CN202291287U - Nodular cast iron gasoline engine main bearing cap casting die - Google Patents
Nodular cast iron gasoline engine main bearing cap casting die Download PDFInfo
- Publication number
- CN202291287U CN202291287U CN2011205274353U CN201120527435U CN202291287U CN 202291287 U CN202291287 U CN 202291287U CN 2011205274353 U CN2011205274353 U CN 2011205274353U CN 201120527435 U CN201120527435 U CN 201120527435U CN 202291287 U CN202291287 U CN 202291287U
- Authority
- CN
- China
- Prior art keywords
- cope match
- engine main
- iron
- spheroidal graphite
- graphite cast
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The utility model discloses a nodular cast iron gasoline engine main bearing cap casting die, which is provided with an upper exhausting plug and an upper exhausting groove and comprises an upper template, a lower template and a pouring system. A plurality of upper dies and a plurality of lower dies are respectively distributed on the upper template and the lower template, the pouring system comprises a direct pouring passage and a transverse pouring passage which are arranged on an upper plate of the upper template, an inner pouring passage and an inner pouring opening, and the inner pouring passage and the inner pouring opening are arranged on the lower template. The casting die adopts a unique slow flow pouring system design, is matched with a reasonable discharging structure of the upper dies and the lower dies, does not need to install a filter screen and a lower core, fully utilizes the characteristics of fast cooling of iron, and can achieve the aim of producing nodular cast iron gasoline engine main bearing caps with different marks in dead-head-free cast-condition mode.
Description
Technical field
The utility model belongs to casting technology field, relates to a kind of casting mould, especially the casting mould of spheroidal graphite cast-iron petrol engine main beating cap.
Background technology
Main beating cap is the parts of having relatively high expectations on the automobile engine; The effect of load is used to withstand shocks; Precision and performance requirement are all higher, are important foundry goods, and its precision and performance directly affect the performance and the life-span of main frame; Mostly international spheroidal graphite cast-iron automobile engine main beating cap casting method is that vertical-parting does not have the case extrusion moduling, adopts big riser feeding at present.This scheme product yield is low, and presentation quality is poor, must add precious metals such as tin, copper and just can reach required material requirement.
The existence of above-mentioned defective is necessary existing spheroidal graphite cast-iron petrol engine main beating cap casting mould further perfect.
Summary of the invention
The problem that the utility model can not meet the demands for the foundry goods that solves the casting of existing spheroidal graphite cast-iron petrol engine main beating cap casting mould and propose a kind of can produce dense structure, dimensional accuracy high, meet the demands and spheroidal graphite cast-iron petrol engine main beating cap casting mould that product yield is high.
The utility model is realized through following scheme:
Above-mentioned spheroidal graphite cast-iron petrol engine main beating cap casting mould comprises cope match plate, following template and running gate system; Said cope match plate comprises cope match-plate pattern and the last model that is installed in this cope match-plate pattern; Said template down and cope match plate are complementary, and comprise lower bolster and the drag that is installed in this lower bolster; Said running gate system comprises running channel and ingate; Above-mentioned upward model is a model on the as a whole metal pattern of a plurality of one-piece unit, and a type has a plurality of; Said drag and last metal pattern are complementary, and are the as a whole metal pattern drag of a plurality of one-piece unit, and a type has a plurality of; Said sprue and cross gate are arranged on the cope match-plate pattern of above-mentioned cope match plate; Said cross gate is roughly X type and intersects two of adjacent two rows be laid in said cope match-plate pattern and go up between the models, is communicated with said sprue and ingate; Said sprue vertically is convexly set in the central authorities of said cope match-plate pattern; Said ingate has a plurality of, is laid between two said drags of adjacent two rows of said lower bolster and connects this two drags, is communicated with said cross gate and is complementary; Said ingate is arranged on the said ingate of template down and the junction of drag.
Described spheroidal graphite cast-iron petrol engine main beating cap casting mould, wherein: the said model of going up has 14, roughly three rows distribute, wherein both sides be connected into a row by five respectively, four of middle rows are separated series connection in twos by said cross gate symmetry; Above-mentioned drag and the said model of going up are complementary, and also have 14, and roughly three rows distribute, wherein both sides be connected into a row by five respectively, four of middle rows are separated series connection in twos by said cross gate symmetry.
Described spheroidal graphite cast-iron petrol engine main beating cap casting mould, wherein: each is equipped with two sand-spraying holes said upward model and drag.
Described spheroidal graphite cast-iron petrol engine main beating cap casting mould, wherein: said cross gate is a shaped form, the corresponding said ingate of said cross gate place is provided with slag trap.
Described spheroidal graphite cast-iron petrol engine main beating cap casting mould, wherein: said mould has die joint, and said die joint is a curved surface.
Described spheroidal graphite cast-iron petrol engine main beating cap casting mould, wherein: also be provided with the convex platform of exhaust when being used for moulding and penetrating sand on the said cope match plate, said convex platform is installed in the inboard of said cope match-plate pattern near the said model of going up through securing member.
Described spheroidal graphite cast-iron petrol engine main beating cap casting mould, wherein: also be provided with venting plug on the said cope match plate; Above-mentionedly go up the inner side end that venting plug is arranged on said cope match-plate pattern, from the relative both ends of the surface of cope match-plate pattern respectively to the middle part extend to form a plurality of, be complementary with the position of last model;
Described spheroidal graphite cast-iron petrol engine main beating cap casting mould, wherein: the exhaust needle that also is provided with die cavity exhaust when being used to pour into a mould on the said cope match plate.
Described spheroidal graphite cast-iron petrol engine main beating cap casting mould, wherein: the lower convex platform of exhaust when said down template also is provided with down and is used for moulding and penetrates sand; Said lower convex platform is installed in the inboard of lower bolster near said drag through securing member.
Described spheroidal graphite cast-iron petrol engine main beating cap casting mould; Wherein: said template down also is provided with down venting plug; Said down venting plug is arranged on the inner side end of lower bolster, from the relative both ends of the surface of lower bolster respectively to the middle part extend to form a plurality of, be complementary with the position of drag.
Beneficial effect:
The utility model is combined into one group of monoblock cast with five main beating cap single-pieces; Adopt curved surface somatotype and unique unhurried current Design of Runner System; The discharge structure of model about being equipped with reasonably; Need not lay filter screen and following core, make full use of the quick cooling characteristics of swage, can reach the spheroidal graphite cast-iron petrol engine main beating cap that no rising head as cast condition is produced the various different trades mark.
Description of drawings
Fig. 1 is the upper and lower template structural representation of the spheroidal graphite cast-iron automobile engine main beating cap casting mould of the utility model;
Fig. 2 to Fig. 5 is the cope match plate vertical view of the spheroidal graphite cast-iron automobile engine main beating cap casting mould of the utility model;
Fig. 6 to Fig. 9 is the following template vertical view of the spheroidal graphite cast-iron automobile engine main beating cap casting mould of the utility model;
Figure 10 to Figure 13 is the running gate system structural representation of the spheroidal graphite cast-iron automobile engine main beating cap casting mould of the utility model.
The specific embodiment
To shown in Figure 13, the spheroidal graphite cast-iron petrol engine main beating cap casting mould of the utility model is to adopt five unification forging types like Fig. 1, and being about to five one-piece unit becomes an integral workblank and process, and comprises cope match plate 1, template 2 and running gate system 3 down.
Cope match plate 1 comprises cope match-plate pattern 11 and the last model 12 that is installed in this cope match-plate pattern 11;
Cope match-plate pattern 11 is provided with alignment pin 111; Alignment pin 111 is positioned at the outside of cope match-plate pattern 11, has a plurality ofly, is used for cope match plate 1 mount in sandbox;
Also be provided with convex platform 13 on the cope match plate 1, go up venting plug 14 and exhaust needle 15;
Exhaust when penetrating sand that convex platform 13 and last venting plug 14 are used for moulding; Wherein convex platform 13 be installed in cope match-plate pattern 11 through securing member 130 the inboard near last model 12; Last venting plug 14 is arranged on the inner side end of cope match-plate pattern 11, from the relative both ends of the surface of cope match-plate pattern 11 respectively to the middle part extend to form a plurality of, be complementary with the position of last model 12;
Die cavity exhaust when exhaust needle 15 is used to pour into a mould is arranged on model 12 places.
Following template 2 is complementary with cope match plate 1, comprises lower bolster 21 and the drag 22 that is installed in this lower bolster 21;
Following template 2 also is provided with lower convex platform 23 and following venting plug 24;
Exhaust when penetrating sand that lower convex platform 23 and following venting plug 24 are used for moulding; Wherein lower convex platform 23 is corresponding with convex platform 13, and the inboard that is installed in lower bolster 21 through securing member 230 is near drag 22; Following venting plug 24 is arranged on the inner side end of lower bolster 21, from the relative both ends of the surface of lower bolster 21 respectively to the middle part extend to form a plurality of, be complementary with the position of drag 22.
Sprue 31 and cross gate 32 are arranged on the cope match-plate pattern 11 of cope match plate 1, and wherein cross gate 32 is roughly X type and intersects the outside end face that is laid in cope match-plate pattern 11 and on two of adjacent two rows between the model 12, whole running channel is a shaped form, to prevent iron liquid turbulent flow; Sprue 31 vertically is convexly set in the outside end face central authorities of cope match-plate pattern 11, is connected in the center of cross gate 32; Ingate 33 has a plurality of, is laid between two drags 22 of adjacent two rows of lower bolster 21 inner side ends, is communicated with cross gate 32 and is complementary;
Ingate 34 is arranged on down template 2, is positioned at the junction of ingate 33 and counterdie 12; Be the skimming function of performance running gate system 3, ingate 34 is chosen in down template 2, and corresponding ingate 34 places are provided with slag trap on the cross gate 32.
For ease of somatotype, this mould is provided with die joint 4, and this die joint 4 is a curved surface.
Adopt the process of this spheroidal graphite cast-iron petrol engine main beating cap of casting mould processing of the utility model mainly to comprise following several steps:
1, after the material and appearance and size of five one group of single-pieces of analysis, five single-pieces are synthesized an integral workblank, it is suitable that faying face size and machine add cut-out composite blade thickness, can satisfy the finished size requirement after being convenient to cut.
2, for enhancing productivity, reducing production costs, adopt the curved surface parting method to select die joint, economize and fall down the core link.
3, template is arranged and Design of Runner System: accomplish the template layout according to covering the supporting template size of sand production line institute; 14 on one type; Be performance running gate system skimming function, ingate is chosen in mo(u)ld bottom half, and corresponding ingate place is provided with slag trap on the cross gate; Cross gate is designed to shaped form and prevents iron liquid turbulent flow, through casting solidification simulation running gate system is optimized.
4, make metal pattern by technological requirement: for guaranteeing to penetrate the quality of die cavity behind the sand; In each modelling two sand-spraying holes are arranged; The required exhaust needle of die cavity exhaust when cast is set on the cope match plate; Upper and lower template appropriate location is provided with moulding exhaust is used when penetrating sand boss, venting plug, a complete set of frock making is accomplished in assembling.
5, moulding mould assembling: the template temperature is at 200 ℃-220 ℃, and the swage temperature is accomplished in the time of 200 ℃-350 ℃ and penetrated sand, and penetrating sand pressure is 0.4-0.6MP, checks and blows off mould assembling behind the die cavity, and lay cup.
6, smelting and pouring molten iron: adopt electrosmelting of intermediate frequency, 1500 ℃-1530 ℃ of tapping temperatures, 1380 ℃-1430 ℃ of pouring temperatures are controlled in 20 seconds the duration of pouring.
7, the foundry goods of unpacking out: went out foundry goods behind the casting complete in 12 minutes.
Foundry goods is body sampling after the cleaning polishing, and each item performance indications all can satisfy drawing requirement, need not to add precious metals such as copper, tin, and Non-Destructive Testing and dissection foundry goods do not have casting flaws such as shrinkage porosite.
The casting mould of the utility model; Owing to adopt unique unhurried current Design of Runner System; The discharge structure of model about being equipped with reasonably; Need not lay filter screen and following core, make full use of the quick cooling characteristics of swage, can reach the spheroidal graphite cast-iron petrol engine main beating cap that no rising head as cast condition is produced the various different trades mark.
Claims (10)
1. a spheroidal graphite cast-iron petrol engine main beating cap casting mould comprises cope match plate, following template and running gate system; Said cope match plate comprises cope match-plate pattern and the last model that is installed in this cope match-plate pattern; Said template down and cope match plate are complementary, and comprise lower bolster and the drag that is installed in this lower bolster; Said running gate system comprises running channel and ingate; It is characterized in that:
Above-mentioned upward model is a model on the as a whole metal pattern of a plurality of one-piece unit, and a type has a plurality of;
Said drag and last metal pattern are complementary, and are the as a whole metal pattern drag of a plurality of one-piece unit, and a type has a plurality of;
Said sprue and cross gate are arranged on the cope match-plate pattern of above-mentioned cope match plate; Said cross gate is roughly X type and intersects two of adjacent two rows be laid in said cope match-plate pattern and go up between the models, is communicated with said sprue and ingate; Said sprue vertically is convexly set in the central authorities of said cope match-plate pattern; Said ingate has a plurality of, is laid between two said drags of adjacent two rows of said lower bolster and connects this two drags, is communicated with said cross gate and is complementary;
Said ingate is arranged on the said ingate of template down and the junction of drag.
2. spheroidal graphite cast-iron petrol engine main beating cap casting mould as claimed in claim 1; It is characterized in that: the said model of going up has 14, and roughly three rows distribute, and wherein both sides is connected into a row by five respectively; Four of middle rows are separated series connection in twos by said cross gate symmetry;
Above-mentioned drag and the said model of going up are complementary, and also have 14, and roughly three rows distribute, wherein both sides be connected into a row by five respectively, four of middle rows are separated series connection in twos by said cross gate symmetry.
3. according to claim 1 or claim 2 spheroidal graphite cast-iron petrol engine main beating cap casting mould is characterized in that: saidly go up model and drag each is equipped with two sand-spraying holes.
4. according to claim 1 or claim 2 spheroidal graphite cast-iron petrol engine main beating cap casting mould, it is characterized in that: said cross gate is a shaped form, the corresponding said ingate of said cross gate place is provided with slag trap.
5. according to claim 1 or claim 2 spheroidal graphite cast-iron petrol engine main beating cap casting mould, it is characterized in that: said mould has die joint, and said die joint is a curved surface.
6. according to claim 1 or claim 2 spheroidal graphite cast-iron petrol engine main beating cap casting mould; It is characterized in that: also be provided with the convex platform of exhaust when being used for moulding and penetrating sand on the said cope match plate, said convex platform is installed in the inboard of said cope match-plate pattern near the said model of going up through securing member.
7. according to claim 1 or claim 2 spheroidal graphite cast-iron petrol engine main beating cap casting mould is characterized in that: also be provided with venting plug on the said cope match plate; Above-mentionedly go up the inner side end that venting plug is arranged on said cope match-plate pattern, from the relative both ends of the surface of cope match-plate pattern respectively to the middle part extend to form a plurality of, be complementary with the position of last model.
8. according to claim 1 or claim 2 spheroidal graphite cast-iron petrol engine main beating cap casting mould is characterized in that: the exhaust needle that also is provided with die cavity exhaust when being used to pour into a mould on the said cope match plate.
9. according to claim 1 or claim 2 spheroidal graphite cast-iron petrol engine main beating cap casting mould is characterized in that: the lower convex platform of exhaust when said template down also is provided with down and is used for moulding and penetrates sand; Said lower convex platform is installed in the inboard of lower bolster near said drag through securing member.
10. according to claim 1 or claim 2 spheroidal graphite cast-iron petrol engine main beating cap casting mould; It is characterized in that: said template down also is provided with down venting plug; Said venting plug down is arranged on the inner side end of lower bolster; From the relative both ends of the surface of lower bolster respectively to the middle part extend to form a plurality of, be complementary with the position of drag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205274353U CN202291287U (en) | 2011-12-16 | 2011-12-16 | Nodular cast iron gasoline engine main bearing cap casting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205274353U CN202291287U (en) | 2011-12-16 | 2011-12-16 | Nodular cast iron gasoline engine main bearing cap casting die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202291287U true CN202291287U (en) | 2012-07-04 |
Family
ID=46360267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205274353U Expired - Lifetime CN202291287U (en) | 2011-12-16 | 2011-12-16 | Nodular cast iron gasoline engine main bearing cap casting die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202291287U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103223469A (en) * | 2013-04-11 | 2013-07-31 | 芜湖乐锐思信息咨询有限公司 | Gap type pouring system for casting aluminum alloy metal type cylinder cover |
| CN103302245A (en) * | 2013-05-30 | 2013-09-18 | 芜湖永达科技有限公司 | Engine cylinder cover forming mold |
| CN106001446A (en) * | 2016-08-09 | 2016-10-12 | 十堰市泰祥实业股份有限公司 | Method and mold for producing passenger car engine single-chip main bearing cover |
-
2011
- 2011-12-16 CN CN2011205274353U patent/CN202291287U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103223469A (en) * | 2013-04-11 | 2013-07-31 | 芜湖乐锐思信息咨询有限公司 | Gap type pouring system for casting aluminum alloy metal type cylinder cover |
| CN103302245A (en) * | 2013-05-30 | 2013-09-18 | 芜湖永达科技有限公司 | Engine cylinder cover forming mold |
| CN106001446A (en) * | 2016-08-09 | 2016-10-12 | 十堰市泰祥实业股份有限公司 | Method and mold for producing passenger car engine single-chip main bearing cover |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102489667B (en) | Casting method for spheroidal graphite cast iron main bearing cap of gasoline engine and casting mould applying same | |
| CN105215271B (en) | The cored-up mould sand mould structure and cored-up mould method of a kind of gear box casing casting | |
| CN102527943B (en) | Overhead choke-flow filter buffer type casting pouring technological method | |
| CN103273006B (en) | A kind of fitting device of Sand-Faced Metal Mould Casting brake-shoe and production method | |
| CN202291255U (en) | Casting die for main bearing cap of gray iron gasoline engine | |
| CN205217919U (en) | Core assembly molding sand mould structure of transmission housing foundry goods | |
| CN204700275U (en) | Building hoist box body of speed reducer low pressure casting die | |
| CN202291287U (en) | Nodular cast iron gasoline engine main bearing cap casting die | |
| CN105033191A (en) | Belt pulley casting simulation analysis and optimization design method | |
| CN105081280B (en) | A kind of bullet train cast aluminium gear-box lower box metal-mold low-pressure casting mould | |
| CN202877483U (en) | Medium-small type and large-batch steel casting production and casting mould | |
| CN105108105B (en) | A kind of bullet train cast aluminium gear-box upper box metal-mold low-pressure casting mould | |
| CN114799127A (en) | Low-pressure metal mold casting method for integral hollow auxiliary frame | |
| CN101422808B (en) | Use method of filter in casting large-size castings | |
| CN106392012A (en) | Design method for nodular cast iron crankshaft curved face parting mold | |
| CN208214243U (en) | A kind of hub cast mold | |
| CN203764893U (en) | Casting mould for hollow camshaft | |
| CN206425486U (en) | A kind of vertical line casts air conditioning for automobiles swash plate core mold | |
| CN115319022A (en) | Casting method for producing pump cover casting of hydraulic plunger pump | |
| CN201271737Y (en) | Large casting pouring system with filter | |
| CN212042549U (en) | Core assembly feeding side pouring system for multiple base parts | |
| CN103600035A (en) | Manufacturing technology of walking machinery bracket casting | |
| CN204504147U (en) | " point type " apparatus for pouring of nodular iron casting | |
| CN209830199U (en) | Heavy-duty locomotive coupler body casting mould | |
| CN106493308A (en) | A kind of gate valve foundry goods of low cost without rising head |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 442000 no.258, Jilin Road, Shiyan Economic Development Zone, Shiyan City, Hubei Province Patentee after: Shiyan taixiang industry Limited by Share Ltd Address before: 442013 Shiyan City, Hubei province Maojian District Guangzhou whitecaps Auto City Road No. 16 Patentee before: Shiyan Taixiang Industrial Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |
|
| CX01 | Expiry of patent term |