CN102865793A - Device and method for measuring internal arc surface of bearing gasket - Google Patents

Device and method for measuring internal arc surface of bearing gasket Download PDF

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Publication number
CN102865793A
CN102865793A CN2012103682751A CN201210368275A CN102865793A CN 102865793 A CN102865793 A CN 102865793A CN 2012103682751 A CN2012103682751 A CN 2012103682751A CN 201210368275 A CN201210368275 A CN 201210368275A CN 102865793 A CN102865793 A CN 102865793A
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CN
China
Prior art keywords
arc surface
bearing washer
steel ball
standard steel
inner arc
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Granted
Application number
CN2012103682751A
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Chinese (zh)
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CN102865793B (en
Inventor
张志明
耿池朋
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SHANDONG HUXIWANG GROUP CO Ltd
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SHANDONG HUXIWANG GROUP CO Ltd
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Priority to CN201210368275.1A priority Critical patent/CN102865793B/en
Publication of CN102865793A publication Critical patent/CN102865793A/en
Application granted granted Critical
Publication of CN102865793B publication Critical patent/CN102865793B/en
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Abstract

The invention discloses a device for measuring an internal arc surface of a bearing gasket. The device comprises a bracket, a bearing gasket, a standard steel ball of which the curvature is the same as that of the internal arc surface of the bearing gasket, and a lever dial indicator of which a measurement point is a small plane, wherein the bracket comprises a planar gauge table for holding the bearing gasket, a vertical rod upwards arranged on the planar gauge table and a transverse rod arranged at the upper part of the vertical rod; and the lever dial indicator is arranged on the transverse rod. The invention also relates to a method for measuring the internal arc surface of the bearing gasket. The device has the beneficial effects of simple structure, convenience in use, accuracy and reliability and can accurately measure whether the internal arc surface of the bearing gasket, which is difficultly measured by the normal method, is qualified.

Description

The measurement mechanism of bearing washer inner arc surface and measuring method
Technical field
The invention belongs to measuring equipment and measuring method, relate to a kind of measurement mechanism and measuring method of bearing washer inner arc surface.
Background technology
The external centre-adjusting thrust ball bearing belongs to a kind of of thrust ball bearing, and unidirectional external centre-adjusting thrust ball bearing can bear unidirectional axial load, and two-way external centre-adjusting thrust ball bearing can bear the bi-directional axial load.Can in the production run, the Measurement accuracy of the packing ring arc size of external centre-adjusting thrust ball bearing be an industry difficult problem always, and whether the accuracy of measurement is related to product qualified, assemble and use thereby affect product.
Detection method in the past is, because arc surface is comprised of numerous circle, can not measure one by one, so select two circles of specified diameter as measurement point at arc surface, for example diameter is two circles of 23 and 26 millimeters, measure the height dimension of these two circles, but on circular arc, be difficult to determine that diameter is the position of 23 and 26 millimeters two circles, also just be difficult to measure accurate desired height dimension.Diameter is that the position of 23 and 26 millimeters two circles and height dimension are by calculating one to one, all circle corresponding height dimension one by one all above the circular arc, and selected two circles are two representative circles.
Summary of the invention
The present invention provides a kind of measurement mechanism simple in structure, easy to use, accurately and reliably bearing washer inner arc surface and measuring method in order to remedy the deficiencies in the prior art.
The present invention is achieved through the following technical solutions:
The measurement mechanism of bearing washer inner arc surface of the present invention, its special character is: comprise that support, standard steel ball and measuring point that curvature is identical with the bearing washer inner arc surface are faceted dial test indicators, support comprises for the flat table platform of placing bearing washer, upwards be installed in the vertical rod on the flat table platform and be installed in the cross bar on vertical rod top, and dial test indicator is installed on the cross bar.
Preferred version is, with the standard steel ball Measurement accuracy bearing washer inner arc surface height dimension that lacks a part.Standard steel ball bottom surface lacks a part, avoids contact plane table platform below the standard steel ball.
The measuring method of bearing washer inner arc surface of the present invention, its special character is: may further comprise the steps:
(1) bearing washer is placed on the flat table platform;
(2) the standard steel ball is placed on the fully contact of inner arc surface the inside of bearing washer, allows the part that lacks of standard steel ball avoid below contact plane table platform;
(3) dial test indicator is installed on the cross bar, and dial test indicator and standard steel ball contact portion are a facet, and the dial test indicator contact is recorded the reading of dial test indicator at the peak of standard steel ball; This reading represents that in margin tolerance height dimension is qualified between the interior circular arc of this bearing washer and the lower plane.
The invention has the beneficial effects as follows, simple in structure, easy to use, accurately and reliably, by contacting fully of circular arc in standard steel ball and the bearing washer, utilize the facet of the dial test indicator measurement point that contacts with standard steel ball top, read the reading of dial test indicator, and with standard-required contrast, judge whether the bearing washer inner arc surface qualified, but like this between the Measurement accuracy bearing washer inner arc surface that is difficult to measure with normal method and the lower plane height dimension whether qualified.
Description of drawings
Fig. 1 is use synoptic diagram of the present invention.
Among the figure, 01: standard steel ball, 02: bearing washer, 03: flat table platform, 04: dial test indicator, 05: cross bar, 06: vertical rod.
Embodiment
Accompanying drawing is a kind of specific embodiment of the present invention.
The measurement mechanism of bearing washer inner arc surface of the present invention, comprise that support, bearing washer 02, standard steel ball 01 and measuring point that curvature is identical with the bearing washer inner arc surface are faceted dial test indicators 04, support comprises for the flat table platform 03 of placing bearing washer, upwards be installed in the vertical rod 06 on the flat table platform and be installed in the cross bar 05 on vertical rod top, and dial test indicator 04 is installed on the cross bar.With the standard steel ball Measurement accuracy bearing washer inner arc surface height dimension that lacks a part.Standard steel ball bottom surface lacks a part, avoids contact plane table platform below the standard steel ball.
The measuring method of bearing washer inner arc surface of the present invention may further comprise the steps:
When 1, measuring bearing washer 02 is placed on the flat table platform 03;
2, the curvature standard steel ball 01 identical with the bearing washer circular arc is placed on the fully contact of inner arc surface the inside of bearing washer 02, allows standard steel ball 01 lack part and avoid below contact plane table platform;
3, dial test indicator 04 is installed on the cross bar 05, dial test indicator and standard steel ball 01 contact portion are a facet, the dial test indicator contact is at the peak of standard steel ball, can make the peak that guarantees to measure when measuring at the standard steel ball, the reading of record dial test indicator; Height dimension is qualified between the interior circular arc of this bearing washer of expression of this reading in margin tolerance and the lower plane.
4, take off standard steel ball and bearing washer, according to the reading of dial test indicator corresponding to above other bearing washer of step survey record.
At first calculate the distance X from the bearing washer lower plane to the steel ball top during measurement, dial test indicator 04 is installed on the cross bar 05, dial test indicator and standard steel ball 01 contact portion are a facet, with the same high gauge block his-and-hers watches with result of calculation, generalized case be will table reading to 0 scale, can directly measure like this height at circular arc place in the bearing washer, solve the problem that bearing washer crown height size is difficult to Measurement accuracy.
This project is a kind of external centre-adjusting thrust ball bearing measuring method, and survey instrument is that faceted dial test indicator 04 6 major parts form by flat table platform 03, vertical rod 06, cross bar 05, bearing washer 02, standard steel ball 01, measuring point that curvature is identical with the bearing washer circular arc.By contacting fully of standard steel ball and bearing washer circular arc, utilize the facet of the dial test indicator measurement point that contacts with standard steel ball top, but whether Measurement accuracy is qualified with the size of the bearing washer inner arc surface that normal method is difficult to measure, and namely whether the round place height of all diameters of inner arc surface is qualified.
This detection method is that standard steel ball and arc surface fit like a glove, for example diameter is two circles of 23 and 26 millimeters, their place height can calculate by theoretical value, and the theoretical value of the overall height dimension X of steel ball and bearing washer is to be that 23 and 26 millimeters the height of circle and two diameter of a circles of regulation calculate by diameter.When therefore measuring, if size X meets the requirements, the height dimension of two circles of regulation just necessarily meets the requirements.

Claims (3)

1. the measurement mechanism of a bearing washer inner arc surface, it is characterized in that: comprise that support, standard steel ball and measuring point that curvature is identical with the bearing washer inner arc surface are faceted dial test indicators, support comprises for the flat table platform of placing bearing washer, upwards be installed in the vertical rod on the flat table platform and be installed in the cross bar on vertical rod top, and dial test indicator is installed on the cross bar.
2. the measurement mechanism of bearing washer inner arc surface according to claim 1 is characterized in that: with the standard steel ball Measurement accuracy bearing washer inner arc surface height dimension that lacks a part.
3. the measuring method of a bearing washer inner arc surface is characterized in that: may further comprise the steps:
(1) bearing washer is placed on the flat table platform;
(2) the standard steel ball is placed on the fully contact of inner arc surface the inside of bearing washer, allows the part that lacks of standard steel ball avoid below contact plane table platform;
(3) dial test indicator is installed on the cross bar, dial test indicator and standard steel ball contact portion are a facet, the dial test indicator contact is at the peak of standard steel ball, the reading of record dial test indicator, this reading represent that in margin tolerance height dimension is qualified between the interior circular arc of this bearing washer and the lower plane.
CN201210368275.1A 2012-09-28 2012-09-28 The measurement mechanism of bearing washer inner arc surface and measuring method Active CN102865793B (en)

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CN201210368275.1A CN102865793B (en) 2012-09-28 2012-09-28 The measurement mechanism of bearing washer inner arc surface and measuring method

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Application Number Priority Date Filing Date Title
CN201210368275.1A CN102865793B (en) 2012-09-28 2012-09-28 The measurement mechanism of bearing washer inner arc surface and measuring method

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CN102865793B CN102865793B (en) 2015-08-05

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103968735A (en) * 2014-05-26 2014-08-06 苏州博讯仪器有限公司 Detection device for detecting positioning cone body
CN108036734A (en) * 2017-11-02 2018-05-15 中国航发哈尔滨东安发动机有限公司 A kind of method for measuring connector fillet
CN111637813A (en) * 2020-06-09 2020-09-08 东风汽车集团有限公司 Design method and detection method of detection tool for butterfly-shaped gasket of differential

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2818467A1 (en) * 1977-04-29 1978-11-02 Erde Sa DEVICE FOR MEASURING THE RADIUS OF A THROAT
CN2677871Y (en) * 2004-01-15 2005-02-09 万向钱潮股份有限公司 Detecting instrument for ditch of flange
CN101839683A (en) * 2009-03-20 2010-09-22 上海欧际柯特回转支承有限公司 Center distance measuring instrument for race
CN102032853A (en) * 2010-11-29 2011-04-27 新昌县双菱汽车轴承有限公司 Method for measuring groove center distance of outer groove of bearing
CN202814308U (en) * 2012-09-28 2013-03-20 山东湖西王集团有限公司 Measuring device for bearing washer inner circular arc surface

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2818467A1 (en) * 1977-04-29 1978-11-02 Erde Sa DEVICE FOR MEASURING THE RADIUS OF A THROAT
CN2677871Y (en) * 2004-01-15 2005-02-09 万向钱潮股份有限公司 Detecting instrument for ditch of flange
CN101839683A (en) * 2009-03-20 2010-09-22 上海欧际柯特回转支承有限公司 Center distance measuring instrument for race
CN102032853A (en) * 2010-11-29 2011-04-27 新昌县双菱汽车轴承有限公司 Method for measuring groove center distance of outer groove of bearing
CN202814308U (en) * 2012-09-28 2013-03-20 山东湖西王集团有限公司 Measuring device for bearing washer inner circular arc surface

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103968735A (en) * 2014-05-26 2014-08-06 苏州博讯仪器有限公司 Detection device for detecting positioning cone body
CN108036734A (en) * 2017-11-02 2018-05-15 中国航发哈尔滨东安发动机有限公司 A kind of method for measuring connector fillet
CN111637813A (en) * 2020-06-09 2020-09-08 东风汽车集团有限公司 Design method and detection method of detection tool for butterfly-shaped gasket of differential
CN111637813B (en) * 2020-06-09 2021-03-19 东风汽车集团有限公司 Design method and detection method of detection tool for butterfly-shaped gasket of differential

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
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PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of invention: Measuring device and method for inner circular arc surface of bearing washer

Effective date of registration: 20211118

Granted publication date: 20150805

Pledgee: Shandong Shanxian Rural Commercial Bank Co.,Ltd.

Pledgor: SHANDONG HUXIWANG GROUP Co.,Ltd.

Registration number: Y2021980012729

PE01 Entry into force of the registration of the contract for pledge of patent right