CN109708886A - A kind of double inner ring four-point contact ball device for measuring axial clearance and measurement method - Google Patents
A kind of double inner ring four-point contact ball device for measuring axial clearance and measurement method Download PDFInfo
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- CN109708886A CN109708886A CN201811649582.0A CN201811649582A CN109708886A CN 109708886 A CN109708886 A CN 109708886A CN 201811649582 A CN201811649582 A CN 201811649582A CN 109708886 A CN109708886 A CN 109708886A
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- inner ring
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- point contact
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- contact balls
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- 238000000691 measurement method Methods 0.000 title description 6
- 230000007246 mechanism Effects 0.000 claims abstract description 89
- 238000006073 displacement reaction Methods 0.000 claims abstract description 34
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000004891 communication Methods 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 11
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
Abstract
The invention discloses a kind of double inner ring four-point contact ball device for measuring axial clearance, including pedestal, objective table, double inner ring fixed mechanisms, first axis loading mechanism, the second axially loaded mechanism, displacement sensor and PLC control system, the mounting table for placing double inner ring four-point contact balls to be measured is equipped on the objective table；The top of mounting bracket is arranged in double inner ring fixed mechanisms；The middle part of mounting bracket is arranged in the first axis loading mechanism.The inner ring of double inner ring four-point contact balls can be fixed in the present invention, act on loading force on the outer ring of double inner ring four-point contact balls, the end-play value that double inner ring four-point contact balls can accurately be measured improves the measurement accuracy of the end-play of double inner ring four-point contact balls.
Description
Technical field
The present invention relates to double inner ring four-point contact ball measuring devices to grind technical field, is related specifically to a kind of double inner rings
Four-point contact ball device for measuring axial clearance and measurement method.
Background technique
Double inner ring four-point contact balls are a kind of elements for being attached between workpiece and workpiece, meanwhile, pass through
Double inner ring four-point contact balls may make workpiece to be rotated, and double inner ring four-point contact balls are widely used in each neck
Domain can pass through multiple procedure of processings during the production of double inner ring four-point contact balls, when double inner ring four-point contact balls
It to be measured by end-play of the device for measuring axial clearance to double inner ring four-point contact balls after holding production, with
Convenient for detecting the qualification of double inner ring four-point contact balls.
Currently, in the market for measuring the device for measuring axial clearance of double inner ring four-point contact ball end-plays,
When measuring to double inner ring four-point contact ball end-plays, mostly inner ring is pressed to be surveyed by fixed outer ring
Amount, using such measurement method due between the inner ring of double inner ring four-point contact balls there are gap, the error of measurement compared with
Greatly, it is difficult to which the end-play for accurately measuring double inner ring four-point contact balls reduces double inner ring four-point contact balls
Measurement accuracy, the requirement of precision equipment is unable to satisfy, to the measurement of the end-play of double inner ring four-point contact balls
Work brings biggish inconvenience.
However in view of the deficiencies of the prior art, a kind of design is reasonable, structure is simple, operation side it is necessary to develop by developer
Just, the inner ring of double inner ring four-point contact balls can be fixed, loading force is made to act on double inner ring four-point contact balls
On the outer ring held, the end-play value of double inner ring four-point contact balls can be accurately measured, improves double 4 points of inner rings
Double inner ring four-point contact ball device for measuring axial clearance of the measurement accuracy of the end-play of contact ball bearing and measurement
Method.
Summary of the invention
In order to solve the problems existing in the prior art, the object of the invention provide a kind of design rationally, structure is simple, operation side
Just, the inner ring of double inner ring four-point contact balls can be fixed, loading force is made to act on double inner ring four-point contact balls
On the outer ring held, the end-play value of double inner ring four-point contact balls can be accurately measured, improves double 4 points of inner rings
Double inner ring four-point contact ball device for measuring axial clearance of the measurement accuracy of the end-play of contact ball bearing and measurement
Method.
In order to solve the above technical problems, the present invention is realized using following technical scheme:
A kind of double inner ring four-point contact ball device for measuring axial clearance, which is characterized in that including
One pedestal is equipped with mounting bracket on the side of the pedestal；
One objective table, the objective table are set on the base, and are equipped on the objective table for placing pair to be measured
The mounting table of inner ring four-point contact ball；
One for being fixed the double inner rings for the double inner ring four-point contact balls to be measured being placed on mounting table
Double inner ring fixed mechanisms, the top of mounting bracket is arranged in double inner ring fixed mechanisms；
One is axial for the outer ring progress to double inner ring four-point contact balls by double inner ring fixed mechanisms after fixed
The middle part of mounting bracket is arranged in the first axis loading mechanism of downward loading force, the first axis loading mechanism；
One is axial for the outer ring progress to double inner ring four-point contact balls by double inner ring fixed mechanisms after fixed
The lower part of mounting bracket is arranged in second axially loaded mechanism of upward loading force, the second axially loaded mechanism；
The displacement sensor of the displacement of one outer ring for monitoring double inner ring four-point contact balls, the displacement sensing
Device is arranged on mounting table；
One PLC control system, the PLC control system respectively with double inner ring fixed mechanisms, first axis loading mechanism,
Two axially loaded mechanisms and displacement sensor communication connection.
In a preferred embodiment of the invention, double inner ring fixed mechanisms include that mounting bracket top is arranged in
Compacting ring in upper cylinder and upper inner ring for being crimped on double inner ring four-point contact balls, the compacting ring passes through upper interior
Circle connecting rod is connected with the serrated end of upper cylinder, the upper cylinder and PLC control system communication connection.
In a preferred embodiment of the invention, the first axis loading mechanism includes being arranged in the middle part of mounting bracket
The first cylinder, upperpush rod, upperpush rod attachment base and outer ring upper pressure seat, the upperpush rod attachment base is mounted on the fixed machines of double inner rings
On structure, one end of the upperpush rod is hinged on upperpush rod attachment base, and the first cylinder is arranged in the other end of the upperpush rod
The downside of serrated end, the outer ring upper pressure seat are arranged on the middle part of upperpush rod by outer ring upper connecting rod, first cylinder with
PLC control system communication connection.
In a preferred embodiment of the invention, the described second axially loaded mechanism includes being arranged in mounting bracket lower part
The second cylinder, down-pressed pole, down-pressed pole attachment base and outer ring down pressing seat, the down-pressed pole attachment base is set on the base, described
It is hinged in the middle part of down-pressed pole on down-pressed pole attachment base, one end of the down-pressed pole is arranged under the serrated end of the second cylinder
Side, the outer ring down pressing seat are arranged on the other end of down-pressed pole by outer ring upper connecting rod, and second cylinder and PLC control are
System communication connection.
In a preferred embodiment of the invention, it is equipped on the mounting table for limiting double inner rings four to be measured
The locating part for the position that point contact ball bearing is placed.
The invention also discloses a kind of double inner ring four-point contact ball method for measuring axial clearance, which is characterized in that packet
Include following steps:
1) double inner ring four-point contact balls to be measured are placed on mounting table；
2) PLC control system controls double inner ring fixed mechanism work, the double inner rings to be measured that will be placed on mounting table
The inner ring up and down of four-point contact ball is fixed between the compacting ring on mounting table and upper inner ring；
3) PLC control system control first axis loading mechanism work makes first axis loading mechanism to by double inner rings
The outer ring of double inner ring four-point contact balls after fixed mechanism is fixed loads downward axial force；
4) the axially loaded mechanism work of PLC control system control simultaneously second, makes the second axially loaded mechanism to by double
The outer ring of double inner ring four-point contact balls after inner ring fixed mechanism is fixed loads upward axial force；
5) displacement sensor is by the outer ring of double inner ring four-point contact balls simultaneously in first axis loading mechanism and second
Displacement under axially loaded mechanism effect is sent to PLC control system；
6) then PLC control system control first axis loading mechanism stops working, and makes double inner ring four-point contact balls
The upward axial force that is only acted on by the second axially loaded mechanism of outer ring；
7) displacement sensor by the outer ring of double inner ring four-point contact balls only by the second axially loaded mechanism act on to
On axial force when displacement be sent to PLC control system；
8) outer ring of double inner ring four-point contact balls is simultaneously in first axis loading mechanism and the second axially loaded mechanism
The upward axis that the outer ring of displacement and double inner ring four-point contact balls under effect is only acted on by the second axially loaded mechanism
The difference of displacement when to power is then the end-play value of double inner ring four-point contact balls to be measured.
Compared with prior art, the present invention using the above structure can carry out the inner ring of double inner ring four-point contact balls
It is fixed, it acts on loading force on the outer ring of double inner ring four-point contact balls, can accurately measure double 4 points of inner rings and connect
The end-play value for touching ball bearing improves the measurement accuracy of the end-play of double inner ring four-point contact balls, to double inner rings
The measurement work of the end-play of four-point contact ball brings biggish convenience.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is enlarged drawing at the A of Fig. 1.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
Shown in referring to Figures 1 and 2, providing in figure is a kind of double inner ring four-point contact ball end-play measurement dresses
It sets, including pedestal 100, objective table 200, double inner ring fixed mechanisms 300, first axis loading mechanism 400, the second axially loaded machine
Structure 500, displacement sensor 600 and PLC control system.
