CN110132570B - Combined hardware testing device - Google Patents
Combined hardware testing device Download PDFInfo
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- CN110132570B CN110132570B CN201910487394.0A CN201910487394A CN110132570B CN 110132570 B CN110132570 B CN 110132570B CN 201910487394 A CN201910487394 A CN 201910487394A CN 110132570 B CN110132570 B CN 110132570B
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- 238000012360 testing method Methods 0.000 title claims abstract description 117
- 238000003825 pressing Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000033001 locomotion Effects 0.000 description 10
- 230000001360 synchronised effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Image Input (AREA)
- Lock And Its Accessories (AREA)
Abstract
The application discloses combination formula hardware testing arrangement includes: the device comprises a product fixture, at least one key test module and a fingerprint test module, wherein a product to be tested is positioned on a bottom plate of the fixture through a fixing device, and a transmission plug is in communication connection with the product to be tested; the key pressing head is arranged on the pushing plate and is aligned with keys of the product to be tested; the rotation of the screw rod motor can drive the key pressing head to press the key; the fingerprint pressure head is arranged on the connecting piece and is aligned with a fingerprint identification key of the product to be tested; the rotation of the upper motor and the lower motor can drive the fingerprint pressure head to contact the fingerprint identification key. The device combines at least one key test module with the fingerprint test module, can simultaneously automatically test the fingerprint identification key and the keys, effectively reduces the product test frequency and the manual operation error rate, solves the technical problems that the existing test fixture in the industry needs to test the keys and the fingerprints respectively, not only needs multiple people to operate, but also has higher error rate, and improves the production efficiency.
Description
Technical Field
The application relates to the technical field of hardware testing, in particular to a combined hardware testing device.
Background
With the rapid development of electronic products, people have higher requirements on the stability and the safety of the electronic products, and the stability and the safety of products produced in the automation industry are higher. In the actual production process, the hardware of the electronic product needs to be tested, such as key fatigue test, fingerprint test and the like, so that the comfort and safety of people can be met when the electronic product is used. At present, test jigs in the industry perform manual one-to-one test aiming at independent functions, and the test of the whole product not only needs to be operated by multiple persons, but also has higher error rate.
Disclosure of Invention
An object of the application is to provide a modular hardware testing arrangement, solves the current test fixture of trade and need test button and fingerprint respectively, not only needs many people to operate, and the higher technical problem of error rate.
In view of this, the present application provides a combined hardware testing device, including: the product jig, at least one key test module and a fingerprint test module;
the product jig comprises a fixing device, a transmission plug and a jig bottom plate;
the product to be tested is positioned on the bottom plate of the jig through the fixing device, and the transmission plug is in communication connection with the product to be tested;
the key testing module comprises a key pressing head, a push plate and a screw rod motor;
the key pressing head is arranged on the pushing plate and is aligned with keys of the product to be tested;
the push plate is connected with the screw rod motor, so that the rotation of the screw rod motor can drive the key pressing head to press the key;
the fingerprint test module comprises a fingerprint pressure head, a connecting piece and an upper motor and a lower motor;
the fingerprint pressure head is arranged on the connecting piece and is aligned with the fingerprint identification key of the product to be tested;
the connecting piece is connected with the upper motor and the lower motor, so that the rotation of the upper motor and the lower motor can drive the fingerprint pressure head to contact the fingerprint identification key;
the main body of the screw motor, the main body of the upper motor and the lower motor and the position of the bottom plate of the jig are relatively fixed.
Preferably, the key test module further comprises a key test fixing plate;
the relative positions of the key test fixing plate and the jig bottom plate are fixed;
the main body of the screw rod motor is arranged on the key test fixing plate;
the push plate is connected with the key test fixing plate through a first guide rail.
Preferably, the key test module further comprises an inductor and an inductor board;
the sensor is arranged on the key test fixing plate and is positioned on one side of the push plate;
the sensor plate is mounted on the push plate.
Preferably, the key test module further comprises a pressure sensor;
the pressure sensor is arranged between the key pressing head and the pushing plate.
Preferably, the fingerprint test module further comprises a motor back plate, and the connecting piece comprises a connecting plate and a guide rail fixing plate;
the connecting plate is in right angle and fixedly connected with the guide rail fixing plate;
the upper motor and the lower motor penetrate through the motor backboard and are connected with the guide rail fixing plate;
the fingerprint pressure head is arranged on the connecting plate;
the motor backboard is in sliding connection with the guide rail fixing plate through a second guide rail.
Preferably, the fingerprint test module further comprises a reinforcing plate;
the reinforcing plate is arranged between the connecting plate and the guide rail fixing plate.
Preferably, the fingerprint test module further comprises a finger cylinder;
the fingerprint pressure head is connected with the connecting plate through the finger cylinder.
Preferably, the product fixture further comprises a thrust cylinder, and the fixing device is a positioning block;
the main body of the thrust cylinder is fixedly arranged on the bottom plate, and the push rod of the main body is connected with the positioning block;
the positioning block is in sliding connection with the bottom plate.
Compared with the prior art, the embodiment of the application has the advantages that:
in an embodiment of the present application, a combined hardware testing device is provided, including: the product jig, at least one key test module and a fingerprint test module; the product jig comprises a fixing device, a transmission plug and a jig bottom plate; the product to be tested is positioned on the bottom plate of the jig through the fixing device, and the transmission plug is in communication connection with the product to be tested; the key testing module comprises a key pressing head, a push plate and a screw rod motor; the key pressing head is arranged on the pushing plate and is aligned with keys of the product to be tested; the push plate is connected with the screw rod motor, so that the rotation of the screw rod motor can drive the key pressing head to press the key; the fingerprint test module comprises a fingerprint pressure head, a connecting piece and an upper motor and a lower motor; the fingerprint pressure head is arranged on the connecting piece and is aligned with a fingerprint identification key of the product to be tested; the connecting piece is connected with the upper motor and the lower motor, so that the rotation of the upper motor and the lower motor can drive the fingerprint pressure head to contact the fingerprint identification key; the main body of the screw motor, the main body of the upper motor and the lower motor are fixed relative to the position of the bottom plate of the jig.
The combined hardware testing device combines at least one key testing module and the fingerprint testing module, when a product is placed in the jig, the fixing device fixes the product, the screw rod motor acts to push the front pressure head to align with the product to-be-tested key for testing, and the product is compared with a set value; meanwhile, the upper motor and the lower motor act to aim the fingerprint pressure head at the fingerprint identification to test, after the test is finished, the key pressure head and the fingerprint pressure head return, and the test finishing data is transmitted to the industrial personal computer through the transmission plug to analyze and store the test data.
Therefore, the combined hardware testing device provided by the application can simultaneously and automatically test the fingerprint identification key and a plurality of keys, effectively reduces the product testing frequency and the manual operation error rate, solves the technical problems that the existing testing jig in the industry needs to test the keys and the fingerprints respectively, and has the advantages of multiple people operation and higher error rate, and improves the production efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a combined hardware testing device according to an embodiment of the present application.
Reference numerals: an upper and lower motor 1; a motor back plate 2; a synchronous belt 3; a guide fixing plate 4; an inductor 5; a reinforcing plate 6; a connection plate 7; a finger cylinder 8; a key press head 9; a pusher plate 10; an inductor board 11; a lead screw motor 12; a first guide rail 13; a key test fixing plate 14; a product jig 15; a jig floor 16; a transmission plug 17; a thrust cylinder 18; a third guide rail 19; a positioning block 20; a fingerprint indenter 21.
Detailed Description
The following description of the embodiments of the present application will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a combined hardware testing device according to an embodiment of the present application.
The application designs a combination type hardware testing device which comprises a product fixture 15, at least one key testing module and a fingerprint testing module.
The product fixture 15 is mainly used for fixing the product to be tested, and comprises a fixing device, a transmission plug 17 and a fixture bottom plate 16. The fixing device is used for positioning the product and placing the product for movement; the transmission plug 17 is used for reading test information of the product; the jig floor 16 is used to secure the entire device.
The product to be tested is positioned on the bottom plate 16 of the jig through the fixing device, and the transmission plug 17 is in communication connection with the product to be tested. The transmission plug 17 is provided with a corresponding plug according to a transmission interface of the product, such as a USB plug, a Type-C plug, and the like.
The key testing module comprises a key pressing head 9, a screw motor 12 and a push plate 10. The key pressing head 9 is arranged on the push plate 10 and is aligned with the key of the product to be tested, and is used for pressing the key of the product and testing the pressing force, fatigue value and the like of the key; the push plate 10 is connected with the screw motor 12, so that the rotation of the screw motor 12 can drive the key pressing head 9 to press a product key, and the key pressing head 9 only generates displacement in the horizontal direction and does not rotate; the screw motor 12 is used for providing thrust force so that the key press head 9 can move back and forth.
The fingerprint test module comprises a fingerprint pressure head 21, a connecting piece and an upper motor 1 and a lower motor 1. The fingerprint pressure head 21 is arranged on the connecting piece and is aligned with a fingerprint identification key of a product to be tested, and is used for testing fingerprints of the product, such as fingerprint identification sensitivity, fatigue value and the like; the connecting piece is connected with the upper and lower motor 1, so that the rotation of the upper and lower motor 1 can drive the connecting piece to move up and down, thereby driving the fingerprint pressure head 21 to contact or leave the fingerprint identification key of the product. It should be noted that, the connection mode between the upper and lower motors 1 and the connecting piece may be: the connecting piece is provided with a rack, a gear is arranged on a rotating shaft of the upper motor and the lower motor, and the rotation of the gear drives the rack to move up and down.
The main body of the screw motor 12 and the main body of the upper and lower motors 1 are fixed relative to the position of the jig bottom plate 16.
According to the combined hardware testing device provided by the embodiment of the application, at least one key testing module and a fingerprint testing module are combined, when a product is placed into a jig, a fixing device fixes the product, a screw motor acts to push a front pressure head to be aligned with a key to be tested of the product for testing, and the front pressure head is compared with a set value; meanwhile, the upper motor and the lower motor act to aim the fingerprint pressure head at the fingerprint identification to test, after the test is finished, the key pressure head and the fingerprint pressure head return, and the test finishing data is transmitted to the industrial personal computer through the transmission plug to analyze and store the test data. The combined hardware testing device provided by the application can simultaneously and automatically test the fingerprint identification key and a plurality of keys, effectively reduces the product testing frequency and the manual operation error rate, solves the technical problem that the existing testing jig in the industry needs to test the keys and the fingerprints respectively, and has the advantages of not only needing multiple people to operate, but also improving the production efficiency.
Further, the key test module further includes a key test fixture plate 14. The relative positions of the key test fixing plate 14 and the jig bottom plate 16 are fixed, and the main body of the screw motor 12 is arranged on the key test fixing plate 14. The push plate 10 is connected with the key test fixing plate 14 through a first guide rail 13. It should be noted that, the push plate 10 slides relative to the key test fixing plate 14, and the first guide rail 13 can ensure smooth movement.
The key test module further comprises an inductor 5 and an inductor plate 11, wherein the inductor 5 is arranged on the key test fixing plate 14 and is positioned on one side of the push plate 10, and the inductor plate 5 is arranged on the push plate 10. It will be appreciated that the sensor 5 senses the distance of movement of the pusher plate 10 by sensing the position of the sensor plate 11, thereby defining the current key press position.
The key test module further comprises a pressure sensor, wherein the pressure sensor is arranged between the key pressing head 9 and the pushing plate 10 and is used for measuring the pressure of the key pressing head 9 when a product key is pressed.
In addition, the fingerprint test module also comprises a motor backboard 2, and the connecting piece comprises a connecting plate 7 and a guide rail fixing plate 4. The connecting plate 7 is in right angle and fixedly connected with the guide rail fixing plate 4; the upper and lower motors 1 penetrate through the motor backboard 2 and are connected with the guide rail fixing plate 4, and the rotary motion of the upper and lower motors 1 is converted into linear motion in the vertical direction of the guide rail fixing plate 4. It should be noted that, the above description of converting the rotation of the upper and lower motors 1 into the vertical movement of the connecting member through the gear and the rack is specifically: the rotating shafts of the upper motor 1 and the lower motor 1 are provided with gears, the synchronous wheels are driven to rotate through synchronous belts 3, one ends of shafts of the synchronous wheels are arranged on the motor backboard 2, the other ends of shafts of the synchronous wheels are connected with the guide rail fixing plates 4 through racks and gears, and the rotation of the gears is converted into the up-and-down movement of the racks. The fingerprint pressure head 21 is arranged on the connecting plate 7; the motor backboard 2 is in sliding connection with the guide rail fixing board 4 through a second guide rail, and the second slide rail also has the function of enabling the linear motion of the guide rail fixing board 4 to be smooth.
The fingerprint test module further comprises a reinforcing plate 6, wherein the reinforcing plate 6 is arranged between the connecting plate and the guide rail fixing plate, so that triangular stable support is realized.
Preferably, the fingerprint test module further comprises a finger cylinder 8, and the fingerprint pressure head 21 is connected with the connecting plate through the finger cylinder 8. When the driving force of the up-down motor 1 is transmitted to the fingerprint indenter 21, the fingerprint indenter 21 may shake when operating due to the plurality of components in between. Therefore, the fingerprint pressure head 21 is preferably aligned to the fingerprint recognition key by the upper and lower motors 1, and the upper and lower actions of the fingerprint pressure head are realized only by controlling the finger cylinder 8 when the fingerprint function test is performed, so that the error caused by shaking is reduced.
Further, the product fixture 15 further includes a thrust cylinder 18, and the fixing device is specifically a positioning block 20. The main body of the thrust cylinder 18 is fixedly arranged on the bottom plate 16 of the jig, and a push rod of the thrust cylinder 18 is connected with the positioning block 20. The positioning block 20 is slidably connected with the jig bottom plate 16 through a third guide rail 19. Specifically, the number of the positioning holes 20 is 3, and three-point positioning is performed on the product. When the product is placed on the jig base plate 16, the thrust cylinder 18 acts so that the positioning block fixes the product and restricts up-and-down movement, left-and-right movement and rotation of the product, respectively.
The application method of the combined hardware testing device provided by the embodiment of the application comprises the following steps: placing the product to be tested into a product smelting tool, pushing a cylinder to act, and fixing the product by a positioning block; the screw rod motor acts to push the front key pressing head to align with a key to be tested of the product for pressure test, and the tested key pressure value is fed back to the pressure sensor and is compared with a set value. And meanwhile, the upper motor and the lower motor act, the fingerprint pressure head is moved to the position above the fingerprint identification key to be tested, the finger cylinder acts, and the fingerprint pressure head tests the fingerprint identification key. After the test is finished, the key pressing head and the fingerprint pressing head return, and the USB plug transmits the tested data to the industrial personal computer for subsequent test data analysis and storage.
It should be understood that in this application, "at least one" means one or more, and "a plurality" means two or more. "and/or" for describing the association relationship of the association object, the representation may have three relationships, for example, "a and/or B" may represent: only a, only B and both a and B are present, wherein a, B may be singular or plural. The character "/" generally indicates that the context-dependent object is an "or" relationship. "at least one of" or the like means any combination of these items, including any combination of single item(s) or plural items(s). For example, at least one (one) of a, b or c may represent: a, b, c, "a and b", "a and c", "b and c", or "a and b and c", wherein a, b, c may be single or plural.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.
