CN209345232U - A kind of cell phone mainboard test macro - Google Patents
A kind of cell phone mainboard test macro Download PDFInfo
- Publication number
- CN209345232U CN209345232U CN201821975030.4U CN201821975030U CN209345232U CN 209345232 U CN209345232 U CN 209345232U CN 201821975030 U CN201821975030 U CN 201821975030U CN 209345232 U CN209345232 U CN 209345232U
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- cell phone
- phone mainboard
- test
- clamping plate
- voltage
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Abstract
A kind of cell phone mainboard test macro of the utility model, including cell phone mainboard test fixture, DC power supply, voltage stable output device, data collecting card, PC machine, cell phone mainboard is clamped on cell phone mainboard test fixture, the output end of DC power supply is connected with the input terminal of voltage stable output device, the output end of voltage stable output device is connected with a pair of of external equipment terminals of cell phone mainboard test fixture, another pair external equipment terminals of cell phone mainboard test fixture are connected with the input terminal of data collecting card, and the output end of data collecting card is connected with PC machine.The utility model can repeatedly use, structure is simple, with short production cycle, manufacturing cost is low, generally applicable property is strong and be capable of providing stable input voltage in cell phone mainboard test and be avoided that the unstability of test voltage causes cell phone mainboard to be scrapped, it may be implemented to store the test data information of multiple and different cell phone mainboards by PC machine, recall check at any time convenient for the staff of test operation.
Description
Technical field
The utility model belongs to cell phone mainboard the field of test technology, particularly relates to a kind of cell phone mainboard test macro.
Background technique
Nowadays mobile phone has become the communication tool of our daily life indispensabilities, mobile phone needs to carry out a system before factory
The test job of column needs to test the cell phone mainboard after production, however, due to mobile phone in cell phone mainboard production industry
Specification is not of uniform size, and when test, used test fixture is not also identical.These test fixtures are generally comprised for placing mobile phone
Quick folder and display screen that board bottom plate, the lifter plate for installing test device, driving lifter plate move up and down etc.；These
Device structure is complicated, the production cycle is long, manufacturing cost is high, but can not be general on different mobile phones, thus whenever mobile phone more
After the new replacement, these test clips are just discarded, to cause to waste, improve the cost of production.Meanwhile it being tested in cell phone mainboard
When, test fixture and clamping cell phone mainboard on it be have to external power supply provide stable input voltage with into
Functional test of the row to cell phone mainboard, common cell phone mainboard test are directly connected to DC conversion power, input handset mainboard
Voltage is the setting voltage of DC conversion power output, but DC conversion power can generate bad, ginseng within prover time
Number deviation is too big, or artificially leads to DC voltage superelevation, and high tension voltage punctures the IC of cell phone mainboard, and cell phone mainboard is caused to be scrapped.
Therefore, need to develop that one kind can repeatedly use, structure is simple, with short production cycle, manufacturing cost is low, can at present
It is versatile and be capable of providing stable input voltage in cell phone mainboard test and be avoided that the unstability of test voltage is led
The cell phone mainboard test macro for causing cell phone mainboard to scrap.
Summary of the invention
The utility model makes up the deficiencies in the prior art aiming at the above problem, provides a kind of cell phone mainboard test system
System.
To achieve the above object, the utility model adopts the following technical solution.
A kind of cell phone mainboard test macro of the utility model, it is characterised in that: including cell phone mainboard test fixture, direct current
Source, voltage stable output device, data collecting card, PC machine clamp cell phone mainboard on cell phone mainboard test fixture, DC power supply
Output end is connected with the input terminal of voltage stable output device, the output end and cell phone mainboard test clip of voltage stable output device
A pair of of external equipment terminals of tool are connected, another pair external equipment terminals and data collecting card of cell phone mainboard test fixture
Input terminal be connected, the output end of data collecting card is connected with PC machine.
As a kind of preferred embodiment of the utility model, the cell phone mainboard test fixture includes fixture base, first
Spill clamping plate, the second spill clamping plate, test contact electrode piece, junction board；It is recessed that one end of the fixture base is set side by side first
Clevis plate and the second spill clamping plate form mainboard clamping gap by the first spill clamping plate and the second spill clamping plate, described first
Several test contact electrode pieces, cell phone mainboard are set in mainboard clamping gap between spill clamping plate and the second spill clamping plate
It is held in mainboard clamping gap and is in contact with test contact electrode piece；Junction board is set in the middle part of the fixture base, it is described
The left and right side of junction board is respectively arranged with biography conductive sheet along place, and the biography conductive sheet is connected with the test contact electrode piece.
As another preferred embodiment of the utility model, card slot, card slot and biography are provided in the middle part of the junction board
It is connected between conductive sheet by winding displacement.
As another preferred embodiment of the utility model, the bottom of the second spill clamping plate is provided with sliding slot, institute
It states and several positioning pins is installed on sliding slot, the positioning pin level can slidably reciprocate in the sliding slot；The biography conductive sheet
On be provided with several external equipment terminals, by the output end of one pair of them external equipment terminals and voltage stable output device
It is connected, is connected by wherein another pair external equipment terminals with the input terminal of data collecting card；The test contact electrode piece energy
Horizontal sliding back and forth in enough mainboard clamping gaps between the first spill clamping plate, the second spill clamping plate.
As another preferred embodiment of the utility model, the bottom of the fixture base is provided with anti-skidding heelpiece.
As another preferred embodiment of the utility model, the voltage stable output device includes transforming circuit, steady
Volt circuit, filter circuit, transforming circuit, voltage regulator circuit, filter circuit are sequentially connected；The input terminal of the transforming circuit and straight
The output end in galvanic electricity source is connected, and the output end of transforming circuit is connected with the input terminal of voltage regulator circuit, the output end of voltage regulator circuit and
The input terminal of filter circuit is connected, a pair of of external equipment terminals phase of the output end and cell phone mainboard test fixture of filter circuit
Even.
As another preferred embodiment of the utility model, the output voltage of the output end of the voltage regulator circuit is 3.8V
~4V.
The beneficial effects of the utility model.
1, a kind of cell phone mainboard test macro provided by the utility model, by by set cell phone mainboard test clip
Tool, DC power supply, voltage stable output device, data collecting card, PC machine combine, can repeatedly use, structure is simple,
It is with short production cycle, manufacturing cost is low, generally applicable property is strong and stable input electricity is capable of providing in cell phone mainboard test
It presses and is avoided that the unstability of test voltage causes cell phone mainboard to be scrapped, when being tested by this system cell phone mainboard, reduce
Influence of this test macro to cell phone mainboard；The voltage regulator circuit of the voltage stable output device can be improved cell phone mainboard survey
The stability for trying fixture input voltage, avoiding human operational error or DC power supply itself from generating difference leads to batch cell phone mainboard
It scraps, improves the yield of cell phone mainboard test.
2, this system can be acquired cell phone mainboard by data collecting card and test resulting data information, then pass through number
Resulting data information transfer will be tested to PC machine according to capture card, and data information is carried out by PC machine and is shown and statistics, PC machine is passed through
May be implemented to store the test data information of multiple and different cell phone mainboards, convenient for test operation staff at any time
It recalls and checks.
Detailed description of the invention
The technical issues of in order to keep the utility model solved, technical solution and beneficial effect are more clearly understood, below
In conjunction with the drawings and the specific embodiments, the present invention will be further described in detail.It should be appreciated that tool described herein
Body embodiment is only used to explain the utility model, is not used to limit the utility model.
Fig. 1 is a kind of overall structure diagram of cell phone mainboard test macro of the utility model.
Fig. 2 is a kind of circuit connection functional block diagram of cell phone mainboard test macro of the utility model.
Fig. 3 is that a kind of independent enlarged structure of the cell phone mainboard test fixture of cell phone mainboard test macro of the utility model is shown
It is intended to.
Marked in the figure: 1 be positioning pin, 2 be test contact electrode piece, 3 be cell phone mainboard, 4 be pass conductive sheet, 5 be sliding slot,
6 be the first spill clamping plate, 7 be the second spill clamping plate, 8 be external equipment terminals, 9 be voltage stable output device, 10 be straight
Galvanic electricity source, 11 be fixture base, 12 be anti-skidding heelpiece, 13 be card slot, 14 be junction board, 15 be winding displacement, 16 be data collecting card,
17 it is PC machine, 18 be mainboard clamping gap, 19 be cell phone mainboard test fixture, 20 be transforming circuit, 21 be voltage regulator circuit, 22 is
Filter circuit.
Specific embodiment
In conjunction with shown in attached drawing, a kind of cell phone mainboard test macro of the utility model, it is characterised in that: surveyed including cell phone mainboard
Try fixture 19, DC power supply 10, voltage stable output device 9, data collecting card 16, PC machine 17, cell phone mainboard test fixture 19
Upper clamping cell phone mainboard 3, the output end of DC power supply 10 are connected with the input terminal of voltage stable output device 9, and voltage stabilization is defeated
The output end of device 9 is connected with a pair of of external equipment terminals 8 of cell phone mainboard test fixture 19 out, cell phone mainboard test fixture
19 another pair external equipment terminals 8 are connected with the input terminal of data collecting card 16, the output end and PC of data collecting card 16
Machine 17 is connected.
The cell phone mainboard test fixture 19 includes fixture base 11, the first spill clamping plate 6, the second spill clamping plate 7, surveys
Try contact electrode piece 2, junction board 14；The first spill clamping plate 6 and the second female clip is set side by side in one end of the fixture base 11
Plate 7 forms mainboard clamping gap 18 by the first spill clamping plate 6 and the second spill clamping plate 7, in the first spill clamping plate 6 and institute
It states in the mainboard clamping gap 18 between the second spill clamping plate 7 and several test contact electrode pieces 2 is set, cell phone mainboard 3 is held on
It is in contact in mainboard clamping gap 18 and with test contact electrode piece 2；Junction board 14 is set in the middle part of the fixture base 11, it is described
The left and right side of junction board 14 is respectively arranged with along place and passes conductive sheet 4, the biography conductive sheet 4 and 2 phase of test contact electrode piece
Even.
The middle part of the junction board 14 is provided with card slot 13, is connected between card slot 13 and biography conductive sheet 4 by winding displacement 15.
The bottom of the second spill clamping plate 7 is provided with sliding slot 5, and several positioning pins 1, institute are equipped on the sliding slot 5
State positioning pin 1 level can slidably reciprocate in the sliding slot 5, consequently facilitating be adjusted according to the size of cell phone mainboard 3, into
Row, which is accurately positioned, to be fixed；Several external equipment terminals 8 are provided on the biography conductive sheet 4, are connect by one pair of them external equipment
Line end 8 is connected with the output end of voltage stable output device 9, by wherein another pair external equipment terminals 8 and data collecting card
16 input terminal is connected；The test contact electrode piece 2 can be between the first spill clamping plate 6, the second spill clamping plate 7
Mainboard clamps horizontal sliding back and forth in gap 18.
The bottom of the fixture base 11 is provided with anti-skidding heelpiece 12；It acts on the non-skid property that can increase pedestal.
The voltage stable output device 9 includes transforming circuit 20, voltage regulator circuit 21, filter circuit 22, transforming circuit
20, voltage regulator circuit 21, filter circuit 22 are sequentially connected；The input terminal of the transforming circuit 20 and the output end of DC power supply 10
It is connected, the output end of transforming circuit 20 is connected with the input terminal of voltage regulator circuit 21, the output end and filter circuit of voltage regulator circuit 21
22 input terminal is connected, a pair of of 8 phase of external equipment terminals of the output end and cell phone mainboard test fixture 19 of filter circuit 22
Even.
The output voltage of the output end of the voltage regulator circuit 21 is 3.8V~4V.
The utility model voltage stabilization set between owner's board test fixture 19 and DC power supply 10 is defeated
Device 9 includes transforming circuit 20, voltage regulator circuit 21, filter circuit 22 out, and the 21 DC voltage parameter of voltage regulator circuit is set
It is set to 4V, the DC voltage of the numerical value is the test voltage suitable for cell phone mainboard 3 to be tested, when thinking operation error or direct current
When power supply 10 itself, which generates difference, causes input voltage to be greater than 4V, voltage regulator circuit 21 plays the role of voltage-limiting protection, passes through pressure stabilizing electricity
The voltage that road 21 is output to cell phone mainboard 3 can be stablized within 4V, so that reaching prevents input voltage is excessively high from leading to batch mobile phone
Mainboard is scrapped, and the yield of the test of cell phone mainboard 3 is improved；The electric current that the filter circuit 22 can export voltage regulator circuit 21
It is filtered, improves the stability of output voltage.
The cell phone mainboard test fixture 19 of the utility model quickly can be clamped and be fixed to cell phone mainboard 3, for
Different size of cell phone mainboard can also be adjusted fixation using the sliding function of positioning pin 1, relative in traditional dedicated
Cell phone mainboard test fixture, the utility model adaptation range are more extensive.When the utility model is used, operator can be very
Cell phone mainboard 3 is easily inserted in the clamping of the mainboard between the first spill clamping plate 6 and the second spill clamping plate 7 gap 18
In, the test adjustment of contact electrode piece 2 is connected to the suitable connectivity port of cell phone mainboard 3, then passes through positioning pin 1 for mobile phone
Mainboard 3 is fixed；When test, card slot can be loaded in card slot 13, then divided by passing the external equipment terminals 8 on conductive sheet 4
It Lian Jie not voltage stable output device 9, data collecting card 16.
