CN202974878U - Off-line detection system of circuit board - Google Patents
Off-line detection system of circuit board Download PDFInfo
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- CN202974878U CN202974878U CN 201220538121 CN201220538121U CN202974878U CN 202974878 U CN202974878 U CN 202974878U CN 201220538121 CN201220538121 CN 201220538121 CN 201220538121 U CN201220538121 U CN 201220538121U CN 202974878 U CN202974878 U CN 202974878U
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- circuit board
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- load plate
- guide rail
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Abstract
The utility model discloses an off-line detection system of a circuit board. The off-line detection system of the circuit board comprises two loading plates, two working areas, three lead rails, three motors and a controller, wherein the controller can control starting and rotating manners of the three motors, and can control the loading and other preparation work of the other loading plate simultaneously when controlling the circuit board in one loading plate to carry out shooting detection. The midway waiting time is shortened; alternative continuous detection of the circuit board is achieved; and the work efficiency is also improved.
Description
Technical field
The utility model relates to communication technical field, is specifically related to a kind of off-line checking system of circuit board.
Background technology
Along with the development of the communication technology and the raising of production technology, the printed circuit board line pattern that uses in surface installation technique (SMT) becomes more meticulous, the microminiaturization of SMD element and SMT assembly High Density Packaging, for guaranteeing the quality of product, automated optical detects (Automatic Optic Inspection is called for short AOI) equipment and is generally used.The high-speed, high precision visual processes technology of using AOI equipment detects various different note wrongly installed mistakes and weld defects on pcb board automatically, and the scope of pcb board can be from the thin space density board to the low-density larger size panel.At first use AOI equipment to carry out defects detection needs the slip-stick artist to make the defects detection formula, the physical location of upper each components and parts of the PCB that this formula essential record need to detect and the content that need to detect.
The detection ultimate principle of existing off-line AOI as shown in Figure 1.the circuit board that at first will need to detect is placed on the workbench of AOI, access the trace routine that needs testing product from computer system, X-Y motion positions mechanism delivers to circuit board according to the order of setting program below the camera lens of camera system, under the assistance of light source, camera lens can capture the needed image of AOI system, and then send the picture catching acquisition system to, complete image acquisition by the picture catching acquisition system, computer system is carried out analyzing and processing to the image that gathers, and result is passed to the demonstration output system, just can carry out real-time monitored and complete other corresponding control procedures image by showing output system.
After having detected current circuit board, this circuit board is taken off from workbench, the circuit board that again next one need to be detected is placed on workbench, then passes through the steps such as location, shooting, image acquisition, analysis, demonstration, the detection of the completing circuit that so circulates.
In the research and practice process to this AOI pick-up unit, inventor of the present utility model finds, detection to circuit board need to be carried out successively, must wait for that the lastblock circuit board detecting is completed and the platform of deactivating after just can reappose next piece circuit board, and then carry out the detection of second circuit board, the time that this off-line AOI mode consumes is long, very uneconomical.
Summary of the invention
The utility model embodiment provides a kind of circuit board off-line checking system, to accelerating the detection speed to circuit board, raises the efficiency.
The utility model embodiment provides a kind of circuit board off-line checking system, comprising: camera arrangement, for the image of acquisition cuicuit plate;
The first load plate and the second load plate are used for the loading circuit plate;
Horizontal motor is used for driving the motion of described camera arrangement on horizontal guide rail;
The first motor vertical is used for driving the motion of described the first load plate on the first vertical guide rail;
The second motor vertical is used for driving the motion of described the second load plate on the second vertical guide rail;
Controller is for startup and the rotating manner of controlling described horizontal motor, the first motor vertical and the second motor vertical.
Wherein, controller can be controlled the first motor vertical driving and be mounted with the first load plate of circuit board from the first default upper and lower plates regional movement to the first default perform region, control the described camera arrangement of described horizontal motor-driven and move to the top of described the first load plate, and control described camera arrangement the circuit board in described the first load plate is taken pictures;
When described camera arrangement is taken pictures to the circuit board in described the first load plate, control described the second motor vertical and drive described the second load plate and carry out the loading of circuit board in default the second upper and lower plates zone, and control described the second motor vertical and drive described the second load plate and move to default territory, secondary service area;
After described camera arrangement is taken pictures to the circuit board in described the first load plate, control the described camera arrangement of described horizontal motor-driven and move to the top of described the second load plate, and control described camera arrangement the circuit board in described the second load plate is taken pictures;
When described camera arrangement is taken pictures to the circuit board in described the second load plate, control described the first motor vertical and drive described the first load plate and move to described the first upper and lower plates zone from described the first perform region and carry out the replacing of circuit board.
therefore, the circuit board off-line checking system that the utility model embodiment provides is provided with two load plate, two perform regions, article three, guide rail, three motors and controller, controller can be controlled start-up time and the rotating manner of three motors, can be according to the start-up time and the rotating manner that detect three motors of needs control, for example can control circuit board in the first load plate when taking pictures in the first perform region, the second load plate is carried out the loading of circuit board and is moved to the territory, secondary service area, camera arrangement is taken pictures to the circuit board in the first load plate and is namely moved to the top of the first load plate after completing, circuit board in the second load plate is taken pictures, in this simultaneously, the replacing of circuit board is carried out in the first upper and lower plates zone of the first load plate motion, the so circulation loading of repeatedly carrying out circuit board detection of taking pictures, compared with prior art, the detection system that the utility model embodiment provides need not to wait a circuit board to take pictures to test and completes, just can load second circuit board, just complete when first circuit board testing and can immediately begin the test of second circuit board, effectively saved the time of middle wait.
Description of drawings
Fig. 1 is the basic principle schematic that in prior art, off-line AOI detects;
Fig. 2 is a kind of circuit board off-line checking system structural representation that the utility model embodiment provides;
Fig. 3 is the another kind of circuit board off-line checking system structural representation that the utility model embodiment provides.
Embodiment
The utility model embodiment provides a kind of circuit board off-line checking system, to accelerating the detection speed to circuit board, raises the efficiency.
In order to make those skilled in the art person understand better the utility model scheme, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the embodiment of the utility model part, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all should belong to the scope of the utility model protection.
The utility model embodiment provides a kind of circuit board off-line checking system, comprising:
Camera arrangement is for the image of acquisition cuicuit plate;
The first load plate and the second load plate are used for the loading circuit plate;
Horizontal motor is used for driving the motion of described camera arrangement on horizontal guide rail;
The first motor vertical is used for driving the motion of described the first load plate on the first vertical guide rail;
The second motor vertical is used for driving the motion of described the second load plate on the second vertical guide rail;
Controller is for startup and the rotating manner of controlling described horizontal motor, the first motor vertical and the second motor vertical.
Need to prove, horizontal guide rail and the first vertical guide rail consist of the work coordinate system T1 of the first load plate, work coordinate system T2.T1 and T2 that horizontal guide rail and the second vertical guide rail consist of the second load plate share horizontal guide rail, consist of separately independently work coordinate system.After detection system powers on, camera arrangement, the first load plate and the second load plate are got back to respectively the first default initial point, the second initial point and the 3rd initial point, return initial point complete after coordinate system T1, T2 namely set up and complete, can carry out the automated optical detection related work of (Automatic Optic Inspection is called for short AOI).
When carrying out circuit board detecting, at first controller controls the first load plate at the regional circuit board that needs detection that loads of the first upper and lower plates, and control the first load plate and move to the first perform region, horizontal motor and the first motor vertical carry out precise positioning to the circuit board in the first load plate jointly, camera arrangement is delivered to the top that circuit board in the first load plate need to detect the position, access the trace routine that needs testing product, under the assistance of special light sources, camera lens can capture the image that needs and carry out analyzing and processing;
when camera arrangement is taken pictures to the circuit board in the first load plate, controller is controlled the second load plate and is carried out the loading of circuit board in the second upper and lower plates zone, and controlling the second load plate, to move to territory, secondary service area etc. to be tested, complete after the taking pictures of the circuit board in the first load plate at camera arrangement, horizontal motor and the second motor vertical carry out precise positioning to the circuit board in the second load plate jointly, camera arrangement is delivered to the top that circuit board in the second load plate need to detect the position, and access trace routine, under the assistance of special light sources, camera lens can capture the image that needs and carry out analyzing and processing,
When the circuit board in camera arrangement loads second is taken pictures, the first load plate moves to the first upper and lower plates zone and carries out the replacing of circuit board, return and carry out the detection of taking pictures from the first upper and lower plates regional movement to the first perform region, circulation repeatedly successively.
Further, the circuit board off-line checking system that provides of the embodiment of the present invention also comprises the first origin sensor, the second origin sensor and the 3rd origin sensor;
Before described circuit board off-line checking system was started working, described the first origin sensor, the second origin sensor and the 3rd origin sensor were respectively used to make that described camera arrangement is positioned at the first default initial point, described the first load plate is positioned at the second default initial point and described the second load plate is positioned at the 3rd default initial point.
as from the foregoing, the circuit board off-line checking system that the utility model embodiment provides is provided with two load plate, two perform regions, three cover guide rails, three motors and controller, controller is used for controlling startup and the rotating manner of three motors, therefore controller can be controlled circuit board in the first load plate when taking pictures in the first perform region, controlling the second load plate carries out the loading of circuit board and moves to the territory, secondary service area, camera arrangement is taken pictures to the circuit board in the first load plate and is namely moved to the top of the second load plate after completing, circuit board in the second load plate is taken pictures, in this simultaneously, the replacing of circuit board is carried out in the first upper and lower plates zone of the first load plate motion, the so circulation loading of repeatedly carrying out circuit board detection of taking pictures, compared with prior art, the detection system that the utility model embodiment provides need not wait a circuit board take pictures the test complete, just can load second circuit board, just complete when first circuit board testing and can immediately begin the test of second circuit board, effectively saved the time of middle wait.
The utility model embodiment provides another kind of circuit board off-line checking system, and is shown in Figure 2, comprising:
Camera arrangement (not shown in Fig. 2) is for the image of acquisition cuicuit plate;
The first load plate Table A and the second load plate Table B are used for placing circuit board;
Horizontal motor M 1 is used for driving the motion of camera arrangement on horizontal guide rail L1;
The first motor vertical M2 is used for driving the first motion of load plate Table A on the first vertical guide rail L2;
The second motor vertical M3 is used for driving the second motion of load plate Table B on the second vertical guide rail L3;
Controller (not shown in Fig. 2), be connected with camera arrangement, horizontal motor M 1, the first motor vertical M2 and the motor vertical M3 of being connected, be used for controlling the first motor vertical M2 driving and be mounted with the first load plate Table A of circuit board from the first default upper and lower plates regional movement to the first default perform region; The horizontal motor M 1 of control drives the top that camera arrangement moves to the first load plate Table A, and controls camera arrangement the circuit board in the first load plate Table A is taken pictures;
When camera arrangement is taken pictures to the circuit board in the first load plate Table A, controller is controlled the second motor vertical M3 and is driven the second load plate Table B and carry out the loading of circuit board in the second default zone on and off duty, and controls the second motor vertical M3 and drive the second load plate Table B and move to default territory, secondary service area;
Complete after the taking pictures of the circuit board in the first load plate Table A at camera arrangement, the horizontal motor M 1 of controller control drives the top that camera arrangement moves to the second load plate Table B, and controls camera arrangement the circuit board in the second load plate Table B is taken pictures;
When camera arrangement was taken pictures to the circuit board in the second load plate Table B, controller was controlled the first motor vertical M2 and is driven the first load plate Table A and move to the first upper and lower plates zone from the first perform region and carry out the replacing of circuit board;
The first origin sensor X1, the second origin sensor X2 and the 3rd origin sensor X3, before the circuit board off-line checking system is started working, the first origin sensor X1 is used for making camera arrangement be positioned at the first default initial point, the second origin sensor X2 is used for making the first load plate Table A be positioned at the second default initial point, and the 3rd origin sensor X3 is used for making the second load plate Table B be positioned at the 3rd default initial point.
Wherein, above-mentioned the first initial point is positioned on horizontal guide rail, and the second initial point is positioned on the first vertical guide rail, and the 3rd initial point is positioned on the second vertical guide rail; Generally according to the drafting board area requirement, the first initial point, the second initial point and the 3rd initial point are set, the first initial point, the second initial point and the 3rd origin position can be done the short distance adjustment simultaneously;
Need to prove, the first load plate Table A in the utility model is after the regional loading circuit plate of the first upper and lower plates, the first motor vertical M2 drives the first load plate Table A and enters the first perform region, and then horizontal motor M 1 and the first motor vertical M2 detect in conjunction with beginning that the circuit board in the first load plate Table A is carried out AOI.Meanwhile, the second load plate Table B is at second circuit board of the second upper and lower plates zone loading, after loading is completed, the second motor vertical M3 drives the second load plate Table B, and to enter territory, secondary service area etc. to be detected, after circuit board detecting in the first load plate Table A was completed, horizontal motor M 1 and the second motor vertical M3 detected in conjunction with beginning that the circuit board in the second load plate Table B is carried out AOI.Meanwhile, the first motor vertical M2 drives the first load plate Table A and returns to the first upper and lower plates zone and carry out the loading of the 3rd circuit board.So the AOI detection of circuit board is carried out in circulation repeatedly.
Therefore, the circuit board off-line checking system that provides due to the utility model embodiment comprises two load plate, two perform regions, three cover guide rails, three motor and controller, when taking pictures detection, a circuit board carries out the preliminary works such as loading of another piece circuit board, reduced the time of middle wait, realize that circuit board replaces continuous detecting, has improved work efficiency.
Further, the circuit board off-line checking system that provides of the utility model embodiment also comprises Horizontal limiting sensor and vertical limit sensors;
The Horizontal limiting sensor is used for limiting camera arrangement range of movement in the horizontal direction;
Vertical limit sensors is for limiting the first load plate Table A and the second load plate Table B range of movement on the first vertical guide rail L2 and the second vertical guide rail L3 respectively.
Concrete, shown in Figure 3, the circuit board off-line checking system also comprises the first Horizontal limiting sensors X 4, the second Horizontal limiting sensors X 5, the first vertical limit sensors X6, the second vertical limit sensors X7, the 3rd vertical limit sensors X8 limit sensors X9 vertical with the 4th;
the first Horizontal limiting sensors X 4 be used for limiting camera arrangement on horizontal guide rail L1 with respect to the scope of the first default initial point to left movement, the second Horizontal limiting sensors X 5 is used for limiting the scope that camera arrangement moves right with respect to the first default initial point on horizontal guide rail L1, the first vertical limit sensors X6 is used for limiting the scope that the first load plate Table A moves upward with respect to the second default initial point on the first vertical guide rail L2, the second vertical limit sensors X7 is used for limiting the scope that the first load plate Table A moves downward with respect to the second default initial point on the first vertical guide rail L2, the 3rd vertical limit sensors X8 is used for limiting the scope that the second load plate Table B moves upward with respect to the 3rd default initial point on the second vertical guide rail L3, the 4th vertical limit sensors X9 is used for limiting the scope that the second load plate Table B moves downward with respect to the 3rd default initial point on the second vertical guide rail L3.
This shows, the first Horizontal limiting sensors X 4, the second Horizontal limiting sensors X 5, the first vertical limit sensors X6, the second vertical limit sensors X7, the 3rd vertical limit sensors X8 limit sensors X9 vertical with the 4th can guarantee that the first load plate and the second load plate move within the specific limits.Generally, the interior work of distance that camera arrangement can set take the first initial point as reference, the interior work of distance that the first load plate can set take the second initial point as reference, the interior motion of distance that the second load plate can set take the 3rd initial point as reference, if occur abnormal conditions in the course of work, camera arrangement has exceeded the distance range that limits, and has collided the first Horizontal limiting sensors X 4 or the second Horizontal limiting sensors X 5; Perhaps the first load plate has exceeded the distance range that limits, and has collided the first vertical limit sensors X6 or the second vertical limit sensors X7; Perhaps the second load plate has exceeded the distance range that limits, the 3rd vertical limit sensors X8 or the 4th vertical limit sensors X9 have been collided, the circuit board detecting system can immediately quit work, and encounters limit sensors by software operation interface prompt load plate simultaneously.
The above circuit board off-line checking system that the utility model embodiment is provided is described in detail, used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand core concept of the present utility model; Simultaneously, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.
Claims (5)
1. a circuit board off-line checking system, is characterized in that, comprising:
Camera arrangement is for the image of acquisition cuicuit plate;
The first load plate and the second load plate are used for the loading circuit plate;
Horizontal motor is used for driving the motion of described camera arrangement on horizontal guide rail;
The first motor vertical is used for driving the motion of described the first load plate on the first vertical guide rail;
The second motor vertical is used for driving the motion of described the second load plate on the second vertical guide rail;
Controller is for startup and the rotating manner of controlling described horizontal motor, the first motor vertical and the second motor vertical.
2. circuit board off-line checking system according to claim 1, is characterized in that, also comprises the first origin sensor, the second origin sensor and the 3rd origin sensor;
Before described circuit board off-line checking system was started working, described the first origin sensor, the second origin sensor and the 3rd origin sensor were respectively used to make that described camera arrangement is positioned at the first default initial point, described the first load plate is positioned at the second default initial point and described the second load plate is positioned at the 3rd default initial point.
3. circuit board off-line checking system according to claim 1, is characterized in that, also comprises Horizontal limiting sensor and vertical limit sensors;
Described Horizontal limiting sensor is used for limiting described camera arrangement range of movement in the horizontal direction;
Described vertical limit sensors is for limiting described the first load plate and described the second load plate range of movement on described the first vertical guide rail and the second vertical guide rail respectively.
4. circuit board off-line checking system according to claim 2, is characterized in that, described circuit board off-line checking system also comprises the first Horizontal limiting sensor and the second Horizontal limiting sensor;
Described the first Horizontal limiting sensor be used for limiting described camera arrangement on described horizontal guide rail with respect to the scope of the first default initial point to left movement, described the second Horizontal limiting sensor is used for limiting the scope that described camera arrangement moves right with respect to the first default initial point on described horizontal guide rail.
5. circuit board off-line checking system according to claim 2, is characterized in that, described circuit board off-line checking system also comprises the first vertical limit sensors, the second vertical limit sensors, the 3rd vertical limit sensors limit sensors vertical with the 4th;
The described first vertical limit sensors limit sensors vertical with second is respectively used to limit the scope that described the first load plate is moved up and down with respect to the second default initial point on described the first vertical guide rail;
The described the 3rd vertical limit sensors limit sensors vertical with the 4th is respectively used to limit the scope that described the second load plate is moved up and down with respect to the 3rd default initial point on described the second vertical guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220538121 CN202974878U (en) | 2012-10-19 | 2012-10-19 | Off-line detection system of circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220538121 CN202974878U (en) | 2012-10-19 | 2012-10-19 | Off-line detection system of circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202974878U true CN202974878U (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220538121 Expired - Lifetime CN202974878U (en) | 2012-10-19 | 2012-10-19 | Off-line detection system of circuit board |
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| Country | Link |
|---|---|
| CN (1) | CN202974878U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102866167A (en) * | 2012-10-19 | 2013-01-09 | 深圳市劲拓自动化设备股份有限公司 | Offline detecting system and method of circuit board |
| CN109239097A (en) * | 2016-08-23 | 2019-01-18 | 王永超 | The visual inspection machine structure of integrated circuit board |
-
2012
- 2012-10-19 CN CN 201220538121 patent/CN202974878U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102866167A (en) * | 2012-10-19 | 2013-01-09 | 深圳市劲拓自动化设备股份有限公司 | Offline detecting system and method of circuit board |
| CN109239097A (en) * | 2016-08-23 | 2019-01-18 | 王永超 | The visual inspection machine structure of integrated circuit board |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130605 |
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| CX01 | Expiry of patent term |