CN214557188U - Casting mould for reducing deformation of thin-wall flat plate casting - Google Patents
Casting mould for reducing deformation of thin-wall flat plate casting Download PDFInfo
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- CN214557188U CN214557188U CN202022809608.2U CN202022809608U CN214557188U CN 214557188 U CN214557188 U CN 214557188U CN 202022809608 U CN202022809608 U CN 202022809608U CN 214557188 U CN214557188 U CN 214557188U
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Abstract
The utility model provides a reduce casting mould that thin wall plate casting warp solves the big dull and stereotyped structure of current thin wall and adopts the horizontal side to annotate the method, has the relatively poor, the not smooth, the lower problem of efficiency of exhaust of foundry goods product surface roughness. The mold comprises a left longitudinal template and a right longitudinal template which are buckled side by side, wherein a product cavity is enclosed in the middle of the left longitudinal template and the right longitudinal template; a longitudinal pouring channel communicated with the product cavity is arranged at the buckling position of the front side edges of the left longitudinal template and the right longitudinal template; the back side upper end of the vertical template of left side and the vertical template of right side is equipped with the exhaust through-hole with the product chamber intercommunication, the utility model discloses the casting mould adopts the mode of the vertical pouring of side, and foundry goods product surface smoothness is good.
Description
Technical Field
The utility model relates to a thin wall plate casting technique especially relates to a casting mould that reduces thin wall plate casting deformation.
Background
The casting is a metal molding object obtained by various casting methods, namely, a melted liquid metal is poured into a prepared casting mould by pouring, injecting, sucking or other casting methods, and after cooling, the casting is ground and other subsequent processing means, and the object with certain shape, size and performance is obtained.
As shown in figure 1, the slag pushing plate of the combustion chamber is a 7mm thin-wall ductile iron member and has a thin-wall large flat plate structure as a whole. In the prior art, a horizontal side injection method is adopted for casting the slag pushing plate, a casting mold is horizontally placed, liquid metal enters a cavity from an opening at one side of the upper part of the casting mold, the bottom surface of the cavity rises to an upper plane when the liquid metal is filled, and the slag pushing plate is of a thin-wall large flat plate structure; and the air exhaust in the cavity is not smooth, the upper surface of a cast product (slag pushing plate) is easy to shrink after pouring, and the size precision of the cast product cannot be well ensured.
SUMMERY OF THE UTILITY MODEL
In order to solve the big dull and stereotyped structure of current thin wall and adopt the horizontal side to annotate the method, there are casting product surface flatness relatively poor, the technical problem that the exhaust is smooth, efficiency is lower, the utility model provides a reduce casting mould that thin wall plate casting warp.
In order to achieve the above purpose, the utility model provides a technical scheme is:
a casting mould for reducing deformation of a thin-wall flat plate casting is characterized in that: the device comprises a left longitudinal template and a right longitudinal template which are buckled side by side, wherein a product cavity is enclosed in the middle of the left longitudinal template and the right longitudinal template;
a longitudinal pouring channel communicated with the product cavity is arranged at the buckling position of the front side edges of the left longitudinal template and the right longitudinal template;
and the upper ends of the rear side edges of the left longitudinal template and the right longitudinal template are provided with exhaust through holes communicated with the product cavity.
Further, the longitudinal pouring gate and the product cavity are communicated through a pouring gate arranged at the buckling position of the front side edges of the left longitudinal template and the right longitudinal template.
Furthermore, the two pouring ports on the left longitudinal template and the right longitudinal template are respectively positioned in the middle of the front side and at the lower end of the front side.
Furthermore, the front parts of the upper ends of the left longitudinal template and the right longitudinal template are respectively provided with an exhaust groove communicated with the product cavity;
and the middle parts of the upper ends of the left longitudinal template and the right longitudinal template are respectively provided with an exhaust passage communicated with the exhaust groove and the exhaust through hole.
Further, the thickness of the product cavity is less than 10 mm.
Compared with the prior art, the utility model has the advantages that:
1. the utility model discloses a casting mould adopts the mode of side vertical pouring, and left side longitudinal formwork and right side longitudinal formwork front side middle part and lower extreme equal sprue gate pour metal liquid into the product intracavity through two sprue gates one above the other, have the effect of stirring to the metal liquid in the product intracavity simultaneously, make the metal liquid in the product intracavity mix evenly, guarantee that the metal liquid temperature in the product intracavity is balanced, and then guarantee that the shaping foundry goods product mechanical properties is balanced; and in the pouring process, gas in the product cavity is discharged from the exhaust through hole, and the exhaust through hole forms a feeding head, so that the compactness of the casting product is ensured, and the surface flatness of the casting product is good.
2. In order to improve the exhaust effect, the longitudinal template is also provided with an exhaust groove and an exhaust channel, and gas in the product cavity can simultaneously flow through the exhaust through hole and the exhaust groove and is exhausted through the exhaust through hole.
Drawings
FIG. 1 is a schematic structural view of a slag pushing plate of a conventional combustion chamber;
FIG. 2 is a schematic structural view of a casting mold for reducing deformation of a thin-wall slab casting according to the present invention;
FIG. 3 is a schematic view of the left longitudinal formwork structure in the casting mold for reducing the deformation of the thin-wall slab casting of the present invention;
FIG. 4 is a schematic view of the casting mold casting product structure for reducing deformation of the thin-wall slab casting of the present invention;
wherein the reference numbers are as follows:
1-left longitudinal template, 2-right longitudinal template, 3-longitudinal pouring gate, 4-exhaust through port, 5-pouring gate, 6-exhaust groove, 7-exhaust channel, 81-longitudinal pouring gate casting structure, 82-lower end pouring gate casting structure, 83-middle pouring gate casting structure, 84-exhaust channel casting structure and 9-casting product.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in figures 2 and 3, the casting mold for reducing the deformation of the thin-wall flat casting adopts a side vertical pouring technology, the mold comprises a left longitudinal template 1, a right longitudinal template 2 and 1 longitudinal pouring gate 3 which are buckled side by side, the left longitudinal template 1 and the right longitudinal template 2 are buckled in a sealing mode through bulges and grooves, a product cavity which is the same as the casting product in shape and size is formed by the middle of the buckled longitudinal templates 1 and the right longitudinal template 2 in a surrounding mode, and the thickness of the product cavity is smaller than 10 mm.
The middle part and the lower end of the front side edge of the left longitudinal template 1 and the right longitudinal template 2 are respectively provided with a pouring gate 5 communicated with the product cavity;
an exhaust groove 6 is arranged at the buckling position of the front part of the upper end of the left longitudinal template 1 and the right longitudinal template 2, an exhaust through hole 4 is arranged at the buckling position of the rear part of the upper end, an exhaust channel 7 communicated with the exhaust through hole 4 and the exhaust groove 6 is arranged at the buckling position of the middle part of the upper end, and the exhaust through hole 4 and the exhaust groove 6 are both communicated with a product cavity;
indulge and water 3 and set up in left side longitudinal formwork 1 and 2 lock departments of right side longitudinal formwork, indulge and water 3 and be located the product chamber front side, indulge and water 3 opening in left side longitudinal formwork 1 and 2 up end of right side longitudinal formwork, and with the sprue gate 5 of the preceding side middle part of left side longitudinal formwork 1 and right side longitudinal formwork 2, sprue gate 5 intercommunication of lower extreme.
The casting process of the casting mold for reducing the deformation of the thin-wall flat plate casting comprises the following steps of:
1) buckling the left longitudinal formwork 1 and the right longitudinal formwork 2 side by side;
2) pouring molten iron into the product cavity from a longitudinal pouring gate 3, wherein the molten iron is poured into the product cavity through the longitudinal pouring gate 3, a left longitudinal template 1 and a lower pouring gate 5 of a right longitudinal template 2 in sequence;
3) when the molten iron in the product cavity is level with the bottom surface of the middle pouring gate, the molten iron passes through the longitudinal pouring gate 3 and is poured into the product cavity from the middle pouring gate and the lower pouring gate of the left longitudinal template 1 and the right longitudinal template 2;
4) when the molten iron flows to the exhaust through hole 4, the pouring of the molten iron is stopped,
5) cooling after the pouring is finished;
6) after cooling, the left longitudinal template 1 and the right longitudinal template 2 are removed, and a casting product 9 structure shown in FIG. 4 is formed;
7) and removing the parts of a longitudinal pouring gate casting structure 81, a lower end pouring gate casting structure 82, a middle pouring gate casting structure 83 and an exhaust passage casting structure 84 which are formed at the longitudinal pouring gate 3, the lower end pouring gate, the middle pouring gate and the exhaust part (an exhaust groove 6, an exhaust channel 7 and an exhaust through hole 4) to obtain 1 required casting product.
This embodiment is at first the molten iron from indulging runner 3, lower extreme sprue gate gets into product chamber bottom, fills to the molten iron of product intracavity portion from lower to upper again, when reaching 5 bottom surfaces parallel and level with longitudinal formwork front side middle part sprue gate, the molten iron gets into product chamber bottom and middle part respectively from lower extreme sprue gate and middle part sprue gate, turns the molten iron of product intracavity for the molten iron misce bene of product intracavity guarantees that the molten iron temperature of product intracavity is balanced, and then guarantees that 9 mechanical properties of shaping foundry goods product are balanced. And in the pouring process, gas in the product cavity is directly discharged from the exhaust groove 6, the exhaust passage 7, the exhaust through hole 4 and the exhaust through hole 4, and the exhaust through hole 4 and the exhaust groove 6 form a feeding head, so that the compactness of the casting product 9 is ensured, and the surface flatness of the casting product 9 is good.
The above description is only for the preferred embodiment of the present invention, and the technical solution of the present invention is not limited thereto, and any known modifications made by those skilled in the art on the basis of the main technical idea of the present invention belong to the technical scope to be protected by the present invention.
Claims (5)
1. The utility model provides a reduce casting mould of thin wall plate casting deformation which characterized in that: the device comprises a left longitudinal template (1) and a right longitudinal template (2) which are buckled side by side, wherein a product cavity is formed by the middles of the left longitudinal template (1) and the right longitudinal template (2) in a surrounding manner;
a longitudinal pouring channel (3) communicated with the product cavity is arranged at the buckling position of the front side edges of the left longitudinal template (1) and the right longitudinal template (2);
and the upper ends of the rear side edges of the left longitudinal template (1) and the right longitudinal template (2) are provided with exhaust through holes (4) communicated with the product cavity.
2. The casting mold for reducing deformation of thin-walled slab castings according to claim 1, wherein: the longitudinal pouring gate (3) is communicated with the product cavity through a pouring gate (5) arranged at the buckling position of the front side edge of the left longitudinal template (1) and the right longitudinal template (2).
3. The casting mold for reducing deformation of thin-walled slab castings according to claim 2, wherein: and two pouring ports (5) are formed in the left longitudinal template (1) and the right longitudinal template (2) and are respectively positioned in the middle of the front side and at the lower end of the front side.
4. A casting mold for reducing deformation of a thin-walled slab casting according to any one of claims 1 to 3, wherein: the front parts of the upper ends of the left longitudinal template (1) and the right longitudinal template (2) are respectively provided with an exhaust groove (6) communicated with the product cavity;
the middle parts of the upper ends of the left longitudinal template (1) and the right longitudinal template (2) are respectively provided with an exhaust channel (7) communicated with the exhaust groove (6) and the exhaust through hole (4).
5. The casting mold for reducing deformation of thin-walled slab castings according to claim 2 or 3, wherein: the thickness of the product cavity is less than 10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022809608.2U CN214557188U (en) | 2020-11-27 | 2020-11-27 | Casting mould for reducing deformation of thin-wall flat plate casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022809608.2U CN214557188U (en) | 2020-11-27 | 2020-11-27 | Casting mould for reducing deformation of thin-wall flat plate casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214557188U true CN214557188U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022809608.2U Active CN214557188U (en) | 2020-11-27 | 2020-11-27 | Casting mould for reducing deformation of thin-wall flat plate casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214557188U (en) |
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- 2020-11-27 CN CN202022809608.2U patent/CN214557188U/en active Active
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