JPS6129217Y2 - - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to a seedling platform device for a riding rice transplanter for supplying seedlings to the seedling platform.

Conventionally, there has been a technique in which an auxiliary seedling stand is provided at the upper end of a seedling stand so as to be able to come and go as desired, as shown in, for example, Japanese Utility Model Application Publication No. 53-3219.

In the prior art, the auxiliary seedling stand is supported on the upper side of the rice transplanting machine, so it is necessary to secure a space above the rice transplanting machine to install the auxiliary seedling stand. It is difficult to shorten the seedling stand easily, and since the auxiliary seedling stand is supported on the side of the seedling stand, there are problems such as the structure for supporting the seedling stand, which can be raised and lowered, becomes complicated.

The present invention solves the above-mentioned conventional drawbacks, and includes an auxiliary seedling stand that can be attached to and separated from the upper end of the seedling stand.
In a seedling stand device in which the auxiliary seedling stand is connected to the upper end of the seedling stand and spare seedlings are delivered to the seedling stand, the auxiliary seedling stand is attached to the rice transplanting machine body via an axle, and the machine body is rocked back and forth about the axle. The auxiliary seedling stand is movably supported, and the auxiliary seedling stand is positioned on the outside of the fender covering the wheels at approximately the same height as the fender.

Therefore, there is no need to secure space for installing an auxiliary seedling stand on the top of the rice transplanting machine as in the past, and there is no need to complicate the support structure for the seedling stand. It can be built compactly, and the auxiliary seedling stand can be easily supported in a position that does not interfere with the rice planting work of the operator.The back side of the auxiliary seedling stand can provide mud protection similar to that of a fender, and it can be used to prevent wheels from wind. The scattering of muddy water can be well prevented by the auxiliary seedling stand, the swinging of the auxiliary seedling stand can be easily controlled through the fender, and the structure is simpler than the conventional one and can be handled functionally.

Hereinafter, one implementation of the present invention will be described in detail based on the drawings. Fig. 1 is a side view showing a riding rice transplanter for multi-row planting equipped with a seedling platform device according to the present invention, and Fig. 2 is a plan view thereof. In the figure, reference numeral 1 denotes a running vehicle body, and this running vehicle body 1 is of a so-called bent-body type, comprising a front vehicle body 2 and a rear vehicle body 3.

4 and 5 are frames that connect the front and rear vehicle bodies 2 and 3 so that they can bend only in the horizontal direction via a center pin 6 that serves as a rotational fulcrum, and 7 is attached to the left and right sides of the front vehicle body 2 via swing cases 8. Front wheel for paddy fields, 9
11 is a gate-shaped safety frame whose base end is fixed to the front body 2, and 12 is a spare seedling rack attached to this safety frame 11. 13 is a step provided on both sides of the front vehicle body 2; 14 is a fender for the front wheel 7; 15 is a driver's seat attached to the upper rear part of the front vehicle body 2 via the safety frame 11;
17 is a steering wheel mounted on the upper front part of the front vehicle body 2, and 17 is an engine mounted on the rear vehicle body 3. The vehicle travels by appropriately bending both the front and rear vehicle bodies 2 and 3 around the center pin 6. It is designed to correct the direction.

In addition, in the figure, 18 is a planting section provided in the front part of the front vehicle body 2 via a three-point link mechanism 19 so that it can be raised and lowered freely, 20 is a seedling stand with a low front and rear height that can be reciprocated from side to side, and 21 is a A planting claw that takes out one seedling from this seedling platform 20 and plants it; 22 is a transmission case to which the seedling platform 20 and planting claw 21 are attached; 23 is a float that supports this case 22; 24 is the aforementioned With the front bumper attached to the transmission case 22, the seedling stand 20
The seedlings are continuously planted by driving the planting claws 21 as appropriate.

By the way, the three-point link mechanism 19 includes a top link 14a and a lower link 19b, and a lift arm 19c that is swing-operated by a hydraulic device.
the lower link 1 via the lift rod 19d.
9b, and is configured to move the entire planting section 18 up and down by swinging each link 19a, 19b up and down by swinging the lift arm 19c.

On the other hand, the front wheels 7, 7 are mounted on hexagonal axles 25, 25 that protrude outside of the switching cases 8, 8, as shown in FIG. , attach the rim 28 to this boss 26 via a plurality of spokes 27,
A non-slip rubber lug 29 is provided on the outer periphery of the rim 28.
The wheels 7, 7 are constructed by attaching them.

Further, a round shaft 30 is integrally extended on the outside of the axle 25, and a base end portion of an auxiliary seedling stand 31 is swingably supported on the round shaft 30.

The auxiliary seedling stand 31 is formed to be open in the direction of the seedling stand 20 and surrounded by side walls 32 on the other three sides, and supports the back side of the stand 31 with rods 33, 33.
It is supported and connected to the support pipe 34 through. Each base end of the pipes 34 is fixedly connected to a boss 35, and a bearing metal 36 is fitted to the inner circumference of the boss 35, and the boss 35 is attached to the round shaft 30.
are rotatably fitted. Further, washers 37, 37 are provided on both the left and right sides of the boss 35, and
A split pin 38 is inserted through the outer side of the washer 37 on the outer side, and the boss 35 is attached to the round shaft 30 of the axle 25 so as not to be movable from side to side.

Furthermore, stoppers 39 and 40 are provided at the front and rear of the fender 14, respectively. The stoppers 39 and 40 have their tips protruding outward to the left or right of the fenders 14 and 14, and the support pipes 34 of the seedling stand 31 are locked at the tips of the stoppers 39 and 40, so that the support pipe 34 of the seedling stand 31 is secured. It is designed to maintain its position. That is, as shown in the solid line state in FIG. 4, when the seedling stand 31 is locked by the rear stopper 40, the seedling stand 31 is tilted backward, and the seedling stand 31 is in the state shown in the phantom line in FIG. As shown, when the seedling stand 31 is locked by the front stopper 39, the seedling stand 31 is held in a tilted position such that the seedling stand 31 is tilted forward and its tip is connected to the upper end of the seedling stand 20.

Further, a rubber band 41 is provided at the contact portion of the support pipe 34 that contacts the rear stopper 40, and when the support pipe 34 contacts the rear stopper 40, the rubber band 41 is wound around the rear stopper 40. By fixing the hook 42 provided at the tip of the band 41 to the stopper 43 fixed to the pipe 34, the auxiliary seedling stand 31 is kept fixed to the rear stopper 40 in a rearward tilted state, and the axle 25 is rotated. In conjunction with this, the auxiliary seedling stand 31 is configured not to rotate in the forward direction.

The present invention is constructed as described above, and when it becomes necessary to supply seedlings to the seedling stand 20 corresponding to the auxiliary seedling stand 31, the auxiliary seedling stand 31 is fixed and maintained on the rear stopper 40. The preliminary seedlings A that have been placed in advance on the seedling tray 1 or the preliminary seedlings A that have been taken out from the preliminary seedling tray 12 and placed on the tray 31 are placed on the seedling tray 2.
First, the band 41 that fixes the auxiliary seedling stand 31 to the rear stopper 40
is released from the rear stopper 40, then the auxiliary seedling stand 31 is rotated forward, the support pipe 34 of the stand 31 is brought into contact with the front stopper 39, and the auxiliary seedling stand 31 is tilted backwards. Convert to a forward leaning posture.

As a result, the tip of the auxiliary seedling stand 31 is similar to that of the seedling stand 20.
The tip of the auxiliary seedling stand 31 and the seedling stand 20 are connected to each other near the upper end of the seedling stand 31 . Thereafter, the preliminary seedlings A placed on the auxiliary seedling stand 31 are slid along the forward-inclined seedling stand 31 and delivered to the seedling stand 20. Therefore, the relay work of transferring the preliminary seedlings A from the preliminary seedling platform 12 to the seedling platform 20 can be easily, quickly and efficiently performed.

Further, even when the machine is run with the preliminary seedlings A placed on the auxiliary seedling stand 31 in advance until the next seedling replenishment, the auxiliary seedling stand 31 is maintained in a backwardly tilted position. , seedling A is in seedling stand 31
There are no inconveniences such as jumping out and falling off. Furthermore, since the auxiliary seedling stand 31 is provided in correspondence with the seedling stand 20, a part of the stand 31 may protrude further outward than the outermost side of the seedling stand 20, causing an inconvenience. There is no.

In addition, in the embodiment, the auxiliary seedling stand 31
One is provided on the outer side of the fenders 14, 14 in correspondence with the left and right outermost seedling stands 20, but as shown in the imaginary line in FIG. Of course, one seedling stand 31a, 31a may be further provided on each side, and two auxiliary seedling stands 31, 31a, 31, 31a may be provided on each side. Further, the rear stopper 41
The method of fixing and maintaining the auxiliary seedling stand 31 is not limited to the band 41, but the method of fixing and maintaining the auxiliary seedling stand 31 is also by using the rear stopper 40.
It is fine as long as it can be fixed in position.

As is clear from the above embodiments, the present invention provides an auxiliary seedling stand 31 on the upper end of the seedling stand 20 so as to be able to come into contact with and separate from it.
In the seedling stand device which connects the auxiliary seedling stand 31 to the upper end of the seedling stand 20 and transfers the preliminary seedlings A to the seedling stand 20, the auxiliary seedling stand 31 is attached to the rice transplanting machine body via an axle 25, and the axle 25 The auxiliary seedling stand 31 is supported so as to be swingable in the front and back of the machine centering on the wheels 7.
The auxiliary seedling stand 31 is positioned on the outside of the fender 14 that covers the fender 14 and at approximately the same height as the fender 14, which eliminates the need to secure a space for installing the auxiliary seedling stand on the top of the rice transplanting machine as in the past. There is no need to complicate the support structure, and the auxiliary seedling stand 31 can be compactly incorporated using unnecessary space outside the fender 14, and the auxiliary seedling stand 31 can be easily supported in a position that does not interfere with the rice planting work of the operator. In addition, the rear surface of the auxiliary seedling stand 31 can provide the same mud protection effect as the fender 14, and the wheels 7 can be protected from the wind.
The scattering of muddy water from the seedling stand 31 can be effectively prevented by the auxiliary seedling stand 31, and the swinging of the auxiliary seedling stand 31 can be easily controlled through the fender 14, and the structure is simpler and more functional than the conventional one. It has practical effects such as being able to be handled easily.

[Brief explanation of the drawing]

Fig. 1 is a side view of a riding rice transplanter equipped with a seedling stand device according to the present invention, Fig. 2 is a plan view thereof, Fig. 3 is a partial explanatory view of the main parts, and Fig. 4 is an enlarged explanation of the main parts. It is a diagram. 20...Seedling stand, 31...Auxiliary seedling stand, A...Spare seedling.

Claims (1)

[Scope of utility model registration request] A seedling stand device in which an auxiliary seedling stand 31 is provided at the upper end of the seedling stand 20 so as to be removable, the auxiliary seedling stand 31 is connected to the upper end of the seedling stand 20, and the preliminary seedlings A are delivered to the seedling stand 20, The auxiliary seedling stand 31 is attached to the rice transplanting machine with an axle 25.
It supports the auxiliary seedling stand 31 so as to be able to swing freely back and forth around the axle 25, and the auxiliary seedling stand 31 is positioned on the outside of the fender 14 that covers the wheels 7 at approximately the same height as the fender 14. A seedling stand device for a riding rice transplanter, which is characterized by: