JPS6345859Y2 - - Google Patents

Description

[Detailed explanation of the idea] [Industrial application field]

The present invention mainly relates to a planting device for planting sugarcane seedling culms in a field, and in particular, the seedling culms, which have been cut to approximately a certain length in advance, are arranged in a line and automatically fed to the planting device for planting. The present invention relates to a sugarcane planting device in which the sugarcane is attached.

[Conventional technology]

As a conventionally known sugarcane planting device, sugarcane seedling stems that have been cut into approximately predetermined dimensions are loaded on a traveling vehicle body, and a floor surface whose inclination angle can be adjusted is provided on one side, and a sloped lower end side of this floor surface is provided. an endless elevator conveyor that conveys the seedling culms upward;
A rectifying mechanism that communicates with the conveyance end of the conveyor and rectifies the falling seedling culm, and a rectifying mechanism that communicates with the lower end of the rectifying mechanism and opens the rectified seedling culm by a groove making mechanism provided at the lower part of the traveling vehicle body. For example, a device equipped with a seedling culm conduit that guides and discharges the seedling culm into a groove, a soil covering mechanism that covers the groove from which the seedling culm is discharged, and a suppression mechanism that suppresses the covered seedling culm planting ridge is disclosed in, for example, Japanese Patent Application Publication No. It is known from Japanese Patent Publication No. 52-6620, Japanese Patent Publication No. 51-48973, etc.

[Problem that the idea aims to solve]

In these conventional planting devices, the process of transporting the sugarcane seedling culms by an elevator conveyor and dropping and feeding them from the upper end of the conveyance to the rectifying mechanism is long, which tends to damage the seedling culms, and the process of feeding the seedling culms is long. There were other problems such as the amount could not be adjusted and the configuration of the rectifying mechanism was complicated. The present invention was developed in consideration of the above circumstances, and by smoothly supplying the seedling culm from the elevator conveyor to the rectification mechanism, damage to the seedling culm can be reduced, and the rectification of the seedling culm can be ensured with a simple configuration. It is an object of the present invention to provide a sugarcane planting device.

[Means to solve the problem]

For this purpose, the present invention makes the upper end opening of the vertically provided guide box of the straightening mechanism face immediately after the upper end of the elevator conveyor conveyance, and straightens the sugarcane seedlings being conveyed at the upper end of the elevator conveyor conveyance. A movable fork is provided at a position that allows and a position that prevents the sugarcane seedlings from falling toward the mechanism, and the rectifying mechanism has a fork that allows the sugarcane seedlings falling from the elevator conveyor to fall naturally inside the guide box.
It is characterized by a plurality of plate-shaped fluid rectifiers that are rectified in a row one by one and arranged in a zigzag pattern facing downward, with their tips facing the opening at the upper end of the seedling culm conduit.

[Effect]

With the above configuration, the seedling culms are supplied to the rectifying mechanism without damaging them, where the flow is rectified one by one in a row, and one by one is supplied to the seedling culm conduit to reliably plant the seedling culms.

