CN218122028U - Positioning fixture for testing circuit board - Google Patents
Positioning fixture for testing circuit board Download PDFInfo
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- CN218122028U CN218122028U CN202220878458.7U CN202220878458U CN218122028U CN 218122028 U CN218122028 U CN 218122028U CN 202220878458 U CN202220878458 U CN 202220878458U CN 218122028 U CN218122028 U CN 218122028U
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- circuit board
- fixture
- connection point
- clamp
- interface
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Abstract
The application provides a circuit board test positioning jig for connect first circuit board and second circuit board. The jig comprises a first clamp and a second clamp, the first clamp is provided with a first opening and a first electric connection point, the first opening is used for accommodating the first circuit board, and the first electric connection point is used for being electrically connected with the first circuit board; the second clamp is arranged on one side of the first clamp, the second clamp is provided with a second opening and is provided with a second electric connection point, the second opening is used for accommodating the second circuit board, and the second electric connection point is used for being electrically connected with the second circuit board and the first electric connection point. This application can directly measure the original circuit board of placing, reduces because the extra error that the line loss of tool brought.
Description
Technical Field
The application relates to the technical field of circuit boards, in particular to a circuit board testing and positioning jig.
Background
With the rapid development of the current electronic products, the demand for battery endurance is also increasing, and the design space of the circuit board is further compressed. The circuit board of mainstream electronic equipment generally adopts the design mode of compoboard to save space, however, the traditional tool usually uses the parallel structure to test the circuit board, but often brings extra error because of the problem of routing.
SUMMERY OF THE UTILITY MODEL
In view of this, the present application provides a positioning fixture for testing a circuit board, so as to reduce errors caused by line loss of the fixture.
The embodiment of the application provides a circuit board test positioning jig for connect first circuit board and second circuit board, include:
the first clamp is provided with a first opening and a first electric connection point, the first opening is used for accommodating the first circuit board, and the first electric connection point is used for being electrically connected with the first circuit board; and
the second clamp is arranged on one side of the first clamp, the second clamp is provided with a second opening and is provided with a second electric connection point, the second opening is used for accommodating the second circuit board, and the second electric connection point is used for being electrically connected with the second circuit board and the first electric connection point.
In a possible implementation manner, a side of the first clamp close to the second clamp is provided with a first communication interface, and the first communication interface is used for being electrically connected with a second communication interface on the first circuit board.
In a possible implementation manner, a first IO interface is arranged on one side of the first clamp close to the second clamp, and the first IO interface is used for being electrically connected with a second IO interface on the first circuit board.
In a possible implementation manner, a third communication interface is arranged on one side of the second clamp close to the first clamp, and the third communication interface is used for being electrically connected with a fourth communication interface on the second circuit board.
In a possible implementation manner, a third IO interface is disposed on a side of the second clamp close to the first clamp, and the third IO interface is used for being electrically connected with a fourth IO interface on the second circuit board.
In a possible embodiment, the first fixture further includes a first fixture base for receiving the first fixture, and a first fixing member for detachably fixing the first circuit board to the first fixture.
In a possible embodiment, the second fixture further includes a second fixture base for receiving the second fixture, and a second fixing member detachably fixing the first circuit board to the second fixture.
In a possible embodiment, the first opening is provided with a first contact point around the first opening, the first contact point is used for being electrically connected with the first electrical connection point, the second opening is provided with a second contact point around the second opening, and the second contact point is used for being electrically connected with the second electrical connection point.
In a possible embodiment, a conductive member is disposed at each of the first and second electrical connection points on the first and second clamps, and one conductive member is used for electrical connection with the other conductive member.
In a possible implementation manner, the electronic device further comprises a supporting plate, wherein the supporting plate is used for being abutted between the first circuit board and the second circuit board.
Compared with the prior art, the circuit board testing and positioning jig has the advantages that the first circuit board and the second circuit board are placed in the first clamp and the second clamp respectively, the first circuit board and the second circuit board are connected through the first electric connection point and the second electric connection point, based on the jig, the originally placed circuit boards can be directly measured, wiring of the jig is reduced, and therefore extra errors caused by line loss are reduced.
