CN114683317A - Ceramic moving knife for rotary shaver - Google Patents
Ceramic moving knife for rotary shaver Download PDFInfo
- Publication number
- CN114683317A CN114683317A CN202011631720.XA CN202011631720A CN114683317A CN 114683317 A CN114683317 A CN 114683317A CN 202011631720 A CN202011631720 A CN 202011631720A CN 114683317 A CN114683317 A CN 114683317A
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- Prior art keywords
- cutter
- shearing
- knife
- cutting edge
- tool
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- 239000000919 ceramic Substances 0.000 title claims abstract description 16
- 238000010008 shearing Methods 0.000 claims abstract description 63
- 229910010293 ceramic material Inorganic materials 0.000 claims abstract description 7
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims 1
- 238000005299 abrasion Methods 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 230000002045 lasting effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 241000221535 Pucciniales Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
- B26B19/14—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers of the rotary-cutter type; Cutting heads therefor; Cutters therefor
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dry Shavers And Clippers (AREA)
Abstract
The invention discloses a ceramic moving knife for a rotary shaver, which comprises a knife rest, wherein a knife body is arranged on the knife rest; the cutter body is provided with a first cutter face and a second cutter face, a first shearing angle is formed by the first cutting edge and meshes on the cutter net, and a second shearing angle is formed by the second cutting edge and meshes on the cutter net; when the tool rest is driven by the bidirectional motor to rotate forward or reversely, the tool body forms forward shearing of a first shearing angle or reverse shearing of a second shearing angle in the tool net. Compared with the prior art, the invention has the beneficial effects that: 1. the invention adopts ceramic materials, has high hardness, corrosion resistance, difficult abrasion and rusting and lasting sharp cutting edge; 2. the double cutting edges are designed on the cutter body, so that forward shearing and reverse shearing can be realized, and the shearing requirements of different beards are met; 3. the groove is arranged on the cutter body, so that the friction area between the cutter body and the cutter net is reduced, and the temperature rise on the cutter net is reduced when the cutter head rotates; 4. the strong cutter foot is connected with the cutter frame and the cutter body, so that the stability of the cutter body is enhanced.
Description
Technical Field
The invention relates to a ceramic movable knife for a rotary shaver.
Background
The razor head generally includes a blade mesh and a movable blade, and a cutting angle is formed between the blade edge of the movable blade and the blade mesh to cut hairs entering the cutting angle. The present rotary electric shaver moves the sword and adopts metal material usually, rusts easily, and the sharpness descends after using a period, and easy wearing and tearing moreover, the hardness of blade edge is not high, and in addition, the metal moves the usual stamping forming of sword, has certain limitation on structural design.
Moreover, the difference between the existing movable cutters is only the number of the cutting edges and the number of turns of the cutting edges on the movable cutters, so that the movable cutters are single in structure, beards enter the cutter net slowly, and the entering angle is single, thereby influencing the shaving efficiency.
Disclosure of Invention
The invention aims to provide a movable knife which has a blade not easy to rust, has high hardness and can feed beard bidirectionally.
In order to achieve the purpose, the invention provides the following technical scheme: a ceramic moving knife for a rotary shaver comprises a knife rest, wherein a knife body is arranged on the knife rest; the tool rest and the tool body are integrally formed by ceramic materials; the cutter body is provided with a first cutter face and a second cutter face, the upper end of the first cutter face is a first cutter edge, the upper end of the second cutter face is a second cutter edge, the first cutter edge and the second cutter edge are obliquely arranged, the first cutter edge and meshes on the cutter net form a first shearing angle, and the second cutter edge and meshes on the cutter net form a second shearing angle; when the tool rest is driven by the bidirectional motor to rotate forward or reversely, the tool body forms forward shearing of a first shearing angle or reverse shearing of a second shearing angle in the tool net.
Preferably, the upper end surface of the cutter body is horizontal trapezoid, the first cutting edge and the second cutting edge are arranged on two inclined edges with the same length, and the first cutter surface and the second cutter surface incline towards the middle and the lower part.
Preferably, the first cutting edge and the second cutting edge have different inclination angles.
Preferably, the first cutting edge and the second cutting edge are arranged at an angle alpha, and alpha is 20-60 degrees.
Preferably, the tool rest is connected with the tool body through a tool foot, and two side surfaces on the tool foot are respectively flush with the first tool surface and the second tool surface.
Preferably, the tool rest is a circular tool rest, and the tool body is circumferentially arranged on the circumferential surface of the tool rest through the tool legs.
Preferably, the tool rest is provided on a circumferential surface of the tool rest obliquely outward.
Preferably, the tool rest is provided with a beard leakage groove, and the lower end face of the tool rest is provided with a connecting part connected with the driving part.
Preferably, a groove is formed in the upper end face of the cutter body.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention adopts ceramic materials, has high hardness, corrosion resistance, difficult abrasion and rustiness and has a lasting and sharp cutting edge.
2. The double-cutting edge is designed on a single cutter body, so that forward shearing and reverse shearing can be realized, and the shearing requirements of different beards are met.
3. The cutter body is provided with the groove, so that the friction area between the cutter body and the cutter net is reduced, and the temperature rise of the cutter net when the cutter head rotates is reduced.
4. The reinforcing cutter foot is arranged to connect the cutter frame and the cutter body, so that the stability of the cutter body is enhanced.
Drawings
Fig. 1 is a schematic view of the entire structure of embodiment 2.
Fig. 2 is a schematic view of the entire structure of embodiment 1.
FIG. 3 is a plan view of example 1.
Fig. 4 is a schematic diagram of the position structures of the first shearing angle and the second shearing angle.
In the drawings, the reference numbers: 1. a tool holder; 2. a cutter body; a. a first blade face; b. a second blade face; a', a first blade; b', a second blade; 3. a knife leg; 4. a connecting portion; 101. a beard leakage groove; 201. a groove; β, first shear angle; gamma, second shear angle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
Referring to fig. 2, the present invention provides a technical solution: a ceramic moving knife for a rotary shaver comprises a knife rest 1, wherein a knife body 2 is arranged on the knife rest 1; the tool rest 1 and the tool body 2 are integrally formed by ceramic materials; the cutter body 2 is provided with a first cutter face a and a second cutter face b, the upper end of the first cutter face a is a first cutting edge a ', the upper end of the second cutter face b is a second cutting edge b', the first cutting edge a 'and the second cutting edge b' are obliquely arranged, the first cutting edge a 'and meshes on the cutter net form a first shearing angle beta, and the second cutting edge b' and meshes on the cutter net form a second shearing angle gamma; when the tool rest 1 is driven by the bidirectional motor to rotate forward or reversely, the tool body 2 forms forward shearing of a first shearing angle beta or reverse shearing of a second shearing angle gamma in the cutter mesh.
Through the arrangement of the technical scheme, the first cutter face a and the second cutter face b which are opposite in direction are arranged on the same cutter body 2, and two shearing angles which are opposite in direction are formed between the first cutter face a and the second cutter face b and the cutter net, so that forward shearing and reverse shearing can be realized, and the shearing requirements of different beards are met.
As a further description of the above technical solution: the upper end surface of the cutter body 2 is horizontal trapezoid, the first cutting edge a 'and the second cutting edge b' are arranged on two inclined edges with the same length, and the first cutter surface a and the second cutter surface b incline towards the middle and the lower part.
Through the arrangement of the technical scheme, the first cutting edge a ' and the second cutting edge b ' are arranged on the inclined edge of the cutter body 2, and a shearing angle is formed between the first cutting edge a ' and the net opening of the cutter net.
As a further description of the above technical solution: the first cutting edge a 'and the second cutting edge b' have different inclination angles.
Through the setting that adopts above-mentioned technical scheme, the inclination with first cutting edge a 'and second cutting edge b' is different, promptly, move the shearing angle of sword when carrying out forward shearing and carry out the shearing angle difference when backward shearing, the shearing force degree is also different, satisfies the shearing requirement of different beard.
As a further description of the above technical solution: as shown in fig. 3, the first cutting edge a 'and the second cutting edge b' are arranged at an angle α, and α is 20 ° to 60 °.
As a further description of the above technical solution: the tool rest 1 is connected with the tool body 2 through a tool foot 3, and two side surfaces on the tool foot 3 are respectively flush with the first tool surface a and the second tool surface b.
Through the arrangement of the technical scheme, the cutter foot 3 is arranged to be connected with the cutter body 2 and the cutter frame 1, and the end face of the cutter foot 3 is flush with the first cutter face a and the second cutter face b respectively, so that the stability of the cutter body 2 is enhanced.
As a further description of the above technical solution: the tool rest 1 is a circular tool rest 1, and the tool body 2 is circumferentially arranged on the circumferential surface of the tool rest 1 through the tool legs 3.
As a further description of the above technical solution: the blade legs 3 are disposed obliquely outward on the circumferential surface of the blade holder 1.
As a further description of the above technical solution: the tool rest 1 is provided with a beard leakage groove 101, and the lower end face of the tool rest 1 is provided with a connecting part 4 connected with a driving part.
Through the arrangement of the technical scheme, the cut beard leaks from the beard leakage groove 101, and the weight of the cutter head is reduced.
Example 2
Referring to fig. 1, the present invention provides a technical solution: a ceramic moving knife for a rotary shaver comprises a knife rest 1, wherein a knife body 2 is arranged on the knife rest 1; the tool rest 1 and the tool body 2 are integrally formed by ceramic materials; the cutter body 2 is provided with a first cutter face a and a second cutter face b, the upper end of the first cutter face a is a first cutting edge a ', the upper end of the second cutter face b is a second cutting edge b', the first cutting edge a 'and the second cutting edge b' are obliquely arranged, the first cutting edge a 'and meshes on the cutter net form a first shearing angle, and the second cutting edge b' and meshes on the cutter net form a second shearing angle; when the tool rest 1 is driven by the bidirectional motor to rotate forward or reversely, the tool body 2 forms forward shearing of a first shearing angle or reverse shearing of a second shearing angle in the tool net.
Through the arrangement of the technical scheme, the first cutter face a and the second cutter face b which are opposite in direction are arranged on the same cutter body 2, and two shearing angles which are opposite in direction are formed between the first cutter face a and the second cutter face b and the cutter net, so that forward shearing and reverse shearing can be realized, and the shearing requirements of different beards are met.
As a further description of the above technical solution: the upper end surface of the cutter body 2 is horizontal trapezoid, the first cutting edge a 'and the second cutting edge b' are arranged on two inclined edges with the same length, and the first cutter surface a and the second cutter surface b incline towards the middle and the lower part.
Through the arrangement of the technical scheme, the first cutting edge a ' and the second cutting edge b ' are arranged on the inclined edge of the cutter body 2, and a shearing angle is formed between the first cutting edge a ' and the net opening of the cutter net.
As a further description of the above technical solution: the first cutting edge a 'and the second cutting edge b' have different inclination angles.
Through the setting that adopts above-mentioned technical scheme, the inclination with first cutting edge a 'and second cutting edge b' is different, promptly, move the shearing angle of sword when carrying out forward shearing and carry out the shearing angle difference when backward shearing, the shearing force degree is also different, satisfies the shearing requirement of different beard.
As a further description of the above technical solution: the first cutting edge a 'and the second cutting edge b' are arranged at an angle alpha, and the angle alpha is 20-60 degrees.
As a further description of the above technical solution: the tool rest 1 is connected with the tool body 2 through a tool foot 3, and two side surfaces on the tool foot 3 are respectively flush with the first tool surface a and the second tool surface b.
Through the arrangement of the technical scheme, the cutter foot 3 is arranged to connect the cutter head and the cutter frame 1, and the end face of the cutter foot 3 is flush with the first cutter face a and the second cutter face b respectively, so that the stability of the cutter body 2 is enhanced.
As a further description of the above technical solution: the tool rest 1 is a circular tool rest 1, and the tool body 2 is circumferentially arranged on the circumferential surface of the tool rest 1 through the tool legs 3.
As a further description of the above technical solution: the blade legs 3 are disposed obliquely outward on the circumferential surface of the blade holder 1.
As a further description of the above technical solution: the tool rest 1 is provided with a beard leakage groove 101, and the lower end face of the tool rest 1 is provided with a connecting part 4 connected with a driving part.
Through the arrangement of the technical scheme, the cut beard leaks from the beard leakage groove 101, and the weight of the cutter head is reduced.
As a further description of the above technical solution: the upper end face of the scissors body 2 is provided with a groove 201.
Through the arrangement of the technical scheme, the friction between the upper end surface of the cutter body 2 and the inner end surface of the cutter net is reduced, so that the temperature rise of the cutter net when the movable cutter rotates is reduced.
The using mode of the shaver is consistent with that of the movable knife of the existing rotary shaver, and the details are not repeated herein.
The invention has the advantages that: 1. the invention adopts ceramic materials, has high hardness, corrosion resistance, difficult abrasion and rusting and lasting sharp cutting edge; 2. the double cutting edges are designed on the single cutter body, so that forward shearing and reverse shearing can be realized, and the shearing requirements of different beards are met; 3. the cutter body is provided with the groove, so that the friction area between the cutter body and the cutter mesh is reduced, and the temperature rise of the cutter mesh when the cutter head rotates is reduced; 4. the reinforcing cutter foot is arranged to connect the cutter frame and the cutter body, so that the stability of the cutter body is enhanced.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A ceramic moving knife for a rotary shaver comprises a knife rest, wherein a knife body is arranged on the knife rest; the method is characterized in that: the tool rest and the tool body are integrally formed by ceramic materials; the cutter body is provided with a first cutter face and a second cutter face, the upper end of the first cutter face is a first cutter edge, the upper end of the second cutter face is a second cutter edge, the first cutter edge and the second cutter edge are obliquely arranged, the first cutter edge and meshes on the cutter net form a first shearing angle, and the second cutter edge and meshes on the cutter net form a second shearing angle; when the tool rest is driven by the bidirectional motor to rotate forward or reversely, the tool body forms forward shearing of a first shearing angle or reverse shearing of a second shearing angle in the tool net.
2. A ceramic moving blade for a rotary shaver as set forth in claim 1, wherein: the up end of cutter body is the horizontally trapezoidal, first cutting edge with the second cutting edge sets up on two hypotenuses that length is the same, and first knife face and second knife face to middle below slope.
3. A ceramic moving blade for a rotary shaver as set forth in claim 1, wherein: the first cutting edge and the second cutting edge have different inclination angles.
4. The ceramic moving blade for a rotary shaver set forth in claim 1, wherein: the first cutting edge and the second cutting edge are arranged at an angle alpha, and the angle alpha is 20-60 degrees.
5. The ceramic moving blade for a rotary shaver set forth in claim 1, wherein: the knife rest is connected with the knife body through a knife foot, and two side surfaces on the knife foot are respectively flush with the first knife surface and the second knife surface.
6. The ceramic moving blade for a rotary shaver set forth in claim 4 wherein: the cutter rest is a circular cutter rest, and the cutter bodies are circumferentially arranged on the circumferential surface of the cutter rest through the cutter feet.
7. The ceramic moving blade for a rotary shaver set forth in claim 5 wherein: the cutter foot is obliquely and outwards arranged on the circumferential surface of the cutter frame.
8. The ceramic moving blade for a rotary shaver set forth in claim 1, wherein: the tool rest is provided with a beard leakage groove, and the lower end face of the tool rest is provided with a connecting part connected with the driving part.
9. The ceramic moving blade for a rotary shaver set forth in claim 1, wherein: and a groove is arranged on the upper end surface of the cutter body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011631720.XA CN114683317A (en) | 2020-12-31 | 2020-12-31 | Ceramic moving knife for rotary shaver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011631720.XA CN114683317A (en) | 2020-12-31 | 2020-12-31 | Ceramic moving knife for rotary shaver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114683317A true CN114683317A (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011631720.XA Pending CN114683317A (en) | 2020-12-31 | 2020-12-31 | Ceramic moving knife for rotary shaver |
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| Country | Link |
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| CN (1) | CN114683317A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007134672A1 (en) * | 2006-05-20 | 2007-11-29 | Braun Gmbh | Lower cutter for a shaving head of an electric razor |
| CN107639656A (en) * | 2017-09-28 | 2018-01-30 | 广东罗曼智能科技股份有限公司 | A kind of cutter head assembly of rotary shaver |
| CN108501048A (en) * | 2018-03-11 | 2018-09-07 | 德清德研陶瓷有限公司 | Razor head |
| CN112055637A (en) * | 2018-05-02 | 2020-12-08 | 皇家飞利浦有限公司 | External cutting member of a shaving apparatus having a hair-guiding element with a thickness profile |
| CN112045719A (en) * | 2020-09-18 | 2020-12-08 | 王开永 | Novel rotary shaver head |
| CN214136130U (en) * | 2020-12-31 | 2021-09-07 | 宁波美钻机电有限公司 | Ceramic moving knife for rotary shaver |
-
2020
- 2020-12-31 CN CN202011631720.XA patent/CN114683317A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007134672A1 (en) * | 2006-05-20 | 2007-11-29 | Braun Gmbh | Lower cutter for a shaving head of an electric razor |
| CN101448610A (en) * | 2006-05-20 | 2009-06-03 | 布劳恩有限公司 | Lower cutter for a shaving head of an electric razor |
| CN107639656A (en) * | 2017-09-28 | 2018-01-30 | 广东罗曼智能科技股份有限公司 | A kind of cutter head assembly of rotary shaver |
| CN108501048A (en) * | 2018-03-11 | 2018-09-07 | 德清德研陶瓷有限公司 | Razor head |
| CN112055637A (en) * | 2018-05-02 | 2020-12-08 | 皇家飞利浦有限公司 | External cutting member of a shaving apparatus having a hair-guiding element with a thickness profile |
| CN112045719A (en) * | 2020-09-18 | 2020-12-08 | 王开永 | Novel rotary shaver head |
| CN214136130U (en) * | 2020-12-31 | 2021-09-07 | 宁波美钻机电有限公司 | Ceramic moving knife for rotary shaver |
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