【Example】

Hereinafter, the present invention will be explained with reference to the illustrated embodiments. 1 and 2, reference numeral 1 designates a tractor, and the rear of the tractor is equipped with lower links 2, 2 of a well-known three-point suspension system.
A towable planter 5 having running wheels 23 is attached to a linkage drawbar 3 installed between the two, via a drawbar 4 . A groove making device 6 for making a planting groove for seedling culms is attached below the widthwise center of the front part of the planter 5. Further, the loading platform 7 of the planter 5 is loaded with seedling culms that have been cut into approximately predetermined dimensions in advance, and the leading edge of the seedlings is pivotally connected to the vehicle body by a shaft 8.
The rear end is a free end, and the inclination angle can be adjusted by expanding and contracting a hydraulic cylinder 26 provided between the lower surface of the loading platform 7 and the vehicle body. This loading platform 7
A wide, endless elevator conveyor 9 having the same width as the loading platform 7 is erected slightly forward in front of the conveyor 9, and a large number of lugs 10, 10, . . . protrude from the outer peripheral surface of the conveyor 9. The seedling culms are laterally locked and lifted one by one. The upper end of the elevator conveyor 9, which is the transport end, is connected to the upper end of the rectifying mechanism 11. As shown in detail in FIGS. 3 and 4, the rectifying mechanism 11 is vertically erected with an open upper end and a rectangular shape when viewed from the front, with a narrow gap at the front and back that is large enough to allow the seedling culm to fall. A rectifying fluid 1 descends obliquely from both left and right sides toward the center of the guide box 11a.
1b are provided alternately in steps, and the final stage rectifier 11b
The tip of the guide box 11a faces the upper end opening of the seedling culm conduit 12 provided at the center of the bottom of the guide box 11a. The seedling culm conduit 12 extends to the rear of the furrower 6. A seedling return lever 13 is pivotally supported on the front upper part of the rectification mechanism 11 via a support fitting 14 so as to be rotatable back and forth, the front part of which extends toward the tractor 1 side, and the rear part of which has a fifth seedling return lever. The fork 25 shown in the figure and FIG.
is a lug 1 protruding from the elevator conveyor 9.
The spacing of the lug grooves 24 is made to match the spacing of the lug grooves 24 of 0. By rotating the support fitting 14 by operating the seedling return lever 13, the fork 25 is interposed between the lug grooves 24, and the seedling culm conveyed on the lug 10 is moved to the guide box 11a. The position where the fork 25 is prevented from falling inside and returned to the loading platform 7 side, and the fork 25
It is possible to select a position where the seedling stem is separated from the lug 10 and allows the seedling culm carried by the lug 10 to fall into the guide box 11a. The selection of these two positions is performed by the operator riding on the tractor 1. Further, a pesticide/fertilizer hopper 15 is provided at the front lower part of the rectifying mechanism 11, a feed roll 16 is provided at the bottom of the hopper 15, and a pesticide/fertilizer guide pipe 17 is provided at the outlet of the feed roll 16. are in communication with each other, and the tip thereof extends to the rear of the seedling culm conduit 12. A soil covering plate 18 and a pressure roller 19 are provided behind the seedling culm conduit 12 and the pesticide/fertilizer guide conduit 17. Power is transmitted to the planter 5 via a power transmission shaft 20 connected to a PTO shaft of a tractor (not shown) to an input shaft protruding to the front side of a gearbox 21, the gearbox 21 changes the speed, and the power is transmitted to the feed roll 16. , and is further transmitted to the elevator conveyor 9 via a chain transmission system 22. In this configuration, the planter 5 is set on the tractor 1, sugarcane seedlings cut to a predetermined length (approximately 30 cm) are loaded on the loading platform 7, and pesticides and fertilizers are placed in the pesticide/fertilizer hopper 15. and run it along the ridge where the seedlings in the field are to be planted. The front part of the seedlings on the loading platform 7 is successively hooked to the lugs 10 of the elevator conveyor 9 and lifted up in a horizontal position, and falls from the upper end of the elevator conveyor 9 into the guide box 11a of the rectifying mechanism 11. , while descending while being guided in a zigzag pattern by the rectifying fluid 11b, the flow is rectified in a line and brought to the seedling culm conduit 12. On the other hand, a seedling planting groove in which seedling culms are to be planted is opened in the field by a groove making device 6, and seedling culms are released one by one from the seedling culm conduit 12 into this seedling planting groove. At the rear of the seedling culm, pesticides and fertilizers fed out by the feed roll 21 are released from the pesticide/fertilizer guide pipe 17, and at the same time, the seedling culm is covered with soil covering plate 18.
Agrochemicals and fertilizers are covered in the soil in the seedling planting groove, and the seedling planting work is completed by pressing down with a pressing roller 19. During this planting work, if there are fewer seedlings on the platform 7 or if the seedlings are not easily caught on the lugs 10 of the elevator conveyor 9, the hydraulic cylinder 26 will cause the platform 7 to tilt. By adjusting the angle, the seedling stems on the loading platform 7 can be fed to the elevator conveyor 9 until the end. In addition, when planting seedling culms is interrupted, or when seedling culms overflow from the guide groove 11a of the flow straightening mechanism 11, the seedling return lever 13 is operated to position the fork 25 between the lug grooves 24 to remove the lag. The seedling culm lifted up by 10 is returned to the loading platform 7 side, and the flow straightening mechanism 1
It is sufficient to stop supplying seedling culms to No. 1. The depth of the groove created by the groove cutter 6, that is, the planting depth of the seedling culm, can be adjusted by vertically adjusting the planter 5 by vertically operating the lower link 2 of the tractor 1. In the example, the planting device is
Although the explanation has been made regarding the use of ridges, it goes without saying that this can be implemented as a use of multiple ridges.

[Effect of the idea]

As explained above, according to the sugarcane planting device of the present invention, the falling distance of the seedling culms from the elevator conveyor to the rectifying mechanism is short, so the seedling culms are not damaged, and the conveyance amount of the seedling culms is controlled by the forks. It can be adjusted by twisting it. The seedling culms falling from the guide box are lined up one by one in a line by the regulating fluid during the falling process and are supplied to the seedling culm conduit, allowing for reliable seedling planting work. Further, the rectifying mechanism has a simple configuration, is lightweight, and can be provided at low cost.

[Brief explanation of drawings]

Figure 1 is a side view of the entire planting device, Figure 2 is a plan view of the same, Figure 3 is a schematic front view of the rectification mechanism, Figure 4 is a side view of the same, and Figure 5 is a partial side view of the seedling return unit. , FIG. 6 is a front view of the same part. 1...Tractor, 2...Lower link, 3...
Linkage drawbar, 4... Drawbar, 5... Planter, 6... Groove cutter, 7... Loading platform, 8... Shaft,
9...Elevator conveyor, 10...Lug, 11
... Rectification mechanism, 11a ... Guide box, 11b ... Regulating fluid, 12 ... Seedling culm conduit, 13 ... Seedling return lever, 14 ... Supporting metal fittings, 15 ... Pesticide/fertilizer hopper, 16 ... Feeding roller , 17...Pesticide/fertilizer guide pipe, 18...Soil cover plate, 19...Suppression ring, 2
0...Transmission shaft, 21...Gearbox, 22...
Chain transmission system, 23... Traveling wheel, 24... Lug groove, 25... Fork, 26... Hydraulic cylinder.

Claims (1)

[Scope of Claim for Utility Model Registration] Sugarcane seedlings cut in advance to approximately predetermined dimensions are loaded on a traveling vehicle body, and a floor surface whose inclination angle can be adjusted on one side, and a floor surface provided at the lower end of the slope of this floor surface. , an endless elevator conveyor that conveys the seedling culms upward; a rectifying mechanism that communicates with the conveyance end of the conveyor and rectifies the falling seedling culms; A seedling culm conduit that guides and discharges the seedling culm into a groove opened by a groove making mechanism provided at the bottom of the vehicle body, a soil covering mechanism that covers the groove where the seedling culm is discharged with soil, and a seedling culm planting ridge that is covered with soil. In a sugarcane planting device equipped with a suppression mechanism for suppressing sugarcane, the upper end opening of a guide box provided vertically in the rectifying mechanism is faced immediately after the upper end of the conveyance of the elevator conveyor, and the cane is conveyed to the upper end of the conveyance of the elevator conveyor. A movable fork is installed in a position that allows sugarcane seedlings to fall into the rectifying mechanism and a position that prevents them from falling into the rectifying mechanism. A sugarcane plant characterized in that a plurality of plate-shaped fluid rectifiers that are rectified in a row one by one while falling naturally are arranged downward in a zigzag pattern, with their tips facing the upper end opening of the seedling culm conduit. Planting equipment.