CN219340850U

CN219340850U - Mechanism for rapidly detecting PCB

Info

Publication number: CN219340850U
Application number: CN202320225015.2U
Authority: CN
Inventors: 杨平; 马钦钦; 阙知利
Original assignee: Jiangsu Fenghesheng Intelligent Technology Co ltd
Current assignee: Jiangsu Fenghesheng Intelligent Technology Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-07-14
Anticipated expiration: 2033-02-16

Abstract

The utility model discloses a mechanism for rapidly detecting a PCB (printed circuit board), which comprises a rack, a transfer mechanism, an electric cabinet, and a KFT detection module, a Flash detection module, an ICT detection module and a carrying mechanism which are integrally arranged on the rack; the conveying mechanism is arranged between the frame and the transfer mechanism and used for completing the transfer of the workpiece between the conveying mechanism and the transfer mechanism. According to the utility model, the KFT detection module, the Flash detection module and the ICT detection module required by PCB detection are integrated, so that the volume and the occupied area of a detection production line are reduced, the connection between each step is more compact, and the waste of auxiliary time between the steps can be effectively reduced.

Description

Mechanism for rapidly detecting PCB

Technical Field

The utility model relates to a mechanism for rapidly detecting a PCB, and belongs to the technical field of PCB detection.

Background

Because of the rising of the semiconductor industry, various PCB boards need to carry out operations such as function detection and program writing, the design structure of the nonstandard detection module on the market is various, and is mainly used for detecting functions such as ICT, flash, KFT of the PCB boards, and in order to achieve the functions, the detection structure mainly comprises a KFT (KFT) detection module, a Flash test module and an ICT (information and communication technology) detection module, but the PCB board detection module structure designed on the market at present does not combine the function detection such as ICT, flash, KFT, so that the whole detection process is lengthy, the equipment layout is disordered, the butt joint between stations is not smooth, the detection time is long, the additional circulation and transportation time is long, the wire harnesses are many and the replacement and maintenance are difficult, the whole equipment is numerous, the processing difficulty is large, the assembly is difficult, and the transformation is difficult.

And the connection of the clamp or the bearing piece adopts a fixed connection structure such as a bolt, and the like, so that the assembly and disassembly auxiliary time is long when the furniture or the bearing piece is replaced, and the quick replacement is not facilitated.

Meanwhile, the detection system does not adopt a closed type design, and the PCB cannot be protected.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, provides a mechanism for rapidly detecting a PCB, can avoid the defects, integrates all functional modules together for design, adopts an integrated aluminum alloy frame for protection, can convey the PCB to corresponding detection modules to complete KFT detection, flash detection and ICT detection, can send the PCB out after detection is completed, has clear and concise butt joint of front and back processes, and can effectively save operation auxiliary time.

In order to achieve the aim, the utility model provides a mechanism for rapidly detecting a PCB, which comprises a rack, a transfer mechanism, an electric cabinet, and a KFT detection module, a Flash detection module, an ICT detection module and a carrying mechanism which are integrally arranged on the rack;

the conveying mechanism is arranged between the frame and the transfer mechanism and is used for completing the transfer of the workpiece between the frame and each detection module; the KFT detection module, the Flash detection module and the ICT detection module are used for detecting workpieces carried by the carrying mechanism, and the electric cabinet is used for controlling the carrying mechanism and each detection module to act.

Further, the KFT detection module, the Flash detection module and the ICT detection module are sequentially arranged along a direction;

the carrying mechanism comprises a first sliding rail and a second sliding rail, wherein the first sliding rail is arranged in parallel along the arrangement direction of the KFT detection module, the Flash detection module and the ICT detection module and is used for driving a workpiece to carry out inter-module transfer;

the second sliding rail is perpendicular to the first sliding rail;

the first sliding rail is arranged on the frame, the first sliding rail is in sliding connection with the second sliding rail, and a first power mechanism is arranged between the first sliding rail and the second sliding rail and used for driving the second sliding rail to act on the first sliding rail;

the second sliding rail is provided with a clamping device for clamping the workpiece in a sliding manner, and a second power mechanism is arranged between the second sliding rail and the clamping device and used for driving the clamping device to act along the second sliding rail.

Further, two first sliding rails are arranged and are arranged in parallel, and the KFT detection module, the Flash detection module and the ICT detection module are positioned between the two first sliding rails;

the second sliding rails are arranged in two and parallel.

Further, the clamping device comprises a base and a clamping sucker, wherein the clamping sucker is connected with the base through a quick-plug spring pin;

the base is provided with a gas path which is detachably communicated with the clamping sucker, and the gas path in the base is externally connected with a negative pressure gas source and is used for carrying out negative pressure adsorption on a workpiece through the base and the clamping sucker.

Further, the transfer mechanism comprises a transfer rotating frame, and a transfer sucker, a turnover mechanism, a lifting mechanism, a feeding table telescopic mechanism, a feeding table positioning carrier and a turnover mechanism moving assembly which are arranged on the transfer rotating frame;

a plurality of suction nozzles are uniformly distributed on the transfer sucker, and negative pressure air paths are externally connected with the suction nozzles;

the turnover mechanism is connected with the transfer sucker and used for driving the transfer sucker to turn over, and comprises a rotary air cylinder, and an output shaft of the rotary air cylinder is connected with the transfer sucker;

the lifting mechanism is connected with the turnover mechanism and is used for driving the turnover mechanism to lift, and comprises a telescopic cylinder, and a cylinder rod of the telescopic cylinder is connected with the turnover mechanism;

the turnover mechanism moving assembly is connected with the lifting mechanism and is used for pushing the lifted and turned transfer sucker to the upper part of the feeding table positioning carrier, and the turnover mechanism moving assembly comprises a sliding rail and a power mechanism and is used for driving the lifting mechanism to move along the sliding rail direction.

The feeding table positioning carrier is arranged on the feeding table telescopic mechanism, and the feeding table telescopic mechanism is arranged on the middle rotating frame in a sliding manner.

Further, the transfer sucker is connected with the turnover mechanism through a quick-plug spring pin;

the feeding table positioning carrier is connected with the feeding table telescopic mechanism through a quick-plug spring pin.

Further, the KFT detection module/Flash detection module/ICT detection module comprises a multi-point leveling sensor, a lower air cylinder, an upper side detection jig assembly, a carrier assembly and a pushing air cylinder;

the carrier component is arranged on the rack in a sliding manner and used for receiving and carrying the workpiece, the multi-point leveling sensor is fixedly arranged, and the detection position of the multi-point leveling sensor is positioned in the sliding travel of the carrier component;

the cylinder body of the lower pressing cylinder is fixedly arranged, the cylinder rod of the lower pressing cylinder is connected with the upper side detection jig assembly,

the cylinder rod of the lower air cylinder is perpendicular to the carrier assembly, and the projection point of the cylinder rod of the lower air cylinder is positioned in the sliding stroke of the carrier assembly;

the upper side detection jig assembly is arranged in parallel with the carrier assembly.

Further, the ICT detection module further comprises a lower side detection jig assembly and an upward pushing cylinder;

the upward pushing cylinder is symmetrically arranged relative to the carrier assembly and the downward pushing cylinder and is positioned at the lower part of the carrier assembly;

the cylinder body of the push-up cylinder is fixedly arranged, a cylinder rod of the push-up cylinder is connected with the lower detection jig assembly, the cylinder rod of the push-up cylinder is perpendicular to the carrier assembly, and a projection point of the cylinder rod of the push-up cylinder is positioned in the sliding stroke of the carrier assembly;

the lower side detection jig assembly is arranged in parallel with the carrier assembly.

Further, the cylinder body of the pushing cylinder is fixedly arranged, and a cylinder rod of the pushing cylinder is connected with the carrier assembly and used for driving the carrier assembly to act.

Further, the carrier assembly comprises a base and a quick-change carrier disc, wherein the base is connected with the quick-change carrier disc through a quick-plug spring pin;

the base is connected with a cylinder rod of the pushing cylinder.

The utility model has the beneficial effects that:

the utility model provides a mechanism for rapidly detecting a PCB, which integrates a KFT detection module, a Flash detection module and an ICT detection module required by PCB detection, reduces the volume and the occupied area of a detection production line, ensures that the connection between each step is more compact, and can effectively reduce the waste auxiliary time between the steps;

the quick-release connecting structure is arranged on the clamping and bearing parts of the PCBs, so that the quick-release connecting structure can adapt to PCBs with different sizes and improves the flexibility of a detection production line;

meanwhile, each detection module is integrated and sealed in the rack, so that the PCB can be well protected, and the PCB cannot be damaged.

Drawings

Fig. 1 is an overall perspective view of a mechanism for rapid detection of a PCB board provided by an embodiment of the present utility model;

fig. 2 is a perspective view of a handling mechanism in a mechanism for rapidly detecting a PCB board according to an embodiment of the present utility model;

fig. 3 is a structural exploded view of a handling mechanism in a mechanism for rapidly detecting a PCB board according to an embodiment of the present utility model;

fig. 4 is a perspective view of a transfer mechanism in the mechanism for rapidly detecting a PCB board provided by the embodiment of the present utility model;

fig. 5 is a structural exploded view of a mechanism transfer mechanism for rapid detection of a PCB board according to an embodiment of the present utility model;

fig. 6 is a perspective view of a KFT test module/Flash detection module in the mechanism for rapid detection of a PCB board provided by the embodiment of the present utility model;

fig. 7 is a structural exploded view of a KFT test module/Flash detection module in the mechanism for rapid detection of a PCB board according to the embodiment of the present utility model;

fig. 8 is a structural exploded view of an ICT detection module in a mechanism for rapidly detecting a PCB board according to an embodiment of the present utility model;

in the figure: 100. a frame; 110. a KFT detection module; 120. a Flash detection module; 130. an ICT detection module; 140. a multi-point leveling sensor; 150. a pressing cylinder; 160. an upper detection jig assembly; 170. a carrier assembly; 180. a pushing cylinder; 190. the lower side detection jig assembly, 191 and the push-up cylinder; 200. a transfer mechanism; 220. a transfer sucker; 230. a turnover mechanism; 240. a lifting mechanism; 250. a feeding table telescopic mechanism; 260. positioning a carrier by a feeding table; 270. a turnover mechanism movement assembly; 300. a carrying mechanism; 310. a first slide rail; 320. a second slide rail; 330. a clamping device; 331. a base; 332. clamping the sucker.

Detailed Description

The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

The embodiment of the utility model provides a mechanism for rapidly detecting a PCB (printed Circuit Board), which is shown in fig. 1 to 8, and comprises a rack 100, a transfer mechanism 200, an electric cabinet, a KFT detection module 110, a Flash detection module 120, an ICT detection module 130 and a carrying mechanism 300, wherein the KFT detection module 110, the Flash detection module 120, the ICT detection module 130 and the carrying mechanism 300 are integrally arranged on the rack 100; the conveying mechanism 300 is arranged between the frame 100 and the transfer mechanism 200 and is used for completing the transfer of workpieces between the conveying mechanism 300 and the transfer mechanism 200, and the electric cabinet is used for controlling the conveying mechanism 300 and each detection module to act; the utility model integrates the KFT detection module 110, the Flash detection module 120 and the ICT detection module 130 required by PCB detection, reduces the volume and the occupied area of a detection production line, ensures that the connection between each step is more compact, and can effectively reduce the waste auxiliary time between the steps; meanwhile, the quick-release connecting structure is arranged on the clamping and bearing parts of the PCB, so that the PCB can adapt to PCBs with different sizes, and the flexibility of a detection production line is improved; and, seal each detection module integration in frame 100, can play fine guard action to the PCB, can not harm the PCB.

In a specific design, as shown in fig. 1, three storage spaces are sequentially set from top to bottom in the rack 100, and a plurality of KFT detection modules 110, a plurality of Flash detection modules 120, and a plurality of ICT detection modules 130 are sequentially set in the three storage spaces, so as to complete KFT detection, flash detection, and ICT detection corresponding to the PCB. According to the utility model, each detection module is integrally arranged in the frame 100, so that the space is reasonably utilized, the battlefield area and the volume of the detection line are reduced, the distance between detection steps is reduced, and the auxiliary time required by workpiece conveying is reduced.

As shown in fig. 1 to 3, in order to facilitate the transportation of a PCB board to a detection mechanism, the present utility model provides a transportation mechanism 300, where the transportation mechanism 300 includes a first slide rail 310 and a second slide rail 320, the first slide rail 310 is disposed in parallel along the directions of the KFT detection module 110, the Flash detection module 120, and the ICT detection module 130, and in a specific implementation, the first slide rail 310 is disposed vertically, and both sides of the rack 100 are disposed in parallel, so that the two first slide rails 310 are used for transporting the PCB board between the detection modules; the second slide sets up perpendicularly to first slide rail 310, all sets up second slide rail 320 in the upper and lower both sides of frame 100, two second slide rail 320 parallel arrangement for take into the different equipment of the same detection module with different PCB boards, so that carry out the detection of a plurality of PCB boards simultaneously, improve detection efficiency.

In a specific design, the first sliding rail 310 is fixedly arranged on the frame 100, a sliding rail and sliding block mechanism is arranged between the second sliding rail 320 and the first sliding rail 310, so that the sliding connection between the first sliding rail 310 and the second sliding rail 320 is realized, and a first power mechanism is arranged between the first sliding rail 310 and the second sliding rail 320 to provide movement power for the second sliding rail 320; the second sliding rail 320 is provided with a clamping device 330 for clamping and fixing the PCB board, a sliding rail and sliding block structure is arranged between the second sliding rail 320 and the clamping device 330 for realizing sliding connection between the second sliding rail 320 and the clamping device 330, and a second power mechanism is arranged between the second sliding rail 320 and the clamping device 330 for driving the clamping device 330 to act.

The first power mechanism and the second power mechanism can be matched with a screw nut mechanism by a servo motor in design, can be matched with a gear rack mechanism by the servo motor, and can also be used by other available mechanisms.

In a specific design, the clamping device 330 includes a base 331 and a clamping chuck 332, so as to be convenient for adapting to different types of PCB boards, and the clamping chuck 332 with multiple types can be preset.

The base 331 and the clamping chuck 332 are provided with a detachably communicated air passage, and the air passage in the base 331 is externally connected with a negative pressure air source for carrying out negative pressure adsorption on a workpiece through the base 331 and the clamping chuck 332.

As shown in fig. 1, 4 and 5, the transfer mechanism 200 includes a transfer frame, and a transfer chuck 220, a turnover mechanism 230, a lifting mechanism 240, a feeding table telescopic mechanism 250, a feeding table positioning carrier 260 and a turnover mechanism 230 moving assembly which are disposed on the transfer frame; when the device is specifically designed, a plurality of suction nozzles are arranged on the transfer sucker 220, the suction nozzles are externally connected with a negative pressure air circuit and used for vacuum adsorption and fixing of the PCB to be detected, meanwhile, the device is suitable for PCB with different sizes, multiple transfer suckers 220 with different types can be designed in advance, quick-plug spring pins are designed on the transfer sucker 220, and the transfer sucker 220 with different types can be replaced conveniently according to different PCB sizes.

The transfer sucker 220 is connected with the turnover mechanism 230, and after the transfer sucker 220 is adsorbed to the PCB, the turnover mechanism 230 acts to drive the PCB to turn over.

The turnover mechanism 230 can be a rotary cylinder in design, and an output shaft of the rotary cylinder is connected with the transfer sucker 220 to drive the transfer sucker 220 to rotate.

The turnover mechanism 230 is connected with the lifting mechanism 240, the lifting mechanism 240 can be a telescopic cylinder in design, a cylinder rod of the telescopic cylinder is connected with the turnover mechanism 230, the telescopic cylinder acts, and the cylinder rod drives the turnover mechanism 230 to move up and down, so that space is provided for the turnover action of the transfer mechanism 200.

The turnover mechanism moving assembly 270 is connected to the lifting mechanism 240, and is configured to push the lifted and turned transfer sucker 220 to the upper portion of the feeding table positioning carrier 260, and includes a sliding rail and a power mechanism, and is configured to drive the lifting mechanism 240 to move along the sliding rail direction.

The feeding table positioning carrier 260 can be designed into multiple types according to the PCB boards with different sizes, and a quick-plug spring pin is arranged between the feeding table positioning carrier 260 and the feeding table telescopic mechanism 250, so that quick replacement is convenient for different PCB boards.

The feeding table telescopic mechanism 250 is slidably arranged on the middle rotating frame and is used for pushing out after receiving the PCB on the middle rotating sucker 220, so that the conveying mechanism 300 can pick up and enter the next process conveniently, and a sliding block and sliding rail mechanism is arranged between the feeding table telescopic mechanism 250 and the middle rotating frame to realize sliding connection.

The working steps of the transfer mechanism 200 are as follows:

the external manipulator grabs the workpiece and places the workpiece on the transfer chuck 220, the vacuum gas circuit is started, the transfer chuck 220 sucks the workpiece, the lifting mechanism 240 acts to lift the transfer chuck 220, space is provided for overturning the transfer chuck 220, the overturning mechanism 230 acts to overturn the workpiece by 180 degrees, the overturning mechanism 230 moves the component to push the workpiece to the upper part of the feeding table positioning carrier 260, the lifting mechanism 240 acts to lower the transfer mechanism 200, the vacuum gas circuit is broken, the workpiece is released, the workpiece falls into the feeding table positioning carrier 260, the lifting mechanism acts to lift the transfer chuck 220 up and away from the workpiece, and the feeding table telescoping mechanism 250 acts to send the workpiece out for pickup by the conveying mechanism 300.

As shown in fig. 6 to 8, when the KFT detection module 110, the Flash detection module 120, and the ICT detection module 130 are designed, the KFT detection module 110 and the Flash detection module 120 perform only the upper detection, and the ICT detection module 130 performs the upper detection while the lower detection is attached, so that the mechanical structures adopted by the KFT detection module 110 and the Flash detection module 120 are the same, and the ICT detection module 130 is additionally provided with the lower detection module on the basis.

In a specific design, KFT detection module 110/Flash detection module 120/ICT detection module 130 includes a multipoint leveling sensor 140, a down-pressure cylinder 150, an upper side detection jig assembly 160, a carrier assembly 170, and a pushing cylinder 180; the carrier assembly 170 is slidably disposed on the frame 100, and is configured to receive and carry a workpiece to the lower portion of the upper detection jig assembly 160 for detection, and a slide rail and slider structure is disposed between the carrier assembly 170 and the frame 100, and is configured to implement relative sliding between the carrier assembly 170 and the frame 100, and simultaneously connect a cylinder rod of the pushing cylinder 180 to the carrier assembly 170, so as to provide power for sliding of the carrier assembly 170;

the multi-point leveling sensor 140 is fixedly arranged, and the detection position of the multi-point leveling sensor 140 is positioned in the sliding stroke of the carrier assembly 170 and is used for determining whether the PVB plate is leveled or not before detection;

the cylinder body of the lower pressure cylinder 150 is fixedly arranged, a cylinder rod of the lower pressure cylinder 150 is connected with the upper side detection jig assembly 160, the cylinder rod of the lower pressure cylinder 150 is arranged perpendicular to the carrier assembly 170, and a projection point of the cylinder rod of the lower pressure cylinder 150 is positioned in a sliding stroke of the carrier assembly 170 so that the carrier assembly 170 can detect a Printed Circuit Board (PCB) after transporting the PCB; the upper detection jig assembly 160 is disposed parallel to the carrier assembly 170.

The carrier assembly 170 comprises a base and a quick-change carrier disc, and a plurality of quick-change carrier discs can be designed in advance to improve the flexibility of the equipment for being convenient for adapting to PCB boards with different sizes, and the base and the quick-change carrier discs are connected through quick-plug spring pins, so that quick-change is convenient, the auxiliary time required by disassembling parts is reduced, and the detection efficiency is improved;

the base is connected with a cylinder rod of the pushing cylinder 180.

Based on the above settings, the KFT detection module 110/Flash detection module 120 works as follows:

the carrying mechanism 300 places the workpiece on the carrier assembly 170, the multipoint leveling sensor 140 detects whether the workpiece is leveled, the pushing cylinder 180 acts after the workpiece is leveled, the PCB to be tested is pushed to the lower part of the upper side detection jig assembly 160, the pressing cylinder 150 is started to drive the upper side detection jig assembly 160 to press down, the testing work is carried out, after the testing is finished, the pressing cylinder 150 is reset in an ascending mode, the pushing cylinder 180 acts to drive the PCB to withdraw, and the carrying mechanism 300 waits for the workpiece to be taken away.

The ICT detection module 130 further includes a lower detection jig assembly 190 and an up-pushing cylinder 191, for detecting a lower portion of the workpiece;

the push-up cylinder 191 is symmetrically arranged with respect to the carrier assembly 170 and the push-down cylinder 150, and is located at the lower part of the carrier assembly 170, and during ICT detection, the push-up cylinder 191 and the push-down cylinder act simultaneously to push the lower detection jig assembly 190 and the upper detection jig assembly 160 to act;

the cylinder body of the push-up cylinder 191 is fixedly arranged, the cylinder rod of the push-up cylinder 191 is connected with the lower detection jig assembly, the cylinder rod of the push-up cylinder 191 is arranged perpendicular to the carrier assembly 170, and the projection point of the cylinder rod of the push-up cylinder 191 is positioned in the sliding stroke of the carrier assembly 170;

the lower detection jig assembly 190 is disposed parallel to the carrier assembly 170.

Based on the above settings, the ICT detection module 130 operates as follows:

the carrying mechanism 300 places the workpiece on the carrier assembly 170, the multipoint leveling sensor 140 detects whether the workpiece is leveled, the pushing cylinder 180 acts after the workpiece is leveled, the PCB to be tested is pushed to the lower part of the upper side detection jig assembly 160, the lower pressing cylinder 150 is started to drive the upper side detection jig assembly 160 to be pressed down, meanwhile, the upper pressing cylinder 191 is pneumatic to drive the lower side detection jig assembly 190 to be pushed up, test work is carried out, after the test is finished, the lower pressing cylinder 150 is reset after being lifted, the upper pressing cylinder 191 is reset after being lowered, the pushing cylinder 180 acts to drive the PCB to withdraw, and the carrying mechanism 300 waits for the workpiece to be taken away.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.

Claims

1. A mechanism for PCB board short-term test, its characterized in that:

the intelligent monitoring system comprises a rack (100), a transfer mechanism (200) and an electric cabinet, and a KFT detection module (110), a Flash detection module (120), an ICT detection module (130) and a carrying mechanism (300) which are integrally arranged on the rack (100); the handling mechanism (300) is arranged between the frame (100) and the transfer mechanism (200) and used for completing the transfer of workpieces between the frame (100) and each detection module, the KFT detection module (110), the Flash detection module (120) and the ICT detection module (130) are used for detecting the workpieces handled by the handling mechanism (300), and the electric cabinet is used for controlling the actions of the handling mechanism (300) and each detection module.

2. The mechanism for rapid inspection of a PCB board of claim 1, wherein:

the KFT detection module (110), the Flash detection module (120) and the ICT detection module (130) are sequentially arranged along a direction;

the carrying mechanism (300) comprises a first sliding rail (310) and a second sliding rail (320), wherein the first sliding rail (310) is arranged in parallel along the arrangement direction of the KFT detection module (110), the Flash detection module (120) and the ICT detection module (130) and is used for driving workpieces to carry out inter-module transfer;

the second sliding rail (320) is perpendicular to the first sliding rail (310);

the first sliding rail (310) is arranged on the frame (100), the first sliding rail (310) is in sliding connection with the second sliding rail (320), and a first power mechanism is arranged between the first sliding rail (310) and the second sliding rail (320) and used for driving the second sliding rail (320) to act on the first sliding rail (310);

the second sliding rail (320) is provided with a clamping device (330) for clamping a workpiece in a sliding manner, and a second power mechanism is arranged between the second sliding rail (320) and the clamping device (330) and used for driving the clamping device (330) to act along the second sliding rail (320).

3. The mechanism for rapid inspection of a PCB board of claim 2, wherein:

the two first sliding rails (310) are arranged in parallel, and the KFT detection module (110), the Flash detection module (120) and the ICT detection module (130) are positioned between the two first sliding rails (310);

the second sliding rails (320) are arranged in parallel.

4. The mechanism for rapid inspection of a PCB board of claim 2, wherein:

the clamping device (330) comprises a base (331) and a clamping sucker (332), wherein the clamping sucker (332) is connected with the base (331) through a quick-plug spring pin;

the base (331) and the clamping sucker (332) are provided with a detachably communicated gas path, and the gas path in the base (331) is externally connected with a negative pressure gas source and is used for carrying out negative pressure adsorption on a workpiece through the base (331) and the clamping sucker (332).

5. The mechanism for rapid inspection of a PCB board of claim 1, wherein:

the transfer mechanism (200) comprises a transfer frame, a transfer sucker (220) arranged on the transfer frame, a turnover mechanism (230), a lifting mechanism (240), a feeding table telescopic mechanism (250), a feeding table positioning carrier (260) and a turnover mechanism movement assembly (270);

a plurality of suction nozzles are uniformly distributed on the transfer sucker (220), and negative pressure air paths are externally connected with the suction nozzles;

the turnover mechanism (230) is connected with the transfer sucker (220) and is used for driving the transfer sucker (220) to turn over, the turnover mechanism (230) comprises a rotary cylinder, and an output shaft of the rotary cylinder is connected with the transfer sucker (220);

the lifting mechanism (240) is connected with the turnover mechanism (230) and is used for driving the turnover mechanism (230) to lift, the lifting mechanism (240) comprises a telescopic cylinder, and a cylinder rod of the telescopic cylinder is connected with the turnover mechanism (230);

the turnover mechanism moving assembly (270) is connected with the lifting mechanism (240) and is used for pushing the lifted and turned transfer sucker (220) to the upper part of the feeding table positioning carrier (260), and comprises a sliding rail and a power mechanism, wherein the sliding rail and the power mechanism are used for driving the lifting mechanism (240) to move along the sliding rail direction;

the feeding table positioning carrier (260) is arranged on the feeding table telescopic mechanism (250), and the feeding table telescopic mechanism (250) is arranged on the middle rotating frame in a sliding manner.

6. The mechanism for rapid inspection of a PCB panel of claim 5, wherein:

the transfer sucker (220) is connected with the turnover mechanism (230) through a quick-plug spring pin;

the feeding table positioning carrier (260) is connected with the feeding table telescopic mechanism (250) through a quick-plug spring pin.

7. The mechanism for rapid inspection of a PCB board of claim 1, wherein:

the KFT detection module (110)/Flash detection module (120)/ICT detection module (130) comprises a multi-point leveling sensor (140), a lower pressing cylinder (150), an upper side detection jig assembly (160), a carrier assembly (170) and a pushing cylinder (180);

the carrier assembly (170) is slidably arranged on the frame (100) and used for receiving and carrying the workpiece, the multi-point leveling sensor (140) is fixedly arranged, and the detection position of the multi-point leveling sensor (140) is positioned in the sliding stroke of the carrier assembly (170);

the cylinder body of the lower pressing cylinder (150) is fixedly arranged, and a cylinder rod of the lower pressing cylinder (150) is connected with the upper side detection jig assembly (160);

the cylinder rod of the lower air cylinder (150) is perpendicular to the carrier assembly (170), and the projection point of the cylinder rod of the lower air cylinder (150) is positioned in the sliding stroke of the carrier assembly (170);

the upper detection jig assembly (160) is arranged in parallel with the carrier assembly (170).

8. The mechanism for rapid inspection of a PCB panel of claim 7, wherein:

the ICT detection module (130) further comprises a lower side detection jig assembly (190) and an upward pushing cylinder (191);

the pushing-up cylinder (191) is symmetrically arranged with the pushing-down cylinder (150) relative to the carrier assembly (170) and is positioned at the lower part of the carrier assembly (170);

the cylinder body of the push-up cylinder (191) is fixedly arranged, a cylinder rod of the push-up cylinder (191) is connected with the lower detection jig assembly, the cylinder rod of the push-up cylinder (191) is perpendicular to the carrier assembly (170), and a projection point of the cylinder rod of the push-up cylinder (191) is positioned in the sliding stroke of the carrier assembly (170);

the lower detection jig assembly (190) is arranged in parallel with the carrier assembly (170).

9. The mechanism for rapid inspection of a PCB panel of claim 7, wherein:

the cylinder body of the pushing cylinder (180) is fixedly arranged, and a cylinder rod of the pushing cylinder (180) is connected with the carrier assembly (170) and used for driving the carrier assembly (170) to act.

10. The mechanism for rapid inspection of a PCB as set forth in claim 9, wherein:

the carrier assembly (170) comprises a base and a quick-change carrier disc, wherein the base and the quick-change carrier disc are connected through a quick-plug spring pin;

the base is connected with a cylinder rod of a pushing cylinder (180).