CN109676888A - The high/low temperature handover control system of die heater - Google Patents
The high/low temperature handover control system of die heater Download PDFInfo
- Publication number
- CN109676888A CN109676888A CN201910012738.2A CN201910012738A CN109676888A CN 109676888 A CN109676888 A CN 109676888A CN 201910012738 A CN201910012738 A CN 201910012738A CN 109676888 A CN109676888 A CN 109676888A
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- China
- Prior art keywords
- pneumatic
- way valve
- oil
- low temperature
- heater
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
Abstract
The invention discloses a kind of high/low temperature handover control system of die heater, high-temperature control circuit includes: hot oil slot, heater, first circulation pump, the first Pneumatic three-way valve and the first pneumatic two-way valve.Hot oil slot, heater, first circulation pump, the first Pneumatic three-way valve, client, the first pneumatic two-way valve pass sequentially through piping connection.Low temperature control loop includes: cold oil groove, second circulation pump, heat exchanger, the second Pneumatic three-way valve and the second pneumatic two-way valve.Cold oil groove, second circulation pump, heat exchanger, the second Pneumatic three-way valve, client and the second pneumatic two-way valve pass sequentially through piping connection.The pneumatic switching control subsystem includes air filter.Beneficial effects of the present invention: the operating pressure of system when reducing hot operation improves safety of the system in high-pressure work；Handoff response speed is fast between high-temperature control circuit and low temperature control loop；System features in convenient and the service life is longer.
Description
Technical field
The present invention relates to the temperature controlled technical field of die heater, in particular to the high/low temperature switching control of a kind of die heater
System.
Background technique
In injection molding, various shapes are made using mould for plastics in thermoplastic or thermosetting plastics by injector
The plastic products of shape.Injection moulding is realized by injection molding machine and mold, and the temperature of plastic product forming mold needs essence
Quasi- control, temperature is excessively high, and molded product is easy to appear deformation, and temperature is too low, and surface of the molded article is easy to appear weld mark.Industry internal control
The Normal practice of molding die temperature processed is to convert die heater using steam to control production, but the temperature of the die heater controls system
System is needed to some in 200 degree or more high-temperature injections, and the injecting products being cooled and shaped at 100 degree or less are not applicable, because making
It being heated with steam, temperature is higher, and pressure is higher, and excessively high steam pressure makes the use certain hidden danger of security presence of equipment, and
The temperature control system of this die heater response speed when high/low temperature switches is slow.
Summary of the invention
In view of the problems of the existing technology, the main object of the present invention is to provide a kind of high/low temperature switching control of die heater
System processed, it is intended to solving the temperature control system of existing die heater, there are security risks in hot operation, and high temperature and low temperature it
Between switching control formed product temperature when the slow problem of response speed.
To achieve the above object, the high/low temperature handover control system of die heater proposed by the present invention includes: that high-temperature control is returned
Road, low temperature control loop and pneumatic switching control subsystem, the output end of high-temperature control circuit and low temperature control loop with visitor
The connection of family end.
High-temperature control circuit includes: hot oil slot, heater, first circulation pump, the first Pneumatic three-way valve and first pneumatic two
Port valve.Hot oil slot, heater, first circulation pump, the first Pneumatic three-way valve, client, the first pneumatic two-way valve pass sequentially through pipe
Road connection, wherein the oil inlet end of the first Pneumatic three-way valve is connect with the oil outlet that first circulation pumps, the first oil outlet and client
The oil inlet end at end connects.The oil outlet of first pneumatic two-way valve and the second oil inlet end of heater connect.
Low temperature control loop includes: that cold oil groove, second circulation pump, heat exchanger, the second Pneumatic three-way valve and second are pneumatic
Two-way valve.Cold oil groove, second circulation pump, heat exchanger, the second Pneumatic three-way valve, client and the second pneumatic two-way valve successively lead to
Cross piping connection, wherein the oil inlet end of the second Pneumatic three-way valve and the oil outlet of heat exchanger connect, the first oil outlet and visitor
The oil inlet end at family end connects.The oil outlet of second pneumatic two-way valve is connected by the oil revolving end of pipeline and cold oil groove.
Pneumatic switching control subsystem includes: air filter, and air filter is equipped with four gas outlets, and respectively first goes out
Port, the second gas outlet, third gas outlet and the 4th gas outlet.The air inlet of air filter is connect with external air source, the
One gas outlet, the second gas outlet, third gas outlet and the 4th gas outlet lead to the first Pneumatic three-way valve, first pneumatic two respectively
The inlet end of valve, the second Pneumatic three-way valve and the second pneumatic two-way valve connects.
Preferably, the second oil outlet of the first Pneumatic three-way valve and the second oil inlet end of heater pass through piping connection.
Preferably, the oil revolving end of the second oil outlet of the second Pneumatic three-way valve and cold oil groove connects.
Preferably, heater is equipped with exhaust outlet, and hot oil slot is equipped with collection port, is connected between exhaust outlet and collection port by pipeline
It connects, and the pipeline between exhaust outlet and collection port is equipped with the first solenoid valve, the first solenoid valve is electrically connected with external electric cabinet.
Preferably, the second electricity is respectively equipped in the first gas outlet, the second gas outlet, third gas outlet and the 4th gas outlet
Magnet valve, third solenoid valve, the 4th solenoid valve and the 5th solenoid valve, second solenoid valve, third solenoid valve, the 4th solenoid valve and the 5th
Solenoid valve is electrically connected with electric cabinet.
Preferably, heater is equipped with the first temp.-sensing wire, and first circulation pumps on the pipeline between the first Pneumatic three-way valve
Equipped with the second temp.-sensing wire, pipeline between heat exchanger and the second Pneumatic three-way valve is equipped with third temp.-sensing wire, client into
Oily end and oil outlet are respectively equipped with the 4th temp.-sensing wire and the 5th temp.-sensing wire.First temp.-sensing wire, the second temp.-sensing wire, third temp.-sensing wire,
4th temp.-sensing wire and the 5th temp.-sensing wire are electrically connected with external electric cabinet.
Preferably, the pipeline between first circulation pump and the first Pneumatic three-way valve is equipped with the first low pressure switch, the
One pressure sensor and first pressure gauge.Pipeline between heat exchanger and the second Pneumatic three-way valve is sensed equipped with second pressure
Device and second pressure gauge.The water inlet end of heat exchanger is equipped with the second low pressure switch.Third low pressure is equipped in air filter
Pressure switch.
Preferably, first circulation pump and second circulation pump are High-temperature Magnetic Pump.
Preferably, heat exchanger is shell and tube exchanger.
Preferably, balance pipeline is equipped between hot oil slot and cold oil groove.
Compared with prior art, the beneficial effects of the present invention are: the operating pressure of system when reducing hot operation mentions
High safety of the system in high-pressure work；Handoff response speed is fast between high-temperature control circuit and low temperature control loop；System
It unites easy to operate and the service life is longer.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of high/low temperature handover control system of die heater of the present invention；
The object of the invention is realized, the embodiments will be further described with reference to the accompanying drawings for functional characteristics and advantage.
Specific embodiment
The present invention proposes a kind of high/low temperature handover control system of die heater.
Referring to Fig.1, Fig. 1 is the structural schematic diagram of one embodiment of high/low temperature handover control system of die heater of the present invention.
As shown in Figure 1, in embodiments of the present invention, the high/low temperature handover control system of the die heater includes: high-temperature control
Circuit, low temperature control loop and pneumatic switching control subsystem, the output end of high-temperature control circuit and low temperature control loop with
Client 1 connects.
High-temperature control circuit includes: hot oil slot 2, heater 3, first circulation the 4, first Pneumatic three-way valve 5 of pump and the first gas
Dynamic two-way valve 6.Hot oil slot 2, heater 3, first circulation pump the 4, first Pneumatic three-way valve 5, client 1 and the first pneumatic two-way valve
6 pass sequentially through piping connection, wherein and the oil inlet end of the first Pneumatic three-way valve 5 is connect with the oil outlet of first circulation pump 4, the
One oil outlet is connect with the oil inlet end of client 1.The oil outlet of first pneumatic two-way valve 6 and the second oil inlet end of heater 3 connect
It connects.When work, first circulation pump 4 is opened, and conduction oil, work of the conduction oil in first circulation pump 4 are mended into circuit from hot oil slot 2
It is heated with the heated device 3 of lower elder generation, then flows into the first Pneumatic three-way valves 5 through first circulation pump 4, and from the first Pneumatic three-way valve 5
The outflow of the first oil outlet, pass through client 1, realize and client 1 is heated, finally through the first pneumatic two-way valve 6 and add again
Second oil inlet end of hot device 3 is flow back into heater 3, realizes circulating-heating.
It specifically, in the present embodiment, is the working efficiency for improving high-temperature control circuit, the of the first Pneumatic three-way valve 5
Two oil outlets directly pass through piping connection with the second oil inlet end of heater 3.In high-temperature control circuit, access client 1 works
Before, the first Pneumatic three-way valve 5 first switches to oil inlet end and is connected with its second oil outlet, and the conduction oil in high-temperature control circuit flows into
Circulating-heating in heater 3 is directly flow back into after to the first Pneumatic three-way valve 5, is realized first by the conduction oil in high-temperature control circuit
It is preheated to operating temperature.After client 1 is linked into high-temperature control circuit, the first Pneumatic three-way valve 5 switches to oil inlet end and its again
The conducting of first oil outlet, the conduction oil after making preheating flow through client 1, greatly improve the efficiency heated to client 1.
Lead to high temperature control since part conduction oil evaporates when specifically, in the present embodiment, to prevent heater 3 from heating
Pressure in circuit processed increased dramatically, and heater 3 is equipped with exhaust outlet, and hot oil slot 2 is equipped with collection port, between exhaust outlet and collection port
By piping connection, and the pipeline between exhaust outlet and collection port is equipped with the first solenoid valve 7, the first solenoid valve 7 and outside
Electric cabinet electrical connection.
Low temperature control loop includes: cold oil groove 8, second circulation pump 9, heat exchanger 10, the second Pneumatic three-way valve 11 and the
Two pneumatic two-way valves 12.Cold oil groove 8, second circulation pump 9, heat exchanger 10, the second Pneumatic three-way valve 11, client 1 and second
Pneumatic two-way valve 12 passes sequentially through piping connection, wherein the oil inlet end of the second Pneumatic three-way valve 11 is fuel-displaced with heat exchanger 10
End connection, the first oil outlet are connect with the oil inlet end of client 1.The oil outlet of second pneumatic two-way valve 12 by pipeline with it is cold
The oil revolving end of oil groove 8 connects.When work, second circulation pump 9 is opened, and conduction oil is mended into circuit from cold oil groove 8, and conduction oil exists
Under the action of second circulation pump 9, heat exchanger 10 first is flowed into through second circulation pump 9 and carries out heat exchange, is then flowed into second
Pneumatic three-way valve 11, and flowed out from the first oil outlet of the second Pneumatic three-way valve 11, client 1 is passed through, is realized to client 1
Cooling, the most oil revolving end afterwards through the second pneumatic two-way valve 12 and cold oil groove 8 is back to cold oil groove 8 and carries out natural cooling, and realizes
Circulating cooling.
It specifically, in the present embodiment, is the working efficiency for improving low temperature control loop, the of the second Pneumatic three-way valve 11
Two oil outlets are directly connect with the oil revolving end of cold oil groove 8.Before low temperature control loop access client 1 works, second is pneumatic
Triple valve 11 first switches to oil inlet end and is connected with its second oil outlet, and the conduction oil in low temperature control loop is flowed through heat exchanger 10
Enter to after the second Pneumatic three-way valve 11, be directly back to cold oil groove 8, the conduction oil in low temperature control loop is first cooled to by realization in advance
Operating temperature.After client 1 is linked into low temperature control loop, the second Pneumatic three-way valve 11 switches to oil inlet end again and first goes out with it
Oily end conducting, the conduction oil after making pre-cooling flow through client 1, greatly improve the cooling efficiency to client 1.
Pneumatic switching control subsystem includes: air filter 13, and air filter 13 sets that there are four gas outlets, respectively
First gas outlet, the second gas outlet, third gas outlet and the 4th gas outlet.The air inlet and external air source of air filter 13 connect
Connect, the first gas outlet, the second gas outlet, third gas outlet and the 4th gas outlet respectively with the first Pneumatic three-way valve 5, first
The inlet end connection of pneumatic two-way valve 6, the second Pneumatic three-way valve 11 and the second pneumatic two-way valve 12.When work, first is pneumatic
Triple valve 5, the first pneumatic two-way valve 6, the second Pneumatic three-way valve 11 and the second pneumatic two-way valve 12 are respectively by from air mistake
First gas outlet of filter 13, the second gas outlet, third gas outlet and the input of the 4th gas outlet gas control on and off.
Specifically, in the present embodiment, for convenience of pneumatic switching control subsystem to the first Pneumatic three-way valve 5, the first gas
The switching control of dynamic two-way valve 6, the second Pneumatic three-way valve 11 and the second pneumatic two-way valve 12, the first gas outlet, the second gas outlet,
Second solenoid valve 14, third solenoid valve 15, the 4th solenoid valve 16 and are respectively equipped in third gas outlet and the 4th gas outlet
Five solenoid valves 17, second solenoid valve 14, third solenoid valve 15, the 4th solenoid valve 16 and the 5th solenoid valve 17 are electrically connected with electric cabinet
It connects.
Specifically, in the present embodiment, the temperature for conduction oil in anti-locking system is excessively high, and the pressure in system is increased
Greatly, heater 3 is equipped with the first temp.-sensing wire 18, and the pipeline between first circulation pump 4 and the first Pneumatic three-way valve 5 is equipped with second
Temp.-sensing wire 19, pipeline between heat exchanger 10 and the second Pneumatic three-way valve 11 are equipped with third temp.-sensing wire 20, client 1 into
Oily end and oil outlet are respectively equipped with the 4th temp.-sensing wire 21 and the 5th temp.-sensing wire 22.First temp.-sensing wire 18, the second temp.-sensing wire 19, third
Temp.-sensing wire 20, the 4th temp.-sensing wire 21 and the 5th temp.-sensing wire 22 are electrically connected with external electric cabinet, are realized in real-time monitoring system
The temperature conditions of conduction oil.
Specifically, in the present embodiment, for convenience of the pressure condition in real-time monitoring system, first circulation pump 4 and first
Pipeline between Pneumatic three-way valve 5 is equipped with the first low pressure switch 23, first pressure sensor 24 and first pressure gauge 25.
Pipeline between heat exchanger 10 and the second Pneumatic three-way valve 11 is equipped with second pressure sensor 26 and second pressure gauge 27.Heat
The water inlet end of exchanger 10 is equipped with the second low pressure switch 28.Third low pressure switch 29 is equipped in air filter 13.
To further decrease the pressure in system, the pipeline between heater 3 and first circulation pump 4 is equipped with the first oil extraction
Mouthful, the first ball valve 30 is equipped in the first oil discharge outlet.The second oil discharge outlet, the second oil extraction are equipped between cold oil groove 8 and second circulation pump 9
The second ball valve 31 is equipped in mouthful.Hot oil slot 2 is equipped with the first oil spilling mouth 32, and cold oil groove 8 is equipped with the second oil spilling mouth 33.
The working principle of technical solution of the present invention:
When needing to heat client 1, first circulation pump 4 is opened, and the first Pneumatic three-way valve 5 switches to oil inlet end
It is connected with its first oil outlet, and the first pneumatic two-way valve 6 is opened.Hot oil slot 2 supplements conduction oil into system, and conduction oil is
First heated device 3 heats under the action of one circulating pump 4, then flows into the first Pneumatic three-way valves 5 through first circulation pump 4, and from the
First oil outlet of one Pneumatic three-way valve 5 flows out, and passes through client 1, realizes and heats to client 1, most pneumatic through first afterwards
Second oil inlet end of two-way valve 6 and heater 3 is flow back into heater 3, realizes circulating-heating.
When needing to cool down switch terminal, second circulation pump 9 is opened, and the second Pneumatic three-way valve 11 switches to oil inlet end
It is connected with its first oil outlet, and the second pneumatic two-way valve 12 is opened.Cold oil groove 8 supplements conduction oil into system, and conduction oil exists
Under the action of second circulation pump 9, heat exchanger 10 first is flowed into through second circulation pump 9 and carries out heat exchange, is then flowed into second
Pneumatic three-way valve 11, and flowed out from the first oil outlet of the second Pneumatic three-way valve 11, client 1 is passed through, is realized to client 1
Cooling, the most oil revolving end afterwards through the second pneumatic two-way valve 12 and cold oil groove 8 is back to cold oil groove 8 and carries out natural cooling, and realizes
Circulating cooling.
Preferably, in the present embodiment, make for a long time under high temperature environment to prevent first circulation pump 4 and second circulation from pumping 9
With easy oil leak, first circulation pump 4 is High-temperature Magnetic Pump with second circulation pump 9.
It preferably, in the present embodiment, is the cooling efficiency for improving low temperature control loop, heat exchanger 10 is using heat transfer effect
The high shell and tube exchanger of rate.
Preferably, in the present embodiment, balance pipeline 34, hot oil slot 2 and cold oil are equipped between hot oil slot 2 and cold oil groove 8
Slot 8 by balance pipeline 34 be connected to, can mutual repairing, be vented each other, considerably increase the oil reserve and exhaust performance of system, from
And it can pressure further in reduction system.
Compared with prior art, the beneficial effects of the present invention are: the operating pressure of system when reducing hot operation mentions
High safety of the system in high-pressure work；Handoff response speed is fast between high-temperature control circuit and low temperature control loop；System
It unites easy to operate and the service life is longer.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical areas in scope of patent protection of the invention.
Claims (10)
1. a kind of high/low temperature handover control system of die heater characterized by comprising high-temperature control circuit, low temperature control back
The output end of road and pneumatic switching control subsystem, the high-temperature control circuit and the low temperature control loop connects with client
It connects；
The high-temperature control circuit includes: hot oil slot, heater, first circulation pump, the first Pneumatic three-way valve and first pneumatic two
Port valve；The hot oil slot, heater, first circulation pump, the first Pneumatic three-way valve, client, the first pneumatic two-way valve successively lead to
Cross piping connection, wherein the oil inlet end of the first Pneumatic three-way valve is connect with the oil outlet that first circulation pumps, the first oil outlet with
The oil inlet end of client connects；The oil outlet of the first pneumatic two-way valve is connect with the second oil inlet end of the heater；
The low temperature control loop includes: that cold oil groove, second circulation pump, heat exchanger, the second Pneumatic three-way valve and second are pneumatic
Two-way valve；The cold oil groove, second circulation pump, heat exchanger, the second Pneumatic three-way valve, client and the second pneumatic two-way valve according to
It is secondary to pass through piping connection, wherein the oil inlet end of the second Pneumatic three-way valve is connect with the oil outlet of the heat exchanger, and first goes out
The connection of the oil inlet end of oily end and client；The oil outlet of second pneumatic two-way valve is connected by the oil revolving end of pipeline and cold oil groove；
The pneumatic switching control subsystem includes: air filter, and the air filter is equipped with four gas outlets, respectively the
One gas outlet, the second gas outlet, third gas outlet and the 4th gas outlet；The air inlet and external air source of the air filter connect
Connect, the first gas outlet, the second gas outlet, third gas outlet and the 4th gas outlet respectively with the first Pneumatic three-way valve, first
The inlet end connection of pneumatic two-way valve, the second Pneumatic three-way valve and the second pneumatic two-way valve.
2. the high/low temperature handover control system of die heater as described in claim 1, which is characterized in that first Pneumatic three-way
Second oil outlet of valve and the second oil inlet end of the heater pass through piping connection.
3. the high/low temperature handover control system of die heater as described in claim 1, which is characterized in that second Pneumatic three-way
Second oil outlet of valve is connect with the oil revolving end of the cold oil groove.
4. the high/low temperature handover control system of die heater as described in claim 1, which is characterized in that the heater is equipped with row
Port, the hot oil slot are equipped with collection port, pass through piping connection, and the exhaust outlet between the exhaust outlet and the collection port
Pipeline between the collection port is equipped with the first solenoid valve, and first solenoid valve is electrically connected with external electric cabinet.
5. the high/low temperature handover control system of die heater as claimed in claim 4, which is characterized in that first gas outlet,
Second solenoid valve, third solenoid valve, the 4th solenoid valve are respectively equipped in second gas outlet, third gas outlet and the 4th gas outlet
And the 5th solenoid valve, the second solenoid valve, third solenoid valve, the 4th solenoid valve and the 5th solenoid valve with the electric cabinet electricity
Connection.
6. the high/low temperature handover control system of die heater as claimed in claim 4, which is characterized in that the heater is equipped with
First temp.-sensing wire, the pipeline between the first circulation pump and first Pneumatic three-way valve is equipped with the second temp.-sensing wire, described
Pipeline between heat exchanger and second Pneumatic three-way valve is equipped with third temp.-sensing wire, the oil inlet end of the client and goes out
Oily end is respectively equipped with the 4th temp.-sensing wire and the 5th temp.-sensing wire；First temp.-sensing wire, the second temp.-sensing wire, third temp.-sensing wire, the 4th
Temp.-sensing wire and the 5th temp.-sensing wire are electrically connected with the electric cabinet.
7. the high/low temperature handover control system of die heater as described in claim 1, which is characterized in that first circulation pump with
Pipeline between first Pneumatic three-way valve is equipped with the first low pressure switch, first pressure sensor and first pressure
Table；Pipeline between the heat exchanger and second Pneumatic three-way valve is equipped with second pressure sensor and second pressure
Table；The water inlet end of the heat exchanger is equipped with the second low pressure switch；Third low pressure is equipped in the air filter
Switch.
8. such as the high/low temperature handover control system of the described in any item die heaters of claim 1-7, which is characterized in that described first
Circulating pump and second circulation pump are High-temperature Magnetic Pump.
9. such as the high/low temperature handover control system of the described in any item die heaters of claim 1-7, which is characterized in that the heat is handed over
Parallel operation is shell and tube exchanger.
10. such as the high/low temperature handover control system of the described in any item die heaters of claim 1-7, which is characterized in that the heat
Balance pipeline is equipped between oil groove and the cold oil groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910012738.2A CN109676888A (en) | 2019-01-07 | 2019-01-07 | The high/low temperature handover control system of die heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910012738.2A CN109676888A (en) | 2019-01-07 | 2019-01-07 | The high/low temperature handover control system of die heater |
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| Publication Number | Publication Date |
|---|---|
| CN109676888A true CN109676888A (en) | 2019-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910012738.2A Pending CN109676888A (en) | 2019-01-07 | 2019-01-07 | The high/low temperature handover control system of die heater |
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| Country | Link |
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| CN (1) | CN109676888A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027182A (en) * | 2019-05-28 | 2019-07-19 | 福建富兰光学有限公司 | A kind of dynamic analog temperature switching device |
| CN111023611A (en) * | 2019-12-16 | 2020-04-17 | 浙江英诺绿能科技有限公司 | Carbon dioxide refrigerating system capable of cooling in stages and control method thereof |
| CN114074452A (en) * | 2020-08-21 | 2022-02-22 | 汉达精密电子(昆山)有限公司 | Vapor compressed gas combined rapid cooling and rapid heating system and method |
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| CN203973847U (en) * | 2013-12-31 | 2014-12-03 | 深圳市奥德机械有限公司 | A kind of oil temperature machine with air blowing oil return function |
| CN209504827U (en) * | 2019-01-07 | 2019-10-18 | 深圳市奥德机械有限公司 | The high/low temperature handover control system of die heater |
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| JP2010188678A (en) * | 2009-02-20 | 2010-09-02 | Toru Arai | Mold heating/cooling system |
| CN203752469U (en) * | 2013-12-31 | 2014-08-06 | 深圳市奥德机械有限公司 | Oil temperature machine |
| CN203973847U (en) * | 2013-12-31 | 2014-12-03 | 深圳市奥德机械有限公司 | A kind of oil temperature machine with air blowing oil return function |
| CN209504827U (en) * | 2019-01-07 | 2019-10-18 | 深圳市奥德机械有限公司 | The high/low temperature handover control system of die heater |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027182A (en) * | 2019-05-28 | 2019-07-19 | 福建富兰光学有限公司 | A kind of dynamic analog temperature switching device |
| CN111023611A (en) * | 2019-12-16 | 2020-04-17 | 浙江英诺绿能科技有限公司 | Carbon dioxide refrigerating system capable of cooling in stages and control method thereof |
| CN114074452A (en) * | 2020-08-21 | 2022-02-22 | 汉达精密电子(昆山)有限公司 | Vapor compressed gas combined rapid cooling and rapid heating system and method |
| 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 |
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