CN107543723A - A kind of bearing testing device of service life length - Google Patents
A kind of bearing testing device of service life length Download PDFInfo
- Publication number
- CN107543723A CN107543723A CN201710790173.1A CN201710790173A CN107543723A CN 107543723 A CN107543723 A CN 107543723A CN 201710790173 A CN201710790173 A CN 201710790173A CN 107543723 A CN107543723 A CN 107543723A
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- China
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- rack
- fixedly connected
- fixed block
- rotating machine
- electric rotating
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Abstract
The invention discloses a kind of bearing testing device of service life length, including support base, the top of the support base is fixedly connected with the support bar being vertically arranged, the top of the support bar is fixedly connected with horizontally disposed supporting plate, distinguish the first fixed block and the second fixed block in the top of the support base, the top of first fixed block offers mounting groove, and first offers through hole on fixed block, the through hole is connected with mounting groove, and threaded rod is slidably fitted with through hole, the threaded rod runs through the first fixed block, the top of second fixed block is installed with the first electric rotating machine, the output shaft of first electric rotating machine is fixedly connected with threaded rod, two sliding shoes are slidably fitted with the bottom inwall of the mounting groove, the top of the sliding shoe is installed with bracer.The present invention is rational in infrastructure, simple to operate, can auto-alignment hold and gripped, the installation and dismounting of bearing are all very simple.
Description
Technical field
The present invention relates to bearing technical field of measurement and test, more particularly to a kind of bearing testing device of service life length.
Background technology
The life-span of rolling bearing is defined with revolution (or hourage with the work under certain rotating speed)：Within this life-span
Bearing, preliminary fatigue damage (peeling or defect) should occur on its any race ring or rolling element.But no matter in laboratory
Test or in actual use, all can significantly see, the identical bearing of the outward appearance under same condition of work, actual life is big
Differ.In addition with the bearing " life-span " of several different definitions, one of them i.e. so-called " working life ", it represents a certain
Bearing accessible actual life before damage is usual not caused by fatigue by wearing, damaging, but by abrasion, corruption
The reasons such as erosion, bad seals cause.
The rub proofness of bearing directly determines the service life of bearing, the bearing folder of existing bearing wear-resisting test equipment
Hold that device is mostly complicated, the installation of bearing and dismounting difficulty are very big.
The content of the invention
The invention aims to solve shortcoming present in prior art, and a kind of axle of service life length proposed
Hold test device.
To achieve these goals, present invention employs following technical scheme：
A kind of bearing testing device of service life length, including support base, the top of the support base are fixedly connected
There is the support bar being vertically arranged, the top of the support bar is fixedly connected with horizontally disposed supporting plate, the support base
The first fixed block is distinguished on top and the second fixed block, the top of first fixed block offer mounting groove, and the first fixed block
On offer through hole, the through hole is connected with mounting groove, and threaded rod is slidably fitted with through hole, and the threaded rod is through the
One fixed block, the top of second fixed block are installed with the first electric rotating machine, the output shaft of first electric rotating machine
It is fixedly connected with threaded rod, two sliding shoes, the top of the sliding shoe is slidably fitted with the bottom inwall of the mounting groove
Bracer is installed with, screwed hole is offered on the sliding shoe, the threaded rod runs through sliding shoe, the branch by screwed hole
The bottom of fagging is installed with the second electric rotating machine being vertically arranged, and the output shaft of second electric rotating machine is fixedly connected with
Connecting plate, the bottom of shown connecting plate are fixedly connected with push-rod electric machine, and the output shaft of the push-rod electric machine is fixedly connected with fixation
Frame, the 3rd electric rotating machine is installed with the side inwall of the fixed mount, the output shaft of the 3rd electric rotating machine is fixed
Rotating bar is connected with, one end of the rotating bar and the inwall of fixed mount are rotatablely connected, and the outside fixed cover of rotating bar is provided with tooth
Wheel, the fixed mount is interior to be provided with two supporting rods, and the top of the supporting rod has been respectively fixedly connected with the first rack and the second tooth
Bar, first rack and the second rack are horizontally disposed, and the first rack is located at the surface of the second rack, first tooth
Bar is meshed with gear, and second rack and pinion is meshed, first rack and the second rack with fixed mount two
Side inwall is slidably connected.
Preferably, the both sides of the fixed mount offer horizontally disposed slip mouth, first rack and the second tooth
The both sides of bar have been fixedly connected with horizontally disposed slider bar, and one end of the slider bar extends to fixed mount by sliding mouth
Outside, and slider bar is slidably connected with sliding the inwall of mouth.
Preferably, one end of the slider bar is fixedly connected with fixture block, and the fixture block is cylindrical structure, and fixture block is straight
Footpath is more than the width for sliding mouth.
Preferably, the bottom of the supporting rod is fixed to there is grip block, and two grip blocks are in same level.
Preferably, the push-rod electric machine shares two, and two push-rod electric machines are to be vertically arranged.
The beneficial effects of the invention are as follows：By the cooperation of wheel and rack, two folders are changed by the driving of the 3rd electric rotating machine
The spacing between block is held, by the cooperation of threaded rod and sliding shoe, by between the first electric rotating machine driving two bracers of change
Distance, the effect of automatic fixing bearing is reached by the cooperation between bracer and grip block, folder is adjusted by push-rod electric machine
The height of block is held, facilitates the placement of bearing with removing, drives fixed mount to rotate by the second electric rotating machine and bearing is surveyed
Examination, the present invention is rational in infrastructure, simple to operate, can auto-alignment hold and gripped, the installation and dismounting of bearing are all very simple.
Brief description of the drawings
Fig. 1 is a kind of main perspective sectional view of the bearing testing device of service life length proposed by the present invention；
Fig. 2 is a kind of fixed mount side view angle sectional view of the bearing testing device of service life length proposed by the present invention.
In figure：1 support base, 2 support bars, 3 supporting plates, 4 first fixed blocks, 5 second fixed blocks, 6 threaded rods, 7 first
Electric rotating machine, 8 sliding shoes, 9 bracers, 10 second electric rotating machines, 11 connecting plates, 12 push-rod electric machines, 13 fixed mounts, 14 the 3rd rotations
Motor, 15 rotating bars, 16 gears, 17 supporting rods, 18 first racks, 19 second racks, 20 slide mouths, 21 slider bars, 22 fixture blocks,
23 grip blocks.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.
Reference picture 1-2, a kind of bearing testing device of service life length, including support base 1, the top of support base 1
The support bar 2 being vertically arranged is fixedly connected with, the top of support bar 2 is fixedly connected with horizontally disposed supporting plate 3, support base
The first fixed block 4 and the second fixed block 5 are distinguished in 1 top, and the top of the first fixed block 4 offers mounting groove, and first fixes
Through hole is offered on block 4, through hole is connected with mounting groove, and threaded rod 6 is slidably fitted with through hole, and threaded rod 6 runs through first
Fixed block 4, the top of the second fixed block 5 are installed with the first electric rotating machine 7, the output shaft and screw thread of the first electric rotating machine 7
Bar 6 is fixedly connected, and two sliding shoes 8 are slidably fitted with the bottom inwall of mounting groove, and the top of sliding shoe 8 is installed with support
Block 9, screwed hole is offered on sliding shoe 8, threaded rod 6 runs through sliding shoe 8 by screwed hole, and the bottom of supporting plate 3 is fixedly mounted
There is the second electric rotating machine 10 being vertically arranged, the output shaft of the second electric rotating machine 10 is fixedly connected with connecting plate 11, shown connection
The bottom of plate 11 is fixedly connected with push-rod electric machine 12, and the output shaft of push-rod electric machine 12 is fixedly connected with fixed mount 13, fixed mount 13
Side inwall on be installed with the 3rd electric rotating machine 14, the output shaft of the 3rd electric rotating machine 14 is fixedly connected with rotating bar
15, one end of rotating bar 15 is rotatablely connected with the inwall of fixed mount 13, and the outside fixed cover of rotating bar 15 is provided with gear 16, fixed
Two supporting rods 17 are provided with frame 13, the top of supporting rod 17 has been respectively fixedly connected with the first rack 18 and the second rack 19, the
One rack 18 and the second rack 19 are horizontally disposed, and the first rack 18 is located at the surface of the second rack 19, the first rack 18
Be meshed with gear 16, the second rack 19 is meshed with gear 16, the first rack 18 and the second rack 19 with fixed mount 13
Both sides inwall is slidably connected.
In the present embodiment, bearing is set in the outside of two bracers 9, starts the first electric rotating machine 7, the first electric rotating machine
7 drive threaded rods 6 are rotated, and threaded rod 6 is connected through a screw thread with sliding shoe 8, so as to drive two sliding shoes 8 to come to two Slideslips
The inner ring of stretching bearing, then start push-rod electric machine 12, push-rod electric machine 12, which produces, causes grip block 23 to drop to bearing outer ring institute
In position, start the 3rd electric rotating machine 14, the 3rd electric rotating machine 14 is rotated with moving gear 16, and gear 16 is nibbled with the phase of the first rack 18
Closing, gear 16 is meshed with the second rack 19, so as to drive the phase of grip block 23 close to clamp the outer ring of bearing, now slider bar
21 are sliding slip in mouth 20, after completing bearing fastening, start the second electric rotating machine 10, the second electric rotating machine 10 is with dynamic bearing
Lasting rotate to carry out wear-resisting test to bearing, stops the second electric rotating machine 10 after the completion of test, passes through the 3rd electric rotating machine 14
Two grip blocks 23 of driving separate, and push-rod electric machine 12 drives grip block 23 to rise, and the first electric rotating machine 7 drives two sliding shoes 8
It is mutually close bearing to be taken down.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (5)
1. a kind of bearing testing device of service life length, including support base (1), it is characterised in that the support base (1)
Top be fixedly connected with the support bar (2) being vertically arranged, the top of the support bar (2) is fixedly connected with horizontally disposed branch
The first fixed block (4) and the second fixed block (5), first fixed block are distinguished in fagging (3), the top of the support base (1)
(4) top offers mounting groove, and through hole is offered on the first fixed block (4), and the through hole is connected with mounting groove, and logical
Threaded rod (6) is slidably fitted with hole, the threaded rod (6) runs through the first fixed block (4), the top of second fixed block (5)
End is installed with the first electric rotating machine (7), and the output shaft of first electric rotating machine (7) is fixedly connected with threaded rod (6), institute
State and two sliding shoes (8) are slidably fitted with the bottom inwall of mounting groove, the top of the sliding shoe (8) is installed with bracer
(9) screwed hole, is offered on the sliding shoe (8), the threaded rod (6) runs through sliding shoe (8), the support by screwed hole
The bottom of plate (3) is installed with the second electric rotating machine (10) being vertically arranged, the output shaft of second electric rotating machine (10)
Connecting plate (11) is fixedly connected with, the bottom of shown connecting plate (11) is fixedly connected with push-rod electric machine (12), the push-rod electric machine
(12) output shaft is fixedly connected with fixed mount (13), and the 3rd rotation is installed with the side inwall of the fixed mount (13)
Motor (14), the output shaft of the 3rd electric rotating machine (14) are fixedly connected with rotating bar (15), and the one of the rotating bar (15)
End and the inwall of fixed mount (13) are rotatablely connected, and the outside fixed cover of rotating bar (15) is provided with gear (16), the fixed mount
(13) two supporting rods (17) are provided with, the top of the supporting rod (17) has been respectively fixedly connected with the first rack (18) and second
Rack (19), first rack (18) is horizontally disposed with the second rack (19), and the first rack (18) is located at the second rack
(19) surface, first rack (18) are meshed with gear (16), and second rack (19) is mutually nibbled with gear (16)
Close, first rack (18) is slidably connected with both sides inwall of the second rack (19) with fixed mount (13).
A kind of 2. bearing testing device of service life length according to claim 1, it is characterised in that the fixed mount
(13) both sides offer horizontally disposed slip mouth (20), and first rack (18) and the both sides of the second rack (19) are equal
Horizontally disposed slider bar (21) is fixedly connected with, one end of the slider bar (21) extends to fixed mount by sliding mouth (20)
(13) outside, and slider bar (21) is slidably connected with sliding the inwall of mouth (20).
A kind of 3. bearing testing device of service life length according to claim 2, it is characterised in that the slider bar
(21) one end is fixedly connected with fixture block (22), and the fixture block (22) is cylindrical structure, and the diameter of fixture block (22) is more than cunning
Open one's mouth the width of (20).
A kind of 4. bearing testing device of service life length according to claim 1, it is characterised in that the supporting rod
(17) bottom is fixed to there is grip block (23), and two grip blocks (20) are in same level.
A kind of 5. bearing testing device of service life length according to claim 1, it is characterised in that the push-rod electric machine
(12) two are shared, and two push-rod electric machines (12) are to be vertically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710790173.1A CN107543723A (en) | 2017-09-05 | 2017-09-05 | A kind of bearing testing device of service life length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710790173.1A CN107543723A (en) | 2017-09-05 | 2017-09-05 | A kind of bearing testing device of service life length |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107543723A true CN107543723A (en) | 2018-01-05 |
Family
ID=60959396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710790173.1A Withdrawn CN107543723A (en) | 2017-09-05 | 2017-09-05 | A kind of bearing testing device of service life length |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107543723A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111256995A (en) * | 2020-02-12 | 2020-06-09 | 同济大学 | Evaluation device for damage degree of motor rolling bearing |
| CN111811789A (en) * | 2019-07-15 | 2020-10-23 | 苏州市新艺弹簧厂 | High-efficient test equipment of vertical spring |
| CN111855205A (en) * | 2020-08-03 | 2020-10-30 | 徐峰 | Bearing life test equipment |
| CN112833356A (en) * | 2021-01-21 | 2021-05-25 | 义乌峯珩贸易有限公司 | LED electronic candle lamp |
| CN114354189A (en) * | 2021-11-02 | 2022-04-15 | 湖南美蓓达科技股份有限公司 | High-precision miniature bearing life test device |
-
2017
- 2017-09-05 CN CN201710790173.1A patent/CN107543723A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111811789A (en) * | 2019-07-15 | 2020-10-23 | 苏州市新艺弹簧厂 | High-efficient test equipment of vertical spring |
| CN111256995A (en) * | 2020-02-12 | 2020-06-09 | 同济大学 | Evaluation device for damage degree of motor rolling bearing |
| CN111855205A (en) * | 2020-08-03 | 2020-10-30 | 徐峰 | Bearing life test equipment |
| CN112833356A (en) * | 2021-01-21 | 2021-05-25 | 义乌峯珩贸易有限公司 | LED electronic candle lamp |
| CN114354189A (en) * | 2021-11-02 | 2022-04-15 | 湖南美蓓达科技股份有限公司 | High-precision miniature bearing life test device |
| CN114354189B (en) * | 2021-11-02 | 2024-05-10 | 湖南美蓓达科技股份有限公司 | High-precision miniature bearing life test device |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180105 |