JPH0432021Y2 - - Google Patents

Description

[Detailed explanation of the invention] (a) Industrial application field This invention works with spare seedlings placed on the auxiliary seedling stand, and the seedlings on the seedling stand of the planting device are lost or reduced in number. The present invention relates to an auxiliary seedling stand in a seedling planting machine, in which spare seedlings stored in the auxiliary seedling stand are taken out and supplied to the seedling stand.

(b) Prior art Conventionally, a support was erected on the front side of the control section, and the central part of one side of the auxiliary seedling stand was pivotally supported on this support so that it could rotate horizontally, and the auxiliary seedling stand was used during planting work. An auxiliary seedling stand support device for a rice transplanter that is set on the outside of the support and on the inside when running on the road so as not to interfere with the running of the rice transplanter is already known from Japanese Utility Model Application No. 59-122020.

(c) Problems to be solved by the invention Among the auxiliary seedling stand support devices in the known rice transplanter, the former supports the auxiliary seedling stand with a single support, so multiple seedling frames are arranged above and below. Then, even though the weight becomes extremely large when the spare seedlings are stored, it can only be supported at one point, so even an extremely strong support is unstable, and a locking member is attached to the support. However, it is necessary to reach the middle part of the seedling stand and perform difficult operations in an extremely awkward position in a narrow area such as the bottom or between the seedling stands.

(d) Means for solving the problems The present invention provides a seedling planting machine in which a control section is provided on the machine body and an auxiliary seedling stand 18 is arranged on a frame near the control section, and a long support frame 17 is attached to the frame. On one end of this support frame 17, one end side of the auxiliary seedling stand 18 is pivotally supported so as to be horizontally rotatable, and the auxiliary seedling stand 1
The other end side of 8 is placed on the other end side of the support frame 17 and is removably locked by a locking member. By supporting the operating rod 35 extending from one side of the seedling stand to the other side and attaching handles 35a to both ends of the operating rod 35, it is possible to firmly support the seedling frame assembled in multiple stages. However, the above-mentioned problem can be solved by making it possible for the pilot or an assistant to freely release the lock by operating the operating lever depending on the situation, either from the control section or from the side facing the aircraft such as on a farm road. solved.

(E) Function During planting work, the auxiliary seedling stand is mounted on the support frame and locked, and the front and rear parts of the auxiliary seedling stand are supported by the shaft support and the lock part, and spare seedlings can be taken in and taken out.
When replenishing fertilizer to the fertilizer tank installed at the bottom of the support frame, or when performing maintenance or inspection on the pump or other equipment installed at the bottom of the support frame, release the lock and open the auxiliary seedling stand where spare seedlings are stored. , take out the spare seedlings while horizontally rotating around one end and supplying them to the seedling stand, and when this is completed, horizontally turn in the opposite direction to return to the original position, lock the other end, and the auxiliary seedlings The stand is firmly supported by being fixed to the support frame at one end and the other end.

Therefore, when releasing the lock, the operator may hold the handle on that side and operate the operating lever, or an assistant may hold the handle on the other side and operate the operating lever from a seedling storage area such as a farm road or ridge. You can also.

(F) Example An example of the present invention will be explained with reference to the drawings.
Reference numeral 1 denotes a main frame, on which an engine 2, a front transmission 3, and front wheels 4, 4 are attached to the front part, a rear transmission 5 and rear wheels 6, 6 are attached to the rear part, and a float 7, A planting device consisting of a transmission case 8, a planting rod 9..., a seedling stand 10, etc. is attached so that it can be raised and lowered by links, and a handle 11, a lever 11a, and a pedal 11 are provided at the rear of the engine 2.
A deck 13 is provided between the deck 13 and the cockpit 12 behind the deck 13, and steps 16, 16 which communicate with the deck 13 and are narrow at the front are fixed on both sides of a chassis 15 on which the engine 2 is mounted.

On the outside of the steps 16, 16, a front support arm 19 and an inverted U-shaped support frame 17, 17 are provided on the rear side of the bottle 18a.
The support frames 17, 17 are made by bending a pipe into an inverted L shape, and are made up of a front support section 17a, an upper horizontal support section 17b, and the horizontal support section. It consists of a rear support 17c made of a pipe whose upper part is welded to the rear end of 17b, and the left and right auxiliary seedling stands 18, 18 are connected to a support frame 20, respectively.
And three pairs of upper and lower support bars 21 made of pipes...
and three upper and lower seedling frames 22...The support frame body 20 includes a pipe 20a bent into an inverted L shape when viewed from the side, and a vertical support pipe whose upper part is welded to the rear end. 20b and a downwardly U-shaped lower frame 20c connecting their lower ends, a vertical fulcrum shaft 23 that is fitted and fixed to the lower end of the lower frame 20c has its lower part connected to the rear strut 1.
The seedling frame 22 is rotatably fitted into the upper part of the seedling frame 7c.
... is supported by fitting it into the support bar 21 ..., and a rubber cylindrical body 25 ... is fitted to the outer end of the support bar 21 ... as a stopper and a safety member, and the left and right support pipes The upper ends of the left and right auxiliary seedling stands 18, 18 are connected to each other by fitting and connecting shafts 27, 27 which are fitted and fixed to the lower ends of the downward U-shaped connecting pipes 26 to form a series of frames. The left and right support frames 17, 17
The auxiliary seedling stands 18 and 18 hold each other to stabilize the whole, and when one auxiliary seedling stand 18 is horizontally rotated, the support frame 17 of the other auxiliary seedling stand 18 is attached to the upper support pipe. 20b and a connecting pipe 26, the shafts 27, 27 have grooves 27a, 27a at their lower ends as shown in FIG.
Bolts 28, 28 screwed from the outside of 0b are fitted into the grooves 27a, 27a to prevent them from coming off.

In addition, a pair of front and rear brackets 30, 31 are welded to the lower surface of each lower frame 20c, and a retainer 3 is screwed to the rear bracket 30 with bolts 32, 32.
3 and the front bracket 31, as shown in FIGS. 1 and 4, an operating rod 35 whose front and rear ends are bent approximately 90 degrees downward to form a handle 35a is rotatably fitted. A tension spring 37 is tensioned between the bent part of the upper part of the retainer 33 and the lower end of the L-shaped regulating plate 36 fixed to the operating rod 35, so that the regulating plate 36 is tightened as shown in FIG. The upper part is received at one end of the elongated hole 36a, and the operating rod 35 is held in the attitude shown by the solid line.
A hook 38 is fixed to the horizontal support portion 17b of No. 7 from below.

Furthermore, stepped portions 39, 39 are provided at the inner lower portions of the brackets 30, 31, and these stepped portions 39,
The upper part of the seedling stand 39 is mounted on the horizontal support part 17b of the support frame 17, and the weight of the auxiliary seedling stands 18, 18 is applied to the support frame 17 at the front and rear parts.

FIG. 5 shows another example of the operating rod 35 and its related structure. The above-mentioned one is suitable for a relatively large seedling transplanter, for example, a five-row seedling transplanter or more, and this example can be made low in height. It is suitable for smaller objects.

The rear part of the operating rod 35 extends downward to support the bracket 30, and the lower frame 20c is formed into an inverted L shape, and the upper front part of the lower frame 20c and the pin 40 in the middle of the hook 38 are pulled together. A spring 37 is stretched, a receiving pin 41 that engages with the hook 38 is welded to the horizontal support portion 17b, and a hard rubber plate 42 is fixed to the stepped portion 39 of the bracket 30.
The hard rubber plate 42 is provided with a recess 42a that engages with and rests on the horizontal support portion 17b to provide a buffering effect and support for the auxiliary seedling stand 18.

Additionally, a mounting plate 43a and a rear support 17c projecting rearward from the front support 17a of the support frame 17.
Step 1 is attached to the mounting plate 43b that protrudes laterally from the
A fertilizer tank 45 along the outside of 6 is screwed on.
An inlet with a lid 46 is provided on the upper surface of the fertilizer tank 45, and a hose 4 is connected to an outlet 47 at the bottom.
8 is a pump 50 installed below the side of the cockpit 12
The hose 51 connected to the suction port of the pump 50 and the plurality of discharge ports of the pump 50 is connected to the indicator 52.
Each planting rod 9 is connected to the corresponding soil fertilization pipe 55 through a hose 53, and the paste fertilizer in the fertilizer tank 45 is distributed and pressure-fed to each fertilization pipe 55 by a pump 50. Fertilizer is applied to the muddy soil that has been plowed through.

FIG. 8 shows a sub-auxiliary seedling stand, which is welded to a frame plate 56 through three upper and lower bosses 57, and the bases of support bars 58 are inserted into these bosses 57. Then, screw the set bolt 60 to the lower part of the other side to form a set of four sub-auxiliary seedling stands, and pull out the cylindrical bodies 25 from the ends of the support bars 21 in the front and rear rows. After removing the bosses 57 of the sub-auxiliary seedling stands, attach the support bars 21 for each row.
When the cylindrical body 25 is fitted onto the tip of the support bar 58 by tightening the set bolt 60..., the spare seedling is placed on one side as shown in Fig. 3.
It is possible to change from holding one sheet at a time to holding six sheets on one side as shown in FIG.

In the above-mentioned riding seedling transplanter, when starting the planting work, the front or side of the machine is brought to the shore, and if the operator is the only operator, the operator gets off the control section and stands alone. If an assistant is present, load the seedlings onto the auxiliary seedling stand 18 and the seedling stand 10 by yourself or with the cooperation of both (with the auxiliary seedling stand 18 locked to the support frame 17), and then turn on the planting device. When the machine is run while being driven, the planting rods 9... scrape off the pine seedlings in the seedling platform 10 one by one and plant them on the rice field, and when the seedlings in the seedling platform 10 are gone or reduced, The operator selects the handle 3 at the rear or front of the operating rod 35 from the control section.
5a and rotate outward, the hook 38 resists the tension spring 37 and comes off from the horizontal support part 17b or the receiving pin 41. In this state, when the auxiliary seedling stand 18 is pushed outward and rearward, the auxiliary seedling stand 18 horizontally turns around the rear pipe 20a, and when the auxiliary seedling stand 18 is placed in an oblique position with the turning angle indicated by the symbol A in FIG.
At this time, the spare seedlings in the seedling frame 22 of the auxiliary seedling stand 18 can be taken out in a state where they are approached in the longitudinal direction, and can be easily and quickly replenished onto the seedling stand 10. Also,
When the auxiliary seedling stand 18 is horizontally turned 90 degrees to take the position shown by symbol B, the auxiliary seedling stand 18 approaches the control section and moves rearward, so that the distance between the seedling stand 10 and the seedling stand 10 becomes small, allowing seedlings to be supplied. Work can be done more quickly. At this time, if a stopper for the support frame is provided on the side of the turning center of the auxiliary seedling stand 18, a constant turning posture can be maintained.

When the fertilizer in the fertilizer tank 45 becomes low, the auxiliary seedling stand 18 is moved to the rear as described above, not only when the auxiliary seedling stand 18 is empty but also when it is filled with spare seedlings. When rotated horizontally,
Since the upper part of the fertilizer tank 45 is opened, the lid 46
can be removed, the fertilizer container can be placed on the support frame 17, and the fertilizer can be easily poured into the injection port, and the support frame 17 protects the fertilizer tank 45.

When the seedling supply or fertilizer supply is completed, when the auxiliary seedling stand 18 is turned forward, the slope 38a at the bottom of the tip of the hook 38 comes into sliding contact with the horizontal support part 17b or the bottom surface of the receiving pin 41 and is pushed down. The hook 38 automatically engages with the horizontal support part 17b or the receiving pin 41, and in this state, the support frame 20 of the auxiliary seedling stand 18 is firmly supported by the support frame 17 at the front and rear parts, It can be kept in a stable state during work.

Further, the operating rod 35 has a handle 35 on either the front or the rear.
Since it can be operated even when holding a, the operator can release the lock using the control rod 35 at the control section and horizontally turn the auxiliary seedling stand 18 to supply seedlings to the seedling stand 10. An assistant can cooperate with the operator by operating the front handle 35a to release the lock, or by returning the seedling platform 18 from which preliminary seedlings have been taken out and rotating it to lock it.

Furthermore, when replenishing fertilizer or performing maintenance and inspection of the equipment installed at the bottom of the auxiliary seedling stand 18, the lock can be released from the front using the operating lever without having to get on the control section, allowing for highly efficient fertilizer replenishment or maintenance inspection. able to perform work.

(g) Effects of the invention As mentioned above, the invention provides a control section on the aircraft body,
In a seedling planting machine in which an auxiliary seedling stand 18 is arranged on a frame in the vicinity, a long support frame 17 is attached to the frame, and one end side of the auxiliary seedling stand 18 is horizontally rotated on one end of this support frame 17. The other end side of the auxiliary seedling stand 18 is mounted on the other end side of the support frame 17, and is removably locked with a locking member, and is attached to the lower part of the auxiliary seedling stand 18. An operating rod 35 that is connected to the locking member and extends from one side of the auxiliary seedling stand to the other side is supported, and handles 35a are attached to both ends of the operating rod 35, so that the auxiliary seedling stand 18 can be attached to the support frame 1.
By mounting and locking the seedlings on one end with a shaft support and on the other end with a locking part, it is possible to firmly and stably support the seedlings even when a large number of spare seedlings are stored. When replenishing the seedling stand with the spare seedlings in the auxiliary seedling stand 18, the operator on the machine operates the operating rod 35 using the handle 35a on that side to release the lock and horizontally rotate the auxiliary seedling stand. Furthermore, if a fertilizer tank or other equipment is installed at the bottom of the support frame, the auxiliary seedling stand can be opened by holding the other handle 35 from the outside and releasing the lock without getting on the control section. 18 can be horizontally turned and evacuated.

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention,
FIG. 1 is a partially cutaway side view of the auxiliary seedling stand support device, and FIG. 2 is a plan view showing the rotating state of the auxiliary seedling stand.
Fig. 3 is a front view of the auxiliary seedling stand support device, Fig. 4 a is a side view with a part of the auxiliary seedling stand rotation operation part omitted, and b
5 is a front view of the same as above, FIG. Figure a is a front view of the auxiliary seedling stand support device with the sub-auxiliary seedling stand attached;
b is a perspective view of the sub-auxiliary seedling stand, c is a front view of the same, and FIG. 9 is a cross-sectional view of the joint between the support pipe and the connecting pipe. 10... Seedling stand, 17... Support frame, 17b...
Horizontal support part, 17c... Rear support, 18... Auxiliary seedling stand, 20... Support frame, 22... Seedling frame, 23...
...Fulcrum shaft, 35...Operation rod, 35a...Handle, 3
8... Futsuku.

Claims (1)

[Scope of utility model registration request] In a seedling transplanter in which a control section is provided on the machine body and an auxiliary seedling stand 18 is arranged on a frame near the control section, a long support frame 17 is attached to the frame, and this support frame 1
7, one end side of the auxiliary seedling stand 18 is horizontally pivotably supported, and the other end side of the auxiliary seedling stand 18 is placed on the other end side of the support frame 17 and locked. An operating rod 35 is supported at the lower part of the auxiliary seedling stand 18 and is connected to the locking member and extends from one side of the auxiliary seedling stand to the other side. An auxiliary seedling stand for a seedling planting machine, characterized in that handles 35a are attached to both ends of the auxiliary seedling stand.