CN220023512U

CN220023512U - Folding harrowing machine

Info

Publication number: CN220023512U
Application number: CN202320694121.5U
Authority: CN
Inventors: 易晓珊
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-11-17
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a folding harrowing machine, which comprises a traction frame, wherein one end of the traction frame penetrates through a round shaft, and two ends of the round shaft are rotatably connected with main wheels; the disc harrows are provided with a plurality of groups, the length directions of the plurality of groups of disc harrows are parallel to each other, and the plurality of groups of disc harrows are arranged at one end of the traction frame provided with a main wheel; the disc harrow all with main support below is connected, the main support with be connected with first hydro-cylinder between the traction frame, one side that the main support is close to the traction frame is equipped with the plate that leads, the circle axle runs through the plate that leads, the plate that leads with the circle axle rotates to be connected. The utility model has the effect of improving the rotation sensitivity of the main support.

Description

Folding harrowing machine

Technical Field

The utility model relates to the field of folding rakes, in particular to a folding harrow machine.

Background

Among the rakes, the disc rakes are a kind of the rakes which are widely used nowadays. The disc harrow takes a group of concave discs as a working part, and can mix fertilizer, pesticide and the like on the surface layer soil on the surface during operation, and is widely used for shallow ploughing stubble cleaning, soil moisture conservation in early spring, soil breaking after ploughing and the like after crop harvesting.

The disc harrow machine comprises a traction frame and a main support, a group of disc harrows are arranged below the main support, and an oil cylinder is connected between the traction frame and the main support. For convenient transportation, the oil cylinder is usually started after transportation or use, and the main support is lifted and folded to be in a vertical state, so that the occupied area of the harrowing machine is reduced.

A plurality of circular shafts are arranged between the main support and the traction support, the circular shafts are connected with the traction support and the main support, and the main support and the circular shafts can rotate relatively so as to facilitate folding of the main support. The applicant believes that the following drawbacks exist: when the main support rotates, if soil blocks or stones in the field are blocked into the joint of a certain round shaft and the main support, the rotation of the main support is blocked.

Disclosure of Invention

In order to improve the rotation sensitivity of the main support and reduce the situation that the main support is blocked and is difficult to rotate, the utility model provides a folding harrow.

The utility model provides a folding harrowing machine which adopts the following technical scheme:

a folding rake comprising:

the traction frame is characterized in that one end of the traction frame penetrates through a round shaft, and two ends of the round shaft are rotatably connected with main wheels;

the disc harrows are provided with a plurality of groups, the length directions of the plurality of groups of disc harrows are parallel to each other, and the plurality of groups of disc harrows are arranged at one end of the traction frame provided with a main wheel;

the disc harrow all with main support below is connected, the main support with be connected with first hydro-cylinder between the traction frame, one side that the main support is close to the traction frame is equipped with the plate that leads, the circle axle runs through the plate that leads, the plate that leads with the circle axle rotates to be connected.

Preferably, the round shaft is an ultra-high strength steel shaft.

Preferably, the main support comprises a cross beam and a middle beam, the number of the cross beams corresponds to the number of the groups of the disc harrows, the disc harrows are connected below the same cross beam, the middle beam and the plurality of cross beams are fixedly connected, the cross beam closest to the traction frame penetrates through the traction plate, a material reducing hole is recessed in one end, close to the main support, of the traction plate, and the cross beam penetrates through the material reducing hole.

Preferably, one end of the first oil cylinder, which is far away from the traction frame, is rotationally connected with the middle beam.

Preferably, the middle beam is fixedly connected with a heightening frame, the heightening frame is positioned on one side, far away from the disc harrow, of the main support, and one end, far away from the traction frame, of the first oil cylinder is connected with the heightening frame.

Preferably, the main support is rotatably connected with a side support along one side of the length direction, a disc harrow group is connected below the side support, and a second oil cylinder is connected with one side, far away from the disc harrow group, of the main support and the side support.

Preferably, the middle beam is fixedly connected with a stress plate, the stress plate is fixedly connected with the heightening frame, and one end, far away from the side bracket, of the second oil cylinder is rotationally connected with the stress plate.

Preferably, a connecting frame is arranged on one side, close to the traction frame, of the side support, the connecting frame is rotationally connected with side wheels, and the top ends of the side support and the connecting frame are also connected with an adjusting oil cylinder.

Preferably, each group of the disc harrows is connected with a branch frame, the branch frames are detachably connected with the main support/side support, and the distance between the adjacent branch frames is adjustable.

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

the round shaft between the traction frame and the main support is only provided with one, one side, close to each other, of the traction frame is directly connected with the round shaft, when the piston of the first oil cylinder moves towards the inside of the first oil cylinder, the traction piece connected with the round shaft of the main support is rotationally connected with the outside of the round shaft, and meanwhile, one side, close to the round shaft, of the traction main support rotates, so that one more connecting point is formed between the main support and the traction frame, but the rotation of the traction piece is not limited by the rotation of the redundant round shaft, so that the motion limitation of the redundant connecting point can be reduced while the connecting point is increased between the main support and the traction frame, and the rotation of the main support is more sensitive. Meanwhile, the round shaft penetrates through the traction piece, and when the soil blocks are clamped between the round shaft and the traction piece, only the connection condition between the traction piece and the round shaft is required to be inspected, and the main support can be continuously rotated after the inspection is finished, so that the main support is more convenient to maintain and overhaul.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the present utility model.

Reference numerals illustrate: 1. a traction frame; 2. a circular shaft; 3. a main wheel; 4. a disc harrow; 5. a main support; 6. a first cylinder; 7. a tie plate; 8. a cross beam; 9. a middle beam; 10. a material reducing hole; 11. a heightening frame; 12. a side bracket; 13. a second cylinder; 14. a flattening roller; 15. a force-bearing plate; 16. a side wheel; 17. a connecting frame; 18. an adjusting oil cylinder; 19. a sub-bracket; 20. and (5) hooping.

Detailed Description

Exemplary embodiments of the present utility model will now be described with reference to the accompanying drawings, in which various details of the embodiments of the present utility model are included to facilitate understanding, and are to be considered merely exemplary. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the utility model. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.

It should be noted that the terms "first," "second," and the like herein are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the disclosure described herein may be capable of operation in sequences other than those illustrated or described herein. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure.

The present utility model will be described in further detail with reference to fig. 1.

The embodiment of the utility model discloses a folding harrowing machine.

Referring to fig. 1, a folding rake includes:

the traction device comprises a traction frame 1, wherein one end of the traction frame 1 penetrates through a round shaft 2, and two ends of the round shaft 2 are rotatably connected with main wheels 3;

the disc harrows 4 are provided with a plurality of groups, the length directions of the plurality of groups of disc harrows 4 are parallel to each other, and the plurality of groups of disc harrows 4 are arranged at one end of the traction frame 1 provided with the main wheel 3;

the disc harrow 4 is connected with main support 5 below, is connected with first hydro-cylinder 6 between main support 5 and the traction frame 1, and one side that main support 5 is close to traction frame 1 is equipped with the plate 7 that is linked, and round axle 2 runs through the plate 7 that is linked, and plate 7 is connected with round axle 2 rotation.

The round shaft 2 between the traction frame 1 and the main support 5 is only provided with one, one side, close to each other, of the traction frame 1 and the main support 5 is directly connected with the round shaft 2, when the piston of the first oil cylinder 6 moves into the first oil cylinder 6, the traction piece connected with the round shaft 2 by the main support 5 is in turnover connection with the outside of the round shaft 2, and meanwhile, one side, close to the round shaft 2, of the traction main support 5 is pulled to rotate, so that one more connection point is formed between the main support 5 and the traction frame 1, but the rotation of the traction piece is not limited by the rotation of the redundant round shaft 2, so that the motion limitation of the redundant connection point can be reduced while the connection point is increased between the main support 5 and the traction frame 1, and the rotation of the main support 5 is more sensitive. Meanwhile, the round shaft 2 penetrates through the traction piece, and when the soil blocks are clamped between the round shaft 2 and the traction piece, only the connection condition between the traction piece and the round shaft 2 is required to be inspected, and the main support 5 can be continuously rotated after the inspection is finished, so that the main support 5 is more convenient to maintain and overhaul.

Referring to fig. 1, in the present embodiment, the round shaft 2 is an ultra-high strength steel shaft.

The round shaft 2 bears the weight of the traction frame 1 and the main support 5, which are close to one end of each other, and the round shaft 2 is designed to be an ultra-high strength steel shaft, so that the situation of compression bending fracture of the round shaft 2 is reduced, and the service life of the whole machine is prolonged.

Referring to fig. 1, in this embodiment, the main support 5 includes a cross beam 8 and an intermediate beam 9, the number of the cross beams 8 corresponds to the number of groups of the disc rakes 4, the disc rakes 4 in the same group are connected under the same cross beam 8, the intermediate beam 9 is fixedly connected with the plurality of cross beams 8, the cross beam 8 closest to the traction frame 1 penetrates through the traction plate 7, one end of the traction plate 7, close to the main support 5, is recessed with a material reducing hole 10, and the cross beam 8 penetrates through the material reducing hole 10.

After the beam 8 closest to the traction frame 1 penetrates through the wall of the dragging plate 7 on one side of the material reducing hole 10 and penetrates through the material reducing hole 10 again, and then penetrates through the wall of the dragging plate 7 on the other side of the material reducing hole 10, when the soil blocks are clamped between the dragging plate 7 and the beam 8, the area between the beam 8 and the dragging plate 7 for accommodating the soil blocks is smaller, so that the soil blocks are easier to clean, and the condition that the clamped soil blocks are difficult to clean is reduced under the condition that the force application distance of the lifting main support 5 is ensured.

When the first oil cylinder 6 pulls the main support 5, the round shaft 2 is connected with the cross beam 8 of the main support 5 closest to the traction frame 1, so that when the main support 5 is rotated, the main support 5 forms a lever by self gravity of the main support 5, and further the main support 5 has a downward pressing trend at one end, close to the traction frame 1, of the main support 5, and the round shaft 2 and the traction piece are matched to support the main support 5, so that the main support 5 and the traction frame 1 are more integrated, and the first oil cylinder 6 can drive the main support 5 to rotate more easily.

Referring to fig. 1, in the present embodiment, an end of the first cylinder 6 remote from the traction frame 1 is rotatably connected to the intermediate beam 9.

The middle beam 9 is connected with the cross beam 8, the first oil cylinder 6 is connected with the middle beam 9 and drives the middle beam 9 to move, and then drives the disc harrow 4 to move, and the gravity balance of the disc harrow 4 is acted on the two ends of the middle beam 9, so that the first oil cylinder 6 is easier to lift the main support 5, the force acted on each rod of the main support 5 when the first oil cylinder 6 lifts the main support 5 is more average, and the condition that the joint stress of fewer rod bodies is uneven and leads to easy fracture is caused.

Referring to fig. 1, in this embodiment, the intermediate beam 9 is fixedly connected with a raised frame 11, the raised frame 11 is located at a side of the main support 5 away from the disc harrow 4, and one end of the first oil cylinder 6 away from the traction frame 1 is connected with the raised frame 11.

The connection point of the first oil cylinder 6 and the main support 5 is increased, so that the main support 5 is less obstructed by the rotation angle of the first oil cylinder 6 when rotating, and the main support 5 is more sensitive when rotating.

Referring to fig. 1, in this embodiment, a side bracket 12 is rotatably connected to one side of the main bracket 5 in the length direction, a group of disk rakes 4 is connected below the side bracket 12, and a second cylinder 13 is connected to one side of the main bracket 5 and the side bracket 12 away from the group of disk rakes 4.

The arrangement of the side support 12 enables the length of the main support 5 to be prolonged, so that the ploughing area is increased, after the ploughing is finished, the second oil cylinder 13 is started to pull the side support 12 to rotate, so that the side support 12 rotates to be perpendicular to the main support 5, the first oil cylinder 6 is started again, and the main support 5 is driven to rotate towards the direction close to the traction frame 1, so that the main support 5 and the side support 12 are collected at the position close to the traction frame 1, the size of the harrowing machine is reduced, and the condition that the size of a transport tool is excessively required during transportation is facilitated.

In this embodiment, two side brackets 12 are provided, and two side brackets 12 are distributed at two ends of the main bracket 5 along the length direction, so that the main bracket 5 is lengthened, the disc harrow 4 set below the side bracket 12 is combined with the disc harrow 4 set below the main bracket 5, the two disc harrows 4 set below the side bracket 12 and the two disc harrows 4 set below the main bracket 5 are aligned respectively and have the same length direction, and the double disc harrows 4 set enable the cultivated land to be more complete.

In this embodiment, the main support 5 and the side support 12 are both connected with the leveling roller 14 in a rotating manner on the side far away from the traction frame 1, the length direction of the leveling roller 14 is consistent with the length direction of the main support 5, the bottom of the leveling roller 14 is flush with the bottom of the disc harrow 4, and after the disc harrow 4 loosens soil, the leveling roller 14 compacts soil under the action of self gravity, so that the dust flying condition is reduced.

In the present embodiment, the side bracket 12 is provided with the side wheel 16, when the side bracket 12 and the disc harrow 4 on the main bracket 5 are positioned on the same straight line, the axis of the side wheel 16 and the axis of the main wheel 3 are positioned on the same straight line, and the side wheel 16 supports the side bracket 12 and improves the walking stability of the harrow.

Referring to fig. 1, in this embodiment, the middle beam 9 is fixedly connected with a force-bearing plate 15, the force-bearing plate 15 is fixedly connected with the overhead frame 11, and one end of the second cylinder 13 away from the side bracket 12 is rotatably connected with the force-bearing plate 15.

The pulling force of the second oil cylinder 13 on the main support 5 can act on the main support 5 through the middle beam 9 and then act on the round shaft 2 and the traction frame 1, and the gravity of the traction frame 1 and the gravity of the main support 5 are used as part of assistance force of the second oil cylinder 13 on the reaction force of the side support 12, so that the side support 12 is pulled up by the second oil cylinder 13 more easily, and the side support 12, the main support 5 and the traction frame 1 are more integrated.

Referring to fig. 1, in the present embodiment, a connecting frame 17 is provided on a side of the side bracket 12 near the traction frame 1, the connecting frame 17 is rotatably connected with a side wheel 16, and an adjusting cylinder 18 is further connected to the top ends of the side bracket 12 and the connecting frame 17.

Referring to fig. 1, in the present embodiment, by setting the adjusting cylinder 18, the height between the axle of the side wheel 16 and the ground can be adjusted, so that the height of the end of the traction frame 1 can be adjusted at the side of the side frame close to the traction frame 1, and the ground clearance of the bottom of the disc harrow 4 can be adjusted, so that the ground clearance of the disc harrow 4 can be adjusted adaptively as required.

Referring to fig. 1, in the present embodiment, each group of the disc rakes 4 is connected with a branch frame 19, the branch frame 19 is detachably connected with the main support 5/side support 12, and the interval between the adjacent branch frames 19 is adjustable.

The sub-brackets 19 are detachably connected with the main bracket 5/the side brackets 12, so that the distance between the adjacent sub-brackets 19 can be adjusted, and the stagger degree between the two rows of disc harrows 4 can be adjusted according to the field requirement during harrowing, so that the harrowing effect of the land is changed.

In the embodiment, the top end of the sub-bracket 19 is connected with a square anchor ear 20, the main bracket 5 or the side bracket 12 penetrates through the anchor ear 20, and when the sub-bracket 19 needs to be fixed, bolts at the end part of the anchor ear 20 are screwed down to fix the sub-bracket; when the position of the sub-support 19 needs to be adjusted, the bolts are unscrewed, so that the anchor ear 20 can be loosened to move the disc harrow 4 along the length direction of the support for adjustment.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. A folding rake, comprising:

the traction device comprises a traction frame (1), wherein one end of the traction frame (1) penetrates through a round shaft (2), and two ends of the round shaft (2) are rotatably connected with main wheels (3);

the disc harrows (4) are provided with a plurality of groups, the length directions of the plurality of groups of disc harrows (4) are parallel to each other, and the plurality of groups of disc harrows (4) are arranged at one end of the traction frame (1) provided with the main wheel (3);

the disc harrow (4) all with main support (5) below is connected, main support (5) with be connected with first hydro-cylinder (6) between traction frame (1), one side that main support (5) are close to traction frame (1) is equipped with and leads to board (7), circle axle (2) run through lead to board (7), lead to board (7) with circle axle (2) rotate and are connected.

2. A folding rake as set forth in claim 1 wherein: the round shaft (2) is an ultrahigh-strength steel shaft.

3. A folding rake as set forth in claim 2 wherein: main support (5) include crossbeam (8) and intermediate beam (9), the quantity of crossbeam (8) corresponds the group number setting of disc harrow (4), with group disc harrow (4) are connected in same crossbeam (8) below, intermediate beam (9) are all fixed connection with many crossbeams (8), and the crossbeam (8) that are closest to traction frame (1) run through traction plate (7), traction plate (7) are close to the one end of main support (5) sunken have subtract material hole (10), crossbeam (8) run through and subtract material hole (10).

4. A folding rake as set forth in claim 2 wherein: one end of the first oil cylinder (6) far away from the traction frame (1) is rotationally connected with the middle beam (9).

5. The folding rake as set forth in claim 4 wherein: the middle beam (9) is fixedly connected with a heightening frame (11), the heightening frame (11) is located on one side, far away from the disc harrow (4), of the main support (5), and one end, far away from the traction frame (1), of the first oil cylinder (6) is connected with the heightening frame (11).

6. The folding rake as set forth in claim 5 wherein: the main support (5) is rotatably connected with a side support (12) along one side of the length direction, a disc rake (4) group is connected below the side support (12), and a second oil cylinder (13) is connected with one side, far away from the disc rake (4) group, of the main support (5) and the side support (12).

7. The folding rake as set forth in claim 6 wherein: the middle beam (9) is fixedly connected with a stress plate (15), the stress plate (15) is fixedly connected with the heightening frame (11), and one end, far away from the side support (12), of the second oil cylinder (13) is rotationally connected with the stress plate (15).

8. The folding rake as set forth in claim 6 wherein: one side of the side support (12) close to the traction frame (1) is provided with a connecting frame (17), the connecting frame (17) is rotationally connected with side wheels (16), and the top ends of the side support (12) and the connecting frame (17) are also connected with an adjusting oil cylinder (18).

9. The folding rake as set forth in claim 6 wherein: each group of disc harrows (4) is connected with a branch frame (19), the branch frame (19) is detachably connected with the main support (5)/side support (12), and the interval between the adjacent branch frames (19) is adjustable.