CN104089553B - Testing tool for measuring mounting dimension of bearing - Google Patents
Testing tool for measuring mounting dimension of bearing Download PDFInfo
- Publication number
- CN104089553B CN104089553B CN201410299827.7A CN201410299827A CN104089553B CN 104089553 B CN104089553 B CN 104089553B CN 201410299827 A CN201410299827 A CN 201410299827A CN 104089553 B CN104089553 B CN 104089553B
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- Prior art keywords
- bearing
- measuring
- diameter
- measuring unit
- radial direction
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- 238000012360 testing method Methods 0.000 title abstract description 9
- 238000005259 measurement Methods 0.000 claims description 41
- 238000001514 detection method Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000033764 rhythmic process Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention relates to a testing tool for measuring the mounting dimension of a bearing. The testing tool comprises a measuring stick and a measuring sleeve which is connected with the measuring stick in a sliding mode. The measuring stick is provided with a plurality of scales. The measuring stick comprises a measuring part, an axial limiting part and a radial limiting part which are sequentially connected from top to bottom. The measuring part, the axial limiting part and the radial limiting part are all cylindrical, and the diameter of the measuring part and the diameter of the radial limiting part are both smaller than the diameter of the axial limiting part. The top end of the measuring part is detachably connected with a limiting block used for preventing the measuring sleeve from slipping. As can be known from the technical scheme, by means of the testing tool for measuring the mounting dimension of the bearing, whether the bearing is pressed in place can be measured precisely and quickly, and thus the quick production rhythm requirement is met.
Description
Technical field
The present invention relates to technical field of bearings is and in particular to a kind of detection instrument for measuring bearing installation dimension.
Background technology
Bearing is widely used in industry-by-industry because of its function admirable, because bearing usually first press-fits into after bearing block
Used again, in order to ensure the stability of bearing, need to ensure that bearing is press-fit into place in bearing block.At present, lead to
It is often to judge whether bearing is press-fit into place by the way of visually observing or being measured with height gauge.With the naked eye observed, difficult
To ensure the accuracy of bearing press mounting；Although and bearing can be accurately measured with height gauge measurement and whether be press-fit into place, highly
Chi measurement cannot meet quick rhythm of production demand, can only inspect by random samples to whether bearing is press-fit into place, so that cannot ensure
Each bearing press mounting puts in place.
Content of the invention
It is an object of the invention to provide a kind of detection instrument for measuring bearing installation dimension, this detection instrument can
Whether the measurement that carry out accurately and fast, meet quick rhythm of production demand if being press-fit into place to bearing.
For achieving the above object, present invention employs technical scheme below: a kind of inspection for measuring bearing installation dimension
Survey instrument, the measuring unit be slidably connected including measuring stick and with measuring stick, described measuring stick is provided with a plurality of graduation mark.
Further, described measuring stick includes being sequentially connected from top to bottom Measurement portion, axial limiting portion and radial direction limit
Position portion.Described Measurement portion, axial limiting portion and radial direction limiting section are cylinder, and the diameter of described Measurement portion and radially
The diameter of limiting section is respectively less than the diameter in axial limiting portion.Described Measurement portion top is removably connected with for preventing measuring unit
The limited block of landing.The diameter of described radial direction limiting section is less than the internal diameter of bearing, in the bearing of especially less than less bearing
Footpath.The bearing bore diameter with diameter greater than less bearing in described axial limiting portion, less than the bearing bore diameter of larger bearing.Described
The external diameter of limited block is more than the internal diameter of measuring unit, is used for preventing measuring unit landing.
Specifically, described Measurement portion is provided with a plurality of graduation mark, and the bearing that every graduation mark represents different model is opened
Span.Whether described axial limiting portion, for when being press-fit into place using present invention measurement bearing, to measuring stick in bearing block
Interior axial position is defined.Described radial direction limiting section, for using the present invention measurement bearing whether be press-fit into place when,
Prevent the radial-play of measuring stick it is ensured that the accuracy of testing result.By to radial direction limiting section, axial limiting portion, Measurement portion,
The diameter of limited block is defined, and in order to ensure each several part operationally, can play respective effect.
Further, described measuring unit is hollow cylinder, and described measuring unit is socketed in the periphery of Measurement portion,
And coordinate with Measurement portion gap.It is fixedly installed positive stop lug boss on described measuring unit excircle.Outside described positive stop lug boss
Footpath is more than the internal diameter of bearing.Because measuring unit is coordinated with Measurement portion gap, measuring unit can be along in the Measurement portion of measuring stick
Lower slider.
The operation principle of the present invention is:
When whether being press-fit into place using present invention detection bearing, make the bottom of measuring stick compared with large end face above bearing block
Big bearing inner race pass through.Because the diameter of axial limiting portion and radial direction limiting section is respectively less than the interior of the big bearing compared with large end face
Footpath, so, axial limiting portion and radial direction limiting section all can pass through from the big bearing inner race of relatively large end face above.And because
External diameter for the positive stop lug boss outside measuring unit is more than the internal diameter of big bearing, and the external diameter of measuring unit is less than the internal diameter of big bearing；Institute
So that when axial limiting portion and radial direction limiting section enter on bearing block, part below positive stop lug boss for the measuring unit can enter
In big bearing inner race, but the measuring unit above positive stop lug boss and positive stop lug boss has then been blocked in the upper end of bearing above bearing block.
And measuring unit is downwardly into bearing block successively with measuring stick, measuring unit will not continue to move down, but rests on axle
The top of the big bearing above bearing.
When moving to the little bearing in small end face below bearing block when the bottom of measuring stick, because radial direction limiting section is straight
Footpath is less than the internal diameter of the little bearing in small end face, and the internal diameter of the little bearing with diameter greater than small end face in axial limiting portion；Institute
Can all be extend in the little bearing inner race in small end face with radial direction limiting section, and axial limiting portion is moved downwardly to small end
During the little bearing bottom in face, just blocked it is impossible to continue to move down by little bearing.Therefore, measuring stick extend in bearing block
The axial length in portion determines that.Because radial direction limiting section extend in the little bearing inner race in small end face, and with little bearing in
Ring gap coordinates；So, the setting of radial direction limiting section, when whether present invention detection bearing is press-fit into place can prevent from measuring
Excellent radial-play is it is ensured that the accuracy of testing result.
When in the radial direction limiting section of measuring stick is completely into the little bearing inner race to below bearing block, measuring stick stop to
Whether lower movement, observes measuring unit upper surface and measuring stick intersection, see and coincide with the graduation mark of standard, if overlap representing axle
Hold and be press-fit into place；If not overlapping, represent that bearing press mounting does not put in place.
Advantages of the present invention:
(1) present invention passes through using cooperatively of measuring stick and measuring unit, quickly can accurately go out whether bearing is press fit into
Position, can meet the requirement at present product increasingly being become more meticulous, can meet the product full inspection under the quick condition of production again.
(2) present invention by being designed as Measurement portion, radial direction limiting section and the axial limiting portion of different-diameter, energy by measuring stick
Enough ensure the accuracy of accuracy of detection and testing result.
(3) present invention passes through to arrange a plurality of graduation mark in measuring stick, disclosure satisfy that the Bearing testing demand of different model.
Additionally, the graduation mark of different in width can be made according to tolerance.
(4) present invention is connected with limited block by the top side detachable in measuring stick, can not only prevent measuring unit from survey
Landing on length bar, makes measuring unit and measuring stick be not readily separated, is easy to carry and practical；Can also be dismantled as needed.
In sum, whether the present invention can be press-fit into place to bearing the measurement carrying out accurately and fast, meet and quickly give birth to
Produce rhythm demand.
Brief description
Fig. 1 is the structural representation of the present invention；
Fig. 2 is that the present invention uses process schematic one；
Fig. 3 is that the present invention uses process schematic two.
Wherein:
1st, measuring stick, 11, Measurement portion, 12, axial limiting portion, 13, radial direction limiting section, 2, measuring unit, 21, be used for preventing from surveying
The positive stop lug boss of amount set landing, 3, bearing, 31, big bearing, 32, little bearing, 4, bearing block, 5, limited block, 6, graduation mark.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings:
A kind of detection instrument for measuring bearing installation dimension as shown in Figure 1-Figure 3, including measuring stick 1 and with measurement
The measuring unit 2 that rod 1 is slidably connected, described measuring stick 1 is provided with a plurality of graduation mark 6.The present invention can be used for measuring two and with
Upper bearing (metal) press-fits the measurement of the size into after bearing block.
Further, described measuring stick 1 includes Measurement portion 11, axial limiting portion 12 and the footpath being sequentially connected from top to bottom
To limiting section 13.Described Measurement portion 11, axial limiting portion 12 and radial direction limiting section 13 are cylinder, and described Measurement portion
The diameter of 11 diameter and radial direction limiting section 13 is respectively less than the diameter in axial limiting portion 12.Described Measurement portion 11 top is detachable
It is connected with the limited block 5 for preventing measuring unit landing.The diameter of described radial direction limiting section 13 is less than the internal diameter of bearing, especially
It is less than the bearing bore diameter of less bearing 32.The bearing bore diameter with diameter greater than less bearing 32 in described axial limiting portion 12,
Bearing bore diameter less than larger bearing 31.The external diameter of described limited block 5 is more than the internal diameter of measuring unit 2, is used for preventing measuring unit
Landing.Preferably, described limited block 5 and the screw top of measuring stick 1 link together.
Specifically, described Measurement portion 11 is provided with a plurality of graduation mark 6, and every graduation mark 6 represents the axle of different model
Hold out span.Whether described axial limiting portion 12, for when being press-fit into place using present invention measurement bearing, existing to measuring stick
In bearing block, the position of axial direction is defined.Whether described radial direction limiting section 11, for being pressed using present invention measurement bearing
When being attached to, prevent the radial-play of measuring stick it is ensured that the accuracy of testing result.By to radial direction limiting section 13, axially limit
Position portion 12, Measurement portion 11, the diameter of limited block 5 are defined, and in order to ensure each several part operationally, can play respective work
With.
Further, described measuring unit 2 is hollow cylinder, and described measuring unit 2 is socketed in the circumference of Measurement portion 11
Outside, and coordinate with Measurement portion 11 gap.It is fixedly installed positive stop lug boss 21 on described measuring unit 2 excircle.Preferably, institute
The positive stop lug boss 21 stated is located at the centre position of measuring unit 2 axial direction.The external diameter of described positive stop lug boss 21 is more than the interior of bearing 31
Footpath.Because measuring unit 2 can be slided up and down along the Measurement portion 11 of measuring stick 1 with the cooperation of Measurement portion 11 gap, measuring unit 2.
The internal diameter of described measuring unit 2 is less than the external diameter in axial limiting portion 12.
The specifically used process of the present invention is:
As shown in Fig. 2-Fig. 3, first, measuring unit 2 is enclosed within the outside of Measurement portion 11, and installs on the top of Measurement portion 11
Upper limit platform 5.
Secondly, the radial direction limiting section 13 of measuring stick 1 and axial limiting portion 12 are extend in bearing block 4 successively, until footpath
All it extend in bearing 32 inner ring of bearing block 4 lower section to limiting section 13.Now, below radial direction limiting section 13 and bearing block 4
Bearing 32 upper surface be in close contact.
Again, the lower end of measuring unit 2 extend in bearing 31 inner ring of bearing block 4 top, the lower surface of positive stop lug boss 21
It is in close contact with the upper surface of the bearing 31 of bearing block 4 top.
Finally, observe the intersection of measuring unit 2 upper surface and Measurement portion 11 periphery, if this joint and certain graduation mark 6 weight
Close, represent that this bearing is press-fit into place.If this intersection does not overlap with certain graduation mark 6, represent that bearing is not press-fit into place.
Embodiment described above is only that the preferred embodiment of the present invention is described, the not model to the present invention
Enclose and be defined, on the premise of without departing from design spirit of the present invention, the technical side to the present invention for the those of ordinary skill in the art
Various modifications and improvement that case is made, all should fall in the protection domain of claims of the present invention determination.
Claims (1)
1. a kind of detection instrument for measuring bearing installation dimension it is characterised in that: include measuring stick (1) and and measuring stick
(1) measuring unit (2) being slidably connected, described measuring stick (1) is provided with a plurality of graduation mark (6)；
Measurement portion (11), axial limiting portion (12) and radial direction that described measuring stick (1) inclusion is sequentially connected from top to bottom are spacing
Portion (13), described Measurement portion (11), axial limiting portion (12) and radial direction limiting section (13) are cylinder, and described measurement
The diameter of the diameter in portion (11) and radial direction limiting section (13) is respectively less than the diameter in axial limiting portion (12)；
Described measuring unit (2) is hollow cylinder, and described measuring unit (2) is socketed in the periphery of Measurement portion (11), and
With the cooperation of Measurement portion (11) gap；It is fixedly installed positive stop lug boss (21) on described measuring unit (2) excircle；
Described Measurement portion (11) top is removably connected with the limited block (5) for preventing measuring unit landing；
The external diameter of described positive stop lug boss (21) is more than the internal diameter of bearing；
The diameter of described radial direction limiting section (13) is less than the internal diameter of bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410299827.7A CN104089553B (en) | 2014-06-30 | 2014-06-30 | Testing tool for measuring mounting dimension of bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410299827.7A CN104089553B (en) | 2014-06-30 | 2014-06-30 | Testing tool for measuring mounting dimension of bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104089553A CN104089553A (en) | 2014-10-08 |
| CN104089553B true CN104089553B (en) | 2017-01-25 |
Family
ID=51637291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410299827.7A Active CN104089553B (en) | 2014-06-30 | 2014-06-30 | Testing tool for measuring mounting dimension of bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104089553B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936696A (en) * | 2010-08-23 | 2011-01-05 | 永城煤电控股集团有限公司 | Water pump balance disc gap testing device |
| CN203083484U (en) * | 2013-01-17 | 2013-07-24 | 浙江省东阳化工机械有限公司 | Cylinder height measuring device |
| CN203245567U (en) * | 2013-03-30 | 2013-10-23 | 芜湖恒隆汽车转向系统有限公司 | Bearing press-mounting tool |
| CN204027472U (en) * | 2014-06-30 | 2014-12-17 | 合肥荣事达三洋电器股份有限公司 | A kind of for measuring the testing tool of bearing installation dimension |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100408321C (en) * | 2003-12-03 | 2008-08-06 | 株式会社放电精密加工研究所 | Press |
| US8408797B2 (en) * | 2011-09-07 | 2013-04-02 | Alphana Technology Co., Ltd. | Method of manufacturing bearing device component coated with photoluminescence material, bearing device component and processing device with an indicator displaying information for a signal including information in accordance with light emission of a photoluminescence material applied on bearing device |
-
2014
- 2014-06-30 CN CN201410299827.7A patent/CN104089553B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101936696A (en) * | 2010-08-23 | 2011-01-05 | 永城煤电控股集团有限公司 | Water pump balance disc gap testing device |
| CN203083484U (en) * | 2013-01-17 | 2013-07-24 | 浙江省东阳化工机械有限公司 | Cylinder height measuring device |
| CN203245567U (en) * | 2013-03-30 | 2013-10-23 | 芜湖恒隆汽车转向系统有限公司 | Bearing press-mounting tool |
| CN204027472U (en) * | 2014-06-30 | 2014-12-17 | 合肥荣事达三洋电器股份有限公司 | A kind of for measuring the testing tool of bearing installation dimension |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104089553A (en) | 2014-10-08 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 230000 science and technology zone, Hefei, Anhui, No. 96 Applicant after: Whirlpool (China) Limited by Share Ltd Address before: 230000 science and technology zone, Hefei, Anhui, No. 96 Applicant before: Hefei Rongshida Sanyo Electric Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: HEFEI RONGSHIDA SANYO ELECTRIC CO., LTD. TO: WHIRLPOOL (CHINA) CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |