CN103273003A - Wax pattern correcting tool - Google Patents
Wax pattern correcting tool Download PDFInfo
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- CN103273003A CN103273003A CN2013101820130A CN201310182013A CN103273003A CN 103273003 A CN103273003 A CN 103273003A CN 2013101820130 A CN2013101820130 A CN 2013101820130A CN 201310182013 A CN201310182013 A CN 201310182013A CN 103273003 A CN103273003 A CN 103273003A
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- rectifying plane
- wax
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Abstract
The invention discloses a wax pattern correcting tool which comprises a bottom plate, wherein a first correcting device which is used for correcting a wax pattern crown and a second correcting device which is used for correcting wax pattern rabbet and body are at least fixedly arranged on the bottom plate; the first correcting device and the second correcting device have the same structure, and respectively comprise a correcting surface fixing plate installed on the bottom plate, as well as a correcting surface fixing bracket I and a correcting surface fixing bracket II; a cover plate is arranged on the correcting surface fixing plate; the correcting surface fixing bracket I and the correcting surface fixing bracket II are used for clamping the corresponding parts of the wax pattern; the correcting surface fixing bracket II is installed above the correcting surface fixing bracket I and is hinged with one end of the correcting surface fixing bracket I; the correcting surface fixing bracket I extends to the part above the cover plate from the interior of the cover plate; the other ends of the correcting surface fixing bracket I and the correcting surface fixing bracket II are clamped or released through a quick clamp; the height of the cover plate can be adjusted relative to the correcting surface fixing plate, and the cover plate is fixed through hexagon socket cap screws after the height is adjusted; and the inclination angle of the correcting surface fixing bracket I can be adjusted relative to the cover plate, and the correcting surface fixing bracket I is fixed by screws after the angle is adjusted.
Description
Technical field
The present invention relates to the manufacturing field of Wax mold, specifically be applied to the correction of wax pattern size.
Background technology
Wax pattern is after completing, often because factors such as environmental factor and other structures cause the structure of wax pattern to take place inevitably to change; Commonly the reason of Shou Suoing causes wax pattern can be after compacting is finished distortion to occur in some important section parts (integral shroud, positions such as tenon), and this deflection causes the deterioration in accuracy of wax-pattern, causes the qualification rate of the foundry goods that follow-up casting comes out to descend.
Summary of the invention
Technical problem to be solved by this invention is at above-mentioned deficiency of the prior art, provides the wax pattern after a kind of compacting can being finished to carry out dimension correction, makes it can be used for the accurately wax-pattern correcting tool of processing.
The technical solution adopted for the present invention to solve the technical problems is: the wax-pattern correcting tool, comprise base plate, and fixedly mount at least on the base plate and be useful on first means for correcting of proofreading and correct the wax-pattern integral shroud and second means for correcting that is used for proofreading and correct the wax-pattern tenon;
Described first means for correcting is identical with the second means for correcting structure, comprise the rectifying plane fixed head that is fixedly installed on the base plate, on the rectifying plane fixed head cover plate is installed, also comprise rectifying plane fixed mount I and rectifying plane fixed mount II for clamping wax-pattern corresponding position, rectifying plane fixed mount II is installed on rectifying plane fixed mount I top and hinged with the end of rectifying plane fixed mount I; Rectifying plane fixed mount I is extended to the top of cover plate by the inside of cover plate; The other end of rectifying plane fixed mount I and rectifying plane fixed mount II clamps or opens by fast clamp; The adjustable height of described cover plate relative correction face fixed head, adjust height after, fix by hexagon socket cap head screw; The tilt adjustable of the relative cover plate of described rectifying plane fixed mount I, adjust angle after, fix by screw.
Further be: above-mentioned first means for correcting comprises the first rectifying plane fixed head, the first rectifying plane fixed mount I, the first rectifying plane fixed mount II; The side of the first rectifying plane fixed mount I and the first rectifying plane fixed mount II is equipped with the first integral shroud compact heap and the second integral shroud compact heap, on the first integral shroud compact heap and the second integral shroud compact heap clamping screw that compresses for the wax-pattern integral shroud is installed; The termination of clamping screw is fixing to be equipped with compact heap and pressure strip successively, and clamping screw compresses the wax-pattern integral shroud by the compact heap plate.
Further be: the side of the above-mentioned first rectifying plane fixed mount I and the first rectifying plane fixed mount II also is equipped with for finally adjusting the adjusting device of wax-pattern position by regulating wax-pattern integral shroud position, described adjusting device comprises: the first integral shroud regulating block, the second integral shroud regulating block, the 3rd integral shroud regulating block and the 4th integral shroud regulating block, the first integral shroud regulating block, the second integral shroud regulating block, on the 3rd integral shroud regulating block and the 4th integral shroud regulating block adjustment screw is installed, adjustment screw is passed the whole first rectifying plane fixed mount I or the first rectifying plane fixed mount II, one end of adjustment screw props up the wax-pattern integral shroud by baffle plate, and the other end engagement of adjustment screw is equipped with hex nut; Rotate hex nut and can realize the movement of adjustment screw, thereby regulate the position of wax-pattern integral shroud.
Further be: also be provided with the first zero-bit pin for restriction rectifying plane fixed mount I and rectifying plane fixed head relative position on the above-mentioned cover plate, second zero-bit pin and the alignment pin.
Further be: also be set with plain washer on the above-mentioned hexagon socket cap head screw; The end of described rectifying plane fixed mount II is equipped with fast clamp fixed block.
Further be: offer through hole on the rectifying plane fixed mount II of above-mentioned each means for correcting; Connecting axle passes each through hole simultaneously.
Further be: two ends respectively are manufactured with two pillars that link to each other by handle on the above-mentioned base plate.
Further be: above-mentioned correction fixed head bottom is fixed by cylindrical pin with internal thread with base plate.
Further be: three means for correcting identical with its structure is installed at least, any one in the 4th means for correcting and the 5th means for correcting or any two or all between above-mentioned first means for correcting and second means for correcting; The 3rd means for correcting, the rectifying plane fixed mount I of the 4th means for correcting and the 5th means for correcting and rectifying plane fixed mount II are respectively applied to the different parts of clamping wax-pattern.
The present invention compared with prior art has the following advantages:
The present invention can carry out the size rectification of integral shroud and tenon part to wax-pattern, can carry out the adjusting of height and angle to the wax-pattern corresponding site simultaneously, and its adjustable range is big, the degree of regulation height; Can avoid mould because the processing technology factor causes distortion and the distortion of wax pattern self after suppressing wax pattern, finally can't guarantee the defective of product precision.
Description of drawings
Fig. 1 is the plan structure schematic diagram of wax-pattern correcting tool;
Fig. 2 is A-A sectional structure schematic diagram among Fig. 1;
Fig. 3 is B-B sectional structure schematic diagram among Fig. 1;
Fig. 4 is C-C sectional structure schematic diagram among Fig. 1.
Description of reference numerals:
The 1-base plate, the 2-first rectifying plane fixed head, the 3-first rectifying plane fixed mount I, the 4-first rectifying plane fixed mount II, the 5-second rectifying plane fixed head, the 6-second rectifying plane fixed mount I, the 7-second rectifying plane fixed mount II, 8-the 3rd rectifying plane fixed head, 9-the 3rd rectifying plane fixed mount I, 10-the 3rd rectifying plane fixed mount II, 11-the 4th rectifying plane fixed head, 12-the 4th rectifying plane fixed mount I, 13-the 4th rectifying plane fixed mount II, 14-the 5th rectifying plane fixed head, 15-the 5th rectifying plane fixed mount I, 16-the 5th rectifying plane fixed mount II, 17-contiguous block, 18-connecting axle, the 19-cover plate, the 20-first integral shroud compact heap, the 21-second integral shroud compact heap, the 22-first integral shroud regulating block, the 23-second integral shroud regulating block, 24-the 3rd integral shroud regulating block, 25-the 4th integral shroud regulating block, 26-compact heap, the 27-pressure strip, the 28-leg, 29-clamping screw, 30-cylindrical pin with internal thread, the 31-hex nut, the 32-connecting pin, the fast clamp fixed block of 33-, 34-hexagon socket cap head screw, the fast clamp of 35-, the 36-wire spring, 37-handle, 38-technological ball, the 39-alignment pin, the 40-second zero-bit pin, the 41-first zero-bit pin, 42-plain washer.
The specific embodiment
Below in conjunction with drawings and Examples the specific embodiment of the invention is described:
Fig. 1 to Fig. 4 shows a kind of concrete structure of the present invention; As shown in the figure, the present invention includes: base plate 1, the first rectifying plane fixed head 2, the first rectifying plane fixed mount I, the first rectifying plane fixed mount II, the second rectifying plane fixed head 5, the second rectifying plane fixed mount I, the second rectifying plane fixed mount II, the 3rd rectifying plane fixed head 8, the 3rd rectifying plane fixed mount I, the 3rd rectifying plane fixed mount II, the 4th rectifying plane fixed head 11, the four rectifying plane fixed mount I, the 4th rectifying plane fixed mount II, the 5th rectifying plane fixed head 14, the five rectifying plane fixed mount I, the 5th rectifying plane fixed mount II, contiguous block 17,18, five cover plates of connecting axle, 19, the first integral shroud compact heaps 20, the second integral shroud compact heap 21, the first integral shroud regulating block, 22, the second integral shroud regulating blocks, 23, the three integral shroud regulating blocks 24, the 4th integral shroud regulating block 25, compact heap 26, pressure strip 27, leg 28, clamping screw 29, cylindrical pin with internal thread 30, hex nut 31, connecting pin 32, fast clamp fixed block 33, hexagon socket cap head screw 34, fast clamp 35, wire spring 36, handle 37, technological ball 38, alignment pin 39, the second zero-bit pins 40, the first zero-bit pin 41, plain washer 42.
Wax-pattern correcting tool among Fig. 1 to Fig. 2 comprises base plate 1, and fixed installation is useful on first means for correcting of proofreading and correct the wax-pattern integral shroud and second means for correcting that is used for proofreading and correct the wax-pattern tenon on the base plate 1; Also fixed installation is useful on the 3rd means for correcting of proofreading and correct wax-pattern different cross section between wax-pattern integral shroud and wax-pattern tenon, the 4th means for correcting and the 5th means for correcting;
The structure of above-mentioned five means for correctings is identical, comprise the rectifying plane fixed head that is fixedly installed on the base plate 1, on the rectifying plane fixed head cover plate is installed, also comprise rectifying plane fixed mount I and rectifying plane fixed mount II for clamping wax-pattern corresponding position, rectifying plane fixed mount II is installed on rectifying plane fixed mount I top and hinged with the end of rectifying plane fixed mount I; Rectifying plane fixed mount I is extended to the top of cover plate by the inside of cover plate; The other end of rectifying plane fixed mount I and rectifying plane fixed mount II clamps or opens by fast clamp 35; The adjustable height of described cover plate relative correction face fixed head, adjust height after, fixing by hexagon socket cap head screw 34; The tilt adjustable of the relative cover plate of described rectifying plane fixed mount I, adjust angle after, fix by screw.
In five above-mentioned means for correctings structure unique different be that rectifying plane fixed mount I is different with the structure of the wax-pattern retaining part of rectifying plane fixed mount II; What rectifying plane fixed mount I and rectifying plane fixed mount II will guarantee just to coincide clamps the wax-pattern corresponding position.
In order to guarantee reliability and the fastness of the initial fixation position of wax-pattern in this correcting tool; Above-mentioned first means for correcting comprises the first rectifying plane fixed head, 2, the first rectifying plane fixed mount I, the first rectifying plane fixed mount II; The side of the first rectifying plane fixed mount I and the first rectifying plane fixed mount II is equipped with on the first integral shroud compact heap 20 and the second integral shroud compact heap, 21, the first integral shroud compact heaps 20 and the second integral shroud compact heap 21 and is equipped with for the clamping screw 29 that the wax-pattern integral shroud is compressed; The termination of clamping screw 29 is equipped with compact heap 26 and pressure strip 27 successively, and clamping screw 29 compresses the wax-pattern integral shroud by pressure strip 27.
In order to guarantee the accuracy of the initial fixation position of wax-pattern in this correcting tool, the side of the above-mentioned first rectifying plane fixed mount I and the first rectifying plane fixed mount II also is equipped with for finally adjusting the adjusting device of wax-pattern position by regulating wax-pattern integral shroud position, described adjusting device comprises: the first integral shroud regulating block 22, the second integral shroud regulating block 23, the 3rd integral shroud regulating block 24 and the 4th integral shroud regulating block 25, the first integral shroud regulating block 22, the second integral shroud regulating block 23, on the 3rd integral shroud regulating block 24 and the 4th integral shroud regulating block 25 adjustment screw is installed, adjustment screw is passed the whole first rectifying plane fixed mount I or the first rectifying plane fixed mount II, one end of adjustment screw props up the wax-pattern integral shroud by baffle plate, and the other end engagement of adjustment screw is equipped with hex nut 31; Rotate hex nut 31 and can realize the movement of adjustment screw, thereby regulate the position of wax-pattern integral shroud.
In order to regulate rectifying plane fixed mount I and cover plate and behind the rectifying plane fixed head, can in time this position be limited, also be provided with the first zero-bit pin, 41, the second zero-bit pins 40 and alignment pin 39 for restriction rectifying plane fixed mount I and rectifying plane fixed head relative position on the above-mentioned cover plate.
Further, also be set with plain washer 42 on the above-mentioned hexagon socket cap head screw 34; The end of described rectifying plane fixed mount II is equipped with fast clamp fixed block 33.
Open or fall closure in order to allow all rectifying plane fixed mount II promote simultaneously, offer through hole on the rectifying plane fixed mount II of above-mentioned each means for correcting; Connecting axle 18 passes each through hole simultaneously.
Artificial or mechanical whole wax-pattern correcting tool is moved for convenience, two ends respectively are manufactured with two pillars that link to each other by handle 37 on the above-mentioned base plate 1.
The dismounting of single means for correcting for convenience, above-mentioned correction fixed head bottom is fixing by cylindrical pin with internal thread 30 with base plate 1.
Above-mentioned wax-pattern correcting tool is the basic following steps that comprise in use:
(1) opens all fast clamps, live connecting axle with hand rest and open upper holder (fixed mount I) fully
(2) put into product (wax-pattern), guarantee that localization part (hold down gag and adjusting device) all contacts;
(3) connecting axle with hand rest, slowly move down, carefully avoid part to break product in the moving process.After all cross section fixed mounts are incorporated into the position, the mated condition of scrutiny product and frock, errorless after, buckle fast clamp one by one;
(4) adjusting holds out against screw, holds out against product;
(5) adjust the integral shroud regulating block, behind the pad of packing into (theoretical value), after guaranteeing regulating block and listrium contacting, hold out against integral shroud and hold out against screw;
(6) regulate each means for correcting.
In the above-mentioned steps (6), need by the standard cushion block with the cover plate pad to the size that needs to regulate, highly adjusting finishes; By rotating the inclination angle of the relative cover plate of rectifying plane fixed mount I, tilt adjustment finishes, and alignment pin is installed at last then, and the first zero-bit pin and the second zero-bit pin limit the position; Finally tighten hexagon socket cap head screw and screw fixed position.
By reference to the accompanying drawings the preferred embodiment for the present invention has been done detailed description above, but the invention is not restricted to above-mentioned embodiment, in the ken that those of ordinary skills possess, can also under the prerequisite that does not break away from aim of the present invention, make a variety of changes.
Do not break away from the spirit and scope of the present invention and can make many other changes and remodeling.Should be appreciated that to the invention is not restricted to specific embodiment, scope of the present invention is defined by the following claims.
Claims (9)
1. the wax-pattern correcting tool comprises base plate (1), fixedly mounts at least on the base plate (1) to be useful on first means for correcting of proofreading and correct the wax pattern integral shroud and second means for correcting that is used for proofreading and correct wax pattern tenon and blade;
Described first means for correcting is identical with the second means for correcting structure, comprise the rectifying plane fixed head that is fixedly installed on the base plate (1), on the rectifying plane fixed head cover plate is installed, also comprise rectifying plane fixed mount I and rectifying plane fixed mount II for clamping wax-pattern corresponding position, rectifying plane fixed mount II is installed on rectifying plane fixed mount I top and hinged with the end of rectifying plane fixed mount I; Rectifying plane fixed mount I is extended to the top of cover plate by the inside of cover plate; The other end of rectifying plane fixed mount I and rectifying plane fixed mount II clamps or opens by fast clamp (35); The adjustable height of described cover plate relative correction face fixed head, adjust height after, fixing by hexagon socket cap head screw (34); The tilt adjustable of the relative cover plate of described rectifying plane fixed mount I, adjust angle after, fix by screw.
2. wax pattern correcting tool as claimed in claim 1, it is characterized in that: described first means for correcting comprises the first rectifying plane fixed head (2), the first rectifying plane fixed mount I, the first rectifying plane fixed mount II; The side of the first rectifying plane fixed mount I and the first rectifying plane fixed mount II is equipped with the first integral shroud compact heap (20) and the second integral shroud compact heap (21), is equipped with for the clamping screw that the wax-pattern integral shroud is compressed (29) on the first integral shroud compact heap (20) and the second integral shroud compact heap (21); The termination of clamping screw (29) is fixing to be equipped with compact heap (26) and pressure strip (27) successively, and clamping screw (29) compresses the wax pattern integral shroud by compact heap plate (27).
3. wax-pattern correcting tool as claimed in claim 2, it is characterized in that: the side of the first rectifying plane fixed mount I and the first rectifying plane fixed mount II also is equipped with for finally adjusting the adjusting device of wax-pattern position by regulating wax-pattern integral shroud position, described adjusting device comprises: the first integral shroud regulating block (22), the second integral shroud regulating block (23), the 3rd integral shroud regulating block (24) and the 4th integral shroud regulating block (25), the first integral shroud regulating block (22), the second integral shroud regulating block (23), on the 3rd integral shroud regulating block (24) and the 4th integral shroud regulating block (25) adjustment screw is installed, adjustment screw is passed the whole first rectifying plane fixed mount I or the first rectifying plane fixed mount II, one end of adjustment screw props up the wax-pattern integral shroud by baffle plate, and the other end engagement of adjustment screw is equipped with hex nut (31); Rotate hex nut (31) and can realize the movement of adjustment screw, thereby regulate the position of wax-pattern integral shroud.
4. wax-pattern correcting tool as claimed in claim 1 is characterized in that: also be provided with the first zero-bit pin (41) for restriction rectifying plane fixed mount I and rectifying plane fixed head relative position on the described cover plate, the second zero-bit pin (40) and alignment pin (39).
5. wax-pattern correcting tool as claimed in claim 1 is characterized in that: also be set with plain washer (42) on the described hexagon socket cap head screw (34); The end of described rectifying plane fixed mount II is equipped with fast clamp fixed block (33).
6. wax-pattern correcting tool as claimed in claim 1 is characterized in that: offer through hole on the rectifying plane fixed mount II of each means for correcting; Connecting axle (18) passes each through hole simultaneously.
7. wax-pattern correcting tool as claimed in claim 1 is characterized in that: two ends respectively are manufactured with two pillars that link to each other by handle (37) on the base plate 1.
8. wax-pattern correcting tool as claimed in claim 1 is characterized in that: fixing by cylindrical pin with internal thread (30) with base plate (1) bottom the described correction fixed head.
9. as the arbitrary described wax-pattern correcting tool of claim 1～8, it is characterized in that: three means for correcting identical with its structure is installed at least, any one in the 4th means for correcting and the 5th means for correcting or any two or all between described first means for correcting and second means for correcting; The 3rd means for correcting, the rectifying plane fixed mount I of the 4th means for correcting and the 5th means for correcting and rectifying plane fixed mount II are respectively applied to the different parts of clamping wax-pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310182013.0A CN103273003B (en) | 2013-05-16 | 2013-05-16 | Wax-pattern correcting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310182013.0A CN103273003B (en) | 2013-05-16 | 2013-05-16 | Wax-pattern correcting tool |
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| Publication Number | Publication Date |
|---|---|
| CN103273003A true CN103273003A (en) | 2013-09-04 |
| CN103273003B CN103273003B (en) | 2017-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310182013.0A Active CN103273003B (en) | 2013-05-16 | 2013-05-16 | Wax-pattern correcting tool |
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| CN (1) | CN103273003B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106238679A (en) * | 2016-08-29 | 2016-12-21 | 中航动力股份有限公司 | A kind of method preventing casting wax mould local contraction from deforming |
| CN106424548A (en) * | 2016-11-01 | 2017-02-22 | 无锡飞而康精铸工程有限公司 | Wax type tenon shape correcting tool for blade of aircraft engine |
| CN105290327B (en) * | 2015-11-11 | 2017-06-20 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of method for controlling large complicated block cast casing wax-pattern deformation |
| CN107962152A (en) * | 2016-10-19 | 2018-04-27 | 无锡飞而康精铸工程有限公司 | Blade of aviation engine wax pattern and ceramic core school type frock |
| CN108620539A (en) * | 2017-12-21 | 2018-10-09 | 贵州安吉航空精密铸造有限责任公司 | A kind of investment casting method with complex-curved shape casting |
| CN109277523A (en) * | 2018-11-28 | 2019-01-29 | 贵州安吉航空精密铸造有限责任公司 | A kind of loose tool and its application method of the wax-pattern part deformation for controlling polymorphic structure |
| CN110653338A (en) * | 2019-10-21 | 2020-01-07 | 贵州安吉航空精密铸造有限责任公司 | Wax mould part shape correcting tool and wax mould part shape correcting method |
| CN112548028A (en) * | 2020-12-11 | 2021-03-26 | 安徽应流航源动力科技有限公司 | High-temperature alloy blade wax mold shape correcting tool |
| CN112719211A (en) * | 2020-12-14 | 2021-04-30 | 北京航空材料研究院有限公司 | Adjustable shape correcting die for investment pattern precision casting wax mold |
| CN114130950A (en) * | 2021-12-08 | 2022-03-04 | 中国航发南方工业有限公司 | Blade shroud wax mold and turbine blade wax mold with shroud |
| CN115476097A (en) * | 2022-09-30 | 2022-12-16 | 昆明市鹤源工贸有限公司 | Fixing device and method for welding automobile sheet metal part |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290327B (en) * | 2015-11-11 | 2017-06-20 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of method for controlling large complicated block cast casing wax-pattern deformation |
| CN106238679B (en) * | 2016-08-29 | 2019-11-12 | 中航动力股份有限公司 | A method of prevent casting wax mould local contraction from deforming |
| CN106238679A (en) * | 2016-08-29 | 2016-12-21 | 中航动力股份有限公司 | A kind of method preventing casting wax mould local contraction from deforming |
| CN107962152A (en) * | 2016-10-19 | 2018-04-27 | 无锡飞而康精铸工程有限公司 | Blade of aviation engine wax pattern and ceramic core school type frock |
| CN106424548A (en) * | 2016-11-01 | 2017-02-22 | 无锡飞而康精铸工程有限公司 | Wax type tenon shape correcting tool for blade of aircraft engine |
| CN106424548B (en) * | 2016-11-01 | 2018-06-26 | 无锡飞而康精铸工程有限公司 | A kind of school shape tooling of the wax pattern tenon of the blade of aero-engine |
| CN108620539B (en) * | 2017-12-21 | 2020-06-23 | 贵州安吉航空精密铸造有限责任公司 | Investment casting method for casting with complex curved surface shape |
| CN108620539A (en) * | 2017-12-21 | 2018-10-09 | 贵州安吉航空精密铸造有限责任公司 | A kind of investment casting method with complex-curved shape casting |
| CN109277523A (en) * | 2018-11-28 | 2019-01-29 | 贵州安吉航空精密铸造有限责任公司 | A kind of loose tool and its application method of the wax-pattern part deformation for controlling polymorphic structure |
| CN110653338A (en) * | 2019-10-21 | 2020-01-07 | 贵州安吉航空精密铸造有限责任公司 | Wax mould part shape correcting tool and wax mould part shape correcting method |
| CN110653338B (en) * | 2019-10-21 | 2021-03-16 | 贵州安吉航空精密铸造有限责任公司 | Wax mould part shape correcting tool and wax mould part shape correcting method |
| CN112548028A (en) * | 2020-12-11 | 2021-03-26 | 安徽应流航源动力科技有限公司 | High-temperature alloy blade wax mold shape correcting tool |
| CN112719211A (en) * | 2020-12-14 | 2021-04-30 | 北京航空材料研究院有限公司 | Adjustable shape correcting die for investment pattern precision casting wax mold |
| CN114130950A (en) * | 2021-12-08 | 2022-03-04 | 中国航发南方工业有限公司 | Blade shroud wax mold and turbine blade wax mold with shroud |
| 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 |
| CN115476097A (en) * | 2022-09-30 | 2022-12-16 | 昆明市鹤源工贸有限公司 | Fixing device and method for welding automobile sheet metal part |
| CN115476097B (en) * | 2022-09-30 | 2024-08-23 | 昆明市鹤源工贸有限公司 | Welding processing fixing device and method for automobile sheet metal parts |
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| CN103273003B (en) | 2017-10-27 |
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