CN104697474B - Centering detecting device - Google Patents
Centering detecting device Download PDFInfo
- Publication number
- CN104697474B CN104697474B CN201510104214.8A CN201510104214A CN104697474B CN 104697474 B CN104697474 B CN 104697474B CN 201510104214 A CN201510104214 A CN 201510104214A CN 104697474 B CN104697474 B CN 104697474B
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- module
- control module
- laser
- centering
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- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
The invention discloses a novel centering detecting device. The device comprises a plurality of laser emission control module, a plurality of laser strength acquiring modules, an ultrasonic emission module, an ultrasonic receiving module, a main control module, an AD acquiring module, an emission signal conditioning circuit, a receiving signal conditioning circuit, a communication module, a touch screen control display module and a power supply module. According to the device, the space between two centering objects is ultrasonically measured, and the laser emission strength and the receiving strength are compared to determine the centering result; the measured data can be transmitted to the touch screen display control module by a communication manner while achieving high-precision centering measuring data; the acquired data are converted into a dynamic image, and the analyzing result is obtained; the next operation direction and moving distance are indicated through the touch screen display control module, so that the vision of the device can be improved, the complexity of the work can be simplified, and as a result, the centering debugging and testing efficiency can be further increased.
Description
Technical field
Invention is related to the technical field of automatic centering detection means, and specifically a kind of Novel centering detection means is especially related to
And the centering detection of a kind of bearing, steel pipe and coupling of shaft system device.
Background technology
Centering detection means is widely used in productive life, the height of accuracy of alignment directly affect the quality of product and
The service life of equipment.At present, the centering of countershaft in production, steel pipe, attachment means, will equipment to being carried out using manual mode
After connecting, the deviation between shafting is measured with silk table, then be adjusted.Although this method principle is simple, process is adjusted
Complexity, need to repeatedly adjust and can be only achieved ideal effect, waste substantial amounts of manpower and time.High accuracy centralising device on the market is more
By the way of single-point laser centering, the operation principle of this device is identical with the operation principle using silk table, needs during operation
Veteran operator are remained a need for repeatedly adjusting during adjustment and can be only achieved perfect condition being operated.
At present, domestic relatively broad to the research of centralising device, the patent of such as Patent No. CN102338622A is disclosed
A kind of generator unit shaft system automatic centering measures correcting unit, and which passes through the signal of computer acquisition grating displacement sensor, tool
There is certain advance, but its measuring principle is identical with the measuring principle of common silk table, it is still complex during use；The patent No.
Patent for CN201851331U discloses a kind of Portable centering instrument, and the patent is only improved in frame for movement, uses
When remain a need for operator and repeatedly debug, fail to provide accurate data and help commissioning staff's debugging.Therefore, a kind of test philosophy
Simply, current centering situation data can be accurately provided, the centering detection means for instructing commissioning staff's next step to operate during debugging
It is worth further studying.
The content of the invention
Object of the present invention is to provide a kind of Novel centering detection means, which utilizes laser alignment technology and ultrasound wave
Ranging technology, by CAN transmission data, and data genaration image is shown on the touchscreen, instructs the tune of commissioning staff
Examination operation, realizes high-precision DATA REASONING, improves the efficiency of Alignment measuring correction, overcomes prior art and exists not
Foot.
The present invention for achieving the above object, is adopted the following technical scheme that：
A kind of Novel centering detection means, it is characterised in that：It is multiple on two annular machinerys including being separately positioned on
Laser emission control module and laser intensity acquisition module, the ultrasonic emitting mould being separately positioned on two annular machinerys
Block and ultrasound wave receiver module, main control module, AD acquisition modules, transmission signal modulate circuit, receiving signal reason circuit, communication
Module, touch screen control display module and power supply module；
Described two annular machinerys are separately positioned on two relatively and need on centering article；
The Laser emission control module receives main control module phase control, by master control module controls output；
The laser intensity signal of the laser intensity acquisition module collection Laser emission control module transmitting is converted into voltage
Signal, then main control module is entered after AD acquisition module analog digital conversion；
The main control module transmission frequency signal, is sent to ultrasonic emitting mould after the conditioning of transmission signal modulate circuit
The frequency signal of acquisition is changed into acoustic signals and is sent by block；
After the ultrasound wave receiver module receives the signal that ultrasonic emitting module sends, circuit is managed through receiving signal
Main control module is input into after being converted to voltage signal；
The power supply module is powered for whole device；
The main control module carries out ultrasound for the signal according to ultrasonic emitting module and ultrasound wave receiver module
Away from the laser emitting power of control Laser emission control module transmitting, according to the laser intensity of laser intensity acquisition module collection
Shaft alignment state is calculated, and provides adjustment prompting；
The both-way communication that the communication module is used between main control module and touch screen control display module；
The touch screen control display module is used to show the distance between two annular machinerys, display Shaft alignment state
With adjustment prompting, the lasing intensity of Laser emission control module is controlled by touch screen.
The main control module includes single-chip microcomputer, digital signal processor DSP and ARM controller；
The single-chip microcomputer is used for ultrasonic ranging, and the data for measuring are passed at digital signal by CAN communication
Reason device DSP；
The digital signal processor DSP adopt built-in more than 10 A/D module chips, for laser intensity collection and
The control of laser emitting power, data are uploaded to ARM controller in real time by CAN；
The data of acquisition are passed to the touch screen by CAN and control display module by the ARM controller, described
On touch screen control display module, dynamic analog is drawn up the state of current centering and provides the instruction of next successive step.
Further：The Laser emission control module and laser intensity acquisition module are evenly distributed on annular machinery
In, 4n laser emission probe or laser pick-off probe are installed on each machinery；The ultrasonic emitting module is arranged on
The surface of the orthocenter of annular machinery that Laser emission control module is located；It is strong that the ultrasound wave receiver module is arranged on laser
The surface of the orthocenter of annular machinery that degree acquisition module is located.
The annular plant equipment is welded on cylinder using double-arc spline, is welded with socket and sends out as laser on the disk
Penetrate the preformed hole of control module and laser intensity acquisition module；The ultrasonic emitting module and ultrasound wave receiver module are welded on
Edge on disk.
Preferably：High pressure annular air-pocket or hydraulic equipment, antidetonation are lined between the annular plant equipment and centering article
Kinetic force is strong, closely reliable.
Compared with prior art, the present invention carries out finding range between two centering articles by ultrasound wave, by contrasting laser
Emissive porwer and receiving intensity are judging centering effect.While high accuracy Alignment measuring data are realized, can be by measurement
Data pass to touch screen display control module by way of communication, acquired data are converted to dynamic image, and are given
Go out the result of analysis, the direction of next step operation and the size of displacement are indicated on touch screen display control module, is increased
The visuality of device, simplifies the complexity of work, further increases centering debugging and the work efficiency for detecting.
Description of the drawings
Fig. 1 is the structured flowchart of the present invention.
Fig. 2 is the program flow diagram of the present invention.
Fig. 3 is the installation schematic diagram of the present invention.
Fig. 4 is the installation front view of the present invention.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and detailed description：
As shown in figure 1, a kind of Novel centering detection means includes that main control module 1, Laser emission control module 2, laser are strong
Degree acquisition module 3, AD acquisition modules 4, transmission signal modulate circuit 5, ultrasonic emitting module 6, ultrasound wave receiver module 7, connect
Receive signal conditioning circuit 8, communication module 9, touch screen control display module 10 and power supply module 11.Main control module 1 with swash
Light emission control module 2 is connected, and controls the output of Laser emission control module 2；3 pieces of laser intensity collection mould will collection
To laser intensity change into suitable voltage signal, after 4 analog digital conversion of AD acquisition modules enter main control module；Master control mould
1 transmission frequency signal of block, is sent to ultrasonic emitting module 6, the frequency that will be obtained after transmission signal modulate circuit 5 is nursed one's health
Signal changes into ultrasonic signal and sends；After ultrasound wave receiver module 7 receives the signal that ultrasonic emitting module 6 sends, pass through
Receiving signal reason circuit 8 is input into main control module 1 after being converted to voltage signal；Power module 11 is responsible for whole control system and supplies
Electricity.The both-way communication that the communication module 9 is used between main control module 1 and touch screen control display module 10；The touch screen
Control display module 10 is used to show the distance between ultrasonic emitting module 6 and ultrasound wave receiver module 7, display Shaft alignment state
With adjustment prompting, the lasing intensity of Laser emission control module 2 is controlled by touch screen.
Main control module 1 is made up of single-chip microcomputer, three kinds of microprocessors of digital signal processor DSP and ARM controller, numeral letter
Number processor DSP is used for the transmitting and reception for controlling laser intensity, and single-chip microcomputer is used for realizing ultrasonic ranging that ARM controller is used
The data of acquisition are converted into into dynamic image and touch screen is controlled into laser to control touch screen control Laser emission control module
The control instruction of emission control module passes to digital signal processor DSP, is connected between chip by the way of CAN communication
Connect；Output of the digital signal processor DSP in control module by control Laser emission control module 2, controlled output
Laser intensity, the collection laser intensity of laser intensity acquisition module 3, after being converted into voltage signal, is sent to number through AD acquisition modules 4
In word signal processor DSP, digital signal processor DSP contrasts lasing intensity and collection intensity, judges equipment under test
Shaft alignment state；The output of Single-chip Controlling ultrasonic emitting module 6, while receiving the signal of 7 transmission of ultrasound wave receiver module, leads to
The time difference for calculating transmitting and receiving is crossed, and transmitter module is calculated the distance between to receiver module；ARM controller receives numeral
The data of signal processor DSP transmission, control the dynamic menu that touch screen control Laser emission control module 2 generates simulation,
The effect of current centering is shown in touch screen control Laser emission control module 2, direction and the movement of next step operation is simulated
The size of distance, ARM controller receive the control instruction that touch screen control Laser emission control module 2 is issued, by CAN
Pass to digital signal processor DSP.
Laser intensity acquisition module 3 adopts circular coordinate target, when laser falls in the geometric center position of circular coordinate target,
The power of reception is the power of currently practical measurement；When laser falls outside circular coordinate target, the power correction of reception is zero；
When laser falls the other positions on circular coordinate target, according to the distance of drop point to geometric center, to the laser intensity for receiving
It is modified；Drop point site is stored in the specified location of control chip depositor using polar form.
When centering is detected, if all of 3 output valve of laser intensity acquisition module is differed, the mechanical chi according to equipment is needed
Very little and 3 output valve of each group laser intensity module calculates equipment needs the thickness of footing orientation that is padded or reducing and pad,
Show adjustment data during adjustment in real time, until 3 output valve of laser intensity acquisition module is identical；If all of laser intensity is adopted
Collection 3 output valve of module is identical, then show that the footing of debugged apparatus has been leveled up, it is only necessary to require according to operation, adjusting device
Horizontal displacement or vertical displacement, until the difference of the laser power for collecting and transmission power is in the range of error of setting.
The software main flow chart of system is as shown in Fig. 2 after the power supply of the equipment of opening, equipment enters self-inspection link, certainly
After inspection terminates, touch screen prompting input initial setting up parameter；After parameter setting is finished, system according to measurement actual value with it is corresponding
Arrange parameter contrasted, current debugging mode analog image is shown automatically on touch screen；When data difference is larger, touch
The direction of operator adjustment and the size of adjustment distance are pointed out automatically on screen can, operator need to be according to the prompting on touch screen
Carry out associative operation；When data difference is less, program can be automatically into next operating process, until send to debug successfully carrying
Show.
Laser emission control module 2 and laser intensity acquisition module 3 is even is distributed on annular machinery, is to ensure centering
Accuracy, each circular device installs 4n (n is positive integer) individual laser emission probes or laser intensity receiving transducer；Annular machine
Tool device using when should be simple and reliable, should facilitate device using scene installation, again will not asking because of self gravitation
Topic is impacted to measurement result；During installation, using high pressure annular air-pocket or liquid and axial plane between on the inside of annular machinery
Pressure device connects, and air bag or annular hydraulic device is filled between axle and annular machinery using front, is filled with certain pressure intensity
Gas or liquid, debugging only needs gas is released or withdraws hydraulic means after terminating.
The schematic diagram of annular machinery as shown in figure 3, left side for laser emission probe mounting structure figure, right side is sharp
The mounting structure figure of light intensity receiving transducer；In figure, 13 is the section of equipment under test, and 14 is the installation position of ultrasonic emitting module
Put, 15 is the installation site of laser emission probe, and 16 is ultrasound wave receiving transducer installation site, and 17 is laser intensity receiving transducer
Installation site, 18 is packing material.
Front view after the installation of Novel centering detection means will be as shown in figure 4, the annular machinery dress of test probe will be installed
Put and be fixed on the axle of tested device, the signal cable of test is connected to into the relevant position of device, check that equipment connection is normal
The centering detection of device can be carried out afterwards, and measurement process is as follows：
Step one：Opening equipment power supply, checks equipment electric power thus supplied；
Step 2：Start centering detection means equipment, equipment initialization self-inspection；
Step 3：Using touch screen, initial parameter during measurement is set；
Step 4：Distance between measurement ultrasound wave sending module and receiver module, the current centering situation of reality on touch screen
Analog picture, indicate next step direction of operating and displacement；
Step 5：Indicate to carry out equipment under test debugging according to touch screen picture until touch screen prompting is debugged successfully；
Step 6：Air bag or hydraulic means are unloaded, annular machinery is removed.
Section Example of the present invention is the foregoing is only, it is not to limit the present invention, all in the spiritual and former of the present invention
Within then, any modification and equal replacement made is improved etc., should be included in the row of the protection of the present invention.
Claims (5)
1. a kind of centering detection means, it is characterised in that：Send out including multiple laser on two annular machinerys are separately positioned on
Control module and laser intensity acquisition module are penetrated, the ultrasonic emitting module that is separately positioned on two annular machinerys and super
Acoustic receiver module, main control module, AD acquisition modules, transmission signal modulate circuit, receiving signal reason circuit, communication module,
Touch screen controls display module and power supply module；
Described two annular machinerys are separately positioned on two relatively and need on centering article；
The Laser emission control module receives main control module phase control, by master control module controls output；
The laser intensity signal of the laser intensity acquisition module collection Laser emission control module transmitting is converted into voltage signal,
Again into main control module after AD acquisition module analog digital conversion；
The main control module transmission frequency signal, is sent to ultrasonic emitting module after the conditioning of transmission signal modulate circuit,
The frequency signal of acquisition is changed into acoustic signals to send；
After the ultrasound wave receiver module receives the signal that ultrasonic emitting module sends, circuit conversion is managed through receiving signal
To be input into main control module after voltage signal；
The power supply module is powered for whole device；
The main control module carries out ultrasonic ranging for the signal according to ultrasonic emitting module and ultrasound wave receiver module, control
The laser emitting power of Laser emission control module transmitting processed；Calculated according to the laser intensity of laser intensity acquisition module collection
Shaft alignment state, and provide adjustment prompting；
The both-way communication that the communication module is used between main control module and touch screen control display module；
The touch screen control display module is used to show the distance between two annular machinerys, display Shaft alignment state and tune
Whole prompting, controls the lasing intensity of Laser emission control module by touch screen.
2. centering detection means according to claim 1, it is characterised in that：The main control module includes single-chip microcomputer, numeral
Signal processor DSP and ARM controller；
The single-chip microcomputer is used for ultrasonic ranging, and the data for measuring are passed to digital signal processor by CAN communication
DSP；
The digital signal processor DSP adopts built-in more than 10 A/D module chips, the collection and laser for laser intensity
The control of transmission power, data are uploaded to ARM controller in real time by CAN；
The data of acquisition are passed to the touch screen by CAN and control display module by the ARM controller, in the touch
On screen control display module, dynamic analog is drawn up the state of current centering and provides the instruction of next successive step.
3. centering detection means according to claim 1 and 2, it is characterised in that：The Laser emission control module and swash
Light intensity acquisition module is evenly distributed in annular machinery, installs 4n laser emission probe or swash on each machinery
Light-receiving is popped one's head in；The ultrasonic emitting module is just being arranged on the orthocenter of annular machinery that Laser emission control module is located
Top；The ultrasound wave receiver module is arranged on the surface of the orthocenter of annular machinery that laser intensity acquisition module is located.
4. centering detection means according to claim 3, it is characterised in that：The annular plant equipment is welded using double-arc spline
It is connected on cylinder, socket is welded with the disk as the reserved of Laser emission control module and laser intensity acquisition module
Hole；The ultrasonic emitting module and ultrasound wave receiver module are welded on edge on disk.
5. centering detection means according to claim 4, it is characterised in that：The annular plant equipment and centering article it
Between be lined with high pressure annular air-pocket or hydraulic equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510104214.8A CN104697474B (en) | 2015-03-10 | 2015-03-10 | Centering detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510104214.8A CN104697474B (en) | 2015-03-10 | 2015-03-10 | Centering detecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104697474A CN104697474A (en) | 2015-06-10 |
| CN104697474B true CN104697474B (en) | 2017-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510104214.8A Expired - Fee Related CN104697474B (en) | 2015-03-10 | 2015-03-10 | Centering detecting device |
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| CN (1) | CN104697474B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109183586A (en) * | 2016-05-16 | 2019-01-11 | 何凡 | A kind of groover running cutting wheel parallel alignment device |
| CN107289861B (en) * | 2017-07-31 | 2023-07-21 | 上海市东方海事工程技术有限公司 | Automatic centering system and centering detection method for rail flaw detection |
| CN108803680A (en) * | 2018-07-25 | 2018-11-13 | 方焕辉 | A kind of control device and method of MEMS sensor |
| CN109443252B (en) * | 2019-01-05 | 2020-07-14 | 深圳市清华苑工程结构鉴定有限公司 | Concrete core appearance is with straightness detecting system that hangs down |
| CN111215825A (en) * | 2020-03-13 | 2020-06-02 | 中国水利水电夹江水工机械有限公司 | Automatic adjustment control method for butt welding centering of barrel |
| CN113155031B (en) * | 2020-12-03 | 2022-07-29 | 河北工业大学 | Measuring device for coil offset of wireless power transmission system |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06307845A (en) * | 1993-04-22 | 1994-11-04 | Nippon Steel Corp | Roll alignment measuring method |
| CN101306505B (en) * | 2008-06-20 | 2010-06-02 | 吴士旭 | Method and device of alignment detection and adjustment of conterminous rotation shafts |
| CN201680841U (en) * | 2010-02-02 | 2010-12-22 | 武汉科技大学 | Continuous casting mold centering measurement device |
| CN202676629U (en) * | 2012-07-25 | 2013-01-16 | 天津辰鑫石化工程设计有限公司 | Weld joint alignment instrument of directional ray machine |
| CN202757894U (en) * | 2012-07-25 | 2013-02-27 | 天津辰鑫石化工程设计有限公司 | Weld seam alignment instrument for peripheral ray machine |
| CN103683521A (en) * | 2012-09-21 | 2014-03-26 | 昆山博驭汽车数字化有限公司 | Laser positioning intelligent connection electric vehicle wireless charger and transceiver system |
| CN203657805U (en) * | 2013-12-06 | 2014-06-18 | 苏州迅威光电科技有限公司 | Laser centering module for total station |
| CN203893852U (en) * | 2014-04-08 | 2014-10-22 | 北京航天峰光电子技术有限责任公司 | Laser alignment device |
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Granted publication date: 20170419 Termination date: 20190310 |