CN113290778A - Forming method and sterilizing device for component with fluorine reflecting film - Google Patents
Forming method and sterilizing device for component with fluorine reflecting film Download PDFInfo
- Publication number
- CN113290778A CN113290778A CN202010110067.6A CN202010110067A CN113290778A CN 113290778 A CN113290778 A CN 113290778A CN 202010110067 A CN202010110067 A CN 202010110067A CN 113290778 A CN113290778 A CN 113290778A
- Authority
- CN
- China
- Prior art keywords
- fluorine
- reflecting film
- molding
- reflective film
- mold core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910052731 fluorine Inorganic materials 0.000 title claims abstract description 65
- 239000011737 fluorine Substances 0.000 title claims abstract description 65
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 20
- 238000000465 moulding Methods 0.000 claims abstract description 19
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 15
- 238000001746 injection moulding Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 6
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 5
- 238000004804 winding Methods 0.000 claims abstract description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 125000001153 fluoro group Chemical group F* 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000000249 desinfective effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/1418—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/1418—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure
- B29C2045/14237—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure the inserts being deformed or preformed outside the mould or mould cavity
- B29C2045/14245—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being deformed or preformed, e.g. by the injection pressure the inserts being deformed or preformed outside the mould or mould cavity using deforming or preforming means outside the mould cavity
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses a forming method of a component with a fluorine reflecting film, which comprises the following steps: s1, cutting and molding the fluorine reflecting film made of polytetrafluoroethylene material; s2, winding the cut and molded fluorine reflecting film outside a mold core; s3, forming an outer layer of the member outside the fluorine reflecting film through secondary injection molding, wherein the fluorine reflecting film forms an inner layer of the member; s4, removing the mold core, the mold core occupying a space that forms an internal cavity of the member. According to the method for molding the member with the fluorine reflecting film, the outer layer of the member is molded outside the fluorine reflecting film which is enclosed into a cylindrical shape by adopting a two-time injection molding mode, so that the processing cost of the member can be greatly reduced, and the member molded by the method has good pressure resistance. The invention also discloses a sterilization device with the component.
Description
Technical Field
The present invention relates to a method for molding a member having a fluorine reflective film, and a sterilization apparatus for a member having a fluorine reflective film.
Background
The fluorine reflecting film made of polytetrafluoroethylene has excellent light reflecting performance, so that the fluorine reflecting film can be suitable for devices requiring light reflection, such as devices for sterilizing and disinfecting water by utilizing deep ultraviolet rays, and the deep ultraviolet rays can be effectively reflected by arranging the fluorine reflecting film on the side wall of the sterilization cavity. The fluorine reflective film used in a device for sterilizing water or the like is generally formed into a cylindrical shape to form a sterilization chamber surrounded by the fluorine reflective film, and the fluorine reflective film is generally fitted in a cylindrical outer structure to support the fluorine reflective film by the outer structure. In the prior art, the fluorine reflecting film with the hollow cavity is mainly formed in a bar machining mode. The fluorine reflecting film formed by adopting a bar machining mode has high processing cost and poor water pressure or air pressure resistance, so that the application range of the fluorine reflecting film is limited.
Disclosure of Invention
The present invention has been made to solve the above problems, and an object of the present invention is to provide a method for molding a member having a fluorine reflective film, which can greatly reduce the processing cost of the member and can mold a member having a good pressure resistance.
To achieve the above object, according to one aspect of the present invention, the present invention provides the following technical solutions: a molding method of a member having a fluorine reflective film, comprising the steps of:
s1, cutting and molding the fluorine reflecting film made of polytetrafluoroethylene material;
s2, winding the cut and molded fluorine reflecting film outside a mold core;
s3, forming an outer layer of the member outside the fluorine reflecting film through secondary injection molding, wherein the fluorine reflecting film forms an inner layer of the member;
s4, after the mold core is removed, the space originally occupied by the mold core forms the cavity of the component.
According to the method for molding the member with the fluorine reflecting film, the outer layer of the member is molded outside the fluorine reflecting film which is enclosed into a cylindrical shape by adopting a two-time injection molding mode, so that the processing cost of the member can be greatly reduced, and the member molded by the method has good pressure resistance (water pressure or air pressure).
Furthermore, an interlocking structure is arranged on the fluorine reflecting film, and the fluorine reflecting film is wound outside the mold core through the interlocking structure, so that the fluorine reflecting film can be wound outside the mold core very conveniently and quickly.
Furthermore, a buckling hole is arranged on one side edge of the interlocking position of the fluorine reflecting film, and a buckling pin is arranged on the other side edge of the interlocking position of the fluorine reflecting film, so that the buckling pin and the buckling hole are buckled to form the interlocking structure. The interlocking structure of the buckling feet and the buckling holes is adopted, the structure is simple, and the interlocking is convenient.
Still further, a plurality of the buckling holes are arranged at intervals along the axial direction of the component, and correspondingly, a plurality of the buckling feet are arranged at intervals along the axial direction of the component.
Furthermore, the outer layer is made of plastic materials.
Further, the molding temperature of the secondary injection molding is 180-250 ℃.
According to another aspect of the invention, the invention further provides a sterilization device, which comprises a deep ultraviolet sterilization assembly and a member formed by the forming method, wherein the deep ultraviolet emitted by the deep ultraviolet sterilization assembly is emitted into an inner cavity of the member and reflected by the fluorine reflecting film.
Drawings
In order that the advantages of the invention will be readily understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings. Understanding that these drawings depict only typical embodiments of the invention and are not therefore to be considered to be limiting of its scope, the invention will be described and explained with additional specificity and detail through the use of the accompanying drawings. In the drawings:
FIG. 1 is a schematic perspective view of a member having a fluorine reflective film according to a preferred embodiment of the present invention;
FIG. 2 is a cross-sectional view of a member having a fluorine reflective film according to a preferred embodiment of the present invention;
FIG. 3 is a front view of a member having a fluorine reflective film according to a preferred embodiment of the present invention;
FIG. 4 is a schematic view showing a molding process of a member having a fluorine reflective film according to a preferred embodiment of the present invention;
fig. 5 is a schematic view of a sterilization apparatus according to a preferred embodiment of the present invention.
The reference signs are:
1-a building block; 11-inner layer (fluorine reflective film); 12-an outer layer; 20-an interlocking structure; 21-buckling feet; 22-a buttonhole; 2-a sterilizing device; 210-deep ultraviolet sterilization component; and 3, molding a core.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the following discussion, details are given to provide a more thorough understanding of the present invention. One skilled in the relevant art will recognize, however, that the invention may be practiced without one or more of the specific details. In certain instances, well known features have not been described in detail in order to avoid obscuring the invention. It is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like are used herein for purposes of illustration only and are not to be construed as limiting.
Referring to fig. 1 to 4, a method for forming a member having a fluorine reflective film according to a preferred embodiment of the present invention includes the steps of:
s1, cutting and molding the fluorine reflecting film 11 made of polytetrafluoroethylene material;
s2, wrapping the cut and molded fluorine reflecting film 11 outside the mold core 3;
s3, forming the outer layer 12 of the member 1 by two-shot molding on the outside of the fluorine reflective film 11, wherein the fluorine reflective film 11 forms the inner layer 11 of the member 1.
S4, after the mold core 3 is removed, the space originally occupied by the mold core 3 forms the cavity of the component 1.
According to the member 1 with the fluorine reflecting film 11, the outer layer 12 of the member 1 is formed outside the fluorine reflecting film 11 which is enclosed into a cylindrical shape by adopting a two-time injection molding mode, so that the processing cost of the member 1 can be greatly reduced, and the formed member 1 has good pressure resistance.
In order to make the molding efficiency higher, it is preferable that the fluorine reflective film is provided with an interlocking structure 20, and the fluorine reflective film 11 is wrapped outside the mold core 3 by the interlocking structure 20, so that the fluorine reflective film can be wrapped outside the mold core 3 very conveniently and quickly.
Preferably, a fastening hole 22 is formed on one side edge of the fluorine reflective film 11 at the interlocking position, and a fastening foot 21 is formed on the other side edge, so that the fastening foot 21 and the fastening hole 22 are fastened to form the interlocking structure 20. The interlocking structure that the buckling feet 21 are matched with the buckling holes 22 is adopted, the structure is simple, and the interlocking is convenient. Preferably, the fastening pin 21 and the fastening hole 22 can be fastened by a stamping process.
In this embodiment, a plurality of the fastening holes 22 are arranged at intervals in the axial direction of the component 1, and correspondingly, a plurality of the fastening feet 21 are arranged at intervals in the axial direction of the component 1.
Of course, the interlocking structure 20 may not be provided, and the fluorine reflecting film 11 may be directly wrapped around the mold core 3 by bonding or the like.
The outer layer 12 is made of plastic material, such as PP, POM, HDPE, or the like.
Referring to fig. 5, the present invention further provides a sterilization apparatus 2, which includes a deep ultraviolet sterilization assembly 210, and further includes a member 1 formed by any one of the above-mentioned forming methods, wherein the deep ultraviolet rays emitted by the deep ultraviolet sterilization assembly 210 are emitted into an inner cavity of the member and reflected by the fluorine reflective film, so as to effectively sterilize and disinfect the medium in the inner cavity of the member 1.
Unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Terms such as "component" and the like, when used herein, can refer to either a single part or a combination of parts. Terms such as "mounted," "disposed," and the like, as used herein, may refer to one component as being directly attached to another component or one component as being attached to another component through intervening components. Features described herein in one embodiment may be applied to another embodiment, either alone or in combination with other features, unless the feature is otherwise inapplicable or otherwise stated in the other embodiment.
While the foregoing specification illustrates and describes the preferred embodiments of this invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A method for molding a member having a fluorine reflective film, comprising the steps of:
s1, cutting and molding the fluorine reflecting film made of polytetrafluoroethylene material;
s2, winding the cut and molded fluorine reflecting film outside a mold core;
s3, forming an outer layer of the member outside the fluorine reflecting film through secondary injection molding, wherein the fluorine reflecting film forms an inner layer of the member;
s4, after the mold core is removed, the space originally occupied by the mold core forms the cavity of the component.
2. The method of molding a member having a fluorine reflective film according to claim 1, wherein an interlocking structure is provided on the fluorine reflective film, and the fluorine reflective film is wrapped around the outside of the mold core by the interlocking structure.
3. The method of claim 2, wherein a hole is formed on one side edge of the fluorine reflective film at the interlocking position, and a fastening foot is formed on the other side edge of the fluorine reflective film, so that the fastening foot and the hole are fastened to form the interlocking structure.
4. The method of claim 3, wherein a plurality of the fastening holes are provided at intervals in an axial direction of the member, and a plurality of the fastening legs are correspondingly provided at intervals in the axial direction of the member.
5. The method of claim 1, wherein the outer layer is made of plastic.
6. The method for molding a member having a fluorine reflective film according to claim 5, wherein the molding temperature of the secondary injection molding is 180 ℃ to 250 ℃.
7. A sterilization device comprising a deep ultraviolet sterilization assembly, and a member molded by the molding method of any one of claims 1 to 6, wherein the deep ultraviolet rays emitted by the deep ultraviolet sterilization assembly are emitted into an inner cavity of the member and reflected by the fluorine reflecting film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010110067.6A CN113290778A (en) | 2020-02-23 | 2020-02-23 | Forming method and sterilizing device for component with fluorine reflecting film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010110067.6A CN113290778A (en) | 2020-02-23 | 2020-02-23 | Forming method and sterilizing device for component with fluorine reflecting film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113290778A true CN113290778A (en) | 2021-08-24 |
Family
ID=77317684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010110067.6A Pending CN113290778A (en) | 2020-02-23 | 2020-02-23 | Forming method and sterilizing device for component with fluorine reflecting film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113290778A (en) |
-
2020
- 2020-02-23 CN CN202010110067.6A patent/CN113290778A/en active Pending
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