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WO2018139370A1 - Mécanisme de dosage de dispositif d'alimentation de type rouleau - Google Patents

Mécanisme de dosage de dispositif d'alimentation de type rouleau Download PDF

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Publication number
WO2018139370A1
WO2018139370A1 PCT/JP2018/001641 JP2018001641W WO2018139370A1 WO 2018139370 A1 WO2018139370 A1 WO 2018139370A1 JP 2018001641 W JP2018001641 W JP 2018001641W WO 2018139370 A1 WO2018139370 A1 WO 2018139370A1
Authority
WO
WIPO (PCT)
Prior art keywords
roll
adjustment
shaft
drive shaft
row
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.)
Ceased
Application number
PCT/JP2018/001641
Other languages
English (en)
Japanese (ja)
Inventor
康治 福光
恭生 高山
定之 高山
映明 有吉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agritecno Yazaki Co Ltd
Original Assignee
Agritecno Yazaki Co Ltd
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 Agritecno Yazaki Co Ltd filed Critical Agritecno Yazaki Co Ltd
Priority to CN201880008404.1A priority Critical patent/CN110225699B/zh
Priority to KR1020197023933A priority patent/KR102321328B1/ko
Publication of WO2018139370A1 publication Critical patent/WO2018139370A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • A01C7/12—Seeders with feeding wheels
    • A01C7/123—Housings for feed rollers or wheels
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C15/00—Fertiliser distributors
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C15/00—Fertiliser distributors
    • A01C15/005—Undercarriages, tanks, hoppers, stirrers specially adapted for seeders or fertiliser distributors
    • A01C15/006—Hoppers
    • 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
    • A01C7/12—Seeders with feeding wheels

Definitions

  • the present invention relates to a metering mechanism of a roll-type feeding device in a seeding machine, a fertilizer applicator, etc., and a gap position of a full-row or multi-row roll of a roll-type feeding device used to feed out granular materials such as seeds and fertilizers. It is related with the mechanism which adjusts.
  • a feeding part of a seeder or a fertilizer applicator is configured by a roll-type feeding device, and a metering mechanism of the feeding amount of the roll-type feeding device is slid with respect to a fixed-side roll.
  • the technique of adjusting by doing is well-known.
  • a technique is also known in which all or multi-strip fertilizer and sowing rolls can be adjusted at once with an adjustment handle (Patent Document 1).
  • the present invention has been made in view of the fact that there may be variations in the amount of fertilization and sowing for each strip in the operation with the multi-row adjustment handle that adjusts all the rows and multiple rows at once.
  • a micro adjustment device is provided for each roll-type feeding device of each row.
  • Patent Document 1 uses a screw tightening mechanism, it is difficult to loosen or tighten the screw, and the screw tightening mechanism is loosened during work. was there.
  • the multi-position adjustment mechanism in the multi-position adjustment mechanism, these operations can be easily performed in a mechanism that engages and disengages the feeding drive shaft and the sliding roll mechanism.
  • the relationship between the rotation angle of the multi-row adjustment handle and the feed amount can be adjusted so that even the multi-row adjustment handle portion of the multi-row adjustment mechanism can be adjusted in minute units. It is configured so that a minute amount can be adjusted.
  • a multi-spindle adjustment handle mechanism for fixing a multi-sliding roll mechanism to a feeding drive shaft and adjusting the feeding amount with the feeding drive shaft. It is possible to adjust the roll opening degree of the multi-sliding roll mechanism by sliding the feeding drive shaft with the multi-strip adjusting handle.
  • a fine adjustment mechanism that enables fine adjustment of the feed amount of the sliding roll mechanism is provided for each.
  • a micro-adjustment device was provided in the type feeding device to enable minute adjustments between adjacent seed / fertilizer feeding device units.
  • the engagement between the feeding drive shaft and the sliding roll mechanism An engagement / disengagement mechanism for enabling disengagement is provided, and the engagement / disengagement mechanism is configured by a shaft engagement tool and an engagement state maintaining tool, and the shaft engagement tool is in contact with the feeding drive shaft. Then, the shaft engagement tool can be fixed to the engagement state by the engagement state maintaining tool, and the engagement state maintaining tool is rotated around the feeding drive shaft while being engaged with the shaft engagement tool.
