CN205120363U - A fatigue testing machine for tired durability test of buffer block - Google Patents
A fatigue testing machine for tired durability test of buffer block Download PDFInfo
- Publication number
- CN205120363U CN205120363U CN201520910437.9U CN201520910437U CN205120363U CN 205120363 U CN205120363 U CN 205120363U CN 201520910437 U CN201520910437 U CN 201520910437U CN 205120363 U CN205120363 U CN 205120363U
- Authority
- CN
- China
- Prior art keywords
- test
- lever
- buffer stopper
- fulcrum
- fatigue
- 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.)
- Active
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to a fatigue testing machine for tired durability test of buffer block, including application of force unit, test unit, lever and fulcrum, application of force unit includes frame, frame, actuator, movable rod, and the actuator setting is in the frame, and test unit includes base, test stand, the setting force transducer on the test stand, and the lever tip is provided with the dabber that is used for installing the buffer block, is provided with the altitude mixture control piece at stand and the activity of pillar lower extreme, and the fulcrum passes through the loose -leaf with the lever can dismantle articulated the connection. Because the utility model discloses simple structure, the height -adjustable festival of stand and pillar, the fulcrum is adjustable for the position of lever, can be used to test the not buffer block of co -altitude, has the structure and sets up flexibility, the test specification is extensive, test data is authentic and valid characteristics, its fulcrum is semifixed to be connected with the lever is articulated, avoid the lever tip about the stroke in -process left and right sides rock, guarantee further that test data is authentic and valid.
Description
Technical field
The utility model relates to fatigue test technology, is specifically related to a kind of fatigue tester being applicable to the test of automotive buffer block fatigue endurance performance.
Background technology
Fatigue tester is the instrument for testing fatigue mechanics performance, for carrying out measuring metal, alloy material and component thereof the stretching under room temperature state, the fatigue properties of compression or tension and compression stress alternation, fatigue lifetime, precrack and crack expansion test.
Patent 201020196435.5 discloses a kind of fatigue tester, comprise support, support is fixed with frame, frame comprises two columns, is provided with a cross bar, cross bar is fixed with actuator between two columns, the bottom of actuator is provided with motion bar, be characterized in that the bottom of motion bar is connected with one end of lever, the other end of lever matches with test fixture, is provided with a fulcrum between the two ends of lever.The principle of work of this fatigue tester is placed on by sample on clamping plate between motion bar and support or fixture, according to the upper and lower perseveration of stroke of setting under the frequency that motion bar sets in actuator, thus Repeated Compression sample, force coefficient suffered by sample is transferred in computing machine by force snesor, and final test goes out the fatigue mechanics performance of sample.
And above-mentioned fatigue tester is when test sample fatigue mechanics performance, the operating frequency of required motion bar is higher, thus cause the stroke of motion bar within limits, when the test stroke of the sample needing test is greater than or less than this scope, then cannot test.For buffer stopper product, because buffer stopper is higher, the stroke tested up and down is comparatively large, and test force value is also comparatively large, and the fatigue tester that above-mentioned parts are fixedly installed can not meet the test request of buffer stopper product.Further, lever is directly erected on fulcrum, can produce double swerve during the knee-action of lever two ends, impact test correctness.Therefore, how to allow a kind of vibrational power flow of research and development flexibly, comparatively wide, that test data the is authentic and valid fatigue tester of test specification becomes problem demanding prompt solution.
Utility model content
In view of the defect that above-mentioned prior art exists, the purpose of this utility model be to provide a kind of vibrational power flow flexibly, test specification wider, test data is authentic and valid, the fatigue tester that is applicable to the test of automotive buffer block fatigue endurance performance, solves the problems such as test specification is narrower, measuring stability.For realizing aforementioned utility model object, the technical solution adopted in the utility model comprises:
A kind of fatigue tester for the test of buffer stopper fatigue endurance performance, comprise forcing unit, test unit, be located at the lever between described forcing unit and test unit and fulcrum, wherein, described forcing unit comprises support, frame, actuator, motion bar, actuator is arranged in frame, described test unit comprises base, test stand, be arranged on the force snesor on test stand, lever one end is connected with motion bar bottom, other end carrying buffer stopper contacts with force snesor, described lever end is provided with the mandrel for installing buffer stopper, frame is made up of a column and the cross bar be set up on column, test stand is made up of pillar and the transverse slat be set up on pillar, height adjusting blocks is movably set with at described column and lower rod end, described fulcrum and lever are detachably articulated and connected by loose-leaf.
The utility model further, arranges bottom described lever and offers several pilot hole for installing loose-leaf.
Further, described fulcrum is arranged on support or base the utility model.
Further, described actuator comprises electrostriction actuator or magnetostrictive actuator to the utility model.
The utility model further, described motion bar is provided with displacement transducer.
Preferably, institute's displacement sensors comprises inductive displacement transducer, capacitive displacement transducer, optical displacement sensor or Hall displacement transducer to the utility model.
By such scheme, the utility model at least has the following advantages: 1. the utility model structure is simple, column and pillar Height Adjustable, fulcrum is relative to the position-adjustable of lever, can be used for the cushion pad testing different-thickness, have the advantages that vibrational power flow is flexible, test specification is extensive, test data is authentic and valid; 2. fulcrum is semifixed is articulated and connected with lever, avoids double swerve in the upper and lower stroke of lever end, ensures that test data is authentic and valid further.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of instructions, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fatigue tester that the utility model is tested for buffer stopper fatigue endurance performance;
Fig. 2 is the utility model mandrel partial structurtes schematic diagram;
Fig. 3 is the utility model fulcrum and lever connection diagram;
Fig. 4 is the utility model lever upward view.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, clear, complete description is carried out to the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments, be not used for limiting scope of the present utility model.Based on embodiment of the present utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
See Fig. 1 to Fig. 4, the utility model is used for the fatigue tester of buffer stopper fatigue endurance performance test, comprise forcing unit, test unit 7, be located at lever 6 between forcing unit and test unit 7 and fulcrum 8, wherein, forcing unit comprises support 1, frame 2, actuator 3, motion bar 4, and actuator 3 is arranged in frame 2.Wherein, test unit 7 comprises base 71, test stand 70, the force snesor 9 be arranged on test stand 70, and lever 6 one end connects with motion bar 4 bottom, the other end carries buffer stopper (Fig. 1 to Fig. 4 is not shown) and contacts with force snesor 9.The main innovative point of the utility model is, lever 6 end is provided with the mandrel 74 for installing buffer stopper, frame 2 is made up of a column 21 and the cross bar 22 be set up on column 21, test stand 70 is made up of pillar 72 and the transverse slat 73 be set up on pillar 72, be movably set with height adjusting blocks 10 at column 21 and pillar 72 lower end, fulcrum 8 and lever 6 are detachably articulated and connected by loose-leaf 11.Height Adjustable due to column and pillar, can be used for the buffer stopper testing differing heights, have vibrational power flow flexibly, test specification feature widely.
As shown in Figure 3, the utility model should be noted that setting offers several pilot hole 61 for installing loose-leaf 11 bottom lever 6.Fulcrum 8, relative to the position-adjustable of lever 6, has the advantages that vibrational power flow is flexible, test data is authentic and valid.Fulcrum 8 position can be arranged as required flexibly, can be arranged on support 1 or base 71.Actuator 3 preferably includes electrostriction actuator or magnetostrictive actuator, and stable continuing exerts a force.Further, motion bar 4 is provided with displacement transducer 5, the displacement coefficient of motion bar 4 can be transferred in computing machine by displacement transducer 5.Preferably, displacement transducer 5 comprises inductive displacement transducer, capacitive displacement transducer, optical displacement sensor or Hall displacement transducer, and the sensor all has the feature of high precision test displacement.
Adopt the utility model specifically to buffer stopper, especially when automotive buffer block is tested, buffer stopper is positioned on the lever 7 of transverse slat 73 bottom, be arranged on mandrel 74, force value suffered by buffer stopper can be transferred in computing machine by force snesor 9, the frequency of operation that computer settings is certain, force value size and cycle index, test out the fatigue endurance performance of buffer stopper thus.
Therefore, the utility model structure is simple, column and pillar Height Adjustable, fulcrum is relative to the position-adjustable of lever, can be used for the buffer stopper testing differing heights, have the advantages that vibrational power flow is flexible, test specification is extensive, test data is authentic and valid, its fulcrum is semifixed to be articulated and connected with lever, avoid double swerve in the upper and lower stroke of lever end, ensure that test data is authentic and valid further.The utility model still has numerous embodiments, all employing equivalents or equivalent transformation and all technical schemes formed, and all drops within protection domain of the present utility model.
Claims (6)
1. the fatigue tester for the test of buffer stopper fatigue endurance performance, comprise forcing unit, test unit (7), be located at the lever (6) between described forcing unit and test unit (7) and fulcrum (8), wherein, described forcing unit comprises support (1), frame (2), actuator (3), motion bar (4), actuator (3) is arranged in frame (2), described test unit (7) comprises base (71), test stand (70), be arranged on the force snesor (9) on test stand (70), lever (6) one end is connected with motion bar (4) bottom, other end carrying buffer stopper contacts with force snesor (9), with it is characterized in that:
Described lever (6) end is provided with the mandrel (74) for installing buffer stopper, frame (2) is made up of a column (21) and the cross bar (22) be set up on column (21), test stand (70) is made up of pillar (72) and the transverse slat (73) be set up on pillar (72), be movably set with height adjusting blocks (10) at described column (21) and pillar (72) lower end, described fulcrum (8) and lever (6) are detachably articulated and connected by loose-leaf (11).
2. the fatigue tester for the test of buffer stopper fatigue endurance performance according to claim 1, is characterized in that: described lever (6) bottom arranges and offers several pilot hole (61) for installing loose-leaf (11).
3. the fatigue tester for the test of buffer stopper fatigue endurance performance according to claim 1, is characterized in that: described fulcrum (8) is arranged on support (1) or base (71).
4. the fatigue tester for the test of buffer stopper fatigue endurance performance according to claim 1, is characterized in that: described actuator (3) comprises electrostriction actuator or magnetostrictive actuator.
5. the fatigue tester for the test of buffer stopper fatigue endurance performance according to claim 1, is characterized in that: on described motion bar (4), be provided with displacement transducer (5).
6. the fatigue tester for the test of buffer stopper fatigue endurance performance according to claim 5, is characterized in that: institute's displacement sensors (5) comprises inductive displacement transducer, capacitive displacement transducer, optical displacement sensor or Hall displacement transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910437.9U CN205120363U (en) | 2015-11-16 | 2015-11-16 | A fatigue testing machine for tired durability test of buffer block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910437.9U CN205120363U (en) | 2015-11-16 | 2015-11-16 | A fatigue testing machine for tired durability test of buffer block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205120363U true CN205120363U (en) | 2016-03-30 |
Family
ID=55575959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520910437.9U Active CN205120363U (en) | 2015-11-16 | 2015-11-16 | A fatigue testing machine for tired durability test of buffer block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205120363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109946089A (en) * | 2019-03-05 | 2019-06-28 | 帅测(上海)检测技术有限公司 | A kind of arrangements for automotive doors durability test apparatus |
-
2015
- 2015-11-16 CN CN201520910437.9U patent/CN205120363U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109946089A (en) * | 2019-03-05 | 2019-06-28 | 帅测(上海)检测技术有限公司 | A kind of arrangements for automotive doors durability test apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103018025A (en) | Air spring testing device | |
| CN103353429B (en) | A kind of Simple test-piece fatigue tester | |
| CN106289745B (en) | Composite material plate spring high/low temperature fatigue and rolling capability testboard bay | |
| CN204008344U (en) | Spring fatigue test machine | |
| CN103792145A (en) | Overall stiffness measurement method for paper meal plate | |
| CN104636543B (en) | A kind of heavy planer-type milling machine crossbeam gravity deformation Forecasting Methodology based on finite difference calculus | |
| CN105466768B (en) | A kind of pretightning force landing impact testing machine plate test coupon fixture of size adjustable | |
| CN104931352A (en) | Method of testing Poisson's ratio of concrete | |
| CN205120363U (en) | A fatigue testing machine for tired durability test of buffer block | |
| CN203356078U (en) | Automatic sorting machine for strain meters | |
| CN203287476U (en) | Withstand voltage test jig for magnetic cores of transformers | |
| CN207387622U (en) | A kind of original gauge length marker of adjustable spacing type tension test | |
| CN202274967U (en) | Touch control panel testing device | |
| CN201251533Y (en) | Block compression testing machine | |
| CN205333412U (en) | Size adjustable pretightning force adj. tabular test piece anchor clamps of formula impact tester that drop hammer | |
| CN203643264U (en) | Maximum force elongation measuring device for steel strands | |
| CN202814796U (en) | Overall stiffness tester for paper service plate | |
| CN203287240U (en) | Test apparatus for mechanical properties of experimental teaching materials | |
| CN103454082A (en) | Load detecting mechanism | |
| CN203595785U (en) | Testing apparatus capable of controlling compression stroke | |
| CN207540900U (en) | A kind of band device for measuring force electric-liquid type pressure test machine | |
| CN206683853U (en) | A kind of Manual spring tensile and compression testing machine | |
| CN102384878A (en) | Scale-span in situ micro-nano stretching/compressing hydraulic drive testing device under microscopic assembly | |
| CN109323942A (en) | A kind of leather hardness tester | |
| CN105628268B (en) | POS machine safety contact pressure testing system and test method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |