CN107014330A - Marking apparatus is measured in a kind of straight-line displacement - Google Patents
Marking apparatus is measured in a kind of straight-line displacement Download PDFInfo
- Publication number
- CN107014330A CN107014330A CN201710364859.4A CN201710364859A CN107014330A CN 107014330 A CN107014330 A CN 107014330A CN 201710364859 A CN201710364859 A CN 201710364859A CN 107014330 A CN107014330 A CN 107014330A
- Authority
- CN
- China
- Prior art keywords
- straight
- displacement transducer
- linear displacement
- grating scale
- marking apparatus
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/04—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
- G01B21/042—Calibration or calibration artifacts
-
- 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
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
Abstract
Marking apparatus is measured the present invention relates to a kind of straight-line displacement, the device includes pedestal, linear displacement transducer, hold assembly, moving parts, grating scale and output equipment, the precision of the linear displacement transducer is less than the precision of the grating scale, the hold assembly and grating scale are on the pedestal, the linear displacement transducer is on the hold assembly, the linear displacement transducer and grating scale are all connected to the output equipment, the pull bar of the linear displacement transducer is connected to the moving parts, the pull bar of the linear displacement transducer is parallel to the grating scale, the moving parts is fixedly connected with the gauge head of the grating scale.The present apparatus is higher than the precision of the linear displacement transducer due to the precision of the grating scale, therefore, it is possible to demarcate the linear displacement transducer, improves the measurement accuracy of the linear displacement transducer, ensure the accuracy of linear displacement transducer, it is simultaneously simple in construction, it is easy to production, it is with low cost.
Description
Technical field
The present invention relates to measurement control field, particularly a kind of straight-line displacement metering marking apparatus.
Background technology
The application of linear displacement transducer is quite extensive, in terms of being commonly used in industrial automation or building a bridge,
Bridge monitoring, dam monitoring and geology monitoring etc..The function of linear displacement transducer is straight line mechanical displacement to be converted into,
It is different according to the size output size of straight-line displacement amount, then judge the size of straight-line displacement amount.
The linear displacement transducer producer of usual same model all to the straight-line displacement amount being fixed and proportionate relationship, but
Each product has individual difference, the error there is also itself is used at different conditions, therefore, linear displacement transducer makes
With preceding or using being required for being demarcated after a period of time, to determine the input quantity of single linear displacement transducer itself and defeated
Actual measurement relation between output, it is ensured that otherwise the unification of measurement easily produces larger error in use with accurately, causes measurement
Error.
The content of the invention
The goal of the invention of the present invention is to overcome after linear displacement transducer dispatches from the factory in the prior art without demarcation, and error is larger,
Measurement accuracy is low above-mentioned not enough there is provided a kind of straight-line displacement metering marking apparatus, simple in construction, is easy to production, improves sensor
Measurement accuracy, it is ensured that the accuracy of measurement.
To achieve these goals, the technical solution adopted by the present invention is：
Marking apparatus is measured in a kind of straight-line displacement, comprising pedestal and linear displacement transducer, also comprising hold assembly, moving parts,
Grating scale and output equipment, the precision of the linear displacement transducer are less than the precision of the grating scale, the hold assembly and
Grating scale is on the pedestal, and the linear displacement transducer is on the hold assembly, the linear displacement transducer
The output equipment is all connected to grating scale, the pull bar of the linear displacement transducer is connected to the moving parts, described
The pull bar of linear displacement transducer is fixedly connected parallel to the grating scale, the moving parts with the gauge head of the grating scale.
