CN217445759U

CN217445759U - Rotary cultivator attachment of rotary cultivator

Info

Publication number: CN217445759U
Application number: CN202221591648.7U
Authority: CN
Inventors: 刘俊锋; 田治远; 胡跃民; 袁新华; 董俊凯
Original assignee: Hubei Haofeng Agricultural Equipment Co ltd
Current assignee: Hubei Haofeng Agricultural Equipment Co ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-09-20
Anticipated expiration: 2032-06-24

Abstract

The utility model discloses a rotary tillage device of a rotary cultivator, relating to the technical field of agricultural instruments; comprises a cutter shaft and a blade; the cutter shaft is in a roller shape, a plurality of cutter seats are arranged on the inner wall of the cutter shaft, and the blade penetrates through the cutter shaft and is inserted into the cutter seats; a plurality of groups of through holes are formed in the cutter holder, and through holes corresponding to the through holes are formed in the blade; the cutter shaft is internally provided with a first-stage limiting frame and a second-stage limiting frame in a sliding mode, penetrating grooves corresponding to the cutter holders are formed in the first-stage limiting frame and the second-stage limiting frame respectively, limiting columns are arranged in the penetrating grooves, and the limiting columns penetrate through corresponding through holes and penetrating holes. The device can uniformly control the installation of all the blades, realizes the effects of synchronous locking and synchronous constraint removal, can complete the quick replacement of the blades and improves the practical efficiency.

Description

Rotary cultivator attachment of rotary cultivator

Technical Field

The utility model relates to the technical field of agricultural equipment, in particular to a rotary cultivator attachment of a rotary cultivator.

Background

The rotary cultivator is a cultivator which is matched with a tractor to complete the operations of ploughing and harrowing. The soil breaking machine has the characteristics of strong soil breaking capacity, flat ground surface after ploughing and the like, so that the soil breaking machine is widely applied; meanwhile, the stubble buried below the ground surface can be cut up, the operation of the seeder is convenient, and a good seedbed is provided for later-stage seeding. The correct use and adjustment of the rotary tiller is important to maintain its good technical state and to ensure the quality of cultivation. The rotary cultivator has the functions of breaking a plough bottom layer, restoring a soil plough layer structure, improving the soil water storage and preservation capacity of soil moisture, eliminating part of weeds, reducing plant diseases and insect pests, leveling the ground surface, improving the standard of agricultural mechanized operation and the like.

The rotary cultivator takes a plurality of groups of blades arranged on a cutter shaft as basic tools, the mounting modes of the blades on the rotary cultivator mainly comprise three mounting modes, namely an inner mounting method, an outer mounting method and a staggered mounting method, and the blades in different directions need to be replaced according to different use requirements. Install a large amount of blades on the arbor of rotary cultivator, preceding whole through screw and blade holder be connected, consequently need pull down the blade one by one when changing and install new blade again, and work load is very big, and dismouting relapse, and the position that probably leads to connecting is impaired, influences life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotary cultivator attachment of rotary cultivator to solve the problem that provides among the above-mentioned background art. This device provides one kind can carry out quick assembly disassembly's structure to the arbor, can not need when using to every blade exclusive operation, accomplishes large-scale blade change fast, has improved the availability factor.

In order to achieve the above object, the utility model provides a following technical scheme:

a rotary tillage device of a rotary cultivator comprises a cutter shaft and a blade; the cutter shaft is in a roller shape, a plurality of cutter seats are arranged on the inner wall of the cutter shaft, and the blade penetrates through the cutter shaft and is inserted into the cutter seats; a plurality of groups of through holes are formed in the cutter holder, and through holes corresponding to the through holes are formed in the blade; the cutter shaft is internally provided with a first-stage limiting frame and a second-stage limiting frame in a sliding mode, penetrating grooves corresponding to the cutter holders are formed in the first-stage limiting frame and the second-stage limiting frame respectively, limiting columns are arranged in the penetrating grooves, and the limiting columns penetrate through corresponding through holes and penetrating holes.

As a further aspect of the present invention: the cutter shaft limiting device is characterized in that the primary limiting frame comprises a primary limiting cylinder and a secondary limiting cylinder which are coaxially arranged in the cutter shaft, penetrating grooves corresponding to the cutter seats are formed in the primary limiting cylinder and the secondary limiting cylinder respectively, and the diameters of the primary limiting cylinder and the secondary limiting cylinder are consistent with the distance between the corresponding penetrating holes and the center of the cutter shaft.

As a further aspect of the present invention: the first-level limiting frame comprises a first-level connecting ring, and the first-level connecting ring is located at one end of the first-level limiting frame and is respectively connected with a first-level limiting barrel and a second-level limiting barrel.

As a further aspect of the present invention: rotate on the one-level go-between and install the regulation pole, the terminal surface of arbor is worn out to the one end that the one-level spacing was kept away from to the regulation pole, the limiting plate is installed respectively with the both sides of one-level go-between junction to the regulation pole, the swivel nut is installed to the position that corresponds the regulation pole on the arbor, adjust pole and swivel nut meshing.

As a further aspect of the present invention: the secondary limiting frame comprises a tertiary limiting cylinder and a quaternary limiting cylinder which are coaxially arranged in the cutter shaft, penetrating grooves corresponding to the cutter holders are formed in the tertiary limiting cylinder and the quaternary limiting cylinder respectively, and the diameters of the tertiary limiting cylinder and the quaternary limiting cylinder are consistent with the distance between the corresponding penetrating holes and the center of the cutter shaft.

As the utility model discloses further scheme again: the third-level limiting cylinder is positioned between the first-level limiting cylinder and the second-level limiting cylinder, and the second-level limiting cylinder is positioned between the third-level limiting cylinder and the fourth-level limiting cylinder.

As a further aspect of the present invention: the second-level limiting frame comprises a second-level connecting ring, the second-level connecting ring is located at one end, far away from the first-level connecting ring, of the second-level limiting frame and is respectively connected with a third-level limiting cylinder and a fourth-level limiting cylinder.

As a further aspect of the present invention: the adjusting rod is rotatably installed on the second-level connecting ring, the end face of the cutter shaft is penetrated out of one end, away from the second-level limiting frame, of the adjusting rod, the limiting plates are respectively installed on two sides of the joint of the adjusting rod and the second-level connecting ring, the threaded sleeve is installed on the cutter shaft corresponding to the position of the adjusting rod, and the adjusting rod is meshed with the threaded sleeve.

As a further aspect of the present invention: the outside of the cutter shaft is connected with a transmission shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

adopt the rotary tillage device of above-mentioned rotary cultivator, this device sets up the blade holder inside the arbor, the blade inserts in the blade holder, the through-hole aligns with the through-hole, with the spacing reverse pulling of one-level spacing and second grade spacing, then the gag lever post that runs through the inslot that corresponds separately can pass through-hole and through-hole, die blade holder and blade lock, make both reverse movements, then remove the locking, consequently, through the position of adjusting the spacing of one-level spacing and second grade spacing, can be synchronous to the locking of all blades or remove the restraint of all blades, this device is when changing the blade promptly, only need adjust spacing and the spacing of one-level spacing and second grade, can accomplish the change of all blades, easy operation is quick, high efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a rotary tillage device of a rotary cultivator.

Fig. 2 is a schematic view of the inside structure of a blade shaft in a rotary tillage device of a rotary cultivator.

Fig. 3 is a partially enlarged structural schematic diagram of a rotary tillage device of a rotary cultivator.

In the figure: 1. adjusting a rod; 2. a cutter shaft; 3. a blade; 4. a drive shaft; 5. a threaded sleeve; 6. a primary connecting ring; 7. a primary limiting cylinder; 8. a third-stage limiting cylinder; 9. a secondary limiting cylinder; 10. a through groove; 11. a tool apron; 12. a limiting column; 13. a through hole; 14. a secondary connecting ring; 15. a first-stage limiting frame; 16. a limiting plate; 17. a secondary limiting frame; 18. a through hole; 19. a four-stage limiting cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, in embodiment 1 of the present invention, a rotary cultivator attachment includes a blade shaft 2 and a blade 3; the cutter shaft 2 is in a roller shape, a plurality of cutter seats 11 are arranged on the inner wall of the cutter shaft 2, and the blade 3 penetrates through the cutter shaft 2 and is inserted into the cutter seats 11; a plurality of groups of through holes 13 are formed in the cutter holder 11, and through holes 18 corresponding to the through holes 13 are formed in the blade 3; the inside slidable mounting of arbor 2 has first-level spacing 15 and second grade spacing 17, it has the groove 10 that runs through that corresponds each blade holder 11 respectively to open on first-level spacing 15 and the second grade spacing 17, it installs spacing post 12 to run through in the groove 10, spacing post 12 passes corresponding through-hole 18 and through-hole 13.

When the device is used, the limiting column 12 can be inserted into the through hole 18 or separated from the through hole 18 by controlling the axial sliding of the first-level limiting frame 15 and the second-level limiting frame 17, when the limiting column 12 is separated from the through hole 18, the blade 3 is not restrained and can be directly pulled out, and when the limiting column 12 is inserted into the through hole 18, the multi-point positioning effect of the through holes 18 is utilized, the blade 3 is effectively fixed, and the fixed mounting is completed. Consequently, this device has the effect of quick detach fast-assembling, sets the blade holder 11 to the size of fully laminating with 3 shapes of blade, makes blade 3 insert the back, can enough have blade 3 can directly not drop when certain resistance, can directly take out when receiving to drag again, can accomplish the change of blade 3 fast.

This device has used one-level spacing 15 and second grade spacing 17 respectively, and the position opposite direction of the spacing post 12 of two structural installation in running through groove 10, the direction of dragging is also opposite when locking, consequently presss from both sides tightly through two reverse clamp directions when pressing from both sides tightly, more is favorable to strengthening fixed effect, avoids appearing the problem that blade holder 11 warp in the long-term use simultaneously.

Example 2

Referring to fig. 1 to fig. 3, the main difference between the embodiment 2 and the embodiment 1 is:

referring to fig. 2 and 3, in embodiment 2 of the present invention, the first-stage limiting frame 15 includes a first-stage limiting cylinder 7 and a second-stage limiting cylinder 9 coaxially mounted inside the arbor 2, the first-stage limiting cylinder 7 and the second-stage limiting cylinder 9 are respectively provided with a through groove 10 corresponding to the tool holder 11, and the diameters of the first-stage limiting cylinder 7 and the second-stage limiting cylinder 9 are consistent with the distance between the corresponding through hole 13 and the center of the arbor 2. The spacing section of thick bamboo 7 of one-level and the spacing section of thick bamboo 9 of second grade are strengthened fixedly respectively the blade holder 11, and when cooperating with the spacing frame 17 of second grade, from the crisscross straining in two directions multiple spot positions, can realize better fixed effect. The first-stage limiting cylinder 7 and the second-stage limiting cylinder 9 both belong to concentric circles which are coaxial with the cutter shaft 2, and when the cutter shaft is used, the mounted limiting columns 12 are always positioned in the corresponding through holes 13, so that the cutter shaft is structurally limited and can be always positioned at coaxial positions.

Referring to fig. 2, the primary limiting frame 15 includes a primary connecting ring 6, and the primary connecting ring 6 is located at one end of the primary limiting frame 15 and is connected to the primary limiting cylinder 7 and the secondary limiting cylinder 9 respectively. The primary connecting ring 6 is connected with the primary limiting cylinder 7 and the secondary limiting cylinder 9 to realize linkage.

Referring to fig. 2, the primary connecting ring 6 is rotatably provided with an adjusting rod 1, one end of the adjusting rod 1, which is far away from the primary limiting frame 15, penetrates through the end surface of the cutter shaft 2, limiting plates 16 are respectively arranged on two sides of the joint of the adjusting rod 1 and the primary connecting ring 6, a threaded sleeve 5 is arranged on the cutter shaft 2 corresponding to the position of the adjusting rod 1, and the adjusting rod 1 is engaged with the threaded sleeve 5. The adjusting rod 1 is rotatably connected with the primary connecting ring 6, and the axial movement of the whole primary limiting frame 15 can be controlled by rotating the adjusting rod 1 and changing the position of the adjusting rod 1 relative to the threaded sleeve 5.

Referring to fig. 2 and 3, the second-stage limiting frame 17 includes a third-stage limiting cylinder 8 and a fourth-stage limiting cylinder 19 coaxially installed inside the cutter shaft 2, the third-stage limiting cylinder 8 and the fourth-stage limiting cylinder 19 are respectively provided with a through groove 10 corresponding to the cutter holder 11, and the diameters of the third-stage limiting cylinder 8 and the fourth-stage limiting cylinder 19 are consistent with the distance between the corresponding through hole 13 and the center of the cutter shaft 2. The third-stage limiting cylinder 8 and the fourth-stage limiting cylinder 19 are matched to strengthen and fix the blade 3 from the other side.

Referring to fig. 2 and 3, the third-stage limiting cylinder 8 is located between the first-stage limiting cylinder 7 and the second-stage limiting cylinder 9, and the second-stage limiting cylinder 9 is located between the third-stage limiting cylinder 8 and the fourth-stage limiting cylinder 19. The first-stage limiting frame 15 and the second-stage limiting frame 17 are arranged in a staggered mode, and the deformation of the tool apron 11 caused by generated shearing force is avoided.

Referring to fig. 2 and 3, the secondary limiting frame 17 includes a secondary connecting ring 14, and the secondary connecting ring 14 is located at one end of the secondary limiting frame 17 away from the primary connecting ring 6 and is connected to the tertiary limiting cylinder 8 and the quaternary limiting cylinder 19 respectively. The secondary connecting ring 14 realizes the linkage of the tertiary limiting cylinder 8 and the quaternary limiting cylinder 19.

Referring to fig. 2 and 3, an adjusting rod 1 is rotatably mounted on the secondary connecting ring 14, one end of the adjusting rod 1, which is far away from the secondary limiting frame 17, penetrates through the end surface of the cutter shaft 2, limiting plates 16 are respectively mounted on two sides of the joint of the adjusting rod 1 and the secondary connecting ring 14, a threaded sleeve 5 is mounted on the cutter shaft 2 corresponding to the position of the adjusting rod 1, and the adjusting rod 1 is engaged with the threaded sleeve 5. The adjusting rod 1 can control the axial movement of the secondary limiting frame 17 through autorotation.

Referring to fig. 1 to 3, a transmission shaft 4 is connected to the outside of the cutter shaft 2. The transmission shaft 4 is used for completing the installation of the cutter shaft 2 and external equipment.

The utility model discloses a theory of operation is:

this device is at 2 internally mounted blade holders 11 of arbor, and make blade 3 insert in blade holder 11, the through-hole 13 on the blade holder 11 aligns with the through-hole 18 on the blade 3 simultaneously, 2 internally mounted have crisscross one-level spacing 15 and the spacing 17 of second grade at arbor, it has the groove 10 that runs through that corresponds each blade holder 11 to open respectively on one-level spacing 15 and the spacing 17 of second grade, run through and install the spacing post 12 that inserts through-hole 18 in the groove 10, adjust the direction of one-level spacing 15 and the spacing 17 of second grade through adjusting pole 1, can make spacing post 12 insert through-hole 18 or break away from through-hole 18, this device can all cutter locks of concurrent operation or remove the restraint promptly. This device can be quick the change of accomplishing the cutter, improves the efficiency of change to avoid the damage that the replacement equipment process caused, simultaneously because blade holder 11 is located 2 insides of arbor, can also reduce weeds winding scheduling problem.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A rotary tillage device of a rotary cultivator comprises a cutter shaft and a blade; the cutter is characterized in that the cutter shaft is in a roller shape, a plurality of cutter seats are arranged on the inner wall of the cutter shaft, and the blade penetrates through the cutter shaft and is inserted into the cutter seats; a plurality of groups of through holes are formed in the cutter holder, and through holes corresponding to the through holes are formed in the blade; the cutter shaft is internally provided with a first-stage limiting frame and a second-stage limiting frame in a sliding mode, penetrating grooves corresponding to the cutter holders are formed in the first-stage limiting frame and the second-stage limiting frame respectively, limiting columns are arranged in the penetrating grooves, and the limiting columns penetrate through corresponding through holes and penetrating holes.

2. A rotary tillage apparatus of a rotary tiller according to claim 1, wherein the primary limiting frame includes a primary limiting cylinder and a secondary limiting cylinder coaxially mounted inside the blade shaft, the primary limiting cylinder and the secondary limiting cylinder are respectively provided with a through groove corresponding to the blade holder, and the diameters of the primary limiting cylinder and the secondary limiting cylinder are consistent with the distance between the corresponding through hole and the center of the blade shaft.

3. A rotary tillage apparatus of a rotary cultivator according to claim 2, wherein the primary limiting frame comprises a primary connecting ring, and the primary connecting ring is located at one end of the primary limiting frame and is connected with the primary limiting barrel and the secondary limiting barrel respectively.

4. A rotary tillage apparatus of a rotary cultivator according to claim 3, wherein the first-stage connecting ring is rotatably provided with an adjusting rod, one end of the adjusting rod, which is far away from the first-stage limiting frame, penetrates out of the end surface of the cutter shaft, the adjusting rod and the two sides of the connecting position of the first-stage connecting ring are respectively provided with a limiting plate, the cutter shaft is provided with a thread sleeve corresponding to the position of the adjusting rod, and the adjusting rod is meshed with the thread sleeve.

5. A rotary cultivator attachment of the rotary cultivator as claimed in claim 2, wherein the second level limiting bracket comprises a third level limiting cylinder and a fourth level limiting cylinder coaxially mounted inside the cutter shaft, the third level limiting cylinder and the fourth level limiting cylinder are respectively provided with a through slot corresponding to the cutter holder, and the diameters of the third level limiting cylinder and the fourth level limiting cylinder are consistent with the distance between the corresponding through hole and the center of the cutter shaft.

6. A rotary tillage apparatus according to claim 5, wherein the third stage limiting cylinder is located between the first stage limiting cylinder and the second stage limiting cylinder, and the second stage limiting cylinder is located between the third stage limiting cylinder and the fourth stage limiting cylinder.

7. A rotary tillage apparatus according to claim 5, wherein the secondary limiting frame includes a secondary connecting ring, and the secondary connecting ring is located at an end of the secondary limiting frame away from the primary connecting ring and is connected to the tertiary limiting cylinder and the quaternary limiting cylinder respectively.

8. A rotary tillage device of a rotary cultivator according to claim 7, wherein the secondary connecting ring is rotatably provided with an adjusting rod, one end of the adjusting rod, which is far away from the secondary limiting frame, penetrates through the end surface of the cutter shaft, limiting plates are respectively arranged on two sides of the joint of the adjusting rod and the secondary connecting ring, the cutter shaft is provided with a threaded sleeve corresponding to the position of the adjusting rod, and the adjusting rod is meshed with the threaded sleeve.

9. A rotary tilling apparatus according to claim 1, wherein a driving shaft is connected to the outer end of the blade shaft.