CN211613499U - Auxiliary test board and test system - Google Patents
Auxiliary test board and test system Download PDFInfo
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- CN211613499U CN211613499U CN201922340171.XU CN201922340171U CN211613499U CN 211613499 U CN211613499 U CN 211613499U CN 201922340171 U CN201922340171 U CN 201922340171U CN 211613499 U CN211613499 U CN 211613499U
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Abstract
The utility model relates to an auxiliary test board and test system, PCB board body includes on the PCB board body: the channel interface and at least two locking seat welding positions; the locking seat welding positions are provided with locking seat welding holes which are regularly arranged and used for being connected with pins of the locking seat; the channel interface comprises at least two groups of welding holes of the test machine table, and is used for being connected with the test interface of the test machine table; and each group of test machine welding holes are in one-to-one correspondence connection with the corresponding locking seat welding holes on the locking seat welding positions, so that the pins of the locking seats and the test interfaces of the test machine are communicated to test the devices fixed on the locking seats. The utility model has the advantages that: each locking seat is connected with the testing interface of the testing machine through the corresponding channel interface testing machine welding hole, so that the testing of a plurality of products can be realized at one time, the testing efficiency is improved, and the testing time is shortened.
Description
Technical Field
The utility model belongs to the technical field of components and parts detect, concretely relates to supplementary survey test panel and test system.
Background
The screening test is a non-destructive test for carrying out total inspection on the electric component products, and applies electric stress and environmental stress according to a certain program to excite potential design and manufacturing defects of the products so as to remove early failure products and reduce failure rate.
In the direct current parameter testing link in the existing screening test, each machine can only test one device at a time, so that the product test needs a longer test period, and the test efficiency is lower.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that product test cycle length, efficiency of software testing are low that prior art exists, the utility model provides a supplementary survey test panel and test system, it has characteristics such as improvement efficiency of software testing, reduction test time.
The utility model discloses the technical scheme who adopts does:
an auxiliary test board, comprising a PCB body, the PCB body comprising thereon: the channel interface and at least two locking seat welding positions;
the locking seat welding positions are provided with locking seat welding holes which are regularly arranged and used for being connected with pins of the locking seat;
the channel interface comprises at least two groups of welding holes of the test machine table, and is used for being connected with the test interface of the test machine table;
and each group of the welding holes of the test machine platform are in one-to-one correspondence connection with the corresponding welding holes of the locking seat on the welding position of the locking seat, so that the pins of the locking seat and the test interface of the test machine platform are communicated to test the device fixed by the locking seat.
Furthermore, a power welding hole is further formed in the welding position of the locking seat and used for supplying power to the locking seat.
Furthermore, the power welding holes on the welding position of each locking seat are mutually independent.
Further, the number of the power welding holes is two.
Further, the power welding holes include a ground welding hole and a power positive welding hole.
Further, the number of the welding positions of the locking seat is 8.
Further, the number of the channel interfaces is 4.
Further, each channel interface comprises two groups of welding holes of the testing machine.
Further, the method also comprises the following steps: and the reserved interface is provided with an external welding hole for connecting a device of an external circuit.
According to the utility model discloses concrete implementation provides a test system. Including an auxiliary test plate as described above.
The utility model has the advantages that: through set up a plurality of locking seat welding position on the PCB board to can fix a plurality of locking seats and then fix more devices that await measuring, every locking seat all tests respectively by the test interface connection of the channel interface test board welding hole rather than corresponding and test board, thereby has realized once can testing a plurality of products, has improved the efficiency of test, has reduced the time of test.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a block diagram of an auxiliary test board provided in accordance with an exemplary embodiment;
FIG. 2 is a block diagram of an auxiliary test board with screen printing provided in accordance with an exemplary embodiment;
FIG. 3 is a circuit diagram of eight locking receptacles provided in accordance with an exemplary embodiment;
fig. 4 is a circuit diagram illustrating a connection between a channel interface and a test machine corresponding to a first locking seat according to an exemplary embodiment;
FIG. 5 is a circuit diagram illustrating a channel interface and a testing machine corresponding to the second locking socket according to an exemplary embodiment;
fig. 6 is a circuit diagram illustrating a connection between a channel interface and a testing machine corresponding to a third locking seat according to an exemplary embodiment;
fig. 7 is a circuit diagram illustrating a connection between a channel interface and a testing machine corresponding to a fourth locking seat according to an exemplary embodiment;
fig. 8 is a circuit diagram illustrating a connection between a channel interface and a testing machine corresponding to a fifth locking seat according to an exemplary embodiment;
fig. 9 is a circuit diagram illustrating a connection between a channel interface and a testing machine corresponding to a sixth locking seat according to an exemplary embodiment;
fig. 10 is a circuit diagram illustrating a connection between a channel interface and a testing machine corresponding to a seventh locking seat according to an exemplary embodiment;
fig. 11 is a circuit diagram illustrating a connection between a channel interface and a testing machine corresponding to the eighth locking seat according to an exemplary embodiment;
FIG. 12 is a pin definition diagram of a test station according to an exemplary embodiment.
FIG. 1-PCB body; 2-channel interface; 3-testing the welding holes of the machine; 4-locking seat welding position; 5-welding holes in the locking seat; 6-welding holes by a power supply; 7-reserving an interface; 8-external welding holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the embodiment of the utility model provides an auxiliary test board, including PCB body 1, be equipped with on PCB body 1: the channel interface 2 and at least two locking seat welding positions 4;
the locking seat welding position 4 is provided with locking seat welding holes 5 which are regularly arranged and used for being connected with pins of the locking seat;
the channel interface 2 comprises at least two groups of welding holes 3 of the test machine table, and is used for being connected with the test interface of the test machine table;
every group test board welding hole 3 and the relation that the locking seat welding hole 5 on the locking seat welding position 4 that corresponds is the one-to-one connection, every group test board welding hole and locking seat welding hole 5 correspond in channel interface 2 promptly, if locking seat welding hole 5 is the locking seat's of 48 pins welding hole then the test board welding hole 3's of 2 every groups of channel interface number all is no less than 48, and the relation that corresponds in proper order with locking seat welding hole 5, and then make the pin of locking seat and the test interface intercommunication of test board test the device that the test machine platform was fixed to the locking seat and test. Therefore, the test machine can test at least two products during testing, the testing efficiency is improved, the testing time is saved, and the channel utilization efficiency of the test machine is improved.
Referring to the screen printing diagram of the auxiliary test board shown in fig. 2, in some embodiments of the present invention, fig. 2 shows a PCB board with screen printing in actual production having the same layout of the channel interface 2, the locking seat welding positions 4 and the reserved interfaces 7 as fig. 1, it can be seen from the diagram that the number of the locking seat welding holes 5 in the corresponding locking seat welding positions 4 in each channel interface 2 is different, that is, the number of the locking seat welding holes 5 in the locking seat welding positions 4 connected in each channel interface 2 is different, as long as a one-to-one correspondence relationship between the test machine and the locking seat pins is formed, but not only the number of the locking seat welding positions 4 and the locking seat welding holes 5 butted by each channel interface 2 is the same, and a person skilled in the art can set the number and the form of the connection of the channel interface 2, the locking seat welding positions 4 and the locking seat welding holes 5 according to actual use conditions, the present invention is not limited herein.
As a specific implementation manner of the above embodiment, referring to fig. 3 to 11, a test machine employs a T800 integrated circuit test system, 8 identical locking seat welding positions 4 with 48 pins on a PCB body 1, 4 channel interfaces 2, each channel interface 2 has two groups of test machine welding holes 3, each group of test machine welding holes 3 has 56, each locking seat welding position 4 is further provided with two groups of power supply welding holes 6, the power supply welding holes 6 of each locking seat welding position 4 are mutually independent, each group of power supply welding holes 6 includes a ground welding hole and a power supply positive welding hole to independently supply power to the corresponding locking seat welding position 4, and the independence of power supply is ensured so that the test of devices on each locking seat is independent and not influenced.
Referring to fig. 2, which shows that 8 locking seats welded on the welding positions 4 of the locking seat with 48 pins are respectively and correspondingly connected with the welding holes 3 of the testing machine in the corresponding channel interface 2, referring to fig. 3 to fig. 10, which show that each group of welding holes 3 of the testing machine in 4 channel interfaces 2 totals 8 groups of welding holes 3 of the testing machine and respectively correspond to the channel positions on the T800 testing machine, so that the pins of the locking seat and the welding holes in the channel interface 2 are in one-to-one correspondence, and further, the channels of the T800 testing machine and the pins of the locking seats are in one-to-one correspondence, and referring to fig. 12, the T800 testing machine is tested based on the stll programming environment, the channels are defined by using a ChannelMap file in the specific test, the pins of 8 locking seats are respectively defined, so that the devices in each testing station on the PCB board can be tested independently without influencing each other, and the testing machines can simultaneously test 8 devices, the testing efficiency is obviously improved, and meanwhile, the channel resources of the testing machine are more fully utilized, so that the utilization efficiency of the resources is improved.
It can be understood that, according to the difference of the testing machine and the difference of the actual testing product, the skilled person in the art can set up the different quantity of locking seat welding position 4 and channel interface 2 on the PCB board so as to test, the utility model discloses do not do the restriction here.
In order to further optimize the technical solution, in another embodiment of the present invention, the method further includes: and an external welding hole 8 is formed in the reserved interface 7, and is used for connecting a device of an external circuit. The reserved interface 7 is prepared for a device needing an external circuit, provides an access interface for external equipment, and facilitates the access of the external equipment.
The embodiment of the utility model also provides a test system, include as above-mentioned embodiment supplementary survey test panel. The test board matched with the auxiliary test board is applied to testing of electrical components.
The utility model discloses above-mentioned embodiment provides an auxiliary test board and test system makes 8 devices of every board simultaneous test, and efficiency of software testing has obvious improvement, and the resource of board also can be by make full use of more simultaneously.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
What has been described above includes examples of one or more embodiments. It is, of course, not possible to describe every conceivable combination of components or methodologies for purposes of describing the aforementioned embodiments, but one of ordinary skill in the art may recognize that many further combinations and permutations of various embodiments are possible. Accordingly, the embodiments described herein are intended to embrace all such alterations, modifications and variations that fall within the scope of the appended claims. Furthermore, to the extent that the term "includes" is used in either the detailed description or the claims, such term is intended to be inclusive in a manner similar to the term "comprising" as "comprising" is interpreted when employed as a transitional word in a claim. Furthermore, any use of the term "or" in the specification of the claims is intended to mean a "non-exclusive or".
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides an auxiliary test board, includes the PCB board body, its characterized in that includes on the PCB board body: the channel interface and at least two locking seat welding positions;
the locking seat welding positions are provided with locking seat welding holes which are regularly arranged and used for being connected with pins of the locking seat;
the channel interface comprises at least two groups of welding holes of the test machine table, and is used for being connected with the test interface of the test machine table;
and each group of the welding holes of the test machine platform are in one-to-one correspondence connection with the corresponding welding holes of the locking seat on the welding position of the locking seat, so that the pins of the locking seat and the test interface of the test machine platform are communicated to test the device fixed by the locking seat.
2. An auxiliary test plate as claimed in claim 1, wherein said locking seat has a welding hole for power supply for said locking seat.
3. An auxiliary test plate as claimed in claim 2, wherein said power supply welding holes of each of said locking receptacles are independent of each other.
4. An auxiliary test plate as claimed in claim 3, wherein said power source welding apertures are two sets in number.
5. An auxiliary test board as claimed in claim 4, wherein said power source welding apertures include a ground welding aperture and a power source positive welding aperture.
6. The auxiliary test plate as claimed in claim 1, wherein the number of the welding positions of the locking seats is 8.
7. The auxiliary test plate of claim 6 wherein the number of channel interfaces is 4.
8. An auxiliary test plate as claimed in claim 7, wherein each of said channel interfaces includes two sets of said tester table solder holes.
9. The auxiliary test plate as claimed in any one of claims 1 to 8, further comprising: and the reserved interface is provided with an external welding hole for connecting a device of an external circuit.
10. A test system comprising the auxiliary test board of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922340171.XU CN211613499U (en) | 2019-12-24 | 2019-12-24 | Auxiliary test board and test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922340171.XU CN211613499U (en) | 2019-12-24 | 2019-12-24 | Auxiliary test board and test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211613499U true CN211613499U (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922340171.XU Active CN211613499U (en) | 2019-12-24 | 2019-12-24 | Auxiliary test board and test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211613499U (en) |
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2019
- 2019-12-24 CN CN201922340171.XU patent/CN211613499U/en active Active
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