CN204730962U - Turntable bearing rolling body load diatibution test macro - Google Patents
Turntable bearing rolling body load diatibution test macro Download PDFInfo
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- CN204730962U CN204730962U CN201520474810.0U CN201520474810U CN204730962U CN 204730962 U CN204730962 U CN 204730962U CN 201520474810 U CN201520474810 U CN 201520474810U CN 204730962 U CN204730962 U CN 204730962U
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- turntable bearing
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- body load
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Abstract
The utility model relates to a kind of turntable bearing rolling body load diatibution test macro, and this system comprises drive unit, charger, sensor unit, signals collecting assembly and detecting information processing components; The utility model can realize the test of the load diatibution parameter of turntable bearing rolling body, by the output display to test result, record, preservation and printing, verify the correctness of existing the calculated results, for the serviceable life and reliability of determining turntable bearing provide project data, for turntable bearing type selecting and design provide theoretical foundation, the economic and social benefit loss avoiding turntable bearing roll inside body load diatibution not meet the demands bringing.
Description
Technical field
The utility model relates to turntable bearing test macro field, specifically a kind of test macro of turntable bearing roll inside body load diatibution.
Background technology
Turntable bearing is the bearing that a class can bear the symphyogenetic special construction of radial load, axial load and upsetting moment simultaneously, is widely used on the slewing equipment of the mechanical systems such as lifting, metallurgy, digging, building, harbour and wind-powered electricity generation.Turntable bearing does gyration usually under fully loaded transportation condition, and the calculating of its safety coefficient and fatigue lifetime is the foundation of correct type selecting, and the load diatibution obtaining rolling body carries out these prerequisites calculated.Affect a lot of because have of turntable bearing rolling body load diatibution, for the rolling body load diatibution of turntable bearing can be calculated as far as possible accurately, existing researchist proposes different computing method, but owing to lacking turntable bearing rolling body load diatibution test macro, cannot determine which kind of computing method is correct and the size of difference between the result of calculation of different calculation methods and True Data.
Existing turntable bearing experiment test system is mainly tested some external performance parameters of turntable bearing, such as: the distortion of moment of friction, lasso, lasso displacement, fatigue lifetime etc., do not relate to the test of turntable bearing roll inside body load diatibution.At present, at home and abroad in document, there is not yet the system about testing turntable bearing roll inside body load diatibution.
Utility model content
The purpose of this utility model is that exploitation is a kind of and has the turntable bearing roll inside body load diatibution test macro that directly can read parameter interface, by the man-machine interface of computing machine, the load diatibution parameter of turntable bearing rolling body can be read intuitively, and can the data of test gained be recorded, preserve, be printed, the rolling body load distribution line of turntable bearing can be drawn, and then can utilize and test the result of data to theory calculate that obtain and verify, and provide basic theory data for the designing and calculating of turntable bearing.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of turntable bearing rolling body load diatibution test macro, this system comprises drive unit, charger, sensor unit, signals collecting assembly and detecting information processing components;
Described turntable bearing drive unit comprises motor and speed reduction unit, and motor and speed reduction unit drive tested turntable bearing to rotate;
Described turntable bearing charger realizes the applying of radial direction, axis and upsetting moment load to turntable bearing by hydraulic jack;
Described sensor unit is implanted on the roller surface of tested turntable bearing inside, for gathering the signal of turntable bearing roll inside body load parameter;
Described signals collecting assembly comprises biography signal conditioning circuit and data collecting card;
Described detecting information processing components comprises data acquisition module, parameter setting module, data processing module and parameter display module, it for receiving the data of data collecting card transmission, and is inputted data processing module according to the setting of parameter setting module and parameter display module carries out analyzing and showing by described data acquisition module respectively;
Described sensor unit comprises 32 parallel beam measuring load sensors, is implanted the roller surface of tested turntable bearing by screw attachment, for gathering tested turntable bearing rolling body load parameter signal;
The simulating signal that described signal conditioning circuit is used for sensor unit obtains is converted into standard voltage signal;
Described data collecting card adopts PCI9616 type data collecting card, adopts single-ended 32 tunnel inputs, for the voltage signal after the amplification of collection signal modulate circuit, separation, conversion, and is transferred to the detecting information processing components of rear end;
Described turntable bearing charger comprises loading arm, axial load cylinder and radial loaded oil cylinder, and one end of loading arm is arranged on treats on the inner ring of measured bearing, and the other end is provided with axial load cylinder and radial loaded oil cylinder.
Described loading arm is pyramid type, and its large end is located on the inner ring of measured bearing, and the other end is provided with axial load cylinder and radial loaded oil cylinder.
The beneficial effects of the utility model:
The turntable bearing rolling body load diatibution test macro that the utility model provides, the test of the load diatibution parameter of turntable bearing rolling body can be realized, by the output display to test result, record, preservation and printing, verify the correctness of existing the calculated results, for the serviceable life and reliability of determining turntable bearing provide project data, for turntable bearing type selecting and design provide theoretical foundation, the economic and social benefit loss avoiding turntable bearing roll inside body load diatibution not meet the demands bringing.
Accompanying drawing explanation
Fig. 1 is that the utility model turntable bearing drives and charger structural drawing;
Fig. 2 is the utility model testing sensor integrating device figure;
Fig. 3 is the signal conditioning circuit figure of the utility model test macro;
Fig. 4 is the structure theory of constitution figure of test macro of the present utility model;
Reference numeral: 1, motor, 2, speed reduction unit, 3, riser, 4, measured bearing, 5, loading arm, 6, axial load cylinder, 7, radial loaded oil cylinder, 8, sensor.
Embodiment
Below in conjunction with embodiment, the utility model is further elaborated.
A kind of turntable bearing rolling body load diatibution test macro, this system comprises drive unit, charger, sensor unit, signals collecting assembly and detecting information processing components;
Described turntable bearing drive unit comprises motor and speed reduction unit, and motor and speed reduction unit drive tested turntable bearing to rotate;
Described turntable bearing charger realizes the applying of radial direction, axis and upsetting moment load to turntable bearing by hydraulic jack;
Described sensor unit is implanted in the roller surface of tested turntable bearing inside, for gathering the signal of turntable bearing roll inside body load parameter;
Described signals collecting assembly comprises biography signal conditioning circuit and data collecting card;
Described detecting information processing components comprises data acquisition module, parameter setting module, data processing module and parameter display module, it for receiving the data of data collecting card transmission, and is inputted data processing module according to the setting of parameter setting module and parameter display module carries out analyzing and showing by described data acquisition module respectively.
Described turntable bearing driving and charger as shown in Figure 1, are driven turntable bearing to rotate by motor and speed reduction unit, by oil cylinder, turntable bearing are realized to the applying of radial direction, axis and upsetting moment load.Mainly form by with lower part: motor 1, speed reduction unit 2, riser 3, measured bearing 4, loading arm 5, axial load cylinder 6 and radial loaded oil cylinder 7.Wherein, riser 3 is for installing measured bearing 4, and drive motor 1 and speed reduction unit 2 are for driving the rotation of measured bearing 4; Loading arm 5 is in pyramid type, and its large end is located on measured bearing 4, and the other end is provided with axial load cylinder 6 and radial loaded oil cylinder 7, and axial load cylinder 6 and radial loaded oil cylinder 7 are by loading arm 5 pairs of measured bearing 4 imposed loads.
Described sensor unit is implanted on the roller surface of tested turntable bearing inside, for gathering the signal of turntable bearing roll inside body load parameter.As shown in Figure 2, implant parallel beam measuring load sensor at measured bearing roller surface, sensor is along the circumferential direction uniformly distributed, and every bar raceway arranges 16 sensors.
Described sensor unit comprises 32 parallel beam measuring load sensors of CFBHXP, is implanted the roller surface of tested turntable bearing by screw attachment, for gathering tested turntable bearing rolling body load parameter signal.
The simulating signal that described signal conditioning circuit is used for sensor unit obtains is converted into standard voltage signal.As shown in Figure 3, adopt measuring bridge and two-stage amplifying circuit, the load parameter signal for the turntable bearing roll inside body collected sensor unit amplifies, is separated and is converted to standard voltage signal signal conditioning circuit of the present utility model.
Data collecting card of the present utility model selects the data collecting card PCI9616 of 16, by single-ended 32 tunnel inputs, gathers the voltage signal after signal conditioning circuit process; Capture card is connected with industrial computer by pci bus, and this data collecting card is mutually compatible with Labview graphical programming language, facilitates Installation and Debugging, and the structure theory of constitution figure of test macro of the present utility model as shown in Figure 4.
Disposal system of the present utility model take industrial computer as hardware, by user's display interface of Labview graphical programming environment development and testing system.
Detecting information processing components of the present utility model comprises data acquisition module, parameter setting module, data processing module and display module, can record, preserve, print and draw load distribution line each data of test gained.
Described data acquisition module reads data from the passage that data collecting card is specified.
The data of the data collecting card transmission that described parameter setting module receives data acquisition module, set, and then it are inputted respectively data processing module and display module carries out analyzing and showing.
Described data processing module processes the signal tested, and calculates the parameter at measured bearing test position.
The real-time output display of load diatibution of measured bearing roll inside body on guidance panel, can be drawn the load distribution line of current measured bearing roll inside body by described display module by display module.
Claims (6)
1. a turntable bearing rolling body load diatibution test macro, is characterized in that: this system comprises drive unit, charger, sensor unit, signals collecting assembly and detecting information processing components;
Described turntable bearing drive unit comprises motor and speed reduction unit, and motor and speed reduction unit drive tested turntable bearing to rotate;
Described turntable bearing charger realizes the applying of radial direction, axis and upsetting moment load to turntable bearing by hydraulic jack;
Described sensor unit is implanted on the roller surface of tested turntable bearing inside, for gathering the signal of turntable bearing roll inside body load parameter;
Described signals collecting assembly comprises biography signal conditioning circuit and data collecting card;
Described detecting information processing components comprises data acquisition module, parameter setting module, data processing module and parameter display module, it for receiving the data of data collecting card transmission, and is inputted data processing module according to the setting of parameter setting module and parameter display module carries out analyzing and showing by described data acquisition module respectively.
2. turntable bearing rolling body load diatibution test macro as claimed in claim 1, it is characterized in that: described sensor unit comprises 32 parallel beam measuring load sensors, the roller surface of tested turntable bearing is implanted, for gathering tested turntable bearing rolling body load parameter signal by screw attachment.
3. turntable bearing rolling body load diatibution test macro as claimed in claim 1, is characterized in that: the simulating signal that described signal conditioning circuit is used for sensor unit obtains is converted into standard voltage signal.
4. turntable bearing rolling body load diatibution test macro as claimed in claim 1, it is characterized in that: described data collecting card adopts PCI9616 type data collecting card, adopt single-ended 32 tunnel inputs, for the voltage signal after the amplification of collection signal modulate circuit, separation, conversion, and be transferred to the detecting information processing components of rear end.
5. turntable bearing rolling body load diatibution test macro as claimed in claim 1, it is characterized in that: described turntable bearing charger comprises loading arm, axial load cylinder and radial loaded oil cylinder, one end of loading arm is arranged on treats on the inner ring of measured bearing, and the other end is provided with axial load cylinder and radial loaded oil cylinder.
6. turntable bearing rolling body load diatibution test macro as claimed in claim 5, it is characterized in that: described loading arm is pyramid type, its large end is located on the inner ring of measured bearing, and the other end is provided with axial load cylinder and radial loaded oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520474810.0U CN204730962U (en) | 2015-07-04 | 2015-07-04 | Turntable bearing rolling body load diatibution test macro |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520474810.0U CN204730962U (en) | 2015-07-04 | 2015-07-04 | Turntable bearing rolling body load diatibution test macro |
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| Publication Number | Publication Date |
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| CN204730962U true CN204730962U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520474810.0U Expired - Fee Related CN204730962U (en) | 2015-07-04 | 2015-07-04 | Turntable bearing rolling body load diatibution test macro |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104990647A (en) * | 2015-07-04 | 2015-10-21 | 河南科技大学 | Rotary table bearing rolling element load distribution test system |
-
2015
- 2015-07-04 CN CN201520474810.0U patent/CN204730962U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104990647A (en) * | 2015-07-04 | 2015-10-21 | 河南科技大学 | Rotary table bearing rolling element load distribution test system |
| CN104990647B (en) * | 2015-07-04 | 2017-09-29 | 河南科技大学 | Turntable bearing rolling element load Distribution Test system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20160704 |
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| CF01 | Termination of patent right due to non-payment of annual fee |