JP3486794B2 - Rice transplanter - Google Patents

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a rice transplanter, more specifically,
The present invention relates to a rice transplanter equipped with a planting device section at the rear of the machine body.

[0002]

2. Description of the Related Art Conventionally, as described in, for example, Japanese Utility Model Laid-Open No. 6-114409, this seeder planting machine has a planting device section provided with an inclined seedling stand extending in the vertical direction. A plurality of seedling mats are placed on the seedling mat, and the seedlings are configured to be fed by gravity of the seedling mat, or as described in Japanese Utility Model Publication No. 6-7413, a preliminary seedling mounting provided near the seedling stand. It is constructed so that the seedling mat of the stand is transferred to the seedling stand and spliced.

[0003]

However, when feeding seedlings by gravity of the seedling mat as described above, the number of seedling mats that can be loaded on the seedling stand is limited to 2 to 3 at most, and the seedling splicing efficiency is poor. was there. In addition, when transferring seedlings on the preliminary seedling mounting table, it is necessary for the worker to remount the seedling mat of the preliminary seedling mounting table on the seedling mounting table, resulting in a problem that the time and labor for seedling connection are increased.

According to the present invention, seedling mats can be vertically stacked in multiple stages on the seedling table of the planting device section, and further, the seedling splicing efficiency can be improved and the labor and labor of seedling splicing can be reduced. Its main purpose is to provide a rice transplanter that can do it.

[0005]

In order to achieve the above object, the present invention provides a planting device portion provided at the rear of a machine body, in which multi-stage seedling mats are stacked, In a rice transplanter in which seedling placing shelves for sequentially feeding the whole upper seedling mat to the lower stage are arranged, the seedling placing shelves can be closely spaced, and a plurality of horizontal guide strips that are vertically separated and adjacent It has a vertical guide strip continuous with the matching horizontal guide strip, and is provided with two guide plates that sequentially feed the entire upper seedling mat through the vertical guide strips to the lower stage by close spacing. It is characterized in that it is provided with a drive mechanism for moving the plates close to and away from each other.

[0006]

According to the second aspect of the present invention, the planting device section has a planting section for planting seedlings of a seedling mat, and the seedling placing shelf is a seedling mat which is fed from the upper stage to the lowermost stage. It is characterized by having a carrying device for carrying toward the planting section.

Further, the invention according to claim 3 is provided with a seedling tray on which the seedling mat is placed, and the lowermost seedling tray on which the seedling mat is placed is located below the carrying path from the carrying path of the carrying device. It is characterized in that it is provided with a seedling tray discharging means for evacuating to.

Further, the invention according to claim 4 is characterized in that a plurality of said seedling placing shelves are provided corresponding to a plurality of planting ridges, and each of said seedling placing shelves is provided with said drive device. And

[0010]

According to the invention described in claim 1, a plurality of seedling mats can be stacked vertically on the seedling mounting shelf of the planting device section, and further, the whole seedling mats are sequentially lowered. Since it can be fed out, the seedling splicing efficiency can be improved, and the seedling splicing labor and labor can be reduced.

[0011]

According to the second aspect of the present invention, the seedling mat fed to the lowermost stage can be reliably transported to the planting section side by the transport device.

Further, according to the third aspect of the invention, since the empty seedling tray discharging means retracts the empty seedling tray from the transport path of the transport device, the empty seedling tray is not affected,
The seedling mat at the bottom can be transported to the planting side.

Further, in the invention according to claim 4, since the drive devices are respectively provided in the seedling feeding devices corresponding to the planting strips, it is possible to cope with multi-row planting and variation in the reduction of seedlings in each planting strip. Can handle.

[0015]

BEST MODE FOR CARRYING OUT THE INVENTION In the embodiment shown in FIG. 1, a top link 11a and a pair of left and right lower links 11b are provided at a rear portion of an airframe 10 formed of a tractor having a driver's seat 10a and a steering handle 10b. The riding-type 6-row Ueda planting machine in which the planting device section A is supported so as to be vertically movable via a parallel link mechanism 11 provided is shown. As is known, the planting device section A includes a planting case 12 in which a transmission mechanism that interlocks with the PTO shaft of the machine body 10 is mounted via a universal joint, and a PTO laterally extending from the planting case 12 in the left-right direction. Six transmission cases 13 supported in a front-down direction at intervals of planting strips via shafts, and a plurality of plantings supported by these transmission cases 13 and interlocked via the transmission mechanism and the PTO horizontal axis. The planting section 14 having a claw, the seedling take-out plate 15 arranged in the vicinity of the planting section 14, the seedling placing shelf B supported so as to be reciprocally movable in the left-right direction, and the seedling placing shelf B. It is provided with a reciprocating mechanism (not shown) for reciprocating right and left and a rolling mechanism (not shown) for rolling the seedling placing rack B. In addition, below the planting case 12 and the transmission case 13, a float 16 that moves up and down in conjunction with the planting depth is arranged.
2 and the transmission case 13 are protected and the leveling effect is enhanced, while a swingable float (not shown) is arranged to reduce wheel erasing and mud gathering in the airframe 10. .

The seedling placing shelf B of the embodiment shown in FIG.
As shown in FIG. 1, a box-shaped frame 1 in which front and rear parts are opened and the rail portions 1a and 1b having a concave cross-section that extend in the front-rear direction and extend in the front-rear direction are juxtaposed in the left-right direction, and the frame 1
A pair of front and rear guide plates 3 and 4 for holding the seedling tray T in which the seedling mat M is placed in a vertically multi-tiered manner and having a guide portion 2 for sequentially feeding the whole of the seedling tray T to the lower tier by mutual separation. A seedling feeding device C is provided, and a drive mechanism 5 for disposing the guide plates 3 and 4 close to and separated from each other in the front-rear direction along the rail portions 1a and 1b is arranged above the seedling placing shelf B. At the lower part of the seedling placing shelf B, the seedling mat M at the bottom is installed from the rear opening of the seedling placing shelf B to the planting section 1.
4 is provided with a conveying device 6 that conveys the seedlings in the lateral direction, and a seedling tray discharging unit 7 that retracts an empty seedling tray T on which the seedling mat M at the lowest stage is placed downward from the conveying path of the conveying device 6. There is. In addition, in the embodiment, as shown in FIG. 4, the seedling feeding device C, the drive mechanism 5, and the transfer device 6 are arranged on the left and right so as to correspond to 6-row planting, and as shown in FIG. Although the seedling tray T is held in three stages on the seedling feeding device C corresponding to the row, it may be applicable to multiple row planting other than single-row planting or six-row planting. You may make it hold | maintain to about 2 to 10 steps.

As shown in FIGS. 8 and 9, the seedling tray T is made of a rectangular plate having a seedling mat mounting surface 8a on the upper surface thereof. The locking shafts 81, 81 projecting outward from the locking shafts 81, 81 are displaced by a predetermined span to enhance the rigidity of the seedling tray T in the left-right direction. A locking body 82 composed of a ball bearing that engages with the guide portions 2 of the plates 3 and 4 is held so that the seedling tray T can be smoothly fed out, and the front side portion is formed from the locking body 82. In addition, the seedling mat M of the nursery box is easily placed on the mat placing surface 8a by projecting it largely forward and sharpening its tip.

The front and rear guide plates 3 and 4 are arranged on both the left and right sides of the seedling tray T with a gap therebetween, and the connecting body 31 is provided between the left and right guide plates 3 and 3 and 4 and 4. And 32 are connected. A shoe is provided between the left and right guide plates 3, 3, 4 and 4 of the rail portions 1a and 1b to provide the guide plates 3, 3, 4 and 4.
It is possible to smoothly approach and separate.

The connecting members 31 and 41 are rod-shaped for vertically connecting the front end portions of the left and right front guide plates 3 and 3 and the rear end portions of the rear left and right guide plates 4 and 4 at predetermined intervals. Composed of members.

The guide portions 2 provided on the guide plates 3 and 4 include lateral guide strips 21 for receiving the locking bodies 82 of the seedling tray T and inserting the seedling tray T horizontally, and these lateral guide strips. It is composed of a vertical guide strip portion 22 which is continuous with one end of the portion 21 and which feeds the seedling tray T downward step by step.

The vertical guide strip 22 is bent between an upper start end 221 and a lower end end 222 that engage the locking bodies 82 of the seedling tray T to hold the seedling tray T horizontally. It is formed in a substantially V shape. Also, the lateral guide strip 21
An upper strip surface 211 and a lower strip surface 212 that face each other vertically are provided,
Both end sides of the upper strip surface 211 are formed to have a length projecting outward more than both end edges of the lower strip surface 212, while the lower strip surface 2 of the lowermost stage is formed.
12, each locking body 8 of the seedling tray T that is extended to the bottom
It has a pool groove 23 .. In addition, when the seedling tray T on which the seedling mat M is placed is inserted into the lateral guide strips 21 by installing the connecting body 41 between the tray insertion entrance lower parts of the lateral guide strips 21, the seedling tray T can be supported. I am trying. By doing so, the front end portion of the seedling tray T can be hooked on the connecting body 41 and inserted into the tray insertion inlet of the lateral guide strip portion 21, and the front side locking body 82 has passed over the connecting body 41. Sometimes, since the front side can be supported with respect to the front side locking body 82, the front side locking body 82 is supported by the upper guide surface 21 of the lateral guide bar portion 21.
It can be inserted smoothly according to No. 1 and the seedling mat can be easily replenished.

On the other hand, the drive mechanism 5 shown in FIG.
Is a pair of brackets 5 on the upper surface of the top of the frame 1.
Actuating arm 51 that supports the middle part to freely swing back and forth via 0 and 50, front and rear transmission rods 52 and 52 that are connected to both ends of the actuating arm 51, and front and rear parts of the frame 1. First link arms 54 and 54 fixed to the central portion in the longitudinal direction of the horizontal shafts 53 and 53 rotatably installed, and a pair of second link arms 55 and 55 fixed to both ends of the horizontal shafts 53 and 53. A third link arm 56 connecting the second link arms 55, 55 to the front end portions of the front left and right guide plates 3, 3 and the rear end portions of the rear left and right guide plates 4, 4 via pivot pins. , 56 and each transmission rod 5
The tip end portions of the second and second link arms 54, 54 are connected to each other by a pivot pin, and a manual lever 57 is integrally connected to one end side of the operating arm 51 (FIG. 1). By reciprocating the manual lever 57 in the front-rear direction, the front left and right guide plates 3 and 3 and the rear left and right guide plates 4 and 4 are moved toward and away from each other.
The third link arms 56, 56 are connected to the upper and lower central portions of the guide plates 3, 4. In the embodiment shown in FIGS. 2 and 4, an actuator 58 that communicates with a hydraulic pressure source provided in the machine body 10 via a switching valve is provided on the top surface of the top of the frame 1, and the actuator 5
The piston rod 58a in FIG. 8 is connected to the end portion of the operating arm 51, and the switching valve is switched to swing the operating arm 51 in the same manner as in the case of manual operation. The plates 3 and 3 and the left and right rear guide plates 4 and 4 are closely spaced in the front-rear direction. When operating the manual lever 57,
The oil in the hydraulic circuit of the actuator 58 is relieved in an oil tank or the like to deactivate the actuator 58.

The transport device 6 shown in FIG. 2 is disposed at a position connecting the belt type first transport body 61 disposed below the frame 1 and the rear of the frame 1 to the planting portion 14, and The second conveyor 62 of the belt type that inherits the seedling mat M conveyed by the first conveyor 61 and conveys it to the planting section 14.

The first and second carriers 61 and 62 are
Transport belts 61a, 62a and a pair of belt wheels 61b,
While the 62b is displaced left and right for a predetermined span as shown in FIG.
When the seedling tray discharging means 7 including the elongated through-holes for receiving the conveyor belt 61a of the conveyor 61 and one side portion of the belt wheel 61b in the radial direction is provided, and the seedling tray T is fed to the lowermost stage, The mat M is placed on the conveyor belt 61a, the seedling tray T falls by its own weight, and the conveyor belt 61a of the first conveyor 61 enters the seedling tray discharging means 7, and the seedling tray T conveys the first conveyor 61. It retreats downward from the route and is supported by the pool groove 23. .. of the retracted seedling tray T are retained in the pool grooves 23 of the lateral guide strips 21 .., and the tray storage portion D between the upper surface of the conveyor belt 61a and the belt shaft 61c.
It is stacked and stored in. Since they can be stacked and stored in this way, it is possible to discharge a plurality of empty seedling trays at once. A detection switch (not shown) for detecting the rear end position of the seedling mat M in the conveying direction is provided between the first carrier 61 and the second carrier 62 so that the seedling mat M can be completely moved to the first position. The drive mechanism 5 can be operated before being transported to the second transport body 62. That is, a detection signal output from the detection switch operates an indicator such as a lamp or a buzzer, and an operator operates the manual lever 57, or switches the switching valve according to the detection signal to operate the actuator 58. It is done like this.

The belt belt 6 on one side of the first carrier 61
1b is linked to an initial feed motor (not shown) via a clutch, and the belt wheel 61b and the second
The one side belt wheel 62b of the carrier 62 and the belt wheel 61
b so as to rotate at a higher speed than the belt wheel 62b, and at the start of planting, the seedling mat M at the bottom is attached to the planting section 14
When the seedling table which is reciprocally moved to the left and right by the reciprocating mechanism is moved to the end position in the reciprocating direction while being conveyed to the position of the seedling taking-out plate 15 disposed in the vicinity of the first and second positions, A vertical feed mechanism 9 that drives the carriers 61 and 62 in synchronization is provided. When the first and second carriers 61 and 62 are driven in synchronization by the vertical feed mechanism 9, the clutch is disengaged, and the first feed motor 6 moves from the initial feed motor.
Power transmission to 1 is cut off. By interlocking the first carrier 61 so as to rotate at a higher speed than the second carrier 62, it is possible to effectively eliminate a gap between seedling mats inherited from the first carrier 61 to the second carrier 62. You can do it.

As shown in FIG. 2, the vertical feed mechanism 9 has vertical feed cams 91 projecting radially outward on both left and right sides,
A horizontally-long vertical feed cam shaft (not shown) that is continuously provided integrally with one drive-side belt wheel 61b of the first transport body 61, and the vertical feed cam when the seedling table moves to the left and right reciprocating end positions. One of the second transport bodies 62, which has a pair of beating rollers 92 that engage with one of the 91, a control shaft 93 that rotates with the transmission mechanism in the planting case 12 to angularly rotate the vertical feed cam shaft. Oscillating arm 94 extending outward in the radial direction and interlocking with the driving side belt wheel 62b of the vehicle via a one-way clutch.
And a vertically moving cam 91 and an interlocking rod 95 for interlockingly connecting the swinging arm 94, and the beating roller 92 of the control shaft 93, which is constantly rotating, engages with the one vertically feeding cam 91 to cause the vertical feeding cam 91 to move. When 91 is tapped, the vertical feeding cam shaft rotates angularly and the interlocking rod 95
And the belt wheel 62b of the second carrier 62 is synchronously angularly rotated via the swing arm 94, and the first and second carrier 61,
The seedling mat M placed on the conveyor belts 61a and 62a of 62 is vertically fed to the planting portion 14 side by one pitch.

Further, at the rear end of the frame 1 which is the insertion start end side of the seedling tray T with respect to the rear guide plate 4, a hooking body 1c for hooking the seedling tray T to be inserted into each lateral guide strip 21 is provided. When the seedling tray T on which the seedling mat M is placed is inserted into the entrance of the lateral guide strip 21, the front end side of the seedling tray T is hooked on the front end side prior to the insertion.
It is hooked on c so that the seedling tray T can be inserted while moving forward in this state. In such a case, the seedling tray T can be easily inserted into the entrance of the lateral guide strip 21.

In FIG. 2, reference numeral 1d denotes a connecting stay arranged on the bottom surface of the frame 1 in the front and rear over the entire length in the left and right directions.

In the above construction, as shown in FIG. 10, the seedling trays T on which the seedling mats M of the nursery box are scooped up and placed on the seedling placing surface 8a are arranged in the guide plates 3 and 4 from the rear of the seedling placing shelf B. , And the respective locking bodies 82 provided at the front and rear sides thereof are held by the upper starting end portions 221 of the vertical guide strips 22 ... As shown in FIG. In this way, since the seedling mat M is held horizontally via the seedling tray T, seedling splicing is easy and seedling collapse due to vibration impact can be eliminated. The seedling tray T inserted in the lowermost horizontal guide strip 21 drops by its own weight as shown in FIG. 2, and the conveyor belt 61a of the first conveyor 61 enters the discharge means 7 formed of the through hole. , Retracted from the transport path of the first transport body 61 to the tray storage section D below,
The seedling mat M is supported by the pool grooves 23, ... At the same time, the seedling mat M is placed on the conveyor belt 61a. Since the seedling mat M is placed on the conveyor belt 61a and conveyed in this manner, the seedling can be fed accurately and the seedling mat can be continuously conveyed.

In the state shown in FIG. 2, the first and second carriers 61 and 62 are synchronously driven by the initial feed motor to dispose the seedling mat M at the lowermost stage in the vicinity of the planting section 14. The seedling take-out plate 15 is conveyed to the position. Like this first
Since the seedling mats carried by the carrier 61 are transferred to the planting unit 14 side by being inherited by the second carrier 62, the seedling mats are prevented from running out on the carrier device when the seedling mats are fed to the lower stage of the stacked seedling mats. Therefore, the seedling mat can be continuously and reliably conveyed to the planting section 14 side, and since the second carrier 62 conveys the seedling mat to the seedling take-out plate 15 position, the planting 14 can surely take the seedlings. is there. Then, when the seedling placing table is moved to the left and right reciprocating end positions, that is, when the seedlings in the horizontal row of the seedling mats M conveyed to the seedling taking-out plate 15 are emptied, the vertical feeding mechanism 9 causes the first and the first to move. The two carriers 61 and 62 are driven synchronously, and the seedling mat M is vertically fed by one horizontal row of seedlings.

When the seedling mat M placed on the first carrier 61 of FIG. 2 is transported to the side of the second carrier 62 and is separated from the first carrier 61, based on the detection signal output from the detection switch. The manual lever 57 or the actuator 5
When the actuating arm 51 of FIG. 2 is moved clockwise by 8, the first and second link arms 54, 54 and 55, 55 swing about the horizontal shafts 53, 53, and the left and right guide plates 3 and 3 are moved. And 4 and 4 are synchronously separated from each other in the front and rear direction as shown in FIG. At this time, the locking bodies 82 ... Engaging with the upper starting end portions 221 of the vertical guide strips 22.
It is displaced to the middle bent portion along the vertical guide strips 22 ...

Next, when the operating arm 51 is returned to the counterclockwise direction by the manual lever 57 or the actuator 58, the left and right guide plates 3 and 3 and 4 and 4 are brought close to each other in synchronization with each other as shown in FIG. At this time, the vertical guide strip 22
.. which has been displaced to the intermediate bent portion of .., is displaced to the upper starting end portion 221 .. of the lower step through the lower end portion 222 .. Is held and
In addition, the seedling tray T on which the seedling mat M at the bottom is placed is shown in FIG.
Similarly to the case described in 1., the first carrier 61 is dropped by its own weight into the pool groove 23.
Transport belt 61a of the first transport body 61 intrudes, retracts from the transport path of the first transport body 61 to the lower tray storage portion D, and is stored on the first seedling tray T so that the plate portions are shifted back and forth and overlap. . At this time, as shown in FIG.
.. shifts back and forth and the plate portions overlap, so that a large number of seedling trays can be stored even if the belt wheel 61b of the first carrier 61 is made relatively small.

Further, since the seedling feeding mechanism C and the drive mechanism 5 are arranged corresponding to the planting strips so that each seedling feeding mechanism C can be operated individually, each seedling feeding mechanism C can be operated. It is possible to favorably deal with the variation in the decrease of the seedling mat M that is fed out.

Further, by providing the link type drive mechanism 5, the structure can be simplified and the cost can be reduced even in the case of coping with multi-row planting, and the force point of the actuator 58 (compared with the actuating arm 51). Since a fulcrum (horizontal axis 53) is provided between the connection point) and the action point of the guide plates 3 and 4 (connection point with the third link arm 56), the first to third link arms 53 and 55. It is possible to prevent the flexure of 56, 56.

When the locking bodies 82 of the seedling tray T are formed of bearings as in the embodiment, the groove widths of the lateral guide strips 21 and the vertical guide strips 22 can be increased, so that these guide strips are formed. Mud that has fallen from the seedling mat or the like can be less likely to collect on the 21, 22 and the weight can be reduced accordingly, and the locking body 82, ... Is provided on the opposite side of the seedling mounting surface 8a via the bracket as shown in FIG. By displacing, even if the seedling mat is laterally displaced, it is possible to prevent the locking bodies 82 from rolling.

Although the front and rear guide plates 3 and 4 of the above-described embodiment are provided with the guide plates 3 and 3, 4 and 4 on the left and right sides, other one-row planting or two-row planting machine In the case of, the front and rear guide plates 3 and 4 are formed in a wide width so as to be able to come close to and separate from each other in the front and rear, and the vertical guide having a substantially dogleg shape in which a vertical middle portion is bent between the facing surfaces of the guide plates 3 and 4. The ridges 22 ... May be provided stepwise. In this case, for example, an opening for inserting the seedling tray is provided on the side of the frame 1, the seedling tray is inserted from the side of the frame 1, and the vertical guide strips 22 ... While holding the seedlings in the same manner as in the case, between the lowermost vertical guide strips 22 of the rear guide plate 4 and the first carrier 61, the lowermost seedling placed on the first carrier 61 is placed. An opening is provided to transfer the mat to the second transfer body 62.

Further, in the above embodiment, the one provided with the link type drive mechanism 5 has been described, but in addition to this, for example, the guide plates 3 and 4 are provided with the rail portions 1a and 1a.
A rolling wheel that engages with b is provided, and an urging spring that constantly urges the guide plates 3 and 4 in the proximity direction is connected to a wire that separates the guide plates 3 and 4 against the force of the urging spring. Then, connect this wire to the manual lever 57, for example.
Alternatively, it may be configured to be pulled by the actuator 58. Further, although not shown, a pinion gear that is driven around a vertical axis extending from the frame 1 and a pinion gear that projects from the front and rear guide plates 3 and 4 A pair of racks that mesh with each other may be provided, and the guide plates 3 and 4 may be configured to reciprocate through the racks by driving the pinion gears. Further, the drive mechanism 5 may be provided only on the upper side of the seedling placing rack B as shown in FIG. 2, or may be provided on the upper side and the lower side of the seedling placing rack B.

Further, in the embodiment shown in FIG. 1, the seedling placing rack B having the carrier device 6 arranged at the lower portion is configured to be reciprocated in the lateral direction, moved up and down, and rolled. In addition, for example, the entire second carrier 62 in the carrier device 6 can be moved to the left and right with respect to the seedling placing rack B, and the second carrier 62 is reciprocated left and right instead of reciprocating the seedling placing shelf B left and right. The seedling placing rack B may be configured to be movable, and the seedling placing rack B may be moved up and down and rolled, or the seedling placing rack B may be reciprocally moved in the lateral direction, raised and lowered, and rolled. The second carrier 62 may be configured to reciprocate laterally, ascend and descend, and roll.

[Brief description of drawings]

FIG. 1 is a side view of the rice transplanter of the present invention.

FIG. 2 is a vertical cross-sectional side view of the seedling placing shelf portion.

FIG. 3 is a partially omitted perspective view of only the guide plate and the conveyance device section.

FIG. 4 is a plan view of FIG.

5 is an enlarged view in which a part of FIG. 4 is omitted.

FIG. 6 is an operation state diagram from FIG.

FIG. 7 is an operation state diagram from FIG. 6;

FIG. 8 is a plan view of the seedling tray.

FIG. 9 is a side view of the seedling tray.

FIG. 10 is an explanatory diagram showing a state in which a seedling mat is placed on the seedling tray.

[Explanation of symbols]

A: Planting equipment section B ... Seedling shelf 6 ... Conveyor 61 ... First carrier 62 ... Second carrier 7 ... Seedling tray discharge means 10 ... Aircraft

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Claims (4)

(57) [Claims] 1. A planting device portion provided at the rear of the machine body ,
Seedlings mat loaded in multiple stages, rice transplanters odor that is disposed seedlings shelf for feeding the whole of the upper seedling mat to sequentially lower stage
The seedling mounting shelves can be separated from each other vertically and separated from each other.
Continuous to multiple horizontal guide strips and adjacent horizontal guide strips
It has a vertical guide strip,
The entire guide through the vertical guide strip to the lower step.
It is equipped with two guide plates that project
A rice transplanter, which is equipped with a drive mechanism for moving the chairs closer to and away from each other . 2. The planting device section is for planting seedlings on a seedling mat.
It has a planting section that allows the seedling placing shelves to be rolled from the top to the bottom.
Conveying the seedling mats that have been taken out toward the planting section
The rice transplanter according to claim 1, further comprising a device . 3. A includes a seedling tray placed the seedling mat
And place the seedling tray at the bottom with the seedling mat on it.
Evacuate from the transport path of the transport device to below the transport path
The rice transplanter according to claim 2, further comprising seedling tray discharging means . 4. The seedling placing rack is adapted to support a plurality of planting lines.
It is equipped with a plurality of units, and each of the seedling mounting shelves has its own drive unit.
Rice transplanter according to claim 1, wherein is provided.