CN203708808U - Bowl blanket-shaped precise seedling feeding device - Google Patents
Bowl blanket-shaped precise seedling feeding device Download PDFInfo
- Publication number
- CN203708808U CN203708808U CN201420054512.1U CN201420054512U CN203708808U CN 203708808 U CN203708808 U CN 203708808U CN 201420054512 U CN201420054512 U CN 201420054512U CN 203708808 U CN203708808 U CN 203708808U
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- seedling
- driving
- shaft
- fork arm
- shifting fork
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Abstract
The utility model discloses a bowl blanket-shaped precise seedling feeding device, wherein a belt driving mechanism formed by a shifting fork component, a four-link mechanism and a ratchet mechanism is arranged at the lower part of the back of a seedling feeding table; a left shifting fork arm and a right shifting fork arm are fixed on a shifting fork shaft supported on the seedling feeding table; the opposite sides of the left shifting fork arm and the right shifting fork arm are respectively provided with a roller by a pin shaft; the shifting fork shaft is fixedly provided with a driving swing rod; the driving swing rod is used for driving a driven swing rod fixedly arranged on a driving belt wheel shaft by a connecting rod; a driving pawl is fixedly arranged on a pin shaft connected with the connecting rod and the driven swing rod so as to drive a driving ratchet wheel arranged together with the driven swing rod in a coaxial way and further drive a driving belt wheel fixedly arranged on the driving belt wheel shaft by a shaft sleeve; a locking pawl is arranged on the shifting fork shaft together with the left shifting fork arm and the right shifting fork arm in a coaxial way; a locking ratchet wheel and the driving belt wheel are fixedly arranged on the driving belt wheel shaft in a coaxial way. The two-way rotation of the belt wheel can be locked by a driving ratchet mechanism and a locking ratchet mechanism, so that seedlings can not move downwards in an inserting state, the stability of the longitudinal positions of the seedlings is guaranteed, and the seedling taking accuracy can be improved.
Description
Technical field
The utility model relates to a kind of seedling feeding device of rice transplanter, especially relates to the accurate seedling feeding device of a kind of alms bowl blanket shape seedling of rice transplanter.
Background technology
Rice planting machine is of a great variety at present, but major part is all used two kinds of rice shoots: pot seedling and blanket shape seedling.Wherein blanket shape seedling is comparatively common, uses rice transplanter to transplant.When work, blanket shape seedling is delivered to seedling setting gate place by the seedlings sending mechanism of rice transplanter, the seedling pin of seedling-taking mechanism is from the tear region of a rectangle of the blanket shape seedling of monoblock, change the area of the rectangle of tearing by adjusting the relative position of seedling pin and seedling setting gate, thereby the quantity that changes the rice shoot of at every turn planting, is generally 3～5 strains.Pot seedling uses transplanter and transplanting machine to transplant conventionally, the action of extracting or eject by frame for movement is taken out rice shoot plant in soil from the dish of cave, frame for movement operating accuracy is had relatively high expectations, structure is relative complex also, but can realize the essence amount thin planting of 1～2 strain, not injure rice shoot therefore do not tear rice shoot root in the process of planting.
Alms bowl blanket shape seedling has the feature of pot seedling and blanket shape seedling concurrently, and its underpart is separate alms bowl body, and top connects together as blanket shape seedling.Therefore, alms bowl blanket shape seedling has the advantage of pot seedling and blanket shape seedling concurrently, both can as pot seedling, have the advantage of essence amount thin planting, can as blanket shape seedling, use rice transplanter to transplant again.
But the vertical seedlings sending device of current existing rice transplanter is to be driven by ratchet mechanism or unilateral bearing mostly, be not with reverse locking mechanism, when alms bowl blanket shape seedling is sent on rice shoot conveyer belt, there will be the phenomenon that causes rice shoot conveyer belt initiatively to glide due to machine vibration and himself gravity, cause seedling sending amount inaccurate.Therefore, cannot meet the seedling sending required precision of alms bowl blanket shape seedling.
Summary of the invention
The purpose of this utility model is to be provided for the accurate seedling feeding device of a kind of alms bowl blanket shape seedling of rice transplanter, and latch ratchet, crevis are set respectively on driving belt pulley shaft and declutch shift shaft, forms band locking mechanism, has guaranteed the vertical seedlings sending precision of alms bowl blanket shape seedling.
In order to achieve the above object, the technical solution adopted in the utility model is:
The utility model comprises 4～8 seedling case panels seedling sending platform, rice shoot conveyer belt and the tape drive mechanism of composition side by side; Also comprise band locking mechanism; Wherein:
Tape drive mechanism: comprise declutch shift shaft, left shift fork arm, right shift fork arm, shift fork roller, active fork, driven fork, connecting rod, driving ratchet and driving pawl, declutch shift shaft by stent support on whole seedling sending platform, one end of declutch shift shaft is fixed with left shift fork arm, at a distance of the position of an alms bowl blanket shape width of seedling shoot degree, right shift fork arm is installed with left shift fork arm, left shift fork arm and a right shift fork arm side are in opposite directions equipped with shift fork roller by bearing pin, outside close seedling sending platform, on the declutch shift shaft of one end, be fixed with initiatively fork, initiatively fork drives the driven fork being packed on driving belt pulley shaft to swing by connecting rod, on the bearing pin of connection connecting rod and driven fork, be fixedly mounted with driving ratchet, drive and the coaxial mounted driving pawl of driven fork, drive thus the driving pulley being packed on driving belt pulley shaft to rotate, drive rice shoot conveyer belt to carry downwards, be arranged on the vacancy, bottom of seedling case panel by the rice shoot conveyer belt of driving pulley transmission,
Band locking mechanism: comprise crevis and latch ratchet: crevis and left shift fork arm and right shift fork arm are coaxially arranged on declutch shift shaft, and latch ratchet and driving pulley are coaxially packed on driving belt pulley shaft.
Described rice shoot conveyer belt is double-sided toothed belt, band internal tooth and driving pulley gear teeth meshing, the outer space width of bar shaped is just in time the integral multiple of alms bowl blanket shape seedling line space, just in time stick in the groove in the ranks of alms bowl blanket shape seedling, being provided with conelet shape projection between bar shaped external tooth to increase the frictional force between rice shoot conveyer belt and rice shoot bottom soil, stop pot seedling to glide.
The beneficial effect the utlity model has is:
The driving mechanism that rice shoot conveyer belt is made up of oscillating bar assembly, four-bar mechanism, ratchet mechanism drives, and a shift fork arm side is in opposite directions equipped with roller, by changing the size of the each rod member of four-bar mechanism and roller, can adjust more convenient, neatly vertical seedlings sending amount; Latch ratchet, crevis are set respectively on driving belt pulley shaft and declutch shift shaft, form band locking mechanism, make rice shoot conveyer belt driven and move down after a line-spacing by driving pawl mechanism, the rotation direction of driving pulley is pinned, rice shoot conveyer belt be there will not be because machine vibration and pot seedling Action of Gravity Field cause rice shoot conveyer belt initiatively to glide and causes the inaccurate phenomenon of seedling sending amount, thereby, guaranteed the vertical seedlings sending precision of alms bowl blanket shape seedling.
Brief description of the drawings
Fig. 1 is the overall back side schematic three dimensional views of the utility model device.
Fig. 2 is the overall frontside schematic three dimensional views of the utility model device.
Fig. 3 is the vertical seedlings sending partial 3-D schematic diagram of the utility model device.
Fig. 4 is transmission mechanism and the locking mechanism partial 3-D schematic diagram of the utility model device.
Fig. 5 is vertical seedlings sending transmission mechanism schematic three dimensional views of the present utility model.
Fig. 6 is vertical seedlings sending locking mechanism schematic three dimensional views of the present utility model.
Fig. 7 is rice shoot conveyer belt schematic three dimensional views of the present utility model.
In figure: 1, seedling sending platform, 2, rice shoot conveyer belt, 3, driving pulley, 4, seedling positioning tooth, 5, plush copper, 6, band internal tooth, 7, fork initiatively, 8, connecting rod, 9, driven fork, 10, bearing pin, 11, driving pawl, 12, drive ratchet, 13, back-moving spring, 14, driving belt pulley shaft, 15, crevis, 16, latch ratchet, 17, shift fork roller, 18, declutch shift shaft, 19, driven belt wheel shaft, 20, driven pulley, 21, shift fork arm.
Embodiment
Below in conjunction with accompanying drawing, operation principle of the present utility model is described further.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, the utility model comprises 4～8 seedling case panels (being 4 seedling case panels in Fig. 1) seedling sending platform 1, rice shoot conveyer belt 2 and the tape drive mechanism of composition side by side.The utility model also comprises band locking mechanism; Wherein:
Tape drive mechanism: comprise declutch shift shaft 18, left and right shift fork arm 21, shift fork roller 17, active fork 7, driven fork 9, connecting rod 8, drive ratchet 12 and driving pawl 11, declutch shift shaft 18 by stent support on whole seedling sending platform 1, one end of declutch shift shaft 18 is fixed with left shift fork arm, at a distance of the position of an alms bowl blanket shape width of seedling shoot degree, right shift fork arm is installed with left shift fork arm, left shift fork arm and a right shift fork arm side are in opposite directions equipped with shift fork roller 17 by bearing pin, on the declutch shift shaft 18 of close seedling sending platform 1 one end, outside, be fixed with initiatively fork 7, initiatively fork 7 drives the driven fork 9 being packed on driving belt pulley shaft 14 to swing by connecting rod 8, on the bearing pin 10 of connection connecting rod 8 and driven fork 9, be fixedly mounted with and drive ratchet 12, drive and the coaxial mounted driving pawl 11 of driven fork 9, drive thus the driving pulley 3 being packed on driving belt pulley shaft 14 to rotate, drive rice shoot conveyer belt 2 to carry downwards, be arranged on the vacancy, bottom of seedling case panel by the rice shoot conveyer belt 2 of driving pulley 3 transmissions,
As shown in Figure 6, band locking mechanism: comprise crevis 15 and latch ratchet 16: crevis 15 is coaxially arranged on declutch shift shaft 18 with left shift fork arm and right shift fork arm, and latch ratchet 16 is coaxially packed on driving belt pulley shaft 14 with driving pulley 3.
As shown in Figure 7, described rice shoot conveyer belt 2 is double-sided toothed belts, with internal tooth 6 and driving pulley 3 and the gear teeth meshing that is packed in the driven pulley 20 on driven belt wheel shaft 19, the outer surface of rice shoot conveyer belt 2 is provided with seedling positioning tooth 4 and the conelet shape plush copper 5 of bar shaped, seedling positioning tooth 4 space widths are just in time the integral multiple of alms bowl blanket shape seedling line space, just in time stick in the groove in the ranks of alms bowl blanket shape seedling, be arranged on plush copper 5 between seedling positioning tooth 4 in order to increase the frictional force between rice shoot conveyer belt 2 and rice shoot bottom soil, stop rice shoot to glide.
Operation principle of the present utility model is:
When rice transplanter work, vertical seedlings sending is intermittent movement, only when seedling sending platform 1 moves to a left side, when limit on the right-right-hand limit the position, cam wheel on rice transplanter frame is in shift fork roller 17, make shift fork roller 17 increase and drive declutch shift shaft to swing, the crevis fixing with declutch shift shaft departs from latch ratchet, the rotation of declutch shift shaft simultaneously drives initiatively fork 7 to swing, drive driven fork 9 to swing by connecting rod 8 thus, driving ratchet to promote driving pawl 11 rotates, drive thus the unidirectional specified angle that turns over of driving pulley 3, the alms bowl blanket shape seedling that makes to be positioned on rice shoot conveyer belt 2 moves down a line-spacing, complete thus vertical seedlings sending task.After this, shift fork roller 17 contacts no longer and is driven with the cam disengages on rice transplanter frame, each rod member resets, crevis pins latch ratchet, prevent ratchet forward rotation, drive ratchet to reset under the effect of back-moving spring 13 and be pressed on the back of tooth of driving pawl 11, prevent driving pawl backwards rotation, driving belt pulley shaft, driving pulley and rice shoot conveyer belt all can not be moved, thereby guarantee that rice shoot, inserted the stable of rice shoot lengthwise position while getting by the seedling picking mechanism on rice transplanter, has improved the accuracy of getting seedling.
Above-mentioned embodiment is used for the utility model of explaining; instead of the utility model is limited; in the protection domain of spirit of the present utility model and claim, any amendment and change that the utility model is made, all fall into protection domain of the present utility model.
Claims (2)
1. the accurate seedling feeding device of alms bowl blanket shape seedling, comprises 4～8 seedling case panels seedling sending platform (1), rice shoot conveyer belt (2) and the tape drive mechanism of composition side by side, it is characterized in that: also comprise band locking mechanism; Wherein:
1) tape drive mechanism, comprises declutch shift shaft (18), left shift fork arm, right shift fork arm, shift fork roller (17), active fork (7), driven fork (9), connecting rod (8), drives ratchet (12) and driving pawl (11), declutch shift shaft (18) by stent support on whole seedling sending platform (1), one end of declutch shift shaft (18) is fixed with left shift fork arm, at a distance of the position of an alms bowl blanket shape width of seedling shoot degree, right shift fork arm is installed with left shift fork arm, left shift fork arm and a right shift fork arm side are in opposite directions equipped with shift fork roller (17) by bearing pin, on declutch shift shaft (18) near one end, seedling sending platform (1) outside, be fixed with initiatively fork (7), initiatively fork (7) drives the driven fork (9) being packed on driving belt pulley shaft (14) to swing by connecting rod (8), on the bearing pin (10) of connection connecting rod (8) and driven fork (9), be fixedly mounted with and drive ratchet (12), drive and the coaxial mounted driving pawl of driven fork (9) (11), drive thus the driving pulley (3) being packed on driving belt pulley shaft (14) to rotate, drive rice shoot conveyer belt (2) to carry downwards, be arranged on the vacancy, bottom of seedling case panel by the rice shoot conveyer belt (2) of driving pulley (3) transmission,
2) band locking mechanism, comprise crevis (15) and latch ratchet (16): crevis (15) is coaxially arranged on declutch shift shaft (18) above with left shift fork arm and right shift fork arm, and latch ratchet (16) is coaxially packed on driving belt pulley shaft (14) with driving pulley (3).
2. the accurate seedling feeding device of a kind of alms bowl blanket shape seedling according to claim 1, it is characterized in that: described rice shoot conveyer belt (2) is double-sided toothed belt, band internal tooth and driving pulley gear teeth meshing, the outer space width of bar shaped is just in time the integral multiple of alms bowl blanket shape seedling line space, just in time stick in the groove in the ranks of alms bowl blanket shape seedling, being provided with conelet shape projection between bar shaped external tooth to increase the frictional force between rice shoot conveyer belt (2) and rice shoot bottom soil, stop pot seedling to glide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420054512.1U CN203708808U (en) | 2014-01-28 | 2014-01-28 | Bowl blanket-shaped precise seedling feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420054512.1U CN203708808U (en) | 2014-01-28 | 2014-01-28 | Bowl blanket-shaped precise seedling feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203708808U true CN203708808U (en) | 2014-07-16 |
Family
ID=51148035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420054512.1U Withdrawn - After Issue CN203708808U (en) | 2014-01-28 | 2014-01-28 | Bowl blanket-shaped precise seedling feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203708808U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103843505A (en) * | 2014-01-28 | 2014-06-11 | 浙江理工大学 | Precise bowl-carpet-form seedling delivery device |
| CN107896591A (en) * | 2017-12-15 | 2018-04-13 | 南京工业职业技术学院 | Electronic crank-rocker style rice transplanter |
| CN109757167A (en) * | 2019-03-13 | 2019-05-17 | 吕文杰 | A kind of slotting formula seedling planting machine of row |
| CN114951380A (en) * | 2022-07-28 | 2022-08-30 | 江苏兴锻智能装备科技有限公司 | Square tube stand column block-proof processing machine tool for traffic highway engineering |
-
2014
- 2014-01-28 CN CN201420054512.1U patent/CN203708808U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103843505A (en) * | 2014-01-28 | 2014-06-11 | 浙江理工大学 | Precise bowl-carpet-form seedling delivery device |
| CN103843505B (en) * | 2014-01-28 | 2015-10-28 | 浙江理工大学 | The accurate seedling feeding device of alms bowl blanket seedling |
| CN107896591A (en) * | 2017-12-15 | 2018-04-13 | 南京工业职业技术学院 | Electronic crank-rocker style rice transplanter |
| CN109757167A (en) * | 2019-03-13 | 2019-05-17 | 吕文杰 | A kind of slotting formula seedling planting machine of row |
| CN114951380A (en) * | 2022-07-28 | 2022-08-30 | 江苏兴锻智能装备科技有限公司 | Square tube stand column block-proof processing machine tool for traffic highway engineering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20151028 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |