TWI622476B - Method for forming a cooling system of rapid heating mould - Google Patents

Abstract

The present invention relates to a cooling system forming method for rapidly heating a mold, comprising: fabricating a solid cooling waterway object that is a preset cooling waterway, the solid cooling waterway object comprising a plurality of bonding portions and a plurality of branching portions connected to each other; The cooling waterway object is placed in a container having a filling tank, and each of the abutting portions abuts against the bottom surface of the filling tank; a potting material is prepared, and the potting material is poured into the filling tank of the container, and after cooling Forming a mold fixing layer covering the solid cooling waterway object; taking out the mold fixing layer and heating the mold fixing layer to make the solid cooling waterway object become liquid or gaseous and discharged to the mold fixing layer, and the mold is made The fixed layer forms a cooling water path corresponding to the solid cooling waterway object, so that any type of cooling water path can be formed on the mold according to the demand, and the cooling water path can be easily processed and the mold heat dissipation temperature is uniform.

Description

Cooling system forming method for rapidly heating mold

The present invention relates to rapid heating of a mold, and more particularly to a cooling system forming method for rapidly heating a mold.

Generally, when the mold is applied to the processing of plastic injection molding, aluminum alloy die casting/casting, magnesium alloy die casting/casting, liquid metal die casting/casting, the rapid heating system on the mold can improve the production quality of the mold processing. Reduce the mold production cycle. [0003] For example, when the mold is applied in the plastic injection molding process, in order to smoothly inject the plastic melt for molding into the pouring port of the mold, the flow is kept stable, and the plastic melt is prevented from being prematurely cooled and formed, so that the mold is combined. Before the molding material, the male mold or the master mold is preheated to a predetermined temperature through the rapid heating system, so that the plastic melt can be surely and smoothly flowed into the cavity and then cooled and formed.

Similarly, the material in the cavity is rapidly cooled by the cooling system provided in the mold to reduce the mold production cycle. Referring to FIG. 1, a mold having a cooling system (the above mold 10 is taken as an example) is shown. The upper mold 10 includes a mold fixing layer 11, a mold layer 12 provided on the mold fixing layer 11, and a plurality of molds. The cooling water passage 111 of the fixed layer 11 is cooled by the cooling water passage 111 so that the cooling water is carried away from the heat of the mold layer 12 to effectively lower the temperature of the mold layer 12. However, it still has the following defects in actual use cases:

Since the mold fixing layer 11 and the mold layer 12 of the upper mold 10 are all made of steel, and the mold fixing layer 11 is formed first, the cooling water path 111 is processed on the mold fixing layer 11, so that the processing is very It is not easy to conform to the complex three-dimensional geometric shape or the mold surface 12 of the mold layer 12, so that the cooling water path 111 is not easily close to the mold surface 121 of the mold layer 12, so that the surface heat dissipation temperature of the upper mold 10 is not easily uniform.

Therefore, how to issue a cooling system molding method for rapidly heating the mold can solve the above problems, that is, the motivation of the invention of the present invention.

The object of the present invention is to provide a cooling system forming method for rapidly heating a mold, which can form any type of cooling water path on the mold according to requirements, so that the cooling water path is easy to approach the mold surface, and the cooling water path is easy to process and the mold is cooled. The effect of uniform temperature.

In order to achieve the foregoing objective, a cooling system forming method for rapidly heating a mold according to the present invention includes: a manufacturing step: producing a solid cooling waterway object that is a preset cooling waterway, the solid cooling waterway object including each other a plurality of affixing portions and a plurality of branching portions; the step of placing: placing the solid cooling waterway object in a container having a filling tank, and each of the affixing portions abutting the bottom surface of the tank of the priming tank; Preparing a potting material, and pouring the potting material into the filling tank of the container, solidifying to form a mold fixing layer covering the solid cooling waterway object; removing the molding step: taking out the mold fixing layer and the mold The fixing layer performs a removal operation to cause the solid cooling waterway object to become liquid or gaseous and discharged to the mold fixing layer, so that the mold fixing layer forms a cooling water path corresponding to the physical cooling waterway object.

