JP2571005Y2 - Walking rice transplanter - Google Patents

Description

[Detailed description of the invention]

[0001]

INVENTION The present invention relates to relates to the sequential planted walk rice planting machine in the field to take out the one share worth of seedlings from seedling loading table to the left and right reciprocate by planting claw.

[0002]

2. Description of the Related Art Conventionally, wheels are mounted via a swing case.
Attach the engine to the front of the transmission case
Planting case through the transmission pipe at the rear of the
Connect the handle frame to the planting case
At the same time, put a bonnet over the engine or planting case
There is a technology that makes it detachable .

[0003]

The above prior art is a planting card.
The rear of the bonnet is locked to the upper surface of the
There is a problem that is limited by the left and right width of the
When the planting case is downsized, a special support
It is necessary to provide a material, for example, a square frame pipe in front view
You can attach and attach the bonnet, but the bonnet
Improve the support strength at the left and right ends and simplify the support structure
Cannot be performed easily, and the handle is located on the rear side of the planting case.
When connecting the frames, the planting case and handle
Easy connection strength of the arm and simplification of the connection structure
There is a problem that it cannot be achieved .

[0004]

Means for Solving the Problems However, the present invention provides a switch.
Transmission case where wheels are installed via a driving case
Engine mounted at front, transmission to rear of transmission case
Connect the planting case via a pipe and attach it to the planting case.
With a series of handlebars, engine and planting
Pedestrian field where the bonnet is detachably mounted above the case
In the planting machine, extending in the front-rear direction above the transmission pipe.
Transmission case and handlebar
Connect the frames and fix the middle part to the left and right pipes
The both ends of the receiving pipe to be extended
The left and right width of the rear part of the net and the length of the receiving pipe are almost equal
And receive the left and right ends of the rear of the bonnet and the left and right ends of the pipe.
The handle frame is connected to the left and right pipes.
The connection structure between the planting case and the handle frame
Easy simplification and improved handle frame support strength
As well as securing the receiving pipe via the left and right pipes.
And attach the bonnet,
The pipe supports the left and right ends of the bonnet firmly.
The planting case shape and the bonnet left and right width are mutually controlled.
The size of the planting case and the
The left and right widths of the unit can be easily enlarged .

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. 1 is an explanatory side view of a main part, FIG. 2 is an overall side view of a walking rice transplanter, FIG. 3 is a plan view of the same, FIG. 4 is a plan explanatory view of an airframe section, and (1) indicates an engine; 2) is a transmission case, (3) is a planting case connected to the rear of the transmission case (2) via a transmission pipe (4), and (5) is a handle frame (6) to the planting case (3). (7) and (7) are a pair of left and right paddy wheels supported on the left and right sides of the transmission case (2) via left and right swing cases (8) and (8), respectively. ) Is a low, high and high seedling mounting table which is reciprocally slidable left and right through guide rails (10) and (11) above the handle frame (6), and (12) is the planting case (3). 1 plant from the seedling stand (9) attached to the planting arm (13) And (14) a fertilizer tank (14a), a fertilizer feeding case (15), a groove generator (16), and the like. A side-strip fertilizer that performs fertilization along the inside of a seedling planting position. (17) is an engine mount (1) of the engine (1).
8) and a single planting leveling float supported below the handle frame (6) via a front link (19) and a planting depth adjustment lever (20); (1) a bonnet covering the upper side of the engine fuel tank (22) and the like;
8) A bumper fixed to the front end, (24) a main speed change lever, (25) a recoil lever, (26) a left and right side clutch lever, (27) a planting clutch lever, (2)
8) is a hydraulic lifting lever, (29) is a main clutch lever,
(30) is a seedling collection adjusting lever.

The transmission pipe (4) is disposed in the front-rear direction at the center of the fuselage, and the front end flange (4a) is detachably mounted and fixed to the rear end of the transmission case (2), and the rear end is formed of sheet metal. The T-shaped planting case (3) is fixed to the shaft insertion opening (3a) by welding, and the front end of the handle frame (6) is fixed to the rear surface of the planting case (3) by welding. 4), the planting case (3) and the handle frame (6) are welded together to form a planting claw (1).
It is configured to improve the mounting accuracy between 2) and the seedling mounting table (9).

The transmission pipe (4) comprises two relatively small-diameter left and right pipes (32) (32) having a front end fixed to the upper end of a fixed bracket (31) on the rear side surface of the transmission case (2). The transmission case (2) is extended upward to the base end of the handle frame (6) downwardly after being viewed from the side and fixed to the left and right sides of the frame (6) by welding.
The pipes (4), (32) and (32) are integrally connected to form a triangle in a side view between the steering wheel and the handle frame (6), and the three pipes (4), (32) and (32) are lightweight. This makes the aircraft excellent in bending and torsional rigidity.

As shown in FIG. 5, a transmission shaft (33), which is a PTO shaft of the transmission case (2), is inserted into the transmission pipe (4), and the planting transmission shaft (33) is used for the planting. It drives a planting arm (13) supported on both left and right sides of the case (3). The planting arm (13)
The transmission pipe (4) and the upper left and right pipes (3
2) (32) through the front pivot plate (34) and behind the pivot plate (34) the transmission pipe (4) and the left pipe (3).
And 2) are integrally connected to each other via a rear attachment plate (35), and the right and left pipes (32) and (32) themselves are directly fixed to the handle frame (6) behind the planting arm (13). These pipes (4) (32) (32), the frame (6) and the pivot plate (3)
4) By forming a closed space according to (35),
Displacement prevention of the arm drive shaft (13a) mounting portion of the planting arm (13) (the shaft (13a) mounting portion is displaced with respect to the seedling mounting table (9) due to the uneven load due to the crank motion of the planting arm (13). To stabilize the yield of seedlings.

As shown in FIG. 6, left and right pipes (32)
(32) Front and rear horizontal plates (36a) (3
6b) A transverse feed chain case (38) is integrally connected to the upper side via gate-shaped left and right frames (37) (37), and a driving sprocket (39) and a floating sprocket (40) (40) ( A transverse feed chain (41) is stretched via the chain (40), and a transverse feed body (42) attached to the chain (41) is engaged and connected to a bracket (43) projecting from the front side of the seedling mounting table (9). On the other hand, the sprocket shaft (44) of the drive sprocket (39) is extended downward, and the lower end floating sprocket (45) of the sprocket shaft (44) and the fixing bracket (4) of the bracket (31).
6) A transverse feed chain (49) is stretched between a floating sprocket (48) attached via a tension adjusting plate (47) to the transmission case (2) on the left side of the transmission pipe (4). A transverse feed screw shaft (50) parallel to the planting transmission shaft (33) is provided between the mounting plates (35), and a slide (51) coupled to the screw shaft (50) is integrated with the transmission chain (49). When the screw shaft (50) is rotated by the output from the transmission case (2) and the slide (51) reciprocates back and forth, the traversing body is connected via the chains (49) and (41). (42) is reciprocated to the left and right, so that the seedling mounting table (9) is fed laterally. Reference numeral (52) denotes a mounting plate for mounting the fertilizer (14) fixed to the pipes (32) and (32).

As shown in FIG. 7, the engine (1)
Attach and fix the rear end right and left sides of the bottom of the engine (1) to the stud bolt (53) which is implanted and fixed to the upper surface of the front end side of the transmission case (2). The base end is fixed and the front end side is extended to the front of the transmission case (2). The front side of the engine base (18) constituting the bumper (23) is formed on the middle upper surface of the engine stand (18). (5
5) so that the rear part of the engine (1) in the side view and the front part of the transmission case (2) are wrapped up and down to make the mounting structure compact and the engine stand ( The rigidity in (18) can be reduced, the weight of the fuselage is reduced, and the front balance is improved.

The fuel tank (22) is connected to the front pivot plate (34) connecting the left and right pipes (32) (32).
The rear end side of the upper horizontal plate (34a) via the rear stay (56), and the crankcase (1b) of the engine (1)
The front end side of each bolt (5
8) It is fixed and supported.

As shown in FIG. 8, a round shaft-shaped stay (59), which is a front fixed mounting shaft of the bonnet (21), is mounted on a substantially center line of the body of the engine (1). Both ends of the horizontal plate portion (59a) at the rear end of the stay (59) and the front bent portion (59b) formed in a T-shape are detachably fixed to the head of the engine (1) via bolts (60). On the other hand, as shown in FIG.
1) Opening between the two left and right elastic holding plates (63) (63) fixed to the mounting projection (21a) on the front rear surface via the mounting seat (61) and the screw (62) is provided to the stay (59). Press down and insert the mounting seat (61) and the left and right holding plates (63) (6).
3) The stay (59) is clamped and held between the plates (63) and (63) by the elastic force of the plates (63) and (63), whereby the stay (5) is held.
9) The hood (21) is configured to be fixedly attached to the front of the hood (21) by a one-touch fitting operation.

The left and right frames (37) (3)
7) The rear fixed mounting shafts (65) (65) of the bonnet (21) are formed at the left and right ends of the chain case receiving pipe (64) extending between the upper rear sides of the bonnet (21). The mounting seat (6
1) and an opening between two front and rear elastic holding plates (63) (63) fixed via screws (62) is attached to the mounting shaft (65).
(65) and the bonnet (21) by one-touch fitting operation to these shafts (65) and (65).
The rear part is fixedly mounted.

