JPH09278169A - Delivery device in selection equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the delivery device in a selection equipment, which can perform a delivery process with a high efficiency with no increase in the cost of equipment. SOLUTION: Products fed by a feed conveyor, are assorted into either one of a plurality of sorting conveyors 2 by letting one of a plurality of pushers 7 be selectively operated, after the products (n) have been stepwise loaded by stepwise loading machines 4 where a plurality of the products are arranged in series, and the products (n) thus stepwise loaded are so designed as to be discharged out for a carrying conveyor 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a delivery device in a sorting facility, and is particularly useful when applied to an automatic fruit sorting facility for fruits and vegetables.

[0002]

2. Description of the Related Art Generally, automatic fruit sorting equipment is manufactured by a producer, automatically sorts fruits, and sorts them according to their ranks.
Pack in a box and leave. FIG. 3 shows an example of a conventional delivery device installed in this automatic fruit sorting equipment.
Fruits that have been sorted in step III and sorted in equal grades in sorting step II are packed in box packaging step III to become product n. The products n are sent to a plurality of rows of sorting conveyors 02 by a supply conveyor 01, sorted by the same conveyor 02 according to equal ranks, and then sequentially transferred by a transfer conveyor 03, and stacked by a stacking machine 04. Are stacked in multiple stages, packed (banded) by the packing machine 05, and then discharged from the discharge port 07 via the discharge conveyor 06.
In addition, fruits usually have multiple grades (eg A, B, C,
D), the size is multi-class (eg L ₂ , L ₁ , L, M,
S).

[0003]

As described above, various kinds of products n sorted into equal ranks by the sorting conveyors 02 in a plurality of rows are transferred one by one by the transporting conveyor 03 and are transferred in two stages by the stacking machine 04. In this stacking procedure, the preceding product n _n-1 sent by the conveyor 03 is _first stopped at the stacking position and lifted by one stack, and then the stacking is carried out. Product n _n is sent, the preceding product n _n-1 is stacked on it, and this operation is repeated to stack a predetermined number. Therefore, it takes a considerable time to stack one set.

In addition, the above procedure is repeated for each equal rank combination.
Since it is realized by the stacking machine 04 of a set, a waiting time occurs and work efficiency is poor.

If an attempt is made to increase the number of stacking machines with the above configuration so as to increase the stacking efficiency, it is necessary to increase the number of expensive sorting conveyors 02, which causes a rise in equipment costs. There were challenges.

The present invention has been made in view of the above-mentioned problems of the prior art,
An object of the present invention is to provide a delivery device in a sorting facility that can perform delivery processing with high efficiency without inviting a sharp increase in equipment cost.

[0007]

The structure of the present invention that achieves the above object has the following features. 1) Sorting equipment configured to stack products in which sorted products such as fruits are sorted according to an equal rank and to be packed in a box, pack and deliver the products, and a supply conveyor for supplying the products,
A plurality of sorting devices that sort the products on the supply conveyor according to class or grade, a plurality of rows of sorting conveyors that receive and transfer the sorted products, and the products that are installed on each sorting conveyor and that are sent are graded. To have a plurality of stacking machines for sorting and stacking products according to class or rank, and a carry-out conveyor for carrying out stacked products. 2) In 2), a reading device that reads a symbol such as a bar code attached to the product so as to represent two types of sorting elements such as product class and grade is installed in the middle of the supply conveyor and at the entrance of each sorting conveyor. One of the sorting devices is installed in the supply conveyor and one of the sorting devices is read to operate one of the sorting devices to sort products on the corresponding sorting conveyor and to install the sorting conveyor at the entrance of the sorting conveyor. The other reading device reads the other sorting element and operates one of the stacking machines to stack products having the same sorting element.

According to the present invention having the above-mentioned structure, the products on the supply conveyor in which the fruits and the like are sorted according to the equal ranks and packed in the boxes are first sorted according to the ranks (or grades) by a plurality of sorting devices, and each of the products is sorted. It is delivered to the sorting conveyor, then sorted by grade (or class) by a plurality of stacking machines installed on each sorting conveyor,
It is stacked in multiple stages by equal rank and delivered to the carry-out conveyor.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows an arrangement example of the delivery apparatus of the present invention, and FIG. 2 shows an example of the configuration of a product stacking machine. As shown in the figure, the present delivery apparatus includes a supply conveyor 1 for supplying a product n in which fruits are sorted according to an equal rank and packed in a box.
A plurality of pushers 7 for sorting the products n sent by the supply conveyor 1 into classes (or classes) and pushing them out to the next step (sorting conveyor (2) described later), a plurality of rows (Fig. 1).
The sorting conveyors 2 are installed in five rows, and receive and transfer the products extruded by the pushers 7. Plural sets (6 in FIG. 1) are provided on each sorting conveyor 2.
Set) The products n that have been installed and sent are sorted by grade (or class) and stacked in two or more stages, and a conveyor 3 that conveys the stacked products n '. , A packing machine 5 for belting and packing the product n ′ sent by the transport conveyor 3, a carry-out conveyor 6 for carrying out the packed product n ″, and a shipping port 7 for carrying out to the outside. To be done. In the figure, a single product n passes through the section A, and a stacked product n ′ passes through the section B,
It is the packaged product n ″ that passes through the section C.

All the products n to which the present invention is applied are attached with a bar code 9 for identifying the equal rank of the boxed fruits. Then, bar code readers 8a and 8b for reading the bar code 9 are installed on the entrance side of the supply conveyor 1 and the entrance side of each sorting conveyor 2, respectively. The grade) is read, and the pusher 7 operates based on the signal. As a result, the product n is extruded onto each sorting conveyor 2 by class (or class), and the class (or class) of the passing product n is read by the barcode reader 8b, and each stage is based on the signal. Loader 4
The stopper 11 provided for each of them operates to stop the product n at a predetermined grade position (class position).

FIG. 2 shows a structural example of the stacking machine 4. As shown in the figure, the stacking machine 4 is mounted on a pedestal 4a, a pedestal 4b installed on the pedestal 4a so as to be able to move up and down, and a pair mounted on the same pedestal 4b. It has a grip portion 4c and a stopper 11. Thus, in the stacking machine 4, the preceding product n _n-1 sent by the sorting conveyor 2 is stopped at a predetermined position by the stopper 11 and is gripped by the gripping portion 4c, and then the lifting platform 4b is raised. . After that, the product n _n is fed and stopped, and this time the lifting platform 4b is lowered to grip the product n.
_n is stacked on the product n _n-1 , and the same operation is repeated thereafter to stack a plurality of layers.

Next, the operation of the delivery apparatus will be described. Sorting,
The product n in which the fruits are sorted into equal grades in each of the sorting and packaging processes I, II, and III are sequentially read at the entrance of the supply conveyor 1 by the bar code reader 8a. It is transferred and then pushed out to the corresponding sorting conveyor 3 by each pusher 7 which operates based on the read signal. Then, the bar code reader 8b reads and transfers the grade (or class) this time, and then a predetermined number of units of the same class are sequentially stacked by the corresponding stacking machine 4 which operates based on the read signal. It is delivered to the transport conveyor 3,
Next, after being packed by the packing machine 5, the carry-out conveyor 6
After that, the goods are sequentially issued from the exit port 7.

[0013]

According to the present invention, as described above in detail with the actual embodiment, the products are first sorted into ranks (or grades) by a plurality of sorting devices provided on the supply conveyor, and the products are sorted into a plurality of rows. Each was delivered to the sorting conveyor, then sorted by grade (or class) by multiple stacking machines installed in each sorting conveyor, and the same equal rank was stacked in multiple stages and packed by the packing machine. As a result, there is an effect that the stacking time of the products is significantly shortened and the shipping efficiency is improved as compared with the conventional case without increasing the number of sorting conveyors.

[Brief description of drawings]

FIG. 1 is a plan layout view showing an embodiment of the present invention.

FIG. 2 is a configuration diagram showing the stacking machine of FIG. 1 in an extracted manner.

FIG. 3 is a plan view showing a conventional technique.

[Explanation of symbols]

1 Supply Conveyor 2 Sorting Conveyor 3 Conveying Conveyor 4 Stacking Machine 5 Packing Machine 6 Carrying Out Conveyor 7 Outgoing Port 8a, 8b Bar Code Reader 9 Bar Code 11 Stoppers n, n ', n'', n _n-1 , n _n Products

Claims (2)

[Claims] 1. A delivery device in a sorting facility configured to stack, pack and deliver products in which sorted products such as fruits are sorted according to an equal rank and packed in boxes, and a supply conveyor for supplying the products. And a plurality of sorting devices for sorting the products on the supply conveyor into ranks or grades, a plurality of rows of sorting conveyors for receiving and transferring the sorted products, and products installed and sent on the respective sorting conveyors 1. A delivery apparatus in a sorting facility, comprising: a plurality of stacking machines for sorting and stacking products according to grades or ranks, and a carry-out conveyor for carrying out the stacked products. 2. A reading device for reading a symbol such as a bar code attached to a product so as to represent two kinds of sorting elements such as product class and grade is provided in the middle of the supply conveyor and at the entrance of each sorting conveyor. Then, one of the reading devices arranged in the middle of the supply conveyor reads one of the sorting elements to operate one of the sorting devices, sorts the products on the corresponding sorting conveyor, and installs it at the entrance of the sorting conveyor. The other reading device reads the other sorting element and operates one of the stacking machines to stack products having the same sorting element [claim 1]. Departure device in sorting equipment.