JPH06263232A - Conveying device - Google Patents

Abstract

PURPOSE:To provide a conveying device on which any abnormal points can be rapidly confirmed by providing, on a conveying path detecting devices for detecting style abnormalities in the longitudinal direction and the lateral direction of packing individually, a longitudinal direction style abnormality indicator and a lateral direction style abnormality indicator respectively at a packing style detecting unit. CONSTITUTION:A packing style detecting unit 19 is provided with, through a mounting frame 32, projectors and light receivers 30 to 29 of a photoelectric switch for detecting abnormal packing style each in the longitudinal direction A, the lateral direction B and vertical direction C of a load. Lateral direction style abnormality indicators 48, 49 are vertically arranged on the front faces of the upper ends of both front vertical supports 33, and 34, while longitudinal direction style abnormality indicators 50 and 51 are vertically arranged on upper end right side faces of the front and rear vertical supports 34, and 36 on the right side. Similarly, these longitudinal direction style abnormality indicators 50 and 51 are provided respectively on the upper end left side of the front and rear vertical supports 33 and 34 on the left side and a vertical style abnormality indicator 52 is provided on the upper face of the front lateral bar 37.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a carrier device for detecting an abnormality in the shape of a load conveyed on a conveying path and displaying the abnormality on a display.

[0002]

2. Description of the Related Art Conventionally, as a transfer device of this type, FIG.
Some are shown in FIG. That is, 61 is a roller conveyer which is an example of a conveying device, and conveys a load 63 along the conveying path 62. A package shape detection unit 64 is formed at a predetermined position on the transport path 62, and the package style detection unit 64 has a length direction a (that is, the transport path 62 direction), a width direction B, and a height direction of the load 63. A plurality of detection devices 65 (photoelectric switches, etc.) for individually detecting the abnormal packing state of the c are provided via a mounting frame 66. That is, the mounting frame 66 includes a pair of left and right front vertical columns 67, a pair of left and right vertical columns 68,
It is formed by an upper frame 69 on a square frame connected between the upper ends of these vertical columns 67, 68. The roller conveyor 61 is provided between both front vertical columns 67 and both rear vertical columns.
It is inserted between 68. On the upper part of the one front vertical column 67, a display lamp 70 for displaying an abnormal packing condition is attached. The display lamp 70 is turned on when an abnormal packaging condition is detected in any of the above directions a, b, and c.

According to this, the load 63 placed on the starting end of the roller conveyor 61 via the pallet 74 is transported on the transport path 62, and a predetermined condition of the load detection unit 64 is provided by a stopper (not shown) or the like. It is suspended at the position and the load 63
Anomalies in the package shape in the lengthwise direction a, the widthwise direction b, and the heightwise direction c are detected separately. At this time, if the packaging is normal, the packaging 63 is continuously transported and stored from the end portion to a storage portion of a predetermined shelf by a fork device or the like. Further, when the abnormal packaging condition is detected in any of the directions a, b, and c, the indicator lamp 70 is turned on to notify the worker of the abnormal packaging condition.

[0004]

However, in the above-mentioned conventional type, when the indicator lamp 70 is turned on, there is an abnormality in any one of the length direction a, the width direction b, and the height direction c of the load 63. It was not possible to confirm with the indicator lamp 70, and the operator had to visually confirm the load 63. In this way, when the indicator lamp 70 is turned on, the operator must further visually check the load 63 and check in which direction there is an abnormal position in the packing form, which requires a lot of time and effort for confirmation, and the transfer efficiency is high. Fell.

The present invention solves the above problems, and an object of the present invention is to provide a carrier device capable of promptly confirming an abnormal portion of a package.

[0006]

In order to solve the above-mentioned problems, a carrier device according to the first aspect of the present invention forms a package type detection unit at a predetermined position on a transport route, and the package type detection unit is provided on the package type detection unit before and after a load. Each of the detectors is equipped with a detection device that detects anomalies in the lateral and lateral directions, and an anomaly indicator for anomalies in the longitudinal direction that indicates that anomalies in the longitudinal direction have been detected. And a left-right direction packing appearance abnormality display for indicating the fact that each has been carried out.

In the carrier device according to the second aspect of the present invention, the package shape detection unit is provided with a detection device for detecting a package shape abnormality in the height direction, and displays that the package shape abnormality in the height direction is detected. It is provided with an indicator for abnormal packaging in the height direction. The carrier device according to the third aspect of the present invention includes a front-rear packing condition abnormality display, a front-direction packing condition abnormality display indicating that a front-direction packing condition abnormality is detected, and a rear-direction packing condition abnormality detected. It is divided into a rear-direction packing shape abnormality display that indicates that the left-hand side packing shape abnormality indicator and a left-side packing shape abnormality display that indicates that a left-direction packing shape abnormality is detected. , A right-hand side package abnormality display that indicates that a right-side package abnormality has been detected.

In the transporting device according to the fourth aspect of the present invention, a mounting frame for mounting each detecting device is provided in the package detecting unit, and a front left package abnormality display and a right package abnormal display are provided on the front surface of the mounting frame. Is attached, a forward direction packing appearance abnormality indicator and a backward direction packing appearance abnormality indicator are attached to the side surfaces of the above-mentioned mounting frame, and a height direction packaging appearance abnormality indicator is attached to the upper surface of the above-mentioned mounting frame.

[0009]

According to the configuration of the first aspect of the present invention, the anomalous packing condition in the front-rear direction of the load is displayed by the anteroposterior packing condition anomaly display, and the anomalous packing condition in the left-right direction is displayed by the lateral packing condition anomaly display. . As a result, the operator can individually confirm the abnormality in the front and rear direction and the abnormality in the left and right direction of the package simply by looking at each display.

According to the second aspect of the present invention, since the abnormal package condition in the height direction of the load is displayed by the abnormal package condition indicator in the height direction, the worker only looks at the abnormal package condition indicator in the height direction. You can confirm the abnormal packing shape in the height direction. According to the third aspect of the present invention, the load direction abnormality of the load in the forward direction is displayed by the forward load type abnormality display, and the load type abnormality of the rear direction is displayed by the rear direction load type abnormality display, and the left side load abnormality is displayed. The packaging abnormality is displayed by the left packaging abnormality display, and the packaging abnormality in the right direction is displayed by the right packaging abnormality display. With this, the operator can individually check the abnormal parts in the front, rear, left, and right of the package by looking at each display.

According to the fourth aspect of the invention, the worker is
From the front of the mounting frame, it is possible to visually confirm the abnormal package appearance on the left-hand side package anomaly indicator and the right-side package anomaly indicator and the actual lateral load package abnormality on the load at a time. Similarly, from the side of the mounting frame, it is possible to visually confirm the package abnormality display on the front package abnormality display and the rear package abnormality display and the actual package front-rear package abnormality at the same time. In this way, since the display of the packaging abnormality indicator and the actual packaging abnormality can be visually checked from the same direction, the location of the packaging abnormality can be accurately grasped.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS. As shown in FIG. 4, reference numeral 1 denotes an automatic warehouse, which is composed of a pair of shelves 3 arranged side by side with an aisle 2 and a loading / unloading device 5 movable on a fixed path 4 in the aisle 2. . The shelf 3 has a plurality of storage sections 6 in the vertical and horizontal directions. Further, the loading / unloading device 5 has an elevating / lowering body 7, and the elevating / lowering body 7 has a load 8 with respect to each storage unit 6.
A fork 9 for loading and unloading is provided.

Around the automatic warehouse 1, a plurality of self-propelled carriages 12 are arranged so as to be able to travel along a transport path 13.
A delivery roller conveyor 14 for delivering the load 8 between the self-propelled carriage 12 and the loading / unloading device 5 is installed between one end of the automated warehouse 1 and the transport path 13. Further, a plurality of warehousing roller conveyors 15 and warehousing roller conveyors 16 are arranged so as to face the transport path 13. The warehousing roller conveyor 15 is a transfer device that transfers the load 8 stored on the shelf 3 to the self-propelled carriage 12 together with the pallet 10, and the conveyance path 17 is formed in a direction orthogonal to the conveyance path 13 of the self-propelled carriage 12. ing. Further, the delivery roller conveyor 16 is a transport device that receives the load 8 delivered from the shelf 3 from the self-propelled carriage 12 together with the pallet 10, and the transport path 18 thereof is the transport route of the self-propelled carriage 12.
It is formed in a direction orthogonal to 13.

A transfer path 17 of the above-mentioned storage roller conveyor 15
A package shape detection unit 19 is formed at the start end of the. As shown in FIG. 1 to FIG. 3, the package shape detection unit 19 includes photoelectric sensors for individually detecting the package shape abnormalities of the load 8 in the front-rear direction (i.e., the transport route 17 direction), the left-right direction B, and the height direction c. A plurality of switches (an example of a detection device) of light emitters and light receivers 20 to 29 are provided via a mounting frame 32. That is, the mounting frame 32 is
A pair of left and right front vertical columns 33, 34 and a pair of left and right vertical columns
35, 36, front cross member 37 connected between the upper ends of both front vertical columns 33, 34, and rear cross member 38 connected between the upper ends of both rear vertical columns 35, 36, and front and rear relative to each other Side cross members 39, 40 connected between the upper ends of the facing front vertical columns 33, 34 and the rear vertical columns 35, 36.
It is formed into a frame by and. Above vertical columns 33 ~
Square pipe material is used for 36, and a roller conveyor for storage 15
Is inserted between both front vertical columns 33, 34 and between both rear vertical columns 35, 36.

The projector and the receivers 20 to 29 are front vertical columns 3
3, 34 and rear vertical columns 35, 36, respectively. Among these, the light emitters 20 and 21 and the light receivers 22 and 23 detect the abnormal shape of the load 8 in the front-rear direction, and the light emitter 20 is attached to both front vertical columns 33 and 34 and is attached to the mounting frame 32. An optical axis 42 is formed diagonally on the front surface, and the optical axis 42 is received by the light receiver 22. The floodlight 21 has two rear vertical columns 35, 36.
Mounted on the mounting frame 32 on the rear surface of the optical axis diagonally 43
And the optical axis 43 is received by the light receiver 23.

The light transmitters 24 and 25 and the light receivers 26 and 27 are loaded with
Is used to detect abnormal packaging in the left and right directions of the
24 is attached to the left front vertical column 33 and the rear vertical column 35 to form an optical axis 44 diagonally on the left side surface of the mounting frame 32,
The optical axis 44 is received by the light receiver 26. And floodlight
25 is attached to the right front vertical column 34 and the rear vertical column 36 to form an optical axis 45 diagonally on the right side surface of the mounting frame 32,
The optical axis 45 is received by the light receiver 27.

Further, the light projector 28 and the light receiver 29 are for detecting an abnormal shape of the load 8 in the height direction of the load 8. The light projector 28 is attached to both front vertical columns 33, 34 and is mounted on the upper end portion of the mounting frame 32. Optical axes 46 are formed on the respective diagonal lines, and these optical axes 46 are respectively received by the light receiver 29. Both front vertical columns 33 above,
On the front surface of the upper end of 34, a left-hand side packing anomaly indicator 48 that indicates that a left-hand side packing anomaly has been detected and a right-side packing appearance indicator that indicates that a right-side packing anomaly has been detected Anomaly indicator
49 and 49 are arranged one above the other. Further, on the upper right side of the upper ends of the right front vertical column 34 and the rear vertical column 36, a forward package abnormality indicator 50 indicating that a forward package abnormality has been detected, and a rearward package abnormality indicator 50 are displayed. Rear-direction packing appearance anomaly indicators 51, which indicate that the appearance anomalies have been detected, are respectively arranged vertically and provided. Similarly, the forward packing shape abnormality display 50 and the backward packing shape abnormality display 51 are also provided on the upper left side surfaces of the left front vertical column 33 and the rear vertical column 35, respectively. Further, on the upper surface of the front horizontal member 37, a height direction packing shape abnormality indicator 52 is provided which indicates that a height direction packing shape abnormality has been detected.

