CN113791244A - Side fingerprint module testing arrangement - Google Patents
Side fingerprint module testing arrangement Download PDFInfo
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- CN113791244A CN113791244A CN202110926723.4A CN202110926723A CN113791244A CN 113791244 A CN113791244 A CN 113791244A CN 202110926723 A CN202110926723 A CN 202110926723A CN 113791244 A CN113791244 A CN 113791244A
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- 238000012360 testing method Methods 0.000 title claims abstract description 50
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 230000009471 action Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims 2
- 238000001125 extrusion Methods 0.000 abstract description 4
- 230000008520 organization Effects 0.000 abstract description 4
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 230000007423 decrease Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
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- 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
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/282—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere
- G01R31/2825—Testing of electronic circuits specially adapted for particular applications not provided for elsewhere in household appliances or professional audio/video equipment
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Abstract
The invention discloses a side fingerprint module testing device, which belongs to the field of fingerprint module testing; a side fingerprint module testing device comprises a workbench, a clamping mechanism, a jacking mechanism and a testing mechanism; the clamping and centering of the module to be tested are realized by arranging two clamping plates capable of moving in the synchronous direction in the clamping mechanism, so that the testing precision is ensured; the jacking mechanism is arranged below the workbench to adjust the testing position of the module to be tested, so that operators with different heights can operate conveniently, and the comfort level of the operators is improved; in addition, according to factors such as the thickness of the module to be tested, the height of the mounting plate can be properly increased, so that useless stroke of the upper measuring head is reduced, and the testing efficiency is improved; through setting up accredited testing organization to set up the second in accredited testing organization and adjust the pole, thereby restriction fifth rack suitable maximum decline position, avoid the extrusion force that the module that awaits measuring of side head received too big and lead to damaging.
Description
Technical Field
The utility model belongs to line module test field, concretely relates to side fingerprint module testing arrangement.
Background
With the development of electronic technology, the traditional digital password or Sudoku password cannot meet the requirement of people on information safety; the biological identification is widely applied to the mobile phone, and the stability, uniqueness and quickness of the fingerprint enable the application of the fingerprint identification device to be very wide; the side fingerprint module is arranged on the side surface of the mobile phone to make room for the screen of the mobile phone, so that the screen of the mobile phone can be maximized; usually the side fingerprint module is all need testing in the condition such as the quality inspection that dispatches from the factory, retrieve article inspection, performance detection, and current test method only places the module that awaits measuring in the gauge head below for the manual work, controls the side head again and pushes down and accomplish the test, and in the testing process, the position unstability of module can lead to the module test result not accurate enough.
Disclosure of Invention
To prior art's not enough, this disclosed aim at provides a side fingerprint module testing arrangement, has solved the unstable problem that leads to the module test result not accurate enough of module among the prior art in the position of module.
The purpose of the disclosure can be realized by the following technical scheme:
a side fingerprint module testing device comprises a workbench and is characterized in that a clamping mechanism is mounted above the workbench and comprises a mounting plate, two clamping plates are slidably connected to the upper end of the mounting plate, and a first rack and a second rack are respectively fixed on the two clamping plates; the upper end of the mounting plate is rotatably connected with a central rod, a first gear is fixed on the central rod and is positioned between a first rack and a second rack, and the first gear is meshed with the first rack and the second rack simultaneously;
furthermore, the upper end of the mounting plate is fixed with two mounting seats, a screw rod is rotatably connected between the two mounting seats, a first fixing plate is arranged on the second rack, and the screw rod penetrates through the first fixing plate and is in threaded connection with the first fixing plate.
Furthermore, a through groove is formed in the second rack, and the through groove can be matched with and slidably connected with the first rack.
Further, be fixed with two second fixed plates on the mounting panel, the second fixed plate with install first spring between the splint, the both ends of first spring respectively with the side of second fixed plate and the side fixed connection of splint.
Furthermore, a jacking mechanism is arranged below the workbench and used for driving the mounting plate to lift;
furthermore, the jacking mechanism comprises a third rack fixed at the lower end of the mounting plate, the third rack penetrates through the upper end part of the workbench along the vertical direction and is in sliding connection with the upper end part of the workbench, a third fixing plate is arranged on one side of the workbench, a rotating rod is rotatably connected onto the third fixing plate, a second gear and a third gear are fixed on the rotating rod, the second gear and the third rack are mutually meshed, a fourth rack is meshed on one side of the third gear, and the fourth rack is in sliding connection with the third fixing plate;
furthermore, a fixed frame is fixed at the upper end of the workbench, a first adjusting rod is connected to the fixed frame in a threaded manner, and the tail end of the first adjusting rod is rotatably connected with the upper end of the fourth rack.
Furthermore, a testing mechanism is mounted at the upper end of the workbench and comprises a mounting frame fixed at the upper end of the workbench, a fifth rack is connected to the upper end of the mounting frame in a sliding manner, the sliding direction of the fifth rack is vertical, a fourth gear is meshed with the outer side of the fifth rack, and a driving device for driving the fourth gear to rotate is fixed on the mounting frame;
further, the mounting groove has been seted up to the lower extreme of fifth rack, the spacing groove with the mounting groove intercommunication has been seted up to the side of fifth rack, sliding connection has the measuring stick in the mounting groove, the lower extreme of measuring stick is fixed with the side head, the upper end of measuring stick is provided with the baffle, baffle and spacing groove mutually support and sliding connection, install the second spring between the up end of measuring stick and the interior top surface of mounting groove, under the spring action of second spring, the baffle has the motion trend that is close to the tip under the spacing groove.
Furthermore, a fourth fixing plate is fixed on one side of the five racks, and the fourth fixing plate can limit the maximum lifting position of the fifth racks;
furthermore, a second adjusting rod is connected to the fourth fixing plate in a threaded manner, a supporting frame is fixed to the upper end of the mounting plate, and the supporting frame is located under the second adjusting rod.
The beneficial effect of this disclosure: the clamping and centering of the module to be tested are realized by the clamping mechanism above the workbench and the two clamping plates capable of moving in the synchronous direction are arranged in the clamping mechanism, so that the module to be tested is ensured to be positioned right below the side head and to be stable in the testing process, and the testing precision is further ensured; the jacking mechanism is arranged below the workbench to adjust the testing position of the module to be tested, so that operators with different heights can operate conveniently, and the comfort level of the operators is improved; in addition, according to factors such as the thickness of the module to be tested, the height of the mounting plate can be properly increased, so that useless stroke of the upper measuring head is reduced, and the testing efficiency is improved; through setting up accredited testing organization to set up the second in accredited testing organization and adjust the pole, thereby restriction fifth rack suitable maximum decline position, avoid the extrusion force that the module that awaits measuring of side head received too big and lead to damaging.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic overall structure diagram of an embodiment of the present disclosure;
FIG. 2 is a schematic view of a table structure of an embodiment of the disclosure;
FIG. 3 is a schematic view of a clamping mechanism according to an embodiment of the disclosure;
FIG. 4 is a second rack configuration schematic of an embodiment of the present disclosure;
FIG. 5 is a schematic diagram of a jacking mechanism according to an embodiment of the disclosure
FIG. 6 is a schematic structural diagram of a testing mechanism according to an embodiment of the present disclosure;
FIG. 7 is a schematic view of a fifth rack configuration of an embodiment of the present disclosure;
fig. 8 is a schematic view of a measurement bar structure according to an embodiment of the disclosure.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
As shown in fig. 1, a side fingerprint module testing device includes a workbench 1, a clamping mechanism 2 is installed above the workbench 1, and the clamping mechanism 2 is used for clamping and centering a module to be tested, so that the position of the module to be tested is kept stable in the measuring process, and the measuring accuracy is ensured;
as shown in fig. 3-4, the clamping mechanism 2 includes a mounting plate 21, the mounting plate 21 is located above the worktable 2, and the module to be tested is placed on the upper end of the mounting plate 21 to complete the test; the upper end of the mounting plate 21 is slidably connected with two clamping plates 22, the moving directions of the two clamping plates 22 are opposite, and when the two clamping plates 22 are close to each other, the clamping and fixing of the module to be tested can be realized;
a first rack 23 and a second rack 24 are respectively fixed on the two clamping plates 22, and the upper end of the mounting plate 21 rotates; a central rod 25 is connected, a first gear 26 is fixed on the central rod 25, the first gear 26 is positioned between the first rack 23 and the second rack 24, and the first gear 26 is meshed with the first rack 23 and the second rack 24 at the same time, so that when one clamping plate 22 is driven to move, the other clamping plate 22 can be driven to synchronously move towards the opposite direction, the clamping and centering of the module to be tested are realized, and the module to be tested can be positioned under the lateral head;
two mounting seats 27 are fixed at the upper end of the mounting plate 21, a screw rod 28 is rotatably connected between the two mounting seats 27, a first fixing plate 242 is arranged on the second rack 24, the screw rod 28 passes through the first fixing plate 242 and is in threaded connection with the first fixing plate 242, and the screw rod 28 is rotated to drive the second rack 24 to move, so that the two clamping plates 2 synchronously and reversely move;
two second fixing plates 211 are fixed on the mounting plate 21, a first spring 29 is installed between the second fixing plates 211 and the clamping plate 22, two ends of the first spring 29 are respectively and fixedly connected with the side surfaces of the second fixing plates 211 and the side surfaces of the clamping plate 22, and under the action of the first spring 29, the two clamping plates 22 obtain a movement trend, so that the self-locking property of the threaded connection between the screw rod 28 and the first fixing plate 242 is increased, and the movable part on the mounting plate 21 is prevented from moving randomly when no clamping action is carried out;
in this embodiment, the second rack 24 is provided with a through groove 241, the through groove 241 can be matched with and slidably connected with the first rack 23, when the two clamping plates 22 are close to each other, the first rack 23 can be inserted into the through groove 241, so that the influence of the interference between the first rack 23 and the second rack 24 on the minimum distance between the two clamping plates 22 is avoided, and the clamping plates 22 cannot clamp a smaller module; in addition, before the module is clamped, the screw rod 28 is rotated, so that the first rack 23 is inserted into the through groove 241, the relative positions of the two clamping plates 22 are verified, and the two clamping plates 22 are placed to be mutually offset, so that the stability of subsequent clamping is influenced.
A jacking mechanism 3 is arranged below the workbench 1, and the jacking mechanism 3 is used for jacking the mounting plate 21, so that the module to be tested is positioned at a proper testing height, operators with different heights can operate conveniently, and the comfort level of the operators is improved; in addition, according to factors such as the thickness of the module to be tested, the height of the mounting plate 21 can be properly increased, so that the useless stroke of the upper measuring head is reduced, and the testing efficiency is improved;
as shown in fig. 2, a positioning groove 13 is formed in the upper end of the workbench 1, the positioning groove 13 penetrates through the upper end of the workbench 1 along the vertical direction, a third fixing plate 11 is arranged on one side of the workbench 1, a sliding groove 12 is formed in the third fixing plate 11, and the sliding groove 12 is arranged in the vertical direction;
as shown in fig. 5, the jacking mechanism 3 includes a third rack 31, the third rack 31 is matched and slidably connected with the positioning slot 13, an upper end surface of the third rack 31 is fixedly connected with a lower end surface of the mounting plate 21, the jacking mechanism 3 further includes a rotating rod 32, the rotating rod 32 penetrates through the third fixing plate 11 and is rotatably connected with the third fixing plate, a second gear 33 and a third gear 34 are fixed on the rotating rod 32, the second gear 33 is meshed with the third rack 31, a fourth rack 35 is meshed with one side of the third gear 34, and the fourth rack 35 is matched and slidably connected with the chute 12; a fixed frame 36 is fixed at the upper end of the workbench 1, a first adjusting rod 37 is connected to the fixed frame 36 in a threaded manner, the tail end of the first adjusting rod 37 is rotatably connected with the upper end of the fourth rack 35, and the fourth rack 35 can be driven to move up and down by rotating the first adjusting rod 37, so that the fourth rack 35 is driven to move up and down to achieve the purpose of adjusting the height of the mounting plate 21;
through the mechanism, the control part of the lifting mechanism 3 below the workbench 1 is arranged at the outer side of the workbench 1, and the lifting motion of the mounting plate 21 is prevented from being retracted by utilizing the self-locking property of the threaded connection between the first adjusting rod 37 and the fixed frame 36.
The upper end of the workbench 1 is provided with a testing mechanism 4, and the testing mechanism 4 is used for testing the module to be tested between the two clamping plates 22;
as shown in fig. 6-8, the testing mechanism 4 includes a mounting frame 41, the mounting frame 41 is fixed at the upper end of the workbench 1, a fifth rack 42 is slidably connected to the upper end of the mounting frame 41, the sliding direction of the fifth rack 42 is vertical, a fourth gear 43 is engaged with the outer side of the fifth rack 42, and a driving device 44 for driving the fourth gear 43 to rotate is fixed on the mounting frame 41;
the lower end of the fifth rack 42 is provided with a mounting groove 421, the side surface of the fifth rack 42 is provided with a limiting groove 422, the limiting groove 422 is communicated with the mounting groove 421, the mounting groove 421 is connected with a measuring rod 45 in a sliding manner, the lower end of the measuring rod 45 is fixed with a side head 452, the upper end of the measuring rod 45 is provided with a baffle 451, the baffle 451 is matched with and connected with the limiting groove 422 in a sliding manner, a second spring 46 is arranged between the upper end surface of the measuring rod 45 and the inner top surface of the mounting groove 421, two ends of the second spring 46 are respectively fixedly connected with the upper end surface of the measuring rod 45 and the inner top surface of the mounting groove 421, so that the measuring rod 45 is elastically connected with the fifth rack 42, under the elastic force action of the second spring 46, the baffle 451 has a movement tendency close to the lower end part of the limiting groove 422, and the lower end part of the limiting groove 422 also limits the maximum descending position of the baffle 451; the side head 452 is prevented from being directly and rigidly contacted with the module to be tested through the elastic buffering action of the second spring 46, so that the module or the side head is prevented from being damaged;
a fourth fixing plate 423 is fixed to one side of the fifth rack 42, and the fourth fixing plate 423 is used for limiting the maximum rising position of the fifth rack 42 and preventing the fifth rack 42 from being separated from the mounting frame 41 under the driving of the driving device 44;
a second adjusting rod 47 is connected to the fourth fixing plate 423 in a threaded manner, a supporting frame 212 is fixed to the upper end of the mounting plate 21, the supporting frame 212 is located right below the second adjusting rod 47, and by adjusting the second adjusting rod 47, when the side head 452 is in contact with the module to be tested and the second spring 46 is compressed to a certain extent, the second adjusting rod 47 is in contact with the supporting frame 212, so that the maximum descending position of the fifth rack 42 is limited, and the phenomenon that the compression amount of the second spring 46 is too large and the module to be tested of the side head 452 is damaged due to too large extrusion force is avoided;
in this embodiment, the second adjusting lever 47 is rotated according to the thickness of the module to be tested, so as to limit the appropriate maximum descending position of the fifth rack 42.
The working principle is as follows:
the clamping mechanism 2 is arranged above the workbench 1, and the two clamping plates 22 capable of moving in the synchronous direction are arranged in the clamping mechanism 2, so that the module to be tested is clamped and centered, the module to be tested is ensured to be positioned right below the side head and is kept stable in the testing process, and the testing precision is further ensured; the jacking mechanism 3 is arranged below the workbench 1 to adjust the testing position of the module to be tested, so that operators with different heights can operate conveniently, and the comfort level of the operators is improved; in addition, according to factors such as the thickness of the module to be tested, the height of the mounting plate 21 can be properly increased, so that the useless stroke of the upper measuring head is reduced, and the testing efficiency is improved; by arranging the testing mechanism 4 and arranging the second adjusting rod 47 in the testing mechanism 4, the suitable maximum descending position of the fifth rack 42 is limited, and the damage caused by the overlarge extrusion force on the module to be tested of the side head 452 is avoided.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (6)
1. A side fingerprint module testing device comprises a workbench (1) and is characterized in that a clamping mechanism (2) is installed above the workbench (1), the clamping mechanism (2) comprises an installation plate (21), the upper end of the installation plate (21) is connected with two clamping plates (22) in a sliding mode, and a first rack (23) and a second rack (24) are fixed on the two clamping plates (22) respectively; the upper end of the mounting plate (21) is rotatably connected with a central rod (25), a first gear (26) is fixed on the central rod (25), the first gear (26) is positioned between a first rack (23) and a second rack (24), and the first gear (26) is meshed with the first rack (23) and the second rack (24) simultaneously;
the upper end of mounting panel (21) is fixed with two mount pads (27), rotates between two mount pads (27) and is connected with lead screw (28), is provided with first fixed plate (242) on second rack (24), lead screw (28) pass first fixed plate (242) and rather than threaded connection.
2. The side fingerprint module testing device of claim 1, wherein the second rack (24) is provided with a through slot (241), and the through slot (241) can be matched and slidably connected with the first rack (23).
3. The side fingerprint module testing device of claim 1, wherein two second fixing plates (211) are fixed on the mounting plate (21), a first spring (29) is installed between the second fixing plates (211) and the clamping plate (22), and two ends of the first spring (29) are respectively and fixedly connected with the side surface of the second fixing plate (211) and the side surface of the clamping plate (22).
4. The side fingerprint module testing device of claim 1, wherein a jacking mechanism (3) is installed below the workbench (1), and the jacking mechanism (3) is used for driving the mounting plate (21) to lift;
the jacking mechanism (3) comprises a third rack (31) fixed at the lower end of the mounting plate (21), the third rack (31) penetrates through the upper end part of the workbench (1) along the vertical direction and is in sliding connection with the upper end part, a third fixing plate (11) is arranged on one side of the workbench (1), a rotating rod (32) is rotatably connected onto the third fixing plate (11), a second gear (33) and a third gear (34) are fixed onto the rotating rod (32), the second gear (33) is meshed with the third rack (31), a fourth rack (35) is meshed with one side of the third gear (34), and the fourth rack (35) is in sliding connection with the third fixing plate (11);
a fixing frame (36) is fixed at the upper end of the workbench (1), a first adjusting rod (37) is connected to the fixing frame (36) in a threaded mode, and the tail end of the first adjusting rod (37) is rotatably connected with the upper end of a fourth rack (35).
5. The side fingerprint module testing device according to claim 1, wherein the testing mechanism (4) is installed at the upper end of the workbench (1), the testing mechanism (4) comprises a mounting frame (41) fixed at the upper end of the workbench (1), a fifth rack (42) is connected to the upper end of the mounting frame (41) in a sliding manner, the sliding direction of the fifth rack (42) is vertical, a fourth gear (43) is meshed with the outer side of the fifth rack (42), and a driving device (44) for driving the fourth gear (43) to rotate is fixed on the mounting frame (41);
mounting groove (421) have been seted up to the lower extreme of fifth rack 42, spacing groove (422) with mounting groove (421) intercommunication are seted up to the side of fifth rack (42), sliding connection has measuring stick (45) in mounting groove (421), the lower extreme of measuring stick (45) is fixed with side head (452), the upper end of measuring stick (45) is provided with baffle (451), baffle (451) and spacing groove (422) mutually support and sliding connection, install second spring (46) between the up end of measuring stick (45) and the interior top surface of mounting groove (421), under the spring action of second spring (46), baffle (451) have the motion trend that is close to the tip under spacing groove (422).
6. The side fingerprint module testing device of claim 5, wherein a fourth fixing plate (423) is fixed on one side of the five racks (42), and the fourth fixing plate (423) can limit the maximum lifting position of the fifth rack (42);
and a second adjusting rod (47) is connected to the fourth fixing plate (423) in a threaded manner, a supporting frame (212) is fixed to the upper end of the mounting plate (21), and the supporting frame (212) is located under the second adjusting rod (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110926723.4A CN113791244B (en) | 2021-08-12 | 2021-08-12 | Side fingerprint module testing arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110926723.4A CN113791244B (en) | 2021-08-12 | 2021-08-12 | Side fingerprint module testing arrangement |
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| CN113791244A true CN113791244A (en) | 2021-12-14 |
| CN113791244B CN113791244B (en) | 2024-03-26 |
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