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CN-224223961-U - Enclosing hair trimming cutter head and hair shaving tool

CN224223961UCN 224223961 UCN224223961 UCN 224223961UCN-224223961-U

Abstract

The utility model relates to a surrounding hair trimming cutter head and a hair shaving tool, which are characterized in that each movable cutter tooth in a movable cutter is provided with a front angle and a rear angle, the front angle movement track of each movable cutter tooth passes through a hair guide groove, the movement track of the rear angle is positioned outside the closed end of the hair guide groove, a first included angle S1 is formed between the movable cutter blade and a static cutter blade on the corresponding static cutter tooth when the movable cutter tooth approaches any static cutter tooth, a surrounding space with temporarily closed periphery is formed in the hair guide groove when the front angle of the movable cutter tooth contacts the static cutter blade, and the hair in the surrounding space is cut when the rear angle passes over the static cutter blade. The hair guide device has the beneficial effects that when the external force drives the movable knife to move along the static knife to enable the movable knife tooth to approach any static knife tooth in the static knife, a first included angle S1 is formed between the movable knife edge and the static knife edge, and when the front angle contacts the static knife edge, a surrounding space with the four sides closed can be formed in the hair guide groove under the cooperation of the movable knife edge and the static knife edge, hair can be limited in the surrounding space, and the escape of the hair from the hair guide groove is effectively avoided.

Inventors

  • Request for anonymity

Assignees

  • 浙江海顺电工有限公司

Dates

Publication Date
20260512
Application Date
20250603

Claims (10)

  1. 1. The enclosing hair trimming cutter head comprises a static cutter (4) and at least one movable cutter (5) which moves relatively along the static cutter (4), wherein a plurality of static cutter teeth (41) which are arranged at intervals are arranged on the static cutter (4), a plurality of movable cutter teeth (51) which are matched with the static cutter teeth (41) to cut hair are arranged on the movable cutter (5), the enclosing hair trimming cutter head is characterized in that a hair guiding groove (42) is formed between every two adjacent static cutter teeth (41) in the static cutter (4), each hair guiding groove (42) is provided with at least one closed end, each movable cutter tooth (51) in the at least one movable cutter (5) is provided with a front angle (511) and a rear angle (512), the front angle (511) and the rear angle (512) are connected to form a movable cutter edge (52), the movement track of each movable cutter tooth (511) passes through the hair guiding groove (42), the movement track of the rear angle (512) is positioned outside the closed end of the hair guiding groove (42), at least one cutting edge (43) which is matched with the movable cutter edge (52) is formed on each static cutter tooth (41), when the movable cutter tooth (51) is driven by a first cutting edge (43) and the movable cutter tooth (43) is contacted with the movable cutter edge (41) under the action of the first cutting edge (43) under the condition that the first cutting edge (41) and the first cutting edge (43) is contacted with the movable cutter edge (41), at least one enclosing space (44) with a temporary periphery is formed in the hair guide groove (42), and hairs in the enclosing space (44) can be cut off when the rear angle (512) moves beyond the static blade (43).
  2. 2. The enclosing hair trimming cutter head according to claim 1, characterized in that the static cutter (4) is circular, a plurality of static cutter teeth (41) and hair guiding grooves (42) between adjacent static cutter teeth (41) are arranged in an annular array to form a trimming ring (45) and the static cutter (4) are coaxially arranged, each hair guiding groove (42) in the trimming ring (45) is provided with at least one closed end, the movable cutter (5) is arranged on the movable cutter holder (6) to follow the rotation of the movable cutter holder (6) to move along the trimming ring (45), a plurality of movable cutter teeth (51) in the movable cutter (5) are arranged in an annular array, and a first included angle S1 is formed between a movable cutter edge (52) on each movable cutter tooth (51) and the static cutter edge (43) on the corresponding static cutter tooth (41) when any movable cutter tooth (51) rotates to be close to any static cutter tooth (41) in the trimming ring.
  3. 3. The enclosing hair trimming head according to claim 1, wherein the first angle S1 between the movable blade edge (52) of the movable blade tooth (51) and the stationary blade edge (43) of the respective stationary blade tooth (41) is 90 ° > S1 > 0 ° when the movable blade tooth (51) is urged to approach any stationary blade tooth (41) by an external force.
  4. 4. The enclosing hair trimming cutter head according to claim 1, characterized in that the front angle (511) and the rear angle (512) of each movable cutter tooth (51) in the movable cutter (5) are connected to form an inclined movable cutter blade (52) when seen in the orthographic projection direction of the central axis of the movable cutter (5), a second included angle S2 between the movable cutter blade (52) and the vertical extension line is 15-45 degrees based on the vertical extension line of the front angle (511), and a third included angle S3 between adjacent movable cutter blades (52) is a multiple of the second included angle S2.
  5. 5. The enclosing hair-cutting head according to claim 1, characterized in that the plurality of stationary cutter teeth (41) and the hair guiding grooves (42) between adjacent stationary cutter teeth (41) form a cutting ring (45) in an annular array, the cutting ring (45) is provided with a plurality of groups of stationary cutter blades (4) which are coaxially and radially separated and formed in a circular shape, each hair guiding groove (42) in at least two cutting rings (45) has at least one closed end, the movable cutter (5) comprises external cutters (5 a) and internal cutters (5 b) with different diameters and is coaxially arranged in the movable cutter holder (6), the external cutters (5 a) are driven to rotate along the outer ring cutting ring (45) in a plurality of groups of cutting rings (45) under external force, and when the movable cutter teeth (51) in the external cutter (5 a) are rotated to approach the stationary cutter edge (43) of any stationary cutter tooth (41) in the outer ring cutting ring (45), the movable cutter blades (52) in the external cutter (5 a) and the movable cutter blades (43) in the inner ring (5 b) are driven to form an included angle between the movable cutter blades (52) in the corresponding stationary cutter ring (41) and the inner ring (45) to rotate along the plurality of the external cutter ring cutting teeth (45), a fourth included angle S4 is formed between the movable blade (52) in the inner cutter (5 b) and the static blade (43) in the corresponding static cutter tooth (41), wherein the first included angle S1 and the fourth included angle S4 are the same or different.
  6. 6. The enclosing hair trimming head according to claim 5, wherein the first included angle S1 and the fourth included angle S4 are different angles, and wherein the first included angle S1 is smaller than the fourth included angle S4, and wherein the fourth included angle S4 is 10 ° -45 °.
  7. 7. A surrounding hair-cutting head according to claim 5, characterized in that the number of movable cutter teeth (51) in the outer cutter (5 a) and the inner cutter (5 b) is the same or different.
  8. 8. The enclosing hair trimming head according to claim 5, wherein the number of moving cutter teeth (51) in the outer cutter (5 a) is different from the number of moving cutter teeth (51) in the inner cutter (5 b), and the number of moving cutter teeth (51) of the inner cutter (5 b) is smaller than the number of moving cutter teeth (51) of the outer cutter (5 a).
  9. 9. The enclosing hair trimming cutter head according to claim 5, wherein the front angle (511) and the rear angle (512) of each movable cutter tooth (51) in the inner cutter (5 b) are connected to form an inclined movable cutter blade (52) as seen from the orthographic projection direction of the central axis of the inner cutter (5 b), a fifth included angle S5 between the movable cutter blade (52) and the vertical extension line is 20-60 degrees based on the vertical extension line of the front angle (511), and a sixth included angle S6 between adjacent movable cutter blades (52) is larger than the fifth included angle S5.
  10. 10. A shaving implement comprising a surrounding hair trimming blade according to any one of claims 1 to 9.

Description

Enclosing hair trimming cutter head and hair shaving tool Technical Field The utility model relates to a hair trimming device, in particular to a surrounding hair trimming cutter head and a hair trimming tool for cutting hairs together in a surrounding manner, which are mainly applied to the field of personal care tools such as shavers, shavers and the like. Background The existing rotary trimming cutter head is shown in the attached figure 1 of the specification, and comprises a circular static cutter (1), a plurality of spaced whisker inlet holes (11) which are annularly arranged on the static cutter (1), a plurality of movable cutter teeth (21) are arranged on the movable cutter (2) and are arranged on the movable cutter seat (3), and each movable cutter tooth (21) is respectively attached to the inner surface of the static cutter (1). In the use process, the static knife (1) is attached to the skin, so that the hair on the skin surface stretches into the whisker inlet hole (11) of the static knife (1), the static knife (3) is driven by the movable knife holder (3) to be connected with an output shaft of a motor, each movable knife tooth (21) in the movable knife (2) is respectively rotated along the inner surface of the static knife (1), and after the movable knife edge (211) on each movable knife tooth (21) contacts the hair stretching into the whisker inlet hole (11), the hair is pushed to be close to the static knife edge (111) of the whisker inlet hole (11) and cut off the hair, so that the hair is cut. As shown in an enlarged view of fig. 1 of the specification, a movable blade (211) in a conventional movable cutter tooth (21) has a front angle (212) and a rear angle (213), wherein the front angle (212) is a part of the movable blade (211) which is contacted with a static blade (111) first, and the rear angle (213) is a part of the movable blade (211) which is contacted with the static blade (111) later. The front angle (212) is connected with the rear angle (213) to form an inclined line when seen from the plane projection of the base of the driven cutter (2), an outwards-opening horn-shaped included angle is formed between the inclined line and the static cutter (111), so that when the movable cutter (211) contacts hair entering the hair inlet hole (11), the hair is divided into three parts, wherein the first part exceeds the rotating track of the movable cutter (211) and is positioned at the bottom of the hair inlet hole (11) and cannot be sheared, the second part is sheared by the cooperation of the movable cutter (211) and the static cutter (111), and the third part of hair escapes outwards along the inclined line of the movable cutter (211) under the pushing of the movable cutter (211), so that the hair shearing benefit of the rotary cutter head is relatively reduced. Disclosure of utility model In order to solve the technical problems, the utility model provides the surrounding type hair trimming cutter head and the hair trimming tool, which can form a surrounding type trimming area when being matched with a static cutter edge by improving the movable cutter edge of the movable cutter, reduce the escape of hair in the trimming process, increase the single hair trimming amount of the movable cutter and improve the hair trimming benefit of the trimming cutter head. In order to solve the technical problems, the technical scheme adopted by the utility model is that the enclosing type hair trimming cutter head comprises a static cutter and at least one movable cutter which moves relatively along the static cutter, wherein a plurality of static cutter teeth which are arranged at intervals are arranged on the static cutter, and a plurality of movable cutter teeth which are matched with the static cutter teeth to cut off hair are arranged on the movable cutter; the hair guiding device is characterized in that hair guiding grooves are formed between adjacent static cutter teeth in the static cutter, each hair guiding groove is provided with at least one closed end, each movable cutter tooth in the at least one movable cutter is provided with a front angle and a rear angle, the front angle and the rear angle are connected to form a movable cutter blade, the front angle movement track of each movable cutter tooth penetrates through the hair guiding groove, the rear angle movement track is positioned outside the closed end of the hair guiding groove, at least one static cutter blade matched with the movable cutter blade to form shearing force is arranged on each static cutter tooth, a first included angle S1 is formed between the movable cutter blade and the static cutter blade on the corresponding static cutter tooth when the movable cutter tooth is driven by external force to approach any static cutter tooth, at least one enclosing space which is temporarily closed around is enclosed in the hair guiding groove when the front angle of the movable cutter tooth contacts the static cutter blade, and hairs