CN108162306A - A kind of production method of bi-material layers band brush function bottle cap - Google Patents
A kind of production method of bi-material layers band brush function bottle cap Download PDFInfo
- Publication number
- CN108162306A CN108162306A CN201711414393.0A CN201711414393A CN108162306A CN 108162306 A CN108162306 A CN 108162306A CN 201711414393 A CN201711414393 A CN 201711414393A CN 108162306 A CN108162306 A CN 108162306A
- Authority
- CN
- China
- Prior art keywords
- injection molding
- bottle cap
- molding machine
- mould
- soft brush
- 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.)
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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
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1676—Making multilayered or multicoloured articles using a soft material and a rigid material, e.g. making articles with a sealing part
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
- C08L53/025—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes modified
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/56—Stoppers or lids for bottles, jars, or the like, e.g. closures
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of production methods of bi-material layers band brush function bottle cap, include the following steps：Step 1 prepares injection molding machine, bottle cap material and soft brush material, is equipped with mould before second of mould and corresponding soft brush before the first of corresponding bottle cap in the injection molding machine, is corresponding with rear mold on mould before mould and second before first, the rear mold is installed in rotation in injection molding machine；Step 2, the bottle cap material is PP plastic pellets, and PP plastic pellets are put into the first feeding port of injection molding machine, and the soft brush material is thermoplastic elastomer (TPE), and is put into the second feeding port of injection molding machine；Step 3, injection molding machine is first in the first mold and rear mold by bottle cap injection molding, and then rear mold rotates the corresponding position of mould before 180 ° of entrance second, then by mould before second on bottle cap by soft brush injection molding；The present invention is molded in same injection mold intracavitary, without being injected separately, has the technological merits such as clever structure, production cost are low, need not assemble.
Description
Technical field
The present invention relates to a kind of plastic bottle closures, and in particular to a kind of production method of bi-material layers band brush function bottle cap.
Background technology
The bottle cap for being currently used for cosmetics is all to include a bottle cap body, circular hole and the cover board for covering circular hole, is made
Cosmetics in cosmetic bottle are poured on hand by user, then are applied on the face or on other skins.This mode needs to keep palm
Cleaning, otherwise easily damages the skin of smearing.And part cosmetics can be remained on palm, cause to waste.
The present inventor has devised a kind of container closure with application device for above-mentioned technical problem, including bottle cap master
Body, the fluid hole for connecting bottle cap inside and outside of the main body, the outer surface of the bottle cap body are equipped with for the soft brush of smearing, the soft brush
It is surrounded on around fluid hole.
In process of production, it finds when soft brush uses identical PE materials with bottle cap body, although easy to make, fast
Victory, production cost are low, but the hardness of soft brush is not up to standard, and skin sense of touch is bad；When soft brush from bottle cap body using different
During material, soft brush uses PE or PP materials using silica gel or TPE rubber, bottle cap, and two kinds of materials can only be mutual by physical arrangement
Assembling needs to be molded two to three components in process of production, also needs to increase by one of assembling procedure, production efficiency after the completion of component
It is low, it is of high cost, it is not easy to promote, and connection is not secured enough, quality is unsecured.
Further, silica gel cost is excessively high, and when encountering silicone oil, it may appear that the phenomenon that oil suction swells seriously affects
The usage experience of people.When common TPE rubber encounters certain cosmetics with alcohol, chemical reaction can be generated, so as to lead
Cause the generation of phenomena of cutaneous irritation.Therefore, it is necessary to the processing methods to the said goods to be improved.
Invention content
The bi-material layers band brush function that a kind of processing provided by the present invention is simple, production cost is low, environmentally friendly, skin sense of touch is good
The production method of bottle cap.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of production method of bi-material layers band brush function bottle cap, includes the following steps：
Step 1 prepares injection molding machine, bottle cap material and soft brush material, be equipped in the injection molding machine before the first of corresponding bottle cap mould and
Mould before the second of corresponding soft brush is corresponding with rear mold before first before mould and second on mould, and the rear mold is installed in rotation on note
In molding machine；
Step 2, the bottle cap material is PP plastic pellets, and PP plastic pellets is put into the first feeding port of injection molding machine, institute
Soft brush material is stated as thermoplastic elastomer (TPE), and is put into the second feeding port of injection molding machine；The thermoplastic elastomer (TPE) is by weight
It is mixed by materials described below,
SEBS, 60%-70%；
Polypropylene, 15%-25%；
Rubber oil, 13%-15%；
Antioxidant, 0.9%-1.3%；
Step 3, injection molding machine is first by bottle cap injection molding, then 180 ° of entrance second of rear mold rotation in the first mold and rear mold
The corresponding position of preceding mould, then by mould before second on bottle cap by soft brush injection molding；
Moulding is taken out natural cooling molding by step 4 out of injection molding machine.
The advantage of the invention is that：The present invention is molded in same injection mold intracavitary, skilful with structure without being injected separately
It is wonderful, production cost is low, without assembling etc. technological merits；Further, the present invention uses thermoplastic elastomer (TPE)（Silicon rubber）It is made soft
Brush, after the thermoplastic elastomer (TPE) is modulated, not only welding performance is good, has and PE or PP bottle caps connective stability height, leakproofness
The advantages that strong, also with hardness is moderate, contact with skin is felt, human body, health, chance silicone oil is suitble to not to swell, Bu Huiyu
Alcohol generates the advantages that reaction leads to skin allergy；The present invention is by the improvement of material prescription, the design of mold, injection molding manner
Change, make it have good performance, holistic cost reduces more than 30%.
Description of the drawings
The present invention is further described with embodiment below in conjunction with the accompanying drawings：
Fig. 1 is the structure diagram of the present embodiment.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.
With reference to Fig. 1, the present embodiment discloses that a kind of production method of bi-material layers band brush function bottle cap includes the following steps：
Step 1 prepares injection molding machine, bottle cap material and soft brush material, corresponding bottle cap is equipped in the injection molding machine（1）First before
Mould and corresponding soft brush（2）Second before mould, be corresponding with rear mold on mould before mould and second before first, the rear mold is rotationally pacified
In injection molding machine.
Step 2, the bottle cap material are PP plastic pellets, and PP plastic pellets are put into the first feeding port of injection molding machine
Interior, the soft brush material is thermoplastic elastomer (TPE), and is put into the second feeding port of injection molding machine；The PP plastic pellets are poly- third
Alkene, the thermoplastic elastomer (TPE) are mixed by weight by materials described below, SEBS（SEBS be using polystyrene as end segment,
Using the ethylene-butene copolymer that polybutadiene plus hydrogen obtain as the linear tri-block copolymer of intermediate elastic block）, polypropylene, rubber
Glue oil, antioxidant.As preferred embodiment, SEBS：65%, polypropylene：20%, rubber oil：14%, antioxidant：1%.It is above-mentioned
It under ratio, can be connect with bottle cap indeformable, hardness is moderate, meets alcohol and does not swell, not allergy, and common TPE rubbers
If glue does not use above-mentioned formula and technique, encountering silicone oil can swell, and meeting alcohol can chemically react, and influence using effect.
Certainly the ratio of rubber oil can be also improved, makes its skin sense of touch more preferable, SEBS：63%, polypropylene：21.1%, rubber oil：14.8%,
Antioxidant：1.1%, soft brush is even closer with the connection of bottle cap under the ratio.The best ratio of its flexibility is：SEBS：
61.9%, polypropylene：21.7%, rubber oil：15.2%, antioxidant：1.2%.
Step 3, injection molding machine is first by bottle cap in the first mold and rear mold（1）Injection molding, temperature when being molded are
185 DEG C to 220 DEG C, injection time 5s, then rear mold rotate the corresponding position of mould before 180 ° of entrance second, then by before second
Mould is on bottle cap by soft brush（2）Injection molding, temperature when being molded are 190 DEG C to 225 DEG C, injection time 6s；
Moulding is taken out natural cooling molding by step 4 out of injection molding machine.
The foregoing is merely the preferred embodiments of the present invention, as long as realizing the skill of the object of the invention with essentially identical means
Art scheme is belonged within protection scope of the present invention.
Claims (1)
1. a kind of production method of bi-material layers band brush function bottle cap, it is characterised in that include the following steps：
Step 1 prepares injection molding machine, bottle cap material and soft brush material, corresponding bottle cap is equipped in the injection molding machine（1）First before
Mould and corresponding soft brush（2）Second before mould, be corresponding with rear mold on mould before mould and second before first, the rear mold is rotationally pacified
In injection molding machine；
Step 2, the bottle cap material is PP plastic pellets, and PP plastic pellets is put into the first feeding port of injection molding machine, institute
Soft brush material is stated as thermoplastic elastomer (TPE), and is put into the second feeding port of injection molding machine；The thermoplastic elastomer (TPE) is by weight
It is mixed by materials described below,
SEBS, 60%-70%；
Polypropylene, 15%-25%；
Rubber oil, 13%-15%；
Antioxidant, 0.9%-1.3%；
Step 3, injection molding machine is first by bottle cap in the first mold and rear mold（1）Injection molding, then rear mold rotate 180 ° of entrance the
The corresponding position of mould before two, then by mould before second on bottle cap by soft brush（2）Injection molding；
Moulding is taken out natural cooling molding by step 4 out of injection molding machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711414393.0A CN108162306A (en) | 2017-12-25 | 2017-12-25 | A kind of production method of bi-material layers band brush function bottle cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711414393.0A CN108162306A (en) | 2017-12-25 | 2017-12-25 | A kind of production method of bi-material layers band brush function bottle cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108162306A true CN108162306A (en) | 2018-06-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711414393.0A Pending CN108162306A (en) | 2017-12-25 | 2017-12-25 | A kind of production method of bi-material layers band brush function bottle cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108162306A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111134509A (en) * | 2019-12-25 | 2020-05-12 | 中山市高远精密科技有限公司 | Double-material spoon |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4444711A (en) * | 1981-12-21 | 1984-04-24 | Husky Injection Molding Systems Ltd. | Method of operating a two-shot injection-molding machine |
| CN101108525A (en) * | 2007-08-31 | 2008-01-23 | 吴家粒 | Manufacturing method of cup cover |
| CN101972210A (en) * | 2010-10-27 | 2011-02-16 | 安徽华峰医药橡胶有限公司 | Polypropylene/thermoplastic elastomer combined cover and manufacturing method thereof |
| CN102211379A (en) * | 2010-04-09 | 2011-10-12 | 海尔集团公司 | Double-shot molding mold, injection machine and double-shot molding process |
| CN203485362U (en) * | 2013-09-11 | 2014-03-19 | 江苏迈技科技有限公司 | Double-screw injection molding device |
| CN205707962U (en) * | 2016-04-25 | 2016-11-23 | 佛山市辉鸿塑胶模具有限公司 | A kind of bottle cap of the double-colored brush of band integral type |
-
2017
- 2017-12-25 CN CN201711414393.0A patent/CN108162306A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4444711A (en) * | 1981-12-21 | 1984-04-24 | Husky Injection Molding Systems Ltd. | Method of operating a two-shot injection-molding machine |
| CN101108525A (en) * | 2007-08-31 | 2008-01-23 | 吴家粒 | Manufacturing method of cup cover |
| CN102211379A (en) * | 2010-04-09 | 2011-10-12 | 海尔集团公司 | Double-shot molding mold, injection machine and double-shot molding process |
| CN101972210A (en) * | 2010-10-27 | 2011-02-16 | 安徽华峰医药橡胶有限公司 | Polypropylene/thermoplastic elastomer combined cover and manufacturing method thereof |
| CN203485362U (en) * | 2013-09-11 | 2014-03-19 | 江苏迈技科技有限公司 | Double-screw injection molding device |
| CN205707962U (en) * | 2016-04-25 | 2016-11-23 | 佛山市辉鸿塑胶模具有限公司 | A kind of bottle cap of the double-colored brush of band integral type |
Non-Patent Citations (2)
| Title |
|---|
| 王养民: "《避孕节育技术规范》", 30 September 2014, 北京：人民军医出版社 * |
| 辛浩波: "《塑料合金及塑橡共混改性 配方•工艺•性能•应用技术》", 31 May 2000, 北京：中国轻工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111134509A (en) * | 2019-12-25 | 2020-05-12 | 中山市高远精密科技有限公司 | Double-material spoon |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 528000 Guangdong province Shishan town, Nanhai District of Foshan city science and Technology Industrial Park A District, Wang Lu (a plant) Applicant after: Foshan Huihong Plastic Industry Co., Ltd Address before: 528000 Guangdong province Shishan town, Nanhai District of Foshan city science and Technology Industrial Park A District, Road No. 2 Applicant before: Foshan Huihong Plastic Mould Co., Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180615 |