CN202305542U - Circuit board conveying system - Google Patents
Circuit board conveying system Download PDFInfo
- Publication number
- CN202305542U CN202305542U CN2011203847295U CN201120384729U CN202305542U CN 202305542 U CN202305542 U CN 202305542U CN 2011203847295 U CN2011203847295 U CN 2011203847295U CN 201120384729 U CN201120384729 U CN 201120384729U CN 202305542 U CN202305542 U CN 202305542U
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- wiring board
- control
- control end
- induction pieces
- transfer system
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Abstract
The embodiment of the utility model discloses a circuit board conveying system; a blocking component under the control of a control end is arranged at a position at which a circuit board stops; a sensing piece combination comprises a third sensing piece which is arranged close to a third position of the blocking component and controls the blocking component to block the circuit board by sensing and triggering the control end, so that the third sensing piece can be matched and collaborate with a second sensing piece to control the circuit board to stop, the accuracy of the stopping position of the circuit board is ensured, and the repeated positioning precision of machine operation is ensured.
Description
Technical field
The utility model relates to the automated optical detection range, relates in particular to a kind of wiring board transfer system.
Background technology
Detect at automated optical that (Automatic Optic Inspection AOI) is based on the equipment that common deficiency that optical principle runs in coming butt welding to deliver a child to produce detects.AOI is a kind of novel test technology, and its development is rapid, and at present a lot of manufacturers have all released the AOI testing apparatus.When automatic detection, machine is through camera autoscan wiring board, images acquired; The solder joint of test and the qualified parameter in the database compare, and through Flame Image Process, check out that PCB goes up defective; And show defective or mark through display or Automatic Logos, supply maintenance personal's finishing.And can relate to a kind of wiring board transfer system in the present AOI process usually, its groundwork flow process is: (Programmable Logic Controller PLC) receives the pan feeding signal of computing machine to programmable logic controller (PLC); Wiring board is placed on the primary importance of belt; First sensor sends trigger pip and gives PLC after primary importance is sensed wiring board, PLC is that control step driven by motor belt is along transmission lines transmission lines plate, when second sensor sends trigger pip to PLC after sensing wiring board on the second place after the primary importance; PLC is the deceleration of control step motor and stops; Again by second sensor sensing, second sensor sent trigger pip and controlled wiring board to be fallen prolong to PLC and stop this moment in the second place for stepper motor counter-rotating operation afterwards, wiring board; Afterwards; When PLC receives the discharging signal of computing machine, the running of PLC control step driven by motor belt, the 3rd sensor sends trigger pip to PLC at the 3rd location sensitive behind wiring board; PLC is that the control step motor shuts down, and wiring board is out of service.The inventor finds that above-mentioned each sensor is vulnerable to influences such as ambient light photograph, belt speed and wiring board weight, is prone to produce deviation when the second sensor conducting transmission line plate stops to control, and influences the accuracy of wiring board stop position.
The utility model content
The utility model embodiment technical matters to be solved is, a kind of wiring board transfer system is provided, to guarantee the repetitive positioning accuracy of machine run.
In order to solve the problems of the technologies described above; The utility model embodiment has proposed a kind of wiring board transfer system; Comprise control end, be controlled by this control end power source, receive the wiring board of this drive power source to transmit bearing part; And link to each other with said control end, the wiring board in precalculated position on the transmission lines is responded to and is triggered the induction pieces set that said control end carries out wiring board operation control, this induction pieces set comprises:
The primary importance that is arranged at said transmission lines is to respond to and to trigger said control end and control first induction pieces that said power source turns round;
The second place that is arranged at said transmission lines is to respond to and to trigger said control end and control second induction pieces that said power source slows down and stops;
The said primary importance and the second place are prolonged the direction of transfer setting of said transmission route successively,
Said wiring board transfer system also comprises:
Be arranged at after the said second place and be controlled by the barrier assembly of said control end;
Said induction pieces set also comprises:
The 3rd position between said primary importance and barrier assembly is provided with induction and triggers said control end and control the 3rd induction pieces that said barrier assembly stops wiring board.
Further, said barrier assembly comprises:
The solenoid valve that links to each other with said control end;
Block, and
Link to each other with said block and receive said solenoid control to accomplish the positioning cylinder that said block stretches out or returns.
Further, said solenoid valve has the first control mouth and the second control mouth, and said barrier assembly also comprises:
Be arranged at said solenoid valve front end to import compressed-air actuated oil-water separator;
Be arranged at the first throttle valve between said first control mouth and the positioning cylinder;
And, be arranged at the second throttling valve between said second control mouth and the positioning cylinder.
Further, said induction pieces set also comprises:
Be arranged at said barrier assembly the 4th position afterwards to respond to and to trigger said control end and control the 4th induction pieces that said power source stops once more.
Further, said induction pieces is a sensor, and said control end is a programmable logic controller (PLC), and it is belt that said wiring board transmits bearing part, and said power source is a stepper motor.
The utility model embodiment is through providing a kind of wiring board transfer system; It mainly is provided with the barrier assembly that is controlled by control end at the wiring board stop position; Stop the 3rd induction pieces of wiring board and the 3rd position that comprises nearly barrier assembly in the induction pieces set is provided with induction and trigger control end control barrier assembly; Thereby the 3rd induction pieces can cooperate the collaborative control that stops of carrying out wiring board of second induction pieces; Guarantee the accuracy of wiring board stop position, thereby guaranteed the repetitive positioning accuracy of machine run.
Description of drawings
Fig. 1 is the PLC1 syndeton of the wiring board transfer system of the utility model embodiment.
Fig. 2 is the assembly relation synoptic diagram of solenoid valve 9 and barrier assembly of the wiring board transfer system of the utility model embodiment.
Fig. 3 is the primary structure figure of the wiring board transfer system of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing, embodiment is elaborated to the utility model.
Referring to figs. 1 through Fig. 3; The wiring board transfer system of the utility model embodiment mainly comprise PLC1 as control end, as power source be controlled by this PLC1 stepper motor 2, transmit the belt 3 that bearing part is driven by this stepper motor 2 as wiring board; Link to each other with PLC1, the wiring board 4 in precalculated position on the transmission lines is responded to and is triggered the induction pieces set that PLC1 carries out wiring board 4 operation control; Wherein, PLC1 is connected with the 24V Switching Power Supply, and stepper motor 2 is connected on the PLC1 through step actuator and controlled by it, and this induction pieces set comprises:
Be arranged at the first sensor 5 of the primary importance of transmission lines with induction and 2 runnings of triggering PLC1 control step motor as first induction pieces;
Be arranged at second sensor 6 of the second place to respond to and to trigger 2 decelerations of PLC1 control step motor and stop of transmission lines as second induction pieces;
This wiring board transfer system also is provided with the barrier assembly that is controlled by PLC1 after the second place, corresponding, the induction pieces set also comprises:
The 3rd position between said primary importance and barrier assembly is provided with induction and triggers the 3rd sensor 7 that PLC1 control barrier assembly stops wiring board 4;
Be arranged at the four-sensor 8 that barrier assembly the 4th position afterwards stops with induction and triggering PLC1 control step motor 2 once more as the 4th induction pieces;
Above-mentioned primary importance, the 3rd position, the second place and the 4th position are passed on the direction of transfer setting of sending route successively.
Particularly, above-mentioned barrier assembly can comprise: the solenoid valve 9 that links to each other with PLC1, block 10, and link to each other with block 10 and receive solenoid valve 9 control to accomplish the positioning cylinder 11 that blocks 10 stretch out or return through output shaft.And solenoid valve 9 has first control mouthful 12 and second control mouth 13; Above-mentioned barrier assembly also comprises: be arranged at solenoid valve 9 front ends to import compressed-air actuated oil-water separator 14, to be arranged at the first throttle valve 15 between first control mouthfuls 12 and the positioning cylinder 11; And, be arranged at the second throttling valve 16 between the second control mouth 13 and the positioning cylinder 11.
Above-mentioned wiring board transfer system principle of work is roughly following:
PLC1 receives the pan feeding signal of computing machine, and wiring board 4 is placed on the primary importance of belt 3, and first sensor 5 is sensed wiring board 4 backs in primary importance and sent trigger pips and give PLC1; PLC1 is that control step motor 2 drives belt 3 along transmission lines transmission lines plate 4 to the 3rd positions, gives PLC1 when the 3rd sensor 7 sends trigger pip after sensing wiring board 4 on the 3rd position, and PLC1 is control electromagnetic valve 9 energisings; Pressurized air is through the first control mouth 12 of solenoid valve 9 and the B end of first throttle valve 15 arrival positioning cylinders 11, and positioning cylinder 11 rises and through 10 risings of output shaft drive block, gives PLC1 when second sensor 6 sends trigger pip after the second place is sensed wiring board 4; PLC1 is control step motor 2 decelerations and out of service to the back in deceleration time, and wiring board 4 stops until the block that collides rising 10, so far; Wiring board 4 can stop at the position that need stop fully; Guaranteed the repetitive positioning accuracy of machine run, afterwards, when PLC1 receives the discharging signal of computing machine; 9 outages of PLC1 control electromagnetic valve; Pressurized air is through the A end of second control mouthful 13 and second throttling valve, the 16 arrival positioning cylinders 11 of solenoid valve 9, and positioning cylinder 11 descends and drives block 10 declines through output shaft, and simultaneously; PLC1 control step motor 2 drives belt 3 runnings; Four-sensor 8 sends trigger pip at the 4th location sensitive to wiring board 4 backs and gives PLC1, and PLC1 is that control step motor 2 shuts down, and wiring board 4 is out of service.
As a kind of embodiment; Above-mentioned induction pieces can also be radio frequency induction device (on the wiring board can correspondence be equiped with RF tag) etc.; Control end can also be field programmable gate array or microprocessor etc.; It can also be mechanical arm etc. that wiring board transmits bearing part, and power source can also be a hydraulic electric motor etc.
The above is the embodiment of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also are regarded as the protection domain of the utility model.
Claims (5)
1. wiring board transfer system; Comprise control end, be controlled by this control end power source, receive the wiring board of this drive power source to transmit bearing part; And link to each other with said control end, the wiring board in precalculated position on the transmission lines is responded to and is triggered the induction pieces set that said control end carries out wiring board operation control, this induction pieces set comprises:
The primary importance that is arranged at said transmission lines is to respond to and to trigger said control end and control first induction pieces that said power source turns round;
The second place that is arranged at said transmission lines is to respond to and to trigger said control end and control second induction pieces that said power source slows down and stops;
The said primary importance and the second place are prolonged the direction of transfer setting of said transmission route successively,
It is characterized in that said wiring board transfer system also comprises:
Be arranged at after the said second place and be controlled by the barrier assembly of said control end;
Said induction pieces set also comprises:
The 3rd position between said primary importance and barrier assembly is provided with induction and triggers said control end and control the 3rd induction pieces that said barrier assembly stops wiring board.
2. wiring board transfer system as claimed in claim 1 is characterized in that, said barrier assembly comprises:
The solenoid valve that links to each other with said control end;
Block, and
Link to each other with said block and receive said solenoid control to accomplish the positioning cylinder that said block stretches out or returns.
3. wiring board transfer system as claimed in claim 2 is characterized in that, said solenoid valve has the first control mouth and the second control mouth, and said barrier assembly also comprises:
Be arranged at said solenoid valve front end to import compressed-air actuated oil-water separator;
Be arranged at the first throttle valve between said first control mouth and the positioning cylinder;
And, be arranged at the second throttling valve between said second control mouth and the positioning cylinder.
4. wiring board transfer system as claimed in claim 1 is characterized in that, said induction pieces set also comprises:
Be arranged at said barrier assembly the 4th position afterwards to respond to and to trigger said control end and control the 4th induction pieces that said power source stops once more.
5. like each described wiring board transfer system in the claim 1 to 4, it is characterized in that said induction pieces is a sensor, said control end is a programmable logic controller (PLC), and it is belt that said wiring board transmits bearing part, and said power source is a stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203847295U CN202305542U (en) | 2011-10-11 | 2011-10-11 | Circuit board conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203847295U CN202305542U (en) | 2011-10-11 | 2011-10-11 | Circuit board conveying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202305542U true CN202305542U (en) | 2012-07-04 |
Family
ID=46374414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203847295U Expired - Lifetime CN202305542U (en) | 2011-10-11 | 2011-10-11 | Circuit board conveying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202305542U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105093990A (en) * | 2015-08-31 | 2015-11-25 | 上海沪工焊接集团股份有限公司 | Automatic assembly line device and control method |
| CN106516764A (en) * | 2016-10-31 | 2017-03-22 | 内蒙古包钢钢联股份有限公司 | Steel plate stacking device |
| CN107187859A (en) * | 2017-07-14 | 2017-09-22 | 安图实验仪器(郑州)有限公司 | The stop caging system transmitted for sample |
| CN108132215A (en) * | 2018-02-07 | 2018-06-08 | 中山市鸿菊自动化设备制造有限公司 | A kind of AOI detection methods of SMT patches production line |
-
2011
- 2011-10-11 CN CN2011203847295U patent/CN202305542U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105093990A (en) * | 2015-08-31 | 2015-11-25 | 上海沪工焊接集团股份有限公司 | Automatic assembly line device and control method |
| CN106516764A (en) * | 2016-10-31 | 2017-03-22 | 内蒙古包钢钢联股份有限公司 | Steel plate stacking device |
| CN107187859A (en) * | 2017-07-14 | 2017-09-22 | 安图实验仪器(郑州)有限公司 | The stop caging system transmitted for sample |
| CN108132215A (en) * | 2018-02-07 | 2018-06-08 | 中山市鸿菊自动化设备制造有限公司 | A kind of AOI detection methods of SMT patches production line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |
|
| CX01 | Expiry of patent term |