CN220674304U - Ground crushing and leveling device - Google Patents

Abstract

The utility model relates to the technical field of agricultural equipment, in particular to a land crushing and leveling device which comprises a top plate and end plates fixedly connected to two ends of the top plate, wherein the lower part of the end plates is rotationally connected with a first rotating shaft, a square shaft is fixedly connected between the two first rotating shafts, a rotary drum is slidably arranged on the square shaft, rotary blades are fixedly arranged on the rotary drum, two ends of the rotary drum are rotationally matched with bearing seats, the upper part of each bearing seat is fixedly connected with a suspender, a movable frame is arranged on the upper part of each suspender, a first reversing gear box is arranged in the middle of the top plate, two ends of the top plate are respectively provided with a second reversing gear box, one side, deviating from each other, of the two end plates is respectively provided with a transmission gear box, and the first reversing gear boxes, the second reversing gear boxes and the movable frame are in linkage, the second reversing gear boxes and the first rotating shafts are in transmission connection. According to the utility model, the rotary drum can rotate circumferentially and simultaneously can slide along the axial direction of the square shaft, so that ground surface soil can be fully minced, and the ground surface soil can be pushed by sliding axially to be flattened.

Description

Ground crushing and leveling device

Technical Field

The utility model relates to the technical field of agricultural equipment, in particular to a land crushing and leveling device.

Background

Soil preparation refers to the general term of a series of soil cultivation measures carried out before sowing, and comprises deep scarification, harrowing, land leveling, ridging and the like, and soil fertility can be improved through treatment, so that good conditions are provided for crop growth; when soil preparation is carried out, some farm tools such as rotary tillers are needed, and the soil preparation machine has the characteristics of strong soil crushing capacity, flat ground surface after tillage and the like, and is widely applied.

The prior patent with publication number CN116806450A discloses a rotary cultivator, which comprises a rotary drum, wherein the rotary drum drives a plurality of rotary blades on the rotary drum to rotate, so that the earth surface can be cut up, the rotary blades are arranged in the radial direction and the axial direction of the rotary drum, but a certain gap is reserved between every two adjacent rotary blades in the axial direction, so that the earth surface in the gap is not cut up, and in addition, the cut earth surface can be piled up in the driving direction after being splashed, so that the earth surface cannot be axially flattened, and the leveling effect is poor.

Disclosure of Invention

The utility model aims to provide a land crushing and leveling device, wherein a rotary drum can rotate circumferentially and simultaneously slide along the axial direction of a square shaft, so that ground surface soil can be fully crushed, and crushed soil can be pushed to be leveled by sliding axially.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a broken levelling device in soil, includes roof and the end plate at roof both ends of fixed connection, the lower part of end plate rotates and is connected with first pivot, fixedly connected with square shaft between two first pivots, the epaxial rotary drum that slides that is equipped with of square, fixedly on the rotary drum be equipped with the rotary blade, the both ends normal running fit of rotary drum has the bearing frame, the elongated slot has been seted up at the both ends of roof, the upper portion fixedly connected with jib of bearing frame, the upper portion of jib passes the elongated slot after fixedly connected with and removes the frame, the first switching-over gear box of fixedly connected with in the middle of the top of roof, the equal fixedly connected with second switching-over gear box in top both ends of roof, the equal fixedly connected with drive gear box in one side that deviates from mutually of two end plates, the lower part of second switching-over gear box is equipped with the second pivot, first switching-over gear box, second pivot drive connection in proper order, the lower part fixedly connected with plectane of second pivot, the lower part eccentric guide pillar be equipped with guide pillar, the lower part of guide pillar offsets with the inboard of moving the frame, second gear box, drive gear box, first pivot connection in proper order.

Optionally, an input shaft is arranged at the front part of the first reversing gear box, and a third rotating shaft is connected between the first reversing gear box and the two second reversing gear boxes.

Optionally, a first round gear, a third round gear and a second round gear are sequentially arranged in the transmission gear box from top to bottom, and the first round gear, the third round gear and the second round gear are axially fixed and circumferentially rotated and are sequentially meshed; the axle center of the first round gear is connected with a corresponding second reversing gear box, and the axle center of the second round gear is connected with a corresponding first rotating shaft.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the rotary drum drives the rotary blade to cut the earth on the surface of the land, and simultaneously can also drive the rotary drum to axially slide along the square shaft, and as the cutting direction is radial and axial, the earth on the surface of the land can be sufficiently cut, and in addition, the crushed soil can be pushed by the axial sliding, so that the crushed soil can be pushed to be flattened, and the flattening effect is improved.

Drawings

FIG. 1 is a schematic view in partial cross-section of a side view of the present utility model;

FIG. 2 is a schematic view of the disk of the present utility model in bottom view;

FIG. 3 is a schematic top view of a moving frame of the present utility model;

FIG. 4 is a schematic diagram of the front view of the present device in connection with an agricultural machine.

In the figure: 1. a top plate; 2. an end plate; 3. a first rotating shaft; 4. a square shaft; 5. a rotating drum; 6. a rotary tillage cutter; 7. a bearing seat; 8. a long groove; 9. a boom; 10. a moving frame; 11. a first reversing gear box; 12. a second reversing gear box; 13. a transmission gear box; 14. a second rotating shaft; 15. a circular plate; 16. a guide post; 17. an input shaft; 18. a third rotating shaft; 19. a first circular gear; 20. a second circular gear; 21. and a third round gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, an embodiment of the present utility model provides a land crushing and leveling device, which includes a top plate 1 and end plates 2 fixedly connected to two ends of the top plate 1, wherein a first rotating shaft 3 is rotatably connected to a lower portion of the end plate 2, a square shaft 4 is fixedly connected between the two first rotating shafts 3, a rotating drum 5 is slidably arranged on the square shaft 4, rotary blades 6 are fixedly arranged on the rotating drum 5, two ends of the rotating drum 5 are rotatably matched with bearing seats 7, long grooves 8 are formed at two ends of the top plate 1, a boom 9 is fixedly connected to an upper portion of the bearing seats 7, a movable frame 10 is fixedly connected to an upper portion of the boom 9 after passing through the long grooves 8, and the long grooves 8 are arranged along a length direction of the top plate 1, so that the boom 9 can be limited to slide laterally.

The top middle of roof 1 fixedly connected with first switching-over gear box 11, the equal fixedly connected with second switching-over gear box 12 in top both ends of roof 1, two end plates 2 are from equal fixedly connected with drive gear box 13 in one side that is opposite to each other, the lower part of second switching-over gear box 12 is equipped with second pivot 14, first switching-over gear box 11, second switching-over gear box 12, second pivot 14 are transmission connection in proper order, specifically, the front portion of first switching-over gear box 11 is equipped with input shaft 17, connect through universal joint between the axle of agricultural machinery afterbody and the input shaft 17, all be connected with third pivot 18 between first switching-over gear box 11 and the two second switching-over gear boxes 12.

The second reversing gear box 12, the transmission gear box 13 and the first rotating shaft 3 are sequentially connected in a transmission manner, specifically, a first round gear 19, a third round gear 21 and a second round gear 20 are sequentially arranged in the transmission gear box 13 from top to bottom, and the first round gear 19, the third round gear 21 and the second round gear 20 are axially fixed and circumferentially rotated and are sequentially meshed; the axis of the first circular gear 19 is connected to the corresponding second reversing gear box 12, and the axis of the second circular gear 20 is connected to the corresponding first rotating shaft 3. Therefore, the transmission gear box 13 can be driven by the first reversing gear box 11, meanwhile, the transmission gear box 13 can drive the first rotating shaft 3 to rotate and then drive the rotating drum 5 and the rotary blades 6 to rotate for rotary tillage, and in addition, a plurality of round gears can be arranged, so that the purpose of decelerating the first rotating shaft 3 is achieved.

The lower part fixedly connected with plectane 15 of second pivot 14, the eccentric fixedly connected with guide pillar 16 of lower part of plectane 15, the lower part of guide pillar 16 offsets with the inboard of removing frame 10, when second pivot 14 drive plectane 15 rotate, can drive the reciprocal translation of removing frame 10 through guide pillar 16, then drive rotary drum 5 along the axial reciprocal slip of square shaft 4, when rotary drum 5 drives rotary blade 6 rotary tillage, owing to the direction of cutting has radial cutting as well as axial cutting, can fully cut up the earth surface soil, can also promote the hack axially during the axial slip in addition, be favorable to pushing up the hack flattening, improve the effect of flattening.

When the device is used, the device is fixedly installed on the tail of an agricultural machine, the shaft at the tail of the agricultural machine is connected with the input shaft 17 through a universal coupling, and the connection and installation fixing modes are the prior art, and can be seen from the disclosure in CN 116806450A.

It is to be understood that the above description is exemplary only and that the embodiments of the present application are not limited thereto. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (3)

1. The utility model provides a broken levelling device in soil, includes roof (1) and end plate (2) of fixed connection at roof (1) both ends, its characterized in that: the lower part of end plate (2) rotates and is connected with first pivot (3), fixedly connected with square shaft (4) between two first pivot (3), slide on square shaft (4) and be equipped with rotary drum (5), fixedly equipped with rotary blade (6) on rotary drum (5), the both ends normal running fit of rotary drum (5) has bearing frame (7), elongated slot (8) have been seted up at the both ends of roof (1), the upper portion fixedly connected with jib (9) of bearing frame (7), the upper portion of jib (9) passes behind elongated slot (8) fixedly connected with movable frame (10), the first switching-over gear box (11) of fixedly connected with in the middle of the top of roof (1), the top both ends of roof (1) all fixedly connected with second switching-over gear box (12), two end plate (2) are all fixedly connected with drive gear box (13) from one side that is opposite to each other, the lower part of second switching-over gear box (12) is equipped with second pivot (14), first switching-over gear box (11), second switching-over gear box (14), drive gear box (14) are connected with eccentric rotary post (16) in proper order, the eccentric portion of rotary post (16) offset under (16), the second reversing gear box (12), the transmission gear box (13) and the first rotating shaft (3) are sequentially connected in a transmission mode.

2. A land crushing and leveling device according to claim 1, wherein: the front part of the first reversing gear box (11) is provided with an input shaft (17), and a third rotating shaft (18) is connected between the first reversing gear box (11) and the two second reversing gear boxes (12).

3. A land crushing and leveling device according to claim 1, wherein: a first round gear (19), a third round gear (21) and a second round gear (20) are sequentially arranged in the transmission gear box (13) from top to bottom, and the first round gear (19), the third round gear (21) and the second round gear (20) are axially fixed and circumferentially rotated and are sequentially meshed; the axle center of the first round gear (19) is connected with a corresponding second reversing gear box (12), and the axle center of the second round gear (20) is connected with a corresponding first rotating shaft (3).