CN102837404B - Clamping Device of Injection Moulding Machine and mold clamping force balance adjusting method thereof - Google Patents
Clamping Device of Injection Moulding Machine and mold clamping force balance adjusting method thereof Download PDFInfo
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- CN102837404B CN102837404B CN201210327211.7A CN201210327211A CN102837404B CN 102837404 B CN102837404 B CN 102837404B CN 201210327211 A CN201210327211 A CN 201210327211A CN 102837404 B CN102837404 B CN 102837404B
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Abstract
The invention discloses a kind of Clamping Device of Injection Moulding Machine and mold clamping force balance adjusting method thereof, comprise rear pattern plate (1), moving platen (2), front template (3), elbow-bar mechanism (4) and four pull bars (5), described clamping also comprises pulling rod adjusting mechanism, described pulling rod adjusting mechanism comprise all with four pull bars (5) foil gauge (6) one to one, servomotor (7) and front nut (8), the position of described foil gauge (6) on four pull bars (5) is consistent with direction, the outer peripheral face of described front nut (8) is gear-like, described servomotor (7) is connected with driven wheel (9), described driven wheel (9) is meshed with the outer peripheral face of front nut (8), and through the balance adjusting method that closed loop feedback controls, realize the uniform force of four pull bars, thus serve the effect of mold clamping force balance adjustment, this product reliability is high, long service life.
Description
Technical field
The present invention relates to injection machine field, specifically a kind of Clamping Device of Injection Moulding Machine and mold clamping force balance adjusting method thereof.
Background technology
Clamping is the critical piece of plastic-injection moulding machine, and clamping common at present has link-type, full hydraulic, two-plate and non pull rod type.Except non pull rod type, the mould-matching structure of its excess-three kind plastic-injection moulding machine all needs pull bar as the balancing component of power.As the clamping of toggle rod type injection moulding machine; four pull bars are sheathed with rear pattern plate; moving die plate and front template; moving die plate is connected by elbow-bar mechanism with rear pattern plate; the junction of rear pattern plate and pull bar is provided with back nut; the adjusting device be positioned on rear pattern plate comprises hydraulic motor, mode transfer gear, center bull gear and back nut, and realized the adjustment of rear pattern plate position by the engagement of center bull gear and back nut, simultaneously this adjustment regulates four pull bars.
Perfect condition is in the operation of equipment, and the distortion of four pull bars is completely the same, and consistently, just can guarantee dimensional accuracy and the inherent quality of plastic products.But the clamping of prior art can, due to mechanical wear or other reasons, cause occurring following problem: 1, mold clamping force changes, and deviate from optimum setting value, as diminished, during injection, mold clamping force is not enough, and goods can be made to produce peak; As become large, then produce unnecessary energy dissipation, mechanical loss, or can not matched moulds and machine is stopped.2, an injection machine is often according to need of production, change different moulds, and the state of these moulds is not quite similar, if any the depth of parallelism of two installed surfaces of mould poor, install to after on injection machine, cause four pull bar unbalance stress, make stressed that maximum root pull bar rupture and stop production.
Summary of the invention
The technical problem to be solved in the present invention is, provides a kind of Clamping Device of Injection Moulding Machine that can regulate four pull bar force balances, and this mechanism can detect the size of mold clamping force aborning in real time, and when not breaks in production, mold clamping force is adjusted to the best; The stressed of every root pull bar can be detected in real time simultaneously, regulate in time respectively time excessive in four pull bar unbalance stress, deviation, make four pull bar uniform force.
Technical solution of the present invention is, a kind of Clamping Device of Injection Moulding Machine of following structure is provided, comprise rear pattern plate, moving platen, front template, elbow-bar mechanism and four pull bars, four described pull bars penetrate rear pattern plate, moving platen and front template, described rear pattern plate and front template are fixed on the two ends of pull bar, and rear pattern plate is connected by elbow-bar mechanism with moving platen; Described clamping also comprises pulling rod adjusting mechanism; described pulling rod adjusting mechanism comprise all with four pull bars foil gauge, servomotor and front nut one to one; the position of described foil gauge on four pull bars is consistent with direction; the outer peripheral face of described front nut is gear; described servomotor is connected with driven wheel, and described driven wheel is meshed with the outer peripheral face gear of front nut.
Adopt above structure, the present invention compared with prior art has the following advantages: adopt structure of the present invention, foil gauge is used for measure pull bar stressing conditions, the stressing conditions of four pull bars is accurately obtained by the dependent variable of foil gauge, when occur mold clamping force excessive or too small time, can mode transfer fluid motor-driven center bull gear be passed through, drive back nut rotate, make mold clamping force become large or diminish, make mold clamping force adjust to optimum setting value; When the phenomenon of appearance four pull bar unbalance stress, central controller sends instructions to servomotor, by finely tuning nut before wherein one or a few pull bar, realize the uniform force of four pull bars, thus serve the effect of mold clamping force balance adjustment, this product reliability is high, long service life.
As improvement, described pulling rod adjusting mechanism also comprises controller, and described foil gauge and servomotor are all electrically connected with controller; After making accurate feedback by the dependent variable of foil gauge to pull bar, action command is conveyed to mode transfer hydraulic motor or corresponding servomotor by controller as required, thus play the effect regulating and balance, make foil gauge and servomotor synergy, the sensitivity that improve reaction and regulate.
As improvement, described controller comprises memory cell, arithmetic element, comparator and control instruction unit, and described control instruction unit is electrically connected with servomotor; Memory cell, when mold clamping force reaches certain setting value, stores the elongation strain of each pull bar measured in real time; Operation processing unit, under this mold clamping force, calculate each pull bar strain deviation ratio (i.e. pull bar unbalance loading rate), and compare through comparator and typical set value, thus the instruction of servomotor amount of spin is sent by control instruction unit, control convenient.
As improvement, described clamping also comprises hydraulic motor, center bull gear and back nut, described hydraulic motor axle there is pinion, pinion engages with center bull gear, four described back nuts screw four pull bar Shang Bingyu center bull gear engagements, and center bull gear is installed on rear pattern plate; Adopt this design can realize moving forward or backward (mode transfer motion) of moving platen, to be applicable to the mould of different-thickness, applied widely.
Another technical problem that the present invention will solve is, provides a kind of Clamping Device of Injection Moulding Machine mold clamping force balance adjusting method realizing clamp force closed-loop control and adjustment.
Another technical solution of the present invention is, provides a kind of Clamping Device of Injection Moulding Machine mold clamping force balance adjusting method of following steps, comprises the following steps:
(1) matched moulds under the driving of force piece of the elbow-bar mechanism between rear pattern plate and moving platen, is connected to;
(2), while matched moulds, four foil gauges measure the dependent variable of every root pull bar in real time, and are stored in the memory cell of controller by measurement data;
(3), the measurement data of operation processing unit to pull bar each in memory cell of controller carry out computing, obtain the dependent variable of foil gauge and four dependent variables compare after deviation ratio;
(4) the strain deviation ratio of comparator to foil gauge, in controller compares with typical set value, comparative result is fed back to the control instruction unit of controller;
(5), control instruction unit according to operation result, make 2 judgements: be first whether total mold clamping force meets with required value, as excessive or too small, then send instructions drive hydraulic motor rotate with the size regulating mold clamping force; Secondly, four pull bars stressed whether even, thus make the instruction of wherein one or more the servomotor actions on four pull bars, servomotor rotates according to instruction and drives driven wheel, nut rotation before driven wheel drives, realizes the adjustment to pull bar mold clamping force;
(6), step 5 pair pull bar mold clamping force matched moulds again after regulating, four pull bars after overregulating are stressed to change, and then the dependent variable detected by change foil gauge, this dependent variable will be sent into central controller again and compare, until the unbalance loading rate of mold clamping force and four pull bars all meets the requirements, thus achieve the closed-loop adjustment of mold clamping force when not breaks in production.
Adopt above step, the present invention compared with prior art has the following advantages: adopt the inventive method, by the unit of controller and foil gauge cooperation, foil gauge is used for measure pull bar stressing conditions, the stressing conditions of four pull bars is accurately obtained by the dependent variable of foil gauge, when occur mold clamping force excessive or too small time, then send instructions drive hydraulic motor rotate with the size regulating mold clamping force, make mold clamping force adjust to optimum setting value; When the phenomenon of appearance four pull bar unbalance stress; by finely tuning nut before wherein one or a few pull bar, realizing the uniform force of four pull bars, thus serving the effect of mold clamping force balance adjustment; this method reliability is high, and can improve the service life of clamping.
Accompanying drawing explanation
Fig. 1 is the structural representation of Clamping Device of Injection Moulding Machine of the present invention.
Fig. 2 is the partial enlarged drawing of Fig. 1.
Fig. 3 is the theory diagram of Clamping Device of Injection Moulding Machine mold clamping force balance adjusting method of the present invention.
As shown in the figure: 1, rear pattern plate, 2, moving platen, 3, front template, 4, elbow-bar mechanism, 5, pull bar, 6, foil gauge, 7, servomotor, 8, front nut, 9, driven wheel, 10, hydraulic motor, 11, center bull gear, 12, back nut.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
As shown in Figure 1, Clamping Device of Injection Moulding Machine of the present invention, comprise rear pattern plate 1, moving platen 2, front template 3, elbow-bar mechanism 4 and four pull bars 5, four described pull bars 5 penetrate rear pattern plate 1, moving platen 2 and front template 3, described rear pattern plate 1 and front template 3 are fixed on the two ends of pull bar 5, and rear pattern plate 1 is connected by elbow-bar mechanism 4 with moving platen 2; Described clamping also comprises pulling rod adjusting mechanism; described pulling rod adjusting mechanism comprise all with four pull bars 5 foil gauge 6, servomotor 7 and front nut 8 one to one; the position of described foil gauge 6 on four pull bars 5 is consistent with direction; the outer peripheral face of described front nut 8 is gear-like; described servomotor 7 is connected with driven wheel 9, and described driven wheel 9 is meshed with the outer peripheral face of front nut 8.
Described pulling rod adjusting mechanism also comprises controller, and described foil gauge 6 and servomotor 7 are all electrically connected with controller.
Described controller comprises memory cell, arithmetic element, comparator and control instruction unit, and described control instruction unit is electrically connected with servomotor 7.
Described clamping also comprises hydraulic motor 10, center bull gear 11 and back nut 12; described hydraulic motor 10 axle there is pinion; pinion engages with center bull gear 11; four described back nuts 12 screw and engage at four pull bar 5 Shang Bingyu center bull gears 11, and center bull gear 11 is installed on rear pattern plate 1.
Clamping Device of Injection Moulding Machine mold clamping force balance adjusting method of the present invention, comprises the following steps:
(1) matched moulds under the driving of force piece of the elbow-bar mechanism between rear pattern plate and moving platen, is connected to;
(2), when matched moulds, foil gauge measures the dependent variable of pull bar in real time, and is stored in the memory cell of controller by measurement data;
(3), the measurement data of operation processing unit to pull bar each in memory cell of controller carry out computing, obtains strain value and the deviation ratio of foil gauge;
(4) comparator, in controller compares with typical set value the strain value of foil gauge and deviation ratio, comparative result is fed back to the control instruction unit of controller;
(5), control instruction unit is according to operation result, make rotary hydraulic motor to regulate the instruction of wherein one or more the servomotor actions on the instruction of mold clamping force or four pull bars, servomotor rotates according to instruction and drives driven wheel, nut rotation before driven wheel drives, realizes the stressed independence adjustment of four pull bars;
(6), step 5 to four pull bars are stressed regulate after, injection machine is matched moulds again, the tensile force acted on four pull bars there occurs change, the dependent variable being attached to the foil gauge on four pull bars also there occurs change thereupon, signal sends into central controller again, if still do not reach setting value requirement, then central controller will repeat step 4,5, until the load unbalance loading rate of total mold clamping force and four pull bars all reaches setting requirement, thus achieve the closed-loop adjustment of mold clamping force.
The operation principle of Clamping Device of Injection Moulding Machine of the present invention is as follows: the reversal valve electromagnetic actuation of hydraulic system, and pressure oil drives hydraulic motor to rotate, and drives four back nut synchronous axial system.There is screw thread in back nut, when back nut rotates, moving platen just can be made to move forward or backward (mode transfer motion), to be applicable to the mould of different-thickness, also have adjusted the size of mold clamping force simultaneously.Highly sensitive foil gauge installed by four pull bars, requires that four pull bars paste foil gauge position consistent with direction.Foil gauge is connected with the input module of central controller by wire.(effect of foil gauge is when pull bar produces elongation deformation, can accurately sense its dependent variable).Central controller will complete following functions: the signal gathering four highly sensitive foil gauges of pull bar; Signal micro voltage value and setting value are compared and calculate; Show the stressed of four pull bars on a display screen, and in line computation sum total mould power, four pull bars unbalance loading rate that is stressed and that produce as four pull bar unbalance stress separately.If find that certain root pull bar is stressed bigger than normal, then send adjustment instruction, nut before driving the adjustment motor of this pull bar to rotate, thus reduce the stressed of this pull bar.The signal of four highly sensitive foil gauges of pull bar is gathered and obtains total mold clamping force, thus judge whether current mold clamping force conforms to the mold clamping force of setting, as excessive, then drive mode transfer hydraulic motor that pine is adjusted in dynamic model position, mold clamping force is reduced; As too small, then drive mode transfer hydraulic motor to be tightened dynamic model position, mold clamping force is increased; If mold clamping force close to or exceed the rated value of this injection machine, then send alarm signal, remind administrative staff fix a breakdown or shut down, thus the unlikely damage of the equipment that ensure that.
It is to be noted, native system is online with intelligence completely, that is injection machine is among detection aborning at any time, once find that the bad symptom of a trend adjusts in time, and do not need to shut down adjustment, can greatly save time, the energy and labor cost, and in Clamping System factor, ensure the steady quality (because the quality of goods is also limited by the state of injection member) of goods; Avoid the incipient fault factor of Clamping System for Injection Molding Machine, improve the service life of equipment.
Below only just preferred embodiment of the present invention is described, but can not be interpreted as it is limitations on claims.The present invention is not only confined to above embodiment, and its concrete structure allows to change.In a word, all various changes done in the protection domain of independent claims of the present invention are all in protection scope of the present invention.
Claims (3)
1. a Clamping Device of Injection Moulding Machine, comprise rear pattern plate (1), moving platen (2), front template (3), elbow-bar mechanism (4) and four pull bars (5), four described pull bars (5) penetrate rear pattern plate (1), moving platen (2) and front template (3), described rear pattern plate (1) and front template (3) are fixed on the two ends of pull bar (5), rear pattern plate (1) is connected by elbow-bar mechanism (4) with moving platen (2), it is characterized in that: described clamping also comprises pulling rod adjusting mechanism, described pulling rod adjusting mechanism comprises and four pull bars (5) foil gauge (6) one to one, servomotor (7) and front nut (8), the position of described foil gauge (6) on four pull bars (5) is consistent with direction, the outer peripheral face of described front nut (8) is gear-like, described servomotor (7) is connected with driven wheel (9), described driven wheel (9) is meshed with the outer peripheral face gear of front nut (8), described pulling rod adjusting mechanism also comprises controller, and described foil gauge (6) and servomotor (7) are all electrically connected with controller, described controller comprises memory cell, arithmetic element, comparator and control instruction unit, and described control instruction unit is electrically connected with servomotor (7).
2. Clamping Device of Injection Moulding Machine according to claim 1; it is characterized in that: described clamping also comprises hydraulic motor (10), center bull gear (11) and back nut (12); described hydraulic motor (10) axle there is pinion; pinion engages with center bull gear (11); four described back nuts (12) screw four pull bar (5) Shang Bingyu center bull gear (11) engagements, and center bull gear (11) is installed on rear pattern plate (1).
3. a Clamping Device of Injection Moulding Machine mold clamping force balance adjusting method, is characterized in that: it comprises the following steps:
(1) matched moulds under the driving of force piece of the elbow-bar mechanism between rear pattern plate and moving platen, is connected to;
(2), while matched moulds, after mold clamping force reaches setting value, foil gauge measures the dependent variable of pull bar in real time, and is stored in the memory cell of controller by measurement data;
(3), the measurement data of operation processing unit to pull bar each in memory cell of controller carry out computing, obtains the strain deviation ratio of foil gauge;
(4) the strain deviation ratio of comparator to foil gauge, in controller compares with typical set value, comparative result is fed back to the control instruction unit of controller;
(5), control instruction unit is according to operation result, make the instruction of wherein one or more the servomotor actions on four pull bars, servomotor rotates according to instruction and drives driven wheel, and nut rotation before driven wheel drives, realizes the adjustment to pull bar mold clamping force;
(6), step (5) to four pull bars are stressed regulate after, injector is matched moulds again, the tensile force acted on four pull bars there occurs change, the dependent variable being attached to the foil gauge on four pull bars also there occurs change thereupon, signal sends into central controller again, if still do not reach setting value requirement, then central controller will repeat step (4), (5), until the load unbalance loading rate of total mold clamping force and four pull bars all reaches setting requirement, thus achieve the closed-loop adjustment of mold clamping force.
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| CN201210327211.7A CN102837404B (en) | 2012-09-06 | 2012-09-06 | Clamping Device of Injection Moulding Machine and mold clamping force balance adjusting method thereof |
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| CN201210327211.7A CN102837404B (en) | 2012-09-06 | 2012-09-06 | Clamping Device of Injection Moulding Machine and mold clamping force balance adjusting method thereof |
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| CN102837404B true CN102837404B (en) | 2015-07-29 |
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| CN103753785A (en) * | 2013-12-31 | 2014-04-30 | 海天塑机集团有限公司 | Method for monitoring mould clamping force of injection molding machine |
| JP6420091B2 (en) | 2014-08-25 | 2018-11-07 | ファナック株式会社 | Control device for injection molding machine having tie bar balance adjustment function |
| CN104527003B (en) * | 2014-12-26 | 2018-01-30 | 泰瑞机器股份有限公司 | Mold closing mechanism based on two-plate injection machine |
| CN104527002B (en) * | 2014-12-26 | 2018-01-30 | 泰瑞机器股份有限公司 | The open mold method of two-plate injection machine matched molds apparatus |
| CN105500649B (en) * | 2015-12-31 | 2018-01-02 | 海天塑机集团有限公司 | Two-plate injection machine pull bar self correcting system |
| CN105619740A (en) * | 2016-01-25 | 2016-06-01 | 海天塑机集团有限公司 | Control method for brake sticking of pull rod and automatic die adjusting method of injection molding machine |
| CN106863730A (en) * | 2016-12-29 | 2017-06-20 | 海天塑机集团有限公司 | A kind of detecting system and method for the two-plate injection machine mould depth of parallelism |
| CN109501126A (en) * | 2018-10-26 | 2019-03-22 | 盟立自动化科技(上海)有限公司 | A method of installation and debugging are carried out using injection molding machine own controller |
| CN110962314B (en) * | 2019-11-15 | 2022-05-17 | 海天塑机集团有限公司 | Method for reducing stress amplitude of pull rod of injection molding machine during mold closing |
| CN111873351B (en) * | 2020-07-08 | 2021-12-17 | 宁波大学 | A system and method for measuring the kinematic characteristics of the double toggle mold clamping mechanism of an injection molding machine |
| CN112297347B (en) * | 2020-10-19 | 2022-08-02 | 珠海格力智能装备有限公司 | Mold adjusting method and device for mold on injection molding machine, processor and injection molding machine system |
| CN113799351B (en) * | 2021-08-23 | 2023-05-09 | 西诺控股集团有限公司 | Method and device for detecting and controlling swing of injection molding machine template |
| CN113799352A (en) * | 2021-09-28 | 2021-12-17 | 德玛克（长兴）注塑系统有限公司 | Automatic calibration method and device for mold locking force of hinged bottle blank injection molding machine |
| CN115338387B (en) * | 2022-10-18 | 2023-02-03 | 泰瑞机器股份有限公司 | Three-plate type direct-pressure mold locking device and die casting machine |
| CN119272806B (en) * | 2024-12-09 | 2025-07-15 | 浙江工业大学 | CNN-GRU die closing pull rod strain prediction method based on attention mechanism |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3527872B2 (en) * | 2000-02-03 | 2004-05-17 | 東洋機械金属株式会社 | Injection molding machine and its parallelism adjustment method |
| CN101992532A (en) * | 2010-10-29 | 2011-03-30 | 华南理工大学 | System and method for automatically regulating clamping force of motor-driven injection molding machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202781738U (en) * | 2012-09-06 | 2013-03-13 | 泰瑞机器股份有限公司 | Die clamping mechanism of injection molding machine |
-
2012
- 2012-09-06 CN CN201210327211.7A patent/CN102837404B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3527872B2 (en) * | 2000-02-03 | 2004-05-17 | 東洋機械金属株式会社 | Injection molding machine and its parallelism adjustment method |
| CN101992532A (en) * | 2010-10-29 | 2011-03-30 | 华南理工大学 | System and method for automatically regulating clamping force of motor-driven injection molding machine |
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Address after: 310018, No. 245 Ze Bei Road, Cheng Yuan Industrial Zone, Xiasha Development Zone, Hangzhou, Zhejiang, Jianggan District Applicant after: TEDERIC Machinery Co.,Ltd. Address before: 310018, No. 245 Ze Bei Road, Cheng Yuan Industrial Zone, Xiasha Development Zone, Hangzhou, Zhejiang, Jianggan District Applicant before: Tederic Machine Manufacture (China) Co., Ltd. |
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Inventor after: Zheng Jianguo Inventor after: Wu Jingyang Inventor after: Lu Chenfeng Inventor after: Lin Wu Inventor after: Zhou Hongwei Inventor before: Wu Jingyang |
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