JP5532340B2 - Goods transport equipment - Google Patents

Description

  The present invention acts on a transport conveyor for placing and transporting an article along a transport direction in a transport posture, and on an actuated portion located at an intermediate portion of the transport direction of the article in the transport posture, and intersects the transport direction. By pushing or pulling the article in the transfer direction, the transfer device for transferring the article between the transfer location of the transfer conveyor and the self, and the operation of the transfer conveyor and the transfer apparatus are controlled. The present invention relates to an article conveyance facility configured to include a control unit that performs the above-described control.

Such an article conveyance facility places an article on a transfer location on a transfer conveyor and transfers the article conveyed to the transfer location to a transfer device, or transfers a transfer conveyor from the transfer device. It is used when an article is transferred to a location and the article transferred to the transfer location is placed and conveyed by a conveyor.
In such an article transport facility, conventionally, when transferring an article from the transfer location of the transfer conveyor to the transfer apparatus, the actuated part located at the center in the article transfer direction is used as the transfer apparatus. The article is transferred to the transfer device. In addition, when transferring an article from a transfer device to a transfer location of a transfer conveyor, an operated portion located at the center of the transfer direction of the article is pushed by the transfer device, and the transfer object is transferred to the transfer conveyor. (For example, refer patent document 1).

Japanese Patent Laid-Open No. 11-29207

However, in the above-described conventional article transport equipment, the center of gravity of the article is on one side of the transport direction because it acts on the actuated portion located at the center of the transport direction of the article in the transport posture and is pushed or pulled. In some cases, the posture of the article in a plan view rotates and cannot be transferred appropriately.
Specifically, as shown in FIG. 6, when the center of gravity of the article is biased to one side in the conveyance direction, the article W is pushed by the transfer device 4 to be transferred from the transfer device 4 to the transfer conveyor 3. When transferring to the transfer location A, the article W may rotate and the attitude of the article W may be tilted from the conveying attitude, so that the article W may be caught on the frame of the conveyor 3. When the article W is transferred from the transfer location A of the conveyor 3 to the transfer device 4 by pulling the handle W, the article W is rotated and the attitude of the article W is inclined from the transfer attitude so that the article W is transferred to the transfer location A. There is a possibility that it cannot be pushed in.

  Therefore, a pair of guide bodies on one side and the other side in the transfer direction of the transfer location are provided so that the article does not rotate when the article is transferred by pushing and pulling on the transfer device. It is conceivable to prevent the posture of the article from collapsing by guiding both lateral sides of the article with a pair of guides when transferring the article. Equipment costs will be high.

  The present invention has been made in view of the above circumstances, and an object thereof is to provide an article transport facility capable of preventing the posture of the article from being collapsed when the article is transferred while suppressing the cost. In the point.

The article transport facility according to the present invention acts on a transport conveyor that places and transports an article along a transport direction in a transport attitude, and an actuated part that is positioned at an intermediate portion in the transport direction of the article in the transport attitude, A transfer device that transfers an article between the transfer position of the transfer conveyor and the self by pushing or pulling the transfer article in a transfer direction that intersects the transfer direction, the transfer conveyor, and the transfer Control means for controlling the operation of the device, the first characteristic configuration,
The control means is provided with a receiving body for receiving an article transported by the transport conveyor at the transfer location on either the upstream side or the downstream side in the transport direction of the transfer location in the transport conveyor, However, in order to transfer the article by the transfer device in a state in which the transfer conveyor is transported so that the article positioned at the transfer location is mounted and transferred to the side where the receiving body is positioned, It is configured to control the operation of the transfer conveyor and the transfer device, and detects whether or not the posture of the article at the transfer location and the article transferred by the transfer device has collapsed from the transfer posture. In the state where the posture detecting means is provided and the control means detects that the posture of the article is broken by the posture detecting means, the transfer device is operated in a state where the conveying conveyor is operated to be conveyed. If the posture detecting means does not detect that the posture of the article is broken, the transfer device is moved with the transfer device stopped. As described above, the operation of the transfer conveyor and the transfer device is controlled based on the detection information of the posture detection means .

That is, the article is transferred by the transfer device in a state in which the transfer conveyor is transported so that the article positioned at the transfer location is received and transferred to the side where the receiving body is positioned. That is, since the article is pressed against the receiving body by the conveying operation of the conveying conveyor, it is easy to maintain the planar view posture of the article in the conveying posture, and the planar view posture of the article can be prevented from collapsing from the conveying posture. By transferring the article with the transfer device in a state where the article to be transferred is pressed against the receiving body in this manner, the article is appropriately transferred in a state in which the collapse of the posture of the article in a plan view is prevented. Can do.
The receiving body may be only one of the upstream side and the downstream side in the transfer direction of the transfer location, and the transfer function of the transfer conveyor is a function provided in advance for loading and transferring articles. Since the article can be pressed against the receiving body without providing a separate new device, compared to the case where the receiving body is provided on both sides of the transfer location and the case where a device for pressing the article against the receiving body is provided separately. It is possible to prevent the posture from collapsing from the transport posture at low cost.
Accordingly, it has been possible to prevent the posture of the article from being collapsed when the article is transferred while suppressing the cost.
Further, in the state where the posture of the article is detected to be broken by the posture detecting means, the article is transferred by the transfer device while the transfer conveyor is being transferred. The article can be appropriately transferred by the transfer device in a state in which the attitude of the article is corrected to the conveying attitude. In addition, when the posture detection means does not detect that the posture of the article is broken, the transfer device is transferred by the transfer device while the transfer operation of the transfer conveyor is stopped. Compared with the case where the article is transferred by the transfer device in a state where the conveyance operation is performed, it is possible to suppress the wear on the bottom surface of the article and the running cost.

The article transport facility according to the present invention acts on a transport conveyor that places and transports an article along a transport direction in a transport attitude, and an actuated part that is positioned at an intermediate portion in the transport direction of the article in the transport attitude, A transfer device that transfers an article between the transfer position of the transfer conveyor and the self by pushing or pulling the transfer article in a transfer direction that intersects the transfer direction, the transfer conveyor, and the transfer Control means for controlling the operation of the device, the second characteristic configuration,
On the upstream side in the transport direction of the transfer location in the transport conveyor, a receiving body for receiving an article transported by the transport conveyor at the transfer location is provided, and the transport conveyor is upstream in the transport direction The transfer location is set at the end, and is configured to load and transport the article from the upstream side to the downstream side in the transport direction by performing a transport operation in the forward direction. In a state where it is provided in a fixed position on the upstream side of the loading location, and the control means is configured to carry the conveying conveyor in the reverse direction so as to load and convey the article located at the transfer location on the upstream side, In order to transfer the article from the transfer device to the transfer location, and then to transport the conveyor in the forward direction so as to place and convey the article located at the transfer location downstream, the transfer Conveyor and In that it is configured to control the operation of the serial transfer device.

That is, the article is transferred by the transfer device in a state in which the transfer conveyor is transported so that the article positioned at the transfer location is received and transferred to the side where the receiving body is positioned. That is, since the article is pressed against the receiving body by the conveying operation of the conveying conveyor, it is easy to maintain the planar view posture of the article in the conveying posture, and the planar view posture of the article can be prevented from collapsing from the conveying posture. By transferring the article with the transfer device in a state where the article to be transferred is pressed against the receiving body in this manner, the article is appropriately transferred in a state in which the collapse of the posture of the article in a plan view is prevented. Can do.
The receiving body may be only upstream of the transfer location in the transfer direction, and the transfer function of the transfer conveyor is a function provided in advance for loading and transferring articles, and a new device is provided separately. Since the article can be pressed against the receiving body without any problem, the posture of the article may be out of the transport position compared to the case where the receiving body is provided on both sides of the transfer location or a separate device that presses the article against the receiving body. Can be prevented at low cost.
Accordingly, it has been possible to prevent the posture of the article from being collapsed when the article is transferred while suppressing the cost.
Further , the article transferred to the transfer location by the transfer device can be conveyed downstream from the transfer location provided on the upstream side by operating the transport conveyor in the forward direction. . When transferring an article from the transfer device to the transfer location of the transfer conveyor, the transfer object is transferred to the transfer location by moving the transfer conveyor in a direction opposite to the normal transfer direction. The article is transferred by the transfer device in a state where the article to be transferred is pressed against the receiver provided upstream of the transfer location. Thus, the article can be appropriately transferred in a state in which the posture of the article is prevented from being collapsed.
Since the receiving body is provided on the upstream side of the transfer location in the transport direction, the receiving body does not get in the way when the transport conveyor conveys the article from the transfer location to the downstream side. Since the receiving body does not need to be movably provided to be retracted from the transport path, the receiving body can be provided at low cost.

