CN102840973B - Stress testing device for brake adjuster - Google Patents
Stress testing device for brake adjuster Download PDFInfo
- Publication number
- CN102840973B CN102840973B CN201210355139.9A CN201210355139A CN102840973B CN 102840973 B CN102840973 B CN 102840973B CN 201210355139 A CN201210355139 A CN 201210355139A CN 102840973 B CN102840973 B CN 102840973B
- Authority
- CN
- China
- Prior art keywords
- bearing plate
- guide pole
- adjuster bar
- testing device
- butterfly spring
- 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.)
- Active
Links
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a stress testing device for a brake adjuster, and belongs to the technical field of stress testing of the brake adjuster; the invention aims to provide a device for testing a real-time stress condition and a starting force on the brake adjuster. The device comprises a bracket, a bearing plate, an adjusting rod, a guiding rod, a belleville spring and a force sensor. The device is structurally characterized in that the bearing plate is arranged in front of the bracket, two guiding rod locating holes are arranged in the bearing plate, and adjusting rod locating holes are arranged in four corners on the bearing plate; the adjusting rod, the force sensor, the guiding rod and the belleville spring are arranged between the bearing plate and the bracket; the belleville spring is sleeved on the guiding rod, a front section of the guiding rod is sleeved in the guiding rod locating holes; the force sensor is fixed on the bracket, and is arranged right behind the guiding rod and is in close contact with the guiding rod; the adjusting rod comprises a front part, a middle part and a rear part, wherein the front part is sleeved in the adjusting rod locating holes in the bearing plate and the rear part is fixed with the bracket; the device is mainly applied to the stress testing of the brake adjuster.
Description
Technical field
Device forces testing device adjusted by lock of the present invention, belongs to lock and adjusts device forces testing technical field.
Background technology
Brake slack adjuster (be called for short lock and adjust device) is a vitals in rolling stock brake rigging, it can gap in vehicle operating effectively between self adjusting brake watt and wheel, keep brake cylinder piston travel within the limits prescribed, thus ensure that the damping force of vehicle necessity, improve the reliability of train traffic safety, it can also reduce the impact occurred because damping force is uneven simultaneously.It is significant that can lock adjust device normally extend under certain stressing conditions guarantee train safe, but do not have the device that a kind of suitable device adjusts device newly making and overhauling the stressing conditions in test and test to lock at present.
Summary of the invention
For the above-mentioned device not having a kind of suitable device to adjust device newly making and overhauling the stressing conditions in test and test to lock at present, the object of the present invention is to provide a kind of device adjusting the tripping force of device and real-time stress situation to test to lock.
Realizing the technical solution adopted in the present invention is: device forces testing device adjusted by a kind of lock, comprise: support, bearing plate, adjuster bar, guide pole, butterfly spring and force snesor, its structure is: described bearing plate is positioned at the front of support, bearing plate has on two guide pole pilot holes, four angles and has adjuster bar pilot hole; Described adjuster bar, force snesor, guide pole and butterfly spring are between bearing plate and support; On the guide bar, the leading portion of guide pole is sleeved in guide pole pilot hole described butterfly spring suit; Described force snesor is fixed on support, and is positioned at the dead astern of guide pole and close contact; Described adjuster bar comprises front portion, middle part and rear portion three part, and front portion is sleeved in the adjuster bar pilot hole on bearing plate, and rear portion and support are fixed.
Described adjuster bar is cylindrical, and the diameter at middle part is greater than front and rear, and rear portion is provided with screw thread.
Gap is left between middle part on described bearing plate and adjuster bar.
Gap between middle part on described bearing plate and adjuster bar equals the maximum deformation quantity being less than butterfly spring.
The profile of described guide pole is " T " font.
Described butterfly spring quantity is two right, sum four, and often pair oppositely suit is on the guide bar.
Two described guide pole pilot holes are for be symmetrically arranged on bearing plate up and down.
Four described adjuster bar pilot holes are be arranged in symmetrically and evenly on four angles of bearing plate.
There is threaded hole the side of described bearing plate, is provided with set screw in threaded hole.
Described threaded hole communicates with adjuster bar pilot hole.
Beneficial effect of the present invention is: the present invention can adjust the stressing conditions of device to test to lock effectively; the all right effective protection sensor of the present invention is from damage; lock adjust device forces testing time when stressed be greater than force snesor range time; it is greater than the stressed of force snesor and is born by adjuster bar; avoid the damage of force snesor; therefore range can be selected less, and the higher force sensor applications of precision in test, thus improves measuring accuracy.When power is less than the range of force snesor, the present invention also can realize measuring.
Accompanying drawing explanation
Below in conjunction with accompanying drawing the present invention done and further illustrates:
Fig. 1 is perspective view of the present invention;
Fig. 2 is schematic top plan view of the present invention;
Fig. 3 is diagrammatic cross-section of the present invention;
In figure, 1 is support, and 2 is bearing plate, and 3 is adjuster bar, and 4 is guide pole, and 5 is butterfly spring, and 6 is force snesor, and 7 is threaded hole, and 8 is set screw, and 9 is adjuster bar pilot hole, and 10 is guide pole pilot hole.
Embodiment
Below in conjunction with concrete enforcement, the present invention is further described:
A kind of lock adjusts device forces testing device to comprise: support 1, bearing plate 2, adjuster bar 3, guide pole 4, butterfly spring 5 and force snesor 6;
Its medium-height trestle 1 utilizes the base of register pin and screw and experimental provision to fix;
Bearing plate 2 is positioned at the front of support 1, the adjuster bar pilot hole 9 that the corner of bearing plate 2 has four to arrange symmetrically and evenly and about two the guide pole pilot holes 10 be arranged symmetrically with, adjuster bar 3, force snesor 6, guide pole 4 and butterfly spring 5 are between load-bearing 2 plate and support 1;
Adjuster bar 3 comprises front portion, middle part and rear portion three part, adjuster bar 3 is cylindrical, the diameter at middle part is greater than front and rear, and rear portion is provided with screw thread, front portion is sleeved in the adjuster bar pilot hole 9 on bearing plate 2, and rear portion and support 1 are fixed, and the gap between the middle part on bearing plate 2 and adjuster bar 3 equals the deflection being less than butterfly spring 5, bearing plate 2 all should will be adjusted to equal gap with the gap between in the middle part of four adjuster bars 3 during dynamometer check, the rear threads by adjuster bar 3 regulates;
The profile of guide pole 4 is " T " font, and butterfly spring 5 is sleeved on guide pole 4, and the leading portion of guide pole 4 is sleeved in guide pole pilot hole 10, and butterfly spring 5 quantity is two right, sum four, and often pair of reverse symmetry is sleeved on guide pole 4;
Force snesor 6 four screw devices are fixed on support 1, are positioned at the dead astern of guide pole 4, and with guide pole 4 rear end close contact;
Bearing plate 2 has four threaded holes 7, be separately installed with set screw 8, threaded hole 7 communicates with adjuster bar pilot hole 9, can by the elasticity regulating four set screw 8 to regulate bearing plate 2 and adjuster bar 3, when bearing plate 2 out of plumb, also regulate by set screw 8.
In the process of the test that lock adjusts device stressed, support 1 and testing table table top are fixed.Lock adjusts device to be connected with bearing plate 2 by coupling arrangement.When lock adjusts device stressed, power, by the effect of coupling arrangement, first acts on bearing plate 2, now bearing plate 2 institute is stressed is pressure, and pressure passes to butterfly spring 5 by bearing plate 2, passes to guide pole 4 by butterfly spring 5, pass to force snesor 6 by guide pole 4, stressed size can be measured.Due on bearing plate 2 and adjuster bar 3 middle part between gap equal the deflection being less than butterfly spring 5, when stressed be less than the maximum distortion range of butterfly spring 5 time, damage can not be caused to force snesor 6.And when stressed exceed the maximum distortion range of butterfly spring 5 time, the middle part that unnecessary power will act on adjuster bar 3, is delivered on support 1, avoids the damage of force snesor 6.
