CN110181782A - A kind of efficient cooling mold insert and forming method thereof - Google Patents
A kind of efficient cooling mold insert and forming method thereof Download PDFInfo
- Publication number
- CN110181782A CN110181782A CN201910628149.7A CN201910628149A CN110181782A CN 110181782 A CN110181782 A CN 110181782A CN 201910628149 A CN201910628149 A CN 201910628149A CN 110181782 A CN110181782 A CN 110181782A
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- cooling water
- water channel
- mold insert
- layer
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- 238000001816 cooling Methods 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000000498 cooling water Substances 0.000 claims abstract description 69
- 210000003205 muscle Anatomy 0.000 claims abstract description 48
- 230000007423 decrease Effects 0.000 claims abstract description 40
- 230000000630 rising effect Effects 0.000 claims abstract description 18
- 238000012545 processing Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 9
- 238000009792 diffusion process Methods 0.000 claims description 7
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 230000000699 topical effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/007—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass injection moulding tools
-
- 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
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
- B29C2045/7318—Construction of heating or cooling fluid flow channels multilayered fluid channel constructions
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of efficient cooling mold inserts, it includes the first edge layer, have first to rise section, the first decline section, the second rising section and the second decline section on the first edge layer, first rising section and the first decline section communicate with each other the first cooling water channel to be formed in the first deep muscle, and the second rising section and the second decline section communicate with each other the second cooling water channel to be formed in the second deep muscle；The second edge layer connecting with the bottom of the first edge layer, which, which has, enters pipe, the first bottom linkage section, the second bottom linkage section and effuser；Wherein, pipe is flowed into, the first cooling water channel, the first bottom linkage section, the second cooling water channel, the second bottom linkage section and effuser are sequentially communicated and to form sinuous cooling water channel the inside of each deep muscle cools down type chamber in order to which cooling water is extend into.The present invention also provides a kind of forming methods of efficient cooling mold insert.Efficient cooling mold insert of the invention, cooling efficiency is high, avoids hot spot that may be present in injecting products.
Description
Technical field
The present invention relates to injection mold, relate more specifically to a kind of efficient cooling mold insert and forming method thereof.
Background technique
Injection mold is a kind of tool for producing plasthetics, is referred specifically to the plastics of heated thawing by the high injection of injection molding machine
Enter die cavity, after cooling and solidifying, obtains formed product.It is usually that type cavity region is (main in order to be cooled down to the plastics in die cavity
If being directed to mold collection thermal region) split a part, referred to as mold insert.
For the region that deep muscle is concentrated, bit diameter and working depth due to usual limited space, while by drilling etc.
It influences, which can not usually provide cooling water channel, or can only provide cooling water channel, such as Fig. 5 in the position of remote release chamber
Shown, mold insert I ' is only capable of forming straight cooling water channel P ' inside the mold insert of remote release chamber by drilling, leads to not have
Effect ground cools down the plastics (i.e. product) in type chamber.That is, conventional cooling water channel P ' can not solve topical dye
The problem of overheat causes injecting products sticking to mould to be pulled.
Overheating taken technological means for mold at this stage includes: extension mold cooling time, or uses valuableness instead
High thermal conductivity mold materials.Obviously, these known technological means will ultimately cause the wave of the increase and production cost of injection cycle
Take.
Summary of the invention
In order to solve that above-mentioned cooling efficiency of the existing technology is lower and injecting products there are hot spots the problems such as, this hair
It is bright to be intended to provide a kind of efficient cooling mold insert and forming method thereof.
The present invention provides a kind of efficient cooling mold insert comprising the first deep muscle and the second deep muscle and be located at the first deep muscle and
Type chamber between second deep muscle, which includes: the first edge layer, have on the first edge layer first rise section,
First decline section, second rise section and the second decline section, wherein the first rising section and the first decline section connect each other
Logical to form the first cooling water channel being located in the first deep muscle, the second rising section and the second decline section communicate with each other to be formed and be located at
The second cooling water channel in second deep muscle；And with first edge layer bottom connect second edge layer, this second edge layer with into
Enter pipe, the first bottom linkage section, the second bottom linkage section and effuser；Wherein, flow into pipe, the first cooling water channel, the first bottom linkage section,
Second cooling water channel, the second bottom linkage section and effuser are sequentially communicated to form sinuous cooling water channel in order to which cooling water is extend into
The inside of each depth muscle cools down type chamber.
The efficient cooling mold insert further includes inlaying layer with the first third for connect of edge layer, the third inlay on layer with it is first cold
But the cooling stick of water route and/or the connection of the second cooling water channel.
The efficient cooling mold insert further includes that the third connecting with the first edge layer inlays layer, which inlays on layer, and there is the first top to connect
Connect section, wherein the first rising section and the first decline section communicate with each other to be formed positioned at the first deep muscle by the first top linkage section
In the first cooling water channel.
The efficient cooling mold insert further includes that the third connecting with the first edge layer inlays layer, which inlays on layer, and there is the second top to connect
Connect section, wherein the second rising section and the second decline section communicate with each other to be formed positioned at the second deep muscle by the second top linkage section
In the second cooling water channel.
The efficient cooling mold insert further includes third depth muscle, also there is third to rise section and third falling portion on the first edge layer
Section, wherein third rises section and third decline section communicates with each other the third cooling water channel to be formed in third depth muscle, the
Two edge layers also there is third bottom linkage section, wherein flow into pipe, the first cooling water channel, the first bottom linkage section, the second cooling water channel,
Second bottom linkage section, third cooling water channel, third bottom linkage section and effuser are sequentially communicated to form sinuous cooling water channel.
First edge layer is connected to the second edge layer by Diffusion Welding.
First edge layer has the location hole being aligned with the second edge layer.
The present invention also provides a kind of forming methods of efficient cooling mold insert comprising: S1 provides blank, which includes
Independent first base layer and the second base layer, the first base layer are formed with the first rising section, the first falling portion by open processing
Section, second rise section and the second decline section, which is formed with by open processing into pipe, the connection of the first bottom
Section, the second bottom linkage section and effuser；First base layer is connected to the second base layer by S2, wherein flow into pipe, first rise section,
First decline section, the first bottom linkage section, second rise section, the second decline section, the second bottom linkage section and effuser successively
Connection forms the inside of sinuous cooling water channel each depth muscle in order to which cooling water is extend into；S3 carries out outer profile finishing to blank
Work is to form mold insert.
In the step S2, the first base layer is connected to the second base layer by Diffusion Welding.
Efficient cooling mold insert of the invention, cooling efficiency is high, avoids hot spot that may be present in injecting products.In short,
Efficient cooling mold insert according to the present invention can be used to implement the cost efficiency of mold injection production.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the efficient cooling mold insert of injection mold according to a preferred embodiment of the present invention,
Wherein, the inside of the efficiently cooling mold insert is formed with curved cooling water channel；
Fig. 2 shows the schematic diagram for forming the efficient cooling mold insert of Fig. 1 is processed on blank；
Fig. 3 is the structural schematic diagram of the blank of Fig. 2；
Fig. 4 is the explosive view of Fig. 3；
Fig. 5 is the structural schematic diagram of the mold insert of injection mold according to prior art, wherein the inside of the mold insert is formed with
Straight cooling water channel.
Specific embodiment
With reference to the accompanying drawing, presently preferred embodiments of the present invention is provided, and is described in detail.
As shown in Figure 1, the efficient cooling mold insert I of injection mold according to a preferred embodiment of the present invention includes first
The deep muscle 4 of the deep muscle 2 of deep muscle 1, second, third depth muscle the 3, the 4th and the 5th deep muscle 5, wherein limited between adjacent deep muscle 1,2,3,4,5
Type chamber is made, i.e., plastics to be cooled are full of between each deep muscle 1,2,3,4,5.
It is only different with straight cooling water channel P ' from mold insert I ' in the prior art shown in fig. 5, it is according to the present invention
It is provided with the first cooling water channel 11 in the deep muscle 1 of the first of mold insert I, is provided with the second cooling water channel 21 in the second deep muscle 2, third is deep
It is provided with third cooling water channel 31 in muscle 3, the 4th cooling water channel 41 is provided in the 4th deep muscle 4, the is provided in the 5th deep muscle 5
Five cooling water channels 51, moreover, the first cooling water channel 11, the second cooling water channel 21, third cooling water channel 31, the 4th cooling water channel 41
The inside to form sinuous cooling water channel P each depth muscle in order to which cooling water is extend into is communicated with each other with the 5th cooling water channel 51 to type
Chamber is cooled down, and cooling efficiency is improved.
It first include the blank 6 for choosing cuboid-type according to the specific formation process of the efficient cooling mold insert I of the present embodiment,
As shown in Fig. 2, each square surface of blank 6 facilitates the selection of machining benchmark.In the present embodiment, which includes upper base
Layer 61, middle base layer 62 and lower base layer 63.
It is embedded with the first cooling stick 110 and the second cooling stick 210 on upper base layer 61, and is formed with the by open processing
Three top linkage sections the 310, the 4th push up linkage section 410 and the 5th top linkage section 510.
First rising section 111, first is formed with by open processing on middle base layer 62 and declines the rising of section 112, second
Section 211, second declines section 212, third rises section 311, third decline section the 312, the 4th rises section the 411, the 4th
Decline section the 412, the 5th and rises the decline section 512 of section the 511, the 5th.
On lower base layer 63 by open processing be formed with into pipe 6a, the first bottom linkage section 113, the second bottom linkage section 213,
Third bottom linkage section 313, the 4th bottom linkage section 413 and the 5th bottom linkage section 513 and outlet 6b, wherein the connection of the 5th bottom
The left side alignment connection effuser 6b of section 513.
Next specific formation process according to the mold insert of the present embodiment includes by upper base layer 61, middle base layer 62 and lower base layer
63 are welded to one another to form integral piece, as shown in Figure 3.Specifically, in conjunction with Fig. 2, the top alignment connection first for flowing into pipe 6a rises
The bottom of section 111, first rises the bottom of the cooling stick 110 of top alignment connection first of section 111, the first cooling stick
110 bottom is also directed at the top of connection the first decline section 112, the bottom alignment connection first of the first decline section 112
The left side (the first cooling water channel 11 is consequently formed) of bottom linkage section 113, the right side alignment connection second of the first bottom linkage section 113
Rise the bottom of section 211, this second rise section 211 the cooling stick 210 of top alignment connection second bottom, this is second cold
But the bottom of stick 210 is also directed at connection the second decline section 212, and the bottom alignment of the second decline section 212 is connected to the second bottom
The right side alignment in the left side (the second cooling water channel 21 is consequently formed) of linkage section 213, the second bottom linkage section 213 is connected in third
The bottom of ascending part section 311, the third rise the left side of the top alignment connection third top linkage section 310 of section 311, the third top
The right part of linkage section 310 is also directed at the top of connection third decline section 312, and the bottom alignment which declines section 312 connects
The left side (third cooling water channel 31 is consequently formed) of logical third bottom linkage section 313, the right side of the third bottom linkage section 313, which is aligned, to be connected
Logical 4th rises the bottom of section 411, and the 4th rises the left side of the 4th top linkage section 410 of top alignment connection of section 411,
The top of the 4th decline section 412 of right side alignment connection of 4th top linkage section 410, the bottom of the 4th decline section 412
The left side (the 4th cooling water channel 41 is consequently formed) of alignment the 4th bottom linkage section 413 of connection, the right side of the 4th bottom linkage section 413
Alignment connection the 5th rises the bottom of section 511, and the 5th rises the 5th top linkage section 510 of top alignment connection of section 511
Left side, the 5th top linkage section 510 right side alignment connection the 5th decline section 512 top, the 5th decline section 512
Bottom alignment be connected to the 5th bottom linkage section 513 right side (the 5th cooling water channel 51 is consequently formed), the 5th bottom linkage section 513
Left side alignment connection effuser 6b, the closed sinuous flow path P of connection is consequently formed.
In the present embodiment, base layer 61,62,63 welding are that realization is fetched by diffusion welding (DW), specifically, by each base layer
61,62,63 fit closely, and a period of time is kept under certain temperature and pressure, makes that microdeformation locally occurs between contact surface,
The welding that connection is mutually diffuseed to form by the atom between contact surface realizes the closely sealed connection of entire contact surface, it is ensured that water route
The sealing on periphery.In order to ensure the progress of Diffusion Welding, preferably each contact surface is polished directly, is reached needed for welding procedure
The roughness and flatness wanted.Alignment when in order to ensure Diffusion Welding is formed with location hole 6a on each base layer 61,62,63, leads to
Crossing the positioning pin being inserted into each location hole 6a may be implemented the positioning assembly of each base layer 61,62,63.
Specific formation process according to the mold insert of the present embodiment finally includes carrying out outer profile finishing to blank 6 to be formed
Mold insert I, wherein the first cooling water channel 11 is set to inside the first deep muscle 1, and the second cooling water channel 21 is set in the second deep muscle 2
Portion, third cooling water channel 31 are set to inside third depth muscle 3, and the 4th cooling water channel 41 is set to inside the 4th deep muscle 4, and the 5th is cold
But water route 51 is set to inside the 5th deep muscle 5.In the present embodiment, mold insert I include the upper edge layer being connected to each other, middle edge layer and
Lower edge layer.Wherein, upper edge layer is formed by upper base layer 61, and middle edge layer is formed by middle base layer 62, and lower edge layer is formed by lower base layer 63.Tool
Body, there is the first cooling cooling of stick 110, second stick 210, third top linkage section the 310, the 4th to push up linkage section 410 on upper edge layer
With the 5th top linkage section 510.Have first to rise section 111, first on middle edge layer and declines the rising section of section 112, second
211, the second decline section 212, third rise section 311, third decline section the 312, the 4th rises section the 411, the 4th and declines
Section the 412, the 5th rises section the 511, the 5th and declines section 512.Lower edge layer has into pipe 6a, the first bottom linkage section 113, the
Two bottom linkage sections 213, third bottom linkage section 313, the 4th bottom linkage section 413 and the 5th bottom linkage section 513 and outlet 6b,
In, the left side alignment connection effuser 6b of the 5th bottom linkage section 513.
Obviously, cooling water channel 11,21,31,41,51 according to the present invention with mold insert I profile (i.e. deep muscle 1,2,3,4,
5 profile refers mainly to product type face) carry out equidistant water route arrangement, that is, the arrangement with type water route is carried out, to realize equilibrium
Cooling.The region that this point concentrates deep muscle is particularly advantageous, can be to avoid product caused by mold hot-spot
The problem of sticking to mould is pulled.
Particularly, the present invention is formed cold by carrying out visual operable open processing on base layer 61,62,63
But each section in water route makes it possible that complicated or special-shaped water route is arranged, and the space got rid of in common process is obstructed
Deng limitation.Moreover, can inlay cooling stick in cooling difficulty region carries out cooling reinforcement.
In short, mold insert according to the present invention has the appearance profile of conventional inserts, thus do not need to the structure of mold into
Row changes, nor needs to change the material of mold or extend cooling time, and only needs through hierarchical design in mold insert
Each layer forms sinuous cooling water channel by open processing, makes it that the cooling of mold can be substantially improved closer to product type face and imitates
The quality of rate and injecting products.
Above-described, only presently preferred embodiments of the present invention, the range being not intended to limit the invention, of the invention is upper
Stating embodiment can also make a variety of changes.Made by i.e. all claims applied according to the present invention and description
Simply, equivalent changes and modifications fall within the claims of the invention patent.The not detailed description of the present invention is
Routine techniques content.
Claims (9)
1. a kind of efficient cooling mold insert comprising the first deep muscle and the second deep muscle and be located between the first deep muscle and the second deep muscle
Type chamber, which is characterized in that the efficiently cooling mold insert includes:
First inlays layer, has first to rise section, the first decline section, the second rising section and the second decline on the first edge layer
Section, wherein the first rising section and the first decline section communicate with each other the first cooling water channel to be formed in the first deep muscle,
Second rising section and the second decline section communicate with each other the second cooling water channel to be formed in the second deep muscle；And
The second edge layer connecting with the bottom of the first edge layer, which, which has into pipe, the first bottom linkage section, the second bottom, connects
Connect section and effuser；
Wherein, flow into pipe, the first cooling water channel, the first bottom linkage section, the second cooling water channel, the second bottom linkage section and effuser according to
Secondary connection forms sinuous cooling water channel, and in order to which cooling water is extend into, the inside of each depth muscle cools down type chamber.
2. efficient cooling mold insert according to claim 1, which is characterized in that the efficiently cooling mold insert further includes and first inlays
The third of layer connection inlays layer, has the cooling stick being connected to the first cooling water channel and/or the second cooling water channel on third edge layer.
3. efficient cooling mold insert according to claim 1, which is characterized in that the efficiently cooling mold insert further includes and first inlays
The third of layer connection inlays layer, which, which inlays on layer, has the first top linkage section, wherein first rises section and the first decline section
It is communicated with each other the first cooling water channel to be formed in the first deep muscle by the first top linkage section.
4. efficient cooling mold insert according to claim 1, which is characterized in that the efficiently cooling mold insert further includes and first inlays
The third of layer connection inlays layer, which, which inlays on layer, has the second top linkage section, wherein second rises section and the second decline section
It is communicated with each other the second cooling water channel to be formed in the second deep muscle by the second top linkage section.
5. efficient cooling mold insert according to claim 1, which is characterized in that the efficiently cooling mold insert further includes third depth
Muscle, first inlays on layer also with third rising section and third decline section, wherein third rises section and third decline section
Communicate with each other the third cooling water channel to be formed in third depth muscle, and the second edge layer also has third bottom linkage section, wherein flows into
Pipe, the first cooling water channel, the first bottom linkage section, the second cooling water channel, the second bottom linkage section, third cooling water channel, third bottom connect
It connects section and effuser is sequentially communicated to form sinuous cooling water channel.
6. efficient cooling mold insert according to claim 1, which is characterized in that the first edge layer is connected to the by Diffusion Welding
Two edge layers.
7. efficient cooling mold insert according to claim 1, which is characterized in that the first edge layer and the second edge layer are with being aligned
Location hole.
8. the forming method of efficient cooling mold insert described in any one of -7 according to claim 1, which is characterized in that including as follows
Step:
S1 provides blank, which includes independent first base layer and the second base layer, which is formed by open processing
There are the first rising section, the first decline section, second to rise section and the second decline section, which passes through open processing
It is formed with into pipe, the first bottom linkage section, the second bottom linkage section and effuser；
First base layer is connected to the second base layer by S2, wherein flows into pipe, the first rising section, the first decline section, the first bottom
Linkage section, the second rising section, the second decline section, the second bottom linkage section and effuser are sequentially communicated to form sinuous cooling water
The inside of road each depth muscle in order to which cooling water is extend into；
S3 carries out outer profile finishing to blank to form mold insert.
9. forming method according to claim 8, which is characterized in that in the step S2, the first base layer passes through diffusion
It is welded to connect in the second base layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910628149.7A CN110181782A (en) | 2019-07-10 | 2019-07-10 | A kind of efficient cooling mold insert and forming method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910628149.7A CN110181782A (en) | 2019-07-10 | 2019-07-10 | A kind of efficient cooling mold insert and forming method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN110181782A true CN110181782A (en) | 2019-08-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910628149.7A Pending CN110181782A (en) | 2019-07-10 | 2019-07-10 | A kind of efficient cooling mold insert and forming method thereof |
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| Country | Link |
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| CN (1) | CN110181782A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111531800A (en) * | 2020-03-24 | 2020-08-14 | 新昌县盛金祺机械有限公司 | Precision mold of electric vehicle storage battery injection molding piece |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108724661A (en) * | 2018-06-06 | 2018-11-02 | 珠海格力精密模具有限公司 | The processing method of cooling water pipeline |
| CN208497551U (en) * | 2018-07-02 | 2019-02-15 | 昆山拓安塑料制品有限公司 | A kind of mold cooling water passage |
| CN210233902U (en) * | 2019-07-10 | 2020-04-03 | 延锋汽车饰件模具技术有限公司 | High-efficient cooling mold insert |
-
2019
- 2019-07-10 CN CN201910628149.7A patent/CN110181782A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108724661A (en) * | 2018-06-06 | 2018-11-02 | 珠海格力精密模具有限公司 | The processing method of cooling water pipeline |
| CN208497551U (en) * | 2018-07-02 | 2019-02-15 | 昆山拓安塑料制品有限公司 | A kind of mold cooling water passage |
| CN210233902U (en) * | 2019-07-10 | 2020-04-03 | 延锋汽车饰件模具技术有限公司 | High-efficient cooling mold insert |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111531800A (en) * | 2020-03-24 | 2020-08-14 | 新昌县盛金祺机械有限公司 | Precision mold of electric vehicle storage battery injection molding piece |
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