JP2011079222A5 - - Google Patents

Download PDF

Info

Publication number
JP2011079222A5
JP2011079222A5 JP2009233244A JP2009233244A JP2011079222A5 JP 2011079222 A5 JP2011079222 A5 JP 2011079222A5 JP 2009233244 A JP2009233244 A JP 2009233244A JP 2009233244 A JP2009233244 A JP 2009233244A JP 2011079222 A5 JP2011079222 A5 JP 2011079222A5
Authority
JP
Japan
Prior art keywords
control method
molding machine
temperature control
injection molding
temperature
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.)
Granted
Application number
JP2009233244A
Other languages
Japanese (ja)
Other versions
JP5189577B2 (en
JP2011079222A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2009233244A priority Critical patent/JP5189577B2/en
Priority claimed from JP2009233244A external-priority patent/JP5189577B2/en
Publication of JP2011079222A publication Critical patent/JP2011079222A/en
Publication of JP2011079222A5 publication Critical patent/JP2011079222A5/ja
Application granted granted Critical
Publication of JP5189577B2 publication Critical patent/JP5189577B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Claims (10)

被加熱部位をヒータにより加熱するとともに、前記被加熱部位の温度を温度センサにより検出し、検出温度が予め設定した目標温度となるように、ＰＩＤ補償系を含むフィードバック制御系により温度制御を行う射出成形機の温度制御方法において、前記被加熱部位に温度変動を来す特定の処理が行われたことを検出したなら、少なくとも、前記ヒータの通電率を所定の大きさにするための前記ＰＩＤ補償系における積分項を演算処理により求め、求めた積分項を直ちに前記ＰＩＤ補償系にプリセットすることを特徴とする射出成形機の温度制御方法。   Injection that heats the heated part with a heater, detects the temperature of the heated part with a temperature sensor, and performs temperature control by a feedback control system including a PID compensation system so that the detected temperature becomes a preset target temperature In the temperature control method of the molding machine, if it is detected that a specific process causing temperature fluctuation is performed on the heated part, at least the PID compensation for making the energization rate of the heater a predetermined magnitude An injection molding machine temperature control method characterized in that an integral term in the system is obtained by arithmetic processing, and the obtained integral term is immediately preset in the PID compensation system. 前記被加熱部位は、加熱筒の先端に設けて金型に樹脂を充填する射出ノズルであることを特徴とする請求項１記載の射出成形機の温度制御方法。   2. The temperature control method for an injection molding machine according to claim 1, wherein the heated portion is an injection nozzle that is provided at a tip of a heating cylinder and fills a mold with resin. 前記特定の処理は、成形開始時に行う前記射出ノズルを前記金型に当接させるノズルタッチ処理であることを特徴とする請求項２記載の射出成形機の温度制御方法。   The temperature control method for an injection molding machine according to claim 2, wherein the specific process is a nozzle touch process in which the injection nozzle is brought into contact with the mold at the start of molding. 前記特定の処理は、成形終了時に行う前記射出ノズルを前記金型から離間させるノズルバック処理であることを特徴とする請求項２記載の射出成形機の温度制御方法。   3. The temperature control method for an injection molding machine according to claim 2, wherein the specific process is a nozzle back process for separating the injection nozzle from the mold performed at the end of molding. 前記ノズルバック処理時には、少なくとも前記射出ノズルを加熱する目標温度を成形時の目標温度よりも高く設定することを特徴とする請求項４記載の射出成形機の温度制御方法。   5. The temperature control method for an injection molding machine according to claim 4, wherein at the time of the nozzle back processing, at least a target temperature for heating the injection nozzle is set higher than a target temperature for molding. 前記被加熱部位は、成形材料を供給するホッパーを取付けた加熱筒の後部であることを特徴とする請求項１記載の射出成形機の温度制御方法。   2. The temperature control method for an injection molding machine according to claim 1, wherein the heated portion is a rear portion of a heating cylinder attached with a hopper for supplying a molding material. 前記特定の処理が行われたことの検出により積分項を求めるための通電率に対する所定の大きさは、定格通電率の８０〜１５０〔％〕の範囲に選定することを特徴とする請求項１〜６のいずれかに記載の射出成形機の温度制御方法。   2. The predetermined magnitude with respect to the energization rate for obtaining an integral term by detecting that the specific processing has been performed is selected in a range of 80 to 150 [%] of the rated energization rate. The temperature control method of the injection molding machine in any one of -6. 前記積分項をプリセットする直前に、前記ＰＩＤ補償系における積分ゲインを、前記特定の処理が行われたことを検出した際における積分ゲインよりも大きい一時設定値に変更し、所定の設定時間が経過したなら、前記一時設定値の変更を解除することを特徴とする請求項１〜７のいずれかに記載の射出成形機の温度制御方法。   Immediately before presetting the integral term, the integral gain in the PID compensation system is changed to a temporary set value that is larger than the integral gain when the specific processing is detected, and a predetermined set time has elapsed. If it does, the change of the said temporary setting value will be cancelled | released, The temperature control method of the injection molding machine in any one of Claims 1-7 characterized by the above-mentioned. 前記ＰＩＤ補償系は、微分先行形により構成したＰＩＤ補償系を用いることを特徴とする請求項１又は８記載の射出成形機の温度制御方法。   9. The temperature control method for an injection molding machine according to claim 1, wherein the PID compensation system uses a PID compensation system constituted by a differential preceding type. 前記通電率に基づく制御は、時間比例制御又はサイリスタ位相制御により行うことを特徴とする請求項１〜９のいずれかに記載の射出成形機の温度制御方法。   The temperature control method for an injection molding machine according to any one of claims 1 to 9, wherein the control based on the energization rate is performed by time proportional control or thyristor phase control.
JP2009233244A 2009-10-07 2009-10-07 Temperature control method for injection molding machine Active JP5189577B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2009233244A JP5189577B2 (en) 2009-10-07 2009-10-07 Temperature control method for injection molding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009233244A JP5189577B2 (en) 2009-10-07 2009-10-07 Temperature control method for injection molding machine

Publications (3)

Publication Number Publication Date
JP2011079222A JP2011079222A (en) 2011-04-21
JP2011079222A5 true JP2011079222A5 (en) 2011-06-02
JP5189577B2 JP5189577B2 (en) 2013-04-24

Family

ID=44073791

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009233244A Active JP5189577B2 (en) 2009-10-07 2009-10-07 Temperature control method for injection molding machine

Country Status (1)

Country Link
JP (1) JP5189577B2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103529700B (en) * 2012-07-06 2017-07-04 安川电机（中国）有限公司 For the control device and control method of reponse system, and reponse system
CN107209523B (en) * 2014-11-26 2019-03-01 宇菱塑胶科技有限公司 Temprature control method and temperature control equipment
JP6333797B2 (en) * 2015-11-26 2018-05-30 ファナック株式会社 A numerical control device that controls the feed rate by the spindle load
JP6791948B2 (en) * 2016-03-31 2020-11-25 住友重機械工業株式会社 Injection molding machine
JP6919588B2 (en) 2018-01-31 2021-08-18 オムロン株式会社 Temperature control device, temperature control method, and temperature control program
CN114734602A (en) * 2022-03-28 2022-07-12 浙江凯华模具有限公司 Bidirectional compensation control method for temperature and pressure of mold in injection molding process
WO2023184207A1 (en) * 2022-03-30 2023-10-05 浙江凯华模具有限公司 Bidirectional compensation control method for temperature and pressure of mold during injection molding process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3567016B2 (en) * 1995-04-14 2004-09-15 ファナック株式会社 Injection molding machine
JP3753631B2 (en) * 2001-07-16 2006-03-08 東洋機械金属株式会社 Molding machine

Similar Documents

Publication Publication Date Title
JP2011079222A5 (en)
JP7260434B2 (en) Temperature control device for injection molding machine with abnormality detection function
CN108430731A (en) For by the way that feedback signal is turned to remote controllers come the remote controllers of control device and its method from local controller
TWI229031B (en) Electric injection molding machine, its injection speed and injection pressure control method thereof
CA2989624C (en) Fast response heaters and associated control systems used in combination with metal treatment furnaces
TW200734163A (en) Injection molding machine
EP2054185B1 (en) Thermal management of extruder of molding system
JP5189577B2 (en) Temperature control method for injection molding machine
US20120068373A1 (en) In an injection molding machine, a method of controlling an upstream melt preparation device
CN108290333A (en) For by the way that feedback signal is turned to remote controllers come the remote controllers of control device and its method from local controller
JP2018538175A5 (en)
WO2010017970A3 (en) Method for monitoring and/or controlling and/or regulating functions of and in injection moulding machines
US11318653B2 (en) Temperature control device, temperature control method, and non-transitory computer-readable storage medium
CN108290334A (en) For by the way that feedback signal is turned to remote controllers come the remote controllers of control device and its method from local controller
WO2011044705A9 (en) Method for controlling an injection process in an open-loop or closed-loop manner
JP2010241034A (en) Resin plasticizing device and method of operating the same
EP2572854B1 (en) Injection molding machine
JP5776288B2 (en) Temperature control device for injection mold
JP2010089431A5 (en)
JP6909259B2 (en) Molding machine temperature control device
JP5747548B2 (en) Temperature control device for injection mold
JP6909260B2 (en) Temperature control device with control output cut function of molding machine
JP6656780B1 (en) Injection nozzle temperature control method
WO2008152971A1 (en) Injection molding method and injection molding apparatus
JP5575509B2 (en) Injection molding machine and injection molding method