CN116224023A - Horizontal flying probe detection device - Google Patents

Abstract

The application relates to a horizontal flying probe detection device, which belongs to the technical field of flying probe detection and comprises a feeding mechanism, a first detection mechanism, a turnover mechanism, a second detection mechanism and a discharging mechanism; the feeding mechanism comprises a frame, a material transporting vehicle, a material carrying table, a manipulator, a sucker and a transmission assembly, and is used for feeding the PCB to be detected and transmitting the PCB to the first detection mechanism; the conveying assembly is arranged on the frame, the material carrying table slides on the conveying assembly and is used for carrying the PCB to be detected, and the material carrying vehicle is used for conveying the material carrying table to the conveying assembly; the first detection mechanism is used for detecting the front face of the PCB transmitted by the storage component. The automatic detection device has the advantages that automatic operation of PCB detection is achieved, double-sided detection of the PCB is achieved, manual participation is reduced when detection efficiency is improved, labor intensity and labor cost are reduced, the use efficiency of a machine is improved, and in addition, the detection of batch PCBs can be achieved through horizontal detection.

Description

Horizontal flying probe detection device

Technical Field

The application relates to the technical field of flying probe detection, in particular to a horizontal flying probe detection device.

Background

The flying probe test is one of the methods for checking the electrical function of a PCB board, replaces the needle bed test with a probe, is an upgrade of the needle bed test, and uses a plurality of electric probes which are driven by a motor and can move rapidly to contact with pins of a device and perform electric measurement.

At present, the design and manufacture of circuit boards, small-batch and single-piece production become the mainstream in the industry, products are more and more diversified, personalized and miniaturized, the trend of densely packing components is obvious, and the diameters of bonding pads are also smaller and smaller. In the market, the flying probe test mainly comprises a vertical flying probe detector and a horizontal flying probe tester, wherein the vertical flying probe tester can only adopt a manual feeding method to influence the test efficiency, and the vertical flying probe tester has low test speed on single-sided and double-sided thin PCB boards, so that the test speed is influenced, the service efficiency of the machine is reduced, and the test effect is influenced; in addition, for the test of a large batch of PCB universal machine tools, because part of test points are relatively dense, the requirement on a test die is relatively high, and the manufacturing cost is high, so that the production of part of machines is difficult to realize.

Disclosure of Invention

In order to solve the problems that the existing circuit board testing machine is low in testing efficiency and production of batch circuit board testing machines is difficult, the application provides a horizontal flying probe detection device.

The application provides a horizontal flying probe detection device, adopts following technical scheme:

a horizontal flying needle detection device comprises a feeding mechanism, a first detection mechanism, a turnover mechanism,

A second detection mechanism and a blanking mechanism,

the feeding mechanism is used for feeding the PCB to be detected and transmitting the PCB to the first detection mechanism; the feeding mechanism comprises a frame, a material transporting vehicle, a material loading table, a manipulator, a sucker and a transmission assembly, wherein the transmission assembly is arranged on the frame, the material loading table is slidably arranged on the transmission assembly and used for bearing a PCB to be detected, and the material transporting vehicle is used for transporting the material loading table to the transmission assembly;

the first detection mechanism is used for detecting the front surface of the PCB transmitted by the feeding mechanism, namely the PCB;

the turnover mechanism is used for turnover of the PCB board after the detection of the first detection mechanism;

the second detection mechanism is used for detecting the reverse side of the turned PCB, namely the PCB;

the blanking mechanism is used for blanking the PCB after detection.

Through adopting above-mentioned technical scheme, when needs are examined, transport the PCB board that waits to detect to first detection mechanism department through feed mechanism earlier and carry out the electrical property detection of openly PCB board, then first detection mechanism continues to convey the PCB board that the detection was accomplished to tilting mechanism, tilting mechanism is with the PCB board of openly turning over 180 degrees and is obtained the PCB board of reverse side, then transport to second detection mechanism department and carry out the electrical property detection of reverse side PCB board, last unloading mechanism carries out the unloading with the PCB board that the front and back all detected and accomodates, continue to carry out the detection of follow-up PCB board, thereby the horizontal detection design of PCB board and the double-sided detection to the PCB board, automated operation has not only promoted detection efficiency, still reduced artificial participation, intensity of labour and cost of labor are reduced, the availability factor of lifting machine, with the effect of promotion test, moreover, also can realize to the detection of batched PCB board, extremely have practical value.

