CN201274650Y

CN201274650Y - Active block-resistant type notched disc harrow no-tillage sowing machine

Info

Publication number: CN201274650Y
Application number: CNU2008201339319U
Authority: CN
Inventors: 李兵; 王继先; 胡承霖; 徐伟君; 张健美; 江洪银
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-09-19
Filing date: 2008-09-19
Publication date: 2009-07-22
Anticipated expiration: 2018-09-19

Abstract

The utility model relates to a no-tillage seeder of an initiative anti-blocking cutaway disk harrow, which comprises a fertilizer box, a seed box, a fertilizer discharging chain wheel, a gearbox, a girder, a cutaway disk harrow, a drill opener, a press wheel, a chain wheel of a press wheel, a spring of a press wheel, a bridge chain wheel, a seed discharging pipe, a fertilizer discharging pipe and a fertilizer discharging chain wheel, and the like; the diameter of the cutaway disk harrow is 400 mm, and the rotational speed is 400 rpm; the drill opener adopts a shovel-type drill opener with a circular arc-shaped groove, the cutaway disk harrow is positioned in the circular arc-shaped groove, and the overlap amount is 36 mm between the drill opener and the cutaway disk harrow to form a shearing action, so that straw can not be enwound on the drill opener, and the no-tillage seeder has better anti-blocking capability. Therefore, the no-tillage seeder can simultaneously achieve the operation such as stubbing, rotary tillage, deep application of fertilizer, seeding and pressing and the like for only one time, is particularly suitable for no-tillage seeding viscous heavy type rice stubble in Huai River and south Yangtzi River areas, and has minor power consumption and stronger passing performance.

Description

The active anti-blocking no-tillage planter using cutaway disc hollow

Affiliated technical field

The utility model relates to a kind of being mainly used between Huaibei Shajiang black soil and the Yangze river and Huai river and the south of the lower reaches of the Yangtze River sticking heavy soil property, preceding crop is the stub land of crops such as soybean, paddy rice, the high no-tillage seeding that directly down carries out wheat, corn, Soybean and Other Crops for 15-30cm of stubble, once operations such as stubble-cleaning, trench digging, sowing, fertilising, suppression can be finished in ground down, especially can realize just the next deep placement of chemical fertilizer and have active choke preventing function.

Background technology

At present, known no-tillage seeding machine adopts special shovel plough to carry out water furrow planting or uses the rotary tillage sower to sow.Above-mentioned dual mode has adaptability preferably for the North China sandy soil, but very big for the sticking heavy soil power consumption between Huaibei Shajiang black soil and the Yangze river and Huai river and the south of the lower reaches of the Yangtze River, causes the damage of shovel plough or rotary blade easily, influences seeding quality.Its main cause is higher for the soil compactibility of sticking heavy soil, and the operation resistivity is bigger; No-tillage seeding machine twines stalk and weeds etc. and easily forms obstruction on plough in addition, often solve by strengthening passive modes such as plough spacing, but effect is unsatisfactory, and is particularly outstanding for little line-spacing crop such as this problem of wheat no-tillage planter.

The utility model content

In order to overcome existing no-tillage seeding machine and rotary tillage sower the excessive and easy blocking problem of plough of power consumption for the sticking heavy soil between Huaibei Shajiang black soil and the Yangze river and Huai river and the south of the lower reaches of the Yangtze River, the utility model provides a kind of active block-proof type cutaway disk harrow rice stubble field no-tillage seeding machine, this sower is directly ground operation down on the stub lands of crops such as soybean, paddy rice at preceding crop, and one-stop operation can be finished operations such as stubble-cleaning, trench digging, sowing, fertilising, suppression simultaneously.Plough is selected the compound plough of custom-designed adjustable seed manure lift height for use, penetrating angle is 60 °, constitute active anti-blocking structure with the cutaway disk harrow that is arranged in the place ahead, has anti-blocking preferably ability, simultaneously can realize just the next deep placement of fertilizer, to improve utilization rate of fertilizer, in volume increase, reduce fertilizer amount.Its sowing line-spacing 20～60cm, fertilization depth 5～20cm, soil thickness 3～10cm that sowing depth 3～15cm, seed manure give is to adapt to different crops and soil.

The technical scheme that its technical problem that solves the utility model adopts is: described active anti-blocking no-tillage planter using cutaway disc hollow includes compositions such as fertilizer can, seed-box, row fat sprocket, upward suspension, gearbox, crossbeam, suspension down, cutaway disk harrow, plough, press wheel, press wheel sprocket wheel, press wheel spring, gap bridge sprocket wheel, discharging tube, defertilizing tube, side plate, seeding sprocket wheel; The material of cutaway disk harrow is 65Mn, and diameter is 400mm, and thickness is 5mm, and rotating speed is 400rpm; Plough is the custom-designed shovel plough that has circular groove, and cutaway disk harrow is positioned at circular groove during installation, and the lap of 36mm is arranged between the two; The steel plate on groove both sides all has cutting edge, forms stationary knife, and the cutting edge of cutaway disk harrow forms moving knife; Plough is fixed on the crossbeam by fixed device, 120 ° of plough penetrating angles, and spacing is 20～60cm step-less adjustment, to adapt to the sowing requirement of Different Crop; Regulate sowing (fertilizer) degree of depth with depth control shoe; Press wheel adopts adjustable pressure formula monoblock type packer, press wheel double as land wheel.

