CN209656852U - A kind of anti-interference test device of fingerprint chip - Google Patents
A kind of anti-interference test device of fingerprint chip Download PDFInfo
- Publication number
- CN209656852U CN209656852U CN201920250206.8U CN201920250206U CN209656852U CN 209656852 U CN209656852 U CN 209656852U CN 201920250206 U CN201920250206 U CN 201920250206U CN 209656852 U CN209656852 U CN 209656852U
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- China
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- placement plate
- fingerprint chip
- fixedly connected
- hydraulic cylinder
- groove
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Abstract
The utility model discloses a kind of anti-interference test devices of fingerprint chip, including workbench, the upper end of the workbench is equipped with device slot and L-type resettlement groove, the interior bottom of described device slot is fixedly connected with multiple electric pushrods, the upper end of multiple electric pushrods is equipped with placement plate jointly, multiple buffer gears are equipped between the placement plate and multiple electric pushrods, the placement plate is equipped with placing groove, position-limit mechanism there are two being set on the inner wall of the placing groove, shaft is rotatably connected on the inner wall of the L-type placing groove, hydraulic cylinder is fixedly connected in the shaft, clamping device is rotatably connected on the hydraulic cylinder, through equipped with spacer pin on the side wall of the workbench, the side wall of outer shell of the hydraulic cylinder is equipped with limit hole, the position of the limit hole and the position of spacer pin are corresponding.The structure design of the utility model is reasonable, has good buffer effect and can obtain the benefit of more detection datas.
Description
Technical field
The utility model relates to fingerprint chip detection technique field more particularly to a kind of anti-interference test dresses of fingerprint chip
It sets.
Background technique
Fingerprint chip refers to the chip product of embedded fingerprint identification technology, is capable of Image Acquisition, the spy of on piece realization fingerprint
The chip for levying extraction, aspect ratio pair, develops the function for the realization fingerprint recognition that can be convenient, greatly reduces fingerprint recognition row
The threshold of industry has very positive impetus to the popularization of fingerprint recognition.
In the prior art, Fingerprint Lock is often interfered by discontinuous jammer, and Fingerprint Lock is caused directly to fail, so needing one
A equipment that can be convenient detection fingerprint chip anti-interference ability, therefore, we have proposed a kind of anti-interference tests of fingerprint chip
Device solves the above problems.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of fingerprint chip proposed is anti-
Disturbed test device.
To achieve the goals above, the utility model adopts the technical scheme that
The upper end of a kind of anti-interference test device of fingerprint chip, including workbench, the workbench is equipped with device slot and L-type
Resettlement groove, the interior bottom of described device slot are fixedly connected with multiple electric pushrods, and the upper end of multiple electric pushrods is set jointly
There is placement plate, multiple buffer gears are equipped between the placement plate and multiple electric pushrods, the placement plate is equipped with placing groove,
It is set on the inner wall of the placing groove there are two position-limit mechanism, is rotatably connected to shaft on the inner wall of the L-type placing groove, described turn
It is fixedly connected with hydraulic cylinder on axis, clamping device is rotatably connected on the hydraulic cylinder, is passed through on the side wall of the workbench
It is equipped with spacer pin, the side wall of outer shell of the hydraulic cylinder is equipped with limit hole, the position of the limit hole and the position of spacer pin
It sets corresponding.
Preferably, the buffer gear includes the fixed block for being fixedly connected on electric pushrod upper end, the fixed block it is upper
End is fixedly connected with buffer bar, and the buffer bar is through placement plate and is slidably connected therewith, and sliding sleeve is equipped on the buffer bar
First spring, for first spring between fixed block and placement plate lower end, the buffer bar is located at the one of placement plate upper end
End is fixedly connected with limit plate.
Preferably, the position-limit mechanism includes the screw being threaded on placement plate side wall, and the screw, which is located at, to be placed
One end in slot is rotatably connected to fixed plate, and the fixed plate is equipped with dummy block far from one end of screw.
Preferably, the clamping device includes the fixed frame for being rotatably connected on hydraulic cylinder upper end, remote on the fixed frame
One end of chaotropic compressing cylinder is equipped with groove, and discontinuous jammer is equipped in the groove, runs through on the side wall of the fixed frame and is equipped with
Pull rod, one end that the pull rod is located in groove are fixedly connected with pressing plate, and the pressing plate offsets with discontinuous jammer.
Preferably, the hydraulic cylinder and fixed frame can be just put into L-type resettlement groove.
Preferably, multiple dummy blocks are that rubber pad is made.
The utility model has the advantages that；
1, by setting buffer gear, when can preventing detection, fixed frame falls too fast, leads to fingerprint chip quilt
Extrusion damage, the elastic force effect of multiple first springs play the effect of buffering；
2, it is cooperated by setting clamping device and position-limit mechanism, it may be convenient to which fingerprint chip is fixed on placing groove
It is interior, discontinuous jammer is fixed on fixed frame 9, it may be convenient to they be replaced, more detection datas are increased.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of anti-interference test device of fingerprint chip structural schematic diagram；
Fig. 2 be the utility model proposes a kind of anti-interference test device of fingerprint chip schematic top plan view；
Fig. 3 be the utility model proposes a kind of anti-interference test device of fingerprint chip clamping device schematic diagram.
In figure: 1 workbench, 2 fixed blocks, 3 first springs, 4 placement plates, 5 buffer bars, 6 pull rods, 7 discontinuous jammers, 8 spiral shells
Nail, 9 fixed frames, 10 hydraulic cylinders, 11 spacer pins, 12 shafts, 13 electric pushrods, 14 dummy blocks, 15 fixed plates, 16 second bullets
Spring, 17 pressing plates.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, the upper end of a kind of anti-interference test device of fingerprint chip, including workbench 1, workbench 1 is equipped with dress
Slot and L-type resettlement groove are set, the interior bottom of device slot is fixedly connected with multiple electric pushrods 13, and multiple electric pushrods 13 are by existing
There is technology starting, the upper end of multiple electric pushrods 13 is equipped with placement plate 4 jointly, sets between placement plate 4 and multiple electric pushrods 13
There are multiple buffer gears, placement plate 4 is equipped with placing groove, it is set on the inner wall of placing groove there are two position-limit mechanism, L-type placing groove
It is rotatably connected to shaft 12 on inner wall, hydraulic cylinder 10 is fixedly connected in shaft 12, hydraulic cylinder 10 is opened by the prior art
It is dynamic, it is rotatably connected to clamping device on hydraulic cylinder 10, runs through on the side wall of workbench 1 and is equipped with spacer pin 11, hydraulic cylinder 10
Side wall of outer shell be equipped with limit hole, the position of limit hole is corresponding with the position of spacer pin 11, when hydraulic cylinder 10 around
When shaft 12 rises, it is inserted into spacer pin 11 to limit hole, hydraulic cylinder 10 can be limited, prevent hydraulic cylinder
It is shifted when work.
Wherein, buffer gear includes the fixed block 2 for being fixedly connected on 13 upper end of electric pushrod, and the upper end of fixed block 2 is fixed
It is connected with buffer bar 5, buffer bar 5 is through placement plate 4 and is slidably connected therewith, and sliding sleeve is equipped with the first spring 3 on buffer bar 5,
First spring 3 is located between 4 lower end of fixed block 2 and placement plate, and one end that buffer bar 5 is located at 4 upper end of placement plate is fixedly connected with
Limit plate, fingerprint chip is when receiving detection, meeting contact detection unit, and the elastic force effect of multiple first springs 3 can rise
To the effect of buffering, fingerprint chip is prevented to be damaged in the detection process.
Wherein, position-limit mechanism includes the screw 8 being threaded on 4 side wall of placement plate, and screw 8 is located at one in placing groove
End is rotatably connected to fixed plate 15, and fixed plate 15 is equipped with dummy block 14 far from one end of screw 8, turns two screws 8 and drives admittedly
Fixed board 15 is close to each other, and fingerprint chip is put into placing groove, and convenient to clamp to it, two dummy blocks 14 can prevent from referring to
It is impaired when line chip clamps.
Wherein, clamping device includes the fixed frame 9 for being rotatably connected on 10 upper end of hydraulic cylinder, far from hydraulic on fixed frame 9
One end of oil cylinder 10 is equipped with groove, and discontinuous jammer 7 is equipped in groove, runs through on the side wall of fixed frame 9 and is equipped with pull rod 6, pull rod 6
One end in groove is fixedly connected with pressing plate 17, and pressing plate 17 offsets with discontinuous jammer 7, pulls pull rod 6, band dynamic pressure plate 17
Movement can be convenient and replace different discontinuous jammers 7, increases more detection datas, the testing number of specific fingerprint chip
Value is embodied by the detector of the prior art, this is the prior art, and details are not described herein.
Specifically, hydraulic cylinder 10 and fixed frame 9 can be just put into L-type resettlement groove, can be when not in use
Hydraulic cylinder 10 and fixed frame 9 are stashed, do not taken up space, storage is facilitated, multiple dummy blocks 14 are that rubber pad is made, and are prevented
Only fingerprint chip is caused to damage.
In the utility model, be operated first personnel and start multiple electric pushrods 13, drive placement plate 4 out of device slot on
It rises, then fingerprint chip is put into placing groove, turns two screws 8, drives two fixed plates 15 close to fingerprint chip, to it
It is clamped, it is impaired when two dummy blocks 14 can prevent fingerprint chip from clamping, then again toward the groove above fixed frame 9
It is inside put into discontinuous jammer 7, is compressed it by second spring 16 and pressing plate 17, hydraulic cylinder 10, band moving pulse are then started
Interference unit 7 carries out Data Detection close to fingerprint chip, to it.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of anti-interference test device of fingerprint chip, including workbench (1), which is characterized in that the upper end of the workbench (1)
Equipped with device slot and L-type resettlement groove, the interior bottom of described device slot is fixedly connected with multiple electric pushrods (13), multiple electricity
The upper end of dynamic push rod (13) is equipped with placement plate (4) jointly, is equipped between the placement plate (4) and multiple electric pushrods (13) multiple
Buffer gear, the placement plate (4) are equipped with placing groove, set that there are two position-limit mechanism, the L-types on the inner wall of the placing groove
It is rotatably connected on the inner wall of placing groove shaft (12), is fixedly connected with hydraulic cylinder (10), the liquid on the shaft (12)
It is rotatably connected to clamping device on compressing cylinder (10), runs through on the side wall of the workbench (1) and is equipped with spacer pin (11), the liquid
The side wall of outer shell of compressing cylinder (10) is equipped with limit hole, and the position of the limit hole is corresponding with the position of spacer pin (11).
2. a kind of anti-interference test device of fingerprint chip according to claim 1, which is characterized in that the buffer gear packet
The fixed block (2) for being fixedly connected on electric pushrod (13) upper end is included, the upper end of the fixed block (2) is fixedly connected with buffer bar
(5), the buffer bar (5) is slidably connected through placement plate (4) and therewith, and sliding sleeve is equipped with the first bullet on the buffer bar (5)
Spring (3), first spring (3) are located between fixed block (2) and placement plate (4) lower end, and the buffer bar (5) is located at placement plate
(4) one end of upper end is fixedly connected with limit plate.
3. a kind of anti-interference test device of fingerprint chip according to claim 1, which is characterized in that the position-limit mechanism packet
The screw (8) being threaded on placement plate (4) side wall is included, one end that the screw (8) is located in placing groove is rotatably connected to
Fixed plate (15), the fixed plate (15) are equipped with dummy block (14) far from the one end of screw (8).
4. a kind of anti-interference test device of fingerprint chip according to claim 1, which is characterized in that the clamping device packet
Include the fixed frame (9) for being rotatably connected on hydraulic cylinder (10) upper end, one end far from hydraulic cylinder (10) on the fixed frame (9)
Equipped with groove, discontinuous jammer (7) are equipped in the groove, through equipped with pull rod (6), institute on the side wall of the fixed frame (9)
It states one end that pull rod (6) is located in groove to be fixedly connected with pressing plate (17), the pressing plate (17) offsets with discontinuous jammer (7).
5. a kind of anti-interference test device of fingerprint chip according to claim 1, which is characterized in that the hydraulic cylinder
(10) it can be just put into L-type resettlement groove with fixed frame (9).
6. a kind of anti-interference test device of fingerprint chip according to claim 3, which is characterized in that multiple dummy blocks
It (14) is that rubber pad is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920250206.8U CN209656852U (en) | 2019-02-28 | 2019-02-28 | A kind of anti-interference test device of fingerprint chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920250206.8U CN209656852U (en) | 2019-02-28 | 2019-02-28 | A kind of anti-interference test device of fingerprint chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209656852U true CN209656852U (en) | 2019-11-19 |
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ID=68525333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920250206.8U Active CN209656852U (en) | 2019-02-28 | 2019-02-28 | A kind of anti-interference test device of fingerprint chip |
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| Country | Link |
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| CN (1) | CN209656852U (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 |
-
2019
- 2019-02-28 CN CN201920250206.8U patent/CN209656852U/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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