CN107015033A - A kind of test device of memory card holder performance - Google Patents
A kind of test device of memory card holder performance Download PDFInfo
- Publication number
- CN107015033A CN107015033A CN201710285514.XA CN201710285514A CN107015033A CN 107015033 A CN107015033 A CN 107015033A CN 201710285514 A CN201710285514 A CN 201710285514A CN 107015033 A CN107015033 A CN 107015033A
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- CN
- China
- Prior art keywords
- memory card
- card holder
- test
- test device
- golden finger
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Classifications
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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
Abstract
The present invention relates to testing field, more particularly to a kind of test device of memory card holder performance.By being arranged on the memory card holder to be tested of upper bed-plate and being arranged on the FPC test-strips of lower bottom base, pressed in the presence of existing control device or lock out operation, when upper bed-plate and lower bottom base carry out stitching operation, FPC test-strips are electrically connected with metal clips, now reading device reads the data in storage card by metal clips, FPC test-strips, whether occurs the abnormal performance to judge memory card holder to be tested according to the data read.In test process; FPC test-strips are with memory card interface by the way of pressing; it is different from traditional plug-in card test; not only effectively reduce the abrasion of contact jaw; avoid causing hardware to consume; and the step of card, card taking, pressing protection cap need not be put, only need to simply press upper bed-plate and lower bottom base, thus lifting testing efficiency.
Description
Technical field
The present invention relates to testing field, more particularly to a kind of test device of memory card holder performance.
Background technology
At present, storage card is used as storage medium using flash memory, it is already possible to increasing information is stored, as portable
Indispensable part in information equipment.Therefore in portable information device, such as mobile phone, personal digital assistant (PDA,
Personal Digital Assistance) etc. be widely used.Existing storage card can include：Safe digital
(SD, Securedigital) card, subscriber identification module (SIM, Subscriber Identify Module) card, multimedia card
(MMC, Multi-Media Card) etc..
Storage card can be connected by memory card holder (alternatively referred to as card holder connector) with portable information device, by inciting somebody to action
Storage card is inserted into memory card holder, then by memory card holder on the portable information device, thus realize storage card with
The connection of portable information device.Therefore the test to memory card holder performance is particularly important, particularly in financial payment
Field, if exception occurs in memory card holder, may make loss of data in financial transaction, error etc. cause transaction not enter
OK.
The method that memory card holder performance test is used is mainly at present and directly treated the insertion of standard compliant storage card
The memory card holder of test, the data in storage card are read by the portable information device being connected with memory card holder, according to
Whether the data read there are the abnormal performance to judge memory card holder, but Shortcomings：
1st, most of memory card holder is all clamshell, as non-plug-in type deck, it is necessary to by operating personnel first by deck
Protection cap raise again to snap fits into storage and can carry out corresponding functional test, after test terminates and perform card taking, pressing and protect
The action of protecting cover, considerable cost of labor can be equally lost in when largely repeating by seeming a simple motion, necessarily
The quick test of product high-volume is govern in degree；
2nd, memory card holder is in itself there is also certain service life, and operating personnel are after frequently continuous work, very
Hardly possible subjectively ensures to memory card holder flip, presses this uniformity and continuity for acting, thus may cause storage card
Therefore the damage of deck in itself, more add people's material resources input that product is reprocessed；
3rd, storage card is frequently picked and placeed during whole operation, and therefore the golden finger contact jaw of storage card also has very great Cheng
The abrasion of degree, most causes storage card test failure at last, virtually also increases a number of test consumables cost.
The content of the invention
The technical problems to be solved by the invention are：A kind of test device of efficient memory card holder performance is provided.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of test device of memory card holder performance, including upper bed-plate and lower bottom base；
The upper bed-plate is provided with memory card holder to be tested, and the memory card holder is included with reading data in storage card
Reading device electrical connection metal clips；
The lower bottom base is provided with FPC test-strips, when carrying out stitching operation for upper bed-plate and lower bottom base, with metal clips electricity
Connection；The FPC test-strips are provided with the storage card being electrically connected.
The beneficial effects of the present invention are：
A kind of test device for memory card holder performance that the present invention is provided, is deposited by being arranged on the to be tested of upper bed-plate
Card storage deck and the FPC test-strips for being arranged on lower bottom base, are pressed or are separated in the presence of existing control device
Operation, when upper bed-plate and lower bottom base progress stitching operation, FPC test-strips are electrically connected with metal clips, and now reading device passes through
Whether metal clips, FPC test-strips read the data in storage card, occurred according to the data read abnormal to be measured to judge
The performance of the memory card holder of examination.In test process, FPC test-strips by the way of pressing, are different from memory card interface
Traditional plug-in card test, not only effectively reduces the abrasion of contact jaw, it is to avoid cause hardware to consume, and need not put card, card taking, pressure
The step of closing protection cap, only need to simply press upper bed-plate and lower bottom base, thus lifting testing efficiency, further, by original
This metal clips directly contacts electrical connection with storage card and is changed to indirect electrical connection, and storage card is to be fixedly connected with FPC test-strips,
Therefore it is effectively reduced the damage of storage card.
