JP3894393B2 - Vegetable preparation equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a vegetable preparation apparatus having an improved conveying belt that sandwiches and conveys a leaf blade part when an unnecessary lower leaf or cotyledon is removed after the root part is excised from a leaf stem vegetable such as spinach harvested from a field. .
[0002]
[Prior art]
Conventionally, most of the leaf stem vegetables such as spinach, komatsuna, coconut rape, spring chrysanthemum, and Chinese rape are harvested by human power, cut the roots, remove unnecessary lower leaves and cotyledons by hand, wash, bind, Or it is shipped in a bag.
[0003]
In recent years, harvesting machines for harvesting vegetables from farm fields are being developed, and washing machines for washing vegetables after harvesting have already been put into practical use. Also, a lower leaf removal machine that mechanically removes unnecessary lower leaves and cotyledons of spinach is proposed, but it is easy to damage the edible part, and the work accuracy and work efficiency are insufficient. Therefore, it is desired to develop an apparatus that is compact and has a high work accuracy and work efficiency.
[0004]
On the other hand, the applicant of the present invention, as a basic invention for removing unnecessary lower leaves from leaf stem vegetables, in Japanese Patent Application No. 7-262938, unnecessary lower leaves attached to the root side of harvested leaf stem vegetables. Is prepared between the large-diameter rotating roll and the small-diameter rotating roll, which are paired to rotate inward and opposite to each other, and peeled off to remove the vegetable preparation device, in Japanese Patent Application No. 8-30651 Unnecessary lower leaves are brought into contact with the inner surface of a pair of endless bands that rotate in the vertical direction opposite to each other, and the lowered lower leaves are moved to the lower end portion of the endless band with the rotation direction of the endless band. Proposed a vegetable preparation device that was sandwiched between rolls facing each other so as to rotate in the opposite direction, and then removed by peeling off, and further, vegetable preparation incorporating these devices as a practical machine An apparatus is proposed in Japanese Patent Application No. 9-69374.
[0005]
In addition, as a lower leaf removal mechanism for removing unnecessary lower leaves from the leaf stem vegetables, there is an airless endless belt that rotates inward and opposite to each other, and a lateral slit (ventilation hole) perpendicular to the rotation direction. It consists of a large-diameter roll and a small-diameter roll that rotates in the opposite direction in close proximity to these, and in the preparation gap between the endless belt and the large-diameter roll, a petiole part of a leafy vegetable such as spinach harvested from the field is provided. It has been proposed to remove cotyledons and lower leaves from the petiole. Furthermore, a root cutting mechanism that cuts off the roots from leafy vegetables that are nipped and transported by a pair of transport belts at the stage before removing cotyledons and lower leaves from the petiole or when harvesting and transporting from the field. Has also been proposed.
[0006]
[Problems to be solved by the invention]
By the way, in the above preparation device, the leaf blade part of the leaf stem vegetable is sandwiched between a pair of transport belts and is transported in the lateral direction while being cut off by a root cutting mechanism, and subsequently the leaf stock of the leaf stem vegetable is Since the cotyledons and the lower leaves are removed by passing through the preparation gap of the removal mechanism, there is a problem that the length of the device becomes long and the device becomes large.
The present invention has been made to solve the above problems.
[0007]
[Means for Solving the Problems]
In order to achieve the above-mentioned object, the present invention sandwiches an unnecessary lower leaf adhering to the root side of harvested leaf stem vegetables between a pair of rotating rolls or belts that rotate inward opposite to each other. In the preparation device that is removed by peeling, the first and second conveyor belts moving in the same direction at the same height parallel to the horizontal direction, and the heights higher than both conveyor belts And a third conveyor belt provided so that the leaf stem is positioned on the first conveyor belt, and the stock is located on the step between the second conveyor belt and the third conveyor belt. Positioned and supplied, the stock is sandwiched between the second conveyor belt and the fourth conveyor belt provided opposite to the second conveyor belt, and provided behind the terminal end of the conveyance of the third conveyor belt The root is cut by the driven blade and bent downward by 90 degrees at the conveyance end of the second conveyance belt. A lower leaf provided in the middle of the first conveyor belt, while a fifth conveyor belt is provided opposite to the first conveyor belt and the leaf blade is sandwiched between the first conveyor belt and the fifth conveyor belt. It is characterized in that the lower lobe is excised by passing through the removal mechanism and discharged vertically downward .
