JP3443706B2 - Manufacturing method of plastic hollow container - Google Patents

Manufacturing method of plastic hollow container

Info

Publication number
JP3443706B2
JP3443706B2 JP32620593A JP32620593A JP3443706B2 JP 3443706 B2 JP3443706 B2 JP 3443706B2 JP 32620593 A JP32620593 A JP 32620593A JP 32620593 A JP32620593 A JP 32620593A JP 3443706 B2 JP3443706 B2 JP 3443706B2
Authority
JP
Japan
Prior art keywords
mouth
hanging
hollow container
side holding
secondary processing
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
Application number
JP32620593A
Other languages
Japanese (ja)
Other versions
JPH07148827A (en
Inventor
一夫 伊崎
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.)
Kyoraku Co Ltd
Original Assignee
Kyoraku 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.)
Filing date
Publication date
Application filed by Kyoraku Co Ltd filed Critical Kyoraku Co Ltd
Priority to JP32620593A priority Critical patent/JP3443706B2/en
Publication of JPH07148827A publication Critical patent/JPH07148827A/en
Application granted granted Critical
Publication of JP3443706B2 publication Critical patent/JP3443706B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/004—Closing perforations or small holes, e.g. using additional moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)

Description

【発明の詳細な説明】 【０００１】 【産業上の利用分野】本発明は、糖質薬液剤、電解質薬
液剤、血漿増量剤、浸透圧利尿剤、アミノ酸薬液剤、脂
肪乳剤、高カロリー薬液剤等の静脈注射用薬液や、経腸
栄養剤、高蛋白栄養剤、成分栄養剤、流動食等の経腸的
高カロリー栄養剤等の薬液用プラスチック容器、食品用
のプラスチック容器、その他各種用途に供するプラスチ
ック中空容器を連続してブロー成形するプラスチック中
空容器の製造方法に関するものである。 【０００２】 【従来の技術】一端に口部を有しかつ他端に吊具を有す
るプラスチック中空容器をブロー成形により製造する方
法は、例えば、特開昭６３−２４５３９２号公報に記載
されているものが知られている。この製造方法では、ブ
ロー成形時に口部と略同口径のバリ部を一連に形成し、
バリ部を介して圧力流体をパリスン内に導入してブロー
成形している。 【０００３】 【発明が解決しようとする課題】ところで、この種、ブ
ロー成形されるプラスチック中空容器においては、吊具
の吊り孔がパリスンで塞がれている場合が多いので、２
次加工としてブロー成形後に吊具に吊り孔をあける作
業、およびブロー成形時に生じたブロー孔を塞ぐための
作業をしなければならないという問題があった。 【０００４】本発明は、この種のプラスチック中空体を
ロータリーブロー成形機により連続して成形する方法に
おいて、ロータリーブロー成形機から供給される連続体
を、２次加工機において先行工程または後続工程の中空
体の吊具に吊り孔を穿孔した後、次いで後続工程または
先行工程の中空体のブロー孔を封止することにより、吊
具に位置ずれ無く吊り孔を形成することができるととも
に、ブロー孔を封止することができるプラスチック中空
容器の製造方法を提供することを目的とする。 【０００５】 【課題を解決するための手段】上記目的を達成するた
め、本発明に係るプラスチック中空容器の製造方法は、
先行工程または後続工程の中空容器の吊具と後続工程ま
たは先行工程の中空容器の口部側とを捨て部を介して連
続する中空容器の連続体を成形するロータリーブロー成
形機と、下型、底部側保持部および口部側保持部より構
成され、下型には底部側保持部および口部側保持部がヒ
ンジ部により上下方向に回動自在に軸支されており、下
型には部位に吊り具の吊り孔の部分を打ち抜く打抜き刃
を有する打抜き部が設けられ、底部側保持部には下型の
打ち抜き部に対応して打抜き保持部が設けられており、
下型には口部側保持部に対応する部位に後続工程の中空
容器の頭部を押し上げる押上げ台が設けられ、口部側保
持部には捨て部の吊具側を切断する切断刃および後続工
程の中空容器の頭部のブロー孔を溶融封止する加熱部が
設けられた２次加工部からなる２次加工機とによって、
一端に口部を有しかつ他端に吊具を有するプラスチック
中空容器を連続して成形する製造方法であって、ロータ
リーブロー成形機から２次加工機の２次加工部に供給さ
れる連続体を、その先行工程の中空容器の吊具を２次加
工部の下型と底部側保持部との間に、かつ後続工程の中
空容器の頭部を下型と口部側保持部との間に載置し、次
いで、２次加工部の口部側保持部を下方に回動し、打抜
き部を上方に移動して打抜き部により吊具に吊り孔を打
ち抜いて形成するとともに捨て部の吊具側を切断し、次
いで、押上げ台を上方に移動して口部側のブロー孔を溶
融封止し、かつ捨て部の口部側を切断するものである。 【０００６】 【作用】本発明に係るプラスチック中空容器の製造方法
によれば、ロータリーブロー成形機により、先行工程ま
たは後続工程の中空容器の吊具と後続工程または先行工
程の中空容器の口部が捨て部により連続した中空容器の
連続体が成形される。次いで、この連続体が２次加工機
に供給されると、２次加工機においては、先行工程また
は後続工程の中空容器の吊具に吊り孔が穿孔されるとと
もに、その後に後続工程または先行工程の中空容器の口
部側のブロー孔が封止される。 【０００７】 【実施例】図面を参照して本発明の実施例を説明する。
図１において、１はロータリーブロー成形機であって、
このロータリーブロー成形機１は、回転台座２に多数の
ブロー成形型３を装備したものであり、回転台座２の回
転中、各ブロー成形型３により、先行工程の中空容器ａ
１の吊具４と後続工程の中空容器ａ２の口部５と一体を
なす頭部６とを捨て部７を介して連続するプラスチック
中空容器の連続体８を連続してブロー成形するものであ
る。９は押出ヘッドであり、各成形型３にパリスン１０
を供給するものである。１１は２次加工機である。この
２次加工機１１は、コンベア状の下座１２に多数の２次
加工部１３を装備した構成であって、ロータリーブロー
成形機１から供給される連続体８の吊具４の吊り孔の開
口処理、ブロー孔の封止、および捨て部７のバリ部除去
などの２次加工を順次施すものである。図２には２次加
工機１１の各２次加工部１３の詳細が示されており、図
３および図４には連続体８が、図５ないし図７には２次
加工機１１による２次加工の工程が示されている。 【０００８】上記連続体８は、図３および図４に詳細を
示すように、先行工程の中空容器ａ１の吊具４と、後続
工程の中空容器ａ２の口部５と一体をなす頭部６を連続
する捨て部７を介して一連に成形されている。吊具４に
は後述する２次加工により吊り孔１４が形成されるが、
図３および図４に示す状態では吊り孔１４はまだ開口さ
れていない。１５は頭部６に生じたブロー孔である。 【０００９】図２に示すように、各２次加工部１３は、
下型１６、底部側保持部１７および口部側保持部１８よ
り構成され、下型１６には底部側保持部１７および口部
側保持部１８がヒンジ部１９により上下方向に回動自在
に軸支されており、下型１６には底部側保持部１７に対
応する部位に吊具４の吊り孔１４の部分を打ち抜くため
の打抜き部２０が設けられている。打抜き部２０は打抜
き刃２１を有している。底部側保持部１７には打抜き部
２０に対応して打抜き保持部２２が設けられている。ま
た、下型１６には口部側保持部１８に対応する部位に押
上げ台２３が設けられており、口部側保持部１８には、
捨て部７を後続工程の中空容器ａ２の頭部６から切断す
る切断刃２４および頭部６のブロー孔１５とを溶融封止
する加熱部２５が設けられている。なお、各２次加工部
１３は、図示を省略したが、油圧機構その他の駆動機構
により駆動されるものであり、加熱部２５は適宜の熱源
により適温に加熱されるものである。 【００１０】図１に示すように、ロータリーブロー成形
機１から２次加工機１１に供給される連続体８は、２次
加工機１１において、図５および図７に示すように２次
加工される。２次加工機１１に供給された連続体８は、
その先行工程の中空容器ａ１の吊具４が２次加工部１３
の下型１６と底部側保持部１７との間に、かつ後続工程
の中空容器ａ２の頭部６が下型１６と口部側保持部１８
との間に図５で示すように載置される。次いで、２次加
工部１３の口部側保持部１８が下方に回動して、図６に
示すように、打抜き部２０が上方に移動して打抜き部２
０により吊具４に吊り孔１４が打ち抜かれて形成される
とともにバリ部２６の吊具４側が切断される。次いで、
図７に示すように、押上げ台２３が上方に移動して頭部
６のブロー孔１５が加熱部２５により溶融封止され、か
つバリ部２６の頭部６側が切断される。２７はブロー孔
１５の封止部である。上記のように、吊具４の吊り孔１
４は、打抜き部２０により下から上方に向けて打ち抜か
れるので、捨て部材７のバリ部２６は下方に向けて確実
に放出される。また、２次加工機１１においては、吊具
４の吊り孔１４が先に穿孔され、次いで頭部６のブロー
孔１５が封止されるので、吊り孔１４を穿孔する際に吊
具４は位置ずれを起こさない。このため、吊具４に吊り
孔１４が正確に穿孔される。なお。２次加工機１１で２
次加工が施されたプラスチック中空容器Ａは、順次所定
の位置に搬送される。 【００１１】 【発明の効果】本発明によれば、ロータリーブロー成形
機から２次加工機の２次加工部に供給される連続体を、
その先行工程の中空容器の吊具を２次加工部の下型と底
部側保持部との間に、かつ後続工程の中空容器の頭部を
下型と口部側保持部との間に載置し、次いで、２次加工
部の口部側保持部を下方に回動し、打抜き部を上方に移
動して打抜き部により吊具に吊り孔を打ち抜いて形成す
るとともに捨て部の吊具側を切断し、次いで、押上げ台
を上方に移動して口部側のブロー孔を溶融封止し、かつ
捨て部の口部側を切断することにより、吊具の吊り孔
は、打抜き部により下から上方に向けて打ち抜かれるの
で、捨て部材のバリ部は下方に向けて確実に放出され
る。また、２次加工部においては、吊具の吊り孔が先に
穿孔され、次いで頭部のブロー孔が封止されるので、吊
り孔を穿孔する際に吊具は位置ずれを起こさず、ブロー
孔を封止することができる。Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a carbohydrate drug solution, an electrolyte drug solution, a plasma expander, an osmotic diuretic, an amino acid drug solution, a fat emulsion, and a high calorie drug solution. For liquid containers for intravenous injection, such as enteral nutrients, high protein nutrients, component nutrients, liquid medical food containers such as enteral high calorie nutrients, plastic containers for food, and various other uses. The present invention relates to a method for producing a plastic hollow container in which a plastic hollow container to be provided is continuously blow-molded. 2. Description of the Related Art A method of manufacturing a plastic hollow container having a mouth at one end and a hanging tool at the other end by blow molding is described in, for example, Japanese Patent Application Laid-Open No. 63-245392. Things are known. In this manufacturing method, at the time of blow molding, a burr portion having substantially the same diameter as the mouth is formed in series,
A pressurized fluid is introduced into the parison through the burr to blow-mold. [0003] In this type of blow-molded plastic hollow container, the hanging hole of the hanger is often closed by a parison.
As the next processing, there is a problem that an operation of opening a hanging hole in the hanging tool after the blow molding and an operation of closing a blow hole generated at the time of the blow molding must be performed. The present invention relates to a method of continuously molding a plastic hollow body of this kind by a rotary blow molding machine, wherein a continuous body supplied from the rotary blow molding machine is processed by a secondary processing machine in a preceding step or a subsequent step. After piercing the hanging hole in the hanging member of the hollow body, and then sealing the blow hole of the hollow body in the subsequent step or the preceding step, the hanging hole can be formed in the hanging member without displacement and the blow hole can be formed. It is an object of the present invention to provide a method for producing a plastic hollow container capable of sealing a container. [0005] In order to achieve the above object, a method for manufacturing a plastic hollow container according to the present invention comprises:
Hollow container for the preceding or subsequent process and the following process
Alternatively, connect the mouth of the hollow container of the preceding process with the
Rotary blow molding to form a continuous body of hollow containers
The machine consists of a lower mold, a bottom-side holding section, and a mouth-side holding section.
The lower mold has a bottom-side holding part and a mouth-side holding part.
It is rotatably supported in the vertical direction by the
For the mold, a punching blade that punches the hanging hole of the hanging tool at the site
There is a punched part with
A punch holding part is provided corresponding to the punch part,
The lower mold has a hollow in the subsequent process at the part corresponding to the mouth side holding part.
A push-up table is provided to push up the head of the container.
In the holding part, a cutting blade that cuts the hanging part side of the
The heating unit that melts and seals the blow hole at the top of the hollow container
With a secondary processing machine comprising a secondary processing section provided,
The plastic hollow container having a hanger to have and the other end a mouth at one end to a manufacturing method of molding continuously, the rotor
The continuum supplied from the reblow molding machine to the secondary processing section of the secondary processing machine is connected to the hanger of the hollow container of the preceding process by the lower die of the secondary processing section and the bottom side holding section, and The head of the hollow container in the process is placed between the lower mold and the mouth-side holding part, and then the mouth-side holding part of the secondary processing part is rotated downward, and the punching part is moved upward. The hanging part is punched out of the hanging part by the punching part, and the hanging part side of the disposal part is cut off.Then, the push-up table is moved upward to melt and seal the blow hole on the mouth side, and then discarded. It cuts the mouth side of the part. According to the method for manufacturing a plastic hollow container according to the present invention, the hanging member of the hollow container in the preceding step or the subsequent step and the mouth of the hollow container in the subsequent step or the preceding step are formed by the rotary blow molding machine. A continuous body of a continuous hollow container is formed by the disposal part. Next, when the continuous body is supplied to the secondary processing machine, the secondary processing machine pierces a hanging hole in the hanging tool of the hollow container in the preceding process or the subsequent process, and thereafter, performs the subsequent process or the preceding process. The blow hole on the mouth side of the hollow container is sealed. An embodiment of the present invention will be described with reference to the drawings.
In FIG. 1, 1 is a rotary blow molding machine,
This rotary blow molding machine 1 is equipped with a large number of blow molding dies 3 on a rotating pedestal 2. During the rotation of the rotating pedestal 2, each of the blow molding dies 3 causes a hollow container a in a preceding process.
A continuous body 8 of a plastic hollow container is continuously blow-molded through a discarding portion 7 by discarding the hanging tool 4 and the head 6 integral with the mouth 5 of the hollow container a2 in the subsequent process. . Reference numeral 9 denotes an extrusion head, and each mold 3 has a parison 10
Is to supply. Reference numeral 11 denotes a secondary processing machine. The secondary processing machine 11 has a configuration in which a plurality of secondary processing units 13 are provided on a conveyor-shaped lower seat 12, and the hanging holes of the hanging members 4 of the continuous body 8 supplied from the rotary blow molding machine 1. Secondary processing such as opening processing, sealing of blow holes, and removal of burrs of the discarded portion 7 are sequentially performed. FIG. 2 shows the details of each secondary processing section 13 of the secondary processing machine 11. FIGS. 3 and 4 show the continuum 8, and FIGS. The next processing step is shown. [0008] The above continuous body 8, as shown in detail in FIGS. 3 and 4, a hollow vessel a 1 of hanger 4 preceding step, the head integral with the mouth portion 5 of the hollow container a2 subsequent step 6 are formed in a series through a continuous disposal portion 7. A hanging hole 14 is formed in the hanging tool 4 by secondary processing described later.
In the state shown in FIGS. 3 and 4, the suspension hole 14 has not been opened yet. Reference numeral 15 denotes a blow hole formed in the head 6. As shown in FIG. 2, each secondary processing section 13
The lower mold 16 includes a lower mold 16, a bottom holder 17, and a mouth holder 18. The lower mold 16 has a bottom holder 17 and a mouth holder 18 pivotally movable in a vertical direction by a hinge 19. The lower die 16 is provided with a punching portion 20 for punching out the portion of the hanging hole 14 of the hanging tool 4 at a position corresponding to the bottom side holding portion 17. The punching section 20 has a punching blade 21. The bottom holding portion 17 is provided with a punching holding portion 22 corresponding to the punching portion 20. The lower die 16 is provided with a push-up stand 23 at a position corresponding to the mouth-side holding portion 18.
A cutting blade 24 for cutting the discarded portion 7 from the head 6 of the hollow container a2 in the subsequent process and a heating portion 25 for melting and sealing the blow hole 15 of the head 6 are provided. Although not shown, each of the secondary processing units 13 is driven by a hydraulic mechanism or another driving mechanism, and the heating unit 25 is heated to an appropriate temperature by an appropriate heat source. As shown in FIG. 1, the continuous body 8 supplied from the rotary blow molding machine 1 to the secondary processing machine 11 is subjected to secondary processing in the secondary processing machine 11 as shown in FIGS. You. The continuum 8 supplied to the secondary processing machine 11 is
The hanging tool 4 of the hollow container a1 in the preceding process is
The head 6 of the hollow container a2 in the subsequent process is between the lower die 16 and the mouth-side holding portion 18 between the lower die 16 and the bottom-side holding portion 17.
Are placed as shown in FIG. Next, the mouth-side holding part 18 of the secondary processing part 13 rotates downward, and as shown in FIG.
0, the hanging holes 14 are punched out of the hanging members 4 and formed, and the burr portion 26 is cut on the hanging member 4 side. Then
As shown in FIG. 7, the lifting table 23 moves upward, the blow hole 15 of the head 6 is melted and sealed by the heating unit 25, and the head 6 side of the burr 26 is cut off. 27 is a sealing portion of the blow hole 15. As described above, the hanging hole 1 of the hanging tool 4
4 is punched upward from below by the punching section 20, so that the burr section 26 of the disposal member 7 is reliably discharged downward. Further, in the secondary processing machine 11, since the hanging holes 14 of the hanging tools 4 are drilled first, and then the blow holes 15 of the head 6 are sealed, when the hanging holes 14 are drilled, the hanging tools 4 Does not cause displacement. For this reason, the hanging hole 14 is accurately drilled in the hanging tool 4. In addition. 2nd processing machine 11
The plastic hollow container A that has been subjected to the next processing is sequentially transported to a predetermined position. According to the present invention, the continuous body supplied from the rotary blow molding machine to the secondary processing section of the secondary processing machine is
The hanger of the hollow container of the preceding process is placed between the lower die of the secondary processing part and the bottom holding part, and the head of the hollow container of the following process is the lower die and the mouth holding part. Then, the mouth side holding part of the secondary processing part is rotated downward, the punched part is moved upward, and the punched part is formed by punching a hanging hole in the hanging tool and discarded. By cutting the hanging side of the hanging part, and then moving the push-up table upward to melt seal the blow hole on the mouth side and cutting off the mouth side of the discarded part, Is punched upward from below by the punching portion, so that the burr portion of the disposal member is reliably discharged downward. Also, in the secondary processing part, the hanging holes of the hanging tools are drilled first, and then the blow holes on the head are sealed. The holes can be sealed.

【図面の簡単な説明】 【図１】本発明に係る製造方法を実施する製造装置の構
成図である。 【図２】図１に示した装置の一部の詳細斜視図である。 【図３】本発明に係る方法により成形された連続体の正
面図である。 【図４】図３の側面図である。 【図５】本発明に係る２次加工の工程を示す一部破断側
面図である。 【図６】本発明に係る２次加工の次工程を示す一部破断
側面図である。 【図７】本発明に係る２次加工のさらに次工程を示す一
部破断側面図である。 【符号の説明】 １ ロータリーブロー成形機 ２ 回転台座 ３ ブロー成形型 ４ 吊具 ５ 口部 ６ 頭部 ７ 捨て部 ８ 連続体 ９ 押出ヘッド １０ パリスン １１ ２次加工機 １２ コンベア状下座 １３ ２次加工部 １４ 吊り孔 １５ ブロー孔 １６ 下型 １７ 底部側保持部 １８ 口部側保持部 １９ ヒンジ部 ２０ 打抜き部 ２１ 打抜き刃 ２２ 打抜き保持部 ２３ 押上げ台 ２４ 切断刃 ２５ 加熱部 ２６ バリ部 ２７ 封止部 Ａ プラスチック中空容器 ａ１ 先行工程の中空容器 ａ２ 後続工程の中空容器BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a configuration diagram of a manufacturing apparatus that performs a manufacturing method according to the present invention. FIG. 2 is a detailed perspective view of a part of the device shown in FIG. FIG. 3 is a front view of a continuous body formed by the method according to the present invention. FIG. 4 is a side view of FIG. 3; FIG. 5 is a partially broken side view showing a secondary processing step according to the present invention. FIG. 6 is a partially broken side view showing the next step of the secondary processing according to the present invention. FIG. 7 is a partially broken side view showing a further next step of the secondary processing according to the present invention. [Description of Signs] 1 Rotary blow molding machine 2 Rotary pedestal 3 Blow molding die 4 Hanging tool 5 Mouth 6 Head 7 Discarding portion 8 Continuous body 9 Extrusion head 10 Paris 11 Secondary processing machine 12 Conveyor-shaped lower seat 13 Secondary Processing part 14 Hanging hole 15 Blow hole 16 Lower die 17 Bottom side holding part 18 Mouth side holding part 19 Hinge part 20 Punching part 21 Punching blade 22 Punching holding part 23 Push-up table 24 Cutting blade 25 Heating part 26 Burr part 27 Sealing Stop A Plastic hollow container a1 Hollow container a2 in preceding process Hollow container in subsequent process

Claims (1)

(57)【特許請求の範囲】 【請求項１】 先行工程または後続工程の中空容器の吊
具と後続工程または先行工程の中空容器の口部側とを捨
て部を介して連続する中空容器の連続体を成形するロー
タリーブロー成形機と、 下型、底部側保持部および口部側保持部より構成され、
下型には底部側保持部および口部側保持部がヒンジ部に
より上下方向に回動自在に軸支されており、下型には部
位に吊り具の吊り孔の部分を打ち抜く打抜き刃を有する
打抜き部が設けられ、底部側保持部には下型の打ち抜き
部に対応して打抜き保持部が設けられており、下型には
口部側保持部に対応する部位に後続工程の中空容器の頭
部を押し上げる押上げ台が設けられ、口部側保持部には
捨て部の吊具側を切断する切断刃および後続工程の中空
容器の頭部のブロー孔を溶融封止する加熱部が設けられ
た２次加工部からなる２次加工機とによって、 一端に口部を有しかつ他端に吊具を有するプラスチック
中空容器を連続して成形する製造方法であって、ロータリーブロー成形機から２次加工機の ２次加工部に
供給される連続体を、その先行工程の中空容器の吊具を
２次加工部の下型と底部側保持部との間に、かつ後続工
程の中空容器の頭部を下型と口部側保持部との間に載置
し、 次いで、２次加工部の口部側保持部を下方に回動し、打
抜き部を上方に移動して打抜き部により吊具に吊り孔を
打ち抜いて形成するとともに捨て部の吊具側を切断し、 次いで、押上げ台を上方に移動して口部側のブロー孔を
溶融封止し、かつ捨て部の口部側を切断することを特徴
とするプラスチック中空容器の製造方法。(57) [Claims] [Claim 1] Hanging a hollow container in a preceding process or a succeeding process
Between the tool and the mouth of the hollow container of the succeeding or preceding process.
To form a continuous body of hollow container that is continuous through the
It is composed of a tally blow molding machine, a lower mold, a bottom side holding section and a mouth side holding section,
In the lower mold, the bottom side holding part and the mouth side holding part are in the hinge part
It is pivotally supported so that it can rotate more vertically, and the lower die
Has a punching blade that punches out the hanging hole part of the hanging tool
A punching part is provided, and a lower die
The punching and holding part is provided corresponding to the part.
At the part corresponding to the mouth side holding part, the head of the hollow container of the subsequent process
There is a push-up table that pushes up the part, and the mouth side holding part is
Cutting blade for cutting the hanging part side of the disposal part and hollow of the subsequent process
A heating unit is provided for melting and sealing the blow hole in the head of the container.
It was by the secondary processing machine comprising a secondary processing unit, a manufacturing method of molding continuously hollow plastic container having a suspender mouth portion has and the other end to one end, 2 from the rotary blow molding machine The continuum supplied to the secondary processing unit of the next processing machine is connected to the hanging tool of the hollow container of the preceding process between the lower mold and the bottom side holding unit of the secondary processing unit and the hollow container of the subsequent process. The head is placed between the lower mold and the mouth-side holding part. Then, the mouth-side holding part of the secondary processing part is rotated downward, the punched part is moved upward and suspended by the punched part. A hanging hole is formed by punching a hanging hole in the tool, and the hanging tool side of the discarded part is cut off. Then, the lifting table is moved upward to melt seal the blow hole on the mouth side, and the mouth side of the discarded part. And a method for producing a hollow plastic container.
JP32620593A 1993-11-30 1993-11-30 Manufacturing method of plastic hollow container Expired - Fee Related JP3443706B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP32620593A JP3443706B2 (en) 1993-11-30 1993-11-30 Manufacturing method of plastic hollow container

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP32620593A JP3443706B2 (en) 1993-11-30 1993-11-30 Manufacturing method of plastic hollow container

Publications (2)

Publication Number Publication Date
JPH07148827A JPH07148827A (en) 1995-06-13
JP3443706B2 true JP3443706B2 (en) 2003-09-08

Family

ID=18185181

Family Applications (1)

Application Number Title Priority Date Filing Date
JP32620593A Expired - Fee Related JP3443706B2 (en) 1993-11-30 1993-11-30 Manufacturing method of plastic hollow container

Country Status (1)

Country Link
JP (1) JP3443706B2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7441486B2 (en) * 2004-10-01 2008-10-28 Graham Engineering Corp. Bottle trimmer and method
US9149975B2 (en) * 2013-03-13 2015-10-06 Graham Packaging Company, L.P. Multifunctional detabber apparatus and method
JP6110271B2 (en) * 2013-10-11 2017-04-05 東罐興業株式会社 Tube container and method for forming tube container
CN111070642B (en) * 2019-12-12 2022-02-15 宁波大学 Blow molding barrel side cut device

Also Published As

Publication number Publication date
JPH07148827A (en) 1995-06-13

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