CN108145081A - Casting method and reticular evaporative pattern - Google Patents
Casting method and reticular evaporative pattern Download PDFInfo
- Publication number
- CN108145081A CN108145081A CN201611105778.4A CN201611105778A CN108145081A CN 108145081 A CN108145081 A CN 108145081A CN 201611105778 A CN201611105778 A CN 201611105778A CN 108145081 A CN108145081 A CN 108145081A
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- CN
- China
- Prior art keywords
- reticular
- sand mold
- evaporative pattern
- casting
- wall
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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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
- B22C9/04—Use of lost patterns
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The present invention provides reticular evaporative pattern used in a kind of casting method and the casting method, so as to inhibit to have the generation of the joint flash of the cast product of netted casting wall and appearance is cast well, and can be not limited to the configuration of netted casting wall and easily be carried out the assembling operation of sand mold.In the casting method of the present invention, reticular evaporative pattern is embedded in sand mold and part of it is made to expose into the cavity of sand mold, melt is poured into a mould into sand mold.It is cast in well thereby, it is possible to appearance on the common casting wall (square tubular main part) shaped by cavity and is integrally provided with instead of reticular evaporative pattern and buries the cast product (such as gusset) of the netted casting wall (grid wall) of drape forming at it.
Description
Technical field
The present invention relates to netted evaporative patterns used in the casting method and the casting method with sand casting cast product
Type, wherein, the cast product has the netted casting wall for the reticular structure for including trellis and honeycomb.
Background technology
In previous casting method, the mutual composition surface of sand mold is located at the front end face of netted casting wall, therefore netted
The edge of multiple openings largely generates joint flash possessed by casting wall, so as to produce remove these joint flashes operation it is time-consuming and laborious
And the problem of degraded appearance of cast product.In addition, in above-mentioned previous casting method, the netted casting wall in cast product
On bumps formed on different surfaces with concave-convex other than this in the case of, be configured to netted casting wall and box-shaped casting master
It separates in the case of structure arranged opposite, leads to the problem of as follows inside the inside of body：The structure of sand mold becomes complicated and leads
The generation part of joint flash is caused to increase, and the assembling operation of sand mold is time-consuming and laborious.
Invention content
It is an object of the present invention to provide reticular evaporative pattern used in a kind of casting method and the casting method, thus
It can inhibit that there is the generation of the joint flash of the cast product of netted casting wall and appearance is cast well, and can be regardless of
Mud easily carries out the assembling operation of sand mold in the configuration of netted casting wall.
The casting method of first technical solution is characterized in that, by the reticular structure including trellis and honeycomb
Reticular evaporative pattern is embedded in the sand mold formed with curing agent solidification sand, and makes the part of reticular evaporative pattern to sand mold
Cavity in expose, the melt poured into sand mold is filled in the embedded region of cavity and reticular evaporative pattern, so as to be cast in
It is integrally provided on common casting wall by cavity forming instead of reticular evaporative pattern and buries the netted casting of drape forming at it
The cast product of part wall.
Second technical solution based on the casting method described in the first technical solution, make the side of reticular evaporative pattern to
Expose in cavity, so as to cast the cast product of the state of netted casting wall for having and being formed by the encirclement of common casting wall.
Third technical solution is based on the casting method described in the second technical solution, in the sand mold making type of forming sand mold
Inner surface form multiple model fit recess portions, by the side of reticular evaporative pattern it is chimeric with multiple model fit recess portions and
Sand mold making type is fixed on, is consequently formed to make the side of reticular evaporative pattern from the wall of the sand mold shaped by the sand mold making type
The state that face protrudes after applying sand mold coating on sand mold, cuts off the side of reticular evaporative pattern, using its section as net
The side of shape lost pattern and be configured to neat face with the wall surface of sand mold.
4th technical solution based on the casting method described in third technical solution, with masking glue.Band covers netted
Lost pattern coating is applied behind the side of lost pattern in the whole surface of reticular evaporative pattern, applies the lost pattern
Remove masking tape after material curing, later by the side of reticular evaporative pattern it is chimeric with model fit recess portion and by netted disappearance
Model is fixed on sand mold making type.
5th technical solution is based on the casting method described in any technical solution in the second to the 4th technical solution, sand
Type is made of the principal mode of the box structure of approximately cuboid with the core of substantially rectangular parallelepiped for accommodating side therein, for packet
Include chip surface mounting device, lathe movable device support plinth or gusset cast for cast product, make netted
The side of lost pattern is exposed from four sides of core, and by the side and core of the inner surface of principal mode or other cores
Gap is vacated and arranged opposite in four sides, so as to form cavity.
The casting method of first technical solution makes to be embedded in a part for the reticular evaporative pattern of sand mold to the cavity of sand mold
Interior exposing by the melt in casting sand mould, buries the netted casting wall of drape forming, therefore instead of reticular evaporative pattern at it
The mutual composition surface of sand mold will not be located on netted casting wall.Thereby, it is possible to the cast products that inhibit to have netted casting wall
The generation of joint flash and appearance is cast well.In addition, only by changing burial place of the reticular evaporative pattern in sand mold,
The configuration of netted casting wall in cast product can be just changed, therefore different from previous casting method, net can be not limited to
The configuration of shape casting wall and sand mold is formed as into simple structure.Thereby, it is possible to easily carry out the assembling operation of sand mold, and
The casting wall of previous plate is changed to netted casting wall and can realize lightweight.
The casting method of second technical solution, can inhibit the generation of joint flash and appearance is well cast with by common casting
The cast product of netted casting wall that wall encirclement forms.
In the casting method of third technical solution, after applying sand mold coating on sand mold, reticular evaporative pattern is cut off
It together with foreign matter can be excluded from the part that sand mold protrudes in side, therefore foreign matter can be prevented to be mixed into the feelings of melt
Condition.
According to the casting method of the 4th technical solution, reticular evaporative pattern is covered by lost pattern with coating, therefore can
The appearance for making the surface of netted casting wall is good.Also, in reticular evaporative pattern with the model fit recess portion of sand mold making type
The shielded adhesive tape covering in chimeric side is without applying lost pattern coating, therefore it is opposite to improve reticular evaporative pattern
In the positioning accuracy of sand mold making type, so as to improve the shape quality of cast product.
According to the casting method of the 5th technical solution, by the branch of the movable device including chip surface mounting device, lathe
The part for holding pedestal or gusset replaces netted casting wall, so as to realize the support plinth of chip surface mounting device etc.
Or the lightweight of gusset.
Specific embodiment
The casting method of first technical solution is characterized in that, by the reticular structure including trellis and honeycomb
Reticular evaporative pattern is embedded in the sand mold formed with curing agent solidification sand, and makes the part of reticular evaporative pattern to sand mold
Cavity in expose, the melt poured into sand mold is filled in the embedded region of cavity and reticular evaporative pattern, so as to be cast in
It is integrally provided on common casting wall by cavity forming instead of reticular evaporative pattern and buries the netted casting of drape forming at it
The cast product of part wall.
Second technical solution based on the casting method described in the first technical solution, make the side of reticular evaporative pattern to
Expose in cavity, so as to cast the cast product of the state of netted casting wall for having and being formed by the encirclement of common casting wall.
Third technical solution is based on the casting method described in the second technical solution, in the sand mold making type of forming sand mold
Inner surface form multiple model fit recess portions, by the side of reticular evaporative pattern it is chimeric with multiple model fit recess portions and
Sand mold making type is fixed on, is consequently formed to make the side of reticular evaporative pattern from the wall of the sand mold shaped by the sand mold making type
The state that face protrudes after applying sand mold coating on sand mold, cuts off the side of reticular evaporative pattern, using its section as net
The side of shape lost pattern and be configured to neat face with the wall surface of sand mold.
4th technical solution based on the casting method described in third technical solution, with masking glue.Band covers netted
Lost pattern coating is applied behind the side of lost pattern in the whole surface of reticular evaporative pattern, applies the lost pattern
Remove masking tape after material curing, later by the side of reticular evaporative pattern it is chimeric with model fit recess portion and by netted disappearance
Model is fixed on sand mold making type.
5th technical solution is based on the casting method described in any technical solution in the second to the 4th technical solution, sand
Type is made of the principal mode of the box structure of approximately cuboid with the core of substantially rectangular parallelepiped for accommodating side therein, for packet
Include chip surface mounting device, lathe movable device support plinth or gusset cast for cast product, make netted
The side of lost pattern is exposed from four sides of core, and by the side and core of the inner surface of principal mode or other cores
Gap is vacated and arranged opposite in four sides, so as to form cavity.
The casting method of first technical solution makes to be embedded in a part for the reticular evaporative pattern of sand mold to the cavity of sand mold
Interior exposing by the melt in casting sand mould, buries the netted casting wall of drape forming, therefore instead of reticular evaporative pattern at it
The mutual composition surface of sand mold will not be located on netted casting wall.Thereby, it is possible to the cast products that inhibit to have netted casting wall
The generation of joint flash and appearance is cast well.In addition, only by changing burial place of the reticular evaporative pattern in sand mold,
The configuration of netted casting wall in cast product can be just changed, therefore different from previous casting method, net can be not limited to
The configuration of shape casting wall and sand mold is formed as into simple structure.Thereby, it is possible to easily carry out the assembling operation of sand mold, and
The casting wall of previous plate is changed to netted casting wall and can realize lightweight.
The casting method of second technical solution, can inhibit the generation of joint flash and appearance is well cast with by common casting
The cast product of netted casting wall that wall encirclement forms.
In the casting method of third technical solution, after applying sand mold coating on sand mold, reticular evaporative pattern is cut off
It together with foreign matter can be excluded from the part that sand mold protrudes in side, therefore foreign matter can be prevented to be mixed into the feelings of melt
Condition.
According to the casting method of the 4th technical solution, reticular evaporative pattern is covered by lost pattern with coating, therefore can
The appearance for making the surface of netted casting wall is good.Also, in reticular evaporative pattern with the model fit recess portion of sand mold making type
The shielded adhesive tape covering in chimeric side is without applying lost pattern coating, therefore it is opposite to improve reticular evaporative pattern
In the positioning accuracy of sand mold making type, so as to improve the shape quality of cast product.
According to the casting method of the 5th technical solution, by the branch of the movable device including chip surface mounting device, lathe
The part for holding pedestal or gusset replaces netted casting wall, so as to realize the support plinth of chip surface mounting device etc.
Or the lightweight of gusset.
Claims (4)
1. a kind of casting method, which is characterized in that by the netted evaporative pattern of the reticular structure including trellis and honeycomb
Type is embedded in the sand mold formed with curing agent solidification sand, and makes the part of the reticular evaporative pattern to the sand mold
Expose in cavity, the melt poured into the sand mold be filled in the embedded region of the cavity and the reticular evaporative pattern,
So as to be cast on the common casting wall shaped by the cavity be integrally provided with instead of the reticular evaporative pattern and buried at it
If the cast product of the netted casting wall of drape forming.
2. casting method according to claim 1, which is characterized in that make the side of the reticular evaporative pattern to the type
Intracavitary is exposed, and is produced so as to cast the casting of the netted casting wall of state for having and being formed by the common casting wall encirclement
Product.
3. casting method according to claim 2, which is characterized in that in the interior table for the sand mold making type for shaping the sand mold
Face forms multiple model fit recess portions, and the side of the reticular evaporative pattern is chimeric with the multiple model fit recess portion
And the sand mold making type is fixed on, it is consequently formed as the side of the reticular evaporative pattern is made to be shaped from by the sand mold making type
The sand mold wall surface protrude state, on the sand mold apply sand mold coating after, cut off the reticular evaporative pattern
Side, be configured to neat face with the wall surface of the sand mold using its section as the side of the reticular evaporative pattern.
4. casting method according to claim 3, which is characterized in that covering the reticular evaporative pattern with masking tape
Side after in the whole surface of the reticular evaporative pattern apply lost pattern coating, the lost pattern is made to be consolidated with coating
The masking tape is removed after change, it is later that the side of the reticular evaporative pattern is chimeric with the model fit recess portion and incite somebody to action
The reticular evaporative pattern is fixed on the sand mold making type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611105778.4A CN108145081A (en) | 2016-12-05 | 2016-12-05 | Casting method and reticular evaporative pattern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611105778.4A CN108145081A (en) | 2016-12-05 | 2016-12-05 | Casting method and reticular evaporative pattern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108145081A true CN108145081A (en) | 2018-06-12 |
Family
ID=62471134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611105778.4A Pending CN108145081A (en) | 2016-12-05 | 2016-12-05 | Casting method and reticular evaporative pattern |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108145081A (en) |
-
2016
- 2016-12-05 CN CN201611105778.4A patent/CN108145081A/en active Pending
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20180612 |