CN209471224U - A kind of efficient test device for contact pin type power module - Google Patents
A kind of efficient test device for contact pin type power module Download PDFInfo
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- CN209471224U CN209471224U CN201822150765.XU CN201822150765U CN209471224U CN 209471224 U CN209471224 U CN 209471224U CN 201822150765 U CN201822150765 U CN 201822150765U CN 209471224 U CN209471224 U CN 209471224U
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- power module
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Abstract
The utility model discloses the efficient test device for contact pin type power module, including testing base, test fixture and module clip slot, testing base includes base body and the first test circuit board, is provided with fast interface on the first test circuit board；The test fixture includes clamping fixture seat and the second test circuit board, fast insertion terminal is provided on the second test circuit board, it is provided with test position on the clamping fixture seat, pin holes are respectively set at test position described in every group, and be respectively arranged with conductive reed in each pin holes；The module clip slot includes groove body and pressing plate, holding tank is respectively arranged on the groove body, and be respectively arranged with multiple through-holes at each holding tank, fluting is provided on the groove body.Using terminal connection, it can be achieved that fast insert-pull, contraposition are accurate between the testing base and test fixture fixture of the utility model, wherein testing base has been internally integrated test circuit board, can be used for contact pin type power module, and convenient test is accurate.
Description
Technical field
The utility model belongs to test device field, more particularly, to a kind of test for contact pin type power module
Device.
Background technique
It is directed to the test of contact pin type power module at present, it is necessary to be related to test fixture.But contact pin type power module model
Various (up to more than 1600 kinds), contact spacing size is also different (for the integral multiple of 1.27mm), using conventional connector
It cannot achieve mass test.Placement and positioning between contact pin type power module and fixture simultaneously, is mainly still manually grasped
Make, clamp-replacing is more complex, fixture of every replacement, corresponding interface will rewiring, and can only once test individually
Module, inefficiency.
Utility model content
Aiming at the above defects or improvement requirements of the prior art, the utility model provides a kind of for contact pin type power supply mould
The efficient test device of block, easy-to-connect can effectively improve testing efficiency without frequently replacement.
To achieve the above object, it according to the one aspect of the utility model, provides a kind of for contact pin type power module
Efficient test device, which is characterized in that including testing base, test fixture and module clip slot, wherein
The testing base includes base body and setting in the intracorporal first test circuit board of the pedestal, and described first surveys
It is provided with fast interface on examination circuit board, and the fast interface exposes to the base body；
The test fixture includes clamping fixture seat and the second test circuit board being arranged in the clamping fixture seat, and described second surveys
The fast insertion terminal for being inserted into the fast interface is provided on examination circuit board, and the fast insertion terminal exposes to the folder
Have seat, the test position for connecting contact pin type power module to be measured is provided on the clamping fixture seat, and test position and be provided with
Multiple groups test the pin holes that multiple contact pins for being inserted on contact pin type power module are respectively set at position described in every group, and
The conductive reed connecting with the test circuit board is respectively arranged in each pin holes；
The module clip slot includes groove body and the pressing plate for pushing down contact pin type power module to be measured, on the groove body
Position corresponding to each test position is separately provided for accommodating the holding tank of contact pin type power module to be tested, and
Groove body is respectively arranged with multiple through-holes corresponding with contact pin on the contact pin type power module, institute at each holding tank
The fluting being provided on groove body as the pressing plate movable passageway is stated, the pressing plate passes through the fluting.
Preferably, the width of the conductive reed is 1mm~3mm.
Preferably, the surface of the conductive reed is coated with one layer of antifriction alloy.
Preferably, the fast interface is provided with multiple, for connecting multiple test fixtures.
Preferably, guide groove is provided on the base body, the fast interface is located in the guide groove.
Preferably, multiple location holes are provided on the clamping fixture seat, the groove body is in the position for corresponding to the location hole
It is provided with positioning column.
Preferably, the base body, clamping fixture seat and groove body are all made of PLA material and are formed by 3D printing.
In general, it can obtain down the above technical solutions conceived by the present invention are compared with the prior art,
Column the utility model has the advantages that
1) between the testing base of the utility model and test fixture fixture using terminal connection, it can be achieved that fast insert-pull,
Contraposition is accurate, wherein testing base has been internally integrated test circuit board, can be used for contact pin type power module, and convenient test is accurate.
2) the settable multiple groups of the test fixture of the utility model are mounted in testing base, for the contact pin type of different encapsulation
Power module (contact pin position is different), only the pin opening position on clamp body is distributed different, can once test more modules simultaneously,
Testing efficiency is high.
3) 1mm~3mm wide reed built in the pin holes that the present invention uses, can be abutted against with contact pin type power module contact pin
Touching adapts to the contact pin type power module of various different contact pins positions.
Detailed description of the invention
Fig. 1 is structured testing figure when being equipped with contact pin type power module on the utility model；
Fig. 2 is the three dimensional structure diagram of testing base in the utility model；
Fig. 3, Fig. 4 are schematic diagram of the test fixture under different perspectives in the utility model respectively；
Fig. 5, Fig. 6 be respectively in the utility model on module clip slot install contact pin type power module when under different perspectives
Schematic diagram.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.In addition, institute in the various embodiments of the present invention described below
The technical characteristic being related to can be combined with each other as long as they do not conflict with each other.
As shown in Fig. 1~Fig. 6, a kind of efficient test device for contact pin type power module, including testing base 1, survey
Try fixture 2 and module clip slot 3, wherein
The testing base 1 includes base body 11 and the first test circuit board being arranged in the base body 11, described
It is provided with fast interface 12 on first test circuit board, and the fast interface 12 exposes to the base body 11；
The test fixture 2 includes clamping fixture seat 21 and the second test circuit board being arranged in the clamping fixture seat 21, described
The fast insertion terminal 22 for being inserted into the fast interface 12, and the fast insertion terminal 22 are provided on second test circuit board
The clamping fixture seat 21 is exposed to, the test position for connecting contact pin type power module 4 to be measured is provided on the clamping fixture seat 21,
And it tests position and is provided with multiple groups, be respectively set at test position described in every group multiple for being inserted on contact pin type power module 4
The pin holes 23 of contact pin, and the conductive spring connecting with the test circuit board is respectively arranged in each pin holes 23
Piece；
The module clip slot 3 includes groove body 31 and the pressing plate 32 for pushing down contact pin type power module 4 to be measured, the slot
It is separately provided for accommodating the appearance of contact pin type power module 4 to be tested in the position for corresponding to each test position on body 31
Receive slot, and groove body 31 is respectively arranged with multiple contact pins on the contact pin type power module 4 at each holding tank
Corresponding through-hole protrudes into the pin holes 23, institute after passing through the through-hole so as to the contact pin on the contact pin type power module 4
The fluting being provided on groove body 31 as 32 movable passageway of pressing plate is stated, the pressing plate 32 passes through the fluting.
Further, the width of the conductive reed is 1mm~3mm, the contact pin type power supply mould that width can be tested optionally
The spacing of contact pin on block 4 and set.The surface of the conductive reed is coated with one layer of antifriction alloy, can be adapted for minimum in this way
The contact pin of 1.27mm spacing, and there are also antifriction alloys to play wear-resistant protection on the surface of conductive reed, can effectively improve and leads
The service life of electric reed.Pin holes 23 in Fig. 5 are that use (for example model TEN8- is matched with contact pin type power module 4
2411 contact pin type power module 4), it can once test 4 contact pin type power modules 4.
Further, the fast interface 12 is provided with multiple, in this way can be effective to be used to connect multiple test fixtures 2
Improve testing efficiency.
Further, guide groove 13 is provided on the base body 11, the fast interface 12 is located in the guide groove 13,
The fast insertion terminal 22 on test fixture 2 is facilitated fast and accurately to be inserted into fast interface 12 in this way.Test fixture 2 and testing base
Quick plug can be realized by guide groove 13 between 1, realize between the two it is electrical and communication be reliably connected, operation interface
Consider man-machine performance, it is convenient to operate, and instruction is clear.
Further, multiple location holes 24 are provided on the clamping fixture seat 21, the groove body 31 is corresponding to the location hole
24 position is provided with positioning column 33, to facilitate the precise match of clamping fixture seat 21 and groove body 31.
Referring to Fig.1, show a testing base 1 and two test fixtures 2, testing base 1 and two test fixtures 2 it
Between using fast interface 12 and the connection of fast insertion terminal 22, it can be achieved that fast insert-pull, contraposition is accurate.Wherein, collect inside testing base 1
At function elements such as testing host (not shown), button and indicator lights, can key test, test mode is very clear.
1 test function of testing base is complete, and the interface between automatization test system is few and clear, and wiring is fixed, without frequent
Replacement, and the instruction of each interface is clear, has anti-misplug function.The spacing between pin holes 23 on test fixture 2 can be identical,
It can also be different, therefore adapt to various types of contact pin type power modules 4, and the arrangement of the pin holes 23 on test fixture 2
Form makes test fixture 2 have anti-misplug function, and (spacing of different pin holes corresponds to the contact pin type power supply mould of different contact spacings
Block 4), at least 8 contact pin type power modules 4 can once be tested using the test device of diagram simultaneously.
The present invention placed module clip slot 3 on test fixture 2 in order to improve the pick-and-place efficiency of contact pin type power module 4,
It is equally provided with through-hole corresponding with the contact pin on contact pin type power module 4 in module clip slot 3, is put to prevent contact pin type power module 4
Instead.There are three positioning columns 33 for 3 bottom of module clip slot, cooperate with three location holes 24 in Fig. 4 and position.It is not taken off built in clip slot body 31
Pull-out type pressing plate 32 is fallen, to facilitate fixing plug pin formula power module 4.Install the mould of contact pin type power module 4 (being once put into 4)
Locating slot of the block clip slot 3 according to the location hole 24 in Fig. 4 and in Fig. 2 is inserted into test fixture 2, realizes precisely contraposition.If having more
A module clip slot 3 then can be achieved the seamless interfacing between test twice, improve testing efficiency.
Since test device internal structure and external styling are more complicated, local accuracy is more demanding, while requiring fixture
Lighter in weight, easy-offtaking, in conjunction with factors such as structure interchangeability, cost control, so some parts of a whole set of test device are adopted
With the mode of 3D printing, for example the printed material of the base body 11, clamping fixture seat 21 and groove body 31 is safety, low-carbon, green
The duroplasts PLA (polylactic acid) of environmental protection.
If two test fixtures 2 are identical, the contact pin type power module 4 of 8 models of the same race can be once tested.Due to making
With two test fixtures 2, the two can be switched fast, therefore can derive two test fixtures 2 can not be identical, i.e., and one
The secondary contact pin type power module for testing two kinds of different models 4 each 4.Meanwhile it is different according to demand, if by testing base 1
Size lengthens again, and is equipped with three test fixtures 2, then can test 12 contact pin type power modules 4 simultaneously, extend by this method,
Thus testing efficiency will greatly promote.
Testing base 1 of the invention can be adapted to the contact pin type power module 4 of different model, test fixture 2 and test bottom
The fast plug of seat 1, and it is corresponding with the tested encapsulation of contact pin type power module 4, module clip slot 3 is easy for the multiple of model of the same race
Contact pin type power module 4 is put into side simultaneously, has anti-error playing function, is fast plugged with test fixture 2, first by contact pin when test
Formula power module 4 is put into module clip slot 3, then the contact pin of contact pin type power module 4 is inserted into the pin holes 23 of test fixture 2
It is interior, then the fast insertion terminal 22 of test fixture 2 is inserted into the fast interface 22 of testing base 1, then can by with survey
The automatization test system that examination pedestal 1 is electrically connected tests contact pin type power module 4.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not
To limit the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change
Into etc., it should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of efficient test device for contact pin type power module, which is characterized in that including testing base, test fixture and
Module clip slot, wherein
The testing base includes base body and setting in the intracorporal first test circuit board of the pedestal, the first test electricity
Fast interface is provided on the plate of road, and the fast interface exposes to the base body；
The test fixture includes clamping fixture seat and the second test circuit board being arranged in the clamping fixture seat, the second test electricity
The fast insertion terminal for being inserted into the fast interface is provided on the plate of road, and the fast insertion terminal exposes to the fixture
Seat is provided with the test position for connecting contact pin type power module to be measured on the clamping fixture seat, and test position be provided with it is more
Group tests the pin holes that multiple contact pins for being inserted on contact pin type power module are respectively set at position described in every group, and every
The conductive reed connecting with the test circuit board is respectively arranged in a pin holes；
The module clip slot includes groove body and the pressing plate for pushing down contact pin type power module to be measured, in correspondence on the groove body
It is separately provided for accommodating the holding tank of contact pin type power module to be tested, and groove body in the position of each test position
Multiple through-holes corresponding with contact pin on the contact pin type power module, the slot are respectively arranged at each holding tank
The fluting as the pressing plate movable passageway is provided on body, the pressing plate passes through the fluting.
2. a kind of efficient test device for contact pin type power module according to claim 1, which is characterized in that described
The width of conductive reed is 1mm~3mm.
3. a kind of efficient test device for contact pin type power module according to claim 1, which is characterized in that described
The surface of conductive reed is coated with one layer of antifriction alloy.
4. a kind of efficient test device for contact pin type power module according to claim 1, which is characterized in that described
Interface is provided with multiple fastly, for connecting multiple test fixtures.
5. a kind of efficient test device for contact pin type power module according to claim 1, which is characterized in that described
Guide groove is provided on base body, the fast interface is located in the guide groove.
6. a kind of efficient test device for contact pin type power module according to claim 1, which is characterized in that described
Multiple location holes are provided on clamping fixture seat, the groove body is provided with positioning column in the position for corresponding to the location hole.
7. a kind of efficient test device for contact pin type power module according to claim 1, which is characterized in that described
Base body, clamping fixture seat and groove body are all made of PLA material and are formed by 3D printing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822150765.XU CN209471224U (en) | 2018-12-20 | 2018-12-20 | A kind of efficient test device for contact pin type power module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822150765.XU CN209471224U (en) | 2018-12-20 | 2018-12-20 | A kind of efficient test device for contact pin type power module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209471224U true CN209471224U (en) | 2019-10-08 |
Family
ID=68089194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822150765.XU Active CN209471224U (en) | 2018-12-20 | 2018-12-20 | A kind of efficient test device for contact pin type power module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209471224U (en) |
-
2018
- 2018-12-20 CN CN201822150765.XU patent/CN209471224U/en active Active
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