  • the fulcrum crossing structure that exceeds the pivot pin between the shaft engagement tool and the engagement state maintaining tool is adopted.
  • the sliding roll mechanism and the multi-row adjusting handle mechanism are mounted on a unit mounting rod, and the feeding drive shaft is passed through the hexagonal shaft fitting hole of the fertilizer / seeding roll constituting the sliding roll mechanism.
  • the other end of the multi-adjustment handle mechanism is fixed to the pay-off drive shaft-side loose fitting shaft, and the pay-off drive shaft-side loose fit shaft fixed to the end of the pay-out drive shaft is loosely fitted to the multi-adjustment handle shaft
  • the multi-spindle adjustment handle shaft is rotated by the rotation of the multi-spindle adjustment handle, and the pay-out drive shaft side loose fitting shaft and the pay-out drive shaft are slid to adjust the multi-strip position.
  • a multi-strip adjustment handle shaft that is fixed to the multi-strip adjustment handle of the multi-strip adjustment handle and is rotated, and a plurality of screw grooves are formed on the multi-strip adjustment handle shaft.
  • a detent mechanism that maintains the rotating state of the handle is provided, so that the rotational position of the multi-spindle adjustment handle can be fixed in multiple stages, and the number of screw grooves and the number of stages that are fixed at the rotational position are small. Adjustment was made possible.
  • the multi-spindle adjustment handle When the multi-spindle adjustment handle is rotated 360 degrees, it is stopped by a detent mechanism at a midway rotation angle, and the adjustment amount of the sliding roll mechanism by the multi-strip adjustment handle can be finely adjusted in many steps.
  • the present invention provides a micro adjustment device for each roll-type feeding device, and enables micro adjustment between adjacent seed and fertilizer feeding device units. Solves the problem that the configuration of the multi-row adjustment handle that measures the stripes and multi-rows at the same time, that is, the amount of fertilization and sowing of each row varies by operating the multi-row adjustment handle is doing.
  • Patent Document 1 uses a screw tightening mechanism, it is difficult to loosen or tighten the screw, and the screw tightening mechanism is loosened during work. There was a bug.
  • the present invention in the multi-row position adjusting mechanism, these operations can be easily performed in the mechanism that engages and disengages the feeding drive shaft and the sliding roll mechanism.
  • the relationship between the rotation angle of the multi-row adjustment handle and the feed amount is adjusted so that the adjustment can be made in minute units even in the multi-row adjustment handle portion of the multi-row position adjustment mechanism. It was configured so that it could be finely adjusted.
  • the side view of the seed and fertilizer supply apparatus unit which comprises a multi-row position adjustment mechanism.
  • the rear view of the multi-row type fertilization seeding device which connected the seed and fertilizer feeding device unit for 14 lines continuously.
  • the top view which shows a multi-row position adjustment mechanism.
  • the top view which shows the part of the sliding roll structure and fine adjustment mechanism of the metering mechanism of a roll type
  • the enlarged plan view which shows the part of the sliding roll structure which comprises a multi-row position adjustment mechanism, and the fine adjustment mechanism provided side by side.
  • the top view of the sliding roll structure which shows the multi-row position adjustment mechanism for 1 row.
  • the shaft engaging tool, the engagement state maintaining tool, and the fine adjustment side roll 1 constituting the part of the engagement / disengagement mechanism for engaging / disengaging the sliding roll mechanism and the feeding drive shaft.
  • the top view which shows the structure of a fine adjustment knob.
  • the shaft engaging tool, the engagement state maintaining tool, the fixed side roll, the multi-adjustment sliding side roll, the fine adjustment side roll, and the fine adjustment knob Side view To fix the sliding roll mechanism with respect to the feeding drive shaft, the shaft engaging tool, the engagement state maintaining tool, the fixed side roll, the multi-adjustment sliding side roll, the fine adjustment side roll, and the fine adjustment knob Side view.
  • the top view of the part of a multi-row adjustment handle structure The side view of the part of a multi-row adjustment handle structure.
  • the fixed side roll case side surface (a) and side view (b) which support a fixed side roll.
  • the side view (a) and rear view (b) of the engagement state maintenance tool which comprise an engagement / disengagement mechanism.
  • the side view (a) and rear view (b) of the shaft engaging tool which comprise the engagement / disengagement mechanism D.
  • the side view (a) and rear view (b) of the fulcrum overspring constituting the engagement / disengagement mechanism.
  • the rear view (a), side view (b), and perspective view (c) of the press resin body which constitutes the engagement / disengagement mechanism.
  • the side view (a) and rear view (b) of a multi-row adjustment handle The side view (a) and rear view (b) of an adjustment position index body.
  • the side view (a) and rear view (b) of a multi-row adjustment handle shaft The side view and rear view of the adjustment position detent ring 23 of a multi-row adjustment handle.
  • the top view (a) and side view (b) of a connection cylinder which connect a feeding drive shaft and a handle shaft.
  • the seed / fertilizer feeding device unit U is configured such that a fertilizer unit and a sowing unit are integrated in the front-rear direction so that the sowing operation can be performed simultaneously with the fertilization operation.
  • a fertilizer hopper 14 is arranged in the upper front part, and a seed hopper 13 is arranged in the upper rear part, so that both can be integrated or divided into the sides of the fertilizer hopper 14 and the seed hopper 13.
  • a locking bracket constituted by the provided one-touch locking tool 21 is provided.
  • the fertilizer hopper 14 is configured to have a larger capacity than the seed hopper 13.
  • a fertilizer feeding device 7 arranged and configured in a fertilizer roll case 19 is disposed below the fertilizer hopper 14, and a seed feeding device 5 disposed and configured in a sowing roll case 20 is disposed below the seed hopper 13. It is arranged.
  • a waterproof cover 34 is provided below the fertilizer feeding device 7 and the seed feeding device 5 so that the fertilizer and seeds fed from the fertilizer feeding device 7 and the seed feeding device 5 are not wet by rainwater or the like. It has been.
  • the waterproof cover 34 also has a function of preventing fertilizer and seeds from jumping out from a gap between the fertilizer feeding device 7 and the seed feeding device 5 and the main frame 10 that rotates up and down. ing.
  • the seed / fertilizer feeding device unit U fixes the fertilizer feeding device 7 and the seed feeding device 5 to a position fixing member 36, and the position fixing member 36 is attached to a unit mounting rod 12 provided on a work vehicle such as a tractor. It is configured to be removable.
  • the multi-row seed / fertilizer feeding device unit U is fixed to the unit mounting rod 12 by the position fixing member 36, and the interval between the multi-row seed / fertilizer feeding device unit U is adjusted, The engagement state of the position fixing member 36 is released from the unit mounting rod 12, and the seed / fertilizer feeding device unit U for each unit is slid on the unit mounting rod 12 so that the interval can be adjusted.
  • the sliding roll mechanism A is illustrated in FIGS. 6, 7 and 8.
  • the sliding roll mechanism A is a portion that slides with respect to the fixed side roll 8 that is fixed to the position fixing member 36 side by the feeding roll frame 42 and the fixed side roll case 22.
  • a multi-adjustment sliding side roll 9 a fine adjustment side roll 11, a fine adjustment knob 11a, a fine adjustment screw shaft 18 and the like.
  • the fine adjustment side roll 11 and the fine adjustment knob 11a that slide on the fine adjustment side roll 11 for further fine adjustment constitute the fine adjustment mechanism B. It is.
  • the engagement / disengagement mechanism D is opened.
  • all the seed / fertilizer feeding unit U is engaged.
  • the release mechanism D is brought into the engaged state.
  • a parallel link 35 is disposed below the position fixing member 36, and the main frame 10 is supported by the parallel link 35 so as to be movable in the vertical direction.
  • a grooving disk 33 is disposed in the foremost part, a groove for sowing and fertilization is grooved, and a covering soil disk 32 is disposed at the rear of the grooving disk 33, so that the The groove disk 33 is configured to cover the fertilizer and seeds introduced into the groove made by the groove disk 33 with the soil cover disk 32.
  • a pressure reducing roller 31 for pressing the soil in the field of the covered seed feeding device 5 is supported at the rear portion of the soil covering disk 32.
  • a scraper 37 is provided on the outer periphery of the pressure reducing roller 31.
  • FIG. 2 a multi-row position adjusting mechanism in which 14 sets of seed / fertilizer feeding device units U are arranged in parallel is disclosed. When the 14 seed / fertilizer feeding device units U are arranged in this way, all the 14 strips can be adjusted by one set of multi-row adjusting handle mechanism C, but FIG. In FIG. 7, the right and left seven-row multi-adjustment handle mechanism C and the left-hand seven-row multi-adjustment handle mechanism C are provided separately for the left and right seven rows.
  • a unit mounting rod 12 is attached to the rear part of the work vehicle such as a tractor via a work implement lifting device.
  • the unit mounting rod 12 is mounted with the seed / fertilizer feeding device unit U and the multi-row adjusting handle mechanism C of the present invention.
  • FIG. 2 an embodiment in which seven strips are divided into a right side and a left side and attached as a multi-strip position adjusting mechanism is illustrated. However, in that configuration, three strips of the left multi-spindle position adjusting mechanism are illustrated. The minutes are illustrated in FIGS. 3 and 4.
  • FIG. 3 shows a plan view of the seed / fertilizer feeding device unit U in a state where the position fixing member 36 is also set.
  • the multi-row position adjusting mechanism is illustrated in a state in which the portion of the position fixing member 36 is removed and the portion of the sliding roll mechanism A is exposed in the seed / fertilizer feeding device unit U.
  • the rotation direction of the fertilizer feeding drive shaft 3 and the rotation direction of the sowing feeding drive shaft 3 out of the feeding drive shaft 3 are opposite to each other. Is illustrated.
  • One of the feeding drive shafts 3 is forcibly rotated by a motor or by a grounding rotational driving force from a grounding wheel.
  • the other feeding drive shaft 3 for sowing and fertilization is configured such that the driven rotation is transmitted by the meshing gear 8 a provided with one forced rotational force on the outer periphery of the fixed roll 8.
  • the multi-row adjusting handle mechanism C is configured to be slidably fixed to the left and right with respect to the unit mounting rod 12.
  • the multi-row adjusting handle structure C is also configured to be able to be locked and released by the position fixing member 36 with respect to the unit mounting rod 12, and a multi-row adjusting handle frame 37 is extended to the position fixing member 36. Yes.
  • An adjustment female screw 38 is fixedly supported on the multi-line adjustment handle frame 37, and an outer periphery of a multi-line adjustment handle shaft 25 connected to the multi-line adjustment handle 1 is connected to a screw part having an inner diameter of the adjustment female screw 38. A male screw portion screwed into the screw is screwed together.
  • a male screw is engraved on the outer periphery of the multi-strip adjustment handle shaft 25 that is rotated by the multi-strip adjustment handle 1, and an adjustment position detent ring 23 is engaged therewith so that they rotate together.
  • a detent protrusion of a fine adjustment detent 39 is brought into contact with the outer periphery of the multi-row adjustment handle shaft 25 to determine a rotational position of the multi-row adjustment handle 1.
  • the adjustment position detent ring 23 with 20 detent recesses 23a cut therein is locked and rotates together.
  • the fine adjustment detent 39 and the adjustment position detent ring 23 are brought into a locked state by the spring biasing force, and the multi-row adjusting handle 1 is locked every 18 degrees.
  • the female thread of the adjusting female screw 38 fixed to the multi-thread adjusting handle frame 37 and the thread groove 25a of the male thread of the multi-thread adjusting handle shaft 25 are finely engraved.
  • the number of rotations is configured such that 15 screw grooves 25a with a pitch of 2 mm correspond to the predetermined adjustment width with respect to the predetermined adjustment width. Therefore, 300 stop positions of the multi-row adjustment handle 1 are provided in total by 20 locking recesses of the adjustment position detent ring 23 and 15 screw grooves 25a, and are in units of 1/300. The adjustment position is determined.
  • the shape of the adjustment position detent ring 23 is shown in FIG.
  • the adjustment position detent ring 23 is provided with detent recesses 23a into which protrusions at the front end of the fine adjustment detent 39 are fitted to fix the position of the multi-row adjustment handle 1 at 20 locations on the outer periphery.
  • the fine adjustment detent 39 is fitted into the detent recess 23a, the multi-row adjustment handle 1 is positioned.
  • the fine adjustment screws on the outer periphery of the adjustment female screw 38 and the multi-row adjustment handle shaft 25 are provided with 15 screw grooves 25a having a pitch of 2 mm between the adjustment widths of 0 to 30 mm.
  • the multi-row adjusting handle 1 can be moved by 2 mm by one rotation. Therefore, the number of detent recesses 23a of the adjustment position detent ring 23 is 20, and the number of adjustment screws of the multi-row adjustment handle shaft 25 is 30 mm, so that only 15 are engraved.
  • the adjustment width can be fixed and stopped at 300 locations.
  • the adjustment of the position of the multi-row position adjusting mechanism can be finely adjusted by 300 scales within 30 mm.
  • an adjustment amount mark shown in FIG. 28 is provided on the multi-row adjustment handle frame 37 between the adjustment female screw 38 for fertilization and the adjustment female screw 38 for sowing. 26 is arranged.
  • a scale in millimeters is engraved between 30 mm.
  • an adjustment position index body 27 shown in FIG. 24 is fitted on the side where the adjustment amount mark 26 is fixed on the side opposite to the side where the multiple adjustment handle 1 is fixed on the multiple adjustment handle shaft 25. Has been.
  • the adjustment position index body 27 moves beside the adjustment amount mark 26, and the multi-row position adjustment position for fertilization and the multi-row position adjustment position for sowing are changed. It is configured so that the guideline can be confirmed.
  • the shape of the multi-row adjustment handle 1 is shown in FIG. 23, and is fixed to the outer end of the multi-row adjustment handle shaft 25 by screwing bolts into two bolt holes.
  • the feeding drive shaft 3 for fertilization and the feeding drive shaft 3 for sowing are interlocked and are forcibly driven in the reverse rotation direction by a rotational driving force from a drive motor or a ground drive wheel. Can not be transmitted to the multi-row adjusting handle 1, and a sliding movement for adjusting the horizontal space between the left and right drive shafts 3 and 25 is possible. It is configured so that the forced rotation for feeding the drive shaft 3 and the rotation for adjusting the interval of the multi-row adjusting handle 1 can be freely performed. That is, the loosely movable mechanism between the feeding drive shaft 3 and the multi-row adjustment handle shaft 25 is configured between the feeding drive shaft-side loose fitting shaft 28 and the multi-row adjustment handle shaft 25 shown in FIG. Has been.
  • the payout drive shaft side loose fitting shaft 28 is subjected to the multiple stripe adjustment by the inner peripheral bearing 40 for the payout drive shaft side loose fitting shaft 28 fitted to the inner diameter portion of the multiple stripe adjustment handle shaft 25.
  • the handle shaft 25 is configured to be freely rotatable.
  • the multi-row adjusting handle shaft 25 is supported by the outer peripheral bearing 41 supported by the multi-row adjusting handle frame 37 so as to be loosely fitted to the multi-row adjusting handle frame 37.
  • the shaft 3 can rotate freely with respect to each other, but the multi-row adjusting handle shaft 25 and the feeding drive shaft 3 move by the same adjustment width to the left and right due to the rotation accompanying the adjustment of the multi-row adjusting handle 1. It is possible.
  • the pay-out drive shaft side loose fitting shaft 28 is supported so as to be loosely fitted through a support hole of an inner peripheral bearing 40 bored inside the multi-row adjusting handle shaft 25.
  • the outer end portion of the feeding drive shaft 3 is externally fitted and fixed to the outer diameter portion of the portion where 25 protrudes inward by the connecting cylinder 24 shown in FIG.
  • the connecting cylinder 24 is formed with three bolt holes, and the outer bolt holes are bolted to the inner end of the pay-out driving shaft side loose fitting shaft 28 inserted into the inner diameter portion. It is a hole.
  • the other two holes on the inner side are bolt holes for connecting and fixing the outer end of the feeding drive shaft 3 inserted in the inner diameter portion to the connecting cylinder 24.
  • a feed roll frame 42 in which the fertilizer feeding device 7 and the seed feeding device 5 are assembled inside the rear portion of the position fixing member 36 fixed to the unit mounting rod 12. Is extended.
  • the feeding roll frame 42 is a frame having a rectangular shape in plan view, and the fertilizer feeding device 7 is provided by the feeding drive shaft 3 for fertilization, and the seed feeding device 5 is provided by the feeding drive shaft 3 for sowing.
  • the engagement / disengagement mechanism D is supported so as to be engaged and fixed.
  • the fertilizer feeding device 7 and the seed feeding device 5 have opposite rotation directions, but are configured symmetrically, so that both will be described together.
  • a multi-adjustment sliding-side roll 9 is loosely fitted on a feed drive shaft 3 constituted by a hexagonal shaft passing through the center.
  • the multi-adjustment sliding side roll 9, the fixed side roll 8, which will be described later, the fine adjustment side roll 11, and the fine adjustment knob 11a are all made of resin.
  • the multi-adjustment sliding side roll 9 is loosely fitted to the feed drive shaft 3 by a fine adjustment screw shaft 18 inserted into the inner diameter.
  • the sliding-side roll 9 is freely rotatable, and is also configured to be able to slide to the left and right for adjusting the spacing between the unit mounting rods 12 of the seed / fertilizer feeding device unit U.
  • the feeding drive shaft 3 and the multi-row adjusting sliding roll 9 are moved by the disengagement mechanism D are integrally fixed, and the multi-strip adjustment sliding side roll 9 is configured to be slidable to the left and right in accordance with the slide for adjusting the spacing between the left and right of the feeding drive shaft 3.
  • the fixed roll 8 supported by the fixed roll case 22 outside the feed roll frame 42 is The relative position with respect to the multiple-adjustment sliding side roll 9 is changed without sliding left and right.
  • the granule insertion protrusion 8b on the inner side of the fixed side roll 8 is fitted with the granule insertion recess 9a on the outer periphery of the multi-row adjusting sliding side roll 9, so that the right and left width of the insertion groove can be changed and the insertion amount is large. It can be adjusted from small to small.
  • a reverse rotation drive gear 8 a that allows the fertilizer supply device 7 and the seed supply device 5 to be driven in the reverse rotation direction protrudes, and the fertilizer supply is provided side by side.
  • the reverse rotation drive gear 8a for the device 7 and the reverse rotation drive gear 8a for the seed feeding device 5 are engaged with each other so that the fixed rolls 8 can be driven.
  • the fixed roll 8 is supported so as to be rotatable inside the fixed roll case 22, but is supported so as not to move left and right with respect to the position fixing member 36.
  • the multi-strip adjustment sliding roll 9 can be slid to the left and right by the multi-strip adjustment mechanism with respect to the fixed roll 8 (which cannot move with respect to the position fixing member 36).
  • the multi-strip position adjusting mechanism of the present invention can be configured.
  • the structure of the multi-strip adjustment sliding side roll 9 is shown in FIG. 14, and as shown in FIG. 5, the multi-strip adjustment sliding side roll 9 slides outward from the feeding roll frame 42 and protrudes.
  • the engagement / disengagement body support portion 15 of the engagement / disengagement mechanism D that constitutes the main part of the present invention is fixed to the portion that has been formed by a bolt.
  • the engagement / disengagement body support portion 15 is shown in FIG. 12, and a bearing body 15d is integrally formed between the left and right guide plates 15a and 15b. Inside the bearing body 16d, the feeding drive shaft 3 constituted by a hexagonal shaft is slidable in the left and right directions.
  • the multi-strip adjustment sliding side roll 9 is loosely engaged by transmission.
  • a roll-side fixing plate 15c is fixed at a right angle inside the left and right guide plates 15a and 15b, and a bolt hole 15e is formed in the roll-side fixing plate 15c and inserted into the bolt hole 15e.
  • the engagement / disengagement body support portion 15 is fixed to the outer surface of the multiple-adjustment sliding side roll 9 by the bolts.
  • the engagement state maintaining tool 6 is a locking tool having a shape bent at an obtuse angle at the center (" ⁇ " shape), and the fulcrum spring 16 illustrated in FIG. It is pivotally supported so that it can engage with.
  • the shaft engaging tool 4 is shown in FIG. In FIG. 19, the shaft engaging tool 4 is pivotally supported between the left and right guide plates 15 a and 15 b of the engagement / disengagement body support portion 15 by the pivot shaft 15 f of the engagement / release body support portion 15. It can be rotated around the feeding drive shaft 3.
  • a locking hook 4a is formed at the tip, and one end of the fulcrum overspring 16 shown in FIG. 20 can be locked to the locking hook 4a.
  • the engagement state maintaining tool 6 is pivotally supported by a pivot shaft 15g of the engagement state maintaining tool 6 provided on the engagement / disengagement body support portion 15, and the fulcrum can be exceeded using the pivot shaft 15g as a fulcrum.
  • the other end of the fulcrum overspring 16 is pivotally supported at a position where the fulcrum is moved.
  • the feeding drive shaft 3, the engagement / disengagement body support portion 15, and the multi-adjustment sliding side roll 9 are configured to rotate integrally and slide left and right.
  • the multi-adjustment sliding side roll 9 and the sliding roll mechanism A are located on the feeding drive shaft 3. It is possible to slide left and right, and even if it is adjusted by the multi-row adjustment handle 1, the open part of the sliding roll mechanism A of the fertilizer feeding unit U is used for adjusting the feeding amount to the left and right. It does not slide.
  • the pressing resin body 17 is formed in a cap shape made of an elastic body, and the shaft engaging tool 4 reliably maintains the state in which the feeding drive shaft 3 is pressed and locked. It is elastically biased so that it can.
  • the engagement state maintaining tool 6 constituting the engagement / disengagement mechanism D is released, The engagement state of the disengagement body support portion 15 and the feeding drive shaft 3 by the pressing resin body 17 and the shaft engagement tool 4 is released.
  • the engagement state maintenance tool 6 is simply configured not to be disengaged.
  • the multi-row adjustment of the multi-row adjustment handle mechanism C is performed in a state where the feeding drive shaft 3 and the multi-row adjustment sliding side roll 9 are integrated.
  • the handle 1 is rotated and the feed drive shaft 3 is moved to the left and right all or multiple strips at once, the multiple-adjustment sliding-side roll 9 of the multiple-adjustment sliding-side roll 9 is moved along the granule insertion protrusion 8b of the fixed-side roll 8.
  • the feed amount of each row of the multi-row seed / fertilizer feeding device unit U is a constant value or a predetermined value desired by the operator. There are cases where the value is not reached. In such a case, a fine adjustment mechanism B that enables fine adjustment for each line after batch adjustment by the multi-row adjustment handle mechanism C is provided in the portion of the sliding roll mechanism A.
  • the fine adjustment screw shaft 18 shown in FIG. 17 is fitted on the outer periphery of the feeding drive shaft 3, and the fine adjustment mechanism B is configured on the outer periphery of the fine adjustment screw shaft 18.
  • the fine adjustment side roll 11 is slidably fitted by screw movement. That is, in the granular insertion recess 9a of the multi-adjustment sliding side roll 9, in addition to the granular insertion protrusion 8b of the fixed side roll 8 described above, the granular insertion protrusion of the fine adjustment side roll 11 of the fine adjustment mechanism B is provided.
  • the portion 11b is also inserted from the side opposite to the particle insertion protrusion 8b of the fixed roll 8, which is the left and right inner side.
  • the multi-line adjusting sliding side roll 9 is slid to adjust the left and right width of the insertion groove.
  • the fine adjustment mechanism B adjusts the space between the multi-adjustment sliding side roll 9 and the fine adjustment-side roll 11 to the left and right, and between the multi-adjustment sliding side roll 9 and the fine adjustment side roll 11.
  • the width of the grain insertion groove on the side opposite to the fixed side roll 8 can be finely adjusted to the left and right.
  • the fine adjustment side roll 11 is configured as shown in FIG. 15, and a fine adjustment knob 11 a is loosely fitted to the inner end of the fine adjustment side roll 11.
  • Both the fine adjustment side roll 11 and the fine adjustment knob 11a are made of resin. Between the fine adjustment side roll 11 and the fine adjustment knob 11a, the resin members can play freely so that both can freely rotate. It is set as the structure fitted and supported integrally.
  • the fine adjustment knob 11a is screwed into an adjustment screw portion 18a provided on the fine adjustment screw shaft 18.
  • the screw is rotated on the adjustment screw portion 18a, and the screw portion is divided. Only the fine adjustment knob 11a and the fine adjustment side roll 11 can be moved right and left. Sliding for fine adjustment on the left and right by the fine adjustment knob 11a of the fine adjustment side roll 11 is performed regardless of the state of the multi-adjustment sliding side roll 9 and the engagement / disengagement body support portion 15 of the sliding roll mechanism A. Further, by moving the fine adjustment side roll 11 with respect to the multi-row adjustment sliding side roll 9, the operator additionally adjusts by using the fine adjustment mechanism B for each of various child / fertilizer feeding device units U. It is configured to be able to.
  • the fine adjustment knob 11a of the fine adjustment side roll 11 is rotated by being arranged in various child / fertilizer feeding device units U.
  • the feeding amount can be finely adjusted to a desired amount over all or all of the metering mechanism of the roll type feeding device.

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

Abstract

La présente invention concerne un mécanisme de dosage d'un dispositif d'alimentation de type rouleau, un mécanisme de rouleau coulissant (A) étant fixé à une tige d'entraînement d'alimentation (3), la tige d'entraînement d'alimentation (3) et une poignée d'ajustement multi-rangée (1) d'un mécanisme de poignée d'ajustement multi-rangée (C) destiné à ajuster une quantité d'alimentation étant disposée selon une disposition raccordée, et la poignée d'ajustement multi-rangée (1) amenant la tige d'entraînement d'alimentation (3) à coulisser pour permettre l'ajustement des degrés d'ouverture de rouleau des mécanismes de rouleau coulissants (A), dont le nombre correspond au nombre de rangées. Un mécanisme d'ajustement fin (B) qui permet l'ajustement fin de la quantité d'alimentation à partir de chacun des mécanismes de rouleau coulissants (A) est ajouté à chacun des mécanismes de rouleau coulissants (A) pour lesquels les multiples rangées peuvent être ajustées simultanément par la poignée d'ajustement multi-rangée (1).
PCT/JP2018/001641 2017-01-27 2018-01-19 Mécanisme de dosage de dispositif d'alimentation de type rouleau Ceased WO2018139370A1 (fr)

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KR102140577B1 (ko) * 2019-11-14 2020-08-03 노진섭 스마트 수레
CN112335386A (zh) * 2020-10-29 2021-02-09 华南农业大学 一种蕉园变量施肥机

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JP2018117596A (ja) 2018-08-02
KR102321328B1 (ko) 2021-11-02
JP6765676B2 (ja) 2020-10-07
CN110225699B (zh) 2022-04-12
CN110225699A (zh) 2019-09-10

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