CN203819656U - Four-layer hemming structure of small three-piece irregular can - Google Patents
Four-layer hemming structure of small three-piece irregular can Download PDFInfo
- Publication number
- CN203819656U CN203819656U CN201320707981.4U CN201320707981U CN203819656U CN 203819656 U CN203819656 U CN 203819656U CN 201320707981 U CN201320707981 U CN 201320707981U CN 203819656 U CN203819656 U CN 203819656U
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- CN
- China
- Prior art keywords
- layer
- rolled
- tank
- small
- rim roll
- 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.)
- Expired - Fee Related
Links
- 230000001788 irregular Effects 0.000 title claims abstract description 22
- 238000009957 hemming Methods 0.000 title abstract 5
- 239000011324 bead Substances 0.000 claims description 17
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- 235000013305 food Nutrition 0.000 abstract description 2
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 abstract description 2
- 210000002105 tongue Anatomy 0.000 abstract 1
- 238000004826 seaming Methods 0.000 description 19
- 238000002788 crimping Methods 0.000 description 14
- 238000004080 punching Methods 0.000 description 8
- 238000000465 moulding Methods 0.000 description 7
- 238000005452 bending Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229940112822 chewing gum Drugs 0.000 description 1
- 235000015218 chewing gum Nutrition 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Abstract
The utility model relates to a hemming structure of a small irregular can, in particular to a hemming structure of a small irregular can manufactured by adopting a stamping bottom-buckled rolled-sealing method. The hemming structure comprises a can body rolled edge (11) manufactured by the same model of plates and a can bottom rolled edge (21) and is characterized in that the can body rolled edge (11) wraps the can bottom rolled edge (21) and is inward rolled for 90 degrees. The four-layer structure is formed by sequentially arranging a can body rolled edge layer (111), a can bottom rolled edge layer (201), a can body rolled edge layer (113) and a can bottom layer (214). By adopting the four-layer hemming structure of the small irregular can and compared with the prior art, the sealing performance is greatly improved, the humidity resistance performance is effectively improved, and accordingly the safety of foods in a box is ensured. By adopting a mould pressing rolled-sealing method, rolled edges do not form 'iron tongues', no gap exists in the rolled edges, a production method is simple, and the production efficiency is high.
Description
Technical field
The utility model relates to the bead structure of small shaped tank, especially adopts curling and sealing method at the bottom of punching press button and the bead structure of the small shaped tank made.
Background technology
The bottom curling and sealing method of the barrel cage of prior art mostly adopts the moulding of seaming assembly machine, and its principle is: first top at the bottom of bucket is put on ladle body, then clamps with two dishes, and make ladle body rotation together with top at the bottom of bucket, then go top crimping briquetting roller.At the bottom of making barrel, top and ladle body edge are curling along roller grooved curve, and when after the complete top ladle body of roller, crimping basically forms, and last top the going of Yong Er road correction roller by crimping compression, and eliminated resilience, makes crimping become needed shape.This kind of method is mainly used for the seaming of circular barrel cage.And irregular can is in seaming process, because four limits are not rounded, not etc., seaming roller can not move in a circle for seaming position every bit and can body centre distance, so the roller of round can circles, the seaming mode of can body rotation is not suitable for the seaming of irregular can.Such as, the seaming of the special-shaped box that chewing gum box etc. are comparatively little, adopts irregular can curling and sealing apparatus, must be can body transfixion, and sealing roller does the version of forming movement.Irregular can profiling seaming has two kinds of basic versions, and one is tank type pattern, and another kind is non-tank type pattern.These two kinds of modes make the design of seaming roller and require more complicated, comparatively difficulty of making, because turning curvature changes greatly, also make seaming roller increase severely in the inertial change at this place, have seriously affected seaming quality, have also limited the raising of productive capacity.Also easily occur that seaming is tight, precision not, corrugate, crimping is run over and injure, break etc. does not meet the phenomenon of quality loop.Therefore, general small-sized irregular can adopts the technique of mould punching seaming moulding mostly.
At the bottom of the irregular can body of prior art and tank, the mould punching seaming on (top) all adopts double seam, and technology is simple, and its defect is poor sealing, and easy to leak can not be used for the cylinder tank that requirement leak tightness is higher.
Utility model content
The purpose of this utility model is to provide a kind of four layers of bead structure of small-sized three irregular cans and curling and sealing method thereof, it utilizes mould punching crimping to change the bead structure of prior art, effectively improved the sealing property of crimping, and production method is simple, production efficiency is high.
Four layers of bead structure of small-sized three irregular cans of the utility model, comprise the can body rim roll 11 of same model board making, rim roll 21 at the bottom of tank, rim roll 21 involute 90 ° at the bottom of the coated described tank of described can body rim roll 11;--212 layers of rim rolls at the bottom of tank--113 layers of can body rim rolls--are 214 layers of common four-layer structure at the bottom of tank for 111 layers of the can body rim rolls that formation is arranged in order.
Above-mentioned four layers of bead structure of small-sized three irregular cans, at the bottom of it is characterized in that the can body and tank of the board making thick with 0.23mm, the length of its can body rim roll 11 is 4.5mm, at the bottom of its tank, the length of rim roll 21 is 3mm.
The curling and sealing method of above-mentioned five layers of bead structure of small-sized three irregular cans, comprises the following steps:
1. choosing the plate cutting that 0.23mm is thick cuts; At the bottom of making respectively can body and tank;
2. by the end pre-bending of can body rim roll 11, the length of this end pre-bending is 1.6mm;
3. be placed on bed die being placed at the bottom of tank in can body, at the bottom of tank, the root of the root of rim roll 21 and can body rim roll 11 is positioned on same level line;
4. by the bottom of tank, can body carries out one time punching molded; This punching press patrix is curling die, and the die cavity of described curling die is the union of semi arch and rectangle, and the diameter of its semi arch is 2.1mm, and its rectangle is 2.1 × 1.05mm;
5. on step basis 4., carry out again two times punch moulding; This two times punch patrix is linear mould.
Adopt four layers of bead structure of above-mentioned small-sized three irregular cans, compared with prior art its sealing property strengthens greatly, can effectively improve anti-soak properties, thus the safety of food in protection box.Adopt mold pressing curling and sealing method of the present invention, crimping can not produce " iron tongue ", the inner tight of crimping, and production method is simple, and production efficiency is high.
Brief description of the drawings
Fig. 1 is the structural representation of small-sized three irregular cans of the utility model.
Fig. 2 is four layers of bead structure enlarged drawing shown in Fig. 1.
Fig. 3 is the front rim roll structural representation of the seaming moulding of four layers of bead structure of small-sized three irregular cans of the utility model.
Fig. 4 is enlarged drawing shown in Fig. 3.
Fig. 5 is curling die schematic diagram.
Fig. 6 is linear mould schematic diagram.
Fig. 7 is one of seaming structural representation after crimping moulding.
Fig. 8 be after crimping moulding seaming structural representation two.
Detailed description of the invention
Below in conjunction with accompanying drawing, utility model is described in further detail:
See shown in Fig. 1, Fig. 2, Fig. 3, four layers of bead structure of small-sized three irregular cans of the utility model, comprise can body 1 and the can body rim roll 11 of same model board making, at the bottom of tank 2 and tank at the bottom of rim roll 21.2 time, the length of its can body rim roll 11 is 4.5mm at the bottom of with the thick board making can body 1 of 0.23mm and tank; At the bottom of its tank, the length of rim roll is 3mm.90 ° of rim roll 21 curls inwards at the bottom of the coated described tank of described can body rim roll 11;--212 layers of rim rolls at the bottom of tank--113 layers of can body rim rolls--are 214 layers of common four-layer structure at the bottom of tank for 111 layers of the can body rim rolls that formation is arranged in order.So bead structure, the inner tight of crimping, has improved the leak tightness of seaming structure effectively.Described can body rim roll 11 and the inside turnup of rim roll 21 at the bottom of tank, therefore do not have observable flange in can body bottom, and the overall decoration result of can body is not affected by bottom crimping, and outward appearance is also attractive in appearance.
The curling and sealing method of above-mentioned four layers of bead structure of small-sized three irregular cans:
First make at the bottom of tank and can body according to prior art.
See shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6,
The first step: by the end 11a pre-bending of can body rim roll 11, the length of this end 11a pre-bending is 1.6mm; As shown in Figure 3, Figure 4.
Second step: will 2 be placed in can body 1 and be placed on bed die at the bottom of tank, at the bottom of tank, the root 21b of rim roll 21 and the root 11b of can body rim roll 11 be positioned on same level line; As shown in Figure 4.
The 3rd step: by the bottom of tank, can body carries out one time punching molded; This punching press patrix is curling die, and the die cavity of described curling die is the union of semi arch and rectangle, and the radius R of its semi arch is 2.1mm, and the long limit A of its rectangle is 2.1, and broadside B is 1.05mm; As shown in Figure 5.
The 4th step: carry out again two times punch moulding on the basis of the 3rd step, so that crimping is compressed, eliminate resilience.This two times punch patrix is linear mould.As shown in Figure 6, adopt the linear mould shown in Fig. 6 to obtain the bead structure shown in Fig. 7.Can certainly be according to client to linear requirement, obtain different linearly by changing linear mould, meet client's demand, be illustrated in figure 8 flat linear.
Claims (2)
1. four layers of bead structure of small-sized three irregular cans, comprise the can body rim roll (11) of same model board making, and rim roll at the bottom of tank (21) is characterized in that at the bottom of the coated described tank of described can body rim roll (11) involute 90 ° of rim roll (21); Can body rim roll (111) layer that formation is arranged in order--rim roll at the bottom of tank (212) layer--can body rim roll (113) layer--(214) layer four-layer structure altogether at the bottom of tank.
2. four layers of bead structure of small-sized three irregular cans according to claim 1, at the bottom of it is characterized in that the can body and tank of the board making thick with 0.23mm, the length of its can body rim roll (11) is 4.5mm, the length of rim roll at the bottom of its tank (21) is 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320707981.4U CN203819656U (en) | 2013-11-11 | 2013-11-11 | Four-layer hemming structure of small three-piece irregular can |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320707981.4U CN203819656U (en) | 2013-11-11 | 2013-11-11 | Four-layer hemming structure of small three-piece irregular can |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203819656U true CN203819656U (en) | 2014-09-10 |
Family
ID=51475179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320707981.4U Expired - Fee Related CN203819656U (en) | 2013-11-11 | 2013-11-11 | Four-layer hemming structure of small three-piece irregular can |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203819656U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103818609A (en) * | 2013-11-11 | 2014-05-28 | 东莞市汇美制罐有限公司 | Four-layer curled edge structure of small three-piece special-shaped tank and curling and packing method for four-layer curled edge structure |
-
2013
- 2013-11-11 CN CN201320707981.4U patent/CN203819656U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103818609A (en) * | 2013-11-11 | 2014-05-28 | 东莞市汇美制罐有限公司 | Four-layer curled edge structure of small three-piece special-shaped tank and curling and packing method for four-layer curled edge structure |
| WO2015096559A1 (en) * | 2013-12-26 | 2015-07-02 | 东莞市汇美制罐有限公司 | Four-layer seam edge structure for small-scale, three-plate, irregularly shaped tank and seaming method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |