JP2549977Y2 - Automatic separation feeder for agricultural product weight sorter - Google Patents

Description

[Detailed description of the invention]

[0001]

This invention relates to a weight sorter 2 that sorts selected objects 1 such as potatoes and agricultural products having a similar shape by weight, and automatically sorts the selected objects 1 into one. The present invention relates to a device that separates and supplies each one.

[0002]

2. Description of the Related Art Heretofore, this type is as follows. The weight sorter 2 is a sorter 1
Are formed in an endless conveyor shape connected by a chain or the like, and are configured to receive the objects 1 to be sorted one by one while continuously moving the sorting buckets 3. ing. After the sorting object 1 is first stored in the hopper 4, the sorting object 1 is installed corresponding to the position of the row of the sorting buckets 3, and the supply conveyor 5 having the recess 7 formed by connecting the rollers 6 in an endless manner is provided. Through 1
The pieces are sent to the sorting bucket 3 one by one. Guide plates 8 are provided on the left and right sides of the roller 6 for guiding the sorting object 1.

Each sorting bucket 3 has a weighing device, and is configured to drop the sorting object 1 at a predetermined position while moving according to the weight of the sorting object 1. If a plurality of items to be sorted 1 are transferred to the sorting bucket 3 while being contained in a plurality of recesses 7, the sorting will be invalidated, so that the supply conveyor 5 always has a worker, At present, when a plurality of recesses 7 are contained in one place, they are removed by hand and sent as a single form.

[0004]

The problems described in the prior art have the following problems. As described above, in the weight sorter 2, when a plurality of items to be sorted 1 enter one sorting bucket 3, the total weight is measured, and sorting for the bucket becomes invalid. In this case, since the subsequent processing is greatly hindered, personnel are always arranged at each line of the supply conveyor 5 to observe the transportation state of the supply conveyor 5, and a plurality of the sorting objects 1 are placed in one recess. In some cases, you have to remove the excess and singularize it. In addition, as the feed rate is increased in order to increase the sorting ability, the degree of fatigue of the above-mentioned worker must be increased or the number of workers must be increased.

The present invention has been made in view of the above-mentioned problems of the prior art, and has as its object to provide the following. That is, the sorting bucket 3 of the weight sorter 2
In addition, a device for automatically preventing a plurality of objects to be sorted 1 from entering is provided to prevent troubles in weight sorting and to eliminate the need for a worker in a portion of the supply conveyor 5 which has been conventionally required, thereby reducing operating costs. And, in addition,
Sorting capacity is reduced by unmanned supply unit,
It is intended to improve to the highest ability of its own.

[0006]

Means for Solving the Problems In order to achieve the above object, the present invention is as follows. The automatic separation drum 11 disposed on the guide path of the sorting object 1
A drum body 29 arranged corresponding to the supply line of
The drum main body 29 and the drum side plate 30 are fitted and mounted on a shaft 25 rotatably supported by bearings 24 at both ends thereof. 31 is formed of an arc-shaped outer peripheral surface concentric with the shaft 25 and a housing portion 32 configured as a recess for accommodating the object to be sorted 1 which is arranged at equal intervals over the entire circumference. The inner width dimension of the drum side plates 30 is an automatic separating and feeding device for the weight sorting device for agricultural products, which can be adjusted by sliding on the shaft 25 according to the size of the sorting object 1.

In this case, the accommodating portion 41 of the drum main body 39 in the automatic separating drum 11 can be formed deeply so as to correspond to an elongated potato or a sorting object having a similar shape. In addition, a brush roller 10 having a pair of surfaces covered with a brush and rotating in the same direction is closely approached in parallel between the hopper 9 and the weight sorter 2, and is appropriately inclined downward with respect to the weight sorter 2. An automatic separation drum 11 for forcibly preventing a plurality of feeds is disposed at the end of the guideway, and a chute 12 is provided therefrom.
Can be transferred to the sorting bucket 3 of the weight sorting machine 2 via

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In order to automatically prevent a plurality of weight sorters 2 from being supplied to each of the sorting buckets 3, a pair of surfaces are firstly covered with a brush between the hopper 9 and the weight The brush roller 10 rotating in the direction is placed in parallel in parallel, installed at an appropriate downward slope with respect to the weight sorter 2 to form a guide path for the sorting object, and forcibly preventing a plurality of supplies at the tip end thereof. An automatic separation drum 11 is disposed, and is transferred from there through a chute 12 to a sorting bucket 3 of the weight sorter 2.

The automatic separating drum 11 is composed of a drum main body 29 arranged corresponding to a supply line of the sorting object 1 and a pair of drum side plates 30 arranged on both sides thereof. Both ends of the drum main body 29 and the drum side plate 30 are fitted to a shaft 25 rotatably supported by bearings 24, and are fixed to the shaft 25 by set screws 36 and 37. The outer surface plate 31 of the drum body has an arc-shaped outer peripheral surface concentric with the shaft 25,
And a receiving portion 32 configured as a recess for receiving the object to be sorted 1, which is arranged evenly over the entire circumference, and is fixed to a boss 34 via a connecting plate 33. Outer peripheral dimensions of the outer surface plate 31 of the drum body and the number of the accommodating portions 32
The depth and the shape are set in accordance with the size and the shape of the sorting object 1.

The drum side plate 30 is a disk whose outer periphery is concentric with the shaft 25 and is installed in order to prevent the sorting object 1 from deviating to the side. The outer diameter of the drum side plate 30 is equal to that of the outer surface plate 31 of the drum main body. Depending on the diameter, it is set to an appropriate size that fulfills its function. The width of the drum main body 29 is set to a minimum dimension that can receive the roughly spherical bottom surface of the sorting target 1 without any trouble, and the inner width of the pair of drum side plates is set to the size of the sorting target 1. Accordingly, the set screw 37 is loosened and the drum side plate 3
It is configured so that 0 can be adjusted by sliding on the shaft 25.

The automatic separating drum 11 drives a sprocket 14 fixed to a shaft 25 via a chain 15 from a sprocket 13 mounted on a rotating shaft of the weight sorter 2, and the automatic separating drum 11 is accommodated in a housing 32. The object to be sorted 1 is rotated in a scooping direction. When the automatic separation drum 11 rotates about half a turn, the picked-up sorting object 1 falls because the receiving surface of the storage section 32 has a downward slope, and the chute 1
2 through a sorting bucket 3 of the weight sorter 2. Sorted object 1 of automatic separating drum 11 and sorting bucket 3
Is set so that the synchronism of the delivery is maintained without setting the number of teeth of the sprockets 13 and 14.

For example, when the object to be selected 1 is potato, there are a variety close to a sphere and an elongated variety. The accommodating portion 32 of the drum main body 29 shown in FIG. 5 is one in which the accommodating portion is set shallow so as to correspond to automatic separation and supply of potatoes having a nearly spherical shape or other similar shaped objects 1 to be sorted. However, the accommodation section 41 of the drum main body 39 shown in FIG. 8 shows an example in which the accommodation section is set deeply so as to correspond to an elongated potato or a sorting target having a similar shape. That is, in the case of the elongated object 1 to be sorted, when it is sent over the brush roller 10, the longitudinal direction is forward and backward, so that the accommodation portion 41 having a deep depth is provided so as not to hinder reception. is there. In the drawing, 40 is a drum outer plate, 42 is a connecting plate, 4
3 is a boss.

Reference numeral 9 denotes a hopper to which the objects to be sorted 1 are supplied. Reference numeral 10 denotes a pair of brush rollers, which are arranged in parallel and close to each other, and their ends are rotatably supported by bearings 26 and 21, with respect to the feed direction of the sorting object 1.
The motor 16 having an appropriate downward gradient and capable of shifting
, And both are configured to rotate in the same direction. 17 and 18 are sprockets, and 19 and 20 are drive chains. Reference numerals 22 and 23 denote guide plates for preventing the object 1 from deviating.

Reference numeral 11 denotes an automatic separation drum,
A drum body 29 arranged corresponding to the supply line of
It is composed of a pair of drum side plates 30 arranged on both sides thereof. Both ends of the drum main body 29 and the drum side plate 30 are fitted to a shaft 25 rotatably supported by bearings 24, and are fixed to the shaft 25 by set screws 36 and 37. The outer plate 31 of the drum main body 29 is formed of an arc-shaped outer peripheral surface concentric with the shaft 25 and a storage portion 32 for receiving the sorted objects 1 arranged in a uniform distribution over the entire circumference.
And is fixed to the boss 34 via. The outer peripheral dimension of the outer surface plate 31 and the number, depth, and shape of the storage portions 32 are set in accordance with the size and shape of the sorting target object 1. In the figure, 35 is a boss and 38 is a set screw.

The drum side plate 30 is a disk whose outer periphery is concentric with the shaft 25 to prevent the sorting object 1 from deviating to the side. The outer diameter of the drum side plate 30 depends on the diameter of the outer surface plate 31 of the drum body. Are set to appropriate dimensions to fulfill the function. The width of the drum main body 29 and its outer surface plate 31 is set to the minimum size that can receive the generally spherical contact surface of the sorting target 1 without any trouble, and the inner width of the pair of drum side plates 30 is set. According to the size of the sorting object 1, the drum side plate 30 can be adjusted by sliding the drum side plate 30 on the shaft 25 by loosening the set screw 37.

Reference numeral 2 denotes a known weight sorter, and reference numeral 3 denotes a sorting bucket which is connected in a conveyor shape and sorts the objects 1 while continuously moving. The objects to be sorted 1 are discharged one by one from the automatic separation drum 11, and are sequentially supplied to the sorting bucket 3 via the chute 12. 13 is a sprocket fixed to the rotating shaft of the sorting bucket 3 of the weight sorter 2,
Reference numeral 14 denotes a sprocket fixed to the shaft 25 of the automatic separation drum 11. Reference numeral 15 denotes a chain, which is an automatic separation drum 1
1 is the chain 1 from the sprocket 13 of the sorting bucket 3
5 is driven.

The timing at which the sorting object 1 is delivered from the automatic separation drum 11 to the sorting bucket 3 can be synchronized by setting the ratio of the number of teeth of the sprockets 13 and 14, so that the delivery is always performed in a stable state. .
In the present embodiment, a single processing line has been described, but a multi-row apparatus can be configured without any change. In the figure, reference numeral 28 denotes a sprocket.

The present invention operates as follows. The object 1 is separated from the hopper by a pair of brush rollers 10 rotating in the same direction arranged with an appropriate downward gradient from the hopper toward the automatic separation drum 11 so that the object 1 is moved in the opposite direction to the brush roller 10 without resistance. Line up while rotating
It is sent out in the direction of the automatic separation drum 11 in an orderly manner. The automatic separation drum 11 is provided with rotation via a sprocket 13, a chain 15, and a sprocket 14 installed on a rotating shaft of the weight sorter 2, and is provided between an accommodation portion 32 of the automatic separation drum 11 and the sorting bucket 3. The delivery position of the sorting object 1 is configured to be synchronized.

The sorting object 1 reaches the automatic separation drum 11,
On the other hand, the rotation of the automatic separation drum 11 causes the drum body 2
When the accommodation portion 32 provided in the container 9 rises from below and matches the position of the object to be sorted 1, a force is applied to the object to be sorted 1 to move forward. Go into 32.

The depth of the accommodating portion 32 is set to a size that does not allow two objects 1 to be sorted, while the inner width of the pair of drum side plates 30 can accommodate only one object 1 to be sorted. Since the dimensions can be freely set, even if the second part is hung on the end of the housing part 32, it does not enter the housing part 32 and the automatic separation drum 11 is rotating, so that the drum body 29 In a state in which it hits the outer peripheral portion of the outer surface plate 31, it is in a standby state while being rotated by the brush roller 10, and when the next accommodating portion 32 comes, it can enter quickly.

The object to be sorted 1 falls when the automatic separation drum 11 rotates about half a turn and the receiving plate has a certain downward slope, and is transferred to the sorting bucket 3 of the weight sorter 2 via the chute 12. It is.

[0022]

According to the structure of the present invention, first, a pair of brush rollers 10 is provided with an appropriate downward gradient toward the transport destination, and the two rollers are rotated in the same direction to be sorted. The object 1 is smoothly sent out from the hopper 9, and advances while rotating in a row between the pair of brush rollers 10 in an orderly and orderly manner, and reaches the automatic separation drum 11.

The depth of the storage portion 32 is set to correspond to the size of the object 1 to be sorted in advance, and even a small one is
Individuals are set to dimensions that cannot be accommodated,
Since the inner width of the pair of drum side plates 30 can be freely and easily adjusted, the inner width can be set to a size that cannot accommodate two pieces at a time in the horizontal direction according to the size of the sorting object 1. With this configuration, it is possible to completely prevent the supply of a plurality of items to be sorted 1 to a single sorting bucket.

The sorting object 1 is a rotating automatic separating drum 1
As described above, the objects 1 are securely stored one by one, and when they are rotated about halfway and the housing part 32 is lowered to some extent, the objects to be sorted fall and are certainly transferred to the sorting bucket 3. On the other hand, the next sorting object 1 is supported by the outer peripheral surface of the outer surface plate 31 of the drum main body while being rotated by the brush roller 10 until the next accommodation part 32 comes up, and the next accommodation part 32 If the positions match, it is possible to quickly enter the storage portion 32 by the effect of the slight pressing from behind and the rotation of the object 1 to be sorted.

Due to the above-described effects, the inspection and repair work of a plurality of supplies of the sorting object 1 in the supply conveyor 5 or the sorting of the sorting object 1 into the sorting bucket manually is conventionally required.
Supply work, etc., is not required at all, but the work speed can be increased to the upper limit of the capacity of the weight sorter 2, which results in a great contribution to labor saving and high efficiency of the sort work. Things.

[Brief description of the drawings]

FIG. 1 is an overall perspective view.

FIG. 2 is a cross-sectional view of a brush roller portion.

FIG. 3 is an exploded perspective view illustrating a configuration of an automatic separation drum.

FIG. 4 is a cross-sectional view illustrating a configuration of an automatic separation drum.

FIG. 5 is a side view of the drum main body.

FIG. 6 is a vertical cross-sectional view showing a state of automatically separating and supplying an object to be sorted.

FIG. 7 is a vertical cross-sectional view showing a state in which a material to be sorted is automatically separated and supplied.

FIG. 8 is a side view showing another embodiment of a drum main body corresponding to a sorting object.

FIG. 9 is a vertical cross-sectional view showing an automatically separated supply state of a sorting object.

FIG. 10 is a vertical cross-sectional view showing an automatically separated supply state of a sorting object.

FIG. 11 is a longitudinal sectional view showing an outline of a conventional technique.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Sorted object 2 Weight sorter 3 Sorting bucket 9 Hopper 10 Brush roller 11 Automatic separation drum 12 Chute 13, 14, 17, 18, 28, Sprocket 15 Chain 16 Motor 19, 20 Drive chain 21, 24, 26 Bearing 22, 23 Guide plate 25 Axis 27 Frame 29, 39 Drum main body 30 Drum side plate 31 Drum main body outer plate 32, 41 Housing portion 33, 42 Connecting plate 34, 35, 43 Boss 36, 37, 38 Set screw 40 Drum outer plate

Claims (3)

(57) [Scope of request for utility model registration] 1. An automatic separating drum (11) arranged on a guide path of an object to be sorted, a drum main body (29) arranged corresponding to a supply line of the object to be sorted (1), and both sides thereof. The drum body (29) and the drum side plate (30) are fitted and mounted on a shaft (25) rotatably supported by bearings (24) at both ends. The outer surface plate (31) of the drum body is
5) Concentric arc-shaped outer peripheral surface, and an accommodation portion (32) configured as a recess for accommodating the object to be sorted (1), which is arranged in an even distribution over the entire circumference, and The inner width of the pair of drum side plates (30) is configured to be adjustable by sliding on a shaft (25) according to the size of the material to be sorted (1). Automatic separation and supply device to the sorting device. 2. The storage section (41) of the drum main body (39) in the automatic separation drum (11) is made of an elongated potato,
2. The automatic separation and supply device according to claim 1, wherein the storage portion is deeply formed so as to correspond to the object to be sorted having a similar shape. 3. A weight sorter (2) from a hopper (9).
In the meantime, a pair of brush rollers (10) rotating in the same direction and having a pair of surfaces covered with brushes are placed in parallel and close to each other, and are installed on the weight sorter (2) at an appropriate downward inclination to be sorted. And an automatic separation drum (11) for forcibly preventing a plurality of feeds is disposed at the end of the guide path, and from there, a chute (12) to a sorting bucket (3) of a weight sorter (2). 3. The apparatus for automatically separating and supplying an agricultural product to a weight sorting apparatus according to claim 1 or 2, wherein the apparatus is configured to be delivered.