JP2979835B2 - Seedling machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seedling plant having a plurality of seedlings.

[0002]

2. Description of the Related Art The seedling transplanter has a problem that the right and left width becomes wider as the number of planting streaks of the seedling transplanter increases, a space is required for transportation and storage, and the efficiency is poor.

[0003] In Japanese Utility Model Laid-Open No. Sho 56-10319,
The drive unit of the seedling planting device has a left / right three-part configuration that allows the left and right outer portions to be separated from the left / right central portion, and the left and right both side portions are provided so as to be movable left and right inward with respect to the left / right central portion of the seedling planting device. It is shown. In this case, since the left and right central portions of the seedling plant are fixed parts, reduction of the left and right width of the seedling plant is limited.

[0004]

SUMMARY OF THE INVENTION The present invention, heat transfer in order to solve the above problems, the seedling planting device 7 attached to a rear portion
A planting case 32 that extends in the front-rear direction to accommodate the moving part is provided.
The right transmission case 5, seedling rest 6, and seedling attachment 7
The seedling plant 2 is divided into two parts, a side part and a left part.
Right planting unit 29 and left planting unit 29
And Ranaru right bisected configuration, the left and right seedling planting unit 2
The 9 and 29 and movably configured to lateral width of the entire NaeUe device 2 is narrowed, the portion to allow the <br/> transmission section of the mobile NaeUe device 2 to reduce the left and right width, the input shaft 25 Planting seedlings at
Power input to the plant 2 is transmitted to the right and left seedling planting units 29 , 29 .
This is a seedling transplanter characterized in that it is provided in a power transmitting portion from a power branching portion 23 that branches right and left to each of the transmission cases 5 and 5 of the left and right seedling planting units 29 and 29.

[0005]

Since the seedling plant is constructed as described above, when the right and left width of the seedling plant 2 is reduced, the seedling units 29 of the two-part seedling plant 2 are connected to the seedling plant. 2 is moved so that the right and left width of the whole 2 becomes narrow. The portion that allows this movement to narrow the left and right width in the transmission unit that drives the seedling plant 2 is a power branching unit 23 that connects the left and right seedling plant units 29 and 29 with each of the left and right seedling units 29 and 29. It is provided in the transmission part to the transmission cases 5 and 5, where:
The movement for narrowing the left-right width is allowed.

[0006]

Thus, the present invention provides a seedling attached to the rear part.
A planting cable that extends in the front-rear direction to house the transmission part to the planting tool 7
Transmission case 5 provided with base 32, seedling mounting table 6, and seedling attachment 7
Are divided into two parts, a right part and a left part, respectively.
Right seedling planting unit 29 NaeUe device 2 Te and the left seedlings Ueyu
And right and left two-divided structure comprising knit 29. Since the the left and right seedling planting units 29, 29 and movably configured to lateral width of the entire NaeUe device 2 is narrowed, the left and right seedling planting apparatus 2 than conventional The width can be reduced, so that the space efficiency during transportation and storage is better than before. Moreover,
A portion of the transmission portion of the seedling plant 2 that allows movement to reduce the lateral width of the seedling plant is allowed to move to the seedling plant 2 by the input shaft 25.
Input power to left and right seedling plant 29 , 29
Seedling planting unit 2 right and left from the power branching unit 23 that branches
9 and 29 are provided in the transmission portions to the respective transmission cases 5 and 5, so that the transmission configuration to the seedling plant 2 divided into two and the left and right
Transmission of seedling units 29, 29 to each transmission case 5, 5
The configuration can be simplified .

[0007]

Next, an embodiment of the present invention will be described. FIG.
As shown in the figure, an eight-row seedling planting device 2 is mounted on the link 3 after the traveling vehicle body 1 to form a riding-type seedling planting machine. A cylinder 4 is attached to the traveling vehicle body 1, and a piston rod protruding from the cylinder 4 is connected to the upper link 3, and the rear end of the link 3 moves up and down as the piston rod comes and goes, whereby the seedling planting apparatus 2 moves up and down. It is made to do. In the seedling plant 2, right and left seedling units 29 , 29 are formed by a transmission case 5, a seedling mounting table 6, and a seedling attachment 7 for every four rows located right and left from the center. That is, attached to the rear
Extends in the front-rear direction to decorate the transmission part to the beam seedling attachment 7
Transmission case 5 provided with planting case 32, seedling mounting table 6, and seedling plant
The attachment 7 is divided into two parts, a right part and a left part, respectively.
And the seedling plant 2 is connected to the right seedling unit 29 on the left side.
It has a right and left split configuration consisting of a seedling plant 29.
It is.

As shown in FIG. 1, FIG. 2 and FIG.
Is the longitudinal frame 1 at the rear of the link 3 with the rolling shaft 9 in the front-rear direction.
0 to be freely rotatable. A central rod 11 is fixed laterally on the upper part of the central frame 8, and side rods 12 are attached to both ends thereof so as to rotate around a shaft 13. A pair of side frames 14 are fixed to the respective side bars 12 in parallel with the center frame 8.

A pair of lateral moving cylinders 1 serving as a lateral moving device
5 is fixed laterally to each side frame 14, a movable frame 17 is fixed at the end of a piston rod 16 projecting outward from the side frame 14, and when the oil is supplied to the inside of the laterally moving cylinder 15, the movable frame 17 moves outward. When the movable frame 17 moves laterally and supplies oil to the outside, the movable frame 17 moves laterally inward. A pair of guide rods 18 extend from the movable frame 17 to the center frame 8 side through the side frame 14, and the end thereof is formed in a conical shape. They come and go.

A rotating cylinder 20 serving as a rotating device is arranged at the center, and its end and the end of a piston rod 21 protruding therefrom are rotatable with the protruding ends of arms 22 projecting from the respective side rods 12. Mounted on the rotating cylinder 2
When oil is supplied to the left chamber of the piston rod 21, the piston rod 21
When the side rod 12 rotates around the shaft 13 and bends upward with respect to the center rod 11 to supply oil to the right chamber of the rotary cylinder 20, the piston rod 21 is pulled back, and the side rod 12 is pulled back. The rod 12 returns linearly with respect to the central rod 11.

A central transmission case 23 is fixed below the central frame 8 by a plate 24, and its input shaft 25 is connected to the propeller shaft 2.
At 6, it is connected to the output shaft of the traveling vehicle body 1 and is rotated by the power of the engine of the traveling vehicle body 1. Claws 27 on both sides
Is disposed at the rear of the central transmission case 23, and is connected to the input shaft 25 by a bevel gear to rotate. Therefore, the central transmission case 23 is
The power input to the seedling plant 2 at the left and right seedling plant 2
It becomes a power branching portion that branches right and left to 9, 29.

The front ends of the pair of transmission cases 5 are fixed to the rear surface of each movable frame 17, and the horizontal shaft 30 is disposed at the front portion with the inner end protruding outward, and the movable frame 17 faces outward. When moved, the claw 31 at the inner end separates from the claw 27,
When moving inward, the claws 31 are made to bite with the claws 27. Therefore, when the claws 31 and 27 separate,
Therefore, the movement for narrowing the width of the seedling plant is reduced by the movement of the seedling plant 2.
It constitutes a permissible portion of the transmission. Also,
Indicates the power input to the seedling plant 2 via the input shaft 25.
The center that branches right and left to the left and right seedling planting units 29, 29
Right and left seedling planting units from transmission case (power branching section) 23
29, 29 are provided at the transmission portion to each transmission case 5, 5.
It has become something. As shown in FIGS. 2 and 4, a pair of planting cases 32 is provided from both sides of each transmission case 5.
Are extended to the rear, and swivel cases 33 are attached to both left and right sides of the rear part .
7 are attached, and two seedling planting units 29, 29 on the left and right.
At not constitute an Article 8 NaeUe device 2 of the rotary of planting
You . When the tooth wheel 35 is fixed to the horizontal shaft 30, the chain 38 is wound around the tooth wheel 37 fixed to the turning shaft 36 and the above-described tooth wheel 35, and when the turning case 33 rotates at both ends of the turning shaft 36, The seedling placement tool 7 is made to turn while maintaining the same posture by the planetary gears inside. A pair of laterally moving rods 3
9 are slidably supported by the respective transmission cases 5. The lead cam 40 is connected to the horizontal shaft 30 by the tooth wheels 41 and 42 and the chain 43, and the horizontal movement bar 39 reciprocates left and right by rotation of the lead cam 40.

As shown in FIGS. 1 and 2, a pair of seedling receiving plates 44 each having an L-shaped cross section are provided above the planting cases 32 of each set. A pair of seedling mounting tables 6 are provided obliquely on the front side so that the lower ends thereof are mounted on the upper ends of the respective seedling receiving plates 44. A pair of struts 45 extend upward from the side rod 12 behind the seedling mounting table 6, and a horizontal pipe 46 is provided at the upper end thereof.
Has been fixed. A roller 47 is attached to the upper end of the rear surface of the seedling mounting table 6 and engages with the horizontal pipe 46, and a U-shaped receiving member 48 is attached to the lower end and engages with a corner 49 of the seedling receiving plate 44. Then, the seedling mounting table 6 is supported by the two, and can move left and right. Both ends of each lateral moving rod 39 are connected to the back surface of the seedling mounting table 6 by a connecting rod 50,
With this reciprocation, the seedling mounting table 6 also reciprocates in the same direction.

As shown in FIG. 5, a joint 34 made of rubber or other elastic material is formed in the same cross-sectional shape as the seedling receiving plate 44, extends from the right seedling receiving plate 44 to the left side, and projects from the left end thereof. The child 34a protrudes to the left, and its tip is formed in a tapered shape, and protrudes into the corner 49 of the left seedling receiving plate 44. Therefore,
When the pair of seedling-planting units 29 open left and right, the projection 34a comes out of the left corner 49, and when they approach each other, they are fitted and the left and right seedling receiving plates 44 are joined. Then, the lower end portion of the seedling mounting table 7 smoothly passes over this.

The turning case 33 turns counterclockwise in FIG. Then, each seedling attaching tool 7 is arranged so as to rotate in the same posture and pass downwardly through a seedling opening formed by cutting the tip of the seedling receiving plate 44. ing. Therefore, when a mat-shaped seedling is put on the seedling mounting table 6 and operated, the seedling moves on the seedling receiving plate 44 at the lower end and moves left and right .
It is chipped off every share after point 7 .

The shaft 13 is provided below the seedling table 6 at an angle similar to that of the seedling table 6 near the center. Therefore, when the seedling planting operation is completed, the piston rod 16 is projected from each of the laterally moving cylinders 15, and then the piston rod 21 is projected from the rotating cylinder 20. Then, the left and right transmission cases 5 and the seedling mounting table 6 move outward together with the movable frame 17 so that the claw 31 is separated from the claw 27, and the tip of the guide rod 18 is separated from the pipe 19. 14 rotates around the axis 13, and the movable frame 17,
The transmission case 5 and the seedling mounting table 6 are turned and bent in the directions in which they are raised. Note that when the piston rod 16 is pushed out by the lateral movement cylinder 15 and the seedling mounting table 6 moves outward, the support 45 does not move, so the upper end of the seedling mounting table 6 has the roller 47 rolled on the horizontal pipe 46. Then move outward. To replace the folded unit,
It works in reverse of the above.

The cross-sectional areas of the laterally moving cylinder 15 and the rotating cylinder 20 are set according to the laterally moving load and the rotatingly rotating load, and when oil is supplied simultaneously from the same pump, the laterally moving cylinder 15 The piston rod 16 is configured to protrude before the rotary cylinder 20. When returning, the opposite is true. Furthermore,
After the valve is automatically operated and the piston rod 16 projects, the piston rod 21 projects and the piston rod 21
The piston rod 16 may be configured to be retracted after the piston is retracted.

As shown in FIG. 1, the support rod 5
1 extends downward and rearward, a horizontal shaft 52 is attached to the rear end, an arm 53 extends from the rear end, and a rear portion of the central float 54 is attached to the lower end thereof. Can be adjusted. The central float 54 is formed in a T shape when viewed from above, and is adapted to level mud in front of the left and right seedling planting tools 7 at the center. When the tip of the central float 54 moves up and down while sliding on the mud surface, oil is supplied or discharged to and from the cylinder 4 and the working seedling plant 2 is kept at a certain height relative to the mud surface. It is designed to be maintained. A similar T-shaped side float 55 is disposed between each pair of planting cases 32, and its horizontal axis 56 is provided at the same position as the horizontal axis 52, and the movable frame 17 is driven by the horizontal movement. When the case 5 moves outward, the horizontal shaft 56 separates from the horizontal shaft 52, and when the case 5 moves inward, the two are integrally connected. Then, all the floats 54 and 55 can be moved up and down by a single operation lever.

As described above, this seedling transplanter was mounted on the rear part.
Planting that extends in the front-rear direction with the transmission part to the seedling planting tool 7 inside
Transmission case 5 provided with case 32, seedling mounting table 6, and seedling planting tool
7 is divided into two parts, a right part and a left part.
And the seedling plant 2 on the right side and the seedling unit 29 on the left side.
And right and left two-divided structure consisting of unit 29. Since the the left and right seedling planting units 29, 29 and movably configured to lateral width of the entire NaeUe device 2 is narrowed, the left and right seedling planting apparatus 2 than conventional The width can be reduced, so that the space efficiency during transportation and storage is better than before. In addition, the portion of the transmission portion of the seedling plant 2 that allows movement to reduce the lateral width of the seedling plant is allowed to move by the input shaft 25 to the seedling plant.
I left the power input to the 2 on the left and right sides of the seedling planting unit 29, 29
Since it is provided at the power transmission portion from the power branching portion 23 for branching to the right to the transmission cases 5 and 5 of the left and right seedling plants 29, 29, the transmission configuration to the two-divided planting apparatus 2 and the right and left
To the transmission cases 5 and 5 of the planting units 29 and 29
The dynamic configuration can be simplified .

[Brief description of the drawings]

FIG. 1 is a side view of a seedling plant of a seedling plant.

FIG. 2 is an exploded view of a part of the seedling-planting apparatus as viewed in plan.

FIG. 3 is a rear view of a part of the seedling plant.

FIG. 4 is a diagram of a transmission mechanism of the seedling plant.

FIG. 5 is a perspective view of a connecting portion of a pair of seedling receiving plates.

[Explanation of symbols]

2: NaeUe device 5: the transmission case 6: seedling mounting table 7: seedling planting device 32: planting case 23: Central transmission case (power branching unit) 29: NaeUe units

Claims (1)

(57) [Claims] (1) A transmission portion for a seedling attachment (7) attached to a rear portion is provided.
Power transmission with a planting case 32 extending in the front and rear direction to be installed
The case 5, the seedling table 6 and the seedling attachment 7 are respectively located on the right side.
And in the left portion is provided is divided into two to NaeUe device 2 right
And NaeUe unit 29 and consists of left seedling planting unit 29. <br/> right bisected configuration, the left and right seedling planting units 29, 29
Is configured to be movable so that the left and right width of the entire seedling plant 2 is narrowed, and a portion of the transmission portion of the seedling plant 2 that allows the movement to narrow the left and right width is transferred to the seedling plant 2 by the input shaft 25. Entering
The applied power is divided right and left into the right and left seedling planting units 29 , 29.
The right and left seedling planting units 29,
29. A seedling transplanter provided in a transmission portion of each of 29 transmission cases 5 and 5.