A method for detecting the shoulder angle of a bearing ring

Abstract

The present application relates to the measuring method of bearing, specifically relates to a kind of detection method of bearing ring flange angle, by designing several size sections of cylindrical sleeve, the maximum diameter direction of the measured workpiece is determined conveniently, and is matched with standard gauge, the detection of flange angle is carried out on the profilometer, and the accurate numerical value of flange angle is obtained by calculation.This detection method is convenient to adjust, simple to operate, without complex tooling, avoids the influence of tooling precision on measurement result, can quickly and accurately and intuitively detect the angle of bearing ring flange to end face, ensures the quality of product, and can effectively guide production.

Description

TECHNICAL FIELD

[0001] The present application relates to a bearing measurement method, in particular to a bearing ring rib angle detection method, belonging to the technical field of bearing detection. BACKGROUND

[0002] The bearing ring rib angle is a key factor in design, and whether this size can meet the design requirements seriously affects the lubrication performance and running performance of the bearing, therefore, the accurate detection of the bearing ring rib angle is particularly important. The traditional detection method has a large error due to the influence of instrument precision. SUMMARY

[0003] In order to solve the problem that the bearing ring rib angle cannot be accurately detected, the purpose of the present application is to provide a bearing ring rib angle detection method, which directly calculates the detection result by designing several size sections of cylindrical barrels to determine the center plane of the measured workpiece, and accurately detecting on a profiler by matching standard blocks.

[0004] In order to achieve the above purpose, the technical scheme adopted by the present application is as follows: a bearing ring rib angle detection method, the specific steps are as follows:

[0005] (1) a plurality of cylindrical sleeves of different size sections are made;

[0006] (2) the instrument moves the tooling and is placed on the instrument platform;

[0007] (3) the measured bearing ring is placed horizontally on the instrument moving tooling;

[0008] (4) the cylindrical sleeve of the appropriate size section is placed horizontally on the measured bearing ring, and the measured bearing ring and the cylindrical sleeve are moved together, and the axis of the cylindrical sleeve is observed to be consistent with the axis of the instrument measuring needle;

[0009] (5) the two end faces of the cylindrical sleeve placed on the measured bearing ring in step (4) are the A end of the sleeve and the B end of the sleeve; the instrument measuring needle is moved to the A end of the cylindrical sleeve, the Y direction screw knob on the instrument moving tooling is adjusted, and the highest point of the A end of the cylindrical sleeve is found;

[0010] (6) the instrument measuring needle is moved to the B end of the cylindrical sleeve, the Y direction screw knob on the instrument moving tooling is adjusted, and the highest point of the B end of the cylindrical sleeve is found;

[0011] (7) the position of the cylindrical sleeve is adjusted through the difference between the heights of the A and B ends of the cylindrical sleeve, so that the A and B ends of the cylindrical sleeve are simultaneously at the highest point;

[0012] (8) Put the standard gauge block with height lower than the height of the bearing ring rib by 0.5 mm on the instrument moving tool and contact the outer diameter of the rib;

[0013] (9) Adjust the measuring needle of the instrument to the position close to the oil groove of the bearing ring rib, so that it continuously moves over the rib and the plane of the standard gauge block;

[0014] (10) Calculate the included angle between the rib and the end face of the bearing ring by using the program of the instrument, that is, complete the detection of the angle of the bearing ring rib.

[0015] Further, in the step (1), the different size sections refer to different outer diameters and heights;

[0016] Further, the instrument moving tool of the step (2) comprises two metal plates, a Y-axis screw knob and a spring, wherein the two metal plates are connected by the spring, and the Y-axis horizontal movement of the upper metal plate is realized by the Y-axis screw knob.

[0017] Further, the suitable size section of the cylindrical sleeve of the step (4) refers to that the outer diameter of the cylindrical sleeve is greater than the inner diameter of the measured workpiece, and the height of the cylindrical sleeve is less than the inner diameter of the measured workpiece.

[0018] Further, the instrument moving tool is selected from TAYLOR HOBSON Y AXIS TABLE 1121826.

[0019] Further, the instrument in each step is a profilometer, and the model is TAYLOR HOBSON PGI 1230.

[0020] The detection method has the following beneficial effects:

[0021] The detection method is convenient to adjust and simple to operate, without complex tooling, so that the influence of the tooling precision on the measurement result is avoided, the angle of the bearing ring rib to the end face can be quickly, accurately and intuitively detected, the quality of the product is ensured, and the production can be effectively guided. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 The structure diagram of the cylindrical sleeve prepared for the detection method of the application.

[0023] Figure 2 The structure diagram of the instrument moving tool used in the detection method of the application.

[0024] Figure 3 The schematic diagram of the state that the measuring needle of the instrument points to the A end of the cylindrical sleeve.

[0025] Figure 4 The schematic diagram of the state that the measuring needle of the instrument points to the B end of the cylindrical sleeve.

[0026] Figure 5 The schematic diagram of the state of the instrument pointer close to the oil groove position after placing the standard gauge block for the outer diameter of the measured bearing ring.

[0027] Figure 6 The schematic diagram of the state of the instrument pointer moving to the standard gauge block plane position.

[0028] Figure 7 The schematic diagram of the bearing ring flange and end face angle detected by the method of the present application.

[0029] In the figure, 1 is a cylindrical sleeve, 2 is an instrument moving tool, 3 is an instrument measuring needle, 4 is a standard gauge block, and 5 is a measured bearing ring. DETAILED DESCRIPTION

[0030] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below in combination with the drawings. In the following description, a lot of specific details are set forth in order to fully understand the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the connotation of the present application, so the present application is not limited by the specific embodiments disclosed below.

[0031] As shown in a bearing ring flange angle detection method, the bearing inner ring is taken as the measurement object, and the specific steps are as follows: Figures 1-7

[0032] (1) A plurality of cylindrical sleeves 1 of different sizes are made, as shown in the figure; Figure 1

[0033] (2) An instrument moving tool 2 is placed on the instrument platform;

[0034] (3) The measured bearing ring 5 is placed horizontally on the instrument moving tool 2, as shown in the figure; Figure 2

[0035] (4) The cylindrical sleeve 1 of the appropriate size segment is placed horizontally on the measured bearing ring 5, and the measured bearing ring 5 and the cylindrical sleeve 1 are moved together, and the axis of the cylindrical sleeve 1 is observed to be consistent with the axis of the instrument measuring needle;

[0036] (5) The two end faces of the cylindrical sleeve 1 placed on the measured bearing ring 5 in step (4) are the A end of the sleeve and the B end of the sleeve; the instrument measuring needle 3 is moved to the A end of the cylindrical sleeve 1, the Y direction screw knob on the instrument moving tool 2 is adjusted, and the highest point of the cylindrical sleeve A end is found, as shown in the figure; Figure 3

[0037] ​​​​(6) Move the instrument probe 3 to the B end of the cylindrical sleeve 1, adjust the Y-axis screw knob on the instrument moving tool 2, and find the highest point of the B end of the cylindrical sleeve, as shown in Figure 4 ;

[0038] (7) Adjust the position of the cylindrical sleeve 1 through the height difference between the A and B ends of the cylindrical sleeve, to ensure that the A and B ends of the cylindrical sleeve 1 are at the highest point at the same time;

[0039] (8) Put the standard gauge block 4 with a height of 0.5mm lower than the height of the bearing ring rib on the instrument moving tool 2 and contact the outer diameter of the rib, as shown in Figure 5 ;

[0040] (9) Adjust the instrument probe 3 to the position close to the oil groove of the bearing ring rib, so that it continuously moves through the rib and the standard gauge block 4 plane, as shown in Figure 6 ;

[0041] (10) Calculate the angle between the rib and the end face of the ring using the instrument program, that is, complete the detection of the angle of the bearing ring rib, as shown in Figure 7 .

[0042] The instrument moving tool 2 is a TAYLOR HOBSON Y AXIS TABLE 112 1826.

[0043] The instrument in each step is a profilometer, model TAYLOR HOBSON PGI 1230.

[0044] The bearing ring rib angle is a key factor in design. Whether this size can meet the design requirements seriously affects the lubrication performance and running performance of the bearing, and accurate detection of the rib angle is very important. By designing several size sections of cylindrical sleeves, the maximum diameter direction of the measured workpiece is determined, and standard gauge blocks are matched to detect the rib angle on the profilometer, and the accurate value of the rib angle is obtained by calculation.

Claims

1. A method of detecting the corner angle of a bearing ring flange, characterized in that, The specific steps are as follows: (1) make a plurality of cylindrical sleeves of different size sections; (2) place the instrument moving tool on the instrument platform; (3) place the measured bearing ring horizontally on the instrument moving tool; (4) place the prepared cylindrical sleeve of the appropriate size section horizontally on the measured bearing ring, move the measured bearing ring and the cylindrical sleeve together, and make the axis of the cylindrical sleeve consistent with the axis of the instrument measuring needle; (5) the two end faces of the cylindrical sleeve placed on the measured bearing ring in step (4) are the A end of the sleeve and the B end of the sleeve; move the instrument measuring needle to the A end of the cylindrical sleeve, adjust the Y direction screw knob on the instrument moving tool, and find the highest point of the A end of the cylindrical sleeve; (6) move the instrument measuring needle to the B end of the cylindrical sleeve, adjust the Y direction screw knob on the instrument moving tool, and find the highest point of the B end of the cylindrical sleeve; (7) adjust the position of the cylindrical sleeve through the difference between the heights of the A and B ends of the cylindrical sleeve to ensure that the A and B ends of the cylindrical sleeve are at the highest point at the same time; (8) place the standard gauge block with a height of 0.5mm lower than the height of the bearing ring retaining edge on the instrument moving tool and contact the outer diameter of the retaining edge; (9) adjust the measuring needle of the instrument to the position near the oil groove of the bearing ring retaining edge, so that it continuously moves over the retaining edge and the standard gauge block plane; (10) calculate the angle between the retaining edge and the end face of the instrument program, that is, complete the detection of the retaining edge angle of the bearing ring; By designing several size sections of cylindrical sleeves, the maximum diameter direction of the measured workpiece can be easily determined, and the retaining edge angle detection can be carried out on the profiler by matching the standard gauge block, and the accurate value of the retaining edge angle can be obtained by calculation.

2. The method of claim 1, wherein: In step (1), the different size sections refer to different outer diameters and heights.

3. The method of claim 1, wherein: The instrument moving tool of step (2) includes two metal plates, a Y direction screw knob and a spring, and the two metal plates are connected by the spring and can move horizontally in Y direction by the Y direction screw knob.

4. The method of claim 1, wherein: The appropriate size section of the cylindrical sleeve in step (4) refers to the outer diameter of the cylindrical sleeve being larger than the inner diameter of the measured workpiece, and the height of the cylindrical sleeve being smaller than the inner diameter of the measured workpiece.

5. The method of claim 1, wherein: The instrument moving tool is a TAYLOR HOBSON Y AXIS TABLE 112 1826.

6. The method of claim 1, wherein: The instrument in each step is a profiler, and the model is TAYLOR HOBSON PGI 1230.

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