JP2003261111A - Article weighing supply device - Google Patents

Abstract

(57) [Summary] [Object] To provide an article weighing and feeding device capable of weighing and feeding without impairing the freshness and commercial value of the article. A crop A conveyed by a distribution conveyor 4
Are distributed and supplied to the input boxes 9 of the first input device 6 and the second input device 7. The input box 9 is lowered stepwise by a predetermined amount of drop every time the crop A having a weight corresponding to one input weight is input, and the input box 9 into which the preliminary input amount of the crop A is input is moved. After being inserted inside box B, all crops A ...
Is discharged into the box B. The box B into which the preliminary input amount of the crops A is input is transported to the replenishing position of the replenishment conveyor 5, and the number of the crops A corresponding to the insufficient weight is input to the box B.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to agricultural products (including fruit vegetables) such as mandarin oranges, apples, persimmons, pears, cucumbers, eggplants, carrots and potatoes, or articles for ball games, parts, packages, etc. The present invention relates to an article weighing and feeding device used for the operation of weighing and feeding.

[0002]

2. Description of the Related Art Conventionally, as an apparatus for supplying the above-mentioned agricultural products, for example, as shown in FIG.
The agricultural products A conveyed by the weigher 21 are continuously loaded into the box B held in an inclined posture by the weighing machine 21, and the weighing amount of the agricultural products A loaded in the box B is measured.
A box packing device for returning the box body B from the tilted posture to the standing posture based on the measurement by the weighing machine 21 while performing the measurement (see Japanese Utility Model Publication No. 7-16567, 2000-85716).
Issue gazette).

[0003]

However, the above-described box packing device is used in the agricultural products A carried by the distribution conveyor 20 ...
Are continuously charged into the inside of the box body B held in the inclined posture, so that the box body B can be transferred from the end side conveyance surface of the distribution conveyor 20.
Has a large drop to the inner bottom surface, and the impact applied to the crop A at the time of input is large. Further, when the succeeding agricultural products A ... Collide with the previously introduced agricultural products A ... or are thrown in by overcoming the agricultural products A ..., and the attitude of the box B is changed from the tilted attitude to the standing attitude. , The crop A put in the box B moves to the lower side while rolling, so that the surface of the crop A is easily scratched or scratched, and the freshness and commercial value of the crop A are impaired in a short time. There is a problem that

In view of the above problems, the present invention gradually lowers the input portion by a preset amount of drop each time a predetermined amount of articles is inserted, thereby weighing the articles without impairing their freshness or commercial value. An object of the present invention is to provide an article weighing and feeding device capable of feeding.

[0005]

According to the present invention, there is provided a loading section for loading an article supplied by an article supply section, a weighing section for measuring an input rate of an article loaded in the loading section, and an article for storing the article. Based on the measurement information output from the container supply means for supplying the container to the lower part of the input part and the weighing means, the drop amount set in advance every time a predetermined amount of articles are input to the input part. Based on the input unit elevating means that vertically descends stepwise and the measurement information output from the weighing means, it is determined whether or not the articles input to the container have a predetermined input amount, and the predetermined input amount is used. It is an article weighing and supplying device provided with article discharging means for opening the bottom surface of the charging section when it is determined that there is.

The above-mentioned articles are, for example, oranges, apples,
It can be composed of agricultural products (including fruit vegetables) such as persimmon, pear, cucumber, eggplant, carrot, and yam, or balls for ball games, parts, packages, and the like. Further, the charging unit can be configured by, for example, a substantially rectangular charging box, a charging container, a charging basket, or the like. The container is, for example, a paper (corrugated cardboard) box, a synthetic resin, a metal, or a wooden container case. Also,
The article supplying means and the container supplying means can be configured by a conveying means such as a belt conveyor or a roller conveyor. Further, the weighing means is, for example, a load cell or a spring measurer,
It can be configured with a weight sensor or the like. Further, the charging section elevating means can be composed of, for example, a pneumatic or hydraulic elevating cylinder, a solenoid, a screw feed mechanism, a chain mechanism, a crank mechanism, a cam mechanism, or the like. Further, the article discharging means can be configured by, for example, a shutter, an opening / closing cylinder, or the like.

That is, the articles supplied by the article supply means are loaded into the loading section, and the loading amount of the articles loaded into the loading section is measured by the weighing means. Based on the measurement information output from the weighing means, the loading section elevating means gradually lowers the loading section by a preset fall amount every time a predetermined quantity of articles is loaded, and loads a predetermined quantity of articles. It is discharged to the inner bottom surface of the part or the top surface of the previously loaded article to temporarily stock a predetermined amount. Further, the charging unit is inserted into the container supplied to the lower part of the charging unit by the container supplying means when a predetermined amount of articles is charged or after the predetermined amount of the charging is input. Then, based on the measurement information output from the weighing means, it is determined whether or not the articles put in the container have a predetermined input amount. The container is opened by the discharging means, and all the articles are discharged downward in the state of being put therein to be housed in the container all at once.

As an embodiment, based on the measurement information output from the weighing means, it is determined whether or not the amount of articles put into the container is a predetermined amount, and it is determined that the amount is the predetermined amount. A supply operation control means for stopping the supply operation by the article supply means may be provided. Further, based on the measurement information output from the item replenishing means (for example, a replenishing conveyor, a shutter, and a detection sensor) that puts the above-mentioned articles into the container one by one, and the articles that have been put into the above-mentioned container, A replenishment operation control unit that determines whether or not the replenishment amount is a predetermined amount and stops the replenishment operation by the article replenishment unit when the predetermined amount is determined is provided. The supply operation control unit and the replenishment operation control unit can be configured by, for example, a control device, a personal computer, a program stored in the CPU, or the like.

Further, based on the measurement information output from the weighing means, there is provided a distribution supply means (for example, a distribution conveyor) for distributing and supplying a predetermined amount of the article to a plurality of input sections into which the article is inserted. be able to.

[0010]

According to the present invention, the input section is lowered stepwise by a preset amount of drop each time a predetermined amount of articles is loaded. Therefore, the article supply means and the inner bottom surface or the tip of the loading section are lowered. The drop with the upper surface of the article thrown into is reduced, and the impact given to the article at the time of throwing can be reduced. In addition, after inserting the input section into which the predetermined input amount of articles has been input into the container, all the articles input into the input section are collectively discharged into the container in the input state, so that all the articles are inserted into the container. The drop at the time of discharging becomes small, and at the time of discharging, the article does not roll or the position is not displaced,
It is possible to prevent the freshness and the product value from being impaired.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail below with reference to the drawings.

The drawings show an article weighing and feeding device used for packing a predetermined amount of an agricultural product, which is an example of an article, in FIG. 1, FIG. 2, and FIG.
Agricultural product A supplied from the previous process (for example, the sorting process) ...
Via the supply conveyor 2, the transfer conveyor 3 and the distribution conveyor 4 to the first loading machine 6 and the second loading machine 7 that store the preliminary input amount (for example, 9.8 kg) of the crop A inside the box B. Distribute and supply.

The above-mentioned supply conveyor 2 is rotated at a constant speed in the feed direction by the driving force of a motor (not shown) with a speed reducer, and the agricultural products A ... It is conveyed and supplied to the transfer conveyor 3 installed on the lower end side.

The transfer conveyor 3 is rotated in the direction substantially orthogonal to the supply conveyor 2 by the driving force of a motor (not shown) with a speed reducer, and terminates the agricultural products A transferred from the supply conveyor 2. Supply to the distribution conveyor 4 installed on the lower side. In addition, a fall prevention wall 3a that prevents the agricultural products A transferred from the supply conveyor 2 to the transfer conveyor 3 from falling is installed upright on the right edge of the transfer conveyor 3 so as to face the end portion of the supply conveyor 2. ing.

The above-mentioned distribution conveyor 4 is normally and reversely rotated in a direction substantially orthogonal to the transfer conveyor 3 by the driving force of a motor (not shown) with a speed reducer, and the agricultural products A transferred from the transfer conveyor 3 are transferred. , 1st placed at one end loading position
It is distributed and supplied to the charging machine 6 and the second charging machine 7 arranged at the charging position on the other end side. Further, a fall prevention wall 4a that prevents the crop A from falling is provided upright on one side edge portion of the distribution conveyor 4 so as to face the terminal end portion of the transfer conveyor 3.

The replenishing conveyor 5 provided on the side of the above-mentioned supply conveyor 2 is rotated in the feed direction in a substantially synchronous manner with the transfer conveyor 3 by the driving force of a motor with a speed reducer (not shown). The diverted or pre-mounted agricultural products A are aligned and conveyed in a line with respect to the feeding direction, and the shutter 5a arranged on the terminal end side is opened / closed based on the determination by the control device 15 described later to make up the insufficient weight. The number of crops A corresponding to the above is replenished and input into the box B conveyed to the lower part on the terminal end side of the replenishment conveyor 5.

Further, the detection sensor S arranged on the terminal side of the replenishment conveyor 5 detects the number of input or passage of the agricultural products A to be put into the box B, and outputs the detection signal to the control device 15. In addition, the total weight of the entire box B in which the agricultural products A ... Is input is measured by the weighing machine 5b arranged below the replenishment position on the box unloading conveyor 14, and based on the measurement information, it corresponds to the insufficient weight. The number of crops A may be replenished and put into the box B.

Since the above-mentioned first and second loading machines 6 and 7 have the same construction, the construction and operation of one of the first loading machines 6 will be described in detail with reference to the drawings. As described above with reference to FIGS. 4 and 5, the first charging device 6 described above has a preliminary charging amount (for example, 9.8 k).
g) or a predetermined amount of boxed product (for example, about 10 kg) A
A loading box 9 having a substantially rectangular shape when viewed from the plane in which is loaded is vertically hung vertically with respect to a mounting frame 8 installed above the loading position, and a rod of a lifting cylinder 10 mounted on the mounting frame 8 is loaded. It is connected to the top or side of the box 8.

That is, the input box 9 is inserted into the inside of the box B supplied to the lower part of the input position by the box supply device 12 which will be described later, and all the crops A ...
The descending position discharged to the inside, and the input box 9 is a box B
It is taken out from the inside and moved up and down to a raised position where the transportation of the box B is permitted.

Further, based on the judgment by the control device 15 which will be described later, every time a predetermined amount (for example, about 3 kg) of the agricultural products A ... At the same time, the vertical movement of the agricultural product A for one step is stopped at a height at which it can be input. Further, as another example of the illumination means that replaces the lifting cylinder 10, for example, a solenoid, a screw feed mechanism, a chain mechanism, a crank mechanism, a cam mechanism, or the like may be used.

The above-mentioned loading box 9 has a size and shape that allows insertion into the inside of the box B, and has a predetermined boxing amount (approximately 1).
It is formed in a volume into which 0 kg of crop A is put.
In addition, an input port 9a that allows the input of the crop A by the distribution conveyor 4 is opened on the side surface of the input box 9 that faces the discharge side end of the distribution conveyor 4.

Further, a take-up shutter 9e is arranged below the discharge side of the distribution conveyor 4 so as to face the charging port 9a, and the lower end of the shutter 9 is placed on the outer wall surface on the lower end side of the charging port 9a. They are connected to each other, and are opened and closed vertically in conjunction with the raising and lowering operation of the charging box 9. That is, the input port 9a of the input box 9 that has dropped below the discharge side end of the distribution conveyor 4 is closed to prevent the crop A from falling from the input port 9a.

Further, a shutter 9c for opening the discharge port 9b, which allows the discharge of all the agricultural products A ... Is opened on the lower surface side of the charging box 9, and for closing the discharge port 9b, is provided on both sides of the lower surface side of the discharge port 9b. By pivoting so as to open and close freely, and connecting the rod of the opening / closing cylinder 9d attached to the side of the input box 9 to the shutter 9c,
The shutter 9c is opened and closed between a closed state in which the agricultural products A are input and accumulated and an open state in which the release of all the agricultural products A is permitted.

