JPH0619409U - Transplanter seedling feeder - Google Patents

Abstract

(57) [Summary] [Purpose] When the soil-grown seedlings raised in the vertical and horizontal pots of the seedling box are fed vertically, the seedling entanglement is separated. [Structure] The seedling A of the pot section 22 is provided with a divider acting section 69 that divides the seedling A in the horizontal direction from the plant base side toward the tip of the leaf section along with the vertical feed before reaching the pushing means 7.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a seedling feeding device for a transplanter.

[0002]

[Prior art]

 As a transplanter for transplanting potted seedlings of vegetables, etc., a seedling box equipped with a large number of pots in vertical and horizontal directions is loaded into the curved seedling box guiding means, and the seedling box vertical feeding means guides the seedling box to the seedling box. The seedlings in the horizontal row of pots in this seedling box are extruded onto the transversal feeding means by the seedling extruding means and intermittently fed from the upper side to the downside along the means. Those in which seedlings are supplied one by one to a planting means and planted are known, for example, in Japanese Patent Publication Nos. 57-22282 and 57-22288.

In this type of transplanter, soil-grown seedlings are grown in pots provided in a large number of rows and columns, and since the leaf age is growing, it is also excellent in rooting ability and growth after planting. ing.

[0004]

[Problems to be solved by the device]

 However, since the leaf ages are growing and arranged in large numbers in the vertical and horizontal directions, adjacent leaf parts may be lying down and entangled with each other. There were problems such as it was difficult to drop them one by one, and leaf breakage occurred.

In view of the above-mentioned situation, the present invention ensures that when the seedlings are vertically fed by the vertical feeding means, the leaves of the seedlings are erected and divided in the horizontal direction so that the seedlings can be reliably separated one by one. The purpose is to solve the above-mentioned problems by putting it in a state.

[0006]

[Means for Solving the Problems]

 The present invention is provided with a seedling box vertical feeding means 6 for feeding one seedling box 15 downwardly and upwardly along a seedling box guiding means 5 which is formed by bending a seedling box 15 having a large number of pot portions 22 vertically and horizontally. In the seedling feeding device of the transplanter, which is provided with seedling pushing means 7 for pushing the seedlings A in the horizontal row of pots 22 and which is provided with horizontal feeding means 8 for receiving the pushed horizontal seedlings A in the horizontal direction, In order to achieve the above-mentioned purpose, the following technical measures are taken.

That is, according to the present invention, the seedling A of the pot portion 22 is provided with a divider acting portion 69 that divides the seedling A in the horizontal direction from the root side toward the tip of the leaf portion as it advances to the extruding means 7. It is what you have.

[0008]

[Action]

 At the time of transplantation work, the seedling box guiding means 5 formed in a curved shape is loaded with the seedling box 15 in which the soil-grown seedling A is grown vertically and horizontally. The seedling box 15 is intermittently fed from the upper side to the lower side by one pitch by the seedling box vertical feeding means 6, and the earthed seedlings A in the pots 22 in a horizontal row are pushed out by the seedling pushing means 7 onto the horizontal feeding means 8. go. Then, the lateral feeding means 8 laterally feed the soil-grown seedlings A one pitch at a time.

In this case, the soil-grown seedlings A in which the leaves are entangled by being laid down at the pot 22 in the vertical feeding stage are separated from the root side toward the tip of the leaves, and the seedling action portion 69 As a result, the adjacent leaf portions are divided in the horizontal direction such that they are erected as the vertical feeding progresses.

[0010]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings. In FIG. 7 and FIG. 8 showing the entire transplanter, 1 is a field ridge, and this ridge 1 is covered with a multi-film 2. Transplanter 3 is designed to run across the area. The transplanter 3 is of a walk type and comprises a seedling box guiding means 5, seedling box vertical feeding means 6, seedling pushing means 7, lateral feeding means 8 and planting means 9 on one side of the rear part of the machine body 4.

The airframe 4 has front wheels 10 on one side of the front end and rear wheels 11 on both sides of the rear part, and is capable of driving by driving the rear wheels 11 by the power of an engine 12 mounted in the center. The engine 12 further transmits power to the drive parts 13 such as the seedling box vertical feeding means 6, the seedling pushing means 7 and the lateral feeding means 8, and the handlebar 14 is provided on the rear wheel center side of the machine body 4. .

The seedling box guide means 5 guides the seedling box 15 from the upper side to the lower side. As shown in FIGS. 1 to 3, a guide bottom plate 16 curved in an arc shape and the guide bottom plate 16 are formed. The guide bottom plate 16 is provided on both left and right sides and has an inverted L-shaped cross section. The guide bottom plate 16 ends at the time of the pushing means 7. The lower side of the pushing means 7 is an open portion 18, and the guide side plate 17 is formed. It also extends to the left and right sides of the opening 18.

Further, a pair of left and right inner rails 19 are curvedly formed above the guide bottom plate 16 and between the guide side plates 17, and the inner rails 19 are inserted into the gaps 15A between the pot portions of the seedling box 15, The inner rail 19 is extended also to the open portion 18, and a pair of left and right outer rails 20 are attached to the front surface of the open portion 18 opposite to the inner rail 19 via horizontal bars 21. The seedling box 15 is made of thin plastic and has a large number of pits 22 vertically and horizontally as shown in FIGS. 3A and 3C, and the flanges on both the left and right sides are vertically fed to the same pot as the pot 22. A hole 23 is formed.

The feed hole 23 is provided so as to coincide with the center of the pot portion 22, and an extrusion hole 24 is formed at the bottom of each pot portion 22. As shown in FIG. 3B, each pot portion 22 has a rectangular opening edge, and is substantially circular from the middle to the bottom of the pot depth direction. In addition to making it better, it also has a rectangular part to prevent rolling.

Therefore, the flexible seedling box 15 is loaded by inserting the skimmer 15A into the pair of left and right inner rails 19 and inserting the left and right ends into the guide side plates 17, and the bottom of the pot part 22 is the guide bottom plate. 16 is guided so as to slide on, and below the extruding means 7, clogging of dirt such as dirt and roots is eliminated through an opening 18 and the dirt is bent downward and sent. While being placed on the back side of the seedling box 15, it is designed to be guided to the field through the inner and outer rails 19 and 20.

The seedling box vertical feeding means 6 intermittently vertically feeds the seedling boxes 15 loaded in the seedling box guiding means 5 one pitch at a time from the upper side to the lower side. A horizontal row of soiled seedlings A is simultaneously extruded onto the transverse feeding means 18, and these means 6, 7 are located inside the curved part of the seedling box guiding means 5 and the seedling pushing means 7 is at the center and on both left and right sides thereof. The seedling box vertical feed means 6 are arranged in the respective positions.

The seedling box vertical feed means 6 is a horizontal horizontal rotation shaft inserted into and supported by a pair of left and right support plates 26 standing on a frame 25 attached to the machine body 4 as shown in FIGS. 1, 2 and 4. The feeding arm 28 is provided at both ends of the feeding arm 28, and a regulating claw 32 pivotally supported by a pin 29 is provided at the tip of the feeding arm 28. The feeding claw 30 and the regulating claw 32 are the feeding hole 23 of the seedling box 15 and the guide side plate. It is connected to the long hole 17A formed in 17.

That is, the feed arm 28 swings in the vertical direction by the rotation of the rotating shaft 27 to intermittently feed the seedling boxes 15 by one pitch in the vertical direction by the feed pawls 30 and feed them by the regulation pawls 32 after the intermittent feed. It is stopped and positioned. To transmit power to the rotating shaft 27, the cam 33 of the driving unit 13 is brought into contact with the cam roller 36 of the cam lever 35 movably supported on the support shaft 34, and the cam lever 35, the end arm 37 of the rotating shaft 27, and the rod. The feed arm 28 is swingable up and down via 38 or the like. The rod 38, the feed claw 30 and the like may be provided with a return spring (not shown).

As shown in FIGS. 1, 2 and 4, the seedling extruding means 7 is provided with the same number of extruding rods 39 as the number of pots 22 in a horizontal row of the seedling box 15, and the extruding rods 39 are forward of the extruding frame 40. The push-out frame 40 slides on the pair of left and right guide rods 41. A rotary shaft 42 is inserted into and supported by a pair of left and right support plates 26, and a pair of left and right arms 43 attached to the rotary shaft 42 and the pushing frame 40 are connected by a pair of left and right link rods 44. When the arm 43 swings in the direction of arrow B in FIG. 1, the push-out frame 40 slides on the guide rod 41 via the link rod 44 to project the push-out rod 39 from the hole 24 of the pot portion 22 and to attach a horizontal row of soil. The seedling A is adapted to be extruded onto the transverse feeding means 8.

The rotating shaft 42 has an end arm 45, and the end arm 45 and the driving part 13 are interlockingly connected by a rod 46 as shown in FIG. In FIGS. 4A and 4B, a cam lever 48 having a feeding cam roller 47 is pivotally supported on the support shaft 34, and a free cam lever 50 having a returning cam roller 49 adjacent to the cam lever 48 is provided in a two-forked manner. The free cam lever 50 can come into contact with a bolt 51 attached to the feed cam lever 48.

A feed cam 54 and a return cam 55 are arranged side by side on a driving shaft 53 having a drive gear 52 and the like, and are keyed. A cam roller 47 is rotated by the feed cam 54 and a cam roller 49 is rotated by the return cam 55. Abut freely. The rod 46 that interlocks and connects the cam lever 48 and the end arm 45 is provided with a tubular body 58 having a ball 57 pressed by a spring 56 in the middle thereof, and a circumferential groove 59 that engages with the ball 57 is provided in the tubular body 58. It is equipped with a rod, and the balls 57 and the like are used as a safety measure.

That is, when the cams 54, 55 rotate in the direction of arrow C by the rotation of the driving shaft 53, the projecting cam portion 54A of the feed cam 54 kicks the cam roller 47, which causes the cam lever 48 to swing in the direction of arrow D to move the rod. 46, and thereby pushes the push rod 39 forward in the B direction.On the other hand, the cam roller 49 of the free cam lever 50 drops into the concave cam portion 55A of the cam 55, and after pushing the push rod 39 forward, the concave cam portion 55A At the end, the cam roller 49 is kicked, the cam lever 48 is swung in the direction of arrow D1 via the bolt 51, and the pushing rod 39 is sent in the direction B1 via the rod 46.

Therefore, the push-out rod 39 is forcedly fed by a cam or the like in both forward and backward movements, whereby even if the push-out rod 39 is caught in the hole 24 or the like of the pot portion 22, the push-out rod 39 can be forcedly pushed and pulled. When the axial force applied to the rod 46 exceeds the engaging force between the ball 57 and the circumferential groove 59, the ball 57 is disengaged from the circumferential groove 59 and the rod 46 is freed to ensure safety. The lateral feeding means 8 receives the seedlings A extruded from the pots 22 in a horizontal row by the extruding rods 39 of the seedling extruding means 7 and intermittently supplies them to the planting means 9, one by one. 2, shown in FIGS. 5 and 6.

That is, the lateral feed means 8 wraps the chain 62 between the pair of left and right sprockets 60, 61, and pivotally supports the bracket 63 of the chain 62 to swing the seedling receivers 64 by the pins 65 at regular intervals. And is biased by a spring 66 to incline. On the other hand, an oval guide plate 67 is provided near the rear of the chain 62 in the longitudinal direction of the chain, and the seedling receiver 64 is slidably contacted on the oval guide plate 67 while being urged by a spring 66. The circular guide plate 67 has a cutout portion 68 at the delivery end.

Therefore, when the seedlings A in a horizontal row are received, the chains 62 are intermittently fed by the power from the thick-moving portion 13 so that the seedlings A on the seedling receiver 64 are intermittently fed one by one to form the cutouts 68. It is supplied to the planting means 9 through the inclination of the seedling receiver 64 according to the above, and the soil-bearing seedling A is transplanted to the ridge 1 as shown in FIG. In addition, 1 row will be transplanted to the ridge 1 in the outward process, and 2 rows will be transplanted in the subsequent process. Then, during the time when one horizontal row of seedlings is horizontally fed, the seedling box vertical feeding means and the pushing means are at rest, and after all the horizontal row of seedlings have been horizontally fed, the seedling box vertical feeding means is set as described above. It is made to work, and it is repeated to extrude one horizontal line by the extruding means.

In the pot portion 22 of the seedling box 15, soil-bearing seedlings A are bred, and the soil-bearing seedlings A are entwined with each other when the leaf portions A1 are lying down, and are extruded to the transverse feed means 8. There is a possibility that the leaf portion A1 may be cut off or may be cut off when it is supplied to the planting means 9. Therefore, in the embodiment of the present invention, the divider acting portion 69 is detachably attached to the frame 70 of the transverse feeding means 8 and the like, and the leaf portion A1 is raised from the root side toward the tip of the leaf portion during vertical feeding. The separating means 71 is provided.

The divider action portion 69 of the separating means 71 is arranged in a comb shape with a space 72 so as not to interfere with the seedlings A on the lateral feeding means 8 and is extruded to divide the leaf portion A1 in the lateral direction as the vertical feeding progresses. It is provided just before the means 7.

[0028]

[Effect of device]

 The present invention is as described above, and when the seedling box 15 is vertically fed and the horizontal row of soil-bearing seedlings A is transferred to the horizontal feeding means 8 by the pushing means 7, the seedlings A in the pot portion 22 of the seedling box 15 are fed. Since there is a divider action section 69 that divides it in the horizontal direction from the root side toward the tip of the leaf as it advances longitudinally before reaching the pushing means 7, even if the leaf section A1 is entangled, Since they are reliably separated, they can be transplanted accurately one by one without causing leaf breakage.

[Brief description of drawings]

FIG. 1 is a side sectional view of an embodiment of the present invention.

FIG. 2 is a plan sectional view of the same.

FIG. 3 is an overall perspective view A of a seedling box unit, a perspective view B of a pot portion, and a plan view C of a seedling box vertical feed means.

FIG. 4 is a side view A and a front view B of the driving unit of the pushing-out means.

FIG. 5 is an overall front view of a lateral feed unit.

FIG. 6 is an enlarged view of a main part of a lateral feed unit.

FIG. 7 is an overall plan view of the transplanter.

FIG. 8 is likewise an overall side view.

FIG. 9 is a proof diagram of a planted state.

[Explanation of symbols]

 5 Seedling Box Guide Means 6 Seedling Box Vertical Feeding Means 7 Seedling Pushing Means 8 Seedling Horizontal Feeding Means 15 Seedling Boxes 22 Pots 69 Divider Action Parts

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Shotaro Inoue 879-4 Sunagome, Takizawa, Takizawa-mura, Iwate-gun, Iwate Prefecture Kenji Nosaka 1-3-2, Kusu-cho, Sakai-shi, Osaka (72) Inventor Fukutaka Yasushi 1779-3 Ikedashitamachi, Izumi City, Osaka Prefecture Family Plaza Komeiike 1-304 No. 1 (72) Inventor Moto Nishio 1044 Kusumachi Nishi, Kawachinagano City, Osaka Prefecture

Claims (1)

[Scope of utility model registration request] 1. A seedling box (1) provided with a large number of pot portions (22) vertically and horizontally.
A seedling box vertical feed means (6) for feeding one pitch downward from above along a seedling box guide means (5) formed by curving 5) is provided, and a pot portion (22) in a horizontal row in the seedling box (15). In the seedling feeding device of the transplanter, which is equipped with a seedling pushing means (7) for pushing out the seedlings (A) of the above, and a lateral feeding means (8) for receiving and pushing laterally one row of the pushed seedlings (A). , Divider action part (6) that divides seedlings (A) in the pot part (22) laterally from the root side to the tip of the leaf part as the vertical feed progresses (6)
A seedling feeding device for a transplanter, which is provided with 9) before reaching the extruding means (7).