JP2008131898A - Transplanter - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a simple structure transplanter which can maintain the postures of vegetable seedlings discharged from a planting tool to a planting hole and can thereby plant the vegetable seedlings in postures suitable for growth. <P>SOLUTION: In this transplanter, a seedling-planting device 8 for planting transplantation targets in a field is loaded on a travel base 4 for traveling on the field. The seedling-planting device 8 comprises a conveying portion 22 for conveying and dropping the transplantation targets to a prescribed position, a chute 23 for guiding the transplantation targets dropped from the conveying portion 22 by an inclined surface, and a furrowing portion 24 for forming a furrow for receiving the transplantation targets received from the chute 23. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a transplanting machine in which a seedling planting device for planting a seedling or a transplanting object that has been input is mounted on a traveling base.

The transplanter shown in Patent Document 1 is configured by mounting a seedling planting device on a traveling base, and the seedling planting device plunges into a soil a cage-like planting tool that accommodates a seedling that can be opened and closed. The seedlings can be discharged into the planting hole by opening the planting tool when the planting tool is inserted into the soil, and the vertically long seedlings can be planted in the upright posture.
JP 2006-149281 A

  However, since seedlings such as sea cucumbers cannot maintain the seedling posture when discharged from the planting tool, they may be backfilled while the planting posture is disturbed, avoiding problems such as disturbed growth of transplanted seedlings. I couldn't.

  The problem to be solved is to provide a transplanter with a simple configuration capable of planting a vegetable seedling in a posture suitable for growth by maintaining the posture of the vegetable seedling discharged into the planting hole. .

  The invention according to claim 1 is a transplanting machine in which a seedling planting apparatus for mounting a transplanting object on a farm field is mounted on a traveling base for field traveling, wherein the seedling planting apparatus receives the transplanting object received. A conveyance unit that conveys and drops at a predetermined position, a shooter that guides a transplant object dropped from the conveyance unit by an inclined surface, and a groove that accommodates the transplant object received from the shooter are drilled in a field scene. It consists of a groove part.

  The seedling planting device mounted on the traveling base transports and drops the transplant object to a predetermined position by the transport unit, and the shooter receiving the guide guides the transplant object to the groove forming part by the inclined surface, thereby the groove forming unit. In this case, the transplant object is accommodated in the groove formed in the field scene, and the posture of the transplant object is secured by the inclined surface of the shooter.

  In the transplanter, the shooter of the seedling planting device mounted on the traveling base can secure the posture by guiding the transplanted object to the groove forming portion by the inclined surface. With the seedling planting device with a simple configuration provided, it is possible to plant vegetable seedlings such as sea cucumber in a posture suitable for growth.

Embodiments specifically configured based on the above technical idea will be described below with reference to the drawings.
1 and 2 are a side view and a plan view of a transplanter showing an example of the present invention. In the following description of the illustrated example, when referring to the front or the rear, the side on which the steering handle is disposed is referred to as “rear”, and the opposite side is referred to as “front”. When the term “right” or “left” is used, the right hand side is “right” and the left hand side is “left” as viewed from the operator standing at the front side of the airframe at the front side of the airframe.

  The transplanter 1 extends a center frame 4 rearward to a transmission transmission portion 3 having an engine integrated structure including left and right driving wheels 2a, 2a for traveling and left and right front wheels 2b, 2b for supporting the front portion of the machine body. A traveling machine body is formed, a steering handle 5 for walking operation is formed at the rear end of the center frame 4, a seedling planting device 8 is supported on the center frame 4 and receives power from the transmission 3. A work seat 6 facing the seedling planting device 8 is mounted on the upper part of the transmission section 3 so as to face rearward.

  The left and right drive wheels 2a, 2a are connected to transmission shafts extending from the transmission transmission portion 3 on both sides thereof, and the left and right transmission support portions 11, 11 are pivotable up and down to change the support height of the airframe. Configure to be individually adjustable. In addition, the steering handle 5 is configured to be able to change the direction by floating the front part of the airframe with the left and right drive wheels 2a, 2a as fulcrums, and operation systems such as an engine throttle, a traveling clutch, and a planting clutch are centrally arranged. .

  The seedling planting device 8 will be described with reference to an example of a four-row planting configuration. The seedling planting device 8 has a table configuration that circulates in a plane a number of transport cups 21 that can be opened and closed in order to transport and drop received transplant objects to predetermined positions. The left and right transport units 22, 22, and two each for guiding the transplant object dropped from two locations set in the left and right transport units 22, 22, respectively, with a total of four shooters 23, It is comprised from the groove formation part 24 ... of a total of 4 rows arrangement | positioning which drills the groove | channel which each accommodates the transplant object received from each shooter 23 ... in a farm scene.

  Specifically, the left and right transport units 22 and 22 are mounted on the center frame 4 via a transmission gear box 22a, and the circulating feed speed of the transport cups 21 is driven in conjunction with the vehicle speed. Each of the two drop positions is set so that the bottom of the transport cups 21 can be opened.

  Each shooter 23 is inclinedly connected to a funnel port 23a arranged at each dropping position of the left and right transport units 22, 22 to change the distance between the streaks and prevent variation between stocks due to the size of the raccoon. The side swing angle and the tilt angle are supported by the support adjusting portion 23b attached to the head 4 so as to be adjustable. In addition, it is configured to be extendable so that the length can be adjusted according to the angle and planting depth.

  Furthermore, as shown in the enlarged perspective view of FIG. 3, by forming the cross section of the shooter 23 into a V shape, the posture of the transplantation object such as a lacquer seedling is maintained without falling down along the inclined valley line. It is guided to the groove forming portion 24 as it is. Further, an upper surface cover 23c is provided to prevent jumping out from the shooter 23, and the upper surface cover 23c is formed of a transparent material so that the inside can be seen, and is configured to be removable for convenience of cleaning.

  The groove forming portion 24 is a groove-shaped groove cutting means in plan view, and a central groove cutting portion 24b for forming a seedling groove having a groove width suitable for planting a rakcho seedling or the like is provided at a lower portion of the cutting edge. Is attached to the center frame 4 so that the front / rear / left / right position and the vertical position can be adjusted. The mounting position of the groove forming portion 24 is adjusted to the position immediately before the lower end of the shooter 23 by adjusting the support portion 24a.

  The transplanting machine 1 equipped with the seedling planting device 8 having the above configuration transports and drops a transplant object to a predetermined position by the transport units 22 and 22, and the shooter 23 that receives this transports the guide to the groove forming unit 24 by the inclined surface. Thus, since the transplant object is accommodated in the groove formed in the farm scene by the same groove part 24, the operator can easily put the vegetable seedling into the left and right transport parts 22, 22 of the table type configuration. You can transplant and drive vegetable seedlings. In this case, the stock-to-stock adjustment can be performed by the feeding speeds of the transport units 22 and 22.

  In addition, the transplanter 1 can ensure the posture of the transplant object by guiding the shooter 23 of the seedling planting device 8 mounted on the traveling base 4 to the groove forming portion 24 by the inclined surface. A vegetable seedling can be planted in a posture suitable for growth by the seedling planting device 8 having a simple configuration including the shuter 23 and the groove producing portion 24. Further, since the traveling machine body that receives the groove forming moment by the acting force received by the groove forming part 24 is balanced by the counter moment based on the body weight including the operator seated on the seat 6 arranged in front of the transport parts 22 and 22, A sufficient grooving force in the grooving portions 24 can be ensured.

Next, another configuration example of the seedling planting apparatus will be described.
4 and 5 are a side view and a plan view of a transplanter showing a configuration example of another seedling planting apparatus. In the following description, the same members as those described above are denoted by the same reference numerals, and description thereof is omitted.

The transplanter 31 is a configuration example in which a seedling planting device 32 using a belt-type transport unit is mounted on a traveling base similar to the above, and four-row planting is performed by two work seats 6 and 6 arranged in parallel.
This seedling planting device 32 is provided with a conveyor unit 33 by a belt conveyor for the number of planting strips, and each of the conveyor units 33 has the rear side of the machine as a transport direction, and the transport tip is the dropping position of the transplant object. 23 and the groove forming part 24 are provided, and the placing tables 34 for placing the seedlings are arranged between and adjacent to the conveying parts 33 and 33.

  In detail, each conveyance part 33 ... is comprised so that the stability of a rakcho seedling and the inclination angle | corner can be adjusted so that the inclination angle may be adjusted according to an operator's work. The belt feed drive commonly drives the transport units 33 through a single shaft 35 that is linked to the vehicle speed, and the inter-stock distance is adjusted by the feed speed. Further, the slide supports 36 attached to the center frame 4 support the transport units 33 so as to be slidable in the width direction of the machine body, and the shooter 23 is integrated with the transport units 33 for adjusting the spacing. Connected to each other.

  The belt width of each conveyance unit 33 is formed to have a narrow width (for example, 4 cm or less) that prevents the raccoon from falling down, a partition 33a is formed on the conveyance surface of the belt to form a partition, and staggered planting The partition position can be adjusted. In addition, an upper cover 33b is provided in the latter half of the conveyance so that the raccoon does not protrude, and the lower side of the belt is opened, and a receiving container 33c is provided in the lower part of the belt in front of the receiving portion 23a of the shooter 23.

  The transport unit 33 configured as described above moves the belt head toward the front by the partition 33a, so that the belt is transported to the shooter 23 toward the rear of the machine body. Posture is ensured and can be transplanted at a constant pitch. In this case, as shown in the enlarged view of the main part of FIG. 6, the shape of the partition 33 d...

It is a side view of the transplanter which shows one example of this invention. It is a top view of the transplanter of FIG. It is an expansion perspective view of a shooter. It is a side view of the transplanter which shows the structural example of the other seedling planting apparatus. It is a top view of the transplanter of FIG. It is a principal part enlarged view of a conveyance part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 transplanter 2a drive wheel 2b front wheel 3 speed change transmission part 4 center frame (running base)
6 Work Seat 8 Seedling Planting Device 11 Transmission Support Unit 21 Transport Cup 22a Transmission Gear Box 22 Transport Unit 23 Shuta 23b Support Adjusting Unit 24 Grooving Portion 24a Supporting Unit 24b Central Grooving Section 31 Transplanter 32 Seedling Planting Device 33 Transport Part

Claims (1)

In the transplanting machine in which the seedling planting device (8) for planting the transplant object in the field is mounted on the traveling base (4) for traveling in the field,
The seedling planting device (8) conveys the transplant object received and drops it at a predetermined position, and guides the transplant object dropped from the transfer part (22) by an inclined surface. A transplanter comprising a shooter (23) and a groove forming portion (24) for drilling a groove for receiving a transplant object received from the shooter (23) in a field scene.

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