CN207308923U - The cast gate adjusting mechanism of die casting - Google Patents
The cast gate adjusting mechanism of die casting Download PDFInfo
- Publication number
- CN207308923U CN207308923U CN201720767994.9U CN201720767994U CN207308923U CN 207308923 U CN207308923 U CN 207308923U CN 201720767994 U CN201720767994 U CN 201720767994U CN 207308923 U CN207308923 U CN 207308923U
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- Prior art keywords
- cast gate
- guide slide
- module
- pellet
- running channel
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- 238000004512 die casting Methods 0.000 title claims abstract description 41
- 230000007246 mechanism Effects 0.000 title claims abstract description 34
- 239000008188 pellet Substances 0.000 claims abstract description 65
- 238000005266 casting Methods 0.000 claims abstract description 64
- 230000003292 diminished effect Effects 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 abstract description 40
- 229910052751 metal Inorganic materials 0.000 abstract description 40
- 238000007711 solidification Methods 0.000 abstract description 10
- 230000008023 solidification Effects 0.000 abstract description 10
- 238000002347 injection Methods 0.000 abstract description 6
- 239000007924 injection Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 9
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
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- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
A kind of cast gate adjusting mechanism of die casting is the utility model is related to, there is casting mold cavity and running channel between the first module and the second module；The end of running channel is cast gate, and cast gate is connected with casting mold cavity；Due to being equipped with guide slide in the first module, cast gate is led in the end of guide slide, slidably connects slip pellet in guide slide, slides pellet and slides to guide slide end and cast gate is diminished or slip away guide slide end and cast gate is become larger.In this way, when the injection molten metal starting stage wishing that cast gate is smaller, pellet can be slided by adjusting and slide to guide slide end to make cast gate diminish；When solidification pressurization stages wish that cast gate is larger, away from guide slide end cast gate can be made to become larger by adjusting slip pellet.Thus, a kind of cast gate adjusting mechanism of die casting of the utility model is adapted to requirement of the casting manipulations different phase to cast gate size, improves casting quality.
Description
Technical field
A kind of cast gate adjusting mechanism of die casting is the utility model is related to, belongs to compression casting technical field.
Background technology
Compression casting (high pressure die casting) abbreviation die casting, compression casting is to use pressue device pair
Casting is pressurizeed with molten metal, under high pressure effect, liquid or semi-liquid metal is filled die casting with higher speed
Casting mold cavity in, and be molded and solidify and the method that obtains casting under stress, compression casting can obtain that intensity is high, surface
The good casting of finish.In compression casting, molten metal is filled into casting mold cavity by the cast gate of running channel end, molten metal exists
Flowing velocity in casting mold cavity affects the castability of casting.And the size of cast gate is control molten metal inflow casting mold cavity
The important parameter of medium velocity, if cast gate is larger, the speed that molten metal flows into casting cavity volume is smaller, and molten metal flows into casting mold cavity
Speed it is too low when, molten metal cannot be atomized well, and any surface finish low, tissue loose, misrun, cold shut etc. easily occurs in casting
Defect.After molten metal is filled into casting mold cavity, molten metal solidifies in casting mold cavity, in order to make up the gold in cavity
Belong to shrinkage cavity and loose caused by liquid solidification, it is general using making the molten metal in running channel continue by cast gate to casting by the way of being pressurized
Flowed in moulding chamber to fill up shrinkage cavity caused by the solidification of the molten metal in cavity and loose, this stage referred to as solidification supercharging rank
Section.At this time molten metal due to temperature reduce and mobility is poor, if cast gate is smaller, molten metal be difficult to by cast gate enter cast
Cavity, is also just difficult to shrinkage cavity caused by the molten metal solidification in cavity and loose plays the role of filling up.It is of the prior art
Die casting die be difficult to solve to casting cavity volume in injection the molten metal starting stage wish cast gate it is smaller with solidification supercharging rank
The larger contradiction of Duan Xiwang cast gates, so the workmanship of casting is poor.
Utility model content
In view of the foregoing deficiencies of prior art, the purpose of this utility model is to provide a kind of cast gate of die casting
Adjusting mechanism, can adjust the size of cast gate to adapt to requirement of the casting manipulations different phase to cast gate size.
To achieve the above object, the utility model provides a kind of cast gate adjusting mechanism of die casting, using following technology
Scheme：A kind of cast gate adjusting mechanism of die casting, including the first module, the second module, the first module and the molding of the second module
When, there is casting mold cavity and running channel between the first module and the second module；The end of running channel is cast gate, cast gate and the cast moulding
Chamber connects；First module is equipped with guide slide, and lead to the cast gate for the end of guide slide, the company of slip in guide slide
It is connected to slip pellet, the slip pellet slides to guide slide end and cast gate is diminished or is slipped away guide slide end and make
Cast gate becomes larger.
