CN207249056U - Fingerprint apparatus for testing chip - Google Patents
Fingerprint apparatus for testing chip Download PDFInfo
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- CN207249056U CN207249056U CN201720977410.0U CN201720977410U CN207249056U CN 207249056 U CN207249056 U CN 207249056U CN 201720977410 U CN201720977410 U CN 201720977410U CN 207249056 U CN207249056 U CN 207249056U
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- tamponade
- chip
- gas
- hole
- inductor
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Abstract
The fingerprint apparatus for testing chip of the utility model, including test machine and pressing mechanism, pressing mechanism are arranged on the top of test machine, and test machine setting is fluted, and the bottom of groove is provided with absorbent module；Pressing mechanism includes the flexible and conductive rubber head of conductive material and for driving conductive rubber head to move up and down so as to applying the drive component of preset pressure to chip to be measured；Drive component includes arm and by tamponade, conductive rubber head is arranged on the bottom by tamponade, arm offers through hole, through hole is slideably arranged in by tamponade, it is tightly connected by between the lateral surface of tamponade and the inner wall of through hole, the upper end of through hole is provided with gas-tpe fitting, and gas-tpe fitting is connected with for driving the source of the gas for pressing plug and moving up and down；The test device further includes the inductor for detecting arm position and the control mechanism for controlling source of the gas startup to close, and inductor is connected with control mechanism.Compared with prior art, the utility model inductor and the flexible precise match of source of the gas, good test effect.
Description
Technical field
It the utility model is related to chip testing technology field, and in particular to fingerprint apparatus for testing chip.
Background technology
With the development of electronic technology, functionalization, the mobile equipment of hommization are more and more, for example, apple exists first
The main buttons of Iphone5s carry fingerprint recognition chip, conveniently body-sensing are brought to user, equipped with fingerprint identification function
Mobile phone has become the foundation that consumer chooses mobile phone, and fingerprint chip has been widely used in the electronic products such as mobile phone and computer.
The principle of fingerprint chip is to be provided with chip below one piece of insulating trip, when the finger of people contacts insulating trip as conducting medium
When, form capacitive effect between finger and chip, the circuit connection inside chip, controls so as to fulfill fingerprint recognition.Producing
Fingerprint chip field is manufactured, it is necessary to be detected to the qualification of fingerprint chip after completing fingerprint chip and producing in enormous quantities, with
This picks out underproof fingerprint chip, so as to retain the fingerprint chip of qualification.In traditional test, usually chip
Side carries on the table, is then within being provided with suction nozzle immediately below chip, by down wick piece, so as to simulate use
When pressure directed downwardly is applied to chip, then tested.But it is this chip is applied stressed mode and chip actual use
Scene is too wide in the gap.The existing each mechanism mutual cooperation of test device is not accurate enough, and test effect is undesirable.
The content of the invention
For the prior art there are above-mentioned technical problem, the utility model provides a kind of cooperation accurately, improves test effect
Fingerprint apparatus for testing chip.
To achieve the above object, the utility model provides following technical scheme：
A kind of fingerprint apparatus for testing chip, including test machine and pressing mechanism are provided, the pressing mechanism is arranged on described
The top of test machine, the test machine are provided with the groove for placing chip to be measured, and the bottom of the groove, which is provided with, to be used for
Hold the absorbent module of chip to be measured；
The pressing mechanism includes the flexible and conductive rubber head of conductive material and for driving above and below the conductive rubber head
Movement is so as to the drive component to chip to be measured application preset pressure；
The driving component includes arm and is arranged on the bottom by tamponade, the hand by tamponade, the conduction rubber head
Arm offers through hole, described that the through hole, the lateral surface by tamponade and the through hole are slideably arranged in by tamponade
It is tightly connected between inner wall, the upper end of the through hole is provided with gas-tpe fitting, and the gas-tpe fitting is connected with for driving institute
State the source of the gas that pressing plug moves up and down；
The test device further includes inductor for detecting the arm position and for controlling source of the gas to start what is closed
Control mechanism, the inductor are electrically connected with the control mechanism.
Wherein, the inductor is infrared sensor.
Wherein, the driving component further includes the spring to applying restoring force upward by tamponade, and the end of the spring is supported
State by tamponade in residence.
Wherein, which further includes is moved away from institute to the groove and the chip tested for capturing chip to be measured
The manipulator of groove is stated, the manipulator is connected with the test machine.
The beneficial effects of the utility model：
The fingerprint apparatus for testing chip of the utility model, including test machine and pressing mechanism, pressing mechanism are arranged on test
The top of machine, test machine are provided with the groove for placing chip to be measured, and the bottom of groove is provided with for holding chip to be measured
Absorbent module；Pressing mechanism include the flexible and conductive rubber head of conductive material and for drive conductive rubber head move up and down from
And apply the drive component of preset pressure to chip to be measured；Drive component includes arm and by tamponade, conductive rubber head be arranged on by
The bottom of tamponade, arm offer through hole, and through hole is slideably arranged in by tamponade, by the lateral surface and through hole of tamponade
It is tightly connected between wall, the upper end of through hole is provided with gas-tpe fitting, and gas-tpe fitting is connected with for driving pressing lower fortune beyond the Great Wall
Dynamic source of the gas；The test device further includes the inductor for detecting arm position and the control for controlling source of the gas startup to close
Mechanism, inductor are connected with control mechanism.In use, chip to be measured is put in a groove, then absorbent module, which starts, produces vacuum
Chip to be measured is adsorbed, then arm drives pressing mechanism entirety downlink, when inductor detects that arm comes downwards to preset height
Afterwards, arm stops downlink, at the same inductor signal transmission to control mechanism so as to start source of the gas, gas source feed push down on by
Tamponade, until conductive rubber head, which is treated, surveys chip application preset pressure, then test machine tests chip.With prior art phase
Than, the utility model inductor and the flexible precise match of source of the gas, good test effect.
Brief description of the drawings
Fig. 1 is the structure diagram of the fingerprint apparatus for testing chip of the utility model.
Fig. 2 is the schematic diagram of inductor and control mechanism.
Reference numeral：
Test machine 1, groove 11；
Pressing mechanism 2, arm 21, through hole 211, by tamponade 22, gas-tpe fitting 23；
Conductive rubber head 3；
Spring 4；
Inductor 51, relay 52, solenoid valve 53.
Embodiment
The utility model is described in detail below in conjunction with specific embodiment and attached drawing.
The fingerprint apparatus for testing chip of the present embodiment, as depicted in figs. 1 and 2, including test machine 1 and pressing mechanism 2, pressing
Mechanism 2 is arranged on the top of test machine 1, and test machine 1 is provided with the groove 11 for placing chip to be measured, the bottom of groove 11
Offer for holding chip adsorption hole to be measured, adsorption hole is provided with the absorbent module (not shown) for producing vacuum, pressing
Mechanism 2 includes the flexible and conductive rubber head 3 of conductive material and for driving conductive rubber head 3 to move up and down so as to chip to be measured
Apply the drive component of preset pressure.Drive component includes arm 21 and is arranged on by tamponade 22, conductive rubber head 3 by tamponade 22
Bottom, arm 21 offer through hole 211, and through hole 211 is slideably arranged in by tamponade 22, by the lateral surface of tamponade 22 with leading to
It is tightly connected between the inner wall in hole 211, the upper end of through hole 211 is provided with gas-tpe fitting 23, and gas-tpe fitting 23, which is connected with, to be used for
The source of the gas (not shown) that driving moves up and down by tamponade 22.Drive component is further included to applying restoring force upward by tamponade 22
Spring 4, the end of spring 4 is propped up by tamponade 22.In the present embodiment, which further includes for capturing chip to be measured extremely
Groove 11 and the manipulator (not shown) for the chip tested being moved away from groove 11, manipulator are connected with test machine 1.Such as figure
Shown in 2, which further includes the inductor 51 of the position for detecting the arm 21 and is closed for controlling source of the gas to start
The control mechanism closed, control mechanism include relay 52 and solenoid valve 53, and the inductor 51 is connected with the control mechanism.
In use, manipulator captures chip to be measured into groove 11, then absorbent module startup generation vacuum suction is lived
Chip to be measured, then arm 21 drive the overall downlink of pressing mechanism 2, as shown in Fig. 2, when inductor 51 is detected under arm 21
After row to preset height, arm 21 stops downlink, while signal transmission is controlled electromagnetism by inductor 51 to relay 52, relay
So as to start source of the gas, gas source feed is pushed down on by tamponade 22 work of valve 53, until conductive rubber head 3 applies 9N's to chip to be measured
Dynamics, then test machine 1 chip is tested.After being completed, source of the gas is stopped, and spring 4 by tamponade 22 to being applied
Upward restoring force, the pressure released to chip is moved by tamponade 22 upwards together with conductive rubber head 3.Then manipulator crawl test
The chip finished is moved away from groove 11, the test job of a chip is completed, into next loop test.With prior art phase
Than the utility model inductor 51 flexibly coordinates with source of the gas, good test effect.Employ flexibility and conductive material conducting resinl
First 3 pairs of chips to be measured apply pressure, more meet chip actual use situation, being capable of shape between conductive rubber head 3 and chip to be measured
Into capacitive effect, test is more accurate, improves work efficiency.
Finally it should be noted that above example is only illustrating the technical solution of the utility model, rather than to this reality
With the limitation of novel protected scope, although being explained with reference to preferred embodiment to the utility model, this area it is general
Lead to it will be appreciated by the skilled person that can be to the technical solution of the utility model technical scheme is modified or replaced equivalently, without departing from this
The spirit and scope of utility model technical solution.
Claims (4)
1. fingerprint apparatus for testing chip, it is characterized in that：Including test machine and pressing mechanism, the pressing mechanism is arranged on the survey
The top of test-run a machine, the test machine are provided with the groove for placing chip to be measured, and the bottom of the groove is provided with for inhaling
The firmly absorbent module of chip to be measured；
The pressing mechanism includes conductive rubber head that is flexible and being conductive material and for driving the conductive rubber head to transport up and down
The dynamic drive component so as to chip to be measured application preset pressure；
The driving component includes arm and is arranged on the bottom by tamponade by tamponade, the conduction rubber head, and the arm is opened
It is described that the through hole, the inner wall of the lateral surface by tamponade and the through hole are slideably arranged in by tamponade equipped with through hole
Between be tightly connected, the upper end of the through hole is provided with gas-tpe fitting, the gas-tpe fitting be connected with for drive it is described by
The source of the gas that tamponade moves up and down；
The test device further includes the inductor for detecting the arm position and the control for controlling source of the gas startup to close
Mechanism, the inductor are electrically connected with the control mechanism.
2. fingerprint apparatus for testing chip according to claim 1, it is characterized in that：The driving component is further included to by tamponade
Apply the spring of restoring force upward, the end of the spring props up described by tamponade.
3. fingerprint apparatus for testing chip according to claim 1, it is characterized in that：The inductor is infrared sensor.
4. fingerprint apparatus for testing chip according to claim 1, it is characterized in that：The test device is further included to be treated for crawl
The manipulator that chip is moved away from the groove to the groove and the chip tested is surveyed, the manipulator connects with the test machine
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720977410.0U CN207249056U (en) | 2017-08-07 | 2017-08-07 | Fingerprint apparatus for testing chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720977410.0U CN207249056U (en) | 2017-08-07 | 2017-08-07 | Fingerprint apparatus for testing chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207249056U true CN207249056U (en) | 2018-04-17 |
Family
ID=61879846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720977410.0U Active CN207249056U (en) | 2017-08-07 | 2017-08-07 | Fingerprint apparatus for testing chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207249056U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115825702A (en) * | 2023-02-06 | 2023-03-21 | 镇江矽佳测试技术有限公司 | Fingerprint chip anti-interference testing device |
-
2017
- 2017-08-07 CN CN201720977410.0U patent/CN207249056U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115825702A (en) * | 2023-02-06 | 2023-03-21 | 镇江矽佳测试技术有限公司 | Fingerprint chip anti-interference testing device |
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