CN103493632B - Four-non-bevel-gear planetary-gear-train wide-narrow-row-spaced oblique-Z-shaped maize transplanting mechanism - Google Patents
Four-non-bevel-gear planetary-gear-train wide-narrow-row-spaced oblique-Z-shaped maize transplanting mechanism Download PDFInfo
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Abstract
The invention discloses a four-non-bevel-gear planetary-gear-train wide-narrow-row-spaced oblique-Z-shaped maize transplanting mechanism. The maize transplanting mechanism can improve the ventilation and light transmittance among the existing maize pot seedling transplanted plants. The maize transplanting mechanism can realize the maize planting of a wide-narrow-row-spaced planting and oblique-Z-shaped planting combination; each transplanting component of the maize transplanting mechanism comprises two center bevel gears, first intermediate bevel gears, second intermediate bevel gears, intermediate shafts, planetary bevel gears, planetary shafts, transplanting arms and a gearbox, wherein the two center bevel gears are respectively sleeved at the two ends of a central shaft, and each center bevel gear is fixedly connected with a transmission case through a jaw flange; the first intermediate bevel gears and the second intermediate bevel gears are fixed on the intermediate shafts; one ends of the planetary shafts extend out of a shell body at the outer side of the gearbox and are fixedly connected with shell bodies of the transplanting arms, and the planetary bevel gears are fixedly arranged at the middle parts of the planetary shafts; the center bevel gears are meshed with the first intermediate bevel gears, and the second intermediate bevel gears are meshed with the planetary bevel gears. The four-non-bevel-gear planetary-gear-train wide-narrow-row-spaced oblique-Z-shaped maize transplanting mechanism has the advantage that the ventilation and light transmittance among the plants can be improved.
Description
Technical field
The invention belongs to agricultural machinery technological field, relate to the transplanting mechanism of high speed corn wide-and narrow-row transplanter, be specifically related to the oblique zigzag transplanting mechanism of a kind of four non-conical planetary gear train corn wide-and narrow-row.
Background technology
China has a large population in a small area, and transplanting can make full use of land resources, and the transplanting of land for growing field crops cereal crops is particularly badly in need of, and corn potted-seedling transplanting is the important measures improving corn yield, can improve output 15 ~ 20%.In addition, corn potted-seedling transplanting can solve northern spring drought days after planting large area to be short of seedling problem.But the transplanter of international market at present, complex structure, cost are too high, efficiency is low, and cheap cereal crops are transplanted and are difficult to bear, and thus exploitation full-automatic corn transplanter efficiently, at a low price, becomes the task of top priority.
Wide-narrow row planting refers to arrange between maize seedling carries out a wide narrow planting patterns to spacing, this planting patterns utilizes the principles of increase yield of crop Edge advantages, by arranging to spacing between adjustment maize seedling, improve ventilation, light transmittance between plant, alleviate disease, thus reach the object of good quality and high output, cost-saving synergistic.
Wide-narrow row planting can change between maize seedling and arranges to spacing, but in each row, the spacing of adjacent maize seedling is equal, thus ventilate between plant, light transmittance can also improve further.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, there is provided a kind of four non-conical planetary gear train corn wide-and narrow-row oblique zigzag transplanting mechanism, realize the requirement of the oblique zigzag plantation of maize seedling wide-and narrow-row, by regulating central shaft and jackshaft and the axis angle between planet axis and jackshaft, optimize associated mechanisms parameter, the oblique zigzag transplanting mechanism of four non-conical planetary gear train corn wide-and narrow-rows meeting different type of machines, different wide-and narrow-row agriculture requirement can be designed.This is significant to raising corn yield.
The corn planting that the present invention realizes is the combination of wide-narrow row planting and tiltedly zigzag plantation.Described oblique zigzag plantation for after plantation along transplanting mechanism direction of advance, between the maize seedling of maize seedling, the colleague maize seedling of adjacent column, the maize seedling of same column adjacent lines and adjacent column adjacent lines, order line is oblique zigzag.
The present invention includes power-transmitting part, jaw flange and parts of planting; Two parts of planting are separately positioned on the both sides of power-transmitting part.
Described power-transmitting part comprises center sprocket wheel, central shaft, chain, drive sprocket, drive sprocket axle and transmission case; Center sprocket wheel, central shaft, chain, drive sprocket and drive sprocket axle are integrally provided in transmission case; Drive sprocket and drive sprocket axle are arranged on the afterbody of transmission case, and the two ends of drive sprocket axle are all connected with transmission case by bearing, and drive sprocket is fixedly installed on the middle part of drive sprocket axle; Center sprocket wheel and central shaft are arranged on the head of transmission case, are connected between central shaft with transmission case by bearing, and the two ends of central shaft are stretched out outside the two side of transmission case respectively, and center sprocket wheel is fixedly installed on the middle part of central shaft; Center sprocket wheel is connected by chain with between drive sprocket.
Described parts of planting comprise center bevel gear, the first Intermediate bevel gears, the second Intermediate bevel gears, jackshaft, bevel planet gear, planet axis, transplanting arm and gear-box.
Described gear-box entirety can be triangle or strip, and inside offers bevel planet gear installation cavity, Intermediate bevel gears installation cavity and center bevel gear installation cavity; The top of Intermediate bevel gears installation cavity and the through setting of bevel planet gear installation cavity, bottom and the through setting of center bevel gear installation cavity; If gear-box is triangular in shape, bevel planet gear installation cavity, Intermediate bevel gears installation cavity and center bevel gear installation cavity are separately positioned on the position place, an angle of gear-box.
The two ends portion of described central shaft stretches in the center bevel gear installation cavity of a gear-box respectively, and is fixedly connected with corresponding gear-box respectively; The installation carrier phase shift of two gear-boxes 160 ~ 190 °.
Empty set is at the two ends of central shaft respectively for two described center bevel gears, and each center bevel gear is fixedly connected with transmission case by a jaw flange; Jackshaft is arranged in the Intermediate bevel gears installation cavity of gear-box, and is connected with gear-box by bearing; The middle part of jackshaft is fixedly installed the first Intermediate bevel gears and the second Intermediate bevel gears successively; Planet axis is arranged in the bevel planet gear installation cavity of gear-box, and is connected with gear-box by bearing; One end of planet axis is stretched out the outside housing of gear-box and is fixedly connected with transplanting arm, and middle part is fixedly installed bevel planet gear; Center bevel gear engages with the first Intermediate bevel gears, and the second Intermediate bevel gears engages with bevel planet gear.
By center bevel gear and the first Intermediate bevel gears engage and the second Intermediate bevel gears realizes resultant gear ratio function curve with engaging of bevel planet gear, make transplanting mechanism form 8-shaped space motion path, resultant gear ratio function curve have two crests.
Described central shaft and the axis angle of jackshaft are 2 ~ 45 °, and value is according to wide-and narrow-row line-spacing agriculture requirement adjusted design; The axis angle of jackshaft and planet axis is 2 ~ 45 °, and value is according to wide-and narrow-row line-spacing agriculture requirement adjusted design.
Described center bevel gear and the first Intermediate bevel gears can be the one in single order elliptic cone gear, single order deformed ellipse bevel gear, high-order elliptic cone gear, high-order denatured elliptic cone gear, single order non-conical gear, high-order non-conical gear, bias-non-conical gear or sex change non-conical gear simultaneously;
The second described Intermediate bevel gears and bevel planet gear can be the one in single order elliptic cone gear, single order deformed ellipse bevel gear, high-order elliptic cone gear, high-order denatured elliptic cone gear, single order non-conical gear, high-order non-conical gear, bias-non-conical gear or sex change non-conical gear simultaneously.
Described transplanting arm adopts ripe prior art, and such as application number is the patent of 201110164729.9.
The beneficial effect that the present invention has is:
Non-conical gear has the non-at the uniform velocity transmission of noncircular gear pair and the space drive characteristic of bevel gear pair concurrently, central shaft and jackshaft and the axis angle between planet axis and jackshaft are all not equal to 90 °, according to corresponding wide-and narrow-row line-spacing agriculture requirement adjusted design, make to transplant seedling claw on arm after getting seedling, it pushes away seedling point relative to getting seedling point in the vertical direction and offsets, thus make the line-spacing of institute's Transplanting Maize seedling become width to change, realize the agriculture requirement of wide-narrow row planting.Change the size of axis angle, this transplanting mechanism can meet different wide-and narrow-row agriculture requirements.Two-stage gears meshing resultant gear ratio function curve requires two crests simultaneously, obtains 8-shaped plant quiet track by mechanism parameter optimization.Because the initial settling angle degree of two gear-boxes is different, the seedling claw transplanting process that both sides are transplanted on arm is asynchronous, realizes the oblique zigzag plantation of maize seedling.
Transmission mechanism working stability of the present invention, mechanization degree is high, can realize arranging between maize seedling carrying out a wide narrow plantation and adjacent rows maize seedling to spacing and staggering plantation.These two kinds of planting patternss combine, and make full use of the principles of increase yield of crop Edge advantages, by adjustment maize seedling between row to row to spacing, improve between plant ventilate, light transmittance, alleviate disease, thus reach the object of good quality and high output, cost-saving synergistic.
Accompanying drawing explanation
Fig. 1 is the present invention 8-shaped space motion path figure that transplanter direction of advance is formed when being arranged on respectively on adjacent two transmission cases of transplanter;
Fig. 2 is the maize seedling distribution schematic diagram that the oblique zigzag plantation of corn wide-and narrow-row is formed;
Fig. 3 is kinematic sketch of mechanism of the present invention;
Fig. 4 is the assembly structure schematic diagram in the present invention between two gear-boxes;
Fig. 5 is the kinematic sketch of mechanism of middle gear case inner planet train of the present invention;
Fig. 6 is the assembly structure stereogram of middle gear case inner planet train of the present invention;
Fig. 7 is the two-stage gears meshing resultant gear ratio function curve diagram that the 8-shaped space motion path of the seedling claw formation of transplanting arm in the present invention is corresponding;
Fig. 8 is the end view of the 8-shaped space motion path that the seedling claw of transplanting arm in the present invention is formed;
Fig. 9 is the assembly structure partial perspective view of central shaft of the present invention and jackshaft;
Figure 10 is the assembly structure stereogram of jackshaft of the present invention and planet axis;
Figure 11 is the interior cutaway view of transplanting arm in the present invention;
Figure 12 is the external structure stereogram of transplanting arm in the present invention.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As depicted in figs. 1 and 2, the corn planting that the oblique zigzag transplanting mechanism of a kind of four non-conical planetary gear train corn wide-and narrow-row realizes is the combination of wide-narrow row planting and tiltedly zigzag plantation.Oblique zigzag plantation is along transplanting mechanism direction of advance after plantation, i.e. the direction of arrow of Fig. 2, a maize seedling q
1, colleague adjacent column maize seedling q
2, same column adjacent lines maize seedling q
3and the maize seedling q of adjacent column adjacent lines
4between order line be oblique zigzag.
As shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, the oblique zigzag transplanting mechanism of this four non-conical planetary gear train corn wide-and narrow-row comprises power-transmitting part, jaw flange 1 and parts of planting; Two parts of planting are separately positioned on the both sides of power-transmitting part.
Power-transmitting part comprises center sprocket wheel 2, central shaft 3, chain 4, drive sprocket 5, drive sprocket axle 6 and transmission case 7; Center sprocket wheel 2, central shaft 3, chain 4, drive sprocket 5 and drive sprocket axle 6 are integrally provided in transmission case 7; Drive sprocket 5 and drive sprocket axle 6 are arranged on the afterbody of transmission case 7, and the two ends of drive sprocket axle 6 are all connected with transmission case 7 by bearing, and drive sprocket 5 is fixedly installed on the middle part of drive sprocket axle; Center sprocket wheel 2 and central shaft 3 are arranged on the head of transmission case 7, are connected between central shaft 3 with transmission case 7 by bearing, and the two ends of central shaft 3 are stretched out outside the two side of transmission case 7 respectively, and center sprocket wheel 2 is fixedly installed on the middle part of central shaft 3; Be connected by chain 4 between center sprocket wheel 2 with drive sprocket 5.
Parts of planting comprise center bevel gear 8, first Intermediate bevel gears 9, second Intermediate bevel gears 10, jackshaft 11, bevel planet gear 12, planet axis 13, transplant arm 14 and gear-box 15.
Gear-box 15 is overall triangular in shape, and inside offers bevel planet gear installation cavity 15-1, Intermediate bevel gears installation cavity 15-2 and center bevel gear installation cavity 15-3; Bevel planet gear installation cavity 15-1, Intermediate bevel gears installation cavity 15-2 and center bevel gear installation cavity 15-3 are separately positioned on the position place, an angle of gear-box 15; The top of Intermediate bevel gears installation cavity 15-2 and the through setting of bevel planet gear installation cavity 15-1, bottom and the through setting of center bevel gear installation cavity 15-3.
The two ends portion of central shaft 3 stretches in the center bevel gear installation cavity 15-3 of a gear-box 15 respectively, and is fixedly connected with corresponding gear-box 15 respectively; The installation carrier phase shift of two gear-boxes 15
,
it is 180 °.
Empty set is at the two ends of central shaft 3 respectively for two center bevel gears 8, and each center bevel gear 8 is fixedly connected with transmission case 7 by a jaw flange 1; Jackshaft 11 is arranged in the Intermediate bevel gears installation cavity 15-2 of gear-box, and is connected with gear-box 15 by bearing; The middle part of jackshaft 11 is fixedly installed the first Intermediate bevel gears 9 and the second Intermediate bevel gears 10 successively; Planet axis 13 is arranged in the bevel planet gear installation cavity 15-1 of gear-box, and is connected with gear-box by bearing; One end of planet axis 13 is stretched out the outside housing of gear-box and is fixedly connected with transplanting arm 14, and middle part is fixedly installed bevel planet gear 12; Center bevel gear 8 engages with the first Intermediate bevel gears 9, and the second Intermediate bevel gears 10 engages with bevel planet gear 12.
As shown in Fig. 6, Fig. 7 and Fig. 8, by center bevel gear 8 and the first Intermediate bevel gears 9 engage and the second Intermediate bevel gears 10 realizes resultant gear ratio function curve 16 with engaging of bevel planet gear 12, make transplanting mechanism form 8-shaped space motion path 17, resultant gear ratio function curve 16 has two crests.
As shown in Figure 9 and Figure 10, central shaft 3 with the axis angle of jackshaft 11 is
,
it is 9 °; Jackshaft 11 with the axis angle of planet axis 13 is
,
it is 7 °;
,
value according to wide-and narrow-row line-spacing agriculture requirement adjusted design.
As shown in Figure 5 and Figure 6, center bevel gear 8, first Intermediate bevel gears 9, second Intermediate bevel gears 10 and bevel planet gear 12 are single order non-conical gear.
As is illustrated by figs. 11 and 12, transplant arm 14 and adopt ripe prior art, such as application number is the patent of 201110164729.9.
The operation principle of the oblique zigzag transplanting mechanism of this four non-conical planetary gear train corn wide-and narrow-row:
Transplanting mechanism power is delivered on center sprocket wheel 2 by the drive sprocket 5 in the transmission case 7 of transplanter through chain 4, band central shaft 3 rotates, central shaft 3 driven gear case 15 rotates, in gear-box 15, empty set on central shaft 3 and the center bevel gear 8 fixing with transmission case 7 engage with the first Intermediate bevel gears 9, second Intermediate bevel gears 10 and the first Intermediate bevel gears 9 are coaxially installed, and engage with bevel planet gear 12; When bevel planet gear 12 rotates with planet axis 13 opposed gear case 15, planet axis 13 drives transplanting arm 14 to rotate, because jackshaft 11 and the axis angle of cut of central shaft 3 and the axis angle of cut of jackshaft 11 and planet axis 13 are all not equal to 90 °, therefore the transplanting rotational plane of arm 14 and the rotational plane of gear-box 15 are not parallel planes, cause and transplant seedling claw 18 on arm 14 after getting seedling, it pushes away seedling point C, D relative to getting seedling point A, B in the vertical direction and offsets.The rotation of transplanting arm 14 makes shift fork 19 swing around the cam 20 be fixed on gear-box 15, before getting seedling, seedling claw 18 leading portion contacts, after pushing away seedling, seedling claw 18 leading portion struts, shift fork 19 through cam 20 first ascent stage and lift, seedling-pushing rod 21 is increased to certain position point, Compress Spring 23 simultaneously, about 15mm is dehisced to be contracted in seedling claw 18 front end; When seedling claw 18 is close to maize seedling 24, shift fork 19 through cam 20 second ascent stage and lift, seedling-pushing rod 21 is increased to peak, push away seedling pawl 22 rear end extruding seedling claw 18, complete the process of gripping maize seedling 24; When seedling claw 18 arrives mouth top position, corn cave, shift fork 19 goes to cam 20 breach, spring 23 return promotes seedling-pushing rod 21 rapid movement downwards, push away seedling pawl 22 and can strut seedling claw 18, push away seedling pawl 22 maize seedling 24 is pushed in corn cave, thus order completes the getting of maize seedling 24, promotes to do simultaneously.Two gear-box 15 initial settling angle degree differ 180 °, make the transplanting arm 14 of both sides transplant action asynchronous, thus the oblique zigzag of the mechanization wide-and narrow-row realizing maize seedling 24 is transplanted.
Claims (6)
1. the oblique zigzag transplanting mechanism of four non-conical planetary gear train corn wide-and narrow-rows, the corn planting of realization is the combination of wide-narrow row planting and tiltedly zigzag plantation, it is characterized in that:
Described oblique zigzag plantation for after plantation along transplanting mechanism direction of advance, between the maize seedling of maize seedling, the colleague maize seedling of adjacent column, the maize seedling of same column adjacent lines and adjacent column adjacent lines, order line is oblique zigzag;
This transplanting mechanism comprises power-transmitting part, jaw flange and parts of planting; Two parts of planting are separately positioned on the both sides of power-transmitting part;
Described power-transmitting part comprises center sprocket wheel, central shaft, chain, drive sprocket, drive sprocket axle and transmission case; Center sprocket wheel, central shaft, chain, drive sprocket and drive sprocket axle are integrally provided in transmission case; Drive sprocket and drive sprocket axle are arranged on the afterbody of transmission case, and the two ends of drive sprocket axle are all connected with transmission case by bearing, and drive sprocket is fixedly installed on the middle part of drive sprocket axle; Center sprocket wheel and central shaft are arranged on the head of transmission case, are connected between central shaft with transmission case by bearing, and the two ends of central shaft are stretched out outside the two side of transmission case respectively, and center sprocket wheel is fixedly installed on the middle part of central shaft; Center sprocket wheel is connected by chain with between drive sprocket;
Described parts of planting comprise center bevel gear, the first Intermediate bevel gears, the second Intermediate bevel gears, jackshaft, bevel planet gear, planet axis, transplanting arm and gear-box;
Described gear-box inside offers bevel planet gear installation cavity, Intermediate bevel gears installation cavity and center bevel gear installation cavity; The top of Intermediate bevel gears installation cavity and the through setting of bevel planet gear installation cavity, bottom and the through setting of center bevel gear installation cavity;
The two ends portion of described central shaft stretches in the center bevel gear installation cavity of a gear-box respectively, and is fixedly connected with corresponding gear-box respectively; The installation carrier phase shift of two gear-boxes 160 ~ 190 °;
Empty set is at the two ends of central shaft respectively for two described center bevel gears, and each center bevel gear is fixedly connected with transmission case by a jaw flange; Jackshaft is arranged in the Intermediate bevel gears installation cavity of gear-box, and is connected with gear-box by bearing; The middle part of jackshaft is fixedly installed the first Intermediate bevel gears and the second Intermediate bevel gears successively; Planet axis is arranged in the bevel planet gear installation cavity of gear-box, and is connected with gear-box by bearing; One end of planet axis is stretched out the outside housing of gear-box and is fixedly connected with transplanting arm, and middle part is fixedly installed bevel planet gear; Center bevel gear engages with the first Intermediate bevel gears, and the second Intermediate bevel gears engages with bevel planet gear.
2. the oblique zigzag transplanting mechanism of a kind of four non-conical planetary gear train corn wide-and narrow-row according to claim 1, it is characterized in that: described gear-box entirety can be triangle or strip, if gear-box is triangular in shape, bevel planet gear installation cavity, Intermediate bevel gears installation cavity and center bevel gear installation cavity are separately positioned on the position place, an angle of gear-box.
3. the oblique zigzag transplanting mechanism of a kind of four non-conical planetary gear train corn wide-and narrow-row according to claim 1, it is characterized in that: by center bevel gear and the first Intermediate bevel gears engage and the second Intermediate bevel gears realizes resultant gear ratio function curve with engaging of bevel planet gear, make transplanting mechanism form 8-shaped space motion path, resultant gear ratio function curve has two crests.
4. the oblique zigzag transplanting mechanism of a kind of four non-conical planetary gear train corn wide-and narrow-row according to claim 1, it is characterized in that: described central shaft and the axis angle of jackshaft are 2 ~ 45 °, value is according to wide-and narrow-row line-spacing agriculture requirement adjusted design; The axis angle of jackshaft and planet axis is 2 ~ 45 °, and value is according to wide-and narrow-row line-spacing agriculture requirement adjusted design.
5. the oblique zigzag transplanting mechanism of a kind of four non-conical planetary gear train corn wide-and narrow-row according to claim 1, is characterized in that: described center bevel gear and the first Intermediate bevel gears can be the one in single order elliptic cone gear, single order deformed ellipse bevel gear, high-order elliptic cone gear, high-order denatured elliptic cone gear, single order non-conical gear, high-order non-conical gear, bias-non-conical gear or sex change non-conical gear simultaneously.
6. the oblique zigzag transplanting mechanism of a kind of four non-conical planetary gear train corn wide-and narrow-row according to claim 1, is characterized in that: the second described Intermediate bevel gears and bevel planet gear can be the one in single order elliptic cone gear, single order deformed ellipse bevel gear, high-order elliptic cone gear, high-order denatured elliptic cone gear, single order non-conical gear, high-order non-conical gear, bias-non-conical gear or sex change non-conical gear simultaneously.
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|---|---|---|---|---|
| CN102239764A (en) * | 2011-07-19 | 2011-11-16 | 浙江理工大学 | Elliptical bevel gear-elliptical gear wide-narrow row transplanting mechanism of high-speed rice transplanter |
| CN203537812U (en) * | 2013-09-24 | 2014-04-16 | 浙江理工大学 | Four-non-bevel-gear planetary-gear-train wide-narrow-row-spaced oblique-Z-shaped maize transplanting mechanism |
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| EP1505865B1 (en) * | 2002-05-07 | 2008-11-19 | Dirk Bruygom | Planting machine provided with a singulating system having a breaking mechanism, and singulating system as such |
| US8122838B2 (en) * | 2007-08-04 | 2012-02-28 | Faulring Mechanical Devices, Inc. | Transplanter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102239764A (en) * | 2011-07-19 | 2011-11-16 | 浙江理工大学 | Elliptical bevel gear-elliptical gear wide-narrow row transplanting mechanism of high-speed rice transplanter |
| CN203537812U (en) * | 2013-09-24 | 2014-04-16 | 浙江理工大学 | Four-non-bevel-gear planetary-gear-train wide-narrow-row-spaced oblique-Z-shaped maize transplanting mechanism |
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Effective date of registration: 20200612 Address after: 221000 building 1-1016, loft2, phase 7, Greenland Century City, Yunlong District, Xuzhou City, Jiangsu Province Patentee after: Jiangsu Jiankun Construction Engineering Co., Ltd Address before: Hangzhou City, Zhejiang province 310018 Xiasha Higher Education Park No. 2 Street No. 928 Patentee before: ZHEJIANG SCI-TECH University |