CN201898716U - Forced seedling push device for rotary separating-planting mechanism for walking type transplanter - Google Patents
Forced seedling push device for rotary separating-planting mechanism for walking type transplanter Download PDFInfo
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- CN201898716U CN201898716U CN2010206466892U CN201020646689U CN201898716U CN 201898716 U CN201898716 U CN 201898716U CN 2010206466892 U CN2010206466892 U CN 2010206466892U CN 201020646689 U CN201020646689 U CN 201020646689U CN 201898716 U CN201898716 U CN 201898716U
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- cam
- seedling
- arm housing
- transplant arm
- transplanting
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Abstract
The utility model discloses a forced seedling push device for a rotary separating-planting mechanism for a walking type transplanter. A conjugate cam is connected with a cam seat through a double linkage, the cam seat is connected with a planet carrier through screws, two ends of the cam seat are movably sleeved on a planet shaft through a deep groove ball bearing and a cam seat bushing respectively, a shifting fork is movably sleeved on a shifting fork shaft which is supported on a transplanting arm casing, one end of the shifting fork is connected with a seedling push rod through a connecting block, and rollers respectively contacting with the conjugate cam are installed at the other end of the shifting fork. A positioning plate is an adjusting plate, the adjusting plate and the transplanting arm casing are both provided with seven staggered holes, so that only one certain hole on the adjusting plate and one certain hole on the transplanting arm casing can be aligned to be connected through bolts and adjust relative phase angles of the transplanting arm casing and the planet shaft. The conjugate cam is used for seedling pushing in the forced seedling push device, and the forced seedling push device is accurate in seedling pushing and capable of adapting to operations of the transplanter at any speed. The noise is low in the operation of the device due to the absence of a spring, angles of the transplanting arm are adjustable by the aid of the additionally arranged adjusting plate, and synchronous operations of different transplanting arms can be realized.
Description
Technical field
The utility model relates to rice transplanter, is specifically related to a kind of walk-behind type paddy-field work machine rotary transplanting mechanism forced seedling-pulling device.
Background technology
Walk-behind type paddy-field work machine tradition transplanting mechanism utilizes the crank and rocker mechanism principle, belongs to reciprocating mechanism, vibrates greatly during operation, and operating efficiency is low, and tractor driver's labour intensity is big.The rotary transplanting mechanism of the new use of walk-behind type paddy-field work machine in recent years, the non-at the uniform velocity requirement when it utilizes planet circular system to realize rice transplanting, inertia force is little during operation, the operating efficiency height, tractor driver's labour intensity is little.
The effect of pulling seedlings device is that the rice shoot that transplant arm is taken off from rice transplanter seedling case is pushed Tanaka, can prevent effectively that rice shoot from rewinding, and reduces to leak and inserts phenomenon.At present, the walk-behind type paddy-field work machine rotary transplanting mechanism pulling seedlings device of at home and abroad selling on the market is finished seedling pushing action jointly by plane cam, shift fork, transplanting rod and spring, its version is simple, but can not adapt to different rotating speeds, when particularly operating speed changes greatly, the seedling concluding time often occurs pushing away in advance or lag behind, this is that the length that pushes away the seedling time then is decided by the rigidity of spring owing to push away the profile that the time started of seedling is decided by cam.When rice transplanting speed is too slow, push away seedling in advance, lag behind otherwise push away seedling, this all causes the upright degree of rice shoot poor, influences turning green of rice shoot.And ordinary circumstance can not changed spring, so rice transplanter can only operation in certain velocity interval, and is poor to the adaptive capacity of speed.
Summary of the invention
The purpose of this utility model provides a kind of walk-behind type paddy-field work machine rotary transplanting mechanism forced seedling-pulling device, this device adopts the rice seedling distribution mechanism that pushes away based on conjugate cam, can satisfy the rice transplanting requirement of rice transplanter, and can adapt to operation under the transplanting machine at any rotating speed, have the transplant arm of adjusting angle function simultaneously.
In order to achieve the above object, the technical solution adopted in the utility model is:
The utility model is included in to be equipped with in the transplant arm housing and pushes away rice seedling distribution mechanism, pushes away conjugate cam kink in the rice seedling distribution mechanism on planet axis, and the fork that pushes away in the rice seedling distribution mechanism is connected with transplanting rod by contiguous block, and the transplant arm housing is equipped with seedling pin and location-plate outward.The described rice seedling distribution mechanism that pushes away comprises conjugate cam, cam chair and shift fork; Conjugate cam is connected with cam chair by two keys, cam chair is connected with planet carrier by screw, the cam chair two ends respectively by deep groove ball bearing and cam chair lining kink on planet axis, the shift fork kink is on declutch shift shaft, declutch shift shaft is supported on the transplant arm housing, shift fork one end is connected with transplanting rod by contiguous block, and the other end is equipped with the roller that contacts respectively with conjugate cam 9; Described location-plate is an adjustable plate, seven holes are all arranged on adjustable plate and the transplant arm housing, stagger in seven holes on the adjustable plate and the position in seven holes on the transplant arm housing, align with the some holes on the transplant arm housing in some holes on the adjustable plate, connect by bolt, regulate the relative phase angle of transplant arm housing and planet axis.By relatively rotating of conjugate cam and transplant arm housing, drive the intermittent swing of shift fork, realize release, the withdrawal and static of transplanting rod.
Adjustable plate is installed and is positioned on the planet axis by general flat key and alignment pin; Be processed with internal thread on the contiguous block, be processed with external screw thread on the transplanting rod, contiguous block and transplanting rod are by being threaded; Shift fork and contiguous block contact jaw have a groove structure, and the profile of contiguous block is a cylinder, and the structure of the groove structure contact position of contiguous block and shift fork is two of middle part symmetry excisions on cylindrical basis.
The structure of described alignment pin is one of general cylindrical pin excision.
The beneficial effect that the utlity model has is:
The utility model can satisfy the rice transplanting requirement of rice transplanter, adopts conjugate cam to push away seedling, and it is accurate to push away seedling, can adapt to the operation under the transplanting machine at any rotating speed.Owing to cancelled spring, noise reduces during operation.Increased adjustable plate, made and the adjustable angle of transplant arm so just can realize the different transplant arm synchronization jobs of walk-behind type paddy-field work machine (supposing four lines).
Description of drawings
Fig. 1 is a structural principle schematic diagram of the present utility model.
Fig. 2 is the A-A cutaway view of Fig. 1.
Fig. 3 is the B-B cutaway view of Fig. 1.
Among the figure: 1, planet axis, 2, general flat key, 3, alignment pin, 4, adjustable plate, 5, bolt, 6, the transplant arm housing, 7, the seedling pin, 8, screw, 9, conjugate cam, 10, two key, 11, cam chair, 12, screw, 13, planet carrier, 14, deep groove ball bearing, 15, cam chair lining, 16, shift fork, 17, declutch shift shaft, 18, contiguous block, 19, transplanting rod, 20, roller.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
As Fig. 1, Fig. 2, shown in Figure 3, be included in to be equipped with in the transplant arm housing 6 and push away rice seedling distribution mechanism, push away cam kink in the rice seedling distribution mechanism on planet axis 1, the fork 16 that pushes away in the rice seedling distribution mechanism is connected with transplanting rod 19 by contiguous block 18, and transplant arm housing 6 is equipped with seedling pin 7 and location-plates outward.The described rice seedling distribution mechanism that pushes away comprises conjugate cam 9, cam chair 11 and shift fork 16; Conjugate cam 9 is connected with cam chair 11 by two keys 10, cam chair 11 is connected with planet carrier 13 by screw 12, cam chair 11 two ends are passed through deep groove ball bearing 14 and cam chair lining 15 kinks respectively on planet axis 1, shift fork 16 kinks are on declutch shift shaft 17, declutch shift shaft 17 is supported on the transplant arm housing 6, shift fork 16 1 ends are connected with transplanting rod 19 by contiguous block 18, and the other end is equipped with the roller 20 that contacts respectively with conjugate cam 9; Described location-plate is an adjustable plate 4, seven holes are all arranged on adjustable plate 4 and the transplant arm housing 6, stagger in seven holes on the adjustable plate 4 and the position in seven holes on the transplant arm housing 6, be not align simultaneously with seven holes on the transplant arm housing 6 in seven holes on the adjustable plate 4, can not pierce into bolt simultaneously, have only the some holes on the adjustable plate 4 to align, connect, regulate the relative phase angle of transplant arm housing 6 and planet axis 1 by bolt 5 with the some holes on the transplant arm housing 6.
By relatively rotating of conjugate cam 9 and transplant arm housing 6, drive shift fork 16 intermittent swings, realize release, the withdrawal and static of transplanting rod 19.
The power of the utility model device is by planet axis 1 input, planet axis 1 is by the circumferential location and the axial maintenance of general flat key 2 and alignment pin 3 realizations and adjustable plate 4, adjustable plate 4 is connected with transplant arm housing 6 by bolt 5, and transplant arm housing 6 is just with planet axis 1 motion.Seedling pin 7 is connected with transplant arm housing 6 by screw 8.Realize the transmission of power, form seedling pin 7 required track and attitude from planet axis 1 to seedling pin 7.
The structure of alignment pin 3 is one of general cylindrical pin excision, plays axial location and transferring power simultaneously.A hole is arranged on the adjustable plate 4, seven holes are all arranged on adjustable plate 4 and the transplant arm housing 6, stagger in seven holes on the adjustable plate 4 and the position in seven holes on the transplant arm housing 6, be not align simultaneously with seven holes on the transplant arm housing 6 in seven holes on the adjustable plate 4, can not pierce into bolt simultaneously, have only the some holes on the adjustable plate 4 to align, connect, regulate the relative phase angle of transplant arm housing 6 and planet axis 1 by bolt 5 with the some holes on the transplant arm housing 6.
Conjugate cam 9 is connected with cam chair 11 by two keys 10, realizes transmission of power; Cam chair 11 is connected with planet carrier 13 by screw 12, and conjugate cam 9 rotates with planet carrier 13; Cam chair 11 by deep groove ball bearing 14 and cam chair lining 15 kinks on planet axis 1.Conjugate cam 9 just forms with planet axis 1 and relatively rotates like this.Shift fork 16 kinks are on declutch shift shaft 17, and declutch shift shaft 17 is supported on the transplant arm housing 6, and shift fork 16 1 ends are connected with transplanting rod 19 by contiguous block 18, and shift fork 16 other ends are equipped with the roller 20 that contacts with conjugate cam.
Be processed with internal thread on the contiguous block 18, be processed with external screw thread on the transplanting rod 19, contiguous block 18 and transplanting rod 19 are by being threaded; Shift fork 16 and contiguous block 18 contact jaws have a groove structure, and the profile of contiguous block 18 is a cylinder, and contiguous block 18 is to excise two in the middle part symmetry on cylindrical basis with the structure of the groove structure contact position of shift fork 16, thus the rotation of restriction transplanting rod 19.Transplanting rod 19 is just released along with the intermittence swing of shift fork 16, withdrawal and static.
Operation principle of the present utility model is as follows:
During the utility model work, power is by planet axis 1 input, and planet axis 1 is done planetary motion, is the synthetic of rotation and revolution, and its absolute movement right and wrong are at the uniform velocity swung.Transplant arm housing 6 is by adjustable plate 4, bolt 5, general flat key 2 and alignment pin 3 and planet axis 1 assembling and location, and transplant arm housing 6 and planet axis 1 are moved together.
Conjugate cam 9 is included in the transplant arm housing 6, and is fixed on the planet carrier 13 by two keys 10, cam chair 11 and screw 12, moves in a circle with planet carrier 13.On planet axis 1, conjugate cam 9 and planet axis 1 have just produced and have relatively rotated like this by deep groove ball bearing 14 and cam chair lining 15 kinks for cam chair 11.
Above-mentioned embodiment is used for the utility model of explaining; rather than the utility model limited; in the protection domain of spirit of the present utility model and claim, any modification and change to the utility model is made all fall into protection domain of the present utility model.
Claims (3)
1. walk-behind type paddy-field work machine rotary transplanting mechanism forced seedling-pulling device, be included in to be equipped with in the transplant arm housing and push away rice seedling distribution mechanism, push away conjugate cam kink in the rice seedling distribution mechanism on planet axis, the fork that pushes away in the rice seedling distribution mechanism is connected with transplanting rod by contiguous block, and the transplant arm housing is equipped with seedling pin and location-plate outward; It is characterized in that: the described rice seedling distribution mechanism that pushes away comprises conjugate cam (9), cam chair (11) and shift fork (16); Conjugate cam (9) is connected with cam chair (11) by two keys (10), cam chair (11) is connected with planet carrier (13) by screw (12), cam chair (11) two ends are passed through deep groove ball bearing (14) and cam chair lining (15) kink respectively on planet axis (1), shift fork (16) kink is on declutch shift shaft (17), declutch shift shaft (17) is supported on the transplant arm housing (6), shift fork (16) one ends are connected with transplanting rod (19) by contiguous block (18), and the other end is equipped with the roller (20) that contacts respectively with conjugate cam (9); Described location-plate is adjustable plate (4), on adjustable plate (4) and the transplant arm housing (6) seven holes are arranged all, stagger in seven holes on the adjustable plate (4) and the position in seven holes on the transplant arm housing (6), align with the some holes on the transplant arm housing (6) in some holes on the adjustable plate (4), connect by bolt (5), regulate the relative phase angle of transplant arm housing (6) and planet axis (1).
2. a kind of walk-behind type paddy-field work machine rotary transplanting mechanism forced seedling-pulling device according to claim 1, it is characterized in that: adjustable plate (4) is installed and is positioned on the planet axis (1) by general flat key (2) and alignment pin (3); Contiguous block is processed with internal thread on (18), and transplanting rod is processed with external screw thread on (19), and contiguous block (18) and transplanting rod (19) are by being threaded; Shift fork (16) and contiguous block (18) contact jaw have a groove structure, and the profile of contiguous block (18) is a cylinder, and contiguous block (18) is two of middle part symmetry excisions on cylindrical basis with the structure of the groove structure contact position of shift fork (16).
3. a kind of walk-behind type paddy-field work machine rotary transplanting mechanism forced seedling-pulling device according to claim 2 is characterized in that: the structure of described alignment pin (3) is one of general cylindrical pin excision.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206466892U CN201898716U (en) | 2010-12-03 | 2010-12-03 | Forced seedling push device for rotary separating-planting mechanism for walking type transplanter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206466892U CN201898716U (en) | 2010-12-03 | 2010-12-03 | Forced seedling push device for rotary separating-planting mechanism for walking type transplanter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201898716U true CN201898716U (en) | 2011-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206466892U Expired - Lifetime CN201898716U (en) | 2010-12-03 | 2010-12-03 | Forced seedling push device for rotary separating-planting mechanism for walking type transplanter |
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| CN (1) | CN201898716U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102090191A (en) * | 2010-12-03 | 2011-06-15 | 浙江理工大学 | Forcible seedling pushing device of rotary separate planting mechanism of walking type rice transplanter |
| WO2014036825A1 (en) * | 2012-09-05 | 2014-03-13 | 东北农业大学 | Combined-type pot-grown rice seedling transplanting mechanism |
| CN103836164A (en) * | 2014-03-24 | 2014-06-04 | 盐城瑞升齿轮有限公司 | End cover structure of gearbox of planting arm of high-speed rice transplanter |
| CN108323287A (en) * | 2018-03-05 | 2018-07-27 | 东北农业大学 | Cave, transplanting mechanism are opened on walking reversible type accurate rice pot seedling film |
| CN111279856A (en) * | 2020-03-25 | 2020-06-16 | 华中农业大学 | Double-roller type seedling separating and taking device of transplanting machine |
-
2010
- 2010-12-03 CN CN2010206466892U patent/CN201898716U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102090191A (en) * | 2010-12-03 | 2011-06-15 | 浙江理工大学 | Forcible seedling pushing device of rotary separate planting mechanism of walking type rice transplanter |
| CN102090191B (en) * | 2010-12-03 | 2012-06-20 | 浙江理工大学 | Forcible seedling pushing device of rotary separate planting mechanism of walking type rice transplanter |
| WO2014036825A1 (en) * | 2012-09-05 | 2014-03-13 | 东北农业大学 | Combined-type pot-grown rice seedling transplanting mechanism |
| CN103836164A (en) * | 2014-03-24 | 2014-06-04 | 盐城瑞升齿轮有限公司 | End cover structure of gearbox of planting arm of high-speed rice transplanter |
| CN108323287A (en) * | 2018-03-05 | 2018-07-27 | 东北农业大学 | Cave, transplanting mechanism are opened on walking reversible type accurate rice pot seedling film |
| CN108323287B (en) * | 2018-03-05 | 2021-01-29 | 东北农业大学 | Walking reverse type rice pot seedling on-film hole opening and transplanting mechanism |
| CN111279856A (en) * | 2020-03-25 | 2020-06-16 | 华中农业大学 | Double-roller type seedling separating and taking device of transplanting machine |
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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: 20110720 Effective date of abandoning: 20120620 |