CN211267784U

CN211267784U - Forestry branch trimming means

Info

Publication number: CN211267784U
Application number: CN201922250106.8U
Authority: CN
Inventors: 刘建平
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-08-18
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a forestry branch trimming means, which comprises a supporting bar, the bottom of bracing piece is provided with actuating mechanism, the top fixedly connected with of bracing piece saws the box, the inside sliding connection of sawing the box has the branch sawing mechanism that can reciprocate perpendicularly, the inside sliding connection of bracing piece has the actuating lever that the branch sawing mechanism of drive reciprocated perpendicularly, the side fixedly connected with lower cutter of bracing piece, the last fixed surface of cutter is connected with the upper slitter down. This forestry branch trimming means through rotating the crank, drives the inside cam rotation of drive case, according to the operating characteristic of cam, drives the actuating lever and reciprocates in the inside of bracing piece, and at the in-process that the actuating lever reciprocated, the drive sliding plate reciprocated through locating piece and spout in the inside of sawing the box to drive the saw bit and reciprocated, thereby reached and saw off the effect of thick lateral branch on ground, guaranteed that the operator carries out pruning work in safe place.

Description

Forestry branch trimming means

Technical Field

The utility model relates to a forestry pruning technical field specifically is a forestry branch trimming means.

Background

Forestry, which is a production department that protects the ecological environment to maintain ecological balance, cultivates and protects forests to obtain woods and other forest products, and utilizes the natural characteristics of the forests to play a role in protection, is one of the important components of national economy, is used in the human and biosphere to cultivate, protect and utilize forest resources through advanced scientific technology and management means, fully exerts various benefits of the forests, can continuously manage forest resources, and promotes the fundamental industry and social public welfare of the coordinated development of population, economy, society, environment and resources.

In order to promote the development of forestry, a forestry administrator can often prune the branches of trees to guarantee the healthy growth of trees and keep graceful tree form, wherein prune trees including pruning lower lateral branches on the trunk of trees, the trunk of these lateral branches is stronger than the trunk of other higher lateral branches, but because the growth of trees, lower lateral branch leaf can not contact sunshine, can not carry out photosynthesis, lead to the nutrition that needs to draw the trunk and live, thereby influenced the development of whole tree, the forestry administrator can prune it according to the condition, the way of pruning that the owner is first is to climb the tree and saw off it with the saw, but the operator need climb at the in-process of work, there is certain danger, the utility model provides a forestry pruning device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a forestry branch trimming means to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a forestry branch trimming means, includes the bracing piece, the bottom of bracing piece is provided with actuating mechanism, the top fixedly connected with of bracing piece saws the box, the inside sliding connection of sawing the box has the branch sawing mechanism that can reciprocate perpendicularly, the inside sliding connection of bracing piece has the actuating lever that the branch sawing mechanism of drive reciprocated perpendicularly, the side fixedly connected with lower cutter of bracing piece, the last fixed surface of lower cutter is connected with the upper slitter.

Preferably, actuating mechanism includes the drive case of fixed connection in the bracing piece bottom, the inside of drive case rotates and is connected with the pivot, the outer fixed surface of pivot is connected with the cam, the side of drive case is extended to the one end of pivot, and the one end fixedly connected with rocker of pivot, the top fixedly connected with crank of rocker, the surface cover of crank is equipped with the sleeve pipe.

Preferably, the branch sawing mechanism comprises a sliding plate which is slidably connected inside the saw box, the upper end and the lower end of the side surface of the sliding plate are fixedly connected with supporting columns, and the top ends of the two supporting columns are fixedly connected with saw blades through bolts.

Preferably, the front and the back of the sliding plate are both fixedly connected with positioning blocks, and the inner wall of the saw box is provided with sliding chutes matched with the positioning blocks.

Preferably, the top end of the driving rod extends to the inside of the saw box, the top end of the driving rod is fixedly connected with the lower surface of the sliding plate, the bottom end of the driving rod is rotatably connected with a rotating wheel, the outer surface of the rotating wheel is tangent to the outer surface of the cam, and a return spring is sleeved on the outer surface of the bottom end of the driving rod.

Preferably, the support rod is made of aluminum alloy, and the saw blade, the lower cutter and the upper cutter are made of high-carbon steel.

Advantageous effects

The utility model provides a forestry branch trimming means possesses following beneficial effect:

1. this forestry branch trimming means through rotating the crank, drives the inside cam rotation of drive case, according to the operating characteristic of cam, drives the actuating lever and reciprocates in the inside of bracing piece, and at the in-process that the actuating lever reciprocated, the drive sliding plate reciprocated through locating piece and spout in the inside of sawing the box to drive the saw bit and reciprocated, thereby reached and saw off the effect of thick lateral branch on ground, guaranteed that the operator carries out pruning work in safe place.

2. This forestry branch trimming means can drag the bracing piece downwards through the lower cutter and can cut off some thinner sidebranches, can lift the bracing piece upwards through the upper cutter and can cut off some thinner sidebranches equally to reached conveniently prune thinner sidebranches.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic side view of the present invention.

In the figure: the cutting machine comprises a supporting rod 1, a saw box 2, a driving rod 3, a lower cutter 4, an upper cutter 5, a driving box 6, a rotating shaft 7, a cam 8, a rocker 9, a crank 10, a sleeve 11, a sliding plate 12, a supporting column 13, a saw blade 14, a positioning block 15, a sliding groove 16, a rotating wheel 17 and a return spring 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a forestry branch trimming means, including bracing piece 1, the material of bracing piece 1 is the aluminum alloy, the aluminum alloy material is lighter, make lifting up that the operator can be very light, aluminum alloy density is low, but intensity is than higher, be close or exceed high-quality steel, good plasticity, can process into various section bars, the bottom of bracing piece 1 is provided with actuating mechanism, actuating mechanism includes the drive case 6 of fixed connection in bracing piece 1 bottom, the internal rotation of drive case 6 is connected with pivot 7, the outer fixed surface of pivot 7 is connected with cam 8, the side of drive case 6 is extended to the one end of pivot 7, and the one end fixedly connected with rocker 9 of pivot 7, the top fixedly connected with crank 10 of rocker 9, the surface cover of crank 10 is equipped with sleeve pipe 11, sleeve pipe 11 can make things convenient for the rotation of crank.

The top fixedly connected with of bracing piece 1 saws box 2, the spout 16 with locating piece looks adaptation is seted up to the inner wall of sawing box 2, the inside sliding connection of sawing box 2 has the branch of sawing mechanism that can reciprocate perpendicularly, the branch of sawing mechanism includes sliding connection at the inside sliding plate 12 of sawing box 2, the equal fixedly connected with locating piece 15 in the front and the back of sliding plate 12, the equal fixedly connected with pillar 13 in both ends about the side of sliding plate 12, the top of two pillars 13 is all through bolt fixedly connected with saw bit 14.

The inside sliding connection of bracing piece 1 has the perpendicular actuating lever 3 that reciprocates of drive saw branch mechanism, the top of actuating lever 3 extends to the inside of sawing box 2, and the top of actuating lever 3 and the lower fixed surface of sliding plate 12 are connected, the bottom of actuating lever 3 is rotated and is connected with runner 17, runner 17's surface is tangent with cam 8's surface, runner 17 and cam 8 rotation can reduce frictional force, it is more laborsaving to make the operator shake, the bottom surface cover of actuating lever 3 is equipped with reset spring 18, reset spring 18 can make the actuating lever 3 that shifts up return to the normal position, for next preparation of shifting up.

The side surface of the supporting rod 1 is fixedly connected with a lower cutter 4, the upper surface of the lower cutter 4 is fixedly connected with an upper cutter 5, the saw blade 14, the lower cutter 4 and the upper cutter 5 are all made of high-carbon steel, and the high-carbon steel has high strength and hardness, high elastic limit and fatigue limit and strong machinability after being subjected to proper heat treatment or cold drawing hardening.

The working principle is as follows: when thick lateral branches need to be trimmed, the whole device is moved to the position under a tree, so that the saw blade 14 is close to the lateral branches, the cam 8 in the driving box 6 is driven to rotate by rotating the crank handle 10, according to the working characteristics of the cam 8, the driving rod 3 is driven to move up and down in the supporting rod 1, during the up and down movement of the driving rod 3, the sliding plate 12 is driven to move up and down inside the saw box 2 through the positioning block 15 and the sliding chute 16, thereby driving the saw blade 14 to move up and down, the saw blade 14 can saw off the lateral branches in the process of moving up and down, thereby achieving the effect of convenient pruning, the supporting rod can be dragged downwards by the lower cutter 4 to cut off some thinner lateral branches, the supporting rod can be lifted upwards through the upper cutter 5, and some thin lateral branches can be cut off, so that an operator can achieve the pruning effect without climbing trees, and the pruning work of the operator in a safe place is guaranteed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a forestry branch trimming means, includes bracing piece (1), its characterized in that: the bottom of bracing piece (1) is provided with actuating mechanism, the top fixedly connected with of bracing piece (1) saws box (2), the inside sliding connection of sawing box (2) has the branch sawing mechanism that can reciprocate perpendicularly, the inside sliding connection of bracing piece (1) has the actuating lever (3) that the branch sawing mechanism of drive reciprocated perpendicularly, cutter (4) under the side fixedly connected with of bracing piece (1), cutter (5) are gone up to the last fixed surface of cutter (4) down.

2. The forestry branch pruning device according to claim 1, characterized in that: actuating mechanism includes drive case (6) of fixed connection in bracing piece (1) bottom, the inside rotation of drive case (6) is connected with pivot (7), the outer fixed surface of pivot (7) is connected with cam (8), the side of drive case (6) is extended to the one end of pivot (7), and one end fixedly connected with rocker (9) of pivot (7), the top fixedly connected with crank (10) of rocker (9), the surface cover of crank (10) is equipped with sleeve pipe (11).

3. The forestry branch pruning device according to claim 1, characterized in that: the branch sawing mechanism comprises a sliding plate (12) which is slidably connected inside the saw box (2), the upper end and the lower end of the side surface of the sliding plate (12) are fixedly connected with supporting columns (13), and the top ends of the two supporting columns (13) are fixedly connected with saw blades (14) through bolts.

4. The forestry branch pruning device according to claim 3, characterized in that: the front and the back of the sliding plate (12) are both fixedly connected with positioning blocks (15), and the inner wall of the saw box (2) is provided with a sliding groove (16) matched with the positioning blocks.

5. The forestry branch pruning device according to claim 1, characterized in that: the top end of the driving rod (3) extends to the inside of the saw box (2), the top end of the driving rod (3) is fixedly connected with the lower surface of the sliding plate (12), the bottom end of the driving rod (3) is rotatably connected with a rotating wheel (17), the outer surface of the rotating wheel (17) is tangent to the outer surface of the cam (8), and a return spring (18) is sleeved on the outer surface of the bottom end of the driving rod (3).

6. The forestry branch pruning device according to claim 3, characterized in that: the material of the supporting rod (1) is aluminum alloy, and the materials of the saw blade (14), the lower cutter (4) and the upper cutter (5) are all high-carbon steel.