CN110680533B

CN110680533B - Automatic production method of electric toothbrush

Info

Publication number: CN110680533B
Application number: CN201910930960.0A
Authority: CN
Inventors: 黄拔梓; 黄道臣; 朱学仕; 张太志
Original assignee: Shenzhen Libode Technology Co ltd
Current assignee: Shenzhen Libode Technology Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2021-07-23
Anticipated expiration: 2039-09-29
Also published as: WO2021058039A1; CN113397747A; CN110680533A

Abstract

The invention provides an automatic production method of an electric toothbrush, which comprises the following steps: s1, preparing parts: providing a bracket, a driving mechanism, a power supply mechanism, a control mechanism, a handle and a toothbrush head, so that the driving mechanism comprises a motor, a first contact rod and a second contact rod; s2, assembling core components: positioning the bracket, clamping the motor to the bracket, clamping the control mechanism to the bracket, and erecting and abutting against the first contact rod and the second contact rod to enable the motor to be electrically communicated with the control mechanism, clamping the power supply mechanism to the bracket and enabling the power supply mechanism to be electrically communicated with the control mechanism; s3, assembling the electric toothbrush: and sleeving the core component into the handle, sleeving the toothbrush head on the bracket and fixing the toothbrush head on the handle to complete the assembly of the electric toothbrush. The assembling method directly realizes the electric connection between the control mechanism and the motor through the one-step operation of clamping the control mechanism and the bracket without the step of welding an electric lead, and has simple installation steps and convenient and quick assembly.

Description

Automatic production method of electric toothbrush

Technical Field

The invention belongs to the technical field of assembling methods, and particularly relates to an automatic production method of an electric toothbrush.

Background

The current electric toothbrush's equipment process is loaded down with trivial details, and the electricity between circuit board and the motor is all through the welding realization with the electric lead, needs artifical or machine to weld when the equipment, not only need have higher operation precision but also the operation process is consuming time hard, very not convenient for assemble.

Disclosure of Invention

The invention aims to provide an automatic production method of an electric toothbrush, and aims to solve the technical problems that the electric toothbrush needs to have higher operation precision and the operation process is time-consuming and labor-consuming when being assembled at present.

The invention is realized in such a way that an automatic production method of an electric toothbrush comprises the following steps:

s1, preparing parts: providing a support, a driving mechanism, a power supply mechanism, a control mechanism, a handle and a toothbrush head, wherein the driving mechanism comprises a motor, a first contact rod and a second contact rod, the motor can be clamped on the support, the first contact rod can be electrically connected with the motor and extends outwards, the second contact rod can be electrically connected with the motor and extends outwards, the first contact rod and the second contact rod have electric conductivity, the power supply mechanism can be clamped on the support, the power supply mechanism is provided with a first electrode and a second electrode, the electric property of the second electrode is opposite to that of the first electrode, the control mechanism can be clamped on the support and is used for controlling the driving mechanism, and the control mechanism can be erected and abutted against the first contact rod and the second contact rod when the motor is clamped on the support;

s2, assembling core components: positioning the support, clamping the motor to the support, clamping the control mechanism to the support, and erecting and abutting the control mechanism to the first contact rod and the second contact rod so as to enable the motor to be electrically communicated with the control mechanism, clamping the power supply mechanism to the support and enabling the control mechanism to be electrically communicated with the first electrode and the second electrode;

s3, assembling the electric toothbrush: sleeving the core component into the handle, sleeving the toothbrush head on the support, and fixing the toothbrush head on the handle to complete the assembly of the electric toothbrush.

In this embodiment, the bracket is sequentially provided with a power supply placing groove for placing the power supply mechanism, a control placing groove for clamping the control mechanism, and a driving placing groove for clamping the driving mechanism, the control placing groove is located between the power supply placing groove and the driving placing groove, and in step S2, when the control mechanism is clamped in the control placing groove, the control mechanism is set up and abutted against the first contact rod and the second contact rod.

In this embodiment, in step S1, the first connection contact and the second connection contact are further provided, in step S2, the first connection contact piece is first snapped to the bracket, and then the second connection contact piece is snapped to the bracket, wherein, the first connecting contact piece is extended into the power supply placing groove, when the control mechanism is clamped in the control placing groove, the control mechanism is erected and abutted against the first connecting abutting piece and the second connecting abutting piece and is electrically communicated with the first connecting abutting piece and the second connecting abutting piece, when the power supply mechanism is clamped in the power supply placing groove, the first electrode is abutted against the first connecting abutting piece, and the second electrode abuts against the second connection abutting piece so that the control mechanism is in electrical communication with the power supply mechanism.

In this embodiment, the control mechanism includes a circuit board, a first clamping member, a second clamping member, a first control contact member and a second control contact member, wherein the first clamping member, the second clamping member, the first control contact member and the second control contact member are all connected to the circuit board and electrically communicated with the circuit board, so that the second connection contact member includes an extension elastic strip and a bottom elastic strip, the handle includes a handle barrel and an end cover, the end cover and the toothbrush head are respectively connected to two ends of the handle barrel, the core component is inserted into the handle barrel, and the power supply placement groove is disposed toward one end of the end cover;

in step S2, the motor is clamped in the driving placement slot and the first feeler lever and the second feeler lever are enabled to face the control placement slot, when the control mechanism is clamped in the control placing groove, the first clamping piece is erected and abutted against the first feeler lever, the second clamping piece is erected and abutted against the second contact rod, the first control abutting piece is erected and abutted against the first connecting abutting piece, the second control contact piece is erected and abutted against the second connection contact piece, the extension elastic strip is clamped on the bracket, the bottom elastic strip is connected with the end cover, the power supply mechanism is placed in the power supply placing groove, and the end cover is covered on the handle barrel, the bottom elastic strip is erected and abutted against the second electrode and the extension elastic strip, so that the second electrode is electrically communicated with the extension elastic strip.

In this embodiment, in step S1, a waterproof ring is further provided, and in step S3, the waterproof ring is spread and sleeved on the handle barrel, and the end cap is sleeved outside the waterproof ring, so that the waterproof ring is located between the end cap and the handle barrel.

In this embodiment, the first clamping element includes a first left spring piece connected to the controller and a first right spring piece connected to the first left spring piece, the first left spring piece and the first right spring piece together form the first clamping groove, a notch of the first clamping groove is a gradually expanding opening, and the first left spring piece and the first right spring piece can both abut against the first feeler lever and both elastically deform when the first feeler lever is clamped in the first clamping groove;

the second clamping piece comprises a second left elastic sheet connected to the controller and a second right elastic sheet connected to the second left elastic sheet, the second elastic sheet and the second right elastic sheet jointly form a second clamping groove, a notch of the second clamping groove is a gradually expanding opening, and the second left elastic sheet and the second right elastic sheet can be used for enabling the second feeler lever to be clamped in the second clamping groove and elastically deforming.

In this embodiment, first control is supported the contact and is included first control bullet strip and connect in first control bullet strip is the first bullet strip that warp of V-arrangement, first connection is supported the contact including locating in the power standing groove and with the spring of first electrode butt, connect in the touch panel of spring, connect in the spacing piece of touch panel, the limiting plate slope sets up, first deformation bullet strip can be in the control mechanism joint in during the control standing groove contradict in the spacing piece takes place elastic deformation.

In this embodiment, the first connection abutting element includes a spring disposed at a bottom of the power supply placement groove and abutting against the first electrode, an abutting plate connected to the spring, and a limiting piece connected to the abutting plate, and when the circuit board is clamped in the control placement groove, the first control abutting element abuts against the limiting piece and causes the limiting piece to elastically deform.

In this embodiment, each of the components is transported and positioned by a vibratory pan.

In this embodiment, the parts are assembled by a robot.

Compared with the prior art, the invention has the technical effects that: according to the assembling method, the driving mechanism is arranged into the motor, and the first contact rod and the second contact rod which are electrically communicated with the motor, so that the control mechanism can be electrically communicated with the control mechanism by being erected and abutted against the first contact rod and the second contact rod when the control mechanism is clamped on the support, and the control mechanism is electrically communicated with the power mechanism by clamping the power mechanism on the support, so that the motor, the control mechanism and the power mechanism form a passage together.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention or in the description of the prior art will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an exploded view of a powered toothbrush according to a first embodiment of the present invention;

fig. 2 is an exploded view of an electric toothbrush according to a second embodiment of the present invention.

Description of reference numerals:

11. a handle cylinder; 12. a waterproof ring; 13. a support; 131. buckling; 132. controlling the placing groove; 133. a power supply placing groove; 134. driving the placing groove; 14. an output shaft; 15. a brush head plug; 20. a toothbrush head; 21. a brush bar; 22. brushing; 30. an end cap; 40. a drive mechanism; 41. a motor; 42. a first feeler lever; 43. a second feeler lever; 50. a circuit board; 60. a power supply mechanism; 71. a first clamping piece; 72. a first control abutting piece; 73. a first connection contact; 731. a spring; 732. a touch plate; 733. a limiting sheet; 734. a control spring plate; 735. a resistance spring; 81. a second clamping member; 82. a second control abutting piece; 83. a second connection contact; 831. extending the elastic strip; 8311. an extension fixing part; 8312. a bottom end abutting part; 8313. a support portion; 8314. a head end collision part; 832. bottom spring strip

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments.

Referring to fig. 1, the present invention provides an automatic production method of an electric toothbrush, comprising the following steps:

s1, preparing parts: a bracket 13, a drive mechanism 40, a power supply mechanism 60, a control mechanism, a first connection contact 73, a second connection contact 83, a handle, a waterproof grommet 12 of the toothbrush head 20, and a brush head plug 15 are provided such that the drive mechanism 40 includes a motor 41, a first contact rod 42 electrically connected to the motor 41 and extending outward, and a second contact rod 43 electrically connected to the motor 41 and extending outward. The first contact rod 42 and the second contact rod 43 are respectively connected to the input end and the output end of the motor 41 to realize signal input and output, the first contact rod 42 and the second contact rod 43 are arranged in parallel and separated to prevent short circuit, and both are made of conductive materials. The first feeler lever and the second feeler lever have conductivity, the power supply mechanism can be clamped on the bracket, the power supply mechanism 60 can be a storage battery, and the storage battery is provided with a first electrode and a second electrode opposite to the first electrode in electrical property. Control mechanism can joint in the support and be used for controlling actuating mechanism, and control mechanism can set up and contradict in first feeler lever and second feeler lever when the motor joint is in the support.

S2, assembling core components: the support 13 is positioned, the motor 41 is connected to the support 13 in a clamped mode, the control mechanism is connected to the support 13 in a clamped mode, the support is erected and abutted to the first contact rod 42 and the second contact rod 43, the motor 41 is in electric communication with the control mechanism, the power supply mechanism 60 is connected to the support 13 in a clamped mode, the power supply mechanism 60 is in electric communication with the control mechanism, namely the circuit board 50 is electrically connected with the first electrode and the second electrode, the circuit board 50 is in electric communication with the first electrode and the second electrode through erection and abutting, direct erection and abutting can be achieved, and indirect erection and abutting through other conductive parts can be achieved. Thus, the holder 13, the driving mechanism 40, the power supply mechanism 60, and the control mechanism are collectively assembled into a core component.

S3, assembling the electric toothbrush: the assembled core components are sleeved into the handle, and the toothbrush head 20 is sleeved on the bracket 13 and fixed on the handle to complete the assembly of the electric toothbrush. The brush head 20 is vibrated by the driving of the motor 41.

According to the assembling method, the driving mechanism 40 is arranged to be the motor 41, and the first contact rod 42 and the second contact rod 43 which are electrically communicated with the motor 41, so that the control mechanism can be electrically communicated with the motor 41 and the control mechanism by being erected and abutted to the first contact rod 42 and the second contact rod 43 when being clamped on the support 13, and the control mechanism is electrically communicated with the power mechanism 60 by clamping the power mechanism 60 on the support 13, so that the motor 41, the control mechanism and the power mechanism 60 jointly form a passage.

Referring to fig. 2, wherein the toothbrush head 20 comprises a brush rod 21 and bristles 22 connected to the brush rod 21 for brushing teeth, the handle comprises a handle barrel 11 and an end cap 30, one end of the bracket 13 facing the toothbrush head 20 is connected to the output shaft 14, a brush head plug 15 is used for being sleeved on the output shaft 14 and is positioned between the bracket 13 and the toothbrush head 20 to prevent liquid from being immersed between the handle barrel 11 and the toothbrush head 20, and the waterproof ring 12 is used for preventing liquid from being immersed between the handle barrel 11 and the end cap 30.

Referring to fig. 2, the bracket 13 is sequentially provided with a power supply placing groove 133 for placing the power supply mechanism 60, a control placing groove 132 for clamping the circuit board 50, and a driving placing groove 134 for clamping the driving mechanism 40 along the direction from the end cover 30 to the toothbrush head 20, the control placing groove 132 is located between the power supply placing groove 133 and the driving placing groove 134, and in step S2, when the control mechanism is clamped in the control placing groove 132, the control mechanism is set up and abutted against the first contact rod 42 and the second contact rod 43.

Referring to fig. 2, the notch of the power supply placement groove 133 faces the end cover 30, the end cover 30 covers the notch of the power supply placement groove 133 and is sleeved on the handle barrel 11 to limit the movement of the power supply mechanism 60, the waterproof ring 12 is spread and sleeved on the handle barrel 11, and the end cover 30 is sleeved outside the waterproof ring 12, so that the waterproof ring 12 is located between the end cover 30 and the handle barrel 11 to prevent water from entering the inside of the housing, in this embodiment, the waterproof ring 12 is a rubber member. The second electrode is placed toward the notch of the power placing groove 133. The outer cell wall of power standing groove 133 has buckle 131, and a handle section of thick bamboo 11 is the tube-shape and its inner wall has the joint groove that can with buckle 131 adaptation joint, only needs to penetrate the shell with support 13 during the installation and can realize the fixed connection of shell and support 13, convenient and fast. The opening of the driving placement groove 134 faces the control placement groove 132, the motor 41 is inserted into the driving placement groove 134 from the control placement groove 132, the through hole is formed in the groove wall of the driving placement groove 134, the through hole is formed in the direction along the driving placement groove 134, the driving placement groove 134 is preferably in interference fit with the motor 41, and the groove wall of the driving placement groove 134 can be tightly attached to the outer wall surface of the motor 41 through elastic deformation to prevent the motor 41 from shaking. In this embodiment, the support 13 is provided with a plurality of claws, each of the claws is opposite to the other claw, one end of each of the opposite claws is connected to the support 13, and the other end of each of the opposite claws extends in an arc shape in opposite directions but is not connected, so that the claws and the support 13 form the driving placing grooves 134. The control placement groove 132 can fix the position of the circuit board 50.

In step S2, the first connection contact element 73 and the second connection contact element 83 are first engaged with the bracket 13, wherein the first connection contact element 73 is inserted into the power supply slot 133, when the control mechanism is engaged with the control slot 132, the control mechanism is engaged with and abutted against the first connection contact element 73 and the second connection contact element 83, and is electrically connected to both the first connection contact element 73 and the second connection contact element 83, when the power supply mechanism 60 is engaged with the power supply slot 133, the first electrode of the power supply mechanism 60 is abutted against the first connection contact element 73, and the second electrode thereof is abutted against the second connection contact element 83, so that the control mechanism is electrically connected to the power supply mechanism 60.

Referring to fig. 2, the control mechanism includes a circuit board 50, a first clamping member 71, a second clamping member 81, a first control contact member and a second control contact member, wherein the first clamping member 71, the second clamping member 81, the first control contact member and the second control contact member are all connected to the circuit board 50 and electrically communicated with the circuit board 50, the second connection contact member 83 includes an extension elastic strip 831 and a bottom elastic strip 832, the end cover 30 and the toothbrush head 20 are respectively connected to two ends of the handle barrel 11, the installed bracket 13 is inserted into the handle barrel 11, and the power supply placement groove 133 is disposed at one end facing the end cover 30.

In step S2, the motor 41 is engaged with the driving placement groove 134 such that the first contact bar 42 and the second contact bar 43 face the control placement groove 132, when the control mechanism is engaged with the control placement groove 132, the first engaging member 71 is engaged with and abutted against the first contact bar 42, the second engaging member 81 is engaged with and abutted against the second contact bar 43, the first control engaging member is engaged with and abutted against the first connecting abutting member 73, the second control abutting member is engaged with and abutted against the second connecting abutting member 83, the extension elastic strip 831 is engaged with the bracket 13, the bottom elastic strip 832 is connected to the end cap 30, and when the power mechanism 60 is placed in the power placement groove 133 and the end cap 30 is covered on the handle barrel 11, the bottom elastic strip 832 is engaged with and abutted against the second electrode of the power mechanism 60 and the extension elastic strip 831, such that the second electrode of the power mechanism 60 is electrically connected to the extension elastic strip 831.

Specifically, the first position-retaining member 71 is connected to the lower side surface of the circuit board 50 at one end thereof and electrically communicates with the circuit board 50, and abuts against the first contact rod 42 at the other end thereof, the first connection abutting member 73 is connected to the groove wall of the power-supply placing groove 133 and abuts against the first electrode, the first control abutting member is connected to the circuit board 50 at one end thereof and electrically communicates with the circuit board 50, and can abut against the first connection abutting member 73 at the other end thereof. When the circuit board 50 is clamped in the control placement groove 132, the first clamping member 71 elastically abuts against the first contact rod 42, the first control abutting member elastically abuts against the first connecting abutting member 73, and the first connecting abutting member 73 is fixed on the bracket 13 and abuts against the first electrode, so that the circuit board 50 is installed behind the control placement groove 132 to realize the electrical connection of the circuit board 50 with the driving mechanism 40 and the power mechanism 60, and the electrical welding or wire connection is not needed, thereby simplifying the installation process.

Referring to fig. 2, the first control abutting part includes a first control elastic strip connected to the lower side surface of the circuit board 50 and extending downward, and a V-shaped first deformation elastic strip connected to the lower end of the first control elastic strip, the first deformation elastic strip protrudes toward the first connection abutting part 73, the first connection abutting part 73 includes a spring 731 disposed at the bottom of the power supply placing groove 133 and abutting against the first electrode, an abutting plate 732 connected to the spring 731, and a limiting plate 733 connected to the abutting plate 732, the spring 731 is used for fixing the position of the power supply mechanism 60 by elastic deformation, so as to prevent the power supply mechanism 60 from swinging in the power supply placing groove 133, and meanwhile, clings to the first electrode, so as to prevent a short circuit between the power supply mechanism and the first electrode. The touch panel 732 is disposed on one side of the spring 731 facing the direction of the bottom of the power supply placement groove 133, so as to increase the contact area with the spring 731, obtain good electrical conduction, the touch panel is connected to one end of the limiting sheet 733, the other end extends out of the power supply placement groove 133 and extends to the control placement groove 132, the limiting plate is inclined, namely, when the circuit board 50 is connected to the control placement groove 132 from top to bottom, the first deformation elastic strip can be larger and larger in the process of sliding along the limiting plate from top to bottom, and the elastic deformation can occur to the limiting plate or/and the first control touch panel, so as to avoid short circuit caused by the separation of the limiting plate and the first control touch panel in the vibration process. In this embodiment, the first deformation elastic strip can abut against the limiting piece 733 and elastically deform when the control mechanism is clamped in the control placing groove 132.

Referring to fig. 2, the second locking element 81 is connected to the lower side of the circuit board 50 at one end thereof and electrically connected to the circuit board 50, and at the other end thereof can abut against the second contact rod 43 when the circuit board 50 is clamped in the control placing slot 132, so as to electrically connect the circuit board 50 and the second contact rod 43, the second control abutting element is connected to the circuit board 50 at one end thereof and electrically connected to the circuit board 50, and abuts against the extending elastic strip 831 at the other end thereof, so as to electrically connect the controller and the second electrode. When the circuit board 50 is clamped in the control placement groove 132, the second clamping part 81 elastically abuts against the first contact rod 42, the second control abutting part elastically abuts against the second connection abutting part 83, and the second connection abutting part 83 is fixed on the bracket 13 and abuts against the second electrode, so that the circuit board 50 is installed behind the control placement groove 132 to realize the electric connection of the circuit board 50 with the driving mechanism 40 and the power mechanism 60, and the electric welding or the wire connection is not needed, and the installation process is simplified. The second detent 81 is preferably arranged parallel to the first detent 71.

Referring to fig. 2, in the embodiment, the first locking member 71 and the second locking member 81 are disposed below the circuit board 50 and extend downward, the first contact rod 42 is located on the extension line of the first locking member 71, the second contact rod 43 is located on the extension line of the second locking member 81, and the opening of the control placement slot 132 is upward, so that the circuit board 50 is locked in the control placement slot 132 by pressing downward. The bracket 13 is provided with two hooks extending upwards, the two hooks are arranged oppositely, and the circuit board 50 can be clamped between the two hooks. Thus, when the circuit board 50 is pressed downward, such as the control placement groove 132, the first locking member 71 abuts against the upper side of the first contact rod 42, and the second locking member 81 abuts against the upper side of the second contact rod 43, so as to electrically connect the motor 41 and the circuit board 50.

Referring to fig. 2, the first locking member 71 has a first slot with a downward opening, the second locking member 81 has a second slot with a downward opening, the first contact rod 42 can be locked in the first slot when the circuit board 50 is locked in the control placement groove 132, and the second contact rod 43 can be locked in the second slot when the circuit board 50 is locked in the control placement groove 132. The first engaging groove guides the first contact bar 42 and prevents the first contact bar 42 from slipping or shifting, and the second engaging groove guides the second contact bar 43 and prevents the second contact bar 43 from slipping or shifting.

Referring to fig. 2, the first clamping member 71 includes a first left spring connected to the controller and a first right spring connected to the first left spring, the first left spring and the first right spring together form a first clamping groove, the first clamping member 71 is located between the first left spring and the first right spring when the first feeler lever 42 is clamped, a notch of the first clamping groove is a gradually expanding opening to guide the first feeler lever 42, a minimum distance between the first left spring and the first right spring is smaller than a diameter of the first feeler lever 42, and the first left spring and the first right spring can both abut against the first feeler lever 42 and both elastically deform when the first feeler lever 42 is clamped in the first clamping groove. The arrangement enables the first left spring plate and the first right spring plate to clamp the first feeler lever 42, and prevents the first feeler lever 42 from being separated from the first clamping groove in the vibration process.

Referring to fig. 2, the second locking member 81 includes a second left spring connected to the controller and a second right spring connected to the second left spring, the second left spring and the second right spring together form a second slot, the second locking member 81 is located between the second left spring and the second right spring when the second feeler lever 43 is clamped, a slot opening of the second slot is a gradually expanding opening to guide the second feeler lever 43, a minimum distance between the second left spring and the second right spring is smaller than a diameter of the second feeler lever 43, and the second left spring and the second right spring can both abut against the second feeler lever 43 and both elastically deform when the second feeler lever 43 is clamped in the second slot. The arrangement enables the first left spring plate and the first right spring plate to clamp the first feeler lever 42, and prevents the first feeler lever 42 from being separated from the first clamping groove in the vibration process.

Referring to fig. 2, the second control abutting member includes a second control elastic strip connected to the lower side surface of the circuit board 50 and extending downward, and a second deformable elastic strip connected to the lower end of the second control elastic strip and having a V-shape, the second deformable elastic strip protrudes toward the second connection abutting member 83, and the second deformable elastic strip is parallel to the first deformable elastic strip.

Referring to fig. 2, the second connection abutting part 83 includes a bottom elastic strip 832 connected to the end cover 30 and an extension elastic strip 831 connected to a slot wall of the power supply slot 133 and extending along the opening direction of the power supply slot 133, in the embodiment, the extension elastic strip 831 is fastened to the bracket 13 and extends along the opening direction of the power supply slot 133, one end of the extension elastic strip is protruded from a slot of the power supply slot 133 and the other end of the extension elastic strip is extended to the control slot 132, the bottom elastic strip 832 can have two ends respectively abutting against the extension elastic strip 831 and the second electrode when the end cover 30 covers the contact slot of the power supply slot 133, and the second control abutting part abuts against the extension elastic strip 831 at one end thereof and is electrically connected to the second contact rod 43 at the other end thereof. Thus, the circuit is connected only when the end cap 30 is covered on the notch of the power supply placing groove 133, and when the user unscrews the end cap 30, the second electric connection component can be automatically disconnected from the second electrode. The extension elastic strip 831 is clamped or bonded to the bracket 13, so that the second contact rod 43 abuts against the second control abutting part when the motor 41 is clamped to the driving placement groove 134.

Referring to fig. 2, the extension elastic strip 831 includes an extension fixing portion 8311 connected to the bracket 13 and extending along the opening direction of the power supply placement groove 133, a bottom end abutting portion 8312 connected to one end of the fixing portion facing the end cover 30 and extending obliquely downward, a supporting portion 8313 connected to one end of the fixing portion facing away from the end cover 30 and extending upward, and a head end abutting portion 8314 connected to the supporting portion 8313 and parallel to the limiting piece 733, wherein the bottom end abutting portion 8312 and the head end abutting portion 8314 are elastic strips. When the end cap 30 covers the opening of the power supply slot 133, the bottom elastic strip 832 abuts against the bottom abutting portion 8312 and elastically deforms the bottom abutting portion 8312, so as to increase the connection stability between the extension elastic strip 831 and the bottom elastic strip 832 and prevent the disconnection of the electrical connection between the circuit board 50 and the power supply mechanism 60 due to the separation of the two caused by vibration. The second is deformed the bullet strip and can contradict in head end conflict portion 8314 when circuit board 50 joint is in control standing groove 132, and head end conflict portion 8314 all takes place elastic deformation with the second bullet strip that is deformed to increase the stability that second control is supported the contact and is connected with extension bullet strip 831, prevent to lead to circuit board 50 and power mechanism 60's electricity to be connected because the vibration causes the two separation.

The specific steps of assembling the core components in this embodiment are as follows:

s201, conveying and feeding the support 13 through the vibration disc, and finally positioning the support in a movable area of the first manipulator through rotation of the vibration disc and a limiting groove of the vibration disc in the feeding process.

S202, convey the motor 41 through the vibration disc and feed, in the process of feeding, finally locate at the movable region of the first manipulator through the rotation of vibration disc and its spacing groove, the first manipulator grabs the motor 41, assemble to the drive standing groove 134 of support 13 through the mode of joint, and then glue the motor 41 and the support 13 through the point gum machine and glue to prevent the motor 41 from producing abnormal sound during operation.

And S203, conveying and feeding the bell-shaped cover through the vibration disc, and finally positioning the bell-shaped cover in movable areas of the manipulator b and the manipulator c through the rotation of the vibration disc and the limiting groove of the vibration disc in the feeding process.

And S204, the first manipulator places the assembled product on a conveyor belt with a positioning device, and the assembled product is conveyed to movable areas of the manipulator b and the manipulator c through the conveyor belt. The mechanical arm b stretches the bell jar to expand the inner diameter of the bell jar, the stretched bell jar is sleeved on the output shaft 14, the mechanical arm c limits the position of the bell jar, the mechanical arm b can be pulled out of the bell jar, and the bell jar can be sleeved on the output shaft 14 due to the elastic restoring force.

S205, conveying and feeding the extension elastic strip 831 through a vibration disc, and in the feeding process, finally positioning the extension elastic strip 831 in a movable area of the manipulator d through the rotation of the vibration disc and a limiting groove of the vibration disc, and determining whether the extension elastic strip 831 completes the required positioning through a grating planimeter. The robot d grasps the positioned extension elastic strip 831 and assembles it to the bracket 13, and then bonds the extension elastic strip 831 to the bracket 13 by a hot-melt machine to prevent it from being displaced.

And S206, conveying and feeding the first connecting contact piece 73 through the vibrating disc, and finally positioning the first connecting contact piece in a movable area of the manipulator e through the rotation of the vibrating disc and the limiting groove of the vibrating disc in the feeding process.

And S207, manually feeding the control mechanism through a conveying belt provided with a positioning device, and finally positioning the control mechanism in movable areas of the manipulator f and the manipulator g through rotation of the vibration disc and a limiting groove of the vibration disc.

S208, the manipulator f repositions the assembled rack 13, the manipulator g grabs the circuit board 50 and assembles the circuit board 50 on the rack 13 by snapping to the control placing groove 132, and then the circuit board 50 and the rack 13 are fixed by the heat fusion machine. At this time, the control mechanism realizes the clamping plate type contact with the first contact rod 42 and the second contact rod 43 through the elastic deformation of the first clamping part 71 and the second clamping part 81, and forms a passage. And the first control contact piece of the control mechanism realizes the contact with the first connection contact piece 73 through elastic deformation, and the second control contact piece realizes the contact with the extension elastic strip through elastic deformation.

And S209, automatically feeding the shading cotton to a movable area of the manipulator h through a plastic sucking disc.

S210, the manipulator c places the assembled core components on a conveyor belt with a positioning device and conveys the core components to a movable area of the manipulator h through the conveyor belt. The manipulator h grabs the positioned shading cotton, and the shading cotton with single-sided back glue is adhered to the assembled circuit board 50.

And S211, conveying and feeding the power supply mechanism 60 through the vibration disc, wherein in the feeding process, the power supply mechanism is positioned in a movable area of the manipulator i through the rotation of the vibration disc and the limiting groove of the vibration disc.

S212, the robot c places the assembled core components on a conveyor belt with a positioning device, and transfers the core components to a movable area of the robot i through the conveyor belt. The manipulator i grabs the lithium power supply mechanism 60, installs the lithium power supply mechanism in the power supply placing groove 133, and then fixes the lithium power supply mechanism 60 and the bracket 13 through a dispenser, so as to ensure that the lithium power supply mechanism 60 does not shake.

S213, the balancing weight is loaded through the vibrating disk, and in the loading process, the balancing weight is positioned in a movable area of the manipulator j through the rotation of the vibrating disk and the limiting groove of the vibrating disk.

S214, the manipulator i places the assembled core components on a conveyor belt with a positioning device, and the core components are conveyed to a movable area of the manipulator j through the conveyor belt. Manipulator j snatchs the balancing weight, assembles on support 13, then fixes balancing weight and support 13 through the point gluing machine, ensures that the balancing weight can not rock. This is assembled into a complete core component.

The specific steps of assembling the electric toothbrush in this embodiment are as follows:

and S301, the manipulator b conveys the assembled core components to a movable area of the manipulator k on a conveyor belt with a positioning device through the conveyor belt.

S302, the handle barrel 11 is manually fed through a conveyor belt with a positioning device and is conveyed to a movable area of the manipulator l through the conveyor belt. The manipulator l snatchs a handle section of thick bamboo 11, and manipulator b snatchs the core unit, assembles on a handle section of thick bamboo 11, then fixes core unit and a handle section of thick bamboo 11 through the point gum machine, ensures that core unit can not rock.

And S303, feeding the keys through a plastic sucking disc, and conveying the keys to a movable area of the manipulator m through a conveying belt.

S304, the manipulator l places the handle barrel 11 on a conveyor belt with a positioning device, the conveyor belt conveys the handle barrel 11 to a movable area of a manipulator m, and the manipulator m grabs a key, assembles the key into the handle barrel 11 and fixes the key by a dispenser.

S305, the waterproof ring 12 is fed through the vibration disc and is positioned to the movable areas of the mechanical arm n and the mechanical arm o through the rotation of the vibration disc and the limiting groove removal.

S306, the robot l places the above-mentioned assembled stem 11 on a conveyor belt having a positioning device, and conveys the stem to the movable areas of the robot n and the robot o via the conveyor belt. Inside waterproof circle 12 was stretched to manipulator n, expanded waterproof circle 12, then manipulator n placed waterproof circle 12 on above-mentioned assembled support 13, then manipulator o carried on waterproof circle 12 spacingly, and manipulator n can be taken out in waterproof circle 12, and waterproof circle 12 can cup joint on a handle section of thick bamboo 11 owing to the elastic restoring force effect.

S307, the end cover 30 and the bottom elastic strip 832 are respectively conveyed and fed through a vibrating disk, in the feeding process, the vibrating disk rotates and a limiting groove of the vibrating disk are finally positioned in a movable area of a manipulator p, the manipulator p grabs the positioned bottom elastic strip 832 and assembles the bottom elastic strip 832 onto the end cover 30, and the bottom elastic strip 832 is bonded with the end cover 30 through a hot melting machine to prevent the displacement of the bottom elastic strip 832 and the end cover 30.

And S308, manually feeding the assembled end cover 30 by a conveyor belt with a positioning device, and conveying the end cover to a movable area of the manipulator q by the conveyor belt. The robot q grips the assembled end cap 30 and fits into the already assembled shank 11. At this time, one end of the bottom elastic strip 832 abuts against the second electrode, and the other end abuts against the extension elastic strip through elastic deformation.

Then, the end cover 30 is fastened on the handle tube 11 by a screwing machine, and finally, the anti-disassembly label is pasted by a labeling machine, so that the main body combination of the electric toothbrush is completed.

S309, the toothbrush head 20 is fed through a plastic sucking disc with a positioning device and is conveyed to a movable area of the manipulator r through a conveyor belt.

S310, the brush head plug 15 is fed through the vibration disc, required positioning is completed through rotation of the vibration disc and the limiting groove, and meanwhile the brush head plug 15 is fed to a movable area of the manipulator r through the vibration disc. The manipulator r grabs the brush head plug 15, assembles the brush head inside, fixes through the buckle 131 of plastic, becomes the combination of brush head 20.

S311, the manipulator q places the assembled electric toothbrush main body on a conveyor belt with a positioning device, the electric toothbrush main body is conveyed to a movable area of the manipulator r through the conveyor belt, and the manipulator r assembles the toothbrush head 20 on the main body assembly of the electric toothbrush to complete the assembly of the electric toothbrush.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. An automatic production method of an electric toothbrush is characterized by comprising the following steps:

s1, preparing parts: providing a bracket, a driving mechanism, a power mechanism, a control mechanism, a handle and a toothbrush head, so that the bracket is sequentially provided with a power supply placing groove for placing the power mechanism, a control placing groove for clamping the control mechanism and a drive placing groove for clamping the driving mechanism, the control placing groove is positioned between the power supply placing groove and the drive placing groove, the opening of the drive placing groove faces the control placing groove, the driving mechanism comprises a motor which can be clamped on the bracket, a first contact rod which can be electrically connected with the motor and extends outwards and a second contact rod which can be electrically connected with the motor and extends outwards, the first contact rod and the second contact rod have electric conductivity, the power mechanism can be clamped on the bracket, the power mechanism is provided with a first electrode and a second electrode which is opposite to the first electrode in electric property, the control mechanism can be clamped on the support and used for controlling the driving mechanism, the control mechanism comprises a circuit board, a first clamping piece, a second clamping piece, a first control contact piece and a second control contact piece, and the control mechanism can be erected and contacted with the first contact rod and the second contact rod when the motor is clamped on the support;

s2, assembling core components: positioning the support in a movable area of a first manipulator, positioning the motor in the movable area of the first manipulator, grabbing the motor by the first manipulator, inserting the motor into the driving placement groove from the control placement groove in a clamping manner, so that the motor is clamped in the support, clamping the control mechanism in the control placement groove, and erecting and abutting against the first contact rod and the second contact rod, so that the motor is in electric communication with the control mechanism, clamping the power mechanism in the support, and making the control mechanism in electric communication with the first electrode and the second electrode;

2. The automated manufacturing method of an electric toothbrush according to claim 1, wherein in step S1, a first connecting contact element and a second connecting contact element are further provided, and in step S2, the first connecting contact element is first engaged with the bracket and then the second connecting contact element is engaged with the bracket, wherein the first connecting contact element is inserted into the power placement slot, when the control mechanism is engaged with the control placement slot, the control mechanism is engaged with and abutted against the first connecting contact element and the second connecting contact element and is electrically communicated with both the first connecting contact element and the second connecting contact element, and when the power mechanism is engaged with the power placement slot, the first electrode is abutted against the first connecting contact element and the second electrode is abutted against the second connecting contact element, such that the control mechanism is in electrical communication with the power mechanism.

3. The automated method of claim 2, wherein the first detent, the second detent, the first control contact, and the second control contact are each connected to and in electrical communication with the circuit board such that the second connection contact comprises an extension spring and a bottom spring, the handle comprises a handle barrel and end caps, the end caps and the toothbrush head are connected to opposite ends of the handle barrel, the core member is disposed through the handle barrel, and the power supply slot is disposed toward one end of the end cap;

4. The automated manufacturing method of an electric toothbrush according to claim 3, wherein a waterproof ring is further provided in step S1, and the waterproof ring is spread and fitted over the handle barrel and the end cap is fitted over the waterproof ring so that the waterproof ring is located between the end cap and the handle barrel in step S3.

5. The automatic production method of an electric toothbrush according to claim 3, wherein the first locking member comprises a first left spring piece connected to the controller and a first right spring piece connected to the first left spring piece, the first left spring piece and the first right spring piece together form a first locking groove, a notch of the first locking groove is a gradually expanding notch, and the first left spring piece and the first right spring piece can both abut against the first contact rod and both elastically deform when the first contact rod is locked in the first locking groove;

the second clamping piece comprises a second left elastic sheet connected to the controller and a second right elastic sheet connected to the second left elastic sheet, the second left elastic sheet and the second right elastic sheet jointly form a second clamping groove, a notch of the second clamping groove is a gradually expanding opening, and the second left elastic sheet and the second right elastic sheet can be used for enabling the second feeler lever to be clamped in the second clamping groove and abutting against the second feeler lever and enabling elastic deformation to occur.

6. The automatic production method of an electric toothbrush according to claim 5, wherein the first control contact member includes a first control elastic strip and a first deformable elastic strip connected to the first control elastic strip and having a V-shape, the first connection contact member includes a spring disposed in the power supply placement groove and abutting against the first electrode, a contact plate connected to the spring, and a stopper plate connected to the contact plate, the stopper plate is disposed obliquely, and the first deformable elastic strip can abut against the stopper plate and elastically deform when the control mechanism is engaged with the control placement groove.

7. The automatic manufacturing method of an electric toothbrush according to claim 3, wherein the first connecting contact member includes a spring disposed at a bottom of the power supply groove and contacting the first electrode, an abutting plate connected to the spring, and a stopper plate connected to the abutting plate, and when the circuit board is engaged with the control groove, the first control abutting member abuts against the stopper plate and elastically deforms the stopper plate.

8. An automated process for manufacturing an electric toothbrush according to any one of claims 1 to 7, wherein each of the components is transported and positioned by a vibrating tray.

9. An automated method of manufacturing an electric toothbrush according to any one of claims 1 to 7, wherein the parts are assembled by a robot.