CN2737134Y - Precision seeder for wheat - Google Patents
Precision seeder for wheat Download PDFInfo
- Publication number
- CN2737134Y CN2737134Y CN 200420041215 CN200420041215U CN2737134Y CN 2737134 Y CN2737134 Y CN 2737134Y CN 200420041215 CN200420041215 CN 200420041215 CN 200420041215 U CN200420041215 U CN 200420041215U CN 2737134 Y CN2737134 Y CN 2737134Y
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- seeding
- wheel
- seeding unit
- wheat
- seed
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Abstract
The utility model belongs to precision seeding machinery for wheat. The prior popularized and applied wheat seeding machinery in China has the disadvantages that the precision of the seeding is not enough, the breakage rate of the seeds is high, and the seed discharge rate is not stable. To solve the disadvantages, the scheme invents an air suction type precision seeding machine for wheat which is applicable to the popularization and the application in a field. The utility model is mainly composed of a machine frame and six seeding single bodies. Each seeding single body is mainly composed of a parallel four-bar linkage, a longitudinal beam, a seeding device, a land wheel, a driving device, a colter boot, etc. The six seeding single bodies are staggered on the front and the back of the machine frame. The top and the bottom of the parallel four-bar linkage are respectively connected with the machine frame and the longitudinal beam. The seeding device, the colter boot and the land wheel are all installed on the longitudinal beam. The seeding device and the colter boot can simultaneously profile modeling along with the land wheel. The seeding machine raises the quality of sucking seeds in the mode of scraping seeds in multilevel, overcomes the disadvantages of the traditional seeding machine, and has higher popularizing value.
Description
(1) technical field
The utility model belongs to the novel wheat precision sower.
(2) background technology
Wheat is China's staple food crop, along with improving constantly of farmland mechanized operation level.The continuous increase of mechanical work area is ploughed, broadcasts, is irritated and gather in the crops the comprehensive mechanization degree by the end of Shandong Province's wheat in 1998 and reached 83%, and wheat cultivation has been realized mechanization substantially.Because the wheat seed form is special and wheat precision drilling line-spacing is narrow, and spacing in the rows is little, therefore, realize that technological means one land for growing field crops of wheat precision drilling does not produce with pneumatic precision seeder is a large amount of so far.What China applied at present is the mechanical type pneumatic precision seeder that is carried out the transition to precision sower by traditional grain drill.This mechanical type pneumatic precision seeder also exists shortcomings such as can not realizing precision drilling, seed breakage rate height, amount of seed metering instability.Driven sucking precise seeder is a kind of operation principle novel precise seeder fully.Though the structure relative complex, injuring-free seed, looser to the requirement of seed geometry, easily realize precision drilling.The air inhaling type fine sowing machine has abroad been arranged, but be mainly used in sub-district experiment etc., do not used pneumatic precision seeder in the production as yet.Owing to external machine construction complexity, cost an arm and a leg, be difficult to introduce and promote in a large number.
(3) summary of the invention
The purpose of this utility model is that development can realize the wheat precision drilling according to China's Wheat Production reality, and the seed breakage rate is zero, and the amount of broadcasting is stable, is suitable for the air-sucking type novel wheat precision sower of applying in the land for growing field crops.
The utility model mainly is made up of frame and six planters, planter mainly is made up of parallel four-bar linkage, longeron, seeding unit, land wheel, transmission device, plough etc., six planters being staggered front to back in frame, parallel four-bar linkage connect frame and longeron up and down respectively, seeding unit, plough, land wheel are installed on the longeron, and seeding unit and plough are simultaneously with the land wheel profiling.Seeding unit driving wheel and fixed wheel are vertically mounted on the seeding unit axle, and fixed wheel top certain angle is provided with the suction-chamber, and remainder is an atmospheric area, and the centre of outer, suction-chamber has narrow groove as aspirating unit, and driving wheel is enclosed within on the fixed wheel.All there is the type hole in portion in the middle of the outer of driving wheel.Driving wheel rotates during work, and the type hole of driving wheel is corresponding with narrow groove on the fixed wheel, can hold seed, when scraping kind of district (four seed scraping devices divide two groups up and down, are staggered in both sides, type hole), scrapes off unnecessary seed, and when going to the atmospheric area below the fixed wheel, seed falls.
The utility model compact integral structure, standard, simple and practical, on power, the matching of emphasis and tractor with small four wheels is made every effort to whole unit and is better brought into play its dynamic property and economic and practical more.The design of seeding unit adopts rectilinear hole roller radially to inhale the form of planting from making and use two aspects in the structure of the domestic and international Related product of analysis and research and the basis of performance, further simplified structure reduces cost, improves the quality that suction is planted by the multistage mode of planting of scraping.Overcome shortcomings such as the traditional mechanical formula seeding unit amount of broadcasting instability and the easy fragmentation of seed, had higher promotional value.
(4) description of drawings
Fig. 1: novel wheat precision sower sketch
1 is plough among Fig. 1, the 2nd, and grain tube, 3 trip bolts, the 4th, parallel four connecting rods, the 5th, frame, the 6th, U-bolt, the 7th, seed-box, the 8th, land wheel, the 9th, seedlet case plate washer, the 10th, tension part, the 11st, surge hopper, the 12nd, seeder;
Fig. 2: novel wheat accurate quantity feed mechanism for seeder model structure
13 is seeding unit axles among Fig. 2, the 14th, and holding screw, the 15th, seed wheel, the 16th, suction-chamber, the 17th, suction-chamber's side door, the 18th, sealing ring, 19 circlips, the 20th, bearing (ball) cover, the 21st, through type forced filling oil cup, the 22nd, axle sleeve, the 23rd, longeron 1,24th, longeron 2,25th, hinge wheel, the 26th, square toes cylinder end clamping fixed screw, the 27th, short sleeve;
Fig. 3: novel wheat accurate quantity feed mechanism for seeder suction-chamber front view
Fig. 4: novel wheat accurate quantity feed mechanism for seeder suction-chamber profile
(5) preferred forms of the present utility model
The used parts of the utility model
Frame: be welded by the 8# channel-section steel, be the rectangle of level.Long 1.7 meters, 0.23 meter of front and rear beam spacing.Lower suspension arm is gone up in the front-axle beam welding, articulates with tractor.Front and rear beam is installed 3 planters respectively, and 6 monomers are staggered front to back.
Mechanism follows an example: adopt parallel four-bar linkage (4) simple in structure, carry out monomer and follow an example.The monomer integral body of following an example is followed an example accurately, and it is effective to follow an example, and preceding vertical rod is fixed on the frame front and rear beam with " U " type bolt (6).Change the position of " U " type bolt (6) on beam, can satisfy different line-spacing requirements.Go up installation brace and spring at quadric chain (4), can regulate the position of following an example.
Longeron: client link under the back vertical rod of longeron and parallel four-bar linkage (4), land wheel (8), seeding unit (12), chain drive and tensioning apparatus (10), plough (1) etc. are installed on it.
Seed scraping device: scrape kind of (the clear kind) device for guaranteeing that seeding accuracy plays important effect.For air-suction seeding unit, because the wheat external form is irregular, the phenomenon that many seeds are inhaled in a type hole may appear in the type of the blocking hole that each seed can not be all tight.Therefore, in order to scrape off unnecessary seed, do not damage seed again simultaneously, reach the purpose of precise sowing, adopt two groups of seed scraping devices up and down, each group is made up of two scraper-type seed scraping devices respectively.Each seed scraping device all has go back to kind of a hole, makes the seed that scrapes fall the seedlet case through returning kind of a backlash.One group of seed scraping device of below, spacing is bigger, is used for realizing the elementary kind of scraping, and one group of seed scraping device spacing of top is according to the wheat seeds size adjusting, is used for realizing that precision scrapes kind, improved greatly and scraped kind of a precision.This seed scraping device is simple in structure, and is easy to adjust.
Land wheel (8): the effect of land wheel is to support complete machine and provide seeding unit required power, and has follow an example wheel and press wheel effect concurrently.The ground wheel diameter is 320MM.In order to strengthen its tack, the outer ring is cast with the claw type projection, slides to reduce.The land wheel end is equipped with sprocket wheel, drives seeding unit work by chain and sprocket driving device, and keeps certain gear ratio.
Transmission mechanism: land wheel axle head minor sprocket can be changed, and adjusts gearratio, to change the grain distance.Sprocket wheel is by standard design, and the hinge wheel number of teeth is 41, and the minor sprocket number of teeth is respectively 15,25, and corresponding theoretical grain distance is 3.3CM, 2.0CM.
Plough (1): adopt the arrow spade type plough.This plough soil-entering resistance is little, and trench digging technology is good, does not turn over random soil layer, because the seeding unit position is lower, and does not establish grain tube between the plough (1), seed can directly land.Plough (1) embedded depth is realized by adjusting trip bolt (3).
Blower fan: blower fan is installed in tractor the place ahead, by the belt pulley drive of diesel engine.Air inlet links to each other by the suction-chamber of airduct with the seeding unit fixed wheel.Blower fan is that Tongliao, Inner Mongolia chamber Fuhua machine-building Co., Ltd produces product, can be general with row-crop drill.
Main performance index: unit operation speed 4.43 kms/hour, sowing line number 6 row, working width 1.2-1.8 rice
The unit connected mode: suspension type, blower fan is preposition, by engine belt pulley drive work.
Mating power: Mount Taishan-18 tractor, Z2-31 dc motor
The novel wheat precision sower has characteristics such as accurately efficient, but uses in vast wheat planting area, China the Yellow River and Huai He River sea large-scale popularization.
Claims (3)
1, a kind of novel wheat precision sower, mainly by plough, brace and spring, parallel four-bar linkage, frame, seed-box, land wheel, driving chain, longeron, regulating wheel, the seeding unit driving wheel, the seeding unit fixed wheel, the seedlet case, seed scraping device and six compositions such as planter, it is characterized in that six planters are staggered front to back is installed on the machine, parallel four-bar linkage connects frame and longeron respectively, seeding unit, plough and land wheel are installed on the longeron, seeding unit and plough are simultaneously with the land wheel profiling, and seeding unit mainly is made up of a fixed wheel and a driving wheel.
2, a kind of novel wheat precision sower according to claim 1, it is characterized in that seeding unit driving wheel and fixed wheel are vertically mounted on the seeding unit axle, fixed wheel top certain angle is provided with the suction-chamber, remainder is an atmospheric area, the centre of outer, suction-chamber has narrow groove, as air intake duct, driving wheel is enclosed within on the fixed wheel, and all there is the type hole in portion in the middle of the outer of driving wheel.
3, a kind of novel wheat precision sower according to claim 1 is characterized in that four seed scraping devices of planter divide two groups up and down, is staggered in both sides, type hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420041215 CN2737134Y (en) | 2004-06-09 | 2004-06-09 | Precision seeder for wheat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420041215 CN2737134Y (en) | 2004-06-09 | 2004-06-09 | Precision seeder for wheat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2737134Y true CN2737134Y (en) | 2005-11-02 |
Family
ID=35347051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420041215 Expired - Fee Related CN2737134Y (en) | 2004-06-09 | 2004-06-09 | Precision seeder for wheat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2737134Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102094933A (en) * | 2010-12-29 | 2011-06-15 | 东莞市冠辉五金有限公司 | Traction device |
| CN101313644B (en) * | 2007-05-30 | 2011-07-27 | 史可器 | Multi-row plough no-tillage seeding machine |
-
2004
- 2004-06-09 CN CN 200420041215 patent/CN2737134Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101313644B (en) * | 2007-05-30 | 2011-07-27 | 史可器 | Multi-row plough no-tillage seeding machine |
| CN102094933A (en) * | 2010-12-29 | 2011-06-15 | 东莞市冠辉五金有限公司 | Traction device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |