JPS5939093B2 - Granulator in rice transplanter - Google Patents

Description

Detailed Description of the Invention The present invention provides a rice transplanter equipped with a granulator for dispersing granular herbicides, in which power is extracted from the planting claw shaft to drive the granulator, and the spread width of the herbicide can be freely adjusted. The granulator is mounted so that it can rotate, and with these configurations, when the power to the planting claw shaft is cut off, the granulator stops, and whenever the direction of movement of the machine changes, the granulator is rotated and planted. This made it possible to spray herbicides in the desired spread width over every field.

Next, in the second invention, another spraying barrel is attached to the tip of the spraying barrel so that the inclination of the spraying barrel can be adjusted freely, so that the spray width of the herbicide can be easily changed.

In Figures 1 and 2, reference numeral 1 denotes the body of a rice transplanter, which has a prime mover 2 mounted on the front lower part, a large float 3 directly below it, and a large diameter wheel shaft 40 with protrusions at both ends that passes through the center. The machine is equipped with a grounding wheel 5 and driven by a prime mover 2, and is equipped with a wide seedling stand 6, two control handles 7, and two floats 8 on the rear side of the body 1.

9 is a planting claw, and a planting claw shaft 10 is supported on the rear lower part of the fuselage.
When the planting claw shaft 10 receives power from the prime mover 2 and rotates, the two planting claws 9 grab the seedlings on the seedling platform 6 and transfer them to the field. Plant in rows.

11 and 12 are two struts fixed on both sides of the front lower part and center lower part of the fuselage 1, and the upper part of the strut 11.11 is curved to the rear just above the fuselage to fix the elongated front plate 13. Long and short frame plates 14 and 15 are provided at the center of the frame plate 14 and 15 in parallel to the rear, and a horizontal bar 16 is attached to the center of the long frame plate 14 and the rear end of the short frame plate 15. - 16 to assemble the long sword-shaped support frame 17 extending in the front-rear direction, and the long frame plate 1
The rear end of 3 reaches above the planting claw shaft 9.

Reference numeral 18 denotes a relay rod that passes through the frame plates 14 and 15, and connects the top ends of the struts 12.12 that rise diagonally to the metal fittings 19.19 at both ends. The support frame 11 is fixed in a horizontal position directly above the fuselage 1 by connecting to each of the support columns 11 and 12.

20.20 is two fertilizer applicators mounted on the front part of the support frame 11, one feeding shaft 23 is inserted into the feeding device 22 attached to the bottom opening of the fertilizer box 21, and covers the discharge port of the feeding device. funnel 24
The conduit 25 is inserted into the groove maker 26 connected to the rear end of the float 3.

21 is a horizontal operating shaft provided above the planting claw shaft 10;
Two silver rings 30 and 31 are mounted on a bearing 28 fixed to the rear end of the frame plate 14, and a chino 33 is hung on the outer silver ring 30 and the silver ring 32 on the planting claw shaft.

Reference numeral 34 denotes an intermediate shaft which is supported on the support frame 17 and has two silver rings 35 and 36 attached thereto.A chino 37 is hung between one silver ring 35 and the inner silver ring 31 on the operating shaft, and the other silver ring 36 is connected to the inner silver ring 31 on the operating shaft. Hang the silver ring 38 and the cheno 39.

The above is an example of a rice transplanter, and when the operator holds the control handle 7 and energizes the prime mover 2, the grounding wheels 5, 5 rotate with that power to advance the machine 1, and the planting claw shaft 10 also acts as the prime mover. The two planting claws 9 are rotated by the power of The rotation of the claw shaft 10 is transmitted from the operating shaft 21 to the feeding shaft 23 via the intermediate shaft 33, and the left and right feeding devices 2
2 dispenses fertilizer from the fertilizer box 25 and sends it to the conduit 25,
Fertilizer is delivered into the grooves cut by the groove cutter 26 before seedling planting.

Note that the conventional rice transplanter extracts power from the wheel shaft 4 to rotate the feed-out shaft 23 of the seeding machine, and therefore does not include the operating shaft 21 and the intermediate shaft 33.

In such a rice transplanter, the present invention mounts a herbicide granulator on the rear upper part of the machine body 1, extracts power from the planting claw shaft to drive the granulator, and allows the granulator to rotate freely. It was mounted on a rack so that the spraying process could be adjusted.

In the embodiment shown in FIGS. 1 to 6, 40 is a support.

This is a granulator mounted on the rear of the frame 17, and consists of a hopper 41 containing granular herbicide and a flat cylindrical feeding box 43 attached to the bottom opening 42 of the hopper. It has a built-in impeller (not shown) with many radially protruding pieces,
A protrusion 45 is provided on one side of the bottom plate 44 of the feeding box, and is inserted into a gear box 46 attached to the lower surface of the bottom plate 44, which is the core axis of the impeller.

Reference numeral 41 denotes a flat rectangular cylindrical dispersion tube protruding from the side surface of the dispensing box 43. As shown in FIGS. , the upper edges of the two spray barrels 47 and 50 are connected by a hinge 49, and the spray barrel 4
A bolt is planted on the side of the spray tube 50, and a wing nut 52 is screwed through the bolt through an arc-shaped long hole 51 made in the side of the spray tube 50, so that the inclination of the spray tube 50 can be adjusted slightly up and down. do.

Reference numeral 53 is a thick band-like plywood board, which is fixed to the rear end of the frame plate 15 and placed horizontally at the rear of the support frame 17. A cylinder body 54 is fixed to the rear end of this plywood board, and a short vertical shaft 55 is fixed to the rear end of the frame plate 15. The granulator 40 is mounted in a rotatable manner by fitting firmly into the top end of the protrusion 45 provided on the bottom plate of the dispensing box 43.

Reference numeral 56 denotes an intermediary bevel gear loosely fitted on the vertical shaft 55, which meshes the bevel gear 57 attached to the operating shaft 27 with another bevel gear 58, and inserts this bevel gear 58 into the gear box 46 of the granulator. Attach it to the connecting shaft 59.

Reference numeral 60 denotes an oval-shaped board fixed to the top end of the vertical shaft 55, which faces in a direction of about 120 degrees from the direction of movement of the machine body 1 toward the unsheathing of the sword.The bottle 61 and the protrusion on the bottom plate of the dispensing box are installed on the tip side of this board. 45
A spring 63 is applied to a bottle 62 planted at the base of the bottle.

The circumferential edge of the substrate 60 on the vertical axis side is cut into a thin strip and a bottle 62 is attached to it, and the center of the vertical axis 55 is connected to the bottle 62 corresponding to the side edge of the cut edge 64 and the bottle 62 moved to the opposite side edge. At this time, the angle is set to be about 60 degrees on each side, for a total of about 120 degrees.

One embodiment of the present invention has the above-mentioned configuration, and as shown in FIG. The planting claw 9 grabs the seedlings from the seedling stand 6 and plants two rows of seedlings S, S1 in the field, and the rotation of the planting claw shaft 10 feeds out the fertilizer application machine via the operating shaft 27 and the intermediate shaft The fertilizer is transferred to the shaft 23 and fed out from the fertilizer box 21 into the two grooves cut by the furrower 26 before planting the seedlings.

When the machine 1 reaches the left end of the field, the worker makes a U-turn and moves the machine to the right, and the seedling S is placed in the groove where the fertilizer was discharged.
2. Plant S2.

At this time, the granulator 40 is held at the solid line position by applying the bin 62 pulled by the spring 63 to the right end of the cut edge 64, and the granulator 41 is tilted slightly toward the direction of movement from the right side of the machine body 1 as indicated by the arrow A.
is taking the direction of

At this point, the worker engages the clutch (not shown) and locks the bevel gear 5.
7 to the operating shaft 21, the rotation of the operating shaft is caused by the vertical axis 55.
The information is transmitted to the intermediate bevel gear 56 which is loosely fitted into the intermediate bevel gear 5.
6 idles on the vertical axis to rotate the bevel gear 58, and this bevel gear rotates the impeller inside the feeding box 43 via the gear box 46 by the relay shaft 59, and this impeller is fed out from the hopper. The herbicide is scattered by centrifugal force and sent to the spray tube 41,
Since the spray cylinder is facing the right side of the aircraft 1, the herbicide is applied to the seedlings S1. Scattered on top of S.

When the machine 1 reaches the right end of the field, the operator temporarily stops the machine 1 and manually rotates the granulator 40 counterclockwise around the vertical axis 550.

At this time, the bottle 62 stretches the spring 63 and lowers the top of the cut-off edge 640, and the bottle hits the left end of the cut-off edge as shown by the chain line 62 in FIG. While holding the spray cylinder 47 at the position 40, the spray cylinder 47 is directed from the left side of the machine body 1 in the direction of the arrow B, which is slightly inclined toward the forward force, and the bevel gear 58 is engaged with the bevel gear 56 while rotating around the vertical axis 55 and moving along the chain line. Move to position 58'.

After turning the granulator 40 in this manner, the operator makes a U-turn and moves the machine body 1 to the left, and the rice transplanter moves the seedlings S3 into the furrow into which the fertilizer has been discharged. S3 is planted in two rows, and the granulator 40 rotates the impeller in the feeding box to send the herbicide to the spray tube 47. Since this spray tube faces the left side of the machine body 1, the herbicide is distributed to the machine body. Seedling S2 planted when moving to the right.
Afterwards, the herbicide is sprayed onto the seedlings that have been planted over the entire surface of the field by repeating the rotation operation of the granulator 40 every time the machine body 1 is turned.

In this embodiment, an operating shaft 21 is arranged above the planting claw shaft 10, and the power of the planting claw shaft is transmitted to the granulator 4 through this operating shaft.
Since it is configured to drive 0, if the rotation of the planting claw shaft 10 is stopped when the granulator 40 turns, when the machine 1 makes a U-turn, or when the machine is temporarily stopped, the granulator 40 also stops. The mechanism and operation are simple, and the mechanism and operation are simple because the seedlings are planted, the herbicide is sprayed, and both are stopped at the same time, and there is no need to waste the herbicide.

