CN107223387A - A kind of press wheel design method for having function of covering soil concurrently - Google Patents
A kind of press wheel design method for having function of covering soil concurrently Download PDFInfo
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- CN107223387A CN107223387A CN201710424999.6A CN201710424999A CN107223387A CN 107223387 A CN107223387 A CN 107223387A CN 201710424999 A CN201710424999 A CN 201710424999A CN 107223387 A CN107223387 A CN 107223387A
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- msub
- soil
- wheel
- suppression
- hub
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C5/00—Making or covering furrows or holes for sowing, planting or manuring
- A01C5/06—Machines for making or covering drills or furrows for sowing or planting
- A01C5/066—Devices for covering drills or furrows
- A01C5/068—Furrow packing devices, e.g. press wheels
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
A kind of press wheel design method for having function of covering soil concurrently belongs to agricultural machinery technological field, and method of the invention comprises the following steps:Set by structure is identical, two suppression of soil that are arranged symmetrically wheel and wheel shaft are constituted parts;Design the geometric parameter of two suppression of soil wheel;Set the width l of cylindricality hub in the wheel of two suppression of soil1, taper hub width l2, two suppression of soil wheel gap l3, taper hub cone angle;Design the width l of cylindricality hub1, taper hub width l2, two suppression of soil wheel gap l3Specific size;Design the span of cone angle in taper hub;Press wheel designed by the present invention, can be achieved the independent press wheel operation during seeding operation, have earthing and suppression function concurrently, simplify seeding machinary structure, improve equipment job stabilization.
Description
Technical field
The invention belongs to agricultural machinery technological field, and in particular to have the press wheel design method of function of covering soil concurrently, especially
Be it is a kind of be arranged symmetrically with cylindricality and taper cone pulley shell structure can suppression of soil wheel design method.
Background technology
Earthing and suppression are the key links during seeding operation, are used as a tradition of northeast ridge culture area seeding operation
Agronomic technique measure, earthing operation should meet that the seed covering in kind of ditch is tight, and reach that earthing amount is suitable and earthing is uniform
Purpose.The effect of suppression operation is by improving soil density, so that seedling band soil absorption moisture ability increase, makes simultaneously
Seed touches with surrounding wet soil, plays improving soil moisture, soil moisture conservation and for moisture in the soil effect.Existing seeder mostly by single covering device and
Suppression device mainly has 3 kinds of board-like splayed, double-disk and squash type, town to realize earthing with operation, covering device is suppressed
Pressure device mainly includes plane, concave surface, the four kinds of forms in convex surface and the conical surface.Applied on external no-tillage seeding machine is at most collection suppression
With earthing in the squash type roller sealer of one, but the roller sealer is generally shallow earthing operation, it is impossible to meet traditional earthing
Requirement of the operation to thickness of earth covering.Therefore, to earthing and suppression function in one multi-functional press wheel research, to letter
Change implement structure, the stability improved in equipment operation process is significant.
The content of the invention
It is an object of the invention to provide a kind of design method for the press wheel for having function of covering soil concurrently, to replace tradition individually
Covering device and suppression device, play the earthing during seeding operation and suppression effect, and can simplify work tool structure, carry
Stability in high equipment operation process, and then improve seeding operation quality.To achieve the above object, it is of the invention from earthing and town
The movement tendency and stress relation that ditch soil is planted in pressure operation process set out, with reference to post-job kind of ditch shape of plough and sowing
A kind of requirement of the work pattern to row spacing, it is proposed that press wheel design method for having function of covering soil concurrently.
A kind of press wheel design method for having function of covering soil concurrently of the present invention, comprises the following steps:
1.1 settings have the parts of the press wheel of function of covering soil concurrently:The press wheel of function of covering soil is had concurrently by right suppression of soil
Wheel I, left suppression of soil wheel II and wheel shaft III are constituted, wherein the complete phase of structure of right suppression of soil wheel I and left suppression of soil wheel II
Together, constituted by former D, support frame E, taper hub 1, cylindricality hub 2, reinforcement group I 3 and reinforcement group II 4, wherein:Width
Plate D is that 4 spokes of spoke group 5 on hollow disc shape, former D are in cross arrangement, and 4 hollow outs of hollow out group 6 are uniformly at intervals in 4
Between individual spoke;Support frame E is cylinder, and its center is provided with through hole 7;The one end of wheel shaft III is provided with keyway 8;Former D cylindrical and cone
Affixed in the middle of the inwall of shape hub 1,4 spokes are inner affixed with support frame E face of cylinder in former D;Reinforcement group I 3 is by 4
Gusset composition triangular in shape, the base of 4 gussets is fixed in outside former D 4 spokes, and gusset short side is fixed in taper cone pulley
The inwall of shell 1;Reinforcement group II 4 is made up of 4 gussets triangular in shape, and the base of 4 gussets is fixed in former D 4 width
Bar inner face;Gusset short side is fixed in the inwall of taper hub 1;Right suppression of soil wheel I and left suppression of soil take turns II in the two to add
The opposite position of strengthening tendons group II 4, it is affixed through wheel shaft III.
The geometric parameter of right suppression of soil wheel I and left suppression of soil wheel II described in 1.2 setting procedure 1.1:Cylindricality hub 2
Outside diameter d1, cylindricality hub 2 width l1, taper hub 1 width l2, right suppression of soil wheel I taken turns with left suppression of soil II gap
l3, taper hub 1 cone angle, wherein cylindricality hub 2 outside diameter d1For 300~600mm, it can be protected with meeting in operation process
Card transmission, reduces sliding phenomenon as far as possible again.
The width l of cylindricality hub 2 described in 1.3 design procedures 1.21, taper hub 1 width l2, right suppression of soil wheel I
With the gap l of left suppression of soil wheel II3, determined by post-job kind of ditch shape of plough, wherein to plant limes marginis after ditching operation
Edge A points are the origin of coordinates, and flatly apparent bearing is X-axis, and vertically apparent bearing is Y-axis, sequentially determine right suppression of soil wheel I and left
The gap l of suppression of soil wheel II3, taper hub 1 width l2With the width l of cylindricality hub 21;
Wherein:In order to reduce the hilling phenomenon in operation process along equipment direction of advance, right suppression of soil wheel I and left earthing
The gap l of press wheel II3Meet:
In order to ensure earthing and suppression quality, the width l of taper hub 42Meet:
And l2> 2l3
In order to reduce the sliding phenomenon in operation process, it is ensured that the stable drive of wheel body, the width l of cylindricality hub 21It is full
Foot:
And
Wherein:l4For trench digging width, that is, plant the distance between ditch hump B and B ';l5For breadth, that is, plant furrow rim point A
The distance between and A ';l6For row spacing, i.e., the distance between two neighboring kind ditch bottom of trench O point;Unit is:mm.
The cone angle of taper hub 1 described in 1.4 design procedures 1.2, in order to ensure earthing quality, value is:
Wherein:α takes maximum integer, unit:°;xA、xB、xCRespectively plant ditch outer counter marginal point A, summit B and and water
Horizontal coordinates of the interior intersection point C of plane in coordinate system XOY, unit:mm;fABX and fBCX is respectively AB sections of kind of ditch outer counter
With the BC sections of fit equations in coordinate system XOY, unit:mm;l7For the trench digging width of kind of ditch in the horizontal plane, that is, plant furrow rim
The distance between curve and horizontal plane intersection point C and C ', unit:mm;h1For ditching depth, unit:mm.
Press wheel designed by the present invention, can be achieved seeding operation during independent press wheel operation, have concurrently earthing and
Function is suppressed, simplifies seeding machinary structure, equipment job stabilization is improved.
Brief description of the drawings
Fig. 1 is the press wheel design method flow chart for having function of covering soil concurrently
Fig. 2 is the press wheel structural representation for having function of covering soil concurrently
Fig. 3 is that suppression of soil wheel partial view is intended to
Fig. 4 is that suppression of soil wheel partial view is intended to
Fig. 5 is that assembling front view is taken turns in suppression of soil
Fig. 6 is that assembling side elevation is taken turns in suppression of soil
Fig. 7 is former structural representation
Fig. 8 is support frame structure schematic diagram
Fig. 9 is wheel shaft structure schematic diagram
Figure 10 is kind of a ditch structural representation
Figure 11 isWhen kind ditch and suppression of soil take turns position relationship schematic diagram
Figure 12 isWhen kind ditch and suppression of soil take turns position relationship schematic diagram
Wherein:I, takes turns right suppression of soil the left suppression of soil wheel taper cone pulleies of III, wheel shaft D. former E. support frames 1. of II,
The keyway of 7. through hole of shell 2. cylindricality hub, 3. reinforcement group, I 4. reinforcement group, II 5. spoke group, 6. hollow out group 8.
Embodiment
Present invention is described below in conjunction with the accompanying drawings.
As shown in Figures 1 to 8, the present invention is made up of right suppression of soil wheel I, left suppression of soil wheel II and wheel shaft III, wherein
Right suppression of soil wheel I is identical with the structure that left suppression of soil takes turns II, by former D, support frame E, taper hub 1, cylindricality
Hub 2, reinforcement group I 3, reinforcement group II 4 are constituted, wherein:Former D is 4 width of spoke group 5 on hollow disc shape, former D
Bar is in cross arrangement, and 4 hollow outs of hollow out group 6 are uniformly at intervals between 4 spokes;Support frame E is cylinder, and its center is provided with logical
Hole 7;The one end of wheel shaft III is provided with keyway 8;It is affixed in the middle of the inwall of former D cylindrical and taper hub 1, in former D in 4 spokes
End and the support frame E face of cylinder are affixed.
Reinforcement group I 3 is made up of 4 gussets triangular in shape, and the base of 4 gussets is fixed in outside former D 4 spokes
Face, gusset short side is fixed in the inwall of taper hub 1;Reinforcement group II 4 is made up of 4 gussets triangular in shape, 4 gussets
Base is fixed in former D 4 spoke inner faces;Gusset short side is fixed in the inwall of taper hub 1;Right suppression of soil wheel I and a left side
Suppression of soil wheel II is affixed through wheel shaft III with the opposite position of the two middle reinforcement group II 4.
As shown in Figure 5 to Figure 6, the geometric parameter of described right suppression of soil wheel I and left suppression of soil wheel II:Cylindricality hub
2 outside diameter d1, cylindricality hub 2 width l1, taper hub 1 width l2, right suppression of soil wheel I take turns II with left suppression of soil
Gap l3, taper hub 1 cone angle, wherein cylindricality hub 2 outside diameter d1Span is 300~600mm, to meet operation
Both transmission had been can guarantee that in journey, sliding phenomenon is reduced as far as possible again.
As shown in Fig. 5 to Figure 12, the width l of described cylindricality hub 21, taper hub 1 width l2, right suppression of soil wheel
The I and gap l of left suppression of soil wheel II3, taper hub 1 cone angle, determined by post-job kind of ditch shape of plough, wherein
Furrow rim A points are planted using after ditching operation as the origin of coordinates, flatly apparent bearing is X-axis, vertically apparent bearing is Y-axis, and order is really
The gap l of fixed right suppression of soil wheel I and left suppression of soil wheel II3, taper hub 1 width l2With the width l of cylindricality hub 21;
Wherein:In order to reduce the hilling phenomenon in operation process along equipment direction of advance, right suppression of soil wheel I and left earthing
The gap l of press wheel II3Meet:
In order to ensure earthing and suppression quality, the width l of taper hub 42Meet:
And
In order to reduce the sliding phenomenon in operation process, it is ensured that the stable drive of wheel body, the width l of cylindricality hub 51It is full
Foot:
And
Wherein:l4For trench digging width, that is, plant the distance between ditch hump B and B ';l5For breadth, that is, plant furrow rim point A
The distance between and A ';l6For row spacing, i.e., the distance between two neighboring kind ditch bottom of trench O point;Unit is:mm.
The cone angle of described taper hub 1, in order to ensure earthing quality, value is:
Wherein:α takes maximum integer, unit:°;xA、xB、xCRespectively plant ditch outer counter marginal point A, summit B and and water
Horizontal coordinates of the interior intersection point C of plane in coordinate system XOY, unit:mm;fABAnd f (x)BC(x) it is respectively kind of a ditch outer counter
AB sections and the BC sections of fit equations in coordinate system XOY, unit:mm;l7For the trench digging width of kind of ditch in the horizontal plane, that is, plant ditch
The distance between boundary curve and horizontal plane intersection point C and C ', unit:mm;h1For ditching depth, unit:mm.
Claims (1)
1. a kind of press wheel design method for having function of covering soil concurrently, it is characterised in that comprise the following steps:
1.1 settings have the parts of the press wheel of function of covering soil concurrently:The press wheel for having function of covering soil concurrently is taken turns by right suppression of soil
(I), left suppression of soil wheel (II) and wheel shaft (III) composition, wherein the knot of right suppression of soil wheel (I) and left suppression of soil wheel (II)
Structure is identical, by former (D), support frame (E), taper hub (1), cylindricality hub (2), reinforcement group I (3) and reinforcement
II (4) of group composition, wherein:Former (D) is that 4 spokes of spoke group (5) on hollow disc shape, former (D) are in cross arrangement, is engraved
4 hollow outs of empty group (6) are uniformly at intervals between 4 spokes;Support frame (E) is cylinder, and its center is provided with through hole (7);Wheel shaft
(III) one end is provided with keyway (8);Affixed, 4 spokes in former (D) in the middle of the inwall of the cylindrical and taper hub (1) of former (D)
It is inner affixed with support frame (E) face of cylinder;Reinforcement group I (3) is made up of 4 gussets triangular in shape, the base of 4 gussets
Outside 4 spokes for being fixed in former (D), gusset short side is fixed in the inwall of taper hub (1);Reinforcement group II (4) is by 4
Gusset composition triangular in shape, the base of 4 gussets is fixed in 4 spoke inner faces of former (D);Gusset short side is fixed in taper
The inwall of hub (1);Right suppression of soil wheel (I) and left suppression of soil wheel (II) are with the opposite position of the two middle reinforcement group II (4)
Put, it is affixed through wheel shaft (III);
The geometric parameter of right suppression of soil wheel (I) and left suppression of soil wheel (II) described in 1.2 design procedures 1.1:Cylindricality hub (2)
Outside diameter d1, cylindricality hub (2) width l1, taper hub (1) width l2, right suppression of soil wheel (I) takes turns with left suppression of soil
(II) gap l3, taper hub (1) cone angle, wherein cylindricality hub (2) outside diameter d1For 300~600mm;
The width l of cylindricality hub (2) described in 1.3 design procedures 1.21, taper hub (1) width l2, right suppression of soil wheel
(I) and left suppression of soil wheel (II) gap l3, determined by post-job kind of ditch shape of plough, wherein to be planted after ditching operation
Furrow rim A points are the origin of coordinates, and flatly apparent bearing is X-axis, and vertically apparent bearing is Y-axis, sequentially determine right suppression of soil wheel
(I) and left suppression of soil wheel (II) gap l3, taper hub (1) width l2With the width l of cylindricality hub (2)1;
Wherein:Right suppression of soil wheel (I) and the gap l of left suppression of soil wheel (II)3Meet:
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The width l of taper hub (4)2Meet:
And l2> 2l3
The width l of cylindricality hub (2)1Meet:
And
Wherein:l4For trench digging width, that is, plant the distance between ditch hump B and B ';l5For breadth, that is, plant furrow rim point A and A '
The distance between;l6For row spacing, i.e., the distance between two neighboring kind ditch bottom of trench O point;Unit is:mm;
The cone angle of taper hub (1) is described in 1.4 design procedures 1.2:
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Wherein:α takes maximum integer, unit:°;xA、xB、xCRespectively plant ditch outer counter marginal point A, summit B and and horizontal plane
Horizontal coordinates of the interior intersection point C in coordinate system XOY, unit:mm;fABAnd f (x)BC(x) it is respectively AB sections of kind of ditch outer counter
With the BC sections of fit equations in coordinate system XOY, unit:mm;l7For the trench digging width of kind of ditch in the horizontal plane, that is, plant furrow rim
The distance between curve and horizontal plane intersection point C and C ', unit:mm;h1For ditching depth, unit:mm.
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CN201710424999.6A CN107223387B (en) | 2017-06-08 | 2017-06-08 | A kind of press wheel design method having both function of covering soil |
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CN201710424999.6A CN107223387B (en) | 2017-06-08 | 2017-06-08 | A kind of press wheel design method having both function of covering soil |
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CN107223387B CN107223387B (en) | 2019-03-12 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114793551A (en) * | 2022-04-01 | 2022-07-29 | 石河子大学 | Suppression earthing device with adjustable wide V type |
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US20120240835A1 (en) * | 2008-11-06 | 2012-09-27 | Schilling Robin B | Seed boot for doudle-shoot disc opener |
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2017
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US3718191A (en) * | 1970-08-25 | 1973-02-27 | Acra Plant | Clearing attachment for planter shoes |
US20120240835A1 (en) * | 2008-11-06 | 2012-09-27 | Schilling Robin B | Seed boot for doudle-shoot disc opener |
WO2011061146A1 (en) * | 2009-11-19 | 2011-05-26 | Cnh Belgium N.V. | Depth adjustment assembly for a disc opener of an agricultural implement |
CN203523448U (en) * | 2013-11-01 | 2014-04-09 | 新疆天诚农机具制造有限公司 | Anti-dislocation device |
CN104025775A (en) * | 2014-05-27 | 2014-09-10 | 南京农业大学 | Seeder with middle ditching, unit profile modeling and seeding depth adjusting functions |
CN205249759U (en) * | 2015-11-26 | 2016-05-25 | 罗维成 | Seeding rolls dark covering device of limit |
CN105766149A (en) * | 2016-05-12 | 2016-07-20 | 农业部南京农业机械化研究所 | Stepless adjustable earthing and compacting mechanism |
CN106508193A (en) * | 2016-11-04 | 2017-03-22 | 吉林大学 | Lateral extrusion-push type soil-covering pressing monomer |
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Title |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114793551A (en) * | 2022-04-01 | 2022-07-29 | 石河子大学 | Suppression earthing device with adjustable wide V type |
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