CN117949814B - PCBA integrated circuit board continuous detection device - Google Patents
PCBA integrated circuit board continuous detection device Download PDFInfo
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- CN117949814B CN117949814B CN202410348134.6A CN202410348134A CN117949814B CN 117949814 B CN117949814 B CN 117949814B CN 202410348134 A CN202410348134 A CN 202410348134A CN 117949814 B CN117949814 B CN 117949814B
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- 238000001514 detection method Methods 0.000 title claims abstract description 130
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 239000000523 sample Substances 0.000 claims abstract description 57
- 238000001125 extrusion Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 239000004020 conductor Substances 0.000 claims description 32
- 210000000078 claw Anatomy 0.000 claims description 26
- 238000012360 testing method Methods 0.000 claims description 21
- 238000005452 bending Methods 0.000 claims description 14
- 238000007689 inspection Methods 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/2806—Apparatus therefor, e.g. test stations, drivers, analysers, conveyors
- G01R31/2808—Holding, conveying or contacting devices, e.g. test adapters, edge connectors, extender boards
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/281—Specific types of tests or tests for a specific type of fault, e.g. thermal mapping, shorts testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2886—Features relating to contacting the IC under test, e.g. probe heads; chucks
- G01R31/2887—Features relating to contacting the IC under test, e.g. probe heads; chucks involving moving the probe head or the IC under test; docking stations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
- G01R31/2893—Handling, conveying or loading, e.g. belts, boats, vacuum fingers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/66—Testing of connections, e.g. of plugs or non-disconnectable joints
- G01R31/67—Testing the correctness of wire connections in electric apparatus or circuits
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The invention provides a continuous detection device for PCBA integrated circuit boards, which relates to the field of PCBA integrated circuit boards, and comprises a chip detection table and further comprises: the detection component comprises a portal frame fixed on the chip detection platform, a first screw rod module connected to one side of the portal frame, a second screw rod module installed at the moving end of the first screw rod module, and a detection assembly fixedly installed at the moving end of the second screw rod module. According to the invention, the detection probes at different positions can be installed to realize the matching with the type of the circuit board to be detected, when the detection probes are reversely installed, the circuit is automatically disconnected, the slots on the detection probe plugboard can be sealed through the rubber sealing sheet, poor contact caused by pollution at the socket of the detection probe plugboard is avoided, when the detection probes contact pins on the circuit board to be detected, the pins can give the detection sheet a extrusion force, so that the detection sheet deforms outwards, the detection sheet can be ensured to effectively contact the pins, the connection stability is ensured, and the circuit board to be detected is not easy to damage.
Description
Technical Field
The invention relates to the field of PCBA integrated circuit boards, in particular to a continuous detection device for a PCBA integrated circuit board.
Background
The PCBA is the whole process of passing through SMT on-line or through DIP plug-in with the PCB orifice plate, and PCBA integrated circuit board is the electronic component that current electronic equipment generally adopts, and the circuit of exquisite structure is designed according to the function of electronic equipment on the PCBA integrated circuit board, if the some place of circuit appears connecting the mistake, probably causes whole electronic equipment to be unable to use, so after PCBA integrated circuit board produces, contains to need testing its circuit.
The patent application CN211603522U discloses a universal PCBA integrated circuit board testing device, which relates to the field of integrated circuits. The structure comprises a box body, wherein the box body is provided with three cavities, and a laser lamp is arranged in the upper cavity; the rear cavity is provided with a gear; the lower cavity is provided with a detection circuit of the PCBA integrated circuit board; the laser lamps are arranged in the grooves of the upper cover plate, and the auxiliary electrode columns of the laser lamps are arranged at corresponding positions below the PCBA integrated circuit board; the electrode columns are arranged in the grooves of the lower cover plate and are communicated with the PCBA integrated circuit board and the detection circuit; PCBA integrated circuit board support, PCBA integrated circuit board support sets up in the middle recess of U type box, PCBA integrated circuit board support adjustable size supports the PCBA integrated circuit board of equidimension not, the device can test to the PCBA integrated circuit board of equidimension not, still be provided with the laser lamp, the electrode post is seeked to the laser lamp illumination can help, but when practical use, the device is nevertheless tested to the PCBA integrated circuit board of equidimension not, but needs artifical manual material loading when testing, leads to the test speed slower, and still easily because of the position and the pin of adjusting are not completely aligned when the test, leads to the test butt joint inefficacy, influence the accuracy of test.
Disclosure of Invention
The invention aims to provide a continuous detection device for a PCBA integrated circuit board, which solves the problems that manual feeding is needed during testing, so that the testing speed is low, and the test butt joint is invalid and the accuracy of the test is affected due to incomplete alignment of an adjusted position and pins during testing.
In order to achieve the above object, the present invention provides a continuous detection device for PCBA integrated circuit boards, comprising a chip detection table, further comprising:
The detection component comprises a portal frame fixed on the chip detection table, a first screw rod module connected to one side of the portal frame, a second screw rod module is installed at the moving end of the first screw rod module, a detection assembly is fixedly installed at the moving end of the second screw rod module, the first screw rod module is in reverse Y-axis movement, the second screw rod module is in Z-axis movement direction, and the detection assembly can slide along the Y-axis and Z-axis directions by being driven by the first screw rod module and the second screw rod module;
and the conveying component is connected to the middle part of the upper surface of the chip detection table and is positioned at the bottom of the portal frame and used for conveying the circuit board to be detected to the lower part of the detection component.
As a preferable technical scheme of the invention, the conveying component comprises a base plate, a retainer is fixedly arranged in the middle of the base plate, a moving plate is slidably arranged on the inner bottom wall of the retainer through a sliding component, delivery elements are fixedly arranged on the top of the moving plate and the top of the retainer, a movable groove for sliding the moving plate is formed in the top wall of the retainer, and a placement frame for bearing a circuit board to be detected is fixedly connected to the top of the retainer;
the bottom of the retainer is fixedly provided with a first pneumatic push rod, and the output end of the first pneumatic push rod is fixedly connected with the moving plate;
the conveying component further comprises feeding components arranged at two ends of the substrate.
As the preferable technical scheme of the invention, the feeding component comprises a horizontal sliding frame fixedly arranged on the base plate, a sliding block slidingly arranged on the horizontal sliding frame and a pneumatic push rod II fixedly arranged on the horizontal sliding frame and used for driving the sliding block to horizontally slide;
The side wall of the sliding block is fixedly provided with a third pneumatic push rod, the output end of the third pneumatic push rod is fixedly provided with a supporting plate, and the supporting plate is matched with the circuit board to be detected.
As a preferable technical scheme of the invention, the sliding component comprises a sliding rail fixedly arranged on the inner top wall of the retainer and sliding seats which are in sliding connection with the side walls of the sliding rail, wherein the number of the sliding seats is at least three, and the three sliding seats are equidistantly arranged on the upper surface of the moving plate.
As a preferable technical scheme of the invention, the delivery element comprises a U-shaped movable seat, the inner side wall of the U-shaped movable seat is rotatably connected with a pushing claw, and two mutually-exclusive magnets are embedded into the opposite sides of the pushing claw and the U-shaped movable seat;
The top and the bottom of the pushing claw are respectively provided with an inclined plane, and the magnet provides thrust force for the pushing claw to move outwards so that the inclined planes at the bottom of the pushing claw are stopped when the inclined planes at the bottom of the pushing claw are abutted against the U-shaped movable seat.
As a preferable technical scheme of the invention, the detection assembly comprises a detection probe inserting plate, the bottom of the detection probe inserting plate is provided with a slot, the inner side wall of the slot is inserted with a detection probe, the detection probe is electrically connected with a conductor in the detection probe inserting plate after being inserted into the slot, and the detection probe inserting plate is electrically connected with detection equipment through a wire.
As a preferable technical scheme of the invention, the detection probe comprises a conductor part and a connecting part, wherein the side wall of the conductor part is also connected with a detection body, the conductor part and the detection body are both of conductive structures, and the connecting part is also provided with a rubber sealing sheet.
As the preferable technical scheme of the invention, one side of the conductor part and one side of the connecting part are respectively provided with an elastic buckle, the side wall of the detection probe plugboard is provided with a clamping groove matched with the elastic buckle, and the conductor part and the connecting part can be buckled on the detection probe plugboard through the elastic buckles.
As a preferable technical scheme of the invention, the length of the conductor part is longer than that of the connecting part, when the conductor part is buckled on the detection probe plugboard, a circuit is closed, and when the connecting part is buckled on the detection probe plugboard, the circuit is opened.
As the preferable technical scheme of the invention, the detecting body is provided with a bending part and a detecting piece, the detecting piece is connected to the bottom of the bending part, the bottom end of the detecting piece is outwards expanded to form a half-arc structure, the part, close to the half-arc structure, of the inner side wall of the detecting piece is provided with a semicircular bulge, the bending part is of an elastic structure, and when the semicircular bulge is subjected to extrusion force, the detecting piece can be pushed to deform outwards so as to be tightly attached to pins of a circuit board to be detected.
Compared with the prior art, the invention has the beneficial effects that:
In the scheme of the invention:
1. Through the arrangement of the chip detection table and the conveying component, the pneumatic push rod II and the pneumatic push rod III are mutually matched to drive the supporting plate to carry out position adjustment, so that the circuit board to be detected is conveniently fed and unloaded, further, when the circuit board to be detected needs to be delivered, the pneumatic push rod I moves to drive the moving plate to move, so that a delivery element on the moving plate drives the circuit board to be detected to move forwards by one body position, when the pneumatic push rod I contracts, the push claw is contracted by external force, so that the bottom of the circuit board to be detected is contracted, the push claw automatically expands under the action of a magnet after leaving the circuit board to be detected, and the push rod I can be used for pushing the circuit board to be detected to move, and the circuit board to be detected can be transported one by one through the reciprocating movement of the pneumatic push rod I, so that the circuit board to be detected is ensured to be orderly detected through a detection area;
2. Through the setting of detecting part and detection subassembly, lead screw module one and lead screw module two can drive detection subassembly and carry out position adjustment, thereby carry detection subassembly to waiting to detect on the circuit board, to the different circuit boards that wait to detect, the test probe of accessible installation different positions realizes the matching with waiting to detect the circuit board model, automatic disconnection circuit just can seal the slot on the detection probe picture peg through the rubber seal piece when detecting probe reverse installation, avoid detection probe picture peg socket department contaminated and lead to poor contact, because reverse mounted position is higher and the disconnection circuit, therefore also can not cause the influence to detecting, when the pin on the circuit board is waited to detect in the contact of detection probe, this pin can give a extrusion force to the test piece, make the test piece outwards deform, can guarantee like this that the test piece effectively contacts the pin, guarantee the stability of connection and not fragile wait to detect the circuit board, after losing extrusion force, the test piece is pushed and is reset by the elastic potential energy of bending portion.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a continuous detection device for PCBA integrated circuit boards provided by the invention;
FIG. 2 is a schematic view of a second view angle structure of FIG. 1 in a continuous inspection device for PCBA integrated circuit boards provided by the present invention;
FIG. 3 is a schematic diagram of a front view of a continuous detection device for PCBA integrated circuit boards according to the present invention;
FIG. 4 is a schematic diagram of the structure of the detecting component and the conveying component in the continuous detecting device for PCBA integrated circuit boards provided by the invention;
FIG. 5 is a schematic diagram of the structure of a conveying member in a continuous detection device for PCBA integrated circuit boards provided by the invention;
FIG. 6 is a schematic diagram showing a disassembled structure of a conveying member in a continuous detecting device for PCBA integrated circuit boards provided by the invention;
FIG. 7 is a schematic side view of a conveying member in a continuous inspecting apparatus for PCBA integrated circuit boards according to the present invention;
FIG. 8 is a schematic diagram of a delivery element in a continuous detection device for PCBA integrated circuit boards according to the present invention;
FIG. 9 is a schematic diagram of a configuration of a probe card and a circuit board to be tested in a continuous testing apparatus for PCBA integrated circuit boards according to the present invention;
FIG. 10 is a schematic diagram of the structure of a detection probe in a continuous detection device for PCBA integrated circuit boards provided by the invention;
Fig. 11 is a schematic diagram of the installation state structure of a detection probe in the PCBA integrated circuit board continuous detection device provided by the invention.
The figures indicate:
10. a chip detection stage;
20. a detection section; 21. a portal frame; 22. a first screw rod module; 23. a screw rod module II;
30. A conveying member; 31. a substrate; 32. a retainer; 321. a slide rail; 322. a slide; 33. a moving plate; 34. a delivery element; 341. a U-shaped movable seat; 342. pushing claws; 343. a magnet; 35. a first pneumatic push rod; 36. a feeding assembly; 361. a horizontal carriage; 362. a slide block; 363. pneumatic push rod III; 364. a supporting plate; 37. a movable groove; 38. a placing rack;
40. A detection assembly; 41. detecting a probe plugboard; 42. a slot; 43. detecting a probe; 431. a conductor section; 432. a connection part; 433. an elastic buckle; 434. a clamping groove; 435. a detection body; 4351. a bending part; 4352. a detection sheet; 4353. a semicircular protrusion; 436. rubber sealing sheets.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the invention.
Referring to fig. 1 to 11, the present invention provides a technical solution: the continuous detection device for the PCBA integrated circuit board comprises a chip detection table 10, wherein a detection computer is further arranged on the chip detection table 10, and electric elements in the detection part 20, the conveying part 30 and the detection assembly 40 are electrically connected with the detection computer through wires.
The detection component 20, the detection component 20 comprises a portal frame 21 fixed on the chip detection platform 10, a first screw module 22 connected to one side of the portal frame 21, a second screw module 23 installed at the moving end of the first screw module 22, and a detection component 40 installed at the moving end of the second screw module 23, wherein the first screw module 22 is a reverse direction of the Y-axis movement, the second screw module 23 is a Z-axis movement direction, the detection component 40 can be driven by the first screw module 22 and the second screw module 23 to slide along the Y-axis and Z-axis directions, and the first screw module 22 and the second screw module 23 are conventional technical means in the art, and are not described in detail in the specification;
and a conveying part 30 connected to the middle of the upper surface of the chip inspection stage 10 and located at the bottom of the gantry 21 for conveying the circuit board to be inspected to the lower side of the inspection assembly 40.
As a preferred embodiment, on the basis of the above mode, further, the conveying component 30 includes a base plate 31, the base plate 31 is fixedly mounted on the chip detection table 10, a retainer 32 is fixedly mounted in the middle of the base plate 31, the retainer 32 includes a bottom plate and a top plate, the bottom plate and the top plate are assembled through bolts and support columns, a moving plate 33 is slidably mounted on the inner bottom wall of the retainer 32 through a sliding component, a delivery element 34 is fixedly mounted on the top of the moving plate 33 and the top of the retainer 32, specifically, two groups of delivery elements 34 are mounted on the moving plate 33, a group of delivery elements 34 are mounted on the retainer 32, the delivery elements 34 on the moving plate 33 are two sides, a movable groove 37 for sliding the moving plate 33 is formed on the top wall of the retainer 32, the moving plate 33 can move within the length range of the movable groove 37, a placing frame 38 for bearing a circuit board to be detected is fixedly connected on the top of the retainer 32, and the placing frame 38 is provided in an opposite manner by two L-shaped brackets;
The bottom of the retainer 32 is fixedly provided with a first pneumatic push rod 35, the output end of the first pneumatic push rod 35 is fixedly connected with the moving plate 33, the first pneumatic push rod 35 is used as a driving source of the moving plate 33, and the first pneumatic push rod 35 is conveyed with different air volumes to realize fixed-distance movement;
the transport assembly 30 also includes feed assemblies 36 mounted at both ends of the base plate 31.
The feeding assembly 36 includes a horizontal carriage 361 fixedly mounted on the base plate 31, a sliding block 362 slidably mounted on the horizontal carriage 361, and a second pneumatic push rod fixedly mounted on the horizontal carriage 361 for driving the sliding block 362 to slide horizontally, wherein the second pneumatic push rod is used as a driving force supply element in a horizontal direction, and can drive the sliding block 362 to move along the length direction of the horizontal carriage 361;
The side wall of the sliding block 362 is fixedly provided with a third pneumatic push rod 363, the output end of the third pneumatic push rod 363 is fixedly provided with a supporting plate 364, the supporting plate 364 is matched with the circuit board to be detected, the third pneumatic push rod 363 is used as a driving force supply element in the vertical direction, and the supporting plate 364 can be driven to slide along the height direction of the horizontal rack 361, so that the circuit board to be detected is lifted and carried through the supporting plate 364, the width of the supporting plate 364 is smaller than the gap in the middle of the placing rack 38, and therefore the supporting plate 364 can move up and down in the middle of the placing rack 38.
The sliding assembly comprises a sliding rail 321 fixedly arranged on the inner top wall of the retainer 32 and sliding seats 322 which are connected to the side walls of the sliding rail 321 in a sliding manner, wherein the number of the sliding seats 322 is at least three, the three sliding seats 322 are equidistantly arranged on the upper surface of the moving plate 33, and when the moving plate 33 moves, the sliding seats 322 and the sliding rail 321 can keep balance.
The delivery element 34 includes a U-shaped movable seat 341, the inner side wall of the U-shaped movable seat 341 is rotatably connected with a pawl 342, two mutually repulsive magnets 343 are embedded in opposite sides of the pawl 342 and the U-shaped movable seat 341, and the two magnets 343 are oppositely arranged, so that power for turning the pawl 342 upwards can be provided, specifically, the pawl 342 is rotatably connected with the U-shaped movable seat 341 through a horizontal rotating shaft connected inside the pawl 342, and a circular hole matched with the horizontal rotating shaft is formed in the side wall of the U-shaped movable seat 341, so that the pawl 342 can be turned relative to the U-shaped movable seat 341 by taking the horizontal rotating shaft as an axis;
The top and the bottom of the pushing claw 342 are respectively provided with an inclined plane, the magnet 343 provides a pushing force for the pushing claw 342 to move towards the outer side so that the inclined plane at the bottom of the pushing claw 342 is stopped when the inclined plane at the bottom of the pushing claw 342 abuts against the U-shaped movable seat 341, when the pushing claw 342 is in a stopping state, the front end face of the pushing claw 342 is in a vertical state, so that the front end face of the pushing claw 342 can be directly contacted with a circuit board to be detected, a foundation is provided for pushing the circuit board to be detected to move, when the pushing claw 342 needs to move backwards, the inclined plane at the top of the pushing claw 342 serves as a transition, the pushing claw 342 can be gradually driven to approach the U-shaped movable seat 341 until the pushing claw is attached to the U-shaped movable seat 341, at the moment, the pushing claw 342 can move with the U-shaped movable seat 341 at the bottom of the circuit board to be detected, and the bottom of the specific circuit board to be provided with a bearing tray, the circuit board to be detected is carried on the placing rack 38 through the bearing tray, and the circuit board to be detected can slide on the placing rack 38 without damaging the circuit board to be detected.
As a preferred embodiment, on the basis of the above mode, the detecting assembly 40 further includes a detecting probe inserting plate 41, a slot 42 is formed at the bottom of the detecting probe inserting plate 41, a detecting probe 43 is inserted into the inner side wall of the slot 42, the detecting probe 43 is electrically connected with a conductor in the detecting probe inserting plate 41 after being inserted into the slot 42, the detecting probe inserting plate 41 is electrically connected with a detecting device through a wire, and when the detecting probe 43 is installed, a signal can be transmitted to a computer through the wire.
The detection probe 43 includes a conductor portion 431 and a connection portion 432, the side wall of the conductor portion 431 is further connected with a detection body 435, the conductor portion 431 and the detection body 435 are both in conductive structures, a rubber sealing piece 436 is further disposed on the connection portion 432, specifically, the area of the rubber sealing piece 436 is larger than the opening of the slot 42, so that when the rubber sealing piece 436 is closed at the position of the slot 42, the slot 42 can be closed, dust entering the slot 42 can be effectively reduced, contact stability is affected, the specific conductor portion 431 and the detection body 435 are in conductive structures, electrical connection can be formed, and the connection portion 432 is not in a non-conductive structure, so that when the connection portion 432 is plugged into the slot 42, a circuit can be effectively disconnected, and safety is guaranteed.
The side wall of the detection probe plugboard 41 is provided with the clamping groove 434 matched with the elastic clamping buckle 433, the conductor 431 and the connection part 432 can be buckled on the detection probe plugboard 41 through the elastic clamping buckle 433, the elastic clamping buckle 433 can be made of soft steel materials, the elastic clamping buckle 433 can be contracted inwards when subjected to external force so as to be contained in the conductor 431 or the connection part 432, the conductor 431 and the connection part 432 can be effectively inserted into the slot 42, and meanwhile, after the conductor 431 and the connection part 432 are installed at a certain position, the elastic clamping buckle 433 can enter the clamping groove 434 due to own elastic potential energy, so that the conductor 431 or the connection part 432 is buckled on the detection probe plugboard 41.
The length of the conductor portion 431 is greater than the length of the connection portion 432, when the conductor portion 431 is buckled on the detection probe plugboard 41, a circuit is closed, when the connection portion 432 is buckled on the detection probe plugboard 41, the circuit is opened, because the length of the slot 42 is fixed, the length of the conductor portion 431 is consistent with the length of the slot 42, electric connection can be formed when the conductor portion 431 is spliced in the slot 42, and the length of the connection portion 432 is smaller than the length of the conductor portion 431, so when the connection portion 432 is spliced in the slot 42, electric connection cannot be formed, at this time, the circuit is in a disconnection state, and therefore the inverted detection probe 43 cannot generate electric signals, and therefore, when different circuit boards to be detected are detected, the detection type can be adjusted only by adjusting the installation direction of the detection probe 43.
The detecting body 435 is provided with a bending part 4351 and a detecting piece 4352, the detecting piece 4352 is connected to the bottom of the bending part 4351 and the bottom end of the detecting piece 4352 is outwards expanded to form a half-arc structure, the inner side wall of the detecting piece 4352 is close to the half-arc structure and is provided with a semicircular bulge 4353, the bending part 4351 is of an elastic structure, when the semicircular bulge 4353 is subjected to extrusion force, the detecting piece 4352 can be pushed to deform outwards to ensure that the detecting piece 4352 is tightly attached to a pin of a circuit board to be detected, and the bottom end of the bending part 4351 is outwards expanded to form the half-arc structure, when the bottom of the bending part 4351 is contacted with the pin of the circuit board to be detected, the effect of interference limitation can not be caused, and the semicircular bulge 4353 in the deformed detecting piece 4352 can effectively abut against the pin of the circuit board to form a stable electric connection state.
Specifically, this PCBA integrated circuit board continuous detection device is during operation/during the use: firstly, the supporting plate 364 is driven by the pneumatic push rod II and the pneumatic push rod III 363 to adjust the position, the supporting plate 364 jacks up the circuit board to be detected and can convey and discharge the circuit board to be detected on the placing frame 38, further, when the circuit board to be detected needs to be delivered, the pneumatic push rod I35 moves to drive the moving plate 33 to move, thereby driving the delivery element 34 on the moving plate 33 to push the circuit board to be detected to move forward for one body position, when the pneumatic push rod I35 contracts, the pushing claw 342 is contracted by external force, so that the bottom of the circuit board to be detected is retracted, the pushing claw 342 can directly prop against the circuit board to be detected under the action of the magnet 343 after leaving the circuit board to be detected, the circuit board to be detected is pushed to move one by one after being unfolded, the material conveying is realized through the reciprocating motion of the pneumatic push rod I35, after the circuit board to be detected sequentially passes through the detection area and reaches the detection area, the first screw module 22 and the second screw module 23 can be controlled to drive the detection assembly 40 to carry out position adjustment, so that the detection assembly 40 is conveyed to the circuit board to be detected to carry out detection, the detection probes 43 at different positions can be installed for different circuit boards to be detected to realize matching with the types of the circuit boards to be detected, when the detection probes 43 are reversely installed, the circuit is automatically disconnected and the slots 42 on the detection probe plugboard 41 can be sealed through the rubber sealing sheets 436, poor contact caused by pollution at the slots 42 on the detection probe plugboard 41 is avoided, the detection is not influenced due to higher reverse installation position and disconnection of the circuit, when the detection probes 43 contact pins on the circuit board to be detected, the pins can give a extrusion force to the detection sheets 4352, the detection piece 4352 is enabled to deform outwards, so that the detection piece 4352 can be guaranteed to be in effective contact with pins, the stability of connection is guaranteed, a circuit board to be detected is not easy to damage, after the extrusion force is lost, the detection piece 4352 is pushed to reset by elastic potential energy of the bending part 4351, a closed circuit can be formed between the detection piece 4352 and a computer after the detection piece 4352 is in contact with the pins, and detection data are conveyed to the computer for analysis.
The above embodiments are only for illustrating the present invention and not for limiting the technical solutions described in the present invention, and although the present invention has been described in detail in the present specification with reference to the above embodiments, the present invention is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present invention; all technical solutions and modifications thereof that do not depart from the spirit and scope of the invention are intended to be included in the scope of the appended claims.
Claims (5)
1. The continuous detection device for the PCBA integrated circuit board comprises a chip detection table (10), and is characterized by further comprising:
The detection component (20) comprises a portal frame (21) fixed on the chip detection platform (10), a first screw module (22) connected to one side of the portal frame (21), a second screw module (23) is installed at the moving end of the first screw module (22), a detection assembly (40) is fixedly installed at the moving end of the second screw module (23), the first screw module (22) is in a Y-axis movement direction, the second screw module (23) is in a Z-axis movement direction, and the detection assembly (40) is driven by the first screw module (22) and the second screw module (23) to slide along the Y-axis and Z-axis directions;
The conveying component (30) is connected to the middle part of the upper surface of the chip detection table (10) and is positioned at the bottom of the portal frame (21) and used for conveying the circuit board to be detected to the lower part of the detection assembly (40);
the detection assembly (40) comprises a detection probe inserting plate (41), a slot (42) is formed in the bottom of the detection probe inserting plate (41), a detection probe (43) is inserted into the inner side wall of the slot (42), the detection probe (43) is inserted into the slot (42) and then is electrically connected with a conductor in the detection probe inserting plate (41), and the detection probe inserting plate (41) is electrically connected with detection equipment through a wire;
The detection probe (43) comprises a conductor part (431) and a connecting part (432), wherein the side wall of the conductor part (431) is also connected with a detection body (435), the conductor part (431) and the detection body (435) are both of conductive structures, and a rubber sealing sheet (436) is also arranged on the connecting part (432);
Elastic buckles (433) are arranged on one sides of the conductor part (431) and the connecting part (432), clamping grooves (434) matched with the elastic buckles (433) are formed in the side walls of the detection probe inserting plates (41), and the conductor part (431) and the connecting part (432) are buckled on the detection probe inserting plates (41) through the elastic buckles (433);
The length of the conductor part (431) is larger than that of the connecting part (432), when the conductor part (431) is buckled on the detection probe plugboard (41), a circuit is closed, and when the connecting part (432) is buckled on the detection probe plugboard (41), the circuit is opened;
The detecting body (435) is provided with a bending part (4351) and a detecting sheet (4352), the detecting sheet (4352) is connected to the bottom of the bending part (4351) and the bottom end of the detecting sheet is outwards expanded to form a half-arc structure, the inner side wall of the detecting sheet (4352) is close to the half-arc structure and is provided with a semicircular bulge (4353), the bending part (4351) is of an elastic structure, and when the semicircular bulge (4353) is subjected to extrusion force, the detecting sheet (4352) can be pushed to deform towards the outer side so as to ensure that the detecting sheet is tightly attached to pins of a circuit board to be detected.
2. A continuous PCBA integrated circuit board inspection device according to claim 1, characterized in that the conveying member (30) comprises a base plate (31), a holder (32) is fixedly installed in the middle of the base plate (31), a moving plate (33) is slidably installed on the inner bottom wall of the holder (32) through a sliding component, a delivery element (34) is fixedly installed on the top of the moving plate (33) and the top of the holder (32), a movable groove (37) for sliding the moving plate (33) is formed in the top wall of the holder (32), and a placing rack (38) for bearing the circuit board to be inspected is fixedly connected to the top of the holder (32);
the bottom of the retainer (32) is fixedly provided with a first pneumatic push rod (35), and the output end of the first pneumatic push rod (35) is fixedly connected with the moving plate (33);
the conveying component (30) further comprises feeding assemblies (36) arranged at two ends of the base plate (31).
3. A continuous testing device for PCBA integrated circuit boards according to claim 2, characterized in that said feeding assembly (36) comprises a horizontal carriage (361) fixedly mounted on the base plate (31), a slider (362) slidingly mounted on the horizontal carriage (361) and a pneumatic push rod two fixedly mounted on the horizontal carriage (361) for driving the slider (362) to slide horizontally;
the side wall of the sliding block (362) is fixedly provided with a third pneumatic push rod (363), the output end of the third pneumatic push rod (363) is fixedly provided with a supporting plate (364), and the supporting plate (364) is matched with a circuit board to be detected.
4. A continuous testing device for PCBA integrated circuit boards according to claim 2, characterized in that the sliding assembly comprises a sliding rail (321) fixedly mounted on the inner top wall of the holder (32) and sliding bases (322) slidingly connected to the side walls of the sliding rail (321), the number of the sliding bases (322) being at least three, the three sliding bases (322) being equidistantly arranged on the upper surface of the moving plate (33).
5. A PCBA integrated circuit board continuous inspection device according to claim 2, characterized in that the delivery element (34) comprises a U-shaped movable seat (341), the inner side wall of the U-shaped movable seat (341) is rotatably connected with a pawl (342), and two mutually repulsive magnets (343) are embedded in the opposite side of the pawl (342) to the U-shaped movable seat (341);
The top and the bottom of the pushing claw (342) are respectively provided with an inclined plane, and the magnet (343) provides pushing force for the pushing claw (342) to move outwards so that the inclined planes at the bottom of the pushing claw (342) are stopped when the inclined planes abut against the U-shaped movable seat (341).
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209728086U (en) * | 2019-03-31 | 2019-12-03 | 张浩洋 | Electronics slot alternative expression automatic detecting machine |
| CN212143532U (en) * | 2020-01-22 | 2020-12-15 | 天津中德应用技术大学 | Fill continuous automatic checkout system of electric pile circuit board |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100319983B1 (en) * | 2000-02-24 | 2002-01-16 | 김상록 | PCB auto tester |
| TWI495880B (en) * | 2013-12-31 | 2015-08-11 | Mpi Corp | Probe module |
| CN111398791A (en) * | 2020-04-29 | 2020-07-10 | 苏州创瑞机电科技有限公司 | Test probe, optical chip module test probe assembly, probe assembly assembling method and optical chip module test device |
| WO2022141166A1 (en) * | 2020-12-30 | 2022-07-07 | 广州奥松电子有限公司 | Pcb testing machine |
| CN114689592A (en) * | 2021-12-21 | 2022-07-01 | 深圳市易天半导体设备有限公司 | AOI detection device |
| CN115980072B (en) * | 2023-03-17 | 2023-08-22 | 中科慧远视觉技术(北京)有限公司 | Multi-station five-degree-of-freedom automatic detection device |
| CN117469568B (en) * | 2023-12-27 | 2024-04-19 | 常州技天电子有限公司 | PCB online detection device and method |
-
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209728086U (en) * | 2019-03-31 | 2019-12-03 | 张浩洋 | Electronics slot alternative expression automatic detecting machine |
| CN212143532U (en) * | 2020-01-22 | 2020-12-15 | 天津中德应用技术大学 | Fill continuous automatic checkout system of electric pile circuit board |
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