阅读说明：本技术 一种农业除草装置 (Agricultural weeding device ) 是由 王瑜 于 2019-09-29 设计创作，主要内容包括：本发明涉及农用机械技术领域,具体公开了一种农业除草装置,包括机架、动力单元、行走单元和操纵单元,机架上转动连接有第一支撑架和第二支撑架,第一支撑架和第二支撑架结构相同,第一支撑架和第二支撑架上均转动连接有至少三根转轴,第一支撑架上的转轴与第二支撑架上的转轴位置相同且转速相同,动力单元带动转轴转动；还包括除草单元和旋耕单元,行走单元的行走轮、除草单元和旋耕单元均设有传动轴,每个传动轴两端分别与第一支撑架上的转轴和第二支撑架上的转轴同步转动。本方案用以解决现有技术中除草机在除草后需要更换刀片再进行旋耕带来的操作复杂和浪费时间的问题。(The invention relates to the technical field of agricultural machinery, and particularly discloses an agricultural weeding device which comprises a rack, a power unit, a walking unit and a control unit, wherein a first support frame and a second support frame are rotatably connected to the rack, the first support frame and the second support frame are identical in structure, at least three rotating shafts are rotatably connected to the first support frame and the second support frame, the rotating shafts on the first support frame and the second support frame are identical in position and rotating speed, and the power unit drives the rotating shafts to rotate; still include weeding unit and rotary tillage unit, walking wheel, weeding unit and the rotary tillage unit of walking unit all are equipped with the transmission shaft, and every transmission shaft both ends rotate with pivot on the first support frame and the pivot synchronization on the second support frame respectively. This scheme is used for solving among the prior art weeder and need change the blade and carry out the problem of the operation complicacy and the waste time of rotary tillage brought again after weeding.)

1. The utility model provides an agricultural weeding device, includes frame, power pack, walking unit and control unit, its characterized in that: the rack is rotatably connected with a first support frame and a second support frame, the first support frame and the second support frame are identical in structure, the first support frame and the second support frame are rotatably connected with at least three rotating shafts, the rotating shafts on the first support frame and the second support frame are identical in position and rotating speed, and the power unit drives the rotating shafts to rotate; still include weeding unit and rotary tillage unit, walking wheel, weeding unit and the rotary tillage unit of walking unit all are equipped with the transmission shaft, and every transmission shaft both ends rotate with pivot on the first support frame and the pivot synchronization on the second support frame respectively.

2. an agricultural weeding apparatus according to claim 1, wherein: the rotary tillage machine is characterized in that the number of the rotating shafts on the first support frame and the second support frame is three, the rotating shafts on the first support frame and the rotating shafts on the second support frame form three pairs of rotating shaft groups, walking wheels are installed on the first pair of rotating shaft groups, weeding units are installed on the second pair of rotating shaft groups, rotary tillage units are installed on the third pair of rotating shaft groups, and connecting lines of the three pairs of rotating shaft groups are triangular.

3. An agricultural weeding apparatus according to claim 1, wherein: and a clutch is connected between the rotating shaft and the transmission shaft.

4. An agricultural weeding apparatus according to claim 3, wherein: the clutch is coaxially installed with the rotating shaft and the transmission shaft.

5. An agricultural weeding apparatus according to claim 2, wherein: the first support frame and the second support frame respectively comprise a first support plate, a second support plate and a connecting plate, the connecting plate is used for connecting the first support plate and the second support plate, the first support plate of the first support frame is opposite to the first support plate of the second support frame, and the rotating shaft is rotatably connected to the first support plate; the support plate II is rotatably connected with the frame.

6. an agricultural weeding apparatus according to claim 5, wherein: the connecting lines between the three pairs of rotating shaft groups are in an equilateral triangle, a transmission main shaft is arranged in the center of the formed equilateral triangle, and the transmission main shaft is rotationally connected to the first two support plates; a driving shaft is arranged on the frame and is in transmission connection with a transmission main shaft belt, and the driving shaft is driven by a power unit; the transmission main shaft drives the rotating shaft to synchronously rotate.

7. An agricultural weeding apparatus according to claim 6, wherein: three rotating shafts on the first support frame are synchronously driven through a triangular belt, three rotating shafts on the second support frame are also synchronously driven through the triangular belt, and the transmission main shaft is in transmission connection with one rotating shaft belt.

8. An agricultural weeding apparatus according to claim 6, wherein: the rotation angle of the first support frame and the second support frame on the rack is less than 180 degrees.

9. An agricultural weeding apparatus according to claim 6, wherein: and the support plate II and the rack are both provided with limiting holes, and limiting clamping blocks are connected to the limiting holes in a sliding manner.

10. an agricultural weeding apparatus according to any one of claims 1 to 9, wherein: the control unit comprises a handrail, the handrail is positioned in the advancing direction of the walking wheel, and a rearview mirror convenient for checking the rotation condition of the transmission shaft is arranged on the handrail.

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to an agricultural weeding device.

Background

The weeding machine is a mechanical tool for trimming lawn or field and the like, and consists of a frame, an engine, a travelling mechanism, a cutter head, a blade and a handrail, wherein the cutter head is arranged on the frame, the engine is arranged on the frame, the blade is arranged on the cutter head, the engine drives the blade to rotate, the speed of the blade is greatly improved by utilizing the high-speed rotation of the engine, the weeding operation time of workers is saved, and a large amount of manpower resources are reduced.

With the continuous development of agriculture in China, the automation of agriculture is continuously strong, various agricultural machines are continuously shown in front of people, the existing weeding machine not only has the weeding function, but also can have the function of ploughing after a blade for shearing is replaced by a rotary blade, and the following problems exist no matter what kind of working unit is replaced in the existing weeding machine:

First, current weeder can only drive the work unit with the engine and realize weeding function, perhaps realizes the rotary tillage function, in order to cut off the root system of weeds completely and realize loosening the soil to soil after weeding, generally still need to dismantle the shearing blade and change the rotary tillage blade, later from beginning to end carries out the excision of weeds root system and the loosening soil of soil to the soil in whole field, and this kind of mode operation is complicated, waste time.

In addition, the handrail of the existing weeding machine is positioned behind the walking wheels, and after the weeding machine weeds or loosens the soil, workers walk on the soil which is just loosened and then tread the soil.

Disclosure of Invention

The invention aims to provide an agricultural weeding device, and solves the problems of complex operation and time waste caused by the fact that blades of a weeding machine need to be replaced and rotary tillage is carried out after weeding in the prior art.

In order to achieve the above object, the basic scheme of the invention is as follows:

An agricultural weeding device comprises a rack, a power unit, a walking unit and a control unit, wherein a first support frame and a second support frame are rotatably connected to the rack, the first support frame and the second support frame are identical in structure, at least three rotating shafts are rotatably connected to the first support frame and the second support frame, the rotating shafts on the first support frame and the second support frame are identical in position and rotating speed, and the power unit drives the rotating shafts to rotate; still include weeding unit and rotary tillage unit, walking wheel, weeding unit and the rotary tillage unit of walking unit all are equipped with the transmission shaft, and every transmission shaft both ends rotate with pivot on the first support frame and the pivot synchronization on the second support frame respectively.

Compare the beneficial effect in prior art:

When this scheme of adoption, the walking wheel, weeding unit and rotary tillage unit all can rotate with the pivot is synchronous through the transmission shaft, then when weeder went on the road, can select to rotate first support frame and second support frame for the walking wheel contacts with the road, and the weeding unit or the rotary tillage unit that other pivots are connected do not contact with the road, and then rely on power pack to drive the walking wheel and go forward, the walking wheel drives whole agricultural weeding device and walks forward, made things convenient for the removal of agricultural weeding device on the road.

When the scheme is adopted, when the weeding and the soil ploughing are needed to be carried out on the soil in the field, only the first support frame and the second support frame need to be rotated, so that the weeding unit and the rotary tillage unit are in contact with the soil (the walking wheels are not in contact with the soil), the weeding unit and the rotary tillage unit are started simultaneously after the power unit drives the rotating shaft to rotate, and further the agricultural weeding unit carries out rotary tillage immediately after weeding is finished; in addition, at once after weeding the completion, the rotary tillage unit starts simultaneously, and then when cutting the garrulous weed root system completely, has realized the function of loosening the soil, compares in prior art, only needs just can accomplish weeding and loosen the soil in a round of walking in the field, has improved workman work efficiency, has also saved power pack's power simultaneously.

Furthermore, the number of the rotating shafts on the first support frame and the second support frame is three, the rotating shafts on the first support frame and the rotating shafts on the second support frame form three pairs of rotating shaft groups, the first pair of rotating shaft groups are provided with walking wheels, the second pair of rotating shaft groups are provided with weeding units, the third pair of rotating shaft groups are provided with rotary tillage units, and the connecting lines of the three pairs of rotating shaft groups are triangular.

Has the advantages that: the three rotating shafts ensure that the travelling wheels, the weeding unit and the rotary tillage unit can be always arranged on the device without being disassembled and replaced as in the prior art; in addition, the connecting lines of the three pairs of rotating shaft groups are triangular, so that the walking wheels or the weeding units or the rotary tillage units can walk independently, and the independent operation is convenient to complete; any two of the walking wheels can also walk simultaneously, and if the walking wheels walk simultaneously with the weeding unit or the rotary tillage unit, the weeding speed or the rotary tillage speed of the weeding unit or the rotary tillage unit can be increased (the walking units increase the advancing power); if the weeding unit and the rotary tillage unit walk simultaneously, weeding and rotary tillage can be carried out simultaneously.

Furthermore, a clutch is connected between the rotating shaft and the transmission shaft.

has the advantages that: the clutch is used for realizing the combination or disconnection of the rotating shaft and the transmission shaft, and the clutch is convenient to operate and easy to control.

further, the clutch is coaxially installed with the rotating shaft and the transmission shaft; so that the transmission is faster.

Furthermore, the first support frame and the second support frame respectively comprise a first support plate, a second support plate and a connecting plate, the connecting plate is used for connecting the first support plate and the second support plate, the first support plate of the first support frame is opposite to the first support plate of the second support frame, and the rotating shaft is rotatably connected to the first support plate; the support plate II is rotatably connected with the frame.

Has the advantages that: the rotating connection is realized through the second support plate and the frame, the connection with the rotating shaft is realized through the first support plate, and the first support plate and the second support plate are connected through the connecting plate, so that the structure is simple and the manufacturing is convenient.

Furthermore, the connecting lines between the three pairs of rotating shaft groups are in an equilateral triangle shape, a transmission main shaft is arranged at the center of the formed equilateral triangle, and the transmission main shaft is rotationally connected to the first two support plates; a driving shaft is arranged on the frame and is in transmission connection with a transmission main shaft belt, and the driving shaft is driven by a power unit; the transmission main shaft drives the rotating shaft to synchronously rotate.

Has the advantages that: the connecting line between the three pairs of rotating shaft groups is in an equilateral triangle, so that after the first supporting frame and the second supporting frame rotate for a certain angle, the relative position of the rotating shaft and the transmission main shaft is equivalent to no change, and the subsequent rotation of the rotating shaft is not influenced.

furthermore, three rotating shafts on the first support frame are synchronously driven through a V-belt, three rotating shafts on the second support frame are also synchronously driven through a V-belt, and the transmission main shaft is in transmission connection with one rotating shaft belt.

Has the advantages that: the belt transmission structure is simple and easy to realize, and the triangular belt transmission is adopted, so that the three rotating shafts form a whole to rotate, and the rotating stability of the rotating shafts is better.

Further, the rotation angle of the first support frame and the second support frame on the rack is less than 180 degrees; the rotation angle is prevented from being too large, so that the connecting plate collides with a belt connected between the driving shaft and the transmission main shaft.

Furthermore, the second support plate and the rack are both provided with limiting holes, and limiting clamping blocks are connected to the limiting holes in a sliding manner; and position limitation between the second support plate and the frame is formed, so that the rotation of the device in the advancing process is avoided.

Furthermore, the control unit comprises an armrest which is positioned in the advancing direction of the walking wheel, and a rearview mirror which is convenient for checking the rotation condition of the transmission shaft is arranged on the armrest.

Has the advantages that: the worker walks all the time at the front end of agricultural weeding device walking direction, and then makes when walking on the road, and the workman can see the road surface condition directly perceivedly, and then guarantees the stationarity of agricultural weeding device when walking on the road. When weeding and ploughing in the field, workers cannot step on the soil which is ploughed up, and further soil loosening is guaranteed.

Drawings

FIG. 1 is a front view of a first embodiment of the present invention;

FIG. 2 is an isometric view of FIG. 1 with the engine and armrest removed according to a first embodiment of the present invention;

FIG. 3 is a front view of the first embodiment of the invention shown in FIG. 2;

3 FIG. 3 4 3 is 3 a 3 cross 3- 3 sectional 3 view 3 A 3- 3 A 3 of 3 FIG. 3 3 3 according 3 to 3 a 3 first 3 embodiment 3 of 3 the 3 present 3 invention 3; 3

Fig. 5 is a top view of the first support frame and the second support frame of fig. 3 according to the first embodiment of the invention.

Detailed Description

The following is further detailed by way of specific embodiments:

Reference numerals in the drawings of the specification include: the rotary tillage machine comprises a frame 1, an engine 2, a handrail 3, a weeding unit 4, a rotary tillage unit 5, a walking wheel 6, a suspension plate 7, a first support frame 8, a second support frame 9, a rotating shaft 10, a transmission shaft 11, a first support plate 12, a second support plate 13, a connecting plate 14, a transmission main shaft 15, a driving shaft 16, a limiting hole 17, a limiting clamping block 18 and a baffle plate 19.