CN210015059U

CN210015059U - AOI check out test set

Info

Publication number: CN210015059U
Application number: CN201920580172.9U
Authority: CN
Inventors: 李长春
Original assignee: Dongguan Boyongkai Electronic Technology Co Ltd
Current assignee: Dongguan Boyongkai Electronic Technology Co Ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-02-04
Anticipated expiration: 2029-04-25

Abstract

The utility model relates to an AOI check out test set, set up the workstation in the frame including frame and slip, the workstation is used for adsorbing fixed FPC board, be provided with in the frame and be used for ordering about the gliding drive division of workstation, the frame is provided with high definition CCD camera in the top of workstation, a serial communication port, be provided with the sticky dirt subassembly in the frame, the sticky dirt subassembly is including setting up the support arm in the both sides of workstation, installing the back shaft on the support arm and cup jointing the sticky dirt roller outside the back shaft, the outer roll surface of sticky dirt roller be used for with the workstation on the FPC board contact. The utility model discloses have the effect that improves detection work efficiency.

Description

AOI check out test set

Technical Field

The utility model belongs to the technical field of check out test set's technique and specifically relates to an AOI check out test set is related to.

Background

AOI inspection equipment, also known as AOI optical inspection equipment, has become an important inspection tool and process quality control tool for ensuring product quality in the electronics manufacturing industry.

When the AOI detection equipment is used for automatic detection, the AOI detection equipment automatically scans PCBA products or FPC products through a high-definition CCD camera, images are collected, detected detection points are compared with qualified parameters in a database, defects on target products are detected through image processing, and the defects are displayed/marked through a display or an automatic mark for maintenance personnel to repair and SMT engineering personnel to improve the process.

The traditional AOI detection equipment comprises a rack and a workbench which is arranged on the rack and can slide along the rack, an FPC product is placed on the workbench, the workbench can provide negative pressure to adsorb the FPC product, a high-definition CCD (charge coupled device) camera is arranged above the workbench on the rack, the workbench moves the FPC product to the lower part of the high-definition CCD camera, and the high-definition CCD camera is used for shooting image information of the FPC product to check the circuit condition on the FPC product;

wherein, the FPC product is sent into the camera below and is swept the inspection in-process, when having foreign matter such as dust on the FPC product, will cause AOI check out test set's detection precision to descend, has the possibility of false retrieval to need clear up FPC product surface, send the inspection once more, cause the reduction of detection work efficiency, consequently there is certain improvement part.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an AOI check out test set can improve detection work efficiency to a certain extent.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an AOI check out test set, includes the frame and slides the workstation that sets up in the frame, the workstation is used for adsorbing fixed FPC board, be provided with in the frame and be used for ordering about the gliding drive division of workstation, the frame is provided with high definition CCD camera in the top of workstation, be provided with the adhesion dust subassembly in the frame, the adhesion dust subassembly is including setting up the support arm in the both sides of workstation, installing the back shaft on the support arm and cup jointing the adhesion dust roller outside the back shaft, the outer roll surface of adhesion dust roller be used for with the workstation on FPC board contact.

Through the technical scheme, to wait to detect the FPC board and place on the workstation, the workstation removes the FPC board and sweeps the work of examining to high definition CCD camera below, wherein, in the workstation removes the in-process, the outer roll surface of binder roller can with FPC board surface contact, and then the binder roller carries out the adhesion with the dust on FPC board surface, and the dust on corresponding adhesion workstation surface, avoid the dust to raise once more and fall on the FPC board, therefore, when high definition CCD camera acquires FPC board image, make the image clearer, complete, improve this AOI check out test set's detection precision, and reduce the possibility of false retrieval, thereby avoid the drawback of FPC board round trip to send the inspection in certain success, improve the work efficiency that FPC board detected.

Preferably, the support arm includes fixed arm and swing arm, the fixed arm is fixed in the frame, the swing arm passes through the axis of rotation and rotates and install on the fixed arm, the back shaft is connected on the swing arm, be provided with on the fixed arm and be used for controlling the axis of rotation and rotate the swing portion in order to control swing arm luffing motion.

Through above-mentioned technical scheme, the swing portion is used for controlling the swing arm luffing motion to adjust the clearance of contradicting between dust sticking roller and the workstation, when adapting to different thickness FPC board demands, guaranteed the conflict dynamics between dust sticking roller and the FPC board, improve the adhesion effect of dust sticking roller to the FPC board.

Preferably, the swing portion includes a worm wheel coaxially fixed on the rotation shaft, and a worm rotatably mounted on the fixing arm for meshing with the worm wheel.

Through above-mentioned technical scheme, the worm gear has the characteristics of auto-lock under the effect of specific thread pitch, and the worm can order about the worm wheel promptly and rotate, and the worm wheel can't order about the worm and rotate, and then guarantees that the swing arm can not receive the force and the phenomenon that becomes flexible appears.

Preferably, a turning knob is mounted at the end of the worm.

Through above-mentioned technical scheme, rotate the knob and provide the extra stress point of worm, make things convenient for the staff to drive the worm and rotate.

Preferably, two ends of the supporting shaft are inserted into the swing arm and locked by bolts.

Through above-mentioned technical scheme, the bolt is fixed the back shaft of pegging graft on the swing arm, makes things convenient for ann of back shaft to tear open.

Preferably, the dust adhering roller comprises a roller which is rotatably sleeved outside the supporting shaft and a plurality of layers of dust adhering paper which is coated outside the roller, the bonding surface of the dust adhering paper is arranged outwards, and an easily-torn stamping line is formed on the dust adhering paper.

Through the technical scheme, the roller is sleeved outside the supporting shaft and can rotate outside the supporting shaft, the bonding surface of the sticky paper faces outwards and is used for being in contact with the workbench and the FPC board on the workbench in a laminating mode, dust on the workbench and the FPC board is adsorbed, when the dust adhesion amount on the first layer of the sticky paper reaches a saturation state, a worker can tear off the first layer of the sticky paper through the easily-torn stamping line, and the sticky roller has the advantages of being simple in structure and high in replacement efficiency.

Preferably, an air suction cavity is formed in the workbench, a plurality of air suction holes are formed in the surface of the workbench and communicated with the air suction holes, a plurality of air suction hoses communicated with the air suction cavity are arranged on the lower surface of the workbench and connected to the air suction pump.

Through above-mentioned technical scheme, the aspiration pump is used for extracting the air of breathing in the intracavity, and then makes the suction hole produce the negative pressure to adsorb the purpose on workstation surface with the FPC board, make the workstation have the purpose of adsorbing and fixing the FPC board on the one hand, on the other hand the aspiration pump can absorb the dust on some workstation surfaces, reaches the purpose that reduces the dust and raise, cooperates the dust roller with the dust that reduces the workstation surface.

To sum up, the utility model discloses a beneficial technological effect does:

the outer roll surface of the sticky roller can be in surface contact with the FPC, and then the sticky roller adheres to the dust on the surface of the FPC, and when the high-definition CCD camera acquires an image of the FPC, the image is clearer and more complete, the detection precision of the AOI detection equipment is improved, the possibility of false detection is reduced, the defect that the FPC is sent back and forth to be detected is avoided at certain success, and the working efficiency of detection of the FPC is improved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment;

FIG. 2 is a sectional view of the embodiment;

FIG. 3 is a schematic structural diagram of a dust-binding assembly in the embodiment.

Reference numerals: 1. a frame; 2. a work table; 3. a drive section; 4. a telescopic hinge; 5. a housing; 6. a cross beam; 7. A movable seat; 8. a high-definition CCD camera; 9. an air suction cavity; 10. a suction hole; 11. a suction hose; 12. an air pump; 13. A dust-binding component; 131. a support arm; 1311. a fixed arm; 1312. a swing arm; 132. a support shaft; 133. a dust-sticking roller; 1331. a roller; 1332. dust-binding paper; 1333. easily tearing and punching the line; 134. a swing portion; 1341. a worm gear; 1342. a worm; 1343. the knob is turned.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, an AOI inspection apparatus includes a frame 1, and a table 2 slidably disposed on the frame 1, wherein a working slot is disposed in the frame 1, and the table 2 is disposed in the working slot of the frame 1 and is slidable in the working slot. Workstation 2 is used for adsorbing fixed FPC board, is provided with in the frame 1 to be used for ordering about the gliding drive division 3 of workstation 2. The both sides of workstation 2 set up flexible hinge 4, and flexible hinge 4 is connected respectively on the side of workstation 2 and the cell wall of working groove, and flexible hinge 4 is used for sealing the clearance between workstation 2 and the working groove.

Specifically, be formed with operation area and detection zone in the frame 1, drive division 3 is arranged in ordering about workstation 2 in the operation area to the detection zone, frame 1 is provided with housing 5 in the detection zone, frame 1 is provided with crossbeam 6 in housing 5, it is provided with removal seat 7 to slide on the crossbeam 6, be provided with high definition CCD camera 8 on the removal seat 7, high definition CCD camera 8 is located workstation 2's top, high definition CCD camera 8 is arranged in shooting the image information who enters into the FPC board in the detection zone.

It is worth to say that, drive portion 3 includes driving motor, hold-in range, synchronous pulley, and synchronous pulley installs respectively in frame 1 in operation zone and detection zone, and the hold-in range covers in order to form the closed loop belt body on synchronous pulley, and the hold-in range is connected on workstation 2, and driving motor's output shaft is connected and is driven synchronous pulley rotation on one of them synchronous pulley to realize that workstation 2 makes a round trip to slide in frame 1's operation zone and detection zone.

Be provided with on crossbeam 6 and be used for ordering about the gliding removal portion of removal seat 7, remove the portion and include step motor, hold-in range and synchronous pulley, synchronous pulley rotates and installs the both sides at crossbeam 6, and the hold-in range cladding is on synchronous pulley, and the hold-in range is connected on removing seat 7, and step motor is used for ordering about synchronous pulley and rotates, removes the portion and is used for driving and removes seat 7 and slide on crossbeam 6.

The flexible printed circuit board comprises a workbench 2, and is characterized in that an air suction cavity 9 is formed in the workbench 2, a plurality of air suction holes 10 are formed in the surface of the workbench 2, the air suction cavity 9 is communicated with the air suction holes 10, a plurality of air suction hoses 11 communicated with the air suction cavity 9 are arranged on the lower surface of the workbench 2, the air suction hoses 11 are connected to an air suction pump 12 after being collected, the air suction pump 12 is started to suck air in the air suction cavity 9, and the air suction holes 10 generate negative pressure so that an FPC board can be adsorbed on the surface of the.

Referring to fig. 1 and 3, a dust adhering assembly 13 is disposed on the frame 1, the dust adhering assembly 13 includes support arms 131 disposed on two sides of the worktable 2, a support shaft 132 mounted on the support arms 131, and a dust adhering roller 133 sleeved outside the support shaft 132, and an outer roller surface of the dust adhering roller 133 is used for contacting with an FPC board on the worktable 2.

The dust-binding roller 133 comprises a roller 1331 rotatably sleeved outside the supporting shaft 132 and a plurality of layers of dust-binding paper 1332 coated outside the roller 1331, wherein the adhesive surface of the dust-binding paper 1332 faces outwards, and an easily torn stamping line 1333 is formed on the dust-binding paper 1332.

The outer roll surface of dust sticking roller 133 can with FPC board surface contact, and then dust sticking roller 133 carries out the adhesion with the dust on FPC board surface, the dust on the corresponding 2 surperficial adhesion workstations of dust sticking roller 133, avoid the dust to raise once more and fall on the FPC board, therefore, high definition CCD camera 8 is when acquireing FPC board image, make the image clearer, it is complete, improve this AOI check out test set's detection precision, and reduce the possibility of false retrieval, thereby avoid the drawback of FPC board round trip censorship in certain success, the work efficiency that the FPC board detected is improved.

The supporting arm 131 includes a fixing arm 1311 and a swing arm 1312, the fixing arm 1311 is fixed to the frame 1, the swing arm 1312 is rotatably mounted on the fixing arm 1311 through a rotating shaft, the supporting shaft 132 is connected to the swing arm 1312, specifically, a plugging hole is formed in the swing arm 1312, and an end of the supporting shaft 132 is plugged into the plugging hole of the swing arm 1312 and is locked by a bolt.

It should be noted that the fixed arm 1311 is provided with a swinging portion 134 for controlling the rotation of the rotating shaft to control the swinging arm 1312 to swing up and down, and the swinging portion 134 includes a worm wheel 1341 coaxially fixed on the rotating shaft and a worm 1342 rotatably mounted on the fixed arm 1311 for meshing with the worm wheel 1341. Wherein, a rotation knob 1343 is installed at the end of the worm 1342.

From this, swing portion 134 is used for controlling swing arm 1312 luffing motion to adjust the clearance of contradicting between dust-binding roller 133 and workstation 2, in order to adapt to different thickness FPC board demands, guaranteed the dynamics of contradicting between dust-binding roller 133 and the FPC board, when the dust adhesion volume on first layer dust-binding paper 1332 reaches the saturated condition, when the staff makes dust-binding roller 133's diameter reduce after tearing first layer dust-binding paper 1332 through easily tearing press line 1333, adjust the upper and lower height of dust-binding roller 133 through swing portion 134, thereby improve the adhesion effect of dust-binding roller 133 to the FPC board.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an AOI check out test set, includes frame (1) and slides workstation (2) of setting in frame (1), workstation (2) are used for adsorbing fixed FPC board, be provided with in frame (1) and be used for ordering about workstation (2) gliding drive division (3), frame (1) is provided with high definition CCD camera (8) in the top of workstation (2), its characterized in that, be provided with on frame (1) and glue dirt subassembly (13), glue dirt subassembly (13) including setting up support arm (131) in the both sides of workstation (2), install back shaft (132) on support arm (131) and cup joint dust roller (133) outside back shaft (132), the outer roll surface of dust roller (133) is used for contacting with the FPC board on workstation (2).

2. An AOI detection device according to claim 1, wherein the supporting arm (131) comprises a fixed arm (1311) and a swing arm (1312), the fixed arm (1311) is fixed on the frame (1), the swing arm (1312) is rotatably mounted on the fixed arm (1311) through a rotating shaft, the supporting shaft (132) is connected to the swing arm (1312), and the fixed arm (1311) is provided with a swing part (134) for controlling the rotating shaft to rotate so as to control the swing arm (1312) to swing up and down.

3. An AOI detection device according to claim 2, characterized in that the swinging part (134) comprises a worm wheel (1341) coaxially fixed on the rotation shaft, and a worm (1342) rotatably mounted on the fixing arm (1311) for meshing with the worm wheel (1341).

4. An AOI inspection apparatus according to claim 3 wherein the end of the worm (1342) is fitted with a turning knob (1343).

5. An AOI inspection apparatus as claimed in claim 2, wherein the support shaft (132) is bolted at both ends to the swing arm (1312) and locked thereto.

6. The AOI detection device according to claim 1, wherein the dust-sticking roller (133) comprises a roller (1331) rotatably sleeved outside the support shaft (132) and a plurality of layers of dust-sticking paper (1332) coated outside the roller (1331), the adhesive surface of the dust-sticking paper (1332) faces outwards, and an easily-torn punch line (1333) is formed on the dust-sticking paper (1332).

7. An AOI detection device according to claim 1, characterized in that a suction cavity (9) is arranged in the worktable (2), a plurality of suction holes (10) are arranged on the surface of the worktable (2), the suction cavity (9) is communicated with the suction holes (10), a plurality of suction hoses (11) communicated with the suction cavity (9) are arranged on the lower surface of the worktable (2), and the suction hoses (11) are connected to a suction pump (12).