CN112476344A

CN112476344A - Auxiliary tool for rapidly installing torsional spring of shaver head

Info

Publication number: CN112476344A
Application number: CN202011438292.9A
Authority: CN
Inventors: 刘万勇; 孙大伟
Original assignee: Suzhou Jiadong Hardware Products Co ltd
Current assignee: Suzhou Jiadong Hardware Products Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-03-12

Abstract

The invention relates to an auxiliary tool for quickly installing a torsional spring of a shaver head, which comprises a base, a limiting part and an installation part, wherein the base is provided with a tool bit body placing groove, the limiting part is movably arranged on the base and is used for limiting the movement of a pressing block, the installation part comprises an installation seat provided with a torsional spring positioning groove, an ejection mechanism and a reset mechanism, the ejection mechanism is arranged on the installation seat and can eject the torsional spring from the torsional spring positioning groove, the reset mechanism drives the ejection mechanism to reset, the placing groove is positioned below the installation seat, and the limiting part can be inserted into the pressing block and can calibrate the position of the pressing block on a tool bit body. On one hand, the position of a pressing block on the tool bit body can be calibrated and positioned to ensure that a second torsion arm of the installed torsion spring is buckled and pressed on a designated area on the pressing block; on the other hand, the torsional spring is placed, and deformation and ejection operations can be synchronously performed, so that the installation of the torsional spring is accurately realized, the implementation is convenient, and the phenomenon that the torsional spring bounces out cannot occur.

Description

Auxiliary tool for rapidly installing torsional spring of shaver head

Technical Field

The invention belongs to the field of mechanical auxiliary equipment, and particularly relates to an auxiliary tool for quickly mounting a torsional spring of a shaver head.

Background

As is well known, in general, a shaving head of an electric shaver includes a shaving head body, a fixed blade fixed to the shaving head body, a movable blade attached to the fixed blade, a pressing block for pressing the movable blade onto the fixed blade, a torsion spring disposed in the shaving head body and pressing the pressing block onto the shaving head body, and a holder fixedly disposed on the shaving head body.

The equipment of current electric shaver, especially with the installation of moving blade holder and the torsional spring of stationary knife seat matched with, adopt appurtenance to fix a position the tool bit body earlier, then manual order about the torsional spring deformation for a torsional spring arm is withheld on the briquetting, another torsional spring arm is contradicted in the cassette.

Obviously, the auxiliary tool described above has the following drawbacks:

1) the auxiliary tool can only realize the installation of the torsion spring of one shaver head at a time, and the working efficiency is obviously insufficient;

2) because of the elastic reason of torsional spring self, in the installation, easily because fixed not in place leads to the torsional spring to bounce to injure installer, and to installer intensity of labour big, waste time and energy.

Disclosure of Invention

In order to overcome the drawbacks of the prior art, it is an object of the present invention to provide an improved auxiliary tool for quick mounting of a torsion spring of a shaving head.

In order to achieve the purpose, the invention adopts the following technical scheme:

an auxiliary tool for rapidly installing a torsional spring of a shaver head comprises a shaver head body, a fixed blade, a movable blade, a pressing block, a double torsional spring and a clamping seat, wherein the double torsional spring comprises a torsional spring body, a first torsional spring arm and a second torsional spring arm, the first torsional spring arm is a closed end part, the second torsional spring arm is an open end part, a positioning seat is formed on the shaver head body, the auxiliary tool comprises a base, a limiting part and an installation part, the base is provided with a tool head body placing groove, the limiting part is movably arranged on the base and is used for limiting the movement of the pressing block,

especially, the installation part is including the mount pad that is formed with the torsional spring constant head tank, set up on the mount pad and can be from the ejecting ejection mechanism of torsional spring in the torsional spring constant head tank, and order about the canceling release mechanical system that the ejection mechanism resets, wherein the standing groove is located the below of mount pad, spacing part can insert in the briquetting and the position on the tool bit body of calibration briquetting, during the installation, spacing part calibrates the briquetting and spacing, ejection mechanism is ejecting with the torsional spring, the torsional spring body is fixed a position on the positioning seat, first torsional spring arm block is in the cassette, second torsional spring arm withholds on spacing part, ejection mechanism resets, spacing part breaks away from the briquetting, second torsional spring arm withholds on the briquetting.

Preferably, the ejection mechanism comprises a linear slide rail fixed on the mounting seat, an ejection slide block slidably arranged on the linear slide rail, ejector rods and insertion rods arranged on the ejection slide block, and an operating handle arranged on the ejection slide block, wherein the number of the ejector rods is two, the ejector rods and the two torsion rings of the torsion spring body are arranged in a one-to-one correspondence manner, and the end parts of the insertion rods are provided with insertion ports matched with the first torsion spring arms. The ejection mechanism can stably eject the torsion spring, and the torsion spring can be forced to deform under the matching of the plug interface and the first torsion spring arm, so that the torsion spring is conveniently clamped in the clamping seat from the first torsion spring arm, and in this way, ejection and deformation can be synchronously performed, so that the mounting efficiency and the clamping effect are improved.

Furthermore, the torsional spring is installed on the torsional spring constant head tank from the torsion circle, and first torsional spring arm and second torsional spring arm are located the upper and lower side of torsion circle respectively, and ejector pin and inserted bar are triangular distribution, and the lower tip of inserted bar is located the below of the tip under the ejector pin. That is to say, the torsional spring warp earlier, then cooperates ejecting with the ejector pin to install the torsional spring on the tool bit body, avoids collapsing the spring.

According to a specific implementation and preferred aspect of the present invention, the mounting seat includes a first seat body having a torsion spring positioning slot formed at a front end portion thereof, and a second seat body having a V-shaped cross section and fixedly disposed on the first seat body, wherein the ejection mechanism is disposed on the second seat body, the first seat body is rotatably disposed on the base from a rear end portion thereof around a horizontal pivot, and the return mechanism is configured to return the ejection slider on the linear slide rail and is further capable of driving the mounting seat to turn backwards around the pivot. The installation seat with a certain inclination angle is arranged, so that the operating personnel can perform clamping operation on the torsion spring at a proper angle, and the labor is saved; simultaneously, through the angle upset of mount pad, the operating personnel of being convenient for puts into the torsional spring constant head tank with the torsional spring, also forms certain space of dodging moreover, and then makes things convenient for placing and taking of tool bit body.

Specifically, the blocking module is fixedly arranged on the second seat body at the side part of the linear slide rail, and when the ejection sliding block is reset, the ejection sliding block abuts against the blocking module.

Preferably, the reset mechanism comprises a tension spring, one end of which is fixed at the rear end of the base, and the other end of which bypasses the mounting seat and is fixed on the ejection slide block. The resetting of the mounting seat and the ejecting slide block is integrated, so that the structure is simplified, and the implementation is convenient.

According to another specific implementation and preferable aspect of the invention, the pressing block is formed with two mounting areas for buckling the second torsion spring arm, and the limiting component comprises a limiting slide rail, a slide seat arranged on the limiting slide rail in a sliding manner, and limiting claws arranged on the slide seat and capable of being inserted from the mounting areas and pressing on the pressing block respectively. The position calibration of the pressing block is realized through the limiting claw.

Preferably, a clamping groove consistent with the length direction of the limiting slide rail is formed in the limiting claw, and the second torsion spring arm is buckled and pressed on the corresponding clamping groove of the limiting claw under the condition that the limiting claw is not separated from the pressing block. Therefore, the clamping groove of the limiting claw can adjust the position of the second torsion spring arm, so that the length direction of the second torsion spring arm is consistent with the length direction of the clamping groove, and the second torsion spring arm is guaranteed to be accurately buckled in the installation area corresponding to the pressing block under the separation of the limiting claw.

Specifically, the clamping groove is a V-shaped groove with an upward opening. Therefore, the position where the second torsion spring arm is buckled and pressed on the pressing block meets the installation requirement.

In addition, be equipped with a plurality of standing grooves on the base side by side, ejection mechanism, torsional spring constant head tank and spacing part constitute a torsional spring installation group, and wherein torsional spring installation group sets up with the standing groove one-to-one, and appurtenance can realize placing the torsional spring installation of the tool bit that shaves in a plurality of standing grooves side by side in step. Therefore, the installation of the torsion springs of the plurality of shaving heads can be completed at one time, and the working efficiency is improved.

Compared with the prior art, the invention has the following advantages:

on one hand, the position of a pressing block on the tool bit body can be calibrated and positioned to ensure that a second torsion arm of the installed torsion spring is buckled and pressed on a designated area on the pressing block; on the other hand, through the placing of the torsion spring, the deformation and the ejection operation which can be synchronously carried out, the torsion spring is accurately and stably installed at the positioning seat from the torsion spring coil, the first torsion spring arm is clamped in the clamping seat, the implementation is convenient, and the phenomenon that the torsion spring bounces out cannot occur.

Drawings

FIG. 1 is a perspective view of an auxiliary tool (including a shaving head) according to the present invention;

FIG. 2 is a schematic top view of the ejection module of FIG. 1 in a reset state;

in the drawings: 1. a shaving head; 10. a tool bit body; 11. fixing a blade; 12. a movable blade; 13. briquetting; 14. a torsion spring; 140. a torsion spring body; 141. a first torsion spring arm; 142. a second torsion spring arm; 15. a card holder;

2. a base; 20. a placement groove;

3. a limiting component; 30. a limiting slide rail; 31. a slide base; 32. a limiting claw; 320. a card slot; 33. a limiting module; 34. a connection panel;

4. a mounting member; 40. a mounting seat; 400. a torsion spring positioning slot; 401. a first seat body; 402. a second seat body; 41. an ejection mechanism; 410. a linear slide rail; 411. ejecting the sliding block; 412. a top rod; 413. inserting a rod; c. an interface; 414. operating the control handle; 43. a reset mechanism; 430. a tension spring; 431. and blocking the module.

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 shaving head 1 of the present embodiment includes a head body 10, a fixed blade 11 fixed on the head body 10, a movable blade 12 attached to the fixed blade 11, a pressing block 13 for pressing the movable blade 12 onto the fixed blade 11, a double torsion spring 14 disposed in the head body 10 and pressing the pressing block 13 onto the head body 10, and a clamping seat 15, wherein the head body 10 is formed with a mounting seat 100, the double torsion spring 14 includes a torsion spring body 140, a first torsion spring arm 141 and a second torsion spring arm 142, the first torsion spring arm 141 is a closed end, the second torsion spring arm 142 is an open end, after the assembly is completed, two torsion spring coils of the torsion spring body 140 are positioned in the positioning seat 100, the first torsion spring arm 141 is pressed onto the pressing block 13, and the second torsion spring arm 142 is abutted against the clamping seat 15.

As shown in fig. 2, the auxiliary tool includes a base 2 formed with a placement groove 20 of a bit body, a position limiting member 3 movably provided on the base 2, and a mounting member 4.

In this example, two mounting areas for the second torsion spring arm 142 to be fastened and pressed are formed on the pressing block 13, and the limiting component 3 includes a limiting slide rail 30, a slide seat 31 slidably disposed on the limiting slide rail 30, and a limiting claw 32 disposed on the slide seat 31 and capable of being inserted from the mounting areas and pressed on the pressing block 13. The position of the pressing block 13 is calibrated by the limiting claw 32.

The limiting claws 32 are formed with engaging grooves 320 which are identical to the length direction of the limiting slide rail 30, and the second torsion spring arms 142 are buckled on the corresponding engaging grooves 320 of the limiting claws 32 when the limiting claws 32 are not separated from the pressing block 13. Thus, the position of the second torsion spring arm 142 can be adjusted by the clamping groove 320 of the limiting claw 32, so that the length direction of the second torsion spring arm 142 is consistent with the length direction of the clamping groove 320, and the second torsion spring arm is accurately buckled in the installation area corresponding to the pressing block under the separation of the limiting claw.

In this example, the slot 320 is a V-shaped slot with an upward opening. The position where the second torsion spring arm 142 is buckled on the pressing block 13 meets the installation requirement.

Meanwhile, in order to facilitate the motion control of the limiting claw 32, in this example, the limiting modules 33 are respectively formed at two end portions of the limiting slide rail 30, that is, when the slide seat 31 abuts against the limiting module 33 near the end portion of the placing groove 20, at this time, the limiting claw 32 completes the calibration and positioning of the pressing block 13; when the sliding seat 31 abuts against the other limiting module 33, the limiting claw 32 is separated from the pressing block 13.

The mounting part 4 includes a mounting seat 40 formed with a torsion spring positioning groove 400, an ejection mechanism 41 provided on the mounting seat 40 and capable of ejecting the double torsion springs 14 from the torsion spring positioning groove 400, and a return mechanism 42 for returning the ejection mechanism 41.

The mounting seat 40 includes a first seat 401 having a torsion spring positioning slot 400 formed at a front end portion thereof, and a second seat 402 having a V-shaped cross section and fixedly disposed on the first seat 401, wherein the ejection mechanism 41 is disposed on the second seat 402, and the first seat 401 is rotatably disposed on the base 2 from a rear end portion thereof around a horizontal pivot. The installation seat with a certain inclination angle is arranged, so that the operating personnel can perform clamping operation on the torsion spring at a proper angle, and the labor is saved; simultaneously, through the angle upset of mount pad, the operating personnel of being convenient for puts into the torsional spring constant head tank with the torsional spring, also forms certain space of dodging moreover, and then makes things convenient for placing and taking of tool bit body.

The ejection mechanism 41 includes a linear slide rail 410 fixed on the mounting seat 40, an ejection slider 411 slidably disposed on the linear slide rail 410, two ejector rods 412 and two insertion rods 413 disposed on the ejection slider 411, and an operating handle 414 disposed on the ejection slider 411, wherein the two ejector rods 412 are disposed in one-to-one correspondence with the two torsion loops of the torsion spring body 140, and an insertion port c matched with the first torsion spring arm 141 is formed at an end of the insertion rod 413. The ejection mechanism can stably eject the torsion spring, and the torsion spring can be forced to deform under the matching of the plug interface and the first torsion spring arm, so that the torsion spring is conveniently clamped in the clamping seat from the first torsion spring arm, and in this way, ejection and deformation can be synchronously performed, so that the mounting efficiency and the clamping effect are improved.

In this embodiment, the placement groove 20 is located below the mounting seat 40, the double torsion spring 140 is mounted on the torsion spring positioning groove 400 from the torsion coil, the first torsion spring arm 141 and the second torsion spring arm 142 are respectively located above and below the torsion coil, the top bar 412 and the insertion bar 413 are distributed in a triangular shape, and the lower end of the insertion bar 413 is located below the lower end of the top bar 412. That is to say, the torsional spring warp earlier, then cooperates ejecting with the ejector pin to install the torsional spring on the tool bit body, avoids collapsing the spring.

The reset mechanism 43 is used for resetting the ejection slider 411 on the linear slide 410, and can also drive the mounting base to turn backwards around the pivot.

In this example, the reset mechanism 43 includes a tension spring 430 (not shown) having one end fixed to the rear end of the base 2 and the other end passing through the mounting seat 40 and fixed to the ejecting slider 411; and a blocking module 431 located at a side of the linear sliding rail 410 and fixedly disposed on the second base 402, wherein when the ejecting slider 411 is reset, the ejecting slider 411 abuts against the blocking module 430.

Specifically, there are two blocking modules 431, and the two blocking modules are correspondingly disposed on two opposite sides of the linear guideway 410.

Meanwhile, the arrangement of the tension spring 430 can combine the mounting seat 40 and the return of the ejection slider 411 into a whole, so that the structure is simplified and the implementation is convenient.

In addition, a plurality of placing grooves 20 are arranged on the base 2 side by side, the ejection mechanism 41, the torsion spring positioning groove 400 and the limiting component 3 form a torsion spring installation group, the torsion spring installation group and the placing grooves 20 are arranged in a one-to-one correspondence manner, and the auxiliary tool can synchronously realize the installation of torsion springs of the shaving heads arranged in the plurality of placing grooves side by side. Therefore, the installation of the torsion springs of the plurality of shaving heads can be completed at one time, and the working efficiency is improved.

Meanwhile, in this example, two sliders 31 are synchronously connected between two sets of the limiting members 3 through a connecting panel 34, wherein two sets of limiting claws 32 are correspondingly arranged at the front end portion of the connecting panel 34.

In summary, the implementation process of this embodiment is as follows:

correspondingly placing the tool bit body 10 in the placing groove 20, then inserting the two limiting claws 32 of the limiting part 3 into the mounting areas of the two second torsion spring arms 142 of the pressing block 13, completing the position calibration of the pressing block 13 on the tool bit body 10, pressing on the pressing block 13 at the same time, relatively positioning the tool bit body 10 in the placing groove 20 at the moment, then clamping the double torsion springs 14 into the corresponding torsion spring positioning grooves 400 from the two torsion spring coils of the torsion spring body 140, with the first torsion spring arms 141 facing upwards and the second torsion spring arms 141 facing downwards, then operating the control handle 414, making the mounting seat 40 turn over, simultaneously moving downwards by the ejector rod 412 and the insert rod 413 of the ejection mechanism 41, ejecting the double torsion springs 14 from the torsion spring positioning grooves 400, with the two torsion spring coils of the torsion spring body 140 being clamped on the positioning seats, with the first torsion spring arms 141 being clamped in the clamping seats 15, with the second torsion spring arms 142 being clamped in the V-shaped grooves of the two limiting claws 32 of the limiting part 3, the operating handle 414 is released, the tension spring drives the mounting seat 40, the top rod 412 and the inserting rod 413 to reset, and then the limiting claw 32 is drawn out, so that the second torsion spring arm 142 pressed on the limiting claw 32 is buckled on the pressing block 13, thereby completing the assembly of the torsion spring of the shaving head.

Meanwhile, as shown in fig. 1 and fig. 2, in the present application, the torsion springs of two shaving heads can be assembled synchronously, so as to further improve the assembling efficiency.

Therefore, the present embodiment has the following advantages:

1) the torsional spring can be quickly and accurately positioned and installed on the tool bit body on the premise of reducing the pressing strength, the operation is convenient and labor-saving, and the phenomenon that the torsional spring bounces out cannot occur;

2) the positioning and the assembly of the torsion springs of a plurality of shaver heads can be realized at one time, the working efficiency is improved, and the cost is saved;

3) the structure is simple and reliable;

4) the position of a pressing block on the tool bit body can be calibrated and positioned, so that the second torsion arm of the torsion spring is ensured to be buckled and pressed in the designated area on the pressing block after installation, and the torsion spring is not easy to fall off.

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

Claims

1. The utility model provides an appurtenance of quick installation of tool bit torsional spring shaves, the tool bit of shaving include tool bit body, stationary blade, movable blade, briquetting, two torsional springs and cassette, two torsional springs include torsional spring body, first torsion spring arm and second torsion spring arm, wherein first torsion spring arm be closed tip, second torsion spring arm for opening tip, the tool bit body on be formed with the positioning seat, appurtenance is including being formed with base, the activity setting of tool bit body standing groove are in just be used for restricting spacing part and the installing component of briquetting motion on the base, its characterized in that:

the mounting part comprises a mounting seat formed with a torsional spring positioning groove, an ejection mechanism arranged on the mounting seat and capable of ejecting a torsional spring from the torsional spring positioning groove, and a reset mechanism for driving the ejection mechanism to reset, wherein the placing groove is positioned below the mounting seat, the limiting part can be inserted into the pressing block and calibrate the position of the pressing block on the tool bit body, during mounting, the limiting part calibrates and limits the pressing block, the ejection mechanism ejects the torsional spring, the torsional spring body is positioned on the positioning seat, the first torsional spring arm is clamped in the clamping seat, the second torsional spring arm is buckled and pressed on the limiting part, the ejection mechanism resets, the limiting part is separated from the pressing block, and the second torsional spring arm is buckled and pressed on the pressing block.

2. An auxiliary tool for the quick mounting of a razor head torsion spring according to claim 1, wherein: the ejection mechanism comprises a linear slide rail fixed on the mounting seat, an ejection slide block arranged on the linear slide rail in a sliding manner, ejector rods and insertion rods arranged on the ejection slide block, and an operating handle arranged on the ejection slide block, wherein the number of the ejector rods is two, the ejector rods and the two torsion rings of the torsion spring body are arranged in a one-to-one correspondence manner, and the end parts of the insertion rods are provided with insertion ports matched with the first torsion spring arms.

3. An auxiliary tool for the quick mounting of a razor head torsion spring according to claim 2, wherein: the torsional spring certainly the turn round the circle and install on the torsional spring constant head tank, first torsional spring arm with second torsional spring arm is located respectively turn round the top and bottom of circle, the ejector pin with the inserted bar is triangular distribution, just the lower tip of inserted bar is located the below of tip under the ejector pin.

4. An auxiliary tool for the quick mounting of a razor head torsion spring according to claim 2, wherein: the mounting seat comprises a first seat body with a torsion spring positioning groove formed in the front end portion, and a second seat body with a V-shaped cross section, wherein the ejection mechanism is arranged on the second seat body, the first seat body is arranged on the base from the rear end portion around the pivot in the horizontal direction, and the reset mechanism is used for resetting the ejection sliding block on the linear sliding rail and can also drive the mounting seat around the pivot to turn backwards.

5. An auxiliary tool for the quick mounting of a razor head torsion spring according to claim 4, wherein: and the blocking module is fixedly arranged on the second seat body at the side part of the linear slide rail, and when the ejection sliding block is reset, the ejection sliding block is abutted against the blocking module.

6. An auxiliary tool for the quick mounting of a razor head torsion spring according to claim 5, wherein: the resetting mechanism comprises a tension spring, one end of the tension spring is fixed at the rear end of the base, the other end of the tension spring bypasses the mounting seat and is fixed on the ejection sliding block.

7. An auxiliary tool for the quick mounting of a razor head torsion spring according to claim 1, wherein: be formed with two installing zones that the second torsional spring arm withheld on the briquetting, spacing part include spacing slide rail, slide and set up slide, setting on the spacing slide rail are in just can be respectively certainly on the slide the installing zone inserts and presses and establishes spacing claw on the briquetting.

8. An auxiliary tool for the quick mounting of a razor head torsion spring according to claim 7, wherein: the limiting claw is provided with a clamping groove which is consistent with the limiting slide rail in the length direction, the limiting claw is positioned in the state of being separated from the pressing block, and the second torsion spring arm is buckled and pressed on the corresponding clamping groove of the limiting claw.

9. An auxiliary tool for the quick mounting of a razor head torsion spring according to claim 8, wherein: the clamping groove is a V-shaped groove with an upward opening.

10. An auxiliary tool for the torsion spring quick mount of a shaving head according to any one of claims 1 to 9, wherein: the base on be equipped with a plurality ofly side by side the standing groove, ejection mechanism torsional spring constant head tank with spacing part constitute a torsional spring installation group, wherein torsional spring installation group with the standing groove one-to-one sets up, appurtenance can realize simultaneously placing side by side in a plurality of the standing groove the torsional spring installation of tool bit shaves.