CN219205150U

CN219205150U - Light disc harrow

Info

Publication number: CN219205150U
Application number: CN202320329497.6U
Authority: CN
Inventors: 田启春; 王志永
Original assignee: Changzhou Kafute Machinery Co ltd
Current assignee: Changzhou Kafute Machinery Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-06-20
Anticipated expiration: 2033-02-27

Abstract

The application relates to a light-duty disc harrow, it relates to agricultural equipment's technical field, including fixed plate, traction lever, installation axle and a plurality of disc harrow piece, the fixed plate with traction lever fixed connection, the installation axle with the fixed plate passes through the connecting piece to be connected, a plurality of the disc harrow piece with the installation axle can dismantle to be connected, and a plurality of the disc harrow piece is followed installation axle length direction sets up. The rotary harrow has the effects of reducing the overall quality of the disc harrow, facilitating the operation of workers and shallow ploughing and stubble cleaning on the land.

Description

Light disc harrow

Technical Field

The application relates to the technical field of agricultural equipment, in particular to a light disc harrow.

Background

The disk harrow is a tillage implement with a harrow group consisting of a plurality of concave disks fixed on a horizontal shaft as a working part. The soil-loosening machine is mainly used for loosening soil after ploughing and meets the agronomic requirements of soil preparation before sowing. Also used for weeding or shallow plowing and stubble cleaning on the stubble field after harvesting. The heavy disc harrow can also be used for tillage.

A disc harrow in the related art comprises a main beam frame, a traction frame, a front harrow frame and a rear harrow frame, wherein the traction frame, the front harrow frame and the rear harrow frame are arranged on the main beam frame, a front harrow group is arranged below the front harrow frame, the front harrow group consists of a plurality of disc harrows, a rear harrow group is arranged below the rear harrow frame, and the rear harrow group consists of a plurality of tooth-shaped harrows.

For the related art, the inventor finds that in order to improve the deep ploughing capability of the conventional disc harrow, the weight of the main beam frame and the traction frame is generally larger, the conventional disc harrow is not suitable for the field of orchards which only need shallow ploughing and stubble cleaning, and the disc harrow with larger overall weight is inconvenient for a worker to install or detach the disc harrow and the tractor during daily work.

Disclosure of Invention

In order to solve the problems that the disc harrow is large in weight, inconvenient to install and not suitable for shallow ploughing stubble cleaning work, the application provides a light disc harrow.

The application provides a light-duty disc harrow adopts following technical scheme:

the utility model provides a light-duty disc harrow, includes fixed plate, traction lever, installation axle and a plurality of disc harrow piece, the fixed plate with traction lever fixed connection, the installation axle with the fixed plate passes through the connecting piece to be connected, a plurality of disc harrow piece with the installation axle can dismantle the connection, and a plurality of disc harrow piece is followed installation axle length direction sets up.

By adopting the technical scheme, the traction rod is fixedly connected with the fixed plate, the disc harrow plate is connected with the fixed plate, and the traction rod is connected with the tractor. Compared with the traditional main beam frame and traction frame, the fixed plate and the traction rod are simple in structure, and the weight of the fixed plate and the traction rod is far smaller than that of the main beam frame and the traction frame, so that the weight of the whole structure is reduced, the device is suitable for shallow-ploughing stubble-cleaning lands, and workers can conveniently connect the traction rod with a tractor. The staff can adjust the quantity of disc harrows on the installation shaft according to the width of the soil to be ploughed, so that the suitability of the whole disc harrow structure and the soil to be ploughed is improved.

Optionally, the fixing plate is provided with a reinforcing plate, and the reinforcing plate is arranged along the length direction of the fixing plate.

Through adopting above-mentioned technical scheme, the reinforcing plate has improved the bulk strength of fixed plate for the difficult deformation's of fixed plate condition has improved the life of fixed plate.

Optionally, a positioning plate is arranged at one end of the traction rod, and a clamping groove is formed between the traction rod and the positioning plate.

Through adopting above-mentioned technical scheme, form the centre gripping groove between locating plate and the traction lever, play the effect of direction for be convenient for the staff insert the traction lever on another group of disc harrows in the centre gripping groove, thereby make two sets of disc harrows interconnect, thereby can improve the efficiency of ploughing the soil.

Optionally, the connecting piece includes first connecting plate and second connecting plate, first connecting plate with second connecting plate fixed connection, first connecting plate with the fixed plate passes through bolted connection, the second connecting plate keep away from first connecting plate's one end with the installation hub connection.

Through adopting above-mentioned technical scheme, first connecting plate is connected with the fixed plate, and the second fixed plate is connected with the installation axle to make the installation axle pass through the connecting piece and be connected with the fixed plate. When the tractor drives the fixed plate to move through the traction rod, the fixed plate drives the installation shaft to move through the connecting piece, and then the disc harrow plate is driven to plough the land.

Optionally, the fixing plate is provided with a waist-shaped hole through which the bolt passes, and the waist-shaped hole is obliquely arranged along the length direction of the fixing plate.

Through adopting above-mentioned technical scheme, the staff wears to establish the position in waist type hole through adjusting bolt, and then adjusts the position of installation axle.

Optionally, the mounting shaft is provided with a plurality of dividing pipes, the dividing pipes are sleeved on the mounting shaft, and the dividing pipes are located between two adjacent disk harrow blades.

By adopting the technical scheme, the dividing tube limits the space between two adjacent disc harrows, thereby limiting the space between the upturned strips formed by the ploughed land. The staff can adjust the density of the ploughing soil by changing the dividing pipes with different lengths.

Optionally, both sides of disc harrow piece all butt has the gasket, the gasket cover is established on the installation axle, the gasket with the dividing tube butt, the both ends of installation axle all threaded connection has the latch segment, the latch segment with the gasket butt.

Through adopting above-mentioned technical scheme, the latch segment locks at installation axle both ends, because the disc harrow piece is the arc, sets up the gasket in disc harrow piece both sides for improve the area of contact between latch segment and the disc harrow piece, and improved the area of contact between indexing tube and the disc harrow piece, reduced the disc harrow piece and received the pressure from latch segment and indexing tube, improved the steadiness that disc harrow piece and installation axle are connected, make the difficult loose circumstances of disc harrow piece appear.

Optionally, the installation shaft is provided with a rotating assembly for driving the installation shaft to rotate, the rotating assembly comprises a shaft sleeve and a bearing, the bearing is sleeved on the indexing tube, the inner peripheral surface of the bearing is abutted to the indexing tube, the bearing is inserted in the shaft sleeve, the outer peripheral surface of the bearing is abutted to the inner peripheral surface of the shaft sleeve, and the outer peripheral surface of the shaft sleeve is fixedly connected with the second connecting plate.

Through adopting above-mentioned technical scheme, the axle sleeve is connected with the second connecting plate, and the installation axle passes through the bearing and rotates with the axle sleeve to be connected. When the device works, the traction rod drives the installation shaft to move, the disc harrow plate cuts into soil, the disc harrow plate rotates under the reaction force of the soil, and the disc harrow plate on the installation shaft synchronously rolls along with the installation shaft through the transmission of the installation shaft, so that the disc harrow plate breaks and turns the soil.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the weight of the whole structure of the disc harrow is reduced by arranging the fixing plate and the traction rod, the disc harrow is suitable for shallow ploughing and stubble cleaning land, and is convenient for a worker to operate the disc harrow, the disc harrow pieces are detachably connected with the mounting shaft, and the worker can adjust the number of the disc harrow pieces on the mounting shaft according to the width of a soil body to be ploughed, so that the suitability of the whole structure of the disc harrow is improved;

2. through setting up the dividing tube on the installation axle, the staff can adjust the interval between two adjacent disc harrows through changing the dividing tube of different length to can adjust the interval between the upturned soil strip that the soil formed after ploughing, and then can adjust the density of ploughing the soil.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a light disk rake according to an embodiment of the present application.

Fig. 2 is a schematic diagram of a traction rod and a positioning plate according to an embodiment of the present application.

Fig. 3 is a schematic structural view of a connector according to an embodiment of the present application.

Fig. 4 is an enlarged schematic view at a in fig. 2 to show the structural relationship of the bearing and the index tube.

Reference numerals illustrate: 1. a fixing plate; 11. a traction rod; 12. a reinforcing plate; 13. a positioning plate; 14. a clamping groove; 15. a waist-shaped hole; 2. a mounting shaft; 21. disc harrow plate; 22. an indexing tube; 23. a gasket; 24. a locking block; 3. a connecting piece; 31. a first connection plate; 32. a second connecting plate; 33. a bolt; 4. a rotating assembly; 41. a shaft sleeve; 42. and (3) a bearing.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a light disc harrow. Referring to fig. 1, a light disk rake includes a fixed plate 1, a traction rod 11, a mounting shaft 2 and a plurality of disk rake blades 21, the fixed plate 1 is fixedly connected with the traction rod 11, the mounting shaft 2 is connected with the fixed plate 1 through a connecting piece 3, in this embodiment, two mounting shafts 2 are provided, and the two mounting shafts 2 are oppositely arranged along the length direction of the fixed plate 1. The mounting shaft 2 is detachably connected with a plurality of disk blades 21, and the disk blades 21 are uniformly arranged along the length direction of the mounting shaft 2. The traction rod 11 is connected with a tractor to drive the installation shaft 2 to move, so that the disk harrow plate 21 on the installation shaft 2 is used for ploughing soil.

Referring to fig. 1, a reinforcing plate 12 is fixedly connected to a fixing plate 1, the reinforcing plate 12 is disposed along a length direction of the fixing plate 1, in this embodiment, two reinforcing plates 12 are disposed opposite to each other along a width direction of the fixing plate 1, and the fixing plate 1 and the reinforcing plate 12 are formed by bending a same metal plate. The weight of the fixing plate 1 is reduced, the integral strength of the fixing plate 1 is improved, the fixing plate 1 is not easy to deform during working, and the service life of the fixing plate 1 is prolonged. The fixed plate 1 with lighter weight makes the depth of the disc harrow plate 21 cut into the soil shallower when working, and is suitable for shallow ploughing stubble cleaning.

Referring to fig. 2, one end of the traction rod 11 is fixedly connected with a positioning plate 13, in this embodiment, the positioning plate 13 is in a Z-shape, and a clamping groove 14 is formed between the traction rod 11 and the positioning plate 13. The staff can insert the traction rod 11 on another group of disc harrows into the clamping groove 14, and the traction rod 11 on another group of disc harrows is fixedly connected with the traction rod 11 and the positioning plate 13 on the disc harrows, so that the disc harrows are connected with each other, and the soil tillage efficiency is improved.

Referring to fig. 3, the connecting member 3 includes a first connecting plate 31 and a second connecting plate 32 fixedly connected to each other, in this embodiment, the first fixing plate 1 and the second fixing plate 1 are formed by bending a same metal plate, and the first fixing plate 1 and the second fixing plate 1 are in an "L" arrangement. The first connecting plate 31 is fixedly connected with the fixing rod through a bolt 33, the second connecting plate 32 is connected with the mounting shaft 2, the fixing plate 1 is provided with a waist-shaped hole 15 for the bolt 33 to pass through, the waist-shaped hole 15 is obliquely arranged along the length direction of the fixing plate 1, the waist-shaped holes 15 are divided into two groups, the two groups of waist-shaped holes 15 are oppositely arranged along the length direction of the fixing plate 1, and the two groups of waist-shaped holes 15 are arranged in an eight shape. The worker can adjust the width of the upturned bars formed by the adjacent disk blades 21 on the two mounting shafts 2 by adjusting the relative distance between the two mounting shafts 2 by inserting the adjusting bolts 33 into the waist-shaped holes 15.

Referring to fig. 3, the mounting shaft 2 is provided with a plurality of index pipes 22 and a plurality of spacers 23, both ends of the disk blades 21 are abutted against the spacers 23, the index pipes 22 are provided between two adjacent disk blades 21, and both ends of the index pipes 22 are abutted against one side of the spacers 23 away from the disk blades 21. The indexing tube 22 is used to control the spacing between adjacent disk blades 21, thereby defining the spacing between the upturned strips formed after soil tillage. The both ends of installation axle 2 all threaded connection has latch segment 24, and latch segment 24 and gasket 23 are kept away from the one side butt of disc harrow piece 21.

Because the disk harrow plate 21 is arc-shaped, the gaskets 23 are arranged on the two sides of the disk harrow plate 21, so that the contact area between the locking block 24 and the disk harrow plate 21 and the contact area between the dividing tube 22 and the disk harrow plate 21 are increased, the connection stability of the disk harrow plate 21 and the mounting shaft 2 is improved, and the disk harrow plate 21 is not easy to loose. The mounting shaft 2 is provided with the dividing pipes 22, the spacing between two adjacent disc harrows 21 is limited, and a worker can adjust the spacing between the soil strips formed by ploughing the land by replacing the dividing pipes 22 with different lengths. The staff can be according to the width of required ploughing land, adjusts the quantity of disc harrow piece 21 for the holistic width of a plurality of disc harrows 21 cooperatees with the width of waiting to plough the land, thereby has improved the actual performance of this application disc harrow.

Referring to fig. 2, 3 and 4, the mounting shaft 2 is provided with a rotating assembly 4, the rotating assembly 4 is used for driving the mounting shaft 2 and the disk harrow plate 21 to rotate, the rotating assembly 4 comprises a shaft sleeve 41 and a bearing 42, the shaft sleeve 41 is fixedly connected with the second connecting plate 32, the bearing 42 is inserted into the shaft sleeve 41, and the outer peripheral surface of the bearing 42 is abutted with the inner peripheral surface of the shaft sleeve 41. The bearing 42 is fitted over the index tube 22, and the inner peripheral surface of the bearing 42 abuts against the index tube 22. The bearing 42 in this embodiment is a needle bearing 42, which is compact and has a good load-carrying capacity. The traction rod 11 drives the installation shaft 2 to move, the installation shaft 2 is rotationally connected with the second connecting plate 32 through the shaft sleeve 41 and the bearing 42, the disc harrow plate 21 cuts into the soil, and the disc harrow plate 21 rotates under the reaction force of the soil, so that the disc harrow plate 21 breaks and turns the soil.

The implementation principle of the light disc harrow in the embodiment of the application is as follows: in the soil tillage cavity, a proper number of disk blades 21 and a proper length of dividing pipes 22 are selected according to the soil tillage width. In mounting the disc blade 21 to the mounting shaft 2, the overall width of the disc blade 21 is adapted to the width box of the soil to be ploughed. And then the traction rod 11 is connected with a tractor, and the tractor is started to drive the installation shaft 2 to move, so that the disk harrow plate 21 cuts into the soil to roll, and the soil is crushed and ploughed.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A light disk rake, characterized in that: including fixed plate (1), traction lever (11), installation axle (2) and a plurality of disc harrow piece (21), fixed plate (1) with traction lever (11) fixed connection, installation axle (2) with fixed plate (1) are connected through connecting piece (3), a plurality of disc harrow piece (21) with installation axle (2) can dismantle and be connected, and a plurality of disc harrow piece (21) are followed installation axle (2) length direction sets up.

2. A lightweight disc rake as set forth in claim 1 wherein: the fixing plate (1) is provided with a reinforcing plate (12), and the reinforcing plate (12) is arranged along the length direction of the fixing plate (1).

3. A lightweight disc rake as set forth in claim 1 wherein: one end of the traction rod (11) is provided with a positioning plate (13), and a clamping groove (14) is formed between the traction rod (11) and the positioning plate (13).

4. A lightweight disc rake as set forth in claim 1 wherein: the connecting piece (3) comprises a first connecting plate (31) and a second connecting plate (32), the first connecting plate (31) is fixedly connected with the second connecting plate (32), the first connecting plate (31) is connected with the fixed plate (1) through bolts (33), and one end, far away from the first connecting plate (31), of the second connecting plate (32) is connected with the mounting shaft (2).

5. A lightweight disc rake as set forth in claim 4 wherein: waist-shaped holes (15) through which the bolts (33) pass are formed in the fixing plate (1), and the waist-shaped holes (15) are obliquely arranged along the length direction of the fixing plate (1).

6. A lightweight disc rake as set forth in claim 4 wherein: the mounting shaft (2) is provided with a plurality of dividing pipes (22), the dividing pipes (22) are sleeved on the mounting shaft (2), and the dividing pipes (22) are positioned between two adjacent disc harrow plates (21).

7. A lightweight disc rake as set forth in claim 6 wherein: both sides of disc harrow piece (21) all butt has gasket (23), gasket (23) cover is established on installation axle (2), gasket (23) with dividing tube (22) butt, the both ends of installation axle (2) all threaded connection has latch segment (24), latch segment (24) with gasket (23) butt.

8. A lightweight disc rake as set forth in claim 6 wherein: the mounting shaft (2) is provided with a rotating assembly (4) for driving the mounting shaft to rotate, the rotating assembly (4) comprises a shaft sleeve (41) and a bearing (42), the bearing (42) is sleeved on the dividing tube (22), the inner peripheral surface of the bearing (42) is abutted to the outer peripheral surface of the dividing tube (22), the bearing (42) is inserted into the shaft sleeve (41), the outer peripheral surface of the bearing (42) is abutted to the inner peripheral surface of the shaft sleeve (41), and the outer peripheral surface of the shaft sleeve (41) is fixedly connected with the second connecting plate (32).