CN109849297A - A kind of arc-shaped hollow moulding one demoulding ejection injection mold - Google Patents
A kind of arc-shaped hollow moulding one demoulding ejection injection mold Download PDFInfo
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- CN109849297A CN109849297A CN201910082984.5A CN201910082984A CN109849297A CN 109849297 A CN109849297 A CN 109849297A CN 201910082984 A CN201910082984 A CN 201910082984A CN 109849297 A CN109849297 A CN 109849297A
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Abstract
The present invention relates to a kind of arc-shaped hollow moulding, integrally demoulding ejects injection mold, it include: upper die component, lower mold assemblies, mold component and demoulding component, the upper die component and lower mold assemblies cooperate, the accommodating chamber for accommodating molding component is equipped in the upper die component, the molding component is slidably connected with lower mold assemblies, the molding component and demoulding component cooperatively form product type chamber, the demoulding component is arranged in lower mold assemblies and passes through lower mold assemblies, the demoulding component includes: demoulding thimble plate, demoulding thimble supporting plate, connecting rod, arc-shaped type core, first fixed plate, first driving device, push plate, push plate fixed link and swing rod, the present invention passes through setting push plate fixed link, swing rod and first driving device collective effect push plate, push plate is released product along arc-shaped type core, arc-shaped back-off is de- Mould movement is synchronous with ejection movement to be carried out, and is shortened the mold injection period, is improved the safety of production quality and production.
Description
Technical field
The present invention relates to injection mold technologies, and in particular to a kind of arc-shaped hollow moulding one demoulding ejection note
Mould.
Background technique
It is the stripping action of existing such arc-shaped plastic product for the arc-shaped existing technology of hollow moldings product
It is to pass through oil cylinder or motor after mold moves, cover half is opened and gear, rackwork carry out core_pulling demoulding movement, plastic circular arc
Shape is buckled to after the completion of stripping action, then carries out the ejection movement of plastic, finally takes plastic product away.This technical disadvantages is as follows: 1,
The bending stripping action of plastic product and the ejection movement of plastic product separate progress, i.e., first complete the arc-shaped back-off demoulding of plastic
The ejection movement for carrying out plastic product after the completion of movement again, needs to be carried out in two steps production, production efficiency is low；2, with teeth in mold
Wheel, rack structure account for and have bigger locational space, and mold design is bigger, need relatively big model injection molding machine production；
3, due to being produced using the injection molding of relatively big model, injection molding production cost is relatively high；4, gear, rack gear are rapid wear
Part, the cost is relatively high for the maintenance of mold；5, mold is not easy to mould due to using more complicated demoulding and driving device
The maintenance and replacement of tool, it has not been convenient to produce the product of same type.
Summary of the invention
The purpose of the present invention is overcome the deficiencies in the prior art and defect, a kind of ejection progress synchronous with stripper member is provided
Integrally demoulding ejects injection mold to arc-shaped hollow moulding.
The purpose of the present invention is achieved through the following technical solutions: a kind of arc-shaped hollow moulding one demoulding top
Injection mold out, comprising: upper die component, lower mold assemblies, molding component and demoulding component, the upper die component and lower mold assemblies phase
Mutually cooperation, the upper die component is interior to be equipped with the accommodating chamber for accommodating molding component, and the molding component is slidably connected with lower mold assemblies,
The molding component and demoulding component cooperatively form product type chamber, and the demoulding component setting is in lower mold assemblies and under passing through
Membrane module, the demoulding component include: demoulding thimble plate, demoulding thimble supporting plate, connecting rod, arc-shaped type core, the first fixed plate,
First driving device, push plate, push plate fixed link and swing rod, the demoulding thimble plate and first fixed plate are installed in described
On demoulding thimble supporting plate, the demoulding thimble plate is equipped with connecting rod, and demoulding thimble plate two sides are additionally provided with push plate fixed link,
The first driving device and the first fixed plate are rotatablely connected, and the connecting rod upper end is equipped with arc-shaped type core, and described the
One driving device output end and push plate are rotatablely connected, and the angle that the connecting rod and the first driving device are formed is acute angle,
The connecting rod and the first driving device both pass through lower mold assemblies, and the push plate is equipped with the insertion of embedded product type chamber
Block, the product type that the embedded block is positioned close to lower mold assemblies side is intracavitary, and the push plate is fixedly connected with the swing rod, institute
It states swing rod and the push plate fixed link to be rotatablely connected by rotation axis, the rotation axis and arc-shaped type core are concentric.
Specifically, the upper die component includes: cover half fixed plate, thermal insulation board, hot flow path deckle board, hot sprue bushing and A plate, it is described
Cover half fixed plate, thermal insulation board, hot flow path deckle board and A plate are fixedly connected sequentially from top to bottom, and the hot sprue bushing is fixed through cover half
Finally hot sprue bushing is connected to product type chamber for plate, thermal insulation board, hot flow path deckle board and A plate, and A board bottom face, which is equipped with, accommodates molding component
Accommodating chamber.
Specifically, the molding component includes: the first sliding block that arc-shaped type in-core side is arranged in, is arranged in arc-shaped type
The second sliding block on the outside of core and the molding fixed plate being fixed on lower mold assemblies, the connecting rod, which passes through, molds fixed plate,
The profile-followed setting of first sliding block jointing product type chamber one side, be equipped in the first sliding block slide block thimble supporting plate, slide block thimble plate and
Slide block thimble, the slide block thimble plate are arranged on slide block thimble supporting plate, and the slide block thimble is arranged on slide block thimble plate, institute
Slide block thimble is stated across the first sliding block jointing product type chamber one side, first sliding block is by the second driving device in lower mold assemblies
It above and with lower mold assemblies is slidably connected, the profile-followed setting of the second sliding block jointing product type chamber one side, second sliding block passes through
Third driving device is slidably connected on lower mold assemblies and with lower mold assemblies.
Specifically, the lower mold assemblies include: B plate, square iron and dynamic mould fixing plate, the B plate is fixed on dynamic by square iron
In mould fixed plate, the B plate is equipped with the perforation passed through for connecting rod and the wears groove passed through for first driving device, the demoulding
Thimble supporting plate is placed on dynamic mould fixing plate, and the connecting rod passes through the perforation of lower mold assemblies B plate, and the first driving device is worn
The wears groove of lower mold assemblies B plate is crossed, the B plate is equipped with the holding tank for accommodating push plate.
Specifically, the first driving device is arranged on the outside of arc-shaped type core.
Specifically, the first driving device is oil cylinder.
Specifically, being cooperatively connected and positioning by guide post, guide sleeve between the upper die component and lower mold assemblies.
The present invention includes the following advantages and benefits compared with prior art:
(1) present invention is by setting push plate fixed link, swing rod and first driving device collective effect push plate, enables push plate
It is enough to release product along arc-shaped type core, by the progress synchronous with ejection movement of arc-shaped back-off stripping action, shorten mold
Injection cycle improves production quality, efficiency and the safety of production, substantially increases production efficiency and product quality, while
Reduce the maintenance cost of mold.
(2) present invention is by the way that by push plate, instead of ejector pin mechanism and demoulding mechanism, mould parts simplify, so that unitary mould
Design structure is simple, and mold maintenance is convenient, and manufacturing cost is low, and size reduces, and can use the note of relatively small model
Molding machine is produced, and production cost is reduced.
(3) present invention is by working as needs for the integrally demoulding ejection Injecting Mould Module design of arc-shaped hollow moulding
It is convenient for carrying out module when producing different types of product greatly improving the use scope of injection mold with changing, and
And maintenance is convenient.
Detailed description of the invention
Fig. 1 is structure chart when a kind of arc-shaped hollow moulding of the present invention integrally demoulds ejection injection mould closing.
Fig. 2 is before ejecting after the mold that a kind of arc-shaped hollow moulding of the invention integrally demoulds ejection injection mold is opened
State diagram.
Fig. 3 is after a kind of arc-shaped hollow moulding one demoulding ejection injection mold demoulding thimble supporting plate of the present invention rises
State diagram.
Fig. 4 is that a kind of arc-shaped hollow moulding of the present invention integrally demoulds the shape after ejection injection mold injecting products are released
State figure.
Fig. 5 is outer after a kind of arc-shaped hollow moulding one demoulding ejection injection mold injecting products of the present invention are released
See figure.
Specific embodiment
Present invention will now be described in further detail with reference to the embodiments and the accompanying drawings, but embodiments of the present invention are unlimited
In this.
As shown in Figures 1 to 5, integrally demoulding ejects injection mold to a kind of arc-shaped hollow moulding, comprising: upper mold group
Part, lower mold assemblies, molding component and demoulding component, the upper die component and lower mold assemblies cooperate, in the upper die component
Equipped with the accommodating chamber for accommodating molding component, the molding component is slidably connected with lower mold assemblies, the molding component and demoulding group
Part cooperatively forms product type chamber 24, by the way that by arc-shaped hollow moulding, integrally demoulding ejection injection mold is divided into four big components,
Solution failure can be carried out by the die assembly that replacement is broken down when more scabrous failure occurs in mold, be easy to examine
It repairs, replacement is convenient, and zero of molding component and demoulding component is only needed replacing when needing replacing various sizes of injecting products
Part can be realized as being molded the injecting products of different sizes, and the demoulding component is arranged in lower mold assemblies and wears
Lower mold assemblies are crossed, the demoulding component includes: demoulding thimble plate 12, demoulding thimble supporting plate 11, connecting rod 13, arc-shaped type core
15, the first fixed plate 9, first driving device 8, push plate 7, push plate fixed link 27 and swing rod 29, the demoulding thimble plate 12 and institute
The first fixed plate 9 to be stated to be installed on the demoulding thimble supporting plate 11, fourth drive device demoulding thimble supporting plate 11 is sequentially connected,
The demoulding thimble plate 12 is equipped with connecting rod 13, and 12 two sides of demoulding thimble plate are additionally provided with push plate fixed link 27, and described the
One driving device 8 and the first fixed plate 9 are rotatablely connected, and 13 upper end of connecting rod is equipped with arc-shaped type core 15, and described the
One driving device, 8 output end and push plate 7 are rotatablely connected, and are lifted demoulding thimble supporting plate 11 by fourth drive device, Jin Erneng
Connecting rod 13 and first driving device 8 are removed into lower mold assemblies, injecting products will not after releasing injecting products by push plate 7
Contacted with lower mold assemblies, injecting products can be prevented to be scraped off, by first driving device 8 provide power, push push plate 7 along
Arc-shaped type core 15 is peripherally pivoted and guarantees that push plate 7 is constant to the distance of arc-shaped type core 15, without extracting arc-shaped type out
Core 15 optimizes the mechanism of injecting products there are no that need to eject injecting products on the whole, and the connecting rod 13 is driven with described first
The angle that dynamic device 8 is formed is acute angle, and the connecting rod 13 and the first driving device 8 both pass through lower mold assemblies, described to push away
Plate 7 is equipped with the embedded block of embedded product type chamber 24, and the embedded block is positioned close to the product type chamber 24 of lower mold assemblies side
Interior, the push plate 7 is fixedly connected with the swing rod 29, and the swing rod 29 is rotated with the push plate fixed link 27 by rotation axis 28
Connection, the rotation axis 28 and arc-shaped type core 15 are concentric.It is concentric by rotation axis 28 and arc-shaped type core 15, when 29 turns of swing rod
Will drive when dynamic push plate 7 it is peripherally pivoted along arc-shaped type core 15 and guarantee push plate 7 to arc-shaped type core 15 distance it is constant,
So that the injecting products that push plate 7 can complete injection molding are released along the circumferencial direction of circle where arc-shaped type core 15.
Specifically, the upper die component includes: cover half fixed plate 2, thermal insulation board 3, hot flow path deckle board 4, hot sprue bushing 25 and A plate
5, the cover half fixed plate 2, thermal insulation board 3, hot flow path deckle board 4 and A plate 5 are fixedly connected sequentially from top to bottom, the hot sprue bushing 25
It is connected to through the final hot sprue bushing 25 of cover half fixed plate 2, thermal insulation board 3, hot flow path deckle board 4 and A plate 5 with product type chamber 24, the A plate
5 bottom surfaces are equipped with the accommodating chamber for accommodating molding component.
Specifically, the molding component includes: the first sliding block 19 that arc-shaped 15 inside of type core is arranged in, is arranged in circular arc
The second of the outside of shape type core 15 sliding block 26 and the molding fixed plate 16 that is fixed on lower mold assemblies, arc-shaped type core 15 it is interior
Side refers to that the side where arc-shaped 15 center of circle of type core, the outside of arc-shaped type core 15 refer to where the non-center of circle of arc-shaped type core 15
Side, the molding fixed plate 16 is equipped with through-hole, and the connecting rod 13 passes through molding fixed plate 16 by through-hole, described the
The profile-followed setting of one sliding block, 19 jointing product type chamber, 24 one side, the first sliding block 19 are interior equipped with slide block thimble supporting plate 20, slide block thimble plate
21 and slide block thimble 22, the 5th driving device and slide block thimble supporting plate slide block thimble supporting plate 20 are sequentially connected, the slide block thimble
Plate 21 is arranged on slide block thimble supporting plate 20, and the slide block thimble 22 is arranged on slide block thimble plate slide block thimble plate 21, described
Slide block thimble 22 passes through 19 jointing product type chamber of the first sliding block, 24 one side, since the first sliding block 19 is positioned close to arc-shaped type core
15 center of circle side, injecting products are easy to extract from close to arc-shaped 15 side of type core, the appearance when the first sliding block 19 carries out draft
Easily by the related extraction of part injection product, but since injecting products are arc-shaped, when the first sliding block 19 is pulled out injecting products are related
It is easy to damage injecting products when out, by the way that slide block thimble supporting plate slide block thimble supporting plate 20, sliding block are arranged in the first sliding block 19
Ejector retainner plate slide block thimble plate 21 and slide block thimble 22 pass through the 5th driving device when the first sliding block 19 is extracted for slide block thimble 22
Resist injecting products so that smoothly demoulding will not damage injecting products the first sliding block 19, when the first sliding block 19 completely with injection molding
Product separation rear slider thimble 22 is retracted in the first sliding block 19, and first sliding block 19 is by the second driving device 18 in lower die
It is slidably connected on component and with lower mold assemblies, the profile-followed setting of 26 jointing product type chamber of the second sliding block, 24 one side, described second
Sliding block 26 is slidably connected through third driving device 6 on lower mold assemblies and with lower mold assemblies.
Specifically, the lower mold assemblies include: B plate 17, square iron 14 and dynamic mould fixing plate 10, the B plate 17 passes through square iron
14 are fixed on dynamic mould fixing plate 10, and the B plate 17 is worn equipped with the perforation passed through for connecting rod 13 and for first driving device 8
The wears groove crossed, is additionally provided with the first cavity for accommodating molding fixed plate 16 on the B plate 17, and the molding fixed plate 16 is arranged the
It is fixedly connected in one cavity and with B plate 17, the second cavity for accommodating push plate 7, the demoulding thimble support is additionally provided on the B plate 17
Plate 11 is placed on dynamic mould fixing plate 10, and the connecting rod 13 passes through the perforation of lower mold assemblies B plate 17, the first driving device
8 pass through the wears groove of lower mold assemblies B plate 17, and the B plate 17 is equipped with the holding tank for accommodating push plate 7.
Specifically, the setting of first driving device 8 is in arc-shaped 15 outside of type core.
Specifically, the first driving device 8 is oil cylinder.
Specifically, being cooperatively connected and positioning by guide post, guide sleeve between the upper die component and lower mold assemblies.
Specific implementation process of the invention is as follows: first driving first driving device 8 to retract when needing to be molded, so that push plate 7
Arc-shaped type core 15 is moved to close to lower mold assemblies one end, then passes through mobile demoulding thimble supporting plate 11 for connecting rod 13 and first
Driving device 8 retracts in lower mold assemblies, so that push plate 7 and the second cavity cooperate, the first sliding block 19 and the second sliding block 26 is opposite
It pushes and cooperates, then upper die component moved down so that A plate 5 accommodates molding component, complete molding, by hot sprue bushing 25 by plastic cement
Injecting products type chamber 24 is poured into, first moves up upper mold after injecting products are cooling, then passes through the second driving device 18 for first
Sliding block 19 is mobile to separate arc-shaped 15 direction of type core, by third driving device 6 by the second sliding block 26 to far from arc-shaped type
15 direction of core is mobile, drives connecting rod 13 and first driving device 8 to move up demoulding thimble supporting plate 11 by fourth drive device
Can not touch molding component when injecting products being made to fall off, 7 fixed plate of push plate and swing rod 29 synchronize moved up, arc-shaped type core
15 are detached from the first stage ejection that molding fixed plate 16 completes injecting products together with injecting products, when on demoulding thimble supporting plate 11
First driving device 8 is started to work after the completion of shifting, and push plate 7 and swing rod 29 is pushed to rotate around rotation axis 28, and push plate 7 pushes plastic to produce
Pint, to complete the demoulding of plastic product, takes out injecting products finally by manipulator from arc-shaped type core 15, completes one
Secondary injection molding.
Embodiments of the present invention above described embodiment only expresses, the description thereof is more specific and detailed, but can not
Therefore limitations on the scope of the patent of the present invention are interpreted as.It should be pointed out that for those of ordinary skill in the art,
Without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection model of the invention
It encloses.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (7)
1. integrally demoulding ejects injection mold to a kind of arc-shaped hollow moulding characterized by comprising upper die component, lower die
Component, molding component and demoulding component, the upper die component and lower mold assemblies cooperate, are equipped with and accommodate in the upper die component
The accommodating chamber of component is molded, the molding component is slidably connected with lower mold assemblies, and the molding component and demoulding component cooperate shape
At product type chamber, the demoulding component is arranged in lower mold assemblies and passes through lower mold assemblies, and the demoulding component includes: demoulding
Ejector retainner plate, demoulding thimble supporting plate, connecting rod, arc-shaped type core, the first fixed plate, first driving device, push plate, push plate fixed link
And swing rod, the demoulding thimble plate and first fixed plate are installed on the demoulding thimble supporting plate, the demoulding thimble
Plate is equipped with connecting rod, and demoulding thimble plate two sides are additionally provided with push plate fixed link, and the first driving device is fixed with first
Plate rotation connection, the connecting rod upper end are equipped with arc-shaped type core, and the first driving device output end and push plate rotate
The angle that connection, the connecting rod and the first driving device are formed is acute angle, the connecting rod and the first driving dress
It sets and both passes through lower mold assemblies, the push plate is equipped with the embedded block of embedded product type chamber, and the embedded block is positioned close to lower die
The product type of component side is intracavitary, and the push plate is fixedly connected with the swing rod, and the swing rod passes through with the push plate fixed link
Rotation axis rotation connection, the rotation axis and arc-shaped type core are concentric.
2. the arc-shaped hollow moulding of one kind according to claim 1, which is characterized in that the upper die component includes: fixed
Mould fixed plate, thermal insulation board, hot flow path deckle board, hot sprue bushing and A plate, the cover half fixed plate, thermal insulation board, hot flow path deckle board and A plate
It is fixedly connected sequentially from top to bottom, the hot sprue bushing runs through cover half fixed plate, thermal insulation board, hot flow path deckle board and A plate finally hot purt
Mouth is connected to product type chamber, and A board bottom face is equipped with the accommodating chamber for accommodating molding component.
3. the arc-shaped hollow moulding of one kind according to claim 1, which is characterized in that the molding component includes: to set
It sets the first sliding block in arc-shaped type in-core side, the second sliding block for being arranged on the outside of arc-shaped type core and is fixed at lower die group
Molding fixed plate on part, the connecting rod pass through molding fixed plate, and the one side of the first sliding block jointing product type chamber is profile-followed
Setting, the first sliding block is interior to be equipped with slide block thimble supporting plate, slide block thimble plate and slide block thimble, and the slide block thimble plate is arranged in sliding block
On thimble supporting plate, the slide block thimble is arranged on slide block thimble plate, and the slide block thimble passes through the first sliding block jointing product type
The one side of chamber, first sliding block are slidably connected through the second driving device on lower mold assemblies and with lower mold assemblies, and described
The two profile-followed settings of sliding block jointing product type chamber one side, second sliding block is by third driving device on lower mold assemblies and under
Membrane module is slidably connected.
4. the arc-shaped hollow moulding of one kind according to claim 1, it is characterised in that: the lower mold assemblies include: B
Plate, square iron and dynamic mould fixing plate, the B plate are fixed on dynamic mould fixing plate by square iron, and the B plate is equipped with and wears for connecting rod
The perforation crossed and the wears groove passed through for first driving device, the demoulding thimble supporting plate are placed on dynamic mould fixing plate, the company
Extension bar passes through the perforation of lower mold assemblies B plate, and the first driving device passes through the wears groove of lower mold assemblies B plate, and the B plate is equipped with
Accommodate the holding tank of push plate.
5. the arc-shaped hollow moulding of one kind according to claim 1, it is characterised in that: the first driving device setting
On the outside of arc-shaped type core.
6. the arc-shaped hollow moulding of one kind according to claim 1, it is characterised in that: the first driving device is oil
Cylinder.
7. the arc-shaped hollow moulding of one kind described in -6 any one according to claim 1, it is characterised in that: the upper mold group
It is cooperatively connected and positions by guide post, guide sleeve between part and lower mold assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910082984.5A CN109849297A (en) | 2019-01-25 | 2019-01-25 | A kind of arc-shaped hollow moulding one demoulding ejection injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910082984.5A CN109849297A (en) | 2019-01-25 | 2019-01-25 | A kind of arc-shaped hollow moulding one demoulding ejection injection mold |
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| Publication Number | Publication Date |
|---|---|
| CN109849297A true CN109849297A (en) | 2019-06-07 |
Family
ID=66896617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910082984.5A Pending CN109849297A (en) | 2019-01-25 | 2019-01-25 | A kind of arc-shaped hollow moulding one demoulding ejection injection mold |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560489A (en) * | 2021-06-15 | 2021-10-29 | 季华实验室 | Turbine blade wax pattern ejection mechanism and mold |
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| CN203622847U (en) * | 2013-09-30 | 2014-06-04 | 台州市黄岩大盛模塑有限公司 | Combined double-ejector-plate secondary ejection mechanism of plastic injection mould |
| CN107186973A (en) * | 2017-07-12 | 2017-09-22 | 滨海模塑集团有限公司 | The secondary core-pulling mechanism of the cellular side riser of injection mold band |
| CN107364085A (en) * | 2017-08-22 | 2017-11-21 | 腾创（天津）精密模具有限公司 | Back-off type injection mould liftout attachment |
| CN209521233U (en) * | 2019-01-25 | 2019-10-22 | 东江模具（深圳）有限公司 | A kind of arc-shaped hollow moulding one demoulding ejection injection mold |
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2019
- 2019-01-25 CN CN201910082984.5A patent/CN109849297A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140097555A1 (en) * | 2011-05-31 | 2014-04-10 | Toshiaki Kitazawa | Molding device and method of manufacturing molded product |
| CN203622847U (en) * | 2013-09-30 | 2014-06-04 | 台州市黄岩大盛模塑有限公司 | Combined double-ejector-plate secondary ejection mechanism of plastic injection mould |
| CN107186973A (en) * | 2017-07-12 | 2017-09-22 | 滨海模塑集团有限公司 | The secondary core-pulling mechanism of the cellular side riser of injection mold band |
| CN107364085A (en) * | 2017-08-22 | 2017-11-21 | 腾创（天津）精密模具有限公司 | Back-off type injection mould liftout attachment |
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| CN113560489A (en) * | 2021-06-15 | 2021-10-29 | 季华实验室 | Turbine blade wax pattern ejection mechanism and mold |
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