CN203100671U - Calibration device of displacement sensor - Google Patents
Calibration device of displacement sensor Download PDFInfo
- Publication number
- CN203100671U CN203100671U CN 201320063786 CN201320063786U CN203100671U CN 203100671 U CN203100671 U CN 203100671U CN 201320063786 CN201320063786 CN 201320063786 CN 201320063786 U CN201320063786 U CN 201320063786U CN 203100671 U CN203100671 U CN 203100671U
- Authority
- CN
- China
- Prior art keywords
- displacement
- chute
- displacement transducer
- calibration
- displacement sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model provides a calibration device of a displacement sensor, belonging to the technical field of machinery. The calibration device of the displacement sensor solves the problems that no special tool is available for calibration of the conventional displacement sensor, the operation is inconvenient and the work efficiency is low. The calibration device of the displacement sensor comprises a base plate, a fixing piece I and a fixing piece II, wherein the fixing piece I can position the fixed end of the displacement senor on the base plate; the fixing piece II is used for connecting the moveable end of the displacement sensor; a displacement calibration chute is formed in the base plate; a sliding piece is inserted into the displacement calibration chute; and the fixing piece II is connected with the sliding piece and can slide along the displacement calibration chute together with the sliding piece. The calibration device of the displacement sensor can perform calibration check in the way that the sliding piece is moved to change the displacement between the moveable end and the fixed end of the displacement sensor and a work computer connected with the device performs contrastive analysis, thus being simple and convenient to operate and improving the work efficiency of calibration.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of caliberating device of displacement transducer.
Background technology
Displacement transducer is called linear transducer again, it is mainly used to measure various forms of displacements, as the important perception detection means that obtains displacement information, it is divided into inductive displacement transducer, capacitive displacement transducer, optical displacement sensor, ultrasonic type displacement transducer and Hall displacement transducer.Along with the raising of social development and people's living standard, automobile also becomes the indispensable a kind of vehicles of people's go off daily.In today that automobile is popularized, the security performance of automobile is paid much attention to by countries in the world, so automobile all needs its every performance is detected performance to guarantee that it is good in process of production.Displacement transducer is a kind of instrument commonly used in the Automobile Detection process of the test.
In the detection test of car load, along with increasing of test number (TN), the sensor in the checkout equipment can cause the loss and the deviation of precision, and the error of detection is bigger, the result of influence test.Therefore, before each complete vehicle test, all need,, come the precision of sensor is carried out verification, and the precision of its loss is compensated, with the accuracy of warranty test data by analyzing and judging its actual and theoretic position to the demarcating of displacement transducer.Existing precision checking to displacement transducer there is no special-purpose caliberating device, demarcates inconvenience, has reduced work efficiency.
Summary of the invention
The purpose of this utility model is to have the problems referred to above at existing technology, has proposed a kind of caliberating device of displacement transducer, and the demarcation that has solved existing displacement transducer there is no specific purpose tool, demarcates inconvenience, ineffective problem.
The purpose of this utility model can realize by following technical proposal: a kind of caliberating device of displacement transducer, it is characterized in that, comprise substrate, the fixture two that the stiff end of displacement transducer can be positioned at the fixture one on the substrate and be used to connect the displacement transducer mobile terminal; Offer the displacement calibrating chute on the described substrate; Be equipped with sliding part in the described displacement calibrating chute; Described fixture two is connected with described sliding part and can slides along described displacement calibrating chute along with sliding part.
The caliberating device of this displacement transducer is when carrying out verification to the precision of sensor, and the stiff end of displacement transducer is positioned on the substrate by fixture one, and the mobile terminal is connected with fixture two.Sliding part is a bolt, and fixture two is for having the fixed chuck of mounting hole, and the mobile terminal of sensor is located in the mounting hole, and fixed chuck is clipped on the bolt and by nut and substrate and compresses.Data line on the sensor is connected with work computer, enters special-purpose acquisition software then.After the installation, demarcate on the different coordinate positions of chute to displacement by mobile sliding part, the actual location data of gathering several different coordinate points by work computer compares with theoretical position data, the precision of confirming sensor whether go beyond the scope (precision of sensor≤1%), find an only additional value to compensate then, make the precision of sensor remain in the normal scope.The caliberating device of this displacement transducer is operated comparatively easy when verification, only needs mobile sliding part to get final product, and has improved the work efficiency of demarcating.This apparatus structure is also comparatively simple, easy to make simultaneously.
In the caliberating device of above-mentioned displacement transducer, described displacement calibrating chute is two and is the right-angled intersection setting, and described fixture one is positioned on the extended line of a displacement calibrating chute wherein.The displacement calibrating chute is the right-angled intersection setting, mobile sliding part, and the displacement that draws displacement transducer stiff end and mobile terminal that can be more convenient changes, and comes the precision of determine sensor, thereby demarcates on computers, proofreaies and correct.
In the caliberating device of above-mentioned displacement transducer, also be provided with coordinate scale on the described displacement calibrating chute.The displacement calibrating chute is provided with coordinate scale, can gather the actual exact position of several coordinate points by mobile sliding part, as (0,0), (250,0), (250,0), (0,250), (0 ,-250) etc., then with computer on theoretical value compare, whether the precision of confirming sensor exceeds normal range, carries out rectification building-out to seek only not supplementing with money.
In the caliberating device of above-mentioned displacement transducer, also offer several lightening holes on the described substrate; Described lightening hole is positioned at the both sides of bar shaped chute.By lightening hole is set, met the light-weighted design of device, also reduced simultaneously and made required material.
In the caliberating device of above-mentioned displacement transducer, described substrate adopts aluminum to make.Aluminium has ductility preferably, can form layer oxide film in humid air, is difficult for being corroded, and quality is also lighter, during making than easy-formation.
Compared with prior art, the caliberating device of this displacement transducer has the following advantages:
1, is specifically applied to the demarcation of displacement transducer, when demarcating verification, only need the displacement between mobile sliding part change displacement transducer mobile terminal and the stiff end, get final product by being attached thereto the work computer comparative analysis that connects again, operate comparatively easyly, improved the work efficiency of demarcating.
2, simple in structure, lighter weight is difficult for corrosion and damage, and it is also comparatively convenient to make.
Description of drawings
Fig. 1 is the structural representation of the caliberating device of this displacement transducer.
Among the figure, 1, substrate; 2, fixture one; 3, fixture two; 4, displacement calibrating chute; 5, sliding part; 6, lightening hole.
Embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, the caliberating device of this displacement transducer comprises substrate 1, the fixture 23 that the stiff end of displacement transducer can be positioned at the fixture 1 on the substrate 1 and be used to connect the displacement transducer mobile terminal.Substrate 1 adopts aluminum to make, and offers displacement calibrating chute 4 on the substrate 1, is equipped with sliding part 5 in the displacement calibrating chute 4.Fixture 23 is connected with sliding part 5 and can slides along displacement calibrating chute 4 along with sliding part 5.Displacement calibrating chute 4 is two and is the right-angled intersection setting, and fixture 1 is positioned on the extended line of a displacement calibrating chute 4 wherein.Also be provided with coordinate scale on the displacement calibrating chute 4.Also offer several lightening holes 6 on the substrate 1, lightening hole 6 is positioned at the both sides of bar shaped chute.
The caliberating device of this displacement transducer is when carrying out verification to the precision of sensor, the stiff end of displacement transducer is positioned on the substrate 1 by fixture 1, the mobile terminal is connected with fixture 23, and the data line on the sensor is connected with work computer, enters special-purpose acquisition software then.After the installation, demarcate on the different coordinate positions of chute 4 to displacement by mobile sliding part 5, gather the actual exact position of several coordinate points, as (0,0), (250,0), (250,0), (0,250), (0,-250) etc., then with computer on theoretical value compare, confirm whether the precision of sensor exceeds normal range (precision of sensor≤1%), find an only additional value to compensate then, make the precision of sensor remain in the normal scope.
The caliberating device of this displacement transducer is specifically applied to the demarcation of displacement transducer, the displacement that only needs mobile sliding part 5 to change between displacement transducer mobile terminal and the stiff end when demarcating verification, get final product by being attached thereto the work computer comparative analysis that connects again, operate comparatively easyly, improved the work efficiency of demarcating.Simultaneously simple in structure, lighter weight is difficult for corrosion and damage, and it is also comparatively convenient to make.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as substrate 1, fixture 1, fixture 23, displacement calibrating chute 4, sliding part 5, lightening hole 6 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (5)
1. the caliberating device of a displacement transducer is characterized in that, comprises substrate (1), the fixture two (3) that the stiff end of displacement transducer can be positioned at the fixture one (2) on the substrate (1) and be used to connect the displacement transducer mobile terminal; Offer displacement calibrating chute (4) on the described substrate (1); Be equipped with sliding part (5) in the described displacement calibrating chute (4); Described fixture two (3) is connected with described sliding part (5) and can slides along described displacement calibrating chute (4) along with sliding part (5).
2. the caliberating device of displacement transducer according to claim 1 is characterized in that, described displacement calibrating chute (4) is two and is the right-angled intersection setting, and described fixture one (2) is positioned on the extended line of a displacement calibrating chute (4) wherein.
3. the caliberating device of displacement transducer according to claim 1 is characterized in that, also is provided with coordinate scale on the described displacement calibrating chute (4).
4. the caliberating device of displacement transducer according to claim 1 is characterized in that, also offers several lightening holes (6) on the described substrate (1); Described lightening hole (6) is positioned at the both sides of bar shaped chute.
5. the caliberating device of displacement transducer according to claim 1 is characterized in that, described substrate (1) adopts aluminum to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320063786 CN203100671U (en) | 2013-01-31 | 2013-01-31 | Calibration device of displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320063786 CN203100671U (en) | 2013-01-31 | 2013-01-31 | Calibration device of displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203100671U true CN203100671U (en) | 2013-07-31 |
Family
ID=48852065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320063786 Expired - Fee Related CN203100671U (en) | 2013-01-31 | 2013-01-31 | Calibration device of displacement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203100671U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103697819A (en) * | 2013-12-12 | 2014-04-02 | 中国科学院长春光学精密机械与物理研究所 | Calibration device of micro-displacement sensor |
| CN105091724A (en) * | 2015-03-05 | 2015-11-25 | 浙江吉利罗佑发动机有限公司 | LVDT measuring head rapid calibration tool and calibration method |
| CN105823405A (en) * | 2016-04-20 | 2016-08-03 | 上海工程技术大学 | Inductance type displacement sensor detecting device |
| CN117045312A (en) * | 2023-08-16 | 2023-11-14 | 北京大学第三医院 | Tool bit calibration and verification system and application method thereof |
-
2013
- 2013-01-31 CN CN 201320063786 patent/CN203100671U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103697819A (en) * | 2013-12-12 | 2014-04-02 | 中国科学院长春光学精密机械与物理研究所 | Calibration device of micro-displacement sensor |
| CN103697819B (en) * | 2013-12-12 | 2016-08-17 | 中国科学院长春光学精密机械与物理研究所 | A kind of calibration device of micro-displacement sensor |
| CN105091724A (en) * | 2015-03-05 | 2015-11-25 | 浙江吉利罗佑发动机有限公司 | LVDT measuring head rapid calibration tool and calibration method |
| CN105823405A (en) * | 2016-04-20 | 2016-08-03 | 上海工程技术大学 | Inductance type displacement sensor detecting device |
| CN117045312A (en) * | 2023-08-16 | 2023-11-14 | 北京大学第三医院 | Tool bit calibration and verification system and application method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203100671U (en) | Calibration device of displacement sensor | |
| CN205138415U (en) | Answer variant displacement measurement device | |
| CN103223955A (en) | Detection method and device for vehicle clearance | |
| CN103994726B (en) | Fit between a kind of sheet metal component and mould the detection method in gap | |
| CN102519344A (en) | Tool for detecting surface profile of automobile body part | |
| CN201206966Y (en) | General-purpose gauge for special-shaped hole | |
| CN116577120A (en) | Static calibration method and device for neck of automobile crash dummy | |
| CN209182496U (en) | A kind of detection device of digital radar probe | |
| CN102589406A (en) | Calibration test device and calibration test method for dummy chest displacement sensor | |
| CN203228792U (en) | Detection device for vehicle gauges | |
| CN202420360U (en) | Automobile tail light support measurement checking tool | |
| CN103968727A (en) | Multifunctional car door size detecting device | |
| CN207050598U (en) | A kind of detection instrument of car tail door opening | |
| CN204311328U (en) | A kind of surface evenness real-time monitoring system | |
| CN102967241A (en) | VIN (Vehicle Identification Number) code character depth measurement device | |
| CN208383012U (en) | Vehicle steering wheel decoration detection device | |
| CN103591886B (en) | A kind of elevator gauge Deviation Analysis Method of deformation based sensor instrument distance | |
| CN103335590B (en) | The inductance detection method of blade profile is measured in a kind of multi-section timesharing | |
| CN202947581U (en) | Gauge for crankshaft end face connection hole location degree | |
| CN204421883U (en) | Deflection metrology sensor | |
| CN106996728A (en) | Hand-held dial indicator bracket is used in a kind of sample rack measurement | |
| CN203116642U (en) | Multifunctional vehicle door size detecting device | |
| CN106325303A (en) | Shaft sleeve center positioning device for car checking fixture | |
| CN221675767U (en) | Die casting machine | |
| CN216482703U (en) | Size and shape detection sample plate for fixing lever |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20140131 |