The load cell type weighing machine 11 disposed on the upper part of the mounting frame 8 is connected to the loading box 9 itself and is loaded into the loading box 9 except for the weight of the loading box 9 stored in advance. Only the input weight of the crop A is weighed and measured, and the measurement information is output to the control device 15. In addition, the weighing machine 11
It is also possible to subtract only the weight of the input box 9 stored in advance from the total weight of the input box 9 and the agricultural product A, which is calculated by, to calculate only the input weight of the agricultural product A.

The box feeding device 12 disposed below the loading positions of the first loading machine 6 and the second loading machine 7 is a substantially rectangular box which is opened and assembled so that the flaps on the peripheral edge of the upper surface stand upright. The box carry-in conveyor 13 for supplying the body B (for example, a cardboard box) is connected to the starting end side of the box feed conveyor 12a arranged below the loading positions of the first loading machine 6 and the second loading machine 7, and, for example, automatic box making. The boxes B supplied from the box making process such as a machine and a box making workshop are supplied to the box feeding conveyor 12a one by one.

The box feed conveyor 12a is a box B.
Is conveyed to immediately below the loading positions of the first loading machine 6 and the second loading machine 7, and is waited immediately below the loading position of each machine until the loading operation of the crop A is completed (the loading box 9 returns to the raised position). In addition, the transfer conveyor 12b disposed below the loading position transfers the box B into which the predetermined amount (for example, approximately 9.8 kg) of the agricultural product A is loaded when the loading operation of the agricultural product A is completed, to the box feeding conveyor 12a. Box unloading conveyor 14 connected to the unloading side of
Reprinted to. Moreover, the next box B is made to stand by immediately before the loading position until the previous loading operation is completed. Further, as another example of the transfer means instead of the transfer conveyor 12b, the transfer may be performed by a chain, a pusher or the like.

On the other hand, the box carry-out conveyor 14 is provided with a box B into which a predetermined amount (for example, approximately 9.8 kg) of agricultural products A has been loaded.
Box unloading conveyor 14 corresponding to the end side of replenishment conveyor 5
Carry one box at a time to the upper replenishment position and replenish conveyor 5
Is stopped at the refilling position until the refilling operation is completed, and the next box B is made to stand by immediately before the refilling position by the refilling conveyor 5. In addition, a box B into which a predetermined amount of boxed product (for example, approximately 10 kg) of the agricultural product A is input.
Is transported to a subsequent process (for example, a shipping process or a storage process) via a packaging process such as an automatic packaging machine or a packaging workplace.
Further, as another example of the container replacing the box B, for example, a synthetic resin, metal, or wooden container case may be used.

FIG. 6 shows a block diagram of a control circuit of the article weighing and feeding device 1, in which the control device 15 includes a CPU, a ROM, and an R.
The AM is built in, and the CPU follows the program stored in the ROM (or PROM) to detect the sensor S, the distribution conveyor 4, the replenishment conveyor 5, and the shutter 5a.
, The first charging machine 6 and the second charging machine 7, the opening / closing cylinder 9d of the charging box 9, the lifting cylinder 10, and the weighing machine 11 (5
(including b) and the drive and stop of the box supply device 12 are controlled.

In the RAM, for example, when the total input weight of the agricultural products A packed in the box B is set to about 10 kg, the weight information of one agricultural product A having an average weight of 100 g in the M class is stored. And the reference weight information of the reference weight (for example, about 3 kg) of the agricultural product A that serves as a reference when performing one descent operation, and the preliminary input weight of the agricultural product A to be input by the first input device 6 and the second input device 7. (For example, about 9.8 kg)
Preliminary input weight information and the total input weight of the agricultural products A to be placed in one box B (for example, approximately 10 kg = boxing weight)
Then, the supplementary number of the agricultural product A corresponding to the shortage weight obtained by subtracting the preliminary input weight from the total input weight, and the measurement information output from the weighing machine 11 are stored. It should be noted that, for example, the unit weight, the reference weight, the preliminary input weight, the total input weight, the replenishment number, and the like may be changed according to the type of the crop A.

The above-mentioned control device 15 calculates the weight of the agricultural products A put in the throwing box 9 based on the measurement information outputted from the weighing machine 11, and at the same time, puts in the weight and the reference weight stored in advance. Are compared and calculated to determine whether the input weight and the reference weight (approximately 3 kg) are the same.

That is, when it is determined that the weight of the crop A equivalent to one input is input, the elevating cylinder 10 is moved down to make the entire input box 9 a predetermined amount (for example, about 3 kg). ) 1 for each crop A
While descending step by step, the inner bottom surface of the input box 9 or the top surface of the crop A previously input is stopped up and down to a height lower than the conveying surface of the distribution conveyor 4 to reduce the drop at the time of input. make low.

On the other hand, when it is determined that the input weight is less than the reference weight, the input operation by the distribution conveyor 4 is continued. Further, the reference weight for one time may be changed to, for example, about 3 kg or less, or the number of times of lowering may be changed to 3 times or less or more.

In addition, based on the measurement information output from the weighing machine 11, the total weight of the agricultural products A put in the input box 9 is set in advance as a preset amount (eg, about 9.8 kg).
Is determined. When it is determined that the weight of the crop A corresponding to the preliminary input amount has been input, the shutters 9c and 9c of the input box 9 are opened to release all the agricultural products A ... Inside the box B. At the same time, the distribution conveyor 4 is reversed to start the work of loading the crop A into the loading box 9 of the second loading machine 7.

Based on the detection signal output from the detection sensor S, the number of replenishment of the crop A to be put into the box B is counted, and the number of replenishment of the crop A and the previously calculated insufficient weight are calculated. It is determined whether or not the shortage number of the crop A corresponding to When it is determined that the replenishment number and the shortage number match, the rotation of the replenishment conveyor 5 is stopped, and the replenishment input of the crop A is stopped or stopped. On the other hand, when it is determined that the supplement number is less than or equal to the shortage number, the supplement conveyor 5 is rotated, and the supplementary input of the crop A is continued until it is determined that the supplement number and the shortage number match.

The illustrated embodiment is configured as described above, and the operation of packing a predetermined amount of the agricultural products A of the same class by the article weighing and supplying device 1 will be described below.

First, as shown in FIGS. 1 and 2, when the supply amount of the agricultural products A carried by the supply conveyor 2 is large, the first supply is performed via the transfer conveyor 3 and the distribution conveyor 4.
It is distributed and supplied to the charging boxes 9 of the charging machine 6 and the second charging machine 7. In addition, when the supply amount of the agricultural product A is small, it is supplied to one of the first throwing machine 6 or the second throwing machine 7,
Only one loading machine 6 may be provided.

That is, as shown in FIG. 4 and FIG. 7, the agricultural products A conveyed by the distribution conveyor 4 are discharged to the inner bottom surface of the input box 9 of the first input machine 6 and are also supplied to the input box 9. The weight of the input agricultural products A ... Is measured and weighed by the weighing machine 11, and based on the measurement information output from the weighing device 11, only the weight of the agricultural products A ... Calculate with. At the same time, the input weight and the reference weight stored in advance are compared and calculated,
It is determined whether the input weight of the crop A is the same as the reference weight for one time.

When it is determined that the weight of the agricultural product A equivalent to one input weight (for example, about 3 kg) has been input, the entire input box 9 is lowered by a preset fall amount, and the agricultural product A previously input is dropped. The succeeding agricultural products A conveyed by the distribution conveyor 4 are discharged onto the upper surface of the ... When it is determined that the weight is less than the reference weight, the loading operation by the distribution conveyor 4 is continued.

Subsequently, as shown in FIGS. 8 and 9, every time the crop A having a weight equivalent to one input weight is input, the input box 9 is gradually lowered by a preset amount of drop. Then, the descending operation and the charging operation are repeated twice or a plurality of times to set a preset preliminary charging amount (for example, about 9.8 kg).
And the lower part of the input box 9 in which the agricultural products A are input in a plurality of stages is inserted into the box B.

On the other hand, as shown in FIG. 3, the box B conveyed by the box carry-in conveyor 13 is transferred to the box feed conveyor 12a of the box supply device 12 and the first and second loading machines 6 and 6 are loaded. Supply to the lower part of the charging position of 7.

Next, based on the measurement information output from the weighing machine 11, it is determined whether the total input weight of the agricultural product A is a preset preliminary input amount (for example, about 9.8 kg). When it is determined that the weight of the crop A corresponding to the preliminary input amount has been input, the shutters 9c and 9c of the input box 9 are opened to release all the agricultural products A ... Inside the box B. Alternatively, all the agricultural products A ... Are released into the box B while removing the input box 9 with the shutters 9c and 9c opened from the box B. When it is determined that the amount is less than or equal to the preliminary charging amount, the charging operation by the distribution conveyor 4 is continuously performed.

On the other hand, immediately after it is determined that the preliminary input amount of the crop A has been input into the input box 9 of the first input device 6, the distribution conveyor 4 is reversed to be input into the input box 9 of the first input device 6. Using the time required for releasing the agricultural products A ... Inside the box B and the time required for the input box 9 to return to the raised position, the agricultural products A ... Perform the work to input the amount.

Next, after the loading box 9 of the first loading machine 6 is raised and returned to pull out from the box B and the shutters 9c, 9c are closed, the preliminary loading amount is set by the first loading machine 6 or the second loading machine 7. The box B into which the agricultural products A ... Are loaded is transferred to the box unloading conveyor 14 and conveyed to the lower portion on the terminal end side of the replenishment conveyor 5.

Next, the number of agricultural products A corresponding to the deficient weight calculated by the control device 15 is put into the box B from the replenishing conveyor 5. That is, the crop A to be put into the box B
The detection sensor S detects the number of thrown in and the box B is detected based on the detection signal output from the detection sensor S.
The number of agricultural products A to be put into the inside is counted, and the number of supplements of the agricultural products A and the insufficient weight calculated in advance (for example, about 20
It is determined whether or not the number of shortages of the agricultural product A corresponding to 0 g) matches.

When it is determined that the number of supplements and the number of supplements are the same, the rotation of the supplement conveyor 5 is stopped and the crop A
Stop or pause the replenishment input of. On the other hand, when it is determined that the replenishment number is less than or equal to the shortage number, the replenishment conveyor 5 is rotated to replenish the crop A in a number corresponding to the shortage weight,
A predetermined amount of agricultural products A (for example, about 10 kg) is packed in a box. Then, the box B in which the predetermined amount of agricultural products A has been loaded is transported to a subsequent process (for example, a shipping process or a storage process). Thereafter, the crop A ...
Distributing and supplying to the charging boxes 9 of the charging machine 6 and the second charging machine 7,
The work of putting a predetermined amount of agricultural products A into the box B is continuously performed.

As described above, since the input boxes 9 of the first input device 6 and the second input device 7 are lowered stepwise by a preset amount of drop each time a predetermined amount of the agricultural product A is input, The drop between the transport surface of the conveyor 4 and the inner bottom surface of the input box 9 or the top surface of the crop A that has been previously inserted is small, and the impact applied to the crop A at the time of insertion can be reduced. Further, the input box 9 in which the preliminary input amount of the agricultural products A ... Is input is inserted into the box B, and all the agricultural products A ... Since it is housed in B at a time, the drop when the agricultural products A are released into the box B is small, and the agricultural products A do not roll or move in position at the time of release, and the freshness and product It is possible to prevent the loss of value.

In addition, the preliminary input amount (for example, about 9.8 kg)
The box B into which the agricultural products A ...
Since the crops A are conveyed to the replenishment position above and the number of crops A corresponding to the insufficient weight calculated by the control device 15 is replenished and put into the box B, the predetermined amount of crops A ... Is put into the box B. Work can be done accurately and reliably.

In the correspondence between the constitution of the present invention and the above-described embodiment, the article of the present invention is a crop A containing fruit vegetables such as mandarin orange, apple, persimmon, pear, cucumber, eggplant, carrot, and long potato. And ball games, parts, packages, etc.
Similarly, the container corresponds to a box body B made of corrugated cardboard or a container case made of a material such as synthetic resin, metal, and wood, and the input unit includes the input box 9, the input container, the input basket, and the like. The article discharging means corresponds to the shutter 9c, the opening / closing cylinder 9d, etc., the article supplying means and the distribution supplying means correspond to the conveying means such as the distributing conveyor 4, the belt conveyor, the roller conveyor, and the weighing means. Compatible with load cell type weighing machines 5b, 11 and spring scales, weight sensors, etc.
The loading section lifting means corresponds to a pneumatic or hydraulic lifting cylinder 10, a solenoid, a screw feed mechanism, a chain mechanism, a crank mechanism, a cam mechanism, etc., and the article replenishing means is a replenishment conveyor 5, a shutter 5a, and a detection sensor S. Corresponding to the above, the supply operation control means and the replenishment operation control means correspond to the control device 15, the personal computer, the program stored in the CPU, etc., but the present invention is limited to only the configuration of the above-described embodiment. is not.

The above-mentioned supply conveyor 2, transfer conveyor 3, distribution conveyor 4 and replenishment conveyor 5 can be constituted by conveyors such as belt conveyors and roller conveyors, and box feed conveyor 12a and box conveyor 12a. The carry-in conveyor 13 and the box carry-out conveyor 14 can be configured by the above-mentioned conveyor, chain conveyor, or the like.

[Brief description of drawings]

FIG. 1 is a plan view showing a weighing operation and a boxing operation by an item weighing and feeding device.

FIG. 2 is a side view showing the operation of introducing the agricultural products by the first and second inserting machines.

FIG. 3 is a plan view showing a box body supply operation by the box supply device.

FIG. 4 is a side view showing the weighing operation and the input operation of the agricultural products by the first input machine.

FIG. 5 is a side view showing a charging port side of a charging box.

FIG. 6 is a block diagram of a control circuit of the article weighing and supplying device.

FIG. 7 is a side view showing a first stage crop input operation.

FIG. 8 is a side view showing a second stage crop input operation.

FIG. 9 is a side view showing a third-stage crop feeding operation and a boxing operation for all crops.

FIG. 10 is a side view showing a boxing operation by the weighing boxing apparatus of the conventional example.

[Explanation of symbols]

A ... Agricultural products B ... Box S ... Detection sensor 1 ... Article weighing and feeding device 2 ... Supply conveyor 3 ... Transfer conveyor 4 ... Distribution conveyor 5 ... Replenishing conveyor 6 ... 1st throwing machine 7 ... Second loading machine 9 ... Input box 9a ... Input port 9b ... outlet 9c ... Shutter 10 ... Lifting cylinder 11 ... Weighing machine 15 ... Control device

Claims (4)

[Claims] 1. An input section for inserting an article supplied by an article supply section, a weighing section for measuring an input amount of an article input to the input section, and a container for accommodating the article. Based on the container supply means to be supplied to the lower part and the measurement information output from the weighing means, the input section which vertically drops the input section stepwise by a preset amount of drop each time a predetermined amount of articles are input. Based on the measurement information output from the elevating means and the weighing means, it is determined whether or not the articles loaded in the container have a predetermined loading amount, and when it is determined to be the predetermined loading amount, the loading is performed. An article weighing and feeding device comprising: an article discharging means for opening a bottom surface. 2. It is determined based on the measurement information output from the weighing means whether or not the amount of the articles loaded in the container is a predetermined loading amount, and when it is determined that the loading amount is the predetermined loading amount. An article weighing and supplying device comprising a supply operation control means for stopping the supply operation by the article supply means. 3. An article replenishing means for loading the articles one by one into a container, and whether or not the articles loaded in the container have a predetermined loading amount based on the measurement information output from the weighing means. 2. The article weighing and supplying apparatus according to claim 1, further comprising a replenishment operation control means for stopping the replenishment operation by the article replenishing means when it is determined that the predetermined amount has been charged. 4. A distribution supply means for distributing and supplying a predetermined amount of the article to a plurality of loading sections into which the article is loaded based on the measurement information output from the weighing means. Article weighing and feeding device.