JP2003334052A - Field crop peeler - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a field crop peeler which can accurately and surely perform works for peeling and cutting various field crops to even lengths without deforming the cut portions and peeled portions of the field crops. <P>SOLUTION: A portion near to a cutting position set to the leaf portion Ac of a Welsh onion A and approximately facing the rotary blade 51a of a leaf-cutting unit 51 constituting a leaf cutter 50 is held with the holding members 26a, 26a of a holding unit 26 constituting a peeling device 25 and then continuously or intermittently transported approximately synchronously with the transport speed of a transport conveyer 2. Unnecessary skins Ae covering the stem portion Ab of the Welch onion A are peeled and separated with a peeling unit 28, and the leaf portion Ac of the Welch onion A held with or released from the holding unit 26 is cut with the rotary blade 51a of the leaf-cutting unit 51. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a crop used for separating unnecessary or edible epidermis covering agricultural crops such as leeks, burdock roots, asparagus, cucumber, eggplant, carrots and potatoes. A skinning device.

[0002]

2. Description of the Related Art Conventionally, when the above-mentioned leeks of the above-mentioned examples were shipped to the market, the unnecessary or edible epidermis covering the outer surface of the stalks of the leeks was manually separated. Because of the time and time consuming, devices for mechanically separating the onion epidermis are already commercially available. An example of such a device is a peeling device that blows air discharged from a nozzle onto the outer surface of a stalk of a scallion and removes unnecessary epidermis on the outer surface of the stalk from the leaf side toward the root side. 10-1
No. 08657 and Japanese Patent Laid-Open No. 2001-163).

[0003]

However, when the above-mentioned leeks are held and conveyed by a holding means such as a belt or a sandwiching plate, the leeks are broken or bent and cut. It is difficult to accurately cut the leaf part of the welsh onion because it is transformed into a state unsuitable for work and peeling work.
In addition, since the air blowing position on the stalk of leeks is not constant, there is a problem in that the unnecessary epidermis covering the stalk of the scallion cannot be stripped off neatly.

As another separating method, for example, there is a peeling device (Japanese Patent No. 2980166) for holding the onion in a substantially horizontal direction by a conveying means and separating it, but the leaf part of the onion is bent or bent. It becomes difficult to work properly, and it is difficult to cut the leeks accurately. In addition, the mechanical vibration that occurs during transportation easily shifts the placement position of the leeks and changes the air blowing position, so that the unnecessary epidermis covering the stalks of the leeks cannot be stripped off cleanly. Have a point.

In view of the above problems, the present invention holds the portion close to the cut portion of the agricultural product by the holding means so that the cut portion and the peeling portion of the agricultural product are not deformed, and the work of peeling and separating the epidermis of the agricultural product is performed. Another object of the present invention is to provide a crop peeling device that can accurately and surely perform the work of cutting and separating the cut portion of the crop.

[0006]

The present invention provides a holding means for holding a portion near a cut portion of a crop, a peeling means for peeling and separating an epidermis covering a peeling portion of the crop, and And a cutting means for cutting and separating a cut portion of a crop that is held or held by the holding means.

The above-mentioned agricultural products include, for example, leek A and burdock,
It can be composed of cucumber, eggplant, carrot, long potato, etc. The cutting position of the agricultural product corresponds to, for example, the cutting position of the leaf part Ac substantially facing the rotary blade 51a of the leaf cutting unit 51,
The stripped portion corresponds to the entire length of the stem Ab of the leek A. Further, the holding means can be constituted by, for example, the holding unit 26 and a pair of holding bodies 26a, an arm, a chuck and the like. Further, the peeling means can be composed of, for example, the peeling unit 28, the pair of support arms 36, the air ejection portion 37, and the like. Further, the cutting means can be constituted by, for example, the leaf cutting unit 51, the rotary blade 51a, the fixed blade, the scissors, the fluid spraying type cutter, the laser cutter and the like.

That is, a portion close to the cut portion of the agricultural product to be cut by the cutting means (for example, on the right side of the cutting position set on the leaf Ac of the green onion A substantially facing the rotary blade 51a of the leaf cutting unit 51 or (Left side) is held by the holding means, and the unnecessary epidermis covering the peeled portion of the crop is peeled and separated by the peeling means, and then the cut portion of the crop that is released or held by the holding means is removed. Cut with cutting means.

As an embodiment, a transportation means (for example, a bucket type transportation conveyor 2) for aligning and transporting (for example, continuously or intermittently) the agricultural products in the same direction with the directions aligned.
And belt conveyors, roller conveyors, etc.) and the agricultural products conveyed by the holding means and the conveying means are substantially opposed to each other (for example, moved substantially in synchronization with the conveying speed of the conveying means).
Moving means (for example, tow chains 26h and 26j, movable frame 31, guide rails 32 and 33, tow chain 34)
a, 34b, motors 26i, 26k, 35a, 35b or an air cylinder, a rodless cylinder, a solenoid, a crank mechanism, a cam mechanism, etc.). Further, the cutting means can be provided at a stage subsequent to the peeling means. Further, the holding means can be provided so as to be rotatable in the horizontal direction.

[0010]

According to the present invention, since the portion close to the cut portion of the crop is held by the holding means, the cut portion and the peeling portion of the crop do not break or bend, and are suitable for cutting work and peeling work. Since it can be kept in a suitable state, the skin peeling work for peeling and separating the epidermis of the crops and the trimming work for cutting and separating the cut parts of the crops can be performed accurately and surely, which saves labor and efficiency. You can improve. Moreover, the cutting portion of the agricultural product is cut and separated by the cutting device while the portion near the cutting portion of the agricultural product is held by the holding device, so that the cutting position of the agricultural product is less likely to be displaced, and the alignment accuracy is improved.

[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 drawing shows a crop peeling device used for the work of separating the onion epidermis, which is an example of a crop, and in FIG. 1, the crop peeling device 1 is mounted on a mounting table 2 a of the conveyor 2. When the cut onions A ... Are conveyed to the supply section a, the root cutting section b, the alignment section c, the peeling section d, the leaf cutting section e, and the collecting section f set on the conveyance path, While aligning and holding A in a state suitable for skin peeling work, the root portion Aa and the leaf portion Ac of the leek A are cut and aligned, and the epidermis Ae is stripped and separated.

As shown in FIG. 2, the transport conveyor 2 has a mounting table 2a, which is substantially rectangular in plan view, at a predetermined interval with respect to the entire length of the circulating chain 2b stretched on both sides of the transport path. The mounting and rotation of the orbiting chain 2b in the carrying direction by the driving force of a motor (not shown) with a speed reducer causes the mounting tables 2a ... To move continuously around the carrying direction at a constant speed. In addition, a concave receiving portion 2d for holding the stem Ab of the leek A in a fixed position is provided on the center mounting surface of the mounting table 2a.

The root cutting device 4 arranged in the root cutting section b described above has a root cutting unit 5 for cutting off the root portion Aa of the green onion A.
Are arranged on the left side of the transport path so as to face the root Aa of the leek A protruding to the left side of the mounting table 2a, and the imaging camera 6 images the root Aa side of the leek A transported by the transport conveyor 2. At the same time, the control device 7 individually determines the cut amount of the root Aa based on the image information. In addition, the root-cutting unit 5 determines whether the mounting table 2
a The root Aa of the leek A protruding to the left side is cut by a predetermined amount with a cutting tool such as a rotary blade or a fixed blade. In addition, the above-described trimming device 5 is used, for example, in Japanese Patent Application No. 11-178235.
No. 11-3323693 and the like.

Alignment device 18 disposed in the alignment section c described above.
3, as shown in FIG. 3, the imaging camera 19 that images the stem portion Ab and the leaf portion Ac of the leeks A placed on the placing table 2a.
(See FIG. 3), a control device 22 for determining the skin peeling start portion Ad of the leek A based on the image information output from the image pickup camera 19, and a peeling unit for peeling the peeling start portion Ad of the leek A described later. Alignment unit 23, which aligns and corrects the peeling start position of 28 so as to substantially coincide with the peeling start position.

The above-mentioned image pickup camera 19 is arranged in the upper part of the conveyance path of the root cutting section b so as to be substantially opposed to the boundary portion between the stem portion Ab and the leaf portion Ac, and the image processing device 20 receives the imaged image of the boundary portion. Output. In addition, the image processing device 20 binarizes the image information output from the imaging camera 19 and outputs the binarized image information to the control device 22. Further, the address reading device 21 arranged at the lower part of the transport path is set on the mounting table 2a itself or is set on the mounting table 2a.
The address information set in the conveyor 2 corresponding to a is read, and the address information is output to the control device 22. As the identification means instead of the address information, for example, the unique information of a recording medium (for example, a bar code, an ID card, a magnetic card, etc.) that moves substantially corresponding to the leek A is read or recorded in association with the unique information. The information may be read out or the like.

In the above-mentioned alignment unit 23, a pair of holding bodies 23a are pivotally attached to a lower end portion of a supporting frame 23b arranged on the upper left side of the conveying path so as to be vertically rotatable, and the supporting frame 23b is supported.
Is attached to a guide rail 23d installed on the lower surface of the movable frame 23c so as to be capable of reciprocating in a direction substantially orthogonal to the transport direction, and the movable frame 23c is attached to the guide rails 23e installed on both upper sides of the transport path in the transport direction. It is provided so as to be reciprocally movable in a direction substantially parallel to it.

The chain 2 stretched around the movable frame 23c.
3f is connected to the support frame 23b, and the tow chain 23f
Is rotated in the forward and reverse directions by the driving force of the motor 23g to hold the pair of holding bodies 23a at the holding position for holding the root Aa of the leek A protruding to the left side of the mounting table 2a and the standby position where the feeding of the leek A is allowed. It moves to a position and a correction position for aligning and correcting the peeling start portion Ad of the leek A so as to be substantially opposed to the peeling start position of the peeling unit 28 (for example, in millimeters).

Further, the tow chain 23h stretched above the conveying path is connected to the movable frame 23c, and the tow chain 23
The front end side that starts peeling off the epidermis Ae of the green onion A by rotating the h forward and reverse by the driving force of the motor 23i It reciprocates upward by a predetermined pitch in a manner substantially in synchronization with the transfer speed of the transfer conveyor 2 between the upper side and the upper end side where the stripping is completed.

Further, the gear 23k fixed to the base end side of the holding body 15a is normally and reversely rotated by the opening / closing cylinder 23j attached to the support frame 23b, so that the pair of holding bodies 15a are
The opening / closing operation is performed between a closed state in which the root portion Aa of the leek A protruding to the left side portion of the mounting table 2a is held and an open state in which the conveyance of the leek A is allowed and released.

FIG. 9 shows a block diagram of a control circuit of the aligning device 18. The control device 22 has a CPU, a ROM and a RAM built therein, and the CPU follows the program stored in the ROM and conveys the conveyor 2. The imaging camera 19, the image processing device 20, the address reading device 21, and the alignment unit 2
The image processing apparatus 2 controls the driving and stopping of the image processing apparatus 3.
Based on the image information output from 0 (for example, information about light and dark, color arrangement, reflected light, transmitted light, etc.), the peeling start portion Ad of the leek A to be peeled off by the peeling unit 28 described later.
Is comprehensively judged.

In addition, the peeling start portion A to which the air G discharged from the air discharge portion 37 described later is first sprayed.
Based on d, the moving distance until the peeling start portion Ad of the leek A reaches a position substantially opposite to the peeling start position of the peeling unit 28 is calculated, and the moving distance information,
The address information of the mounting table 2a read by the address reading device 21 is stored in the RAM in association with each other.

When a predetermined number of the mounting tables 2a ... Are moved to the alignment section c, the address information of the mounting tables 2a is read by the address reading device 21, and the moving distance information corresponding to the address information is read from the RAM. Based on the moving distance information, the above-mentioned motor 23g is rotated in the forward and reverse directions, and the pair of holders 2
The green onion A held by 3a is moved in a direction substantially orthogonal to the transport direction, and the movement amount of the alignment unit 23 is individually detected based on the pulse signal output from the motor 23g to drive and stop the motor 23g. Then, the peeling start portion Ad of the leek A is stopped at a position substantially opposite to the peeling start position of the peeling unit 28.

As shown in FIGS. 4 and 5, the peeling device 25 arranged in the above-mentioned peeling section d is a holding unit for holding the leaf Ac side of the leek A protruding to the right side of the mounting table 2a. 26 is attached to the lower right side of the movable frame 31 which is installed substantially above the upper surface of the leaf Ac side and erected on the upper part of the transport path, and the support unit 27 that lifts the root Aa side to a height substantially horizontal to the leaf Ac side is provided. , A lower surface on the left side of the movable frame 31 which is attached to the lower left side of the movable frame 31 so as to substantially face the lower surface on the root Aa side, and which removes and separates unnecessary epidermis Ae from the upper surface on the stem Ab side. Installed on the guide rail 32 installed on the
A plurality of sets are arranged so as to substantially face the leeks A that are conveyed to the stripping section d.

Further, the movable frame 31 is provided so as to be reciprocally movable in a direction substantially parallel to the transport direction with respect to the guide rails 33 provided on both upper sides of the transport path, and the traction chain 34a stretched above the transport path is movable frame. 31 and the traction chain 34a thereof is rotated in the forward and reverse directions by the driving force of the motor 35a to move the units 26, 27 and 28 to the address reading device 21.
Based on the information read by the above, the reciprocation is performed by a predetermined pitch approximately in synchronization with the transport speed of the transport conveyor 2 above the start side where the peeling of the skin Ae of the leek A starts and above the end side where the stripping ends. Moving.

Further, the tow chain 34b stretched around the movable frame 31 is connected to the skinning unit 28, and the tow chain 34b is rotated in the forward and reverse directions by the driving force of the motor 35b, so that the support arm 36 and the air discharge described later are formed. Part 37,
The position of holding the part of the leek A that is lifted by the units 26 and 27 close to the peeling start part Ad and the position of being pulled out from the tip of the root part Aa are substantially orthogonal to the transport direction along the stem part Ab of the leek A. Move back and forth in the direction.

In the holding unit 26, the pair of holding bodies 26a are horizontally rotatable so as to face the leaf Ac of the leeks A with respect to the upper and lower ends of the movable table 26b arranged on the right side of the conveying path. The restoring force of the coil spring 26c attached between the holding body 26a and the movable table 26b causes the leaf spring Ac of the spring onion A to return to the posture of holding the leaf Ac. Also, a rotary blade 51a of the leaf cutting unit 51 described later.
A pair of holding bodies 26a at a portion close to the cutting position set on the leaf portion Ac of the green onion A, that is, the end portion on the right side of the cutting position of the leaf portion Ac protruding to the right side of the mounting table 2a. Hold.

A portion of the onion A near the peeling start portion Ad and a portion on the right side of the cutting position of the leaf portion Ac are provided with a pair of holders 2.
It may be held by 6a. In addition, by attaching a flexible elastic body such as sponge rubber or urethane rubber to the holding surface of the holding body 26a, the green onion A is held in a posture in which it is lowered from the leaf portion Ac side toward the root portion Aa side. To do.

The pair of holders 26a may be rotationally restricted or rotationally fixed so as to face a specific direction. Also,
A concave receiving member (not shown) that holds the leaf Ac side of the leek A in place may be provided on the holding surface of the lower holding body 26a.

Further, the rod of the lifting cylinder 26d fixed to the lower surface of the movable table 26b is connected to the lower holding body 26a, and the lower holding body 2 is operated by the operation of the lifting cylinder 26d.
6a, the root Aa of the green onion A is pressed against the upper holding body 26a, and the root Aa side is held in a state of being lifted from the mounting table 2a, and the pressing on the upper holding body 26a is released. Moves up and down to the lowering position where the conveyance of is allowed.

In the above-mentioned support unit 27, a substantially Y-shaped support body 27a as viewed from the side faces the lower surface of the pedestal Ab of the leek A protruding from the left end portion of the mounting table 2a, and the lifting table 27b.
The support frame 27a is lifted up by the lifting cylinder 27c fixed to the lower surface of the lifting table 27b so that the stalk Ab of the leek A is lifted above the loading table 2a, and the transfer and loading table 2a of the leek A. Moves up and down to the descent position where the movement of is allowed.

The peeling unit 28 described above is shown in FIGS.
As also shown, the stem Ab of the leeks A lifted by the above-mentioned holding unit 26 is changed to the air discharger 3 described later.
The air G discharged from 7 is discharged toward the outer surface of the stem Ab of the leeks A held by the pair of support arms 36 and the pair of holding bodies 26a, which holds and corrects the air G to be sprayed substantially evenly. It is composed of a pair of air discharge parts 37.

The support arm 36 is fixed to the end of the support shaft 39 supported by the support frame 38, and the connecting rod 40 connected to the middle portion of the support shaft 39 is connected to the interlocking plate 41. Further, the opening / closing cylinder 42 attached to the movable frame 32 rotates the support shaft 39 forward and backward through the connecting rod 40 and the connecting plate 41, and the pair of support arms 36 is held by the pair of holding bodies 26a. It rotates to a closed angle for holding the stem Ab of A and an open angle for releasing the holding.

The above-mentioned air discharge portion 37 is attached to the lower surface of the support frame 38 so as to face the outer peripheral surface of the stem Ab of the leeks A held by the pair of support arms 36, and for example, an air blower for blower or a compressor or the like. Supply source (not shown)
The discharge nozzles 37a and 37b connected to the outer peripheral surface of the stem Ab from which the epidermis Ae has been peeled off, and the peeled epidermis A.
Air G is blown onto the back surface of e, and the unnecessary skin Ae is provided at an angle at which it is peeled off from the leaf Ac side toward the root Aa side.

As shown in FIG. 8, the leaf-cutting device 50 arranged in the leaf-cutting section e projects a leaf-cutting unit 51, which cuts off the leaf Ac of the leeks A, to the right side of the mounting table 2a. One or several units are arranged on the right side of the conveying path so as to face the leaf Ac of the leek A, and a rotary blade 51a composed of, for example, a disc-shaped blade or a plurality of blades is directly connected to the rotary blade 51a. It rotates at a constant speed by the driving force of the motor 51b and cuts a predetermined amount of the leaf portion Ac of the green onion A aligned by the alignment device 18 described above.

Aligning belt 4 arranged in the above-mentioned collecting section f
3 is a green onion A placed on the placing table 2a of the conveyor 2.
The root part Aa of the green onion A is stretched on the left side of the conveyance path so as to face the tip of the root part Aa of the root and guides the root part Aa of the green onion A in a state where the root part Aa is aligned substantially straight in the conveyance direction. Further, as an aligning means instead of the aligning belt 43, for example, a plate-shaped or rod-shaped guide member may be used for alignment.

The illustrated embodiment is configured as described above, and the peeling operation and trimming operation of the green onion A by the crop peeling apparatus 1 will be described below.

First, as shown in FIG. 1, the received or harvested green onions A ... are aligned in a posture substantially orthogonal to the carrying direction with respect to the mounting tables 2a of the carrying conveyor 2 which is moved around the supply section a. And place them one by one, and the root Aa tip,
For example, it is pressed against an aligning portion (not shown) such as a belt or a plate to align it in a state of protruding a predetermined length to the left side of the mounting table 2a, and then supplied to the root cutting device 4 in the root cutting section b.

Next, in the root cutting section b, the root Aa side of the green onion A is cut out by a predetermined amount by the root cutting unit 5 of the root cutting device 4 and cut, and the aligned green onions A are
It is supplied to the alignment device 18 in the alignment section c. In addition, as shown in FIG. 2, the boundary portion between the stem Ab and the leaf Ac of the leek A is imaged by the imaging camera 19, and the image information is binarized by the image processing device 20 to be sent to the control device 22. Output. The control device 22 individually determines the peeling start portion Ad of the leek A based on the image information output from the image processing device 20, and the peeling start portion Ad of the leek A peels the peeling unit 28. The moving distance until reaching the start position is calculated, and the moving distance information and the address information of the mounting table 2a read by the address reading device 21 are stored in the RAM in association with each other.

Next, in the aligning section c, as shown in FIG. 3, the aligning units 23 of the aligning device 18 are transported by a predetermined pitch substantially in synchronization with the onions A transported by the transport conveyor 2. While moving in the direction, the root Aa of the leek A protruding to the left side of the mounting table 2a is moved to the pair of holding bodies 23a.
Hold in. In addition, the control device 22 uses the address reading device 2
Onion A held by the pair of holders 23a based on the moving distance information corresponding to the address information of the mounting table 2a read in 1
Is moved individually in the direction substantially orthogonal to the transport direction,
The stripping start portion Ad of the leek A is aligned and corrected to substantially match the stripping start position of the stripping unit 28, and is supplied to the stripping device 25 in the stripping section d.

Next, in the peeling section d, as shown in FIGS.
As also shown in FIG. 5, the holding unit 26, the support unit 27, and the peeling unit 28 of the peeling device 25 are conveyed in the conveying direction by a predetermined pitch in substantially synchronization with a predetermined number of leeks A conveyed by the conveyor 2. The pair of holders 26a forming the holding unit 26 are moved to the right end portion near the cutting position of the leaf portion Ac projecting to the right portion of the mounting table 2a while moving the holder unit 26a.
Is held and lifted, and the root Aa side of the green onion A protruding to the left side of the mounting table 2a is lifted to a predetermined height by the support body 27a of the support unit 27 and supported substantially horizontally.

Next, as shown in FIGS. 6 and 7, the air G discharged from the air discharger 37 is corrected by the support arms 36 and 36 of the peeling unit 28 while the stem Gb is corrected. Spray on the peeling start part Ad, leek A
Unnecessary epidermis Ae is separated and removed all at once toward the root Aa side. Moreover, the support unit 27 is once lowered immediately before the peeling unit 28 reaches the root portion Aa side, the peeling unit 28 is pulled out from the root portion Aa, and then the support unit 27 is raised again to be supported. If the epidermis Ae hangs down from the lower end of the root portion Aa, for example, it may be pulled by a pair of separating rolls, a sandwiching means such as a chuck or an arm, or a suction means such as an intake blower or a vacuum pump. You may separate and remove it.

Next, after the support by the holding unit 26 and the support unit 27 is released, the peeled green onion A is placed again on the placing table 2a, and then the leaf cutting section e of the leaf cutting device 5
Supply to 0. In the leaf-cutting section e, as shown in FIG. 8, after the leaf part Ac side of the green onion A projecting to the right side of the mounting table 2a is cut out by a predetermined amount by the rotary blade 51a of the leaf-cutting unit 51 and cut and aligned, The collection section f is brought into contact with or pressed against the aligning belt 43, and is transported to the next step (for example, a sorting step or a box packing step) while being aligned substantially straight in the transport direction. Hereinafter, in the same manner as described above, the trimming work of the leek A, the aligning work, and the peeling work are continuously performed.

As described above, the mounting table 2 of the conveyor 2
a The right end portion close to the cutting position set on the leaf portion Ac of the leek A protruding to the right side portion is conveyed while being held by the pair of holding bodies 26a constituting the holding unit 26, and the peeling unit 28 is used to cut the leek. After peeling and separating the epidermis Ae of A, holding by the holding unit 26 is released, and the leaf portion Ac of the peeled green onion A by the peeling unit 28 is cut and separated by the rotary blade 51a of the leaf cutting unit 51. Since the stalks Ab and the cut portions of the leaves Ac are not bent or bent, they can be kept in a substantially straight state suitable for peeling and cutting work. It is possible to accurately and surely perform the peeling work for peeling and separating the epidermis Ae and the aligning work for cutting and separating the leaf part Ac of the leeks A, which can save labor and improve efficiency. .

FIG. 10 shows another embodiment of the peeling device 25, which is a pair of holding bodies 26a constituting a holding unit 26.
To the upper and lower support frames 26g installed on the left side of the transport path, the support unit 27 and the peeling unit 28 to the support frame 30 installed on the upper left side of the transport path, and a predetermined number of spring onions A ... Since the driving operation is performed in synchronism with the carrying operation of the carrying conveyor 2 which moves intermittently with respect to the stripping section d, it is possible to obtain substantially the same actions and effects as those of the above-described embodiment.

FIG. 11 shows another embodiment of the holding unit 26, in which the holding unit 26 is attached to a guide rail 32 installed on the movable frame 31 (or the support frame 30) and stretched on the movable frame 31. Holding unit 26h
And the traction chain 26h is rotated forward and backward by the driving force of the motor 26i to reciprocate the holding unit 26 in a direction substantially orthogonal to the transport direction.

That is, the leaf Ac side of the green onion A projecting to the right side of the mounting table 2a is held by a pair of holding bodies 26a constituting the holding unit 26 and moved in a direction substantially orthogonal to the conveying direction to move the green onion A. Since the stripping start portion Ad is aligned and corrected so as to be substantially aligned with the stripping start position of the stripping unit 28, it is possible to achieve an operation and an effect substantially similar to those of the above-described embodiment. In addition, since it has the function of aligning and holding the leek A, it is not necessary to separately provide the aligning device 18 described above, and the configuration of the entire device can be simplified.

Further, the tow chain 26j stretched on the upper right side of the conveying path is connected to the movable frame 31.
6j is rotated in the forward and reverse directions by the driving force of the motor 26k, and the holding unit 26 is reciprocated or reciprocally moved in a direction substantially parallel to the conveyance direction substantially in synchronism with the conveyance speed of the conveyor 2 to hold the holding unit 26. Allium A held by 26
Since the leaf cutting device 50 continuously cuts a predetermined amount of the leaf portion Ac, the cutting position of the leaf portion Ac is unlikely to be displaced, and the alignment accuracy is improved. In addition, the units 26 and 2 shown in FIG.
It is also possible to move substantially all of 7, 28 in the transport direction.

The construction of the crop peeling apparatus 1 described above can be applied to the work of stripping the epidermis Ae of the green onion A held in, for example, a substantially vertical posture and a substantially diagonal posture.
It is not limited to the configuration of the embodiment.

[Brief description of drawings]

FIG. 1 is a plan view showing an arrangement state of a crop peeling device.

FIG. 2 is a side view showing a method for detecting a peeling start portion by an imaging camera.

FIG. 3 is a side view showing an alignment operation by the alignment device.

FIG. 4 is a plan view showing a peeling operation by the peeling device.

FIG. 5 is a side view showing a holding operation and a peeling operation by the peeling device.

FIG. 6 is a front view showing a peeling operation by the peeling unit.

FIG. 7 is a plan view showing a peeling operation by the peeling unit.

FIG. 8 is a plan view showing a leaf excision operation by the leaf cutting device.

FIG. 9 is a block diagram of a control circuit of the agricultural product peeling device.

FIG. 10 is a side view showing another embodiment of the peeling device.

FIG. 11 is a side view showing another embodiment of the holding unit.

[Explanation of symbols]

A ... Leek Aa ... root Ab ... stem Ac ... Leaf Ae ... Epidermis G ... Air 1… Crop peeling device 2 ... Conveyor 2a ... Mounting table 4 Root cutting device 5 Root cutting unit 18 ... Aligning device 19 ... Imaging camera 20 ... Image processing device 22 ... Control device 23 ... Alignment unit 25 ... Peeling device 26 ... Holding unit 26a ... Holder 28 ... Peeling unit 36 ... Support arm 37 ... Air discharge part 50 ... Leaf cutting device 51 ... Leaf-cutting unit 51a ... rotary blade

Claims (5)

[Claims] 1. A holding means for holding a portion of a crop close to a cut portion, a peeling means for peeling and separating an epidermis covering a peeling portion of the crop, and holding by the holding means is released. A crop peeling device comprising a cutting means for cutting and separating a cut portion of a crop. 2. A holding means for holding a portion of a crop close to a cut portion, a peeling means for peeling and separating an epidermis covering a peeling portion of the crop, and a crop held by the holding means. A crop peeling device equipped with cutting means for cutting and separating a cut portion. 3. A transport means for aligning and transporting the crops in substantially the same direction, and a transport means for moving the crops transported by the holding means and the transport means so as to face each other. Item 1. A crop peeling device according to item 1 or 2. 4. The crop peeling device according to claim 1, wherein the cutting means is provided at a stage subsequent to the peeling means. 5. The agricultural product peeling device according to claim 1, wherein the holding means is provided so as to be rotatable in a horizontal direction.