CN102147341A - Contact fatigue tester for bearing roller and operation method thereof - Google Patents
Contact fatigue tester for bearing roller and operation method thereof Download PDFInfo
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- CN102147341A CN102147341A CN2010105995357A CN201010599535A CN102147341A CN 102147341 A CN102147341 A CN 102147341A CN 2010105995357 A CN2010105995357 A CN 2010105995357A CN 201010599535 A CN201010599535 A CN 201010599535A CN 102147341 A CN102147341 A CN 102147341A
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Abstract
The invention discloses a contact fatigue tester for a bearing roller and an operation method thereof. The contact fatigue tester comprises a machine body, a driving part frame, a tester main body, a loading system, a lubricating system, an electric control testing system, a main motor, a main driving wheel system, a loading wheel system, a supporting wheel system, a positioning wheel system, a testing accompany roller and a testing roller assembly; the driving part frame is arranged in the middle part below the machine body, the main motor is arranged above the driving part frame, the tester main body is arranged in the middle part above the machine body, one side of the tester main body is provided with the loading system, the other side of the tester main body is provided with the electric control testing system, the lubricating system is arranged above the loading system, and a driving belt is arranged at one side of the main driving wheel system and the periphery of a belt wheel on one side of the main motor. The tester is bound to be arranged in an environment meeting requirements of a roller test and isolated with surrounding dust, and has little vibration. The contact fatigue tester disclosed by the invention has the advantages that a circuit of an electric appliance has favorable insulativity, the joint of the electric appliance is under a favorable condition, a frequency converter and the loading system work normally, fasteners on all parts are connected firmly, a manufacturing process is simple, and the effects of saving time and production cost and reducing waste products and material wastes are achieved.
Description
Affiliated technical field
The present invention relates to testing machine, especially a kind of bearing roller contact fatigue test machine and method of operating.
Background technology
Roller is the critical component of bearing.Roller contact fatigue test machine is to roller, and particularly the roller that rolling surface is had a convexity carries out the special purpose test equipment of the rolling contact fatigue life test under the line contact conditions.The main application of this testing machine is: the roller that the short columnar roller and the rolling surface of standard had convexity carries out the rolling contact fatigue life test under the line contact conditions.The roller that rolling surface is had different convexity amounts or a different convexity pattern carries out the contrast test of the rolling contact fatigue life under the line contact conditions.Roller material, processing technology are carried out the contact fatigue life simulation test.This testing machine is caught two key issues: the one, and the repeatability (the test roller of same specification of the same type, its rotating speed, test load and lubricating condition are similar) of the test condition of realization line contact; The 2nd, driving rolls system, back-up roller train, the Design and Machining precision and the material hardness that load roller system and accompany the examination roller to be.This testing machine has rational basic structure and test principle, will be strict with from precision, hardness when carrying the Element Design of rotating, and will accurately stablize the load that the test roller applies, and test parameters is easy to adjust, and test accurately.In order to address the above problem, provide following technical scheme.
Summary of the invention
The present invention is that φ 20～φ 45mm, length are the roller of 20～60mm in order to solve diameter, the deficiency of the technical matters in contact fatigue test, by rational design, a kind of roller contact fatigue test machine and method of operating are provided, under the oil jet lubrication environment when hydraulic loaded 2～30KN, maximum speed 10000rpm smoothly, safety, finish the work accurately, and then effectively improve the quality of products, work efficiency.
The present invention provides following technical scheme in order to address the above problem, and is by fuselage, drive disk assembly frame, testing machine main body, loading system, lubricating system, automatically controlled test macro, main motor, the main transmission train loads train, supporting wheel systems, the location train is accompanied the examination roller, and the test roller constitutes; Middle part, fuselage below is provided with the drive disk assembly frame, drive disk assembly frame top is provided with main motor, the body upper middle part is provided with the testing machine main body, testing machine main body one side is provided with loading system, opposite side is provided with automatically controlled test macro, the loading system top is provided with lubricating system, and the main motor one side belt wheel periphery of main transmission train one side and fuselage below is provided with driving-belt;
Testing machine main body middle part is provided with the main transmission train, and main transmission train one middle side part is provided with the loading train, and the opposite side middle part is provided with the location train; The top of main transmission train, loading train are provided with a pair of examination roller of accompanying with train inboard, location, accompany examination roller middle part placement test roller, and test roller top is provided with supporting wheel systems.
To test roller with specific purpose tool during the installation test roller and deliver to shown position by the side, test can be carried out; To test the roller sucking-off with (instrument of carry magnet) during dismounting test roller gets final product.
Accompany the examination roller if need to change, installation steps are as follows:
1. loading train and the location train is drawn to both sides, till accompanying two examination roller side (50mm) to put in;
2. state when testing is satisfied in the position of debugging location train;
3. load train and push away, get final product less than the test roller diameter to the gap that loads between train and the location train to the main driving wheel direction;
4. will test roller with specific purpose tool is delivered to by the side and accompanies examination roller both medium positions;
5. load the train imposed load, to the main transmission train, load train, supporting wheel systems, location train, accompany the examination roller, the test roller tangent in twos till, begin test.
1, testing machine working specification:
(1) with sample wiped clean, numbering.
(2) testing machine main body assembling, each parts will clean up, and assembling meets the technical requirement of assembling drawing.
(3) formulate test condition and test program by related standards.
(4) hydraulic system does not have grit, and keeps clean.
(5) pipeline of inspection hydraulic loading system connects intact.
(6) base of loading system and guide rail connect flexibility and reliability.
(7) each parts of kinematic train and coupling component want reliable, rotate no dead point by hand, guarantee to realize rated speed.
(8) whether inspection is electric reliable, correct with the test wiring.
(9) check other interface units as: plug-in units such as motor plug, pull pressure sensor insert firmly by specification and tighten.
(10) the various plug-in units between main frame feature board and the interface box guarantee contact reliable, do not become flexible.
(11) before the official test, must open " host-initiated ", " lubrication motor startup ", " loading motor startup ", and " Loading Control selection " reach " Loading Control mode " and be threaded to automatic transmission, can depend on the needs during debugging.
(12) check whether computing machine, printer be intact.
2, computer software operation instructions:
Click the shortcut of program on the table or click " application program " under the program installation directory, the start-up course through of short duration can enter the software supervision interface.
The invention has the beneficial effects as follows: testing machine should be installed in and meet in the required environment of roller test, on every side should be isolated with dust, and vibrate less.The electric appliance circuits insulation is good, and electrical connector is good, and frequency converter is working properly, and loading system is working properly, each position securing member is connected firmly, and manufacturing process is simple, and is easy to use, obtains accurate experimental data easily, improve the quality of products, save time, production cost, reduce waste product, waste of material.
Description of drawings
The present invention will be described below in conjunction with accompanying drawing.
Fig. 1 is general assembly structural representation of the present invention.
Fig. 2 is general assembly texture edge synoptic diagram of the present invention.
Fig. 3 is testing machine agent structure synoptic diagram.
Among Fig. 1 .2.3, fuselage 1, drive disk assembly frame 2, testing machine main body 3, loading system 4, lubricating system 5, automatically controlled test macro 6, main motor 7, main transmission train 8 loads train 9, supporting wheel systems 10, location train 11 is accompanied examination roller 12, test roller 13.
Embodiment
The present invention is further described below in conjunction with accompanying drawing and embodiment:
Embodiment 1
As shown in Fig. 1,2,3, middle part, fuselage 1 below is provided with drive disk assembly frame 2, drive disk assembly frame 2 tops are provided with main motor 7, fuselage 1 upper center is provided with testing machine main body 3, testing machine main body 3 one sides are provided with loading system 4, opposite side is provided with automatically controlled test macro 6, and loading system 4 tops are provided with lubricating system 5, and the main motor 7 one side belt wheel peripheries of main transmission train 8 one sides and fuselage 1 below are provided with driving-belt;
Embodiment 2
Testing machine main body 3 middle parts are provided with main transmission train 8, and main transmission train 8 one middle side parts are provided with and load train 9, and the opposite side middle part is provided with location train 11; The top of main transmission train 8, loading train 9 are provided with a pair of examination roller 12 of accompanying with train 11 inboards, location, accompany examination roller 12 middle parts placement test roller 13, and test roller 13 tops are provided with supporting wheel systems 10.
Embodiment 3
To test roller during the installation test roller and be delivered to by the side and accompany examination roller 12 both medium positions, test can be carried out; To test the roller sucking-off with (instrument of carry magnet) during dismounting test roller gets final product.
Embodiment 4
Accompany the examination roller if need to change, installation steps are as follows:
Draw to both sides loading train 9 and location train 11, till accompanying two examination roller 12 sides (50mm) to put in;
The position of debugging location train 11, state when satisfying test;
Load train 9 and push away, get final product less than the test roller diameter to the gap that loads between train 9 and the location train 11 to the main driving wheel direction;
To test roller 13 is delivered to by the side and accompanies examination roller 12 both medium positions;
Embodiment 5
1, testing machine working specification:
(1) with sample wiped clean, numbering.
(2) testing machine main body assembling, each parts will clean up, and assembling meets the technical requirement of assembling drawing.
(3) formulate test condition and test program by related standards.
(4) hydraulic system does not have grit, and keeps clean.
(5) pipeline of inspection hydraulic loading system connects intact.
(6) base of loading system and guide rail connect flexibility and reliability.
(7) each parts of kinematic train and coupling component want reliable, rotate no dead point by hand, guarantee to realize rated speed.
(8) whether inspection is electric reliable, correct with the test wiring.
(9) check other interface units as: plug-in units such as motor plug, pull pressure sensor insert firmly by specification and tighten.
(10) the various plug-in units between main frame feature board and the interface box guarantee contact reliable, do not become flexible.
(11) before the official test, must open " host-initiated ", " lubrication motor startup ", " loading motor startup ", and " Loading Control selection " reach " Loading Control mode " and be threaded to automatic transmission, can depend on the needs during debugging.
(12) check whether computing machine, printer be intact.
2, computer software operation instructions:
Click the shortcut of program on the table or click " application program " under the program installation directory, the start-up course through of short duration can enter the software supervision interface.
Claims (5)
1. roller contact fatigue test machine and method of operating, be by, fuselage (1), drive disk assembly frame (2), testing machine main body (3), loading system (4), lubricating system (5), automatically controlled test macro (6), main motor (7), main transmission train (8), load train (9), supporting wheel systems (10), location train (11), accompany examination roller (12), test roller (13) constitutes; It is characterized in that: middle part, fuselage (1) below is provided with drive disk assembly frame (2), drive disk assembly frame (2) top is provided with main motor (7), fuselage (1) upper center is provided with testing machine main body (3), testing machine main body (3) one sides are provided with loading system (4), opposite side is provided with automatically controlled test macro (6), loading system (4) top is provided with lubricating system (5), and main motor (7) the one side belt wheel peripheries of main transmission train (8) one sides and fuselage (1) below are provided with driving-belt.
2. according to a kind of roller contact fatigue test machine and the method for operating described in the claim 1, it is characterized in that: testing machine main body (3) middle part is provided with main transmission train (8), main transmission train (8) one middle side parts are provided with and load train (9), and the opposite side middle part is provided with location train (11); The top of main transmission train (8), loading train (9) are provided with a pair of examination roller (12) of accompanying with train (11) inboard, location, accompany and try to place test roller (13) in the middle part of the roller (12), and supporting wheel systems (10) is set above the test roller (13).
3. according to a kind of roller contact fatigue test machine and the method for operating described in the claim 1, it is characterized in that: will test roller during the installation test roller and be delivered to by the side and accompany examination roller (12) both medium positions, test can be carried out; To test the roller sucking-off with the instrument of carry magnet during dismounting test roller gets final product.
4. according to a kind of roller contact fatigue test machine and the method for operating described in the claim 1, it is characterized in that: load train (9) and push away, get final product less than the test roller diameter to the gap that loads between train (9) and the location train (11) to the main driving wheel direction; To test roller (13) is delivered to by the side and accompanies examination roller (12) both medium positions; Load train (9) imposed load, to main transmission train (8), load train (9), supporting wheel systems (10), location train (11), accompany examination roller (12), test roller (13) tangent in twos till, begin test.
5. according to a kind of roller contact fatigue test machine and the method for operating described in the claim 1, it is characterized in that: click the shortcut of program on the table or under the program installation directory, click " application program ", start-up course through of short duration can enter the software supervision interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010599535.7A CN102147341B (en) | 2010-12-22 | 2010-12-22 | A kind of contact fatigue tester for bearing roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010599535.7A CN102147341B (en) | 2010-12-22 | 2010-12-22 | A kind of contact fatigue tester for bearing roller |
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| Publication Number | Publication Date |
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| CN102147341A true CN102147341A (en) | 2011-08-10 |
| CN102147341B CN102147341B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010599535.7A Active CN102147341B (en) | 2010-12-22 | 2010-12-22 | A kind of contact fatigue tester for bearing roller |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525428A (en) * | 2016-12-26 | 2017-03-22 | 中国航空工业集团公司西安飞机设计研究所 | Needle roller bearing life test method with rotatable outer ring |
| CN111122154A (en) * | 2020-01-10 | 2020-05-08 | 上海大学 | Three-wire contact fatigue testing machine for realizing sliding-rolling ratio working condition |
| CN111504833A (en) * | 2020-05-27 | 2020-08-07 | 河南科技大学 | Bearing steel ball loading test bed |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2608972Y (en) * | 2003-04-22 | 2004-03-31 | 上海大学 | Bearing ball rolling contact fatigue life testing machine |
| CN200979526Y (en) * | 2005-07-11 | 2007-11-21 | 燕山大学 | A working state simulation rolling contact fatigue test device |
| WO2008000285A1 (en) * | 2006-06-28 | 2008-01-03 | Ab Skf | A method for indicating fatigue damage of a metal object |
| CN101241044A (en) * | 2008-03-12 | 2008-08-13 | 南通大学 | High speed light loading ceramic ball rolling contact fatigue-testing machine |
| CN201974341U (en) * | 2010-12-22 | 2011-09-14 | 洛阳铭昊测控科技有限公司 | Periodic dynamic contact fatigue tester for supercritical bearing roller |
-
2010
- 2010-12-22 CN CN201010599535.7A patent/CN102147341B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2608972Y (en) * | 2003-04-22 | 2004-03-31 | 上海大学 | Bearing ball rolling contact fatigue life testing machine |
| CN200979526Y (en) * | 2005-07-11 | 2007-11-21 | 燕山大学 | A working state simulation rolling contact fatigue test device |
| WO2008000285A1 (en) * | 2006-06-28 | 2008-01-03 | Ab Skf | A method for indicating fatigue damage of a metal object |
| CN101241044A (en) * | 2008-03-12 | 2008-08-13 | 南通大学 | High speed light loading ceramic ball rolling contact fatigue-testing machine |
| CN201974341U (en) * | 2010-12-22 | 2011-09-14 | 洛阳铭昊测控科技有限公司 | Periodic dynamic contact fatigue tester for supercritical bearing roller |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525428A (en) * | 2016-12-26 | 2017-03-22 | 中国航空工业集团公司西安飞机设计研究所 | Needle roller bearing life test method with rotatable outer ring |
| CN111122154A (en) * | 2020-01-10 | 2020-05-08 | 上海大学 | Three-wire contact fatigue testing machine for realizing sliding-rolling ratio working condition |
| CN111504833A (en) * | 2020-05-27 | 2020-08-07 | 河南科技大学 | Bearing steel ball loading test bed |
| CN111504833B (en) * | 2020-05-27 | 2023-12-12 | 河南科技大学 | Bearing steel ball loading test bed |
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| Publication number | Publication date |
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| CN102147341B (en) | 2015-11-25 |
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