CN108381886B - Mould of cold and hot return circuit is alternative is along with shape cooling system - Google Patents
Mould of cold and hot return circuit is alternative is along with shape cooling system Download PDFInfo
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- CN108381886B CN108381886B CN201810136563.1A CN201810136563A CN108381886B CN 108381886 B CN108381886 B CN 108381886B CN 201810136563 A CN201810136563 A CN 201810136563A CN 108381886 B CN108381886 B CN 108381886B
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- 238000001816 cooling Methods 0.000 title claims abstract description 215
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 77
- 239000004033 plastic Substances 0.000 claims abstract description 20
- 229920003023 plastic Polymers 0.000 claims abstract description 20
- 230000002093 peripheral effect Effects 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 20
- 230000003014 reinforcing effect Effects 0.000 claims description 19
- 238000004891 communication Methods 0.000 claims description 16
- 238000005516 engineering process Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000010146 3D printing Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000013461 design Methods 0.000 description 13
- 239000000110 cooling liquid Substances 0.000 description 8
- 238000010992 reflux Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000011295 pitch Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides a mold conformal cooling system with alternating cold and hot loops, and belongs to the technical field of mold cooling. The cooling device solves the problem of how to keep the temperature of the cooled mold core balanced and improve the cooling effect. The mold conformal cooling system comprises a cooling cavity and a cooling core which are arranged in a core, wherein a spiral inflow cooling groove and a backflow cooling groove which are alternately arranged are arranged on the outer peripheral surface of the cooling core, a water inlet and a water outlet are formed in the bottom of the cooling core, a communicating flow channel is formed in the top end of the cooling core, a water inlet end of the inflow cooling groove is provided with a water inlet hole communicated with the water inlet, a water outlet end of the inflow cooling groove is communicated with one end of the communicating flow channel, a water inlet end of the backflow cooling groove is communicated with the other end of the communicating flow channel, and a water outlet end of the backflow cooling groove is provided with a water outlet hole communicated with. This cooling system makes the temperature of core after the cooling possess higher cooling effect when can keeping the equilibrium, can improve plastic products production quality.
Description
Technical Field
The invention belongs to the technical field of mold cooling, and relates to a mold conformal cooling system with alternating cold and hot loops.
Background
With the continuous improvement of the quality of life and the development of the plastic industry, plastic products are applied to various fields of life and production, and the requirements on the shapes of the plastic products are continuously improved. The degree of change in warpage of the shape of a plastic article is one of the important criteria for determining quality. One of the main factors that restrict the change in shape of plastic products is the cooling of the plastic mold. Effective cooling can reduce cooling time, thereby improving yield; furthermore, uniform cooling can reduce residual stress caused by uneven heat conduction, thereby controlling product warpage, maintaining product dimensional accuracy and stability, and improving product quality.
That is, in the injection mold, the cooling system is a core part thereof, and has an important influence on the life of the mold, the production efficiency and the quality of the injection molded article. The plastic mold is a combined plastic mold for extrusion molding, injection, compression molding, blow molding and low-foaming molding, and mainly comprises a movable mold and a fixed mold, wherein a mold core is usually arranged on the movable mold, and a cavity is arranged on the fixed mold. In the existing design, the cooling water route of present injection mold generally sets up in the mould body of installation core or directly sets up in the core, the cooling water route is all accomplished by machining, and receive the influence of present machining process, the cooling water route is mostly violently, the structure of vertical perpendicular UNICOM, its distribution form is single, the water route distributes loosely, and to the plastic mold of complicated appearance, adopt this kind of mode can't reach the even cooling to the mould each point, because local easy cooling can't reach or the supercooling, make the residual stress of goods big, physical properties is poor, the deformation is also great behind the finished product, influence the working of plastics quality.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a mold conformal cooling system with alternating cold and hot loops.
