CN206638187U - Long material aligns process cathetus degree on-line measuring device - Google Patents
Long material aligns process cathetus degree on-line measuring device Download PDFInfo
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- CN206638187U CN206638187U CN201621468227.XU CN201621468227U CN206638187U CN 206638187 U CN206638187 U CN 206638187U CN 201621468227 U CN201621468227 U CN 201621468227U CN 206638187 U CN206638187 U CN 206638187U
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- alarm lamp
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Abstract
A kind of long material aligning process cathetus degree on-line measuring device, belongs to metallurgical industry detection technique field.The device includes sensor stand, profile point position measurement sensor array, sensor array data line, data converter, data communication line, straight line degree measurement computer, Control line, relay-operated controller, alarm lamp pilot, alarm lamp independent switch, audible-visual alarm lamp, 220V supply lines.Attachment means are simultaneously adjusted, and are started Survey Software, are set software parameter, start automatic measurement, measurement apparatus is closed after being measured.For the long material finished product linearity of on-line checking, advantage is that easy and effective, easy to use, cost is reasonable.
Description
Technical field
The utility model belongs to industrial detection technical field, and it is online to specifically provide a kind of long material aligning process cathetus degree
Detection means.
Background technology
Long material (such as 10~95mm of diameter, 3~6m of length and the high-speed tool steel pole material of the above) is a kind of extensive use
In the material of the industries such as machine-building, architectural engineering, kitchen tools processing, its linearity is important quality parameter, and it is long with every meter
Long material profile is weighed relative to the maximum deviation size of ideal line profile on degree, such as 1~3mm/m (general to require),
0.5mm/m (high requirement).During long material is produced, in order to ensure that its linearity meets the requirements, aligning is typically used
Machine is aligned to long material.
Typical long material aligning process is made up of below step：1st step, it will wait that aligning long material is placed on feeding by overhead traveling crane
On stand；2nd step, driving straightener are carried out continuously following operation：1) the long material of each branch is transported to aligning by feed mechanism successively
In the approach table of machine；2) long material is transported in straightener by roller-way along its length with certain speed；3) long material is while receive
Straightener is aligned, while being exported by runout table or slideway, output speed 6~13m/min or higher；4) cutting agency will
Long material is transported on blanking rack；3rd step, the long material on blanking rack is transported to by sorting office by overhead traveling crane, by artificial
Or automatic equipment carries out linearity inspection：If unqualified, return it into straightener and align again；Otherwise, into next step work
Sequence.
Existing aligning process is can be seen that from top-operation process to have the following disadvantages：(1) off-line measurement have impact on life
The continuity of production, reduces production efficiency；(2) due to that can not reflect that quality problems to a upper process, cause percent defective to increase in time
It is high.
Therefore, there is an urgent need to a kind of technology that online straight line degree measurement is carried out in straightener near exit.
The 5.1 of GB/T 11336-2004 give the various methods of straight line degree measurement, including indicator method, optical axis method etc.
Method.
Researcher has carried out 7 kinds of online straight line degree measurement systems for being used for industry spot on this basis.First 4 kinds are shown in
In following document：Korea Spro Zhao Xi, Ma Qiang, Xu Chi, the analysis of the online Linearity surveying systems of the super of thunder use contrast [A] China meter
Measure metallurgy branch of metering association of association metallurgy branch China 2014 can and energy measurement and green metallurgical forum collection of thesis [C]
Metallurgy branch of metering association of China:,2014:5, mechanical dial gauge/amesdial straight line degree measurement system is which described (based on finger
Show device method), the linear detection of straight lines degree measuring system of laser (being based on optical axis method), Linear displacement transducer detection of straight lines degree measurement system
System (being based on indicator method), laser vision detection of straight lines degree measuring system (being based on indicator method).3 kinds of systems are at band image afterwards
The linear detection of straight lines degree measuring system of laser (gun barrel straight line degree measurement system designs of the Yu Li Nas based on image procossing of reason
[D] University Of Science and Technology of the Inner Mongol, 2014), (Yang Jiao's scanning probe straight line degree measurement system spoils straight lines of the based on Multi probe scanning method
Degree method of measuring [D] Shanghai Communications Universitys, 2013), and Machine Vision Detection straight line degree measurement system (Li little Tao, Du Xiao
It is fine, Li little Ga, machine vision measuring system design [J] optical technologies of the strong steel pipe linearitys in field, 2011,03:317-321),
This 3 kinds all based on indicator method.
In above-mentioned 7 kinds typical linearity on-line measurement systems, mechanical dial gauge/amesdial detection, laser linearity test,
Linear displacement transducer detection, the laser linearity test with image procossing, scanning probe detect this 5 kinds of straight line degree measurement systems
All parts of presence and the contact of long material, because of long material linearity on-line measurement after the unsuitable straighteners of reason such as abrasion.
Laser vision detects this straight line degree measurement system and belongs to non-contact method, wherein each camera measurement laser irradiates
The two dimensional image of the workpiece profile line formed on workpiece.The precision of existing laser vision detection of straight lines degree measuring system is 1mm/
(Zhao Xihan, Ma Qiang, Xu Chi, the analysis of the online Linearity surveying systems of the super of thunder are metallurgical using metering association of contrast [A] China by m
Metering association metallurgy branch of branch China 2014 can and energy measurement assisted with green metallurgical forum collection of thesis [C] China metering
Can metallurgical branch:,2014:5), this is 0.5mm/m or following for straight line degree measurement scope, and 1~3mm/m long material without
Method is competent at.
This straight line degree measurement system of Machine Vision Detection falls within non-contact method, wherein each camera measures one section
The two dimensional image of length, so needing addition rotating mechanism measurand is rotated around its longitudinal axis, so just it can be achieved to whole
The measurement of individual profile.But this is for the long material quickly to be moved linearly by roller-way driving after straightener, it is difficult to realizes.
The content of the invention
The purpose of this utility model is to provide a kind of long material aligning process cathetus degree on-line measuring device, simply had
Effect, easy to use, cost is reasonable.
Device described in the utility model includes sensor stand 4, profile point position measurement sensor array 5, sensor
Array data line 6, data converter 7, data communication line 8, straight line degree measurement computer 9, Control line 10, relay control
Device 11 processed, alarm lamp pilot 12, alarm lamp independent switch 13, audible-visual alarm lamp 14,220V supply lines 15.
Roller-way 1 is connected with disk roller 2 by bearing with bolt；Long material 3 and disk roller 2 contact, and disk roller 2 is determined under motor effect
To rotation；Drawn by the friction of disk roller 2, long material 3 moves on the surface of disk roller 2 relative to roller-way 1 towards fixed-direction；Profile
Point position measurement sensor array 5 is fixed by screws on sensor stand 4；Sensor stand 4 is bolted on roller
On road 1；Straight line degree measurement computer 9 is stably placed on operating desk 16；Data converter 7, relay-operated controller 11, acousto-optic report
Warning lamp 14 is fixed by screws on operating desk 16；Profile point position measurement sensor array 5 and data converter 7 pass through sensing
Device array data line 6 is connected；Data converter 7 is connected with straight line degree measurement computer 9 by data communication line 8；Linearity is surveyed
Amount computer 9 is connected with relay-operated controller 11 by Control line 10；Relay-operated controller 11 and alarm lamp power supply are opened
Close and be connected by alarm lamp pilot 12；Alarm lamp power switch 13 is connected with audible-visual alarm lamp 14 by wire；Come from
The 220V supply lines 15 of 220V civil powers is divided to for two parallel branches, is connected all the way with straight line degree measurement computer 9, another way harmony
Light alarm lamp 12 is connected.
Online test method of the present utility model comprises the following steps：
1. the parameter of clearly long material 3, includes the measurement range and precision of linearity, the section shape and size of long material 3 is long
The parameters such as the material speed of service.
2. matching profile point position measurement sensor array 5 to be arranged on sensor stand 4, then sensor stand 4 is pacified
The appropriate location after straightener, it is specific as follows：
It is all useful away from straightener delivery outlet certain distance D, the both sides of sensor stand 4 to ensure that sensor stand 4 is arranged on
In the roller-way or slideway that transmit long material 3；
Profile point position sensor array 5 on sensor stand 4 is by the individual profile point position measurements of N × (2 × M)
Sensor group is into M is not less than 3 not less than 1, N here.The principle of profile point position measurement sensor is as shown in Figure 1.Each profile
Point position measurement sensor can measure the position of 2 profile points.The diversing lens of each sensor are centrally located at length as L, diameter
For on the K face of cylinder, and by latticed evenly distributed.In terms of the radial direction on the face of cylinder, the diversing lens of all the sensors
Central point connects into N number of circle parallel to each other, has 2*M point on each circle；In terms of the longitudinal axis of the face of cylinder, all the sensors
Laser emission starting point connect into 2*M bar cylinder buses, have N number of point on every bus；The laser output optical axis of each sensor
The direction of long material is all transmitted perpendicular to disk roller, and is intersected with the longitudinal axis on the face of cylinder；
Ensure that long material 3 and profile point position measurement sensor array 5 does not contact.
Ensure to make the long surface of material 3 there is no the materials such as coolant to cover by purging.Ensure to use mirror cloth wiping wheel before measuring
The optical window of wide position measurement sensor, make it clean.
3. power-up starts measurement apparatus, at the interface of the software of straight line degree measurement computer 9, measurement parameter is set, is pressed
" starting to measure " button starts the measurement of a collection of long material 3.
4. starting straightener to align each long material 3, long material 3 exports along roller-way from straightener run successively, passes through this
The profile point position measurement sensor array 5 of utility model device.Straight line degree measurement computer 9 is by setting time gap periods
All profile point coordinates of long material on given length section are measured simultaneously.
5. straight line degree measurement computer 9 calculates the linearity of long material 3 automatically.Computational methods are：For each length of interval
Qi (i=1,2...n), these profile points formation 2*M bar buses Mij (j=1,2 ... 2*M).For every bus Mij, by it
On first point and tail point draw a straight line, calculate other deviations relative to this straight line, if point above this straight line, be
Positively biased difference；It is negative bias difference if point is below this straight line.If maximum positively biased difference is pij, minimal negative deviation is nij, such as
Shown in Fig. 3, then the linearity S of the busij=pij-nij.The linearity of long material
6. show current long material 3 in given section with numerical value and curve automatically on the interface of straight line degree measurement computer 9
Linearity, the linearity of upper one long material 3, and the quantity and qualification rate of machined long material 3, and by these data, together with biography
The initial data that sensor measures is stored in straight line degree measurement computer 9.If it find that the linearity of long material 3 is unqualified, enter
Row sound and light alarm, and inform where locate it is unqualified.
7. after being measured, close measurement apparatus.
Brief description of the drawings
Fig. 1 is the utility model structure drawing of device.Wherein：Roller-way 1, disk roller 2, long material 3, sensor stand 4, profile point position
Put measurement sensor array 5, sensor array data line 6, data converter 7, data communication line 8, straight line degree measurement computer
9th, Control line 10, relay-operated controller 11, alarm lamp pilot 12, alarm lamp power switch 13, audible-visual alarm lamp
14th, 220V supply lines 15, operating desk 16.
Fig. 2 is profile point position measurement sensor measuring principle figure.
Fig. 3 is the schematic diagram calculation for the linearity that bus is given on any one given length section.
Fig. 4 the utility model is directed to the implementation result figure of the long material of a similar round.
Embodiment
Device described in the utility model includes sensor stand 4, profile point position measurement sensor array 5, sensor
Array data line 6, data converter 7, data communication line 8, straight line degree measurement computer 9, Control line 10, relay control
Device 11 processed, alarm lamp pilot 12, alarm lamp independent switch 13, audible-visual alarm lamp 14,220V supply lines 15.
Roller-way 1 is connected with disk roller 2 by bearing with bolt；Long material 3 and disk roller 2 contact, and disk roller 2 is determined under motor effect
To rotation, drawn by the friction of disk roller 2, long material 3 moves on the surface of disk roller 2 relative to roller-way 1 towards fixed-direction；Profile
Point position measurement sensor array 5 is fixed by screws on sensor stand 4；Sensor stand 4 is bolted on roller
On road 1；Straight line degree measurement computer 9 is stably placed on operating desk 16；Data converter 7, relay-operated controller 11, acousto-optic report
Warning lamp 14 is fixed by screws on operating desk 16；Profile point position measurement sensor array 5 and data converter 7 pass through sensing
Device array data line 6 is connected；Data converter 7 is connected with straight line degree measurement computer 9 by data communication line 8；Linearity is surveyed
Amount computer 9 is connected with relay-operated controller 11 by Control line 10；Relay-operated controller 11 and alarm lamp power supply are opened
Close and be connected by alarm lamp pilot 12；Alarm lamp power switch 13 is connected with audible-visual alarm lamp 14 by wire；Come from
The 220V supply lines 15 of 220V civil powers is divided to for two parallel branches, is connected all the way with straight line degree measurement computer 9, another way harmony
Light alarm lamp 12 is connected.
Illustrate specific implementation method of the present utility model by taking a kind of oval bar as an example below.
1. determine it is a collection of need by aligning and on-line measurement linearity long material 3, it is desirable to straight line degree measurement scope be 0~
2mm, precision are ± 0.05mm.The long section of material 3 is circle, and diameter is in 60mm, a length of 4m.Straightener is two-roll straightening machine, long material 3
From straightener export out after along roller-way with 9m/s speed.
2. 2m positions install device of the present utility model after aligning, profile point position measurement sensor array 5 is selected
12 (N=3, M=4) laser diameter measuring instrument ODAC 151 (1~150mm of measurement range, precision ± 10um, measurement interval 5ms),
It is evenly arranged on the face of cylinder of 1m length；In terms of the radial direction on the face of cylinder, every 4 sensors carry out a disc, form 3 altogether
Individual such disc, the distance of two neighboring disc is 1m；A diameter of 500mm on the face of cylinder.Adjusting apparatus, make the vertical of the face of cylinder
Axis is parallel with roller-way traffic direction, and long material 3, when being run on disk roller 2, the axis of long material 3 and the longitudinal axis on the face of cylinder are most
Big distance is no more than 5mm.During which ensures that long material 3 by profile point position sensor array 5, and it is not contacted.
Ensure to make the long surface of material 3 there is no the materials such as coolant to cover by purging.Ensure to use mirror cloth wiping wheel before measuring
The optical window of wide position measurement sensor array, make it clean.
3. power-up starts measurement apparatus, at the interface of the software of straight line degree measurement computer 9, measurement parameter is set, is pressed
" starting to measure " button starts the measurement of a collection of long material 3.
4. starting straightener to align each long material 3, long material 3 exports along roller-way from straightener run successively, passes through this
The profile point position measurement sensor array 5 of utility model device.Straight line degree measurement computer 9 presses setting time interval (5ms)
Measure all profile point coordinates of long material 3 on given length section simultaneously periodically.
5. straight line degree measurement computer 9 calculates the linearity of long material 3 automatically, the step of opinion by method described in the utility model
5。
6. linearity is shown, data storage and alarm.Carried out by the step 6 of method described in the utility model.
7. after being measured, close measurement apparatus.
The effect that the utility model is implemented is as shown in Figure 4.
Fig. 2 is profile point position measurement sensor measuring principle figure.It is made up of transmitter and receiver.In transmitter
After the laser rays that laser is sent is expanded by rotation octahedral mirror, form directional light by diversing lens and be irradiated to long material 3
On.Due to block effect of the long material 3 to light, light forms partial phantom after receiving lens, so as to the shape on photoelectric cell
Into shadow image, the lower edges of shadow image correspond respectively to the Ui of profile point up and down and Vi of long material 3.By entering to image
Row analysis, utilizes the corresponding relation between image pixel and the size of long material 3, it may be determined that go out Ui and Vi accurate location.Wherein O
For the midpoint of diversing lens and the receiving lens line of centres.OY is defined as being pointed to the number at receiving lens center by diversing lens center
Axle.OZ was number axis of the O perpendicular to OY and in laser emitting surface, and OX is that the number axis outside paper is pointed to perpendicular to YOZ planes.U and V
Position be coordinate zu and zv on Z.
Claims (1)
1. long material aligns process cathetus degree on-line measuring device, it is characterised in that including sensor stand (4), profile point position
Measurement sensor array (5), sensor array data line (6), data converter (7), data communication line (8), linearity is put to survey
Amount computer (9), Control line (10), relay-operated controller (11), alarm lamp pilot (12), alarm lamp are independently opened
Close (13), audible-visual alarm lamp (14), 220V supply lines (15)；
Roller-way (1) is connected with disk roller (2) by bearing with bolt；Long material (3) and disk roller (2) contact, profile point position measurement pass
Sensor array (5) is fixed by screws on sensor stand (4)；Sensor stand (4) is bolted on roller-way (1)
On；Straight line degree measurement computer (9) is stably placed on operating desk (16)；Data converter (7), relay-operated controller (11),
Audible-visual alarm lamp (14) is fixed by screws on operating desk (16)；Profile point position measurement sensor array (5) and data turn
Parallel operation (7) is connected by sensor data cable (6)；Data converter (7) and straight line degree measurement computer (9) pass through data communication
Line (8) is connected；Straight line degree measurement computer (9) is connected with relay-operated controller (11) by Control line (10)；Relay
Device controller (11) is connected with alarm lamp power switch by alarm lamp pilot (12)；Alarm lamp power switch (13) harmony
Light alarm lamp (14) is connected by wire；220V supply lines (15) from 220V civil powers is divided into two parallel branches, all the way and
Straight line degree measurement computer (9) is connected, and another way is connected with alarm lamp pilot (12).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621468227.XU CN206638187U (en) | 2016-12-29 | 2016-12-29 | Long material aligns process cathetus degree on-line measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621468227.XU CN206638187U (en) | 2016-12-29 | 2016-12-29 | Long material aligns process cathetus degree on-line measuring device |
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| CN206638187U true CN206638187U (en) | 2017-11-14 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110579199A (en) * | 2018-06-11 | 2019-12-17 | 北大方正集团有限公司 | bar straightness measuring method and device |
| CN113670231A (en) * | 2021-07-28 | 2021-11-19 | 国家石油天然气管网集团有限公司华南分公司 | Waveguide silk straightness accuracy measuring device |
-
2016
- 2016-12-29 CN CN201621468227.XU patent/CN206638187U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110579199A (en) * | 2018-06-11 | 2019-12-17 | 北大方正集团有限公司 | bar straightness measuring method and device |
| CN113670231A (en) * | 2021-07-28 | 2021-11-19 | 国家石油天然气管网集团有限公司华南分公司 | Waveguide silk straightness accuracy measuring device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171114 Termination date: 20181229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |