JP2001017147A - Onion-processing machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an onion-processing machine that has a mechanism for preventing the roots, stems or skins from being entangled or jamming, when they fall down to the places participating to the driving of individual devices or apparatus, can amend the posture of the onion and can turn the vertical position of the stem cutter. SOLUTION: The conveyer for conveying onions in the horizontal direction is constituted of the line conveyer 6 on the front side and the pinching conveyer 8 in the rear side and the root cutter 9 for cutting the roots of onion is arranged over the pinching conveyer 8, while the stem cutter 10 is arranged on the lower side. In this onion processor, the pinching conveyer 8 that drives, rotates, and supports the pinching belt is provided over the pinching belt 80 so that the position of the stem cutter 10 may be made adjustable in the vertical direction and a friction material 17 is provided in front of the root cutter 9.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technique of a preparation machine for cutting an upper stem and a lower root so that onions can be shipped after digging onions from a field.

[0002]

2. Description of the Related Art Conventionally, an onion preparation machine capable of automatically and efficiently cutting and removing rhizomes and leaves of stored onions and harvested onions has been known. For example, the following 4
6-14794 technology. An onion root cutting machine according to this technology is configured such that a belt conveyor is wound around a drum-shaped pulley with a side cross section, and the belt surface is a side surface,
By using a pair of the belt conveyors to carry in the onion at the side where the distance between the belt conveyors is wide, the conveying path gap is gradually narrowed toward the exit, and the rhizome is located at the bottom of the conveying path. A cutting cutter was arranged, and a leaf stem cutting cutter was arranged above the outlet. The leaf cutting cutter is supported by a vertically extending shaft and is rotatable about the rotating shaft, while the rhizome cutting cutter is rotatable in a horizontal plane.

[0003]

In the above-mentioned conventional onion preparation machine, the driving mechanism of the belt conveyor for transporting the onion is located below the belt conveyor, and the cut leaf stem is located inside the belt conveyor body. At the same time as the upper part of the drive mechanism, and the leaf stem is often caught or caught between the belt and the pulley, causing mechanical trouble. Similarly, the cut rhizome falls into the drive mechanism located at the bottom of the belt conveyor,
Caused mechanical trouble. In addition, since there is no function to correct the posture of the onion during transportation or change the cutting position for cutting the stem, the value of the product may be reduced by cutting the stem diagonally or damaging the onion body. Was. In other words, the roots, stems, or skins that have been cut off fall into places related to the drive of each device and do not get caught and caught. Also, the onion posture correction during transport, and the vertical position of the stem cutting device There has been a demand for a layout of the onion preparation machine that can be changed.

[0004]

The problems to be solved by the present invention are as described above. Next, means for solving the problems will be described. In claim 1, the transport section for transporting the onion in the horizontal direction is constituted by an alignment transport device disposed on the front side and a pinching transport device disposed on the rear side, and the root of the onion is cut above the pinch transport device. The root cutting device is an onion preparation machine in which a stem cutting device for cutting onion stems is arranged below, and a clamping belt constituting a clamping and conveying device and a member for winding the clamping belt are supported from above. In claim 2, the holding belt 80 constituting the holding and conveying device 8 is provided.
The tension member of the sandwiching belt 80 is arranged on the upper surface of the transport frame 89 to which the member for winding is held.

According to a third aspect of the present invention, the transport section for transporting the onions in the horizontal direction comprises an aligning transport device disposed on the front side and a sandwich transport device disposed on the rear side, and the onion root is disposed above the sandwich transport device. A root cutting device for cutting the onion, an onion preparation machine that arranges a stem cutting device for cutting the onion stems downward,
The stem cutting device is configured to be able to adjust the vertical position.

According to a fourth aspect of the present invention, the transport section for transporting the onions in the horizontal direction comprises an aligning transport device disposed on the front side and a sandwich transport device disposed on the rear side, and the onion root is disposed above the sandwich transport device. A root cutting device for cutting the onion, an onion preparation machine that arranges a stem cutting device for cutting the onion stems downward,
A friction member was provided in front of the nipping and conveying device to adjust the posture by contacting the upper surface of the onion.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The problem to be solved by the present invention is as described above. Next, means for solving the problem will be described. First, the overall configuration will be described. 1 is a side view of an onion preparation machine according to one embodiment of the present invention, FIG. 2 is a front view, FIG. 3 is a plan view, and FIG. 4 is a rear view.

The onion preparing machine 1 of the present invention comprises a plurality of columns 21, 21... On an installation table 2 provided with moving casters 2a.
Erected to support a first machine base 22 and a second machine base 23, which are substantially parallel to the left and right, in the vertical middle of the support column 21 in the front-rear horizontal direction,
A reinforcement frame 24 is provided between the first machine stands 22 and 22 in front of the onion preparation machine 1, and a vertically intermediate portion of the columns 21 at the center in the front-rear direction of the onion preparation machine 1 is connected to a reinforcement frame 26. Is laid horizontally. 1 is the working direction of the onion preparation machine 1, the left side is the front of the onion preparation machine 1, and the onion transport / work start direction.

Each device of the onion preparation machine 1 will be described according to the onion transport path. Onion preparation machine 1 has container 3
The hopper 4 is disposed at the front upper side, and the chute portion 5 is disposed from substantially the center front and rear to the front lower side. At a substantially central position in the vertical direction, the aligning and transporting device 6 extends rearward from the front end, and an aligning device 7 is disposed above a halfway portion of the aligning and transporting device 6 in the front-rear direction. From behind, that is, behind the aligning device 7, the nipping and conveying devices 8.8 are arranged in a pair of left and right horizontal directions. In addition, a root cutting device 9 is disposed substantially above the center in the front-rear direction of the nipping and conveying devices 8.8, and a stem cutting device is disposed substantially below the center in the front-rear direction of the nipping and conveying devices 8.8 and behind the aligning and conveying device 6. 10 are arranged. Further, a discharge unit 11 is arranged at a position behind the stem cutting device 10. Then, a dust receiver 12 is arranged below the installation table 2.

More specifically, the container 3 containing the onion is pivotally supported at the upper front end. The onion is turned to the upper front and tilted, so that the onion is put into the hopper 4, and the chute 5 forwards the aligning and conveying device 6. Is dropped. The aligning / conveying device 6 is composed of two cylindrical brushes around which a helical elastic material is fixed, and a pair of the brushes rotate in opposite directions to each other, so that a stem formed in a gap created by the two brushes from above a central portion. The onion is held in the form of being pulled in, and is conveyed backward by the rotation of the spiral elastic material.

An aligning device 7 having a function of turning the blades and hitting the stem to turn the stem downward is disposed above the aligning and transferring device 6 during the transfer. The onion has its stem directed downward, is then nipped by the nipping belt 80 of the nipping and conveying device 8 from both sides, and is conveyed rearward. The root is cut by a cutting blade or a root cutting device 9 that cuts the root by rotating a friction member, and then a disk-shaped cutting blade that is disposed below the conveyance blade 8 during the conveyance by the nipping conveyance device 8. The stalk is cut by the stalk cutting device 10 having the above, reaches the discharge unit 11, and the onion from which the roots and the stalk have been removed is discharged from the onion preparation machine 1. Further, in the dust receiver 12, the onion skin and soil, cut roots and stems, etc., which have fallen off during the transportation of the onion, fall.

Next, the configuration of the holding and conveying device 8 of the present invention will be described. 5 is a side view of the nipping / conveying device and the stalk cutting device, FIG. 6 is a plan view of the nipping / conveying device and the stalk cutting device, and FIG. 7 is a plan view showing a state of urging the nipping belt by a tension roller. . The nipping and conveying device 8 is for nipping and conveying the onion spheres conveyed by the pair of left and right nipping belts 80 from both right and left sides. As shown in FIGS. 5 and 6, the nipping and conveying device 8 includes a conveying frame 89, a nipping belt 80, and tension rollers 88.
.. constituted by a transport roller 133 disposed at the front, a drive roller 87 disposed at the rear and transmitting a driving force, and a gear case 81 having a gear, a shaft, a chain, and the like disposed above the transport frame. .

A transport frame 8 supporting the nipping transport device 8
As shown in FIG. 3, the onion preparation machine 9 is supported by an auxiliary frame 26 via a support member (not shown) above the columns 21 at the front, and as shown in FIGS.
Support member 2 fixed on a column 21 standing upright at the rear
5 is fixedly supported.

As shown in FIGS. 2 and 5, the power from the motor 30 is supplied from a pulley 30a fixed on the output shaft of the motor 30 via a belt 120 to a pulley 10a.
2 from the pulley 102c on the shaft 103a to which the pulley 102 is fixed, the belt 121, the pulleys 31.3
1a, transmitted to the pulley 82 via the belt 122,
A drive shaft 83a to which the pulley 82 is fixed is extended rearward at a position above the aligning / conveying device 6, and the drive shaft 83a
From the rear end of the universal joint 84a and the transmission shaft 83
6, power is transmitted to the sprocket 85 via the universal joint 84b and the transmission shaft 83c, as shown in FIG.

Gear cases 130, 130 are fixedly mounted on the rear portions of the left and right transfer frames 89, 89, and shafts 131, 131 are rotatably supported by the gear cases 130, 130 in the front-rear direction. Sprockets 86 are fixed to the rear end, and a chain 132 is wound around the sprockets 86 and the sprocket 85 to transmit power. A shaft 87a is rotatably supported in the vertical direction at the rear of the transport frame 89,
Power is transmitted from a bevel gear fixed to 1 through a bevel gear fixed to 87a, a lower portion of the shaft 87a extends downward through a transfer frame 89, and a drive roller 87 is provided below the shaft 87a. The holding belt 80 is fixed and is driven to rotate.

That is, in FIGS.
Are arranged symmetrically, only one side will be described.
A driven shaft 133a is provided vertically below the front portion of the transport frame 89, and a driven roller 133 is rotatably supported on the driven shaft 133a. The shafts 42, 42,... Are provided between the driven shaft 133a and the shaft 87a. 42 is suspended and the shafts 42, 42.4
, Which are formed in an L-shape, are pivotally supported by the tension arm 2 and the driven shaft 133a, and tension rollers 88, 88,... Are provided at the tips of the tension arms 41, 41,. Are rotatably supported.
A pin is erected on the other end of each of the tension arms 41, 41,..., And an arc-shaped hole centered on the shaft 42 is opened in the transfer frame 89. , Which constitutes a tension member disposed on the transport frame 89, is engaged with one end of the pin, and the other end of the spring 43 is engaged with the adjusting screw 44. The adjusting screw 44 penetrates a stay erected on the upper surface of the conveying frame 89 so that the position of the adjusting screw 44 can be adjusted by a lock nut so that the tension of the conveying belt 80 can be adjusted. In this manner, the spring force of the tension can be adjusted from above the transport frame 89.

The tension rollers 88
... The holding belt 80 is wound around the driven roller 133 and the driving roller 87. The holding belt 80 has a holding surface made of an elastic member such as a sponge, and has a concave groove formed in the outer periphery along the longitudinal direction, and holds the onion from both sides in the concave groove portion. Can be conveyed by rotating.

As described above, the sprocket 85, the sprockets 86, 86, the chain 132, the spring 43, and the adjusting screw 44, which serve as drive transmission means of the sandwiching belt 80, are disposed above the transport frame 89 supporting the sandwiching transporting device 8,
Below the transport frame 89, a holding belt 80 and tension rollers 88 for winding and supporting the holding belt 80.
88, tension arm 41, driven roller 13
3. Since the driving roller 87 is provided, the holding belt 80
The garbage and soil generated at the time of holding and transporting the onion in the cutting or cutting does not fall on the drive transmission means, and does not bite into the shaft or chain, damage the onion, and do not stain. The frequency of maintenance can be reduced and the service life can be extended.

Next, the stem cutting device 10 will be described.
The stem cutting device 10 includes a stem cutting unit 100 and a power transmission mechanism. The stem cutting unit 100 is located below and below the holding belt 80. As shown in FIGS. 1, 5, 6, and 10, a pair of left and right second machine bases 23 is laterally provided between rear columns 21, 21 in a pair of left and right directions. The support frame 110 is horizontally laid horizontally between the 23, and the mounting plate 111 is fixed to the support frame 110 in the vertical direction. A long hole 111a is opened in the mounting plate 111 in the up-down direction, and a bolt 11 is inserted into the long hole 111a and a screw hole of the drive case 108.
2 is inserted to adjust the vertical position of the drive case 108 so that the drive case 108 can be fixed at the position determined by the bolt 112.

A transmission shaft 106 is rotatably supported in the drive case 108 in the left and right horizontal direction, and a transmission shaft 105 is supported in the front and rear horizontal direction on the left side of the drive case 108. Bevel gear 11 at the end
3 is fixed so that power is transmitted from the motor 30.

Further, as shown in FIG.
6. Bevel gears 115 are fixed in the middle of the shaft 6 in opposite directions, and mesh with bevel gears 116 fixed below the cutter shafts 107 rotatably supported in the drive case 108 in the vertical direction. Let me. A disk cutter 1 is provided above the cutter shafts 107 and 107.
A pair of disc cutters 101 and 101 are disposed so as to partially overlap in plan view.

As shown in FIG. 5, the power transmission mechanism transmits the power from the motor 30 to the pulley 102 via the belt 120, and the driving shaft 103a for fixing the pulley 102 It extends rearward at the side position and is transmitted from the drive shaft 103a to the transmission shaft 105 via the universal joint 104a, the drive shaft 103b, and the universal joint 104b. And
Power is transmitted to the cutter shafts 107, 107 via the bevel gears 113, 114, the transmission shaft 106, and the bevel gears 115, 116 to rotate the disk cutters 101, 101. The disk cutter 101.1
In step 01, the stem of the onion being nipped and conveyed by the nipping belt 80 is cut.

When the length of the stem is to be changed depending on the shipping mode, the bolt 112 is loosened, and the drive case 108 is slid up and down so that the disc cutter 101.
01 to the desired position by parallel
To fix the position. When adjusting this height, both ends of the drive shaft 103b are connected to the universal joint 1
04a and 104b, the change in the angle due to the vertical movement is the universal joint 104a
Since the change in the front-rear length can be absorbed by the spline joint between the universal joint 104a and the drive shaft 103b, power can be transmitted.

Next, the structure of the root cutting device 9 disposed above the nipping and conveying device 8 will be described. As shown in FIG. 9, the root cutting device 9 includes a root cutting unit 91, a support arm 92, and a power unit 93. A motor 93a is fixed to the upper and lower portions of the column 21 at the center in the front-rear direction, and a drive pulley 93c is mounted on an output shaft 93b of the motor 93a.
Is fixed, and one end of a support arm 92 is mounted on a frame (not shown) supporting a motor 93a of a power unit 93.
A root cutting unit 91 is rotatably supported at the other end of the support arm 92 by being pivotally supported by an axis coinciding with the axis of b.

The root cutting unit 91 includes left and right side plates 91a.
A rotatable free wheel 94 / 96a for performing a copying action between 91a and a rotating member 95 having a friction member provided on the outer periphery thereof
95 are parallel to each other, at the same height, with their axes perpendicular to the transport direction of the onion, and alternately arranged. The free wheels 94 and 96a are configured in a substantially drum shape,
The concave portion is formed in an arc shape conforming to the outer shape of the onion so that the concave portion is easy to follow along with rotation and the height fluctuation is small. The rotating members 95 are driven by the driving force of the motor 93a by the pulley and the belt 86.

Next, a description will be given of the friction member 17 according to the present invention, which is a friction member for correcting the attitude of the onion during transportation. FIG. 8 is a side view showing a friction member and a state of its operation.
FIG. 9 is a side view showing the root cutting device. The friction member 17 has a configuration in which the brush protrudes downward, but may have a configuration in which a protrusion, rubber, or the like is attached to the surface. And
As shown in FIGS. 1 and 3, the friction member 17 is disposed above the rear portions of the transport roll brushes 61 a and 61 b and at a position immediately before being gripped by the gripping transport device 8 in front of the root cutting unit 91. As shown in FIG. 9, the friction member 17 is fixed to the rear end of the support arm 17a, and the front of the support arm 17a is rotatably supported by the frame of the power unit 93. With this configuration, resistance is applied to the upper part of the conveyed onion immediately before being conveyed by the conveyer 8, so that the onion is corrected to be vertical.

Next, with reference to FIG. 8, a mechanism for transporting onions in the aligning and transporting device 6 will be described. Conveyance roll brush 61a
-Onions placed on 61b have stems between the hairs 69b, 69b arranged in a spiral with the rotation of the rotating shaft 68,
The sphere moves rearward in response to the contact of the transport member 69a. Then, when moving backward, as shown in FIG. 8, the root is directed backward, the stem is directed forward, the central axis of the onion body is inclined, and the inclination of the central axis of the onion is corrected. It is the friction member 17 of the present invention that is turned in the vertical direction.
A frictional force is generated in the direction indicated by the middle arrow Y, thereby applying a counterclockwise rotational force to the center of gravity of the onion in a left side view,
The vertical onion is nipped by the nipping and conveying device 8 and supplied to the root cutting device 9 and the stalk cutting device 10 in the same posture to perform accurate cutting.

[0028]

As described above, the present invention has the following advantages. That is, claim 1
As shown in the figure, the transport unit for transporting the onion in the horizontal direction is composed of an alignment transport device disposed on the front side and a pinching transport device disposed on the rear side, and root cutting for cutting the root of the onion above the pinching transport device An onion preparation machine in which a stem cutting device for cutting onion stems is disposed below the holding device, wherein a holding belt constituting a holding / conveying device and a member for winding the holding belt are supported from above, so that the holding / conveying device is supported. Prevents roots, foliage, bark, etc. from wrapping, biting, or adhering to the shafts, holding belts, chains, etc. of the device, preventing problems with the onion preparation machine and reducing the number of maintenance operations it can.

According to a second aspect of the present invention, the nipping and conveying device 8
The tensioning member of the holding belt 80 is arranged on the upper surface of the transport frame 89 for mounting the member for winding the holding belt 80 constituting the above, so that the load adjustment and maintenance of the belt tension can be made easier from above without going down. be able to.

According to a third aspect of the present invention, the transport section for transporting the onions in the horizontal direction is composed of an aligning transport device disposed on the front side and a sandwich transport device disposed on the rear side, and the onion is disposed above the sandwich transport device. A root cutting device that cuts the root, an onion preparation machine that arranges a stem cutting device that cuts onion stems downward,
Since the stem cutting device is configured so that the vertical position can be adjusted, firstly, the clamping belt and the disk cutter can be moved and adjusted in parallel, and the cutting direction can be cut at a substantially right angle to the onion, and an extra portion can be cut. Can be accurately cut without lowering the commercial value. Secondly, if it is desired to dry it, it is necessary to cut the stem long, in which case it can be easily adjusted to obtain a stem onion of the desired length.

According to a fourth aspect of the present invention, the transport section for transporting the onions in the horizontal direction is composed of an alignment transport device disposed on the front side and a sandwich transport device disposed on the rear side, and the onion is transported above the sandwich transport device. A root cutting device that cuts the root, an onion preparation machine that arranges a stem cutting device that cuts onion stems downward,
A friction member is provided in front of the nipping and conveying device to adjust the posture by contacting the upper surface of the onion, so that the friction member can be obtained inexpensively with a simple configuration, the cost increase is minimized, and the onion conveyance posture is minimized. Can be easily changed. Accordingly, it is possible to prevent the commercial value of onion from being reduced by cutting diagonally.

[Brief description of the drawings]

FIG. 1 is a side view of an onion preparation machine according to one embodiment of the present invention.

FIG. 2 is a front view of the same.

FIG. 3 is a plan view of the same.

FIG. 4 is a rear view of the same.

FIG. 5 is a side view of the holding and conveying device and the stem cutting device.

FIG. 6 is a plan view of a holding and conveying device and a stem cutting device.

FIG. 7 is a plan view showing a state in which a tension belt is urged by a tension roller.

FIG. 8 is a side view showing the friction member and the state of the operation thereof.

FIG. 9 is a side view showing a root cutting device.

FIG. 10 is a side sectional view of the stem cutting device.

[Explanation of symbols]

 REFERENCE SIGNS LIST 8 nipping and conveying device 10 stalk cutting device 80 nipping belt 81 gear case 100 stalk cutting unit 104 a universal joint 104 b universal joint 17 friction member 17 a support member

Claims (4)

[Claims] 1. A transport section for transporting onions in a horizontal direction comprises an alignment transport device 6 disposed on the front side and a pinching transport device 8 disposed on the rear side, and the onion root is placed above the pinching transport device 8. An onion preparation machine 1 in which a root cutting device 9 for cutting and a stalk cutting device 10 for cutting onion stems below are arranged, and a holding belt 80 and a holding belt 8 constituting a holding and conveying device 8.
An onion preparation machine, wherein a member for winding 0 is supported from above. 2. The onion preparation according to claim 1, wherein a tension member of the holding belt 80 is arranged on an upper surface of a transfer frame 89 on which a member for winding the holding belt 80 constituting the holding and conveying device 8 is mounted. Machine. 3. A transport section for transporting onions in the horizontal direction is composed of an alignment transport device 6 disposed on the front side and a pinching transport device 8 disposed on the rear side, and the onion root is placed above the pinching transport device 8. An onion preparation machine 1 in which a root cutting device 9 for cutting is disposed below a stem cutting device 10 for cutting onion stems, wherein the stem cutting device 10 is configured to be vertically adjustable. Preparation machine. 4. A transport section for transporting onions in the horizontal direction is composed of an alignment transport device 6 disposed on the front side and a sandwich transport device 8 disposed on the rear side, and the onion root is placed above the sandwich transport device 8. An onion preparing machine 1 in which a root cutting device 9 for cutting and an onion cutting device 10 for cutting onion stems are disposed below, in front of the nipping and conveying device 8, abutting on the upper surface of the onion to correct the posture. An onion preparation machine characterized in that a friction member 17 is provided.