JP7403757B2 - Leaf processing machine - Google Patents

Description

Patent Law Article 30, Paragraph 2 applies 1-(1) Test date May 23 to 28, 2019 1-(2) Test location Farmland in Heda, Oaza Shinmei, Oaza Shintaku, and Oaza Totomi, Shiroishi-cho, Saga Prefecture 1-(3) Publisher: Yoka Tekko Co., Ltd. 2-(1) Test date: June 4th to 7th, 2019 2-(2) Test location: Yagi Yogi, Minamiawaji City, Hyogo Prefecture, Kashu Kajiya, Kamishirojigashira, Enokiretsu Nishikawa farmland 2-(3) Publisher Yoshika Iron Works Co., Ltd.

The present invention relates to a foliage processing machine that cuts the foliage of scaly vegetables such as garlic and onions and discharges the foliage to the side.

2. Description of the Related Art A stem and leaf processing machine that cuts the stem and leaves of a planted onion and discharges the cut to the side is known (see Patent Document 1). When cutting the stems and leaves using this stem and leaf processing machine, the roots of the planted onions are cut off with the root cutter, the onion bulbs are dug up on the ridges with the digger, and the onion bulbs are removed with the picker. will be picked up and placed in a container.

JP 2017-205079 Publication

However, the above process requires four working machines and requires a large number of man-hours, so it cannot be said that the work efficiency is good. Therefore, there is a need to improve work efficiency by reducing the number of work machines and the number of work steps.

An object of the present invention is to provide a stem and leaf processing machine that can cut the roots of planted bulbous vegetables.

The foliage processing machine of the present invention includes a traveling device, a frame provided on the traveling device, a triggering device provided on the frame for causing the foliage of the scale vegetables being planted, and a rear part of the triggering device. a foliage cutting device provided on the frame to cut the foliage portion; a foliage discharge device provided on the frame behind the foliage cutting device to transport and discharge the cut foliage portion laterally; a root cutting device provided on the frame behind the stem and leaf discharge device, the root cutting device having a blade for cutting the roots of the scale vegetable, and a support member supporting a substantially central portion of the blade; has a regulating member that regulates the supporting member in the left-right direction, and the regulating member has a left side plate portion and a right side plate portion provided at an interval that allows the supporting member to be inserted therethrough, and the left side plate portion The rear end surface and the rear end surface of the right side plate part are connected by the rear side plate part, and the front end surfaces of the left side plate part and the right side plate part are fixed to the case of the root cutting device .

In the above-mentioned foliage processing machine, the root cutting device can have a vibration mechanism that vibrates the blade and the support member in the front-rear direction.

Moreover, the above-mentioned foliage processing machine can be provided with a drive transmission mechanism that is provided at one end of the left and right sides of the frame and transmits a driving force to the vibration mechanism.

Moreover, in the above-mentioned foliage processing machine, the root cutting device can have an elevating mechanism that allows the blade and the support member to be moved up and down.

According to the present invention, by providing the root cutting device in the stem and leaf processing machine, the stems and leaves of the bulbous vegetables that have been planted can be cut and discharged to the side, and the roots of the bulbous vegetables can be cut. Therefore, work efficiency can be improved by reducing the number of work machines and the number of work steps.

It is a front perspective view of the foliage processing machine of one embodiment. It is a left side view of the foliage processing machine of one embodiment. It is a right view of the foliage processing machine of one embodiment. It is a front view of a foliage processing machine of one embodiment. It is a rear view of the foliage processing machine of one embodiment. It is a top view of the foliage processing machine of one embodiment. It is a partially enlarged rear perspective view of the foliage processing machine of one embodiment. It is an enlarged perspective view of a root cutting device. It is a central sectional view of the vicinity of the root cutting device in a state where it is in a working position. FIG. 3 is a central cross-sectional view of the area around the root cutting device in a stored position. It is a perspective view of the blade of a modification.

In this embodiment, a foliage processing machine that cuts the foliage of a planted scaly vegetable while traveling will be described using a foliage processing machine that cuts the foliage of an onion as an example. In the following description, the front and back, left and right, and up and down directions are defined based on the direction seen from the operator when the foliage processing machine 1 is in use, as shown in FIG.

<Overall configuration of foliage processing machine>
1 is a front perspective view of a foliage processing machine of one embodiment, FIG. 2 is a left side view of a foliage processing machine of one embodiment, FIG. 3 is a right side view of a foliage processing machine of one embodiment, and FIG. 4 is an embodiment of the foliage processing machine. 5 is a rear view of the foliage processing machine of one embodiment, FIG. 6 is a plan view of the foliage processing machine of one embodiment, and FIG. 7 is a partially enlarged view of the foliage processing machine of one embodiment. It is a rear perspective view. In this embodiment, a foliage processing machine 1 that cuts the foliage of onions planted in four rows at once will be described.

As shown in FIGS. 1 to 6, the foliage processing machine 1 has a body frame 3, which is a part of the frame, supported on a traveling device 2, a working part 4 disposed on the front part of the body frame 3, and a body frame 3 that is a part of the frame supported on a traveling device 2. A drive section 5 is disposed on the rear of the frame 3, a control section 6 is disposed above the drive section 5, and a root cutting device 8 is disposed on the rear of the body frame 3. The drive section 5 includes an engine 51, and power from the engine 51 can be transmitted to the traveling device 2, the working section 4, and the root cutting device 8. In the control section 6, a travel/work clutch lever 61, steering levers 62L and 62R, a speed change lever 63, an accelerator lever 64, a working section lift lever 65, a blade drive lever 66, and the like are arranged.

The traveling device 2 is constituted by a crawler type traveling device, but it can also be a wheel type traveling device. In the traveling device 2, a plurality of vertical frames 21, which are part of the frame, are vertically disposed downward from the left and right body frames 3, and a track frame 22, which is a part of the frame, is fixed to the lower end of the vertical frame 21. A plurality of wheels 23 are rotatably supported by the roller 22. Further, a drive shaft 24 is supported at the rear of the fuselage frame 3, drive wheels 25 are fixedly installed on the left and right outer sides of the drive shaft 24, and the drive shaft 24 is supported by a transmission case on the left and right center side of the fuselage. The power is shifted within the transmission case so that it can be transmitted to the drive wheels 25. A crawler 26 is wound around the driving wheel 25 and the rolling wheel 23 to constitute a crawler type traveling device. A pair of left and right crawler traveling devices are arranged so as to straddle the ridge D.

A support column 11 is erected from the rear of the left and right fuselage frames 3, a transmission shaft 12 is supported on the upper part of the support column 11, and the rear upper part of the transport frame 30, which is a part of the frame, is rotatable on the transmission shaft 12. Supported. A hydraulic cylinder 13 is interposed between the conveyance frame 30 and the machine frame 3, and the hydraulic cylinder 13 is expanded and contracted by operating a working part elevating lever 65, so that the working part 4 can be raised and lowered, and the cutting height of the foliage part 10b can be adjusted. The height can be adjusted. A sprocket is fixed to the left end of the transmission shaft 12, and power is transmitted from the engine 51 to the working part 4 via a chain transmission means, a belt transmission means, or the like.

A foliage discharge device 31 and a foliage cutting device 35 are arranged at the front of the transport frame 30, and a trigger frame 16, which is a part of the frame, is fixed to the front end of the transport frame 30. A horizontal rotation triggering device 40 and a vertical rotation triggering device 50 are attached.

The foliage discharge device 31 is constituted by a horizontal feed auger of a screw continuous conveyance type. The cut stems and leaves 10b, which have been raked in from the front, are sent outward in both left and right directions by the cross-feeding auger, and are discharged toward the furrows. Note that the foliage discharge device 31 is not limited to a horizontal feed auger, but can also be configured with a symmetrically arranged belt conveyor, and it is more preferable to use a slat conveyor to ensure conveyance. .

The foliage cutting device 35 is comprised of a clipper-type reciprocating blade. However, it is also possible to use a disk-type rotary blade, and the present invention is not limited thereto. The lower blade of the foliage cutting device 35 is fixed to the conveyance frame 30, and the saw blade-shaped upper blade is driven to reciprocate from side to side. The upper blade is engaged with an eccentric shaft located at the center of the left and right sides, and a gear box 18 is provided at the center of the left and right sides of the intermediate shaft 17. Power from the engine 51 is transmitted through a transmission shaft (not shown), etc., and the upper blade is slid back and forth by rotation of the eccentric shaft.

The horizontal rotation triggering device 40 is arranged in four sets in the left-right direction in accordance with the number of rows of onions 10 planted on the ridge D, including a left triggering body 41 and a right triggering body 42. Further, a vertical rotation triggering device 50 is arranged in front of the horizontal rotation triggering device 40. In this way, by operating the horizontal rotation raising device 40 and the vertical rotation raising device 50, the stem and leaf portion 10b that has fallen or bent onto the ridge D can be raised.

As shown in FIG. 3, a drive transmission mechanism 9 is provided at the right end of the body frame 3 to transmit driving force to the right end of the digging device 8. The drive transmission mechanism 9 includes a pulley 91 fixed to the right end of the transmission shaft 12, a pulley 92 provided below the pulley 91, a belt 93 wound around the pulleys 91 and 92, and a blade drive lever 66. and a tension pulley 94 that is moved by and adjusts the tension of the belt 93. The pulley 92 is fixed to the right end of the rotating shaft 841 of the vibration mechanism 84 of the root cutting device 8 .

According to such a drive transmission mechanism 9, power from the engine 51 is transmitted to the pulley 92 via the pulley 91 provided on the transmission shaft 12 and the belt 93, and from the pulley 92 to the root cutting device 8. . Further, by moving the tension pulley 94 by operating the blade drive lever 66, driving and stopping of the blade 81 driven by the vibration mechanism 84 can be controlled.

<Root cutting device>
The root cutting device 8 is arranged behind the foliage discharge device 31 and includes a blade 81, a support member 82, a regulating member 83, a vibration mechanism 84, and a lifting mechanism 85. 8 is an enlarged perspective view of the root cutting device 8, FIG. 9 is a central sectional view of the area around the root cutting device 8 in the working position, and FIG. 10 is a central sectional view of the area around the root cutting device 8 in the storage position. be.

(blade)
The blade 81 is a member that cuts the root portion 10c of the onion 10. The blade 81 is a plate-shaped blade that has a length in the width direction of the ridge D and extends in the left-right direction. The plate-shaped blade 811 is positioned in the soil while the foliage processing machine 1 is moving forward, and thereby cuts the roots 10c of the onions 10 planted in four rows at once.

FIG. 11 is a perspective view of a modified blade 8A. A modified blade 8A may be used instead of the blade 81 described above. The blade 8A is a member that cuts the root portion 10c of the onion 10 and digs up the bulb portion 10a of the onion. The blade 8A includes a plurality of rod-shaped members 812 in addition to the plate-shaped blade 811 similar to the above. The rod-shaped members 812 extend rearward and upward from the rear portion of the plate-shaped blade 811, and are arranged side by side in the left-right direction at intervals shorter than the diameter of the spherical portion 10a. The rod-like member 812 digs up the spherical portion 10a in the soil and discharges it onto the ridge D by moving the foliage processing machine 1 forward with its rear end protruding above the ridge D.

(Support member)
The support member 82 is a member that supports a substantially central portion of the blade 81. The support member 82 is a vertically elongated plate-like member, and the front side of the lower end has a shape that is pointed toward the front in order to reduce resistance in the soil. The support member 82 has a hole 821 formed at the lower end through which the blade 81 is inserted, and a plurality of holes 822 formed from the upper end to the vicinity of the center for fixing to the regulating member. .

The support member 82 inserts the blade 81 into the hole 821 and fixes it therein. Note that when the number of ridges is an odd number, the blade 81 can be adjusted to be supported by the support member 82 by shifting it to the left or right so that the support member 82 does not interfere with the onion 10 in the center row. . Further, the support member 82 is fixed to the regulating member 83 using an arbitrary hole 822 with a bolt. The height of the blade 81 can be adjusted by changing the hole 822 to which it is fixed. Therefore, the height of the root portion 10c of the onion 10 can be adjusted to a point where it can be cut.

(Regulation member)
The regulating member 83 is a member that regulates the support member 82 in the left-right direction. The regulating member 83 includes a left side plate part 831, a right side plate part 832 facing the left side plate part 831, and a rear side plate part 833 connecting the rear end surface of the left side plate part 831 and the rear end surface of the right side plate part 832. , front end surfaces of the left side plate part 831 and the right side plate part 832 are fixed to the case 86.

The regulating member 83 is formed with two upper and lower holes 834 and 835 that pass through the left side plate 831 and the right side plate 832 in the left-right direction. The holes 834 and 835 are holes for fixing the regulating member 83, and a bolt is inserted therethrough while overlapping with the hole 822 of the support member 82. The left side plate part 831 and the right side plate part 832 are provided at an interval that allows the support member 82 to be inserted therethrough with a slight gap. Thereby, the support member 82 is regulated by the left side plate part 831 and the right side plate part 832 so as not to move in the left-right direction.

(Vibration mechanism)
The vibration mechanism 84 is a mechanism that vibrates the blade 81 and the support member 82 in the front-rear direction. The vibration mechanism 84 includes a regulating member 83, a case 86, an upper link member 87, a lower link member 88, a mounting member 89, and a rotating shaft 841.

The case 86 includes a left side plate part 861, a right side plate part 862 facing the left side plate part 861, a rear side plate part 863 connecting the rear end surface of the left side plate part 861 and the rear end surface of the right side plate part 862, and a left side plate part. 861, a right side plate part 862, and an upper side plate part 864 that covers the upper part of the rear side plate part 863. The regulating member 83 is fixed to the rear surface of the rear plate portion 863.

The case 86 is formed with two upper and lower holes 865 and 866 that pass through the left side plate 861 and the right side plate 862 in the left-right direction. The upper hole 865 is a hole for fixing the rear end of the upper link member 87, and the lower hole 866 is a hole for fixing the rear end of the lower link member 88.

The upper link member 87 includes a rear bearing 871, a front bearing 872, and a connecting portion 873 that supports the rear bearing 871 and the front bearing 872 and connects them. The axis of the front bearing 872 is in an eccentric position. The rear bearing 871 is fixed to the hole 865 of the case 86 with bolts, and the front bearing 872 is inserted into the rotating shaft 841.

The lower link member 88 is a substantially L-shaped member and includes a rear bearing 881, a front bearing 882, and a hooked portion 883. The rear bearing 881 is fixed to the hole 866 of the case 86 with bolts, and the front bearing 882 is fixed to the mounting member 89 with bolts. The hooked portion 883 is a rod-shaped member that is located above the front bearing 882 in the state shown in FIG. 9 and is hooked to a locking member 80, which will be described later.

According to such a structure of the upper link member 87 and the lower link member 88, when the rotating shaft 841 rotates, the front bearing rotates eccentrically, and the connecting portion 873 and the rear bearing 871 swing back and forth, so that the case 86, the regulating member 83, the supporting member 82, and the blade 81 swing back and forth about the rotational axis R of the rear bearing 881 of the lower link member 88 between the positions shown by the two-dot chain line in FIG. Since the blade 81 swings back and forth small and fast, it can be said that the blade 81 vibrates back and forth.

As the blade 81 vibrates back and forth in this manner, the root portion 10c of the onion 10 is easily cut. In addition, the blade 81 vibrates and easily digs into the soil, thereby reducing the driving force of the blade 81 and the traction force of the traveling device 2.

The attachment member 89 is a member for attaching the root cutting device 8 to the rear part of the body frame 3 with bolts or the like. The mounting member 89 has a left side plate part 891 and a right side plate part 892 facing the left side plate part 891. The mounting member 89 is formed with three holes 893, 894, and 895 that pass through the left side plate 891 and the right side plate 892 in the left-right direction. The hole 893 is a hole for rotatably supporting the rotating shaft 841. The hole 894 is a hole for fixing the front bearing 882 of the lower link member 88. The hole 895 is a hole for fixing the locking member 80. Furthermore, a long hole 896 for moving the locking member 80 is formed in the left side plate 891.

The rotation shaft 841 is a shaft to which a pulley 92 of the drive transmission mechanism 9 is fixed at the right end, and rotates as the pulley 92 rotates. A front bearing 872 of the upper link member 87 is inserted into the left end of the rotating shaft 841 . The left end of the rotating shaft 841 is rotatably supported in a hole 893 of the mounting member 89.

(Lifting mechanism)
The lifting mechanism 85 is a mechanism that allows the blade 81 and the support member 82 to rise and fall. FIG. 9 shows the root cutting device 8 in a lowered working position. FIG. 10 shows the state in which the digging device 8 is raised and in the storage position. In FIG. 10, the position where the blade 81 is fixed to the regulating member 82 has also been changed.

The elevating mechanism 85 includes an upper link member 87, a lower link member 88, and a lock member 80. The elevating mechanism 85 is capable of elevating the blade 81 and the support member 82 by vertically swinging the upper link member 87 and the lower link member 88 using the rotating shaft 841 and the front bearing 882 of the lower link member 88 as swing axes. I have to.

The locking member 80 is a member for fixing the root cutting device 8 between the working position and the storage position, and includes a locking plate 801, a bearing 802, and an operating lever 803. The lock plate 801 has two groove-shaped hooking portions 804 and 805 that can be hooked onto the hooked portion 883 of the lower link member 88 . The latching part 804 fixes the root cutting device 8 in the working position by latching the latched part 883, and the latching part 805 fixes the root cutting device 8 in the working position by latching the latched part 883. Fix it in the storage position.

The bearing 802 is provided at the front end of the lock plate 801 and is fixed to a hole 895 of the mounting member 89 with a bolt. The lock plate 801 is rotatable around a bearing 802. The operating lever 803 is a rod-shaped member extending leftward from the rear end of the left surface of the lock plate 801. The operating lever 803 is inserted into a long hole 896 of the mounting member 89.

As shown in FIG. 9, when the operating lever 803 is located at the rear end of the elongated hole portion 896, the locking member 80 is located at a locking position that fixes the root cutting device 8 in either the working position or the storage position. On the other hand, as shown in FIG. 10, when the operating lever 803 is located at the front end of the elongated hole 896, the locking member 80 is in the unlocked position where the root cutting device 8 can be moved between the working position and the storage position. To position. The user can manually raise and lower the root cutting device 8 with the operating lever 803 in the unlocked position. Note that it is also possible to use a hydraulic mechanism or an electric mechanism as a means for raising and lowering the root cutting device 8.

According to the root cutting device 8 using the blade 81 described above, the root portion 10c of the onion 10 can be cut. Therefore, by using the above-mentioned foliage processing machine 1, a root cutting machine becomes unnecessary. As a result, in the work of harvesting onions 10, work efficiency can be improved by reducing the number of work machines and the number of work steps. Moreover, according to the root cutting device 8 using the blade 8A shown in FIG. 11, it is possible to further dig up the bulbous portion 10a. As a result, a digging machine is also not required.

1. Forage and leaf processing machine 2. Traveling device 3. Aircraft frame (frame)
8 Root cutting device 9 Drive transmission mechanism 10 Onion (scaly vegetable)
10b Stem and leaf part 10c Root part 16 Triggering frame (frame)
21 Vertical frame (frame)
22 Track frame (frame)
30 Transport frame (frame)
31 Leaf discharge device 35 Leaf cutting device 40 Lateral turning device (raising device)
50 Vertical rotation triggering device (triggering device)
81, 8A Blade 82 Support member 83 Regulating member 84 Vibration mechanism 85 Lifting mechanism

Claims (4)

a traveling device;
a frame provided on the traveling device;
a triggering device provided in the frame to trigger the stems and leaves of the bulbous vegetables being planted;
a foliage cutting device that is provided on the frame behind the triggering device and that cuts the foliage portion;
a foliage discharge device that is provided on the frame behind the foliage cutting device and conveys and discharges the cut foliage part to the side;
a root cutting device that is installed on the frame behind the stem and leaf discharge device and has a blade that cuts the roots of the bulbous vegetable, and a support member that supports a substantially central portion of the blade;
The root cutting device has a regulating member that regulates the supporting member in the left-right direction,
The regulating member has a left side plate part and a right side plate part provided at an interval that allows the support member to be inserted therethrough,
The rear end surface of the left side plate part and the rear end face of the right side plate part are connected by a rear side plate part,
A foliage processing machine characterized in that front end surfaces of the left side plate part and the right side plate part are fixed to a case of the root cutting device . The foliage processing machine according to claim 1, wherein the root cutting device has a vibration mechanism that vibrates the blade and the support member in a front-back direction. The foliage processing machine according to claim 2, further comprising a drive transmission mechanism that is provided at one end of the left and right sides of the frame and transmits a driving force to the vibration mechanism. The foliage processing machine according to any one of claims 1 to 3, wherein the root cutting device has an elevating mechanism that allows the blade and the support member to be moved up and down.

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