Further, the left-hand side packing anomaly indicator 48 is "left", the right-hand side packing anomaly indicator 49 is "right", the front-side packing anomaly indicator 50 is "front", and the rear-side packing anomaly. The character "rear" is written on the abnormal appearance indicator 51. Then, when the package shape abnormality is detected by each of the projectors and the light receivers 20 to 29, each of the package shape abnormality indicators 48 to 52 is turned on according to the direction of the package shape abnormality. Further, when no abnormal packaging is detected, the abnormal packaging indicators 48 to 52 are turned off.

Further, as shown in FIG.
Is provided with a stopper 54 that can move up and down through the rollers 53 of the warehousing roller conveyor 15. This stopper 54
Is the pallet 10 on the receiving roller conveyor 15
It is stopped at a predetermined position of 19. The operation of the above configuration will be described below.

The load 8 carried by a forklift truck or the like is placed on the starting end of the loading roller conveyor 15 via the pallet 10. After that, as shown in FIG. 3, the stopper 54 rises and protrudes onto the transport path 17, the pallet 10 is temporarily stopped by the stopper 54 at a predetermined position of the package shape detection unit 19, and the package 8 is placed on the pallet 10. Mounting frame
Located within 32. At this time, when the load 8 is biased forward from the predetermined position with respect to the pallet 10, the optical axis 42 on the front side is
Is cut off, an anomaly in the forward packing condition is detected, and the forward packing condition abnormality indicator 50 lights up.

Similarly, when the load 8 is deviated rearward from the predetermined position with respect to the pallet 10, the optical axis 43 on the rear surface side is blocked, so that a rear-direction load shape abnormality is detected and the rear-direction load is detected. The abnormal shape indicator 51 lights up. Further, when the load 8 is offset to the left from the predetermined position with respect to the pallet 10, the optical axis 44 on the left side is blocked, so that the left packing abnormality is detected and the left packing abnormality is detected. The indicator 48 lights up. Similarly, when the load 8 is deviated from the predetermined position to the right with respect to the pallet 10, the optical axis 45 on the right side is blocked, so that an abnormal packing direction in the right direction is detected and the packing direction in the right direction is detected. The error indicator 49 lights up.

When a foreign substance is erroneously interposed between the load 8 and the pallet 10, the upper end of the load 8 becomes higher than a predetermined level, so that the optical axis 46 at the upper end is blocked and the height becomes high. Depth of packaging in the vertical direction is detected,
52 lights up. In this way, the operator can confirm the abnormal portion of the package shape by visually observing the illuminated abnormal package shape indicators 48 to 52, so that the abnormal portion of the package shape can be confirmed quickly. Further, the operator can visually check from the front of the mounting frame 32 the lighting of the left-hand side packing anomaly indicator 48 and the right-side packing appearance anomaly 49 and the actual lateral packing anomaly of the load 8 at a time. You can Similarly, from the side of the mounting frame 32, it is possible to visually check the lighting of the front-direction packing shape abnormality display 50 and the rear-direction packing shape abnormality display 51 and the actual front-back packing shape abnormality of the load 8 at once. . In this way, since the lighting of each of the packaging abnormality indicators 48 to 51 and the actual packaging abnormality can be visually checked by comparing them from the same direction, the location of the packaging abnormality can be accurately confirmed.

As a result, the operator corrects the package according to the illuminated package abnormality indicators 48 to 52. Then, if there are no abnormalities in the corrected packing appearance, each of the packing appearance abnormality indicators 48 to 52 is turned off, and as shown by the phantom line in FIG. 3, the stopper 54 moves downward and retreats downward from the transport path 17. Rolling stock conveyor 15
Will drive again. As a result, as shown in FIG. 4, the load 8 continues to pass through the pallet 10 and the loading roller conveyor 15 continues.
After being conveyed by the pallet 10, the pallet 10 is delivered to the self-propelled carriage 12, the self-propelled carriage 12 delivers the delivery roller conveyor 14, and the delivery roller conveyor 14 delivers the delivery device 5. Thereafter, the loading / unloading device 5 moves on the fixed path 4 and the lifting / lowering body 7 moves up and down, so that the load 8
It is conveyed together with the pallet 10 to the front of the target storage unit 6, and is loaded into the target storage unit 6 by the fork 9 together with the pallet 10 in a normal packing form.

In the above-described embodiment, the package shape detection unit 19 is formed on the receiving roller conveyor 15, but it may be formed on the delivery roller conveyor 14. Further, although the roller conveyors 14, 15 and 16 are provided as the respective conveying devices, these may be belt conveyors or the like. Further, in the above embodiment,
Each of the packing style abnormality indicators 48 to 52 is lit to indicate the packing style abnormality, but in addition to this, a buzzer or the like may sound a warning sound.

The second embodiment of the present invention will be described below with reference to FIG. That is, the left-hand side packing anomaly indicator 48 is attached to the front surface of the upper end of the left front vertical column 33, and the right-side packing abnormality indicator 49 is attached to the front surface of the upper end of the right front vertical column 34. The front packing anomaly indicator 50 is the right front vertical column 34.
Is attached to the upper right side of the left side and the upper left side of the left front vertical column 33.
It is attached to the upper right side surface of 36 and the upper left side surface of the left rear vertical column 35. According to this, each of the other package type abnormality indicators 48 to
Since the number of 51s installed is reduced, the cost can be reduced.

In each of the above-mentioned embodiments, the characters "left", "right", "front", "rear" are written on the respective display units 48 to 51. However, for example, English initials corresponding to these characters are used. "L", "R", "F", "B" may be entered. Further, the letters "high" or "H" may be written on the height direction packing appearance abnormality display 52. Further, instead of writing characters, each of the indicators 48 to 52 may be color-coded.

The third embodiment of the present invention will be described below with reference to FIG. That is, the front vertical column 34 of the mounting frame 32.
An anomalous front-rear packaging condition indicator 55 that indicates that an anomalous packaging condition in the front-back direction (that is, the length direction) is detected
And a horizontal direction packing anomaly indicator 56 that indicates that a lateral direction (that is, widthwise) abnormal packing condition has been detected, and a height direction packing condition that indicates that an abnormal packing condition in the height direction has been detected. Abnormality indicators 57 and 57 are provided respectively. Each of these indicators 55, 56, 57 is stacked in three stages vertically and is attached to the upper outer surface of the front vertical column 34 via a bracket 58. Further, the front-rear direction packing appearance abnormality display 55 is "L" which means the length direction, the left-right direction packing appearance abnormality display 56 is "W" which means the width direction, and the height direction packing appearance abnormality display 57. An initial letter such as "H" which means the height direction is written in.

According to this, when an anomaly in the longitudinal direction of the load 8 is detected, the anomaly indicator 55 in the anteroposterior direction is lit, and when an anomaly in the lateral direction is detected, the anomaly in the lateral direction is detected. When the anomaly indicator 56 is turned on and an anomaly in the height direction is detected, the anomaly indicator for height direction 57 is turned on. As a result, the operator can individually confirm the abnormality in the front and rear direction, the abnormality in the left and right direction, and the abnormality in the height direction of the package simply by looking at the respective indicators 55, 56, 57.

[0029]

As described above, according to the first aspect of the present invention, an anomaly in the front-rear direction of the load is displayed by the anomaly indicator for an anterior-posterior direction, and an anomaly in the left-right direction is displayed as an anomaly in the left-right direction. Displayed by the container. As a result, the operator can individually confirm the abnormality in the front and rear direction and the abnormality in the left and right direction of the package simply by looking at each display. Therefore, the abnormal location of the package can be confirmed quickly, and the transportation efficiency is improved.

According to the second aspect of the present invention, since the package shape abnormality in the height direction of the load is displayed by the height direction package shape abnormality display,
The operator can confirm the abnormal packing condition in the height direction only by looking at the abnormal packing condition indicator in the height direction. Therefore, it is possible to promptly confirm the abnormal location of the packaging. According to the third aspect of the present invention, the anomalous packing condition in the forward direction of the load is displayed by the anterior packing condition anomaly indicator, the anomaly in the backward direction is displayed by the posterior packing condition anomaly indicator, and the packing condition in the leftward direction is displayed. Anomalies are displayed on the left packing condition anomaly display, and right direction packing condition abnormalities are displayed on the right packing condition anomaly display. You can check the abnormal parts separately. Therefore, the abnormal location of the packaging can be confirmed more quickly, and the transport efficiency can be further improved.

According to the fourth aspect of the present invention, the worker, from the front of the mounting frame, displays the abnormal package appearances on the left-hand side package anomaly indicator and the right-side package anomaly indicator and the actual package lateral direction anomaly. And can be seen at once. Similarly, from the side of the mounting frame, it is possible to visually confirm the package abnormality display on the front package abnormality display and the rear package abnormality display and the actual package front-rear package abnormality at the same time. in this way,
Since the display of the package abnormality indicator and the actual package abnormality can be visually checked by comparing them from the same direction, the location of the package abnormality can be accurately grasped and the package can be easily corrected.

[Brief description of drawings]

FIG. 1 is a perspective view of a mounting frame according to a first embodiment of the present invention.

FIG. 2 is a front view of the mounting frame.

FIG. 3 is a side view of the mounting frame.

FIG. 4 is a schematic plan view of a transfer device.

FIG. 5 is a perspective view of a mounting frame according to a second embodiment.

FIG. 6 is a front view of each indicator in the third embodiment.

FIG. 7 is a perspective view of a mounting frame in a conventional example.

FIG. 8 is a front view of a mounting frame in a conventional example.

[Explanation of symbols]

 8 load 15 warehousing conveyor (transport device) 17 transport path 19 package detection unit 20 to 29 Emitter / receiver (detection device) 32 mounting frame 48 left package abnormality indicator 49 right package abnormality indicator 50 Front packing anomaly indicator 51 Rear packing anomaly indicator 52 Height packing anomaly indicator 55 Front packing anomaly indicator 56 Horizontal packing anomaly indicator 57 Height packing anomaly indicator

Claims (4)

[Claims] 1. A package type detection unit is formed at a predetermined position on a transportation route, and the package type detection unit is provided with detection devices for separately detecting a package type abnormality in the front-rear direction and the left-right direction of the load. A front-rear direction package abnormality indicator that indicates that a package abnormality in the direction was detected and a left-right package abnormality indicator that indicates that a package abnormality in the left-right direction was detected were provided. Characteristic transport device. 2. The package direction detection unit is provided with a detection device for detecting a package type abnormality in the height direction of the load, and a height direction package type abnormality display for displaying that the package type abnormality in the height direction is detected. The transport device according to claim 1, further comprising a container. 3. A front-rear packing condition abnormality display device, which indicates that a front-direction packing condition abnormality is detected, and a front-direction packing condition abnormality indicator, which indicates that a rear-direction packing condition abnormality is detected. The package is divided into a rear package abnormality indicator and a left package abnormality indicator that indicates that a left package abnormality has been detected and a right package abnormality indicator 2. The conveying device according to claim 1, wherein the conveying device is divided into a right-hand side package abnormality display that indicates that a package abnormality is detected. 4. The package detection unit is provided with a mounting frame for mounting each detection device, and a left package abnormality indicator and a right package abnormality indicator are mounted on the front surface of this mounting frame, The front and rear package abnormality indicators are attached to the side surfaces, and the height-direction package abnormality indicator is attached to the upper surface of the mounting frame. The transport device described.