JPS63173515A - Stalk and leaf cutter of onion - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] (Objective of the Invention) (Industrial Application Field) The present invention relates to an onion stem and leaf cutting device, which mainly cuts the onion stems and leaves picked up by an onion harvester and arranges them downward. Regarding things to cut.

(Prior Art) Conventionally, this rod-shaped onion stem and leaf cutting device uses, for example, a pair of conveying rollers each having an elastic conveying protrusion spirally wound around the outer periphery in the 5IIl17'lI direction, and the rollers are moved inside each other at an appropriate interval J3. circular pelvises that are rotatably mounted in parallel with each other and rotated inwardly with a gap of a predetermined size to guide the onion stems and leaves to the discharge ends of the pair of conveyor rollers. is rotatably provided, and a cutter is provided at the lower part of one of the circular pelvises and rotates in pressure contact with the circumferential surface of the other circular receiving plate, and this cutter rotates in pressure contact with the circumferential surface of the other circular pelvis at all times. A spring-biased configuration has been proposed.

(Problem to be Solved by the Invention) According to the above configuration, a gap of a predetermined size is formed between the circular pelvises that are rotated inwardly to guide the stems and leaves of the When cutting the stems and leaves, this ferrule is not supported, so the cutting of the stems and leaves by the cutter is unstable and lacks reliability, and the cutting length becomes uneven. If the onion is fed in an inclined state, the stems and leaves will be cut diagonally, resulting in uneven cutting lengths.Furthermore, the onion may stagnate due to the unreliable feeding of the onion due to the circular pelvis. Since the driven shaft is biased by a spring so that it is always in pressure contact with the circular pelvis, there is a risk that the cutter blade may break or be damaged depending on the l!lM force, and the structure becomes complicated. have.

Therefore, the present invention has been made in consideration of the above points, and it is possible to reliably hold the onion leaves before cutting them, thereby stably and reliably cutting the onion leaves.
The length of the cut will not be uneven, and the onion with its stems and leaves cut will be fed out without stopping, and the cutter will be prevented from breaking or being damaged. The object of the present invention is to provide an onion cutting device.

[Structure of the invention]

(Means for Solving the Problems) The onion foliage cutting device of the present invention includes at least a pair of rotatable conveyance rollers that convey the onion and carry out the onion foliage while controlling its posture downward; The pair of conveyor rollers are rotatably provided inwardly at the outer ends of the conveyance rollers, and support and convey the onion between their respective upper surfaces, while pinching the onion stems and leaves between their respective outer peripheries. The apparatus is equipped with a pair of onion supports, and a cutter provided at the lower part of the onion supports for cutting the pinched stems and leaves.

, (For 4) According to the onion stem and leaf cutting device of the present invention, when the pair of conveyance rollers are rotated inwardly, and the onion is carried onto the pair of conveyance rollers, the onion is cut into the pair of conveyance rollers. While being transferred between conveyance rollers and conveyed in the axial direction,
The onion stems and leaves are guided and conveyed between a pair of conveyance rollers, and therefore, one onion stem and leaves are introduced between a pair of conveyance rollers, and their posture is adjusted so that they hang in the direction in which they are carried out. It is carried out from the end. The onion is carried onto a pair of onion supports that rotate inwardly, and the stems and leaves of the onion are held between the outer peripheries of the pair of onion supports. The onion is moved in the carrying-out direction by the rotation of the body, and the pinched stems and leaves are supplied to a cutter, which cuts them from a predetermined D'JM, and the onion is smoothly carried out.

(Example) Hereinafter, an example of the present invention will be described based on the accompanying drawings.

In the figure, reference numeral 1 denotes the machine frame of the Tamoso collecting machine, and the front part of this machine frame 1 includes a running wheel 2, an excavation body 3, a first conveyor 4, and an unloading end of this first conveyor 4. A second conveyor 5, which is inclined upward facing the loading section, is provided so as to be able to accompany the conveyor 5 at will. Further, on the machine frame 1, an onion conveying device 56 and an engine 7 are provided, and at the bottom of the machine frame 1, 3! A continuous track belt 9 is provided which is driven by the engine 7 via a moving medium 8 and can accompany the engine 7 .

Further, a chute body 10 is provided between the delivery end of the second container 5 and the delivery part of the onion conveying device 6. Further, the first conveyor 4 and the second conveyor 5 are interlockingly connected to the engine 7 via interlocking media 11 and 12, respectively.

