CN201205751Y - Double-loop bowstring wave type mold temperature control machine - Google Patents
Double-loop bowstring wave type mold temperature control machine Download PDFInfo
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- CN201205751Y CN201205751Y CNU2008201112146U CN200820111214U CN201205751Y CN 201205751 Y CN201205751 Y CN 201205751Y CN U2008201112146 U CNU2008201112146 U CN U2008201112146U CN 200820111214 U CN200820111214 U CN 200820111214U CN 201205751 Y CN201205751 Y CN 201205751Y
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Abstract
A double-return passage sine wave type mould temperature control machine includes a male mould and a female mould which are both provided with double-water channel return passages. The hot water return passage is provided with four electromagnetic valves and a heating device, the cold water return passage is provided with a high pressure gas supply device, a cold water supply device and three electromagnetic valves, wherein, the male mould and the female mould make the cold and hot circulations have no conflict through double return passages, and achieve the control of sudden cold or hot. During the molding process of ejecting raw plastic material, the raw plastic material is made to flow easily and effectively filled into each corner so as to eliminate stress and join lines, thereby efficiently obtaining the finished plastic product with bright and beautiful surface.
Description
Technical field
The utility model provides a kind of Jet forming machine structure, refers to a kind of double loop chord wave type die heater especially.
Background technology
The Jet forming machine shaping position group of processing equipment is provided with mould, enter cooling forming in the mould by perfusion plastic cement liquid, again formed article is taken out, therefore Jet forming machine is before making product, enter in the mould water route with hot water earlier, mold temperature is brought up to temperature required (for example 120 ℃), again plastic material is injected in the mould, after plastic material being filled to stop several seconds approximately in each corner in the mould, using frozen water (for example 10 ℃) instead after hot water being cut off injects in the mould water route again, cooling die with plastics cool to temperature required after, finished product is taken out in die sinking again, the mold temperature of so can heating fast, and quick cooling die temperature increase production efficiency and also make the finished product more beautiful, dimensionally stable, can save plastic material again.The mould of known cooperation die heater (consulting shown in Figure 4), its mould 50 (comprising male mould and master tooling) all only disposes single runner 51, so when mould 50 (comprising male mould and master tooling) perfusion plastic cement liquid, need promote temperature, just frozen water must be removed and to pour into hot water (or steam) lifting mould 50 temperature again, it is same after perfusion plastic cement liquid is finished, need do the cooling of mould 50, just must remove hot water (or steam) this moment, could pour into frozen water again and reduce mould 50 temperature, cause mutual interference and influence easily, also relatively poor on the efficient.
Therefore, its above-mentioned known single runner mould and die heater still have following disappearance:
One, known single runner mould, its cold and hot feeding mechanism all uses same runner, and the problem of phase mutual interference is arranged easily, and it could use heat when cold type removes, or hot type could use when removing coldly, and blanking time is than length and efficient is relatively poor.
Two, known single runner mould and die heater thereof, the plastic cement finished surface of its moulding is more coarse.
Therefore, at the existing problem points of above-mentioned known configurations, how to develop a kind of innovation structure that has more desirable practicality, the ardent hope of real consumer institute also is that relevant dealer must make great efforts target and the direction that research and development break through.
In view of this, the creator this in manufacturing development and the design experiences of being engaged in Related product for many years, at above-mentioned target, in detail after design and the scrupulous assessment, eventually the utility model of a true tool practicality.
Summary of the invention
The utility model purpose is, a kind of double loop chord wave type die heater is provided, it is linked to mould inside and is set as single runner to solve known die heater, yet mould has the temperature requirements of lifting and rapid cooling demand, be located at the unavoidable conflict mutually of same runner, and it is also longer to change the required buffer time delay of temperature, efficient is not good, and the technical problem point that its manufactured goods surface is also more coarse, make mould can reach the benefit of rapid heating and cooling, make work more efficient, and do not conflict between its cold and hot loop, and finished surface is beautiful.
The technical characterstic of dealing with problems: a kind of double loop chord wave type die heater is provided, it is characterized in that, include:
One mould, this mould are established high temperature water channel and low temperature water channel, and mould has mutually non-interfering double loop;
One high-temperature systems includes partial circulating hot water thermal insulating closed circuit, and the systemic circulation hot-water return, and this hot-water return is connected to mould high temperature water channel;
One ice water system includes partial circulating frozen water insulation closed circuit, and systemic circulation frozen water loop, and this frozen water loop is connected to mould low temperature water channel; And,
The gases at high pressure feeding mechanism of one supply gases at high pressure is connected to before the low temperature water channel of mould.
Wherein, this partial circulating hot water thermal insulating closed circuit comprises: a heat exchanger, a circulating pump, a heater and one the 3rd magnetic valve connect and compose partial circulating hot water thermal insulating closed circuit with pipeline mutually.
Wherein, this systemic circulation hot-water return comprises: a heat exchanger, a circulating pump, a heater, one first magnetic valve, a mould high temperature water channel and one second magnetic valve connect and compose the systemic circulation hot-water return with pipeline each other.
Wherein, this heat exchanger further is equipped with a cooling water inlet, a pressure switch and a force (forcing) pump.
Wherein, this heat exchanger further is equipped with the 4th magnetic valve and a coolant outlet that is used for constant temperature or overheated heat extraction.
Wherein, this partial circulating frozen water insulation closed circuit comprises: a frozen water case, a circulating pump, a cooler and one the 6th magnetic valve connect and compose partial circulating frozen water insulation closed circuit with pipeline mutually.
Wherein, this systemic circulation frozen water loop comprises: a frozen water case, a circulating pump, a cooler, one the 5th magnetic valve and a mould low temperature water channel connect and compose systemic circulation frozen water loop with pipeline each other.
Wherein, this frozen water case further is equipped with a cooling water inlet and a pressure switch.
Wherein, this gases at high pressure feeding mechanism comprises pressure-air inlet, and it is connected to before the low temperature water channel of mould with the 7th magnetic valve by the road.
Wherein, this die heater comprises that also at least three are used to control high-temperature systems, ice water system and gases at high pressure feeding mechanism and are supplied to the mould time, to reach the time relay of rapid heat cycle.
Wherein, this male and female mould makes cold cycling not conflict by the double loop, and the temperature that can accomplish rapid heat cycle is controlled, in jetting plastic material forming process, allow plastic material flow easily and also effectively be filled to each corner, reach and eliminate stress and joint line, effectively make the plastic cement finished surface beautiful.
The effect of contrast prior art:
1. prior art is for to establish single runner in mould, and easily conflict and buffer time prolong mutually.The utility model is established the double loop in mould, and by heating plant, gases at high pressure feeding mechanism and frozen water feeding mechanism, makes mould can reach the benefit of rapid heating and cooling, makes work more efficient, and does not conflict between its cold and hot loop.
2. its surface of the manufactured goods of prior art is comparatively coarse, and finished surface of the present utility model is beautiful.
The technology that relevant the utility model adopted, means and effect thereof after lifting a preferred embodiment now and cooperating graphic being described in more detail in, are believed the above-mentioned purpose of the utility model, structure and feature, when can by one deeply and concrete understanding.
Description of drawings
Fig. 1: the schematic perspective view that is the utility model one embodiment mould.
Fig. 2: be the utility model one embodiment die heater system diagram.
Fig. 3: the die heater magnetic valve action timing diagram that is the utility model double loop chord wave type.
Fig. 4: be known mould schematic perspective view.
The specific embodiment
Consult shown in Figure 1ly, this mould 10 is provided with high temperature water channel 11 and low temperature water channel 12, and then high temperature water channel 11 provides hot water, and low temperature water channel 12 provides frozen water and gases at high pressure to blow frozen water and returns the frozen water case.
Consult shown in Figure 2, the die heater system diagram of the utility model one embodiment, it includes:
One mould 10, this mould 10 is established high temperature water channel 11 and low temperature water channel 12;
One high-temperature systems 20 includes partial circulating hot water thermal insulating closed circuit A and systemic circulation hot-water return B, and this hot-water return B also is connected to the high temperature water channel 11 of mould 10; This partial circulating hot water thermal insulating closed circuit A comprises: a heat exchanger 22, a circulating pump 23, a heater 24 and one the 3rd magnetic valve 27, connect with pipeline mutually, and making becomes a partial circulating hot water thermal insulating closed circuit A.This systemic circulation hot-water return B comprises: the high temperature water channel 11 and one second magnetic valve 26 of a heat exchanger 22, a circulating pump 23, a heater 24, one first magnetic valve 25, a mould 10, connect with pipeline each other, and making becomes a systemic circulation hot-water return B.This heat exchanger 22 more is equipped with a cooling water inlet 201, a pressure switch 202 and a force (forcing) pump 21.This heat exchanger 22 is equipped with one the 4th magnetic valve 28 and coolant outlet 281 again, the release when surpassing as thermostatic control or hot water temperature.
One ice water system 30 includes partial circulating frozen water insulation closed circuit C, and systemic circulation frozen water loop D, and this frozen water loop D also is connected to mould 10 low temperature water channels 12; This partial circulating frozen water insulation closed circuit C comprises: a frozen water case 31, a circulating pump 32, a cooler 33 and one the 6th magnetic valve 35, connect with pipeline mutually, and making becomes partial circulating frozen water insulation closed circuit C.This systemic circulation frozen water loop D comprises: the low temperature water channel 12 of a frozen water case 31, a circulating pump 32, a cooler 33, one the 5th magnetic valve 34 and a mould 10, connect with pipeline each other, and making becomes a systemic circulation frozen water loop D.This frozen water case 31 more is equipped with a cooling water inlet 301 and a pressure switch 302.
One gases at high pressure feeding mechanism 40, this gases at high pressure feeding mechanism 40 supply gases at high pressure are connected to before the low temperature water channel 12 of mould 10, and mould 10 low temperature water channels 12 blow off it without frozen water the time; This gases at high pressure feeding mechanism 40 comprises pressure-air inlet 41, this pressure-air inlet 41 connects one the 7th magnetic valve 42, and the 7th magnetic valve 42 is 12 in the low temperature water channel that is connected to the 5th magnetic valve 34 and mould 10, when frozen water does not use, the frozen water in the mould 10 low temperature water channels 12 is blown back frozen water case 31 according to this by gases at high pressure.
This die heater more comprises at least three time relay T1, T2, T3 (as shown in Figure 3), control the time that high-temperature systems 20, ice water system 30 and gases at high pressure feeding mechanism 40 are supplied to mould 10 by this time relay T1, T2, T3, to reach rapid heat cycle.
Consult Fig. 2, shown in Figure 3, double loop of the present utility model chord wave type die heater magnetic valve action timing diagram, wherein, this circuit arrangement is provided with at least three time relays, be respectively T1, T2, T3, wherein T1 be the Jet forming machine matched moulds to penetrating the end of a period setting-up time, T2 is the frozen water cooling setpoint time, T3 is a frozen water discharging gassing time.During start first and second, six magnetic valves 25,26,35 open, the 3rd, five, seven magnetic valves 27,34,42 cut out, the high-temperature water circulation in the mould in the high temperature water channel, and no ice water circulation in the mould frozen water water channel.
Jet forming machine is exported a matched moulds signal E, this time relay T1 picks up counting simultaneously, when time relay T1 time set is ended, time relay T2 picks up counting, simultaneously for penetrating signal F, this moment first and second, six, seven magnetic valves 25,26,35,42 cut out, and the 3rd, five magnetic valves 27,34 are opened, at this moment, the interior high-temperature water of high temperature water channel is static in the mould, and ice water circulation in the mould low temperature water channel.
When time relay T2 time set is ended, time relay T3 picks up counting, at this moment, first and second, six, seven magnetic valves 25,26,35,42 open, and the 3rd, five magnetic valves 27,34 cut out, at this moment, high-temperature water circulation in the high temperature water channel in the mould, and mould low temperature water channel inner high voltage air enters frozen water is blown back in the frozen water case.
When time relay T3 time set is ended, at this moment, first and second, six magnetic valves 25,26,35 open, the 3rd, five, seven magnetic valves 27,34,42 cut out, no frozen water and pressure-air circulation in the high-temperature water circularly enhancing mold temperature in the high temperature water channel of its mould, the low temperature water channel of mould.Thereafter Jet forming machine die sinking signal G makes mould 10 die sinkings.After this, and wait for that ejaculator exports a combination die signal E, carrying out the time relay T1 time, and circulation is produced according to this.
The utility model is at two groups of loops such as design frozen water loop, hot-water return in the mold, wherein this hot-water return adopts high-temperature water to reach a high temperature by the die of mould, in jetting plastic material forming process, allow plastic material flow easily and also effectively be filled to each corner, reach and eliminate stress and joint line, effectively make the plastic cement finished surface beautiful.
This frozen water loop adopts frozen water effectively to reduce plastic cement finished product temperature by mold cools down, makes the finished product sclerosis of lowering the temperature rapidly, so that finished product can the demoulding take out and can not be out of shape, the shortening plastic rubber shaping time, reaches the purpose of quick production.
Preamble is that technical characterictic of the present utility model carries out specific description at preferred embodiment of the present utility model; But the personage who is familiar with this technology is when can changing and revise the utility model not breaking away under spirit of the present utility model and the principle, and these changes and modification, all should be covered by in the category that the application's claim defined.
Claims (10)
1. a double loop chord wave type die heater is characterized in that, includes:
One mould, this mould are established high temperature water channel and low temperature water channel, and mould has mutually non-interfering double loop;
One high-temperature systems includes partial circulating hot water thermal insulating closed circuit, and the systemic circulation hot-water return, and this hot-water return is connected to mould high temperature water channel;
One ice water system includes partial circulating frozen water insulation closed circuit, and systemic circulation frozen water loop, and this frozen water loop is connected to mould low temperature water channel; And,
The gases at high pressure feeding mechanism of one supply gases at high pressure is connected to before the low temperature water channel of mould.
2. double loop as claimed in claim 1 chord wave type die heater, it is characterized in that, this partial circulating hot water thermal insulating closed circuit comprises: a heat exchanger, a circulating pump, a heater and one the 3rd magnetic valve connect and compose partial circulating hot water thermal insulating closed circuit with pipeline mutually.
3. double loop as claimed in claim 1 chord wave type die heater, it is characterized in that, this systemic circulation hot-water return, comprise: a heat exchanger, a circulating pump, a heater, one first magnetic valve, a mould high temperature water channel and one second magnetic valve connect and compose the systemic circulation hot-water return with pipeline each other.
4. as claim 2 or 3 described double loop chord wave type die heaters, it is characterized in that this heat exchanger further is equipped with a cooling water inlet, a pressure switch and a force (forcing) pump.
5. as claim 2 or 3 described double loop chord wave type die heaters, it is characterized in that this heat exchanger further is equipped with the 4th magnetic valve and a coolant outlet that is used for constant temperature or overheated heat extraction.
6. double loop as claimed in claim 1 chord wave type die heater, it is characterized in that, this partial circulating frozen water insulation closed circuit comprises: a frozen water case, a circulating pump, a cooler and one the 6th magnetic valve connect and compose partial circulating frozen water insulation closed circuit with pipeline mutually.
7. double loop as claimed in claim 1 chord wave type die heater, it is characterized in that, this systemic circulation frozen water loop comprises: a frozen water case, a circulating pump, a cooler, one the 5th magnetic valve and a mould low temperature water channel connect and compose systemic circulation frozen water loop with pipeline each other.
8. as claim 6 or 7 described double loop chord wave type die heaters, it is characterized in that this frozen water case further is equipped with a cooling water inlet and a pressure switch.
9. double loop as claimed in claim 1 chord wave type die heater is characterized in that, this gases at high pressure feeding mechanism comprises pressure-air inlet, and it is connected to before the low temperature water channel of mould with the 7th magnetic valve by the road.
10. double loop as claimed in claim 1 chord wave type die heater is characterized in that, this die heater comprises that also at least three are used to control high-temperature systems, ice water system and gases at high pressure feeding mechanism and are supplied to the mould time, to reach the time relay of rapid heat cycle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201112146U CN201205751Y (en) | 2008-04-24 | 2008-04-24 | Double-loop bowstring wave type mold temperature control machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201112146U CN201205751Y (en) | 2008-04-24 | 2008-04-24 | Double-loop bowstring wave type mold temperature control machine |
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| Publication Number | Publication Date |
|---|---|
| CN201205751Y true CN201205751Y (en) | 2009-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201112146U Expired - Fee Related CN201205751Y (en) | 2008-04-24 | 2008-04-24 | Double-loop bowstring wave type mold temperature control machine |
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| CN (1) | CN201205751Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102029694A (en) * | 2010-11-02 | 2011-04-27 | 昆山乙盛机械工业有限公司 | Sharp cooling and sharp heating highlight forming die |
| CN102152456A (en) * | 2010-12-17 | 2011-08-17 | 东莞市中冠科技发展有限公司 | Energy-saving mould thermoregulator |
| CN102189240A (en) * | 2010-03-03 | 2011-09-21 | 广东鸿图科技股份有限公司 | Method and device for controlling mold temperature of die casting mold |
-
2008
- 2008-04-24 CN CNU2008201112146U patent/CN201205751Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189240A (en) * | 2010-03-03 | 2011-09-21 | 广东鸿图科技股份有限公司 | Method and device for controlling mold temperature of die casting mold |
| CN102189240B (en) * | 2010-03-03 | 2014-03-26 | 广东鸿图科技股份有限公司 | Method and device for controlling mold temperature of die casting mold |
| CN102029694A (en) * | 2010-11-02 | 2011-04-27 | 昆山乙盛机械工业有限公司 | Sharp cooling and sharp heating highlight forming die |
| CN102029694B (en) * | 2010-11-02 | 2013-06-19 | 昆山乙盛机械工业有限公司 | Sharp cooling and sharp heating highlight forming die |
| CN102152456A (en) * | 2010-12-17 | 2011-08-17 | 东莞市中冠科技发展有限公司 | Energy-saving mould thermoregulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090311 Termination date: 20100424 |