CN109238145A - Main optical automatic tester - Google Patents
Main optical automatic tester Download PDFInfo
- Publication number
- CN109238145A CN109238145A CN201810928495.2A CN201810928495A CN109238145A CN 109238145 A CN109238145 A CN 109238145A CN 201810928495 A CN201810928495 A CN 201810928495A CN 109238145 A CN109238145 A CN 109238145A
- Authority
- CN
- China
- Prior art keywords
- camera
- inclined hole
- detection piece
- shooting
- body surface
- 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
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
-
- 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
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0608—Height gauges
-
- 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
- G01B11/08—Measuring arrangements characterised by the use of optical techniques for measuring diameters
-
- 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
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
Abstract
The invention mainly relates to a kind of main optical automatic testers, more particularly to 15 degree of three hole in drill chuck main body, the depth of parallelism, symmetry, open the item detections such as shelves and outer dimension, it is whether overproof that each examined item can be judged automatically, with realization body from the automation for being worked into finished product.It includes cabinet, computer, camera, camera lens, light source, laser range sensor, servo motor, bracket, PLC.Present invention reduces detection time, detection accuracy is stablized, reduces the labor intensity of operator, solve the automatic detection of size of main body, realize automation of the main body from round steel to finished product.
Description
Technical field
The present invention relates to the optical inspection means of the body element with inclined hole, the main optical of in particular drill chuck is automatic
Detection device.
Background technique
In the prior art, drill chuck part --- dimension control is required after main body machining, manual inspection will be by amount
Block, dial gauge, slide calliper rule etc., detection project is more, complicated for operation, has higher requirements to the essential of exercise.This is detected automatically because lacking
Ring, main body can not achieve the automation from round steel to storage.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of main optical automatic testers, and detection time is short, operation
Laborsaving, detection accuracy is reliable and stable, detects automatically to the drill body of drill chuck.For this purpose, the invention adopts the following technical scheme:
Main optical automatic tester, it is characterised in that shoot camera, point light source, laser including shooting cabinet, computer, body surface
Distance measuring sensor, inclined hole shooting camera, area source, thread cnnecting shaft and its driving servo motor, reflective mirror；
The camera lens of body surface shooting camera, thread cnnecting shaft, area source position match, the mirror of the body surface shooting camera
Head face is connected to the detection piece in thread cnnecting shaft, and area source is then in the back for the detection piece being connected in thread cnnecting shaft
Afterwards；
The position for the camera lens that the reflective mirror and point light source, inclined hole shoot camera matches, and the reflective mirror and inclined hole shoot phase
There is the test space, the test space is for being arranged detection piece, and the light for emitting point light source is by anti-between the camera lens of machine
One end that the tested inclined hole of detection piece can be shone after mirror reflects is penetrated, the inclined hole shooting camera is then clapped in the other end of tested inclined hole
It takes the photograph；
The servo motor is connect with its controller, and the body surface shooting camera and inclined hole shooting camera are connect with computer.
Further, the point light source and laser range sensor be on shared support, the body surface shooting camera and
Its camera lens is separately mounted to body surface shooting camera support, on lens bracket, and on area source bracket, reflective mirror is mounted in area source
On reflector bracket, inclined hole shoots camera on inclined hole shooting camera support, and the shared support, body surface shoot camera branch
Frame, lens bracket, area source bracket, reflector bracket, inclined hole shooting camera support are installed on pedestal and in shooting case
In vivo.
Further, the servo motor is controlled by PLC controller, and PLC controller is watched according to the signal of setting to control
Motor start and stop or positive and negative rotation are taken, the start and stop or positive and negative rotation of the detection piece, the laser range sensor and PLC controller are driven
It is connected.
Further, the inclined hole shooting camera is connected with its camera lens, and inclined hole shoots camera by being mounted on inclined hole shooting
It is located at the top of the detection piece on camera support, inclined hole shoots the axis of the camera lens of camera and the inclined hole axis of the detection piece
Line is overlapped.
Further, the light-emitting surface of the point light source is directed toward the reflective mirror, and reflective mirror is by being mounted on the reflective mirror
It is located at the obliquely downward of detection piece on bracket, the light that point light source issues is radiated at one end of the inclined hole of detection piece by reflecting mirror.
Further, the area source provides backlight, the body surface camera intake to the camera lens of body surface shooting camera
The outer profile of the detection piece is supplied to inspection software and is calculated.
Further, the point light source shoots the inclined hole wheel that camera absorbs the detection piece to the inclined hole by reflective mirror
Exterior feature provides backlight, and the inclined hole shooting camera absorbs the inclined hole profile of the detection piece, is supplied to inspection software and calculated.
Further, the positioning after the positioning laser rotates by a certain angle in the detection process for the detection piece.
Further, the computer control executes associated electronic components, and display screen shows the outer surface ruler of detection piece
The detection parameters of very little value and inclined hole, and whether directly display detection piece overproof.
Due to using technical solution of the present invention, the present invention can connect automatically drill chuck drill body, position, examine
It surveys, can be applied on production line, create conditions for drill chuck main body from the automation for being worked into storage.In addition, the present invention
Being applicable to front end has the automatic detection of revolving body metal parts of threaded connection hole with inclined hole rear end.
Detailed description of the invention
Automatic optical detector overall schematic based on Fig. 1；
Enlarged diagram inside automatic optical detector based on Fig. 2；
Automatic optical detector detection position schematic diagram based on Fig. 3.
Specific embodiment
Referring to attached drawing.Main optical automatic tester provided by the invention, including shooting cabinet 1, computer 2, body surface are clapped
Camera 4, point light source 8, laser range sensor 9, inclined hole shooting camera 11, area source 14, thread cnnecting shaft 16 and its driving
Servo motor, reflective mirror 17, thread cnnecting shaft 16 is used for connecting detection part 13, and in the present embodiment, the detection piece 13 is drill point
Head drill body, the drill body be revolving body metal parts, have around the equally distributed 3 front end inclined holes 133 of axis and after
Hold threaded connection hole 134.
The body surface shooting camera 4 and inclined hole shooting camera 11 are connect with computer 2, carry out data transmission and receiving refers to
It enables.The servo motor is connect with its controller, the controller be PLC controller, PLC controller according to the signal of setting come
Servo motor start and stop or positive and negative rotation are controlled, drives the start and stop or positive and negative rotation of the detection piece 13, servo motor can be according to setting
Torque value stop working, after detection piece 13 is put into thread cnnecting shaft 16, driving of the thread cnnecting shaft 16 in servo motor
Lower rotation, external screw thread 161 are connect with the internal thread hole 134 of detection piece 13, and after being threadedly coupled in place, torque value reaches setting
Value, servo motor stop operating, and realize that detection piece 13 is loaded into accurate check bit automatically.Laser range sensor 9 is also controlled with PLC
Device processed is connected.
The body surface shooting camera 4 is fastenedly connected with its camera lens 6, and the camera lens 6 of the body surface shooting camera 4 is threadedly coupled
Axis 16, area source 14 position match, 6 face of camera lens of body surface shooting camera is connected to the inspection in thread cnnecting shaft 16
Part 13 is surveyed, area source 14 is then in the behind for the detection piece 13 being connected in thread cnnecting shaft 16；The area source 14 is to described
The camera lens 6 that body surface shoots camera 4 provides backlight, shoots required image for body surface shooting camera 4 and provides environment, the body surface camera
The outer profile for absorbing the detection piece is supplied to inspection software and is calculated.
The inclined hole shooting camera 11 is fastenedly connected with its camera lens 12, and the reflective mirror 17 and point light source 8, inclined hole shoot phase
The position of the camera lens 12 of machine 11 matches, and has the test space between the reflective mirror 17 and the camera lens 12 of inclined hole shooting camera,
For the test space for detection piece 13 is arranged, the light for emitting point light source 8 can shine detection after the reflection of reflecting mirror 17
One end of the tested inclined hole 133 of part, the inclined hole shooting camera 4 is then in the other end shooting of tested inclined hole 133.Inclined hole shoots phase
Machine 11 is located at the top of the detection piece 13 and being mounted on inclined hole and shooting on camera support 10, and inclined hole shoots the mirror of camera 11
First 12 axis is overlapped with the inclined hole axis of the detection piece 13.The light-emitting surface of the point light source 8 is directed toward the reflective mirror 17, instead
Light microscopic 17 is located at the obliquely downward of detection piece 13 and being mounted on reflector bracket, and the light that point light source 8 issues passes through reflecting mirror
It is radiated at one end of the inclined hole of detection piece.The point light source 8 is absorbed by reflective mirror 17 to inclined hole shooting camera 11 described
The inclined hole profile of detection piece 13 provides backlight, and the inclined hole shooting camera absorbs 133 profile of inclined hole of the detection piece, is supplied to
Inspection software is calculated.
LED point light source can be used in the point light source.LED area light source can be used in the area source.
In implementation, the shooting cabinet 1 connect that (organisation of working includes but is not limited to numerical control with the organisation of working of detection piece 13
Lathe), after detection piece 13 is processed mechanism completion of processing, the screw thread that part is put into shooting cabinet 1 will test by manipulator and connect
In spindle 16.Above filming apparatus, the light source etc. may be provided in shooting cabinet 1, can also partially be arranged in cabinet, as long as
Guarantee that detection piece 13 is in shooting cabinet to be taken.
In the present embodiment, the point light source 8 and laser range sensor 9 are on shared support 7, the body surface shooting
Camera 4 and its camera lens 6 are separately mounted to body surface shooting camera support 3, on lens bracket 5, and area source 14 is mounted in area source bracket
On 15, for reflective mirror 17 on reflector bracket 18, inclined hole shoots camera 11 on inclined hole shooting camera support 10, described total
Camera branch is shot with bracket 7, body surface shooting camera support 3, lens bracket 5, area source bracket 15, reflector bracket 18, inclined hole
Frame 10 is installed on pedestal 19 and in shooting cabinet 1.
The cabinet 1 carries PLC power control cabinet and computer 2, and computer 2 installs inspection software.
16 upper end of thread cnnecting shaft is external screw thread 161, is used for connecting detection part 13, lower end connects servo motor, whole
Body is fastened on pedestal 19.
The laser range sensor 9 is fixed on 8 side of point light source by shared support 7, and laser range sensor 9 emits
Laser irradiation on the detection position 132 of detection piece 13, laser range sensor 9 issue electric impulse signal, the signal is by PLC
PLC issues electric impulse signal to servo motor after capturing, and the stalling of servo motor is controlled with this.
The present invention will be ingested target and be converted into picture signal, sent to using visual theory by image-pickup device
Image processing system carries out operation according to pixel distribution and color light and shade, digital signal is converted to, to whether differentiate detection piece
In values (i.e. whether overproof).Execution movement is as follows:
By tool clamping detection piece 13 be put on the external screw thread of thread cnnecting shaft 16 after, servo motor rotate forward, screw thread in place after,
Torque value reaches setting value, and servo motor stops operating, and clamping device removes.Then location action, servo motor driving are executed
13 slow rotation of thread cnnecting shaft 16 and detection piece positions the laser detection position 132 in laser irradiation to detection piece, servo electricity
Machine stops operating.Inclined hole shoots camera 11 and shoots inclined hole internal image, and software program calculates image, inspection software interface
Show the image shot and detection parameters and judging result；Then, servo motor continues to drive thread cnnecting shaft 16 and detection piece
13 slow rotations, after positioning next laser detection position 132 in laser irradiation to detection piece, servo motor stops operating.
Inclined hole shoots the image that camera 11 shoots second inclined hole, and software program calculates image, and inspection software interface display is clapped
The image and detection parameters and judging result taken the photograph.While the detection of the last one inclined hole, body surface shoots camera shot detection part
Outer table skeleton 131, to image calculate after, show the diameter and height dimension of body surface.After the completion of above-mentioned, blanking action is executed,
Servo motor reversion, detection piece clamping device clamping under by back-out thread cnnecting shaft, and be moved out of shooting cabinet 1, detection knot
Beam.Each detection project step body surface size detection of three inclined holes is automatically performed.
When comparing, the inclined hole outline data of shooting is compared computer with standard inclined hole outline data, and
In conjunction with the body-contoured data of drill body, whether occur deviateing according to inclined hole outline position or bias data value, judges the axis of inclined hole
Whether the flatness of line and drill chuck main body central axes meets the requirements, the axis of inclined hole and the angle of drill chuck main body central axes are
No to meet the requirements, whether inclined hole symmetry meets the requirements and whether the intersection position of three inclined holes meets the requirements.
Above is only a specific embodiment of the present invention, but structure feature of the invention is not limited thereto, Ren Heben
Within the field of the present invention, made changes or modifications all cover within the protection scope of the present invention the technical staff in field.
Claims (9)
1. main optical automatic tester, it is characterised in that including shooting cabinet, computer, body surface shooting camera, point light source, swash
Ligh-ranging sensor, inclined hole shooting camera, area source, thread cnnecting shaft and its driving servo motor, reflective mirror；
The camera lens of body surface shooting camera, thread cnnecting shaft, area source position match, the mirror of the body surface shooting camera
Head face is connected to the detection piece in thread cnnecting shaft, and area source is then in the back for the detection piece being connected in thread cnnecting shaft
Afterwards；
The position for the camera lens that the reflective mirror and point light source, inclined hole shoot camera matches, and the reflective mirror and inclined hole shoot phase
There is the test space, the test space is for being arranged detection piece, and the light for emitting point light source is by anti-between the camera lens of machine
One end that the tested inclined hole of detection piece can be shone after mirror reflects is penetrated, the inclined hole shooting camera is then clapped in the other end of tested inclined hole
It takes the photograph；
The servo motor is connect with its controller, and the body surface shooting camera and inclined hole shooting camera are connect with computer.
2. main optical automatic tester as described in claim 1, it is characterised in that the point light source and laser ranging sensing
For device on shared support, the body surface shooting camera and its camera lens are separately mounted to body surface shooting camera support, lens bracket
On, area source is on area source bracket, and on reflector bracket, inclined hole shoots camera and shoots camera mounted in inclined hole reflective mirror
On bracket, the shared support, body surface shooting camera support, lens bracket, area source bracket, reflector bracket, inclined hole shooting
Camera support is installed on pedestal and in shooting cabinet.
3. main optical automatic tester as described in claim 1, it is characterised in that the servo motor is by PLC controller control
System, PLC controller controls servo motor start and stop or positive and negative rotation according to the signal of setting, drives the start and stop or just of the detection piece
Reversion, the laser range sensor are connected with PLC controller.
4. main optical automatic tester as described in claim 1, it is characterised in that the inclined hole shooting camera and its camera lens
It is connected, inclined hole shoots the top that camera is located at the detection piece and being mounted on inclined hole and shooting on camera support, inclined hole shooting
The axis of the camera lens of camera is overlapped with the inclined hole axis of the detection piece.
5. main optical automatic tester as described in claim 1, it is characterised in that the light-emitting surface of the point light source is directed toward institute
Reflective mirror is stated, reflective mirror is located at the obliquely downward of detection piece, the light that point light source issues and being mounted on the reflector bracket
One end of the inclined hole of detection piece is radiated at by reflecting mirror.
6. main optical automatic tester according to claim 1, it is characterised in that the area source is clapped to the body surface
The camera lens of camera provides backlight, and the body surface camera absorbs the outer profile of the detection piece, is supplied to inspection software and counted
It calculates.
7. main optical automatic tester according to claim 1, it is characterised in that the point light source is given by reflective mirror
The inclined hole profile that the inclined hole shooting camera absorbs the detection piece provides backlight, and the inclined hole shooting camera absorbs the detection
The inclined hole profile of part, is supplied to inspection software and is calculated.
8. main optical automatic tester according to claim 1, it is characterised in that the positioning laser is used for the inspection
Survey the positioning after part rotates by a certain angle in the detection process.
9. main optical automatic tester according to claim 1, it is characterised in that the computer control executes correlation
Electronic component, display screen shows the exterior surface dimension value of detection piece and the detection parameters of inclined hole, and directly displays detection piece and be
It is no overproof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810928495.2A CN109238145A (en) | 2018-08-15 | 2018-08-15 | Main optical automatic tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810928495.2A CN109238145A (en) | 2018-08-15 | 2018-08-15 | Main optical automatic tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109238145A true CN109238145A (en) | 2019-01-18 |
Family
ID=65070631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810928495.2A Pending CN109238145A (en) | 2018-08-15 | 2018-08-15 | Main optical automatic tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109238145A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0113691A2 (en) * | 1983-01-10 | 1984-07-18 | Universal Vision Company | Improvements relating to profile imaging techniques |
| GB2186359A (en) * | 1986-01-18 | 1987-08-12 | Automatix International U K Li | Automatically and accurately positioning a workpiece |
| CN204649165U (en) * | 2015-06-05 | 2015-09-16 | 苏州鼎纳自动化技术有限公司 | Profile tolerance laser detecting apparatus |
| CN106767423A (en) * | 2017-03-03 | 2017-05-31 | 苏州云太基智能科技有限公司 | Automatic Visual Inspection instrument |
| CN206347976U (en) * | 2016-11-18 | 2017-07-21 | 大族激光科技产业集团股份有限公司 | A kind of non-contact surface flatness optical measuring apparatus |
| CN206430701U (en) * | 2016-12-23 | 2017-08-22 | 大族激光科技产业集团股份有限公司 | A kind of measurement apparatus of gap offset |
-
2018
- 2018-08-15 CN CN201810928495.2A patent/CN109238145A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0113691A2 (en) * | 1983-01-10 | 1984-07-18 | Universal Vision Company | Improvements relating to profile imaging techniques |
| GB2186359A (en) * | 1986-01-18 | 1987-08-12 | Automatix International U K Li | Automatically and accurately positioning a workpiece |
| CN204649165U (en) * | 2015-06-05 | 2015-09-16 | 苏州鼎纳自动化技术有限公司 | Profile tolerance laser detecting apparatus |
| CN206347976U (en) * | 2016-11-18 | 2017-07-21 | 大族激光科技产业集团股份有限公司 | A kind of non-contact surface flatness optical measuring apparatus |
| CN206430701U (en) * | 2016-12-23 | 2017-08-22 | 大族激光科技产业集团股份有限公司 | A kind of measurement apparatus of gap offset |
| CN106767423A (en) * | 2017-03-03 | 2017-05-31 | 苏州云太基智能科技有限公司 | Automatic Visual Inspection instrument |
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| 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: 20190118 |
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| RJ01 | Rejection of invention patent application after publication |