CN115078785A - Electronic complete machine testing device for PCBA machining - Google Patents
Electronic complete machine testing device for PCBA machining Download PDFInfo
- Publication number
- CN115078785A CN115078785A CN202210771597.4A CN202210771597A CN115078785A CN 115078785 A CN115078785 A CN 115078785A CN 202210771597 A CN202210771597 A CN 202210771597A CN 115078785 A CN115078785 A CN 115078785A
- Authority
- CN
- China
- Prior art keywords
- plates
- fixedly connected
- pcba
- square
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
-
- 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
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
- H05K13/08—Monitoring manufacture of assemblages
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Operations Research (AREA)
- Manufacturing & Machinery (AREA)
- Tests Of Electronic Circuits (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention belongs to the technical field of PCBA (printed circuit board assembly) board processing and testing, and particularly discloses an electronic complete machine testing device for PCBA processing. The electronic complete machine testing device comprises a testing table, wherein the testing table is composed of a square plate and two groups of table legs fixedly connected to one end of the bottom of the square plate, a mounting plate is fixedly connected to one end of the top of the testing table, the shape of a side cut surface of the mounting plate is inverted L-shaped, and a detection mechanism is arranged at one end of the bottom of the mounting plate. According to the automatic feeding device, the PCBA fixing mechanism is arranged, so that not only can the PCBAs of different models be automatically fixed, but also the PCBAs of different models can be automatically centered, the PCBAs of different models are fixed at the middle position of the detection table, the convenience of stability and centering of the PCBA fixing can be effectively improved, the application range of the PCBA fixing mechanism is increased, the PCBA can be automatically fed, the feeding convenience of the testing device is improved, and the testing efficiency and the practicability of the testing device are improved.
Description
Technical Field
The invention belongs to the technical field of PCBA (printed circuit board assembly) board processing test, and particularly relates to an electronic complete machine testing device for PCBA processing.
Background
PCBA is the whole process of PCB empty board through SMT upper parts or through DIP plug-in components, and is called PCBA for short. In order to ensure the quality of the PCBA board, the PCBA board is generally tested using a PCBA testing device.
When a PCBA testing device is used for testing the PCBA, the PCBA needs to be fixed firstly, then a testing probe is used for connecting a detection point on the PCBA, and the test is carried out, however, the existing testing device is complicated in operation when testing the PCBA, only the PCBA can be fixed, the PCBAs of different models cannot be adjusted in position while being fixed, the PCBAs are located in the middle of a detection table, the positions of the PCBAs need to be adjusted manually, the steps are multiple, and the testing efficiency of the PCBA is influenced; in addition, the existing PCBA testing device does not have an automatic blanking function and an automatic PCBA stacking function, after the test is finished, the PCBA is manually taken down from the detection table, and the PCBA is manually stacked, so that the automation degree is low.
Therefore, it is necessary to provide an electronic complete machine testing apparatus for processing PCBA to solve the above problems.
Disclosure of Invention
In view of the above problems, the present invention provides an electronic complete machine testing apparatus for processing a PCBA, so as to solve the problems proposed in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: an electronic complete machine testing device for PCBA processing comprises a testing table, wherein the testing table consists of a square plate and two groups of table legs fixedly connected to one end of the bottom of the square plate, one end of the top of the testing table is fixedly connected with an installation plate, the side cut surface of the installation plate is in an inverted L shape, and one end of the bottom of the installation plate is provided with a detection mechanism;
detection mechanism includes the hydraulic cylinder of fixed connection in mounting panel bottom one end, the output fixedly connected with of hydraulic cylinder surveys test panel, survey a plurality of test probes of bottom one end fixedly connected with of test panel, the top one end of examining test table is provided with the PCBA fixed establishment who uses with the detection mechanism cooperation.
Furthermore, the PCBA fixing mechanism comprises supporting plates symmetrically arranged at one end of the top of the test board, T-shaped grooves are symmetrically formed in one end of the top of each of the two supporting plates, T-shaped strips are slidably connected inside the two groups of T-shaped grooves, one end of the top of each of the two groups of T-shaped strips extends to the outside of the T-shaped groove and is fixedly connected with a right-angle plate respectively, rollers are rotatably connected to two end points of the two groups of right-angle plates, square pipes are fixedly connected to two ends of the two supporting plates, the inside of one group of square pipes is movably connected with the same U-shaped rod, the U-shaped rod is fixedly connected to one end of the top of the test board, the inside of the other group of square pipes is in threaded connection with the same two-way lead screw, a motor is fixedly installed at one end of the bottom of the square board in the test board through an installation seat, and one end of an output shaft of the motor and one end of the two-way lead screw are fixedly connected with a group of belt pulleys which are matched with each other, the top one end fixedly connected with of testboard and a set of belt pulley cooperation protection casing of using.
Further, it is two sets of the equal fixedly connected with sleeve pipe in one side that the right-angle plate kept away from each other, and sheathed tube side tangent plane shape is square, and is two sets of sheathed tube inside common sliding connection has same guide strip respectively, and two guide strips and two-way lead screw and U-shaped pole are parallel arrangement, the top one end symmetry fixedly connected with T shape pole of testboard, and two T shape poles set up respectively with two guide strips between, two the outside of T shape pole is all movable and has been cup jointed the fly leaf, two twice of fly leaf all articulates there is the connecting rod, and is two sets of the one end that the fly leaf was kept away from to the connecting rod is articulated with the both ends of two guide strips respectively, two the equal fixedly connected with first spring of bottom one end of fly leaf, and two first springs activity respectively cup joint in the outside of T shape pole.
Further, the bottom one end symmetry fixedly connected with hanger plate of mounting panel, and the side tangent plane shape of two hanger plates is the shape of falling U, two the bottom one end of hanger plate all rotates and is connected with the wane, survey the equal fixedly connected with diaphragm in both ends of testing panel, two the equal fixedly connected with round pin in one end that the diaphragm was kept away from each other, two the wane is close to the one end of diaphragm and all sets up the keyway that uses with the round pin cooperation, and two round pins are sliding connection respectively in the inside of two keyways, two the one end that the keyway was kept away from to the wane sets up respectively to the circular shape that uses with the fly leaf cooperation.
