CN107952907B - Easy-open bottle lid pull ring riveting side gapless blank forming method - Google Patents
Easy-open bottle lid pull ring riveting side gapless blank forming method Download PDFInfo
- Publication number
- CN107952907B CN107952907B CN201711191033.9A CN201711191033A CN107952907B CN 107952907 B CN107952907 B CN 107952907B CN 201711191033 A CN201711191033 A CN 201711191033A CN 107952907 B CN107952907 B CN 107952907B
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- China
- Prior art keywords
- ring
- profiling
- caulking part
- shaped handle
- pull ring
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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
- B21D51/443—Making closures, e.g. caps easily removable closures, e.g. by means of tear strips
-
- 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
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Abstract
The invention discloses easy-open bottle lid pull ring riveting side gapless blank forming methods, the pull ring has a ring-shaped handle portion and the caulking part with connecting on the inside of ring-shaped handle portion and for cooperating with bottle cap riveting, its specific forming method are as follows: the pull ring blank plate of profile trimming for forming is placed between the upper die and lower die of stamping die, declining punching press by upper mold turns down the profile sliced boundary of pull ring blank plate, the transition being directed between ring-shaped handle portion profiling indent and the lower edge and upper mould body of caulking part profiling indent with merging by upper die and lower die is arc angling transition and ring-shaped handle portion profiling protrusion and the transition between the upper surface edge and lower mold body of caulking part profiling protrusion is arc angling transition, so that upper die and lower die are in mating reaction, scraping will not be generated to mold, and it will not be in the profile of pull ring blank plate The surface of sliced boundary leaves the impression obviously scraped.
Description
Technical field
The present invention relates to easy open cover pull ring production fields, especially easy-open bottle lid pull ring riveting side gapless blank molding side
Method.
Background technique
Easy-open bottle lid is opened, manufacturer can be easy as common beverage closing device generally for person easy to drink
Setting pull ring is drawn on bottle cap to assist the unlatching of bottle cap, in order to which the corkage of beverage can be completed without tool in drinking person,
However since the pull ring of easy open cover usually has sharp trimming profile, mold would generally be scraped when carrying out punching press
Side wall, therefore when carrying out pull ring processing, the producer can by the way of punching, by the trimming profile of pull ring directly with blank it
Between form gap, and this mode can expend lot of materials, extremely uneconomical, therefore be badly in need of a solution and make zip-top bottle
The trimming profile of lid pull ring and blank gapless and it can be realized the scheme for avoiding scraping to mould side wall.
Summary of the invention
The case where for the prior art, the purpose of the present invention is to provide it is a kind of implement it is reliable, high-efficient and will not make to cut
Edge profile causes mold to scrape the easy-open bottle lid pull ring riveting side gapless blank forming method worn.
In order to realize above-mentioned technical purpose, the technical solution of the present invention is as follows:
Easy-open bottle lid pull ring riveting side gapless blank forming method, the pull ring have a ring-shaped handle portion and with annular
The caulking part with bottle cap riveting cooperation is connected and is used on the inside of knob portion, method particularly includes: by the pull ring of profile trimming for forming
Blank plate is placed between the upper die and lower die of stamping die, and declining punching press by upper mold makes the profile sliced boundary of pull ring blank plate
Fold；
The lower die has the ring-shaped handle portion profiling protrusion being adapted with pull ring shape and caulking part profiling protrusion, institute
When the pull ring blank plate stated is to being just placed in lower die, the profile sliced boundary of ring-shaped handle portion and caulking part is horizontal to exceed lower die
Ring-shaped handle portion profiling protrusion and caulking part profiling protrusion, the ring-shaped handle portion profiling protrusion and caulking part profiling protrusion
Transition between upper surface edge and lower mold body is arc angling transition；
The upper mold corresponds to the ring-shaped handle portion profiling protrusion of lower die and caulking part profiling protrusion is matched equipped with structure
The ring-shaped handle portion profiling indent and caulking part profiling indent of adaptation, in the ring-shaped handle portion profiling indent and caulking part profiling
Transition between recessed lower edge and upper mould body is arc angling transition；
After the described upper die and lower die cooperation, between ring-shaped handle portion profiling protrusion and ring-shaped handle portion profiling indent there are
For the gap of ring-shaped handle contouring sliced boundary bending, there are for riveting between caulking part profiling protrusion and caulking part profiling indent
The gap of socket part profile sliced boundary bending.
Further, the lower die corresponds to ring-shaped handle portion profiling protrusion and the setting position of caulking part profiling protrusion is equipped with
Cylindricality sink structures, the ring-shaped handle portion profiling indent of the upper mold and the setting position of caulking part profiling indent correspond under cylindricality
Sink structure is equipped with the cylindricality floating structure that cooperation is adapted to it.
Further, the lower die is equipped with indent pilot hole, and the upper mold corresponds to indent pilot hole and is equipped with matches with it
The guide rod of conjunction.
Further, the surface of the upper die and lower die is equipped with nitridation antirust coat.
Using above-mentioned technical solution, the invention has the benefit that turning down zip-top bottle by carrying out punching press using mold
The profile sliced boundary of lid pull ring, so that its fold process is highly efficient reliable and saves manpower, in addition, the lower die of mold has
The ring-shaped handle portion profiling protrusion being adapted with pull ring shape and caulking part profiling protrusion, upper mold correspond to lower die with being corresponding to it
Ring-shaped handle portion profiling indent and caulking part profiling indent so that pull ring carry out the punching press of trimming contour edge fold when, energy
Enough avoiding other molded positions, in punching press, deformation occurs and the appearance of pull ring is caused to destroy problem, most importantly, upper mold
Ring-shaped handle portion profiling indent and caulking part profiling indent lower edge and upper mould body between transition be arc angling
Transition, and the ring-shaped handle portion profiling protrusion of lower die and the mistake between the upper surface edge and lower mold body of caulking part profiling protrusion
It crosses also for arc angling transition, this just directly enables to upper die and lower die in mating reaction, and the profile of pull ring blank plate is cut
Side edge will not leave the impression obviously scraped on the surface of profile sliced boundary because the effect of upper die and lower die cooperates,
The gentle degree that can be improved the effect cooperation transition between lower die and upper mold, avoids generating biggish cooperation between upper die and lower die
Impact improves the service life of mold but also mold cooperation punching press can mold the more excellent easy-open bottle lid drawing of presentation quality
Ring.
Detailed description of the invention
Invention is further elaborated with reference to the accompanying drawings and detailed description:
Fig. 1 is the brief configuration schematic diagram of lower die of the present invention；
Fig. 2 is the brief configuration schematic diagram of upper mold of the present invention；
Fig. 3 is that the brief local location of upper die and lower die of the present invention corresponds to cross-sectional view；
Fig. 4 is the brief configuration schematic diagram of the invention without the pull ring blank plate before upper die and lower die punching press；
Fig. 5 is the brief configuration schematic diagram of pull ring blank plate of the present invention after upper die and lower die punching press.
Specific embodiment
As shown in Fig. 1 to one of 5, easy-open bottle lid pull ring riveting side gapless blank forming method of the present invention, wherein described
Pull ring has a ring-shaped handle portion 14 and the caulking part 12 with connecting on the inside of ring-shaped handle portion 14 and for cooperating with bottle cap riveting,
Its specific forming method are as follows: the pull ring blank plate 1 of profile trimming for forming is placed between the upper mold 3 of stamping die and lower die 2, is led to
Crossing the decline punching press of upper mold 3 makes the profile sliced boundary of pull ring blank plate 1 turn down to form bending part 141,121；
The lower die 2 has the ring-shaped handle portion profiling protrusion 26 and caulking part profiling protrusion being adapted with pull ring shape
24, there is profiling cavity 23, the pull ring blank plate 1 between ring-shaped handle portion profiling protrusion 26 and caulking part profiling protrusion 24
When to being just placed in lower die 2, the horizontal annular beyond lower die 2 of the profile sliced boundary of ring-shaped handle portion 14 and caulking part 12 is drawn
Hand profiling protrusion 26 and caulking part profiling protrusion 24, ring-shaped handle portion profiling protrusion 26 and caulking part profiling protrusion 24
Transition between 2 main body of upper surface edge and lower die is arc angling transition 261；
The ring-shaped handle portion profiling protrusion 26 and caulking part profiling protrusion 24 of the corresponding lower die 2 of the upper mold 3 are equipped with structure
Match the ring-shaped handle portion profiling indent 32 and caulking part profiling indent 33 of adaptation, 32 He of ring-shaped handle portion profiling indent
Transition between 3 main body of lower edge and upper mold of caulking part profiling indent 33 is arc angling transition 321；
After the upper mold 3 and lower die 2 cooperate, ring-shaped handle portion profiling protrusion 26 and ring-shaped handle portion profiling indent 32 it
Between there are the gap bent for 14 profile sliced boundary of ring-shaped handle portion, and the ring-shaped handle portion profiling protrusion 26 of lower die 2
There are the first gaps 22 for the cavity side walls of outer edge and lower die 2, between caulking part profiling protrusion 24 and caulking part profiling indent 33
There are the gap bent for 12 profile sliced boundary of caulking part, and the outer edge of the ring-shaped handle portion profiling protrusion 26 of upper mold with
The upper surface edge of upper mold 3 has an annular protrusion, in addition, separating after staking with pull ring blank plate 1 for the ease of pull ring, ring
It is connected between shape knob portion 14 and pull ring blank plate 1 by a connection strap 13, the upper mold 3 and lower die 2 are correspondingly connected with item and set
There are connection bump 25 and connection indent 34, in addition, in order to further increase the precise and stable property of punching press, the upper mold is equipped with fixed
Position bar 35, the lower die correspond to locating rod 35 equipped with location hole 27, and the pull ring blank plate 1 for locating rod equipped with passing through
Positioning through hole 15.
Further, the setting position of the lower die 2 corresponding ring-shaped handle portion profiling protrusion 26 and caulking part profiling protrusion 24
Cylindricality sink structures 21, the setting of the ring-shaped handle portion profiling indent 32 and caulking part profiling indent 33 of the upper mold 3 are installed
Position corresponds to cylindricality sink structures 21 and is equipped with the cylindricality floating structure 31 for adapting to cooperation with it, further, the upper mold 3 and lower die
2 surface is equipped with nitridation antirust coat.
The present invention uses above-mentioned technical solution, is cut by the profile for carrying out punching press fold easy-open bottle lid pull ring using mold
Side edge, so that its fold process is highly efficient reliable and saves manpower, in addition, the lower die 2 of mold has and pull ring shape phase
The ring-shaped handle portion profiling protrusion 26 and caulking part profiling protrusion 24 of adaptation, the corresponding lower die 2 of upper mold 3 have corresponding annular
Knob portion profiling indent 32 and caulking part profiling indent 33 so that pull ring carry out the punching press of trimming contour edge fold when, can
Avoiding other molded positions, in punching press, deformation occurs and the appearance of pull ring is caused to destroy problem, most importantly, upper mold 3
Transition between ring-shaped handle portion profiling indent 32 and 3 main body of lower edge and upper mold of caulking part profiling indent 32 is fallen for arc
Angle transition 321, and the upper surface edge and lower die 2 of the ring-shaped handle portion profiling protrusion 26 of lower die and caulking part profiling protrusion 24 are main
Transition between body is also arc angling transition 261, this just directly enables to upper mold 3 and lower die 2 in mating reaction, pull ring
The profile sliced boundary of blank plate 1 will not leave because the effect of upper mold 3 and lower die 2 cooperates on the surface of profile sliced boundary
The impression obviously scraped also can be improved the gentle degree of the effect cooperation transition between lower die 2 and upper mold 3, avoid upper mold 3 under
Biggish cooperation impact is generated between mould 2, improves the service life of mold but also mold cooperation punching press can mold appearance matter
Measure more excellent easy-open bottle lid pull ring.
The above is the embodiment of the present invention, for the ordinary skill in the art, introduction according to the present invention,
Without departing from the principles and spirit of the present invention all equivalent changes made according to scope of the present invention patent, modification,
Replacement and variant is all covered by the present invention.
Claims (4)
1. easy-open bottle lid pull ring riveting side gapless blank forming method, the pull ring has a ring-shaped handle portion and draws with annular
It is connected on the inside of hand and for the caulking part with bottle cap riveting cooperation, it is characterised in that: by the pull ring blank of profile trimming for forming
Plate is placed between the upper die and lower die of stamping die, and declining punching press by upper mold turns over the profile sliced boundary of pull ring blank plate
Folding；
The lower die has the ring-shaped handle portion profiling protrusion being adapted with pull ring shape and caulking part profiling protrusion, described
When pull ring blank plate is to being just placed in lower die, the horizontal ring for exceeding lower die of the profile sliced boundary of ring-shaped handle portion and caulking part
Shape knob portion's profiling protrusion and caulking part profiling protrusion, the upper end of the ring-shaped handle portion profiling protrusion and caulking part profiling protrusion
Transition between face edge and lower mold body is arc angling transition；
The upper mold corresponds to the ring-shaped handle portion profiling protrusion of lower die and caulking part profiling protrusion is equipped with structure and matches adaptation
Ring-shaped handle portion profiling indent and caulking part profiling indent, the ring-shaped handle portion profiling indent and caulking part profiling indent
Transition between lower edge and upper mould body is arc angling transition；
After the upper die and lower die cooperation, there are for ring between ring-shaped handle portion profiling protrusion and ring-shaped handle portion profiling indent
The gap of shape knob contouring sliced boundary bending, there are for caulking part between caulking part profiling protrusion and caulking part profiling indent
The gap of profile sliced boundary bending.
2. easy-open bottle lid pull ring riveting side gapless blank forming method according to claim 1: the lower die corresponds to ring
The setting position of shape knob portion's profiling protrusion and caulking part profiling protrusion is equipped with cylindricality sink structures, the ring-shaped handle of the upper mold
The setting position of portion's profiling indent and caulking part profiling indent corresponds to cylindricality sink structures and is equipped in the cylindricality for adapting to cooperation with it
Floating structure.
3. easy-open bottle lid pull ring riveting side gapless blank forming method according to claim 1: the lower die is equipped with
Indent pilot hole, the upper mold correspond to indent pilot hole equipped with guide rod engaged therewith.
4. easy-open bottle lid pull ring riveting side gapless blank forming method according to claim 1: the upper die and lower die
Surface is equipped with nitridation antirust coat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191033.9A CN107952907B (en) | 2017-11-24 | 2017-11-24 | Easy-open bottle lid pull ring riveting side gapless blank forming method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711191033.9A CN107952907B (en) | 2017-11-24 | 2017-11-24 | Easy-open bottle lid pull ring riveting side gapless blank forming method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107952907A CN107952907A (en) | 2018-04-24 |
| CN107952907B true CN107952907B (en) | 2019-08-06 |
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ID=61962366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711191033.9A Active CN107952907B (en) | 2017-11-24 | 2017-11-24 | Easy-open bottle lid pull ring riveting side gapless blank forming method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107952907B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110666036B (en) * | 2019-09-30 | 2020-11-17 | 英联金属科技(汕头)有限公司 | Full-automatic easy-open end stamping and curling glue injection production line |
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| CN102699233A (en) * | 2012-06-18 | 2012-10-03 | 汕头市英联易拉盖有限公司 | Pull ring belt for making pull rings of easy pull covers and making method for pull ring belt |
| CN103732502A (en) * | 2011-08-11 | 2014-04-16 | 斯多里机械有限责任公司 | Can end, double action tab therefor, tooling assembly, and associated method |
| EP2794935A1 (en) * | 2011-12-22 | 2014-10-29 | ThyssenKrupp Rasselstein GmbH | Process for producing a ring-pull top and also use of a steel sheet provided with a protective layer for a ring-pull top |
| CN204672816U (en) * | 2015-06-02 | 2015-09-30 | 珠海鼎立包装制品有限公司 | A kind of draw ring assembling and rivet mould |
| CN206335065U (en) * | 2016-12-28 | 2017-07-18 | 广州荣鑫容器有限公司 | A kind of mould for being used to make pop can |
-
2017
- 2017-11-24 CN CN201711191033.9A patent/CN107952907B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103732502A (en) * | 2011-08-11 | 2014-04-16 | 斯多里机械有限责任公司 | Can end, double action tab therefor, tooling assembly, and associated method |
| EP2794935A1 (en) * | 2011-12-22 | 2014-10-29 | ThyssenKrupp Rasselstein GmbH | Process for producing a ring-pull top and also use of a steel sheet provided with a protective layer for a ring-pull top |
| CN102699233A (en) * | 2012-06-18 | 2012-10-03 | 汕头市英联易拉盖有限公司 | Pull ring belt for making pull rings of easy pull covers and making method for pull ring belt |
| CN204672816U (en) * | 2015-06-02 | 2015-09-30 | 珠海鼎立包装制品有限公司 | A kind of draw ring assembling and rivet mould |
| CN206335065U (en) * | 2016-12-28 | 2017-07-18 | 广州荣鑫容器有限公司 | A kind of mould for being used to make pop can |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107952907A (en) | 2018-04-24 |
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