CN204639056U - A kind of casting core assembly of high-alloy steel fan casing - Google Patents
A kind of casting core assembly of high-alloy steel fan casing Download PDFInfo
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- CN204639056U CN204639056U CN201520258443.0U CN201520258443U CN204639056U CN 204639056 U CN204639056 U CN 204639056U CN 201520258443 U CN201520258443 U CN 201520258443U CN 204639056 U CN204639056 U CN 204639056U
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Abstract
The utility model discloses a kind of casting core assembly of large-scale high-alloy steel fan casing, primarily of air duct flange core print, front middle benchmark core, rear middle benchmark core, suck air duct volute chamber core, spue air duct volute chamber core, left end face closes core, its right end face closes core, at suction air duct volute chamber, middle load core, oil pocket core before the ground floor of left side, oil pocket core after the ground floor of left side, oil pocket core before the ground floor of right side, oil pocket core after the ground floor of right side, oil pocket core before the second layer of left side, oil pocket core after the second layer of left side, oil pocket core before the second layer of right side, oil pocket core after the second layer of right side, right side exhaust inclined hole core, oil pocket core in left side, oil pocket core in right side, split axis hole core on the right side of the split axis hole core of left side, left side rising head core, right side rising head core composition, this novel structural integrity, core assembly benchmark is clear to be measured, adjustable, core assembly precision improve more than two grades, and die cavity is clean, can obtain inside and outside at the second best in quality premium casting fast.
Description
Technical field
The utility model is in particular to the casting core assembly of a kind of high-alloy steel fan casing of casting technology field.
Background technology
Blower fan casting casing is the core foundry goods of compressor, be widely used in oil, chemical industry, metallurgy, empty point, natural gas transport, pharmacy, relieving haperacidity, national defence, the field such as environmental protection, product work inclement condition, inside and outside strict at quality requirement, manufacture difficulty is large.
Conventional cast core assembly structure: full pattern moulding, makes profile die cavity with natural pattern, makes inner chamber core with core box model, by external form repeatedly parting, inner chamber core be interconnected to form inner chamber, pouring molten steel forms foundry goods after entering die cavity.
Fan casing appearance structure is complicated, the agent structures such as air duct form by multiple curved surface gradual change, and traditional casting core assembly, for meeting lower core needs, arrange 3 ~ 4 die joints, model structure is incoherent, and no matter model accuracy, size Control, die cavity cleannes and mould assembling process control are difficult to ensure.Therefore, developing a kind of New model structure to manufacture fan casing foundry goods is problem urgently to be resolved hurrily.
Utility model content
The utility model provides the New model structure that a kind of inside and outside die cavity is made by core box, there is model structure complete, dimensional accuracy is easy to control, easy to operate, the features such as die cavity is clean, solve the deficiency of conventional model structure, the inside and outside fan casing foundry goods in good quality can be obtained fast.
The technical solution of the utility model is:
A kind of casting core assembly of large-scale high-alloy steel fan casing, primarily of air duct flange core print, front middle benchmark core, rear middle benchmark core, suck air duct volute chamber core, spue air duct volute chamber core, left end face closes core, its right end face closes core, at suction air duct volute chamber, middle load core, oil pocket core before the ground floor of left side, oil pocket core after the ground floor of left side, oil pocket core before the ground floor of right side, oil pocket core after the ground floor of right side, oil pocket core before the second layer of left side, oil pocket core after the second layer of left side, oil pocket core before the second layer of right side, oil pocket core after the second layer of right side, right side exhaust inclined hole core, oil pocket core in left side, oil pocket core in right side, left side split axis hole core, right side split axis hole core, left side rising head core, right side rising head core composition,
The bottom is provided with air duct flange core print, is provided with front middle benchmark core and rear middle benchmark core on air duct flange core print, is provided with and sucks air duct volute chamber core and the air duct volute chamber core that spues in the middle part of the arranged on left and right sides of forward and backward middle benchmark core;
Connect at the arranged on left and right sides end face of forward and backward middle benchmark core and be provided with left end face and close core and its right end face closes core;
At suction air duct volute chamber core with spue and to be provided with middle load core between air duct volute chamber core;
The recess that left end face closes core is provided with oil pocket core after oil pocket core before corresponding left side ground floor, left side ground floor; Oil pocket core before the second layer on the left of before the ground floor of left side, oil pocket core being provided with, oil pocket core after the second layer on the left of after the ground floor of left side, oil pocket core being provided with;
The recess that its right end face closes core is provided with oil pocket core after oil pocket core before corresponding right side ground floor, right side ground floor; Oil pocket core before the second layer on the right side of before the ground floor of right side, oil pocket core being provided with, oil pocket core after the second layer on the right side of after the ground floor of right side, oil pocket core being provided with;
Oil pocket core in left side split axis hole core and left side is connected with between oil pocket core before suction air duct volute chamber core and the left side second layer; Oil pocket core in right side split axis hole core and right side is connected with between oil pocket core after spue air duct volute chamber core and the right side second layer;
At forward and backward middle benchmark core, suck air duct volute chamber core, the air duct volute chamber core that spues, left and right side end face close core and centre carries on a shoulder pole rising head core and right side rising head core on the left of being stamped of core above; Form single-casting chamber.
The beneficial effects of the utility model are:
Model structure of the present utility model is complete, core assembly benchmark is clear to be measured, adjustable, core assembly precision improve more than two grades, die cavity is clean, can obtain inside and outside in advantages such as the second best in quality premium castings fast, will be widely used in the production of the intricate castings such as fan casing.
Accompanying drawing explanation
Fig. 1 is one of the utility model structural representation.
Fig. 2 is the utility model structural representation two.
Fig. 3 is the utility model structural representation three.
Fig. 4 is the utility model structural representation four.
Fig. 5 is the main sectional view of the utility model structure.
Fig. 6 is that the utility model structure is bowed sectional view.
Detailed description of the invention
Below in conjunction with Figure of description and Reference numeral, the utility model is further described.
As shown in figures 1 to 6, a kind of casting core assembly of large-scale high-alloy steel fan casing, primarily of air duct flange core print 1, front middle benchmark core 2, rear middle benchmark core 3, suck air duct volute chamber core 4, spue air duct volute chamber core 5, left end face closes core 6, its right end face closes core 7, at suction air duct volute chamber, middle load core 8, oil pocket core 9 before the ground floor of left side, oil pocket core 10 after the ground floor of left side, oil pocket core 11 before the ground floor of right side, oil pocket core 12 after the ground floor of right side, oil pocket core 13 before the second layer of left side, oil pocket core 14 after the second layer of left side, oil pocket core 15 before the second layer of right side, oil pocket core 16 after the second layer of right side, right side exhaust inclined hole core 17, oil pocket core 18 in left side, oil pocket core 19 in right side, left side split axis hole core 20, right side split axis hole core 21, left side rising head core 22, right side rising head core 23 forms,
The bottom is provided with air duct flange core print 1, on air duct flange core print 1, be provided with front middle benchmark core 2 and rear middle benchmark core 3, be provided with in the middle part of the arranged on left and right sides of forward and backward middle benchmark core 2,3 and suck air duct volute chamber core 4 and the air duct volute chamber core 5 that spues;
Connect at the arranged on left and right sides end face of forward and backward middle benchmark core 2,3 and be provided with left end face and close core 6 and its right end face closes core 7;
At suction air duct volute chamber core 4 with spue between air duct volute chamber core 5 and be provided with middle load core 8;
The recess that left end face closes core 6 is provided with oil pocket core 10 after oil pocket core 9 before corresponding left side ground floor, left side ground floor; Oil pocket core 13 before the second layer on the left of before the ground floor of left side, oil pocket core 9 being provided with, oil pocket core 14 after the second layer on the left of after the ground floor of left side, oil pocket core 10 being provided with;
The recess that its right end face closes core 7 is provided with oil pocket core 12 after oil pocket core 11 before corresponding right side ground floor, right side ground floor; Oil pocket core 15 before the second layer on the right side of before the ground floor of right side, oil pocket core 11 being provided with, oil pocket core 16 after the second layer on the right side of after the ground floor of right side, oil pocket core 12 being provided with;
Oil pocket core 18 in left side split axis hole core 20 and left side is connected with between oil pocket core 13 before suction air duct volute chamber core 4 and the left side second layer; Oil pocket core 19 in right side split axis hole core 21 and right side is connected with between oil pocket core 16 after spue air duct volute chamber core 5 and the right side second layer;
At forward and backward middle benchmark core 2,3, suck air duct volute chamber core 4, the air duct volute chamber core 5 that spues, left and right side end face close core 6,7 and centre carries on a shoulder pole rising head core 22 and right side rising head core 23 on the left of being stamped of core 8 above; Form single-casting chamber.
In the middle of described, the load surperficial side of core 8 is provided with right side exhaust inclined hole core 17, and oil pocket core 11 before the ground floor of right side, spue air duct volute chamber core 5 and middle load core 8 are connected by air duct flange core print 1 by this right side exhaust inclined hole core 17 successively.
In left side split axis hole core 20 and left side, oil pocket core 18 is structure as a whole, the core print end of this integrative-structure with suck air duct volute chamber core 4 and be connected, the core tail end of this integrative-structure is connected with oil pocket core 14 after oil pocket core 13 before the second layer of left side and the left side second layer.
Right side split axis hole core 21 and right side second layer oil pocket core 19 are structure as a whole, and the core print end of this integrative-structure is connected with the air duct volute chamber core 5 that spues, and the core tail end of this integrative-structure is connected with oil pocket core 16 after oil pocket core 15 before the second layer of right side and the second layer.
Claims (4)
1. a casting core assembly for large-scale high-alloy steel fan casing, is characterized in that:
Primarily of air duct flange core print (1), front middle benchmark core (2), rear middle benchmark core (3), suck air duct volute chamber core (4), spue air duct volute chamber core (5), left end face closes core (6), its right end face closes core (7), middle load core (8), oil pocket core (9) before the ground floor of left side, oil pocket core (10) after the ground floor of left side, oil pocket core (11) before the ground floor of right side, oil pocket core (12) after the ground floor of right side, oil pocket core (13) before the second layer of left side, oil pocket core (14) after the second layer of left side, oil pocket core (15) before the second layer of right side, oil pocket core (16) after the second layer of right side, right side exhaust inclined hole core (17), oil pocket core (18) in left side, oil pocket core (19) in right side, left side split axis hole core (20), right side split axis hole core (21), left side rising head core (22), right side rising head core (23) composition,
The bottom is provided with air duct flange core print (1), on air duct flange core print (1), be provided with front middle benchmark core (2) and rear middle benchmark core (3), be provided with in the middle part of the arranged on left and right sides of forward and backward middle benchmark core (2,3) and suck air duct volute chamber core (4) and the air duct volute chamber core (5) that spues;
Connect at the arranged on left and right sides end face of forward and backward middle benchmark core (2,3) and be provided with left end face and close core (6) and its right end face closes core (7);
To be provided with between air duct volute chamber core (5) in suction air duct volute chamber core (4) and spuing and middlely to carry on a shoulder pole core (8);
The recess that left end face closes core (6) is provided with oil pocket core (10) after oil pocket core (9) before corresponding left side ground floor, left side ground floor; Oil pocket core (13) before the second layer on the left of before the ground floor of left side, oil pocket core (9) being provided with, oil pocket core (14) after the second layer on the left of after the ground floor of left side, oil pocket core (10) being provided with;
The recess that its right end face closes core (7) is provided with oil pocket core (12) after oil pocket core (11) before corresponding right side ground floor, right side ground floor; Oil pocket core (15) before the second layer on the right side of before the ground floor of right side, oil pocket core (11) being provided with, oil pocket core (16) after the second layer on the right side of after the ground floor of right side, oil pocket core (12) being provided with;
Oil pocket core (18) in left side split axis hole core (20) and left side is connected with between oil pocket core (13) before suction air duct volute chamber core (4) and the left side second layer; Oil pocket core (19) in right side split axis hole core (21) and right side is connected with between oil pocket core (16) after spue air duct volute chamber core (5) and the right side second layer;
Forward and backward middle benchmark core (2,3), suck air duct volute chamber core (4), the air duct volute chamber core (5) that spues, left and right side end face close core (6,7) and centre carries on a shoulder pole rising head core (22) and right side rising head core (23) on the left of being stamped of core (8) above; Form single-casting chamber.
2. the casting core assembly of large-scale high-alloy steel fan casing according to claim 1, is characterized in that:
In the middle of described, load core (8) surperficial side is provided with right side exhaust inclined hole core (17), and oil pocket core (11) before the ground floor of right side, spue air duct volute chamber core (5) and middle load core (8) are connected by air duct flange core print (1) by this right side exhaust inclined hole core (17) successively.
3. the casting core assembly of large-scale high-alloy steel fan casing according to claim 1, is characterized in that:
Left side split axis hole core (20) and left side in oil pocket core (18) be structure as a whole, the core print end of this integrative-structure is connected with suction air duct volute chamber core (4), and the core tail end of this integrative-structure is connected with oil pocket core (14) after oil pocket core (13) before the second layer of left side and the left side second layer.
4. the casting core assembly of large-scale high-alloy steel fan casing according to claim 1, is characterized in that:
Right side split axis hole core (21) and right side second layer oil pocket core (19) are structure as a whole, the core print end of this integrative-structure is connected with the air duct volute chamber core (5) that spues, and the core tail end of this integrative-structure is connected with oil pocket core (16) after oil pocket core (15) before the second layer of right side and the second layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520258443.0U CN204639056U (en) | 2015-04-24 | 2015-04-24 | A kind of casting core assembly of high-alloy steel fan casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520258443.0U CN204639056U (en) | 2015-04-24 | 2015-04-24 | A kind of casting core assembly of high-alloy steel fan casing |
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| Publication Number | Publication Date |
|---|---|
| CN204639056U true CN204639056U (en) | 2015-09-16 |
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|---|---|---|---|
| CN201520258443.0U Expired - Fee Related CN204639056U (en) | 2015-04-24 | 2015-04-24 | A kind of casting core assembly of high-alloy steel fan casing |
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| CN (1) | CN204639056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109469646A (en) * | 2018-10-22 | 2019-03-15 | 沈阳透平机械股份有限公司 | Space division casing structure |
-
2015
- 2015-04-24 CN CN201520258443.0U patent/CN204639056U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109469646A (en) * | 2018-10-22 | 2019-03-15 | 沈阳透平机械股份有限公司 | Space division casing structure |
| CN109469646B (en) * | 2018-10-22 | 2021-06-11 | 沈阳透平机械股份有限公司 | Air separation casing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20190424 |