JP3380972B2 - Riding rice transplanter - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a riding rice transplanter equipped with, for example, a seedling mount and a planting claw for continuously performing seedling planting work.

[0002]

2. Description of the Related Art Conventionally, Japanese Utility Model Laid-Open No. 3-18714, Japanese Utility Model Laid-Open No. 57-11920, or Japanese Utility Model Laid-Open No. 61 has been used.
As disclosed in Japanese Laid-Open Patent Publication No. 160614, there has been a technique in which a planting portion is mounted on a traveling vehicle so as to be able to move up and down through a link mechanism.

[0003]

In the prior art, in the structure in which the fertilizer applicator is provided on the upper side of the vehicle body cover of the traveling vehicle, the frame for mounting the fertilizer applicator needs to be penetrated into the vehicle body cover or the strength of the vehicle body cover itself needs to be improved. Therefore, it is not possible to easily simplify the fertilizer applicator support structure, and with a structure that mounts the fertilizer applicator inside the vehicle body cover, it is not possible to easily increase the number of fertilizer applicators or the structure of the traveling vehicle. There was a problem such as. Also, with a structure that fixes the fertilizer applicator at a predetermined position on the traveling vehicle, it is necessary to disassemble the fertilizer applicator when carrying out maintenance and repair of the fertilizer applicator or its surroundings, which can easily improve handling operability. There was a problem such as no.

[0004]

SUMMARY OF THE INVENTION However, the present invention is to upright the lifts frame to the body frame of the vehicle, a link mechanism for supporting the planting platform with linking to the lifts frame, lifts the frame Attach the base frame on the upper side, before Symbol Keru set the fertilization machine to the base frame riding rice transplanter
Fertilizer with gas springs on the body frame
Connect to the fertilizer body frame of the machine
To which was attached a vertically movable fertilization body frame, facilities
Do not maintain or repair residual fertilizer due to rising fertilizer.
Any work space can be easily formed and handling operability is not improved.
This is what can be easily planned .

Further, a pair of left and right supports provided on the vehicle body frame.
Id stays on the left and right sides of the base frame
It is connected to the structure, and is centered by the lift frame.
Both sides of the base frame are supported by side stays.
Can be reinforced with a base frame that is long in the left-right direction.
It can stably support a large fertilizer applicator for strips .

Also, a base frame which is placed substantially horizontally
A lifting rail is installed upright on the fertilizer main body frame.
The rear end of the body frame
The fertilizer applicator through the base frame on the lift frame with
Fertilization that can be functionally installed and becomes heavy by supplying fertilizer
The fertilizer applicator can be stably supported in the lowered position during work, and
The fertilizer is supported at a raised position to allow residual fertilizer to flow down and be taken out .

[0007]

[0008]

Embodiments of the present invention will now be described in detail with reference to the drawings. FIG. 1 is a rear view of the fertilizer applicator, FIG. 2 is a side view of the riding rice transplanter, and FIG. 3 is a plan view of the same, in which (1) is a traveling vehicle on which an operator mounts an engine (2). The front frame (3) is mounted above the front part of the body frame (3), and the front wheel (6) for traveling the paddy field is supported in front of the gear shift case (4) through the front axle case (5), and the rear part of the gear shift case (4) is supported. The rear axle case (7) is connected to the rear axle case (7), and the rear axle case (7) supports the rear wheel (8) for traveling paddy fields. Then, the spare seedling mounts (10) are attached to both sides of the bonnet (9) covering the engine (2), etc., and the gear shift case (4) is attached by the vehicle body cover (12) on which an operator rides through the step (11). ) Etc., a driver's seat (13) is attached to the upper part of the vehicle body cover (12), and a steering handle (14) is provided in front of the driver's seat (13) at the rear of the bonnet (9).

Further, (15) in the figure is a planting section provided with a seedling table (16) for planting 6 rows and a plurality of planting claws (17), which are made of a synthetic resin having a high front and low front. Forward tilting seedling stand (1
6) is supported on the planting case (20) through the lower rail (18) and the guide rail (19) so as to be slidable left and right, and at the same time, the rotary case (21) is rotated at a constant speed in one direction. The pair of claw cases (22) and (22) are supported at the case (20), and a pair of claw cases (22) and (22) are arranged symmetrically around the rotation axis of the case (21).
(22) Attach the planting claws (17) (17) to the tip. A support frame (24) is provided on the front side of the planting case (20) via a rolling fulcrum shaft (23), and a three-point link mechanism (27) including a top link (25) and a lower link (26) is provided. Elevating cylinder (28) for connecting a supporting frame (24) to the rear side of the traveling vehicle (1) and moving up and down the planting part (15) through the link mechanism (27).
Is connected to the lower link (26), and the front and rear wheels (6) are connected.
(8) is driven to move, and at the same time, the seedlings for one plant are planted from the seedling table (16) that slides back and forth to the left and right.
It is taken out according to 7) and the seedlings are planted continuously.

Further, in the figure, (29) is a main transmission lever, (3
(0) is a sub-shift lever for planting up / down and work traveling gear shifting, (3
1) is a planting sensitivity adjusting lever, (32) is a main clutch pedal, (33) and (33) are left and right brake pedals, and (3)
4) is a center float for two-row leveling, (35) is a side float for two-row leveling, and (36) is a side-row fertilizer applicator for six rows.

Further, as shown in FIGS. 4 and 5, the engine (2) is mounted on the front portion of the pair of left and right rectangular tubular body frames (3) and (3), and the front axles (37) and (37) are mounted. The front axle case (5) that pivotally supports the left and right front wheels (6) (6) via the vehicle body frame (3) behind the engine (2)
(3) A continuously variable belt shifting case (38) is provided between the left and right vehicle body frames (3) and (3) behind the front axle case (5), which is mounted on the lower surface, and the left and right vehicle body frames (38) behind the continuously variable transmission case (38) ( 3) A rear gear case (4) is provided between (3) and a rear axle case (7) that pivotally supports the left and right rear wheels (8) (8) via rear axles (39) (39). (3) (3) The output of the engine (2) is fixed to the lower surface of the rear end of each shift case (38).
The driving force is transmitted to each of the axle cases (5) and (7) via (4) to drive the front and rear wheels (6) and (8).

Further, a lift frame (4
0) Both ends of the left and right vehicle body frames (3) (3) are welded and fixed to the upper surface of the rear end of the vehicle body frame (3), and a lift pedal (41) is installed upright on the vehicle body frame (3) and the brake pedal receiving shaft (41). 40) Between the middle, the sub-frames (42) (42) that are inclined to the front low rear high are installed,
Between the sub-frames (42) (42), the lifting cylinder (2
8) is attached, and the link mechanism (27) formed by the top link (25) and the lower link (26) is attached via each frame (3) (40) (42), and the link mechanism is provided by the lifting cylinder (28). The planting part (15) is moved up and down by rocking (27).

Furthermore, the front cover (43), the rear step (44), and the rear cover (45) form the vehicle body cover (12) so as to be divided into three parts, and the rear cover (4)
5) Remove and install the fertilizer applicator (36) on the part, and a tank (46) for putting fertilizer, a feeding case (47) for supplying a constant amount of fertilizer, and side strips of floats (34) (35). A blower turbofan (50) for discharging fertilizer to a fertilizer chute (48) through a flexible type delivery pipe (49), and a cylindrical fertilizer body frame (51),
A lid (5) that can be opened and closed while being equipped with the fertilizer applicator (36)
2) The fertilization main body frame (51) right side opening is closed, a turbo fan (50) is attached to the left end of the fertilization main body frame (51), and 6 sets of feeding cases (47) for 6 rows are provided.
... and delivery pipe (49) ... with fertilizer body frame (51)
It is installed in.

Furthermore, FIG. 1, FIG. 6, as shown in FIG. 7, lifts the frame (40) in the body frame (3) the rear end portion
A base frame (53) is attached to the upper side, and a fertilizer applicator (36) is provided via the base frame (53) which is horizontally laid horizontally, and a pair of left and right side stays (5) are provided.
4) (54) and a rear view gantry frame structure of the base frame (53) in which fertilization machine (36) is provided via a post lifts frame (40) above the left and right sub-frame (42) (42) Bolt the middle lower surface of the base frame (53) to the upper surface of the end, and fix the base frame (53).
The upper ends of the left and right side stays (54) (54) are fixed to the left and right ends by bolts, and the left and right side stays (5) are attached to the brackets (55) (55) at the rear ends of the left and right body frames (3) (3).
4) The lower end of (54) is fixed by bolts.

Further, elevating rails (56) are erected on both sides of the base frame (53) having an H shape in a plan view to be horizontally laid horizontally, and a pair of four elevating rails (5), one set in front and two in left and right.
6) (56) (56) (56) through the fertilizer applicator (36)
Is installed so that it can be moved up and down, and a pair of left and right gas springs (57) (57) and a fertilizer body frame (51)
The fertilizer applicator (3
6) is attached, and the weight of the fertilizer applicator (36) is supported by the rear axle case (7) arranged at the rear end of the vehicle body frame (3). As shown in FIG. 8, the left and right lifting rails (56) (56) are also supported. Bearing plates (58) (58) facing each other
Are fixed to the fertilizer main body frame (51) by welding, and bearing rollers (59) ... which are rotatably fitted in the rails (56) are rotatably supported by a bearing plate (58). (56) Two sets of (56) are symmetrically provided, and two upper and lower rollers (59) and (59) are attached to one rail (56), and a fertilizer main body frame (51)
Are supported by a base frame (53) so as to be able to move up and down by four rails (56) and eight rollers (59).

The lower end of the gas spring (57) is connected to the bracket (55), and the bearing plate (5)
8) is connected to the upper end of the gas spring (57), the rail (56) and the gas spring (57) are provided substantially parallel to each other, and the gas spring (57) is installed at the center of gravity of the fertilizer applicator (36) in the front-rear width direction. The fertilizer applicator (3
The gas spring (57) has an extension force which is approximately equal to or slightly smaller than the weight of 6). In addition, the auxiliary gas spring (60) is provided on the front side with substantially the same structure as the gas spring (57), and the fertilizer applicator (36) is constituted by the left and right four gas springs (57) (57) (60) (60). You may raise.

Further, as shown in FIGS. 8, 9, 10 and 11, a pair of left and right handles (61) (61) which an operator holds when lifting the fertilizer applicator (36) is provided in the fertilizer main body case ( 51) by welding and fixing it to the handle (61) by the support shaft (6
The lock arm (63) is rotatably supported via the (2) and the reinforcing ribs (6) of the lifting rail (56).
The upper and lower engaging holes (65) and (66) are formed in 4), and the lock arms (63) are engaged in the engaging holes (65) and (66) to move the fertilizer applicator (36) at the ascending or descending position. It is a fixed support, and a release lever (67) provided on a lock arm (63) is extended below the handle (61), and an operator operates the release lever (67) while grasping the handle (61). The lock arm (63) can be disengaged from the engagement holes (65) (66).

A case bracket (68) is welded and fixed to the fertilizer main body frame (51), and the feeding case (47) is bolted and fixed to the case bracket (68), which is constructed as one unit 2 Use the case (47) (47) for feeding the strips to the left and right lifting rails (5
6) and (56), and lift rails (56) (5
The feeding cases (47) (47) for two articles are arranged on the outside of the machine of (6), respectively, and the feeding cases (47) for three units are arranged side by side as one set of two articles.

Further, FIGS. 10, 11, 12 and 1
As shown in FIG. 3 and FIG. 14, the lower outlet of the tank (46) is fitted to the inlet (69) on the front side of the upper surface of the feeding case (47), and the outlet () is attached to the lower side of the front surface of the feeding case (47). 70) forming and detachable cap (71)
The outlet (70) is closed by. A fertilizer (A) inside the tank (46) is surrounded by a chute (72) welded and fixed to the fertilizer body frame (51) to surround the outside of the outlet (70), the cap (71) is removed to open the outlet (70). ) To the chute (72),
At this time, the fertilizer applicator (36) is supported at the elevated position of the elevating rail (56), the space between the chute (72) and the base frame (53) is enlarged, and the fertilizer container is easily placed below the chute (72). The fertilizer can be plugged in and the residual fertilizer can be easily taken out.

A bottom cover (75) is provided on the lower surface of the feeding case (47) through a closing lever (73) and a spring (74).
Is detachably fixed, and the outlet pipe (76) is integrally formed on the lower surface of the bottom lid (75) made of hard synthetic resin, and is made of soft synthetic resin for fitting the front end portion to the fertilizer main body case (51). Of the joint pipe (77), the front end of the outlet pipe (76) is detachably fitted to the rear end of the pipe (77), and the delivery pipe (49) is fitted to the rear end of the outlet pipe (76). The blower of the turbo fan (50) is blown out from the hollow part of the fertilizer main body frame (51) to the pipes (77) (76) (49), and the outlet pipe (78) of the bottom lid (75) is used. 76) The fertilizer (A) falling in the middle is moved to the delivery pipe (49). The inner diameter of the outlet pipe (76) on the inlet side is reduced to form a wind speed acceleration portion (79) so that the fertilizer (A) suction force and the conveying force by the air blow at the outlet (78) are increased. There is.

Further, the intake port (80) and the outlet port (81)
And an outlet plate (84) having a plurality of substantially square outlets (83) ... and an outlet plate (86) having a discharge port (85) on the same circumference. The plates (82), (84) and (86) made of circular flat plates are arranged in a multi-layer between the feeding case (47) and the bottom lid (75), and the feeding shaft (87) is attached to the feeding case (47). Is rotatably supported substantially vertically, and the lower end side of the payout shaft (87) is passed through the central portion of each plate (82), (84), (86), and the payout shaft (8
7) A rubber ring (88) is detachably locked to the lower end, each plate (82) (84) (86) is supported downward on the feeding shaft (87), and each plate (82) (84) (86) is supported by a spring (74). The plates (82), (84) and (86) are elastically pressed, and the inlet plate (82) and the outlet plate (86) are locked to the feeding case (47) and fed to each plate (82) (86). While letting the shaft (87) rotate freely, the feeding plate (84) is supported by the feeding shaft (87) so as to be supported by the feeding shaft (87).
Is forced to rotate, and from the intake port (80) to the delivery port (8
The fertilizer (A) that has entered 3) is moved to the discharge port (85) and dropped toward the outlet (78).

A brush (8) for removing the excess fertilizer (A) on the upper surface of the delivery port (83) at the end of the intake port (80).
9), and the height of the brush (89) is lower than the upper surface of the feeding plate (84) by attaching the brush (89) to the feeding case (47) through the photographing (90) whose height is adjusted. Adjustment is performed from the outside of the feeding case (47), and the amount of fertilizer (A) delivered to the feeding outlet (83) is adjusted.

The outlet (8) of the inlet plate (82)
1) The compressed air intake (91) facing the 1) is fed to the feeding case (4).
7), the hollow portion of the fertilizer main body case (51) and the compressed air inlet (91) are communicated with each other by a shunt pipe (92), and the turbo is provided through the pipe (92) and the inlet (91). Blow-off from fan (50) is blown out (81)
To the discharge port (85) and the feeding port (8
3) The air is blown from the air outlet (81), and the fertilizer (A) in the feeding port (83) is forcibly dropped downward by the air blowing, and the granular fertilizer (A) or this powder is fed into the feeding port (83). It is configured to prevent it from remaining inside.

Further, as shown in FIG. 4, FIG. 5 and FIG.
A PTO shaft (93) for transmitting the output of the engine (2) to the planting portion (15) is extended rearward from the gear shift case (4), and a bearing tube (94) is provided on the left side of the lift frame (40). The fertilization input shaft (95) front end portion of the bearing tube (94) is fixedly welded and interlocked with the middle of the PTO shaft (93) through a chain (96). A crank plate (97) is fixed to the rear end of the fertilizer input shaft (95). The bearing plate (58) and the case bracket (68)
A rear surface frame (98) for integrally fixing the rear end sides of the rear end frame (98), the rear surface frame (98) is laid horizontally substantially parallel to the fertilizer main body frame (51), and the bracket (99) is attached to the rear surface frame (98). ) Through the bearing (10
0) is fixed, and the feeding amount adjusting lever (102) is rotatably supported by the bearing (100) via the fulcrum shaft (101). Then, the coupling lever (103) and the engagement plate (10
4) Input and output rods (106) and (107) that are detachably connected via (105) are provided, and the crank plate (97) and one end side of the feed amount adjusting lever (102) are connected to the rod (106). Connect by (107).

A feeding drive shaft (109) is rotatably supported by the rear frame (98) through a bearing plate (108), and a swing arm (110) is supported on the drive shaft (109).
Is fixed to the feeding amount adjusting lever (102) and one end side of the telescopic rod (111) whose length is adjustable is connected, and the swing arm (110) is supported by a plurality of shaft holes (112). Adjustable telescopic rod (111)
The rotation lever (114) for connecting the other end side of the shaft and changing the ratio of the connection distance between the output rod (107) and the telescopic rod to the fulcrum shaft (101) by rotating the screw (113) is adjusted. The swing arm (11) is provided on the lever (102) and connects the telescopic rod (111) by selecting the plurality of shaft holes (112).
0), the swing stroke of the arm (110) is changed to adjust the fertilizer feeding amount in multiple stages, and the fulcrum shaft (10) is operated by operating the rotary lever (114).
1) Attach the feeding amount adjusting lever (102) to the screw (11
3) Sliding in the axial direction, the length of the connecting point of the lever (102) and the rod (107) with respect to the fulcrum shaft (101),
By changing the ratio of the length of the connecting point of the lever (102) and the rod (111) to the fulcrum shaft (101), the reciprocating stroke of the telescopic rod (111) can be continuously changed to continuously adjust the amount of fertilizer feeding. Is configured to do.

Further, as shown in FIG. 13, a bearing (115) is bolted and fixed to the rear frame (98),
A clutch shaft (116) is rotatably supported by the bearing (115) through a follow-up prevention one-way clutch (115a), and an input link (118) is connected to the clutch shaft (116) through a one-way clutch (117). At the same time, the swinging link (119) is fixed to the feeding drive shaft (109), and the link (119) is connected to the input link (118) through a link bar (120) to form an input link (118).
To rotate the clutch shaft (116) intermittently in one direction, and the one-way clutch (117) in which the input link (118) returns returns to the clutch shaft (11) by idling.
The reverse rotation of 6) is prevented by the braking action of the one-way rotation prevention one-way clutch (115a) and the bearing (115).

The clutch case (121) is fixed to the feeding case (47), and the feeding shaft (8) is attached.
7) The input shaft (124) is always connected to the upper end side via the bevel gears (122) (123).
A clutch (125) for connecting the clutch shaft (24) to the clutch shaft (116) in a disengageable manner is provided.
25) is internally provided in the clutch case (121), and a clutch lever (126) and a clutch arm (127) for connecting and disconnecting the ratchet clutch (125) are distributed to the front and rear of the clutch case (121). A wire (130) which is installed and stretched by an outer receiving member (129) of a rear frame (98) on a planting bar stop lever (128) provided on the upper back surface of the seedling mounting table (16) of the planting section (15). The clutch arm (127) is connected via. Then, the planting bar stop lever (12
8) When any of the planting claws (17) for 6-row planting is stopped by operation, fertilizer application is performed by disconnecting the row stopping clutch (125) corresponding to the stopped planting claw (17). The operation is stopped, and fertilizer is applied only to the row on which the seedlings are to be planted by the planting claws (17). ) ... while fertilizing the fertilizer, and the operator operates the clutch lever (126) to apply the ferrule.
By cutting 5), the 6-case feeding case (4
7) ... Any or all of them are arbitrarily selected so that fertilization can be stopped regardless of seedling planting.

As is apparent from the above, the fertilizer applicator (36)
When the vehicle is mounted on the traveling vehicle (1), the rear cover (45) is removed, and the central portion of the base frame (53) in plan view H is bolted and fixed to the upper surface of the rear end of the subframe (42), and the subframe (42) is fixed. Left and right side brackets (5
5) The left and right side stays (54) and (54) are fixed by bolts between (55), and the link frame (40) is provided at the rear end of the vehicle body frame (3) substantially directly above the rear axle case (7) and the rear axle (39). The base frame (53) is fixed via. Then, the bearing rollers (59) are fitted into the elevating rails (56) on the base frame (53) from the upper end openings, and the fertilizer main body frame (51) is inserted through the rails (56) and the rollers (59). ) Is supported by the base frame (53) so as to be able to move up and down, and a pair of left and right bearing plates (58) (5) of the fertilizer main body frame (51) are also supported.
The left and right gas springs (57) and (57) are fixed by bolts between the lower right and left brackets (55) and (55), and the fertilizer applicator (36) is supported by the gas springs (57). Then, the delivery pipes (49) are connected between the side-row fertilizer chute (48) of the floats (34) and (35) and the delivery case (47), and are delivered by the air blow of the turbo fan (50). The fertilizer (A) in the tank (46) taken out to the case is delivered from the delivery pipe (49) to the side-row fertilizer chute (48) so that the fertilizer (A) is adjacent to the seedling planting row by the planting claw (17). ) Is applied and side fertilization is performed.

As described above, by mounting the fertilizer applicator (36) using the link frame (40), the base frame (53) can be formed lightweight and compact, and the load of the fertilizer applicator (36) can be applied to the body frame (36). 3) By supporting at the rear end, the fertilizer applicator (36) can be stably supported on the rear axle (39). The fertilizer body frame (51)
Since the weight of the fertilizer applicator (36) is received by the rear axle case (7) via the gas spring (57), the fertilizer applicator (36) can be supported at a stable position on the traveling vehicle (1) side, and Vibration generated on the traveling vehicle (1) side can be absorbed by the gas spring (57), and due to the shock absorber effect of the gas spring (57), the fertilizer feeding amount is easily stabilized and the fertilizer applicator (36) body The durability of can be improved.

Further, by supporting the fertilizer applicator (36) at the lowered position of the elevating rail (56), the fertilizer applicator (36) can be supported at a low position on the upper surface of the vehicle body cover (12) to perform fertilizer application work. it can. Meanwhile, lifting rails (56)
By supporting the fertilizer applicator (36) in the ascending position of
A container for receiving the fertilizer (A) remaining in the tank (46) can be easily inserted below the chute (72), and the tank (4) can be attached to the fertilizer main frame (51).
6) can be brought close to each other to easily make the vertical width of the fertilizer applicator (36) compact and lower the center of gravity, and the bottom cover (75) can be removed downward by the unlocking operation of the closing lever (73) to remove the rubber ring ( 88) and remove the inlet plate (82), the feeding plate (84) and the outlet plate (86).
7) Taken out downward, and each plate (82) (84) (86)
Can be cleaned.

Further, the engagement plates (104) (105) are separated by the unlocking operation of the coupling lever (103), the input rod (106) and the output rod (107) are separated, and the traveling vehicle (1). The connection between the side and the fertilizer applicator (36) is released without using a tool, and the fertilizer applicator (36) can be raised by the guide of the lifting rail (56). Further, the connection of the swing arm (110) and the telescopic rod (111) by the shaft holes (112) ..., and the ratio of the distance of each rod (107) (111) connection point to the fulcrum shaft (101) can be freely changed. By adjusting the feeding amount adjusting lever (102), the rotation speed of the feeding shaft (87) is changed in multiple steps or steplessly while the rotation speed of the fertilizer input shaft (95) is kept constant, and the feeding plate (84 The amount of fertilizer (A) delivered can be adjusted in multiple stages or steplessly. Moreover, planting section (15)
Operation of the bar stop lever (128) of the planting part (15)
Just by changing the number of planting nails in the
Fertilizer feeding of the feeding case (47) facing 7) can be automatically stopped via the clutch arm (127), waste of fertilizer can be prevented, and the feeding case (47) for 6 rows can be formed. The clutch levers (126) provided corresponding to each other can be arbitrarily turned on and off by an operator, and 6
The fertilizer (A) feeding by the whole or a part of the feeding case (47) can be stopped manually.

[0032]

The present invention, as is clear from the above examples according to the present invention causes the erected lifts frame <br/> arm (40) to the vehicle body frame (3) of the vehicle (1), the planting unit (15 ) along with linking to the lifts frames a link mechanism for supporting (27) (40), lifts the frame (40) attached to the base frame (53) to the upper, front SL base frame (53)
Setting fertilization machine (36) in Keru in the riding rice transplanter body off
A fertilizer applicator with a gas spring (57) provided on the ram (3)
Connect the fertilizer body frame (51) of (36) to
Fertilizer body frame that can be raised and lowered freely with respect to the frame (53)
It is equipped with a system (51) to raise the fertilizer applicator (36).
Therefore, work space for maintenance and repair or removal of residual fertilizer
Can be easily formed, making it easier to improve handling operability.
That it is what it is.

Further, the left and right ones provided on the body frame (3)
Replace the pair of side stays (54) with the base frame (53).
The left and right side portions intended to be connected to the gantry frame structure, riffs
Base whose central part is supported by the frame (40)
Supplement both sides of the frame (53) with side stays (54)
The base frame (53), which can be strengthened and is long in the left-right direction,
Ri is a shall be supported by a stable well a large fertilizer machine (36) for a multi-conditions.

Also, a base frame which is placed substantially horizontally
An elevating rail (56) is erected on (53), and the elevating rail (56) is
The fertilizer body frame (51) can be raised and lowered freely on the cable (56).
Attached , lift frame at the rear end of the body frame (3).
Fertilization via the base frame (53) on the dome (40)
The machine (36) can be functionally installed and the fertilizer supply
Lowers the fertilizer applicator (36) during heavy fertilizer application
Can support the position stably and raise the fertilizer applicator (36)
The fertilizer can be supported by a storage device and the residual fertilizer can be made to flow down and be taken out .

[0035]

[Brief description of drawings]

FIG. 1 is a rear view of a fertilizer application unit.

FIG. 2 is an overall side view.

FIG. 3 is a plan view of the same.

FIG. 4 is a side view of the traveling vehicle.

FIG. 5 is a plan view of the same.

FIG. 6 is a side view of a base frame portion.

FIG. 7 is a rear view of the same.

FIG. 8 is a plan view of the same.

9 is an enlarged view of FIG.

FIG. 10 is a side view of the fertilizer applicator.

FIG. 11 is a side view of the feeding case unit.

FIG. 12 is a rear view of the same.

FIG. 13 is an enlarged view of FIG.

FIG. 14 is a plan view of a feeding case portion.

FIG. 15 is a side view of a fertilizer applicator drive unit.

[Explanation of symbols]

(1) Traveling vehicle (3) Body frame (15) Planting department (27) Link mechanism (36) Fertilizer (40) Link frame (51) Fertilizer body frame (53) Base frame (54) Side stay (56) Lifting rail (57) Gas spring

─────────────────────────────────────────────────── ─── Continuation of the front page (58) Fields surveyed (Int.Cl. ⁷ , DB name) A01C 15/00

Claims (3)

(57) [Claims] 1. A vehicle body frame (3) of a traveling vehicle (1)
Shift frame (40) is erected, the lifts frames a link mechanism for supporting (27) the planting unit (15) (4
With linking to 0), mounting the base frame (53) to the upper lifts frame (40), fertilization machine (36) a set Keru riding rice transplanter smell before SL base frame (53)
The gas spring (5
7) is connected to the fertilizer body frame (51) of the fertilizer applicator (36).
The base frame (53) can be lifted and lowered.
A riding rice transplanter, which is equipped with a manure body frame (51) . 2. A pair of left and right provided on the body frame (3)
Place the side stays (54) on the left and right of the base frame (53).
The riding rice transplanter according to claim 1, wherein the side rice paddle is connected to a gate frame structure . 3. A base frame (5 ) which is placed substantially horizontally.
3) The elevating rail (56) is erected on the elevating rail.
Attach fertilizer body frame (51) to (56) so that it can move up and down
Riding rice transplanter according to the claim 1, wherein the girder.