CN110017772A - A kind of system and method for detection chip positional shift - Google Patents
A kind of system and method for detection chip positional shift Download PDFInfo
- Publication number
- CN110017772A CN110017772A CN201910365845.3A CN201910365845A CN110017772A CN 110017772 A CN110017772 A CN 110017772A CN 201910365845 A CN201910365845 A CN 201910365845A CN 110017772 A CN110017772 A CN 110017772A
- Authority
- CN
- China
- Prior art keywords
- chip
- positional shift
- guide rail
- jig
- light curtain
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
Abstract
The invention discloses a kind of system and method for detection chip positional shift, the system comprises chip conveying device, the chip conveying device includes guide rail and is mounted on the jig that can be moved on the guide rail and along the guide rail；Chip-detecting apparatus, the chip-detecting apparatus include the sensor fixing structure being arranged along the guide rail two sides and the light curtain opposite type sensor being connected on the sensor fixing structure；Device for aligning, the device for aligning include the vibrating mechanism of fixed connection opposite with the jig.The present invention greatly improves detection accuracy, can be avoided the leak detection phenomenon of existing point or line sensor by setting light curtain opposite type sensor；, can be smooth by the chip vibration of positional shift in time by the way that the vibrating mechanism being connected with jig is arranged, it avoids the chip of positional shift from flowing into next procedure and damage chip, improves automatic detection efficiency.
Description
Technical field
The present invention relates to chip detection technique fields, and in particular to a kind of system and method for detection chip positional shift.
Background technique
In the production procedure of chip, after chip is placed in jig groove, need according to testing requirements, to difference
Size, thickness chip detected.It is main at present to use the presence or absence of point or line opposite type sensor detection chip and position
Shift phenomenon.But there are when obvious loophole, especially detecting size be tiny or positional shift serious chip for this mode
Tend to leak detection.The drawbacks of therefore, it is necessary to using a kind of new detection means to avoid point, line opposite type sensor.
Summary of the invention
The object of the present invention is to provide a kind of system and methods of detection chip positional shift, and existing point or line is avoided to sense
The leak detection phenomenon of device improves the degree of automation of chip detection.
To achieve the above object, the system of a kind of detection chip positional shift provided by the present invention comprising:
Chip conveying device, the chip conveying device include guide rail and are mounted on the guide rail and can be along the guide rail
Mobile jig；
Chip-detecting apparatus, the chip-detecting apparatus include along the guide rail two sides setting sensor fixing structure and
The light curtain opposite type sensor being connected on the sensor fixing structure；
Device for aligning, the device for aligning include the vibrating mechanism of fixed connection opposite with the jig.
Preferably, the chip conveying device includes being mounted on the guide rail and capable of consolidating along the jig that the guide rail moves
Fixed board, the jig are fixed in the jig fixed plate；The vibrating mechanism is installed on the bottom of the jig fixed plate.
Preferably, the bottom of the jig fixed plate is equipped with several locating slots, is equipped on the locating slot for pressing from both sides
Hold the holding ring of the fixed vibrating mechanism.
Preferably, the vibrating mechanism is vibrating motor.
Preferably, the sensor fixing structure include the pedestal for being set to the guide rail two sides, be fixedly connected on it is described
On pedestal and be parallel to the guide rail security strip, along the security strip longitudinally disposed adjustment axis and be installed on described
Several sensor fixing seats in adjustment axis.
Preferably, the security strip is equipped with graduated scale.
Preferably, the device for aligning includes host computer, and the input terminal of the host computer and the light curtain are passed to penetrating
Sensor electrical connection, the output end of the host computer are electrically connected with the vibrating mechanism.
The invention also discloses a kind of chip detecting method of system using above-mentioned detection chip positional shift, steps
Include:
The chip being fixed on the jig moves downwardly to the light of the light curtain opposite type sensor in leading for the guide rail
Curtain is to penetrating position；
The light curtain opposite type sensor detect the chip on the jig whether place it is smooth；
When the light curtain opposite type sensor detects the positional shift of the chip, feedback signal to the aligning
Device, the vibrating mechanism starting are smooth to vibrate the chip.
