CN114184543A - Shaft sleeve friction coefficient detection experiment machine - Google Patents
Shaft sleeve friction coefficient detection experiment machine Download PDFInfo
- Publication number
- CN114184543A CN114184543A CN202111511426.XA CN202111511426A CN114184543A CN 114184543 A CN114184543 A CN 114184543A CN 202111511426 A CN202111511426 A CN 202111511426A CN 114184543 A CN114184543 A CN 114184543A
- Authority
- CN
- China
- Prior art keywords
- oil cylinder
- bearing
- controller
- main shaft
- friction coefficient
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 31
- 238000002474 experimental method Methods 0.000 title claims abstract description 10
- 238000012360 testing method Methods 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000012797 qualification Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/02—Measuring coefficient of friction between materials
Abstract
The invention discloses a shaft sleeve friction coefficient detection tester, which comprises a rack, a controller, a bearing fixing seat, a main shaft, a swing arm assembly, a friction pressure head, a main oil cylinder and a high-frequency oil cylinder, wherein the main shaft is arranged on the rack; the controller is arranged on the frame; the main shaft is provided with a temperature analog sensor for detecting the central temperature in the bearing, and the temperature analog sensor is connected with a controller; by adopting the equipment to automatically detect the bearing, the whole process is completely judged without manpower, and because the performance parameter is obtained by the equipment of the bearing comprehensive performance detection equipment and the detection result can be automatically obtained according to the performance parameter and the preset qualified condition, the interference of artificial subjective factors is avoided, the detection process is simpler, and the accuracy of the detection result is higher. The device performs detection experiments on the formula and the quality of the bearing in advance, greatly improves the product qualification rate, ensures safe production, improves the production efficiency, ensures the quality and saves the cost.
Description
Technical Field
The invention relates to the technical field of test machines, in particular to a shaft sleeve friction coefficient detection test machine.
Background
With the rapid development of heavy industry, especially the quality, safety and reliability of bearings have higher requirements. The bearing industry puts forward more strict requirements on non-standard tools, requires lean refinement no matter a mechanical structure or experimental software control, and ensures the efficiency and the quality of products for factory detection, the reliability of the product quality and the service life.
At present, a bearing needs to comprehensively detect more performance parameters: coefficient of friction, life and maintenance data etc. consequently, the bearing of producing need carry out various experiments and detect, and among the prior art, the experimental facilities measuring error for detecting the bearing is great, generally will measure several times repeatedly to need manual work cooperation, it is laborious, the effect is still not good, the problem is more, the quality can not obtain the assurance.
Disclosure of Invention
In view of the above, the present invention is directed to the defects in the prior art, and the main object of the present invention is to provide a shaft sleeve friction coefficient detection testing machine, which can detect a bearing quickly and effectively, and is time-saving and labor-saving.
In order to achieve the purpose, the invention adopts the following technical scheme:
a shaft sleeve friction coefficient detection test machine comprises a rack, a controller, a bearing fixing seat, a main shaft, a swing arm assembly, a friction pressure head, a main oil cylinder and a high-frequency oil cylinder; the controller is arranged on the frame; the bearing fixing seat is fixed on the frame; the main shaft extends horizontally and is rotatably arranged on the bearing fixing seat, a temperature analog sensor for detecting the central temperature in the bearing is arranged on the main shaft, and the temperature analog sensor is connected with the controller; the swing assembly is connected with the main shaft and drives the main shaft to rotate; the friction pressure head can be movably arranged right above the bearing fixing seat up and down; the main oil cylinder is arranged on the frame and connected with the controller, and the main oil cylinder drives the friction pressure head to move up and down; the high-frequency oil cylinder is arranged on the rack and connected with the controller, the high-frequency oil cylinder is connected with the swing arm assembly and drives the swing assembly to swing up and down, a tension analog quantity detection sensor is arranged at the joint between the high-frequency oil cylinder and the swing arm assembly, and the tension analog quantity detection sensor is connected with the controller.
Preferably, the rack comprises a lower platform, an upper platform and a plurality of supporting columns; the upper platform is located right above the lower platform, the support columns are connected between the lower platform and the upper platform, the bearing fixing seat is arranged on the surface of the lower platform, and the main oil cylinder and the high-frequency oil cylinder are arranged on the bottom surface of the upper platform.
Preferably, an oil filling hole for filling oil to the bearing is formed in one end of the main shaft, a containing hole is formed in the other end of the main shaft, and the temperature analog sensor is arranged in the containing hole.
Preferably, the cylinder diameter of the master cylinder is 250mm, the rod diameter is 160mm, and the stroke is 490 mm.
Preferably, the cylinder diameter of the high-frequency oil cylinder is 80mm, the rod diameter is 50mm, and the stroke is 550 mm.
Preferably, the power of the motor of the main oil cylinder is 11 KW.
Preferably, the power of the high-frequency oil cylinder is 45 KW.
Compared with the prior art, the invention has obvious advantages and beneficial effects, and specifically, the technical scheme includes that:
by adopting the equipment to automatically detect the bearing, the whole process is completely judged without manpower, and because the performance parameter is obtained by the equipment of the bearing comprehensive performance detection equipment and the detection result can be automatically obtained according to the performance parameter and the preset qualified condition, the interference of artificial subjective factors is avoided, the detection process is simpler, and the accuracy of the detection result is higher. The device performs detection experiments on the formula and the quality of the bearing in advance, greatly improves the product qualification rate, ensures safe production, improves the production efficiency, ensures the quality and saves the cost.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments:
drawings
FIG. 1 is a front view of a preferred embodiment of the present invention;
FIG. 2 is a partial cross-sectional view of a preferred embodiment of the present invention;
FIG. 3 is another partial cross-sectional view of the preferred embodiment of the present invention.
The attached drawings indicate the following:
10. frame 11, lower platform
12. Upper platform 13, support column
20. Controller 30 and bearing fixing seat
40. Main shaft 41, oil filler point
42. Containing hole 50 and swing arm assembly
60. Friction pressure head 70 and main oil cylinder
80. High-frequency oil cylinder 91 and bearing
92. Temperature analog quantity sensor 93 and tension analog quantity detection sensor
Detailed Description
Referring to fig. 1 to 3, a specific structure of a preferred embodiment of the present invention is shown, which includes a frame 10, a controller 20, a bearing fixing base 30, a main shaft 40, a swing arm assembly 50, a friction ram 60, a main cylinder 70 and a high frequency cylinder 80.
The machine frame 10 comprises a lower platform 11, an upper platform 12 and a plurality of supporting columns 13; the upper stage 12 is positioned directly above the lower stage 11, and the plurality of support columns 13 are connected between the lower stage 11 and the upper stage 12.
The controller 20 is disposed on the frame 10; in this embodiment, the controller 20 is disposed on the upper platform 12, and the controller 20 is a siemens PLC programmable controller.
The bearing fixing base 30 is fixed on the frame 10, the bearing fixing base 30 is used for fixing the bearing 91, and in this embodiment, the bearing fixing base 30 is disposed on the surface of the lower platform 11.
The main shaft 40 extends horizontally and is rotatably arranged on the bearing fixing seat 30, the main shaft 40 is used for fixing a bearing inner ring, the main shaft 40 is provided with a temperature analog quantity sensor 92 used for detecting the central temperature in the bearing, and the temperature analog quantity sensor 92 is connected with the controller 20 and is used for detecting the temperature change of the bearing 91 in the experiment; the swing assembly 50 is connected with the main shaft 40 and drives the main shaft 40 to rotate; in the present embodiment, an oil filling hole 41 for filling oil to the bearing 91 is opened at one end of the main shaft 40, a housing hole 42 is opened at the other end of the main shaft 40, and the temperature analog sensor 92 is disposed in the housing hole 42.
The friction ram 60 is movably disposed right above the bearing fixing seat 30, and the friction ram 60 is used for pressing against an outer ring of the bearing 91.
The main oil cylinder 70 is arranged on the frame 10 and connected with the controller 20, and the main oil cylinder 70 drives the friction pressure head 60 to move up and down; in the present embodiment, the master cylinder 70 is disposed on the bottom surface of the upper platform 12, and the master cylinder 70 has a cylinder diameter of 250mm, a rod diameter of 160mm, and a stroke of 490 mm. The motor power of the main oil cylinder 70 is 11 KW.
The high-frequency oil cylinder 80 is arranged on the frame 10 and connected with the controller 20, the high-frequency oil cylinder 80 is connected with the swing arm assembly 50 and drives the swing assembly 50 to swing up and down, the detection angle is changed through the inner ring of the swing bearing 91 of the high-frequency oil cylinder 80, a tension analog quantity detection sensor 93 is arranged at the connection position between the high-frequency oil cylinder 80 and the swing arm assembly 50, and the tension analog quantity detection sensor 93 is connected with the controller 20 and used for detecting the change of the traction force of each angle when the bearing 91 swings. In this embodiment, the high frequency oil cylinder 80 is disposed on the bottom surface of the upper platform 12, the cylinder diameter of the high frequency oil cylinder 80 is 80mm, the rod diameter is 50mm, the stroke is 550mm, and the power of the high frequency oil cylinder 80 is 45 KW.
Detailed description the working principle of the present embodiment is as follows:
firstly, the bearing 91 to be detected is sleeved on the main shaft 40 and fixed on the bearing fixing seat 30, and then the following parameters are set on the control panel of the controller 20:
the operator: name or job number of the tester.
The product model is as follows: and setting the name and model of the tested workpiece.
Test surface pressure: setting of the force from the loading cylinder to which the workpiece is subjected during the test.
The swinging angle is as follows: and setting the positive and negative swinging angles of the high-frequency cylinder during the test.
And (4) setting the test times, namely setting the oscillation times of the high-frequency cylinder during the test.
Display panel
XY-Curve: used for displaying the friction coefficient and the change of the temperature curve of the shaft center of the workpiece during the test.
The total test running times, the current friction coefficient, the current axle center temperature, the test time and the like are all displayed in the corresponding data frames.
Then, starting an experiment, wherein the main oil cylinder 70 drives the friction pressure head 60 to downwards movably press on the outer ring of the bearing 91, the loading pressure meets the proportional pressure control of 0-75T radial loading force, corresponding loads can be loaded according to different products in the system, the loading force can be set at will, then, the high-frequency oil cylinder 80 drives the swinging assembly 50 to swing up and down, so that the inner ring of the bearing 91 performs high-frequency reciprocating motion, the swinging angle of the high-frequency oil cylinder 80 can be adjusted within +/-35 degrees in the horizontal direction according to needs, the motion period and the swinging frequency of the high-frequency oil cylinder 80 can be set at will in the system according to the experiment requirements, and corresponding data statistics and storage are carried out on the swinging frequency; the device can automatically calculate the change of the friction coefficient mu of the shaft sleeve and the connecting part according to the change system of the high-frequency oil cylinder 80 (the loading force of the high-frequency oil cylinder 80 is unchanged) and the swing arm assembly 50, and when the friction coefficient mu reaches a certain value, the device system can automatically alarm and stop; the friction coefficient mu change parameter data curve and the temperature change recording curve have the function of file output and printing; the temperature change curve of the shaft sleeve and the connecting part and the friction coefficient mu change curve are recorded and output in unit time, and the time has no setting requirement; the experimental test is output in a report form file, the report content is a record of the product model, a corresponding experimental parameter record and a curve table, and a product detection report is obtained by observing the curve change and analyzing the parameter change according to a set standard.
The design key points of the invention are as follows: by adopting the equipment to automatically detect the bearing, the whole process is completely judged without manpower, and because the performance parameter is obtained by the equipment of the bearing comprehensive performance detection equipment and the detection result can be automatically obtained according to the performance parameter and the preset qualified condition, the interference of artificial subjective factors is avoided, the detection process is simpler, and the accuracy of the detection result is higher. The device performs detection experiments on the formula and the quality of the bearing in advance, greatly improves the product qualification rate, ensures safe production, improves the production efficiency, ensures the quality and saves the cost.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (7)
1. The utility model provides a shaft sleeve coefficient of friction detects experiment machine which characterized in that: the device comprises a rack, a controller, a bearing fixing seat, a main shaft, a swing arm component, a friction pressure head, a main oil cylinder and a high-frequency oil cylinder; the controller is arranged on the frame; the bearing fixing seat is fixed on the frame; the main shaft extends horizontally and is rotatably arranged on the bearing fixing seat, a temperature analog sensor for detecting the central temperature in the bearing is arranged on the main shaft, and the temperature analog sensor is connected with the controller; the swing assembly is connected with the main shaft and drives the main shaft to rotate; the friction pressure head can be movably arranged right above the bearing fixing seat up and down; the main oil cylinder is arranged on the frame and connected with the controller, and the main oil cylinder drives the friction pressure head to move up and down; the high-frequency oil cylinder is arranged on the rack and connected with the controller, the high-frequency oil cylinder is connected with the swing arm assembly and drives the swing assembly to swing up and down, a tension analog quantity detection sensor is arranged at the joint between the high-frequency oil cylinder and the swing arm assembly, and the tension analog quantity detection sensor is connected with the controller.
2. The bushing friction coefficient testing machine as claimed in claim 1, wherein: the rack comprises a lower platform, an upper platform and a plurality of support columns; the upper platform is located right above the lower platform, the support columns are connected between the lower platform and the upper platform, the bearing fixing seat is arranged on the surface of the lower platform, and the main oil cylinder and the high-frequency oil cylinder are arranged on the bottom surface of the upper platform.
3. The bushing friction coefficient testing machine as claimed in claim 1, wherein: an oil filling hole for filling oil to the bearing is formed in one end of the main shaft, an accommodating hole is formed in the other end of the main shaft, and the temperature analog quantity sensor is arranged in the accommodating hole.
4. The bushing friction coefficient testing machine as claimed in claim 1, wherein: the cylinder diameter of the main oil cylinder is 250mm, the rod diameter is 160mm, and the stroke is 490 mm.
5. The bushing friction coefficient testing machine as claimed in claim 1, wherein: the cylinder diameter of the high-frequency oil cylinder is 80mm, the rod diameter is 50mm, and the stroke is 550 mm.
6. The bushing friction coefficient testing machine as claimed in claim 1, wherein: the motor power of the main oil cylinder is 11 KW.
7. The bushing friction coefficient testing machine as claimed in claim 1, wherein: the power of the high-frequency oil cylinder is 45 KW.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111511426.XA CN114184543A (en) | 2021-12-06 | 2021-12-06 | Shaft sleeve friction coefficient detection experiment machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111511426.XA CN114184543A (en) | 2021-12-06 | 2021-12-06 | Shaft sleeve friction coefficient detection experiment machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114184543A true CN114184543A (en) | 2022-03-15 |
Family
ID=80543248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111511426.XA Pending CN114184543A (en) | 2021-12-06 | 2021-12-06 | Shaft sleeve friction coefficient detection experiment machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114184543A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102519724A (en) * | 2011-12-05 | 2012-06-27 | 三一重机有限公司 | Wobble bearing type friction test device and method |
| CN205280391U (en) * | 2015-12-16 | 2016-06-01 | 中船重工中南装备有限责任公司 | Auto -lock swing hydraulic press performance testing platform |
| CN106015175A (en) * | 2016-07-31 | 2016-10-12 | 大连宏远气动液压船舶辅机有限公司 | Hydraulic steering gear simulation detecting test-bed device |
| CN109187019A (en) * | 2018-10-31 | 2019-01-11 | 燕山大学 | Oscillating oil cylinder loaded type main rotor ball socket bearing comprehensive test machine |
| CN208459006U (en) * | 2018-03-30 | 2019-02-01 | 洛阳工铭机电设备有限公司 | A kind of bearing Dynamic performance examination machine |
| CN110411750A (en) * | 2019-07-11 | 2019-11-05 | 洛阳铭昊测控科技有限公司 | A kind of bulb spherical plain bearing rod end experimental rig |
| CN112179842A (en) * | 2020-10-12 | 2021-01-05 | 大连理工大学 | Bearing friction coefficient measuring device |
| CN112213101A (en) * | 2020-10-16 | 2021-01-12 | 中国直升机设计研究所 | Durability test bed for torsion arm swing-proof bearing of helicopter |
| CN112326244A (en) * | 2020-11-10 | 2021-02-05 | 王学金 | Bearing rotating friction coefficient detection and post-processing device |
| US20210278337A1 (en) * | 2018-10-31 | 2021-09-09 | Tianjin University | Equivalent friction coefficient measurement apparatus for rolling bearings and method thereof |
| CN113551909A (en) * | 2021-07-28 | 2021-10-26 | 浙江中达精密部件股份有限公司 | Radial spherical plain bearing test bed |
-
2021
- 2021-12-06 CN CN202111511426.XA patent/CN114184543A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102519724A (en) * | 2011-12-05 | 2012-06-27 | 三一重机有限公司 | Wobble bearing type friction test device and method |
| CN205280391U (en) * | 2015-12-16 | 2016-06-01 | 中船重工中南装备有限责任公司 | Auto -lock swing hydraulic press performance testing platform |
| CN106015175A (en) * | 2016-07-31 | 2016-10-12 | 大连宏远气动液压船舶辅机有限公司 | Hydraulic steering gear simulation detecting test-bed device |
| CN208459006U (en) * | 2018-03-30 | 2019-02-01 | 洛阳工铭机电设备有限公司 | A kind of bearing Dynamic performance examination machine |
| CN109187019A (en) * | 2018-10-31 | 2019-01-11 | 燕山大学 | Oscillating oil cylinder loaded type main rotor ball socket bearing comprehensive test machine |
| US20210278337A1 (en) * | 2018-10-31 | 2021-09-09 | Tianjin University | Equivalent friction coefficient measurement apparatus for rolling bearings and method thereof |
| CN110411750A (en) * | 2019-07-11 | 2019-11-05 | 洛阳铭昊测控科技有限公司 | A kind of bulb spherical plain bearing rod end experimental rig |
| CN112179842A (en) * | 2020-10-12 | 2021-01-05 | 大连理工大学 | Bearing friction coefficient measuring device |
| CN112213101A (en) * | 2020-10-16 | 2021-01-12 | 中国直升机设计研究所 | Durability test bed for torsion arm swing-proof bearing of helicopter |
| CN112326244A (en) * | 2020-11-10 | 2021-02-05 | 王学金 | Bearing rotating friction coefficient detection and post-processing device |
| CN113551909A (en) * | 2021-07-28 | 2021-10-26 | 浙江中达精密部件股份有限公司 | Radial spherical plain bearing test bed |
Non-Patent Citations (1)
| Title |
|---|
| "含油轴承摩擦学性能测试台的研制", 润滑与密封, no. 4, pages 81 - 82 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109030219B (en) | Detection method of carton strength detection device | |
| CN106017888B (en) | A kind of semifloating axle shaft rotary bending fatigue bench test device | |
| CN111141451A (en) | Horizontal dynamic balance detection and correction system | |
| CN107803583A (en) | A kind of drawing type inertia friction weld method and device | |
| KR20140122511A (en) | Wheel hub measurement tester for vehicles | |
| CN105458672A (en) | Assembly table for core bodies | |
| CN211103012U (en) | Machining center static rigidity detection device | |
| CN114295395A (en) | Auto-parts production detection device based on internet | |
| JP3645762B2 (en) | Diagnosis method and apparatus for press machine | |
| CN205957946U (en) | Measuring device is filled up in differential mechanism equipment selection | |
| CN114184543A (en) | Shaft sleeve friction coefficient detection experiment machine | |
| CN108646120B (en) | Comprehensive testing equipment for anti-blocking performance of electric hammer | |
| CN111879198B (en) | Axle type of adjustable height and axial position is beated and is detected measuring tool | |
| CN106041529B (en) | Full-automatic biserial conical bearing assembly line | |
| CN206095561U (en) | Two take place ofs wheel hub bearings loading device that tests vibration | |
| CN110864651B (en) | Differential mechanism shell quality detection equipment | |
| CN205049336U (en) | Detection apparatus for detect with high strength bolt torque coefficient | |
| CN112326425A (en) | Open-air rock measuring equipment and using method thereof | |
| CN213258073U (en) | Device for tightening hub nut of bridge assembly and detecting ABS signal | |
| CN213336045U (en) | Automatic detection device for columnar workpiece | |
| CN211347732U (en) | Full-automatic upset forging testing machine | |
| CN210486828U (en) | Vehicle frame inspection measuring platform | |
| CN209656268U (en) | A kind of parameter adjustment device of automatic clearance adjuster | |
| CN209069196U (en) | A kind of intelligent floor residual indentation detection device | |
| CN113267400A (en) | Horizontal pressure torsion testing device and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |