CN109987326A - A kind of aluminium-plastic combined cover and its production method - Google Patents
A kind of aluminium-plastic combined cover and its production method Download PDFInfo
- Publication number
- CN109987326A CN109987326A CN201910406823.7A CN201910406823A CN109987326A CN 109987326 A CN109987326 A CN 109987326A CN 201910406823 A CN201910406823 A CN 201910406823A CN 109987326 A CN109987326 A CN 109987326A
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- China
- Prior art keywords
- aluminium
- lid
- plastic
- riveted
- aluminium lid
- 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
- 239000004033 plastic Substances 0.000 title claims abstract description 59
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 84
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 77
- 239000004411 aluminium Substances 0.000 claims abstract description 75
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims description 7
- 238000004080 punching Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 239000012943 hotmelt Substances 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 239000003814 drug Substances 0.000 description 6
- 229940079593 drug Drugs 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 241000906091 Lethrinus miniatus Species 0.000 description 3
- 206010044074 Torticollis Diseases 0.000 description 3
- 238000005538 encapsulation Methods 0.000 description 3
- 208000018197 inherited torticollis Diseases 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D51/00—Making hollow objects
- B21D51/16—Making hollow objects characterised by the use of the objects
- B21D51/38—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures
- B21D51/44—Making closures, e.g. caps
- B21D51/48—Making crown caps
-
- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without 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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/74—Joining plastics material to non-plastics material
- B29C66/742—Joining plastics material to non-plastics material to metals or their alloys
- B29C66/7422—Aluminium or alloys of aluminium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D51/00—Closures not otherwise provided for
- B65D51/18—Arrangements of closures with protective outer cap-like covers or of two or more co-operating closures
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Abstract
The present invention relates to a kind of aluminium-plastic combined cover and its production methods, the structure of aluminium-plastic combined cover includes the aluminium lid and plastic lid being riveted together, aluminium lid end face center is equipped with riveted holes, several connecting bridges are distributed in riveted holes surrounding, several downward lower convexity are equipped at the edge of riveted holes, it is equipped with downward caulking part at the center of plastic lid, lower convexity is embedded in caulking part.The production method of aluminium-plastic combined cover: circular aluminium flake is swept away from aluminium sheet using stamping equipment, round aluminium flake is stretched to form bottle cap shape, riveted holes are stamped out at aluminium flake center, material is reserved in the edge of riveted holes, it is punched out several tearing holes downwards at the top of aluminium lid, while the reserved material of bore edges will be riveted and be bent downwardly to form lower convexity, plastic lid is buckled on aluminium lid, riveting column is squeezed and deformed to form caulking part, caulking part coats the lower convexity on aluminium lid.The present invention can be avoided the relative rotation between plastic lid and aluminium lid, avoid the appearance of rejected product, reduce the loss in production process.
Description
Technical field
The present invention relates to a kind of packaging cover, specifically a kind of aluminium-plastic combined cover and its production method.
Background technique
Currently, some oral liquid bottles, medicinal liquid bottle, infusion bottle etc. are all carried out using glass bottle body and using aluminium-plastic combined cover close
Envelope, aluminium lid are stamped to form for aluminium foil, and there are riveted holes in top surface, is disposed with the company in multiple spot (general 2-6 point) in riveted holes surrounding
Bridge is connect, aluminium-plastic combined cover is to be plasticized riveting column after docking the riveting column at plastic lid center with aluminum lid center hole positioning to deform,
Rollover is all over riveted at combined cap outward.Hand breaks the plastic lid at the top of medicine bottle when use, is covered by plastic lid riveting column with by modeling
Binding force after riveting column and aluminium lid riveting makes the connecting bridge of aluminium lid disconnect removing modeling lid, to expose centre bore, for medical worker
It is used with ordinary consumer or injection or insertion suction pipe.
Due to pushing down aluminium lid, aluminium lid and modeling simply by riveting column thermal softening between the aluminium lid and plastic lid of aluminium-plastic combined cover
It is between lid or rotary.Pharmacy corporation encapsulate bottle cap when, be will equipped with pulvis, injection or medical fluid glass bottle opening again
Rubber plug is sealed up, bottle cap is withstood on by bottle mouth position by the centre that mandril withstands on plastic lid, vial is then fixed and passes through rotation lipper
Aluminium lid is pressed in glass bottle neck, produces finished product.The bottle cap of finished product is mainly by the frictional force with rubber plug, glass body, substantially
It can accomplish that bottle cap does not rotate.But the defect and bottle cap and bottleneck due to Bottle cap structure and manufacturing process itself be all it is round,
The reasons such as glass material is smooth, meeting between the plastic lid and aluminium lid for always having part bottle cap during encapsulating drug and compressing aluminium lid
Opposite rotation occurs, final finished product is caused torticollis occur, forms rejected product, it is not just being caused to become unqualified by bottle cap
Product can directly waste one bottle of drug, and since drug value is relatively high, and bottle cap cost is extremely low, the rejected product of such case
Caused loss is very huge and very unfortunate.
Summary of the invention
It is an object of the invention to provide a kind of aluminium-plastic combined cover and its production methods, to solve present aluminium-plastic combined cover
Since to lead to the problem of torticollis underproof so as to cause product for rotation in encapsulation process.
The present invention is implemented as follows: a kind of aluminium-plastic combined cover, including the aluminium lid and plastic lid being riveted together, the aluminium
The top surface of lid is provided with several arc-shaped tearing holes, the interconnecting piece structure that tearing hole spells composition with a circle, between adjacent two tearing hole
At connecting bridge, circular riveted holes are provided in the end face center of the aluminium lid, are distributed at least one in the hole edge of the riveted holes
The lower convexity of a burr shape, the lower convexity protrude from aluminium lid inner face, the middle part of the plastic lid be equipped with it is downwardly projecting in
The tubular riveting column of ontology, the riveting column wear connect aluminium lid riveted holes and through hot melt be pressed together on aluminium lid inner face after, formed
Caulking part in conjunction with aluminium lid, the lower convexity on aluminium lid are rabbeted in the caulking part of plastic lid.
The lower convexity on aluminium lid has 1 ~ 10.
A kind of production method of aluminium-plastic combined cover is also disclosed in the present invention, comprising the following steps:
A. plastic lid is produced by injection molding, is equipped with downward riveting column at the center of plastic lid；
B. circular aluminium flake is swept away from aluminium sheet using stamping equipment；
C. round aluminium flake is stretched to form bottle cap shape using mold, and carries out deburring；
D. riveted holes are stamped out at aluminium flake center using mold, in the case where the edge of riveted holes is reserved with for being further processed into
The material of protrusion；
E. several tearing holes is punched out downwards at the top of aluminium lid using mold, form connection between two adjacent tearing holes
Bridge, while the reserved material of bore edges will be riveted and be bent downwardly to form lower convexity；
F. plastic lid is buckled on the aluminium lid processed, and makes the riveting column of plastic lid across the riveted holes of aluminium lid；
G. hot riveting machine heat staking column is used, and is squeezed and deformed riveting column to form caulking part, makes caulking part will be under on aluminium lid
Protrusion cladding.
It is completed in a punching press from step b to the process of step e using composite punching die.
The present invention makes the riveting column of plastic lid be riveted on aluminium lid in thermal deformation by the way that downward lower convexity is arranged on aluminium lid
Lower convexity was embedded into caulking part when upper, it, would not between plastic lid and aluminium lid since lower convexity has been embedded into caulking part
Opposite rotation is generated, in this way when carrying out drug encapsulation, phase will not occur between plastic lid and aluminium lid during compression aluminium lid
Pair rotation, bottle cap would not also rotate, so that rotating lipper can uniformly be pressed on aluminium lid on body, will not generate askew
Head, so as to avoid because of the unqualified of bottle cap product caused by unqualified.The production equipment of aluminium lid only need to be in stamping die simultaneously
It carries out simply modifying on tool, is not required to prepare special production equipment again, the improvement expenses of equipment are low.
The present invention just can be avoided opposite between plastic lid and aluminium lid by the change that the structure to aluminium lid carries out very little
Rotation, and then the appearance of rejected product is avoided, reduce the loss in production process, improves economic benefit.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of aluminium lid of the present invention.
Fig. 3 is the top view of Fig. 2.
In figure: 1, plastic lid；2, aluminium lid；3, lower convexity；4, caulking part；5, tearing hole；6, riveted holes；7, connecting bridge.
Specific embodiment
As shown in Figure 1, the present invention includes plastic lid 1 and aluminium lid 2, plastic lid 1 is buckled in the top of aluminium lid 2, and plastic lid 1 with
Aluminium lid 2 is riveted together.It is equipped with the downwardly projecting tubular riveting column in ontology at the middle part of plastic lid 1, riveting column connects wearing
Riveted holes 6 of aluminium lid 2 and after hot melt is pressed together on aluminium lid inner face, form the caulking part 4 that is combined with aluminium lid 2.
As shown in Fig. 2, several connecting bridges 7 is distributed in 6 surrounding of riveted holes in aluminium lid 2, connecting bridge 7 is to be stamped and formed out
, several tearing holes 5 is stamped out around the riveted holes 6 at 2 top of aluminium, tearing hole 5 is uniformly distributed around the center of riveted holes 6,
And tearing hole 5 be it is arc-shaped, the center of circle of circular arc is overlapped with the center of riveted holes 6, by two adjacent tearing holes 5 separate i.e.
For connecting bridge 7.There are two connecting bridge 7 is minimum, thus tearing hole 5 also at least there are two, in stamping connection bridge 7, downward punching press is protected
It demonstrate,proves the burr being stamped and formed out downward, avoids the injury of personnel when in use.It is equipped with downward lower convexity 3 at the edge of riveted holes 6,
The quantity of lower convexity 3 is 1 ~ 10, and when only one lower convexity 3, distributing position is any, when 3 quantity of lower convexity is greater than 1
When, lower convexity 3 is uniformly distributed around riveted holes 6.The height of lower convexity 3 is 0.2 ~ 2mm, and modeling can be embedded into riveting process
In the caulking part 4 for expecting lid 1, to limit the relative rotation between plastic lid 1 and aluminium lid 2, lower convexity 3 is set to riveted holes 6
Edge, processing when can be come out with 6 simultaneous processing of riveted holes, only need to be modified accordingly in stamping die, will
Retain the corresponding material of lower convexity 3 when material at riveted holes 6 is punched down, is then bent downwardly to form the material of reservation i.e.
Lower convexity 3 can be formed.
The production method of above-mentioned aluminium-plastic combined cover is also disclosed in the present invention, comprising the following steps:
A. plastic lid is produced by injection molding, is equipped with downward riveting column at the center of plastic lid；
B. circular aluminium flake is swept away from aluminium sheet using stamping equipment；
C. round aluminium flake is stretched to form bottle cap shape using mold, and carries out deburring；
D. riveted holes are stamped out at aluminium flake center using mold, in the case where the edge of riveted holes is reserved with for being further processed into
The material of protrusion；
E. several tearing holes is punched out downwards at the top of aluminium lid using mold, form connection between two adjacent tearing holes
Bridge, while the reserved material of bore edges will be riveted and be bent downwardly to form lower convexity；
F. plastic lid is buckled on the aluminium lid processed, and makes the riveting column of plastic lid across the riveted holes of aluminium lid；
G. hot riveting machine heat staking column is used, and is squeezed and deformed riveting column to form caulking part, makes caulking part will be under on aluminium lid
Protrusion cladding.
It is completed, high production efficiency, and produced in a punching press using composite punching die from step b to the process of step e
Product qualification rate is high.
The present invention is riveted on the riveting column of plastic lid 1 in thermal deformation by the way that downward lower convexity 3 is arranged on aluminium lid 2
Lower convexity 3 is embedded into caulking part 4 when on aluminium lid 2, since lower convexity 3 has been embedded into caulking part 4, plastic lid 1 and aluminium lid 2
Between would not generate opposite rotation, in this way when carrying out drug encapsulation, compress during aluminium lid 2 plastic lid 1 and aluminium lid 2 it
Between opposite rotation will not occur, bottle cap would not also rotate, so that rotating lipper uniformly can be pressed on body for aluminium lid 2
On, torticollis will not be generated, so as to avoid because of the unqualified of bottle cap product caused by unqualified.This novel plastic-aluminum simultaneously
Combined cap is substantially identical as existing production procedure in production, does not need more exchange device, need to only carry out to processing mold corresponding
Modification.The replacement cost of new technology is reduced, while the appearance of rejected product can greatly be reduced, to improve
Economic benefit.
Claims (4)
1. a kind of aluminium-plastic combined cover, including the aluminium lid and plastic lid being riveted together, the top surface of the aluminium lid is provided with several circular arcs
Shape tearing hole, tearing hole spell composition with a circle, and the interconnecting piece between adjacent two tearing hole constitutes connecting bridge, in the aluminium lid
End face center is provided with circular riveted holes, which is characterized in that at least one burr shape is distributed in the hole edge of the riveted holes
Lower convexity, the lower convexity protrude from aluminium lid inner face, are equipped with the downwardly projecting round tube in ontology at the middle part of the plastic lid
Shape riveting column, the riveting column wear connect aluminium lid riveted holes and through hot melt be pressed together on aluminium lid inner face after, formed in conjunction with aluminium lid
Caulking part, the lower convexity on aluminium lid rabbets in the caulking part of plastic lid.
2. aluminium-plastic combined cover according to claim 1, which is characterized in that the lower convexity on aluminium lid has 1 ~ 10.
3. a kind of production method of aluminium-plastic combined cover, which comprises the following steps:
A. plastic lid is produced by injection molding, is equipped with downward riveting column at the center of plastic lid；
B. circular aluminium flake is swept away from aluminium sheet using stamping equipment；
C. round aluminium flake is stretched to form bottle cap shape using mold, and carries out deburring；
D. riveted holes are stamped out at aluminium flake center using mold, in the case where the edge of riveted holes is reserved with for being further processed into
The material of protrusion；
E. several tearing holes is punched out downwards at the top of aluminium lid using mold, form connection between two adjacent tearing holes
Bridge, while the reserved material of bore edges will be riveted and be bent downwardly to form lower convexity；
F. plastic lid is buckled on the aluminium lid processed, and makes the riveting column of plastic lid across the riveted holes of aluminium lid；
G. hot riveting machine heat staking column is used, and is squeezed and deformed riveting column to form caulking part, makes caulking part will be under on aluminium lid
Protrusion cladding.
4. the production method of aluminium-plastic combined cover according to claim 3, which is characterized in that from step b to the process of step e
It is completed in a punching press using composite punching die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910406823.7A CN109987326A (en) | 2019-05-16 | 2019-05-16 | A kind of aluminium-plastic combined cover and its production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910406823.7A CN109987326A (en) | 2019-05-16 | 2019-05-16 | A kind of aluminium-plastic combined cover and its production method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109987326A true CN109987326A (en) | 2019-07-09 |
Family
ID=67136596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910406823.7A Pending CN109987326A (en) | 2019-05-16 | 2019-05-16 | A kind of aluminium-plastic combined cover and its production method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109987326A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111186142A (en) * | 2019-12-27 | 2020-05-22 | 台州富岭塑胶有限公司 | Production process of cup cover |
| CN111377131A (en) * | 2020-04-02 | 2020-07-07 | 上海久正医用包装材料有限公司 | Medical combined bottle cap and production process thereof |
| CN113650940A (en) * | 2021-08-13 | 2021-11-16 | 珠海市华鹰药用包装材料有限公司 | Medicinal aluminum-plastic combined cover and preparation process thereof |
| WO2024104053A1 (en) * | 2022-11-17 | 2024-05-23 | 米建军 | Bottle cap |
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| US20140217099A1 (en) * | 2011-09-29 | 2014-08-07 | Ge Healthcare As | Package |
| CN106144196A (en) * | 2016-09-09 | 2016-11-23 | 无限极（中国）有限公司 | A kind of Packaging Bottle |
| CN210259486U (en) * | 2019-05-16 | 2020-04-07 | 河北金环包装有限公司 | Aluminum-plastic combined cover |
-
2019
- 2019-05-16 CN CN201910406823.7A patent/CN109987326A/en active Pending
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| RU6773U1 (en) * | 1997-06-19 | 1998-06-16 | Мирон Исакович Гроссман | COMBINED CAP FOR CURRENT VESSELS WITH MEDICINES |
| CN2347901Y (en) * | 1998-10-29 | 1999-11-10 | 杭州精诚医药包装有限公司 | Luminium-plastic pull-ring combined bottle top |
| CN2433202Y (en) * | 2000-06-05 | 2001-06-06 | 四川飞奇实业有限公司 | Bloom type aluminium-plastic composited cap |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111186142A (en) * | 2019-12-27 | 2020-05-22 | 台州富岭塑胶有限公司 | Production process of cup cover |
| CN111377131A (en) * | 2020-04-02 | 2020-07-07 | 上海久正医用包装材料有限公司 | Medical combined bottle cap and production process thereof |
| CN111377131B (en) * | 2020-04-02 | 2021-09-21 | 上海久正医用包装材料有限公司 | Medical combined bottle cap and production process thereof |
| CN113650940A (en) * | 2021-08-13 | 2021-11-16 | 珠海市华鹰药用包装材料有限公司 | Medicinal aluminum-plastic combined cover and preparation process thereof |
| WO2024104053A1 (en) * | 2022-11-17 | 2024-05-23 | 米建军 | Bottle cap |
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| CB03 | Change of inventor or designer information |
Inventor after: Hu Jingshan Inventor after: Li Jie Inventor after: Yang Zhenyong Inventor after: Li Chunjing Inventor after: Kou Xinchun Inventor after: Liu Yuwen Inventor after: Lu Honglin Inventor before: Liu Yuwen Inventor before: Hu Jingshan Inventor before: Li Chunjing Inventor before: Li Jie Inventor before: Yang Zhenyong Inventor before: Kou Xinchun Inventor before: Lu Honglin |