CN106501106A - Device crush resistance energy test fixture and the anti-extrusion performance testing device of device - Google Patents
Device crush resistance energy test fixture and the anti-extrusion performance testing device of device Download PDFInfo
- Publication number
- CN106501106A CN106501106A CN201611081558.2A CN201611081558A CN106501106A CN 106501106 A CN106501106 A CN 106501106A CN 201611081558 A CN201611081558 A CN 201611081558A CN 106501106 A CN106501106 A CN 106501106A
- Authority
- CN
- China
- Prior art keywords
- pedestal
- test fixture
- crush resistance
- resistance energy
- holding channel
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/34—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by mechanical means, e.g. hammer blows
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0005—Repeated or cyclic
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/04—Chucks, fixtures, jaws, holders or anvils
Abstract
The present invention relates to a kind of device crush resistance energy test fixture and the anti-extrusion performance testing device of device.Device crush resistance energy test fixture includes the pedestal for being installed on the percussion mechanism surface that can be pumped, holding channel is provided with the pedestal, pressurizing block and the tested device of predetermined weight is provided with the holding channel, and the pedestal is when being installed on percussion mechanism, the tested device is located at the lower section of pressurizing block.The anti-extrusion performance testing device of the device includes device crush resistance energy test fixture and the percussion mechanism that can be pumped.The present invention clamps tested device using device crush resistance energy test fixture, by the inertial force of percussion mechanism, pressurizing block can apply pressure to tested device and tested device is extruded, and determine the crush resistance energy of device, the quick crush resistance energy for determining device whereby.
Description
Technical field
The present invention relates to test fixture and test device, especially device crush resistance energy test fixture and device crush resistance
Can test device.
Background technology
Mobile terminal (such as mobile phone, panel computer etc.) is generally required to be oriented and falls reality in design testing stage
Test or roller drum experiments etc. are verifying the reliability of product.And photographic head is often needed as Important Components of mobile terminal
Consider its reliability.The photographic head of different suppliers is different due to structure design, and its reliability index is simultaneously different, typically
Screen supplier photographic head when, can only by be equipped with photographic head to be tested finished product drop test or cylinder reality
Test the reliability that determines photographic head.
But this screening operation being not easy to by way of whole machine finished product test to device (such as photographic head), is unfavorable for
The decision-making of screening, is unfavorable for that later product is designed.
Content of the invention
In order to overcome the problem that the screening operation to device is not easy in prior art, embodiments provide one kind
Device crush resistance energy test fixture, including being installed on the pedestal on the percussion mechanism surface that can be pumped, the pedestal
Holding channel is inside provided with, pressurizing block and the tested device of predetermined weight in the holding channel, is provided with, and the pedestal is installed
When the percussion mechanism for pumping, the tested device is located at the lower section of pressurizing block.
A kind of anti-extrusion performance testing device of device, including above-mentioned device crush resistance energy test fixture, also includes using
In the percussion mechanism for pumping for installing test fixture.
Tested device can be placed in wherein by device crush resistance energy test fixture provided in an embodiment of the present invention, peace
Device crush resistance energy test device is formed after being mounted in percussion mechanism.In the presence of percussion mechanism, pedestal is from the first height position
Put after dropping to the second height and position, due to the presence of inertia, pressurizing block can be to tested device applying pressure to be tested
Device is extruded, whereby determine device crush resistance energy, and replace prior art by being equipped with tested device
The mode of whole machine finished product test, quickly to determine the crush resistance energy of device, thus can compare different suppliers' in advance
With the anti-extrusion ability of species device, in order to quickly obtain suitable decision-making head, it is that follow-up finished article design is raced against time and empty
Between.Also, present configuration is simple.
Description of the drawings
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below will be to making needed for embodiment description
Accompanying drawing is briefly described, and drawings in the following description are only some embodiments of the present invention, for this area common
For technical staff, on the premise of not paying creative work, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 shows the structural representation of the present invention；
Fig. 2 shows the schematic diagram after decomposing on the basis of Fig. 1 to each part.
Reference：
10 pedestals, 101 holding channels, at the top of 102,103 open tops, 104 screws, 105 bottoms, 106 bottoms
Opening；
20 pressurizing blocks；
30 tested devices；
40 elastomers；
50 limited blocks；
60 jackscrews；
70 percussion mechanisms, 701 percussion mechanism surfaces.
Specific embodiment
In order that technical problem solved by the invention, technical scheme and beneficial effect become more apparent, below in conjunction with
Drawings and Examples, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
Fig. 1 and Fig. 2 is referred to, a kind of device crush resistance energy test fixture, for testing the extrusion performance of tested device.
Device crush resistance energy test fixture includes pedestal 10.Holding channel 101 is provided with the pedestal 10, the pressurizing block 20 and to be tested
Device 30 is placed in holding channel 101, and the descent direction (i.e. Y-direction in Fig. 1) along pedestal 10, the tested device 30
The lower section of pressurizing block 20 is located at so that the supporting pressurizing block 20 of tested device 30.Pedestal 10 is installed on the impact for pumping
During device 70, tested device 30 is located at the lower section of pressurizing block 20.
As shown in figure 1, device crush resistance energy test fixture also includes elastomer 40, the elastomer 40 is placed in holding channel
In 101, and the descent direction along pedestal 10, the pressurizing block 20 is located at the lower section of elastomer 40, i.e. pressurizing block 20 is sandwiched in elasticity
Between body 40 and tested device 30, the elastomer 40 be located at pressurizing block 20 top and with 20 Elastic Contact of the pressurizing block,
The elastomer 40 makes pressurizing block 20 that there is the trend towards the motion of tested device 30.
By setting elastomer 40, the present embodiment can ensure that pressurizing block 20 has and bear against tested device 30 all the time
, there is relative displacement to be avoided as much as pressurizing block 20 with tested device 30, to guarantee the reliability that tests in trend.The bullet
Gonosome 40 includes sponge or spring.
The device crush resistance energy device for testing also includes limited block 50, and the limited block 50 is placed in holding channel 101,
And the descent direction along pedestal 10, the limited block 50 be located at the top of elastomer 40, i.e. elastomer 40 be sandwiched in pressurizing block 20 with
Between limited block 50；
The pedestal 10 is provided with the latch mechanism for optionally allowing for or preventing 50 opposite base of limited block, 10 activity.
In the present embodiment, the limited block 50, elastomer 40, pressurizing block 20 and tested device 30 are along the decline side of pedestal 10
To being sequentially arranged.
The present embodiment is by arranging limited block 50 using the support as elastomer 40, while the position by adjustment limited block 50
Put to adapt to pressurizing block 20 and the elastomer 40 of different size (such as different size, Different Weight).
In the present embodiment, the weight size of the elastic acting force of elastomer 40 and pressurizing block 20 can be according to the to be measured of reality
The concrete condition of examination device 30 is chosen.
A kind of embodiment, the pedestal 10 have top 102, and the holding channel 101 is through the top 102 of pedestal in pedestal
Top 102 form one and be available for the open top 103 that tested device 30, pressurizing block 20, elastomer 40 and limited block 50 pass through.
The holding channel other end is extended to
Closing end in contact.That is, holding channel is not through the bottom of pedestal, bottom imperforation.
Another kind of embodiment, the pedestal 10 have top 102, and the holding channel 101 is through the top 102 of pedestal in base
The formation of top 102 one of seat is available for the open top that tested device 30, pressurizing block 20, elastomer 40 and limited block 50 pass through
103.The holding channel 101 through pedestal bottom 105 and in pedestal bottom formed one be available for limited block 50, elastomer 40,
The bottom opening 106 that pressurizing block 20 and tested device 30 pass through.When pedestal 10 is installed on percussion mechanism 70, described to be tested
Device 30 is contacted with percussion mechanism surface 701.
The latch mechanism includes jackscrew 60 (also referred to as holding screw) and the screw coordinated on pedestal 10 with jackscrew 60
104, the screw 104 is located at one side of holding channel 101, and the screw 104 is connected with holding channel 101, and jackscrew 60 is screwed into spiral shell
Hole 104 simultaneously compresses limited block 50, unclamps jackscrew 60 to allow 50 opposite base of limited block, 10 activity, tightens jackscrew 60 to prevent to limit
Position block 50 opposite base 10 is movable.
As depicted in figs. 1 and 2, a kind of anti-extrusion performance testing device of device includes the anti-extrusion performance test of above-mentioned device
Fixture, also include can between the first height and position and the second height and position reciprocating percussion mechanism 70.The pedestal 10 is pacified
Loaded on percussion mechanism surface 701, so that the pedestal 10 follows percussion mechanism 70 to drop to the second height from the first height and position
Position.Percussion mechanism 70 can control pedestal 10 and move back and forth between the first height and the second height, it is possible to achieve repeatedly test.
In the present embodiment, it can be that percussion mechanism 70 carries out freely falling to drop to the second height and position from the first height and position
Body motion is realized, or percussion mechanism 70 is realized by the effect of external force mechanisms (not shown).
When the bottom of pedestal has opening, percussion mechanism surface 701 supports tested device 30.
The tested device 30 includes the photographic head of mobile terminal.
The holding channel 101 is linearly, and the cross sectional shape of the holding channel 101 is circular, oval or polygon
Deng being adapted the cross sectional shape of holding channel and the cross sectional shape of device as best one can, so that structure is compacter.
In the present embodiment implementation process, tested device 30, pressurizing block 20, elastomer 40 and limited block 50 are loaded accommodating
In passage 101, after adjusting the position of limited block 50, jackscrew 60 is tightened so that 50 opposite base 10 of limited block is fixed, then is passed through
Securing member (such as screw, figure not shown in) is fixed on pedestal 10 on percussion mechanism surface 701, hereafter just can carry out falling punching
Hit experiment.
In dropping shock experimentation, due to the presence of inertia, pressurizing block 20 understands rapid strike tested device 30, and
Pressure is applied to tested device 30, (can change the first height and position and the second height by constantly changing shock height
The relative distance of degree position), until tested device 30 is damaged, it is possible to determine that this is to be tested according to dropping shock experiment
The anti-extrusion threshold value of device 30.E.g., under the pressurizing block 20 of same weight, stepping uniformly increases shock height, until treating
Test device 30 is damaged, in the case of multiple sample numbers, it is easy to is obtained the condition that damages, is then simulated according to condition
Simulation analysis, it is possible to obtain limit stress, contact force, impact acceleration equivalent damage threshold value.
The present invention can test the structural reliability of device in advance, be easy to the screening decision-making and later product design of device.
The present invention also can be used for the test of other devices, be not limited only to photographic head.
Presently preferred embodiments of the present invention is the foregoing is only, not in order to limit the present invention, all in essence of the invention
Any modification, equivalent and improvement that is made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of device crush resistance energy test fixture, it is characterised in that including being installed on the impact that can be pumped dress
The pedestal on surface is put, holding channel in the pedestal, is provided with, the pressurizing block of predetermined weight and to be measured in the holding channel, is provided with
Examination device, and the pedestal is when being installed on percussion mechanism, the tested device is located at the lower section of pressurizing block.
2. device crush resistance energy test fixture according to claim 1, it is characterised in that also include elastomer, described
Elastomer in the holding channel, the elastomer be located at the top of pressurizing block and with the pressurizing block Elastic Contact.
3. device crush resistance energy test fixture according to claim 2, it is characterised in that also include limited block, the limit
Position block is placed in holding channel, and the descent direction along pedestal, and the limited block is located at the top of elastomer；
The pedestal is provided with the latch mechanism of the holding channel activity for limiting limited block opposite base.
4. device crush resistance energy test fixture according to claim 3, it is characterised in that
The holding channel forms one through the top of pedestal in the top of pedestal and is available for tested device, pressurizing block, elastomer
The open top passed through with limited block.
5. the device crush resistance energy test fixture according to claim 3 or 4, it is characterised in that
The latch mechanism includes that jackscrew and the screw coordinated with jackscrew on pedestal, the screw are connected with holding channel, and jackscrew leads to
Cross screw spacing with limited block conflict.
6. device crush resistance energy test fixture according to claim 2, it is characterised in that the elastomer includes sponge.
7. device crush resistance energy test fixture according to claim 4, it is characterised in that
The holding channel forms open top through the top of pedestal, extends to, described to be tested
The closing end in contact of device and the holding channel.
8. device crush resistance energy test fixture according to claim 4, it is characterised in that
The holding channel is available for limited block, elastomer, pressurizing block through the bottom of pedestal in the bottom formation one of pedestal and treats
The bottom opening that test device passes through, when the pedestal is installed on percussion mechanism, the surface of the device to be tested and percussion mechanism
Contact.
9. device crush resistance energy test fixture according to claim 1, it is characterised in that the tested device includes moving
The photographic head of dynamic terminal.
10. the anti-extrusion performance testing device of a kind of device, it is characterised in that including described in claim 1-9 any claim
Device crush resistance energy test fixture, also include for installing the percussion mechanism for pumping of test fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611081558.2A CN106501106B (en) | 2016-11-30 | 2016-11-30 | Device crush resistance energy test fixture and the anti-extrusion performance testing device of device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611081558.2A CN106501106B (en) | 2016-11-30 | 2016-11-30 | Device crush resistance energy test fixture and the anti-extrusion performance testing device of device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106501106A true CN106501106A (en) | 2017-03-15 |
| CN106501106B CN106501106B (en) | 2019-01-25 |
Family
ID=58327377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611081558.2A Active CN106501106B (en) | 2016-11-30 | 2016-11-30 | Device crush resistance energy test fixture and the anti-extrusion performance testing device of device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106501106B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114935503A (en) * | 2022-04-29 | 2022-08-23 | 荣耀终端有限公司 | Extrusion test fixture and test method for single decoration module |
| CN117268901A (en) * | 2023-10-13 | 2023-12-22 | 东莞市品固精密五金制品有限公司 | Intermittent detection type give birth to ear fatigue testing arrangement |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114935503A (en) * | 2022-04-29 | 2022-08-23 | 荣耀终端有限公司 | Extrusion test fixture and test method for single decoration module |
| CN117268901A (en) * | 2023-10-13 | 2023-12-22 | 东莞市品固精密五金制品有限公司 | Intermittent detection type give birth to ear fatigue testing arrangement |
| CN117268901B (en) * | 2023-10-13 | 2024-03-29 | 东莞市品固精密五金制品有限公司 | Intermittent detection type give birth to ear fatigue testing arrangement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106501106B (en) | 2019-01-25 |
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