JP3412200B2 - Seedling machine - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seedling transplanter having an auxiliary seedling loading device for loading auxiliary seedlings into a seedling transplanter body. 2. Description of the Related Art Auxiliary seedlings for replenishing a seedling tank of a seedling plant are previously loaded on a part of a vehicle body to reduce seedlings in the seedling tank. Accordingly, if the auxiliary seedlings are to be supplied and the continuous seedling planting process of the seedling planting machine is to be maintained as long as possible, when the auxiliary seedlings are mounted on the seedling planting machine, the orientation of the vehicle body should be constant with respect to the ridgeline and the like. The direction must be set, and the maneuvering operation is troublesome. According to the present invention, a seat 12 is provided.
Seedlings tank 2 and NaeUe with device 3 to the rear of the passenger car body 1 comprising
In a seedling plant provided with a seedling planting device 4 equipped with the like so as to be able to ascend and descend, a vehicle is disposed substantially at the center in the left-right direction of the vehicle body 1 and in front of the seat 12.
On the upper part of the support 5 at the front of the body 1, there are provided turning parts 7 and 26 which turn around a turning axis 6 provided in the up-down direction.
Auxiliary seedling frame 8 is provided on the outside and the outer side of the seat 12 can be swiveled.
Together constituting the auxiliary seedlings by the turning of the turning portion 7,26
The frame 8 is located on the rear side of the vehicle body 1 and on the front side of the seedling tank 2
Long in the left and right direction in the state and the state located on the front side of the vehicle body 1
When it is located on the side of the aircraft left and right ,
It is configured as a seedling plant characterized by being configured to be long . [0004] Since the auxiliary seedling frame 8 is supported by the vehicle body 1 via the struts 5, the turning parts 7, 26 and the like, the auxiliary seedling frame 8 turns around the turning axis 6 with respect to the struts 5. As a result, the auxiliary seedling frame 8 can be moved to the front side of the vehicle body 1, the lateral side of the vehicle body, and the rear side and the front side of the seedling tank 2, respectively. Therefore, the auxiliary seedling frame 8 can be brought close to the ridgeline, and the operation of loading the auxiliary seedlings into the auxiliary seedling frame 8 from the ridgeline can be easily performed. Additionally, auxiliary seedling frame 8, when moved to the front and rear of the vehicle body 1 is longer in the lateral direction of the machine body, so longer in the longitudinal direction of the aircraft when it moves to the horizontal direction of the machine body side;
The longitudinal direction of the auxiliary seedling frame 8 can be set along the ridge even if any side of the vehicle body 1 is directed to the ridge.
The work of loading the auxiliary seedlings into the can be performed easily. Moreover, since the auxiliary seedling frame 8 can be moved to the rear side of the vehicle body 1 and to the front side of the seedling tank 2 in a state where the auxiliary seedling frame 8 is long in the left-right direction of the machine body, the seedling supply to the seedling tank 2 can be easily performed. Therefore, seedling planting efficiency can be improved. Ma
In addition, the auxiliary seedling frame 8 is provided on the turning portions 7 and 26 so that
As it is configured to be able to move freely on the sides, it is assisted from the ridge
Workers load auxiliary seedlings into seedling frame 8 from seat 12 side.
Can also be done. Further, the pivot 6 is moved to the front side of the seat 12.
It is installed on the upper part of the front column 5 of the body 1 so that
When the frame 8 moves to the front side of the vehicle body 1, the most seat in plan view
12 so that the front of the car 1 is close to the ridge
For loading auxiliary seedlings into auxiliary seedling frame 8 from
The auxiliary seedling frame 8 is located sufficiently on the ridge side
This loading operation can be easily performed. 1 and 2, a tractor body 1 has a front wheel 10 and a rear wheel 11 steerable by a steering handle 9, and is driven by an engine mounted below a rear cockpit 12. In a four-wheel drive traveling mode in which the vehicle can travel, a seedling planting device 4 is connected to the rear side of the vehicle body 1 via a parallel link that can be moved up and down by expansion and contraction of a lift cylinder. This seedling planting apparatus comprises a float 13 sliding on a soil surface at a lower portion, a multi-row planting seedling tank 2 for supplying a mat-shaped seedling to a rear lower side while reciprocating in a lateral direction, and each seedling tank 2
The seedling tank 2 is tilted so that the upper end of the front portion of the seedling tank 2 is located behind the cockpit 12. A fertilizer device 14 is provided between the cockpit 12 and the seedling tank 2 on the rear portion of the vehicle body 1. Fertilizer application device 1
Reference numeral 4 denotes a seedling plant which is formed widely along the width direction of the seedling tank 2 and has a feeding device below a hopper 15 for storing fertilizer. Fertilize the soil surface near the seedling planting location to be planted in. Reference numeral 17 denotes a container holder for holding a fertilizer container on the hopper 15. When supplying fertilizer to the hopper 15, a fertilizer container for replenishment is fitted to and supported by the container holder 17. [0007] The auxiliary seedling frame 8 is supported by the parallel columns 5 and the revolving frame 7 and has two parallel rails having a width substantially equal to the width of the seedling tank 2.
The seedling harvesting plate 18 is supported and slidably guided in the rail direction. A hook 19 is provided on the bottom surface of the seedling collecting plate 18 and fitted to the rail-shaped auxiliary seedling frame 8 to prevent detachment during sliding or receiving a seedling. The seedling collecting plate 18 scoops and supports the mat seedlings 20 in the seedling raising box. From the state of being stored in the auxiliary seedling frame 8, the seedlings can be supplied to the seedling tank 2 by sliding the seedlings. The column 5 can rotate around a column shaft 21 in the lateral direction at the front end of the vehicle body 1, and can rotate in the front-rear direction by hydraulic expansion and contraction of the front-rear cylinder 22. A swing frame 7 that rotates around a vertical rotation shaft 6 is supported on the upper end of the support column 5, and the crank arm 23 at the lower end of the rotation shaft 6 is rotated by expansion and contraction of a rotation cylinder 24 due to hydraulic pressure. sell. The revolving frame 7 is provided with an arm 26 which can be turned up and down around a horizontal arm shaft 25. The suspension shaft 27 of the auxiliary seedling frame 8 is pivotally supported at the tip of the arm 26. I have. The arm shaft 25 is rotated by a hydraulically expandable and contractible vertical cylinder 28 with respect to the turning frame 7, so that the vertical position of the auxiliary seedling frame 8 can be changed. Also, the arm 26 and the suspension shaft 27
The seedling frame cylinder 29 which is expanded and contracted by the oil pressure is provided between them, and the auxiliary seedling frame 8 is kept horizontal by the expansion and contraction of the seedling frame cylinder 29. In order to turn the auxiliary seedling frame 8, the front and rear cylinders 22, the turning cylinder 24,
Operation switches for the vertical cylinder 28, the seedling frame cylinder 29, and the like are provided on an operation panel on the steering post 30,
The operation is performed by the operation switch. The auxiliary seedling frame 8 can be rotated back and forth around the support shaft 21 by the expansion and contraction of the front and rear cylinders 22. It can be turned in any direction by rotating from the rear position to the left / right position or the front position. In this way, by moving the auxiliary seedling frame 8 in the front-back direction or turning,
The supply position of the auxiliary seedlings 20 to the auxiliary seedling frame 8 can be appropriately selected. Therefore, the auxiliary seedling frame 8 can select the position in the front-rear direction with respect to the vehicle body 1 by rotating the support column 5 in the front-rear direction, and the auxiliary seedling frame 8 can be loaded on the auxiliary seedling frame 8 by turning about the turning axis 6 with respect to the support column 5. The posture can be selected in the front-back direction, the left-right direction, and the like. In the turning of the auxiliary seedling frame 8,
When the turning shaft 6 is inclined, the auxiliary seedling frame 8 may be tilted in the front-rear direction. In such a case, the arm 26 is rotated up and down by the expansion and contraction of the vertical cylinder 28 to rotate the auxiliary seedling frame 8.
Is moved up and down, and the inclination angle of the auxiliary seedling frame 8 is adjusted by the expansion and contraction of the seedling frame cylinder 29 so that the front and rear horizontal posture can be achieved.
Also, when the auxiliary seedling frame 8 is moved up and down by the vertical movement of the arm 26 by the vertical cylinder 28, the inclination angle of the auxiliary seedling frame 8 may change greatly. Correct it horizontally. As shown in FIG . 1, the auxiliary seedling frame 8 is
The rotation frame 7 and the arm 26
It is arranged long in the tangential direction of the rotation trajectory, and
Is located on the rear side of the aircraft and in front of the seedling tank 2.
It is arranged long in the horizontal direction. The mat seedlings 20 are mounted on the auxiliary seedling frame 8 by scooping the mat seedlings 20 with the seedling collecting plate 18 and hooking the bottom portion of the auxiliary seedling frame 8 from one end to the ridge end. Nineteen parts are fitted and mounted on the auxiliary seedling frame 8, and the seedling collecting plates 18 are slid while being guided in the longitudinal direction of the auxiliary seedling frame 8 at each stage, and are placed by the same number as the number of seedling tanks 2. The auxiliary seedling frame 8 on which the auxiliary seedlings 20 are mounted is placed at a rear position along the seedling tank 2 of the seedling planting device 4 with the support 5 and the turning frame 7 as described above, and the seedlings are planted. In this state, the auxiliary seedlings 8 are inclined toward the seedling tank 2 to facilitate the supply of the auxiliary seedlings to the seedling tank 2. In the seedling planting operation, when the number of seedlings supplied to the seedling tank 2 decreases, the seedling collecting plate 18 placed on the auxiliary seedling frame 8 is removed and the seedlings 20 are slid into the seedling tank 2 to replenish them. In FIG. 3, the difference from the above example is that the auxiliary seedling frame 8 can be replaced with the seedling collecting plate 18 and the seedling raising box 31 itself can be placed, and the seedling raising box 31 is slid in the longitudinal direction. It is designed to be guided freely and not fall off in the front-rear direction. In FIG. 4, the difference from the above example is that the auxiliary seedling frame 8 can be hung in the form of a cassette. 8 is a board shelf or a cross shelf, and mat seedlings 20 are provided.
Can be placed side by side, and can be detached by the hanging hook 32. The auxiliary seedling frame 8 on each row is prepared in advance in a state where it is placed on the auxiliary seedling frame 8 of each stage together with the seedling collecting plate 18 and the seedling raising box 31 as described above. And the cylinders 22, 24, 28,
By the operation of 29 or the like, it can be lifted and turned to be placed at a position along the seedling tank 2. Further, it is also possible to adopt a configuration that can switch between the cassette form of the auxiliary seedling frame 8 and the seedling collecting plate 18 or the seedling raising box 31 form. For example, the suspension shaft 27 may be attached to and detached from the tip of the arm 26. 5 and 6, the points different from the above example are as follows.
The movement of the auxiliary seedling frame 8 with respect to the vehicle body 1 is adjusted and controlled to balance the position of the center of gravity. Steering handle 9
A front-rear inclination sensor 34 is provided above the front hood 33 to detect the front-rear inclination angle of the vehicle body 1, and by detecting the inclination angle, the front-rear cylinder 22, the vertical cylinder 28, the seedling frame cylinder 29 and the like are expanded and contracted. Then, the auxiliary seedling frame 8 is moved back and forth, the front and rear inclination sensor 34 indicates the neutral position, and the control is performed so that the vehicle body 1 is kept horizontal in the front and rear direction (FIG. 6). By balancing the position of the center of gravity, safety during traveling such as over a ridge is achieved. In the illustrated example, the auxiliary seedling frame 8 is separated at the left and right central portions, and the lateral movement control is performed on the hanging frames 32 on the left and right sides by the motor M1. The left and right auxiliary seedling frames 8 are moved outward to open the space A between the left and right suspension shafts 27 and between the suspension frames 32, and the arm 26 is rotated by the vertical cylinder 28 around the arm axis 25 in the front-rear direction. By moving, the auxiliary seedling frame 8 can be moved to the front and rear of the support 5. An overhanging step 35 protrudes to the side of the wheels 10 and 11. Each suspension shaft 27 is provided with a left-right inclination sensor 36 for detecting the inclination in the left-right direction. The left-right detection of the inclination sensor 36 controls the driving of the M1 to move the auxiliary seedling frame 8 right and left. Thus, the left-right balance of the vehicle body 1 is maintained. 7 and 8, the points different from the above example are as follows.
At the front end of the vehicle body 1, an auxiliary step 37 that pivots horizontally forward is pivotally supported 40, and the auxiliary step 37 is raised and lowered by hydraulic expansion and contraction of a step cylinder 38, thereby turning the vehicle body 1 away from the ridge. To get on and off the control floor 39 easily. This auxiliary step 37 is provided with a switching valve 43 operated by an operation lever 42 and a check valve 44 for locking in a hydraulic circuit 41 of a step cylinder 38.
The switching valve 43 can be switched by the operation lever 42 to raise and lower the step 37.
By operating 2 to the return position, the check valve 44 can be opened and the lock can be released. P is a hydraulic pump, T is a tank port, and 45 is a relief valve. In FIG. 9, the point different from the above example is that when the column 5 is rotated forward around the column shaft 22 by the front and rear cylinders 22, the arm 47 is supported by the rod 46 and the supporting leg shaft 48. , And the supporting leg 49 integral with the arm 47 is turned downward against the return spring 49 to contact the ground, supporting the front portion of the vehicle body 1, and supporting the vehicle body by the weight of the auxiliary seedling frame 8. Eliminate the inclination of 1 and stabilize. Since it is interlocked with the operation of the front and rear cylinders 22, it is possible to prevent the support legs 49 from being left out. In the illustrated example, 50 is an operation box provided on the side of the steering handle 9 and 51 is an operation box provided on the suspension frame 32 for holding the auxiliary seedling frame 8. Switches for operating the motors 22, 24, 28, 29, the motor M 1, and the like are provided, and can be operated freely from the cockpit 12 or from the bank side. In FIG. 10, the point different from the above example is that the strut 5, the arm 26, the suspension frame 32, the auxiliary seedling frame 8 and the like can be separated to the left and right, and the left and right can be moved back and forth. It is. The left and right supports 5 are arm axes 25
Can be separated right and left at the center of the, and the coupling 50 can be fitted and connected integrally. Vertical cylinder 28
Is provided between each arm shaft 25 and the column 5, and the arm 26 can be individually turned up and down. A seedling frame cylinder 29 is also provided for each arm 26 as in the configuration of FIG. In FIG. 11, a difference from the above example is that a part of the suspension frame 32 can be used as a fork 51 for loading and unloading a seedling container 52 and other luggage.
The suspension frame 32 is provided with a detachable attachment frame 53 having an auxiliary seedling frame 8 at the tip of a fork 51 integrated with the suspension shaft 27. The fork 51 is separated from the frame 8 and the fork 51 is operated by the front and rear cylinders 22 and the seedling frame cylinder 29. 5
4 is a hanger for suspending the seedling container 52, and 55 is a truck. Reference numeral 56 denotes a folding portion of the auxiliary seedling frame 8, which extends horizontally left and right during seedling planting work.
Can be placed, but at the time of storage, the folding unit 56 is rotated upward to reduce the machine width. In FIG. 12, a different point from the above example is that a hook 57 that rotates integrally with the support shaft 21 is provided, and the hook 57 is rotated at an appropriate angle by expansion and contraction of the front and rear cylinders 22, and the hook 57 is 58, the vehicle can be towed while the front wheel 10 of the vehicle body 1 is floating. FIG. 13 is different from the above example in that a container holder 17 for holding a container 61 for accommodating a fertilizer to be supplied to the hopper 15 of the fertilizer application device 14.
Is attached to the lower part of the suspension frame 32 for suspending the auxiliary seedling frame 8.
At 9, it is detachably attached, and can be stacked in the same manner as the auxiliary seedling frame 8. An L-shaped bag receiver 60 is provided at the bottom of the container holder 17, and a fertilizer bag containing fertilizer is used as the container 61. The containers (fertilizer bags) 61 are arranged and held in the container holder 17 over the same width as the fertilizer application device 14. When the fertilizer in the hopper 15 is reduced by fertilization, the arm 26 is raised by the vertical cylinder 28, and the container holder 1
7 is floated on the hopper 15. The lid 62 on the hopper 15 is opened, and the fertilizer bag 61 on the container holder 17 is viewed, and the fertilizer is transferred into the hopper 15. After the fertilizer is filled in the hopper 15 in this manner, the lid 62 is closed and the container holder 17 is approached or placed on the upper surface, so that the fertilizer application operation is performed together with the seedling planting operation. Numeral 63 is a pipe for fertilizing the fertilizer fed from the feeding device 16 onto the soil surface at the seedling planting position by the seedling planting device 3, and 64 is a blower for blowing the fertilizer. 14 and 15, a seam 65 is formed along the opening edge of the bag 61, and the seam 65 is held and held by the holding pieces 67 of the bag holder (FIG. 14). Alternatively, the stitch 65 may be locked to a holding pin 66 projecting from the bag holder 17 (FIG. 15). In the case where the bag mouth is closed with the bag 61 having such a configuration, when the bag 61 is transferred to the hopper 15, the bottom of the bag 61 may be cut open with a knife to allow the fertilizer to flow down. In FIG. 16, a sub-tank 68 having the same width as that of the hopper 15 is detachably attached to the lower side of the suspension frame 32.
The fertilizer in the sub-tank 68 can be transferred into the hopper 15 by overlapping or approaching the upper side of the hopper 15 with the lid 62 opened together with the auxiliary seedling frame 8 and the like. A discharge port 69 having a shutter is provided at the bottom of the sub tank 68 along the longitudinal width direction, and a lid 70 is provided on the upper side so as to be freely opened and closed. Referring to FIG. 17, a different point from the above example is that a sub-tank 71 is mounted above the hopper 15 of the fertilizer application device 14 so that the discharge port 72 can be viewed. The shutter 73 of the discharge port 72 can be opened by pulling it against a spring 75 by a solenoid 74, and the remaining amount sensor 76 provided at the bottom of the hopper 15 detects the decrease in fertilizer, thereby electrically operating the solenoid 74. , The shutter 74 is opened, and the fertilizer of the sub tank 71 is supplied to the hopper 15.
To supply.

[Brief description of the drawings] FIG. 1 is a perspective view. FIG. 2 is a perspective view of a part thereof. FIG. 3 is a perspective view showing a part of another embodiment. FIG. 4 is a perspective view showing a part of another embodiment. FIG. 5 is a perspective view showing another configuration. FIG. 6 is a flowchart showing the front-rear horizontal control. FIG. 7 is a perspective view showing another configuration. FIG. 8 is a hydraulic circuit diagram thereof. FIG. 9 is a perspective view showing another configuration. FIG. 10 is a perspective view showing another configuration. FIG. 11 is a perspective view showing another configuration. FIG. 12 is a side view showing another configuration. FIG. 13 is a side view showing another configuration. FIG. 14 is a perspective view showing another configuration. FIG. 15 is a side view showing another configuration. FIG. 16 is a perspective view showing another configuration. FIG. 17 is a side view showing another configuration. [Explanation of symbols] 1 Body 2 Seedling tank 3 Seedling planting equipment 4 Seedling plant 5 props 6 Swivel axis 7 Turning frame 8 Auxiliary seedling frame

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-4-299907 (JP, A) JP-A-1-112908 (JP, A) JP-A 57-203719 (JP, U) JP-A 4-203907 30813 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) A01C 11/02

Claims (1)

(1) A seedling plant in which a seedling plant (4) equipped with a seedling tank (2) and a seedling planting device (3) is provided at a rear portion of a passenger body (1) having a seat (12 ) so as to be able to move up and down. , Approximately in the left-right direction of the vehicle body 1
Revolving parts 7 and 26 that revolve around a revolving shaft 6 provided in the center and in front of the seat 12 and above and below a support 5 at the front of the vehicle body 1.
And an auxiliary seedling frame 8 is provided on the revolving portions 7 and 26 so that the seat 1
The auxiliary seedling frame 8 is provided at the rear side of the vehicle body 1 by the swiveling of the swiveling portions 7 and 26 , while the outside of the vehicle 2 is configured to be swivelable.
Positioned in front of seedling tank 2 and in front of car body 1
When installed, it is long in the left and right direction ,
A seedling transplanter characterized in that it is configured to be longer in the front-rear direction when located .