CN215011841U

CN215011841U - Orchard pruner

Info

Publication number: CN215011841U
Application number: CN202121665677.9U
Authority: CN
Inventors: 崔强; 马玉玲; 丛培敏; 曹洪建; 王林军; 叶全; 王兆顺
Original assignee: Weihai Zhongyi Modern Agricultural Equipment Technology Co ltd
Current assignee: Weihai Zhongyi Modern Agricultural Equipment Technology Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-12-07
Anticipated expiration: 2031-07-21

Abstract

The application discloses orchard pruner, orchard pruner include frame assembly device, hydraulic drive system and shearing mechanism, frame assembly device includes fixing base, vertical telescopic bracket, horizontal telescopic bracket and runing rest, hydraulic drive system includes altitude mixture control pneumatic cylinder, sideslip pneumatic cylinder, angle modulation pneumatic cylinder and shearing hydraulic motor, shearing mechanism includes stationary blade and moving blade. The utility model discloses hydraulic system can adjust height, angle and the shearing depth of pruner in a flexible way, is adapted to the demand of fruit tree pruning to different trees, height, angle. The fixed blade and the movable blade are reasonable in structural design, strong in shearing force and high in stability. The orchard pruner is convenient to connect with the mobile equipment and is simple to operate.

Description

Orchard pruner

Technical Field

The utility model relates to an agriculture and forestry mechanical equipment technical field especially relates to an orchard pruner.

Background

In the growth process of fruit trees, pruning is an important work. The crown of the fruit tree expands along with the increase of the age of the fruit tree, and the branches and leaves are too many, which will cause the consequences of internal air inside the outer space, premature senility of the tree vigor and the like. Too many branches of fruit trees can cause poor ventilation and light transmission, so that the fruits cannot be sufficiently illuminated, and the yield and the quality of the fruits are seriously influenced. The traditional manual pruning has low efficiency and high labor intensity, and is difficult to meet the requirement of modern large-scale planting. The existing pruning machine is mostly a semi-automatic hand-held type shearing and saw blade type tool, the structure is simple, but the mechanization degree is low. In the orchard adopting ridge planting, the trees are arranged neatly, integral pruning can be adopted during pruning, and the existing pruning equipment is difficult to meet the requirements of high efficiency and integral pruning.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that there are orchard pruner mechanization degree low, whole pruning inefficiency in prior art, this application provides an orchard pruner that degree of automation is high, pruning efficiency is high.

In order to achieve the purpose, the technical scheme adopted by the application is as follows:

an orchard pruner comprises a frame assembly device, a hydraulic driving system and a shearing device, wherein the frame assembly device comprises a fixed seat, a vertical telescopic bracket, a transverse telescopic bracket and a rotating bracket, the hydraulic driving system comprises a height adjusting hydraulic cylinder, a transverse hydraulic cylinder, an angle adjusting hydraulic cylinder and a shearing hydraulic motor, the shearing device comprises a fixed blade and a movable blade, a fixed sleeve of the vertical telescopic bracket is connected with the fixed seat, a fixed sleeve of the transverse telescopic bracket is connected with a telescopic pipe of the vertical telescopic bracket, the rotating bracket is hinged with a telescopic pipe of the transverse telescopic bracket, two ends of the height adjusting hydraulic cylinder are respectively connected with the fixed sleeve and the telescopic pipe of the vertical telescopic bracket, two ends of the transverse hydraulic cylinder are respectively connected with the fixed sleeve and the telescopic pipe of the transverse telescopic bracket, and two ends of the angle adjusting hydraulic cylinder are respectively connected with the telescopic pipe and the rotating bracket of the transverse telescopic bracket, the shearing device is arranged on the rotating bracket, and the movable blade is connected with the shearing hydraulic motor.

Preferably, the shearing device further comprises a cutter fixing frame, the cutter fixing frame is connected with the rotating support through a connecting frame, the fixed blade is fixed on the cutter fixing frame, the shearing hydraulic motor is fixed on the cutter fixing frame and connected with the movable blade support through a connecting rod, and the shearing hydraulic motor drives the movable blade to reciprocate relative to the fixed blade.

Preferably, the fixed blades are fixed with the transverse connecting rod in a group of two fixed blades, and the transverse connecting rod is fixed on the cutter fixing frame through bolts.

Preferably, the fixed blade is divided into a spine portion and a cylindrical portion, the cylindrical portion is divided into a fixed connecting end and a free end along the axial direction of the cylindrical portion, the fixed connecting end is connected with the cutter fixing frame, the free end is suspended, a movable blade accommodating gap is formed between the fixed connecting end and the free end, and the movable blade translates in the movable blade accommodating gap.

Preferably, the cutter fixing frame is provided with a movable blade limiting mechanism at intervals along the long axis direction, the movable blade limiting mechanism comprises a fixing block and a limiting block, the fixing block is fixed with the cutter fixing frame, one end of the limiting block is connected with the fixing block, and the other end of the limiting block is located at the position of the movable blade between the two fixed blades.

Preferably, the fixed seat is connected with the mobile device.

Preferably, the movable blade is triangular.

The utility model has the advantages that: (1) the hydraulic system can flexibly adjust the height, the angle and the shearing depth of the orchard pruner, and is suitable for the requirements of fruit tree pruning on different tree shapes, heights and angles. (2) The fixed blade and the movable blade are reasonable in structural design, strong in shearing force and high in stability. (3) The orchard pruner is convenient to connect with the mobile equipment and is simple to operate.

Drawings

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

Fig. 1 is the main view of the orchard pruning machine.

Fig. 2 is the utility model discloses orchard pruner rear view.

Fig. 3 is the utility model discloses orchard pruner left side view.

Fig. 4 is the utility model discloses orchard pruner right side view.

Fig. 5 is the utility model discloses orchard pruner spatial structure sketch map.

Fig. 6 is a partially enlarged view of a portion a in fig. 3.

Fig. 7 is a partial enlarged view of fig. 5 at B.

In the figure: 1 rack assembly device, 11 fixing seats, 12 vertical telescopic supports, 121 fixed sleeves, 122

telescopic pipes

122, 13 horizontal telescopic supports, 131 fixed sleeves, 132

telescopic pipes

122, 14 rotating supports, 15 connecting frames, 2 hydraulic driving systems, 21 height adjusting hydraulic cylinders, 22 horizontal moving hydraulic cylinders, 23 angle adjusting hydraulic cylinders, 24 shearing hydraulic motors, 3 shearing devices, 31 fixed blades, 311 spine parts, 312 cylindrical parts, 312a fixed connecting ends, 312b free ends, 312c movable blade accommodating gaps, 32 movable blades, 33 cutter fixing frames, 34 movable blade supports, 35 horizontal connecting rods, 36 bolts, 37 movable blade limiting mechanisms, 371 fixed blocks, 372 limiting blocks and 4 connecting rods.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

As shown in fig. 1-5, the utility model discloses orchard pruner, including frame assembly device 1, hydraulic drive system 2 and shearing mechanism 3, frame assembly device 1 includes fixing base 11, vertical telescopic bracket 12, horizontal telescopic bracket 13 and rotation support 14, and vertical telescopic bracket 12 and horizontal telescopic bracket 13 all have fixed

sleeving

121, 131 and

flexible pipe

122, 132 to constitute, and

flexible pipe

122, 132 set up in

fixed sleeving

121, 131 and stretch out and draw back along fixed

sleeving

121, 131 to adjust the length of vertical telescopic bracket 12 and horizontal telescopic bracket 13. The hydraulic driving system 2 comprises a height adjusting hydraulic cylinder 21, a transverse moving hydraulic cylinder 22, an angle adjusting hydraulic cylinder 23 and a shearing hydraulic motor 24, the shearing device 3 comprises a fixed blade 31 and a movable blade 32, a fixed sleeve 121 of a vertical telescopic support 12 is connected with a fixed seat 11, a fixed sleeve 131 of a transverse telescopic support 13 is connected with a telescopic pipe 122 of the vertical telescopic support 12, a rotating support 14 is hinged with a telescopic pipe 132 of the transverse telescopic support 13, two ends of the height adjusting hydraulic cylinder 21 are respectively connected with the fixed sleeve 121 and the telescopic pipe 122 of the vertical telescopic support 12, two ends of the transverse moving hydraulic cylinder 22 are respectively connected with the fixed sleeve 131 and the telescopic pipe 132 of the transverse telescopic support 13, two ends of the angle adjusting hydraulic cylinder 23 are respectively connected with the telescopic pipe 132 and the rotating support 14 of the transverse telescopic support 13, and the shearing device 3 is installed on the rotating support 14. The shearing device 3 comprises a fixed blade 31 and a movable blade 32, and the movable blade 32 is connected with the shearing hydraulic motor 24. The shearing hydraulic motor 24 drives the movable blade 32 to reciprocate relative to the fixed blade 32, and the reciprocating movable blade 32 and the fixed blade 31 which is a bottom edge form a shearing action to shear branches. The angle-adjusting hydraulic cylinder 23 adjusts the angle of the rotating bracket 14 connected thereto, thereby adjusting the shearing angle of the shearing apparatus 3. The traverse hydraulic cylinder 22 controls the extension and contraction of the telescopic tube 132 of the transversely telescopic bracket 13 in the fixed sleeve 131, thereby controlling the transverse movement of the shearing apparatus 3. The height adjusting hydraulic cylinder 21 controls the telescopic pipe 122 of the vertical telescopic bracket 12 to extend and retract relative to the fixed sleeve 121, and controls the height of the orchard pruner. The utility model discloses its shearing angle, lateral distance, altitude mixture control are simple and convenient at pruning in-process to orchard pruner.

In this embodiment, the shearing apparatus 3 further includes a cutter fixing frame 33, the cutter fixing frame 33 is connected with the rotating bracket 14 through the connecting frame 15, the fixed blade 31 is fixed on the cutter fixing frame 33, the shearing hydraulic motor 24 is fixed on the cutter fixing frame 33 and is connected with the movable blade bracket 34 through the connecting rod 4, the shearing hydraulic motor 24 drives the movable blade 32 to reciprocate relative to the fixed blade 31 through the connecting rod 4, and the movable blade 32 and the fixed blade 31 cooperate to shear branches.

In this embodiment, two fixed blades 31 are fixed to a transverse link 35, and the transverse link 35 is fixed to the tool holder 33 by a bolt 36. The movable blade 32 is positioned and reinforced by the transverse connecting rod 35, the fixed blade 31 is stable in structure in the shearing process, and the shearing is not influenced by the dislocation phenomenon.

In this embodiment, as shown in fig. 6 and 7, the fixed blade 31 is divided into a spine portion 311 and a cylindrical portion 312, the cylindrical portion 312 is divided into a fixed connection end 312a and a free end 312b along the axial direction thereof, the fixed connection end 312a is connected with the cutter holder 33, the free end 312b is suspended, a movable blade accommodation gap 312c is formed between the fixed connection end 312a and the free end 312b, and the movable blade 32 translates in the movable blade accommodation gap 312 c. The cutter fixing frame 33 is provided with the moving blade limiting mechanisms 37 at intervals along the long axis direction, each moving blade limiting mechanism 37 comprises a fixing block 371 and a limiting block 372, the fixing block 371 is fixed with the cutter fixing frame 33, one end of each limiting block 372 is connected with the fixing block 371, and the other end of each limiting block 372 is located at the moving blade 32 between the two fixed blades 31. The movable blade 32 is located in the movable blade accommodating gap 312c, the fixed connecting end 312a and the free end 312b of the cylindrical part 312 of the fixed blade 31 have a limiting effect on the movement of the movable blade 32 in the short axis direction of the cutter fixing frame 33, the limiting block 372 of the movable blade limiting mechanism 37 further enhances the limiting strength of the free end 312b of the fixed blade 31, the fixed block 371 has a limiting effect on the movement of the movable blade 32 in the direction of the cutter fixing frame 33, the stable translation of the movable blade 32 in the long axis direction of the cutter fixing frame 33 is ensured under the combined action of the fixed blade 31 and the movable blade limiting mechanism 37, the matching between the movable blade 32 and the fixed blade 31 is smoother, the movable blade 32 cannot be displaced and dislocated in the shearing process, the shearing effect is ensured, and the phenomenon that the branches are damaged by dislocation is avoided. The movable blade 32 is triangular, the spine-shaped fixed blade 31 has a fixing effect on branches, and the triangular movable blade 32 is sharper and is beneficial to cutting branches.

Fixing base 11 is connected with the mobile device through the fixed screw, utilizes the mobile device to remove orchard pruner, easy operation, laborsaving.

The utility model discloses a theory of operation: firstly, the height adjusting hydraulic cylinder 21, the traversing hydraulic cylinder 22 and the angle adjusting hydraulic cylinder 23 adjust the orchard pruner to a proper height and angle, the shearing hydraulic motor 24 drives the connecting rod 4 to swing, so as to drive the movable blade bracket 34 to reciprocate, and the movable blade 32 doing reciprocating motion and the fixed blade 31 doing bottom edge form shearing action to shear branches.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides an orchard pruner which characterized in that: the orchard pruner comprises a frame assembly device, a hydraulic driving system and a shearing device, wherein the frame assembly device comprises a fixed seat, a vertical telescopic bracket, a transverse telescopic bracket and a rotating bracket, the hydraulic driving system comprises a height adjusting hydraulic cylinder, a transverse moving hydraulic cylinder, an angle adjusting hydraulic cylinder and a shearing hydraulic motor, the shearing device comprises a fixed blade and a movable blade, a fixed sleeve of the vertical telescopic bracket is connected with the fixed seat, a fixed sleeve of the transverse telescopic bracket is connected with a telescopic pipe of the vertical telescopic bracket, the rotating bracket is hinged with a telescopic pipe of the transverse telescopic bracket, two ends of the height adjusting hydraulic cylinder are respectively connected with the fixed sleeve and the telescopic pipe of the vertical telescopic bracket, two ends of the transverse moving hydraulic cylinder are respectively connected with the fixed sleeve and the telescopic pipe of the transverse telescopic bracket, and two ends of the angle adjusting hydraulic cylinder are respectively connected with the telescopic pipe and the rotating bracket of the transverse telescopic bracket, the shearing device is arranged on the rotating bracket, and the movable blade is connected with the shearing hydraulic motor.

2. The orchard pruner of claim 1, wherein: the shearing device further comprises a cutter fixing frame, the cutter fixing frame is connected with the rotating support through a connecting frame, the fixed blade is fixed on the cutter fixing frame, the shearing hydraulic motor is fixed on the cutter fixing frame and connected with the movable blade support through a connecting rod, and the shearing hydraulic motor drives the movable blade to reciprocate relative to the fixed blade.

3. The orchard pruner of claim 2, wherein: and two fixed blades are fixed with the transverse connecting rod in a group, and the transverse connecting rod is fixed on the cutter fixing frame through bolts.

4. The orchard pruner of claim 2, wherein: the fixed blade is divided into a spine portion and a cylindrical portion, the cylindrical portion is divided into a fixed connecting end and a free end along the axial direction of the cylindrical portion, the fixed connecting end is connected with the cutter fixing frame, the free end is suspended, a movable blade accommodating gap is formed between the fixed connecting end and the free end, and the movable blade translates in the movable blade accommodating gap.

5. An orchard pruner according to claim 2, 3 or 4, characterized in that: the cutter fixing frame is provided with a movable blade limiting mechanism at intervals along the long axis direction, the movable blade limiting mechanism comprises a fixing block and a limiting block, the fixing block is fixed with the cutter fixing frame, one end of the limiting block is connected with the fixing block, and the other end of the limiting block is located at the position of the movable blade between the two fixed blades.

6. An orchard pruner according to any one of claims 1-4, characterized in that: the fixed blade is in a sharp-pointed shape, and the movable blade is in a triangular shape.

7. The orchard pruner of claim 1, wherein: the fixing seat is connected with the mobile device.