CN113523182A - Large-scale complex structure multilayer annular casting wax mold manufacturing method and fixture - Google Patents
Large-scale complex structure multilayer annular casting wax mold manufacturing method and fixture Download PDFInfo
- Publication number
- CN113523182A CN113523182A CN202110814714.6A CN202110814714A CN113523182A CN 113523182 A CN113523182 A CN 113523182A CN 202110814714 A CN202110814714 A CN 202110814714A CN 113523182 A CN113523182 A CN 113523182A
- Authority
- CN
- China
- Prior art keywords
- wax
- positioning
- locking
- wax mold
- clamp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
- B22C7/02—Lost patterns
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C23/00—Tools; Devices not mentioned before for moulding
Abstract
The invention relates to a method and a clamp for manufacturing a large-scale complex-structure multilayer annular casting wax mold.
Description
Technical Field
The invention relates to a technology for manufacturing an integral wax mold of a large-scale complex-structure multilayer annular casting, in particular to a method and a clamp for manufacturing the wax mold of the large-scale complex-structure multilayer annular casting.
Background
Increasing the turbine inlet air temperature and reducing the weight of the aircraft engine are the main approaches to improving the thrust-weight ratio of the aircraft engine. The main bearing parts of the aircraft engine, such as the high-temperature alloy turbine rear casing, the titanium alloy intermediate casing and the like, have complex structural designs and put more severe requirements on the metal matrix material and the processing technology thereof. From the course of development of developed countries in aviation in the world and the future trend, under the condition of certain engine thrust, the engine is lightened and the reliability is improved by thinning a casing casting, highly integrating a complex structure and adopting an integral precision casting technology, so that the performance of the engine is greatly improved, and the method is also one of effective ways for improving the thrust-weight ratio of the engine.
The near-net-shape investment precision casting technology is the most important technology for preparing large-scale complex structures of engines at home and abroad. The technology comprises the steps of manufacturing a wax mould by using a fusible wax material, then manufacturing a ceramic shell, roasting the ceramic shell after the wax mould is fused off, finally pouring molten metal into the shell, and cleaning the shell after the molten metal is solidified and cooled to obtain the required casting. By strictly controlling the casting material, each process link and process factors in the casting forming process and carrying out necessary heat treatment, the near-net-shaped casting with a working surface without mechanical processing or only local grinding can be obtained. Therefore, the investment precision casting technology has the advantages of high casting size precision and low surface roughness, and can be used for casting large thin-wall complex-structure castings with complex shapes and structures.
When the investment precision casting technology is adopted to produce the large-scale complex structure multilayer annular casting, the pressing of the wax pattern and the dimensional accuracy of the wax pattern are important steps, the large-scale complex structure multilayer annular casting usually has the characteristics of complex structure and large overall dimension, and if the method for pressing the integral wax pattern is adopted, the overall dimension of the mold is large, the wax injection amount is large, and the requirement on wax pressing equipment is high; difficulty in mold manufacture; the wax mold is long in taking out time, complex to operate and easy to damage; is not beneficial to adjusting the size of the wax mould.
Disclosure of Invention
The invention aims to solve the technical problem of providing a method and a clamp for manufacturing an integral wax mold of a large-scale complex-structure multilayer annular casting so as to meet the requirement of an investment precision casting technology of large-scale complex-structure multilayer annular castings such as aero-engine casings.
In order to solve the technical problem, the method for manufacturing the large-scale complex-structure multilayer annular casting wax mold provided by the invention comprises the following steps:
s1, splitting the integral wax mould into a plurality of split wax moulds convenient for combination and positioning, and reserving welding seams of 1.4mm-1.6 mm;
s2, designing and manufacturing a split wax mold matched with the split wax mold;
s3, designing and manufacturing a wax mould welding clamp, which comprises a plurality of groups of positioning clamps and locking clamps;
s4, pressing the split wax mold by using the filling wax material under the conditions of the ambient temperature of 21-25 ℃, the wax injection temperature of 59-61 ℃, the wax injection pressure of 16-20bar, the wax injection time of 40-50S and the pressure maintaining time of 120-150S;
s5, opening the mould, carefully taking out the wax mould and putting the wax mould into water at room temperature to prevent the wax mould from cooling and deforming; after the split wax mold is cooled to room temperature, removing the excess on the split wax mold;
s6, forming an integral wax mould by assembly welding, placing each split wax mould on a wax mould welding clamp according to the positioning requirement, locking the corresponding part of the wax mould, sucking the molten bonding wax by a dropping liquid suction pipe, and bonding the split wax moulds together;
s7, cooling the bonding wax to be welded to room temperature, then loosening the locking clamps, taking out the integral wax mold from the wax mold group welding clamp, placing the integral wax mold on a platform, and removing the excess on the integral wax mold;
and S8, detecting the size of the integral wax mold by using three coordinates, and finishing the manufacture of the integral wax mold when the detection result meets the control requirement.
Further, the integral wax mould comprises a wax mould outer ring piece and a wax mould inner ring piece, the wax mould inner ring piece is arranged at the top of the center of the wax mould outer ring piece, the wax mould inner ring piece comprises a plurality of inner ring piece split wax moulds formed by assembly welding, and the wax mould outer ring piece comprises a plurality of split wax moulds formed by assembly welding.
Further, the split wax mold comprises an inner side wall, an outer side wall and a connecting support, wherein the inner side wall and the outer side wall are fixed through the connecting support, an upper convex edge of the inner side wall is arranged at the top of the inner side wall, and a lower convex edge of the inner side wall is arranged at the bottom of the inner side wall; the top of lateral wall sets up the protruding edge on the lateral wall, and the bottom of lateral wall sets up the protruding edge under the lateral wall.
A large-scale complex structure multilayer annular casting wax matrix preparation uses the clamp, including chassis, fixed column, gland, multiunit locking clamp and locating clamp, the said fixed column is fixed to set up in the centre of the chassis, each separate body wax matrix sets up in order on the identical circumference of the edge of chassis in order to form the outer ring of wax matrix while clamping, and the inside of the separate body wax matrix is supported by the locating clamp, the outside of the separate body wax matrix is locked by the locking clamp, so as to make the separate body wax matrix carry on the peripheral spacing by locking clamp and locating clamp; the inner ring piece split wax molds are sequentially arranged on the same circumference of the central top end of the outer ring piece of the wax mold to form the inner ring piece of the wax mold, and the gland is fixedly connected with the fixing column and used for axially limiting the inner ring piece of the wax mold and the outer ring piece of the wax mold.
Further, the positioning fixture comprises a positioning fixture base, a positioning fixture sliding block and a positioning fixture vertical rod, wherein the positioning fixture sliding block is in sliding fit with the positioning fixture base, a positioning fixture clamping groove is formed between the positioning fixture sliding block and the positioning fixture base, a positioning fixture screw rod in threaded fit is arranged on the outer side of the positioning fixture base, and the positioning fixture screw rod is in transmission fit with the positioning fixture sliding block and is used for positioning the positioning fixture sliding block; the fixed positioning fixture pole setting that sets up in inboard of positioning fixture pedestal, the top of positioning fixture pole setting sets up the positioning fixture arc wall, and protruding edge and positioning fixture arc wall butt on the inside wall of components of a whole that can function independently wax matrix during the clamping, protruding edge is arranged in the positioning fixture centre gripping inslot under the inside wall of components of a whole that can function independently wax matrix, is locked the location by the positioning fixture slider.
Further, the locking clamp comprises a locking clamp base body, a locking clamp sliding block and a locking clamp vertical rod, the locking clamp sliding block is in sliding fit with the locking clamp base body, a locking clamp L-shaped clamping groove is formed between the locking clamp sliding block and the locking clamp base body, a locking clamp screw rod in threaded fit is arranged on the outer side of the locking clamp base body, and the locking clamp screw rod is in transmission fit with the locking clamp sliding block and is used for locking the locking clamp sliding block; the fixed locking fixture pole setting that sets up in inboard both ends of locking fixture pedestal, the top of locking fixture pole setting sets up the locking fixture horizontal pole, and the lateral wall epirelief of components of a whole that can function independently wax matrix is along with the locking fixture horizontal pole butt during the clamping, and the lateral wall epirelief of components of a whole that can function independently wax matrix is arranged in locking fixture L clamp inslot in, is locked by the locking fixture slider.
Furthermore, the edge of chassis sets up the location and props immediately, and the top that the location propped immediately sets up the location stull, and the outside on protruding edge on the components of a whole that can function independently wax matrix lateral wall is arranged in to the location stull during the clamping for carry out the angular positioning to components of a whole that can function independently wax matrix.
The invention has the technical effects that: (1) compared with the prior art, tests and actual production verification show that the wax mold split pressing, assembling and welding are adopted to form the integral wax mold, the integral roughness of the wax mold reaches 1.6 level, the dimensional precision reaches CT1 level, the dimensional stability of the wax mold is good, and the size of the wax mold is convenient to adjust; (2) the split wax mold is assembled and welded by adopting bonding wax through reserved welding seams, so that the efficiency is high; (3) through setting up locking clamp, positioning fixture, effectively support the location to protruding edge on the lateral wall of components of a whole that can function independently wax matrix, protruding edge under lateral wall, protruding edge on the inside wall, protruding edge under the inside wall, position accuracy when effectively having ensured components of a whole that can function independently wax matrix assembly welding.
Drawings
The invention is described in further detail below with reference to the drawings of the specification:
FIG. 1 is a schematic perspective view of an integral wax pattern;
FIG. 2 is a schematic perspective view of a split wax pattern;
FIG. 3 is a perspective view of the clamp;
FIG. 4 is a schematic perspective view of the gland;
fig. 5 is a perspective view of the locking clamp;
FIG. 6 is a perspective view of the positioning fixture;
FIG. 7 is a schematic perspective view of a single split wax mold during clamping;
FIG. 8 is a schematic perspective view of the whole wax mold after being clamped;
in the figure:
the integral wax mould comprises an integral wax mould 1, a wax mould outer ring part 10, a connecting support 11, an outer side wall 12, an outer side wall upper convex edge 13, an outer side wall lower convex edge 14, an inner side wall 15, an inner side wall upper convex edge 16, an inner side wall lower convex edge 17, a positioning bulge 18 and a wax mould inner ring part 20,
a chassis 30, a locking clamp 40, a locking clamp seat body 41, a locking clamp sliding block 42, a locking clamp screw 43, a locking clamp L-shaped clamping groove 44, a locking clamp upright rod 45, a locking clamp cross rod 46,
a positioning clamp 50, a positioning clamp seat body 51, a positioning clamp sliding block 52, a positioning clamp screw 53, a positioning clamp clamping groove 54, a positioning clamp upright rod 55, a positioning clamp arc-shaped groove 56,
the device comprises a fixing column 60, a positioning cross brace 70, a positioning vertical brace 71, a gland 80, a nut 81 and a compression ring 82.
Detailed Description
Example 1
A method for manufacturing a large-scale complex-structure multilayer annular casting wax mold comprises the following steps:
s1, splitting the integral wax mould into a plurality of split wax moulds convenient for combination and positioning, and reserving welding seams of 1.4mm-1.6 mm;
s2, designing and manufacturing a split wax mold matched with the split wax mold;
s3, designing and manufacturing a wax mould welding clamp, which comprises a plurality of groups of positioning clamps and locking clamps;
s4, pressing the split wax mold by using the filling wax material under the conditions of the ambient temperature of 21-25 ℃, the wax injection temperature of 59-61 ℃, the wax injection pressure of 16-20bar, the wax injection time of 40-50S and the pressure maintaining time of 120-150S;
s5, opening the mould, carefully taking out the wax mould and putting the wax mould into water at room temperature to prevent the wax mould from cooling and deforming; after the split wax mold is cooled to room temperature, removing the excess on the split wax mold;
s6, forming an integral wax mould by assembly welding, placing each split wax mould on a wax mould welding clamp according to the positioning requirement, locking the corresponding part of the wax mould, sucking the molten bonding wax by a dropping liquid suction pipe, and bonding the split wax moulds together;
s7, cooling the bonding wax to be welded to room temperature, then loosening the locking clamps, taking out the integral wax mold from the wax mold group welding clamp, placing the integral wax mold on a platform, and removing the excess on the integral wax mold;
and S8, detecting the size of the integral wax mold by using three coordinates, and finishing the manufacture of the integral wax mold when the detection result meets the control requirement.
Preferably, the width of the reserved welding line between the split wax molds is 1.5 mm;
as shown in fig. 1, the integral wax pattern 1 includes a wax pattern outer ring member 10 and a wax pattern inner ring member 20, the wax pattern inner ring member 20 is disposed at the top of the center of the wax pattern outer ring member 10, the wax pattern inner ring member 20 includes 4 inner ring member split wax patterns formed by assembly welding, and the wax pattern outer ring member 10 includes 15 split wax patterns formed by assembly welding.
As shown in fig. 2, each split wax mold comprises an inner side wall 15, an outer side wall 12 and a connecting support 11, wherein the inner side wall 15 and the outer side wall 12 are fixed through the connecting support 11, an inner side wall upper convex edge 16 is arranged at the top of the inner side wall 15, and an inner side wall lower convex edge 17 is arranged at the bottom of the inner side wall 15; the top of the outer side wall 12 is provided with an outer side wall upper convex edge 13, and the bottom of the outer side wall 12 is provided with an outer side wall lower convex edge 14; the outer wall of 1 of them components of a whole that can function independently wax matrix sets up location arch 18 for carry out angular positioning.
As shown in fig. 3 to 6, the clamp for manufacturing the large-scale complex-structure multilayer annular casting wax mold comprises a chassis 30, a fixing column 60, a gland 80, and 15 groups of locking clamps 40 and a positioning clamp 50, wherein the fixing column 60 is fixedly arranged at the center of the chassis 30, the split wax molds are sequentially arranged on the same circumference of the edge of the chassis 30 to form a wax mold outer ring 10 during clamping, the inner sides of the split wax molds are supported by the positioning clamp 50, and the outer sides of the split wax molds are locked by the locking clamps 40, so that the split wax molds are circumferentially limited by the locking clamps 40 and the positioning clamp 50; the inner ring piece split wax molds are sequentially arranged on the same circumference of the top end of the center of the wax mold outer ring piece 10 to form the wax mold inner ring piece 20, the center of the gland 80 is in threaded connection with the fixed column 60 through a nut 81, semicircular compression rings 82 are arranged in the circumferential direction of the gland 80, the gland 80 and the wax mold inner ring piece 20 are clamped after the two compression rings 82 are fixed, and the wax mold inner ring piece 20 and the wax mold outer ring piece 10 are axially limited through the gland 80.
The positioning fixture 50 comprises a positioning fixture base body 51, a positioning fixture sliding block 52 and a positioning fixture upright rod 55, the positioning fixture sliding block 52 is in sliding fit with the positioning fixture base body 51, a positioning fixture clamping groove 54 is formed between the positioning fixture sliding block 52 and the positioning fixture base body 51, a positioning fixture screw 53 in threaded fit with the positioning fixture base body 51 is arranged on the outer side of the positioning fixture base body 51, and the positioning fixture screw 53 is in transmission fit with the positioning fixture sliding block 52 and is used for positioning the positioning fixture sliding block 52; the fixed positioning fixture pole setting 55 that sets up in inboard of positioning fixture pedestal 51, the top of positioning fixture pole setting 55 sets up positioning fixture arc wall 56, and the protruding edge 16 and the 56 butt of positioning fixture arc walls on the inside wall of components of a whole that can function independently wax matrix during the clamping, the protruding edge 17 is arranged in positioning fixture centre gripping groove 54 under the inside wall of components of a whole that can function independently wax matrix, is locked the location by positioning fixture slider 52.
The locking clamp 40 comprises a locking clamp base body 41, a locking clamp sliding block 42 and a locking clamp upright rod 45, wherein the locking clamp sliding block 42 is in sliding fit with the locking clamp base body 41, a locking clamp L-shaped clamping groove 44 is formed between the locking clamp sliding block 42 and the locking clamp base body 41, a locking clamp screw 43 in threaded fit with the locking clamp base body 41 is arranged on the outer side of the locking clamp base body 41, and the locking clamp screw 43 is in transmission fit with the locking clamp sliding block 42 and is used for locking the locking clamp sliding block 42; the locking clamp vertical rods 45 are fixedly arranged at two ends of the inner side of the locking clamp base body 41, the locking clamp cross rod 46 is arranged at the top end of each locking clamp vertical rod 45, the upper convex edge 13 of the outer side wall of the split wax mold is abutted against the locking clamp cross rod 46 during clamping, and the lower convex edge 14 of the outer side wall of the split wax mold is arranged in the locking clamp L-shaped clamping groove 44 and is locked by the locking clamp sliding block 42.
The edge of chassis 30 sets up the location and props 70 immediately, and the top that props 70 immediately in the location sets up location stull 71, and the location props 70 immediately during the clamping, location stull 71 cooperatees with protruding 18 of location for location stull 71 is arranged in the outside of the protruding edge 13 on the components of a whole that can function independently wax matrix lateral wall, is used for carrying out the angular positioning to the components of a whole that can function independently wax matrix.
The method for manufacturing the large-scale complex-structure multilayer annular casting wax mold is adopted to manufacture 3 integral wax molds, namely a large-scale complex-structure multilayer annular casting integral wax mold A, a large-scale complex-structure multilayer annular casting integral wax mold B and a large-scale complex-structure multilayer annular casting integral wax mold C, wherein the control size requirements of the integral wax molds are listed in Table 1.
TABLE 1 integral wax pattern test results for large complex structure multi-layer annular castings
As can be seen from the detection results listed in Table 1, the dimensional accuracy of the integral wax pattern formed by the split pressing, assembling and welding of the wax pattern reaches the CT1 level, and the dimensional stability of the wax pattern is good.
It should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious variations or modifications which fall within the spirit of the invention are intended to be covered by the scope of the present invention.
Claims (7)
1. A method for manufacturing a large-scale complex-structure multilayer annular casting wax mold is characterized by comprising the following steps:
s1, splitting the integral wax mould into a plurality of split wax moulds convenient for combination and positioning, and reserving welding seams of 1.4mm-1.6 mm;
s2, designing and manufacturing a split wax mold matched with the split wax mold;
s3, designing and manufacturing a wax mould welding clamp, which comprises a plurality of groups of positioning clamps and locking clamps;
s4, pressing the split wax mold by using the filling wax material under the conditions of the ambient temperature of 21-25 ℃, the wax injection temperature of 59-61 ℃, the wax injection pressure of 16-20bar, the wax injection time of 40-50S and the pressure maintaining time of 120-150S;
s5, opening the mould, carefully taking out the wax mould and putting the wax mould into water at room temperature to prevent the wax mould from cooling and deforming; after the split wax mold is cooled to room temperature, removing the excess on the split wax mold;
s6, forming an integral wax mould by assembly welding, placing each split wax mould on a wax mould welding clamp according to the positioning requirement, locking the corresponding part of the wax mould, sucking the molten bonding wax by a dropping liquid suction pipe, and bonding the split wax moulds together;
s7, cooling the bonding wax to be welded to room temperature, then loosening the locking clamps, taking out the integral wax mold from the wax mold group welding clamp, placing the integral wax mold on a platform, and removing the excess on the integral wax mold;
and S8, detecting the size of the integral wax mold by using three coordinates, and finishing the manufacture of the integral wax mold when the detection result meets the control requirement.
2. The method for manufacturing the large-scale complex-structure multi-layer annular casting wax mold according to claim 1, wherein the integral wax mold comprises a wax mold outer ring piece and a wax mold inner ring piece, the wax mold inner ring piece is arranged on the top of the center of the wax mold outer ring piece, the wax mold inner ring piece comprises a plurality of inner ring piece split wax molds formed by assembly welding, and the wax mold outer ring piece comprises a plurality of split wax molds formed by assembly welding.
3. The manufacturing method of the large-scale complex-structure multilayer annular casting wax mold according to claim 2, wherein the split wax mold comprises an inner side wall, an outer side wall and a connecting support, the inner side wall and the outer side wall are fixed through the connecting support, an upper convex edge of the inner side wall is arranged at the top of the inner side wall, and a lower convex edge of the inner side wall is arranged at the bottom of the inner side wall; the top of lateral wall sets up the protruding edge on the lateral wall, and the bottom of lateral wall sets up the protruding edge under the lateral wall.
4. A large-scale complicated structure multilayer annular casting wax matrix preparation uses the clamp, characterized by, including chassis, fixed column, gland, multiunit locking clamp and positioning clamp, the said fixed column is fixed to set up in the centre of the chassis, each separate body wax matrix sets up in order on the identical circumference of the edge of chassis in order to form the outer ring of wax matrix while clamping, and the inboard of the separate body wax matrix is supported by the positioning clamp, the outside of the separate body wax matrix is locked by the locking clamp, so that the separate body wax matrix is carried on the circumferential spacing by locking clamp and positioning clamp; the inner ring piece split wax molds are sequentially arranged on the same circumference of the central top end of the outer ring piece of the wax mold to form the inner ring piece of the wax mold, and the gland is fixedly connected with the fixing column and used for axially limiting the inner ring piece of the wax mold and the outer ring piece of the wax mold.
5. The large-scale complicated structure multilayer annular casting wax mold manufacturing fixture according to claim 4, wherein the positioning fixture comprises a positioning fixture base, a positioning fixture slide block and a positioning fixture vertical rod, the positioning fixture slide block is in sliding fit with the positioning fixture base, a positioning fixture clamping groove is formed between the positioning fixture slide block and the positioning fixture base, a positioning fixture screw rod in threaded fit is arranged on the outer side of the positioning fixture base, and the positioning fixture screw rod is in transmission fit with the positioning fixture slide block and is used for positioning the positioning fixture slide block; the fixed positioning fixture pole setting that sets up in inboard of positioning fixture pedestal, the top of positioning fixture pole setting sets up the positioning fixture arc wall, and protruding edge and positioning fixture arc wall butt on the inside wall of components of a whole that can function independently wax matrix during the clamping, protruding edge is arranged in the positioning fixture centre gripping inslot under the inside wall of components of a whole that can function independently wax matrix, is locked the location by the positioning fixture slider.
6. The large-scale complicated structure multilayer annular casting wax mold manufacturing clamp according to claim 5, wherein the locking clamp comprises a locking clamp base body, a locking clamp sliding block and a locking clamp vertical rod, the locking clamp sliding block is in sliding fit with the locking clamp base body, a locking clamp L-shaped clamping groove is formed between the locking clamp sliding block and the locking clamp base body, a locking clamp screw rod in threaded fit is arranged on the outer side of the locking clamp base body, and the locking clamp screw rod is in transmission fit with the locking clamp sliding block and is used for locking the locking clamp sliding block; the fixed locking fixture pole setting that sets up in inboard both ends of locking fixture pedestal, the top of locking fixture pole setting sets up the locking fixture horizontal pole, and the lateral wall epirelief of components of a whole that can function independently wax matrix is along with the locking fixture horizontal pole butt during the clamping, and the lateral wall epirelief of components of a whole that can function independently wax matrix is arranged in locking fixture L clamp inslot in, is locked by the locking fixture slider.
7. The fixture for manufacturing the large-scale complex-structure multilayer annular casting wax mold according to claim 6, wherein a positioning vertical support is arranged at the edge of the base plate, a positioning transverse support is arranged at the top end of the positioning vertical support, and the positioning transverse support is arranged on the outer side of the upper convex edge of the outer side wall of the split wax mold during clamping and used for angularly positioning the split wax mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110814714.6A CN113523182B (en) | 2021-07-19 | 2021-07-19 | Large-scale complex structure multilayer annular casting wax mold manufacturing method and fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110814714.6A CN113523182B (en) | 2021-07-19 | 2021-07-19 | Large-scale complex structure multilayer annular casting wax mold manufacturing method and fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113523182A true CN113523182A (en) | 2021-10-22 |
| CN113523182B CN113523182B (en) | 2022-08-30 |
Family
ID=78128825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110814714.6A Active CN113523182B (en) | 2021-07-19 | 2021-07-19 | Large-scale complex structure multilayer annular casting wax mold manufacturing method and fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113523182B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406196A (en) * | 2021-12-31 | 2022-04-29 | 北京航空材料研究院股份有限公司 | Preparation method of titanium and titanium alloy casting containing special-shaped inner cavity |
| CN114425598A (en) * | 2021-12-31 | 2022-05-03 | 北京航空材料研究院股份有限公司 | Preparation method of titanium and titanium alloy casting containing special-shaped gap holes |
| CN114425605A (en) * | 2021-12-31 | 2022-05-03 | 北京航空材料研究院股份有限公司 | Preparation method of titanium and titanium alloy casting containing special-shaped inner cavity |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102363199A (en) * | 2011-11-04 | 2012-02-29 | 西安航空动力股份有限公司 | Manufacturing method and fixture of integral bladed-disk wax mold |
| CN102366817A (en) * | 2011-11-04 | 2012-03-07 | 西安航空动力股份有限公司 | Wax mould manufacturing method of integral blade ring and combined fixture |
| CN107931521A (en) * | 2017-10-09 | 2018-04-20 | 株洲中航动力精密铸造有限公司 | Wax-pattern positioner and wax-pattern assembling method for flanged disk casting |
| 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 |
| CN109590434A (en) * | 2018-12-25 | 2019-04-09 | 航天海鹰(哈尔滨)钛业有限公司 | A kind of wax-pattern splicing tooling for titanium investment precision casting |
| CN111318641A (en) * | 2020-04-09 | 2020-06-23 | 上海交通大学 | Method for controlling offset size of water-soluble core wax mold of complex thin-wall hollow casting |
| CN111468676A (en) * | 2020-05-19 | 2020-07-31 | 贵州安吉航空精密铸造有限责任公司 | Preparation method of integral wax mold of large-scale closed annular casing casting |
| CN113000785A (en) * | 2021-02-26 | 2021-06-22 | 安徽应流航源动力科技有限公司 | Manufacturing method of oversized wax mold |
-
2021
- 2021-07-19 CN CN202110814714.6A patent/CN113523182B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102363199A (en) * | 2011-11-04 | 2012-02-29 | 西安航空动力股份有限公司 | Manufacturing method and fixture of integral bladed-disk wax mold |
| CN102366817A (en) * | 2011-11-04 | 2012-03-07 | 西安航空动力股份有限公司 | Wax mould manufacturing method of integral blade ring and combined fixture |
| CN107931521A (en) * | 2017-10-09 | 2018-04-20 | 株洲中航动力精密铸造有限公司 | Wax-pattern positioner and wax-pattern assembling method for flanged disk casting |
| 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 |
| CN109590434A (en) * | 2018-12-25 | 2019-04-09 | 航天海鹰(哈尔滨)钛业有限公司 | A kind of wax-pattern splicing tooling for titanium investment precision casting |
| CN111318641A (en) * | 2020-04-09 | 2020-06-23 | 上海交通大学 | Method for controlling offset size of water-soluble core wax mold of complex thin-wall hollow casting |
| CN111468676A (en) * | 2020-05-19 | 2020-07-31 | 贵州安吉航空精密铸造有限责任公司 | Preparation method of integral wax mold of large-scale closed annular casing casting |
| CN113000785A (en) * | 2021-02-26 | 2021-06-22 | 安徽应流航源动力科技有限公司 | Manufacturing method of oversized wax mold |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406196A (en) * | 2021-12-31 | 2022-04-29 | 北京航空材料研究院股份有限公司 | Preparation method of titanium and titanium alloy casting containing special-shaped inner cavity |
| CN114425598A (en) * | 2021-12-31 | 2022-05-03 | 北京航空材料研究院股份有限公司 | Preparation method of titanium and titanium alloy casting containing special-shaped gap holes |
| CN114425605A (en) * | 2021-12-31 | 2022-05-03 | 北京航空材料研究院股份有限公司 | Preparation method of titanium and titanium alloy casting containing special-shaped inner cavity |
| CN114425598B (en) * | 2021-12-31 | 2023-10-27 | 北京航空材料研究院股份有限公司 | Preparation method of titanium and titanium alloy casting containing special-shaped slit holes |
| CN114425605B (en) * | 2021-12-31 | 2023-10-27 | 北京航空材料研究院股份有限公司 | Preparation method of titanium and titanium alloy casting containing special-shaped inner cavity |
| CN114406196B (en) * | 2021-12-31 | 2023-12-15 | 北京航空材料研究院股份有限公司 | Preparation method of titanium and titanium alloy casting containing special-shaped inner cavity |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113523182B (en) | 2022-08-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113523182B (en) | Large-scale complex structure multilayer annular casting wax mold manufacturing method and fixture | |
| CN111151965B (en) | Adjustable profile inner support welding tool and using method | |
| US9205522B2 (en) | Equipment comprising a rotatable cradle and intended for encasing the airfoil of a turbine blade in order to machine the root | |
| CN109175236A (en) | The tapered whole shell section casting and molding method of large thin-wall aluminum alloy round | |
| CN109909577A (en) | A kind of support case component vacuum brazing tooling and its application method | |
| CN104826995A (en) | Vertical ceramic mold shell and molding method thereof | |
| CN104884190A (en) | Centrifugal casting device | |
| CN213889103U (en) | Combined tool for machining metal honeycomb workpiece | |
| CN110524204A (en) | A kind of blade processing technique | |
| CN112222771B (en) | Method for controlling position degree of support plate of bearing frame casting of inclined support plate | |
| CN211413234U (en) | Correcting tool for ring segment precision casting | |
| CN109702146B (en) | Dewaxing method and dewaxing device for ceramic shell | |
| CN207393337U (en) | Piston | |
| CN114012875B (en) | Preform shaping mold of ceramic matrix composite mixer and using method | |
| CN113814354B (en) | Deformation-inhibiting pouring system and method for large-sized thin-wall high-temperature alloy hollow casing casting | |
| CN210789129U (en) | Motor casing die of oil production machine | |
| RU2585604C1 (en) | Mould for centrifugal end shaped castings from refractory and chemically active alloys | |
| CN115070341B (en) | Method for eliminating deformation of K4169 alloy aeroengine casing casting | |
| CN114289918A (en) | Large-scale super-long titanium alloy special-shaped thin shell precision casting and processing and welding deformation control technology | |
| CN108176821A (en) | Double sand core positioning devices and method | |
| CN113020527A (en) | Closed large-size copper-nickel alloy BFe30-1-1 flange forming die and processing method | |
| CN217666218U (en) | Anti-deformation clamping fixture for integrally cast ring-shaped piece | |
| CN217647434U (en) | Ceramic core for manufacturing aeroengine and gas turbine blade | |
| CN207205183U (en) | The superplastic forming of the thicker face split casting such as a kind of/diffusion joint forming mould | |
| CN116408220A (en) | Tool for spraying flywheel shell sand cores |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |