CN113154980A - Tool and method for measuring positions of inner and outer ring grooves of angular contact ball bearing - Google Patents
Tool and method for measuring positions of inner and outer ring grooves of angular contact ball bearing Download PDFInfo
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- CN113154980A CN113154980A CN202110314562.3A CN202110314562A CN113154980A CN 113154980 A CN113154980 A CN 113154980A CN 202110314562 A CN202110314562 A CN 202110314562A CN 113154980 A CN113154980 A CN 113154980A
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- ring groove
- measuring tool
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- contact ball
- outer ring
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- 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
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a measuring tool and a method for the position of an inner ring groove and an outer ring groove of an angular contact ball bearing, wherein the measuring tool comprises an inner ring groove position measuring tool and an outer ring groove position measuring tool; the inner ring groove position measuring tool and the outer ring groove position measuring tool are both metal hollow rings, and the annular inner wall of the inner ring groove position measuring tool is provided with an inner slope surface; the outer ring groove position measuring tool is provided with an outer slope surface on the annular outer wall. And calculating the positions of the inner groove and the outer groove of the angular contact ball bearing by utilizing the deviation angle formed by the inner slope surface of the inner ring groove position measuring tool or the outer slope surface of the outer ring groove position measuring tool and the angular contact ball. The inner ring groove position measuring tool and the outer ring groove position measuring tool are simple in structure and low in cost, can be formed in one step, are simple and convenient to operate, only use a trigonometric function during operation, are relatively fixed in calculation parameters, can improve the measuring precision by increasing decimal precision digits, are particularly suitable for large-scale production sites with relaxed precision requirements, and have high measuring speed.
Description
Technical Field
The invention relates to the field of bearings, in particular to a tool and a method for measuring positions of inner and outer ring grooves of an angular contact ball bearing.
Background
The angular contact ball bearing has the characteristics of high rotating speed and high precision, and is widely applied to various devices and equipment. In order to detect the axial distance between the outer ring and the inner ring channel of the angular contact ball bearing, a three-coordinate instrument is usually adopted for detection or a contourgraph is usually adopted for detection, the error of the three-coordinate instrument is small, the precision is high, but the efficiency of the measuring method is not high, the measuring method cannot be widely applied to a production field, and only can be used as a correction means; and the positioning accuracy of the contourgraph is not easy to control, and the measuring result can be changed and the error is shifted along with the different inclination angles of the clamped workpiece. Meanwhile, the two detection devices have high cost, and a tool and a method for rapid measurement are needed under the condition of not strict requirement on precision.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects in the prior art, and provides a measuring tool for the positions of inner and outer ring grooves of an angular contact ball bearing, which adopts the following technical scheme: the device comprises an inner ring groove position measuring tool and an outer ring groove position measuring tool; the inner ring groove position measuring tool is a hollow ring, the annular inner wall of the inner ring groove position measuring tool is an inner slope surface with a high left part and a low right part, and an included angle between the inner slope surface and the central line of the inner ring groove position measuring tool is 15 degrees; the outer ring groove position measuring tool is a hollow ring, the annular outer wall of the outer ring groove position measuring tool is an outer slope surface with a lower left part and a higher right part, and an included angle between the outer slope surface and the center line of the outer ring groove position measuring tool is 15 degrees; and the axial widths of the inner ring groove position measuring tool and the outer ring groove position measuring tool are the same as the axial width of the angular contact ball bearing to be measured.
The inner ring groove position measuring tool and the outer ring groove position measuring tool are made of metal.
A method for measuring the positions of inner and outer ring grooves of an angular contact ball bearing comprises a method for measuring the positions of the inner ring grooves and a method for measuring the positions of the outer ring grooves, wherein the method for measuring the positions of the inner ring grooves comprises the following steps:
the first step is as follows: fixing a measuring tool for the position of an inner ring groove on a vertical surface, taking down an outer ring of the measured angular contact ball bearing, and vertically embedding the inner ring and the angular contact ball embedded on the inner ring into the measuring tool for the position of the inner ring groove;
the second step is that: setting the radial distance between the left side of the inner slope surface positioned at the upper part and the left side of the inner slope surface positioned at the lower part in the inner ring groove position measuring tool as follows, setting the inner diameter of an inner ring of the angular contact ball bearing as follows, the diameter of the angular contact ball as follows, the curvature radius of the inner ring groove as follows, the clearance between the left side of the inner ring of the angular contact ball bearing and a vertical surface as follows, setting the distance between the left side of the inner ring of the angular contact ball bearing and the center of the bottom of the inner ring groove as follows, and setting the included angle between the vertical connecting line of the circle center of the angular contact ball and the contact point of the inner slope surface and the vertical direction of the angular contact ball as follows;
the third step: using formulas
The position is the position of the inner ring groove;
the method for measuring the position of the outer ring groove comprises the following steps:
the first step is as follows: taking off the outer ring of the measured angular contact ball bearing, fixing the outer ring together with the angular contact ball on a vertical surface, and embedding an outer ring groove position measuring tool into the outer ring of the measured angular contact ball bearing;
the second step is that: setting the radial distance between the right side of the outer slope surface positioned at the upper part and the right side of the outer slope surface positioned at the lower part in the outer ring groove position measuring tool as follows, setting the distance between the top of the upper groove of the outer ring of the angular contact ball bearing and the bottom of the groove at the lower part as follows, the diameter of the angular contact ball as follows, the curvature radius of the outer ring groove as follows, setting the gap between the left side of the outer ring groove position measuring tool and a vertical plane as follows, setting the distance between the left side of the outer ring of the angular contact ball bearing and the center of the bottom of the outer ring groove as follows, setting the included angle between the vertical connecting line of the circle center of the angular contact ball and the contact point of the outer slope surface and the vertical direction of the angular contact ball as follows, and setting the axial width of the outer ring of the angular contact ball bearing as follows;
the third step: and obtaining the position of the outer ring groove by using a formula.
Compared with the prior art, the invention has the beneficial effects that: and calculating the positions of the inner groove and the outer groove of the angular contact ball bearing by utilizing the deviation angle formed by the inner slope surface of the inner ring groove position measuring tool or the outer slope surface of the outer ring groove position measuring tool and the angular contact ball. The inner ring groove position measuring tool and the outer ring groove position measuring tool are simple in structure and low in cost, can be formed in one step, are simple and convenient to operate, only use a trigonometric function during operation, are relatively fixed in calculation parameters, can improve the measuring precision by increasing decimal precision digits, are particularly suitable for large-scale production sites with relaxed precision requirements, and have high measuring speed.
Drawings
FIG. 1 is a schematic cross-sectional view of an inner race groove position measurement tool of the present invention;
FIG. 2 is a cross-sectional view of an outer race groove position measurement tool of the present invention;
FIG. 3 is a schematic view of the inner race groove position measurement tool of the present invention;
FIG. 4 is a schematic illustration of the inner race groove position calculation of the present invention;
FIG. 5 is a schematic view of the outer race groove position measurement tool of the present invention;
FIG. 6 is a schematic diagram of outer race groove position calculation according to the present invention;
in the figure: 1-inner ring groove position measuring tool, 2-inner slope surface, 3-outer ring groove position measuring tool and 4-outer slope surface.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1 and 2, the tool for measuring the positions of the inner and outer ring grooves of the angular contact ball bearing adopts the technical scheme that: comprises an inner ring groove position measuring tool 1 and an outer ring groove position measuring tool 3; the inner ring groove position measuring tool 1 is a hollow ring, the annular inner wall of the inner ring groove position measuring tool is an inner slope surface 2 with a high left part and a low right part, and an included angle between the inner slope surface 2 and the central line of the inner ring groove position measuring tool 1 is 15 degrees; the outer ring groove position measuring tool 3 is a hollow ring, the annular outer wall of the outer ring groove position measuring tool is an outer slope surface 4 with a lower left part and a higher right part, and an included angle between the outer slope surface 4 and the center line of the outer ring groove position measuring tool 3 is 15 degrees; the axial widths of the inner ring groove position measuring tool 1 and the outer ring groove position measuring tool 3 are the same as the axial width of the angular contact ball bearing to be measured.
The inner ring groove position measuring tool 1 and the outer ring groove position measuring tool 3 are made of metal.
A method for measuring the positions of inner and outer ring grooves of an angular contact ball bearing comprises a method for measuring the positions of the inner ring grooves and a method for measuring the positions of the outer ring grooves, wherein the method for measuring the positions of the inner ring grooves comprises the following steps:
the first step is as follows: fixing a measuring tool 1 of the inner ring groove position on a vertical surface, taking down an outer ring of a measured angular contact ball bearing, vertically embedding an inner ring and an angular contact ball embedded on the inner ring into the measuring tool 1 of the inner ring groove position, wherein the upper part of the angular contact ball is fixed by an inner slope surface 2, so that the angular contact ball generates offset in an inner channel, and the offset angle is an included angle between an inner slope surface 2 and a central line of the measuring tool 1 of the inner ring groove position;
the second step is that: setting the radial distance between the left side of the inner slope surface 2 positioned at the upper part and the left side of the inner slope surface 2 positioned at the lower part in the inner ring groove position measuring tool 1 as follows, the inner diameter of an inner ring of the angular contact ball bearing is as follows, the diameter of the angular contact ball is as follows, the curvature radius of the inner ring groove is as follows, the clearance between the left side of the inner ring of the angular contact ball bearing and a vertical surface is as follows, the distance between the left side of the inner ring of the angular contact ball bearing and the center of the bottom of the inner ring groove is as follows, and the included angle between the vertical connecting line of the circle center of the angular contact ball and the contact point of the inner slope surface 2 and the vertical direction of the angular contact ball is as follows;
the third step: using formulas
The position is the position of the inner ring groove;
as shown in fig. 3 and 4, 101.808mm, 82.626mm, 12.303mm and 6.521mm are taken, the axial width of the inner ring groove position measuring tool 1 is the same as the axial width of the angular ball bearing to be measured, so that the exposed distance on the right side of the angular ball bearing to be measured is the gap between the left side of the inner ring of the angular ball bearing and the vertical plane, the measured distance is 0.883mm, the included angle between the vertical connecting line of the center of the angular ball and the contact point of the inner slope surface 2 and the vertical direction of the angular ball is 15 °, the side 1.496mm, the side 3.07mm, the side 5.584mm, the side 20.836mm and the side 11.455mm are calculated, and the distance between the left side of the inner ring of the angular ball bearing and the center of the bottom of the inner ring channel is 9.967 mm.
The method for measuring the position of the outer ring groove comprises the following steps:
the first step is as follows: the outer ring of the measured angular contact ball bearing is taken down and then fixed on a vertical surface together with an angular contact ball, an outer ring groove position measuring tool 3 is embedded into the outer ring of the measured angular contact ball bearing, the lower part of the angular contact ball is fixed by an outer slope surface 4, so that the angular contact ball is deflected in an outer channel in a reaction mode, and the deflection angle is an included angle between the outer slope surface 4 and the central line of the outer ring groove position measuring tool 3;
the second step is that: setting the radial distance between the right side of the outer slope surface 4 positioned at the upper part and the right side of the outer slope surface 4 positioned at the lower part in the outer ring groove position measuring tool 3 as follows, the distance between the top of the upper groove of the outer ring of the angular contact ball bearing and the bottom of the lower groove is as follows, the diameter of the angular contact ball is as follows, the curvature radius of the outer ring groove is as follows, the clearance between the left side of the outer ring groove position measuring tool 3 and a vertical surface is as follows, the distance between the left side of the outer ring of the angular contact ball bearing and the center of the bottom of the outer ring groove is as follows, the included angle between the vertical connecting line of the circle center of the angular contact ball and the contact point of the outer slope surface 4 and the vertical direction of the angular contact ball is as follows, and the axial width of the outer ring of the angular contact ball bearing is as follows;
the third step: and obtaining the position of the outer ring groove by using a formula.
As shown in fig. 5 and fig. 6, 107.347mm, 87.985mm, 12.303mm, 6.521mm, the axial width of the outer ring groove position measuring tool 3 is the same as the axial width of the angular ball bearing to be measured, so the distance of the right side of the outer ring groove position measuring tool 3 exposed is the gap between the left side of the outer ring groove position measuring tool 3 and the vertical plane, the angle between the vertical connecting line of the center of the angular ball and the contact point of the outer slope surface 4 and the vertical direction of the angular ball is 15 °, the axial width of the outer ring of the bearing to be measured is T20.000 mm, the side 1.496mm, the side 3.16mm, the side 5.584mm, 20.836mm, and 11.791mm can be calculated, and the distance between the left side of the inner ring of the angular ball bearing and the bottom center of the inner ring groove is 10.376 mm.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a measuring tool of outer lane ditch position in angular contact ball bearing which characterized in that: comprises an inner ring groove position measuring tool (1) and an outer ring groove position measuring tool (3); the inner ring groove position measuring tool (1) is a hollow ring, the annular inner wall of the inner ring groove position measuring tool is an inner slope surface (2) with a high left part and a low right part, and an included angle between the inner slope surface (2) and the central line of the inner ring groove position measuring tool (1) is 15 degrees; the outer ring groove position measuring tool (3) is a hollow ring, the annular outer wall of the outer ring groove position measuring tool is an outer slope surface (4) with a lower left part and a higher right part, and an included angle between the outer slope surface (4) and the center line of the outer ring groove position measuring tool (3) is 15 degrees; the axial width of the inner ring groove position measuring tool (1) and the outer ring groove position measuring tool (3) is the same as that of the angular contact ball bearing to be measured.
2. The tool for measuring the position of the inner and outer race grooves of the angular contact ball shaft according to claim 1, wherein: the inner ring groove position measuring tool (1) and the outer ring groove position measuring tool (3) are made of metal.
3. A method for measuring the positions of inner and outer ring grooves of an angular contact ball bearing comprises a method for measuring the positions of the inner ring grooves and a method for measuring the positions of the outer ring grooves, wherein the method for measuring the positions of the inner ring grooves comprises the following steps:
the first step is as follows: fixing a measuring tool (1) for the inner ring groove position on a vertical surface, taking down an outer ring of a measured angular contact ball bearing, and vertically embedding an inner ring and angular contact balls embedded on the inner ring into the measuring tool (1) for the inner ring groove position;
the second step is that: setting the radial distance between the left side of an inner slope surface (2) positioned at the upper part and the left side of the inner slope surface (2) positioned at the lower part in the inner ring groove position measuring tool (1) as follows, the inner diameter of an inner ring of the angular contact ball bearing is as follows, the diameter of the angular contact ball is as follows, the curvature radius of the inner ring groove is as follows, the clearance between the left side of the inner ring of the angular contact ball bearing and a vertical surface is as follows, the distance between the left side of the inner ring of the angular contact ball bearing and the center of the bottom of the inner ring groove is as follows, and the included angle between the vertical connecting line of the circle center of the angular contact ball and the contact point of the inner slope surface (2) and the vertical direction of the angular contact ball is as follows;
the third step: obtaining the position of the inner ring groove by using a formula;
the method for measuring the position of the outer ring groove comprises the following steps:
the first step is as follows: the outer ring of the measured angular contact ball bearing is taken down and then fixed on a vertical surface together with the angular contact ball, and an outer ring groove position measuring tool (3) is embedded into the outer ring of the measured angular contact ball bearing;
the second step is that: setting the radial distance between the right side of an outer slope surface (4) positioned at the upper part and the right side of the outer slope surface (4) positioned at the lower part in an outer ring groove position measuring tool (3) as follows, the distance between the top of an upper groove of an outer ring of the angular contact ball bearing and the bottom of a lower groove is as follows, the diameter of the angular contact ball is as follows, the curvature radius of the outer ring groove is as follows, the gap between the left side of the outer ring groove position measuring tool (3) and a vertical plane is as follows, the distance between the left side of the outer ring of the angular contact ball bearing and the center of the bottom of the outer ring groove is as follows, the included angle between the vertical connecting line of the circle center of the angular contact ball and the contact point of the outer slope surface (4) and the vertical direction of the angular contact ball is as follows, and the axial width of the outer ring of the angular contact ball bearing is as follows;
the third step: and obtaining the position of the outer ring groove by using a formula.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011531109 | 2020-12-22 | ||
| CN202011531109X | 2020-12-22 |
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| CN113154980A true CN113154980A (en) | 2021-07-23 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05126502A (en) * | 1991-10-31 | 1993-05-21 | Ntn Corp | Method for measuring dimensions of thin ring |
| CN1776362A (en) * | 2005-12-02 | 2006-05-24 | 洛阳轴承集团有限公司 | Angular contact ball bearing outer ring groove position instrument measuring method |
| CN101482384A (en) * | 2009-02-13 | 2009-07-15 | 瓦房店轴承集团有限责任公司 | Grinder trench position detection method of angular contact ball bearing |
| CN103808288A (en) * | 2013-12-27 | 2014-05-21 | 瓦房店轴承集团有限责任公司 | Angular contact ball bearing groove position measuring method |
| CN105571457A (en) * | 2015-12-15 | 2016-05-11 | 洛阳轴研科技股份有限公司 | Ball bearing outer ring groove bottom diameter measurement device and measurement method |
| CN106369061A (en) * | 2016-08-31 | 2017-02-01 | 洛阳轴研科技股份有限公司 | Groove position design method for angular contact ball bearing |
-
2021
- 2021-03-24 CN CN202110314562.3A patent/CN113154980A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05126502A (en) * | 1991-10-31 | 1993-05-21 | Ntn Corp | Method for measuring dimensions of thin ring |
| CN1776362A (en) * | 2005-12-02 | 2006-05-24 | 洛阳轴承集团有限公司 | Angular contact ball bearing outer ring groove position instrument measuring method |
| CN101482384A (en) * | 2009-02-13 | 2009-07-15 | 瓦房店轴承集团有限责任公司 | Grinder trench position detection method of angular contact ball bearing |
| CN103808288A (en) * | 2013-12-27 | 2014-05-21 | 瓦房店轴承集团有限责任公司 | Angular contact ball bearing groove position measuring method |
| CN105571457A (en) * | 2015-12-15 | 2016-05-11 | 洛阳轴研科技股份有限公司 | Ball bearing outer ring groove bottom diameter measurement device and measurement method |
| CN106369061A (en) * | 2016-08-31 | 2017-02-01 | 洛阳轴研科技股份有限公司 | Groove position design method for angular contact ball bearing |
Non-Patent Citations (2)
| Title |
|---|
| 张丽琦等: "利用自制夹具测量角接触球轴承沟位置标准件", 《哈尔滨轴承》 * |
| 胡晓辉等: "角接触球轴承套圈沟位置的测量分析及改进", 《轴承》 * |
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Application publication date: 20210723 |