CN113927916A

CN113927916A - Electric toothbrush head, mold, hot melting equipment and manufacturing method of electric toothbrush head

Info

Publication number: CN113927916A
Application number: CN202111202867.1A
Authority: CN
Inventors: 曹青红
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-01-14
Also published as: CN219856090U; CN115990998A

Abstract

The application belongs to the technical field of toothbrushes, and relates to a manufacturing method of an electric toothbrush head, a die, hot melting equipment and the electric toothbrush head, wherein the electric toothbrush head comprises: the U-shaped inner ring, the U-shaped middle ring and the U-shaped outer ring; the outer side wall of the U-shaped inner ring is provided with a first connecting groove, the inner side wall of the U-shaped outer ring is provided with a second connecting groove, and the U-shaped middle ring is provided with a first connecting block and a second connecting block; the first connecting block is connected with the first connecting groove, and the second connecting block is connected with the second connecting groove; the utility model discloses a brush hair, including U type inner circle, upper side wall and lower lateral wall of U type inner circle, the upper side wall and the lower lateral wall of circle in the U type, the upper side wall and the lower lateral wall of U type outer lane all are equipped with a plurality of brush pores, all be connected with the nylon brush hair on a plurality of brush pores. The application provides an electric toothbrush head uses the nylon brush hair, and its soft or hard degree is moderate, when can providing comparatively comfortable use and experience, has good cleaning ability.

Description

Electric toothbrush head, mold, hot melting equipment and manufacturing method of electric toothbrush head

Technical Field

The application relates to the technical field of control circuits of steaming ovens, in particular to an electric toothbrush head, a die, hot melting equipment and a manufacturing method of the electric toothbrush head.

Background

A U-shaped toothbrush is a new toothbrush which is introduced recently, a brush head of the U-shaped toothbrush is U-shaped, the U-shaped toothbrush can well wrap upper and lower teeth when being bitten into the mouth, and the toothbrush can brush teeth only by slightly shaking the toothbrush from left to right. Because the bristles are more, the wrapping property is good, and the tooth brushing time is greatly shortened. However, the brush head of the U-shaped toothbrush in the current market is a silicone brush head, the brush head and the bristles are integrally formed, the whole brush head and the bristles are soft, and the too soft bristles can weaken the cleaning force, prevent the cleaning between teeth and even effectively clean the surfaces of teeth. The above-mentioned U-shaped toothbrush has a disadvantage of insufficient cleaning ability, which makes it difficult to popularize in the market.

Disclosure of Invention

An object of the embodiment of the present application is to provide a single thyristor circuit and a steaming oven for controlling a heat pipe and an evaporation pan, so as to solve the problem of insufficient cleaning capability of a U-shaped toothbrush.

In order to solve the above technical problem, the present embodiment provides an electric toothbrush head, including: the U-shaped inner ring, the U-shaped middle ring and the U-shaped outer ring; wherein the content of the first and second substances,

the outer side wall of the U-shaped inner ring is provided with a first connecting groove, the inner side wall of the U-shaped outer ring is provided with a second connecting groove, and the U-shaped middle ring is provided with a first connecting block and a second connecting block; the first connecting block is connected with the first connecting groove, and the second connecting block is connected with the second connecting groove;

the upper side wall and the lower side wall of the U-shaped inner ring, the upper side wall and the lower side wall of the U-shaped middle ring, the upper side wall and the lower side wall of the U-shaped outer ring are both provided with a plurality of brush pores, and the plurality of brush pores are connected with nylon bristles;

the U-shaped outer ring is provided with a connecting hole; alternatively, the first and second electrodes may be,

the U-shaped middle ring is provided with a first connecting hole and the U-shaped outer ring is provided with a second connecting hole.

Further, the upper side wall of the U-shaped inner ring is inclined downwards to form a first mounting wall, the lower side wall of the U-shaped inner ring is inclined upwards to form a second mounting wall, the upper side wall of the U-shaped outer ring is inclined downwards to form a third mounting wall, and the lower side wall of the U-shaped outer ring is inclined upwards to form a fourth mounting wall; the plurality of brush pores on the upper side wall of the U-shaped inner ring are arranged on the first installation wall, the plurality of brush pores on the lower side wall of the U-shaped inner ring are arranged on the second installation wall, the plurality of brush pores on the upper side wall of the U-shaped outer ring are arranged on the third installation wall, and the plurality of brush pores on the lower side wall of the U-shaped outer ring are arranged on the fourth installation wall.

Further, the first mounting wall and the third mounting wall form an included angle of 60-90 degrees; the second mounting wall and the fourth mounting wall form an included angle of 60-90 degrees.

Furthermore, U type inner circle and U type outer lane are TPE material and make, circle is made for the PE material in the U type.

Furthermore, the first connecting block and the first connecting groove are welded in a hot melting mode, and the second connecting block and the second connecting groove are welded in a hot melting mode.

In order to solve the above technical problem, an embodiment of the present application further provides a mold, where the mold includes: the female die, the male die and the heating plate; wherein the content of the first and second substances,

the female die is provided with a first heating groove, a second heating groove and a first connecting part, and the connecting part is used for fixing the female die; the male die is provided with a first heating block and a second heating block; the male die is provided with a first connecting part, and the first connecting part is used for fixing the male die;

the heating plate is provided with a third heating block and a third heating groove, the third heating block is used for heating the female die, and the third heating groove is used for heating the male die.

Further, the first heating tank and the second heating tank are arranged in a stacked manner, and the first heating block and the second heating block are arranged in a stacked manner.

In order to solve the above technical problem, an embodiment of the present application further provides a hot melting apparatus, including any one of the above molds, and including: the device comprises an operating table, a guide rail, a first moving plate, a second moving plate, a first cylinder, a second cylinder, a third cylinder and a fourth cylinder; wherein the content of the first and second substances,

the guide rail is arranged on the operating table, one side of the guide rail is movably connected with the first moving plate, and the other side of the guide rail is movably connected with the second moving plate;

the first cylinder is connected with the first moving plate and used for controlling the first moving plate to move horizontally; the second cylinder is connected with the second moving plate and used for controlling the second moving plate to move horizontally;

the first moving plate is fixedly connected with the third cylinder, and the third cylinder is connected with one of the female die or the male die and used for controlling the third cylinder to vertically move;

the second moving plate is fixedly connected with the fourth cylinder, and the fourth cylinder is connected with the other one of the female die or the male die and is used for controlling the vertical movement of the fourth cylinder;

the heating plate is arranged between the female die and the male die.

In order to solve the above technical problem, the present embodiment also provides a method of manufacturing an electric toothbrush head, the method being used to manufacture the electric toothbrush head of any one of the above aspects, comprising:

injection molding: manufacturing the TPE material into a U-shaped inner ring and a U-shaped outer ring through compression molding or injection molding, and manufacturing the PE material into a U-shaped middle ring;

welding: heating the first connecting groove, the second connecting groove, the first connecting block and the second connecting block through hot melting equipment, carrying out hot melting welding on the first connecting block and the first connecting groove, and carrying out hot melting welding on the second connecting block and the second connecting groove;

hair planting: and implanting the nylon bristles into the brush pores through a bristle planting machine.

Further, the step temperature of the injection molding is 180-230 ℃; the step temperature of the welding is 150-230 ℃.

Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:

the electric toothbrush head provided by the application scheme uses the nylon bristles, is moderate in hardness and softness, and has good cleaning capability while providing relatively comfortable use experience. The mold that this application scheme provided, mechanism is compact, can heat first spread groove and second spread groove simultaneously on the die, can heat first connecting block and second connecting block simultaneously on the terrace die, and heating efficiency is high, has promoted production efficiency.

Drawings

In order to more clearly illustrate the solution of the present application, the drawings needed for describing the embodiments of the present application will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.

Figure 1 is an exploded view of the construction of a powered toothbrush head of one embodiment of the present application;

figure 2 is a schematic view of the construction of a powered toothbrush head of one embodiment of the present application;

FIG. 3 is a schematic structural view of a mold in an embodiment of the present application;

fig. 4 is a schematic structural diagram of a heat fusion apparatus in an embodiment of the present application.

Reference numerals: 1. a U-shaped inner ring; 11. a first connecting groove; 12. a first mounting wall; 13. a second mounting wall; 2. a U-shaped middle ring; 21. a first connection block; 22. a second connecting block; 23. a first connection hole; 3. a U-shaped outer ring; 31. a second connecting groove; 32. a third mounting wall; 33. a second connection hole; 4. a female die; 5. a male die; 6. a heat generating plate; 7. an operation table; 71. a guide rail; 72. a first moving plate; 73. a second moving plate; 74. a first cylinder; 75. a second cylinder; 76. a third cylinder; 77. and a fourth cylinder.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first", "second", and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order, and the temperatures in which reference is made herein are degrees celsius and the hardness is rockwell.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.

Referring to figures 1 to 2, a first embodiment of the present application provides an electric toothbrush head comprising: the U-shaped inner ring 1, the U-shaped middle ring 2 and the U-shaped outer ring 3; wherein the content of the first and second substances,

a first connecting groove 11 is formed in the outer side wall of the U-shaped inner ring 1, a second connecting groove 31 is formed in the inner side wall of the U-shaped outer ring 3, and the U-shaped middle ring 2 is provided with a first connecting block 21 and a second connecting block 22; the first connecting block 21 is connected with the first connecting groove 11, and the second connecting block 22 is connected with the second connecting groove 31;

the upper side wall and the lower side wall of the U-shaped inner ring 1, the upper side wall and the lower side wall of the U-shaped middle ring 2, the upper side wall and the lower side wall of the U-shaped outer ring 3 are both provided with a plurality of brush pores, and the plurality of brush pores are both connected with nylon bristles;

the U-shaped outer ring 3 is provided with a connecting hole; alternatively, the first and second electrodes may be,

the U-shaped middle ring 2 is provided with a first connecting hole 23 and the U-shaped outer ring 3 is provided with a second connecting hole 33.

In this embodiment, the electric toothbrush head is a U-shaped toothbrush head, and is formed by connecting a U-shaped inner ring 1, a U-shaped middle ring 2 and a U-shaped outer ring 3, and the electric toothbrush head is connected with the electric toothbrush through a connecting hole. The utility model discloses a tooth brush, including U type inner circle 1, U type inner circle 2, the upper side wall and the lower lateral wall of U type inner circle 1, the upper side wall and the lower lateral wall of U type middle ring 2 all are equipped with a plurality of brush pores, all are connected with the nylon brush hair on a plurality of brush pores, form the mechanism that can cladding upper portion tooth and lower part tooth promptly, the nylon brush hair is used to the brush hair, its soft or hard degree is moderate, when can providing comparatively comfortable use and experience, has good clean ability. The nylon brush hair can wrap the root part through the copper sheet and then be implanted in a hot melting mode, and the nylon brush hair is not easy to fall off after being implanted.

In view of the above powered toothbrush head, the present application proposes a second embodiment wherein the upper side wall of the U-shaped inner race 1 is inclined downwardly to form a first mounting wall 12, the lower side wall of the U-shaped inner race 1 is inclined upwardly to form a second mounting wall 13, the upper side wall of the U-shaped outer race 3 is inclined downwardly to form a third mounting wall 32, and the lower side wall of the U-shaped outer race 3 is inclined upwardly to form a fourth mounting wall; the plurality of brush pores of the upper side wall of the U-shaped inner ring 1 are arranged on the first mounting wall 12, the plurality of brush pores of the lower side wall of the U-shaped inner ring 1 are arranged on the second mounting wall 13, the plurality of brush pores of the upper side wall of the U-shaped outer ring 3 are arranged on the third mounting wall 32, and the plurality of brush pores of the lower side wall of the U-shaped outer ring 3 are arranged on the fourth mounting wall.

In this embodiment, the upper side wall of U type inner circle 1 inclines to set up to and the upper side wall of U type outer lane 3 inclines to set up, forms U-shaped clad structure to upper portion tooth (the lower part is with the principle, no longer gives details), can be better clean to root of a tooth gap department, reach the better clean effect to the tooth.

In view of the above powered toothbrush head, the present application contemplates a third embodiment wherein the first mounting wall 12 and the third mounting wall 32 form an included angle of between 60 degrees and 90 degrees; the second mounting wall 13 and the fourth mounting wall form an included angle of 60-90 degrees.

In the present embodiment, in combination with the above embodiments, the first installation wall 12 and the third installation wall 32 form an included angle of 60 degrees to 90 degrees; when the included angle formed by the second mounting wall 13 and the fourth mounting wall is 60-90 degrees, a reasonable U-shaped coating structure can be formed, and the structure can realize better cleaning of teeth.

To above-mentioned electric toothbrush head, this application has proposed the fourth embodiment, wherein, U type inner circle 1 and U type outer lane 3 are TPE material and make, circle 2 is made for the PE material in the U type.

In this embodiment, the U-shaped inner ring 1 and the U-shaped outer ring 3 directly cover the teeth, i.e. contact with the gums or other parts in the oral cavity, and the TPE material is selected to have a hardness of about 60A, e.g. 50A-70A, so that the other parts in the oral cavity are not damaged, and the wearing is comfortable. The U-shaped middle ring 2 is made of PE material, the hardness of the U-shaped middle ring is slightly higher than that of TPE material (for example, about 75A-85A), and if 80A PE material is selected, the U-shaped middle ring has a good shaping effect, so that the electric toothbrush head keeps the U-shaped shape.

To the above electric toothbrush head, the present application proposes a fifth embodiment in which the first connecting block 21 is thermally welded to the first connecting groove 11, and the second connecting block 22 is thermally welded to the second connecting groove 31.

In this embodiment, the U-shaped inner ring 1, the U-shaped middle ring 2, and the U-shaped outer ring 3 are fused and cured into a single body by thermal welding. The electric toothbrush head has the advantages of simple and convenient hot-melt welding operation, reliable performance, compact size after solidification and improvement of production efficiency and quality.

Referring to fig. 3, a sixth embodiment of the present application further provides a mold comprising: the female die 4, the male die 5 and the heating plate 6; wherein the content of the first and second substances,

the female die 4 is provided with a first heating groove, a second heating groove and a first connecting part, and the connecting part is used for fixing the female die 4; the male die 5 is provided with a first heating block and a second heating block; and a second connecting part for fixing the male die 5;

the heating plate 6 is provided with a third heating block and a third heating groove, the third heating block is used for heating the female die 4, and the third heating groove is used for heating the male die 5.

In this embodiment, the female die 4, the male die 5, and the heating plate 6 are all metal plates or alloy plates, and the metal plates or alloy plates have a good heat transfer effect. The structure that U type inner circle 1, U type centre circle 2 and U type outer lane 3 need connect altogether includes four places, namely first connecting groove 11, second connecting groove 31, first connecting block 21 and second connecting block 22, and several structural specification are different. The first heating groove on the female die 4 is used for heating the first connecting block 21, and the second heating groove is used for heating the second connecting block 22; the first heating block on the male mold 5 is used for heating the first connecting groove 11, and the second heating block is used for heating the second connecting groove 31. The third heating block on the heating plate 6 is used for heating the female die 4, the third heating block can be adapted to the first heating groove or the second heating groove on the female die 4, or the female die 4 can be provided with another heating groove adapted to the first heating groove or the second heating groove (for example, the female die is provided with the fourth heating groove, the third heating block is adapted to the fourth heating groove), the third heating groove on the heating plate 6 is used for heating the male die 5, the third heating groove can be adapted to the first heating block or the second heating block on the male die 5, or the male die 5 can be provided with another heating block adapted to the second heating block (for example, the female die is provided with the fourth heating block, and the third heating groove is adapted to the fourth heating block). It is worth mentioning that in some embodiments, the female mold may be a single piece, or may be formed by splicing two or three pieces (stacked), and fig. 3 does not show one form of female mold splicing. The male die can also be a whole plate or formed by splicing two or three plates (laminating), and a mode of splicing the male dies is not shown in figure 3.

In view of the above mold, the present application proposes a seventh embodiment, wherein the first heating slot and the second heating slot are stacked, and the first heating block and the second heating block are stacked.

In this embodiment, first heating tank and the range upon range of setting of second heating tank, the range upon range of setting of first heating piece and second heating piece can material saving, is favorable to guaranteeing simultaneously that first heating tank and second heating tank temperature are unanimous, and first heating piece and second heating piece temperature are unanimous.

Referring to fig. 4, an eighth embodiment of the present application further provides a hot-melt apparatus, including the mold according to any one of the above descriptions, and including: an operation table 7, a guide rail 71, a first moving plate 72, a second moving plate 73, a first air cylinder 74, a second air cylinder 75, a third air cylinder 76, and a fourth air cylinder 77; wherein the content of the first and second substances,

the guide rail 71 is arranged on the operating table 7, one side of the guide rail 71 is movably connected with the first moving plate 72, and the other side of the guide rail 71 is movably connected with the second moving plate 73;

the first air cylinder 74 is connected with the first moving plate 72 and used for controlling the horizontal movement of the first moving plate 72; the second cylinder 75 is connected to the second moving plate 73 and is used for controlling the second moving plate 73 to move horizontally;

the third air cylinder 76 is fixedly connected to the first moving plate 72, and the third air cylinder 76 is connected to one of the female die 4 or the male die 5 and used for controlling the vertical movement of the female die or the male die;

the second moving plate 73 is fixedly connected with the fourth cylinder 77, and the fourth cylinder 77 is connected with the other one of the female die 4 or the male die 5 and is used for controlling the vertical movement of the other one;

the heating plate is arranged between the female die 4 or the male die 5.

In this embodiment, when the hot-melting device is used, the third cylinder 76 and the fourth cylinder 77 are controlled to vertically move the female die 4 and the male die 5 to align with the heating plate, then the first cylinder 74 and the second cylinder 75 are controlled to horizontally move the female die 4 and the male die 5 to contact with the heating plate, so as to heat the female die 4 and the male die 5 to a preset temperature (for example, 200 ℃), the first cylinder 74 and the second cylinder 75 are controlled to horizontally move the female die 4 and the male die 5 to separate from the heating plate, the third cylinder 76 and the fourth cylinder 77 are controlled to vertically move the female die 4 and the male die 5 to a specified position, and the U-shaped inner ring 1, the U-shaped middle ring 2 and the U-shaped outer ring 3 are heated, so as to perform a subsequent splicing process.

A ninth embodiment of the present application also provides a method of manufacturing an electric toothbrush head, the method for manufacturing the electric toothbrush head of any of the above, comprising:

injection molding: the TPE material is made into a U-shaped inner ring 1 and a U-shaped outer ring 3 through compression molding or injection molding, and the PE material is made into a U-shaped middle ring 2;

welding: heating the first connecting groove 11, the second connecting groove 31, the first connecting block 21 and the second connecting block 22 by using a hot melting device, and thermally welding the first connecting block 21 and the first connecting groove 11 and the second connecting block 22 and the second connecting groove 31;

In accordance with a tenth embodiment of the method of manufacturing the powered toothbrush head described above, the present application contemplates wherein the step of injection molding is at a temperature of from 180 degrees to 230 degrees; the step temperature of the welding is 150-230 ℃.

It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims

1. An electric toothbrush head, characterized in that it comprises: the U-shaped inner ring, the U-shaped middle ring and the U-shaped outer ring; wherein the content of the first and second substances,

2. The powered toothbrush head of claim 1, wherein: the upper side wall of the U-shaped inner ring is inclined downwards to form a first mounting wall, the lower side wall of the U-shaped inner ring is inclined upwards to form a second mounting wall, the upper side wall of the U-shaped outer ring is inclined downwards to form a third mounting wall, and the lower side wall of the U-shaped outer ring is inclined upwards to form a fourth mounting wall; the plurality of brush pores on the upper side wall of the U-shaped inner ring are arranged on the first installation wall, the plurality of brush pores on the lower side wall of the U-shaped inner ring are arranged on the second installation wall, the plurality of brush pores on the upper side wall of the U-shaped outer ring are arranged on the third installation wall, and the plurality of brush pores on the lower side wall of the U-shaped outer ring are arranged on the fourth installation wall.

3. The powered toothbrush head of claim 2, wherein: the first mounting wall and the third mounting wall form an included angle of 60-90 degrees; the second mounting wall and the fourth mounting wall form an included angle of 60-90 degrees.

4. The powered toothbrush head of claim 1, wherein: the U-shaped inner ring and the U-shaped outer ring are made of TPE materials, and the U-shaped middle ring is made of PE materials.

5. The powered toothbrush head of claim 1, wherein: the first connecting block and the first connecting groove are welded in a hot melting mode, and the second connecting block and the second connecting groove are welded in a hot melting mode.

6. A mold, characterized in that: the mold comprises: the female die, the male die and the heating plate; wherein the content of the first and second substances,

7. The mold of claim 6, wherein: the first heating groove and the second heating groove are arranged in a stacked mode, and the first heating block and the second heating block are arranged in a stacked mode.

8. A hot-melt apparatus, comprising a mould according to any one of claims 6 to 7, and comprising: the device comprises an operating table, a guide rail, a first moving plate, a second moving plate, a first cylinder, a second cylinder, a third cylinder and a fourth cylinder; wherein the content of the first and second substances,

the heating plate is arranged between the female die and the male die.

9. A method of manufacturing an electrically powered toothbrush head, characterised in that the method is used to manufacture an electrically powered toothbrush head according to any of claims 1 to 5, comprising:

10. A method of manufacturing a powered toothbrush head according to claim 9 wherein the step temperature of injection molding is from 180 to 230 degrees; the step temperature of the welding is 150-230 ℃.