CN106352834A - Steel railhead profile measuring instrument - Google Patents
Steel railhead profile measuring instrument Download PDFInfo
- Publication number
- CN106352834A CN106352834A CN201610798061.6A CN201610798061A CN106352834A CN 106352834 A CN106352834 A CN 106352834A CN 201610798061 A CN201610798061 A CN 201610798061A CN 106352834 A CN106352834 A CN 106352834A
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- CN
- China
- Prior art keywords
- encoder
- support arm
- rail
- measuring instrument
- fixed seat
- 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.)
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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
- G01B21/20—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 contours or curvatures, e.g. determining profile
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention provides a steel railhead profile measuring instrument. The steel railhead profile measuring instrument comprises a measuring support arm, an encoder connecting rod, a first encoder, a second encoder, a fixed seat, a USB interface and a telescopic support rod, wherein the measuring support arm is herringbone, and detection wheels are arranged at two ends in the horizontal direction of the herringbone measuring support arm; the top end of the herringbone measuring support arm is connected with the first encoder, the first encoder is connected with the second encoder through the encoder connecting rod, the second encoder is fixed on the fixed seat; the telescopic support rod is connected with the fixed seat through a telescopic support rod seat, and a datum bottom plate is connected below the telescopic support rod seat. The steel railhead profile measuring instrument can be used for rapidly and conveniently scanning profiles of the left side and the right side of a steel railhead, more importantly, the steel railhead profile measuring instrument can be used for measuring a profile curve, which cannot be measured in the prior art, of a lower jaw part of the steel railhead, thereby having quite high measuring efficiency and accuracy and being simple in structure and convenient to use.
Description
Technical field
The present invention relates to technical field of measuring equipment, particularly relate to a kind of rail head of rail profile measuring instrument.
Background technology
Whether conformance with standard has influence on the safety of railway operation, puts down for the overall dimensions of rail, glacing flatness and torsion resistance etc.
Stability and speed, so need timely rail profile size to be detected the normal operation it is ensured that train.Prior art
In, rail end section profile measurement instrument mainly includes contact and contactless, and contact type measurement instrument is mainly vernier
Slide calliper rule, depth indicator and the rail type template that some are special.These survey tool structures are simple but complex operation, certainty of measurement are poor,
Even also need to just can learn through series of computation, testing cost is high, efficiency is low.In addition, these prior arts all can not be surveyed
The profile of dimension rail rail chin part.
How to design a kind of rail head of rail profile measuring instrument, both can detect rail head of rail chin part profile, and can carry again
High measurement efficiency and accuracy, reduce testing cost, are the current technical problems be badly in need of and solving.
Content of the invention
For solving above the deficiencies in the prior art, the present invention proposes a kind of rail head of rail profile measuring instrument.
The technical scheme is that and be achieved in that:
A kind of rail head of rail profile measuring instrument, comprising: measurement support arm, encoder connecting rod, the first encoder, the second coding
Device, fixed seat, usb interface and retractable support lever；
Measurement support arm be " people " font measure support arm, " people " font measure support arm horizontal direction be respectively arranged at two ends with detection
Wheel；
The top that " people " font measures support arm is connected with the first encoder, and the first encoder is by encoder connecting rod and the
Two encoders connect, and second encoder is fixed in fixed seat；Retractable support lever passes through retractable supports pole socket and fixed seat
Connect, the lower section of retractable supports pole socket is connected with benchmark base plate, and benchmark base plate is provided with Magnet.
Preferably, also include bonnet, bonnet is connected by draw-in groove with fixed seat.
It is further preferred that 2 detection wheels are all connected to, by wheel axle interference, the two ends measuring support arm horizontal direction.
It is more highly preferred to, the first encoder is provided with the first encoder axle, second encoder is provided with second encoder axle,
The top that " people " font measures support arm is connected with the first encoder axle, and the first encoder passes through encoder connecting rod and the second coding
Device axle connects.
Highly preferred, the top that " people " font measures support arm is connected by screw with the first encoder axle, the first coding
Device is connected by screw with encoder connecting rod, and encoder connecting rod is connected by screw with second encoder axle, the second coding
Device is connected by screw with fixed seat, between retractable supports pole socket and fixed seat and retractable supports pole socket and benchmark base plate it
Between be all connected by screw, be bolted between retractable support lever and retractable supports pole socket.
Present invention employs high accuracy absolute value encoder and set up absolute coordinate system, by " people " font of our uniquenesses
Measurement arm configuration can efficiently and easily scan the profile of the rail head of rail left and right sides it is often more important that it can measure existing skill
The contour curve of the rail head of rail chin part that cannot measure in art.The present invention is applied to multiple railway such as t60, t75, t50 type
Rail head of rail profile measurement, structure is simple, easy to use, testing cost is low and measurement result is accurate, measurement efficiency is high.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, also may be used
So that other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the installation operation schematic diagram of the present invention；
Fig. 3 scans operation chart during rail head profile on the left of tested rail for the present invention；
Fig. 4 scans operation chart during rail head profile on the right side of tested rail for the present invention.
In figure: 1, detection wheel；2nd, wheel axle；3rd, measure support arm；4th, encoder connecting rod；5th, the first encoder；6th,
Two encoders；7th, fixed seat；8th, bonnet；9th, retractable supports pole socket；10th, benchmark base plate；11st, retractable support lever.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
As shown in Figure 1: a kind of rail head of rail profile measuring instrument, comprising: measurement support arm 3, encoder connecting rod 4, first are compiled
Code device 5, second encoder 6, fixed seat 7, usb interface and retractable support lever 11；
Measurement support arm 3 be " people " font measure support arm, " people " font measure support arm horizontal direction be respectively arranged at two ends with inspection
Measuring wheel 1；
The top that " people " font measures support arm is connected with the first encoder 5, and the first encoder 5 passes through encoder connecting rod 4
It is connected with second encoder 6, second encoder 6 is fixed in fixed seat 7；Retractable support lever 11 passes through retractable supports pole socket
9 are connected with fixed seat 7, and the lower section of retractable supports pole socket 9 is connected with benchmark base plate 10, and benchmark base plate 10 is provided with Magnet.
During installation, the length of adjustment retractable support lever 11 is so that the measurement end of the present invention and support end are placed on just
Article two, above rail.The benchmark base plate 10 of measuring instrument support is snapped in the inner side (selecting nearly gauge side) of tested rail, and benchmark
Base plate 10 is close to tested rail top of steel rail, trackside, confirms that Magnet adsorbed close, on tested rail, makes measuring instrument can not shake easily
Dynamic (as shown in Figure 2).
It is placed on left side web of the rail top with right roller, contact rail rolls upwards, after crossing rail level center, by retractable support lever
11 enclose from upper cincture one, are placed on right side web of the rail top with left roller, and contact rail rolls upwards, (confirms behind rail level center
When there is overlapping region the position contacting with left roller), you can detection of end, scans operation during rail head profile on the left of tested rail
Schematic diagram is as shown in figure 3, the operation chart scanning during rail head profile on the right side of tested rail is as shown in Figure 4.In aforesaid operations,
Angle change in first encoder 5 and second encoder 6 record whole process, angle change data is passed by usb data wire
It is defeated by computer, the angle-data of two encoders is converted to the profile data of tested rail head of rail by computer.
Compared with prior art, the present invention sets up absolute coordinate system using high accuracy absolute value encoder, by us
Unique " people " font measures the exterior feature that arm configuration can efficiently and easily scan the rail head of rail left and right sides and rail head of rail lower jaw
Shape, had both improve the detection efficiency of rail profile, multiple rail profile tunneling boring can be carried out again non-blind area Data Detection,
Analysis, and compact conformation, easy to carry, using flexibly.
As a kind of preferred technical scheme, one more embodiment of the present invention, also include bonnet 8, bonnet 8 and fixed seat 7
Connected by draw-in groove.
As a kind of preferred technical scheme, one more embodiment of the present invention, 2 detection wheels 1 are all by wheel axle 2 mistake
It is full of and be connected to the two ends measuring support arm 3 horizontal direction.
As a kind of preferred technical scheme, one more embodiment of the present invention, the first encoder 5 is provided with the first encoder
Axle, second encoder 6 is provided with second encoder axle, and the top that " people " font measures support arm is connected with the first encoder axle, the
One encoder 5 is connected with second encoder axle by encoder connecting rod 4.
As a kind of preferred technical scheme, one more embodiment of the present invention, " people " font measures the top of support arm and the
One encoder axle is connected by screw, and the first encoder 5 and encoder connecting rod 4 are connected by screw, code device connecting rod 4 and
Two encoder axles are connected by screw, and second encoder 6 is connected by screw with fixed seat 7, retractable supports pole socket 9 with fixing
Be connected by screw between seat 7 and between retractable supports pole socket 9 and benchmark base plate 10, retractable support lever 11 with scalable
It is bolted between strut socket 9.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (5)
1. a kind of rail head of rail profile measuring instrument it is characterised in that include: measurement support arm (3), encoder connecting rod (4), first
Encoder (5), second encoder (6), fixed seat (7), usb interface and retractable support lever (11)；
Measurement support arm (3) is that " people " font measures support arm, and described " people " font measures being respectively arranged at two ends with of support arm horizontal direction
Detection wheel (1),；
The top that described " people " font measures support arm is connected with the first encoder (5), and the first encoder (5) is connected by encoder
Bar (4) is connected with second encoder (6), and second encoder (6) is fixed in fixed seat (7)；Retractable support lever (11) passes through
Retractable supports pole socket (9) is connected with fixed seat (7), and the lower section of retractable supports pole socket (9) is connected with benchmark base plate (10), base
Quasi- base plate (10) is provided with Magnet.
2. rail head of rail profile measuring instrument according to claim 1 is it is characterised in that also include bonnet (8), bonnet (8)
It is connected by draw-in groove with fixed seat (7).
3. rail head of rail profile measuring instrument according to claim 1 is it is characterised in that 2 detections wheel (1) are all by measurement
Wheel shaft (2) interference is connected to the two ends of measurement support arm (3) horizontal direction.
4. rail head of rail profile measuring instrument according to claim 1 is it is characterised in that the first encoder (5) is provided with
One encoder axle, second encoder (6) is provided with second encoder axle, and described " people " font measures the top of support arm and described the
One encoder axle connects, and the first encoder (5) is connected with second encoder axle by encoder connecting rod (4).
5. rail head of rail profile measuring instrument according to claim 4 is it is characterised in that described " people " font measures support arm
Top is connected by screw with described first encoder axle, and the first encoder (5) is with encoder connecting rod (4) by screw even
Connect, code device connecting rod (4) and second encoder axle are connected by screw, second encoder (6) is with fixed seat (7) by screw even
Connect, between retractable supports pole socket (9) and fixed seat (7) and all logical between retractable supports pole socket (9) and benchmark base plate (10)
Cross mode connects for screw, be bolted between retractable support lever (11) and retractable supports pole socket (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610798061.6A CN106352834A (en) | 2016-08-31 | 2016-08-31 | Steel railhead profile measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610798061.6A CN106352834A (en) | 2016-08-31 | 2016-08-31 | Steel railhead profile measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106352834A true CN106352834A (en) | 2017-01-25 |
Family
ID=57858902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610798061.6A Pending CN106352834A (en) | 2016-08-31 | 2016-08-31 | Steel railhead profile measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106352834A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107719412A (en) * | 2017-09-13 | 2018-02-23 | 东峰国检（邢台）科技有限公司 | A kind of three swing arm rail profile measurement apparatus and measuring method |
| CN108007339A (en) * | 2017-12-25 | 2018-05-08 | 北京锐威焊接技术有限公司 | Portable railway traffic rail tunneling boring profile geometric parameter detector |
| CN114485353A (en) * | 2022-02-11 | 2022-05-13 | 华夏高铁技术有限公司 | Method for generating steel rail profile measurement curve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11257942A (en) * | 1998-03-11 | 1999-09-24 | Mitsubishi Heavy Ind Ltd | Device for measuring shape of rail |
| CN2429410Y (en) * | 2000-06-01 | 2001-05-09 | 上海铁道大学 | Device for measuring profiles of wheel and rail with crawling wheel |
| CN2720407Y (en) * | 2004-09-02 | 2005-08-24 | 西南交通大学 | Five-lever mechanism measuring device for profile curve of railway rail section |
| CN201289374Y (en) * | 2008-09-23 | 2009-08-12 | 上海铁院轨道交通科技有限公司 | Device for measuring and locating portable rail head appearance and abrasion |
| CN202974245U (en) * | 2012-12-10 | 2013-06-05 | 同济大学 | Full section rail head profile measuring mechanism |
| CN206012612U (en) * | 2016-08-31 | 2017-03-15 | 北京燕宏达铁路设备有限公司 | Rail head of rail profile measuring instrument |
-
2016
- 2016-08-31 CN CN201610798061.6A patent/CN106352834A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11257942A (en) * | 1998-03-11 | 1999-09-24 | Mitsubishi Heavy Ind Ltd | Device for measuring shape of rail |
| CN2429410Y (en) * | 2000-06-01 | 2001-05-09 | 上海铁道大学 | Device for measuring profiles of wheel and rail with crawling wheel |
| CN2720407Y (en) * | 2004-09-02 | 2005-08-24 | 西南交通大学 | Five-lever mechanism measuring device for profile curve of railway rail section |
| CN201289374Y (en) * | 2008-09-23 | 2009-08-12 | 上海铁院轨道交通科技有限公司 | Device for measuring and locating portable rail head appearance and abrasion |
| CN202974245U (en) * | 2012-12-10 | 2013-06-05 | 同济大学 | Full section rail head profile measuring mechanism |
| CN206012612U (en) * | 2016-08-31 | 2017-03-15 | 北京燕宏达铁路设备有限公司 | Rail head of rail profile measuring instrument |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107719412A (en) * | 2017-09-13 | 2018-02-23 | 东峰国检（邢台）科技有限公司 | A kind of three swing arm rail profile measurement apparatus and measuring method |
| CN108007339A (en) * | 2017-12-25 | 2018-05-08 | 北京锐威焊接技术有限公司 | Portable railway traffic rail tunneling boring profile geometric parameter detector |
| CN114485353A (en) * | 2022-02-11 | 2022-05-13 | 华夏高铁技术有限公司 | Method for generating steel rail profile measurement curve |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xu Haiyong Inventor after: Wang Yaning Inventor after: Liu Ying Inventor after: Feng Jie Inventor after: Shi Ruixi Inventor before: Xu Haiyong Inventor before: Xu Haiguang Inventor before: Wang Yufei Inventor before: Cai Fuwen Inventor before: Guo Jinfa |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180126 Address after: 100000 Beijing, Kunming, Hunan Road, Haidian District No. 51, block B, two, 01 Applicant after: Huaxia High Speed Rail Technology Co Ltd Applicant after: China Railway Beijing Bureau Group Co., Ltd., Beijing high railway service section Address before: 102208 Beijing City, Changping District small town east village shop Applicant before: Yan Hongda Railway Equipment Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170125 |