CN107884658A - A kind of detection means of metal chassis conduction - Google Patents
A kind of detection means of metal chassis conduction Download PDFInfo
- Publication number
- CN107884658A CN107884658A CN201610877830.1A CN201610877830A CN107884658A CN 107884658 A CN107884658 A CN 107884658A CN 201610877830 A CN201610877830 A CN 201610877830A CN 107884658 A CN107884658 A CN 107884658A
- Authority
- CN
- China
- Prior art keywords
- indicator lamp
- detection means
- metal chassis
- signal circuit
- casing positioning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Casings For Electric Apparatus (AREA)
- Elimination Of Static Electricity (AREA)
Abstract
The embodiment of the invention discloses a kind of detection means of metal chassis conduction, for improving the product qualification rate of metal chassis component.Detection means of the embodiment of the present invention includes：Casing positioning fixture and indicator lamp signal circuit, indicator lamp signal circuit are located on casing positioning fixture, and indicator lamp signal circuit includes indicator lamp；Metal chassis is put into casing positioning fixture by orientation, metal chassis is accessed the indicator lamp signal circuit；When casing positioning fixture clamps metal chassis, the grounding elastic part top of numbering is to metal shell, make the indicator lamp signal circuit of reference numeral in an ON state, if the indicator lamp of reference numeral is lighted, then it represents that turned on the corresponding grounding elastic part of indicator lamp numbering with metal shell.Whether the embodiment of the present invention can be lighted according to indicator lamp, judge whether each grounding elastic part turns on one by one with metal shell, be reprocessed by numbering to pick out the grounding elastic part being not switched on corresponding to indicator lamp, to lift the product qualification rate of metal chassis component.
Description
Technical field
The present invention relates to field of terminal technology, more particularly to a kind of detection means of metal chassis conduction.
Background technology
At present, with the development of society, the use of mobile phone is popularized very much, requirement more and more higher of the people to mobile phone,
In order to pursue more preferable using effect and appearance, increasing producer uses metal as phone housing.
The metal chassis of mobile phone generally comprises：The metal plastic one casing or steel disc of nanometer injection molding and plastic cement dispensing
With reference to casing, grounding elastic part, decoration, auxiliary material etc..When designing mobile phone metal shell structure, to prevent metal shell electrostatic charge
Accumulation influences circuit and radio-frequency antenna performance, generally use are grounded by shell fragment.
During reality is manufactured, shell fragment Earthing Reliability is unstable, grounding elastic part and metal shell hot-melt adhesive paste,
Whether grounding elastic part and metal shell are turned in the presence of uncertain, when grounding elastic part and metal shell are not turned on, then the metal
Casing is not turned on, and the metal chassis is substandard product, reduces the product qualification rate of metal chassis component.
The content of the invention
The embodiments of the invention provide a kind of detection means of metal chassis conduction, for improving the product of metal chassis
Qualification rate.
In view of this, first aspect present invention provides a kind of detection means of metal chassis conduction, the metal machine
Shell includes metal shell and grounding elastic part, and the detection means includes：Casing positioning fixture and indicator lamp signal circuit, the finger
Show that modulating signal circuit is located on the casing positioning fixture, the indicator lamp signal circuit includes indicator lamp；By the metal machine
Shell is put into the casing positioning fixture by orientation, the metal chassis is accessed the indicator lamp signal circuit；Described
When casing positioning fixture clamps the metal chassis, the grounding elastic part top of numbering to the metal shell, make the finger of reference numeral
Show modulating signal circuit in an ON state, if the indicator lamp of reference numeral is lighted, then it represents that ground connection corresponding with indicator lamp numbering
Shell fragment turns on the metal shell.
With reference to the embodiment of the present invention in a first aspect, in the first implementation of first aspect of the embodiment of the present invention, institute
Stating casing positioning fixture includes casing positioning pedestal and casing positioning pressuring plate, and the indicator lamp signal circuit, which is located at the casing, to be determined
On the pedestal of position；The indicator lamp signal circuit also includes fore-set；The metal chassis is put into the casing by orientation to determine
Position pedestal, makes the metal chassis access the indicator lamp signal circuit；The casing positioning pressuring plate pushes down the metal chassis,
The fore-set is withstood on the grounding elastic part, makes the grounding elastic part top to the metal shell.
With reference to the implementation of the first situation of the first aspect of the embodiment of the present invention, in second of situation of first aspect
In, the casing positioning pedestal includes raised pressure-bearing platform and support platform, and the raised pressure-bearing platform is in the support
Above platform.
With reference to the embodiment of the present invention first aspect to second of implementation of first aspect in any implementation,
In the third implementation of first aspect of the embodiment of the present invention, the indicator lamp, the fore-set and the grounding elastic part
Quantity is identical.
With reference to the embodiment of the present invention first aspect to second of implementation of first aspect in any implementation,
In the 4th kind of implementation of first aspect of the embodiment of the present invention, the indicator lamp corresponds with the fore-set.
With reference to the embodiment of the present invention first aspect to second of implementation of first aspect in any implementation,
In the 5th kind of implementation of first aspect of the embodiment of the present invention, the indicator lamp is connected in series with the grounding elastic part.
With reference to the embodiment of the present invention first aspect to second of implementation of first aspect in any implementation,
In the 6th kind of implementation of first aspect of the embodiment of the present invention, parallel relationship each other between the indicator lamp, the ground connection
Parallel relationship each other between shell fragment.
With reference to the embodiment of the present invention first aspect to second of implementation of first aspect in any implementation,
In the 7th kind of implementation of first aspect of the embodiment of the present invention, the indicator lamp is light emitting diode.
With reference to the embodiment of the present invention first aspect to second of implementation of first aspect in any implementation,
In the 8th kind of implementation of first aspect of the embodiment of the present invention, the indicator lamp is located at the one of the raised pressure-bearing platform
Side.
With reference to the embodiment of the present invention first aspect to second of implementation of first aspect in any implementation,
In the 9th kind of implementation of first aspect of the embodiment of the present invention, the grounding elastic part is metal clips.
As can be seen from the above technical solutions, the embodiment of the present invention has advantages below：
In the embodiment of the present invention, detection means includes casing positioning fixture and indicator lamp signal circuit, instruction modulating signal electricity
Road is located on casing positioning fixture, and indicator lamp signal circuit includes indicator lamp；Metal chassis is put into casing by orientation to determine
Position fixture, metal chassis is set to access indicator lamp signal circuit；When casing positioning fixture clamps metal chassis, the ground connection bullet of numbering
Piece top makes the indicator lamp signal circuit of reference numeral in an ON state to metal shell, if the indicator lamp of reference numeral is lighted,
Then represent to turn on metal shell with the corresponding grounding elastic part of indicator lamp numbering.Whether lighted according to indicator lamp, can interpolate that gold
Whether each grounding elastic part turns on one by one with metal shell on category casing, is numbered by grounding elastic part corresponding to the indicator lamp of numbering
The grounding elastic part do not connected with metal shell is picked out and reprocessed, to lift the product qualification rate of metal chassis component.
Brief description of the drawings
Fig. 1 is the schematic rear view of metal chassis in the embodiment of the present invention；
Fig. 2 is the front schematic view of metal chassis in the embodiment of the present invention；
Fig. 3 is grounding elastic part and metal shell connection relationship diagram in the embodiment of the present invention；
Fig. 4 is a schematic diagram of casing positioning fixture positioning metal casing in the embodiment of the present invention；
One schematic diagram of indicator light circuit state when Fig. 5 is malcompression in the embodiment of the present invention；
Fig. 6 is another schematic diagram of casing positioning fixture positioning metal casing in the embodiment of the present invention
Fig. 7 is the schematic diagram that casing positioning fixture compresses metal chassis in the embodiment of the present invention；
Fig. 8 is another schematic diagram of circuit for lamp state when metal chassis compresses in the embodiment of the present invention.
Embodiment
The embodiments of the invention provide a kind of detection means of metal chassis conduction, for improving metal chassis component
Product qualification rate.
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, it should all belong to the model that the present invention protects
Enclose.
Term " first ", " second ", " the 3rd " in description and claims of this specification and above-mentioned accompanying drawing, "
The (if present)s such as four " are for distinguishing similar object, without for describing specific order or precedence.It should manage
The data that solution so uses can exchange in the appropriate case, so that the embodiments described herein can be with except illustrating herein
Or the order beyond the content of description is implemented.In addition, term " comprising " or " having " and its any deformation, it is intended that covering is not
Exclusive includes, for example, contain the process of series of steps or unit, method, system, product or equipment be not necessarily limited to it is clear
Those steps or unit that ground is listed, but may include not list clearly or for these processes, method, product or set
Standby intrinsic other steps or unit.
Mobile phone, commonly referred to as mobile phone, it is commonly referred to as mobile phone, torch in Hong Kong ＆ Taiwan areas, there is mobile telephone early stage again
Be commonly called as, be the portable telephone terminal that can be used in the broader context.Mobile phone generally comprises mobile phone body and phone housing.
Fig. 1, Fig. 2 are respectively the back side and the front schematic view of metal chassis.Fig. 3 is that grounding elastic part is illustrated with metal shell annexation
Figure, 4041 represent grounding elastic part.
Below with reference to the accompanying drawings the present invention is carried out in conjunction with the embodiments in detail, completely describing, as shown in Figure 4, Figure 5, Fig. 5 is
Indicator lamp signal circuit state under Fig. 4 states, a reality of the detection means of metal chassis conduction in the embodiment of the present invention
Applying example includes：
Casing positioning fixture 401 and indicator lamp signal circuit 402, indicator lamp signal circuit are located at casing positioning fixture 401
On, indicator lamp signal circuit includes indicator lamp 403；
Metal chassis 404 is put into casing positioning fixture 401 by orientation, metal chassis 404 is accessed indicator lamp letter
Number circuit 402；
When casing positioning fixture 401 clamps metal chassis 404, the grounding elastic part top of numbering makes correspondingly to metal shell
The indicator lamp signal circuit 402 of numbering in an ON state, if the indicator lamp of reference numeral is lighted, then it represents that with indicator lamp number
Corresponding grounding elastic part turns on metal shell.
Casing positioning fixture 401 in the detection means of metal chassis conduction in the present embodiment is by metal chassis 404
It is fixed, metal chassis 404 is accessed indicator lamp signal circuit 402, when casing positioning fixture 401 clamps metal chassis 404, compile
Number grounding elastic part top to metal shell, make the indicator lamp signal circuit 402 of reference numeral in an ON state, if reference numeral
Indicator lamp 403 light, then it represents that turned on the corresponding grounding elastic part of indicator lamp numbering with metal shell.According to reference numeral
Whether indicator lamp 403, which is lighted, judges that whether each grounding elastic part turns on one by one with metal chassis in metal chassis, passes through numbering
Grounding elastic part numbering, which picks out the grounding elastic part do not connected with metal shell, corresponding to indicator lamp reprocesses, to lift metal
The product qualification rate of case component.
For ease of understanding, each several part of the detection means of the metal chassis conduction in the embodiment of the present invention is carried out below
It is described in detail, as shown in fig. 6, another embodiment of the detection means of metal chassis conduction includes in the embodiment of the present invention：
Casing positioning fixture 401 and indicator lamp signal circuit 402, indicator lamp signal circuit are located on casing positioning fixture,
Indicator lamp signal circuit includes indicator lamp 403；
Wherein, casing positioning fixture 401 may include casing positioning pedestal 4011 and casing positioning pressuring plate 4012, indicator lamp letter
Number circuit 402 is located in casing positioning pedestal 4011；Indicator lamp signal circuit 402 also includes fore-set 405；Metal chassis 404 is wrapped
Include the grounding elastic part 4041 and metal shell 4042 of numbering；
As shown in fig. 7, metal chassis 404 is put into casing positioning pedestal 4011 by orientation, connect metal chassis 404
Enter indicator lamp signal circuit 402；Casing positioning pressuring plate 4012 pushes down metal chassis 404, and fore-set 405 withstands on the grounding elastic part of numbering
On 4041, push up the grounding elastic part 4041 of numbering and arrive metal shell 4042.Now indicator lamp signal circuit state is as shown in Figure 8.
In the present embodiment, the detection means of the metal chassis conduction also includes, and casing positioning pedestal 4011 includes projection
Pressure-bearing platform and support platform, raised pressure-bearing platform is above support platform.
In the present embodiment, the detection means of the metal chassis conduction also includes, indicator lamp 403, fore-set 405 and ground connection bullet
The quantity of piece 4041 is identical.When the quantity of grounding elastic part 4041 is 5, the quantity of fore-set and indicator lamp is all 5.This implementation
Quantity number in example can also be other, e.g., 3 or 4, not limit herein specifically.
In the present embodiment, the detection means of the metal chassis conduction also includes, a pair of indicator lamp 403 and fore-set 404 1
Should.
In the present embodiment, the detection means of the metal chassis conduction also includes, the grounding elastic part 4041 of numbering with it is corresponding
The indicator lamp 403 of numbering is connected in series.
In the present embodiment, the detection means of the metal chassis conduction also includes, in parallel each other between indicator lamp 403 to close
System, parallel relationship each other between grounding elastic part 4041.
In the present embodiment, the detection means of the metal chassis conduction also includes, and indicator lamp 403 is light emitting diode.
In the present embodiment, the detection means of the metal chassis conduction also includes, and indicator lamp 403 is put down positioned at raised pressure-bearing
The side of platform.
In the present embodiment, the detection means of the metal chassis conduction also includes, and grounding elastic part 4041 is metal clips.
Casing positioning pressuring plate 4012 in the detection means of metal chassis conduction in the present embodiment is by metal chassis 404
It is pressed in casing positioning pedestal 4011, metal chassis 404 is accessed indicator lamp signal circuit 402, when casing positioning pressuring plate
4012 when pushing down metal chassis 404, and metal shell 4042 is arrived on the top of grounding elastic part 4041 of numbering, believes the indicator lamp of reference numeral
Number circuit 402 is in an ON state.Whether lighted according to indicator lamp, judge each grounding elastic part and metal shell in metal chassis
Whether turn on one by one, the grounding elastic part that will do not connected by grounding elastic part numbering corresponding to the indicator lamp of numbering with metal shell
Pick out and reprocess, to lift the product qualification rate of metal chassis component.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method can be with
Realize by another way.For example, device embodiment described above is only schematical, for example, the unit
Division, only a kind of division of logic function, can there is other dividing mode, such as multiple units or component when actually realizing
Another system can be combined or be desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or
The mutual coupling discussed or direct-coupling or communication connection can be the indirect couplings by some interfaces, device or unit
Close or communicate to connect, can be electrical, mechanical or other forms.
The unit illustrated as separating component can be or may not be physically separate, show as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and is used as independent production marketing or use
When, it can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part to be contributed in other words to prior art or all or part of the technical scheme can be in the form of software products
Embody, the computer software product is stored in a storage medium, including some instructions are causing a computer
Equipment (can be personal computer, server, or network equipment etc.) performs the complete of each embodiment methods described of the present invention
Portion or part steps.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
Described above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to before
Embodiment is stated the present invention is described in detail, it will be understood by those within the art that：It still can be to preceding
State the technical scheme described in each embodiment to modify, or equivalent substitution is carried out to which part technical characteristic；And these
Modification is replaced, and the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a kind of detection means of metal chassis conduction, it is characterised in that the metal chassis includes metal shell and ground connection
Shell fragment, the detection means include：
Casing positioning fixture and indicator lamp signal circuit, the indicator lamp signal circuit are located on the casing positioning fixture, institute
Stating indicator lamp signal circuit includes indicator lamp；
The metal chassis is put into the casing positioning fixture by orientation, the metal chassis is accessed the indicator lamp
Signal circuit；
When the casing positioning fixture clamps the metal chassis, the grounding elastic part top of numbering to the metal shell makes pair
The indicator lamp signal circuit that should be numbered in an ON state, if the indicator lamp of reference numeral is lighted, then it represents that with indicator lamp number
Corresponding grounding elastic part turns on the metal shell.
2. detection means according to claim 1, it is characterised in that the casing positioning fixture includes casing positioning pedestal
With casing positioning pressuring plate, the indicator lamp signal circuit is located in the casing positioning pedestal；
The indicator lamp signal circuit also includes fore-set；
The metal chassis is put into the casing positioning pedestal by orientation, the metal chassis is accessed the indicator lamp
Signal circuit；
The casing positioning pressuring plate pushes down the metal chassis, and the fore-set is withstood on the grounding elastic part, makes the ground connection bullet
Piece top is to the metal shell.
3. detection means according to claim 2, it is characterised in that the casing positioning pedestal includes raised pressure-bearing and put down
Platform and support platform, the raised pressure-bearing platform is above the support platform.
4. detection means according to any one of claim 1 to 3, it is characterised in that the indicator lamp, the fore-set and
The quantity of the grounding elastic part is identical.
5. detection means according to any one of claim 1 to 3, it is characterised in that the indicator lamp and the fore-set
Correspond.
6. detection means according to any one of claim 1 to 3, it is characterised in that the indicator lamp and the ground connection
Shell fragment is connected in series.
7. detection means according to any one of claim 1 to 3, it is characterised in that between the indicator lamp each other simultaneously
Connection relation, parallel relationship each other between the grounding elastic part.
8. detection means according to any one of claim 1 to 3, it is characterised in that the indicator lamp is light-emitting diodes
Pipe.
9. detection means according to any one of claim 1 to 3, it is characterised in that the indicator lamp is positioned at described convex
The side of the pressure-bearing platform risen.
10. detection means according to any one of claim 1 to 3, it is characterised in that the grounding elastic part is metal elastic
Piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610877830.1A CN107884658B (en) | 2016-09-30 | 2016-09-30 | Detection apparatus for metal casing conductivity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610877830.1A CN107884658B (en) | 2016-09-30 | 2016-09-30 | Detection apparatus for metal casing conductivity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107884658A true CN107884658A (en) | 2018-04-06 |
| CN107884658B CN107884658B (en) | 2021-04-20 |
Family
ID=61770256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610877830.1A Active CN107884658B (en) | 2016-09-30 | 2016-09-30 | Detection apparatus for metal casing conductivity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107884658B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108362918A (en) * | 2018-05-23 | 2018-08-03 | 东风汽车电子有限公司 | A kind of resistance board welding detection fixture |
| CN112147540A (en) * | 2020-08-25 | 2020-12-29 | 青岛海尔空调器有限总公司 | Detection tool for detecting number of effective fins of heat exchanger and use method |
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| CN112147540A (en) * | 2020-08-25 | 2020-12-29 | 青岛海尔空调器有限总公司 | Detection tool for detecting number of effective fins of heat exchanger and use method |
| CN112147540B (en) * | 2020-08-25 | 2022-10-28 | 青岛海尔空调器有限总公司 | Detection tool for detecting number of effective fins of heat exchanger and using method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107884658B (en) | 2021-04-20 |
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