Drawings
Fig. 1 is a schematic structural diagram of a positioning fixture for testing a circuit board according to an embodiment of the present disclosure.
Fig. 2 is a schematic diagram illustrating a connection manner of the circuit board testing and positioning fixture shown in fig. 1.
Fig. 3 is a schematic structural view of the circuit board shown in fig. 1 disposed in the circuit board testing and positioning fixture.
Fig. 4 is a schematic structural view of the circuit board testing and positioning fixture shown in fig. 1.
Description of the main elements
Positioning fixture 100 for testing circuit board
Fourth IO interface 22
First opening 31
First electrical connection point 32
First fixing member 36
Second electrical connection point 42
Supporting plate 50
Wire 61
The following detailed description will further illustrate the present application in conjunction with the above-described figures.
Detailed Description
The following description refers to the accompanying drawings to more fully describe the present disclosure. Exemplary embodiments of the present application are illustrated in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the exemplary embodiments set forth herein. These exemplary embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. Like reference numerals designate identical or similar components.
The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting of the application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Further, as used herein, "comprises" and/or "comprising" and/or "having," integers, steps, operations, components, and/or components, but does not preclude the presence or addition of one or more other features, regions, integers, steps, operations, components, and/or groups thereof.
Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. Furthermore, unless otherwise explicitly defined herein, terms such as those defined in commonly used dictionaries should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and this application and will not be interpreted in an idealized or overly formal sense.
The following description of exemplary embodiments refers to the accompanying drawings. It should be noted that the components depicted in the referenced drawings are not necessarily shown to scale; and the same or similar components will be given the same or similar reference numerals or similar terms.
Embodiments of the present application will now be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, the present embodiment provides a positioning fixture 100 for testing a circuit board, the positioning fixture 100 includes a first fixture 30 and a second fixture 40, which are disposed oppositely and in parallel, for positioning a first circuit board 10 and a second circuit board 20 to test the first circuit board 10 and the second circuit board 20, where the first circuit board 10 and the second circuit board 20 may be motherboards of electronic devices such as a laptop computer and a mobile phone.
The first clamp 30 has a first aperture 31, a first electrical connection point 32, a first communication interface 33 and a first IO interface 34. The first opening 31 is disposed in the middle of the first fixture 30, and the edge of the first opening is disposed with a first contact point 311 electrically connected to the first electrical connection point 32, and the shape of the first opening 31 matches the shape of the first circuit board 10 for accommodating the first circuit board 10. When the first circuit board 10 is disposed in the first opening 31, the front surface of the first circuit board 10 is disposed opposite to the second fixture 40, and the first circuit board 10 is electrically connected to the first contact point 311, so that the first electrical connection point 32 is electrically connected to the first circuit board 10 through the first contact point 311. The first communication interface 33 is disposed on a side of the first jig 30 adjacent to the second jig 40, and is used for electrically connecting with the second communication interface 11 disposed on the first circuit board 10. The first IO interface 34 is used to electrically connect with the second IO interface 12 on the first circuit board 10. In one embodiment, the first fixture 30 includes two side edges perpendicular to each other, and the first electrical connection point 32 and the first communication interface 33 are respectively disposed on the two side edges of the first fixture 30. The first IO interface 34 is provided on the same side edge as the first electrical connection point 32.
The second clamp 40 comprises a second aperture 41, a second electrical connection point 42, a third communication interface 43 and a third IO interface 44. The second opening 41 is disposed in the middle of the second fixture 40, and a second contact point 411 electrically connected to the second electrical connection point 42 is disposed on an edge of the second opening 41, and the second opening 41 has a shape substantially the same as the second circuit board 20 and can receive the second circuit board 20. When the second circuit board 20 is disposed in the second opening 41, the opposite side of the second circuit board 20 is disposed opposite to the first fixture 30 and the second circuit board 20 is electrically connected to the second contact point 411, so that the second electrical connection point 42 is electrically connected to the second circuit board 20 through the second contact point 411.
Further, as shown in fig. 2, a conductive member 321, 421 is respectively disposed at the first electrical connection point 32 and the second electrical connection point 42 on the first clamp 30 and the second clamp 40, a conductive hole 60 is further respectively disposed on the conductive member 321, 421, and the first electrical connection point 32 is electrically connected to the second electrical connection point 42 through a wire 61 disposed in the two conductive holes 60, so as to electrically connect the first clamp 30 and the second clamp 40. Further, in an embodiment, the conductive members 321 and 421 may be two connectors disposed at the first electrical connection point 32 and the second electrical connection point 42, and the electrical connection between the first electrical connection point 32 and the second electrical connection point 42 is realized through the insertion of the two connectors, which is not limited herein. The third communication interface 43 is disposed on a side of the second fixture 40 close to the first fixture 30, and is used for electrically connecting with the fourth communication interface 21 on the second circuit board 20. A third IO interface 44 is disposed on the same side edge of the second electrical connection point 42, and the third IO interface 44 is disposed on a side of the second clamp 40 close to the first clamp 30, and is configured to be electrically connected to the fourth IO interface 22 on the second circuit board 20. In one embodiment, the second fixture 40 includes two side edges perpendicular to each other, the second electrical connection point 42 and the third communication interface 43 are respectively disposed on the two side edges of the second fixture 40, and the third IO interface 44 is disposed on the same side edge as the second electrical connection point 42.
For example, the first communication interface 33 and the third communication interface 43 may be antenna interfaces, and may be electrically connected to the second communication interface 11 and the fourth communication interface 21, respectively, by using a flexible flat cable for providing rf signals. The first IO interface 34 and the third IO interface 44 may be electrically connected to the second IO interface 12 and the fourth IO interface 22, respectively, using flexible flat cables for supplying power to the circuit board and providing control signals.
Further, the circuit board testing and positioning fixture 100 further includes a first fixture base 35, a first fixing member 36, a second fixture base 45, a second fixing member 46 and a supporting plate 50. The first jig 30 is placed on the first jig base 35 by means of detachable connection, and at the same time, the second jig 40 is placed on the second jig base 45 by means of detachable connection. As shown in fig. 4, fixing holes 301 are provided at the edges of the first jig 30 and the first jig base 35, respectively, and the first jig 30 is attached to the first jig base 35 through the fixing holes 301, and fixing holes 301 are provided at the edges of the second jig 40 and the second jig base 45, respectively, and the second jig 40 is attached to the second jig base 45 through the fixing holes 301. For example, in one embodiment, the releasable attachment may be a screw connection for securing the first clamp 30 to the first clamp base 35 and the second clamp 40 to the second clamp base 45. In other embodiments, the detachable connection manner may be other than a screw, and may be set according to actual requirements, which is not limited herein. The first fixing member 36 and the first fixture base 35 have the same shape, one side of the first fixture 30 is close to detachably connect the first fixture 30 and the first circuit board 10 to the first fixture base 35, the side opposite to the first fixture 30 is provided with a supporting plate 50, and the supporting plate 50 is abutted between the first fixing member 36 and the second fixing member 46. The second fixing member 46 has the same shape as the second jig base 45, and a side close to the second jig 40 detachably attaches the second jig 40, the second circuit board 20, to the second jig base 45. The shape of the supporting plate 50 is substantially the same as the shape of the first circuit board 10 and the second circuit board 20, and a space for measuring a probe is provided.
When testing the first circuit board 10 and the second circuit board 20, the first circuit board 10 and the second circuit board 20 are stacked in the first fixture 30 and the second fixture 40, that is, the front surfaces of the first circuit board 10 and the second circuit board 20 both face the second fixture base 45, the second IO interface 12 on the first circuit board 10 provides a control signal, the first circuit board 10 disposed in the first opening 31 is electrically connected to the first electrical connection point 32 on the first fixture 30 through the first contact point 311, meanwhile, the second circuit board 20 disposed in the second opening 41 is electrically connected to the second electrical connection point 42 on the second fixture 40 through the second contact point 411, the first electrical connection point 32 and the second electrical connection point 42 are electrically connected through the two electrically connected conductive members 321 and 421, so that signal transmission between the second circuit board 20 and the first circuit board 10 is completed, and the first circuit board 10 and the second circuit board 20 are analyzed and tested through the second IO interface 12.
In another embodiment, the control signal may also be provided by the fourth IO interface 22 on the second circuit board 20 when the first circuit board 10 and the second circuit board 20 are tested. The first circuit board 10 disposed in the first opening 31 is electrically connected to the first electrical connection point 32 on the first fixture 30 through the first contact point 311, meanwhile, the second circuit board 20 disposed in the second opening 41 is electrically connected to the second electrical connection point 42 on the second fixture 40 through the second contact point 411, and the first electrical connection point 32 and the second electrical connection point 42 are electrically connected through the two electrically connected conductive members 321 and 421, so that signal transmission between the first circuit board 10 and the second circuit board 20 is completed, and the first circuit board 10 and the second circuit board 20 are analyzed and tested through the fourth IO interface 22.
Because the original placement mode of the circuit board in the mainstream electronic equipment is mostly in a stack form, the circuit board is connected with a signal through the circuit board testing and positioning fixture 100, and the circuit board is maintained in the original placement state by adopting the structural form of the first clamp 30 and the second clamp 40 which are arranged in parallel relatively, so that the error caused by line loss is reduced.
Hereinbefore, specific embodiments of the present application are described with reference to the drawings. However, those skilled in the art will appreciate that various modifications and substitutions can be made to the specific embodiments of the present application without departing from the spirit and scope of the application. Such modifications and substitutions are intended to be within the scope of the present application.
Claims (10)
1. The utility model provides a circuit board test positioning jig for fix a position first circuit board and second circuit board, its characterized in that, circuit board test positioning jig includes:
the first clamp is provided with a first opening and a first electric connection point, the first opening is used for accommodating the first circuit board, and the first electric connection point is used for being electrically connected with the first circuit board; and
the second clamp is arranged on one side of the first clamp, the second clamp is provided with a second opening and is provided with a second electric connection point, the second opening is used for accommodating the second circuit board, and the second electric connection point is used for being electrically connected with the second circuit board and the first electric connection point.
2. The positioning fixture for testing circuit board according to claim 1, wherein a first communication interface is disposed on a side of the first fixture close to the second fixture, and the first communication interface is electrically connected to the second communication interface of the first circuit board.
3. The positioning fixture for testing circuit boards according to claim 1, wherein a first IO interface is disposed on a side of the first fixture close to the second fixture, and the first IO interface is electrically connected to a second IO interface on the first circuit board.
4. The positioning fixture for testing circuit board according to claim 1, wherein a third communication interface is disposed on a side of the second fixture close to the first fixture, and the third communication interface is electrically connected to a fourth communication interface on the second circuit board.
5. The positioning fixture for testing circuit boards according to claim 1, wherein a third IO interface is disposed on a side of the second fixture close to the first fixture, and the third IO interface is electrically connected to a fourth IO interface on the second circuit board.
6. The circuit board testing and positioning fixture of claim 1, wherein the first fixture further comprises a first fixture base for receiving the first fixture, and a first fixing member for detachably fixing the first circuit board to the first fixture.
7. The circuit board testing and positioning fixture of claim 1, wherein the second fixture further comprises a second fixture base for receiving the second fixture, and a second fixing member for detachably fixing the second circuit board to the second fixture.
8. The positioning fixture for testing circuit board according to claim 1, wherein a first contact point is disposed around the first opening for electrically connecting to the first electrical connection point, and a second contact point is disposed around the second opening for electrically connecting to the second electrical connection point.
9. The positioning apparatus for testing circuit board according to claim 1, wherein a conductive member is disposed at each of the first and second electrical connection points of the first and second jigs, and one of the conductive members is electrically connected to the other conductive member.
10. The positioning fixture for testing circuit board according to claim 1, further comprising a supporting plate, wherein the supporting plate is used for abutting against between the first circuit board and the second circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220878458.7U CN218122028U (en) | 2022-04-15 | 2022-04-15 | Positioning fixture for testing circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220878458.7U CN218122028U (en) | 2022-04-15 | 2022-04-15 | Positioning fixture for testing circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218122028U true CN218122028U (en) | 2022-12-23 |
Family
ID=84494231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220878458.7U Active CN218122028U (en) | 2022-04-15 | 2022-04-15 | Positioning fixture for testing circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218122028U (en) |
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2022
- 2022-04-15 CN CN202220878458.7U patent/CN218122028U/en active Active
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