CN203737994U - Fixing structure used for preventing die excessively-large thermal deformation - Google Patents
Fixing structure used for preventing die excessively-large thermal deformation Download PDFInfo
- Publication number
- CN203737994U CN203737994U CN201420064978.XU CN201420064978U CN203737994U CN 203737994 U CN203737994 U CN 203737994U CN 201420064978 U CN201420064978 U CN 201420064978U CN 203737994 U CN203737994 U CN 203737994U
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- China
- Prior art keywords
- fixing structure
- mould
- center
- connecting portion
- die
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- 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
- 239000007787 solid Substances 0.000 claims description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 235000012489 doughnuts Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of automobile die manufacturing and discloses a fixing structure used for preventing die excessively-large thermal deformation. The fixing structure comprises an outer ring fixing structure used for connecting a die and a bottom plate in a fastened mode, wherein the outer ring fixing structure is arranged at the outer end of the die, and the fixing structure further comprises at least one inner ring fixing structure. The inner ring fixing structure comprises at least one connecting part and an extending part, wherein the position, close to the center, of the bottom surface of the die extends downwards to form the connecting part, and the extending part is arranged on the bottom plate and corresponds to the connecting part. The connecting part and the extending part are fixedly connected through a fastening part. The fixing structure has the advantages that the outer ring fixing structure and the inner ring fixing structure are matched, so that the die and the bottom plate are connected more stably and firmly to resist to upward action force generated by a molten aluminum crucible and a liquid lifting tube connecting device, the deformation amount of a bottom die of the die is reduced to 0.1 mm-0.3 mm, and the precision of the product size is improved; operation is easy, and maintenance is convenient.
Description
Technical field
The utility model relates to automobile die manufacturing technology field, relates in particular to a kind of for preventing mold hot to be out of shape excessive fixed structure.
Background technology
Conventional low hub mold mainly comprises mould, base plate, crucible and stalk jockey, described mould bottom surface is fixed on base plate by external ring fixing structure near outer end place, the below of described base plate is provided with crucible, in described crucible, be provided with stalk jockey, the upper end of described stalk jockey is sleeved on the center of mould.
This kind of connected mode, bed die produces upwards arching distortion of core under the acting in conjunction of active force upwards of aluminium water crucible and stalk jockey and thermal deformation, produce the different deflections of measuring according to different mold wall thicknesses and shape, even mold wall thickness is thicker, deflection still can reach 0.5-0.8mm, just easily occur that so aborning foundry goods scraps because deflection is excessive, the problem that defect rate is high.
Utility model content
The purpose of this utility model is to propose a kind of for preventing mold hot to be out of shape excessive fixed structure, can solve mould and easily cause aborning distortion excessive, the problem that defect rate is high.
For reaching this object, the utility model by the following technical solutions:
A kind of for preventing mold hot to be out of shape excessive fixed structure, comprise: for being fastenedly connected the external ring fixing structure of mould and base plate, described external ring fixing structure is laid in the outer end of mould, also comprise at least one inner ring fixed structure, described inner ring fixed structure comprises by the bottom surface of mould near center extended at least one connecting portion downwards, be laid in extension corresponding with connecting portion on base plate, described connecting portion and extension are fixedly connected by securing member.
Wherein, described extension is the loop configuration taking mold center as the center of circle, offers the fixing hole of multiple corresponding connection parts in described loop configuration.
Wherein, described extension is the list structure radially taking mold center as radiant, and on each list structure, offers the fixing hole of corresponding connection parts.
Wherein, described connecting portion is from the downward extended cylinder of mould bottom surface, on described cylinder, offers locating hole.
Wherein, described connecting portion is the annular solid taking mold center as the center of circle, on described annular solid, offers locating hole.
Wherein, described securing member is bolt or screw.
The beneficial effects of the utility model are: external ring fixing structure and inner ring fixed structure match, make the connection between mould and base plate more firm and solid, be highly resistant to the active force upwards that aluminium water crucible and stalk jockey produce, the deflection of the bed die of mould is dropped to 0.1-0.3mm, improved the accuracy of product size; And simple to operate, easy to maintenance.
Brief description of the drawings
Fig. 1 be the utility model specific embodiment 1 provide for preventing mold hot to be out of shape the structural representation of excessive fixed structure.
In figure:
1, connecting portion; 2, extension; 3, securing member; 4, mould; 5, base plate; 6, external ring fixing structure.
Detailed description of the invention
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing and by detailed description of the invention.
Embodiment 1
As shown in Figure 1, a kind of for preventing mold hot to be out of shape excessive fixed structure, comprise: for being fastenedly connected the external ring fixing structure 6 of mould 4 and base plate 5, described external ring fixing structure 6 is laid in the outer end of mould 4, comprise an inner ring fixed structure, described inner ring fixed structure comprises that bottom surface by mould 4, near the downward extended connecting portion 1 in center, is laid in extension corresponding with connecting portion 1 on base plate 52, and described connecting portion 1 and extension 2 are fixedly connected by securing member 3.
Described extension 2 is the loop configuration taking mould 4 centers as the center of circle, offers the fixing hole of multiple corresponding connection parts 1 in described loop configuration.Wherein, described connecting portion 1 is the annular solid taking mold center as the center of circle, on described annular solid, offers locating hole.
Described annular solid and loop configuration make the connection between mould 4 and base plate 5 more firm and solid, in the time that aluminium water crucible and stalk jockey active force upwards act on die casting, because increased the connecting portion of annular solid and the extension of loop configuration, the deflection of the bed die of mould 4 is dropped to 0.1-0.3mm, improved the accuracy of product size.And simple to operate, easy to maintenance.
Preferably, described securing member 3 is bolt or screw.The two ends of described bolt or screw are separately fixed in fixing hole and locating hole, play the effect that connecting portion and extension are fastenedly connected.
Embodiment 2
A kind of for preventing mold hot to be out of shape excessive fixed structure, comprise: for being fastenedly connected the external ring fixing structure of mould and base plate, described external ring fixing structure is laid in the outer end of mould, also comprise two inner ring fixed structures, described inner ring fixed structure comprises by the bottom surface of mould near center extended at least one connecting portion downwards, be laid in extension corresponding with connecting portion on base plate, described connecting portion and extension are fixedly connected by securing member.
Described extension is the list structure radially taking mold center as radiant, and on each list structure, offers the fixing hole of corresponding connection parts.Described connecting portion is from the downward extended cylinder of mould bottom surface, on described cylinder, offers locating hole.Described securing member is bolt or screw.
Described bolt or screw are respectively by being fixedly connected connecting portion and extension with coordinating of fixing hole and locating hole, and described two inner ring retainer plates are all taking the center of mould as annular, and be evenly distributed between the external ring fixing structure and stalk coupling arrangement of mould.
Embodiment 3
A kind of for preventing mold hot to be out of shape excessive fixed structure, comprise: for being fastenedly connected the external ring fixing structure of mould and base plate, described external ring fixing structure is laid in the outer end of mould, also comprise an inner ring fixed structure, described inner ring fixed structure comprises by the bottom surface of mould near center extended at least one connecting portion downwards, be laid in extension corresponding with connecting portion on base plate, described connecting portion and extension are fixedly connected by securing member.
Described extension is the loop configuration taking mold center as the center of circle, offers the fixing hole of multiple corresponding connection parts in described loop configuration.Described connecting portion is from the downward extended cylinder of mould bottom surface, on described cylinder, offers locating hole.Described securing member is bolt or screw.Described bolt or screw are respectively by being fixedly connected connecting portion and extension with coordinating of fixing hole and locating hole.
The extension of described loop configuration has been reinforced the supporting role of base plate, by being fixedly connected with of extension and multiple connecting portions, the deflection of the bed die of mould is dropped to 0.1-0.3mm simultaneously, has improved the accuracy of product size.And simple to operate, easy to maintenance.
Embodiment 4
A kind of for preventing mold hot to be out of shape excessive fixed structure, comprise: for being fastenedly connected the external ring fixing structure of mould and base plate, described external ring fixing structure is laid in the outer end of mould, also comprise three inner ring fixed structures, described three inner ring fixed structures are the donut taking mold center as the center of circle.
Described inner ring fixed structure comprises that bottom surface by mould, near the downward extended connecting portion in center, is laid in extension corresponding with connecting portion on base plate, and described connecting portion and extension are fixedly connected by securing member.
Described extension is the list structure radially taking mold center as radiant, and on each list structure, offers the fixing hole of corresponding connection parts.Described connecting portion is the annular solid taking mold center as the center of circle, on described annular solid, offers locating hole.Described securing member is bolt or screw.Described bolt or screw are respectively by being fixedly connected connecting portion and extension with coordinating of fixing hole and locating hole.
Know-why of the present utility model has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection domain.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present utility model, within these modes all will fall into protection domain of the present utility model.
Claims (6)
1. one kind for preventing mold hot to be out of shape excessive fixed structure, comprise: for being fastenedly connected the external ring fixing structure (6) of mould (4) and base plate (5), described external ring fixing structure (6) is laid in the outer end of mould (4), it is characterized in that, also comprise at least one inner ring fixed structure, described inner ring fixed structure comprises by the bottom surface of mould (4) near center extended at least one connecting portion (1) downwards, be laid in the upper extension (2) corresponding with connecting portion (1) of base plate (5), described connecting portion (1) and extension (2) are fixedly connected by securing member (3).
2. according to claim 1 a kind of for preventing mold hot to be out of shape excessive fixed structure, it is characterized in that, described extension (2) is the loop configuration taking mould (4) center as the center of circle, offers the fixing hole of multiple corresponding connection parts (1) in described loop configuration.
3. according to claim 1 a kind of for preventing mold hot to be out of shape excessive fixed structure, it is characterized in that, described extension (2) is the list structure radially taking mould (4) center as radiant, and on each list structure, offers the fixing hole of corresponding connection parts (1).
4. it is characterized in that for preventing mold hot to be out of shape excessive fixed structure according to a kind of described in claim 2 or 3 any one, described connecting portion (1) is from the downward extended cylinder of mould (4) bottom surface, on described cylinder, offers locating hole.
5. it is characterized in that for preventing mold hot to be out of shape excessive fixed structure according to a kind of described in claim 2 or 3 any one, described connecting portion (1) is the annular solid taking mold center as the center of circle, on described annular solid, offers locating hole.
6. according to claim 1 a kind ofly it is characterized in that for preventing mold hot to be out of shape excessive fixed structure, described securing member (3) is bolt or screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420064978.XU CN203737994U (en) | 2014-02-13 | 2014-02-13 | Fixing structure used for preventing die excessively-large thermal deformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420064978.XU CN203737994U (en) | 2014-02-13 | 2014-02-13 | Fixing structure used for preventing die excessively-large thermal deformation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203737994U true CN203737994U (en) | 2014-07-30 |
Family
ID=51337858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420064978.XU Expired - Lifetime CN203737994U (en) | 2014-02-13 | 2014-02-13 | Fixing structure used for preventing die excessively-large thermal deformation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203737994U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801674A (en) * | 2014-02-13 | 2014-05-21 | 昆山众异特机械工业有限公司 | Fixing structure for preventing excessive thermal deformation of die |
| CN104550846A (en) * | 2015-01-22 | 2015-04-29 | 昆山众异特机械工业有限公司 | Mold air and water combined cooling system and low-pressure wheel hub mold with same |
-
2014
- 2014-02-13 CN CN201420064978.XU patent/CN203737994U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801674A (en) * | 2014-02-13 | 2014-05-21 | 昆山众异特机械工业有限公司 | Fixing structure for preventing excessive thermal deformation of die |
| CN104550846A (en) * | 2015-01-22 | 2015-04-29 | 昆山众异特机械工业有限公司 | Mold air and water combined cooling system and low-pressure wheel hub mold with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140730 |
|
| CX01 | Expiry of patent term |