CN110579197A - Axial clearance measuring instrument for double-row tapered roller bearing - Google Patents
Axial clearance measuring instrument for double-row tapered roller bearing Download PDFInfo
- Publication number
- CN110579197A CN110579197A CN201810589091.5A CN201810589091A CN110579197A CN 110579197 A CN110579197 A CN 110579197A CN 201810589091 A CN201810589091 A CN 201810589091A CN 110579197 A CN110579197 A CN 110579197A
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- China
- Prior art keywords
- double
- tapered roller
- mandrel
- roller bearing
- row tapered
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- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000003746 surface roughness Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000003754 machining Methods 0.000 abstract description 2
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/16—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring distance of clearance between spaced objects
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a double-row tapered roller bearing axial clearance measuring instrument. Belongs to the technical field of machining process equipment. The axial clearance measuring device mainly solves the problems that an existing measuring device is time-consuming and labor-consuming, and production requirements cannot be met. It is mainly characterized in that: the device comprises a mandrel, a load sleeve, a fastening screw, a supporting plate, a measuring gauge outfit and a supporting plate mounting seat; wherein the supporting plate comprises a horizontal bottom plate and a vertical side plate; a space for installing a bearing to be arranged is formed between the outer diameter of the mandrel and the inner diameter of the load sleeve; the load sleeve is provided with a knurled screw for fastening an outer ring of the bearing to be side; the spindle can be installed on the horizontal bottom plate through a fastening screw; the measuring gauge head is positioned above the axial lead of the mandrel and matched with the top surface of the load sleeve; the vertical side plate is rotatably mounted on the mounting seat of the support plate. The invention has the characteristics of time saving and labor saving and can meet the requirement of mass production of companies, and is mainly used for measuring the axial clearance of the double-row tapered roller bearing.
Description
Technical Field
The invention belongs to the technical field of machining process equipment. In particular to a measuring device for detecting the axial clearance of a double-row tapered roller bearing with a middle spacer structure.
Background
At present, two types of devices for measuring the axial play of the double-row tapered roller bearing are mainly available in our company, wherein one device adopts an improved type of the X195A bearing axial play measuring instrument, and the device can only measure the double-row tapered roller bearing with a sealing ring structure. To separable biserial tapered roller bearing axial measuring apparatu, then adopt and exert the pretightning force with manual spanner in the axial direction to biserial tapered roller bearing and press from both sides, the manual work push-and-pull outer lane and the rotation outer lane of minimalizing range in the axial direction measure, this kind of device measurement process is loaded down with trivial details, wastes time and energy to the people to same bearing difference uses different power, then the measuring result is different, measures the inaccuracy, and the error is bigger. When the outer ring is pushed and pulled by hands for more than 5 times, the wrist has no strength and then the outer ring is pushed and pulled, so that the production requirement can not be met when the play is fully detected during mass production. For this company, an accurate, time-saving and labor-saving device is urgently needed to detect the axial play of the double-row tapered roller bearing with the intermediate spacer.
Disclosure of Invention
The invention aims to provide a device capable of measuring the axial clearance of the tapered roller bearing with the middle spacer structure aiming at the defects, which can meet the characteristic requirements of products, is time-saving and labor-saving, meets the production requirements and improves the efficiency.
The technical solution of the invention is as follows: the utility model provides a double-row tapered roller bearing axial internal clearance measuring apparatu which characterized in that: the device comprises a mandrel, a load sleeve, a fastening screw, a supporting plate, a measuring gauge outfit and a supporting plate mounting seat; wherein the supporting plate comprises a horizontal bottom plate and a vertical side plate; a space for installing a bearing to be arranged is formed between the outer diameter of the mandrel and the inner diameter of the load sleeve; the load sleeve is provided with a knurled screw for fastening an outer ring of the bearing to be side; the spindle can be installed on the horizontal bottom plate through a fastening screw; the measuring gauge head is positioned above the axial lead of the mandrel and matched with the top surface of the load sleeve; the vertical side plate is rotatably mounted on the mounting seat of the support plate.
The support plate mounting seat in the technical scheme of the invention comprises a vertical side seat; the vertical side plate is rotatably arranged on the vertical side seat through a second bolt and a nut, and the support plate can rotate 360 degrees around the axis of the second bolt; the vertical side seat is provided with a slotted flat end set screw, a spring and a steel ball, and the vertical side plate is provided with a positioning groove for positioning by rotating 180 degrees.
The technical scheme of the invention also comprises a base; the supporting plate mounting seat is fixed on the base through a third bolt and a gasket.
In the technical scheme of the invention, a through hole is formed in the middle of the mandrel, threaded holes are formed in two ends of the through hole, one threaded hole is matched with a fastening screw, and a first bolt is arranged in the other threaded hole; the bottom of the mandrel is provided with a step, and the outer diameter of the step is smaller than the size of the large flange of the bearing inner ring to be measured.
The top surface of the load sleeve in the technical scheme of the invention is a grinding surface with the roughness less than or equal to 0.4; a stepped hole is formed in the load sleeve, and the diameter of the stepped hole is equal to the outer diameter of the bearing outer ring to be measured; 3 knurled screws are uniformly distributed on the load sleeve along the circumferential direction.
In the technical scheme of the invention, the measuring gauge outfit is fixed at one end of the gauge clamp through a slotted cylinder head screw, and the other end of the gauge clamp is fixed on the vertical side plate through a screw.
The technical scheme of the invention is that the horizontal bottom plate is provided with a mounting groove for placing a fastening screw.
The technical scheme of the invention also comprises a pressure plate; the pressure plate is a circular plate with a diameter larger than the outer diameter of the mandrel.
The spindle vertical difference in the technical solution of the invention is not more than 4 microns, and the surface roughness is less than 0.2.
The bearing to be tested can be sleeved on the mandrel, then the bearing to be tested is integrally placed in the load sleeve, the outer ring of the bearing to be tested is fixed through the knurled screw, and the inner assembly of the bearing to be tested can be moved downwards to the limit through rotating the fastening screw. And finally, rotating the support plate by 180 degrees, rotating the load sleeve, so that the inner assembly can move from the limit position at one end to the limit position at the other end, measuring the clearance through the measuring gauge outfit and reading the clearance value of the bearing to be measured. The invention saves time and labor and can meet the requirement of mass production of companies.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Figure 2 is a cross-sectional view of the mandrel of the present invention.
Fig. 3 is a cross-sectional view of the sleeve of the present invention.
Fig. 4 is a top view of fig. 3.
Fig. 5 is a schematic view of a support plate.
Fig. 6 is a left side view of fig. 5.
Fig. 7 is a top view of fig. 5.
Fig. 8 is a schematic view of a fastening screw.
In the figure: 1. fastening screws; 2. a support plate; 3. pressing a plate; 4. knurling screws; 5. a mandrel; 6. a load sleeve; 7. a first bolt; 8. slotted cylinder head screws; 9. measuring a gauge outfit; 10. a screw; 11. a watch clip; 12. a support plate mounting seat; 13. a second bolt; 14. a nut; 15. a slotted flat end set screw; 16. a spring; 17. a steel ball; 18. a third bolt; 19. a gasket; 20. a base.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 8, the axial clearance measuring instrument for the double-row tapered roller bearing of the present invention mainly includes a mandrel 5, a load sleeve 6, a fastening screw 1, a support plate 2, a measuring gauge head 9, and a support plate mounting seat 12. Wherein, backup pad 2 includes horizontal bottom plate and perpendicular curb plate, and it has the mounting groove that is used for putting into fastening screw 1 to open on the horizontal bottom plate, and spindle 5 accessible fastening screw 1 installs on the horizontal bottom plate, and the top surface of perpendicular curb plate is equipped with the screw hole. The mandrel 5 is provided with a through hole with the diameter of 9mm in the central axis, threaded holes are formed in two ends of the through hole, the threaded hole in one end is matched with the fastening screw 1, a first bolt 7 is installed in the threaded hole in the other end, and the first bolt 7 is used for applying pre-tightening force to the double-row tapered roller bearing. The bottom of the mandrel 5 is provided with a step, the outer diameter of the step is smaller than the size of a large flange of the bearing inner ring to be measured, the vertical difference of the mandrel 5 is not more than 4 microns, and the roughness of the surface of the mandrel 5 is less than 0.2. A stepped hole is formed in the load sleeve 6, the diameter of the stepped hole is equal to the size of the outer diameter of the bearing to be measured, and a space for mounting a bearing to be measured is formed between the outer diameter of the mandrel 5 and the inner diameter of the load sleeve 6. The top surface of the load sleeve 6 is ground, the roughness after grinding is less than or equal to 0.4, 3 threaded holes which are uniformly distributed are formed in the circumferential direction of the load sleeve 6, and the outer diameter of the bearing outer ring to be measured can be propped by the knurled screw 4 in the threaded hole. The measuring gauge outfit 9 is fixed at one end of a gauge clamp 11 through a slotted cylinder head screw 8, and the other end of the gauge clamp 11 is fixed on a threaded hole on the top surface of the vertical side plate through a screw 10. The gauge head 9 is located above the axis of the mandrel 5 and engages the top surface of the load sleeve 6. The support plate mount 12 includes vertical side seats and a horizontal base. The vertical side plate is rotatably mounted on the vertical side seat through a second bolt 13 and a nut 14, and the support plate 2 can rotate 360 degrees around the axis of the second bolt 13. The vertical side seat is provided with a slotted flat end set screw 15, a spring 16 and a steel ball 17, and the vertical side plate is provided with positioning grooves which are respectively matched with the steel ball 17 and are positioned right above and below the second bolt 13 and used for positioning the supporting plate 2 by rotating 180 degrees. The horizontal base is fixed on the base 20 through a third bolt 18 and a washer 19. The pressure plate 3 is a circular plate having a diameter larger than the outer diameter of the spindle 5.
When measuring double-row tapered roller bearing axial clearance, put into mandrel 5 earlier tapered roller bearing that awaits measuring, put in load cover 6 after adding clamp plate 3 wholly, screw up 3 annular knurl screws 4 of evenly distributed on the 6 circumferencial direction of load cover, screw up until. And then put into the mounting groove of the support plate 2, and the fastening screw 1 is tightened. The knurled screw 4 is rotated to drive the bearing to be measured to rotate, and the measuring gauge outfit 9 is adjusted to the position with the numerical value of 0. Finally, the supporting plate 2 is rotated by 180 degrees, the knurled screw 4 is continuously rotated, and the numerical value displayed by the measuring gauge head 9 is the play value.
Claims (9)
1. The utility model provides a double-row tapered roller bearing axial internal clearance measuring apparatu which characterized in that: comprises a mandrel (5), a load sleeve (6), a fastening screw (1), a support plate (2), a measuring gauge outfit (9) and a support plate mounting seat (12); wherein the supporting plate (2) comprises a horizontal bottom plate and a vertical side plate; a space for installing a bearing to be arranged is formed between the outer diameter of the mandrel (5) and the inner diameter of the load sleeve (6); the load sleeve (6) is provided with a knurled screw (4) for fastening an outer ring of the bearing to be side; the mandrel (5) can be mounted on the horizontal bottom plate through a fastening screw (1); the measuring gauge head (9) is positioned above the axial lead of the mandrel (5) and is matched with the top surface of the load sleeve (6); the vertical side plates are rotatably mounted on the support plate mounting base (12).
2. The double-row tapered roller bearing axial play measuring instrument according to claim 1, characterized in that: the supporting plate mounting seat (12) comprises a vertical side seat; the vertical side plate is rotatably arranged on the vertical side seat through a second bolt (13) and a nut (14); the vertical side seat is provided with a slotted flat end set screw (15), a spring (16) and a steel ball (17), and the vertical side plate is provided with a positioning groove for positioning by rotating 180 degrees.
3. The double-row tapered roller bearing axial play measuring instrument according to claim 1 or 2, characterized in that: also comprises a base (20); the supporting plate mounting seat (12) is fixed on a base (20) through a third bolt (18) and a gasket (19).
4. The double-row tapered roller bearing axial play measuring instrument according to claim 1 or 2, characterized in that: a through hole is formed in the middle of the mandrel (5), threaded holes are formed in two ends of the through hole, one threaded hole is matched with the fastening screw (1), and a first bolt (7) is installed in the other threaded hole; the bottom of the mandrel (5) is provided with a step, and the outer diameter of the step is smaller than the size of the large flange of the bearing inner ring to be measured.
5. The double-row tapered roller bearing axial play measuring instrument according to claim 1 or 2, characterized in that: the top surface of the load sleeve (6) is a grinding surface with the roughness less than or equal to 0.4; a stepped hole is arranged in the load sleeve (6), and the diameter of the stepped hole is equal to the outer diameter of the bearing outer ring to be measured; 3 knurled screws (4) are uniformly distributed on the load sleeve (6) along the circumferential direction.
6. The double-row tapered roller bearing axial play measuring instrument according to claim 1 or 2, characterized in that: the measuring gauge head (9) is fixed at one end of a gauge clamp (11) through a slotted cylinder head screw (8), and the other end of the gauge clamp (11) is fixed on the vertical side plate through a screw (10).
7. The double-row tapered roller bearing axial play measuring instrument according to claim 1 or 2, characterized in that: the horizontal bottom plate is provided with a mounting groove for placing a fastening screw (1).
8. The double-row tapered roller bearing axial play measuring instrument according to claim 1 or 2, characterized in that: the device also comprises a pressure plate (3); the pressure plate (3) is a circular plate with the diameter larger than the outer diameter of the mandrel (5).
9. The double-row tapered roller bearing axial play measuring instrument according to claim 1 or 2, characterized in that: the vertical difference of the mandrel (5) is not more than 4 microns, and the surface roughness is less than 0.2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810589091.5A CN110579197A (en) | 2018-06-08 | 2018-06-08 | Axial clearance measuring instrument for double-row tapered roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810589091.5A CN110579197A (en) | 2018-06-08 | 2018-06-08 | Axial clearance measuring instrument for double-row tapered roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110579197A true CN110579197A (en) | 2019-12-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810589091.5A Pending CN110579197A (en) | 2018-06-08 | 2018-06-08 | Axial clearance measuring instrument for double-row tapered roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110579197A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378319A (en) * | 2020-12-08 | 2021-02-19 | 银川威力传动技术股份有限公司 | Bearing side clearance detection device and detection method |
| CN115200454A (en) * | 2022-07-07 | 2022-10-18 | 沈阳飞机工业（集团）有限公司 | Bearing inner ring clearance detection device and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202470972U (en) * | 2011-12-29 | 2012-10-03 | 公主岭轴承有限责任公司 | Axial clearance detector for double-row bearing |
| CN202511744U (en) * | 2012-04-01 | 2012-10-31 | 钱潮轴承有限公司 | Axial clearance detecting device for heavy hub bearing |
| CN103759618A (en) * | 2014-01-27 | 2014-04-30 | 常州光洋轴承股份有限公司 | Device for detecting axial clearance of double-row tapered roller bearing |
| CN204479054U (en) * | 2015-02-05 | 2015-07-15 | 昆山轴研自动化设备有限公司 | Precision bearing axial clearance checkout equipment |
| CN107421423A (en) * | 2017-09-20 | 2017-12-01 | 浙江辛子精工机械股份有限公司 | Biserial conical bearing method for measuring axial clearance |
| CN208419935U (en) * | 2018-06-08 | 2019-01-22 | 襄阳汽车轴承股份有限公司 | A kind of axial clearance of double-row conical bearing measuring instrument |
-
2018
- 2018-06-08 CN CN201810589091.5A patent/CN110579197A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202470972U (en) * | 2011-12-29 | 2012-10-03 | 公主岭轴承有限责任公司 | Axial clearance detector for double-row bearing |
| CN202511744U (en) * | 2012-04-01 | 2012-10-31 | 钱潮轴承有限公司 | Axial clearance detecting device for heavy hub bearing |
| CN103759618A (en) * | 2014-01-27 | 2014-04-30 | 常州光洋轴承股份有限公司 | Device for detecting axial clearance of double-row tapered roller bearing |
| CN204479054U (en) * | 2015-02-05 | 2015-07-15 | 昆山轴研自动化设备有限公司 | Precision bearing axial clearance checkout equipment |
| CN107421423A (en) * | 2017-09-20 | 2017-12-01 | 浙江辛子精工机械股份有限公司 | Biserial conical bearing method for measuring axial clearance |
| CN208419935U (en) * | 2018-06-08 | 2019-01-22 | 襄阳汽车轴承股份有限公司 | A kind of axial clearance of double-row conical bearing measuring instrument |
Non-Patent Citations (1)
| Title |
|---|
| 姜春雷;张也晗;姜丽华;: "双列圆锥滚子轴承轴向游隙的配制", 轴承, no. 04, 5 April 2007 (2007-04-05) * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378319A (en) * | 2020-12-08 | 2021-02-19 | 银川威力传动技术股份有限公司 | Bearing side clearance detection device and detection method |
| CN115200454A (en) * | 2022-07-07 | 2022-10-18 | 沈阳飞机工业（集团）有限公司 | Bearing inner ring clearance detection device and method |
| CN115200454B (en) * | 2022-07-07 | 2024-04-16 | 沈阳飞机工业（集团）有限公司 | Bearing inner ring gap detection device and method |
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