CN114833308A - Umbrella-shaped molten iron pouring gate pouring structure of large wind power bearing block casting - Google Patents
Umbrella-shaped molten iron pouring gate pouring structure of large wind power bearing block casting Download PDFInfo
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- CN114833308A CN114833308A CN202210391572.1A CN202210391572A CN114833308A CN 114833308 A CN114833308 A CN 114833308A CN 202210391572 A CN202210391572 A CN 202210391572A CN 114833308 A CN114833308 A CN 114833308A
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 238000005266 casting Methods 0.000 title claims abstract description 29
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 24
- 239000004576 sand Substances 0.000 claims abstract description 42
- 238000007599 discharging Methods 0.000 claims abstract description 30
- 239000000919 ceramic Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims 1
- 239000003643 water by type Substances 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 6
- 239000002893 slag Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
- B22C9/082—Sprues, pouring cups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses an umbrella-shaped molten iron pouring gate pouring structure of a large wind power bearing block casting, which comprises a sand feeding die, a sand discharging die, a feeding channel, a flow dividing channel, an upper auxiliary groove, a lower auxiliary groove and a discharging channel, wherein a die cavity is arranged in the sand discharging die, the opening of the die cavity is upward, the sand feeding die consists of a first die body and a second die body, the first die body is placed on the sand discharging die, the die cavity is covered by the first die body, the second die body is fixed at the bottom of the first die body, the second die body and the first die body are of an integral structure, the second die body is cylindrical, the second die body is pressed on the bottom wall of the die cavity, and a combination of the sand feeding die and the sand discharging die forms a pouring cavity. According to the invention, the discharge channel is arranged at the bottom of the pouring cavity, so that molten iron can smoothly fill the pouring cavity from bottom to top, the pouring cavity is not easy to damage, meanwhile, the molten iron is not easy to oxidize and convenient to exhaust, the casting is not easy to generate the defects of slag inclusion, sand inclusion, shrinkage porosity and the like, and the quality of the casting is effectively ensured.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of casting, in particular to the technical field of large wind power bearing seats.
[ background of the invention ]
The large wind power bearing seat is generally produced by a pouring mode, has extremely high requirements on the quality of castings, and does not have the defects of slag inclusion, sand inclusion, shrinkage porosity and the like. The casting cast by the existing casting structure has the defects of slag inclusion, sand inclusion, shrinkage porosity and the like, and can not well meet the requirement.
[ summary of the invention ]
The invention aims to solve the problems in the prior art, and provides an umbrella-shaped molten iron pouring gate pouring structure of a large wind power bearing seat casting, which can ensure that molten iron is not easy to damage a pouring cavity and generate the defects of slag inclusion, sand inclusion, shrinkage porosity and the like.
In order to achieve the purpose, the invention provides an umbrella-shaped molten iron pouring gate pouring structure of a large wind power bearing block casting, which comprises a sand feeding mold, a sand discharging mold, a feeding channel, a flow dividing channel, an upper auxiliary groove, a lower auxiliary groove and a discharging channel, wherein a mold cavity is arranged in the sand discharging mold, the opening of the mold cavity is upward, the sand feeding mold consists of a first mold body and a second mold body, the first mold body is placed on the sand discharging mold, the mold cavity is covered by the first mold body, the bottom of the first mold body is fixedly provided with the second mold body, the second mold body and the first mold body are of an integrated structure, the second mold body is cylindrical, the second mold body is pressed on the bottom wall of the mold cavity, a pouring cavity is formed by the assembly of the sand feeding mold and the sand discharging mold, the bottom of the second mold body is provided with a plurality of upper auxiliary grooves, the upper auxiliary grooves surround the axis of the second mold body into a circle, the feeding channel is arranged on the sand feeding mold, the feed inlet of feedstock channel is located the top of last sand mould, and feedstock channel's discharge gate is located the bottom of second die body, and feedstock channel's discharge gate passes through reposition of redundant personnel passageway and every and goes up the auxiliary tank and communicate mutually, be equipped with the lower auxiliary tank of a plurality of and last auxiliary tank one-to-one on the diapire of die cavity, go up the auxiliary tank and cover corresponding lower auxiliary tank, the bottom of lower auxiliary tank is equipped with a discharging channel, and discharging channel is the U-shaped, and discharging channel's discharge end is located the diapire of die cavity and is linked together with the pouring cavity.
Preferably, the feeding channel is a vertically arranged cylindrical channel, the bottom wall of the die cavity is provided with a buffer groove, the buffer groove is in an inverted spherical crown shape, the diameter of the top end of the buffer groove is in a same cylinder with the inner diameter of the feeding channel, and the buffer groove is coaxial with the feeding channel.
Preferably, the bottom wall of the mold cavity is provided with a positioning groove, and the bottom end of the second mold body is embedded into the positioning groove.
Preferably, the discharge channel is a ceramic tube.
Preferably, the side wall, the top wall and the bottom wall of the pouring cavity are provided with a plurality of chills.
Preferably, the first mold body is provided with a plurality of vent holes communicated with the pouring cavity.
Preferably, the flow dividing channel consists of a first channel, a second channel and a third channel, the discharge end of the feeding channel is connected with a plurality of first channels which are radially distributed, the second channel is an annular groove which is coaxial with the feeding channel, the first channel is communicated with the second channel, the outer side of the second channel is provided with a plurality of third channels which are in one-to-one correspondence with the upper auxiliary grooves, and the third channels are communicated with the corresponding upper auxiliary grooves.
Preferably, a ceramic filter screen is arranged in the first channel.
The invention has the beneficial effects that: according to the invention, the discharge channel is arranged at the bottom of the pouring cavity, so that molten iron can smoothly fill the pouring cavity from bottom to top, the pouring cavity is not easy to damage, meanwhile, the molten iron is not easy to oxidize and convenient to exhaust, the casting is not easy to generate the defects of slag inclusion, sand inclusion, shrinkage porosity and the like, and the quality of the casting is effectively ensured.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a front view of an umbrella-shaped molten iron runner pouring structure of a large wind power bearing block casting;
FIG. 2 is a bottom view of a second mold body of an umbrella-shaped molten iron pouring gate pouring structure of a large wind power bearing seat casting.
In the figure: 1-sand feeding mold, 2-sand discharging mold, 3-flow dividing channel, 10-feeding channel, 11-first mold body, 12-second mold body, 15-upper auxiliary groove, 20-buffer groove, 21-pouring cavity, 22-positioning groove, 23-chill, 25-lower auxiliary groove, 26-discharging channel, 31-first channel, 32-second channel and 33-third channel.
[ detailed description ] embodiments
Referring to fig. 1 and 2, the invention relates to an umbrella-shaped molten iron pouring gate pouring structure of a large wind power bearing seat casting, which comprises an upper sand mold 1, a lower sand mold 2, a feeding channel 10, a diversion channel 3, an upper auxiliary groove 15, a lower auxiliary groove 25 and a discharging channel 26, wherein a mold cavity is arranged in the lower sand mold 2, the opening of the mold cavity is upward, the upper sand mold 1 is composed of a first mold body 11 and a second mold body 12, the first mold body 11 is placed on the lower sand mold 2, the mold cavity is covered by the first mold body 11, the bottom of the first mold body 11 is fixedly provided with the second mold body 12, the second mold body 12 and the first mold body 11 are of an integrated structure, the second mold body 12 is cylindrical, the second mold body 12 is pressed on the bottom wall of the mold cavity, a pouring cavity 21 is formed by the combination of the upper sand mold 1 and the lower sand mold 2, the bottom of the second mold body 12 is provided with a plurality of upper auxiliary grooves 15, the upper auxiliary grooves 15 surround a circle around the axis of the second mold body 12, the sand feeding mold 1 is provided with a feeding channel 10, the feeding hole of the feeding channel 10 is positioned at the top end of the sand feeding mold 1, the discharging hole of the feeding channel 10 is positioned at the bottom end of the second mold body 12, the discharging hole of the feeding channel 10 is communicated with each upper auxiliary groove 15 through a flow dividing channel 3, the bottom wall of the mold cavity is provided with a plurality of lower auxiliary grooves 25 which are in one-to-one correspondence with the upper auxiliary grooves 15, the upper auxiliary grooves 15 cover the corresponding lower auxiliary grooves 25, the bottom of the lower auxiliary grooves 25 is provided with a discharging channel 26, the discharging channel 26 is U-shaped, the discharging end of the discharging channel 26 is positioned on the bottom wall of the mold cavity and is communicated with the casting cavity 21, the feeding channel 10 is a vertically arranged cylindrical channel, the bottom wall of the mold cavity is provided with a buffer groove 20, the buffer groove 20 is in an inverted spherical crown shape, the diameter of the top end of the buffer groove 20 is the same as the inner diameter of the feeding channel 10, and the buffer groove 20 is coaxial with the feeding channel 10, the bottom wall of the die cavity is provided with a positioning groove 22, the bottom end of the second die body 12 is embedded into the positioning groove 22, the discharge channel 26 is a ceramic tube, the side wall, the top wall and the bottom wall of the casting cavity 21 are respectively provided with a plurality of chills 23, the first die body 11 is provided with a plurality of vent holes communicated with the casting cavity 21, the flow dividing channel 3 is composed of a first channel 31, a second channel 32 and a third channel 33, the discharge end of the feeding channel 10 is connected with a plurality of first channels 31 distributed in the radial direction, the second channel 32 is an annular groove coaxial with the feeding channel 10, the first channel 31 is communicated with the second channel 32, the outer side of the second channel 32 is provided with a plurality of third channels 33 corresponding to the upper auxiliary grooves 15 one by one, the third channels 33 are communicated with the corresponding upper auxiliary grooves 15, and a ceramic filter screen is arranged in the first channel 31.
The working process of the invention is as follows:
in the working process of the umbrella-shaped molten iron pouring gate pouring structure of the wind power large bearing seat casting, the discharge channel 26 is arranged at the bottom of the pouring cavity 21, so that molten iron can smoothly fill the pouring cavity 21 from bottom to top, the pouring cavity 21 is not easy to damage, meanwhile, the molten iron is not easy to oxidize and convenient to exhaust, the casting is not easy to generate the defects of slag inclusion, sand inclusion, shrinkage porosity and the like, and the quality of the casting is effectively ensured.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (8)
1. The utility model provides an umbrella-type molten iron of wind-powered electricity generation large-scale bearing frame foundry goods waters pouring structure which characterized in that: comprises a sand feeding mold (1), a sand discharging mold (2), a feeding channel (10), a flow dividing channel (3), an upper auxiliary groove (15), a lower auxiliary groove (25) and a discharging channel (26), wherein a mold cavity is arranged in the sand discharging mold (2), the opening of the mold cavity is upward, the sand feeding mold (1) consists of a first mold body (11) and a second mold body (12), the first mold body (11) is placed on the sand discharging mold (2), the mold cavity is covered by the first mold body (11), the bottom of the first mold body (11) is fixedly provided with the second mold body (12), the second mold body (12) and the first mold body (11) are of an integral structure, the second mold body (12) is cylindrical, the second mold body (12) is pressed on the bottom wall of the mold cavity, the combination of the sand feeding mold (1) and the sand discharging mold (2) forms a pouring cavity (21), the bottom of the second mold body (12) is provided with a plurality of upper auxiliary grooves (15), go up auxiliary tank (15) and enclose into the round around the axis of second die body (12), go up and be equipped with a feedstock channel (10) on sand mould (1), the feed inlet of feedstock channel (10) is located the top of sand mould (1), and the discharge gate of feedstock channel (10) is located the bottom of second die body (12), and the discharge gate of feedstock channel (10) is linked together through reposition of redundant personnel passageway (3) and every last auxiliary tank (15), be equipped with lower auxiliary tank (25) of a plurality of and last auxiliary tank (15) one-to-one on the diapire of die cavity, go up auxiliary tank (15) and cover corresponding lower auxiliary tank (25), the bottom of lower auxiliary tank (25) is equipped with one discharging channel (26), and discharging channel (26) are the U-shaped, and the discharge end of discharging channel (26) is located the diapire of die cavity and is linked together with pouring cavity (21).
2. The umbrella-shaped molten iron pouring gate pouring structure of the large wind power bearing seat casting as claimed in claim 1, wherein: the feeding channel (10) is a vertically-arranged cylindrical channel, a buffer groove (20) is formed in the bottom wall of the die cavity, the buffer groove (20) is in an inverted spherical crown shape, the diameter of the top end of the buffer groove (20) is equal to the inner diameter of the feeding channel (10), and the buffer groove (20) is coaxial with the feeding channel (10).
3. The umbrella-shaped molten iron pouring gate pouring structure of the large wind power bearing seat casting as claimed in claim 1, wherein: the bottom wall of the die cavity is provided with a positioning groove (22), and the bottom end of the second die body (12) is embedded into the positioning groove (22).
4. The umbrella-shaped molten iron pouring gate pouring structure of the large wind power bearing seat casting as claimed in claim 1, wherein: the discharge channel (26) is a ceramic tube.
5. The umbrella-shaped molten iron pouring gate pouring structure of the large wind power bearing seat casting as claimed in claim 1, wherein: and a plurality of chills (23) are arranged on the side wall, the top wall and the bottom wall of the pouring cavity (21).
6. The umbrella-shaped molten iron pouring gate pouring structure of the large wind power bearing seat casting as claimed in claim 1, wherein: the first die body (11) is provided with a plurality of vent holes communicated with the pouring cavity (21).
7. The umbrella-shaped molten iron pouring gate pouring structure of the large wind power bearing seat casting as claimed in claim 1, wherein: the flow dividing channel (3) is composed of a first channel (31), a second channel (32) and a third channel (33), the discharge end of the feeding channel (10) is connected with the first channels (31) which are radially distributed, the second channel (32) is an annular groove which is coaxial with the feeding channel (10), the first channel (31) is communicated with the second channel (32), the outer side of the second channel (32) is provided with the third channels (33) which are in one-to-one correspondence with the upper auxiliary grooves (15), and the third channels (33) are communicated with the corresponding upper auxiliary grooves (15).
8. The umbrella-shaped molten iron pouring gate pouring structure of the large wind power bearing seat casting as claimed in claim 7, wherein: a ceramic filter screen is arranged in the first channel (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210391572.1A CN114833308A (en) | 2022-04-14 | 2022-04-14 | Umbrella-shaped molten iron pouring gate pouring structure of large wind power bearing block casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210391572.1A CN114833308A (en) | 2022-04-14 | 2022-04-14 | Umbrella-shaped molten iron pouring gate pouring structure of large wind power bearing block casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114833308A true CN114833308A (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210391572.1A Pending CN114833308A (en) | 2022-04-14 | 2022-04-14 | Umbrella-shaped molten iron pouring gate pouring structure of large wind power bearing block casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114833308A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007026295A1 (en) * | 2006-10-16 | 2007-10-18 | Sintokogio, Ltd., Nagoya | Mold for producing cast part comprises lower mold part with concave section having structure of cast part and upper mold part with convex section having structure of cast part |
| CN103212672A (en) * | 2013-03-15 | 2013-07-24 | 马钢(集团)控股有限公司 | Method for casting low speed diesel engine cylinder cap for large cylinder diameter boat |
| CN107159844A (en) * | 2017-06-29 | 2017-09-15 | 浙江港航重工机械有限公司 | A kind of multichannel apparatus for pouring |
| CN206702164U (en) * | 2017-05-05 | 2017-12-05 | 浙江坤博机械制造有限公司 | A kind of high velocity ram machine footstock casting die |
| CN206716974U (en) * | 2017-05-27 | 2017-12-08 | 广州市志利机械科技有限公司 | A kind of casting mold of annular thick and large casting |
| CN207086850U (en) * | 2017-08-09 | 2018-03-13 | 惠尔信机械（泰兴）有限公司 | Bottom filling molding runners system |
| CN109773128A (en) * | 2019-03-27 | 2019-05-21 | 山东宏马工程机械有限公司 | Brake disc gap pouring device |
| CN212144422U (en) * | 2020-04-20 | 2020-12-15 | 江苏一汽铸造股份有限公司 | One-box two-piece sand-saving type sand box for casting and molding wind power bearing seat |
-
2022
- 2022-04-14 CN CN202210391572.1A patent/CN114833308A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007026295A1 (en) * | 2006-10-16 | 2007-10-18 | Sintokogio, Ltd., Nagoya | Mold for producing cast part comprises lower mold part with concave section having structure of cast part and upper mold part with convex section having structure of cast part |
| CN103212672A (en) * | 2013-03-15 | 2013-07-24 | 马钢(集团)控股有限公司 | Method for casting low speed diesel engine cylinder cap for large cylinder diameter boat |
| CN206702164U (en) * | 2017-05-05 | 2017-12-05 | 浙江坤博机械制造有限公司 | A kind of high velocity ram machine footstock casting die |
| CN206716974U (en) * | 2017-05-27 | 2017-12-08 | 广州市志利机械科技有限公司 | A kind of casting mold of annular thick and large casting |
| CN107159844A (en) * | 2017-06-29 | 2017-09-15 | 浙江港航重工机械有限公司 | A kind of multichannel apparatus for pouring |
| CN207086850U (en) * | 2017-08-09 | 2018-03-13 | 惠尔信机械（泰兴）有限公司 | Bottom filling molding runners system |
| CN109773128A (en) * | 2019-03-27 | 2019-05-21 | 山东宏马工程机械有限公司 | Brake disc gap pouring device |
| CN212144422U (en) * | 2020-04-20 | 2020-12-15 | 江苏一汽铸造股份有限公司 | One-box two-piece sand-saving type sand box for casting and molding wind power bearing seat |
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