JP2882011B2 - Seedling machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a fertilizer application in which a seedling plant is mounted on a rear portion of a traveling vehicle body, and a fertilizer device is arranged on a rear portion of the traveling vehicle body in front of the airframe from the seedling plant device. The present invention relates to a seedling plant with a device.

[Conventional technology and its problems]

2. Description of the Related Art Conventionally, there has been a seedling plant equipped with a fertilizer device in which a seedling planting device is mounted on a rear portion of a traveling vehicle body, and a fertilizer device is arranged on a rear portion of the traveling vehicle body on the front side of the body from the seedling plant device. In a seedling plant with a fertilizer application device having such a configuration, if the fertilization site is far away from the seedling planting site, many seedling planting sites that are not fertilized at the start of seedling planting occur. It is necessary to apply fertilizer to the location near the planting location in the front-back direction. Therefore, in the above-mentioned conventional apparatus, if the hose for transferring fertilizer attached to the fertilizer is to be arranged toward the vicinity in the front-rear direction of the transplanter, the lateral movement mechanism of the seedling mounting table of the seedling transplanter and the plurality of transplanters are required. By disposing the fertilizer transfer hose around the transmission case in which the drive mechanism is mounted, the bending of the fertilizer transfer hose becomes large, and there is a problem that the fertilizer is easily clogged.

[Means for solving the problem]

The present invention provides a traveling vehicle
The seedling mounting device 26 is mounted on the rear of the seedling plant 5 with the fertilizer application device 40 disposed at the rear of the traveling vehicle body 1 on the rear side of the vehicle body with respect to the body of the seedling transplanter 5. A lead cam shaft for driving the lateral movement of the seedling mounting table 26 in the transmission case 11 in which the lateral movement mechanism and the drive mechanism of the plurality of transplanting devices 31 and 36 are installed.
The power input into the transmission case 11 and the power transmission case 11
A space is formed between the horizontal shaft 13 and the transmission shaft 31 for transmitting the fertilizer to the transmission case 11 attached to the fertilizer application device 40.
And a seedling transplanter with a fertilizer device, which is arranged toward the vicinity of the transplantation devices 31 and 36 in the front-rear direction through the space.

[Functions and Effects of the Invention]

The seedling transplanter with a fertilizer device of the present invention
The transmission case 11, which incorporates a lateral movement mechanism 26 and a drive mechanism for a plurality of transplantation devices 31, 36, has a plurality of lead camshafts 21 for driving the lateral movement of the seedling mounting table 26 and a plurality of powers input into the transmission case 11. A space is formed between the horizontal shaft 13 transmitting to the transplantation devices 31 and 36, and the fertilizer transfer hose 49 attached to the fertilizer application device 40 is passed through the space portion of the transmission case 11 in the front-rear direction of the transplantation devices 31 and 36. Since the fertilizer transfer hose 49 is arranged near to the vicinity, the fertilizer transfer hose 49 can be arranged toward the vicinity of the transplantation devices 31 and 36 in the front-rear direction without significantly bending, so that the seedlings that have not been fertilized at the start of seedling planting can be obtained. Fertilizer clogging is less likely to occur while reducing the number of locations.

〔Example〕

 Hereinafter, embodiments of the present invention will be described.

As shown in FIG. 1, the traveling vehicle body 1 is configured such that the rotation of the engine 2 is transmitted to the pair of front wheels 3 and the rear wheels 4, respectively, and these rotations allow the vehicle to move forward in the paddy field.

A seedling plant 5 is attached to the rear of the traveling vehicle body 1 by upper and lower links 6 to form a riding type seedling planter.

The arm 7 of the upper link 6 is rotated by a rod 9 protruding from the cylinder 8, and the mounting frame at the rear end of each link 6
10 are designed to move up and down in parallel.

A transmission case 11 containing transmission gears to each drive unit of the seedling plant 5 is provided on a mounting frame 10 so as to rotate around a rolling shaft 12. As shown in FIG. 2, the transmission case 11 is formed by connecting an upper case 11a and a lower case 11b in a horizontal direction with a central vertical case 11c, and is formed in an I-shape when viewed in the front-rear direction. A horizontal shaft 13 for transmitting the power input into the transmission case 11 to the plurality of transplantation devices 31 and 36 is supported in the lower case 11b, and a bevel gear 14 fixed thereto meshes with a bevel gear 16 of the input shaft 15. The rotation of the engine 2 of the traveling vehicle body 1 is introduced by the propeller shaft 17. Horizontal axis
The gear 18 fixed to 13 meshes with the gear 20 of the intermediate shaft 19,
A gear 21b of a lead cam shaft 21 supported laterally on the upper case 11a meshes with the gear 20 so that the rotation of the horizontal shaft 13 is transmitted to the lead cam shaft 21. A reed cam 21a having a reciprocating screw groove is provided integrally with the reed cam shaft 21, and the reed cam shaft 21 drives the seedling mounting table 26 to move laterally. That is, the lateral movement bar 22 is
a is supported so as to be able to move to the left and right, and the tip of a connecting rod 23 fixed to this covers the lead cam 21a, a claw (not shown) engages with a screw groove, and when the lead cam 21a rotates, the connecting rod 23 is It moves left and right and pushes and moves the lateral movement bar 22.

As shown in FIG. 1, the rail 24 is fixed laterally to the fuselage, and the transmission case 11 has
With 24, the seedling mounting table 26 is supported so as to move left and right. The ends of the arms 27 at both ends of the lateral moving bar 22 are connected to the back surface of the seedling mounting table 26, and the lateral moving rod 22 moves left and right so that the seedling mounting table 26 moves left and right. Horizontal shaft 13 and lead cam shaft
A transmission may be provided in the transmission mechanism between the seedlings 21 to change the lateral movement of the seedling mounting table 26 so that the lateral width of the seedlings can be adjusted. A part of the bottom of the seedling mounting table 26 is a belt 28
When the seedling mounting table 26 comes to the lateral end, a lever (not shown) of a shaft for driving the belt 28 hits the arm 29 of the lead cam shaft 21 and is pushed around.

The transplanting device is a rotating case 31 and seedlings provided at both ends thereof.
Consists of 36. Specifically, a pair of left and right planting cases 30 extend rearward from both ends of the lower case 11b, and a rotating case 31 is supported by a shaft 32 on both sides of each rear end. A chain 35 is wound around a sprocket 33 of the horizontal shaft 13 and a sprocket 34 of the shaft 32 so that the rotating case 31 rotates together with the shaft 32. A planetary gear group is provided in the rotating case 31, and the rotation of the rotating case 31 causes seedlings at both ends.
The 36 is turned in a similar position when viewed from the side. Then, the tip of the seedling plant 36 turns so as to pass through the lower end of the seedling table 26 from top to bottom, and the seedling table 26
Cut off the seedling and insert it into the mud surface.

The float 37 is attached to the transmission case 11 and the planting case 30 by the link 38 and the arm 39, so that the traveling body 1 slides on the mud surface to level the field scene where the seedlings are transplanted.

The same number (four in the figure) of fertilizer applicators 40 as the number of the transplanting devices 31 and 36 provided in the lateral direction are mounted on the column 41 at the rear of the traveling vehicle body 1. Each fertilizer device 40 has a tank 42 for storing fertilizer, and a rotor 43 for feeding the fertilizer in the tank 42. The fed fertilizer reaches lower pipes 44, respectively. Each rotor
43 is provided with a common shaft 45. The tip of a rotating arm 46 of the traveling vehicle body 1 is connected to a lever 48 of a shaft 45 by a rod 47, and the shaft 46 is intermittently rotated by a rotation of the arm 46 via a ratchet (not shown). The upper end of each hose 49 is connected to the rear end of each pipe 44, and the lower end of the hose 49 reaches a groove generator 50 attached to the float 37 in the vicinity of the transplantation devices 31, 36 in the front-rear direction. Of the four hoses 49, the inner two of them are in the middle of the transmission case 11
The hose 49 is provided so as to be less bent through a character-shaped space, that is, a space formed between the lead cam shaft 21 and the horizontal shaft 13.

A blower 51 is provided beside the engine 2, and the air discharged from the blower 51 is adjusted in the air chamber 52 and blown into the front end of each pipe 44.

The transmission case 11 can be formed in a U-shape as shown in FIG. In this case, it is preferable to reinforce each of the U-shaped protruding ends by connecting them with a support plate or the like.

[Brief description of the drawings]

Each drawing is briefly described below. FIG. 1 is an overall side view of a seedling planter with a fertilizer device according to one embodiment of the present invention. FIG. 2: Transmission mechanism diagram showing the transmission configuration of the transmission case. FIG. 3 is a transmission mechanism diagram showing another row of the transmission configuration of the transmission case. Main symbols in the figure will be briefly described below. 1: Running body 5: Seedling plant 11: Transmission case 13: Horizontal axis 21: Lead cam shaft 26: Seedling platform 31: Rotating case of transplanting device 36: Planting plant of transplanting device 40: Fertilizer device 49: Hose

────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor, Hisashi Kamiya 1-Hachikura, Tobe-cho, Iyo-gun, Ehime, Japan Iseki Agricultural Machinery Co., Ltd. Examiner, Hidehiko Nishida (56) References JP-A-2-186912 (JP, A) (58) Field surveyed (Int. Cl. ⁶ , DB name) A01C 11/00-11/02

Claims (1)

(57) [Claims] 1. A seedling plant 5 is mounted on a rear portion of a traveling vehicle body 1,
In a seedling plant with a fertilizer device, in which a fertilizer device 40 is arranged at the rear of the traveling vehicle body 1 on the body front side of the seedling plant 5, a lateral movement mechanism of a seedling table 26 of the seedling plant 5 and a plurality of transplanting devices 31, A transmission case 11 having a drive mechanism 36 therein, a lead cam shaft 21 for driving the lateral movement of the seedling mounting table 26, and a horizontal shaft 13 for transmitting the power input into the transmission case 11 to the plurality of transplantation devices 31, 36. A space 49 is formed between the transfer device 11 and the hose 49 for transferring fertilizer attached to the fertilizer device 40 through the space portion of the transmission case 11.
A seedling transplanter with a fertilizer device, which is arranged toward 31, 36 front and rear vicinity portions.