CN219891368U - Circuit board test equipment - Google Patents
Circuit board test equipment Download PDFInfo
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- CN219891368U CN219891368U CN202320852949.9U CN202320852949U CN219891368U CN 219891368 U CN219891368 U CN 219891368U CN 202320852949 U CN202320852949 U CN 202320852949U CN 219891368 U CN219891368 U CN 219891368U
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- circuit board
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- 238000012360 testing method Methods 0.000 title claims abstract description 105
- 230000007246 mechanism Effects 0.000 claims abstract description 81
- 230000009471 action Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000012634 fragment Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 210000001503 joint Anatomy 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000013100 final test Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Abstract
The utility model discloses a circuit board test device, which comprises a control mechanism, wherein the control mechanism comprises: a frame body; the driving mechanism is arranged on the frame body; the testing mechanism is suitable for moving along the height direction of the frame body under the drive of the driving mechanism so as to drive the testing mechanism to contact with an object to be tested for testing; the display mechanism is electrically connected with the testing mechanism through the adapter plate; the test mechanism is suitable for transmitting the test result to the control mechanism, and the control mechanism receives the test result and controls the display mechanism to display the test result; the test mechanism comprises a plate body assembly connected with the driving mechanism, a moving assembly connected with the plate body assembly and capable of relatively moving, and a spring needle module connected with the moving assembly; be provided with the mounting that will wait to test the thing fixed on the support body, wait to test the thing and place on the support body through the mounting, actuating mechanism drive test mechanism removes in order to make shell fragment needle module and wait to test the thing contact towards the support body for shell fragment needle module aligns with wait to test the thing in order to test, convenient and fast.
Description
Technical Field
The utility model relates to circuit board testing equipment, and belongs to the technical field of circuit board performance testing.
Background
The testing process is to test the electrical function of the packaged product after the circuit board is packaged, so as to ensure the functional integrity of the circuit board. The electrical function test is to test various electrical parameters of the product to determine that the product can operate normally.
When testing a circuit board, a pin die is usually used to interface with a golden finger on the circuit board to test the stability of the golden finger function. The pin die is driven to move up and down by an air cylinder to enable the pin die to be in butt joint with the golden finger. However, when the golden finger is placed on the test equipment, a certain error exists due to the fact that the golden finger is installed and fixed in a manual mode. When the cylinder drives the needle mold to move downwards, the position between the needle mold and the golden finger may deviate, so that the golden finger and the needle mold cannot be aligned and further cannot be tested.
Accordingly, there is a need for an improvement over the prior art to overcome the deficiencies described in the prior art.
Disclosure of Invention
The utility model aims to provide circuit board testing equipment which can improve the testing efficiency of a circuit board and the accuracy of a testing result.
The utility model aims at realizing the following technical scheme: a circuit board testing apparatus comprising a control mechanism, the circuit board testing apparatus further comprising:
a frame body;
the driving mechanism is arranged on the frame body;
the testing mechanism is connected with the driving mechanism and is suitable for moving along the height direction of the frame body under the driving of the driving mechanism so as to drive the testing mechanism to be in contact with an object to be tested for testing; and
the display mechanism is electrically connected with the testing mechanism through the adapter plate; the testing mechanism is suitable for transmitting a testing result to the control mechanism, and the control mechanism receives the testing result and controls the display mechanism to display the testing result;
the test mechanism comprises a plate body assembly connected with the driving mechanism, a moving assembly connected with the plate body assembly and capable of moving along the length direction of the frame body relative to the plate body assembly, and a spring needle module connected with the moving assembly;
the device comprises a frame body, a spring plate needle module, a test mechanism and a spring plate needle module, wherein the frame body is provided with a fixing piece for fixing an object to be tested, the object to be tested is placed on the frame body through the fixing piece, the driving mechanism drives the test mechanism to move towards the frame body so that the spring plate needle module can be contacted with the object to be tested, and the spring plate needle module is aligned with the object to be tested through a moving assembly so as to conduct testing.
In one embodiment, the moving assembly comprises a manual sliding table and a connecting plate connected with the manual sliding table, and the elastic sheet needle module is installed on the connecting plate and faces to the object to be tested.
In one embodiment, the shrapnel needle module includes:
the mounting piece is provided with a plurality of first notches;
the elastic sheet needles are provided with a plurality of elastic sheet needles, the elastic sheet needles are in one-to-one correspondence with the first notches, and the elastic sheet needles are suitable for being partially installed and fixed in the first notches; and
a floating plate connected with the mounting member; the floating plate is provided with a plurality of second notches which are in one-to-one correspondence with the first notches and are suitable for accommodating the rest parts of the shrapnel needle; the floating plate can move along the length direction of the shrapnel needle under the action of external force;
the elastic piece needle comprises a first main body, a second main body and a deformation body, wherein the first main body and the second main body are suitable for being contacted with a golden finger of an object to be tested, the deformation body is connected with the first main body and the second main body, the elastic piece needle is contacted with the golden finger of the object to be tested, and the first main body is stressed to deform and bend the deformation body;
the first main body comprises a main body part, a testing part and a supporting part, wherein the testing part is arranged at the first end of the main body part and is contacted with the golden finger of the object to be tested, the supporting part is arranged at the second end of the main body part, and the deformation body is connected with the supporting part.
In one embodiment, the support portion and the main body portion are disposed vertically, and the deformation body is disposed at an end of the support portion near the main body portion.
In one embodiment, the deformable body is made of deformable material, or the deformable body is "S" shaped.
In one embodiment, the drive mechanism includes a drive member having an output shaft that is coupled to the test mechanism.
In one embodiment, the driving member is a servo cylinder.
Compared with the prior art, the utility model has the following beneficial effects: the test mechanism comprises an elastic sheet needle module and a moving assembly connected with the elastic sheet needle module, when the driving assembly drives the test mechanism to move towards an object to be tested, the moving assembly can be adjusted according to the position deviation between the object to be tested and the elastic sheet needle module, so that the moving assembly drives the elastic sheet needle module to move, and then the elastic sheet needle module can be aligned with a golden finger on the object to be tested, and the test efficiency and the test result of the test equipment are ensured;
and, the drive assembly includes the driving piece, and this driving piece is servo electric jar, and servo electric jar's precision is higher than conventional cylinder, can guarantee that servo electric jar is when the drive shell fragment needle module removes towards the object to be tested, can make the precision of the removal stroke of shell fragment needle module to prevent that the shell fragment needle module from damaging under the powerful drive of driving piece.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a circuit board testing apparatus according to the present utility model.
Fig. 2 is a schematic view of a part of the structure in fig. 1.
Fig. 3 is an exploded view of fig. 2.
Fig. 4 is a schematic structural view of the shrapnel needle in fig. 2.
Description of the embodiments
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. The utility model will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.
In the present utility model, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the component itself in the vertical, upright or gravitational direction; also, for ease of understanding and description, "inner and outer" refers to inner and outer relative to the profile of each component itself, but the above-mentioned orientation terms are not intended to limit the present utility model.
Examples
Referring to fig. 1-4, a circuit board testing apparatus in accordance with a preferred embodiment of the present utility model is suitable for testing a circuit board to detect a yield of gold fingers on the circuit board. In this embodiment, the circuit board is a circuit board for an automobile, and the length thereof is long, about 280mm, so that it is necessary to ensure accuracy of alignment with the circuit board for an automobile when the circuit board for an automobile is inspected.
The circuit board testing equipment comprises a control mechanism, wherein a control program can be input into the control mechanism so as to improve the testing efficiency. Wherein, the control program is a conventional control program, and the utility model does not improve the control program. In this embodiment, the control mechanism may be a control panel, a control chip, etc., which are all conventional structures and will not be described herein.
Specifically, the circuit board test device further comprises a frame body 1, a driving mechanism 2 installed on the frame body 1, a test mechanism 3 connected with the driving mechanism 2, and a display mechanism 4 electrically connected with the test mechanism 3 through an adapter plate 6, wherein the test mechanism 3 is suitable for being driven by the driving mechanism 2 to move along the height direction of the frame body 1 (the direction indicated by an arrow a in the drawing) so as to drive the test mechanism 3 to be in contact with an object to be tested for testing, the test mechanism 3 is suitable for transmitting a test result to a control mechanism, and the control mechanism receives the test result and controls the display mechanism 4 to display the test result. In this embodiment, the display mechanism 4 includes a display, which is a display panel, and is powered on to display the test result and the test progress, and the display is also a conventional structure, which is not described herein.
The testing mechanism 3 comprises a plate body assembly 31 connected with the driving mechanism 2, a moving assembly 32 connected with the plate body assembly 31 and capable of moving along the length direction (the direction indicated by an arrow b in the drawing) of the frame body 1 relative to the plate body assembly 31, and a shrapnel needle module 33 connected with the moving assembly 32, wherein the shrapnel needle module 33 is suitable for being in butt joint with a golden finger on the circuit board 5 to be tested. When the driving mechanism 2 drives the plate assembly 31 to move along the height direction to drive the elastic pin module 33 to move towards the circuit board 5 to be tested placed on the frame 1, so that the elastic pin module 33 is in butt joint with the golden finger on the circuit board 5 to be tested, then the moving assembly 32 is finely adjusted to enable the elastic pin module 33 to be completely aligned with the golden finger on the circuit board 5 to be tested, and finally the final test is completed by electrifying, so that the method is convenient and quick, and the test efficiency and the accuracy can be improved.
In this embodiment, the moving assembly 32 includes a manual sliding table 321 and a connecting plate 322 connected to the manual sliding table 321, and the elastic pin module 33 is mounted on the connecting plate 322 and disposed towards the object to be tested. The manual adjustment sliding table 321 has high precision, so that the elastic piece needle module 33 can be completely aligned with the golden finger on the circuit board 5 to be tested in the adjustment process.
The shrapnel needle module 33 comprises a mounting part 331 provided with a plurality of first slots, a plurality of shrapnel needles 333 and a floating plate 332 connected with the mounting part 331, wherein the shrapnel needles 333 are in one-to-one correspondence with the first slots and are suitable for enabling the shrapnel needles 333 to be partially installed and fixed in the first slots, and the floating plate 332 is provided with a plurality of second slots in one-to-one correspondence with the first slots and are suitable for accommodating the rest of the shrapnel needles 333; the floating plate 332 can move along the length direction of the spring pin 333 under the action of external force. In the present embodiment, the length direction of the elastic piece needle 333 is parallel to the height direction of the frame body 1. By arranging the floating plate 332, the elastic sheet needle 333 can be effectively protected, so that the service life of the elastic sheet needle 333 is prolonged. In the present embodiment, the thickness of the floating plate 332 is equal to the stroke of the spring pin 333, so as to effectively protect the spring pin 333.
In the present embodiment, since only one elastic sheet needle 333 is disposed in each notch, and the position of each elastic sheet needle 333 corresponds to the position of the gold finger on the circuit board 5 to be tested, the problem of staggering during the process of strong press-fitting does not occur, which results in poor contact.
The elastic pin 333 comprises a first main body 3331, a second main body 3332 and a deformation body 3333, wherein the first main body 3331 and the second main body 3332 are suitable for contacting with a golden finger of an object to be tested, the elastic pin 333 contacts with the golden finger of the object to be tested, and the deformation body 3333 is deformed and bent by the force of the first main body 3331. Specifically, the first main body 3331 includes a main body portion, a testing portion disposed at a first end of the main body portion to contact with a golden finger of an object to be tested, and a supporting portion disposed at a second end of the main body portion, and the deformation body 3333 is connected to the supporting portion. The support portion and the main body portion are vertically arranged, and the deformation body 3333 is arranged at one end of the support portion near the main body portion. In this embodiment, the deformable body 3333 is made of deformable material, or the deformable body 3333 is shaped like an "S". The purpose of this arrangement is that: because the deformation body 3333 can deform, the problem of poor contact caused by poor flatness can be effectively avoided in the pressing process.
The frame body 1 is provided with a fixing piece for fixing an object to be tested, when the object to be tested is placed on the frame body 1 through the fixing piece, the driving mechanism 2 drives the testing mechanism 3 to move towards the frame body 1 so that the elastic sheet needle module 33 can be in contact with the object to be tested, and the elastic sheet needle module 33 is aligned with the object to be tested through the moving assembly 32 so as to conduct testing. From the foregoing, the object to be tested is the circuit board 5 to be tested.
In this embodiment, the fixing member is a positioning column, and correspondingly, a positioning hole matched with the positioning column is provided on the circuit board 5 to be tested. Wherein, in order to stabilize the circuit board 5 to be tested, the fixing members are provided with at least two, and at least two fixing members are provided along the diagonal line of the circuit board 5 to be tested.
The drive mechanism 2 comprises a drive member having an output shaft which is connected to the test mechanism 3. In this embodiment, the driving member is a servo cylinder. The servo electric cylinder has higher precision, and can accurately control the movement of the elastic piece needle module 33, thereby ensuring the accuracy of the test result.
To sum up: the test mechanism 3 comprises a shrapnel needle module 33 and a moving assembly 32 connected with the shrapnel needle module 33, when the driving assembly drives the test mechanism 3 to move towards an object to be tested, the moving assembly 32 can be adjusted according to the position deviation between the object to be tested and the shrapnel needle module 33, so that the moving assembly 32 drives the shrapnel needle module 33 to move, and then the shrapnel needle module 33 can be aligned with a golden finger on the object to be tested, thereby ensuring the test efficiency and test result of the test equipment;
and, the drive assembly includes the driving piece, and this driving piece is servo electric jar, and servo electric jar's precision is higher than conventional cylinder, can guarantee that servo electric jar is when driving shell fragment needle module 33 and remove towards the test object, can make the precision of the travel of shell fragment needle module 33 to prevent shell fragment needle module 33 and damage under the powerful drive of driving piece.
It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. Based on the embodiments of the present utility model, those skilled in the art may make other different changes or modifications without making any creative effort, which shall fall within the protection scope of the present utility model.
Claims (7)
1. A circuit board testing apparatus comprising a control mechanism, wherein the circuit board testing apparatus further comprises:
a frame body;
the driving mechanism is arranged on the frame body;
the testing mechanism is connected with the driving mechanism and is suitable for moving along the height direction of the frame body under the driving of the driving mechanism so as to drive the testing mechanism to be in contact with an object to be tested for testing; and
the display mechanism is electrically connected with the testing mechanism through the adapter plate; the testing mechanism is suitable for transmitting a testing result to the control mechanism, and the control mechanism receives the testing result and controls the display mechanism to display the testing result;
the test mechanism comprises a plate body assembly connected with the driving mechanism, a moving assembly connected with the plate body assembly and capable of moving along the length direction of the frame body relative to the plate body assembly, and a spring needle module connected with the moving assembly;
the device comprises a frame body, a spring plate needle module, a test mechanism and a spring plate needle module, wherein the frame body is provided with a fixing piece for fixing an object to be tested, the object to be tested is placed on the frame body through the fixing piece, the driving mechanism drives the test mechanism to move towards the frame body so that the spring plate needle module can be contacted with the object to be tested, and the spring plate needle module is aligned with the object to be tested through a moving assembly so as to conduct testing.
2. The circuit board testing device of claim 1, wherein the moving assembly comprises a manual sliding table and a connecting plate connected with the manual sliding table, and the spring pin module is mounted on the connecting plate and is arranged towards the object to be tested.
3. The circuit board testing apparatus of claim 2, wherein the shrapnel needle module comprises:
the mounting piece is provided with a plurality of first notches;
the elastic sheet needles are provided with a plurality of elastic sheet needles, the elastic sheet needles are in one-to-one correspondence with the first notches, and the elastic sheet needles are suitable for being partially installed and fixed in the first notches; and
a floating plate connected with the mounting member; the floating plate is provided with a plurality of second notches which are in one-to-one correspondence with the first notches and are suitable for accommodating the rest parts of the shrapnel needle; the floating plate can move along the length direction of the shrapnel needle under the action of external force;
the elastic piece needle comprises a first main body, a second main body and a deformation body, wherein the first main body and the second main body are suitable for being contacted with a golden finger of an object to be tested, the deformation body is connected with the first main body and the second main body, the elastic piece needle is contacted with the golden finger of the object to be tested, and the first main body is stressed to deform and bend the deformation body;
the first main body comprises a main body part, a testing part and a supporting part, wherein the testing part is arranged at the first end of the main body part and is contacted with the golden finger of the object to be tested, the supporting part is arranged at the second end of the main body part, and the deformation body is connected with the supporting part.
4. The circuit board testing apparatus of claim 3, wherein the support portion and the main body portion are disposed vertically, and the deformation body is disposed at an end of the support portion near the main body portion.
5. The circuit board testing apparatus of claim 3, wherein the deformable body is of a deformable material.
6. The circuit board testing apparatus of any one of claims 1 to 5, wherein the drive mechanism comprises a drive member having an output shaft, the output shaft being coupled to the testing mechanism.
7. The circuit board testing apparatus of claim 6, wherein the driving member is a servo cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320852949.9U CN219891368U (en) | 2023-04-17 | 2023-04-17 | Circuit board test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320852949.9U CN219891368U (en) | 2023-04-17 | 2023-04-17 | Circuit board test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219891368U true CN219891368U (en) | 2023-10-24 |
Family
ID=88411438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320852949.9U Active CN219891368U (en) | 2023-04-17 | 2023-04-17 | Circuit board test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219891368U (en) |
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2023
- 2023-04-17 CN CN202320852949.9U patent/CN219891368U/en active Active
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