As is clear from the above, the swing case
Mission case for mounting wheels (7) via (8)
(2) Attach the engine (1) to the front
Planting case through the transmission pipe (4) at the rear of the base (2)
(3) is connected, and handle frame is attached to the planting case (3).
And the engine (1) through planting
A bonnet (21) is detachably mounted above the case (3).
In the walking rice transplanter to be worn, on the transmission pipe (4)
Left and right pipes (32) (32) extending in the front-rear direction
Transmission case (2) and handle frame
(6) and the left and right pipes (32) (3)
2) Left both ends of receiving pipe (64) to fix intermediate part
Extend rightward and left and right at the rear of the hood (21)
The width and the length of the receiving pipe (64) are substantially equal, and
The left and right ends of the rear part (21) receive the pipe (64) right and left
Locked to the end. And the handle frame
(6) and the right and left pipes (32)
Of the connection structure between the case (3) and the handle frame (6)
Simplification and improvement of handle frame (6) support strength
And through the left and right pipes (32) (32)
Fix the receiving pipe (64) and fix the bonnet (21)
Installation, simple shape receiving pipe (64)
Net (21) Back and left and right ends are firmly supported and planted
Case (3) the shape and bonnet (21) and the lateral width is mutually
Without limitation, the size and size of the planting case
The net (21) is configured so that it can expand the left and right width, etc.
ing.

A headlamp (66) is provided with a center marker (67) on the front upper surface of the bonnet (21), and a front side of the marker (67) is placed on the lamp (66). ) Is formed on the irradiation surface (66a), and the other marker body is formed to be translucent so as to allow a small amount of lamp light to pass therethrough. In this configuration, the irradiation range is enlarged by increasing the headlamp position, and the cost is reduced by reducing the number of components.

This embodiment is constructed as described above, and includes a front stay (59) and a rear mounting shaft (65) of the body.
(65), the hood (21) can be easily mounted by one-touch operation by fitting, and the front stay (5
9) regulates the displacement of the bonnet (21) in the front-rear direction, and the rear mounting shafts (65) and (65) regulate the bonnet (2).
Since the displacement in the left-right direction of 1) is regulated, the bonnet (21) can be mounted accurately and stably without displacement in the front-rear and left-right directions.

The front stay (59) not only functions as a mounting bracket for the bonnet (21), but also functions as a hanging bracket when assembling the engine (1), thereby reducing parts and cost. Is achieved.

[0018]

[Effect of the Invention] As is clear from the above embodiment, the present invention is provided with wheels (7) via a swing case (8).
Engine (1) in front of the transmission case (2)
, Transmission pipe (4) at the rear of the transmission case (2)
The planting case (3) is connected continuously through the
The handle frame (6) is connected to (3),
Bonnet above engine (1) to planting case (3)
In a walking rice transplanter in which (21) is detachably mounted,
Left and right extending in the front-rear direction above the transmission pipe (4)
Mission case by pipe (32) (32)
While connecting (2) and the handle frame (6),
Left and right pipes (32)
Extend both ends of the pipe (64) in the left-right direction, and
The left and right width of the back (21) and the length of the receiving pipe (64)
The left and right ends of the rear part of the hood (21)
The receiving pipe (64) is locked at the left and right ends.
A series of dollar frame (6) and left and right pipes (32) (32)
Planting case (3) and handle frame (6) by tying
Simplification of the connection structure and support of the handle frame (6)
Strength can be easily improved, and the right and left
Secure the receiving pipe (64) through the pipes (32) and (32).
Bonnet (21)
After the bonnet (21) by means of a receiving pipe (64)
The left and right ends can be firmly supported, and the planting case (3)
Shape and bonnet (21) left and right width are mutually restricted
, Hood (21)
The width of the right and left can be easily expanded.
You .

[Brief description of the drawings]

FIG. 1 is an explanatory side view of a bonnet part.

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 plan view of a body part.

FIG. 5 is an explanatory plan view of a bonnet mounting portion.

FIG. 6 is an explanatory plan view of a lateral feed drive unit.

FIG. 7 is an explanatory side view of a front part of the fuselage.

FIG. 8 is an explanatory side view showing an attached state of the hood.

FIG. 9 is an explanatory front view showing a mounting state of the bonnet.

[Description of Signs ] (1) Engine (2) Transmission case (3) Planting case (4) Transmission pipe (6) Handle frame (7) Wheel (8) Swing case (21) Bonnet (32) Left and right pipe (64 ) Receiving pipe

Claims (1)

(57) [Scope of request for utility model registration] 1. Wheels via a swing case (8)
(7) Mission case for installing (2)
Attach the gin (1) and transfer it to the rear of the transmission case (2).
A planting case (3) is connected via a moving pipe (4),
Connect the handle frame (6) to the planting case (3)
And the engine (1) through the planting case (3)
Walking rice transplanter with detachable bonnet (21)
, Extending in the front-rear direction above the transmission pipe (4)
Mission by left and right pipes (32) (32)
When the case (2) and the handle frame (6) are connected
In both cases, fix the middle part to the left and right pipes (32) (32)
The both ends of the receiving pipe (64) are extended in the left-right direction.
Right and left width of rear part of bonnet (21) and receiving pipe (64)
The length of the bonnet (21) is substantially equal, and the left and right
A walking rice transplanter characterized in that ends are engaged with left and right ends of pipes (64) .