The beneficial effects of the utility model are: this active anti-blocking no-tillage planter using cutaway disc hollow is simple in structure, and the stubble-cleaning ditching component unites two into one, and its lateral dimension is 30mm, and the amount of breaking ground is less when carrying out no-tillage seeding, helps reducing power consumption; Because plough both sides cutting edges forms stationary knife, the cutaway disk harrow cutting edge forms moving knife, if be wound with stalk or send out weeds and can be cut off on the plough during work, is difficult for during work stopping up.After the preceding crop results, can carry out seeding operation immediately down, can carry out the various crop no-tillage seeding through adjusting, especially can be used for along Huaihe River and no-tillage seeding is carried out in rice stubble field that the south of the lower reaches of the Yangtze River is comparatively sticking heavy, once ground can be finished operations such as stubble-cleaning, rotary tillage, deep application of fertilizer, sowing, whole suppression simultaneously down; Its outstanding feature is: have less power consumption and anti-blocking performance preferably.With the sowing wheat is example: can realize sowing line-spacing 20～25cm, fertilization depth 5～20cm, soil thickness 3～10cm that sowing depth 3～15cm, seed manure give has realized just the next deep placement of fertilizer, has improved utilization rate of fertilizer, satisfies the improving yield of wheat agriculture requirement.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is end view of the present utility model (removing side plate).

Fig. 2 is a front view of the present utility model.

Fig. 3 is a vertical view of the present utility model.

Fig. 4 is an active anti-block apparatus structure diagram of the present utility model.

1. fertilizer cans among the figure, 2. seed-box, 3. row fat sprocket, 4. go up and hang, 5. gearbox, 6. crossbeam, 7. hang down, 8. cutaway disk harrow, 9. plough, 10. press wheel, 11. press wheel sprocket wheels, 12. press wheel springs, 13. the gap bridge sprocket wheel, 14. discharging tubes, 15. fixed devices, 16. defertilizing tube, 17. seeding sprocket wheels.

Embodiment

With the matching used wheel tractor power output shaft speed of the utility model be 1000rpm, link to each other with gearbox (5) power shaft by universal joint, gearbox (5) gearratio is 2.5: 1, the rotating speed of cutaway disk harrow (8) is 400rpm; The cutaway disk harrow of high speed rotating (8) is in order to cut off stalk, and the stalk bigger for small part toughness may not be cut off, and active anti-blocking mechanism of the present utility model can be for further processing to prevent obstruction to this part stalk.

Fig. 4 is the structure diagram of active anti-blocking mechanism of the present utility model, plough (11) is the compound plough of adjustable seed manure lift height, the thickness of plough is 25mm, it is that 6mm, the degree of depth are the deep-slotted chip breaker of 40mm that central authorities have width, cutaway disk harrow (8) its breach when mounted is arranged in deep-slotted chip breaker, and the cutting edge of cutaway disk harrow (8) is a moving knife; And the edge roundness of plough deep-slotted chip breaker is a stationary knife, and both have formed the double base cutting mode, can effectively cut off to hang over toughness is bigger on the plough stalk or weeds etc., thereby constitute active anti-blocking mechanism.

Plough (11) connects by fixed device (16) with crossbeam, and plough (11) spacing is 20～25cm step-less adjustment, can realize changing seed level by changing plough (11) at the upper-lower position of fixed device (16); Press wheel (9) is the whole adjustable pressure formula of floating, change suppression power by the initial compression amount that changes the press wheel spring, press wheel (9) double as land wheel, press wheel sprocket wheel (11) is housed on the one end spindle nose, press wheel during operation (10) rotates, thereby press wheel sprocket wheel (11) drives gap bridge sprocket wheel (14), seeding sprocket wheel (18) and row fat sprocket (3) respectively by chain drive and rotates, and realizes fertilising and sowing.

Compare with existing no-tillage seeding machine, the utility model one-stop operation can be finished simultaneously stubble-cleaning, rotary tillage, deep application of fertilizer, broadcast The operations such as kind, whole suppression can realize just the next deep placement of fertilizer preferably, fertilization depth 5～20cm step-less adjustment, and sowing is dark Degree 3～15cm step-less adjustment is to adapt to the agriculture requirement of improving yield of wheat; Used the custom-designed seed manure lift height of regulating Compound plough and the active stubble-cleaning anti-block apparatus that forms of cutaway disk harrow, can carry out at the bigger stub land of stalk amount The no-tillage seeding operation, the stalk that not by stubble-cleaning parts cut off bigger for toughness can be cut off in its active anti-jamming mechanism, Can not be wrapped on the plough, make complete machine have preferably handling capacity, prevent from stopping up. Soil thickness between seed and the fertilizer 3～10cm step-less adjustment is to adapt to different agriculture requirements and different soil types.

Claims

1. anti-blocking no-tillage planter using cutaway disc hollow initiatively, form by fertilizer can, seed-box, row fat sprocket, upward suspension, gearbox, crossbeam, suspension down, cutaway disk harrow, plough, press wheel, press wheel sprocket wheel, press wheel spring, gap bridge sprocket wheel, discharging tube, defertilizing tube, side plate, seeding sprocket wheel etc., it is characterized in that: use compound shovel plough and cutaway disk harrow to form stubble-cleaning and active anti-blocking mechanism, the plough penetrating angle is 60 °.

2. active anti-blocking no-tillage planter using cutaway disc hollow according to claim 1, it is characterized in that: plough is the compound plough of adjustable seed manure lift height, the thickness of plough is 25mm, and it is that 6mm, the degree of depth are the deep-slotted chip breaker of 40mm that plough central authorities have width.

3. active anti-blocking no-tillage planter using cutaway disc hollow according to claim 1, it is characterized in that: the diameter of cutaway disk harrow is that 400mm, thickness are that 5mm, rotating speed are 400rpm, be positioned at the plough arc-shaped slot during cutaway disk harrow assembling, both laps are 36mm.