JP2008246940A5 - - Google Patents

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Publication number
JP2008246940A5
JP2008246940A5 JP2007092882A JP2007092882A JP2008246940A5 JP 2008246940 A5 JP2008246940 A5 JP 2008246940A5 JP 2007092882 A JP2007092882 A JP 2007092882A JP 2007092882 A JP2007092882 A JP 2007092882A JP 2008246940 A5 JP2008246940 A5 JP 2008246940A5
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JP
Japan
Prior art keywords
heat medium
medium supply
mold
injection molding
supply amount
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JP2007092882A
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Japanese (ja)
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JP4994916B2 (en
JP2008246940A (en
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Priority to JP2007092882A priority Critical patent/JP4994916B2/en
Priority claimed from JP2007092882A external-priority patent/JP4994916B2/en
Publication of JP2008246940A publication Critical patent/JP2008246940A/en
Publication of JP2008246940A5 publication Critical patent/JP2008246940A5/ja
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Publication of JP4994916B2 publication Critical patent/JP4994916B2/en
Expired - Fee Related legal-status Critical Current
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Claims (6)

金型を開閉する金型駆動部と、
前記金型のキャビティに成形材料を射出する射出シリンダと、
前記キャビティの温度を調整するため前記金型に形成された熱媒体通路に熱媒体を供給する熱媒体供給機構と、
前記熱媒体供給機構における前記熱媒体の供給量を調整・制御する熱媒体供給量調整部と、
を備えることを特徴とする射出成形機。 A mold drive for opening and closing the mold;
An injection cylinder for injecting a molding material into the cavity of the mold;
A heat medium supply mechanism for supplying a heat medium to a heat medium passage formed in the mold to adjust the temperature of the cavity;
A heat medium supply amount adjusting unit for adjusting and controlling the heat medium supply amount in the heat medium supply mechanism;
An injection molding machine comprising: 前記熱媒体供給量調整部は、  The heating medium supply amount adjusting unit is
前記熱媒体供給機構が前記熱媒体を供給するときの第一の運転条件と、前記熱媒体を供給しないときの第二の運転条件とで切り替えて制御することを特徴とする請求項１に記載の射出成形機。  The control is performed by switching between a first operation condition when the heat medium supply mechanism supplies the heat medium and a second operation condition when the heat medium is not supplied. Injection molding machine. 前記熱媒体供給機構はポンプであり、  The heat medium supply mechanism is a pump,
前記第一の運転条件は、前記ポンプの回転数を、前記ポンプで前記熱媒体を供給するときの第一の回転数とし、  In the first operating condition, the rotation speed of the pump is the first rotation speed when the heat medium is supplied by the pump,
前記第二の運転条件は、前記ポンプの回転数を、前記ポンプで前記熱媒体を供給しないときの前記第一の回転数よりも低い第二の回転数とすることを特徴とする請求項２に記載の射出成形機。  The second operating condition is characterized in that the rotation speed of the pump is set to a second rotation speed lower than the first rotation speed when the heat medium is not supplied by the pump. The injection molding machine described in 1. 前記熱媒体供給量調整部は、一連の射出成形動作中、予め定められた温度勾配で前記キャビティの温度が変化するよう、前記熱媒体供給機構における前記熱媒体の供給量を変動させることを特徴とする請求項１から３のいずれか一項に記載の射出成形機。 The heat medium supply amount adjusting unit varies the supply amount of the heat medium in the heat medium supply mechanism so that the temperature of the cavity changes with a predetermined temperature gradient during a series of injection molding operations. The injection molding machine according to any one of claims 1 to 3 . 少なくとも前記金型および前記金型駆動部を囲い、内部に定められた以上のクリーン度のエアが供給されるクリーンブースチャンバーが備えられ、
前記クリーンブースチャンバーを貫通する前記金型駆動部の一部または前記射出シリンダと、前記クリーンブースチャンバーとの隙間から流出するエアを、前記クリーンブースチャンバー内に循環させることを特徴とする請求項１から４のいずれか一項に記載の射出成形機。 A clean booth chamber is provided that surrounds at least the mold and the mold drive unit, and is supplied with air having a cleanliness higher than that determined inside,
Claim 1, characterized in that circulating a part or the injection cylinder of the mold driving portion extending through the clean booth chamber, the air flowing out from the gap between the clean booth chamber, the clean booth chamber To 4. The injection molding machine according to any one of 4 . 金型を開閉する金型駆動部と、  A mold drive for opening and closing the mold;
前記金型のキャビティに成形材料を射出する射出シリンダと、  An injection cylinder for injecting a molding material into the cavity of the mold;
前記キャビティの温度を調整するため前記金型に形成された熱媒体通路に熱媒体を供給する熱媒体供給機構と、  A heat medium supply mechanism for supplying a heat medium to a heat medium passage formed in the mold in order to adjust the temperature of the cavity;
前記熱媒体供給機構における前記熱媒体の供給量を調整・制御する熱媒体供給量調整部と、を備えた射出成形機における射出成形方法であって、  A heat medium supply amount adjusting unit for adjusting and controlling the heat medium supply amount in the heat medium supply mechanism, and an injection molding method in an injection molding machine,
前記熱媒体供給量調整部によって、前記熱媒体供給機構が前記熱媒体を供給するときの第一の運転条件と、  A first operating condition when the heat medium supply mechanism supplies the heat medium by the heat medium supply amount adjusting unit;
前記熱媒体を供給しないときの第二の運転条件とを切り替えて制御して、成形品を製造することを特徴とする射出成形方法。  An injection molding method characterized in that a molded product is manufactured by switching and controlling the second operating condition when the heat medium is not supplied.
JP2007092882A 2007-03-30 2007-03-30 Injection molding machine and injection molding method Expired - Fee Related JP4994916B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007092882A JP4994916B2 (en) 2007-03-30 2007-03-30 Injection molding machine and injection molding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007092882A JP4994916B2 (en) 2007-03-30 2007-03-30 Injection molding machine and injection molding method

Publications (3)

Publication Number Publication Date
JP2008246940A JP2008246940A (en) 2008-10-16
JP2008246940A5 true JP2008246940A5 (en) 2010-05-13
JP4994916B2 JP4994916B2 (en) 2012-08-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007092882A Expired - Fee Related JP4994916B2 (en) 2007-03-30 2007-03-30 Injection molding machine and injection molding method

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JP (1) JP4994916B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4776713B2 (en) 2009-06-23 2011-09-21 株式会社日本製鋼所 Operation method of injection molding machine and injection molding machine
JP5709550B2 (en) * 2011-01-25 2015-04-30 三菱重工プラスチックテクノロジー株式会社 Injection molding system
AT513870B1 (en) 2013-02-04 2014-12-15 Engel Austria Gmbh Method for tempering a mold

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2909142B2 (en) * 1990-04-26 1999-06-23 東芝機械株式会社 Heating and cooling device
JP3708800B2 (en) * 2000-06-16 2005-10-19 株式会社名機製作所 Hot press hot plate temperature control method
JP3759905B2 (en) * 2001-12-28 2006-03-29 四国化工株式会社 Production facilities for synthetic resin products
JP4361459B2 (en) * 2004-10-15 2009-11-11 三菱重工プラスチックテクノロジー株式会社 Injection molding method and mold temperature control device for injection molding machine

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