CN202886101U - Combined measuring equipment for face-to-face paired mounting angular contact ball bearings - Google Patents
Combined measuring equipment for face-to-face paired mounting angular contact ball bearings Download PDFInfo
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- CN202886101U CN202886101U CN 201220543030 CN201220543030U CN202886101U CN 202886101 U CN202886101 U CN 202886101U CN 201220543030 CN201220543030 CN 201220543030 CN 201220543030 U CN201220543030 U CN 201220543030U CN 202886101 U CN202886101 U CN 202886101U
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Abstract
The utility model provides combined measuring equipment for face-to-face paired mounting angular contact ball bearings so as to overcome uncertainty and blindness of a conventional manual assembling and calibration technology. The combined measuring equipment comprises a pressing and sensing detection mechanism, a transmission and pivoting friction torque measuring mechanism and a bearing installation base, wherein the pressing and sensing detection mechanism is connected and arranged on a rolling linear guide rail pair of the bearing installation base through a stand column and can move along the rolling linear guide pair and is located by a location block, a stroke limited block and a rear limited block, the transmission and pivoting friction torque measuring mechanism is arranged on a base in the bearing installation base by a motor base, and the process of measuring a pivoting friction torque is realized by using a coupler and a transmission rod for driving a pressing sleeve and a bearing inner ring in the bearing installation base. The combined measuring equipment for the face-to-face paired mounting angular contact ball bearings can provide accurate and quantitative alignment standards for assembling and calibration of precise shafting under certain shafting precision and practical lubrication conditions.
Description
Technical field
The utility model relates to the measurement mechanism of a kind of angular contact ball bearing pretightning force, relative displacement, pivoting friction torque, is specifically related to face-to-face mounted in pairs angular contact ball bearing combination metering device.
Background technology
The dress of precision bearing system than process in, the installation of angular contact ball bearing is most important in pairs, is the major influence factors of whole shafting precision.The classical mounting means of angular contact ball bearing can be divided into face-to-face mounted in pairs and back-to-back mounted in pairs two large classes in pairs.
Mounted in pairs angular contact ball bearing pretightning force, both relations of relative displacement are: bearing pre-fastening is larger, and then relative displacement is larger, and this moment, pivoting friction torque also can be larger, and shafting precision is higher simultaneously, and vice versa.But moment of friction will be brought difficulty to servocontrol too greatly, can affect conversely the control accuracy that whole axle is.
So, in the process of the dress school of precision bearing system, need to according to the requirement of shafting precision, be optimized coupling to bearing pre-fastening, relative displacement and pivoting friction torque.
Just determine relative displacement with operating personnel's experience in traditional precision bearing system dress school process, thereby then under this relative displacement, owing to reaching, bearing pre-fastening, pivoting friction torque, shafting precision thrin do not require to cause repeatedly doing over again of the work of debuging, and finally in unloading process is done over again by axle system, cause easily the parts damage, affect on the contrary shafting precision and debug the duration with the very big axle system that delays.
The utility model content
The utility model provides a kind of face-to-face mounted in pairs angular contact ball bearing combination metering device, with the uncertainty that overcomes existing people's frock gyp skill and blindness, in the hope of under certain shafting precision and under the actual lubricating condition, be specified to accurately the numerical value to established angle contact ball bearing pretightning force, relative displacement and pivoting friction torque, satisfy the technical matters that high precision axle system debugs.
For realizing above utility model purpose, the utility model proposes following solution.
Mounted in pairs angular contact ball bearing combination metering device forms with sensing detection mechanism, transmission and pivoting friction torque measuring mechanism, bearing mounting seat three parts by exerting pressure face-to-face;
Described bearing mounting seat comprises that outer race holds down assembly, bearing inner ring holds down assembly, positioning disk and base.Described outer race holds down assembly and bearing inner ring holds down assembly common compresses angular contact ball bearing to be measured, and integral installation is in described positioning disk (17), and positioning disk (17) in the vertical direction is fixed on the base (1); The outside that is positioned at positioning disk (17) is equipped with linear rolling guide (3) at base, on base, be fixedly installed respectively locating piece (4) and rear limited block (2) near linear rolling guide (3) two ends, be socketed with adaptive stroke limit piece (5) at linear rolling guide (3);
Described exerting pressure comprises the handwheel (9) that sets gradually, handwheel erecting frame, web joint (11), dish type tension-compression sensor (12) from top to bottom, presses nail (13) and platen (15) with sensing detection mechanism, platen (15) can be when pressing down with outer race hold down assembly contact also transmission of pressure but with the bearing inner ring maintenance gap that holds down assembly; Be fixedly installed guidepost (8) adaptive with described web joint (11) slip, in order to vertically to lead in handwheel erecting frame one side; Column (6) in that the arranged outside of guidepost is fixedly connected with described handwheel erecting frame, guidepost (8) is provided with the grating scale (7) parallel with described guidepost (8) at column (6); The bottom of column (6) is fixedly connected with stroke limit piece (5) with linear rolling guide (3);
Described transmission and pivoting friction torque measuring mechanism comprise variable-frequency motor (22), bellows-type shaft coupling (21), non-contact torque sensor (20), shaft coupling (19) and the drive link (24) that is in transmission connection successively from bottom to top, wherein variable-frequency motor (22) and non-contact torque sensor (20) are fixing by motor cabinet (23) and base (1), the two ends of drive link all are fixedly connected with the cover (28) of exerting pressure, and the top of shaft coupling (19) cooperates with drive link (24) middle part clamping.
Based on above-mentioned basic technical scheme, the utility model also has following optimization to limit and improves:
Outer race holds down assembly and comprises bearing seat (18) and the bearing cup (16) of up and down discrete setting, and bearing inner ring holds down assembly and comprises flange (29), inner spacing collar (26) and the cover (28) of exerting pressure; On the circumferencial direction of positioning disk, by holding screw bearing seat (18) is fixedly connected with the positioning disk sidewall with bearing cup (16); Platen (15) can be when pressing down contacts with bearing cup (16) and transmission of pressure but keep the gap with flange (23).
Between the bottom of column (6) and stroke limit piece (5), be provided with to lock transmission shaft (34) and the lock cam (35) of column.
Adopt face-to-face mounted in pairs angular contact ball bearing pretightning force of the present utility model, relative displacement, pivoting friction torque combination metering device, under certain shafting precision and under the actual lubricating condition, can be specified to accurately the numerical value to established angle contact ball bearing pretightning force, relative displacement and pivoting friction torque, dress school to precision bearing system provides accurate, quantitative adjustment standard, has overcome uncertainty and the blindness of existing people's frock gyp skill.
This measurement mechanism also is applicable to the measurement of the bearing of different size, only need to be according to the specification of bearing the specification of corresponding change bearing cup, bearing seat, the cover of exerting pressure, inner spacing collar, flange get final product.
Description of drawings
Fig. 1 is structural representation of the present utility model (external overall);
Fig. 2 is the cross-sectional schematic of the left view of Fig. 1;
Fig. 3 be Fig. 1 central post and bearing mounting seat coupling part A to cut-open view.
Fig. 4 be Fig. 3 B to cut-open view.
The drawing reference numeral explanation:
1. base; 2. rear limited block; 3. linear rolling guide; 4. locating piece; 5. stroke limit piece; 6. column; 7. grating scale; 8. guidepost; 9. handwheel; 10. trapezoidal screw; 11. web joint; 12. dish type tension-compression sensor; 13. press nail; 14. terminal pad; 15. platen; 16. bearing cup; 17. positioning disk; 18. bearing seat; 19. shaft coupling; 20. non-contact torque sensor; 21. bellows-type shaft coupling; 22. variable-frequency motor; 23. motor cabinet; 24. drive link; 25. lower bearing; 26. inner spacing collar; 27. head bearing; The cover 28. exert pressure; 29. flange; 30. lower thrust-bearing; 31. up-thrust bearing; 32. trapezoidal nut; 33. set lever; 34. transmission shaft; 35. lock cam; 36. flat key.
Embodiment
Such as Fig. 1-shown in Figure 4, face-to-face mounted in pairs angular contact ball bearing pretightning force of the present utility model, relative displacement, pivoting friction torque combination metering device form with sensing detection mechanism, transmission and pivoting friction torque measuring mechanism, bearing mounting seat three parts by exerting pressure:
Exert pressure and be mounted on the linear rolling guide 3 of bearing mounting seat by column 6 with sensing detection mechanism, can move along linear rolling guide, determine its position by locating piece 4 and stroke limit piece 5, rear limited block 2, to adapt to the bearing measuring of different size.Transmission and pivoting friction torque measuring mechanism are to be installed on the base 1 in the bearing mounting seat by the motor cabinet 23 that arranges, and the process of measuring pivoting friction torque is to rotate to realize with exerting pressure cover 28 and bearing inner ring in the dynamic bearing mounting seat by shaft coupling 19 and drive link 24.
The main spare part that comprises with sensing detection mechanism of exerting pressure has: column 6, grating scale 7, guidepost 8, handwheel 9, trapezoidal screw 10, trapezoidal nut 32, up-thrust bearing 31, web joint 11, lower thrust-bearing 30, dish type tension-compression sensor 12, press nail 13, terminal pad 14, platen 15, set lever 33, transmission shaft 34, lock cam 35.
The main spare part that the bearing mounting seat comprises has: base 1, linear rolling guide 3, rear limited block 2, locating piece 4, stroke limit piece 5, positioning disk 17, bearing cup 16, bearing seat 18, exert pressure cover 28, inner spacing collar 26, flange 29.
The main spare part that transmission and pivoting friction torque measuring mechanism comprise has: motor cabinet 23, variable-frequency motor 22, bellows-type shaft coupling 21, non-contact torque sensor 20, shaft coupling 19, drive link 24.
Principle of work of the present utility model:
During measurement, as shown in Figure 1, with the pair of horns contact bearing by bearing seat 18, bearing cup 16 solid bearing outer shrouds, by encircling in flange 29, inner spacing collar 26, cover 28 solid bearings of exerting pressure, then be installed in the positioning disk 17, holding screw on the screwed in place dish 17, in a circumferential direction solid bearing cup 16 and bearing seat 18, positioning disk is installed on the base 1.
Be pushed into the position by locating piece 4 determined with sensing detection mechanism along linear rolling guide 3 with exerting pressure, rotation lock handle 33 drives lock cams 35 by transmission shaft 34 and will exert pressure and be fixed on the linear rolling guide 3 with sensing detection mechanism.Rotation hand wheel 9, driving web joint 11 moves down along guidepost 8, depress successively dish type tension-compression sensor 12, press nail 13, platen 15, and press down bearing cup 16, push the head bearing outer shroud downwards, conduct to inner spacing collar 26, bearing seat 18 again, upwards push the lower bearing outer shroud by bearing seat 18, the pressure lower bearing inner and outer ring that finally namely is implemented in handwheel 9 produces relative displacement.Namely can be read by handwheel 9 by dish type tension-compression sensor 12 and to be applied to pretightning force on the angular contact ball bearing of face-to-face mounted in pairs, namely can be read the relative displacement of the angular contact ball bearing inner and outer ring generation of face-to-face mounted in pairs by grating scale 7, thereby determine the relation between pretightning force and the relative displacement, instruct precision bearing system dress school.
Under certain pretightning force and the actual lubricating condition of bearing, the variable-frequency motor 22 that is installed on the motor cabinet 23 drives bellows-type shaft coupling 21 and drives to successively non-contact torque sensor 20, shaft coupling 19, drive link 24, drive link 24 is stirred exert pressure cover 28 and flange 29, rotates thereby drive bearing inner ring.Variable-frequency motor 22 uniform rotation namely can read out under certain pretightning force and the bearing lubrication condition the face-to-face pivoting friction torque of mounted in pairs angular contact ball bearing by non-contact torque sensor 20.
Measure completely, counter-rotation set lever 33 drives lock cams 35 by transmission shaft 34 and will exert pressure and unclamp with sensing detection mechanism and linear rolling guide 3, pushes open along linear rolling guide and exerts pressure and sensing detection mechanism, just can dismantle successively each spare part.
Claims (3)
1. face-to-face mounted in pairs angular contact ball bearing combination metering device is characterized in that: form with sensing detection mechanism, transmission and pivoting friction torque measuring mechanism, bearing mounting seat three parts by exerting pressure;
Described bearing mounting seat comprises that outer race holds down assembly, bearing inner ring holds down assembly, positioning disk and base; Described outer race holds down assembly and bearing inner ring holds down assembly common compresses angular contact ball bearing to be measured, and integral installation is in described positioning disk (17), and positioning disk (17) in the vertical direction is fixed on the base (1); The outside that is positioned at positioning disk (17) is equipped with linear rolling guide (3) at base, on base, be fixedly installed respectively locating piece (4) and rear limited block (2) near linear rolling guide (3) two ends, be socketed with adaptive stroke limit piece (5) at linear rolling guide (3);
Described exerting pressure comprises the handwheel (9) that sets gradually, handwheel erecting frame, web joint (11), dish type tension-compression sensor (12) from top to bottom, presses nail (13) and platen (15) with sensing detection mechanism, platen (15) can be when pressing down with outer race hold down assembly contact also transmission of pressure but with the bearing inner ring maintenance gap that holds down assembly; Be fixedly installed guidepost (8) adaptive with described web joint (11) slip, in order to vertically to lead in handwheel erecting frame one side; Column (6) in that the arranged outside of guidepost is fixedly connected with described handwheel erecting frame, guidepost (8) is provided with the grating scale (7) parallel with described guidepost (8) at column (6); The bottom of column (6) is fixedly connected with stroke limit piece (5) with linear rolling guide (3);
Described transmission and pivoting friction torque measuring mechanism comprise variable-frequency motor (22), bellows-type shaft coupling (21), non-contact torque sensor (20), shaft coupling (19) and the drive link (24) that is in transmission connection successively from bottom to top, wherein variable-frequency motor (22) and non-contact torque sensor (20) are fixing by motor cabinet (23) and base (1), the two ends of drive link all are fixedly connected with the cover (28) of exerting pressure, and the top of shaft coupling (19) cooperates with drive link (24) middle part clamping.
2. face-to-face mounted in pairs angular contact ball bearing combination metering device according to claim 1, it is characterized in that: outer race holds down assembly and comprises bearing seat (18) and the bearing cup (16) of up and down discrete setting, and bearing inner ring holds down assembly and comprises flange (29), inner spacing collar (26) and the cover (28) of exerting pressure; On the circumferencial direction of positioning disk, by holding screw bearing seat (18) is fixedly connected with the positioning disk sidewall with bearing cup (16); Platen (15) can be when pressing down contacts with bearing cup (16) and transmission of pressure but keep the gap with flange (23).
3. face-to-face mounted in pairs angular contact ball bearing combination metering device according to claim 2 is characterized in that: the transmission shaft (34) and the lock cam (35) that are provided with to lock column between the bottom of column (6) and stroke limit piece (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220543030 CN202886101U (en) | 2012-10-22 | 2012-10-22 | Combined measuring equipment for face-to-face paired mounting angular contact ball bearings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220543030 CN202886101U (en) | 2012-10-22 | 2012-10-22 | Combined measuring equipment for face-to-face paired mounting angular contact ball bearings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202886101U true CN202886101U (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220543030 Withdrawn - After Issue CN202886101U (en) | 2012-10-22 | 2012-10-22 | Combined measuring equipment for face-to-face paired mounting angular contact ball bearings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202886101U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928223A (en) * | 2012-10-22 | 2013-02-13 | 中国科学院西安光学精密机械研究所 | Combined measuring device for face-to-face paired-mounted angular contact ball bearings |
| CN109855866A (en) * | 2017-11-29 | 2019-06-07 | 洛阳轴承研究所有限公司 | Mounted in pairs angular contact ball bearing axial rigidity measurement method |
-
2012
- 2012-10-22 CN CN 201220543030 patent/CN202886101U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928223A (en) * | 2012-10-22 | 2013-02-13 | 中国科学院西安光学精密机械研究所 | Combined measuring device for face-to-face paired-mounted angular contact ball bearings |
| CN102928223B (en) * | 2012-10-22 | 2015-03-11 | 中国科学院西安光学精密机械研究所 | Combined measuring device for face-to-face paired-mounted angular contact ball bearings |
| CN109855866A (en) * | 2017-11-29 | 2019-06-07 | 洛阳轴承研究所有限公司 | Mounted in pairs angular contact ball bearing axial rigidity measurement method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130417 Effective date of abandoning: 20150311 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130417 Effective date of abandoning: 20150311 |
|
| RGAV | Abandon patent right to avoid regrant |