CN209110103U - A kind of double riser molding sand casting dies of station column - Google Patents
A kind of double riser molding sand casting dies of station column Download PDFInfo
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- CN209110103U CN209110103U CN201821869512.1U CN201821869512U CN209110103U CN 209110103 U CN209110103 U CN 209110103U CN 201821869512 U CN201821869512 U CN 201821869512U CN 209110103 U CN209110103 U CN 209110103U
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- station column
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Abstract
The utility model is more particularly to a kind of double riser molding sand casting dies of station column, including lower die, upper mold, lower die is internally provided with casting lower mold cavity, lower riser neck die cavity, lower station column die cavity, lower riser neck die cavity one end is connected on casting lower mold cavity, and the other end is vertically connected on lower station column die cavity；Upper mold is internally provided with casting upper cavity, upper riser neck die cavity, upper station column die cavity, and upper riser neck die cavity one end is connected in casting upper cavity, and the other end is vertically connected on the column die cavity of station；Riser is provided on upper mold top end face, the riser is mounted in the column die cavity one end of station.The double riser molding sand casting dies of the utility model station column, structure is simple, it can be realized by a riser and feeding carried out to upper and lower two thermal centers, it is unobstructed to the thermal center Feeding channel of casting, feeding pressure is big, solves the problems such as shrinkage porosite existing for prior art, shrinkage cavity defect, improves casting quality, production cost is reduced, the casting quality of production is stablized.
Description
Technical field
The utility model belongs to sand mold casting mold technical field, the double riser molding sand mold casting moulds of specially a kind of station column
Tool.
Background technique
It is not in the molten steel solidification time of the molten condition of the intracavitary each point of casting mould due to structure and casting parameter
Equal, this will generate after solidification thermal stress, the i.e. appearance of thermal center to casting, easily cause casting deformation, crackle etc.；Together
When, due to the defects of cooled and solidified time is differed, and casting will appear shrinkage porosite, shrinkage cavity, cold shut, stomata.
It, generally can be in the Position Design riser of thermal center, to achieve the effect that feeding in the casting process of existing casting.And
When there is upper and lower two thermal centers in structure design for casting, the riser of existing frequently-used casting Technology Design typically exists
Upper and lower heat energy-saving position respectively places a riser, but often due to there are portions in irregular shape positioned at the thermal center region of casting lower layer
Position or space are excessively narrow and can not design placement riser, even if placing reluctantly, also can therefore position radiating condition it is poor, in this way
Riser arrangement cause in lower layer riser feeding not only effect difference and also it is unstable, be easy to cause casting generate shrinkage cavity shrinkage porosity
Defect, thus will increase casting reprocesses cost, it is also possible to cause to scrap, influence casting quality.
Utility model content
In view of the deficiencies of the prior art, the purpose of this utility model is to provide a kind of double riser molding sand mold casting moulds of station column
Tool, to solve the problems mentioned in the above background technology.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of double riser molding sand casting dies of station column, including lower die, upper mold, the lower die are internally provided with casting lower part
Die cavity, lower riser neck die cavity, lower station column die cavity, described lower riser neck die cavity one end are connected on casting lower mold cavity, the other end
It is vertically connected on lower station column die cavity；The upper mold is internally provided with casting upper cavity, upper riser neck die cavity, upper station column mould
Chamber, described upper riser neck die cavity one end are connected in casting upper cavity, and the other end is vertically connected on the column die cavity of station；It is described
Riser is provided on upper mold top end face, the riser is mounted in the column die cavity one end of station.
Preferably, the upper station column die cavity is cylindrical type die cavity, and is vertically set on inside upper mold, the upper station column die cavity
Upper mold top end face and bottom face are penetrated through, through-hole structure is formed, the riser is mounted in the upper station column die cavity of upper mold top end face.
Preferably, the lower station column die cavity is cylindrical type die cavity, and is vertically set on inside lower die, the lower station column die cavity
The only upper surface of upper end perforation lower die.
Preferably, the casting lower mold cavity, casting upper cavity position are corresponding, on the casting lower mold cavity, casting
Portion's die cavity is combined to form entire casting die cavity.
Preferably, the casting lower mold cavity, be respectively arranged with casting lower part sand core, casting top in casting upper cavity
Sand core, casting lower part sand core, casting top sand core are combined to form entire sand cores of castings.
Preferably, be respectively arranged between the lower riser neck die cavity, upper riser neck die cavity the fixed sand core of lower riser neck, on
Riser neck fixes sand core, and the lower riser neck fixes the fixed sand core of sand core, upper riser neck and can be combined to form entire riser neck
Fixed sand core.
Preferably, it has been filled on the outside of the casting lower mold cavity in the lower die, lower riser neck die cavity and lower station column die cavity
Lower model sand mold.
Preferably, it has been filled on the outside of the casting upper cavity in the upper mold, upper riser neck die cavity and upper station column die cavity
Upper model sand mold.
Preferably, the lower riser neck die cavity, upper riser neck die cavity are disposed as round table-like, the lower riser neck die cavity
Big one end is vertically connected on lower station column die cavity, and small one end is connected on casting lower mold cavity；The upper riser neck die cavity
Big one end is vertically connected on the column die cavity of station, and small one end is connected in casting upper cavity.
The utility model has the beneficial effects that:
The double riser molding sand casting dies of the utility model station column, structure is simple, in two thermal center positions up and down of casting
Riser neck die cavity, lower riser neck die cavity is respectively set, be respectively set in upper/lower die upper station column die cavity and with upper station column
The connected lower station column die cavity of die cavity, upper riser neck die cavity are connected with upper station column die cavity, lower riser neck die cavity and lower station column die cavity phase
Even, riser is set in upper station column die cavity upper end, can be realized by a riser and feeding is carried out to upper and lower two thermal centers.This is practical
The double riser molding sand casting dies of novel station column, unobstructed to the thermal center Feeding channel of casting, feeding pressure is big, solves existing work
The problems such as shrinkage porosite existing for skill, shrinkage cavity defect, casting quality is improved, reduce production cost, the casting quality of production is stablized.
Detailed description of the invention
Fig. 1: the overall structure cross-sectional view of the utility model.
Specific embodiment
In conjunction with attached drawing 1, specific embodiment of the present utility model is explained as follows:
As shown in Figure 1, a kind of double riser molding sand casting dies of station column, including lower die 1, upper mold 2, it is arranged inside lower die 1
Have casting lower mold cavity 11, lower riser neck die cavity 12, a lower station column die cavity 13, upper mold 2 be internally provided with casting upper cavity 21, on
Riser neck die cavity 22, upper station column die cavity 23, lower riser neck die cavity 12, upper riser neck die cavity 22 are disposed as round table-like, lower riser
The big one end of eck mould chamber 12 is vertically connected on lower station column die cavity 13, and small one end is connected on casting lower mold cavity 11；On emit
The big one end of mouth eck mould chamber 22 is vertically connected on the column die cavity 23 of station, and small one end is connected in casting upper cavity 21.
Wherein, upper station column die cavity 23 is cylindrical type die cavity, and is vertically set on inside upper mold 2；Upper station column die cavity 23 penetrates through
2 top end face of upper mold and bottom face, and form through-hole structure；Riser 3 is provided on 2 top end face of upper mold, riser 3 is mounted on upper mold 2
In the upper station column die cavity 23 of top end face, riser 3 is insulated feeder or exothermic riser, to supplement molten steel in upper station column die cavity 23.
Lower station column die cavity 13 is cylindrical type die cavity, and is vertically set on inside lower die 1, and lower station column die cavity 13 only penetrates through lower die 1 in upper end
Upper surface.
Wherein, casting lower mold cavity 11,21 position of casting upper cavity are corresponding, casting lower mold cavity 11, casting upper mould
Chamber 21 is combined to form entire casting die cavity.It is respectively arranged under casting in casting lower mold cavity 11, casting upper cavity 21
Portion's sand core 111, casting top sand core 211, casting lower part sand core 111, casting top sand core 211 are combined to form entire casting
Sand core.
Wherein, it is filled on the outside of the casting lower mold cavity 11 in lower die 1, lower riser neck die cavity 12 and lower station column die cavity 13
There is lower model sand mold 15；It is filled on the outside of casting upper cavity 21, upper riser neck die cavity 22 and upper station column die cavity 23 in upper mold 2
There is upper model sand mold 25.Be respectively arranged between lower riser neck die cavity 12, upper riser neck die cavity 22 the fixed sand core 14 of lower riser neck, on
Riser neck fixes sand core 24, and the fixed sand core 14 of lower riser neck, the fixed sand core 24 of upper riser neck can be combined to form entire riser
Neck fixes sand core.
Utility model is exemplarily described in above-mentioned combination attached drawing, it is clear that the utility model implements not by upper
The limitation of mode is stated, if the method concept of the utility model and this insubstantial improvement of technical solution progress are used, or
It is not improved that the conception and technical scheme of utility model are directly applied into other occasions, in the protection model of the utility model
Within enclosing.
Claims (9)
1. a kind of double riser molding sand casting dies of station column, which is characterized in that including lower die (1), upper mold (2), the lower die (1)
It is internally provided with casting lower mold cavity (11), lower riser neck die cavity (12), lower station column die cavity (13), the lower riser neck die cavity
(12) one end is connected on casting lower mold cavity (11), and the other end is vertically connected on lower station column die cavity (13)；The upper mold (2)
It is internally provided with casting upper cavity (21), upper riser neck die cavity (22), upper station column die cavity (23), the upper riser neck die cavity
(22) one end is connected on casting upper cavity (21), and the other end is vertically connected on station column die cavity (23)；The upper mold (2)
It is provided on top end face riser (3), the riser (3) is mounted in column die cavity (23) one end of station.
2. a kind of double riser molding sand casting dies of station column according to claim 1, which is characterized in that the upper station column mould
Chamber (23) is cylindrical type die cavity, and is vertically set on upper mold (2) inside, and the upper station column die cavity (23) penetrates through upper mold (2) top
Face and bottom face, form through-hole structure, and the riser (3) is mounted in the upper station column die cavity (23) of upper mold (2) top end face.
3. a kind of double riser molding sand casting dies of station column according to claim 1, which is characterized in that the lower station column mould
Chamber (13) is cylindrical type die cavity, and is vertically set on lower die (1) inside, and only upper end penetrates through lower die to the lower station column die cavity (13)
(1) upper surface.
4. a kind of double riser molding sand casting dies of station column according to claim 1, which is characterized in that the casting lower part
Die cavity (11), casting upper cavity (21) position are corresponding, and the casting lower mold cavity (11), casting upper cavity (21) are closed one
It rises and forms entire casting die cavity.
5. a kind of double riser molding sand casting dies of station column according to claim 1, which is characterized in that the casting lower part
It is respectively arranged with casting lower part sand core (111), casting top sand core (211) in die cavity (11), casting upper cavity (21), it is described
Casting lower part sand core (111), casting top sand core (211) are combined to form entire sand cores of castings.
6. a kind of double riser molding sand casting dies of station column according to claim 1, which is characterized in that the lower riser neck
The fixed sand core of lower riser neck fixed sand core (14), upper riser neck is respectively arranged between die cavity (12), upper riser neck die cavity (22)
(24), the lower riser neck fixed sand core (14), upper riser neck fixed sand core (24) can be combined that form entire riser neck solid
Determine sand core.
7. a kind of double riser molding sand casting dies of station column according to claim 1, which is characterized in that the lower die (1)
Interior casting lower mold cavity (11), lower riser neck die cavity (12) and lower station column die cavity (13) outside has filled lower model sand mold
(15)。
8. a kind of double riser molding sand casting dies of station column according to claim 1, which is characterized in that the upper mold (2)
Interior casting upper cavity (21), upper riser neck die cavity (22) and upper station column die cavity (23) outside has filled model sand mold
(25)。
9. a kind of double riser molding sand casting dies of station column according to claim 1, which is characterized in that the lower riser neck
Die cavity (12), upper riser neck die cavity (22), are disposed as round table-like, and the big one end of the lower riser neck die cavity (12) vertically connects
On lower station column die cavity (13), small one end is connected on casting lower mold cavity (11)；The upper riser neck die cavity (22) is big
One end is vertically connected on station column die cavity (23), and small one end is connected on casting upper cavity (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821869512.1U CN209110103U (en) | 2018-11-14 | 2018-11-14 | A kind of double riser molding sand casting dies of station column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821869512.1U CN209110103U (en) | 2018-11-14 | 2018-11-14 | A kind of double riser molding sand casting dies of station column |
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| Publication Number | Publication Date |
|---|---|
| CN209110103U true CN209110103U (en) | 2019-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821869512.1U Active CN209110103U (en) | 2018-11-14 | 2018-11-14 | A kind of double riser molding sand casting dies of station column |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109277527A (en) * | 2018-11-14 | 2019-01-29 | 安徽应流集团霍山铸造有限公司 | A kind of double riser molding sand casting dies of station column |
-
2018
- 2018-11-14 CN CN201821869512.1U patent/CN209110103U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109277527A (en) * | 2018-11-14 | 2019-01-29 | 安徽应流集团霍山铸造有限公司 | A kind of double riser molding sand casting dies of station column |
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