CN216017629U

CN216017629U - Rotary tillage head assembly convenient to adjust

Info

Publication number: CN216017629U
Application number: CN202122248896.3U
Authority: CN
Inventors: 李金玉; 李悦瑶
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-03-15
Anticipated expiration: 2031-09-16

Abstract

The utility model relates to a rotary tillage head assembly convenient to adjust, which comprises a rotary tillage head mechanism and an adjusting bracket mechanism for adjusting the swing of the rotary tillage head; the adjusting bracket mechanism comprises two second brackets, and a third connecting seat, a fourth connecting seat and a fifth connecting seat are arranged on the second brackets; a connecting rod is arranged between the fourth connecting seat and the rotary tillage head mechanism; the third connecting seat is connected with an up-down swinging piece; a horizontal swinging part is arranged between the fifth connecting seat and the rotary tillage head mechanism; joint connecting mechanisms are adopted between the fourth connecting seat and the connecting rod, between the rotary tillage head mechanism and the connecting rod and between the third connecting seat and the upper and lower swinging parts; the rotary tillage head mechanism is in transmission connection with power input equipment on the vehicle body through a universal connector; under the action of the horizontal swinging piece, the left end part and the right end part of the rotary tillage head mechanism are controlled to be close to or far away from the vehicle body, and under the action of the upper swinging piece and the lower swinging piece, the left end part and the right end part of the rotary tillage head mechanism swing up and down. The rotary tillage head assembly is convenient to adjust and high in flexibility; reduces the blind area of shed edge cultivation and has high operation efficiency.

Description

Rotary tillage head assembly convenient to adjust

Technical Field

The utility model relates to the technical field of rotary cultivators, in particular to a rotary tillage head assembly convenient to adjust.

Background

At present, vegetable greenhouses are more and more in northern areas, and rotary cultivators are generally used for plowing, so that the rotary cultivators have the characteristics of strong soil breaking capacity, flat ground surface after plowing and the like, and are widely applied; meanwhile, the stubble buried below the ground surface can be cut up, the operation of the seeder is convenient, and a good seedbed is provided for later-stage seeding.

However, in the prior art, the rotary cultivator is generally driven by a diesel engine or a gasoline engine, so that the rotary cultivator is large in size and is not suitable for greenhouses with small space. When the greenhouse is cultivated in the greenhouse, the greenhouse is arched, so that the conventional rotary cultivator cannot cultivate edge and corner regions due to the limitation of the side structure frames on two sides of the steel frame greenhouse when the edge of the greenhouse is cultivated by rotary tillage, so that the phenomenon of missing tillage occurs, and the adaptability of the edge and corner operation of the machine tool is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a rotary tillage head assembly convenient to adjust, and solves the problems that a rotary tillage machine in the prior art is poor in flexibility and inconvenient to operate in narrow spaces such as greenhouse corners and the like.

The technical scheme of the utility model is realized as follows: a rotary tillage head component convenient for adjustment comprises a rotary tillage head mechanism and an adjusting bracket mechanism for adjusting the swing of the rotary tillage head; the adjusting bracket mechanism comprises two second brackets which are arranged in parallel and at intervals, and a third connecting seat, a fourth connecting seat and a fifth connecting seat are arranged on the second brackets;

a connecting rod is arranged between the fourth connecting seat and the rotary tillage head mechanism and is used for connecting the rotary tillage head mechanism with the second support;

the third connecting seat is connected with an upper swinging piece and a lower swinging piece;

a horizontal swinging piece is arranged between the fifth connecting seat and the rotary tillage head mechanism, and two ends of the horizontal swinging piece are respectively hinged with the fifth connecting seat and the rotary tillage head mechanism;

joint connecting mechanisms are adopted between the fourth connecting seat and the connecting rod, between the rotary tillage head mechanism and the connecting rod and between the third connecting seat and the upper and lower swinging parts; the rotary tillage head mechanism is in transmission connection with power input equipment on the vehicle body through a universal connector;

under the action of the horizontal swinging piece, the left end part and the right end part of the rotary tillage head mechanism can be controlled to be close to or far away from the vehicle body, and the left end part and the right end part of the rotary tillage head mechanism can swing up and down under the action of the upper swinging piece and the lower swinging piece.

As a preferred technical scheme, the joint connecting mechanism comprises a mounting shaft, a ball body, a ball sleeve and a ball sleeve connecting rod; the ball is positioned in the middle of the mounting shaft; the ball sleeve is annular, an inner cavity which is matched with the shape of the ball body is arranged in the ball sleeve, the ball body is positioned in the inner cavity of the ball sleeve, and the ball sleeve can rotate along the circumferential direction of the mounting shaft relative to the ball body and can also swing in the axial direction of the mounting shaft relative to the ball body; the ball sleeve is fixedly connected with the ball sleeve connecting rod.

Preferably, the tilling head mechanism comprises a rotary tilling head support, a driving box and a rotary tilling head, the driving box is fixedly arranged on the rotary tilling head support, and the rotary tilling head is in transmission connection with an output shaft of the driving box.

According to a preferable technical scheme, the rotary tillage head support comprises a first support, and a first baffle is arranged on the first support and used for preventing the rotary tillage head from throwing soil backwards; the drive box is fixed on the first bracket.

As a preferred technical scheme, a front mud guard assembly is arranged on the rotary tillage head bracket and used for preventing the rotary tillage head from throwing soil upwards; the front mudguard assembly comprises a second baffle, the second baffle is rotatably installed at the upper end of the first baffle through a hinge, and a pitch angle adjusting assembly is arranged between the second baffle and the rotary tillage head support.

As a preferred technical scheme, the pitch angle adjusting assembly comprises a rear adjusting seat which is fixedly arranged on the rotary tillage head bracket; a limiting plate is rotatably arranged on the rear adjusting seat; the second baffle is equipped with preceding regulation seat on, rotates on the preceding regulation seat and installs the regulation pole, is equipped with the through-hole that supplies the regulation pole to pass through on the limiting plate, adjusts the pole and passes through threaded connection and have the locking piece behind this through-hole.

As a preferred technical scheme, an adjusting sleeve is arranged at one end, far away from the first baffle, of the second baffle, a baffle bracket is arranged in the adjusting sleeve in a sliding mode, and a jacking bolt is arranged on the adjusting sleeve and used for locking the baffle bracket; and a third baffle is fixed on the baffle bracket.

As a preferred technical scheme, the rotary tillage head comprises a rotating shaft, the rotating shaft is in transmission connection with the driving box, and the connecting position of the rotating shaft is located in the middle of the rotating shaft; two shaft sleeves are sleeved outside the rotating shaft and are respectively positioned on two sides of the driving position of the rotating shaft; a plurality of rotary tillage teeth are uniformly fixed on the outer side wall of the shaft sleeve.

As the preferred technical scheme, the rear end of the first bracket is provided with a first connecting seat and a second connecting seat which are used for being connected with the adjusting bracket mechanism.

Preferably, the rear end of the second bracket is provided with a hinge hole for being rotatably mounted on the vehicle body up and down.

The rotary tillage head mechanism and the adjusting bracket mechanism are connected in a high-flexibility mode, namely a connecting rod is arranged between a fourth connecting seat and the rotary tillage head mechanism, and a third connecting seat is connected with an up-and-down swinging piece; a horizontal swinging piece is arranged between the fifth connecting seat and the rotary tillage head mechanism, and two ends of the horizontal swinging piece are respectively hinged with the fifth connecting seat and the rotary tillage head mechanism. Wherein, joint connecting mechanisms are adopted between the fourth connecting seat and the connecting rod, between the rotary tillage head mechanism and the connecting rod and between the third connecting seat and the up-down swinging piece; under the action of the horizontal swinging piece, the left end part and the right end part of the rotary tillage head mechanism can be controlled to be close to or far away from the vehicle body, and the left end part and the right end part of the rotary tillage head mechanism can swing up and down under the action of the upper swinging piece and the lower swinging piece. The rotary tillage head mechanism is in transmission connection with power input equipment on the vehicle body through the universal connector, so that power transmission can be realized no matter what state the rotary tillage head mechanism is in. The combination of the mechanisms ensures that the rotary tillage head assembly has the advantages of convenient adjustment and high adjustment flexibility; the greenhouse shed can effectively solve the dead angle of operation in the greenhouse shed, reduce the dead zones of shed edge cultivation, reduce the manual secondary operation, maximally utilize the corner space of the shed, save the time of the back-and-forth operation of the shed and improve the operation efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a rotary tillage head assembly at a first perspective;

FIG. 2 is a schematic view of a second perspective of the rotary tillage head assembly;

fig. 3 is a schematic structural view of an articulation mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments, and the description of the embodiments is provided to help understanding of the present invention, but not to limit the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, 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, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

A rotary tillage head assembly convenient to adjust is shown in figures 1 and 2 and comprises a rotary tillage head mechanism and an adjusting bracket mechanism for adjusting the swing of the rotary tillage head.

The rotary tillage head mechanism comprises a rotary tillage head support 1, a driving box 4 and a rotary tillage head 7, wherein the driving box 4 is fixedly arranged on the rotary tillage head support 1, and the rotary tillage head 7 is in transmission connection with an output shaft of the driving box 4. The rotary tillage head 7 rotates and deeply plows under the driving of the driving box 4.

The rotary tillage head support 1 comprises a first support 11, and a first baffle 12 is arranged on the first support 11 and used for preventing the rotary tillage head 7 from throwing soil backwards.

The rotary tillage head bracket 1 is provided with a front mudguard assembly 6 for preventing the rotary tillage head from throwing soil upwards. The front fender assembly 6 comprises a second fender 61, and the second fender 61 is rotatably mounted on the rotary tillage head bracket 1 through a hinge, specifically, can be mounted at the upper end of the first fender 12 and can also be mounted on the first bracket 11. A pitch angle adjusting component 5 is arranged between the rotary tillage head bracket 1 and the second baffle 61.

As shown in fig. 2, the pitch angle adjusting assembly 5 includes a rear adjusting seat 52, and the rear adjusting seat 52 is fixedly disposed on the first barrier 12 or the first bracket 11. A retainer plate 54 is rotatably mounted on the rear adjustment seat 52, i.e., the retainer plate 54 is rotatable relative to the rear adjustment seat 52. The second baffle 61 is provided with a front adjusting seat 53, the front adjusting seat 53 is rotatably provided with an adjusting rod 51, the limiting plate 54 is provided with a through hole for the adjusting rod 51 to pass through, and the adjusting rod 51 passes through the through hole and then is connected with a locking piece, such as a nut, through threads.

The stopper plate 54 is rotatably mounted on the rear adjustment seat 53, and swings downward by the gravity of the second shutter 61. The length of the adjusting rod 51 is adjusted to adjust the angle of the second barrier 61 with respect to the first barrier 12, thereby achieving an optimal soil retaining effect.

One end of the second baffle 61, which is far away from the first baffle 12, is provided with an adjusting sleeve 62, a baffle bracket 63 is arranged in the adjusting sleeve 62 in a sliding manner, and a puller bolt is arranged on the adjusting sleeve 62 and used for locking the baffle bracket 63. When the extending length of the baffle bracket 63 is adjusted, the jacking bolt is loosened; after the adjustment is completed, the baffle bracket 63 is locked by the puller bolt, and the assembling and connecting structure of the puller bolt and the adjusting sleeve 62 is the prior art and will not be described in detail herein.

A third baffle plate 64 is fixed on the baffle plate support 63, the third baffle plate 63 can adjust the position relative to the second baffle plate 64 under the action of the baffle plate support 63, and the third baffle plate 64, the second baffle plate 61 and the second baffle plate 61 shield the soil thrown out by the second baffle plate 61 together.

The rotary tillage head 7 comprises a rotating shaft 72, the rotating shaft 72 is in transmission connection with the driving box 4, and the connecting position is positioned in the middle of the rotating shaft 72; two shaft sleeves 73 are sleeved outside the rotating shaft 72, and the two shaft sleeves 73 are respectively positioned on two sides of the driving connection position of the rotating shaft 72; the two shaft sleeves 73 have the same structure, the rotating shaft 72 extends in the whole shaft sleeve 73, and the rotary stability of the rotary tillage head 7 is good. A plurality of rotary tillage teeth 71 are uniformly fixed on the outer side wall of the shaft sleeve 73. The middle part of the rotating shaft 72 is fixed and supported, the rotary tillage depth is not affected, and the rotary tillage with large depth can be realized.

The rear end of the first bracket 11 is provided with a first connecting seat 13 and a second connecting seat 14 for connecting with the adjusting bracket mechanism. The first connecting seat 13 and the second connecting seat 14 may be fixed to the first bracket 11, respectively, or may be fixed to the first bracket 11.

The adjusting bracket mechanism comprises two second brackets 21 which are arranged in parallel and at intervals, and the rear ends of the second brackets 21 are provided with hinge holes 28 which are used for being installed on the vehicle body in a vertically rotating mode. Of course, the rear end of the second bracket 21 may be provided with a hinge shaft. The second bracket 21 is provided with a third connecting seat 23, a fourth connecting seat 24 and a fifth connecting seat 22. The third connecting seat 23 is used for connecting with the up-and-down swinging piece 27, so that the up-and-down swinging of the rotary tillage head 7 is realized under the action of the up-and-down swinging piece 27; a connecting rod 26 is arranged between the fourth connecting seat 24 and the first connecting seat 13 and is used for connecting the first bracket 11 and the second bracket 21; a horizontal swinging piece 25 is arranged between the fifth connecting seat 22 and the second connecting seat 14, a cylinder sleeve of the horizontal swinging piece 25 is hinged with the fifth connecting seat 22, and an expansion rod of the horizontal swinging piece 25 is hinged with the second connecting seat 14.

The joint connection mechanisms 9 with high degree of freedom are adopted between the fourth connection seat 24 and the connection rod 26, between the first connection seat 13 and the connection rod 26, and between the third connection seat 23 and the up-down swinging member 27, as shown in fig. 3, each joint connection mechanism 9 includes a mounting shaft 91, a ball 92, a ball sleeve 93 and a ball sleeve connection rod 94, the mounting shaft 91 is fixedly connected with one of the two to-be-connected members, and the other to-be-connected member is fixedly connected with the ball sleeve connection rod 94. The ball 92 is located in the middle of the mounting shaft 91; the ball sleeve 93 is annular, an inner cavity which is matched with the shape of the ball body 92 is arranged in the ball sleeve 93, two openings are arranged in the inner cavity corresponding to the mounting shaft 91 for the mounting shaft 91 to pass through, and the ball sleeve 93 is sleeved outside the ball body 92; the ball sleeve 93 has a degree of freedom in the horizontal direction with respect to the ball 92, that is, the ball sleeve 93 can rotate with respect to the ball 92 in the circumferential direction of the mounting shaft 91 and can also swing with respect to the ball in the axial direction of the mounting shaft 91. The ball sleeve 93 is fixedly connected with the ball sleeve connecting rod 94.

Meanwhile, the input shaft of the driving box 4 is connected with a universal connector 3 for transmission connection with power input equipment on the vehicle body, so that power transmission can be realized when the rotary tillage head 7 is in different states.

The above-mentioned adjustable support mechanism not only can adjust the rotary tillage head 7 up and down by adjusting the two up-and-down swinging members 27 simultaneously, but also can make the rotary tillage head 7 have a certain angle with the horizontal plane by controlling the two up-and-down swinging members 27 to have different stretching amounts. Likewise, controlling the two horizontal pendulums 25 to have different amounts of extension and retraction allows the cultivator head 7 to assume different angles with respect to the vehicle body. The rotary tillage head component is flexibly controlled integrally and can meet the deep tillage requirements of narrow space and irregular space in the greenhouse. When rotary tillage operation is carried out in the greenhouse, the machine body can run linearly without turning around or rotating, obstacles such as columns and the like can be avoided by controlling the adjusting bracket mechanism, and no dead angle exists in the operation.

The vertical swing member 27 and the horizontal swing member 25 may be extended and contracted to drive the rotary tillage head 7 to adjust the working posture. For the convenience of control and simplification of the structure of the adjusting bracket mechanism, the up-down swinging piece 27 and the horizontal swinging piece 25 are preferably hydraulic oil cylinders; the input of hydraulic oil can be controlled by an oil pump which can be driven by a power device on the machine body.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A rotary tillage head assembly convenient to adjust comprises a rotary tillage head mechanism and is characterized in that: the rotary tillage machine also comprises an adjusting bracket mechanism for adjusting the swing of the rotary tillage head; the adjusting bracket mechanism comprises two second brackets (21) which are arranged in parallel and at intervals, and a third connecting seat (23), a fourth connecting seat (24) and a fifth connecting seat (22) are arranged on the second brackets (21);

a connecting rod (26) is arranged between the fourth connecting seat (24) and the rotary tillage head mechanism and is used for connecting the rotary tillage head mechanism with the second bracket (21);

the third connecting seat (23) is connected with an up-and-down swinging piece (27);

a horizontal swinging piece (25) is arranged between the fifth connecting seat (22) and the rotary tillage head mechanism, and two ends of the horizontal swinging piece (25) are respectively hinged with the fifth connecting seat (22) and the rotary tillage head mechanism;

the joint connection mechanisms (9) are adopted between the fourth connecting seat (24) and the connecting rod (26), between the rotary tillage head mechanism and the connecting rod (26) and between the third connecting seat (23) and the up-down swinging piece (27); the rotary tillage head mechanism is in transmission connection with power input equipment on the vehicle body through a universal connector (3);

under the action of the horizontal swinging piece (25), the left end part and the right end part of the rotary tillage head mechanism can be controlled to be close to or far away from the vehicle body, and under the action of the upper and lower swinging pieces (27), the upper and lower swinging of the left end part and the right end part of the rotary tillage head mechanism is realized.

2. The easy-to-adjust cultivator head assembly of claim 1, wherein: the joint connecting mechanism (9) comprises a mounting shaft (91), a ball body (92), a ball sleeve (93) and a ball sleeve connecting rod (94); the ball (92) is positioned in the middle of the mounting shaft (91); the ball sleeve (93) is annular, an inner cavity which is matched with the shape of the ball body (92) is formed in the ball sleeve (93), the ball body (92) is positioned in the inner cavity of the ball sleeve (93), the ball sleeve (93) can rotate along the circumferential direction of the mounting shaft (91) relative to the ball body (92), and the ball sleeve (93) can also swing in the axial direction of the mounting shaft (91) relative to the ball body (92); the ball sleeve (93) is fixedly connected with a ball sleeve connecting rod (94).

3. The easy-to-adjust cultivator head assembly of claim 1, wherein: the plowing head mechanism comprises a rotary plowing head support (1), a driving box (4) and a rotary plowing head (7), the driving box (4) is fixedly arranged on the rotary plowing head support (1), and the rotary plowing head (7) is in transmission connection with an output shaft of the driving box (4).

4. A readily adjustable cultivator head assembly of claim 3 wherein: the rotary tillage head support (1) comprises a first support (11), wherein a first baffle (12) is arranged on the first support (11) and used for preventing the rotary tillage head (7) from throwing soil backwards; the drive box (4) is fixed on the first bracket (11).

5. A readily adjustable cultivator head assembly of claim 3 wherein: the rotary tillage head bracket (1) is provided with a front mud guard assembly (6) for preventing the rotary tillage head from throwing soil upwards; the front mudguard assembly (6) comprises a second baffle (61), the second baffle (61) is rotatably installed at the upper end of the first baffle (12) through a hinge, and a pitch angle adjusting assembly (5) is arranged between the second baffle (61) and the rotary tillage head support (1).

6. An adjustable spinner head assembly as claimed in claim 5 wherein: the pitch angle adjusting assembly (5) comprises a rear adjusting seat (52), and the rear adjusting seat (52) is fixedly arranged on the rotary tillage head bracket (1); a limit plate (54) is rotatably arranged on the rear adjusting seat (52); be equipped with preceding regulation seat (53) on second baffle (61), rotate on preceding regulation seat (53) and install regulation pole (51), be equipped with the through-hole that supplies regulation pole (51) to pass through on limiting plate (54), adjust pole (51) and pass through threaded connection after this through-hole and have the locking piece.

7. An adjustable spinner head assembly as claimed in claim 5 wherein: an adjusting sleeve (62) is arranged at one end, far away from the first baffle (12), of the second baffle (61), a baffle bracket (63) is arranged in the adjusting sleeve (62) in a sliding mode, and a jacking bolt is arranged on the adjusting sleeve (62) and used for locking the baffle bracket (63); a third baffle plate (64) is fixed on the baffle plate bracket (63).

8. A readily adjustable cultivator head assembly of claim 3 wherein: the rotary tillage head (7) comprises a rotating shaft (72), the rotating shaft (72) is in transmission connection with the driving box (4), and the connecting position of the rotating shaft (72) is located in the middle of the rotating shaft; two shaft sleeves (73) are sleeved outside the rotating shaft (72), and the two shaft sleeves (73) are respectively positioned on two sides of the driving position of the rotating shaft (72); a plurality of rotary tillage teeth (71) are uniformly fixed on the outer side wall of the shaft sleeve (73).

9. An adjustable spinner head assembly as claimed in claim 4 wherein: the rear end of the first support (11) is provided with a first connecting seat (13) and a second connecting seat (14) which are used for being connected with an adjusting support mechanism.

10. The easy-to-adjust cultivator head assembly of claim 1, wherein: the rear end of the second bracket (21) is provided with a hinge hole (28) which is used for being installed on the vehicle body in a vertically rotating mode.