CN108419480B - Rice pot seedling on-film hole opening and transplanting mechanism - Google Patents
Rice pot seedling on-film hole opening and transplanting mechanism Download PDFInfo
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- CN108419480B CN108419480B CN201810177398.4A CN201810177398A CN108419480B CN 108419480 B CN108419480 B CN 108419480B CN 201810177398 A CN201810177398 A CN 201810177398A CN 108419480 B CN108419480 B CN 108419480B
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- transplanting
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- shifting fork
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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
- A01C5/04—Machines for making or covering holes for sowing or planting
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C11/00—Transplanting machines
- A01C11/02—Transplanting machines for seedlings
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- Transplanting Machines (AREA)
Abstract
A rice pot seedling film hole opening and transplanting mechanism belongs to agricultural machinery; a planetary shaft is fixedly arranged on a planetary wheel of a non-circular gear planetary gear train mechanism, a conjugate cam is rotatably arranged on the planetary shaft, the planetary shaft is fixedly connected with a transplanting arm shell, a left spring clamping piece and a right spring clamping piece are respectively fixedly arranged on two side parts of the transplanting arm shell, the transplanting arm shell is respectively provided with a transplanting mechanism consisting of a shifting fork shaft, a transplanting shifting fork chain link, a seedling pushing rod, a left spring clamping piece, a right spring clamping piece, a U-shaped clamp, a seedling pushing claw and a compression spring, and an on-film hole opening mechanism consisting of the shifting fork shaft, a hole opening shifting fork chain link, a hole opening rod, a hole opening chain link, a hole opening device and a tension spring; the mechanism has novel, reasonable, simple and compact structure, good matching performance of hole opening on the film and pot seedling transplanting, stable operation, outstanding operation effect and high operation efficiency.
Description
Technical Field
The invention belongs to agricultural machinery, and mainly relates to a rice pot seedling film hole opening and transplanting combined mechanism.
Background
The rice film transplanting technology belongs to a new high-efficiency and water-saving cultivation technology, can increase effective accumulated temperature, advance the growth period, effectively prevent water and soil loss, greatly reduce the use of chemical herbicides and improve soil conditions, and is a main cultivation technology for large-area planting and popularization of organic rice at the present stage. The transplanting of the rice pot seedlings has the advantages that the root is not damaged and the seedlings are not slowed down in the transplanting process, the yield per unit can be greatly improved by more than 10 percent, and the like, and the method is a main agricultural method for greatly improving the grain yield. The combination of the rice pot seedling transplanting technology and the film planting technology can realize the superposition of the agronomic advantages of the rice pot seedling transplanting technology and the film planting technology, and realize the high quality and the high yield of the organic rice.
The existing rice pot seedling transplanting machinery can not realize the matching of film binding and hole opening synchronous planting on the film, the existing rice film planting machinery is almost a seedling transplanting operation machinery or adopts a plurality of devices to finish single operation actions, and meanwhile, most of pot seedling transplanting is not assisted by a forced seedling pushing and planting mechanism after film binding and hole opening, so that the film transplanting effect is poor, the operation is unreliable, and meanwhile, when field impurities are more, the transplanting effect is more unsatisfactory due to the interference of the impurities only by using a pot seedling transplanting device without a hole opening device. At present, no mechanism which adopts a combined mechanism to simultaneously complete accurate seedling taking, conveying, hole opening on a film and reliable planting of rice pot seedling is successfully developed.
Disclosure of Invention
The invention aims to solve the problems in the prior art, combines the requirements of agricultural production operation, researches and designs a rice pot seedling membrane hole opening and transplanting mechanism with a novel structure, adopts a set of combined rotary mechanism to complete the whole processes of accurate seedling taking, conveying, film breaking and hole pricking, forced seedling pushing and pot seedling membrane transplanting of 8-shaped tracks and postures of seedling clamping type rice pot seedling transplanting, and achieves the purposes that one mechanism can complete various processes and greatly improves the operation quality and the operation efficiency.
The invention aims to realize that the rice pot seedling film hole opening and transplanting mechanism comprises a non-circular gear planetary gear train mechanism, the inner side of a planetary shaft is fixedly connected with a planetary gear of the non-circular gear planetary gear train mechanism, the outer end of the planetary shaft is fixedly connected with a transplanting arm shell, the inner end of a conjugate cam is fixedly connected with a gear box shell of the non-circular gear planetary gear train mechanism, the planetary shaft is rotatably inserted on the conjugate cam, a left spring clamping piece and a right spring clamping piece are respectively and fixedly arranged on the two side parts of the transplanting arm shell, a shifting fork shaft is rotatably arranged on the transplanting arm shell, a transplanting shifting fork and a hole opening shifting fork are sleeved on the shifting fork shaft side by side, the two ends of a compression spring are respectively pressed on the transplanting arm shell and the transplanting shifting fork, one end of the transplanting shifting fork is in close contact fit with the outer edge of a cam of the conjugate cam, the other end of the shifting fork is hinged with a, the two ends of a tension spring are respectively connected to an opening fork and a transplanting arm shell, one end of the opening fork is in close contact fit with the outer edge of another cam of the conjugate cam, the other end of the opening fork is hinged with a hinge point of a chain link of the opening fork, a seedling pushing rod is movably arranged on the transplanting arm shell, one end of the seedling pushing rod is hinged with another hinge point of the chain link of the transplanting fork, the other end of the seedling pushing rod is respectively and fixedly connected with a U-shaped clamp and a seedling pushing claw, a left spring clamping piece and a right spring clamping piece are respectively positioned on the inner side part of the U-shaped clamp, an opening rod is parallel to the seedling pushing rod and movably arranged on the transplanting arm shell, the opening rod is positioned at the lower side of the seedling pushing rod, one end of the opening rod is hinged with another hinge point of the chain link of the opening fork, the other end of the opening rod is hinged with one hinge point of the chain link of the opening rod, the other end of the fixed hinge is hinged with one hinge point of the hole opener, and the other hinge point of the hole opener is hinged with the other hinge point of the hole opener.
The invention adopts a mode of combining a rotary non-circular gear planetary gear train mechanism and a multifunctional transplanting arm component, the unequal speed transmission of the planetary gear train controls a seedling clamping mechanism on the transplanting arm to realize the 8-shaped transplanting operation track of rice pot seedlings, the transplanting arm component is matched with a double shifting fork through a conjugate cam, the opening and closing of a seedling taking spring clamping piece and the forced seedling pushing and planting of a seedling pushing claw are respectively realized, the interference avoidance and the film breaking and hole puncturing of a hole opening mechanism are realized, the operation aims of synchronously completing the seedling taking, conveying, film breaking and hole puncturing and forced planting of the pot seedlings by rotating the rotary transplanting mechanism for one circle are fulfilled, the difficult problem of poor transplanting effect caused by more straws in soil or harder soil is solved, and the invention has the advantages of good matching of hole opening on the film and pot seedling transplanting, novel, reasonable, compact, stable operation, small vibration and prominent operation effect, High operation efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of a rice pot seedling film hole-opening and transplanting mechanism;
FIG. 2 is a schematic structural view of the relative movement track attitude and seedling taking moment of the transplanting mechanism;
fig. 3 is a schematic diagram of the absolute movement state and the hole opening and planting time structure of the transplanting mechanism.
Description of part numbers in the figures:
1. non-circular gear planetary gear train mechanism, 2, conjugate cam, 3, planetary shaft, 4, fork shaft, 5, transplanting fork, 6, transplanting fork chain link, 7, seedling pushing rod, 8, left spring clip, 9, U-shaped clamp, 10, seedling pushing claw, 11, right spring clip, 12, hole opener, 13, fixed hinge, 14, hole opening chain link, 15, hole opening rod, 16, transplanting arm shell, 17, hole opening fork chain link, 18, hole opening fork, 19, compression spring, 20, extension spring, 21, planet wheel, 22 and gear box shell.
Detailed Description
The following detailed description of the inventive embodiments is provided in connection with the accompanying drawings. A rice pot seedling on-film hole opening and transplanting mechanism comprises a non-circular gear planetary gear train mechanism 1, wherein the inner side of a planetary shaft 3 is fixedly connected with a planetary gear 21 of the non-circular gear planetary gear train mechanism 1, the outer end of the planetary shaft 3 is fixedly connected with a transplanting arm shell 16, the inner end of a conjugate cam 2 is fixedly connected with a gear box shell 22 of the non-circular gear planetary gear train mechanism 1, the planetary shaft 3 is rotatably inserted on the conjugate cam 2, a left spring clamping piece 8 and a right spring clamping piece 11 are respectively and fixedly arranged on two side parts of the transplanting arm shell 16, a shifting fork shaft 4 is rotatably arranged on the transplanting arm shell 16, a transplanting shifting fork 5 and a hole opening shifting fork 18 are sleeved on a shifting fork shaft 4 side by side, two ends of a compression spring 19 are respectively pressed on the transplanting arm shell 16 and the transplanting shifting fork 5, one end of the transplanting fork 5 is tightly contacted and matched with the outer edge of a cam of, the other end of the movable shifting fork 5 is hinged with a hinge point of a transplanting shifting fork chain link 6, two ends of an extension spring 20 are respectively connected with an opening shifting fork 18 and a transplanting arm shell 16, one end of the opening shifting fork 18 is in close contact fit with the outer edge of another cam of the conjugate cam 2, the other end of the opening shifting fork 18 is hinged with a hinge point of an opening shifting fork chain link 17, a seedling pushing rod 7 is movably arranged on the transplanting arm shell 16, one end of the seedling pushing rod 7 is hinged with another hinge point of the transplanting shifting fork chain link 6, the other end of the seedling pushing rod 7 is respectively fixedly connected with a U-shaped clamp 9 and a seedling pushing claw 10, a left spring clamping piece 8 and a right spring clamping piece 11 are respectively positioned on the inner side part of the U-shaped clamp 9, an opening rod 15 is parallel to the seedling pushing rod 7 and movably arranged on the transplanting arm shell 16, the opening rod 15 is positioned on the lower side of the seedling pushing, one end of the hole opening rod 15 is hinged with the other hinge point of the hole opening shifting fork chain link 17, the other end of the hole opening rod 15 is hinged with one hinge point of the hole opening chain link 14, one end of the fixed hinge 13 is fixedly connected to the transplanting arm shell 16, the other end of the fixed hinge 13 is hinged with one hinge point of the hole opening device 12, and the other hinge point of the hole opening device 12 is hinged with the other hinge point of the hole opening chain link 14.
When the transplanting arm mechanism is used in operation, power is transmitted through the non-circular gear planetary gear train mechanism 1 to drive the gear box shell 22 of the non-circular gear planetary gear train mechanism 1 to rotate at a constant speed, the planetary gears 21 in the non-circular gear planetary gear train mechanism 1 rotate at an unequal speed and rotate at a constant speed with the conjugate cam 2 fixed on the gear box shell 22, so that the transplanting arm shell 16 obtains the unequal speed transmission power of the planetary gears 21 through the planetary shafts 3, and the sharp points of the left spring clamping piece 8 and the right spring clamping piece 11 fixed on the transplanting arm shell 16 form an 8-shaped rice pot seedling transplanting track and posture; the transplanting arm shell 16 and the conjugate cam 2 form relative rotation movement to control the transplanting fork 5 and the hole opening fork 18 to rotate relative to the transplanting arm shell 16, the transplanting fork 5 makes one end of the transplanting fork 5 contact with one cam outer edge of the conjugate cam 2 through a compression spring 19, when the transplanting arm shell 16 and the conjugate cam 2 rotate relatively, the transplanting shifting fork 5 and the seedling pushing rod 7 which are respectively hinged with the transplanting shifting fork chain link 6 are driven to move, so that the seedling pushing rod 7 drives the U-shaped clamp 9 and the seedling pushing claw 10 which are fixedly connected with the seedling pushing rod to do reciprocating linear motion in the transplanting arm shell 16, the U-shaped clamp 9 controls the left and the right spring clamping pieces 8 and 11 to open and close along with the seedling pushing rod 7, the left and right spring clamping pieces 8 and 11 are closed to clamp seedlings at the seedling taking moment, the left and right spring clamping pieces 8 and 11 are opened to release the seedlings at the seedling pushing moment, and meanwhile, the seedling pushing claw 10 forcibly assists in seedling pushing and planting along with the seedling pushing rod 7.
An opening fork 18 makes one end of the opening fork 18 contact with the outer edge of the other cam of the conjugate cam 2 through an extension spring 20, when the transplanting wall shell 16 and the conjugate cam 2 rotate relatively, the opening fork 18 and the opening rod 15 which are respectively hinged with an opening fork chain link 17 are driven to move, the opening rod 15 makes reciprocating linear motion in the transplanting arm shell 16, the opening rod 15 drives the opening fork chain link 17 hinged with the opening fork chain link to move, the opening device 12 respectively hinged with a fixed hinge 13 and the opening fork chain link 17 is controlled to swing, in a seedling taking stage, the opening device 12 extends forwards and downwards through the opening rod 15 to avoid interference of the opening device 12 and a seedling box and other mechanisms, in a seedling pushing process, the opening device 12 is pulled upwards through the opening rod 15 to make the opening device 12 parallel to the opening rod 15 and the left and right spring clamping pieces 8 and 11, before seedling pushing and planting, the hole opener 12 breaks the film and opens the hole in advance, the seedling pushing rod 7 drives the seedling pushing claw 10 to push the seedling forcibly during planting, the pot seedling is planted in the opened hole, the film transplanting is completed, the mechanism bypasses the planted seedling to prepare the next transplanting after the transplanting, and therefore the cycle operation is realized.
In the whole operation process, when the mechanism takes seedlings, the left spring clamping piece 8 and the right spring clamping piece 11 are closed and clamped, and the hole opener 12 avoids interference; when planting, the hole opener 12 breaks the film and opens the hole in advance, the left spring clamping piece 8 and the right spring clamping piece 11 are opened, the seedling pushing claw 10 pushes the seedling forcibly, the seedling taking, conveying, film breaking and hole pricking and the forced planting of the pot seedling are completed simultaneously through only one mechanism, and the problem caused by more straw impurities in soil or harder soil is solved.
Claims (1)
1. The utility model provides a rice alms bowl seedling membrane is gone up and is opened cave, transplanting mechanism, includes non-circular gear planetary gear train mechanism (1), planet axle (3) inboard and the planet wheel (21) rigid coupling of non-circular gear planetary gear train mechanism (1), the outer end and the transplanting arm casing (16) fixed connection of planet axle (3), the inner end of conjugate cam (2) and the gear box casing (22) rigid coupling of non-circular gear planetary gear train mechanism (1), rotatable cartridge of planet axle (3) is on conjugate cam (2), and left spring clamping piece (8) and right spring clamping piece (11) are adorned admittedly respectively on the both sides portion of transplanting arm casing (16), and fork shaft (4) rotatable installation is on transplanting arm casing (16), its characterized in that: transplanting shifting fork (5) and opening fork (18) are sleeved on fork shaft (4) side by side, two ends of compression spring (19) are pressed on transplanting arm shell (16) and transplanting shifting fork (5) respectively, one end of transplanting shifting fork (5) is in close contact fit with one cam outer edge of conjugate cam (2), the other end of transplanting shifting fork (5) is hinged with one hinge point of transplanting shifting fork chain link (6), two ends of extension spring (20) are connected on opening shifting fork (18) and transplanting arm shell (16) respectively, one end of opening shifting fork (18) is in close contact fit with the other cam outer edge of conjugate cam (2), the other end of opening shifting fork (18) is hinged with one hinge point of opening shifting fork chain link (17), seedling pushing rod (7) is movably installed on transplanting arm shell (16), one end of pushing rod (7) is hinged with the other hinge point of transplanting shifting fork chain link (6), the other end of the seedling pushing rod (7) is fixedly connected with a U-shaped clamp (9) and a seedling pushing claw (10) respectively, a left spring clamping piece (8) and a right spring clamping piece (11) are located on the inner side of the U-shaped clamp (9) respectively, an opening rod (15) is parallel to the seedling pushing rod (7) and movably mounted on a transplanting arm shell (16), the opening rod (15) is located on the lower side of the seedling pushing rod (7), one end of the opening rod (15) is hinged to another hinge point of an opening shifting fork chain link (17), the other end of the opening rod (15) is hinged to one end hinge point of an opening chain link (14), one end of a fixed hinge (13) is fixedly connected to the transplanting arm shell (16), the other end of the fixed hinge (13) is hinged to one hinge point of the opening device (12), and the other hinge point of the opening device (12) is hinged to the other end hinge point of the opening chain link (14).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810177398.4A CN108419480B (en) | 2018-03-05 | 2018-03-05 | Rice pot seedling on-film hole opening and transplanting mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810177398.4A CN108419480B (en) | 2018-03-05 | 2018-03-05 | Rice pot seedling on-film hole opening and transplanting mechanism |
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| Publication Number | Publication Date |
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| CN108419480A CN108419480A (en) | 2018-08-21 |
| CN108419480B true CN108419480B (en) | 2020-11-13 |
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| CN201810177398.4A Active CN108419480B (en) | 2018-03-05 | 2018-03-05 | Rice pot seedling on-film hole opening and transplanting mechanism |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109699255A (en) * | 2019-01-17 | 2019-05-03 | 浙江理工大学 | A kind of rape blanket seedling opens cave and seedling taking transplanting mechanism and its method for transplanting |
| CN114467431A (en) * | 2022-01-17 | 2022-05-13 | 江苏大学 | Single-arm rice pot seedling transplanting mechanism |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0994008A (en) * | 1995-09-28 | 1997-04-08 | Kubota Corp | Seedling feeder for transplanter |
| CN106211891A (en) * | 2016-08-29 | 2016-12-14 | 池香娥 | One opens cave, seedling-planting device |
| CN106664909A (en) * | 2016-12-02 | 2017-05-17 | 浙江理工大学 | Hybrid-driven planetary gear system transmission and orientation transplanting apparatus |
-
2018
- 2018-03-05 CN CN201810177398.4A patent/CN108419480B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0994008A (en) * | 1995-09-28 | 1997-04-08 | Kubota Corp | Seedling feeder for transplanter |
| CN106211891A (en) * | 2016-08-29 | 2016-12-14 | 池香娥 | One opens cave, seedling-planting device |
| CN106664909A (en) * | 2016-12-02 | 2017-05-17 | 浙江理工大学 | Hybrid-driven planetary gear system transmission and orientation transplanting apparatus |
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| CN108419480A (en) | 2018-08-21 |
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