CN113910560B - Injection mold and application thereof - Google Patents
Injection mold and application thereof Download PDFInfo
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- CN113910560B CN113910560B CN202111203378.8A CN202111203378A CN113910560B CN 113910560 B CN113910560 B CN 113910560B CN 202111203378 A CN202111203378 A CN 202111203378A CN 113910560 B CN113910560 B CN 113910560B
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- 238000002347 injection Methods 0.000 title claims abstract description 38
- 239000007924 injection Substances 0.000 title claims abstract description 38
- 238000010438 heat treatment Methods 0.000 claims abstract description 68
- 238000001816 cooling Methods 0.000 claims abstract description 47
- 238000009413 insulation Methods 0.000 claims abstract description 31
- 239000011347 resin Substances 0.000 claims abstract description 13
- 229920005989 resin Polymers 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 18
- 238000001746 injection moulding Methods 0.000 claims description 7
- 238000000465 moulding Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
-
- 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
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C2045/7343—Heating or cooling of the mould heating or cooling different mould parts at different temperatures
-
- 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
- B29C2045/735—Heating or cooling of the mould heating a mould part and cooling another mould part during moulding
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides an injection mold and application thereof, and relates to the technical field of molds. The injection mold provided by the invention comprises a mold frame, a mold core, a heat insulation layer, heating equipment and cooling equipment, wherein the mold frame covers the mold core, the mold frame and the mold core are separated by the heat insulation layer, the heating equipment is connected with the mold core and used for heating the mold core, the cooling equipment is connected with the mold frame and used for cooling the mold frame, the mold frame is ensured to stably finish the mold actions such as opening and closing, ejection, core pulling and the like at low temperature, the mold core is ensured to form a high-quality molded product at a higher temperature, and the mutual interference of the mold core and the mold core is relatively small. The temperature contradiction between the operation of the die carrier and the molding of the die core can not be considered in the traditional integrated heating die, and the service life and the molding quality of the die are improved. The injection mold provided by the invention can be used for resin injection.
Description
Technical Field
The invention relates to the technical field of molds, in particular to an injection mold and application thereof.
Background
With the development of high polymer materials, high-temperature resins are increasingly used in various fields, and most application scenes are to realize the molding of products by an injection molding process. Typically, such resins require a mold temperature of up to 170 ℃ or more, and currently the dominant techniques for heating molds in the industry are: 1. heating the die integrally by high-temperature oil; 2. the electric heating rod integrally heats the die. The first method, namely high-temperature oil heating, has the defect that the method cannot be applied to clean room injection molding, and the high-temperature oil type mold temperature machine cannot avoid generating oil mist and can pollute the clean room environment; the second method, namely the heating of the electric heating rod, has the defects of uneven heating, and the molding quality and stability are difficult to ensure; meanwhile, the two methods have the common defects that the whole die runs at high temperature, the steel expansion amount is large, the precision of each part of the die is difficult to ensure, so that the die runs unstably, and meanwhile, the die has large abrasion and low service life.
In view of this, the present invention has been made.
Disclosure of Invention
A first object of the present invention is to provide an injection mold to solve at least one of the above problems.
A second object of the present invention is to provide the use of the above injection mold in resin injection molding.
In a first aspect, the invention provides an injection mold, comprising a mold frame, a mold core, a heat insulation layer, heating equipment and cooling equipment; the die frame covers the die core, and the die frame and the die core are separated by a heat insulation layer;
the heating equipment is connected with the die core and used for heating the die core;
the cooling device is connected with the die carrier and used for cooling the die carrier.
As a further technical scheme, a runner for cooling is arranged inside the die carrier;
the cooling device cools the die frame through a runner in the die frame.
As a further technical scheme, a runner for heating is arranged in the die core;
the heating equipment heats the die core through a runner in the die core.
As a further technical scheme, the cooling device is a low-temperature water type heating device;
preferably, the temperature of the water flow output by the low-temperature water type heating device is below 120 ℃.
As a further technical scheme, the heating equipment is high-temperature water type heating equipment;
preferably, the temperature of the water flow output by the high-temperature water type heating device is 100-230 ℃.
As a further technical scheme, the mould frame and/or the mould core are/is connected with a temperature measuring instrument;
the temperature measuring instrument is used for detecting the temperature of the die carrier and/or the die core.
As a further technical scheme, a temperature sensing wire is arranged in the die frame and/or the die core;
the temperature detector detects the temperature of the die carrier and/or the die core through a temperature sensing wire.
As a further aspect, the insulating layer comprises a titanium alloy insulating plate.
As a further technical scheme, the titanium alloy heat insulation plate is provided with at least one through hole.
In a second aspect, the invention provides the use of an injection mould in resin injection.
Compared with the prior art, the invention has the following beneficial effects:
the injection mold provided by the invention comprises a mold frame, a mold core, a heat insulation layer, heating equipment and cooling equipment, wherein the mold frame covers the mold core, the mold frame and the mold core are separated by the heat insulation layer, the heating equipment is connected with the mold core and used for heating the mold core, the cooling equipment is connected with the mold frame and used for cooling the mold frame, the mold frame is ensured to stably finish the mold actions such as opening and closing, ejection, core pulling and the like at low temperature, the mold core is ensured to form a high-quality molded product at a higher temperature, and the mutual interference of the mold core and the mold core is relatively small. The temperature contradiction between the operation of the die carrier and the molding of the die core can not be considered in the traditional integrated heating die, and the service life and the molding quality of the die are improved. The injection mold provided by the invention can be used for resin injection.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a diagram showing the structure of an injection mold according to embodiment 1 of the present invention;
FIG. 2 is a diagram showing the structure of an injection mold according to embodiment 2 of the present invention;
FIG. 3 is a view showing the construction of a titanium alloy heat shield according to embodiment 1 of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to embodiments and examples, but it will be understood by those skilled in the art that the following embodiments and examples are only for illustrating the present invention and should not be construed as limiting the scope of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. The specific conditions are not specified, and the process is carried out according to conventional conditions or conditions suggested by manufacturers. The reagents or apparatus used were conventional products commercially available without the manufacturer's attention.
The injection mold mainly comprises a mold frame, a mold core, auxiliary parts, an auxiliary system, auxiliary setting and dead angle processing structures according to the structure. Wherein the mould frame forms the most basic frame part of the injection mould; the mold core is a core part of the injection mold, and the plastic product is molded in the mold core; the auxiliary parts comprise a positioning ring, a sprue bushing, a thimble, a grabbing pin, a support column, an ejector plate guide column and guide sleeve, a garbage nail and the like; the auxiliary systems generally include a pouring system, an ejection system, a cooling system, and an exhaust system; the auxiliary arrangement comprises a hanging ring hole, a KO hole (a top rod hole) and the like; dead angle processing structure includes hanging ring hole, KO hole (top rod hole) etc. avoids the product shaping to have the dead angle. The injection mold is mainly improved aiming at a mold frame and a mold core.
In a first aspect, the invention provides an injection mold, comprising a mold frame, a mold core, a heat insulation layer, heating equipment and cooling equipment; the die frame covers the die core, and the die frame and the die core are separated by a heat insulation layer;
the heating equipment is connected with the die core and used for heating the die core;
the cooling device is connected with the die carrier and used for cooling the die carrier.
In the invention, the heat insulation layer is arranged between the die frame and the die core and is used for separating and buffering the temperature of the die frame and the temperature of the die core. The heating equipment is used for heating the mold core and maintaining the temperature of the product molding. The cooling equipment is used for cooling the die carrier, so that the die stably operates. The heat insulating layer, the heating device and the cooling device are not particularly limited in the present invention, and heat insulating layers, heating devices and cooling devices which are well known in the art and can realize the above functions may be used.
The injection mold provided by the invention ensures that the mold frame can stably complete the mold actions such as opening, closing, ejection, core pulling and the like at low temperature, and ensures that the mold core can form a high-quality molded product at higher temperature, and mutual interference of the mold frame and the mold core is relatively small. The temperature contradiction between the operation of the die carrier and the molding of the die core can not be considered in the traditional integrated heating die, and the service life and the molding quality of the die are improved.
As a further technical scheme, a runner for cooling is arranged inside the die carrier; the cooling device cools the die frame through a runner in the die frame.
In the invention, the runners which are uniformly distributed are preferably arranged in the die carrier so as to realize uniform cooling of the die carrier. The runner inside the die carrier is connected with the cooling equipment, and a cooling medium in the cooling equipment is pumped into the runner to realize cooling of the die carrier.
As a further technical scheme, a runner for heating is arranged in the die core; the heating equipment heats the die core through a runner in the die core.
In the invention, the flow channels which are uniformly distributed are preferably arranged in the die core so as to uniformly heat the die core. The runner inside the mold core is connected with a heating device, and a heating medium in the heating device is pumped into the runner to heat the mold core.
It should be noted that, a plurality of independent circulation flow channels can be arranged in the die carrier and the die core according to the opening and closing positions of the die. For example, the injection mold is opened and closed up and down, two independent circulating runners can be respectively arranged at the upper part and the lower part of the mold frame, and the two runners are connected with cooling equipment, so that the mold frame is cooled; the runner arrangement of the mould core is the same, two independent circulating runners can be respectively arranged at the upper part and the lower part of the mould core, and the two runners are connected with heating equipment, so that the heating of the mould core is realized.