[0009]
[Action]
With the above configuration, the vegetable preparation apparatus of the present invention performs the following actions.
[0010]
(1). A pair of transport belts that sandwich and transport the leaf blades of leaf stem vegetables are provided so as to be inclined or perpendicular to the ground so that the roots of leaf stem vegetables pass through the lower leaf removal mechanism. By configuring, the conveyor belt bends and moves from the horizontal direction to the vertical direction, and the leafy vegetables are conveyed from the vertical position to the horizontal position, and the lower leaf removal mechanism is arranged in the vertical direction to increase the overall length of the apparatus. Shorten the size of the entire device.
[0011]
(2). The first and second conveyor belts moving in the same direction at the same height in parallel to the horizontal direction, and a third conveyor belt provided higher than both conveyor belts, The leaf stock is positioned and supplied so that the blade part is located on the first conveyor belt and the stock is located on the stepped portion of the second and third transport belts. It is sandwiched between a conveyor belt and a fourth conveyor belt provided opposite to the second conveyor belt, and a root portion is cut by a driving blade provided at the rear end of the conveyance of the third conveyor belt. A fifth conveyor belt is provided to face the first conveyor belt bent downward by 90 degrees at the conveyance terminal end of the conveyor belt, and the leaf blade is sandwiched between the first conveyor belt and the fifth conveyor belt. During transport, the lower leaf is removed by passing through the lower leaf removal mechanism provided in the middle and discharged vertically downward. As a result, the leafy vegetables are positioned and supplied in a lateral position with respect to the conveyor belt, and are nipped and conveyed, and the root part is cut at a predetermined position by the driving blade, and the leafy vegetables from which the root part has been cut are lowered by 90 degrees. In the process, the lower leaf is cut out by the lower leaf removal mechanism and discharged vertically downward. By providing the root cutting mechanism in the horizontal conveyance process of the conveyance belt and providing the lower leaf removal mechanism in the vertical conveyance process of the conveyance belt, the entire apparatus is configured compactly.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter , an embodiment of a vegetable preparation apparatus will be specifically described with reference to the accompanying drawings.
[0013]
1 to 3, reference numeral 1 denotes a leaf cutting vegetable such as spinach harvested from the field, which is fed to the conveyor belt, and a root cutting mechanism 2 that cuts a root portion from the moving leaf stem vegetable and an unnecessary lower leaf are removed. And a lower leaf removal mechanism 3, and a vegetable preparation device that is equipped with a moving wheel 4 and can be moved to any place.
[0014]
In this vegetable preparation apparatus 1, a leaf blade part of leafy scallops which is moved in the same direction at the same height and at the same speed in parallel with the horizontal direction and is supplied by human power or a supply mechanism (not shown) is placed. The first conveyor belt 5 and the second conveyor belt 6 on which the stock holder is placed, and the height of the first conveyor belt 5 and the conveyor belts 5 and 6 are slightly higher, and are provided along the second conveyor belt 6. Is provided with a third conveyor belt 7. The leaf stems are placed on the first conveyor belt 5, the stock is placed on the second conveyor belt 6, and the root is placed on the third conveyor belt 7. Positioned and supplied.
[0015]
In the root cutting mechanism 2, a fourth conveyor belt 8 is provided at an upper position facing the second conveyor belt 6, and leaf and leaf vegetables are placed between the fourth conveyor belt 8 and the second conveyor belt 6. The stock is sandwiched and conveyed, and the root portion is cut by a pair of upper and lower drive blades 9 provided behind the conveyance end of the third conveyance belt 7.
[0016]
In the lower leaf removal mechanism 3, the first transport belt 5 is bent 90 degrees downward at the transport end positions of the second transport belt 6 and the fourth transport belt 8, and the first transport belt 5. A fifth conveyor belt 10 is provided so as to face the hanging portion. Then, while the leaf blade portion is sandwiched and conveyed between the first conveyance belt 5 and the fifth conveyance belt 10, the lower leaf is cut out by passing through the lower leaf removal mechanism 3 provided in the middle of the leaf blade portion. It discharges downward.
[0017]
The lower leaf removal mechanism 3 is configured such that an unnecessary lower leaf adhering to the root side of the leaf stem vegetable is sandwiched between a pair of rotating rolls or belts that rotate inward to face each other and peeled off. It is the same as the well-known thing to remove. The removed lower leaf is sucked from the suction duct 11 and discharged to the outside of the apparatus. The first conveyor belt 5 and the fifth conveyor belt 10 are not limited to the vertical direction and may be inclined and rotated. Moreover, below the 1st conveying belt 5 and the 5th conveying belt 10, you may provide the carrying-out conveyor which receives the leaf stem vegetables prepared and discharged | emitted, and carries out to the outer side of an apparatus.
[0018]
Next, operation | movement of the preparation apparatus 1 for vegetables of the said structure is demonstrated.
[0019]
Leaf stocks harvested from the field one by one, manually or by a supply belt that moves in the horizontal direction (not shown), the leaf blade portion is placed on the first transport belt 5 and the stock is transferred to the second transport belt. The roots are respectively placed on the third conveyor belt 7 and the stock base and the root are positioned and supplied by the stepped portions of the second conveyor belt 6 and the third conveyor belt 7. When the leaf stem vegetables conveyed by the conveyor belts 5, 6 and 7 reach the entrance of the root cutting mechanism 2, the stock is sandwiched between the fourth conveyor belt 8 and the second conveyor belt 6. The root portion is cut at a fixed position by the drive blade 9.
[0020]
The leafy green vegetables with the cut roots are sandwiched between the first conveyor belt 5 and the fifth conveyor belt 10 at the conveyance end positions of the second conveyor belt 6 and the fourth conveyor belt 8. It is conveyed 90 degrees downward. Unnecessary cotyledons and lower leaves adhering to the strainer side are removed by being sandwiched between a pair of rotating rolls or belts that rotate inward and opposite to each other in the lower leaf removal mechanism 3. Is done. The removed lower leaf is sucked from the suction duct 11 and discharged to the outside of the apparatus. The leafy vegetables from which the lower leaves have been removed are discharged downward from the terminal ends of the first conveyor belt 5 and the fifth conveyor belt 10.
[0021]
The lower leaf removing apparatus according to the embodiment of the present invention shown in FIGS. 4 to 6 is replaced with a vertical conveying belt 5a instead of the hanging portion of the first conveying belt 5, and the same as the fifth conveying belt 10 is used. It is installed in the vertical direction so as to face the vertical conveying belt 10a, and the lower leaf removing mechanism 3 is disposed in the middle of the conveying to make it independent as a lower leaf removing device. In this lower leaf removing device, a pair of conveyor belts 5a and 10 that convey the leaf blade portion of the leaf stem vegetable are provided so as to be inclined or perpendicular to the ground. The original is configured to pass through the lower leaf removal mechanism 3.
[0022]
In the lower leaf removing device of this embodiment, leaf blades harvested from the field are supplied between the conveyor belts 5a and 10 by a supply belt that moves the leaf stem vegetables one by one in the horizontal direction (not shown) by human power. And a pair of rotating rolls that rotate the inward cotyledons and lower leaves attached to the stock side while being held and conveyed by the conveying belts 5a and 10 to each other and inwardly facing the lower leaf removing mechanism 3. It is sandwiched between belts, removed by peeling, and discharged downward.
[0023]
The vegetable preparation apparatus 1 and the lower leaf removal apparatus according to the present invention can be widely applied not only as spinach but also as a preparation apparatus for leaf stem vegetables such as komatsuna, coconut rape, and spring chrysanthemum. In addition to a special preparation device such as the above, it is incorporated into a vegetable harvester, or after preparation work, leaf stock is mixed and conveyed by a conveyor with a certain number of stocks or a fixed mass, and is measured or automatically measured by the operator during the transportation. It may be incorporated into a preparation line that performs bagging or delivery work to a bundling device.
[0024]
【The invention's effect】
As described above, according to the vegetable preparation apparatus of the present invention, the following effects can be obtained.
[0025]
(1). A pair of transport belts that sandwich and transport the leaf blades of leaf stem vegetables are provided so as to rotate in an inclined or vertical direction with respect to the ground so that the roots of leaf stem vegetables pass through the lower leaf removal mechanism. Since the conveyor belt is bent and moved from the horizontal direction to the vertical direction, the leafy vegetables are conveyed from the vertical position to the horizontal position, and the lower leaf removal mechanism is arranged in the vertical direction to shorten the overall length of the apparatus. And the whole apparatus can be reduced in size.
[0026]
(2). The first and second conveyor belts moving in the same direction at the same height in parallel to the horizontal direction, and a third conveyor belt provided higher than both conveyor belts, The leaf stock is positioned and supplied so that the blade part is located on the first conveyor belt and the stock is located on the stepped portion of the second and third transport belts. It is sandwiched between a conveyor belt and a fourth conveyor belt provided opposite to the second conveyor belt, and a root portion is cut by a driving blade provided at the rear end of the conveyance of the third conveyor belt. A fifth conveyor belt is provided to face the first conveyor belt bent downward by 90 degrees at the conveyance terminal end of the conveyor belt, and the leaf blade is sandwiched between the first conveyor belt and the fifth conveyor belt. During transport, the lower leaf is removed by passing through the lower leaf removal mechanism provided in the middle and discharged vertically downward. As a result, the leaf stem vegetable is positioned and supplied in a lateral position with respect to the transport belt and is nipped and transported. The root portion is cut at a predetermined position by the driving blade, and the leaf stem vegetable with the root portion excised is lowered 90 degrees downward. It can be bent and transported, and in the process, the lower leaf can be cut out by the lower leaf removal mechanism and released vertically downward. Further, the entire apparatus can be made compact by providing the root cutting mechanism in the horizontal conveyance process of the conveyance belt and providing the lower leaf removal mechanism in the vertical conveyance process of the conveyance belt.
[Brief description of the drawings]
FIG. 1 is an overall plan view of a vegetable preparation apparatus.
FIG. 2 is a side view of the same.
FIG. 3 is a rear view of the same.
FIG. 4 is a plan view of an embodiment of the present invention.
FIG. 5 is a side view of the same.
FIG. 6 is a rear view of the same.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Vegetable preparation device 2 Root cutting mechanism 3 Lower leaf removal mechanism 4 Moving wheel 5 First conveyor belt 5a Vertical conveyor belt 6 Second conveyor belt 7 Third conveyor belt 8 Fourth conveyor belt 9 Driving blade 10 First 5 conveyor belt 10a longitudinal conveyor belt 11 suction duct

Claims (1)

In the preparation apparatus that removes unnecessary lower leaves adhering to the root side of the harvested leaf stem vegetables by sandwiching them between a pair of rotating rolls or belts that rotate inward opposite to each other and peeling them off,
The first and second conveyor belts moving in the same direction at the same height in parallel to the horizontal direction, and a third conveyor belt provided higher than both conveyor belts, The leaf stock is positioned and supplied so that the blade part is located on the first conveyor belt and the stock is located on the stepped portion of the second and third transport belts. It is sandwiched between a conveyor belt and a fourth conveyor belt provided opposite to the second conveyor belt, and a root portion is cut by a driving blade provided at the rear end of the conveyance of the third conveyor belt. A fifth conveyor belt is provided to face the first conveyor belt bent downward by 90 degrees at the conveyance terminal end of the conveyor belt, and the leaf blade is sandwiched between the first conveyor belt and the fifth conveyor belt. While transporting, the lower leaf is removed by passing through the lower leaf removal mechanism provided in the middle and discharged vertically downward. Vegetable preparations apparatus being characterized in that the.

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