JP5023686B2 - Transplanter - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To solve problems wherein a transplanter necessarily becomes large-sized, because in the transplanter, equipped with an endless belt for conveying seed bulbs and a seat (step) for an operator who supplies seed bulbs, the conveying endless belt is separated from the seat (step), and the operator's fatigue is large and operation efficiency of the operator is lowered. <P>SOLUTION: In the transplanter, an endless seed bulb feeder (2) for conveying seed bulbs to a transplanting apparatus (1), feeding the seed bulbs is supported by a supporting frame (4) providing a space part (3) passed through on the inside to constitute a revolving pathway äR}, and the revolving pathway äR} is constituted so as to be inclined state, when viewed from the side so that the upper pathway (R1) is separated from a seat (7) side and the lower pathway (R2) passes through a position close to the seat (7) side and a step (8), corresponding to the seat (7), is constituted so that the operator's feet placed on the seat (7) can be placed, at a position on the lower side that passes through the space part (3) on the inside of the circling pathway äR}. <P>COPYRIGHT: (C)2008,JPO&amp;INPIT

Description

  The present invention belongs to the technical field of transplanting machines for transplanting transplants such as vegetable bulbs and seedlings to a field.

  Conventionally, transplanting machines for transplanting transplants of bulbs and seed varieties such as seed garlic (in this application, the planted objects such as bulbs and seed varieties are collectively referred to as “seed balls” hereinafter the same shall apply) An invention relating to a bulbous planting machine filed on June 30, 2003 by the applicant of the present application is disclosed in Japanese Patent Application Laid-Open No. 2005-21059. Attached machines are as follows.

  That is, the machine body capable of traveling forward is provided with a transport endless belt 9 that rotates around a horizontal axis provided at a plurality of upper and lower locations, and an elastic belt body 12 that is elastically deformable is provided on the outer peripheral side of the transport endless belt 9, A holding portion 8 for holding a planting object W such as a bulb or a rod is provided on the elastic band 12 at every rotation direction setting interval of the transport endless band 9, and the implantation drum 10 provided on the horizontal axis provided below is provided. When the transport endless belt 9 contacts the upper surface of the ridge U and rotates around the outer periphery, the implantation drum 10 is configured to push the planting object W held by the holding unit 8 into the soil. Further, the multi-cutters 20 and 22 are provided so as to penetrate the transport endless belt 9 from the inner side of the transport endless belt 9 and protrude below the grounding portion of the transport endless belt 9.

The bulb planter describes the effect of the invention as follows: “The planted object W can be reliably pushed into the soil and planted, and can be accurately planted in a certain posture”. is doing.
JP-A-2005-21059

  Conventional transplanters (bulb planters) require an operator to replenish seed balls that will become seeds in the transport endless belt in addition to the operating operator. However, there is a problem that the work efficiency does not increase, and there is a demand for a work form in which a seat is provided on the vehicle body to get on and a seed ball is supplied to the rotating endless belt.

  Conventionally, a transplanting machine equipped with an endless belt that transports seed balls to a planting position below the vehicle body, and a worker's seat and step (or floor) for supplying seed balls to the endless belt and seat ( Steps) are far away from each other and it is difficult to make them close to each other, which inevitably increases the size of the transplanter. Furthermore, according to the conventional configuration, when the seed balls are replenished by continuous work, there is a problem that the worker's fatigue is large and the work efficiency is lowered.

  In contrast, the transplanter according to the present application has an endless seed ball supply device between the seat and the step, and is arranged in a so-called “sandwich” shape to have a compact design, and the supply of seed balls is narrow. Provided is a transplanter that can be arranged as far as possible to significantly reduce worker fatigue and improve work efficiency.

  In order to solve the above-mentioned problems, the invention described in claim 1 is provided with a support frame (4) provided with a space portion (3) penetrating inward, and the support frame (4) is pivoted. The endless supply device (2) is wound around the rotating wheel (5) and is rotated around the circulation path (R), and the supply device (2) transports and supplies the transplant to the transplant device (1). In the side view of the supply device (2), the upper route (R1) of the circulation route (R) passes through a position away from the seat (7) side on the vehicle body (6), and the circulation route (R ) Is formed in an inclined state so that the lower path (R2) passes through a position approaching the seat (7) side, and the foot of the operator sitting on the seat (7) is (R) A seat (with respect to the circuit route (R) so that it can be placed at a position reaching the lower side through the space (3) on the inner side ( ), A step (8) corresponding to the seat (7) is arranged on the opposite side, and the worker sitting on the seat (7) attaches the endless supply device (2) to the rotating wheel. It is possible to put a foot on the space (3) inside the support frame (4) supported via (5) and place the foot on the lower step (8). Therefore, since the transplanter of the present invention has a “sandwich” shape in which the seat (7) is placed behind the supply device (2) and the step (8) is placed close to the front and lower, respectively, The configuration is extremely compact, and it is easy to replenish the seedballs of the worker, and the arrangement is such that fatigue is reduced and work efficiency is increased.

  In the first aspect of the present invention, the seat (7) is disposed close to the upper side and the step (8) is disposed close to the lower position on the front side with the supply device (2) in between. 7) The worker sitting on 7) passes his / her foot through the space (3) of the support frame (4) supporting the endless seed ball supply device (2), and immediately below the step (8). ). As described above, the present invention is characterized in that the transplanter has a very compact design, and the front-rear interval is shortened to make the machine smaller. The present invention is characterized in that the operator can sit at a position close to the supply device (2) and the position of the foot is close and stable, so that the replenishment work of the seed ball is extremely easy and easy to perform, and there is little fatigue. Furthermore, there is an excellent feature that the work efficiency is greatly improved from the viewpoint of layout.

Embodiments of the present invention will be specifically described below with reference to the drawings.
First, as shown in FIGS. 1 and 2, the transplanter is provided with a pair of left and right front wheels 10 and 10 and a rear wheel 11 and 11 on a vehicle body 6, and a steering handle 12 on a rear portion. It is set as the structure which has the transplanting apparatus 1 which consists of the planting rod 14 which is connected with the up-and-down moving mechanism 13 which raises / lowers and moves up / down.

  And as shown in the drawing, the rear wheels 11 and 11 are supported and extended freely up and down from both sides of the transmission case 16 connected to the front side of the engine 15 mounted on the rear side so as to be able to move up and down freely. The transmission chain cases 17 and 17 are configured to be pivoted on the front part. In this case, the rear wheels 11, 11 are connected to the operating arms 18, 18 connected to the base side of the transmission chain cases 17, 17 whose top side moves up and down with the base as a rotation fulcrum. Although a hydraulic cylinder 20 is provided between the connecting frame 19 connecting the arms 18 and 18 and the vehicle body 6 side to move up and down, detailed description is omitted.

  Next, as shown in FIG. 1 and FIG. 2, the seed ball supply device 2 is composed of an endless belt 21, a support frame 4, and a wheel (pulley) 5. A support frame 4 that is framed so as to have a state space 3 is formed. As shown in the drawing, the support frame 4 is inclined with four wheels 5a (driving wheels), 5, 5, and 5 being pivoted at the four corners (corners), with the upper part at the front and the lower part at the rear. It is configured to be supported at a position close to the front part on the vehicle body 6. In this case, the seed ball supply device 2 forms a circular path R around which the endless belt 21 rotates, and the upper side is an upper path R1 and passes through the front side away from the seat 7 side on the vehicle body 6 described later. The lower side is moved downward as the lower path R2 and is arranged in an inclined state in a side view of the transplanter so as to pass through a position approaching the seat 7 side.

  Then, as shown in FIGS. 3 and 4, the seed ball holding unit 22 is arranged and attached at set intervals in order to hold the seed balls on the outer surface of the endless belt 21. In this case, holding arms 22a and 22b are provided before and after the traveling direction (the rotational direction of the endless belt 21) so that the seed balls can be held and held during movement, and loaded from the side of the traveling direction (in the upper path R1). Replenishment) and removal (the planting rod 14 is taken out in the lower path R2). Then, as shown in a side view in FIG. 4, both the holding arms 22 a and 22 b are provided with a brush 23 on the inner side, and can be held without damaging the seed ball. Further, as shown in FIGS. 3 and 4, the seed ball holding unit 22 is formed with a positioning groove 24 on the endless belt 21 side of the base in order to always hold the loaded seed ball in a certain direction. It is configured to maintain the correct planting posture.

  The endless belt 21 has an engagement recess 25 (FIG. 3) on the inner side because the driving wheel 5a (lower left side) is a claw wheel among the four corners (corners). Are provided at regular intervals.

  Next, as shown in FIGS. 1 to 5, the planting rod 14 is endless in the lower path R <b> 2 of the seed ball supply device 2 that holds and transports the seed ball inside the seed ball holding unit 22. It is set as the structure arrange | positioned in the relationship position which approaches from the side of the belt | band | zone 21 and rushes into. The planting rod 14 has holding claws 26, 26, 26 arranged so that the tip portion can be held at three points, and is seeded into the seed ball holding part 22 from the side and held inside. The ball is held and held by the three holding claws 26, 26, 26, and is taken out and can be planted in a farm field below. The planting rod 14 of the embodiment has a structure in which the holding claws 26, 26, 26 and the periphery of the tip portion are coated with rubber or a synthetic resin material so as not to damage the grasped seed ball. Devised.

Next, the transmission configuration of the transplanter will be described.
First, as shown in the drawing, the planting transmission device 28 is provided with a lateral transmission case 29 on the upper side of the vehicle body 6 extending in the front-rear direction at the center position in the left-right direction at the rear position of the seed ball supply device 2. It is set as the structure which has arrange | positioned the planting support transmission frame 30 drooping downward toward the both sides. The planting transmission devices 28 on both the left and right sides are configured to move up and down while drawing the planting trajectory T up and down with the vertical movement device 13 already described, and planting operation. The transmission case 29 is configured such that rotational power is transmitted from the transmission case 16 on the engine 15 side by the universal joint shaft 31 and is transmitted to the planting support transmission frames 30 on both the left and right sides.

  As shown in FIGS. 1 and 2, the supply transmission device 32 is attached to the left end portion of the lateral transmission case 29 extending further to the left from the left planting support transmission frame 30, and the transmission shaft obliquely downward. 33 is protruded and input to the driving wheel 5a.

  In this way, the transplant device 1 (planting rod 14) and the seed ball supply device 2 (endless belt 21), as described above, from the transmission case 16 to the joint shaft 31, the transmission case 29, and the planting transmission device 28. The planting support transmission frame 30 is transmitted via the supply transmission device 32 and operates in a related manner under a predetermined timing. In the case of the embodiment, as shown in the drawing, the planting depth adjusting lever 35 and the main clutch lever 36 are seats 7 and 7 arranged on the left and right (note that the seat 7 and the step 8 are the main parts of this application). Since it is a necessary component, it will be described below. Therefore, both the levers 35 and 36 have an advantage that they can be operated immediately from the left and right seats 7 and 7, and are extremely convenient and have a feature that does not become an obstacle to getting on and off the operator. Reference numeral 38 denotes a boarding / alighting step.

Next, the arrangement configuration of the seats 7 and 7, the step 8, and the seed ball supply device 2 will be described.
First, as shown in FIGS. 1 and 2, the seats 7 and 7 are respectively attached to the upper portions of the seat support rods 37 that extend upward with the bases fixed to the upper portions of the planting support transmission frames 30 and 30. It is configured so that it can be attached and the operator can sit forward. Then, as can be seen from the drawings, the seats 7 and 7 are arranged close to the upper position of the lower path R2 of the seed ball supply device 2 provided in a forwardly inclined state in a side view, and the corresponding step 8 is performed as a seed. It is configured to be positioned below the ball supply device 2. In this case, step 8 is a state in which the feet of the worker sitting on the seats 7 and 7 are inserted into the inner space portion 3 of the circulation path R formed by the seed ball supply device 2 as shown in FIG. Therefore, it is arranged so that it can be placed at a position that passes through the lower side and protrudes downward.

  In other words, the arrangement of the three of the seats 7 and 7, the step 8, and the seed ball supply device 2 (circulation route R) is sandwiched in a so-called “sandwich” shape. When sitting on 7 and placing the foot on step 8, the foot and the seed ball supply device 2 (circulation route R) cross each other in a side view.

  As shown in FIG. 1, the seed ball holder 40 is provided on the front side of the upper route R1 of the circulation route R including the seed ball supply device 2, and can be easily reached by an operator sitting on the seat 7. It is configured. Further, as shown in the drawing, the seed ball carrier 41 has a configuration in which a receiving frame 42 is provided so as to be placed immediately behind the seat 7.

  With such a configuration, the worker puts the seed ball in the seed ball holder 40 during the work and prepares the seed ball prepared before the work for the seed ball of the seed ball supply device 2 that circulates the upper path R1. The transplanting operation is performed continuously while being loaded into the holding unit 22 one by one. The seed ball holder 41 is a spare seed ball holder, and can be replenished to the seed ball holder 40 during operation or interruption.

  In the transplanter configured as described above, the seat 7 is placed on the upper side behind the seed ball supply device 2 and the step 8 is placed close to the front lower position. The foot is designed to be compact enough to allow one's feet to be placed in the space 3 of the support frame 4 inside the endless seed ball supply device 2 and placed on the lower step 8. As described above, the transplanter of the example is an excellent one that shortens the front-rear distance to make a small machine, and the operator can sit at a position close to the seed ball supply device 2 and the position of the foot. Since it is close and stable, the seedball replenishment work is very easy and easy to perform, and there is a feature of less fatigue. Further, the work efficiency is greatly improved in terms of layout.

Next, a few examples will be described.
The embodiment shown in FIG. 6 is configured by dividing the seed ball supply device 2 into two stations while being four-row planted like the transplanter shown in FIG. As shown in the drawing, the left and right / separate seed ball supply devices 2 and 2 according to this embodiment are supplied to the left and right ends of a transmission case 29 extending outward from the planting support transmission frames 30 and 30, respectively. 32 and 32 are mounted, and the left and right drive wheels 5a are transmitted by the transmission shaft 33. In this way, the two seed ball supply devices 2, 2 consisting of two left and right systems transmit power to the supply transmission device 32 via the one planting transmission device 28 and supply from the other planting transmission device 28. Since it is the structure which transmits the apparatus 2, if one clutch is cut | disconnected, there exists the characteristic which can plant 2 row | line | plants by one person work.

  Next, the embodiment shown in FIGS. 7 to 9 is configured such that the transplanter can be detachably connected to the tail wheel frame 45 attached to the tractor or the like. The tail wheel frame 45 is connected to the rear portion of the rotary tiller 46, and is configured to move forward by being pulled by a tractor (not shown). The transplanter has a configuration in which connection links 49 and 49 are provided on the front portion of the main frame 48 and on both the left and right sides so as to be tractable.

  8 and 9, the container table 50 and the container 51 are arranged on the upper front side of the upper path R1 of the seed ball supply device 2, and the container 51 is transferred onto the container table 50. The arrangement is such that an operator sitting on the seat 7 can replenish the seed ball supply device 2 with seed balls.

  7 to 9, reference numeral 52 denotes a motor which transmits power to the planting transmission device 28 of the planting support transmission frame 30 and the supply transmission device 32 on the left end to supply the planting basket 14 and the seed ball. The apparatus 2 is driven.

  In this way, the transplanter can be manufactured as a dedicated machine (configuration described based on FIG. 1 to FIG. 6), but as an attachment (configuration described after FIG. 7), work such as a tractor can be performed. It is also possible to manufacture the vehicle so that it can be freely attached to and detached from the vehicle.

Side view of transplanter Top view of transplanter Side sectional view of the seed ball supply device showing the action of the planting ridge Cutting side view of seed ball holder Top view of planting fence Top view of transplanter having double seedball supply device Top view attached to the tail wheel frame as an attachment Attachment side view The top view of an attachment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Transplant device 2 Seed ball supply device 3 Space part 4 Support frame 5 Roller wheel 5a drive wheel 6 Car body 7 Seat 8 Step 14 Planting basket 22 Seed ball holding part R Circumferential route R1 Upper route R2 Lower route

Claims (1)

  A support frame (4) provided with a space portion (3) penetrating inward is provided, and an endless supply device (2) is wound around a rotating wheel (5) pivoted on the support frame (4). (R) is configured to circulate, and the supply device (2) is configured to convey and supply the transplant to the transplant device (1). In the side view of the supply device (2), the circulation path (R) The upper route (R1) passes through a position away from the seat (7) side on the vehicle body (6), and the lower route (R2) of the circuit route (R) passes through a position approaching the seat (7) side. The circumference path (R) is formed in an inclined state, and the operator's foot sitting on the seat (7) is placed at a position where the leg reaches the lower side through the space (3) inside the circumference path (R). A step (8) corresponding to the seat (7) is arranged on the side opposite to the seat (7) with respect to the circuit route (R). Machine.

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