JPH0780553B2 - Sorting equipment - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sorting facility for sorting, for example, loaded cartons according to their shapes (sizes).

2. Description of the Related Art Conventionally, as equipment of this type, for example, JP-A-57-15152
As seen in Japanese Patent Publication No. 9, there is provided a type in which a sorting line is provided on the side of the conveyor, and a drive roller or the like is provided in the conveyor to obliquely convey the articles to be sorted to the sorting line. There is. According to this conventional type, since driving rollers and the like have to be arranged corresponding to each sorting line, the whole is complicated and expensive.

As another form, for example, as seen in Japanese Patent Laid-Open No. 60-23220, a distribution device movable in the direction of the belt conveyor is provided between the belt conveyor and the distribution conveyor. A connectable turn conveyor is provided at the beginning of the distribution conveyor.

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention According to the conventional distribution device type as described above, since the conveyor width of the distribution conveyor is always constant, the belt conveyor is distributed to the distribution conveyor through the turn conveyor of the distribution device. The objects to be sorted are arranged in a disordered posture. Disturbance becomes severe especially when the articles to be sorted are smaller than the width of the distribution conveyor.

The purpose of the present invention is to sort the objects to be sorted,
It is possible to smoothly carry out without stopping and to sort the sorted objects in an orderly manner, and to provide a sorting facility in which the guide width of each sorting line can be arbitrarily changed.

Means for Solving the Problems In order to achieve the above object, the sorting equipment of the present invention comprises a sorting conveyor having a pair of rotating guides having variable guide widths on both sides with a transport path in the middle. , This sorting conveyor is arranged in parallel with a plurality of transport paths in parallel, and a transport conveyor is provided between the outer ends of these sorting conveyors, and between the outer end of each sorting conveyor and the transport conveyor, A carriage that can be moved along this conveyor is provided, a relay conveyor having a fixed guide is provided on this carriage, a member to be detected is provided at the end of the movable guide of each sorting conveyor, and a fixed position is detected on the carriage side. Is equipped with a vessel.

Effects According to the configuration of the present invention, each sorting conveyor can change the guide width by moving and adjusting the pair of movable guides, and thus can always be neatly arranged according to the size (shape) of the sorting target. . Then, the truck is run and the relay conveyor is made to correspond to the intended sorting conveyor.At that time, by stopping the truck while detecting the detected part by the fixed position detector, the guide width can be changed. The carriage may be stopped with the end of the fixed guide of the relay conveyor connected to the end of the displaced movable guide.

Embodiment One embodiment of the present invention will be described below with reference to the drawings.

Reference numeral 1 is a sorting conveyor, and a plurality of sorting conveyors 2 are arranged in parallel with the transport paths 2 thereof being parallel. Each sorting conveyor 1 is a drive roller conveyor type including a machine frame 3, a large number of rollers 4, and a drive device (not shown) interlocking with these rollers 4,
A pair of movable guides 5 and 6 whose guide width W can be freely changed are provided on both sides with the transport path 2 in the middle. Here, the change of the guide width W is performed by a manual screw operation, a screw operation using a motor, an expansion / contraction operation of the cylinder device, or the like.

Then, from both sides of one movable guide 5, detected members 7A and 7B are connected to each other at right angles outward, and these detected members 7A and 7B are fixed plate portions 71A and 71B having a short width. , The long zone plate portions 72A and 72B. A carry-in conveyor 8A is arranged so that the carrying direction thereof is orthogonal to the carrying path 2 across the outside of one end of the sorting conveyor 1 group, and the outside of the other end is not provided. Transport conveyor 8B
Is provided. As these conveyors 8A and 8B, a drive type roller conveyor type including machine frames 9A and 9B and rollers 10A and 10B is adopted.

A sorting carriage 11A movable along the carry-in conveyor 8A is provided between the outside of one end of each sort conveyor 1 and the carry-in conveyor 8A.
A take-out carriage 11B movable along the carry-out conveyor 8B is provided between the outside of the other end of the carry-out conveyor 8B and the carry-out conveyor 8B. Both carriages 11A and 11B have almost the same structure and rail 12
A, 12B is supported and guided via wheels 13A, 13B to provide a constant path 14
It is reciprocally movable on A and 14B, and the reciprocating movement is performed by interlocking forward and reverse traveling drive devices 15A and 15B with wheels 13A and 13B.

Curved relay conveyors 16A, 16B are arranged on both carriages 11A, 11B. These relay conveyors 16A, 16B are machine frames 17A, 17B formed in a curved shape, a plurality of rollers 18A, 18B attached to the machine frames 17A, 17B, and a chain that interlocks with these rollers 18A, 18B via sprockets or the like. 19A, 19B and the motor 20 mounted on the bogies 11A, 11B to interlock with the chains 19A, 19B
It consists of A and 20B, and on the outer edge side of the curved path, the machine frame 1
Curved fixed guides 21A and 21B are attached integrally with 7A and 17B.

On the surface of the carriages 11A, 11B on the sorting conveyor 1 side, fixed position detectors 81A, 81B that can freely face the fixed position plate portions 71A, 71B.
And a zone detector 8 that can freely face the zone plate portions 72A and 72B.
2A and 82B are provided via brackets 22A and 22B, respectively.

A guide conveyor 23 is disposed on the sorting carriage 11A side in a state where the carry-in conveyor 8A is obliquely cut. The guide conveyor 23 includes a support frame 24 continuously provided from the machine frame 17A, a pair of rollers 25 and 26 supported by the support frame 24, and rollers 26,
A belt 27 stretched between 26 and a motor 28 that interlocks with one of the rollers 25 and 26 is configured in a belt conveyor type, and the working surface of the belt 27 is vertical and on the extension line of the fixed guide 21A. Is located in.

Power supply rails 29A, 29B are arranged between the conveyors 8A, 8B and the rails 12A, 12B, and current collectors 30A, 30B slidably contacting the power supply rails 29A, 29B are provided on the trucks 11A, 11B side. To be 31
Is a take-out conveyor, and 32 is a carton which is an example of an article to be sorted.

Next, the operation of the above embodiment will be described. When a carton 32 of a certain size (shape) is sorted from the carry-in conveyor 8A into one sorting conveyor 1, first, both movable guides 5 and 6 in the sorting conveyor 1 are moved toward or away from each other by automatic or manual movement. Adjust to the appropriate guide width W. Next, the sorting carriage 11A is moved so that the relay conveyor 16A is continued to this sorting conveyor 1. At that time, the sorting carriage 11A detects the zone plate portion 72A of the target sorting conveyor 1 from the zone detector 82A.
Is detected, the operation is stopped facing the target sorting conveyor 1.

Then, when the fixed position detector 81A detects the fixed position plate portion 71B, the sorting carriage 11A is completely stopped. At this time, however, since the detected member 7A is attached to the movable guide 5, Even if 5 is displaced by the width adjustment, the fixed guide 21A can be connected in series to the movable guide 5 to stop the sorting carriage 11A. In this set state, the carton 32 conveyed by the carry-in conveyor 8A is guided by the belt 27 of the guide conveyor 23 and carried into the relay iron 16A.

Then, the carton 32 is conveyed on the curved path of the guide conveyor 23, or the carton 32 is conveyed while being slidably guided by the fixed guide 21A by the centrifugal force at that time. Therefore, the carton 32 conveyed from the relay conveyor 16A is carried into the sorting conveyor 1 while being guided in sliding contact with the movable guide 5 following the fixed guide 21A, so that on the sorting conveyor 1,
The two rotation guides 5 and 6 can be neatly arranged and stored.

When the sorting conveyor 1 is full, or when sorting a carton 32 of a different size, the sorting carriage 11A is run in the same manner as described above, and the target sorting conveyor 1 is moved.
It should be stopped according to. The carton 32 is taken out from the sorting conveyor 1 to the carry-out conveyor 8B.
31. At that time, the pick-up cart 11B is run and stopped in the same manner as the sorting cart 11A.

EFFECTS OF THE INVENTION According to the present invention having the above-described configuration, the sorting of the objects to be sorted from the transport conveyor to the sorting conveyor is performed smoothly and efficiently without being stopped via the relay conveyor, even though the truck is a traverser type. be able to. Then, the sorting conveyors can be arranged neatly according to the size (shape) of the sorting target by shifting the pair of movable guides and changing the guide width without shifting to the left or right. . In addition, the truck is made to travel and the relay conveyor is made to correspond to the intended sorting conveyor.At that time, by stopping the truck while detecting the detected part by the fixed position detector, the guide width can be changed. The carriage can be stopped while the fixed guide end of the relay conveyor is always connected to the changed movable guide end on the sorting conveyor side. It can be carried in between the pair of movable guides without being caught in the guide width.

[Brief description of drawings]

The drawings show one embodiment of the present invention. FIG. 1 is a plan view of a carry-in section, FIG. 2 is a front view of the same, FIG. 3 is a side view of the same, and FIG. 4 is a plan view of a carry-out section. Is the same front view, FIG. 6 is the same side view,
FIG. 7 is a schematic plan view of the whole. 1 ... sorting conveyor, 2 ... transport path, 5,6 ... movable guide, 7A, 7B ... detected member, 8A ... inserting conveyor, 8
B: unloading conveyor, 11A: sorting carriage, 11B: unloading carriage, 14A, 14B: fixed path, 16A, 16B: relay conveyor, 21A, 21B: fixed guide, 23: guide conveyor, 2
7 …… Belt, 31 …… Take-out conveyor, 32 …… Carton (sorted items), 71A, 71B …… Position plate, 72A, 72B ……
Zone plate section, 81A, 81B ... fixed position detector, 82A, 82B ... zone detector, W ... guide width.

Claims (1)

[Claims] 1. A sorting conveyor is constructed by providing a pair of movable guides, whose guide widths can be freely changed, on both sides of the transportation path, and a plurality of the sorting conveyors are arranged side by side in parallel with each other. A transfer conveyor is provided across the outside of the end of the sorting conveyor, and a carriage that is movable along the transfer conveyor is provided between the outside of the end of each sorting conveyor and the transfer conveyor. Sorting equipment characterized in that a relay conveyor having a fixed guide is provided, a member to be detected is provided at an end of a movable guide of each sorting conveyor, and a fixed position detector is provided on the trolley side.