CN200944739Y

CN200944739Y - Air suction no-tillage precision seeder

Info

Publication number: CN200944739Y
Application number: CNU2006200325216U
Authority: CN
Inventors: 周志立; 赵伟; 张文春; 牛毅; 马源; 李忠利
Original assignee: Henan University of Science and Technology
Current assignee: Henan University of Science and Technology
Priority date: 2006-09-14
Filing date: 2006-09-14
Publication date: 2007-09-12
Anticipated expiration: 2016-09-14

Abstract

The utility model relates to a suction type no-tillage precise seeder which consists essentially of a seeding monomer, a fan, a gear box, a chain drive box, a rotary tillage cutter shaft, a frame, row markers, a fertilizer box, two land wheels, a seed and fertilizer discharge power transmission system and an electronic monitoring missed seeding alarm device. The gear box is arranged above a front beam and a middle beam of the frame, the left side of the gear box is provided with a chain case; two pieces of rotary tillage cutter shafts are positioned between the front beam and the middle beam of the frame; the fan is positioned at the rear of the gear box, a gas pipe is connected with a seeding mechanism of the seeding monomer by a sub-pressure head at the rear of the fan; the middle beam is fixed with the fertilizer box; the two land wheels are arranged at two sides of an edge beam of the frame; a chain wheel shaft is positioned below the middle beam and is provided with chain wheels with different tooth quantities so as to transmit power to the fertilizer box and the seeding mechanism; the row markers at two sides of the seeder are controlled by a hydraulic device; the opening of the seeding mechanism is provided with the electronic monitoring missed seeding alarm device; and depth stopping skis are arranged at two sides of a side plate of the frame and may realize up-and-down adjustments.

Description

Air-sucking type no-tillage precision sower

One, technical field

The utility model belongs to agricultural mechanical field, relates to a kind of air-sucking type no-tillage precision sower.

Two, background technology

Because the generally popularization of wheat mechanized harvest at present, the summer harvest is robbed farming season, strives benefit season, the deflate consumption, causes the highly general superelevation of seedling stubble, so that broken and to remove the wheat stubble task heavy, and traditional sower can't normal operation on stubble-field.And no-tillage seeding machine is few to the soil working number of times, can reduce the destruction of soil plough horizon and the evaporation of soil moisture, can shorten the activity duration again, reduces agricultural input.And seed manure gives, locatees deep placement and precision drilling is the efficient abridged edition advanced technology of wideling popularize at present, improving utilization rate of fertilizer, save seed, save farming season, improving aspect such as output significant role is all arranged, traditional sower then is difficult to reach this purpose.

Three, summary of the invention

The purpose of this utility model is to provide a kind of and tractor has good power coupling, energy savings, operating efficiency height when operation, and adopts seed manure to give, locate the air-sucking type no-tillage precision sower of advanced technologies such as deep placement and precision drilling.

The technical scheme that its technical problem that solves the utility model adopts is: air-sucking type no-tillage precision sower mainly is made up of parts such as frame front beam 1, central sill 18, the back rest 8, side bar 24, side plate 22, chain case 2, gearbox 3, blower fan 4, rotary ploughing cutter shaft 19, marker 25, seeding unit 12, fertilizer can 6, seed-box 7, land wheels 23, gearbox 3 is installed on frame front beam 1 and central sill 18 tops, and gearbox 3 left sides are equipped with chain case 2; 2 rotary ploughing cutter shafts 19 are installed between frame front beam 1 and the central sill 18, and rotary ploughing cutter shaft one end is installed on the framework lateral plate 22, and the other end connects with the output shaft of

chain case

2, and 4 planters are installed between the frame central sill 18 and the back rest 8; The planter front end is articulated in the monomer beam of central sill 18 belows, and the rear end relies on expansion link 9 and coil tension spring 10 to be connected on the back rest 8; Seed-box 7 is installed in seeding unit 12 tops; Blower fan 4 is installed in gearbox 3 rear portions, and appendix is connected to the seeding unit 12 of planter by the negative suction head 5 at blower fan 4 rear portions; The planter front end is equipped with guide wheel 16, after the guide wheel applicator boot 14 and row-planting opener 13 is installed, and the rear end is equipped with press wheel 11; Be fixed with fertilizer can 6 on central sill 18, be provided with stirrer shaft in the fertilizer can, the fertilizer can bottom is equipped with fertilizer apparatus, connects by guide pipe 15 between fertilizer apparatus and the applicator boot 14; Two land wheels 23 are installed on frame side bar 24 both sides; Central sill 18 belows are equipped with sprocket shaft 17; Framework lateral plate 22 both sides are equipped with depth-limiting slide plate 21 and marker 25.

Two cutterheads are installed on the every rotary ploughing cutter shaft, use Bolt Connection 6 rotary blade on the cutterhead, rotary ploughing cutter shaft cutterhead top is equipped with protective cover 20; The line space of rotary tillage cutterhead can be regulated.

The sprocket wheel of the different numbers of teeth is installed on the sprocket shaft 17 of central sill 18 belows.

Kind of the mouth that goes out of seeding unit 12 is equipped with electronic monitoring leakage kind of a warning device.

The utility model can reach following beneficial effect:

(1) adopts seed manure to give, locate abridged edition synergy advanced technologies such as deep placement and precision drilling, can reach the saving breeding, improve emergence rate, reduce work hours, improve the purpose of fertilizer efficiency, increasing both production and income, for follow-up mechanized is laid a solid foundation;

(2) low cost of manufacture, product price are lower than domestic and international similar type product price;

(3) once can finish rotary tillage, fertilising, sowing, suppression operation during operation;

(4) can give full play to tractor power, improve the tractor power utilization;

(5) can preserve the ecological environment during operation, have good economic and social benefit.

Four, description of drawings

Fig. 1 is the structural representation of the utility model air-sucking type no-tillage precision sower.

Fig. 2 is the structure vertical view of the utility model air-sucking type no-tillage precision sower.

Five, embodiment

As shown in Figure 1 and Figure 2, frame is made up of parts such as front-axle beam 1, central sill 18, the back rest 8, side plate 22, side bars 24, rotary ploughing cutter shaft 19 is positioned at front-axle beam 1 and central sill 18 belows, two rotary ploughing cutter shaft one ends are installed on the framework lateral plate 22, the other end connects with the output shaft of chain case 2, two cutterheads are installed on the every rotary ploughing cutter shaft, use Bolt Connection 6 rotary blade on the cutterhead, rotary ploughing cutter shaft cutterhead top is equipped with protective cover 20; Gearbox 3 front ends connect with tractor motive power output shaft by universal drive shaft, and the gearbox left side is equipped with chain case 2, and transmission of power is arrived rotary ploughing cutter shaft; Blower fan 4 is installed in gearbox 3 rear portions, and its power is imported by gearbox, and the negative suction head 5 of appendix after by blower fan 4 is connected with the seeding unit 12 of each planter by flexible pipe.

Depth-limiting slide plate 21 is installed in framework lateral plate 22 both sides; 4 planters are installed between the frame central sill 18 and the back rest 8, and the planter front end is articulated in the monomer beam of central sill below, and the rear end relies on expansion link 9 and coil tension spring 10 to be connected on the back rest; The planter front end is equipped with guide wheel 16, after the guide wheel applicator boot 14 and row-planting opener 13 is installed, and rearmost end is equipped with press wheel 11; Kind of the mouth that goes out of seeding unit 12 is equipped with electronic monitoring leakage kind of a warning device.

Fertilizer can 6 is fixed in the central sill back upper place, is provided with stirrer shaft in the fertilizer can, and the fertilizer can bottom is equipped with fertilizer apparatus, connects by guide pipe 15 between fertilizer apparatus and the applicator boot; Seed-box 7 is directly fixed on seeding unit 12 tops; The power of fertilizer can fertilizer and seeding unit seeding by land wheel 23 by the chain transmission.

The marker 25 of side plate both sides is controlled by hydraulic means; The central sill below is equipped with sprocket shaft 17, and the sprocket wheel of the different numbers of teeth is installed on the sprocket shaft; Power is delivered to the seeding unit of fertilizer can and planter by sprocket shaft 17 by the sprocket wheel of land wheel 23.

During operation, at first carry out the rotary tillage operation by rotary ploughing cutter shaft, planter is by the guiding of guide wheel subsequently, applies fertilizer and sows, and carries out earth pack by press wheel at last and covers.

Claims

1. An air-suction no-till precision seeder mainly consists of frame front beam (1), middle beam (18), rear beam (8), side beam (24), side plate (22), chain drive box ( 2), gearbox (3), fan (4), rotary tiller shaft (19), row marker (25), seed metering device (12), fertilizer box (6), seed box (7), ground wheel (23) is formed, it is characterized in that: gearbox (3) is installed on frame front beam (1) and middle beam (18) top, and gearbox (3) left side is equipped with chain drive box (2); Two rotary tiller shafts (19) are arranged between the front beam (1) and the middle beam (18). One end of the rotary tiller shaft is installed on the side plate (22) of the frame, and the other end is connected to the chain drive box (2). The output shaft is connected, and four sowing monomers are installed between the frame middle beam (18) and the rear beam (8); and telescopic spring (10) are connected on the rear beam (8); the seed box (7) is installed above the seed meter (12); The negative pressure head (5) at the rear is connected to the seed meter (12) of the sowing unit; the front end of the sowing unit is equipped with a guide wheel (16), and behind the guide wheel is installed a fertilization ditch opener (14) and a seeding opener. Ditch device (13), the rear end is equipped with suppressing wheel (11); On the center beam (18), a fertilizer box (6) is fixed, and an agitator shaft is arranged in the fertilizer box, and a fertilizer discharger is installed at the bottom of the fertilizer box, and The fertilizer device and the fertilization ditch opener (14) are connected by guide pipes (15); two ground wheels (23) are installed on both sides of the frame side beam (24); 17); Limited deep slide plate (21) and track marker (25) are installed on both sides of frame side plate (22).

2. The air-suction no-tillage precision seeder according to claim 1, characterized in that: two cutterheads are installed on each rotary blade shaft, and each cutterhead is connected with 6 rotary blades by bolts, A protective cover (20) is installed above the rotary tiller shaft cutter head, and the row spacing of the rotary tiller cutter head can be adjusted.

3. The air-suction no-tillage precision seeder according to claim 1, characterized in that sprockets with different numbers of teeth are installed on the sprocket shaft (17) below the center beam (18).

4. The air-suction no-tillage sugar dense seeder according to claim 1, characterized in that: the seed outlet of the seed metering device (12) is equipped with an electronic monitoring and alarm device for missing seeds.