CN208653377U - Swivel bearing radial internal clearance detection device - Google Patents
Swivel bearing radial internal clearance detection device Download PDFInfo
- Publication number
- CN208653377U CN208653377U CN201821560341.4U CN201821560341U CN208653377U CN 208653377 U CN208653377 U CN 208653377U CN 201821560341 U CN201821560341 U CN 201821560341U CN 208653377 U CN208653377 U CN 208653377U
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- CN
- China
- Prior art keywords
- bearing
- mandrel
- outer ring
- internal clearance
- detection device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses Swivel bearing radial internal clearance detection devices, including detection case, horizontal direction is rotatably connected to mandrel A in the detection case, the free end the mandrel A is pierced by detection case tank wall, box outer wall above mandrel A is equipped with amesdial, bearing installation axle B is extended axially by positioned at the free end end face of mandrel A, the bearing installation axle B has been connected through a screw thread bearing inner race jacking block, outer ring pressing plate is connected on the bearing inner race jacking block, for measuring when compress bearing outer ring.
Description
Technical field
The utility model relates to fields of measurement, in particular to Swivel bearing radial internal clearance detection device.
Background technique
An important components one of of the bearing as machinery field, play the role of it is highly important, therefore to axis
The detection for holding radial internal clearance is the essential step for guaranteeing bearing and working normally, and most of to bearing end-play at present
Detection be usually that measurement accuracy is relatively low, structure is complicated.
Utility model content
The main purpose of the utility model is to provide Swivel bearing radial internal clearance detection devices, and device is relatively simple,
Measurement is convenient.
To achieve the above object, the technical solution that the utility model is taken are as follows:
Swivel bearing radial internal clearance detection device, including detection case, the detection case is interior to have core equipped with horizontal direction
The free end axis A, the mandrel A is pierced by detection case tank wall, and the box outer wall above mandrel A is equipped with amesdial, is located at mandrel A
Free end end face be extended axially by bearing installation axle B, the bearing installation axle B has been connected through a screw thread bearing inner race top
Block, be connected with outer ring pressing plate on the bearing inner race jacking block, for measuring when compress bearing outer ring.By by bearing to be measured
It is socketed on bearing installation axle B, then is held out against in bearing to be measured by the threaded connection of bearing inner race jacking block and bearing installation axle B
Circle, makes outer ring sagging using the gravity of outer ring itself, and superposed radial internal clearance is minimum, then by bearing inner race jacking block
The outer ring pressing plate of flexible connection compresses bearing outer ring to be measured from surface, reuses amesdial and surveys to compacted position progress compared with zero,
A180 ° of rotation mandrel after compared with zero measures amesdial reading at this time, as bearing radial gap.
Further, it is fixedly connected on the detection case tank wall and mandrel A support rod disposed in parallel, the amesdial
Gauge stand be fixedly connected on support rod, amesdial measuring head is arranged towards the axle center mandrel A.It is fixed and cabinet by the way that support rod is arranged
On outer wall, then the installation site by adjusting gauge stand and support rod guarantees that amesdial gauge head can be towards the axle center mandrel A surface
It is fixed.
Further, the mandrel A diameter be greater than bearing inner race diameter to be measured, the bearing installation axle B diameter be less than to
The diameter of bearing inner race is surveyed, mandrel A and the junction bearing installation axle B are equipped with connecting mandrel A axle body surface and bearing installation axle B axle
The chamfering on body surface.By the way that the chamfering of connecting mandrel A and bearing installation axle B is arranged, when measurement, is withstood by bearing inner race jacking block
When the inner ring of bearing to be measured, inner ring and chamfering circumferentially have binding face, bearing inner race center to be measured and the axle center mandrel A are concentric,
It is convenient and efficient, while being applicable in the different bearing of a variety of internal diameters and being detected.
Further, the bearing installation axle B axle body is equipped with external screw thread, and the bearing inner race jacking block is equipped with to be installed with bearing
The matched inner hole of axis B axle body.It is arranged in the inner hole of bearing inner race jacking block and it by being equipped with external screw thread in installation axle B axle body
The internal screw thread matched guarantees that bearing inner race jacking block can hold out against bearing inner race.
Further, the bearing inner race jacking block is located at jacking block outer wall and is radially provided with extension block, the extension block along mandrel A
Direction is extended along equipped with sliding slot, limit plate has been bolted at the top of sliding slot, the limit plate is solid towards sliding slot side
Surely it is connected with guide rod, the guide rod passes through its matched slide opening on the pressing plate of outer ring, between outer ring pressing plate and top plate
The spring in compressive state is socketed on guide rod.By the way that extension block is arranged on bearing inner race jacking block, and on extension block
Sliding slot, then the guide rod by the way that limit plate is arranged on the chute are set, then slide opening will be set on the pressing plate of outer ring, guide rod is passed through
Slide opening is flexibly connected outer ring pressing plate with bearing inner race jacking block jacking block, then by the guide rod between outer ring pressing plate and top plate
It is socketed with the spring in compressive state, guarantees that again outer ring pressing plate can compress bearing outer ring.
Further, the outer ring pressing plate and bearing contacts to be measured are in " Y " shape.The setting of " Y " shape contact portion
After bearing outer ring can be made to compress, measuring center point is easier to find, measurement point is below the middle position of " Y " shape contact portion
Bearing outer ring.
Further, the outer ring pressing plate positioned at slide opening two sides is equipped with position limiting slide block, and the position limiting slide block is equipped with and prolongs
Stretch the groove of block thickness matching.Position limiting slide block is set on the pressing plate of slide opening two sides, setting and extension block are thick on position limiting slide block
Spending matched groove makes in the insertion groove of extension block, bearing plate can be made linearly to slide in sliding slot, compression axis
It is not susceptible to deviate when bearing outer-ring.
Further, the axis body that the mandrel A is located in detection case is socketed with bearing A, gear A, bearing B, the bearing
A, bearing B is respectively fixedly connected in the mounting groove of detection case two sides, is located in detection case and is equipped with and mandrel A mandrel disposed in parallel
B, the mandrel B axle body are socketed with bearing C, gear B, bearings D, and the gear A, gear B size are identical, engagement passes between the two
Dynamic, the free end the mandrel B is pierced by detection case, is located at the free end mandrel A the same side, and the free end the mandrel B is fixedly connected with
Knob.By being arranged parallel to the mandrel B of mandrel A, then the same size by being set on mandrel A and mandrel B gear A with
Gear B intermeshing transmission, thus realize the rotational angle that mandrel A can be controlled by the knob on rotary core shaft B, so that
It operates more convenient.
Further, the cabinet at the knob is equipped with 360 ° of evenly divided disks.By the way that 360 ° of dials are arranged, thus
It is easier to the angle of bearing rotation clearly to be measured.
Compared with prior art, the utility model has the following beneficial effects:
The utility model structure is simply easily achieved, and measured value is more accurate, is passed through again by simple clamping and is determined thousand points
The dead-center position of table, then 180 ° of swivel bearing read the radial trip that the reading of amesdial its absolute value is bearing at this again
Gap.
Detailed description of the invention
Fig. 1 is the utility model entirety side schematic cross-sectional view.
Fig. 2 is bearing inner race ejecting block schematic diagram.
Fig. 3 is outer ring pressure plate structure schematic diagram.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Fig. 1 ~ 3, Swivel bearing radial internal clearance detection device, including detection case 1 is horizontal in the detection case 1
Direction is rotatably connected to mandrel A2, and the free end the mandrel A2 is pierced by 1 tank wall of detection case, and the mandrel A2 is located in detection case 1
Axis body be socketed with bearing A21, gear A 22, bearing B23, the bearing A21, bearing B23 are respectively fixedly connected in detection case 1
The mounting groove of two sides is located at interior be equipped with of detection case 1 and is socketed with axis with mandrel A2 mandrel B8 disposed in parallel, the mandrel B8 axis body
Hold C81, gear B 82, bearings D 83, the gear A 22, gear B 82, between engaged transmission, the free end the mandrel B8 is pierced by inspection
Measuring tank 1 is located at the free end mandrel A2 the same side, and the free end the mandrel B8 is fixedly connected with knob 9.Case at the knob 9
Body is equipped with 360 ° of evenly divided disks.Box outer wall above mandrel A2 is equipped with amesdial 5, on 1 tank wall of detection case
It is fixedly connected with and is fixedly connected on support rod 6, amesdial with mandrel A2 support rod 6 disposed in parallel, the gauge stand of the amesdial 5
5 measuring heads are arranged towards the axle center mandrel A2.It is extended axially by bearing installation axle B3 positioned at the free end end face of mandrel A2, it is described
Mandrel A2 diameter is greater than bearing inner race diameter to be measured, and the bearing installation axle B3 diameter is less than the diameter of bearing inner race to be measured, core
Axis A2 and the junction bearing installation axle B3 are equipped with the chamfering on connecting mandrel A2 axle body surface and bearing installation axle B3 axle body surface.Institute
Chamfering is stated less than 60 °, preferably 35 °.The bearing installation axle B3 axle body be equipped with external screw thread, the bearing inner race jacking block 10 be equipped with
The matched inner hole of bearing installation axle B3 axle body, the bearing installation axle B3 are connected through a screw thread bearing inner race jacking block 10, the axis
Hold and be connected with outer ring pressing plate 4 on inner ring jacking block 10, for measuring when compress bearing outer ring, the flexible connection refers to the axis
It holds inner ring jacking block 10 and is located at jacking block outer wall and be radially provided with extension block 7 along mandrel A2, the extension block 7, which extends along direction and is equipped with, to be slided
Slot 71, has been bolted limit plate 72 at the top of sliding slot 71, and the limit plate 72 is fixedly connected with towards 71 side of sliding slot
Guide rod 73, the guide rod 73 passes through its matched slide opening 41 on outer ring pressing plate 4, between outer ring pressing plate 4 and top plate
The spring 74 in compressive state is socketed on guide rod 73.The outer ring pressing plate 4 is with bearing contacts to be measured in " Y "
Shape.Outer ring pressing plate 4 positioned at 41 two sides of slide opening is equipped with position limiting slide block 42, and the position limiting slide block 42 is equipped with and 7 thickness of extension block
The groove 43 matched.
Still as shown in Fig. 1 ~ 3, bearing to be measured is socketed on bearing installation axle B3 first by when use, uses bearing inner race jacking block
10 be threadedly coupled with bearing installation axle B3 after hold out against bearing inner race to be measured, along the chute 71 push outer ring pressing plate 4 so that outer ring pressing plate
4 portion compresses of falling Y-shaped bearing outer rings, rotation knob rotate mandrel A into 5 gauge head of amesdial head alignment Y-shaped part
Between on bearing outer ring below position, 5 gauge head of amesdial is returned to zero, rotation knob 9 makes 180 ° of bearing rotary to be measured, records this
When amesdial 5 reading be bearing clearance size, then repeat the detection that above-mentioned detection process carries out multiple different location.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (9)
1. Swivel bearing radial internal clearance detection device, it is characterised in that: including detection case (1), be equipped in the detection case (1)
The mandrel A(2 of horizontal direction), the mandrel A(2) free end is pierced by detection case (1) tank wall, be located at mandrel A(2) above case outside
Wall is equipped with amesdial (5), and amesdial (5) measuring head is arranged towards the axle center mandrel A(2), positioned at the free end end of mandrel A(2)
Face is extended axially by bearing installation axle B(3), the bearing installation axle B(3) it has been connected through a screw thread bearing inner race jacking block
(10), be connected with outer ring pressing plate (4) on the bearing inner race jacking block (10), for measuring when compress bearing outer ring.
2. Swivel bearing radial internal clearance detection device according to claim 1, it is characterised in that: the detection case (1)
It is fixedly connected on tank wall and mandrel A(2) support rod disposed in parallel (6), the adjustable fixation of gauge stand of the amesdial (5)
It is connected to support rod (6).
3. Swivel bearing radial internal clearance detection device according to claim 1, it is characterised in that: the mandrel A(2) it is straight
Diameter is greater than bearing inner race diameter to be measured, the bearing installation axle B(3) diameter of the diameter less than bearing inner race to be measured, mandrel A(2)
Connecting mandrel A(2 is equipped with the junction 73 bearing installation axle B(3)) axle body surface and bearing installation axle B(3) axle body surface falls
Angle.
4. Swivel bearing radial internal clearance detection device according to claim 1, it is characterised in that: the bearing installation axle
B(3) axle body is equipped with external screw thread, and the bearing inner race jacking block (10) is equipped with and the matched inner hole of bearing installation axle B(3) axle body.
5. Swivel bearing radial internal clearance detection device according to claim 1 or 4, it is characterised in that: in the bearing
Circle jacking block (10) is located at jacking block outer wall and is radially provided with extension block (7) along mandrel A(2), and the extension block (7) extends along direction and sets
There are sliding slot (71), is located at the top of sliding slot (71) and has been bolted limit plate (72), the limit plate (72) is towards sliding slot
(71) side is fixedly connected with guide rod (73), and the guide rod (73) passes through its matched slide opening (41) on outer ring pressing plate (4), position
The spring (74) in compressive state is socketed on guide rod (73) between outer ring pressing plate (4) and top plate.
6. Swivel bearing radial internal clearance detection device according to claim 5, it is characterised in that: the outer ring pressing plate
(4) with bearing contacts to be measured in " Y " shape.
7. Swivel bearing radial internal clearance detection device according to claim 5, it is characterised in that: be located at slide opening (41) two
The outer ring pressing plate (4) of side is equipped with position limiting slide block (42), and the position limiting slide block (42) is equipped with the groove with extension block (7) thickness matching
(43).
8. Swivel bearing radial internal clearance detection device according to claim 1, it is characterised in that: the mandrel A(2) position
Be socketed with bearing A(21 in the axis body in detection case (1)), gear A (22), bearing B(23), the bearing A(21), bearing B
(23) it is respectively fixedly connected in the mounting groove of detection case (1) two sides, is located at detection case (1) interior be equipped with and is arranged in parallel with mandrel A(2)
Mandrel B(8), the mandrel B(8) axis body is socketed with bearing C(81), gear B (82), bearings D (83), the gear A (22),
Gear B (82) size is identical, engaged transmission between the two, the mandrel B(8) free end is pierced by detection case (1), is located at mandrel A
(2) free end the same side, the mandrel B(8) free end is fixedly connected with knob (9).
9. Swivel bearing radial internal clearance detection device according to claim 8, it is characterised in that: at the knob (9)
Cabinet be equipped with 360 ° of evenly divided disks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821560341.4U CN208653377U (en) | 2018-09-25 | 2018-09-25 | Swivel bearing radial internal clearance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821560341.4U CN208653377U (en) | 2018-09-25 | 2018-09-25 | Swivel bearing radial internal clearance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208653377U true CN208653377U (en) | 2019-03-26 |
Family
ID=65774689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821560341.4U Expired - Fee Related CN208653377U (en) | 2018-09-25 | 2018-09-25 | Swivel bearing radial internal clearance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208653377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986809A (en) * | 2019-12-23 | 2020-04-10 | 中车株洲电机有限公司 | Method and device for measuring radial clearance of motor bearing assembly |
-
2018
- 2018-09-25 CN CN201821560341.4U patent/CN208653377U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110986809A (en) * | 2019-12-23 | 2020-04-10 | 中车株洲电机有限公司 | Method and device for measuring radial clearance of motor bearing assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 Termination date: 20190925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |