CN101354314B - Bearing rigidity test device - Google Patents
Bearing rigidity test device Download PDFInfo
- Publication number
- CN101354314B CN101354314B CN2008101371573A CN200810137157A CN101354314B CN 101354314 B CN101354314 B CN 101354314B CN 2008101371573 A CN2008101371573 A CN 2008101371573A CN 200810137157 A CN200810137157 A CN 200810137157A CN 101354314 B CN101354314 B CN 101354314B
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- bearing
- flange
- inner ring
- web joint
- bearing seat
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Abstract
The invention relates to a bearing stiffness testing device, aiming at solving the problems of complex structure, inconvenient operation and high requirements on the surrounding environment of the existing bearing stiffness testing device. Ends of two studdles of the invention are respectively arranged at two studdle holes; an inner ring briquette is arranged in a central hole; one end of a connecting stent is positioned at any one studdle and an inductance probe is installed at the other end of the connecting stent; the probe end of the inductance probe is pressed on the center of a contact surface corresponding to the inner ring briquette; a connecting plate is connected with a bearing seat in a detachable manner through a first connecting piece, a flange is positioned in the central hole of the connecting plate and connected with the inner ring briquette in a detachable manner through a second connecting piece and a weight is connected with the flange. The testing device of the invention fixes the inner ring and the outer ring of the bearing to be tested respectively, loads on the inner ring to obtain the position deviation of the inner ring and the outer ring of the bearing under different load, thereby obtaining bearing stiffness index; in addition, the testing device has simple structure, convenient operation and relatively low requirements on the surrounding environment.
Description
Technical field
The present invention relates to a kind of bearing rigidity test device.
Background technology
Along with developing rapidly of China's equipment manufacture, higher, more accurate requirement (special in the bearing assembling process to the accurate realization of pretightning force) has been proposed for the assembling of moving component.And the accurate realization of pretightning force depends on the accurate understanding to the bearing axial rigidity fully.Existing bearing rigidity measurement mechanism exists complex structure, operation inconvenience, to surrounding environment problem such as have relatively high expectations, limited the widespread use in engineering practice.
Summary of the invention
The objective of the invention is for solve existing bearing rigidity measurement mechanism complex structure, operation inconvenience, to the problem that surrounding environment is had relatively high expectations, a kind of bearing rigidity test device is provided.
The present invention includes inductance probe, two support bars, interior ring briquetting, link, bearing seat, web joint, flange, counterweight, first web member and second web member, one end of two support bars is contained in respectively in two support rod hole on the bearing seat, in the ring briquetting be contained in the center pit on the bearing seat, one end of link is contained on any one support bar of two support bars, inductance probe is contained on the other end of link, encircle on the center of the corresponding surface of contact of briquetting in the gauge head end of inductance probe is pressed in, web joint is provided with flange hole, web joint removably connects by first web member and bearing seat, described bearing seat and web joint are pushed down the two ends of measured bearing outer shroud respectively, flange is installed in the center pit of web joint, interior ring briquetting and flange are pushed down the two ends of ring in the measured bearing respectively, flange and interior ring briquetting removably connect by second web member, and counterweight is connected with flange.
The invention has the beneficial effects as follows: one, the present invention adopts compact design and high-precision inductance measurement device, the measured bearing inner and outer ring is fixing respectively, on interior ring, load, obtain the position deviation of different loads lower bearing inner and outer ring, thereby obtain the bearing rigidity index, the present invention is simple in structure, easy to operate, lower to the surrounding environment requirement.Two, the present invention can record 0 side-play amount of bearing, can also carry out opposite direction to measured bearing simultaneously and axially load, and rigidity direction more comprehensively.Three, to have cost low, safe in utilization, reliable in the present invention, and surrounding environment is required low advantage, and this proving installation can be used for the rapid measurement and the in-site measurement of bearing rigidity.
Description of drawings
Fig. 1 is the whole cut-open view of the present invention under the forward load condition, and Fig. 2 is the whole cut-open view of the present invention under reverse load condition, and Fig. 3 is an one-piece construction stereographic map of the present invention.
Embodiment
Embodiment one: present embodiment is described in conjunction with Fig. 1 and Fig. 3, present embodiment comprises inductance probe 1, two support bars 2, interior ring briquetting 3, link 4, bearing seat 5, web joint 6, flange 7, counterweight 9, first web member 11 and second web member 12, one end of two support bars 2 is contained in respectively in two support rod hole 5-1 on the bearing seat 5, in ring briquetting 3 be contained in the center pit 5-2 on the bearing seat 5, one end of link 4 is contained on any one support bar 2 of two support bars 2, inductance probe 1 is contained on the other end of link 4, encircle on the center of briquetting 3 corresponding surface of contact in the gauge head end of inductance probe 1 is pressed in, web joint 6 is provided with flange hole 6-1, web joint 6 removably connects with bearing seat 5 by first web member 11, flange 7 is installed in the center pit of web joint 6, flange 7 removably connects by second web member 12 with interior ring briquetting 3, and counterweight 9 is connected with flange 7.During use, measured bearing 10 is placed on the measurement plane, under the forward load condition, bearing seat 5 is pushed down the outer shroud of measured bearing 10, in ring briquetting 3 push down the interior ring of measured bearing 10, at this moment, the gauge head indicated number of the bearing inner and outer ring that records by inductance probe 1 is zero.Assembling web joint 6 and flange 7 are finished the connection back and are carried additionally counterweight 9 at flange 7 below by steel wire, and increase the counterweight quality gradually, record the side-play amounts of the relative outer shroud of ring in the measured bearing 10 by inductance probe 1.Oppositely under the load condition, see Fig. 2, web joint 6 is pushed down the outer shroud of measured bearing 10, flange 7 is pushed down the interior ring of measured bearing 10, the assembly of assembling inductance probe 1, two support bars 2, link 4 and bearing seats 5, ring briquetting 3 adds counterweight 9 in the assembling on flange 7, and increase the counterweight quality gradually, record the reverse side-play amount of the relative outer shroud of ring in the measured bearing 10 by inductance probe 1.
Embodiment two: present embodiment is described in conjunction with Fig. 1, the difference of present embodiment and embodiment one is that it also increases back up pad 8 and the 3rd web member 13 are arranged, back up pad 8 and web joint 6 adjacent settings, and web joint 6 is between bearing seat 5 and back up pad 8, big ring flange on the flange 7 is contained in the center pit on the back up pad 8, and back up pad 8 removably connects by the 3rd web member 13 with web joint 6.Design is for increasing the intensity of web joint 6 like this.Other composition and annexation are identical with embodiment one.
Principle of work: bearing seat 5 and web joint 6 clamp the outer shroud of measured bearing 10, interior ring briquetting 3 and flange 7 clamp the interior ring of measured bearing 10, measured bearing 10 outer shrouds are fixed, interior ring two directions vertically loads, can write down without the ring and the side-play amount of outer shroud in the load lower bearing by inductance probe 1, thus acquisition bearing rigidity value.
Claims (2)
1. bearing rigidity test device, it is characterized in that: it comprises inductance probe (1), two support bars (2), interior ring briquetting (3), link (4), bearing seat (5), web joint (6), flange (7), counterweight (9), first web member (11) and second web member (12), one end of two support bars (2) is contained in respectively in two support rod hole (5-1) on the bearing seat (5), in ring briquetting (3) be contained in the center pit (5-2) on the bearing seat (5), one end of link (4) is contained on any one support bar (2) of two support bars (2), inductance probe (1) is contained on the other end of link (4), encircle on the center of the corresponding surface of contact of briquetting (3) in the gauge head end of inductance probe (1) is pressed in, web joint (6) is provided with flange hole (6-1), web joint (6) removably connects by first web member (11) and bearing seat (5), described bearing seat (5) and web joint (6) are pushed down the two ends of measured bearing outer shroud respectively, flange (7) is installed in the center pit of web joint (6), flange (7) removably connects by second web member (12) with interior ring briquetting (3), interior ring briquetting (3) and flange (7) are pushed down the two ends of ring in the measured bearing respectively, and counterweight (9) is connected with flange (7).
2. bearing rigidity test device according to claim 1, it is characterized in that: it also comprises back up pad (8) and the 3rd web member (13), back up pad (8) and the adjacent setting of web joint (6), and web joint (6) is positioned between bearing seat (5) and the back up pad (8), big ring flange on the flange (7) is contained in the center pit on the back up pad (8), and back up pad (8) removably connects by the 3rd web member (13) with web joint (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101371573A CN101354314B (en) | 2008-09-22 | 2008-09-22 | Bearing rigidity test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101371573A CN101354314B (en) | 2008-09-22 | 2008-09-22 | Bearing rigidity test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101354314A CN101354314A (en) | 2009-01-28 |
| CN101354314B true CN101354314B (en) | 2010-09-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101371573A Expired - Fee Related CN101354314B (en) | 2008-09-22 | 2008-09-22 | Bearing rigidity test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101354314B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886979B (en) * | 2009-05-12 | 2013-11-13 | 万向集团公司 | Device and method for measuring rigidity of hub bearings |
| CN101587003B (en) * | 2009-06-24 | 2011-01-05 | 哈尔滨工业大学 | Caliabration device of pressure sensor |
| CN102032988B (en) * | 2010-11-26 | 2012-07-04 | 西安交通大学 | Decoupling measurement method for dynamic rigidity of hydrodynamic thrust bearing |
| CN102889990A (en) * | 2012-09-22 | 2013-01-23 | 马会防 | Dynamic measurement method for radial stiffness and axial stiffness of bearing |
| CN103278327B (en) * | 2013-05-23 | 2015-09-30 | 陕西科技大学 | A kind of dynamic calibration system for identifying sliding bearing rigidity and scaling method |
| CN103674710B (en) * | 2013-10-16 | 2015-10-21 | 洛阳轴研科技股份有限公司 | Increase progressively the stiffness curve method of testing of miniature bearing axial displacement under axial force continuously |
| CN105092230B (en) * | 2015-09-07 | 2018-08-24 | 煤炭工业合肥设计研究院有限责任公司 | A kind of rolling cage shoe static stiffness test device |
| CN107314877A (en) * | 2017-07-27 | 2017-11-03 | 重庆市潼南区双江山川机械胶轮厂 | A kind of underlying balancing weight formula castor test device |
| CN109737908A (en) * | 2019-03-11 | 2019-05-10 | 北京星际荣耀空间科技有限公司 | A kind of displacement measuring device of turbine pump assembly bearing axial direction |
| CN110749440A (en) * | 2019-09-05 | 2020-02-04 | 人本集团有限公司 | Working condition simulation device for detecting relative displacement variable quantity of inner ring and outer ring of bearing |
| CN110954324A (en) * | 2019-12-17 | 2020-04-03 | 武汉天拓宇航智能装备有限公司 | Universal bearing pre-tightening height measuring device and measuring method thereof |
| CN113218603B (en) * | 2021-04-12 | 2022-12-06 | 哈尔滨工业大学 | Rolling bearing dynamic-static rigidity detection device and method |
-
2008
- 2008-09-22 CN CN2008101371573A patent/CN101354314B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101354314A (en) | 2009-01-28 |
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Granted publication date: 20100915 Termination date: 20110922 |