Furthermore, an automatic stacking mechanism matched with the testing mechanism is arranged below the square plate in the testing table, a supporting plate matched with the automatic stacking mechanism is fixedly connected between two groups of table legs in the testing table, and the automatic stacking mechanism is placed above the supporting plate;
the automatic stacking mechanism comprises two side plates, wherein L-shaped grooves are symmetrically formed in one end of the tops of the two side plates, through grooves are formed in one sides, away from each other, of the two groups of L-shaped grooves, grooves are formed in one ends, opposite to the two groups of through grooves, of the bottoms of the two groups of L-shaped grooves and the through grooves, a plurality of partition plates are respectively connected to the insides of the two groups of L-shaped grooves and the through grooves in a sliding mode, the cross-sectional shapes of the partition plates are right-angled, sliding blocks are fixedly connected to one sides, away from each other, of the side plates, sliding grooves matched with the sliding blocks are formed in one sides, away from each other, of the two groups of grooves, fixed blocks are respectively connected to the ends, away from each other, fixed rods are respectively fixedly connected to the two ends of the fixed blocks, second springs are movably sleeved to the outsides of the two groups of fixed rods, one ends of the two groups of second springs are respectively fixedly connected to the two fixed blocks, two sets of the one end that the fixed block was kept away from to the second spring is fixedly connected with ejector pad respectively, and two sets of ejector pads activity cup joints the outside at two sets of dead levers respectively.
Further, a square rod is fixedly connected to one end of the bottom of each of the two fixing blocks, a third spring is movably sleeved outside each of the two square rods, a U-shaped plate is fixedly connected to one end of the bottom of each of the two third springs, notches matched with the U-shaped plate are symmetrically formed in the side, away from each other, of the two side plates, two notches are respectively arranged in one-to-one correspondence with the two grooves, the two U-shaped plates are respectively movably sleeved outside the square rods, push rods matched with the partition plates are symmetrically and fixedly connected to one end of the top of each of the two U-shaped plates, the two push rods are respectively arranged inside the two notches, vertical plates are symmetrically and slidably connected to the inside of the square plate in the test table, the two vertical plates are respectively arranged outside the two T-shaped rods, and one end of the tops of the two vertical plates is fixedly connected with a square frame, the equal fixedly connected with in both sides of surveying test panel cooperates the flange that uses with square frame, two the equal fixedly connected with in one side that riser bottom one end is relative cooperates the telescopic link that uses with the U-shaped board.
Further, two the equal symmetrical fixedly connected with picture peg in one side that the curb plate is relative, it is two sets of same bottom plate has been cup jointed in the outside common activity of picture peg, the inside symmetrical sliding connection of bottom plate has square screwed pipe, and two square screwed pipes set up respectively between two sets of picture pegs, two the one end that square screwed pipe kept away from each other all extends to the outside of bottom plate and respectively with two curb plate fixed connection, two the inside common rotation of square screwed pipe is connected with same two-way screw rod, the bottom one end of point is rotated and is connected with first bevel gear, the shaft of first bevel gear extends to the outside and the fixedly connected with knob of bottom plate, the external fixation of two-way screw rod has cup jointed the second bevel gear with first bevel gear meshing.
Further, two the bottom one end of square solenoid all is provided with the anticreep piece, and anticreep piece and square solenoid formula as an organic whole set up, the anticreep groove of using with the cooperation of anticreep piece is seted up to the bottom one end of bottom plate, the circular slot of using with the knob cooperation is seted up on the surface of backup pad, the top one end of testboard is provided with the lower silo of using with the cooperation of automatic stacking mechanism.
The invention also discloses a use method of the electronic complete machine testing device for PCBA processing, which comprises the following steps:
s1: before the device is used for detection, the first bevel gear can be rotated through the knob, and the distance between the two side plates can be adaptively adjusted according to the specific model of the PCBA to be tested through the meshing between the gears and the matching between the structures;
s2: the automatic stacking mechanism is integrally placed on the supporting plate, the knob is positioned in the circular groove on the surface of the supporting plate, and the two telescopic rods are respectively positioned below the two U-shaped plates and outside the two square rods;
s3: placing the PCBA to be tested on the two support plates to be positioned between the two groups of right-angle plates, and then automatically centering and clamping and fixing the PCBA in the middle of the detection table by using a PCBA fixing mechanism;
s4: connecting a detection probe below the detection plate with a fixed PCBA plate detection point respectively by using a detection mechanism for testing;
s5: after the test is completed, the PCBA fixing mechanism is opened, so that the PCBA plates are dropped into the automatic stacking mechanism, and the PCBA plates are stacked and blanked and buffered by using the automatic stacking mechanism.
The invention has the technical effects and advantages that:
1. according to the automatic feeding device, the PCBA fixing mechanism is arranged, so that not only can the PCBAs of different models be automatically fixed, but also the PCBAs of different models can be automatically centered, the PCBAs of different models are fixed at the middle position of the detection table, the convenience of stability and centering of the PCBA fixing can be effectively improved, the application range of the PCBA fixing mechanism is increased, the PCBA can be automatically fed, the feeding convenience of the testing device is improved, and the testing efficiency and the practicability of the testing device are improved.
2. According to the automatic stacking mechanism, the PCBA boards after being tested can be automatically stacked, the PCBA boards can be separated, the PCBA boards are prevented from being directly stacked, the element damage phenomenon is caused, manual adjustment is not needed, the automatic stacking mechanism can be automatically adjusted according to the PCBA boards with different heights, the PCBA boards with different heights can be stacked and separated, and the application range and the use convenience of the automatic stacking mechanism can be effectively improved; and can carry out the buffering of certain degree to the PCBA board that falls automatically under the automatic circumstances of unloading is realized to testing arrangement, prevent that the PCBA board from appearing falling the phenomenon of damaging.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 shows a front view of an embodiment of the present invention;
FIG. 2 shows a front view of a detection mechanism and a PCBA securing mechanism in an embodiment of the present invention;
FIG. 3 shows a partial cross-sectional view of an embodiment of the present invention;
FIG. 4 shows a right sectional view of a portion of the structure of an embodiment of the present invention;
FIG. 5 shows a partial structural cross-sectional view of an embodiment of the present invention;
FIG. 6 shows a partial structural cross-sectional view of an embodiment of the present invention;
FIG. 7 shows a partial structural cross-sectional view of an embodiment of the present invention;
FIG. 8 shows a partial structural cross-sectional view of an embodiment of the present invention;
FIG. 9 shows a partial structural cross-sectional view of an embodiment of the invention;
in the figure: 1. a test bench; 2. mounting a plate; 3. a detection mechanism; 31. a hydraulic cylinder; 32. a test board; 33. detecting a probe; 4. a PCBA fixing mechanism; 41. a pallet; 42. a T-shaped slot; 43. t-shaped strips; 44. a right-angle plate; 45. a roller; 46. a square tube; 47. a U-shaped rod; 48. a bidirectional screw rod; 49. a motor; 50. a belt pulley; 51. a protective cover; 52. a sleeve; 53. a guide strip; 54. a T-shaped rod; 55. a movable plate; 56. a connecting rod; 57. a first spring; 58. a hanger plate; 59. a seesaw; 60. a transverse plate; 61. a round pin; 62. a pin slot; 7. an automatic stacking mechanism; 71. a side plate; 72. an L-shaped slot; 73. a through groove; 74. a groove; 75. a partition plate; 76. a slider; 77. a chute; 78. a fixed block; 79. a fixing rod; 80. a second spring; 81. a push block; 82. a square rod; 83. a third spring; 84. a U-shaped plate; 85. a groove is opened; 86. a push rod; 87. a vertical plate; 88. a square frame; 89. a convex plate; 90. a telescopic rod; 91. inserting plates; 92. a base plate; 93. a square solenoid; 94. a bidirectional screw; 95. a first bevel gear; 96. a knob; 97. a second bevel gear; 10. and a support plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
the invention provides an electronic complete machine testing device for PCBA processing, which comprises a testing table 1, wherein the testing table 1 consists of a square plate and two groups of table legs fixedly connected to one end of the bottom of the square plate, one end of the top of the testing table 1 is fixedly connected with an installation plate 2, the side cut surface of the installation plate 2 is in an inverted L shape, and one end of the bottom of the installation plate 2 is provided with a detection mechanism 3;
the detection mechanism 3 comprises a hydraulic cylinder 31 fixedly connected to one end of the bottom of the mounting plate 2, the output end of the hydraulic cylinder 31 is fixedly connected with a test plate 32, one end of the bottom of the test plate 32 is fixedly connected with a plurality of detection probes 33, and one end of the top of the detection table is provided with a PCBA fixing mechanism 4 matched with the detection mechanism 3;
the PCBA fixing mechanism 4 comprises supporting plates 41 symmetrically arranged at one end of the top of the test board 1, T-shaped grooves 42 are symmetrically formed at one end of the top of each of the two supporting plates 41, T-shaped strips 43 are slidably connected inside each of the two groups of T-shaped grooves 42, one end of the top of each of the two groups of T-shaped strips 43 extends to the outside of the T-shaped groove 42 and is fixedly connected with a right-angle plate 44 respectively, rollers 45 are rotatably connected to two end points of each of the two groups of right-angle plates 44, square pipes 46 are fixedly connected to two ends of each of the two supporting plates 41, the same U-shaped rod 47 is movably connected to the inside of one group of square pipes 46, the U-shaped rod 47 is fixedly connected to one end of the top of the test board 1, the same two-way lead screw 48 is connected to the inside of the other group of square pipes 46 through common threads, a motor 49 is fixedly arranged at one end of the bottom of the square plates in the test board 1 through a mounting seat, one end of an output shaft of the motor 49 and one end of the two-way lead screw 48 are fixedly connected with a group of belt pulleys 50 which are matched with each other, one end of the top of the test bench 1 is fixedly connected with a protective cover 51 matched with a group of belt pulleys 50;
the side, away from each other, of each of the two groups of right-angle plates 44 is fixedly connected with a sleeve 52, the side cut surfaces of the sleeves 52 are square, the insides of the two groups of sleeves 52 are respectively and jointly slidably connected with a same guide bar 53, the two guide bars 53 are arranged in parallel with the bidirectional screw 48 and the U-shaped rod 47, one end of the top of the test board 1 is symmetrically and fixedly connected with a T-shaped rod 54, the two T-shaped rods 54 are respectively arranged between the two guide bars 53, the outsides of the two T-shaped rods 54 are movably sleeved with movable plates 55, the two movable plates 55 are hinged with connecting rods 56 twice, the ends, away from the movable plates 55, of the two groups of connecting rods 56 are respectively hinged with the two ends of the two guide bars 53, one end of the bottoms of the two movable plates 55 is fixedly connected with first springs 57, and the two first springs 57 are respectively movably sleeved outside the T-shaped rods 54;
hanging plates 58 are symmetrically and fixedly connected to one end of the bottom of the mounting plate 2, the lateral tangent planes of the two hanging plates 58 are in an inverted U shape, warped plates 59 are rotatably connected to one ends of the bottoms of the two hanging plates 58, transverse plates 60 are fixedly connected to two ends of the test plate 32, round pins 61 are fixedly connected to ends, away from each other, of the two transverse plates 60, pin grooves 62 matched with the round pins 61 are formed in ends, close to the transverse plates 60, of the two warped plates 59, the round pins 61 are respectively connected to the insides of the two pin grooves 62 in a sliding mode, and the ends, away from the pin grooves 62, of the two warped plates 59 are respectively arranged to be round to be matched with the movable plate 55;
before the device is used, the PCBA to be tested is placed on the two support plates 41 and is positioned between the two groups of right-angle plates 44, then the motor 49 is started, the motor 49 rotates positively to drive the two-way screw rod 48 to rotate, so that the two-way screw rod 48 drives the two square tubes 46 to approach each other, at this time, the two support plates 41 drive the two support plates 41 to synchronously approach each other through the two square tubes 46 under the guiding action of the other group of tubes 46 and the U-shaped rod 47, so that the other group of tubes 46 synchronously slide outside the U-shaped rod 47, the two support plates 41 respectively drive the two right-angle plates 44 to synchronously and transversely move through the T-shaped strips 43 and approach each other, the PCBA is tightly clamped by the two groups of right-angle plates 44, and one roller 45 in the two groups of right-angle plates 44 respectively collides with the two sides of the PCBA;
then, the hydraulic cylinder 31 can be opened, and the detection plate is pushed by the hydraulic cylinder 31 to move downwards, so that the detection plate drives the plurality of detection probes 33 to synchronously move downwards to the PCBA on the supporting plate 41 to move; when the detection plate moves downwards, the detection plate drives the two warping plates 59 to turn over through the transverse plates 60 and the round pins 61 on the two sides, so that the two warping plates 59 respectively remove the interference limitation effect on the two moving plates 55, at this time, the two moving plates 55 respectively move upwards outside the T-shaped rod 54 under the reset effect of the two first springs 57, so that the two moving plates 55 respectively drive the two guide strips 53 to mutually approach through the two connecting rods 56, so that the two right-angle plates 44 are driven by the two guide strips 53 to synchronously and longitudinally move and mutually approach, the two right-angle plates 44 respectively drive the two sets of T-shaped strips 43 to synchronously slide in the T-shaped grooves 42, the PCBA is longitudinally clamped by the two right-angle plates 44, the other rollers 45 on the right-angle plates 44 are enabled to interfere with the PCBA, the PCBA is fixed, and the PCBA is automatically placed in the middle of the detection table;
during detection of the tool, the detection probe 33 below the detection plate is respectively connected with the fixed PCBA plate detection points, and then the test can be carried out;
after the test is finished, the hydraulic cylinder 31 drives the test board 32 to move upwards and reset, so that the test board 32 drives the two warping plates 59 to reversely turn over through the cooperation between the two transverse plates 60 and the structures, respectively, so that the two warping plates 59 respectively abut against the two movable plates 55 to slide downwards outside the T-shaped rod 54 and extrude the two first springs 57, and accordingly the two guide strips 53 are pushed to be away from each other through the two connecting rods 56, so that the two guide strips 53 respectively drive the two sets of right-angle plates 44 to longitudinally move and be away from each other through the sleeves 52, so that the two sets of right-angle plates 44 respectively drive the two sets of T-shaped strips 43 to synchronously slide inside the T-shaped grooves 42, and therefore the longitudinal clamping effect of the two sets of right-angle plates 44 on the PCBA board is relieved; meanwhile, the motor 49 is synchronously turned on, the motor 49 firstly drives the bidirectional screw rod 48 to rotate reversely, so that the bidirectional screw rod 48 drives the two groups of right-angle plates 44 to transversely move and to be away from each other through the two supporting plates 41 firstly through the cooperation between the structures, the lifting effect on the PCBA is removed, the PCBA after detection falls through a blanking groove on the detection table, then the motor 49 rotates forwards, and the two groups of right-angle plates 44 are driven to move to the original positions through the cooperation between the structures again;
according to the automatic feeding device, the PCBA fixing mechanism 4 is arranged, so that not only can the PCBAs of different models be automatically fixed, but also the PCBAs of different models can be automatically centered, the PCBAs of different models are fixed at the middle position of the detection table, the stability and the centering convenience of fixing the PCBAs can be effectively improved, the application range of the PCBA fixing mechanism 4 is increased, the PCBA can be automatically fed, the feeding convenience of the testing device is improved, and the testing efficiency and the practicability of the testing device are improved.
As shown in fig. 1 to 9, an automatic stacking mechanism 7 used in cooperation with a testing mechanism is arranged below a square plate in the testing table 1, a same supporting plate 10 used in cooperation with the automatic stacking mechanism 7 is fixedly connected between two sets of table legs in the testing table 1, and the automatic stacking mechanism 7 is placed above the supporting plate 10;
the automatic stacking mechanism 7 comprises two side plates 71, wherein the top ends of the two side plates 71 are symmetrically provided with L-shaped grooves 72, the two groups of L-shaped grooves 72 are provided with through grooves 73 at the sides far away from each other, the bottom ends of the two groups of through grooves 73 at the opposite sides are provided with grooves 74, the two groups of L-shaped grooves 72 and the through grooves 73 are respectively connected with a plurality of partition plates 75 in a sliding manner, the cross section shapes of the plurality of partition plates 75 are right-angled, the sides of the side plates 71 far away from each other are respectively fixedly connected with a sliding block 76, the sides of the two groups of grooves 74 far away from each other are respectively provided with a sliding groove 77 matched with the sliding block 76, the ends of the two side plates 71 far away from each other are respectively fixedly connected with fixed blocks 78, the two ends of the two fixed blocks 78 are respectively fixedly connected with fixed rods 79, the outer parts of the two groups of fixed rods 79 are respectively and movably sleeved with second springs 80, and one ends of the two groups of second springs 80 are respectively fixedly connected with the two fixed blocks 78, one ends of the two groups of second springs 80 far away from the fixed blocks 78 are respectively and fixedly connected with pushing blocks 81, and the two groups of pushing blocks 81 are respectively and movably sleeved outside the two groups of fixed rods 79;
one end of the bottom of each of the two fixing blocks 78 is fixedly connected with a square rod 82, the outer parts of the two square rods 82 are movably sleeved with a third spring 83, one end of the bottom of each of the two third springs 83 is fixedly connected with a U-shaped plate 84, one side of each of the two side plates 71 away from each other is symmetrically provided with two notch grooves 85 matched with the U-shaped plates 84, the two notch grooves 85 are respectively arranged in one-to-one correspondence with the two groove groups 74, the two U-shaped plates 84 are respectively movably sleeved on the outer parts of the square rods 82, one end of the top of each of the two U-shaped plates 84 is symmetrically and fixedly connected with a push rod 86 matched with the partition plate 75, the two push rods 86 are respectively arranged in the two notch grooves 85, the inner parts of the square plates in the test board 1 are symmetrically and slidably connected with vertical plates 87, the two vertical plates 87 are respectively arranged on the outer parts of the two T-shaped rods 54, and one end of the top of the two vertical plates 87 are jointly and fixedly connected with a square frame 88, both sides of the test board 32 are fixedly connected with convex plates 89 matched with the square frames 88 for use, and the opposite sides of the bottom ends of the two vertical plates 87 are fixedly connected with telescopic rods 90 matched with the U-shaped plates 84 for use;
the opposite sides of the two side plates 71 are symmetrically and fixedly connected with the inserting plates 91, the outer parts of the two groups of inserting plates 91 are jointly movably sleeved with the same bottom plate 92, the inner parts of the bottom plate 92 are symmetrically and slidably connected with square spiral pipes 93, the two square spiral pipes 93 are respectively arranged between the two groups of inserting plates 91, the mutually-far ends of the two square spiral pipes 93 extend to the outer parts of the bottom plate 92 and are respectively and fixedly connected with the two side plates 71, the inner parts of the two square spiral pipes 93 are jointly and rotatably connected with the same two-way screw 94, one end of the bottom of a point is rotatably connected with a first bevel gear 95, the wheel shaft of the first bevel gear 95 extends to the outer part of the bottom plate 92 and is fixedly connected with a knob 96, and the outer part of the two-way screw 94 is fixedly sleeved with a second bevel gear 97 meshed with the first bevel gear 95;
anti-falling blocks are arranged at one ends of the bottoms of the two square spiral tubes 93 and are integrally arranged with the square spiral tubes 93, anti-falling grooves matched with the anti-falling blocks are formed in one end of the bottom plate 92, circular grooves matched with the knobs 96 are formed in the surface of the supporting plate 10, and discharging grooves matched with the automatic stacking mechanism 7 are formed in one end of the top of the test board 1;
before the device is used for detection, the first bevel gear 95 can be rotated through the knob 96, the two-way screw 94 is rotated through the meshing action between the first bevel gear 95 and the second bevel gear 97, the two-way screw 94 is rotated inside the two square screw pipes 93, the two square screw pipes 93 are respectively close to or far away from each other outside the two-way screw 94, the two side plates 71 are respectively driven by the two square screw pipes 93 to synchronously close to or far away from each other, at the moment, the two side plates 71 respectively drive the two inserting plates 91 to respectively synchronously slide inside the bottom plate 92, and at the moment, the distance between the two side plates 71 can be adaptively adjusted according to the specific model of the PCBA board to be detected;
after the adjustment is finished, the automatic stacking mechanism 7 can be integrally placed on the supporting plate 10, so that the knob 96 is positioned in the circular groove on the surface of the supporting plate 10, and the two telescopic rods 90 are respectively positioned below the two U-shaped plates 84 and outside the two square rods 82;
after the detection is finished, when the detection plate is driven to move upwards by the hydraulic cylinder 31, when the detection plate moves to a certain position and the two supporting plates 41 release the lifting effect on the PCBA, the PCBA after the test falls on the two groups of partition plates 75 protruding between the two side plates 71 under the action of gravity, and under the action of gravity, the two groups of partition plates 75 are pushed to respectively slide downwards in the grooves 74, so that the two groups of partition plates 75 respectively drive the sliding blocks 76 to synchronously slide downwards in the sliding grooves 77, and the PCBA is buffered in the falling process to a certain extent by the aid of the two groups of partition plates 75, so that the PCBA is prevented from directly falling and being damaged; when the partition plate 75 inside the through slot 73 slides into the groove 74, the two groups of push blocks 81 respectively push the partition plate 75 inside the L-shaped slot 72 to continuously move into the through slot 73 under the reset action of the second spring 80; meanwhile, the detection plate drives the two convex plates 89 to abut against the square frame 88 and drives the square frame 88 to move upwards while continuing to move upwards, so that the square frame 88 drives the two telescopic rods 90 to move upwards synchronously through the two vertical plates 87, so that the two telescopic rods 90 push the two U-shaped plates 84 to move upwards synchronously and extrude the third spring 83, the two U-shaped plates 84 drive the two groups of push rods 86 to move synchronously inside the notch 85, the two groups of push rods 86 respectively push the partition plates 75 inside the through groove 73 to turn ninety degrees, and the opposite ends of the two groups of partition plates 75 respectively extend out of the side plates 71;
when the PCBA board is tested again through the above operations, the test board 32 first drives the two protruding plates 89 to move down to release the interference of the two protruding plates 89 on the square frame 88, at this time, the two U-shaped plates 84 respectively drive the square frame 88 to move down and reset through the two telescopic rods 90 and the vertical plate 87 under the resetting action of the two third springs 83, so that the two sets of push rods 86 synchronously move down, and the partition plate 75 inside the L-shaped groove 72 moves into the through groove 73 again under the coordination of the above structures; after the retest, the PCBA board after the retest falls onto the two groups of partition plates 75 again under the action of gravity, and pushes the two groups of partition plates 75 to move downwards under the action of gravity, so that the PCBA board is separated from the PCBA board below by the two groups of partition plates 75, and the PCBA boards are prevented from being directly stacked together and damaging components;
when one automatic stacking mechanism 7 is used, the automatic stacking mechanism 7 is directly taken down from the supporting plate 10, and the operation is repeated to replace the automatic stacking mechanism 7 with a new one;
according to the automatic stacking mechanism 7, the PCBA boards after being tested can be automatically stacked, the PCBA boards can be separated, the PCBA boards are prevented from being directly stacked, the element damage phenomenon is caused, manual adjustment is not needed, the automatic stacking mechanism 7 can automatically adjust according to the PCBA boards with different heights, the PCBA boards with different heights can be stacked and separated, and the application range and the use convenience of the automatic stacking mechanism 7 can be effectively improved; and can carry out the buffering of certain degree to the PCBA board that falls automatically under the automatic circumstances of unloading is realized to testing arrangement, prevent that the PCBA board from appearing falling the phenomenon of damaging.
Example 2:
s1: before the device is used for detection, the first bevel gear 95 can be rotated through the knob 96, and the distance between the two side plates 71 can be adaptively adjusted according to the specific model of the PCBA board to be tested through the meshing between the gears and the matching between the structures;
s2: the automatic stacking mechanism 7 is integrally placed on the support plate 10, the knob 96 is positioned in the circular groove on the surface of the support plate 10, and the two telescopic rods 90 are respectively positioned below the two U-shaped plates 84 and outside the two square rods 82;
s3: placing the PCBA to be tested on the two supporting plates 41 to be positioned between the two groups of right-angle plates 44, and then automatically centering and clamping the PCBA in the middle of the detection table by using a PCBA fixing mechanism;
s4: connecting a detection probe 33 below the detection plate with the fixed PCBA detection points respectively by using a detection mechanism 3 for testing;
s5: after the test is completed, PCBA fixing mechanism 4 is opened to drop the PCBA boards into automatic stacking mechanism 7, and the PCBA boards are stacked and buffered by automatic stacking mechanism 7.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a PCBA processing is with electron complete machine testing arrangement, includes testboard (1), its characterized in that: the test board (1) consists of a square plate and two groups of table legs fixedly connected to one end of the bottom of the square plate, one end of the top of the test board (1) is fixedly connected with an installation plate (2), the side section of the installation plate (2) is in an inverted L shape, and one end of the bottom of the installation plate (2) is provided with a detection mechanism (3); detection mechanism (3) are including fixed connection at hydraulic cylinder (31) of mounting panel (2) bottom one end, the output fixedly connected with of hydraulic cylinder (31) surveys test panel (32), survey a plurality of test probe (33) of bottom one end fixedly connected with of test panel (32), the top one end of examining test table is provided with PCBA fixed establishment (4) that uses with detection mechanism (3) cooperation.
2. The electronic complete machine testing device for PCBA processing of claim 1, characterized in that: the PCBA fixing mechanism (4) comprises supporting plates (41) symmetrically arranged at one end of the top of the test board (1), T-shaped grooves (42) are symmetrically formed in one end of the top of each of the two supporting plates (41), T-shaped strips (43) are slidably connected inside two groups of the T-shaped grooves (42), one ends of the tops of the two groups of the T-shaped strips (43) extend to the outside of the T-shaped grooves (42) and are fixedly connected with right-angle plates (44) respectively, idler wheels (45) are rotatably connected at two end points of the two groups of the right-angle plates (44), square pipes (46) are fixedly connected at two ends of the two supporting plates (41), one group of the square pipes (46) is movably connected with the same U-shaped rod (47) in the inner part, the U-shaped rod (47) is fixedly connected at one end of the top of the test board (1), and the other group of the square pipes (46) is connected with the same two-way lead screw (48) in the inner part through common screw thread, square board bottom one end in testboard (1) is passed through mount pad fixed mounting and is had motor (49), the common fixedly connected with of the output shaft one end of motor (49) and the one end of two-way lead screw (48) a set of belt pulley (50) that cooperate each other and use, the top one end fixedly connected with of testboard (1) and a set of belt pulley (50) cooperation protection casing (51) that use.
3. The electronic complete machine testing device for PCBA processing of claim 2, characterized in that: one sides, far away from each other, of the two groups of right-angle plates (44) are fixedly connected with sleeves (52), the lateral tangent shapes of the sleeves (52) are square, the insides of the two groups of sleeves (52) are respectively and jointly connected with the same guide strip (53) in a sliding manner, the two guide strips (53), the two-way screw rods (48) and the U-shaped rod (47) are arranged in parallel, one end of the top of the test board (1) is symmetrically and fixedly connected with a T-shaped rod (54), the two T-shaped rods (54) are respectively arranged between the two guide strips (53), movable plates (55) are movably sleeved outside the two T-shaped rods (54), connecting rods (56) are hinged to the two movable plates (55) twice, one ends, far away from the movable plates (55), of the two groups of connecting rods (56) are respectively hinged to the two ends of the two guide strips (53), one ends of the bottoms of the two movable plates (55) are respectively and fixedly connected with first springs (57), and the two first springs (57) are respectively movably sleeved outside the T-shaped rod (54).
4. The electronic complete machine testing device for PCBA processing of claim 3, characterized in that: bottom one end symmetry fixedly connected with hanger plate (58) of mounting panel (2), and the side tangent plane shape of two hanger plates (58) is the shape of falling U, two the bottom one end of hanger plate (58) all rotates and is connected with wane (59), survey the equal fixedly connected with diaphragm (60) in both ends of surveying test panel (32), two the equal fixedly connected with round pin (61) in one end that diaphragm (60) kept away from each other, two round pin (59) are close to the one end of diaphragm (60) and all offer round pin groove (62) that use with round pin (61) cooperation, and two round pin (61) respectively sliding connection in the inside of two round pin grooves (62), two the one end that round pin groove (62) were kept away from to wane (59) sets up respectively to circular with fly leaf (55) cooperation use.
5. The electronic complete machine testing device for PCBA processing of claim 1, characterized in that: an automatic stacking mechanism (7) matched with the testing mechanism is arranged below the square plate in the testing table (1), a supporting plate (10) matched with the automatic stacking mechanism (7) is fixedly connected between two groups of table legs in the testing table (1), and the automatic stacking mechanism (7) is placed above the supporting plate (10);
the automatic stacking mechanism (7) comprises two side plates (71), L-shaped grooves (72) are symmetrically formed in one ends of the tops of the two side plates (71), through grooves (73) are formed in two groups of L-shaped grooves (72) at the sides far away from each other, grooves (74) are formed in one ends of the bottoms of the two groups of through grooves (73) at the opposite sides, a plurality of partition plates (75) are respectively connected to the insides of the two groups of L-shaped grooves (72) and the through grooves (73) in a sliding mode, the cross sections of the partition plates (75) are right-angled, sliding blocks (76) are fixedly connected to the sides far away from each other of the side plates (71), sliding grooves (77) matched with the sliding blocks (76) are formed in one sides far away from each other of the two groups of grooves (74), fixed blocks (78) are fixedly connected to the ends far away from each side of the two side plates (71), and fixing rods (79) are fixedly connected to the two ends of the fixed blocks (78), two sets of second spring (80) have all been cup jointed in the outside activity of dead lever (79), and are two sets of the one end of second spring (80) respectively with two fixed block (78) fixed connection, two sets of fixed block (78) are kept away from in second spring (80) one end respectively fixedly connected with ejector pad (81), and two sets of ejector pads (81) activity respectively cup joint in the outside of two sets of dead lever (79).
6. The electronic complete machine testing device for PCBA processing of claim 5, wherein: one end of the bottom of each of the two fixing blocks (78) is fixedly connected with a square rod (82), the outer parts of the two square rods (82) are movably sleeved with a third spring (83), one end of the bottom of each of the two third springs (83) is fixedly connected with a U-shaped plate (84), one sides of the two side plates (71) far away from each other are symmetrically provided with notches (85) matched with the U-shaped plates (84), the two sets of notches (85) are respectively arranged in one-to-one correspondence with the two sets of grooves (74), the two U-shaped plates (84) are respectively movably sleeved on the outer parts of the square rods (82), one end of the top of each of the two U-shaped plates (84) is symmetrically and fixedly connected with a push rod (86) matched with the partition plate (75) for use, the two sets of push rods (86) are respectively arranged in the two sets of notches (85), and the inner parts of the square plates in the test bench (1) are symmetrically and slidably connected with a vertical plate (87), and two risers (87) set up respectively in the outside of two T shape poles (54), two the same square frame (88) of the common fixedly connected with of top one end of riser (87), survey the equal fixedly connected with in both sides of board (32) and convex plate (89) that square frame (88) cooperation was used, two the equal fixedly connected with in one side that riser (87) bottom one end is relative and telescopic link (90) that U-shaped plate (84) cooperation was used.
7. The electronic complete machine testing device for PCBA processing of claim 6, characterized in that: the opposite sides of the two side plates (71) are symmetrically and fixedly connected with inserting plates (91), the outer parts of the two groups of inserting plates (91) are movably sleeved with the same bottom plate (92) together, the inner part of the bottom plate (92) is symmetrically and slidably connected with square spiral pipes (93), and two square screw pipes (93) are respectively arranged between the two groups of inserting plates (91), the ends of the two square screw pipes (93) far away from each other extend to the outside of the bottom plate (92) and are respectively fixedly connected with the two side plates (71), the insides of the two square screw pipes (93) are jointly and rotatably connected with the same two-way screw rod (94), one end of the bottom of the point is rotationally connected with a first bevel gear (95), the wheel axle of the first bevel gear (95) extends to the outside of the bottom plate (92) and is fixedly connected with a knob (96), and a second bevel gear (97) meshed with the first bevel gear (95) is fixedly sleeved outside the bidirectional screw (94).
8. The electronic complete machine testing device for PCBA processing of claim 7, characterized in that: two the bottom one end of square solenoid (93) all is provided with the anticreep piece, and anticreep piece and square solenoid (93) formula as an organic whole setting as an organic whole, the anticreep groove that uses with the cooperation of anticreep piece is seted up to the bottom one end of bottom plate (92), the circular slot that uses with knob (96) cooperation is seted up on the surface of backup pad (10), the top one end of testboard (1) is provided with the lower silo that uses with automatic stacking mechanism (7) cooperation.
9. A method of using the PCBA processing electronic complete machine testing device of any one of claims 1-8, the method comprising: the method comprises the following steps:
s1: before the device is used for detection, the first bevel gear (95) can be rotated through the knob (96), and the distance between the two side plates (71) can be adaptively adjusted according to the specific model of the PCBA to be tested through the meshing between the gears and the matching between the structures;
s2: the automatic stacking mechanism (7) is integrally placed on the supporting plate (10), the knob (96) is positioned in the circular groove on the surface of the supporting plate (10), and the two telescopic rods (90) are respectively positioned below the two U-shaped plates (84) and outside the two square rods (82);
s3: placing the PCBA to be tested on the two supporting plates (41) to be positioned between the two groups of right-angle plates (44), and then automatically centering the PCBA in the middle of the detection table and clamping and fixing the PCBA by using a PCBA fixing mechanism;
s4: a detection probe (33) below the detection plate is respectively connected with the fixed PCBA plate detection points by using a detection mechanism (3) for testing;
s5: after the test is completed, the PCBA fixing mechanism (4) is opened, the PCBA plates are dropped into the automatic stacking mechanism (7), and the PCBA plates are stacked and blanked and buffered by the automatic stacking mechanism (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210771597.4A CN115078785B (en) | 2022-06-30 | 2022-06-30 | PCBA processing is with electron complete machine testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210771597.4A CN115078785B (en) | 2022-06-30 | 2022-06-30 | PCBA processing is with electron complete machine testing arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115078785A true CN115078785A (en) | 2022-09-20 |
| CN115078785B CN115078785B (en) | 2023-07-11 |
Family
ID=83258506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210771597.4A Active CN115078785B (en) | 2022-06-30 | 2022-06-30 | PCBA processing is with electron complete machine testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115078785B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115876051A (en) * | 2023-03-08 | 2023-03-31 | 临沂金正阳管业有限公司 | Outer diameter detection equipment for manufacturing seamless steel pipe |
| CN116022533A (en) * | 2022-11-21 | 2023-04-28 | 太仓腾辉金属制品有限公司 | Automatic workpiece conveyor |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209946316U (en) * | 2019-04-10 | 2020-01-14 | 深圳市华鸣电子科技有限公司 | PCBA board test bench |
| CN211086112U (en) * | 2019-11-28 | 2020-07-24 | 安庆师范大学 | Optical performance test bench |
| CN211318661U (en) * | 2019-09-05 | 2020-08-21 | 巨翊科瑞医疗技术(上海)有限公司 | PCBA test system convenient to fix |
| CN211955698U (en) * | 2020-03-31 | 2020-11-17 | 杨飞 | Automatic testboard of electrical components |
| CN215067097U (en) * | 2021-04-06 | 2021-12-07 | 武汉光为通信科技有限公司 | PCBA testing arrangement |
| WO2022021493A1 (en) * | 2020-07-31 | 2022-02-03 | 南京国绿能源有限公司 | Flatness testing device for solar panel installation of photovoltaic system, and testing method thereof |
| CN114089085A (en) * | 2021-10-28 | 2022-02-25 | 深圳市友熙信息技术有限公司 | Electronic product detects smelting tool |
| WO2022048039A1 (en) * | 2020-09-03 | 2022-03-10 | 苏州艾宾斯信息技术有限公司 | Computer chip encapsulation test device |
| CN114212514A (en) * | 2022-01-11 | 2022-03-22 | 林彬 | Feeding device for solar cell production |
-
2022
- 2022-06-30 CN CN202210771597.4A patent/CN115078785B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209946316U (en) * | 2019-04-10 | 2020-01-14 | 深圳市华鸣电子科技有限公司 | PCBA board test bench |
| CN211318661U (en) * | 2019-09-05 | 2020-08-21 | 巨翊科瑞医疗技术(上海)有限公司 | PCBA test system convenient to fix |
| CN211086112U (en) * | 2019-11-28 | 2020-07-24 | 安庆师范大学 | Optical performance test bench |
| CN211955698U (en) * | 2020-03-31 | 2020-11-17 | 杨飞 | Automatic testboard of electrical components |
| WO2022021493A1 (en) * | 2020-07-31 | 2022-02-03 | 南京国绿能源有限公司 | Flatness testing device for solar panel installation of photovoltaic system, and testing method thereof |
| WO2022048039A1 (en) * | 2020-09-03 | 2022-03-10 | 苏州艾宾斯信息技术有限公司 | Computer chip encapsulation test device |
| CN215067097U (en) * | 2021-04-06 | 2021-12-07 | 武汉光为通信科技有限公司 | PCBA testing arrangement |
| CN114089085A (en) * | 2021-10-28 | 2022-02-25 | 深圳市友熙信息技术有限公司 | Electronic product detects smelting tool |
| CN114212514A (en) * | 2022-01-11 | 2022-03-22 | 林彬 | Feeding device for solar cell production |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116022533A (en) * | 2022-11-21 | 2023-04-28 | 太仓腾辉金属制品有限公司 | Automatic workpiece conveyor |
| CN116022533B (en) * | 2022-11-21 | 2023-10-03 | 太仓腾辉金属制品有限公司 | Automatic workpiece conveyor |
| CN115876051A (en) * | 2023-03-08 | 2023-03-31 | 临沂金正阳管业有限公司 | Outer diameter detection equipment for manufacturing seamless steel pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115078785B (en) | 2023-07-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115078785A (en) | Electronic complete machine testing device for PCBA machining | |
| CN114264934B (en) | Debugging and detecting equipment for circuit control board production | |
| CN114354640A (en) | AOI automatic optical detector for appearance detection of circuit board line | |
| CN112461077B (en) | Hard disk data line production length measuring device | |
| CN112414681B (en) | Intelligent wireless communication equipment installation detection method | |
| CN219573787U (en) | Corrugated container board limit compressive strength testing arrangement | |
| CN111055247B (en) | Circuit board presoaking tin pressing structure | |
| CN218727495U (en) | Detection apparatus for electrical automation equipment | |
| CN108592770B (en) | Square plank roughness detection device | |
| CN214894821U (en) | New technology circuit board check out test set | |
| CN212965015U (en) | ICT test function tool | |
| CN216558604U (en) | End hole depth measurement gauge | |
| CN115156881A (en) | Automatic electromagnet assembling device | |
| CN208484351U (en) | A kind of screen printing device producing mobile phone glass film | |
| CN112536742A (en) | Component clamping device for component detection equipment | |
| CN216351049U (en) | Automatic detection table for processing PCBA (printed circuit board assembly) board | |
| CN215709585U (en) | High-efficiency multi-code batch automatic acquisition and transmission equipment | |
| CN108061535A (en) | Glass magnesium board thickness and unevenness on-line measurement device and application method | |
| CN117538003B (en) | Motor vibration test bed | |
| CN219978161U (en) | PCBA alignment device for high-definition microscopic examination | |
| CN221224752U (en) | Glass appearance inspection table | |
| CN221216998U (en) | Lifting equipment | |
| CN216309615U (en) | PCBA circuit board production is with power of buckling detection device | |
| CN117244823B (en) | Mutual inductor integrated detection sorting table | |
| CN116558967B (en) | Beam reinforcing plate resistance strength detector for automobile part machining |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |