Knife roll driving device of electric working machine

Abstract

The utility model relates to the field of agricultural machinery, in particular to a knife roll driving device of an electric operation machine, which comprises a rack, a reduction gearbox and a driving motor are arranged on the rack, the driving motor is connected with a driving wheel through a transmission component, the driving wheel is connected with a driven wheel through a transmission part, and the driven wheel is coaxially connected with an input shaft of the reduction gearbox. An output shaft of the reduction gearbox body is connected with the knife roll assembly. The knife roll driving device of the electric operation machine can be used as a mini-tiller or a banking machine, multiple purposes are achieved, and the machine purchasing cost of a user is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the field of agricultural machinery, in particular to a cutter roller driving device for an electric working machine. Background Technique

[0002] Small electric working machines used in hilly and mountainous areas, such as the Chinese utility model patent with the application number CN201920296307.9 and the name of Small Sugarcane Fertilizing and Ridging Machine, and the Chinese utility model patent with the application number CN201821144493.6 and the name of A Micro-tiller. The existing cutter roller driving devices of small electric working machines can only be used for one machine at a time, and have poor versatility. Content of the Utility Model

[0003] The technical problem to be solved by the utility model is to provide a cutter roller driving device for an electric working machine that is adjustable and has good versatility.

[0004] To solve the above technical problem, the technical solution adopted by the utility model is: a cutter roller driving device for an electric working machine, including a frame, a reduction gearbox body and a driving motor are arranged on the frame, the driving motor is connected to a driving wheel through a transmission assembly, the driving wheel is connected to a driven wheel through a transmission member, the driven wheel is coaxially connected to the input shaft of the reduction gearbox body, and the output shaft of the reduction gearbox body is connected to a cutter roller assembly.

[0005] Further, the transmission assembly is a belt pulley transmission assembly.

[0006] Further, the belt pulley transmission assembly includes two belts connecting the driving motor and the driving wheel.

[0007] Further, the transmission member is a chain transmission member.

[0008] Further, the transmission ratio of the chain transmission member is 1.5 - 1.7.

[0009] Further, the chain pitch of the chain transmission member is 12.7.

[0010] Further, the output shaft is a hexagonal shaft.

[0011] Further, the reduction gearbox body and the driving motor are sequentially arranged on the frame along the forward direction of the frame.

[0012] Further, a bracket for connecting the driving wheel and the transmission assembly is arranged on the frame.

[0013] Further, the cutter roller assembly includes a cutter roller main body and a mounting frame, the mounting frame is locked to the frame, and the cutter roller main body is mounted on the mounting frame.

[0014] The beneficial effects of the present utility model are as follows: A cutter roller drive device for an electric working machine, where the drive motor is sequentially connected to the input shaft of the reduction gearbox through a transmission assembly, a driving wheel, a transmission member, and a driven wheel. The output shaft of the reduction gearbox then drives the cutter roller assembly. The structure is compact and reasonable, facilitating the adjustment of the cutter roller speed. The driving wheel and the driven wheel have the same hub structure and their installation dimensions. By changing the rotation direction of the drive motor, swapping the installation of the driving wheel and the driven wheel to adjust their transmission ratio, and replacing the cutter roller, the rotation direction and speed of the cutter roller can be flexibly adjusted, enabling the device to be used as a micro-tiller or a soil cultivator, achieving multi-purpose use and greatly reducing the user's purchase cost of the machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is the front view of the cutter roller drive device for the electric working machine;

[0016] Figure 2 is the top view of the cutter roller drive device for the electric working machine;

[0017] Reference numerals explanation:

[0018] 1. Frame; 2. Reduction gearbox; 21. Input shaft; 22. Output shaft; 3. Drive motor; 4. Transmission assembly; 5. Driving wheel; 6. Transmission member; 7. Driven wheel; 8. Cutter roller assembly. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] To describe in detail the technical content, achieved objectives, and effects of the present utility model, the following is described in conjunction with the embodiments and accompanied by the drawings.

[0020] The present utility model provides a cutter roller drive device for an electric working machine, which uses a motor to independently drive the cutter roller. It can automatically adjust the working speeds of the two motors according to the working load conditions and soil fragmentation conditions under the condition of meeting the tillage depth requirements, realizing automatic, intelligent, continuous, stable, and reliable operation, with simple operation, excellent operation efficiency, performance, and energy-saving performance. At the same time, an innovative design is made for the power transmission of the cutter roller, and the device can also be used as a micro-tiller or a soil cultivator, achieving multi-purpose use and greatly reducing the user's purchase cost of the machine.

[0021] Please refer to Figures 1 to 2 As shown, a cutter roller drive device for an electric working machine of the present utility model includes a frame 1, on which a reduction gearbox 2 and a drive motor 3 are provided. The drive motor 3 is connected to a driving wheel 5 through a transmission assembly 4. The driving wheel 5 is connected to a driven wheel 7 through a transmission member 6. The driven wheel 7 is coaxially connected to the input shaft 21 of the reduction gearbox 2, and the output shaft 22 of the reduction gearbox 2 is connected to a cutter roller assembly 8.

[0022] As can be seen from the above description, the beneficial effects of the present utility model are as follows: A cutter roller drive device for an electric working machine, in which a drive motor 3 is sequentially connected to an input shaft 21 of a reduction gearbox 2 through a transmission assembly 4, a driving wheel 5, a transmission member 6, and a driven wheel 7. The output shaft 22 of the reduction gearbox 2 then drives a cutter roller assembly 8. The structure is compact and reasonable, facilitating the adjustment of the cutter roller speed. The driving wheel and the driven wheel are provided with the same hub structure and its mounting dimensions. By changing the rotation direction of the drive motor 3, swapping the mounting of the driving wheel 5 and the driven wheel 7 to adjust their transmission ratio, and replacing the cutter roller, the rotation direction and speed of the cutter roller can be flexibly adjusted, enabling the device to be used as a micro-tiller or a soil cultivator, achieving multi-functional use with one machine and greatly reducing the user's cost of purchasing a machine.

[0023] In an alternative embodiment, the transmission assembly 4 is a belt drive assembly.

[0024] In an alternative embodiment, the belt drive assembly includes two belts connecting the drive motor 3 and the driving wheel 5.

[0025] In an alternative embodiment, the transmission member 6 is a chain transmission member.

[0026] In an alternative embodiment, the transmission ratio of the chain transmission member is 1.5 to 1.7.

[0027] As can be seen from the above description, this range of transmission ratio values can adapt to the speed difference requirements between a micro-tiller and a soil cultivator, improving the adaptability of the cutter roller speed of the whole machine as a micro-tiller or a soil cultivator and enhancing the multi-functional use effect of the whole machine.

[0028] In an alternative embodiment, the chain pitch of the chain transmission member is 12.7.

[0029] In an alternative embodiment, the output shaft 22 is a hexagonal shaft.

[0030] As can be seen from the above description, the above design facilitates the connection with the cutter roller of an existing working machine and has good versatility.

[0031] In an alternative embodiment, the reduction gearbox 2 and the drive motor 3 are sequentially arranged on the frame 1 along the forward direction of the frame 1.

[0032] In an alternative embodiment, a bracket for connecting the driving wheel 5 and the transmission assembly 4 is provided on the frame 1.

[0033] As can be seen from the above description, the driving wheel 5 and the driven wheel 7 are provided with a differential ratio and have the same hub mounting connection structure dimensions. During use, the rotation speed and direction of the cutter roller can be changed by swapping the driving wheel 5 and the driven wheel 7 and changing the rotation direction of the drive motor, enabling the machine to be used as a micro-tiller or a soil cultivator.

[0034] In an alternative embodiment, the cutter roller assembly 8 includes a cutter roller main body and a mounting frame. The mounting frame is locked to the frame 1, and the cutter roller main body is mounted on the mounting frame.

[0035] The working principle of the present utility model is as follows: during operation, with the rotation of the cutter roller motor, power is transmitted to the cutter roller reduction gearbox 2 through the transmission assembly 4, the driving wheel 5, the transmission member 6 and the driven wheel 7 in sequence, and the cutter roller reduction gearbox 2 then drives the cutter roller to operate through the output shaft 22 thereon.

[0036] Please refer to Figures 1 to 2 As shown, Embodiment 1 of the present utility model is: a cutter roller drive device for an electric working machine, including a frame 1, on which a reduction gearbox 2 and a driving motor 3 are provided. The driving motor 3 is connected to the driving wheel 5 through a transmission assembly 4, the driving wheel 5 is connected to the driven wheel 7 through a transmission member 6, the driven wheel 7 is coaxially connected to the input shaft 21 of the reduction gearbox 2, and the output shaft 22 of the reduction gearbox 2 is connected to the cutter roller assembly 8.

[0037] The transmission assembly 4 is a belt pulley transmission assembly. The belt pulley transmission assembly includes two belts connecting the driving motor 3 and the driving wheel 5. The transmission member 6 is a chain transmission member. The chain pitch of the chain transmission member is 12.7. The output shaft 22 is a hexagonal shaft. The reduction gearbox 2 and the driving motor 3 are sequentially arranged on the frame 1 along the advancing direction of the frame 1. A bracket for connecting the driving wheel 5 and the transmission assembly 4 is provided on the frame 1. The cutter roller assembly 8 includes a cutter roller main body and a mounting bracket. The mounting bracket is locked to the frame 1, and the cutter roller main body is mounted on the mounting bracket.

[0038] In summary, for the cutter roller drive device of the electric working machine of the present utility model, the driving motor is connected to the input shaft of the reduction gearbox through the transmission assembly, the driving wheel, the transmission member and the driven wheel in sequence, and the output shaft of the reduction gearbox then drives the cutter roller assembly. The structure is compact and reasonable, facilitating the adjustment of the cutter roller speed. The driving wheel and the driven wheel are provided with the same hub structure and its mounting dimensions. By changing the rotation direction of the driving motor, swapping the mounting of the driving wheel and the driven wheel to adjust its transmission ratio, and replacing the cutter roller, the rotation direction and speed of the cutter roller can be flexibly adjusted, enabling the device to be used as a micro-tiller or a soil cultivator, realizing multi-functional use in one machine, and greatly reducing the user's cost of purchasing a machine.

[0039] The above are only the embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. All equivalent transformations made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in the relevant technical fields, are equally included in the patent protection scope of the present utility model.

Claims

1. A cutter roller drive device for an electric working machine, characterized in that, It includes a frame, on which a reduction gearbox body and a driving motor are provided. The driving motor is connected to a driving wheel through a transmission assembly, the driving wheel is connected to a driven wheel through a transmission part, the driven wheel is coaxially connected to the input shaft of the reduction gearbox body, and the output shaft of the reduction gearbox body is connected to a cutter roller assembly.

2. The cutter roller drive device of the electric working machine according to claim 1, characterized in that, The transmission assembly is a belt wheel transmission assembly.

3. The cutter roller drive device of the electric working machine according to claim 2, characterized in that, The belt wheel transmission assembly includes two belts connecting the driving motor and the driving wheel.

4. The cutter roller drive device of the electric working machine according to claim 1, characterized in that, The transmission part is a chain transmission part.

5. The cutter roller drive device of the electric working machine according to claim 4, characterized in that, The transmission ratio of the chain transmission part is 1.5 - 1.

7.

6. The cutter roller drive device of the electric working machine according to claim 4, characterized in that, The chain pitch of the chain transmission part is 12.

7.

7. The cutter roller drive device of the electric working machine according to claim 1, characterized in that, The output shaft is a hexagonal shaft.

8. The cutter roller drive device of the electric working machine according to claim 1, characterized in that, The reduction gearbox body and the driving motor are sequentially arranged on the frame along the advancing direction of the frame.

9. The cutter roller drive device of the electric working machine according to claim 1, characterized in that, A bracket for connecting the driving wheel and the transmission assembly is provided on the frame.

10. The cutter roller drive device of the electric working machine according to claim 1, characterized in that, The cutter roller assembly includes a cutter roller main body and a mounting frame. The mounting frame is locked to the frame, and the cutter roller main body is mounted on the mounting frame.

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