CN104663077A - Sowing line position and sowing width adjusting device for rice field seedling cultivating and sowing machine - Google Patents
Sowing line position and sowing width adjusting device for rice field seedling cultivating and sowing machine Download PDFInfo
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- CN104663077A CN104663077A CN201510023934.1A CN201510023934A CN104663077A CN 104663077 A CN104663077 A CN 104663077A CN 201510023934 A CN201510023934 A CN 201510023934A CN 104663077 A CN104663077 A CN 104663077A
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Abstract
The invention relates to a sowing line position and sowing width adjusting device for a rice field seedling cultivating and sowing machine. The sowing width of the sowing machine is greater than the total width of a seedling spreading plate; the device is suspended and fixed on longitudinal beams on two sides of a rack, and is articulated with the longitudinal beams on two sides through a pair of limiting plates; the pair of limiting plates are connected with each other by virtue of a limiting rod; springs are arranged between the end part of the limiting rod and the limiting plates; the limiting plates are pressed towards the middle parts to ensure that the space M between the left limiting plate and the right limiting plate is equal to the length L of the convex middle part of the limiting rod, and M is equal to or slightly greater than the width of a seedling bed; the lower edges of the limiting plates approach to or contact the seedling bed; a bending guide part of which one end bends outwards is arranged at the front end of each limiting plate; the part, which firstly contacts the seedling bed, of the bent part of the left limiting plate or the right limiting plate swings along a hinge due to the action force of the seedling bed; the seedling bed gradually enters the part between the left limiting plate and the right limiting plate; the bending guide parts play a guide role; and when the left limiting plate and the right limiting plate depart from the center position, the spring on one side is compressed to generate restoring force.
Description
Technical field
The present invention relates to a kind of rice seed drill for field sprout cultivation, particularly relate to a kind of rice seed drill for field sprout cultivation and broadcast line position and sowing width adjusting apparatus, belong to rice seed drill for field sprout cultivation tool technical field.
Background technology
Rice transplanting machineryization be unable to do without normalized rice shoot, and the seeding method in the cultivating process of current this normalization rice shoot mainly comprises seedling planting streamline and field seedling raising sowing.The former on seedling planting pipelining equipment once property complete shop fixtures soil, sow, cover table soil etc. after operation, manually the seedling-cultivation plate sowed pendulum is carried out seedling in field or seedling factory, seedling-cultivation plate blank panel is put in field by the latter, then carries out shop fixtures soil, sows, covers table soil.Wherein field seedling raising seeding method decreases after planting seedling dish transfer link, alleviates the amount of labour, is used widely in south China area.
Existing field seedling raising sowing equipment is all semimechanized, completes seeding operation by manually promoting sower.Wherein, sower must run the accuracy of guarantee sowing position on two parallel tracks.The such as patent No. is the Chinese utility model patent of ZL200920053022.9 and ZL200520068774.4, after completing the operation of a breadth, need manually track to be moved on to next breadth exactly together with sower, need many people to coordinate and just can complete, labour intensity is also larger.
Summary of the invention
The technical issues that need to address of the present invention are: existing field seedling raising sowing equipment is all semi-automatic, need to complete seeding operation by manually promoting sower, after completing the operation of a breadth, need manually track to be moved on to next breadth exactly together with sower, need many people to coordinate just can complete, labour intensity is also larger.
The present invention takes following technical scheme:
A kind of rice seed drill for field sprout cultivation broadcasts line position and sowing width adjusting apparatus, planting with sowing machine fabric width is greater than the overall width of spread seedling dish, broadcast line position and sow width adjusting apparatus 4 Suspending fixation on two side girders 401 of frame 2, by a pair limiting plate and two side girder 401 chain connections, gag lever post 407 is adopted to be connected between left limit plate 406 with right limit plate 408, broadcast line position and sow width adjusting apparatus 4 and can freely swing left and right along described hinge rotation direction, spring 405 is provided with between gag lever post 407 end and limiting plate, limiting plate is compressed to middle part, guarantee that the spacing M of left and right limiting plate equals the length L of gag lever post raised central portion, described M equals or slightly larger than the width of seedling-cultivation plate, the lower limb of limiting plate 408 is pressed close to seedling-cultivation plate or contacts, limiting plate 408 front end has bandy bending guiding position, one end, the active force that the part that left limit plate 406 or right limit plate 408 dogleg section first touch seedling dish is subject to seedling dish can swing along hinge 402, make seedling dish enter between left limit plate 406 and right limit plate 408 gradually, bending guiding position play the guiding role, when left limit plate 406 and right limit plate 408 depart from center, wherein the spring of side can produce restoring force by compression.
Further, the bending shape at bandy bending guiding position that described left and right limiting plate 406,408 has is 1/4th ellipse arcs.
Further, described left and right limiting plate 406,408 is provided with waist-shaped hole, the width of mounting hole is S, gag lever post 407 is thin ends and thick middle axle, middle wider section diameter is D, and length is L, and the thinner section diameter in gag lever post 407 two ends is d, it separately has row's circular hole, and magnitude relationship is: d < S < D; Part thinner for gag lever post 407 two ends to be pierced into respectively on left limit plate 406 and right limit plate 408 in mounting hole, two springs 405 are enclosed within gag lever post 407 end outside left limit plate 406 and right limit plate 408, spring one end is close to outside left limit plate 406 and right limit plate 408, the other end is compressed by back-up ring 403, then split pin 404 pierced in the circular hole at gag lever post 407 two ends fixing, changing aperture position can change pressing force of the spring.
Further, shape that described left and right limiting plate 406,408 top is formed " falling eight ", leads to the inside by sowing.
Further, described rice seed drill for field sprout cultivation is fixedly connected with rice transplanter chassis.
Beneficial effect of the present invention is:
1) automation intensity is high, and without the need to manually laying track during field seedling raising, labour intensity reduces greatly.
2) production efficiency promotes greatly, and operating personnel change a people into by three people and can operate.
3) be attached on rice transplanter by the function that field seedling raising is sowed, utilizing the hydraulic pressure of rice transplanter to export universal drive shaft can drive this field Sprout cultivation seeder, improves the surcharge of rice transplanter.
4) sower directly adds shop fixtures soil device, once complete shop fixtures soil, seeding operation, reduce work workload.
5) seed that seeding fabric width is greater than seedling dish width M part all can enter to add to seedling tray under the guiding of left limit plate 406 and right limit plate 408, thus guarantees that seed can not be broadcast outside seedling dish.
6) when left limit plate 406 and right limit plate 408 depart from vertical position as shown in Figure 3, wherein the spring of side can produce restoring force by compression, after having sowed, two limiting plates are separated with seedling dish, restoring force makes left limit plate 406 and right limit plate 408 get back to the position shown in Fig. 5, normally works when guaranteeing to sow next time.
7) sowing line position can free adjustment, solves the problem that facility traveling process cathetus is bad, thus overcomes maximum technical difficulty, thus makes this hanging-connecting sow function to substitute trapped orbit formula sower.
Accompanying drawing explanation
Fig. 1 is the suspended rice field seedling raising sower end view adopting the present invention to broadcast line position and sowing width adjusting apparatus.
Fig. 2 is the suspended rice field seedling raising sower front view adopting the present invention to broadcast line position and sowing width adjusting apparatus.
Fig. 3 is that the present invention broadcasts line position and sowing width adjusting apparatus front view.
Fig. 4 is that the present invention broadcasts line position and sowing width adjusting apparatus vertical view.
Fig. 5 is left limit plate side direction view.
Fig. 6 is gag lever post schematic diagram.
In figure, 1. hitching axis; 2. frame; 3. support skid parts; 4. broadcast line position and sowing width adjusting apparatus, 5. sow assembly, 6. spread local soil type's part, 7. power input shaft, 8. gearbox;
Two side girders on 401. seeder frames, 402. hinges, 403. back-up rings, 404. split pins, 405. springs, 406. left limit plates, 407. gag lever posts, 408. right limit plates.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
Hand-push type Sprout cultivation seeder for prior art is taken a lot of work effort, unhandy deficiency, and the present invention broadcasts line position and sowing width adjusting apparatus for coordinating suspended rice field seedling raising complex operation planter to devise a kind of rice seed drill for field sprout cultivation.Sower can be suspended on the universal output shaft on existing rice transplanter chassis, disposablely can complete shop fixtures soil, seeding operation.
See Fig. 1-Fig. 2, this sower by frame 2, paving local soil type part 6, sowing assembly 5, support skid parts 3, broadcast the part such as line position and sowing width adjusting apparatus 4 and form.As shown in Figure 1 and Figure 2, hitching axis 1 is fixed on the front end of frame, and power input shaft 7 inputs for the power of rice transplanter, and gearbox 8 is for changing power transmission direction and size.
The course of work is: before work, this sower is articulated on the universal output shaft on rice transplanter chassis by hitching axis 1, the lifting of sower can be controlled by rice transplanter chassis hydraulicefficiency elevation structure, when not carrying out seedling planting, Sprout cultivation seeder entirety can upwards be lifted by hydraulicefficiency elevation structure, is equivalent to leave on rice transplanter fuselage.During farm work, sower declines by operation rice transplanter chassis, and the support skid assembly 3 be connected in frame 2 is pressed in soil surface, supports sower in certain height operation.The power take-off on rice transplanter chassis is connected with the power input shaft 7 of sower, and drive power input shaft 7 to rotate, power adjusts to suitable speed through gearbox 8, drives paving local soil type part 6 and sowing assembly 5 to work, completes shop fixtures soil and sowing operation.
Seedling circles or whirl in the air and be linearly first layered on field before seeding operation, and the manual operation when seeding operation of rice transplanter chassis can not be accomplished completely linearly to advance, always there is a small amount of skew to the left or to the right, in order to ensure that in seedling dish, all positions all do not have broadcast leakage, planting with sowing machine fabric width is designed to the overall width being greater than spread seedling dish.In this case, in order to make seed can sow in seedling dish, needing the subset that the width that sower both sides have more is sowed to hold together in seedling dish, devising for this reason and broadcasting line position and sowing width adjusting apparatus 4, as shown in figures 3 to 6.
Broadcast the structure and working principle of line position and sowing width adjusting apparatus 4: as Figure 3-Figure 4, left limit plate 406 and right limit plate 408 are connected on the longeron of the sower left and right sides respectively by hinge 402, can freely swing left and right.Kidney-shaped elongated hole beaten respectively by left limit plate 406 and right limit plate 408, and as Fig. 5, left and right limiting plate is symmetrical, and kidney-shaped elongated hole width is S.Gag lever post 407 is thin ends and thick middle axle, and as Fig. 6, middle wider section diameter is D, and length is L, and the thinner section diameter in gag lever post 407 two ends is d, it separately has row's circular hole.And magnitude relationship is: d < S < D.If it is M that one, field operation breadth spreads seedling dish width, as Fig. 6, make L=M.Part thinner for gag lever post 407 two ends to be pierced into respectively on left limit plate 406 and right limit plate 408 in kidney-shaped elongated hole, Fig. 6 is the profile along gag lever post axis in Fig. 5, two springs 405 are enclosed within gag lever post 407 end outside left limit plate 406 and right limit plate 408, spring one end is close to outside left limit plate 406 and right limit plate 408, the other end is compressed by back-up ring 403, then split pin 404 is pierced in the circular hole at gag lever post 407 two ends fixing.Change aperture and can change pressing force of the spring.Left limit plate 406 and right limit plate 408 front portion are inverted "eight" shape along the bending laterally of elliptic arc shape respectively, it are preferably designed to 1/4th ellipse arc shapes, as Fig. 6.During seeding operation, the active force that the part that left limit plate 406 or right limit plate 408 dogleg section first touch seedling dish is subject to seedling dish can swing along hinge 402, makes seedling dish enter between left limit plate 406 and right limit plate 408 gradually.In facility traveling process to the left or to the right in certain limit when off-straight direction, left limit plate 406 and right limit plate 408 all can swing at hinge 402 place, thus make seedling dish all the time between left limit plate 406 and right limit plate 408, the seed that seeding fabric width is greater than seedling dish width M part all can enter to add to seedling tray under the guiding of left limit plate 406 and right limit plate 408, thus guarantees that seed can not be broadcast outside seedling dish.When left limit plate 406 and right limit plate 408 depart from vertical position as shown in Figure 5, wherein the spring of side can produce restoring force by compression, after having sowed, two limiting plates are separated with seedling dish, restoring force makes left limit plate 406 and right limit plate 408 get back to the position shown in Fig. 5, normally works when guaranteeing to sow next time.
Claims (5)
1. rice seed drill for field sprout cultivation broadcasts line position and a sowing width adjusting apparatus, it is characterized in that:
Planting with sowing machine fabric width is greater than the overall width of spread seedling dish, broadcast line position and sow width adjusting apparatus (4) Suspending fixation on two side girders (401) of frame (2), by a pair limiting plate and two side girders (401) chain connection, gag lever post (407) is adopted to be connected between left limit plate (406) with right limit plate (408), broadcast line position and sow width adjusting apparatus (4) and can freely swing left and right along described hinge rotation direction, gag lever post (407) is provided with spring (405) between end and limiting plate, limiting plate is compressed to middle part, guarantee that the spacing M of left and right limiting plate equals the length L of gag lever post raised central portion, described M equals or slightly larger than the width of seedling-cultivation plate,
The lower limb of limiting plate (408) is pressed close to seedling-cultivation plate or contacts, limiting plate (408) front end has bandy bending guiding position, one end, the active force that the part that left limit plate (406) or right limit plate (408) dogleg section first touch seedling dish is subject to seedling dish can swing along hinge (402), make seedling dish enter between left limit plate (406) and right limit plate (408) gradually, bending guiding position play the guiding role; When left limit plate (406) and right limit plate (408) depart from center, wherein the spring of side can produce restoring force by compression.
2. rice seed drill for field sprout cultivation as claimed in claim 1 broadcasts line position and sowing width adjusting apparatus, it is characterized in that: the bending shape at the bandy bending guiding position that described left and right limiting plate (406,408) has is 1/4th ellipse arcs.
3. rice seed drill for field sprout cultivation as claimed in claim 1 broadcasts line position and sowing width adjusting apparatus, it is characterized in that:
Described left and right limiting plate (406,408) is provided with waist-shaped hole, the width of mounting hole is S, gag lever post (407) is thin ends and thick middle axle, middle wider section diameter is D, length is L, the thinner section diameter in gag lever post (407) two ends is d, it separately has row's circular hole, and magnitude relationship is: d < S < D;
Part thinner for gag lever post (407) two ends is pierced into respectively in left limit plate (406) and the upper mounting hole of right limit plate (408), two springs (405) are enclosed within gag lever post (407) end in left limit plate (406) and right limit plate (408) outside, spring one end is close to left limit plate (406) and right limit plate (408) outside, the other end is compressed by back-up ring (403), then split pin (404) pierced in the circular hole at gag lever post (407) two ends fixing, changing aperture position can change pressing force of the spring.
4. rice seed drill for field sprout cultivation as claimed in claim 1 broadcasts line position and sowing width adjusting apparatus, it is characterized in that: " eight " shape is formed at described left and right limiting plate (406,408) top, sowing is led to the inside.
5. rice seed drill for field sprout cultivation as claimed in claim 1 broadcasts line position and sowing width adjusting apparatus, it is characterized in that: described rice seed drill for field sprout cultivation is fixedly connected with rice transplanter chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510023934.1A CN104663077B (en) | 2015-01-16 | 2015-01-16 | A kind of rice seed drill for field sprout cultivation broadcasts line position and puts and sow width adjusting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510023934.1A CN104663077B (en) | 2015-01-16 | 2015-01-16 | A kind of rice seed drill for field sprout cultivation broadcasts line position and puts and sow width adjusting apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN104663077A true CN104663077A (en) | 2015-06-03 |
| CN104663077B CN104663077B (en) | 2017-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510023934.1A Expired - Fee Related CN104663077B (en) | 2015-01-16 | 2015-01-16 | A kind of rice seed drill for field sprout cultivation broadcasts line position and puts and sow width adjusting apparatus |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0998607A (en) * | 1995-10-02 | 1997-04-15 | Yanmar Agricult Equip Co Ltd | Seeding apparatus |
| CN101258798A (en) * | 2008-03-25 | 2008-09-10 | 浙江大学 | Breadth adjustable planter in rice hole plate sprout cultivation |
| CN101258822A (en) * | 2008-03-25 | 2008-09-10 | 浙江大学 | Adjustable material filling device in rice hole plate seedling raising |
| CN102187756A (en) * | 2011-04-18 | 2011-09-21 | 广西大学 | Paddy-bud seeder |
| CN202340406U (en) * | 2011-11-24 | 2012-07-25 | 新疆农垦科学院 | Soil covering mechanism for hole plate seedling seeder |
| CN204518390U (en) * | 2015-01-16 | 2015-08-05 | 农业部南京农业机械化研究所 | A kind of rice seed drill for field sprout cultivation broadcasts line position adjusting device |
-
2015
- 2015-01-16 CN CN201510023934.1A patent/CN104663077B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0998607A (en) * | 1995-10-02 | 1997-04-15 | Yanmar Agricult Equip Co Ltd | Seeding apparatus |
| CN101258798A (en) * | 2008-03-25 | 2008-09-10 | 浙江大学 | Breadth adjustable planter in rice hole plate sprout cultivation |
| CN101258822A (en) * | 2008-03-25 | 2008-09-10 | 浙江大学 | Adjustable material filling device in rice hole plate seedling raising |
| CN102187756A (en) * | 2011-04-18 | 2011-09-21 | 广西大学 | Paddy-bud seeder |
| CN202340406U (en) * | 2011-11-24 | 2012-07-25 | 新疆农垦科学院 | Soil covering mechanism for hole plate seedling seeder |
| CN204518390U (en) * | 2015-01-16 | 2015-08-05 | 农业部南京农业机械化研究所 | A kind of rice seed drill for field sprout cultivation broadcasts line position adjusting device |
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| CN104663077B (en) | 2017-06-20 |
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Granted publication date: 20170620 Termination date: 20210116 |