CN103592069B - Rail vehicle braking clamp clamping force detects frock and detection method - Google Patents
Rail vehicle braking clamp clamping force detects frock and detection method Download PDFInfo
- Publication number
- CN103592069B CN103592069B CN201210289169.4A CN201210289169A CN103592069B CN 103592069 B CN103592069 B CN 103592069B CN 201210289169 A CN201210289169 A CN 201210289169A CN 103592069 B CN103592069 B CN 103592069B
- Authority
- CN
- China
- Prior art keywords
- brake
- clamping force
- bearing plate
- clamp
- frock
- 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 present invention relates to a kind of rail vehicle braking clamp clamping force and detect frock and detection method, comprise frock main body, at least one group of load cell and control module; Frock main body comprises main frame, brake piping and the air pressure probe for detecting brake-pipe pressure, and brake clamp is fixed on main frame, and the two ends of brake piping are connected with braking wind regime and brake clamp respectively; Load cell comprises base, fixed head, bearing plate and the force snesor for detecting clamping force, fixed head is fixed on base, bearing plate is two both sides being divided into fixed head, and force snesor is fixed on bearing plate, and the clamping force of brake clamp is acted on force snesor by bearing plate.Compact overall structure of the present invention, space availability ratio is high, is convenient to installation and maintenance, and operation is simple and reliable, and measuring accuracy is high, and versatility is good, is suitable in all kinds of brake system ground experiment.<!--1-->
Description
Technical field
The present invention relates to a kind of rolling stock testing equipment, particularly a kind of detection frock for the brake clamp clamping force in rail vehicle braking system and detection method.
Background technology
Along with the China railways operation increase of mileage and improving constantly of train running speed, also more and more stricter to the requirement of train operational safety.Brake clamp unit, as the critical component of brake system, plays vital effect to the safety of train operation.
At present, the foundation brake pattern that China's EMU adopts is disc braking, namely on axletree or in wheel web side, installs brake disc, makes two brake linings made with synthetic material press brake disc side with brake clamp, produce damping force by friction, train is halted.
Wherein, the clamping force of brake clamp directly affects the life-span of braking distance and brake disc, needs accurately to detect in the type approval test of brake system ground.
Summary of the invention
Fundamental purpose of the present invention is to solve the problem, and operation is simple and reliable to provide one, and measuring accuracy is high, and the rail vehicle braking clamp clamping force that versatility is good detects frock.
Another fundamental purpose of the present invention is, operation is simple and reliable to provide one, and the rail vehicle braking clamp clamping force that measuring accuracy is high detects detection method.
For achieving the above object, technical scheme of the present invention is:
A kind of rail vehicle braking clamp clamping force detects frock, comprises frock main body, at least one group of load cell and control module; Described frock main body comprises main frame, brake piping and the air pressure probe for detecting brake-pipe pressure, and brake clamp is fixed on described main frame, and the two ends of described brake piping are connected with braking wind regime and brake clamp respectively; Described load cell comprises base, fixed head, bearing plate and the force snesor for detecting clamping force, described fixed head is fixed on described base, described bearing plate is two both sides being divided into described fixed head, described force snesor is fixed on described bearing plate, and the clamping force of brake clamp acts on described force snesor by described bearing plate; Described air pressure probe and force snesor are connected with described control module, and described braking wind regime pressure is by described control module regulating and controlling.
Further, described load cell and described frock body portion are from setting.
Further, be flexibly connected between described bearing plate with described fixed head.
Further, described fixed head respectively stretches out to both sides and is provided with at least one axle, described bearing plate is provided with corresponding through hole, and described axle realizes being flexibly connected described bearing plate with described fixed head through described through hole.
Further, yielding rubber heap is provided with in the end of described axle.
Further, two piston-cylinders are included in described load cell, be divided into the both sides of described fixed head, the external part end of each described piston-cylinder is connected with the described bearing plate madial wall of this side, described piston-cylinder to stretch out direction contrary with the direction of described brake clamp clamping force.
Further, described piston-cylinder connection control pipeline, the other end connection control wind regime of described pilot piping, the pressure of described control wind regime is by described control module regulating and controlling.
Further, the main frame of described frock main body is the framed structure be welded by steel sectional material, the installing space of reserved described brake clamp and mounting hole.
Another technical scheme of the present invention is:
Use above-mentioned rail vehicle braking clamp clamping force to detect a detection method for frock, comprise the steps:
Brake clamp to be measured is fixedly mounted on main frame, and load cell is placed in the centre of brake clamp two side arms;
Be filled with the brake air of certain pressure to brake clamp to be measured, make brake clamp action and then clamping load cell;
Force snesor perception clamping force in load cell, the output signal according to force snesor can obtain clamping force.
Further, after clamp clamping force experimental test to be braked, by being used in the bearing plate and brake clamp reset that the clamping force of brake clamp are passed to described force snesor toward the mode of the piston-cylinder charged pressure air on load cell.
To sum up content, a kind of rail vehicle braking clamp clamping force of the present invention detects frock and detection method, compact overall structure, space availability ratio is high, is convenient to installation and maintenance, and operation is simple and reliable, measuring accuracy is high, and versatility is good, is suitable in all kinds of brake system ground experiment.In addition, the present invention adopts frock main body and load cell to adopt module separation design, and applicable different brake clamp detects.
Accompanying drawing illustrates:
Fig. 1: be structural representation of the present invention;
Fig. 2: the structural representation being load cell of the present invention.
As depicted in figs. 1 and 2, frock main body 1, load cell 2, main frame 3, switch valve 4, pressure regulator valve 5, air pressure probe 6, brake piping 7, base 8, fixed head 9, force snesor 10, bearing plate 11, axle 12, piston-cylinder 13, yielding rubber heap 14, pilot piping 15.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further details.
As shown in Figure 1, a kind of rail vehicle braking clamp clamping force detects frock, for detecting the clamping force of brake clamp in rail vehicle braking system ground experiment.This detection frock comprises frock main body 1, at least one group of load cell 2 and control module.
Frock main body 1 is made up of main frame 3, brake piping 7, air pressure probe 6 etc.The main frame 3 of frock main body 1 is the framed structure be welded by steel sectional material, to ensure its strength and stiffness, ensure its load-bearing capacity, main frame 3 reserves the installing space of brake clamp, and remain for the mounting hole of fixing brake clamp and other parts in advance, adopt this framed structure that the space availability ratio of main frame 3 can be made high, be convenient to installation and maintenance.At the trial, brake clamp is fixedly mounted on main frame 3 by securing members such as bolts.The parts such as brake piping 7, air pressure probe 6 are also fixedly mounted on main frame 3 by screw.
One end of brake piping 7 is connected with braking wind regime, and the other end of brake piping 7 is connected with brake clamp, for providing the air pressure needed for braking to brake clamp.Air pressure probe 6 is serially connected on brake piping 7, and for detecting the air pressure of brake piping 7 and transferring in control module by detection signal, control module needs to control the compressed-air actuated break-make in brake piping 7 and pressure size according to test.
In the present embodiment, be provided with two groups of load cell 2, the clamping force of two brake clamps can be measured simultaneously, two brake clamps are separately fixed at the both sides of main frame 3, in order to coordinate two brake clamps, brake piping 7 is set to two-way, and air pressure probe 6 also relative set is two, detects the air pressure of two-way brake piping 7 respectively.Frock main body 1 is provided with 4 gas circuit ports, uses for the brake clamp supplying 2 band Parking Brake Cylinders simultaneously.
As shown in Figure 2, load cell 2 comprises base 8, fixed head 9, bearing plate 11 and the force snesor 10 for detecting clamping force, fixed head 9 is vertically fixed on base 8, because the volume of force snesor 10 differs larger with the shape thicknesses area etc. of actual brake disc, in order to ensure accuracy of detection, and in order to make operation more simple, a bearing plate 11 is respectively set in the both sides of fixed head 9, force snesor 10 is fixedly mounted on bearing plate 11, bearing plate 11 can adopt sheet metal, the clamping force of brake clamp does not directly act on force snesor 10, but first act on two bearing plates 11, again by bearing plate 11 with act on force snesor 10, bearing plate 11 can increase the lifting surface area of force snesor 10, simultaneously also make force snesor 10 stressed evenly.Force snesor 10 is connected with control module signal, for transferring in control module by the clamping force detected, does data analysis for designer.
Bearing plate 11 can be movable relative to fixed head 9, produces certain displacement along with the pinching action of brake clamp.The position at four angles of fixed head 9 is respectively stretched out to both sides and is provided with an axle 12, four angles of bearing plate 11 are correspondingly provided with through hole, axle 12 correspondence, through through hole, realizes being flexibly connected between bearing plate 11 with fixed head 9.Be provided with yielding rubber heap 14 in the end of axle 12, when bearing plate 11 can be avoided to reset, action is too fierce, causes damage.
By maneuvering and control unit, control brake piping 7 charged pressure air, brake clamp is made to clamp bearing plate 11, bearing plate 11 produces clamping force, now be arranged on the high-precision force sensor 10 on bearing plate 11, just the clamping force of brake clamp can be detected accurately, and detection data are transferred in control module.Two load cell 2 all accurately can measure the clamping force of two brake clamps reliably.
Load cell 2 can be fixedly mounted on the main frame 3 of frock main body 1, in the present embodiment, preferably, load cell 2 is separated setting with frock main body 1, the position of load cell 2 can be adjusted arbitrarily like this according to actual brake clamp, to meet the detection of the clamping force of the brake clamp of different size model, there is good dirigibility, improve the versatility of whole frock.
As depicted in figs. 1 and 2, include four piston-cylinders 13, be divided into the both sides of fixed head 9 in load cell, two piston-cylinders 13 points of every side are located at the both ends up and down of fixed head 9, are conducive to bearing plate 11 and brake clamp uniform force.One end connection control pipeline 15 of piston-cylinder 13, the other end of piston-cylinder 13 is connected with control wind regime, pilot piping 15 is connected in series switch valve 5 and pressure regulator valve 6, switch valve 5 and pressure regulator valve 6 are controlled by control module, switch valve 5 is for controlling the break-make of pilot piping 15, pressure regulator valve 6 is filled with the pressure of air to bucket cylinder 13 for regulable control pipeline 15, pilot piping 15, switch valve 4 and pressure regulator valve 5 are all fixedly mounted on main frame 3 by screw.The external part end of piston-cylinder 13 is then connected with the madial wall of the bearing plate 11 of this side, piston-cylinder 13 to stretch out direction contrary with the direction of brake clamp clamping force.After the test that clamping force detects, can move round about by promoting bearing plate 11 toward the mode of two bucket cylinder 13 charged pressure air, and then bearing plate 11 and brake clamp are resetted.
Be described below in detail this detection method, specifically comprise the steps:
(1) be mounted by means of bolts on main frame 3 by brake clamp to be measured, two brake clamps are fixedly mounted on the both sides of main frame 3 respectively.
And two load cell 2 are placed in respectively the centre position of two brake clamp two side arms (2).
(3) maneuvering and control unit, is filled with the brake air of certain pressure, makes brake clamp action respectively to two brake clamps by two-way brake piping 7.Air pressure probe 6 detects the pressure of brake piping 7, and pressure signal is transferred to control module, needs the air pressure controlling supply brake clamp by control module according to test.
(4) two bearing plates 11 in brake clamp clamping load cell 2, bearing plate 11 produces clamping force, now be arranged on the high-precision force sensor 10 on bearing plate 11, just the clamping force of brake clamp can be detected accurately, and detection data are transferred in control module, the output signal according to force snesor can obtain clamping force.
(5) after the test of brake clamp clamping force detection, maneuvering and control unit, by pilot piping 15 to two bucket cylinder 13 charged pressure air, the external part of bucket cylinder 13 stretches out, promote two bearing plates 11 respectively to move round about, and then bearing plate 11 and brake clamp are resetted.
As mentioned above, plan content given by reference to the accompanying drawings, can derive similar technical scheme.In every case be the content not departing from technical solution of the present invention, any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (8)
1. rail vehicle braking clamp clamping force detects a frock, it is characterized in that: comprise frock main body, at least one group of load cell and control module;
Described frock main body comprises main frame, brake piping and the air pressure probe for detecting brake-pipe pressure, and brake clamp is fixed on described main frame, and the two ends of described brake piping are connected with braking wind regime and brake clamp respectively;
Described load cell comprises base, fixed head, bearing plate and the force snesor for detecting clamping force, described fixed head is fixed on described base, described bearing plate is two both sides being divided into described fixed head, described force snesor is fixed on described bearing plate, and the clamping force of brake clamp acts on described force snesor by described bearing plate; Described fixed head respectively stretches out to both sides and is provided with at least one axle, described bearing plate is provided with corresponding through hole, and described axle realizes being flexibly connected described bearing plate with described fixed head through described through hole;
Described air pressure probe and force snesor are connected with described control module, and described braking wind regime pressure is by described control module regulating and controlling.
2. described rail vehicle braking clamp clamping force according to claim 1 detects frock, it is characterized in that: described load cell and described frock body portion are from setting.
3. described rail vehicle braking clamp clamping force according to claim 1 detects frock, it is characterized in that: be provided with yielding rubber heap in the end of described axle.
4. described rail vehicle braking clamp clamping force according to claim 1 detects frock, it is characterized in that: in described load cell, include two piston-cylinders, be divided into the both sides of described fixed head, the external part end of each described piston-cylinder is connected with the described bearing plate madial wall of this side, described piston-cylinder to stretch out direction contrary with the direction of described brake clamp clamping force.
5. described rail vehicle braking clamp clamping force according to claim 4 detects frock, it is characterized in that: described piston-cylinder connection control pipeline, the other end connection control wind regime of described pilot piping, the pressure of described control wind regime is by described control module regulating and controlling.
6. described rail vehicle braking clamp clamping force according to claim 1 detects frock, it is characterized in that: the main frame of described frock main body is the framed structure be welded by steel sectional material, the installing space of reserved described brake clamp and mounting hole.