The onion conveying device 6 is provided with a pair of side frames 13.13 facing each other on both left and right sides of the machine frame 1, and between the pair of side frames 13.13, stem ribs of onions a are placed between the pair of side frames 13.13. A plurality of sets of conveying rollers 16, each consisting of a pair of conveying rollers 515.15 arranged in parallel with a predetermined interval 14, are rotatably mounted on shafts in parallel. In addition, the pair of conveyor rollers 15, 15 in each set is
A plurality of sets of transport rollers 1G, which are rotatably mounted inwardly to introduce the stems and leaves between the pair of transport rollers 15 and 15, are It is interlocked and connected to the engine 7 via an interlocking medium 17 and a σ transmission 18. The pair of conveyor rollers 15.15 in each set are elastic conveyors in the shape of a 1ill+11 long plate made of an elastic member such as a canvas-filled rubber plate having a large number of elastic protrusions 20, 2On on the outer periphery in the length direction. Projection 21
．． 21 is helically locked at a predetermined pitch, and this elastic conveying protrusion 21.21 has a feeding surface portion 22 on the front edge side in the width direction.
．． A large number of elastic protrusions 20.2 (In) are formed at predetermined intervals in the width direction on the vicinity of the trailing edge on the opposite side from 22. The pitch between them is formed by a pitch that can transport the ball Ra.

Further, the pair of conveyance rollers 15.15 are formed of synthetic resin into a hollow cylindrical shape, and a rotating shaft 24.24 is inserted into the hollow portion 23.23. At both ends of the
．． 25, and this rotating shaft 24.24
Both ends of the shaft are rotatably mounted via bearing bodies 26.26, and one end of each rotating shaft 24.24 is connected to the shaft of the ill! l
! Each sentence is connected to each other so that it rotates inward through the body! IJ is connected. - One end of the rotating shaft 24 at the side is connected to the interlocking medium 17 and the mission 1.
The engine 7 is interlocked with the engine 7 via the engine 8.

Next, a pair of conveyors [1-ra 15, 1
A stem and leaf cutting device 21 that rotates inward to cut the stems and leaves of onion a is provided at each of the delivery ends of the onions 1 and 5, and a stem and leaf cutting device 21 that rotates inward to cut the stems and leaves of the onion a is provided at the rear part of the stem and leaf section 27. A horizontal conveyor 28 that conveys the onions a that have been renovated and removed.
A container 29 for storing balls is provided at the discharge end of the traverse conveyor 28.

The stem and leaf cutting device 27 is connected to a connecting frame t131 to a support frame 30 provided between the pair of side frames 13°13 near the rear ends thereof.
are integrally attached in the left-right direction, and in the left-right direction of this connection frame 31, a support frame 32 is attached to the lower part of the discharge end of the pair of conveyance rollers 15, 15 in each set.
A mounting plate 33 on the lower side of the support frame 3 is fixed to the support frame 3.
A large number of support pieces 34, 34 each consisting of a pair of support pieces 34 and 34 protruding from the upper inner side of
．． The bearing bodies 26, 26 are fixed onto the upper support pieces 34, 34, respectively, which project into the discharging ends of the bearings 15, respectively. Further, a pair of conveyance rollers 15 in each set are attached to the inner side of the plate 33 of the support frame 32. +
A large number of mixer cases 35.35 corresponding to the lower part of the discharge end of each mission case 35.
The lower portions of a pair of drive shafts 39 and 39 are rotatably inserted through the insertion hole 37 of the horizontal plate portion 36 of the support frame 32 through the upper bearing 38 into the support frame 35. The lower ends of the shafts 39, 39 are the lower bearings 40.4
It is rotatably supported at 0. Further, a spline shaft portion 42.42 having a spline, N, 41 in the axial direction is formed at the upper end portion of the drive shafts 39, 39 in each set, and a pair of disc-shaped Cutter 43.43 and a pair of onion supports, ? 4
．． An insertion hole 45 whose center portion is a spline hole.
．． 45, and a nut 46.46 is fastened to a screw portion n6 formed at the upper end of the spline shaft portion 42.42.

A pair of onion supports 44.44 in each set (2) have a disk body 47.47 spline-fitted to the spline shaft portion 42.42, and the outer periphery of this disk body 47.47. A disc-shaped clamping ring 48 made of a soft elastic material such as rubber
．． 48 are integrally fitted together. The clamping rings 48, 48 of the pair of onion supports 44, 44 are rotated in the L direction on the opposing inner sides of the outer periphery, and the inner pressure contact part 49 is rotated and press-contacted with this phase U. ．．
49 is rotated while being slightly elastically deformed in the radial direction, so that -IJ's onion support/III, 44 is rotated in contact with IT of phase η. The radius on the pressure contact portion 49, 49 side is smaller than the radius on the outside portion side which does not rotate by the amount of elastic deformation, so that the pressure contact portion 49 and 49 rotate. And a pair of onion supports 4
The edge of the stem and leaf of onion a is held between the pressing parts 49 and 49 of 4.44, and this holding ring 48
．． Onion a is supported and conveyed between the upper surfaces of 48.

Further, the pair of cutters 43.43 spline-fitted to the spline shaft portions 42.42 are formed into a disc shape with a diameter slightly smaller than the diameter of the pair of onion supports 44.44. The formed blade portions 50.degree. 50 are vertically overlapped at the opposing inner portions and are slidably rotated. In addition, cutters 43 superimposed on the upper and lower sides
．． A coil spring 51 is wound around the drive shaft 39 of 1h having the cutter 43 located at the lower part of the shaft 43.
This coil spring 51 causes the lower cutter 4 to
3 is energized with respect to the cutter 43 on the upper side thereof, so that the mutual blade parts 50.degree. 50 are rotated in sliding contact with each other at all times.

Next, mission case 3 for each pair above.
In 5.35, an input @52.
The inner end of the input shaft 52 is protruded, and the inner end of the input shaft 52 and the pair of drive shafts are connected to each other. It is rotatably connected to one part of the II shaft 39.39 via two vehicle i-structures 53.53 which are attached at vertically shifted positions. Further, the outer ends of the input shafts 52, 52 in each set are rotatably connected via a pulley 54 and a belt 55. I! The human power mechanism 52 at the outer end is further operatively connected to the transmission 18 via a pulley 56, a bell 1-57, and an interlocking shaft 58. In addition, the interlocking shaft 58 and the lateral feed conveyor 2
It is connected to the drive shaft 59 of No. 8 via a Uniper joint 60. As a result, the pair of onion supports 44, 44 in each set are connected to the respective drive shafts 3.
9.39, so that they are interlocked and rotated inwardly with respect to each other.

Next, the operation of the above configuration will be explained.

The engine 7 is driven to move the machine, and the power from the engine 7 causes the first conveyor X74 and the second conveyor 5 to move along in the M direction in FIG. ] - A pair of conveying rollers 15, 15 in each group in the roller group 16 and a pair of onion supports 44 in the roller group 16.
．． 44 and the cutter 43.43 are rotated inwardly in phase n and the cross conveyor 28 is entrained laterally.

Then, m12 of onions a are dug up by the digging body 3, or the root-cut onions a are scooped up, and the soil is shaken off from the balls 9a by the first and second conveyors 4.5. while being conveyed to the second conveyor A = 5
The onion conveying device 6 is transferred from the unloading end of the
is carried into the carrying-in section of the carrying roller group 16. Moreover, each onion a carried into this conveyance roller group 16 is transferred to a pair of conveyance rollers 1 in each set that are mutually rotated inwardly.
5.15, and the balls M, a on the pair of conveying rollers 15.15 in each set are transferred to the pair of conveying rollers by the feeding surface portions 22.22 of the respective elastic conveying protrusions 21.21. 15.15 and is conveyed in the conveying direction, and the +ib of each onion a is transported to its immediate vicinity by a large number of elastic protrusions 20°2On protruding from the elastic conveying protrusions 21.21. is locked and introduced downward from within the interval 14 between the pair of conveyance rollers 15. 15
．． It is transported to the unloading end section of No. 15. The onions a on the pair of conveyance rollers 15.15 in each set are conveyed from their conveyance ends to the space between the pair of onion supports 44, 44, respectively, and the stems and leaves of each onion a are The adjacent portions of the onion supports 44.44 are held in a downwardly hanging state between the outer peripheral portions of the pair of onion supports 44.44, that is, the pressure contact portions 49.49 inside the clamping rings 48.48, and By the rotation of the supports 44, 44, the onion a is conveyed in the unloading direction, and the stems and leaves of the onion a held between the pressure contact parts 49, 49 are directly transferred to the overlapped blade part 50 of the cutter 43, 43. .50 questions are supplied and this upper and lower blade part 50.5
On the other hand, the onion fia is cut from a predetermined position and exterminated by the onion support 44, 44, and is carried into the cross-feeding competition 1728 by the rotation of the pair of onion supports 44, 44, and is transported and stored in the container 29. Ru.

In this case, the pair of onion supports 44.44 have clamping rings 48.48 made of an elastic member on the outer periphery, and the clamping rings 48.48 are made of elastic members.
8.48 opposing inner pressure contact rotating pressure contact parts 49.4
Since the stems and leaves of the onion a are held in 9, the stems and leaves are securely held in a downwardly hanging state, and the onion ga is also held in position in 5, whereby the cutters 43 and 43 cut and remove the stems and leaves. is performed reliably in the designated position, and
Onion a is reliably conveyed toward the lateral conveyor 28.

Furthermore, the pair of cutters 43.43 are formed to have a smaller diameter than the respective pair of onion supports 44.44, so that after the stems w and b are held between the pair of onion supports 44.44, this stem 1b is Since the stem rJb is cut by the cutters 43 and 43, the stem rJb is cut accurately and reliably.

In addition, since one cutter 43 is always urged toward the other cutter 43 by the coil spring 51, there is no gap between the blades 50, 50 of the blades, and this allows cutting of the stem zb. Removal is ensured.

Next, in the above embodiment, the pair of cutters 43 and 43 were explained as having flat plate shapes.
However, the present invention is not limited to this, and for example, as shown in FIGS. 6 and 7, disc cutters 62 and 62 each having a corrugated blade portion 61 may be rotated in opposition to each other.

Further, in the above embodiment, the case where the pair of onion supports 44, 44 are formed horizontally with the upper surface portions supporting the onions a, but is not limited to this, for example, as shown in FIG. The upper surface portion may be formed by an inclined surface portion 63, 63 that is gently sloped downward toward the peripheral edge. In this case, the cutting length of the stems and leaves can be shortened by forming the upper surface portion thinly or flatly.

Furthermore, the above-mentioned inclined surface portion 63.63 and the above-mentioned actual /1! The horizontal upper surface in this example may be formed by a wavy upper surface G5 formed by repeatedly forming uneven portions 64 as shown in FIG.
6 may be provided protrudingly.

With these, onion a can be transported even more reliably. The pair of onion supports 114, 440 and the clamping rings 48, 48 may be formed hollow or solid as long as they are elastically deformable.

[Effects of the Invention] According to the present invention, the onion can be fed between a pair of onion supports by reliably arranging the stems and leaves of the onion in a downward direction using a pair of conveying rollers, and the onion can be fed between the pair of onion supports. The downward facing foliage can be securely held between the outer periphery of the pair of onion supports before cutting, and as a result, the onion and foliage are reliably held in position, so the foliage can be stably and securely cut by the cutter. There is no chance that the onion will be cut and the cut length will be uneven, and the onion with the stems and leaves cut can be fed out reliably, there will be no chance of the onion being stagnant without being fed out, and furthermore, the cutter will not break.・Can prevent damage. Therefore, it is possible to provide an onion foliage cutting device with a simple configuration and excellent workability.

[Brief explanation of the drawing]

The figures show one embodiment of the present invention, in which Fig. 1 is a plan view of a part of the onion stem and leaf cutting device, Fig. 2 is a h-plane view of the improvement section A-A, and Fig. 3 is a partial plan view of the onion stem and leaf cutting device. Figure 4 is a sectional view taken along line B-B in Figure 1, Figure 5 is a side view of a harvesting bin equipped with a cutting device for cutting improved onions, Figure 6 is a sectional view taken along line C-C in Figure 1, fruit 1fA
FIG. 7 is a plan view of the cutter showing VA, FIG. 7 is a side view of the same as above, FIG. 8 is a sectional view of a stem and leaf cutting device showing another embodiment, and FIGS. 9 and 10 are onion supports showing other embodiments. FIG. 14... Interval, 15... Conveying roller, 21... Elastic conveying protrusion, 43... Cutter, 44... Onion support, 50...
・Blade part, 51... Spring, a... Onion, b... Stem and leaf.

Claims (3)

[Claims] (1) At least a pair of rotatable conveyance rollers that convey onions and convey the onion stems and leaves while controlling their posture downward; a pair of onion supports which are rotatably provided toward the top surface portions and support and convey the onion between the respective upper surface portions and sandwich the stems and leaves of the onion between the respective outer peripheral portions; An onion foliage cutting device comprising: a cutter for cutting the pinched foliage. (2) The pair of onion supports are each formed into a disk shape,
The onion foliage cutting device according to claim 1, wherein each of the outer peripheral portions that rotate in contact with each other are formed to be elastically deformable so as to press and hold the foliage. (3) The cutter is formed into a small-diameter disc shape from a pair of onion supports, and the blades that face each other and cut the stems and leaves are energized so that they constantly slide and rotate in the upper and lower directions. An onion stem and leaf cutting device according to claim 1 or 2.