CN205601119U - Injection moulding mold temperature controlling means and injection moulding mould - Google Patents
Injection moulding mold temperature controlling means and injection moulding mould Download PDFInfo
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- CN205601119U CN205601119U CN201620090703.2U CN201620090703U CN205601119U CN 205601119 U CN205601119 U CN 205601119U CN 201620090703 U CN201620090703 U CN 201620090703U CN 205601119 U CN205601119 U CN 205601119U
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Abstract
The utility model discloses an injection moulding mold temperature controlling means and injection moulding mould, the injection moulding mould, including the mould body and set up to be used for letting in the cooling water in the body and carry out the cooling pipe of lowering the temperature to the mould body, be provided with the control of automatically controlled flow control valve and go into discharge on the oral siphon of cooling pipe, the switching that receives controller control valve is connected to automatically controlled flow control valve and controller, and the temperature probe of controller and detecting die temperature is connected, temperature information that controller receipt temperature probe detected and according to the automatically controlled flow control valve's of temperature information aperture. Mold temperature that the controller detected according to temperature probe is automatic to be controlled automatically controlled flow control valve, make the mould temperature maintain the desired temperature realized assurance injection molding parts quality, improve the goods uniformity, reduce material loss, reduce extravagant, improve production efficiency, really provide a low cost can be fast, more accurate realization temperature automatic control's injection moulding mould.
Description
Technical field
This utility model relates to the temperature control equipment of a kind of injecting molding die, and a kind of can with temperature automatic control injecting molding die.
Background technology
In the modern life, plastic cement product is various the articles for daily use and the requisite parts of electronic equipment, along with the day by day exquisite of Product Process and the raising of consumers' aesthetic eye, requirement to plastic cement product used is more and more higher, it is embodied in the requirement that the aspects such as the outward appearance to goods, dimensional accuracy, degree of deformation are high, and in injection molding technique, mold temperature factor is the most crucial to control and the production efficiency of these indexs；When mold temperature is higher, beneficially plastic cement flowing filling, after product surface is effective, but the highest mould temperature can cause the product demoulding, deformation is big, needs overcome longer cool time, thus reduces production efficiency；If mold temperature is on the low side, it is unfavorable for plastic cement flowing filling, causes goods starved or surface weld mark obvious；Furthermore, the height change of mould temperature easily causes the concordance of goods and is deteriorated, and the dimensional accuracy of goods is difficult to ensure that.
Mould the most conventional mode that controls of its temperature when molding has three kinds:
Mode one: hot alternating temperature high-light no-trace injection molding technology.It is to utilize high-temperature hot steam, High Temperature High Pressure hot water, mould local that the methods such as high-efficiency electric heating device are installed, make that some local location of mould is instantaneous reaches at a relatively high temperature, ensure moulding material and the mould of plastics temperature difference the least in the case of Fast Filling die cavity, and while moulding material cools down, the heating agent such as steam, superheated water is transformed to cold water thus quickly reduces the one novel assistant formation technique of mold temperature.The method can obtain local location surface quality effect the highest product, but it needs, and expensive special equipment, its technology of die manufacturing are complicated, cost is high, and it needs being used alternatingly of vapours and cold water, offer heating agent repeatedly and coolant are provided, its energy consumption is the biggest, it is typically limited to high-end applications, it is impossible to universal.
Mode two: oil temperature machine, cooling-water machine assistant formation.Oil temperature machine, arranges heated oil in its mould, provides deep fat heating mould by oil temperature machine.Its temperature be applicable to injection moulding process is unable to reach the mould of injection temperature, heats mould by oil temperature, makes mould maintain injection temperature.Its in injection moulding process temperature can higher than required injection temperature time, it is difficult to taking away heat, being unsuitable in injection moulding process temperature can be higher than the situation of injection temperature.Cooling-water machine, arranges cooling water pipe in its mould, carries Cooling Water by cooling-water machine and takes away heat, lowers the temperature to mould.It should be molded self heat be applicable to injection moulding process and cause the too high mould of mould temperature, by cooling water temperature, makes mould maintain injection temperature.It is unsuitable for being molded the heat self produced in injection moulding process and is unable to maintain that the situation of injection temperature.
Mode three: normal-temperature water circulating cooling assistant formation.This mode tradition the most, with conventional, has universality routinely, accounts for injection industry more than 90%, energy saving economy.It utilizes mould nature intensification principle high temperature plastic rubber shaping material periodicities to inject die cavity, through heat transfer, mold temperature constantly rises, tend towards stability during with mould conduct radiation heat radiation to balance, heating rate and the upper limit are relevant with device context and temperature environment, general temperature can produce required mould temperature beyond normal, so that reduce mold temperature with cooling water.By temperature and the flow of Artificial Control cooling water, maintain mould to be in constant injection temperature, thus realize the control to injection temperature, it is ensured that injection quality.This kind of mode has the advantage of low cost, but its mould temperature rise needs a process, and the product typical temperature that early stage pours necessarily can not meet requirement, and percent defective is higher.Additionally, its regulation to cooling water, usually Artificial Control, higher to the skill requirement of operator, need the operator with rich experiences, the water yield can be adjusted faster, quickly make mould temperature maintain temperature required.For the function lacked experience, easily occur, temperature drift or situation on the low side, the percent defective increased further.
Utility model content
The purpose of this utility model is to overcome above-mentioned prior art defect, the injecting molding die temperature control equipment that can realize the temperature automatic control to injecting molding die quickly, more accurately of a kind of low cost is provided, and uses the injecting molding die of this die temperature control device.
A kind of injecting molding die temperature control equipment, including water inlet pipe, the automatically controlled flow control valve for controlling water inlet pipe flow it is provided with on described water inlet pipe, automatically controlled flow control valve is connected with controller, its aperture is controlled by controller, controller is also connected with detecting the temperature probe of mold temperature, receives the temperature information that temperature probe detects, and controls the aperture of automatically controlled flow control valve according to temperature information.
A kind of injecting molding die temperature control equipment described in the utility model, water inlet pipe is connected die cooling pipeline water inlet, after return pipe connection die cooling pipeline outlet, enter the cooling water of die cooling pipeline, enter back in the cooling line of mould after need to flowing through automatically controlled flow control valve, when temperature probe monitoring mold temperature is higher, automatically controlled Flow-rate adjustment valve opening can be controlled by controller and open greatly, increase the flow of cooling water, so that cooling line can take away more heat, mold temperature is made to reduce；When temperature probe monitoring mold temperature is on the low side, automatically controlled Flow-rate adjustment valve opening can be controlled by controller again and turn down, reduce the flow of cooling water, thus reduce the heat that cooling line is taken away, make mold temperature raise.Described injecting molding die temperature control equipment, it is achieved that automatically controlling of mold temperature, in the case of being not required to manual operation, ensure that temperature controlled precision reliably, and the stability of the product quality of raising reduces percent defective.
A kind of injecting molding die described in the utility model, including die ontology and be arranged on this most internal for by cooling water be passed through the cooling pipe that die ontology is lowered the temperature, the water inlet pipe being connected with the water inlet of cooling pipe is provided with the automatically controlled flow control valve of scalable water inlet pipe flow, automatically controlled flow control valve is connected with controller, its aperture is controlled by controller, controller is also connected with detecting the temperature probe of mold temperature, receive the temperature information that temperature probe detects, and control the aperture of automatically controlled flow control valve according to temperature information.
Injecting molding die described in the utility model, body and this including existing mold are internal for cooling water is passed through the cooling pipe lowering the temperature die ontology, by the automatically controlled flow control valve connected in the oral siphon upper end of cooling pipe, die ontology arranges the temperature probe of Measurement die temperature, controller can be according to the height of the temperature of temperature probe sensing, control the degree of opening and closing, thus control cooling water flow and the size of heat can be taken away, thus realize mold temperature is automatically controlled, make more stable the maintaining under required injecting forming temperature of mould.Described mould, its temperature can realize automatically controlling, and control accuracy is higher, the steady quality of every batch of goods, and the process of control is without manually, it also avoid the experience impact on quality of item of operator while saving labour cost.And the injecting molding die of this kind of temperature automatic control than original hot alternating temperature high-light no-trace injection molding technology and oil temperature machine, that cooling-water machine assistant formation has equipment is simple, the advantage of low cost, the normal-temperature water circulating cooling assistant formation that contrast is presently the most commonly used has again injection-moulded plastic part quality better, goods concordance is high, spillage of material is low, reduce waste, improve the advantages such as production efficiency.Really provide the injecting molding die that can realize temperature automatic control quickly, more accurately of a kind of low cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of injecting molding die temperature control equipment；
Fig. 2 is the structural representation of a kind of injecting molding die；
Fig. 3 is the structural representation of another injecting molding die.
Detailed description of the invention
As shown in Figure 1, a kind of injecting molding die temperature control equipment, including water inlet pipe, the automatically controlled flow control valve 3 for controlling water inlet pipe flow arranged on water inlet pipe, automatically controlled flow control valve is connected with controller 4, controller control its aperture, and controller is also connected with detecting the temperature probe 5 of mold temperature, receive the temperature information that temperature probe detects, and control the aperture of automatically controlled flow control valve according to temperature information.
As shown in Figure 2, a kind of injecting molding die, including die ontology 1 and be arranged on this most internal for by cooling water be passed through the cooling pipe 2 that die ontology is lowered the temperature, the water inlet pipe being connected with the water inlet of cooling pipe is provided with the automatically controlled flow control valve 3 of scalable water inlet pipe flow, automatically controlled flow control valve is connected with controller 4, its aperture is controlled by controller, controller is also connected with detecting the temperature probe 5 of mold temperature, receive the temperature information that temperature probe detects, and control the aperture of automatically controlled flow control valve according to temperature information.
Described mould, the temperature when front mold is determined by arranging the temperature probe of detection mold temperature, and increase controller and automatically controlled flow control valve, controller is according to the aperture of Current Temperatures control and regulation valve, automatically the water yield is quickly adjusted by the control of automatically controlled flow control valve is allowed to, without manual adjustment, and by controlling thus according to Current Temperatures, its accuracy adjusted also to exceed common manual adjustment, also reduce the number of rejects and seconds while saving equipment cost and cost of labor rate, reduce spillage of material, it is to avoid unnecessary waste.
As shown in Figure 2, injecting molding die described in the utility model also can arrange a display, this display and controller are connected to show current mold temperature and design temperature, operator can substantially judge the realization needed for mould molding according to display situation, carry out the preparation of next step operation in advance, each operation is made preferably to coordinate, rate of reducing the number of rejects and seconds further while improving production efficiency.But, pre-setting of the design temperature in source generally controller, operator are non-adjustable, and this kind of situation then may cause to preset temperature unreasonable, original preset temperature to be only capable of meeting a certain or production technology of different materials, limit mold use, to this, but this injecting molding die also can arrange device, and this arranges device and is connected with controller equally, in order to arrange the design temperature of controller, design temperature is made rationally to be applicable to the production of various different materials.
Described temperature probe 5 is in order to detect mold temperature, controller controls the aperture of automatically controlled flow control valve according to the current mold temperature that temperature probe detects, to this, the cooling water injection rate in the more accurate then injection moulding process of the temperature that temperature probe detects more can accurately regulate.In order to obtain mold temperature accurately, temperature probe 5 can be arranged at mould inside.
Described injecting molding die, it is possible to such as Fig. 3, including upper die and lower die, be arranged on mould body and lower mould body is interior for cooling water is passed through the cooling pipe lowering the temperature die ontology；The oral siphon of the cooling pipe of upper mould body is provided with the control Flux Valve Control discharge that powers on, automatically controlled Flux Valve Control discharge under being provided with on the oral siphon of the cooling pipe of lower mould body, upper mold is provided with the upper temperature probe of monitoring upper mold temperature, lower mold is provided with the lower temperature probe of monitoring lower mold temperature, upper mold temperature probe, lower mold temperature probe, the flow control that powers on adjustable valve with under automatically controlled flow control valve be all connected with controller, controller controls the aperture of the automatically controlled flow control valve of upper mold according to the current mold temperature that upper mold temperature controller detects, current mold temperature according to the detection of lower mold temperature controller controls the aperture of the automatically controlled flow control valve of lower mold.It can control upper die and lower die respectively and be in different temperature, as upper mold controls to be in higher injecting forming temperature, and lower mold controls to be in relatively low injecting forming temperature, higher upper mold temperature can ensure that precision and the quality of product surface, makes product external surfaces bright and clean attractive in appearance.Relatively low lower mold temperature, then can reduce the demoulding time, improves efficiency.
Claims (6)
1. an injecting molding die temperature control equipment, it is characterized in that: include water inlet pipe, the automatically controlled flow control valve for controlling water inlet pipe flow it is provided with on described water inlet pipe, automatically controlled flow control valve is connected with controller, its aperture is controlled by controller, controller is also connected with detecting the temperature probe of mold temperature, receives the temperature information that temperature probe detects, and controls the aperture of automatically controlled flow control valve according to temperature information.
A kind of injecting molding die temperature control equipment the most according to claim 1, it is characterised in that: described controller is also associated with the display for showing mould Current Temperatures and design temperature.
A kind of injecting molding die temperature control equipment the most according to claim 1, it is characterised in that: described controller is also associated with arranging device for arrange temperature threshold.
4. an injecting molding die, including die ontology and be arranged on this most internal for by cooling water be passed through the cooling pipe that die ontology is lowered the temperature, it is characterized in that: on the oral siphon of cooling pipe, be provided with automatically controlled Flux Valve Control discharge, automatically controlled flow control valve is connected the opening and closing of the regulation valve that is controlled by the controller with controller, controller is connected with the temperature probe of detection mold temperature, and controller receives the temperature information that temperature probe detects the aperture adjusting automatically controlled flow control valve according to temperature information.
A kind of injecting molding die the most according to claim 4, it is characterised in that: being provided with on die ontology and goed deep into the slot within die ontology by die ontology surface, temperature probe is inserted and fixed in slot.
6. an injecting molding die, including upper die and lower die, is arranged on mould body and lower mould body is interior for cooling water is passed through the cooling pipe lowering the temperature die ontology；It is characterized in that: on the oral siphon of the cooling pipe of upper mould body, be provided with the control Flux Valve Control discharge that powers on, automatically controlled Flux Valve Control discharge under being provided with on the oral siphon of the cooling pipe of lower mould body, upper mold is provided with the upper temperature probe of monitoring upper mold temperature, lower mold is provided with the lower temperature probe of monitoring lower mold temperature, upper mold temperature probe, lower mold temperature probe, the flow control that powers on adjustable valve with under automatically controlled flow control valve be all connected with controller, controller controls the aperture of the automatically controlled flow control valve of upper mold according to the current mold temperature that upper mold temperature controller detects, current mold temperature according to the detection of lower mold temperature controller controls the aperture of the automatically controlled flow control valve of lower mold.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620090703.2U CN205601119U (en) | 2016-01-29 | 2016-01-29 | Injection moulding mold temperature controlling means and injection moulding mould |
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| CN201620090703.2U CN205601119U (en) | 2016-01-29 | 2016-01-29 | Injection moulding mold temperature controlling means and injection moulding mould |
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| CN205601119U true CN205601119U (en) | 2016-09-28 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108215089A (en) * | 2018-02-06 | 2018-06-29 | 佛山市懿燊科技服务有限公司 | A kind of runner control size structure of injection mold |
| CN109454829A (en) * | 2019-01-13 | 2019-03-12 | 太仓德纳森机电工程有限公司 | A kind of molding die |
| CN109571899A (en) * | 2018-11-02 | 2019-04-05 | 广西大学行健文理学院 | A kind of A.T.C aluminum alloy mould |
| CN112208187A (en) * | 2020-08-25 | 2021-01-12 | 宣城开盛新能源科技有限公司 | Flexible assembly cold pressing process and device capable of automatically adjusting cooling rate |
-
2016
- 2016-01-29 CN CN201620090703.2U patent/CN205601119U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108215089A (en) * | 2018-02-06 | 2018-06-29 | 佛山市懿燊科技服务有限公司 | A kind of runner control size structure of injection mold |
| CN109571899A (en) * | 2018-11-02 | 2019-04-05 | 广西大学行健文理学院 | A kind of A.T.C aluminum alloy mould |
| CN109454829A (en) * | 2019-01-13 | 2019-03-12 | 太仓德纳森机电工程有限公司 | A kind of molding die |
| CN112208187A (en) * | 2020-08-25 | 2021-01-12 | 宣城开盛新能源科技有限公司 | Flexible assembly cold pressing process and device capable of automatically adjusting cooling rate |
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