CN206776061U - A kind of three disc type orchard avoidance mowing-apparatus - Google Patents

Abstract

The utility model discloses a three-disc type orchard obstacle-avoiding mowing device, which mainly includes a frame, a lifting mechanism, a leveling mechanism, an obstacle-avoiding device, and a cutting device. The frame and the lifting arm are connected through the rotary shaft and the rotary cylinder, the frame and the rotary cylinder are hinged, the hydraulic cylinder I is connected between the two parts, the rotary cylinder is hinged with the lifting arm, the hydraulic cylinder II is connected between the two parts, and the front end of the lifting arm is connected There is a support, the lifting arm is hinged with the support, the hydraulic cylinder III is connected between the two parts, the hydraulic motor is fixed on the upper part of the support, the transmission shaft is connected with the output shaft of the hydraulic motor through a coupling, the cutting disc is connected with the transmission shaft, and the three cutting shafts are The pulley is connected to the transmission shaft, and a cutting knife is installed at the bottom of each cutting shaft, and the distance between the three cutting knives is 120°, and the instantaneous operation track is distributed in three discs. The utility model has reasonable design, high working efficiency, can adjust the stubble cutting height, removes weeds between rows of fruit trees, can effectively avoid missed cutting, and has good application prospects.

Description

A three-disc type orchard obstacle avoidance mowing device

technical field

The utility model belongs to the field of agricultural machinery, and relates to a weeding device, in particular to a three-disc type orchard obstacle-avoiding weeding device.

Background technique

Orchard mowing is an important maintenance work in orchards. At present, manual mowing or hand-held mowing devices are mainly used for mowing. The former is time-consuming, laborious and inefficient, while the latter is noisy. The grass clippings generated during mowing are harmful to labor. greater bodily injury. Due to the small row spacing of fruit trees, the existing mowing devices cannot effectively cut off the weeds between the row spacing of fruit trees, and most of the existing mowing devices adopt a double disc structure, which is easy to form a missing cutting zone between the double discs Therefore, it is of great significance to develop a mowing device that is efficient, does not miss cutting, and can remove weeds between rows of fruit trees.

Utility model content

In order to solve the above technical problems, the utility model provides a three-disc type orchard obstacle avoidance mowing device.

The technical scheme adopted by the utility model in order to solve the above-mentioned technical problems is: a three-disc type orchard obstacle-avoiding mowing device, including a frame, a lifting mechanism, a leveling mechanism, an obstacle-avoiding device, and a cutting device. The frame and the lifting arm are connected through the rotary shaft and the rotary cylinder, the frame and the rotary cylinder are hinged, the hydraulic cylinder I is connected between the two parts, the rotary cylinder is hinged with the lifting arm, the hydraulic cylinder II is connected between the two parts, and the front end of the lifting arm is connected There is a support, the lifting arm is hinged with the support, the hydraulic cylinder III is connected between the two parts, the hydraulic motor is fixed on the upper part of the support, the transmission shaft is connected with the output shaft of the hydraulic motor through a coupling, the cutting disc is connected with the transmission shaft, and the three cutting shafts are The pulley is connected to the transmission shaft, and a cutting knife is installed at the bottom of each cutting shaft, and the distance between the three cutting knives is 120°, and the instantaneous operation track is distributed in three discs.

The beneficial effects of the utility model are:

According to the utility model, the lifting arm can be driven to move up and down by the hydraulic cylinder, and the hydraulic cylinder between the lifting arm and the support can be used to adjust the level of the cutting disk and the ground, so as to achieve the purpose of adjusting the stubble height. Due to the use of the cantilever device, the mowing device can enter between rows of fruit trees for mowing, and can move outward when encountering fruit trees, thereby avoiding fruit trees. The three-disc cutter arrangement can also effectively avoid missed cuts.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment the utility model is further described:

Fig. 1 is a structural schematic diagram of a three-disc type orchard obstacle-avoiding weeding device of the present invention.

Fig. 2 is a bottom view of the cutting device of the three-disc type orchard obstacle-avoiding mowing device of the present invention.

In the figure 1-frame, 2-hydraulic cylinder I, 3-rotary shaft, 4-rotary cylinder, 5-hydraulic cylinder II, 6-lift arm, 7-hydraulic cylinder III, 8-support, 9-hydraulic motor, 10 -coupling, 11-drive shaft, 12-pulley I, 13-band, 14-cutting shaft, 15-pulley II, 16-cutting disc, 17-cutter.

detailed description

Below in conjunction with accompanying drawing and specific embodiment, the utility model is further explained:

As shown in Figures 1 and 2, the utility model relates to a three-disc type orchard obstacle avoidance mowing device, including a frame (1), a lifting mechanism, a leveling mechanism, an obstacle avoidance device and a cutting device. The lifting mechanism is installed on the frame and controls the lifting of the cutting device, the leveling mechanism is used to adjust the angle between the cutting device and the ground, and the obstacle avoidance device is used to avoid fruit trees.

The lifting mechanism mainly includes a rotary cylinder (4), a hydraulic cylinder II (5), and a lifting arm (6). The bottom end of the hydraulic cylinder II (5) is installed on the rotary cylinder (4), and its top is connected to the lifting arm ( 6) connection, when the cutting device needs to be raised, the hydraulic cylinder II (5) is controlled to extend, driving the lifting arm (6) and the whole cutting device to rise. By controlling the lifting of the lifting mechanism, the purpose of adjusting the stubble height can be achieved.

The leveling mechanism mainly includes a lifting arm (6), a hydraulic cylinder III (7), and a support (8). The bottom end of the hydraulic cylinder III (7) is installed on the lifting arm (6), and its top is connected to the support (8) After the cutting device is lifted by the lifting mechanism, the hydraulic cylinder III (7) is controlled to extend, so as to keep the whole cutting device level with the ground.

Described obstacle avoidance device mainly comprises frame (1), hydraulic cylinder 1 (2), rotary shaft (3), rotary drum (4), and the bottom end of hydraulic cylinder 1 (2) is installed on the frame (1) , its top is connected with the rotary cylinder (4). When the cutting device is close to the fruit tree, the hydraulic cylinder I (2) is controlled to elongate, so that the lifting mechanism, the leveling mechanism and the cutting device rotate as a whole, thereby bypassing the fruit tree, while bypassing the fruit tree Finally, control the hydraulic cylinder I (2) to shorten, so that the whole device returns to the previous working position.

Described cutting device mainly comprises support (8), hydraulic motor (9), coupling (10), power transmission shaft (11), pulley I (12), belt (13), cutting shaft (14), belt Wheel II (15), cutting disc (16), cutting knife (17), the hydraulic motor (9) is fixedly installed on the support (8), and the transmission shaft (11) passes through the shaft coupling (10) It is connected to the support (8) and is connected to the support (8) through bearings. The pulley I (12) is connected to the transmission shaft (11) through a key, and the pulley II (15) is connected to the drive shaft (11) through a belt (13) Link to pulley I (12), described cutting shaft (14) links to each other with belt pulley II (15) by key, described cutting disc (16) is respectively connected with transmission shaft (11), cutting shaft (14) through bearing ) to be connected, and the described cutter (17) is connected to the cutting shaft (14) by bolts. During work, open the hydraulic motor (9), the hydraulic motor (9) drives the transmission shaft (11) to rotate, and the power is transmitted to the 3 cutting shafts (14) through the pulley I (12) and the pulley II (15), and then Drive the cutting knife (17) at the lower end of the cutting shaft (14) to rotate at a high speed, thereby cutting off the weeds.

The quantity of described cutting shaft (14), cutter (17) is 3, and 3 cutters (17) are 120 ° apart, and its instantaneous operation trajectory is three disk type distributions, and this arrangement can effectively avoid leakage. cutting phenomenon.

The structure and working principle of the utility model are described above with specific embodiments. The utility model is not limited to the above examples. According to the above description, any modifications and replacements made within the spirit and principles of the utility model And improvements, etc., all should be included in the protection scope of the present utility model.

Claims (1)

1. a three-disc type orchard obstacle avoidance mowing device is characterized in that: comprise frame (1), elevating mechanism, leveling mechanism, obstacle avoiding device and cutting device; Described elevating mechanism is installed on the frame, And control the lifting of the cutting device, the leveling mechanism is used to adjust the angle between the cutting device and the ground, and the obstacle avoidance device is used to avoid fruit trees; The lifting mechanism mainly includes a rotary cylinder (4), a hydraulic cylinder II (5), and a lifting arm (6). The bottom end of the hydraulic cylinder II (5) is installed on the rotary cylinder (4), and its top is connected to the lifting arm ( 6) connection; The leveling mechanism mainly includes a lifting arm (6), a hydraulic cylinder III (7), and a support (8). The bottom end of the hydraulic cylinder III (7) is installed on the lifting arm (6), and its top is connected to the support (8) connect; Described obstacle avoidance device mainly comprises frame (1), hydraulic cylinder 1 (2), rotary shaft (3), rotary drum (4), and the bottom end of hydraulic cylinder 1 (2) is installed on the frame (1) , the top of which is connected with the rotary drum (4); Described cutting device mainly comprises support (8), hydraulic motor (9), coupling (10), power transmission shaft (11), pulley I (12), belt (13), cutting shaft (14), belt Wheel II (15), cutting disc (16), cutting knife (17), the hydraulic motor (9) is fixedly installed on the support (8), and the transmission shaft (11) passes through the shaft coupling (10) It is connected to the support (8) and is connected to the support (8) through bearings. The pulley I (12) is connected to the transmission shaft (11) through a key, and the pulley II (15) is connected to the drive shaft (11) through a belt (13) Link to pulley I (12), described cutting shaft (14) links to each other with belt pulley II (15) by key, described cutting disc (16) is respectively connected with transmission shaft (11), cutting shaft (14) through bearing ) to link to each other, and described cutting knife (17) links to each other with cutting shaft (14) by bolt; The quantity of described cutting axis (14), cutter (17) is 3, and 3 cutters (17) are 120 ° apart, and its instantaneous operation track is three discs type distribution.