CN2114155U - Bearing outer ball diameter measuring apparatus - Google Patents
Bearing outer ball diameter measuring apparatus Download PDFInfo
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- CN2114155U CN2114155U CN 91228680 CN91228680U CN2114155U CN 2114155 U CN2114155 U CN 2114155U CN 91228680 CN91228680 CN 91228680 CN 91228680 U CN91228680 U CN 91228680U CN 2114155 U CN2114155 U CN 2114155U
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- adjusting gear
- measuring
- instrument
- ball diameter
- outer ball
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model relates to a bearing outer ball diameter measuring apparatus, composed of a base, an instrument rack, a measuring instrument, a measuring desk, a rear adjustment device, a lower adjustment device, a left adjustment device and a special comparison block. The utility model is characterized in that the measured component and the measuring desk can together move up and down and rotate, and the left adjustment device and the measuring desk are connected to form the integration. When the bearing outer ball diameter measuring apparatus is used, the diameter of the cylindrical surface of the special comparison block is measured firstly. Besides, the instrumentation is adjusted, and then, the measured component is put in. The user adjusts the lower adjustment device and the left adjustment device and rotates a working desk, and thus, the user can measure the ball diameter of the measured component and the curvature change. The utility model can integrally implement the technical measurement requirement of the ZDJ11-008-87 standard for the outer ball diameter and perfects the detection means of insert bearings.
Description
A kind of bearing outer ball diameter measuring instrument mainly is applicable to the measurement of bearing industry bearing with spherical outside surface sphere diameter, also is applicable to the measurement with bearing with spherical outside surface shape identical parts.
Existing measurement D913 instrument for measuring bearings to bearing with spherical outside surface outer ring sphere diameter, it mainly by measurement instrument (1), tighten up handle (2), auxiliary fulcrum (5), measure stand (6) and constitute, measured piece (4) is placed on the table top of measuring stand (6) and fulcrum (5), the top contact of measuring staff of auxiliary fulcrum (3) and measurement instrument (1), with manually, measured piece is rotated, draw measured value, compare with standard value and measured value again, draw deviate.This measuring method can only be measured a sphere diameter size of outer ring, can not measure many sphere diameter sizes by the centre of sphere, does not meet the regulation requirement of ZDJ11-008-87-.Adopt the model light gap method that certain limitation is also arranged to curved transition in addition, difficulty is judged the whether qualified of curvature, because when measuring, only use a model usually, it is neither maximum limit of size, neither the minimum limit of size, so can not be controlled at curved transition within the margin tolerance effectively.If adopt two limit models, again because the sphere diameter dimensional tolerence is less, model precision height, manufacture difficulty is big, and use is observed in inconvenience, so generally do not adopt two limit models, and with a model, also have, adopt light slit control method to measure sphere diameter, reviewer and the direct labor up-to-standard and underproof dispute to curvature often appears, so the D913 instrument for measuring bearings can not satisfy the needs of present bearing with spherical outside surface production testing far away.
In order to overcome the deficiency of D913 instrument for measuring bearings, the purpose of this utility model provides a kind of new bearing outer ball diameter measuring instrument, it can be controlled at bearing with spherical outside surface outer ring curved transition within the margin tolerance effectively, satisfy the requirement in the ZDJ11-008-87 bearing standard again: " when measuring the outer ring, should in several cross sections of the sphere measured zone of leaving cycle surface 1/5 width, take multiple measurements by the centre of sphere.
The utility model is achieved in that it is made up of base, instrument calibration, measurement instrument, test desk, back adjusting gear.It is characterized in that also being provided with down adjusting gear, left adjusting gear and special-purpose comparison block.Instrument calibration is contained on the base, measurement instrument is equipped with in front portion at instrument calibration, and the back adjusting gear is housed at the rear portion of instrument calibration, and back adjusting gear center and measurement instrument gauge head center are on an axis, its connecting line is the measuring center line, and its malalignment is 0.08mm～0.005mm.Adjusting gear down is housed in the middle and lower part of instrument calibration, following adjusting gear center line vertical with the measuring center line and with the measuring center line in same plane, its non-perpendicularity is not more than 0.05mm, its off normal is put and is not more than 0.08mm, its turning axle passes the sleeve at the instrument calibration middle part of packing into, with the sleeve endoporus be clearance fit, at the upper end of turning axle fixation measuring platform, test desk can rotate with turning axle, and its face runout is not more than 0.03mm.The top contact in micrometer axle upper end of center, turning axle lower surface and following adjusting gear adjusted the downward modulation device turning axle is moved up and down.Have side plate and test desk to combine as a whole in the side of test desk, left adjusting gear is packed on the side plate, and its micrometer axle front end is equipped with plate washer, and the plate washer workplace is vertical with plane on the test desk, and its out of plumb is directly spent and is not more than 0.1mm.Special-purpose comparison block and measured piece successively are placed on the test desk plane, are positioned in the middle of the measuring center line.With the good measurement instrument in special-purpose comparison block school, take off special-purpose comparison block then, put measured piece, rotate to an angle according to the measured piece width, so just can draw spherical diameter and curved transition by the section gauge of the centre of sphere.Special-purpose comparison block is a rectangular body, its front-back is the garden cylinder in same axle center, the nominal size of garden cylinder external diameter and width is identical with the nominal size of measured piece spherical outside surface external diameter and width, top and bottom are plane parallel to each other, the diagonal line of top and bottom and garden cylinder center line intersect, about face also be plane parallel to each other, the manufacturing accuracy of special-purpose comparison block is higher than 2～4 times of precision of measured piece.
Below in conjunction with embodiment and accompanying drawing structure of the present utility model and working condition are described further.
Fig. 1 is the schematic front view of D913 instrument for measuring bearings.
Fig. 2 is a schematic front view of the present utility model.
Fig. 3 is a signal left view of the present utility model.
Fig. 4 is special-purpose comparison block stereographic map.
Instrument calibration (22) is contained in the top of base (19) by fixed handle (11), is fixed on the suitable position of operation.Measurement instrument (7) is equipped with by fastening handle (8) in front portion at instrument calibration (22).Back adjusting gear (20) is housed at the rear portion of instrument calibration (22), the center of back adjusting gear micrometer axle and measurement instrument gauge head center on an axis, its line is measuring center line (12), its malalignment is 0.08mm～0.002mm.There is following adjusting gear (26) (22) middle and lower part at instrument calibration by the center pit device, following adjusting gear center line (21) is vertical with measuring center line (12), and with measuring center line (12) in same plane, its non-perpendicularity is not more than 0.02mm, its off normal amount is 0.03mm.Turning axle (25) in the following adjusting gear (26) passes sleeve (23) endoporus (24) at the instrument calibration of packing into (22) middle part, with sleeve endoporus (24) be clearance fit.Upper end at turning axle (25) is fixed with test desk (9) by holding screw (27), and test desk (9) can be with turning axle (25) rotation, and its face runout is not more than 0.03mm.One side of test desk (9) combines as a whole by screw and side plate (13), and left adjusting gear (14) is contained in the fitting recess of side plate (13).Left side adjusting gear (14) and back adjusting gear (20) all are equipped with micrometer mechanism commonly used (15), micrometer axle (16) front end of left side adjusting gear (14) is equipped with plate washer (18) by holding screw, upward the plane is vertical with test desk (9) for plate washer workplace (17), its non-perpendicularity is not more than 0.05mm, special-purpose comparison block is a rectangular body, its front-back (29) is the garden cylinder in same axle center, its not the garden degree be not more than 0.002mm, its not the post degree be not more than 0.008mm, the nominal size of garden cylinder outer diameter D and width B is identical with the nominal size of measured piece spherical outside surface external diameter and width, and the size of height H is not less than the radius of measured piece.Lower plane on it (31) is plane parallel to each other, its nonparallelism is not more than 0.01mm, about face (28) also be plane parallel to each other, its depth of parallelism is not more than 0.03mm, there is a technology through hole (30) at the center of lower plane on it (31), the center of technology through hole and two garden cylinder centres, the diagonal line (32) of last lower plane (31) intersects with garden cylinder center line (33).Garden cylinder lower plane non-perpendicularity is not more than 0.003mm.
During work, special-purpose comparison block lower plane is placed on the centre that is positioned at measuring center line (12) on the last plane of test desk (9), the left side and plate washer (18) are close to, adjusting back adjusting gear (20) contacts the gauge head of measurement instrument (7) and the micrometric screw gauge head of back adjusting gear (20) respectively with the front-back (29) of special-purpose comparison block, adjust the micrometer mechanism commonly used (15) of left adjusting gear (14), press its actual value to good measurement instrument (7), take off comparison block then, put measured piece (10), adjust adjusting gear (26) down, find out the turning point of measurement instrument (7) pointer and tighten up, adjust left adjusting gear (14) and find out measurement instrument (7) pointer turning point, measurement instrument (7) indicated value is exactly the sphere diameter size of measured piece (10), and check the symmetry of part, left adjusting gear (14) is tightened up, width according to measured piece (10) makes test desk (9) rotate suitable angle with measured piece (10) at last, and measurement instrument this moment (7) just demonstrates sphere diameter size and curved transition.
The measurement means of bearing with spherical outside surface that the utility model is perfect, with the D913 instrument for measuring bearings following advantage is arranged relatively: carry out all sidedly the ZDJ11-008-87 standard to the commercial measurement requirement of outer ball diameter, enlarged measurement parameter, the product quality that guarantees and improve bearing with spherical outside surface has been played the technical guarantee effect.
