CN115299259A - Adjustable fruit tree pruning machine - Google Patents

Abstract

The invention relates to an adjustable fruit tree trimmer, comprising a trimming mechanism, an angle adjusting mechanism and a frame assembly. The trimming mechanism includes an upper trimming device, a middle trimming device, and a lower trimming device, and the relative positions between the trimming devices can be adjusted. The upper trimming device is hinged with the middle trimming device, the lower trimming device is hinged with the middle trimming device, and the middle trimming device is hinged with the frame assembly, and also includes an overall angle adjustment cylinder for adjusting the angle between the trimming mechanism and the frame assembly. For the upper angle adjusting oil cylinder for adjusting the angle of the upper trimming device and the middle trimming device, and the lower angle adjusting oil cylinder for adjusting the angle of the lower trimming device and the middle trimming device, the trimming device can be adjusted in position relative to the frame assembly. The trimming mechanism can move in horizontal and vertical directions relative to the frame assembly. The invention can meet the requirements for pruning height and pruning tree shape of different fruit trees, has a simple structure, is convenient to operate, and improves the pruning efficiency of fruit trees.

Description

An adjustable fruit tree pruning machine

technical field

The invention relates to the field of agricultural machinery, in particular to an adjustable fruit tree pruning machine.

Background technique

The fruit industry is an important pillar industry of my country's agricultural economic structure. With the continuous development of agricultural industrial structure and technology, the fruit tree planting industry is developing faster and faster, and consumers' demand for fruits is also increasing. Fruit tree pruning is a relatively critical part of all links in planting and cultivating fruit trees. Fruit tree pruning is time-consuming and laborious, and the effect of fruit tree pruning will directly affect the yield and quality of later fruits. Reasonable pruning of fruit tree branches is conducive to the formation of a reasonable leaf curtain, and the ability of ventilation and light transmission in the orchard can be enhanced by controlling the shape of the fruit tree, which is conducive to the vigorous and rapid development of the fruit tree industry. At present, the rural labor force in our country is gradually transferring to the city, and the orchard labor force is seriously insufficient. The research on mechanized pruning technology has become inevitable. In order to make up for the shortage of existing pruning machinery, the research on this fruit tree pruning machine is of great significance to the mechanization of fruit tree pruning.

Contents of the invention

The technical problem to be solved by the present invention is to provide an adjustable fruit tree pruning machine for the above problems and requirements.

In order to solve the above technical problems, the present invention adopts the following technical solutions:

An adjustable fruit tree pruning machine, comprising a pruning mechanism, an angle adjustment mechanism and a frame assembly, the pruning mechanism includes an upper pruning device, a middle pruning device and a lower pruning device, including an upper pruning device, a middle pruning device and a lower pruning device device, the upper trimming device and the lower trimming device are hinged on the upper and lower ends of the middle trimming device, and the middle trimming device is hinged on the frame assembly, and the frame assembly is used to drive the trimming mechanism to move horizontally or vertically. Moving in the vertical direction, an overall angle adjustment mechanism is also arranged between the frame assembly and the trimming mechanism, and the overall angle adjustment mechanism is used to adjust the angle between the trimming mechanism and the frame assembly.

Further, the frame assembly includes a vertical movement frame, a traverse frame and a connection seat, the vertical movement frame is arranged on the connection seat, the traverse frame is arranged on the vertical movement frame, and the trimming mechanism is arranged on the traverse On the frame, the vertical moving frame is used to drive the traverse frame to move in the vertical direction, and the traverse frame is used to drive the trimming mechanism to move in the horizontal direction.

Further, the overall angle adjustment mechanism is an overall angle adjustment oil cylinder, the cylinder barrel of the overall angle adjustment oil cylinder is fixed on the traverse frame, and the push rod is fixed on the intermediate trimming device.

Further, the bottom of the connection base is provided with buckles, the connection base is connected to the external mobile device through the buckle, and the trimmer is installed on the external mobile device through the connection base.

Further, the upper trimming device is a reciprocating cutter, the middle trimming device includes a reciprocating cutter and a disc cutter, and the lower trimming device is a disc cutter.

Further, the upper end of the middle pruning device is a reciprocating cutter, and the lower end is a disc cutter, and the reciprocating cutter is vertically arranged.

Further, the upper pruning device includes a first hydraulic motor, an eccentric wheel, a connecting rod, a fixed blade and a movable blade, the first hydraulic motor is used to drive the rotation of the eccentric wheel, and the eccentric wheel is used to drive the movable blade through the connecting rod Performing reciprocating motion, the moving blade performing reciprocating motion and the fixed blade form a shearing action, and the blade guard is used to keep the fixed blade fixed.

Further, the lower trimming device includes a second hydraulic motor, a drive shaft, and a disc blade, the output shaft of the second hydraulic motor is fixedly connected to the drive shaft, and the disc blade is mounted on the drive shaft through a splint.

Further, an upper angle adjustment oil cylinder is also arranged between the upper trimming device and the middle trimming device, and a lower angle adjustment oil cylinder is also arranged between the lower trimming device and the middle trimming device, and the upper angle adjustment oil cylinder is used to adjust the upper trimming The included angle between the device and the middle trimming device, the lower angle adjustment oil cylinder is used to adjust the included angle between the lower trimming device and the middle trimming device.

After the present invention adopts the above technical scheme, compared with the prior art, it has the following advantages:

1. The adjustable fruit tree pruning machine of the present invention can meet the requirements of fruit tree pruning height, pruning tree shape and pruning uniformity by adjusting the spatial position of the pruning mechanism;

2. The cutting device of the present invention adopts the disc cutter and the reciprocating cutter to meet the pruning needs of branches of different thicknesses; the reciprocating cutter is suitable for cutting the thinner branches at the upper end, and the disc cutter is suitable for cutting the thicker branches at the lower end;

3. The present invention drives the pruning knife through the hydraulic motor to complete the pruning of the fruit tree, and can complete the pruning task of the branches and leaves on the side of the fruit tree;

4. The present invention adopts the connection mode of the bottom connecting seat, which can be installed on mobile equipment, so that the pruning machine has higher practicability, reduces labor intensity, and improves pruning efficiency.

The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.

Description of drawings

Fig. 1 is an axonometric view of the present invention;

Fig. 2 is the front view of the present invention;

Fig. 3 is a schematic structural view of the upper pruning device of the present invention;

Figure 4 is a cross-sectional view of the lower trimming device of the present invention.

The list of parts represented by each symbol in the figure is as follows:

1. Upper trimming device; 2. Middle trimming device; 3. Angle adjustment device; 4. Lower trimming device; Upper angle adjustment cylinder; 9. Beam; 10. Block; 11. Overall angle adjustment cylinder; 12. Lower angle adjustment cylinder; 13. Slider; Oil cylinder; 17, bottom welding; 18, buckle; 19, first hydraulic motor; 20, eccentric wheel; 21, tool holder; 22, fixed blade; 23, connecting rod; 24, moving blade; 25, edge guard Device; 26, disc blade; 27, splint; 28, drive shaft; 29, sleeve; 30, second hydraulic motor; 31, coupling.

Detailed ways

The principles and features of the present invention are described below in conjunction with the accompanying drawings, and the examples given are only used to explain the present invention, and are not intended to limit the scope of the present invention.

As shown in Figures 1-4, an adjustable fruit tree pruning machine includes a pruning mechanism, an angle adjustment mechanism and a frame assembly, and the pruning mechanism includes an upper pruning device 1, a middle pruning device 2 and a lower pruning device 4, It includes an upper trimming device 1, a middle trimming device 2 and a lower trimming device 4, the upper trimming device 1 and the lower trimming device 4 are hinged on the upper and lower ends of the middle trimming device 2, and the middle trimming device 2 is hinged on the frame assembly Above, the frame assembly is used to drive the trimming mechanism to move horizontally or vertically, and an angle adjustment mechanism is also provided between the frame assembly and the trimming mechanism, and the angle adjustment mechanism is used to adjust the trimming mechanism and the angle between the frame assembly.

Example

This embodiment proposes an adjustable fruit tree pruning machine, including a pruning mechanism, an angle adjustment mechanism and a frame assembly, and the pruning mechanism includes an upper pruning device 1, a middle pruning device 2, a lower pruning device 4 and an angle adjustment device 3. The upper trimming device 1 is hinged to the top of the intermediate trimming device 2, the lower trimming device 4 is hinged to the bottom of the intermediate trimming device 2, and the intermediate trimming device 2 is hinged to the traverse frame 6. The trimming mechanism can move horizontally relative to the frame assembly. Direction and vertical movement, and the trimming mechanism can achieve angle change relative to the frame assembly.

As an embodiment, the angle adjustment device 3 includes an upper angle adjustment oil cylinder 9, a lower angle adjustment oil cylinder 12 and an overall angle adjustment oil cylinder 11, and the upper angle adjustment oil cylinder 9 and the lower angle adjustment oil cylinder 12 realize the angle adjustment between trimming devices , the overall angle adjustment oil cylinder 11 realizes the angle adjustment of the whole pruning mechanism.

As an embodiment, the frame assembly includes a vertical movement frame 5, a traverse frame 6 and a connecting seat 7, and the vertical movement frame 5 includes guide rails 12 and sliders 13 to move in the vertical direction; the traverse frame 6 passes through the side The moving cylinder 15 drives the guide rail 12 to move in the horizontal direction, and the traversing frame 6 is connected to the lifting cylinder 16, which is used to drive the trimming mechanism to move in the vertical direction, and the traversing frame 6 and the intermediate trimming device 2 are adjusted by the overall angle The oil cylinder 11 is connected, and the overall angle adjustment oil cylinder 11 is used to drive the angle adjustment of the pruning mechanism and the frame assembly.

As an embodiment, the connecting seat 7 includes a bottom welding 17 and a buckle 18, the bottom of the vertical movement frame 5 is welded and connected to the connecting seat 7, and the connecting seat 7 is connected to the lifting cylinder 16, and the bottom welding 17 passes through The buckle 18 is connected with the mobile device, and the connection seat 7 installs the pruning machine on the mobile device.

As an embodiment, the trimming mechanism includes an upper trimming device 1, a middle trimming device 2, a lower trimming device 4 and an angle adjustment device 3, and the upper trimming device 1, the middle trimming device 2 and the lower trimming device 4 include a trimmer and a trimmer respectively. The trimming frame, the trimming knife is installed on the trimming frame.

As an embodiment, when the upper trimming device 1 works, the first hydraulic motor 19 drives the rotation of the eccentric wheel 20, and the eccentric wheel 20 drives the moving blade 24 to reciprocate through the connecting rod 23, and the reciprocating moving blade 24 and the The fixed blade 22 creates a shearing action, and the guard 25 keeps the fixed blade 24 in the correct position.

As an embodiment, the middle trimming device 2 includes a disc blade and a reciprocating cutter 8, and the reciprocating cutter 8 is connected to a spacer 10 so that the trimming level of the middle trimming device 2 is close to one another.

As an embodiment, when the lower pruning device 4 works, the second hydraulic motor 30 drives the disc blade 26 to rotate through the drive shaft 28, thereby realizing the pruning of fruit trees. The drive shaft 28 and the second hydraulic motor 30 pass through the sleeve 29 Connected with the shaft coupling 31, the clamping plate 26 facilitates the positioning and dismounting of the disc blade 27.

The using method of the present invention specifically comprises the following steps:

Step 1: Connect the fruit tree trimmer to the front link device of the mobile device through the upper buckle and the lower buckle of the connecting seat, and the staff controls the fruit tree trimmer to reach the fruit tree to be trimmed by operating the mobile device;

Step 2: Powered by mobile equipment, the lifting cylinder and side shifting cylinder drive the horizontal movement frame to move left and right and the vertical movement frame to move up and down to meet the pruning requirements of fruit trees of different heights;

Step 3: adjust the trimming angle of the trimming device through the upper angle adjustment cylinder and the lower angle adjustment cylinder;

Step 4: adjust the angle of the pruning device through the overall angle adjustment oil cylinder to adapt to the topography changes of the fruit tree growth environment;

Step 5: Start the hydraulic motor to drive the reciprocating cutter to do reciprocating motion, and drive the circular saw blade to make rotary motion to complete the pruning work.

The above descriptions are examples of the best implementation modes of the present invention, and the parts not mentioned in detail are common knowledge of those skilled in the art. The protection scope of the present invention is based on the content of the claims, and any equivalent transformation based on the technical inspiration of the present invention is also within the protection scope of the present invention.

Claims (9)

1. The adjustable fruit tree trimmer is characterized by comprising a trimming mechanism, an angle adjusting mechanism and a frame assembly, wherein the trimming mechanism comprises an upper trimming device (1), a middle trimming device (2) and a lower trimming device (4), the upper trimming device (1), the middle trimming device (2) and the lower trimming device (4) are arranged, the upper trimming device (1) and the lower trimming device (4) are hinged to the upper end and the lower end of the middle trimming device (2), the middle trimming device (2) is hinged to the frame assembly, the frame assembly is used for driving the trimming mechanism to move in the horizontal direction or the vertical direction, an overall angle adjusting mechanism is further arranged between the frame assembly and the trimming mechanism, and the overall angle adjusting mechanism is used for adjusting an angle between the trimming mechanism and the frame assembly.

2. The adjustable fruit tree pruning machine according to claim 1, wherein the frame assembly comprises a vertical moving frame (5), a transverse moving frame (6) and a connecting seat (7), the vertical moving frame (5) is arranged on the connecting seat (7), the transverse moving frame (6) is arranged on the vertical moving frame (5), the pruning mechanism is arranged on the transverse moving frame (6), the vertical moving frame (5) is used for driving the transverse moving frame (6) to move in a vertical direction, and the transverse moving frame (6) is used for driving the pruning mechanism to move in a horizontal direction.

3. The adjustable fruit tree pruning machine according to claim 1, wherein the overall angle adjusting mechanism is an overall angle adjusting cylinder (11), a cylinder barrel of the overall angle adjusting cylinder (11) is fixed on the cross frame (6), and the push rod is fixed on the middle pruning device (2).

4. The adjustable fruit tree pruning machine according to claim 2, wherein a buckle (18) is arranged at the bottom of the connecting seat (7), the connecting seat (7) is connected with an external mobile device through the buckle (18), and the pruning machine is installed on the external mobile device through the connecting seat (7).

5. The adjustable fruit tree trimmer according to claim 1, characterized in that the upper trimming device (1) is a reciprocating cutter, the middle trimming device (2) comprises a reciprocating cutter and a disc cutter, and the lower trimming device (4) is a disc cutter.

6. The adjustable fruit tree pruning machine according to claim 1, wherein the middle pruning device (2) has a reciprocating cutter at the upper end and a disc type cutter at the lower end, and the reciprocating cutter is vertically arranged.

7. The adjustable fruit tree pruning machine according to claim 5, wherein the upper pruning device (1) comprises a first hydraulic motor (19), an eccentric wheel (20), a connecting rod (23), a fixed blade (22) and a movable blade (24), the first hydraulic motor (19) is used for driving the eccentric wheel (20) to rotate, the eccentric wheel (20) is used for driving the movable blade (24) to reciprocate through the connecting rod (23), the movable blade (24) which reciprocates forms a shearing action with the fixed blade (22), and the blade protector (25) is used for keeping the fixed blade (22) fixed.

8. The adjustable fruit tree pruning machine according to claim 1, wherein the lower pruning device (4) comprises a second hydraulic motor (30), a driving shaft (28) and a disc blade (26), an output shaft of the second hydraulic motor (30) is fixedly connected with the driving shaft (28), and the disc blade (26) is installed on the driving shaft (28) through a clamping plate (27).

9. The adjustable fruit tree pruning machine according to claim 1, wherein an upper angle adjusting cylinder is further arranged between the upper pruning device (1) and the middle pruning device (2), and a lower angle adjusting cylinder is further arranged between the lower pruning device (4) and the middle pruning device (2), the upper angle adjusting cylinder is used for adjusting an included angle between the upper pruning device (1) and the middle pruning device (2), and the lower angle adjusting cylinder is used for adjusting an included angle between the lower pruning device (4) and the middle pruning device (2).

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