JPH0764339B2 - Empty box supply equipment for fruit sorting facility - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to an empty box feeding device of a fruit sorting facility for sorting fruits, such as melon, that are sequentially fed into grades or classes.

[Conventional technology]

As a means of sorting fruits such as melons and then packaging them in boxes, as disclosed in U.S.A. There is a configuration in which a chute is provided.

[Problems to be Solved by the Invention]

However, the above-mentioned means requires a plurality of operations for the operator to step on and take out the petal when taking out the empty box, which is troublesome. Also, because it is taken out by its own weight,
If the box to be taken out and the adjacent box are in strong contact, it is difficult to take out.

[Means for Solving the Problems]

The present invention provides an empty box supply device such as a fruit sorting facility from which a box and auxiliary materials can be easily taken out,
The following technical measures were taken.

That is, a guide chute 29 for guiding an empty box for packing the fruits at the discharge side boxing point 35 of the pulling out conveyors 21 to 24 for extracting each of the selected fruits selected from the sorting conveyors 8 to 11 into a predetermined grade or grade. A guide starting end side is provided in or near the passage 34, and a distribution conveyor 28 for supplying a box that has been manufactured is provided above the guide chute 29 at a position accessible by an operator in the passage 34. Guide chute 29 at the place where the empty box is transferred from the middle of conveyor 28 to guide chute 29
An empty box supply device such as a fruit selection facility, which is provided with a placing portion 36 for the auxiliary materials 30 to 32 to be supplied into the box together with the fruit in the upper position.

[Action]

The pull-out conveyors 21 to 24 take out the fruits selected from the sorting conveyors 8 to 11 into predetermined grades or classes. At the place where it is to be transferred to the worker, the hand is extended to take the auxiliary material from the placing section 36, and the box that has been made by the box distribution conveyor 2 is taken, and the auxiliary material is supplied into the box.
Then, the box is supplied from the guide start end portion of the guide chute 29. After that, since the box reaches the boxing point, the box is taken out from the guide chute 29 and the fruits are boxed.

〔effect〕

Since the auxiliary materials 30 to 32 provided on the placing part 36 and the distribution conveyor 28 provided above the guide chute 29 are provided within the reach of the worker, it is possible to take out the boxes one by one and It can be easily taken as a material. Further, since the distribution conveyor 28 and the auxiliary materials are provided above the guide chute 29, the worker can take the work in a standing posture and can work easily. Therefore, the worker can easily and easily take out the box and the auxiliary materials, so that the box feeding work efficiency can be improved.

〔Example〕

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

Fig. 1 is a melon cargo receiving-sorting-boxing facility installed on the first floor of the building in two series A and B, and Fig. 2 is a box-making box-empty box supply line placed above it. Is.

Among these, 1 is a load receiving section for receiving the melons to be sorted from the two load receiving conveyors 2 and 3 via the auto-damper or the semi-automatic damper, 4 is a cleaning section in which a cleaning brush is arranged on the vibration conveyor 5, and 6 is 4 sections. Is a grade selection unit, and 7 is a class selection unit.

In the grade selection section 6, the melons ranked in four grades of excellent, excellent, good, and average are placed on a predetermined conveyor surface by visual judgment by evaluators standing on the left and right sides in the transfer direction. Is. That is, the sorting conveyor from the grade sorting unit 6 to the class sorting unit 7 is in the form of a belt conveyor,
It is composed of 4 articles, and the belt conveyor 8,9,10,11
The ridges 12, 12 facing each other in the left-right direction and the ridges 13, 14 facing each other in the front-rear direction sandwiching these are formed continuously as one set in the transfer direction. Slopes 12a, 12a
And the slope 13a of the ridge 13 allows one melon to be placed on the front side, and the rear slopes 12b and 12b of the ridges 12 and 12 and the slope 14a of the ridge 14 allow another melon to the rear side. It can be placed on the address, and different grades can be placed by shifting the position back and forth. For example, among the belt conveyors, the ridges 13 and 12, 1 of the conveyors 8 and 11 are
Put the excellent melon with 2 (specified position a), ridge 1
4 and 12, 12 are set so that a good melon is placed and transferred to (specified position B), and belt conveyors 9, 10
Set so that a good product melon is placed with the ridges 13 and 12 and 12 (designated position c), and a normal product melon is placed with the ridges 14 and 12 and 12 (designated position d). I am trying.

The belt conveyor is provided with a mark member (in the illustrated example, a protrusion integrally formed with the belt conveyor) 15 for each set of ridges, and a melon placed on the ridges 13, 12, 12 in a side view. (Excellent product or non-defective product) is hidden and hidden, and the grade can be confirmed based on the detection result of each melon of the subsequent detectors 16, 16. That is, each detector 16
Is provided with optical detection units 16a and 16b arranged side by side, and operates by receiving a measurement signal each time the belt conveyors 8 to 11 move by one set of the convex main component (1 pitch). , The detection unit 16a is the mark member 15 or the front designated position (excellent
A good grade) melon can be detected, and the detection unit 16b can detect the presence / absence of a melon at a rear-side designated position (excellent / normal grade).

The class sorting unit 7 is a first sorting unit 7a that discharges by class from the left and right outer belt conveyors 8 and 11, and a second sorting unit that discharges by class from inner belt conveyors 9 and 10 extended from this.
7b and light source 17,17 or CCD camera on the start side
Shape detectors 19, 19 ... Consisting of 18 are provided. The detection results from these shape detectors 19, 19 ... Are input to a line controller 20 that sets discharge positions for each class in advance, and a plurality of pull-out conveyors 21, 22, 23, 2 provided for each conveyor 8-11.
Dispensing tool 25, 25 as a discharge mechanism provided corresponding to 4
... is configured to be operated so as to swing toward the discharge direction.

The end side of each of the above-mentioned pull-out conveyors 21 to 24 is arranged in a boxing position where an operator waits, receives a supply empty box and is packed into a predetermined number of boxes for each class, and is transferred to the product discharge conveyors 26, 26 .... It is a structure to be transferred.

The empty boxes sequentially delivered from the box making machines 27,27 on the mezzanine floor via the box-forming conveyors 28,28 in the form of roller conveyors should be arranged above the drawer conveyors 21 to 24. Guide chutes 29,29. Tray 30 and net cover 3 as auxiliary materials
1 or supplied with the fruit cap 32. That is, the machine frames 33, 33 of the belt conveyors 8-11
In addition, a path 34 is formed in which the worker can move along the transfer direction of these belt conveyors, and the box distribution conveyor 28 is provided in the machine frame 33 along the path 34. And guide shoot
The boxes 29, 29 ... have a two-tiered upper and lower sloping structure, the start end side of which is integrated into the passage 34, and the discharge side is formed on the discharge side of the pull-out conveyors 21 to 24. Look above.

36, 36 ... are mounting parts for mounting the above auxiliary materials,
The machine frames 33, 33 are configured as shelf frames protruding from the left and right sides.

Reference numerals 37, 37 are alarm lights provided in the upper machine casing 38 for each of the guide chutes 29, 29 ..., and are configured to be able to blink according to the operation of a detector (not shown) that detects the absence of an empty box on the guide chute.

Each of the pull-out conveyors 21 to 24 is provided with a detector 39, for example, a photoelectric sensor composed of a light-emitting body and a light-receiving body on the take-over start end side, and the detector 39 can allow the payout of one melon. With the structure that can detect the presence or absence of melon in the space s on the starting end side, the drive motor 40 of the drawer conveyor is turned on and off intermittently.
It is a configuration for controlling. When the melon feeds to the start end side of the draw-out conveyor and stagnates, the motor 40, which is in a non-driving state, is driven for a certain period of time to receive the next melon supply to the start-end side of the draw-out conveyor, but the front melon on the draw-out conveyor surface is strongly affected It is configured so as not to collide.

Next, the operation will be described.

The melon that has been received receives the dust adhering to the surface thereof by the cleaning brush while being transferred by the vibrating conveyor 5, and reaches the grade selection unit 6.

In this grade selection section 6, grades are evaluated for each melon by an evaluator who stands by on the left and right sides.
8 and 11, good and normal products are placed on the belt conveyors 9 and 10.
At this time, one melon is placed for one set of ridges, and the excellent product or the good product is in the front cup-shaped designated position formed by the ridges 13 and 12, 12 and the good product or the good product. Is set at the rear cup-shaped designated position formed by the ridges 14 and 12, 12, and the evaluator puts each melon on the belt conveyor while rating it according to this setting. The subsequent detector 16 is provided for each conveyor strip and detects a set of convex strips from a certain side at the same time or before or after the presence or absence of the mark member 15 and the melon at the specified front and rear cup-shaped positions. In the belt conveyors 8 and 11, when only the melon is detected and the mark member 15 is not detected, it is judged as an excellent product and is input to the line controller 20, and when the melon and the mark member 15 are detected, it is judged as a good product. To be done. When only the mark member 15 is detected and the melon is not detected, the melon is not placed on any of the front and rear cup-shaped designated positions. On the other hand, also in the belt conveyors 9 and 10, similarly, the other detector 16 is used to determine whether the product is a non-defective product, a normal product, or a non-loaded condition, and the result is input to the line controller 20.

The melons thus placed on the four-belt belt conveyors 8 to 11 reach the starting end side of the class sorting unit 7 as they are. The outer shape is detected by the shape detectors 19, 19 ... on the starting end side and the line controller 20
Entered in.

Then, in the first sorting unit 7a, the excellent and excellent products are dispensed to the pull-out conveyors 21 and 24 which are set according to the size, and the second sorting unit 7a
In b, pull-out conveyors 22 and 23 in which good and normal items are set according to size
Be paid to.

On the other hand, in the box making-empty box supply line, the made empty boxes are transferred and supplied through the empty box sequential box conveyor 28, and the worker on the passage 34 appropriately selects the empty boxes on the box conveyor 28. To the guide chute 29
It is to be supplied to 21 to 24 boxes, but at the same time, the branching section for transferring the items from the shelf frame 36 to the auxiliary material 30, 31 or 32.
Take out one box at a time and fill the empty box.

In this way, the boxing worker standing by at the discharge side boxing location of the pull-out conveyors 21 to 24 takes out the empty box from the guide chute 29 and prepares a set of auxiliary materials etc. The melons will be boxed in pieces.

In this way, sub-materials will be supplied at the same time as empty boxes, so it is possible to reliably supply sub-materials for each empty box, and yet to secure a separate sub-material storage area near each boxing worker. Workability can be improved without the need.

The melon-stuffed products are transported and transferred outside the building via the product conveyors 26, 26 ....

[Brief description of drawings]

FIG. 1 shows an embodiment of the present invention. FIG.
Fig. 2 is a plan view of a sorting-boxing facility, Fig. 2 is a plan view of a box making-empty box supply line cargo receiving-sorting section, Fig. 3 is a plan view of a fruit selection conveyor, Fig. 4 is a side view thereof, and Fig. 5 is a plan view thereof. Is a perspective view of the classifying section, FIG. 6 is a sectional view taken along the line AA in FIGS. 1 and 2, FIGS. 7 (a) and (b) are cross-sectional views showing a packed state, and FIG. 8 is a drawer conveyor. FIG. In the figure, 1 is a cargo receiving section, 5 is a vibration conveyor, 6 is a grade selection section, 7 is a class selection section, 8-11 are belt conveyors (fruit selection conveyors), 21-24 are drawing conveyors, 25, 25 ... Tools, 26 and 26 are product carry-out conveyors, 28 and 28 are distribution conveyors,
29,29 ... is a guide chute, 30 is a tray (auxiliary material), 31 is a net cover (auxiliary material), 32 is a fruit cap (auxiliary material), 34 is an aisle, 35 and 35 are boxed parts (box mounting part) ), 36,36
... is a mounting portion, and 37, 37 are warning lights.

Claims (1)

[Claims] 1. A guide for guiding an empty box for packing fruits at a discharge side boxing point 35 of a pull-out conveyor 21-24 for picking out each of the selected fruits selected from a sorting conveyor 8-11 into a predetermined grade or class. The guide starting end side of the chute 29 is provided in or near the path 34 as desired, and a distribution conveyor 28 for supplying the box made to the box is provided above the guide chute 29 at a position accessible by the worker in the path 34. A guide chute at the location where the empty box is transferred to the guide chute 29 from the middle of the distribution conveyor 28.
Supplementary materials to be fed into the box with fruits at the upper position of 29 30 to 32
An empty box supply device such as a fruit sorting facility provided with the placing part 36 of