CN211515967U - Shape-deformation-preventing dynamic and static ring lost foam - Google Patents
Shape-deformation-preventing dynamic and static ring lost foam Download PDFInfo
- Publication number
- CN211515967U CN211515967U CN201921946469.9U CN201921946469U CN211515967U CN 211515967 U CN211515967 U CN 211515967U CN 201921946469 U CN201921946469 U CN 201921946469U CN 211515967 U CN211515967 U CN 211515967U
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- model
- ring
- static ring
- moving
- support piece
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Abstract
The utility model discloses a shape of preapring for an unfavorable turn of events's sound ring lost foam relates to the grinding roller with moving quiet ring casting field, including sound ring model, install main tributary support piece on the interior anchor ring of sound ring model, main tributary support piece's both ends support with the both ends of sound ring model respectively. The utility model discloses effectively make quiet ring casting carry out refrigerated in-process after the shaping and can effectively prevent that the sound ring from warping, make final fashioned product precision improve greatly, make the rejection rate greatly reduced of product.
Description
Technical Field
The utility model relates to a grinding roller is with moving quiet ring casting field particularly, relates to a shape's sound ring lost foam of preapring for an unfavorable turn of events.
Background
The vertical roller mill is called a vertical mill for short, is used for grinding materials in a thermal power plant, a mine and a cement plant, and has the characteristics of simple structure and low manufacturing and using cost. The dynamic and static rings in the vertical roller mill are mainly used for grinding materials, and because the structure is large, the materials are cast and molded by using a lost foam.
During the casting process of the movable ring and the stationary ring, paraffin or foam models with the sizes and shapes similar to those of castings are bonded and combined into a model cluster, refractory paint is coated and dried, then the model cluster is buried in dry quartz sand for vibration modeling, the model is poured under negative pressure to be gasified, liquid metal occupies the positions of the models, and the casting is formed after solidification and cooling. However, because the movable and static rings are arc-shaped, and in the process of cooling the movable and static rings after molding, the movable and static rings can deform to a certain extent according to the principle of thermal expansion and cold contraction, so that the final molded product is difficult to meet the precision requirement, and the rejection rate is greatly improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shape of preapring for an unfavorable turn of events sound ring lost mould makes quiet ring foundry goods carry out the refrigerated in-process after the shaping and can effectively prevent that sound ring warp, makes final fashioned product precision improve greatly, makes the rejection rate greatly reduced of product.
For realizing the purpose of the utility model, the technical proposal adopted is that: the utility model provides a shape-proof movable and static ring lost foam, includes the movable and static ring model, install the main tributary support piece on the interior anchor ring face of movable and static ring model, the both ends of main tributary support piece support with the both ends of movable and static ring model respectively.
Furthermore, the number of the main supporting pieces is at least one, and the main supporting pieces are uniformly arranged at intervals along the height direction of the dynamic and static ring model.
Furthermore, a plurality of connecting ribs are connected between two adjacent main supporting pieces, and the connecting ribs are uniformly arranged at intervals along the length direction of the main supporting pieces.
Furthermore, a plurality of auxiliary supporting pieces extending towards the inner ring surface of the dynamic and static ring model are fixedly mounted on the main supporting piece, and the other ends of the auxiliary supporting pieces are fixed with the inner ring surface of the dynamic and static ring model.
Further, the width of the secondary support member is gradually reduced along the extending direction.
Furthermore, the main supporting piece is also provided with a reinforcing rib extending along the axial direction.
Furthermore, the main supporting piece and the auxiliary supporting piece are made of the same material as that of the dynamic and static ring model.
The utility model has the advantages that,
through installing main tributary support piece on sound ring model, make the sound ring at the casting in-process, sound ring and main tributary support piece form integratively, make main tributary support piece support the sound ring always after the sound ring casting is accomplished to effectively prevent that the sound ring of locking from carrying out refrigerated in-process after the shaping and producing and warp, after sound ring cooling shaping completely, can directly with main tributary support piece driven sound ring go up the cutting demolish can, guaranteed the required precision of sound ring, reduced the rejection rate.
The utility model has the advantages of being simple in structure and convenient in operation, make the quiet ring shaping back precision improve greatly, reduced the rejection rate of quiet ring of moving, finally make cost of enterprise greatly reduced.
Drawings
Fig. 1 is a front view of a deformation-preventing moving and static ring lost foam provided by the utility model;
fig. 2 is a bottom view of the anti-deformation moving and static ring lost foam provided by the utility model.
Reference numbers and corresponding part names in the drawings:
1. the device comprises a dynamic and static ring model 2, a main supporting piece 3, a connecting rib 4, an auxiliary supporting piece 5 and a reinforcing rib.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.
Example 1
Fig. 1, fig. 2 show a pair of shape-preventing moving and static ring lost foam, including moving and static ring model 1, install main support piece 2 on moving and static ring model 1's the interior anchor ring, main support piece 2's both ends support with moving and static ring model 1's both ends respectively.
The dynamic and static ring model 1 is a casting model with the same structure as the dynamic and static ring product, the model can be gasified in the casting process, the cast liquid metal occupies the model position of the dynamic and static ring model 1, and a dynamic and static ring casting is formed after the liquid metal is solidified and cooled.
The axis direction of main tributary support piece 2 is the same with sound ring model 1's chord length direction, and main tributary support piece 2's both ends are fixed with sound ring model 1's both ends respectively, make main tributary support piece 2 support the both ends of sound ring model 1, prevent the utility model discloses after the casting finishes, sound ring casting is when the cooling, and the both ends of sound ring casting shrink to the center of sound ring to make the radian of sound ring casting more accurate.
The number of the main supporting pieces 2 is at least one, and the main supporting pieces 2 are uniformly arranged at intervals along the height direction of the dynamic and static ring model 1. Main support piece 2 preferentially adopts two, and two main support pieces 2 are located the upper and lower both ends of sound ring model 1 respectively, make the utility model discloses after accomplishing the casting, the upper and lower both ends of fashioned sound ring foundry goods all can receive main support piece 2's holding power, make the upper and lower both ends of the sound ring foundry goods after the shaping all can not shrink to the center of sound ring foundry goods, finally make the size after the shaping of sound ring foundry goods more accurate. When the height of sound ring model 1 is great, multiplicable main tributary support piece 2's quantity, a plurality of main tributary support pieces 2 were arranged along the even interval of direction of height of sound ring model 1 this moment, were guaranteed the utility model discloses after the casting, the precision of sound ring foundry goods is higher.
A plurality of connecting ribs 3 are connected between two adjacent main supporting pieces 2, and the connecting ribs 3 are uniformly arranged along the length direction of the main supporting pieces 2 at intervals. The axis direction of splice bar 3 is perpendicular with main tributary support piece 2's axis direction, through set up splice bar 3 between two adjacent main tributary support pieces 2, not only makes main tributary support piece 2's middle part also can receive a holding power, and makes main tributary support piece 2 and connecting piece form frame construction jointly, makes the utility model discloses in the casting process, main tributary support piece 2's deformation volume is littleer, makes main tributary support piece 2 later stage better to the supporting effect of sound ring foundry goods, makes the progress of making quiet ring foundry goods higher.
The main supporting piece 2 is also fixedly provided with a plurality of auxiliary supporting pieces 4 extending towards the inner annular surface of the dynamic and static ring model 1, and the other ends of the auxiliary supporting pieces 4 are fixed with the inner annular surface of the dynamic and static ring model 1. Every a plurality of vice support pieces 4 on the main tributary support piece 2 and this main tributary support piece 2 integrated into one piece, the sound ring model 1's between two adjacent vice support pieces 4 arc length equals, and a plurality of vice support pieces 4 extend the end and the interior anchor ring of sound ring model 1 is fixed, makes the utility model discloses after the casting, the interior anchor ring of sound ring foundry goods can support through a plurality of vice support pieces 4, all can receive the holding power on making the whole arc length of quiet ring foundry goods to effectively prevent the interlude of the quiet ring foundry goods of locking and warp, finally realize supporting whole quiet ring foundry goods of moving, make the precision of whole sound ring foundry goods higher.
The extension end of the auxiliary support piece 4 is perpendicular to the inner annular surface of the moving and static ring model 1, so that the auxiliary support piece 4 is better in supporting effect with the moving and static ring casting in the later period of the auxiliary support piece when the moving and static ring casting is supported, and the deformation of the moving and static ring casting caused by the inclination of the auxiliary support piece 4 when the auxiliary support piece 4 supports the moving and static ring casting is effectively prevented.
The width of vice support piece 4 reduces along extending direction gradually, makes the utility model discloses after the casting, the convenient junction to vice support piece 4 and sound ring foundry goods cuts, makes things convenient for the later stage to separate vice support piece 4 and sound ring foundry goods.
The main supporting piece 2 is further provided with a reinforcing rib 5 extending along the axial direction, the axial direction of the reinforcing rib 5 is consistent with the axial direction of the main supporting piece 2, the thickness of the main supporting piece 2 is increased by arranging the reinforcing rib 5, the strength of the main supporting piece 2 is better, and the supporting effect of the main supporting piece 2 on the movable and static ring castings is better.
The material of main support piece 2 and vice support piece 4 is the same with sound ring model 1's material, makes sound ring model 1 in manufacturing process, with main support piece 2 and the quiet ring model 1 integrated into one piece of vice support piece 4 manufacturing shaping the utility model discloses after the shaping, will the utility model discloses put into the molding sand casting mould, through casting liquid metal to in the molding sand casting mould, at the liquid metal casting in-process, the utility model discloses by gasification, the liquid metal that finally makes the casting occupies this sound ring model 1's model position, takes out from the molding sand casting mould after the liquid metal solidifies the cooling, then cuts the separation with main support piece 2 and vice support piece 4, finally obtains sound ring foundry goods.
Example 2
The embodiment provides a shape-proof moving and static ring lost foam, including moving and static ring model 1, install main tributary support piece 2 on moving and static ring model 1's the interior anchor ring, main tributary support piece 2's both ends support with moving and static ring model 1's both ends respectively.
The dynamic and static ring model 1 is a casting model with the same structure as the dynamic and static ring product, the model can be gasified in the casting process, the cast liquid metal occupies the model position of the dynamic and static ring model 1, and a dynamic and static ring casting is formed after the liquid metal is solidified and cooled.
The axis direction of main tributary support piece 2 is the same with sound ring model 1's chord length direction, and main tributary support piece 2's both ends are fixed with sound ring model 1's both ends respectively, make main tributary support piece 2 support the both ends of sound ring model 1, prevent the utility model discloses after the casting finishes, sound ring casting is when the cooling, and the both ends of sound ring casting shrink to the center of sound ring to make the radian of sound ring casting more accurate.
The number of the main supporting pieces 2 is at least one, and the main supporting pieces 2 are uniformly arranged at intervals along the height direction of the dynamic and static ring model 1. Main support piece 2 preferentially adopts two, and two main support pieces 2 are located the upper and lower both ends of sound ring model 1 respectively, make the utility model discloses after accomplishing the casting, the upper and lower both ends of fashioned sound ring foundry goods all can receive main support piece 2's holding power, make the upper and lower both ends of the sound ring foundry goods after the shaping all can not shrink to the center of sound ring foundry goods, finally make the size after the shaping of sound ring foundry goods more accurate. When the height of sound ring model 1 is great, multiplicable main tributary support piece 2's quantity, a plurality of main tributary support pieces 2 were arranged along the even interval of direction of height of sound ring model 1 this moment, were guaranteed the utility model discloses after the casting, the precision of sound ring foundry goods is higher.
A plurality of connecting ribs 3 are connected between two adjacent main supporting pieces 2, and the connecting ribs 3 are uniformly arranged along the length direction of the main supporting pieces 2 at intervals. The axis direction of splice bar 3 is perpendicular with main tributary support piece 2's axis direction, through set up splice bar 3 between two adjacent main tributary support pieces 2, not only makes main tributary support piece 2's middle part also can receive a holding power, and makes main tributary support piece 2 and connecting piece form frame construction jointly, makes the utility model discloses in the casting process, main tributary support piece 2's deformation volume is littleer, makes main tributary support piece 2 later stage better to the supporting effect of sound ring foundry goods, makes the progress of making quiet ring foundry goods higher.
The main supporting piece 2 is also fixedly provided with a plurality of auxiliary supporting pieces 4 extending towards the inner annular surface of the dynamic and static ring model 1, and the other ends of the auxiliary supporting pieces 4 are fixed with the inner annular surface of the dynamic and static ring model 1. Every a plurality of vice support pieces 4 on the main tributary support piece 2 and this main tributary support piece 2 integrated into one piece, the sound ring model 1's between two adjacent vice support pieces 4 arc length equals, and a plurality of vice support pieces 4 extend the end and the interior anchor ring of sound ring model 1 is fixed, makes the utility model discloses after the casting, the interior anchor ring of sound ring foundry goods can support through a plurality of vice support pieces 4, all can receive the holding power on making the whole arc length of quiet ring foundry goods to effectively prevent the interlude of the quiet ring foundry goods of locking and warp, finally realize supporting whole quiet ring foundry goods of moving, make the precision of whole sound ring foundry goods higher.
The extension end of the auxiliary support piece 4 is perpendicular to the inner annular surface of the moving and static ring model 1, so that the auxiliary support piece 4 is better in supporting effect with the moving and static ring casting in the later period of the auxiliary support piece when the moving and static ring casting is supported, and the deformation of the moving and static ring casting caused by the inclination of the auxiliary support piece 4 when the auxiliary support piece 4 supports the moving and static ring casting is effectively prevented.
The width of vice support piece 4 reduces along extending direction gradually, makes the utility model discloses after the casting, the convenient junction to vice support piece 4 and sound ring foundry goods cuts, makes things convenient for the later stage to separate vice support piece 4 and sound ring foundry goods.
The main supporting piece 2 is further provided with a reinforcing rib 5 extending along the axial direction, the axial direction of the reinforcing rib 5 is consistent with the axial direction of the main supporting piece 2, the thickness of the main supporting piece 2 is increased by arranging the reinforcing rib 5, the strength of the main supporting piece 2 is better, and the supporting effect of the main supporting piece 2 on the movable and static ring castings is better.
The main supporting piece 2 and the auxiliary supporting piece 4 are made of different materials from the dynamic and static ring model 1, at the moment, the dynamic and static ring model 1 is directly fixedly installed on the main supporting piece 2 and the auxiliary supporting piece 4 when the dynamic and static ring model 1 is manufactured, then the dynamic and static ring model 1 and the auxiliary supporting piece 4 are placed in a sand casting mold together, liquid metal is cast into the sand casting mold, the dynamic and static ring model 1 is gasified in the liquid metal casting process, the cast liquid metal is integrated with the main supporting piece 2 and the auxiliary supporting piece 4, finally, the liquid metal is taken out of the sand casting mold after being solidified and cooled, the main supporting piece 2 and the auxiliary supporting piece 4 are cut and separated, and finally, a dynamic and static ring casting is obtained, and the main supporting piece 2 and the auxiliary supporting piece 4 can be repeatedly used.
The material of the main support 2 and the auxiliary support 4 in this embodiment may be an alloy better than liquid metal.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The anti-deformation moving and static ring lost foam is characterized by comprising a moving and static ring model (1), wherein a main supporting piece (2) is arranged on the inner ring surface of the moving and static ring model (1), and two ends of the main supporting piece (2) are respectively supported with two ends of the moving and static ring model (1); the number of the main supporting pieces (2) is at least one, and the main supporting pieces (2) are uniformly distributed at intervals along the height direction of the dynamic and static ring model (1); the main supporting piece (2) is also fixedly provided with a plurality of auxiliary supporting pieces (4) extending to the inner annular surface of the dynamic and static ring model (1), and the other ends of the auxiliary supporting pieces (4) are fixed with the inner annular surface of the dynamic and static ring model (1).
2. The anti-deformation moving and static ring lost foam mold according to claim 1, wherein a plurality of connecting ribs (3) are further connected between two adjacent main supporting pieces (2), and the plurality of connecting ribs (3) are uniformly arranged at intervals along the length direction of the main supporting pieces (2).
3. The anti-deformation moving and static ring lost foam mold according to claim 1, wherein the width of the secondary support (4) is gradually reduced in the extending direction.
4. The anti-deformation moving and static ring lost foam mold according to claim 1, characterized in that the main support (2) is further provided with a reinforcing rib (5) extending along the axial direction thereof.
5. The anti-deformation moving and static ring lost foam mold according to claim 1, wherein the material of the main support piece (2) and the auxiliary support piece (4) is the same as the material of the moving and static ring mold (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921946469.9U CN211515967U (en) | 2019-11-12 | 2019-11-12 | Shape-deformation-preventing dynamic and static ring lost foam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921946469.9U CN211515967U (en) | 2019-11-12 | 2019-11-12 | Shape-deformation-preventing dynamic and static ring lost foam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211515967U true CN211515967U (en) | 2020-09-18 |
Family
ID=72462926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921946469.9U Expired - Fee Related CN211515967U (en) | 2019-11-12 | 2019-11-12 | Shape-deformation-preventing dynamic and static ring lost foam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211515967U (en) |
-
2019
- 2019-11-12 CN CN201921946469.9U patent/CN211515967U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200918 Termination date: 20211112 |