CN210695060U - Hedge pruning cutter - Google Patents

Abstract

The utility model provides a hedge trimming cutter, relates to hedge trimmer cutter technical field, including upper cutter and the bottom knife that sets up side by side from top to bottom level to form between upper cutter and the bottom knife and refine the space, and be in overlooking the state, arrange perpendicularly between upper cutter and the bottom knife. The utility model solves the problems that when the pruning cutter in the traditional technology rotates, the cutter is easy to loose and fly due to the eccentric force; the rotating speed of the cutter needs to be increased, so that the hedgerow is cut; and the cut broken branches are easy to be bagged and need to be broken and cut twice manually.

Description

Hedge pruning cutter

Technical Field

The utility model relates to a hedge trimmer cutter technical field, concretely relates to hedge trimmer cutter.

Background

The median greening of the expressway mainly aims at beautifying the traffic environment and preventing vehicles from dazzling at night, and the driving safety is not facilitated by too high and too low greening growth. The median greening and pruning of the expressway is an important content of expressway greening and maintenance, and the improvement of the working efficiency of the median greening and pruning is important for reducing the enterprise cost and improving the safety factor.

The regular pruning of the greening is an important content of daily maintenance, and the greening pruning method plays a key role in the work efficiency and safety. Traditional afforestation is pruned, is pruned by the handheld hedge trimmer of operation personnel manual work, or utilizes machinery and the lower simple and easy repacking equipment of degree of automation to prune, assists the manual work to collect, and personnel's intensity is higher when pruning the operation, so field operation factor of safety is lower.

Therefore, the vehicle-mounted pruning machine is generally adopted in the market, the mobile platform is a light truck, and the diesel engine unit is used as the power of the pruning device and can be used for pruning the hedgerow

The chinese national intellectual property office discloses a utility model patent that patent number is ZL2018211298554, this patent includes the transmission case, be equipped with hydraulic motor including transmission case top one end, transmission case bottom is equipped with the fixed plate, the fixed plate middle part has set firmly the driving shaft bearing frame, the driving shaft bearing frame rotates and has the driving shaft, the driving shaft top links to each other with hydraulic motor's output, fixed plate one end is equipped with the bar hole, the bar downthehole slip is equipped with the driven shaft bearing frame, driven shaft bearing frame internal rotation has the driven shaft, the driven shaft top passes through belt drive mechanism and links to each other with the driving shaft, driven shaft bearing frame one side is equipped with the tensioning bolt, driving. The utility model discloses a driving shaft drives the driven shaft and rotates to realize that two trimming blades prune the hedgerow simultaneously, the tensioning bolt has improved belt drive mechanism's transmission efficiency, and terminal surface separation and reunion tooth has reduced the regulation degree of difficulty of arm moreover, has improved the pruning efficiency of hedgerow, has reduced the pruning cost.

However, the device gradually exposes the defects of the device in the actual production and use process:

firstly, although the device utilizes the trimming blade to trim the hedgerow, the blade that the device adopted is half-sheet type structure, this just leads to the device in the drive blade rotation in-process, has the condition of certain eccentric force for the whole vibration of device appears, and long time, the phenomenon that makes easily appear taking off between the part, makes the phenomenon that the trimming blade easily appears the departure, causes the potential safety hazard to human body and peripheral vehicle.

Secondly, the device adopts half-chip type, and the rotating speed of the device needs to be advanced to ensure the cutting of the hedgerow, so that the contact times of the blade and the hedgerow in unit time are increased, the output power of a power mechanism for driving the cutter to rotate is increased, the service life is prolonged, and the energy consumption is increased.

Thirdly, after the hedgerow is cut by the half-sheet type blade, because the blade and the hedgerow are cut at a time, when the broken branches are collected by workers, the broken branches also need to be broken and cut off, so that the transportation and the processing of subsequent bagging are facilitated, but the mode also improves the output of labor force undoubtedly.

From the above, it is obvious that the prior art has inconvenience and disadvantages in practical use, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a hedge trimming cutter, which is used for solving the problems that when the trimming cutter in the traditional technology rotates, the cutter is easy to loose and fly due to the eccentric force; the rotating speed of the cutter needs to be increased, so that the hedgerow is cut; and the cut broken branches are easy to be bagged and need to be broken and cut twice manually.

In order to achieve the above object, the utility model provides a following technical scheme:

a hedge trimming cutter comprises an upper cutter and a lower cutter which are horizontally arranged in parallel, a thinning space is formed between the upper cutter and the lower cutter, and the upper cutter and the lower cutter are vertically arranged in a overlooking state.

As an improved scheme, the two ends of the lower cutter are provided with arc-shaped plates which are used for forming rotary air flow when rotating.

As an improved scheme, a fixed seat is arranged between the central position of the upper cutter and the central position of the lower cutter.

As an improvement, the upper tool and the lower tool are in the same rotating track.

As an improved scheme, the lower cutter comprises a lower cutter seat plate, two ends of the lower cutter seat plate are fixedly connected with connecting plates respectively in an inclined downward mode, horizontally arranged lower cutter bodies are fixedly connected through the connecting plates, and lower cutting edges are respectively arranged on the side walls, located in front of the rotating direction, of the two lower cutter bodies.

As an improved scheme, the arc-shaped plate is fixedly connected to the lower cutter body.

As a modified solution, the arc-shaped plate is located on the side wall of the lower cutter body behind the rotation direction.

As an improved scheme, the upper cutter comprises an upper cutter body, and the side walls of the two ends of the upper cutter body in front of the rotating direction are respectively provided with an upper cutting edge.

As an improved scheme, fixing holes are further formed in the center position of the upper cutter and the center position of the lower cutter respectively, and the upper cutter and the lower cutter are mounted on the fixing seat through the fixing holes.

As an improvement, the lower blade and the upper blade are in the same rotational track.

As an improved scheme, the fixed seat is a cylindrical body.

Compared with the prior art, the beneficial effects of the utility model are that:

the arc-shaped plate rotates to form rotating ascending airflow, the rotating ascending airflow can blow up the pruned branch and leaf, and the arc-shaped plate has the function of throwing the branch and leaf upwards; wherein the broken branches move upwards and can be matched with a collecting device to realize collection; the cut broken branches are cut again with a cutter above the cut broken branches, so that the thinned broken branches are conveniently and manually bagged; the rotation along the center of the cutter is realized, and the stability during the rotation is ensured; the two cutters are provided with 4 cutting edges, so that the cutting efficiency of the two cutters in unit time is 4 times that of a half-sheet cutter in the prior art; the high hedgerow cutting times are realized while the low-speed rotation is realized, and the energy consumption is reduced; and reduces the wear of the cutter; and four blades are arranged along the center in a rotating way, so that the rotating stability is further improved; the rotating tracks of the two cutters are the same, so that the coaxiality of the two cutters is ensured; the phenomena of loosening of parts and flying of blades are prevented, and the safety of workers and vehicles is guaranteed; the design is reasonable, and the matching among structures is precise; the operation is convenient and fast; the follow-up part is simplified, and the fault rate in the working process is reduced; the stability in the working process is improved; the parts are few, the working procedure is simple and convenient, and the failure rate is low; simple structure and long service life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the top view of the present invention;

FIG. 3 is a schematic structural view of the front view state of the present invention;

in the figure: 1-upper cutter body; 2-upper blade; 3-a lower cutter seat plate; 4-connecting plates; 5-arc-shaped plates; 6-lower cutter body; 7-a fixed seat; 8-a fixation hole; 9-lower blade.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 3, the hedge trimmer includes an upper cutter and a lower cutter horizontally arranged in parallel along the upper and lower sides, and a thinning space is formed between the upper cutter and the lower cutter, and the upper cutter and the lower cutter are vertically arranged in a plan view.

The two ends of the lower cutter are provided with arc plates 5 which are used for forming rotary air flow when rotating.

A fixed seat 7 is arranged between the central position of the upper cutter and the central position of the lower cutter.

The upper cutter and the lower cutter are in the same rotating track.

The lower cutter comprises a lower cutter seat plate 3, two ends of the lower cutter seat plate 3 are respectively and fixedly connected with a connecting plate 4 obliquely downwards, a lower cutter body 6 horizontally arranged is fixedly connected with the connecting plate 4, and lower cutting edges 9 are respectively arranged on the side walls in front of the two lower cutter bodies 6 in the rotating direction.

The arc-shaped plate 5 is fixedly connected to the lower cutter body 6.

The arc-shaped plate 5 is positioned on the side wall of the lower cutter body 6 at the rear part of the rotating direction.

The upper cutter comprises an upper cutter body 1, and the two ends of the upper cutter body 1 are positioned on the side walls in front of the rotating direction and are respectively provided with an upper cutting edge 2.

The central position of going up the cutter still has seted up fixed orifices 8 with the central position of lower cutter respectively to utilize the bolt to install on fixing base 7 through fixed orifices 8.

The lower blade 9 and the upper blade 2 are in the same rotational trajectory.

The fixing seat 7 is a cylindrical body, not only plays a role in supporting, but also can ensure the stability of the cutter during rotation.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (10)

1. A hedge trimmer cutter characterized by: the device comprises an upper cutter and a lower cutter which are horizontally arranged in parallel from top to bottom, a thinning space is formed between the upper cutter and the lower cutter, and the upper cutter and the lower cutter are vertically arranged in a overlooking state.

2. A hedge trimmer according to claim 1 wherein: the two ends of the lower cutter are provided with arc plates (5) which are used for forming rotary air flow when rotating.

3. A hedge trimmer according to claim 1 wherein: a fixed seat (7) is arranged between the central position of the upper cutter and the central position of the lower cutter.

4. A hedge trimmer according to claim 1 wherein: the upper cutter and the lower cutter are positioned in the same rotating track.

5. A hedge trimmer according to claim 2 wherein: the lower cutter comprises a lower cutter seat plate (3), two ends of the lower cutter seat plate (3) are respectively and fixedly connected with a connecting plate (4) in an inclined downward mode, a lower cutter body (6) horizontally arranged is fixedly connected with the connecting plate (4), and a lower cutting edge (9) is respectively arranged on the side wall, in front of the rotating direction, of the lower cutter body (6).

6. A hedge trimmer according to claim 5 wherein: the arc-shaped plate (5) is fixedly connected to the lower cutter body (6).

7. A hedge trimmer according to claim 5 wherein: the arc-shaped plate (5) is positioned on the side wall of the lower cutter body (6) behind the rotating direction.

8. A hedge trimmer according to claim 5 wherein: the upper cutter comprises an upper cutter body (1), and the two ends of the upper cutter body (1) are positioned on the side walls in front of the rotating direction and are respectively provided with an upper cutting edge (2).

9. A hedge trimmer according to claim 3 wherein: the center position of the upper cutter and the center position of the lower cutter are respectively provided with a fixing hole (8) and are arranged on the fixing seat (7) through the fixing holes (8).

10. A hedge trimmer according to claim 8 wherein: the lower blade (9) and the upper blade (2) are in the same rotation track.

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