CN101700561A - Mold of railway vehicle coupler inner chamber integrated core vertical parting cold core box - Google Patents
Mold of railway vehicle coupler inner chamber integrated core vertical parting cold core box Download PDFInfo
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- CN101700561A CN101700561A CN200910305765A CN200910305765A CN101700561A CN 101700561 A CN101700561 A CN 101700561A CN 200910305765 A CN200910305765 A CN 200910305765A CN 200910305765 A CN200910305765 A CN 200910305765A CN 101700561 A CN101700561 A CN 101700561A
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- core box
- core
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- inner chamber
- railway vehicle
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Abstract
The invention relates to a mold of a railway vehicle coupler inner chamber integrated core vertical parting cold core box, which comprises a core box body, a sand-shooting mechanism and a plunger tip mechanism; wherein the core box body comprises a left core box and a right core box and forms a vertical-installed core box chamber; the top and the bottom of the core box chamber are open; a core box bottom plate is arranged at the bottom opening; a sand shooting opening is arranged on the top opening; another sand shooting opening is arranged on the core box body; a plurality of loose pieces are respectively arranged on the left core box and the right core box which are respectively and correspondingly provided with the plunger tip mechanism. The mold has simple structure, convenient operation and low production efficiency; and the produced sand core is integral and does not have abutting-joint errors.
Description
Technical field
The present invention relates to a kind of cold-box mould, especially relate to a kind of railway vehicle coupler inner chamber integrated core vertical parting cold core box mould.
Background technology
Be used to produce the inner chamber integrated core of the coupler body foundry goods of rolling stock, the material of core is water-glass sand or resin sand.Original product has two to combine part (seeing Fig. 1,2), needs two cover core boxes, 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.Application number is the manufacture method that 200410053944.1 patent of invention discloses the whole core shooting mould of a kind of hitch, is that the core with coupler inner chamber adopts whole core shooting; Be used to make the railway locomotive of all size model, the hitch of vehicle.The whole core shooting mould of its hitch by the core box body that wear resistant cast iron block cast forms, has been opened two and has been penetrated Sha Kou on it, will penetrate head simultaneously and be designed to special use and penetrate head; Adopt porous location and two positioning keys location; For making things convenient for molding, the part that stretches into inner chamber is made the piece form of taking out; And, then adopt the loose piece form to demanding hole; Inner chamber at the core box body is installed venting plug; At the core box body back side air blowing plate and tuyere are installed, are connected the carbon dioxide airduct; Plunger tip adopts hydraulic cylinder and core box with the type base plate, has four plunger tip bars that core is delivered on the core receiving plate with base plate.This technical scheme will just be divided into the core box body two main somatotypes, and the applicant thinks that the distributed architecture of somatotype also is that mould has key character, all can influence the quality of product significantly.As the mould somatotype up and down or about distribute, inner die cavity is vertical or hold up placement etc.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 that this technical scheme is big for the processing volume, structure is complicated adopts up and down.
Summary of the invention
The present invention mainly be solve existing in prior technology complex structure, operation inconvenience, production efficiency is low, the butt joint of product interface is accurate inadequately etc. technical problem, provide a kind of simple in structure, easy to operate, production efficiency is high, core that produced is integrated, does not have the railway vehicle coupler inner chamber integrated core vertical parting cold core box mould that docks error.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals: a kind of railway vehicle coupler inner chamber integrated core vertical parting cold core box mould, comprise the core box body, penetrate sand mechanism and plunger tip mechanism, it is characterized in that described core box body is made of left core box and right core box, and form a core box chamber that vertically is provided with, lower open mouth on this core box chamber, the lower open mouth place is provided with a core box base plate, go up uncovered for penetrating Sha Kou, and on the core box body, be provided with another and penetrate Sha Kou, left and right sides core box respectively is provided with some loose pieces, and core box each correspondence in the left and right sides is provided with a plunger tip mechanism.After each core box and loose piece, core box base plate are connected, penetrate sand and make core box inner chamber sand fill up consolidation, go up the uncovered sand mouth of penetrating as the main Sha Kou that penetrates, another penetrates that the corresponding wide-angle of sand mouth is bent to form penetrates the sand dead angle, and after penetrating sand and finishing, sand-shooting head is removed; The secondth, the air blowing interface is opened (immigration) air blowing sclerosis.After the core sclerosis, about loose core and open, left and right sides core box is opened; Core is separated with lower shoe, and core receiving plate enters core is connect away, takes off inner loose piece.What this mould employing die cavity was vertically placed has advantage on the one hand because the compound mode of employing left and right sides core box has made things convenient for the folding mould; On the other hand also can be so that core gravitate in hardening process makes that the bottom pith is enriched.
As preferably, described plunger tip mechanism comprises the plunger tip plate of being located at respectively on the core box frame of the left and right sides, and the plunger tip plate links to each other with core box by guide post, and the plunger tip plate is provided with several plunger tip bars.Promoting the plunger tip plate when the demoulding finishes.The plunger tip plate is combined into one with left and right sides core box respectively, and when matched moulds, the plunger tip mechanism of both sides is also in place together, so it is easy to operate.
As preferably, described plunger tip bar has several corresponding with the core box chamber, and has several corresponding with described loose piece respectively.The plunger tip bar is corresponding with loose piece, makes when the demoulding loose piece to be separated with core box with core simultaneously, and then loose piece and core are separated, and farthest protects core at the position that loose piece is arranged.
As preferably, the outside core box frame of described plunger tip mechanism is provided with and is used for straight empty adsorption plate that left and right sides core box is moved.Straight empty adsorption plate and a vacuum bindiny mechanism are flexible coupling, and this connected mode makes when matched moulds more flexible, and convenient the adjusting more can guarantee the positional precision of matched moulds.It is connected firmly, makes things convenient for simultaneously, and is reliable and stable.
As preferably, on the described plunger tip plate and vacuum adsorption plate between be provided with spring conductor rod, this spring conductor rod is with a pulling force return spring outward, the two ends of this pulling force return spring link to each other with the plunger tip plate with vacuum adsorption plate respectively.After the work of plunger tip plate is finished, decontrol the plunger tip plate, its can be under the effect of spring self-return.
As preferably, be distributed with a plurality of vent plugs that go out on the core box of the described left and right sides, this goes out vent plug and is evenly equipped with intensive venthole.This venthole can be discharged air, but can not discharge sand grains.In penetrating the sand process, the air in the die cavity can be discharged from going out vent plug rapidly, prevents to occur on the core problem in hole, has improved the quality of core.
As preferably, described core box base plate is provided with some plunger tip bars down, and core box base plate inboard is provided with one and empties piece, and is provided with the air blowing interface.After the core box demoulding of the left and right sides, following plunger tip bar pushes up certain height with core, and it is separated with the core box base plate.Inflatable mouth can link to each other with admission line in the process of sclerosis of blowing.
As preferably, be provided with between the core box of the described left and right sides and take out piece, take out piece and be connected with the piston rod of hydraulic jack.The turnover that piece is taken out in hydraulic jack control, the automation control that goes out to take out piece has in fact improved production efficiency, has reduced labour intensity.
The beneficial effect that brings of the present invention is, the technical problem that solved existing in prior technology complex structure, operation inconvenience, production efficiency is low, the butt joint of product interface is accurate inadequately etc., realized a kind of simple in structure, easy to operate, production efficiency is low, core that produced is integrated, does not have the railway vehicle coupler inner chamber integrated core vertical parting cold core box mould that docks error.
Description of drawings
Accompanying drawing 1 is the structural representation of existing split type railway vehicle coupler inner chamber cold-box mould core box one;
Accompanying drawing 2 is structural representations of existing split type railway vehicle coupler inner chamber cold-box mould core box two;
Accompanying drawing 3 is a kind of structural representations of the present invention;
Accompanying drawing 4 is a kind of structural representations of the present invention.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment: accompanying drawing 3 is a kind of structural representations of the present invention; Accompanying drawing 4 is a kind of structural representations of the present invention.The present invention is a kind of railway vehicle coupler inner chamber integrated core vertical parting cold core box mould, comprise the core box body, penetrate sand mechanism and plunger tip mechanism, described core box body is made of left core box 1 and right core box 2, and form a core box chamber that vertically is provided with, lower open mouth on this core box chamber, the lower open mouth place is provided with a core box base plate 3.The core box base plate is provided with some plunger tip bars 4 down, and core box base plate inboard is provided with one and empties piece 5, and is provided with air blowing interface 6.Go up uncoveredly for penetrating Sha Kou, and be provided with another penetrate sand mouth 7 on the core box body, left and right sides core box respectively is provided with some loose pieces 18, is provided with between the core box of the left and right sides and takes out piece 8, takes out piece and is connected with the piston rod of hydraulic jack 9.Be distributed with a plurality of vent plugs 10 that go out on the core box of the left and right sides, this goes out vent plug and is evenly equipped with intensive venthole.Core box each correspondence in the left and right sides is provided with a plunger tip mechanism, plunger tip mechanism comprises the plunger tip plate of being located at respectively on the core box frame of the left and right sides 11,12, the plunger tip plate links to each other with core box by guide post 13, the plunger tip plate is provided with several plunger tip bars 14, the plunger tip bar has several corresponding with the core box chamber, and has several corresponding with described loose piece respectively.The outside core box frame of plunger tip mechanism is provided with and is used for straight empty adsorption plate 15,16 that left and right sides core box is moved.On the plunger tip plate and vacuum adsorption plate between be provided with spring conductor rod, this spring conductor rod is with a pulling force return spring 17 outward, the two ends of this pulling force return spring link to each other with the plunger tip plate with vacuum adsorption plate respectively.
After each core box and loose piece, core box base plate are connected, penetrate sand and make core box inner chamber sand fill up consolidation, go up the uncovered sand mouth of penetrating as the main Sha Kou that penetrates, another penetrates that the corresponding wide-angle of sand mouth is bent to form penetrates the sand dead angle, and after penetrating sand and finishing, sand-shooting head is removed; The secondth, the air blowing interface is opened (immigration) air blowing sclerosis.After the core sclerosis, about loose core and open, left and right sides core box is opened; Core is separated with lower shoe, and core receiving plate enters core is connect away, takes off inner loose piece.What this mould employing die cavity was vertically placed has advantage on the one hand because the compound mode of employing left and right sides core box has made things convenient for the folding mould; On the other hand also can be so that core gravitate in hardening process makes that the bottom pith is enriched.The plunger tip plate is combined into one with left and right sides core box respectively, and when matched moulds, the plunger tip mechanism of both sides is also in place together, so it is easy to operate.In penetrating the sand process, the air in the die cavity can be discharged from going out vent plug rapidly, prevents to occur on the core problem in hole, has improved the quality of core.This product is with former two parts integrator, 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 that the present invention has is simple in structure, easy to operate, production efficiency is high, core that produced is integrated, there are not features such as butt joint error.
Claims (10)
1. railway vehicle coupler inner chamber integrated core vertical parting cold core box mould, comprise the core box body, penetrate sand mechanism and plunger tip mechanism, it is characterized in that described core box body is made of left core box (1) and right core box (2), and form a core box chamber that vertically is provided with, lower open mouth on this core box chamber, the lower open mouth place is provided with a core box base plate (3), go up uncovered for penetrating Sha Kou, and on the core box body, be provided with another and penetrate Sha Kou (7), left and right sides core box respectively is provided with some loose pieces (18), and core box each correspondence in the left and right sides is provided with a plunger tip mechanism.
2. a kind of railway vehicle coupler inner chamber integrated core vertical parting cold core box mould according to claim 1, it is characterized in that described plunger tip mechanism comprises the plunger tip plate of being located at respectively on the core box frame of the left and right sides (11,12), the plunger tip plate links to each other with core box by guide post (13), and the plunger tip plate is provided with several plunger tip bars (14).
3. a kind of railway vehicle coupler inner chamber integrated core vertical parting cold core box mould according to claim 2 is characterized in that described plunger tip bar has several corresponding with the core box chamber, and has several corresponding with described loose piece respectively.
4. according to claim 1 or 2 or 3 described a kind of railway vehicle coupler inner chamber integrated core vertical parting cold core box moulds, the outside core box frame that it is characterized in that described plunger tip mechanism is provided with and is used for straight empty adsorption plate (16,15) that left and right sides core box is moved.
5. a kind of railway vehicle coupler inner chamber integrated core vertical parting cold core box mould according to claim 4, it is characterized in that on the described plunger tip plate and vacuum adsorption plate between be provided with spring conductor rod, this spring conductor rod is with a pulling force return spring (17) outward, and the two ends of this pulling force return spring link to each other with the plunger tip plate with vacuum adsorption plate respectively.
6. according to claim 1 or 2 or 3 described a kind of railway vehicle coupler inner chamber integrated core vertical parting cold core box moulds, it is characterized in that being distributed with on the core box of the described left and right sides a plurality of vent plugs (10) that go out, this goes out vent plug and is evenly equipped with intensive venthole.
7. a kind of railway vehicle coupler inner chamber integrated core vertical parting cold core box mould according to claim 4 is characterized in that being distributed with on the core box of the described left and right sides a plurality of vent plugs that go out, and this goes out vent plug and is evenly equipped with intensive venthole.
8. according to claim 1 or 2 or 3 described a kind of railway vehicle coupler inner chamber integrated core vertical parting cold core box moulds, it is characterized in that described core box base plate is provided with some plunger tip bars down, core box base plate inboard is provided with one and empties piece, and is provided with air blowing interface (6).
9. according to claim 1 or 2 or 3 described a kind of railway vehicle coupler inner chamber integrated core vertical parting cold core box moulds, it is characterized in that being provided with between the core box of the described left and right sides and take out piece (8), take out piece and be connected with the piston rod of hydraulic jack (9).
10. a kind of railway vehicle coupler inner chamber integrated core vertical parting cold core box mould according to claim 4 is characterized in that being provided with between the core box of the described left and right sides and takes out piece, takes out piece and is connected with the piston rod of hydraulic jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910305765A CN101700561A (en) | 2009-08-19 | 2009-08-19 | Mold of railway vehicle coupler inner chamber integrated core vertical parting cold core box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910305765A CN101700561A (en) | 2009-08-19 | 2009-08-19 | Mold of railway vehicle coupler inner chamber integrated core vertical parting cold core box |
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| CN101700561A true CN101700561A (en) | 2010-05-05 |
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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 |
| CN102615247A (en) * | 2012-03-26 | 2012-08-01 | 苏州明志科技有限公司 | Core combining method |
| CN103056301A (en) * | 2012-12-31 | 2013-04-24 | 东风汽车股份有限公司 | Automatic core ejecting device of core making machine |
| CN104107878A (en) * | 2014-06-30 | 2014-10-22 | 济柴聊城机械有限公司 | Core box structure for making large motor seat integral sand core |
| CN109226684A (en) * | 2018-11-27 | 2019-01-18 | 禹州市昆仑模具有限公司 | A kind of punch-pin of uncoupling lever bracket precoated sand mold |
| CN111957889A (en) * | 2020-08-24 | 2020-11-20 | 济南柳玉鑫机械设备有限公司 | Core box of core shooter |
-
2009
- 2009-08-19 CN CN200910305765A patent/CN101700561A/en active Pending
Cited By (7)
| 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 |
| CN102615247A (en) * | 2012-03-26 | 2012-08-01 | 苏州明志科技有限公司 | Core combining method |
| CN102615247B (en) * | 2012-03-26 | 2014-04-02 | 苏州明志科技有限公司 | Core combining method |
| CN103056301A (en) * | 2012-12-31 | 2013-04-24 | 东风汽车股份有限公司 | Automatic core ejecting device of core making machine |
| CN104107878A (en) * | 2014-06-30 | 2014-10-22 | 济柴聊城机械有限公司 | Core box structure for making large motor seat integral sand core |
| CN109226684A (en) * | 2018-11-27 | 2019-01-18 | 禹州市昆仑模具有限公司 | A kind of punch-pin of uncoupling lever bracket precoated sand mold |
| CN111957889A (en) * | 2020-08-24 | 2020-11-20 | 济南柳玉鑫机械设备有限公司 | Core box of core shooter |
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Open date: 20100505 |