CN201493446U - Die for railway vehicle side frame integrated core shooting box - Google Patents
Die for railway vehicle side frame integrated core shooting box Download PDFInfo
- Publication number
- CN201493446U CN201493446U CN2009203082826U CN200920308282U CN201493446U CN 201493446 U CN201493446 U CN 201493446U CN 2009203082826 U CN2009203082826 U CN 2009203082826U CN 200920308282 U CN200920308282 U CN 200920308282U CN 201493446 U CN201493446 U CN 201493446U
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- core
- core box
- shooting
- plunger tip
- side frame
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Abstract
The utility model relates to a die for a railway vehicle side frame integrated core shooting box, which comprises a core box body made up of an upper core box and a lower core box, a sand shooting plate, an air blowing plate and a core ejection structure, and is characterized in that the core shooting cavity consisting of the upper and the lower core boxes is a railway vehicle side frame integrated core shooting box, a plurality of weight reducing blocks are arranged inside the core shooting cavity and are respectively connected with the upper and the lower core boxes in symmetrical arrangement, and a water leakage hole loose core is arranged on the side surface of the core shooting cavity. The utility model has the characteristics of simple operation, high production efficiency, low rejection rate and long service life.
Description
Technical field
The utility model relates to a kind of mould, especially relates to the whole shooting core box mould of a kind of rolling stock bogie side frame.
Background technology
Existing rolling stock bogie side frame shooting core box mould generally combines part (seeing Fig. 1,2,3,4) by three, needs the quadruplet core box, and preparation method is a manual core making, and the core box material is a cast aluminium, and at the bottom of the sand core strength, production efficiency is low, and joint easily produces defective mutually.Be about 15,000 times the service life of mould.And whole core core is formed by connecting by several (being generally ten), so its precision will be subjected to great influence.Application number is that 200620131318 utility model discloses a kind of cold-box core blower matching die, comprise penetrate Sha Zui, penetrate the sand plate, go up the plunger tip plate, go up the plunger tip bar, go up core box, core box, plunger tip plate, plunger tip bar, suspension rod etc. down down down, the following core box demoulding push rod of one section whole single pole structure wherein is installed at described plunger tip plate down.Also comprise and penetrate sand plate guide finger structure, go up plunger tip plate guide finger structure, penetrate sand mouth structure etc.Compared with prior art, these innovation structures of this technical scheme can improve the action of mould, improve the efficient that mould is produced, and improve the yield rate of product core, reduce production process, improve speed of production.The core box body of the composition of core box can not satisfy its needs but the core rod public affairs that this technical scheme is big for the processing volume, structure is complicated adopt up and down.
Summary of the invention
The utility model mainly be solve that existing in prior technology production efficiency is low, complex structure, operation easier are big, the core box joint easily produces defective etc. technical problem, provide a kind of simple to operate, production efficiency is high, percent defective is low, the whole shooting core box mould of the rolling stock bogie side frame of long service life.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: the whole shooting core box mould of a kind of rolling stock bogie side frame, comprise the core box body that core box and following core box constitute and penetrate sand plate, air blowing plate, plunger tip structure, it is characterized in that the described core box of going up is the whole core shooting of rolling stock bogie side frame chamber with the core shooting chamber that following core box constitutes, be provided with several loss of weight pieces in the core shooting chamber, and be connected with upper and lower core box respectively and be symmetrical arranged, side, core shooting chamber is provided with leaking hole and looses core.Upper and lower core box and loosing core is connected the back matched moulds respectively with equipment, be in locking state, at first is to penetrate sand, and the core box die cavity is filled up sand, penetrates plate and removes; The secondth, the air blowing plate moves into the sclerosis of blowing; Open sclerosis back core box up and down, utilizes inflatable bar as the work of last plunger tip bar simultaneously; The 5th step was that following core box and core are shifted out, and after the following core box demoulding, bore core away.Core box is advanced to and penetrates the sand station under being then, moves on the following core box and penetrates the sand position, penetrates sheet reset, and matched moulds clamps up and down, returns to the sand state of penetrating, and goes round and begins again.This product is with former ten core integrators, the core box material is a spheroidal graphite cast-iron, adopt the method for whole core shooting to make core, realize automated production, efficient improves tens of times, and the core type quality of producing is good, the intrinsic strength height. owing to adopt spheroidal graphite cast-iron to do body, can reach about 60,000 times the service life of mould.
As preferably, described plunger tip mechanism comprises a following plunger tip plate of being located at down the core box downside, and following plunger tip plate is provided with some push rods, and push rod is suitable with the jogger hole on the following core box.In following core and following core box separating process, following plunger tip bar work will descend core box to separate with core.
As preferably, describedly penetrate sand plate, air blowing plate, the plunger tip plate is equipped with separately guide post down, and suitable with the corresponding pilot hole on being located at core box.Guide post and pilot hole be arranged so that its motion is more accurate, operate more convenient, avoided because of when operation the position deviation cause destruction to equipment.
As preferably, described leaking hole is loosed core and is linked to each other with the piston rod of a hydraulic cylinder, and this hydraulic cylinder is located on the mould bases.What leaking hole was loosed core is arranged so that the core box structure Design is more convenient flexibly, and the demoulding is also more simple.The turnover that leaking hole is loosed core is finished automatically by hydraulic cylinder, has improved the automaticity of this mould.
As preferably, be respectively equipped with interstitial hole on the described core box body and loose core outward and the interstitial hole inner core pulling, inside and outside the loosing core of interstitial hole links to each other with the piston rod of several hydraulic cylinders, and hydraulic cylinder is located on the mould bases.What interstitial hole was loosed core outward and the interstitial hole inner core pulling is loosed core is arranged so that the core box structure Design is more convenient flexibly, and the demoulding is also more simple.Interstitial hole is loosed core outward and the turnover of interstitial hole inner core pulling is finished automatically by hydraulic cylinder, has improved the automaticity of this mould.
As preferably, the described bottom of core box down is provided with a following plunger tip plate rebound, and this rebound links to each other with following plunger tip plate by connecting rod.In order to satisfy several needs of core box height down, must not will descend the plunger tip bar to design longly again simultaneously, so design a rebound, guaranteed the stability of time plunger tip bar simultaneously to prolong the control length of plunger tip plate down.
The beneficial effect that brings of the present utility model is, the technical problem that solved that existing in prior technology production efficiency is low, complex structure, operation easier is big, the core box joint easily produces defective etc., realized the whole shooting core box mould of rolling stock bogie side frame simple to operate, production efficiency is high, percent defective is low, the characteristics of long service life.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of the core box 1 of existing rolling stock bogie side frame split core box mould;
Accompanying drawing 2 is a kind of structural representations of the core box 2 of existing rolling stock bogie side frame split core box mould;
Accompanying drawing 3 is a kind of structural representations of the core box 3 of existing rolling stock bogie side frame split core box mould;
Accompanying drawing 4 is a kind of structural representations of the core box 4 of existing rolling stock bogie side frame split core box mould;
Accompanying drawing 5 is a kind of structural representations of the present utility model;
Accompanying drawing 6 is a kind of structural representations of the present utility model;
Accompanying drawing 7 is a kind of structural representations of the present utility model.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: accompanying drawing 5 is a kind of structural representations of the present utility model; Accompanying drawing 6 is a kind of structural representations of the present utility model; Accompanying drawing 7 is a kind of structural representations of the present utility model.The utility model is the whole shooting core box mould of a kind of rolling stock bogie side frame, comprises the core box body that core box 2 and following core box 1 constitute and penetrates sand plate 3, air blowing plate 12, plunger tip structure.Plunger tip mechanism comprises a following plunger tip plate 4 of being located at down the core box downside, and following plunger tip plate is provided with some push rods 5, and push rod is suitable with the jogger hole on the following core box.Penetrate sand plate, air blowing plate, the plunger tip plate is equipped with separately guide post down, and is and suitable with the corresponding pilot hole on being located at core box.The described core box of going up is rolling stock bogie side frame integral body core shooting chamber with the core shooting chamber that following core box constitutes, and is provided with several loss of weight pieces 13 in the core shooting chamber, and is connected with upper and lower core box respectively and is symmetrical arranged.The bottom of following core box is provided with a following plunger tip plate rebound 6, and this rebound links to each other with following plunger tip plate by connecting rod 7.Side, core shooting chamber is provided with leaking hole and looses core 8.Leaking hole is loosed core and is linked to each other with the piston rod of a hydraulic cylinder 9, and this hydraulic cylinder is located on the mould bases.Be respectively equipped with interstitial hole on the core box body and loose core 10 and interstitial hole inner core pulling 11 outward, inside and outside the loosing core of interstitial hole links to each other with the piston rod of several hydraulic cylinders, and hydraulic cylinder is located on the mould bases.
Upper and lower core box and loosing core is connected the back matched moulds respectively with equipment, be in locking state, at first is to penetrate sand, and the core box die cavity is filled up sand, penetrates plate and removes; The secondth, the air blowing plate moves into the sclerosis of blowing; Open sclerosis back core box up and down, utilizes inflatable bar as the work of last plunger tip bar simultaneously; The 5th step was that following core box and core are shifted out, and after the following core box demoulding, bore core away.Core box is advanced to and penetrates the sand station under being then, moves on the following core box and penetrates the sand position, penetrates sheet reset, and matched moulds clamps up and down, returns to the sand state of penetrating, and goes round and begins again.The turnover of respectively loosing core is controlled by hydraulic cylinder, has improved the automaticity of mould.This product is with former ten core integrators, the core box material is a spheroidal graphite cast-iron, adopt the method for whole core shooting to make core, realize automated production, efficient improves tens of times, and the core type quality of producing is good, the intrinsic strength height. owing to adopt spheroidal graphite cast-iron to do body, can reach about 60,000 times the service life of mould.
So the utlity model has simple to operate, the features such as production efficiency is high, percent defective is low, long service life.
Claims (8)
1. the whole shooting core box mould of a rolling stock bogie side frame, comprise the core box body that core box and following core box constitute and penetrate sand plate, air blowing plate, plunger tip structure, it is characterized in that the described core box (2) of going up is the whole core shooting of rolling stock bogie side frame chamber with the core shooting chamber that following core box (1) constitutes, be provided with several loss of weight pieces (13) in the core shooting chamber, and be connected with upper and lower core box respectively and be symmetrical arranged, side, core shooting chamber is provided with leaking hole loose core (8).
2. the whole shooting core box mould of a kind of rolling stock bogie side frame according to claim 1, it is characterized in that described plunger tip mechanism comprises a following plunger tip plate (4) of being located at down the core box downside, following plunger tip plate is provided with some push rods (5), and push rod is suitable with the jogger hole on the following core box.
3. the whole shooting core box mould of a kind of rolling stock bogie side frame according to claim 1 is characterized in that describedly penetrating sand plate, air blowing plate, the plunger tip plate is equipped with separately guide post down, and suitable with the corresponding pilot hole on being located at core box.
4. according to claim 1 or the whole shooting core box moulds of 2 or 3 described a kind of rolling stock bogie side frames, it is characterized in that described leaking hole is loosed core to link to each other with the piston rod of a hydraulic cylinder, this hydraulic cylinder is located on the mould bases.
5. according to claim 1 or the whole shooting core box mould of 2 or 3 described a kind of rolling stock bogie side frames, it is characterized in that being respectively equipped with on the described core box body interstitial hole looses core outward and the interstitial hole inner core pulling, inside and outside the loosing core of interstitial hole links to each other with the piston rod of several hydraulic cylinders, and hydraulic cylinder is located on the mould bases.
6. the whole shooting core box mould of a kind of rolling stock bogie side frame according to claim 4, it is characterized in that being respectively equipped with on the described core box body interstitial hole looses core outward and the interstitial hole inner core pulling, inside and outside the loosing core of interstitial hole links to each other with the piston rod of several hydraulic cylinders, and hydraulic cylinder is located on the mould bases.
7. according to claim 2 or the whole shooting core box mould of 3 described a kind of rolling stock bogie side frames, it is characterized in that the described bottom of core box down is provided with a following plunger tip plate rebound, this rebound links to each other with following plunger tip plate by connecting rod.
8. the whole shooting core box mould of a kind of rolling stock bogie side frame according to claim 4 is characterized in that the described bottom of core box down is provided with a following plunger tip plate rebound, and this rebound links to each other with following plunger tip plate by connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203082826U CN201493446U (en) | 2009-08-19 | 2009-08-19 | Die for railway vehicle side frame integrated core shooting box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203082826U CN201493446U (en) | 2009-08-19 | 2009-08-19 | Die for railway vehicle side frame integrated core shooting box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201493446U true CN201493446U (en) | 2010-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203082826U Expired - Fee Related CN201493446U (en) | 2009-08-19 | 2009-08-19 | Die for railway vehicle side frame integrated core shooting box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201493446U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102441647A (en) * | 2011-12-08 | 2012-05-09 | 南车长江车辆有限公司 | Manufacturing method for fully-integrated core of side frame |
| CN102554134A (en) * | 2012-03-01 | 2012-07-11 | 南车长江车辆有限公司 | Rail wagon side frame sand core and manufacturing method thereof |
| CN107511457A (en) * | 2017-09-15 | 2017-12-26 | 昆明云内动力股份有限公司 | A kind of core mold, core and its production method |
-
2009
- 2009-08-19 CN CN2009203082826U patent/CN201493446U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102441647A (en) * | 2011-12-08 | 2012-05-09 | 南车长江车辆有限公司 | Manufacturing method for fully-integrated core of side frame |
| WO2013083061A1 (en) * | 2011-12-08 | 2013-06-13 | 南车长江车辆有限公司 | Method for manufacturing fully-integrated core of side frame |
| CN102554134A (en) * | 2012-03-01 | 2012-07-11 | 南车长江车辆有限公司 | Rail wagon side frame sand core and manufacturing method thereof |
| WO2013127217A1 (en) * | 2012-03-01 | 2013-09-06 | 南车长江车辆有限公司 | Side-frame sand core for railway freight train and method of manufacturing same |
| CN107511457A (en) * | 2017-09-15 | 2017-12-26 | 昆明云内动力股份有限公司 | A kind of core mold, core and its production method |
| CN107511457B (en) * | 2017-09-15 | 2020-01-14 | 昆明云内动力股份有限公司 | Sand core mold, sand core and production method of sand core mold |
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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: 20100602 Termination date: 20160819 |