CN114097453A

CN114097453A - Rear suspension type pruning machine

Info

Publication number: CN114097453A
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: 2022-03-01
Anticipated expiration: 2041-12-21
Also published as: CN114097453B

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 frame and a frame, wherein the circular saw is installed on the swing arm, the swing arm is connected to the inner frame, the inner frame is inserted into the frame, the frame 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, the multifunctional pruning machine can be used for pruning small shrubs, hedgerows, 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 poor benefits of grape planting in recent years and 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 machine is fixed on the rear suspension of a tractor, and the power output by the rear output shaft of the tractor drives 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 knapsack disk saw and a shear commonly used for stumping shrubs in the prior art.

The invention provides a rear-suspension type pruning machine, which comprises: the power input shaft, a suspension bracket, a driving wheel, a chain, a first hydraulic cylinder support, a first hydraulic cylinder, a driven wheel, a rotating shaft, a gear box, a swinging arm, a shaft, a circular saw belt pulley, a circular saw belt, a circular saw, a gear box side belt pulley, a gear box side belt, a rotating shaft belt pulley, an inner frame, a rotating shaft bearing seat, a second hydraulic cylinder, a belt pulley below the gear box and a frame, wherein the swinging arm is rotatably connected to the inner frame through the rotating shaft and the rotating shaft bearing seat, the first hydraulic cylinder support is fixedly connected to the inner frame and is connected to the swinging arm through the first hydraulic cylinder, the inner frame is inserted and connected into the frame, the second hydraulic cylinder is connected between the inner frame and the inner frame, the suspension bracket is fixedly connected to the frame, one end of the inner frame is connected with the driving wheel, the power input shaft is fixedly connected to the driving wheel, the rotating shaft bearing seat is fixedly connected to the other end of the inner frame, the rotating shaft bearing seat is rotatably connected with the rotating shaft, one end of the driven wheel is fixedly connected to the rotating shaft, the other end even has the pivot belt pulley, link to each other with the action wheel through the chain from the driving wheel, the pivot belt pulley passes through gear box side belt and links to each other with gear box side belt pulley of rigid coupling in the swing arm, the rigid coupling has the gear box on the swing arm, and the gear box passes through gear box below belt pulley, circular saw belt and rotates the circular saw belt pulley of connecting in the swing arm and link to each other, and circular saw belt pulley passes the swing arm through the axle and links to each other with the circular saw.

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 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 invention.

Referring to fig. 1 to 2, the pruning machine includes: a rear-suspension pruner, said pruner comprising: 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 belt pulley 21 below the gear box 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 inner frame 18 is fixedly connected with 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 into 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, one end of the inner frame 18 is connected with the driving wheel 3, the driving wheel 3 is fixedly connected with the power input shaft 1, the other end rigid coupling of interior frame 18 has pivot bearing frame 19, and the pivot bearing frame 19 intermediate rotation is connected with

pivot

8, and 8 one end rigid couplings of pivot have from driving wheel 7, and the other end even has pivot belt pulley 17, links to each other with action wheel 3 through chain 4 from driving wheel 7, pivot belt pulley 17 passes through gear box side belt 16 and links to each other with gear box side belt pulley 15 of rigid coupling on swing arm 10, and the rigid coupling has gear box 9 on swing arm 10, and gear box 9 passes through gear box below belt pulley 21, and circular saw belt 13 links to each other with circular saw belt pulley 12 of rotation connection on swing arm 10, and circular saw belt pulley 12 passes swing arm 10 through axle 11 and links to each other with circular saw 14.

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 between the machine and the ground is generally required to be 0.6m, the machine is 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 figure 1, the second hydraulic cylinder 20 can be adjusted to extend out or retract to drive the inner support 18 to extend and retract to a cutting width capable of covering the shuttle, the rear suspension height of the tractor is adjusted to 0.6m, the tractor is started, the power input shaft 1 drives the driving wheel 3, the driven wheel 7 and the connected gear box 9, wherein the diameter of the driving wheel 3 is larger than that of the driven wheel 7, the diameter of the rotating shaft belt pulley 17 is larger than that of the driven wheel 7 and the side belt pulley 15 of the gear box, the rotating speed is gradually increased through transmission, then the rotational speed is further increased by the gear box 9, and finally the rotational speed of the circular saw 14 reaches more than 3000 revolutions per minute. When cutting hedges or trimming fruit trees, as shown in fig. 2, the first hydraulic cylinder 6 is contracted 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 the proper 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-suspension pruner, said pruner comprising: 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 belt pulley (21) below the gear box 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) and connected to the swing arm (10) through the first hydraulic cylinder (6), the inner frame (18) is inserted and connected to the frame (22), between even there is second hydraulic cylinder (20), rigid coupling has mounted frame (2) on frame (22), the one end of interior frame (18) even has action wheel (3), and the rigid coupling has power input shaft (1) on action wheel (3), and 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), rigid coupling has gear box (9) on swing arm (10), and gear box (9) link to each other with pulley (12) of rotation connection on swing arm (10) through gear box below belt pulley (21), circular saw belt (13), the circular saw belt wheel (12) passes through the swing arm (10) through the shaft (11) and is connected with the circular saw (14).

2. A pruning machine according to claim 1, wherein the driven wheel (7) has a smaller diameter than the shaft pulley (17).