7. use the rail vehicle braking clamp clamping force as described in any one of claim 1-6 to detect a detection method for frock, it is characterized in that, comprise the steps:
Brake clamp to be measured is fixedly mounted on main frame, and load cell is placed in the centre of brake clamp two side arms;
Be filled with the brake air of certain pressure to brake clamp to be measured, make brake clamp action and then clamping load cell;
Force snesor perception clamping force in load cell, the output signal according to force snesor can obtain clamping force.
8. detection method according to claim 7, it is characterized in that: after clamp clamping force experimental test to be braked, by being used in the bearing plate and brake clamp reset that the clamping force of brake clamp are passed to described force snesor toward the mode of the piston-cylinder charged pressure air on load cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210289169.4A CN103592069B (en) | 2012-08-14 | 2012-08-14 | Rail vehicle braking clamp clamping force detects frock and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210289169.4A CN103592069B (en) | 2012-08-14 | 2012-08-14 | Rail vehicle braking clamp clamping force detects frock and detection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103592069A CN103592069A (en) | 2014-02-19 |
| CN103592069B true CN103592069B (en) | 2016-04-20 |
Family
ID=50082299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210289169.4A Active CN103592069B (en) | 2012-08-14 | 2012-08-14 | Rail vehicle braking clamp clamping force detects frock and detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103592069B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792480A (en) * | 2015-05-11 | 2015-07-22 | 江西省和众汽车液压泵业有限公司 | Automobile caliper comprehensive sealing performance detecting device |
| CN105043791B (en) * | 2015-09-10 | 2018-01-26 | 常州信息职业技术学院 | A kind of pneumatic gripping testing stand |
| CN106092431A (en) * | 2016-06-03 | 2016-11-09 | 南通纺都置业有限公司 | Force test device is clamped under a kind of finger cylinder difference air pressure |
| CN106989858A (en) * | 2017-03-30 | 2017-07-28 | 中车青岛四方车辆研究所有限公司 | Rolling stock brake lining pressure test device |
| CN111380902A (en) * | 2020-05-13 | 2020-07-07 | 辽宁合兴纵横机电设备有限责任公司 | Novel flat-plate heat conductivity coefficient tester |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202814614U (en) * | 2012-08-14 | 2013-03-20 | 南车青岛四方机车车辆股份有限公司 | Clamping force detection tool for railway vehicle braking clamp |
-
2012
- 2012-08-14 CN CN201210289169.4A patent/CN103592069B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202814614U (en) * | 2012-08-14 | 2013-03-20 | 南车青岛四方机车车辆股份有限公司 | Clamping force detection tool for railway vehicle braking clamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103592069A (en) | 2014-02-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202814614U (en) | Clamping force detection tool for railway vehicle braking clamp | |
| CN103592069B (en) | Rail vehicle braking clamp clamping force detects frock and detection method | |
| CN101216376B (en) | Four-column type rail vehicle bogie rigidity detection system | |
| CN103115763B (en) | Automobile brake master cylinder performance testing device | |
| CN101699247A (en) | Comprehensive test bed for automobile body | |
| CN202110045U (en) | Seal detection apparatus | |
| CN203126887U (en) | Elastic locating clamping mechanism of steel rail detection trolley | |
| CN103616294B (en) | Steel wheel rail force loading platform and steel wheel rail force loading method | |
| CN102967472B (en) | Testing table for testing comprehensive performance of anti-explosion rubber-tyred vehicle | |
| CN202204501U (en) | Bearing bush radius projection degree and parallelism automatic detection device | |
| CN201145641Y (en) | System for detecting four-pillar type rail vehicle steering frame rigidity | |
| CN203519327U (en) | Endurance test device for automobile steering knuckle | |
| CN104458314A (en) | Metro shielding door loading test device | |
| CN201436575U (en) | Multi-dimensional force sensor based suspension characteristic testbed | |
| CN202547845U (en) | Rotating arm type axle box force measuring device | |
| CN103523684B (en) | Hoisting coupling device with cooperation of multiple cranes and detection method | |
| CN203053421U (en) | Bearing bush wall thickness automation measurement apparatus | |
| CN204666321U (en) | A kind of automobile clamp comprehensive sealing device for detecting performance | |
| CN203024987U (en) | Railway vehicle micro-controlled braking performance test bench | |
| CN205203032U (en) | Railway construction car dual safety protection system that prevents toppling | |
| CN206738080U (en) | A kind of load charger for generator blade static load test | |
| CN201436576U (en) | Multi-dimensional force sensor based dual-suspension characteristic testbed | |
| CN206531644U (en) | Vehicle side slipping testing stand | |
| CN105416268A (en) | Rail vehicle adhesion coefficient testing system | |
| CN203083816U (en) | Device for testing performance of automobile brake master cylinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Patentee after: CRRC QINGDAO SIFANG CO., LTD. Address before: Jihongtan town Chengyang District Shandong city Qingdao province Jinhong road 266111 No. 88 Patentee before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |