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CN205916449U - Heavy -calibre packing jar - Google Patents

Heavy -calibre packing jar Download PDF

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Publication number
CN205916449U
CN205916449U CN201620757430.2U CN201620757430U CN205916449U CN 205916449 U CN205916449 U CN 205916449U CN 201620757430 U CN201620757430 U CN 201620757430U CN 205916449 U CN205916449 U CN 205916449U
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CN
China
Prior art keywords
packing jar
heavy caliber
tank
top cover
cervical region
Prior art date
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Active
Application number
CN201620757430.2U
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Chinese (zh)
Inventor
黎泽棉
李敬原
杨波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Union Metal Technology Shantou Co ltd
Guangdong Victory Packaging Co ltd
Original Assignee
Dongguan Mutual Glory Packing Co ltd
Priority date (The priority date 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 date listed.)
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Publication date
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Priority to CN201620757430.2U priority Critical patent/CN205916449U/en
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Publication of CN205916449U publication Critical patent/CN205916449U/en
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Abstract

The utility model discloses a heavy -calibre packing jar comprises can body, top cap, bottom and aluminium foil, and wherein, this can body and bottom integrated into one piece, this can body upper portion edge have a turn -ups portion, and this top cap edge has a curling part, and this turn -ups portion and curling part form interlock structures, set up on this top cap in an opening, and this aluminium foil is located the opening part and combines with the top seal through heat -seal or gluing mode. The utility model discloses heavy -calibre packing jar has the packaging strength height, the leakproofness is good, photopathy is good, can effectively ensure food ann congruent performance.

Description

A kind of heavy caliber packing jar
Technical field
This utility model is related to packing jar field, more particularly, to a kind of heavy caliber packing jar.
Background technology
Generally, heavy caliber can is widely used in the food such as milk powder, coffee powder, flavouring agent, Folium Camelliae sinensis, medical drugses The packaging fields such as product, medicine.Can is mainly tank and lid cooperation, through packaging processing, forms a sealing good Jar, is used for sealing various article up for safekeeping.Because can is used for the packaging of the powderies such as food, medicine, liquid article, therefore, Sealing to packing jar and barrier requirement are higher;Simultaneously as the packing jar product needed after packaging is between different location Transport, therefore, the performance requirement such as, resistance to deformation, deformation intensity pressure to packing jar and impact strength is higher.
Because the restriction of technical merit, existing heavy caliber can is generally built-up tin, also referred to as tinplate built-up tin, The ingredient of built-up tin is can body, bottom and top cover.In the manufacturing process of built-up tin, first can body, bottom and top cover are divided Do not carry out, can body is made by seaming or welding manner, then bottom and top cover are carried out seaming successively, what a just does complete Built-up tin.
As shown in figure 1, being the structural representation of Traditional Packing lid, this packing jar 10 is by the aluminum on top cover 101, top cover 101 Paper tinsel 102, can body 103 and bottom 104 are constituted, and weld seam 105 is the junction of can body 103.Between top cover 101 and can body 103 and bottom All combined using seaming mode between lid 104 and can body 103.Therefore, traditional built-up tin one has three airtight seams, Article first, it is the weld seam 105 on can body 103, between top cover 101 and can body 103, Article 3 is in bottom 104 and can body for Article 2 Between 103.In addition to seaming, in order to reach airtight purpose, Article 2 seam is ensureing mechanical realization with Article 3 seam In firm foundations, can also be suitably filled with glue (such as rubber or resin), these glues are stayed after crimping In volume seam, to increase sealed reliable degree.Weld seam 105 can be realized by electric resistance welding, makes solder joint become bonding wire by mobile can body.
As known from the above, the technology manufacturing procedure preparing built-up tin is complicated, and there is the wind that cannot ensure properties of product Danger.For example, in order to protect can body weld seam not oxidized, in general need to carry out coating process in commissure, but at coating There is contradiction between reason and the food and medicine needing packaging, in process, slightly do not notice that humidity is processed, the weld seam of coating Place is easy for producing oxidizing blackening phenomenon, is unsuitable for packing the food and medicine class products such as milk powder.
Therefore it provides one kind had both met environmental requirement, simultaneously can effective guarantee food, the packing jar of drug safety, show Obtain more urgent.
Utility model content
For above-mentioned deficiency, the purpose of this utility model is to provide a kind of heavy caliber packing jar, on packing jar can body not There is weld seam, disclosure satisfy that food and the seal request to heavy caliber packing jar for the medicine, the wind of packaged tank pollution will not be brought Danger, ensures the security performance of food and medicine, meanwhile, has that packaging intensity height, good airproof performance, photophobism be good, environmental protection, more effectively guarantor The performances such as barrier food safety, expand the range of packages of packing jar, and product surface glossiness significantly improves.
This utility model be the technical scheme is that by reaching above-mentioned purpose
A kind of heavy caliber packing jar it is characterised in that being made up of can body, top cover, bottom and aluminium foil, wherein, this can body with Bottom is integrally formed, and this can body top edge has a turn-up portion, and this cap edge has a curled portion, this turn-up portion and curling Portion formed interlocking structure, this top cover is opened in an opening, this aluminium foil be located at opening at and by heat-sealing or gluing mode with Top seal combines.
As further improvement of the utility model, described can body top toward central axis direction necking down formed a necking part with One tank cervical region, is connected by necking part between this tank cervical region and can body bottom, and this necking part is the platform with arc surface, described Turn-up portion is located at the end edge of tank cervical region.
As further improvement of the utility model, the neck finish diameter of described tank cervical region is less than the diameter of can body bottom.
As further improvement of the utility model, described can body outer surface offer some rolling muscle, this rolling muscle cut Face is parallel with top cover, and this rolling muscle is the annular groove of the whole side wall running through can body.
As further improvement of the utility model, described bottom offers some annular detent.
As further improvement of the utility model, described inside of top cover face is coated with an elastic coating.
As further improvement of the utility model, a diameter of 99-153mm of described can body, highly for 120-200mm.
As further improvement of the utility model, the height of described tank cervical region is 30-80mm, and the eck of this tank cervical region is straight Footpath is 83-127mm.
The beneficial effects of the utility model are: do not have weld seam on packing jar can body, disclosure satisfy that food and medicine to big The seal request of bore packing jar, will not bring the risk of packaged tank pollution, ensure the security performance of food and medicine, meanwhile, Have that packaging intensity height, good airproof performance, photophobism be good, environmental protection, the performance such as more effectively ensure food safety, and expands the bag of packing jar Dress scope, product surface glossiness significantly improves.
Above-mentioned be utility model technical scheme general introduction, below in conjunction with accompanying drawing and specific embodiment, to this utility model It is described further.
Brief description
Fig. 1 is the structural representation of three packing jars of prior art;
Fig. 2 is the structural representation of the heavy caliber packing jar of this utility model embodiment one;
Fig. 3 is the profile of the heavy caliber packing jar of this utility model embodiment one;
Fig. 4 is the upward view of the heavy caliber packing jar of this utility model embodiment one;
Fig. 5 is the structural representation of the heavy caliber packing jar of this utility model embodiment two.
Specific embodiment
For further illustrating that this utility model is to reach technological means and effect that predetermined purpose is taken, below in conjunction with Accompanying drawing and preferred embodiment, describe in detail to specific embodiment of the present utility model.
Embodiment one:
Refer to Fig. 2 and Fig. 4, the present embodiment provides a kind of heavy caliber packing jar 20, by can body 203, top cover 201, bottom 204 and aluminium foil 202 form, wherein, this can body 203 and bottom 204 are integrally formed, and this can body 203 top edge has a flange Portion 205, this top cover 201 edge has a curled portion (not shown), and this turn-up portion 205 and curled portion form interlocking structure, One opening (not shown) is opened on this top cover 201, this aluminium foil 202 is located at opening and by heat-sealing or gluing mode Be combined with top seal.A diameter of 99-153mm of described can body 203, highly for 120-200mm.
As shown in Figure 3 and Figure 4, described can body 203 outer surface offer some rolling muscle 206, the section of this rolling muscle 206 with Top cover 201 is parallel, and this rolling muscle 206 is the annular groove of the whole side wall running through can body 203, and the effect of rolling muscle 206 is mainly In order to strengthen can body 203 intensity, because packing jar can body 203 is formed in one with bottom 204, therefore can body 203 and bottom 204 Annular junction 208 there is no weld seam or the part that combines.Some annular detent 207, ring are offered on described bottom 201 The purpose of shape indenture 207 is in order to strengthen the intensity of bottom 204, thus increasing the bulk strength of heavy caliber packing jar 20, will pack With the impact force dispersion in transportation, the impulsive force to annular junction 208 in reduction packaging, transport, reduce product and break The possibility split.
In the present embodiment, the effect of turn-up portion 205 is primarily to prevent the edge pair of packing jar during can opening Finger or body other parts damage, and turn-up portion 205 is slightly slightly wide than cylindrical can body 203, in order in preparation process Realize flange operation.
Meanwhile, described inside of top cover face is coated with an elastic coating.This elastic coating can be elastic gum film or other bullet Property coating, is favorably improved the overall tightness of packing jar.
The preparation method of the heavy caliber packing jar that the present embodiment provides, specifically includes following steps:
(1) if preparation aluminium foil and dry thickness are the sheet metal of 0.19-0.35mm;
(2) deformation molding for the first time: a sheet metal is put on the feeding platform of servomotor transporter, and by watching Take motor transporter to deliver to sheet metal on punching shaping mould, using punching shaping mould in 90t sawing sheet blanking units On carry out sawing sheet punching shaping operation, punching press intensity be thousand Ns of 600-1000, wherein, with thickness as 0.21mm, arteriotomy diameter be As a example the tinplate sheet material of 320mm, punching press intensity is 688,000 Ns, with thickness as 0.23mm, the Ma Kou as 470mm for the arteriotomy diameter As a example iron plate material, punching press intensity is 882,000 Ns;90t sawing sheet blanking units mair motor is rotated with the speed of 50-150r/min, and Tinplate sheet material is punched out and shallow deformation by crank rotation mould, forms a diameter of 190-230mm, be highly 35- The first deformation mold base of 65mm;
(3) second deformation molding: mold base will be deformed for the first time and pass through servomotor transporter automatic transport to 60t deformation On decompressor, using deformation mould, second deformation forming operation, punching press intensity are carried out on 60t conversion press device For thousand Ns of 500-800, formed a diameter of 130-170mm, be highly 65-120mm secondary deformation mold base;
(4) third time deformation molding: secondary deformation mold base is passed through servomotor transporter automatic transport and is punched to 45t On device, using deformation mould, third time is carried out on 45t blanking units and deform forming operation, form a diameter of 100- 150mm, the one-shot forming semi-finished product highly for 110-250mm, this one-shot forming semi-finished product is can body 203 and bottom 204 one The packing jar semi-finished product of molding, and form a tank mouth on this can body 203 top;
(5) clip Punching Technology and size are finely tuned: using clip mould, on 60t conversion press device, tank mouth is carried out Flange processing forms turn-up portion 205, and the height and diameter of the one-shot forming semi-finished product with turn-up portion 205 is finely adjusted, Form a diameter of 99-153mm, the post forming semi-finished product highly for 120-200mm;
(6) another sheet metal is put on the feeding platform of servomotor transporter, and dress is transmitted by servomotor Put and deliver to sheet metal on punching shaping mould, carry out sawing sheet punching using punching shaping mould on 90t sawing sheet blanking units Molded operation, punching press intensity is thousand Ns of 688-882, and 90t sawing sheet blanking units mair motor is turned with the speed of 50-150r/min Dynamic, form the top cover 201 with opening;And utilize clip mould, top cover 201 edge is crimped with processing and forms curled portion, Form the top cover 201 matching with post forming semi-finished product tank mouth;
(7) utilize sealing roller, the turn-up portion 205 of post forming semi-finished product is closely hooked together securely in top cover 201 Curled portion forms the structure of interlocking, and this interlocking structure is compressed, then aluminium foil 202 is positioned over the indentation, there of top cover 201, passes through The bonding mode sealing of heat-sealing or gluing combines, and forms heavy caliber packing jar.Generally, aluminium foil fills in food or medicine After being loaded onto packing jar, then with top cover 201, combination is sealed by heat-sealing or gluing mode.
Sheet metal in described step (1) is tinplate sheet material, and the composition of this tinplate sheet material includes cold-reduced sheet and plating Tin layers., it should be noted that the material preparing packing jar is not limited to tinplate sheet material, the present embodiment is using the Ma Kou of safety for here Iron material.
Flange processing method in described step (5) is: using mould crimp flange mode.Because clip mould is Precision die, 60t conversion press device is high accuracy punching system, therefore, through turning over that clip Punching Technology step process is crossed While having safety, feature attractive in appearance.
Described step (5) is further comprising the steps of: post forming semi-finished product is positioned on rib rolling die and carries out rolling at muscle Reason, forms some rolling muscle 206 on post forming semi-finished product.By rolling muscle process step, can preferably strengthen can body Intensity.Described rolling muscle can be one or more, is determined according to packing jar height size, packaging article components and feature Fixed.
Described step (6) is further comprising the steps of: coats an elastic coating in inside of top cover face.This elastic coating can be Elastic glued membrane or other elastic coating, are favorably improved the overall tightness of packing jar.
In the present embodiment, in described step (7), described heat-sealing bonding mode includes board-like heat-sealing, roller type seals, The modes such as belt heat-sealing, the heat-sealing of slip adding pressure type, pulse heat seal, Fuse Type heat-sealing, high-frequency heat sealing or ultrasonic wave heat-sealing.
In described step (7), the combination of the turn-up portion 205 of post forming semi-finished product and the curled portion of top cover 201, adopt Be dual rolling sealing mode, after the curled portion of the turn-up portion of post forming semi-finished product 205 and top cover 201 closely hooks together, form five Layer material, respectively three layers top cover, two-layer can body.
After the present embodiment preparation method prepares heavy caliber packing jar, the thickness of tinplate sheet material is still 0.19- 0.35mm, that is, in process of production, the deformation range of tinplate sheet material material thickness is almost nil.
By the preparation method of the present embodiment, when preparing can body with bottom integrally formed packing jar semi-finished product, respectively Carry out deformation molding for the first time, second deformation molding and third time deformation molding, after deformation molding for the first time, obtained first Deformation mold base;After second deformation molding, obtain secondary deformation mold base, compared with first deformation mold base, secondary deformation mold base is relatively Deep, bottom area is less;After third time deformation molding, obtain packing jar semi-finished product, compared with secondary deformation mold base, packing jar Can body is deeper, and bottom area is less, close to shape and the size of target product packing jar.
Integral molding techniques are widely used in packing tin for foodstuff field in itself, but are only limitted to small-bore packing jar, for example Canned food tank, laughable tank etc..Cannot solve how to obtain the integrally formed technology of heavy caliber packing jar in prior art always Difficult point.This utility model embodiment, using reliable controlled technical process, realizes being integrally formed of heavy caliber packing jar, obtains not Have weld seam is integrally formed heavy caliber packing jar, thus fundamentally reduce prior art in weld seam to food and medicine strap The risk come.
Embodiment two:
Refer to Fig. 5, the present embodiment provides a kind of heavy caliber packing jar 50, by can body 503, top cover 501, bottom 504 and Aluminium foil 502 forms, and wherein, this can body 503 and bottom 504 are integrally formed, and this can body 503 top edge has a turn-up portion (figure Not shown in), this top cover 501 edge has a curled portion (not shown).The present embodiment and the main distinction of embodiment one It is: described can body 503 top forms a necking part 509 and a tank cervical region 511, this tank cervical region 511 toward central axis direction necking down It is connected by necking part between can body 503 bottom, this necking part 509 is the platform with arc surface, described turn-up portion is located at The end edge of tank cervical region 511, the neck finish diameter of described tank cervical region 511 is less than the diameter of can body 503 bottom, meanwhile, necking part 509 still fall within a part for can body 503 with tank cervical region 511, i.e. necking part 509, tank cervical region 511 and can body 503 portion integral Molding, the junction between necking part 509 and can body 503, necking part 509 are not all had with the annular junction 510 of tank cervical region 511 There is weld seam.The turn-up portion of this necking part 509 end edge forms interlocking structure with curled portion, this top cover 501 is opened in one and opens Mouth (not shown), this aluminium foil 502 is located at opening and is combined with top seal by heat-sealing or gluing mode.
Meanwhile, a diameter of 99-153mm of described can body 503, highly for 120-200mm;The height of described tank cervical region 511 For 30-80mm, the neck finish diameter of this tank cervical region 511 is 83-127mm.
The preparation method of heavy caliber packing jar 50 that the present embodiment the provides difference main with the preparation method of embodiment one It is, described step (5) is further comprising the steps of: it is enterprising that the post forming semi-finished product after rolling muscle is processed are positioned over necking die Row necking down is processed, and forming neck finish diameter is 83-127mm, and tank neck 511 height is the post forming semi-finished product of 30-80mm.This step In flange processing method be: using mould be punched flange mode.By necking down process step in order to make tank neck 511 Eck size and top cover 501 and the matching size of aluminium foil 502 close, the overall tinplate sheet material chi reducing required for packing jar 50 Very little.
Here is it should be noted that the rolling muscle process step of embodiment one is permissible with the contracting necking down process step of embodiment two Successively complete, or the rib rolling die on rolling muscle, necking down combination unit, necking die or rolling muscle and necking down assembling die respectively Complete.
This utility model heavy caliber packing jar is the appellation relative with small-bore packing jar, in general refers to caliber size More than or equal to 99 millimeters, body shape substantially cylindrical packing jar, the feature of this kind of packing jar is in same packing timber In the case of material, carry food more, that expendable is larger or medicine, such as milk powder, coffee powder, cocoa powder etc..Heavy caliber , due to not having weld seam, food or medicine therefore, it is possible to ensure wherein carrying will not be because of the oxidations of packing jar weld seam for packing jar And go bad.
Emphasis of the present utility model essentially consists in, and packing jar can body does not have weld seam, disclosure satisfy that food and medicine pair The seal request of heavy caliber packing jar, will not bring the risk of packaged tank pollution, ensure the security performance of food and medicine, with When, have that packaging intensity height, good airproof performance, photophobism be good, environmental protection, the performance such as more effectively ensure food safety, and expands packing jar Range of packages, product surface glossiness significantly improves.
The above, be only preferred embodiment of the present utility model, not technical scope of the present utility model is made Any restriction, therefore using the technical characteristic identical or approximate with this utility model above-described embodiment, all in guarantor of the present utility model Within the scope of shield.

Claims (8)

1. a kind of heavy caliber packing jar it is characterised in that be made up of, wherein, this can body and bottom can body, top cover, bottom and aluminium foil Lid is integrally formed, and this can body top edge has a turn-up portion, and this cap edge has a curled portion, this turn-up portion and curled portion Form interlocking structure, this top cover is opened in an opening, this aluminium foil is located at opening and by heat-sealing or gluing mode and top Cover seal combines.
2. heavy caliber packing jar according to claim 1 is it is characterised in that described can body top is toward central axis direction necking down Form a necking part and a tank cervical region, be connected by necking part between this tank cervical region and can body bottom, this necking part is to have circle The platform of cambered surface, described turn-up portion is located at the end edge of tank cervical region.
3. heavy caliber packing jar according to claim 2 is it is characterised in that the neck finish diameter of described tank cervical region is less than can body The diameter of bottom.
4. heavy caliber packing jar according to claim 1 and 2 it is characterised in that described can body outer surface offer some Bar rolls muscle, and the section of this rolling muscle is parallel with top cover, and this rolling muscle is the annular groove of the whole side wall running through can body.
5. heavy caliber packing jar according to claim 1 and 2 is it is characterised in that offer some annulars on described bottom Indenture.
6. heavy caliber packing jar according to claim 1 and 2 is it is characterised in that described inside of top cover face is coated with a bullet Property coating.
7. heavy caliber packing jar according to claim 1 and 2 is it is characterised in that a diameter of 99-153mm of described can body, It is highly 120-200mm.
8. heavy caliber packing jar according to claim 3, should it is characterised in that the height of described tank cervical region is 30-80mm The neck finish diameter of tank cervical region is 83-127mm.
CN201620757430.2U 2016-07-15 2016-07-15 Heavy -calibre packing jar Active CN205916449U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620757430.2U CN205916449U (en) 2016-07-15 2016-07-15 Heavy -calibre packing jar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620757430.2U CN205916449U (en) 2016-07-15 2016-07-15 Heavy -calibre packing jar

Publications (1)

Publication Number Publication Date
CN205916449U true CN205916449U (en) 2017-02-01

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Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
CN (1) CN205916449U (en)

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C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 523000 No. 32, Nanhuang Road, Sanyong, Zhongtang Town, Dongguan City, Guangdong Province

Patentee after: Guangdong victory Packaging Co.,Ltd.

Address before: 523000 No. 32, Nanhuang Road, Sanyong, Zhongtang Town, Dongguan City, Guangdong Province

Patentee before: DONGGUAN MUTUAL GLORY PACKING CO.,LTD.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20220518

Address after: 515000 No.6 Nanqiang Road, nanshanwan Industrial Park, Haojiang District, Shantou City, Guangdong Province

Patentee after: British Union Metal Technology (Shantou) Co.,Ltd.

Address before: 523000 No. 32, Nanhuang Road, Sanyong, Zhongtang Town, Dongguan City, Guangdong Province

Patentee before: Guangdong victory Packaging Co.,Ltd.