Claims (6)
1. A combination hardware testing device, comprising: the product jig, at least one key test module and a fingerprint test module;
the product jig comprises a fixing device, a transmission plug and a jig bottom plate;
the product to be tested is positioned on the bottom plate of the jig through the fixing device, and the transmission plug is in communication connection with the product to be tested;
the key testing module comprises a key pressing head, a push plate and a screw rod motor;
the key pressing head is arranged on the pushing plate and is aligned with keys of the product to be tested;
the push plate is connected with the screw rod motor, so that the rotation of the screw rod motor can drive the key pressing head to press the key;
the fingerprint test module comprises a fingerprint pressure head, a connecting piece and an upper motor and a lower motor;
the fingerprint pressure head is arranged on the connecting piece and is aligned with the fingerprint identification key of the product to be tested;
the connecting piece is connected with the upper motor and the lower motor, so that the rotation of the upper motor and the lower motor can drive the fingerprint pressure head to contact the fingerprint identification key;
the main body of the screw rod motor, the main body of the upper motor and the lower motor and the position of the bottom plate of the jig are relatively fixed;
the key test module further comprises a key test fixing plate;
the relative positions of the key test fixing plate and the jig bottom plate are fixed;
the main body of the screw rod motor is arranged on the key test fixing plate;
the push plate is connected with the key test fixing plate through a first guide rail;
the fingerprint test module further comprises a motor backboard, and the connecting piece comprises a connecting plate and a guide rail fixing plate;
the connecting plate is in right angle and fixedly connected with the guide rail fixing plate;
the upper motor and the lower motor penetrate through the motor backboard and are connected with the guide rail fixing plate;
the fingerprint pressure head is arranged on the connecting plate;
the motor backboard is in sliding connection with the guide rail fixing plate through a second guide rail.
2. The combination hardware testing device of claim 1, wherein the key testing module further comprises an inductor and an inductor board;
the sensor is arranged on the key test fixing plate and is positioned on one side of the push plate;
the sensor plate is mounted on the push plate.
3. The combination hardware testing device of claim 1, wherein the key testing module further comprises a pressure sensor;
the pressure sensor is arranged between the key pressing head and the pushing plate.
4. The combination hardware testing device of claim 1, wherein the fingerprint testing module further comprises an enhanced version;
the reinforcing plate is arranged between the connecting plate and the guide rail fixing plate.
5. The combination hardware testing device of claim 1, wherein the fingerprint testing module further comprises a finger cylinder;
the fingerprint pressure head is connected with the connecting plate through the finger cylinder.
6. The combined hardware testing device of claim 1, wherein the product fixture further comprises a thrust cylinder, the fixing device being in particular a positioning block;
the main body of the thrust cylinder is fixedly arranged on the bottom plate, and the push rod of the main body is connected with the positioning block;
the positioning block is in sliding connection with the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487394.0A CN110132570B (en) | 2019-06-05 | 2019-06-05 | Combined hardware testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910487394.0A CN110132570B (en) | 2019-06-05 | 2019-06-05 | Combined hardware testing device |
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| Publication Number | Publication Date |
|---|---|
| CN110132570A CN110132570A (en) | 2019-08-16 |
| CN110132570B true CN110132570B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910487394.0A Active CN110132570B (en) | 2019-06-05 | 2019-06-05 | Combined hardware testing device |
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| Country | Link |
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| CN (1) | CN110132570B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018045740A1 (en) * | 2016-09-12 | 2018-03-15 | 中兴通讯股份有限公司 | Fingerprint recognition module and terminal |
| CN207182532U (en) * | 2017-09-27 | 2018-04-03 | 广州市华标科技发展有限公司 | Self-service neck card equipment |
| CN208012670U (en) * | 2018-04-11 | 2018-10-26 | 江西合力泰科技有限公司 | A kind of four position equipment of fingerprint module functional test |
| CN210400807U (en) * | 2019-06-05 | 2020-04-24 | 深圳市哈德胜精密科技股份有限公司 | Combined hardware testing device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6352516B1 (en) * | 2000-03-27 | 2002-03-05 | San Diego State University Foundation | Fatigue monitoring device and method |
-
2019
- 2019-06-05 CN CN201910487394.0A patent/CN110132570B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018045740A1 (en) * | 2016-09-12 | 2018-03-15 | 中兴通讯股份有限公司 | Fingerprint recognition module and terminal |
| CN207182532U (en) * | 2017-09-27 | 2018-04-03 | 广州市华标科技发展有限公司 | Self-service neck card equipment |
| CN208012670U (en) * | 2018-04-11 | 2018-10-26 | 江西合力泰科技有限公司 | A kind of four position equipment of fingerprint module functional test |
| CN210400807U (en) * | 2019-06-05 | 2020-04-24 | 深圳市哈德胜精密科技股份有限公司 | Combined hardware testing device |
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| CN110132570A (en) | 2019-08-16 |
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