CN202591578U - Die-casting die for novel automobile engine assembly - Google Patents
Die-casting die for novel automobile engine assembly Download PDFInfo
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- CN202591578U CN202591578U CN 201220059924 CN201220059924U CN202591578U CN 202591578 U CN202591578 U CN 202591578U CN 201220059924 CN201220059924 CN 201220059924 CN 201220059924 U CN201220059924 U CN 201220059924U CN 202591578 U CN202591578 U CN 202591578U
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Abstract
The utility model discloses a die-casting die for a novel automobile engine assembly and provides the die-casting die for the novel automobile engine assembly. The die-casting die for the novel automobile engine assembly is simple and reasonable in an air discharge system and a pouring system and high in quality of casting flatness, and meets a requirement of an engine assembly. The die-casting die for the novel automobile engine assembly comprises a moving die, a stationary die, a sliding block, a core-pulling device, an air discharge system, a pouring system and mold cavities. A first sliding block is arranged on a position opposite to the die air discharge system. A second sliding block and a third sliding block are respectively arranged on two sides of a die. The core-pulling device is arranged on the same side as the third sliding block of the die. The third sliding block on the core-pulling device is in a slanting-guide-column structure. The pouring system is arranged on the stationary die. The pouring system is a straight pouring channel which is respectively connected with the mold cavity on one side of the die and the mold cavity on one end face of the die. The die on one side opposite to the pouring system is provided with the air discharge system comprising an overflow groove and an air discharge groove. The stationary die is provided with an ejection device. The moving die is in an embedded-block structure. The die-casting die for the novel automobile engine assembly is mainly applied to novel automobile engine assemblies.
Description
Technical field
The utility model relates to a kind of die casting technical field, relates in particular to a kind of die casting of new automobile engine pack.
Background technology
Die casting generally comprises cover half that the cover half installing plate that is fixed on die casting machine is, is fixed on the dynamic model on the die casting machine dynamic model installing plate, this dynamic model servo-actuated mold mounting plate relative motion and accomplish matched moulds and die sinking.During matched moulds, form the chamber between cover half and the dynamic model, liquid metals under high pressure is full of this chamber, and during die sinking, dynamic model separates with cover half, just can foundry goods be taken out.Die casting is a kind of with air in the liquid metals displacement chamber, and air is discharged to the mould outside through the exhaust structure on the die casting in the chamber.Exhaust structure is to the outward appearance of foundry goods, and particularly the quality of foundry goods inside and the adjusting range of casting process have significant impact.Existing automobile engine assembly die casting can not guarantee foundry goods flatness higher requirement, can not guarantee that the wall of engine pack is thin, in light weight, the demanding requirement of serviceability.
Chinese patent Granted publication CN 200988097Y, open day is on December 12nd, 2007, name is called in the scheme of " structure of cast die " and discloses a kind of structure of cast die.It comprises that two are separated by and the foot pad established, and a plummer is formed respectively on the bottom of the opposite side of two foots pad; Stride between two plummers and establish liftout plate; The top of this time liftout plate is provided with a upper ejector plate; And two foots pad are provided with a male model; This male model is provided with a master mold.Weak point is, the exhaust structure of this structure of cast die is provided with unreasonable, exists the surface of exhaust problem, mould casting to be prone to the cold flow trace, inwall has slag inclusion and pore, the burr phenomenon occurs at the infall of foundry goods face and face.The running gate system of this structure of cast die and gas extraction system setting are unfavorable for that liquid metals under high pressure is full of die cavity.
The utility model content
The utility model is the above-mentioned deficiency that exists in the existing structure of cast die in order to solve, and a kind of gas extraction system and running gate system advantages of simple, foundry goods flatness quality height is provided and satisfies the die casting of a kind of new automobile engine pack of engine pack requirement.
To achieve these goals, the utility model adopts following technical scheme:
A kind of die casting of new automobile engine pack; Comprise dynamic model, cover half, slide block, core-pulling device, gas extraction system, running gate system and die cavity; Described slide block comprises slide block one, slide block two and slide block three; Slide block one is located at die venting system opposite, and module two and slide block three are located at the both sides of mould respectively; Described core-pulling device is located on the mould with slide block three homonymies, and the slide block three on the described core-pulling device adopts the Angle Pin structures; Described running gate system is located on the cover half, and described running gate system is a sprue, and described sprue is connected with an end face die cavity with a side die cavity of mould respectively; The mould of described running gate system opposite one side is provided with gas extraction system, and described gas extraction system comprises overflow launder and air discharge duct; Described cover half is provided with liftout attachment, and purpose is to make ejecting force even, prevents the distortion when product ejects; Described dynamic model adopts insert structure.This is a kind of mould of new automobile engine pack, and this engine pack has wall thickness, in light weight, the demanding characteristics of serviceability, does not particularly allow alveolate specific (special) requirements 400 ° of temperature bakings, and mould structure has been proposed specific (special) requirements.This mould has combined the advantage of flexibility, gas extraction system and the running gate system of slide block and core-pulling device, has good exhaust effect, and it is good that the gained die casting closes quality, and qualification rate is high.
As preferably, described liftout attachment is made up of Angle Pin, and described liftout attachment is located on the core-pulling device respectively, on the slide block and on the overflow launder.Loose core and be used for the moulding of product lateral aperture.
As preferably, described sprue and mould side die cavity are provided with No. two feed pipes, and described sprue and die face die cavity are provided with No. four feed pipes.To avoid feeder position mould cylinder.
As preferably, described slide block two all is whole slide block with described slide block three.Cheap operation.
As preferably, described slide block adopts hydraulic oil cylinder driving.Have only with oil cylinder and just rationally perhaps relatively save cost, let and extracting side core earlier out before the die sinking.The operation principle of oil cylinder is exactly the effect of hydraulic jack, and the workpiece ejection device of injection formed, the active force of oil cylinder is more stable by the active force of oil cylinder for thimble.
As preferably, the gas extraction system on the described dynamic model concentrates the exhaust pieces to form by three groups.Concentrated exhaust then can reduce the burr and the finning of cast(ing) surface outward appearance.
As preferably, described slide block adopts the Angle Pin structure.Improved the flexibility of casting.
The utility model can reach following effect:
1, the utility model has combined the advantage of flexibility, gas extraction system and the running gate system of slide block and core-pulling device, has good exhaust effect, and it is good that the gained die casting closes quality, and qualification rate is high.
2, the multichannel cast has guaranteed that the mobile cast of liquid metals is effective, has guaranteed the ovenable roasting temperature requirement of automobile engine assembly.
3, dynamic model adopts insert structure.The convenient mould of revising has improved the flexibility of casting; Make things convenient for the processing of mould; Increase the service life of mould; The design of inserting can be avoided edm, reduces cost; The operation that can stagger of inserting is convenient to arrange, and efficient is provided; Simultaneously, insert structure helps the exhaust of mould.
4, the setting of liftout attachment makes that the ejecting force at each position was more even when product ejected, and prevents the distortion when product ejects, and has guaranteed the high-quality flatness requirement of die casting.
Description of drawings
Fig. 1 is a kind of structural representation of facing of the utility model.
Fig. 2 is a kind of running gate system face structural representation of the utility model.
Fig. 3 is the axle construction sketch map such as a kind of of the utility model.
1, slide block one; 2, slide block two; 3, gas extraction system; 4, Angle Pin; 5, slide block three; 6, core-pulling device; 7, end face four tunnel chargings; 8, running gate system; 9, side two tunnel chargings; 10, die cavity; 11, concentrate the exhaust piece.
The specific embodiment
Embodiment: the aluminum alloy die-casting die of planting the Communication Equipment housing.Like Fig. 1, shown in Figure 2, this is a kind of die casting of new automobile engine pack, comprises dynamic model, cover half, slide block, core-pulling device 6, gas extraction system 3, running gate system 8 and die cavity 10.
Mould comprises three slide blocks and a core-pulling device, and slide block comprises slide block 1, slide block 22 and slide block 35, and slide block one is located at die venting system opposite, and module two and slide block three are located at the both sides of mould respectively; Slide block two all is whole slide block with slide block three, and slide block adopts hydraulic oil cylinder driving.
Oil cylinder is used in has multiple reason above the mould, one of which is loosed core apart from very big exactly, or because the mechanism of product has only with oil cylinder and just rationally perhaps relatively saves cost, lets and extracting side core earlier out before the die sinking.Slide block adopts the Angle Pin structure.The operation principle of oil cylinder is exactly the effect of hydraulic jack, and the workpiece ejection device of injection formed, the active force of oil cylinder is more stable by the active force of oil cylinder for thimble.Replace Angle Pin with oil cylinder, guaranteed the stationarity of mould, die quality is higher than more than three times of common die; Reduced the coefficient of friction of mould inside, prolonged die life; For die life special high request we can on mould slide block, inlay graphite, play bigger lubrication.
Core-pulling device is located on the mould with slide block three homonymies, and the slide block three on the core-pulling device adopts Angle Pins 4 structures.Core-pulling device adopts hydraulic pressure to twitch mode, by oil cylinder power is provided.Loose core and adopt fixedly inserts of hoodle structure, its operation principle is: the hoodle structure is made up of the die cavity of loosing core, fixed cover, spring, spring attachment, hoodle, and wherein: spring, spring compression screw thread, hoodle are installed in the fixed cover.The die cavity of loosing core is placed the fixed cover that four assemblings prepare; Inserts inserts the die cavity of loosing core during work, and hoodle blocks the holddown groove of inserts, relies on the thrust of spring, and its inserts is fixed in the die cavity of loosing core, and makes the inserts that presets keep subscribing the position, so that behind the die casting molding, its size is consistent.
Running gate system is located on the cover half, and running gate system is a sprue, and sprue is connected with an end face die cavity with a side die cavity of mould respectively; Sprue and mould side die cavity are provided with No. two feed pipes, from side two tunnel chargings 9 of mould.Sprue and die face die cavity are provided with No. four feed pipes, from end face four tunnel chargings 7 of mould, avoiding feeder position mould cylinder, and shorten time of charging.
The mould of running gate system opposite one side is provided with gas extraction system 3, and gas extraction system comprises overflow launder and air discharge duct; Gas extraction system on the dynamic model concentrates exhaust piece 11 to form by three groups.The running gate system of mould is arranged in the cover half side, through sprue, gets into die cavity from product side and end face respectively, and running gate system adopts the multiple feed structure, and wherein: there is the two-way charging side, and end face has four tunnel chargings, and the end face charging is main feeding-passage; After metal gets into die cavity through running gate system during work, from the feed side end face, flow to the opposite side end face along die cavity, the face-to-face side of feed end is provided with and concentrates the exhaust piece.
Cover half is provided with liftout attachment, and liftout attachment is made up of Angle Pin, and liftout attachment is located on the core-pulling device respectively, on the slide block and on the overflow launder.Purpose is to make ejecting force even, prevents the distortion when product ejects.
Dynamic model adopts insert structure.The convenient mould of revising of insert structure has improved the flexibility of casting; Make things convenient for the processing of mould; Increase the service life of mould; The design of inserting can be avoided edm, reduces cost; The operation that can stagger of inserting is convenient to arrange, and efficient is provided; Simultaneously, insert structure helps the exhaust of mould.
Combine accompanying drawing to describe the embodiment of the utility model above, but not limited by the foregoing description when realizing, those of ordinary skills can make various variations or modification within the scope of the appended claims.
Claims (7)
1. the die casting of a new automobile engine pack; Comprise dynamic model, cover half, slide block, core-pulling device, gas extraction system, running gate system and die cavity; It is characterized in that; Described slide block comprises slide block one, slide block two and slide block three, and slide block one is located at die venting system opposite, and module two and slide block three are located at the both sides of mould respectively; Described core-pulling device is located on the mould with slide block three homonymies, and the slide block three on the described core-pulling device adopts the Angle Pin structures; Described running gate system is located on the cover half, and described running gate system is a sprue, and described sprue is connected with an end face die cavity with a side die cavity of mould respectively; The mould of described running gate system opposite one side is provided with gas extraction system, and described gas extraction system comprises overflow launder and air discharge duct; Described cover half is provided with liftout attachment; Described dynamic model adopts insert structure.
2. the die casting of a kind of new automobile engine pack according to claim 1 is characterized in that, described liftout attachment is made up of Angle Pin, and described liftout attachment is located on the core-pulling device respectively, on the slide block and on the overflow launder.
3. the die casting of a kind of new automobile engine pack according to claim 1 and 2 is characterized in that, described sprue and mould side die cavity are provided with No. two feed pipes, and described sprue and die face die cavity are provided with No. four feed pipes.
4. the die casting of a kind of new automobile engine pack according to claim 1 and 2 is characterized in that, described slide block two all is whole slide block with described slide block three.
5. the die casting of a kind of new automobile engine pack according to claim 1 and 2 is characterized in that, described slide block adopts hydraulic oil cylinder driving.
6. the die casting of a kind of new automobile engine pack according to claim 1 and 2 is characterized in that, the gas extraction system on the described dynamic model concentrates the exhaust piece to form by three groups.
7. the die casting of a kind of new automobile engine pack according to claim 1 and 2 is characterized in that, described slide block adopts the Angle Pin structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220059924 CN202591578U (en) | 2012-02-23 | 2012-02-23 | Die-casting die for novel automobile engine assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220059924 CN202591578U (en) | 2012-02-23 | 2012-02-23 | Die-casting die for novel automobile engine assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202591578U true CN202591578U (en) | 2012-12-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220059924 Expired - Fee Related CN202591578U (en) | 2012-02-23 | 2012-02-23 | Die-casting die for novel automobile engine assembly |
Country Status (1)
| Country | Link |
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| CN (1) | CN202591578U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114273634A (en) * | 2021-12-30 | 2022-04-05 | 内蒙古北方重工业集团有限公司 | Production method for eliminating defects of threaded holes of die castings |
| WO2022126926A1 (en) * | 2020-12-18 | 2022-06-23 | 苏州广型模具有限公司 | Die-casting die for lightweight valve body |
-
2012
- 2012-02-23 CN CN 201220059924 patent/CN202591578U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022126926A1 (en) * | 2020-12-18 | 2022-06-23 | 苏州广型模具有限公司 | Die-casting die for lightweight valve body |
| CN114273634A (en) * | 2021-12-30 | 2022-04-05 | 内蒙古北方重工业集团有限公司 | Production method for eliminating defects of threaded holes of die castings |
| CN114273634B (en) * | 2021-12-30 | 2023-10-20 | 内蒙古北方重工业集团有限公司 | Production method for eliminating defects of die casting threaded holes |
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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 |
Granted publication date: 20121212 Termination date: 20150223 |
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| EXPY | Termination of patent right or utility model |