CN207556785U - Fixture for testing - Google Patents
Fixture for testing Download PDFInfo
- Publication number
- CN207556785U CN207556785U CN201721502590.3U CN201721502590U CN207556785U CN 207556785 U CN207556785 U CN 207556785U CN 201721502590 U CN201721502590 U CN 201721502590U CN 207556785 U CN207556785 U CN 207556785U
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- Prior art keywords
- fixture
- fixed block
- frame
- mounting surface
- test
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Abstract
The utility model is related to a kind of fixture for testing, the fixture includes：Frame, including at least one mounting surface；At least one fixed block, each fixed block is both provided with several card slots, and each fixed block is detachably secured to the mounting surface.Employ the fixture for testing of the utility model, it is ensured that the consistency of test result.Orientation by adjusting aluminium sheet direction or on cube can execution module different directions successively test, can be very good to improve testing efficiency by the fixture, test result will not be impacted because of frequent dismounting.For test fixture is made to have good scalability, the aluminium sheet on cube is designed as removably, and different fixing groove positions is polished according to different light module package sizes on aluminium sheet.It after optical module is inserted into the slot position of aluminium sheet, is fixed again by the screw of aluminum strip side, ensures that optical module will not cause to come off because of acceleration is excessive in test process.
Description
Technical field
The utility model is related to testing field, in particular to a kind of fixture for testing.
Background technology
It is tested in testing field, such as jerk, it is sometimes desirable to very high acceleration is realized in testing, with preferably
The jerk performance of body to be measured is tested, therefore, it is necessary to determinand is firmly fixed in test device.For example, optical module
The acceleration of jerk test is very high, and optical module needs fixed well during test, and otherwise test result may be inaccurate,
Optical module may be caused, which to damage during the test, can not obtain accurate test result
In addition, in determinand sample, such as optical module test sample, when quantity is more, test respectively can lead to test week
Phase is elongated, and testing expense increases, and test consistency also can there are uncertain factors.
Therefore, it is necessary to solve, fixation of the prior art is insecure, test period is long, test consistency, testing cost height
The technical issues of.
Utility model content
The purpose of the utility model is to overcome the shortcomings that the above-mentioned prior art, provide one kind be easily assembled, scalability
By force, the fixture for testing for effectively reduce production cost, having a wide range of application.
To achieve these goals, the fixture for testing of the utility model has following form：
The fixture includes：
Frame, including at least one mounting surface；
At least one fixed block, each fixed block is both provided with several card slots, and each fixed block is equal
It is detachably secured to the mounting surface.
Preferably, the side wall that the fixed block corresponds to card slot is provided with locking piece, for fixed placement in described
Body to be measured in card slot is in the card slot.
Preferably, the through hole that the locking piece is corresponded to by being located at the fixed block on the side wall of card slot is fixed
Body to be measured is in the card slot.
Preferably, the locking piece includes lock screw.
Preferably, the mounting surface is removably covered in one of face of the frame；The mounting surface
Be provided with the corresponding recess portion of the card slot of the fixed block, it is to be measured with fixation for accommodating a part for the body to be measured
Body.
Preferably, the frame is cube frame.
Preferably, the fixed block and the quantity of card slot are arranged to match with the quantity of body to be measured, the card slot
It is sized to match with the size of body to be measured.
Preferably, the frame is the cube frame assembled by 12 support ribs.
Preferably, the frame is stereoplasm frame, the mounting surface is hard mounting surface, and the fixed block is hard
Matter fixed block.
Preferably, the frame is aluminium chassis, the mounting surface is aluminium mounting surface, and the fixed block is fixed for aluminium
Block.
Employ the fixture for testing of the utility model, it is ensured that all modules once test completion, and all modules
It is fixed using the same manner method, ensures the consistency of test result.Side by adjusting aluminium sheet direction or on cube
Position can execution module different directions successively test, can be very good to improve testing efficiency by the fixture, will not be because of
Frequently dismounting impacts test result.Have on each rib of cube with the matched screw hole of test equipment, spiral shell can be passed through
Cube is fixed in test equipment by silk.Acceleration is conducted by test equipment to aluminium alloy cube, aluminium alloy cube
Acceleration is conducted to optical module again, to achieve the purpose that test.To make test fixture that there is good scalability, cube
On aluminium sheet be designed as removably, different fixing groove positions is polished according to different light module package sizes on aluminium sheet.Light
It after module is inserted into the slot position of aluminium sheet, is fixed again by the screw of aluminum strip side, ensures that optical module will not be because of in test process
Acceleration is excessive to be caused to come off.
Description of the drawings
Fig. 1 is the structure diagram of the fixture for testing of the utility model.
Wherein：
1 frame
2 mounting surfaces
3 fixed blocks
4 card slots
5 locking pieces
Specific embodiment
In order to more clearly describe the technology contents of the utility model, come with reference to specific embodiment into traveling one
The description of step.
As shown in Figure 1, the utility model provides a kind of embodiment of fixture for testing, the fixture includes：Frame
1, including at least one mounting surface 2；At least one fixed block 3, each fixed block are both provided with several card slots 4, and every
A fixed block 3 is detachably secured to the mounting surface 2.
Optionally, frame can set several mounting surfaces simultaneously, a mounting surface can also only be set, according to the number of body to be measured
Amount and test request setting need the mounting surface of quantity.
Optionally, several fixed blocks can be set simultaneously, as shown in fig. 1, there is provided four parallel fixed blocks, according to treating
Surveying quantity, size and the test request setting of body needs the fixed block of quantity.
Optionally, several card slots are provided on each fixed block, can be sized identical several card slots, can also set
The different several card slots of size need the card slot of quantity and size according to the setting of the quantity, size and test request of body to be measured.
In a kind of embodiment provided by the utility model, the side wall that the fixed block 3 corresponds to card slot is provided with lock
Part 5 is determined, for fixed placement in the body to be measured in the card slot 4 in the card slot 4.
Optionally, correspond to one of side wall of card slot in fixed block or two side walls are respectively provided with locking piece.
In a kind of embodiment provided by the utility model, the locking piece 5 is corresponded to by being located at the fixed block
Body to be measured is fixed in the card slot in the through hole (not shown) on the side wall of card slot.
In a kind of embodiment provided by the utility model, the locking piece includes lock screw.
Other locking pieces commonly used in the art can be selected as needed, be used to implement and body to be measured is fixed on card slot
Interior function.
In a kind of embodiment provided by the utility model, the mounting surface 2 is removably covered in the frame
One of face；The mounting surface 2 be provided with the corresponding recess portion (not shown) of the card slot of the fixed block, be used for
A part for the body to be measured is accommodated with fixation body to be measured.
In a kind of embodiment provided by the utility model, as shown in Figure 1, the frame is cube frame.
In a kind of embodiment provided by the utility model, the quantity of the fixed block and card slot is arranged to and body to be measured
Quantity match, the card slot is sized to match with the size of body to be measured.
In a kind of embodiment provided by the utility model, the frame is cube assembled by 12 support ribs
Body frame.According to this field conventional technical means, each support rib by screw is connected, makes 12 support ribs compositions cube
Body frame.
In a kind of embodiment provided by the utility model, the frame is stereoplasm frame, and the mounting surface is hard
Matter mounting surface, the fixed block are hard fixed block.
In a kind of embodiment provided by the utility model, the frame is aluminium chassis, and the mounting surface is pacified for aluminium
Dress face, the fixed block are aluminium fixed block.
Stereoplasm frame, such as aluminum frame can be selected, stereoplasm frame can be very good to pass the acceleration of test equipment
It is directed at body to be measured, such as optical module.In addition, aluminium material light weight, can preferably evade additional fixture for test equipment
The influence of performance makes test result more accurate, and aluminium material anticorrosive property is preferable, easily preserves.
The utility model provides a kind of process for making the fixture for testing embodiment, using optical module as determinand, including：
(1) aluminum strip that 12 root long is 5 centimetres 20 centimetres wide, 2 centimetres thick is made；
(2) aluminum strip is numbered, respectively 1~12；
(3) it is that a diameter of 0.5 centimetre of screw hole is got at the horizontal both ends of 1~4,9~No. 12 aluminum strip respectively in number；5
~No. 8 aluminum strip both ends sectional position polish a diameter of 0.5 centimetre of screw hole respectively；
(4) 12 aluminum strips are formed by cube frame by screw connection；
(5) the plane aluminium sheet of 20cm × 20cm × 2cm is made, is polished in aluminium sheet middle position according to the outer diameter of optical module
To install optical module, the screw hole of a diameter of 0.5 the inside is polished in aluminium sheet quadrangle for corresponding slot position, by screw by aluminium sheet
It is locked on cube frame；
(6) aluminum strip of length 20cm × thickness 2cm × width 2cm is made, optical mode can be installed by being polished in aluminum strip upper surface
The slot position of block, the slot position can agree with the position perfection of aluminium sheet slot, the screw hole of 0.5 centimetre of diameter polished at aluminum strip both ends, is passed through
Aluminum strip is fixed on aluminium sheet by screw, and a diameter of 0.25 centimetre of screw hole is got in aluminum strip two sides, is inserted in aluminum strip slot
Enter and optical module is fixed by side lock screw after module.
When in use, optical module is inserted into the card slot of aluminium sheet, aluminum strip is installed；Screw is installed in aluminum strip both sides, passes through screw
Fixed optical module；Fixture is locked in by screw on test platform and performs test；It dismantles aluminium sheet after performing the test in a face,
Aluminium sheet is installed to cubical next face, carries out next plane test.
The fixture for testing of the utility model can be selected for optical module vibrations and shock-testing.
It is hard that fixture may be selected aluminum alloy material aluminium alloy quality, can effectively conduct from the acceleration with test equipment
Degree will not cause acceleration to generate variation because of additional stationary fixture；Aluminum alloy material is lighter, to the carrying energy of test equipment
Power influence is smaller, capacity of equipment will not be caused to reduce because test fixture is increased.In addition aluminium material resistance to corrosion is stronger, holds
It is easy to maintain.
Particularly, because optical module test needs the vibrations and shock-testing in 6 faces of execution, two of which physical interface face is not
It can be directly fixed on test platform, and optical module test sample quantity is more by clamp bar and screw.
Fixture provided by the utility model can ensure that all modules once test completion, and all modules use same sample prescription
Formula method is fixed, and ensures the consistency of test result.Orientation by adjusting aluminium sheet direction or on cube can be successively
The test of execution module different directions can be very good to improve testing efficiency by the fixture, will not be because of frequent dismounting pair
Test result impacts.
Have on each rib of cube with the matched screw hole of test equipment, can cube be fixed on by test by screw
In equipment.Acceleration is conducted by test equipment to aluminium alloy cube, and aluminium alloy cube again conducts acceleration to optical mode
Block, to achieve the purpose that test.
For test fixture is made to have good scalability, the aluminium sheet on cube is designed as removably, on aluminium sheet
Different fixing groove positions is polished according to different light module package sizes.After optical module is inserted into the slot position of aluminium sheet, pass through aluminum strip side
The screw in face is fixed again, ensures that optical module will not cause to come off because of acceleration is excessive in test process.
In this description, the utility model is described with reference to its specific embodiment.It but it is clear that still can be with
The spirit and scope that various modification can be adapted and converts without departing from the utility model.Therefore, the description and the appended drawings should be considered as
It is illustrative and not restrictive.
Claims (10)
1. a kind of fixture for testing, which is characterized in that the fixture includes：
Frame, including at least one mounting surface；
At least one fixed block, each fixed block is both provided with several card slots, and each fixed block is removable
It is fixed on the mounting surface with unloading.
2. fixture for testing according to claim 1, which is characterized in that the side wall that the fixed block corresponds to card slot is set
Locking piece is equipped with, for fixed placement in the body to be measured in the card slot in the card slot.
3. fixture for testing according to claim 2, which is characterized in that the locking piece is by being located at the fixation
The through hole that block corresponds on the side wall of card slot fixes body to be measured in the card slot.
4. the fixture for testing according to Claims 2 or 3, which is characterized in that the locking piece includes lock screw.
5. fixture for testing according to claim 1 or 2, which is characterized in that the mounting surface is removably covered in
One of face of the frame；The mounting surface is provided with and the corresponding recess portion of the card slot of the fixed block, use
In the part for accommodating body to be measured with the fixed body to be measured.
6. fixture for testing according to claim 1 or 2, which is characterized in that the frame is cube frame.
7. fixture for testing according to claim 1 or 2, which is characterized in that the fixed block and the quantity of card slot are set
It is set to and matches with the quantity of body to be measured, the card slot is sized to match with the size of body to be measured.
8. fixture for testing according to claim 1 or 2, which is characterized in that the frame is by 12 support rib groups
Fill the cube frame formed.
9. fixture for testing according to claim 1 or 2, which is characterized in that the frame is stereoplasm frame, described
Mounting surface is hard mounting surface, and the fixed block is hard fixed block.
10. fixture for testing according to claim 1 or 2, which is characterized in that the frame is aluminium chassis, described
Mounting surface is aluminium mounting surface, and the fixed block is aluminium fixed block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721502590.3U CN207556785U (en) | 2017-11-10 | 2017-11-10 | Fixture for testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721502590.3U CN207556785U (en) | 2017-11-10 | 2017-11-10 | Fixture for testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207556785U true CN207556785U (en) | 2018-06-29 |
Family
ID=62681297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721502590.3U Active CN207556785U (en) | 2017-11-10 | 2017-11-10 | Fixture for testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207556785U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406080A (en) * | 2018-12-12 | 2019-03-01 | 广州广电计量检测股份有限公司 | Fixture and its finite element simulation test method |
-
2017
- 2017-11-10 CN CN201721502590.3U patent/CN207556785U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406080A (en) * | 2018-12-12 | 2019-03-01 | 广州广电计量检测股份有限公司 | Fixture and its finite element simulation test method |
| CN109406080B (en) * | 2018-12-12 | 2020-09-15 | 广州广电计量检测股份有限公司 | Clamp and finite element simulation test method thereof |
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