The purpose of the invention can be realized by the following technical scheme: a cooling system with alternating cold and hot loops for a mould, which comprises a movable mould and a core fixed on the movable mould, it is characterized in that the mould conformal cooling system comprises a cooling cavity arranged in the core mould and a columnar cooling core embedded in the cooling cavity, the outer peripheral surface of the cooling core is provided with a spiral inflow cooling groove and a reflux cooling groove which are alternately arranged, the bottom of the cooling core is provided with a water inlet and a water outlet, the top end of the cooling core is provided with a communicating flow passage, the water inlet end of the inflow cooling groove is provided with a water inlet hole communicated with the water inlet, the water outlet end of the inflow cooling groove is communicated with one end of the communicating flow passage, the water inlet end of the reflux cooling tank is communicated with the other end of the communicating flow passage, the water outlet end of the reflux cooling tank is provided with a water outlet hole communicated with the water outlet, the inner surface of the cooling cavity is respectively surrounded with the inflow cooling groove and the backflow cooling groove to form a cooling flow channel.
Different from the prior art, the working principle of the mold conformal cooling system is as follows: the spiral inflow cooling groove and the backflow cooling groove which are alternately arranged are designed on the outer peripheral surface of the cooling core and are communicated through a communication flow passage and are respectively communicated with a water inlet and a water outlet; when the mold core needs to be cooled, cooling liquid firstly flows into a water inlet hole of the inflow cooling groove from the water inlet, then flows into the communicating flow channel through the inflow cooling groove, then flows back into the backflow cooling groove through the communicating flow channel, and finally flows out from the water outlet hole of the backflow cooling groove; in the flowing process of the cooling liquid, partial heat of the cooling core is taken away when the cooling liquid passes through a cooling flow channel formed by the inflow cooling groove and the cooling cavity in a surrounding manner, at the moment, the temperature of the cooling liquid flowing into the backflow cooling groove is higher than that of the cooling liquid in the inflow cooling groove, namely, through the design, two cooling flow channels which are alternately arranged in a cold-hot manner are formed on the outer peripheral surface of the cooling core, the two cooling flow channels can be subjected to temperature complementation, and can be used for carrying out temperature compensation on positions where the local heat of the cooling core is excessively absorbed or excessively reduced, so that the temperature of the cooled core is kept balanced, the residual stress of a plastic product caused by uneven heat conduction is reduced, the warping of the product is controlled, the accuracy and the stability of the size of the product are maintained, and the quality of the product is improved; meanwhile, the screw pitches and the sectional areas of the inflow cooling groove and the backflow cooling groove in the system can be changed according to the shape of the core, so that the requirement that the temperature is kept balanced after the core is cooled is better met; in addition, through the cooling system designed above, through bidirectional double composite cooling of the cooling flow channel formed by the inflow cooling groove and the backflow cooling groove respectively surrounding the inner surface of the cooling cavity, the cooling effect can be improved while the cooling temperature of the core is kept balanced; of course, in the cooling system, the cooling flow channel is formed by the inner surface of the cooling cavity respectively surrounding the inflow cooling groove and the backflow cooling groove, namely, the cooling liquid is in direct contact with the mold core, and the double-helix cooling groove is designed, so that the contact area is large, and the cooling effect can be further improved.
In the above mold conformal cooling system with alternating cold and hot loops, the top of the cooling core is provided with a communication flow groove, the communication flow channel is formed by surrounding the bottom of the cooling cavity and the communication flow groove, the water outlet end of the inflow cooling groove is communicated with one end of the communication flow groove, and the water inlet end of the reflux cooling groove is communicated with the other end of the communication flow groove. Through the design of the communication flow channel, the cooling liquid can be directly contacted with the bottom of the cooling cavity in the cooling core, so that the cooling effect of the top of the cooling core can be improved.
In the above mould conformal cooling system with alternating cold and hot loops, the connecting launder is S-shaped. Through the shape design of the communicating launder, the cooling path can be prolonged, and the cooling effect is further improved.
In the above mould conformal cooling system with alternating cold and hot loops, the cross sections of the inflow cooling groove and the reflux cooling groove are both semicircular. Under the condition of the same flow quantity, the semicircular section designed above can maximize the contact area of the cooling liquid and the core, thereby being beneficial to improving the cooling effect.
In foretell cold and hot return circuit alternative mould is along with shape cooling system, the annular cavity has on the movable mould, the core links firmly in the annular cavity through the screw and makes the bottom of cooling core hug closely the bottom of annular cavity, inhalant canal and exhalant canal still have on the movable mould, have on the bottom of annular cavity with the communicating import of inhalant canal and with the communicating export of exhalant canal, the import is just to communicating with each other and the bore is the same with the water inlet, export is just to communicating with each other and the bore is the same with the delivery port, the circumference outside of import and export all has round annular groove, the embedded little sealing washer that is equipped with of annular groove. Through the above sealing structure design, the sealing requirements of the water inlet and the water outlet of the cooling core can be well met.
In the cooling system with alternating cold and hot loops, a circle of annular sealing groove is formed in the bottom of the annular concave cavity on the outer peripheral side of the cooling core, a large sealing ring is embedded in the sealing groove, and the large sealing ring is pressed against the bottom of the mold core. By the above sealing design, the sealing of the outer peripheral side of the cooling core can be further improved, and the coolant is prevented from leaking out of the sealing.
In the above mold conformal cooling system with alternating cold and hot loops, at least two guide posts extending from the top to the bottom of the cooling core are embedded in the cooling core, the guide posts penetrate from the top of the cooling core and partially penetrate out of the bottom of the cooling core, guide jacks corresponding to the penetrating ends of the guide posts in a one-to-one manner are formed in the bottom of the annular cavity, and the penetrating ends of the guide posts are inserted into the guide jacks. Through the design, positioning is provided for the installation of the cooling core and the core assembly, so that an inlet and an outlet on the cooling core and an inlet and an outlet on the movable mold are aligned and installed conveniently; meanwhile, the guide columns adopt the design, and the effect of strengthening the structural strength of the cooling core can be achieved.
In the cooling system with the alternating cold and hot loops, the cooling core is in a frustum shape, a first reinforcing column and a second reinforcing column which are arranged along the radial direction are embedded in the cooling core, and the first reinforcing column and the second reinforcing column are arranged in a vertically staggered mode. Through the design, the overall structural strength of the cooling core can be enhanced.
In the above mould conformal cooling system with alternating cold and hot loops, the cooling core is a plastic part manufactured by 3D printing technology. By adopting the technology, the design space of each flow channel of the cooling core is large, the cooling core can be flexibly adjusted according to the requirement, and the manufacturing is convenient; and the plastic piece plug is reliably sealed in the cooling cavity of the mold core and is convenient to install.
Compared with the prior art, the cooling system with the alternative cold and hot loops has the following advantages:
1. the cooling system adopts a 3D printing technology, can design the shape of the conformal water channel according to the shape of a product, is not limited by the traditional machining technology, can achieve the optimal design of the design and the arrangement of a cooling circuit, is convenient to manufacture, and has low manufacturing cost;
2. by designing the two cooling runners with alternately arranged cold and hot, the temperature of the cooled core can be kept balanced, and the core has a higher cooling effect, so that the temperature difference of the surface mold temperature of the mold core can be reduced, the filling effect of plastic melt is improved, the residual stress of a plastic product caused by uneven heat conduction is reduced, and the product quality is greatly improved;
3. through the cooling system, the requirement that the plastic product is filled rapidly and uniformly in the high-speed injection molding process can be well met.
Drawings
Fig. 1 is a schematic diagram of the explosion structure of the mold.
FIG. 2 is a first schematic structural diagram of a cooling core in the form-following cooling system of the mold.
FIG. 3 is a schematic structural diagram II of a cooling core in the mold conformal cooling system.
FIG. 4 is a third schematic structural diagram of a cooling core in the form-following cooling system of the mold.
FIG. 5 is a schematic view showing the arrangement of the reinforcing members in the cooling core of the present invention.
FIG. 6 is a schematic structural view of a movable mold in the present mold.
In the figure, 1, a moving die; 11. an annular cavity; 111. an annular groove; 112. sealing the groove; 113. a guide jack; 1a, a water inlet channel; 1a1, inlet; 1b, a water outlet channel; 1b1, outlet; 2. a core; 2a, a cooling cavity; 3. cooling the core; 31. an inflow cooling tank; 311. a water inlet hole; 32. a reflux cooling tank; 321. a water outlet hole; 33. a communicating launder; 3a, a water inlet; 3b, a water outlet; 4. a screw; 5. a small seal ring; 6. a large seal ring; 7. a guide post; 8. a first reinforcing column; 9. and a second reinforcing column.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Specifically, as shown in fig. 1, the mold comprises a movable mold 1 and a core 2 fixed on the movable mold 1, the mold conformal cooling system with alternating cooling and heating circuits comprises a cooling cavity 2a arranged in the core 2 and a cooling core 3 embedded in the cooling cavity 2a and in a frustum shape, and the cooling core 3 is a plastic part manufactured by adopting a 3D printing technology. As shown in fig. 2, 3 and 4, the cooling core 3 has spiral inlet cooling grooves 31 and return cooling grooves 32 alternately arranged on the outer circumferential surface thereof, and the inlet cooling grooves 31 and the return cooling grooves 32 have semicircular cross sections. The bottom of the cooling core 3 is provided with a water inlet 3a and a water outlet 3b, the top of the cooling core 3 is provided with a communicating flow groove 33, and the communicating flow groove 33 is S-shaped. The bottom of the cooling chamber 2a and the communication flow groove 33 surround to form a communication flow passage. The water inlet end of the inflow cooling tank 31 is provided with a water inlet hole 311 communicated with the water inlet 3a, the water outlet end of the inflow cooling tank 31 is communicated with one end of the communicating flow groove 33, the water inlet end of the backflow cooling tank 32 is communicated with the other end of the communicating flow groove 33, the water outlet end of the backflow cooling tank 32 is provided with a water outlet hole 321 communicated with the water outlet 3b, and the inner surface of the cooling cavity 2a is respectively surrounded with the inflow cooling tank 31 and the backflow cooling tank 32 to form a cooling flow channel.
Preferably, as shown in fig. 5, at least two guide posts 7 extending from the top to the bottom of the cooling core 3 are embedded in the cooling core 3, the guide posts 7 penetrate into the top of the cooling core and partially penetrate out of the bottom of the cooling core 3, the bottom of the annular cavity 11 is provided with guide insertion holes 113 corresponding to the penetrating ends of the guide posts 7 one by one, and the penetrating ends of the guide posts 7 are inserted into the guide insertion holes 113. The cooling core 3 is internally embedded with a first reinforcing column 8 and a second reinforcing column 9 which are arranged along the radial direction, and the first reinforcing column 8 and the second reinforcing column 9 are arranged in a vertically staggered manner.
As shown in fig. 6, the movable mold 1 is provided with an annular cavity 11, the mold core 2 is fixedly connected in the annular cavity 11 through a screw 4 and enables the bottom of the cooling core 3 to be tightly attached to the bottom of the annular cavity 11, the movable mold 1 is further provided with a water inlet channel 1a and a water outlet channel 1b, the bottom of the annular cavity 11 is provided with an inlet 1a1 communicated with the water inlet channel 1a and an outlet 1b1 communicated with the water outlet channel 1b, the inlet 1a1 is opposite to and communicated with the water inlet 3a and has the same caliber, the outlet 1b1 is opposite to and communicated with the water outlet 3b and has the same caliber, a circle of annular groove 111 is arranged on the circumferential outer side of each of the inlet 1a1 and the outlet 1b1, and the. The bottom of the annular concave cavity 11 positioned on the outer periphery side of the cooling core 3 is provided with a ring-shaped sealing groove 112, a large sealing ring 6 is embedded in the sealing groove 112, and the large sealing ring 6 is pressed against the bottom of the mold core 2.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Although the terms of the movable mold 1, the annular cavity 11, the annular groove 111, the seal groove 112, the guide insertion hole 113, the water inlet passage 1a, the inlet 1a1, the water outlet passage 1b, the outlet 1b1, the core 2, the cooling cavity 2a, the cooling core 3, the water inlet cooling groove 31, the water inlet hole 311, the backflow cooling groove 32, the water outlet hole 321, the communication flow groove 33, the water inlet 3a, the water outlet 3b, the screw 4, the small seal ring 5, the large seal ring 6, the guide pillar 7, the first reinforcement pillar 8, the second reinforcement pillar 9, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (6)
1. A mold conformal cooling system with alternating cold and hot loops comprises a movable mold (1) and a core (2) fixed on the movable mold (1), and is characterized in that the mold conformal cooling system comprises a cooling cavity (2a) arranged in the core (2) and a columnar cooling core (3) embedded in the cooling cavity (2a), the cooling core (3) is a plastic part, a first reinforcing column (8) and a second reinforcing column (9) which are arranged along the radial direction are embedded in the cooling core (3), the first reinforcing column (8) and the second reinforcing column (9) are arranged in a vertically staggered manner, an annular concave cavity (11) is formed in the movable mold (1), at least two guide columns (7) extending from the top to the bottom of the cooling core (3) are embedded in the cooling core (3), and the guide columns (7) penetrate into the top of the cooling core and partially penetrate out of the bottom of the cooling core (3), the bottom of the annular cavity (11) is provided with guide jacks (113) which correspond to the penetrating ends of the guide columns (7) one by one, the penetrating ends of the guide columns (7) are inserted into the guide jacks (113), the first reinforcing columns (8) are provided with two, the guide columns (7) are arranged between the first reinforcing columns (7), and the first reinforcing columns (8), the second reinforcing columns (9) and the guide columns (7) are vertically and alternately arranged; the cooling device is characterized in that an inflow cooling groove (31) and a backflow cooling groove (32) which are spirally and alternately arranged are arranged on the outer peripheral surface of the cooling core (3), a water inlet (3a) and a water outlet (3b) are arranged at the bottom of the cooling core (3), a communication flow channel is arranged at the top end of the cooling core (3), a communication flow groove (33) with an S-shaped trend is arranged at the top of the cooling core (3), the communication flow channel is formed by surrounding the bottom of the cooling cavity (2a) and the communication flow groove (33), a water inlet end of the inflow cooling groove (31) is provided with a water inlet hole (311), the water inlet hole (311) is communicated with the water inlet (3a) through an internal channel of the cooling core (3), a water outlet end of the inflow cooling groove (31) is communicated with one end of the communication flow groove (33), a water inlet end of the backflow cooling groove (32) is communicated with the other end of the communication flow groove, the water outlet end of the backflow cooling groove (32) is provided with a water outlet hole (321), the water outlet hole (321) is communicated with a water outlet (3b) through an internal channel of the cooling core (3), and the inner surface of the cooling cavity (2a) is respectively surrounded with the inflow cooling groove (31) and the backflow cooling groove (32) to form a cooling flow channel.
2. The mold conformal cooling system with alternate cooling and heating circuits according to claim 1, wherein the inlet cooling groove (31) and the return cooling groove (32) are semicircular in cross section.
3. The mold conformal cooling system with alternating cold and hot circuits according to claim 1, the mold core (2) is fixedly connected in the annular cavity (11) through a screw (4) and leads the bottom of the cooling core (3) to be clung to the bottom of the annular cavity (11), the movable mold (1) is also provided with a water inlet channel (1a) and a water outlet channel (1b), the bottom of the annular concave cavity (11) is provided with an inlet (1a1) communicated with the water inlet channel (1a) and an outlet (1b1) communicated with the water outlet channel (1b), the inlet (1a1) is opposite to and communicated with the water inlet (3a) and has the same caliber, the outlet (1b1) is opposite to and communicated with the water outlet (3b) and has the same caliber, the circumferential outer sides of the inlet (1a1) and the outlet (1b1) are provided with a ring of annular grooves (111), and small sealing rings (5) are embedded in the annular grooves (111).
4. A mold conformal cooling system with alternating cooling and heating circuits according to claim 3, characterized in that the bottom of the annular cavity (11) on the outer periphery of the cooling core (3) is provided with a ring-shaped sealing groove (112), the sealing groove (112) is embedded with a large sealing ring (6), and the large sealing ring (6) is pressed against the bottom of the core (2).
5. A mold conformal cooling system with alternating cold and hot circuits according to claim 1, characterized in that the cooling core (3) is frustum-shaped.
6. A mold conformal cooling system with alternating cold and hot circuits according to claim 1, characterized in that the cooling core (3) is a plastic part manufactured by 3D printing technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810136563.1A CN108381886B (en) | 2018-02-09 | 2018-02-09 | Mould of cold and hot return circuit is alternative is along with shape cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810136563.1A CN108381886B (en) | 2018-02-09 | 2018-02-09 | Mould of cold and hot return circuit is alternative is along with shape cooling system |
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| Publication Number | Publication Date |
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| CN108381886A CN108381886A (en) | 2018-08-10 |
| CN108381886B true CN108381886B (en) | 2020-12-11 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108907143A (en) * | 2018-08-14 | 2018-11-30 | 上海皮尔博格有色零部件有限公司 | A kind of die casting mold structure |
| CN110081770A (en) * | 2019-04-30 | 2019-08-02 | 赖振龙 | A kind of closed reverse-flow type firearms barrel cooling system based on helical blade |
| CN110108069A (en) * | 2019-06-05 | 2019-08-09 | 重庆冰兴科技有限公司 | A kind of frequency conversion type high-efficiency and energy-saving type slice ice machine |
| CN111112610A (en) * | 2019-12-21 | 2020-05-08 | 佛山宇仁智能科技有限公司 | Material increase swivel work head with circulative cooling function |
| WO2022169751A1 (en) * | 2021-02-02 | 2022-08-11 | Essentium, Inc. | Extrusion die including a mandrel |
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| JPS60176729A (en) * | 1984-02-22 | 1985-09-10 | Matsushita Electric Works Ltd | Mold for molding plastic |
| JPH0985414A (en) * | 1995-09-25 | 1997-03-31 | Toyota Motor Corp | Cooling structure of metallic mold for casting |
| CN103538226A (en) * | 2013-10-23 | 2014-01-29 | 无锡耐思生物科技有限公司 | Spiral-type cooling water channel mold structure |
| CN105128299A (en) * | 2015-09-22 | 2015-12-09 | 陈健愉 | Injection mold with water-cooling system |
| CN107538686A (en) * | 2017-09-08 | 2018-01-05 | 黄石市金鸿模具有限公司 | A kind of mould for zanjon plastic products |
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|---|---|---|---|---|
| CN204526048U (en) * | 2014-12-02 | 2015-08-05 | 无锡银邦精密制造科技有限公司 | A kind of cooling water channel structure of round box injection mold |
| CN205219659U (en) * | 2015-11-27 | 2016-05-11 | 深圳市鑫灏源精密技术股份有限公司 | Injection mold's cooling pipeline structure |
| CN106346705A (en) * | 2016-09-07 | 2017-01-25 | 上海家化联合股份有限公司 | 3D (three-dimension) printing module and manufacturing method thereof |
| CN207874781U (en) * | 2018-02-09 | 2018-09-18 | 台州职业技术学院 | A kind of alternate mould conformal cooling system in cold and hot circuit |
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