JP2587797Y2 - Riding rice transplanter - Google Patents

Description

[Detailed description of the invention]

[0001]

[Industrial application field] The present invention is to continuously plant seedlings.
The present invention relates to a riding rice transplanter that performs side-row fertilization.

[0002]

2. Description of the Related Art Conventionally, Japanese Unexamined Utility Model Publication No. 1-175520,
Or, as shown in Japanese Utility Model Laid-Open Publication No. 1-109918,
Mount the planting part on the car so that it can move up and down, and add fertilizer.
Tank and the fertilizer embedding member at the planting section via a supply hose.
There is a technology to provide a feeding member for sending out from the tantalum.
You.

[0003]

SUMMARY OF THE INVENTION The above prior art is based on running
Since the tank is mounted on the front of the car, the planting area on the rear side of the car
The hose that sends fertilizer from the tank can be easily shortened.
Simplification of the hose arrangement structure and the hose after the work is completed
Resulting aims to facilitate the improvement of such handling operations of the internal fertilizer removal
And the input shaft of the transmission case fixed to the feeding member
Because the PTO shaft is connected to the chain,
The link mechanism mounting part, the feeding member mounting part, and the PTO shaft
Positioned close to each other, the mounting structure is mutually restricted
And the chain connection of the PTO shaft
The case is easy to place away from the PTO shaft support structure.
Or it is not easy to simplify the chain connection structure
There are problems such as.

[0004]

According to the present invention, the driving
The planting section is mounted on the car so that it can move up and down,
The transmission case is fixed to the transmission case
Make the case support the rear wheel via the rear axle, and
The universal joint shaft is connected to the rear end of the PTO shaft
Tank to take out the driving force to the planting area and put fertilizer
Through the supply hose to the fertilizer embedding member of the planting section.
Riding rice transplanter equipped with a feeding member for sending fertilizer from the tank
In the above, the tank and the feeding member are
It is arranged almost directly above, and from the middle of the PTO shaft,
A transmission member for taking out power is provided to the feeding member, and the transmission member is
Fixed to the body frame, the tank and
Since the components are placed in the upper part of the post-transport, the fertilizer in the tank
Good balance of running vehicles even if weight changes due to increase or decrease
Can be maintained, and a spare seedling loading space and
Easily secure the tank capacity while securing the boarding space
And the above-mentioned tank and feed-out with respect to the planting part.
The supply hose is formed shorter than before by making the members closest to each other
Simplification of the supply hose arrangement structure and the completion of work
Improvement of handling operability such as removal of fertilizer inside the supply hose
Transmission case and transmission case.
A transmission member is provided on the body frame to fix the
Because the feeding member is connected to the O-shaft,
The structure to install the transmission member eccentrically can be easily configured.
The space for the linter mechanism mounting part to support the planting part
PTO shaft power can be taken out effectively and used in the transmission case
Therefore, the PTO
The shaft can be mounted short, and the space on the upper side of the transmission case is used.
To connect the PTO shaft and the feeding member by the PTO shaft support structure.
Simplification and easy improvement of PTO shaft support strength
What you get.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. Figure 1 is a plan explanatory view of a deep tank section, a side view of FIG. 2 whole, Figure 3 shows a plan view of the same, in FIG. (1) is a vehicle to board the operator, the engine (2 ) On which the rear end of the body frame (3) is connected to the transmission case (4), and the front wheels (6) for paddy field traveling are supported on both front sides of the transmission case (4) via axle cases (5). At the same time, the rear wheels (8) for traveling in paddy fields are supported on both sides of the rear portion of the transmission case (4) via transmission cases (7). A spare seedling mount (10) is attached to both sides of the hood (9) covering the engine (2) and the like, and the transmission case (7) and the like are covered with a vehicle body cover (12) forming a step (11). A driver's seat (13) is mounted above the vehicle body cover (12), and a steering handle (14) is provided in front of the driver's seat (13).

Further, as shown in FIG. 4, (15) in the figure is a seedling mounting table (16) for multiple planting and a plurality of planting claws (1).
7) and the like, in which the front and rear low-sloping seedling mounting table (16) is moved through the lower rail (18) and the upper guide rail (19) to the center and left and right planting cases ( 20
a) The planting case (20) is supported by (20b) and (20b) so as to be reciprocally slidable left and right, and is made to crank by a planting arm (21) and a rotary case (22).
a) Attach the planting claws (17) to (20b) and (20b). The planting cases (20a) (20b) (2
0b) below the center and left and right leveling floats for planting (2
3) Connect (24) and (24) to the planting depth adjustment link (25).
And the planting depth adjusting fulcrum shaft (26) and the like, and the planting cases (20a) (20b) (20)
b) is a planting mission case (2) which is a planting drive case.
7), and a three-point link mechanism (30) including a top link (28) and a lower link (29) is used to plant the rear side of the traveling vehicle (1) through the planting mission case (27). The hydraulic cylinder (31) is connected between the rear part of the traveling vehicle (1) and the lower link (29) by connecting the attachment part (15) and elevating the planting part (15). The planting section (15) is moved up and down by the expansion / contraction operation of the float, and the planting section (15) is moved down to move each float (2).
3) The seedlings for one plant are sequentially taken out from the seedling mounting table (16), which makes (24) land and reciprocate left and right, by means of the planting claws (17) and planted.

In the figure, (32) is a traveling speed change lever, (3)
3) is a planting elevating lever, (34) is a planting depth sensitivity adjusting lever, (35) is a traveling taracia pedal, and (36) (3)
6) is a left and right brake pedal.

As shown in FIG. 5 and FIG. 8, between the right and left sides of the seedling planting line and between the seedling planting lines, a side line and a deep fertilizer (37) (two-stage fertilizer) for performing two-stage fertilization of the side line and the deep layer. 38), the fertilizer tank (39) and the fertilizer feeding case (40) of the side-strip fertilizer device (37) are attached to each planting case (20a).
(20b) The upper end of a column (41) that is erected and fixed to (20b) is fixedly supported via a horizontal frame (42) and a mounting plate (43). The fertilizer tank (39) of the side fertilizer application device (37) stores granular fertilizer in a set of two fertilizers, and a fertilizer delivery case (40) (40) ( 40) The fertilizer discharge bodies (45) (45) of each of the floats (23), (24) and (24), which are attached to the left and right sides of the bottom surface.
The fertilizer feeding ports (47) and (47) of the feeding cases (40) and (40) are connected to the fertilizer feeding ports (47) and (47) via feeding hoses (46) and (46), and power is transmitted to each fertilizer feeding roll in the feeding case (40). Power take-out shaft (49) of each planting case (20a) (20b) (20b) via rod (48)
And the discharge bodies (45) and (45) are inserted into the side line fertilization grooves formed by the groove generators (44) and (44).
The granular fertilizer in the fertilizer tank (39) discharged from the tank is sequentially dropped, and the soil is covered by the cultivation plate (50) behind the fertilizer tank.

As shown in FIGS. 6 and 7, the deep fertilizer (38) is provided with a deep fertilizer pipe (51), which is a fertilizer nozzle, behind one pair of left and right groovers (44) (44). And one paste fertilizer tank (52) for supplying paste-like fertilizer to the three (six fermentation) fertilizer application pipes (51) is provided on the traveling machine body (1) side. The tank (52) is connected to the right frame (3a) of the body frame (3) via the front and rear frames (53a) (53b) and the tank frame (54) so that the tank (52) is juxtaposed to the right of the driver's seat (13). Let me.

In addition, the body frame (3) and the tank (5)
2) A screw-type fertilization pump (56) as a driving unit and a pump (5)
A shift case (58) for performing the shift of 6) by the switching lever (57) is attached, and each pipe (51) is attached to a valve base (59) fixed to the tank frame (54) at a position below the tank (52). Attach three stop valves (61) with stop levers (60) to stop the supply of fertilizer for each tank and the pump (5).
6) and the tank hose (62), and each pump (5)
6) Connect the valve (61) with the pump discharge hose (63)
Then, each stop valve (61) and each pipe (51)
A fertilizer supply hose (6) is connected to the base fertilizer supply port (51a).
In 4), the fertilizer is connected to each other, and the paste-like fertilizer in the fertilizer tantalum (52) is supplied to the fertilizer pipe (51) by the pump (56) to forcibly fertilize the deep part of the wetland.

Further, the driving of the fertilizer application pump (56)
A PTO shaft (66) of the transmission case (4) for outputting a driving force to the planting portion (15) via a universal joint shaft (65).
The chain (67a), the bevel shaft (68), the intermediate shaft (69), the bevel shaft (70), and the chain (67b), which are transmission elements and are transmitted to the input shaft (58a) of the transmission case (58). The PTO shaft (66) is interlocked and connected via the output shaft (58) of the transmission case (58).
b), the pump shaft (56a) of each pump (56) is interlocked and connected via chains (71) and (72), and the PTO shaft (6) is connected.
Each of the pumps (56) is driven by the rotational force extracted from 6).

Further, the pump (56) and the speed change case (58) are provided so as to face each other across a bracket (55) having a gate shape in plan view.
The transmission case (58) is fixedly mounted on the front side of the vehicle, and the pumps (56) are fixedly mounted on the rear side.
This drive system such as chains (71) and (72) is disposed inside the bracket (55) between the gear and the transmission case (58), and the bevel shafts (68) and (70) and the intermediate shaft (69).
Is fixed to the right frame (3a) of the vehicle body frame (3).

The pump (56) and the transmission case (58) are arranged on the rear wheel axle (8a) of the rear wheel (8), and the tank (52) is arranged slightly forward of the rear wheel axle (8a). In addition to improving the front-rear balance, the shift change lever (57) and the stop lever (60) are disposed near the right side of the driver's seat (13).
These levers (57) with the worker sitting in position
(60) The operation is configured to be easily performed.

As is clear from the above, the traveling vehicle (1)
The planting section (15) is installed to be able to move up and down freely,
Transmission case (4) and transmission on body frame (3)
Fix the case (7) and attach the rear axle to the transmission case (7).
(8a) to support the rear wheel (8)
The case (4) can be freely connected to the rear end of the PTO shaft (66) on the rear surface.
Connect the hand shaft (65) and apply driving force to the planting section (15).
Take out and put fertilizer tank (52), planting section
The fertilizer application pipe (51) which is the fertilizer embedding member of (15)
Fertilizer from said tank (52) via a supply hose (64)
A fertilizer application pipe (56), which is a feeding member for feeding
In the riding rice transplanter, the tank (52) and the fertilizer
Ip (56) is disposed substantially directly above the transmission case (7).
And the fertilizer application center from the middle of the PTO shaft (66).
Shaft case which is a power transmission member to extract power to Ip (56)
(73), and the shaft case (73) is attached to the body frame.
It is fixed to (3). And the tank (52)
And the fertilizer pump (56) is located above the rear wheel (8).
And the weight changes due to the increase or decrease in fertilizer in the tank (52).
To keep the traveling vehicle (1) in good balance and
Spare seedling loading space and getting on / off space in front of train (1)
While increasing the capacity of the tank (52) while securing
The above-mentioned tank and fertilizer application pump for the planting part (15)
(56) is brought close to the supply hose (64)
Is also short, simplifying the arrangement of the supply hose (64)
And removal of fertilizer inside the supply hose (64) after completion of work
In addition to improving handling operability , the mission
The vehicle body fixing the case (4) and the transmission case (7)
A shaft case (73) is provided on the frame (3) to provide a PTO shaft (6).
6) Connect the fertilizer pump (56) to the PTO shaft (6).
6) The shaft case (73) is installed eccentrically on the side.
And a link mechanism (30) for supporting the planting portion (15).
PTO shaft (66) power by effectively utilizing the space of the attachment
And close the lower surface by the transmission case (7).
Short PTO shaft (66) on the back of the transmission case (4)
To the transmission case (7) using the space on the top side
Connect the TO shaft (66) and fertilizer pump (56)
O-axis (66) Simplification of support structure and PTO-axis (66)
The structure is such that the support strength can be improved.

The present embodiment is constructed as described above. In the case of a side-strip fertilizer which has a relatively shallow fertilization depth and a small amount of fertilizer during fertilization work in a wet field, an inexpensive granular fertilizer is used. On the other hand, in the case of a deep fertilizer application having a deep fertilization depth and a large amount of fertilizer floating, a paste-like fertilizer having a low floating and a certainty is forcibly fed out by the pressure of the pump (56), and is economically reliable. Step fertilization is performed.

In this case, the heavy fertilizer tank (52) of the deep fertilizer (38), the fertilizer pump (56), and the transmission case (58) are provided on the rear wheel (8) in a well-balanced front-to-rear direction, so that the planting is possible. An increase in the weight of the attachment portion (15) is prevented, so that the planting performance can be maintained stably, and the running performance is stabilized by improving the front-rear balance when these heavy objects are mounted on the traveling body (1). Can be maintained.

Further, when the operation of the stop valve (61) for deep fertilization or the speed change operation of the pump (56) is performed, the operation can be easily performed while sitting in the position of the driver's seat (13), thereby improving workability and safety. Can be improved.

[0018]

[Effect of the Invention] As is apparent from the above embodiment, in the present invention , the planting part (15) is mounted on the traveling vehicle (1) so as to be able to move up and down.
To the vehicle frame (3) of the traveling vehicle (1).
(4) and the transmission case (7) are fixed.
To the rear wheel (8) via the rear axle (8a).
And the PTO shaft (6
6) Connect the universal joint shaft (65) to the rear end to plant
(15) A tank for taking out the driving force and putting fertilizer
(52) and the fertilizer embedding member (51) of the planting part (15)
Fertilizer from the tank (52) via a supply hose (64)
To a rice transplanter equipped with a feeding member (56)
The tank (52) and the feeding member (56)
The transmission case (7) is disposed almost directly above the transmission case (7).
Power from the middle of the PTO shaft (66) to the feeding member (56)
A transmission member (73) for taking out the power, and the transmission member (73)
Is fixed to the body frame (3), and the tank
(52) and the feeding member (56) are arranged on the upper part of the rear wheel (8).
The weight of the tantalum (52)
Even if the amount changes, the balance of the traveling vehicle (1) can be maintained well.
In addition, a spare seedling loading space in front of the traveling vehicle (1)
The tank (52) capacity is easily secured while getting on and off the space.
The volume can be easily increased and the planting part (15) is
Supply tank by bringing the tank and the feeding member (56) into the closest position.
(64) can be formed shorter than before and supply hose
(64) Simplification of installation structure and supply hoe after work
(64) Removal of fertilizer inside, improvement of handling operability, etc.
And the mission case
(4) and body frame for fixing the transmission case (7)
(3) A transmission member (73) is provided to attach to the PTO shaft (66).
Since the feeding member (56) is connected, the PTO shaft (66)
A structure in which the transmission member (73) is installed eccentrically on the side.
The structure can be easily constructed, and the phosphorus for supporting the planting portion (15) is provided.
Lock mechanism (30)
O-axis (66) power can be taken out, transmission case
Mission case that closes the lower surface by (7)
(4) A short PTO shaft (66) can be attached to the rear surface.
PTO using the space on the upper surface of the transmission case (7)
The shaft (66) and the feeding member (56) can be connected, and the PTO shaft
(66) Simplification of support structure and PTO shaft (66) support
It is possible to easily improve the strength and the like.

[Brief description of the drawings]

FIG. 1 is an explanatory plan view of a deep fertilizer section.

FIG. 2 is an overall side view of the rice transplanter.

FIG. 3 is an overall plan view of the rice transplanter.

FIG. 4 is an explanatory side view of the planting section.

FIG. 5 is an explanatory rear view of the side fertilizer application section.

FIG. 6 is an explanatory rear view of the deep fertilizer application section.

FIG. 7 is an explanatory side view of the deep fertilizer application section.

FIG. 8 is an explanatory plan view of a float portion.

[Explanation of symbols]

(1) Traveling vehicle (3) Body frame (4) Transmission case (7) Transmission case (8) Rear wheel (8a) Rear axle (15) Planting part (51) Fertilizer application pipe (fertilizer embedding member) (52) Fertilizer tank (56) Fertilizer application pump (feeding member) (64) Supply hose (65) Universal joint shaft (66) PTO shaft (73) Shaft case (transmission member)

Claims (1)

(57) [Scope of request for utility model registration] The plant (15) is lifted and lowered on a traveling vehicle (1).
And mounted on the body frame (3) of the traveling vehicle (1).
Fix the transmission case (4) and the transmission case (7).
To the transmission case (7) via the rear axle (8a).
(8) and the transmission case (4)
The universal joint shaft (65) is connected to the rear end of the PTO shaft (66).
To get the driving force into the planting area (15) and to add fertilizer.
Tantalum (52) and fertilizer embedding member of planting part (15)
(51) to the tank (5) via a supply hose (64).
2) Provided with a feeding member (56) for sending fertilizer from
In the rice transplanter, the tank (52) and the feeding member
(56) is disposed substantially directly above the transmission case (7).
And the feeding member from the middle of the PTO shaft (66).
(56) is provided with a transmission member (73) for extracting power.
That the moving member (73) is fixed to the vehicle body frame (3);
A riding rice transplanter characterized by the following.