CN114030133A - Insert block structure and die - Google Patents
Insert block structure and die Download PDFInfo
- Publication number
- CN114030133A CN114030133A CN202010929696.1A CN202010929696A CN114030133A CN 114030133 A CN114030133 A CN 114030133A CN 202010929696 A CN202010929696 A CN 202010929696A CN 114030133 A CN114030133 A CN 114030133A
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- insert
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- middle section
- liquid storage
- embedded
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- 238000001816 cooling Methods 0.000 claims description 35
- 239000007788 liquid Substances 0.000 claims description 35
- 230000017525 heat dissipation Effects 0.000 claims description 33
- 230000007704 transition Effects 0.000 claims description 18
- 239000000110 cooling liquid Substances 0.000 claims description 8
- 230000004323 axial length Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 239000012809 cooling fluid Substances 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 3
- 229910000881 Cu alloy Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000008093 supporting effect Effects 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses an insert structure and a die, wherein the insert structure comprises a first insert, a second insert and a third insert, and the first insert, the second insert and the third insert are sequentially nested from outside to inside, the hardness of the first insert and the third insert is greater than that of the second insert, and the thermal conductivity of the first insert and the third insert is less than that of the second insert. The second insert with high thermal conductivity is embedded into the first insert with high hardness, and the third insert with high hardness is embedded into the second insert, so that the insert structure integrates two advantages of high hardness and high thermal conductivity, and the insert structure is ensured to have high hardness and high thermal conductivity.
Description
Technical Field
The invention belongs to the technical field of injection molds, particularly relates to a mold, and particularly relates to an insert block structure arranged in a wall thickness transition area of the mold.
Background
The existing mold is provided with more wall thickness transition areas, the wall thickness transition areas are formed between the wall thickness thick areas and the wall thickness thin areas of the mold, wherein the local temperature of the wall thickness thick areas of some molds is too high, and the local temperature of the wall thickness thin areas of some molds is relatively low, so that the larger temperature difference exists between the wall thickness thick areas and the wall thickness thin areas, and the wall thickness transition areas become hot spot areas which are heat concentrated but not cooled well.
At present, the insert is arranged in the wall thickness transition area, and a cooling structure is arranged in the insert to realize cooling of the wall thickness transition area, so that the temperature of the mold can be rapidly cooled to reach the temperature required by the technology after the injection molding is finished; the existing insert is generally made of steel or copper alloy, although the heat conduction efficiency of the copper alloy is higher than that of the steel and the heat can be conducted more efficiently, the hardness of the copper alloy is lower than that of the steel, and only a short and simpler cooling water channel can be arranged on the copper alloy, or even a cooling water channel cannot be arranged on the copper alloy; although steel materials have high hardness and long and complicated cooling water passages can be provided thereon, the steel materials have low thermal conductivity and cannot efficiently conduct heat.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects in the prior art and provide an insert structure and a die, so as to achieve the purpose that the insert structure has higher hardness and higher thermal conductivity.
In order to solve the technical problems, the invention adopts the technical scheme that:
the invention provides an insert structure which comprises a first insert, a second insert and a third insert which are sequentially nested from outside to inside, wherein the hardness of the first insert and the third insert is greater than that of the second insert, and the thermal conductivity of the first insert and the third insert is less than that of the second insert.
Furthermore, part of the second insert is embedded in the first insert, and a third insert is embedded in an exposed part of the second insert, which is positioned outside the first insert.
Furthermore, the second insert is columnar, the columnar second insert is sequentially divided into a liquid storage section, a middle section and a heat dissipation section along the axial direction, the liquid storage section and the middle section are embedded in the first insert, and the third insert is embedded in the middle section and the heat dissipation section;
preferably, the radial sizes of the liquid storage section, the middle section and the heat dissipation section are sequentially decreased progressively.
Furthermore, the first insert is hollow and cylindrical and is coaxial with the second insert, and the liquid storage section and the middle section of the second insert are positioned in the cylindrical first insert and are in fit contact with the inner wall of the cylindrical first insert.
Furthermore, the third insert is in a columnar shape coaxially arranged with the second insert, and the axial length of the third insert is smaller than the sum of the lengths of the middle section and the heat dissipation section of the second insert; the second insert is internally provided with an embedding groove which extends along the axial direction and is positioned at the center of the middle section and the heat dissipation section, the third insert is completely embedded in the embedding groove, and the peripheral side wall of the third insert is in contact with the inner wall of the embedding groove in a laminating manner.
Furthermore, the first insert, the second insert and the third insert have overlapping parts in the axial direction of the second insert, and connecting pieces which penetrate through the overlapping parts in the radial direction and fixedly connect the three are arranged at the overlapping parts.
Furthermore, a mounting hole is formed in the middle section of the second insert, and auxiliary mounting holes which are coaxially formed and correspond to the mounting hole are formed in the first insert and the third insert respectively; the fixing piece comprises a pin which sequentially penetrates through the mounting holes along the radial direction of the second insert.
Furthermore, a cooling flow channel for cooling liquid to flow through is arranged in the second insert.
Furthermore, one end part of the second insert is a liquid storage section which is embedded in the first insert, a cavity is arranged in the liquid storage section, the cavity extends along the axial direction of the columnar second insert, one side of the cavity, which is positioned at the end part of the second insert, is open, the other side of the cavity is sealed through the middle section of the second insert, and the cavity containing cooling liquid forms a cooling flow channel.
The invention also provides a die, wherein the die is provided with a wall thickness transition area, and the wall thickness transition area is provided with the insert structure provided by the technical scheme.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.
1. The second insert with high thermal conductivity is embedded into the first insert with high hardness, the third insert with high hardness is embedded into the second insert, and the first insert and the second insert with high hardness have a supporting effect on the second insert with high thermal conductivity, so that the insert structure integrates two advantages of high hardness and high thermal conductivity, the insert structure is ensured to have certain hardness, and the insert structure is ensured to have certain thermal conduction efficiency, and the cooling efficiency of the insert structure on a die is improved.
2. A cooling flow channel is arranged on the liquid storage section of the second insert with high thermal conductivity, the liquid storage section of the second insert with high thermal conductivity is embedded into the first insert part with high hardness, the first insert part supports the liquid storage section of the second insert, and the cooling flow channel performs contact cooling on the liquid storage section of the second insert, so that the exchange efficiency between the cooling flow channel and the liquid storage section of the second insert is improved, and the cooling efficiency of the insert structure on the die is improved.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic structural diagram of an insert structure provided by an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an insert structure provided by an embodiment of the present invention.
In the figure: 1-a first insert; 11-a channel; 111-a first channel segment; 112-a second channel segment; 12-inner step; 13-a first insert part; 14-a second insert part; 2-a second insert; 21-outer step; 22-liquid storage section; 221-a cavity; 23-a middle section; 24-a heat dissipation section; 3-a third insert; 4-a connector; 41-a pin; 5-cooling the flow channel.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 2, the present invention provides an insert structure, which includes a first insert 1, a second insert 2, and a third insert 3 that are sequentially nested from outside to inside, wherein the hardness of the first insert 1 and the third insert 3 is greater than the hardness of the second insert 2, and the thermal conductivity of the first insert 1 and the third insert 3 is less than the thermal conductivity of the second insert.
In the embodiment of the invention, the second insert 2 with higher thermal conductivity is embedded into the first insert 1 with higher hardness, the third insert 3 with higher hardness is embedded into the second insert 2, and the first insert 1 and the third insert 2 with higher hardness have the supporting function on the second insert 2 with higher thermal conductivity, so that the insert structure integrates two advantages of higher hardness and higher thermal conductivity, the insert structure is ensured to have higher hardness, and the insert structure is also ensured to have higher thermal conductivity;
it should be noted that the first insert 1, the second insert 2 and the third insert 3 are sequentially nested, and it can be understood that the second insert 2 is partially embedded in the first insert 1, or the second insert 2 is completely embedded in the first insert 1; the third insert 3 is partially embedded into the first insert 1, or the third insert 3 is completely embedded into the second insert 2; the second insert 2 is made of copper or copper alloy, and the second insert 2 has high thermal conductivity; the first insert 1 and the third insert 3 are made of steel, and the first insert 1 and the third insert 3 have high hardness.
In the embodiment of the present invention, as shown in fig. 1 and 2, a part of the second insert 2 is nested in the first insert 1, and a bare part of the second insert 2, which is located outside the first insert 1, is provided with a third insert 3.
In the embodiment of the present invention, specifically, the second insert 2 has a first portion and a second portion, the first portion of the second insert 2 is embedded in the first insert 1, the second portion of the second insert 2 is exposed outside the first insert 1, and the second portion of the second insert 2 is embedded in the third insert 3;
the second part of the second insert 2 is used for contacting with the wall thickness transition area of the die, the first insert 1 is used for hard supporting the first part of the second insert 2, and the third insert 3 is used for hard supporting the second part of the second insert 2, so that the module structure has larger heat conductivity on the basis of larger hardness.
As shown in fig. 2, in the embodiment of the present invention, the second insert 2 is a cylindrical shape, the cylindrical second insert is axially divided into a liquid storage section 22, an intermediate section 23 and a heat dissipation section 24 in sequence, the liquid storage section 22 and the intermediate section 23 are embedded in the first insert 1, and the third insert 3 is embedded in the intermediate section 23 and the heat dissipation section 24.
In the embodiment of the invention, the second insert is columnar, and along the axial direction of the second insert, the second insert 2 is divided into a liquid storage section 22, a middle section 23 and a heat dissipation section 24, the middle section 23 is located between the liquid storage section 22 and the heat dissipation section 24, and the liquid storage section 22 can be used for containing cooling liquid and cooling the first insert 1 and the second insert 2; the heat dissipation section 24 is used for contacting with the wall thickness transition area of the mold and conducting contact heat dissipation on the wall thickness transition area of the mold;
the third insert 3 is embedded in the middle section 23 and the heat dissipation section 24, which can be understood as that the third insert 3 is embedded in the whole section of the middle section 23 and the whole section of the heat dissipation section 24; the third insert 3 is embedded in part of the middle section 23, and the third insert 3 is embedded in the whole section of the heat dissipation section 24;
as shown in fig. 2, as a preferable solution of the above embodiment, the radial dimensions of the liquid storage section 22, the intermediate section 23 and the heat dissipation section 24 are sequentially decreased, so as to reduce the volume of the insert structure, occupy less mold space, and reduce the use of materials and save cost.
In the embodiment of the present invention, as shown in fig. 2, the first insert 1 is hollow and cylindrical and is arranged coaxially with the second insert 2, and the liquid storage section 22 and the middle section 23 of the second insert 2 are located inside the cylindrical first insert and are in contact with the inner wall of the cylindrical first insert 1.
In the embodiment of the invention, the first insert 1 is cylindrical, the first insert 1 is provided with a channel 11 along the axial direction, the channel 11 enables the interior of the first insert 1 to be hollow, the first insert 1 comprises a first insert part 13 provided with a liquid storage section 22 and a second insert part 14 provided with a middle section 23, the liquid storage section 22 is in contact with the inner wall of the first insert part 13, and the middle section 23 is in contact with the inner wall of the second insert part 14;
the channel 11 comprises a first channel section 111 provided in the first insert part 13 and a second channel section 112 provided in the second insert part 14, the reservoir section 22 being provided in the first channel section 111 and the intermediate section 23 being provided in the second channel section 24; the second channel section 112 is radially narrowed relative to the first channel section 111, that is, the inner wall of the first insert 1 is axially stepped, the first insert is provided with an inner step 12 at the narrowed position, the middle section 23 is radially narrowed relative to the liquid storage section 22, that is, the outer wall of the second insert is axially stepped, the second insert 2 is provided with an outer step 21 at the narrowed position, and the inner step 12 is abutted against the outer step 21, so that the assembly strength between the first insert 1 and the second insert 2 is increased.
In the embodiment of the present invention, as shown in fig. 2, the third insert 3 is in a cylindrical shape coaxially arranged with the second insert 2, and the axial length of the third insert 3 is smaller than the sum of the lengths of the middle section 23 and the heat dissipation section 24 of the second insert 2; the second insert 2 is internally provided with an embedding groove which extends along the axial direction and is positioned at the center of the middle section 23 and the heat dissipation section 24, the third insert 3 is completely embedded in the embedding groove, and the peripheral side wall of the third insert 3 is in contact with the inner wall of the embedding groove in a laminating way.
In the embodiment of the present invention, the axial length of the third insert 3 is less than the sum of the lengths of the middle section 23 and the heat dissipation section 24 of the second insert 2, and the axial length of the insert groove is less than the sum of the lengths of the middle section 23 and the heat dissipation section 24 of the second insert 2, that is, the middle section 23 of the second insert 2 is completely embedded with the third insert 3, and the heat dissipation section 24 of the second insert 2 is partially embedded with the third insert 3, or the middle section 23 of the second insert 2 is partially embedded with the third insert 3, and the heat dissipation section 24 of the second insert 2 is completely embedded with the third insert 3, preferably, the middle section 23 of the second insert 2 is partially embedded with the third insert 3, and the heat dissipation section 24 of the second insert 2 is completely embedded with the third insert 3, so that the heat dissipation section 24 of the second insert 2 can be all rigidly supported by the third insert 3, thereby indirectly enhancing the hardness of the heat dissipation section 24 of the second insert 2;
the opening of the embedding groove is arranged at one end of the heat dissipation section 24 of the second insert 2, which is far away from the middle section 23 of the second insert 2, and the third insert 3 is embedded into the heat dissipation section 24 of the second insert 2 and then embedded into the middle section 23 of the second insert 2 through the opening of the embedding groove when being installed.
In the embodiment of the present invention, as shown in fig. 2, the first insert 1, the second insert 2 and the third insert 3 have three overlapping portions in the axial direction of the second insert 2, and connecting members which penetrate through the three overlapping portions in the radial direction and fixedly connect the three overlapping portions are arranged at the three overlapping portions.
In the embodiment of the invention, the third insert 3 is embedded into the middle section 23 of the second insert 2 through the heat dissipation section 24 of the second insert 2, and the middle section 23 of the second insert 2 is in the first insert 1, that is, the middle section 23 of the second insert 2 is in the second insert part 14, so that the second insert part 14, the middle section 23 of the second insert 2 and the third insert 3 have overlapping parts in the axial direction of the second insert 2, and the three are connected together at a certain position in the overlapping parts through the connecting piece 4; the connecting piece can be various, so long as the second insert part 14, the middle section 23 of the second insert 2 and the third insert 3 can be connected together;
the second insert part 14, the middle section 23 of the second insert 2 and the third insert 3 are provided with mounting holes, specifically, the middle section 23 of the second insert 2 is embedded into the second insert part 14, so that the second insert part 14 has an inner wall and an outer wall, the peripheral wall of the second insert part 14 is provided with two first auxiliary mounting holes which are oppositely arranged in the radial direction, the third insert 3 is embedded into the middle section 23 of the second insert 2, so that the middle section 23 of the second insert 2 has an inner wall and an outer wall, the peripheral wall of the second insert section 23 is provided with two mounting holes which are oppositely arranged in the radial direction, the third insert is of a solid structure, the radial direction of the third insert 3 is provided with a second auxiliary mounting hole, and the two mounting holes, the two first auxiliary mounting holes and the second auxiliary mounting hole are coaxially arranged;
the connecting piece 4 comprises a pin 41, and the pin 41 passes through the first auxiliary mounting hole, the mounting hole and the second auxiliary mounting hole to fix the second insert part 14, the middle section 23 of the second insert 2 and the third insert 3; during installation, the pin 41 sequentially penetrates through the first auxiliary installation hole, the second auxiliary installation hole, the other installation hole and the other first auxiliary installation hole, so that the second insert part 14, the middle section 23 of the second insert 2 and the third insert 3 are fixed together, the firm strength between the second insert and the first insert 1 and the third insert 3 is enhanced, and the second insert can bear larger force.
As shown in fig. 2, in the embodiment of the present invention, the insert structure is provided with a cooling channel 5 for containing a cooling fluid, specifically, the inside of the second insert 2 is provided with the cooling channel 5 through which the cooling fluid flows, and by providing the cooling channel 5 on the second insert, the cooling channel 5 is used for cooling the first insert 1, the second insert 2 and the third insert 3, so as to realize heat dissipation in the die thickness transition region.
In the embodiment of the invention, one end part of the second insert is a liquid storage section embedded in the first insert, a cavity is arranged in the liquid storage section, the cavity extends along the axial direction of the columnar second insert, one side of the cavity, which is positioned at the end part of the second insert, is open, the other side of the cavity is sealed by the middle section of the second insert, and the cavity containing cooling liquid forms a cooling flow channel.
In the embodiment of the present invention, a cavity is arranged in the liquid storage section 24 of the second insert 2, the cavity is used as a cooling flow channel 5 for containing cooling liquid, although the liquid storage section 22 of the second insert 2 is made of a material with low hardness and high thermal conductivity, because the liquid storage section 22 of the second insert 2 is embedded in the first insert part 13, and the first insert part 13 supports the liquid storage section 22 of the second insert 2, a long cooling flow channel 5 can be formed on the liquid storage section 22 of the second insert 2;
because the second insert is made of a material with high thermal conductivity and high heat transfer efficiency, the cooling flow channel 5 is arranged on the insert section of the second insert 2, so that the cooling flow channel 5 is used for cooling the second insert 2 in a contact manner, and the exchange efficiency between the cooling flow channel 5 and the second insert 2 is improved;
the cavity extends along the axial direction of the first insert block section 22, the cavity is arranged at one side of the end part of the second insert block 2 in an opening way, and one end of the cavity close to the second insert block section 23 is a closed end; the cavity extends axially in the first insert section 22 and extends to a position close to the second insert section 23, so that the length of the cooling flow channel 5 is increased to the maximum extent, and the cooling efficiency of the cooling flow channel 5 is improved;
the end of the cavity close to the second insert 2 is a closed end, the end opposite to the closed end is an open end, the open end can be used as an inlet and an outlet of the cooling flow channel 5, that is, the cooling liquid enters the cooling flow channel 5 from the inlet and the outlet, and after the cooling liquid enters the cooling flow channel 5, the inlet and the outlet can be plugged by using the plugging block, so that the cooling flow channel 5 is the closed cooling flow channel 5.
In summary, when the insert structure is installed, the second insert 2 enters the second insert 14 from the first insert 13, the diameter-variable portion of the second insert 2 abuts against the diameter-variable portion of the first insert 1, the third insert 3 is embedded into the middle section 22 of the second insert 2 through the heat-dissipating section 24 of the second insert 2, and the pin 41 sequentially passes through a first auxiliary mounting hole, a second auxiliary mounting hole, another mounting hole, and another first auxiliary mounting hole to fixedly connect the first insert 1, the second insert 2, and the third insert 3.
The invention also provides a die, wherein the die is provided with a wall thickness transition area, and the insert block structure is arranged on the wall thickness transition area;
specifically, one end of the third insert section 24, which is far away from the second insert section 23, is in contact with the wall thickness transition region, and the wall thickness transition region is provided with the insert structure, so that the insert structure integrates two advantages of high hardness and high thermal conductivity, the insert structure is ensured to have certain hardness, and the insert structure is ensured to have certain thermal conductivity efficiency, so that the cooling efficiency of the insert structure to the die is improved.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The insert structure is characterized by comprising a first insert, a second insert and a third insert which are sequentially nested from outside to inside, wherein the hardness of the first insert and the third insert is greater than that of the second insert, and the thermal conductivity of the first insert and the third insert is less than that of the second insert.
2. The insert structure of claim 1 wherein the portion of the second insert is nested within the first insert and the exposed portion of the second insert exterior to the first insert is provided with a third insert.
3. The insert structure according to claim 2, wherein the second insert is columnar, the columnar second insert is axially divided into a liquid storage section, a middle section and a heat dissipation section in sequence, the liquid storage section and the middle section are embedded in the first insert, and the third insert is embedded in the middle section and the heat dissipation section;
preferably, the radial sizes of the liquid storage section, the middle section and the heat dissipation section are sequentially decreased progressively.
4. The insert structure of claim 3, wherein the first insert is hollow and cylindrical and is coaxially arranged with the second insert, and the liquid storage section and the middle section of the second insert are positioned in the cylindrical first insert and are in contact with the inner wall of the cylindrical first insert.
5. The insert structure of claim 3, wherein the third insert is cylindrical and is disposed coaxially with the second insert, and the axial length of the third insert is less than the sum of the lengths of the intermediate section and the heat dissipating section of the second insert; the second insert is internally provided with an embedding groove which extends along the axial direction and is positioned at the center of the middle section and the heat dissipation section, the third insert is completely embedded in the embedding groove, and the peripheral side wall of the third insert is in contact with the inner wall of the embedding groove in a laminating manner.
6. The insert structure according to any one of claims 1 to 5, wherein the first insert, the second insert and the third insert have three overlapping parts in the axial direction of the second insert, and connecting members which penetrate through the three overlapping parts in a radial direction and fixedly connect the three parts are arranged at the three overlapping parts.
7. The insert structure according to claim 6, wherein the middle section of the second insert is provided with a mounting hole, and the first insert and the third insert are respectively provided with auxiliary mounting holes which are coaxially arranged corresponding to the mounting hole; the fixing piece comprises a pin which sequentially penetrates through the mounting holes along the radial direction of the second insert.
8. The insert structure according to any one of claims 1 to 7 wherein the second insert is provided with a cooling flow passage therein through which a cooling fluid flows.
9. The insert structure according to claim 8, wherein one end of the second insert is a liquid storage section embedded in the first insert, a cavity is arranged in the liquid storage section, the cavity extends along the axial direction of the columnar second insert, one side of the cavity at the end of the second insert is open, the other side of the cavity is closed by the middle section of the second insert, and the cavity containing the cooling liquid forms a cooling flow channel.
10. A die provided with a transition zone of wall thickness, wherein the transition zone of wall thickness is provided with an insert structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010929696.1A CN114030133B (en) | 2020-09-07 | 2020-09-07 | Insert structure and die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010929696.1A CN114030133B (en) | 2020-09-07 | 2020-09-07 | Insert structure and die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114030133A true CN114030133A (en) | 2022-02-11 |
| CN114030133B CN114030133B (en) | 2023-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010929696.1A Active CN114030133B (en) | 2020-09-07 | 2020-09-07 | Insert structure and die |
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| CN (1) | CN114030133B (en) |
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| JP2005199469A (en) * | 2004-01-13 | 2005-07-28 | Nissan Shatai Co Ltd | Injection mold |
| EP2520403A1 (en) * | 2011-05-04 | 2012-11-07 | Tooling Holland B.V. | Cavity insert for a preform injection mold |
| CN104260288A (en) * | 2014-09-12 | 2015-01-07 | 苏州好特斯模具有限公司 | Heat conduction copper-clad steel core for high glass fibers |
| DE202017102917U1 (en) * | 2017-05-15 | 2017-06-19 | Martin Baumann | Mold insert for a mold |
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2020
- 2020-09-07 CN CN202010929696.1A patent/CN114030133B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020003199A1 (en) * | 1999-12-06 | 2002-01-10 | Check John M. | Core for injection molding tools |
| JP2005199469A (en) * | 2004-01-13 | 2005-07-28 | Nissan Shatai Co Ltd | Injection mold |
| EP2520403A1 (en) * | 2011-05-04 | 2012-11-07 | Tooling Holland B.V. | Cavity insert for a preform injection mold |
| CN104260288A (en) * | 2014-09-12 | 2015-01-07 | 苏州好特斯模具有限公司 | Heat conduction copper-clad steel core for high glass fibers |
| DE202017102917U1 (en) * | 2017-05-15 | 2017-06-19 | Martin Baumann | Mold insert for a mold |
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| CN114030133B (en) | 2023-11-07 |
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Address after: 266101 Haier Industrial Park, 1 Haier Road, hi tech park, Laoshan District, Shandong, Qingdao Patentee after: Kaos Mold (Qingdao) Co.,Ltd. Patentee after: Karos IoT Technology Co.,Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, hi tech park, Laoshan District, Shandong, Qingdao Patentee before: Qingdao Haier Molds Co.,Ltd. Patentee before: Haier CAOS IOT Ecological Technology Co.,Ltd. |