As a further technical scheme, the cooling device is a low-temperature water type heating device.
Preferably, the temperature of the water output from the low temperature water heating apparatus is 120 ℃ or less, and may be, for example, but not limited to, 0 ℃, 10 ℃, 20 ℃, 30 ℃, 40 ℃, 50 ℃, 60 ℃, 70 ℃, 80 ℃, 90 ℃, 100 ℃, 110 ℃, or 120 ℃.
As a further technical scheme, the heating device is a high-temperature water type heating device.
Preferably, the temperature of the water output from the high temperature water heating apparatus is 100 to 230 ℃, and may be, for example, but not limited to, 100 ℃, 110 ℃, 120 ℃, 130 ℃, 140 ℃, 150 ℃, 160 ℃, 170 ℃, 180 ℃, 190 ℃, 200 ℃, 210 ℃, 220 ℃, or 230 ℃.
The cooling device and the heating device are preferably water-type heating devices, the water-type heating devices heat or cool water as a medium, and the water has high specific heat capacity, so that the cooling device and the heating device can heat and cool the mold more uniformly than other mediums such as oil, and meanwhile, the water has no pollution to the environment and can be applied to clean room injection molding.
In the injection molding process, the temperature of the water flow output by the low-temperature water type heating device and the high-temperature water type heating device is adjusted and selected according to the actual materials, and the proper output flow is selected.
The minimum flow requirement calculation for a high temperature die temperature machine illustrates:
heat transfer in the high temperature region mainly occurs in cooling of the molded article and heat transfer to the low temperature region.
The cooling of the molded article is determined by: molding cycle, resin material properties, weight of molded article, as follows:
h1, cooling the molded product and releasing heat every hour;
w is the weight of a molded article;
DeltaT, resin cooled temperature gradient;
c, specific heat coefficient of the resin material;
l: latent heat of crystallization of the resin material (amorphous material does not require this item);
t is a molding period.
The heat loss to the low temperature zone is determined by: the thermal resistance of the heat-insulating region and the temperature difference between the high temperature region and the low temperature region are as follows:
h2, heat loss flowing to the low temperature area per hour;
lambda: the thermal conductivity of the titanium alloy (< 8w/m K);
a, the area of a heat insulation area;
dt, temperature difference in high and low temperature areas;
dx is the thickness of the heat insulation plate.
The minimum flow rate of the mold temperature machine in the high temperature region is determined as follows:
q: minimum flow rate of high Wen Oumo temperature machine;
h1: cooling the molded product to transfer heat;
h2: heat loss to the low temperature zone;
and Cw: specific heat coefficient of water (pressure: 15bar; high temperature);
DeltaT 2: the maximum allowable temperature difference (usually < 5 ℃) between the water inlet and the water outlet.
Minimum flow demand calculations for cryogenic die temperature machine illustrate:
Q 1 : minimum flow of the low-temperature zone mold temperature machine;
h2: heat loss to the low temperature zone;
and Cw: specific heat coefficient of water (pressure: 15bar; high temperature);
DeltaT 3: the maximum allowable temperature difference (usually < 5 ℃) between the water inlet and the water outlet.
As a further technical scheme, the mould frame and/or the mould core are/is connected with a temperature measuring instrument; the temperature measuring instrument is used for detecting the temperature of the die carrier and/or the die core.
According to the invention, the heating equipment and the cooling equipment are regulated and controlled according to the temperature displayed by the thermometer, so that the temperature of the die carrier and the die core is controlled. The invention is not particularly limited in the type and model of the thermometer, and instruments or devices which are well known to those skilled in the art and can be used for monitoring cold and hot temperatures can be adopted.
As a further technical scheme, a temperature sensing wire is arranged in the die frame and/or the die core; the temperature detector detects the temperature of the die carrier and/or the die core through a temperature sensing wire.
The temperature sensing wire is preferably arranged at the sensitive position of the die frame or the die core, which is favorable for the accurate detection of the temperature of the die core and the die frame.
As a further aspect, the insulating layer comprises a titanium alloy insulating plate.
The titanium alloy has high hardness and small heat conductivity coefficient, and the titanium alloy heat insulation plate is preferably used as the heat insulation layer of the die, so that the heat insulation effect is good.
As a further technical scheme, the titanium alloy heat insulation plate is provided with at least one through hole.
The titanium alloy heat insulation plate with the through holes is beneficial to improving the heat insulation effect of the titanium alloy heat insulation plate, saving the consumption of the titanium alloy and reducing the cost because the through holes are filled with air and the heat conductivity coefficient of the air is smaller than that of the titanium alloy. The shape and size of the through hole are not particularly limited in the present invention, and may be triangular, square, rectangular, or the like.
In a second aspect, the invention provides the use of an injection mould in resin injection.
The mould frame of the mould provided by the invention can stably finish the actions of opening and closing, ejection, core pulling and the like at relatively low temperature; the mold core can form high-quality molded products at a higher temperature, the mutual interference of the mold core and the molded products is relatively small, the temperature contradiction between the operation of a mold frame and the molding of a mold cavity is considered, the service life is long, the molding quality is good, and the mold core can be used in a resin injection molding process.
The invention is further illustrated by the following specific examples and comparative examples, however, it should be understood that these examples are for the purpose of illustration only in greater detail and should not be construed as limiting the invention in any way.
Example 1
An injection mold is shown in fig. 1, and mainly comprises a mold frame, a mold core, a heat insulation layer, heating equipment and cooling equipment, wherein the mold frame is coated with the mold core, the mold frame and the mold core are separated by the heat insulation layer, the heat insulation layer is a titanium alloy heat insulation plate, and a structural diagram of the titanium alloy heat insulation plate is shown in fig. 3. The injection mold can be opened and closed up and down, the upper part and the lower part of the mold frame are respectively connected with the cooling device, and the upper part and the lower part of the mold core are respectively connected with the heating device.
Example 2
An injection mold is shown in fig. 2, and comprises a mold frame, a mold core, a heat insulation layer, heating equipment, cooling equipment, a runner for cooling, a runner for heating and a thermometer, wherein the mold frame is coated with the mold core, the mold frame and the mold core are separated by the heat insulation layer, the heat insulation layer is a titanium alloy heat insulation plate, and a structural diagram of the titanium alloy heat insulation plate is shown in fig. 3. The injection mold can be opened and closed up and down, the upper part and the lower part of the mold frame are respectively provided with a runner for cooling, the cooling equipment is low-temperature water type heating equipment, and the mold frame is cooled through the runners in the mold frame; the upper part and the lower part of the die core are respectively provided with a runner for heating, the heating equipment is high-temperature water type heating equipment, and the die core is heated through the runners in the die core; the inner parts of the die frame and the die core are also provided with temperature sensing wires, and the temperature detector monitors the temperatures of the die frame and the die core through the temperature sensing wires.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (8)
1. The injection mold is characterized by comprising a mold frame, a mold core, a heat insulation layer, heating equipment and cooling equipment; the die frame covers the die core, and the die frame and the die core are separated by a heat insulation layer;
the heating equipment is connected with the die core and used for heating the die core;
the cooling equipment is connected with the die carrier and used for cooling the die carrier;
a runner for cooling is arranged in the die carrier;
the cooling equipment cools the die frame through a runner in the die frame;
a flow channel for heating is arranged in the die core;
the heating equipment heats the die core through a runner in the die core.
2. The injection mold of claim 1, wherein the cooling device is a low temperature water type heating device;
the temperature of the water flow output by the low-temperature water type heating device is below 90 ℃.
3. The injection mold of claim 1, wherein the heating device is a high temperature water type heating device;
the temperature of the water flow output by the high-temperature water type heating device is 100-230 ℃.
4. The injection mold of claim 1, wherein the mold frame and/or mold insert is connected to a thermometer;
the temperature measuring instrument is used for detecting the temperature of the die carrier and/or the die core.
5. The injection mold according to claim 4, wherein a temperature sensing wire is provided inside the mold frame and/or the mold core;
the temperature detector detects the temperature of the die carrier and/or the die core through a temperature sensing wire.
6. The injection mold of claim 1 wherein the insulating layer comprises a titanium alloy insulating plate.
7. The injection mold of claim 6 wherein the titanium alloy insulating plate has at least one through hole therein.
8. Use of the injection mold of any one of claims 1 to 7 in resin injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111203378.8A CN113910560B (en) | 2021-10-15 | 2021-10-15 | Injection mold and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111203378.8A CN113910560B (en) | 2021-10-15 | 2021-10-15 | Injection mold and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113910560A CN113910560A (en) | 2022-01-11 |
| CN113910560B true CN113910560B (en) | 2023-12-22 |
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| CN202111203378.8A Active CN113910560B (en) | 2021-10-15 | 2021-10-15 | Injection mold and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117681402A (en) * | 2023-12-29 | 2024-03-12 | 东莞利富高塑料制品有限公司 | Control method of injection mold for manufacturing automobile parts and injection mold |
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| CN113910560A (en) | 2022-01-11 |
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