CN212646892U - Full-automatic circuit board test machine - Google Patents
Full-automatic circuit board test machine Download PDFInfo
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- CN212646892U CN212646892U CN202020693654.8U CN202020693654U CN212646892U CN 212646892 U CN212646892 U CN 212646892U CN 202020693654 U CN202020693654 U CN 202020693654U CN 212646892 U CN212646892 U CN 212646892U
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- conveying
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Abstract
The utility model discloses a full-automatic circuit board testing machine, including test fixture, test base, aligning gear and accredited testing organization, be equipped with the test groove that is used for holding the work piece on the test base, aligning gear includes camera, keysets drive assembly, the keysets is equipped with the calibration point, the camera is used for shooting and transmitting the image signal to the work piece on the test base; the adapter plate driving component is used for driving the adapter plate to move according to the image signal so as to enable the calibration point on the calibration plate to correspond to the test point of the workpiece; the test mechanism comprises a test board and a test board driving assembly, wherein the test board driving assembly is used for driving the test board to be pressed on the calibration board and the workpiece; the conveying mechanism is provided with a mounting seat, and the test base and the calibration mechanism are mounted on the mounting seat; a workpiece manipulator. The utility model discloses can carry out the work piece automatically and go up unloading, carry and counterpoint, improve the measuring accuracy.
Description
Technical Field
The utility model relates to a circuit board production facility technical field especially relates to a full-automatic circuit board test machine.
Background
At present, with the popularization of electronic devices, circuit boards are increasingly applied to various electronic devices, so that the circuit boards are produced in large quantities, and when the circuit boards are produced, the circuit performance of the circuit boards generally needs to be detected to prevent defective products. Taking the FPC flexible board as an example, when performing ICT (mainly used for checking faults of components and devices) and FCT (electrical and electronic functionality test) functional tests, after the interposer is electrically connected to the FPC flexible board, the test circuit performs a test to see whether the FPC flexible board has a fault. However, the existing test tool is not accurate enough in connection and positioning between the adapter plate and the FPC flexible printed circuit board, and errors are easy to occur, so that the test efficiency and the test quality are low.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a full-automatic circuit board testing machine, it can carry out the unloading on the work piece automatically, carry and counterpoint, improves the measuring accuracy.
The purpose of the utility model is realized by adopting the following technical scheme:
a full-automatic circuit board testing machine comprises a testing machine body,
the calibration mechanism comprises a camera, a patch panel and a patch panel driving assembly, wherein the patch panel is provided with a calibration point, and the camera is used for shooting the workpiece on the test base and transmitting an image signal; the adapter plate driving assembly is used for driving the adapter plate to move according to the image signal so as to enable the calibration point on the calibration plate to correspond to the test point of the workpiece; the test mechanism comprises a test board and a test board driving assembly, wherein the test board driving assembly is used for driving the test board to be pressed on the calibration board and the workpiece;
the test device comprises a conveying mechanism, a test base and a calibration mechanism, wherein the conveying mechanism is provided with a mounting seat, and the test base and the calibration mechanism are both mounted on the mounting seat; the conveying mechanism is used for conveying the mounting seat to move below the testing mechanism;
the workpiece manipulator is used for clamping a workpiece to the test slot and taking down the workpiece in the test slot.
Furthermore, the adapter plate driving assembly comprises a first electric sliding table and a second electric sliding table, the first electric sliding table is arranged along the X-axis direction, and the second electric sliding table is arranged on the sliding table of the first electric sliding table; the second electric sliding table is arranged along the Y-axis direction; the adapter plate is synchronously connected with the sliding table of the second electric sliding table.
Furthermore, the adapter plate driving assembly further comprises an adapter seat and an adapter seat driving piece, the adapter seat and the adapter seat driving piece are both installed on the sliding table of the second electric sliding table, and the adapter seat driving piece is used for driving the adapter seat to wind the Z axis; the adapter plate is arranged on the adapter seat.
Furthermore, the test board driving assembly comprises a motor, a screw rod, a nut and a guide piece, wherein the screw rod is synchronously connected with a rotating shaft of the motor; the screw rod extends along the Z-axis direction; the nut is sleeved outside the screw rod and moves along the extension direction of the screw rod under the guidance of the guide piece; the test board is synchronously connected with the nut.
