CN207007515U - A kind of bearing tester - Google Patents
A kind of bearing tester Download PDFInfo
- Publication number
- CN207007515U CN207007515U CN201720829517.0U CN201720829517U CN207007515U CN 207007515 U CN207007515 U CN 207007515U CN 201720829517 U CN201720829517 U CN 201720829517U CN 207007515 U CN207007515 U CN 207007515U
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- bearing
- carrying
- axle
- load
- oil cylinder
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Abstract
It the utility model is related to a kind of bearing tester.A kind of drive transmission device motor of the bearing tester proposed is connected with transmission main shaft；Transmission main shaft and carrying axis connection；Carrying set is equipped with carrying axle；Carrying two sets of taper roll bearings of set are supported to carrying axle；Test bearing supporting mechanism has the inner ring flange connected firmly in carrying axle one end；Test bearing supporting mechanism is additionally provided with the support set being nested with test bearing outer ring；Support set connects firmly with the frock panel being fixed in frame；The load bar of frock panel and load maintainer connects；Load maintainer has the axially loaded oil cylinder and two moment of torsion load cylinders being set up in parallel；Axially loaded oil cylinder is between two moment of torsion load cylinders；Axially loaded oil cylinder, the output end of two moment of torsion load cylinders are connected with load bar.The utility model reduces the interference signal of non-bearing movable, makes whole test bearing uniform force, and bearing inner race rotates at a high speed with output main shaft, effectively simulates the operating condition of bearing.
Description
Technical field
A kind of bearing test equipment is the utility model is related to, more particularly, to a kind of bearing tester.
Background technology
Bearing tester is that the use state of bearing is simulated, so as to which the service life to bearing, life-span do a system
The monitoring of row；Bearing tester includes the supporting mechanism of bearing, passed to the load maintainer loaded to bearing and driving
Motivation structure；When testing bearing, the supporting mechanism of bearing is suspended on one end of output main shaft, forms cantilever support machine
Structure；Load maintainer is arranged on the side of cantilever supporting mechanism, and the opposite side of cantilever supporting mechanism is connected with drive transmission device.
Utility model content
The purpose of the utility model is to propose a kind of bearing tester, can simulated test bearing applying working condition, reach
The purpose tested bearing.
In order to realize foregoing invention purpose, the utility model uses following technical scheme：
A kind of bearing tester, described testing machine include test bearing supporting mechanism, being carried out to test bearing
The load maintainer and drive transmission device of loading；The motor of the drive transmission device is connected by belt with transmission main shaft；Institute
It is equipped with to absorb the transmission case vibrated produced by belt on the transmission main shaft stated；The transmission case being fixed on lathe bed passes through angle
Contact bearing is supported to transmission main shaft；The transmission main shaft passes through flexible axle and carrying axis connection；It is nested with the carrying axle
There is carrying to cover；Described carrying set is supported by the two sets of taper roll bearings installed face-to-face to carrying axle；The circle
The outer ring of taper roller bearing and carrying set interference fit, inner ring and the carrying axle of taper roll bearing are interference fitted；Described examination
Testing bearings mechanism has the inner ring flange connected firmly in carrying axle one end；Described inner ring flange is by two sections of different-diameters
The ladder shaft-like structure that axle is formed, wherein diameter segment axle are interference fitted with test bearing inner ring, inner ring flange larger diameter
The step surface formed between section axle and diameter segment axle forms the locating surface that axially position is carried out to test bearing inner ring；Institute
The test bearing supporting mechanism stated is additionally provided with the support set being nested with test bearing outer ring；Have centered on described support set
The structure of step through-hole；The larger diameter through hole of step through-hole described in support set is interference fitted with test bearing outer ring；Support set
Faying face between larger diameter through hole and smaller-diameter through hole is formed to carry out the platform of axially position to test bearing outer ring
Terrace；Described support set connects firmly with the frock panel being fixed in frame；Described frock panel is by oscillating bearing with adding
The load bar connection of mounted mechanism；The load maintainer has the axially loaded oil cylinder and two moment of torsion load cylinders being set up in parallel；
Described axially loaded oil cylinder is between two moment of torsion load cylinders；The axially loaded oil cylinder, the moment of torsion described in two add
The output end for carrying oil cylinder is connected to load bar, and between load bar and described axially loaded oil cylinder, load bar and torsion
Pull pressure sensor is set respectively between square load cylinder；Described axially loaded oil cylinder, the moment of torsion load cylinder described in two
It is supported on by tripod on lathe bed.
The utility model proposes a kind of bearing tester, the motor of the transmission mechanism proposed passes through belt and transmission case
Belt wheel connection, drive transmission main shaft at a high speed rotate, utilize belt transmission and the different spy of other machine driving vibration frequencies
Point will be simultaneously vibrated to sponging using the transmission case of casting caused by belt and belt pulley, and transmission main shaft passes through flexible axle and carrying axle
Connection, carrying axle is transmitted by transport power, is first caused by motor and transmission case, power transmission shaft etc. by the characteristics of flexible axle transmission moment of torsion
Vibration begin to keeping apart, initial vibration is not influenceed the caused vibration during experiment of its test bearing, can also avoid
In loading procedure, carrying set and carrying axle are vibrated with being driven caused by eccentric shaft；Test bearing inner ring with its interference by matching somebody with somebody
The inner ring flange of conjunction and carrying axis connection；Test bearing outer ring is connected with the frock panel being fixed in frame by support set,
The mode that inner ring rotation is fixed in outer ring is formed, the interference signal of non-bearing movable is reduced, makes whole test bearing uniform force,
Meanwhile test bearing inner ring rotates at a high speed with output main shaft, effectively simulates the operating condition of test bearing；Axial load passes through
Axially loaded oil cylinder, load bar, frock panel, the support set that is fixed on frock panel are applied on test bearing outer ring, are tried
Bearing outer ring is tested in load transmission to whole test bearing；Moment of torsion is connected by two moment of torsion load cylinders with load bar come real
Existing, the traffic direction of two moment of torsion load cylinders conversely makes test bearing outer ring bear a torsion changed so as to transmit couple
Square, and the axial load parameter applied is entered by being arranged on the pull pressure sensor between axially loaded oil cylinder and load bar
Row detects, the couple being applied on bearing is entered by pull pressure sensor set between moment of torsion load cylinder and load bar
Row detection.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Fig. 1 top view.
In figure：1st, motor adjustable plate, 2, motor, 3, electrical machine belt pulley, 4, belt, 5, belt wheel, 6, angular contact bearing, 7, transmission
Case, 8, transmission main shaft, 9, flexible axle, 10, carrying axle, 11, carrying set, 12, taper roll bearing, 13, inner ring flange, 14, support
Set, 15, test bearing, 16, frock panel, 17, oscillating bearing, 18, pull pressure sensor, 19, axially loaded oil cylinder, 20, three
Corner bracket, 21, support base, 22, moment of torsion load cylinder, 23, T-slot, 24, load bar.
Embodiment
The utility model is illustrated with reference to the drawings and specific embodiments：
As shown in figure 1, a kind of bearing tester, described testing machine includes test bearing supporting mechanism, to examination
Test load maintainer and drive transmission device that bearing is loaded；The motor 2 of the drive transmission device passes through belt 4 and transmission
Main shaft 8 connects；It is equipped with to absorb the transmission case 7 vibrated produced by belt on described transmission main shaft 8；It is fixed on lathe bed
Transmission case 7 transmission main shaft 8 is supported by angular contact bearing 6；The transmission main shaft 8 passes through flexible axle 9 and carrying axle 10
Connection；Carrying set 11 is equipped with the carrying axle 10；Described carrying 11 two sets of taper rollers by installing face-to-face of set
Bearing 12 is supported to carrying axle；The outer ring of the taper roll bearing 12 and the interference fit of carrying set 11, taper roller axle
The inner ring and carrying axle 10 for holding 12 are interference fitted；Described test bearing supporting mechanism has the inner ring connected firmly in carrying axle one end
Flange 13；Described inner ring flange 13 is the ladder shaft-like structure being made up of the axle of two sections of different-diameters, wherein diameter segment
Axle is interference fitted with test bearing inner ring, the step surface formed between inner ring flange larger-diameter section axle and diameter segment axle
Form the locating surface that axially position is carried out to test bearing inner ring；Described test bearing supporting mechanism is additionally provided with to be nested with and tried
Test the support set 14 of bearing outer ring；There is the structure of step through-hole centered on described support set 14；Step described in support set 14
The larger diameter through hole of through hole is interference fitted with the outer ring of test bearing 15；Support set larger diameter through hole and smaller-diameter through hole it
Between faying face formed to test bearing outer ring carry out axially position step surface；Described support set 14 is with being fixed on machine
Frock panel 16 on frame connects firmly；Described frock panel 16 is connected by oscillating bearing 17 with the load bar 24 of load maintainer；
The load maintainer has the axially loaded oil cylinder 19 and two moment of torsion load cylinders 22 being set up in parallel；Described axially loaded oil
Cylinder 19 is between two moment of torsion load cylinders 22；Moment of torsion load cylinder 22 described in the axially loaded oil cylinder 19, two
Output end is connected to load bar 24, and between load bar 24 and described axially loaded oil cylinder 19, load bar 24 is with turning round
Pull pressure sensor 18 is set respectively between square load cylinder 22；Moment of torsion described in described axially loaded oil cylinder 19, two adds
Oil cylinder 22 is carried to be supported on lathe bed by tripod 20.
Claims (1)
- A kind of 1. bearing tester, it is characterised in that：Described testing machine includes test bearing supporting mechanism, to experiment The load maintainer and drive transmission device that bearing is loaded；The motor of the drive transmission device passes through belt and transmission main shaft Connection；It is equipped with to absorb the transmission case vibrated produced by belt on described transmission main shaft；The transmission being fixed on lathe bed Case is supported by angular contact bearing to transmission main shaft；The transmission main shaft passes through flexible axle and carrying axis connection；The carrying Carrying set is equipped with axle；Described carrying set is propped up carrying axle by the two sets of taper roll bearings installed face-to-face Support；The outer ring of the taper roll bearing and carrying set interference fit, inner ring and the carrying axle of taper roll bearing are interference fitted； Described test bearing supporting mechanism has the inner ring flange connected firmly in carrying axle one end；Described inner ring flange be by two sections not The ladder shaft-like structure formed with the axle of diameter, wherein diameter segment axle are interference fitted with test bearing inner ring, inner ring flange The step surface formed between larger-diameter section axle and diameter segment axle is formed carries out axially position to test bearing inner ring Locating surface；Described test bearing supporting mechanism is additionally provided with the support set being nested with test bearing outer ring；Described support set Centered on have step through-hole structure；The larger diameter through hole of step through-hole described in support set is matched somebody with somebody with the interference of test bearing outer ring Close；Faying face between support set larger diameter through hole and smaller-diameter through hole is formed to be carried out axially to test bearing outer ring The step surface of positioning；Described support set connects firmly with the frock panel being fixed in frame；Described frock panel passes through joint The load bar of bearing and load maintainer connects；There are the load maintainer the axially loaded oil cylinder being set up in parallel and two moments of torsion to add Carry oil cylinder；Described axially loaded oil cylinder is between two moment of torsion load cylinders；The axially loaded oil cylinder, described in two The output end of moment of torsion load cylinder is connected to load bar, and between load bar and described axially loaded oil cylinder, loading Pull pressure sensor is set respectively between bar and moment of torsion load cylinder；Described axially loaded oil cylinder, the moment of torsion described in two add Oil cylinder is carried to be supported on lathe bed by tripod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720829517.0U CN207007515U (en) | 2017-07-10 | 2017-07-10 | A kind of bearing tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720829517.0U CN207007515U (en) | 2017-07-10 | 2017-07-10 | A kind of bearing tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207007515U true CN207007515U (en) | 2018-02-13 |
Family
ID=61453160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720829517.0U Active CN207007515U (en) | 2017-07-10 | 2017-07-10 | A kind of bearing tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207007515U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110261111A (en) * | 2019-05-23 | 2019-09-20 | 衢州学院 | A kind of bearing in rotating machinery fault detection monitor station |
| CN110657988A (en) * | 2019-11-13 | 2020-01-07 | 浙江省机电设计研究院有限公司 | Bearing axial test mechanism |
| CN111024395A (en) * | 2019-12-24 | 2020-04-17 | 江苏希西维轴承有限公司 | Bearing torque detection and analysis system and method |
-
2017
- 2017-07-10 CN CN201720829517.0U patent/CN207007515U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110261111A (en) * | 2019-05-23 | 2019-09-20 | 衢州学院 | A kind of bearing in rotating machinery fault detection monitor station |
| CN110261111B (en) * | 2019-05-23 | 2020-12-01 | 衢州学院 | Rotary machine bearing fault detection examines test table |
| CN110657988A (en) * | 2019-11-13 | 2020-01-07 | 浙江省机电设计研究院有限公司 | Bearing axial test mechanism |
| CN111024395A (en) * | 2019-12-24 | 2020-04-17 | 江苏希西维轴承有限公司 | Bearing torque detection and analysis system and method |
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