CN209759529U - Carburizing steel bearing ring quenching die convenient to mould unloading - Google Patents
Carburizing steel bearing ring quenching die convenient to mould unloading Download PDFInfo
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- CN209759529U CN209759529U CN201920244887.7U CN201920244887U CN209759529U CN 209759529 U CN209759529 U CN 209759529U CN 201920244887 U CN201920244887 U CN 201920244887U CN 209759529 U CN209759529 U CN 209759529U
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- Prior art keywords
- annular boss
- bearing ring
- supporting
- end surface
- outer cylindrical
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- 238000010791 quenching Methods 0.000 title claims abstract description 16
- 230000000171 quenching effect Effects 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 9
- 239000010959 steel Substances 0.000 title claims abstract description 9
- 238000005255 carburizing Methods 0.000 title claims description 6
- 210000000078 claw Anatomy 0.000 claims abstract description 45
- 238000000034 method Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 2
- 238000010438 heat treatment Methods 0.000 description 1
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Abstract
The utility model relates to a carburization steel bearing ring quenching mould convenient to mould unloading, include: the bearing ring processing device comprises a body, wherein the whole body is of a ring-shaped structure, the middle part of the outer cylindrical surface of the body is provided with uniformly distributed supporting claws, the upper end surface and the lower end surface of each supporting claw are respectively provided with a flow guide groove D, the upper end surface of the body is provided with an annular boss A for supporting a bearing ring, the lower end surface of the body is provided with an annular boss B for supporting the bearing ring, the cross section of the annular boss A, B is rectangular, the diameter of the annular boss A, B is smaller than that of the body, and the diameter of the annular boss A, B is respectively equal to the inner diameter of the bearing ring; the outer cylindrical surface of the annular boss A is provided with uniformly distributed diversion trenches A. The upper and lower ends of the utility model can respectively correspond to the bearing rings with different specifications, thereby saving the material cost, the inclined plane arranged on the supporting claw can generate horizontal component force when unloading the die, and the die after quenching is convenient to unload and is not easy to be damaged.
Description
Technical Field
The utility model relates to a heat treatment technology of a bearing, in particular to a carburizing steel bearing ring quenching die convenient for die unloading.
Background
When a large carburized steel bearing ring is quenched, the ring needs to be supported and fixed by a quenching die and then quenched in order to control the deformation of the ring. The existing quenching die is manufactured by profiling according to the raceway, the inner diameter or the outer diameter of the bearing ring, one die corresponds to the bearing ring with one specification, and the die has higher cost; in addition, during quenching, the working surfaces of the bearing ring and the quenching die are tightly attached together due to the shrinkage of the bearing ring, a hand hammer is needed to strike the support claws uniformly distributed on the outer cylindrical surface of the die to unload the die, the front ends of the support claws of the existing quenching die are straight, the die is not easy to unload during die unloading, and the die is often damaged during die unloading.
disclosure of Invention
The utility model aims at providing a bearing ring quenches mould convenient to mould unloading, a mould is applicable in the bearing ring of two kinds of specifications, makes the improvement to the support claw of mould in addition for the mould is lifted off easily and is difficult for impairedly after quenching.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
A carburized steel bearing ring quenching die convenient for die unloading comprises: the bearing ring processing device comprises a body, wherein the whole body is of a ring-shaped structure, the middle part of the outer cylindrical surface of the body is provided with uniformly distributed supporting claws, the upper end surface and the lower end surface of each supporting claw are respectively provided with a flow guide groove D, the upper end surface of the body is provided with an annular boss A for supporting a bearing ring, the lower end surface of the body is provided with an annular boss B for supporting the bearing ring, the cross section of the annular boss A, B is rectangular, the diameter of the annular boss A, B is smaller than that of the body, and the diameter of the annular boss A, B is respectively equal to the inner diameter of the bearing ring; the outer cylindrical surface of the annular boss A is provided with uniformly distributed guide grooves A, the length of each guide groove A is greater than the height of the annular boss A, and the guide grooves A penetrate through the outer cylindrical surface of the upper part of the body and are communicated with the guide grooves D on the upper end surface of the support claw; the outer cylindrical surface of the annular boss B is provided with uniformly distributed diversion trenches C, the length of each diversion trench C is larger than the height of the annular boss B, and the diversion trenches C penetrate through the outer cylindrical surface of the lower part of the body and are communicated with the diversion trenches D on the lower end surface of the support claw; the whole cuboid structure that is of support claw, its one end links firmly with the outer face of cylinder of body, support claw's upper and lower terminal surface all is on a parallel with the cross section of body, the one end that support claw up end and body deviate from mutually is provided with the inclined plane of perpendicular to support claw side, the lower terminal surface that supports the claw also is provided with the inclined plane of perpendicular to support claw side with the one end that the body deviates from mutually.
The number of the flow guide grooves A is integral multiple of the number of the supporting claws, and the number of the flow guide grooves C is integral multiple of the number of the supporting claws.
The utility model has the advantages that: the upper and lower ends of the utility model can respectively correspond to the bearing rings with different specifications, thereby saving the material cost, the inclined plane arranged on the supporting claw can generate horizontal component force when unloading the die, and the die after quenching is convenient to unload and is not easy to be damaged.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a top view of the present invention.
In the figure, the device comprises a body 1, a body 2, a support claw 3, annular bosses A, 4, annular bosses B, 5, diversion trenches A, 6, diversion trenches C, 7, diversion trenches D, 8 and an inclined plane.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, a carburizing steel bearing ring quenching die facilitating die unloading comprises: the integral body 1 is of a ring-shaped structure, the middle part of the outer cylindrical surface of the integral body 1 is provided with uniformly distributed supporting claws 2, the upper end surface and the lower end surface of each supporting claw 2 are respectively provided with a flow guide groove D7, the upper end surface of the integral body 1 is provided with an annular boss A3 for supporting a bearing ring, the lower end surface of the integral body is provided with an annular boss B4 for supporting the bearing ring, the sections of the annular bosses A3 and B4 are both rectangular, the diameters of the annular bosses A3 and B4 are both smaller than the diameter of the integral body 1, and the diameters of the annular bosses A3 and B4 are respectively equal to the inner diameter of the bearing ring to be; the outer cylindrical surface of the annular boss A3 is provided with evenly distributed diversion trenches A5, the length of the diversion trench A5 is larger than the height of the annular boss A3, and the diversion trench A5 penetrates through the outer cylindrical surface of the upper part of the body 1 and is communicated with the diversion trench D7 on the upper end surface of the support claw 2; the outer cylindrical surface of the annular boss B4 is provided with uniformly distributed diversion trenches C6, the length of the diversion trenches C6 is greater than the height of the annular boss B4, and the diversion trenches C penetrate through the outer cylindrical surface of the lower part of the body 1 and are communicated with the diversion trenches D7 on the lower end surface of the support claw; the whole body of the supporting claw 2 is of a cuboid structure, one end of the supporting claw is fixedly connected with the outer cylindrical surface of the body 1, the upper end surface and the lower end surface of the supporting claw 2 are all parallel to the cross section of the body 1, the inclined plane perpendicular to the side surface of the supporting claw 2 is arranged at one end, away from the upper end surface of the supporting claw 2, of the body 1, and the inclined plane perpendicular to the side surface of the supporting claw 2 is also arranged at one end, away from the body 1, of the lower end surface of the supporting claw 2.
The number of the flow guide grooves A5 is integral multiple of the number of the support claws 2, and the number of the flow guide grooves C6 is integral multiple of the number of the support claws 2.
The part of the utility model not detailed is prior art.
Claims (2)
1. A carburizing steel bearing ring quenching die convenient to unload a die is characterized in that: the method comprises the following steps: the bearing ring processing device comprises a body, wherein the whole body is of a ring-shaped structure, the middle part of the outer cylindrical surface of the body is provided with uniformly distributed supporting claws, the upper end surface and the lower end surface of each supporting claw are respectively provided with a flow guide groove D, the upper end surface of the body is provided with an annular boss A for supporting a bearing ring, the lower end surface of the body is provided with an annular boss B for supporting the bearing ring, the cross section of the annular boss A, B is rectangular, the diameter of the annular boss A, B is smaller than that of the body, and the diameter of the annular boss A, B is respectively equal to the inner diameter of the bearing ring; the outer cylindrical surface of the annular boss A is provided with uniformly distributed guide grooves A, the length of each guide groove A is greater than the height of the annular boss A, and the guide grooves A penetrate through the outer cylindrical surface of the upper part of the body and are communicated with the guide grooves D on the upper end surface of the support claw; the outer cylindrical surface of the annular boss B is provided with uniformly distributed diversion trenches C, the length of each diversion trench C is larger than the height of the annular boss B, and the diversion trenches C penetrate through the outer cylindrical surface of the lower part of the body and are communicated with the diversion trenches D on the lower end surface of the support claw; the whole cuboid structure that is of support claw, its one end links firmly with the outer face of cylinder of body, support claw's upper and lower terminal surface all is on a parallel with the cross section of body, the one end that support claw up end and body deviate from mutually is provided with the inclined plane of perpendicular to support claw side, the lower terminal surface that supports the claw also is provided with the inclined plane of perpendicular to support claw side with the one end that the body deviates from mutually.
2. The carburizing steel bearing ring quenching die convenient for die unloading as claimed in claim 1, wherein: the number of the flow guide grooves A is integral multiple of the number of the supporting claws, and the number of the flow guide grooves C is integral multiple of the number of the supporting claws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920244887.7U CN209759529U (en) | 2019-02-27 | 2019-02-27 | Carburizing steel bearing ring quenching die convenient to mould unloading |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920244887.7U CN209759529U (en) | 2019-02-27 | 2019-02-27 | Carburizing steel bearing ring quenching die convenient to mould unloading |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209759529U true CN209759529U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920244887.7U Active CN209759529U (en) | 2019-02-27 | 2019-02-27 | Carburizing steel bearing ring quenching die convenient to mould unloading |
Country Status (1)
| Country | Link |
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| CN (1) | CN209759529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111996340A (en) * | 2020-08-06 | 2020-11-27 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Bearing ring quenching clamping fixture and application thereof |
-
2019
- 2019-02-27 CN CN201920244887.7U patent/CN209759529U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111996340A (en) * | 2020-08-06 | 2020-11-27 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Bearing ring quenching clamping fixture and application thereof |
| CN111996340B (en) * | 2020-08-06 | 2024-02-27 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Bearing ring quenching mould and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 471039 No. 96, Jianxi, Luoyang District, Henan, Jianshe Road Patentee after: Luoyang Bearing Group Co.,Ltd. Country or region after: China Address before: 471039 No. 96, Jianxi, Luoyang District, Henan, Jianshe Road Patentee before: LUOYANG LYC BEARING Co.,Ltd. Country or region before: China |