CN203737927U - Turbine blade investment casting wax pattern assembled welding structure - Google Patents
Turbine blade investment casting wax pattern assembled welding structure Download PDFInfo
- Publication number
- CN203737927U CN203737927U CN201420142037.3U CN201420142037U CN203737927U CN 203737927 U CN203737927 U CN 203737927U CN 201420142037 U CN201420142037 U CN 201420142037U CN 203737927 U CN203737927 U CN 203737927U
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- China
- Prior art keywords
- wax pattern
- wax
- pattern
- wax patterns
- turbine blade
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- 238000003466 welding Methods 0.000 title claims abstract description 19
- 238000005495 investment casting Methods 0.000 title claims abstract description 14
- 206010050337 Cerumen impaction Diseases 0.000 claims description 7
- 210000002939 cerumen Anatomy 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000007711 solidification Methods 0.000 abstract description 12
- 230000008023 solidification Effects 0.000 abstract description 12
- 239000002893 slag Substances 0.000 abstract description 11
- 238000005266 casting Methods 0.000 abstract description 5
- 208000015943 Coeliac disease Diseases 0.000 abstract 7
- 238000001514 detection method Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 241000555268 Dendroides Species 0.000 description 6
- 239000003643 water by type Substances 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003818 cinder Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000004018 waxing Methods 0.000 description 1
Abstract
A turbine blade investment casting wax pattern assembled welding structure comprises turbine blade wax patterns and pouring system wax patterns, wherein the pouring system wax patterns comprise sprue cup wax patterns, vertical pouring bar wax patterns, transverse pouring runner wax patterns and a plurality of inner sprue wax patterns; the sprue cup wax patterns are arranged at the top part of the transverse pouring runner patterns; the plurality of vertical pouring bar wax patterns are uniformly distributed below the transverse pouring runner wax patterns; the inner sprue wax patterns are sequentially arranged on the two sides of the vertical pouring bar wax patterns; the turbine blade wax patterns are horizontally arranged on the two sides of the vertical pouring bar wax patterns through the inner sprue wax patterns; the inner sprue wax patterns gradually narrow from one ends connected with the vertical pouring bar wax patterns to one ends connected with the turbine blade wax patterns. According to the turbine blade investment casting wax pattern assembled welding structure, both sequential solidification and simultaneous solidification are achieved during the solidification of castings; the inner sprues have the function of slag avoidance during pouring, and the problems of branch-shaped micro loosening and slag inclusion in the turbine blade are completely solved via X-ray and fluorescent crack detection.
Description
Technical field
The utility model relates to model casting technical field, particularly a kind of wax-pattern assembly welding structure of manufacturing turbo blade.
Background technology
Model casting is that after fusible pattern dewax, shell is made at high temperature roasting by wax-pattern surface parcel refractory material, and then cast obtains precision casting.The miniature parts that model casting is applicable to produce is complex-shaped, required precision is high or be difficult to carry out other processing is widely used on the very high part of the required precision such as Aero-Space, automobile.In model casting, the assembly welding structure of wax-pattern directly affects the solidification mode of foundry goods, and then affects the quality of foundry goods, and its solidification mode is divided into and solidifies and consecutive solidification simultaneously.
The work under bad environment of turbo blade, the requirement of its size and precision is very strict.When the investment casting method turbine blades, foundry goods needs to realize consecutive solidification in process of setting to be taken into account simultaneously and solidifies, and existing turbo blade wax-pattern assembly welding structure is unfavorable for that foundry goods realizes consecutive solidification in process of setting; Meanwhile, the ingate of existing turbo blade wax-pattern is not kept away slag function, in the time of x-ray inspection turbo blade, finds that there is dendroid microporosity, in the time carrying out fluorescent penetrating inspection, find product in slag inclusion.
Utility model content
In prior art, turbo blade wax-pattern assembly welding structure is unfavorable for that foundry goods realizes consecutive solidification in process of setting, ingate is not kept away slag function simultaneously, cause turbo blade to have the technical problem of dendroid microporosity and surperficial cinder hole, the purpose of this utility model is to provide a kind of Investment Casting of Turbine Blade wax-pattern assembly welding structure, this wax-pattern assembly welding structure makes foundry goods in process of setting, realize consecutive solidification to take into account simultaneously and solidify, simultaneously, the ingate of this wax-pattern assembly welding structure has the function of keeping away slag, having solved turbo blade has the technical problem of slag inclusion in dendroid microporosity and product.
To achieve these goals, the technical solution of the utility model is:
A kind of Investment Casting of Turbine Blade wax-pattern assembly welding structure, comprises turbo blade wax pattern and running gate system wax pattern,
Described running gate system wax pattern comprises cup wax pattern, perpendicular excellent wax pattern, cross gate wax pattern and the ingate wax pattern of watering;
Described cup wax pattern is arranged on the top of cross gate wax pattern;
The below of described cross gate wax pattern is evenly equipped with many and perpendicular waters excellent wax pattern;
Described ingate wax pattern is provided with multiple, is sequentially arranged in perpendicular both sides of watering excellent wax pattern;
Described turbo blade wax pattern is horizontally set on perpendicular both sides of watering excellent wax pattern by ingate wax pattern;
Described ingate wax pattern connects perpendicular one end of watering excellent wax pattern and narrows gradually to one end of connecting turbine vane wax pattern.
Further, it is once compressing that described turbo blade wax pattern and ingate wax pattern adopt special single cavity die mould.
Further, the cup wax pattern of described running gate system wax pattern, perpendicular water excellent wax pattern, cross gate wax pattern adopts special single cavity die mould once compressing.
Further, describedly perpendicular water excellent wax pattern and be set to three.
Further, described running gate system wax pattern also comprises lifting ear wax pattern, and it is arranged on cup wax pattern both sides, and one end is arranged in cup wax pattern, and the other end is arranged on the two ends of cross gate wax pattern.
Useful technique effect of the present utility model is:
The horizontal group of a, turbo blade wax pattern is welded with and is beneficial to foundry goods and in process of setting, realizes consecutive solidification and take into account simultaneously and solidify, and is solved through the thick large part in x-ray inspection turbo blade boss place and dendroid microporosity problem around comprehensively;
Narrow and the long grading structure that b, the perpendicular one end of watering excellent wax pattern of ingate wax pattern connection narrow gradually to one end of connecting turbine vane wax pattern is conducive to reduce entering of slag and foreign material, and the problem of product slag inclusion is solved comprehensively;
C, product yield and production efficiency further improve, and product yield has improved 29.9%, and production efficiency has improved 66.7%, and technique development has reached the set goal.
Brief description of the drawings
Fig. 1 is schematic perspective view of the present utility model;
Fig. 2 is Fig. 1 front view;
Fig. 3 is Fig. 2 left view;
Fig. 4 is turbo blade wax pattern structural representation.
Reference numeral
1. turbo blade wax pattern 2. ingate wax patterns 3. are erected and are watered excellent wax pattern
4. cup wax pattern 5. cross gate wax pattern 6. boss
7. lifting ear wax pattern
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further details.
As Figure 1-4, Investment Casting of Turbine Blade wax-pattern assembly welding structure of the present utility model, comprises turbo blade wax pattern 1 and running gate system wax pattern.
Described running gate system wax pattern comprises cup wax pattern 4, perpendicular excellent wax pattern 3, cross gate wax pattern 5 and the ingate wax pattern 2 of watering; Cup wax pattern 4 is arranged on the top of cross gate wax pattern 5; The below of cross gate wax pattern 5 is evenly equipped with many and perpendicular waters excellent wax pattern 3, in the present embodiment, perpendicularly waters excellent wax pattern 3 and is set to three.
As depicted in figs. 1 and 2, described ingate wax pattern 2 is provided with multiple, is sequentially arranged in perpendicular both sides of watering excellent wax pattern 3, and it connects perpendicular one end of watering excellent wax pattern 3 and narrows gradually to one end of connecting turbine vane wax pattern 1.This narrow and long grading structure of ingate wax pattern is conducive to reduce entering of slag and foreign material, and the problem of product slag inclusion is solved comprehensively.
As depicted in figs. 1 and 2, turbo blade wax pattern 1 is horizontally set on perpendicular both sides of watering excellent wax pattern 3 by ingate wax pattern 2; In turbo blade wax pattern 1, be accompanied with boss 6, the existence of boss 6 make turbo blade wax pattern 1 easily this thick large part and around there is having dendroid microporosity problem.The horizontal group of turbo blade wax pattern is welded with and is beneficial to foundry goods and in process of setting, realizes consecutive solidification and take into account simultaneously and solidify, and makes product occur that dendroid microporosity problem is solved comprehensively.
As shown in figs. 1 and 3, running gate system wax pattern also comprises lifting ear wax pattern 7, and lifting ear wax pattern 7 is arranged on cup wax pattern 4 both sides, and its one end is arranged in cup wax pattern 4, and the other end is arranged on cross gate wax pattern 5 two ends.Lifting ear wax pattern 7 facilitates de-waxing in the time of shell dewax, can exhaust in the time of cast.
As shown in Figure 2, turbo blade wax pattern 1 adopts special single cavity die mould once compressing with ingate wax pattern 2.As shown in Figures 2 and 3, the cup wax pattern 4 of running gate system wax pattern, perpendicular water excellent wax pattern 3 and cross gate wax pattern 5 adopts special single cavity die mould once compressing.
When assembly welding, adopt special single cavity die mould once compressing turbo blade wax pattern 1 and ingate wax pattern 2, erect and water excellent wax pattern 3, cup wax pattern 4, cross gate wax pattern 5 and lifting ear wax pattern 7 adopt special single cavity die mould once compressing, the overall wax pattern of turbo blade wax pattern 1 and ingate wax pattern 2 repeats to suppress after some, utilize special heating tool that the wax material of the perpendicular surface local that waters excellent wax pattern 3 and ingate wax pattern 2 is melted, and the position that ingate wax pattern 2 is melted is rapidly near perpendicular thawing position of watering excellent wax pattern 3, extruding makes it to bond together gently.Repeat this process, until perpendicular two sides of watering excellent wax pattern 3 are all evenly covered with turbo blade wax pattern 1 and ingate wax pattern 2.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (5)
1. an Investment Casting of Turbine Blade wax-pattern assembly welding structure, comprises turbo blade wax pattern (1) and running gate system wax pattern, it is characterized in that:
Described running gate system wax pattern comprises cup wax pattern (4), perpendicular excellent wax pattern (3), cross gate wax pattern (5) and the ingate wax pattern (2) of watering;
Described cup wax pattern (4) is arranged on the top of cross gate wax pattern (5);
The below of described cross gate wax pattern (5) is evenly equipped with the many perpendicular excellent wax patterns (3) of watering;
Described ingate wax pattern (2) is provided with multiple, is sequentially arranged in perpendicular both sides of watering excellent wax pattern (3);
Described turbo blade wax pattern (1) is horizontally set on perpendicular both sides of watering excellent wax pattern (3) by ingate wax pattern (2);
Described ingate wax pattern (2) connects perpendicular one end of watering excellent wax pattern (3) and narrows gradually to one end of connecting turbine vane wax pattern (1).
2. Investment Casting of Turbine Blade wax-pattern assembly welding structure according to claim 1, is characterized in that: described turbo blade wax pattern (1) adopts special single cavity die mould once compressing with ingate wax pattern (2).
3. Investment Casting of Turbine Blade wax-pattern assembly welding structure according to claim 1, is characterized in that: the cup wax pattern (4) of described running gate system wax pattern, perpendicularly water excellent wax pattern (3), cross gate wax pattern (5) adopts special single cavity die mould once compressing.
4. Investment Casting of Turbine Blade wax-pattern assembly welding structure according to claim 1, is characterized in that: describedly perpendicular water excellent wax pattern (3) and be set to three.
5. Investment Casting of Turbine Blade wax-pattern assembly welding structure according to claim 1, it is characterized in that: described running gate system wax pattern also comprises lifting ear wax pattern (7), it is arranged on cup wax pattern (4) both sides, it is upper that one end is arranged on cup wax pattern (4), and the other end is arranged on the two ends of cross gate wax pattern (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420142037.3U CN203737927U (en) | 2014-03-26 | 2014-03-26 | Turbine blade investment casting wax pattern assembled welding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420142037.3U CN203737927U (en) | 2014-03-26 | 2014-03-26 | Turbine blade investment casting wax pattern assembled welding structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203737927U true CN203737927U (en) | 2014-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420142037.3U Expired - Lifetime CN203737927U (en) | 2014-03-26 | 2014-03-26 | Turbine blade investment casting wax pattern assembled welding structure |
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| Country | Link |
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| CN (1) | CN203737927U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985123A (en) * | 2015-07-29 | 2015-10-21 | 无锡范尼韦尔工程有限公司 | Rapid prototyping method for investment casting |
| CN105522113A (en) * | 2016-02-17 | 2016-04-27 | 阳东蓝翡翠工贸有限公司 | Precise stainless steel casting method of medium-temperature airtight mold shell |
| CN106270381A (en) * | 2016-09-26 | 2017-01-04 | 哈尔滨工业大学 | A kind of integral type wax-pattern and the method preparing electromotor TiAl alloy bend pipe foundry goods with it |
| CN107737879A (en) * | 2017-11-30 | 2018-02-27 | 中国科学院金属研究所 | A kind of running gate system cast suitable for big module and preparation method thereof |
| CN107876704A (en) * | 2017-11-30 | 2018-04-06 | 中国科学院金属研究所 | A kind of inexpensive big module casting and molding method |
| CN112296273A (en) * | 2020-11-03 | 2021-02-02 | 吉林亚太合金钢制造有限公司 | Seamless chain wax mould set for kiln |
| CN113579164A (en) * | 2021-05-31 | 2021-11-02 | 东风精密铸造有限公司 | Wedge-shaped gate stick and investment casting method |
| CN114210915A (en) * | 2021-12-09 | 2022-03-22 | 毕普帕罗洛江苏工程技术有限公司 | Investment casting structure with simultaneously cast a plurality of small parts |
-
2014
- 2014-03-26 CN CN201420142037.3U patent/CN203737927U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985123A (en) * | 2015-07-29 | 2015-10-21 | 无锡范尼韦尔工程有限公司 | Rapid prototyping method for investment casting |
| CN105522113A (en) * | 2016-02-17 | 2016-04-27 | 阳东蓝翡翠工贸有限公司 | Precise stainless steel casting method of medium-temperature airtight mold shell |
| CN106270381A (en) * | 2016-09-26 | 2017-01-04 | 哈尔滨工业大学 | A kind of integral type wax-pattern and the method preparing electromotor TiAl alloy bend pipe foundry goods with it |
| CN106270381B (en) * | 2016-09-26 | 2018-12-11 | 哈尔滨工业大学 | A method of airspace engine TiAl alloy bend pipe casting is prepared with integral type wax-pattern |
| CN107737879A (en) * | 2017-11-30 | 2018-02-27 | 中国科学院金属研究所 | A kind of running gate system cast suitable for big module and preparation method thereof |
| CN107876704A (en) * | 2017-11-30 | 2018-04-06 | 中国科学院金属研究所 | A kind of inexpensive big module casting and molding method |
| CN107737879B (en) * | 2017-11-30 | 2023-09-05 | 中国科学院金属研究所 | Pouring system suitable for large-module casting and preparation method thereof |
| CN112296273A (en) * | 2020-11-03 | 2021-02-02 | 吉林亚太合金钢制造有限公司 | Seamless chain wax mould set for kiln |
| CN113579164A (en) * | 2021-05-31 | 2021-11-02 | 东风精密铸造有限公司 | Wedge-shaped gate stick and investment casting method |
| CN114210915A (en) * | 2021-12-09 | 2022-03-22 | 毕普帕罗洛江苏工程技术有限公司 | Investment casting structure with simultaneously cast a plurality of small parts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140730 |