JPH10295349A - Apparatus for automatically removing cortex and unnecessary leaf of welsh onions - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a compact apparatus capable of automatically and efficiently peeling dirty cortices of welsh onions and separating unnecessary and withered leaves thereof, providing the welsh onions with stable and good qualities without causing any damages thereto, and reducing a load on the operator and keeping the working environment relatively clean. SOLUTION: This apparatus works as follows: a guiding member 12 positions harvested welsh onions 2 and a leaf-holding carrying conveyor 4 transfers them while holding the onion leaves 3 therebetween; in the middle of the transfer, a 1st pressurized medium jetting port 6 strips off the dirty cortices of the white roots 5 at each boundary between the leaf and white root by jetting a pressurized medium; a white root-holding carrying conveyor 8 holds the base ends 7 of the while roots 5 of the onions 2 therebetween for further transfer; while transferred, a guide pipe 10 supports the leaves 3 from below and removes the waste and withered leaves from the onions by jetting a pressurized medium; and the onion leaves 3 are controlled by the fan of a pressurized medium-jetting means 11 so as to take a horizontal posture, then being delivered to a transferring conveyor 14 for the next process.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for automatically removing unnecessary husks and unneeded leaves, which peels and removes the sludge husks of as-harvested green onions and removes unnecessary leaves and attached dead leaves.

[0002]

2. Description of the Prior Art Sludge adheres to harvested green onions, and unnecessary substances such as dead leaves adhere to the harvested green onions. The removal operation conventionally performed generally is roughly as follows. That is, the leaves of green onions are first grasped by hand, and compressed air or high-pressure water is jetted to the white roots to remove sludge and peel the outer skin. Next, the peeled white root side is gripped, and unnecessary leaves and unnecessary dead leaves adhering around the leaves are manually removed.

[0003]

As described above, the conventional method for peeling and removing green onions requires that the green onions be grasped by hand and that the roots and leaves be further switched halfway. There was a problem that the work efficiency was poor due to poor intermittent work. In addition, sludge and unnecessary leaves are scattered during the operation, causing a problem that the sludge and the unnecessary leaves adhere to the operator, and also cause a problem that the entire workplace is soiled. In addition, when the onions that have been peeled and removed have to be carried into the next process, manual operations are required, and there is also a problem that they are not arranged in an orderly manner.

[0004] The present invention solves the above problems, in which the sludge skin is automatically peeled off and unnecessary leaves are removed, and the sludge is transported to the next process side in an orderly manner. It is an object of the present invention to provide an apparatus for automatically removing unnecessary husks and unnecessary leaves of green onions.

[0005]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention is a removing apparatus for automatically peeling and removing sludge outer skin and unnecessary leaves of green onions, which is carried almost horizontally. A leaf sandwiching and conveying conveyor for sandwiching the leaves of the green onions and transporting the green onions to the next process side; and a first for ejecting a pressure medium to the white roots of the green onions being transported to peel off the sludge skin of the white roots. A pressure medium ejecting portion, a white root portion nipping / transporting conveyor connected to the leaf portion nipping / porting conveyor, and nipping the base end of the white root portion to convey to the next process side; A second pressure medium ejecting portion for ejecting a pressure medium to the leaves of the green onions to remove unnecessary leaves and extraneous matter is provided, and constitutes an outer skin for green onions and an automatic unnecessary leaf removing device. More specifically, the first pressure medium ejection part is
It comprises a large number of jets arranged obliquely to the transport direction of green onions, and the jets are arranged from the upstream side to the downstream side at the boundary between the white root and the leaf. And a guide pipe supporting the leaf portion is disposed at the second pressure medium ejection portion, and the guide pipe is provided with a leaf. A large number of ejection ports for ejecting the pressure medium toward the unit side are provided along the transport direction. Further, the guide pipe is disposed obliquely upward from the upstream side to the downstream side along the transport direction, and the second pressure medium ejection part has a base end of a white root part. A pressure medium ejection means is provided for holding the leaf portion, which is sandwiched and in the hanging posture, in a substantially horizontal state. Further, a guide member for positioning the base end of the white root portion of the green onion to be carried in at a predetermined position is arranged on the carry-in side of the first pressure medium ejection part, and the guide member is carried in. The setting position is formed so as to be adjustable corresponding to the length of the green onions. Further, the white root portion sandwiching and conveying conveyor is characterized in that its upstream side is arranged so as to overlap with the downstream side of the leaf portion sandwiching and conveying conveyor, and the leaf portion sandwiching and conveying conveyor portion and the white root portion sandwiching and conveying conveyor are leaf-shaped. A flexible member for preventing crushing of the first portion and the white root portion is formed on the holding side;
In addition, a nozzle having an arbitrary outlet diameter and shape is detachably fixed to the outlet of the second pressure medium outlet.

[0006] The harvested green onions are positioned in a predetermined position at the base end of the white root portion by a guide member, carried into a leaf holding and conveying conveyor in a substantially horizontal state, and conveyed with the leaves held therebetween. During transportation, the sludge outer skin of the white root is separated from the boundary portion between the white root and the leaf to the base end of the white root by the first pressure medium ejection part. The green onions whose outer skin has been peeled off are transferred to the white root sandwiching and conveying conveyor side,
Green onions are transported while sandwiching the base end of the white root. During the transfer, the leaves are supported by the guide pipe of the second pressure medium ejection section, and unnecessary leaves and attached dead leaves are removed by the pressure medium ejection means and sent to the next process side. As described above, green onions from which sludge skin and unnecessary leaves are automatically removed are efficiently produced.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of an apparatus for automatically removing husks and unnecessary leaves of green onions according to the present invention will be described below in detail with reference to the drawings. As shown in FIGS. 1 and 2, the apparatus 1 for automatically removing unnecessary husks and unnecessary leaves of green onions according to the present invention comprises the following components. That is, a leaf sandwiching / conveying conveyor 4 for sandwiching and transporting the leaves 3 of the green onions 2, a first pressure medium ejection unit 6 for peeling and removing the sludge skin of the white roots 5 of the green onions 2, It comprises a conveyer unit 8 for sandwiching and transporting the base end 7 of the unit 5 for sandwiching and transporting it, and a second pressure medium ejection unit 9 for removing unnecessary and dead leaves of the leaves 3. The second pressure medium ejection section 9 has a guide pipe 10 and a pressure medium ejection means 1.
1 is provided. Further, a guide member 12 for positioning the base end portion 7 of the green onions 2 to be carried into the leaf holding / conveying conveyor 4 at a predetermined position is arranged on the carrying side.

As shown in FIGS. 1 to 3, the leaf-holding / conveying conveyor 4 includes a leaf-porting conveyor 14 placed on a base table 13 and a leaf-holding / conveying conveyor arranged opposite to the leaf-portion-conveying conveyor 14. 15 and a motor 16 with a speed reducer for driving the leaf part conveyor 14. The leaf holding conveyor 15 is driven in synchronization with the leaf transport conveyor 14. A flexible member such as a sponge is provided on the front side of the leaf-portion conveyor 14 and the leaf-portion conveyer 15 to prevent the green onions 2 held by the both from being crushed.

As shown in FIG. 2, the guide member 12 is for positioning the base 7 of the green onions 2 to be carried in at a predetermined position. The green onions 2 carried in vary in length and the like. Therefore, if the green onions 2 are carried in without care, the holding position of the leaves 3 by the leaf holding conveyor 4 changes, and stable holding cannot be performed. For this reason, the guide member 12 has its base end portion 7 so that the leaf portion 3 is held at a predetermined position.
Is performed. Although omitted in the drawing, the guide member 12 is formed so as to be movable along the longitudinal direction of the green onions 2 to be carried in. The green onions carried in a substantially horizontal state by the above-described guide member 12 and the leaf-portion-conveying conveyor 4 are transported toward the next process while the leaf 3 is held at a predetermined position.

The first pressure medium jetting portion 6 jets compressed air, which is one of the pressure media, mainly to the white root portion 5 of the green onions 2, and in this embodiment, as shown in FIG. A pair of ejectors 1 arranged opposite each other with the white root 5 interposed therebetween
7 and 17. A large number of ejection ports 18 are formed in the ejection bodies 17, 17, and nozzles (not shown) are detachably attached to the ejection ports 18. The nozzle is made of various kinds of nozzles whose diameter and shape change according to the type and shape of the onion 3.

As shown in FIG. 2, the jet port 18 is arranged to be inclined with respect to the conveying direction of the leaf-conveying conveyor 4.
The first spout 18a on the upstream side is the leaf 3 of the onion 2
Is formed at a position where the compressed air can be blown out at the boundary between the first and second slats 5 and is gradually inclined from the second squirt toward the last squirt 18b. Is formed at a position where the portion of the base end portion 7 is ejected. By forming the jet port 18 as inclined as described above, the sludge skin of the white root portion 5 is peeled off. That is, first,
The boundary between the leaves 3 and the white roots 5 is turned up by the first spout 18a, and as the green onions 2 are conveyed, the sludge hull is turned up sequentially and completely stripped off by the last spout 18b. As described above, the sludge outer skin of the white root portion 5 is completely completely peeled off while the green onions 2 are held and transported.

As shown in FIG. 1 and FIG. 2, a white root holding conveyor 8 is composed of a white root feeding conveyor 19 placed on a base 13 and a white root holding conveyor 20 opposed to the white root feeding conveyor 19. , And a motor 21 with a speed reducer for driving the white root conveyor 19. In addition, the white root holding conveyor 20 is driven in synchronization with the white root transport conveyor 19. In this example, as shown in FIGS. 1 and 2, the white root portion sandwiching / conveying conveyor 8 is arranged such that its upstream side overlaps with the upstream side of the leaf portion sandwiching / conveying conveyor 4, and is continuously provided.
In addition, the Shirane part conveyor 19 and the Shirane sandwiching conveyor 2
A flexible member such as a sponge is provided on the front side of the sponge 0 to prevent the base end 7 of the white root 5 of the green onions 2 sandwiched therebetween from being crushed. With the above structure, the green onions 2 delivered from the leaf holding / conveying conveyor 4 are conveyed to the next process side while holding the base end 7 of the white root 5 by the white root holding / conveying conveyor 8.

Next, the second pressure medium ejection section 9 will be described. The second pressure medium ejection unit includes a guide pipe 10 and pressure medium ejection means 11. The guide pipe is formed of a pipe-shaped member arranged on the loading side of the white root holding conveyor 8, and the leaf part 3 that holds the base end 7 of the white root 5 and hangs down.
Is supported from below. As shown in FIG. 1, they are arranged at an upward slope along the transport direction. In addition, a large number of spouts 22 opening upward are formed along the longitudinal direction of the pipe.
A nozzle having the same type as the nozzle fixed to the ejection port 18 of the first pressure medium ejection section 6 is attached to the ejection port 22. As shown in FIG. 4, the leaf portion 3 of the green onions 2 is supported by the guide pipe 10, and the unnecessary leaves and adhering dead leaves remaining after the sludge skin is peeled and removed are blown off and removed.

As shown in FIG. 1, FIG. 2 and FIG.
1 is arranged. In this example, the pressure medium jetting means 11 comprises a fan 23 as shown in FIG. The fan 23 blows air so as to control the posture of the leaf portion 3 of the hanging onion 2 in a substantially horizontal state as shown in the figure. As a result, the green onions 2 are returned to the same horizontal state as the original carrying posture, and are sent to the next process side.

A transfer conveyor 24 is provided on the downstream side of the conveyer 8 for sandwiching the white roots. The onion hull of the present invention,
The green onions 2 formed in a clean state by removing and removing sludge hulls, unnecessary leaves, dead leaves, and the like by the unnecessary leaf automatic removing device 1 are transferred from the white root sandwiching and conveying conveyor 8 to the transfer conveyor 24 side, and are transferred to a predetermined gathering place. Be transported.

Next, the operation of the automatic onion hull and unnecessary leaf removing apparatus 1 of the present invention will be briefly described. The harvested green onions 2 are carried in a substantially horizontal state, and the guide member 12 first positions the base 7 of the white root portion 5, and the leaf portion 3 is conveyed by the leaf portion conveyer 4. As described above, the position of the guide member 12 is adjusted according to the size, shape, etc. of the green onions 2, and the leaves 3 of the green onions are pinched at a substantially constant place by the leaf holding conveyor 4.

The white root portion 5 of the green onions 2 conveyed by the leaf sandwiching and conveying conveyor 4 has a sludge skin formed thereon.
As shown in FIG. 3, the sludge skin is removed by the first pressure medium ejection unit 6. That is, first, compressed air from the first ejection port 18a of the ejection element 17 is ejected to the boundary portion between the leaf portion 3 and the white root portion 5, and the portion is turned up. Compressed air is sequentially blown out toward the base end portion 7 of the white root portion 5, and the sludge skin is gradually turned up. When it reaches the last jet port 18 b, it is completely turned up and is completely turned up.
Peeled off from

When the green onions 2 are further transported on the leaf-holding / conveying conveyor 4 to the downstream side, the sludge skin is peeled off by the leaf-holding / conveying conveyor 4 and the white root-portion-holding / conveying conveyor 8 where the upstream side is superposed. The base end 7 of the white root 5 is held,
The green onions 2 are conveyed in a state where the leaves 3 and the base end 7 are clamped, and the clamping of the leaves 3 is released at the downstream end of the leaf clamping carrier 4. Note that the leaves 2 are not damaged even if sandwiched between them because the surfaces of the leaf sandwiching and conveying conveyor 4 and the white root sandwiching and conveying conveyor 8 are formed from a soft material such as sponge.

When the green onions 2 are delivered to the white root holding conveyor 8, the green onions 2 are conveyed while holding the base 7 of the white root 5, and the heavy leaves 3 hang down. The leaf portion 3 is supported by the guide pipe 10. At the same time, compressed air is jetted from the jet port 22 of the guide pipe 10 to the leaf portion 3 as shown in FIG. 4, and unnecessary leaves and dead leaves attached to the leaf portion 3 are removed. Further, as shown in FIG. 1, the guide pipe 10 is disposed to be inclined upward from the upstream side to the downstream side of the white root portion sandwiching / conveying conveyor 8, so that the leaf portion 3 is gradually pushed up from the hanging state to the horizontal state. Proceed with

When the leaf portion 3 is released from the guide pipe 10, a large amount of air is blown onto the leaf portion 3 by the fan 23 of the pressure medium jetting means 11, and as shown in FIG. At the same time, the remaining unnecessary leaves and dead leaves are removed, and the green onions 2 are in a clean state. In this state, the green onions 2 are transferred to the downstream end of the white root holding conveyor 8, and are transferred to the transfer conveyor 24, which is arranged in a superimposed manner, and transferred to the next step. By repeating the above operation, a large amount of green onions 2 are sequentially cleaned.

FIGS. 6 and 7 show still another embodiment of the automatic onion skin and unnecessary leaf removing apparatus of the present invention. The automatic onion hull and unnecessary leaf removing apparatus 1a is substantially the same as the green onion hull and unnecessary leaf removing apparatus 1 except for the configuration of the second pressure medium ejection portion 9a. . That is, only the guide pipe 10a is disposed in the second pressure medium ejection section 9a of the automatic onion hull and unnecessary leaf removing apparatus 1a of this example, and the pressure medium ejection means 11 is provided.
Is not installed. The loaded green onions 2 are transported in the same manner as in the previous example by a conveyor having the same structure as the above-mentioned green onion skin and unnecessary leaf automatic removal device 1 and the leaf holding and conveying conveyor 4, and the sludge skin of the white root portion 5 is peeled off. Is done. Next, the base 7 of the white root 5 is held by the white root holding conveyor 8 similar to the previous example, and the leaf 3 is held by the guide pipe 10a.
Unnecessary leaves and dead leaves are removed. As shown in FIG. 6, the green onions that have completed this step fall downward by a chute 25 connected to the guide pipe 10a and are collected as clean products. Note that the automatic onion hull and unnecessary leaf removing apparatus 1a of this example is a simple type which is applied when a collection place that does not require the transfer conveyor 24 in the final step is used and is simply used.

The green onions 2 differ in length, shape and hardness. Therefore, the position of the guide member 12 is adjusted as described above, and the type of the nozzle fixed to the ejection ports 18 and 22 of the first and second pressure medium ejection sections 6 and 9 is selected according to these. As a result, the sludge outer skin of the white root portion 5 is peeled and removed, and unnecessary leaves and dead leaves are reliably and completely removed. Further, the pressure medium is not limited to compressed air, but may be high-pressure water or the like. In the above description, the detailed structure of each part is not particularly limited, and a known technique may be appropriately applied.

[0023]

【The invention's effect】

1) According to the apparatus for automatically removing husks and unnecessary leaves of green onions according to claim 1 of the present invention, the peeling and removal of the hulls of harvested green onions and the removal of unnecessary leaves and dead leaves can be performed reliably and automatically. In this way, it is possible to efficiently produce a stable and cleaned leek without any scratches. In addition, the burden on the operator is small due to the automatic work, and the stain on the periphery is also small as compared with the manual work. 2) According to the apparatus for automatically removing unnecessary onions and garnets of green onions according to the second aspect of the present invention, the sludge hulls of the white roots of green onions are sequentially arranged from the boundary with the leaves toward the base end. Almost completely and smoothly peeled by the ejected pressure medium, and stable peeling is performed. 3) According to the apparatus for automatically removing unnecessary husks and unnecessary leaves of green onions according to claim 3 of the present invention, the leaves are supported by the guide pipe, and the unnecessary leaves around the leaves are pressurized by the pressure medium ejected from the guide pipe. And the dead leaves attached are almost completely removed. 4) According to the apparatus for automatically removing unnecessary onions and husks of green onions according to the fourth aspect of the present invention, the leaves are held in a substantially horizontal state from the hanging state by the inclined guide pipe, and the leaves are kept in a stable state. It is sent to the next process side. 5) According to the apparatus for automatically removing unnecessary onions and husks of green onions according to claim 5 of the present invention, by providing the pressure medium ejection means, the leaves of green onions holding the base end of the white root are sandwiched. Is held in a substantially horizontal posture, and the delivery to the next process is easily performed. 6) According to the apparatus for automatically removing unnecessary skins and onions of onions according to claim 6 of the present invention, the guide members are arranged so that their positions can be adjusted at the time of carrying in, so that the onions having different lengths and shapes are carried in. The posture is unified, and the leaves are held and transported by the leaf holding carrier at a position where the holding posture is good. In addition, the boundary between the white root and the leaf is set at a substantially constant position, and the peeling of the outer skin is performed stably. 7) According to the apparatus for automatically removing unnecessary hulls and unnecessary leaves of green onions according to the seventh aspect of the present invention, since the white root sandwiching and conveying conveyor and the leaf sandwiching and conveying conveyor are superposed and arranged, delivery between the conveyors is achieved. It is performed smoothly. 8) According to the apparatus for automatically removing unnecessary hulls and onions of green onions according to claim 8 of the present invention, both conveyors hold the green onions via the flexible material, so that the green onions are not damaged. 9) According to the apparatus for automatically removing unnecessary onions and husks of onions according to the ninth aspect of the present invention, the nozzle fixed to the spout is detachably formed and corresponds to the size, shape and hardness of the onions. Since it can be replaced with an appropriate one, peeling of the outer skin and removal of unnecessary leaves are reliably performed.

[Brief description of the drawings]

FIG. 1 is a front view showing the overall schematic structure of an embodiment of an automatic onion hull and unnecessary leaf removing apparatus of the present invention.

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a side view of FIG. 1 showing a structure around a leaf holding and conveying conveyor of an apparatus for automatically removing unnecessary husks and unnecessary leaves of the onion of the present invention.

FIG. 4 is a side view of FIG. 1 showing the surroundings of the onion skin and the automatic cleaning apparatus for removing unnecessary leaves of the onion according to the present invention;

FIG. 5 is a side view of FIG. 1 showing the periphery of the white root nip-conveying conveyor and the pressure medium jetting means of the apparatus for automatically removing unnecessary hulls and unnecessary leaves of green onions according to the present invention;

FIG. 6 is a front view showing the overall schematic structure of another embodiment of the automatic onion hull and unnecessary leaf removing apparatus of the present invention.

FIG. 7 is a top view of FIG. 6;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Leek outer skin and unnecessary leaf automatic removal apparatus 1a Leek outer skin and unnecessary leaf automatic removal apparatus 2 Leek 3 Leaf part 4 Leaf holding conveyance conveyor 5 Shirahone part 6 First pressure medium ejection part 7 Base end part 8 Shirane sandwiching and conveying conveyor 9 Second pressure medium ejecting section 9a Second pressure medium ejecting section 10 Guide pipe 10a Guide pipe 11 Pressure medium ejecting means 12 Guide member 13 Base table 14 Leaf conveying conveyor 15 Leaf sandwiching conveyor 16 Deceleration Machined motor 17 Ejector 18 Spout 18a First spout 18b Last spout 19 Shirane part conveyer 20 Shilane pinching conveyor 21 Motor with reducer 22 Spout 23 Fan 24 Transfer conveyor 25 Chute

Claims (9)

[Claims] 1. A removing device for automatically peeling off and removing sludge husks and unnecessary leaves of green onions, said leaves being transported to a next process side while holding the leaves of said green onions carried substantially horizontally. A first part for ejecting a pressure medium onto a white root portion of the green onion during transportation to release the sludge skin of the white root portion.
A pressure medium ejection portion, a white root portion nipping transport conveyor that is provided in series with the leaf portion nipping transport conveyor, and nipping the base end of the white root portion and transporting it to the next process side, and being nipped by the white root nipping transport conveyor. A second pressure medium ejection section for ejecting a pressure medium to the leaves of onions to remove unnecessary leaves and extraneous matter; 2. The first pressure medium ejection portion includes a plurality of ejection ports arranged obliquely with respect to a direction in which green onions are transported, and the ejection ports are arranged from an upstream side to a downstream side. 2. The onion skin and unnecessary leaf automatic according to claim 1, wherein the arrangement on the side is formed at a position corresponding to a base end of the white root from a boundary portion between the white root and the leaf. 3. Removal device. 3. A guide pipe for supporting the leaf portion is disposed at the second pressure medium ejection portion, and an ejection port for ejecting the pressure medium toward the leaf portion is provided in the guide pipe in the transport direction. 2. The apparatus for automatically removing unnecessary hulls and onions of green onions according to claim 1, wherein a large number of the onions are provided along the outer surface. 4. The onion skin and unnecessary leaf automatic removal according to claim 3, wherein the guide pipes are disposed obliquely upward from the upstream side to the downstream side in the conveying direction. apparatus. 5. The second pressure medium ejection section is provided with a pressure medium ejection means for holding the base portion of the white root portion and holding the leaf portion in a hanging posture in a substantially horizontal state. The apparatus for automatically removing husks and unnecessary leaves of green onions according to claim 1 or 3, characterized in that: 6. A guide member for positioning a base end of a white root portion of green onions to be carried in at a predetermined position is arranged on a carry-in side of the first pressure medium ejection part, and the guide member is provided with: The apparatus for automatically removing unnecessary onions and husks according to claim 1, wherein the set position is formed so as to be adjustable according to the length of the green onions to be carried in. 7. The green onion skin and unnecessary leaves according to claim 1, wherein the white root holding conveyor is arranged such that the upstream side overlaps with the downstream side of the leaf holding conveyor. Automatic removal device. 8. The green onions according to claim 1, wherein the leaf-holding / conveying conveyor section and the white root-holding / conveying conveyor have a flexible member formed on the holding side to prevent the leaf section and the white root section from being crushed. Skin and unnecessary leaf automatic removal equipment. 9. A skin of a green onion according to claim 1, wherein a nozzle having an arbitrary outlet diameter and shape is detachably fixed to said outlet of said first and second pressure medium outlets. ， Automatic removal device for unnecessary leaves.