CN1954986A - Heater cartridge and molding apparatus having the same - Google Patents
Heater cartridge and molding apparatus having the same Download PDFInfo
- Publication number
- CN1954986A CN1954986A CNA2006101371663A CN200610137166A CN1954986A CN 1954986 A CN1954986 A CN 1954986A CN A2006101371663 A CNA2006101371663 A CN A2006101371663A CN 200610137166 A CN200610137166 A CN 200610137166A CN 1954986 A CN1954986 A CN 1954986A
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- China
- Prior art keywords
- heating
- cooling medium
- molding apparatus
- medium pipe
- cartridge heater
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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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
- B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
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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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
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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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
Abstract
A molding apparatus includes a mold and a heater cartridge, the mold comprising at least one cartridge channel and the heater cartridge comprising a main body casing, a plurality of heating sectors dividing an inside of the main body casing, and a heating part provided to at least one of the heating sectors to heat a predetermined area of the mold, wherein the heater cartridge inserted to the cartridge channel. There by the present invention provides a heater cartridge and a molding apparatus using the heater cartridge, the said heater cartridge provides uniform heating to enhance thermal efficiency and the quality of a product.
Description
The interests of the 2005-0100331 korean patent application that the application requires to submit on October 24th, 2005, the 2005-0110637 korean patent application of submitting on November 18th, 2005 and the 2005-0111362 korean patent application submitted on November 21st, 2005, all these applications are all submitted in Korea S Department of Intellectual Property, and the full content of these applications is contained in this by reference.
Technical field
The present invention relates to a kind of cartridge heater and have the molding apparatus of this cartridge heater.More particularly, the present invention relates to a kind of cartridge heater and a kind of molding apparatus of heating mould equably of being used for this cartridge heater.
Background technology
Usually, molding apparatus injects the mould with reservation shape with moulding material, to obtain to have the shaped object of reservation shape.Use the mould pressing process of this molding apparatus to comprise a plurality of stages.Mould pressing process comprises and was used for before the injection moulding material certain zone of heating, for example heating period of the chamber of heating mould and be used for the cooling stage of cooling forming object after the injection moulding material.Heating period uses vapours, hot water etc. as thermal source.
Molding apparatus comprises: patrix, motion up and down; Counterdie is attached to patrix; Chamber by forming in conjunction with upper die and lower die, is scheduled to object thereby form in described chamber.Molding apparatus comprises: injecting unit, be formed with injection orifice, and, for example resin is injected moulding material by this injection orifice; Mobile chute (flowing runner) is directed to moulding material the chamber from injection orifice.Molding apparatus comprises heating part, and described heating part is inserted in the tube passage that passes upper die and lower die inside and form with heated chamber.Therefore, make the moulding material that is injected in flow chute and the chamber keep predetermined temperature to have flowability.Molding apparatus comprises: the cooling duct, be positioned at mould inside, and be arranged with the heating part branch, with cooling forming object after being injected fully at moulding material; Cooling medium pump makes the cooling medium circulation by the cooling duct.
Heating part heated chamber and mobile chute are to have predetermined temperature.Then, by the chute that flows moulding material is injected into the chamber from injecting unit.Chamber is heated the temperature difference that makes between moulding material and the chamber reduce, improved the mobile of moulding material like this and prevented that moulding material from cooling off fast.Therefore, reduced defect rate.
After the injection of finishing moulding material, cooling medium pump makes the cooling medium circulation with the cooling forming object by the cooling duct.Then, upper die and lower die are separated, from chamber, obtain shaped object.
Yet, in traditional molding apparatus, because heating part is not considered distance between itself and chamber or the mobile chute and heated chamber and mobile chute, so according to being heated unevenly between chamber and the heating part apart from chamber.In addition, because the tube passage of cartridge heater heating and cooling duct separately form, therefore its complex structure needs bigger installing space.In addition, owing to heating and cooling interfere with each other, so reduced efficient separately.In addition, traditional molding apparatus uses acquisition vapours or hot water such as oil, thereby the thermal efficiency is low, and needs long heat time heating time.Therefore, need improved cartridge heater and use the molding apparatus of this cartridge heater.
Summary of the invention
Exemplary embodiment of the present invention solves the problems referred to above and/or shortcoming at least, and the advantage that describes below at least is provided.Therefore, an illustrative aspects of the present invention is to provide a kind of cartridge heater and a kind of molding apparatus with this cartridge heater, and described cartridge heater provides uniform heating, thereby has improved the thermal efficiency and product quality.Another illustrative aspects of the present invention is to provide a kind of cartridge heater and a kind of molding apparatus with this cartridge heater, and described cartridge heater provides heating and cooling in order by a cartridge heater.
Another illustrative aspects of the present invention is to provide a kind of cartridge heater and a kind of molding apparatus with this cartridge heater, and described cartridge heater provides heating and cooling simultaneously.
Another illustrative aspects of the present invention is to provide a kind of cartridge heater and a kind of molding apparatus with this cartridge heater, described cartridge heater is provided for the structure of the simplification of heating and cooling mould, thereby the reduction installation cost shortens process cycle, and improves the efficiency of heating surface.
By providing a kind of molding apparatus can realize above-mentioned and/or other illustrative aspects of the present invention, described molding apparatus comprises mould and cartridge heater, and described mould comprises at least one passage, and described cartridge heater comprises: fuselage cover; A plurality of heating sector, separately inner at described fuselage cover; At least one heating part is arranged at least one heating sector, and to heat the zone of described mould, wherein, described cartridge heater is arranged in described tube passage.
According to exemplary embodiment of the present invention, proportional from the zone of the amount of the heat of described at least one heating part supply and described mould and distance of being provided with between described at least one heating sector of described at least one heating part.
According to exemplary embodiment of the present invention, described molding apparatus also comprises the cooling medium pipe that passes described fuselage cover setting, and described cooling medium pipe is used for guided.
According to exemplary embodiment of the present invention, at least one of described a plurality of heating sector is adjacent with described cooling medium pipe, and described at least one heating part is arranged in described at least one heating sector adjacent with described cooling medium pipe.
According to exemplary embodiment of the present invention, described cooling medium pipe is included in a plurality of radiation fins that form on its inner surface.
According to exemplary embodiment of the present invention, described molding apparatus also comprises at least one heater wire that is arranged in described at least one heating part, wherein, the zone of the quantity of the heater wire in described at least one heating part and described mould and to be provided with described at least one heating distance between sector of described at least one heating part proportional.
According to exemplary embodiment of the present invention, a plurality of heating parts are located at respectively in described a plurality of heating sector, in addition, wherein, from the amount of the heat of each supply of described a plurality of heating parts respectively and the distance between each of the zone of described mould and described a plurality of heating sector proportional.
According to exemplary embodiment of the present invention, described molding apparatus also comprises the cooling medium pipe that passes described fuselage cover setting, and described cooling medium pipe is used for guided.
According to exemplary embodiment of the present invention, each of described a plurality of heating sector is adjacent with described cooling medium pipe, and each of described a plurality of heating parts is separately positioned in each of described a plurality of heating sector, and described a plurality of heating sector rings are around described cooling medium pipe.
According to exemplary embodiment of the present invention, described molding apparatus also comprises at least one heater wire in each that is arranged on described a plurality of heating parts, wherein, the quantity of the heater wire that in each of described a plurality of heating parts, is provided with respectively and the zone of described mould and the distance that is provided with between each each of described a plurality of heating sector of described a plurality of heating parts proportional.
According to exemplary embodiment of the present invention, described heater wire is the impedance metal.
According to exemplary embodiment of the present invention, described molding apparatus also comprises at least one heater wire in each heating part that is located at the described a plurality of heating parts of first cover, wherein, the quantity that is located at the heater wire in each of the described a plurality of heating parts of first cover respectively and the zone of described mould and the distance that is provided with between each each of described a plurality of heating sector of the described a plurality of heating parts of first cover proportional, in addition, wherein, the described a plurality of heating parts of second cover are not provided with heater wire.
According to exemplary embodiment of the present invention, described fuselage cover is set as cylindrical shape.
By providing a kind of cartridge heater can realize above-mentioned and/or other illustrative aspects of the present invention, described cartridge heater comprises: fuselage cover; A plurality of heating sector, separately inner at described fuselage cover; At least one heating part is arranged at least one heating sector, with heating object.
According to exemplary embodiment of the present invention, proportional from the amount and the described object of the heat of described at least one heating part supply and the distance that is provided with between the described heating sector of described at least one heating part.
According to exemplary embodiment of the present invention, described cartridge heater also comprises the cooling medium pipe that passes described fuselage cover setting, and described cooling medium pipe is used for guided.
According to exemplary embodiment of the present invention, at least one of described a plurality of heating sector is adjacent with described cooling medium pipe, and described heating part is arranged in described at least one heating sector adjacent with described cooling medium pipe.
According to exemplary embodiment of the present invention, described cooling medium pipe is included in a plurality of radiation fins that form on its inner surface.
According to exemplary embodiment of the present invention, described fuselage cover is set as cylindrical shape.
According to exemplary embodiment of the present invention, described cartridge heater also comprises at least one heater wire that is located in described at least one heating part.
According to exemplary embodiment of the present invention, described cartridge heater also comprises at least one heater wire that is arranged in described at least one heating part, and wherein, the quantity of the heater wire of setting is proportional with the amount of the heat of supplying from described at least one heating part.
By being provided, a kind of molding apparatus can realize above-mentioned and/or other illustrative aspects of the present invention, described cartridge heater, described molding apparatus comprise the mould and the cartridge heater of the tube passage that passes its formation, described cartridge heater, comprise: the cooling medium pipe is used for guided; Heating part, around described cooling medium pipe, wherein, described cartridge heater is arranged in described tube passage.
According to exemplary embodiment of the present invention, described cooling medium pipe is included in a plurality of radiation fins that form on its inner surface.
By providing a kind of cartridge heater can realize above-mentioned and/or other illustrative aspects of the present invention, described cartridge heater comprises: the cooling medium pipe, and cooling medium flows by described cooling medium pipe; Heating part is around described cooling medium pipe.
According to exemplary embodiment of the present invention, described cooling medium pipe is included in a plurality of radiation fins that form on its inner surface.
Description of drawings
By the description of exemplary embodiment being carried out below in conjunction with accompanying drawing, above-mentioned and/or others of the present invention and advantage will become clear and be easier to and understand, wherein:
Fig. 1 is the cutaway view that the molding apparatus of first exemplary embodiment according to the present invention is shown;
Fig. 2 is the cutaway view that the exemplary cartridge heater of Fig. 1 is shown;
Fig. 3 is the perspective view that the exemplary cartridge heater of Fig. 1 is shown;
Fig. 4 is the cutaway view of heating that the exemplary cartridge heater of Fig. 1 is shown;
The exemplary molded equipment control block diagram of Fig. 5 Fig. 1;
Fig. 6 is the cutaway view that the cartridge heater of second exemplary embodiment according to the present invention is shown;
Fig. 7 is the cutaway view that the cartridge heater of the 3rd exemplary embodiment according to the present invention is shown;
Fig. 8 is the perspective view that the molding apparatus of the 4th exemplary embodiment according to the present invention is shown;
Fig. 9 is the perspective view that the exemplary cartridge heater of Fig. 8 is shown;
Figure 10 is the cutaway view that the exemplary cartridge heater of Fig. 8 is shown.
Among the whole figure, identical label is construed as indication components identical, part and structure.
The specific embodiment
Be provided at the content that limits in the specification, for example concrete structure and element are to help the complete understanding embodiments of the invention, and these contents only are exemplary.Therefore, those of ordinary skills should be realized that, under situation about not departing from the scope of the present invention with spirit, can carry out variations and modifications to embodiment described herein.In addition, for knowing and for simplicity, having omitted description to known function and structure.To describe the exemplary embodiment of the present invention that shows in the accompanying drawing now in detail.
As shown in Figure 1, the molding apparatus 10 of first exemplary embodiment comprises according to the present invention: mould 11 and 13 is provided with at least one passage 19; Cartridge heater 50 inserts in the tube passage 19.Molding apparatus 10 comprises: patrix 11, motion up and down; Counterdie 13 is attached to patrix 11; Chamber 15 by forming in conjunction with patrix 11 and counterdie 13, thereby can form object therein.Molding apparatus 10 comprises: injecting unit 21, be formed with the injection orifice (not shown), and, for example resin is injected moulding material by this injection orifice; Mobile chute 17 is directed to moulding material the chamber 15 from injection orifice.Molding apparatus 10 comprises and passes mould 11 and the 13 inner and tube passages 19 that form, and molding apparatus 10 is inserted with the cartridge heater 50 that passes described tube passage 19.Therefore, molding apparatus 10 can be heated tube 50 heating, and can be cooled by the circulation of cooling medium.
At least one passage 19 passes patrix 11 respectively and counterdie 13 forms, and makes cartridge heater 50 be passed a passage 19 and inserts.As shown in Figure 2, cartridge heater 50 comprises: cooling medium tube portion 57, and cooling medium flows by this cooling medium tube portion 57; Heating part (for example, 53a, 53b ...), around cooling medium tube portion 57.Alternatively, tube passage 19 can be set among patrix 11 and counterdie 13 one.The amount of the heat that produces according to cartridge heater 50 can be determined interval, size and the quantity of a passage 19.Owing to be inserted into cartridge heater 50 heating and cooling in order in the passage 19, so do not need to provide other coolant guiding channel for patrix 11 or counterdie 13.Therefore, can reduce requisite space and cost.
Again as shown in Figure 2, heating sector 51a, 51b ... by according to predetermined angular separately with hold be provided with heater wire 55a, 55b ... heating part 53a, 53b ....Heating sector 51a, 51b ... can be separately by the separator (not shown).Therefore, cartridge heater 50 can comprise to each the heating sector 51a, 51b ... provide respectively heat heating part 53a, 53b ....
Heating part 53a, 53b ... be positioned at heating sector 51a, 51b ... in around cooling medium tube portion 57, and comprise a plurality of heater wire 55a, 55b ....The insulating component (not shown) around heater wire 55a, 55b ....Heating part 53a, 53b ... heater wire 55a, the 55b by receiving electrical power ... heated chamber 15, so that chamber 15 has desired temperatures.Control section 70 based on by be located at mould 11 and 13 temperature inside sensors, 71 sensed temperature and importation 73 control heating part 53a, 53b ... heating.
In addition, the heating part 53c that relatively is provided with chamber 15 is provided with minimum heater wire 55c, descends with the temperature that prevents chamber 15.Therefore, the heat that is delivered to mould 11 and 13 outsides from chamber 15 is minimized, more even with the temperature that keeps chamber 15.In addition, heating part 53a, 53b, 53c ... make electric power.Therefore, compare, can improve the thermal efficiency, and can shorten heat time heating time with the situation of using steam etc.
Cooling medium tube portion 57 comprises a plurality of radiation fins 59 from the inner surface projection, with flowing and the raising cooling effectiveness of guided.As shown in Figure 3, cooling medium tube portion 57 by heating part 53a, 53b, 53c ... around, and comprise pipe 61a and 61b, cooling medium pump 77 and cooler (not shown).Pipe 61a and 61b are connected to cooling medium pump 77, and cooling medium circulates through pipe 61a and 61b by cooling medium pump 77.
Can according to from heating part 53a, 53b, 53c ... the shape of the amount of the heat of generation, chamber 15 or other parameter are determined the sectional dimension and/or the shape of cooling medium tube portion 57.
Therefore, because heating part 53a, 53b, 53c ... and cooling medium tube portion 57 is arranged in the cartridge heater 50 together, so compare with the situation that cooling medium tube portion branch is arranged with heating part, molding apparatus 10 needs less installing space.Therefore, can prevent that heating part and cooling medium tube portion 57 from interfering with each other, thereby heat is transmitted equably.Under the situation that cooling medium tube portion and heating part branch are arranged, the heat that produces from the heating part medium tube some effects that can be cooled make to become inhomogeneous when it is passed to chamber.
Heating part 53a, 53b, 53c ... outer setting power supply section 63, with by connector 75 with power be supplied to heater wire 55a, 55b, 55c ....
Shown in Fig. 2 and 3, cartridge heater 50 comprises the fuselage cover 65 that forms its outer surface.Fuselage cover 65 is formed by the cylindrical shape stainless steel.Alternatively, fuselage cover 65 can be formed by other material, and can have other shape.
Cooling medium pump 77 is arranged on the outside of mould 11 and 13, and is controlled based on the data of temperature sensor 71 and importation 73 by control section 70.
Temperature sensor 71 is adjacent to be provided with chamber 15, and the user can pass through 73 input times of importation or other data.
The heating process and the cooling procedure of cartridge heater 50 hereinafter, are described with reference to Fig. 1, Fig. 4 and Fig. 5.
With moulding material, before for example the resin of fusing injects, by cartridge heater 50 heated chambers 15.If power supply section 63 with power be supplied to heating part 53a, 53b, 53c ..., then heater wire 55a, 55b, 55c ... produce heat.With reference to Fig. 4, because heating part 53a, 53b, 53c ... etc. do not produce hotly in ground according to itself and the distance of chamber 15, have even temperature so chamber 15 can be heated to.Control section 70 makes chamber 15 have desired temperatures based on the Data Control power supply section 63 of temperature sensor 71 and importation 73.If the heating to chamber 15 is finished, to reach/to keep desired temperatures, then controller 70 control injecting units 21 by injection orifice and mobile chute 17 with in the moulding material injecting chamber 15.In mobile chute 17 and chamber 15, heat by cartridge heater 50 and can keep moulding material to be in molten state and do not cool off.After chamber 15 is formed the material complete filling, moulding material is slowly cooled off by keeping even temperature control.Under situation about cooling off under the uneven temperature, can cause the shaped object distortion at moulding material.
Control section 70 makes cooling medium pass through 57 circulations of cooling medium tube portion with the shaped object in the cooling chamber 15 based on the Data Control cooling medium pump 77 of temperature sensor 71 and importation 73.Radiation fin 59 improves cooling effectiveness.Control section 70 control cooling medium pumps 77, thus make shaped object have suitable cooling velocity, to improve its quality.After shaped object solidifies in chamber 15, patrix 11 is separated with counterdie 13.Then, from chamber, obtain shaped object.
The molding apparatus and the cartridge heater of second exemplary embodiment according to the present invention hereinafter, are described with reference to Fig. 6.The molding apparatus of second exemplary embodiment comprises mould that is provided with at least one passage and the cartridge heater 150 that inserts the tube passage according to the present invention.As shown in Figure 6, cartridge heater 150 comprises: fuselage cover 165; A plurality of heating sector 151a, 151b ..., separately inner at fuselage cover 165; Cooling medium tube portion 157 has the radiation fin 159 that cooling medium flows through; At least one heating part 153a, 153b ..., be located at respectively heating sector 151a, 151b ... in, around cooling medium tube portion 157, with the zone of heating mould (for example 111); At least one heats sector 151c, wherein, saves heating part.In addition, also show heater wire 1 55a, 155b ..., with respect to the amount of the heat that produces by each corresponding heating part be provided with described heater wire 155a, 155b ....According to shape, size or other parameter of chamber 115, at least one heating sector (for example 151c) does not have heating part.Therefore, can prevent unnecessary energy loss.
The molding apparatus of the 3rd exemplary embodiment according to the present invention hereinafter, is described with reference to Fig. 7.
The molding apparatus of the 3rd exemplary embodiment comprises mould that is provided with at least one passage and the cartridge heater 250 that inserts the tube passage according to the present invention.As shown in Figure 7, cartridge heater 250 comprises: fuselage cover 265; A plurality of heating sector 251a, 251b ..., separately inner at fuselage cover 265; At least one heating part 253a, 253b ..., be located at respectively heating sector 251a, 251b ... in, with the zone of heating mould (for example 211); In addition, also show heater wire 255a, 255b ..., with respect to the amount of the heat that produces by each corresponding heating part be provided with described heater wire 255a, 255b ....Therefore, molding apparatus is heated chamber 215 effectively, still to have even temperature when forming the less so that object that do not need to cool off of size.
The molding apparatus of the 4th exemplary embodiment according to the present invention hereinafter, is described with reference to Fig. 8 to Figure 10.
To shown in Figure 10, the molding apparatus 310 of the 4th exemplary embodiment comprises according to the present invention as Fig. 8: patrix 311 and counterdie 313, interosculate, to be formed on the chamber 315 that wherein forms object; Upper support part 321 and lower support part 322 support patrix 311 and counterdie 313 respectively; At least one passage 329 passes patrix 311 respectively and counterdie 313 forms.
With reference to Fig. 8, upper support part 321 and lower support part 322 are attached to respectively on patrix 311 and the counterdie 313, to move up and down with patrix 311 and/or counterdie 313.
Patrix 311 and counterdie 313 comprise the tube passage 329 that passes its formation, and patrix 311 and counterdie 313 interosculate forming chamber 315, moulding material, and for example resin is injected in the chamber 315.
With reference to Fig. 8 to Figure 10, at least one passage 329 passes patrix 311 respectively and counterdie 313 forms, and described at least one passage 329 is inserted with cartridge heater 340, and described cartridge heater 340 comprises and is used for guided cooling medium flowing tube portion 342 and around the heating part 341 of cooling medium tube portion 342.Interval, size, quantity and other parameter that can differently determine tube passage 329 are with corresponding to cartridge heater 340.
Therefore, molding apparatus 310 does not need to be provided for the heat tunnel that separates and the cooling duct of heating and cooling, thereby improves space availability ratio, and reduces installation cost.
With reference to Fig. 9 and Figure 10, cartridge heater 340 comprises: cooling medium tube portion 342, and cooling medium flows by this cooling medium tube portion 342; Heating part 341 is around cooling medium tube portion 342 and generation warm.
Flowing of cooling medium tube portion 342 guided, and be included in a plurality of radiation fins 346 that form on the inner surface of cooling medium tube portion 342, described a plurality of radiation fins 346 are used for producing turbulent flow, and extend radiation areas, thereby improve cooling effectiveness.
The sectional dimension of heating part 341 and cooling medium tube portion 342 can change, and can be determined according to shape, size, material or other reference of chamber 315.
Therefore, but cartridge heater 340 not only can heat but also cooling die 311 and 313, shortening the heating and cooling time, thereby shorten the process time, and reduce installing space.
Alternatively, tube passage 329 and cartridge heater 340 can be arranged at least one of patrix 311 and counterdie 313.
The heating process and the cooling procedure of molding apparatus 310 hereinafter, are described with reference to Fig. 8 to Figure 10.
Before the resin of injection fusing, electrical power is imposed on the heating part 341 that inserts the cartridge heater 340 in the tube passage 329.Heating part 341 changes into heat energy according to Joule heat with electric energy.Heat energy is delivered to patrix 311 and counterdie 313, and the mobile chute (not shown) with heated chamber 315 and guiding resin flows makes them reach desired temperatures.Therefore, resin was infused in the chamber 315 that forms between mould 311 and 313 by the injecting unit (not shown) when, the resin in chamber 315, injection orifice (not shown) and mobile chute can keep flow regime and not cool off.
If resin complete filling chamber 315, then the control section (not shown) stops to heating part 341 supply power.Therefore, mould 311 and 313 temperature reduce, and resin cooling so that solidify.
Control section control cooling medium pump (not shown) makes cooling medium be supplied to the cooling medium tube portion 342 that inserts the cartridge heater 340 in the passage 329.Because the temperature of cooling medium is lower than the temperature of heating part 341, so the resin in the cooling medium cooling chamber 315.Here, the radiation fin 346 that forms on the inner surface of cooling medium tube portion 342 makes cooling medium form turbulent flow, and extends radiation areas to improve cooling effectiveness.After hardening of resin, the upper support part 321 that supports patrix 311 moves upward, and makes patrix 311 separate with counterdie 313.Then, the resin that acquisition is solidified from chamber.
Therefore, exemplary cartridge heater and molding apparatus with this cartridge heater be according to the distance of cartridge heater and chamber ground heated chamber or mobile chute such as not, keeping the temperature of chamber equably, thereby improved the quality of the thermal efficiency and shaped object.Therefore, because cooling medium tube portion and heating part are provided with integratedly with heating and cooling in order,, and can make the minimum interference between heating process and the cooling procedure so cartridge heater has the structure of simplification with the molding apparatus with this cartridge heater.Therefore, can improve the efficiency of heating surface and cooling effectiveness, can finish heating process and cooling procedure fast, and can reduce requisite space.In addition, owing to make electric power, thus can improve the thermal efficiency, and can shorten the process time.
As mentioned above, exemplary embodiment of the present invention provides a kind of cartridge heater and a kind of molding apparatus with this cartridge heater, and described cartridge heater provides even heating, thereby has improved the thermal efficiency and product quality.
In addition, exemplary embodiment of the present invention provides a kind of cartridge heater and a kind of molding apparatus with this cartridge heater, described cartridge heater provides heating and cooling in order by a cartridge heater, with fast and heating and cooling simply so that requisite space and process time minimize.
In addition, exemplary embodiment of the present invention provides a kind of cartridge heater and a kind of molding apparatus with this cartridge heater, and described cartridge heater is provided for the simplified structure of heating and cooling mould, to reduce installation cost, shortens process cycle, and improves the efficiency of heating surface.
Though illustrated and described exemplary embodiments more of the present invention, it will be understood by those skilled in the art that under the situation that does not break away from the principle of the present invention that limits its scope by claim and equivalent thereof and spirit, can change these embodiment.
Claims (26)
1, a kind of molding apparatus comprises:
Mould comprises at least one passage;
Cartridge heater comprises:
Fuselage cover;
A plurality of heating sector, separately inner at described fuselage cover;
At least one heating part is arranged at least one heating sector, the zone that is used to heat described mould,
Wherein, described cartridge heater is arranged in described tube passage.
2, molding apparatus as claimed in claim 1, wherein, proportional from the zone of the amount of the heat of described at least one heating part supply and described mould and distance of being provided with between described at least one heating sector of described at least one heating part.
3, molding apparatus as claimed in claim 1 comprises also and passes the cooling medium pipe that described fuselage cover is provided with that described cooling medium pipe is used for guided.
4, molding apparatus as claimed in claim 3, wherein, at least one of described a plurality of heating sector is adjacent with described cooling medium pipe, and described at least one heating part is arranged in described at least one heating sector adjacent with described cooling medium pipe.
5, molding apparatus as claimed in claim 3, wherein, described cooling medium pipe is included in a plurality of radiation fins that form on its inner surface.
6, molding apparatus as claimed in claim 2, also comprise at least one heater wire that is arranged in described at least one heating part, wherein, the zone of the quantity of the heater wire in described at least one heating part and described mould and to be provided with described at least one heating distance between sector of described at least one heating part proportional.
7, molding apparatus as claimed in claim 2, wherein, a plurality of heating parts are located at respectively in described a plurality of heating sector, in addition, wherein, from the amount of the heat of each supply of described a plurality of heating parts respectively and the distance between each of the zone of described mould and described a plurality of heating sector proportional.
8, molding apparatus as claimed in claim 7 comprises also and passes the cooling medium pipe that described fuselage cover is provided with that described cooling medium pipe is used for guided.
9, molding apparatus as claimed in claim 8, wherein, each of described a plurality of heating sector is adjacent with described cooling medium pipe, and each of described a plurality of heating parts be separately positioned in each of described a plurality of heating sector, and described a plurality of heating sector rings are around described cooling medium pipe.
10, molding apparatus as claimed in claim 8, wherein, described cooling medium pipe is included in a plurality of radiation fins that form on its inner surface.
11, molding apparatus as claimed in claim 7, also comprise at least one heater wire in each that is arranged on described a plurality of heating parts, wherein, the quantity of the heater wire that in each of described a plurality of heating parts, is provided with respectively and the zone of described mould and the distance that is provided with between each each of described a plurality of heating sector of described a plurality of heating parts proportional.
12, molding apparatus as claimed in claim 11, wherein, described heater wire is the impedance metal.
13, molding apparatus as claimed in claim 7, also comprise at least one heater wire in each heating part that is located at the described a plurality of heating parts of first cover, wherein, the quantity that is located at the heater wire in each of the described a plurality of heating parts of first cover respectively and the zone of described mould and the distance that is provided with between each each of described a plurality of heating sector of the described a plurality of heating parts of first cover proportional, in addition, wherein, the described a plurality of heating parts of second cover are not provided with heater wire.
14, molding apparatus as claimed in claim 1, wherein, described fuselage cover is set as cylindrical shape.
15, a kind of cartridge heater comprises:
Fuselage cover;
A plurality of heating sector, separately inner at described fuselage cover;
At least one heating part is arranged at least one heating sector, is used for heating object.
16, cartridge heater as claimed in claim 15, wherein, proportional from the amount and the described object of the heat of described at least one heating part supply and the distance that is provided with between the described heating sector of described at least one heating part.
17,, comprise also and pass the cooling medium pipe that described fuselage cover is provided with that described cooling medium pipe is used for guided as claim 15 or 16 described cartridge heaters.
18, cartridge heater as claimed in claim 17, wherein, at least one of described a plurality of heating sector is adjacent with described cooling medium pipe, and described heating part is arranged in described at least one heating sector adjacent with described cooling medium pipe.
19, cartridge heater as claimed in claim 17, wherein, described cooling medium pipe is included in a plurality of radiation fins that form on its inner surface.
20, cartridge heater as claimed in claim 15, wherein, described fuselage cover is set as cylindrical shape.
21, cartridge heater as claimed in claim 15 also comprises at least one heater wire that is located in described at least one heating part.
22, cartridge heater as claimed in claim 16 also comprises at least one heater wire that is arranged in described at least one heating part, and wherein, the quantity of the heater wire of setting is proportional with the amount of the heat of supplying from described at least one heating part.
23, a kind of molding apparatus comprises:
Mould comprises the tube passage that passes its formation;
Cartridge heater comprises:
The cooling medium pipe is used for guided;
Heating part, around described cooling medium pipe,
Wherein, described cartridge heater is arranged in described tube passage.
24, molding apparatus as claimed in claim 23, wherein, described cooling medium pipe is included in a plurality of radiation fins that form on its inner surface.
25, a kind of cartridge heater that is used for mold pressing comprises:
The cooling medium pipe, cooling medium flows by described cooling medium pipe;
Heating part is around described cooling medium pipe.
26, the cartridge heater that is used for mold pressing as claimed in claim 25, wherein, described cooling medium pipe is included in a plurality of radiation fins that form on its inner surface.
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050100331A KR101172404B1 (en) | 2005-10-24 | 2005-10-24 | Mold Apparatus and Heater Cartridge for Mold |
| KR10-2005-0100331 | 2005-10-24 | ||
| KR1020050100331 | 2005-10-24 | ||
| KR1020050110637A KR101172392B1 (en) | 2005-11-18 | 2005-11-18 | Heater Cartridge |
| KR1020050110637 | 2005-11-18 | ||
| KR10-2005-0110637 | 2005-11-18 | ||
| KR1020050111362A KR101239958B1 (en) | 2005-11-21 | 2005-11-21 | Mold Apparatus |
| KR1020050111362 | 2005-11-21 | ||
| KR10-2005-0111362 | 2005-11-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1954986A true CN1954986A (en) | 2007-05-02 |
| CN1954986B CN1954986B (en) | 2012-02-08 |
Family
ID=38062635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006101371663A Expired - Fee Related CN1954986B (en) | 2005-10-24 | 2006-10-24 | Heater cartridge and molding apparatus having the same |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101172404B1 (en) |
| CN (1) | CN1954986B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101927543A (en) * | 2009-06-26 | 2010-12-29 | 深圳市远望工业自动化设备有限公司 | Plastic box water-cooling forming machine |
| CN106793190A (en) * | 2015-11-19 | 2017-05-31 | 扬州强明电热电器有限公司 | Diffusion pump sector heater |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009084762A1 (en) * | 2007-12-28 | 2009-07-09 | Nam Wuk Heo | Apparatus for quick heating and cooling a injection mold and method of controlling temperature of the injection mold |
| KR200461240Y1 (en) * | 2010-04-09 | 2012-06-28 | 허남욱 | Cartridge Heater for controlling temperature of an injection mold |
| KR101211098B1 (en) | 2011-04-25 | 2012-12-11 | (주)엔써즈 | System and method for providing advertisement related informatiion included in broadcasting to client terminal through network |
| KR101310943B1 (en) | 2011-09-26 | 2013-09-23 | (주)엔써즈 | System and method for providing contents-related information associated with broadcasting contents |
| KR101404596B1 (en) | 2012-05-03 | 2014-06-11 | (주)엔써즈 | System and method for providing video service based on image data |
| US8886635B2 (en) | 2012-05-23 | 2014-11-11 | Enswers Co., Ltd. | Apparatus and method for recognizing content using audio signal |
| KR101315970B1 (en) | 2012-05-23 | 2013-10-08 | (주)엔써즈 | Apparatus and method for recognizing content using audio signal |
| KR101369475B1 (en) | 2013-01-23 | 2014-03-06 | (주)엔써즈 | System and method for surveying broadcasting audience rating |
| KR101456926B1 (en) | 2013-06-14 | 2014-10-31 | (주)엔써즈 | System and method for detecting advertisement based on fingerprint |
| CN104786454A (en) * | 2015-04-20 | 2015-07-22 | 中山市利群精密实业有限公司 | Mold warming structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3441712A (en) * | 1967-10-23 | 1969-04-29 | Hynes Electric Heating Co | Flexible multiconductor heater |
| DE3324901C2 (en) * | 1983-07-09 | 1986-02-20 | Hotset Heizpatronen und Zubehör GmbH, 5880 Lüdenscheid | Device for electrical heating and cooling of a central plastic-carrying channel of an injection molding machine |
| US5095193A (en) * | 1990-06-01 | 1992-03-10 | Ogden Manufacturing Co. | Cartridge heater having resilient retaining means |
| US5575941A (en) | 1994-08-31 | 1996-11-19 | Johnson; J. Evan | Cartridge heater |
| JPH1076555A (en) | 1996-09-05 | 1998-03-24 | Tohoku Munekata Kk | Method for injection molding of plastic molded article with partly thin part and mold used for injection molding |
-
2005
- 2005-10-24 KR KR1020050100331A patent/KR101172404B1/en not_active IP Right Cessation
-
2006
- 2006-10-24 CN CN2006101371663A patent/CN1954986B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101927543A (en) * | 2009-06-26 | 2010-12-29 | 深圳市远望工业自动化设备有限公司 | Plastic box water-cooling forming machine |
| CN101927543B (en) * | 2009-06-26 | 2013-11-06 | 深圳市远望工业自动化设备有限公司 | Plastic box water-cooling forming machine |
| CN106793190A (en) * | 2015-11-19 | 2017-05-31 | 扬州强明电热电器有限公司 | Diffusion pump sector heater |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101172404B1 (en) | 2012-08-08 |
| KR20070044251A (en) | 2007-04-27 |
| CN1954986B (en) | 2012-02-08 |
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