CN217058637U - Axial clearance test device for roller bearing - Google Patents
Axial clearance test device for roller bearing Download PDFInfo
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- CN217058637U CN217058637U CN202220883019.5U CN202220883019U CN217058637U CN 217058637 U CN217058637 U CN 217058637U CN 202220883019 U CN202220883019 U CN 202220883019U CN 217058637 U CN217058637 U CN 217058637U
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- roller bearing
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Abstract
The utility model discloses an axial play test device for roller bearing, include: the lower supporting mechanism comprises a lower supporting assembly for supporting the lower end of the bearing outer ring and a lower jacking assembly for supporting the lower end of the bearing inner ring, and the lower jacking assembly is mounted on the lower supporting assembly and is in clearance fit with the lower supporting assembly; go up supporting mechanism, including be used for with the bearing inner race upper end looks butt go up the top subassembly, be used for with the bearing inner race upper end looks butt, it installs to go up the top subassembly go up on the supporting component and with go up supporting component clearance fit. The utility model provides a test device, but the axial play of short-term test bearing.
Description
Technical Field
The utility model relates to a bearing technical field, in particular to an axial play test device for roller bearing.
Background
The roller bearing has wider and wider application condition, and through improved design, the roller bearing suitable for various working conditions is developed, after the bearing is trial-manufactured, the bearing needs to be tested and verified to ensure that a new sample piece can meet the working requirement, because the mounting mode of the roller bearing is mainly a mounting mode of radial stress matched with an inner ring or an outer ring, the axial clearance cannot be reasonably controlled, when the axial clearance is too small, the pre-tightening is too large, the friction force of a bearing working surface is increased during working, the generated heat is increased, the abrasion is intensified, and the service life of the bearing is shortened; when the axial clearance is too large, the pre-tightening is too small, so that the number of rolling bodies bearing the load of the bearing at the same time is reduced, the load of a single rolling body is increased, the rotation precision of the bearing is reduced, and the service life of the bearing is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an axial play test device for roller bearing can money the quick play value of bearing.
Based on the above problem, the utility model provides a technical scheme is:
an axial play test apparatus for a roller bearing, comprising:
the lower supporting mechanism comprises a lower supporting assembly for supporting the lower end of the bearing outer ring and a lower jacking assembly for supporting the lower end of the bearing inner ring, and the lower jacking assembly is mounted on the lower supporting assembly and is in clearance fit with the lower supporting assembly;
go up supporting mechanism, including be used for with the bearing inner race the upper end looks butt go up the top subassembly, be used for with the upper end looks butt of bearing inner race, it installs to go up the top subassembly go up the supporting component on and with go up supporting component clearance fit.
In some of the embodiments, the lower supporting assembly comprises a lower supporting member and a lower outer pad table arranged on the lower supporting member, the lower top assembly comprises a lower top member which is arranged in the lower supporting member in a penetrating manner and is in clearance fit with the lower supporting member, and a lower inner pad table arranged at the upper end of the lower top member, a penetrating groove for the lower top member to extend out is arranged on the lower outer pad table, and the lower inner pad table is arranged in the lower outer pad table.
In some embodiments, the lower support comprises a lower support plate and a lower support platform arranged in the middle, the lower outer pad platform comprises a lower pad plate and a lower boss arranged on the periphery of the lower pad plate and abutted against the outer ring of the bearing, and the lower pad plate is matched with the conical surface of the lower support platform.
In some of these embodiments, the lower end of the lower inner pad is conically fitted to the lower head member.
In some of them embodiments, go up the supporting component and include the upper support piece, can dismantle the setting and be in outer platform of going up on the upper support piece, go up the top component including wear to establish go up on the upper support piece and with upper support piece clearance fit's last top, set up and be in interior platform of going up of top lower extreme, it is located to go up interior platform of filling up.
In some embodiments, the upper support member comprises an upper support plate and an upper support table arranged at the lower end of the upper support plate, the upper outer cushion table comprises an upper cushion plate and an upper boss arranged on the periphery of the upper cushion plate and abutted to the outer ring of the bearing, and the upper cushion plate is in threaded connection with the upper support table.
In some embodiments, the lower end of the upper top is provided with a limiting groove, and the upper end of the upper inner pad is provided with a limiting part matched with the limiting groove.
In some embodiments, the upper end of the upper top piece is provided with a measuring component for measuring the axial displacement of the bearing inner ring.
Compared with the prior art, the utility model has the advantages that:
1. the bearing is arranged between the upper supporting mechanism and the lower supporting mechanism, the outer ring of the bearing is clamped through the lower supporting assembly and the upper supporting assembly, the inner ring of the bearing is clamped through the lower jacking assembly and the upper jacking assembly, and the lower jacking assembly drives the inner ring of the bearing to move axially, so that the axial clearance of the bearing is rapidly detected;
2. through changing different lower outer pad platform, lower interior pad platform, go up outer pad platform, go up interior pad platform, can fix a position not unidimensional bearing to detect not unidimensional bearing's axial internal clearance.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of an axial play test apparatus for a roller bearing according to the present invention;
wherein:
1. a lower support; 1-1, a lower supporting plate; 1-2, a lower supporting platform;
2. a lower outer cushion table; 2-1, arranging a lower backing plate; 2-2, a lower boss; (ii) a
3. A lower inner cushion table;
4. a bearing; 4-1, bearing outer ring; 4-2, bearing inner ring;
5. an upper inner cushion platform; 5-1, a limiting part;
6. an upper outer cushion table; 6-1, mounting a base plate; 6-2, an upper boss;
7. an upper support member; 7-1, an upper supporting plate; 7-2, an upper supporting table;
8. an upper top member; 8-1, a limiting groove;
9. a measuring part;
10. and a lower top member.
Detailed Description
The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present invention. The conditions used in the examples may be further adjusted according to the conditions of the particular manufacturer, and the conditions not specified are generally the conditions in routine experiments.
Referring to fig. 1, for the embodiment of the utility model, provide an axial play test device for roller bearing, including under bracing mechanism and last supporting mechanism, under bracing mechanism is including the under bracing subassembly that is used for the 4-1 lower extreme of support bearing outer lane, the lower top subassembly that is used for the 4-2 lower extreme of support bearing inner lane, and the lower top subassembly is installed on under bracing subassembly and with under bracing subassembly clearance fit, and the relative under bracing subassembly of top subassembly can reciprocate promptly. The upper supporting mechanism comprises an upper supporting component and an upper jacking component, the upper supporting component is used for being abutted against the upper end of the bearing outer ring 4-1, the upper jacking component is used for being abutted against the upper end of the bearing inner ring 4-2, the upper jacking component is installed on the upper supporting component and is in clearance fit with the upper supporting component, and the upper jacking component can move up and down relative to the upper supporting component.
Specifically, the lower supporting assembly comprises a lower supporting piece 1 and a lower outer pad table 2 arranged on the lower supporting piece 1, the lower top assembly comprises a lower top piece 10 which is arranged in the lower supporting piece 1 in a penetrating mode and is in clearance fit with the lower supporting piece 1, and a lower inner pad table 3 arranged on the upper end of the lower top piece 10, a penetrating groove for extending the lower top piece 10 is formed in the lower outer pad table 2, and the lower inner pad table 3 is arranged in the lower outer pad table 2.
In this example, the lower support 1 comprises a lower support plate 1-1 and a lower support platform 1-2 arranged in the middle of the lower support plate 1-1, the lower outer cushion platform 2 comprises a lower cushion plate 2-1 and a lower boss 2-2 arranged in the circumferential direction of the lower cushion plate 2-1 and abutted against the bearing outer ring 4-1, the lower boss 2-2 surrounds to form a cavity for accommodating the lower inner cushion platform 3, and the lower cushion plate 2-1 is in conical surface fit with the lower support platform 1-2. The lower end of the lower inner cushion platform 3 is in conical surface fit with the lower top piece 10.
Go up the supporting component and include upper support piece 7, can dismantle the last outer platform 6 that fills up that sets up on upper support piece 7, go up the top subassembly including wear to establish on upper support piece 7 and with upper support piece 7 clearance fit's last top 8, set up and fill up platform 5 in going up at last top 8 lower extreme, go up interior platform 5 that fills up and be located outer platform 6.
The upper supporting piece 7 comprises an upper supporting plate 7-1 and an upper supporting platform 7-2 arranged at the lower end of the upper supporting plate 7-1, the upper outer cushion platform 6 comprises an upper cushion plate 6-1 and an upper boss 6-2 arranged in the circumferential direction of the upper cushion plate 6-1 and abutted to the bearing outer ring 4-1, the upper boss 6-2 surrounds to form a cavity for accommodating the upper inner cushion platform 5, and the upper cushion plate 6-1 is in threaded connection with the upper supporting platform 7-2.
In order to mount the upper inner cushion table 5 on the upper top member 8, the lower end of the upper top member 8 is provided with a limiting groove 8-1, meanwhile, the upper end of the upper inner cushion table 5 is provided with a limiting part 5-1 matched with the limiting groove 8-1, and the mounting and matching of the upper inner cushion table 5 and the upper top member 8 are realized through the matching of the limiting part 5-1 and the limiting groove 8-1.
In this example, a measuring component 9 for measuring the axial displacement of the bearing inner ring 4-2 is installed at the upper end of the upper top component 8, and preferably, the measuring component 9 can adopt a dial indicator, and the axial play of the bearing 4 is measured through the dial indicator.
In implementation, the lower supporting plate 1-1 can be fixed on a rack, the upper supporting plate 7-1 is installed on a lifting mechanism in the prior art, the bearing 4 to be tested is placed on the lower outer cushion table 2, the lifting mechanism drives the upper supporting plate 7-1 to press downwards, the upper outer cushion table 6 is in abutting joint with the bearing outer ring 4-1, the upper inner cushion table 5 is in abutting joint with the bearing inner ring 4-2, then the lower ejector 10 is pushed upwards, the upper inner cushion table 5 and the upper ejector 8 are pushed to move through the bearing inner ring 4-2, and the axial clearance of the bearing 4 is measured through the measuring part 9. Lower outer pad platform 2, with under bracing piece 1, lower interior pad platform 3 and lower head 10 be detachable mounting structure, go up outer pad platform 6 and last support piece 7, go up interior pad platform 5 and last head 8 and be detachable mounting structure, the size of each pad platform is adjusted according to bearing 4 size to the convenience, improves this testing device's suitability.
The above examples are only for illustrating the technical conception and the features of the present invention, and the purpose thereof is to enable one skilled in the art to understand the contents of the present invention and to implement the present invention, which should not be construed as limiting the scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (8)
1. An axial play test apparatus for a roller bearing, comprising:
the lower supporting mechanism comprises a lower supporting assembly and a lower jacking assembly, wherein the lower supporting assembly is used for supporting the lower end of the bearing outer ring, the lower jacking assembly is used for supporting the lower end of the bearing inner ring, and the lower jacking assembly is arranged on the lower supporting assembly and is in clearance fit with the lower supporting assembly;
go up supporting mechanism, including be used for with bearing inner race upper end looks butt go up the top subassembly, be used for with bearing inner race upper end looks butt, it installs to go up the top subassembly go up on the supporting component and with go up supporting component clearance fit.
2. The axial play test apparatus for a roller bearing according to claim 1, characterized in that: the lower supporting assembly comprises a lower supporting piece and a lower outer pad platform arranged on the lower supporting piece, the lower top assembly comprises a lower supporting piece and a lower inner pad platform arranged on the lower supporting piece, the lower inner pad platform is arranged in the lower supporting piece in a penetrating mode and in clearance fit with the lower supporting piece, the lower inner pad platform is arranged at the upper end of the lower top piece, a penetrating groove for the lower top piece to stretch out is formed in the lower outer pad platform, and the lower inner pad platform is arranged in the lower outer pad platform.
3. The axial play test apparatus for a roller bearing according to claim 2, characterized in that: the lower supporting piece comprises a lower supporting plate and a lower supporting table arranged in the middle of the lower supporting plate, the lower outer cushion table comprises a lower cushion plate and a lower boss arranged on the periphery of the lower cushion plate and abutted against the outer ring of the bearing, and the lower cushion plate is matched with the conical surface of the lower supporting table.
4. The axial play test apparatus for a roller bearing according to claim 3, characterized in that: the lower end of the lower inner cushion platform is matched with the conical surface of the lower top piece.
5. The axial play test apparatus for a roller bearing according to claim 1, characterized in that: go up the supporting component and include the upper support piece, can dismantle the setting and be in last outer platform of filling up on the upper support piece, go up the top subassembly including wear to establish last supporting piece on and with upper support piece clearance fit's last top, setting are in last interior platform of filling up of last top lower extreme, it is located to go up interior platform of filling up the platform go up outer platform of filling up.
6. The axial play test apparatus for a roller bearing according to claim 5, wherein: the upper supporting piece comprises an upper supporting plate and an upper supporting table arranged at the lower end of the upper supporting plate, the upper outer pad table comprises an upper base plate and an upper convex table arranged on the periphery of the upper base plate and abutted to the outer ring of the bearing, and the upper base plate is in threaded connection with the upper supporting table.
7. The axial play test apparatus for a roller bearing according to claim 6, wherein: the lower end of the upper top piece is provided with a limiting groove, and the upper end of the upper inner pad table is provided with a limiting part matched with the limiting groove.
8. The axial play test apparatus for a roller bearing according to any one of claims 5 to 7, wherein: and the upper end of the upper jacking piece is provided with a measuring component for measuring the axial displacement of the bearing inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220883019.5U CN217058637U (en) | 2022-04-15 | 2022-04-15 | Axial clearance test device for roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220883019.5U CN217058637U (en) | 2022-04-15 | 2022-04-15 | Axial clearance test device for roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217058637U true CN217058637U (en) | 2022-07-26 |
Family
ID=82472200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220883019.5U Active CN217058637U (en) | 2022-04-15 | 2022-04-15 | Axial clearance test device for roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217058637U (en) |
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2022
- 2022-04-15 CN CN202220883019.5U patent/CN217058637U/en active Active
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