Preferably, in the fabricating step, the solid cooling waterway object is printed by a 3D printing technique, and a gap is formed between each of the bonding portions of the solid cooling waterway object.

Preferably, in the infusion molding step, a filling material having a melting point higher than a melting point of the solid cooling waterway object is prepared; in the removing molding step, the mold fixing layer is heated, and the heating temperature is lower than the mold The melting point of the fixed layer is higher than the melting point of the solid cooling waterway object.

Preferably, in the perfusion molding step, a perfusion material having a corrosiveness lower than that of the solid cooling waterway object is prepared; in the removing molding step, the mold fixing layer is subjected to etching solvent impregnation, and the etching solvent is The ability to corrode does not corrode the fixed layer of the mold and can corrode the solid cooling waterway object.

Preferably, in the manufacturing step, each of the fitting portions of the solid cooling waterway object has a cooling groove, and each of the branch portions has a cooling passage communicating with each of the cooling grooves to form the preset cooling water path.

Secondly, in order to achieve the foregoing object, the present invention further provides a cooling system molding method for rapidly heating a mold, comprising: a manufacturing step: producing a physical cooling waterway object, wherein the physical cooling waterway object comprises a plurality of bonding portions connected to each other and a plurality of branching portions, each of the bonding portions having a cooling groove, each of the branching portions having a cooling passage communicating with each of the cooling grooves to form a predetermined cooling water path; and the placing step of: placing the physical cooling waterway object in a a container having a filling tank, and each of the abutting portions abuts against a bottom surface of the filling tank; a pouring forming step: injecting the pouring material into the filling tank of the container, and solidifying to form a solid cooling waterway object The mold fixing layer is configured such that the mold fixing layer has each of the cooling channels and the preset cooling water path formed by the cooling channels.

Preferably, in the fabricating step, the solid cooling waterway object is printed by a 3D printing technique, and a gap is formed between each of the bonding portions of the solid cooling waterway object.

In addition, in order to achieve the foregoing object, the present invention further provides a cooling system molding method for rapidly heating a mold, comprising: a manufacturing step: preparing a container having a filling tank, integrally formed in the filling tank and being a preset a solid cooling waterway object of the cooling waterway, the solid cooling waterway object comprising a plurality of bonding portions and a plurality of branching portions connected to each other, and each of the bonding portions is formed on a bottom surface of the groove of the filling tank; and a pouring forming step: preparing a potting material, And injecting the potting material into the filling tank of the container, and solidifying to form a mold fixing layer covering the solid cooling waterway object; removing the molding step: removing the mold fixing layer to make the container and the container The solid cooling waterway object becomes liquid or gaseous and is discharged to the mold fixing layer, so that the mold fixing layer forms a cooling water path corresponding to the physical cooling waterway object.

Preferably, in the fabricating step, the container and the solid cooling waterway object are printed by a 3D printing technique, and a gap is formed between each of the bonding portions of the solid cooling waterway object.

Preferably, in the infusion molding step, a potting material having a melting point higher than a melting point of the container and the solid cooling waterway object is prepared; in the removing molding step, the mold fixing layer is heated, and the heating temperature is low. The melting point of the mold fixing layer is higher than the melting point of the container and the solid cooling waterway object.

Preferably, in the infusion molding step, a perfusion material having a corrosiveness lower than that of the container and the solid cooling waterway object is prepared; in the removing molding step, the mold fixing layer is subjected to etching solvent impregnation, and The corrosive ability of the corrosive solvent does not corrode the fixed layer of the mold, and the container and the solid cooling water path object are corroded.

Finally, in order to achieve the foregoing objects, the present invention additionally provides a fast A cooling system forming method for heating a mold comprises: a manufacturing step: manufacturing a container having a filling tank, and a solid cooling waterway object integrally formed in the filling tank and being a predetermined cooling waterway, the solid cooling waterway objects being connected to each other a plurality of bonding portions and a plurality of branch portions, each of the bonding portions being formed on a bottom surface of the groove of the filling tank and having a cooling groove, each of the branch portions having a cooling passage communicating with each of the cooling grooves to form a predetermined cooling Water passage; pouring molding step: injecting a potting material into a filling tank of the container, and solidifying to form a mold fixing layer covering the solid cooling waterway object, so that the mold fixing layer has each of the cooling slots and each of the cooling channels Forming the preset cooling water path; trimming forming step: trimming the container, so that each of the cooling channels and at least one of the cooling channels communicate with the outside.

Preferably, in the fabricating step, the container and the solid cooling waterway object are printed by a 3D printing technique, and a gap is formed between each of the bonding portions of the solid cooling waterway object.

The present invention has been described in detail with reference to the preferred embodiments of the present invention and the accompanying drawings.

"Knowledge"

10‧‧‧上模

11‧‧‧Mold fixed layer

111‧‧‧Cooling waterway

12‧‧‧Mold layer

121‧‧‧Mold face

"this invention"

21‧‧‧Production steps

22‧‧‧Placement steps

23‧‧‧Pour molding steps

24‧‧‧Remove molding steps

25‧‧‧Finishing step

30‧‧‧Physical cooling waterway objects

31‧‧‧Fitting Department

311‧‧‧ surface

312‧‧‧Perforation

313‧‧‧ Convergence end

314‧‧‧Cooling trough

3141‧‧‧Support

3142‧‧‧ Convergence end

32‧‧‧ Branch

321‧‧‧cooling channel

33‧‧‧ gap

40‧‧‧ Container

41‧‧‧Infusion tank

411‧‧‧Slot bottom

50‧‧‧Mold fixed layer

51‧‧‧Fixed surface

52‧‧‧Cooling waterway

521‧‧‧Cooling trough

5211‧‧‧End

522‧‧‧Cooling channel

523‧‧‧Support

60‧‧‧Mold layer

61‧‧‧Inner face

Figure 1 is a cross-sectional view of a conventional mold having a cooling system.

Figure 2 is a flow chart showing a molding method of the first embodiment of the present invention.

Figure 3-1 is a schematic view showing the manufacturing steps of the first embodiment of the present invention, showing the solid state of the solid cooling waterway object.

3-2 is a schematic view showing the manufacturing steps of the first embodiment of the present invention, showing the state of the solid cross-section of the solid cooling waterway object.

3-3 is a schematic view showing the manufacturing steps of the first embodiment of the present invention, showing physical cooling waterway objects The stereoscopic state of another perspective.

Figure 4-1 is a schematic view showing the placing step of the first embodiment of the present invention, showing the state in which the solid cooling waterway object is placed in the container.

4-2 is a schematic view showing the placing step of the first embodiment of the present invention, showing a solid cooling waterway object placed in a cross-sectional state of the container.

Figure 5 is a schematic view showing the steps of the infusion molding process of the first embodiment of the present invention, showing a state in which a mold fixing layer covering the solid cooling waterway member is formed.

Fig. 6-1 is a schematic view showing the heating forming step of the first embodiment of the present invention, showing a state in which the mold fixing layer is formed with a cooling water passage.

Fig. 6-2 is a schematic view showing the heat forming step of the first embodiment of the present invention, showing a state in which the mold fixing layer is formed with a cooling water passage.

Figure 7-1 is an exploded perspective view showing the first embodiment of the present invention, showing a state in which the partial section of the mold fixing layer is separated from the mold layer.

Fig. 7-2 is a perspective assembled view of the first embodiment of the present invention, showing a state in which a partial section of the mold fixing layer is combined with the mold layer.

Fig. 8-1 is an exploded perspective view showing the first embodiment of the present invention, showing a state in which the mold fixing layer and the mold layer are partially separated from each other.

Fig. 8-2 is a perspective assembled view of the first embodiment of the present invention, showing a state in which the mold fixing layer and the mold layer are combined with a partial cross section.

Fig. 9 is a cross-sectional view showing the first embodiment of the present invention, showing a state in which the mold fixing layer is in the lower mode state.

Figure 10-1 is a partial perspective view of a second embodiment of the present invention, showing a solid cooling waterway object provided The state of the two perforations.

Fig. 10-2 is a partial perspective view showing a second embodiment of the present invention, showing a state in which the mold fixing layer has two supporting portions.

Figure 11 is a flow chart showing a molding method of a fourth embodiment of the present invention.

Figure 12-1 is a schematic view showing the manufacturing steps of the fourth embodiment of the present invention, showing a partial three-dimensional cross-sectional state of the solid cooling waterway object.

Figure 12-2 is a schematic view showing the step of placing the fourth embodiment of the present invention, showing the solid cooling waterway object placed in a cross-sectional state of the container.

Figure 12-3 is a schematic view showing a step of infusion molding according to a fourth embodiment of the present invention, showing a state in which a mold fixing layer covering the solid cooling waterway member is formed.

Figure 12-4 is a perspective assembled view of a fourth embodiment of the present invention, showing a state in which a partial cross section of the mold fixing layer is combined with the mold layer.

Fig. 13-1 is a partial perspective view showing a fifth embodiment of the present invention, showing a state in which the solid cooling waterway object is provided with two supporting portions.

Fig. 13-2 is a partial perspective view showing a fifth embodiment of the present invention, showing a state in which the mold fixing layer has two supporting portions.

Figure 14 is a partial perspective view of a sixth embodiment of the present invention.

Figure 15 is a flow chart showing a molding method of a seventh embodiment of the present invention.

Figure 16-1 is a schematic view showing the manufacturing steps of the seventh embodiment of the present invention.

Figure 16-2 is a schematic view showing the steps of the infusion molding process of the seventh embodiment of the present invention.

Figure 16-3 is a schematic view showing the heating forming step of the seventh embodiment of the present invention.

Figure 17 is a flow chart showing a molding method of an eighth embodiment of the present invention.

Figure 18-1 is a schematic view showing the manufacturing steps of the eighth embodiment of the present invention.

Figure 18-2 is a schematic view showing the steps of the infusion molding process of the eighth embodiment of the present invention.

Figure 18-3 is a schematic view showing the finishing step of the eighth embodiment of the present invention.

Referring to FIG. 2, a cooling system forming method for rapidly heating a mold according to a first embodiment of the present invention is mainly composed of a manufacturing printing step 21, a placing step 22, a pouring forming step 23, and a shifting. In addition to the forming step 24, wherein:

Referring to FIG. 3-1, FIG. 3-2, and FIG. 3-3, the manufacturing step is: creating a physical cooling waterway object 30 that is a preset cooling waterway, and the physical cooling waterway object 30 includes plural numbers that are not connected to each other. The bonding portion 31 and the plurality of branch portions 32 connected to each other, and each of the bonding portions 31 is connected to the two branch portions 32. In this embodiment, the 3D printing technology is used to print the label portion 32. The physical cooling waterway object 30, but not limited thereto, has a gap 33 between the respective abutting portions 31 of the solid cooling waterway object 30, and the surface 311 of each of the fitting portions 31 of the solid cooling waterway object 30 is in a The preset shape is attached to the die face (not shown).

Referring to FIG. 4-1 and FIG. 4-2, the placing step is: placing the solid cooling waterway object 30 in a container 40 having a filling tank 41, and the surface 311 of each of the fitting portions 31 abuts The groove bottom surface 411 of the filling tank 41; that is, the groove bottom surface 411 is in the form of the bonding mold surface.

Referring to FIG. 5, the perfusion molding step: preparing a filling material having a melting point higher than a melting point of the solid cooling waterway member 30, and pouring the infusion material into the filling tank 41 of the container 40, and solidifying to form a coating. The mold fixing layer 50 of the waterway member 30 is solidly cooled, and the mold fixing layer 50 further has a fixed layer surface 51 which is pressed against the bottom surface 411 of the filling groove 41.

Referring to Figure 6-1 and Figure 6-2, the removal molding step: taking out the mold solid The layer 50 is fixed and the mold fixing layer 50 is heated, and the heating temperature is lower than the melting point of the mold fixing layer 50 and higher than the melting point of the solid cooling waterway object 30, so that the solid cooling waterway object 30 becomes liquid (or gaseous). And discharging the mold fixing layer 50, so that the mold fixing layer 50 forms a cooling water passage 52 corresponding to the solid cooling waterway object 30, and the cooling water passage 52 forms a cooling groove 521 corresponding to each of the bonding portions 31, and corresponding thereto Each of the branch portions 32 is a cooling passage 522 that is in and out.

In this embodiment, referring to FIG. 7-1, FIG. 7-2, FIG. 8-1, and FIG. 8-2, after the removal molding step, the fixed layer surface 51 of the mold fixing layer 50 is adhered to The inner mold surface 61 of the mold layer 60 is such that the cooling water passage 52 (cooling groove 521) of the mold fixing layer 50 passes through the inner mold surface 61 of the mold layer 60.

The above is the main steps and description of the embodiments of the present invention. The effects of the embodiments of the present invention are explained below.

With the cooling system forming method of the rapid heating mold provided by the present invention, the path of the cooling water passage 52 of the mold fixing layer 50 can be designed as needed, thereby conforming to the complex three-dimensional geometric shape or the free-form surface of the mold layer 60. The mold surface and the path of the cooling water passage 52 of the mold fixing layer 50 can flow through the mold layer 60, so that the cooling water passage 52 is close to the mold surface of the mold layer 60, and the cooling water passage 52 is easy to process and the mold heat dissipation temperature is uniform.

It is worth mentioning that in the infusion molding step 23, the mold fixing layer 50 further has a fixed layer molding surface 51, and the fixing layer molding surface 51 is adhered to a mold layer 60 before the heating molding step 24. The inner mold surface 61 is such that after the removal molding step 24, the path of the cooling water passage 52 of the mold fixing layer 50 flows through the inner mold surface 61 of the mold layer 60, that is, the solid cooling water passage object 30 has not yet been When being melted, the mold fixing layer 50 and the mold layer 60 are first mutually The cooling water passage 52 can also be brought close to the mold surface of the mold layer 60 to achieve the simple processing of the cooling water passage 52 and the uniform heat dissipation temperature of the mold; of course, the melting point of the mold layer 60 must be greater than the melting point of the solid cooling water passage member 30. .

Referring to FIG. 9 , a cooling system forming method for rapidly heating a mold provided by a first embodiment of the present invention may also be used in a lower mold state of the mold fixing layer 50, and also has a cooling water passage 52 and a fixed layer molding surface 51. Another type of mold (lower mold) has been reached.

It is noted that the cooling system forming method for rapidly heating the mold provided by the first embodiment of the present invention, in the pouring forming step 23, is to prepare a potting material which is less corrosive than the solid cooling waterway object 30. In the removal molding step 24, the mold fixing layer 50 is subjected to etching solvent impregnation, and the etching ability of the etching solvent cannot corrode the mold fixing layer 50, and the physical cooling water path object 30 is corroded, and the same is also obtained. The solid cooling waterway object 30 becomes liquid (or gaseous) and is discharged to the mold fixing layer 50, so that the mold fixing layer 50 forms a cooling water passage 52 corresponding to the solid cooling waterway object 30, so that the cooling water passage 52 is formed corresponding to the cooling water passage 52. The cooling groove 521 of the bonding portion 31 and the cooling passage 522 corresponding to each of the branch portions 32.

Further, referring to FIG. 12-3, a cooling system forming method for rapidly heating a mold according to a first embodiment of the present invention, wherein in the manufacturing step 21, each of the bonding portions of the solid cooling waterway object 30 is further illustrated. The cooling channel 314 has a cooling channel 314, and each of the branching portions 32 has a cooling passage 321 communicating with each of the cooling channels 314 to form the predetermined cooling water channel, thereby saving material for manufacturing the solid cooling waterway object 30. To save costs.

Referring to FIG. 10-1 and FIG. 10-2, a cooling system forming method for a rapid heating mold according to a second embodiment of the present invention is different from the first embodiment in that:

In the manufacturing step, as shown in FIG. 10-1, each of the bonding portions 31 is provided. The second through hole 312, after the heating forming step, as shown in FIG. 10-2, the cooling water path 52 (the cooling groove 521) formed by the mold fixing layer 50 has two supporting portions 523 corresponding to the through holes 312, and each The top surface of the support portion 523 is in contact with the inner mold surface 61 of the mold layer 60 to enhance the structural strength of the mold layer 60.

Referring to FIG. 3-1 and FIG. 8-1, a cooling system forming method for rapidly heating a mold according to a third embodiment of the present invention is different from the first embodiment in that:

In the manufacturing step, as shown in FIG. 3-1, each of the bonding portions 31 has two converging ends 313, and each of the converging ends 313 of each of the bonding portions 31 is respectively connected to the branch portion 32. After the heating and molding step, as shown in FIG. 8-1, the cooling water passage 52 (cooling groove 521) formed corresponding to each of the bonding portions 31 has an end portion 5211 corresponding to the converging end shape and the cooling groove. 521 the cooling passage 522 (ie, corresponding to the branch portion 32), according to which one cooling passage 522 is an air inlet hole, and the other cooling passage 522 is an air outlet to effectively the cooling groove 521 The coolant is separated from the other end portion 5211 by the one end portion 5211 and discharged by the other cooling passage 522.

Referring to FIG. 11, a cooling system forming method for a rapid heating mold according to a fourth embodiment of the present invention is mainly composed of a manufacturing step 21, a placing step 22, and a pouring forming step 23, wherein :

Referring to FIG. 12-1, the manufacturing step is as follows: a solid cooling waterway object 30 is formed. The solid cooling waterway object 30 includes a plurality of bonding portions 31 and a plurality of branching portions 32 connected to each other, and each of the bonding portions 31 has Each of the branching portions 32 has a cooling passage 321 communicating with each of the cooling slots 314 to form a predetermined cooling water passage. In this embodiment, the solid cooling waterway object can also be printed by using a 3D printing technique. 30, and the entity cools the stickers of the waterway object 30 There is a gap 33 between the joints 31.

Referring to FIG. 12-2, the step of placing the solid cooling waterway object 30 is placed in a container 40 having a filling tank 41, and each of the fitting portions 31 abuts against the bottom surface 411 of the filling tank 41. .

Referring to FIG. 12-3, the perfusion molding step: injecting the infusion material into the filling tank 41 of the container 40, and solidifying to form a mold fixing layer 50 covering the solid cooling water path object 30, so that the mold is fixed. The layer 50 has the cooling water channel 314 and the preset cooling water path formed by each of the cooling channels 321 .

In this embodiment, referring to FIG. 12-4, after the perfusion molding step, the mold fixing layer 50 is taken out from the container 40, and the mold fixing layer 50 further has a fixed layer molding surface 51, the fixing layer The die face 51 abuts against the inner die face 61 of a die layer 60, and each of the cooling slots 314 of the die pinned layer 50 passes through the inner die face 61 of the die layer 60.

Accordingly, the function of the fourth embodiment is the same as that of the first embodiment, and any type of cooling water path can be formed on the mold according to requirements, so that the cooling water path is easy to approach the mold surface, and the cooling water path is easy to process and the mold is cooled. The effect of uniform temperature.

It should be noted that the main difference between the fourth embodiment and the first embodiment is that the solid cooling waterway object 30 produced in the manufacturing step is formed by the respective bonding portions 31 and each of the branch portions 32. a tank 314 and a cooling passage 321 , and each of the cooling tanks 314 communicates with each of the cooling passages 321 to form the cooling water passage without performing a removal molding step, and the melting point of the infusion material is not required to be higher than the solid cooling water passage object 30 . The melting point, or the preparation of a perfusion material that is less corrosive than the solid cooling waterway object, effectively reduces the process.

As for the infusion molding step, in order to prevent the infusion material from flowing into the entity Cooling the waterway object 30 in the cooling passage 321 , so that a plug (not shown) can be detachably sealed at the passage opening of each of the cooling passages 321 , and the plug is pulled out when the pouring forming step is completed. Just fine. Since the solid cooling waterway object 30 is placed in the container 40 having the filling tank 41 before the pouring molding step, and the fitting portions 31 abut against the groove bottom surface 411 of the filling tank 41, It is not necessary to perform the sealing operation of the plug for each of the cooling grooves 314.

Referring to FIG. 13-1 and FIG. 13-2, a cooling system forming method for a rapid heating mold according to a fifth embodiment of the present invention is different from the fourth embodiment in that:

Referring to FIG. 13-1, in the manufacturing step, two supporting portions 3141 are protruded from the cooling grooves 314 of the bonding portions 31, so that after the pouring forming step, referring to FIG. 13-2, The cooling water path formed by the mold fixing layer 50 holds the two supporting portions 3141, and the top surface of each of the supporting portions 3141 is in contact with the inner mold surface 61 of the mold layer 60 to enhance the structural strength of the mold layer.

Referring to FIG. 14, a cooling system forming method for a rapid heating mold according to a sixth embodiment of the present invention is different from the fourth embodiment in that:

In the manufacturing step, the cooling groove 314 of each of the bonding portions 31 has two converging ends 3142, and each of the converging ends 3142 of the cooling grooves 314 is respectively connected to the cooling channel 321 of the branch portion 32. Therefore, one of the cooling channels 321 is an air inlet hole, and the other cooling channel 321 is an air outlet hole, so as to effectively clear the cooling liquid in the cooling channel 314 from the convergence end 3142 to the other convergence end 3142, and Another cooling passage 321 is discharged.

Referring to FIG. 15, a cooling system forming method for a rapid heating mold according to a seventh embodiment of the present invention is mainly composed of a manufacturing step 21, a pouring forming step 23, and a removing forming step 24. among them:

Referring to FIG. 16-1, the manufacturing step is as follows: a container 40 having a filling tank 41, a solid cooling waterway object 30 integrally formed in the filling tank 41 and being a preset cooling waterway, the solid cooling waterway object 30 includes a plurality of bonding portions 31 and a plurality of branch portions 32 connected to each other, and each of the bonding portions 31 is formed on the groove bottom surface 411 of the filling tank 41. In this embodiment, the same can be printed by the 3D printing technique. The container 40 and the solid cooling waterway object 30 have a gap 33 between the respective abutting portions 31 of the solid cooling waterway object 30.

Referring to Figure 16-2, the infusion molding step: preparing a potting material having a melting point higher than the melting point of the container 40 and the solid cooling waterway member 30, and pouring the potting material into the filling tank 41 of the container 40 to solidify A mold holding layer 50 covering the solid cooling waterway object 30 is then formed.

Referring to FIGS. 16-2 and 16-3, the removal molding step: heating the mold fixing layer 50, and the heating temperature is lower than the melting point of the mold fixing layer 50 and higher than the container 40 and the entity. Cooling the melting point of the waterway object 30, the container 40 and the solid cooling waterway object 30 are brought into a liquid or gaseous state and discharged to the mold fixing layer 50, so that the mold fixing layer 50 forms a cooling water passage 52 corresponding to the physical cooling waterway object 30. The cooling water passage 52 is formed with a cooling groove 521 corresponding to each of the bonding portions 31 and a cooling passage 522 corresponding to each of the branch portions 32.

Accordingly, the function of the seventh embodiment is the same as that of the first embodiment, and any type of cooling water passage 52 is formed on the mold as needed, so that the cooling water passage 52 is easy to approach the mold surface, and the cooling water passage 52 is easily processed. And the uniform heat dissipation temperature of the mold.

It should be noted that the main difference between the seventh embodiment and the first embodiment is that the container 40 and the solid cooling waterway object 30 are simultaneously fabricated in the manufacturing step 21 without preparing the container 40 and the device. Proceeding to step 22, the process is effectively reduced.

Similarly, a cooling system forming method for rapidly heating a mold according to a seventh embodiment of the present invention, in the pouring forming step 23, a potting material having a corrosiveness lower than that of the solid cooling water passage member 30 is prepared; In the removal molding step 24, the mold fixing layer 50 is subjected to etching solvent impregnation, and the corrosive ability of the etching solvent cannot corrode the mold fixing layer 50, and the solid cooling water path object 30 is corroded, and the entity is also allowed to be made. The cooling waterway object 30 becomes liquid (or gaseous) and is discharged to the mold fixing layer 50, so that the mold fixing layer 50 forms a cooling water passage 52 corresponding to the solid cooling waterway object 30, so that the cooling water passage 52 is formed corresponding to each of the fittings. The cooling groove 521 of the portion 31 and the cooling passage 522 corresponding to each of the branch portions 32.

Referring to FIG. 17, a cooling system forming method for a rapid heating mold according to an eighth embodiment of the present invention is mainly composed of a manufacturing step 21, a pouring forming step 23, and a trim forming step 25, wherein :

Referring to FIG. 18-1, the manufacturing step is as follows: a container 40 having a filling tank 41, and a solid cooling waterway object 30 integrally formed in the filling tank 41 and being a preset cooling waterway, the solid cooling waterway object 30 includes a plurality of bonding portions 31 and a plurality of branching portions 32 connected to each other, and each of the bonding portions 31 is formed on the groove bottom surface 411 of the filling tank 41 and has a cooling groove 314, and each of the branch portions 32 has a cooling groove 314 communicating cooling channels 321 to form a predetermined cooling water passage 52; in this embodiment, the container 40 and the physical cooling waterway object 30 can also be printed by using a 3D printing technique, and the solid cooling waterway object 30 is A gap 33 is provided between each of the bonding portions 31.

Referring to FIG. 18-2, the perfusion molding step: injecting the infusion material into the filling tank 41 of the container 40, and solidifying to form a mold fixing layer 50 covering the solid cooling water path object 30, so that the mold is fixed. The layer 50 has each of the cooling slots 314 and each of the cooling channels 321 The preset cooling water passage 52 is formed.

Referring to FIGS. 18-2 and 18-3, the trimming step is: the container 40 is removed, and the cooling grooves 314 and at least one of the cooling channels 321 covered by the mold fixing layer 50 are communicated with the outside.

Accordingly, the eighth embodiment has the same function as the first embodiment, and any type of cooling water passage 52 is formed on the mold as needed, so that the cooling water passage 52 is easy to approach the mold surface, and the cooling water passage 52 is easily processed. And the uniform heat dissipation temperature of the mold.

In the above, the above embodiments and drawings are only the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, that is, the equivalent changes and modifications made by the scope of the present invention. It should be within the scope of the patent of the present invention.

Claims (5)

A cooling system forming method for quickly heating a mold comprises: a manufacturing step: producing a physical cooling waterway object that is a preset cooling waterway, the solid cooling waterway object comprising a plurality of fitting portions that are not connected to each other, and a plurality of points connected to each other a branch portion, and each of the fitting portions is connected to the branch portion; the placing step: placing the solid cooling waterway object in a container having a filling tank, and each of the fitting portions abuts the filling tank a bottom surface of the tank; a pouring forming step: preparing a potting material, and pouring the potting material into the filling tank of the container, and solidifying to form a mold fixing layer covering the solid cooling waterway object; removing the molding step: taking out the mold Fixing the layer and performing the removing operation on the mold fixing layer, so that the solid cooling waterway object becomes liquid or gaseous and is discharged to the mold fixing layer, so that the mold fixing layer forms a cooling water path corresponding to the physical cooling waterway object, the cooling The water passage forms a cooling groove corresponding to each of the bonding portions, and a cooling passage corresponding to each of the branch portions. The method for molding a cooling system for rapidly heating a mold according to claim 1, wherein in the fabricating step, the solid cooling waterway object is printed by a 3D printing technique, and each of the solid cooling waterway objects is attached. There is a gap between the parts. The method for molding a cooling system of a rapid heating mold according to claim 1, wherein in the pouring forming step, a filling material having a melting point higher than a melting point of the solid cooling waterway member is prepared; The mold fixing layer is heated, and the heating temperature is lower than a melting point of the mold fixing layer and higher than a melting point of the solid cooling water path object. The method for molding a cooling system for rapidly heating a mold according to claim 1, wherein in the pouring forming step, a potting material having a corrosiveness lower than that of the solid cooling waterway object is prepared; and the removing molding step is Corrosion solvent impregnation of the mold fixing layer, and the corrosion ability of the etching solvent cannot be corroded to the mold fixing layer, and the solid body can be cooled Waterway objects are corroded. The method of forming a cooling system for a rapid heating mold according to claim 1, wherein in the manufacturing step, each of the bonding portions of the solid cooling waterway object has a cooling groove, and each of the branch portions has a cooling groove The cooling passages are communicated to form the preset cooling water passage.