Preferably, after the completion of vibrating mechanism vibration, the light curtain opposite type sensor detects the chip again is
No placement is smooth；If so, the chip enters next process, it is otherwise again started up the vibrating mechanism.
A kind of system and method for detection chip positional shift provided by above-mentioned technical proposal, compared with prior art,
Its advantageous effects includes: the presence or absence of rectangular light spot detection chip generated by light curtain opposite type sensor and positional shift
Situation greatly improves detection accuracy, especially detection small size or when the serious chip of positional shift, can be avoided existing point
Or the leak detection phenomenon of line sensor；It, can be in time by the chip of positional shift by the way that the vibrating mechanism being connected with jig is arranged
Vibrate it is smooth, avoid positional shift chip flow into next procedure and damage chip, substantially increase automatic detection efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the system of detection chip positional shift of the invention；
Fig. 2 is the partial schematic diagram of the system of detection chip positional shift of the invention.
Wherein, 1- guide rail, 2- jig, 3- sensor fixing structure, 31- pedestal, 32- security strip, 33- are adjusted
Axis, 34- sensor fixing seat, 35- graduated scale, 4- light curtain opposite type sensor, 5- vibrating mechanism, 6- jig fixed plate,
7- locating slot, 8- holding ring, 9- chip.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
Please refer to attached drawing 1, a kind of system of detection chip positional shift provided by the present invention comprising:
Chip conveying device, the chip conveying device include guide rail 1, are mounted on the guide rail 1 and can lead along described
The mobile jig 2 of rail 1；
Chip-detecting apparatus, the chip-detecting apparatus include the sensor fixing structure 3 along 1 two sides of guide rail setting
And it is connected to the light curtain opposite type sensor 4 on the sensor fixing structure 3；
Device for aligning, the device for aligning include the vibrating mechanism 5 with the relatively fixed connection of the jig 2.
Light curtain opposite type sensor is generally used in safety testing field, by emitting infrared ray, generates protection light curtain, works as light
When curtain is blocked, device is issued, and shielding signals control potentially dangerous mechanical equipment and stop working, and avoids that safety occurs
Accident.When the light curtain opposite type sensor 4 is applied to the chip detection of this system, detection light curtain is generated by transmitting infrared ray,
When placing smooth chip by detection light curtain, by chip obstruct the light caused by waveform be a relatively stable wave
Shape.And when due to the positional shift of chip, receiver will sense the mutation of light, to sound an alarm.
The system of detection chip positional shift based on above-mentioned technical characteristic, the chip placement region on the jig 2
When moving to the detection position of the light curtain opposite type sensor 4,4 detection chip of light curtain opposite type sensor simultaneously judges that chip is put
Whether set has positional shift, unevenness phenomenon；If detecting positional shift, start the vibrating mechanism 5 for positional shift
Chip vibration is smooth, reaches expected requirement, avoids manual intervention.The rectangular light spot detection generated by light curtain opposite type sensor 4
The presence or absence of chip and positional shift situation, greatly improve detection accuracy, and especially detection small size or positional shift are serious
Chip when, can be avoided the leak detection phenomenon of existing point or line sensor；By the way that the vibrating mechanism being connected with jig 2 is arranged
5, can be smooth by the chip vibration of positional shift in time, avoid the chip of positional shift from flowing into next procedure and damage chip,
Substantially increase automatic detection efficiency.
Further, the guide rail 1 is linear guides.The guide rail 1 is fixedly installed on the big plate of machine.The chip is defeated
Sending device further includes the servo motor and synchronous belt for driving the jig 2 to move along the guide rail 1, passes through the servo
Motor and synchronous belt drive the jig 2 to move to the grating of light curtain opposite type sensor 4 to penetrating position.
Further, according to the number of chips stored on the jig 2, can flexible setting multiple groups light curtain opposite type sensor 4,
And the position of light curtain opposite type sensor 4 is adjustable.
The sensor fixing structure 3 includes the pedestal 31 for being set to 1 two sides of guide rail, is fixedly connected on the pedestal
On 31 and it is parallel to the security strip 32 of the guide rail 1, longitudinally disposed adjustment axis 33 and installation along the security strip 32
In several sensor fixing seats 34 in the adjustment axis 33.The pedestal 31 is installed on the big plate of machine.Pass through the tune
The adjustable light curtain opposite type sensor 4 of nodal axisn 33 position in the horizontal direction, makes the setting of the light curtain opposite type sensor 4
It is more flexible.Preferably, being vertically equipped with guide groove in the sensor fixing seat 34, can be adjusted by the guide groove
The light curtain opposite type sensor 4 is saved in the position of vertical direction.
Further, the security strip 32 is equipped with graduated scale 35.Cooperated by the graduated scale 35 with adjustment axis 33,
The light curtain opposite type sensor 4 position in the horizontal direction can be precisely adjusted.
Further, the vibrating mechanism 5 is directly or indirectly installed at the back side of the jig 2.In the present embodiment
In, as shown in Fig. 2, the chip conveying device includes the jig that is mounted on the guide rail 1 and can move along the guide rail 1
Fixed plate 6, the jig 2 are fixed in the jig fixed plate 6；The vibrating mechanism 5 is installed on the jig fixed plate 6
Bottom.The vibrating mechanism 5 is installed on the back side of the jig 2 indirectly, and different types of jig is enable to be suitable for this chip
Detection system.
The bottom of the jig fixed plate 6 is equipped with several locating slots 7, is equipped on the locating slot 7 solid for clamping
The holding ring 8 of the fixed vibrating mechanism 5.The position that the vibrating mechanism 5 can be adjusted by the locating slot 7, using clamping
Ring 8 fixes the vibrating mechanism 5, so that the vibrating mechanism 5 is easy for assemble or unload.
Further, the vibrating mechanism 5 is vibrating motor.
Further, the device for aligning includes host computer, and the input terminal of the host computer and the light curtain are to penetrating
Sensor 4 is electrically connected, and the output end of the host computer is electrically connected with the vibrating mechanism 5.When the positional shift for detecting chip 9
When, 4 feedback signal of light curtain opposite type sensor to the host computer, the starting of vibrating mechanism 5 described in the PC control with
The chip vibration of positional shift is smooth, reach expected requirement, avoids manual intervention.
The invention also discloses a kind of chip detecting method of system using above-mentioned detection chip positional shift, steps
Include:
Fixed chip 9 moves downwardly to the light curtain opposite type sensor 4 in leading for the guide rail 1 on the jig 2
Light curtain is to penetrating position；
It is smooth whether the chip 9 that the light curtain opposite type sensor 4 detects on the jig 2 is placed；
When the light curtain opposite type sensor 4 detects the positional shift of the chip 9, feedback signal to the position is rectified
Equipment, the starting of vibrating mechanism 5 are smooth to vibrate the chip 9.
Specifically, when detecting the positional shift of chip 9,4 feedback signal of light curtain opposite type sensor is on described
Position machine, the starting of vibrating mechanism 5 described in the PC control is smooth to vibrate the chip of positional shift, reaches expected requirement,
Avoid manual intervention.
Further, after the completion of the vibrating mechanism 5 vibration, the light curtain opposite type sensor 4 detects the core again
It is smooth whether piece 9 is placed；If so, the chip 9 enters next process, it is otherwise again started up the vibrating mechanism 5.Pass through
The light curtain opposite type sensor 4 positional shift situation of detection chip 9 again after vibration, while examining vibrating effect, really
The smooth placement for protecting chip, improves the detection stability of system.
