CN114097453B

CN114097453B - Rear suspension type pruning machine

Info

Publication number: CN114097453B
Application number: CN202111574089.9A
Authority: CN
Inventors: 王茂博; 徐丽明; 张佳喜
Original assignee: Urumqi Younike Biological Science & Technology Co ltd
Current assignee: Urumqi Younike Biological Science & Technology Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2023-03-28
Anticipated expiration: 2041-12-21
Also published as: CN114097453A

Abstract

The embodiment of the invention discloses a rear suspension type pruning machine, which comprises: the multifunctional pruning machine comprises a circular saw, a swing arm, an inner rack and a rack, wherein the circular saw is installed on the swing arm, the swing arm is connected to the inner rack, the inner rack is inserted into the rack, the rack is fixed on a rear suspension rack of a tractor, the circular saw is driven by power output by a rear output shaft of the tractor to cut shrubs, the cutting width and the cutting angle can be adjusted by a hydraulic cylinder, and the multifunctional pruning machine can be used for pruning small shrubs, green fences, grapes and fruit trees, and has the advantages of safety, simple structure, high efficiency and low cost.

Description

Rear suspension type pruning machine

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to a rear-suspension type pruning machine.

Background

Due to the poor benefits of grape planting in recent years and the low hydraulic output power of tractors in many areas, farmers need a low-cost pruning machine driven by a rear output shaft of the tractor. The invention discloses a machine which is fixed on the rear suspension of a tractor and utilizes the power output by the rear output shaft of the tractor to drive a circular saw to cut grapes and shrubs.

Disclosure of Invention

The invention aims to provide a rear suspension type pruning machine, which aims to solve the problems of low efficiency and low safety of a backpack type circular saw and a shear commonly adopted by shrub stumping in the prior art.

The invention provides a rear-suspension type pruning machine, which comprises: the power input shaft, the mounted frame, the action wheel, the chain, first pneumatic cylinder pillar, first pneumatic cylinder, from the driving wheel, the pivot, the gear box, the swing arm, the axle, circular saw belt pulley, circular saw belt, circular saw, gear box side belt pulley, gear box side belt, the pivot belt pulley, the inner frame, the pivot bearing frame, the second pneumatic cylinder, gear box below belt pulley, the frame, the swing arm rotates through pivot and pivot bearing frame and connects in the inner frame, the rigid coupling has first pneumatic cylinder pillar on the inner frame, link in the swing arm through first pneumatic cylinder, the inner frame plug-in connection has the second pneumatic cylinder in the frame, the rigid coupling has the mounted frame in the frame, the one end of inner frame even has the action wheel, the rigid coupling has the power input shaft on the action wheel, the other end rigid coupling of inner frame has the pivot bearing frame, the pivot bearing frame middle rotation of pivot bearing frame is connected with the pivot, pivot one end rigid coupling has from the driving wheel, the other end even has the pivot belt pulley, from the driving wheel links to each other end through chain and the driving wheel, the pivot belt pulley passes through gear box below belt pulley and links to each other with the circular saw belt.

The diameter of the driven wheel 7 is smaller than that of the rotating shaft belt pulley 17.

The number of teeth of the input shaft of the gear box is greater than that of the output shaft.

The pruning machine is fixed on the rear suspension of the tractor, the power output by the rear output shaft of the tractor is used for driving the circular saw to cut shrubs, the cutting width and the cutting angle can be adjusted through the hydraulic cylinder, the pruning machine can be used for stumping small shrubs and pruning hedgerows, grapes and fruit trees, and the pruning machine has the advantages of safety, simple structure, high efficiency and low cost.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any inventive exercise.

FIG. 1 is a schematic view of a swing arm of a rear suspension type pruning machine according to the present invention in horizontal use;

fig. 2 is a schematic view of the vertical use of the swing arm of the rear suspension type pruning machine provided by the invention.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 2, the pruning machine includes: a rear-suspension pruner, said pruner comprising: the power input shaft 1, the suspension bracket 2, the driving wheel 3, the chain 4, the first hydraulic cylinder support 5, the first hydraulic cylinder 6, the driven wheel 7, the rotating shaft 8, the gear box 9, the swing arm 10, the shaft 11, the circular saw belt pulley 12, the circular saw belt 13, the circular saw 14, the gear box side belt pulley 15, the gear box side belt 16, the rotating shaft belt pulley 17, the inner frame 18, the rotating shaft bearing seat 19, the second hydraulic cylinder 20, the belt pulley 21 below the gear box, the frame 22, the swing arm 10 is rotatably connected to the inner frame 18 through the rotating shaft 8 and the rotating shaft bearing seat 19, the first hydraulic cylinder support 5 is fixedly connected to the inner frame 18, the swing arm 10 is connected through the first hydraulic cylinder 6, the inner frame 18 is movably connected to the frame 22, the second hydraulic cylinder 20 is connected between the inner frame 18, the suspension bracket 2 is fixedly connected to the frame 22, the driving wheel 3 is connected to one end of the inner frame 18, the driving wheel 3 is fixedly connected to the power input shaft 1, the other end of the inner frame 18 is fixedly connected to the rotating shaft bearing seat 19, the rotating shaft 8 is rotatably connected to the rotating shaft 7, the other end of the rotating shaft is connected to the driven wheel 17, the swing arm 7 is connected to the driving wheel 3 through the gear box 4, the gear box is connected to the belt pulley 10, the swing arm 10, the belt pulley 9 is connected to the belt pulley 10, the belt pulley 10 is connected to the belt pulley 10, the belt pulley 10.

The diameter of the driven pulley 7 is smaller than that of the rotating shaft pulley 17.

The number of teeth of the input shaft of the gear box is larger than that of the output shaft.

When the pruning machine works, the rear output shaft of the tractor transmits power to the power input shaft 1, the power input shaft 1 transmits the power to the driving wheel 3, the driving wheel 3 transmits the power to the driven wheel 7 through the chain 4, the driven wheel 7 transmits the power to the rotating shaft belt pulley 17 through the rotating shaft 8, the rotating shaft belt pulley 17 transmits the power to the gear box side belt pulley 15 through the gear box side belt 16, the gear box side belt pulley 15 transmits the power to the gear box 9, the gear box 9 transmits the power to the circular saw belt pulley 12, and the circular saw belt pulley 12 drives the circular saw 14 to rotate through the shaft 11, so that the purpose of cutting is achieved. When the shuttle stubble leveling is carried out, the distance from the ground is generally required to be 0.6m, the machine is well fixed on a rear suspension rack of a tractor, a universal transmission shaft is arranged between a rear output shaft and a power input shaft 1 of the tractor, the tractor is started, a swing arm 10 is adjusted to be in a horizontal state shown in the figure 1, a second hydraulic cylinder 20 can be adjusted to extend out or retract to drive an inner support 18 to stretch out and draw back to a cutting width capable of covering the shuttle, the rear suspension height of the tractor is adjusted to be 0.6m, the tractor is started, the power input shaft 1 drives a driving wheel 3, a driven wheel 7 and a connected gear box 9, wherein the diameter of the driving wheel 3 is larger than that of the driven wheel 7, a rotating shaft belt pulley 17 is larger than that of the driven wheel 7 and a gear box side belt pulley 15, the rotating speed is gradually increased through transmission and then transmitted into the gear box 9, the rotating speed is further increased by the gear box 9, and finally the rotating speed of the circular saw 14 reaches more than 3000 r/min. When cutting hedges or trimming fruit trees, as shown in fig. 2, the first hydraulic cylinder 6 is retracted to make the swing arm 10 perpendicular to the ground, the height of the suspension frame 2 is adjusted according to the cutting height requirement, and then the extending distance of the inner frame 18 is adjusted by adjusting the second hydraulic cylinder 20 according to the terrain to achieve a suitable cutting width. When the tractor runs forwards, the first hydraulic cylinder 6 and the second hydraulic cylinder 20 can be adjusted according to the requirements of the cut object to achieve the purpose of continuous operation.

The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A rear-mounted pruning machine, characterized in that it comprises: the power transmission device comprises a power input shaft (1), a suspension bracket (2), a driving wheel (3), a chain (4), a first hydraulic cylinder support (5), a first hydraulic cylinder (6), a driven wheel (7), a rotating shaft (8), a gear box (9), a swing arm (10), a shaft (11), a circular saw belt pulley (12), a circular saw belt (13), a circular saw (14), a gear box side belt pulley (15), a gear box side belt (16), a rotating shaft belt pulley (17), an inner frame (18), a rotating shaft bearing seat (19), a second hydraulic cylinder (20), a gear box lower belt pulley (21) and a frame (22), wherein the swing arm (10) is rotatably connected to the inner frame (18) through the rotating shaft (8) and the rotating shaft bearing seat (19), the first hydraulic cylinder support (5) is fixedly connected to the inner frame (18), the first hydraulic cylinder support (5) is connected to the swing arm (10) through the first hydraulic cylinder (6), the inner frame (18) is inserted and connected to the frame (22), a second hydraulic cylinder (20) is connected between the inner frame (18) and the frame (22), the frame (22) is connected to the driving wheel (2), one end of the driving wheel (3) is fixedly connected to the driving wheel (1), interior frame (18) other end rigid coupling has pivot bearing frame (19), and pivot bearing frame (19) intermediate rotation is connected with pivot (8), and pivot (8) one end rigid coupling has from driving wheel (7), and the other end even has pivot belt pulley (17), link to each other with action wheel (3) through chain (4) from driving wheel (7), pivot belt pulley (17) link to each other with gear box side belt pulley (15) of rigid coupling on swing arm (10) through gear box side belt (16), the rigid coupling has gear box (9) on swing arm (10), gear box (9) pass gear box below belt pulley (21), circular saw belt (13) and rotate circular saw belt pulley (12) of connecting on swing arm (10) and link to each other, and circular saw belt pulley (12) pass swing arm (10) through axle (11) and link to each other with circular saw (14), the diameter from driving wheel (7) is less than the diameter of pivot belt pulley (17), the number of teeth of gear box (9) input shaft is greater than gear box (9) output shaft number of teeth.