CN100558536C - The multiple spot mould temperature control system of the molten trace Shooting Technique of Gao Guangwu - Google Patents
The multiple spot mould temperature control system of the molten trace Shooting Technique of Gao Guangwu Download PDFInfo
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- CN100558536C CN100558536C CNB2008100141911A CN200810014191A CN100558536C CN 100558536 C CN100558536 C CN 100558536C CN B2008100141911 A CNB2008100141911 A CN B2008100141911A CN 200810014191 A CN200810014191 A CN 200810014191A CN 100558536 C CN100558536 C CN 100558536C
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Abstract
The invention provides a kind of high light does not have the multiple spot mould temperature control system of molten trace Shooting Technique, mainly comprises heating boiler, cooling pond, water pump, compressed air, blender and control module; Heating boiler is connected with steam pipework, and the cooling pond is connected with cooling water pipeline by water pump, and compressed air is connected with compressed air line, and the outlet of blender is connected with the cooling pond, is provided with two branch roads that are connected with a mold respectively on the steam pipework at least; Cooling water pipeline has three branch roads at least, and wherein a branch road is connected with the import of blender, all is provided with control valve on other each branch roads and also is connected with a mold respectively; At least be provided with two branch roads that are connected with a mold respectively on the compressed air line.The present invention can realize simultaneously many molds are carried out temperature control by a sleeving temperature control system, simplifies the structure, and has reduced cost, has reduced the floor space of system, has increased technical staff's operating space.
Description
Technical field
The present invention relates to be applicable to the temperature control system that requires best bright finish, do not have the injecting molding die of molten trace, high surface strength.The injection molding technology field that belongs to the materials processing subject.
Background technology
Along with plastic products use increasingly extensive, people are more and more higher to the requirement of precision, surface quality and the intensity of plastic products, still, and for some defectives in the injection moulding process, as: weld mark, current mark, plastic products presentation quality difference etc., common injection molded technology can't solve.The molten trace Shooting Technique of Gao Guangwu can obtain the product of high accuracy, best bright finish, this technology is in process of injection molding, with injection mold cavity or core rod quickly heat up near or be higher than the heat distortion temperature of polymer, then polymer is expelled in the mold cavity, the temperature that in injection and pressure maintaining period, always keeps mould or core rod, last cooling die die cavity or core rod are fast opened mould after mold temperature is cooled to a certain degree, take out product.
At present, the temperature control system of the molten trace Shooting Technique of Gao Guangwu mainly comprises temperature controller, water pump, control module, touch-screen, pipeline, valve, blender etc.Be provided with steam pipework, cooling water pipeline, compressed air line, blender, depanning pipeline and progressive die pipeline in the temperature controller, the depanning pipeline all is connected with the import of blender with cooling water pipeline, the outlet of blender is connected with water tank, steam pipework, cooling water pipeline and compressed air line all are connected with the progressive die pipeline, be connected with cooling water control valve and water pump in the cooling water pipeline, on the tube wall of progressive die pipeline and depanning pipeline temperature sensor be installed all.Steam pipework on the temperature controller, cooling water inlet pipe road, CWR road, compressed air line etc. are connected respectively with the heating boiler of outer setting, cooling tower, cooling water retracting device, air compressor machine etc. respectively.And every suit temperature controller can only be controlled the injection mold temperature of an injection machine, and these can increase the complexity that the workshop is arranged undoubtedly, and can increase the installation cost of system.
Summary of the invention
The present invention is directed to and have the problems such as injection mold that temperature controller costs an arm and a leg, a sleeving temperature controller can only be controlled an injection machine that high light does not have molten trace Shooting Technique now, the multiple spot mould temperature control system that a kind of cost is low, can melt the trace Shooting Technique to the Gao Guangwu that the injection mold of many injection machines is controlled simultaneously is provided.
The present invention is achieved by the following technical solutions:
The multiple spot mould temperature control system of the molten trace Shooting Technique of Gao Guangwu mainly comprises heating boiler, cooling pond, water pump, compressed air, blender and control module; Heating boiler is connected with steam pipework, the cooling pond is connected with cooling water pipeline by water pump, compressed air is connected with compressed air line, the outlet of blender is connected with the cooling pond, at least be provided with two branch roads that are connected with a mold respectively on the steam pipework, all be provided with control valve on every branch road; Cooling water pipeline has three branch roads at least, and wherein a branch road is connected with the import of blender, all is provided with control valve on other each branch roads and also is connected with a mold respectively; At least be provided with two branch roads that are connected with a mold respectively on the compressed air line, all be provided with control valve on every branch road, the outlet of every mold is connected to blender through check valve; All be provided with temperature sensor in the mould and on the branch road inwall of various pipelines, each temperature sensor all is connected with control module by communication cable with control valve.
The import and the outlet of steam pipework, cooling water pipeline and compressed air line are provided with filter.
Control module can adopt Programmable Logic Controller (PLC), microcomputer or industrial computer etc.
Each control valve can adopt Pneumatic three-way ball valve, pneumatic angle pedestal valve, electric three passes ball valve or magnetic valve etc.
Water pump can adopt self priming pump, centrifugal pump, booster pump, tubing pump, impeller pump or driving pump etc.
During concrete the application, the port of export of every branch road of steam pipework is connected with the import of a mold respectively; The port of export of every branch road of cooling water pipeline is connected with the import of a mold respectively; The port of export of every branch road of compressed air line is connected with the import of a mold respectively.The outlet of every mold is connected to blender through check valve, and then turns back to the cooling pond.Therefore the present invention can carry out temperature control to many molds by a cover control system.
In injection moulding process, when mould was opened, control module received the die sinking signal of injection machine feedback, and the control high steam enters every mold by each branch road, and mould is heated.When mold temperature met the requirements of scope, the temperature sensor in the mould was passed to control module with temperature signal, and the control valve of control module on the steam branch road sends out code, sent the signal that can inject to injection machine simultaneously.After injection finishes, control module will receive the melten gel signal of injection machine feedback, and the control cooling water enters every mold by each branch road, and mould is cooled off; When mold cools down during to the temperature range that requires, temperature sensor in the mould is passed to control module with temperature signal, the control valve of control module on the cooling water branch road sends steering order, and the control valve on corresponding compressed air branch road sends OPEN simultaneously.After control valve on the compressed air branch road was opened, compressed air entered mould, and the cooling water in the mould is all blown out.After cooling water in mould all blows out, control module to injection machine send can die sinking signal, when injection moulding machine mould open, control module will receive the die sinking signal of injection machine feedback, and carry out next one automatically and circulate.
The present invention can be docked with the control system of two above injection machines, carries out information exchange with two above injection machines simultaneously, by a sleeving temperature control system many molds is carried out temperature control.Can monitor the die sinking action of two above injection machines respectively, measure the mould of plastics temperature inside situation of change that is installed on many injection machines in real time, send corresponding information to injection machine respectively according to variation of temperature, guarantee that many injection moulding functions inject plastic cement under suitable mold temperature.In addition, injection machine is when the beginning melten gel, and the present invention will collect this signal of corresponding injection machine, and at once cooling water is fed the mould of installing on the corresponding injection machine, mould and plastic products are cooled off, and after being cooled to corresponding temperature, injection moulding machine mould open also takes out plastic products.The present invention can heat and cooling mould of plastics according to each stage of injection cycle, mold temperature control accuracy height, mold heated and cooling range are big, utilize this controller can obtain high surface brightness, weldless trace, need spray process, good product performance, plastic products that production cost is low.
The present invention can realize simultaneously the mould on many covers injection machine is carried out temperature control by a sleeving temperature control system.Can only control a mold with a present sleeving temperature control system and compare, simplify the structure, reduce cost, reduced the floor space of system, increase technical staff's operating space.
Description of drawings
Accompanying drawing is a structural principle schematic diagram of the present invention.
Among the figure: 1, water pump, 2, check valve, 3, pneumatic angle pedestal valve, 4, pneumatic angle pedestal valve, 5, pneumatic angle pedestal valve, 6, pneumatic angle pedestal valve, 7, blender, 8, pneumatic angle pedestal valve, 9, pneumatic angle pedestal valve, 10, pneumatic angle pedestal valve, 11, pneumatic angle pedestal valve, 12, check valve, 13, check valve, 14, moulds, 15, No. two moulds, 16, boiler, 17, the cooling pond, 18, compressed air.
The specific embodiment
Embodiment:
As shown in drawings, multiple spot mould temperature control system of the present invention mainly comprises water pump 1, control module (not drawing among the figure), various pipeline (solid line is represented cooling water and steam pipework among the figure, and chain-dotted line is represented compressed air line), various control valve and blender 7 etc.Be provided with temperature sensor in mould 1 and the mould 2 15, be separately installed with temperature sensor in the pipeline of connection mould 1 and No. two mould 15 entrance and exits, each temperature sensor all is connected with control module by communication cable with control valve, and control module is connected with touch-screen by communication cable.
The high temperature and high pressure steam that boiler 16 produces enters a mould 14 and No. two moulds 15 by two branch roads of steam pipework, the import that the pneumatic angle pedestal valve 6 of leading up to enters a mould 14, and another road enters the import of No. two moulds 15 by pneumatic angle pedestal valve 8.Cooling water in the cooling pond 17 is divided into three branch roads by check valve 2 again through water pump 1 pressurization, the import that the pneumatic angle pedestal valve 3 of leading up to enters No. two moulds 15, and the pneumatic angle pedestal valve 4 of leading up to enters blender 7, gets back to cooling pond 17 then; The import that the pneumatic angle pedestal valve 5 of leading up to again enters a mould 14.The compressed air line that connects with compressed air 18 is divided into three branch roads, the import that the pneumatic angle pedestal valve 10 of leading up to enters a mould 14, the import that the pneumatic angle pedestal valve 9 of leading up to enters No. two moulds 15, one the tunnel is the switch of each pneumatic angle pedestal valve of control again, each pneumatic angle pedestal valve also is connected with a two-bit triplet magnetic valve, and each two-bit triplet magnetic valve all is connected with control module.The cooling water that returns from 14 outlets of mould and No. two mould 15 outlets passes through pneumatic angle pedestal valve 11 and blender 7 again and turns back to cooling pond 17 respectively by merging together behind check valve 13 and the check valve 12.The steam that returns from 14 outlets of mould and No. two mould 15 outlets passes through blender 7 again and turns back to cooling pond 17 respectively by merging together behind check valve 13 and the check valve 12.All be provided with temperature sensor in mould 14 and No. two moulds 15 and on the branch road inwall of various pipelines, each temperature sensor and the two-bit triplet magnetic valve of controlling pneumatic angle pedestal valve all are connected with control module by communication cable.
The high temperature and high pressure steam of a mould 14 and No. two moulds 15 of flowing through changes water into behind cooling water temperature in blender 7, flow back to cooling pond 17 together with cooling water.
The control procedure of mould 14 and one injection machine is:
In injection moulding process, when a mould 14 is opened, control module will receive the die sinking signal of an injection machine feedback, and send OPEN to pneumatic angle pedestal valve 6 according to signal, send out code to pneumatic angle pedestal valve 5, allow high steam feed a mould 14 import, a mould 14 is heated.The outlet by a mould 14 of residue vapor of a mould 14 of flowing through and water to blender 7, and then turns back to cooling pond 17 through check valve 13.When the temperature of a mould 14 reached claimed range, No. one mould 14 interior temperature sensors were passed to control module with temperature signal, and control module sends out code to pneumatic angle pedestal valve 6, sends the signal that can inject to an injection machine simultaneously.After injection finishes, No. one injection machine enters the melten gel stage, and control module will receive the melten gel signal of an injection machine feedback, send OPEN to pneumatic angle pedestal valve 5, the import that cooling water enters a mould 14 through pneumatic angle pedestal valve 5 is cooled off a mould 14.When a mould 14 temperature when meeting the requirements of scope, No. one mould 14 interior temperature sensors are passed to control module with temperature signal, control module sends out code to pneumatic angle pedestal valve 5, simultaneously send OPEN to pneumatic angle pedestal valve 10, the import that compressed air 18 pneumatic angle pedestal valves 10 enter a mould 14, mould 14 interior cooling waters are all blown out, and cooling water that blows out and compressed air export and blenders 7 through a mould 14, and then get back to the cooling pond.After cooling water in mould 14 all blows out, control module to injection machine send can die sinking signal, when an injection moulding machine mould open, this system will receive the die sinking signal of an injection machine feedback, and carry out next one automatically and circulate.
The control procedure of No. two moulds 15 and No. two injection machines thereof is:
In injection moulding process, when No. two moulds 15 are opened, this system will receive the die sinking signal of No. two injection machine feedbacks, and send OPEN to pneumatic angle pedestal valve 8 according to signal, send out code to pneumatic angle pedestal valve 3, allow high steam feed the import of No. two moulds 15, No. two moulds 15 are heated.The outlet by No. two moulds 15 of residue vapor of No. two moulds 15 of flowing through and water to blender 7, and then turns back to cooling pond 17 through check valve 12.When the temperature of No. two moulds 15 reached claimed range, No. two mould 15 interior temperature sensors were passed to control module with temperature signal, and control module sends out code to pneumatic angle pedestal valve 8, sends the signal that can inject to No. two injection machines simultaneously.After injection finishes, No. two injection machine enters the melten gel stage, and control module will receive the melten gel signal of No. two injection machine feedbacks, send OPEN to pneumatic angle pedestal valve 3, the import that cooling water enters No. two moulds 15 through pneumatic angle pedestal valve 3 is cooled off No. two moulds 15.When the temperature of No. two moulds 15 meets the requirements of scope, No. two mould 15 interior temperature sensors are passed to control module with temperature signal, control module sends out code to pneumatic angle pedestal valve 3, simultaneously send OPEN to pneumatic angle pedestal valve 9, the import that compressed air 18 moving angle pedestal valves 9 enter No. two moulds 15, No. two mould 15 interior cooling waters are all blown out, and cooling water that blows out and compressed air export and blenders 7 through No. two moulds 15, and then get back to cooling pond 17.After cooling water in No. two moulds 15 all blows out, control module to No. two injection machines send can die sinking signal, when No. two injection moulding machine mould opens, this system will receive the die sinking signal of No. two injection machine feedbacks, and carry out next one automatically and circulate.
After temperature control system of the present invention starts, water pump 1 continuous service.Only when pneumatic angle pedestal valve 3 and pneumatic angle pedestal valve 5 were closed condition, pneumatic angle pedestal valve 4 just was in open mode.
For guaranteeing that impurity does not enter in the various pipelines, cooling water filters it by 100 order filters before entering cooling water pipeline.Flow through and by 100 order filters it is filtered before the steam of a mould 14 and No. two moulds 15 and cooling water enter each pipeline once more.
When two overlap with mold, the corresponding increase of branch number of various pipelines, control procedure is the same.
Claims (2)
1. a high light does not have the multiple spot mould temperature control system of molten trace Shooting Technique, mainly comprises heating boiler, cooling pond, water pump, compressed air, blender and control module; Heating boiler is connected with steam pipework, the cooling pond is connected with cooling water pipeline by water pump, compressed air is connected with compressed air line, the outlet of blender is connected with the cooling pond, it is characterized in that: be provided with two branch roads that are connected with a mold respectively on the steam pipework at least, all be provided with control valve on every branch road; Cooling water pipeline has three branch roads at least, and wherein a branch road is connected with the import of blender, all is provided with control valve on other each branch roads and also is connected with a mold respectively; At least be provided with two branch roads that are connected with a mold respectively on the compressed air line, all be provided with control valve on every branch road, the outlet of every mold is connected to blender through check valve; All be provided with temperature sensor in the mould and on the branch road inwall of various pipelines, each temperature sensor all is connected with control module by communication cable with control valve.
2. high light according to claim 1 does not have the multiple spot mould temperature control system of molten trace Shooting Technique, it is characterized in that: the import and the outlet of steam pipework, cooling water pipeline and compressed air line are provided with filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100141911A CN100558536C (en) | 2008-02-26 | 2008-02-26 | The multiple spot mould temperature control system of the molten trace Shooting Technique of Gao Guangwu |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100141911A CN100558536C (en) | 2008-02-26 | 2008-02-26 | The multiple spot mould temperature control system of the molten trace Shooting Technique of Gao Guangwu |
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| Publication Number | Publication Date |
|---|---|
| CN101229678A CN101229678A (en) | 2008-07-30 |
| CN100558536C true CN100558536C (en) | 2009-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2008100141911A Expired - Fee Related CN100558536C (en) | 2008-02-26 | 2008-02-26 | The multiple spot mould temperature control system of the molten trace Shooting Technique of Gao Guangwu |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8663537B2 (en) | 2012-05-18 | 2014-03-04 | 3M Innovative Properties Company | Injection molding apparatus and method |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4926156B2 (en) * | 2008-11-06 | 2012-05-09 | 三菱重工プラスチックテクノロジー株式会社 | Mold temperature control circuit for injection molding apparatus and heat medium discharge method |
| CN202846844U (en) | 2010-04-21 | 2013-04-03 | 三菱重工塑胶科技股份有限公司 | Injection molding device |
| CN102179909B (en) * | 2011-03-04 | 2013-02-27 | 慈溪市盛艺模具有限公司 | High-brightness non-melted mark steam injection mold and using method thereof |
| CN105500584A (en) * | 2014-09-26 | 2016-04-20 | 国家电网公司 | Cooling system for die |
| CN107599260A (en) * | 2017-10-23 | 2018-01-19 | 天津蓝科机械有限公司 | A kind of Multifunctional mould temperature controller |
| CN114074452B (en) * | 2020-08-21 | 2024-03-19 | 汉达精密电子(昆山)有限公司 | Vapor compressed gas combined quenching and rapid heating system and method |
Citations (2)
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|---|---|---|---|---|
| CN201009412Y (en) * | 2005-11-14 | 2008-01-23 | 扶馀Tempcon株式会社 | Device for temperature control of mould |
| CN201158129Y (en) * | 2008-02-26 | 2008-12-03 | 山东大学 | Multi-point mould temperature controller of highlight non weld mark injection made process |
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2008
- 2008-02-26 CN CNB2008100141911A patent/CN100558536C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201009412Y (en) * | 2005-11-14 | 2008-01-23 | 扶馀Tempcon株式会社 | Device for temperature control of mould |
| CN201158129Y (en) * | 2008-02-26 | 2008-12-03 | 山东大学 | Multi-point mould temperature controller of highlight non weld mark injection made process |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8663537B2 (en) | 2012-05-18 | 2014-03-04 | 3M Innovative Properties Company | Injection molding apparatus and method |
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| CN101229678A (en) | 2008-07-30 |
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