging member 6c is not limited to the one shown in the drawing, but may be any member as long as the pallet 6 is provided with a portion that engages with the pusher plate 17 of the carriage conveyor 12, and the pusher plate 17 is not limited to the illustrated rectangle. It is sufficient if it is suitable for engaging with the pallet 6. Although the pusher plate 17 is provided at two places in the embodiment of FIG. 4, it may be provided at one place or at four places depending on the operation procedure. Just set the appropriate one.

Based on FIGS. 5 to 8, the operation of laterally feeding the pallet 6 in the pallet lateral feed mechanism of the double-row shelf in the mechanical parking lot of the present embodiment configured as described above is taken out. Time will be described below as an example.

FIG. 5 to FIG. 8 are explanatory views of the pallet lateral feed operation of the double-row shelf of the mechanical parking lot according to the present embodiment, and FIG. 5A is a view taken along the line D--D in FIG. The state of the trolley conveyor and the pallet is shown, and (b) shows the state of the roller frame, the pallet interlocking chain, and the pallet as seen from the arrow EE in FIG.

FIG. 5 shows a state in which the traveling carriage 4 is stopped at the frontage of the double-row shelf 1, and the carriage conveyor 12 of the traveling carriage 4 is at a predetermined position of the traveling carriage 4 as shown in (a).

Further, as shown in FIG. 5B, the double-row shelf 1
Both the front shelf 1a and the rear shelf 1b have pallets 6
Is stored, and both pallets 6 have rolling rails 6a.
Is placed on the rolling roller 7a of the roller frame 7, and the feed pins 6b on the adjacent sides are both engaged with the pallet interlocking chain 8.

As shown by adding the feed pin 6b 'in FIGS. 3 (a) and 3 (b), two feed pins 6b are provided at the left and right ends of the rolling rail 6a, or more. Engagement with the attachment 8a is reliable and preferable, but in FIGS. 5 to 8, for simplicity of illustration, one provided at each of the left and right ends of the rolling rail 6a will be described.

As shown in FIGS. 1 and 2, the roller frame 7 is provided over the front side shelf 1a and the rear side shelf 1b. In FIG. 5 and the following FIGS. Shows only the pallet interlocking chain 8 on the front side as viewed from the arrow EE, and the roller frame 7 is omitted.

In FIG. 6, the trolley conveyor 12 is on the front side of the shelf 1.
It shows a state where the pallet 6 of a has advanced to the lower front side of the pallet 6, and as shown in (a), the carriage conveyor 12 slides its frame 12a to the double-row shelf 1 side by the lateral movement drive means, and The right end (in the figure) is advanced to the front lower part of the pallet 6 on the side shelf 1a. The trolley conveyor 12 rotates its endless chain 12b counterclockwise (in the figure), and the pusher plate 17 of the engaging member 6c of the pallet 6 (in the figure).
Position it on the right side.

5 to 8, for the sake of simplification of the drawings, the pusher plate 17 will be described in the form provided only at one place of the endless chain 12b.

As shown in FIG. 6B, the pallet 6 has not moved yet at this point.

In FIG. 7, the trolley conveyor 12 is on the front side of the shelf 1.
This shows a state in which the pallet 6 on the back shelf 1b is laterally fed in synchronization with the removal of the pallet 6 from a.
When the endless chain 12b of the trolley conveyor 12 is further rotated counterclockwise (in the figure), the pallet 6 of the shelf 1a on the front side is pushed by the pusher plate 17 as the engaging member 6c to run. It is fed laterally onto the carriage 4 and moves to the center on the carriage conveyor 12. At this time, the front shelf 1
The pallet 6 of a is moved and mounted on the rolling roller 71a of the roller frame 71 of the traveling carriage 4 by moving its rolling rail 6a as shown in FIG.

Further, as shown in FIG. 7B, the pallet 6 on the front side shelf 1a and the pallet 6 on the rear side shelf 1b have their respective feed pins 6b adjacent to each other. Both are engaged with the pallet interlocking chain 8, the pallet 6 on the rear shelf 1b moves in the same direction in synchronization with the movement of the pallet 6 on the front shelf 1a, Move to the top of the shelf 1a.

In FIG. 8, the trolley conveyor 12 is on the front side of the shelf 1.
The pallet 6 of a is returned to a predetermined position of the traveling carriage 4, and the pallet 6 of the back shelf 1b is transferred to the front shelf 1a, as shown in (a). Then, the carriage conveyor 12 stops the endless chain 12b, moves the frame 12a of the carriage conveyor 12 to the left (in the figure), and returns to a predetermined position on the same traveling carriage 4 as in FIG. The feed pin 6b engaged with the pallet interlocking chain 8 of the existing pallet 6 is
The attachment 8a is opened at the position of the rolling sprocket 8b at the left end (in the figure), and the engagement with the pallet interlocking chain 8 is automatically released.

Then, the pallet 6 on the front side shelf 1a moves together with the trolley conveyor 12 to complete the transfer onto the traveling trolley, and as shown in FIG. 1
The movement of the pallet 6 located in b stops, and the shelf 1a on the front side
It has been transferred to the top.

As described above, the pallet 6 on the front side shelf 1a of the double-row shelf 1 is taken out and the front side shelf 1a is performed at the same time.
Then, the horizontal feeding of both pallets 6 on the back shelf 1b is completed.

As shown in FIG. 6, the pallet 6 having only the front side shelf 1a is taken out in the same manner as described above with reference to FIG. It can be done as easily as a storage shelf.

On the contrary, when the pallet 6 is stored, it goes without saying that the first one can be stored in the shelf 1a on the front side in the reverse order of the above-mentioned taking-out, similarly.

Even when there is already a pallet 6 on the front side shelf 1a, the next pallet 6 is similarly fed from the traveling carriage 4 to the front side shelf 1a in the reverse order to that described with reference to FIGS. If loaded, the feed pins 6 of both the pallet 6 already on the front side shelf 1a and the pallet 6 to be newly stored.
b automatically engages with the pallet interlocking chain 8 together, and both pallets are synchronously fed laterally to the rear side to move,
Both can be easily stored.

After that, the state shown in FIG. 5 is entered, and the next pallet is taken out.

As described above, in the present embodiment, in the mechanical parking lot, the storage shelves of a plurality of rows, namely, the shelf 1a on the front side and the shelf 1b on the back side, particularly in the lateral direction of the traveling carriage 4, are provided. Storing pallet 6 when having (double-row shelf) 1
For taking out, the chain conveyor with a drive provided on each back shelf as explained in the conventional example, or the swing provided on the traveling carriage to extend to the pallet of the back shelf and pull the pallet Type double arm 1 is not required, the double row shelf 1 is not provided with anything having a power unit, and is provided with a pallet interlocking chain 8 without a power unit, and the traveling carriage 1 has a pallet on the front side shelf 1a. In addition, by providing a trolley conveyor 12 for storing pallets on the front side shelf 1a, the pallets 6 of the double-row shelf 1 of the front side shelf 1a and the back side shelf 1b are laterally fed and taken out,
It can be stored.

Therefore, it is possible to prevent the equipment from becoming excessively large by providing a power unit on each double-row shelf, and to prevent the equipment such as a traveling carriage from becoming complicated and large-sized, maintenance is significantly facilitated, and a low-cost mechanical type machine is used. A pallet traverse mechanism for double-row shelves in a parking lot can be obtained.

Although the embodiments of the present invention have been described above, the present invention is not limited to the above embodiments, and various modifications may be made to the specific structure within the scope of the present invention. Needless to say.

For example, the present embodiment describes the pallet transverse feed mechanism of a double-row shelf, and excludes that the pallet transverse feed mechanism is configured to interlock with other appropriate mechanism. Not something to do. The interlock between the traveling and positioning of the traveling dolly and the pallet traverse mechanism such as the trolley conveyor, the interlocking of the pallet stopper mechanism on the traveling trolley and the pallet stopper mechanism on the storage shelf with the pallet traverse mechanism, etc. It can be equipped as a part of the whole device of a parking lot.

The present embodiment is not only applied to a mechanical parking lot having only double-row shelves, but is also effectively applied to a mechanical parking lot in which single-row shelves and multiple-row shelves are mixed. It is what is done.

[0058]

As described above, according to the invention of claim 1 of the present invention, the pallet lateral feed mechanism for a double-row shelf in a mechanical parking lot has a shelf on the front side in the lateral direction of the traveling carriage. In a mechanical parking lot that has a double row shelf consisting of a shelf on the back and
Provided on the traveling carriage, a conveyor device for moving a pallet between the traveling carriage and the shelf on the front side, and provided on the double-row shelf, on the back side of the pallet moved by the conveyor device . Other pallets to the front and back shelves
Of the endless chain to be moved between
With attachments attached to the link at intervals
Of a non-powered pallet interlocking device and the same attachment
Lateral ends of the bottom of the pallet to engage between
And a locking member provided on the endless chain.
The entire width of the shelf on the front side and the front side of the shelf on the back side
Since it is constructed so as to be stretched between rolling sprockets , a pallet can be placed on the front shelf with the conveyor device of the traveling carriage.
If you store it or take out the pallet from the front shelf
If there is a pallet behind the pallet,
Lets have locking members on the bottom surface at both lateral ends
Therefore, not the full width of the double row shelf but the full width of the front shelf
And a non-powered type of tape that stretches to the front side of the back shelf
In the endless chain of the let interlocking device,
Attach the pallet locking member to the attached attachment.
Engage and move the back pallet in conjunction
Can be, by traversing the pallet double row shelves conveyor of the traveling vehicle, also removed the pallet to the far side of the shelf not only shelf front side, it is possible to store, in each double row shelf It is possible to prevent equipment from becoming oversized by installing a power unit, and to prevent equipment from becoming complicated and large such as installing a pallet take-out storage device for the rack on the back side of the traveling cart, greatly simplifying maintenance and reducing costs. A pallet traverse mechanism for double-row shelves in a mechanical parking lot can be obtained.

(2) According to the invention of claim 2, claim 1
In pallet transverse feed mechanism of double row shelf in the mechanical parking according to the non-powered pallet interlock device, the
Other pallets are placed on the back side of the pallet moved by the conveyor device.
Both pallets are next to each other when
Each of the engaging members on the mating side together has the endless chain.
The two pallets are interlocked with each other
Insert the pallet on the back side between the shelf on the front side and the shelf on the back side.
Since it is configured such that one which moved, the effect of the invention according to claim 1, pallets are moved by the conveyor device
If another pallet is placed on the double-row shelf on the far side,
Both pallets have their respective locking members on the adjacent side.
Engage side-by-side with the endless chain to link both pallets.
Then move the back pallet between the front and back shelves.
In order to move it, not the full width of the double row shelf but the full width of the front shelf
Non-powered pallet stretched to the front of the back shelf
The endless chain of the interlocking device allows reliable and horizontal pallet interlocking and lateral feed.

(3) According to the invention of claim 3, claim 1
Or in double rows shelf pallet transverse feed mechanism in the mechanical parking of claim 2, wherein the traveling carriage and the double Retsutana includes a roller frame having a rolling roller support movably the pallet laterally Since the pallet is supported by the roller frame having the rolling rollers in addition to the effect of the invention described in claim 1 or 2, the interlocking and lateral feeding of the pallet are smoother. Can be carried out, and the supporting state can be ensured.

(4) According to the invention of claim 4, claim 1
Or the pallet transverse feed mechanism of double row shelf in the mechanical parking of claim 2, wherein the traveling carriage and the double row shelf comprises horizontal support rail, the pallet will roll on the support rails Since the pallet is equipped with rolling rollers that support it so that it can move laterally ,
In addition to the effect of the invention of claim 1 or claim 2, since the pallet has rolling rollers and is supported by the support rails provided on the traveling carriage and the double-row shelf, the pallet is interlocked and laterally fed. It can be carried out more smoothly, the support state can be ensured, the structures of the double-row shelf and the traveling carriage can be made simpler, and the maintenance becomes easier.

[Brief description of drawings]

FIG. 1 is an explanatory view of a pallet transverse feed mechanism for a double-row shelf in a mechanical parking lot according to an embodiment of the present invention, and is a machine showing a state in which a traveling carriage is stopped at a frontage position of one double-row shelf. It is a partial top view of a parking lot.

2 (a) is an explanatory view of a roller frame of a double-row shelf shown by an arrow A in FIG. 1, and FIG. 2 (b) is an F- in FIG.
FIG.

3 (a) is an explanatory view of a pallet interlocking chain of a double-row shelf shown in the arrow B direction in FIG. 1, and FIG. 3 (b) is an enlarged detailed explanatory view of a G portion in (a).

FIG. 4 is a cross-sectional explanatory view of the traveling carriage shown by the arrow C in FIG. 1, particularly showing the carriage conveyor section.

FIG. 5 is an explanatory diagram of a pallet lateral feed operation of a double-row shelf of a mechanical parking lot according to the present embodiment, in which the front row of the double-row shelf is
The state where the traveling vehicle is stopped is shown, (a) is DD in FIG.
The state of the trolley conveyor and the pallet as viewed in the direction of arrow, (b) is the state of the roller frame, the pallet interlocking chain, and the pallet as viewed in the direction of arrow EE in FIG.

FIG. 6 is an explanatory view of a pallet lateral feed operation for a double-row shelf of the same mechanical parking lot as in FIG. 5, showing a state in which the trolley conveyor has advanced to the lower front of the pallet of the front shelf.

FIG. 7 is an explanatory diagram of a pallet lateral feed operation for double-row shelves in the same mechanical parking lot as in FIG. 5, in which the pallets on the back shelf move horizontally when the trolley conveyor takes out the pallets on the front shelf. Indicates the status of being sent.

FIG. 8 is an explanatory view of a pallet lateral feed operation of a double-row shelf in the same mechanical parking lot as in FIG. 5, in which the trolley conveyor places the pallet on the front shelf and returns to a predetermined position of the traveling trolley. The pallet on the side shelf is shown transferred to the front side shelf.

9A and 9B are explanatory views of a pallet transverse feed mechanism for a double-row shelf in a conventional mechanical parking lot, where FIG. 9A is an example in which chain conveyors with a drive device are provided on the back shelf, and FIG. An example in which a turning type double arm is provided on a dolly is shown.

[Explanation of symbols]

1 double row shelf 1a Front shelf 1b Back shelf 4 traveling carriage 6 pallets 6a Rolling rail 6b, 6b 'feed pin 6c Engagement member 7,71 Roller frame 7a Rolling roller 8 Pallet interlocking chain 8a attachment 8b rolling sprocket 9 rails 10 Travel drive motor 11 running wheels 12 dolly conveyor 12a frame 12b endless chain 13 Chain drive motor 17 pusher plate

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Kunitomo Konishi 12 Nishiki-cho, Naka-ku, Yokohama City Mitsubishi Heavy Industries Parking Construction Co., Ltd. (56) References JP-A-6-257311 (JP, A) JP-A-6- 317037 (JP, A) JP-A-6-193304 (JP, A) Actual development Sho 63-159058 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) E04H 6/18 601- 610 E04H 6/20 B65G 1/04-1/06

Claims (4)

(57) [Claims] 1. In a mechanical parking lot having a double-row shelf composed of a front shelf and a rear shelf in a lateral direction of a traveling vehicle, the traveling vehicle is provided on the traveling vehicle, and A conveyor device for moving a pallet to and from a shelf on the front side, and another pallet on the back side of the pallet that is provided on the double-row shelf and moved by the conveyor device, and a shelf on the front side and a back side.
Endless chain and endless chain to move between the side shelf
Attachments attached to the link of the
Non-powered pallet interlocking device with
Lateral direction of the bottom of the pallet to engage between
The endless chain is provided with locking members provided at both ends.
The width of the front shelf to the full width of the front shelf and the front side of the rear shelf.
A pallet traverse mechanism for double-row shelves in a mechanical parking lot characterized by being stretched between rolling sprockets . 2. The pallet traverse mechanism for a double-row shelf in a mechanical parking lot according to claim 1, wherein the non-powered pallet interlocking device is moved by the conveyor device.
Another pallet is placed on the double-row shelf behind the tray
At the same time, the two pallets have the locking parts on the adjacent sides.
Both of the materials engage side by side with the endless chain,
Link the pallets to move the pallet on the back side to the front side.
A pallet traverse mechanism for double-row shelves in a mechanical parking lot, characterized in that it is moved between the shelves and the shelves on the back side . 3. A pallet traverse mechanism for a double row shelf in a mechanical parking lot according to claim 1 or 2, wherein:
The pallet traverse mechanism for a double-row shelf in a mechanical parking lot, wherein the traveling carriage and the double-row shelf are each provided with a roller frame having rolling rollers for movably supporting the pallet in a lateral direction. 4. A pallet traverse mechanism for a double-row shelf in a mechanical parking lot according to claim 1 or 2, wherein:
The traveling carriage and the double-row shelf are provided with lateral support rails, and the pallet is provided with rolling rollers that roll on the support rails and support the pallet so that the pallet can be moved laterally. A pallet traverse mechanism for double-row shelves in a mechanical parking lot.