CN209706719U - A kind of miniature bearing measuring device - Google Patents
A kind of miniature bearing measuring device Download PDFInfo
- Publication number
- CN209706719U CN209706719U CN201920784049.9U CN201920784049U CN209706719U CN 209706719 U CN209706719 U CN 209706719U CN 201920784049 U CN201920784049 U CN 201920784049U CN 209706719 U CN209706719 U CN 209706719U
- Authority
- CN
- China
- Prior art keywords
- sliding sleeve
- mandril
- driving lever
- pedestal
- miniature bearing
- Prior art date
- 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.)
- Active
Links
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
- Support Of The Bearing (AREA)
Abstract
The utility model discloses a kind of miniature bearing measuring devices, it includes amesdial, clamping position component, measurement power input part, pedestal, the amesdial is equipped with shell and measuring rod, the measuring rod is stretched out in surface of shell, the clamping position component includes sliding sleeve, squeezes spring, block, support base, and the measurement power input part includes power input driving lever, mandril, reset spring.Miniature bearing measuring device realizes the purpose that end-play is measured in production operation by the production that shirtsleeve operation mode is miniature bearing, so that optimized production process, improves product quality.
Description
Technical field
The utility model relates to a kind of miniature bearing measuring devices.
Background technique
The precision bearing that lathe and other high-precision applications need possesses brilliant performance, including extensive speed ability,
Maintain that high running accuracy, high system rigidity, to generate low in calories, low noise, vibration level low.Maintain the knot of these performances of precision bearing
Structure basis is high-precision part and steady packaging technology.Belong to this applied to the miniature bearing in mobile phone, wrist-watch, instrument
Class precision bearing, but compared to traditional precision bearing, miniature bearing is extremely small with obviously volume characteristic, that is, volume,
Diameter it is small up to 8 millimeters, internal diameter it is small up to 1 millimeter.
One important parameter of miniature bearing is the relative translation on the centerline direction of axis hole again between outer ring and inner ring
Distance i.e. end-play.The use environment of miniature bearing is in limited space, so any useless structure interval exists
Drawback must be brought for its use, and as the limited space of use environment is smaller, requirement to structure interval is stringenter.
The special use environment of miniature bearing is smaller compared to the use environment of common precision bearing, also requires the axis of miniature bearing
It is very small to clearance.The prior art is due to lacking the necessary tool of production for playing the role of detection, so that the axial direction of miniature bearing
The detection of clearance as the indoor sampling observation project of experiment rather than the ring in production stage.End-play is measured in laboratory to adopt
With double-row bearing automatic axial clearance measurement instrument, it is clear that such instrument can not continuously be held in production operation convenient for worker
It uses.So being limited by the factor of the tool of production in the prior art and can not be carried out in production operation to each miniature bearing
End-play.
Summary of the invention
How the technical problems to be solved in the utility model realizes the end-play that miniature bearing is measured in production operation,
Thus a kind of miniature bearing measuring device is obtained.
In order to solve the above technical problems, the utility model adopts the following technical solution: the miniature bearing measuring device includes
Amesdial, clamping position component, measurement power input part, pedestal, the amesdial are equipped with shell and measuring rod, the measurement
Bar is stretched out in surface of shell, and the clamping position component includes sliding sleeve, squeezes spring, block, support base, and the sliding sleeve is tubulose
Structure, the sliding sleeve are equipped with defining flange, and the block is mounted on the upper of sliding sleeve and is located at the outside of sliding sleeve, on the pedestal
Equipped with through-hole, the sliding sleeve passes through through-hole and is movably arranged on pedestal, and the diameter of the flange is greater than the diameter of through-hole, described to squeeze
Pressing spring covers outside sliding sleeve, and described one end for squeezing spring is connect with pedestal, and the other end for squeezing spring and block connect
It connects, the amesdial is mounted on one end of sliding sleeve, and the measuring rod is located in sliding sleeve, and one end of the measuring rod is protruded in sliding sleeve
The other end, the support base is fixed on the base and on the extending direction of the center line that is located at sliding sleeve, and the measurement power is defeated
Entering component includes power input driving lever, mandril, reset spring, and the power input driving lever is movably arranged on support in a swing fashion
On seat, the support base is equipped with through-hole, and one end of the mandril is equipped with flange, and the reseting spring sleeve is outside mandril, institute
The one end for stating reset spring is connect with flange, the other end of the reset spring is connect with support base, and the power inputs driving lever
One end and one end of mandril connect, the center line of the measuring rod is overlapped with the center line of mandril.
The mini measurement mechanism is desktop tool, it is only necessary to miniature bearing is placed between sliding sleeve and support base, passed through
Then the outer ring of fixed miniature bearing passes through to fix miniature bearing and inputs driving lever driving inner ring movement, so that inner ring pushes survey
Gauge rod does micro translational motion, so obtains the numerical value of end-play.Entire measurement process only needs two steps, and first step clamping is fixed
Power needed for position miniature bearing, second step input measurement, reversely pushes sliding sleeve that can take away from support base after measurement
Miniature bearing；Thus miniature bearing measuring device is easy to operate, can be in production operation for measuring the axial direction of miniature bearing
Clearance.
For the ease of driving sleeve movement, clamping position component further includes unloading assembly, and the unloading assembly includes support
Bar, unloading driving lever, the support rod is fixed, and the unloading driving lever is movably arranged on support rod in a swing fashion on the base,
One end of the unloading driving lever is connect with block and the side that block can be driven to squeeze spring towards compression moves upwards.
Executive item of the mandril as unique measurement power part on miniature bearing guarantees that its linear motion is to improve to survey
An important factor for accuracy of measurement, for this purpose, one end of mandril structure hemispherical, mandril end hemispherical and input driving lever
Connection.Such devise can be mandril and have active force in the same direction always on its linear movement direction.
The utility model is by adopting the above technical scheme: miniature bearing measuring device is Minisize axial by shirtsleeve operation mode
The production held realizes the purpose that end-play is measured in production operation, so that optimized production process, improves product quality.
Detailed description of the invention
The utility model is further described in detail with reference to the accompanying drawings and detailed description.
Fig. 1 uses schematic diagram for a kind of miniature bearing measuring device of the utility model；
Fig. 2 is partial enlarged view of the Fig. 1 at A.
Specific embodiment
As described in Fig. 1,2, miniature bearing measuring device includes amesdial 1, clamping position component, measurement power input unit
Part, pedestal 3.
Main body supporting structure of the pedestal 3 as whole device, amesdial 1, clamping position component, measurement power input part
It is all mounted on pedestal 3.Amesdial 1 is the rotary motion that general straight-line displacement is converted into pointer by gear or lever,
Then the longimetry part read on dial.The amesdial 1 is equipped with shell and measuring rod 2, and measuring rod 2 stretches out
Surface of shell.
Clamping position component includes sliding sleeve 4, slip ring 5, positioning sleeve 6, squeezes spring 7, block 8, support base 9, unloading assembly.
Pedestal 3 is equipped with through-hole, and the center line of the through-hole i.e. vertical direction parallel with gravity direction, it is for accommodating sliding sleeve 4.It is sliding
Set 4 is tubular structure, is internally provided with through cavity that is whole and only above extending at the center line.One end of sliding sleeve 4 be equipped with to
The flange of outer protrusion, the diameter of flange are greater than the diameter of the through-hole on pedestal 3.Slip ring 5 is mounted in the through-hole of pedestal 3, slip ring 5
Any surface finish, its role is to lubricate, reduce friction.Sliding sleeve 4 is inserted into the through-hole of pedestal 3 by one end and passes through through-hole, simultaneously
Sliding sleeve 4 also passes through slip ring 5.Since the flange of sliding sleeve 4 is in the vertical direction by the supporting role from pedestal 3, so that sliding sleeve 4
It will not be fallen from pedestal 3.Sliding sleeve 4 is closely connect with slip ring 5, but can mutually be slided between the two, also just promotes sliding sleeve 4 can
With the sliding motion along vertical direction on pedestal 3.After sliding sleeve 4 passes through the through-hole of pedestal 3, squeezes spring 7 and be mounted on sliding sleeve 4
On, then in the external installation upper stopper 8 of sliding sleeve 4, the other end of sliding sleeve 4 is partial in the position of block 8.Squeeze one end of spring 7
It is connect with pedestal 3, the other end for squeezing spring 7 is connect with block 8.It squeezes spring 7 and is in compressive state always, under natural conditions
The flange of sliding sleeve 4 is tightly pressed against on pedestal 3.Positioning sleeve 6 is also tubular structure, and one end is equipped with flange, and positioning sleeve 6 is in its center
Section on line direction is T-shaped.The diameter that positioning sleeve 6 is equipped with the end of flange is less than the diameter of sliding sleeve 4, and positioning sleeve 6 is mounted on
The center line of the other end of sliding sleeve 4, positioning sleeve 6 is overlapped with the center line of sliding sleeve 4, the middle cavity of positioning sleeve 6 and the sky of sliding sleeve 4
Chamber connection.Amesdial 1 is mounted on one end of sliding sleeve 4, and measuring rod 2 protrudes into sliding sleeve 4.Amesdial 1 is fixedly connected with sliding sleeve 4,
Measuring rod 2 passes through positioning sleeve 6 and is slidably connected with positioning sleeve 6, the other end of one end protrusion of measuring rod 2 in sliding sleeve 4, sliding sleeve 4
The end surfaces be plane.
Unloading assembly includes support rod 10, unloading driving lever 11.Support rod 10 is fixed on pedestal 3, unloads driving lever 11 to put
Flowing mode is movably arranged on support rod 10；One end of unloading driving lever 11 connect with block 8 and block 8 can be driven to squeeze towards compression
The side of spring 7 moves upwards.The other end of unloading driving lever 11 is pulled, one end of unloading driving lever 11 just will push block 8, so that sliding
Set 4 moves on pedestal 3, and compression squeezes spring 7 and further compressed after movement；When unloading driving lever 11 not by external force, squeeze
A part is unfolded in spring 7, squeezes spring 7 and pushes sliding sleeve 4, until the flange of sliding sleeve 4 is tightly pressed against on pedestal 3.
Support base 9 is fixed on pedestal 3 and is located on the extending direction of center line of sliding sleeve 4.Measure power input part
Driving lever 12, mandril 13, reset spring 14 are inputted including power.Power input driving lever 12 is movably arranged on support base in a swing fashion
On 9, support base 9 is equipped with through-hole, which is T-shaped structure, i.e., one section of diameter is less than another section of diameter.The one of mandril 13
End is equipped with flange, and the diameter of the flange of mandril 13 is greater than lesser one section of the diameter of diameter of the through-hole on support base 9 but is less than
The diameter of one be relatively large in diameter section of through-hole on support base 9.Mandril 13 is equipped with the end structure hemispherical of flange, mandril 13
It is mounted in the through-hole on support base 9.14 sets of reset spring outside mandril 13, one end of reset spring 14 is connect with flange,
In one be relatively large in diameter section for the through-hole that the other end of reset spring 14 is extend on support base 9, make reset spring 14 and branch
Seat 9 is supportted to connect.Power input driving lever 12 one end connect with end hemispherical of mandril 13, the center line of measuring rod 2 and
The center line of mandril 13 is overlapped and mandril 13 is towards measuring rod 2.Mandril 13 does straight line in the vertical direction on support base 9
It moves back and forth.Under original state, mandril 13 is being self-possessed under the collective effect with reset spring 14 in lower position, and mandril
13 connect with power input driving lever 12 always.
In use, pulling unloading driving lever 11, it is lifted sliding sleeve 4, increases the distance between sliding sleeve 4 and support base 9.Then, will
Miniature bearing is placed on support base 9, unloading driving lever 11 is unclamped, so that sliding sleeve 4 is tightly on bearing.At this point, only positioning sleeve 6 is tight
Tightly on the outer ring of miniature bearing, between measuring rod 2 and mandril 13, measuring rod 2 connects the inner ring of miniature bearing with inner ring,
Mandril 13 is separated with inner ring.Then, input driving lever is pulled, driving mandril 13 is moved to inner ring position, until inner ring is pushed,
And then inner ring generates the movement that can then drive measuring rod 2 to do same amount of movement in its axial direction, finally display should on amesdial 1
End-play.
Claims (3)
1. a kind of miniature bearing measuring device, it is characterised in that: the miniature bearing measuring device includes amesdial (1), clamps and determine
Position component, measurement power input part, pedestal (3), the amesdial (1) are equipped with shell and measuring rod (2), the measuring rod
(2) it stretching out in surface of shell, the clamping position component includes sliding sleeve (4), squeezes spring (7), block (8), support base (9),
The sliding sleeve (4) is tubular structure, and the sliding sleeve (4) is equipped with defining flange, and the block (8) is mounted on the upper of sliding sleeve (4)
And it is located at the outside of sliding sleeve (4), the pedestal (3) is equipped with through-hole, and the sliding sleeve (4) passes through through-hole and is movably arranged on pedestal
(3) on, the diameter of the flange is greater than the diameter of through-hole, and the extruding spring (7) covers, the extruding bullet external in sliding sleeve (4)
One end of spring (7) is connect with pedestal (3), and the other end for squeezing spring (7) is connect with block (8), amesdial (1) peace
Mounted in one end of sliding sleeve (4), the measuring rod (2) is located in sliding sleeve (4), and one end of the measuring rod (2) is protruded in sliding sleeve (4)
The other end, the support base (9) is fixed on pedestal (3) and is located on the extending direction of the center line of sliding sleeve (4), the survey
Amount power input part includes power input driving lever (12), mandril (13), reset spring (14), and the power inputs driving lever (12)
It is movably arranged on support base (9) in a swing fashion, the support base (9) is equipped with through-hole, and one end of the mandril (13) is set
There is flange, the reset spring (14) covers in mandril (13) outside, and one end of the reset spring (14) connect with flange, is described
The other end of reset spring (14) is connect with support base (9), and the one of one end of power input driving lever (12) and mandril (13)
End connection, the center line of the measuring rod (2) are overlapped with the center line of mandril (13).
2. miniature bearing measuring device according to claim 1, it is characterised in that: clamping position component further includes unloading group
Part, the unloading assembly include support rod (10), unloading driving lever (11), and the support rod (10) is fixed on pedestal (3), described
Unloading driving lever (11) is movably arranged in a swing fashion on support rod (10), one end and block (8) of unloading driving lever (11)
It connects and the side that block (8) can be driven to squeeze spring (7) towards compression moves upwards.
3. miniature bearing measuring device according to claim 1, it is characterised in that: one end of the mandril (13) is hemispherical
Structure, the mandril (13) end hemispherical are connect with input driving lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920784049.9U CN209706719U (en) | 2019-05-28 | 2019-05-28 | A kind of miniature bearing measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920784049.9U CN209706719U (en) | 2019-05-28 | 2019-05-28 | A kind of miniature bearing measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209706719U true CN209706719U (en) | 2019-11-29 |
Family
ID=68650046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920784049.9U Active CN209706719U (en) | 2019-05-28 | 2019-05-28 | A kind of miniature bearing measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209706719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111337115A (en) * | 2020-03-26 | 2020-06-26 | 大唐湘潭发电有限责任公司 | Turbine rotor shimmy measuring device and measuring method |
-
2019
- 2019-05-28 CN CN201920784049.9U patent/CN209706719U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111337115A (en) * | 2020-03-26 | 2020-06-26 | 大唐湘潭发电有限责任公司 | Turbine rotor shimmy measuring device and measuring method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203025327U (en) | Testing device for linear stepping motor | |
| CN209706719U (en) | A kind of miniature bearing measuring device | |
| CN205748914U (en) | Bearing rotary torsional moment test device | |
| CN109764785A (en) | Smart hole diameter detecting instrument and its detection method | |
| CN106840590B (en) | A kind of five component dynamic pitching balance of miniaturized large-load integral type | |
| CN103983526A (en) | Cross-scale micro-nano-scale in-situ shearing mechanical performance testing platform | |
| CN205981042U (en) | Measurement device for thin wall major diameter bearing radial play | |
| CN204461917U (en) | Film fatigue strength test instrument | |
| CN110174087A (en) | Nuclear reaction column installation measurement assembly and measurement method | |
| CN207423680U (en) | Tension and compression force loading device | |
| CN201072331Y (en) | Improved structure of testing apparatus for linearity and conicity of bearing sleeve exterior diameter | |
| CN109900547A (en) | A kind of horizontal press | |
| CN201093977Y (en) | Simple measuring apparatus of assembling angular contact ball bearing projection | |
| CN105651527A (en) | Portable rigidity test bench | |
| CN105136037A (en) | Measurement device for measuring end face run-out of passive gear | |
| CN106645426A (en) | Limiting and constant pressure-maintaining device for optical fiber type attenuated total reflection probe | |
| CN208953177U (en) | A kind of detection device of linear motor pushing force | |
| CN205002738U (en) | Driven gear lateral runout measuring device | |
| CN111473902A (en) | Electromagnetic clutch joint pressure testing tool and testing method | |
| CN113125151A (en) | Precision lead screw comprehensive performance testing device | |
| CN107806987B (en) | A kind of spring test device | |
| CN201667147U (en) | Experimental apparatus for quick lap joint of four-bar mechanisms | |
| CN210616527U (en) | Tensile force adjusting device and robot | |
| CN205388522U (en) | But measuring force device of continous transform application of force size | |
| CN210136011U (en) | Multi-directional pressure measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |