CN107576849A - A kind of PE pipe fitting resistance automatic detection running fix devices of carrying machine vision - Google Patents
A kind of PE pipe fitting resistance automatic detection running fix devices of carrying machine vision Download PDFInfo
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- CN107576849A CN107576849A CN201710616650.2A CN201710616650A CN107576849A CN 107576849 A CN107576849 A CN 107576849A CN 201710616650 A CN201710616650 A CN 201710616650A CN 107576849 A CN107576849 A CN 107576849A
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- axis
- test pencil
- measurement
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- machine vision
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Abstract
The invention belongs to mechanical field, disclose a kind of PE pipe fitting resistance automatic detection running fix devices of carrying machine vision, in the fixed position of device mounting bracket, camera, X axis double lead-screw mechanism and Y-axis single screw mechanism are set, each leading screw of X axis double lead-screw mechanism configures a measurement table pen assembly, X axis double lead-screw mechanism is displaced to the coordinate pair level of two binding posts of PE electric melting pipe fittings by the Z axis that measurement table pen assembly includes being used to drive the Z-direction movement of measurement test pencil to driver, motor driving Y-axis screw mechanism；Motor drives two measurement table pen assemblies in X-axis double lead-screw mechanism to be moved to the coordinate pair level of two binding posts of PE electric melting pipe fittings respectively, and Z axis is moved to driver drives measurement test pencil and contacted with PE Wiring terminal of electric melting pipe.The present invention realizes that resistance measurement test pencil is moved into place by coordinate by machine vision function cooperative mechanical structure, completes the automatic measurement of resistance value.Transformation provides good support for the production automation.
Description
Technical field
The present invention relates to mechanical structure device, the PE pipe fitting resistance automatic detection movement of particularly a kind of carrying machine vision
Positioner.
Background technology
Polyethylene material pipeline is typically docked using hot melt or electric smelting mode, and PE electric melting pipe fittings are the main portions of electric smelting docking
Part, its inner wall surface are embedded with the resistance wire that is spirally distributed, after resistance wire energization can heating and melting polythene material will dock
Pipeline is welded together with it.Because PE electric melting pipe fittings are likely to occur the shapes such as interannular short circuit, fracture of wire, resistance value be uneven in production
Condition is detected to control product quality, and due to its shape of product size, rule, it is necessary to carry out resistance value one by one to electric melting pipe fittings finished product
The diversity of lattice kind is more at present manually by the resistance on the detection test pencil docking PE electric melting pipe fittings of resistance detection equipment
Silk binding post reads resistance data.
Connect to realize the automatic detection of plurality of specifications PE electric melting pipe fittings resistance values, it is necessary to solve positioning electric melting pipe fittings resistance
Terminal position and the detection test pencil movement of resistance detection equipment measure problem of both resistance.Industry manufacture field, to realize certainly
Dynamicization, the coordinate points on particular space are determined with Machine Vision Recognition Technology, and the occasion that drive mechanism acts on demand is a lot, from
Also have for simple function and more can refer to technology and product, but in view of the spy of PE electric melting pipe fittings product parameters and manufacturing process etc.
Different property, with reference to the requirement such as detection efficiency and Reliability of Microprocessor, still need in the system design and modular construction of automatic detection device
Innovated.
The content of the invention
The purpose of the present invention：PE electric melting pipe fittings resistance automatic detection problems are aimed to solve the problem that, propose that one kind relies on machine vision
PE electric melting pipe fittings resistor wiring posts position is identified, is PE electric smelting with the three-dimensional mobile devices for realizing double testing head contact value of X-Y-Z
The detection of pipe fitting resistance value automatic on-line provides technical support.
To achieve the above object, the technical solution adopted in the present invention：A kind of PE pipe fitting resistance of carrying machine vision is automatic
Running fix device is used in detection, described to take the photograph provided with the camera for identifying resistor wiring post position on tested PE electric melting pipe fittings
As head is arranged on the fixed position of device mounting bracket, can be obtained in the case where video image processing software and coordinate setting software coordinate
Resistor wiring post center point coordinate in specific definitions plane.For driving measurement test pencil and two wiring styletables of PE electric melting pipe fittings
Corresponding moving drive mechanism, including the X axis double lead-screw mechanism and Y-axis single screw machine driven by stepping or servomotor
Structure, each leading screw of X axis double lead-screw mechanism configure a measurement table pen assembly, and measurement table pen assembly includes being used to drive measurement table
X axis double lead-screw mechanism is displaced to PE electric smelting pipes by the Z axis of Z-direction movement to driver, motor driving Y-axis screw mechanism
The coordinate pair level of two binding posts of part；Under conditions of two binding post vision lines of electric melting pipe fittings are parallel to X-axis, motor point
Two measurement table pen assemblies that Qu Dong be in X-axis double lead-screw mechanism are moved to the Coordinates calibration of two binding posts of PE electric melting pipe fittings
Position.Z axis is moved to and contacted with PE Wiring terminal of electric melting pipe in the Z-axis direction to driver drives measurement test pencil.
Further, the measurement table pen assembly includes the expansion link for installing measurement test pencil, and the Z axis is to driving
Device is stretched using pneumatically or electrically magnet type of drive driving expansion link.
Further, there is reality to be not parallel to X-axis or X-Y two-dimensional movements in two binding post vision lines of PE electric melting pipe fittings
Also reliably contact measurement can be realized during the alignment error of border, telescopic rod end is provided for fixing the test pencil terminals of test pencil line
Son, measurement test pencil are connected with test pencil binding post, and measurement table tip of the brushstyle of a writing or painting portion sets taper gauge head fixed spring, taper gauge head fixed spring
Taper gauge head is fixed in end.
Further, the mounting bracket includes two parallel to the transverse beam of X-axis and two longitudinal beams parallel to Y-axis,
The X axis double lead-screw mechanism is arranged on X-axis trave lling girder, and X-axis trave lling girder both ends are arranged on installation by guide rail mechanism respectively
On two longitudinal beams of frame.The Y-axis movable block being assemblied on Y-axis screw mechanism is fixed with X-axis trave lling girder, two measurement test pencils
Component is separately positioned in two X-axis slide blocks being assemblied in X axis double lead-screw mechanism, and the X-axis slide block passes through guide rail mechanism
It is arranged on X-axis trave lling girder.
Further, in order to avoid connection gauge head and the wire of universal meter are snapped into guide rail mechanism, cause device it is stuck,
Detect the failures such as line electrical leakage, conductor cord disconnection.X-axis trave lling girder both ends set a test pencil line support wheel, test pencil line respectively
Support wheel periphery insulate, and the first end of two test pencil lines connects two measurement test pencils respectively, and the second end bypasses two respectively
Test pencil line support wheel, test pencil line go to insulation sleeve, the second end of two test pencil lines around the part of test pencil line support wheel
An insulated connecting piece is connected respectively, and two insulated connecting pieces are connected by spring.Set respectively on two longitudinal beams of mounting bracket
One conductiving slide rail, two conductiving slide rails connect two measurement terminals of universal meter, each test pencil line branch by wire respectively
Support wheel outside sets an elastic conduction contact, is fixedly installed in the middle part of elastic conduction contact relative to X-axis trave lling girder, elastic conduction touches
Piece is insulated with X-axis trave lling girder, and the contravention of elastic conduction contact first is pressed against on the test pencil line around test pencil line support wheel, the
Two contravention elasticity are pressed against on conductiving slide rail.When test pencil component X axis moves, the spring for connecting two insulated connecting pieces is kept
Test pencil side is tightened, and is avoided test pencil line from pitching and then be possibly snapped into guide rail slide block and is caused failure.
The features of the present invention：(1) X axis is configured with motor-driven double lead-screw, is filled respectively on the sliding block of two double leads
There is Z axis to pneumatically or electrically driver；Y-axis is configured with motor driving single screw, and the sliding block of leading screw can drive X axis double lead-screw
It is simultaneously mobile in the Y direction.(2) two Z axis on driver expansion link with can fixation measuring test pencil line taper gauge head.(3)
Camera is equipped with the fixed position of device mounting bracket, two X, Y the two-dimensional movement coordinates obtained through image procossing, drives one
Y-axis and two X axis motors, move three sliding blocks on leading screw and reach given coordinate bit.(4) combination of features described above, it is
In order to complete to move the survey of resistance measurement test pencil by coordinate after binding post position is captured and identified by camera on PE electric melting pipe fittings
Power taking resistance, when two binding post vision lines of PE electric melting pipe fittings and the X-axis depth of parallelism deviate it is larger when, can be further added by one it is whole
The rotation dimension of individual device, so as to realize the micro-adjustment of the depth of parallelism.
Beneficial effects of the present invention：The machine vision function of being realized by camera and image processing software, realizes resistance
Measurement test pencil is moved into place by coordinate, and can realize the automatic measurement of resistance value.Reliability in practicality, compatibility are considered in structure
Property the problems such as, transformation for the production automation provides beneficial support, or similar design is offered reference.
Brief description of the drawings
Fig. 1 is the overall structure diagram of apparatus of the present invention.
Fig. 2 is apparatus of the present invention X-axis screw mechanism part partial enlarged drawing.
Fig. 3 is measurement table pen assembly structural representation in apparatus of the present invention.
Fig. 4 is measurement table pen assembly one end enlarged drawing.
Fig. 5 is taper gauge head shape and mounting structure schematic diagram in measurement test pencil.
In figure, 1-X-axis motor (two), 2-X-axis leading screw（Two）, 3-X-axis slide block（Two）, 4-X axis
Rail plate（One two sections）；5-Y-axis motor, 6-Y-axis leading screw, 7-Y-axis movable block, 8-Y-axis rail plate（Two
Bar）, 9-Y-axis leading screw fixed block（Two pieces）；10-camera, 11-camera mounting rod；12-device mounting bracket, 13-stretch
Contracting bar, 14-test pencil binding post, 15-taper gauge head fixed spring, 16-taper gauge head.
Embodiment
As Figure 1-5, apparatus main body is quadra structure, and square device mounting bracket 12 includes parallel with Y-axis
Two longitudinal beams and two transverse beams parallel with X-axis, two Y-axis rail plates 8 are separately fixed on two longitudinal beams.Two horizontal strokes
One Y-axis leading screw fixed block 9 is set respectively on to beam, the one end of Y-axis leading screw 6 is assemblied on a Y-axis leading screw fixed block 9 by bearing,
Other end connection Y-axis motor 5, Y-axis motor 5 is arranged on another Y-axis leading screw fixed block 9.One is set along X axis
X-axis trave lling girder, its both ends is assemblied on two Y-axis rail plates 8 by sliding shoe respectively.Two sections of X axis rail plates
Coaxially it is fixed on X-axis trave lling girder, two X-axis slide blocks are slidably mounted on two sections of X axis rail plates respectively, two X-axis
A set of measurement table pen assembly is installed respectively on sliding block.One Y-axis movable block 7 is fixed on X-axis trave lling girder centre position, Y-axis movable block 7
It is assemblied on Y-axis leading screw.Two X-axis leading screws 2 are inner to be assemblied in Y-axis movement 7 by bearing respectively, and outer end connects an X respectively
Axle motor 1.Two X-axis motors 1 are separately fixed at X-axis trave lling girder both ends.Two, camera 10 is arranged on camera
On mounting rod 11, camera mounting rod both ends are connected in two transverse beams.As used between camera mounting rod and transverse beam
Slidable connection structure, then camera mounting rod 11 is translated in the X-axis, can adjust the position of camera.
Measurement table pen assembly includes expansion link 13, and expansion link is in Z axis to driver（Inside the expansion link of position, do not show in figure
Go out）Driving is lower flexible.Telescopic rod end is provided for fixing the test pencil binding post 14 of test pencil line, and measurement test pencil connects with test pencil
Line terminals connect, and measurement table tip of the brushstyle of a writing or painting portion sets taper gauge head fixed spring 15, and taper gauge head is fixed in taper gauge head fixed spring end
16。
When the present apparatus works, while two points are positioned, the geometric properties on selected workpiece make positioning characteristics of objects, described to take the photograph
As first 9 image informations for obtaining the positioning characteristics of objects and single-chip microcomputer is sent to, single-chip microcomputer carries out image procossing, identification to image
Positioning characteristics of objects on workpiece, and according to the proportionate relationship of the geometric properties of object and pixel calculate object geomery and
Position coordinates, then coordinate is reflected to X-axis motor 1 and Y-axis motor 5, electricity is driven by X-axis motor 1 and Y-axis
The linkage driving leading screw 2,6 of machine 5 realizes that the movement in XY two dimensional surfaces of measurement test pencil is positioned, real by plug drive device 7
Existing PE pipe fitting resistance plugs, automatic detection signal is reflected by the universal meter of wire connection.
X-axis trave lling girder both ends set a test pencil line support wheel respectively, and test pencil line support wheel periphery insulate, two
The first end of test pencil line connects two measurement test pencils respectively, and the second end bypasses two test pencil line support wheels respectively, and test pencil connects
Line removes insulation sleeve around the part of test pencil line support wheel, and the second end of two test pencil lines connects an insulated connecting piece respectively,
Two insulated connecting pieces are connected by spring.One conductiving slide rail is set respectively on two longitudinal beams of mounting bracket, and two conductive sliding
Rail connects two measurement terminals of universal meter by wire respectively, and an elastic conduction is set on the outside of each test pencil line support wheel
Contact, elastic conduction contact middle part are fixedly installed relative to X-axis trave lling girder, and elastic conduction contact insulate with X-axis trave lling girder, elasticity
The contravention of conductive contact blade first is pressed against on the test pencil line around test pencil line support wheel, and the second contravention elasticity is pressed against conductive cunning
On rail.
Above-mentioned embodiment is only the specific case of the present invention, and scope of patent protection of the invention includes but is not limited to
The product form and style of above-mentioned embodiment, a kind of PE of any carrying machine vision for meeting claims of the present invention
The appropriate change that pipe fitting resistance automatic detection running fix device and any person of an ordinary skill in the technical field are done to it
Change or modify and should all fall into scope of patent protection of the invention suitable for other standards series.
Claims (5)
1. the PE pipe fitting resistance automatic detection running fix devices of a kind of carrying machine vision, it is characterised in that provided with for knowing
Not Bei Ce on PE electric melting pipe fittings resistor wiring post position camera, the camera is arranged on the fixed bit of device mounting bracket
Put, the corresponding moving drive mechanism for driving measurement two wiring styletables of test pencil and PE electric melting pipe fittings includes by stepping or watched
Take motor-driven X axis double lead-screw mechanism and Y-axis single screw mechanism, each leading screw configuration one of X axis double lead-screw mechanism
Measurement table pen assembly, the Z axis that measurement table pen assembly includes being used to drive the Z-direction movement of measurement test pencil drive to driver, motor
X axis double lead-screw mechanism is displaced to the coordinate pair level of two binding posts of PE electric melting pipe fittings by dynamic Y-axis screw mechanism；In electric smelting pipe
Under conditions of two binding post vision lines of part are parallel to X-axis, motor drives two measurement tables in X-axis double lead-screw mechanism respectively
Pen assembly is moved to the coordinate pair level of two binding posts of PE electric melting pipe fittings, and Z axis measures test pencil in Z-direction to driver drives
On be moved to and contacted with PE Wiring terminal of electric melting pipe.
2. the PE pipe fitting resistance automatic detection running fix devices of carrying machine vision according to claim 1, its feature
Be, the measurement table pen assembly includes the expansion link for installing measurement test pencil, the Z axis to driver using pneumatic or
Solenoid actuated mode drives expansion link to stretch.
3. the PE pipe fitting resistance automatic detection running fix devices of carrying machine vision according to claim 2, its feature
It is, telescopic rod end is provided for fixing the test pencil binding post of test pencil line, and measurement test pencil is connected with test pencil binding post,
Measurement table tip of the brushstyle of a writing or painting portion sets taper gauge head fixed spring, and taper gauge head is fixed in taper gauge head fixed spring end.
4. the PE pipe fitting resistance automatic detection running fix devices of carrying machine vision according to claim 1, its feature
It is, device mounting bracket includes two parallel to the transverse beam of X-axis and two longitudinal beams parallel to Y-axis, the X axis mariages
Thick stick mechanism is arranged on X-axis trave lling girder, and X-axis trave lling girder both ends are arranged on two longitudinal beams of mounting bracket by guide rail mechanism respectively
On；The Y-axis movable block being assemblied on Y-axis screw mechanism is fixed with X-axis trave lling girder, and two measurement table pen assemblies are separately positioned on
It is assemblied in two X-axis slide blocks in X axis double lead-screw mechanism, the X-axis slide block is arranged on X-axis trave lling girder by guide rail mechanism
On.
5. the PE pipe fitting resistance automatic detection running fix devices of carrying machine vision according to claim 4, its feature
It is, X-axis trave lling girder both ends set a test pencil line support wheel, the insulation of test pencil line support wheel periphery, two tables respectively
The first end of line connects two measurement test pencils respectively, and the second end bypasses two test pencil line support wheels, test pencil line respectively
Insulation sleeve is removed around the part of test pencil line support wheel, the second end of two test pencil lines connects an insulated connecting piece respectively, and two
Individual insulated connecting piece is connected by spring；One conductiving slide rail, two conductions are set respectively on two longitudinal beams of device mounting bracket
Slide rail connects two measurement terminals of universal meter by wire respectively, and an elastic conducting is set on the outside of each test pencil line support wheel
Electric contact point, elastic conduction contact middle part are fixedly installed relative to X-axis trave lling girder, and elastic conduction contact insulate with X-axis trave lling girder, bullet
The property contravention of conductive contact blade first is pressed against on the test pencil line around test pencil line support wheel, and the second contravention elasticity is pressed against conduction
On slide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710616650.2A CN107576849A (en) | 2017-07-20 | 2017-07-20 | A kind of PE pipe fitting resistance automatic detection running fix devices of carrying machine vision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710616650.2A CN107576849A (en) | 2017-07-20 | 2017-07-20 | A kind of PE pipe fitting resistance automatic detection running fix devices of carrying machine vision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107576849A true CN107576849A (en) | 2018-01-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710616650.2A Pending CN107576849A (en) | 2017-07-20 | 2017-07-20 | A kind of PE pipe fitting resistance automatic detection running fix devices of carrying machine vision |
Country Status (1)
| Country | Link |
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| CN (1) | CN107576849A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113686375A (en) * | 2021-09-22 | 2021-11-23 | 常州检验检测标准认证研究院 | Automatic digital meter verification method |
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| CN113686375A (en) * | 2021-09-22 | 2021-11-23 | 常州检验检测标准认证研究院 | Automatic digital meter verification method |
| CN113686375B (en) * | 2021-09-22 | 2024-01-05 | 常州检验检测标准认证研究院 | Automatic verification method for digital meter |
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