CN107917688A - A kind of bearing clearance measuring device - Google Patents

A kind of bearing clearance measuring device Download PDF

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Publication number
CN107917688A
CN107917688A CN201711475039.9A CN201711475039A CN107917688A CN 107917688 A CN107917688 A CN 107917688A CN 201711475039 A CN201711475039 A CN 201711475039A CN 107917688 A CN107917688 A CN 107917688A
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CN
China
Prior art keywords
measurement
compress
bearing
clamping screw
arm
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Application number
CN201711475039.9A
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Chinese (zh)
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CN107917688B (en
Inventor
张庆昕
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Shandong Ruixin Bearing Manufacturing Co Ltd
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Shandong Ruixin Bearing Manufacturing Co Ltd
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Priority to CN201711475039.9A priority Critical patent/CN107917688B/en
Publication of CN107917688A publication Critical patent/CN107917688A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00Measuring arrangements or details thereof in so far as they are not adapted to particular types of measuring means of the preceding groups
    • G01B21/16Measuring arrangements or details thereof in so far as they are not adapted to particular types of measuring means of the preceding groups for measuring distance of clearance between spaced objects
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts
    • G01M13/04Bearings

Abstract

It is an object of the invention to provide a kind of bearing clearance measuring device, for solving the technical problem to bearing end-play measurement.It includes measuring table, is fixed mechanism, pedestal, measurement table and measurement activity arm mechanism;Measuring table is equipped with for the datum hole of installation pedestal and for the positioning through hole by being fixed mechanism upper end;Being fixed mechanism includes compressing member and compressor arm, and compressor arm can slide up and down in positioning through hole, and compressing member matches connection with the top of compressor arm, and the lower end of compressing member is used for the inner ring for being fixed bearing;Measurement activity arm mechanism is installed on the side of the measuring table, the measurement table described in the power output end installation of measurement activity arm mechanism, and the measurement head of measurement table front end is correspondingly arranged with the pedestal.Invention beneficial effect:It is easy to operate, to the radial internal clearance high certainty of measurement of bearing;It can also realize the measurement to a variety of different model bearing end-plays, operation is flexible.

Description

A kind of bearing clearance measuring device
Technical field
The present invention relates to bearing measuring engineering device technique field, specifically a kind of bearing clearance measuring device.
Background technology
Bearing clearance is also known as bearing clearance.So-called bearing clearance, i.e. spindle are held when not being installed on axis or bearing housing, will One side of its inner ring or outer ring fixes, movement when then moving radially or axially the loose side of bearing clearance Amount.According to moving direction, radial internal clearance and end-play can be divided into.The size of clearance (being referred to as working gap) during operating is to axis The performances such as the rolling fatigue life that holds, temperature rise, noise, vibration have an impact.In the prior art, generally use clearance gauge inspection.Clearance gauge Test mode, although easy to operate, error is big, it is impossible to the radial clearance size of accurate measurement bearing.
The content of the invention
It is an object of the invention to provide a kind of bearing clearance measuring device, for solving to bearing end-play measurement Technical problem.
The technical scheme adopted by the invention to solve the technical problem is that:
A kind of bearing clearance measuring device, including measuring table, it is fixed mechanism, pedestal, measurement table and measurement activity Arm mechanism;
The measuring table is equipped with for the datum hole of installation pedestal and for by being fixed determining for mechanism upper end Position through hole;The mechanism that is fixed includes compressing member and compressor arm, and the compressor arm can slide up and down logical installed in positioning In hole, the compressing member matches connection with the top of compressor arm, and the lower end of compressing member is used for the inner ring for being fixed bearing;It is described Measurement activity arm mechanism is installed on the side of the measuring table, the survey described in the power output end installation of measurement activity arm mechanism Scale, the measurement head of measurement table front end are correspondingly arranged with the pedestal.
Further, the compressing member includes clamp nut and pressure strip, and the compressor arm uses clamping screw, compresses spiral shell Bar is connected with driving mechanism for compressing, and driving mechanism for compressing includes clamp sleeve, compresses resetting spring and compresses actuating arm;The pressure Fixed cylinder is fixedly mounted on the lower end of the measuring table, is set with the positioning through hole upper and lower corresponding;The clamping screw It can slide up and down in clamp sleeve, the top of clamping screw is located at the top of measuring table, the lower part of clamping screw Positioned at the lower section of clamp sleeve;The compression resetting spring is installed in the clamp sleeve, compress the upper end of resetting spring with The internal chamber wall of clamp sleeve is fixedly connected, and the lower end for compressing resetting spring is fixedly connected with the lateral wall of the clamping screw;Institute The outside of clamp sleeve is stated equipped with connecting lever is fixed, connecting lever is fixed and is correspondingly arranged with the compression actuating arm;Compress and drive Swing arm, which is equipped with, compresses driving sliding slot, compresses the bottom that the compression driving sliding slot on actuating arm passes through bolt and the clamping screw Slidable connection;The inner and lower end for being fixed connecting lever for compressing actuating arm is hinged;The clamp nut matches spiral shell The top of the clamping screw is connected on, clamp nut is used to compress the pressure strip;The pressure strip is used to compress bearing The upper end of inner ring.
Further, the pressure strip, which is equipped with, compresses gap, compresses gap and is correspondingly arranged with the clamping screw.
Further, the measurement activity arm mechanism includes rotation bottom bar, head rod and the second connecting rod;The rotation Turn bottom bar to be rotatably vertically installed on the outside of measuring table, head rod and second connecting rod are horizontally disposed, the first connection One end of bar and the upper end of the rotation bottom bar are hinged, and the other end of head rod is hinged with second connecting rod, and second The measurement table is installed in connecting rod.
Further, the lower end of the measuring table is surrounded by support leg, and the bottom of support leg is equipped with positioning chassis, fixed Position chassis uses resistant material.
Further, the rotation bottom bar is rotatably vertically installed at measuring table by rotational sleeve equipped with described The outside in datum hole direction.
The effect provided in the content of the invention is only the effect of embodiment, rather than whole effects that invention is all, above-mentioned A technical solution in technical solution has the following advantages that or beneficial effect:The present invention is easy to operate, and the radial direction of bearing is swum Gap high certainty of measurement;The present invention can also realize the measurement to a variety of different model bearing end-plays, and operation is flexible.
Brief description of the drawings
Fig. 1 is the overall structure schematic top plan view of the embodiment of the present invention;
Fig. 2 is the overall structure schematic elevation view of the embodiment of the present invention;
Fig. 3 is close-up schematic view at A in Fig. 2;
Fig. 4 is the schematic top plan view of pressure strip in the embodiment of the present invention;
In figure:1. measuring table;2. pedestal;3. measurement table;4. datum hole;5. support leg;6. pressure strip;7. compress spiral shell Bar;8. clamp nut;9. clamp sleeve;91. it is fixed connecting lever;10. compress resetting spring;11. compress actuating arm;12. pressure Tight driving sliding slot;13. compress gap;14. rotate bottom bar;15. head rod;16. the second connecting rod.
Embodiment
In order to the technical characterstic of clear explanation this programme, below by embodiment, and its attached drawing is combined, to this Invention is described in detail.It should be noted that illustrated component is not drawn necessarily to scale in the accompanying drawings.Present invention omits right Known assemblies and technology are described to avoid the present invention is unnecessarily limiting.
As shown in Figures 1 to 4, a kind of bearing clearance measuring device, including measuring table 1, be fixed mechanism, pedestal 2, survey Scale 3 and measurement activity arm mechanism.
The upper end of the measuring table 1 uses planar structure, and the upper end side of measuring table 1 is equipped with multiple rows of datum hole 4, more Arrange the datum hole 4 and the measured bearing of a variety of different models is correspondingly arranged.It is logical that the centre position of measuring table 1 is equipped with positioning Hole, positioning through hole are correspondingly arranged with the mechanism that is fixed.The lower end of the measuring table 1 is surrounded by support leg 5, branch The bottom of support leg 5 is equipped with positioning chassis, and positioning chassis uses resistant material;The support leg 5 plays support fixation.Root Different according to surveyed bearing designation, the pedestal 2, which corresponds to, to be installed on the datum hole 4.The pedestal 2 is mainly used for institute State the measurement head orientation of 3 front end of measurement table.Pedestal 2 includes pedestal fixing end ear and base socket sleeve, and pedestal fixing end ear is set The both sides of base socket sleeve are placed in, pedestal fixing end ear is equipped with pedestal mounting hole, and pedestal mounting hole is corresponding with the datum hole 4 Set;Pedestal mounting hole is fixedly connected with datum hole by screw.
The upper end for being fixed mechanism and being used to for measured bearing to be fixed on the measuring table 1, prevents measurement bearing During radial internal clearance, the inner ring of measured bearing radially jumps.Being fixed mechanism includes pressure strip 6, clamping screw 7, pressure Tight nut 8, clamp sleeve 9, compress resetting spring 10 and compress actuating arm 11;The clamp sleeve 9 is fixedly mounted on the survey The lower end of platform 1 is measured, is set with the positioning through hole upper and lower corresponding;The clamping screw 7 can slide up and down installed in pressure In fixed cylinder 9, the top of clamping screw 7 is located at the top of measuring table 1, and the lower part of clamping screw 7 is located under clamp sleeve 9 Side.The compression resetting spring 10 is installed in the clamp sleeve 9, compresses upper end and the clamp sleeve 9 of resetting spring 10 Internal chamber wall is fixedly connected, and the lower end for compressing resetting spring 10 is fixedly connected with the lateral wall of the clamping screw 7.The clamping sleeve The outside of cylinder 9 is equipped with and is fixed connecting lever 91, is fixed connecting lever 91 and is correspondingly arranged with the compression actuating arm 11.Compress driving Arm 11, which is equipped with, compresses driving sliding slot 12, compresses the driving sliding slot 12 of the compression on actuating arm 11 and passes through bolt and the clamping screw 7 bottom slidably connects;The inner and lower end for being fixed connecting lever 91 for compressing actuating arm 11 is hinged;The compression The outside force side of actuating arm 11, stretches out the lower outer of the measuring table 1.The matching of clamp nut 8 is screwed onto described The top of clamping screw 7, clamp nut 8 are used to compress the pressure strip 6.During bearing clearance is measured, the pressure Tight plate 6 is used for the upper end for compressing the inner ring of bearing, prevents inner ring from moving.The side of the pressure strip 6, which is equipped with, compresses gap 13, pressure The diameter corresponding matching of tight gap 13 and the clamping screw 7, and compress the diameter ruler that gap 13 is less than the clamp nut 8 It is very little.In fixing bearing, bearing is placed on the measuring table 1, makes the axial direction of bearing and the axial direction of the clamping screw 7 Overlap;Pressure strip 6 is placed on to the upper end of bearing inner race, then rotates down clamp nut 8, compresses clamp nut 8 described The upper end of pressure strip 6;The compression actuating arm 11 is pressed down on, it is downward that clamp nut 8 is further driven to by clamping screw 7 The extruding pressure strip 6, ensures that bearing inner race is fixedly secured.
The measurement activity arm mechanism is used to install measurement table 3, and meets that measurement table 3 measures different model dimensioned bearings When displacement and rotation direction requirement.Measurement activity arm mechanism includes rotation bottom bar 14, head rod 15 and second connects Bar 16;The rotation bottom bar 14 is rotatably vertically installed at measuring table 1 and is equipped with 4 side of datum hole by rotational sleeve To outside;The head rod 15 and second connecting rod are horizontally disposed, one end of head rod 15 and the rotation bottom The upper end of bar 14 is hinged, and the other end of head rod 15 is hinged with second connecting rod 16, is installed in the second connecting rod 16 The measurement table 3.The measurement table 3 uses amesdial, can be by rotating bottom bar when measuring different model dimensioned bearings 14th, the direction of 15 and second connecting rod 16 of head rod and adjustment of displacement, realize that the measurement head of 3 front end of measurement table accurately enters In the base socket sleeve of the pedestal 2 of diverse location.
Make in measurement bearing end-play, measurement table 3 returns to zero first, and the inner ring of bearing is fixed;By the outer of bearing Circle is moved to the distalmost end of relative measurement table 3, then by the front end measurement head of measurement table 3 through the base socket sleeve of pedestal 2 and with Outer ring top pressure, reads the first numerical value;Then the outer ring of bearing is moved backward, and with 3 top pressure of measurement table, read second value; So difference between numerical value twice, is the radial internal clearance between bearing inner race and outer ring.
This have the advantage that:The present invention is easy to operate, to the radial internal clearance high certainty of measurement of bearing;This hair The bright measurement that can also be realized to a variety of different model bearing end-plays, operation are flexible.
It is the known technology of those skilled in the art in addition to the technical characteristic described in specification.
Although above-mentioned be described the embodiment of the present invention with reference to attached drawing, model not is protected to the present invention The limitation enclosed, on the basis of technical solution of the present invention, those skilled in the art, which would not require any inventive effort, to be done The various modifications or deformation gone out are still within the scope of the present invention.

Claims (6)

1. a kind of bearing clearance measuring device, it is characterized in that, including measuring table, it is fixed mechanism, pedestal, measurement table and survey Amount activity arm mechanism;
The measuring table is equipped with the datum hole for being used for installation pedestal and leads to for the positioning by being fixed mechanism upper end Hole;The mechanism that is fixed includes compressing member and compressor arm, and the compressor arm can slide up and down in positioning through hole, The compressing member matches connection with the top of compressor arm, and the lower end of compressing member is used for the inner ring for being fixed bearing;The measurement Movable arm mechanism is installed on the side of the measuring table, the measurement described in the power output end installation of measurement activity arm mechanism Table, the measurement head of measurement table front end are correspondingly arranged with the pedestal.
2. a kind of bearing clearance measuring device according to claim 1, it is characterized in that, the compressing member includes clamp nut And pressure strip, the compressor arm use clamping screw, clamping screw is connected with driving mechanism for compressing, and driving mechanism for compressing includes pressure Fixed cylinder, compress resetting spring and compress actuating arm;The clamp sleeve is fixedly mounted on the lower end of the measuring table, with institute The positioning through hole upper and lower corresponding stated is set;The clamping screw can slide up and down in clamp sleeve, clamping screw Top is located at the top of measuring table, and the lower part of clamping screw is located at the lower section of clamp sleeve;The compression resetting spring installation In the clamp sleeve, compress the upper end of resetting spring and be fixedly connected with the internal chamber wall of clamp sleeve, compress resetting spring Lower end is fixedly connected with the lateral wall of the clamping screw;The outside of the clamp sleeve, which is equipped with, is fixed connecting lever, compresses solid Determine connecting lever to be correspondingly arranged with the compression actuating arm;Compress actuating arm and be equipped with compression driving sliding slot, compress the pressure on actuating arm Tight driving sliding slot is slidably connected by bolt with the bottom of the clamping screw;Compress the inner and compression of actuating arm The lower end of fixed connecting lever is hinged;The clamp nut matching is screwed onto the top of the clamping screw, and clamp nut is used to compress The pressure strip;The pressure strip is used for the upper end for compressing the inner ring of bearing.
3. a kind of bearing clearance measuring device according to claim 2, it is characterized in that, the pressure strip, which is equipped with to compress, to slit Mouthful, compress gap and be correspondingly arranged with the clamping screw.
4. a kind of bearing clearance measuring device according to claim 1, it is characterized in that, the measurement activity arm mechanism includes Rotate bottom bar, head rod and the second connecting rod;The rotation bottom bar is rotatably vertically installed on the outside of measuring table, the One connecting rod and second connecting rod are horizontally disposed, and one end of head rod and the upper end of the rotation bottom bar are hinged, and first connects The other end of extension bar is hinged with second connecting rod, and the measurement table is installed in the second connecting rod.
5. a kind of bearing clearance measuring device according to claim 1, it is characterized in that, the lower end surrounding of the measuring table Equipped with support leg, the bottom of support leg is equipped with positioning chassis, and positioning chassis uses resistant material.
6. a kind of bearing clearance measuring device according to claim 2, it is characterized in that, the rotation bottom bar passes through turning set The rotatable outside for being vertically installed at measuring table and being equipped with the datum hole direction of cylinder.
CN201711475039.9A 2017-12-29 2017-12-29 A kind of bearing clearance measuring device Active CN107917688B (en)

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Application Number Priority Date Filing Date Title
CN201711475039.9A CN107917688B (en) 2017-12-29 2017-12-29 A kind of bearing clearance measuring device

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Application Number Priority Date Filing Date Title
CN201711475039.9A CN107917688B (en) 2017-12-29 2017-12-29 A kind of bearing clearance measuring device

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CN107917688B CN107917688B (en) 2019-10-25

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Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4928400A (en) * 1988-01-19 1990-05-29 Schuh David N Bearing clearance detector
CA1287971C (en) * 1988-01-25 1991-08-27 Beta Machinery Analysis Ltd. Bearing clearance detector/probe
KR20100095856A (en) * 2009-02-23 2010-09-01 주식회사 일진글로벌 Method for measuring clearance of multi-rows bearing
CN202204445U (en) * 2011-09-30 2012-04-25 中国核工业二三建设有限公司 Bearing clearance measuring device
CN202267471U (en) * 2011-10-25 2012-06-06 洛阳Lyc轴承有限公司 Device for measuring load radial clearance between medium and large radial bearings
CN202885730U (en) * 2012-09-29 2013-04-17 浙江五洲新春集团有限公司 Simple radial internal clearance instrument
CN103486993A (en) * 2013-09-24 2014-01-01 江苏迪邦三星轴承有限公司 Device measuring radial internal clearance of bearing
CN103604362A (en) * 2013-12-06 2014-02-26 浙江八环轴承有限公司 Radial internal clearance detector for special bearing and detection method thereof
CN203949583U (en) * 2014-06-10 2014-11-19 大连冶金轴承股份有限公司 A kind ofly measure the survey chi that slewing bearing gear ring gear is beated
CN204064186U (en) * 2014-07-05 2014-12-31 安徽迈思特轴承有限公司 A kind of measuring device for windage
CN104457512A (en) * 2014-11-19 2015-03-25 贵州虹山虹飞轴承有限责任公司 Bearing radial internal clearance measurement device
CN204944387U (en) * 2015-07-30 2016-01-06 日晟机械(昆山)有限公司 Plastic bearing clearance pick-up unit
CN205079718U (en) * 2015-11-10 2016-03-09 江南工业集团有限公司 Drum class part outline geometric tolerances measuring instrument
CN205785012U (en) * 2016-05-30 2016-12-07 浙江省新昌新轴实业有限公司 A kind of bearing clearance detection device

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4928400A (en) * 1988-01-19 1990-05-29 Schuh David N Bearing clearance detector
CA1287971C (en) * 1988-01-25 1991-08-27 Beta Machinery Analysis Ltd. Bearing clearance detector/probe
KR20100095856A (en) * 2009-02-23 2010-09-01 주식회사 일진글로벌 Method for measuring clearance of multi-rows bearing
CN202204445U (en) * 2011-09-30 2012-04-25 中国核工业二三建设有限公司 Bearing clearance measuring device
CN202267471U (en) * 2011-10-25 2012-06-06 洛阳Lyc轴承有限公司 Device for measuring load radial clearance between medium and large radial bearings
CN202885730U (en) * 2012-09-29 2013-04-17 浙江五洲新春集团有限公司 Simple radial internal clearance instrument
CN103486993A (en) * 2013-09-24 2014-01-01 江苏迪邦三星轴承有限公司 Device measuring radial internal clearance of bearing
CN103604362A (en) * 2013-12-06 2014-02-26 浙江八环轴承有限公司 Radial internal clearance detector for special bearing and detection method thereof
CN203949583U (en) * 2014-06-10 2014-11-19 大连冶金轴承股份有限公司 A kind ofly measure the survey chi that slewing bearing gear ring gear is beated
CN204064186U (en) * 2014-07-05 2014-12-31 安徽迈思特轴承有限公司 A kind of measuring device for windage
CN104457512A (en) * 2014-11-19 2015-03-25 贵州虹山虹飞轴承有限责任公司 Bearing radial internal clearance measurement device
CN204944387U (en) * 2015-07-30 2016-01-06 日晟机械(昆山)有限公司 Plastic bearing clearance pick-up unit
CN205079718U (en) * 2015-11-10 2016-03-09 江南工业集团有限公司 Drum class part outline geometric tolerances measuring instrument
CN205785012U (en) * 2016-05-30 2016-12-07 浙江省新昌新轴实业有限公司 A kind of bearing clearance detection device

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