CN201626095U - Indirect cooling die heater - Google Patents
Indirect cooling die heater Download PDFInfo
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- CN201626095U CN201626095U CN2010201528981U CN201020152898U CN201626095U CN 201626095 U CN201626095 U CN 201626095U CN 2010201528981 U CN2010201528981 U CN 2010201528981U CN 201020152898 U CN201020152898 U CN 201020152898U CN 201626095 U CN201626095 U CN 201626095U
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Abstract
The utility model relates to an indirect cooling die heater. A liquid storage tank is communicated with a heating barrel through a liquid pressurizing driving component pipeline, a heating barrel pipeline is communicated with a liquid driving component, the liquid driving component is communicated with the heating barrel through a die pipeline, the heating barrel is sequentially communicated with the liquid storage tank through an electromagnetic valve and a heat exchanger pipeline, a cooling liquid inlet pipe is communicated with a cooling liquid outlet pipe through a heat exchanger pipeline, and a control unit is respectively connected with a temperature measuring component disposed in a circulation temperature regulating purified liquid, the electromagnetic valve, a heating component in the heating barrel, the liquid pressurizing driving component and the liquid driving component via circuits. The indirect cooling die heater is skillful in concept, unique in design and simple and novel in structure. The circulation temperature regulating purified liquid and cooling liquid are thoroughly separated and are in heat exchange through a heat exchanger so as to guarantee the circulation temperature regulating purified liquid against being polluted, thereby keeping cleanness of the circulation temperature regulating purified liquid, reducing fault rate while regulating temperature of dies, prolonging service life and lowering maintenance cost. The indirect cooling die heater is applicable to large-scale popularization and application.
Description
Technical field
The utility model relates to the temperature control technology field, and particularly cooling frame temperature machine technology field specifically is meant a kind of indirect cooling die heater.
Background technology
The most direct cooling modes that adopt of the middle warm type of rubber and plastic industry (maximum operating temperature≤120 ℃) water circulation mould adjustment machine, mould recirculated water and extraneous cooling water are interconnected, exist when bad at cooling water quality, the circulation electrical conductivity of water rises, the Ca in the water
2+And Mg
2+Ion concentration increases, and can cause mould and die heater easily to get rusty and fouling, and consequence is: 1.. and after the mould fouling, heat exchange coefficient reduces, and heat-transfer effect is poor, and the typing of product prolongs cool time during injection moulding, forms the decline of production efficiency.2.. uncleanly water can quicken getting rusty of mould, shortens the service life of injection mold.3.. after die heater pipeline and the system's fouling, the water internal circulating load reduces, and die heater temperature control deviation strengthens, and temperature-controlled precision descends, and directly influences the quality of client's product.4.. serial die heater body fault that the die heater internal incrustation can cause that heating tube explosion and mechanical water pump seal wear are leaked etc.5.. extraneous cooling water requires certain pressure.
Chinese patent literature CN200610092842.X provides a kind of mold temperature regulating apparatus, it is by making the temperature adjustment medium at mould and when can be arranged between the indoor mold temperature regulating apparatus circulation and can finish, by making the cooling medium in mold temperature regulating apparatus, circulate and to finish, this mold temperature regulating apparatus has been installed the heating tank that the temperature adjustment medium pass through in can being arranged at indoor rack, store the cooling tank of common temperature adjustment medium, the heater of the temperature adjustment medium in the heating heating tank, the cooling device of the temperature adjustment medium in the cooling cooling tank, make the interflow pump at the temperature adjustment medium interflow in cooled temperature adjustment medium and the heating tank, and providing pump with the medium that the temperature adjustment medium that heating tank is discharged offer movable type and fixed, cooling device then adopts other cooling medium that circulate in rack to cool off the formation of temperature adjustment medium indirectly.Its temperature adjustment medium internal circulation system more complicated.
Chinese patent literature CN200610051103.6 has disclosed a kind of trunk discharger of metal wires mold box and reel Control device of liquid cooling, it is mainly by water tank, high-pressure gear pump, pressure-reducing valve, heat exchanger, thermometer, two-way rotary return connector, one road rotary return connector, flow detection meter, two three-way electromagnetic valves, hollow shaft, rotating circular disk, reel cooling water cavity, mold box high-pressure hose are formed, the two-way circulating water cooling system is forced cooling to mold box mould reel respectively, the cooling medium emulsion, recycling, can play rust inhibition.It is by cools down.The same more complicated of special internal circulation system of cooling medium emulsion.
And minority adopts the middle warm type water circulation mould adjustment machine of cooling indirectly on the market, there is not inner water-tank in the machine, replenishing of mould recirculated water still adopts extraneous cooling water to make supplementing water, still do not solve because of the bad problem that mould and die heater body is caused damage of cooling water quality.Simultaneously, extraneous cooling water also needs certain pressure, if pressure does not reach requirement, cooling effect is affected.
For the problems referred to above and the defective that solves existence, be necessary very much existing cooling die heater is improved.
The utility model content
The purpose of this utility model is to have overcome above-mentioned shortcoming of the prior art, a kind of indirect cooling die heater is provided, this indirect cooling frame temperature mechanism thinks ingenious, design is unique, novelty simple for structure, circulation temperature adjustment liquid juice and extraneous cooling liquid thoroughly separately and by heat exchanger carry out heat exchange, to guarantee that circulation temperature adjustment liquid juice is not subjected to the pollution of extraneous cooling liquid, the cleaning that has kept circulation temperature adjustment liquid juice, when reaching the adjusting mold temperature, reduced fault rate, prolonged service life, reduce maintenance cost, be suitable for large-scale promotion application.
To achieve these goals, indirect cooling die heater of the present utility model has adopted following technical scheme:
Should cool off die heater indirectly, be characterized in, comprise liquid reserve tank, liquid pressurised driving parts, cartridge heater, the liquid driven parts, heat exchanger, temperature-measuring part, control module, the cooling magnetic valve, cooling fluid inlet pipe and cooling fluid go out pipe, store circulation temperature adjustment liquid juice in the described liquid reserve tank, described liquid reserve tank is by the described cartridge heater of described liquid pressurised driving parts pipeline connection, the described liquid driven parts of described cartridge heater pipeline connection, the mould pipeline connection described cartridge heater of described liquid driven parts by cooling off, described cartridge heater is communicated with described liquid reserve tank by described magnetic valve and described heat exchange manifold successively, described cooling fluid inlet pipe is communicated with described cooling fluid by described heat exchange manifold and goes out pipe, described temperature-measuring part is arranged in the described circulation temperature adjustment liquid juice, be provided with heater block in the described cartridge heater, described control module circuit respectively connects described temperature-measuring part, described magnetic valve, described heater block, described liquid pressurised driving parts and described liquid driven parts.
Preferably, described heater block is a heating tube, and described heating tube vertically is plugged in the described cartridge heater.。
Preferably, described liquid reserve tank is arranged on the top of described liquid supercharging driver part, and described cartridge heater is arranged on the top of described liquid driven parts.
Preferably, the top of described liquid reserve tank is provided with water filling port, and the bottom of described liquid reserve tank is provided with discharge outlet, and the top, side of described liquid reserve tank is provided with overfall, and the bottom of described cartridge heater is provided with floss hole.
Preferably, described indirect cooling die heater also comprises first stop valve and first Pressure gauge, described first Pressure gauge is arranged on the downstream of described liquid pressurised driving parts, and described liquid pressurised driving parts are communicated with described liquid reserve tank by described first stop valve and described heat exchange manifold successively.
Preferably, described indirect cooling die heater also comprises second stop valve, safety valve and second Pressure gauge, described safety valve and described second Pressure gauge all are arranged on the downstream of described liquid driven parts, and described liquid driven parts are by the described cartridge heater of the described second stop valve pipeline connection.
Preferably, described indirect cooling die heater also comprises first ball valve and second ball valve, and described liquid driven parts are by the described mould of the described first ball valve pipeline connection, and described mould is by the described cartridge heater of the described second ball valve pipeline connection.
Preferably, described indirect cooling die heater also comprises liquid level gauge, and described liquid level gauge is arranged on the side of described liquid reserve tank.
Preferably, described indirect cooling die heater also comprises overheated preventer, and the outside and circuit that described overheated preventer is installed in described cartridge heater connects described control module.
Preferably, described indirect cooling die heater also comprises filter, and described filter is arranged in the described cooling fluid inlet pipe.
Preferably, described indirect cooling die heater also comprises the cleaning interface, and described cleaning interface is arranged on described cooling fluid inlet pipe and/or described cooling fluid goes out in the pipe.
Preferably, described indirect cooling die heater also comprises first switch, and top and part that described first switch is suspended in described liquid reserve tank are arranged in described circulation temperature adjustment liquid juice, and the described first switch circuit connects described control module.
Preferably, described indirect cooling die heater also comprises intermediate receptacle and second switch that is arranged in the described intermediate receptacle, described cartridge heater is by the described heat exchanger of described intermediate receptacle pipeline connection, have described circulation temperature adjustment liquid juice in the described intermediate receptacle, described second switch partly is arranged in described circulation temperature adjustment liquid juice and circuit connects described control module.
Preferably, described liquid pressurised driving parts are booster pumps, and described liquid driven parts are medium pumps, described heat exchanger is a plate type heat exchanger, described temperature-measuring part is a temperature probe, and described control module is the PID controller, and described circulation temperature adjustment liquid juice is a circulation temperature adjustment pure water.
The beneficial effects of the utility model are:
1, circulation temperature adjustment liquid juice of the present utility model and cooling fluid are separated, both are by the heat exchanger heat exchange, guarantee that circulation temperature adjustment liquid juice is not subjected to the pollution of extraneous cooling liquid, the cleaning that has kept circulation temperature adjustment liquid juice, and measure the temperature of circulation temperature adjustment liquid juice by temperature-measuring part, then by the Push And Release of control module control heater block and the through and off of controlling magnetic valve, accurately control the temperature of circulation temperature adjustment liquid juice, make the circulation temperature adjustment liquid juice that enters mould reach optimum temperature, be skillfully constructed, design is unique, and novelty simple for structure is when reaching the adjusting mold temperature, reduced fault rate, prolong service life, reduced maintenance cost, be suitable for large-scale promotion application.
2, circulation temperature adjustment liquid juice of the present utility model can be a pure water, cooling fluid can be a cooling water, and pure water and cooling water separate, and greatly reduces the fault that mould and die heater cause because of poor water quality, be skillfully constructed, design is unique, and novelty simple for structure is when reaching the adjusting mold temperature, reduced fault rate, prolong service life, reduced maintenance cost, be suitable for large-scale promotion application.
3, the built-in booster pump of the utility model, machine can not be subjected to the influence of extraneous pressure of supply water, be warmed up to 120 ℃, be skillfully constructed, design is unique, novelty simple for structure, when reaching the adjusting mold temperature, reduced fault rate, prolonged service life, reduce maintenance cost, be suitable for large-scale promotion application.
4, the discharging of the circulation temperature adjustment liquid juice of heat of the present utility model does not directly enter liquid reserve tank, be introduced into heat exchanger, after cooling, return liquid reserve tank again, avoided the impact of hot circulation temperature adjustment liquid juice liquid reserve tank, be skillfully constructed, design is unique, and novelty simple for structure is when reaching the adjusting mold temperature, reduced fault rate, prolong service life, reduced maintenance cost, be suitable for large-scale promotion application.
5, the utility model adopts biliquid bit switch structure; promptly be provided with first switch, be provided with second switch, can more effectively play the excessive low water level protection effect at the cartridge heater place at liquid reserve tank; be skillfully constructed; design is unique, and novelty simple for structure is when reaching the adjusting mold temperature; reduced fault rate; prolong service life, reduced maintenance cost, be suitable for large-scale promotion application.
6, liquid reserve tank of the present utility model is arranged on the top of liquid supercharging driver part, described cartridge heater is arranged on the top of described liquid driven parts, as long as fill it up with circulation temperature adjustment liquid juice in liquid reserve tank and the cartridge heater, no matter machine is in operation or halted state, liquid supercharging driver part and liquid driven components interior all are full of circulation temperature adjustment liquid juice, liquid supercharging driver part and the mechanical seal of liquid driven parts can not form the dry grinding damage because of lacking circulation temperature adjustment liquid juice, prolong the service life and the maintenance period of liquid supercharging driver part and liquid driven parts, save the maintenance cost of water pump.
7, the utility model is owing to adopt the form of cooling indirectly, the operation of liquid driven parts is more steady, the flow fluctuation of having avoided the switching of direct cooling magnetic valve and having formed impacts, liquid driven parts and accessory hose also have the fatigue strength reduction of portion's product such as Pressure gauge in the machine, and prolong the service life of machine.
Description of drawings
Fig. 1 is the structural representation of a specific embodiment of the present utility model.
The specific embodiment
In order more to be expressly understood technology contents of the present utility model, describe in detail especially exemplified by following examples.Wherein identical parts adopt identical Reference numeral.
See also shown in Figure 1, indirect cooling die heater of the present utility model comprises liquid reserve tank 1, liquid pressurised driving parts 21, cartridge heater 22, liquid driven parts 3, heat exchanger 4, temperature-measuring part 5, the control module (not shown), magnetic valve 6, cooling fluid inlet pipe 7 and cooling fluid go out pipe 8, store circulation temperature adjustment liquid juice 9 in the described liquid reserve tank 1, described liquid reserve tank 1 is by the described cartridge heater 22 of described liquid pressurised driving parts 21 pipeline connections, the described liquid driven parts 3 of described cartridge heater 22 pipeline connections, the mould 10 pipeline connections described cartridge heater 22 of described liquid driven parts 3 by cooling off, described cartridge heater 22 is successively by described magnetic valve 6 and the described liquid reserve tank 1 of described heat exchanger 4 pipeline connections, described cooling fluid inlet pipe 7 goes out pipe 8 by the described cooling fluid of described heat exchanger 4 pipeline connections, described temperature-measuring part 5 is arranged in the described circulation temperature adjustment liquid juice 9, be provided with heater block 2 in the described cartridge heater 22, described control module circuit respectively connects described temperature-measuring part 5, described magnetic valve 6, described heater block 2 described liquid pressurised driving portion 21 and described liquid driven parts 3.
Liquid reserve tank 1 downstream is provided with liquid pressurised driving portion 21, is liquid state with the temperature that guarantees circulation temperature adjustment liquid juice 9 120 ℃ the time, prevents to gasify.Magnetic valve 6 is used to control low temperature circulation temperature adjustment liquid juice 9 and whether enters cartridge heater 22, and the circulation temperature adjustment liquid juice of promptly controlling in the liquid reserve tank 19 is directly to advance heat exchanger 4 or enter cartridge heater 22 from bypass.The temperature of the circulation temperature adjustment liquid juice 9 that control module records according to temperature-measuring part 5, the Push And Release of control heater block 2 or the through and off of magnetic valve 6.If the temperature of circulation temperature adjustment liquid juice 9 normally is a preferred temperature, control module control heater block 2 is closed, open magnetic valve 6, after circulation temperature adjustment liquid juice 9 in the liquid reserve tank 1 enters cartridge heater 22, get back to cartridge heater 22 after process mould 10 is taken away heat, enter heat exchanger 4 by magnetic valve 6 places again and get back to liquid reserve tank 1; If the temperature of circulation temperature adjustment liquid juice 9 is lower, control module control heater block 2 is opened, utilize 9 heating of 2 pairs of circulation temperature adjustments of heater block liquid juice to make it to heat up, close magnetic valve 6, be cartridge heater 22 places temperature adjustment liquid juice 9 inflow heat exchangers 4 that do not circulate, the circulation temperature adjustment liquid juice 9 in the liquid reserve tank 1 can directly enter heat exchanger 4 by bypass (first stop valve, 24 places that for example below will describe) and get back to liquid reserve tank 1; If the temperature of circulation temperature adjustment liquid juice 9 is higher, control module control magnetic valve 6 is opened, even the circulation temperature adjustment liquid juice 9 in the liquid reserve tank 1 enters cartridge heater 22, after process mould 10 is got back to cartridge heater 22, enter heat exchanger 4 by magnetic valve 6 places again and get back to liquid reserve tank 1, heater block 2 is closed, and 9 coolings make it cooling to circulation temperature adjustment liquid juice to utilize cooling liquid.
In specific embodiment of the utility model, described liquid pressurised driving parts 21 are booster pumps, described liquid driven parts 3 are medium pumps, described heat exchanger 4 is plate type heat exchangers, described temperature-measuring part 5 is temperature probes, described control module is the PID controller, and described circulation temperature adjustment liquid juice 9 is circulation temperature adjustment pure water.Plate type heat exchanger can be that stainless steel plate type heat exchanger is made heat exchanger, can guarantee the cooling capacity of machine.Temperature probe can be arranged on the downstream of cartridge heater, also can be arranged on the downstream of medium pump, also can be arranged on other correct positions, and is the closer to mould 10, good more to the temperature controlling of mould 10.
In specific embodiment of the utility model, described heater block 2 is heating tubes, and described heating tube vertically is plugged in the described cartridge heater 22.Be used for heat cycles temperature adjustment liquid juice 9.
Preferably, described liquid reserve tank 1 is arranged on the top of described liquid supercharging driver part 21, and described cartridge heater 22 is arranged on the top of described liquid driven parts 3.In specific embodiment of the utility model, described liquid reserve tank 1 is arranged on the top of described booster pump, and described cartridge heater 22 is arranged on the top of described medium pump.
In specific embodiment of the utility model, the top of described liquid reserve tank 1 is provided with water filling port 11, the bottom of described liquid reserve tank 1 is provided with discharge outlet 12, and the top, side of described liquid reserve tank 1 is provided with overfall 13, and the bottom of described cartridge heater 22 is provided with floss hole 23.
Preferably, described indirect cooling die heater also comprises first stop valve 24 and first Pressure gauge 25, described first Pressure gauge 25 is arranged on the downstream of described liquid pressurised driving parts 21, and described liquid pressurised driving parts 21 are successively by described first stop valve 24 and the described liquid reserve tank 1 of described heat exchanger 4 pipeline connections.Described first stop valve 24 can be a hand stop valve, it also can be electric check valve, if electric check valve, then be connected with the control module circuit, in specific embodiment of the utility model, described first stop valve 24 is hand stop valves, is used to control the pressure size of booster pump, and described booster pump is successively by this hand stop valve and the described liquid reserve tank 1 of described plate type heat exchanger pipeline connection.
Preferably, described indirect cooling die heater also comprises second stop valve 26, safety valve 27 and second Pressure gauge 20, described safety valve 27 and described second Pressure gauge 20 all are arranged on the downstream of described liquid driven parts 3, and described liquid driven parts 3 are by the described cartridge heater 22 of described second stop valve, 26 pipeline connections.Described second stop valve 26 can be a hand stop valve, it also can be electric check valve, if electric check valve, then be connected with the control module circuit, in specific embodiment of the utility model, described second stop valve 26 is hand stop valves, is used to control the pressure size of booster pump, and described medium pump is by the described cartridge heater 22 of this hand stop valve pipeline connection.The effect of safety valve 27 is, when pressure during greater than rated pressure, the circulation temperature adjustment liquid juice 9 in the pipeline breaks through safety valve 27 valves and flows out, to guarantee safety.
Preferably, described indirect cooling die heater also comprises first ball valve 14 and second ball valve 15, and described liquid driven parts 3 are by the described mould 10 of described first ball valve, 14 pipeline connections, and described mould 10 is by the described cartridge heater 22 of described second ball valve, 15 pipeline connections.The quantity of first ball valve 14 is any, specifically is provided with as required, is generally 1-8, and is perhaps more, a pipeline promptly can be set be connected to mould 10, and it also is like this that the quantity that several pipelines are connected to mould 10, the second ball valves 15 also can be set.In specific embodiment of the utility model, described medium pump is by the described mould 10 of described first ball valve, 14 pipeline connections, and described mould 10 is by the described plate type heat exchanger of described second ball valve, 15 pipeline connections.
In specific embodiment of the utility model, described indirect cooling die heater also comprises liquid level gauge 16, and described liquid level gauge 16 is arranged on the side of described liquid reserve tank 1.What of liquid reserve tank 1 interior amount of liquid liquid level gauge 16 will show.
Preferably, described indirect cooling die heater also comprises overheated preventer 17, and the outside and circuit that described overheated preventer 17 is installed in described cartridge heater 22 connects described control module.In specific embodiment of the utility model, described overheated preventer 17 is overtemperature relays.When the temperature of cartridge heater 22 was too high, overtemperature relay was passed to control module with signal, stopped heating by control module control heating tube, and control magnetic valve 6 is opened and cooled off.
Preferably, described indirect cooling die heater also comprises filter 18, and described filter 18 is arranged in the described cooling fluid inlet pipe 7.In specific embodiment of the utility model, described filter 18 is y-type filters.
Preferably, described indirect cooling die heater also comprises cleaning interface 28, and described cleaning interface 28 is arranged on described cooling fluid inlet pipe 7 and/or described cooling fluid goes out in the pipe 8.In specific embodiment of the utility model, go out in the pipe 8 to be provided with described cleaning interface 28 at described cooling fluid inlet pipe 7 and described cooling fluid.
Preferably, described indirect cooling die heater also comprises first switch 19, top and part that described first switch 19 is suspended in described liquid reserve tank 1 are arranged in described circulation temperature adjustment liquid juice 9, and described first switch, 19 circuit connect described control module.In specific embodiment of the utility model, described first switch, 19 parts are arranged in described circulation temperature adjustment pure water.When first switch 19 records when lacking circulation temperature adjustment pure water in the liquid reserve tank 1, send coherent signal to control module, quit work by control module control booster pump and medium pump.And can notify the staff to pass through water filling port 11 by for example siren and in liquid reserve tank 1, add circulation temperature adjustment pure water.Perhaps trigger automatic water filling device and in liquid reserve tank 1, add circulation temperature adjustment pure water by water filling port 11.
Preferably, described indirect cooling die heater also comprises intermediate receptacle 29 and second switch 30 that is arranged in the described intermediate receptacle 29, described cartridge heater 22 is by the described heat exchanger 4 of described intermediate receptacle 29 pipeline connections, have described circulation temperature adjustment liquid juice 9 in the described intermediate receptacle 29, described second switch, 30 parts are arranged in described circulation temperature adjustment liquid juice 9 and circuit connects described control module.In specific embodiment of the utility model, described second switch, 30 parts are arranged in described circulation temperature adjustment pure water.In fact, second switch 30 also can be set directly in the cartridge heater 22.When second switch 30 records when lacking circulation temperature adjustment pure water in the intermediate receptacle 29, send coherent signal to control module, quit work by control module control booster pump and medium pump.And can notify the staff to pass through water filling port 11 by for example siren and in liquid reserve tank 1, add circulation temperature adjustment pure water.Perhaps trigger automatic water filling device and in liquid reserve tank 1, add circulation temperature adjustment pure water by water filling port 11.
Use of the present utility model is roughly as follows:
The mould 10 that 1) will cool off (here being metallic mould) is connected in the utility model, constitutes structure as shown in Figure 1, and cooling fluid inlet pipe 7 is connected cooling water simultaneously, opens associated pipe valve (for example first ball valve 14 and second ball valve 15);
2) water filling port 11 from the top of liquid reserve tank 1 adds circulation temperature adjustment pure water in liquid reserve tank 1, during to liquid reserve tank 1 top-off cycle temperature adjustment pure water, starts the machine;
3) hand stop valve of adjusting booster pump bypass makes the pressure of first Pressure gauge 25 reach prescribed limit; Regulate the hand stop valve of medium pump bypass, make the pressure of second Pressure gauge 20 reach prescribed limit;
4) the medium pump is transported to cartridge heater 22 with the circulation temperature adjustment pure water in the liquid reserve tank 1, be transported to mould 10 by the medium pump again, take away the heat in the mould 10, the circulation temperature adjustment pure water of heat returns die heater, through plate type heat exchanger and cooling water heat exchange, return liquid reserve tank 1 after the circulation temperature adjustment pure water cooling of heat by cartridge heater 22, finish whole circulation temperature control process and (see also Fig. 1, wherein " → " expression cooling water flow to
Expression circulation temperature adjustment pure water flows to).Circulation temperature adjustment pure water temperature in the cartridge heater 22 is regulated by the PID controller automatically by temperature probe, the ON and the OFF of control magnetic valve 6, and the ON of heating tube and OFF, accurately control the temperature of circulation temperature adjustment pure water, make the circulation temperature adjustment pure water water that enters mould 10 reach optimum temperature;
5) liquid reserve tank 1 is the open design of band case lid, the boiling point of water is 100 ℃ under normal pressure, the maximum operating temperature of machine is 120 ℃, machine intimate appends booster pump, increasing pressure makes circulation temperature adjustment pure water surpass not explosive evaporation under 100 ℃ the situation, only natural evaporation, the rate of water make-up of machine operation back circulation temperature adjustment pure water is few;
The preparation of 6) moulding front mold 10 heats up, and contains circulation temperature adjustment pure water, pipeline and mould 10
A. the heat Q that the temperature adjustment pure water that circulates heats up and needs
1(Kcal)
Q
1＝W
1×C
1×(θ
2-θ
1)
W
1: recirculated water weight kg,
C
1: specific heat of water 1.0Kcal/kg ℃,
θ
2: mould is produced required temperature,
θ
1: normal temperature, usually by 20 ℃ of calculating
B. the heat Q that needs of the intensification of pipeline
2(Kcal)
Q
2＝W
2×C
2×(θ
2-θ
1)
C. the heat Q that needs of the intensification of mould
3(Kcal)
Q
3＝W
3×C
3×(θ
2-θ
1)
The heat Q=Q that total intensification is required
1+ Q
2+ Q
3Provide by the heating tube in the machine.
7) during the die heater operate as normal, the thermic load of mould 10 is taken away by cooling water by stainless steel plate type heat exchanger, thermic load Q=C * m * Δ t (Kcal/Hr)
C: specific heat of water 1.0Kcal/kg ℃
M: the mass flow kg/Hr of water
Δ t: the temperature difference of cooling water turnover plate type heat exchanger, get Δ t=5 ℃ usually
Q/860 (KW) is the selection ground of plate type heat exchanger.
The utility model adopts the indirect type of cooling, separate circulation temperature adjustment pure water and cooling water by plate type heat exchanger, both flow passages are separate, and by the plate type heat exchanger heat exchange, guarantee that circulation temperature adjustment pure water is not subjected to the pollution of extraneous cooling water, the cleaning that has kept circulation temperature adjustment pure water, and measure the temperature of circulation temperature adjustment pure water by temperature probe, then by the Push And Release of PID controller control heating tube and the through and off of controlling magnetic valve 6, accurately control the temperature of circulation temperature adjustment pure water, make the circulation temperature adjustment pure water that enters mould 10 reach optimum temperature.
To sum up, indirect cooling frame temperature of the present utility model mechanism thinks ingenious, and design is unique, novelty simple for structure, circulation temperature adjustment liquid juice and extraneous cooling liquid thoroughly separately and by heat exchanger carry out heat exchange, to guarantee that circulation temperature adjustment liquid juice is not subjected to the pollution of extraneous cooling liquid, kept the cleaning of circulation temperature adjustment liquid juice, when reaching the adjusting mold temperature, reduced fault rate, prolong service life, reduced maintenance cost, be suitable for large-scale promotion application.
In this specification, the utility model is described with reference to its certain embodiments.But, still can make various modifications and conversion obviously and not deviate from spirit and scope of the present utility model.Therefore, specification and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (14)
1. one kind is cooled off die heater indirectly, it is characterized in that, comprise liquid reserve tank, liquid pressurised driving parts, cartridge heater, the liquid driven parts, heat exchanger, temperature-measuring part, control module, the cooling magnetic valve, cooling fluid inlet pipe and cooling fluid go out pipe, store circulation temperature adjustment liquid juice in the described liquid reserve tank, described liquid reserve tank is by the described cartridge heater of described liquid pressurised driving parts pipeline connection, the described liquid driven parts of described cartridge heater pipeline connection, the mould pipeline connection described cartridge heater of described liquid driven parts by cooling off, described cartridge heater is communicated with described liquid reserve tank by described magnetic valve and described heat exchange manifold successively, described cooling fluid inlet pipe is communicated with described cooling fluid by described heat exchange manifold and goes out pipe, described temperature-measuring part is arranged in the described circulation temperature adjustment liquid juice, be provided with heater block in the described cartridge heater, described control module circuit respectively connects described temperature-measuring part, described magnetic valve, described heater block, described liquid pressurised driving parts and described liquid driven parts.
2. indirect cooling die heater according to claim 1 is characterized in that described heater block is a heating tube, and described heating tube vertically is plugged in the described cartridge heater.
3. indirect cooling die heater according to claim 1 is characterized in that described liquid reserve tank is arranged on the top of described liquid supercharging driver part, and described cartridge heater is arranged on the top of described liquid driven parts.
4. indirect cooling die heater according to claim 1, it is characterized in that the top of described liquid reserve tank is provided with water filling port, the bottom of described liquid reserve tank is provided with discharge outlet, the top, side of described liquid reserve tank is provided with overfall, and the bottom of described cartridge heater is provided with floss hole.
5. indirect cooling die heater according to claim 1, it is characterized in that, described indirect cooling die heater also comprises first stop valve and first Pressure gauge, described first Pressure gauge is arranged on the downstream of described liquid pressurised driving parts, and described liquid pressurised driving parts are communicated with described liquid reserve tank by described first stop valve and described heat exchange manifold successively.
6. indirect cooling die heater according to claim 1, it is characterized in that, described indirect cooling die heater also comprises second stop valve, safety valve and second Pressure gauge, described safety valve and described second Pressure gauge all are arranged on the downstream of described liquid driven parts, and described liquid driven parts are by the described cartridge heater of the described second stop valve pipeline connection.
7. indirect cooling die heater according to claim 1, it is characterized in that, described indirect cooling die heater also comprises first ball valve and second ball valve, described liquid driven parts are by the described mould of the described first ball valve pipeline connection, and described mould is by the described cartridge heater of the described second ball valve pipeline connection.
8. indirect cooling die heater according to claim 1 is characterized in that, described indirect cooling die heater also comprises liquid level gauge, and described liquid level gauge is arranged on the side of described liquid reserve tank.
9. indirect cooling die heater according to claim 1 is characterized in that, described indirect cooling die heater also comprises overheated preventer, and the outside and circuit that described overheated preventer is installed in described cartridge heater connects described control module.
10. indirect cooling die heater according to claim 1 is characterized in that, described indirect cooling die heater also comprises filter, and described filter is arranged in the described cooling fluid inlet pipe.
11. indirect cooling die heater according to claim 1 is characterized in that, described indirect cooling die heater also comprises the cleaning interface, and described cleaning interface is arranged on described cooling fluid inlet pipe and/or described cooling fluid goes out in the pipe.
12. indirect cooling die heater according to claim 1, it is characterized in that, described indirect cooling die heater also comprises first switch, top and part that described first switch is suspended in described liquid reserve tank are arranged in described circulation temperature adjustment liquid juice, and the described first switch circuit connects described control module.
13. indirect cooling die heater according to claim 1, it is characterized in that, described indirect cooling die heater also comprises intermediate receptacle and second switch that is arranged in the described intermediate receptacle, described cartridge heater is by the described heat exchanger of described intermediate receptacle pipeline connection, have described circulation temperature adjustment liquid juice in the described intermediate receptacle, described second switch partly is arranged in described circulation temperature adjustment liquid juice and circuit connects described control module.
14. indirect cooling die heater according to claim 1, it is characterized in that, described liquid pressurised driving parts are booster pumps, described liquid driven parts are medium pumps, described heat exchanger is a plate type heat exchanger, described temperature-measuring part is a temperature probe, and described control module is the PID controller, and described circulation temperature adjustment liquid juice is a circulation temperature adjustment pure water.
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| CN2010201528981U CN201626095U (en) | 2010-04-08 | 2010-04-08 | Indirect cooling die heater |
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|---|---|---|---|
| CN2010201528981U CN201626095U (en) | 2010-04-08 | 2010-04-08 | Indirect cooling die heater |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102886882A (en) * | 2012-11-01 | 2013-01-23 | 东莞市艾科朗思机械设备有限公司 | Low-temperature mold temperature controller |
| CN103228379A (en) * | 2010-11-24 | 2013-07-31 | 工业制冷有限公司 | Integrated pre-heating and cooling system for dies |
| CN104309086A (en) * | 2014-09-26 | 2015-01-28 | 马瑞利汽车零部件(芜湖)有限公司 | Movably-replaceable injection machine mold temperature control unit |
| CN105150426A (en) * | 2015-09-01 | 2015-12-16 | 太仓求精塑模有限公司 | Mold energy-saving temperature control system |
| CN106493926A (en) * | 2016-12-08 | 2017-03-15 | 川田机械制造(上海)有限公司 | New die heater and its realize control method that boost pressure and temperature match |
| CN111854496A (en) * | 2019-04-26 | 2020-10-30 | 中国石油天然气股份有限公司 | Cooling device and method for natural gas loop system and storage medium |
-
2010
- 2010-04-08 CN CN2010201528981U patent/CN201626095U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103228379A (en) * | 2010-11-24 | 2013-07-31 | 工业制冷有限公司 | Integrated pre-heating and cooling system for dies |
| CN103228379B (en) * | 2010-11-24 | 2015-12-09 | 工业制冷有限公司 | For integrated the preheating and cooling system of mould |
| CN102886882A (en) * | 2012-11-01 | 2013-01-23 | 东莞市艾科朗思机械设备有限公司 | Low-temperature mold temperature controller |
| CN102886882B (en) * | 2012-11-01 | 2015-06-17 | 东莞市艾科朗思机械设备有限公司 | Low-temperature mold temperature controller |
| CN104309086A (en) * | 2014-09-26 | 2015-01-28 | 马瑞利汽车零部件(芜湖)有限公司 | Movably-replaceable injection machine mold temperature control unit |
| CN105150426A (en) * | 2015-09-01 | 2015-12-16 | 太仓求精塑模有限公司 | Mold energy-saving temperature control system |
| CN106493926A (en) * | 2016-12-08 | 2017-03-15 | 川田机械制造(上海)有限公司 | New die heater and its realize control method that boost pressure and temperature match |
| CN106493926B (en) * | 2016-12-08 | 2019-07-16 | 川田机械制造(上海)有限公司 | The control method that die heater and its realization boost pressure and temperature match |
| CN111854496A (en) * | 2019-04-26 | 2020-10-30 | 中国石油天然气股份有限公司 | Cooling device and method for natural gas loop system and storage medium |
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