In the feeding process, firstly, the material carriage is pushed to one side of the transmission assembly, the material carrying platform is placed on the material carriage, then the material carriage is transported to the previous procedure to prepare for receiving the material to be detected, then the material carriage filled with the material to be detected is pushed to one side of the transmission assembly, the material carrying platform and the PCB are all pushed to the transmission assembly, and the material carrying platform is limited through the positioning assembly, so that the material carrying platform is prevented from sliding off. And then the mechanical arm drives the sucker to carry out self-adaptive vacuum adsorption on the PCB, and the PCB is transported to the first detection mechanism for subsequent detection. Therefore, the automatic feeding operation is realized, the efficiency is improved, the manual participation is reduced, and the labor intensity and the labor cost of detection personnel are reduced.

Preferably, the transmission assembly comprises a first roller and a mounting frame, the mounting frame is arranged on the frame, and the first roller is rotationally connected with the mounting frame; the feeding mechanism further comprises a storage assembly, the storage assembly comprises a support and a second roller, the support is located on one side of the frame, and the second roller is connected with the support in a rotating mode.

Through adopting above-mentioned technical scheme, the use of first running roller can realize carrying the material platform, also can slide between the material platform with carrying, reduces the friction of material platform propelling movement in-process. The design of the second roller realizes the bearing of the PCB and simultaneously can also convey the PCB. The utility model has multiple functions and improves the practicability.

Preferably, a locking component is further arranged on the frame, and the locking component is used for conveying the materials

The vehicle locking device comprises a vehicle locking component, wherein the locking component comprises a guide wheel, an elastic piece, a first connecting piece, a locking piece and a cylinder, the first connecting piece is arranged on a frame, the guide wheel, the elastic piece, the locking piece and the cylinder are all arranged on the first connecting piece, the elastic piece is connected with the first connecting piece through a spring, the locking piece comprises a swing arm hook and a fixed arm, the fixed arm is fixedly arranged on the lower surface of the first connecting piece, the swing arm hook is rotationally connected with the first connecting piece, the swing arm hook is used for fixing a fixed rod of the vehicle, and one end of the swing arm hook, far away from the fixed arm, is connected with the cylinder through a second connecting piece.

Through adopting above-mentioned technical scheme, limit in suitable position through the leading wheel during the material loading, the dead lever is with the swing arm hook jack-up, gets into between swing arm hook and the fixed arm, because elastic component and spring coupling, after the dead lever gets into, can compress the spring, the elastic component can say the dead lever and compress tightly in this position, after the conveying, thereby the cylinder drives the second connecting piece and removes and drive the swing arm hook and rotate, the dead lever of charge carrier is released under the effect of spring. Thereby realized locking mechanism to the locking of charge car to promote the stability of material loading.

Preferably, the feeding mechanism further comprises a positioning assembly, the positioning assembly comprises a fixing plate and a positioning rod, the fixing plate is arranged on one side of the transmission assembly, and the positioning rod is rotationally connected with the fixing plate and used for limiting the material carrying table on the transmission assembly.

Through adopting above-mentioned technical scheme, after the carrier is pushed to transmission subassembly, stir the locating lever, support carrier rear side and prevent its landing to promote subsequent absorption and transportation stability.

Preferably, the first detection mechanism comprises a guide assembly, a workbench, a conveyor belt, an XY axis guide rail, a detection assembly and a motor, wherein the guide assembly is arranged between the transmission assembly and the workbench and is used for guiding the conveying of the PCB, the motor and the conveyor belt are both arranged on the workbench, the motor is used for driving the conveyor belt to drive, a support plate is arranged between the two conveyor belts and is fixedly connected with the workbench, the XY axis guide rail is fixedly arranged on the workbench, and the detection assembly is arranged on the XY axis guide rail; guide plates are further arranged on two sides of the workbench and used for guiding the transmission of the PCB.