To sum up, chip detecting method of the invention passes through light curtain pair compared with existing point or line sensor detecting method
The presence or absence of rectangular light spot detection chip of sensor generation and positional shift situation are penetrated, greatly improves detection accuracy, especially
When detecting small size or the serious chip of positional shift, leak detection phenomenon can be effectively prevented from；By the way that vibrating mechanism is arranged,
Can be smooth by the chip vibration of positional shift in time, avoid the chip of positional shift from flowing into next procedure and damage chip, greatly
Automatic detection efficiency is improved greatly.
The above is only the preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, without departing from the technical principles of the invention, several improvement and replacement can also be made, these are improved and replacement is also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of system of detection chip positional shift, characterized in that it comprises:
Chip conveying device, the chip conveying device include guide rail and are mounted on the guide rail and can move along the guide rail
Jig；
Chip-detecting apparatus, the chip-detecting apparatus include the sensor fixing structure and connection along guide rail two sides setting
In the light curtain opposite type sensor on the sensor fixing structure；
Device for aligning, the device for aligning include the vibrating mechanism of fixed connection opposite with the jig.
2. the system of detection chip positional shift as described in claim 1, which is characterized in that the device for aligning includes
Host computer, the input terminal of the host computer are electrically connected with the light curtain opposite type sensor, the output end of the host computer with it is described
Vibrating mechanism electrical connection.
3. the system of detection chip positional shift as described in claim 1, which is characterized in that the chip conveying device includes
It is mounted on the guide rail and the jig fixed plate can be fixed on along the jig fixed plate that the guide rail moves, the jig
On；The vibrating mechanism is installed on the bottom of the jig fixed plate.
4. the system of detection chip positional shift as claimed in claim 3, which is characterized in that the bottom of the jig fixed plate
Equipped with several locating slots, the holding ring for gripping the vibrating mechanism is installed on the locating slot.
5. such as the system of detection chip positional shift of any of claims 1-4, which is characterized in that the vibration
Mechanism is vibrating motor.
6. such as the system of detection chip positional shift of any of claims 1-4, which is characterized in that the sensing
Device mounting structure includes the pedestal for being set to the guide rail two sides, is fixedly connected on the pedestal and is parallel to the guide rail
Security strip, the longitudinally disposed adjustment axis along the security strip and several sensors for being installed in the adjustment axis are solid
Reservation.
7. the system of detection chip positional shift as claimed in claim 6, which is characterized in that the security strip, which is equipped with, to be carved
Spend ruler.
8. a kind of chip detecting method of the system using the detection chip positional shift of any of claims 1-7,
Its step includes:
The chip being fixed on the jig moves downwardly to the light curtain pair of the light curtain opposite type sensor in leading for the guide rail
Penetrate position；
The light curtain opposite type sensor detect the chip on the jig whether place it is smooth；
When the light curtain opposite type sensor detects the positional shift of the chip, feedback signal to the aligning is filled
It sets, the vibrating mechanism starting is smooth to vibrate the chip.
9. chip detecting method as claimed in claim 8, which is characterized in that its step further include: when the vibrating mechanism shakes
After the completion of dynamic, the light curtain opposite type sensor detect again the chip whether place it is smooth；If so, under the chip enters
Otherwise one procedure is again started up the vibrating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910365845.3A CN110017772A (en) | 2019-04-30 | 2019-04-30 | A kind of system and method for detection chip positional shift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910365845.3A CN110017772A (en) | 2019-04-30 | 2019-04-30 | A kind of system and method for detection chip positional shift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110017772A true CN110017772A (en) | 2019-07-16 |
Family
ID=67193023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910365845.3A Pending CN110017772A (en) | 2019-04-30 | 2019-04-30 | A kind of system and method for detection chip positional shift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110017772A (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020028532A1 (en) * | 1997-04-25 | 2002-03-07 | Yoshitaka Tsunashima | Method of manufacturing a multi-chip semiconductor device effective to improve alignment |
| CN202540976U (en) * | 2012-03-07 | 2012-11-21 | 杭州宏华数码科技股份有限公司 | Cloth pasting quality automatic detection device of guide-belt type digital printing machine |
| CN202836526U (en) * | 2012-10-23 | 2013-03-27 | 成都宏明双新科技股份有限公司 | Light curtain type automatic flatness detecting device |
| CN103453858A (en) * | 2013-09-02 | 2013-12-18 | 深圳市大族激光科技股份有限公司 | Planeness detection and correction all-in-one machine and detection and correction method |
| KR20140119212A (en) * | 2013-03-26 | 2014-10-10 | 삼성디스플레이 주식회사 | Apparatus and method for detecting position error of equipments |
| CN104368602A (en) * | 2014-09-30 | 2015-02-25 | 巢湖广丰金属制品有限公司 | Automatic control method for shaping strip steel surface defects |
| CN204740501U (en) * | 2015-05-28 | 2015-11-04 | 江苏大亚新型包装材料有限公司 | Rectifying system's electronic adjusting device |
| CN105710250A (en) * | 2016-03-23 | 2016-06-29 | 浙江工业大学 | Punch automatic feeding system with fault tolerant function |
| CN105836409A (en) * | 2016-04-27 | 2016-08-10 | 芜湖美威包装品有限公司 | Paperboard feeding and conveying device |
| CN206271684U (en) * | 2016-10-31 | 2017-06-20 | 广东利扬芯片测试股份有限公司 | The normotopia device of chip in a kind of charging tray |
| CN206754739U (en) * | 2017-03-17 | 2017-12-15 | 上海葛世工业自动化有限公司 | The underbeam mounting bracket and angular adjustment seat of safe light curtain |
| CN206937402U (en) * | 2017-01-06 | 2018-01-30 | 天津冠之星纸制品有限责任公司 | A kind of rotation cutting machine of the special detectable paper flatness of corrugated paper |
| CN206989899U (en) * | 2017-07-19 | 2018-02-09 | 上海国纪电子材料有限公司 | Board thickness measuring device |
| CN208082929U (en) * | 2017-12-27 | 2018-11-13 | 汇鑫世纪汽车部品（天津）有限公司 | A kind of automobile injection-moulded plastic part defect ware identification device |
| CN208125083U (en) * | 2018-05-07 | 2018-11-20 | 安庆瑞钼特金属新材料有限公司 | Collimator lenticular lenses flatness checking device |
| CN109059778A (en) * | 2018-08-29 | 2018-12-21 | 北京新能源汽车股份有限公司 | A kind of measuring device |
| CN208482825U (en) * | 2018-05-29 | 2019-02-12 | 镇江新区恒盛物流有限公司 | A kind of logistics chain whole process managing and control system |
-
2019
- 2019-04-30 CN CN201910365845.3A patent/CN110017772A/en active Pending
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020028532A1 (en) * | 1997-04-25 | 2002-03-07 | Yoshitaka Tsunashima | Method of manufacturing a multi-chip semiconductor device effective to improve alignment |
| CN202540976U (en) * | 2012-03-07 | 2012-11-21 | 杭州宏华数码科技股份有限公司 | Cloth pasting quality automatic detection device of guide-belt type digital printing machine |
| CN202836526U (en) * | 2012-10-23 | 2013-03-27 | 成都宏明双新科技股份有限公司 | Light curtain type automatic flatness detecting device |
| KR20140119212A (en) * | 2013-03-26 | 2014-10-10 | 삼성디스플레이 주식회사 | Apparatus and method for detecting position error of equipments |
| CN103453858A (en) * | 2013-09-02 | 2013-12-18 | 深圳市大族激光科技股份有限公司 | Planeness detection and correction all-in-one machine and detection and correction method |
| CN104368602A (en) * | 2014-09-30 | 2015-02-25 | 巢湖广丰金属制品有限公司 | Automatic control method for shaping strip steel surface defects |
| CN204740501U (en) * | 2015-05-28 | 2015-11-04 | 江苏大亚新型包装材料有限公司 | Rectifying system's electronic adjusting device |
| CN105710250A (en) * | 2016-03-23 | 2016-06-29 | 浙江工业大学 | Punch automatic feeding system with fault tolerant function |
| CN105836409A (en) * | 2016-04-27 | 2016-08-10 | 芜湖美威包装品有限公司 | Paperboard feeding and conveying device |
| CN206271684U (en) * | 2016-10-31 | 2017-06-20 | 广东利扬芯片测试股份有限公司 | The normotopia device of chip in a kind of charging tray |
| CN206937402U (en) * | 2017-01-06 | 2018-01-30 | 天津冠之星纸制品有限责任公司 | A kind of rotation cutting machine of the special detectable paper flatness of corrugated paper |
| CN206754739U (en) * | 2017-03-17 | 2017-12-15 | 上海葛世工业自动化有限公司 | The underbeam mounting bracket and angular adjustment seat of safe light curtain |
| CN206989899U (en) * | 2017-07-19 | 2018-02-09 | 上海国纪电子材料有限公司 | Board thickness measuring device |
| CN208082929U (en) * | 2017-12-27 | 2018-11-13 | 汇鑫世纪汽车部品（天津）有限公司 | A kind of automobile injection-moulded plastic part defect ware identification device |
| CN208125083U (en) * | 2018-05-07 | 2018-11-20 | 安庆瑞钼特金属新材料有限公司 | Collimator lenticular lenses flatness checking device |
| CN208482825U (en) * | 2018-05-29 | 2019-02-12 | 镇江新区恒盛物流有限公司 | A kind of logistics chain whole process managing and control system |
| CN109059778A (en) * | 2018-08-29 | 2018-12-21 | 北京新能源汽车股份有限公司 | A kind of measuring device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105866661B (en) | PCBA locating and detecting device and testing agency | |
| CN104166085A (en) | PCBA board testing device | |
| WO2018093988A1 (en) | Next generation warpage measurement system | |
| CN205643630U (en) | PCBA location detection device and detection mechanism | |
| CN216560320U (en) | Flatness automatic defect detection equipment based on machine vision | |
| CN110017772A (en) | A kind of system and method for detection chip positional shift | |
| KR101671712B1 (en) | Multi-position stiffness test apparatus of flat glass | |
| CN111077511A (en) | Laser attenuation device, laser radar simulation test system and method thereof | |
| CN105823421B (en) | A kind of fascia board girder automatic detection device | |
| CN107764164A (en) | A kind of commutator endoporus detection device | |
| KR101845169B1 (en) | Ultrasonic imaging device | |
| CN111007150B (en) | Online ultrasonic imaging detection device | |
| CN210198313U (en) | Car bumper cutting hole on-line measuring device | |
| CN214792987U (en) | Three-coordinate measuring machine | |
| CN213318704U (en) | Part gasket anti-overlapping installation detection device | |
| CN105988071B (en) | Semiconductor test equipment and method | |
| CN207923095U (en) | A kind of detection structure of endoporus detection device | |
| CN108303600B (en) | Compensation system and compensation method for measuring electromagnetic performance of measured object | |
| KR101937028B1 (en) | Device for Cutting Acrylic plate and method using the same | |
| CN219320016U (en) | Driving device of on-line surface density measuring device for battery pole piece | |
| CN108955533B (en) | Height inspection device for assembling machine and assembling machine | |
| CN216291450U (en) | Automatic horn tone quality detection device | |
| CN219265268U (en) | Photovoltaic glass thickness detection device | |
| CN111007386B (en) | Test equipment | |
| CN208992118U (en) | PIN needle installing mechanism and automobile coil-winding welding streamline |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190716 |
|
| RJ01 | Rejection of invention patent application after publication |