CN2583946Y - High-speed manipulator for rice transplanting - Google Patents
High-speed manipulator for rice transplanting Download PDFInfo
- Publication number
- CN2583946Y CN2583946Y CN 02258130 CN02258130U CN2583946Y CN 2583946 Y CN2583946 Y CN 2583946Y CN 02258130 CN02258130 CN 02258130 CN 02258130 U CN02258130 U CN 02258130U CN 2583946 Y CN2583946 Y CN 2583946Y
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- Prior art keywords
- gears
- rice
- rice transplanting
- gear
- gear box
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Abstract
The utility model relates to a high-speed mechanical hand for rice transplanting, which is composed of an intermediate drive part, a big arm and planting arms, wherein three pairs of round gears which are installed on two parallel shafts respectively are arranged in a sprocket gear box of the intermediate drive part, the drive ratio of the pair of gears in the middle is-1, and the drive ratio of each of the other two contiguous pairs of gears is-2; in the big arm, two eccentric round gears are arranged between a central wheel and a planetary wheel. When the utility model works, a gear box rotates around the rotation centre of the central wheel as a motive element, and simultaneously, the central wheel rotates in the same direction with the speed which is two times of the speed of the gear box as another motive element, so that passive planetary wheels of a pair of symmetrical devices are enabled to do reciprocating motion; the pair of planting arms is fixedly connected with the planetary wheels, and seedling pawls on the planting arms can realize the rice transplanting movement with the compound motion of the circular motion of the gear box and the reciprocating rotation of the planetary wheels. The utility model can be used in the rice transplanting operation of the multi-season rice in the south and the single-season rice in the north and is particularly suitable for the rice transplanting of the late-rice large seedling after parameters are optimized according to the requirements of the south agriculture and the north agriculture.
Description
Affiliated technical field
The utility model relates to the paddy rice plant feed unit of (comprising early rice, late rice), refers in particular to a kind of high-speed transplanter tool hand that can finish seedling taking when rice seedling plugged in by machine, push away seedling, rice transplanting.
Background technology
At present, the power rice-transplantor of selling on the market at home, the form of its planting mechanism has two kinds: a kind of is crank and rocker mechanism, another kind is the eccentric planet gear mechanism that uses on the Japanese high-speed transplanter.The rice transplanter of producing in the past in 1985, no matter be walk-behind type rice transplanter or seat rice transplanter, its transplanting mechanism all is the crank-linkage type transplanting mechanism.Because the vibration during work is bigger, and its rice transplanting frequency and productivity ratio are restricted.Develop the high-speed transplanter of noncircular planetary gear formula transplanting mechanism in the mid-80 Japan, one of high efficiency, the measured key technology of matter are exactly the planting mechanism that adopts the structure advanced person, this mechanism has applied for patent in China, and patent publication No. is: CN 1158212A.This mechanism is made up of the eccentric gear and the two cover transplant arms of 5 congruences.Because its symmetrical configuration, for rotary, power performance is good, is suitable for the high speed operation, and driving shaft rotates a circle, rice transplanting twice, and operating efficiency improves greatly.But this mechanism can not satisfy the requirement that China's southern area is planted the slotting seedlings of rice of many seasons, so its scope of application reduces greatly in the seedling operation (early rice rice transplanting) that China only is fit to rice seedling.
Summary of the invention
The purpose of this utility model is to provide a kind of rational in infrastructure, process and assemble convenience, reliable operation, rice transplanting efficient height, can be used for southern many seasons rice and northern single cropping rice rice transplanting operation, is particularly suitable for inserting the high-speed transplanter tool hand of late rice seedlings.
The purpose of this utility model takes following scheme to realize: high-speed transplanter tool hand is made up of middle drive part, big arm and transplant arm, it is characterized in that: 3 pairs of Knucle-gears are arranged in the chain-wheel box 5 of middle drive part, be contained on the two-parallel axis respectively, the gearratio of middle a pair of gear is-1, and the adjacent gearratio of two pairs of gears in addition is-2; In big arm, two eccentric gears are arranged between centre wheel and the planetary gear.
In the gearcase of big arm 7 identical eccentric gears are arranged, the centre is a driving gear, and 3 driven gears of symmetrical mounting are meshing with each other separately up and down, and planetary gear and transplant arm are fixed;
At middle drive part, with by the fixed fixed centre wheel of the passive sprocket shaft other end of movable sprocket, by movable sprocket both sides difference sliding sleeve 2 gears are installed on passive sprocket shaft, the other end of 2 gears that this sliding sleeve is installed is fixed with the gearcase of left and right big arm respectively.
Power is by being imported by movable sprocket in the chain-wheel box, rely on the Knucle-gear of 3 groups of different gear ratios between passive sprocket shaft in the chain-wheel box and the transition axis in parallel, make transition axis spread out of the gearcase that low speed is given big arm, given the centre wheel of big arm by the high-speed transfer of movable sprocket, thereby making the gearcase of big arm and the gearratio of centre wheel is 1/2, it between centre wheel and the planetary gear non-at the uniform velocity transmission, with the fixed a pair of transplant arm of planetary gear under the resultant motion of the reciprocal rotation of gearcase circular motion and planetary gear, make the transplant arm generation swing fixed with planetary gear, the seedling pawl produces and roughly is ovate work track on the transplant arm.
According to this utility model structural principle, but gearcase rotates a week rice transplanting twice, can be used as the planting mechanism of high-speed transplanter.According to area, north and south agriculture requirement, utilize computer optimization structural parameters and assembly parameter, both can be used for northern single cropping rice rice transplanting and also can be used for southern double cropping rice rice transplanting.Because the feature of this utility model structure makes that big revolution of arm diameter is big and transplant arm seedling pawl is long, and the rice transplanting trajectory height is strengthened, and especially is fit to insert the late rice seedlings.
Description of drawings
Below by the more detailed elaboration the utility model of illustrated example:
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the structural representation of transplant arm assembly 14.
Fig. 4 is mechanical work principle figure of the present utility model.
Among the figure: 1. passive sprocket shaft; 2. right sliding sleeve gear; 3. flange gear; 4. by movable sprocket; 5. chain-wheel box; 6. left sliding sleeve gear; 7. gearcase right case; 8. gearcase left box body; 9. centre wheel; 10. first idler gear; 11. second idler gear; 12. push away the seedling cam; 13. planet wheel spindle; 14. transplant arm assembly; 15. planetary gear; 16. transition gear axle; 17. left transition gear; 18. middle transition gear; 19. right transition gear; 20. seedling pin; 21. transplanting rod; 22. declutch shift shaft; 23. shift fork; 24. transplant arm lid; 25. spring; 26. spring base; 27. transplant arm housing
Embodiment
In Fig. 1 to Fig. 4, fixed drive sprocket on the drive sprocket axle in the chain-wheel box,, fixed by the chain transferring power by movable sprocket 4 and passive sprocket shaft 1 to by movable sprocket 4.The left and right sides symmetrical configuration of whole device is an example with left side structure, and its top and the bottom are about passive sprocket shaft 1 center line symmetry.Passive sprocket shaft 1 other end and centre wheel 9 are fixed, and left sliding sleeve gear 6 other ends and gearcase right case 7 are fixed.Power branch two lines spread out of: one is, power is through passing to the middle transition gear 18 (gearratio is-1) that is meshed on the transition axis 16 with the flange gear 3 that is installed in same axle by movable sprocket 4, drive is installed in the left and right transition gear 17,19 on middle transition gear 18 both sides on the transition axis 16, (gearratio is-2) again is meshed with left and right sliding sleeve gear 6,2 respectively, left and right sliding sleeve gear drives left and right gearcase respectively, and the gearratio of gearcase and passive sprocket shaft is 1/2; Another is, power passes through gear teeth meshing by the centre wheel 9 fixed with passive sprocket shaft 1, pass to planetary gear 15 through idler gear 10,11, drive the planet wheel spindle 13 fixed with planetary gear 15, planet wheel spindle 13 is fixed with transplant arm assembly 14, thereby drives the transplant arm motion.
In the gearcase rotation process, the rotation of the planetary gear 15 existing spider gear shafts 13 that detour has the revolution of rotating with gearcase again.But, because the gear in the gearcase is eccentric the installation, make gearcase rotate a week, after having experienced a reciprocally swinging, planetary gear 15 relative gearcases get back to the origin-location again.Like this, with the fixed a pair of transplant arm of planetary gear under the resultant motion of the reciprocal rotation of gearcase circular motion and planetary gear, the seedling pawl produces and roughly is ovate work track on the transplant arm.Simultaneously, it is fixed with gearcase to push away seedling cam 12, when planetary gear 15 relative to gearcase rotates the time, shift fork 23 is under cam 12 acts on, transplanting rod 21 is mentioned, seedling pin 20 is finished the seedling taking action during this period, and spring 25 compressions are when shift fork 23 walks to cam 12 breach, transplant arm seedling pin 20 is in before the rice transplanting position, rely on spring 25 pressure, make transplanting rod 21 rapidly rice shoot be released seedling pin 20, rice shoot is pushed in the soil.
Claims (3)
1. high-speed transplanter tool hand, drive part, big arm and transplant arm is characterized in that: in the chain-wheel box (5) of middle drive part 3 pairs of Knucle-gears (3,18 are arranged in the middle of it comprised; 2,19; 6,17), be contained in respectively on the two-parallel axis, the gearratio of middle a pair of gear (3,18) is-1, adjacent two pairs of gears (2,19 in addition; 6, gearratio 17) is-2; In big arm, two eccentric gears (10,11) are arranged between centre wheel 9 and the planetary gear 15.
2. high-speed transplanter tool hand according to claim 1, it is characterized by: in the gearcase of big arm 7 identical eccentric gears are arranged, the centre is driving gear (9), 3 driven gears of symmetrical mounting (10,11,15) up and down, be meshing with each other separately, planetary gear (15) is fixed with transplant arm (14).
3. high-speed transplanter tool hand according to claim 1, it is characterized by: at middle drive part, with by the fixed fixed centre wheel of passive sprocket shaft (1) other end (9) of movable sprocket (4), go up by 2 gears (6 of movable sprocket (4) both sides difference sliding sleeve installation at passive sprocket shaft (1), 2), the other end of 2 gears (6,2) that this sliding sleeve is installed is fixed with the gearcase (7,8) of left and right big arm respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02258130 CN2583946Y (en) | 2002-10-30 | 2002-10-30 | High-speed manipulator for rice transplanting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02258130 CN2583946Y (en) | 2002-10-30 | 2002-10-30 | High-speed manipulator for rice transplanting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2583946Y true CN2583946Y (en) | 2003-11-05 |
Family
ID=33725921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02258130 Expired - Fee Related CN2583946Y (en) | 2002-10-30 | 2002-10-30 | High-speed manipulator for rice transplanting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2583946Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101911880A (en) * | 2010-08-06 | 2010-12-15 | 中机南方机械股份有限公司 | Transmission mechanism for planting arms on both sides of handheld rice transplanter |
| CN101933424A (en) * | 2010-09-03 | 2011-01-05 | 江苏大学 | Differential eccentric gear train transplanting mechanism |
| CN101347068B (en) * | 2007-07-19 | 2014-07-09 | 井关农机株式会社 | Seedling planting machine |
-
2002
- 2002-10-30 CN CN 02258130 patent/CN2583946Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101347068B (en) * | 2007-07-19 | 2014-07-09 | 井关农机株式会社 | Seedling planting machine |
| CN101911880A (en) * | 2010-08-06 | 2010-12-15 | 中机南方机械股份有限公司 | Transmission mechanism for planting arms on both sides of handheld rice transplanter |
| CN101933424A (en) * | 2010-09-03 | 2011-01-05 | 江苏大学 | Differential eccentric gear train transplanting mechanism |
| CN101933424B (en) * | 2010-09-03 | 2013-04-17 | 江苏大学 | Differential eccentric gear train transplanting mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |