JPS6154577B2 - - Google Patents
Info
- Publication number
- JPS6154577B2 JPS6154577B2 JP57202321A JP20232182A JPS6154577B2 JP S6154577 B2 JPS6154577 B2 JP S6154577B2 JP 57202321 A JP57202321 A JP 57202321A JP 20232182 A JP20232182 A JP 20232182A JP S6154577 B2 JPS6154577 B2 JP S6154577B2
- Authority
- JP
- Japan
- Prior art keywords
- split molds
- label
- molds
- blow molding
- pair
- 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
Links
- 238000000071 blow moulding Methods 0.000 claims description 29
- 238000000034 method Methods 0.000 description 8
- 238000007599 discharging Methods 0.000 description 3
- 206010040844 Skin exfoliation Diseases 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/24—Lining or labelling
- B29C49/2408—In-mould lining or labelling
Description
【発明の詳細な説明】
本発明は、製品へのラベルの取付けを該製品の
ブロー成形時に容易に行うことができるブロー成
形法に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a blow molding method that allows a label to be easily attached to a product during blow molding of the product.
ラベル付の中空容器等の製品を得ようとする場
合、上記製品をブロー成形した後に上記製品の表
面にラベルを貼付するのが通常である。又、この
ようにブロー成形後に製品にラベルを貼付した場
合には、一般にラベル表面が製品表面より突出す
ることが多いため、外観を損ねたり、或いはラベ
ルの貼付工程後の移送時に製品同士の衝突によつ
てラベルが擦過損傷したり剥離する惧れがある。 When a product such as a hollow container with a label is to be obtained, a label is usually attached to the surface of the product after blow molding the product. In addition, when a label is attached to a product after blow molding, the surface of the label generally protrudes from the surface of the product, which may impair the appearance or cause the products to collide with each other during transportation after the label attachment process. There is a risk that the label may be damaged by scratches or peeled off.
そこで、このような不都合を解消するため、特
公昭47−43622号公報及び実公昭47−32823号公報
においては、製品へのラベルの取付けをブロー成
形時に同時に行うことにより、上記の如きブロー
成形後のラベルの貼付工程を不要として製品への
ラベルの取付けを容易とし、且つブロー成形後に
ラベルを貼付した製品よりも好ましい形態の製品
を製造することができるブロー成形装置が提案さ
れている。 Therefore, in order to eliminate such inconveniences, Japanese Patent Publication No. 47-43622 and Utility Model Publication No. 47-32823 disclose that by attaching a label to the product at the same time as blow molding, A blow molding apparatus has been proposed that makes it easy to attach a label to a product by eliminating the need for the step of attaching a label, and that can produce a product with a more preferable form than a product that has a label attached after blow molding.
しかしながら、上記のブロー成形装置は、何れ
も極めて複雑な態様でラベルの取付けを行つてい
る。 However, all of the above-mentioned blow molding apparatuses attach labels in an extremely complicated manner.
即ち、特公昭47−43622号公報に記載の装置に
おいては、割金型を直線的に往復移動させずに、
それぞれ環状軌条に多数固定して環状に移動させ
型の開閉を行つており、一方の割金型の環状軌条
の外側に、ラベルホルダーの環状軌条を設けてこ
の環状軌条にラベルホルダーを伸縮可能に設け、
ラベルホルダーを環状に移動させながら、ラベル
マガジン内のラベルの受取時及び割金型のキヤビ
テイー内へのラベルの受渡時にラベルホルダーを
伸長させている。 That is, in the device described in Japanese Patent Publication No. 47-43622, the split mold is not reciprocated in a straight line;
Each mold is fixed in large numbers on a circular rail and moved in a circular pattern to open and close the mold.A circular rail for the label holder is provided on the outside of the circular rail of one of the split molds, and the label holder can be extended and contracted on this circular rail. established,
While moving the label holder in an annular manner, the label holder is extended when receiving the label in the label magazine and when delivering the label into the cavity of the split mold.
また、実公昭47−32823号公報に記載の装置に
おいては、一対の割金型の開閉を該割金型を直線
的に往復移動させて行つてはいるが、ラベルホル
ダーの先端部にラベルを保持するためのヘツドを
固定し、このヘツドを割金型間に位置させた後割
金型のキヤビテイ内に位置させるようにラベルホ
ルダーを２方向に移動させなければならず、又ラ
ベルマガジンも往復移動させている。 In addition, in the device described in Japanese Utility Model Publication No. 47-32823, the pair of split molds is opened and closed by moving the split molds linearly back and forth, but the label is attached to the tip of the label holder. The label holder must be moved in two directions so that the holding head is fixed and the head is positioned between the split molds, and then within the cavity of the split mold, and the label magazine must also be moved back and forth. It's being moved.
従つて、本発明の目的は、ブロー成形に際して
のラベルの取付けを極めて簡易な態様で能率良く
行うことのできる新規なブロー成形法を提供する
ことにある。 Accordingly, an object of the present invention is to provide a novel blow molding method that can efficiently attach a label during blow molding in an extremely simple manner.
即ち、本発明は、対向する割金型の少なくとも
一方にラベルを保持させた後、該割金型間にパリ
ソンを受け入れて該割金型を型閉めしてブロー成
形を行い、しかる後割金型の型開けして製品を排
出するようにしたブロー成形法において、割金型
を一対用い、二対の割金型を、それぞれの対の一
方同士及びそれぞれの対の他方同士を一体的に並
置し、一対の割金型の一方を他の一対の割金型の
他方に、又他の一対の割金型を一方を一対の割金
型の他方にそれぞれ交互に対向させた後それぞれ
型閉めするように動作させると共に、型閉めされ
ていない位置にある２つの割金型のうちの少なく
とも一方の割金型内部にラベルを保持させること
を特徴とするブロー成形法を提供することによつ
て上記の目的を達成したものである。 That is, in the present invention, after a label is held in at least one of the opposing split molds, the parison is received between the split molds, the split molds are closed, and blow molding is performed, and then the split molds are In the blow molding method in which the mold is opened and the product is discharged, a pair of split molds is used, and the two pairs of split molds are integrally molded with one of each pair and the other of each pair. After placing one pair of split molds in parallel and alternately facing the other of the other pair of split molds, and one of the other pair of split molds facing the other of the pair of split molds, By providing a blow molding method characterized in that a label is held inside at least one of two split molds in a position where the molds are not closed. Thus, the above objectives have been achieved.
以下、本発明のブロー成形法を、その一実施態
様について図面を参照しながら説明する。 Hereinafter, one embodiment of the blow molding method of the present invention will be described with reference to the drawings.
図面は、本発明のブロー成形法に用いられる装
置の一例の要部の平面断面図を示すものであり、
１，１′，２，２′は割金型で、１，１′及び２，
２′をそれぞれ対になしてある。そして、一対の
割金型１，１′及び他の一対の割金型２，２′の一
方同士１，２及び他方同士１′，２′、は一体的に
並置してあり、且つ図面上、左右方向に移動し
得、一対の割金型１，１′の一方１が第１図に示
す如く他の一対の割金型２，２′の他方２′に、又
他の一対の割金型２，２′の一方２が第３図に示
す如く一対の割金型１，１′の他方１′にそれぞれ
交互に対向する如く動作できるようになしてあ
る。又これらの割金型１，１′，２，２′は、閉型
動作（第２図参照）できることは勿論のこと、パ
リソン受け入れのため上方にも移動できるように
なしてある。そしてこのような上方への移動の
際、前記の如き左右方向への移動を後述の如く行
い得るようになしてある。 The drawing shows a plan sectional view of the main part of an example of the device used in the blow molding method of the present invention,
1, 1', 2, 2' are split molds; 1, 1' and 2,
2' are arranged in pairs. The pair of split molds 1, 1' and the other pair of split molds 2, 2' are integrally juxtaposed, and the other pair 1', 2' are integrally juxtaposed, and as shown in the drawing, , can be moved in the left and right direction, and one of the pair of split molds 1, 1' can be moved to the other 2' of the other pair of split molds 2, 2' as shown in FIG. As shown in FIG. 3, one of the molds 2, 2' can be operated so as to alternately oppose the other mold 1' of the pair of split molds 1, 1'. These split molds 1, 1', 2, 2' are of course capable of closing the mold (see FIG. 2), and are also movable upward to receive the parison. During such upward movement, the above-described movement in the left-right direction can be performed as described later.
又、３′及び４は、第１図に示す如く割金型１
及び２′が対向したとき、それぞれ割金型１′，２
に対向する位置に設けたラベルマガジンで、第２
図に示す如き閉型時において第１図の状態から第
２図に示す如く閉型方向へ前進してその内部のラ
ベル５，５をそれぞれ割金型１′，２のキヤビテ
イ１０，２０内に供給できるようになしてある。
同様に、３及び４′は、第３図に示す如く、割金
型１′及び２が対向したとき、それぞれ割金型
１，２′に対向する位置に設けたラベルマガジン
で、閉型時において第３図の状態から閉型方向へ
前進してその内部のラベル５，５をそれぞれ割金
型１，２′のキヤビテイ１０，２０′内に供給でき
るようになしてある。又、キヤビテイ１０，１
０′，２０，２０′内にラベルマガジン３，３′，
４，４′により供給されたラベル５，５，５，５
は、キヤビテイ１０，１０′，２０，２０′の内面
に設けた、真空ポンプ（図示せず）に連通する透
孔（図示せず）により吸着保持できるようになし
てある。 In addition, 3' and 4 are the split mold 1 as shown in FIG.
When the molds 1' and 2' face each other, the molds 1' and 2' are separated, respectively.
A label magazine located opposite the second
When the mold is closed as shown in the figure, move forward from the state shown in Figure 1 in the mold closing direction as shown in Figure 2, and insert the labels 5, 5 inside the mold into the cavities 10, 20 of the split molds 1', 2, respectively. We are ready to supply it.
Similarly, 3 and 4' are label magazines provided at positions facing the split molds 1 and 2', respectively, when the split molds 1' and 2 are opposed, as shown in FIG. 3, the labels 5, 5 therein can be fed into the cavities 10, 20' of the split molds 1, 2', respectively. Also, cavity 10,1
Label magazines 3, 3' in 0', 20, 20',
Label 5, 5, 5, 5 supplied by 4, 4'
can be held by suction through a through hole (not shown) provided on the inner surface of the cavity 10, 10', 20, 20' and communicating with a vacuum pump (not shown).
尚、６はブロー成形位置を示し、この位置の上
方にはパリソンを押し出すためのブロー成形用ダ
イ（図示せず）を設けてある。又、本発明におい
て使用するラベル５，５，５，５としては、ラベ
ル５，５，５，５の取付を一層確実に確保するた
め、表面にパリソンと同質の樹脂をコーテイング
したものが好ましい。 Note that 6 indicates a blow molding position, and a blow molding die (not shown) for extruding the parison is provided above this position. Further, in order to ensure the attachment of the labels 5, 5, 5, 5 to be used in the present invention, it is preferable that the surface of the labels 5, 5, 5, 5 be coated with the same resin as the parison.
次に、上記装置を用いて行う本発明のブロー成
形法の一実施態様について説明する。 Next, one embodiment of the blow molding method of the present invention using the above-mentioned apparatus will be described.
第１図は、割金型１，１′，２，２′が最も上昇
した、パリソン受け入れ直前の状態を示すもの
で、この場合割金型１，２′が対向しており、且
つ該割金型１，２′のキヤビテイ１０，２０′内に
は後述の如く既にラベルマガジン３，４′により
ラベル５，５が保持されている。本発明の方法に
おいては、まずこの状態から通常通りパリソンを
キヤビテイ１０，２０′間に受け入れ、閉型状態
においてパリソンカツト後割金型１，１′，２，
２′を下降させてブロー成形工程を行う。 Figure 1 shows the state immediately before receiving the parison, when the split molds 1, 1', 2, and 2' are at their highest positions. In this case, the split molds 1 and 2' are facing each other, and Labels 5, 5 are already held in the cavities 10, 20' of the molds 1, 2' by label magazines 3, 4', as will be described later. In the method of the present invention, first, from this state, the parison is received between the cavities 10 and 20' as usual, and after cutting the parison in the closed mold state, the split molds 1, 1', 2,
2' is lowered to perform the blow molding process.
而して、本発明の一実施態様においては、割金
型１，１′が下降したブロー成形時において、第
２図に示す如く、ラベルマガジン３′，４を前進
させラベル５，５を割金型１′，２内に供給しこ
れを前述の如く真空力により保持させる工程を行
い、しかる後閉型を行つて、割金型１，２′から
製品の排出工程を行う。この場合、得られた製品
は、先のブロー成形工程においてキヤビテイ１
０′，２０内に保持されているラベル５，５のみ
を避けるようにブローによりパリソンが膨張させ
られるから、ラベル５，５の表面と製品の表面と
が同一平面上にあり且つラベル５，５の周縁部に
おいてラベル５，５の表面と製品の表面とが一体
的に連続したものとなつており、従つて、外観が
美麗で、ラベル５，５の剥離等の惧れがないもの
である。 In one embodiment of the present invention, during blow molding when the split molds 1, 1' are lowered, the label magazines 3', 4 are advanced to split the labels 5, 5, as shown in FIG. The process of supplying the product into the molds 1', 2 and holding it by vacuum force as described above is carried out, after which the molds are closed and the process of discharging the product from the split molds 1, 2' is carried out. In this case, the obtained product has a cavity 1 in the previous blow molding process.
Since the parison is expanded by blowing so as to avoid only the labels 5, 5 held within the 0', 20, the surfaces of the labels 5, 5 and the surface of the product are on the same plane and the labels 5, 5 are The surface of the labels 5, 5 and the surface of the product are integrally continuous at the peripheral edge of the product, so the appearance is beautiful and there is no risk of peeling of the labels 5, 5. .
次いで、閉型状態のまま割金型１，１′，２，
２′を上昇させこの上昇の際割金型１，１′，２，
２′を左右方向に移動させて第３図に示す如く割
金型１′，２を対向させる。 Next, the split molds 1, 1', 2,
2' is raised, and during this raising, the split molds 1, 1', 2,
2' is moved in the left-right direction to make the split molds 1' and 2 face each other as shown in FIG.
対向させた割金型１′，２には上述の如く既に
ラベル５，５を保持させてあるから、そのまま前
述の如くパリソンを該割金型１′，２間に受け入
れる工程を行つて金型１，１′，２，２′の下降後
ブロー成形を行うと同時に別の割金型１，２′内
にラベル５，５を保持させる工程を行い、しかる
後、割金型１′，２から製品を排出する工程を行
う。 Since the labels 5 and 5 are already held in the opposing split molds 1' and 2 as described above, the process of receiving the parison between the split molds 1' and 2 as described above is carried out as is. After the lowering of the molds 1, 1', 2, and 2', blow molding is performed, and at the same time the labels 5 and 5 are held in separate molds 1 and 2'. The process of discharging the product from the
割金型１′，２から製品を排出する工程が終了
したら、割金型１，１′，２，２′を上昇させ、こ
の上昇の際割金型１，１′，２，２′を左右方向に
移動させ、第１図に示す如く、ラベル５，５の保
持されている割金型１，２′を対向させる。 When the process of discharging the product from the split molds 1', 2 is completed, the split molds 1, 1', 2, 2' are raised, and when they are raised, the split molds 1, 1', 2, 2' are It is moved in the left and right direction, and the split molds 1 and 2' holding the labels 5 and 5 are made to face each other as shown in FIG.
以後、上述の如き操作を繰り返せば、両面にラ
ベル５，５を取付けた製品が連続的に得られる。 Thereafter, by repeating the above-described operations, products having labels 5, 5 attached on both sides can be continuously obtained.
尚、上記装置において製品の一面にのみラベル
を取付ける場合には、例えばラベルマガジン３，
４を省略すれば良い。 In addition, when attaching a label to only one side of the product in the above device, for example, the label magazine 3,
4 can be omitted.
又、本発明のブロー成形法は上記装置を用いる
ものに限られるものでないことはいうまでもな
い。 Moreover, it goes without saying that the blow molding method of the present invention is not limited to the method using the above-mentioned apparatus.
叙上の如く、本発明のブロー成形法によれば、
二対の割金型を用い、一対の割金型の一方を他の
一対の割金型の他方に、又他方の一対の割金型の
一方を一対の割金型の他方にそれぞれ交互に対向
させた後それぞれ型閉めするように動作させると
共に、型閉めされていない位置にある２つの割金
型のうちの少なくとも一方の割金型内部にラベル
を保持させるように、割金型の動作、型閉め及び
割金型内へのベル保持を関連付けてあるため、通
常のブロー成形を行うだけで、該ブロー成形と同
時に能率良く容易にラベル付のブロー成形製品を
製造することができ、またラベルの表面と製品の
表面とを同一平面上に位置させ且つラベルの周縁
部においてラベルの表面と製品の表面とを一体的
に連続させることができるから、製品の外観を美
麗とし且つラベル付のブロー成形製品の移送時に
におけるラベルの損傷、剥離等を防止できる等の
効果が奏せられる。 As mentioned above, according to the blow molding method of the present invention,
Using two pairs of split molds, alternately place one of the pair of split molds into the other pair of split molds, and alternately place one of the other pair of split molds into the other of the pair of split molds. After facing each other, the split molds are operated so as to close each mold, and the split molds are operated so as to hold a label inside at least one of the two split molds in the position where the molds are not closed. Since mold closing and bell retention in the split mold are linked, blow molded products with labels can be produced efficiently and easily at the same time by simply performing normal blow molding, and Since the surface of the label and the surface of the product can be positioned on the same plane and the surface of the label and the surface of the product can be integrally continuous at the periphery of the label, the appearance of the product can be made beautiful and the surface of the product with the label can be made beautiful. Effects such as being able to prevent damage and peeling of the label during transport of the blow-molded product can be achieved.
第１図、第２図及び第３図は、本発明のブロー
成形法に用いられる装置の一例の要部の平面断面
を工程順に示すものである。
１，１′，２，２′……割金型、５……ラベル。
FIGS. 1, 2, and 3 are planar cross-sectional views of essential parts of an example of an apparatus used in the blow molding method of the present invention in the order of steps. 1, 1', 2, 2'... split mold, 5... label.
Claims (1)
保持させた後、該割金型間にパリソンを受け入れ
て該割金型を型閉めしてブロー成形を行い、しか
る後割金型を型開けして製品を排出するようにし
たブロー成形法において、割金型を二対用い、二
対の割金型を、それぞれの対の一方同士及びそれ
ぞれの対の他方同士を一体的に並置し、一対の割
金型の一方を他の一対の割金型の他方に、又他の
一対の割金型の一方を一対の割金型の他方にそれ
ぞれ交互に対向させた後それぞれ型閉めするよう
に動作させると共に、型閉めされていない位置に
ある２つの割金型のうちの少なくとも一方の割金
型内部にラベルを保持させることを特徴とするブ
ロー成形法。1. After holding the label in at least one of the opposing split molds, the parison is received between the split molds and the split molds are closed to perform blow molding, and then the split molds are opened. In the blow molding method in which the product is discharged by using two pairs of split molds, the two pairs of split molds are integrally juxtaposed with one of each pair and the other of each pair, and one pair of split molds is used. One of the split molds is alternately opposed to the other of the other pair of split molds, and one of the other pair of split molds is alternately faced to the other of the pair of split molds, and then the molds are closed. A blow molding method characterized in that a label is held inside at least one of two split molds in a position where the molds are not closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20232182A JPS5993329A (en) | 1982-11-18 | 1982-11-18 | Blow molding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20232182A JPS5993329A (en) | 1982-11-18 | 1982-11-18 | Blow molding method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5993329A JPS5993329A (en) | 1984-05-29 |
| JPS6154577B2 true JPS6154577B2 (en) | 1986-11-22 |
Family
ID=16455604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20232182A Granted JPS5993329A (en) | 1982-11-18 | 1982-11-18 | Blow molding method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5993329A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0255119A (en) * | 1988-08-19 | 1990-02-23 | Toyo Seikan Kaisha Ltd | Preparation of plastic container with label |
| JPH0739131B2 (en) * | 1989-03-30 | 1995-05-01 | キヨーラク株式会社 | Manufacturing method of plastic container for infusion |
| US5968443A (en) * | 1996-03-01 | 1999-10-19 | The Clorox Company | Process for in-mold labelling |
| CN104098446A (en) * | 2013-04-02 | 2014-10-15 | 浙江金塔生物科技有限公司 | Production process of 2, 3, 5-trimethylphenol |
| JP6837763B2 (en) * | 2016-06-30 | 2021-03-03 | 株式会社吉野工業所 | Container manufacturing method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4732823U (en) * | 1971-05-08 | 1972-12-13 |
-
1982
- 1982-11-18 JP JP20232182A patent/JPS5993329A/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4732823U (en) * | 1971-05-08 | 1972-12-13 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5993329A (en) | 1984-05-29 |
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