JP2623101B2 - Point sowing machine - Google Patents
Point sowing machineInfo
- Publication number
- JP2623101B2 JP2623101B2 JP62301175A JP30117587A JP2623101B2 JP 2623101 B2 JP2623101 B2 JP 2623101B2 JP 62301175 A JP62301175 A JP 62301175A JP 30117587 A JP30117587 A JP 30117587A JP 2623101 B2 JP2623101 B2 JP 2623101B2
- Authority
- JP
- Japan
- Prior art keywords
- seed
- suction nozzle
- guide cylinder
- rubbing surface
- container
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Sowing (AREA)
Description
【発明の詳細な説明】 ［産業上の利用分野］ この発明は、点播機に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a spot seeder.
［従来の技術］ 育苗箱内に規則正しく多数個配列された植物栽培用ブ
ロツクの中心部に、あるいは育苗箱内に所定間隔で形成
された多数個のプラグ中に、それぞれ自動的に１〜２個
の種子を正確に点播できる点播機は従来存在しなかつ
た。[Prior Art] One or two pieces are automatically placed in the center of a plant cultivation block regularly arranged in a seedling box or in a large number of plugs formed at predetermined intervals in a seedling box. There has not been a point seeder capable of accurately seeding the seeds of the seedling.
［発明が解決しようとする問題点］ この発明は、前記問題点にかんがみてなさらたもので
コンベヤにより搬送される育苗箱の上方に配設され、該
育苗箱内に所定間隔で１〜２個の種子を正確に点播でき
る点播機を提供することを目的とするものである。[Problems to be Solved by the Invention] According to the present invention, there is provided a seedling box disposed above a seedling box that is conveyed by a conveyor and is provided with a predetermined number of seedling boxes at predetermined intervals. It is an object of the present invention to provide a point sowing machine that can accurately sow seeds.
［問題点を解決するための手段］ この発明は図面に示すように、コンベヤ１により搬送
される育苗箱２の上方に配設され該育苗箱２内に所定間
隔で種子Ｓを点播する点播機４であつて、機枠4aにそれ
ぞれ設けられた種子容器７と、該種子容器７の上方に配
置され種子吸着ノズル13を突設した所定範囲Ａ往復回動
する真空弁装置８と、前記種子容器７の傍らに配置され
所定範囲上下動する種子案内筒16と、前記真空弁装置８
の往復回動及び種子案内筒16の上下動をそれぞれ行なわ
せる駆動手段14とから構成され、平坦擦動面9c付固定部
９に突設した中心軸11に軸支した平坦擦動面12c付回動
部12を固定部９に対して擦動する如く構成し、回動部12
の半径方向に突設した唯１本の吸着ノズル13の通気路13
bを回動部12擦動面12cに開口させ、吸着ノズル13の種子
吸着位置Ｐから種子放出位置Ｑの直前に至る範囲におい
ては前記開口13aが負圧源に通じる負圧凹部9aを固定部
擦動面9cに設けると共に、吸着ノズル13の種子放出位置
Ｑにおいては前記開口13aが正圧源に通じる正圧凹部9b
を固定部擦動面9cに設けることにより前記真空弁装置８
を構成し、 ステツピングモーター14aの往復回動によつて前記吸着
ノズル13を種子吸着位置Ｐから種子放出位置Ｑまで往復
回動させ、而もステツピングモーター14aの往復回動す
るクランク14dに設けた突起14cを上下動する種子案内筒
16に結合した横溝材14bの溝孔に係合させ、 前記吸着ノズル13の先端に前記種子容器７内の種子Ｓを
吸着した後、該種子Ｓを前記種子案内筒16内に落下させ
るものである。[Means for Solving the Problems] As shown in the drawings, the present invention is a point seeder that is disposed above a seedling box 2 conveyed by a conveyor 1 and that seeds seeds S into the seedling box 2 at predetermined intervals. 4, a seed container 7 provided on the machine casing 4a, a vacuum valve device 8 disposed above the seed container 7 and reciprocating in a predetermined range A having a seed suction nozzle 13 protruding therefrom; A seed guide cylinder 16 arranged beside the container 7 and moving up and down within a predetermined range;
And a driving means 14 for respectively performing reciprocating rotation and vertical movement of the seed guide cylinder 16, and having a flat rubbing surface 12 c supported on a central shaft 11 protruding from the fixed portion 9 with a flat rubbing surface 9 c. The rotating part 12 is configured to rub against the fixed part 9,
Air passage 13 of only one suction nozzle 13 protruding in the radial direction of
b is opened on the rubbing surface 12c of the rotating portion 12, and in a range from the seed suction position P of the suction nozzle 13 to immediately before the seed discharge position Q, the opening 13a fixes the negative pressure recess 9a communicating with the negative pressure source to the fixing portion. In the rubbing surface 9c, at the seed discharge position Q of the suction nozzle 13, the opening 13a has a positive pressure recess 9b communicating with a positive pressure source.