It is equipped with mounting bracket 110 on the side of pedestal 100, is equipped with stabilizer blade 120 in the lower end of pedestal 100, use is such
Structure effectively raises stability when device for measuring axial clearance work.
Objective table 200 is arranged on pedestal 100, is equipped on objective table 200 for placing 4 points of double inner rings to be measured
The mounting table 210 of contact ball bearing 700 is equipped on mounting table 210 for limiting double inner ring four-point contact balls to be measured
Hold the locating part 211 of the position of 700 placements, locating part 211 can limitation double inner ring four-point contact balls 700 to be measured
Placement location.
Double inner ring fixed mechanisms 300 are used for the double inner ring four-point contact balls to be measured being placed on mounting table 210
It holds 700 double inner rings to be fixed, double inner ring fixed mechanisms 300 include the upper cylinder 310 that 110 top of mounting bracket is arranged in
With the compacting ring 330 on the upper inner ring for being crimped on double inner ring four-point contact balls 700, compacting ring 330 passes through upper inner ring
Connecting rod 320 is connected with the serrated end of upper cylinder 310, upper cylinder 310 and PLC control system communication connection.
First axis loading mechanism 400 is used for double inner ring four-point contact balls by double inner ring fixed mechanisms after fixed
The outer ring for holding 700 carries out axially downwardly loading force, and first axis loading mechanism 400 includes setting at 110 middle part of mounting bracket
The first cylinder 410, upperpush rod 420, upperpush rod attachment base 430 and outer ring upper pressure seat 450, upperpush rod attachment base 430 is mounted on
On upper inner ring connecting rod 320, one end of upperpush rod 420 is hinged on upperpush rod attachment base 430, the other end setting of upperpush rod 420
In the downside of the serrated end of the first cylinder 410, outer ring upper pressure seat 430 is arranged in upperpush rod 420 by outer ring upper connecting rod 440
In portion, the first cylinder 410 and PLC control system communication connection.
Second axially loaded mechanism 500 is used for four point contact of double inner rings by double inner ring fixed mechanisms 300 after fixed
The outer ring of ball bearing 700 carries out loading force axially upwards, and the second axially loaded mechanism 500 includes being arranged under mounting bracket 110
Second cylinder 510, down-pressed pole 520, down-pressed pole attachment base 530 and the outer ring down pressing seat 550 in portion, down-pressed pole attachment base 530 are arranged
On pedestal 100, the middle part of down-pressed pole 520 is hinged on down-pressed pole attachment base 530, and one end of down-pressed pole 520 is arranged second
The other end of down-pressed pole 520 is arranged in by outer ring upper connecting rod 540 for the downside of the serrated end of cylinder 510, outer ring down pressing seat 550
On, the second cylinder 510 and PLC control system communication connection.
Displacement sensor 600 is used to monitor the displacement of the outer ring of double inner ring four-point contact balls 700, displacement sensor
600 are arranged on mounting table 210, and displacement sensor 600 and PLC control system communication connection can by displacement sensor 600
The displacement of the outer ring of double inner ring four-point contact balls is effectively sent in PLC control system.
A kind of double inner ring four-point contact ball method for measuring axial clearance, which comprises the following steps:
1) double inner ring four-point contact balls 700 to be measured are placed on mounting table 210；
2) PLC control system controls double inner ring fixed mechanisms 300 and works, to be measured on mounting table 210 by being placed on
The inner ring up and down of double inner ring four-point contact balls 700 is fixed between the compacting ring 330 on mounting table 210 and upper inner ring；
3) PLC control system control first axis loading mechanism 400 works, and makes first axis loading mechanism 400 to passing through
The outer ring of double inner ring four-point contact balls 700 after double inner ring fixed mechanisms 300 are fixed loads downward axial force, load
Downward axial force is 100N；
4) the second axially loaded mechanism 500 of PLC control system control simultaneously works, make the second axially loaded mechanism 500 to
Upward axial force is loaded by the outer ring of double inner ring four-point contact balls 700 of double inner ring fixed mechanisms 300 after fixed, is added
The upward axial force carried is 50N；
5) displacement sensor 600 is by the outer ring of double inner ring four-point contact balls 700 simultaneously in first axis loading mechanism
400 and second axially loaded mechanism 500 act under displacement V1 be sent to PLC control system；
6) then PLC control system control first axis loading mechanism 400 stops working, and makes double inner ring four-point contact balls
Hold the upward axial force that 700 outer ring is only acted on by the second axially loaded mechanism 500, the upward axial force 50N only loaded；
7) displacement sensor is only made the outer ring of double inner ring four-point contact balls 700 by the second axially loaded mechanism 500
Displacement V2 when upward axial force is sent to PLC control system；
8) outer ring of double inner ring four-point contact balls 700 axially adds in first axis loading mechanism 400 and second simultaneously
The outer ring of displacement V1 and double inner ring four-point contact balls 700 under the effect of mounted mechanism 500 are only by the second axially loaded mechanism
The difference of displacement V2 when the upward axial force of 500 effects is then the axial play of double inner ring four-point contact balls to be measured
Gap value, that is to say, that end-play value=V1-V2.
The present invention using the above structure can be fixed the inner ring of double inner ring four-point contact balls in summary, make
Loading force acts on the outer ring of double inner ring four-point contact balls, can accurately measure double inner ring four-point contact balls
End-play value, improve the measurement accuracy of the end-play of double inner ring four-point contact balls, give double inner rings four point contacts
The measurement work of the end-play of ball bearing brings biggish convenience.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (6)
1. a kind of double inner ring four-point contact ball device for measuring axial clearance, which is characterized in that including
One pedestal is equipped with mounting bracket on the side of the pedestal；
One objective table, the objective table are set on the base, and are equipped on the objective table for placing double inner rings to be measured
The mounting table of four-point contact ball；
One is double for the double inner rings for the double inner ring four-point contact balls to be measured being placed on mounting table to be fixed
The top of mounting bracket is arranged in inner ring fixed mechanism, double inner ring fixed mechanisms；
One carries out axially downwardly for the outer ring to double inner ring four-point contact balls by double inner ring fixed mechanisms after fixed
The middle part of mounting bracket is arranged in the first axis loading mechanism of loading force, the first axis loading mechanism；
One carries out axially upwards for the outer ring to double inner ring four-point contact balls by double inner ring fixed mechanisms after fixed
The lower part of mounting bracket is arranged in the axially loaded mechanism of the second of loading force, the second axially loaded mechanism；
The displacement sensor of the displacement of one outer ring for monitoring double inner ring four-point contact balls, institute's displacement sensors are set
It sets on mounting table；
One PLC control system, the PLC control system respectively with double inner ring fixed mechanisms, first axis loading mechanism, the second axis
To loading mechanism and displacement sensor communication connection.
2. a kind of double inner ring four-point contact ball device for measuring axial clearance as described in claim 1, it is characterised in that: institute
Stating double inner ring fixed mechanisms includes the upper cylinder on mounting bracket top being arranged in and for being crimped on double inner ring four-point contact balls
Compacting ring on the upper inner ring of bearing, the compacting ring is connected by upper inner ring connecting rod with the serrated end of upper cylinder, described
Upper cylinder and PLC control system communication connection.
3. a kind of double inner ring four-point contact ball device for measuring axial clearance as described in claim 1, it is characterised in that: institute
Stating first axis loading mechanism includes the first cylinder, upperpush rod, upperpush rod attachment base and the outer ring being arranged in the middle part of mounting bracket
Upper pressure seat, the upperpush rod attachment base are mounted on double inner ring fixed mechanisms, and one end of the upperpush rod is hinged on upperpush rod company
On joint chair, the downside of the serrated end of the first cylinder is arranged in the other end of the upperpush rod, and the outer ring upper pressure seat passes through outer ring
Upper connecting rod is arranged on the middle part of upperpush rod, first cylinder and PLC control system communication connection.
4. a kind of double inner ring four-point contact ball device for measuring axial clearance as described in claim 1, it is characterised in that: institute
Stating the second axially loaded mechanism includes the second cylinder that mounting bracket lower part is arranged in, down-pressed pole, down-pressed pole attachment base and outer ring
Down pressing seat, the down-pressed pole attachment base is set on the base, is hinged on down-pressed pole attachment base in the middle part of the down-pressed pole, described
The downside of the serrated end of the second cylinder is arranged in one end of down-pressed pole, and the outer ring down pressing seat is arranged under by outer ring upper connecting rod
On the other end of compression bar, second cylinder and PLC control system communication connection.
5. a kind of double inner ring four-point contact ball device for measuring axial clearance as described in claim 1, it is characterised in that:
The mounting table is equipped with the locating part for limiting the position that double inner ring four-point contact balls to be measured are placed.
6. a kind of double inner ring four-point contact ball method for measuring axial clearance, described in any one based on claim 1 to 5
Double inner ring four-point contact ball device for measuring axial clearance, which comprises the following steps:
1) double inner ring four-point contact balls to be measured are placed on mounting table；
2) PLC control system controls double inner ring fixed mechanism work, 4 points of the double inner rings to be measured that will be placed on mounting table
The inner ring up and down of contact ball bearing is fixed between the compacting ring on mounting table and upper inner ring；
3) PLC control system control first axis loading mechanism work fixes first axis loading mechanism to by double inner rings
The outer ring of double inner ring four-point contact balls after mechanism is fixed loads downward axial force；
4) the axially loaded mechanism work of PLC control system control simultaneously second, makes the second axially loaded mechanism to by double inner rings
The outer ring of double inner ring four-point contact balls after fixed mechanism is fixed loads upward axial force；
5) displacement sensor is axial in first axis loading mechanism and second simultaneously by the outer ring of double inner ring four-point contact balls
Displacement under loading mechanism effect is sent to PLC control system；
6) then PLC control system control first axis loading mechanism stops working, and makes the outer of double inner ring four-point contact balls
The upward axial force that circle is only acted on by the second axially loaded mechanism；
7) displacement sensor is only acted on the outer ring of double inner ring four-point contact balls upward by the second axially loaded mechanism
Displacement when axial force is sent to PLC control system；
8) outer ring of double inner ring four-point contact balls is acted in first axis loading mechanism and the second axially loaded mechanism simultaneously
Under displacement and double inner ring four-point contact balls the upward axial force that is only acted on by the second axially loaded mechanism of outer ring
When displacement difference be then double inner ring four-point contact balls to be measured end-play value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811649582.0A CN109708886A (en) | 2018-12-30 | 2018-12-30 | A kind of double inner ring four-point contact ball device for measuring axial clearance and measurement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811649582.0A CN109708886A (en) | 2018-12-30 | 2018-12-30 | A kind of double inner ring four-point contact ball device for measuring axial clearance and measurement method |
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| Publication Number | Publication Date |
|---|---|
| CN109708886A true CN109708886A (en) | 2019-05-03 |
Family
ID=66260586
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811649582.0A Pending CN109708886A (en) | 2018-12-30 | 2018-12-30 | A kind of double inner ring four-point contact ball device for measuring axial clearance and measurement method |
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| Country | Link |
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| CN (1) | CN109708886A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185710A (en) * | 2019-05-20 | 2019-08-30 | 杭州雷迪克节能科技股份有限公司 | The research of hub-bearing unit clearance control method |
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| JPH06186010A (en) * | 1993-04-28 | 1994-07-08 | Ntn Corp | Measuring method for axial direction clearance of inner ring split type double row rolling bearing |
| CN201187982Y (en) * | 2008-03-28 | 2009-01-28 | 重庆长江轴承股份有限公司 | Biserial contact ball bearing and axial play detector for biserial conical bearing |
| CN106123834A (en) * | 2016-08-11 | 2016-11-16 | 宁波慈兴精密传动科技有限公司 | A kind of double inner ring angular contact ball bearing end-play detection device |
| CN206430675U (en) * | 2017-01-17 | 2017-08-22 | 宁夏菲斯克汽车轮毂轴承有限公司 | A kind of automatic detection device of bearing axial play |
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| CN209372422U (en) * | 2018-12-30 | 2019-09-10 | 慈兴集团有限公司 | A kind of double inner ring four-point contact ball device for measuring axial clearance |
-
2018
- 2018-12-30 CN CN201811649582.0A patent/CN109708886A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06186010A (en) * | 1993-04-28 | 1994-07-08 | Ntn Corp | Measuring method for axial direction clearance of inner ring split type double row rolling bearing |
| CN201187982Y (en) * | 2008-03-28 | 2009-01-28 | 重庆长江轴承股份有限公司 | Biserial contact ball bearing and axial play detector for biserial conical bearing |
| CN106123834A (en) * | 2016-08-11 | 2016-11-16 | 宁波慈兴精密传动科技有限公司 | A kind of double inner ring angular contact ball bearing end-play detection device |
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| CN110185710A (en) * | 2019-05-20 | 2019-08-30 | 杭州雷迪克节能科技股份有限公司 | The research of hub-bearing unit clearance control method |
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