CN115421025B - Adjustable clamping and conveying integrated machine for detection of flying probe tester - Google Patents
Adjustable clamping and conveying integrated machine for detection of flying probe tester Download PDFInfo
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- CN115421025B CN115421025B CN202211100261.1A CN202211100261A CN115421025B CN 115421025 B CN115421025 B CN 115421025B CN 202211100261 A CN202211100261 A CN 202211100261A CN 115421025 B CN115421025 B CN 115421025B
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- 239000000523 sample Substances 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 title abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 195
- 239000000463 material Substances 0.000 claims abstract description 15
- 230000007704 transition Effects 0.000 claims abstract description 11
- 238000012360 testing method Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 75
- 230000000712 assembly Effects 0.000 claims description 29
- 238000000429 assembly Methods 0.000 claims description 29
- 230000005570 vertical transmission Effects 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 8
- 239000002775 capsule Substances 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
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- 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]
- G01R31/2806—Apparatus therefor, e.g. test stations, drivers, analysers, conveyors
- G01R31/2808—Holding, conveying or contacting devices, e.g. test adapters, edge connectors, extender boards
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Jigs For Machine Tools (AREA)
- Specific Conveyance Elements (AREA)
Abstract
The invention discloses an adjustable clamping and conveying integrated machine for detecting a flying probe tester, which comprises two feeding and receiving mechanisms respectively arranged at two ends of a conveying mechanism, wherein the conveying mechanism is provided with a PCB clamping mechanism, the conveying mechanism is provided with a conveying part, and transition parts and unlocking parts are sequentially formed at the ends of the conveying part outwards along the conveying direction of the conveying part; when the PCB clamping mechanism is positioned at the unlocking part, the PCB clamping mechanism releases the clamping of the PCB, the material receiving mechanism takes out the detected PCB, and the PCB to be detected is supplied to the PCB clamping mechanism; when the PCB clamping mechanism is positioned at the conveying part, the PCB clamping mechanism clamps and fastens the PCB. The invention can adapt to the conveying of the PCB with different thicknesses, and enables the blanking and the feeding of the PCB to be continuous, thereby improving the detection efficiency, and simultaneously realizing the conveying of the horizontal PCB or the vertical PCB according to specific requirements. The invention is suitable for the technical field of conveying of the PCB in PCB flying probe test.
Description
Technical Field
The invention belongs to the technical field of related equipment of a flying probe tester, and particularly relates to an adjustable clamping and conveying integrated machine for detecting the flying probe tester.
Background
In order to detect the PCB, the qualification rate of the PCB is improved, the commonly adopted test equipment is a flying probe tester, and the on-off of a circuit of the PCB and the like are detected through a probe of the flying probe tester. At present, conveying equipment for feeding the flying probe tester is directly contacted with the PCB, and conveys the PCB to the flying probe tester for testing, and then conveying the PCB after the testing is completed. Moreover, the existing conveying equipment can only convey the PCB in a vertical state or a horizontal state, free switching of the two states cannot be realized, and further the use limitation is large. And the conveying equipment is generally used for conveying the PCB with one thickness, and when conveying the PCB with other thickness, another type of conveying equipment is needed. Meanwhile, the existing PCB is fed and discharged on the conveying equipment by adopting a manipulator, so that the feeding and discharging efficiency is low, and the condition of low detection efficiency is caused.
Disclosure of Invention
The invention provides an adjustable clamping and conveying integrated machine for detecting a flying probe tester, which is used for adapting to conveying of PCB boards with different thicknesses, and enables the blanking and the feeding of the PCB boards to be continuous, so that the detection efficiency is improved, and meanwhile, the conveying of a horizontal PCB board or a vertical PCB board can be realized according to specific requirements.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the adjustable clamping and conveying integrated machine for the flying probe tester comprises two feeding and receiving mechanisms respectively arranged at two ends of a conveying mechanism, wherein a PCB clamping mechanism is arranged on the conveying mechanism, the conveying mechanism is provided with a conveying part, and transition parts and unlocking parts are sequentially formed at the ends of the conveying part outwards along the conveying direction; when the PCB clamping mechanism is positioned at the unlocking part, the PCB clamping mechanism releases the clamping of the PCB, the material receiving mechanism takes out the detected PCB, and the PCB to be detected is supplied to the PCB clamping mechanism; when the PCB clamping mechanism is positioned at the conveying part, the PCB clamping mechanism clamps and fastens the PCB.
Further, the conveying mechanism comprises two transmission units which are oppositely arranged, a clamping opening is formed between the two transmission units, the PCB clamping mechanism is clamped in the clamping opening between the two transmission units, the vertical caliber of the clamping opening at the conveying part is smaller than that of the clamping opening at the unlocking part, the two transmission units are connected with the frame through the interval adjusting mechanism, and a guide rod fixed with the frame is connected with the two transmission units in a sliding manner along the transverse direction of the conveying mechanism.
Further, the drive unit includes relative first mounting bracket and the second mounting bracket that sets up about and connect through many connecting screw rods, in a plurality of drive assembly have been set gradually along the direction of delivery of PCB board between first mounting bracket and the second mounting bracket, each drive assembly includes the last spacing roller and the lower spacing roller of mutual cartridge and axis coincidence, and the first axostylus axostyle of last spacing roller upper end is vertical upwards wears out first mounting bracket and is fixed through adjusting nut, the second mounting bracket is worn out downwards to the second axostylus axostyle of lower spacing roller lower extreme is vertical, and in the lower extreme department of second axostylus axostyle is equipped with drive sprocket, driving motor's output shaft and a second axostylus axostyle coaxial coupling, and is connected through the drive chain transmission between the drive sprocket.
Further, the upper limit roller comprises a first roller body, and a first limit part with the radial length decreasing downwards along the vertical direction is formed at the lower end of the first roller body; the lower limit roller comprises a second roller body, a second limit part with the radial length decreasing upwards along the vertical direction is constructed at the upper end of the second roller body, a plug-in part is constructed at the small-diameter end of the second limit part, a plug-in cavity extending along the vertical direction is arranged at the center of the lower end of the first limit part, and the plug-in part is plugged in the plug-in cavity.
Further, the interval adjusting mechanism comprises an adjusting screw rod which is transversely and rotatably arranged on the frame, transmission threads with opposite rotation directions are formed on the outer surface of the adjusting screw rod at intervals, the two transmission units are respectively in transmission connection with the corresponding transmission threads, and an operation hand wheel is assembled at one end of the adjusting screw rod.
Further, the PCB clamping mechanism comprises two clamping assemblies which are oppositely arranged, and the two clamping assemblies are connected through a first connecting piece or a second connecting piece; when the two clamping assemblies are connected through the first connecting piece, the PCB is vertically arranged between the two clamping assemblies; when the two clamping assemblies are connected through the second connecting piece, the PCB is horizontally arranged between the two clamping assemblies.
Further, the clamping assembly comprises a first installation seat and a second installation seat which are arranged up and down, one side, close to the conveying mechanism, of the first installation seat is provided with a first inclination limiting part and a first vertical transmission part which are connected in sequence, one side, close to the conveying mechanism, of the second installation seat is provided with a second inclination limiting part and a second vertical transmission part which are connected in sequence, the first vertical transmission part and the second vertical transmission part are close to each other, and a plurality of unilateral clamping parts are arranged between the first installation seat and the second installation seat along the conveying direction of the clamping assembly in sequence.
Further, the unilateral clamping part comprises a mounting rod connected with the first mounting seat, a pressing plate is mounted on the mounting rod, a sleeve is rotatably mounted on the second mounting seat, the lower end of the mounting rod is inserted into the sleeve through the upper end of the sleeve, an adjusting spring is fixedly mounted at the lower end of the mounting rod, an adjusting block is fixed at the lower end of the adjusting spring, an adjusting screw is rotatably mounted at the lower end of the sleeve, the adjusting screw is in threaded connection with the adjusting block, and an elastic silicon capsule is fixed at the upper end of the sleeve.
Further, a stop pin is arranged on the second mounting seat, a return spring is sleeved outside the stop pin, two ends of the return spring are fixedly connected with the stop pin and the second mounting seat respectively, and the lower end of the stop pin can extend out of the lower end face of the second mounting seat; the middle part of the conveying part and the two unlocking parts are respectively provided with a stop hole, and when the stop pin moves to the stop holes along with the second mounting seat, the lower end of the stop pin stretches into the stop holes under the action of the return spring; the device comprises a conveying part, two unlocking parts, a stop hole, a first cylinder, a cross beam, two jacking columns, guide sleeves, and a plurality of stop holes, wherein the ejection assemblies are respectively arranged below the conveying part and the two unlocking parts and are positioned in the stop hole, the ejection assemblies comprise the first cylinder which is vertically arranged, the cross beam is arranged at the output end of the first cylinder, the two jacking columns are connected onto the cross beam in a sliding manner, the guide sleeves are respectively constructed at the lower ends of the conveying part and the two unlocking parts and at positions corresponding to the two jacking columns, the guide sleeves are communicated with the corresponding stop holes, and the upper ends of the jacking columns are inserted into the guide sleeves through the lower ends of the guide sleeves.
Further, the feeding and receiving mechanism comprises a placing frame detachably arranged on the transmission seat, one side of the placing frame, which is close to the conveying mechanism, is in an opening state, a material guiding assembly is arranged above the transmission seat, and the material guiding assembly is aligned with the PCB clamping mechanism in position; the transmission seat comprises a transmission screw rod transversely rotatably arranged on the frame body, the transmission screw rod is in threaded connection with the seat body, the guide rod transversely passes through the seat body, two ends of the guide rod are fixedly connected with the frame body, and an output shaft of the power motor is coaxially connected with the transmission screw rod; the guide assembly comprises a sliding seat which is slidably mounted on a guide rail, the guide rail extends along the conveying direction of the conveying mechanism, a second cylinder is mounted on one side of the sliding seat, an angle adjusting motor is mounted on the other end of the sliding seat, an assembly rod is coaxially connected to an output shaft of the angle adjusting motor, and a first pushing strip and a second pushing strip are mounted on the assembly rod at intervals along the length direction of the assembly rod.
Compared with the prior art, the invention adopts the structure, and the technical progress is that: the PCB is fed to the PCB clamping mechanism at the unlocking part of the conveying mechanism through the feeding and receiving mechanism, then the PCB clamping mechanism carries the PCB to leave the unlocking part under the action of the conveying mechanism and enter the conveying part through the transition part, and the PCB clamping mechanism gradually clamps the PCB in the process; stopping when the PCB clamping mechanism is displaced to the flying probe tester, and testing the PCB by the flying probe tester; after the test is finished, the conveying mechanism drives the PCB clamping mechanism to move to the unlocking part at the other end, at the moment, the PCB clamping mechanism releases the clamping of the PCB, the material supplying and receiving mechanism at the corresponding part takes out the detected PCB, and the PCB to be tested is supplied to the PCB clamping mechanism, so that the next detection operation is performed; according to the invention, through the reciprocating motion of the PCB clamping mechanism on the conveying mechanism, the detection of the PCB in the feeding and receiving mechanisms at the two ends is realized, and the detected PCB is sequentially recovered into the two feeding and receiving mechanisms, so that the whole working procedure is smooth; according to the invention, the conveying mechanism and the PCB clamping mechanism are adjusted to realize conveying of the PCBs with different thicknesses and different widths, and the distance between the conveying mechanism and the clamping distance between the PCB clamping mechanisms can be changed according to requirements to realize conveying of the horizontal PCBs or the vertical PCBs; in summary, the invention can adapt to the conveying of the PCB with different thicknesses, and enables the blanking and the feeding of the PCB to be continuous, thereby improving the detection efficiency, and simultaneously realizing the conveying of the horizontal PCB or the vertical PCB according to specific requirements.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a side view of the structure of an embodiment of the present invention;
FIG. 3 is a schematic diagram of a conveying mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic view of a conveying mechanism according to another embodiment of the present invention;
FIG. 5 is a side view of the structure of the conveyor mechanism according to the embodiment of the present invention;
FIG. 6 is an axial cross-sectional view of a drive assembly in a conveyor mechanism according to an embodiment of the invention;
FIG. 7 is a schematic view of a transmission assembly of a conveying mechanism according to an embodiment of the present invention;
FIG. 8 is a schematic view illustrating a connection between a first shaft and an inclined portion of a first mounting frame in a transmission assembly according to an embodiment of the present invention;
FIG. 9 is a schematic view of a partial structure of a connection between a conveying mechanism and an ejector assembly according to an embodiment of the present invention;
FIG. 10 is a schematic view of a partial structure of a conveying mechanism and an ejector assembly according to an embodiment of the present invention after being disassembled;
FIG. 11 is a schematic diagram of a structure of a connection between a conveying mechanism and a spacing adjustment mechanism according to an embodiment of the present invention;
FIG. 12 is a front view of a spacing adjustment mechanism according to an embodiment of the present invention;
fig. 13 is a schematic structural view of a PCB clamping mechanism according to an embodiment of the present invention;
fig. 14 is a front view of the structure of the PCB clamping mechanism according to the embodiment of the present invention;
FIG. 15 is a partial cross-sectional view of a clamp assembly according to an embodiment of the present invention;
fig. 16 is a schematic structural view of the PCB clamping mechanism according to the embodiment of the present invention after being detached from the first connector;
fig. 17 is a schematic structural diagram of a PCB clamping mechanism connected to a first connector and clamping a PCB according to an embodiment of the present invention;
fig. 18 is a schematic view of the structure of fig. 17 with the PCB removed;
FIG. 19 is a schematic view of a feeding and receiving mechanism according to an embodiment of the present invention;
FIG. 20 is a front view of the structure of the feeding and receiving mechanism according to the embodiment of the present invention;
FIG. 21 is a schematic view of a transmission seat in a feeding and receiving mechanism according to an embodiment of the present invention;
fig. 22 is a schematic structural view of a placement frame of a PCB board fully covered in a feeding/receiving mechanism according to an embodiment of the present invention;
fig. 23 is a schematic structural view of a material guiding assembly in the material feeding and receiving mechanism according to an embodiment of the present invention.
Marking parts: 100-conveying mechanism, 101-frame, 102-transmission unit, 1021-first mounting rack, 1022-second mounting rack, 10221-stop hole, 10222-guide sleeve, 1023-upper limit roller, 10231-first roller, 10232-plug cavity, 10233-first limit portion, 1024-lower limit roller, 10241-second roller, 10242-second limit portion, 10243-plug portion, 1025-first shaft, 1026-second shaft, 1027-adjusting nut, 1028-spacer, 1029-connecting screw, 103-guide bar, 104-pitch adjustment mechanism, 1041-adjusting screw, 1042-driving lug, 1043-operating hand wheel, 105-ejection assembly, 1051-fixed plate, 1052-first cylinder, 1053-cross beam, 1054-sliding block, 1055-top column, 106-driving sprocket, 107-driving chain, 108-driving motor, 109-vertical limit groove, 110-clamping port, 200-PCB clamping mechanism, 201-clamping assembly, 2011-first mounting platen, 2023-first tilting portion, 2023-first tilting position, 2025-housing 2023-tilting position, mechanical device, 2023-tilting position, 2015-elastic pin, 2024-tilting position, 2024-elastic pin, 2015-mounting device, 2023-tilting position, 2024-elastic pin, 202-tilting position of the first mounting device, 2015, 202-elastic pin, 202-tilting position of the two, 2042-assembly grooves, 2043-connection lugs, 205-second connection pieces, 2051-strip-shaped connection plates, 2052-fixing lugs, 2053-first rod bodies, 2054-second rod bodies, 2055-adjusting sleeves, 2056-roller wheels, 2057-limiting surfaces, 300-feeding and receiving mechanisms, 301-transmission seats, 3011-frame bodies, 3012-power motors, 3013-transmission lead screws, 3014-guide rods, 3015-seat bodies, 3016-clamping grooves, 302-placement frames, 3021-frame bodies, 3022-clamping blocks, 3023-handles, 303-guide assemblies, 3031-guide rails, 3032-sliding seats, 3033-second cylinders, 3034-angle adjusting motors, 3035-assembly rods, 3036-first pushing strips, 3037-second pushing strips and 400-PCB boards.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are presented for purposes of illustration and explanation only and are not intended to limit the present invention.
The invention discloses an adjustable clamping and conveying integrated machine for detecting a flying probe tester, which is shown in fig. 1-23 and comprises a conveying mechanism 100, a PCB clamping mechanism 200 and two feeding and receiving mechanisms 300, wherein the two feeding and receiving mechanisms 300 are respectively arranged at two ends of the conveying mechanism 100, and the PCB clamping mechanism 200 is arranged on the conveying mechanism 100. The conveying mechanism 100 of the present invention has one conveying portion, two transition portions and two unlocking portions, wherein the two transition portions are respectively configured at two ends of the conveying portion, and one end of each transition portion, which is far away from the conveying portion, is connected with the unlocking portion, that is, forms a shape as shown in fig. 5, that is, the transition portions and the unlocking portions are sequentially disposed outwards along the conveying direction of the conveying mechanism 100. When the PCB clamping mechanism 200 is positioned at the unlocking part, the PCB clamping mechanism 200 releases the clamping of the PCB 400, the material receiving mechanism 300 takes out the detected PCB 400, and the PCB 400 to be detected is supplied to the PCB clamping mechanism 200; when the PCB clamping mechanism 200 is located at the conveying portion, the PCB clamping mechanism 200 clamps and tightens the PCB 400. The working principle and the advantages of the invention are as follows: the invention supplies the PCB 400 to the PCB clamping mechanism 200 at the unlocking part of the conveying mechanism 100 through the feeding and receiving mechanism 300, then the PCB clamping mechanism 200 carries the PCB 400 to leave the unlocking part under the action of the conveying mechanism 100 and enter the conveying part through the transition part, and the PCB clamping mechanism 200 gradually clamps the PCB 400 in the process; stopping when the PCB clamping mechanism 200 is moved to the flying probe tester, and testing the PCB 400 by the flying probe tester; after the test is finished, the conveying mechanism 100 drives the PCB clamping mechanism 200 to move to the unlocking part at the other end, at this time, the PCB clamping mechanism 200 releases the clamping of the PCB 400, the corresponding feeding and receiving mechanism 300 takes out the detected PCB 400, and the PCB 400 to be tested is fed to the PCB clamping mechanism 200, so that the next detection operation is performed; according to the invention, through the reciprocating motion of the PCB clamping mechanism 200 on the conveying mechanism 100, the detection of the PCB 400 in the feeding and receiving mechanisms 300 at two ends is realized, and the detected PCB 400 is sequentially recovered into the two feeding and receiving mechanisms 300, so that the whole process is smooth; according to the invention, the conveying mechanism 100 and the PCB clamping mechanism 200 are adjusted to realize the conveying of the PCBs 400 with different thicknesses and different widths, and the distance between the conveying mechanism 100 and the clamping distance between the PCB clamping mechanisms 200 can be changed according to the requirements to realize the conveying of the horizontal PCBs 400 or the vertical PCBs 400; in summary, the invention can adapt to the conveying of the PCB 400 with different thicknesses, and enables the blanking and the feeding of the PCB 400 to be continuous, thereby improving the detection efficiency, and simultaneously realizing the conveying of the horizontal PCB 400 or the vertical PCB 400 according to specific requirements.
As a preferred embodiment of the present invention, as shown in fig. 3-12, the transport mechanism 100 includes two oppositely disposed transmission units 102, a clamping opening 110 is formed between the two transmission units 102, and the pcb clamping mechanism 200 is clamped in the clamping opening 110 between the two transmission units 102. The vertical caliber of the clamping opening 110 at the conveying part is smaller than the vertical caliber of the clamping opening 110 at the unlocking part, so that when the PCB clamping mechanism 200 is at the conveying part with smaller vertical caliber, the PCB clamping mechanism 200 clamps the PCB 400, and when the PCB clamping mechanism 200 is at the unlocking part with larger vertical caliber, the PCB clamping mechanism 200 releases the clamp of the PCB 400. The two transmission units 102 of the present embodiment are connected to the frame 101 through the spacing adjustment mechanism 104, and the two transmission units 102 are connected to the frame 101 by one guide bar 103, that is, both ends of the guide bar 103 are fixed to the frame 101, and the guide bar 103 is slidably connected to the two transmission units 102 in the lateral direction of the conveying mechanism 100. In this embodiment, the space adjustment mechanism 104 is used to adjust the space between the two transmission units 102, so as to adjust the transverse caliber of the clamping opening 110, so that the clamping opening 110 is suitable for clamping the PCB clamping mechanisms 200 with different forms, and finally, the PCB clamping mechanisms 200 clamp the PCB 400 with different thicknesses or different widths or different forms, and the PCB clamping mechanisms 200 carry the PCB 400 to transmit on the conveying mechanism 100. The transmission unit 102 of this embodiment has a specific structure that the transmission unit 102 includes a first mounting frame 1021, a second mounting frame 1022 and a plurality of transmission components, where the first mounting frame 1021 and the second mounting frame 1022 are disposed up and down relatively, and the first mounting frame 1021 and the second mounting frame 1022 are connected together by a plurality of connecting screws 1029, and the plurality of transmission components in this embodiment are installed between the first mounting frame 1021 and the second mounting frame 1022, and these transmission components are disposed along the conveying direction of the PCB board 400 in sequence. The transmission assembly is preferably structured as shown in fig. 6-7, and the transmission assembly comprises an upper limit roller 1023 and a lower limit roller 1024 with coincident axes, wherein the upper limit roller 1023 and the lower limit roller 1024 are arranged up and down, the corresponding ends of the upper limit roller 1023 and the lower limit roller 1024 are mutually inserted together, a first shaft lever 1025 is configured at the upper end of the upper limit roller 1023, the first shaft lever 1025 vertically penetrates through the first mounting frame 1021 upwards, and the first shaft lever 1025 is fixed with the first mounting frame 1021 through an adjusting nut 1027 in threaded connection with the first shaft lever 1025. At the lower end of the lower stop roller 1024 is configured a second shaft 1026 that extends vertically downwardly out of the second mount 1022, and the second shaft 1026 is rotatably coupled to the second mount 1022. And the present embodiment is equipped with a drive sprocket 106 at the lower end of the second shaft 1026, the output shaft of the drive motor 108 is coaxially coupled to one of the second shafts 1026, and the drive sprockets 106 are drivingly coupled to each other by a drive chain 107. The driving motor 108 drives each driving assembly to rotate through the driving sprocket 106 and the driving chain 107, and in general, the lower limit roller 1024 is driven to rotate, the lower part of the PCB clamping mechanism 200 at the clamping opening 110 is clamped by the lower limit rollers 1024 at two sides, the upper part of the PCB clamping mechanism 200 is clamped by the upper limit rollers 1023 at two sides, and the PCB clamping mechanism 200 is transported, and in the transporting process, the PCB clamping mechanism 200 acts on the upper limit rollers 1023, so that the upper limit rollers 1023 rotate with follow-up. When the distance between the first mounting frame 1021 and the second mounting frame 1022 needs to be adjusted, the PCB clamping mechanisms 200 with different types are used, or the PCB 400 with different types clamped by the PCB clamping mechanisms 200 are used, the first mounting frame 1021 and the second mounting frame 1022 are close to or far away from each other through adjusting the connecting screw 1029, and further the change of the splicing depth of the upper limit roller 1023 and the lower limit roller 1024 is realized, so that the upper limit roller 1023 and the lower limit roller 1024 can fully clamp the corresponding parts of the PCB clamping mechanisms 200. In this embodiment, by adjusting the adjusting nut 1027, the heights of the single or adjacent upper limit rollers 1023 are adjusted, so that the insertion depth of the upper limit rollers 1023 and the corresponding lower limit rollers 1024 is adjusted, and further, the vertical caliber of the clamping opening 110 is adjusted, so that the adjustment of the transition part and the unlocking part can be completed. Especially, during adjustment of the transition portion, in order to facilitate adjustment of the transmission assembly at the inclined plane of the first mounting frame 1021, as shown in fig. 8, a cushion block 1028 is arranged between the adjustment nut 1027 and the first mounting frame 1021, the surface of the cushion block 1028 contacting the first mounting frame 1021 is an inclined plane, and the surface of the cushion block 1028 contacting the adjustment nut 1027 is a plane, so that an operator can directly rotate the adjustment nut 1027 to drive the upper limit roller 1023 to vertically displace by the first shaft lever 1025.
As a preferred embodiment of the present invention, as shown in fig. 6 to 7, the upper limit roller 1023 includes a first roller body 10231, and a first limit portion 10233 having a radial length decreasing downward in a vertical direction is configured at a lower end of the first roller body 10231. The lower limit roller 1024 includes a second roller body 10241, a second limit portion 10242 with a radial length decreasing vertically and upwards is configured at an upper end of the second roller body 10241, an inserting portion 10243 is configured at a small diameter end of the second limit portion 10242, an inserting cavity 10232 extending vertically is formed at a center of a lower end of the first limit portion 10233, and the inserting portion 10243 is inserted into the inserting cavity 10232. The first limiting portion 10233, the second limiting portion 10242, and the portion of the plugging portion 10243 not inserted into the plugging cavity 10232 form a clamping side, and the corresponding side of the PCB clamping mechanism 200 has a side surface adapted to the clamping side, so that the PCB clamping mechanism 200 can be effectively transported.
As a preferred embodiment of the present invention, as shown in fig. 11-12, the spacing adjustment mechanism 104 includes an adjustment screw 1041, the adjustment screw 1041 being laterally rotatably mounted on the frame 101, and oppositely threaded drive threads being formed on an outer surface of the adjustment screw 1041 at intervals. The second mounting bases 2014 of the two transmission units 102 are respectively provided with transmission lugs 1042, the two transmission units 102 are respectively connected with corresponding transmission threads in a transmission way through the transmission lugs 1042 on the transmission units, and one end of the adjusting screw 1041 is provided with an operating hand wheel 1043. When the distance between the transmission units 102 needs to be adjusted, an operator rotates the operation hand wheel 1043, so that the operation hand wheel 1043 drives the adjustment screw 1041 to rotate, and the two transmission units 102 are further moved closer to or further away from each other, thereby achieving the purpose of adjusting the distance.
As a preferred embodiment of the present invention, as shown in fig. 13-18, the PCB clamping mechanism 200 includes two oppositely disposed clamping assemblies 201, the two clamping assemblies 201 being connected by a first connector 204 or a second connector 205. When the two clamping assemblies 201 are connected through the first connecting piece 204, the PCB 400 is vertically disposed between the two clamping assemblies 201; when the two clamping assemblies 201 are connected by the second connector 205, the PCB 400 is horizontally disposed between the two clamping assemblies 201. As shown in fig. 14 and 16, the first connecting member 204 of the present embodiment includes a mounting bar 2041, connecting lugs 2043 are respectively configured at two ends of the mounting bar 2041, a mounting groove 2042 extending along the conveying direction of the PCB board 400 is formed on an upper end surface of the mounting groove 2042, and the mounting bar 2041 is fixed to two ends of the PCB clamping mechanism 200 by the connecting lugs 2043. The PCB board 400 of the present embodiment is transported between the two clamping assemblies 201 by the feeding and receiving mechanism 300, and is clamped by the clamping assemblies 201, and the lower end of the PCB board 400 is located in the assembly groove 2042. As shown in fig. 17 and 18, the second connecting member 205 of the present embodiment includes two strip-shaped connecting plates 2051, the two strip-shaped connecting plates 2051 are respectively disposed on the corresponding side surfaces of the two clamping assemblies 201, and fixing lugs 2052 are respectively configured at both ends of each strip-shaped connecting plate 2051, and the fixing lugs 2052 are fixed to the corresponding ends of the clamping assemblies 201. In this embodiment, the first rod body 2053 and the second rod body 2054 are respectively installed at the same side end portions of the strip-shaped connecting plate 2051, and the corresponding end portions of the first rod body 2053 and the second rod body 2054 are connected through the adjusting sleeve 2055, the adjusting sleeve 2055 is respectively in threaded connection with the first rod body 2053 and the second rod body 2054, the first rod body 2053 and the second rod body 2054 are mutually close to or far away from each other through rotating the adjusting sleeve 2055, and further, the two strip-shaped connecting plates 2051 drive the two clamping assemblies 201 to mutually close to or far away from each other, so that the clamping of the PCB clamping mechanism 200 to the PCB boards 400 with different widths is realized. In this embodiment, rollers 2056 are respectively mounted on the first rod 2053 and the second rod 2054, so that the PCB 400 can be smoothly guided into or out of the PCB clamping mechanism 200. The upper end surface of the strip-shaped connecting plate 2051 in this embodiment is a limiting surface 2057, and the lower end surfaces of the edges on both sides of the pcb 400 are in contact with the limiting surface 2057.
As a preferred embodiment of the present invention, as shown in fig. 14-16, the clamping assembly 201 includes a first mounting seat 2011 and a second mounting seat 2014 disposed up and down, wherein a side of the first mounting seat 2011 near the conveying mechanism 100 is provided with a first inclination limiting portion 2012 and a first vertical transmission portion 2013 connected in sequence; the second mounting base 2014 has a second inclination limiting portion 2015 and a second vertical transmission portion 2016 connected in sequence on a side close to the conveying mechanism 100, and the first vertical transmission portion 2013 and the second vertical transmission portion 2016 are close to each other. A plurality of single-sided clamping portions 202 are provided between the first mounting base 2011 and the second mounting base 2014 in order along the conveying direction of the clamping assembly 201. When the clamping assembly 201 is located in the conveying mechanism 100, the first tilting limit portion 2012 and the second tilting limit portion 2015 of the clamping assembly 201 are respectively contacted with the first limit portion 10233 and the second limit portion 10242, and the first vertical transmission portion 2013 and the second vertical transmission portion 2016 are respectively contacted with corresponding surfaces of the plugging portion 10243. In this way, the two clamping assemblies 201 are fully contacted with the corresponding surfaces of the PCB clamping mechanism 200, and the stability of transmission is ensured, so that the transmission is more accurate, and the occurrence of deflection and the like is avoided. The single-side clamping part 202 of the embodiment is used for limiting the PCB 400, when the PCB 400 is conveyed in a vertical state, the single-side clamping part 202 is pressed against the side surface of the lower end of the PCB 400, and when the PCB clamping mechanism 200 is positioned at the unlocking part of the conveying mechanism 100, the single-side clamping part 202 releases the pressing of the PCB 400; when the PCB 400 is conveyed in a horizontal state, the single-side clamping portions 202 are pressed against the upper end surfaces of the two sides of the PCB 400, and when the PCB clamping mechanism 200 is located at the unlocking portion of the conveying mechanism 100, the single-side clamping portions 202 release the pressing against the upper end surfaces of the two sides of the PCB 400.
As a preferred embodiment of the present invention, as shown in fig. 15, the single-sided nip 202 includes a mounting rod 2021 connected to a first mount 2011, and a platen 2022 is mounted on the mounting rod 2021. A sleeve 2023 is rotatably mounted to the second mount 2014, and a lower end of the mounting rod 2021 is inserted into the sleeve 2023 through an upper end of the sleeve 2023. In this embodiment, an adjusting spring 2024 is fixedly mounted at the lower end of the mounting rod 2021, an adjusting block 2025 is fixed at the lower end of the adjusting spring 2024, a bearing 2027 is mounted at the lower end of the sleeve 2023, an adjusting screw 2026 is rotatably connected with the sleeve 2023 through the bearing 2027, the adjusting screw 2026 extends into the sleeve 2023 from the lower end of the sleeve 2023, the adjusting screw 2026 is in threaded connection with the adjusting block 2025, an elastic silicon capsule 2028 is fixed at the upper end of the sleeve 2023, and the pretightening force of the adjusting spring 2024 is adjusted through the adjusting screw 2026 so as to adapt to different types of PCB boards 400. In this embodiment, when the PCB clamping mechanism 200 is located at the unlocking portion of the conveying mechanism 100, the first mounting seat 2011 and the second mounting seat 2014 are far away from each other under the action of the adjusting spring 2024, so that the pressing plate 2022 on the elastic silica gel bag 2028 is separated from the elastic silica gel bag 2028, the elastic silica gel bag 2028 returns elastically, and the elastic silica gel bag 2028 releases the restriction on the PCB 400, so that the PCB 400 can be replaced. When the PCB clamping mechanism 200 is located at the conveying portion of the conveying mechanism 100, the first mounting base 2011 and the second mounting base 2014 approach each other under the action of the upper limit roller 1023 and the lower limit roller 1024, the adjusting spring 2024 is compressed, during the process that the first mounting base 2011 moves towards the second mounting base 2014, the pressure plate 2022 gradually moves downwards and presses the elastic silicon capsule 2028, the elastic silicon capsule 2028 gradually deforms elastically, the outer diameter thereof becomes larger, and the lower end face thereof protrudes downwards elastically. When the vertical PCB 400 is clamped, the part playing a clamping role is the outer peripheral surface of the elastic silicon capsule 2028; when clamping the horizontal PCB 400, the part playing the clamping function is the lower end face of the elastic silicon capsule 2028, and at this time, the lower end face of the elastic silicon capsule 2028 is matched with the limiting face 2057 of the strip-shaped connecting plate 2051 to clamp the corresponding part of the PCB 400.
As a preferred embodiment of the present invention, in order to achieve stopping of the PCB clamping mechanism 200 at the unlocking portion of the conveying mechanism 100 and the detection position of the flying probe tester, as shown in fig. 14 to 15, a stop assembly 203 is mounted on the second mounting base 2014, the stop assembly 203 includes a stop pin 2031 inserted on the second mounting base 2014, a return spring 2032 is sleeved on the stop pin 2031, two ends of the return spring 2032 are fixedly connected with the stop pin 2031 and the second mounting base 2014, and a lower end of the stop pin 2031 may extend out of a lower end face of the second mounting base 2014. In this embodiment, a stop hole 10221 is formed in the middle part of the conveying part and the two unlocking parts, respectively, and when the stop pin 2031 is displaced to the stop hole 10221 along with the second mounting base 2014, the lower end of the stop pin 2031 extends into the stop hole 10221 under the action of the return spring 2032. In order to realize that the stop pin 2031 is separated from the stop hole 10221 so as to facilitate the movement of the PCB clamping mechanism 200 on the conveying mechanism 100, as shown in fig. 9-10, an ejector assembly 105 is respectively arranged below the conveying portion and the two unlocking portions and at the stop hole 10221, wherein the ejector assembly 105 comprises a fixed plate 1051 arranged on the frame 101 and below the conveying mechanism 100, a first air cylinder 1052 is vertically arranged at the upper end of the fixed plate 1051, a cross beam 1053 is arranged at the output end of the first air cylinder 1052, vertical limiting grooves 109 are respectively formed at two sides of the frame 101, and two ends of the cross beam 1053 are respectively assembled in the corresponding vertical limiting grooves 109 and move in the vertical direction in the vertical limiting grooves 109 under the driving of the first air cylinder 1052. In this embodiment, two sliding blocks 1054 are slidably connected to the cross beam 1053, a jack post 1055 is configured on each sliding block 1054, guide sleeves 10222 are respectively configured at the lower ends of the conveying part and the two unlocking parts and at positions corresponding to the two jack posts 1055, each guide sleeve 10222 is communicated with a corresponding stop hole 10221, and the upper ends of the jack posts 1055 are inserted into the guide sleeves 10222 through the lower ends of the guide sleeves 10222. The working principle of the embodiment is as follows: the first cylinder 1052 drives the cross beam 1053 to move upward, and thus the ejector 1055 ejects the lower end of the stopper pin 2031 out of the stopper hole 10221, so that the PCB clamping mechanism 200 is unlocked from the conveyance mechanism 100, and thus the PCB clamping mechanism 200 moves on the conveyance mechanism 100 under the action of the conveyance mechanism 100. When the space adjusting mechanism 104 adjusts the space between the two transmission units 102, the upper end of the top column 1055 is located in the guide sleeve 10222, and the guide sleeve 10222 moves along with the second mounting frame 1022, so as to drive the top column 1055 to slide along the cross beam 1053.
As a preferred embodiment of the present invention, as shown in fig. 19-23, the feeding and receiving mechanism 300 includes a transmission seat 301, a placement frame 302, and a guiding assembly 303, wherein the placement frame 302 is detachably mounted on the transmission seat 301, and a side of the placement frame 302 near the conveying mechanism 100 is in an open state, so that the PCB 400 is conveniently guided into and out of the placement frame 302, and the guiding assembly 303 is disposed above the transmission seat 301, and the guiding assembly 303 is aligned with the position of the PCB clamping mechanism 200. The transmission seat 301 of this embodiment includes a transmission screw 3013 rotatably mounted on a frame 3011, the transmission screw 3013 is screwed with a seat 3015, a plurality of slots 3016 are formed on an upper end surface of the seat 3015, a guide rod 3014 transversely passes through the seat 3015, two ends of the guide rod 3014 are fixedly connected with the frame 3011, and an output shaft of the power motor 3012 is coaxially connected with the transmission screw 3013. The placement frame 302 of the present embodiment includes a frame 3021, handles 3023 are respectively configured on both sides of the frame 3021, a plurality of clamping blocks 3022 are configured at the lower end of the frame 3021, and the clamping blocks 3022 are assembled in corresponding clamping grooves 3016. The material guiding assembly 303 of this embodiment includes a sliding seat 3032 slidably mounted on a guide rail 3031, the guide rail 3031 extends along the conveying direction of the conveying mechanism 100, a second cylinder 3033 is mounted on one side of the sliding seat 3032, an angle adjusting motor 3034 is mounted on the other end of the sliding seat 3032, an output shaft of the angle adjusting motor 3034 is coaxially connected to an assembly rod 3035, and a first material pushing bar 3036 and a second material pushing bar 3037 are mounted on the assembly rod 3035 at intervals along the length direction thereof. In this embodiment, the driving screw 3013 is driven by the power motor 3012 to rotate, so that the base 3015 drives the placement frame 302 to displace, and when the placement frame 302 is aligned with the PCB clamping mechanism 200 by one PCB 400, at this time, the PCB 400 is located between the first pushing bar 3036 and the second pushing bar 3037, and the first pushing bar 3036 and the second pushing bar 3037 are in contact with two sides of the PCB 400, then the second cylinder 3033 drives the sliding seat 3032 to act towards the PCB clamping mechanism 200, so that the PCB 400 is conveyed onto the PCB clamping mechanism 200, and when the angle adjusting motor 3034 acts, the assembly rod 3035 rotates by a certain angle, so that the first pushing bar 3036 and the second pushing bar 3037 avoid the PCB 400, and the conveying mechanism 100 acts, so that the PCB clamping mechanism 200 drives the PCB 400 to synchronously move on the conveying mechanism 100. After the detection is completed, the PCB clamping mechanism 200 drives the detected PCB 400 to move to the other feeding and receiving mechanism 300, the angle adjusting motor 3034 acts to enable the detected PCB 400 to be located between the first pushing bar 3036 and the second pushing bar 3037, at this time, the empty space of the placement frame 302 is aligned with the detected PCB 400, the second cylinder 3033 acts to enable the first pushing bar 3036 and the second pushing bar 3037 to recover the detected PCB 400 into the placement frame 302, then the power motor 3012 is controlled to operate, the driving screw 3013 transversely advances the base 3015 by one body, at this time, the PCB 400 to be detected is located between the first pushing bar 3036 and the second pushing bar 3037, the first pushing bar 3036 and the second pushing bar 3037 are in contact with two sides of the PCB 400, and then the above-mentioned actions are repeated to achieve the purpose of continuous detection.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a fly needle test machine detects with adjustable centre gripping material all-in-one, its characterized in that: the PCB clamping mechanism is arranged on the conveying mechanism, the conveying mechanism is provided with a conveying part, and transition parts and unlocking parts are formed at the ends of the conveying part outwards in sequence along the conveying direction of the conveying part; when the PCB clamping mechanism is positioned at the unlocking part, the PCB clamping mechanism releases the clamping of the PCB, the material receiving mechanism takes out the detected PCB, and the PCB to be detected is supplied to the PCB clamping mechanism; when the PCB clamping mechanism is positioned at the conveying part, the PCB clamping mechanism clamps and fastens the PCB;
the conveying mechanism comprises two transmission units which are oppositely arranged, a clamping opening is formed between the two transmission units, the PCB clamping mechanism is clamped in the clamping opening between the two transmission units, the vertical caliber of the clamping opening at the conveying part is smaller than that of the clamping opening at the unlocking part, the two transmission units are connected with the frame through a spacing adjusting mechanism, and a guide rod fixed with the frame is connected with the two transmission units in a sliding manner along the transverse direction of the conveying mechanism;
the transmission unit comprises a first installation frame and a second installation frame which are arranged up and down oppositely and are connected through a plurality of connecting screws, a plurality of transmission components are sequentially arranged between the first installation frame and the second installation frame along the conveying direction of the PCB, each transmission component comprises an upper limit roller and a lower limit roller which are mutually inserted and are overlapped in axis, a first shaft rod at the upper end of the upper limit roller vertically penetrates out of the first installation frame upwards and is fixed through an adjusting nut, a second shaft rod at the lower end of the lower limit roller vertically penetrates out of the second installation frame downwards, a transmission chain wheel is assembled at the lower end of the second shaft rod, an output shaft of a driving motor is coaxially connected with one second shaft rod, and the transmission chain wheels are connected through transmission chain transmission.
2. The adjustable clamping and conveying integrated machine for detecting a flying probe tester according to claim 1, wherein the adjustable clamping and conveying integrated machine is characterized in that: the upper limit roller comprises a first roller body, and a first limit part with the radial length decreasing downwards along the vertical direction is constructed at the lower end of the first roller body; the lower limit roller comprises a second roller body, a second limit part with the radial length decreasing upwards along the vertical direction is constructed at the upper end of the second roller body, a plug-in part is constructed at the small-diameter end of the second limit part, a plug-in cavity extending along the vertical direction is arranged at the center of the lower end of the first limit part, and the plug-in part is plugged in the plug-in cavity.
3. The adjustable clamping and conveying integrated machine for detecting a flying probe tester according to claim 1, wherein the adjustable clamping and conveying integrated machine is characterized in that: the space adjusting mechanism comprises an adjusting screw rod which is transversely and rotatably arranged on the frame, transmission threads with opposite rotation directions are formed on the outer surface of the adjusting screw rod at intervals, the two transmission units are respectively in transmission connection with the corresponding transmission threads, and an operating hand wheel is assembled at one end of the adjusting screw rod.
4. The adjustable clamping and conveying integrated machine for detecting a flying probe tester according to claim 1, wherein the adjustable clamping and conveying integrated machine is characterized in that: the PCB clamping mechanism comprises two clamping assemblies which are oppositely arranged, and the two clamping assemblies are connected through a first connecting piece or a second connecting piece; when the two clamping assemblies are connected through the first connecting piece, the PCB is vertically arranged between the two clamping assemblies; when the two clamping assemblies are connected through the second connecting piece, the PCB is horizontally arranged between the two clamping assemblies.
5. The adjustable clamping and conveying integrated machine for detecting a flying probe tester according to claim 4, wherein: the clamping assembly comprises a first mounting seat and a second mounting seat which are arranged up and down, wherein the first mounting seat is close to one side of the conveying mechanism and is provided with a first inclination limiting part and a first vertical transmission part which are sequentially connected, the second mounting seat is close to one side of the conveying mechanism and is provided with a second inclination limiting part and a second vertical transmission part which are sequentially connected, the first vertical transmission part and the second vertical transmission part are mutually close to each other, and a plurality of unilateral clamping parts are sequentially arranged between the first mounting seat and the second mounting seat along the conveying direction of the clamping assembly.
6. The adjustable clamping and conveying integrated machine for detecting a flying probe tester according to claim 5, wherein: the unilateral clamping part comprises a mounting rod connected with a first mounting seat, a pressing plate is mounted on the mounting rod, a sleeve is rotatably mounted on a second mounting seat, the lower end of the mounting rod is inserted into the sleeve through the upper end of the sleeve, an adjusting spring is fixedly mounted at the lower end of the mounting rod, an adjusting block is fixed at the lower end of the adjusting spring, an adjusting screw is rotatably mounted at the lower end of the sleeve, the adjusting screw is in threaded connection with the adjusting block, and an elastic silicon capsule is fixed at the upper end of the sleeve.
7. The adjustable clamping and conveying integrated machine for detecting a flying probe tester according to claim 5, wherein: a stop pin is arranged on the second mounting seat, a return spring is sleeved outside the stop pin, two ends of the return spring are fixedly connected with the stop pin and the second mounting seat respectively, and the lower end of the stop pin can extend out of the lower end face of the second mounting seat; the middle part of the conveying part and the two unlocking parts are respectively provided with a stop hole, and when the stop pin moves to the stop holes along with the second mounting seat, the lower end of the stop pin stretches into the stop holes under the action of the return spring; the device comprises a conveying part, two unlocking parts, a stop hole, a first cylinder, a cross beam, two jacking columns, guide sleeves, and a plurality of stop holes, wherein the ejection assemblies are respectively arranged below the conveying part and the two unlocking parts and are positioned in the stop hole, the ejection assemblies comprise the first cylinder which is vertically arranged, the cross beam is arranged at the output end of the first cylinder, the two jacking columns are connected onto the cross beam in a sliding manner, the guide sleeves are respectively constructed at the lower ends of the conveying part and the two unlocking parts and at positions corresponding to the two jacking columns, the guide sleeves are communicated with the corresponding stop holes, and the upper ends of the jacking columns are inserted into the guide sleeves through the lower ends of the guide sleeves.
8. The adjustable clamping and conveying integrated machine for detecting a flying probe tester according to claim 1, wherein the adjustable clamping and conveying integrated machine is characterized in that: the feeding and receiving mechanism comprises a placing frame which is detachably arranged on the transmission seat, one side of the placing frame, which is close to the conveying mechanism, is in an opening state, a material guiding assembly is arranged above the transmission seat, and the material guiding assembly is aligned with the PCB clamping mechanism; the transmission seat comprises a transmission screw rod transversely rotatably arranged on the frame body, the transmission screw rod is in threaded connection with the seat body, the guide rod transversely passes through the seat body, two ends of the guide rod are fixedly connected with the frame body, and an output shaft of the power motor is coaxially connected with the transmission screw rod; the guide assembly comprises a sliding seat which is slidably mounted on a guide rail, the guide rail extends along the conveying direction of the conveying mechanism, a second cylinder is mounted on one side of the sliding seat, an angle adjusting motor is mounted on the other end of the sliding seat, an assembly rod is coaxially connected to an output shaft of the angle adjusting motor, and a first pushing strip and a second pushing strip are mounted on the assembly rod at intervals along the length direction of the assembly rod.
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| CN202211100261.1A CN115421025B (en) | 2022-09-09 | 2022-09-09 | Adjustable clamping and conveying integrated machine for detection of flying probe tester |
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| CN202211100261.1A CN115421025B (en) | 2022-09-09 | 2022-09-09 | Adjustable clamping and conveying integrated machine for detection of flying probe tester |
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| CN115421025B true CN115421025B (en) | 2023-09-05 |
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| CN117641743B (en) * | 2024-01-05 | 2024-09-03 | 深圳市标特福精密机械电子有限公司 | PCB cutting device and corresponding cutting method thereof |
| CN118287986B (en) * | 2024-06-03 | 2024-08-13 | 德倍特空气弹簧(南通)有限公司 | Air spring support ring assembly equipment and process |
| CN120847589A (en) * | 2025-07-16 | 2025-10-28 | 华冠科技(河源)有限公司 | A PCBA board detection device and detection method for automobiles |
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| CN115421025A (en) | 2022-12-02 |
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