Brief description of the drawings
Fig. 1 is the structural representation of the test device of the memory card holder performance of the present invention；
Label declaration：
1st, lower bottom base；11st, FPC test-strips；111st, golden finger area；1111st, golden finger；112nd, mounting hole；113rd, position
Hole；12nd, mounting blocks；121st, bar shaped boss；1211st, first side；
1212nd, second side；122nd, locating dowel；123rd, screw hole；124th, strip through-hole；125th, guide shaft；126th, baffle plate；
1261st, rake；13rd, installation portion.
Embodiment
To describe technology contents, the objects and the effects of the present invention in detail, below in conjunction with embodiment and coordinate attached
Figure is explained.
The design of most critical of the present invention is：By being arranged on the memory card holder to be tested of upper bed-plate and being arranged on
The FPC test-strips of lower bottom base, are pressed or lock out operation in the presence of existing control device, and reading device passes through gold
Whether category shell fragment, FPC test-strips read the data in storage card, occurred according to the data read abnormal to be tested to judge
Memory card holder performance.
It refer to Fig. 1, a kind of test device for memory card holder performance that the present invention is provided, including upper bed-plate and lower bottom base
1；
The upper bed-plate is provided with memory card holder to be tested, and the memory card holder is included with reading data in storage card
Reading device electrical connection metal clips；
The lower bottom base 1 is provided with FPC test-strips 11, when carrying out stitching operation for upper bed-plate and lower bottom base, with metal elastic
Piece is electrically connected；The FPC test-strips 11 are provided with the storage card being electrically connected.
It was found from foregoing description, the beneficial effects of the present invention are：
A kind of test device for memory card holder performance that the present invention is provided, is deposited by being arranged on the to be tested of upper bed-plate
Card storage deck and the FPC test-strips for being arranged on lower bottom base, are pressed or are separated in the presence of existing control device
Operation, when upper bed-plate and lower bottom base progress stitching operation, FPC test-strips are electrically connected with metal clips, and now reading device passes through
Whether metal clips, FPC test-strips read the data in storage card, occurred according to the data read abnormal to be measured to judge
The performance of the memory card holder of examination.In test process, FPC test-strips by the way of pressing, are different from memory card interface
Traditional plug-in card test, not only effectively reduces the abrasion of contact jaw, it is to avoid cause hardware to consume, and need not put card, card taking, pressure
The step of closing protection cap, only need to simply press upper bed-plate and lower bottom base, thus lifting testing efficiency, further, by original
This metal clips directly contacts electrical connection with storage card and is changed to indirect electrical connection, and storage card is to be fixedly connected with FPC test-strips,
Therefore it is effectively reduced the damage of storage card.
Further, the memory card holder is arranged on upper bed-plate lower surface, and the FPC test-strips are arranged on lower bottom base
Surface, the memory card holder is oppositely arranged with FPC test-strips.
Seen from the above description, in a specific embodiment, memory card holder is arranged on upper bed-plate lower surface, FPC tests
Bar is arranged on lower bottom base upper surface, when control device control upper bed-plate is pushed, Up/down base pressing, now in memory card holder
Metal clips will be contacted with the golden finger area of FPC test-strips, formed electrical connection, be easy to test operation.
Further, the lower bottom base 1 is provided with the mounting blocks 12 for being used for fixing FPC test-strips；Set on the mounting blocks
There are bar shaped boss 121, locating dowel 122 and screw hole 123, the both sides of the bar shaped boss 121 are equipped with locating dowel 122 and screw
Hole 123.
Seen from the above description, in a specific embodiment, mounting blocks are mounted on the upper surface of lower bottom base, mounting blocks
It is used for for fixing the bar shaped boss on FPC test-strips, mounting blocks against the golden finger area in FPC test-strips so that golden hand
Refer to region more to protrude, it is to avoid when upper bed-plate and lower bottom base pressing, the phenomenon such as golden finger area is recessed cause golden finger area without
Method is contacted with metal clips, and then influences test；Locating dowel on mounting blocks is for giving the positioning of FPC test-strips, being specifically
By setting the positioning hole of correspondence locating dowel size in FPC test-strips, locating dowel passes through positioning hole, realizes that position is accurately fixed
Position；Screw hole on mounting blocks is used for installing fixed FPC test-strips, and mounting hole is set particular by FPC test-strips,
Screw is connected through mounting hole with screw hole, is then locked, you can FPC test-strips is fixed on mounting hole, it is to avoid to test
Journey shifts, and causes the golden finger in golden finger area can not be accurately aimed at metal clips.
Further, the quantity of the locating dowel 122 of the side of the bar shaped boss 121 is one, the quantity of screw hole 123
For two, locating dowel 122 is located between two screw holes 123.
Seen from the above description, in a specific embodiment, four screw holes are set altogether in the both sides of bar shaped boss, can be true
Insurance money finger areas face is smooth, and the phenomenons such as tilting, bending are not had, beneficial to the contraposition of golden finger area and memory card interface, with
And two locating dowels are set, it is engaged with positioning hole, determines a line according to 2 points, can prevent FPC test-strips from shifting, enter
One step determines the position of test-strips, lifts the accuracy of test.
Further, fixed intervals are provided between the locating dowel 122 and bar shaped boss 121；The locating dowel 122 and bar
Fixed intervals between shape boss 121 are 5mm.
Further, fixed intervals are provided between the screw hole 123 and bar shaped boss 121；The screw hole 123 and bar
Fixed intervals between shape boss 121 are 5mm.
From the description above, in a specific embodiment, the fixed intervals between locating dowel and bar shaped boss are
5mm, the fixed intervals between screw hole and bar shaped boss are 5mm, and the golden finger in golden finger area will not be caused during installation
Compressing, and golden finger is broken, and can make golden finger more flexible provided with fixed intervals.
Further, it is used for the metal with memory card holder to be tested at least provided with one in the FPC test-strips 11
The golden finger area 111 of shell fragment electrical connection, the both sides of the golden finger area 111 be equipped with mounting hole 112 and with locating dowel 122
The positioning hole 113 being adapted；
The golden finger area 111 is resisted against on bar shaped boss；Screw is connected through mounting hole 112 with screw hole 123, is made
FPC test-strips are fixed on mounting blocks 12.
From the description above, in a specific embodiment, FPC test-strips are used as the transition vector of information exchange, FPC
One end (non-golden finger area) of test-strips is connected with storage card, and golden finger area is by setting cabling on the test strip with depositing
Card storage is electrically connected, and wherein mounting hole and positioning hole are matched with above-mentioned mounting blocks, and FPC test-strips can be made accurately to be fixed on
On mounting blocks.
Further, the bar shaped boss and the area of the contact surface of golden finger area and the area phase of golden finger area
Deng.
From the description above, in a specific embodiment, the area of the contact surface of bar shaped boss and golden finger area
With the area equation of golden finger area, in fact the area of contact surface can also be more than golden finger area area, mainly make gold
Finger areas is all located on the upper surface of bar shaped boss, is so designed, and the golden finger in golden finger area is difficult to lose.
Further, the two ends of the bar shaped boss are respectively equipped with the extension perpendicular to bar shaped boss upper surface, described
Golden finger area is located between two extensions.
From the description above, in a specific embodiment, two extensions play spacing effect, golden finger area
Between two extensions, during installation, the positioning of locating dowel and positioning hole is first passed through, in conjunction with whether two can be assembled to
Determine whether to produce skew between extension, and then set the two extensions to be the accuracy positioned for erection ＆ lift.
Further, the bar shaped boss 121 includes the first side extended respectively by bar shaped boss upper surface opposite sides
Face 1211 and second side 1212, the first side 1211 and bar shaped boss upper surface are perpendicular, the second side 1212
It is obtuse angle with angle formed by bar shaped boss upper surface.
Further, multiple golden fingers 1111 being parallel to each other are provided with the golden finger area 111, the golden finger is
Rectangle, the length of the golden finger is more than twice of width.
From the description above, due to that when metal clips is contacted with golden finger area, can be caused to golden finger area
Stress, easily causes golden finger fracture or loses, therefore the length of extension golden finger, can strengthen the toughness of golden finger, test
Cheng Zhong, golden finger can bear a certain degree of flexural deformation, accordingly ensure that test is effectively carried out.
Further, the length of the golden finger is 2.5mm, and the width of the golden finger is 0.8mm.
From the description above, the length of golden finger is 2.5mm, and the length of conventional golden finger is 0.8mm, than conventional
Golden finger increase 1.7mm, reason is：When metal clips is contacted with golden finger area, due to golden finger and wiring
Between have a transition change region, the region is more sensitive for stress, easily snaps off, therefore by golden finger extension, makes
The weak section of printed board is away from metal clips contact position.
Further, two neighboring golden finger at intervals of 0.3mm.
Further, the centre-to-centre spacing of two neighboring golden finger and the centre-to-centre spacing phase of the adjacent metal shell fragment on memory card holder
Deng.
From the description above, the adjacent golden finger centre-to-centre spacing of FPC lines and the center of the adjacent shell fragment in memory card holder
Away from consistent (about 1.1mm), in order to meet the reliability that golden finger and shell fragment are effectively contacted, while preventing the factors such as structural member tolerance
Or the contactless risk of adjacent golden finger may be caused, golden finger width and adjacent slits are respectively set to 0.8mm, 0.3mm.
Further, the golden finger includes contact site and conducting part, and the contact site is remote on golden finger deposits
The region of card storage, the conducting part is the region on golden finger close to storage card, and positioned between contact site and storage card.
From the description above, golden finger is effectively divided, is divided into contact site and conducting part, wherein contact site just
It is the region for being contacted with the metal clips in memory card holder, and the contact site is away from storage card on golden finger
Region, the stress to golden finger and wiring junction is effectively reduced, and then weaken damage to junction, so that it is guaranteed that surely
Fixed communication.
Further, the conducting part is provided with overlay film coating.
From the description above, by being provided with overlay film coating on conducting part, enter once to be lifted the strong of the transitional region
Degree, it is ensured that stable communication.
Further, the mounting blocks 12 are provided with the strip through-hole 124 passed through for FPC test-strips 11.
Further, the strip through-hole position that correspondence is located on mounting blocks on the lower bottom base 1 is provided with wears for FPC test-strips
The strip through-hole crossed, the radical length of the strip through-hole on lower bottom base is more than the radial direction for the strip through-hole being located on mounting blocks
Length.
From the description above, when FPC test-strips are installed, first pass through above-mentioned screw and fix FPC test-strips, FPC is surveyed
Strip remainder is drawn through the strip through-hole on mounting blocks, then by the strip through-hole on lower bottom base, can be avoided because FPC is surveyed
Strip is long, and influences test process.And the radical length of the strip through-hole on lower bottom base, which is more than, to be located on mounting blocks
Strip through-hole radical length, can make in mounting blocks moving process, the strip through-hole that FPC test-strips can be on lower bottom base horizontal
To movement.
Further, in addition to the guide shaft 125 parallel with bar shaped boss；The upper surface of the lower bottom base 1 correspondence guide shaft two ends
Position is respectively equipped with an installation portion 13, and the two ends of guide shaft 125 are connected with two installation portions 13 respectively；The mounting blocks 12 with
The slidable connection of guide shaft 125.
From the description above, the through hole extended transversely through is provided with the bottom of mounting blocks, is set on guide shaft, you can edge
Guide shaft is slided.
Further, the quantity of the guide shaft 125 is more than two and arranged in parallel.
From the description above, the quantity of guide shaft is for more than two and arranged in parallel, and mounting blocks can be made to install more
Plus stably.
Further, the installation portion 13 is perpendicular to the upper surface of lower bottom base 1.
Further, the installation portion is provided with through hole, and the two ends of the guide shaft are connected with two through holes respectively.
From the description above, the two ends of the guide shaft are connected with two through holes respectively, are led to equivalent to being erected at two
Kong Shang, is easy to dismounting.
Further, correspondence bar shaped boss end positions are provided with two baffle plates 126 being oppositely arranged on the mounting blocks 12,
The upper end of baffle plate 126 is provided with rake 1261；Baffle position on the upper bed-plate lower surface correspondence mounting blocks is provided with two
Projection, when carrying out stitching operation for upper bed-plate and lower bottom base, projection is contacted with rake so that mounting blocks are sliding on guide shaft
It is dynamic.
From the description above, pushed by upper bed-plate, the memory card holder on upper bed-plate is with pushing, thereon
Two projections can be contacted with mounting blocks by the rake of two baffle plates thereon, in the presence of lower pressure, mounting blocks because
To push the force constituent that power is acted on rake, mounting blocks are promoted to be moved on guide shaft, so as to overcome complete machine to fill
With deviation and SMT paster deviations, the metal clips on memory card holder is set accurately to touch on golden finger, realization automatically adjusts essence
Quasi- contraposition.Mounting blocks can be tilted into guide shaft one end in addition to set so that mounting blocks are to that can return to initial position after bit test.
Further, minimum range of the distance between two projections between two baffle plates is equal.
From the description above, when the minimum range between the distance between two projections and two baffle plates is equal,
As long as two projections are by the minimum range between two baffle plates, illustrate that contraposition is completed, and align accurately, will not occur again partially
Move.
Further, the projection is provided with the rake for being used for being in contact with the rake on baffle plate.
Further, on the baffle plate rake is inwardly rolled tiltedly, and the rake on the projection is tilted laterally.
From the description above, correspondence on projection is designed to skewed so that projection is contacted with baffle plate formation face, can
Improve contraposition degree of regulation.
Fig. 1 is refer to, embodiments of the invention one are：
A kind of test device for memory card holder performance that the present invention is provided, including upper bed-plate and lower bottom base；
The upper bed-plate is provided with memory card holder to be tested, and the memory card holder is included with reading data in storage card
Reading device electrical connection metal clips；The lower bottom base is provided with FPC test-strips, is pressed for upper bed-plate and lower bottom base
During operation, electrically connected with metal clips；The FPC test-strips are provided with the storage card being electrically connected.Set on the lower bottom base
There are the mounting blocks for fixing FPC test-strips；The mounting blocks are provided with bar shaped boss, locating dowel and screw hole, the bar shaped
The both sides of boss are equipped with locating dowel and screw hole.
Wherein mounting blocks are mounted on the upper surface of lower bottom base, and mounting blocks are used for fixing on FPC test-strips, mounting blocks
Bar shaped boss is used for against the golden finger area in FPC test-strips so that golden finger area is more protruded, it is to avoid upper bed-plate is with
When base is pressed, golden finger area is recessed etc., and phenomenon causes golden finger area can not be contacted with metal clips, and then influences test；
Locating dowel on mounting blocks is for giving the positioning of FPC test-strips, particular by the setting correspondence locating dowel in FPC test-strips
The positioning hole of size, locating dowel passes through positioning hole, realizes that position is accurately positioned；Screw hole on mounting blocks is used for installing fixation
FPC test-strips, particular by mounting hole is set in FPC test-strips, screw is connected through mounting hole with screw hole, then
Locking, you can make FPC test-strips be fixed on mounting hole, it is to avoid test process shifts, cause the gold in golden finger area
Finger can not be accurately aimed at metal clips.
Seen from the above description：By being arranged on the memory card holder to be tested of upper bed-plate and being arranged on lower bottom base
FPC test-strips, are pressed or lock out operation in the presence of control device, and reading device is tested by metal clips, FPC
Bar reads the data in storage card, whether occurs exception according to the data read to judge memory card holder to be tested
Performance.
Embodiments of the invention two are：
On the basis of embodiment one, further the concrete structure of FPC test-strips is defined, is specially：The FPC
It is described at least provided with a golden finger area for being electrically connected with the metal clips of memory card holder to be tested in test-strips
The both sides of golden finger area are equipped with mounting hole and the positioning hole being adapted with locating dowel；The golden finger area is resisted against bar shaped
On boss；Screw is connected through mounting hole with screw hole, FPC test-strips is fixed on mounting blocks.
From the description above, FPC test-strips are used as the transition vector of information exchange, one end (non-gold of FPC test-strips
Finger areas) storage card is connected with, golden finger area is by setting cabling on the test strip to be electrically connected with storage card, wherein pacifying
Filling hole and positioning hole is matched with above-mentioned mounting blocks, and FPC test-strips can be made accurately to be fixed on mounting blocks.
Embodiments of the invention three are：
On the basis of embodiment two, further the concrete structure of bar shaped boss is defined, is specially：The bar shaped
The area equation of the area and golden finger area of boss and the contact surface of golden finger area.In real process, the face of contact surface
Product can also be more than the area of golden finger area, golden finger area is all located on the upper surface of bar shaped boss, so
Golden finger in design, golden finger area is difficult to lose.
The two ends of the bar shaped boss are respectively equipped with the extension perpendicular to bar shaped boss upper surface, the golden finger area
Between two extensions.Two extensions play spacing effect, and golden finger area is located between two extensions, installs
When, first pass through the positioning of locating dowel and positioning hole, in conjunction with whether can be assembled between two extensions determine whether production
Raw skew, and then set the two extensions to be the accuracy positioned for erection ＆ lift.
Embodiments of the invention four are：
On the basis of embodiment two, further the concrete structure of bar shaped boss is defined, is specially：
The bar shaped boss includes the first side and second side extended respectively by bar shaped boss upper surface opposite sides,
The first side and bar shaped boss upper surface are perpendicular, and the second side is blunt with angle formed by bar shaped boss upper surface
Angle.Golden finger in FPC test-strips is located in second side with the cabling in test-strips, by second side and bar shaped boss
Angle is designed as obtuse angle formed by upper surface, illustrates two face out of plumb, can weaken to golden finger and cabling junction because of bending
The active force of generation, it is ensured that normal data is interacted.
Multiple golden fingers being parallel to each other are provided with the golden finger area, the golden finger is rectangle, the golden hand
The length of finger is more than twice of width.Due to that when metal clips is contacted with golden finger area, can cause to answer to golden finger area
Power, easily causes golden finger fracture or loses, therefore the length of extension golden finger, can strengthen the toughness of golden finger, in test process
In, golden finger can bear a certain degree of flexural deformation, accordingly ensure that test is effectively carried out.
Embodiments of the invention five are：
On the basis of example IV, further the concrete structure of golden finger area is defined, is specially：
1st, the length of the golden finger is 2.5mm, and the width of the golden finger is between 0.8mm, two neighboring golden finger
It is divided into 0.3mm.The length for wherein commonly using golden finger is 0.8mm, and this programme increases 1.7mm than conventional golden finger, and reason exists
In：When metal clips is contacted with golden finger area, due to having a transition change region, the region between golden finger and wiring
It is more sensitive for stress, easily snap off, therefore by golden finger extension, make the weak section of printed board away from metal clips
Contact position.
2nd, the centre-to-centre spacing of two neighboring golden finger is equal with the centre-to-centre spacing of the adjacent metal shell fragment on memory card holder.FPC
The adjacent golden finger centre-to-centre spacing of line is consistent (about 1.1mm) with the centre-to-centre spacing of the adjacent shell fragment in memory card holder, in order to meet golden hand
Refer to the reliability effectively contacted with shell fragment, while preventing the factors such as structural member tolerance or adjacent golden finger may be caused contactless
Risk, 0.8mm, 0.3mm are respectively set to by golden finger width and adjacent slits.
3rd, the golden finger includes contact site and conducting part, and the contact site is the area away from storage card on golden finger
Domain, the conducting part is the region on golden finger close to storage card, and positioned between contact site and storage card.To golden finger
Effectively divided, be divided into contact site and conducting part, wherein contact site is exactly for being connect with the metal clips in memory card holder
Tactile region, and the contact site is the region away from storage card on golden finger, is effectively reduced to golden finger and wiring
The stress of junction, and then weaken the damage to junction, so that it is guaranteed that stable communication.
4th, the conducting part is provided with overlay film coating.By being provided with overlay film coating on conducting part, enter once to be lifted the mistake
Cross the intensity in region, it is ensured that stable communication.
Embodiments of the invention six are：
On the basis of embodiment one, further the concrete structure of mounting blocks and lower bottom base is defined, is specially：
The mounting blocks are provided with the strip through-hole passed through for FPC test-strips.Correspondence is located at mounting blocks on the lower bottom base
On strip through-hole position be provided with the strip through-hole passed through for FPC test-strips, the radial direction of the strip through-hole on lower bottom base is long
Degree is more than the radical length for the strip through-hole being located on mounting blocks.When FPC test-strips are installed, first pass through above-mentioned screw and fix
FPC test-strips, FPC test-strips remainder is through the strip through-hole on mounting blocks, then is drawn by the strip through-hole on lower bottom base
Go out, can avoid because FPC test-strips are long, and influence test process.And the radical length of the strip through-hole on lower bottom base
More than the radical length of the strip through-hole on mounting blocks, mounting blocks moving process can be made, FPC test-strips can be in lower bottom base
On strip through-hole in transverse shifting.
Embodiments of the invention seven are：
On the basis of embodiment one, further the mounting structure of mounting blocks is defined, is specially：
Also include the guide shaft parallel with bar shaped boss；The lower bottom base upper surface correspondence guide shaft end positions are respectively equipped with one
Individual installation portion, the guide shaft two ends are connected with two installation portions respectively；The mounting blocks and guide shaft slidable connection.In mounting blocks
Bottom be provided with the through hole that extends transversely through, be set on guide shaft, you can slided along guide shaft.The quantity of the guide shaft is more than two
And it is arranged in parallel, it can install mounting blocks and more stablize.The installation portion is perpendicular to lower bottom base upper surface.The installation portion
Through hole is provided with, the two ends of the guide shaft are connected with two through holes respectively, equivalent to being erected on two through holes, is easy to dismounting.
Embodiments of the invention eight are：
On the basis of embodiment seven, further the concrete structure of mounting blocks is defined, is specially：
Correspondence bar shaped boss end positions are provided with two baffle plates being oppositely arranged on the mounting blocks, and the baffle plate upper end is set
There is rake；Baffle position on the upper bed-plate lower surface correspondence mounting blocks is provided with two projections, for upper bed-plate and bottom
When seat carries out stitching operation, projection is contacted with rake so that mounting blocks are slided on guide shaft.Pushed, be located at by upper bed-plate
Memory card holder on upper bed-plate is with pushing, and two projections thereon can be with inclination of the mounting blocks by two baffle plates thereon
Portion is contacted, in the presence of lower pressure, and mounting blocks promote mounting blocks because pushing the force constituent that power is acted on rake
Moved on guide shaft, so as to overcome final assembly deviation and SMT paster deviations, make the metal clips on memory card holder accurate
Really touch on golden finger, realization automatically adjusts accurate contraposition.Mounting blocks can be tilted into guide shaft one end in addition to set so that install
Block is to that can return to initial position after bit test.
Minimum range of the distance between two projections between two baffle plates is equal.As long as two projections pass through two gears
Minimum range between plate, illustrates that contraposition is completed, and aligns accurately, will not shift again.
The projection is provided with the rake for being used for being in contact with the rake on baffle plate.Rake on the baffle plate to
Inner side is tilted, and the rake on the projection is tilted laterally.Correspondence on projection is designed to skewed so that projection and baffle plate
Formation face is contacted, and can improve contraposition degree of regulation.
In summary, the test device for a kind of memory card holder performance that the present invention is provided, by being arranged on upper bed-plate
Memory card holder to be tested and the FPC test-strips for being arranged on lower bottom base, are pressed in the presence of existing control device
Close or lock out operation, when upper bed-plate and lower bottom base progress stitching operation, FPC test-strips are electrically connected with metal clips, are now read
Take device to read the data in storage card by metal clips, FPC test-strips, whether exception occur according to the data read
To judge the performance of memory card holder to be tested.In test process, FPC test-strips and side of the memory card interface using pressing
Formula, is different from traditional plug-in card test, not only effectively reduces the abrasion of contact jaw, it is to avoid cause hardware to consume, and need not put
The step of card, card taking, pressing protection cap, upper bed-plate and lower bottom base, thus lifting testing efficiency only need to be simply pressed, enters one
Step, electrical connection is directly contacted with storage card by the metal clips of script and is changed to indirect electrical connection, storage card is with FPC test-strips
It is fixedly connected, therefore is effectively reduced the damage of storage card.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalents that bright specification and accompanying drawing content are made, or the technical field of correlation is directly or indirectly used in, similarly include
In the scope of patent protection of the present invention.
Claims (26)
1. a kind of test device of memory card holder performance, it is characterised in that including upper bed-plate and lower bottom base；
The upper bed-plate is provided with memory card holder to be tested, and the memory card holder includes the reading with reading data in storage card
The metal clips for taking device to electrically connect；
The lower bottom base is provided with FPC test-strips, when carrying out stitching operation for upper bed-plate and lower bottom base, is electrically connected with metal clips
Connect；The FPC test-strips are provided with the storage card being electrically connected.
2. the test device of memory card holder performance according to claim 1, it is characterised in that the memory card holder is set
Put in upper bed-plate lower surface, the FPC test-strips are arranged on lower bottom base upper surface, the memory card holder and FPC test-strips phases
To setting.
3. the test device of memory card holder performance according to claim 1, it is characterised in that the lower bottom base is provided with
Mounting blocks for fixing FPC test-strips；The mounting blocks are provided with bar shaped boss, locating dowel and screw hole, and the bar shaped is convex
The both sides of platform are equipped with locating dowel and screw hole.
4. the test device of memory card holder performance according to claim 3, it is characterised in that the one of the bar shaped boss
The quantity of the locating dowel of side is one, and the quantity of screw hole is two, and locating dowel is located between two screw holes.
5. the test device of memory card holder performance according to claim 4, it is characterised in that the locating dowel and bar shaped
Fixed intervals are provided between boss；Fixed intervals between the locating dowel and bar shaped boss are 5mm.
6. the test device of memory card holder performance according to claim 4, it is characterised in that the screw hole and bar shaped
Fixed intervals are provided between boss；Fixed intervals between the screw hole and bar shaped boss are 5mm.
7. the test device of memory card holder performance according to claim 3, it is characterised in that in the FPC test-strips
At least provided with one for the golden finger area electrically connected with the metal clips of memory card holder to be tested, the golden finger area
The both sides in domain are equipped with mounting hole and the positioning hole being adapted with locating dowel；
The golden finger area is resisted against on bar shaped boss；Screw is connected through mounting hole with screw hole, fixes FPC test-strips
On mounting blocks.
8. the test device of memory card holder performance according to claim 7, it is characterised in that the bar shaped boss and gold
The area of the contact surface of finger areas and the area equation of golden finger area.
9. the test device of memory card holder performance according to claim 8, it is characterised in that the two of the bar shaped boss
End is respectively equipped with the extension perpendicular to bar shaped boss upper surface, and the golden finger area is located between two extensions.
10. the test device of memory card holder performance according to claim 7, it is characterised in that the bar shaped boss bag
Include the first side and second side extended respectively by bar shaped boss upper surface opposite sides, the first side and bar shaped boss
Upper surface is perpendicular, and the second side and angle formed by bar shaped boss upper surface are obtuse angle.
11. the test device of memory card holder performance according to claim 10, it is characterised in that the golden finger area
Interior to be provided with multiple golden fingers being parallel to each other, the golden finger is rectangle, and the length of the golden finger is more than twice of width.
12. the test device of memory card holder performance according to claim 11, it is characterised in that the length of the golden finger
Spend for 2.5mm, the width of the golden finger is 0.8mm.
13. the test device of memory card holder performance according to claim 11, it is characterised in that two neighboring golden finger
At intervals of 0.3mm.
14. the test device of memory card holder performance according to claim 11, it is characterised in that two neighboring golden finger
Centre-to-centre spacing it is equal with the centre-to-centre spacing of the adjacent metal shell fragment on memory card holder.
15. the test device of memory card holder performance according to claim 11, it is characterised in that the golden finger includes
Contact site and conducting part, the contact site are the region away from storage card on golden finger, and the conducting part is positioned at golden hand
Close to the region of storage card on finger, and positioned between contact site and storage card.
16. the test device of memory card holder performance according to claim 15, it is characterised in that set on the conducting part
There is overlay film coating.
17. the test device of memory card holder performance according to claim 3, it is characterised in that set on the mounting blocks
There is the strip through-hole passed through for FPC test-strips.
18. the test device of memory card holder performance according to claim 17, it is characterised in that right on the lower bottom base
The strip through-hole position that should be located on mounting blocks is provided with the strip through-hole passed through for FPC test-strips, the bar shaped on lower bottom base
The radical length of through hole is more than the radical length for the strip through-hole being located on mounting blocks.
19. the test device of memory card holder performance according to claim 3, it is characterised in that also including convex with bar shaped
The parallel guide shaft of platform；The lower bottom base upper surface correspondence guide shaft end positions are respectively equipped with an installation portion, the guide shaft two ends
It is connected respectively with two installation portions；The mounting blocks and guide shaft slidable connection.
20. the test device of memory card holder performance according to claim 19, it is characterised in that the quantity of the guide shaft
It is for more than two and arranged in parallel.
21. the test device of memory card holder performance according to claim 19, it is characterised in that the installation portion is vertical
In lower bottom base upper surface.
22. the test device of memory card holder performance according to claim 19, it is characterised in that set on the installation portion
There is through hole, the two ends of the guide shaft are connected with two through holes respectively.
23. the test device of memory card holder performance according to claim 19, it is characterised in that right on the mounting blocks
Bar shaped boss end positions are answered to be provided with two baffle plates being oppositely arranged, the baffle plate upper end is provided with rake；Under the upper bed-plate
Baffle position on the correspondence mounting blocks of surface is provided with two projections, when carrying out stitching operation for upper bed-plate and lower bottom base, projection
Contacted with rake so that mounting blocks are slided on guide shaft.
24. the test device of memory card holder performance according to claim 23, it is characterised in that between two projections
Minimum range between distance and two baffle plates is equal.
25. the test device of memory card holder performance according to claim 23, it is characterised in that the projection is provided with
For the rake being in contact with the rake on baffle plate.
26. the test device of memory card holder performance according to claim 25, it is characterised in that inclining on the baffle plate
Inclined portion is inwardly rolled tiltedly, and the rake on the projection is tilted laterally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710285514.XA CN107015033A (en) | 2017-04-27 | 2017-04-27 | A kind of test device of memory card holder performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710285514.XA CN107015033A (en) | 2017-04-27 | 2017-04-27 | A kind of test device of memory card holder performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107015033A true CN107015033A (en) | 2017-08-04 |
Family
ID=59447108
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710285514.XA Pending CN107015033A (en) | 2017-04-27 | 2017-04-27 | A kind of test device of memory card holder performance |
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| Country | Link |
|---|---|
| CN (1) | CN107015033A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113470722A (en) * | 2020-03-31 | 2021-10-01 | 美光科技公司 | Interconnected command/address resources |
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Application publication date: 20170804 |
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