CN107990810A - A kind of highly sophisticated device device for measuring axial clearance and method - Google Patents
A kind of highly sophisticated device device for measuring axial clearance and method Download PDFInfo
- Publication number
- CN107990810A CN107990810A CN201711039119.XA CN201711039119A CN107990810A CN 107990810 A CN107990810 A CN 107990810A CN 201711039119 A CN201711039119 A CN 201711039119A CN 107990810 A CN107990810 A CN 107990810A
- Authority
- CN
- China
- Prior art keywords
- thrust
- precision instrument
- measurement
- slide
- measurement axis
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
- G01B5/146—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures measuring play on bearings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of highly sophisticated device device for measuring axial clearance and method, belong to end-play field of measuring technique, which includes：Measuring cylinder, amesdial and thrust assemblies；Two thrust assemblies are separately mounted to the axial two opposite sides of precision instrument measurement axis to be measured, and contradict both ends of the surface in the measurement axis of precision instrument by measuring cylinder respectively, apply thrust respectively to the both ends of the surface of the measurement axis；Two amesdials are located at the homonymy of precision instrument, and the contact of an amesdial is in contact with the measurement axial end of precision instrument, and the contact of another amesdial is in contact with the fixing piece end face on precision instrument frame；Can solve the problems, such as thrust meter in measurement process force direction cannot be guaranteed with measurement axis it is vertical；Solve frame during applying active force to axis in measurement to move, the problem of causing measured value to be not allowed；The problem of human hand is easily shaken when solving manually to apply active force, and force is inaccurate.
Description
Technical field
The invention belongs to end-play field of measuring technique, and in particular to a kind of highly sophisticated device is measured with end-play and filled
Put and method.
Background technology
End-play is to mechanical rotation flexibility, smoothness of operation, dynamic property, running accuracy, axis in precision equipment
Hold service life and bearing capacity all has a significant impact, the working gap in end-play is the important technology for influencing properties of product
One of parameter.
Precision equipment method for measuring axial clearance uses amesdial and thrust meter measurement at present, is touched using amesdial contact
The end face of precision equipment axis, manually applies quantitative effect power in axis both sides respectively with pull and push dynamometer, observes amesdial reading twice
Difference measures end-play.But the force direction of active force cannot be guaranteed vertical with measurement axis in measurement process, easily cause measurement
Value is inaccurate；Frame movement is easily caused during applying active force to axis in measurement, axis opposing frame is moved, causes measured value
It is inaccurate；Human hand is easily shaken when manually applying active force, and force is not allowed to cause measured value to be not allowed；When reading measured value, it is necessary to keep
Active force is constant, one reads the inconvenience of amesdial reading operation while applying active force.
The content of the invention
In view of this, the object of the present invention is to provide a kind of highly sophisticated device device for measuring axial clearance and method, energy
Enough solve the problems, such as thrust meter in measurement process force direction cannot be guaranteed with measurement axis it is vertical；It can solve in measurement to axis
The problem of frame moves, causes measured value to be not allowed during application active force；Human hand when can solve manually to apply active force
The problem of easily shake, force is inaccurate；It can solve to read the inconvenience of amesdial reading operation while one man operation applies axial force
The problem of.
The present invention is achieved through the following technical solutions：
A kind of highly sophisticated device device for measuring axial clearance, component to be measured are the measurement axis in precision instrument, are wrapped
Include：Measuring cylinder, amesdial and thrust assemblies；
Integrated connection relation is as follows：Two thrust assemblies are separately mounted to axial the two of precision instrument measurement axis to be measured
Opposite side, and both ends of the surface in the measurement axis of precision instrument are contradicted by measuring cylinder respectively, to the both ends of the surface point of the measurement axis
Thrust is not applied；Two amesdials are located at the homonymy of precision instrument, the contact of amesdial and the measurement shaft end of precision instrument
Face is in contact, and the contact of another amesdial is in contact with the fixing piece end face on precision instrument frame.
Further, bottom plate is further included, the amesdial and thrust assemblies are installed on bottom plate.
Further, the thrust assemblies include：Slide plate, support plate, screw rod, riser, slide cartridge, slide bar, spring, thrust meter and
Supporting plate；
The both ends of support plate are fixed on bottom plate by two risers respectively, and the axial direction of slide cartridge is axially in parallel with measurement axis,
Its one end is installed on the middle part of support plate, and the other end coordinates with screw flight, and slide bar is vertically arranged, its bottom is located at the center of slide cartridge
In hole, slide bar can be along the axial movement of slide cartridge, it is located at the side of slide cartridge centre bore inside points and screw rod is inconsistent, another
Side and the spring in slide cartridge are inconsistent；Supporting plate is fixed with the top of slide bar, slide plate is installed on supporting plate；Thrust meter is fixed
On slide plate；And the measurement head of thrust meter acts on the measurement axial end of precision instrument to apply axial thrust by measuring cylinder.
Further, handle is installed on the screw rod.
Further, the slide plate can be set on supporting plate along the axial movement of measurement axis when slide plate is moved to along supporting plate
When positioning is put, slide plate is locked on supporting plate by screw.
Further, vertical straight slot vertically is machined with the riser；Support plate can be on riser it is vertical
Moved up and down in straight slot, to adjust the height of thrust assemblies.
Further, horizontal straight slot in the horizontal direction is machined with the support plate；Support plate passes through the level which is provided with
Straight slot is moved left and right to adjust the orientation in the horizontal direction of thrust assemblies.
A kind of highly sophisticated device method for measuring axial clearance, step are as follows：
The first step, the measurement axis of the thrust assemblies of precision instrument side to precision instrument applies thrust, when the thrust reaches
During setting value, the thrust assemblies of the side remain stationary as；
Two amesdials are adjusted to zero-bit by second step respectively；
3rd step, after the thrust that thrust assemblies in the first step apply the measurement axis is cancelled, precision instrument opposite side
Thrust assemblies deboost is applied to the measurement axis, when the deboost reaches setting value, the thrust assemblies of the side are protected
Hold motionless；
4th step, reads the reading of two amesdials, and the difference of the reading of two amesdials is the end-play of precision instrument
Value.
Beneficial effect：(1) present invention applies thrust respectively using measurement axis both ends of two sets of thrust assemblies to precision instrument,
So that the force direction of thrust meter is axial along measurement axis all the time in measurement process, the thrust of application is accurate controllable and is protected with thrust
Function is held, solves when manually applying active force the problem of human hand is easily shaken, and force is inaccurate.
(2) present invention is detected using two amesdials, and axial play can be drawn by the difference of two amesdial readings
Gap precise measurements；Influence of the frame movement to measured value, and convenient reading are overcome using two amesdial measurements in measurement,
One man operation is easy to use, high certainty of measurement, reliable and stable.
Brief description of the drawings
Fig. 1 is the structure composition schematic diagram of the present invention.
Fig. 2 is the structure diagram of the thrust assemblies of the present invention.
Wherein, 1- measuring cylinders, 2- amesdials, 3- slide plates, 4- support plates, 5- screw rods, 6- risers, 7- handles, 8- nutplates, 9-
Precision instrument, 10- bottom plates, 11- adjusting screws, 12- slide cartridges, 13- slide bars, 14- springs, 15- clamps, 16- thrust meters, 17- supports
Plate.
Embodiment
The present invention will now be described in detail with reference to the accompanying drawings and examples.
A kind of highly sophisticated device device for measuring axial clearance is present embodiments provided, referring to attached drawing 1, including：Measuring cylinder
1st, amesdial 2, thrust assemblies and bottom plate 10；
Component to be measured is the measurement axis in precision instrument 9；
Integrated connection relation is as follows：Two thrust assemblies are installed on bottom plate 10, and precision instrument 9 to be measured is fixed
Between two thrust assemblies, two thrust assemblies measure the axial two opposite sides of axis positioned at precision instrument 9 respectively, and lead to respectively
Cross measuring cylinder 1 contradict precision instrument 9 measurement axis both ends of the surface, to it is described measurement axis both ends of the surface apply thrust respectively；Two
A amesdial 2 is installed on bottom plate 10 by stent respectively, and is touched positioned at the homonymy of precision instrument 9, one of amesdial 2
Head is in contact with the measurement axial end of precision instrument 9, contact and the fixing piece on 9 frame of precision instrument of another amesdial 2
End face is in contact；
Use the device carry out highly sophisticated device end-play measurement method for：
The first step, the thrust of axis application to the right is measured by the thrust assemblies 3 in the left side of precision instrument 9 to precision instrument 9,
When thrust to the right reaches setting value, the thrust assemblies 3 in left side remain stationary as so that the thrust is constant；
Two amesdials 2 are adjusted to zero-bit by second step respectively；
3rd step, after the thrust that the thrust assemblies 3 in left side in the first step apply to the right the measurement axis is cancelled, with the right side
The thrust assemblies 3 of side apply the measurement axis thrust to the left, when thrust to the left reaches setting value, the thrust group on right side
Part 3 remains stationary as so that the thrust is constant；
4th step, reads the reading of two amesdials 2, and the difference of the reading of two amesdials 2 is the axial play of precision instrument 9
Gap value.
Wherein, include referring to attached drawing 2, the thrust assemblies：Slide plate 3, support plate 4, screw rod 5, riser 6, handle 7, nutplate
8th, adjusting screw 11, slide cartridge 12, slide bar 13, spring 14, clamp 15, thrust meter 16 and supporting plate 17；
Two risers 6 are fixed by screws on bottom plate 10, and vertically vertical logical is machined with the riser 6
Groove；The both ends of support plate 4 are installed on two risers 6 by screw and nutplate 8 respectively, are machined with the horizontal direction on support plate 4
Horizontal straight slot；Support plate 4 can move up and down in the vertical straight slot on riser 6, to adjust the height of thrust assemblies；Support plate 4
Moved left and right by the horizontal straight slot which is provided with to adjust the orientation in the horizontal direction of thrust assemblies；
The axial direction of slide cartridge 12 is axially in parallel with measurement axis, and its one end is installed on the middle part of support plate 4, the other end by screw
With 5 thread fitting of screw rod, and handle 7 easy to operation is installed on screw rod 5；Slide bar 13 is vertically arranged, its bottom is located at slide cartridge
In 12 centre bore, slide bar 13 can along the axial movement of slide cartridge 12, its be located at the side of 12 centre bore inside points of slide cartridge with
Screw rod 5 is inconsistent, and opposite side and the spring 14 in slide cartridge 12 are inconsistent；The top of slide bar 13 is fixed with supporting plate 17, support
Slide plate 3 is installed, slide plate 3 can be on supporting plate 17 along the axial movement of measurement axis, when slide plate 3 is moved to along supporting plate 17 on plate 17
During setting position, slide plate 3 is locked on supporting plate 17 by adjusting screw 11；Thrust meter 16 is fixed on slide plate 3 by clamp 15
On；And the measurement head of thrust meter 16 acts on the measurement axial end of precision instrument 9 to apply axial thrust by measuring cylinder 1；
When needing to apply axial thrust to the end face of the measurement axis, by 7 rotary screw 5 of handle, screw rod 5 is along its axis
Moved to the direction of compression spring 14, promote the end face of slide bar 13 and thrust meter 16 to the measurement axis to move, realize to measurement
The end face of axis applies thrust；
When needing to cancel the thrust to the end face of the measurement axis, pass through 7 contra rotating screw 5 of handle, screw rod 5 along its
The direction movement of spring 14 is axially released, promotes slide bar 13 and thrust meter 16 to be moved to the end face away from the measurement axis, no longer
Thrust is applied to the end face for measuring axis；
Wherein, the screw-in of screw rod 5 screws out controllable staying at random location of the slide bar 13 in slide cartridge 12.
In conclusion the foregoing is merely a prefered embodiment of the invention, it is not intended to limit the scope of the present invention.
Within the spirit and principles of the invention, any modification, equivalent replacement, improvement and so on, should be included in the present invention's
Within protection domain.
Claims (8)
1. a kind of highly sophisticated device device for measuring axial clearance, component to be measured is the measurement axis in precision instrument (9), its
It is characterized in that, including：Measuring cylinder (1), amesdial (2) and thrust assemblies；
Integrated connection relation is as follows：Two thrust assemblies are separately mounted to axial the two of precision instrument to be measured (9) measurement axis
Opposite side, and respectively by measuring cylinder (1) contradict precision instrument (9) measurement axis both ends of the surface, to it is described measurement axis two
End face applies thrust respectively；Two amesdials (2) are located at the homonymy of precision instrument (9), contact and the precision of an amesdial (2)
The measurement axial end of instrument (9) is in contact, contact and the fixing piece end on precision instrument (9) frame of another amesdial (2)
Face is in contact.
2. a kind of highly sophisticated device device for measuring axial clearance as claimed in claim 1, it is characterised in that further include bottom plate
(10), the amesdial (2) and thrust assemblies are installed on bottom plate (10).
A kind of 3. highly sophisticated device device for measuring axial clearance as claimed in claim 2, it is characterised in that the thrust group
Part includes：Slide plate (3), support plate (4), screw rod (5), riser (6), slide cartridge (12), slide bar (13), spring (14), thrust meter (16)
And supporting plate (17)；
The both ends of support plate (4) are fixed on bottom plate (10) by two risers (6) respectively, axial direction and the measurement axis of slide cartridge (12)
Axially in parallel, its one end is installed on the middle part of support plate (4), and the other end and screw rod (5) thread fitting, slide bar (13) are vertically arranged,
Its bottom is located in the centre bore of slide cartridge (12), and slide bar (13) can be along the axial movement of slide cartridge (12), it is located at slide cartridge
(12) side of centre bore inside points and screw rod (5) are inconsistent, and opposite side offsets with the spring (14) in slide cartridge (12)
Touch；Supporting plate (17) is fixed with the top of slide bar (13), slide plate (3) is installed on supporting plate (17)；Thrust meter (16) is fixed on slide plate
(3) on；And the measurement head of thrust meter (16) acts on the measurement axial end of precision instrument (9) to apply axis by measuring cylinder (1)
To thrust.
A kind of 4. highly sophisticated device device for measuring axial clearance as claimed in claim 3, it is characterised in that the screw rod
(5) handle (7) is installed on.
A kind of 5. highly sophisticated device device for measuring axial clearance as claimed in claim 3, it is characterised in that the slide plate
(3), when slide plate (3) is moved to setting position along supporting plate (17), can lead on supporting plate (17) along the axial movement of measurement axis
Cross screw slide plate (3) is locked on supporting plate (17).
A kind of 6. highly sophisticated device device for measuring axial clearance as claimed in claim 3, it is characterised in that the riser
(6) vertical straight slot vertically is machined with；Support plate (4) can move up and down in the vertical straight slot on riser (6), with
Adjust the height of thrust assemblies.
A kind of 7. highly sophisticated device device for measuring axial clearance as claimed in claim 3, it is characterised in that the support plate
(4) horizontal straight slot in the horizontal direction is machined with；Support plate (4) is moved left and right by the horizontal straight slot which is provided with and pushed away with adjusting
The orientation in the horizontal direction of power component.
A kind of 8. highly sophisticated device method for measuring axial clearance, it is characterised in that：
The first step, the thrust assemblies of precision instrument (9) side apply thrust to the measurement axis of precision instrument (9), when the thrust reaches
During to setting value, the thrust assemblies of the side remain stationary as；
Two amesdials (2) are adjusted to zero-bit by second step respectively；
3rd step, after the thrust that thrust assemblies in the first step apply the measurement axis is cancelled, precision instrument (9) opposite side
Thrust assemblies apply deboost to the measurement axis, and when the deboost reaches setting value, the thrust assemblies of the side are kept
It is motionless；
4th step, reads the reading of two amesdials (2), and the difference of the reading of two amesdials (2) is the axial direction of precision instrument (9)
Clearance value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711039119.XA CN107990810A (en) | 2017-10-31 | 2017-10-31 | A kind of highly sophisticated device device for measuring axial clearance and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711039119.XA CN107990810A (en) | 2017-10-31 | 2017-10-31 | A kind of highly sophisticated device device for measuring axial clearance and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107990810A true CN107990810A (en) | 2018-05-04 |
Family
ID=62031119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711039119.XA Pending CN107990810A (en) | 2017-10-31 | 2017-10-31 | A kind of highly sophisticated device device for measuring axial clearance and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107990810A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916359A (en) * | 2019-04-12 | 2019-06-21 | 江苏理工学院 | A kind of measuring device of bearing axial play |
| CN110440672A (en) * | 2019-08-27 | 2019-11-12 | 大唐陕西发电有限公司 | A kind of portable bearing clearance measuring device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202903089U (en) * | 2012-09-13 | 2013-04-24 | 南车戚墅堰机车车辆工艺研究所有限公司 | Tapered roller bearing clearance measuring device |
| CN103234429A (en) * | 2013-04-19 | 2013-08-07 | 上海海洋大学 | Radial play measuring instrument for horizontal bearing |
| CN104006721A (en) * | 2014-06-13 | 2014-08-27 | 南车长江车辆有限公司 | Bearing axial play measuring method |
| CN104764432A (en) * | 2015-02-06 | 2015-07-08 | 燕山大学 | Device for measuring axial clearance of joint bearing |
| CN105973124A (en) * | 2016-06-21 | 2016-09-28 | 宁波慈兴精密传动科技有限公司 | Device used for detecting axial clearance of ball screw pair |
| DE102015015836A1 (en) * | 2015-12-05 | 2017-06-08 | Anthimos Georgiadis | Measuring station for the automated measurement of the radial internal clearance of rolling bearings before and after mounting on a shaft |
-
2017
- 2017-10-31 CN CN201711039119.XA patent/CN107990810A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202903089U (en) * | 2012-09-13 | 2013-04-24 | 南车戚墅堰机车车辆工艺研究所有限公司 | Tapered roller bearing clearance measuring device |
| CN103234429A (en) * | 2013-04-19 | 2013-08-07 | 上海海洋大学 | Radial play measuring instrument for horizontal bearing |
| CN104006721A (en) * | 2014-06-13 | 2014-08-27 | 南车长江车辆有限公司 | Bearing axial play measuring method |
| CN104764432A (en) * | 2015-02-06 | 2015-07-08 | 燕山大学 | Device for measuring axial clearance of joint bearing |
| DE102015015836A1 (en) * | 2015-12-05 | 2017-06-08 | Anthimos Georgiadis | Measuring station for the automated measurement of the radial internal clearance of rolling bearings before and after mounting on a shaft |
| CN105973124A (en) * | 2016-06-21 | 2016-09-28 | 宁波慈兴精密传动科技有限公司 | Device used for detecting axial clearance of ball screw pair |
Non-Patent Citations (1)
| Title |
|---|
| 张永涛等: "某350MW汽轮机推力间隙测量问题及分析", 《仪器仪表用户》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916359A (en) * | 2019-04-12 | 2019-06-21 | 江苏理工学院 | A kind of measuring device of bearing axial play |
| CN109916359B (en) * | 2019-04-12 | 2020-10-30 | 江苏理工学院 | Device for measuring axial clearance of bearing |
| CN110440672A (en) * | 2019-08-27 | 2019-11-12 | 大唐陕西发电有限公司 | A kind of portable bearing clearance measuring device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107990810A (en) | A kind of highly sophisticated device device for measuring axial clearance and method | |
| CN109374241A (en) | A kind of measuring device of flexible hinge Static stiffness | |
| CN105300246A (en) | Rolling bearing radial clearance detection method and device | |
| CN101852580B (en) | Workpiece length correcting device | |
| CN103234424B (en) | Valve seating external diameter measurer | |
| CN202255342U (en) | Error detection device for indicating values of depth indication meter | |
| CN103175459B (en) | A kind of measurement apparatus of pitch diameter of external thread jitter values | |
| CN209264185U (en) | Tuning for Controllable Pitch Propeller static balance extension, which retries, tests drift angle indicating mechanism | |
| CN204188128U (en) | A kind of floating type coaxality measuring mechanism | |
| CN107144381B (en) | Method for measuring cogging torque of permanent magnet motor | |
| CN206740105U (en) | A kind of double spherical end surface taper roller length detection instruments | |
| CN210220916U (en) | High-precision outer diameter measuring instrument | |
| CN101397700A (en) | Roller gage precise gage | |
| CN205027280U (en) | ATP speedtransmitter installs detection device | |
| CN206683554U (en) | A kind of amesdial for measuring small stair large aperture | |
| CN207095872U (en) | A kind of glass-frame riser device for testing stiffness | |
| CN209416211U (en) | A kind of detection device of the straightness of pin shaft and circle bounce | |
| CN203908472U (en) | External taper detection device | |
| CN205918857U (en) | Vice precision measurement of ball uses error compensation device | |
| CN206146357U (en) | Bearing axial installation play measuring device | |
| CN219776564U (en) | Measuring ruler | |
| CN220542304U (en) | Sliding frame structure with adjustable force measurement | |
| CN109405710A (en) | A kind of action test device | |
| CN205317114U (en) | Contained angle adjustable V type frame | |
| CN219122001U (en) | Sliding friction wear testing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180504 |
|
| WD01 | Invention patent application deemed withdrawn after publication |