CN115901620A

CN115901620A - Multi-branch CCD (charge coupled device) judgment device and method

Info

Publication number: CN115901620A
Application number: CN202211318944.4A
Authority: CN
Inventors: 李胜利
Original assignee: China Resources Electronic Co ltd
Current assignee: China Resources Electronic Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-04-04

Abstract

The invention discloses a multi-branch CCD (charge coupled device) judging device which comprises a base, a mechanical arm, a conveying belt and a discharging mechanism, wherein the mechanical arm, the conveying belt and the discharging mechanism are fixedly connected with the top of the base; the judgment method comprises the following steps: step 1: the robot clamps the product from the tooling plate and puts the product into an inspection jig; step 2: the mobile platform carries the product to take a picture of the front side of the product, the turnover mechanism turns the reverse side of the product upwards, and the mobile platform carries the product to take a picture of the reverse side of the product; and step 3: the turnover mechanism turns the product right side up, and the robot takes out the finished product and puts the product to be tested. According to the invention, through the cooperation of the automatic control module and the manipulator and the jig, after a plurality of positions of the product are automatically and rapidly photographed, a single branch picture is analyzed and then the overall analysis result is collected, so that the inspection and judgment of the product appearance are realized, and the detection efficiency is improved.

Description

Multi-branch CCD (charge coupled device) judgment device and method

Technical Field

The invention relates to the technical field of PCB detection equipment, in particular to a multi-branch CCD judgment device and a multi-branch CCD judgment method.

Background

The CCD camera is an ideal CCD camera element in a security system, where the image generation is mainly from the CCD camera, the CCD is a charge coupled device for short, which can convert light into charges and store and transfer the charges, and can also take out the stored charges to change the voltage.

A PCB, i.e., a printed wiring board, abbreviated as a printed board, is one of important components in the electronic industry. Almost every kind of electronic equipment, as small as electronic watches, calculators, as large as computers, communication electronics, military weaponry systems, has electronic components such as integrated circuits, and printed boards are used to electrically interconnect the various components. The printed circuit board consists of an insulating bottom plate, a connecting lead and a welding disc for assembling and welding electronic elements, and has double functions of a conductive circuit and the insulating bottom plate. The circuit can replace complex wiring to realize electrical connection among elements in the circuit, thereby simplifying the assembly and welding work of electronic products, reducing the wiring workload in the traditional mode and greatly lightening the labor intensity of workers; and the volume of the whole machine is reduced, the product cost is reduced, and the quality and the reliability of the electronic equipment are improved.

But present CCD decision maker for PCB production is simpler, and the device can't be automatic quick to PCB detect of shooing to influence the result of use of device.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to solve the problems that a CCD judgment device for PCB production is simple and cannot automatically and quickly carry out photographing detection on a PCB in the prior art, and provides a multi-branch CCD judgment device and a method.

2. Technical scheme

In order to achieve the purpose, the invention adopts the following technical scheme:

a multi-branch CCD judgment device comprises a base, a mechanical arm, a conveying belt and a discharging mechanism, wherein the mechanical arm, the conveying belt and the discharging mechanism are fixedly connected with the top of the base;

a first motor is fixedly connected to one side of the fixed plate, a second motor is fixedly connected to the output end of the first motor, a clamping hand is fixedly connected to the output end of the second motor, a mounting plate is fixedly connected to the top of the base, a placing plate corresponding to the clamping hand is arranged at the top of the mounting plate, a plurality of sliding blocks are fixedly connected to the bottom of the placing plate, sliding grooves corresponding to the sliding blocks are arranged at the top of the mounting plate, sliding rods are fixedly connected to the inside of the sliding grooves, and sliding openings corresponding to the sliding rods are formed in the sliding blocks;

the top of the mounting plate is fixedly connected with a fixing block, the fixing block is connected with a sliding block through a telescopic cylinder, one end, away from a clamping hand, of the mounting plate is fixedly connected with the mounting block, a cavity is formed in the mounting block, a screw rod is connected with the cavity in a rotating mode, a first gear is fixedly sleeved on the screw rod, a second gear meshed with the first gear is arranged in the cavity, the second gear is rotatably connected with the inner wall of the cavity through a rotating rod, and one end of the rotating rod penetrates through the inner wall of the cavity and is fixedly connected with a knob;

the top of the screw rod penetrates through the inner wall of the cavity and is in threaded sleeve connection with a threaded sleeve, the top of the threaded sleeve is fixedly connected with a supporting plate, the bottom of the supporting plate is fixedly connected with a CCD camera, and the mounting block is connected with the bottom of the supporting plate through a telescopic rod.

Preferably, a plurality of rubber pads are fixedly connected to the inner wall of the clamping hand.

Preferably, a plurality of steel balls are connected in the sliding opening in a sliding mode, and the edges of the steel balls are in contact with the sliding rod.

Preferably, the bottom of the mounting block is fixedly connected with a locking block, and the locking block is fixedly connected with the top of the mounting plate through a locking screw.

Preferably, the outer wall of the mounting block is fixedly connected with a clamping block, a clamping rod is slidably inserted into the clamping block, and a plurality of clamping grooves corresponding to the clamping rod are arranged on the knob in an encircling manner.

Preferably, a clamping sleeve is fixedly sleeved at one end, close to the knob, of the clamping rod, a pull rod is fixedly connected at one end, far away from the clamping sleeve, of the clamping rod, a spring is sleeved on the clamping rod, and two ends of the spring are fixedly connected with the clamping sleeve and the clamping block respectively.

Preferably, one end of the screw rod, which is positioned in the threaded sleeve, is fixedly connected with a limiting block.

Preferably, the outer wall of the second motor is fixedly connected with a guide rod, one end of the guide rod is fixedly connected with a stop block, and the fixing plate is provided with an annular slide rail corresponding to the stop block.

The invention also provides a judging method of the multi-branch CCD judging device, which comprises the following steps:

step 1: firstly, placing a product to be detected on a conveying belt on a clamping hand through a manipulator;

and 2, step: then, the product is moved to the top of the placing plate by a clamping hand, then the CCD camera performs photographing detection on the product, then a second motor is started to drive the clamping hand to turn over, and then the back of the product is detected by the CCD camera;

and step 3: and the detected product is put back to the conveying belt through a clamping hand, and then the product is put into a detection table through a manipulator for next detection.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) According to the invention, through the cooperation of the automatic control module and the manipulator and the jig, after a plurality of positions of the product are automatically and rapidly photographed, a single branch picture is analyzed first, and then the overall analysis result is collected, so that the inspection and judgment of the product appearance are realized, and the detection efficiency is improved.

(2) According to the invention, the rotary knob is rotated to drive the rotary rod to rotate, the screw rod is driven to rotate through the meshing action between the first gear and the second gear, the supporting plate is driven to move up and down through the threaded sleeve, the height of the CCD camera is adjusted, and meanwhile, the rotary knob can be conveniently fixed through the arrangement of the clamping rod.

(3) According to the invention, through the arrangement of the sliding block and the sliding rod, the placing plate can be prevented from shaking, meanwhile, the friction force between the sliding block and the sliding rod can be reduced through the steel balls, and meanwhile, the second motor can be prevented from shaking through the arrangement of the guide rod and the limiting block.

Drawings

Fig. 1 is a schematic structural diagram of a multi-branch CCD decision device according to the present invention;

FIG. 2 is a schematic side view of a multi-branch CCD determining device mounting plate according to the present invention;

fig. 3 is a schematic top view of a fixing plate of a multi-branch CCD determination device according to the present invention;

fig. 4 is a schematic structural diagram of a in fig. 2.

In the figure: the device comprises a base, a manipulator, a conveyor belt, a 4 discharging mechanism, a 5 testing module, a 6 detecting platform, a 7 fixing plate, a 8 first motor, a 9 second motor, a 10 clamping hand, a 11 mounting plate, a 12 placing plate, a 13 sliding block, a 14 sliding rod, a 15 fixing block, a 16 telescopic cylinder, a 17 mounting block, an 18 cavity, a 19 screw rod, a 20 first gear, a 21 second gear, a 22 rotating rod, a 23 knob, a 24 thread sleeve, a 25 supporting plate, a 26CCD camera, a 27 rubber pad, a 28 steel ball, a 29 locking block, a 30 locking screw, a 31 clamping block, a 32 clamping rod, a 33 clamping sleeve, a 34 pull rod, a 35 spring, a 36 limiting block, a 37 guide rod, a 38 stopping block and a 39 telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1:

referring to fig. 1-4, a multi-branch CCD determination device comprises a base 1, a manipulator 2, a conveyer belt 3 and a discharging mechanism 4, wherein the manipulator 2, the conveyer belt 3 and the discharging mechanism 4 are all fixedly connected with the top of the base 1, one end of the base 1 close to the discharging mechanism 4 is fixedly connected with a test module 5 for performing electrical test and load test on a PCB, one end of the base 1 far away from the test module 5 is fixedly connected with a detection table 6, and one end of the base 1 close to the detection table 6 is fixedly connected with a fixing plate 7 for supporting a first motor 8;

according to the invention, one side of a fixing plate 7 is fixedly connected with a first motor 8 for driving a second motor 9 to rotate, the output end of the first motor 8 is fixedly connected with the second motor 9, the outer wall of the second motor 9 is fixedly connected with a guide rod 37, one end of the guide rod 37 is fixedly connected with a stop block 38, the fixing plate 7 is provided with an annular slide rail corresponding to the stop block 38 for supporting the second motor 9, the output end of the second motor 9 is fixedly connected with a clamping hand 10 for clamping a product to be detected, the inner wall of the clamping hand 10 is fixedly connected with a plurality of rubber pads 27 for preventing the product from falling off, the top of a base 1 is fixedly connected with an installation plate 11, and the top of the installation plate 11 is provided with a placing plate 12 corresponding to the clamping hand 10 for placing the product to be detected;

in the invention, the bottom of a placing plate 12 is fixedly connected with a plurality of sliding blocks 13, the top of a mounting plate 11 is provided with a sliding chute corresponding to the sliding blocks 13, a sliding rod 14 is fixedly connected in the sliding chute and used for supporting the sliding blocks 13, the sliding blocks 13 are provided with sliding openings corresponding to the sliding rods 14, a plurality of steel balls 28 are connected in the sliding openings in a sliding manner, the edges of the steel balls 28 are in contact with the sliding rods 14, and the friction force between the sliding blocks 13 and the sliding rods 14 is reduced;

according to the invention, the top of the mounting plate 11 is fixedly connected with a fixed block 15, the fixed block 15 is connected with a sliding block 13 through a telescopic cylinder 16 and is used for driving the sliding block 13 to slide, one end of the mounting plate 11, far away from a clamping hand 10, is fixedly connected with a mounting block 17, the bottom of the mounting block 17 is fixedly connected with a locking block 29, the locking block 29 is fixedly connected with the top of the mounting plate 11 through a locking screw 30, the mounting block 17 is convenient to fixedly disassemble, a cavity 18 is arranged in the mounting block 17, and a screw rod 19 is rotatably connected in the cavity 18;

in the invention, a first gear 20 is fixedly sleeved on a screw rod 19, a second gear 21 meshed with the first gear 20 is arranged in a cavity 18 and is used for driving the first gear 20 to rotate, the second gear 21 is rotatably connected with the inner wall of the cavity 18 through a rotating rod 22, and one end of the rotating rod 22 penetrates through the inner wall of the cavity 18 and is fixedly connected with a knob 23 for driving the rotating rod 22 to rotate;

according to the invention, a clamping block 31 is fixedly connected to the outer wall of the mounting block 17, a clamping rod 32 is slidably inserted into the clamping block 31, a plurality of clamping grooves corresponding to the clamping rod 32 are formed in the knob 23 in a surrounding mode and used for fixing the knob 23, a clamping sleeve 33 is fixedly sleeved at one end, close to the knob 23, of the clamping rod 32, a pull rod 34 is fixedly connected to one end, far away from the clamping sleeve 33, of the clamping rod 32, a spring 35 is sleeved on the clamping rod 32, two ends of the spring 35 are respectively fixedly connected with the clamping sleeve 33 and the clamping block 31, and a certain elastic support is provided for the clamping rod 32;

in the invention, the top of the screw rod 19 penetrates through the inner wall of the cavity 18 and is sleeved with the threaded sleeve 24 in a threaded manner, one end of the screw rod 19, which is positioned in the threaded sleeve 24, is fixedly connected with the limiting block 36 to prevent the screw rod 19 from falling off from the threaded sleeve 24, the top of the threaded sleeve 24 is fixedly connected with the supporting plate 25, the bottom of the supporting plate 25 is fixedly connected with the CCD camera 26, and the mounting block 17 is connected with the bottom of the supporting plate 25 through the telescopic rod 39 to prevent the supporting plate 25 from shaking.

The invention discloses a judging method of a multi-branch CCD judging device, which comprises the following steps:

step 1: firstly, placing a product to be detected on a conveying belt 3 on a clamping hand 10 through a manipulator 2;

step 2: then the clamping hand 10 moves the product to the top of the placing plate 12, then the CCD camera 26 performs photographing detection on the product, then the second motor 9 is started to drive the clamping hand 10 to turn over, and then the CCD camera 26 detects the back of the product;

and 3, step 3: the detected product is put back to the conveyer belt 3 through the clamping hand 10, and then the product is put into the detection table 6 through the manipulator 2 for the next detection.

According to the invention, through the arrangement of the automatic control module, the manipulator and other structures, the judgment device can automatically and rapidly carry out photographing detection on the PCB, so that the use effect of the judgment device is effectively improved.

According to the invention, through the cooperation of the automatic control module and the manipulator and the jig, after a plurality of positions of the product are automatically and rapidly photographed, a single branch picture is analyzed first, and then the overall analysis result is collected, so that the inspection and judgment of the product appearance are realized, and the detection efficiency is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A multi-branch CCD judging device comprises a base (1), a mechanical arm (2), a conveying belt (3) and a discharging mechanism (4), and is characterized in that the mechanical arm (2), the conveying belt (3) and the discharging mechanism (4) are all fixedly connected with the top of the base (1), one end, close to the discharging mechanism (4), of the base (1) is fixedly connected with a testing module (5), one end, far away from the testing module (5), of the base (1) is fixedly connected with a detecting table (6), and one end, close to the detecting table (6), of the base (1) is fixedly connected with a fixing plate (7);

a first motor (8) is fixedly connected to one side of the fixing plate (7), a second motor (9) is fixedly connected to the output end of the first motor (8), a clamping hand (10) is fixedly connected to the output end of the second motor (9), a mounting plate (11) is fixedly connected to the top of the base (1), a placing plate (12) corresponding to the clamping hand (10) is arranged at the top of the mounting plate (11), a plurality of sliding blocks (13) are fixedly connected to the bottom of the placing plate (12), a sliding groove corresponding to the sliding block (13) is arranged at the top of the mounting plate (11), a sliding rod (14) is fixedly connected in the sliding groove, and a sliding opening corresponding to the sliding rod (14) is formed in the sliding block (13);

the top of the mounting plate (11) is fixedly connected with a fixing block (15), the fixing block (15) is connected with a sliding block (13) through a telescopic cylinder (16), one end, far away from a clamping hand (10), of the mounting plate (11) is fixedly connected with the mounting block (17), a cavity (18) is arranged in the mounting block (17), a screw rod (19) is connected in the cavity (18) in a rotating mode, a first gear (20) is fixedly connected onto the screw rod (19) in a sleeved mode, a second gear (21) meshed with the first gear (20) is arranged in the cavity (18), the second gear (21) is rotatably connected with the inner wall of the cavity (18) through a rotating rod (22), and one end of the rotating rod (22) penetrates through the inner wall of the cavity (18) and is fixedly connected with a knob (23);

the top of screw rod (19) runs through the inner wall of cavity (18) and threaded sleeve (24) has been cup jointed to the screw thread, the top fixedly connected with backup pad (25) of threaded sleeve (24), the bottom fixedly connected with CCD camera (26) of backup pad (25), installation piece (17) is passed through telescopic link (39) with the bottom of backup pad (25) and is connected.

2. The multi-branch CCD decision device as claimed in claim 1, characterized in that a plurality of rubber pads (27) are fixedly attached to the inner wall of the gripper (10).

3. The multi-branch CCD determination device according to claim 1, wherein a plurality of steel balls (28) are slidably connected in the sliding opening, and edges of the steel balls (28) are in contact with the sliding rod (14).

4. The multi-branch CCD identification device according to claim 1, wherein a locking block (29) is fixedly connected to the bottom of the mounting block (17), and the locking block (29) is fixedly connected with the top of the mounting plate (11) through a locking screw (30).

5. The multi-branch CCD determination device according to claim 1, wherein a fixture block (31) is fixedly connected to an outer wall of the mounting block (17), a fixture rod (32) is slidably inserted into the fixture block (31), and a plurality of slots corresponding to the fixture rod (32) are circumferentially arranged on the knob (23).

6. The multi-branch CCD determination device according to claim 5, wherein a sleeve (33) is fixedly sleeved on one end of the clamping rod (32) close to the knob (23), a pull rod (34) is fixedly connected to one end of the clamping rod (32) far from the sleeve (33), a spring (35) is sleeved on the clamping rod (32), and two ends of the spring (35) are respectively fixedly connected with the sleeve (33) and the clamping block (31).

7. The multi-branch CCD determination device according to claim 1, wherein a limit block (36) is fixedly connected to one end of the screw rod (19) located in the threaded sleeve (24).

8. The multi-branch CCD determination device according to claim 1, wherein a guide rod (37) is fixedly connected to an outer wall of the second motor (9), a stopper (38) is fixedly connected to one end of the guide rod (37), and an annular slide rail corresponding to the stopper (38) is arranged on the fixing plate (7).

9. The deciding method of the multi-arm CCD deciding apparatus according to any one of claims 1 to 8, comprising the steps of:

step 1: firstly, placing a product to be detected on a conveying belt (3) on a clamping hand (10) through a manipulator (2);

step 2: then the product is moved to the top of the placing plate (12) by the clamping hand (10), then the CCD camera (26) is used for photographing and detecting the product, then the second motor (9) is started to drive the clamping hand (10) to turn over, and then the back of the product is detected by the CCD camera (26);

and step 3: the detected product is placed back to the conveying belt (3) through the clamping hand (10), and then the product is placed into the detection table (6) through the manipulator (2) to be detected in the next step.