CN105710297A - Casting method and netted evaporative pattern - Google Patents
Casting method and netted evaporative pattern Download PDFInfo
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- CN105710297A CN105710297A CN201410737073.9A CN201410737073A CN105710297A CN 105710297 A CN105710297 A CN 105710297A CN 201410737073 A CN201410737073 A CN 201410737073A CN 105710297 A CN105710297 A CN 105710297A
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- sand mold
- evaporative pattern
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- netted
- casting method
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Abstract
The invention provides a casting method and a netted evaporative pattern adopted in the casting method. Therefore, generated fins of a casting product with a netted casting wall can be restrained, casting is carried out on the basis of the good appearance, and assembly work of a sand mold can be easily carried out without standing on the configuration of the netted casting wall. According to the casting method, the netted evaporative pattern is buried in the sand mold, one part of the netted evaporative pattern is exposed into a cavity of the sand mold, and molten liquid is cast into the sand mold. Therefore, the casting product (such as an angle plate) integrally provided with the netted casting wall (lattice wall) on a common casting wall (square-barrel-shaped body part) formed by the cavity can be cast with the good appearance, wherein the netted casting wall replaces the netted evaporative pattern and is formed in the burying area of the evaporative pattern.
Description
Technical field
The present invention relates to the casting method with sand casting cast product and reticular evaporative pattern that this casting method uses, wherein, described cast product has the cancellated netted foundry goods wall including trellis and honeycomb texture.
Background technology
In conventional casting method, sand mold composition surface each other is positioned at the front end face of netted foundry goods wall, the edge of the multiple openings therefore having at netted foundry goods wall produces joint flash in a large number, thus the operation creating these joint flashes of removing is wasted time and energy and the problem of the degraded appearance of cast product.Additionally, in above-mentioned conventional casting method, in cast product concavo-convex on netted foundry goods wall from the concavo-convex formation beyond this on different faces, when being configured to inside netted foundry goods wall and the inner side of box-shaped foundry goods main body to separate and when structure arranged opposite, create the problem that the structure of sand mold becomes complicated and causes that the generating section of joint flash increases, and the assembling operation of sand mold is wasted time and energy.
Summary of the invention
The present invention its object is to the reticular evaporative pattern providing a kind of casting method and this casting method to use, it is thus possible to suppress the generation of joint flash with the cast product of netted foundry goods wall and outward appearance to cast well, and the configuration of netted foundry goods wall can be not limited to and easily carry out the assembling operation of sand mold.
The casting method of the first technical scheme is characterised by, the cancellated reticular evaporative pattern including trellis and honeycomb texture is embedded in the sand mold solidifying sand with firming agent, and the part making reticular evaporative pattern is exposed in the die cavity of sand mold, what the liquation poured in sand mold was filled in die cavity and reticular evaporative pattern buries region underground, replaces reticular evaporative pattern thus being cast on the common foundry goods wall shaped by die cavity to be integrally provided with and buries the cast product of netted foundry goods wall of drape forming underground at it.
Second technical scheme, based on the casting method described in the first technical scheme, makes the side of reticular evaporative pattern expose in die cavity, thus casting has the cast product of the state of the netted foundry goods wall surrounded by common foundry goods wall.
3rd technical scheme is based on the casting method described in the second technical scheme, inner surface in the sand mold making type shaping sand mold forms multiple model fit recess, by chimeric with multiple model fit recesses for the sidepiece of reticular evaporative pattern and be fixed on sand mold making type, it is consequently formed the state for making the sidepiece of reticular evaporative pattern highlight from the wall of the sand mold shaped by this sand mold making type, after sand mold applies sand mold coating, cut off the sidepiece of reticular evaporative pattern, its section is configured to neat face as the side of reticular evaporative pattern with the wall of sand mold.
4th technical scheme is based on the casting method described in the 3rd technical scheme, with covering glue.On the whole surface of reticular evaporative pattern, lost pattern coating is applied after sidepiece with covering reticular evaporative pattern, make to peel off after this lost pattern paint solidification masking tape, afterwards by chimeric with model fit recess for the sidepiece of reticular evaporative pattern and reticular evaporative pattern is fixed on sand mold making type.
5th technical scheme is in the second to the 4th technical scheme based on casting method described in any technology scheme, sand mold is made up of the core of the principal mode of the box structure of approximately parallelepiped body and collecting approximately parallelepiped body shape within it, support plinth or gusset for the movable device to include chip surface mounting device, lathe cast for cast product, the side making reticular evaporative pattern is exposed from the four of core sides, and four sides of the side of the inner surface of principal mode or other cores Yu core are vacated gap and arranged opposite, thus forming die cavity.
The casting method of the first technical scheme, the part being embedded in the reticular evaporative pattern of sand mold is made to expose in the die cavity of sand mold, by the liquation in casting sand mould, replacing reticular evaporative pattern to bury the netted foundry goods wall of drape forming underground at it, therefore sand mold composition surface each other will not be positioned on netted foundry goods wall.Thereby, it is possible to suppress the generation with the joint flash of the cast product of netted foundry goods wall and outward appearance to cast well.Additionally, only by changing reticular evaporative pattern burial place in sand mold, just can change the configuration of netted foundry goods wall in cast product, therefore different from conventional casting method, it is possible to be not limited to the configuration of netted foundry goods wall and sand mold is formed as simple structure.Thereby, it is possible to easily carry out the assembling operation of sand mold, and the foundry goods wall of conventional tabular is changed to netted foundry goods wall and is capable of lightweight.
The casting method of the second technical scheme, it is possible to suppress the generation of joint flash and outward appearance well casts the cast product with the netted foundry goods wall surrounded by common foundry goods wall.
In the casting method of the 3rd technical scheme, after sand mold applies sand mold coating, cut off part prominent from sand mold in the sidepiece of reticular evaporative pattern and it can be got rid of together with foreign body, therefore, it is possible to prevent foreign body to be mixed into the situation of liquation.
Casting method according to the 4th technical scheme, reticular evaporative pattern is covered by lost pattern coating, therefore, it is possible to make the outward appearance on the surface of netted foundry goods wall good.And, the shielded adhesive tape of sidepiece chimeric with the model fit recess of sand mold making type in reticular evaporative pattern covers without coating lost pattern coating, therefore, it is possible to improve the reticular evaporative pattern positioning precision relative to sand mold making type such that it is able to improve the shape quality of cast product.
Casting method according to the 5th technical scheme, a part for the support plinth or gusset that include the movable device of chip surface mounting device, lathe is replaced netted foundry goods wall such that it is able to realize the support plinth of chip surface mounting device etc. or the lightweight of gusset.
Detailed description of the invention
The casting method of the first technical scheme is characterised by, the cancellated reticular evaporative pattern including trellis and honeycomb texture is embedded in the sand mold solidifying sand with firming agent, and the part making reticular evaporative pattern is exposed in the die cavity of sand mold, what the liquation poured in sand mold was filled in die cavity and reticular evaporative pattern buries region underground, replaces reticular evaporative pattern thus being cast on the common foundry goods wall shaped by die cavity to be integrally provided with and buries the cast product of netted foundry goods wall of drape forming underground at it.
Second technical scheme, based on the casting method described in the first technical scheme, makes the side of reticular evaporative pattern expose in die cavity, thus casting has the cast product of the state of the netted foundry goods wall surrounded by common foundry goods wall.
3rd technical scheme is based on the casting method described in the second technical scheme, inner surface in the sand mold making type shaping sand mold forms multiple model fit recess, by chimeric with multiple model fit recesses for the sidepiece of reticular evaporative pattern and be fixed on sand mold making type, it is consequently formed the state for making the sidepiece of reticular evaporative pattern highlight from the wall of the sand mold shaped by this sand mold making type, after sand mold applies sand mold coating, cut off the sidepiece of reticular evaporative pattern, its section is configured to neat face as the side of reticular evaporative pattern with the wall of sand mold.
4th technical scheme is based on the casting method described in the 3rd technical scheme, with covering glue.On the whole surface of reticular evaporative pattern, lost pattern coating is applied after sidepiece with covering reticular evaporative pattern, make to peel off after this lost pattern paint solidification masking tape, afterwards by chimeric with model fit recess for the sidepiece of reticular evaporative pattern and reticular evaporative pattern is fixed on sand mold making type.
5th technical scheme is in the second to the 4th technical scheme based on casting method described in any technology scheme, sand mold is made up of the core of the principal mode of the box structure of approximately parallelepiped body and collecting approximately parallelepiped body shape within it, support plinth or gusset for the movable device to include chip surface mounting device, lathe cast for cast product, the side making reticular evaporative pattern is exposed from the four of core sides, and four sides of the side of the inner surface of principal mode or other cores Yu core are vacated gap and arranged opposite, thus forming die cavity.
The casting method of the first technical scheme, the part being embedded in the reticular evaporative pattern of sand mold is made to expose in the die cavity of sand mold, by the liquation in casting sand mould, replacing reticular evaporative pattern to bury the netted foundry goods wall of drape forming underground at it, therefore sand mold composition surface each other will not be positioned on netted foundry goods wall.Thereby, it is possible to suppress the generation with the joint flash of the cast product of netted foundry goods wall and outward appearance to cast well.Additionally, only by changing reticular evaporative pattern burial place in sand mold, just can change the configuration of netted foundry goods wall in cast product, therefore different from conventional casting method, it is possible to be not limited to the configuration of netted foundry goods wall and sand mold is formed as simple structure.Thereby, it is possible to easily carry out the assembling operation of sand mold, and the foundry goods wall of conventional tabular is changed to netted foundry goods wall and is capable of lightweight.
The casting method of the second technical scheme, it is possible to suppress the generation of joint flash and outward appearance well casts the cast product with the netted foundry goods wall surrounded by common foundry goods wall.
In the casting method of the 3rd technical scheme, after sand mold applies sand mold coating, cut off part prominent from sand mold in the sidepiece of reticular evaporative pattern and it can be got rid of together with foreign body, therefore, it is possible to prevent foreign body to be mixed into the situation of liquation.
Casting method according to the 4th technical scheme, reticular evaporative pattern is covered by lost pattern coating, therefore, it is possible to make the outward appearance on the surface of netted foundry goods wall good.And, the shielded adhesive tape of sidepiece chimeric with the model fit recess of sand mold making type in reticular evaporative pattern covers without coating lost pattern coating, therefore, it is possible to improve the reticular evaporative pattern positioning precision relative to sand mold making type such that it is able to improve the shape quality of cast product.
Casting method according to the 5th technical scheme, a part for the support plinth or gusset that include the movable device of chip surface mounting device, lathe is replaced netted foundry goods wall such that it is able to realize the support plinth of chip surface mounting device etc. or the lightweight of gusset.
Claims (4)
1. a casting method, it is characterized in that, the cancellated reticular evaporative pattern including trellis and honeycomb texture is embedded in the sand mold solidifying sand with firming agent, and the part making described reticular evaporative pattern is exposed in the die cavity of described sand mold, what the liquation poured in described sand mold was filled in described die cavity and described reticular evaporative pattern buries region underground, replaces described reticular evaporative pattern thus being cast on the common foundry goods wall shaped by described die cavity to be integrally provided with and buries the cast product of netted foundry goods wall of drape forming underground at it.
2. casting method according to claim 1, it is characterised in that make the side of described reticular evaporative pattern expose in described die cavity, thus casting has the cast product of the described netted foundry goods wall of the state surrounded by described common foundry goods wall.
3. casting method according to claim 2, it is characterized in that, inner surface in the sand mold making type shaping described sand mold forms multiple model fit recess, by chimeric with the plurality of model fit recess for the sidepiece of described reticular evaporative pattern and be fixed on described sand mold making type, it is consequently formed the state for making the sidepiece of described reticular evaporative pattern highlight from the wall of the described sand mold shaped by this sand mold making type, after described sand mold applies sand mold coating, cut off the sidepiece of described reticular evaporative pattern, its section side as described reticular evaporative pattern is configured to neat face with the wall of described sand mold.
4. casting method according to claim 3, it is characterized in that, on the whole surface of described reticular evaporative pattern, lost pattern coating is applied after the sidepiece covering described reticular evaporative pattern with masking tape, described masking tape is peeled off, afterwards by chimeric with described model fit recess for the sidepiece of described reticular evaporative pattern and described reticular evaporative pattern is fixed on described sand mold making type after making this lost pattern paint solidification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410737073.9A CN105710297A (en) | 2014-12-05 | 2014-12-05 | Casting method and netted evaporative pattern |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410737073.9A CN105710297A (en) | 2014-12-05 | 2014-12-05 | Casting method and netted evaporative pattern |
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| CN105710297A true CN105710297A (en) | 2016-06-29 |
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| CN201410737073.9A Pending CN105710297A (en) | 2014-12-05 | 2014-12-05 | Casting method and netted evaporative pattern |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109926551A (en) * | 2019-04-17 | 2019-06-25 | 安徽南凯元机械有限公司 | The painting hanging method of evaporative pattern |
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2014
- 2014-12-05 CN CN201410737073.9A patent/CN105710297A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109926551A (en) * | 2019-04-17 | 2019-06-25 | 安徽南凯元机械有限公司 | The painting hanging method of evaporative pattern |
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Application publication date: 20160629 |
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| WD01 | Invention patent application deemed withdrawn after publication |