CN204182860U - A kind of wax-pattern integrally forming mould - Google Patents
A kind of wax-pattern integrally forming mould Download PDFInfo
- Publication number
- CN204182860U CN204182860U CN201420674948.0U CN201420674948U CN204182860U CN 204182860 U CN204182860 U CN 204182860U CN 201420674948 U CN201420674948 U CN 201420674948U CN 204182860 U CN204182860 U CN 204182860U
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- forming blocks
- mount pad
- ring wall
- loose piece
- pattern
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Abstract
A kind of wax-pattern integrally forming mould, belongs to aero-engine casing part hot investment casting field shaping technique, is applicable to the large-sized annular cast with multilayer loop wall construction.Wax-pattern integrally forming mould of the present utility model achieves the location and installation of shaping loose piece by the rectangular channel slideway on base, wherein support plate movable forming tightens groove with top and embeds the mode that annular tightens block and realize tightening, and ensure that the dimensional accuracy between inside and outside ring wall; Between outer mount pad seat, ring wall forming blocks is coordinated with base sliding carried out depanning by guiding tenon, wax-pattern is out of shape drop to minimum; In matched moulds process, cope match-plate pattern can be made to have certain circumferential mobile space owing to tightening bolt mounting holes, and the casting mouth of cope match-plate pattern is connected with casting hole by casting groove, therefore in matched moulds process without the need to considering the correspondence problem in casting mouth and casting hole again, reduce the operation easier of matched moulds.The utility model decreases the dependence to auxiliary mould, avoids the impact of human factor, significantly improves shaping investment pattern efficiency.
Description
Technical field
The utility model belongs to aero-engine casing part hot investment casting field shaping technique, particularly relates to a kind of wax-pattern integrally forming mould, is applicable to the large-sized annular cast with multilayer loop wall construction.
Background technology
For the hot investment casting of aero-engine casing class part, mostly adopt model casting, therefore the accuracy of manufacture of part wax-pattern directly can affect the precision of foundry goods.
Present stage, for the wax-pattern of large-scale casing class part, its mainly adopt segmentation compacting, overall package mode shaping, because the assembling of wax-pattern must rely on some auxiliary moulds, while, assembles by completing wax-pattern manually, is subject to the impact of human factor, is difficult to the dimensional accuracy ensureing the rear wax-pattern of assembling in wax-pattern assembling process, and the efficiency of wax-pattern assembling is not high, is unfavorable for the batch production of part.
For certain type aero-engine diffuser, this diffuser belongs to the large-sized annular cast with multilayer loop wall construction, its inside and outside layer ring wall is evenly equipped with the hollow mount pad that quantity does not wait, between inside and outside layer ring wall, is evenly equipped with the support plate of some quantity, connects inside and outside layer ring wall by support plate.Because the space between inside and outside layer ring wall is very narrow and small, structure is also very compact, if adopt the shaping investment pattern mode of existing segmentation compacting, overall package, after assembling, the dimensional accuracy of wax-pattern is low, cannot meet Production requirement.
Utility model content
For prior art Problems existing, the utility model provides a kind of wax-pattern integrally forming mould, is applicable to the large-sized annular cast with multilayer loop wall construction, reduces the dependence to auxiliary mould, avoid the impact of human factor, significantly improves shaping investment pattern efficiency.
To achieve these goals, the utility model adopts following technical scheme: a kind of wax-pattern integrally forming mould, comprise cope match-plate pattern, base and shaping loose piece part, shaping loose piece part is between cope match-plate pattern and base, described shaping loose piece part comprises the shaping loose piece of internal ring wall, the shaping loose piece of external annulus and the shaping loose piece of support plate, and the shaping loose piece of support plate is between the shaping loose piece of internal ring wall and the shaping loose piece of external annulus;
The shaping loose piece of described internal ring wall comprises ring wall forming blocks between the left forming blocks of interior mount pad, the right forming blocks of interior mount pad and interior mount pad seat, between interior mount pad seat, ring wall forming blocks is between the left forming blocks of interior mount pad and the right forming blocks of interior mount pad, be connected by the first radial T-slot slideway between ring wall forming blocks and base between interior mount pad seat, the left forming blocks of interior mount pad, the right forming blocks of interior mount pad are located with being coordinated by the first circumferential rectangular channel slideway between base;
The shaping loose piece of described external annulus comprises ring wall forming blocks between the left forming blocks of outer mount pad, the right forming blocks of outer mount pad and outer mount pad seat, between outer mount pad seat, ring wall forming blocks is between the left forming blocks of outer mount pad and the right forming blocks of outer mount pad, be connected by the second radial T-slot slideway between ring wall forming blocks and base between outer mount pad seat, the left forming blocks of outer mount pad, be connected by circumferential T-slot slideway between the right forming blocks of outer mount pad and base;
The shaping loose piece of described support plate comprises inwall forming blocks between the left forming blocks of support plate, the right forming blocks of support plate and ring wall, between ring wall, inwall forming blocks is between the left forming blocks of support plate and the right forming blocks of support plate, and between the left forming blocks of support plate, the right forming blocks of support plate and ring wall, inwall forming blocks coordinates location by second week to rectangular channel slideway;
Between described cope match-plate pattern and shaping loose piece part, be provided with assistant formation block, assistant formation block is evenly equipped with some casting holes, cope match-plate pattern offers casting mouth, casting mouth is connected with casting hole;
Described cope match-plate pattern is provided with ring wall and tightens block, shaping loose piece part tightens block by ring wall and tightens, and is connected between cope match-plate pattern with base by tightening bolt.
Between described outer mount pad seat, be installed with guiding tenon bottom ring wall forming blocks, guiding tenon adopts T-type structure, and guiding tenon and the second radial T-slot slideway are slidably matched, and between outer mount pad seat, ring wall forming blocks is coordinated with base sliding by guiding tenon.
Be provided with at the shaping loose piece top of described support plate and tighten groove, be embedded with annular and tighten block tightening groove, the shaping loose piece of support plate tightens block by annular and tightens.
Described cope match-plate pattern bottom surface is provided with casting groove, and casting mouth is connected with casting hole by casting groove.
The bolt mounting holes that tightens of described cope match-plate pattern is set to circumferential elongate holes, and cope match-plate pattern has circumferential mobile space by tightening bolt mounting holes.
The beneficial effects of the utility model:
Wax-pattern integrally forming mould of the present utility model achieves the location and installation of shaping loose piece by the rectangular channel slideway on base, wherein support plate movable forming tightens groove with top and embeds the mode that annular tightens block and realize tightening, and ensure that the dimensional accuracy between inside and outside ring wall; Between its China and foreign countries' mount pad seat, ring wall forming blocks is coordinated with base sliding by guiding tenon and carries out depanning, and this depanning mode can the distortion of wax-pattern drop to minimum; In matched moulds process, cope match-plate pattern can be made to have certain circumferential mobile space owing to tightening bolt mounting holes, the casting mouth of cope match-plate pattern is connected with casting hole by casting groove simultaneously, therefore in matched moulds process without the need to considering the correspondence problem in casting mouth and casting hole again, reduce the operation easier of matched moulds.The utility model decreases the dependence to auxiliary mould, avoids the impact of human factor, significantly improves shaping investment pattern efficiency.
Accompanying drawing explanation
Fig. 1 is a kind of wax-pattern integrally forming mould structural representation of the present utility model;
Fig. 2 is the axial sectional view of wax-pattern integrally forming mould;
Fig. 3 is the wax-pattern integrally forming mould structural representation after removing cope match-plate pattern;
Fig. 4 is the shaping loose piece of monolithic external annulus and base engagement connection diagram;
Fig. 5 is the shaping loose piece of monolithic support plate and base engagement connection diagram;
Fig. 6 is casting mouth position partial view;
Fig. 7 is certain type aero-engine diffuser structure schematic diagram;
Fig. 8 is the A-A sectional view of Fig. 7;
In figure, 1-cope match-plate pattern, 2-base, the left forming blocks of 3-interior mount pad, the right forming blocks of 4-interior mount pad, ring wall forming blocks between 5-interior mount pad seat, the left forming blocks of 6-outer mount pad, the right forming blocks of 7-outer mount pad, ring wall forming blocks between 8-outer mount pad seat, the left forming blocks of 9-support plate, the right forming blocks of 10-support plate, inwall forming blocks between 11-ring wall, 12-the first radial T-slot slideway, 13-the first circumferential rectangular channel slideway, 14-the second radial T-slot slideway, 15-circumferential T-slot slideway, 16-second week is to rectangular channel slideway, 17-guiding tenon, 18-tighten groove, 19-annular tightens block, 20-assistant formation block, 21-casting hole, 22-casting mouth, 23-ring wall tightens block, 24-casting groove, 25-tighten bolt, 26-tighten bolt mounting holes, 27-internal ring wall, 28-external annulus, 29-support plate, 30-interior mount pad, 31-outer mount pad.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Fig. 1,2,3,4,5,6, a kind of wax-pattern integrally forming mould, comprise cope match-plate pattern 1, base 2 and shaping loose piece part, shaping loose piece part is between cope match-plate pattern 1 and base 2, described shaping loose piece part comprises the shaping loose piece of internal ring wall, the shaping loose piece of external annulus and the shaping loose piece of support plate, and the shaping loose piece of support plate is between the shaping loose piece of internal ring wall and the shaping loose piece of external annulus;
The shaping loose piece of described internal ring wall comprises ring wall forming blocks 5 between the left forming blocks of interior mount pad 3, the right forming blocks of interior mount pad 4 and interior mount pad seat, between interior mount pad seat, ring wall forming blocks 5 is between the left forming blocks of interior mount pad 3 and the right forming blocks 4 of interior mount pad, be connected by the first radial T-slot slideway 12 between ring wall forming blocks 5 and base 2 between interior mount pad seat, the left forming blocks of interior mount pad 3, the right forming blocks of interior mount pad 4 are coordinated with between base 2 located by the first circumferential rectangular channel slideways 13;
The shaping loose piece of described external annulus comprises ring wall forming blocks 8 between the left forming blocks of outer mount pad 6, the right forming blocks of outer mount pad 7 and outer mount pad seat, between outer mount pad seat, ring wall forming blocks 8 is between the left forming blocks of outer mount pad 6 and the right forming blocks 7 of outer mount pad, be connected by the second radial T-slot slideway 14 between ring wall forming blocks 8 and base 2 between outer mount pad seat, the left forming blocks of outer mount pad 6, be connected by circumferential T-slot slideway 15 between the right forming blocks of outer mount pad 7 and base 2;
The shaping loose piece of described support plate comprises inwall forming blocks 11 between the left forming blocks of support plate 9, the right forming blocks 10 of support plate and ring wall, between ring wall, inwall forming blocks 11 is between the left forming blocks of support plate 9 and the right forming blocks 10 of support plate, and between the right forming blocks 10 of the left forming blocks of support plate 9, support plate and ring wall, inwall forming blocks 11 coordinates location by second week to rectangular channel slideway 16;
Between described cope match-plate pattern 1 and shaping loose piece part, be provided with assistant formation block 20, assistant formation block 20 is evenly equipped with some casting holes 21, cope match-plate pattern 1 offers casting mouth 22, casting mouth 22 is connected with casting hole 21;
Described cope match-plate pattern 1 is provided with ring wall and tightens block 23, shaping loose piece part tightens block 23 by ring wall and tightens, and is connected between cope match-plate pattern 1 with base 2 by tightening bolt 25.
Guiding tenon 17 is installed with bottom ring wall forming blocks 8 between described outer mount pad seat, guiding tenon 17 adopts T-type structure, guiding tenon 17 and the second radial T-slot slideway 14 are slidably matched, and between outer mount pad seat, ring wall forming blocks 8 is slidably matched with base 2 by guiding tenon 17.
Be provided with at the shaping loose piece top of described support plate and tighten groove 18, be embedded with annular and tighten block 19 tightening groove 18, the shaping loose piece of support plate tightens block 19 by annular and tightens.
Described cope match-plate pattern 1 bottom surface is provided with casting groove 24, and casting mouth 22 is connected with casting hole 21 by casting groove 24.
The bolt mounting holes 26 that tightens of described cope match-plate pattern 1 is set to circumferential elongate holes, and cope match-plate pattern 1 has circumferential mobile space by tightening bolt mounting holes 26.
Below in conjunction with accompanying drawing, a use procedure of the present utility model is described:
Certain type aero-engine diffuser as shown in Figure 7,8, it is a kind of large-sized annular cast typically with multilayer loop wall construction, its diameter is about 600mm, highly be about 84mm, 20 place's support plates 29 are evenly equipped with between its inside and outside ring wall, internal ring wall 27 is evenly equipped with mount pad 30 in 10 places, external annulus 28 is evenly equipped with mount pad 31 outside 20 places, inside and outside ring wall spacing is only about 20mm.
Adopt wax-pattern integrally forming mould of the present utility model, make the wax-pattern of above-mentioned diffuser, according to the structure of above-mentioned diffuser, the shaping loose piece of the internal ring wall in the present embodiment is 10 pieces, and the shaping loose piece of external annulus and the shaping loose piece of support plate are 20 pieces.
First support plate shaping loose piece is installed, successively 20 pieces of shaping loose pieces of support plate is installed to rectangular channel slideway 16 by second week and navigate on base 2, then annular is tightened block 19 and embed and tighten in groove 18 entirety of carrying out the shaping loose piece of support plate and tighten.
Then the shaping loose piece of internal ring wall is installed, first by the first radial T-slot slideway 12, ring wall forming blocks 5 between interior mount pad seat is in place, respectively left for interior mount pad forming blocks 3 and the right forming blocks of interior mount pad 4 are in place by the first circumferential rectangular channel slideway 13 again, the shaping loose piece of remaining internal ring wall is installed by that analogy.
The shaping loose piece of external annulus is installed again, first by left for outer mount pad forming blocks 6 and the right forming blocks 7 of outer mount pad circumferentially T-slot slideway 15 lateral sliding be in place, then the guiding tenon 17 of ring wall forming blocks 8 between outer mount pad seat is inserted in the second radial T-slot slideway 14, and promote guiding tenon 17, until ring wall forming blocks 8 is between the left forming blocks of outer mount pad 6 and the right forming blocks 7 of outer mount pad between outer mount pad seat, the shaping loose piece of this block external annulus is in place, and installs the shaping loose piece of remaining external annulus in this way.
After shaping loose piece part is in place, assistant formation block 20 is installed again, assistant formation block 20 totally 4 pieces, now wax-pattern die cavity is in closed state, and be in communication with the outside by the casting hole 21 on assistant formation block 20, finally the cope match-plate pattern 1 being provided with ring wall and tightening block 23 is carried out matched moulds with base 1 and shaping loose piece part, installation is tightened and is tightened bolt 25, tighten block 23 by ring wall to tighten shaping loose piece channel floor, and in matched moulds process, cope match-plate pattern 1 can be made to have certain circumferential mobile space by tightening bolt mounting holes 26, the casting mouth 22 of cope match-plate pattern 1 is connected with casting hole 21 by casting groove 24 simultaneously, therefore in matched moulds process without the need to considering the correspondence problem in casting mouth 22 and casting hole 21 again, reduce the operation easier of matched moulds.After matched moulds terminates, just casting operation can be carried out.
Depanning operation is carried out after shaping investment pattern, first cope match-plate pattern 1 is unloaded, unload assistant formation block 20 again, when carry out shaping loose piece part delivery operation time, first the shaping loose piece of internal ring wall is taken off, and then take off the shaping loose piece of external annulus, for the delivery of the shaping loose piece of external annulus, first pull out guiding tenon 17 ring wall forming blocks 8 between outer mount pad seat is taken off, then successively by left for outer mount pad forming blocks 6 and the right forming blocks 7 of outer mount pad circumferentially T-slot slideway 15 oppositely lateral sliding take off, wax-pattern distortion in delivery process is dropped to minimum, finally the annular tightened in groove 18 is tightened block 19 to take off, take off the shaping loose piece of support plate again, now delivery completes.
Claims (5)
1. a wax-pattern integrally forming mould, it is characterized in that: comprise cope match-plate pattern, base and shaping loose piece part, shaping loose piece part is between cope match-plate pattern and base, described shaping loose piece part comprises the shaping loose piece of internal ring wall, the shaping loose piece of external annulus and the shaping loose piece of support plate, and the shaping loose piece of support plate is between the shaping loose piece of internal ring wall and the shaping loose piece of external annulus;
The shaping loose piece of described internal ring wall comprises ring wall forming blocks between the left forming blocks of interior mount pad, the right forming blocks of interior mount pad and interior mount pad seat, between interior mount pad seat, ring wall forming blocks is between the left forming blocks of interior mount pad and the right forming blocks of interior mount pad, be connected by the first radial T-slot slideway between ring wall forming blocks and base between interior mount pad seat, the left forming blocks of interior mount pad, the right forming blocks of interior mount pad are located with being coordinated by the first circumferential rectangular channel slideway between base;
The shaping loose piece of described external annulus comprises ring wall forming blocks between the left forming blocks of outer mount pad, the right forming blocks of outer mount pad and outer mount pad seat, between outer mount pad seat, ring wall forming blocks is between the left forming blocks of outer mount pad and the right forming blocks of outer mount pad, be connected by the second radial T-slot slideway between ring wall forming blocks and base between outer mount pad seat, the left forming blocks of outer mount pad, be connected by circumferential T-slot slideway between the right forming blocks of outer mount pad and base;
The shaping loose piece of described support plate comprises inwall forming blocks between the left forming blocks of support plate, the right forming blocks of support plate and ring wall, between ring wall, inwall forming blocks is between the left forming blocks of support plate and the right forming blocks of support plate, and between the left forming blocks of support plate, the right forming blocks of support plate and ring wall, inwall forming blocks coordinates location by second week to rectangular channel slideway;
Between described cope match-plate pattern and shaping loose piece part, be provided with assistant formation block, assistant formation block is evenly equipped with some casting holes, cope match-plate pattern offers casting mouth, casting mouth is connected with casting hole;
Described cope match-plate pattern is provided with ring wall and tightens block, shaping loose piece part tightens block by ring wall and tightens, and is connected between cope match-plate pattern with base by tightening bolt.
2. a kind of wax-pattern integrally forming mould according to claim 1, it is characterized in that: between described outer mount pad seat, be installed with guiding tenon bottom ring wall forming blocks, guiding tenon adopts T-type structure, guiding tenon and the second radial T-slot slideway are slidably matched, and between outer mount pad seat, ring wall forming blocks is coordinated with base sliding by guiding tenon.
3. a kind of wax-pattern integrally forming mould according to claim 1, is characterized in that: be provided with at the shaping loose piece top of described support plate and tighten groove, and be embedded with annular and tighten block tightening groove, the shaping loose piece of support plate tightens block by annular and tightens.
4. a kind of wax-pattern integrally forming mould according to claim 1, is characterized in that: described cope match-plate pattern bottom surface is provided with casting groove, and casting mouth is connected with casting hole by casting groove.
5. a kind of wax-pattern integrally forming mould according to claim 1, is characterized in that: the bolt mounting holes that tightens of described cope match-plate pattern is set to circumferential elongate holes, and cope match-plate pattern has circumferential mobile space by tightening bolt mounting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420674948.0U CN204182860U (en) | 2014-11-12 | 2014-11-12 | A kind of wax-pattern integrally forming mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420674948.0U CN204182860U (en) | 2014-11-12 | 2014-11-12 | A kind of wax-pattern integrally forming mould |
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| Publication Number | Publication Date |
|---|---|
| CN204182860U true CN204182860U (en) | 2015-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420674948.0U Expired - Fee Related CN204182860U (en) | 2014-11-12 | 2014-11-12 | A kind of wax-pattern integrally forming mould |
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| CN106392008A (en) * | 2016-10-17 | 2017-02-15 | 株洲中航动力精密铸造有限公司 | Multi-channel wax injection runner die |
| CN106623772A (en) * | 2016-12-16 | 2017-05-10 | 中航动力股份有限公司 | Integrally casting mold for aero-engine diffuser |
| CN107297453A (en) * | 2017-05-10 | 2017-10-27 | 株洲中航动力精密铸造有限公司 | Method for manufacturing wax membrane for shrouded centrifugal impellor |
| CN107377872A (en) * | 2017-06-28 | 2017-11-24 | 株洲中航动力精密铸造有限公司 | Casing wax mould profiling die and die mould method |
| CN107570662A (en) * | 2017-09-20 | 2018-01-12 | 北京星航机电装备有限公司 | A kind of pressure wax-pattern tool of Intermediate Gray interlayer cavity |
| CN107626887A (en) * | 2017-09-20 | 2018-01-26 | 北京星航机电装备有限公司 | A kind of forming method of the wax-pattern of Intermediate Gray interlayer cavity |
| CN107803462A (en) * | 2017-12-12 | 2018-03-16 | 安徽应流集团霍山铸造有限公司 | A kind of casting wax mould assembled tool |
| CN109290515A (en) * | 2018-11-23 | 2019-02-01 | 沈阳航发精密铸造有限公司 | The large complicated ring-like Thin-Wall Outer Casing wax-pattern splicing tooling of one kind and wax-pattern manufacturing process |
| CN109332589A (en) * | 2018-11-14 | 2019-02-15 | 中国船舶重工集团公司第十二研究所 | A kind of essence casting formwork preparation method of large-scale complex thin-wall casing |
| FR3076752A1 (en) * | 2018-01-15 | 2019-07-19 | Safran Aircraft Engines | METHOD FOR MAKING A MULTI-PALE MODEL, TOOLING AND ASSEMBLY OF A MULTI-PALE MODEL AND A HOLDING ELEMENT |
| CN110899616A (en) * | 2019-12-10 | 2020-03-24 | 株洲凯丰实业股份有限公司 | Forming die of power turbine case wax matrix |
| CN111761024A (en) * | 2020-06-30 | 2020-10-13 | 中国航发南方工业有限公司 | Movable block for part wax mold forming, mold and part wax mold forming method |
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| CN117600401A (en) * | 2024-01-23 | 2024-02-27 | 合肥工业大学 | Rim wax pattern forming device for precision casting of automobile rim |
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| CN106392008A (en) * | 2016-10-17 | 2017-02-15 | 株洲中航动力精密铸造有限公司 | Multi-channel wax injection runner die |
| CN106623772A (en) * | 2016-12-16 | 2017-05-10 | 中航动力股份有限公司 | Integrally casting mold for aero-engine diffuser |
| CN107297453A (en) * | 2017-05-10 | 2017-10-27 | 株洲中航动力精密铸造有限公司 | Method for manufacturing wax membrane for shrouded centrifugal impellor |
| CN107297453B (en) * | 2017-05-10 | 2020-07-21 | 中国航发南方工业有限公司 | Wax mould manufacturing method for closed centrifugal impeller |
| CN107377872A (en) * | 2017-06-28 | 2017-11-24 | 株洲中航动力精密铸造有限公司 | Casing wax mould profiling die and die mould method |
| CN107377872B (en) * | 2017-06-28 | 2020-07-24 | 中国航发南方工业有限公司 | Cartridge case wax mould pressing mold and pressing method |
| CN107570662A (en) * | 2017-09-20 | 2018-01-12 | 北京星航机电装备有限公司 | A kind of pressure wax-pattern tool of Intermediate Gray interlayer cavity |
| CN107626887A (en) * | 2017-09-20 | 2018-01-26 | 北京星航机电装备有限公司 | A kind of forming method of the wax-pattern of Intermediate Gray interlayer cavity |
| CN107803462A (en) * | 2017-12-12 | 2018-03-16 | 安徽应流集团霍山铸造有限公司 | A kind of casting wax mould assembled tool |
| FR3076752A1 (en) * | 2018-01-15 | 2019-07-19 | Safran Aircraft Engines | METHOD FOR MAKING A MULTI-PALE MODEL, TOOLING AND ASSEMBLY OF A MULTI-PALE MODEL AND A HOLDING ELEMENT |
| US10682685B2 (en) | 2018-01-15 | 2020-06-16 | Safran Aircraft Engines | Method of making a multi-vane model, tooling, and an assembly comprising a multi-vane model and a holder element |
| CN109332589A (en) * | 2018-11-14 | 2019-02-15 | 中国船舶重工集团公司第十二研究所 | A kind of essence casting formwork preparation method of large-scale complex thin-wall casing |
| CN109290515B (en) * | 2018-11-23 | 2020-06-16 | 中国航发沈阳黎明航空发动机有限责任公司 | Wax mold splicing tool and wax mold forming method for large complex annular thin-wall casing |
| CN109290515A (en) * | 2018-11-23 | 2019-02-01 | 沈阳航发精密铸造有限公司 | The large complicated ring-like Thin-Wall Outer Casing wax-pattern splicing tooling of one kind and wax-pattern manufacturing process |
| CN110899616A (en) * | 2019-12-10 | 2020-03-24 | 株洲凯丰实业股份有限公司 | Forming die of power turbine case wax matrix |
| CN110899616B (en) * | 2019-12-10 | 2021-05-11 | 株洲凯丰实业股份有限公司 | Forming die of power turbine case wax matrix |
| CN111761024A (en) * | 2020-06-30 | 2020-10-13 | 中国航发南方工业有限公司 | Movable block for part wax mold forming, mold and part wax mold forming method |
| CN111761024B (en) * | 2020-06-30 | 2021-08-06 | 中国航发南方工业有限公司 | Movable block for part wax mold forming, mold and part wax mold forming method |
| CN112296254A (en) * | 2020-10-10 | 2021-02-02 | 株洲凯丰实业股份有限公司 | Power turbine impeller wax mold integral demolding mold and wax mold manufacturing method |
| CN112296254B (en) * | 2020-10-10 | 2022-04-22 | 株洲凯丰实业股份有限公司 | Power turbine impeller wax mold integral demolding mold and wax mold manufacturing method |
| CN117600401A (en) * | 2024-01-23 | 2024-02-27 | 合肥工业大学 | Rim wax pattern forming device for precision casting of automobile rim |
| CN117600401B (en) * | 2024-01-23 | 2024-04-05 | 合肥工业大学 | Rim wax pattern forming device for precision casting of automobile rim |
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