CN203299135U - Circuit board detection device - Google Patents

Circuit board detection device Download PDF

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Publication number
CN203299135U
CN203299135U CN2013203477973U CN201320347797U CN203299135U CN 203299135 U CN203299135 U CN 203299135U CN 2013203477973 U CN2013203477973 U CN 2013203477973U CN 201320347797 U CN201320347797 U CN 201320347797U CN 203299135 U CN203299135 U CN 203299135U
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China
Prior art keywords
circuit board
laser scanner
dimensional laser
detection
frame
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CN2013203477973U
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Chinese (zh)
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章斌
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章斌
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Priority to CN2013203477973U priority Critical patent/CN203299135U/en
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Abstract

The utility model relates to a circuit board detection device. The circuit board detection device comprises a three-dimensional laser scanner, wherein the three-dimensional laser scanner is vertically mounted above a circuit board, can move along the direction of the circuit board and is connected with a computer through an RS485 cable. According to the circuit board detection device, the relative positions of the three-dimensional laser scanner and the circuit board can be automatically regulated according to different types of the circuit boards, and the circuit board detection device is suitable for the detection of multiple circuit boards; and the laser is taken as a light source of the three-dimensional laser scanner, the chromatic aberration is avoided, the circuit board is uniformly illuminated, and the definition of the surface of the circuit board in a photographed photo is high, and the detection precision of the surface defect of the circuit board is improved.

Description

A kind of circuit board detection device
Technical field
The utility model relates to a kind of circuit board detection device.
Background technology
Existing circuit board surface defect detecting device, be installed on production line,, although detection efficiency is higher, can not accurately detect for various types of circuit boards, and versatility is poor; Simultaneously, such pick-up unit is generally thrown light on to circuit board by light source and passes through CCD or cmos camera and take the photo of circuit board, deviation due to the irradiating angle of light source, generally can not arrive the monoblock circuit board by uniform irradiation, simultaneously because light source has certain colour cast, photo and the normal circuit plate photo taken carry out when computing machine is compared having error, so its accuracy of detection has much room for improvement.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of circuit board detection device, can adapt to the surface defects detection of all kinds circuit board.
In order to solve the problems of the technologies described above, the utility model provides a kind of circuit board detection device, and it comprises: three-dimensional laser scanner, and this three-dimensional laser scanner at right angle setting is in the worktable top; Three-dimensional laser scanner is connected with computing machine by the RS485 cable; The top of frame is provided with guide rail, and three-dimensional laser scanner is snug fit on guide rail, and frame is provided with the first stepper motor, and this first stepper motor is controlled the position of described three-dimensional laser scanner on guide rail by travelling belt; Described frame inside is provided with chute, and two wood side-guides and this chute of I-shaped support are slidably matched, and the worktable level is located on I-shaped support, and the right side slide rail end face of I-shaped support is provided with tooth bar; Frame is provided with the second stepper motor, and the end of its rotor is provided with pinion wheel, this pinion wheel and the engagement of described tooth bar; The camera lens periphery of three-dimensional laser scanner is provided with light source; This light source is annular, equally distributed a plurality of LED.
With respect to prior art, the technique effect that the utlity model has is: circuit board detection device can be adjusted the relative position of three-dimensional laser scanner and circuit board automatically according to dissimilar circuit board, is applicable to the detection of multiple circuit board.
Description of drawings
In order to clearly demonstrate innovative principle of the present utility model and than the technical advantage of existing product, below by means of accompanying drawing possible embodiment of limiting examples explanation by the described principle of application.In the drawings:
Fig. 1 is the front view (FV) of circuit board detection device of the present utility model;
Fig. 2 is the A-A sectional view of described circuit board detection device.
Embodiment
As Fig. 1, the circuit board detection device of the present embodiment comprises: frame 1, support 2, worktable 3, circuit board 4, guide rail 5, three-dimensional laser scanner 6, travelling belt 8, the first stepper motors 7, the second stepper motor 9, image pick-up card 10, motor driver 11, RS485 cable 12, computing machine 13, pinion wheel 14, tooth bar 15.
Frame 1 top is provided with guide rail 5, and three-dimensional laser scanner 6 is snug fit on guide rail 5, and frame 1 is provided with the first stepper motor 7, and this first stepper motor 7 is controlled the position of described three-dimensional laser scanner 6 on guide rail 5 by travelling belt 8; Described frame 1 inside is provided with chute, two wood side-guides and this chute of I-shaped support 2 are slidably matched, on I-shaped support 2, level is provided with worktable 3, circuit board 4 is placed on worktable 3, make three-dimensional laser scanner 6 and circuit board 4 perpendicular, the right side slide rail end face of I-shaped support 2 is provided with tooth bar 15; Frame 1 is provided with the second stepper motor 9, and the end of its rotor is provided with pinion wheel 14, this pinion wheel 14 and described tooth bar 15 engagements.
Described three-dimensional laser scanner 6 is connected with image pick-up card 10 by RS485 cable 12, and capture card 10 is connected with computing machine 13 by the RS485 cable; Described the first stepper motor 7 is connected with motor driver 11 by the RS485 cable with the second stepper motor 9, and this motor driver 11 is connected with computing machine 13 by RS485 cable 12.
According to default program, computing machine 13 is controlled the first stepper motor 7 work by motor driver 11, makes travelling belt 8 rotations, drives three-dimensional laser scanner 6 and moves left and right along worktable 3; Computing machine 13 is controlled the second stepper motor 9 work by motor driver 11, makes pinion wheel 14 rotate, and drives worktable and moves forward and backward along worktable; , according to dissimilar circuit board, make the circuit board of placing on three-dimensional laser scanner 6 Alignment stages 3; Simultaneous computer 13 is controlled three-dimensional laser scanner 6 by image pick-up card 10 and is taken the 3-d photographs of circuit board surface, and take a picture and the photo of zero defect circuit board are compared, and whether the circuit board of judging on worktable 3 has surface imperfection.

Claims (1)

1. a circuit board detection device, comprise three-dimensional laser scanner (6), it is characterized in that: three-dimensional laser scanner (6) at right angle setting is in worktable (3) top; Three-dimensional laser scanner (6) is connected with computing machine (13) by the RS485 cable;
The top of frame (1) is provided with guide rail (5), three-dimensional laser scanner (6) is snug fit on guide rail (5), frame (1) is provided with the first stepper motor (7), and this first stepper motor (7) is controlled the position of described three-dimensional laser scanner (6) on guide rail (5) by travelling belt (8);
Described frame (1) inside is provided with chute, two wood side-guides and this chute of I-shaped support (2) are slidably matched, worktable (3) level is located on I-shaped support (2), and the right side slide rail end face of I-shaped support (2) is provided with tooth bar (15); Frame (1) is provided with the second stepper motor (9), and the end of its rotor is provided with pinion wheel (14), this pinion wheel (14) and described tooth bar (15) engagement;
The camera lens periphery of three-dimensional laser scanner (6) is provided with light source; This light source is annular, equally distributed a plurality of LED.
CN2013203477973U 2013-06-14 2013-06-14 Circuit board detection device Active CN203299135U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013203477973U CN203299135U (en) 2013-06-14 2013-06-14 Circuit board detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013203477973U CN203299135U (en) 2013-06-14 2013-06-14 Circuit board detection device

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201320816799.2U Division CN203630051U (en) 2013-06-14 2013-06-14 Circuit board detection device

Publications (1)

Publication Number Publication Date
CN203299135U true CN203299135U (en) 2013-11-20

Family

ID=49575140

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013203477973U Active CN203299135U (en) 2013-06-14 2013-06-14 Circuit board detection device

Country Status (1)

Country Link
CN (1) CN203299135U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105513992A (en) * 2015-12-14 2016-04-20 重庆远创光电科技有限公司 Chip carrying apparatus for chip visual detection
CN105514008A (en) * 2015-12-14 2016-04-20 重庆远创光电科技有限公司 Chip carrying apparatus with light source
CN105514009A (en) * 2015-12-14 2016-04-20 重庆远创光电科技有限公司 Chip carrying apparatus for chip visual detection
CN107688105A (en) * 2017-08-14 2018-02-13 杜俊慧 A kind of height-adjustable test device of surface-mounted integrated circuit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105513992A (en) * 2015-12-14 2016-04-20 重庆远创光电科技有限公司 Chip carrying apparatus for chip visual detection
CN105514008A (en) * 2015-12-14 2016-04-20 重庆远创光电科技有限公司 Chip carrying apparatus with light source
CN105514009A (en) * 2015-12-14 2016-04-20 重庆远创光电科技有限公司 Chip carrying apparatus for chip visual detection
CN107688105A (en) * 2017-08-14 2018-02-13 杜俊慧 A kind of height-adjustable test device of surface-mounted integrated circuit

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