CN209326500U - A kind of rail variable cross-section dimensional measurement ruler - Google Patents
A kind of rail variable cross-section dimensional measurement ruler Download PDFInfo
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- CN209326500U CN209326500U CN201920260414.6U CN201920260414U CN209326500U CN 209326500 U CN209326500 U CN 209326500U CN 201920260414 U CN201920260414 U CN 201920260414U CN 209326500 U CN209326500 U CN 209326500U
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Abstract
The utility model discloses a kind of rail variable cross-section dimensional measurement rulers, including reference seat, main scale, main scale vernier, auxiliary scale, auxiliary scale vernier and positioning vernier.The reference seat is bar shaped plate structure, and top surface is horizontal plane, as measurement datum.Main scale bottom end is fixed with reference seat；Socket from top to bottom can be along the main scale vernier and positioning vernier that main scale slides up and down on main scale.Positioning vernier measuring claw is equipped on the right side of above-mentioned positioning vernier, positioning vernier measuring claw bottom surface is parallel with the measurement datum of reference seat, and right side is vertical, as the first measuring surface；It is connected on the right side of main scale vernier with auxiliary scale left end；Auxiliary scale is parallel with the datum level of reference seat；Being socketed in auxiliary scale can be along the auxiliary scale vernier that auxiliary scale horizontally slips.Auxiliary scale vernier measuring claw is equipped with below auxiliary scale vernier, auxiliary scale vernier measuring claw left side is vertical, and lower end surface is horizontal, respectively as the second measuring surface and third measuring surface.The utility model improves measurement accuracy, is integrated with the measurement function of a variety of measurers, measures convenience and high-efficiency.
Description
Technical field
The utility model relates to railroad track technical fields, and in particular to a kind of railroad turnout steel rail part processing district variable cross-section size
The Multifunction vernier calliper of measurement.
Background technique
The rail parts such as tongue, long heart rail, short heart rail in track switch need from 0mm gradually to process its front end rail head width
It is transitioned into former material width, several control sections are arranged in intermediate variable cross-section area, and the rail by measuring control section is high, rail head is wide
To control the processing line style in variable cross-section area.
The rail head width of rail refers to gauge line position rail head working edge and inoperative side distance between two points, usual situation
Under, under gauge line Distance Theory rail top surface at 16mm.Since tongue, Xin Gui variable cross-section area rail heights of roofs gradually change, because
This is it needs to be determined that its gauge line position, then measures its width.
When actual measurement, using 300mm long pawl vernier caliper, practical rail height is first measured, then calculates gauge line away from reality
The high distance H of border rail, then it is high by H value setting tooth with thickness calipers, gauge line is navigated to, then measure rail head width with transverse tooth thickness ruler.
This method is the simplest method in practice, but still has shortcoming: need to carry thickness calipers and
Two kinds of measuring tools of 300mm long pawl vernier caliper, gauge line position needs to calculate, and the measurement of thickness calipers and vernier caliper
Face is all narrow, and rail top surface is laterally arc surface in addition, and longitudinal is inclined-plane, and blade is easy to all around incline in measurement process
Tiltedly, it is not easy to ajust, generates biggish measurement error.
The utility model patent (patent No. CN203837607) of State Intellectual Property Office's authorization on 09 17th, 2014 " is used
In the vernier caliper of rail profile size detection ", structure can measure the relative position of ipsilateral two positions of rail, reduce sample
The function of plate quantity, but do not have the structure feature of measurement rail height and rail head clear span；What is authorized on 01 20th, 2016 is practical new
Type patent (patent No. CN204988062) " a kind of AT tongue section survey vernier caliper ", can only realize the point of 1:4 machining angle
Rail profile height and rail head width, but the section width of the tongue and long heart rail, short heart rail to other processing gradients, then do not have
Standby corresponding structure feature.
Summary of the invention
It is asked present invention seek to address that the measuring tool mentioned in background technique is more, measurement is inconvenient, measurement result precision is low
Topic proposes the rail variable cross-section dimensional measurement trip that a kind of function is integrated, measuring result error is small, measurement is convenient, versatility is good
Slide calliper rule are marked, the function of a variety of measuring tools is integrated into a vernier scale.
The utility model discloses a kind of rail variable cross-section dimensional measurement ruler, a kind of rail variable cross-section dimensional measurement ruler,
It is characterized in that: including reference seat, main scale, main scale vernier, auxiliary scale, auxiliary scale vernier and positioning vernier.
The reference seat is bar shaped plate structure, and top surface is horizontal plane, as measurement datum.Main scale bottom end and reference seat
It is fixed；Socket from top to bottom can be along the main scale vernier and positioning vernier that main scale slides up and down on main scale.
It is equipped with positioning vernier measuring claw on the right side of above-mentioned positioning vernier, positions the measurement base of vernier measuring claw bottom surface and reference seat
Quasi- face is parallel, and right side is vertical, as the first measuring surface；It is connected on the right side of main scale vernier with auxiliary scale left end；Auxiliary scale and reference seat
Datum level is parallel；Being socketed in auxiliary scale can be along the auxiliary scale vernier that auxiliary scale horizontally slips.
Auxiliary scale vernier measuring claw is equipped with below auxiliary scale vernier, auxiliary scale vernier measuring claw left side is vertical, and lower end surface is horizontal, point
It Zuo Wei not the second measuring surface and third measuring surface.
The utility model has the advantages that:
1, the utility model discloses a kind of rail variable cross-section dimensional measurement rulers, solve the survey of railroad turnout steel rail variable cross-section size
Measurer is not easy the problem that measurement result precision is low caused by ajusting when amount, improves measurement accuracy；
2, the utility model discloses a kind of rail variable cross-section dimensional measurement ruler, it is integrated with the measurement function of a variety of measurers,
Have the function of to measure rail variable cross-section area rail height, rail head width, rail bottom width, reduce used in rail variable cross-section dimensional measurement
Measurer type.
3, the utility model discloses a kind of rail variable cross-section dimensional measurement rulers, realize rail variable cross-section processing district height
It is completed with rail head width one-shot measurement, without calculating gauge line position or conversion measured value, measures convenience and high-efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model rail variable cross-section dimensional measurement ruler；
Fig. 2 is that the utility model rail variable cross-section dimensional measurement ruler carries out rail variable cross-section rail head width measurement schematic diagram；
Fig. 3 is that the utility model rail variable cross-section dimensional measurement ruler carries out rail profile rail high measurement schematic diagram；
Fig. 4 is that the utility model rail variable cross-section dimensional measurement ruler carries out elevation carrection schematic diagram of the hole center away from rail bottom.
In figure:
1- reference seat 2- main scale 3- main scale vernier
4- auxiliary scale 5- auxiliary scale vernier 6- positions vernier
7- clamping screw 8- limit screw 101- magnet mounting groove
301- main scale vernier measuring claw 302- reference seat measuring claw 501- auxiliary scale vernier measuring claw
601- positions vernier measuring claw
Specific embodiment
The specific implementation method of the utility model is described in detail with reference to the accompanying drawing.
A kind of rail variable cross-section dimensional measurement ruler of the utility model, including reference seat 1, main scale 2, main scale vernier 3, auxiliary scale 4,
Auxiliary scale vernier 5 and positioning vernier 6, as shown in Figure 1.
The reference seat 1 is bar shaped plate structure, is laterally arranged, top surface is horizontal plane, as measurement datum.Reference seat
1 middle part, which is equipped with magnet mounting groove 101 at 3, to place magnet makes reference seat 1 can be adsorbed on the measurement base of different testees
On quasi- face, and magnet mounting groove 101 is respectively more firm on the left, center, right position of reference seat 1, making to adsorb at above-mentioned 3.
The main scale 2 is vertically arranged with reference seat 1, and bottom end is positioned by pin shaft and reference seat 1, and passes through bolt and benchmark
Seat 1 tightens fixation, main scale 2 can also be passed through weldering by being integrally machined, or by main scale 2 and reference seat 1 with reference seat 1
It connects.Socket from top to bottom can be along the main scale vernier 3 and positioning vernier 6 that main scale slides up and down on main scale 2.Main scale vernier 3 with
Positioning vernier 6 can be digital display vernier or mechanical vernier；Threaded hole, spiral shell in threaded hole are opened up on main scale vernier 3 and positioning vernier 6
Line installation locking bolt 7 makes 7 end of clamping screw hold out against main scale 2, realizes main scale vernier 3 and determine by tightening clamping screw 7
Position between position vernier 6 and main scale 2 is fixed.2 upper end of main scale is also equipped with limit screw 8, for limiting main scale vernier 3 and positioning
The movement of vernier 6 prevents main scale vernier 3 and positioning vernier 6 from skidding off main scale 2.
Positioning vernier measuring claw 601, positioning 601 bottom surface of vernier measuring claw and reference seat 1 are equipped on the right side of above-mentioned positioning vernier 6
Measurement datum it is parallel, right side is vertical, as the first measuring surface.
Above-mentioned 3 right side of main scale vernier is connected with 4 left end of auxiliary scale.Auxiliary scale 4 is parallel with the datum level of reference seat 1.It is covered in auxiliary scale 4
Being connected to can be along the auxiliary scale vernier 5 that auxiliary scale 4 horizontally slips.Equally, threaded hole, the installation of threaded hole internal screw thread are opened up on auxiliary scale vernier 5
Clamping screw 7 makes 7 end of clamping screw hold out against auxiliary scale 4, realizes between auxiliary scale vernier 5 and auxiliary scale 4 by tightening clamping screw 7
Position is fixed；And 4 right end of auxiliary scale is equipped with limit screw 8, for limiting the movement of auxiliary scale vernier 5, prevents auxiliary scale vernier 5 sliding
Auxiliary scale 4 out.Auxiliary scale vernier measuring claw 501 is equipped with below auxiliary scale vernier 5,501 left sides of auxiliary scale vernier measuring claw are vertical, lower end surface
Level, respectively as the second measuring surface and third measuring surface；And when positioning vernier 6 and main scale vernier 3 contacts, positioning vernier is surveyed
601 bottom surface of measuring jaw is coplanar with auxiliary scale vernier 501 bottom surfaces of measuring claw；At this time when auxiliary scale vernier 5 is close to main scale vernier 3, positioning trip
The right side of mapping measuring jaw 601 is bonded with 501 left side of auxiliary scale vernier measuring claw, and the reading of auxiliary scale 4 is 0 at this time.
When the utility model measures rail variable cross-section rail head width, main scale vernier 3 is moved first, and making its reading is gauge
Then line height tightens the lock-screw 7 on main scale vernier 3, then positioning vernier 6 is moved up and is close to main scale vernier 3,
And the lock screw 7 on screwed in place vernier 6.Then, the lock screw 7 on main scale vernier 3 is unclamped, main scale vernier is moved up
3, so that the height of main scale vernier 3 is greater than rail height, reference seat 1 is adsorbed on tested rail perpendicular to rail length direction at this time
Rail bottom at Measure section, and moving reference seat 1 are bonded positioning vernier measuring claw 601 with rail head of rail.Finally, putting down master
Ruler vernier 3 is contacted with positioning vernier 6, while adjusting the position of auxiliary scale vernier 5, makes auxiliary scale vernier measuring claw 501 and tested rail
Rail head contact, the reading of auxiliary scale 4 is the rail head width of measured position at this time.
As shown in figure 3, the lock screw 7 on main scale vernier 3 is unclamped after being measured rail head width in a manner described,
It is lifted up main scale vernier 3, and mobile auxiliary scale vernier 5,501 lower end surface of auxiliary scale vernier measuring claw is made to be in tested rail profile most
Above high point, the lock screw on auxiliary scale vernier 5 is locked at this time.Then, main scale vernier 3, auxiliary scale vernier measuring claw are fallen downwards
501 lower end surfaces are in tested rail profile highest point and are exactly in contact with, and the reading of main scale 2 is that the section rail is high at this time.
As needed, the left end of above-mentioned main scale vernier 3 and reference seat 1 can separately design main scale vernier measuring claw 301 and base
Quasi- seat measuring claw 302 makes the utility model measuring scale be provided simultaneously with the measurement function of aperture, Kong Zhongxin away from rail bottom height.It is above-mentioned
Main scale vernier measuring claw 301 is equal with 101 Design of length of reference seat measuring claw, is 70mm；Main scale vernier measuring claw 301 and base
Quasi- 302 outside end of seat measuring claw is designed as the identical horizontal plane of thickness, has opposite interior measuring surface and reversed exterior measuring
Amount face；Wherein measuring surface is coplanar with the datum level of reference seat in reference seat measuring claw 302；And above-mentioned auxiliary scale vernier measuring claw 501
Bottom surface, positioning 601 bottom surface of vernier measuring claw and main scale vernier measuring claw 301 in measuring surface lower end surface can simultaneously with reference seat 1
Measurement datum co-planar contacts, at this time main scale 2 reading be 0mm.
When measuring aperture, positioning vernier 6 is moved on into bottom, with reference seat measuring claw 302 and main scale vernier measuring claw 301
External pelivimetry face paste lean on hole inner wall relative position, the reading of main scale 2 adds two measuring claw thickness, as bore dia at this time.
When the height of center distance between holes rail bottom, when carrying out hole center away from rail bottom elevation carrection, by reference seat measuring claw
302 and 301 length direction of main scale vernier measuring claw it is parallel with axially bored line and in same vertical plane, by reference seat measuring claw 302
Interior measuring surface reclines rail bottom face, and mobile main scale vernier 3 makes the external pelivimetry face of main scale vernier measuring claw 301 withstand hole upper end inner wall,
The reading of main scale 2 subtracts pore radius plus a measuring claw thickness again at this time, and as hole center is away from rail bottom height.
In the utility model also auxiliary scale vernier measuring claw 501 and positioning vernier measuring claw 601 and rail between contact position
Tungsten carbide button's block, including 501 lower left corner of auxiliary scale vernier measuring claw, and positioning 601 lower right corner of vernier measuring claw, prevent from surveying
The position contacted when amount with tested rail is worn, and improves the service life of measurer.
Claims (6)
1. a kind of rail variable cross-section dimensional measurement ruler, it is characterised in that: including reference seat, main scale, main scale vernier, auxiliary scale, auxiliary scale
Vernier and positioning vernier；
The reference seat is bar shaped plate structure, and top surface is horizontal plane, as measurement datum；Main scale bottom end and reference seat are solid
It is fixed；Socket from top to bottom can be along the main scale vernier and positioning vernier that main scale slides up and down on main scale；
It is equipped with positioning vernier measuring claw on the right side of above-mentioned positioning vernier, positions the measurement datum of vernier measuring claw bottom surface and reference seat
In parallel, right side is vertical, as the first measuring surface；It is connected on the right side of main scale vernier with auxiliary scale left end；The benchmark of auxiliary scale and reference seat
Face is parallel；Being socketed in auxiliary scale can be along the auxiliary scale vernier that auxiliary scale horizontally slips；
Auxiliary scale vernier measuring claw is equipped with below auxiliary scale vernier, auxiliary scale vernier measuring claw left side is vertical, and lower end surface is horizontal, makees respectively
For the second measuring surface and third measuring surface.
2. a kind of rail variable cross-section dimensional measurement ruler as described in claim 1, it is characterised in that: design magnet installation in reference seat
Slot, inside installation magnet.
3. a kind of rail variable cross-section dimensional measurement ruler as claimed in claim 2, it is characterised in that: magnet mounting groove is designed at benchmark
The left, center, right position of seat.
4. a kind of rail variable cross-section dimensional measurement ruler as described in claim 1, it is characterised in that: on main scale vernier and positioning vernier
Open up threaded hole, threaded hole internal screw thread installation locking bolt；Main scale upper end is also equipped with limit screw；Spiral shell is opened up on auxiliary scale vernier
Pit, threaded hole internal screw thread installation locking bolt；Auxiliary scale right end is equipped with limit screw.
5. a kind of rail variable cross-section dimensional measurement ruler as described in claim 1, it is characterised in that: when positioning vernier and main scale vernier
When contact, positioning vernier measuring claw bottom surface is coplanar with auxiliary scale vernier measuring claw bottom surface；At this point, when the right side of positioning vernier measuring claw
When face is bonded with auxiliary scale vernier measuring claw left side, auxiliary scale reading is 0.
6. a kind of rail variable cross-section dimensional measurement ruler as described in claim 1, it is characterised in that: auxiliary scale vernier measuring claw lower-left
Angle, and positioning 601 lower right position tungsten carbide button block of vernier measuring claw.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920260414.6U CN209326500U (en) | 2019-02-28 | 2019-02-28 | A kind of rail variable cross-section dimensional measurement ruler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920260414.6U CN209326500U (en) | 2019-02-28 | 2019-02-28 | A kind of rail variable cross-section dimensional measurement ruler |
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| CN209326500U true CN209326500U (en) | 2019-08-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022077911A1 (en) * | 2020-10-15 | 2022-04-21 | 卜少明 | Full-rail-type rail head wear measuring device |
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2019
- 2019-02-28 CN CN201920260414.6U patent/CN209326500U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022077911A1 (en) * | 2020-10-15 | 2022-04-21 | 卜少明 | Full-rail-type rail head wear measuring device |
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| TR01 | Transfer of patent right |
Effective date of registration: 20221025 Address after: 100000F12, Block A, Dingxing Building, No. 5 Fenghuangzui Road, Fengtai District, Beijing Patentee after: CHINA RAILWAY MATERIALS TECHNOLOGY Co.,Ltd. Patentee after: China Railway Material General operation and Maintenance Technology Co.,Ltd. Address before: 13 / F, block C, Guohai Plaza, 17 Fuxing Road, Haidian District, Beijing 100031 Patentee before: CHINA RAILWAY MATERIALS TECHNOLOGY Co.,Ltd. |