Further, in this embodiment, as shown in Fig. 5.6, a dispersion tube 50 is hinged to the tip of the dispersion tube 47, and the inclination of the dispersion tube 50 can be adjusted slightly up and down. When the herbicide is being sprayed horizontally, the herbicide is being sprayed wider, and when the spray tube 50 is tilted slightly downward, the herbicide is being sprayed narrower, allowing the spraying to be changed as needed.

The above description describes one embodiment of the present invention, and the present invention is not limited to this embodiment; the design can be changed within the scope of the invention.

In the present invention, a vertical shaft is fixed to the rear upper part of the body of the rice transplanter, and an operating shaft that serves as a drive source for the granulator is provided, and a protrusion provided on the bottom plate of the feeding box of the granulator is attached to the top end of the vertical shaft. The granulator is mounted so that it can rotate with a loose fit, and the bevel gear loosely fitted on the vertical shaft meshes with the bevel gear on the operating shaft and the bevel gear on the relay shaft that transmits power to the granulator. The granulator can be rotated to direct the spray barrel to the right or left side of the machine, and power can be transmitted no matter where the granulator is positioned. Spraying herbicides in fields has a vine effect.

Next, as a holding means for the granulator, a substrate is fixed to the top end of the vertical shaft, a stopper for the feeding box is attached to this substrate, and a tension spring is applied to the substrate and the feeding box, making it easy to adjust the position of the granulator. The mechanism and operation are simple because the machine that uses the power from the planting claw shaft to drive the operating shaft of the granulator can plant seedlings, spray the herbicide, and stop both at the same time. It has the advantage of not wasting herbicide.

Next, the second invention is configured such that another spraying barrel is attached to the tip of the spraying barrel so that its inclination can be adjusted.By tilting the spraying barrel horizontally or slightly downward, it is possible to easily spray the herbicide. There are effects that can be changed.

[Brief explanation of the drawing]

The drawings show an embodiment of the grain dispersion machine according to the present invention. Fig. 1 is a side view of a rice transplanter equipped with this embodiment, Fig. 2 is a plan view of the main parts of Fig. 1, and Fig. 3 is a side view of a rice transplanter equipped with this embodiment. 4 is an enlarged front view of the embodiment, FIGS. 5 and 6 are side views of the spray tube, and FIG. 7 is an explanatory diagram showing the state of spraying the herbicide. In addition, 1 is the machine body, 9 is a planting claw, 10 is a planting claw shaft, 27 is an operating shaft, 40 is a granulator, 43 is a feeding box, 44 is its bottom plate, 45 is a protrusion of the bottom plate, 41 and 50 53 is a sprinkling cylinder, 53 is plywood, 55 is a vertical shaft, 56 is an intermediate bevel gear, 57 and 58 are bevel gears, 59 is a relay shaft, 60 is a substrate, 62 and 64 are stoppers, and 63 is a tension spring.

Claims (1)

[Scope of Claims] 1. In a rice transplanter equipped with a seedling planting claw on a planting claw shaft supported at the rear lower part of the machine body, a short vertical shaft is fixed to a plywood board placed at the rear upper part of the machine body, and the rice transplanter has a short vertical shaft fixed to a plywood board placed at the rear upper part of the machine body, and An operating shaft that serves as the drive source for the granulator is provided on one side, and the granulator is rotatably mounted by loosely fitting the protrusion provided on the bottom plate of the dispensing box of the granulator to the top end of the vertical shaft. The bevel gear on the operating shaft is meshed with the intermediate bevel gear loosely fitted on the vertical shaft, and the bevel gear on the relay shaft that rotates the impeller of the granulator is meshed with the bevel gear on the intermediate shaft that rotates the impeller of the granulator, and the dispersing cylinder is positioned to face the right or left side of the machine. A granulator in a rice transplanter, characterized by comprising means for holding the granulator. 2. The rice transplanter according to claim 1, in which a substrate is fixed to the top end of the vertical shaft as a holding means for the granulator, a stopper for the feeding box is provided on this substrate, and a tension spring is applied to the substrate and the feeding box. granulation machine. 3. A granulator in a rice transplanter according to claim 1, wherein the operating shaft of the granulator is disposed above the planting claw shaft, and a conductive member is provided between both shafts. 4. In a rice transplanter equipped with a seedling planting claw on a planting claw axis attached to the rear lower part of the machine, a short vertical shaft is fixed to a plywood board placed at the rear upper part of the machine, and a granulator is attached to the side of the rice transplanter. An operating shaft is provided as a driving source for the granulator, and a protrusion provided on the bottom plate of the dispensing box of the granulator is fitted loosely to the top end of the vertical shaft to allow the granulator to rotate. The bevel gear on the operating shaft and the bevel gear on the intermediate shaft that rotates the impeller of the granulator are meshed with the intermediate bevel gear, which holds the granulator in a position with the dispersion barrel facing either the right or left side of the machine. 1. A granulator for a rice transplanter, characterized in that the dispersion tube is provided with a means for dispersing the particles, and another dispersion tube is attached to the tip of the dispersion tube with a hinge so that the inclination of the dispersion tube can be adjusted up and down.