WO2009043853A1 - Dispositif de mesure de graines pour une machine agricole - Google Patents

Dispositif de mesure de graines pour une machine agricole Download PDF

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Publication number
WO2009043853A1
WO2009043853A1 PCT/EP2008/063098 EP2008063098W WO2009043853A1 WO 2009043853 A1 WO2009043853 A1 WO 2009043853A1 EP 2008063098 W EP2008063098 W EP 2008063098W WO 2009043853 A1 WO2009043853 A1 WO 2009043853A1
Authority
WO
WIPO (PCT)
Prior art keywords
seed
distribution unit
linkage
structural member
agricultural machine
Prior art date
Application number
PCT/EP2008/063098
Other languages
English (en)
Inventor
Gert Gilstring
Original Assignee
Väderstad-Verken Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Väderstad-Verken Ab filed Critical Väderstad-Verken Ab
Publication of WO2009043853A1 publication Critical patent/WO2009043853A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C7/00—Sowing
    • A01C7/08—Broadcast seeders; Seeders depositing seeds in rows
    • A01C7/10—Devices for adjusting the seed-box ; Regulation of machines for depositing quantities at intervals
    • A01C7/102—Regulating or controlling the seed rate
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C7/00—Sowing
    • A01C7/08—Broadcast seeders; Seeders depositing seeds in rows
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C7/00—Sowing
    • A01C7/04—Single-grain seeders with or without suction devices
    • A01C7/042—Single-grain seeders with or without suction devices using pneumatic means
    • A01C7/044—Pneumatic seed wheels
    • A01C7/046—Pneumatic seed wheels with perforated seeding discs
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C7/00—Sowing
    • A01C7/20—Parts of seeders for conducting and depositing seed
    • A01C7/208—Chassis; Coupling means to a tractor or the like; Lifting means; Side markers

Definitions

  • the invention refers to an agricultural machine comprising a structural member and at least one row sowing unit which comprises a carry device which in its turn comprises a seed furrow forming means for forming a seed furrow in soil over which the agricultural machine moves, in addition to which the row sowing unit also comprises a seed distribution unit which in its turn comprises a seed metering device for distributing seeds to the seed furrow, wherein the carry device and the seed distribution unit are connected with me structural member in such a way that the carry device and the seed distribution unit are rnoveable at least partly vertically in relation to the structural member.
  • the first linkage device portion forms a connection between the carry device and the structural member
  • the second linkage device portion forms a connection between on the one hand the seed distribution unit and or the other side the first linkage device portion or the carry device.
  • the seed distribution unit is connected with the structural member via both the first and the second linkage device portion.
  • the first linkage device portion comprises at least one upper and at least one lower primary linkage element, which are jointedly connected with the carrying device and the structural member
  • the second linkage device portion comprises at least one upper and at least one lower secondary linkage element, which are jointedly connected with on the one hand the seed distribution unit and on the other hand the first linkage device portion or the carry device.
  • the dampening member is on the one band connected with the structural member or the first linkage device portion and on the other hand with the seed distribution unit or the second linkage device portion.
  • the dampening member is preferably at a first end jointedly connected with me structural member or the first linkage device portion and at a second end jointedly connected with the seed distribution unit or the second linkage device portion.
  • the dampening member can at a first end be jointedly connected with the structural member and at a second end be jointedly connected with the seed distribution unit or the second linkage device portion.
  • the dampening member can at a first end be jointedly connected with the first linkage device portion and at a second end be jointedly connected with the seed distribution unit or the second linkage device portion.
  • Fig.2 shows a side view of one of the row sowing entities 2. This is by means of a below more closely described linkage device 6 connected with the cross-running structural member 3.
  • the row sowing unit 2 comprises a seed distribution unit 22, in its turn comprising a below more closely described seed metering device 8 and a seed container 7 which communicates with the seed metering device 8.
  • the seed container 7 can be disposed at another part of the agricultural machine 1, e.g. on the structural member 3.
  • the seed container 7 can alternatively be adapted to communicate with several seed metering devices 8 distributed on different row entities 2.
  • the row sowing unit 2 also comprises a carrying device 21, which comprises a distribution member 8a, in the form of a pipe. (In Fig.
  • the seed metering plate 803 is adapted by means of a suitable drive device (not shown) to rotate in its plane around a central axis, as is indicated in Fig. 3 by the arrow R. Furthermore the seed metering plate 803 displays a plurality of through seed engagement holes 804 disposed at the same radial distance in the vicinity of the periphery of the seed metering plate and distributed at equal distance from each other in the circumference of the seed metering plate.
  • a fan (not shown) communicates with the seed metering device 8 and the seed metering device 8 is adapted by means of the fan to bring about a pressure fall over a portion of the seed metering plate 803.
  • a seed fastens in each seed engagement hole 804 and is transported towards the seed metering pipe 801.
  • the pressure fall is by means of not shown pressure dividing means, e.g. in the form of a flexible wall, less than in other parts of the seed metering device 8. Due to the decreased pressure fall the seeds detach from the respective seed engagement holes
  • the first linkage device portion 61 comprises two upper and two lower primary linkage elements 601 , 602, of which only one upper and one lower primary linkage element are visible in Fig. 2.
  • the two upper primary linkage elements 601, and similarly the two lower primary linkage elements 602, are disposed in the same position heightwise and in the intended direction of travel of the agricultural machine, and are disposed a distance from each other in the cross-running direction of the agricultural machine.
  • Each one of the primary linkage elements 601, 602 is via respective first joints 603 connected with an anchoring member 301 that is a part of the structural member 3, and via respective second joints 604 connected with a coupling portion 211 displayed by the carrying device 21.
  • the dampening member 23 can be provided as any member at all which is suitable for dampening movement of the seed distribution unit 22 in relation to the structural member 3. E.g. as alternatives to rebounding damper, any type of friction connection can be used where relative movements between these parts are dampened through friction between them.
  • the mouth on the seed metering pipe 801 of the seed metering device 8 is disposed at a distance above the upper mouthpiece of the distribution member 8a, which permits a relative movement between these mouthpieces.
  • the seed metering pipe 801 of the seed metering device 8 can be adapted to partly extend into an upper portion of the distribution member 8a, wherein the seed metering pipe 801 and the distribution member 8a form a telescope-like arrangement, which means that the seed metering device can move in relation to the distribution member, while an effective transport of seeds from the seed metering device to the seed furrow is ensured.
  • Fig. 10 shows a side view of a row sowing unit 2 in an agricultural machine according to an alternative embodiment which agrees with the embodiment described above with reference to Fig. 8, with the exception of the following differences.
  • the dampening member 23 is shorter, and the bars 302, 222 between which the dampening member 23 extends are differently designed as is apparent from a comparison between Figure 8 and Fig. 10.
  • the elastic member 24 is in the intended direction of travel F of the agricultural machine disposed in front of the seed metering device 8.
  • the second linkage device portion 62 comprises two upper and two lower secondary linkage elements 621, 622, of which only one upper and one lower secondary linkage element are visible hi Fig. 10.
  • the dampening member 23 is as in the embodiment in Fig.6 at a first and a second end, respectively, jointedly connected with the lower primary linkage elements 602 and the lower secondary linkage elements 622, respectively.
  • the dampening member 23 is connected with the lower primary linkage elements 602 and the lower secondary linkage elements 622 at protrusions 602a, 622a on these linkage elements 602, 622 as is shown in Fig. 11.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Sowing (AREA)

Abstract

L'invention concerne une machine agricole comportant un élément structural (3) et au moins une unité d'ensemencement de rangée (2) qui comporte un dispositif de transport (21), lequel comprend à son tour un moyen de création de sillon pour des graines (10) destiné à former un sillon pour des graines (9a) dans de la terre (9) au dessus de laquelle se déplace la machine agricole (1), l'unité d'ensemencement de rangée (2) comportant également une unité de distribution de graines (22), laquelle comportant à son tour un dispositif de mesure de graines (8) destiné à distribuer des graines au sillon pour les graines (9a). Le dispositif de transport (21) et l'unité de distribution de graines (22) sont reliés à l'élément structural (3), de telle sorte que le dispositif de transport (21) et l'unité de distribution de graines (22) sont mobiles au moins partiellement verticalement par rapport à l'élément structural (3). Le dispositif de transport (21) et l'unité de distribution de graines (22) sont mobiles l'un par rapport à l'autre. L'unité d'ensemencement de rangée (2) comporte au moins un élément élastique (24) qui est conçu pour fonctionner de telle sorte que l'unité de distribution de graines (22) adopte une position neutre par rapport au dispositif de transport (21), et que l'unité d'ensemencement de rangée (2) comporte au moins un élément d'amortissement (23) qui est conçu pour amortir un mouvement de l'unité de distribution de graines (22) par rapport à l'élément structural (3).
PCT/EP2008/063098 2007-10-01 2008-09-30 Dispositif de mesure de graines pour une machine agricole WO2009043853A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0702228-8 2007-10-01
SE0702228A SE532667C2 (sv) 2007-10-01 2007-10-01 Anordning för fröutmatning vid en lantbruksmaskin

Publications (1)

Publication Number Publication Date
WO2009043853A1 true WO2009043853A1 (fr) 2009-04-09

Family

ID=40174774

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/063098 WO2009043853A1 (fr) 2007-10-01 2008-09-30 Dispositif de mesure de graines pour une machine agricole

Country Status (2)

Country Link
SE (1) SE532667C2 (fr)
WO (1) WO2009043853A1 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2374342A1 (fr) 2010-04-09 2011-10-12 Horsch Maschinen GmbH Semoir monograine et procédé de commande d'un dispositif de dosage d'un tel semoir
CN102668785A (zh) * 2012-06-12 2012-09-19 山东理工大学 可调节粒度大小的花生播种排种器
CN104365235A (zh) * 2014-10-27 2015-02-25 长沙新气象自动化技术有限公司 一种马铃薯播种机
US10231375B2 (en) * 2014-05-16 2019-03-19 Jose Roberto DO AMARAL ASSY Precision seed-dispensing system
WO2020259760A1 (fr) 2019-06-26 2020-12-30 Lemken Gmbh & Co Kg Semoir agricole doté d'une conduite d'acheminement de longueur variable
WO2020259761A1 (fr) 2019-06-26 2020-12-30 Lemken Gmbh & Co Kg Semoir agricole doté d'une conduite d'acheminement de longueur variable souple
RU2789542C1 (ru) * 2019-06-26 2023-02-06 Лемкен Гмбх Унд Ко Кг Сельскохозяйственная сеялка с материалопроводом изменяемой длины

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2674212A (en) * 1950-01-28 1954-04-06 William H Callaham Seed planting device
GB846355A (en) * 1957-05-07 1960-08-31 Stokland Sigmund Improvements in or relating to support structures for seed drilling machines
FR1336782A (fr) * 1962-07-24 1963-09-06 Gougis Ets Semoir à grains
US4430952A (en) * 1982-09-07 1984-02-14 Allis-Chalmers Corporation Planter gauge wheels with adjustable equalizer mechanism
US20060213407A1 (en) * 2005-01-07 2006-09-28 Precision Planting, Inc. Planter meter suspension system and method of improving seed spacing
WO2008107454A1 (fr) * 2007-03-05 2008-09-12 Väderstad-Verken Ab Agencement d'un dispositif de mesure des graines sur une machine agricole

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2674212A (en) * 1950-01-28 1954-04-06 William H Callaham Seed planting device
GB846355A (en) * 1957-05-07 1960-08-31 Stokland Sigmund Improvements in or relating to support structures for seed drilling machines
FR1336782A (fr) * 1962-07-24 1963-09-06 Gougis Ets Semoir à grains
US4430952A (en) * 1982-09-07 1984-02-14 Allis-Chalmers Corporation Planter gauge wheels with adjustable equalizer mechanism
US20060213407A1 (en) * 2005-01-07 2006-09-28 Precision Planting, Inc. Planter meter suspension system and method of improving seed spacing
WO2008107454A1 (fr) * 2007-03-05 2008-09-12 Väderstad-Verken Ab Agencement d'un dispositif de mesure des graines sur une machine agricole

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2374342A1 (fr) 2010-04-09 2011-10-12 Horsch Maschinen GmbH Semoir monograine et procédé de commande d'un dispositif de dosage d'un tel semoir
DE102010014448A1 (de) 2010-04-09 2011-10-13 Horsch Maschinen Gmbh Sämaschine für Einzelkornsaat
CN102668785A (zh) * 2012-06-12 2012-09-19 山东理工大学 可调节粒度大小的花生播种排种器
US10231375B2 (en) * 2014-05-16 2019-03-19 Jose Roberto DO AMARAL ASSY Precision seed-dispensing system
US10709053B2 (en) 2014-05-16 2020-07-14 Jose Roberto DO AMARAL ASSY Precision seed-dispensing system
US11197410B2 (en) 2014-05-16 2021-12-14 Jose Roberto DO AMARAL ASSY Precision seed-dispensing system
CN104365235A (zh) * 2014-10-27 2015-02-25 长沙新气象自动化技术有限公司 一种马铃薯播种机
WO2020259760A1 (fr) 2019-06-26 2020-12-30 Lemken Gmbh & Co Kg Semoir agricole doté d'une conduite d'acheminement de longueur variable
WO2020259761A1 (fr) 2019-06-26 2020-12-30 Lemken Gmbh & Co Kg Semoir agricole doté d'une conduite d'acheminement de longueur variable souple
DE102019117247A1 (de) * 2019-06-26 2020-12-31 Lemken Gmbh & Co. Kg Landwirtschaftliche Sämaschine mit flexibel-längenveränderlicher Förderleitung
DE102019117245A1 (de) * 2019-06-26 2020-12-31 Lemken Gmbh & Co. Kg Landwirtschaftliche Sämaschine mit längenveränderlicher Förderleitung
RU2789542C1 (ru) * 2019-06-26 2023-02-06 Лемкен Гмбх Унд Ко Кг Сельскохозяйственная сеялка с материалопроводом изменяемой длины

Also Published As

Publication number Publication date
SE0702228L (sv) 2009-04-02
SE532667C2 (sv) 2010-03-16

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