CN102640603B - Eccentric-non-conical bevel-gear wide-row and narrow-row transplanting mechanism for walking type rice transplanting machine - Google Patents
Eccentric-non-conical bevel-gear wide-row and narrow-row transplanting mechanism for walking type rice transplanting machine Download PDFInfo
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- CN102640603B CN102640603B CN201210127918.3A CN201210127918A CN102640603B CN 102640603 B CN102640603 B CN 102640603B CN 201210127918 A CN201210127918 A CN 201210127918A CN 102640603 B CN102640603 B CN 102640603B
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- 230000007246 mechanism Effects 0.000 title claims abstract description 29
- 235000007164 Oryza sativa Nutrition 0.000 title abstract description 37
- 235000009566 rice Nutrition 0.000 title abstract description 37
- 240000007594 Oryza sativa Species 0.000 title abstract 2
- 230000005540 biological transmission Effects 0.000 claims abstract description 22
- 241000209094 Oryza Species 0.000 description 35
- 238000010586 diagram Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- 241001481833 Coryphaena hippurus Species 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
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- 230000002746 orthostatic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The invention discloses an eccentric-non-conical bevel-gear wide-row and narrow-row transplanting mechanism for a walking type rice transplanting machine. In a transmission box, power is transmitted to a central shaft through a chain or a bevel gear, gear boxes with an identical internal transmission structure are fixed at shaft ends on two sides of the central shaft, and central gears in the gear boxes are fixed on the transmission box through tooth-embedded type flanges and are in meshed transmission with an intermediate gear fixedly installed on an intermediate shaft, so that an intermediate eccentric bevel gear coaxially installed with the intermediate gear is driven to rotate. The intermediate eccentric bevel gear is meshed with a planet non-conical bevel gear, and a planting arm component is fixed at one end of a planet shaft extending out of the gear boxes. The intermediate shaft and the central shaft form a stagger angle theta or are parallel to each other, the shaft angle between the planet shaft and the intermediate shaft is an included angle phi unequal to 90 degrees, so that after a seedling is taken by a seedling needle positioned on the planting arm, a seedling transplanting point of the seedling needle is shifted for a corresponding distance leftwards or rightwards relative to a seedling taking point, and the agricultural requirements for wide-row and narrow-row seedling transplanting are achieved.
Description
Technical field
The present invention relates to a kind of agricultural machinery, especially relate to a kind of walk-behind type paddy-field work machine bias-non-circular cone bevel gear wide-narrow row transplanting mechanism that is applicable to walk-behind type paddy-field work machine wide-and narrow-row rice transplanting requirement.
Background technology
Wide-and narrow-row rice transplanting refers to that the line space of rice transplanter carries out a wide narrow planting patterns, this planting patterns is utilized the principles of increase yield of crop Edge advantages, by adjusting the line space of rice transplanting, improve ventilation, light transmittance between plant, alleviate disease, increase leaf area index, extend leaf longevity, accelerate dry-matter accumulation, thereby reach the object of good quality and high output, cost-saving synergistic.
Wide-narrow row transplanting mechanism is on rice transplanter, to realize seedling taking, implant Tanaka, make rice shoot become the parts of wide-narrow row planting.Patent of the present invention adopts bias-non-circular cone bevel gear to realize the requirement of wide-and narrow-row rice transplanting, by regulating the crossed axis angle between central gear and idler gear helical angle or the non-circular cone bevel gear shaft of planet and middle eccentric conical gear shaft, optimize associated mechanisms parameter, can design the wide-narrow row transplanting mechanism that meets different type of machines, different wide-and narrow-row agriculture requirements.
Summary of the invention
The object of this invention is to provide a kind of walk-behind type paddy-field work machine bias-non-circular cone bevel gear wide-narrow row transplanting mechanism, can realize wide-and narrow-row operation and be applicable to walk-behind type paddy-field work machine transplanting mechanism.
In order to achieve the above object, the technical solution used in the present invention is:
In chain-wheel box, power is delivered on the sprocket wheel of center through chain by the drive sprocket being contained on drive sprocket axle, and center sprocket wheel is fixed on central shaft, and central shaft two axial ends is fixed with respectively the left and right gear-box that inner drive mechanism is identical, left, a left side in right gear case, right central gear empty set is in central shaft two axial ends, by a left side, right jaw flange and chain-wheel box are fixedly connected, left, right central gear respectively be packed in separately left, a left side on right countershaft, right idler gear is meshed, left, right idler gear drives respectively and a left side, the coaxial mounted left side of right idler gear, right eccentric conical gear rotates, left, right eccentric conical gear respectively be packed in a left side, a left side in right planet axis, the non-circular cone bevel gear of right lateral star is meshed, left, right lateral star shaft extension goes out a left side, one end of right gear case is fixed with a left side, right transplant arm.
Left and right central gear in described left and right gear-box, left and right idler gear, the relative position triangularity in the axle center of left and right middle eccentric conical gear and the non-circular cone bevel gear three shaft gear planetary systems of left and right planet is arranged.
Described left and right jackshaft and central shaft interlaced arrangement, have an angle
or be and be arranged in parallel, work as oblique gear spiral angle
be 1 o'clock, helical gear deteriorates to spur gear or middle and center oblique gear spiral angle
equal and opposite in direction, rotation direction is contrary, and the crossed axis angle between described left and right planet axis and left and right jackshaft is the angle that is not equal to 90 degree according to corresponding wide-and narrow-row line-spacing agriculture requirement
.
Left and right central gear, left and right idler gear in described left and right transmission case are angular gear.
Left and right central gear in described left and right transmission case is angular gear, and left and right idler gear is straight-tooth gear.
Left and right central gear in described left and right transmission case is straight-tooth gear, and left and right idler gear is angular gear.
Left and right central gear in described left and right transmission case, left and right idler gear is straight-tooth gear.
Left and right central gear in described left and right transmission case, left and right idler gear (6,6 ＇) is elliptic gear, non-circular gear, eccentric gear, bias-non-circular gear or positive Knucle-gear.
Described elliptic gear is single order elliptic gear, single order modified elliptical gear, high order elliptic gear or High-Order Deformed Elliptic Gears.
The beneficial effect that the present invention has is:
Bias-non-circular cone bevel gear is taken into account the non-at the uniform velocity than the space drive characteristic of transmission and bevel gear of High-Order Deformed Elliptic Gears, and central gear and idler gear are interlaced arrangement
angle arrange or be arranged in parallel, the crossed axis angle between the non-circular cone bevel gear of planet and middle eccentric conical gear is a little angle that is not equal to 90 degree
, make transplant arm seedling pin after seedling taking, its rice transplanting point is offset respective distance to the left or to the right with respect to seedling taking point, makes institute's rice transplanting seedling line-spacing become width to change, and realizes the agriculture requirement of wide-and narrow-row rice transplanting, change oblique gear spiral angle
, crossed axis angle
size, this transplanting mechanism can meet different wide-and narrow-row agriculture requirements.
Transplanting mechanism of the present invention adopts helical teeth alternation sum elliptic cone gear mixed drive mechanism, less at the side-play amount a of seedling taking section while making the seedling taking of seedling pin, is more conducive to even taking-up and more approaches the rice shoot of square, and make seedling less for the injury of rice shoot and seedling root; Can obtain less rice transplanting vesicle mouth, after rice transplanting, rice shoot is difficult for lodging, is more conducive to the orthostatic of rice shoot.
Brief description of the drawings
Fig. 1 is structural principle schematic diagram of the present invention.
Fig. 2 is transplant arm cut-away view of the present invention.
Fig. 3 is the Planetary Gear Transmission schematic diagram of in axial direction projection of the present invention.
Fig. 4 is Planetary Gear Transmission stereogram of the present invention.
Fig. 5 is the non-circular cone bevel gear of planet of the present invention and middle eccentric conical gear drive, central gear layout drawing, in figure
angle represents the crossed axis angle between the non-circular cone bevel gear of planet and middle eccentric conical gear.
Fig. 6 is central gear of the present invention and the idler gear travelling gear figure while having an alternate angle, in figure
angle represents the alternate angle between jackshaft and center.
Fig. 7 be the present invention be arranged on that pair of right and left transplanting mechanism on same chain-wheel box forms push away seedling point apart from the principle schematic that is greater than seedling setting gate spacing at rice transplanter direction of advance rice transplanting track.
Fig. 8 be the present invention be arranged on that adjacent on adjacent chain roller box two transplanting mechanisms form push away seedling point apart from the principle schematic that is less than seedling setting gate spacing at rice transplanter direction of advance rice transplanting track.
Fig. 9 is the quiet trajectory diagram of side-looking " dolphin type " that the present invention forms.
Figure 10 is the Locus deviation schematic diagram of seedling pin of the present invention in seedling taking section, in figure
awhile representing the seedling taking of seedling pin at the Locus deviation of seedling taking section.
In figure: 1. center sprocket wheel, 2. central shaft, 3. right jaw flange, 3 ＇. left jaw flange, 4. right central gear, 4 ＇. LC gear, 5. right gear case, 5 ＇. left gear case, 6. right idler gear, 6 ＇. left idler gear, 7. right countershaft, 7 ＇. left countershaft, 8. right eccentric conical gear 1, 8 ＇. left eccentric conical gear 1, 9. the non-circular cone bevel gear of right lateral star, 9 ＇. the non-circular cone bevel gear of left lateral star, 10. right planet axis, 10 ＇. left planet axis, 11. right transplant arms, 11 ＇. left transplant arm, 12. chains, 13. drive sprockets, 14. drive sprocket axles, 15. chain-wheel boxs, , 16. cams, 17. shift forks, 18. transplanting rods, 19. springs, 20. seedling setting gates, 21. direction of advance rice transplanting tracks, 22. ground.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1 and Figure 2, in chain-wheel box 15, power is delivered on center sprocket wheel 1 through chain 12 by the drive sprocket 13 being contained on drive sprocket axle 14, and center sprocket wheel 1 is fixed on central shaft 2, and central shaft 2 two axial ends are fixed with respectively left and right gear-box 5 ＇, 5 that inner drive mechanism is identical, left, right gear case 5 ＇, a left side in 5, right central gear 4 ＇, 4 empty sets are in central shaft 2 two axial ends, by a left side, right jaw flange 3 ＇, 3 are fixedly connected with chain-wheel box 15, left, right central gear 4 ＇, 4 respectively be packed in separately left, right countershaft 7 ＇, a left side on 7, right idler gear 6 ＇, 6 are meshed, left, right idler gear 6 ＇, 6 drive respectively with left, right idler gear 6 ＇, 6 coaxial mounted left sides, right eccentric conical gear 8, 8 ＇ rotate, left, right eccentric conical gear 8 ＇, 8 respectively be packed in a left side, right planet axis 10, a left side on 10 ＇, non-circular cone bevel gear 9 ＇ of right lateral star, 9 are meshed, left, right planet axis 10 ＇, 10 stretch out a left side, right gear case 5 ＇, one end of 5 is fixed with a left side, right transplant arm 11 ＇, 11.Left and right transplant arm 11 ＇, 11 absolute movement are non-circular cone bevel gear 9 ＇ of left and right planet, 9 relatively left and right gear-box 5 ＇, 5 non-uniform rotation and left and right gear-box 5, the 5 ＇ resultant motion around the circular motion of central shaft 2.
As shown in Figure 3, left and right central gear 4 ＇, 4 in described left and right gear-box 5 ＇, 5, left and right idler gear 6 ＇, 6, left and right in the middle of eccentric conical gear 8 ＇, 8 and the relative position triangularity in the axle center of non-circular cone bevel gear 9 ＇ of left and right planet, 9 three shaft gear planetary systems arrange.
As shown in Fig. 4, Fig. 5, Fig. 6, described left and right jackshaft 7 ＇, 7 and central shaft 2 interlaced arrangement, have an angle
or be and be arranged in parallel, work as oblique gear spiral angle
be 1 o'clock, helical gear deteriorates to spur gear or middle and center oblique gear spiral angle
equal and opposite in direction, rotation direction is contrary, described left and right planet axis 10 ＇, 10 and left and right jackshaft 7 ＇, 7 between crossed axis angle be the angle that is not equal to 90 degree according to corresponding wide-and narrow-row line-spacing agriculture requirement
.
Left and right central gear 4 ＇, 4 in described left and right transmission case 5 ＇, 5, left and right idler gear 6 ＇, 6 are angular gear.
Left and right central gear 4 ＇, 4 in described left and right transmission case 5 ＇, 5 are angular gear, and left and right idler gear 6 ＇, 6 are straight-tooth gear.
Left and right central gear 4 ＇, 4 in described left and right transmission case 5 ＇, 5 are straight-tooth gear, and left and right idler gear 6 ＇, 6 are angular gear.
Left and right central gear 4 ＇, 4 in described left and right transmission case 5 ＇, 5, left and right idler gear 6 ＇, 6 are straight-tooth gear.
Left and right central gear 4 ＇, 4 in described left and right transmission case 5 ＇, 5, left and right idler gear 6 ＇, 6 are elliptic gear, non-circular gear, eccentric gear, bias-non-circular gear or positive Knucle-gear.
Described elliptic gear is single order elliptic gear, single order modified elliptical gear, high order elliptic gear or High-Order Deformed Elliptic Gears.
As shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, taking the gear in right gear case 5 as example illustrates left and right central gear 4 ＇, 4 and left and right idler gear 6 ＇, 6, non-circular cone bevel gear 9 ＇ of left and right planet, 9 and left and right in the middle of installation relation between eccentric conical gear 8 ＇, 8.Right central gear 4 and right idler gear 6 can be all identical helical gears of helical angle size and rotation direction simultaneously, can be also that straight-tooth gear or one of them are helical gear simultaneously, and one is spur gear, and jackshaft and central shaft are interlaced arrangement or are arranged in parallel; Crossed axis angle between right planet axis 10 and right countershaft 7, and be not equal to 90 crossed axis angles of spending between common bevel gear, but a little angle
, be also the non-circular cone bevel gear 9 of right lateral star and right between crossed axis angle between eccentric conical gear 8 large end faces be a little angle that is not equal to 90 degree
.By regulate right central gear 4 and right idler gear 6 the non-circular cone bevel gear 9 of helical angle, right lateral star and right between crossed axis angle between eccentric conical gear 8 can form different wide-and narrow-row seedling needle point point movement locus.As shown in Figure 7, narrow for being arranged on the track seedling taking point that on same chain-wheel box, pair of right and left transplanting mechanism forms, rice transplanting point is wide; Be illustrated in figure 8 the track seedling taking point that is arranged on two transplanting mechanisms formation adjacent on adjacent chain roller box apart from wider than pushing away seedling point; Fig. 9 is the quiet trajectory diagram of side-looking " dolphin type " that the present invention forms; In Fig. 7, Fig. 8
lfor rice transplanting cave mouth, the present invention can obtain less rice transplanting cave mouth; As shown in figure 10, the rice transplanting track 21 side-play amount a in seedling setting gate 20 place's seedling taking sections when seedling pin seedling taking of the present invention are less, are conducive to evenly take out the rice shoot of more approximate square, and make seedling less for the injury of rice shoot and seedling root.
Operation principle of the present invention is: transplanting mechanism power is delivered on center sprocket wheel 1 through chain 12 by the drive sprocket 13 in chain wheel box for rice transplanter 15, drive central shaft 2 to rotate, central shaft 2 drives left, right gear case 5 ＇, 5 rotate, left, right gear case 5 ＇, in 5, empty set on central shaft 2 with the fixing left side of chain-wheel box 15, right central gear 4 ＇, 4 with left, right idler gear 6 ＇, 6 engagements, left, right eccentric conical gear 8 ＇, 8 with left, right idler gear 6 ＇, 6 coaxially install, and with a left side, non-circular cone bevel gear 9 ＇ of right lateral star, 9 engagements, left, non-circular cone bevel gear 9 ＇ of right lateral star, 9 with left, right eccentric conical gear 8 ＇, crossed axis angle between 8 is a little angle that is not equal to 90 degree
.When non-circular cone bevel gear 9 ＇ of left and right planet, 9 with left and right planet axis 10 ＇, 10 in the time that left and right gear-box 5 ＇, 5 rotate, drive left and right transplant arm 11 ＇, 11 to rotate, due to non-circular cone bevel gear 9 ＇ of left and right planet, 9 and left and right in the middle of crossed axis angle between eccentric conical gear 8 ＇, 8 be not equal to 90 degree, therefore left and right transplant arm 11 ＇, 11 rotational plane and left and right gear-box 5 ＇, 5 rotational plane are not parallel planes, become
angle, the seedling pin on left and right like this transplant arm 11 ＇, 11 is after seedling taking, its rice transplanting point is offset respective distance to the left or to the right with respect to seedling taking point.Left and right transplant arm 11 ＇, 11 rotation make left and right shift fork 17 ＇, 17 be fixed on left and right gear-box 5 ＇, 5 around fixing left and right cam 16 ＇, 16() swing, lift through left and right cam 16 ＇, ascent stage of 16 at seedling taking front left and right shift fork 17 ＇, 17, left and right transplanting rod 18 ＇, 18 are increased to peak, and compression simultaneously pushes away seedling spring 19 ＇, 19; In seedling taking, before rice transplanting, left and right shift fork 17 ＇, 17 keep section in left and right cam 16 ＇, 16 extreme higher position; When seedling pawl arrives rice transplanting position, shift fork 17 ＇, 17 go to cam 16 ＇, 16 breach, push away seedling spring 19 ＇, 19 returns promotion transplanting rod 19 ＇, 19 downward rapid movements, and it is in soil that rice shoot is pushed to ground 22.Thereby order has completed seedling taking, the rice transplanting action of rice seedling, realizes the mechanization wide-and narrow-row of rice seedling and transplants.
Above-mentioned embodiment is used for the present invention that explains, instead of limits the invention, and in the protection domain of spirit of the present invention and claim, any amendment and change that the present invention is made, all fall into protection scope of the present invention.
Claims (9)
1. walk-behind type paddy-field work machine bias-non-circular cone bevel gear wide-narrow row transplanting mechanism, in chain-wheel box (15), power is delivered on center sprocket wheel (1) through chain (12) by the drive sprocket (13) being contained on drive sprocket axle (14), it is upper that center sprocket wheel (1) is fixed in central shaft (2), and central shaft (2) two axial ends is fixed with respectively the left and right gear-box that inner drive mechanism is identical (5 ＇, 5), it is characterized in that: a left side, right gear case (5 ＇, 5) left side in, right central gear (4 ＇, 4) empty set is in central shaft (2) two axial ends, by a left side, right jaw flange (3 ＇, 3) be fixedly connected with chain-wheel box (15), left, right central gear (4 ＇, 4) respectively be packed in separately left, right countershaft (7 ＇, 7) left side on, right idler gear (6 ＇, 6) be meshed, left, right idler gear (6 ＇, 6) drive respectively with left, right idler gear (6 ＇, 6) a coaxial mounted left side, right eccentric conical gear (8 ＇, 8) rotate, left, right eccentric conical gear (8 ＇, 8) respectively be packed in a left side, right planet axis (10 ＇, 10) left side on, non-circular cone bevel gear (9 ＇ of right lateral star, 9) be meshed, left, right planet axis (10 ＇, 10) stretch out a left side, right gear case (5 ＇, 5) one end is fixed with a left side, right transplant arm (11 ＇, 11).
2. a kind of walk-behind type paddy-field work machine bias-non-circular cone bevel gear wide-narrow row transplanting mechanism according to claim 1, it is characterized in that: the left and right central gear (4 ＇, 4) in described left and right gear-box (5 ＇, 5), left and right idler gear (6 ＇, 6), the relative position triangularity in the axle center of left and right middle eccentric conical gear (8 ＇, 8) and the non-circular cone bevel gear of left and right planet (9 ＇, 9) three shaft gear planetary systems is arranged.
3. a kind of walk-behind type paddy-field work machine bias-non-circular cone bevel gear wide-narrow row transplanting mechanism according to claim 1, is characterized in that: described left and right jackshaft (7 ＇, 7) and central shaft (2) interlaced arrangement, have an angle
or be and be arranged in parallel, work as oblique gear spiral angle
be 1 o'clock, helical gear deteriorates to spur gear or middle and center oblique gear spiral angle
equal and opposite in direction, rotation direction is contrary, and the crossed axis angle between described left and right planet axis (10 ＇, 10) and left and right jackshaft (7 ＇, 7) is the angle that is not equal to 90 degree according to corresponding wide-and narrow-row line-spacing agriculture requirement
.
4. a kind of walk-behind type paddy-field work machine bias-non-circular cone bevel gear wide-narrow row transplanting mechanism according to claim 1, it is characterized in that: the left and right central gear (4 ＇, 4) in described left and right transmission case (5 ＇, 5), left and right idler gear (6 ＇, 6) is angular gear.
5. a kind of walk-behind type paddy-field work machine bias-non-circular cone bevel gear wide-narrow row transplanting mechanism according to claim 1, it is characterized in that: the left and right central gear (4,4 ＇) in described left and right transmission case (5 ＇, 5) is angular gear, and left and right idler gear (6 ＇, 6) is straight-tooth gear.
6. a kind of walk-behind type paddy-field work machine bias-non-circular cone bevel gear wide-narrow row transplanting mechanism according to claim 1, it is characterized in that: the left and right central gear (4 ＇, 4) in described left and right transmission case (5 ＇, 5) is straight-tooth gear, and left and right idler gear (6 ＇, 6) is angular gear.
7. a kind of walk-behind type paddy-field work machine bias-non-circular cone bevel gear wide-narrow row transplanting mechanism according to claim 1, it is characterized in that: the left and right central gear (4 ＇, 4) in described left and right transmission case (5 ＇, 5), left and right idler gear (6 ＇, 6) is straight-tooth gear.
8. a kind of walk-behind type paddy-field work machine bias-non-circular cone bevel gear wide-narrow row transplanting mechanism according to claim 1, it is characterized in that: the left and right central gear (4 ＇, 4) in described left and right transmission case (5 ＇, 5), left and right idler gear (6,6 ＇) is elliptic gear, non-circular gear, eccentric gear, bias-non-circular gear or positive Knucle-gear.
9. a kind of walk-behind type paddy-field work machine bias-non-circular cone bevel gear wide-narrow row transplanting mechanism according to claim 8, is characterized in that: described elliptic gear is single order elliptic gear, single order modified elliptical gear, high order elliptic gear or High-Order Deformed Elliptic Gears.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210127918.3A CN102640603B (en) | 2012-04-27 | 2012-04-27 | Eccentric-non-conical bevel-gear wide-row and narrow-row transplanting mechanism for walking type rice transplanting machine |
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|---|---|---|---|
| CN201210127918.3A CN102640603B (en) | 2012-04-27 | 2012-04-27 | Eccentric-non-conical bevel-gear wide-row and narrow-row transplanting mechanism for walking type rice transplanting machine |
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| CN102640603B true CN102640603B (en) | 2014-07-23 |
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| CN104782291B (en) * | 2015-04-29 | 2017-03-08 | 浙江理工大学 | Helical teeth staggered abnormity non-conical gear planetary system type wide-and narrow-row rice transplanting mechanism |
| CN107052655B (en) * | 2017-05-31 | 2018-12-21 | 安徽英杰精工机械有限公司 | A kind of high-efficient welding equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003210011A (en) * | 2002-01-23 | 2003-07-29 | Iseki & Co Ltd | Seedling transplanter |
| CN102124852A (en) * | 2011-02-01 | 2011-07-20 | 浙江理工大学 | Eccentric gear drive rearward separating-planting mechanism with staggered planetary wheel axles |
| CN201967334U (en) * | 2011-03-03 | 2011-09-14 | 浙江理工大学 | Walk type rice transplanter skewed tooth planetary gear train wide and narrow row separately-transplanting mechanism |
| CN102301857A (en) * | 2011-07-19 | 2012-01-04 | 浙江理工大学 | Elliptic gear-elliptic bevel gear wide/narrow row alternated transplanting mechanism of high-speed seedling planting machine |
| CN202697227U (en) * | 2012-04-27 | 2013-01-30 | 浙江理工大学 | Eccentric and non-conical bevel gear wide and narrow row spacing transplanting mechanism of walking type rice transplanter |
-
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- 2012-04-27 CN CN201210127918.3A patent/CN102640603B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003210011A (en) * | 2002-01-23 | 2003-07-29 | Iseki & Co Ltd | Seedling transplanter |
| CN102124852A (en) * | 2011-02-01 | 2011-07-20 | 浙江理工大学 | Eccentric gear drive rearward separating-planting mechanism with staggered planetary wheel axles |
| CN201967334U (en) * | 2011-03-03 | 2011-09-14 | 浙江理工大学 | Walk type rice transplanter skewed tooth planetary gear train wide and narrow row separately-transplanting mechanism |
| CN102301857A (en) * | 2011-07-19 | 2012-01-04 | 浙江理工大学 | Elliptic gear-elliptic bevel gear wide/narrow row alternated transplanting mechanism of high-speed seedling planting machine |
| CN202697227U (en) * | 2012-04-27 | 2013-01-30 | 浙江理工大学 | Eccentric and non-conical bevel gear wide and narrow row spacing transplanting mechanism of walking type rice transplanter |
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