CN112935228B - Aviation blade wax matrix mould mold opening device - Google Patents

Aviation blade wax matrix mould mold opening device Download PDF

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Publication number
CN112935228B
CN112935228B CN202110116980.1A CN202110116980A CN112935228B CN 112935228 B CN112935228 B CN 112935228B CN 202110116980 A CN202110116980 A CN 202110116980A CN 112935228 B CN112935228 B CN 112935228B
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plate
mold opening
arc guide
mold
die
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CN112935228A (en
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黄爱军
黄磊
刘飞扬
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D33/00—Equipment for handling moulds
    • B22D33/04—Bringing together or separating moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/02—Sand moulds or like moulds for shaped castings
    • B22C9/04—Use of lost patterns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/22—Moulds for peculiarly-shaped castings

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)

Abstract

The invention discloses an aviation blade wax pattern mold opening device which comprises a first opening plate and a second opening plate, wherein the first opening plate is connected with a movable mold of a wax pattern mold, and the second opening plate is connected with a fixed mold of the wax pattern mold; the first die opening plate and the second die opening plate are connected through a relatively movable arc guide structure, the arc guide structure comprises an arc guide channel and at least two guide moving elements moving in the arc guide channel, and the center of the arc guide channel coincides with the center of the blade; the arc guide channel is arranged on the first die plate or the second die plate, and the guide moving element is arranged on the second die plate or the first die plate. The mold opening device can solve the problems of overlong molds and size limitation of equipment used by the molds, and is particularly suitable for longer aviation blades.

Description

Aviation blade wax matrix mould mold opening device
Technical Field
The invention relates to an aviation blade manufacturing device, in particular to an aviation blade wax pattern mold opening device.
Background
In the production of aviation engine blades, the manufacture of the blades is generally finished by adopting a wax melting and pouring process, wherein a refractory material is wrapped on the surface of a wax pattern, the wax pattern is subjected to wax loss and then is roasted at high temperature to form a shell, and then pouring is carried out; after the casting is finished, the blade can be obtained only through a die opening process. Since the blade shroud and the tenon air passage surface of the blade are both surfaces rotating around the center of the engine (the center of the blade), and the air passage surface is a very critical non-machined surface, the mold needs to be ejected along the track of the air passage surfaces during mold opening, namely the air passage surfaces rotate along the center of the engine to eject the mold, otherwise, the air passage surfaces are reversed.
With the increasing driving force of aero-engines, the required size of the blade is also increasing, when the blade is too long, the tenon is far away from the center of the engine, and a die needs to be lengthened, so that the production and transportation cost is increased, and the normal operation is influenced due to the large volume and weight of the die.
Disclosure of Invention
The invention aims to overcome the existing problems and provides the mold opening device for the wax-type mold of the aviation blade, which can solve the problems of overlong mold and size limitation of equipment used by the mold and is particularly suitable for longer aviation blades.
The purpose of the invention is realized by the following technical scheme:
the mold opening device for the wax pattern mold of the aviation blade comprises a first mold opening plate and a second mold opening plate, wherein the first mold opening plate is connected with a movable mold of the wax pattern mold, and the second mold opening plate is connected with a fixed mold of the wax pattern mold;
the first die opening plate and the second die opening plate are connected through a relatively movable arc guide structure, the arc guide structure comprises an arc guide channel and at least two guide moving elements moving in the arc guide channel, and the center of the arc guide channel coincides with the center of the blade;
the arc guide channel is arranged on the first die plate or the second die plate, and the guide moving element is arranged on the second die plate or the first die plate.
The working principle of the aviation blade wax pattern mold opening device is as follows:
for example, the arc guide channel is arranged on the second split mold plate, and the guide moving element is arranged on the first split mold plate.
During operation, the back is accomplished in the pouring, up drives first die sinking board die sinking, the direction moving element that sets up on first die sinking board moves along the circular arc guide channel on the second die sinking board, because the centre of a circle of circular arc guide channel and the center coincidence of blade, so the direction moving element is equivalent to and rotates round the intangible blade center (engine center) in distance, provide the direction for first die sinking board, make first die sinking board rotate round the engine center promptly, thereby guarantee along the track demolding of the tip shroud of blade and tenon gas channel face, avoid the back-off.
In a preferred aspect of the present invention, the arc guide structure further includes a hovering support channel, the hovering support channel is communicated above the arc guide channel; when the movable mould is separated from the wax pattern, the guiding moving element positioned above enters the hovering support channel. Therefore, the opening angle can be reduced, the opening distance is shortened, and the movable die can quickly reach the stop position.
Preferably, the hovering support channel is arc-shaped, and the hovering support channel is tangent to the arc-shaped guide channel.
In a preferred embodiment of the present invention, the first die plate is located above the second die plate, and the first die plate includes a first horizontal plate and a first vertical plate, and two of the first vertical plates are fixed to an end of the first horizontal plate in parallel;
the guide moving elements are connected to the outer side faces of the two first vertical plates.
In a preferable aspect of the present invention, the second mold opening plate includes a second horizontal plate and a second vertical plate, and two of the second vertical plates are fixed to an end of the second horizontal plate in parallel;
the two second vertical plates are provided with the arc guide channels; the two first vertical plates are movably arranged between the two second vertical plates.
Preferably, a supporting block for supporting the turned first vertical plate is arranged on the end of the second horizontal plate.
Furthermore, a supporting inclined plane is arranged at the top of one side, close to the first vertical plate, of the supporting block.
In a preferred embodiment of the present invention, the guide moving element is formed of a rolling bearing.
Compared with the prior art, the invention has the following beneficial effects:
according to the die sinking device, the arc guide structures capable of moving relatively are arranged, in the die sinking process, the guide moving element rotates around the far invisible blade center (the center of an engine) to provide guide for the first die sinking plate, namely, the first die sinking plate rotates around the center of the engine, so that the die sinking along the track of the blade crown and the tenon air channel surface of the blade is ensured, the back buckling is avoided, the problems of overlong die and size limitation of equipment used by the die can be solved, the structure is ingenious, the production cost and the transportation cost of the die are reduced, the operation is convenient, and the die sinking device is particularly suitable for longer aviation blades.
Drawings
Fig. 1-3 are front views of the aviation blade wax pattern mold opening device in different working states.
FIG. 4 is a side view of an aviation blade wax pattern mold opening device in accordance with the present invention.
Fig. 5 is a schematic three-dimensional structure diagram of the aviation blade wax pattern mold opening device in the mold opening state.
Detailed Description
In order to make those skilled in the art understand the technical solutions of the present invention well, the following description of the present invention is provided with reference to the embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
Example 1
Referring to fig. 1-5, the aviation blade wax pattern mold opening device in the embodiment includes a first opening plate connected to a movable mold 1 of a wax pattern mold and a second opening plate connected to a fixed mold 2 of the wax pattern mold, wherein the first opening plate is located above the second opening plate, the first opening plate includes a first horizontal plate 3 and a first vertical plate 4, and the first vertical plate 4 is provided with two and is fixed on an end portion of the first horizontal plate 3 in parallel.
The second die sinking plate comprises a second horizontal plate 5 and two second vertical plates 6, and the two second vertical plates 6 are fixed on the end part of the second horizontal plate 5 in parallel; the two first vertical plates 4 are movably disposed between the two second vertical plates 6.
Referring to fig. 1 to 5, the first die plate and the second die plate are connected through a relatively movable arc guide structure, the arc guide structure comprises an arc guide channel 6-1 and at least two guide moving elements 7 moving in the arc guide channel 6-1, and the center of the arc guide channel 6-1 coincides with the center of the blade. The circular arc guide channel 6-1 is arranged on the second vertical plate 6 of the second die plate, and the guide moving element 7 is arranged on the first vertical plate 4 of the first die plate. Specifically, the guide moving element 7 in the present embodiment is constituted by a rolling bearing.
Referring to fig. 1-5, the arc guide structure further comprises a hovering support channel 6-2, wherein the hovering support channel 6-2 is communicated above the arc guide channel 6-1; the hovering support channel 6-2 is arc-shaped, and the hovering support channel 6-2 is tangent to the arc-shaped guide channel 6-1; when the movable mold 1 is separated from the wax pattern, the guiding and moving element 7 positioned above enters the hovering support channel 6-2. This can reduce the opening angle and shorten the opening distance, so that the movable mold 1 can quickly reach the stop position.
Referring to fig. 4-5, a supporting block 8 for supporting the turned first vertical plate 4 is provided on an end of the second horizontal plate 5. And a supporting inclined plane is arranged at the top of one side of the supporting block 8 close to the first vertical plate 4.
Referring to fig. 1-5, the working principle of the aviation blade wax pattern mold opening device is as follows:
during operation, after pouring is finished, the first die sinking plate is driven upwards to be opened, the guide moving element 7 arranged on the first die sinking plate moves along the arc guide channel 6-1 on the second die sinking plate, and as the circle center of the arc guide channel 6-1 coincides with the center of the blade, the guide moving element 7 rotates around the center of the remote invisible blade (the center of an engine) to provide guide for the first die sinking plate, namely, the first die sinking plate rotates around the center of the engine, so that mold stripping along the track of the blade crown and the tenon air channel surface of the blade is ensured, and back-off is avoided.
Example 2
Unlike embodiment 1, the circular arc guide passage 6-1 in the present embodiment is provided on the first vertical plate 4 of the first split plate, and the guide moving member 7 is provided on the second vertical plate 6 of the second split plate.
The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.

Claims (8)

1. The mold opening device for the wax-type mold of the aviation blade is characterized by comprising a first mold opening plate and a second mold opening plate, wherein the first mold opening plate is connected with a movable mold of the wax-type mold, and the second mold opening plate is connected with a fixed mold of the wax-type mold;
the first die opening plate and the second die opening plate are connected through a relatively movable arc guide structure, the arc guide structure comprises an arc guide channel and at least two guide moving elements moving in the arc guide channel, the center of the arc guide channel is coincided with the center of a blade, and the center of the blade is formed by the center of an engine;
the arc guide channel is arranged on the first die plate or the second die plate, and the guide moving element is arranged on the second die plate or the first die plate.
2. The aviation blade wax pattern mold opening device as claimed in claim 1, wherein the arc guide structure further comprises a hovering support passage, the hovering support passage communicating above the arc guide passage; when the movable mould is separated from the wax pattern, the guiding moving element positioned above enters the hovering support channel.
3. The aerial blade wax pattern mold opening device as claimed in claim 2, wherein the hovering support channel is arc-shaped and tangent to the arc-shaped guide channel.
4. The aviation blade wax pattern mold opening device as claimed in claim 1, wherein the first mold opening plate is located above the second mold opening plate, and the first mold opening plate comprises a first horizontal plate and a first vertical plate, and the first vertical plate is provided with two and is fixed on the end part of the first horizontal plate in parallel;
the guide moving elements are connected to the outer side faces of the two first vertical plates.
5. The aviation blade wax pattern mold opening device as claimed in claim 4, wherein the second mold opening plate comprises a second horizontal plate and a second vertical plate, and the second vertical plate is provided with two parts and is fixed on the end part of the second horizontal plate in parallel;
the two second vertical plates are provided with the arc guide channels; the two first vertical plates are movably arranged between the two second vertical plates.
6. The aviation blade wax pattern mold opening device as claimed in claim 5, wherein a support block for supporting the first vertical plate after being turned over is provided on an end of the second horizontal plate.
7. The aviation blade wax pattern mold opening device as claimed in claim 6, wherein a support bevel is provided at a top portion of a side of the support block adjacent to the first vertical plate.
8. The aerospace blade wax pattern mold opening device of any one of claims 1-7, wherein the guide moving element is comprised of a rolling bearing.
CN202110116980.1A 2021-01-28 2021-01-28 Aviation blade wax matrix mould mold opening device Active CN112935228B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110116980.1A CN112935228B (en) 2021-01-28 2021-01-28 Aviation blade wax matrix mould mold opening device

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Application Number Priority Date Filing Date Title
CN202110116980.1A CN112935228B (en) 2021-01-28 2021-01-28 Aviation blade wax matrix mould mold opening device

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CN112935228B true CN112935228B (en) 2022-05-10

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113732244B (en) * 2021-08-09 2022-11-29 季华实验室 Turbine blade wax pattern automatic ejection mechanism
CN113976821A (en) * 2021-09-24 2022-01-28 季华实验室 Automatic ejection mechanism for wax pattern of large turbine blade
CN114130950B (en) * 2021-12-08 2024-04-02 中国航发南方工业有限公司 Wax mould for blade crown and turbine blade with crown

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB789721A (en) * 1954-03-09 1958-01-29 Rolls Royce Improvements relating to casting processes for metals
CN201030628Y (en) * 2007-04-04 2008-03-05 宫松年 Automatic die opening mechanism
CN102909851A (en) * 2012-10-22 2013-02-06 黄山市尚义橡塑制品有限公司 Hinged die
CN202878551U (en) * 2012-07-06 2013-04-17 内蒙古金岗重工有限公司 Heavy blade mould roll-over stand for wind driven generator and rotary shaft supporting structure of roll-over stand
CN103124605A (en) * 2010-10-06 2013-05-29 斯奈克玛 Mould for producing parts by wax injection
CN204276804U (en) * 2014-11-05 2015-04-22 西安航空动力股份有限公司 A kind of back-off structure precision castings Wax mold
CN207222866U (en) * 2017-10-13 2018-04-13 咸阳勃力模具制造有限公司 A kind of automatic die sinking mechanism of low whirlpool blade hinge structure mold integral shroud type block
CN207358088U (en) * 2017-10-13 2018-05-15 咸阳勃力模具制造有限公司 A kind of die opening mechanism of turbine mould
CN111438857A (en) * 2020-04-29 2020-07-24 台州市杰剑华塑胶有限公司 Rubber seal vulcanizer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02112910A (en) * 1988-10-21 1990-04-25 Human Ind Corp Mold device
US6505678B2 (en) * 2001-04-17 2003-01-14 Howmet Research Corporation Ceramic core with locators and method
US8292581B2 (en) * 2008-01-09 2012-10-23 Honeywell International Inc. Air cooled turbine blades and methods of manufacturing
JP2012030546A (en) * 2010-08-02 2012-02-16 Ikex Kogyo:Kk Forming die device
CN202367150U (en) * 2011-10-24 2012-08-08 南通天华和睿科技创业有限公司 Blade mould
BR112019005389A2 (en) * 2016-09-30 2019-06-11 Gurit Tooling Taicang Co Ltd locking device and system, and, movement side of a wind turbine blade mold.
CN207432586U (en) * 2017-11-15 2018-06-01 德州市鑫华润科技股份有限公司 Mold automatic shutter structure

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB789721A (en) * 1954-03-09 1958-01-29 Rolls Royce Improvements relating to casting processes for metals
CN201030628Y (en) * 2007-04-04 2008-03-05 宫松年 Automatic die opening mechanism
CN103124605A (en) * 2010-10-06 2013-05-29 斯奈克玛 Mould for producing parts by wax injection
CN202878551U (en) * 2012-07-06 2013-04-17 内蒙古金岗重工有限公司 Heavy blade mould roll-over stand for wind driven generator and rotary shaft supporting structure of roll-over stand
CN102909851A (en) * 2012-10-22 2013-02-06 黄山市尚义橡塑制品有限公司 Hinged die
CN204276804U (en) * 2014-11-05 2015-04-22 西安航空动力股份有限公司 A kind of back-off structure precision castings Wax mold
CN207222866U (en) * 2017-10-13 2018-04-13 咸阳勃力模具制造有限公司 A kind of automatic die sinking mechanism of low whirlpool blade hinge structure mold integral shroud type block
CN207358088U (en) * 2017-10-13 2018-05-15 咸阳勃力模具制造有限公司 A kind of die opening mechanism of turbine mould
CN111438857A (en) * 2020-04-29 2020-07-24 台州市杰剑华塑胶有限公司 Rubber seal vulcanizer

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