Using the present invention a kind of straight-line displacement measure marking apparatus, comprising pedestal, linear displacement transducer, hold assembly,
Moving parts, grating scale and output equipment, the linear displacement transducer are displacement transducer to be calibrated, the hold assembly
With grating scale on the pedestal, the hold assembly is used to support and the fixed linear displacement transducer, the straight line
The pull bar of displacement transducer is connected on the moving parts, and the pull bar of the linear displacement transducer is parallel to the grating
Chi, the moving parts is fixedly connected with the gauge head of the grating scale, and the linear displacement transducer and grating scale are all connected to
The output equipment, when demarcating the linear displacement transducer, the moving parts drives the pull bar to move a segment distance,
Because the pull bar is parallel to the grating scale, the gauge head is fixedly connected with moving parts, then the displacement of the pull bar movement
The displacement that as described gauge head is moved on the grating scale, the position of the numerical value of the linear displacement transducer and the grating scale
Numerical value is moved to be shown on the output equipment, with the reading of the grating scale with reading be mapped, then move again
The moving parts, because the precision of the grating scale is higher than the precision of the linear displacement transducer, therefore may be referred to light
The precision of grid chi demarcates the linear displacement transducer measurement accuracy value, improves the measurement essence of the linear displacement transducer
Degree, it is ensured that the accuracy of linear displacement transducer, at the same it is simple in construction, it is easy to production, it is with low cost.
It is preferred that, guide rail is additionally provided with the pedestal, the guide rail is parallel with the grating scale, and the moving parts is in institute
State and moved on guide rail.
It is further preferred that the length of the guide rail is more than the length of the pull bar of the linear displacement transducer.
It is further preferred that the length of the guide rail and the grating scale equal length.
It is further preferred that at least two, the guide rail.
Guide rail is additionally provided with the pedestal, the guide rail is parallel with the grating scale, the length of the guide rail is more than described
The length of the pull bar of linear displacement transducer, can be pulled to the pull bar most long, be easy to the whole straight-line displacement of demarcation to pass
The corresponding relation of sensor, the moving parts is moved on the guide rail, reduces the moving parts in moving process to institute
The vibrations of grating scale are stated, while being easy to movement, at least two, the guide rail is easy to ensure the moving direction of the moving parts,
Skew is avoided the occurrence of, error is reduced.
It is preferred that, the hold assembly is provided with groove.
It is further preferred that the section of the groove is V-type.
The hold assembly is provided with groove, and the section of the groove uses V-type, is conducive to fixing the straight-line displacement biography
Sensor, it is to avoid produce error when pulling the pull bar.
It is preferred that, linear displacement transducer is stated for resistance-type linear displacement transducer.
It is preferred that, the grating scale is enclosed grating chi.
Using enclosed grating chi it is more efficient it is dust-proof and reduce abrasion, be conducive to avoiding impacting and shaking, service life is more
It is long.
It is preferred that, in addition to control system and drive system, the control system is for controlling the drive system to drive
The moving parts movement.
In summary, by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1st, marking apparatus is measured using a kind of straight-line displacement of the present invention, using the present apparatus by the precision of the grating scale is higher than institute
The precision of linear displacement transducer is stated, therefore, it is possible to demarcate the linear displacement transducer, the linear displacement transducer is improved
Measurement accuracy, it is ensured that the accuracy of linear displacement transducer, while simple in construction, be easy to production, it is with low cost.
2nd, measured using a kind of straight-line displacement of the present invention and be additionally provided with guide rail on marking apparatus, the pedestal, be easy to demarcation whole
The corresponding relation of the individual linear displacement transducer, the moving parts is moved on the guide rail, reduces the moving parts
To the vibrations of the grating scale in moving process, while being easy to movement, the moving direction of the moving parts is ensure that, is kept away
Exempt to offset, reduce error.
3rd, marking apparatus is measured using a kind of straight-line displacement of the present invention, the hold assembly is provided with groove, the groove
Section use V-type, be conducive to fixing the linear displacement transducer, it is to avoid pull the pull bar when produce error.
4th, using the present invention a kind of straight-line displacement measure marking apparatus, using enclosed grating chi it is more efficient dust-proof and reduce
Abrasion, is conducive to avoiding impacting and shaking, service life is longer.
5th, marking apparatus, in addition to control system and drive system are measured using a kind of straight-line displacement of the present invention, are easy to certainly
Dynamicization is demarcated.
Brief description of the drawings
Fig. 1 measures the structural representation of marking apparatus for a kind of straight-line displacement in the present invention.
Fig. 2 measures the structure top view of marking apparatus for a kind of straight-line displacement in the present invention.
Marked in figure：1- pedestals, 2- linear displacement transducers, 3- hold assemblies, 4- moving parts, 5- grating scales, 6- is defeated
Go out equipment, 7- gauge heads, 8- guide rails.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
Embodiment 1
Such as Fig. 1-2, a kind of straight-line displacement metering marking apparatus of the present invention, comprising pedestal 1 and linear displacement transducer 2, is gone back
Comprising hold assembly 3, moving parts 4, grating scale 5 and output equipment 6, the hold assembly 3 and grating scale 5 are located at the pedestal
On 1, two guide rails 8 are additionally provided with the pedestal 1, the guide rail 8 is parallel with the grating scale 5, and the moving parts 4 is described
Moved on guide rail 8, the linear displacement transducer 2 is resistance-type linear displacement transducer, the hold assembly 3 is provided with section
For the groove of V-type, the resistance-type linear displacement transducer is in the groove of the hold assembly 3, and the grating scale 5 is to close
Formula grating scale, the resistance-type linear displacement transducer and enclosed grating chi are all connected to the output equipment 6, the resistance-type
The pull bar of linear displacement transducer is connected to the moving parts 4, and the length of the guide rail 8 is more than the linear displacement transducer
The length of 2 pull bar, the pull bar of the resistance-type linear displacement transducer is parallel to the enclosed grating chi, the moving parts
4 are fixedly connected with the gauge head 7 of the grating scale 5.
When demarcating the resistance-type linear displacement transducer, the mobile moving parts 4 drives the resistance-type straight line position
The pull bar of displacement sensor pulls out a segment distance, the gauge head 7 of the enclosed grating chi also synchronizing moving, i.e., the position of described pull bar movement
Move and be equal to the displacement moved on the grating scale 5 of the gauge head 7, the numerical value of the resistance-type linear displacement transducer with it is described
The shift value of enclosed grating chi is shown on the output equipment 6, by the reading of the reading and resistance of the enclosed grating chi
Number is mapped, by repeatedly it is mobile the pull bar is pulled to it is most long after gradually return back to most short, the resistance-type straight line position again
The displacement of displacement sensor and resistance formation corresponding relation, that is, complete the calibration process of the resistance-type linear displacement transducer,
The precision of the resistance-type linear displacement transducer is improved, is easy to subsequently use.
Embodiment 2
A kind of straight-line displacement metering marking apparatus of the present invention, its structure is roughly the same with embodiment 1, with embodiment 1 not
It is with part, in addition to control system and drive system, the control system is for controlling the drive system drive described
Moving parts 4 is moved, the calibration process automated.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (10)
1. marking apparatus is measured in a kind of straight-line displacement, pedestal (1) and linear displacement transducer (2) are included, it is characterised in that also include
Hold assembly (3), moving parts (4), grating scale (5) and output equipment (6), the precision of the linear displacement transducer (2) are small
Precision in the grating scale (5), the hold assembly (3) and grating scale (5) are on the pedestal (1), the straight line position
Displacement sensor (2) is on the hold assembly (3), described in the linear displacement transducer (2) and grating scale (5) are all connected to
Output equipment (6), the pull bar of the linear displacement transducer (2) is connected to the moving parts (4), the straight-line displacement sensing
The pull bar of device (2) is parallel to the grating scale (5), the moving parts (4) and the fixed company of gauge head (7) of the grating scale (5)
Connect.
2. a kind of straight-line displacement metering marking apparatus according to claim 1, it is characterised in that also set on the pedestal (1)
There is guide rail (8), the guide rail (8) is parallel with the grating scale (5), and the moving parts (4) is moved on the guide rail (8).
3. a kind of straight-line displacement metering marking apparatus according to claim 2, it is characterised in that the length of the guide rail (8)
More than the length of the pull bar of the linear displacement transducer (2).
4. a kind of straight-line displacement metering marking apparatus according to claim 2, it is characterised in that the length of the guide rail (8)
With the grating scale (5) equal length.
5. a kind of straight-line displacement metering marking apparatus according to claim 2, it is characterised in that the guide rail (8) at least two
Bar.
6. a kind of straight-line displacement metering marking apparatus according to claim 1, it is characterised in that on the hold assembly (3)
Provided with groove.
7. a kind of straight-line displacement metering marking apparatus according to claim 6, it is characterised in that the section of the groove is V
Type.
8. marking apparatus is measured according to a kind of any described straight-line displacements of claim 1-7, it is characterised in that the straight-line displacement
Sensor (2) is resistance-type linear displacement transducer.
9. marking apparatus is measured according to a kind of any described straight-line displacements of claim 1-7, it is characterised in that the grating scale
(5) it is enclosed grating chi.
10. marking apparatus is measured according to a kind of any described straight-line displacements of claim 1-7, it is characterised in that also including control
System and drive system, the control system are used to control the drive system to drive the moving parts (4) mobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710364859.4A CN107014330A (en) | 2017-05-22 | 2017-05-22 | Marking apparatus is measured in a kind of straight-line displacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710364859.4A CN107014330A (en) | 2017-05-22 | 2017-05-22 | Marking apparatus is measured in a kind of straight-line displacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107014330A true CN107014330A (en) | 2017-08-04 |
Family
ID=59449218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710364859.4A Pending CN107014330A (en) | 2017-05-22 | 2017-05-22 | Marking apparatus is measured in a kind of straight-line displacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107014330A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282776A (en) * | 2018-10-19 | 2019-01-29 | 长江水利委员会长江科学院 | Tensile-line instrument automates caliberating device and its scaling method |
| CN109373882A (en) * | 2018-10-30 | 2019-02-22 | 中国科学院金属研究所 | A kind of calibration method of linear displacement transducer |
| CN113790690A (en) * | 2021-11-17 | 2021-12-14 | 陕西省计量科学研究院 | Clamping attitude adjusting system and method for linear displacement sensor for calibration |
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| JP2001176953A (en) * | 1999-12-21 | 2001-06-29 | Nec Kyushu Ltd | Instrument for measuring dimensions at delivering section of semiconductor wafer carrier, measuring/ adjusting method using that instrument and apparatus for calibration |
| CN202501835U (en) * | 2012-03-16 | 2012-10-24 | 成都飞机设计研究所 | Vertical type linear displacement sensor scaling/calibrating device |
| CN103630099A (en) * | 2013-12-02 | 2014-03-12 | 常州市计量测试技术研究所 | Automated linear displacement sensor calibration device |
| CN204007494U (en) * | 2013-12-31 | 2014-12-10 | 上海天沐传感器有限公司 | A kind of magnetostrictive displacement sensor Intelligent Calibration system |
| CN204902802U (en) * | 2015-06-30 | 2015-12-23 | 上海衡拓液压控制技术有限公司 | Detection apparatus for displacement sensor performance |
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2017
- 2017-05-22 CN CN201710364859.4A patent/CN107014330A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001176953A (en) * | 1999-12-21 | 2001-06-29 | Nec Kyushu Ltd | Instrument for measuring dimensions at delivering section of semiconductor wafer carrier, measuring/ adjusting method using that instrument and apparatus for calibration |
| CN202501835U (en) * | 2012-03-16 | 2012-10-24 | 成都飞机设计研究所 | Vertical type linear displacement sensor scaling/calibrating device |
| CN103630099A (en) * | 2013-12-02 | 2014-03-12 | 常州市计量测试技术研究所 | Automated linear displacement sensor calibration device |
| CN204007494U (en) * | 2013-12-31 | 2014-12-10 | 上海天沐传感器有限公司 | A kind of magnetostrictive displacement sensor Intelligent Calibration system |
| CN204902802U (en) * | 2015-06-30 | 2015-12-23 | 上海衡拓液压控制技术有限公司 | Detection apparatus for displacement sensor performance |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282776A (en) * | 2018-10-19 | 2019-01-29 | 长江水利委员会长江科学院 | Tensile-line instrument automates caliberating device and its scaling method |
| CN109373882A (en) * | 2018-10-30 | 2019-02-22 | 中国科学院金属研究所 | A kind of calibration method of linear displacement transducer |
| CN113790690A (en) * | 2021-11-17 | 2021-12-14 | 陕西省计量科学研究院 | Clamping attitude adjusting system and method for linear displacement sensor for calibration |
| CN113790690B (en) * | 2021-11-17 | 2024-04-02 | 陕西省计量科学研究院 | Clamping posture adjusting system and adjusting method for linear displacement sensor for calibration |
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Application publication date: 20170804 |
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