Embodiment 1
In order to improve the precision of test, range has been selected to be less than the sensor of lock tune device suffered maximum, force in experimentation.Adjust at lock in the process of the test of device, device will be adjusted to carry out tripping force test to lock, now adjust device to apply the power of about 4000N to lock, lock adjusts device to be connected with forces testing device by coupling arrangement.When lock adjusts device stressed, power is by the effect of coupling arrangement, first act on bearing plate 2, now bearing plate 2 is stressed, power passes to butterfly spring 5 by bearing plate 2, guide pole 4 and force snesor 6 is passed to by butterfly spring 5, when test starting power, because tripping force is about about 4000N, the deformation quantity that combination butterfly spring 5 occurs is less than the gap between the middle part of four adjuster bars 3 and bearing plate 2, so the middle part of adjuster bar 3 is by axial power, allly stressedly all acts on butterfly spring 5, act on guide pole 4 by butterfly spring 5, then pass to force snesor 6 by guide pole 4.After tripping force test terminates, lock adjusts device to carry out other test event, but now annexation is with identical before, stressed much larger than 4000N, is namely greater than the range of force snesor 6.When bearing plate 2 is stressed exceed the limit of butterfly spring 5 time; butterfly spring 5 arrives maximum compressibility; now butterfly spring 5 deflection is equal with the gap width between bearing plate 2 with the middle part of adjuster bar 3; so butterfly spring 5 is jointly stressed with the middle part of adjuster bar 3; stressed during design maximum deformation quantity due to butterfly spring 5 is 10000N; so the power being greater than 10000N all acts on the adjuster bar 3 of surrounding, thus ensure that the stressed of force snesor 6 is not more than 10000N, play the effect of protection sensor 6.
Above embodiment is explanation of the invention, and be not the restriction to invention, limited range of the present invention is see claim, and when without prejudice to spirit of the present invention, the present invention can make any type of amendment.
Claims (9)
1. device forces testing device adjusted by lock, comprise: support (1), bearing plate (2), adjuster bar (3), guide pole (4), butterfly spring (5) and force snesor (6), it is characterized in that: described bearing plate (2) is positioned at the front of support (1), bearing plate (2) has on two guide pole pilot holes (10), four angles and have adjuster bar pilot hole (9); Described adjuster bar (3), force snesor (6), guide pole (4) and butterfly spring (5) are positioned between bearing plate (2) and support (1); Described butterfly spring (5) is sleeved on guide pole (4), and the leading portion of guide pole (4) is sleeved in guide pole pilot hole (10); Described force snesor (6) device is fixed on support (1), and is positioned at the dead astern of guide pole (4) and close contact; Described adjuster bar (3) comprises front portion, middle part and rear portion three part, front portion is sleeved in the adjuster bar pilot hole (9) on bearing plate (2), rear portion and support (1) are fixed, described adjuster bar (3) is for cylindrical, the diameter at middle part is greater than front and rear, and rear portion is provided with screw thread.
2. device forces testing device adjusted by a kind of lock according to claim 1, it is characterized in that: leave gap between the middle part on described bearing plate (2) and adjuster bar (3).
3. device forces testing device adjusted by a kind of lock according to claim 1, it is characterized in that: the gap between the middle part on described bearing plate (2) plate and adjuster bar (3) equals to be less than the maximum deformation quantity of butterfly spring (5).
4. device forces testing device adjusted by a kind of lock according to claim 1, it is characterized in that: the profile of described guide pole (4) is " T " font.
5. device forces testing device adjusted by a kind of lock according to claim 1, it is characterized in that: described butterfly spring (5) quantity is two right, and sum four, often pair is oppositely sleeved on guide pole (4).
6. device forces testing device adjusted by a kind of lock according to claim 1, it is characterized in that: two described guide pole pilot holes (10) are for be symmetrically arranged on bearing plate (2) up and down.
7. device forces testing device adjusted by a kind of lock according to claim 1, it is characterized in that: four described adjuster bar pilot holes (9) are for be arranged on four angles of bearing plate (2) symmetrically and evenly.
8. device forces testing device adjusted by a kind of lock according to claim 1, it is characterized in that: there is threaded hole (7) side of described bearing plate (2), is provided with set screw (8) in threaded hole (7).
9. device forces testing device adjusted by a kind of lock according to claim 8, it is characterized in that: described threaded hole (7) communicates with adjuster bar pilot hole (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210355139.9A CN102840973B (en) | 2012-09-07 | 2012-09-07 | Stress testing device for brake adjuster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210355139.9A CN102840973B (en) | 2012-09-07 | 2012-09-07 | Stress testing device for brake adjuster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102840973A CN102840973A (en) | 2012-12-26 |
| CN102840973B true CN102840973B (en) | 2015-03-11 |
Family
ID=47368538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210355139.9A Active CN102840973B (en) | 2012-09-07 | 2012-09-07 | Stress testing device for brake adjuster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102840973B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677626B (en) * | 2015-03-26 | 2017-03-01 | 太原鹏跃电子科技有限公司 | Device spring testing stand adjusted by lock |
| CN105136446B (en) * | 2015-09-28 | 2018-02-06 | 中车青岛四方车辆研究所有限公司 | Lock adjusts device minimum startup power experimental rig |
| CN108387371B (en) * | 2018-03-09 | 2023-07-14 | 中车贵阳车辆有限公司 | Brake adjuster rear cover loosening detection tool and application method thereof |
| CN109342040B (en) * | 2018-11-07 | 2020-06-26 | 常州中车铁马科技实业有限公司 | Clamping force detection device and method of brake |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3415115A (en) * | 1965-12-27 | 1968-12-10 | Westinghouse Air Brake Co | Railway brake shoe with brake force measuring means |
| US6662641B2 (en) * | 2001-06-09 | 2003-12-16 | Romel Scorteanu | Method and device to measure the brake force for railroad vehicles |
| CN101059398A (en) * | 2007-04-26 | 2007-10-24 | 中国矿业大学 | Disc type brake performance detection method and the device |
| CN201037764Y (en) * | 2007-04-12 | 2008-03-19 | 中国矿业大学 | Displacement sensor for measuring gap of brake block |
| CN201203492Y (en) * | 2007-03-09 | 2009-03-04 | 北京南车时代制动技术有限公司 | Measuring brake shoe and force measuring having the same |
| CN201444111U (en) * | 2009-04-05 | 2010-04-28 | 齐齐哈尔四达铁路设备有限责任公司 | Micro-control brake shoes stack adjuster test bench of railway vehicles |
| CN101852665A (en) * | 2010-06-13 | 2010-10-06 | 重庆大学 | Method and system for testing brake pressure without dismantling rail transit brake system |
| CN201983894U (en) * | 2011-03-17 | 2011-09-21 | 姜雪 | Novel detecting device for measuring disk-type brake braking moment |
| CN102252590A (en) * | 2010-05-21 | 2011-11-23 | 喻继远 | Displacement distance sensor for clutch brake of press machine |
| CN203241179U (en) * | 2013-04-28 | 2013-10-16 | 南京铁道职业技术学院 | Force measuring device for measuring pressure of railway wheel brake shoe |
-
2012
- 2012-09-07 CN CN201210355139.9A patent/CN102840973B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3415115A (en) * | 1965-12-27 | 1968-12-10 | Westinghouse Air Brake Co | Railway brake shoe with brake force measuring means |
| US6662641B2 (en) * | 2001-06-09 | 2003-12-16 | Romel Scorteanu | Method and device to measure the brake force for railroad vehicles |
| CN201203492Y (en) * | 2007-03-09 | 2009-03-04 | 北京南车时代制动技术有限公司 | Measuring brake shoe and force measuring having the same |
| CN201037764Y (en) * | 2007-04-12 | 2008-03-19 | 中国矿业大学 | Displacement sensor for measuring gap of brake block |
| CN101059398A (en) * | 2007-04-26 | 2007-10-24 | 中国矿业大学 | Disc type brake performance detection method and the device |
| CN201444111U (en) * | 2009-04-05 | 2010-04-28 | 齐齐哈尔四达铁路设备有限责任公司 | Micro-control brake shoes stack adjuster test bench of railway vehicles |
| CN102252590A (en) * | 2010-05-21 | 2011-11-23 | 喻继远 | Displacement distance sensor for clutch brake of press machine |
| CN101852665A (en) * | 2010-06-13 | 2010-10-06 | 重庆大学 | Method and system for testing brake pressure without dismantling rail transit brake system |
| CN201983894U (en) * | 2011-03-17 | 2011-09-21 | 姜雪 | Novel detecting device for measuring disk-type brake braking moment |
| CN203241179U (en) * | 2013-04-28 | 2013-10-16 | 南京铁道职业技术学院 | Force measuring device for measuring pressure of railway wheel brake shoe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102840973A (en) | 2012-12-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102840973B (en) | Stress testing device for brake adjuster | |
| CN103105303B (en) | End wall loading device for vehicle body strength test stand and method thereof | |
| CN204461722U (en) | Clutch and brake pedal endurance testing system | |
| CN202987528U (en) | Pulley guide loading device | |
| CN104276469A (en) | Tension detection device of steel wire rope of elevator | |
| CN206474849U (en) | A kind of floor side member point stationary fixture detent mechanism | |
| CN102765650B (en) | The tension-adjusting gear of elevator rope | |
| CN203732049U (en) | Plate spring longitudinal and torsional center testing device | |
| CN204504727U (en) | A kind of alignment device installed for steam turbine cylinder | |
| CN203359719U (en) | Tension detection device of elevator steel wire rope | |
| CN104690548A (en) | Aligning device for drawn steel wire of turbine partition plate | |
| CN101633480B (en) | Brace bar attached to bilateral-rack inclined sides | |
| CN105136564A (en) | Forklift steering frame strength testing tool | |
| CN203292763U (en) | Spring tool for welding optical devices | |
| CN105181345B (en) | Forklift steering bridge strength test single-point is adjustable switching device | |
| CN204903179U (en) | Forklift steering bridge pressure test auxiliary stay | |
| CN106980103A (en) | A kind of easily adjustable electric energy gauge pressure table frock | |
| CN203629738U (en) | Force-measuring device of railway wagon brake cylinder | |
| CN202987529U (en) | Length-adjustable soft connecting piece | |
| CN203100957U (en) | Load-limiting type tensile force measuring device | |
| CN203497167U (en) | Link mechanism of undercarriage and cabin door | |
| CN204903180U (en) | Adjustable switching device of single -point for forklift steering bridge pressure test | |
| CN205352722U (en) | Robot restraint frame with loading device | |
| CN207074313U (en) | One kind collimation block gap adjusting apparatus | |
| CN204775261U (en) | Pull rod in railway freight car bogie with adjustable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 030032 No.1 rainbow Street, industrial park, Tanghuai Park, Taiyuan comprehensive reform demonstration zone, Taiyuan City, Shanxi Province Patentee after: CETC Pengyue Electronic Technology Co.,Ltd. Address before: 030006 No. 68 Changfeng street, Shanxi, Taiyuan Patentee before: TAIYUAN PENGYUE ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| CP03 | Change of name, title or address |