CN210968981U - Cutter head assembly with movable cutter on lower fixed cutter and upper fixed cutter - Google Patents

Abstract

The utility model relates to a move the knife head subassembly of sword stationary knife under at last, it includes the knife rest, the sword net, the stationary knife, move the sword, cut the tool bit, and drive link, wherein the stationary knife with move the sword and all extend along the length direction of knife rest and be U-shaped body form, and cut the both sides that the sword tooth of usefulness is located U-shaped body top respectively, the stationary knife is folded and is established on moving the sword, and the stationary knife is connected on the knife rest from both ends, the drive link will cut the tool bit and move sword synchronous connection, it will stretch into the hair shearing in the sword net to cut the tool bit to remove in the U-shaped body of stationary knife. The utility model discloses will move the sword setting in stationary knife below, thoroughly avoided moving the sword and cause skin to cut the phenomenon emergence of hindering in shearing process, moreover, can pick the short with the body hair through the shearing of moving stationary knife, the rethread is sheared the shearing of tool bit and sword net, the rejection of the body hair of being convenient for.

Description

Cutter head assembly with movable cutter on lower fixed cutter and upper fixed cutter

Technical Field

The utility model particularly relates to a move cutter head subassembly that sword was last at lower stationary knife.

Background

At present, the hair shaver is quite common in real life, can conveniently shave the body hair on the surface of the skin of a human body, and is favored by a plurality of beauty-loving women.

Meanwhile, a cutter head assembly of a general shaver mainly includes a cutter frame, a cutter net, a fixed cutter, a movable cutter, and a cutter head capable of forming shearing with the cutter net.

However, for some longer hairs, the hairs are firstly cut off by adopting the relative shearing motion of the fixed knife and the movable knife, and then the hairs are scraped clean by the cooperation of the knife head and the knife net, wherein the fixed knife is arranged at the lower part, and the movable knife is arranged at the upper part. That is, the movable blade may contact the skin of the human body, and thus, there is a possibility that the movable blade may cause a cut in the skin of the human body.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide an improved cutter head component with a movable cutter arranged on a lower fixed cutter.

In order to achieve the above object, the utility model provides a move the knife head subassembly of sword stationary knife under at last, it includes the knife rest, the sword net, the stationary knife, move the sword, cut the tool bit, and the drive link, wherein the stationary knife with move the sword and all extend along the length direction of knife rest and be the U physique form, and cut the sword tooth of usefulness and be located the both sides at U physique top respectively, the stationary knife is folded and is established on moving the sword, and the stationary knife is connected on the knife rest from both ends, the drive link will cut the tool bit and move sword synchronous connection, it will stretch into the hair shearing in the sword net to cut the tool bit to remove in the U physique of stationary knife.

Preferably, the fixed knife and the movable knife are provided with avoiding holes, the driving connecting frame comprises an avoiding hole with an automatic knife, a frame body which penetrates through the passing part of the avoiding hole of the fixed knife and is in butt joint with the shearing knife head, an external connecting part arranged at the bottom of the frame body, a metal elastic sheet which is detachably arranged on the frame body and is used for buckling and pressing the movable knife on the frame body, and an elastic part which is arranged between the frame body and the shearing knife head to keep the shearing knife head attached to the inner wall of the knife net in a moving trend. Due to the arrangement of the metal elastic sheet, the movable knife can be sheared with the fixed knife along with the movement of the driving connecting frame.

According to a specific implementation and preferred aspect of the utility model, the shearing tool bit includes the blade holder, sets up many blades on the blade holder, wherein the blade holder includes the seat body that extends along the length direction of U-shaped body, from the connector of the relative both sides downwardly extending of seat body, many blades along the length direction of seat body side by side and interval distribution on the seat body.

Preferably, the penetrating part on the frame body extends into the space between the connecting bodies on the two sides, and the penetrating part can move up and down relative to the connecting bodies along with the telescopic movement of the elastic component. Because every user is when getting rid of the body hair, and the contact dynamics with skin all is different, through relative motion like this to satisfy different users' use comfort, also can ensure moreover to cut the blade and laminate all the time at the sword net inner wall.

Furthermore, a sliding groove extending in the vertical direction is formed in each side connecting body, and a hook capable of sliding in the sliding groove and hanging the side edge of the bottom of the sliding groove is arranged on the corresponding side of the penetrating part.

According to the utility model discloses a still another concrete implementation and preferred aspect, seted up the caulking groove on the portion of passing, metal shrapnel is including the first lamellar body, the second lamellar body and the third lamellar body of setting at first lamellar body both ends of embedding caulking groove, and wherein second lamellar body and third lamellar body pass and will move the sword knot and press on the support body from the U-shaped bottom of moving the sword respectively. This embodiment is not only simple, but also relatively stable and low cost.

Preferably, still be equipped with outstanding card post in the caulking groove, correspond on first lamellar body and be equipped with the joint hole that matches with the card post. Therefore, the higher the provided buckling pressure is, the better the synchronism of the movable knife and the driving connecting frame is, and the good shearing performance is further embodied.

In addition, positioning columns are arranged at two end parts of the frame body, through holes and notches for avoiding the positioning columns are respectively arranged on the fixed cutter and the movable cutter, the elastic part is a spring, the spring is sleeved on the periphery of the positioning columns, and the two end parts are respectively and fixedly connected to the frame body and the seat body.

Preferably, the blade net is detachably arranged on the blade holder. The knife net is convenient to replace.

Furthermore, the two opposite sides of the knife rest are respectively provided with a combing guide tooth. The hair guide teeth are used for combing and guiding hair, so that the hair can be cut more conveniently.

Compared with the prior art, the utility model has the advantages of as follows:

the utility model discloses will move the sword setting in stationary knife below, thoroughly avoided moving the sword and cause skin to cut the phenomenon emergence of hindering in shearing process, moreover, can pick the short with the body hair through the shearing of moving stationary knife, the rethread is sheared the shearing of tool bit and sword net, the rejection of the body hair of being convenient for.

Drawings

FIG. 1 is an exploded view of the tool bit assembly of the present invention;

FIG. 2 is a schematic half-sectional view of the tool bit assembly of the present invention;

in the drawings: 1. a tool holder; 1a, combing guide teeth; 2. a knife net; 3. fixing a cutter; 4. moving a knife; c. cutter teeth; 5. a shearing cutter head; 50. a tool apron; 500. a seat body; 501. a linker; h. a chute; 51. a blade; 6. a drive link; 60. a frame body; d. a positioning column; 600. a pass-through portion; q, caulking groove; z, clamping the column; g. hooking; 61. an external connection part; 62. a metal spring sheet; 621. a first sheet body; k. a clamping hole; 622. a second sheet body; 623. a third sheet body; 63. an elastic member (spring).

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.

In the description of the present application, 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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

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 application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; 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 application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. 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. It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1, the cutter head assembly according to the present embodiment includes a cutter frame 1, a cutter net 2, a fixed cutter 3, a movable cutter 4, a cutting cutter head 5, and a driving connection frame 6, wherein the fixed cutter 3 and the movable cutter 4 both extend along the length direction of the cutter frame 1 to form a U-shape, and cutting teeth c for cutting are respectively located on two sides of the top of the U-shape.

Referring to fig. 2, the stationary knife 3 is stacked on the movable knife 4, the stationary knife 3 is connected to the knife holder 1 from both ends, the driving connecting frame 6 connects the cutting head 5 and the movable knife 4 synchronously, and the cutting head 5 can move in the U-shaped body of the stationary knife 3 to cut the hair extending into the knife net 2.

In this embodiment, the fixed blade 3 and the movable blade 4 are provided with avoiding holes, the driving connecting frame 6 comprises an avoiding hole having the automatic blade 4, a frame body 60 passing through the part 600 in the avoiding hole of the fixed blade 3 and abutting against the shearing blade 5, an external connecting part 61 arranged at the bottom of the frame body 60, a metal elastic sheet 62 detachably arranged on the frame body 60 and used for pressing the movable blade 4 on the frame body 60, and an elastic member 63 arranged between the frame body 60 and the shearing blade 5 to keep the shearing blade 5 abutting against the inner wall of the knife net 2.

Specifically, the external connection portion 61 is in butt joint with the output end portion of the driver, so that the driving connection frame 6 is driven to move back and forth, and meanwhile, the movable knife 4 can be sheared with the fixed knife 3 along with the movement of the driving connection frame 6 due to the arrangement of the metal elastic sheet 62.

In this embodiment, the penetrating portion 600 is provided with a caulking groove q, and the metal elastic sheet 62 includes a first sheet 621 embedded in the caulking groove q, and a second sheet 622 and a third sheet 623 disposed at two ends of the first sheet 621, wherein the second sheet 622 and the third sheet 623 respectively penetrate through the U-shaped bottom of the movable blade 4 and press the movable blade 4 onto the holder body 60. This embodiment is not only simple, but also relatively stable and low cost.

In order to further improve the synchronization performance of the moving blade 4 and the frame body 60, a protruding clamping column z is further arranged in the caulking groove q, and a clamping hole k matched with the clamping column z is correspondingly arranged on the first sheet body 621. Therefore, the higher the provided buckling pressure is, the better the synchronism of the movable knife and the driving connecting frame is, and the good shearing performance is further embodied.

In this example, the cutting head 5 includes a holder 50, and a plurality of blades 51 disposed on the holder 50, wherein the holder 50 includes a holder body 500 extending along a length direction of the U-shaped body, and connecting bodies 501 extending downward from opposite sides of the holder body 500, and the plurality of blades 51 are distributed on the holder body 500 side by side and at intervals along the length direction of the holder body 500.

Specifically, the blades 51 are C-shaped, and are inserted into the seat body 500 from two notched edges of the C-shape, and a plurality of blades 51 are aligned and uniformly distributed at intervals.

As regards the simultaneous connection of the drive link 6 and the cutting head 5, this is mainly achieved by the movable abutment of the through portion 600 and the connecting body 501.

The passing portion 600 of the frame body 60 extends between the two side connection bodies 501, and the passing portion can move up and down relative to the connection bodies 501 along with the telescopic movement of the elastic member 63. Because every user is when getting rid of the body hair, and the contact dynamics with skin all is different, through relative motion like this to satisfy different users' use comfort, also can ensure moreover to cut the blade and laminate all the time at the sword net inner wall.

A sliding groove h extending in the vertical direction is formed in each side connecting body 501, and a hook g which can slide in the sliding groove h and can hang the side edge of the bottom of the sliding groove h is arranged on the corresponding side of the penetrating part 600. This prevents the insertion portion 600 from coming off the connection body 501, and also serves as a slide guide.

Meanwhile, positioning columns d are arranged at two end portions of the frame body 60, through holes and notches for avoiding the positioning columns are formed in the fixed knife 3 and the movable knife 4 respectively, the elastic part 63 is a spring, the spring is sleeved on the periphery of the positioning columns d, and the two end portions are fixedly connected to the frame body 60 and the seat body 500 respectively.

Furthermore, a knife web 2 is detachably arranged on the knife holder 1. The knife net 2 is convenient to replace.

The two opposite sides of the knife rest 1 are respectively provided with a combing guide tooth 1 a. The cutting of body hair is facilitated under the combing and guiding of the comb guide teeth 1 a.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (10)

1. The utility model provides a move the tool bit subassembly of sword at last stationary knife down, it includes knife rest, sword net, stationary knife, moves the sword, cuts the tool bit and drive link, its characterized in that:

the fixed knife with move the sword all along the length direction of knife rest extends and is the U-shaped body form, and cuts the sword tooth that uses and be located respectively the both sides at U-shaped body top, the fixed knife is folded and is established move on the sword, just the fixed knife is connected from both ends on the knife rest, the drive link will cut the tool bit with move sword synchronous connection, the shearing tool bit can move in the U-shaped body of fixed knife will stretch into hair in the blade network is cuted.

2. The cutter head assembly with the movable cutter on the lower fixed cutter according to claim 1, characterized in that: the stationary knife with the hole of dodging has been seted up on the moving blade, the drive link including have in proper order certainly the hole of dodging of moving blade pass in the hole of dodging of stationary knife pass the part and with cut the relative support body that connects of tool bit, set up external portion, the detachably setting in the support body bottom just be used for with on the support body the moving blade withhold metal shrapnel on the support body and set up and be in the support body with cut between the tool bit in order to keep the laminating of tool bit is in the elastomeric element of tool net inner wall motion trend.

3. The cutter head assembly with the movable cutter on the lower fixed cutter according to claim 2, characterized in that: the shearing cutter head comprises a cutter seat and a plurality of blades arranged on the cutter seat, wherein the cutter seat comprises a seat body extending along the length direction of the U-shaped body and connecting bodies extending downwards from two opposite sides of the seat body, and the blades are distributed on the seat body side by side and at intervals along the length direction of the seat body.

4. The cutter head assembly with the movable cutter on the lower fixed cutter as claimed in claim 3, wherein: the penetrating part on the frame body extends into the space between the connecting bodies on two sides, and the penetrating part can move up and down relative to the connecting bodies along with the telescopic movement of the elastic component.

5. The cutter head assembly with the movable cutter on the lower fixed cutter as claimed in claim 4, wherein: and each side of the connecting body is provided with a sliding chute extending in the vertical direction, and the corresponding side of the penetrating part is provided with a hook which can slide in the sliding chute and can be hung on the side edge of the bottom of the sliding chute.

6. The cutter head assembly with the movable cutter on the lower fixed cutter as claimed in claim 4, wherein: the penetrating part is provided with a caulking groove, the metal elastic sheet comprises a first sheet body embedded into the caulking groove, a second sheet body and a third sheet body which are arranged at two ends of the first sheet body, wherein the second sheet body and the third sheet body respectively penetrate through the U-shaped bottom of the moving knife and press the moving knife on the frame body.

7. The cutter head assembly with the movable cutter on the lower fixed cutter as claimed in claim 6, wherein: still be equipped with outstanding card post in the caulking groove first lamellar body on the correspondence be equipped with the joint hole that the card post matches.

8. The cutter head assembly with the movable cutter on the lower fixed cutter as claimed in claim 3, wherein: the support body both ends are equipped with the reference column, the stationary knife on with be equipped with respectively on the moving knife and dodge the through-hole and the breach of reference column, elastomeric element be the spring, the spring housing establish the reference column periphery, and both ends respectively fixed connection be in the support body with on the seat body.

9. The cutter head assembly with the movable cutter on the lower fixed cutter according to claim 1, characterized in that: the knife net is detachably arranged on the knife rest.

10. The cutter head assembly with the movable cutter on the lower fixed cutter according to claim 1 or 9, wherein: the two opposite sides of the knife rest are respectively provided with a combing guide tooth.

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