A deep loosening rotary tillage and pressing strip land preparation machine with adjustable working width

Abstract

The utility model provides a deep loosening rotary tillage and suppression strip land leveling machine with adjustable working width, including an adjustable frame fixed section, a gearbox, a deep loosening shovel, a lower suspension frame, a depth limiting ground wheel, a depth limiting ground wheel adjustment screw, a coupling, an upper suspension frame, an oil tank, a gear pump, a suppression roller bracket, a suppression roller, a suppression roller driving hydraulic motor, a soil covering disc, a soil covering disc bracket, a side gear box, an adjustment screw, a rotary tillage blade, a rotary tillage blade roller, an adjustable frame adjustable section, an adjustment nut, a deep loosening depth adjustment scale, a depth limiting ground wheel fixing bolt, and a depth limiting ground wheel mounting seat. The deep loosening rotary tillage and suppression strip land leveling machine with adjustable working width provided by the utility model can be conveniently adjusted according to different ridge spacings, and an adjustment deep loosening depth scale is designed to intuitively and conveniently adjust the deep loosening depth, which solves the problem well.

Description

Technical Field

[0001] The utility model relates to an agricultural machine, in particular to a deep loosening rotary tillage pressing strip land leveling machine with adjustable working width. Background Art

[0002] In recent years, the area of ​​corn planted with conservation tillage technology in my country has gradually increased, and the straw-rowing technology has also been continuously accepted by farmers. However, the single straw-rowing technology still has shortcomings, and the straw-rowing strip-tillage technology has emerged to meet the agronomic requirements of retaining straw, improving soil fertility, leveling the seedbed, and filling the soil, so that the emergence rate is guaranteed. However, the width of the existing strip-tillage machine is not adjustable and cannot meet the requirements of different ridge distances, which limits the scope of use of the technology. The deep loosening rotary tillage and suppression strip land preparation machine with adjustable working width provided by the utility model can be easily adjusted according to different ridge distances, and a deep loosening depth adjustment scale is designed to intuitively and conveniently adjust the deep loosening depth, which solves the problem well. Utility Model Content

[0003] The utility model aims to provide a machine with adjustable width for deep loosening and rotary tillage and compacting the soil in the sowing belt after the straws are returned to the rows, so as to solve the problems raised in the above-mentioned background technology.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions: a deep loosening rotary tillage and suppression strip land leveling machine with adjustable working width comprises an adjustable frame fixed section, a gearbox, a deep loosening shovel, a lower suspension frame, a depth limiting ground wheel, a depth limiting ground wheel adjustment screw, a coupling, an upper suspension frame, an oil tank, a gear pump, a suppression roller bracket, a suppression roller, a suppression roller driving hydraulic motor, a soil covering disc, a soil covering disc bracket, a side gear box, an adjustment screw, a rotary tillage blade, a rotary tillage blade roller, an adjustable frame adjustable section, an adjustment nut, an adjustment deep loosening depth scale, a depth limiting ground wheel fixing bolt, and a depth limiting ground wheel mounting seat, characterized in that the adjustable frame consists of three sections: an adjustable frame fixed section and adjustable sections of adjustable frames on both sides, the adjustment screw is installed on the adjustable section of the adjustable frame, the adjustment nut is installed on the adjustable section of the adjustable frame fixed section, and the position of the adjustable section of the adjustable frame is changed by adjusting the relative position of the adjustment screw and the adjustment nut, thereby increasing the working width.

[0005] The adjustable frame has an adjustment range of 0-10 cm, an operating width range of 110-150 cm, and is suitable for a ridge spacing of 55-75 cm.

[0006] The soil covering discs installed on the rear of the adjustable section of the adjustable frame are further described, and the spacing of the soil covering discs can be adjusted by adjusting the spacing of the soil covering disc brackets at the rear of the adjustable section of the adjustable frame, and the adjustment range is between 60-70 cm.

[0007] Further described is a deep tillage depth adjustment scale, the scale below 0 degree line represents the machine transportation state, the rotary tiller is higher than the depth limit wheel, and the scale 5, 10, 15, 20, 25 scale lines represent different rotary tillage operation depths respectively.

[0008] The depth limiting ground wheel can further adjust the rotary tillage operation depth through the depth limiting ground wheel adjustment screw, and the rotary tillage operation depth is determined by the position of the center line of the depth limiting ground wheel fixing nut relative to the deep loosening depth scale.

[0009] The depth-limiting ground wheel belly plate is further asymmetrically designed, and the working widths for forward installation and reverse installation are also different, with the adjustment values ​​for forward installation and reverse installation being 10 cm. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] The utility model is further described below in conjunction with the accompanying drawings.

[0011] Attached Figure 1 It is a schematic diagram of the axonometric structure of the main body of the utility model;

[0012] Attached Figure 2 It is a schematic diagram of a partially cutaway and enlarged structure of the end of the adjustable rack;

[0013] Attached Figure 3 This is an enlarged structural diagram of the end of the depth-limiting ground wheel mounting seat;

[0014] Attached Figure 4 This is a partial cross-sectional enlarged structural schematic diagram of the depth-limiting ground wheel;

[0015] In the figure: 1. adjustable frame fixed section, 2. gearbox, 3. deep tillage shovel, 4. lower suspension frame, 5. depth limiting ground wheel, 6. depth limiting ground wheel adjustment screw, 7. coupling, 8. upper suspension frame, 9. oil tank, 10. gear pump, 11. pressure roller bracket, 12. pressure roller, 13. pressure roller driving hydraulic motor, 14. soil covering disc, 15. soil covering disc bracket, 16. side gear box, 17. adjustment screw, 18. rotary tillage knife, 19. rotary tillage knife roller, 20. adjustable frame adjustable section, 21. adjustment nut, 22. deep tillage depth adjustment scale, 23. depth limiting ground wheel fixing bolt, 24. depth limiting ground wheel mounting seat. DETAILED DESCRIPTION

[0016] like Figure 1 , Figure 2 , Figure 3 , Figure 4As shown, the utility model comprises an adjustable frame fixed section 1, a deep tilling shovel 3 is installed at an appropriate front position of the adjustable frame adjustable section 20, a gearbox 2 is placed in the upper middle position of the adjustable frame fixed section 1 and fixed with bolts, an upper suspension frame 8 is installed in the middle position of the adjustable frame fixed section 1, and a lower suspension frame 4 is installed on the adjustable frame adjustable section 20 to form a complete suspension mechanism, couplings 7 are respectively connected to the output shafts at both ends of the gearbox 2, the couplings 7 are respectively connected to the side gear boxes 16 on both sides, the side gear boxes 16 are respectively connected to the rotary tillage roller 19, and the rotary tillage knife 18 is installed on the scabbard of the rotary tillage roller 19; a pressure roller bracket 11 is connected to the rear of the adjustable frame adjustable section 20, and the rear of the pressure roller bracket 11 is connected to the side gear boxes 16 on both sides. A pressure roller 12 and a pressure roller driving hydraulic motor 13 are installed; a gear pump 10 is installed at the rear of the gearbox 2 on the adjustable frame fixed section 1, and the gear pump 10 provides power for the pressure roller driving hydraulic motor 13; an adjusting screw 17 and an adjusting nut 21 installed on the adjustable frame fixed section 1 are installed at the end of the adjustable section 20 of the adjustable frame; a soil covering disc bracket 15 is connected to the rear of the adjustable section 20 of the adjustable frame, and a soil covering disc 14 is installed on the soil covering disc bracket 15; a limited depth ground wheel mounting seat 24 is installed at the end of the adjustable section 20 of the adjustable frame, and the limited depth ground wheel 5 is installed on the limited depth ground wheel mounting seat 24 through the limited depth ground wheel adjusting screw 6 and the limited depth ground wheel fixing bolt 23; the limited depth ground wheel 5 is fixed on the limited depth ground wheel mounting seat 24. An adjustment deep plowing depth scale 22 is installed next to the bolt 23; further, the adjusting screw 17 is turned with a wrench at the end of the adjustable section 20 of the adjustable frame to change the relative position of the adjusting screw 17 and the adjusting nut 21, thereby changing the position of the adjustable frame fixed section 1 and the adjustable section 20 of the adjustable frame, and the working width changes. The adjustment range of the adjustable frame is between 0-10 cm, and the working width range is between 110-150 cm, which is suitable for a ridge spacing of 55-75 cm; further, the center of the depth-limiting ground wheel fixing bolt 23 corresponds to the number on the adjustment deep plowing depth scale 22, which is the deep plowing state of the machine, and the 0 scale below the adjustment deep plowing depth scale 22 is the machine transportation state. In this state, the rotary tillage blade 18 is higher than the bottom edge of the depth limiting wheel 5, and will not cause damage to the transport vehicle. Accordingly, the centers of the depth limiting wheel fixing bolts 23 correspond to the 5, 10, 15, 20, and 25 scale lines of the deep loosening depth scale 22, respectively, indicating that the rotary tillage operation depths are 5 cm, 10 cm, 15 cm, 20 cm, and 25 cm, respectively, making the operation of the machine simpler and more convenient; further, the web of the depth limiting wheel 5 is asymmetrically designed, and there is a difference of 5 cm between the forward installation of the depth limiting wheel 5 on the depth limiting wheel mounting seat 24 and the reverse installation of the depth limiting wheel 5 on the depth limiting wheel mounting seat 24, and a total difference of 10 cm between the two ends. The operation width can also be adjusted from the installation of the depth limiting wheel 5;The depth limiting ground wheel 5 is further adjusted by adjusting the length of the depth limiting ground wheel adjusting screw 6, observing the scale of the deep loosening depth scale 22 corresponding to the center of the depth limiting ground wheel fixing bolt 23 to determine the depth of the rotary tillage operation, and after adjustment, the depth limiting ground wheel fixing bolt 23 is locked. ;

[0017] Finally, it should be noted that the above is only the best embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A deep loosening rotary tillage and pressing strip land leveling machine with adjustable working width, comprising an adjustable frame fixing section, a gearbox, a deep loosening shovel, a lower suspension frame, a depth limiting ground wheel, a depth limiting ground wheel adjustment screw, a coupling, an upper suspension frame, an oil tank, a gear pump, a pressing roller bracket, a pressing roller, a pressing roller driving hydraulic motor, a soil covering disc, a soil covering disc bracket, a side gear box, an adjustment screw, a rotary tillage blade, a rotary tillage blade roller, an adjustable frame adjustable section, an adjustment nut, a deep loosening depth adjustment scale, a depth limiting ground wheel fixing bolt, and a depth limiting ground wheel mounting seat, characterized in that The adjustable frame is composed of three sections: an adjustable frame fixed section and adjustable sections of the adjustable frame on both sides. The adjusting screw is installed on the adjustable section of the adjustable frame, and the adjusting nut is installed on the adjustable frame fixed section. By adjusting the relative position of the adjusting screw and the adjusting nut, the position of the adjustable section of the adjustable frame is changed to increase the working width.

2. The deep loosening rotary tillage and pressing strip land leveling machine with adjustable working width according to claim 1, characterized in that: The adjustment range of the adjustable frame is between 0-10 cm, the operating width range is between 110-150 cm, and it is suitable for ridge spacing of 55-75 cm.

3. The deep loosening rotary tillage and pressing strip land leveling machine with adjustable working width according to claim 1, characterized in that: The soil covering disc installed on the rear of the adjustable section of the adjustable frame can adjust the spacing of the soil covering disc brackets at the rear of the adjustable section of the adjustable frame to achieve adjustable spacing between the soil covering discs, with an adjustment range of 60-70 cm.

4. The deep loosening rotary tillage and pressing strip land leveling machine with adjustable working width according to claim 1, characterized in that: There is a scale for adjusting the deep tillage depth. The 0-degree line on the scale represents the transport state of the machine, the rotary tiller is higher than the depth-limiting ground wheel, and the 5, 10, 15, 20, and 25 scale lines on the scale represent different rotary tillage operation depths.

5. A deep loosening rotary tillage and pressing strip land leveling machine with adjustable working width according to claim 1 or 4, characterized in that: The depth limiting ground wheel can adjust the rotary tillage operation depth through the depth limiting ground wheel adjusting screw, and the rotary tillage operation depth is determined by the position of the depth limiting ground wheel fixing nut relative to the deep loosening depth scale.

6. The deep loosening rotary tillage and pressing strip land leveling machine with adjustable working width according to claim 1, characterized in that: The depth-limiting ground wheel belly plate is designed asymmetrically, and the working width for forward installation and reverse installation is also different. The adjustment value for forward installation and reverse installation is 10 cm.

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