JPH09202441A - Sorting and separating device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate sorting and separation according to the specified number of branches and the direction of an objective article by engaging projecting pins provided in the lower parts of a plural kinds of article carrier bases formed into a rectangular parallelepiped and integral with a prescribing path in which a plurality of return guide paths corresponding to the carrier bases and the distribution guide paths of an outgoing path are coincident with one another in the traveling direction and running a device. SOLUTION: Three carrier plates attached to the axial direction of the parallel rod 14 of an endless conveyor 10 so as to be freely slid are lumped together, fitted, put through and engaged by the flat plate of a freely bent conveyor belt so as to be freely slid in the traveling direction of the endless conveyor 10 and article carrier bases 15b and 15c in which the set of the carrier plates is traveled on the endless conveyor 10 so as to be always freely slid in the axial direction of the parallel rod 14 in a rectangular parallelepiped and integral form are provided. A device is run by engaging a distribution guide for each selection and separation in which a return guide exit part provided in the endless conveyor 10 and the entrance part of the paths R, L and S of the distribution guide of an outgoing path are coincident with each other with each of projecting pins 21, 21' and 21" provided in a position determined to fit each distribution guide.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention is applicable to a wide range of industrial fields,
The present invention relates to handling, and particularly to a sorting / separating device for sorting various small articles such as various parts, packaged foods, and fresh foods into a plurality of series.

[0002]

2. Description of the Related Art As a means for sorting and separating articles to be sorted and separated roughly like machine parts, there is a method of forcibly diversion transposing from a conveyor flow to a tributary conveyor with a swing scraper or the like. Initially, there are many known methods. An endless conveyor configured by using parallel bars is the most typical method of sorting, separating, and conveying softly such as soft foods. Conveyor plates that can slide freely along parallel bars are selectively moved left and right while the conveyor plates move under the engagement of distribution guides and pins protruding below the conveyor plates. This is a system in which articles on a plate are separated into a plurality of paths and conveyed.

Generally, in the conventional endless conveyor system using the parallel bars, in order to sort and separate the traveling direction of the transport plate, a plurality of projecting pins provided at a certain position below the transport plate are sorted and separated. Various sensors provided upstream for weight selection, quality selection, etc. for the guide, instantaneously determine the course of separation and separation, make it mechanically connected, and separate by separation, the necessary selection gate or It is inevitable that the apparatus as a whole becomes complicated and expensive because it requires a switching switching mechanism such as a switching gutter for selecting the traveling direction of the carrier plate and an instruction control device for the selection switching mechanism.

[Problems to be Solved by the Invention]

According to the present invention, there is provided a transport switching device for carrying out not only a high-class sorting / sorting which sorts / sorts a soft article according to a judgment of an upstream sensor etc. but a simple repeating sorting / sorting according to a predetermined order. The present invention provides a simple and low-cost parallel bar type endless conveyor that does not require a control device or the like.

[0005]

According to the present invention, a plurality of conveyor plates slidably attached in the axial direction of parallel bars of an endless conveyor are grouped together, and each of them is a flat plate such as a flexible conveyor belt. Fits slidably in the traveling direction of the endless conveyor. A return path provided on the endless conveyor, which constitutes a conveyor base for articles that are connected in a penetrating system and in which an assembly of conveyor plates is always slidable in the axial direction of the parallel bars on the endless conveyor and operates as a rectangular parallelepiped. A plurality of sorting guides for each sorting and separation in which the return guide exit portion and the passage inlet of the outward distribution guide are aligned in the traveling direction, and a plurality of sorting guides with It is possible to sort and separate the articles in a predetermined order by arranging the projecting pins provided at the positions determined so as to be compatible with each other so as to be operated together.

[0006]

1 to 6 are examples for explaining a sorting / separating apparatus according to the present invention. As a sorting method, the order is fixed in three directions of a central straight traveling direction, a left branching direction and a right branching direction. This is an example in the case of repeatedly performing separation. 1 is an upper plan view, FIG. 2 is a front sectional view thereof, and FIG. 3 is a part of a side sectional view thereof. First, regarding these figures, the outline of the configuration will be described.

Reference numerals 1 and 2 together with the frame plates on both sides of the apparatus and mounting plates 3 and 4 (FIG. 2) constitute the skeleton of the apparatus.
Reference numeral 5 is a drive shaft of the apparatus, 6 is a driven shaft, 7 and 8 are bearings thereof, and a drive chain vehicle 11 mounted on the drive shafts 5 and 6
Driven chain car and extension chain 12 and 1 not shown
A large number of parallel rods 14 are fitted in the chain and arranged in the line 3, and a so-called endless conveyor is formed by these, so that the drive pulley 9 is used to drive the electric motor or system inside the system through a belt (not shown). The endless conveyor rotates in the direction of arrow A by means of a shaft that interlocks with the drive shaft.

Reference numeral 15 is a carrier for the articles, the details of which are shown in FIGS. 3 and 4. The carrier 15 in this embodiment is a carrier plate 1 of three stations.
5 ′, 15 ″, 15 ′ ″, and a front and rear transport plates 15 ″, 15 ″ ′ by a bendable conveyor belt 17 fixed to a central transport plate 15 ′ with a set screw 18.
Are slidably connected to each other, and the carrier table 15 is constructed such that, when the endless conveyor 10 is rotated, as shown in FIG. 1
6 ', 16 ", and 16'" are presser plates which are halves of the respective conveying plates for passing through the conveyor belt, and are fastened with set screws 19.

A projecting pin 21 is screwed under the carrying plate 15 'in the center of the carrying table 15, and the projecting pin at the central position in FIG. Those shown at the positions indicated by the chain line 20 'in the figure are for the right branch direction and 20 "are for the left branch direction. For convenience of explanation, FIG. 5 shows three pins. However, it goes without saying that only a single pin is fastened to a predetermined position of the carrier 15.

Returning to FIG. 1, reference numeral 20 is a supply belt conveyor for supplying articles to the endless conveyor 10, 31, 32, 33.
Is a belt conveyor of three tributaries for straight traveling, for right branching and for left branching, which is provided on the downstream side where the articles sorted and separated by this apparatus are moved and mounted. Configure.

The upper mounting plate 3 shown in FIG.
The transfer table 15 shown in FIG. 2 is provided on the transfer table 15 in the paths S, R, and L shown in the figure, each of which is composed of two guide plates of a forward distribution guide that sorts and separates the transfer table 15 into three directions of a straight traveling direction and a horizontal direction. Projecting pins 21, 21 ', 2 at predetermined positions in three directions
1 "is configured so that they are related to each other.

FIG. 1 shows the entire state in which these protruding pins and the distribution guides are connected in the respective directions. Reference numeral 15a is a straight transfer carrier in which the pins 21 and the passages S are connected, and 15b is also the same.
Pin 21 "and passage L, 15c is pin 21 'and passage R
Shows the respective left and right branching carriages.

FIG. 6 shows three passages of S'R'L 'formed by two guide plates of the return guide on the lower surface of the lower mounting plate 4 and a part of the entrance of the distribution guide of the forward passage. The return path inlets are each divided into three parts, and the upstream side is configured to widen so that the projecting pins of the carrier table 15 that pivotally enters from the outward path can be smoothly combined.

Next, the upstream supply belt conveyor 2
Regarding the series of operations until the articles transferred from 0 to the carrier 15 are separated by the sorting / separating apparatus of the present invention and sorted to the three downstream belt conveyors 31.32 and 33, the carrier is explained. The behavior of 15 in the endless conveyor 10 will be mainly described.

The embodiment shown in FIG. 1 has a belt conveyor 20 for supply.
It is an example of a case of simple sorting in which articles reprinted from are repeatedly sorted and separated in a branching order of three directions of right, center, and left.
The transport base 15c on the upstream side in the drawing has the above-mentioned configuration, and while the three transport plates form an integral rectangular parallelepiped, the passage R of the outward separation guide and the projecting pin 21 'in 15c are always connected to the right. The projecting pins are provided at positions to the right and to the center and to the left of the center of the carrier so that the carriers 15b and 15a can move along the paths L and S for the same reason.

Therefore, the carriers 15a, 15b, 15c
Are the distribution guide passages R, S,
Guided by L, the articles are re-transferred in a repeating order on the conveyors of 32, 31, and 33 tributaries. On the other hand, the carrier 1
When 5 rotates to the back side of the endless conveyor, it advances to the trailing-edge guides R ', L', and S'which spread in three directions and reach the outlet while engaging with the respective guides.

The three passages at the exit and the forward guides R, L, S
As shown in FIG. 6, the entrances of the three passages are arranged so that the traveling directions are completely the same. The articles are received from the supply belt conveyor of No. 1 and proceed in a predetermined outward branching direction, and the sorting and separation are repeated.

The above is the description of the embodiment of the sorting / separating apparatus of the present invention.
There is a problem of synchronous operation of 0 and the carrier 15. For this purpose, as a method for surely receiving the articles transferred and transferred from the supply conveyor 20 at equal intervals by the transfer table 15, a method of synchronizing the operation of the endless conveyor of the present apparatus with the drive shaft of the supply conveyor is the most effective method. It can be configured easily and at low cost. The specific contents, adjustment method and other details are omitted.

[0018]

As described above, according to the present invention, a projecting pin provided at the bottom of a plurality of types of article transporting bases that are integrally formed of a rectangular parallelepiped and are prepared according to a predetermined number of branches and branching directions, A predetermined number of branches and a branching direction of the target article are determined by operating a plurality of return guide passages corresponding to these conveyors and a specified passage in which the outward distribution guide passages match the traveling direction. Since it enables separate sorting, it is much simpler and less trouble-prone than a multi-functional sorting device that has a complicated mechanism such as a sorting gate and a switching gutter for sorting generally used for sorting and a controller for this. It can be used as a cost separating / separating device.

Further, in the above-mentioned embodiment, a three-way sorting / separating device is exemplified, but since the device has a simple structure, the type and number of the carrier and the sorting gates compatible therewith are increased in the same manner as above. However, it is easily possible to apply it to a larger number of sorting / separating devices in four or more directions. Further, in the above-described embodiment, the order such as going straight, left, and right is illustrated, but the change order of the selection order of the branching direction is set by the parallel bar 1
A large number of types can be easily selected by only changing the arrangement order of the carriages in the traveling direction of No. 4.

[Brief description of drawings]

FIG. 1 is an overall plan view showing an embodiment of a sorting and separating apparatus according to the present invention.

FIG. 2 is a front sectional view of FIG.

FIG. 3 is a side sectional view of a driving side in FIG.

FIG. 4 is a plan view of the carrier table 15a in FIG.

5 is a front view of the carrier table 15a in FIG.

6 is a detailed rear view of the sorting and separating apparatus of the present invention showing the lower mounting plate 4 and the return path guide in FIG.

[Explanation of symbols]

 1 Frame Plate 2 Frame Plate 3 Upper Mounting Plate 4 Lower Mounting Plate 5 Drive Shaft 6 Driven Shaft 7 Bearing 8 Bearing 9 Drive Pulley 10 Endless Conveyor 11 Drive Chain Car 12 Stretching Chain 13 Stretching Chain 14 Parallel Bar 15 Conveyor 16 Holding Plate 17 Conveyor belt 18 Set screw 19 Set screw 20 Supply belt conveyor 21 Projecting pin 31 Tributary conveyor 32 Tributary conveyor 33 Tributary conveyor

Claims (1)

[Claims] 1. A constant number of a plurality of units adjacent to each other in the advancing direction of an article conveying plate slidably attached in the axial direction of the parallel rods of an endless conveyor having a series of parallel rods are set as a unit group of conveyance, and the unit is formed. A wide flat plate such as a bendable conveyor belt fixed through the transport plate located substantially at the center of the group and the front and rear transport plates, slidable in the traveling direction of the endless conveyor, and the axial direction of the parallel bars is Each of the carrier plates is loosely fitted so as to be restrained from sliding independently, and is engaged through, so that the unit group of the carrier plates always forms an integrated rectangular parallelepiped in the traveling direction of the endless conveyor. While the article is configured to operate while traveling, and the upper and lower guide paths are provided on the upper and lower guide mounting plates that form the skeleton of the endless conveyor. And the passage entrance A plurality of outward distribution guides aligned with the traveling direction, and a projecting pin provided at a predetermined position that is different for each unit of sorting and separating, below the transport plate located at the center of the transport base. In this way, the articles mounted on the carrier on the outward path can be separated and selected in a plurality of series according to the position of the projecting pin provided at a predetermined position under the carrier by operating the vehicle in such a manner as to direct or deflect it. A sorting / separating device characterized in that