CN207443373U - A kind of follow-on multifunctional seed drill - Google Patents

Abstract

The utility model discloses a kind of follow-on multifunctional seed drill, including fertilizer apparatus, ditching device, seeding apparatus and the gearbox being connected in fixed base；Seeder further includes the ditching device for being connected to its one end and earth separation plate, tractor suspension arm, and ditching device is by sequentially connected two shaft gears case, two axis, the first linking arm, the second linking arm, knife shaft gear case and ditching knife axis connection on gearbox；Wherein：Pass through one group of universal ball joint pairing connection between two axis, the first linking arm, the second linking arm, knife shaft gear case and trench digging cutter shaft respectively；First linking arm is fixed on by hold-down support in fixed base；Two shaft gear casees connect the operating room of seeder by soft rope bracing wire.The multifunctional seed drill of the utility model, multifunctional seed drill durable, non-skid property is good, fertilising can be realized simultaneously, loosens the soil, sow, the disposably completion of firming, trench digging, and then is saved the sowing time, reduced sowing cost and efficiency and the purpose disposably sowed.

Description

A kind of follow-on multifunctional seed drill

Technical field

The utility model is related to technical field of seeders, more particularly to a kind of follow-on multifunctional seed drill.

Background technology

Existing multifunctional seed drill only has the function of that fertilising, rotation root are loosened the soil, sowed and firming, sowing completion each time Afterwards, it is necessary to which secondary ditch lowerly, sowing program could be completed.But existing multifunctional seed drill has no function of ditching, Tractor is needed individually to hook ditching machine, it is secondary go to the field, operation, it is so extremely inconvenient, meet the weather rainy time, lowerly more It is trouble.And to sow field, seed growth in it is unfavorable, if misoperation, it is also possible to cause to sowing The damage of good seed causes the waste of sowing grain.Operating personnel need operation tractor cultivation again and again, for Large area cultivation is more lost time, and labor intensity is also larger.

Chinese patent application CN201610238003.8 discloses multifunctional seed drill, including being connected in fixed base Fertilizer apparatus, ditching device, seeding apparatus, gearbox and seeder press wheel seeder further include the trench digging for being connected to its one end Device and earth separation plate, tractor suspension arm, ditching device are connected to speed change by two axis wheels, gap bridge belt pulley and cutter shaft belt pulley On case, it is sequentially connected respectively by belt between two axis wheels and gap bridge belt pulley, cutter shaft belt pulley；Gap bridge belt pulley passes through gap bridge Axis and fixing bracket are fixed on the top of fixed base；Earth separation plate is connected on bridge shaft, and earth separation plate is sleeved on ditching device Outside, and earth separation plate is the sector structure being fixed in fixed base.The ditching device complete machine of this application, which is directly installed on, to be broadcast On kind of machine, it need to only connect while oil circuit achieves that sowing and ditch, and then rotary tillage, apply fertilizer, bury stubble, sowing, town soil, open The operation effectiveness that ditch is disposably completed.Ditching device structure tightly plays, is easy to operate, dependable performance.

But this ditching implement for seeder is to be led to successively by belt pulley, gap bridge belt pulley, the cutter shaft belt pulley on two axis Belt Drive is crossed, ditching operation is carried out with the belt installed on movable arbor, since muddy water splashing be easy to cause belt slippage, So as to influence effect of ditching, especially when soil moisture or rainwater weather, slipping phenomenon is more serious.

Utility model content

In order to overcome the above-mentioned deficiencies of the prior art, the utility model provide it is a kind of it is durable, non-skid property is good, operation effect The good multifunctional seed drill of fruit can realize that fertilising, rotation root loosen the soil, sow, firming, trench digging are disposably completed, Jin Erda simultaneously To the purpose saved sowing time, reduction sowing cost and efficiency and disposably sowed, and mitigate sowing burden.

Technical solution is used by the utility model：A kind of follow-on multifunctional seed drill, including being connected to fixation Rotation root device, fertilizing and seeding apparatus, ditching device, suppression device and gearbox on engine base；And whole device passes through fixation Stent be mounted on seeder rotation root sowing frame on, form multifunctional seed drill, while realize rotation root loosen the soil, ferti-seeding, The seeding operation that firming, trench digging are disposably completed；Seeder further includes the ditching device for being connected to its one end and earth separation plate, draws Machine suspension arm, ditching device pass through sequentially connected two shaft gears case, two axis, the first linking arm, the second linking arm, knife shaft gear Case and ditching knife axis connection are on gearbox；Wherein：Two axis, the first linking arm, the second linking arm, knife shaft gear case and ditching knife Pass through one group of universal ball joint pairing connection between axis respectively；First linking arm is fixed on by hold-down support in fixed base；Two Shaft gear case connects the operating room of seeder by soft rope bracing wire.Further, two shaft gear casees include gear housing, main cone tooth Wheel, two axis driven wheel of differential, clutch and two axis, wherein：Master bevel gear, one end are fixedly connected on the speed change output shaft of gearbox On, the other end and two axis driven wheel of differential coordinate；

Two axis driven wheel of differential are sleeved on the outside of two axis；

Two axis are sequentially connected clutch, two axis driven wheel of differential and the first linking arm；

Including clutch fork, clutch fork is connected by soft rope bracing wire for clutch.

Further, master bevel gear is fixed on the output terminal of the speed change output shaft of gearbox by shaft block ring.

Further, two axis compresses two axis driven wheel of differential by compressing bushing, and by being sequentially sleeved on the outside of it At least one taper roll bearing and locking nut are connected with gear case body.

Further, gear case body, which is located near clutch position, is additionally provided with boring cover, is set at two axis outgoing positions There is bearing cap, bearing cap is connected by lip shape oil sealing and gear case body sealing.

Further, connected respectively by a paper washer between boring cover and bearing cap and gear case body.

Further, the internal structure of knife shaft gear case is consistent with the internal structure of two shaft gear casees.

Further, the first linking arm and the second linking arm are telescopic loop bar structure, respectively include outer bar and At least provided with a prominent anti-slip part in interior bar, outer bar and interior bar.

Further, the outer bar and interior bar cross section of the first linking arm and the second linking arm are regular polygon structure.

Further, the outer bar and interior bar cross section of the first linking arm and the second linking arm be cirque structure, outer bar and At least provided with the protrusion of a pair of cooperation on the outside of interior bar edge.

Compared with prior art, the beneficial effects of the utility model are：The improved multifunctional seeder of the utility model, Original two axis belt transfer structure is changed to gear-box cooperation rocking-arm driving ditching device so that ditching device can be in the biography It under the drive of dynamic device, adapts to ditching device and normally unhinderedly works under different soils environment, while increase it and use the longevity Life.

Description of the drawings

Fig. 1 is a kind of top view of follow-on multifunctional seed drill；

Fig. 2 is the side view of the embodiment of Fig. 1；

Fig. 3 is two shaft gear case internal views of the embodiment of Fig. 1；

Fig. 4 is the sectional view of the A-A of Fig. 3；

Fig. 5 is the first linking arm 8, the cross-sectional view of one embodiment of the second linking arm 11；

Fig. 6 is knife shaft gear case sectional view；

Fig. 7 is the sectional view for squeezing furrower disc；

Wherein：1- fixed bases, 2-U type bolt fixing components, 3- ditching devices, 4- earth separation plates, 5- tractor suspension arms；

Bis- shaft gear casees of 6-, 61- gear housings, 62- master bevel gears, bis- axis driven wheel of differential of 63-, 64- shaft block rings, 65- clutches, 651- clutch forks；66- compression bushings, 67- taper roll bearings, 68- locking nuts, 69- lip shape oil sealings, 610- boring covers, 611- bearing caps, 612- paper washers；

7- gearboxes, 71- speed change output shafts；The first linking arms of 8-, 9- hold-down supports, bis- axis of 10-, the second linking arms of 11-, 111- outer bars, 112- interior bars, the protrusion of 113- cooperations；12- knife shaft gear casees, 13- universal ball joints, 14- trench digging cutter shafts, 15- are soft Rope bracing wire, 16-L type clutch fork bearings, 17- lifting gears, 18- trench digging stents, 19- hinge axis, 20- hinge sleeves, 21- trench diggings Stent, 22- rotation root sowing machine frames, 23- rotation root seeder cutter shafts, 24- fertilizing and seeding apparatus, 25- suppression devices, 26- sowings Machine gear-box, 27- trench digging cutterheads, 28- ditching knifes, 29- edge-trimming cutters, the long spacer of 30- cutterheads, 31- hanging feet bearing blocks, 32- lockings Nut, 33- hanging feet bearing covers.

Specific embodiment

In order to deepen the understanding to the utility model, with reference to the accompanying drawings and examples to the utility model furtherly Bright, which is only used for explaining the utility model, and the scope of protection of the utility model is not formed and is limited.

As depicted in figs. 1 and 2, a kind of follow-on multifunctional seed drill, including the rotation root dress being connected in fixed base 1 Put, fertilizing and seeding apparatus 24, ditching device 3, suppression device 25 and gearbox 7；And whole device is installed by fixing bracket Seeder rotation root sowing frame on, form multifunctional seed drill, while realize rotation root loosen the soil, ferti-seeding, firming, trench digging The seeding operation disposably completed；Seeder further includes the ditching device 3 for being connected to its one end and earth separation plate 4, tractor suspension Arm 5, ditching device 3 pass through sequentially connected two shaft gears case 6, two axis 10, the first linking arm 8, the second linking arm 11, cutter shaft tooth Roller box 12 and trench digging cutter shaft 14 are connected on gearbox 7；Wherein：Two axis 10, the first linking arm 8, the second linking arm 11, cutter shaft tooth Pass through one group of pairing connection of universal ball joint 13 between roller box 12 and trench digging cutter shaft 14 respectively；First linking arm 8 passes through hold-down support 9 It is fixed in fixed base 1；Two shaft gear casees 6 connect the operating room of seeder by soft rope bracing wire 15.

Overall, ditching device moves the input shaft of seeder gear-box 26 and defeated by the power input belt of tractor Two axis of shaft rotates, then pass sequentially through the output shafts of two shaft gear casees, universal joint, for cardan drive the first linking arm 8, Universal joint, the second linking arm 11 for cardan drive, and then the input shaft of knife shaft gear case 12 and output shaft rotation are driven, So as to which the cutterhead rotation for driving the ditching knife installed on trench digging cutter shaft and edge-trimming cutter carries out trench digging and trimming operation.

Referring to Fig. 3 and Fig. 6, two shaft gear casees 6 are bolted on the side of seeder gear-box on the whole, so as to It is connected with seeder, including gear housing 61, master bevel gear 62, two axis driven wheel of differential 63,65 and two axis of clutch 10, wherein：Master bevel gear 62, one end are fixedly connected on the speed change output shaft 71 of gearbox 7, and the other end and two axis are from mantle tooth 63 cooperation of wheel；Two axis driven wheel of differential 63 are sleeved on the outside of two axis 10；Two axis 10 are sequentially connected clutch 65, two axis from mantle 63 and first linking arm 8 of gear；As shown in figure 5, clutch 65, including clutch fork 651, clutch is connected by soft rope bracing wire 15 Fork 651.Master bevel gear 62 is fixed on the output terminal of the speed change output shaft 71 of gearbox 7 by shaft block ring 64, easy to disassemble, And it is connected firmly.Two axis 10 compress two axis driven wheel of differential 63 by compressing bushing 66, and by being sequentially sleeved in its outside At least one taper roll bearing 67 and locking nut 68 be connected with gear case body 61, there is preferable transmission to imitate Fruit.

In the above-described embodiments, as shown in figure 3, gear case body 61, which is located at 65 position of clutch, is nearby additionally provided with boring cover 610, bearing cap 611 is equipped at two axis, 10 outgoing position, bearing cap 611 is close by lip shape oil sealing 69 and gear case body 61 Envelope is connected, and has preferable sealing function, and coordinates consolidation, and transmission effect is good, it is not easy to loosen, and be driven dynamics It is relatively strong.The operation principle of two shaft gear casees is, by the use of two axis of seeder gear-box as input shaft, to be installed actively on two axis By gear drive, the rotation of two axis driven wheel of differential is driven by master bevel gear for gear, when clutch closes, then driven gear Output shaft rotation is driven, passes sequentially through the first linking arm 8, the second linking arm 11, knife shaft gear of universal joint and cardan drive Case input shaft rotates, and by gear drive, the driven gear with movable arbor rotates trench digging cutter shaft again, so as to drive trench digging cutter shaft On the cutterhead rotation of ditching knife and slicer be installed ditch.When seeder only needs rotary tillage, ferti-seeding, firming, and When need not ditch, as long as pulling soft rope bracing wire in tractor operation room, clutch is made in output shaft by clutch shifter It axially sliding on spline, disengages clutch and driven wheel, driven wheel transfers output shaft in output shaft overhead and stops rotating at this time, Ditching operation stops, and other operations are still normally carried out, and clutch operating apparatus is compact-sized, easy to operate.

In addition, as shown in Fig. 2, ditching device using frame enhance frame, and then improve trench digging stent 18 intensity, really It is safe and reliable in operation process to protect trench digging stent.The hinge sleeve 20 of 18 front end of trench digging stent is mounted on support bracket fastened hinge axis On 19, the stent 18 that makes entirely to ditch can be rotated upwardly and downwardly around hinge axis.Knife shaft gear case is by knife shaft gear babinet and hanging feet bearing The rear end that seat is fastened on trench digging stent with bolt is connected with trench digging stent, is rotated upwardly and downwardly with trench digging stent around hinge axis.

And lifting drive source of the oil cylinder as ditching device can also be configured between fixing bracket and cylinder bracket, only The oil circuit of the tractor suspension arm of oil cylinder and tractor need to be connected, stretching or contracting by cylinder piston rod makes trench digging stent Knife shaft gear case and trench digging cutter shaft is driven to make slowly down or up movement, adjustment trench digging in time can be needed according to ditching operation Depth, it is time saving and energy saving to accomplish.The rise of trench digging cutter shaft, separate ground can be ensured safety when needing.

In order to have preferable trench digging effect, ditching device placed the finned earth separation plate up and down of butterfly and buried channel device, point Native plate is fixed on the keel of earth separation plate, and earth separation plate keel are fastened together with trench digging stent with bolt, can be with trench digging stent It is lifted up and down together, during ditching operation, upper and lower earth separation plate is by the ditching knife on cutterhead and edge-trimming cutter because being sputtered during rotation Soil block and overturn in time on the both sides ground for the ditch outputed, the ditch outputed is avoided to be blocked.Buried channel device spiral shell Bolt is fastenedly connected with earth separation plate keel, easy to loading and unloading.Reason ditch device drops to ditch bottom surface a small amount of hack during can ditching is clear Reason is clean, so that the groove face outputed is smooth, bottom of trench is clean.

As shown in Figure 6 and Figure 7, ditching device is also additionally arranged extruding furrower disc, including passing through the long spacer 30 of cutterhead, hanging feet axis Bearing 31 and locking nut 32, hanging feet bearing cover 33 are fixed on ditching knife 28 and edge-trimming cutter 29 on trench digging cutterhead 27.Ginseng It is the sectional view for squeezing furrower disc to see Fig. 7, squeezes furrower disc and wraps up above-mentioned axis class zero by extruding furrower disc housing 34 on the whole Part forms.This extruding furrower disc is particularly suitable for weather continuous rainy days, the situation of the more soil moistures of water consumpation.If at this time With opening quotation ditch, then the ditch outputed may be wet and slippery due to soil and cave in or even ditch caused to be blocked, and using squeeze open Ditch disk, which carries out operation, can meet the requirement of trench digging.It therefore, only need to be by cutter shaft when applicable extruding furrower disc is needed to be ditched Hanging feet bearing block and hanging feet pedestal cap are fastened on gear-box, while the fastening bolt of knife shaft gear case is unloaded, then again will Locking nut 32 and thrust washer unload, and knife shaft gear case 12 is pulled out, and successively by hanging feet bearing block 31 together with bearing, The long spacer 30 of cutterhead, trench digging cutterhead 27 are unloaded from trench digging cutter shaft 14, then will squeeze furrower disc, the long spacer of cutterhead successively again 30th, cutter shaft of ditching on hanging feet bearing sleeve 31 is installed in place, and is fastened with thrust washer and locking nut 32, then by cutter arbor box Body, hanging feet bearing block are fastened on bolt on trench digging stent, are finally closed hanging feet bearing cover 33, and are fastened.The knot Structure is simple, easy to loading and unloading, adapts to not use with normally hindering under different soil environments using ditching device.

In the above-described embodiments, as shown in figure 3, passing through respectively between boring cover 610 and bearing cap 611 and gear case body 61 One paper washer 612 connects, and then enhances its sealing performance.

In the above-described embodiments, the internal structure of knife shaft gear case 12 is consistent with the internal structure of two shaft gear casees 6, so as to Ensure that knife shaft gear case and two shaft gear casees can be acted with synchronous coordination.

In the above-described embodiments, the first linking arm 8 and the second linking arm 11 are telescopic loop bar structure, are wrapped respectively It includes outer bar and interior bar, at least provided with a prominent anti-slip part in outer bar and interior bar, preferable flexible and adjustment can be played and made With.

In the above-described embodiments, the outer bar and interior bar cross section of the first linking arm 8 and the second linking arm 11 are regular polygon Structure, particularly common for triangular prism structure and square structure, the material manufacture of both structures is convenient, and more often With cost is relatively low, when in use with preferable using effect.

It can also be as shown in fig. 6, the outer bar and interior bar cross section of the first linking arm 8 and the second linking arm 11 be circular ring shape knot At least provided with the protrusion 113 of a pair of cooperation on the outside of structure, outer bar 111 and 112 edge of interior bar, it is possible to have preferable anti-skidding work With, while its intensity is also enough and common selection.

In addition, as shown in figure 3, in order to which the ditcher mechanism of the multifunctional seed drill has preferable lifting effect, trench digging dress Putting still has lifting gear 17 between 3 top positions and fixed base 1, lifting gear 17 passes through ears bearing and U-bolt Fixation kit 2 is fixed in fixed base 1.

As shown in figure 5, connecting rope 15 connects clutch 65 by L-type clutch fork bearing 16 so that connecting rope can be preferably Ground cooperation seeder operates indoor operating mechanism and uses, and bonding strength is preferable.

What the embodiment of the utility model was announced is preferred embodiment, but is not limited thereto, the common skill of this field Art personnel easily according to above-described embodiment, understand the spirit of the utility model, and make different amplification and variation, but as long as The spirit of the utility model is not departed from, it is all within the protection scope of the present utility model.

Claims (10)

1. a kind of follow-on multifunctional seed drill, including being connected to fixed base（1）On rotary cultivator attachment（23）, ferti-seeding Device（24）, ditching device（3）, suppression device（25）And gearbox（7）；The seeder, which further includes, is connected to opening for its one end Ditch device（3）And earth separation plate（4）, tractor suspension arm（5）, which is characterized in that

The ditching device（3）Pass through sequentially connected two shaft gears case（6）, two axis（10）, the first linking arm（8）, second connect Connect arm（11）, knife shaft gear case（12）With trench digging cutter shaft（14）It is connected to gearbox（7）On；

Wherein：Two axis（10）, the first linking arm（8）, the second linking arm（11）, knife shaft gear case（12）With trench digging cutter shaft（14）It Between pass through one group of universal ball joint respectively（13）Pairing connection；

First linking arm（8）Pass through hold-down support（9）It is fixed on fixed base（1）On；

The two shaft gears case（6）Pass through soft rope bracing wire（15）Connect the operating room of seeder.

A kind of 2. follow-on multifunctional seed drill according to claim 1, which is characterized in that the two shaft gears case （6）Including gear housing（61）, master bevel gear（62）, two axis driven wheel of differential（63）, clutch（65）With two axis（10）, In：

Master bevel gear（62）, one end is fixedly connected on gearbox（7）Speed change output shaft（71）On, the other end and two axis are from mantle Gear（63）Cooperation；

Two axis driven wheel of differential（63）, it is sleeved on two axis（10）Outside；

Two axis（10）, it is sequentially connected clutch（65）, two axis driven wheel of differential（63）With the first linking arm（8）；

Clutch（65）, including clutch fork（651）, pass through soft rope bracing wire（15）Connect clutch fork（651）.

A kind of 3. follow-on multifunctional seed drill according to claim 2, which is characterized in that master bevel gear（62）Pass through Shaft block ring（64）It is fixed on gearbox（7）Speed change output shaft（71）Output terminal.

A kind of 4. follow-on multifunctional seed drill according to claim 2, which is characterized in that two axis（10）, pass through pressure Clamping hub（66）Compress two axis driven wheel of differential（63）, and at least one taper roll bearing by being sequentially sleeved on the outside of it （67）And locking nut（68）With gear case body（61）It is connected.

A kind of 5. follow-on multifunctional seed drill according to claim 2-4 any one, which is characterized in that gear-box Babinet（61）Positioned at clutch（65）Position is nearby additionally provided with boring cover（610）, positioned at two axis（10）Bearing is equipped at outgoing position Lid（611）, the bearing cap（611）Pass through lip shape oil sealing（69）With gear case body（61）Sealing is connected.

A kind of 6. follow-on multifunctional seed drill according to claim 5, which is characterized in that boring cover（610）And bearing Lid（611）With gear case body（61）Between pass through a paper washer respectively（612）Connection.

A kind of 7. follow-on multifunctional seed drill according to claim 6, which is characterized in that knife shaft gear case（12）'s Internal structure and two shaft gear casees（6）Internal structure it is consistent；First linking arm（8）With the second linking arm（11）Outer bar and interior Bar cross section is regular polygon structure；Or first linking arm（8）With the second linking arm（11）Outer bar and interior bar cross section be At least provided with the protrusion of a pair of cooperation on the outside of cirque structure, outer bar and interior bar edge（113）.

A kind of 8. follow-on multifunctional seed drill according to claim 1, which is characterized in that the first linking arm（8）With Second linking arm（11）Be telescopic loop bar structure, include outer bar and interior bar respectively, in outer bar and interior bar at least provided with One prominent anti-slip part.

9. a kind of follow-on multifunctional seed drill according to claim 1, which is characterized in that ditching device uses frame Enhance frame, including stent of ditching（18）, stent of ditching（18）Pass through hinge axis（19）And hinge sleeve（20）It is fixedly connected on Determine engine base（1）On, stent of ditching（18）Front end be mounted on support bracket fastened hinge axis（19）On, making entirely to ditch stent 18 can It is rotated upwardly and downwardly around hinge axis.

10. a kind of follow-on multifunctional seed drill according to claim 1 or 9, which is characterized in that ditching device also increases If removably squeezing furrower disc, squeezing furrower disc is included through the long spacer of cutterhead（30）, hanging feet bearing block（31）And locking screw It is female（32）, hanging feet bearing cover（33）It is fixed on trench digging cutterhead（27）On ditching knife（28）And edge-trimming cutter（29）.