CN217217344U

CN217217344U - Transmission structure of rotary cultivator

Info

Publication number: CN217217344U
Application number: CN202220549208.9U
Authority: CN
Inventors: 王海锋
Original assignee: Anping Haifeng Agricultural Machinery Co ltd
Current assignee: Anping Haifeng Agricultural Machinery Co ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-08-19
Anticipated expiration: 2032-03-14

Abstract

The utility model provides a rotary cultivator transmission structure, which comprises a machine body, a driving piece, a transition shaft and a rotary tillage assembly, wherein the driving piece is arranged on the machine body, and a driving shaft horizontally extending to one side is arranged on the driving piece; the transition shaft is connected to the machine body in a rotating mode, is parallel to the driving shaft, is arranged below the driving shaft and is connected with the driving piece through the first driving piece; the rotary tillage subassembly passes through rotary tillage axle rotation and connects on the organism, and the rotary tillage axle is on a parallel with the transition axle and sets up in the below of transition axle, and the rotary tillage axle passes through the transmission of second driving medium with the transition axle, and the rotary tillage subassembly is located the annular rolling member of the periphery of rotary tillage axle including the cover to and set up in the periphery of annular rolling member, and a plurality of blade to the peripheral direction extension of annular rolling member. The utility model provides a rotary cultivator transmission structure makes first transmission piece keep away from ground, avoids first transmission piece and bottom surface contact damage.

Description

Transmission structure of rotary cultivator

Technical Field

The utility model belongs to the technical field of the rotary cultivator, more specifically says, relates to a rotary cultivator transmission structure.

Background

The rotary cultivator is a cultivator which is matched with a tractor to complete the operations of ploughing and harrowing. The method has the characteristics of strong soil crushing capability, flat ground surface after ploughing and the like, and is widely applied. In addition, the rotary cultivator can also cut up stubbles buried below the ground surface, thereby being convenient for the operation of a seeder and providing a good seedbed for later-stage seeding.

However, in the operation process of the existing rotary cultivator, the transmission chain is too close to the ground, so that stones are easy to enter between the chain and the chain wheel, and the chain or the chain wheel is damaged.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a rotary cultivator transmission structure can solve the problem that rotary cultivator chain leads to the fact chain or sprocket to damage apart from ground is too near.

In order to achieve the above object, the utility model adopts the following technical scheme: the rotary cultivator transmission structure comprises a machine body, a driving part, a transition shaft and a rotary cultivation assembly, wherein the driving part is arranged on the machine body, and a driving shaft horizontally extending towards one side is arranged on the driving part; the transition shaft is connected to the machine body in a rotating mode, is parallel to the driving shaft and is arranged below the driving shaft, and is connected with the driving piece through a first driving piece; the rotary tillage subassembly passes through rotary tillage axle rotation and connects on the organism, and the rotary tillage axle is on a parallel with the transition axle and sets up in the below of transition axle, and the rotary tillage axle passes through the transmission of second driving medium with the transition axle, and the rotary tillage subassembly is located the annular rolling member of the periphery of rotary tillage axle including the cover to and set up in the periphery of annular rolling member, and a plurality of blade to the peripheral direction extension of annular rolling member.

In one possible implementation manner, the first transmission member includes a first chain wheel and a second chain wheel, and the first chain wheel is arranged at the extending end of the driving shaft; the second sprocket sets up in the extension end of transition axle, and the periphery of first sprocket and second sprocket is around being equipped with the chain.

In some embodiments, a tensioning force adjusting member disposed adjacent to the chain is slidably connected to the machine body, and the tensioning force adjusting member can be close to and abut against an outer side of the chain to tension the chain.

In some embodiments, the tension adjusting member comprises an adjusting plate and an adjusting wheel, the adjusting plate is provided with an adjusting cavity which penetrates through the adjusting plate and extends along the plate length direction of the adjusting plate, and the adjusting plate is fixed on the machine body through an adjusting bolt which penetrates through the adjusting cavity; the regulating wheel is rotationally connected to the regulating plate and is matched with the peripheral wall of the chain in a rolling manner.

In some embodiments, the second transmission member includes a first gear and a second gear, the first gear is disposed on the transition shaft, and the first gear is located on a side of the second sprocket close to the machine body; the second gear is arranged at one end of the rotary tillage shaft and is meshed with the first gear.

In a possible implementation mode, the annular rolling part comprises a plurality of rotating rings arranged at intervals along the axial direction of the rotary tillage shaft, the rotating rings are connected through reinforcing rods, and the blades are located on the reinforcing rods.

In some embodiments, the rotating ring is provided with an axially through mounting hole, and the reinforcing rod is arranged in the mounting hole in a penetrating manner.

In a possible implementation manner, two driving shafts are arranged and are respectively connected to two ends of the driving part, and two groups of transition shafts and two groups of rotary tillage assemblies are respectively and correspondingly arranged.

In some embodiments, the blades of two rotary tillage assemblies are bent away from the adjacent rotary tillage assembly.

In some embodiments, the blades on two adjacent sides of two rotary tillage assemblies are bent towards the direction close to the adjacent rotary tillage assemblies.

The utility model provides a rotary cultivator transmission structure's beneficial effect lies in: compared with the prior art, the utility model provides a rotary cultivator transmission structure through the drive shaft that extends to one side on the driving piece, through first driving medium and transition axle transmission, transition axle rethread second driving medium and rotary tillage axle transmission to drive rotary tillage subassembly rotary tillage soil, make first driving medium keep away from ground, avoid the contact on first driving medium and ground, and cause the damage of first driving medium.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic front view of a transmission structure of a rotary cultivator provided by the embodiment of the invention in use;

fig. 2 is a left side view of the body of fig. 1.

Wherein, in the figures, the various reference numbers:

100. a body; 200. a drive member; 210. a drive shaft; 300. a transition shaft; 400. a first transmission member; 410. a first sprocket; 420. a chain; 430. a second sprocket; 500. a rotary tillage component; 510. an annular rolling member; 511. a rotating ring; 5111. mounting holes; 512. a reinforcing bar; 520. a blade; 530. a rotary tillage shaft; 600. a second transmission member; 610. a first gear; 620. a second gear; 700. a tension adjusting member; 710. an adjusting plate; 711. an adjustment chamber; 720. an adjustment wheel; 730. and adjusting the bolt.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or several of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 2 together, the transmission structure of the rotary cultivator of the present invention will now be described. The transmission structure of the rotary cultivator comprises a machine body 100, a driving part 200, a transition shaft 300 and a rotary tillage assembly 500, wherein the driving part 200 is arranged on the machine body 100, and a driving shaft 210 horizontally extending towards one side is arranged on the driving part 200; the transition shaft 300 is rotatably connected to the machine body 100, the transition shaft 300 is parallel to the driving shaft 210, is arranged below the driving shaft 210, and is connected with the driving member 200 through a first transmission member 400; the rotary tillage assembly 500 is rotatably connected to the machine body 100 through a rotary tillage shaft 530, the rotary tillage shaft 530 is parallel to the transition shaft 300 and is arranged below the transition shaft 300, the rotary tillage shaft 530 and the transition shaft 300 are driven through a second transmission member 600, the rotary tillage assembly 500 comprises an annular rolling member 510 and a plurality of blades 520, the annular rolling member 510 is sleeved on the periphery of the rotary tillage shaft 530, and the blades 520 extend towards the periphery of the annular rolling member 510.

Optionally, the annular rolling member 510 may be a cylindrical structure, the blade 520 is disposed at the periphery of the annular rolling member 510, and in the tillage process, the annular rolling member 510 drives the blade 520 to rotate to tillage; the annular rolling members 510 may be a plurality of rotary tables axially spaced along the rotary tillage shaft 530, and the blades 520 are disposed at the outer circumference of the rotary tables, so that the blades 520 and the rotary tables can be inserted into the ground, thereby deepening the depth of tillage.

The rotary cultivator transmission structure that this embodiment provided, compared with the prior art, the utility model provides a rotary cultivator transmission structure through the drive shaft 210 that extends to one side on the driving piece 200, through first driving piece 400 and the transmission of transition axle 300, the transmission of transition axle 300 rethread second driving piece 600 and rotary tillage axle 530 to drive the rotary tillage subassembly 500 rotary tillage soil, make first driving piece 400 keep away from ground, avoid the contact on first driving piece 400 and ground, and cause the damage of first driving piece 400.

In a possible implementation manner, the characteristic first transmission member 400 is configured as shown in fig. 1 to 2, and referring to fig. 1 to 2, the characteristic first transmission member 400 includes a first chain wheel 410 and a second chain wheel 430, and the first chain wheel 410 is disposed at the extending end of the driving shaft 210; the second sprocket 430 is disposed at the extending end of the transition shaft 300, and a chain 420 is wound around the outer peripheries of the first sprocket 410 and the second sprocket 430.

Specifically, under the condition that the center distance between the driving shaft 210 and the transition shaft 300 is far, the first chain wheel 410, the second chain wheel 430 and the chain 420 are in a transmission mode, so that the requirements on manufacturing and mounting accuracy are low, the phenomenon of slipping in the transmission process is avoided, the driving device can work under severe environment conditions of high temperature, greasy dirt, dust flying and the like, and the transmission stability is ensured.

The driving member 200 comprises a motor and a main gearbox driven by the motor, an auxiliary gearbox is arranged on the machine body 100, the output end of the auxiliary gearbox is connected with the transition shaft 300, the main gearbox and the auxiliary gearbox are matched, the range of the transmission ratio is wider, and the failure rate is reduced.

In some embodiments, the tension adjusting member 700 is slidably connected to the machine body 100 and disposed near the chain 420, and the tension adjusting member 700 can be close to and abut against the outside of the chain 420 to tension the chain 420.

Specifically, after long-term use, the hinge of the chain 420 is worn, so that the pitch is increased, and in order to prevent the chain 420 from falling off the first sprocket 410 and the second sprocket 430, the tensioning force adjusting member 700 is controlled to push the outer periphery of the chain 420, so that the inner periphery of the chain 420 is tightly attached to the outer peripheries of the first sprocket 410 and the second sprocket 430.

Optionally, the tension adjusting member 700 includes a mounting plate and a rotating wheel, and the mounting plate is fixed to the machine body 100 by fastening bolts; the wheel is rotatably connected to the mounting plate and is rotatably connected to the periphery of the chain 420. When the tension force of the chain 420 needs to be adjusted, the fastening bolts are loosened, the mounting plate is rotated, the rotating wheel pushes against the outer periphery of the chain 420, the inner periphery of the chain 420 is tightly attached to the outer peripheries of the first chain wheel 410 and the second chain wheel 430, and finally the fastening bolts are screwed, so that the adjustment of the tension force of the chain 420 is completed.

In some embodiments, the tension force adjusting member 700 includes an adjusting plate 710 and an adjusting wheel 720, the adjusting plate 710 has an adjusting cavity 711 penetrating through the adjusting plate 710 and extending along a plate length direction of the adjusting plate 710, and the adjusting plate 710 is fixed to the machine body 100 by an adjusting bolt 730 penetrating through the adjusting cavity 711; the adjusting wheel 720 is rotatably connected to the adjusting plate 710 and is in rolling engagement with the outer circumferential wall of the chain 420.

Specifically, the adjusting cavity 711 is configured to allow the adjusting plate 710 to rotate around the adjusting bolt 730, and to adjust the position of the adjusting bolt 730 in the adjusting cavity 711 by sliding the adjusting plate 710, so as to adjust the tensioning force. When the tensioning force of the chain 420 needs to be adjusted, the adjusting bolt 730 is loosened, the adjusting plate 710 is rotated or pushed, the adjusting wheel 720 pushes the outer periphery of the chain 420, so that the inner periphery of the chain 420 is tightly attached to the outer peripheries of the first sprocket 410 and the second sprocket 430, and finally the adjusting bolt 730 is tightened, thereby completing the adjustment of the tensioning force of the chain 420.

In some embodiments, the second transmission member 600 includes a first gear 610 and a second gear 620, the first gear 610 is disposed on the transition shaft 300, and the first gear 610 is located on a side of the second sprocket 430 close to the machine body 100; second gear 620 is disposed at one end of rotary tillage shaft 530, and second gear 620 is engaged with first gear 610.

Specifically, the rotary tillage assembly 500 can be driven to rotate to cultivate land through the transmission of the first gear 610 and the second gear 620; an intermediate gear rotatably connected to the machine body 100 may also be disposed on the machine body 100, the intermediate gear is located between the first gear 610 and the second gear 620, and the intermediate gear is engaged with the first gear 610 and the second gear 620, respectively, so as to further increase the distance between the chain 420 and the ground.

In a possible implementation manner, the characteristic ring rolling member 510 is configured as shown in fig. 1 to 2, and referring to fig. 1 to 2, the characteristic ring rolling member 510 includes a plurality of rotating rings 511 arranged at intervals along the axial direction of the rotary tillage shaft 530, the plurality of rotating rings 511 are connected by a reinforcing rod 512, and the blades 520 are located on the reinforcing rod 512.

Specifically, the rotating ring 511 is fixedly connected together through the reinforcing rod 512, so that the condition that the rotating ring 511 is bent due to interference of the rotating ring 511 and stones in the ploughing process is avoided, the use stability of the annular rolling part 510 is enhanced, meanwhile, the mounting range of the blade 520 is enlarged by the reinforcing rod 512, and the ploughing effect is guaranteed.

In some embodiments, the rotating ring 511 is provided with an axially extending mounting hole 5111, and the reinforcing rod 512 is disposed to extend through the mounting hole 5111.

Specifically, the mounting hole 5111 is provided in a plurality of numbers around the axis of the rotating ring 511, and the plurality of rotating rings 511 of the rotating ring 511 are connected by inserting the reinforcing bar 512 into the mounting hole 5111, so that not only is the use stability of the rotating ring 511 improved, but also the mounting of the reinforcing bar 512 is facilitated. The number of installation of the reinforcing bars 512 required may be selected according to the intensity of the cultivated land.

In a possible implementation manner, the characteristic driving shaft 210 is configured as shown in fig. 1, referring to fig. 1, two characteristic driving shafts 210 are provided and are respectively connected to two ends of the driving member 200, and two sets of the transition shaft 300 and the rotary tillage assembly 500 are respectively provided.

Specifically, two rotary tillage assemblies 500 are arranged at intervals and can rotate independently, and two transition shafts 300 are arranged and correspond to the two driving shafts 210 respectively, so that the two rotary tillage assemblies 500 can be controlled, the two rotary tillage assemblies 500 can be controlled to rotate independently, and the soil can be rotary-tilled under special conditions.

In some embodiments, the blades 520 of two rotary tillage assemblies 500 are bent away from the adjacent rotary tillage assembly 500.

Specifically, the blades 520 of the rotary tillage assembly 500 are bent toward the side of the machine body 100 from the inside of the machine body 100 to the outside of the machine body 100, thus increasing the area of the soil for rotary tillage.

In some embodiments, the blades 520 on adjacent sides of two rotary tillage assemblies 500 are bent in a direction closer to the adjacent rotary tillage assembly 500.

Specifically, the blades 520 at two sides of the two rotary tillage assemblies 500 closest to each other are bent oppositely, so that the soil corresponding to the gap between the two rotary tillage assemblies 500 is rotavated, and the rotary tillage effect is improved.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Rotary cultivator transmission structure, its characterized in that includes:

a body;

the driving part is arranged on the machine body, and a driving shaft horizontally extending to one side is arranged on the driving part;

the transition shaft is rotatably connected to the machine body, is parallel to the driving shaft and is arranged below the driving shaft, and is connected with the driving piece through a first driving piece;

the rotary tillage assembly is rotatably connected to the machine body through a rotary tillage shaft, the rotary tillage shaft is parallel to the transition shaft and is arranged below the transition shaft, the rotary tillage shaft and the transition shaft are transmitted through a second transmission part, and the rotary tillage assembly comprises an annular rolling part and a plurality of blades, wherein the annular rolling part is sleeved on the periphery of the rotary tillage shaft, and the blades are arranged on the periphery of the annular rolling part and extend towards the peripheral direction of the annular rolling part.

2. The rotary cultivator transmission structure of claim 1, wherein the first transmission member comprises:

a first sprocket provided at an extended end of the driving shaft;

the second sprocket, set up in the extension end of transition axle, first sprocket with the periphery of second sprocket is around being equipped with the chain.

3. The transmission structure of a rotary cultivator in claim 2, wherein the body is slidably connected with a tension adjusting member disposed adjacent to the chain, and the tension adjusting member can abut against the outer side of the chain to tension the chain.

4. The transmission structure of a rotary cultivator in claim 3, wherein the tension adjusting member comprises:

the adjusting plate is provided with an adjusting cavity which penetrates through the adjusting plate and extends along the plate length direction of the adjusting plate, and the adjusting plate is fixed on the machine body through an adjusting bolt which penetrates through the adjusting cavity;

the regulating wheel rotates and connects in on the regulating plate, and with the periphery wall roll cooperation of chain.

5. The rotary cultivator transmission structure of claim 2, wherein the second transmission member comprises:

the first gear is arranged on the transition shaft and is positioned on one side, close to the machine body, of the second chain wheel;

and the second gear is arranged at one end of the rotary tillage shaft and is meshed with the first gear.

6. The transmission structure of a rotary cultivator in claim 1, wherein the annular rolling member includes a plurality of rotating rings spaced apart in an axial direction of the rotary cultivating shaft, the plurality of rotating rings being connected by a reinforcing bar, the blade being located on the reinforcing bar.

7. The transmission structure of the rotary cultivator in claim 6, wherein the rotating ring is provided with an axially through mounting hole, and the reinforcing rod is arranged in the mounting hole in a penetrating way.

8. The transmission structure of rotary cultivator in claim 1, wherein there are two driving shafts connected to the two ends of the driving member, and there are two corresponding sets of the transition shaft and the rotary cultivating assembly.

9. The rotary cultivator transmission of claim 8, wherein the blades of both of the rotary tillage assemblies are bent away from the adjacent rotary tillage assembly.

10. The transmission structure of a rotary cultivator in claim 8, wherein the blades on adjacent sides of two rotary tillage assemblies are bent towards the direction adjacent to the adjacent rotary tillage assemblies.