CN108413842A - Shaft and bearing axial clearance detection device - Google Patents
Shaft and bearing axial clearance detection device Download PDFInfo
- Publication number
- CN108413842A CN108413842A CN201810278948.1A CN201810278948A CN108413842A CN 108413842 A CN108413842 A CN 108413842A CN 201810278948 A CN201810278948 A CN 201810278948A CN 108413842 A CN108413842 A CN 108413842A
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- Prior art keywords
- fixed
- shaft
- straight line
- line driving
- driving mechanism
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- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 81
- 230000009471 action Effects 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
Abstract
The object of the present invention is to provide a kind of shaft and the detections of bearing bearing clearance precisely, and shaft easy to detect and bearing axial clearance detection device.To achieve the above object, the present invention adopts the following technical scheme that：A kind of shaft and bearing axial clearance detection device, including platform, platform is equipped with fixed seat, the fixed seat includes rear baffle, right baffle-plate and right shell body, front apron is equipped on front side of the fixed seat, the front apron sliding is fixed on the first guide rail, and front apron links with first straight line driving mechanism, the first straight line driving mechanism is used to control the back-and-forth motion of front apron, the front apron and rear baffle all have the through-hole or notch stepped down to shaft, shaft fixed mechanism is equipped on front side of the front apron, second straight line driving mechanism is equipped on front side of the shaft fixed mechanism, the second straight line driving mechanism is used to control the back-and-forth motion of shaft fixed mechanism, amesdial is equipped on rear side of the fixed seat.
Description
Technical field
The present invention relates to a kind of shafts and bearing axial clearance detection device.
Background technology
It is equipped with shaft and bearing in motor, reduction box, the axial gap of shaft and bearing is a key parameter, gap
The excessive or too small normal operation that can all influence motor or reduction box.In existing detection mode, shaft and bearing axial clearance
It relies primarily on manual operation dial gauge to be detected, this method operation is cumbersome, and clamping working hour is longer, and versatility is not strong, artificially
Factor causes measurement error big.
Invention content
The object of the present invention is to provide a kind of shaft and the detections of bearing bearing clearance precisely, and shaft and axis easy to detect
Hold axial clearance detection device.
To achieve the above object, the present invention adopts the following technical scheme that：A kind of shaft and bearing axial clearance detection device,
Including platform, platform is equipped with fixed seat, and the fixed seat includes rear baffle, right baffle-plate and right shell body, the fixed seat front side
Equipped with front apron, the front apron sliding is fixed on the first guide rail, and front apron links with first straight line driving mechanism, described
First straight line driving mechanism is used to control the back-and-forth motion of front apron, and the front apron and rear baffle, which all have, steps down to shaft
Through-hole or notch, the front apron front side are equipped with shaft fixed mechanism, and being equipped with second straight line on front side of the shaft fixed mechanism drives
Motivation structure, the second straight line driving mechanism are used to control the back-and-forth motion of shaft fixed mechanism, are equipped on rear side of the fixed seat
Amesdial, when workpiece is placed in fixed seat, the shaft rear end that goes out of the workpiece is in contact with the sensing member of amesdial.
Carry out detection device of the present invention in use, by workpiece（Motor or reduction box）Be placed on right baffle-plate and right shell body it
Between, so that workpiece rear end face is affixed with rear baffle, and the shaft rear end that goes out of workpiece is made to be in contact with the sensing member of amesdial, then passes through
First straight line driving mechanism by Workpiece clamping between front apron and rear baffle, then passes through second so as to moved after front apron
Straight line driving mechanism is solid in shaft and shaft so as to the fixation of shaft and shaft fixed mechanism is moved and realized after shaft fixed mechanism
After determining mechanism fixation, second straight line driving mechanism pushes shaft to move backward, and waits for that shaft is moved rearwardly into the attainable maximum of institute
After displacement, the numerical value of amesdial is arranged to 0, then pulls shaft to move forward by second straight line driving mechanism, at this time thousand
The numerical value on table is divided to change, when shaft moves forward to institute's attainable maximum displacement, second straight line driving mechanism is stopped
Only movable, the numerical value on amesdial is shaft and the detected value of bearing axial clearance at this time.Detection device of the present invention has inspection
Survey advantage accurate, easy to detect.
Preferably, pull pressure sensor is equipped between the shaft fixed mechanism and second straight line driving mechanism, it is described
Pull pressure sensor and second straight line driving mechanism are electrically connected with the controller, and the controller is combined with start-stop button, in institute
Under the action of stating controller, second straight line driving mechanism drives shaft fixed mechanism to be moved backward with the first setting speed, works as drawing
Pressure sensor by the first setup pressure value size pressure when, shaft fixed mechanism stopping move backward, wait for amesdial number
After value zero, start button is pressed, second straight line driving mechanism drives shaft fixed mechanism to be moved forward with the second setting speed,
When pressure of the pull pressure sensor by the second setup pressure value size, shaft fixed mechanism stops moving forward.
Detection device of the present invention realizes the front and back shifting of shaft fixed mechanism by the cooperation of pull pressure sensor and controller
It is dynamic, it is impaired to avoid shaft and bearing by carrying out the setting of the first setup pressure value and the second setup pressure value, make simultaneously
The axial gap detection of detection device of the present invention is more accurate.Wherein, the first setup pressure value size can be with the second setting pressure
Value size is identical, and the first setting speed can be identical as the second setting speed.
Preferably, the amesdial is fixed on sliding block, the sliding block sliding is fixed on the second guide rail, the sliding block
It links with third straight line driving mechanism, the third straight line driving mechanism is used for the back-and-forth motion of control slide block.Above-mentioned setting with
Make amesdial that can be moved forward and backward, to ensure that the sensing member of amesdial can be contacted fully with the shaft of workpiece.
Preferably, the shaft fixed mechanism includes Pneumatic clamping seat, the Pneumatic clamping seat is fixed on a mounting board,
It is fixed with the first pull pressure sensor transfer block on the output shaft of the second straight line driving mechanism, is fixed on front side of the mounting plate
There are the second pull pressure sensor transfer block, the pull pressure sensor transfer block to be fixed on the first pull pressure sensor and drawn with second
Between pressure sensor transfer block.
Preferably, being fixed with fixed plate by support column on the platform, the fixed seat is set to described solid
On fixed board, the first straight line driving mechanism is set between platform and fixed plate, and first guide rail is fixed on platform.On
It states and is arranged so that the placement of workpiece is more convenient, while keeping structure of the detecting device of the present invention more compact, it can be on a platform
Multiple fixed seats are set.
Preferably, being formed with the front and back pilot hole through for cooperation guide post on the mounting plate, the guide post is logical
It crosses holder to be fixed on platform, the guide post is arranged along the longitudinal direction.Above-mentioned setting is to realize that shaft fixed mechanism is moved forward and backward
When guiding so that the detection of detection device of the present invention is more accurate.
Preferably, being fixed with linear bearing on the mounting plate, the linear bearing is coaxially disposed with pilot hole.
Preferably, the right baffle-plate has V-shaped groove with right shell body composition.Above-mentioned setting is put convenient for the rounded workpiece of outer rim
It sets in fixed seat.
Preferably, the right baffle-plate and right shell body are each formed with groove of the left and right through simultaneously upward opening.Above-mentioned setting
Convenient for the taking-up of workpiece.
The present invention has the detection of shaft and bearing bearing clearance accurate, and also have it is easy to detect, will not be to shaft and axis
Hold the advantages of damaging.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the present invention；
Fig. 2 is another structural schematic diagram of the present invention.
Specific implementation mode
Below according to the drawings and specific embodiments, the invention will be further described.
Shown in Fig. 1, Fig. 2, a kind of shaft of the invention and bearing axial clearance detection device, including platform 1, platform 1
It is equipped with fixed seat, fixed seat includes rear baffle 21, right baffle-plate 22 and right shell body 23, and front apron 24 is equipped on front side of fixed seat, preceding
The sliding of baffle 24 is fixed on the first guide rail 25, and front apron 24 links with first straight line driving mechanism 26, first straight line driving
Mechanism 26 is used to control the back-and-forth motion of front apron 24, and front apron 24 and rear baffle 21 all have the resigning of shaft 30 to workpiece 3
U-shaped breach.24 front side of front apron is equipped with shaft fixed mechanism, and shaft fixed mechanism includes Pneumatic clamping seat 4, is existing production
Product, such as vertical pneumatic holder.4 front side of Pneumatic clamping seat is equipped with second straight line driving mechanism 5, and second straight line driving mechanism 5 is used for
The back-and-forth motion of Pneumatic clamping seat 4 is controlled, amesdial 6 is equipped on rear side of fixed seat, when workpiece 3 is placed in fixed seat, workpiece 3
30 rear end of shaft is in contact with the sensing member 61 of amesdial 6.Wherein, right baffle-plate 22 has V-shaped groove, right baffle-plate with the composition of right shell body 23
22 and right shell body 23 be each formed with left and right through and upward opening groove 20.
Pull pressure sensor 7,7 He of pull pressure sensor are equipped between shaft fixed mechanism and second straight line driving mechanism 5
Second straight line driving mechanism 5 is electrically connected with the controller, and controller is combined with start-stop button 71, under the action of controller, the
Two straight line driving mechanisms 5 drive shaft fixed mechanism to be moved backward with the first setting speed, when pull pressure sensor 7 is by first
When the pressure of setup pressure value size, the stopping of shaft fixed mechanism moves backward, and after 6 numerical value of amesdial zero, presses startup
Button 71, second straight line driving mechanism 5 are driven shaft fixed mechanism to be moved forward with the second setting speed, work as pull pressure sensor
7 by the second setup pressure value size pressure when, shaft fixed mechanism stop move forward.
Amesdial 6 is fixed on sliding block 62, and the sliding of sliding block 62 is fixed on the second guide rail 63, and sliding block 62 drives with third straight line
Motivation structure 64 links, and third straight line driving mechanism 64 is used for the back-and-forth motion of control slide block 62.
Shaft fixed mechanism includes Pneumatic clamping seat 4, and Pneumatic clamping seat 4 is fixed on mounting plate 41, second straight line driving
The first pull pressure sensor transfer block 72 is fixed on the output shaft of mechanism 5,41 front side of mounting plate is fixed with the second pressure biography
Sensor transfer block 73, pull pressure sensor transfer block 7 is fixed on the first pull pressure sensor 72 and the second pull pressure sensor turns
It connects between block 73.
Fixed plate 12 is fixed with by support column 11 on platform 1, fixed seat is set in fixed plate 12, first straight line
Driving mechanism 26 is set between platform 1 and fixed plate 12, and the first guide rail 25 is fixed on platform 1, and the second guide rail is fixed on
On fixed board 12.
The front and back pilot hole through for cooperation guide post 42 is formed on mounting plate 41, guide post 42 is fixed by holder 43
On the platform 1, guide post 42 is arranged along the longitudinal direction.Linear bearing 44, linear bearing 44 and pilot hole are fixed on mounting plate 41
It is coaxially disposed and coordinates on guide post 42.
Carry out detection device of the present invention in use, by workpiece（Motor）It is placed in fixed seat, workpiece is located at right baffle-plate
Between right shell body, workpiece rear end face is made to be affixed with rear baffle, then makes front apron along first by first straight line driving mechanism
Guide rail moves backward, and piece-holder is fixed between front apron and rear baffle, adjusts the position of amesdial so that amesdial
The sensing member of front end is in contact with the shaft rear end that goes out of workpiece, and the gas of shaft fixed mechanism is then made by second straight line driving mechanism
Dynamic grip slipper is fixed with shaft front end.It is 0.01mm per second to set the first setting speed and the second setting speed, setting first
Setup pressure value and the second setup pressure value are 120N.After the fixation for completing workpiece, start button is pressed so that second straight line
Driving mechanism drives Pneumatic clamping seat to push backward, and shaft is moved backward with the speed of 0.01mm per second, waits for pull pressure sensor
After stress is 120N, Pneumatic clamping seat stops the action moving backward, and staff carries out the zero of amesdial at this time, then presses
Dynamic Pneumatic button, second straight line driving mechanism drive Pneumatic clamping seat to move forward, and Pneumatic clamping seat pulls shaft with per second
The speed of 0.01mm moves forward, after pull pressure sensor is by the pressure of 120N, the output shaft of second straight line driving mechanism
It stops action, the numerical value on amesdial is to detect numerical value at this time.
The present invention has the detection of shaft and bearing bearing clearance accurate, and also have it is easy to detect, will not be to shaft and axis
Hold the advantages of damaging.
Claims (9)
1. a kind of shaft and bearing axial clearance detection device, it is characterised in that including platform, platform is equipped with fixed seat, described
Fixed seat includes rear baffle, right baffle-plate and right shell body, and front apron is equipped on front side of the fixed seat, and the front apron sliding is fixed on
On first guide rail, and front apron links with first straight line driving mechanism, and the first straight line driving mechanism is for controlling front apron
Back-and-forth motion, the front apron and rear baffle all have the through-hole or notch stepped down to shaft, are equipped on front side of the front apron
Shaft fixed mechanism, the shaft fixed mechanism front side are equipped with second straight line driving mechanism, and the second straight line driving mechanism is used
Amesdial is equipped on rear side of the back-and-forth motion of control shaft fixed mechanism, the fixed seat, when workpiece is placed in fixed seat, institute
The shaft rear end that goes out for stating workpiece is in contact with the sensing member of amesdial.
2. shaft according to claim 1 and bearing axial clearance detection device, it is characterised in that the shaft fixes machine
Pull pressure sensor is equipped between structure and second straight line driving mechanism, the pull pressure sensor and second straight line driving mechanism are equal
It being electrically connected with the controller, the controller is combined with start-stop button, under the action of the controller, second straight line driving mechanism
Shaft fixed mechanism is driven to be moved backward with the first setting speed, when pull pressure sensor is by the first setup pressure value size
When pressure, the stopping of shaft fixed mechanism moves backward, and after amesdial numerical value zero, presses start button, second straight line driving
Mechanism drives shaft fixed mechanism to be moved forward with the second setting speed, when pull pressure sensor is big by the second setup pressure value
When small pressure, shaft fixed mechanism stops moving forward.
3. shaft according to claim 1 and bearing axial clearance detection device, it is characterised in that the amesdial is fixed
On sliding block, the sliding block sliding is fixed on the second guide rail, and the sliding block links with third straight line driving mechanism, the third
Straight line driving mechanism is used for the back-and-forth motion of control slide block.
4. shaft according to claim 2 and bearing axial clearance detection device, it is characterised in that the shaft fixes machine
Structure includes Pneumatic clamping seat, and the Pneumatic clamping seat is fixed on a mounting board, on the output shaft of the second straight line driving mechanism
It is fixed with the first pull pressure sensor transfer block, the second pull pressure sensor transfer block is fixed on front side of the mounting plate, it is described
Pull pressure sensor transfer block is fixed between the first pull pressure sensor and the second pull pressure sensor transfer block.
5. shaft according to claim 1 and bearing axial clearance detection device, it is characterised in that pass through on the platform
Support column is fixed with fixed plate, and the fixed seat is set in the fixed plate, the first straight line driving mechanism setting
Between platform and fixed plate, first guide rail is fixed on platform.
6. shaft according to claim 4 and bearing axial clearance detection device, it is characterised in that shape on the mounting plate
Front and back through for coordinating the pilot hole of guide post, the guide post to be fixed by the bracket on platform at having, the guide post is before
Rear direction is arranged.
7. shaft according to claim 6 and bearing axial clearance detection device, it is characterised in that solid on the mounting plate
There are linear bearing, the linear bearing to be coaxially disposed with pilot hole surely.
8. shaft according to claim 1 and bearing axial clearance detection device, it is characterised in that the right baffle-plate and the right side
Baffle composition has V-shaped groove.
9. shaft according to claim 7 and bearing axial clearance detection device, it is characterised in that the right baffle-plate and the right side
Baffle is each formed with groove of the left and right through simultaneously upward opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810278948.1A CN108413842A (en) | 2018-03-31 | 2018-03-31 | Shaft and bearing axial clearance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810278948.1A CN108413842A (en) | 2018-03-31 | 2018-03-31 | Shaft and bearing axial clearance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108413842A true CN108413842A (en) | 2018-08-17 |
Family
ID=63133810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810278948.1A Pending CN108413842A (en) | 2018-03-31 | 2018-03-31 | Shaft and bearing axial clearance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108413842A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109798816A (en) * | 2018-12-26 | 2019-05-24 | 大连长丰实业总公司 | A kind of micro-machine rotor axial clearance checking scale |
| CN110146043A (en) * | 2019-06-08 | 2019-08-20 | 横店集团英洛华电气有限公司 | Motor Shaft detection device |
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|---|---|---|---|---|
| DE102007007459A1 (en) * | 2007-02-15 | 2008-08-28 | Minebea Co., Ltd. | Socket i.e. bush, feed through measuring method for fluid-dynamic bearing, involves rotating shaft with defined speed relative to socket such that laminar flow of fluid medium is adjusted in gap |
| CN101458061A (en) * | 2008-12-18 | 2009-06-17 | 上海交通大学 | Constant velocity universal joint drive spindle assembly clearance test stand |
| CN202216684U (en) * | 2011-07-01 | 2012-05-09 | 纳铁福传动轴(重庆)有限公司 | Axial gap measuring device for transmission shaft assembly |
| CN202614158U (en) * | 2012-05-10 | 2012-12-19 | 广东韶钢松山股份有限公司 | Device for measuring bearing axial clearance |
| CN206496745U (en) * | 2017-02-15 | 2017-09-15 | 人本集团有限公司 | A kind of bearing axial play detector |
| CN207923016U (en) * | 2018-03-31 | 2018-09-28 | 浙江联宜电机有限公司 | Shaft and bearing axial clearance detection device |
-
2018
- 2018-03-31 CN CN201810278948.1A patent/CN108413842A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007007459A1 (en) * | 2007-02-15 | 2008-08-28 | Minebea Co., Ltd. | Socket i.e. bush, feed through measuring method for fluid-dynamic bearing, involves rotating shaft with defined speed relative to socket such that laminar flow of fluid medium is adjusted in gap |
| CN101458061A (en) * | 2008-12-18 | 2009-06-17 | 上海交通大学 | Constant velocity universal joint drive spindle assembly clearance test stand |
| CN202216684U (en) * | 2011-07-01 | 2012-05-09 | 纳铁福传动轴(重庆)有限公司 | Axial gap measuring device for transmission shaft assembly |
| CN202614158U (en) * | 2012-05-10 | 2012-12-19 | 广东韶钢松山股份有限公司 | Device for measuring bearing axial clearance |
| CN206496745U (en) * | 2017-02-15 | 2017-09-15 | 人本集团有限公司 | A kind of bearing axial play detector |
| CN207923016U (en) * | 2018-03-31 | 2018-09-28 | 浙江联宜电机有限公司 | Shaft and bearing axial clearance detection device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109798816A (en) * | 2018-12-26 | 2019-05-24 | 大连长丰实业总公司 | A kind of micro-machine rotor axial clearance checking scale |
| CN110146043A (en) * | 2019-06-08 | 2019-08-20 | 横店集团英洛华电气有限公司 | Motor Shaft detection device |
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