CN205249716U - Song geng device - Google Patents

Abstract

The utility model discloses a song geng device, including the transmission case, be equipped with the transmission shaft more than in the transmission case, the transmission case is stretched out to the one end of transmission shaft, holds stretching out of transmission shaft to be connected with the loose cutter of ploughing, the pine plough the cutter and include the cutter arbor, wind around the flight on the cutter arbor and install the blade on the flight, blade number on same flight in the different pitches is different. The utility model discloses a structure let in the soil vertical direction the fluffiness can with the crushing degree difference, be favorable to the growth of plant more.

Description

A kind of loose plowing device

Technical field

The utility model relates to loose plowing device.

Background technology

For Song Gengji, one of vitals that impact pine is ploughed effect is that pine is ploughed cutter. It is plough and rake that traditional pine is ploughed cutter, and plough can only be turned over to soil, cannot realize the object of pulverizing, although rake can play certain pulverization, but the effect of pulverizing is poor, and the efficiency of pulverizing is low.

Along with the energetically support of country to agricultural production, present semi-automation or automation farming equipment have obtained application comparatively widely, as agricultural equipments such as existing seeder, harvesters.

For plant, fluffy soil can impel plant root system in growth course more flourishing, and flourishing root system can absorb more nutritional labeling from soil, allows plant growth obtain faster and more luxuriant. In the time of farming soil, adopt traditional methods of cultivation as continued, can be to reach the object that makes soil fluffy, therefore, early several years ago, there is people to adopt the Song Gengji of automation to realize arable land in research, proved by experiment, the soil upper seeding wheel plant by spiral cutter farming, the growth result of plant is obviously improved.

It is auger stem substantially that current pine is ploughed cutter, as in Chinese Patent Application No. being was to be the augers that discloses a kind of subsoiling farming machine of being convenient to bury in the patent documentation of 2015.8.26 2015.2.9 Granted publication day 201520088069.4 applyings date, specifically disclose, it comprises drilling rod, helical blade, helical blade is set around the bottom of drilling rod, it also comprises the blade that buries, and the blade that buries is arranged at the afterbody of helical blade and is positioned at the lower surface of helical blade. The utility model is simple in structure, in the time of ploughing work, drilling rod rotates while along with subsoiling farming machine reach, because the lower surface of the afterbody of helical blade is provided with the blade that buries, being convenient to drilling rod rotates while buries, can effectively avoid helical blade to be worn, extend the service life of helical blade simultaneously. But find in actual use, owing to only connecting at the tail end of helical blade the blade that buries, augers is in the time burying, the blade smear metal soil that buries, a side of the blade that only buries is stressed, like this, not only can allow the unbalance stress of blade of burying, cause the blade distortion of burying, burst apart or bury blade and helical blade to be connected power inhomogeneous, and drilling rod is stressed also inhomogeneous, easily causes drilling rod distortion even to rupture.

Be to be to be the augers that discloses a kind of subsoiling farming machine of avoiding mound in the patent documentation of 2015.5.20 2015.2.9 Granted publication day 201510064514.8 applyings date in Chinese Patent Application No., it comprises drilling rod, helical blade, helical blade is set around the bottom of drilling rod, it also comprises crosscut blade, and crosscut blade is arranged at the top of drilling rod and is positioned at the top of helical blade. This is simple in structure, because the top of drilling rod is provided with crosscut blade, crosscut blade can be by welding or be connected to securing member the first half of drilling rod, in the time of ploughing work, drilling rod rotates while along with subsoiling farming machine reach, crosscut blade can effectively be evened the mound producing at drilling rod after deep ploughing subsoiling out above, has eliminated mound phenomenon, and the production efficiency of ploughing work is improved greatly. But can not effectively carry out separating twice to soil to the crosscut blade of structure, in addition, if mound is too many or too high, the crosscut blade of this structure is in the time of grading, because power may allow horizontal cutting knife stuck not, finally can allow drilling rod stop the rotation, and power continues output, be easy to damage equipment and even allow equipment burnout.

In addition, plant is in growth course, and the fluffy performance of soil vertical direction and degree of grinding also can affect the growth of plant.

Summary of the invention

Pine is ploughed cutter and ploughs in process pine, makes the fluffy performance in soil vertical direction different with degree of grinding, is more conducive to the growth of plant, and the utility model provides a kind of loose plowing device.

For achieving the above object, a kind of loose plowing device, comprises transmission case, is provided with an above power transmission shaft in transmission case, and transmission case is stretched out in one end of power transmission shaft, is connected with pine ploughs cutter at the external part of power transmission shaft; Described pine is ploughed cutter and comprises knife bar, curls up the flight on knife bar and be arranged on the blade on flight; Knife number difference on same flight in different pitches.

Said structure, owing to being provided with the blade of varying number in pitches different on same flight, like this, pine is ploughed cutter and ploughs in process pine, the pitch that blade is many is interior more abundant to the pulverizing in soil, soil is more fluffy, and crushing effect contrary soil is relative with fluffy degree poor, more can be suitable for the growth of plant.

Further, from lower, from upper, the knife number on same flight in different pitches reduces successively. This structure, makes lower floor soil more fluffy, pulverizes more fully, and soil, upper strata bulkiness can be poor, and crushing effect is relatively poor, and like this, plant is in growth course, and root system is growth downwards more easily, and the growth performance of plant is better.

Further, adjacent segments is one apart from the reduction of inner blade quantity.

Further, from lower, from upper, the knife number on same flight in different pitches increases successively. This structure, makes soil, upper strata more fluffy, pulverizes more fully, and plant is in growth course, and airborne air more easily enters into soil.

Further, adjacent segments is one apart from the recruitment of inner blade quantity.

Further, the knife number difference on different flights.

Further, blade comprises cuts native blade, cuts the outwardly formation arc in middle part of native blade. When blade is in cutting soil process, soil is applied to power in blade body and can be decomposed into perpendicular to cutting the first component of native blade and tangent the second component with cutting native blade, thereby reduce the active force of soil blade body, can allow the flexural deformation of blade reduce on the one hand, wearing and tearing and the destruction of cutting native blade are reduced, in the service life that extends blade, the suffered shearing force of bolt assembly also reduces on the other hand, has improved the bonding strength of blade and flight.

Further, the upper surface of cutting native blade is that inclined-plane makes to cut native blade and is wedge shape, is provided with the first rib extending along cutting native blade at the lower surface of cutting native blade. When cutting native blade and being wedge shape, can allow blade body more easily be cut in soil, certainly also reduced the intensity of blade, for this reason, by being set, the first rib can improve the intensity of cutting Tu Daorenchu, although between the first rib and the soil of pulverizing, have certain resistance, when the soil of pulverizing is during through the first rib, the first rib can also be pulverized again to the soil of pulverizing, and has improved crushing effect.

Further, blade is fixed on flight by bolt assembly, described bolt assembly comprises bolt and nut, and bolt, from up to down successively through flight and fixed part, is threaded in the lower end of bolt and compresses the nut of blade, described nut comprises nut and the round end with nut one, on the outer surface of round end, has carburized layer. pine is ploughed cutter at Song Gengshi, nut and soil can interact, easily cause nut wearing and tearing, if adopt common nut check blade, can allow on the one hand nut wear and tear, can destroy on the other hand the nut on bolt, cause nut to dismantle, therefore, in the utility model, by round end is set, allow in the end of bolt and ensconce in nut, the screw thread that prevents bolt is damaged, round end can also effectively be protected nut of the present utility model on the other hand, avoid nut wearing and tearing as early as possible, in order to allow not being worn as early as possible of nut, be provided with the carburized layer that hardness is higher.

Brief description of the drawings

Fig. 1 is the schematic diagram of loose plowing device.

Fig. 2 is the cutaway view of loose plowing device.

Fig. 3 is the stereogram that pine is ploughed cutter.

Fig. 4 is the stereogram that pine is ploughed another visual angle of cutter.

Fig. 5 is the exploded view that pine is ploughed cutter.

Fig. 6 is the stereogram of bolt assembly.

Fig. 7 is the exploded view of bolt assembly.

Fig. 8 is the schematic diagram that utilizes bolt assembly locking screw blade and blade.

Detailed description of the invention

Below in conjunction with the drawings and specific embodiments, the utility model is further elaborated.

Embodiment 1.

As depicted in figs. 1 and 2, loose plowing device comprises transmission case 100, driving mechanism 200, transmission mechanism 300 and Song Geng cutter 400.

Described transmission case 100 is welded by base plate 11, top board 12 and side plate 13. Be provided with boss 121 at the middle part of top board 12.

Described driving mechanism 200 is hydraulic motor or motor, between driving mechanism 200 and boss 121, be provided with gearbox 201, gearbox 201 is arranged on boss 121, as another kind of structure, if gearbox 201 is not set, driving mechanism 200 is directly installed on boss 121, these boss 121 structures, can not only improve the intensity of the transmission case being connected with driving mechanism, and, can allow plane on the lower surface of driving mechanism and top board there is certain distance, be convenient to mount and dismount driving mechanism 200.

Described transmission mechanism 300 comprises power transmission shaft 301, gear 302, power transmission shaft 301 is arranged on transmission case 100 by bearing, transmission case 100 is stretched out in one end of power transmission shaft 301, described gear 302 is installed on each power transmission shaft 301, adjacent gear is intermeshing, and driving mechanism 200 drives a wherein power transmission shaft rotation.

As shown in Figure 1 to Figure 3, pine plough cutter comprise knife bar 1, flight 2, blade 3, first bury blade 4, second bury blade 5, plug socket 6, pulverize leveling blade 7 and flange 8.

The cross section of knife bar 1 is circular, can certainly be other polygon. Flange 8 is welded on the upper end of knife bar 1. Flange 8 is connected to power transmission shaft external part.

Flight 2 curls up the middle and lower part that is welded on knife bar 1, and flight 2 can be left-hand screw, can be also right-hand screw, on knife bar 1, can weld multiple flights.

As shown in Figure 3, on flight 2, be fixed with more than two blades, much knives sheet is upwards arranged successively along flight, knife number difference on same flight in different pitches, in the present embodiment, from lower from upper, knife number on same flight in different pitches reduces successively, adjacent segments is one apart from the reduction of inner blade quantity, like this, pine is ploughed cutter and ploughs in process pine, the pitch that blade is many is interior more abundant to the pulverizing in soil, soil is more fluffy, crushing effect contrary soil is relative with fluffy degree poor, for present embodiment, make lower floor soil more fluffy, pulverize more abundant, soil, upper strata bulkiness can be poor, crushing effect is relatively poor, like this, plant is in growth course, root system is growth downwards more easily, the growth performance of plant is better. plough effect in order to obtain different pines, the knife number on different flights also can be different. blade 3 comprises fixed part 31 and self-retaining portion outer end upwards or the blade body 32 of brake forming obliquely upward, on flight 2, be provided with the first fixing hole 21, on fixed part 31, be provided with the second fixing hole 33, bolt 91 in bolt assembly 9, through the first fixing hole 21 and the second fixing hole 33, utilizes nut 92 to lock blade 3, the end of blade body 32 has blade, plays the effect of smear metal soil, resistance that can less smear metal. blade 3 has cuts native blade 34 and the knife back 35, cuts native blade 34 relative with the hand of spiral of flight, ploughs cutter when rotation when pine, cuts native blade 34 smear metal soil, the knife back 35 with cut native blade 34 and be oppositely arranged. cut the outwardly formation arc in middle part of native blade 34, when blade 3 is in cutting soil process, soil is applied to power in blade body 32 and can be decomposed into perpendicular to cutting the first component of native blade and tangent the second component with cutting native blade, thereby reduce the active force of soil blade body 32, can allow the flexural deformation of blade 3 reduce on the one hand, wearing and tearing and the destruction of cutting native blade 34 are reduced, extend the service life of blade 3, the suffered shearing force of bolt assembly 9 also reduces on the other hand, has improved the bonding strength of blade and flight. the upper surface of cutting native blade 34 is that inclined-plane makes to cut native blade and is wedge shape, be provided with the first rib 36 extending along cutting native blade at the lower surface of cutting native blade 34, while cutting native blade 34 for wedge shape, can allow blade body 32 more easily be cut in soil, certainly also reduced the intensity of blade 3, for this reason, by being set, the first rib 36 can improve the intensity of cutting Tu Daorenchu, although have certain resistance between the soil of the first rib 36 and pulverizing, but when the soil of pulverizing is during through the first rib 36, the first rib 36 can also be pulverized again to the soil of pulverizing, improve crushing effect.

As shown in Figures 4 to 6, bolt assembly 9 comprises bolt 91 and nut 92, bolt 91 is from up to down successively through flight 2 and fixed part 31, the bolt head of bolt 91 sinks in the counterbore of the first fixing hole 21, reduce the wearing and tearing of soil to bolt head, be threaded in the lower end of bolt 91 and compress the nut 92 of blade 3, described nut 92 comprises nut 921 and the round end 922 with nut one, on the outer surface of round end 922, has carburized layer. pine is ploughed cutter at Song Gengshi, nut 92 can interact with soil, easily cause nut wearing and tearing, if adopt common nut check blade 3, can allow on the one hand nut wear and tear, can destroy on the other hand the nut on bolt, cause nut to dismantle, therefore, in the utility model, by round end 922 is set, allow in the end of bolt 91 and ensconce in nut 92, the screw thread that prevents bolt is damaged, round end 922 can also effectively be protected nut 921 of the present utility model on the other hand, avoid nut wearing and tearing as early as possible, in order to allow not being worn as early as possible of nut 92, be provided with the carburized layer that hardness is higher.

First blade 4 that buries comprises the first connecting portion 41 and the first blade 42, the first connecting portion 41 is connected to the lower end of flight 2, the lower surface of the first blade 42 has inclined-plane and makes the first blade be wedge shape, the upper surface of the first blade 42 has storage tank 421, be embedded in the first alloy sheet 43 at storage tank 421, the first oblique downward-extension of blade 4 that buries, first buries the lower end of blade 4 lower than the bottom surface of knife bar 1, in the present embodiment, the first angle that buries blade 4 and knife bar central axis is slightly larger than the helical angle of flight, is preferably greater than 1-3 °.

Be connected with more than one second blade 5 that buries in the lower end of knife bar 1, in the present embodiment, second blade 5 that buries is one, second blade 5 that buries comprises the second connecting portion 51 and the second blade 52, a wherein side of the second connecting portion 51 is welded on knife bar 1, in order to improve the second bonding strength that buries blade 5 and knife bar 1, bury and be welded with gusset between blade 5 and knife bar 1 second; The lower surface of the second blade 52 has inclined-plane and makes the second blade be wedge shape, the upper surface of the second blade 52 has storage tank 521, be embedded in the second alloy sheet 53 at storage tank 521, the second oblique downward-extension of blade 5 that buries, second buries the lower end of blade 5 lower than the bottom surface of knife bar 1, it is consistent in the opposite direction that the direction that the second blade 52 extends from the second connecting portion 51 and flight revolve, and first the bury angle of inclination of blade 5 of blade 4 and second of burying is identical.

Be fixed with more than two plug sockets 6 on the top of knife bar 1, plug socket 6 radially extends, plug socket 6 shifts to install on the axial direction of knife bar, plug socket 6 is provided with inserting groove 61, on inserting groove 61, be plugged with and pulverize leveling blade 7, described pulverizing leveling blade 7 comprises Plug Division 71, the first bend 72 and the second bend 73, the first bend 72 extends to the direction identical with flight rotation direction from the outer end of Plug Division, the second bend 73 to downward-extension, is provided with pulverizing cutter blade 74 in the outside of pulverizing leveling blade 7 from the first bend 72. On pulverizing leveling blade 7, be provided with corresponding to the position of pulverizing cutter blade the second rib (not shown) extending along pulverizing cutter blade, this second rib can not only improve the intensity of pulverizing leveling blade, and can play the effect of further pulverizing; The end of the second bend 73 has blade, improves the effect of separating twice.

Present embodiment, owing to being provided with first blade 4 and second blade 5 that buries that buries, second blade 5 that buries can comprise many, and, first blade 4 and second that buries buries the lower end of blade 5 all lower than the bottom surface of knife bar 1, simultaneously, first blade 4 and second that buries buries blade 5 homoclines to downward-extension, the first bury blade 4 and the second inclination angle of burying blade 5 is slightly larger than the helical angle of flight, like this, pine is ploughed cutter in the time burying, first blade 4 and second blade 5 that buries that buries cuts soil simultaneously, allow on knife bar 1 circumference stressed evenly, bury easily, therefore, knife bar 1 is not easy the phenomenon that deforms and rupture, simultaneously, first blade 4 and second the stressed also even of blade 5 that bury that bury, first bury blade 4 and second bury blade 5 be not easy distortion and burst apart, the first connection reliability that buries blade 4 and flight is become reconciled, second buries blade 5 might as well with the connection reliability of knife bar 1, adopt said structure, because second blade 5 that buries only has small part to be connected with knife bar 1, when stressed even after, the second junction of burying between blade 5 and knife bar 1 is not easy the phenomenon that occurs that stress is concentrated, therefore, bonding strength is high. owing to being provided with the first alloy sheet 43 and the second alloy sheet 53, the hardness of alloy sheet is large, in the time that the cultivated cutter of pine buries, first bury blade 4 and second bury blade 5 be not easy wearing and tearing, particularly in the time that the cultivated cutter of pine has buried and has laterally pulverized soil, first blade 4 and second that buries buries blade 5 also in the effect of playing bottom smear metal soil, as a rule the hardness of soil bottom is larger, and pine is ploughed cutter in the time laterally cutting soil, first blade 4 and second blade 5 that buries that buries also likely brushes up against stone, therefore, more can improve intensity by embedded alloy sheet, life-extending. cut native blade 34 because blade has, in the time that knife bar 1 rotates, cut native blade 34 smear metal soil, can allow blade 3 more easily be cut in soil on the one hand, can reduce on the other hand pine and plough the resistance of cutter transverse cuts. owing to being provided with the pulverizing leveling blade 7 of the utility model structure, pulverize the 7 vertical dislocation settings of leveling blade, and gapped between adjacent pulverizing leveling blade, like this, in the time of the soil flattening after pine is ploughed, by the leveling of each pulverizing leveling blade hierarchical, knife bar 1 when rotated, the soil of pulverizing can flow between each pulverizing leveling blade, thereby greatly reduce the resistance of leveling, and leveling is effective, can effectively prevent from pulverizing the phenomenon that protuberance appears in soil, add and there is the second bend 73, the second bend 73 has the effect of raking to soil, further improve the effect of leveling. owing to being provided with pulverizing cutter blade 74, pulverizing cutter blade 74 is substantially laterally extending, adds and has the second bend 73, like this, can carry out separating twice to the soil of pulverizing, and can reduce to pulverize the resistance of soil.

Embodiment 2.

Compared with embodiment 1, except the quantity difference of fixed blade on same flight, other structure is all identical. On flight 2, be fixed with more than two blades, much knives sheet is upwards arranged successively along flight, knife number difference on same flight in different pitches, in the present embodiment, from lower from upper, knife number on same flight in different pitches increases successively, and adjacent segments is one apart from the amount of increasing of inner blade quantity. Make soil, upper strata more fluffy, pulverize more fully, plant is in growth course, and airborne air more easily enters into soil.

Claims (9)

1. a loose plowing device, comprises transmission case, is provided with an above power transmission shaft in transmission case, and transmission case is stretched out in one end of power transmission shaft, is connected with pine ploughs cutter at the external part of power transmission shaft; Described pine is ploughed cutter and comprises knife bar, curls up the flight on knife bar and be arranged on the blade on flight; It is characterized in that: the knife number difference on same flight in different pitches.

2. loose plowing device according to claim 1, is characterized in that: from lower, from upper, the knife number on same flight in different pitches reduces successively.

3. loose plowing device according to claim 2, is characterized in that: adjacent segments is one apart from the reduction of inner blade quantity.

4. loose plowing device according to claim 1, is characterized in that: from lower, from upper, the knife number on same flight in different pitches increases successively.

5. loose plowing device according to claim 4, is characterized in that: adjacent segments is one apart from the recruitment of inner blade quantity.

6. according to the loose plowing device described in claim 1 or 2 or 4, it is characterized in that: the knife number difference on different flights.

7. loose plowing device according to claim 1, is characterized in that: blade comprises cuts native blade, cuts the outwardly formation arc in middle part of native blade.

8. loose plowing device according to claim 7, is characterized in that: the upper surface of cutting native blade is that inclined-plane makes to cut native blade and is wedge shape, is provided with the first rib extending along cutting native blade at the lower surface of cutting native blade.

9. loose plowing device according to claim 1, is characterized in that: blade is fixed on flight by bolt assembly; Described bolt assembly comprises bolt and nut, and bolt, from up to down successively through flight and fixed part, is threaded in the lower end of bolt and compresses the nut of blade; Described nut comprises nut and the round end with nut one, on the outer surface of round end, has carburized layer.