JP3106482B2 - Seedling plant with fertilizer application - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seedling plant equipped with a fertilizer application device in which a fertilizer application device that feeds out fertilizer is arranged on the front side of the fuselage planting device with respect to the rear planting device.

[Conventional technology]

Conventionally, in a seedling plant with a fertilizer device in which a fertilizer device that feeds out fertilizer is arranged on the front side of the fuselage with respect to the seedling device device in the rear of the fuselage, the place where the seedlings are planted in the field is located from the front end of the transmission case of the seedling device. At the rear of the airframe, the fertilizer application site to the field was arranged forward of the airframe from the front end of the transmission case of the seedling plant.

[Problems to be solved by the invention]

In the conventional one having the above configuration, since the fertilization point is disposed in front of the fuselage from the seedling planting point, there is a problem that the unseeded section of the seedling that is not fertilized is long at the start of the work traveling. is there.

Therefore, in order to arrange the fertilizer application area close to the seedling planting area behind it, a hose that transfers the fertilizer fed from the fertilizer to the fertilizer application area passes under the transmission case of the seedling transplanter, and the fertilizer application area is placed in the transmission case. When installed so that it is located behind the fuselage from the front end, the hose that transfers fertilizer,
There is a problem that the lower part of the transmission case becomes horizontal when viewed from the side and fertilizer is easily clogged there.

Accordingly, the present invention relates to a seedling transplanter equipped with a fertilizer application device in which a fertilizer application device that feeds out fertilizer is disposed on the front side of the fuselage with respect to the seedling transplanter device at the rear of the fuselage, and the seedling plant that is not fertilized in the vicinity at the start of work traveling. It is an object of the present invention to reduce the length of an attached section as much as possible and to minimize the occurrence of a horizontal portion in a hose for transferring fertilizer, thereby making it difficult to cause clogging of fertilizer.

[Means for solving the problem]

In order to solve the above-mentioned problem, the present invention provides a seedling planting rod 10 which is driven by power in a transmission case 9 disposed on a lower side and operates to plant seedlings in a field at a rear portion of the transmission case 9. A plurality of seedling transplanters 2 provided in the rear of the machine body, and a fertilizer applicator 35 for feeding out fertilizer is disposed on the machine body front side with respect to the seedling plant 2 in a seedling machine with a fertilizer device,
The power input into the transmission case 9 is formed in a gate-shaped transmission case portion 12, 13 for transmitting the power in the left and right direction to each of the plurality of seedling rods 10 provided on the left and right, as viewed in the front-rear direction. A hose 37 for transferring the fertilizer fed from the fertilizer device 35 to the fertilization site is provided below the transmission case portion 12 located on the upper side of the gate-shaped portion so as to pass back and forth. This is a seedling transplanter with a fertilizing device, which is characterized by being arranged further behind the fuselage.

[Functions and Effects of the Invention]

Since the seedling transplanter with a fertilizer device of the present invention has the above-described configuration, the seedling transplanter with a fertilizer device in which the fertilizer device 35 for feeding out fertilizer is disposed on the front side of the fuselage with respect to the seedling transplanter device 2 at the rear of the fuselage. Since the fertilization point is located behind the front end of the transmission case 9 on the machine body, the fertilization point can be arranged as close as possible to the seedling planting point in the longitudinal direction of the machine, and near the seedling planting point at the start of work traveling. Since the section that is not fertilized can be as short as possible, and the hose 37 that transfers the fertilizer to the fertilization point is provided below the transmission case section 12 located on the upper side of the gate shape so that it passes back and forth. In addition, the hose 37 can be disposed in the downwardly inclined state below the transmission case portion 12 as much as possible, so that the fertilizer is less likely to be clogged.

〔Example〕

 Next, an embodiment of the present invention will be described.

As shown in FIG. 1, a seedling plant 2 is connected to a rear portion of a traveling vehicle body 1 by a link 3 to form a riding seedling plant. The traveling vehicle body 1 includes a pair of front wheels 5 and a rear wheel 6 driven by an engine 4 at a central portion, and the front wheels 5 are steered by a steering wheel 7.

The seedling plant 2 includes a seedling table 8 inclined forward, a transmission case 9 extending from the lower front to the rear, and a lower seedling table 8 provided below the lower part of the seedling table 8. A seedling rod 10 for taking out the upper seedlings and transplanting them to the ground, and a float 11 which is provided below the transmission case 9 so as to hang down and slide on a mud surface.
It is composed of

The transmission case 9 includes a horizontally elongated first case 12 located in front of a lower portion of the seedling mounting table 8, a pair of second cases 13 extending obliquely downward from both sides of the first case 12, and a second second case 13. It is constituted by a pair of third cases 14 extending from the lower end of the case 13 to pass below the seedling mounting table 8 and extend rearward.

As shown in FIG. 3, a pair of transmission shafts 15 are laterally supported by the second case 13 and the third case 14, fixed to the right transmission shaft 15 as viewed from the front, and bevel gears 16 of the input shaft 17 to the bevel gear 16 18 are engaged. The camshaft 20 with the lead cam 19 in the center is the transmission shaft 15
Are provided in the first case 12 in parallel with each other, and three gears 21 having slightly different numbers of teeth are fixed to both sides. A two-stage transmission gear 22 is attached to each transmission shaft 15 by a spline so that it can move only in the axial direction. The gear 21 and the transmission gear 22 are composed of transposition gears having very slightly different numbers of teeth, and the right gear and the middle gear of the two gears are shifted by the movement of the gear 21. , And the left gear selectively meshes with the center gear and the left gear of the gear 21, so that a total of four gears can be achieved. In this embodiment, after the rotation of the engine 4 is transmitted from the gear box of the traveling vehicle body 1 to the input shaft 17 via the first shaft 38 and the second shaft 39, the transmission gear 15 is transmitted from the right transmission shaft 15 to the above-described transmission gear.
The power is transmitted to the camshaft 20 via the gear 22 and the gear 21. Then, the rotation speed of the lead cam 19 is changed by the above-mentioned speed change, but the left transmission shaft 15 is subjected to reverse acceleration / deceleration by the left gear 21 and the transmission gear 22 to rotate to the right transmission shaft 15. Are aligned. The position of the input shaft 17 or the group of gears can be variously combined, and the lead cam 19 can be provided outside the transmission case 9.

A moving rod 23 is provided in the first case 12 so as to move left and right, and an end of a rod 24 fixed to the moving rod 23 is connected to the lead cam 19.
When the camshaft 19 rotates, the moving rod 23 reciprocates left and right.

The crankshaft 26 is supported by the first case 12 by projecting the cranks 25 at both ends, and a gear 27 fixed thereto meshes with one of the gears 21 to rotate the crank 25 constantly. I have.

A pair of shafts 28 are supported on the rear ends of the respective third cases 14, and a chain 31 is wound around a sprocket 29 fixed to these and a sprocket 30 fixed to the transmission shaft 15. The center of the rotating case 32 is fixed to both ends of each shaft 28, and the seedling rods 10 are attached to both ends of the rotating case 32. The structure of the rotating case 32 is omitted because it is well known as a rotary planting mechanism.
Swings in the same posture, takes out the seedlings on the seedling mounting table 8 and pushes them into the mud surface.

As shown in FIG. 1, a seedling receiving plate 33 having an outlet is provided at the lower end of the seedling mounting table 8 so as to be fixed to the third case 14, and the seedling mounting table 8 includes a pair of arms 34. To move to the right and left on the seedling receiving plate 33. A part of the bottom surface of the seedling mounting table 8 is constituted by a belt 40. When the seedling mounting table 8 reaches the lateral end by the above movement, a lever (not shown) is cranked.
The belt 40 is rotated so as to rotate the belt 40.

A fertilizer application device 35 is provided on a support 36 at the rear of the vehicle body 1, and the fertilizer spelled out therefrom is floated by a hose 37.
It is designed to be guided to eleven groovers 38. The seedling plant shown in the figure is a four-row planting and uses four hoses 37. The two outer hoses 37 are arranged outside the respective third cases 14, and the two inner hoses are formed by the first case 12 and the second case 13 as shown in FIG. It is located in the portal space.

The seedling receiving plate 33 is moved up and down along the seedling mounting table 8 in order to adjust the amount of seedlings that the seedling planting rod 10 scrapes.
The lever for moving 33 can be extended upward through the space. Further, in order to adjust the planting depth of the seedlings, the rear end of the float 11 is moved up and down with respect to the transmission case 9, and the lever for this movement is also provided in the space as in the case of the lever. Can be provided.

[Brief description of the drawings]

FIG. 1 is a side view of a portion of a seedling plant to which the present invention is applied, FIG. 2 is an enlarged plan view of a portion thereof, and FIG. 3 is a developed transmission mechanism diagram. In addition, the code | symbol in a figure is as follows. DESCRIPTION OF SYMBOLS 1 ... Running vehicle body, 8 ... Seedling stand 9 ... Transmission case, 10 ... Seedling planting rod 12 ... 1st case, 13 ... 2nd case 14 ... 3rd case, 35 ... Fertilizer application device 37 ……hose

Claims (1)

(57) [Claims] A seedling plant provided with a plurality of right and left seedling planting rods (10) driven by power in a transmission case (9) arranged on a lower side and operated to plant seedlings in a field at a rear portion of the transmission case (9). 2 is attached to the rear of the fuselage, and a fertilizer applicator 35 that feeds out fertilizer is placed on the front side of the aircraft with respect to the seedling transplanter 2. The transmission case parts 12 and 13 for transmitting the seedling rods 10 provided in the left and right directions to each other are formed in a gate shape when viewed in the front-rear direction, and the transmission case part 12 located on the upper side of the gate shape is formed. A hose 37 for transferring the fertilizer fed from the fertilizer device 35 to the fertilizer application site is provided to pass back and forth, and the fertilizer application site is disposed behind the front end of the transmission case 9 in the fuselage. With seedling plant.