The utility model is on probation at our factory, has obtained direct labor and Quality People's favorable comment.
Claims (3)
1, a kind of outer ball diameter measuring instrument, it is by base (19), and instrument calibration (22), measurement instrument (7), back adjusting gear (20) are formed.It is characterized in that also being provided with down adjusting gear (26), left adjusting gear (14) and special-purpose comparison block.By center pit adjusting gear (26) down is housed in instrument calibration (22) middle and lower part, following adjusting gear center line (21) is vertical with measuring center line (12), and with measuring center line (12) in same plane, its non-perpendicularity is not more than 0.05mm, its off normal amount is not more than 0.08mm, turning axle (25) in the following adjusting gear (26) passes the endoporus (24) of the sleeve (23) at the instrument calibration of packing into (22) middle part, with sleeve endoporus (24) be clearance fit, be fixed with test desk (9) in the upper end of turning axle (25), test desk (9) face runout is not more than 0.03mm, the side of test desk (9) and side plate (13) combine as a whole, left side adjusting gear (14) is contained in the pilot hole of side plate (13), micrometer axle (16) front end and the plate washer (18) of left side adjusting gear (14) combine as a whole, upward the plane is vertical with test desk (9) for plate washer workplace (17), and its non-perpendicularity is not more than 0.005mm.
2, bearing outer ball diameter measuring instrument according to claim 1, it is characterized in that special-purpose comparison block is a rectangular body, its front-back (29) is the garden cylinder in same axle center, and the external diameter of garden cylinder is identical with the nominal size of measured piece spherical outside surface external diameter and width with the nominal size of width.
3, according to claim 1,2 described bearing outer ball diameter measuring instruments, the top and bottom (31) that it is characterized in that special-purpose comparison block are plane parallel to each other, about face (28) also be plane parallel to each other, the diagonal line of top and bottom (32) and garden cylinder center line (33) intersect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91228680 CN2114155U (en) | 1991-11-14 | 1991-11-14 | Bearing outer ball diameter measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91228680 CN2114155U (en) | 1991-11-14 | 1991-11-14 | Bearing outer ball diameter measuring apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2114155U true CN2114155U (en) | 1992-08-26 |
Family
ID=4934322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91228680 Granted CN2114155U (en) | 1991-11-14 | 1991-11-14 | Bearing outer ball diameter measuring apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2114155U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062594A (en) * | 2010-12-01 | 2011-05-18 | 洛阳轴研科技股份有限公司 | Method for measuring cylindricity of round workpiece |
| CN103528557A (en) * | 2013-09-30 | 2014-01-22 | 北京航天控制仪器研究所 | High-precision sphere diameter measuring instrument |
| CN105953764A (en) * | 2016-06-15 | 2016-09-21 | 耐世特凌云驱动***（芜湖）有限公司 | Measuring device for spherical surface diameter of CV outer ring |
| CN107063046A (en) * | 2017-05-25 | 2017-08-18 | 浙江辛子精工机械股份有限公司 | A kind of band straight flange deep groove ball bearing circle composite detection tool |
| DE102017112467A1 (en) * | 2017-06-07 | 2018-12-13 | Schaeffler Technologies AG & Co. KG | Device for controlling a surface of a spherical body |
-
1991
- 1991-11-14 CN CN 91228680 patent/CN2114155U/en active Granted
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062594A (en) * | 2010-12-01 | 2011-05-18 | 洛阳轴研科技股份有限公司 | Method for measuring cylindricity of round workpiece |
| CN103528557A (en) * | 2013-09-30 | 2014-01-22 | 北京航天控制仪器研究所 | High-precision sphere diameter measuring instrument |
| CN103528557B (en) * | 2013-09-30 | 2016-02-10 | 北京航天控制仪器研究所 | A kind of high-accuracy sphere diameter gauge |
| CN105953764A (en) * | 2016-06-15 | 2016-09-21 | 耐世特凌云驱动***（芜湖）有限公司 | Measuring device for spherical surface diameter of CV outer ring |
| CN107063046A (en) * | 2017-05-25 | 2017-08-18 | 浙江辛子精工机械股份有限公司 | A kind of band straight flange deep groove ball bearing circle composite detection tool |
| CN107063046B (en) * | 2017-05-25 | 2023-08-11 | 浙江辛子精工机械股份有限公司 | Composite gauge for straight-edge deep groove ball bearing ring |
| DE102017112467A1 (en) * | 2017-06-07 | 2018-12-13 | Schaeffler Technologies AG & Co. KG | Device for controlling a surface of a spherical body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |