CN216988675U - Full-automatic test equipment of general type PCBA - Google Patents

Abstract

The utility model relates to a universal PCBA full-automatic test device, which has the technical scheme main points that: the method comprises the following steps: the automatic test device comprises a rack, a board inlet track for inputting PCBA boards, a feeding manipulator for conveying the PCBA boards on the board inlet track to a test fixture, the test fixture for testing the PCBA boards, a controller for judging whether the PCBA boards are qualified according to test data of the test fixture, a discharging manipulator for conveying the PCBA boards on the test fixture to the board outlet track, and a board outlet track for outputting the PCBA boards after the test is finished; the plate feeding track, the plate discharging track, the test jig, the feeding manipulator, the discharging manipulator and the controller are all arranged on the rack; the test fixture is electrically connected with the controller; this application has the effect of carrying out full-automatic test to PCBA board.

Description

Full-automatic test equipment of general type PCBA

Technical Field

The utility model relates to the technical field of PCBA testing, in particular to universal PCBA full-automatic testing equipment.

Background

PCBA (printed Circuit Board Assembly) is a printed Circuit Board, and in the mass production process of PCBA boards, due to various possible factors of materials, equipment, production process and operators, the PCBA boards cannot be guaranteed to completely meet the design performance indexes, so that the PCBA boards need to be tested to obtain qualified PCBA boards.

At present, the PCBA is usually tested through the testing equipment, but the testing process needs manual control and is complicated, so that the research of the universal PCBA full-automatic testing equipment for fully automatically testing the PCBA is necessary.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a universal PCBA full-automatic test device which has the functional advantage of performing full-automatic test on a PCBA board.

The technical purpose of the utility model is realized by the following technical scheme:

a universal PCBA full-automatic test equipment includes: the automatic test device comprises a rack, a board inlet track for inputting PCBA boards, a feeding manipulator for conveying the PCBA boards on the board inlet track to a test fixture, the test fixture for testing the PCBA boards, a controller for judging whether the PCBA boards are qualified according to test data of the test fixture, a discharging manipulator for conveying the PCBA boards on the test fixture to the board outlet track, and a board outlet track for outputting the PCBA boards after the test is finished; the plate feeding track, the plate discharging track, the test jig, the feeding manipulator, the discharging manipulator and the controller are all arranged on the rack; the test fixture is electrically connected with the controller.

Optionally, the method further includes: the marking mechanism is used for marking the unqualified PCBA on the board discharging track, and the stabilizing mechanism is used for preventing the unqualified PCBA from moving along with the board discharging track under the condition of marking the unqualified PCBA; the marking mechanism and the stabilizing mechanism are both arranged on the rack; the marking mechanism and the stabilizing mechanism are both electrically connected with the controller.

Optionally, the marking mechanism includes: the marking device comprises a bracket, a marking motor, a marking screw rod, a marking slide block, a first marking cylinder, a clamp and a marking piece; the bracket is fixedly connected with the rack; the marking motor is fixedly connected with the bracket; one end of the marking screw rod is fixedly connected with the output end of the marking motor, and the other end of the marking screw rod is rotatably connected with the bracket; the marking slide block is meshed with the marking screw rod; one side of the marking sliding block is connected with the bracket in a sliding manner, and the other side of the marking sliding block is fixedly connected with the first marking cylinder; the clamp is fixedly connected with the output end of the first marking cylinder; the mark piece is detachably connected with the clamp; the first marking cylinder is electrically connected with the controller.

Optionally, the marking mechanism further comprises: the second marking air cylinder is used for pushing the stop block to enable the stop block to block the marker; the second marking air cylinder is arranged on the marking sliding block; the output end of the second marking cylinder is fixedly connected with the stop block; the second marking cylinder is electrically connected with the controller.

Optionally, the stabilizing mechanism comprises: the device comprises a push plate, a stabilizing cylinder, a connecting piece, a guide rail, a stabilizing screw rod and a driving assembly, wherein the push plate is used for abutting against an unqualified PCBA plate on the plate outlet rail; the driving assembly and the guide rail are arranged in the rack; the output end of the driving assembly is fixedly connected with the stabilizing screw rod; the connecting piece is meshed with the stabilizing screw rod; one side of the connecting piece is fixedly connected with the stabilizing cylinder, and the other side of the connecting piece is connected with the guide rail in a sliding manner; the stabilizing cylinder is electrically connected with the controller.

Optionally, the board feeding track comprises a first conveying component used for abutting against one side of the PCBA, a second conveying component used for abutting against the other side of the PCBA and a board feeding adjusting mechanism used for adjusting the distance between the first conveying component and the second conveying component according to the size of the PCBA; the plate feeding adjusting mechanism and the first conveying assembly are arranged on the rack; the plate feeding adjusting mechanism is rotationally connected with the first conveying assembly; and the plate feeding adjusting mechanism is meshed and connected with the second conveying assembly.

Optionally, the plate feeding adjusting mechanism includes: the device comprises a first motor, a belt, a driving wheel, a first driven wheel, a second driven wheel, a first screw rod and a second screw rod; the first motor is fixedly connected with the rack; an output shaft of the first motor is fixedly connected with the driving wheel; the first driven wheel and the second driven wheel are both rotationally connected with the rack; the driving wheel, the first driven wheel and the second driven wheel are all abutted to the belt; one end of the first screw rod is fixedly connected with the first driven wheel, and the other end of the first screw rod is rotatably connected with the first conveying assembly; one end of the second screw rod is fixedly connected with the second driven wheel, and the other end of the second screw rod is rotatably connected with the first conveying assembly; and the first screw rod and the second screw rod are meshed and connected with the second conveying assembly.

Optionally, the board outlet track comprises a third conveying component used for abutting against one side of the PCBA, a fourth conveying component used for abutting against the other side of the PCBA, and a board outlet adjusting mechanism used for adjusting the distance between the third conveying component and the fourth conveying component according to the size of the PCBA; the plate discharging adjusting mechanism and the third conveying assembly are both arranged on the rack; the plate discharging adjusting mechanism is rotationally connected with the third conveying assembly; and the plate discharging adjusting mechanism is meshed and connected with the fourth conveying assembly.

Optionally, the test fixture includes: the first test needle bed is used for placing the PCBA board output from the board inlet track, the second test needle bed is used for abutting against the PCBA board on the first test needle bed, and the lifting component is used for driving the second test needle bed to lift; the lifting assembly is arranged on the rack; the output end of the lifting assembly is detachably connected with the second testing needle bed; the first testing needle bed is detachably connected with the rack; and the first testing needle bed and the second testing needle bed are electrically connected with the controller.

Optionally, a feeding conveyer belt and a discharging conveyer belt are arranged on the frame; the feeding manipulator is fixedly connected with the feeding conveying belt; the blanking manipulator is fixedly connected with the blanking conveying belt; and the feeding mechanical arm and the discharging mechanical arm are both connected with the rack in a sliding manner.

In conclusion, the utility model has the following beneficial effects: have full automatic testing, can mark unqualified PCBA board, distinguish qualified PCBA board and unqualified PCBA board in the subsequent handling of being convenient for, can advance the orbital interval of board and play board track according to the size regulation of PCBA board, can also change different first test needle bed and second test needle bed according to the PCBA board of difference, the practicality is strong.

Drawings

FIG. 1 is an assembly view of the present invention;

FIG. 2 is a schematic view of the construction of the marking mechanism and the stabilizing mechanism of the present invention;

FIG. 3 is a schematic view of the construction of the marking mechanism of the present invention;

FIG. 4 is a schematic view of a portion of the stabilizing mechanism of the present invention;

FIG. 5 is a schematic view of the structure of the plate-feeding track of the present invention;

FIG. 6 is a schematic structural diagram of a test fixture according to the present invention;

FIG. 7 is a schematic structural view of a loading manipulator and a unloading manipulator in the present invention;

fig. 8 is a circuit architecture diagram of the present invention.

In the figure: 1. a frame; 11. a feeding conveyer belt; 12. blanking a conveying belt; 2. a plate feeding track; 21. a first conveying assembly; 22. a second transport assembly; 23. a plate feeding adjusting mechanism; 231. a first motor; 232. a belt; 233. a driving wheel; 234. a first driven wheel; 235. a second driven wheel; 236. a first lead screw; 237. a second screw rod; 3. testing the jig; 31. a first test needle bed; 32. a second test needle bed; 33. a lifting assembly; 4. a feeding manipulator; 5. a plate discharging track; 51. a third conveying assembly; 52. a fourth transport assembly; 53. a plate discharging adjusting mechanism; 6. a feeding manipulator; 7. a marking mechanism; 71. a support; 72. marking the motor; 73. marking a screw rod; 74. marking a sliding block; 75. marking the cylinder; 76. a clamp; 77. a marker; 78. a stopper; 8. a stabilizing mechanism; 81. pushing the plate; 82. a stabilizing cylinder; 83. a connecting member; 84. a guide rail; 85. a stabilizing screw rod; 86. a drive assembly; 9. PCBA board.

Detailed Description

In order to make the objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. Several embodiments of the utility model are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation that the first and second features are not in direct contact, but are in contact via another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, configuration, and operation, and therefore should not be construed as limiting the present invention.

The utility model is described in detail below with reference to the figures and examples.

The utility model provides a universal PCBA full-automatic test device, as shown in figure 1, comprising: the automatic test device comprises a rack 1, a board inlet track 2 used for inputting PCBA boards 9, a feeding manipulator 4 used for conveying the PCBA boards 9 on the board inlet track 2 to a test fixture 3, the test fixture 3 used for testing the PCBA boards 9, a controller used for judging whether the PCBA boards 9 are qualified according to test data of the test fixture 3, a discharging manipulator 6 used for conveying the PCBA boards 9 on the test fixture 3 to the board inlet track 2, and a board outlet track 5 used for outputting the PCBA boards 9 after the test is finished; the plate feeding track 2, the plate discharging track 5, the test jig 3, the feeding manipulator 4, the discharging manipulator 6 and the controller are all arranged on the rack 1; the test fixture 3 is electrically connected with the controller.

In practical application, the method further comprises the following steps: the first infrared sensor is used for detecting whether the PCBA 9 enters a first preset position in the board entering track 2 or not; the first infrared sensor, the feeding manipulator 4 and the discharging manipulator 6 are all electrically connected with the controller; the first infrared sensor is arranged at a first preset position in the board feeding track 2, under the condition that the PCBA board 9 enters the first preset position of the board feeding track 2, the first infrared sensor detects the PCBA board 9, the controller controls the feeding manipulator 4 to absorb the PCBA board 9 and convey the PCBA board 9 to the testing jig 3, then the testing jig 3 tests the PCBA board 9 and conveys test data to the controller, the controller judges whether the PCBA board 9 is qualified or not according to the test data, after the PCBA board 9 is tested, the controller controls the discharging manipulator 6 to absorb the PCBA board 9 and convey the PCBA board 9 to the board track 5, and full-automatic testing of the PCBA board 9 is completed.

Further, as shown in fig. 1 and 2, the method further includes: the marking mechanism 7 is used for marking the unqualified PCBA board 9 on the board outlet track 5, and the stabilizing mechanism 8 is used for preventing the PCBA board 9 from following the board outlet track 5 to move under the condition of marking the PCBA board 9; the marking mechanism 7 and the stabilizing mechanism 8 are both arranged on the frame 1; the marking mechanism 7 and the stabilizing mechanism 8 are both electrically connected with the controller.

In practical application, the method further comprises the following steps: the second infrared sensor is used for detecting whether the PCBA 9 enters a second preset position in the board outlet track 5 or not; the second infrared sensor is electrically connected with the controller; the second infrared sensor is arranged at a second preset position in the board inlet track 2; after the controller judges that the PCBA 9 on the test fixture 3 is unqualified, the controller controls the blanking manipulator 6 to convey the unqualified PCBA 9 to the discharge board track 5, when the unqualified PCBA 9 enters the second preset position of the discharge board track 5, the second infrared sensor detects the unqualified PCBA 9, the controller controls the stabilizing mechanism 8 to push the unqualified PCBA 9 upwards to separate the unqualified PCBA 9 from the discharge board track 5 or insert the unqualified PCBA 9 into a preset clamping groove in the PCBA 9, the unqualified PCBA 9 is prevented from continuously moving along the discharge board track 5, then the controller controls the marking mechanism 7 to mark the unqualified PCBA 9, after the marking is finished, the controller controls the stabilizing mechanism 8 to move downwards to enable the unqualified PCBA 9 to be abutted against the discharge board track 5 again or be pulled out from the clamping groove so that the PCBA 9 can continuously move along the discharge board track 5, entering a subsequent process; through the arrangement of the marking mechanism 7, unqualified PCBA boards 9 can be marked, so that qualified PCBA boards 9 and unqualified PCBA boards 9 can be well identified in the subsequent process; through the setting of stabilizing mean 8, be convenient for mark mechanism 7 and mark unqualified PCBA board 9.

Further, as shown in fig. 3, the marking mechanism 7 includes: a bracket 71, a marking motor 72, a marking screw 73, a marking slider 74, a first marking cylinder 75, a clamp 76 and a marking piece 77; the bracket 71 is fixedly connected with the frame 1; the marking motor 72 is fixedly connected with the bracket 71; one end of the marking screw rod 73 is fixedly connected with the output end of the marking motor 72, and the other end of the marking screw rod is rotatably connected with the bracket 71; the marking slide block 74 is meshed with the marking screw rod 73; one side of the marking slider 74 is slidably connected with the bracket 71, and the other side of the marking slider is fixedly connected with the first marking cylinder 75; the clamp 76 is fixedly connected with the output end of the first marking cylinder 75; the marker 77 is detachably connected with the clamp 76; the first marking cylinder 75 is electrically connected to the controller.

Specifically, two ends of the bracket 71 are respectively located at two sides of the plate outlet rail 5; the top end of the support 71 is positioned above the plate outlet rail 5, the marking screw rod 73 is horizontally arranged and perpendicular to the conveying direction of the plate outlet rail 5, the marking cylinder is vertically arranged, the marking slider 74 is meshed with the marking screw rod 73, and under the condition that the motor drives the marking screw rod 73 to rotate, the marking slider 74 can drive the marking piece 77 to move along the axial direction of the marking screw rod 73, so that the marking position can be adjusted; the marker slider 74 includes: marking the screw rod nut, the support plate and the mounting plate; the marking screw rod nut is meshed with the marking screw rod 73, one side of the supporting plate is fixedly connected with the marking screw rod nut, the other side of the supporting plate is fixedly connected with the marking air cylinder, the mounting plate is fixedly connected with the bottom end of the supporting plate, and a through hole for the marking piece 77 to extend out is formed in the mounting plate; after the unqualified PCBA 9 enters the second preset position, the controller controls the output end of the first marking cylinder 75 to move downwards to drive the clamp 76 and the marking piece 77 to move downwards, so that the unqualified PCBA 9 can be marked, and after marking is finished, the controller controls the output end of the marking cylinder to move upwards; in the present application, the marker 77 is an oil pen, and in other embodiments the marker 77 can be an ink jet printer or a code reader.

Further, as shown in fig. 3, the marking mechanism 7 further includes: a stopper 78 for stopping the marking member 77 from marking the qualified PCBA board 9 on the board discharge rail 5, and a second marking cylinder for pushing the stopper 78 to stop the marking member 77; the second marking cylinder is arranged on the mounting plate; the output end of the second marking cylinder is fixedly connected with the stop block 78; the second marking cylinder is electrically connected with the controller.

Specifically, under the condition that the qualified PCBA (printed circuit board assembly) 9 is conveyed by the discharge track 5, the output end of the second marking air cylinder is in an extending state, so that the stop block 78 is positioned below the marking piece 77, ink of the marking piece 77 is prevented from dripping, and under the condition that the marking piece 77 is a code reader, the marking piece 77 can be prevented from mistakenly scanning the qualified PCBA 9, so that the accuracy of marking of the unqualified PCBA 9 is improved; under the condition that the outgoing board track 5 conveys the unqualified PCBA board 9, the controller controls the output end of the second marking air cylinder to retract, and the stop block 78 is driven to move, so that the marking piece 77 can move downwards to mark the unqualified PCBA board 9.

Further, as shown in fig. 4, the stabilizing mechanism 8 includes: the push plate 81 is used for being abutted against the unqualified PCBA board 9 on the board outlet rail 5, the stabilizing air cylinder 82 is used for pushing the push plate 81, the connecting piece 83, the guide rail 84, the stabilizing screw rod 85 and the driving assembly 86 is used for driving the stabilizing screw rod 85 to rotate; the driving assembly 86 and the guide rail 84 are both arranged in the machine frame 1; the output end of the driving component 86 is fixedly connected with the stabilizing screw rod 85; the connecting piece 83 is meshed with the stabilizing screw rod 85; one side of the connecting piece 83 is fixedly connected with the stabilizing cylinder 82, and the other side is slidably connected with the guide rail 84; the stabilization cylinder 82 is electrically connected to the controller.

The number of the stabilizing cylinders 82 is two in the application, and the number of the stabilizing cylinders 82 can be increased or decreased according to actual conditions in other embodiments; the number of push plates 81 is the same as the number of stabilizing cylinders 82; the two stabilizing cylinders 82 are correspondingly connected with the two push plates 81 one by one; the connecting member 83 includes: a stabilizing screw nut and a connecting plate; the stabilizing screw rod nut is meshed with the stabilizing screw rod 85; the connecting plate is fixedly connected with the stable lead screw nut; the stabilizing cylinder 82 is arranged on the connecting plate; the stabilizing screw rod 85 is horizontally arranged and parallel to the conveying direction of the plate outlet rail 5, the guide rail 84 is parallel to the stabilizing screw rod 85, and the stabilizing cylinder 82 is vertically arranged; when the unqualified PCBA 9 enters the second preset position, the controller controls the output end of the stabilizing air cylinder 82 to extend upwards to drive the push block to move upwards to push the unqualified PCBA 9 to be separated from the board outlet track 5 or to be inserted into a preset clamping groove in the PCBA 9, so that the unqualified PCBA 9 is prevented from continuously moving along with the board outlet track 5, after the marking mechanism 7 finishes marking, the controller controls the output end of the stabilizing air cylinder 82 to withdraw, and drives the push plate 81 to move downwards to enable the unqualified PCBA 9 to be abutted against the board outlet track 5 again or pulled out from the clamping groove, so that the PCBA 9 can continuously move along with the board outlet track 5 to enter a subsequent process; through the meshing connection of connecting piece 83 and stabilizer screw 85, under the pivoted condition of stabilizer motor, stabilizer cylinder 82 and ejector pad can be followed stabilizer screw 85's axial motion for the ejector pad can be according to the size adjustment position of PCBA board 9 or follow PCBA board 9 and move together.

Further, as shown in FIG. 5, the feed track 2 includes a first conveyor assembly 21 for abutting one side of the PCBA board 9, a second conveyor assembly 22 for abutting the other side of the PCBA board 9, and a feed adjustment mechanism 23 for adjusting the spacing of the first and second conveyor assemblies 21, 22 according to the size of the PCBA board 9; the plate feeding adjusting mechanism 23 and the first conveying assembly 21 are both arranged on the rack 1; the plate feeding adjusting mechanism 23 is rotatably connected with the first conveying assembly 21; the plate feeding adjusting mechanism 23 is engaged with the second conveying assembly 22.

Specifically, the first conveyor assembly 21 includes: the device comprises a first mounting seat and a first conveying belt; the first mounting seat is fixedly connected with the rack 1; the first conveying belt is arranged on the first mounting seat; the second conveyor assembly 22 comprises: the second mounting seat and the second conveying belt; the second mounting seat is meshed with the plate feeding adjusting mechanism 23; the second conveying belt is arranged on the second mounting seat; through the setting of advancing board adjustment mechanism 23, can adjust the interval of first conveyor components 21 and second conveyor components 22, make this application can be according to the size adjustment first conveyor components 21 of PCBA board 9 and the interval of second conveyor components 22, in practical application, after adjusting the interval with first conveyor components 21 and second conveyor components 22 to with PCBA board 9 adaptation, one side and the first conveyer belt butt of PCBA board 9, opposite side and second conveyer belt butt, first conveyer belt and second conveyer belt drive PCBA board 9 jointly and move towards test fixture 3.

Further, as shown in fig. 5, the plate advance adjusting mechanism 23 includes: a first motor 231, a belt 232, a driving wheel 233, a first driven wheel 234, a second driven wheel 235, a first lead screw 236 and a second lead screw 237; the first motor 231 is fixedly connected with the frame 1; the output shaft of the first motor 231 is fixedly connected with the driving wheel 233; the first driven wheel 234 and the second driven wheel 235 are both rotationally connected with the frame 1; the driving wheel 233, the first driven wheel 234 and the second driven wheel 235 are all abutted against the belt 232; one end of the first lead screw 236 is fixedly connected with the first driven wheel 234, and the other end is rotatably connected with the first mounting seat; one end of the second lead screw 237 is fixedly connected with the second driven wheel 235, and the other end of the second lead screw is rotatably connected with the first mounting seat; the first lead screw 236 and the second lead screw 237 are engaged with the second mounting seat.

Under the condition that the distance between the first conveying assembly 21 and the second conveying assembly 22 needs to be adjusted, the first motor 231 is controlled to rotate to drive the driving wheel 233 to rotate, so as to drive the belt 232, the first driven wheel 234 and the second driven wheel 235 to rotate, then the first screw rod 236 and the second screw rod 237 rotate to drive the second conveying assembly 22 to be close to or far away from the first conveying assembly 21, and the distance adjustment between the first conveying assembly 21 and the second conveying assembly 22 is realized.

Further, as shown in FIG. 2, the board outlet track 5 comprises a third conveying component 51 for abutting one side of the PCBA board 9, a fourth conveying component 52 for abutting the other side of the PCBA board 9, and a board outlet adjusting mechanism 53 for adjusting the distance between the third conveying component 51 and the fourth conveying component 52 according to the size of the PCBA board 9; the plate discharging adjusting mechanism 53 and the third conveying assembly 51 are both arranged on the rack 1; the plate discharging adjusting mechanism 53 is rotatably connected with the third conveying assembly 51; the plate discharging adjusting mechanism 53 is engaged with the fourth conveying assembly 52.

Specifically, the third conveyance assembly 51 includes: a third mounting seat and a third conveying belt; the third mounting seat is fixedly connected with the rack 1; the third conveying belt is arranged on the third mounting seat; the fourth conveyor assembly 52 includes: a fourth mounting seat and a fourth conveying belt; the fourth mounting seat is meshed with the plate discharging adjusting mechanism 53; the fourth conveying belt is arranged on the fourth mounting seat; the structure of the plate-out adjusting mechanism 53 is the same as that of the plate-in adjusting mechanism 23, and is not described herein again; through the setting of play board adjustment mechanism 53, can adjust the interval of third conveyor components 51 and fourth conveyor components 52, make this application can be according to the size adjustment third conveyor components 51 of PCBA board 9 and the interval of fourth conveyor components 52, in practical application, after adjusting the interval with third conveyor components 51 and fourth conveyor components 52 to PCBA board 9 adaptation, one side and the third conveyer belt butt of PCBA board 9 that comes from unloading manipulator 6 transport, the opposite side and the fourth conveyer belt butt, third conveyer belt and fourth conveyer belt drive PCBA board 9 jointly and move towards subsequent handling.

Further, as shown in fig. 6, the test fixture 3 includes: a first test needle bed 31 for placing the PCBA board 9 output from the board inlet track 2, a second test needle bed 32 for abutting against the PCBA board 9 on the first test needle bed 31, and a lifting component 33 for driving the second test needle bed 32 to lift; the lifting assembly 33 is arranged on the frame 1; the output end of the lifting component 33 is detachably connected with the second testing needle bed 32; the first testing needle bed 31 is detachably connected with the frame 1; the first testing needle bed 31, the second testing needle bed 32 and the lifting assembly are all electrically connected with the controller.

Specifically, after the feeding manipulator 4 conveys the PCBA board 9 to the first testing needle bed 31, the controller controls the lifting assembly 33 to drive the second testing needle bed 32 to move downward until the second testing needle bed 32 abuts against the PCBA board 9 on the first testing needle bed 31, so that probes on the first testing needle bed 31 and the second testing needle bed 32 effectively contact the PCBA board 9, and the testing of the PCBA board 9 is ensured; the lifting assembly 33 includes: the lifting screw rod, the guide rod, the lifting plate, the second motor, the first turbine and the second turbine are arranged on the lifting plate; the second motor is electrically connected with the controller; the second motor is arranged at the top end of the frame 1; an output shaft of the second motor is fixedly connected with the first turbine, and the first turbine is meshed with the second turbine; the second turbine is meshed with the lifting screw rod; one end of the lifting screw rod and one end of the guide rod are both fixedly connected with the lifting plate; the guide rod is connected with the top end of the rack 1 in a sliding manner; the second testing needle bed 32 is detachably connected with the lifting plate; the first testing needle bed 31 and the rack 1 can be detachably connected, and the second testing needle bed 32 and the lifting plate can be detachably connected in detachable connection modes such as bolt connection or clamping connection. By the detachability of the first and second test needle beds 31, 32, the first and second test needle beds 31, 32 can be replaced according to the difference in the PCBA board 9.

Further, as shown in fig. 7, a feeding conveyer belt 11 and a discharging conveyer belt 12 are arranged on the frame 1; the feeding manipulator 4 is fixedly connected with the feeding conveyer belt 11; the blanking manipulator 6 is fixedly connected with the blanking conveyer belt 12; the feeding manipulator 4 and the discharging manipulator 6 are both connected with the rack 1 in a sliding manner; and the driving motor of the feeding conveyer belt 11 and the driving motor of the blanking conveyer belt 12 are both electrically connected with the controller.

After the first infrared sensor detects that the PCBA 9 enters the first preset position, the controller controls the first manipulator to absorb the PCBA 9, and controls the feeding conveyer belt 11 to drive the first manipulator to move towards the test fixture 3, after the first manipulator reaches the station of the test fixture 3, the feeding conveyer belt 11 stops rotating, the first manipulator places the PCBA 9 on the first test needle bed 31, and then the feeding conveyer belt 11 drives the first manipulator to return to the station of the feeding track 2; after the test fixture 3 finishes testing the PCBA 9, the controller controls the second manipulator to suck the PCBA 9 from the first test needle bed 31, the blanking conveyer belt 12 drives the second manipulator to move towards the plate discharging rail 5 until the second manipulator reaches a station of the plate discharging rail 5, the blanking conveyer belt 12 stops rotating, and the second manipulator places the PCBA 9 on the plate discharging rail 5.

The universal PCBA full-automatic test equipment has full-automatic test, can mark unqualified PCBA boards 9, is convenient to distinguish qualified PCBA boards 9 from unqualified PCBA boards 9 in subsequent procedures, can adjust the distance between the board inlet track 2 and the board outlet track 5 according to the size of the PCBA boards 9, can replace different first test needle beds 31 and second test needle beds 32 according to different PCBA boards 9, and is strong in practicability.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims (10)

1. A full automatic test equipment of general type PCBA, its characterized in that includes: the automatic test device comprises a rack, a board inlet track for inputting PCBA boards, a feeding manipulator for conveying the PCBA boards on the board inlet track to a test fixture, the test fixture for testing the PCBA boards, a controller for judging whether the PCBA boards are qualified or not according to test data of the test fixture, a discharging manipulator for conveying the PCBA boards on the test fixture to the board outlet track, and a board outlet track for outputting the PCBA boards after the test is finished; the plate feeding track, the plate discharging track, the test jig, the feeding manipulator, the discharging manipulator and the controller are all arranged on the rack; the test fixture is electrically connected with the controller.

2. A universal PCBA fully automatic test equipment as claimed in claim 1, further comprising: the marking mechanism is used for marking the unqualified PCBA on the board discharging track, and the stabilizing mechanism is used for preventing the unqualified PCBA from moving along with the board discharging track under the condition of marking the unqualified PCBA; the marking mechanism and the stabilizing mechanism are both arranged on the rack; the marking mechanism and the stabilizing mechanism are both electrically connected with the controller.

3. A universal PCBA fully automated test equipment according to claim 2, wherein the marking mechanism comprises: the marking device comprises a bracket, a marking motor, a marking screw rod, a marking slide block, a first marking cylinder, a clamp and a marking piece; the bracket is fixedly connected with the rack; the marking motor is fixedly connected with the bracket; one end of the marking screw rod is fixedly connected with the output end of the marking motor, and the other end of the marking screw rod is rotatably connected with the bracket; the marking slide block is meshed with the marking screw rod; one side of the marking sliding block is connected with the bracket in a sliding manner, and the other side of the marking sliding block is fixedly connected with the first marking cylinder; the clamp is fixedly connected with the output end of the first marking cylinder; the mark piece is detachably connected with the clamp; the first marking cylinder is electrically connected with the controller.

4. A universal PCBA fully automated test equipment according to claim 3, wherein the marking mechanism further comprises: the second marking air cylinder is used for pushing the stop block to enable the stop block to block the marker; the second marking air cylinder is arranged on the marking sliding block; the output end of the second marking cylinder is fixedly connected with the stop block; the second marking cylinder is electrically connected with the controller.

5. A universal PCBA fully automatic test apparatus as claimed in claim 2, wherein the stabilizing mechanism comprises: the device comprises a push plate, a stabilizing cylinder, a connecting piece, a guide rail, a stabilizing screw rod and a driving assembly, wherein the push plate is used for abutting against an unqualified PCBA plate on the plate outlet rail; the driving assembly and the guide rail are both arranged in the rack; the output end of the driving assembly is fixedly connected with the stabilizing screw rod; the connecting piece is meshed with the stabilizing screw rod; one side of the connecting piece is fixedly connected with the stabilizing cylinder, and the other side of the connecting piece is connected with the guide rail in a sliding manner; the stabilizing cylinder is electrically connected with the controller.

6. A universal PCBA fully automatic test equipment according to any of claims 1-5, wherein the board inlet track comprises a first transport assembly for abutting one side of the PCBA board, a second transport assembly for abutting the other side of the PCBA board and a board inlet adjustment mechanism for adjusting the spacing of the first and second transport assemblies according to the size of the PCBA board; the plate feeding adjusting mechanism and the first conveying assembly are arranged on the rack; the plate feeding adjusting mechanism is rotationally connected with the first conveying assembly; and the plate feeding adjusting mechanism is meshed and connected with the second conveying assembly.

7. A universal PCBA full-automatic test apparatus as claimed in claim 6, wherein the plate feed adjustment mechanism comprises: the device comprises a first motor, a belt, a driving wheel, a first driven wheel, a second driven wheel, a first screw rod and a second screw rod; the first motor is fixedly connected with the rack; an output shaft of the first motor is fixedly connected with the driving wheel; the first driven wheel and the second driven wheel are both rotationally connected with the rack; the driving wheel, the first driven wheel and the second driven wheel are all abutted to the belt; one end of the first screw rod is fixedly connected with the first driven wheel, and the other end of the first screw rod is rotatably connected with the first conveying assembly; one end of the second screw rod is fixedly connected with the second driven wheel, and the other end of the second screw rod is rotatably connected with the first conveying assembly; and the first screw rod and the second screw rod are meshed and connected with the second conveying assembly.

8. A universal PCBA fully automatic test equipment according to any one of claims 1-5, wherein the output board track comprises a third transport assembly for abutting one side of the PCBA board, a fourth transport assembly for abutting the other side of the PCBA board and an output board adjusting mechanism for adjusting the spacing of the third and fourth transport assemblies according to the size of the PCBA board; the plate discharging adjusting mechanism and the third conveying assembly are both arranged on the rack; the plate discharging adjusting mechanism is rotationally connected with the third conveying assembly; and the plate discharging adjusting mechanism is meshed and connected with the fourth conveying assembly.

9. A universal PCBA fully automatic test equipment according to any of claims 1-5, wherein the test fixture includes: the first test needle bed is used for placing the PCBA board output from the board inlet track, the second test needle bed is used for abutting against the PCBA board on the first test needle bed, and the lifting component is used for driving the second test needle bed to lift; the lifting assembly is arranged on the rack; the output end of the lifting assembly is detachably connected with the second testing needle bed; the first testing needle bed is detachably connected with the rack; and the first testing needle bed and the second testing needle bed are electrically connected with the controller.

10. A universal PCBA full-automatic test device according to any one of claims 1-5, wherein a feeding conveyer belt and a discharging conveyer belt are arranged on the machine frame; the feeding manipulator is fixedly connected with the feeding conveying belt; the blanking manipulator is fixedly connected with the blanking conveying belt; and the feeding mechanical arm and the discharging mechanical arm are both connected with the rack in a sliding manner.

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