Preferably, first module is located above the second module, and the lower surface of the first module is equipped with the first running channel wall, the
The upper surface of two modules is equipped with the second running channel wall, and the running channel is formed between the first running channel wall and the second running channel wall.
Further, the guide slide vertically extends.
Further, the end of the guide slide is located on the first running channel wall at sprue channel open；The slide cores
The end of block is equipped with supplementary wall；When sliding pellet and being moved to the end of guide slide, the supplementary wall and the first running channel wall it
Between be connected smoothly.
Preferably, the slip pellet is slided and is equipped with guide sleeve between pellet and guide slide in cylinder, guide sleeve and
Guide slide is fixedly connected.
Preferably, the slip pellet is driven by hydraulic cylinder and is moved along guide slide.
The cast gate adjusting method of die casting, adopts the following technical scheme that：A kind of cast gate adjusting method of die casting, is adopted
Operation is carried out with the cast gate adjusting mechanism of the die casting described in above-mentioned technical proposal or its any preferable technical solution, including
Following steps：
1) the first module and the second module are molded, there is casting mold cavity and running channel between the first module and the second module；
2) pellet will be slided and is moved to the end of guide slide so that cast gate is in minimum state；
3) molten metal is injected into casting mold cavity by running channel；
4) after injecting molten metal, end of the pellet away from guide slide is slided so that cast gate becomes larger.
Preferably, the slip pellet is driven by hydraulic cylinder and is moved along guide slide；In above-mentioned steps 2) in, hydraulic pressure
Hydraulic oil cylinder driving slides the end that pellet is moved to guide slide；In above-mentioned steps 4) in, it is remote that pellet is slided in hydraulic cylinder driving
The end of guide slide.
Preferably, in above-mentioned steps 2) in, when cast gate is in minimum state, the width of cast gate is 4 to 6 millimeters；Above-mentioned
In step 4), sliding end of the pellet away from guide slide makes the width of cast gate be changed into 9 to 11 millimeters.
Preferably, the cast gate adjusting mechanism of the die casting further includes pressue device, in the step 3), molten metal
Casting mold cavity is pressed under the action of pressue device.
As described above, a kind of cast gate adjusting mechanism for the die casting that the utility model is related to, has the advantages that：
In a kind of cast gate adjusting mechanism of die casting of the utility model, there is casting mold cavity between the first module and the second module
And running channel；The end of running channel is cast gate, and cast gate is connected with casting mold cavity；Due to being equipped with guide slide in the first module, it is oriented to
Lead to cast gate for the end of slideway, and slip pellet is slidably connected in guide slide, slides pellet and slides to guide slide end and make
Cast gate diminishes or slips away guide slide end and cast gate is become larger.In this way, injection the molten metal starting stage wish cast gate compared with
Hour, pellet can be slided by adjusting and slides to guide slide end to make cast gate diminish；Wish cast gate in solidification pressurization stages
When larger, away from guide slide end cast gate can be made to become larger by adjusting slip pellet.Thus, one kind of the utility model
The cast gate adjusting mechanism of die casting is adapted to requirement of the casting manipulations different phase to cast gate size, improves casting quality.
Brief description of the drawings
Fig. 1 is shown as a kind of integrally-built sectional view of the cast gate adjusting mechanism of die casting of the utility model；
Fig. 2 is shown as a kind of sectional view of the cast gate adjusting mechanism of die casting of the utility model, slides pellet and is located at
The end of guide slide, cast gate are in minimum state；
Fig. 3 is shown as a kind of sectional view of the cast gate adjusting mechanism of die casting of the utility model, and it is remote to slide pellet
The end of guide slide, cast gate are in maximum state.
Component label instructions
1 first module 8 slides pellet
2 second module, 9 first running channel wall
3 base, 10 second running channel wall
4 casting mold cavity, 11 supplementary wall
5 running channel, 12 guide sleeve
6 cast gate, 13 hydraulic cylinder
7 guide slides
Embodiment
Illustrate the embodiment of the utility model by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
It should be clear that structure, ratio, size depicted in this specification institute accompanying drawings etc., only coordinating specification to be taken off
The content shown, so that those skilled in the art understands and reads, is not limited to the enforceable restriction bar of the utility model
Part, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, are not influencing
Under the effect of the utility model can be generated and the purpose that can reach, should all still it fall in the revealed technology of the utility model
In the range of Rong get Neng is covered.It is meanwhile cited such as " on ", " under ", "left", "right", " centre " and " one " in this specification
Deng term, be merely convenient to narration understand, and be not used to limit the enforceable scope of the utility model, its relativeness
It is altered or modified, in the case where changing technology contents without essence, when being also considered as the enforceable category of the utility model.
As shown in Figure 1 to Figure 3, the utility model provides a kind of cast gate adjusting mechanism of die casting, including the first module
1st, when the second module 2, the first module 1 and the second module 2 mold, there is casting mold cavity 4 between the first module 1 and the second module 2
With running channel 5；The end of running channel 5 is cast gate 6, and cast gate 6 is connected with the casting mold cavity 4；First module 1 is equipped with to be oriented to and slides
The cast gate 6 is led in road 7, the end of guide slide 7, is slidably connected in guide slide 7 and slides pellet 8, the slip pellet 8
Slide to 7 end of guide slide and cast gate 6 is diminished or slip away 7 end of guide slide and cast gate 6 is become larger.In the utility model
A kind of die casting cast gate adjusting mechanism in, there is casting mold cavity 4 and running channel 5 between the first module 1 and the second module 2；
The end of running channel 5 is cast gate 6, and cast gate 6 is connected with casting mold cavity 4；Due to being equipped with guide slide 7 in the first module 1, it is oriented to and slides
Lead to cast gate 6 for the end in road 7, is slidably connected in guide slide 7 and slides pellet 8, slides pellet 8 and slides to 7 end of guide slide
And cast gate 6 is diminished or slip away 7 end of guide slide and cast gate 6 is become larger.In this way, wish in the injection molten metal starting stage
When cast gate 6 is smaller, pellet 8 can be slided by adjusting and slides to 7 end of guide slide to make cast gate 6 diminish；Rank is pressurized in solidification
When Duan Xiwang cast gates 6 are larger, away from 7 end of guide slide cast gate 6 can be made to become larger by adjusting slip pellet 8.Thus, originally
A kind of cast gate adjusting mechanism of die casting of utility model is adapted to casting manipulations different phase and 6 size of cast gate is wanted
Ask, improve casting quality.
In a kind of cast gate adjusting mechanism of die casting of the utility model, as shown in Figure 1, the first module 1, the second mould
Block 2 and base 3 enclose the casting mold cavity 4；As shown in Figures 2 and 3, the first module 1 is located at the top of the second module 2, the
The lower surface of one module 1 is equipped with the first running channel wall 9, and the upper surface of the second module 2 is equipped with the second running channel wall 10, first running channel
The running channel 5 is formed between 9 and second running channel wall 10 of wall, the running channel 5 is upper wider, lower part is relatively narrow, and running channel 5 is in its lower end
Width is minimum at cast gate 6, and cast gate 6 is at the passage section minimum of running channel 5；Such as Fig. 2 and shown, the end of the guide slide 7
Positioned on the first running channel wall 9 at 5 mouthfuls of running channel；The end for sliding pellet 8 is equipped with supplementary wall 11；When slip pellet 8
When being moved to the end of guide slide 7, it is connected smoothly between the 11 and first running channel wall 9 of supplementary wall, at this time, described
The running channel 5 is formed between one running channel wall 9,11 and second running channel wall 10 of supplementary wall, the end for being additionally, since slip pellet 8 accounts for
According to the space of 7 end of guide slide, the bottom of pellet 8, the bottom of the first running channel wall 9 and the second running channel wall 10 are slided most
Lower end encloses the cast gate 6；At this time, 6 width of cast gate is d1, and the flow area of cast gate 6 is smaller；When sliding pellet 8 to moving up
During dynamic and remote 7 end of guide slide, certain space is conceded in the end for sliding pellet 8, and the flow area of cast gate 6 becomes larger,
Be no longer at the end of running channel 5 at the flow area minimum of running channel 5, the minimum place of flow area of running channel 5 positioned at guide slide 7 and
First running channel wall, 9 intersection, as shown in figure 3, at this time, the width of cast gate 6 is d2, and the flow area of cast gate 6 reaches maximum.
In order to make a kind of overall structure of the cast gate adjusting mechanism of die casting of the utility model relatively reasonable, such as Fig. 1
Shown in Fig. 3, the guide slide 7 vertically extends, under gravity just can be along leading in this way, sliding pellet 8
To 7 slide downward of slideway, in order to easily control the movement for sliding pellet 8, the upper end connection one of pellet 8 can slided
Hydraulic cylinder 13, the slip pellet 8 are driven by hydraulic cylinder 13 and are moved along guide slide 7.The slip pellet 8 can portion
Divide ground or all in cylinder, slided for the ease of sliding pellet 8 with respect to the first module 1, the pellet 8 that slides is slided with being oriented to
Guide sleeve 12 is equipped between road 7, guide sleeve 12 is fixedly connected with guide slide 7, and guide sleeve 12 can be less by friction coefficient
Material is process, in this way, sliding pellet 8 can move in guide sleeve 12 along guide slide 7.
The cast gate adjusting method of a kind of die casting, using described in above-mentioned technical proposal or any preferable technical solution
The cast gate adjusting mechanism of die casting carries out operation, includes the following steps：
1) the first module 1 and the second module 2 are molded, between the first module 1 and the second module 2 have casting mold cavity 4 and
Running channel 5；
2) pellet 8 will be slided and is moved to the end of guide slide 7 so that cast gate 6 is in minimum state；
3) molten metal is injected into casting mold cavity 4 by running channel 5；At this time, the width of cast gate 6 is smaller, the through-flow face of cast gate 6
Product is smaller, and the pressure in molten metal injection casting cavity volume is larger, and the flowing velocity of molten metal is very fast, can reduce because of metal liquid stream
The defects of loose, shrinkage cavity, occurs in casting for dynamic property difference and causing；
4) after injecting molten metal, end of the pellet 8 away from guide slide 7 is slided so that cast gate 6 becomes larger.
A kind of cast gate adjusting method of die casting of the utility model is using a kind of die casting of the utility model
Cast gate adjusting mechanism carries out operation, also has a kind of beneficial effect of the cast gate adjusting mechanism of die casting of the utility model certainly
Fruit, details are not described herein again.
Preferably, in above-mentioned steps 4) in, slide the effect for the molten metal pressure that pellet 8 is injected and be oriented to towards remote
The end of slideway 7 is ejected so that cast gate 6 becomes larger.
Preferably, pellet 8 is slided for the ease of mobile, the slip pellet 8 is driven by hydraulic cylinder 13 and slided along being oriented to
Move in road 7；In above-mentioned steps 2) in, the end that pellet 8 is moved to guide slide 7 is slided in the driving of hydraulic cylinder 13；In above-mentioned step
It is rapid 4) in, end of the pellet 8 away from guide slide 7 is slided in the driving of hydraulic cylinder 13.
Since the cast gate adjusting mechanism and adjusting method of a kind of die casting of the utility model are used for die cast, preferably
Ground, the cast gate adjusting mechanism of the die casting further include pressue device, and in the step 3), molten metal is in pressue device
Under the action of be pressed into casting mold cavity 4.Since molten metal inherently has higher pressure, so, in casting manipulations, work as casting
When full molten metal is filled in moulding chamber 4, the molten metal at cast gate 6 has upward top lift to sliding pellet 8, according to reality
Depending on applicable cases, counterweight can be set without connecting driving device on pellet 8 is slided sliding 8 upper end of pellet.It please join
Fig. 2 and Fig. 3 are examined, in casting initial period, slides the bottom that pellet 8 is moved to guide slide 7 under gravity, at this time
Cast gate 6 is smaller, advantageously ensures that the flowing velocity of molten metal injection casting mold cavity 4；In the solidification pressurization stages of molten metal, cast gate
Molten metal at 6, which will slide, to be pushed up on pellet 8 and increases the width of cast gate 6, and the molten metal in running channel 5 can relatively easily pass through
Cast gate 6 simultaneously enters in casting mold cavity 4 and makes up the defects of loose, shrinkage cavity occurs in casting.
Proved by the experience and experiment of casting manipulations, when 6 width of cast gate is 5 millimeter, the flowing speed of molten metal
Degree can reach speed 40-60m/s, can ensure the preferable mobility of molten metal, casting mold cavity 4 can be more fully hereinafter by metal
Liquid is filled；When 6 width of cast gate is 10 millimeter, shrinkage cavity size in casting can be obviously improved, improves the inherent matter of casting
Amount；As a preferred mode, in above-mentioned steps 2) in, when cast gate 6 is in minimum state, the width of cast gate 6 is 4 to 6 millis
Rice；In above-mentioned steps 4) in, sliding end of the pellet 8 away from guide slide 7 makes the width of cast gate 6 be changed into 9 to 11 millimeters.
Technical solution based on above-described embodiment, a kind of cast gate adjusting mechanism of die casting of the utility model and adjusting
Method can adjust the size of cast gate 6 to adapt to requirement of the casting manipulations different phase to 6 size of cast gate；At the beginning of molten metal is injected
When stage beginning wishes that cast gate 6 is smaller, pellet 8 can be slided by adjusting and slides to 7 end of guide slide to make cast gate 6 diminish, from
And meet in casting manipulations to the rate request of molten metal filling casting mold cavity 4；Wish that cast gate 6 is larger in solidification pressurization stages
When, away from 7 end of guide slide cast gate 6 can be made to become larger by adjusting slip pellet 8, so as to meet to solidify pressurization stages pair
Molten metal is easy to enter the compensation shrinkage cavity of casting mold cavity 4 and loose requirement by cast gate 6；Therefore, a kind of pressure of the utility model
The cast gate adjusting mechanism and adjusting method of casting mould can improve casting quality.
In conclusion the utility model effectively overcomes various shortcoming of the prior art and has high industrial exploitation value
Value.
The above embodiments are only illustrative of the principle and efficacy of the utility model, new not for this practicality is limited
Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model
God and all equivalent modifications completed under technological thought or change, should be covered by the claim of the utility model.
Claims (6)
1. a kind of cast gate adjusting mechanism of die casting, it is characterized in that, including the first module (1), the second module (2), the first mould
When block (1) and the second module (2) mold, there is casting mold cavity (4) and running channel between the first module (1) and the second module (2)
(5)；The end of running channel (5) is cast gate (6), and cast gate (6) is connected with the casting mold cavity (4)；First module (1) is equipped with
The cast gate (6) is led in guide slide (7), the end of guide slide (7), and guide slide slidably connects slip pellet in (7)
(8), the slip pellet (8) slides to guide slide (7) end and cast gate (6) is diminished or slip away guide slide (7) end
And cast gate (6) is set to become larger.
2. the cast gate adjusting mechanism of die casting according to claim 1, it is characterised in that：First module (1) position
Above the second module (2), the lower surface of the first module (1) is equipped with the first running channel wall (9), and the upper surface of the second module (2) is set
There is the second running channel wall (10), the running channel (5) is formed between the first running channel wall (9) and the second running channel wall (10).
3. the cast gate adjusting mechanism of die casting according to claim 2, it is characterised in that：Guide slide (7) edge
Vertical direction extends.
4. the cast gate adjusting mechanism of die casting according to claim 2, it is characterised in that：The guide slide (7)
End is located on the first running channel wall (9) at running channel (5) mouth；The end for sliding pellet (8) is equipped with supplementary wall (11)；
When slip pellet (8) is moved to the end of guide slide (7), between the supplementary wall (11) and the first running channel wall (9)
It is connected smoothly.
5. the cast gate adjusting mechanism of die casting according to claim 1, it is characterised in that：It is described slip pellet (8) be in
Cylinder, slides and guide sleeve (12) is equipped between pellet (8) and guide slide (7), and guide sleeve (12) is fixed with guide slide (7)
Connection.
6. the cast gate adjusting mechanism of die casting according to claim 1, it is characterised in that：It is described slip pellet (8) by
Hydraulic cylinder (13) drives and is moved along guide slide (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720767994.9U CN207308923U (en) | 2017-06-28 | 2017-06-28 | The cast gate adjusting mechanism of die casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720767994.9U CN207308923U (en) | 2017-06-28 | 2017-06-28 | The cast gate adjusting mechanism of die casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207308923U true CN207308923U (en) | 2018-05-04 |
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ID=62436435
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720767994.9U Expired - Fee Related CN207308923U (en) | 2017-06-28 | 2017-06-28 | The cast gate adjusting mechanism of die casting |
Country Status (1)
| Country | Link |
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| CN (1) | CN207308923U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107252883A (en) * | 2017-06-28 | 2017-10-17 | 上海皮尔博格有色零部件有限公司 | The cast gate governor motion and adjusting method of die casting |
-
2017
- 2017-06-28 CN CN201720767994.9U patent/CN207308923U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107252883A (en) * | 2017-06-28 | 2017-10-17 | 上海皮尔博格有色零部件有限公司 | The cast gate governor motion and adjusting method of die casting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 1288 Xingxian Road, Jiading Industrial Zone, Shanghai, 201800 Patentee after: Huayu Pilberg Nonferrous Components (Shanghai) Co.,Ltd. Address before: 201815 1288 Xingxian Road, Jiading Industrial Zone, Jiading District, Shanghai Patentee before: KOLBENSCHMIDT PIERBURG SHANGHAI NONFERROUS COMPONENTS Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 |