JP3413869B2 - Seedling plant seedling replenishing device - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seedling supply device for a seedling plant. 2. Description of the Related Art Conventionally, a seedling plant is provided with an elevating device for elevating a seedling plant in order to plant seedlings at a desired planting depth. Also, this seedling planter has auxiliary seedlings mounted on the vehicle body in advance,
When the number of seedlings on the seedling platform in the seedling plant is reduced by the seedling planting operation, the worker supplies the auxiliary seedlings to the seedling platform, or transports the auxiliary seedlings to the seedling platform or a seedling pushing cylinder. By operating the seedling transport device such as the above, auxiliary seedlings are supplied to the seedling mounting table, and the idle running of the seedling planter in the field is reduced. [0003] However, in such a mode, in the operation of supplying the auxiliary seedlings to the seedling mounting table, the operator is troublesome and requires the seedling transfer device, so that the configuration is complicated and the weight of the machine is large. Easy to be. [0004] The present invention relates to a cockpit 11
Seedling machine provided with a seedling mounting table 2 and a seedling planting device 1 on the rear side of a vehicle body 4 having a roof 22 provided above it so as to be able to move up and down with respect to the vehicle body 4 by an elevating device. , A column 17 for supporting the auxiliary seedling receiving table 7 on which the auxiliary seedling A is placed is provided so as to be able to rotate back and forth around a horizontal axis 15 provided on the vehicle body 4, and a horizontal shaft 19 Auxiliary seedling receiving stand 7 is provided on a lift arm 18 which is provided so as to be rotatable up and down, and the column 17 and lift arm 18 are
It arranged outside side of the second lateral direction, Rifutoa - the arm 18 times
Le auxiliary seedling cradle 7 by the dynamic - le by the rotation of the support 17 from the lower side of the full 22 while being raised to the upper - side after full 22
After moving the lift arm, it is assisted by the rotation of the lift arm 18.
A seedling replenishing device for a seedling plant, wherein the seedling receiving stand 7 is moved to a position below the roof 22 . According to the present invention, the cockpit 1
Sunlight or rain, etc., can be blocked by the roof 22 above the 1 and the operator can comfortably perform seedling planting work. Further, since the auxiliary seedling receiving tray 7 can be positioned below the roof 22 by the rotation of the lift arm 18, the height of the auxiliary seedling receiving tray 7 and the seedling mounting table 2 can be reduced. The auxiliary seedlings A can be easily supplied from the auxiliary seedling receiving stand 7 to the seedling mounting table 2, and
The center of gravity of the fuselage can be reduced, and the fuselage can be stabilized. In addition, the auxiliary seedling receiving tray 7 is raised above the roof 22 by the rotation of the lift arm 18, and the roof 2 is lifted.
2 to the rear side, then rotate the lift arm 18
More auxiliary seedlings cradle 7 Le - by moving the lower position of the full 22, Le - auxiliary seedlings cradle 7 from the front of the vehicle body 4 does not become off 22 in the way to near the tip of the seedling mounting table 2 Since the auxiliary seedling receiving table 7 can be moved, the front portion of the vehicle body 4 can be moved closer to a ridge or a road by positioning the auxiliary seedling receiving table 7 at the front of the vehicle body 4 so that the auxiliary seedling receiver 7 can be moved from the ridge or the road. The auxiliary seedling A can be easily supplied to the stand 7, and the auxiliary seedling receiving stand 7 is
The auxiliary seedlings A can be easily supplied from the auxiliary seedling receiving table 7 to the seedling mounting table 2 by being positioned near the tip . Accordingly, the auxiliary seedling receiving stand 7 can be supported by the support 17 and the lift arm 18 with a simple configuration, and the weight of the body can be reduced, and the operation of supplying the auxiliary seedlings to the seedling mounting table can be facilitated. 1 to 4, a tractor body 4 has a four-wheel drive configuration in which a front wheel 9 and a rear wheel 10 can be driven and driven by an engine mounted below a cockpit 11 and a steering wheel 12 is provided. The front wheel 10 is steered. A seedling plant 6 is connected to the rear part of the vehicle body 4 by a lifting link 5 in the form of a parallel link so as to be able to move up and down freely. Therefore,
The raising / lowering device which raises / lowers the seedling plant 6 by these raising / lowering link 5 and a lift cylinder is comprised. [0007] The seedling plant 6 is provided with a seedling platform 2 which reciprocates left and right with respect to a seedling plant 13 connected to the elevating link 5, and a seedling which separates and transplants seedlings from the rear end of each seedling platform 2. The planting device 1 includes a float 14 and the like, which are in contact with the soil surface to make the seedling planting surface level. The seedling mounting table 2 is used for placing the seedlings raised on the square mat-shaped seedlings in the seedling raising box and feeding the seedlings to the lower end after tilting. And supply it to the seedling plant. The seedling receiving bar 3 is an extension of the inclined upper end of the seedling mounting table 2, and is a part of a mounting surface for seedlings to be mounted in the form of a comb at appropriate intervals in the left-right direction. The seedlings received on the upper surface of the seedling receiving bar 3 can be transferred to the seedling mounting table 2 along the inclined surface. In addition, this seedling receiving dock 3
Will be the seedling receiving department. The seedling lift device 8 can rotate the support 17 forward and backward around the lift shaft 15 in the left-right direction at the front part of the vehicle body 4, and can rotate forward and backward by expansion and contraction of the hydraulic cylinder 16 with the vehicle body 4. . A lift arm 18 is pivotally supported on the upper end of the column 17 by an arm shaft 19 so as to be rotatable in the front-rear direction. The hydraulic cylinder 20 can be rotated between the lift arm 18 and the column 17 by expansion and contraction of a hydraulic cylinder 20. The lift arm 18 may be configured to be able to move at a constant distance in the left-right direction at the arm shaft 19 relative to the column 17. The auxiliary seedling cradle 7 is hung on the left and right sides of the support column 17 at the tip of a lift arm 18. When the lift arm 18 is positioned at the rear, the auxiliary seedling cradle 7 is moved right and left of the cockpit 11. It will be located at the top on both sides. Further, the auxiliary seedling receiving tray 7 is formed in two stages with an appropriate interval between the upper and lower sides, and is formed in a comb shape with the rear side of the seedling receiving bar 3 side as a free end. It has a configuration in which a part is missing, and a mat-shaped auxiliary seedling A can be placed on each stage. The relative position between the auxiliary seedling receiving table 7 and the seedling receiving bar 3 of the seedling mounting table 2 is set at a position where the comb-shaped portions can cross each other up and down at the delivery position of the auxiliary seedling A so as to be able to pass up and down. Is done. The crossing of the mutual raising and lowering is performed by a lift cylinder that moves the seedling plant 6 up and down, or by a hydraulic cylinder 20 that moves the auxiliary seedling receiving table 13 up and down. Also, since the auxiliary seedling receiving stand 7 is configured in two stages, upper and lower, the delivery height to the seedling receiving bar 3 is different between the lower stage and the upper stage. Switch so that auxiliary seedling A is delivered. In the auxiliary seedling receiving stand 7, the upper part of the column 17 is rotated rearward by the hydraulic cylinder 16, and the auxiliary seedling receiving stand 7 in each stage is positioned outside the elevation zone at the upper end of the seedling receiving bar 3. At the time of supplying seedlings to the auxiliary seedling receiving tray 7, the support 17 is rotated forward of the vehicle body 4 and positioned above a ridge or a road end, and a large number of Place auxiliary seedling A. The auxiliary seedling receiving stand 7 is moved to the upper or upper front position of the rear seedling receiving bar 3 by the rearward rotation of the column 17. When the number of seedlings on the seedling mounting table 2 is reduced by the seedling planting operation, the seedling planting device 6 is raised, and the seedling receiving bar 3 is raised to the position where the auxiliary seedlings A are received. At this time, the auxiliary seedling receiving stand 7
Is located above the seedling receiving tray 3 and stands by, the raising of the seedling receiving tray 3 relative to the auxiliary seedling receiving tray 7 or the auxiliary seedling receiving tray 7
