JPH08319021A - Sorter - Google Patents

Abstract

PURPOSE: To provide a sorter by a slat conveyer which can increase storage ability of a branch chute and can select an article in the branch chute. CONSTITUTION: A switching means 35, controlling an extrusion shoe so as to extrude an article 14 to a desired position of a branch chute 18, is provided. This switching means 35 has a branching swivel rail 36 and a cylinder 38. The branching swivel rail 36 is provided in a slope shape toward the branch chute 18, to guide the extrusion shoe 16 to a direction of the branch chute 18, further to be swivelably provided so as to change a tilt angle. The cylinder 38 swivels the branching swivel rail 36. Accordingly, the load 14 during conveying in a conveying path 11 is sorted in the branch chute 18 in a plurality of rows.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sorting device using a slat conveyor, and more particularly to a sorting device that moves an extrusion shoe in the direction of a branch chute to push out articles being conveyed on the slat conveyor to the branch chute.

[0002]

2. Description of the Related Art Conventionally, a slat conveyor has been known as a conveying device for conveying and sorting articles. In this slat conveyor, both ends of a plurality of slats are connected to an endless chain to form a conveying path. The endless chains provided at both ends of the plurality of slats are respectively stretched around a pair of sprockets, and the endless chains orbit by rotating the pair of sprockets. As a result, the plurality of slats circulate together with the endless chain, and the articles on the slats are conveyed.

Extrusion shoes are respectively supported on the plurality of slats so as to be movable in the longitudinal direction of the slats. This extrusion shoe is usually arranged on one end side of the slat (one side part of the transport path) and slidably moved to the other end side of the slat (the other side part of the transport path) by the branch guide rail. As a result, the extrusion shoe pushes the article to the branch chute connected to the other side of the transport path.

[0004]

However, since the conventional branching guide rails are fixed, loads pushed out from the conveying path are sorted in one line on the branching chute. Therefore, there is a problem that the storage capacity of the branch chute is small. Therefore, an object of the present invention is to solve the problems of the above-mentioned conventional techniques and to provide a sorting device by a slat conveyor that increases the storage capacity of a branch chute.

[0005]

The above-mentioned object of the present invention is to connect a plurality of slats (12) so that they can travel, and to convey a transport path (1).
1) is formed, and an extrusion shoe (16) is provided on the plurality of slats so as to be movable in the longitudinal direction, and the extrusion chute is moved in the longitudinal direction of the slats and is connected to the conveyance path by a branch chute (18). In the sorting device (30) that moves in the direction of, and pushes the articles on the transport path to the branch chute with the extrusion shoe, the extrusion shoe is provided in an inclined shape toward the branch chute and the extrusion shoe is directed in the direction of the branch chute. A switching means having a branch swing rail (36) that is guided and is swingably provided so that the inclination angle is changed, and a swing means (38) that swings the branch swing rail. And a plurality of branch points of the extrusion shoe are controlled so as to push the article to a desired position of the branch chute.

[0006]

According to the present invention, there is provided the switching means for controlling the pushing shoe so as to push the article to the desired position of the branch chute. This switching means has a branch swing rail and a swing means. The branch swing rail is provided so as to be inclined toward the branch chute, guides the extrusion shoe in the direction of the branch chute, and is swingably provided so that the tilt angle changes. The swinging means swings the swinging rail for branching. Therefore, it is possible to sort the cargo which is being transported on the transport path into the branch chutes in a plurality of rows.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the sorting device for a slat conveyor according to the present invention will be described below with reference to the drawings. As shown in FIG. 1, the slat conveyor 10 includes a plurality of slats 12, 1
Both ends of 2 ... Are connected to an endless chain (not shown) to form a transport path 11. Then, when the endless chain revolves, the slats 12, 12 ... Move in the revolving direction of the endless chain, and the article 14 on the conveying path 11 is conveyed in the conveying direction (arrow A direction).

Extrusion shoes 16, 16 ... Are respectively supported on the slats 12, 12 so as to be movable in the longitudinal direction of the slats 12. The extrusion shoe 16 is normally disposed on one end side of the slat 12, that is, on one side portion 11 a of the conveyance path 11, and when the article 14 is pushed out to the branch chute 18, from one side portion 11 a of the conveyance path 11 to the other side. It is slid to the portion 11b (the side to which the branch chute 18 is connected).

As shown in FIG. 2, the slat conveyor sorting apparatus 30 according to the present invention comprises a attracting magnet 32, an introducing magnet 34, a switching means 35 and the like. The attracting electromagnet 32 is provided on the branch portion 42 a of the guide rail 42. The guide rail 42 is arranged along one side portion 11 a of the transport path 11. A rotating body 44 made of a magnetic material is movably supported on the guide rail 42, and the rotating body 44 is rotatably connected to the extrusion shoe 16 shown in FIG. 1 via a shaft 46. As a result, when the rotating body 44 moves along the guide rail 42, the extrusion shoe 16 moves along one side portion 11 a of the transport path 11.

When the rotating body 44 approaches, the attracting electromagnet 32 draws the rotating body 44 toward the attracting electromagnet 32 side by a magnetic action when a current is applied to the coil 32a of the attracting electromagnet 32. As a result, the rotating body 44 that has moved along the guide rail 42 is attracted toward the branch swing rail 36 described below at the branch point 42a. An introduction magnet 34 is provided on the downstream side of the attracting magnet 32. A permanent magnet or an electromagnet is used as the introducing magnet 34, and the rotating body 44 attracted by the attracting electromagnet 32 toward the branch swing rail 36 is guided to the branch swing rail 36 by magnetic action.

The switching means 35 includes the branch swing rail 36, the cylinder (swing means) 38, and the branch fixed rail 40 described above. The branch rocking rail 36 extends from the vicinity of the downstream side of the introduction electromagnet 34 to be inclined toward the branch chute 18. Further, in the swinging rail 36 for branching, the base end portion 36 a on the upstream side is P-shaped about the shaft 48.
It is swingably supported between 1 and P2. A rod 38a of a cylinder 38 is rotatably supported by a pin 50 at the tip of the swinging rail 36 for branching. Cylinder 3
The head 38b of No. 8 is rotatably supported by a mount 54 via a pin 52. And the rod 3 of the cylinder 38
When 8a contracts, the branch swing rail 36 is positioned at the P1 position, and when the rod 38a of the cylinder 38 extends, the branch swing rail 36 is positioned at the P2 position.

The fixed rail 40 for branching is the first fixed rail 4
0a and the second fixed rail 40b, and the first fixed rail 40a is fixed in a state of being extended from the P1 position toward one side portion 18a of the branch chute 18. The first fixed rail 40a is connected to the branch swing rail 36 positioned at the P1 position. The second fixed rail 40b is arranged at the position P2 and is located substantially at the center of the branch chute 18. The second fixed rail 40b is connected to the branch swing rail 36 positioned at the P2 position.

The operation of the slat conveyor sorting apparatus according to the present invention constructed as above will be described. First, when the articles 14 are sorted along one side portion 18a of the branch chute 18, the rod 38a of the cylinder 38 is contracted to position the swing rail 36 for branching at the P1 position. As a result, the branch swing rail 36 is connected to the first fixed rail 40a. In this state, when a sensor (not shown) arranged upstream of the attracting electromagnet 32 detects the rotating body 44,
The attracting electromagnet 3 based on the detection signal output from the sensor
The second coil 32a is energized.

As a result, the rotating body 44 moving on the guide rail 42 is pulled toward the branch swing rail 36. The rotating body 44 attracted by the attracting electromagnet 32 toward the branch rocking rail 36 is guided to the branch rocking rail 36 by the magnetic action of the introduction magnet 34. Therefore, the rotating body 4
4 moves to the other side portion 11b of the transport path 11 via the branch swing rail 36 and the first fixed rail 40a. Thereby, the extrusion shoe 16 (see FIG.
The extrusion shoe 16) indicated by the solid line in FIG.
6 and the first fixed rail 40a move from one side portion 11a of the conveyance path 11 to the other side portion 11b,
The article 14 is extruded along one side 18a of the branch chute 18.

Next, when the articles 14 are sorted along the other side portion 18b of the branch chute 18, the rod 38a of the cylinder 38 is extended to position the branch swing rail 36 at the P2 position. As a result, the branch swing rail 36 is connected to the second fixed rail 40b. In this state, when a sensor (not shown) arranged upstream of the attracting magnet 32 detects the rotating body 44, the coil 32a of the attracting magnet 32 is energized based on the detection signal output from the sensor. .

As a result, the article 14 is moved to the branch chute 18
Similarly to the case of sorting along the one side portion 18 a, the rotating body 44 moving on the guide rail 42 is drawn toward the branch swing rail 36, and the branch swing rail 36 is magnetized by the introduction magnet 34. Be led to. Therefore, the rotating body 4
4 moves to the other side portion 11b of the transport path 11 via the branch swing rail 36 and the second fixed rail 40b. Thereby, the extrusion shoe 16 (see FIG.
Since the extrusion shoe 16) indicated by the chain double-dashed line moves from one side portion 11a of the conveyance path 11 to the other side portion 11b along the branch swing rail 36 and the second fixed rail 40b, the article 14 is It is pushed out along the other side portion 18b of the branch chute 18.

In the above-described embodiment, the case where the articles 14 are sorted into two stages of one side portion 18a and the other side portion 18b of the branch chute 18 has been described, but the present invention is not limited to this, and a plurality of stages of three or more stages is provided. It is also possible to sort into.

[0018]

As is apparent from the above description, according to the sorting apparatus of the present invention, the branch rocking rail of the switching means is provided so as to be inclined toward the branch chute, and the pushing shoe is provided in the branch chute. It is provided so that it can be swung so that the tilt angle can be changed. Therefore, it is possible to sort the cargo on the transport path into a plurality of rows on the branch chute. As a result, the storage capacity of the branch chute is increased, and articles can be sorted in the branch chute.

[Brief description of drawings]

FIG. 1 is a plan view showing a sorting device of a slat conveyor according to the present invention.

FIG. 2 is a plan view showing a main part of a sorting device for a slat conveyor according to the present invention.

[Explanation of Codes] 10 Slat Conveyor 11 Conveying Path 12 Slat 14 Article 16 Extrusion Shoe 18 Branch Chute 30 Slat Conveyor Sorting Device 35 Switching Means 36 Branching Swing Rail 38 Cylinder (Swinging Means)

Claims (1)

[Claims] 1. A conveying path (11) is formed by movably connecting a plurality of slats (12), and an extrusion shoe (16) is provided on the plurality of slats so as to be movable in the longitudinal direction. Moving in the longitudinal direction of the slat and in the direction of the branch chute (18) connected to the transport path,
A sorting device (30) for pushing out articles on the conveying path to the branch chute with the extrusion shoe, which is provided in an inclined shape toward the branch chute and guides the extrusion shoe in the direction of the branch chute, and an inclination angle. Of the branch chute, and a switching means having a branching swing rail (36) swingably provided so as to change and a swinging means (38) swinging the branch swinging rail. A sorting apparatus, wherein a plurality of branch points of the extrusion shoe are controlled so as to push the article to a desired position.