CN220305458U - Universal automatic testing device - Google Patents
Universal automatic testing device Download PDFInfo
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- CN220305458U CN220305458U CN202321974461.XU CN202321974461U CN220305458U CN 220305458 U CN220305458 U CN 220305458U CN 202321974461 U CN202321974461 U CN 202321974461U CN 220305458 U CN220305458 U CN 220305458U
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- power supply
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- 238000012360 testing method Methods 0.000 title claims abstract description 131
- 239000000523 sample Substances 0.000 claims abstract description 9
- 238000004088 simulation Methods 0.000 claims abstract description 9
- 238000004891 communication Methods 0.000 claims description 17
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 241000274582 Pycnanthus angolensis Species 0.000 description 8
- 239000011087 paperboard Substances 0.000 description 8
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011990 functional testing Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Tests Of Electronic Circuits (AREA)
Abstract
The utility model discloses a universal automatic testing device, comprising: the test seat is provided with a controller, a direct current power supply interface and a battery power supply interface which are electrically connected with the controller, wherein the direct current power supply interface is used for being connected with a power line in a plugging manner, and the battery power supply interface is used for being connected with a simulation battery through a power supply line; the test stand is electrically connected with the test seat, is equipped with on the test stand and places seat, needle bed and drive assembly, places the seat and is used for placing the circuit board, and the needle bed is located the top of placing the seat and the needle bed is equipped with test probe towards the one side of placing the seat, and the needle bed is connected with drive assembly's output execution end, and drive assembly drives the needle bed and moves towards or keep away from placing the seat. When the circuit boards with similar test functions are tested, the universal automatic test device only needs to replace the test frame to correspond to different circuit board tests, so that the test cost is greatly reduced, and power can be supplied to some special circuit board tests through the simulation battery, so that more various circuit boards can be tested, and the test universality is improved.
Description
Technical Field
The utility model relates to the field of circuit board testing, in particular to a universal automatic testing device.
Background
Many defects such as short circuit, open circuit and poor welding of a circuit board can occur in the production process of the electronic product, so that multiple tests are required in the production process of the electronic product.
The circuit board test refers to the detection of the electrical conduction performance and the input/output value of the circuit board on which the electronic components are mounted. In the design of a circuit board, the numerical relationships of voltage, current and the like exist among different test points, and the test points are detected by means of professional test equipment or a manual operation multimeter mode, so that whether the actual circuit board meets the design requirements is verified.
The circuit boards with the same type, multiple types and similar functions are tested in a large quantity, a large number of different devices are usually designed and manufactured to be matched with the tests of different circuit boards, different special devices are required to be respectively opened for testing the different circuit boards, and the test cost is high.
Disclosure of Invention
The utility model mainly aims to provide a general automatic testing device, which aims to solve the technical problem that the testing cost is high due to the fact that a large number of different devices are required to be manufactured for testing the circuit boards with the same type, multiple types and similar functions.
To achieve the above object, the present utility model provides a universal automatic test apparatus, comprising:
the test seat is provided with a controller, a direct current power supply interface and a battery power supply interface, wherein the direct current power supply interface and the battery power supply interface are electrically connected with the controller, the direct current power supply interface is used for being connected with a power line in a plugging mode, and the battery power supply interface is used for being connected with a simulation battery through a power supply line;
the test stand is electrically connected with the test seat, be equipped with on the test stand and place seat, needle bed and drive assembly, place the seat and be used for placing the circuit board, the needle bed is located place the top of seat just the needle bed orientation place the one side of seat and be equipped with test probe, the needle bed with drive assembly's output execution end is connected, drive assembly drive the needle bed orientation or keep away from place the seat and remove.
In some embodiments, the test seat is provided with a communication interface electrically connected with the controller, the test frame is provided with a communication interface, and the communication interface is connected with the communication interface through a connecting wire.
In some embodiments, further comprising:
the upper computer is in communication connection with the test seat.
In some embodiments, the test rack comprises a test platform and a support frame arranged on the test platform, and the placing seat is arranged on the test platform; the drive assembly includes:
the driving piece is arranged on the supporting frame;
the driving rod, the one end of driving rod is connected the output execution end of driving piece, the other end of driving rod is connected the needle bed, the driving piece drive the driving rod motion, in order to drive the needle bed orientation or keep away from place the seat and remove.
In some embodiments, the drive assembly further comprises:
the limiting plate is arranged on the supporting frame;
the guide rod is fixed on the test platform at one end and connected with the limiting plate at the other end, a guide sleeve is sleeved on the guide rod, and the guide sleeve is connected with the needle bed.
In some embodiments, the number of the guide rods is two, and the two guide rods are respectively located at two sides of the needle bed and are oppositely arranged.
In some embodiments, the test platform comprises a box body and a box plate which can be overturned and is covered on the top of the box body, and the support frame and the placing seat are both arranged on the box plate.
In some embodiments, the box body is provided with a lock catch, and the box plate is provided with a locking port matched with the lock catch;
wherein, in the locking state, the lock catch locks the locking port; in the unlocking state, the lock catch is separated from the locking notch.
In some embodiments, the box body is provided with a first connecting hole, the box plate is provided with a second connecting hole, and the second connecting hole is connected with the first connecting hole through a penetrating screw.
In some embodiments, handles are provided on opposite sides of the case.
According to the universal automatic testing device, during testing, the testing seat is connected with the testing frame through the connecting wire, the circuit board to be tested is fixed on the placing seat, the controller controls the driving assembly to drive the testing probes of the needle bed to contact with the testing points of the circuit board to be tested to test, when the circuit boards with the same type and multiple types and similar functions are tested, the testing frame is only required to be replaced to correspond to different circuit board tests, the testing cost is greatly reduced, and power can be supplied to some special circuit board tests through the simulation battery, so that more various circuit boards can be tested, and the testing universality is improved.
Drawings
FIG. 1 is a schematic diagram of a general automatic test equipment according to an embodiment of the present utility model;
FIG. 2 is a functional block diagram of a universal automatic test equipment according to an embodiment of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made more clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
It will also be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The present utility model proposes a general automatic test apparatus, referring to fig. 1 and 2, comprising:
the test seat 100 is provided with a controller, a direct current power interface and a battery power supply interface which are electrically connected with the controller, wherein the direct current power interface is used for being connected with a power line in an inserting mode, and the battery power interface is used for being connected with a simulation battery through a power supply line;
the test rack 200 is electrically connected with the test seat 100, the test rack 200 is provided with a placing seat 210, a needle bed 220 and a driving component 230, the placing seat 210 is used for placing a circuit board, the needle bed 220 is located above the placing seat 210, one surface of the needle bed 220, which faces the placing seat 210, is provided with a test probe, the needle bed 220 is connected with an output execution end of the driving component 230, and the driving component 230 drives the needle bed 220 to move towards or away from the placing seat 210.
In this embodiment, the test stand 200 is a functional test box, the test stand 100 is a universal test box, for the same type and multiple types of circuit boards with similar functions, multiple circuit boards can be tested only by replacing the test stand 200, so as to achieve generalization, the test stand 100 is further provided with a relay, the relay is respectively electrically connected with a controller, the controller controls the relay to cut off or switch on the current or voltage output to the test stand 200, when in test, a test probe is in one-to-one correspondence with a test point of the circuit board to be tested, the test probe is used for powering on the test point of the circuit board to be tested, whether the circuit board meets the requirements is judged, when some special circuit boards are tested, a simulation battery is needed for providing a programmable power supply for the circuit board to be tested, the simulation battery can be a double-image power limiting source, the double-image power limiting source has double-image current output capability, and the cross-quadrant seamless switching is suitable for a battery simulator for charging and discharging of the battery, and the characteristics of high precision and high stability are provided. Optionally, the outer shells of the test socket 100 and the test rack 200 are made of bakelite, so as to improve the insulativity, heat resistance and corrosion resistance of the platform, and the test socket and the test rack can be arranged according to practical situations.
According to the universal automatic testing device, during testing, the test seat 100 and the test rack 200 are connected through the connecting wire, then the circuit board to be tested is fixed on the placing seat 210, the controller controls the driving assembly 230 to drive the test probes of the needle bed 220 to be in contact with the test points of the circuit board to be tested for testing, when the circuit boards with the same type and multiple types and similar functions are tested, the test rack 200 is only required to be replaced to correspond to different circuit board tests, the testing cost is greatly reduced, and power can be supplied to some special circuit board tests through the simulation battery, so that more various circuit boards can be tested, and the testing universality is improved.
In some embodiments, the test socket 100 is provided with a communication interface electrically connected to the controller, and the test rack 200 is provided with a communication interface, and the communication interface is connected to the communication interface through a connection wire.
In this embodiment, the communication interface is connected to the communication interface through a connection line, and when in testing, a program corresponding to the circuit board to be tested is led into the controller, and the controller controls the relay according to the program and automatically switches the control state according to the program, thereby realizing the automatic switching action of various switch functions.
In some embodiments, referring to fig. 2, further comprising:
the upper computer is in communication connection with the test seat 100.
In this embodiment, the upper computer communicates with the controller of the test seat 100 to control the on-off of the power supply to output or input voltage, so as to control the voltage or current of the tested circuit board, and when some special circuit boards are tested, the upper computer also provides the voltage of the tested circuit board by controlling the analog battery, and the upper computer communicates with the internet access to program, so that data can be collected in multiple channels at the same time, and the effect of no interference with each other is achieved.
In some embodiments, referring to fig. 1, the test rack 200 includes a test platform 240 and a support 241 provided on the test platform 240, and the placement base 210 is located on the test platform 240; the driving assembly 230 includes:
a driving member 231 disposed on the supporting frame 241;
the driving rod 232, one end of the driving rod 232 is connected with the output execution end of the driving piece 231, the other end of the driving rod 232 is connected with the needle bed 220, and the driving piece 231 drives the driving rod 232 to move so as to drive the needle bed 220 to move towards or away from the placing seat 210.
In this embodiment, an operation button is disposed on the test stand 200, and a worker can drive the driving rod 232 to drive the needle bed 220 to move toward or away from the placement base 210 by operating the driving member 231 with the operation button, so that the test probe abuts against the circuit board to be tested placed on the placement base 210. Alternatively, the driving member 231 may be a cylinder, and may be configured according to practical situations.
In some embodiments, referring to fig. 1, the drive assembly 230 further comprises:
the limiting plate 233 is arranged on the supporting frame 241;
the guide rod 234, one end of the guide rod 234 is fixed on the test platform 240, the other end is connected with the limiting plate 233, the guide rod 234 is sleeved with a guide sleeve, and the guide sleeve is connected with the needle bed 220.
In this embodiment, the driving assembly 230 further includes a limiting member and a guide rod 234, so that the driving member 231 drives the driving rod 232 to drive the needle bed 220 to move stably, the abutting process is stable, the needle bed 220 is ensured not to shake left and right, the testing is ensured to be accurate, and when the driving rod 232 moves up and down relative to the supporting frame 241, the guide rod 234 moves up and down relative to the limiting member, so that the needle bed 220 keeps stable left and right and does not shake during movement.
In some embodiments, referring to fig. 1, the guide bars 234 are two, and the two guide bars 234 are located at two sides of the needle bed 220 and are disposed opposite to each other.
In this embodiment, there are two limiting members, one corresponding to each guide rod 234, so as to further stabilize the movement of the needle bed 220.
In some embodiments, referring to fig. 1, the test platform 240 includes a box 242 and a box board that is invertably covered on top of the box 242, and the support frame 241 and the placement base 210 are both disposed on the box board.
In this embodiment, a hinge is optionally mounted at the rotational connection of the housing 242 to the deck. Alternatively, to ensure that the case plate is not opened during use, the case 242 may be locked to the case plate by a lock or a screw, etc., and may be set according to practical circumstances.
In some embodiments, the box 242 is provided with a lock catch, and the box board is provided with a locking opening matched with the lock catch;
wherein, in the locking state, the lock catch buckles the locking notch; in the unlocking state, the lock catch is separated from the locking notch.
In this embodiment, the box body 242 is provided with a lock catch, the box board is provided with a locking opening, the lock catch is matched with the locking opening, and when the lock catch is locked in the locking opening, the box body 242 and the box board are in a locking state; when the shackle is disengaged from the shackle, the box 242 is in an unlocked state with the box plate. The box 242 and the box board are locked by the lock catches, so that the structure is simple and the test platform 240 is conveniently locked.
In some embodiments, the box 242 is provided with a first connection hole, and the box plate is provided with a second connection hole, and the second connection hole is connected with the first connection hole through a penetrating screw.
In this embodiment, optionally, the first connecting hole is a threaded hole, the second connecting hole is a through hole, and a screw passes through the through hole on the box board and is inserted and fastened in the threaded hole on the box body 242, so as to lock the box board on the box body 242.
In some embodiments, handles are provided on opposite sides of the housing 242.
In this embodiment, the handle is disposed on the case 242, so that the user can conveniently carry the test rack 200, and the test rack 200 is more portable. Alternatively, both ends of the handle are fixedly mounted to the case 242 by screws.
The above description of the preferred embodiments of the present utility model should not be taken as limiting the scope of the utility model, but rather should be understood to cover all modifications, variations and adaptations of the present utility model using its general principles and the following detailed description and the accompanying drawings, or the direct/indirect application of the present utility model to other relevant arts and technologies.
Claims (10)
1. A universal automatic test equipment, comprising:
the test seat is provided with a controller, a direct current power supply interface and a battery power supply interface, wherein the direct current power supply interface and the battery power supply interface are electrically connected with the controller, the direct current power supply interface is used for being connected with a power line in a plugging mode, and the battery power supply interface is used for being connected with a simulation battery through a power supply line;
the test stand is electrically connected with the test seat, be equipped with on the test stand and place seat, needle bed and drive assembly, place the seat and be used for placing the circuit board, the needle bed is located place the top of seat just the needle bed orientation place the one side of seat and be equipped with test probe, the needle bed with drive assembly's output execution end is connected, drive assembly drive the needle bed orientation or keep away from place the seat and remove.
2. The universal automatic test device according to claim 1, wherein the test socket is provided with a communication interface electrically connected with the controller, the test stand is provided with a communication interface, and the communication interface is connected with the communication interface through a connecting wire.
3. The universal automatic test equipment of claim 1, further comprising:
the upper computer is in communication connection with the test seat.
4. The universal automatic test equipment according to claim 1, wherein the test rack comprises a test platform and a support frame arranged on the test platform, and the placing seat is arranged on the test platform; the drive assembly includes:
the driving piece is arranged on the supporting frame;
the driving rod, the one end of driving rod is connected the output execution end of driving piece, the other end of driving rod is connected the needle bed, the driving piece drive the driving rod motion, in order to drive the needle bed orientation or keep away from place the seat and remove.
5. The universal automatic test equipment of claim 4, wherein the drive assembly further comprises:
the limiting plate is arranged on the supporting frame;
the guide rod is fixed on the test platform at one end and connected with the limiting plate at the other end, a guide sleeve is sleeved on the guide rod, and the guide sleeve is connected with the needle bed.
6. The universal automatic test equipment according to claim 5, wherein the number of the guide rods is two, and the two guide rods are respectively located at two sides of the needle bed and are oppositely arranged.
7. The universal automatic test equipment according to claim 4, wherein the test platform comprises a box body and a box plate which is arranged on the top of the box body in a cover-turning manner, and the support frame and the placing seat are arranged on the box plate.
8. The universal automatic test equipment according to claim 7, wherein a lock catch is arranged on the box body, and a locking port matched with the lock catch is arranged on the box plate;
wherein, in the locking state, the lock catch locks the locking port; in the unlocking state, the lock catch is separated from the locking notch.
9. The universal automatic test equipment according to claim 7, wherein the box body is provided with a first connecting hole, the box plate is provided with a second connecting hole, and the second connecting hole is connected with the first connecting hole through a penetrating screw.
10. The universal automatic test equipment of claim 7, wherein handles are provided on opposite sides of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321974461.XU CN220305458U (en) | 2023-07-25 | 2023-07-25 | Universal automatic testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321974461.XU CN220305458U (en) | 2023-07-25 | 2023-07-25 | Universal automatic testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220305458U true CN220305458U (en) | 2024-01-05 |
Family
ID=89351482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321974461.XU Active CN220305458U (en) | 2023-07-25 | 2023-07-25 | Universal automatic testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220305458U (en) |
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2023
- 2023-07-25 CN CN202321974461.XU patent/CN220305458U/en active Active
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