Further, the guide piece comprises a guide sleeve and a guide rod, and the guide rod extends along the Z-axis direction; the guide rods are connected with the test board.
Furthermore, the full-automatic circuit board testing machine also comprises a testing base driving mechanism, and the testing base driving mechanism is used for driving the testing base to move along the Z-axis direction.
Furthermore, the conveying mechanisms are provided with two groups, the test fixtures are provided with two groups, and the test base and the calibration mechanism of each group of test fixture are arranged on the mounting seat of each group of conveying mechanisms; the testing mechanisms of each group of testing jigs are correspondingly arranged above each group of conveying mechanisms one by one and are positioned on the conveying tracks of each group of conveying mechanisms.
Furthermore, the conveying mechanism comprises a conveying frame, a third electric sliding table and a dustproof curtain, wherein the third electric sliding table is arranged in the conveying frame and arranged along the Y-axis direction; the mounting seat is mounted on the sliding table of the third electric sliding table; the two ends of the mounting seat in the Y-axis direction are both connected with the dustproof curtains; the dustproof curtain is in sliding fit with the conveying frame.
Further, the workpiece manipulator comprises a fourth electric sliding table and a clamping frame, and a vacuum chuck is arranged on the clamping frame; the fourth electric sliding table is arranged along the X-axis direction; the clamping frame is arranged on the sliding table of the fourth electric sliding table.
Furthermore, the sliding table of the fourth electric sliding table is connected with two clamping frames; and each clamping frame is provided with a driving cylinder, and the vacuum chuck is arranged at the bottom end of a piston rod of the driving cylinder.
Compared with the prior art, the beneficial effects of the utility model reside in that: the test device is used for testing a circuit board, the circuit board is placed in the test slot through the workpiece manipulator, the adapter plate driving assembly can drive the adapter plate to move, so that the calibration point on the adapter plate corresponds to the test point on the circuit board, after alignment is completed, the conveying mechanism can convey the lower part of the testing mechanism of the mounting seat, and the test board can be tested by pressing down the test board, so that automatic feeding and discharging and alignment testing are realized, and the test precision and efficiency are improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a partial structure of the present invention;
fig. 3 is a schematic view of an assembly structure of the conveying mechanism, the testing base, the calibration mechanism and the testing mechanism of the present invention;
fig. 4 is a schematic view of an assembly structure of the test base and the calibration mechanism of the present invention;
fig. 5 is a schematic structural view of the testing base of the present invention;
fig. 6 is a schematic structural diagram of the calibration mechanism of the present invention;
fig. 7 is a schematic structural diagram of the workpiece manipulator of the present invention.
In the figure: 100. a body; 10. testing the base; 20. a calibration mechanism; 21. an adapter plate; 22. an adapter plate drive assembly; 23. a driving member of the adapter; 24. a camera; 25. a transfer seat; 30. a test board; 40. testing the base driving mechanism; 50. a test board drive assembly; 60. a conveying mechanism; 61. a dust curtain; 70. a workpiece manipulator; 71. a vacuum chuck; 72. a fourth electric sliding table; 73. a gripping frame; 74. the cylinder is driven.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments:
the fully automatic circuit board testing machine shown in fig. 1 to 7 comprises a machine body 100, a testing jig, a conveying mechanism 60 and a workpiece manipulator 70, wherein the testing jig, the conveying mechanism 60 and the workpiece manipulator 70 are all mounted on the machine body 100.
The test fixture comprises a test base 10, a calibration mechanism 20 and a test mechanism, wherein a test slot is arranged on the test base 10 and used for accommodating a workpiece. The specific calibration mechanism 20 comprises a camera 24, an adapter plate 21 and an adapter plate driving assembly 22, wherein calibration points are arranged on the adapter plate 21, and the camera 24 can shoot a workpiece on the test base 10 and transmit an image signal. The adapter plate driving component 22 can drive the adapter plate 21 to move according to the image signal, so that the calibration point on the calibration plate corresponds to the test point of the workpiece. In addition, the testing mechanism includes a testing board 30 and a testing board driving assembly 50, and the testing board driving assembly 50 can drive the testing board 30 to press-contact the calibration board and the workpiece. The testing mechanism may be mounted on the body 100 above the conveying end face of the conveying mechanism 60.
The conveying mechanism 60 is provided with a mounting seat, the testing base 10 and the calibration mechanism 20 of the testing jig are both mounted on the mounting seat, and the mounting seat can move to the lower part of the testing mechanism under the drive of the conveying mechanism 60. The workpiece manipulator 70 can clamp and place a workpiece in the test slot, and can also take down the workpiece in the test slot.
On the basis of the structure, use the utility model discloses a during full-automatic circuit board test machine, accessible workpiece manipulator 70 clamp gets the circuit board, and workpiece manipulator 70 can place the circuit board that awaits measuring in testing the inslot, and adapter plate drive assembly 22 can drive the motion of adapter plate 21 afterwards, makes calibration point on the adapter plate 21 correspond with the test point on the circuit board, and after calibration point and the test point on the circuit board of adapter plate 21 correspond well, the below of transport assembly transport mount pad motion to accredited testing organization again. Thus, the interference of the test mechanism above the test base 10 to the pick-and-place process of the workpiece robot 70 can be prevented.
Thereafter, the test board driving assembly 50 can drive the test board 30 to move downward, and the test board 30 can be pressed on the adapter board 21 and the circuit board to be tested for testing, so that automatic alignment testing can be realized, and the testing precision is improved. After the test is completed, the conveying mechanism 60 drives the mounting seat to reset, and the workpiece manipulator 70 removes the circuit board in the test slot.
It should be noted that the interposer 21 and the test board 30 in the present embodiment can be selected from a test circuit commonly used in the prior art for use with a circuit board, and a specific test structure and a test principle can be known by those skilled in the art from the prior art, and are not described in detail herein.
Further, the adapter plate driving assembly 22 further includes a first electric sliding table and a second electric sliding table, the first electric sliding table is disposed along the X-axis direction, the second electric sliding table is disposed on the sliding table of the first electric sliding table, and the second electric sliding table is disposed along the Y-axis direction. The adapter plate 21 is synchronously connected with the sliding table of the second electric sliding table, so that the first electric sliding table and the second electric sliding table can display the positions of the calibration point of the adapter plate 21 and the test point on the circuit board according to the image signal transmitted by the camera 24, and the adapter plate 21 can move in the X-axis direction and the Y-axis direction, namely, move left and right and back and forth, so that the calibration point of the adapter plate 21 corresponds to the test point on the circuit board.
Further, the adapter plate driving assembly 22 further includes an adapter 25 and an adapter driving member 23, the adapter 25 and the adapter driving member 23 are both mounted on the sliding table of the second electric sliding table, and the adapter driving member 23 is configured to drive the adapter 25 to wind the Z axis; the adapter plate 21 is mounted on the adapter 25. So, can control, the seesaw at adapter 25 under the drive of first electronic slip table and the electronic slip table of second, control, after the seesaw, the calibration point of keysets 21 and the test point on the circuit board probably do not correspond yet, therefore accessible keysets 25 drive assembly drive keysets 25 and rotate around the Z axle, so keysets 21 can swing in the horizontal direction, can further adjust the position of the calibration point of keysets 21 and the test point of circuit board, the position corresponds more accurately.
It should be noted that the above-mentioned driving assembly of the adapter 25 can be implemented by a motor in the prior art.
Further, the test board driving assembly 50 includes a motor, a screw rod, a nut, and a guide member, and the screw rod can be synchronously coupled to a rotation shaft of the motor, and the screw rod extends along the Z-axis direction; the nut is sleeved outside the screw rod and moves along the extension direction of the screw rod under the guidance of the guide piece; the test plate 30 is synchronously coupled with the nuts. Therefore, when the test board 30 is driven to move up and down, the motor can be started, the rotating shaft of the motor rotates to drive the screw rod to rotate, the screw rod rotates to drive the nut to rotate, the rotating motion of the nut can be converted into linear motion along the extension direction of the screw rod under the guide of the guide piece, the nut can move up and down, and the test board 30 synchronously connected with the nut can move up and down.
Further, the guide piece comprises a guide sleeve and a guide rod, and the guide rod extends along the Z-axis direction; the guide bar is connected to the test board 30, and the guide sleeve can be fixed to the external body 100, so that the guide bar can slide along the guide sleeve when the lead screw rotates, and the rotational movement of the nut can be restricted by the guide sleeve to move up and down.
Of course, the test board driving assembly 50 can also be realized by other linear motion output mechanisms such as air cylinders and electric slides in the prior art.
Further, the full-automatic circuit board testing machine further comprises a testing base driving mechanism 40, the testing base driving mechanism 40 can drive the testing base 10 to move along the Z-axis direction, and therefore the testing base driving mechanism 40 can drive the testing base 10 to move up and down, so that the testing points of the circuit board on the testing base 10 are electrically connected with the calibration points of the adapter plate 21.
Of course, the test base driving mechanism 40 is implemented by other linear motion output mechanisms such as an air cylinder and an electric sliding table in the prior art, and in addition, under the condition that the test base driving mechanism 40 is not provided, an electric sliding table can be arranged on the second electric sliding table in the Z-axis direction, and the adapter plate 21 is driven to move up and down.
Further, in the embodiment, two sets of conveying mechanisms 60 are provided, and two sets of corresponding testing jigs are provided, the testing base 10 and the calibration mechanism 20 of each set of testing jigs are both installed on the installation seat of each set of conveying mechanism 60, and the testing mechanisms of each set of testing jigs are correspondingly arranged above each set of conveying mechanisms 60 one by one and located on the conveying track of each set of conveying mechanism 60. Therefore, the circuit boards can be placed on the test base 10 on the two groups of conveying mechanisms 60 at the same time, the circuit boards are conveyed to the test mechanisms for testing, after the test is completed, the conveying mechanisms 60 drive the mounting seats to reset, the circuit boards are discharged, and therefore the test efficiency of the circuit boards is improved. Of course, the two groups of conveying assemblies can alternately convey the circuit boards to the testing mechanism for testing, the circuit boards can be continuously tested, and the testing efficiency can also be improved.
Further, the conveying mechanism 60 includes a conveying frame, a third electric sliding table and a dust curtain 61, the third electric sliding table is arranged in the conveying frame and arranged along the Y-axis direction, and the mounting seat is mounted on the sliding table of the third electric sliding table. In addition, the dustproof curtains 61 are connected to both ends of the mounting base in the Y-axis direction; the dust curtain 61 is a sliding fit with the carriage. So, when carrying out the transport of mount pad, the dustproof curtain 61 at mount pad both ends can stretch or compress, prevents that the dust from dropping to the carriage inside, avoids third electronic slip table to receive dust to pollute, influences the motion accuracy.
Of course, the dust-proof curtain 61 may be an organ dust-proof curtain in the prior art, which is convenient for folding.
Further, the workpiece manipulator 70 includes a fourth electric sliding table 72 and a clamping frame 73, a vacuum chuck 71 is disposed on the clamping frame 73, the fourth electric sliding table 72 is disposed along the X-axis direction, the clamping frame 73 can be disposed on the sliding table of the fourth electric sliding table 72, the sliding table of the fourth electric sliding table 72 can move to drive the clamping frame 73 to move to the conveying end face of the conveying mechanism 60, meanwhile, the conveying mechanism 60 drives the mounting base to move to the lower side of the clamping frame 73 along the Y-axis direction, and then the circuit board in the test slot can be picked and placed by the vacuum chuck 71 on the clamping frame 73.
More specifically, can be connected with two on the slip table of fourth electronic slip table 72 and press from both sides and get frame 73, all be equipped with on each presss from both sides and drives actuating cylinder 74, above-mentioned vacuum chuck 71 installs in the piston rod bottom that drives actuating cylinder 74, so, get the in-process, the piston rod that drives actuating cylinder 74 stretches out and draws back and can drive vacuum chuck 71 from top to bottom, accomplishes and gets and put. And the two clamping frames 73 can alternately move between the two groups of conveying mechanisms 60, so that the workpiece taking and placing efficiency is improved. It should be noted that, the test base driving mechanism can also drive the test base to move up and down, and the vacuum chuck on the clamping frame is taken and placed in a matching manner.
Of course, in other cases, the workpiece robot 70 may be implemented as a multi-axis robot as is known in the art.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.
Claims (10)
1. A full-automatic circuit board testing machine is characterized by comprising,
the calibration mechanism comprises a camera, a patch panel and a patch panel driving assembly, wherein the patch panel is provided with a calibration point, and the camera is used for shooting the workpiece on the test base and transmitting an image signal; the adapter plate driving assembly is used for driving the adapter plate to move according to the image signal so as to enable the calibration point on the calibration plate to correspond to the test point of the workpiece; the test mechanism comprises a test board and a test board driving assembly, wherein the test board driving assembly is used for driving the test board to be pressed on the calibration board and the workpiece;
the test device comprises a conveying mechanism, a test base and a calibration mechanism, wherein the conveying mechanism is provided with a mounting seat, and the test base and the calibration mechanism are both mounted on the mounting seat; the conveying mechanism is used for conveying the mounting seat to move below the testing mechanism;
the workpiece manipulator is used for clamping a workpiece to the test slot and taking down the workpiece in the test slot.
2. The fully automatic circuit board testing machine according to claim 1, wherein the adapter plate driving assembly includes a first electric slide table and a second electric slide table, the first electric slide table is disposed along the X-axis direction, and the second electric slide table is disposed on the slide table of the first electric slide table; the second electric sliding table is arranged along the Y-axis direction; the adapter plate is synchronously connected with the sliding table of the second electric sliding table.
3. The fully automatic circuit board testing machine according to claim 2, wherein the interposer drive assembly further comprises an interposer and an interposer drive member, the interposer and the interposer drive member are both mounted on the slide table of the second electric slide table, and the interposer drive member is configured to drive the interposer around the Z-axis; the adapter plate is arranged on the adapter seat.
4. The fully automatic circuit board testing machine according to claim 1, wherein the test board driving assembly comprises a motor, a lead screw, a nut and a guide member, the lead screw is synchronously coupled with a rotating shaft of the motor; the screw rod extends along the Z-axis direction; the nut is sleeved outside the screw rod and moves along the extension direction of the screw rod under the guidance of the guide piece; the test board is synchronously connected with the nut.
5. The fully automatic circuit board testing machine of claim 4, wherein the guide member comprises a guide sleeve and a guide bar, the guide bar extending in the Z-axis direction; the guide rods are connected with the test board.
6. The fully automatic circuit board testing machine according to claim 1, further comprising a test base driving mechanism for driving the test base to move along the Z-axis direction.
7. The fully automatic circuit board testing machine according to any one of claims 1 to 6, wherein there are two sets of the conveying mechanisms, there are two sets of the test jigs, and the test base and the calibration mechanism of each set of the test jigs are mounted on the mounting seats of each set of the conveying mechanisms; the testing mechanisms of each group of testing jigs are correspondingly arranged above each group of conveying mechanisms one by one and are positioned on the conveying tracks of each group of conveying mechanisms.
8. The fully automatic circuit board testing machine according to any one of claims 1 to 6, wherein the conveying mechanism includes a conveying frame, a third electric slide table and a dust curtain, the third electric slide table is arranged in the conveying frame and arranged along the Y-axis direction; the mounting seat is mounted on the sliding table of the third electric sliding table; the two ends of the mounting seat in the Y-axis direction are both connected with the dustproof curtains; the dustproof curtain is in sliding fit with the conveying frame.
9. The fully automatic circuit board testing machine according to any one of claims 1 to 6, wherein the workpiece manipulator comprises a fourth electric sliding table and a clamping frame, and a vacuum chuck is arranged on the clamping frame; the fourth electric sliding table is arranged along the X-axis direction; the clamping frame is arranged on the sliding table of the fourth electric sliding table.
10. The fully automatic circuit board testing machine according to claim 9, wherein two of the gripping frames are connected to the slide table of the fourth electric slide table; and each clamping frame is provided with a driving cylinder, and the vacuum chuck is arranged at the bottom end of a piston rod of the driving cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020693654.8U CN212646892U (en) | 2020-04-29 | 2020-04-29 | Full-automatic circuit board test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020693654.8U CN212646892U (en) | 2020-04-29 | 2020-04-29 | Full-automatic circuit board test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212646892U true CN212646892U (en) | 2021-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020693654.8U Active CN212646892U (en) | 2020-04-29 | 2020-04-29 | Full-automatic circuit board test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212646892U (en) |
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2020
- 2020-04-29 CN CN202020693654.8U patent/CN212646892U/en active Active
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