Is provided on the rubbing surface 9c of the fixed portion, so that the vacuum valve device 8 is provided.
The suction nozzle 13 is reciprocated from the seed suction position P to the seed release position Q by reciprocating rotation of the stepping motor 14a, and is also provided on the reciprocating crank 14d of the stepping motor 14a. Seed guide tube that moves up and down the projection 14c
After engaging the seed S in the seed container 7 with the tip of the suction nozzle 13 by engaging with the slot of the horizontal groove member 14b connected to the seed 16, the seed S is dropped into the seed guide cylinder 16. is there.
［実施例］ １はベルトコンベヤやローラーコンベヤ等によりなる
コンベヤである。２は該コンベヤ１上に載せられて所定
速度で搬送される育苗箱で、内部に多数個の植物栽培用
ブロツク３が規則正しく配列されている。４は育苗箱２
の上方に配設された点播機で、機枠4aに設けられた支持
棒５に支持台６を取付け、該支持台６上に種子容器７を
配置している。また機枠4aには種子容器７上に配置され
た短円筒状の真空弁装置８が取付られている。Example 1 is a conveyor including a belt conveyor, a roller conveyor, and the like. Numeral 2 is a seedling box placed on the conveyor 1 and conveyed at a predetermined speed, in which a number of plant cultivation blocks 3 are regularly arranged. 4 is a nursery box 2
A support stand 6 is attached to a support rod 5 provided on a machine frame 4a by a point seeder disposed above the above, and a seed container 7 is disposed on the support stand 6. A short cylindrical vacuum valve device 8 disposed on the seed container 7 is attached to the machine frame 4a.
真空弁装置８は第２図及び第３図に示すように、平坦
擦動面9c付固定部９に突設した中心軸11に軸支した平坦
擦動面12c付回動部12を固定部９に対して擦動する如く
構成し、回動部12の半径方向に突設した唯１本の吸着ノ
ズル13の通気路13bを回動部12擦動面12cに開口させ、吸
着ノズル13の種子吸着位置Ｐから種子放出位置Ｑの直前
に至る範囲においては前記開口13aが負圧エアパイプ10a
に通じる負圧凹部9aを固定部擦動面9cに設けると共に、
吸着ノズル13の種子放出位置Ｑにおいては前記開口13a
が正圧エアパイプ10bに通じる正圧凹部9bを固定部擦動
面9cに設けることにより構成されている。As shown in FIGS. 2 and 3, the vacuum valve device 8 has a rotating portion 12 with a flat rubbing surface 12c supported on a central shaft 11 protruding from a fixing portion 9 with a flat rubbing surface 9c. 9, the air passage 13 b of only one suction nozzle 13 protruding in the radial direction of the rotating part 12 is opened in the rotating part 12 rubbing surface 12 c. In the range from the seed adsorption position P to immediately before the seed release position Q, the opening 13a is connected to the negative pressure air pipe 10a.
A negative pressure concave portion 9a communicating with the fixing portion sliding surface 9c is provided,
At the seed discharge position Q of the suction nozzle 13, the opening 13a
Is provided by providing a positive pressure concave portion 9b communicating with the positive pressure air pipe 10b on the fixed portion rubbing surface 9c.
そして、回動部12は機枠4aに取付けられたステツピン
グモーター14a等よりなる駆動手段14によりベルト15を
介して矢印Ａの所定範囲を往復回動することができる。
また、前記種子容器７の傍らに種子案内筒16が支持筒17
を介して上下動可能に配設され、受口16aを有する種子
案内筒16の上端は前記駆動手段14の横溝材14bに支杆18
を介して結合し該横溝材14bの溝孔にステツピングモー
ター14aの回転軸に設けたクランク14dの突起14cを係合
している。負圧エアパイプ10a及び正圧エアパイプ10bの
他端はそれぞれ負圧源及び正圧源即ち真空ポンプの負圧
口及び正圧口に接続している。The rotating unit 12 can reciprocate in a predetermined range indicated by an arrow A via a belt 15 by a driving unit 14 including a stepping motor 14a attached to the machine frame 4a.
In addition, beside the seed container 7, a seed guide tube 16 is provided with a support tube 17.
The upper end of the seed guide cylinder 16 having a receiving port 16a is disposed on the horizontal groove member 14b of the driving means 14 so as to be vertically movable.
And a projection 14c of a crank 14d provided on the rotation shaft of the stepping motor 14a is engaged with the groove of the lateral groove member 14b. The other ends of the negative pressure air pipe 10a and the positive pressure air pipe 10b are connected to a negative pressure source and a positive pressure source, that is, a negative pressure port and a positive pressure port of a vacuum pump, respectively.
［作用］ 駆動手段14のステツピングモーター14aが往復回動す
ると真空弁装置８の回動部12が回動し吸着ノズル13は垂
直位置Ｐでその基端が固定部９の負圧凹部９に連通する
ため吸着ノズル13先端に種子Ｓを吸着する。そして、回
動部12が位置Ｑまで回動したとき、その基端が固定部９
の正圧凹部9bに連通してノズル13先端の種子Ｓが放出さ
れて種子案内筒16の受口16a内に落下し育苗箱２内のブ
ロツク３の十文字口に搬送される。この播種動作とコン
ベヤ１の搬送速度とはコンピユータ制御されており各ブ
ロツク３に確実に播種される。また前記支持台６は振動
発生器により振動するため種子容器７内の種子Ｓは塊に
ならないで効率よく吸着ノズル13に吸着される。[Operation] When the stepping motor 14a of the driving means 14 rotates reciprocally, the rotating portion 12 of the vacuum valve device 8 rotates, and the suction nozzle 13 is at the vertical position P and its base end is in the negative pressure recess 9 of the fixed portion 9. The seed S is sucked to the tip of the suction nozzle 13 for communication. When the rotating part 12 is rotated to the position Q, the base end thereof is fixed to the fixing part 9.
The seed S at the tip of the nozzle 13 is discharged to communicate with the positive pressure recess 9b, falls into the receiving port 16a of the seed guide cylinder 16, and is conveyed to the cross-shaped mouth of the block 3 in the seedling raising box 2. The seeding operation and the conveyor speed of the conveyor 1 are controlled by a computer, so that the seeds can be surely seeded on each block 3. Further, since the support table 6 is vibrated by the vibration generator, the seeds S in the seed container 7 are efficiently adsorbed by the adsorption nozzle 13 without forming a lump.
［発明の効果］ この発明によれば育苗箱内に規則正しく多数個配設さ
れた植物栽培用ブロツクはプラグに効率よくかつ確実に
点播を行なうことが可能である。[Effects of the Invention] According to the present invention, it is possible to efficiently and reliably perform spot sowing on plugs for plant cultivation blocks regularly arranged in a nursery box.
第１図はこの発明に係る点播機の要部の説明図、第２図
は同上に設けた真空弁装置の断面図、第３図は同上のII
I−III視図である。 １……コンベヤ ２……育苗箱 ３……ブロツク ４……点播機 4a……機枠 ５……支持棒 ６……支持台 ７……種子容器 ８……真空弁装置 ９……固定部 9a……負圧凹部 9b……正圧凹部 9c……擦動面 10a……負圧エアパイプ 10b……正圧エアパイプ 11……中心軸 12……回動部 12c……擦動面 13……吸着ノズル 13a……開口 13b……通気路 14……駆動手段 14a……ステツピングモーター 14b……横溝材 14c……突起 14d……クランク 15……ベルト 16……種子案内筒 16a……受口 17……支持筒 18……支杆 Ａ……所定範囲 Ｐ……種子吸着位置 Ｑ……種子放出位置 Ｓ……種子FIG. 1 is an explanatory view of a main part of a spot seeder according to the present invention, FIG. 2 is a sectional view of a vacuum valve device provided thereon, and FIG.
It is an I-III view. DESCRIPTION OF SYMBOLS 1 ... Conveyor 2 ... Nursery box 3 ... Block 4 ... Point seeder 4a ... Machine frame 5 ... Support rod 6 ... Support base 7 ... Seed container 8 ... Vacuum valve device 9 ... Fixed part 9a … Negative pressure recess 9b …… Positive pressure recess 9c …… Sliding surface 10a …… Negative pressure air pipe 10b …… Positive pressure air pipe 11 …… Center shaft 12 …… Rotating part 12c …… Sliding surface 13 …… Nozzle 13a Opening 13b Ventilation passage 14 Driving means 14a Stepping motor 14b Horizontal groove 14c Projection 14d Crank 15 Belt 16 Seed guide cylinder 16a Receiver 17 ... Support tube 18 ... Support rod A ... Predetermined range P ... Seed adsorption position Q ... Seed release position S ... Seed
フロントページの続き (56)参考文献 特開 昭61−132108（ＪＰ，Ａ) 特開 昭60−94006（ＪＰ，Ａ) 特開 昭49−131811（ＪＰ，Ａ) 特開 昭49−54114（ＪＰ，Ａ) 実開 昭52−72615（ＪＰ，Ｕ) 実公 昭60−10332（ＪＰ，Ｙ２)Continuation of the front page (56) References JP-A-61-132108 (JP, A) JP-A-60-94006 (JP, A) JP-A-49-131811 (JP, A) JP-A-49-54114 (JP) , A) Japanese Utility Model Showa 52-72615 (JP, U) Japanese Utility Model Showa 60-10332 (JP, Y2)
Claims (1)
（２）の上方に配設され該育苗箱（２）内に所定間隔で
種子（Ｓ）を点播する点播機（４）であつて、機枠（4
a）にそれぞれ設けられた種子容器（７）と、該種子容
器（７）の上方に配置され種子吸着ノズル（13）を突設
した所定範囲（Ａ）往復回動する真空弁装置（８）と、
前記種子容器（７）の傍らに配置され所定範囲上下動す
る種子案内筒（16）と、前記真空弁装置（８）の往復回
動及び種子案内筒（16）の上下動をそれぞれ行なわせる
駆動手段（14）とから構成され、 平坦擦動面（9c）付固定部（９）に突設した中心軸（1
1）に軸支した平坦擦動面（12c）付回動部（12）を固定
部（９）に対し擦動する如く構成し、回動部（12）の半
径方向に突設した唯１本の吸着ノズル（13）の通気路
（13b）を回動部（12）擦動面（12c）に開口させ、吸着
ノズル（13）の種子吸着位置（Ｐ）から種子放出位置
（Ｑ）の直前に至る範囲においては前記開口（13a）が
負圧源に通じる負圧凹部（9a）を固定部擦動面（9c）に
設けると共に、吸着ノズル（13）の種子放出位置（Ｑ）
においては前記開口（13a）が正圧源に通じる正圧凹部
（9b）を固定部擦動面（9c）に設けることにより前記真
空弁装置（８）を構成し、 ステツピングモーター（14a）の往復回動によつて前記
吸着ノズル（13）を種子吸着位置（Ｐ）から種子放出位
置（Ｑ）まで往復回動させ、而もステツピングモーター
（14a）の往復回動するクランク（14d）に設けた突起
（14c）を上下動する種子案内筒（16）に結合した横溝
材（14b）の溝孔に係合させ、 前記吸着ノズル（13）の先端に前記種子容器（７）内の
種子（Ｓ）を吸着した後、該種子（Ｓ）を前記種子案内
筒（16）内に落下させることを特徴とする点播機。1. A point seeder (4) disposed above a seedling box (2) conveyed by a conveyor (1) and seeding seeds (S) at predetermined intervals in the seedling box (2). , Machine frame (4
a) a seed container (7) provided in each of the above (a) and a vacuum valve device (8) which is disposed above the seed container (7) and which reciprocates in a predetermined range (A) in which a seed suction nozzle (13) is protrudingly provided. When,
A seed guide cylinder (16) arranged beside the seed container (7) and moving up and down in a predetermined range; and a drive for reciprocating rotation of the vacuum valve device (8) and up and down movement of the seed guide cylinder (16). (14), and a central shaft (1) protruding from the fixed portion (9) with the flat rubbing surface (9c).
The rotating part (12) with a flat sliding surface (12c) pivotally supported on 1) is configured to be rubbed against the fixed part (9), and only one protrudingly provided in the radial direction of the rotating part (12). The ventilation path (13b) of the suction nozzle (13) is opened to the rotating part (12) on the rubbing surface (12c), and the suction nozzle (13) is moved from the seed suction position (P) to the seed release position (Q). In the range immediately before, the opening (13a) is provided with a negative pressure recess (9a) communicating with a negative pressure source on the rubbing surface (9c) of the fixed portion, and the seed discharge position (Q) of the suction nozzle (13).
In the above, the vacuum valve device (8) is formed by providing a positive pressure recess (9b) in which the opening (13a) communicates with a positive pressure source on the fixed portion rubbing surface (9c), and the stepping motor (14a) By the reciprocating rotation, the suction nozzle (13) is reciprocated from the seed suction position (P) to the seed discharge position (Q), and the stepping motor (14a) is reciprocated by the crank (14d). The protrusion (14c) provided is engaged with a slot of a lateral groove (14b) connected to a seed guide cylinder (16) that moves up and down, and a seed in the seed container (7) is attached to a tip of the suction nozzle (13). A point seeder characterized by dropping the seed (S) into the seed guide cylinder (16) after adsorbing (S).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62301175A JP2623101B2 (en) | 1987-11-28 | 1987-11-28 | Point sowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62301175A JP2623101B2 (en) | 1987-11-28 | 1987-11-28 | Point sowing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01141509A JPH01141509A (en) | 1989-06-02 |
| JP2623101B2 true JP2623101B2 (en) | 1997-06-25 |
Family
ID=17893691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62301175A Expired - Lifetime JP2623101B2 (en) | 1987-11-28 | 1987-11-28 | Point sowing machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2623101B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160078074A (en) * | 2014-12-24 | 2016-07-04 | 주식회사 기가레인 | Automatic sowing machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104081919B (en) * | 2014-06-16 | 2017-03-08 | 孔祥金 | A kind of seeder |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6010332U (en) * | 1983-07-01 | 1985-01-24 | ユ−ザツク電子工業株式会社 | Information processing equipment slip table |
| JPS61132108A (en) * | 1984-12-03 | 1986-06-19 | 府川 弘 | Automatic seeder |
-
1987
- 1987-11-28 JP JP62301175A patent/JP2623101B2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160078074A (en) * | 2014-12-24 | 2016-07-04 | 주식회사 기가레인 | Automatic sowing machine |
| KR101708229B1 (en) * | 2014-12-24 | 2017-02-20 | 주식회사 기가레인 | Automatic sowing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01141509A (en) | 1989-06-02 |
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