The utility model is by acquiring set cell phone mainboard test fixture 19, voltage stable output device 9, data
Card 16, PC machine 17 combine, and can repeatedly use, structure is simple, with short production cycle, manufacturing cost is low, generally applicable
Property it is strong and be capable of providing stable input voltage when cell phone mainboard 3 is tested and be avoided that the unstability of test voltage causes
Cell phone mainboard 3 is scrapped, and when testing by this system cell phone mainboard 3, reduces influence of this test macro to cell phone mainboard 3；
This system can be acquired cell phone mainboard 3 by data collecting card 16 and test resulting data information, then be acquired by data
Card 16 will test resulting data information transfer to PC machine 17, carry out data information by PC machine 17 and show and statistics, pass through PC machine
17 may be implemented to store the test data information of multiple and different cell phone mainboards, convenient for test operation staff with
When recall and check.
It is understood that being merely to illustrate the utility model above with respect to the specific descriptions of the utility model and not being
It is limited to technical solution described in the utility model embodiment, those skilled in the art should understand that, it still can be with
It modifies to the utility model or equivalent replacement, to reach identical technical effect；Needs are used as long as meeting, all in this reality
Within novel protection scope.
Claims (7)
1. a kind of cell phone mainboard test macro, it is characterised in that: including cell phone mainboard test fixture, DC power supply, voltage stabilization
Output device, data collecting card, PC machine clamp cell phone mainboard, the output end and electricity of DC power supply on cell phone mainboard test fixture
The input terminal of stable output device is pressed to be connected, the one of the output end of voltage stable output device and cell phone mainboard test fixture is externally
It connects appliance terminal to be connected, the input terminal phase of another pair external equipment terminals and data collecting card of cell phone mainboard test fixture
Even, the output end of data collecting card is connected with PC machine.
2. a kind of cell phone mainboard test macro according to claim 1, it is characterised in that: the cell phone mainboard test clip
Tool includes fixture base, the first spill clamping plate, the second spill clamping plate, test contact electrode piece, junction board；The fixture base
The first spill clamping plate and the second spill clamping plate is set side by side in one end, forms mainboard folder by the first spill clamping plate and the second spill clamping plate
Gap is held, several test touchings are set in the mainboard clamping gap between the first spill clamping plate and the second spill clamping plate
Point electrode piece, cell phone mainboard are held in mainboard clamping gap and are in contact with test contact electrode piece；In the fixture base
Junction board is arranged in portion, and the left and right side of the junction board is respectively arranged with biography conductive sheet, the biography conductive sheet and the test along place
Contact electrode piece is connected.
3. a kind of cell phone mainboard test macro according to claim 2, it is characterised in that: set in the middle part of the junction board
It is equipped with card slot, is connected between card slot and biography conductive sheet by winding displacement.
4. a kind of cell phone mainboard test macro according to claim 2, it is characterised in that: the second spill clamping plate
Bottom is provided with sliding slot, is equipped with several positioning pins on the sliding slot, the positioning pin can in the sliding slot it is horizontal back and forth
Sliding；The electric on piece of the conduction is provided with several external equipment terminals, steady by one pair of them external equipment terminals and voltage
The output end for determining output device is connected, and is connected by wherein another pair external equipment terminals with the input terminal of data collecting card；Institute
It states test contact electrode piece and can be clamped in gap in the mainboard between the first spill clamping plate, the second spill clamping plate and carry out return water
It is smooth dynamic.
5. a kind of cell phone mainboard test macro according to claim 2, it is characterised in that: the bottom of the fixture base
It is provided with anti-skidding heelpiece.
6. a kind of cell phone mainboard test macro according to claim 1, it is characterised in that: the voltage stabilization exports dress
It sets including transforming circuit, voltage regulator circuit, filter circuit, transforming circuit, voltage regulator circuit, filter circuit are sequentially connected；The change
The input terminal of volt circuit is connected with the output end of DC power supply, and the output end of transforming circuit is connected with the input terminal of voltage regulator circuit,
The output end of voltage regulator circuit is connected with the input terminal of filter circuit, the output end of filter circuit and the one of cell phone mainboard test fixture
It is connected to external appliance terminal.
7. a kind of cell phone mainboard test macro according to claim 6, it is characterised in that: the output of the voltage regulator circuit
The output voltage at end is 3.8V~4V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821975030.4U CN209345232U (en) | 2018-11-28 | 2018-11-28 | A kind of cell phone mainboard test macro |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821975030.4U CN209345232U (en) | 2018-11-28 | 2018-11-28 | A kind of cell phone mainboard test macro |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209345232U true CN209345232U (en) | 2019-09-03 |
Family
ID=67749751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821975030.4U Active CN209345232U (en) | 2018-11-28 | 2018-11-28 | A kind of cell phone mainboard test macro |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209345232U (en) |
-
2018
- 2018-11-28 CN CN201821975030.4U patent/CN209345232U/en active Active
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