CN109015459A - Oscillation test fixture - Google Patents
Oscillation test fixture Download PDFInfo
- Publication number
- CN109015459A CN109015459A CN201810892709.5A CN201810892709A CN109015459A CN 109015459 A CN109015459 A CN 109015459A CN 201810892709 A CN201810892709 A CN 201810892709A CN 109015459 A CN109015459 A CN 109015459A
- Authority
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- China
- Prior art keywords
- tooling
- clamping jaw
- test fixture
- oscillation test
- bolt
- 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
- 238000012360 testing method Methods 0.000 title claims abstract description 51
- 230000010355 oscillation Effects 0.000 title claims abstract description 17
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims description 15
- 230000005484 gravity Effects 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 9
- 230000001154 acute effect Effects 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 210000003813 thumb Anatomy 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims 1
- 229910052755 nonmetal Inorganic materials 0.000 claims 1
- 239000000463 material Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 239000004697 Polyetherimide Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000011056 performance test Methods 0.000 description 4
- 229920001601 polyetherimide Polymers 0.000 description 4
- 229910003460 diamond Inorganic materials 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004260 weight control Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of oscillation test fixtures comprising pedestal, tooling, product to be measured and micro-acceleration gauge, the tooling are connected with the pedestal by elastic element, and the micro-acceleration gauge is mounted in the tooling；The product to be measured is detachably secured in the tooling.Compared with prior art, the present invention has many advantages, such as that testing efficiency is high, test accuracy is high, structure is simple and long service life.
Description
Technical field
The present invention relates to linear motor the field of test technology more particularly to a kind of oscillation test fixtures.
Background technique
Under the drive of the cell phone manufacturers such as apple, linear motor is as mobile phone of new generation with motor technologies gradually by mobile phone
Manufacturer is approved.The following mobile phone can realize 3D Touch by multistage vibration+software algorithm and simulate Home key
Sense of touch not only can produce vibration for example, by using the Taptic Engine of linear motor, moreover it is possible to amplitude and frequency are controlled, from
And generate strong and weak clearly demarcated and very quietly vibration, it might even be possible to simulate heartbeat that frequency vibrating effect fluctuated.
It is accurate not enough to the performance test of linear motor at present, testing efficiency is low, be unable to satisfy the smart machines such as mobile phone
The requirement of manufacturer.Chinese patent CN201610224904.1 discloses a kind of mobile phone linear motor vibration-testing apparatus, including
Bottom plate；A bottom plate is held, the top of bottom plate is set to and is provided with elastomeric pad between bottom plate, for installing trial work to be measured
Machine；Compact heap is set on bottom plate and compresses to be set to and holds on a bottom plate, and compact heap and described hold also set up between a bottom plate
Flexible gasket；Locking mechanism is set on bottom plate；One end of pressing plate, pressing plate is movably connected on bottom plate, pressing plate it is another
End is connect with locking mechanism.
Summary of the invention
The present invention is proposed in view of the above problem of the existing technology, and the present invention provides that a kind of structure is simple, test
The high oscillation test fixture of efficiency, test accuracy.
The present invention is achieved by the following technical solutions: a kind of oscillation test fixture comprising pedestal, tooling, to be measured
Product and micro-acceleration gauge, the tooling are connected with the pedestal by elastic element, and the micro-acceleration gauge is mounted on described
In tooling；The product to be measured is detachably secured in the tooling.
Further, the Flexible element is shockproof gel seat, and the shockproof gel seat includes upper connection component, lower connection
Component, gelinite, the upper connection component are connected to the tooling, and the lower connection component is connected to the pedestal.
Preferably, the shockproof gel seat is equipped with several, the center of the shockproof gel seat and the center of gravity of the tooling
It is overlapped.
Further, the tooling is equipped with long clamping jaw unit and wide clamping jaw unit, and the width clamping jaw unit includes clamping folder
Pawl, clamping die group and installation clamping jaw, the micro-acceleration gauge are mounted on the installation clamping jaw.
Preferably, the clamping jaw and the angle of horizontal plane of clamping is acute angle, and the angle of the installation clamping jaw and horizontal plane is
Acute angle.
Further, the clamping die group includes fixed block, spring, bolt, bolt mounting plate and thumb screw；It is described solid
Determine block to be fixed in the tooling, described bolt one end is fixed on the bolt mounting plate, and the other end of the bolt passes through
The fixed plate is connected to the clamping clamping jaw, and for the spring pocket on the bolt, the spring is fixed on the clamping
Between clamping jaw and the fixed block.
It preferably, further include second spring, the second spring is sleeved on the bolt, and the second spring is located at institute
It states between fixed block and the bolt mounting plate.
It further, further include data acquisition equipment, data processing system, the micro-acceleration gauge is connected to institute through cable
Data acquisition equipment is stated, the data acquisition equipment transfers data to the data processing system.
Further, the tooling is made of lightweight, the nonmetallic materials of high rigidity.
Preferably, the pedestal is equipped with tooling spacer pin.
Further, the pedestal is equipped with several cableties.
Compared with prior art, (such as PEI is made using lightweight, on-deformable nonmetallic materials in tooling of the invention
Material), tooling has quality extremely light and is not susceptible to deformation, to avoid influencing data prison because of tooling own wt and deformation quantity
The accuracy of survey；Equipped with shockproof gel seat, it can effectively completely cut off extraneous vibration interference, shockproof gel seat tool has good steady
It is qualitative, especially there is good shockproof function in terms of light load, micro-vibration, while being not in the case where elastic force weakens,
Long service life；The center that shockproof gel seat is fixed on the bottom plate is overlapped (it is also assumed that will with the center of gravity of the tooling
Product to be measured is placed into the center of gravity after tooling and is overlapped with the center of the shockproof gel seat), it is unbalance to be effectively prevented tooling, thus
The accurate of linear motor data test is improved, the balance of tooling center of gravity is placed at the same time, is conducive to extend shockproof gel seat
Service life；Testing efficiency is high, and in order to improve equipment test utilization rate, data acquisition equipment and data processing system (are calculated
Motor detecting software is installed on machine) while two sets of test fixtures are connected, two sets of test fixtures are installed on same pedestal, and two
Set test fixture is not interfere with each other, and can be tested simultaneously, effectively improve testing efficiency, reduce the occupied area of equipment,
Reduce manufacturing cost.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is top view of the present invention；
Fig. 3 is tool structure schematic diagram；
Fig. 4 is clamping die group structural schematic diagram；
Fig. 5 is clamping die group main view；
Fig. 6 is clamping die group configuration schematic diagram；
Fig. 7 is structural schematic diagram at installation clamping jaw；
Fig. 8 is installation clamping jaw configuration schematic diagram；
Fig. 9 is shockproof gel holder structure schematic diagram；
Figure 10 is shockproof gel seat cross-sectional view.
Specific embodiment
In order to better understand and implement, the invention will now be described in detail with reference to the accompanying drawings.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of oscillation test fixture comprising pedestal 8, tooling 4, product to be measured are (in figure not
Show) and micro-acceleration gauge 6, the tooling 4 is connected with the pedestal 8 by elastic element 3, the installation of micro-acceleration gauge 6
In the tooling 4；The product to be measured is detachably secured in the tooling, and the tooling 4 is using lightweight, on-deformable
Nonmetallic materials are made.Wherein, nonmetallic materials are preferably PEI material (polyetherimide), have excellent mechanical performance, electricity
Insulation performance, radiation-resistant property, high-low temperature resistant and wear-resisting property, the Weight control of entire tooling is within 65g at this time, by fixture
The influence control of tooling is in minimum range, and being effectively reduced external cause and testing linear motor influences, to effectively improve
The accuracy of linear motor performance test.
It should be noted that trial product to be measured can also use portable using being removably mounted in the tooling 4
Product to be measured is fixed in the tooling by fixed form.In other words, trial product to be measured need to be rapidly secured in tooling and
It is not easy to loosen after fixation；After being completed, product to be measured can be disassembled quickly from tooling, prepare the survey of next product
Examination.
In addition, the data acquisition equipment is through cable connection the invention also includes data acquisition equipment, data processing system
In multiple groups micro-acceleration gauge, the data acquisition equipment transfers data to the data processing system.Data acquisition equipment and
Two sets of test fixtures of data processing system (motor detecting software is equipped on computer) while connection, two sets of test fixtures are equal
It is mounted in same pedestal (not shown), two sets of test fixtures are not interfere with each other, and can be tested, be effectively improved simultaneously
Testing efficiency reduces the occupied area of equipment, reduces manufacturing cost.
Embodiment one
As shown in Figure 9, Figure 10, the Flexible element 3 is shockproof gel seat, and the shockproof gel seat includes upper connection component
33, lower connection component 32, gelinite 35 and guide sleeve 31, the upper connection component 33 are connected to the tooling 4, the lower connection
Component 32 is connected to the pedestal 8.
It should be noted that the internal diameter of guide sleeve 31 is slightly larger than the gelinite 35, the upper and lower connection component is set with
It on the gelinite 35, is fixedly connected between the upper connection component and the tooling using detachable, for example screw thread connects
It connects.While in order to improve the stability of shockproof gel seat, gasket 34 is equipped between the tooling and the upper connection component.
The shockproof gel seat is equipped with several, and the center of the shockproof gel seat is overlapped with the center of gravity of the tooling 4.
Usual trial product to be measured is the intelligent mobile terminals such as rectangle or rectangular mobile phone, at this point, in shockproof gel seat
The heart, the center of gravity of tooling, the center of gravity of trial product to be measured can be effectively reduced clamp fixture and produce to test on same vertical direction
Raw influence improves accurate testing degree.
Preferably, shockproof gel seat is equipped with 4, and tooling is the diamond structure that two triangular framings are constituted, described shockproof
Gel seat is fixed at four endpoints of the diamond structure.Two triangulars at diamond structure have good mechanics hold
Performance is carried, fabricating tools material requested is few (light weight), and uniform force, tooling are not susceptible to deformation, to effectively improve
The accuracy of product test to be measured.
Embodiment two
As shown in Figures 1 to 6, the tooling is equipped with long clamping jaw unit and wide clamping jaw unit, and the width clamping jaw unit includes
Clamping jaw 16, clamping die group 1 and installation clamping jaw 5, the micro-acceleration gauge 6 is clamped to be mounted on the installation clamping jaw 5.It needs to illustrate
, long clamping jaw unit is equipped with the access space (such as USB line) of the Data In-Line of trial product to be measured, at this point, control system
It is input a signal into trial product to be measured by USB line, here, specific operating process and principle do not make detailed elaboration.
The clamping jaw 16 and the angle of horizontal plane of clamping is acute angle, and the angle of the installation clamping jaw 5 and horizontal plane is acute angle,
Clamping clamping jaw and the equal forward surface of clamping jaw of installing is intilted inclined-plane, when mobile phone is put into wide clamping jaw unit, mobile phone
It is fixed on self-locking in the tooling.
The clamping die group 1 includes fixed block 15, spring 14, bolt 13, bolt mounting plate 12 and thumb screw 11；It is described
Fixed block is fixed in the tooling, and described bolt one end is fixed on the bolt mounting plate, and the other end of the bolt is worn
It crosses the fixed plate and is connected to the clamping clamping jaw, for the spring pocket on the bolt, the spring is fixed on the folder
It grips between pawl and the fixed block.
The trial product to be measured of different in width size can be fixed equipped with clamping die group 1, in tooling, to improve the suitable of equipment
Ying Xing reduces cost needed for testing.
In use, pulling open thumb screw, product to be measured is put into long clamping jaw unit and wide clamping jaw unit, is slowly unclamped big
Head screw is contacted until clamping clamping jaw with the product to be measured.
After being completed, the data-signals input lines such as USB are transferred to, thumb screw is pulled open and taking-up is completed product.
Embodiment three
With embodiment two the difference is that: further include second spring, the second spring is sleeved on the bolt,
The second spring is between the fixed block and the bolt mounting plate.
Equipped with two groups of springs, the stability of clamping die group can be effectively improved, prevents trial product to be measured in test process
It falls off, and then effectively improves the accuracy of linear motor performance test.
Example IV
As shown in Figure 7, Figure 8, the installation clamping jaw 5 is equipped with micro-acceleration gauge mounting groove 62, micro-acceleration gauge probe 61
It is mounted in the mounting groove, the probe 61 is mounted on the installation clamping jaw by fixed plate 63.
Probe is mounted on the installation clamping jaw, the test of micro-acceleration gauge is accurately more increased.
Embodiment five
The pedestal is equipped with tooling spacer pin 2, and the tooling spacer pin is equipped with multiple groups, positioned at the two of the tooling frame
Side.
In test process, if tooling encounter tooling spacer pin frequency it is high when, it should whether detect shockproof gel seat
It breaks down, replaces the height and position of shockproof gel seat or the shockproof gel seat of adjustment in time, and then effectively improve linear motor
Performance test accuracy.
In addition, the pedestal is equipped with several cableties 7, wherein cableties 7 are used to fix the connection cables of micro-acceleration gauge
Either USB line etc., prevents influence of the external connection to test.
Compared with prior art, (such as PEI is made using lightweight, on-deformable nonmetallic materials in tooling of the invention
Material), tooling has quality extremely light and is not susceptible to deformation, to avoid influencing data prison because of tooling own wt and deformation quantity
The accuracy of survey；Equipped with shockproof gel seat, it can effectively completely cut off extraneous vibration interference, shockproof gel seat tool has good steady
It is qualitative, especially there is good shockproof function in terms of light load, micro-vibration, while being not in the case where elastic force weakens,
Long service life；The center that shockproof gel seat is fixed on the bottom plate is overlapped (it is also assumed that will with the center of gravity of the tooling
Product to be measured is placed into the center of gravity after tooling and is overlapped with the center of the shockproof gel seat), it is unbalance to be effectively prevented tooling, thus
The accurate of linear motor data test is improved, the balance of tooling center of gravity is placed at the same time, is conducive to extend shockproof gel seat
Service life；Testing efficiency is high, and in order to improve equipment test utilization rate, data acquisition equipment and data processing system (are calculated
Motor detecting software is installed on machine) while two sets of test fixtures are connected, two sets of test fixtures are installed on same pedestal, and two
Set test fixture is not interfere with each other, and can be tested simultaneously, effectively improve testing efficiency, reduce the occupied area of equipment,
Reduce manufacturing cost.
The invention is not limited to above embodiment, if not departing from the present invention to various changes or deformation of the invention
Spirit and scope, if these changes and deformation belong within the scope of claim and equivalent technologies of the invention, then this hair
It is bright to be also intended to encompass these changes and deformation.
Claims (10)
1. oscillation test fixture, it is characterised in that: it includes pedestal, tooling, product to be measured and micro-acceleration gauge, the tooling with
The pedestal is connected by elastic element, and the micro-acceleration gauge is mounted in the tooling；The product to be measured is detachably solid
It is scheduled in the tooling.
2. oscillation test fixture according to claim 1, it is characterised in that: the Flexible element is shockproof gel seat, described
Shockproof gel seat includes upper connection component, lower connection component, gelinite, and the upper connection component is connected to the tooling, described
Lower connection component is connected to the pedestal.
3. oscillation test fixture according to claim 2, it is characterised in that: the shockproof gel seat is equipped with several, described
The center of shockproof gel seat is overlapped with the center of gravity of the tooling.
4. according to claim 1 or 2 or 3 oscillation test fixtures, it is characterised in that: the tooling be equipped with long clamping jaw unit and
Wide clamping jaw unit, the width clamping jaw unit include clamping clamping jaw, clamping die group and installation clamping jaw, the micro-acceleration gauge to be mounted on
On the installation clamping jaw.
5. oscillation test fixture according to claim 4, it is characterised in that: the clamping jaw and the angle of horizontal plane of clamping is sharp
The angle of angle, the installation clamping jaw and horizontal plane is acute angle.
6. oscillation test fixture according to claim 4, it is characterised in that: the clamping die group includes fixed block, spring, spiral shell
Bolt, bolt mounting plate and thumb screw；The fixed block is fixed in the tooling, and described bolt one end is fixed on the bolt
On mounting plate, the other end of the bolt passes through the fixed plate and is connected to the clamping clamping jaw, and the spring pocket is mounted in described
On bolt, the spring is fixed between the clamping clamping jaw and the fixed block.
7. oscillation test fixture according to claim 6, it is characterised in that: it further include second spring, the second spring set
On the bolt, the second spring is between the fixed block and the bolt mounting plate.
8. oscillation test fixture according to claim 1, it is characterised in that: further include data acquisition equipment, data processing system
System, for the data acquisition equipment through cable connection in multiple groups micro-acceleration gauge, the data acquisition equipment transfers data to institute
State data processing system.
9. oscillation test fixture according to claim 1, it is characterised in that: the pedestal is equipped with tooling spacer pin, described
Pedestal is equipped with several cableties.
10. oscillation test fixture according to claim 1, it is characterised in that: the tooling is using lightweight, on-deformable non-
Metal material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810892709.5A CN109015459A (en) | 2018-08-07 | 2018-08-07 | Oscillation test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810892709.5A CN109015459A (en) | 2018-08-07 | 2018-08-07 | Oscillation test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109015459A true CN109015459A (en) | 2018-12-18 |
Family
ID=64649998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810892709.5A Pending CN109015459A (en) | 2018-08-07 | 2018-08-07 | Oscillation test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109015459A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1172397A (en) * | 1997-06-26 | 1999-03-16 | Toyota Motor Corp | Apparatus and method for measurement of excitation force of vibration-generating body |
| CN202420803U (en) * | 2011-11-23 | 2012-09-05 | 核工业理化工程研究院 | Vibration fixture used for vertical high-speed rotating machine |
| DE102011101599A1 (en) * | 2011-05-13 | 2012-11-15 | Sew-Eurodrive Gmbh & Co. Kg | System for determining impact sound generated due to vibrations in e.g. motor, has communication apparatus whose vibration sensor is mechanically connected with test object to determine vibrations and associated vibration spectrum |
| CN102889969A (en) * | 2012-09-20 | 2013-01-23 | 国家电网公司 | Motor vibration monitoring system |
| CN205156190U (en) * | 2015-12-04 | 2016-04-13 | 吴丽君 | Special shock mount of vibrations equipment |
| CN106199492A (en) * | 2016-07-18 | 2016-12-07 | 国网重庆市电力公司电力科学研究院 | A kind of electric energy meter foreign bodies detection megger mechanism |
| CN106706248A (en) * | 2015-11-16 | 2017-05-24 | 联合汽车电子有限公司 | Vibration clamp and vibration test method |
| CN106885667A (en) * | 2015-12-15 | 2017-06-23 | 重庆同佳电子科技有限公司 | A kind of cylinder motor vibration test device |
| CN107290117A (en) * | 2016-04-12 | 2017-10-24 | 苏州杰锐思自动化设备有限公司 | Mobile phone linear motor vibration-testing apparatus |
| CN107490427A (en) * | 2017-08-25 | 2017-12-19 | 歌尔股份有限公司 | Motor vibrations detection means |
| CN206848437U (en) * | 2017-03-13 | 2018-01-05 | 信利光电股份有限公司 | A kind of endurance testing device of linear motor |
| CN207318034U (en) * | 2017-09-11 | 2018-05-04 | 广东省职业病防治院 | Hand-transmitted vibration research fixture |
| CN108181490A (en) * | 2018-02-11 | 2018-06-19 | 珠海博杰电子股份有限公司 | Multi-functional shielded box |
-
2018
- 2018-08-07 CN CN201810892709.5A patent/CN109015459A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1172397A (en) * | 1997-06-26 | 1999-03-16 | Toyota Motor Corp | Apparatus and method for measurement of excitation force of vibration-generating body |
| DE102011101599A1 (en) * | 2011-05-13 | 2012-11-15 | Sew-Eurodrive Gmbh & Co. Kg | System for determining impact sound generated due to vibrations in e.g. motor, has communication apparatus whose vibration sensor is mechanically connected with test object to determine vibrations and associated vibration spectrum |
| CN202420803U (en) * | 2011-11-23 | 2012-09-05 | 核工业理化工程研究院 | Vibration fixture used for vertical high-speed rotating machine |
| CN102889969A (en) * | 2012-09-20 | 2013-01-23 | 国家电网公司 | Motor vibration monitoring system |
| CN106706248A (en) * | 2015-11-16 | 2017-05-24 | 联合汽车电子有限公司 | Vibration clamp and vibration test method |
| CN205156190U (en) * | 2015-12-04 | 2016-04-13 | 吴丽君 | Special shock mount of vibrations equipment |
| CN106885667A (en) * | 2015-12-15 | 2017-06-23 | 重庆同佳电子科技有限公司 | A kind of cylinder motor vibration test device |
| CN107290117A (en) * | 2016-04-12 | 2017-10-24 | 苏州杰锐思自动化设备有限公司 | Mobile phone linear motor vibration-testing apparatus |
| CN106199492A (en) * | 2016-07-18 | 2016-12-07 | 国网重庆市电力公司电力科学研究院 | A kind of electric energy meter foreign bodies detection megger mechanism |
| CN206848437U (en) * | 2017-03-13 | 2018-01-05 | 信利光电股份有限公司 | A kind of endurance testing device of linear motor |
| CN107490427A (en) * | 2017-08-25 | 2017-12-19 | 歌尔股份有限公司 | Motor vibrations detection means |
| CN207318034U (en) * | 2017-09-11 | 2018-05-04 | 广东省职业病防治院 | Hand-transmitted vibration research fixture |
| CN108181490A (en) * | 2018-02-11 | 2018-06-19 | 珠海博杰电子股份有限公司 | Multi-functional shielded box |
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