CN101433141B - Seedling-planting tool for seedling transplanter - Google Patents
Seedling-planting tool for seedling transplanter Download PDFInfo
- Publication number
- CN101433141B CN101433141B CN2008101763103A CN200810176310A CN101433141B CN 101433141 B CN101433141 B CN 101433141B CN 2008101763103 A CN2008101763103 A CN 2008101763103A CN 200810176310 A CN200810176310 A CN 200810176310A CN 101433141 B CN101433141 B CN 101433141B
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- China
- Prior art keywords
- seedling
- planting tool
- bearings
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- mentioned
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000010687 lubricating oil Substances 0.000 claims abstract description 33
- 239000003921 oil Substances 0.000 claims abstract description 27
- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 22
- 238000010899 nucleation Methods 0.000 claims description 5
- 230000007812 deficiency Effects 0.000 abstract 1
- 241000209094 Oryza Species 0.000 description 6
- 235000007164 Oryza sativa Nutrition 0.000 description 6
- 235000009566 rice Nutrition 0.000 description 6
- 241000196324 Embryophyta Species 0.000 description 3
- 230000003578 releasing effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 240000001140 Mimosa pudica Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Images
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
- A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
- A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C11/00—Transplanting machines
- A01C11/006—Other parts or details or planting machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/20—Off-Road Vehicles
- B60Y2200/22—Agricultural vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Transplanting Machines (AREA)
Abstract
The invention relates to a seed planting tool used for a seed transplanter. Based on the seed planting tool used for a present seed transplanter, a main space part in the interior of the seed planting tool is provided with a seed planting toolbox in which lubricating oil is stored, a seed pushing tool is provided with an axis part sliding in a bearing part in the seed planting toolbox, and a seed pushing part tightly fastened with the front end of the axis part outside of the seed planting toolbox, the position lower than the bearing part next to the seed planting toolbox is provided with an oil seal which is contacted with the peripheral surface of the axis part, the lubricating oil gradually intrudes into the clearance owing to the sliding of the axis part, the danger that the lubricating oil received by the oil seal can not flow to anywhere and then can leak to the exterior of the seed planting toolbox through the middle part of the oil seal and the axis part exists, and as the lubricating oil leaks outwards, the danger that farmlands on which seeds are planted can be polluted and the durability of the seed planting tool can be reduced owing to the deficiency of lubricating oil in the seed planting toolbox exists. A solution refers to that a hollow part is arranged between the oil seal and the bearing part, and a communication groove which is communicated from the hollow part to the main space part is also arranged.
Description
Technical field
The invention belongs to the technical field of the employed planting tool for seedling of seedling cultivation device such as seeding transplant machine.
Background technology
Prior art has the planting tool for seedling of following patent documentation 1 (japanese kokai publication hei 6-209623 communique) and patent documentation 2 (japanese kokai publication hei 8-23736 communique) record, and this planting tool for seedling possesses: the seedling of the blanket shape from the seedling carrying base is scraped the plantation pawl from the seedling of a strain amount; Release this plantation pawl and scrape the seedling release instrument of the seedling that leaves; And the principal space portion in inside accumulates the planting tool for seedling case of lubricating oil, and seedling release instrument possesses: the axial region that slides on the parts of bearings in the planting tool for seedling case; And the seedling release portion that is fastened on the front end of this axial region in the outside of planting tool for seedling case, the oil sealing that contacts with the outer peripheral face of axial region in the downside setting of parts of bearings.
Above-mentioned prior art constructions adopts is that axial region that seedling is released instrument is when sliding on parts of bearings; Lubricating oil in the principal space portion of planting tool for seedling case is invaded the gap between axial region and the parts of bearings, but the structure of utilizing this lubricating oil of oil sealing not spill to the outside of planting tool for seedling case.
Yet; Because lubricating oil is invaded above-mentioned gap gradually because of the slip of axial region; So exist the lubricating oil of accepting with oil sealing not have the place to go; The danger of this lubricating oil through spilling to the outside of planting tool for seedling case between oil sealing and the axial region because lubricating oil outwards spills, causes the danger of the durability reduction of planting tool for seedling thereby the farmland of existence pollution plantation seedling and the lubricating oil in the planting tool for seedling case are not enough.
Summary of the invention
The present invention has taked following technical measures in order to address the above problem.
That is, the planting tool for seedling that the present invention provides a kind of seeding transplant machine to use, it possesses: the blanket shape seedling from seedling carrying base 20 is scraped the plantation pawl 40 from the seedling of a strain amount; Release this plantation pawl 40 and scrape the seedling release instrument 41 of the seedling that leaves; And the A of principal space portion in inside accumulates the planting tool for seedling case 32a of lubricating oil; Seedling is released the seedling release 41b of portion that instrument 41 possesses the axial region 41a on the parts of bearings 51 that is supported on sliding freely in the planting tool for seedling case 32a and is fastened on this axial region 41a front end in the outside of planting tool for seedling case 32a; Upside at parts of bearings 51 is provided with the outer peripheral face slip yielding rubber 53 freely at axial region 41a; Also leaning on the position of the downside of planting tool for seedling case 32a that the oil sealing 52 that contacts with the outer peripheral face of axial region 41a is set than parts of bearings 51; Between oil sealing 52 and parts of bearings 51, be provided with blank part 54; The external diameter of this blank part 54 is constituted bigger, will be located at planting tool for seedling case 32a along the outside of parts of bearings 51 from the interconnecting part 55 that this oil sealing 52 is communicated to the above-mentioned principal space A of portion than the external diameter of parts of bearings 51.
Therefore, the planting tool for seedling that this seeding transplant machine is used is scraped the seedling from a strain amount through plantation pawl 40 from the blanket shape seedling on the seedling carrying base 20, and the seedling release 41b of portion that this seedling is released instrument 41 with seedling releases to the farmland, thereby seedling is planted in the farmland.Press release action slip in parts of bearings 51 that seedling is released instrument 41 through axial region 41a; Lubricating oil in the A of principal space portion of planting tool for seedling case 32a is invaded the gap between axial region 41a and the parts of bearings 51, but utilizes oil sealing 52 can accept this lubricating oil and folding and unfolding in blank part 54.Even lubricating oil invade above-mentioned gap gradually because of the slip of axial region 41a and supply to oil sealing 52 and parts of bearings 51 between; Also utilize connectivity slot 55 to accept and the lubricating oil of folding and unfolding blank part 54 in returns the above-mentioned principal space A of portion and prevents near the pressure rising the oil sealing 52, prevent that lubricating oil from spilling to the outside through oil sealing 52 with oil sealing 52.
Therefore, prevent that lubricating oil from spilling to the outside of planting tool for seedling case 32a, thereby can prevent by the farmland of lubricant pollution plantation seedling and the lubricating oil in the planting tool for seedling case 32a not enough and cause the durability of planting tool for seedling 32 to reduce.
Description of drawings
Fig. 1 is the end view of transplanting rice seedlings machine.
Fig. 2 is the vertical view of transplanting rice seedlings machine.
Fig. 3 is the side sectional view of rotary box.
Fig. 4 is the side sectional view of planting tool for seedling.
Fig. 5 is the front view of plantation pawl.
Among the figure: the 1-rice transplanter, the 20-seedling carrying base, 40-plants pawl, and the 41-seedling is released instrument, 32-mausoleum planting tool, 32a-planting tool for seedling case, 41a-axial region, 41b-seedling release portion, 51-parts of bearings, 52-oil sealing, 55-connectivity slot, A-principal space portion.
Embodiment
Below a mode of embodiment of the present invention is described.
Fig. 1 representes transplanting rice seedlings machine 1, and this transplanting rice seedlings machine 1 is made up of the seedling plantation portion 3 of running vehicle body 2 and 6 drillings.
Substantial middle at running vehicle body 2 possesses the engine 4 as drive source, and front-wheel 6,6 and trailing wheel 7,7 utilize the driving of this engine 4 and drive through quilts such as the gearbox bodys 5 that goes, and through driving these front-wheels 6,6 and trailing wheel 7,7, running vehicle body 2 goes.Above above-mentioned engine 4, possess the seat 8 of manipulation, be provided with steering wheel 9 in the front side of this manipulation seat 8.Be provided with lifting linking member mechanism 10 at the rear portion of this running vehicle body 2, be equipped with above-mentioned seedling plantation portion 3, and make flexible structure of going up and down through hydraulic lifting cylinder 11 through this lifting linking member mechanism 10.And become being transferred to the structure in the above-mentioned seedling plantation portion 3 through plantation clutch box 12 from the power of car body.
In addition, be provided with progressive operation spacing in the rows gear lever 13, become the action that can change seedling plantation portion 3 structure the speed of the travel speed of running vehicle body 2 in the tread portion of handling the seat front side.Become the plantation operator can set the plantation spacing in the rows of the seedling of being transplanted in the farmland through this spacing in the rows gear lever 13 structure.Thereby become as long as the above-mentioned seedling plantation of the above-mentioned spacing in the rows gear lever of inoperation 13 portion 3 just by the structure of moving with the proportional speed of travel speed.
Like Fig. 1, shown in Figure 2; Seedling cultivation device 22 possesses utilization and is rotated the rotary box 31 of driving and is assemblied in the planting tool for seedling 32,32 on the both ends of this rotary box 31 respectively and constitutes from the end output of the plantation transmission frame 29 of plantation driving section 21 and with the driving with the seedling cultivation device driving shaft 30 of the proportional speed rotation of the travel speed of body, and becomes this planting tool for seedling 32,32 and scrape from above-mentioned seedling and scrape the seedling on mouthful 26a and will scrape the seedling that leaves and plant the structure in the farmland.Promptly; Above-mentioned rotary box 31 is to install with the structure of this seedling cultivation device driving shaft 30 one rotation; And be arranged to the structure that the central gear 33 in the rotary box 31 does not rotate on above-mentioned plantation transmission frame 29; And the rotation that utilizes rotary box 31 makes the idler gear 34,34 that meshes with this central gear 33 rotate around above-mentioned central gear 33; Thereby the driving through above-mentioned idler gear 34,34 is rotated the final gear 35 that meshes with this idler gear 34,34; Make above-mentioned planting tool for seedling 32,32 one rotation through final rotary gear axis 36,36, and the turned position of corresponding above-mentioned rotary box 31 determines the front and back inclination attitude of above-mentioned planting tool for seedling 32,32 with this final gear 35,35 one rotation.Also have, above-mentioned planting tool for seedling 32,32 becomes the structure with final gear 35 one rotation.In addition, above-mentioned idler gear 34,34 and above-mentioned final gear 35,35 are arranged on the symmetric position of above-mentioned central gear 33 and become the structure of the front and back inclination attitude of decision planting tool for seedling 32,32 separately.
In addition; Above-mentioned central gear 33 is non-circular eccentric gear and is respectively the identical number of teeth with above-mentioned idler gear 34,34 and above-mentioned final gear 35,35; For rotary box 31 rotates a circle,, above-mentioned idler gear 34,34 and above-mentioned final gear 35,35 rotate a circle respectively while changing the speed rotational angular velocity.Therefore, become during rotary box 31 rotates a circle the structure that planting tool for seedling 32,32 rotates a circle on this rotary box 31 to the direction opposite with the rotation of rotary box 31.
Above-mentioned planting tool for seedling 32 possess with the seedling of blanket shape scrape from a strain amount and the plantation pawl 40 that keeps with will plant pawl 40 separates and the seedling that keeps is released to the farmland face seedling with this and release that to pitch be seedling release instrument 41 and constituting.Rotation through above-mentioned rotary box 31; Planting tool for seedling 32 is drawn the circular rails slash and is scraped from a mouthful 26a through above-mentioned seedling; Thereby become above-mentioned plantation pawl 40 scrape from and remain in seedling and scrape seedling from mouthful 26a, and seedling is released instrument 41 seedling that is kept is released and with the structure of seedling plantation in the farmland to the farmland face.Seedling is released instrument 41 becomes following structure: base portion is inserted in the planting tool for seedling case 32a of planting tool for seedling 32; In the A of principal space portion of planting tool for seedling case 32a; Utilize seedling to release spring 42 when the release active side of seedling is afterburning; Be utilized in the planting tool for seedling 32 seedling that rotates and release seedling pushing arm 44 swings that the rotation of cam 43 makes rich swinging axle 44a swing, thus is connected with these seedling pushing arm 44 front ends and in planting tool for seedling case 32a slip release action.And, becoming seedling and release upper end 50 that the seedling of the instrument 41 and the connecting portion of this seedling pushing arm 44 releases instrument 41 in order to be connected with this seedling pushing arm 44, the axial region 41a that external diameter is stated after comparing is big.In addition, above-mentioned seedling release spring 42 contacts and the generation effect with the upper end 50 that seedling is released instrument 41.And the structure setting of above-mentioned seedling release cam 43 in rotary box 31, not rotate, for rotary box 31 rotated a circle, seedling was released cam 43 and is made the structure that rotates a circle at planting tool for seedling 32.
Above-mentioned plantation pawl 40 possesses front wall portion 40a and constitutes.In addition, the front wall portion 40a of above-mentioned plantation pawl 40 is provided with bolt hole 40b in base portion side, and above-mentioned plantation pawl 40 becomes tight a bolt 45 structures that are installed in above-mentioned planting tool for seedling case 32a on of utilization through above-mentioned bolt hole 40b.Leading section at above-mentioned plantation pawl 40 is provided with rearward outstanding left and right sides arm 40c, the 40c that is provided with from the portion of right ends portion of above-mentioned front wall portion 40a.In addition, central authorities about above-mentioned front wall portion 40a are provided with the 40d of grooving portion from the leading section of planting pawl 40 towards base portion side.And; When side arm portion 40c, the 40c of the above-mentioned grooving 40d of portion about above-mentioned is extended to the base portion side of plantation pawl 40; Constitute at the left and right sides width of front end of planting pawl 40 and above-mentioned front wall portion 40a roughly the same; Along with from the plantation pawl 40 front end towards the base portion side left and right sides reduced width, base portion side from the regulation the position become certain left and right sides width.In addition, the rear side of above-mentioned front wall portion 40a at the leading section of plantation pawl 40 constitutes the plane.Therefore, at the leading section of plantation pawl 40, the cross section becomes the seedling maintaining part that is made up of pair of right and left L font.And the side 40e of the above-mentioned grooving 40d of portion becomes curve form.In addition, in the back of above-mentioned front wall portion 40a, above-mentioned left and right sides arm 40c, 40c from the position of end 40f, the 40f of the base portion side of plantation pawl 40 up to the base portion side of plantation pawl 40, about be respectively equipped with side-prominent backward curve form part 40g, 40g.
Above-mentioned seedling is released instrument 41 and is possessed constituting as the axial region 41a of circular shaft part and the seedling release 41b of portion that is fastened on the front end of this axial region 41a of in above-mentioned planting tool for seedling case 32a, sliding through releasing action.And in planting tool for seedling case 32a, the sleeve (sliding bearing of tubular) that is loaded on the tubular in the planting tool for seedling case 32a in above-mentioned axial region 41a is supported on slidably is on the parts of bearings 51, and the outer peripheral face of axial region 41a contacts with the inner peripheral surface of parts of bearings 51.The above-mentioned seedling release 41b of portion be provided with release base portion 41c with about seedling head board 41d, 41d, become the seedbed of the seedling that the leading section butt plantation pawl 40 of this seedling head board 41d, 41d keeps and will plant the structure of the seedling release that pawl 40 keeps.About above-mentioned seedling head board 41d, 41d be arranged on side wall portion 40c, 40c than plantation pawl 40 keep left Right Inboard this side wall portion 40c, 40c near, the front portion of adopting this seedling head board 41d, 41d when side-looking with the above-mentioned side wall portion 40c of plantation pawl 40, the configuration that 40c repeats.In addition; As shown in Figure 4; Under the state that is positioned at the return action end in the release action of above-mentioned seedling release instrument 41, above-mentioned seedling head board 41d, 41d become from the structure of the part of the end of the base portion side of the conduct plantation pawl 40 of only outstanding this seedling head board 41d of the end 40f of the base portion side of the plantation pawl 40 of the side wall portion 40c of plantation pawl 40,40c, 40f, 41d.And above-mentioned seedling head board 41d, 41d are employed in above-mentioned seedling and release under the state that instrument 41 is arranged in the release motion end of releasing action, the front portion of this seedling head board 41d, 41d when overlooking with the side wall portion 40c of plantation pawl 40, the configuration that 40c repeats.In addition, the front 41e of the above-mentioned seedling release base portion 41c of the 41b of seedling release portion becomes the curve form of forwards giving prominence to up to the base portion side of plantation pawl 40 from the end of above-mentioned seedling head board 41d, 41d.
Position at the downside that also depends on planting tool for seedling case 32a than parts of bearings 51 is provided with the oil sealing 52 that contact with the outer peripheral face of axial region 41a, utilizes this oil sealing 52 to prevent to accumulate in the interior lubricating oil (aqueous oil or lubricating grease) of the A of principal space portion in the planting tool for seedling case 32a and spills to the outside because of the action of seedling release instrument 41.At the upside of parts of bearings 51, be arranged on the outer peripheral face slip yielding rubber 53 freely of axial region 41a.Between oil sealing 52 and parts of bearings 51, blank part 54 is set, the lubricating oil that moves back and forth the gap between intrusion this axial region 41a and the parts of bearings 51 that becomes the upper end 50 of releasing instrument 41 because of slip and the seedling of axial region 41a supplies to the structure of 54 kinds of blank parts.The external diameter of this blank part 54 is bigger than the external diameter of parts of bearings 51.At position, front side of parts of bearings 51, the connectivity slot 55 that will be communicated to from the bottom of parts of bearings 51 A of principal space portion in the planting tool for seedling case 32a of upside is formed at planting tool for seedling case 32a along the outside of parts of bearings 51.Through this connectivity slot 55; Promptly be that slip because of axial region 41a is to blank part 54 supplying lubricating oils; Pressure in the blank part 54 does not rise yet; And produce the effect that the lubricating oil make in the blank part 54 return the space in the planting tool for seedling case 32a, prevented that lubricating oil 52 from spilling to the outside through oil sealing 52 in the blank part 54.
According to the above; The rotation of this seedling cultivation device 22 through rotary box 31 circled round by the annular trace of above-below direction and utilized plantation pawl 40 to scrape to scrape from the seedling of a strain amount and this is scraped the seedling that leaves from mouthful 26a from the seedling of the bottom of seedling carrying base 20 and be transplanted on the farmland face, seedling release instrument 41 through release action with the seedling plantation in the farmland.When scraping the seedling of the strain amount of leaving; The leaf of the seedling that extends to the top from the seedbed gets into the 40d of grooving portion of plantation pawl 40; And pass through the front wall portion 40a of plantation pawl 40 leading sections and left and right sides arm 40c, 40c keep a strain amount on the planting tool for seedling 32 of seedling cultivation device 22 seedbed, and keep the seedbed with unseparated reliable in structure ground, the seedbed that is transplanted on the seedling on the face of farmland.In addition, be maintained on the planting tool for seedling 32 seedling through be arranged in above-mentioned left and right sides side wall portion 40c, 40c about near inboard seedling release instrument 41 seedling head board 41d, 41d the release reliable in action plant the farmland.
And; Press release action slip on parts of bearings 51 that seedling is released instrument 41 through axial region; Though the lubricating oil in the A of principal space portion of planting tool for seedling case 32a is invaded the gap between axial region 41a and the parts of bearings 51, utilize oil sealing 52 to accept this lubricating oil and folding and unfolding in blank part 54.Even lubricating oil is invaded above-mentioned gap gradually and is supplied to blank part 54 because of the slip of axial region 41a; Also utilize connectivity slot 55 to make the lubricating oil in the blank part 54 return the above-mentioned principal space A of portion and prevent that the pressure in the blank part 54 from rising; Prevent that lubricating oil from spilling to the outside through oil sealing 52 in the blank part 54, thereby can prevent by the farmland of lubricant pollution plantation seedling and the lubricating oil in the planting tool for seedling case 32a not enough and cause the durability of planting tool for seedling 32 to reduce.
Though above-mentioned planting tool for seedling 32 is made the structure that connectivity slot 55 partly is set at the planting tool for seedling case 32a of parts of bearings 51 front sides, it is also passable in parts of bearings 51 parts of the outer peripheral face that becomes parts of bearings 51 connectivity slot 55 to be set.
Also have, above embodiment is described the planting tool for seedling of transplanting rice seedlings machine, but the present invention is not limited to transplanting rice seedlings machine.
Equally, above embodiment narrates the seedling cultivation device that possesses rotary box, but the present invention is not limited thereto.
Claims (1)
1. planting tool for seedling that seeding transplant machine is used possesses: the blanket shape seedling from seedling carrying base (20) is scraped the plantation pawl (40) from the seedling of a strain amount; To plant pawl (40) and scrape the seedling release instrument (41) of the seedling release of leaving; And the principal space portion (A) in inside accumulates the planting tool for seedling case (32a) of lubricating oil, it is characterized in that,
Seedling is released the seedling release portion (41b) that instrument (41) possesses the axial region (41a) on the parts of bearings (51) that is supported on sliding freely in the planting tool for seedling case (32a) and is fastened on the front end of this axial region (41a) in the outside of planting tool for seedling case (32a); Upside at parts of bearings (51) is provided with the outer peripheral face slip yielding rubber (53) freely at axial region (41a); Also leaning on the position of the downside of planting tool for seedling case (32a) that the oil sealing (52) that contacts with the outer peripheral face of axial region (41a) is set than parts of bearings (51); Between oil sealing (52) and parts of bearings (51), be provided with blank part (54); The external diameter of this blank part (54) is constituted bigger, will be located at the inside of planting tool for seedling case (32a) along the outside of parts of bearings (51) from the interconnecting part (55) that this oil sealing (52) are communicated to above-mentioned principal space portion (A) than the external diameter of parts of bearings (51).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007-296795 | 2007-11-15 | ||
| JP2007296795 | 2007-11-15 | ||
| JP2007296795A JP4946817B2 (en) | 2007-11-15 | 2007-11-15 | Seedling transplanter for seedling transplanter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101433141A CN101433141A (en) | 2009-05-20 |
| CN101433141B true CN101433141B (en) | 2012-09-19 |
Family
ID=40707902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101763103A Expired - Fee Related CN101433141B (en) | 2007-11-15 | 2008-11-14 | Seedling-planting tool for seedling transplanter |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4946817B2 (en) |
| KR (1) | KR101056170B1 (en) |
| CN (1) | CN101433141B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102792810B (en) * | 2012-08-21 | 2014-12-03 | 东北农业大学 | Ordered pot seedling-taking device used for pot seedling disc |
| JP7195213B2 (en) * | 2019-04-25 | 2022-12-23 | 株式会社クボタ | field work machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5635224A (en) * | 1979-08-31 | 1981-04-07 | Toshiba Corp | Temperature control device |
| JPS58187214A (en) * | 1982-04-26 | 1983-11-01 | Hitachi Ltd | Formation of dipole coil |
| JPS6019863A (en) * | 1983-07-13 | 1985-02-01 | ト−ヨ−サッシビル建材株式会社 | Simple scaffold |
| CN1295952C (en) | 2003-01-31 | 2007-01-24 | 井关农机株式会社 | Transplanting appts. |
| US20060140791A1 (en) | 2004-12-29 | 2006-06-29 | Deming Glenn I | Miniature rotary compressor, and methods related thereto |
| ES2334844T3 (en) | 2006-09-29 | 2010-03-16 | Honda Motor Co., Ltd. | OIL PASS STRUCTURE. |
-
2007
- 2007-11-15 JP JP2007296795A patent/JP4946817B2/en not_active Expired - Fee Related
-
2008
- 2008-10-31 KR KR1020080108047A patent/KR101056170B1/en active IP Right Grant
- 2008-11-14 CN CN2008101763103A patent/CN101433141B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR20090050945A (en) | 2009-05-20 |
| JP2009118786A (en) | 2009-06-04 |
| JP4946817B2 (en) | 2012-06-06 |
| KR101056170B1 (en) | 2011-08-11 |
| CN101433141A (en) | 2009-05-20 |
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