CN208705043U - A kind of aero-vehicle bearing radial loaded detection device - Google Patents
A kind of aero-vehicle bearing radial loaded detection device Download PDFInfo
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- CN208705043U CN208705043U CN201821286527.5U CN201821286527U CN208705043U CN 208705043 U CN208705043 U CN 208705043U CN 201821286527 U CN201821286527 U CN 201821286527U CN 208705043 U CN208705043 U CN 208705043U
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- bearing
- dynamometry
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- mandrel
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Abstract
The utility model discloses a kind of aero-vehicle bearing radial loaded detection devices, including connector sleeve, support frame, dynamometry item, band hook digital display spring balance and two sets of bearing apparatus, every set bearing apparatus includes mandrel, compression bar and test bearing, the inner ring of test bearing is sleeved on mandrel, compression bar is axially arranged on mandrel, it installs on the support frame at compression bar both ends, two sets of bearing apparatus are installed on the support frame one on the other, dynamometry one end is clipped between the outer ring of two test bearings, the dynamometry other end is connect with hook digital display spring balance, connection set upper side is connect with the pressure head for stretching press device, connector sleeve lower end set is inserted on the compression bar for being located relatively at top.The utility model combines adjustable stretching press device, two bearings can be once detected simultaneously in the case where bearing larger adjustable radial loading force, whether bearing working state is still good, while can also test out the maximum static friction torque after loading radial normal loading.
Description
Technical field
The utility model relates to field of bearings, in particular to a kind of aero-vehicle bearing radial loaded detection device.
Background technique
The bearing installed in certain airborne aircrafts will receive Radial resistant force during the work time, thus it requires bearing is being held
In the case where by larger radial loaded power, working condition is still good.Therefore it needs to detect to be mounted on aircraft middle (center) bearing diameter
It is flexible to whether being rotated after being loaded, while needing to test the maximum static friction torque after load standard radial load.
Summary of the invention
In order to solve the above-mentioned technical problem, the utility model provides the aircraft axis that a kind of structure is simple, detection accuracy is high
Hold radial loaded detection device.
The technical solution that the utility model solves the above problems is: a kind of aero-vehicle bearing radial loaded detection device, packet
Connector sleeve, support frame, dynamometry item, band hook digital display spring balance and two sets of bearing apparatus are included, every set bearing apparatus includes mandrel, pressure
The inner ring of bar and test bearing, the test bearing is sleeved on mandrel, and the compression bar is axially arranged on mandrel, compression bar both ends
On the support frame, two sets of bearing apparatus are installed on the support frame one on the other by two compression bars, and two sets of bearing apparatus for installation
Two test bearings be located in the same vertical plane, the seam passed through for dynamometry item is reserved between the outer ring of two test bearings
Gap, described dynamometry one end are clipped between the outer ring of two test bearings, and the dynamometry other end is equipped with pin, and the band links up with digital display
Spring scale is hooked on the pin of dynamometry item, and the upper end of the connector sleeve is connect with the pressure head for stretching press device, is connected
The lower end set of set is inserted on a compression bar for being located relatively at top in two compression bars.
Above-mentioned aero-vehicle bearing radial loaded detection device, mandrel outer ring side are equipped with annular retaining ring, mandrel outer ring
The other side is equipped with end cap, and the test bearing is between annular retaining ring and end cap.
Above-mentioned aero-vehicle bearing radial loaded detection device, between the test bearing and annular retaining ring, test bearing with
Rubber washer is equipped between end cap.
Above-mentioned aero-vehicle bearing radial loaded detection device, the direction of pull and dynamometry item of the band hook digital display spring balance
Length direction it is consistent.
Above-mentioned aero-vehicle bearing radial loaded detection device, support frame as described above bottom are equipped with and stretch press device workbench
The interface of installation.
The utility model has the beneficial effects that: the utility model can be in conjunction with adjustable stretching press device, it once can be same
When detect two bearings in the case where bearing larger adjustable radial loading force, bearing working state whether still well, simultaneously
The maximum static friction torque after loading radial normal loading can also be tested out, has the advantages that structure is simple, measurement accuracy is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model detection device.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the A-A cross-sectional view in Fig. 1.
Fig. 4 is the structural schematic diagram of connector sleeve in Fig. 1.
Fig. 5 is the structural schematic diagram of support frame in Fig. 1.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples.
As Figure 1-Figure 5, a kind of aero-vehicle bearing radial loaded detection device, including connector sleeve 1, support frame 2, dynamometry
Item 3, band hook digital display spring balance 4 and two sets of bearing apparatus, 2 bottom of support frame as described above are equipped with and stretch press device workbench 11
The interface of installation, every set bearing apparatus include mandrel 8, compression bar 9 and test bearing 5, and the inner ring of the test bearing 5 is sleeved on core
On axis 8, the 8 outer ring side of mandrel is equipped with annular retaining ring 7, and the 8 outer ring other side of mandrel is equipped with end cap 10, the test bearing 5
Between annular retaining ring 7 and end cap 10, between the test bearing 5 and annular retaining ring 7, between test bearing 5 and end cap 10
It is equipped with rubber washer 12；The compression bar 9 is axial to be arranged on mandrel 8, and 9 both ends of compression bar are mounted on support frame 2, two sets of bearings
Equipment is mounted on support frame 2 one on the other by two compression bars 9, and two test bearings 5 of two sets of bearing apparatus are located at together
In one perpendicular, the gap passed through for dynamometry item 3, described 3 one end of dynamometry item are reserved between the outer ring of two test bearings 5
It is clipped between the outer ring of two test bearings 5,3 other end of dynamometry item is equipped with pin 6, the hook of the band hook digital display spring balance 4
It is hooked on the pin 6 of dynamometry item 3, the direction of pull with hook digital display spring balance 4 is consistent with the length direction of dynamometry item 3.It is described
The upper end of connector sleeve 1 is connect with the pressure head 13 for stretching press device, and the lower end set of connector sleeve 1 is inserted in two compression bars 9 opposite position
In on a compression bar 9 of top.
The course of work of the utility model is as follows:
Entire detection device: being mounted on screw-nut and stretched on press device workbench 11 by step 1, and connector sleeve 1 is logical
Included bolt 14 is crossed to connect with the pressure head 13 for stretching press device；
Step 2: by the pin for hooking 3 end of dynamometry item with hook digital display spring balance 4, guarantee band hook digital display bullet
The direction of pull of spring scale 4 and the length direction of dynamometry item 3 are in same straight horizontal direction；
Step 3: starting stretches press device, and the pressure head 13 for stretching press device passes through connector sleeve 1 to two test bearings
The radial load that 5 loads are gradually increased, test bearing 5 bear the radial pressure being gradually increased, and apply when stretching press device
When pressure reaches a certain standard value of the needs of test bearing 5, application pressure at this time is kept, digital display spring balance 4 is linked up with by band
Dynamometry item 3 is pulled to rotate two test bearings 5, the maximum static friction force numerical value of test bearing 5 takes test bearing 5 to start turning
The half for the full-scale reading that preceding band hook digital display spring balance 4 is shown, the sum of 5 inner ring diameter of test bearing and race diameter remove
With the maximum static friction torque that the product after 2 with maximum static friction force numerical value is after test bearing 5 loads radial normal loading；
Step 4: continue to tune up the application pressure for stretching press device to 5 radial loaded of test bearing, when test bearing 5
When radial loaded is greater than some load value that test needs, continuing to push and pull dynamometry item 3 repeatedly rotates test bearing 51 minute, surveys
Examination bearing 5 rotates flexibly, stable working state completes test.
Claims (5)
1. a kind of aero-vehicle bearing radial loaded detection device, it is characterised in that: hung including connector sleeve, support frame, dynamometry item, band
Hook digital display spring balance and two sets of bearing apparatus, every set bearing apparatus include mandrel, compression bar and test bearing, the test bearing
Inner ring is sleeved on mandrel, and the compression bar is axially arranged on mandrel, and compression bar both ends are installed on the support frame, two sets of bearing apparatus
It is installed on the support frame one on the other by two compression bars, and two test bearings of two sets of bearing apparatus are positioned at same vertical flat
In face, the gap passed through for dynamometry item is reserved between the outer ring of two test bearings, described dynamometry one end is clipped in two surveys
Between the outer ring for trying bearing, the dynamometry other end is equipped with pin, and band hook digital display spring balance is hooked on dynamometry item
On pin, the upper end of the connector sleeve is connect with the pressure head for stretching press device, and the lower end set of connector sleeve is inserted in phase in two compression bars
To on a compression bar being located above.
2. aero-vehicle bearing radial loaded detection device according to claim 1, it is characterised in that: the mandrel outer ring one
Side is equipped with annular retaining ring, and the 5 mandrel outer ring other sides are equipped with end cap, and the test bearing is between annular retaining ring and end cap.
3. aero-vehicle bearing radial loaded detection device according to claim 2, it is characterised in that: the test bearing with
Rubber washer is equipped between annular retaining ring, between test bearing and end cap.
4. aero-vehicle bearing radial loaded detection device according to claim 3, it is characterised in that: the band links up with digital display
The direction of pull of spring scale is consistent with the length direction of dynamometry item.
5. aero-vehicle bearing radial loaded detection device according to claim 4, it is characterised in that: support frame as described above bottom
Equipped with the interface with stretching press device workbench installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821286527.5U CN208705043U (en) | 2018-08-10 | 2018-08-10 | A kind of aero-vehicle bearing radial loaded detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821286527.5U CN208705043U (en) | 2018-08-10 | 2018-08-10 | A kind of aero-vehicle bearing radial loaded detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208705043U true CN208705043U (en) | 2019-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821286527.5U Active CN208705043U (en) | 2018-08-10 | 2018-08-10 | A kind of aero-vehicle bearing radial loaded detection device |
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| CN (1) | CN208705043U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760314A (en) * | 2018-08-10 | 2018-11-06 | 江南工业集团有限公司 | A kind of aero-vehicle bearing radial loaded detection device and detection method |
-
2018
- 2018-08-10 CN CN201821286527.5U patent/CN208705043U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760314A (en) * | 2018-08-10 | 2018-11-06 | 江南工业集团有限公司 | A kind of aero-vehicle bearing radial loaded detection device and detection method |
| CN108760314B (en) * | 2018-08-10 | 2024-02-02 | 江南工业集团有限公司 | Device and method for detecting radial loading of aircraft bearing |
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