The article transport facility according to the present invention acts on a transport conveyor that places and transports an article along a transport direction in a transport attitude, and an actuated part that is positioned at an intermediate portion in the transport direction of the article in the transport attitude, A transfer device that transfers an article between the transfer position of the transfer conveyor and the self by pushing or pulling the transfer article in a transfer direction that intersects the transfer direction, the transfer conveyor, and the transfer Control means for controlling the operation of the device, the third characteristic configuration is,
On the downstream side in the transfer direction of the transfer location in the transfer conveyor, a receiving body for receiving the article transferred by the transfer conveyor at the transfer location is provided, and the transfer conveyor is in the transfer direction of the transfer conveyor The transfer location is set at the downstream end of the transfer conveyor, the transfer location is set at the downstream end of the transfer conveyor in the transfer direction, and the article is moved upstream in the transfer direction by performing a transfer operation in the forward direction. The receiving body is provided in a fixed position on the downstream side of the transfer location, and the control means is configured to load the article positioned at the transfer location. in a state where the by conveying operation of the conveyor in the forward direction so as to place transported downstream, and transferring the article to the transfer device from said transfer location, said the transfer is complete by the transfer device Feeding the conveying operation of the conveyor in order to stop, the conveyor and configured to have that object article transport facility to control the operation of the transfer device.

That is, the article is transferred by the transfer device in a state in which the transfer conveyor is transported so that the article positioned at the transfer location is received and transferred to the side where the receiving body is positioned. That is, since the article is pressed against the receiving body by the conveying operation of the conveying conveyor, it is easy to maintain the planar view posture of the article in the conveying posture, and the planar view posture of the article can be prevented from collapsing from the conveying posture. By transferring the article with the transfer device in a state where the article to be transferred is pressed against the receiving body in this manner, the article is appropriately transferred in a state in which the collapse of the posture of the article in a plan view is prevented. Can do.
The receiving body may be only downstream in the transfer direction of the transfer location, and the transfer function of the transfer conveyor is a function provided in advance for loading and transferring articles, and a new device is provided separately. Since the article can be pressed against the receiving body without any problem, the posture of the article may be out of the transport position compared to the case where the receiving body is provided on both sides of the transfer location or a separate device that presses the article against the receiving body. Can be prevented at low cost.
Accordingly, it has been possible to prevent the posture of the article from being collapsed when the article is transferred while suppressing the cost.
Further , the article transferred to the transfer location by the transfer device can be conveyed from the upstream side to the downstream side where the transfer location is set by operating the transfer conveyor in the forward direction. . By the conveyance conveyor and while being transported operates like a normal conveying direction to a positive direction, transfer article of the subject is pressed against the receiving member provided on the downstream side of the transfer location, thus shifting By transferring the article with the transfer device in a state where the article to be loaded is pressed against the receiving body provided on the downstream side of the transfer location, the article is appropriately placed in a state in which the posture of the article is prevented from being collapsed. Can be transferred.
Since the receiving body is provided on the downstream side of the transfer position in the transport direction, the receiving body does not get in the way when the article is transferred from the upstream side to the transfer position by the transfer conveyor. Since it is not necessary to provide the receiving body in a movable manner in order to retract it from the conveyance path, the receiving body can be provided at low cost.

The fourth characteristic configuration of the article transport facility according to the present invention, Oite to the second or third characterizing feature, the transfer device is placed supported on the lifting platform of the installed stacker crane in the automated warehouse, the transport The conveyor is provided as an unloading conveyer for unloading articles from the automatic warehouse or an unloading conveyer for loading articles into the automatic warehouse.

  That is, transfer of articles from the transfer conveyor to the transfer device placed and supported on the lifting platform, or transfer of articles from the transfer device placed and supported on the lift to the delivery conveyor. While being able to be performed appropriately, simplification of the configuration of the transfer conveyor for warehousing or the transfer conveyor for shipping can be achieved.

Top view of the goods transport facility Action diagram of article transfer from transfer location to transfer device Transfer of goods from transfer device to transfer location Figure of the article transfer action from the transfer location to the transfer device when the attitude of the article collapses Figure of the article transfer action from the transfer device to the transfer location when the attitude of the article collapses Control block diagram Receipt control flowchart Flow chart for exit control Conventional article transfer action diagram

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
As shown in FIG. 1, the article transport facility includes an article storage shelf 2 provided with storage units 1 for storing articles W vertically and horizontally, and a transfer conveyor 3 for loading and transferring the articles W along the transfer direction in a transfer posture. Acting on the actuated portion 7 located in the intermediate portion of the conveying direction of the article W in the conveying posture and pushing or pulling the article W in the transfer direction orthogonal to the conveying direction, The stacker crane 5 having the transfer device 4 for transferring the article W between itself and between the storage unit 1 and itself, and the operations of the transfer conveyor 3 and the stacker crane 5 (transfer device 4) are controlled. Control means H (refer to FIG. 6) is provided. Incidentally, the article storage shelf 2 and the stacker crane 5 constitute an automatic warehouse 6.

  The article W is formed in a rectangular shape in plan view in which the side along the transport direction in the transport posture is a short side and the side orthogonal to the transport direction is a long side, and the tray formed in such a rectangular shape in plan view It is comprised by T and the load N mounted and supported by it. Incidentally, the tray T is configured to be capable of mounting and supporting a plurality of loads N.

  Moreover, the intermediate part of the conveyance direction in tray T and the both ends of the transfer direction are comprised as the to-be-acted part 7 with which the transfer apparatus 4 acts. If it adds explanation, the engagement hole 7a in which the engagement claw 12 of the transfer device 4 can engage from the lower part is formed in the middle part of the conveyance direction in the tray T and both ends of the transfer direction. Both end surfaces in the transfer direction are formed on a vertical operation surface 7 b that can be pushed by the engaging claw 12 to the transfer device 4. Incidentally, the width of the engagement hole 7a in the conveyance direction is larger than the width of the engagement claw 12 in the conveyance direction, and the width of the engagement hole 7a in the transfer direction is larger than the width of the engagement claw 12 in the transfer direction. The engaging claw 12 is easily formed and disengaged from the engaging hole 7a.

  The stacker crane 5 installed in the automatic warehouse 6 is provided so as to be able to travel along the transport direction of the transport conveyor 3, and the stacker crane 5 can be moved up and down along the support column 9 in the vertical direction. A table 10 is provided. The transfer device 4 is placed and supported on the lifting platform 10 of the stacker crane 5.

The transfer device 4 is provided with an engaging claw 12 that is movable in the vertical direction and the transfer direction, and a guide body 13 that guides the article W along the transfer direction.
The engagement claw 12 is formed in a thin plate shape along the vertical direction and the conveyance direction. As the engagement claw 12, the article W is placed between the storage unit 1 and the conveyance conveyor 3 located on one side in the transfer direction. A first engagement claw 12a for transferring and a second engagement claw 12b for transferring the article W between the storage unit 1 and the conveyor 3 located on the other side in the transfer direction are provided. It has been.
The first engaging claw 12a and the second engaging claw 12b are integrally formed by being connected to each other at the connecting portion 14, and are integrally moved up and down with respect to the lifting platform 10 by the operation of the lifting electric motor. It is configured to move up and down in the direction, and to move in and out in the transfer direction integrally with the lifting platform 10 by the operation of the electric motor for withdrawal.

  Although detailed explanation about the movement of the engaging claw 12 is omitted, the retraction height where the upper end of the engaging claw 12 is located below the lower surface of the article W located at the transfer location A and the upper end of the engaging claw 12 are It is located above the lower surface of the article W located at the transfer location A and is configured to be movable up and down to an action height that can act on the actuated part 7. Even at the height, the engaging claw 12 is configured to be movable in and out along the transfer direction.

Then, as shown in FIG. 2, when the article W is transferred from the transfer position A of the conveyor 3 to the transfer device 4, the corresponding engagement claw 12 is engaged with the engagement hole 7 a of the article W. The article W is pulled by retreating toward the transfer device 4 while being moved up to the working height as much as possible.
In addition, as shown in FIG. 3, when the article W is transferred from the transfer device 4 to the transfer location A of the transport conveyor 3, the corresponding engagement claw 12 is moved up to the working height. The operation surface 7b of the article W is pushed and operated by projecting and moving to the placement location A side.

  The conveyor 3 is configured as a roller-type conveyor in which a plurality of rotating rollers 16 are arranged in the conveying direction. A pair of conveying rollers 3 protrudes above the conveying surface of the rotating roller 16 on both sides of the article W to be conveyed. A guide body 17 is provided, and the pair of guide bodies 17 is configured to guide the article W along the conveyance direction.

And the receiving body 18 which receives the articles | goods W conveyed by the conveyance conveyor 3 in the transfer location A is provided in either the upstream of the conveyance direction of the transfer location A in the conveyance conveyor 3, or downstream. ing. In addition, the presence or absence of an article as an attitude detection unit that detects whether or not the attitude of the article W at the transfer location A and the article W transferred by the transfer device 4 has collapsed from the conveyance attitude. A detection sensor 19 is provided.
The receiving body 18 is formed so that the surface on the transfer location A side is a flat surface along the up-down direction and the transfer direction so as to receive the article W in the conveying posture.
Further, the article presence / absence detection sensor 19 includes a projector and a light receiver, and the detection light projected from the projector is detected by being blocked by the article W protruding from the transfer position A due to the collapse of the conveying posture. When the light cannot be received by the light receiver, the presence of the article W is detected.

  A part of the rotating roller 16 at the transfer location A of the conveyor 3 is formed short so as not to interfere with the engaging claws 12 that move to transfer the article W. Moreover, in the transfer location A of the conveyance conveyor 3, the guide body 17 is not provided in the side in which the transfer apparatus 4 is located so that the goods W can be transferred along a transfer direction.

  The transfer conveyor 3 is provided on one side in the transfer direction with respect to the transfer device 4 and receives the article W into the automatic warehouse 6, and the other in the transfer direction with respect to the transfer device 4. A delivery conveyor 3b for delivery of articles W from the automatic warehouse 6 is provided on the side.

The transfer conveyor A for warehousing is provided with a transfer location A at the downstream end in the transport direction, and moves the article W from the upstream side in the transport direction to the downstream side by operating the transport in the forward direction. It is configured to be placed and conveyed toward the location A. And the receiving body 18 with which the conveyance conveyor 3a for warehousing is provided in the position fixed state downstream from the transfer location A, and the article presence detection sensor 19 with which the conveyance conveyor 3a for warehousing is provided is a transfer location. A fixed position is provided on the upstream side of A.
The receiving body 18 of the warehousing conveyor 3a regulates that the article W is conveyed downstream from the transfer location A, and the article presence / absence detection sensor 19 of the warehousing conveyor 3a collapses from the conveying posture. It is provided to detect that W protrudes upstream from the transfer location A.

In addition, the transfer conveyor 3b for unloading has a transfer location A at the upstream end in the transport direction, and a transfer location where the article W is positioned upstream in the transport direction by being transported in the forward direction. It is configured to be placed and conveyed from A toward the downstream side. And the receiving body 18 with which this delivery conveyor 3b is equipped is provided in the position fixed state in the upstream of the transfer location A, and the article presence detection sensor 19 with which the delivery conveyor 3b is provided is transferred. It is provided in a fixed position on the downstream side of the location A.
The receiving body 18 of the unloading conveyor 3b regulates that the article W is conveyed upstream from the transfer location A, and the article presence / absence detection sensor 19 of the unloading conveyor 3b collapses from the conveying posture. It is provided to detect that W protrudes downstream from the transfer location A.

When the article W is received in the automatic warehouse 6, the control means H operates the entry conveyor 3 a in the forward direction to convey the article W to the transfer location A, and then the article presence / absence detection sensor 19 detects the article W. In a state where it is not detected that the posture of W is broken, the article W is transferred from the transfer position A to the transfer device 4 in a state where the transfer operation of the warehousing transfer conveyor 3a is stopped, and the presence / absence detection of the article is detected. In a state where the sensor 19 detects that the posture of the article W is broken, the article W is transferred from the transfer location A to the transfer device 4 in a state where the warehousing conveyor 3a is transported in the forward direction. In order to mount, it is comprised so that the operation | movement of the conveyance conveyor 3a for warehousing and the transfer apparatus 4 may be controlled.
By the way, the state in which the warehousing conveyor 3a is transported so that the article W positioned at the transfer location A is placed and transported downstream is referred to as the state in which the warehousing conveyor 3a is transported in the forward direction. ing.

When the article W is delivered from the automatic warehouse 6, the control means H performs the delivery operation of the delivery conveyor 3 b in a state where the article presence / absence detection sensor 19 does not detect that the attitude of the article W has collapsed. In the state where the article W is transferred from the transfer device 4 to the transfer location A in a state in which the article is stopped, and the article presence / absence detection sensor 19 detects that the attitude of the article W is broken, With the conveyor 3b transported in the reverse direction, the article W is transferred from the transfer device 4 to the transfer location A, and then the delivery conveyor 3b is transported in the forward direction to transfer the article W. In order to carry from the location A, it is comprised so that the operation | movement of the conveyance conveyor 3b for a delivery and the transfer apparatus 4 may be controlled.
By the way, the state in which the delivery conveyor 3b is transported so that the article W located at the transfer location A is placed and transported downstream is referred to as the state in which the delivery conveyor 3b is transported in the forward direction. The state in which the delivery conveyor 3b is transported so that the article W positioned at the transfer location A is placed and transported upstream is referred to as the state in which the delivery conveyor 3b is transported in the reverse direction. Yes.

  In this way, the control means H receives the article W located at the transfer location A on the side where the receiving body 18 is located when the article presence / absence detection sensor 19 detects that the posture of the article W is broken. The article W is transferred by the transfer device 4 in a state in which the transfer conveyor 3 is transported so as to be placed and transferred, and it is not detected by the article presence / absence detection sensor 19 that the posture of the article W is broken. In the state, the transfer conveyor 3 and the transfer device 4 are moved based on the detection information of the article presence / absence detection sensor 19 so that the transfer device 4 transfers the article W while the transfer operation of the transfer conveyor 3 is stopped. It is comprised so that the action | operation of may be controlled.

The warehousing control executed by the control means H when warehousing the article W into the automatic warehouse 6 will be described based on the flowchart of FIG.
In the warehousing control, first, the warehousing transport conveyor 3a is transported in the forward direction, and after the presence of the article W is detected by the article presence / absence detection sensor 19, the article W is transferred to the transfer conveyor A of the warehousing conveyor 3a. Until the set time which is set as the time required for the placement and transportation is passed, the transport operation of the warehousing transport conveyor 3a is continued. (Steps 1 and 2)
If the presence of the article W is not detected by the article presence / absence detection sensor 19 when the set time has elapsed, the operation of the warehousing conveyor 3a is stopped, and the article W is transferred to the warehousing conveyor 3a. The transfer operation by the transfer device 4 is started to transfer the article W from A to the transfer device 4. (Steps 3, 4 and 5)
If the presence of the article W is detected by the article presence / absence detection sensor 19 when the set time has elapsed, it is determined that there is a problem in the transportation by the warehousing transport conveyor 3a, and the operation of the warehousing transport conveyor 3a is performed. Error processing such as stopping and activating an alarm is executed. (Step 10)

As shown in FIG. 4A, when the presence of the article W is detected by the article presence / absence detection sensor 19 while the article W is being transferred by the transfer device 4, the posture of the article W collapses. As shown in FIG. 4B, the warehousing conveyor 3a is started to move in the forward direction. (Steps 6 and 7)
When the transfer by the transfer device 4 is completed, the operation of the transfer device 4 is stopped. If the transfer conveyor 3a for storage is operated, the operation is stopped and the storage control is terminated. (Steps 8 and 9)

Next, the delivery control performed by the control means H when the article W is delivered from the automatic warehouse 6 will be described based on the flowchart of FIG.
In the delivery control, first, the transfer operation of the transfer device 4 is started to transfer the article W from the transfer device 4 to the transfer location A of the delivery conveyor 3b. (Step 11)
As shown in FIG. 5A, when the presence of the article W is detected by the article presence / absence detection sensor 19 while the article W is being transferred by the transfer device 4, the posture of the article W collapses. As shown in FIG. 5 (b), the transporting conveyor 3b for shipping starts the transporting operation in the reverse direction. (Steps 12 and 13)
When the transfer by the transfer device 4 is completed, the operation of the transfer device 4 is stopped, the transfer conveyor 3b for shipping is started in the forward direction, and after the article W is transferred to a predetermined position, the transfer conveyor 3b for discharge. Is stopped, and the exit control is terminated. (Steps 14-16)

  In this way, the transfer device 4 is transferred by the transfer device 4 while the transfer conveyor 4 is moved so that the load W located at the transfer location A is transferred to the receiving body 18 side. When the article W is transferred between the transfer conveyor 3 and the transfer location A of the transfer conveyor 3, it is easy to maintain the attitude of the article W in the transfer attitude, and the transfer of the article W can be performed accurately. Further, since the transport conveyor 3 is transported, it is only necessary to provide the receiving body 18 on one side in the transport direction with respect to the transfer location A. Therefore, the configuration of the transport conveyor 3 is simplified, and the article transport equipment Simplification of the configuration can be achieved.

[Another embodiment]
(1) In the above embodiment, in the state where the article presence / absence detection sensor 19 detects that the posture of the article W has collapsed, the article W is moved by the transfer device 4 while the transfer conveyor 3 is being transferred. When the article presence / absence detection sensor 19 does not detect that the posture of the article W has collapsed, the article W is transferred by the transfer device 4 in a state where the conveyance operation of the conveyor 3 is stopped. Although the article has been transferred, the article W may be transferred by the transfer apparatus 4 while the transfer conveyor 3 is always being transported during the transfer of the article by the transfer apparatus.

(2) In the said embodiment, although the transfer location A was set to the edge part of the conveyance direction in the conveyance conveyor 3, you may set the transfer location A in the intermediate part of the conveyance direction in the conveyance conveyor 3. FIG.
In this case, the movable receiving body 18 that is movable between the working position for receiving the articles W conveyed by the conveyor 3 and the retracted position for allowing the articles W to be conveyed by the conveyor 3 is transferred to the conveyor 3. It is provided on either the upstream side or the downstream side of the loading position A in the transport direction. When the receiving body 18 is provided on the downstream side of the transfer position A in the transport direction, the transport conveyor 3 is transported in the forward direction to press the article W against the receiving body 18, and the receiving body 18 is moved to the transfer position A. Is provided on the upstream side in the transport direction, the transport conveyor 3 is transported in the opposite direction to press the article W against the receiving body 18.

(3) In the said embodiment, although the receiving body 18 was provided in both the conveyance conveyor 3a for warehousing, and the conveyance conveyor 3b for warehousing, the conveyance conveyor 3 of any one of the conveyance conveyor 3a for warehousing or the conveyance conveyor 3b for warehousing. Only the receiving body 18 may be provided.

(4) In the above embodiment, the entrance conveyor 3a and the exit conveyor 3b are provided separately, but the transport direction is switched between the forward transport state and the reverse transport state. Therefore, one conveyor 3 may be used as both the warehousing conveyor 3a and the warehousing conveyor 3b.

(5) In the above-described embodiment, the article W is defined as a conveyance posture in which the side along the conveyance direction is a short side and the side orthogonal to the conveyance direction is the long side, but the article W is a side along the conveyance direction. It is good also as a conveyance attitude | position in which the side becomes a long side and the side orthogonal to a conveyance attitude | position becomes a short side. Although the tray T on which the load N is placed and supported is the article W, the pallet on which the load is placed and supported, the carton case storing the load, or the load itself may be used as the article W.
Moreover, in the said embodiment, although the articles | goods W of the same width in a conveyance direction were conveyed, you may convey the articles | goods W of several sizes from which the width | variety in a conveyance direction differs.

DESCRIPTION OF SYMBOLS 3 Conveyor 3a Conveyor for warehousing 3b Conveyor for unloading 5 Stacker crane 6 Automatic warehouse 7 Operated part 10 Lifting stand 18 Receiving body 19 Posture detection means A Transfer location H Control means W Goods

Claims (5)

A transport conveyor for placing and transporting articles in the transport direction along the transport direction;
The transfer position of the transfer conveyor is operated by pushing or pulling the load in the transfer direction that intersects the transfer direction by acting on the acting part located in the intermediate part of the transfer direction of the article in the transfer posture. A transfer device for transferring an article between the user and the self;
An article transport facility configured to include a control means for controlling the operation of the transport conveyor and the transfer device,
On either the upstream side or the downstream side in the transport direction of the transfer location in the transport conveyor, a receiving body for receiving the article transported by the transport conveyor at the transfer location is provided,
The control means transfers the article by the transfer device in a state where the transfer conveyor is transported so that the article positioned at the transfer location is mounted and transferred to the side where the receiving body is positioned. Therefore, it is configured to control the operation of the transfer conveyor and the transfer device ,
Posture detecting means is provided for detecting whether or not the posture of the article at the transfer location and the article transferred by the transfer device has collapsed from the transport posture;
In the state in which the control means detects that the posture of the article is broken by the posture detection means, the article is transferred by the transfer device in a state where the transfer conveyor is transported and operated, In a state where the posture detection means does not detect that the posture of the article has collapsed, the posture detection is performed such that the article is transferred by the transfer device while the transfer operation of the transfer conveyor is stopped. Article transport equipment configured to control the operation of the transport conveyor and transfer device based on detection information of the means . A transport conveyor for placing and transporting articles in the transport direction along the transport direction;
The transfer position of the transfer conveyor is operated by pushing or pulling the load in the transfer direction that intersects the transfer direction by acting on the acting part located in the intermediate part of the transfer direction of the article in the transfer posture. A transfer device for transferring an article between the user and the self;
An article transport facility configured to include a control means for controlling the operation of the transport conveyor and the transfer device,
On the upstream side in the transport direction of the transfer location in the transport conveyor, a receiving body for receiving the articles transported by the transport conveyor at the transfer location is provided,
The transfer conveyor sets the transfer location at the upstream end in the transfer direction, and carries the article in the forward direction so that the article is placed and transferred from the upstream side to the downstream side in the transfer direction. Composed of
The receiving body is provided in a fixed position on the upstream side of the transfer location,
The control means transfers the article from the transfer device to the transfer location in a state in which the transfer conveyor is transported in the reverse direction so that the article located at the transfer location is placed and conveyed upstream. To control the operation of the transfer conveyor and the transfer device so that the transfer conveyor is transferred in the forward direction so that the article located at the transfer position is mounted and transferred downstream. configured have that thing goods transport equipment. A transport conveyor for placing and transporting articles in the transport direction along the transport direction;
The transfer position of the transfer conveyor is operated by pushing or pulling the load in the transfer direction that intersects the transfer direction by acting on the acting part located in the intermediate part of the transfer direction of the article in the transfer posture. A transfer device for transferring an article between the user and the self;
An article transport facility configured to include a control means for controlling the operation of the transport conveyor and the transfer device,
On the downstream side in the transport direction of the transfer location in the transport conveyor, a receiving body for receiving the article transported by the transport conveyor at the transfer location is provided,
In the transport conveyor, the transfer location is set at the downstream end in the transport direction of the transport conveyor, the transfer location is set at the downstream end in the transport direction of the transport conveyor, and in the forward direction. It is configured to place and convey articles from the upstream side to the downstream side in the conveyance direction by carrying out the conveyance operation,
The receiving body is provided in a fixed position on the downstream side of the transfer location;
The control means transfers the article from the transfer location to the transfer device in a state in which the transfer conveyor is transported in the forward direction so that the article located at the transfer location is placed and conveyed downstream. mounting to, the by the transfer device and transfer is completed in order to stop the conveying operation of the conveyor, the conveyor and the transfer device configured to have that object article transport facility to control the operation of. Posture detecting means is provided for detecting whether or not the posture of the article at the transfer location and the article transferred by the transfer device has collapsed from the transport posture;
In the state in which the control means detects that the posture of the article is broken by the posture detection means, the article is transferred by the transfer device in a state where the transfer conveyor is transported and operated, In a state where the posture detection means does not detect that the posture of the article has collapsed, the posture detection is performed such that the article is transferred by the transfer device while the transfer operation of the transfer conveyor is stopped. 4. The article conveyance facility according to claim 2 , wherein the article conveyance facility is configured to control the operations of the conveyance conveyor and the transfer device based on detection information of the means. The transfer device is placed and supported on a lifting platform of a stacker crane installed in an automatic warehouse,
The article conveyance according to any one of claims 1 to 4, wherein the conveyance conveyor is provided as an unloading conveyer for unloading articles from the automatic warehouse or an unloading conveyer for receiving articles into the automatic warehouse. Facility.

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