CN218036026U - Bending experiment base of circuit board - Google Patents
Bending experiment base of circuit board Download PDFInfo
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- CN218036026U CN218036026U CN202222037254.3U CN202222037254U CN218036026U CN 218036026 U CN218036026 U CN 218036026U CN 202222037254 U CN202222037254 U CN 202222037254U CN 218036026 U CN218036026 U CN 218036026U
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- circuit board
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- cylindrical electrodes
- electrode fixing
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Abstract
The utility model discloses a crooked experiment base of circuit board, include: the electrode fixing device comprises a C-shaped base, a mounting positioning groove, an electrode fixing groove and a cylindrical electrode; the cylindrical electrode is embedded in an electrode fixing groove, and the electrode fixing groove is arranged in the installation positioning groove; two sets of fixed cylindrical electrodes, electrode fixed slots and installation positioning grooves are fixed at the two ends of the opening of the C-shaped base respectively, so that the two ends of a circuit board to be subjected to bending experiments can be lapped on the cylindrical electrodes at the two ends to perform bending experiments. Through the technical scheme of the utility model, can with the circuit board make things convenient for, put through to test circuit steadily in, the accuracy of bending experiment has been guaranteed to stable bearing structure.
Description
Technical Field
The utility model relates to a crooked experiment technical field of electronic components especially relates to a crooked experiment base of circuit board.
Background
At present, when various types of electronic components are subjected to bending tests, the electronic components are required to be welded on a PCB for the tests, and then the PCB is loaded on a bending test table for the bending tests. The existing bending test bed is used for fixing a circuit board for experiments, and when parameters of components need to be tested and collected in an experiment process, the components need to be connected with a fixed supporting structure of the bending test bed through a printed circuit on the circuit board for experiments and are connected into a test loop.
As shown in fig. 1, in the conventional connection method, there is a problem that initial values are not accurate during testing because there is a possibility that a contact between a support structure of a bending test table and a circuit board is poor due to slight deformation of the circuit board.
SUMMERY OF THE UTILITY MODEL
To the problem, the utility model provides a crooked experiment base of circuit board is fixed in cylindrical electrode the both ends of C type base through C type base, installation constant head tank and electrode fixed slot, and the circuit board that supplies the examination of awaiting measuring experiment is convenient, put through to the test circuit steadily in, and the accuracy of crooked experiment has been guaranteed to stable bearing structure.
In order to achieve the above object, the utility model provides a crooked experiment base of circuit board, include: the electrode fixing device comprises a C-shaped base, a mounting positioning groove, an electrode fixing groove and a cylindrical electrode;
the cylindrical electrode is embedded in the electrode fixing groove, and the electrode fixing groove is arranged in the installation positioning groove;
the two sets of fixed cylindrical electrodes, the electrode fixing groove and the installation positioning groove are respectively fixed at the two ends of the opening of the C-shaped base, so that the two ends of a circuit board to be subjected to bending experiments can be lapped on the cylindrical electrodes at the two ends to perform bending experiments.
In the above technical solution, preferably, the electrode fixing groove is provided with a groove body adapted to the shape and size of the cylindrical electrode, and the cylindrical electrode is embedded in the electrode fixing groove and can expose the upper half column structure of the cylindrical electrode.
In the above technical solution, preferably, two sets of the cylindrical electrodes, the electrode fixing grooves, and the installation positioning grooves that are fixed to each other are respectively fixed to two ends of an opening of the C-shaped base in a manner that the cylindrical electrodes are arranged in an opposite direction, and two ends of the circuit board are respectively lapped on the cylindrical electrodes that are arranged in an opposite direction and expose the upper half cylinder structure.
In the above technical solution, preferably, the cylindrical electrodes are arranged in an arc structure having a radian relative to the axis along the cylindrical surfaces at two sides of the axis, so that the circuit board is in good contact with the cylindrical electrodes.
In the above technical solution, preferably, the width of the C-shaped base is adapted to the specification of the circuit board, so that the printed circuit of the circuit board is in contact with the cylindrical electrodes fixed at both ends of the C-shaped base.
Compared with the prior art, the beneficial effects of the utility model are that: through C type base, installation constant head tank and electrode fixed slot with cylindrical electrode be fixed in C type base's both ends, supply the circuit board of the experiment that awaits measuring to make things convenient for, switch on to the test return circuit steadily in, stable bearing structure has guaranteed the accuracy of crooked experiment.
Drawings
FIG. 1 is a schematic diagram of a prior art contact between a circuit board and a cylindrical electrode;
fig. 2 is a schematic structural diagram of a bending test base of a circuit board according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an electrode fixing groove according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a cylindrical electrode according to an embodiment of the present invention;
fig. 5 is a schematic structural view illustrating a cylindrical electrode mounted in an electrode fixing groove according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a positioning groove according to an embodiment of the present invention;
fig. 7 is a schematic view illustrating a structure of an electrode fixing groove installed in a mounting positioning groove according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a C-shaped base according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a circuit board according to an embodiment of the present invention;
fig. 10 is a schematic view of an embodiment of a bending test base of a circuit board according to an embodiment of the present invention;
fig. 11 is a schematic view of a contact manner between a circuit board and a cylindrical electrode according to an embodiment of the present invention.
In the drawings, the correspondence between each component and the reference numeral is:
1.C type base, 2.installation constant head tank, 3.electrode fixed slot, 4.cylindrical electrode, 5.circuit board.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. 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.
The invention is described in further detail below with reference to the accompanying drawings:
as shown in fig. 2 to fig. 11, the bending test base of a circuit board according to the present invention includes: the device comprises a C-shaped base 1, a mounting positioning groove 2, an electrode fixing groove 3 and a cylindrical electrode 4;
the cylindrical electrode 4 is embedded in the electrode fixing groove 3, and the electrode fixing groove 3 is arranged in the installation positioning groove 2;
two sets of fixed cylindrical electrode 4 mutually, electrode fixed slot 3 and installation constant head tank 2 are fixed in the opening both ends of C type base 1 respectively for 5 both ends of circuit board of waiting to bend the experiment can overlap joint carry out the bending experiment on the cylindrical electrode 4 at both ends.
In this embodiment, through C type base 1, installation constant head tank 2 and electrode fixed slot 3 with cylindrical electrode 4 be fixed in C type base 1's both ends, supply the circuit board 5 of the experiment that awaits measuring to make things convenient for, put through to the test return circuit steadily in, stable bearing structure has guaranteed the accuracy of bending experiment.
Specifically, in order to guarantee in the bending resistance experimentation, circuit board 5 can make the initial value of test more accurate by good contact bearing structure when loading on the base, the utility model designs a bending experiment base can realize good contact with the circuit board when bearing the circuit board, only need in the testing process place circuit board 5 on bending experiment base and with the cylindrical electrode 4 contact at both ends can, convenient and fast, stability is good to make the initial value of test more accurate.
In the above embodiment, it is preferable that the electrode fixing groove 3 is provided with a groove body adapted to the shape and size of the cylindrical electrode 4, and the cylindrical electrode 4 is fitted into the electrode fixing groove 3 so that the upper half column structure of the cylindrical electrode 4 can be exposed. Exposing partial structure of the cylindrical electrode, enabling the circuit board 5 to be stably lapped on the surface of the electrode in the testing process, and connecting the circuit board 5 of the testing experiment to a testing loop.
In the above embodiment, preferably, two sets of the cylindrical electrodes 4, the electrode fixing grooves 3 and the installation positioning grooves 2 which are fixed to each other are respectively fixed to two open ends of the C-shaped base 1 in a manner that the cylindrical electrodes 4 are arranged oppositely, and two ends of the circuit board 5 are respectively lapped on the cylindrical electrodes 4 which are arranged oppositely and expose the upper half column structures. The two ends of the C-shaped base 1 form opposite symmetrical structures, preferably, the width of the two ends of the C-shaped base 1 adopts a specification matched with a circuit board 5 to be tested, and the cylindrical electrodes 4 are installed at the two ends of the C-shaped base 1 through the electrode fixing grooves 3 and the installation positioning grooves 2, so that when the circuit board 5 is lapped on an experiment base, the printed circuit of the circuit board 5 can be stably contacted with the cylindrical electrodes 4 fixed at the two ends of the C-shaped base 1.
Wherein, there are printed circuit's circuit and product pad on the circuit board 5, and the width of circuit board 5 is unanimous with the width of installation constant head tank 2, and the length is unanimous with the opening width of C type base 1. After the installation is accomplished, weld the product on circuit board 5, directly place circuit board 5 in installation constant head tank 2, can accomplish cylindrical electrode 4 and the contact of circuit board 5 printed circuit, carry out bending test and data acquisition.
Wherein, as shown in fig. 5, the mounting positioning groove 2 is provided with a screw mounting hole, as shown in fig. 7, the C-shaped base 1 is provided with a mounting threaded hole, as shown in fig. 9, and the circuit board 5 is provided with a printed circuit. As shown in fig. 10, in the bending test, a pressing blade was provided on the PCB circuit board 5 to perform the bending test.
In the above embodiment, when the ordinary cylindrical electrode 4 contacts the PCB 5, if the PCB 5 is slightly deformed, the PCB 5 cannot be completely contacted with the circular electrode, and only one point of the edge can be contacted, and at this time, if the measurement is performed, the measurement result is likely to be inaccurate because the PCB 5 is not completely contacted with the electrode.
Therefore, preferably, the utility model discloses carry out the radius angle operation to the face of cylinder at cylindrical electrode 4 both ends for cylindrical electrode 4 sets up to have the cambered surface structure of radian for the axle center along the both sides cylinder in axle center, even PCB circuit board 5 has appeared slightly warping like this, also can make circuit board 5 and cylindrical electrode 4 have certain contact surface, guarantees to contact well, and then guarantees the accuracy of test.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A bending experiment base of a circuit board is characterized by comprising: the device comprises a C-shaped base, an installation positioning groove, an electrode fixing groove and a cylindrical electrode;
the cylindrical electrode is embedded in the electrode fixing groove, and the electrode fixing groove is arranged in the installation positioning groove;
the two sets of fixed cylindrical electrodes, the electrode fixing grooves and the installation positioning grooves are respectively fixed at two ends of the opening of the C-shaped base, so that two ends of a circuit board to be subjected to bending experiments can be lapped on the cylindrical electrodes at two ends to perform bending experiments.
2. The base for the bending test of the circuit board as claimed in claim 1, wherein the electrode fixing slots are provided with slots adapted to the shape and size of the cylindrical electrodes, and the cylindrical electrodes are embedded in the electrode fixing slots to expose the upper half column structures of the cylindrical electrodes.
3. The experimental bending base for circuit boards as claimed in claim 2, wherein two sets of the cylindrical electrodes, the electrode fixing grooves and the positioning grooves are fixed to two ends of the opening of the C-shaped base respectively in a manner that the cylindrical electrodes are arranged in opposite directions, and two ends of the circuit board are respectively connected to the cylindrical electrodes arranged in opposite directions and exposed from the upper half column structure.
4. The experimental bending base for circuit boards as claimed in claim 1, wherein the cylindrical electrodes are arranged in an arc structure with a radian relative to the axis along the two side cylindrical surfaces of the axis, so that the circuit board is in good contact with the cylindrical electrodes.
5. The bend test socket of claim 1, wherein the width of the C-shaped socket is adapted to the specification of the circuit board, so that the printed circuit of the circuit board contacts the cylindrical electrodes fixed at both ends of the C-shaped socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222037254.3U CN218036026U (en) | 2022-08-03 | 2022-08-03 | Bending experiment base of circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222037254.3U CN218036026U (en) | 2022-08-03 | 2022-08-03 | Bending experiment base of circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218036026U true CN218036026U (en) | 2022-12-13 |
Family
ID=84343613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222037254.3U Active CN218036026U (en) | 2022-08-03 | 2022-08-03 | Bending experiment base of circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218036026U (en) |
-
2022
- 2022-08-03 CN CN202222037254.3U patent/CN218036026U/en active Active
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