Through adopting above-mentioned technical scheme, when the PCB board conveys and conveys to first detection mechanism, accept earlier and carry out direction of conveyance by direction subassembly direction, the PCB board gets into on the conveyer belt, and the conveyer belt transports to suitable position, and detection assembly carries out comprehensive electrical property to the PCB board through XY axle guide rail, and the setting of guide blade is the conveying track that guarantees that the PCB board is located the conveyer belt, can not influence subsequent conveying and detection to realized the flow to the positive detection of PCB board.

Preferably, the guide assembly comprises a guide bracket, a bearing part, a guide rod and a driving part, wherein the guide rod is arranged on the guide bracket, the bearing part is arranged on the guide rod in a penetrating way, and the driving part is arranged on the guide bracket and is used for driving the bearing part to slide on the guide rod.

Through adopting above-mentioned technical scheme, the PCB board is accepted by the adapting unit after storage assembly conveys, and the drive unit can adjust adapting unit's position on the guide bar to adapt to the PCB board of equidimension.

Preferably, the bearing component comprises a bearing plate and a limiting plate, the bearing plate is fixedly arranged on the guide rod, an inclined plane is arranged on one side, close to the feeding mechanism, of the bearing plate, and the limiting plate is connected with the driving component and used for limiting a PCB (printed Circuit Board) on the bearing plate.

Through adopting above-mentioned technical scheme, accept the board and be used for accepting the PCB board, the PCB board moves gradually to on accepting the plane of board from one side on inclined plane earlier, also can play a direction effect of removing to the PCB board, and the setting of limiting plate can adapt to not unidimensional PCB board and carry out spacing and direction to the PCB board that is located on the board of accepting.

Preferably, the limiting plate comprises a limiting fixed plate and a limiting movable plate, the limiting fixed plate is fixedly arranged on the guide rod, the limiting movable plate is connected with the driving component, the driving component comprises a driving motor and a limiting conveyor belt, the limiting conveyor belt is fixedly connected with the limiting movable plate, and the driving motor is used for driving the limiting conveyor belt to drive.

Through adopting above-mentioned technical scheme, when adjusting the position between spacing fixed plate and the spacing movable plate, spacing fixed plate keeps motionless, drives spacing conveyer belt transmission through driving motor, and spacing conveyer belt drives spacing movable plate and removes to distance between spacing fixed plate and the spacing movable plate has been controlled.

Preferably, the turnover mechanism comprises a turnover frame, a turnover wheel set and a turnover motor, wherein the turnover wheel set is rotatably arranged in the turnover frame, the turnover wheel set is arranged in two layers and is used for turning over a PCB to obtain a reverse PCB, and the turnover motor is used for driving the turnover wheel set to turn over.

Through adopting above-mentioned technical scheme, in the PCB board of first detection mechanism output got into the upset wheelset, two-layer upset wheelset played a effect of compressing tightly the location to the PCB board, then upset motor drive upset wheelset rotatory 180 degrees, the PCB board of obtaining the reverse side.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the mode of many machines line, realized the automated operation that the PCB board detected to and horizontal detection design, the double-sided detection to the PCB board has in addition simultaneously, and the automated operation has not only promoted detection efficiency, has still reduced artificial participation, has reduced intensity of labour and cost of labor, promotes the availability factor of machine, with the effect that promotes the test, and the design of horizontal detection also can realize the detection to the batch PCB board in addition, has very much practical value. The design of automatic feeding also reduces the working strength and cost of detection personnel, the self-adaptive vacuum adsorption of the sucker improves the stability and the transportation efficiency of the manipulator during grabbing and transferring, and the design of other devices also embodies the concept of one object for multiple purposes and improves the practicability.

2. During feeding, the swing arm hooks are limited at proper positions through the guide wheels, the fixing rods jack the swing arm hooks open, then the swing arm hooks are fixed with the elastic pieces, after conveying is finished, the air cylinders drive the swing arm hooks to rotate through the second connecting pieces, the fixing rods of the material conveying vehicle are pushed out under the action of the springs, locking of the locking mechanism on the material conveying vehicle is achieved, and the feeding stability is improved.

Drawings

Fig. 1 is a schematic overall structure of a horizontal flying probe detection device according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a feeding mechanism of a horizontal flying probe detection device according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of another angle of a feeding mechanism of a horizontal flying probe detection device according to an embodiment of the present application.

Fig. 4 is a schematic structural view of a locking assembly according to an embodiment of the present application.

Fig. 5 is a schematic view of another angle of the locking assembly according to the embodiment of the present application.

Fig. 6 is a schematic structural diagram of a first detection mechanism of a horizontal flying probe detection device according to an embodiment of the present application.

Fig. 7 is a schematic structural diagram of a guide assembly of a horizontal flying probe detection device according to an embodiment of the present application.

Fig. 8 is a schematic structural diagram of a turnover mechanism of a horizontal flying probe detection device according to an embodiment of the present application.

Reference numerals illustrate: 1. a feeding mechanism; 11. a frame; 12. a material transporting vehicle; 13. a material carrying table; 14. a manipulator; 15. a suction cup; 16. a transmission assembly; 161. a first roller; 162. a mounting frame; 17. a storage component; 171. a bracket; 172. a second roller; 173. an inductor; 18. a positioning assembly; 181. a fixing plate; 182. a positioning rod; 19. a locking assembly; 191. a guide wheel; 192. an elastic member; 193. a first connector; 194. a locking member; 1941. a swing arm hook; 1942. a fixed arm; 195. a cylinder; 196. a second connector; 197. a fixed rod; 198. a spring; 2. a first detection mechanism; 21. a guide assembly; 211. a guide bracket; 212. a receiving member; 2121. a receiving plate; 2122. a limiting plate; 2123. a limit fixed plate; 2124. a limiting movable plate; 213. a guide rod; 214. a driving part; 2141. a driving motor; 2142. a limit conveyor belt; 22. a work table; 23. a conveyor belt; 24. an XY axis guide rail; 25. a detection assembly; 26. a guide piece; 27. a support plate; 28. a motor; 3. a turnover mechanism; 31. overturning the bracket; 32. a turnover wheel set; 33. a turnover motor; 34. a fixing member; 4. a second detection mechanism; 5. and a blanking mechanism.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-8.

The embodiment of the application discloses a horizontal flying probe detection device. Referring to fig. 1, comprises a feeding mechanism 1, a first detecting mechanism 2, a turnover mechanism 3, a second detecting mechanism 4 and a discharging mechanism 5,

referring to fig. 2, a feeding mechanism 1 is used for feeding a PCB to be detected and transmitting the PCB to a first detecting mechanism 2; the feeding mechanism 1 comprises a frame 11, a material transporting carriage 12, a material loading platform 13, a manipulator 14, a sucker 15 and a transmission assembly 16, wherein the transmission assembly 16 is arranged on the frame 11, the material loading platform 13 is slidably arranged on the transmission assembly 16 and used for bearing a PCB to be detected, and the material transporting carriage 12 is used for transporting the material loading platform 13 and the PCB to the transmission assembly 16;

the first detection mechanism 2 is used for detecting the front surface of the PCB transmitted by the feeding mechanism 1, namely the PCB;

the turnover mechanism 3 is used for turnover of the PCB board after the detection of the first detection mechanism 2;

the second detection mechanism 4 is used for detecting the reverse side of the turned PCB, namely the PCB;

the blanking mechanism 5 is used for blanking the PCB after detection.

When the flying needle detection is needed, the PCB to be detected is automatically fed through the feeding mechanism 1, then the PCB is transmitted to the first detection mechanism 2 for electrical detection, then the turnover mechanism 3 turns over the PCB to obtain the opposite-side PCB, the second detection mechanism 4 electrically detects the opposite-side PCB, and finally the blanking mechanism 5 performs blanking and storage on the detected PCB, so that the automatic detection flow of the horizontal flying needle detection is realized, the detection efficiency is improved, the manual participation is reduced, and the labor intensity and cost are reduced. In the feeding process of the PCB board, the material carriage 12 is pushed onto the transmission assembly 16 by a person, the material carriage 13 is placed onto the material carriage 12, then the material carriage 12 is pushed onto the previous procedure to receive the material to be tested, the material carriage 12 is transported to the transportation assembly, the material carriage 13 and the PCB board are pushed onto the transmission assembly 16 and limited by the positioning assembly 18, and then the manipulator 14 drives the sucker 15 to perform adaptive vacuum adsorption on the PCB board to be tested and transport the PCB board onto the first detection mechanism 2, so as to perform the next operation flow.

Specifically, referring to fig. 2, the transmission assembly 16 includes a first roller 161 and a mounting frame 162, the mounting frame 162 is fixedly disposed on the frame 11, the first roller 161 is rotationally connected with the mounting frame 162, the number of the first roller 161 is several, and the transmission assembly 16 is provided with two groups. The feeding mechanism 1 further comprises a positioning assembly 18, the positioning assembly 18 comprises a fixing plate 181 and a positioning rod 182, the fixing plate 181 is arranged on one side of the mounting frame 162, and the positioning rod 182 is rotationally connected with the fixing plate 181.

When the material carrying table 13 is idle, the material carrying table 13 can be placed on one group of the first rollers 161, and the material carrying table 13 is limited by the positioning rod 182, so that the sliding is prevented. When the material carrying vehicle 12 carries the material carrying table 13 filled with the material to be measured, the material carrying vehicle is carried by the first roller 161 of the other group and moves to a proper position, and then the positioning rod 182 is rotated to the rear side of the material carrying table 13 to limit the material carrying table 13, so that the material carrying table 13 is prevented from sliding off to improve the stability of subsequent grabbing.

Referring to fig. 3, the feeding mechanism 1 further includes a storage assembly 17, the storage assembly 17 includes a bracket 171, a second roller 172 and an inductor 173, the bracket 171 is located at one side of the frame 11, the second roller 172 is rotationally connected with the bracket 171, the number of the second rollers 172 is several, and the inductor 173 is disposed on the bracket 171 and located right above the second roller 172. After the manipulator 14 drives the suction cup 15 to place the PCB on the second roller 172, the sensor 173 detects that the PCB is placed, and then the second roller 172 is started to transfer the PCB to the first detecting mechanism 2 for detection.

Referring to fig. 4 and 5, a locking assembly 19 for locking the material mover 12 is further provided on the frame 11, the locking assembly 19 includes a guide wheel 191, an elastic member 192, a first connecting member 193, a locking member 194 and a cylinder 195, the first connecting member 193 is provided on the frame 11, the guide wheel 191, the elastic member 192, the locking member 194 and the cylinder 195 are all provided on the first connecting member 193, the elastic member 192 is connected with the first connecting member 193 through a spring 198, the locking member 194 includes a swing arm hook 1941 and a fixing arm 1942, the fixing arm 1942 is fixedly provided on the lower surface of the first connecting member 193, the swing arm hook 1941 is rotatably connected with the first connecting member 193, the swing arm hook 1941 and the elastic member 192 are used for fixing a fixing rod 197 of the material mover 12, and one end of the swing arm hook 1941 remote from the fixing arm 1942 is connected with a shaft of the cylinder 195 through a second connecting member 196.

When the carrier 12 is pushed to one side of the second roller 172, the guide wheel 191 limits the carrier 12 to continue to advance, so that the carrier 12 stops at a proper position, the fixing rod 197 of the carrier 12 pushes the swing arm hook 1941 to enter between the swing arm hook 1941 and the fixing arm 1942, and since the elastic element 192 is far away from one end of the guide wheel 191 and connected with the spring 198, the spring 198 is compressed after the carrier 12 enters, so that the fixing rod 197 of the carrier 12 is pressed at the position, after the conveying is finished, the cylinder 195 drives the swing arm hook 1941 to rotate through the second connecting element 196, and the fixing rod 197 of the carrier 12 is pushed out under the action of the spring 198, thereby realizing the locking effect on the carrier 12, and improving the feeding stability.

Referring to fig. 6, the first detecting mechanism 2 includes a guide assembly 21, a table 22, a conveyor belt 23, an XY axis guide rail 24 and a detecting assembly 25, the guide assembly 21 is disposed between a support 171 and the table 22, the table 22 is located at one side of the guide assembly 21, the conveyor belt 23 is in rolling connection with the table 22, a support plate 27 is disposed between the two conveyor belts 23, the support plate 27 is fixedly connected with the table 22, the XY axis guide rail 24 is disposed on the table 22, and the detecting assembly 25 is fixedly disposed on the XY axis guide rail 24 to perform full-range electrical detection on the PCB board. Guide pieces 26 are provided on both sides of the table 22, near the outermost conveyor belt 23, and the guide pieces 26 are provided obliquely.

When the detection is needed, the detection assembly 25 detects through the full-range movement of the XY axis guide rail 24, the guide piece 26 is arranged to ensure that the PCB is guided to the correct track under the condition of deviating from the conveying track, and the detection accuracy and the conveying sustainability and efficiency are improved.

Specifically, referring to fig. 7, the guide assembly 21 includes a guide bracket 211, a receiving member 212, a guide rod 213 and a driving member 214, the receiving member 212 includes a receiving plate 2121 and a limiting plate 2122, the limiting plate 2122 includes a limiting fixed plate 2123 and a limiting moving plate 2124, the driving member 214 includes a driving motor 2141 and a limiting conveyor 2142, the guide bracket 211 is located at one side of the bracket 171, the guide rod 213 is fixedly connected with the guide bracket 211, the receiving plate 2121 is fixed on the guide bracket 211, an inclined plane is disposed at one side of the receiving plate 2121 near the bracket 171, the limiting fixed plate 2123 is fixed on the guide bracket 211, the limiting moving plate 2124 slides on the guide bracket 211, the limiting moving plate 2124 is fixedly connected with the limiting conveyor 2142, the receiving plate 2121 is located between the limiting fixed plate 2123 and the limiting moving plate 2124, and the driving motor 2141 is disposed on the guide bracket 211 for driving the limiting conveyor 2142.

When the PCB to be detected is conveyed, the inclined plane of the receiving plate 2121 is slowly conveyed to the receiving plate 2121, the position of the limiting fixed plate 2123 is unchanged, the driving motor 2141 drives the limiting conveyor belt 2142 to drive, and the limiting conveyor belt 2142 drives the limiting movable plate 2124 to move towards the direction close to or far away from the receiving plate 2121 so as to limit the PCB, so that the limiting effect on the PCBs with different sizes can be achieved by adjusting the position of the limiting movable plate 2124.

Referring to fig. 8, the turnover mechanism 3 includes a turnover bracket 31, a turnover wheel set 32 and a turnover motor 33, the turnover bracket 31 is located at one side of the first detection mechanism 2, the turnover wheel set 32 is rotationally connected with the turnover bracket 31, a fixing piece 34 is arranged on the turnover wheel set 32, the turnover wheel set 32 includes two layers, when the PCB board detected by the first detection mechanism 2 is transported, the PCB board enters between the two layers of turnover wheel sets 32, the two layers of turnover wheel sets 32 can play a role of compacting and positioning the PCB board, the turnover motor 33 is started again to integrally turn the turnover wheel set 32 by 180 degrees, and then the opposite PCB board is transported to the second detection mechanism 4 for detection.

The second detecting mechanism 4 and the first detecting mechanism 2 have the same structure and are used for detecting the electric connection of the back surface of the PCB. The structure of the blanking mechanism 5 is the same with that of the feeding mechanism 1, and is used for blanking and accommodating the PCB with the front and back sides detected. And the feeding and discharging of the PCB and the front and back detection are completed once.

The implementation principle of the horizontal flying probe detection device in the embodiment of the application is as follows: when electrical detection of the PCB is required, the material carriage 12 is first transported to one side of the frame 11, the material carriage plate placed on the first roller 161 is placed on the material carriage 12, and then the material carriage 12 is transported to the previous process to prepare for receiving the material to be detected.

Then, the material transporting carriage 12 filled with the material to be measured is pushed to one side of the first rollers 161 of the other group, the guide wheel 191 stops the material transporting carriage 12 at a proper position, the fixing rod 197 of the material transporting carriage 12 pushes the swing arm hook 1941 to enter between the swing arm hook 1941 and the fixing arm 1942, the spring 198 is compressed, then the elastic piece 192 presses the fixing rod 197 at the position, the material transporting carriage 12 is locked, then the material carrying table 13 is pushed to the first rollers 161 of the other group together with the PCB board, and the positioning rod 182 is pushed to limit the material carrying table 13 on the first rollers 161 so as to prevent the material carrying table from sliding off.

After the feeding is completed, the cylinder 195 drives the swing arm hook 1941 to rotate through the second connecting piece 196, the fixed rod 197 of the material carriage 12 is pushed out under the action of the spring 198, the material carriage 12 can move away to carry out the next feeding, then the manipulator 14 drives the sucker 15 to carry out self-adaptive adsorption and transfer the PCB to the second roller 172, the inductor 173 senses that the second roller 172 is provided with the PCB, and then the second roller 172 starts to roll to convey the PCB.

Then, the driving motor 2141 drives the limiting conveyor belt 2142 to drive the limiting moving plate 2124 to move, the limiting fixed plate 2123 and the limiting moving plate 2124 are adjusted to a proper distance, then the PCB conveyed by the second roller 172 is gradually moved to the plane of the receiving plate 2121 through the inclined plane of the receiving plate 2121, the limiting fixed plate 2123 and the limiting moving plate 2124 limit the PCB, the second roller 172 continues to convey the PCB, the PCB enters the conveyor belt 23 to a proper position, the detection assembly 25 realizes electrical detection of the whole PCB through movement of the XY axis guide rail 24, and the guide sheet 26 on the workbench 22 can also guide the conveying direction of the PCB.

Then the PCB board gets into between the two-layer turnover wheelset 32 of tilting mechanism 3 department, and turnover motor 33 drive two-layer turnover wheelset 32 rotatory 180 degrees obtains the PCB board of reverse side, and turnover wheelset 32 continues to roll and conveys the PCB board of reverse side to second detection mechanism 4 department and carries out the electrical property and detect.

And finally, the blanking mechanism 5 performs blanking and storage on the detected PCBs, namely, one-time detection and feeding and blanking processes are completed, and accordingly, the electrical detection of batches of PCBs is performed in a reciprocating manner.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (9)

1. The horizontal flying needle detection device is characterized by comprising a feeding mechanism (1), a first detection mechanism (2), a turnover mechanism (3), a second detection mechanism (4) and a discharging mechanism (5);

the feeding mechanism (1) is used for feeding the PCB to be detected and transmitting the PCB to the first detection

A mechanism (2); the feeding mechanism (1) comprises a frame (11), a material carrying vehicle (12), a material carrying table (13), a manipulator (14), a sucker (15) and a transmission assembly (16), wherein the transmission assembly (16) is arranged on the frame (11), the material carrying table (13) is slidably arranged on the transmission assembly (16) and used for carrying a PCB to be detected, and the material carrying vehicle (12) is used for carrying the material carrying table (13) to the transmission assembly (16);

the first detection mechanism (2) is used for conveying the PCB (printed circuit board) transmitted by the feeding mechanism (1), namely the PCB

Is detected on the front side of the test piece;

the turnover mechanism (3) is used for conducting the PCB after the detection of the first detection mechanism (2)

Turning over;

the second detection mechanism (4) is used for detecting the reverse side of the turned PCB, namely the PCB;

and the blanking mechanism (5) is used for blanking the PCB after detection.

2. The horizontal flying probe detection device according to claim 1, wherein the transmission assembly (16) comprises a first roller (161) and a mounting frame (162), the mounting frame (162) is arranged on the frame (11), and the first roller (161) and the mounting frame (162) are rotatably connected; the feeding mechanism (1) further comprises a storage assembly (17), the storage assembly (17) comprises a support (171) and a second roller (172), the support (171) is located on one side of the frame (11), and the second roller (172) is rotationally connected with the support (171).

3. The horizontal flying needle detection device according to claim 1, wherein the frame (11) is further provided with a locking assembly (19), the locking assembly (19) is used for locking the transporting vehicle (12), the locking assembly (19) comprises a guide wheel (191), an elastic element (192), a first connecting element (193), a locking element (194) and an air cylinder (195), the first connecting element (193) is arranged on the frame (11), the guide wheel (191), the elastic element (192), the locking element (194) and the air cylinder (195) are all arranged on the first connecting element (193), the elastic element (192) is connected with the first connecting element (193) through a spring (198), the locking element (194) comprises a swing arm hook (1941) and a fixing arm (1942), the fixing arm (1942) is fixedly arranged on the lower surface of the first connecting element (193), the swing arm hook (1941) is rotatably connected with the first connecting element (193), and the swing arm (192) is connected with the swing arm (194) through the fixing arm (194) and the swing arm (1942) through the swing arm (194) and the swing arm (194).

4. The horizontal flying probe detection device according to claim 1, wherein the feeding mechanism (1) further comprises a positioning assembly (18), the positioning assembly (18) comprises a fixing plate (181) and a positioning rod (182), the fixing plate (181) is arranged on one side of the transmission assembly (16), and the positioning rod (182) is rotationally connected with the fixing plate (181) and used for limiting the material carrying table (13) on the transmission assembly (16).

5. The horizontal flying probe detection device according to claim 1, wherein the first detection mechanism (2) comprises a guide assembly (21), a workbench (22), a conveyor belt (23), an XY axis guide rail (24), a detection assembly (25) and a motor (28), the guide assembly (21) is arranged between the transmission assembly (16) and the workbench (22) and is used for guiding the conveying of a PCB board, the conveyor belt (23) and the motor (28) are both arranged on the workbench (22), the motor (28) is used for driving the conveyor belt (23) to drive, a support plate (27) is arranged between the two conveyor belts (23), the support plate (27) is fixedly connected with the workbench (22), the XY axis guide rail (24) is fixedly arranged on the workbench (22), and the detection assembly (25) is arranged on the XY axis guide rail (24); guide sheets (26) are further arranged on two sides of the workbench (22), and the guide sheets (26) are used for guiding the transmission of the PCB.

6. The horizontal flying probe detection device according to claim 5, wherein the guide assembly (21) comprises a guide bracket (211), a receiving member (212), a guide rod (213) and a driving member (214), the guide rod (213) is disposed on the guide bracket (211), the receiving member (212) is disposed through the guide rod (213), and the driving member (214) is disposed on the guide bracket (211) and is used for driving the receiving member (212) to slide on the guide rod (213).

7. The horizontal flying probe detection device according to claim 6, wherein the receiving member (212) comprises a receiving plate (2121) and a limiting plate (2122), the receiving plate (2121) is fixedly arranged on the guide rod (213), an inclined plane is arranged on one side, close to the feeding mechanism (1), of the receiving plate (2121), and the limiting plate (2122) is connected with the driving member (214) and used for limiting a PCB (printed circuit board) located on the receiving plate (2121).

8. The horizontal flying probe detection device according to claim 7, wherein the limiting plate (2122) comprises a limiting fixed plate (2123) and a limiting movable plate (2124), the limiting fixed plate (2123) is fixedly arranged on the guide rod (213), the limiting movable plate (2124) is connected with the driving component (214), the driving component (214) comprises a driving motor (2141) and a limiting conveyor belt (2142), the limiting conveyor belt (2142) is fixedly connected with the limiting movable plate (2124), and the driving motor (2141) is used for driving the limiting conveyor belt (2142) to drive.

9. The horizontal flying probe detection device according to claim 1, wherein the turnover mechanism (3) comprises a turnover frame (11), a turnover wheel set (32) and a turnover motor (33), the turnover wheel set (32) is rotatably arranged in the turnover frame (11), the turnover wheel set (32) is arranged in two layers and is used for turning over a PCB to obtain a reverse PCB, and the turnover motor (33) is used for driving the turnover wheel set (32) to turn over.

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