CN106352764A - Measuring device for detecting creep deformation quantity of rubber-metal pad of air spring - Google Patents

Measuring device for detecting creep deformation quantity of rubber-metal pad of air spring Download PDF

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Publication number
CN106352764A
CN106352764A CN201610875177.5A CN201610875177A CN106352764A CN 106352764 A CN106352764 A CN 106352764A CN 201610875177 A CN201610875177 A CN 201610875177A CN 106352764 A CN106352764 A CN 106352764A
Authority
CN
China
Prior art keywords
vertical
support
air spring
detection
measurement
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.)
Pending
Application number
CN201610875177.5A
Other languages
Chinese (zh)
Inventor
刘峻亦
牛富杰
闫道宇
王庆涛
陈文明
黄长生
孙丰晖
曹锐
姚凯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRRC Qingdao Sifang Co Ltd
Original Assignee
CRRC Qingdao Sifang Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CRRC Qingdao Sifang Co Ltd filed Critical CRRC Qingdao Sifang Co Ltd
Priority to CN201610875177.5A priority Critical patent/CN106352764A/en
Publication of CN106352764A publication Critical patent/CN106352764A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical means
    • G01B5/02Measuring arrangements characterised by the use of mechanical means for measuring length, width or thickness
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00Testing of vehicles
    • G01M17/08Railway vehicles
    • G01M17/10Suspensions, axles or wheels

Abstract

The invention discloses a measuring device for detecting the creep deformation quantity of a rubber-metal pad of an air spring. The measuring device comprises a first bracket, a second bracket, a vertical rule and a horizontal rule, wherein the first bracket is provided with a positioning part positioned with the bottom surface of the air spring, and is also provided with a vertical slide way; the lower end of the vertical rule is arranged inside the vertical slide rail; the second bracket is positioned above the first bracket, and is provided with a horizontal chute; the horizontal rule is glidingly arranged inside the horizontal chute; the second bracket is also provided with a vertical chute; the vertical rule is arranged in the vertical chute. The measuring device has the advantages that the deformation quantity A of a specific position in the horizontal direction and the measurement of the whole height H of the air spring in the vertical direction can be simultaneously obtained; detection personnel can judge whether the H is in the preset value range or not and whether the A is in the preset value range or not, for example, when the H is not lower than the preset value, and meanwhile, the horizontal deformation quantity A is not greater than the preset value, the condition that the rubber-metal pad of the air spring meets the use requirements is considered.

Description

A kind of measurement apparatus for detecting air spring rubber heap creep compliance
Technical field
The present invention relates to air spring rubber heap creep compliance detection technique field, it is used for detecting air bullet particularly to one kind The measurement apparatus of spring rubber metal pad creep compliance.
Background technology
Rolling stock carrys out shock absorbing using spring assembly, make train smooth run, improve locomotive transverse movement performance and Curving performance.With the development of high-speed railway, traditional Tan Zhuan device can not meet the requirement of bullet train performance, Adopt coil spring, rubber spring and air spring now more.
Wherein coil spring and rubber spring are often used as single stage suspension, and it is outstanding that air spring is then widely used in two Hang.Air supply in air spring rubber capsule makes vehicle floor face not be subject to the number of passenger inside the vehicle and shadow pockety Ring, substantially keep level.
The creep compliance of air spring rubber is to weigh one of important parameter of air spring reliable operation.In EMUs air During spring Measuring error, need the rubber metal pad creep compliance in air spring is judged, need use level respectively to survey at present Amount instrument and vertical survey tool measure the deflection of horizontal direction deflection and vertical direction, then pass through measured value Judge whether air spring meets use demand.
The method measuring horizontal direction and vertical direction deflection one by one by instrument in prior art, relative efficiency compares Low.
Therefore, whether the creep compliance how quickly measuring rubber metal pad in air spring meets use demand, is in the art Technical staff's technical problem urgently to be resolved hurrily.
Content of the invention
For solving above-mentioned technical problem, the present invention provides a kind of measurement for detecting air spring rubber heap creep compliance to fill Put, including first support, second support, vertical chi, horizon rule;
Described first support is provided with the location division with air spring bottom surface positioning, and is additionally provided with vertical slideway, institute The bottom stating vertical chi is inside described vertical slideway;
Described second support, positioned at the top of described first support, it is provided with horizontal concrete chute, and described horizon rule is slidedly arranged on Inside described horizontal concrete chute;Described second support is additionally provided with vertical chute, and described vertical chi is located at described vertical chute.
When measurement apparatus herein are when detecting to air spring, first by the upper end of vertical chi against air Then air spring bottom surface outer rim is positioned the location division of first support by the upper mounting plane of spring, and location division can be realized The horizontally and vertically positioning in two directions, so can read the whole height of air spring from vertical chi.
Secondly, second support is moved up and down along vertical chi, the level of the air spring of measurement vertical direction diverse location Deflection.
That is, the measurement apparatus in the present invention can obtain the survey of air spring vertical direction whole height h simultaneously Amount and a certain particular location horizontal direction deflection a, testing staff and then may determine that h whether in values, a is No in values, such as when h is not less than preset value, horizontal distortion amount a is not more than during preset value it is believed that air bullet simultaneously Spring rubber metal pad meets use requirement.
Optionally, described location division is the step surface being arranged at described first support upper surface, when carrying out to air spring During detection, the bottom surface outer rim of described air spring is against described step surface.
Optionally, described first support includes cylinder, and described vertical slideway is axially arranged along described cylinder, described cylinder Outer peripheral face is provided with the boss stretching out, and the upper surface of described boss is less than upper surface, described boss and the institute of described cylinder The upper surface stating cylinder forms described step surface.
Optionally, described boss is ring-shaped.
Optionally, also include locking member, described locking member is arranged at described second support, for by described second Frame locks or is unlocked on the relevant position of described vertical chi.
Optionally, described locking member is lock-screw, and the side wall of the vertical chute of described second support is provided with screw Through hole, the threaded portion of described screw is inside described screwing through hole.
Optionally, also include with lower component:
First detection part, for detecting the vertical displacement of described second support;
Second detection part, for detecting the horizontal displacement of described horizon rule;
Display unit, is electrically connected with described first detection part, described second detection part, and according to the described first detection Part, the detection signal of described second detection part show vertical value and level value.
Optionally, also include with lower component:
Controller, prestores the preset value of air spring rubber heap creep compliance;The signal input part of described controller and institute State the first detection part, described second detection part signal output electrical connection, according to described first detection part, described second inspection The signal surveying part judges whether current location air spring rubber heap creep compliance exceeds preset value.
Optionally, described display unit is integrated in described first support.
Brief description
Fig. 1 is to show for detecting the structure of the measurement apparatus of air spring rubber heap creep compliance in an embodiment of the present invention It is intended to;
Fig. 2 is in the schematic diagram of measuring state for measurement apparatus.
Wherein, in Fig. 1 to Fig. 2:
Vertically chi 1, horizon rule 2, first support 3, step surface 3a, cylinder 31, boss 32, second support 4;
Air spring 10.
Specific embodiment
In order that those skilled in the art more fully understands technical scheme, below in conjunction with the accompanying drawings and specifically real The present invention is described in further detail to apply example.
Refer to Fig. 1 to Fig. 2, Fig. 1 is for detecting air spring rubber heap creep compliance in an embodiment of the present invention The structural representation of measurement apparatus;Fig. 2 is in the schematic diagram of measuring state for measurement apparatus.
The invention provides a kind of measurement apparatus for detecting air spring 10 rubber metal pad creep compliance, including first support 3rd, second support 4, vertical chi 1, horizon rule 2;As long as first support 3 plays the role of positioning, first support 3 is provided with and air spring Vertical slideway is additionally provided with the location division of 10 terrestrial positionings, and first support 3, the bottom of vertical chi 1 is located at vertically sliding Inside road.
Wherein, first support 3 specifically can include cylinder 31, and cylinder 31 can be cylinder 31 or other shapes The cylinder 31 of shape.Vertically slideway axially opens up along cylinder 31, specifically can be opened in cylinder 31 center it is also possible to open up In non-central location.
Second support 4 is located at the top of first support 3, and, second support 4 is provided with horizontal concrete chute, and horizon rule 2 cunning sets Inside horizontal concrete chute, second support 4 is additionally provided with vertical chute, vertical chi 1 located at vertical chute internal that is to say, that water Leveling ruler 2 can second support 4 level slide relatively, and second support 4 can drive horizon rule 2 opposed vertical chi 1 to slide.
Horizon rule 2 and vertical chi 1 are provided with the scale value for measurement.
It should be noted that being to be in measurement apparatus to detect that air spring 10 status are basic herein, it is fixed to carry out The nouns of locality such as justice is vertical, level.
When measurement apparatus herein are when detecting to air spring 10, first by the upper end of vertical chi 1 against Then air spring 10 bottom surface outer rim is positioned the location division of first support 3, location division by the upper mounting plane of air spring 10 The positioning in horizontally and vertically two directions can be realized, the whole height of air spring 10 so can be read from vertical chi 1.
Secondly, second support 4 is moved up and down along vertical chi 1, the air spring 10 of measurement vertical direction diverse location Horizontal distortion amount.
That is, the measurement apparatus in the present invention can obtain air spring 10 vertical direction whole height h's simultaneously Measurement and a certain particular location horizontal direction deflection a, testing staff and then may determine that h whether in values, a Whether in values, such as when h is not less than preset value, horizontal distortion amount a is not more than during preset value it is believed that air simultaneously Spring 10 rubber metal pad meets use requirement.
In the various embodiments described above, location division can be the step surface 3a being arranged at first support 3 upper surface, when to air bullet When spring 10 is detected, the bottom surface outer rim of air spring 10 is against step surface 3a.Include as a example cylinder 31 by first support 3, post The outer peripheral face of body 31 is provided with the boss 32 stretching out, and the upper surface of boss 32 is less than the upper surface of cylinder 31, boss 32 He The upper surface of cylinder 31 forms described step surface 3a.
Boss 32 can be around 360 degree of outer peripheral face, and that is, boss 32 is ring-type., boss 32 be also not necessarily limited to ring-type or its His form.
Operator's reading for convenience, the various embodiments described above can also include locking member, and locking member is arranged at Two supports 4, for locking or being unlocked on the relevant position of vertical chi 1 by second support 4.
When measurement apparatus measure work, second support 4 mobile to concrete highly after, it is possible to use locking member is locked Tightly on vertical chi 1, then adjust the lateral displacement of horizon rule 2 again, measurement efficiency and reliability can be improved.
Specifically, the locking member in above-described embodiment can be lock-screw, the side wall of the vertical chute of second support 4 It is provided with screwing through hole, the threaded portion of screw is inside screwing through hole.Rotary screw moves to vertical chi 1, and head of screw is permissible Against vertical chi 1, and then rely on frictional force locking second support 4 and vertical chi 1 between head of screw and vertical chi 1;When to it When the air spring 10 horizontal distortion amount of his position height measures, screw can be rotated round about, you can realize Unblock between second support 4 and vertical chi 1.
Certainly, the setting of locking member is not limited to above-mentioned bolt structure, can also be other forms, such as clamping structure Deng.Here is not done and is introduced one by one.
Artificial reading certainly exists certain error, in order to improve certainty of measurement as far as possible, herein also further to measurement dress Put and carried out following improvement.
In the various embodiments described above, measurement apparatus can further include the first detection part, the second detection part and show Show part.
Wherein, the first detection part is used for detecting the vertical displacement of second support 4, the second detection part is used for detection level The horizontal displacement of chi 2;Display unit is electrically connected with the first detection part, the second detection part, and according to the first detection part, The detection signal of two detection parts shows vertical value and level value.
That is, pass through in the present embodiment to increase by the first detection part and the second detection part can realize the machinery of measurement apparatus Automatic reading, improves accuracy of reading and reading efficiency, and then improves the accuracy of detection.
Certainly, each detection part can be electrically connected with display unit by controller.
The various embodiments described above, controller prestores the preset value of air spring 10 rubber metal pad creep compliance;The signal of controller Input is electrically connected with the first detection part, the second detection part signal output, according to the first detection part, the second detection part Signal judge that whether current location air spring 10 rubber metal pad creep compliance exceeds preset value.
Display unit, controller can be integrated in first support 3, reduce the parts of composition measuring apparatus as far as possible, improve Ease of use.
Above a kind of measurement apparatus for detecting air spring rubber heap creep compliance provided by the present invention are carried out It is discussed in detail.Specific case used herein is set forth to the principle of the present invention and embodiment, above example Illustrate that being only intended to help understands the method for the present invention and its core concept.It should be pointed out that the common skill for the art For art personnel, under the premise without departing from the principles of the invention, the present invention can also be carried out with some improvement and modify, these change Enter and modify in the protection domain also falling into the claims in the present invention.

Claims (9)

1. a kind of measurement apparatus for detecting air spring rubber heap creep compliance it is characterised in that include first support (3), Second support (4), vertical chi (1), horizon rule (2);
Described first support (3) is provided with the location division with air spring (10) bottom surface positioning, and is additionally provided with vertical slideway, The bottom of described vertical chi (1) is inside described vertical slideway;
Described second support (4), positioned at the top of described first support (3), it is provided with horizontal concrete chute, described horizon rule (2) It is slidedly arranged on inside described horizontal concrete chute;Described second support (4) is additionally provided with vertical chute, and described vertical chi (1) is located at described Vertical chute.
2. measurement apparatus as claimed in claim 1 are it is characterised in that described location division is to be arranged at described first support (3) The step surface of upper surface, when detecting to air spring (10), the bottom surface outer rim of described air spring (10) is against described Step surface.
3. measurement apparatus as claimed in claim 2 are it is characterised in that described first support (3) includes cylinder (31), described perpendicular Straight slideway is axially arranged along described cylinder (31), and the outer peripheral face of described cylinder (31) is provided with the boss (32) stretching out, institute The upper surface stating boss (32) is less than the upper surface of described cylinder (31), the upper surface of described boss (32) and described cylinder (31) Form described step surface.
4. measurement apparatus as claimed in claim 3 are it is characterised in that described boss (32) is ring-shaped.
5. the measurement apparatus as described in any one of Claims 1-4 are it is characterised in that also include locking member, described tight lock part Part is arranged at described second support (4), for locking described second support (4) or being unlocked on the corresponding of described vertical chi (1) Position.
6. measurement apparatus as claimed in claim 5 it is characterised in that described locking member be lock-screw, described second The side wall of the vertical chute of frame (4) is provided with screwing through hole, and the threaded portion of described screw is inside described screwing through hole.
7. the measurement apparatus as described in any one of Claims 1-4 are it is characterised in that also include with lower component:
First detection part, for detecting the vertical displacement of described second support (4);
Second detection part, for detecting the horizontal displacement of described horizon rule (2);
Display unit, is electrically connected with described first detection part, described second detection part, and according to described first test section Part, the detection signal of described second detection part show vertical value and level value.
8. measurement apparatus as claimed in claim 7 are it is characterised in that also include with lower component:
Controller, prestores the preset value of air spring rubber heap creep compliance;The signal input part of described controller and described the One detection part, described second detection part signal output electrical connection, according to described first detection part, described second test section The signal of part judges whether current location air spring (10) rubber metal pad creep compliance exceeds preset value.
9. measurement apparatus as claimed in claim 7 or 8 are it is characterised in that described display unit is integrated in described first support (3).
CN201610875177.5A 2016-09-30 2016-09-30 Measuring device for detecting creep deformation quantity of rubber-metal pad of air spring Pending CN106352764A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610875177.5A CN106352764A (en) 2016-09-30 2016-09-30 Measuring device for detecting creep deformation quantity of rubber-metal pad of air spring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610875177.5A CN106352764A (en) 2016-09-30 2016-09-30 Measuring device for detecting creep deformation quantity of rubber-metal pad of air spring

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003185517A (en) * 2001-10-18 2003-07-03 Contitech Luftfeder-Systeme Gmbh Distance and pressure measurement within air spring
GB2430750A (en) * 2005-10-03 2007-04-04 Tt Electronics Technology Ltd Position sensing apparatus and method
CN202141412U (en) * 2011-06-29 2012-02-08 武汉钢铁(集团)公司 Effective width measuring scale for hot-rolled U-shaped steel sheet pile
CN202533029U (en) * 2012-05-02 2012-11-14 重庆长客轨道车辆有限公司 Height measuring ruler for air spring of single-track vehicle
CN102840812A (en) * 2012-09-20 2012-12-26 奇瑞汽车股份有限公司 External diameter and lifting measurer for spiral spring
CN103018025A (en) * 2012-12-04 2013-04-03 宁波禾采医疗器械有限公司 Air spring testing device
CN104949600A (en) * 2015-06-29 2015-09-30 浙江华纬弹簧有限公司 Multifunctional spring detection device
CN205279979U (en) * 2015-11-29 2016-06-01 重庆市永川区泰兴机械厂 Bearing detection tool
CN206469809U (en) * 2016-09-30 2017-09-05 中车青岛四方机车车辆股份有限公司 A kind of measurement apparatus for being used to detect air spring rubber heap creep compliance

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003185517A (en) * 2001-10-18 2003-07-03 Contitech Luftfeder-Systeme Gmbh Distance and pressure measurement within air spring
GB2430750A (en) * 2005-10-03 2007-04-04 Tt Electronics Technology Ltd Position sensing apparatus and method
CN202141412U (en) * 2011-06-29 2012-02-08 武汉钢铁(集团)公司 Effective width measuring scale for hot-rolled U-shaped steel sheet pile
CN202533029U (en) * 2012-05-02 2012-11-14 重庆长客轨道车辆有限公司 Height measuring ruler for air spring of single-track vehicle
CN102840812A (en) * 2012-09-20 2012-12-26 奇瑞汽车股份有限公司 External diameter and lifting measurer for spiral spring
CN103018025A (en) * 2012-12-04 2013-04-03 宁波禾采医疗器械有限公司 Air spring testing device
CN104949600A (en) * 2015-06-29 2015-09-30 浙江华纬弹簧有限公司 Multifunctional spring detection device
CN205279979U (en) * 2015-11-29 2016-06-01 重庆市永川区泰兴机械厂 Bearing detection tool
CN206469809U (en) * 2016-09-30 2017-09-05 中车青岛四方机车车辆股份有限公司 A kind of measurement apparatus for being used to detect air spring rubber heap creep compliance

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Application publication date: 20170125