CN210099390U - Multipurpose shaping top for bearing outer ring - Google Patents
Multipurpose shaping top for bearing outer ring Download PDFInfo
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- CN210099390U CN210099390U CN201920211619.5U CN201920211619U CN210099390U CN 210099390 U CN210099390 U CN 210099390U CN 201920211619 U CN201920211619 U CN 201920211619U CN 210099390 U CN210099390 U CN 210099390U
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- ejector
- hole
- outer ring
- shaping
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- 238000007493 shaping process Methods 0.000 title abstract description 52
- 238000010438 heat treatment Methods 0.000 abstract description 16
- 238000005496 tempering Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
A bearing outer ring multipurpose shaping ejector relates to the technical field of bearing ring shaping, and comprises two coaxial ejector blocks, an ejector head and a connecting rod, wherein one end face of each ejector block is a cambered surface which can be correspondingly matched with the inner wall surface of a conical bearing outer ring, and the other end face of each ejector block is vertically provided with an inserted rod; a screw rod is vertically arranged on the end face of one end of the ejector head, a blind hole correspondingly matched with the inserted rod of the ejector block is vertically arranged on the end face of the other end of the ejector head, and the edge of an orifice of the blind hole is a concave round angle; an axial through hole is formed in the connecting rod, one end of the through hole can be correspondingly screwed with the screw rod, and the other end of the through hole can be correspondingly inserted with the inserted rod of the other ejector block; the device can save cost and carry out heat treatment shaping on various types of bearing outer rings.
Description
Technical Field
The utility model belongs to the technical field of the bearing ring plastic technique and specifically relates to a multi-purpose plastic top of bearing inner race is related to.
Background
In the bearing industry, the heat treatment of the bearing outer ring is to obtain a working surface with high strength, high hardness, fatigue strength and abrasion resistance so as to adapt to the working condition of the bearing outer ring, the bearing outer ring needs to enter a high-temperature heating furnace for heating, namely, the heat treatment process is used for processing, and the heat shaping is also needed to be carried out on the bearing outer ring which is easy to deform in order to ensure the product quality; when the traditional heat treatment shaping is carried out on the bearing outer rings of various types, the bearing outer rings of various types and the shaping jacks correspondingly adapted are required to be tempered and taken out together, so that the shape of the bearing outer ring is kept stable, and because the shaping jacks correspondingly adapted to the bearing outer rings of various types cannot be used universally, each type of bearing outer ring needs to correspond to one set of shaping jacks, so that the production cost is increased;
chinese patent (CN 200620130418.5) discloses a shaping ejector for a heat treatment bearing ring, which is characterized in that an ejector head and an adjusting rod are respectively connected to two ends of an ejector rod, then the shaping ejector is placed at a low point of deformation in the bearing ring, then the distance between the adjusting rod and the ejector rod is adjusted, so that the ejector head is spread in the inner diameter direction of the bearing ring, finally the bearing ring is tempered together with the shaping ejector, after tempering, the shaping ejector is disassembled after the bearing ring and the shaping ejector are both cooled to room temperature, and then the bearing ring is tempered once according to a normal tempering process, so as to further eliminate stress; because the inner wall surface of the outer ring of the conical bearing is an inclined surface, if the shaping top is directly contacted with the inner wall surface of the outer ring of the conical bearing correspondingly and props the inner wall surface of the outer ring of the conical bearing, the outer ring of the conical bearing is easy to generate conicity in the shaping process, and the size of the outer ring of the bearing cannot be ensured; because the rolling balls are arranged on the rolling path on the inner wall surface of the outer ring of the deep groove ball bearing, if the shaping top is used for carrying out heat treatment shaping on the outer ring of the deep groove ball bearing, the two ends of the shaping top can damage the surfaces of the rolling balls, so that the integral working performance of the bearing is influenced; therefore, a shaping top capable of performing heat treatment shaping on multi-type bearing outer rings is required in the market.
Disclosure of Invention
In order to overcome the not enough among the background art, the utility model discloses a multi-purpose plastic top of bearing inner race.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a multipurpose shaping ejector for a bearing outer ring comprises two coaxial ejector blocks, an ejector head and a connecting rod, wherein one end face of each ejector block is a cambered surface which can be correspondingly matched with the inner wall surface of the conical bearing outer ring, and an insertion rod is vertically arranged on the end face of the other end of each ejector block; a screw rod is vertically arranged on the end face of one end of the ejector head, a blind hole correspondingly matched with the inserted rod of the ejector block is vertically arranged on the end face of the other end of the ejector head, and the edge of an orifice of the blind hole is a concave round angle; be equipped with axial through hole in the connecting rod, through-hole one end can correspond the screw with the screw rod and connect, and the other end of through-hole can correspond the grafting with the inserted bar of another kicking block.
Preferably, the narrow end of the top block is provided with a flange, the flange is positioned at the upper part of the cambered surface, and the axis of the flange is parallel to the axis of the top block correspondingly.
Preferably, the through hole of the connecting rod is a countersunk through hole, and a nut for corresponding screw connection with the screw rod is fixedly arranged in the countersunk through hole.
Preferably, the connecting rod countersunk head through hole is provided with a hexagon socket.
Preferably, the edge of the through hole orifice of the connecting rod countersunk head through hole is set to be a concave fillet.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:
the utility model discloses a multi-purpose shaping top for an outer ring of a bearing, which can realize the heat treatment shaping of the outer ring of a cylindrical bearing by the shaping top formed by combining a top head and a connecting rod; the end face of one end of the top block is set to be a cambered surface which can be correspondingly matched with the inner wall surface of the outer ring of the conical bearing, so that two ends of a shaping top formed by combining two top blocks, a top head and a connecting rod can be correspondingly attached to the inner wall surface of the outer ring of the conical bearing, and the small-diameter end of the inner wall surface of the outer ring of the conical bearing is prevented from generating taper when the common shaping top carries out heat treatment shaping on the outer ring of the conical bearing; the shaping top formed by combining the top head and the connecting rod can be correspondingly matched with the balls of the outer ring of the deep groove ball bearing through the orifices arranged at the two ends of the shaping top, so that the aim of carrying out heat treatment shaping on the outer ring of the deep groove ball bearing is fulfilled.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the installation of the nut;
fig. 3 is a first installation diagram of the present invention;
fig. 4 is a second installation diagram of the present invention;
fig. 5 is a third installation diagram of the present invention.
In the figure: 1. a top block; 2. ejecting the head; 3. a screw; 4. a connecting rod; 5. a nut; 6. and (7) blocking edges.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
With reference to fig. 1-5, the multipurpose shaping ejector for the bearing outer ring comprises two coaxial ejector blocks 1, an ejector head 2 and a connecting rod 4, wherein one end face of each ejector block 1 is a cambered surface which can be correspondingly matched with the inner wall surface of the conical bearing outer ring, and an insertion rod is vertically arranged on the other end face of each ejector block 1; a screw rod 3 is vertically arranged on the end face of one end of the ejector head 2, a blind hole correspondingly matched with the inserted rod of the ejector block 1 is vertically arranged on the end face of the other end of the ejector head 2, and the edge of an orifice of the blind hole is a concave round angle; an axial through hole is formed in the connecting rod 4, one end of the through hole can be correspondingly screwed with the screw rod 3, and the other end of the through hole can be correspondingly inserted with the inserted rod of the top block 1; according to the requirements, the through hole of the connecting rod 4 is set to be a countersunk head through hole, the countersunk head is internally and fixedly provided with a nut 5 used for being correspondingly screwed with the screw rod 3, the countersunk head is set to be of a hexagon socket type, the six-sided countersunk head is matched and spliced with the nut 5, the fixing effect of the nut 5 in the countersunk head is improved, the nut 5 can be effectively prevented from rotating in the countersunk head, in addition, the edge of the through hole orifice of the countersunk head through hole of the connecting rod 4 is set to be a concave fillet, when the shaping top acts on the outer ring of the deep groove ball bearing, the edges of the blind hole of the top 2 and the through hole of the connecting rod 4 are both set to be concave fillets, and the ball surface of the outer ring of the deep groove ball bearing can; in addition, the narrow end of the top block 1 is provided with a flange 6, the flange 6 is positioned at the upper part of the cambered surface, the axis of the flange 6 is correspondingly parallel to the axis of the top block 1, when the shaping top acts on the outer ring of the conical bearing, the bottom surfaces of the two flanges 6 are correspondingly abutted with the outer edge of the small-diameter end of the outer ring of the conical bearing respectively, so that the shaping top is positioned to the small-diameter end of the outer ring of the conical bearing, and the shaping top is prevented from sliding to the large-diameter end of the outer ring of the conical bearing;
the first embodiment of the device is as follows: correspondingly connecting the top head 2 with one end of a through hole of a connecting rod 4 through a screw rod 3, so that the two ends are correspondingly combined into a first shaping top, and the two ends of the shaping top are correspondingly matched with the inner wall surface of the outer ring of the cylindrical bearing respectively, so that the outer ring of the cylindrical bearing is subjected to heat treatment shaping; the second embodiment of the device is as follows: the method comprises the following steps that firstly, an insertion rod of one ejector block 1 is correspondingly inserted into a blind hole of an ejector head 2, then the ejector head 2 is correspondingly screwed with one end of a through hole of a connecting rod 4 through a screw rod 3, then the other end of the through hole of the connecting rod 4 is correspondingly inserted with an insertion rod of another ejector block 1, the two parts are correspondingly combined into a second reshaping ejector, the end surfaces of the two ends of the reshaping ejector are respectively cambered surfaces of the two ejector blocks 1, and the two cambered surfaces are correspondingly matched with the inner wall surface of an outer ring of a conical bearing, so that the end surfaces of the two ends of the reshaping ejector are directly and correspondingly abutted against the inner wall surface of a small-diameter end of the outer ring of the conical bearing, and the problem that the small-diameter end of the inner wall surface of the outer ring of the conical; the third embodiment of the device is as follows: the blind holes arranged on the end faces of the two ends of the first shaping ejector, namely the blind hole of the ejector head 2 and the other end of the through hole of the connecting rod 4, are respectively matched with a ball of the outer ring of the deep groove ball bearing correspondingly, so that the first shaping ejector is installed in the outer ring of the deep groove ball bearing, the inner wall face of the outer ring of the deep groove ball bearing cannot be damaged, and the outer ring of the deep groove ball bearing is subjected to heat treatment shaping.
When the multi-purpose shaping top for the bearing outer ring is implemented, the type of the shaped bearing outer ring is firstly subjected to heat treatment as required, so that the type of the shaping top is determined, then the corresponding shaping top is placed in the corresponding bearing outer ring, and the screw connection degree of the screw rod 3 of the connecting rod 4 and the top 2 is adjusted, so that the two ends of the corresponding shaping top are correspondingly abutted against the inner wall surface of the corresponding bearing outer ring, and the shaping top cannot fall off; and tempering the shaping ejector and the corresponding bearing outer ring together, cooling the bearing outer ring and the shaping ejector to room temperature after tempering, disassembling the shaping ejector, and tempering the bearing outer ring once according to a normal tempering process to further eliminate stress, namely finishing the heat treatment shaping of the corresponding bearing outer ring.
The part of the utility model not detailed is prior art.
Claims (5)
1. The utility model provides a multi-purpose plastic top of bearing inner race which characterized by: the device comprises two coaxial ejector blocks (1), an ejector head (2) and a connecting rod (4), wherein one end face of each ejector block (1) is a cambered surface which can be correspondingly matched with the inner wall surface of an outer ring of a conical bearing, and an inserting rod is vertically arranged on the end face of the other end of each ejector block (1); a screw rod (3) is vertically arranged on the end face of one end of the ejector (2), a blind hole correspondingly matched with the inserted rod of the ejector block (1) is vertically arranged on the end face of the other end of the ejector (2), and the edge of an orifice of the blind hole is a concave round angle; an axial through hole is formed in the connecting rod (4), one end of the through hole can be correspondingly threaded with the screw rod (3), and the other end of the through hole can be correspondingly inserted into the inserting rod of the ejector block (1).
2. The multi-purpose plastic top of claim 1, characterized in that: the narrow end of the ejector block (1) is provided with a flange (6), the flange (6) is located on the upper portion of the cambered surface, and the axis of the flange (6) is parallel to the axis of the ejector block (1) correspondingly.
3. The multi-purpose plastic top of claim 1, characterized in that: the through hole of the connecting rod (4) is a countersunk through hole, and a nut (5) which is used for corresponding threaded connection with the screw rod (3) is fixedly arranged in the countersunk through hole.
4. The multi-purpose plastic top of claim 3, characterized in that: the countersunk hole of the countersunk through hole of the connecting rod (4) is designed to be of a hexagon socket type.
5. The multi-purpose plastic top of claim 3, characterized in that: the edge of the through hole orifice of the countersunk head through hole of the connecting rod (4) is designed into a concave fillet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920211619.5U CN210099390U (en) | 2019-02-19 | 2019-02-19 | Multipurpose shaping top for bearing outer ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920211619.5U CN210099390U (en) | 2019-02-19 | 2019-02-19 | Multipurpose shaping top for bearing outer ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210099390U true CN210099390U (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920211619.5U Active CN210099390U (en) | 2019-02-19 | 2019-02-19 | Multipurpose shaping top for bearing outer ring |
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| Country | Link |
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| CN (1) | CN210099390U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110791643A (en) * | 2019-12-27 | 2020-02-14 | 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 heat treatment top shape frock |
-
2019
- 2019-02-19 CN CN201920211619.5U patent/CN210099390U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110791643A (en) * | 2019-12-27 | 2020-02-14 | 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 heat treatment top shape frock |
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| 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 |