CN212125876U - 502# iron/aluminum reverse-protection safety edge full-open easy-open cover - Google Patents
502# iron/aluminum reverse-protection safety edge full-open easy-open cover Download PDFInfo
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- CN212125876U CN212125876U CN201920928669.5U CN201920928669U CN212125876U CN 212125876 U CN212125876 U CN 212125876U CN 201920928669 U CN201920928669 U CN 201920928669U CN 212125876 U CN212125876 U CN 212125876U
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Abstract
The utility model discloses a 502# iron aluminium system anti-guarantor safety limit full-open easy-open lid, including lid and the pull ring of riveting on the lid, the lid surface is carved with an annular groove, forms an annular anti-guarantor safety limit under being close to the groove, and the diameter on anti-guarantor safety limit is less than the groove diameter, makes the groove 0.35mm in the vertical projection region on anti-guarantor safety limit, and anti-guarantor safety limit exposes after easy-open lid is opened, plays and prevents the incised wound effect. The safety edge has the advantages that the traditional safety edge is formed by circular motion friction extrusion, so that the damage to the coating is large; the innovative anti-protection safety edge adopts a die bending process, and solves the problem that food is polluted due to vulcanization caused by coating damage. Therefore, the anti-guarantee safe edge easy-open cover is an original easy-open cover which has real safe edge protection and can be used for packaging high-temperature and high-pressure sterilized canned food.
Description
Technical Field
The utility model relates to an easy-open lid, the more specifically 502# iron/aluminium anti-safe limit of protecting is full-open easy-open lid that says so.
Background
After the pop-top can is opened, the opening edge of the scribed line left at the can opening is very sharp, so that a user, particularly a child, can take food in the can easily cut the food, and the blank that no safe edge exists in the market of the pop-top can with high-temperature and high-pressure sterilization is filled.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects of the prior art and the design defects of the traditional process, leading the consumer to eat canned food more conveniently and safely, and developing a 502# iron/aluminum anti-protection safety edge full-open easy-open cover.
The utility model discloses a technical scheme:
a502 # iron/aluminum anti-protection safety edge full-open easy-open lid comprises a lid body and a pull ring riveted on the lid body, wherein an annular scribed line is engraved on the surface of the lid body, and the diameter of the scribed line is 121.2 mm-122.2 mm; an annular anti-guard safety edge is formed under the reticle, the inner side diameter of the anti-guard safety edge is 120.5-121.5 mm, the outer side diameter of the anti-guard safety edge is 124.9-125.9 mm, and the diameter of the anti-guard safety edge is smaller than that of the reticle, so that the reticle is 0.35mm in the vertical projection area of the anti-guard safety edge; the diameter of the tank of the cover body is 126.0 mm-127.0 mm; the outer diameter of the curled edge of the cover body is 136.3 mm-137.3 mm; the countersunk depth of the cover body is 3.15 mm-4.15 mm; the whole thickness of the cover body is 5.1 mm-6.1 mm. The anti-safe edge easy-open lid is an easy-open lid which is initiated globally and has real safe edge protection, the manufacturing process is superior to the traditional safe edge, the traditional safe edge is formed by circular motion friction extrusion, the damage to the coating is large, and the anti-safe edge easy-open lid is generally only suitable for packaging dry-goods food; the innovative anti-protection safety edge adopts a die bending process, finally solves the problems of coating damage and food pollution caused by vulcanization, and well solves the problem that the market of the high-temperature and high-pressure sterilization can easy-open end has no safety edge. Iron or aluminum materials may be used. The diameter of the tank of the cover body is 126.0 mm-127.0 mm; the outer diameter of the curled edge of the cover body is 136.3 mm-137.3 mm.
One preferred solution is that the diameter of the can of the cover body is 126.5 mm.
One preferred scheme is that the outer diameter of the curled edge of the cover body is 136.8 mm.
One preferred solution is that the whole cover thickness of the cover body is 5.6 mm.
One preferable scheme is that the countersunk depth of the cover body is 3.65mm
One preferred scheme is that the inside diameter of the anti-safety edge is 121.0mm, and the outside diameter of the anti-safety edge is 125.4 mm.
One preferred embodiment is where the diameter of the score line is 121.7 mm.
In a preferred embodiment, the cover is made of iron or aluminum material.
Synthesize above-mentioned technical scheme, the beneficial effects of the utility model: because the diameter of the anti-guarantee safety edge is smaller than that of the scribed line, the scribed line is in the vertical projection area of the anti-guarantee safety edge, and the safety edge is exposed after the easy-open cover is opened, so that the anti-cutting effect is achieved. The anti-safe edge easy-open lid is an easy-open lid which is initiated globally and has real safe edge protection, the manufacturing process is superior to the traditional safe edge, the traditional safe edge is formed by circular motion friction extrusion, the damage to the coating is large, and the anti-safe edge easy-open lid is generally only suitable for packaging dry-goods food; the innovative anti-protection safety edge adopts a die bending process, finally solves the problems of coating damage and food pollution caused by vulcanization, and well solves the problem that the easy-open cover of the high-temperature high-pressure sterilization can has no safety edge. Therefore, the method has good market popularization and application values.
The foregoing is a summary of the present invention, and other objects, features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments, which is provided for the purpose of illustration and understanding of the present invention.
Drawings
Fig. 1 is a top view of the cover body of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a top view of the first pre-bending of the anti-tamper safety band of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
FIG. 5 is a top view of the anti-tamper safety band of the present invention during a second bending;
FIG. 6 is a cross-sectional view A-A of FIG. 5;
FIG. 7 is a top view of the third bend of the anti-tamper safety band of the present invention;
FIG. 8 is a sectional view A-A of FIG. 7;
FIG. 9 is a top view of the anti-tamper security bead as it is formed;
FIG. 10 is a sectional view A-A of FIG. 9;
FIG. 11 is a top view of the lid with tab riveted thereto;
FIG. 12 is a sectional view A-A of FIG. 11;
fig. 13 is a partially enlarged view B of fig. 12.
Detailed Description
In order to more fully understand the technical content of the present invention, the technical solution of the present invention will be further described and illustrated with reference to the following specific embodiments, but not limited thereto.
It is to be understood that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity/action/object from another entity/action/object without necessarily requiring or implying any actual such relationship or order between such entities/actions/objects.
It should be further understood that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
As shown in fig. 11 to 13, a 502# iron/aluminum anti-tamper safety edge full open lid, wherein 502# is the type of the lid. The No. 502 iron/aluminum anti-protection safety edge fully-opened pop top comprises a cover body 1 and a pull ring 2 riveted on the cover body 1, wherein an annular scribed line 3 is carved on the upper surface of the cover body 1, the diameter of the scribed line 3 is 121.2-122.2 mm, an annular anti-protection safety edge 4 is formed on the lower surface of the cover body 1 at the position close to the scribed line 3, and a flange 6 used for matching with the seal of an empty can, the inner side diameter d2 of the anti-protection safety edge 4 is 120.5-121.5 mm, the outer side diameter d1 is 124.9-125.9 mm, and the countersunk depth h4 of the cover body 1 is 3.15-4.15 mm; the whole thickness h1 of the cover body 1 is 5.1 mm-6.1 mm. The diameter of the anti-guarantee safety edge 4 is smaller than that of the reticle 3, so that the reticle 3 is 0.35mm in the vertical projection area of the anti-guarantee safety edge 4, and the anti-cut effect is achieved when the anti-guarantee safety edge 4 is exposed after the easy-open cover is opened along the reticle 3. The anti-safe edge easy-open lid is an easy-open lid which is initiated globally and has real safe edge protection, the manufacturing process is superior to the traditional safe edge, the traditional safe edge is formed by circular motion friction extrusion, the damage to the coating is large, and the anti-safe edge easy-open lid is generally only suitable for packaging dry-goods food; the innovative anti-protection safety edge adopts a die bending process, finally solves the problems of coating damage and food pollution caused by vulcanization, and well solves the problem that the easy-open cover of the high-temperature high-pressure sterilization can has no safety edge. Therefore, the method has good market popularization and application values.
As shown in fig. 11 to 13, the can-fitting diameter of the lid body is preferably 126.0mm to 127.0mm, and the can-fitting diameter d3 of the lid body 1 is preferably 126.5 mm.
As shown in fig. 11 to 13, the diameter d4 of the flange 6 of the lid body 1 is preferably 136.3mm to 137.3mm, and the diameter d4 of the flange 6 of the lid body 1 is preferably 136.8 mm.
As shown in fig. 11 to 13, it is preferable that the countersunk depth h4 of the cap body 1 is 3.15mm to 4.15mm, the countersunk depth h4 of the cap body 1 is the height between the rolled edge 6 of the cap body 1 and the upper surface of the counter safety edge, and further, the countersunk depth h4 of the cap body 1 is 3.65 mm. The integral cover height h1 of the cover body 1 is 5.1 mm-6.1 mm, the integral cover height h1 of the cover body 1 is the height between the rolled edge 6 of the cover body 1 and the lower surface of the counter-protection safety edge, and further, the height h1 between the rolled edge 6 and the lower surface of the cover body is 5.6 mm.
As shown in fig. 11 to 13, the inner diameter d2 of the anti-tamper band 4 is preferably 120.5mm to 121.5mm, and the inner diameter d2 of the anti-tamper band 4 is further preferably 121.0 mm; the outside diameter d1 of the counter safe edge 4 is 124.9 mm-125.9 mm, and the outside diameter d1 of the counter safe edge 4 is 125.4 mm.
As shown in fig. 11 to 13, preferably, the edge of the anti-secure edge 4 has a circular arc structure. When the easy-open cover is opened, the anti-protection safety edge 4 is exposed, and the anti-cutting effect is achieved.
The difference between the inside diameter of the anti-counterfeiting safety edge 4 and the diameter of the scribed line 3 is d5, the length of d5 is 0.15 mm-0.55 mm, and the length of d5 is preferably 0.35 mm. The remaining thickness h5 of the score line 3 is 0.08mm to 0.12mm, preferably the remaining thickness h5 of the score line 3 is 0.1mm, the diameter of the score line 3 is 121.2mm to 122.2mm, preferably the diameter of the score line 3 is 121.7 mm.
The 502# iron/aluminum reverse-protection safe edge full-open easy-open lid is a new generation of novel easy-open lid initiated in the world, is different from the traditional safe edge easy-open lid, has real safe edge protection, and can not cut hands at the edge of a scribed line after a consumer opens the easy-open lid. Traditional safe limit's production technology is through the extruded mode formation of circular motion friction, and the utility model discloses a 502# iron/aluminium anti-guarantor safe limit fully opens easy-open lid adopts the mode that the mould buckles to realize, has finally solved the coating damage problem to and because of the food pollution problem that the vulcanization brought, fine solution the problem that high temperature high pressure sterilization can easily open lid does not have safe limit.
The production process of the 502# iron/aluminum reverse-protection safety edge full-open easy-open lid comprises the following steps:
firstly, as shown in fig. 1 and 2, a cover body is stamped, a rolled edge 6 is formed on the edge of the cover body 1 through a circular edge, the cover body is provided with an annular groove 5, the section of the annular groove 5 is U-shaped, the diameter d2 of the bottom of the annular groove 5 is 122.7 mm-123.7 mm, the diameter d1 corresponding to the inner edge of the annular groove 5 is 122.0 mm-123.0 mm, the diameter d8 corresponding to the outer edge of the annular groove 5 is 126.0 mm-127.0 mm, the height h2 of the rolled edge 6 of the cover body and the bottom of the annular groove 5 is 5.7 mm-6.7 mm, and the height h3 of the rolled edge 6 and the cover surface of the cover body 1 is 1.9 mm-2.9 mm. Preferably, the diameter d7 of the bottom of the annular groove 5 is 123.2mm, the diameter d6 of the inner edge of the annular groove 5 is 122.5mm, the diameter d8 of the outer edge of the annular groove 5 is 126.5mm, the height h2 of the rolling edge 6 and the bottom of the annular groove 5 is 6.2mm, and the height h3 of the rolling edge 6 and the cover surface of the cover body 1 is 2.4 mm.
Secondly, as shown in fig. 3 and 4, pre-bending the annular groove 5 for the first time to make the diameter d7 of the bottom of the annular groove 5 be 122.1mm to 123.1mm, the diameter d6 corresponding to the inner edge of the annular groove 5 be 122.3mm to 123.3mm, the diameter d8 corresponding to the outer edge of the annular groove 5 be 126.0mm to 127.0mm, the height h2 of the rolling edge 6 and the bottom of the annular groove 5 be 5.7mm to 6.7mm, and the height h3 of the rolling edge 6 and the cover surface of the cover body 1 be 2.2mm to 3.2 mm. Preferably, the diameter d7 of the bottom of the annular groove 5 is 122.6mm, the diameter d6 of the inner edge of the annular groove 5 is 122.8mm, the diameter d8 of the outer edge of the annular groove 5 is 126.5mm, the height h2 of the rolling edge 6 and the bottom of the annular groove 5 is 6.2mm, and the height h3 of the rolling edge 6 and the cover surface of the cover body 1 is 2.7 mm.
Thirdly, as shown in fig. 5 and 6, the annular groove 5 is bent for the second time, so that the diameter d7 of the bottom of the annular groove 5 is 121.5mm to 122.5mm, the diameter d6 corresponding to the inner edge of the annular groove 5 is 123.0mm to 124.0mm, the diameter d8 corresponding to the outer edge of the annular groove 5 is 126.0mm to 127.0mm, the height h2 between the rolling edge 6 and the bottom of the annular groove 5 is 5.7mm to 6.7mm, and the height h3 between the rolling edge 6 and the cover surface of the cover body 1 is 2.5mm to 3.5 mm. Preferably, the diameter d7 of the bottom of the annular groove 5 is 122.0mm, the diameter d6 of the inner edge of the annular groove 5 is 123.5mm, the diameter d8 of the outer edge of the annular groove 5 is 126.5mm, the height h2 of the rolling edge 6 and the bottom of the annular groove 5 is 6.2mm, and the height h3 of the rolling edge 6 and the cover surface of the cover body 1 is 3.0 mm.
Fourthly, as shown in fig. 7 and 8, the annular groove 5 is bent for the third time, so that the diameter d7 of the bottom of the annular groove 5 is 121.0mm to 122.0mm, the diameter d6 corresponding to the inner side edge of the annular groove 5 is 124.0mm to 125.0mm, the diameter d8 corresponding to the outer side edge of the annular groove 5 is 126.0mm to 127.0mm, the height h2 between the rolling edge 6 and the bottom of the annular groove 5 is 5.7mm to 6.7mm, and the height h3 between the rolling edge 6 and the cover surface of the cover body 1 is 2.8mm to 3.8 mm. Preferably, the diameter d7 of the bottom of the annular groove 5 is 121.5mm, the diameter d6 of the inner edge of the annular groove 5 is 124.5mm, the diameter d8 of the outer edge of the annular groove 5 is 126.5mm, the height h2 of the rolling edge 6 and the bottom of the annular groove 5 is 6.2mm, and the height h3 of the rolling edge 6 and the cover surface of the cover body 1 is 3.3 mm.
Fifthly, as shown in fig. 9 and 10, the anti-security edge is formed, so that the annular groove 5 is pressed to form the security edge, the inner diameter d2 of the security edge is 120.5 mm-121.5 mm, the outer diameter d1 of the security edge is 124.9 mm-125.9 mm, the diameter of the scribed line 3 is 121.2 mm-122.2 mm, the height h1 between the flange 6 and the lower surface of the anti-security edge is 5.1 mm-6.1 mm, and the height h4 between the flange 6 and the upper surface of the anti-security edge is 3.75 mm-4.75 mm. The diameter d3 of the preparation tank of the cover body 1 is 126.0 mm-127.0 mm. Preferably, the inside diameter d2 of the anti-tamper band is 121.0mm, the outside diameter d1 of the anti-tamper band is 125.4mm, the diameter of the score line 3 is 121.7mm, so that the score line is 0.35mm in the vertical projection area of the anti-tamper band, the height h1 between the bead 6 and the lower surface of the band is 5.6mm, the height h4 between the bead 6 and the upper surface of the band is 4.25mm, and the can-fitting diameter d3 of the lid 1 is 126.5 mm.
And sixthly, riveting the pull ring 2 to form a finished product as shown in figures 11 to 13.
The technical content of the present invention is further described by the embodiments only, so that the reader can understand it more easily, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the present invention is subject to the claims.
Claims (8)
1. A502 # iron/aluminum anti-protection safety edge full-open easy-open lid is characterized by comprising a lid body and a pull ring riveted on the lid body, wherein an annular scribed line is scribed on the surface of the lid body, and the diameter of the scribed line is 121.2 mm-122.2 mm; an annular anti-guard safety edge is formed under the reticle, the inner side diameter of the anti-guard safety edge is 120.5-121.5 mm, the outer side diameter of the anti-guard safety edge is 124.9-125.9 mm, and the diameter of the anti-guard safety edge is smaller than that of the reticle, so that the reticle is 0.35mm in the vertical projection area of the anti-guard safety edge; the diameter of the tank of the cover body is 126.0 mm-127.0 mm; the outer diameter of the curled edge of the cover body is 136.3 mm-137.3 mm; the countersunk depth of the cover body is 3.15 mm-4.15 mm; the whole thickness of the cover body is 5.1 mm-6.1 mm.
2. The 502# iron/aluminum tamper-evident safe-edge fully open top pop can lid of claim 1, wherein the can-fitting diameter of the lid body is 126.5 mm.
3. The 502# iron/aluminum tamper-evident safe edge full open easy open lid of claim 1, wherein the outer diameter of the rolled edge of said lid body is 136.8 mm.
4. The 502# iron/aluminum antipodal safety edge fully opened easy open lid according to claim 1, wherein the whole lid thickness of the lid body is 5.6 mm.
5. The fully open easy open 502# iron/aluminum tamper evident safety feature lid of claim 1 wherein said cover body is countersunk to a depth of 3.65 mm.
6. The full open easy open closure of 502# iron/aluminum counter safety edge of claim 1, wherein the inside diameter of the counter safety edge is 121.0mm and the outside diameter of the counter safety edge is 125.4 mm.
7. The full open easy open end of 502# iron/aluminum antipoisoning safety margin as claimed in claim 1, wherein the diameter of said score line is 121.7 mm.
8. The full open easy open 502# iron/aluminum tamper safety feature of claim 1, wherein the lid is made of iron or aluminum material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920928669.5U CN212125876U (en) | 2019-06-19 | 2019-06-19 | 502# iron/aluminum reverse-protection safety edge full-open easy-open cover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920928669.5U CN212125876U (en) | 2019-06-19 | 2019-06-19 | 502# iron/aluminum reverse-protection safety edge full-open easy-open cover |
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| CN212125876U true CN212125876U (en) | 2020-12-11 |
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| CN201920928669.5U Active CN212125876U (en) | 2019-06-19 | 2019-06-19 | 502# iron/aluminum reverse-protection safety edge full-open easy-open cover |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928681A (en) * | 2021-10-28 | 2022-01-14 | 珠海博瑞特包装科技有限公司 | Double-edge-protection full-open cover |
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2019
- 2019-06-19 CN CN201920928669.5U patent/CN212125876U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928681A (en) * | 2021-10-28 | 2022-01-14 | 珠海博瑞特包装科技有限公司 | Double-edge-protection full-open cover |
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