TWI537101B - Simple cutter grinding device for hair scissors - Google Patents

Description

Simple sharpening device for hairdressing scissors

The invention provides a simple sharpening device for hairdressing scissors, which is related to a tool for sharpening.

Hairdressing scissors, after a period of use, will cause the blade to wear. Once the blade wears, it will directly affect the precision of the hair cutting, and the hair cutting hair will not be expected. Therefore, the general hairdressing scissors must be ground after using for a period of time. In order to ensure the quality of its haircut, there is a disc-type electric knife sharpener on the market, but the equipment of the electric knife sharpener is expensive, and professional operation methods are still needed to ensure that the hairdressing scissors are not damaged after grinding; therefore, generally Users still tend to directly ask professional sharpeners to regularly grind hairdressing scissors, while professional sharpeners use their professional operation techniques and experience to grind with electric grinders. In the process of sharpening, sharpeners must rely on The experience accurately controls the angle of the sharpening and the strength of the grinding to ensure that the hairdressing scissors will not be damaged, and restore the hair cutting quality of the hairdressing scissors. Therefore, it is known that the professional grinding master grinds the hairdressing scissors and uses it with the electric sharpener but still needs With careful manual adjustment, the grinding process is extremely time-consuming; the hairdressers who rely on hair cutting and maintenance can't do it during this time. Industry, resulting intangible losses; this in mind, the inventors of painstaking research and a deeper idea, after simple hairdressing scissors sharpening device after repeatedly test for research and development, and finally invented.

The invention provides a simple sharpening device for a hairdressing scissors, the main purpose of which is to improve the general grinding of the hairdressing scissors, and the need for a special person to grind is time-consuming and costly.

In order to achieve the above objective, the present invention provides a simple sharpening device for a hairdressing scissors, comprising: a base 10 on one side of which a polishing layer 11 is disposed, and the base 10 is further provided with a guide on the same surface on which the polishing layer 11 is disposed. The portion 12 is linearly extended, and the extending direction of the guiding portion 12 is defined as a displacement direction D1; and a displacement pressing member 20 includes a limiting piece 22 formed on one side of the engaging guiding portion 21, The engaging guide portion 21 is connected to the limiting pressing piece 22 in a L-shaped manner; the engaging guiding portion 21 is slidably received in the guiding portion 12, and the limiting pressing piece 22 has an opposite top surface. 221, a bottom surface 222, and a beveled edge 223 connected between the top surface 221 and the bottom surface 222, the bottom surface 222 is formed with a positioning post 224 for inserting a pivot hole X1 of the body X, and the knife The body X has a cutting edge side X2 and an arcuate convex surface X3, and the oblique side 223 has an angle θ with the displacement direction D1, and the oblique side 223 is connected to one end of the fitting guide portion 21 as a first end 225, and the other end is The second end 226 is not engaged with the mating guide portion 21 , and the limiting pressing piece 22 is opposite to the mating guide portion 21 by the oblique side 223 . A plurality of disconnecting passages 24 are provided to extend, each of the disconnecting passages 24 extending through the top surface 221 and the bottom surface 222, and a region between the two disconnecting passages 24 and a disconnecting passage 24 closest to the second end 226 The area between the second end 226 and the second end 226 is defined as an elastic portion 227. The bottom surface 222 is respectively provided with a curved surface 228 corresponding to the position of the elastic portion 227. The curved surface 228 is provided to abut the body X. The arcuate surface X3, and the top surface 221 is respectively provided with a pressing area A corresponding to the position of the elastic portion 227, and the pressing area A is a recess formed by the top surface 221.

The invention can limit the position of the body of the hairdressing scissors through the base and the displacement pressing member The displacement is ground, and the cutter body is disposed on the displacement pressing member, that is, in the grinding position, and can be ground without the need of high-tech or experience. Generally, the user can grind the same, and the user can stabilize by pressing the elastic portions of the displacement pressing member. And the average force is applied to the whole body of the cutter body, and the elastic portion contacts the arcuate surface of the cutter body with the arc-guiding surface facing the curved surface by the arc, thereby more stably and surely transmitting the force to the cutter body, ensuring grinding. The accuracy.

"this invention"

10‧‧‧ Pedestal

11‧‧‧Abrasive layer

12‧‧‧ Guide

20‧‧‧Displacement parts

21‧‧‧With the guidance department

22‧‧‧Limited tablet

221‧‧‧ top surface

222‧‧‧ bottom

223‧‧‧ oblique side

224‧‧‧Positioning column

225‧‧‧ first end

226‧‧‧ second end

227‧‧‧Flexible Department

228‧‧‧guide curved surface

229‧‧‧ Limiting surface

23‧‧‧Mask space

24‧‧‧Disconnected road

X‧‧‧ body

X1‧‧‧ pivot hole

X2‧‧‧ blade side

X3‧‧‧ arc convex surface

D1‧‧‧ Displacement direction

A‧‧‧ Press zone

A1‧‧‧ slotting

Θ‧‧‧ angle

Fig. 1 is an exploded perspective view showing the simple sharpening device of the hairdressing scissors of the present invention.

Fig. 2 is a schematic view showing the three-dimensional structure combination of the simple sharpening device for hairdressing scissors of the present invention.

Fig. 3 is a schematic exploded view of the displacement body of the simple sharpening device of the hairdressing scissors of the present invention in combination with the body of the hairdressing scissors.

Fig. 4 is a schematic view showing the combination of the displacement pressing member of the simple sharpening device of the hairdressing scissors of the present invention and the body of the hairdressing scissors.

Fig. 5 is a schematic view showing the combined structure of the simple sharpening device of the hairdressing scissors of the present invention and the body of the hairdressing scissors.

Fig. 6A is a cross-sectional view showing the structure taken along the line 6A-6A in Fig. 5.

Fig. 6B is an enlarged schematic view showing a partial structure of Fig. 6A.

Fig. 7 is a schematic view showing the state of use of the simple sharpening device for the hairdressing scissors of the present invention.

Fig. 8A is a cross-sectional view showing the simple sharpening device of the hairdressing scissors of the present invention in use.

Fig. 8B is an enlarged schematic view showing a partial structure of Fig. 8A.

Fig. 9 is a schematic view of a simple sharpening device for a hairdressing scissors of the present invention applied to a long knife body.

In order to enable the reviewing committee to have a better understanding and understanding of the purpose, features and effects of the present invention, please refer to the following [detailed description of the drawings] as follows: a preferred implementation of the simple sharpening device of the hairdressing scissors of the present invention For example, the first base 10 is a block structure, and one surface of the base 10 is provided with a polishing layer 11 , and the polishing layer 11 can be sandpaper, and the base 10 is configured to A guiding portion 12 is further disposed on the same surface of the polishing layer 11. The guiding portion 12 of the embodiment is a groove, the guiding portion 12 extends linearly, and the extending direction of the guiding portion 12 is defined as a displacement direction D1; The displacement pressing member 20 includes a limiting pressing piece 22 formed on one side of the engaging guide portion 21. The engaging guiding portion 21 of the embodiment is a block shaped corresponding to the guiding portion 12, and the fitting guiding portion 21 and the limiting portion The positioning piece 22 is connected to the L-shaped form, and defines a cutting space 23 between the engaging guiding portion 21 and the limiting pressing piece 22; the engaging guiding portion 21 is slidably located at the guiding portion 12 The limiting piece 22 has an opposite top surface 221 and a bottom surface 222, and is coupled to the top surface 221 and the An oblique side 223 between the faces 222 forms a positioning post 224. The positioning post 224 of the embodiment has a cylindrical structure, and the oblique side 223 has an angle θ with the displacement direction D1, and the oblique side 223 is connected. One end of the engaging guide 21 is a first end 225, and the other end is a second end 226. The second end 226 is not engaged with the engaging guide 21, and the limiting pressing piece 22 is directed to the bevel 223. A plurality of disconnecting passages 24 are disposed extending in the direction of the guiding portion 21, and each of the disconnecting passages 24 extends through the top surface 221 and the bottom surface 222, and a region between the two disconnecting passages 24 and a second closest end 226 The area between the disconnecting path 24 and the second end 226 is defined as an elastic portion 227, respectively, and a bottom surface 222 is respectively provided with a guiding surface 228 corresponding to the position of the elastic portion 227, and the guiding surface 228 and the inclined surface The edges 223 are connected by a limiting surface 229. The limiting surface 229 is a flat surface. Further, the top surface 221 is respectively provided with a pressing position corresponding to the position of the elastic portion 227. The pressing area A is a circular arc groove formed by the top surface 221, and a plurality of slits A1 are further disposed on the circular arc groove.

The above is the structural configuration of the simple sharpening device for the hairdressing scissors of the present invention, and the hairdressing scissors composed of the two-knife body X pivotal connection must be disassembled firstly, and the X-shaped body of the blade body respectively has a pivot hole X1, and two The blade body X is pivotally connected through the pivot hole X1, and each of the blade bodies X has a blade edge side X2 and an arcuate surface X3. As shown in FIG. 3, the pivot hole X1 of the blade body X is sleeved. The positioning post 224 of the base 10 and the blade edge side X2 of the blade body X are abutted against the oblique side 223 by the bottom surface 222, and the arcuate surface X3 abuts against the arc surface of the bottom surface 222 of the displacement pressing member 20. 228, and the blade side X2 of the blade body X extends toward the limiting surface 229 of the displacement pressing member 20, so that the blade edge side X2 of the blade body X becomes the same oblique direction as the oblique side 223, as shown in FIG. 4; Then, the blade body X is placed against the polishing layer 11 of the base 10, and the engaging guide portion 21 of the displacement pressing member 20 is slidably received in the guiding portion 12 of the base 10. As shown in the fifth and sixth figures; then, the user puts a finger press on each of the pressing areas A of the displacement pressing member 20, and places the left hand thumb as shown in FIG. Closest The pressing portion A of the elastic portion 227 between the disconnecting path 24 and the second end 226 of the two ends 226, and the left hand finger correspondingly pressing the pressing area A placed on the remaining elastic portion 227, except for the user's fingers Putting on each pressing area A, exerting more force on each pressing area A, so that each elastic part 227 is deformed downward and pressed against the body X, as shown in Fig. 8, and since the body X is convex The surface X3 is disposed with respect to the arcuate surface 228 of the bottom surface 222 of the displacement pressing member 20. When the user presses the pressing portions A to deform the elastic portions 227 downward, the arcuate surface 228 of each elastic portion 227 can face the arc. The contact of the curved surface contacts the arcuate surface X3 of the cutter body X, so that the cutter body X is stably limited to the displacement pressing member 20, and then the user's hands can push and pull the displacement pressure member. 20, the blade side X2 of the blade body X is brought into contact with the polishing layer of the base 10 11 is performed; it can be seen that the present invention can provide the purpose of sharpening through the base 10 and the displacement pressing member 20, and the overall structural composition is extremely simple and low in cost, thereby improving the user's desire to purchase and use; The structure of the displacement body 20 is configured such that the pivot hole X1 of the blade body X is correspondingly sleeved on the positioning post 224 of the displacement pressing member 20, and the blade edge side X2 of the blade body X is defined by the blade space 23 After the bevel 223 is abutted, the blade body X becomes a positioning state for grinding, and it is not necessary to be adjusted by experience, and can be ground after the body X is positioned, and the convenience of use is extremely high and does not need to be superb. The technical or empirical value is convenient for the user to grind and use, so as to reduce the time and cost required for the special person to grind; and when the displacement pressing member 20 is slidably disposed in the displacement direction D1 on the base 10, the body X system The arcuate surface 228 is disposed such that the blade side X2 of the blade body X becomes the same oblique direction as the beveled edge 223. In this aspect, the user presses the displacement pressing member 20 with both hands to perform the sharpening action. The user presses the displacement pressing member 20 by both hands, the user In the operation mode of the two-hand grinding, in addition to being more advantageous for the user to apply the force, the grinding can be performed more reliably and stably; more importantly, since the user presses the elastic force of the displacement pressing member 20 of the present invention with both hands. The elastic portion 227 is further connected to the arcuate surface X3 of the blade body X through the arcuate surface 228 of the bottom surface 222. When the user presses the elastic portions 227 with both hands, the elastic portions 227 are uniformly formed. Relying on the entire blade body X, the entire blade body X is subjected to the most comprehensive and average force, and the blade edge side X2 of the blade body X is uniformly grounded; meanwhile, the displacement member 20 is also The arcuate surface 228 is in contact with the arcuate surface X3 of the blade body X. The arcuate surface 228 is in contact with the arcuate surface X3 in a state where the arc faces the arc surface, and the blade body X can be more stably driven. Displacement, and let the user apply the force of the elastic portion 227 to the cutter body X, thereby improving the precision of the sharpening blade; in addition, the displacement pressing member 20 of the present invention can also be the same as the ninth Figure shows the fit compared to the first to eighth The tool body X shown in the figure has a blade body with a longer blade side X2, and it is proved that the present invention has no limitation on the size of the blade body X, and can be applied to the blade body X of different sizes.

10‧‧‧ Pedestal

11‧‧‧Abrasive layer

12‧‧‧ Guide

20‧‧‧Displacement parts

21‧‧‧With the guidance department

22‧‧‧Limited tablet

221‧‧‧ top surface

223‧‧‧ oblique side

224‧‧‧Positioning column

225‧‧‧ first end

226‧‧‧ second end

227‧‧‧Flexible Department

228‧‧‧guide curved surface

229‧‧‧ Limiting surface

24‧‧‧Disconnected road

X‧‧‧ body

X1‧‧‧ pivot hole

X2‧‧‧ blade side

D1‧‧‧ Displacement direction

A‧‧‧ Press zone

A1‧‧‧ slotting

Θ‧‧‧ angle

Claims (5)

A simple sharpening device for a hairdressing scissors, comprising: a base, an abrasive layer is disposed on one side, and the base is further provided with a guiding portion on a same surface on which the polishing layer is disposed, the guiding portion is linearly extended, and the guiding portion is linearly extended The extending direction of the portion is defined as a displacement direction; and a displacement pressing member includes a limiting guide piece formed on one side of the matching guiding portion, and the engaging guiding portion and the limiting pressing piece are connected to each other in an L shape; The supporting guide portion is slidably received in the guiding portion, and the limiting pressing piece has an opposite top surface, a bottom surface, and a oblique side connected between the top surface and the bottom surface, the bottom surface forming a positioning The column is provided with a pivoting hole for inserting a blade body, and the blade body has a blade side and an arcuate surface, and the oblique side has an angle with the displacement direction, and the oblique side engages one end of the fitting guide portion a first end, the other end is a second end, the second end is not engaged with the mating guide portion, and the limiting pressing piece is extended from the oblique side to the mating guide portion to form a plurality of broken passages, each of which a breakway penetrating the top surface and the bottom surface, and two regions between the breakway and the most The area between the disconnecting path and the second end adjacent to the second end is defined as an elastic portion respectively, and the bottom surface is respectively provided with a guiding arc surface corresponding to the position of the elastic portion, and the guiding surface is provided to abut the blade body The arcuate surface, and the top portion of the top surface facing the elastic portion, respectively, is provided with a pressing portion, and the pressing portion is a recess formed by the top surface depression. The simple sharpening device for a hairdressing scissors according to the first aspect of the invention, wherein the base is a block structure, the guiding portion is a groove, and the fitting guiding portion is a block body shaped to correspond to the shape of the guiding portion. . The simple sharpening device for hairdressing scissors according to the first aspect of the invention, wherein the polishing layer is sandpaper. The simple sharpening device of the hairdressing scissors according to the first aspect of the invention, wherein the guide surface of the limiting pressing piece of the displacement pressing member and the oblique side are connected through a limiting surface, the limiting surface is flat. The simple sharpening device for a hairdressing scissors according to the first aspect of the invention, wherein the pressing zone is a circular arc groove formed by the top surface recessed, and the circular arc groove is further provided with a plurality of slits.