CN205974703U - Large -scale nuclear power steel -casting apperance - Google Patents
Large -scale nuclear power steel -casting apperance Download PDFInfo
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- CN205974703U CN205974703U CN201620402094.XU CN201620402094U CN205974703U CN 205974703 U CN205974703 U CN 205974703U CN 201620402094 U CN201620402094 U CN 201620402094U CN 205974703 U CN205974703 U CN 205974703U
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Abstract
The utility model relates to a large -scale nuclear power steel -casting apperance in the foundry technology field establishs the apperance digifax of steel -casting through three -dimensional mapping software, and the apperance digifax is the peaceful face mould appearance of the bent face mould appearance of a plurality of according to the constitutional features piecemeal, bent face mould appearance is used for forming the curved surface outline of steel -casting, flat face mould appearance is located the center that bent face mould appearance encloses and is used for supporting and fixed each bent face mould appearance, bent face mould appearance is the disappearance mode structure, flat face mould appearance is the wooden model structure, then according to flat face mould appearance of size preparation and bent face mould appearance, wherein flat face mould appearance is the wooden frame structure, and bent face mould appearance is adopted sealed degree to be the preparation of 35 - 40kgm3 disappearance mould foamed material and is formed, then flat face mould appearance of combination and bent face mould appearance to bond other positions of faying face firm, last appearance size detection reprocesses, surface treatment. The utility model discloses a method can the large -scale steel -casting apperance of greatly reduced cost of manufacture and production cycle to improve the size precision of apperance.
Description
Technical field
This utility model is related to casting technology field, particularly to a kind of large nuclear-power steel-casting apperance.
Background technology
There are a kind of large nuclear-power steel-casting product, its inlet end and exhaust end portion structure more complicated, there is molding backslash
Degree position is it is impossible to make die modeling it is necessary to make using the method that outer modeling+core box makes core by cast shape full pattern
Type, every kind of product is all fabricated separately apperance, and apperance is integrally banked up with timber and formed, and shape and structure is as shown in Figure 1.This apperance 1
For large nuclear-power steel-casting product, apperance cost accounts for the 20% of whole castings production cost to manufacture method, greatly improves foundry goods
Manufacturing cost.Meanwhile, in actual production, because large nuclear-power steel-casting apperance wooden die size is bigger than normal, manufacturing process is multiple
Miscellaneous, fabrication cycle have up to more than 50 days, account for more than 1/3rd of the foundry goods delivery cycle, have a strong impact on pay punctuality.
Utility model content
This utility model is directed to the one-tenth that in prior art, baroque large nuclear-power steel-casting apperance manufacture method exists
This height, the problem of cycle length provide a kind of large nuclear-power steel-casting apperance, to alleviate above-mentioned contradiction.
The purpose of this utility model is achieved in that a kind of large nuclear-power steel-casting apperance it is characterised in that including profit
Set up the apperance digital-to-analogue of large nuclear-power steel-casting, the front end of described apperance digital-to-analogue, rear end and lateral difference with three-dimensional drawing software
It is provided with positioning core print；Described apperance digital-to-analogue is divided into several curved surface apperances and flat with the splicing of curved surface apperance according to architectural feature
Face mould sample, described curved surface apperance is used for forming the curved surface outline of steel-casting, and described plane apperance surrounds positioned at curved surface apperance
Center is used for supporting and fix each curved surface apperance；Described curved surface apperance is disappearance mode structure, and described plane apperance is wood model structure.
Mold-like structure of the present utility model, the size according to large-scale steel-casting and construction featuress, apperance are carried out point mould and process, by plane
Part is fabricated separately with curvature portion, and planar section simple shape directly makes by hand, and using the assembled knot of frame-type
Structure, greatlys save apperance cost of manufacture and simplifies processing technology；And curvature portion is complex-shaped, for forming the foreign steamer of steel-casting
Exterior feature, high to processing method and dimension precision requirement, made using evaporative pattern foamed materialss and can substantially reduce cost of manufacture and letter
Change processing technology, and advantageously ensure that the dimensional accuracy of evaporative pattern, shorten the production cycle that apperance makes.
As preferred version of the present utility model, described plane apperance is wood frame structure, including surrounding case structure
Some frame plates, inside described frame plate, fixed arrangement has some reinforcement lumps of wood, longitudinally uniform between the frame plate of opposite face
There are some reinforcing plates；It is 35 40kg/m that described curved surface apperance adopts tightness3Evaporative pattern foamed materialss are made；Described flat
The surface that face mould sample is connected with curved surface apperance is provided with the setting-in being easy to position or clamping structure；Described plane apperance and curved surface apperance
When cooperation assembles, plane apperance is embedded in or clamp with the faying face cooperation of curved surface apperance, and other positions of faying face are passed through to glue
Gluing connect firmly；
For ease of the fabrication and installation of plane apperance, in described plane apperance between each frame plate, reinforcing plate and the reinforcement lumps of wood
Junction be fixedly connected by Embedded tap bolt, the reinforcement lumps of wood of setting inside described reinforcing plate end and frame plate
Lap-joint is provided with square bayonet socket, and the faying face of each connector is reinforced by viscose glue.
For simplifying the processing technology of curved surface apperance further, if described curved surface apperance is divided into dry stool according to the size of size
In the loose piece submodule sample making, each loose piece submodule sample makes assembling combination after shaping and forms, and each lug pattern is along each assembly face
Vertical direction is provided with point mould negative of 1-1.5mm.
For improving intensity and the installation accuracy of curved surface apperance further, the locating surface positioning core print in described curved surface apperance is embedding
Equipped with wooden anti-deformation termination.
For improving the dimensional accuracy of curved surface apperance, described curved surface apperance is by evaporative pattern foam block by Digit Control Machine Tool processing
Become.In method of the present utility model, the last block of curved surface apperance evaporative pattern bubble being used for ensureing casting dimension accuracy is passed through numerical control
Machine tooling forms, and not only can ensure that apperance dimensional accuracy, and reduces apperance manufacture difficulty, improves apperance make efficiency.
Brief description
Fig. 1 is the structural representation of prior art medium-and-large-sized nuclear power steel-casting wooden model.
Fig. 2 is the steel-casting apperance digital-to-analogue drawn in the manufacture method of large nuclear-power steel-casting apperance of the present utility model.
Fig. 3 is that in method of the present utility model, dress steel-casting apperance divides mould to become plane apperance and the schematic diagram of Qu Pingmo sample.
Fig. 4 is the internal structure schematic diagram of plane apperance.
Fig. 5 is the structural representation of reinforcing plate and frame plate connection member in plane apperance.
Fig. 6 completes schematic diagram for plane apperance.
The schematic diagram being divided into loose piece submodule sample of Fig. 7 curved surface apperance.
Fig. 8 curved surface apperance and the assembling schematic diagram of plane apperance.
Fig. 9 curved surface apperance and the assembling schematic diagram of another angle of plane apperance.
Figure 10 is the structural representation of anti-deformation termination.
Specific embodiment
Describe this utility model below in conjunction with the accompanying drawings in detail
As Fig. 2 Figure 10, large nuclear-power steel-casting apperance of the present utility model, set up big first with three-dimensional drawing software
The apperance digital-to-analogue of type nuclear power steel-casting, as shown in Fig. 2 the front end of this apperance digital-to-analogue, rear end and be laterally respectively arranged with locating core
First 2, positioning core print 23 and positioning core print 34.
Above-mentioned apperance digital-to-analogue is carried out piecemeal process according to architectural feature, as shown in figure 3, be divided into several curved surface apperances and
With the plane apperance 5 of curved surface apperance splicing, for forming the curved surface outline of steel-casting, plane apperance 5 is located at song to curved surface apperance
The center that face mould sample surrounds is used for supporting and fix each curved surface apperance；Curved surface apperance is disappearance mode structure, and plane apperance 5 is wooden model
Structure；The curved surface apperance of the present embodiment is divided into the curved die of the curved surface apperance 1, curved surface apperance 2 603 and top of two sides
Sample 3 602.
Make plane apperance and curved surface apperance：As shown in Fig. 4 Fig. 6, plane apperance 5 is wood frame structure, including surrounding
Some frame plates 501 of case structure, frame plate 501 inner side fixed arrangement has some reinforcement lumps of wood 502, the frame plate of opposite face
Between be longitudinally evenly equipped with some reinforcing plates 503；It is 35 40kg/m that curved surface apperance adopts tightness3Evaporative pattern foamed materialss make
Form.In the present embodiment, for improving the dimensional accuracy of curved surface apperance, curved surface apperance is added by Digit Control Machine Tool by evaporative pattern foam block
Work forms, and not only can ensure that apperance dimensional accuracy, and reduces apperance manufacture difficulty, improves apperance make efficiency.
For ease of location and installation, the surface that plane apperance is connected with curved surface apperance is provided with the setting-in being easy to position or clamp knot
Structure.As shown in fig. 6, the surface of flat song apperance 5 arranges some positioning boss 504, the corresponding position of curved surface apperance is respectively cooperating with setting
Fluted；According to the construction featuress of casting form, in the present embodiment, plane apperance 5 is direct with the mating surface of curved surface apperance 1
It is designed to embedding structure, curved surface apperance 1 cooperation is inlaid in the groove on the corresponding surface of plane apperance, and by mating surface
Amplexiformed firmly with viscose glue.
For ease of the fabrication and installation of plane apperance, each frame plate 501, reinforcing plate 503 and in the plane apperance 5 of the present embodiment
The junction strengthened between the lumps of wood 502 is fixedly connected by Embedded tap bolt.As Fig. 4, in reinforcing plate 503 end and frame
The reinforcement lumps of wood 502 lap-joint of frame plate 501 inner side setting is provided with square bayonet socket 503A, and the faying face of each connector is added by viscose glue
Gu.
For simplifying the processing technology of curved surface apperance further, curved surface apperance according to the size of size be divided into some be easy to make
The loose piece submodule sample made, each loose piece submodule sample makes assembling combination after shaping and forms, and each lug pattern is vertical along each assembly face
Direction is provided with point mould negative of 1-1.5mm.In the present embodiment, as shown in fig. 7, size is larger, baroque curved surface apperance
2 602 are divided into four loose piece submodule samples, respectively loose piece submodule sample one 602A, loose piece submodule sample two 602B, loose piece submodule sample
Three 602C, loose piece submodule sample four 602D, four activity apperances are provided with point mould of 1-1.5mm and bear along the vertical direction in each assembly face
Number, to offset assembled error.
In curved surface apperance two ends, for improving intensity and the installation accuracy of curved surface apperance further, position the locating surface of core print
Place is embedded with wooden anti-deformation termination 7, and as shown in Figure 10, this wooden anti-deformation termination 7 is also fixedly connected with fix bar 8, preapres for an unfavorable turn of events
Shape termination 7 this fix bar 8 after core print surface setting-in puts in place runs through inside insertion curved die to fix anti-deformation termination 7.
After making above-mentioned plane apperance and curved surface apperance, carry out plane apperance and the combination of curved surface apperance, such as Fig. 8 and Tu
Shown in 9, by plane apperance 5 and each curved surface apperance cooperation assembling, make plane apperance and curved surface apperance faying face cooperation setting-in or
Clamp, and will be firm for other positions bonding of faying face.
Finally, the detection carrying out apperance size is reprocessed, is surface-treated, until apperance is of the required size.
Apperance manufacture method of the present utility model, the size according to large-scale steel-casting and construction featuress, apperance is carried out point
Mould is processed, and planar section is fabricated separately with curvature portion, planar section simple shape, directly makes by hand, and adopt
Frame-type splicing structure, greatlys save apperance cost of manufacture and simplifies processing technology；And curvature portion is complex-shaped, for being formed
The outline of steel-casting, high to processing method and dimension precision requirement, accurately added by Digit Control Machine Tool using evaporative pattern foam block
Work forms, and can substantially reduce cost of manufacture and simplify processing technology, and advantageously ensure that the dimensional accuracy of evaporative pattern, shorten
The production cycle that apperance makes.
Claims (5)
1. a kind of large nuclear-power steel-casting apperance is it is characterised in that include setting up large nuclear-power cast steel using three-dimensional drawing software
The apperance digital-to-analogue of part, the front end of described apperance digital-to-analogue, rear end and be laterally respectively arranged with positioning core print；Described apperance digital-to-analogue according to
Architectural feature is divided into several curved surface apperances and the plane apperance with the splicing of curved surface apperance, and described curved surface apperance is used for forming cast steel
The curved surface outline of part, the center that described plane apperance surrounds positioned at curved surface apperance is used for supporting and fix each curved surface apperance；Institute
Stating curved surface apperance is disappearance mode structure, and described plane apperance is wood model structure.
2. large nuclear-power steel-casting apperance according to claim 1 is it is characterised in that described plane apperance is wood frame
Structure, including some frame plates surrounding case structure, inside described frame plate, fixed arrangement has some reinforcement lumps of wood, opposite face
Frame plate between be longitudinally evenly equipped with some reinforcing plates；It is 35 40kg/m that described curved surface apperance adopts tightness3Evaporative pattern steeps
Foam material is made；The surface that described plane apperance is connected with curved surface apperance is provided with the setting-in being easy to position or clamping structure；
When described plane apperance and the cooperation assembling of curved surface apperance, plane apperance coordinates setting-in or clamp with the faying face of curved surface apperance, and
It is firm that viscose glue bonding is passed through at other positions of faying face.
3. large nuclear-power steel-casting apperance according to claim 1 is it is characterised in that each framework in described plane apperance
Plate, reinforcing plate and strengthen the lumps of wood between junction be fixedly connected by Embedded tap bolt, described reinforcing plate end and
Inside frame plate, the reinforcement lumps of wood lap-joint of setting is provided with square bayonet socket, and the faying face of each connector is reinforced by viscose glue.
4. large nuclear-power steel-casting apperance according to claim 1 is it is characterised in that described curved surface apperance is according to size
Size is divided into some loose piece submodule samples be easy to and make, and each loose piece submodule sample makes assembling combination after shaping and forms, each loose piece
Apperance is provided with point mould negative of 1-1.5mm along the vertical direction in each assembly face.
5. large nuclear-power steel-casting apperance according to claim 1 is it is characterised in that position core print in described curved surface apperance
Locating surface be embedded with wooden anti-deformation termination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620402094.XU CN205974703U (en) | 2016-05-06 | 2016-05-06 | Large -scale nuclear power steel -casting apperance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620402094.XU CN205974703U (en) | 2016-05-06 | 2016-05-06 | Large -scale nuclear power steel -casting apperance |
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| CN205974703U true CN205974703U (en) | 2017-02-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112008037A (en) * | 2019-05-31 | 2020-12-01 | 共享智能铸造产业创新中心有限公司 | Combined die |
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2016
- 2016-05-06 CN CN201620402094.XU patent/CN205974703U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112008037A (en) * | 2019-05-31 | 2020-12-01 | 共享智能铸造产业创新中心有限公司 | Combined die |
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