阅读说明：本技术 回转式果园切根机构 (Rotary orchard root cutting mechanism ) 是由 张学国 齐鹏 马金光 陈龙 亓亮亮 李广瑞 吴长城 赵乐 于 2021-02-26 设计创作，主要内容包括：本发明公开了一种回转式果园切根机构,其属于农业机械技术领域。它解决了现有技术中传统园切根机构存在的切根效率低、效果差的缺陷。其主体结构包括举升机构、伸展机构、旋转机构、升降机构和刀盘切根机构,所述举升机构与伸展机构连接,伸展机构分别与旋转机构和升降机构连接,升降机构的下端还与刀盘切根机构连接。本发明主要用于果树切根作业。(The invention discloses a rotary orchard root cutting mechanism, and belongs to the technical field of agricultural machinery. It has solved the root cutting inefficiency that traditional garden root cutting mechanism exists among the prior art, the poor defect of effect. Its major structure includes lifting mechanism, extension mechanism, rotary mechanism, elevating system and blade disc root cutting mechanism, lifting mechanism is connected with extension mechanism, and extension mechanism is connected with rotary mechanism and elevating system respectively, and elevating system's lower extreme still is connected with blade disc root cutting mechanism. The invention is mainly used for the fruit tree root cutting operation.)

1. The utility model provides a rotation orchard root cutting mechanism which characterized in that: including lifting mechanism, extension mechanism, rotary mechanism, elevating system and blade disc root cutting mechanism, lifting mechanism is connected with extension mechanism, and extension mechanism is connected with rotary mechanism and elevating system respectively, and elevating system's lower extreme still is connected with blade disc root cutting mechanism.

2. The rotary orchard root cutter according to claim 1, wherein: lifting mechanism includes first frame (1), one section lift cylinder (2), lifts arm (3), two-stage process lift cylinder (4), second frame (13) and transition frame (30), the one end of first frame (1) is passed through middle support (29) and is connected with lift arm (3) and second frame (13) respectively, and the upper end of first frame (1) is connected with the one end of one section lift cylinder (2) is articulated, and transition frame (30) are connected with the other end of one section lift cylinder (2), the one end of two-stage process lift cylinder (4) and lift arm (3) are articulated respectively, the other end of two-stage process lift cylinder (4) still with extend the mechanism articulated connection.

3. The rotary orchard root cutting mechanism of claim 2, wherein: the stretching mechanism comprises a first stretching oil cylinder (12), a second stretching oil cylinder (35), a stretching guide rail (14), a first stretching arm (15) and a second stretching arm (32), the extension guide rail (14) is of a hollow structure, the outer end surface of the extension guide rail (14) is connected with the second frame (13), a first limit groove (28) and a fourth lug plate (22) are arranged on the extension guide rail (14), a first extension arm (15) and a second extension arm (32) are slidably arranged in the extension guide rail (14), a third lug plate (23) is arranged at one end of the first extension arm (15) extending out of the extension guide rail (14), a seventh lug plate (34) is arranged at one end of the second extension arm (32) extending out of the extension guide rail (14), the fourth lug plate (22) is connected with the third lug plate (23) through a second stretching oil cylinder (35), and the fourth lug plate (22) is connected with the seventh lug plate (34) through a first stretching oil cylinder (12).

4. The rotary orchard root cutting mechanism of claim 3, wherein: the rotating mechanism comprises two rotating arms (16), a first rotating oil cylinder (11), a second rotating oil cylinder (31), a second lug plate (25), an eighth lug plate (36) and two first lug plates (21), wherein a second limiting groove (33) is formed in a circular pipe of the first stretching arm (15) extending out of the stretching guide rail (14), a third limiting groove (37) is formed in a circular pipe of the second stretching arm (32) extending out of the stretching guide rail (14), the two rotating arms (16) are respectively installed in circular pipes of the first stretching arm (15) and the second stretching arm (32), the second lug plate (25) penetrates through the second limiting groove (33) and is welded on one rotating arm (16), the eighth lug plate (36) penetrates through the third limiting groove (37) and is welded on the other rotating arm (16), the two first lug plates (21) penetrate through the first limiting groove (28) and are respectively welded on the first stretching arm (15) and the second stretching arm (32), the first lug plate (21) is connected with the second lug plate (25) through a second rotary oil cylinder (31), and the first lug plate (21) is connected with the eighth lug plate (36) through a first rotary oil cylinder (11).

5. The rotary orchard root cutting mechanism of claim 4, wherein: elevating system includes lifing arm (17), lift cylinder (18) and blade disc guard fixed plate (19), and lifing arm (17) are installed in swinging boom (16), the side of swinging boom (16) still is equipped with fourth spacing groove (38), blade disc guard fixed plate (19) pass fourth spacing groove (38) and weld on lifing arm (17), the lower extreme of second otic placode (25) is equipped with fifth otic placode (26), and the outer lower extreme of swinging boom (16) is stretched out in lifing arm (17) is equipped with bearing frame (39), and the outside of bearing frame (39) is equipped with sixth otic placode (27), is connected through lift cylinder (18) between fifth otic placode (26) and sixth otic placode (27).

6. The rotary orchard root cutter according to claim 5, wherein: the cutter head root cutting mechanism comprises a cutter head connecting plate (9) and a cutter head (6), one end of the cutter head connecting plate (9) is connected with the cutter head (6), and the other end of the cutter head connecting plate penetrates through a bearing seat (39) at the lower end of the lifting arm (17) and is connected with the hydraulic motor (10).

7. The rotary orchard root cutting mechanism of claim 6, wherein: the upper end of the rotating arm (16) is welded with a cover plate (24).

8. The rotary orchard root cutter according to claim 7, wherein: the cutter head protecting cover is characterized in that a cutter head protecting cover (5) is arranged above the cutter head (6), the upper end of the cutter head protecting cover (5) is connected with a cutter head protecting cover fixing plate (19), the lower end of the cutter head protecting cover is connected with one end of a cutter head protecting cover support (8), the other end of the cutter head protecting cover support (8) is connected with a cutter head protecting cover support fixing plate (20), and the cutter head protecting cover support fixing plate (20) is installed on a bearing seat (39).

The technical field is as follows:

the invention belongs to the technical field of agricultural machinery, and particularly relates to a rotary type orchard root cutting mechanism.

Background art:

the existing orchard type root cutting mechanism is mainly an offset cutter head chain transmission type mechanism and mainly comprises a speed reducing mechanism, a cutter head mechanism, a transmission mechanism, a lifting mechanism, a hydraulic control valve and other mechanisms.

The invention content is as follows:

the invention aims to overcome the defects of the prior art and provides a rotary orchard root cutting mechanism which is high in working efficiency and good in root cutting effect.

In order to realize the purpose, the invention is realized by adopting the following technical scheme:

the utility model provides a rotation orchard root cutting mechanism, includes lifting mechanism, extension mechanism, rotary mechanism, elevating system and blade disc root cutting mechanism, lifting mechanism is connected with extension mechanism, and extension mechanism is connected with rotary mechanism and elevating system respectively, and elevating system's lower extreme still is connected with blade disc root cutting mechanism.

Preferably, the lifting mechanism comprises a first frame, a section of lifting oil cylinder, a lifting arm, a second section of lifting oil cylinder, a second frame and a transition frame, one end of the first frame is connected with the lifting arm and the second frame through an intermediate support respectively, the upper end of the first frame is hinged to one end of the first section of lifting oil cylinder, the transition frame is hinged to the other end of the first section of lifting oil cylinder, one end of the second section of lifting oil cylinder and the lifting arm respectively, and the other end of the second section of lifting oil cylinder is hinged to the extending mechanism.

Preferably, the stretching mechanism comprises a first stretching oil cylinder, a second stretching oil cylinder, a stretching guide rail, a first stretching arm and a second stretching arm, the stretching guide rail is of a hollow structure, the outer end face of the stretching guide rail is connected with the second rack, a first limiting groove and a fourth lug plate are arranged on the stretching guide rail, the first stretching arm and the second stretching arm are slidably mounted in the stretching guide rail, a third lug plate is arranged at one end, extending out of the stretching guide rail, of the first stretching arm, a seventh lug plate is arranged at one end, extending out of the stretching guide rail, of the second stretching arm, the fourth lug plate is connected with the third lug plate through the second stretching oil cylinder, and the fourth lug plate is connected with the seventh lug plate through the first stretching oil cylinder.

Preferably, rotary mechanism includes two swinging booms, first rotating cylinder, the rotatory cylinder of second, second otic placode, eighth otic placode and two first otic placodes, first stretching boom stretches out to be equipped with the second spacing groove on the outer pipe of stretching the guide rail, the second stretching boom stretches out to be equipped with the third spacing groove on the outer pipe of stretching the guide rail, two swinging booms are installed respectively in the pipe of first stretching boom and second stretching boom, the second otic placode passes the second spacing groove and welds on a swinging boom, the eighth otic placode passes the third spacing groove and welds on another swinging boom, two first otic placodes pass first spacing groove and weld respectively on first stretching boom and second stretching boom, be connected through the rotatory cylinder of second between first otic placode and the second otic placode, be connected through first rotating cylinder between first otic placode and the eighth otic placode.

Preferably, elevating system includes lifing arm, lift cylinder and blade disc guard fixed plate, and the lifing arm is installed in the swinging boom, the side of swinging boom still is equipped with the fourth spacing groove, blade disc guard fixed plate passes fourth spacing groove and welds on the lifing arm, the lower extreme of second otic placode is equipped with the fifth otic placode, and the lifing arm stretches out the outer lower extreme of swinging boom and is equipped with the bearing frame, and the outside of bearing frame is equipped with the sixth otic placode, is connected through lift cylinder between fifth otic placode and the sixth otic placode.

Preferably, the cutter head root cutting mechanism comprises a cutter head connecting plate and a cutter head, one end of the cutter head connecting plate is connected with the cutter head, and the other end of the cutter head connecting plate penetrates through a bearing seat at the lower end of the lifting arm and is connected with the hydraulic motor.

Preferably, a cover plate is welded on the upper end of the rotating arm.

Preferably, a cutter head shield is arranged above the cutter head, the upper end of the cutter head shield is connected with a cutter head shield fixing plate, the lower end of the cutter head shield is connected with one end of a cutter head shield support, the other end of the cutter head shield support is connected with a cutter head shield support fixing plate, and the cutter head shield support fixing plate is installed on the bearing seat.

Compared with the prior art, the invention has the beneficial effects that:

the invention can effectively complete the root cutting operation of the orchard, solves the problems that the root cutting operation on the single side cannot be realized and the extension and rotation of the blade can not be realized in the prior art, better adapts to the operation mode of the orchard, and has high working efficiency and good root cutting effect.

Description of the drawings:

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a bottom view of the present invention;

FIG. 4 is a schematic view of the stretching mechanism and the rotating mechanism of the present invention;

FIG. 5 is a schematic structural view of the lifting mechanism of the present invention;

FIG. 6 is a schematic view of the mounting structure of the cutter head connecting plate according to the present invention;

FIG. 7 is a schematic view of the mounting structure of the lifting mechanism and the cutter head connecting plate according to the present invention;

FIG. 8 is a schematic view of the installation structure of the cover plate according to the present invention;

fig. 9 is a schematic view of the mounting structure of the cutter head shroud holder and the cutter head shroud holder fixing plate according to the present invention;

FIG. 10 is a schematic view of the cutterhead of the present invention at a maximum deflection angle;

FIG. 11 is a schematic view of the cutterhead of the present invention in a reverse maximum deflection angle configuration;

FIG. 12 is a schematic view of the cutter head root cutting mechanism of the present invention in a lowered configuration;

FIG. 13 is a schematic view of the cutter head root cutting mechanism of the present invention when it is raised;

fig. 14 is a schematic structural view of the cutterhead root cutting mechanism of the present invention translating outwardly.

In the figure: 1. a first frame; 2. a section of lifting oil cylinder; 3. a lifting arm; 4. a second section of lifting oil cylinder; 5. a cutter head shield; 6. a cutter head; 7. a hydraulic motor shroud; 8. a cutter head shroud support; 9. a cutter head connecting plate; 10. a hydraulic motor; 11. a first rotary cylinder; 12. a first extension cylinder; 13. a second frame; 14. extending the guide rail; 15. a first extending arm; 16. a rotating arm; 17. a lifting arm; 18. a lift cylinder; 19. a cutter head shield fixing plate; 20. a cutter head shield support fixing plate; 21. a first ear plate; 22. a fourth ear panel; 23. a third ear panel; 24. a cover plate; 25. a second ear panel; 26. a fifth ear panel; 27. a sixth ear plate; 28. a first limit groove; 29. a middle support; 30. a transition frame; 31. a second rotary cylinder; 32. a second extending arm; 33. a second limit groove; 34. a seventh ear plate; 35. a second stretching cylinder; 36. an eighth ear plate; 37. a third limiting groove; 38. a fourth limit groove; 39. and a bearing seat.

The specific implementation mode is as follows:

the invention is further illustrated by the following specific examples in combination with the accompanying drawings.

Example 1:

as shown in fig. 1-3, a rotary orchard root cutting mechanism comprises a lifting mechanism, a stretching mechanism, a rotating mechanism, a lifting mechanism and a cutter head root cutting mechanism, wherein the lifting mechanism is connected with the stretching mechanism, the stretching mechanism is respectively connected with the rotating mechanism and the lifting mechanism, and the lower end of the lifting mechanism is further connected with the cutter head root cutting mechanism.

Example 2:

the utility model provides a rotation orchard root cutting mechanism, lifting mechanism includes first frame 1, one section lift cylinder 2, lift arm 3, two-section lift cylinder 4, second frame 13 and transition frame 30, the one end of first frame 1 is passed through middle support 29 and is connected with lift arm 3 and second frame 13 respectively, and wherein, middle support 29 is connected for articulated with lift arm 3, and middle support 29 is connected for articulated with first frame 1, and the upper end of first frame 1 is connected with the one end of one section lift cylinder 2 is articulated, and transition frame 30 is connected with the other end of one section lift cylinder 2, the one end of two-section lift cylinder 4 and lift arm 3 are articulated respectively, the other end of two-section lift cylinder 4 still with extend the guide rail 14 articulated connection that extends in the mechanism.

A port A of a rodless cavity of the first lifting cylinder 2 and a port D of a rod cavity of the second lifting cylinder 4 are connected with a hydraulic system control valve, a port B of the rod cavity is connected with a port C of the rodless cavity in series through oil pipes, so that the first lifting cylinder 2 and the second lifting cylinder 4 can act in the same direction, when the port A is fed with oil, the first lifting cylinder 2 and the second lifting cylinder 4 are unfolded simultaneously, the first rack 1 descends, when the first lifting cylinder 2 and the second lifting cylinder 4 are unfolded completely, the distance between a blade and the lower plane of the first rack 1 is 1100mm, as shown in figure 12, when the port D is fed with oil, the first lifting cylinder 2 and the second lifting cylinder 4 are contracted simultaneously, the first rack 1 ascends, and when the first lifting cylinder 2 and the second lifting cylinder 4 are retracted completely, the blade is 380mm away from the lower plane of the first rack 1, so that the transportation and the running are convenient, as.

As shown in fig. 4, the extension mechanism includes a first extension cylinder 12, a second extension cylinder 35, an extension guide rail 14, a first extension arm 15, and a second extension arm 32, the extension guide rail 14 is a hollow square tube, an outer end surface of the extension guide rail 14 is connected to the second frame 13 in a welding manner, the extension guide rail 14 is provided with a first limiting groove 28 and a fourth lug plate 22, the first extension arm 15 and the second extension arm 32 are slidably mounted in the extension guide rail 14, a third lug plate 23 is provided at an end of the first extension arm 15 extending out of the extension guide rail 14, a seventh lug plate 34 is provided at an end of the second extension arm 32 extending out of the extension guide rail 14, the fourth lug plate 22 is connected to the third lug plate 23 through the second extension cylinder 35, and the fourth lug plate 22 is connected to the seventh lug plate 34 through the first extension cylinder 12.

The first stretching arm 15 and the second stretching arm 32 can easily slide in the stretching guide rail 14, when the rod of the first stretching oil cylinder 12 or the second stretching oil cylinder 35 stretches out, the second stretching arm 32 or the first stretching arm 15 translates towards the outside, and the maximum translation distance is 250mm, as shown in fig. 14.

As shown in fig. 4, the rotating mechanism includes two rotating arms 16, a first rotating cylinder 11, a second rotating cylinder 31, a second lug plate 25, an eighth lug plate 36 and two first lug plates 21, a second limiting groove 33 is formed on a circular tube of the first extending arm 15 extending out of the extending guide rail 14, a third limiting groove 37 is formed on a circular tube of the second extending arm 32 extending out of the extending guide rail 14, the two rotating arms 16 are respectively installed in circular tubes of the first extending arm 15 and the second extending arm 32, the second lug plate 25 passes through the second limiting groove 33 and is welded on the one rotating arm 16, the eighth lug plate 36 passes through the third limiting groove 37 and is welded on the other rotating arm 16, the two first lug plates 21 pass through the first limiting groove 28 and are respectively welded on the first extending arm 15 and the second extending arm 32, wherein the first lug plate 21 and the second lug plate 25 are connected through the second rotating cylinder 31, the other first lug plate 21 and the eighth lug plate 36 are connected through the first rotary oil cylinder 11.

When the first rotating cylinder 11 or the second rotating cylinder 31 is contracted, as shown in fig. 10, and when the first rotating cylinder 11 or the second rotating cylinder 31 is extended, as shown in fig. 11, the angle of the maximum deflection angle of the cutter head 6 with respect to the traveling direction is 20 °.

The first ear plate 21 is welded on the square tube of the first extending arm 15 and the second extending arm 32 within the range of the first limit groove 28, and ensures that when the first extending arm 15 and the second extending arm 32 move 250mm outwards, the first ear plate 21 contacts with the boundary of the first limit groove 28 to block the first extending arm 15 or the second extending arm 32 from continuing moving outwards so as to play a limit role, and the first extending arm 15 or the second extending arm 32 is prevented from being separated from the extending guide rail 14. When the second ear plate 25 or the eighth ear plate 36 rotates with the rotating arm 16, the left and right sides of the second ear plate 25 or the eighth ear plate 36 contact with the boundaries of the second limiting groove 33 or the third limiting groove 37 to block the rotating arm 16 from continuing to rotate, as shown by the dotted lines in fig. 4.

Elevating system is equipped with the left and right sides two, arranges respectively symmetrically on the swinging boom 16 of the left and right sides two, as shown in fig. 5, elevating system includes lifing arm 17, lift cylinder 18 and blade disc guard fixed plate 19, and lifing arm 17 can be installed in swinging boom 16 with sliding from top to bottom, the side of swinging boom 16 still is equipped with fourth spacing groove 38, blade disc guard fixed plate 19 passes fourth spacing groove 38 and welds on lifing arm 17, and when lifing arm 17 moves down, blade disc guard fixed plate 19 can only move in the within range of fourth spacing groove 38, thereby when blade disc guard fixed plate 19 moves 400mm down along with lifing arm 17, thereby blade disc guard fixed plate 19 downside contacts with fourth spacing groove 38 border and prevents it to continue to move and play spacing effect, prevents lifing arm 17 and swinging boom 16 to break away from, the lower extreme welding of second otic placode 25 is equipped with fifth otic placode 26, the lower end of the lifting arm 17 extending out of the rotating arm 16 is provided with a bearing seat 39, the outer side of the bearing seat 39 is provided with a sixth lug plate 27, and the fifth lug plate 26 is hinged with the sixth lug plate 27 through the lifting oil cylinder 18.

When the rod of the lifting oil cylinder 18 extends, the lifting arm 17 moves downwards, and the stroke of the lifting arm 17 is 400mm due to the limiting effect of the fixed plate 19 of the cutter head shield, as shown in fig. 14, so that the lifting arm 17 is ensured not to fall off from the rotating arm 16.

The cutter head root cutting mechanism is provided with a left part and a right part which are respectively arranged on the lifting mechanisms at the left part and the right part, as shown in fig. 6, the cutter head root cutting mechanism comprises a cutter head connecting plate 9 and a cutter head 6, one end of the cutter head connecting plate 9 is connected with the cutter head 6, and the other end of the cutter head connecting plate passes through a bearing seat 39 at the lower end of the lifting arm 17 and is connected with the hydraulic motor 10. In order to ensure that the hydraulic motor 10 is not abraded by the ground when the root cutting work is carried out, a hydraulic motor protective cover 7 is arranged outside the hydraulic motor 10, the hydraulic motor 10 is connected to a hydraulic system control valve through a hydraulic oil pipe, and the cutter head 6 is connected with a cutter head connecting plate 9 through a bolt.

A cover plate 24 is welded at the upper end of the rotating arm 16, and after the cover plate 24 is welded, the rotating arm 16 can flexibly rotate in the first stretching arm 15 and the second stretching arm 32, so that the rotating arm 16 is prevented from falling off from the lower parts of the first stretching arm 15 and the second stretching arm 32, as shown in fig. 8.

A cutter head shield 5 is arranged above the cutter head 6, the upper end of the cutter head shield 5 is connected with a cutter head shield fixing plate 19 through a bolt, the lower end of the cutter head shield 5 is connected with one end of a cutter head shield support 8 through a bolt, the other end of the cutter head shield support 8 is connected with a cutter head shield support fixing plate 20, and the cutter head shield support fixing plate 20 is installed on a bearing seat 39, as shown in fig. 7 and 9.

The cutterhead shield 5 can move simultaneously along with the cutterhead 6, and the cutterhead shield 5 can move simultaneously no matter the cutterhead 6 moves outwards in a translation manner or descends or deflects by an angle, so that a good soil covering effect is guaranteed. The cutter head 6 is provided with 10 blades, the thickness of each blade is 8mm, the cutting width is 64mm, the diameter is 1218mm, and the stroke of the lifting arm 17 is 400mm, so that the effective root cutting depth of the root cutting machine is 400 mm. The other portions are the same as in example 1.

The first frame 1 of the present invention can be connected with a tractor or other traction machinery to drive the present invention to work. (assuming that the vehicle traveling direction is the front, the corresponding right side is the vehicle right, and the left side is the vehicle left).

FIG. 12 is a view showing the working state of the present invention, wherein the hydraulic oil is fed from the rod-less chamber A of the first lift cylinder 2, the cylinder rods of the first lift cylinder 2 and the second lift cylinder 4 are in an extended state, the hydraulic valve controls the first extension cylinder 12 and the lift cylinder 18 on the same side to extend, the cutter head 6 is shifted to the outside by 250mm and lowered by 400mm, and then the hydraulic control valve is operated to rotate the hydraulic motor 10 on the same side to complete the root cutting operation, when encountering the root system which can not be cut, the direction of the cutter head 6 can be adjusted by controlling the extension and retraction of the first rotary oil cylinder 11 or the second rotary oil cylinder 31, the included angle between the cutter head 6 and the advancing direction is maximum 20 degrees, as shown in figures 10-11, when the invention needs to be transported and transferred, oil enters from the rod cavity D of the second-stage lifting oil cylinder 4, the first-stage lifting oil cylinder 2 and the second-stage lifting oil cylinder 4 contract simultaneously, and the distance between the blade and the first frame 1 is not more than 380mm as shown in figure 13.