CN2448754Y - Cylinder package unit - Google Patents
Cylinder package unit Download PDFInfo
- Publication number
- CN2448754Y CN2448754Y CN 00242565 CN00242565U CN2448754Y CN 2448754 Y CN2448754 Y CN 2448754Y CN 00242565 CN00242565 CN 00242565 CN 00242565 U CN00242565 U CN 00242565U CN 2448754 Y CN2448754 Y CN 2448754Y
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- Prior art keywords
- film
- bunchy
- cylinder
- longitudinal sealing
- mentioned
- 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 - Lifetime
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Abstract
The utility model relates to a cylinder package unit for packing food, which is characterized in that two edge parts of a film are mutually engaged, forming a longitudinal sealing part extending along the long direction of a cylinder body; both ends of the cylinder body along long direction can be shrank into the bundling and melt the engaged sealing parts at both ends of the film. The parts of the films on both ends of the cylinder body, which can be folded and arranging the longitudinal sealing parts on both ends of the cylinder body, can be shrink into the bundling and in melting engagement in the state of folded between the films. Thereby, the sealing parts can be formed without metal clamping rings; needle holes formed from the sealing parts of both ends can be eliminated.
Description
The utility model is the cylindrical package body that is used for the packing of semisolid goods such as desserts such as dairy products, sherbet, thick chilli sauces such as cooked products such as fowl poultry Pork sausage, fish meat sausage, breast are cruel or other processed foods about a kind of.
As the cylindrical package body that is used to pack processed food such as fowl poultry Pork sausage, the packaging body of having known that the real public clear 40-31106 of Japan is arranged and in the real public clear 50-5916 communique of Japan, put down in writing.The packaging body that Figure 13 and Figure 14 are illustrated respectively in the real public clear 40-31106 of Japan and are put down in writing in the real public clear 50-5916 communique of Japan.As shown in the figure 13,14, the two edges part of film 100 engages one another and forms the longitudinal sealing portion 102 of cylinder 104.Packed article 106 is inserted in the cylinder 104.The two end portions of cylinder 104 length directions is retracted bunchy, and uses by the made clamping ring 110 of metals such as aluminium this shrinkage part 108 is pricked knot and formed cylindrical package body 112.
Among Figure 13, the unlatching band that symbol 114 expressions were provided with along 112 full weeks of cylindrical package body.Draw back to open and be with 114 will form gap, so can easily cylindrical package body 112 be removed at cylindrical package body 112.In addition, among Figure 14, symbol 118 is illustrated in the set unlatching band of a part of the circumferencial direction of cylindrical package body 112.Unlatching has with 118 and opens with 114 identical effects.
Yet, if when this type of being had qualitative control that the packaging body of the made clamping ring of metal such as aluminium adopts the metal detection mode and checking, above-mentioned metal clamping ring can cause the reaction of metal detector, thereby gives this to check that foreign matter is that the metal detection of purpose is made troubles.
Therefore, the purpose of this utility model provides and a kind ofly makes its sealed at both ends cylindrical package body without the metal clamping ring, the pin hole that forms in eliminating sealed at both ends.
The utility model is that a kind of cylindrical package body comprises: the cylinder of making by film, the two edges part of this film engage one another and form along the longitudinal sealing portion that the cylinder length direction extends and the sealed at both ends portion of cylinder, the characteristics of this cylindrical package body are that the film that bunchy and fusion joint are shunk in cylinder length direction two ends forms above-mentioned sealed at both ends portion.
The position of described longitudinal sealing portion in above-mentioned sealed at both ends is that ccasual or direction are irregular, might form pin hole in the at both ends sealing.Therefore, according to the utility model, the film at cylinder two ends is centres that overlapping film and the part that will be in the above-mentioned longitudinal sealing portion in this sealed at both ends are sandwiched in above-mentioned overlapping film, under this state, this film is shunk bunchy, and exert pressure to the film both sides of shrinking bunchy, so that the partial sum that is in the cylinder two ends of longitudinal sealing portion engages with the mutual fusion of this partly overlapping film.
Because in almost whole fields of above-mentioned sealed at both ends section, the partial sum that is in the cylinder two ends of longitudinal sealing portion engages with the mutual fusion of this partly overlapping film, therefore, also can form sealed at both ends portion without the metallic clamping ring, and this part of longitudinal sealing portion is sandwiched in the centre of above-mentioned overlapping film and is not exposed to the surface of sealed at both ends portion, so produce the bamboo pin hole without also being difficult in sealed at both ends of the metal clamping ring, thereby improved airtight quality.
Below, describe preferred forms of the present utility model in detail with reference to accompanying drawing.
Fig. 1 (A) is that front elevation, Fig. 1 (B) that expression is used to make the vertical continuous filled package apparatus of cylindrical package body of the present utility model is a part of lateral plan of this device of expression;
Fig. 2 is the film cylinder formation portion of the vertical continuous filled package apparatus shown in the expression 1 and the oblique drawing of formation portion of longitudinal sealing portion;
Part oblique drawing when Fig. 3 is expression formation plat part;
Fig. 4 is the part oblique drawing of the above-mentioned plat part of expression when being retracted the bunchy plate and shrinking bunchy;
Fig. 5 (A) is the section-drawing of the above-mentioned plat part of expression, and Fig. 5 (B) is that expression contraction bunchy part is fused fashionable section-drawing with ultrasonic wave;
Fig. 6 is the front elevation of expression cylindrical package body of the present utility model;
Fig. 7 is the amplification oblique drawing of the sealed at both ends portion of expression cylindrical package body of the present utility model;
Fig. 8 is the section-drawing of another structure of expression longitudinal sealing portion;
Fig. 9 (A) is that section-drawing, Fig. 9 (B) of the plat part of expression comparative example is that the contraction bunchy part of representing comparative example is fused fashionable section-drawing with ultrasonic wave;
Figure 10 (A), (B), (C), (D) are the birds-eye vieies of the various contraction bunchy plates of expression;
Figure 11 (A), (C) are that amplification plan view, Figure 11 (B), (D) of expression contraction bunchy plate recess is the section-drawing that is illustrated in the sealing that shrinks bunchy and fusion joint in the above-mentioned recess;
Figure 12 (A), (C) are that amplification plan view, Figure 12 (B), (D) that expression is shrunk to the plate recess are the section-drawings that is illustrated in the sealing that above-mentioned recapiulation internal contraction bunchy and fusion engage;
Figure 13 (A), (B) are respectively the lateral plan and the developments of the existing cylindrical package body of expression;
Figure 14 (A), (B) are respectively the lateral plan and the developments of the another kind of existing cylindrical package body of expression.
Cylindrical package body shown in Fig. 6 and Fig. 7,8 is formed by the film F that inferior dioxy vinyl film etc. has a good oxygen barrier.The two edges part Fa and the Fb of this film F overlap each other, and fusion engages and forms the longitudinal sealing S1 of portion, and the S1 of this longitudinal sealing portion extends along the length direction of cylinder.
Vertical two end portions of the cylinder that is formed by film F is shunk bunchy and is formed the bunchy portion 2 of shrinking, and this shrinks sealed at both ends 3 that fusions engage in bunchy portion 2 film forms, and does not need bundle knot means such as metal clamping ring.As for increasing the sealing effectiveness of sealing 3, also can use the clamping ring of making by the material beyond the metal (as plastics etc.).
As Fig. 3,4 and shown in Figure 9, in order to form the bunchy portion 2 of shrinking, the appropriate section of the cylinder that is formed by film F is crushed and gets rid of packed article wherein and form plat part Fr, and the film of this plat part Fr is folded bunchy regularly.
Fig. 5 has represented to be shrunk to intrafascicular 2 forming process in further detail.Shown in Fig. 5 (A), the appropriate section of the cylinder that is formed by film F is crushed and gets rid of packed article wherein and form plat part Fr, simultaneously, the part that the S1 of longitudinal sealing portion is in this plat part Fr is placed in the centre portion of the Width of plat part Fr, preferably center.Shrink the bunchy plate and will shrink bunchy power P, the two ends that P applies with plat part Fr Width make plat part Fr contraction bunchy.If necessary, can apply guidance force Ga, Ca, Gb, Gb shown in Fig. 5 (A) to plat part Fr, its result, plat part Fr film is by the folding bunchy that shrinks in regular temple.
Shown in Fig. 5 (B), the S1 of longitudinal sealing portion is in the part of shrinking bunchy portion 2 and is sandwiched in folding centre of shrinking the film F r of bunchy, promptly is positioned at the inside that is shrunk to bundle portion 2.In shrinking bunchy portion 2, the S1 of longitudinal sealing portion not only is positioned at about center of directions X but also is positioned at about center of Y direction.
Embodiment shown in Fig. 5 (B) is to adopt ultrasonic horn body 4 and anvil body 5 to make to shrink bunchy portion 2 fusions joint.Super sonic thorn body 4 and anvil body 5 add pressure surface 4a, 5a and to contain the S1 of longitudinal sealing portion film fold plane Fs partly parallel, this adds pressure surface 4a, 5a along directions X pressurization and the overlapping film that shrinks bunchy portion 2, and grants the film fusion joint that super sonic makes contraction bunchy portion 2.Its result, the S1 of longitudinal sealing portion is in the part of shrinking bunchy portion 2 and is sandwiched in the centre of shrinking bunchy portion 2 films, promptly be positioned at the inside and the about center that are shrunk to bundle portion 2, simultaneously, parallel with the film fold plane Fs that contains the S1 of longitudinal sealing portion part add pressure surface 4a, 5a engage the film fold plane fusion of this film fold plane Fs before and after being positioned at it.In shrinking bunchy portion 2, because at the vitreous clinker of the S1 of longitudinal sealing portion part and the film edge part Fa of this left and right sides, the film that exists equal distribution all around of Fb, so add pressure surface 4a, the 5a applied pressure can act on the film that shrinks bunchy portion 2 equably.
Act on the bunchy portion 2 of shrinking equably owing to add pressure surface 4a, 5a applied pressure, so be difficult for the unequal pressure of generation in the Y direction of shrinking bunchy portion 2.Therefore, the film F (the vitreous clinker part that comprises the S1 of longitudinal sealing portion) of shrinking in the bunchy portion 2 can be engaged by the fusion of impartial temple, and consequently the quality of fusion joint is enhanced, and is difficult for producing the bamboo pin hole in the sealing 3.
Above-mentioned cylindrical package body is to adopt the vertical continuous filled package apparatus shown in Fig. 1 (A) to make.Fig. 1 (B) is the lateral plan of the part of this device of expression.As shown in the figure, forming section 12 formation that deflector roll 11a, 11b will cause from the film F that film rolling 10 is pulled out as shown in Figure 2 are cylindric, and simultaneously, marginal portion Fa, the Fb of film F is directed between forming section 12 two edges part 12a, the 12b and overlaps each other.Be provided with a pair of high-frequency electrode 13a, 13b below the forming section 12, this high-frequency electrode 13a, 13b engage the formation longitudinal sealing S1 of portion with the pressurization of about centre and the fusion of the lap of film F edge Fa, Fb, thereby formation cylinder, this cylinder is by transfer roller 14a, and 14b transmits the below.
Applying nozzle 15 inserts the center of forming section 12 from the top, packed articles such as processed food are packed into cylinder by filling pump 16 through applying nozzle 15.
Located to be driven plain roller 18a, 18b pressing by the film F cylinder below being continued to be sent at a certain distance after inserting packed article, the packed article that is driven plain in the part is extruded this part and formed plat part Fr.As shown in Figure 3, the S1 of longitudinal sealing portion is in about center of the wide W of this plat part Fe.
Contraction bunchy/sealer 20 shown in Figure 1 drives with the decline bean curd synchronization lifting of cylinder.When shrinking 20 declines of bunchy/sealer, plat part Fr is retracted bunchy and forms the bunchy portion 2 of shrinking, and engage at a certain distance the two places position fusion between the upper and lower of shrinking bunchy portion 2 with super sonic and to form sealing, the contraction bunchy portion between the sealing at above-mentioned two places cuts off and obtains the cylinder packaging body then.
Specifically as shown in Figure 4, contraction bunchy plate 21a, the 21b and contraction bunchy plate 22a, the 22b that shrink bunchy/sealer 20 are near each other towards the flat horizontal surface both sides of plat part Fr, will shrink bunchy power P, P applies and plat part Fr Width both sides make plat part Fr contraction bunchy.If apply guidance force Ga, Ga, Gb, the Gb shown in Fig. 5 (A), plat part Fr then can be folded to form regularly and shrink bunchy portion 2, and makes the S1 of longitudinal sealing portion be in the part that makes plat part Fr to be sandwiched between the film that shrinks in the bunchy portion 2.
Shrink bunchy be over after, ultrasonic horn body 4 and anvil body 5 be near each other immediately, the top and the bottom two places position fusion at a certain distance that will shrink bunchy portion 2 with super sonic engages the formation sealing.In shrinking bunchy portion 2, contain the film fold plane Fs of the S1 of longitudinal sealing portion part and ultrasonic horn 4 and anvil body 5 to add pressure surface substantially parallel.Therefore, shown in Fig. 5 (B), pressure surface 5a can stress on the contraction bunchy 2Y of portion direction equably under stable state the position, above-mentioned two place that adds that adds pressure surface 4a and anvil body 5 of loudspeaker body 4, and make it fusion joint formation sealing.Then, the 2 usefulness cutters 23 of the contraction bunchy portion between this two places sealing are cut off and formation cylindrical package body as shown in Figure 6.
Figure 10 (A), (B), (C), (D) are the different shapes that the recess 25,26 of bunchy plate 21a, 21b is shunk in expression, and Figure 11 (A), (C) are that enlarged drawing, Figure 11 (B), (D) of the recess 25,26 of Figure 10 (A), (B) is the section-drawings that shrink the sealing that bunchy and fusion engage in the recess 25,26 of Figure 10 (A), (B).Figure 11 (A), (C) are that enlarged drawing, Figure 11 (B), (D) of the concavity part 25,26 of Figure 10 (C), (D) is the section-drawings that shrink the sealing that bunchy and fusion engage in the concavity part 25,26 of Figure 10 (C), (D).Figure 12 (A), (C) are the amplification plan views that expression is shrunk to plate recess 25,26, and Figure 12 (B), (D) are illustrated in the sealing that shrinks bunchy and fusion joint in the above-mentioned recapiulation.Shape shown in evidence Figure 10 (A), (B), (C) is suitable for making the packaging body of the utility model, and wherein Figure 10 (A), (B's) is shaped as the best.
The raw MAT'L of packaging body removes above-mentioned inferior polyvinylidene chloride resin film, and (Kureha Kagaku Kogyo K.K. makes, ProductName " Network レ Ha ロ Application ") outside, can also use other materials, the polythylene resin of three-layer structure for example, its ectonexine is formed by ldpe resin or type low density polyethylene resin, and interlayer is formed by oxygen barrier resins such as rare alcohol copolymer of the rare second of second or m-xylene class amilans.
As implied above, the two ends film that packaging body of the present utility model shrinks bunchy and fusion joint forms sealing, so do not need to use the metallic clamping ring.
In addition, the part that longitudinal sealing portion is in the packaging body two ends is placed in the center of shrinking the bunchy film, therefore pressure can apply equably and form the sealed at both ends portion of homogeneous when fusion engages, so sealing portion difficult generation pin hole or break and cause poor sealing.
Claims (3)
1. cylindrical package body, comprise: the cylinder of making by film, the two edges part of this film engage one another and form along the longitudinal sealing portion that the cylinder length direction extends and the sealed at both ends portion of cylinder, it is characterized in that the film that bunchy and fusion joint are shunk in cylinder length direction two ends forms above-mentioned sealed at both ends portion.
2. cylindrical package body according to claim 1, it is characterized in that, film in above-mentioned sealed at both ends is to be folded into overlapping film, the part that above-mentioned longitudinal sealing portion is in the cylinder two ends is shunk bunchy and is sandwiched in the middle of this overlapping film, and the longitudinal sealing portion partial sum that is in the cylinder two ends overlaps the film that fusion engages and forms above-mentioned sealed at both ends portion.
3. cylindrical package body according to claim 1 is characterized in that, the part that above-mentioned longitudinal sealing portion is in the cylinder two ends is sandwiched in the centre of above-mentioned overlapping film.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00242565 CN2448754Y (en) | 2000-08-18 | 2000-08-18 | Cylinder package unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00242565 CN2448754Y (en) | 2000-08-18 | 2000-08-18 | Cylinder package unit |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2448754Y true CN2448754Y (en) | 2001-09-19 |
Family
ID=33602673
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 00242565 Expired - Lifetime CN2448754Y (en) | 2000-08-18 | 2000-08-18 | Cylinder package unit |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2448754Y (en) |
-
2000
- 2000-08-18 CN CN 00242565 patent/CN2448754Y/en not_active Expired - Lifetime
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: KUREHA CORP. Free format text: FORMER NAME OR ADDRESS: KUREHA CHEMICAL INDUSTRY CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Patentee after: Kureha Corp. Patentee before: Kureha Chemical Industry Co., Ltd. |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20100818 Granted publication date: 20010919 |