CN217195468U - Cutting knife with double cutting edges - Google Patents

Abstract

The utility model discloses a cutting knife with double knives sword, including the cutting knife body, the head of cutting knife body is equipped with first cutting edge and second cutting edge, first cutting edge is crescent with the second cutting edge, first cutting edge is sunken right, second cutting edge undercut, the afterbody of cutting knife body is equipped with the installation department, thereby the user can accomplish to the product according to service environment or the specific first cutting edge of selection of use habit or second cutting edge and draw or push away the cutting, also can accomplish twice cutting in the action of once drawing and pushing away of arm, raises the efficiency, and the improvement of this device makes the use flexibility of cutting knife higher to improve the competitiveness of product.

Description

Cutting knife with double cutting edges

Technical Field

The utility model relates to a cutting tool used on an electric tool, in particular to a cutting knife with double cutting edges.

Background

The swing machine is a hand-held swing power tool which is common in the industry, and the working principle of the swing machine is that an output shaft swings around a shaft axis. Therefore, after a user installs different working heads on the output shaft, various different operation functions can be realized. Common working heads include saw blades, abrasive disks, scrapers and the like, and can meet the working requirements of sawing, cutting, grinding, scraping and the like.

The cutting knife installed in the existing device usually has only one cutting edge, and can only cut in a one-way pushing or pulling manner, and the structure and function are single, so that a cutting knife with double cutting edges is needed to be designed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model relates to a cutting knife with double knives sword, this simple structure, reliable has effectively solved above-mentioned technical problem, is fit for using widely, in order to realize above-mentioned purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a cutting knife with double knives limit, includes the cutting knife body, the head of cutting knife body is equipped with first cutting edge and second cutting edge, first cutting edge is crescent with the second cutting edge, first cutting edge is sunken right, second cutting edge undercut, the afterbody of cutting knife body is equipped with the installation department.

On the basis of the above scheme and as a preferable scheme of the scheme: the cutting knife comprises a cutting knife body and is characterized in that a hook positioned in the middle and a protruding tip positioned on the side face are arranged at the head of the cutting knife body, an inner contour line of the hook is connected with the cutting knife body to form a crescent first notch, a first knife edge is positioned at the first notch, the outer contour of the hook is connected with the protruding tip to form an S shape and a second notch, and the second knife edge is positioned at the second notch.

On the basis of the above scheme and as a preferable scheme of the scheme: and a bending connecting part is arranged between the head part and the tail part of the cutting knife body.

On the basis of the above scheme and as a preferable scheme of the scheme: the installation department leads to the groove for the U-shaped, the opening direction that the groove was led to the U-shaped is down, the open end that the groove was led to the U-shaped is connected with the outer contour line of cutting knife body, the cutting knife body respectively is equipped with one in the top and the left and right sides that the groove was led to the U-shaped and extends logical groove, the cutting knife body is equipped with a location connecting hole at every bilateral symmetry that extends logical groove.

On the basis of the above scheme and as a preferable scheme of the scheme: the open end of the U-shaped through groove is a horn mouth.

On the basis of the above scheme and as a preferable scheme of the scheme: the cutting knife body is made of metal materials and is integrally formed.

Compared with the prior art, the utility model outstanding and profitable technological effect is: thereby the user can be according to service environment or use the first cutting edge of specific selection of habit or second cutting edge and accomplish to the product and draw and cut or push away the cutting, also can once draw at the arm and push away to accomplish twice cutting in the action, raise the efficiency, the improvement of this device makes the use flexibility of cutting knife higher, thereby improve the competitiveness of product, overall structure is compact, thereby whole cutting knife body is made for the metal material and guarantees structural strength, make the preparation comparatively convenient and with low costs through integrated into one piece's mode, and be difficult for taking place the deformation, this instrument is equipped with the installation department and can carries out supporting use with various electronic swing saws, the universalization has been realized, and the installation is swiftly convenient.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Detailed Description

In order to make the purpose, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments, however, the specific embodiments and embodiments described below are only for illustrative purposes and are not intended to limit the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In order to solve the above technical problems, as shown in fig. 1, the utility model relates to a cutting knife with double blades, which generally has only one blade, and can cut through a one-way pushing or pulling manner, and has a single structure and function, and in order to solve the above technical problems, the utility model relates to a cutting knife with double blades, which comprises a cutting knife body 1, the head of the cutting knife body 1 is provided with a first blade 2 and a second blade 3, the first blade 2 and the second blade 3 are both crescent-shaped, the first blade 2 is sunken to the right, the second blade 3 is sunken downwards, specifically, the head of the cutting knife body 1 is provided with a hook 4 at the middle and a protruding tip 5 at the side, the inner contour line of the hook 4 is connected with the cutting knife body 1 to form a crescent-shaped first notch 6, the first blade 2 is positioned at the first notch 6, the outer contour of the hook 4 is connected with the protruding tip 5 to form an S-shaped notch 7, second cutting edge 3 is located second notch 7 department, first cutting edge 2 is comparatively sharp with second cutting edge 3, the cutting edge is applicable to and cuts off like rubber, the foam, the cardboard, timber, carpet class product, thereby the user can be according to service environment or the specific first cutting edge 2 of the first cutting edge of selection of use habit or second cutting edge 3 accomplish to the product and draw and cut or push away the cutting, also can accomplish twice cutting in the action of once drawing and pushing of arm, the efficiency is improved, the improvement of this device makes the use flexibility of cutting knife higher, thereby improve the competitiveness of product, the overall structure is compact, thereby whole cutting knife body 1 is made for the metal material and guarantees structural strength, make the preparation comparatively convenient and with low costs through integrated into one piece's mode, and difficult emergence is out of shape.

A bending connecting part 8 is arranged between the head part and the tail part of the cutting knife body 1, so that a certain height is ensured to prevent the influence on the normal use of the swing saw, and the condition of any working surface is met.

Cutting knife body 1's afterbody is equipped with the installation department, specifically, the installation department leads to groove 9 for the U-shaped, the U-shaped leads to groove 9's opening direction down, the U-shaped leads to the open end of groove 9 and is connected with cutting knife body 1's outer profile line, cutting knife body 1 respectively is equipped with one in the U-shaped top and the left and right sides that lead to groove 9 and extends logical groove 10, cutting knife body 1 is equipped with a location connecting hole 11 at every bilateral symmetry that extends logical groove 10, thereby location connecting hole 11 is used for installing the convenient supporting instrument of quick installation of direction location fast, location connecting hole 11 runs through the setting and radiation distribution plays stress dispersion, avoids the too big concentrated damage instrument of stress when the work load sudden change, furtherly, the U-shaped leads to the open end of groove 9 and is the horn mouth, the installation of being convenient for.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made by the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (6)

1. A cutting knife with double cutting edges is characterized in that: including the cutting knife body, the head of cutting knife body is equipped with first cutting edge and second cutting edge, first cutting edge is crescent with the second cutting edge, first cutting edge is sunken right, second cutting edge undercut, the afterbody of cutting knife body is equipped with the installation department.

2. The cutting knife with double cutting edges as set forth in claim 1, characterized in that: the cutting knife comprises a cutting knife body and is characterized in that a hook positioned in the middle and a protruding tip positioned on the side face are arranged at the head of the cutting knife body, an inner contour line of the hook is connected with the cutting knife body to form a crescent first notch, a first knife edge is positioned at the first notch, the outer contour of the hook is connected with the protruding tip to form an S shape and a second notch, and the second knife edge is positioned at the second notch.

3. The cutting knife with double cutting edges as set forth in claim 1, characterized in that: and a bending connecting part is arranged between the head part and the tail part of the cutting knife body.

4. The cutting knife with double cutting edges as set forth in claim 1, characterized in that: the installation department leads to the groove for the U-shaped, the opening direction that the groove was led to the U-shaped is down, the open end that the groove was led to the U-shaped is connected with the outer contour line of cutting knife body, the cutting knife body respectively is equipped with one in the top and the left and right sides that the groove was led to the U-shaped and extends logical groove, the cutting knife body is equipped with a location connecting hole at every bilateral symmetry that extends logical groove.

5. The cutting knife with double cutting edges as set forth in claim 4, characterized in that: the open end of the U-shaped through groove is a horn mouth.

6. The cutting knife with double cutting edges as set forth in claim 1, characterized in that: the cutting knife body is made of metal materials and is integrally formed.

Images