As a result, the auxiliary seedlings A of the lower auxiliary seedling receiving tray 7 are scooped up on the seedling receiving bar 3 by the intersecting elevation of the comb-shaped portions. When the auxiliary seedling A is received on the seedling receiving bar 3, the support 17 is rotated forward to move the auxiliary seedling receiving stand 7 from below the seedling receiving bar 3 to the front side. 3 is lowered to the seedling position. Further, as shown in FIG. 2, the auxiliary seedling receiving stand 7 is raised and lowered while the seedling transplanting device 6 is at a position where the auxiliary seedling A is replenished and the seedling receiving bar 3 is raised to stand by. It may be operated by operating the operation lever 21 near the cockpit 11 so that the upper auxiliary seedling A is delivered to the upper surface of the seedling receiving bar 3. As described above, the seedling transplanter has a comb-shaped seedling receiving bar 3 at the inclined upper end of the seedling mounting table 2 for supplying seedlings to the seedling planting apparatus 1 while moving back and forth from left to right, and moves up and down with respect to the vehicle body 4. Link 5
Planting device 6 connected to be able to move up and down by means of
The auxiliary seedlings A to be supplied are placed on the auxiliary seedlings 7 and the auxiliary seedling receiving stand 7 is capable of crossing and passing at the raised position of the seedling receiving trays 3. 3 is provided with a seedling lift device 8 for performing the forward and backward movements with respect to 3. Then, in the seedling planting operation, the seedlings are placed on each seedling mounting table 2 and the auxiliary seedling receiving table 7. The auxiliary seedlings A are supplied to the auxiliary seedling receiving trays 7 by the seedling lifting device 8 by positioning the auxiliary seedling receiving trays 7 on ridges and roads where it is easy to supply the seedlings to the auxiliary seedling receiving trays 7. With the auxiliary seedling A The auxiliary seedling receiving table 7 on which the auxiliary seedlings A are placed is raised by the seedling lifting device 8 to an appropriate height of the vehicle body 4 and moved to an upper portion of the seedling receiving stand 3 above the seedling receiving stand 3. When the seedling planting operation is performed in such a state, the number of seedlings supplied on the seedling mounting table 2 decreases as the seedling planting apparatus 1 separates and transplants the seedlings. When the number of seedlings on the seedling mounting table 2 decreases to a certain area, the seedling planting operation is temporarily stopped, and the auxiliary seedlings A are supplied from the auxiliary seedling receiving table 7 to the seedling mounting table 2. With the auxiliary seedling receiving stand 7 having the auxiliary seedling A mounted thereon, the auxiliary seedling receiving stand 7 is positioned above the seedling receiving tray 3 of the seedling planting device 6, and when the seedling transplanting device 6 is raised, the auxiliary seedling receiving tray 7 and the seedling receiving tray When the seedling receiving tray 3 rises to the upper surface of the auxiliary seedling receiving tray 7 due to the relative lifting and lowering of the auxiliary seedlings A, the auxiliary seedling A is received by the seedling receiving tray 3 side, and the received auxiliary is received. The seedling A is supplied to the seedling table 2. Also, the auxiliary seedling receiving stand 7 is
The seedling receiving bar 3 is moved down to the seedling planting position together with the seedling planting device 6 by moving forward from the ascending / descending area of. At this time, seedling reception 3
Even if the auxiliary seedling A is received on the upper surface,
Since the auxiliary seedling receiving tray 7 is moved forward, the auxiliary seedlings A are not returned to the upper surface of the auxiliary seedling receiving tray 7 during the downward movement of the seedling receiving bar 3. In a conventional seedling transplanter, auxiliary seedlings are mounted on a vehicle body in advance, and when the number of seedlings on the seedling table in the seedling plant is reduced by the seedling planting operation, the auxiliary seedlings are supplied to the seedling table. ,
Free running of seedling machines in the field is reduced. However, in such a mode, a large amount of mat-like seedlings is loaded on the vehicle body, so that the loading operation is troublesome, and the seedlings previously loaded on the vehicle body are moved to the seedling mounting table of the seedling planting apparatus. Therefore, these configurations are complicated and are likely to be heavy. However, in the seedling transplanter of this embodiment, the loading operation of the auxiliary seedlings A on the auxiliary seedling receiving stand 7 by the seedling lifting device 8 and the supplying operation of the auxiliary seedlings A to the seedling receiving bar 3 of the seedling transplanting device 6 are performed. Therefore, it is shared, the configuration is simple, and the weight can be reduced. 5 and 6 showing the embodiment according to the present invention, the difference from the above example is that a roof 22 covered with a transparent material is provided from the front to the upper part of the cockpit 11 and the roof 22 is provided. To prevent the mud or seedling water from being scattered to the operator from the auxiliary seedling receiving table 7 which moves in the front-rear direction beyond the left and right sides or the upper part. The lift arm 18 meshes and rotates a gear 24 on an arm shaft 19 by a gear 23 rotated by a hydraulic cylinder 20, and the lift arm 1
8 is moved in the front-rear direction around the arm shaft 19 over the roof 22. Hydraulic cylinder 3 at the tip of lift arm 18
The auxiliary seedling receiving stand 7 can be hung by having the hanger 25 which opens and closes by 4. The auxiliary seedling receiving tray 7 is formed to have the same width as the seedling mounting table, and the operator takes out the auxiliary seedlings placed on the auxiliary seedling receiving table 7 and supplies the auxiliary seedlings to the seedling mounting table 2. FIGS. 7 and 8 are different from the above example in that a cabin cover 26 covering the right and left sides of the roof 22 from the right and left sides to the rear side is attached or detached, or a door portion is provided to be freely opened and closed around a hinge 33. When the seedling planting work is performed by connecting the seedling plant 6, only the roof 22 is attached and the cabin cover 26 is removed, and the pest control including the chemical solution tank 27, the spray pump 28, the spray nozzle 29 and the like is performed. When the work is performed by mounting the device or the like, the cabin cover 26 can be mounted to prevent the chemical solution from scattering to the operator. 9 and 10, the difference from the above example is that the shape of the roof 22 is made narrower at the front part and wider at the upper part.
The upper boarding space is widened to make it easier for the pilot to get in and out. Reference numeral 32 denotes an auxiliary seedling receiving stand attached to the outside of the step 31 beside the handle post 30, on which auxiliary seedlings are loaded. The operator gets on and off from the rear side of the auxiliary seedling receiving table 32, but can also get on and off from the front of the vehicle body 4 through the step 31 between the handle post 30 and the auxiliary seedling receiving table 32,
The roof 22 is hardly in the way.

[Brief description of the drawings] FIG. 1 is a side view. FIG. 2 is a side view showing an operation example thereof. FIG. 3 is a partial rear view. FIG. 4 is a front view. FIG. 5 is a side view showing an embodiment according to the present invention. FIG. 6 is a front view thereof. FIG. 7 is a side view showing another embodiment. FIG. 8 is a side view showing the operation state. FIG. 9 is a side view showing a partially different embodiment. FIG. 10 is a front view thereof. [Explanation of symbols] 1 Seedling plant 2 Seedling platform 3 Seedling reception 4 Body 5 lifting link 6 Seedling plant 7 auxiliary seedling receiving stand 8 Seedling lift device 11 cockpit 15 Lift axis 17 props 18 Lift arm 19 Arm axis 22 Roof A auxiliary seedling

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-1-112908 (JP, A) JP-A-4-30813 (JP, U) JP-A-55-38890 (JP, U) JP-A-60- 186234 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) A01C 11/02

Claims (1)

(1) Seedling plant (1) A seedling plant (6) having a seedling mount (2) and a seedling planting device (1) on the rear side of a vehicle body (4) having a roof (22) above a cockpit (11). In a seedling machine provided so as to be able to ascend and descend with respect to the vehicle body 4 by an elevating device, a column 17 for supporting the auxiliary seedling receiving table 7 on which the auxiliary seedling A is mounted is rotated back and forth around a left-right axis 15 provided in the vehicle body 4. Lift arm 1 which is provided so as to be rotatable up and down around a shaft 19 in the left-right direction at the turning tip of the column 17.
8, an auxiliary seedling receiving stand 7 is provided, and the column 17 and the lift arm 18 are arranged on the outside of the roof 22 in the left-right direction, and the auxiliary seedling receiving stand 7 is rotated by rotating the lift arm 18.
Times of the strut 17 while being raised from the lower side to the upper side of the full 22
After moving to the rear side of the roof 22 by
-The auxiliary seedling receiving table 7 is moved below the roof 22 by the rotation of the
A seedling supply device for a seedling plant, wherein the seedling supply device is configured to be moved to a position .