CN205785778U - A kind of helical spring durability test apparatus - Google Patents
A kind of helical spring durability test apparatus Download PDFInfo
- Publication number
- CN205785778U CN205785778U CN201620477264.0U CN201620477264U CN205785778U CN 205785778 U CN205785778 U CN 205785778U CN 201620477264 U CN201620477264 U CN 201620477264U CN 205785778 U CN205785778 U CN 205785778U
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- China
- Prior art keywords
- support
- test
- guide rail
- plate
- helical spring
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of helical spring durability test apparatus, including: support be arranged on the vibration table below support；Described support is provided with rebound；Described rebound is provided with guide rail backing plate；Described guide rail backing plate is provided with two guide rails；Between two guide rails, it is provided with bearing block on described guide rail backing plate；Described bearing block is provided with leading screw；Described two guide rails are provided with the connection support that can slide up and down along guide rail；Described connection support is fixing with leading screw to be connected, and scalable connects the position of support；Described connection support is provided with cover plate normal thereto；The lower end of described cover plate is provided with train wheel bridge；Described vibration table is provided with moving-coil；Described moving-coil is provided with lower plate；Described lower plate is symmetricly set on train wheel bridge lower end；Described lower plate is provided with mounting blocks, and workpiece setting to be tested is on mounting blocks.By the way, this utility model simple in construction, improve the precision of the frequency needed for test and test；The installation and simple and quick of test；It is applicable to various vibration test.
Description
Technical field
This utility model relates to the improvement of experiment vibrational system device, particularly a kind of simple in construction, improves the precision of the frequency needed for test and test；The installation and simple and quick of test；It is applicable to the experiment vibrational system device of various vibration test.
Background technology
The fatigue endurance test of spring is mainly tested according to the requirement in GBT 16947-2009 helical spring fatigue test specification, but this standard is the superclass of a test, concrete assay device do not had special explanation and regulation, and the flat rate of operation of the fatigue durability testing device of more existing springs is less, and the long duration test of the spring of some high-frequency operations can not meet its test requirements document.
Utility model content
This utility model, mainly solving the technical problems that provide a kind of simple in construction, improves the precision of the frequency needed for test and test；The installation and simple and quick of test；Apply to the device of various similar model helical spring long duration test.
For solving above-mentioned technical problem, the technical scheme that this utility model uses is a kind of helical spring durability test apparatus, including: support be arranged on the vibration table below support；Described support is provided with rebound；Described rebound is provided with guide rail backing plate；Described guide rail backing plate is provided with two guide rails；Between two guide rails, it is provided with bearing block on described guide rail backing plate；Described bearing block is provided with leading screw；Described two guide rails are provided with the connection support that can slide up and down along guide rail；Described connection support is fixing with leading screw to be connected, and scalable connects the position of support；Described connection support is provided with cover plate normal thereto；The lower end of described cover plate is provided with train wheel bridge；Described vibration table is provided with moving-coil；Described moving-coil is provided with lower plate；Described lower plate is symmetricly set on train wheel bridge lower end；Described lower plate is provided with mounting blocks, and workpiece setting to be tested is on mounting blocks.
Preferably, described leading screw is fixed on connection support by T-nut.
Preferably, described lower plate is provided with acceleration transducer.
The beneficial effects of the utility model are: a kind of helical spring durability test apparatus described in the utility model, simple in construction, improve the frequency needed for test, and the precision of test is greatly improved, the installation of test and simple and quick；It is applicable to various vibration test.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of a kind of helical spring durability test apparatus described in the utility model.
Accompanying drawing 2 is the left view of Fig. 1.
Accompanying drawing 3 is the partial enlarged drawing at Fig. 2 A.
Wherein: 1, support；2, rebound；3, guide rail backing plate；4, bearing block；5, guide rail；6, support is connected；7, leading screw；8, T-nut；9, cover plate；10, train wheel bridge；11, lower plate；12, mounting blocks；13, vibration table.
Detailed description of the invention
Below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described in detail, so that advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus protection domain of the present utility model is made apparent clear and definite defining.
Referring to Fig. 1 to Fig. 3, this utility model embodiment includes:
Support 1 and be arranged on the vibration table 13 below support 1；Described support 1 is provided with rebound 2；Described rebound 2 is provided with guide rail backing plate 3；Described guide rail backing plate 3 is provided with two guide rails 5；Between two guide rails 5, bearing block 4 it is provided with on described guide rail backing plate 3；Described bearing block 4 is provided with leading screw 7；Described two guide rails 5 are provided with the connection support 6 that can slide up and down along guide rail 5；Described connection support 6 is fixing with leading screw 7 to be connected, and scalable connects the position of support 6；Described leading screw 7 is fixed on connection support 6 by T-nut 8；Described connection support 6 is provided with cover plate 9 normal thereto；The lower end of described cover plate 9 is provided with train wheel bridge 10；Described vibration table 13 is provided with moving-coil；Described moving-coil is provided with lower plate 11；Described lower plate 11 is arranged on train wheel bridge 10 lower end；Described lower plate 11 is provided with mounting blocks 12, and workpiece setting to be tested is on mounting blocks 12；Described lower plate 11 is provided with acceleration transducer；It is additionally provided with control system on described vibration table 13；Described control system can arrange the frequency of vibration, the time of test, the amplitude of test and the acceleration of test, it is possible to the operation conditions of real-time monitoring system；Can Real-time Collection test acceleration, draw oscillating curve.
In the present embodiment, workpiece to be tested is spring；The various piece of pretest inspection device, is arranged on lower shoe 11 on the moving-coil of vibration table 13 as without exception；Then support 1 is fixed on the top of vibration table 13, one end of test spring is contacted with train wheel bridge 10 by mounting blocks 12, the other end of spring contacts with the lower plate 11 being fixed on vibration table 13 moving-coil, adjusting screw 7 carries out pretension to spring, when after spring early warning, lower shoe 11 is installed acceleration transducer, and is fed back by acceleration transducer.The frequency of experiment, amplitude can be set after more than having operated in the controls, then test.
Described helical spring durability test apparatus running frequency is adjustable at 4 ~ 2000HZ, solves the altofrequency problem of spring test；Running displacement and be 50mm to the maximum, meet the displacement request during test of altofrequency spring, the maximum thrust of device, up to 10KN, provides enough test thrust for test.
The beneficial effects of the utility model are: a kind of helical spring durability test apparatus described in the utility model, simple in construction, improve the frequency needed for test, and the precision of test is greatly improved, the installation of test and simple and quick；It is applicable to various vibration test.
Below it is only concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.The technical scheme that all employing equivalents or equivalence are replaced and formed, within the scope of all falling within this utility model rights protection.
Claims (3)
1. a helical spring durability test apparatus, it is characterised in that: including: support and be arranged on the vibration table below support；Described support is provided with rebound；Described rebound is provided with guide rail backing plate；Described guide rail backing plate is provided with two guide rails；Between two guide rails, it is provided with bearing block on described guide rail backing plate；Described bearing block is provided with leading screw；Described two guide rails are provided with the connection support that can slide up and down along guide rail；Described connection support is fixing with leading screw to be connected, and scalable connects the position of support；Described connection support is provided with cover plate normal thereto；The lower end of described cover plate is provided with train wheel bridge；Described vibration table is provided with moving-coil；Described moving-coil is provided with lower plate；Described lower plate is symmetricly set on train wheel bridge lower end；Described lower plate is provided with mounting blocks, and workpiece setting to be tested is on mounting blocks.
Helical spring durability test apparatus the most according to claim 1, it is characterised in that: described leading screw is fixed on connection support by T-nut.
Helical spring durability test apparatus the most according to claim 2, it is characterised in that: described lower plate is provided with acceleration transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620477264.0U CN205785778U (en) | 2016-05-24 | 2016-05-24 | A kind of helical spring durability test apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620477264.0U CN205785778U (en) | 2016-05-24 | 2016-05-24 | A kind of helical spring durability test apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205785778U true CN205785778U (en) | 2016-12-07 |
Family
ID=58115929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620477264.0U Expired - Fee Related CN205785778U (en) | 2016-05-24 | 2016-05-24 | A kind of helical spring durability test apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205785778U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036805A (en) * | 2017-06-14 | 2017-08-11 | 苏州科技大学 | Spring anti-fatigue test equipment |
-
2016
- 2016-05-24 CN CN201620477264.0U patent/CN205785778U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036805A (en) * | 2017-06-14 | 2017-08-11 | 苏州科技大学 | Spring anti-fatigue test equipment |
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Legal Events
| 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: 20161207 Termination date: 20170524 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |