CN218699028U

CN218699028U - Reciprocating razor head

Info

Publication number: CN218699028U
Application number: CN202221530653.7U
Authority: CN
Inventors: 吴让攀
Original assignee: Zhongshan Xiaoshi Ceramic Blade Co ltd
Current assignee: Zhongshan Xiaoshi Ceramic Blade Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2023-03-24
Anticipated expiration: 2032-06-17

Abstract

The utility model discloses a reciprocating type razor head, including the cutting assembly who is used for cutting hair, cutting assembly's bottom middle part is equipped with left and right hangers, controls thereby be equipped with the driving piece that can drive the cutting assembly cutting of side-to-side motion between the hangers about between the hangers, it has bracing piece down to articulate through the round pin axle on the hangers, be equipped with elastic construction between bracing piece and the cutting assembly, elastic construction is used for blockking cutting assembly relative support bar and rotates and order about cutting assembly rotation and reset after cutting assembly takes place to rotate, cutting assembly below is equipped with the fixing base with the cutting assembly phase separation, controls two the bracing piece is fixed on the fixing base, be equipped with the drive assembly who is used for connecting driving piece and external drive device on the fixing base, have simple structure, cutting assembly is outstanding, characteristics that cutting performance is good.

Description

Reciprocating razor head

[ technical field ] A method for producing a semiconductor device

The utility model relates to a reciprocating razor head.

[ background of the invention ]

The reciprocating razor head comprises a cutting component and a supporting and connecting structure for supporting the cutting component, the supporting and connecting structure is generally made of plastic and is Y-shaped, the cutting component is partially arranged between two supporting arms of the Y-shaped supporting and connecting structure, the length of the cutting component is limited, if the length of the cutting component is increased, the volume of the Y-shaped structure is inevitably increased, the space of the supporting and connecting structure occupies a large space, the whole razor head is too bulky and inconvenient to use; in addition, since the cutting assembly is located in the middle of the Y-shaped supporting structure, the cutting assembly sinks down between the two supporting arms of the Y-shaped supporting structure, which is not beneficial for the cutting assembly to protrude to facilitate the skin contact for cutting, in the patent with publication number CN105904488B, a fixed blade, a blade set and a hair cutting appliance are disclosed. Therefore, it is desirable to provide a razor head with a protruding cutting element, good cutting performance, small supporting and connecting structure and small space occupation.

The present invention has been made in view of this object.

[ Utility model ] content

The utility model aims to solve the technical problem that a reciprocating type razor tool bit is provided, have simple structure, the cutting assembly is outstanding, characteristics that cutting performance is good.

In order to solve the technical problem, the utility model relates to a reciprocating type razor head, including the cutting assembly who is used for cutting hair, cutting assembly's bottom middle part is equipped with left and right hangers, controls thereby it drives the driving piece of cutting assembly cutting to be equipped with the side-to-side motion between the hangers about between the hangers, it has bracing piece down to articulate through the round pin axle on the hangers, be equipped with elastic construction between bracing piece and the cutting assembly, elastic construction is used for blockking cutting assembly relative support bar and rotates and order about cutting assembly rotation and reset after cutting assembly takes place to rotate, cutting assembly below is equipped with the fixing base with the cutting assembly phase separation, controls two the bracing piece is fixed on the fixing base, be equipped with the transmission assembly who is used for connecting driving piece and external drive device on the fixing base.

A reciprocating razor head as claimed in above, the resilient structure comprising a torsion spring.

According to the reciprocating razor head, the fixing seat comprises a base and a gland, the left supporting rod and the right supporting rod are fixedly connected through the middle connecting rod, the middle connecting rod is fixed between the base and the gland, and the upper portion of the supporting rod extends out of the upper portion of the gland.

According to the reciprocating razor head, the supporting rod and the middle connecting rod form a U-shaped structure, and the base is provided with a rotary connecting structure used for being connected with the handle.

According to the reciprocating razor head, the supporting rod and the middle connecting rod form an H-shaped structure, the lower part of the supporting rod penetrates out of the lower part of the base, and the lower part of the supporting rod is provided with a clamping structure used for being connected with the handle.

According to the reciprocating razor head, the left and right supporting rods and the middle connecting rod are integrally formed by punching and molding rigid metal plates.

According to the reciprocating razor head, the gland is clamped and fixed on the base.

According to the reciprocating razor head, the bottom of the gland is provided with the threaded hole, and the inner side of the base is provided with the through hole for a screw to pass through from the inner side of the base and be in threaded connection and fixation with the threaded hole on the gland.

The cutting assembly comprises a fixed cutter support, a fixed cutter net is fixed on the fixed cutter support, a movable cutter is arranged below the fixed cutter net, a movable cutter support is fixed on the movable cutter, the movable cutter support is connected and fixed with a driving part, a guide block for guiding the movable cutter support to slide left and right is formed at the bottom of the fixed cutter support in an integrated injection molding mode, a downward hanging lug is formed below the bottom of the fixed cutter support in the molding mode, or the downward hanging lug is formed at the bottom of the fixed cutter support in the molding mode.

According to the reciprocating razor head, the elastic pressing piece used for elastically pressing the movable knife on the fixed knife net is arranged between the fixed knife bracket and the movable knife, and the elastic pressing piece is an elastic sheet.

In the reciprocating razor head, the bottom of the fixed blade support is fixed with a decorative cover, and the support rod passes through the decorative cover.

According to the reciprocating razor head, the angle limiting structure used for limiting the relative rotation angle of the supporting rod and the cutting assembly is arranged between the supporting rod and the cutting assembly, the angle limiting structure comprises a front step and a rear step which are arranged at the front portion and the rear portion of the supporting rod, the front step is used for blocking the cutting assembly from rotating forwards, and the rear step is used for blocking the cutting assembly from rotating backwards.

The reciprocating razor head comprises an eccentric shaft rotationally connected to a fixed seat and a driving connector fixed on the lower portion of the eccentric shaft, wherein the driving connector is used for being connected with an external driving device, and the eccentric shaft is used for being matched with a strip-shaped groove of a driving piece so as to drive the driving piece to move left and right when the eccentric shaft rotates. Or the transmission assembly comprises a swing rod, the middle part of the swing rod is rotatably connected to the fixed seat, the upper end of the swing rod is matched with the driving piece and drives the driving piece to move left and right during swinging, and the lower end of the swing rod is provided with a strip-shaped groove which is connected with the external eccentric shaft so as to generate left and right movement during rotation of the external eccentric shaft.

Compared with the prior art, the utility model discloses there is following advantage:

1. the utility model discloses simple structure, its cutting assembly props up in the fixing base top, and its support connection structure who comprises bracing piece, driving piece and drive assembly is located cutting assembly bottom middle part, and the space accounts for a little, and cutting assembly is outstanding, improves the contact performance of cutting assembly and skin, when adorning the handle and using, does benefit to and holds the different angles of handle conversion and shaves the hair to the different positions of health.

2. The utility model discloses well hangers is through the lower part direct forming of guide block, perhaps through the downward direct forming in bottom of stationary knife support, simple structure.

3. The utility model discloses about in bracing piece and middle connecting rod adopt the integrative stamping forming of sheet metal that has the rigidity, simple structure.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

FIG. 1 is a schematic view of a reciprocating razor head according to a first embodiment of the present invention;

figure 2 is an exploded view of a first embodiment of a reciprocating razor head of the present invention;

figure 3 is a cross-sectional view in a front-to-rear direction of an embodiment of a reciprocating razor head of the present invention;

FIG. 4 is a cross-sectional view of an embodiment of a reciprocating razor head of the present invention in a left-right direction;

FIG. 5 is a schematic view of a second embodiment of a reciprocating razor head according to the present invention;

FIG. 6 is a schematic view of the reciprocating razor head of the second embodiment with the gland removed;

fig. 7 is a sectional view of a coupling structure of a cutting assembly and a support bar of the second embodiment;

fig. 8 is a schematic structural view of a third embodiment of a reciprocating razor head of the invention;

FIG. 9 is a schematic structural view of a stationary blade support of the third embodiment;

fig. 10 is a cross-sectional view of a third embodiment of a reciprocating razor head of the present invention in the left-right direction.

[ detailed description ] A

The invention will be further described with reference to the accompanying drawings:

as shown in fig. 1 to 10, a reciprocating razor head comprises a cutting assembly 1 for cutting hair, a left and a right suspension loops 10 are arranged in the middle of the bottom of the cutting assembly 1, a driving member 2 capable of moving left and right between the left and right suspension loops 10 is arranged between the left and right suspension loops 10, the suspension loops 10 are hinged with a support rod 4 facing downwards through a pin shaft 3, an elastic structure is arranged between the support rod 4 and the cutting assembly 1 and used for blocking the cutting assembly 1 from rotating relative to the support rod 4, torque is generated through elastic force, the cutting assembly 1 can rotate relative to the support rod 4 under the action of external force, and after the cutting assembly 1 rotates, when the external force is removed, the elastic force generated by the elastic structure drives the cutting assembly 1 to rotate and reset. Cutting assembly 1 below is equipped with the fixing base 5 with cutting assembly 1 phase separation, controls two bracing piece 4 is fixed on fixing base 5, be equipped with the transmission assembly who is used for connecting driving piece 2 and external drive device on fixing base 5. The reciprocating razor head is simple in structure, the cutting assembly of the reciprocating razor head is supported above the fixed seat 5, the supporting and connecting structure consisting of the supporting rod 4, the driving piece 2 and the transmission assembly is positioned in the middle of the bottom of the cutting assembly, the space occupation ratio is small, the cutting assembly is protruded, the contact performance of the cutting assembly and the skin is improved, and when the reciprocating razor head is arranged on a handle for use, the shaving is carried out on different parts of a body by holding the handle to convert different angles.

Preferably, elastic construction includes

torsional spring

8, 8 covers of torsional spring are on the round pin axle 3 outside, simple structure.

As shown in fig. 4 and 10, an angle limiting structure for limiting a relative rotation angle between the support rod 4 and the cutting assembly 1 is arranged between the support rod 4 and the cutting assembly 1, the angle limiting structure includes a front step 43 and a rear step 44 which are arranged at the front and rear parts of the support rod 4, the front step 43 is used for blocking the cutting assembly 1 from rotating forwards, the rear step 44 is used for blocking the cutting assembly 1 from rotating backwards, and the structure is simple. When the cutting assembly 1 is pressed against the front step 43, the cutting assembly 1 is separated from the rear step 44; when the cutting assembly 1 is pressed against the rear step 44, the cutting assembly 1 is separated from the front step 43, thereby allowing the cutting assembly 1 to rotate within a certain angle range.

The cutting assembly 1 comprises a fixed knife support 11, a fixed knife net 12 is fixed on the fixed knife support 11, the fixed knife support 11 is a rigid metal support, the fixed knife net 12 is a metal sheet, the left side and the right side of the fixed knife net 12 are fixed on the fixed knife support 11 through bending and welding, a movable knife 13 is arranged below the fixed knife net 12, a movable knife support 14 is fixed on the movable knife 13, the movable knife support 14 is fixedly connected with a driving piece 2, and a guide block 15 for guiding the movable knife support 14 to slide left and right is formed at the bottom of the fixed knife support 11 through integral injection molding. And an elastic jacking part used for elastically jacking the movable knife on the fixed knife net is arranged between the fixed knife bracket and the movable knife, and the elastic jacking part is an elastic sheet, so that the shearing effect is improved, and the cutting sharpness is improved.

As shown in fig. 1 to 4 and 8, the driving assembly includes an eccentric shaft 91 rotatably connected to the fixed base 5, and a driving connection 92 fixed to a lower portion of the eccentric shaft 91, the driving connection 92 being adapted to be connected to an external driving device, the eccentric shaft 91 being adapted to cooperate with a strip-shaped groove of the driving member 2 to drive the driving member 2 to move left and right when the eccentric shaft 91 rotates.

As shown in fig. 5 and 6, in another embodiment of the transmission assembly, the transmission assembly includes a swing link 93 rotatably connected to the fixed base 5 at the middle, the upper end of the swing link 93 is engaged with the driving member 2 and drives the driving member 2 to move left and right during swinging, and the lower end of the swing link 93 is provided with a strip-shaped groove for connecting with the external eccentric shaft so as to move left and right during rotation of the external eccentric shaft.

The lower part of the guide block 15 is formed below the bottom of the fixed knife bracket 11 and is formed with the downward hanging lug 10 as shown in the embodiment of fig. 1 to 7, or the bottom of the fixed knife bracket 11 is formed with the downward hanging lug 10 as shown in the embodiment of fig. 8 and 9, so that the structure is simple and the production is easy.

The bottom of the fixed knife bracket 11 is fixed with a decorative cover 7, the support rod 4 penetrates through the decorative cover 7, and the decorative cover 7 is used for shielding the guide block 15 and the hanging lug 10 from the side face, so that the structure is compact and concise, and the appearance is attractive and elegant.

Fixing base 5 includes base 51 and gland 52, controls through intermediate junction pole 41 fixed connection between the bracing piece 4, intermediate junction pole 41 is fixed between base 51 and gland 52, the upper portion of bracing piece 4 stretches out in the gland 52 top, and further, controls bracing piece 4 and intermediate junction pole 41 adopt the integrative stamping forming of sheet metal that has the rigidity, simple structure.

Regarding the connection mode of the base 51 and the pressing cover 52, as shown in the embodiment of fig. 2, the pressing cover 52 is provided with a buckle, the base 51 is provided with a buckling hole, and the pressing cover 52 is buckled and fixed on the base 51. Or as shown in fig. 6, a threaded hole is provided at the bottom of the gland 52, and a through hole is provided at the inner side of the base 51 for the screw 6 to pass through from the inner side of the base 51 and to be screwed and fixed with the threaded hole on the gland 52, so that the screw is hidden at the inner side and prevented from being exposed.

In the embodiment shown in fig. 5 to 7, the support rod 4 and the middle connecting rod 41 form a U-shaped structure, and the base 51 is provided with a rotary connecting structure for connecting with a handle, where the rotary connecting structure may be a rotary buckle structure or other structures that are connected in a rotary manner. Or, as shown in fig. 1, 2, 3, 8 embodiment, the H type structure is constituteed to bracing piece 4 and intermediate junction pole 41, the lower part of bracing piece 4 is worn out in base 51 below, just the lower part of bracing piece 4 is equipped with the joint structure 42 that is used for being connected with the handle, furtherly, the joint structure is the joint hole, and simple structure connects this tool bit on the handle through pegging graft during the installation, does benefit to and is connected with the handle link of flat structure moreover.

Claims

1. A reciprocating razor cartridge characterized by: including cutting assembly (1) that is used for cutting hair, the bottom middle part of cutting assembly (1) is equipped with left and right hangers (10), controls thereby be equipped with between hangers (10) and drive driving piece (2) of cutting assembly (1) cutting of ability side-to-side movement about between hangers (10), it has bracing piece (4) down to articulate through round pin axle (3) on hangers (10), be equipped with elastic construction between bracing piece (4) and cutting assembly (1), elastic construction is used for blockking cutting assembly (1) relative bracing piece (4) and rotates and order about cutting assembly (1) after cutting assembly (1) takes place to rotate and reset, cutting assembly (1) below be equipped with fixing base (5) with cutting assembly (1) phase separation, control two bracing piece (4) are fixed on fixing base (5), be equipped with the transmission assembly who is used for connecting driving piece (2) and external drive device on fixing base (5).

2. A reciprocating razor cartridge as claimed in claim 1, wherein: fixing base (5) are including base (51) and gland (52), control through intermediate junction pole (41) fixed connection between bracing piece (4), intermediate junction pole (41) are fixed between base (51) and gland (52), the upper portion of bracing piece (4) stretches out in gland (52) top.

3. A reciprocating razor cartridge as claimed in claim 2, wherein: the support rod (4) and the middle connecting rod (41) form a U-shaped structure, and a rotary connecting structure used for being connected with the handle is arranged on the base (51).

4. A reciprocating razor cartridge as claimed in claim 2, wherein: the utility model discloses a handle of a bicycle, including bracing piece (4), middle connecting rod (41), base (51) below is worn out to the lower part of bracing piece (4), just the lower part of bracing piece (4) is equipped with and is used for the joint structure (42) be connected with the handle.

5. A reciprocating razor cartridge as claimed in claim 2, wherein: and the left and right supporting rods (4) and the middle connecting rod (41) are integrally formed by punching and molding rigid metal plates.

6. A reciprocating razor cartridge as claimed in claim 2, wherein: the gland (52) is clamped and fixed on the base (51).

7. A reciprocating razor cartridge as claimed in claim 2, wherein: the bottom of the gland (52) is provided with a threaded hole, and the inner side of the base (51) is provided with a through hole for a screw (6) to pass through from the inner side of the base (51) and be fixedly connected with the threaded hole on the gland (52) in a threaded manner.

8. A reciprocating razor cartridge as claimed in any one of claims 1 to 7, wherein: cutting assembly (1) includes stationary knife support (11), be fixed with stationary knife net (12) on stationary knife support (11), stationary knife net (12) below is equipped with moves sword (13), it is fixed with on sword (13) moves sword support (14), it is fixed with driving piece (2) to move sword support (14), stationary knife support (11) bottom an organic whole injection moulding has guide block (15) that supplies to move sword support (14) horizontal slip direction, the lower part shaping of guide block (15) has hangers (10) down in the bottom below of stationary knife support (11) and shaping, perhaps the bottom downwardly shaping of stationary knife support (11) has hangers (10) down.

9. A reciprocating razor cartridge as claimed in claim 8, wherein: the bottom of the fixed cutter support (11) is fixed with a decorative cover (7), and the support rod (4) penetrates through the decorative cover (7).

10. A reciprocating razor cartridge as claimed in any one of claims 1 to 7, wherein: be equipped with the angle limit structure who is used for restricting the relative turned angle of the two between bracing piece (4) and cutting assembly (1), angle limit structure is including setting up preceding step (43) and back step (44) at bracing piece (4) front portion and rear portion, preceding step (43) are used for blockking cutting assembly (1) and rotate forward, back step (44) are used for blockking cutting assembly (1) and rotate backward.