CN202547845U - Rotating arm type axle box force measuring device - Google Patents
Rotating arm type axle box force measuring device Download PDFInfo
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- CN202547845U CN202547845U CN2011205374192U CN201120537419U CN202547845U CN 202547845 U CN202547845 U CN 202547845U CN 2011205374192 U CN2011205374192 U CN 2011205374192U CN 201120537419 U CN201120537419 U CN 201120537419U CN 202547845 U CN202547845 U CN 202547845U
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Abstract
The utility model relates to a rotating arm type axle box force measuring device which can make a standard testing method for the vertical loads of a vibration damper seats and a spring seat, and the vertical load, the transverse load, and the longitudinal load of an elastic node according to the load distribution position of a rotating arm type axle box, thus providing actual and reliable testing parameters for the scientific determination and measurement of the load on the rotating arm type axle box. The force measuring method of the rotating arm type axle box is that: a force measuring device which is provided with a loading crossbeam and a simulation framework is adopted; four rotating arm type axle boxes are arranged on the simulation framework according to the actual using positions; a pair of vertical actuating cylinders are arranged along the vertical direction between the simulation framework and the loading crossbeam; horizontal sides of the simulation framework are connected with a transverse actuating cylinder and a longitudinal actuating cylinder; a first sensor is arranged between a vertical vibration damper and the simulation framework; a second sensor is arranged between an axle box spring and the simulation framework; and a third sensor is arranged between a node support and the simulation framework.
Description
Technical field
The utility model relates to a kind of pivoted arm axle box that is applied to rail vehicle truck that is directed against and carries out the device that multiaxis loading is measured, and belongs to the track traffic technical field.
Background technology
Along with the domestic city track traffic popularize rapidly the significantly lifting with Vehicle Speed, for the bogie frame of bearing body and transmitting tractive power higher design and use requirement has been proposed.
The single stage suspension system of bogie that present domestic track traffic is adopted adopts the axle box locator meams at large, and promptly axle box pivoted arm location structure form is normally defined the pivoted arm axle box.
As formerly applying for a patent of following content disclosed; Application number is 201020542266.6; To be called rail vehicle one be elastic positioning device to name, its be arranged on bogie frame and axletree vertical between, including the pivoted arm axle box and being arranged at one of axle box top is spring assembly.One end of axle box is installed on framework through the caoutchouc elasticity node, and its other end is connected with framework through a vertical damper.
Because pivoted arm axle box stress is comparatively complicated in actual the use; Current EMUs than new construction, subway and city rail vehicle all belong to imitation, analogy design to the design of pivoted arm axle box; Test figure just can't systematically, scientifically not draw the optimized design conclusion as guidance yet accurately.
The distribution of the suffered load of pivoted arm axle box, size and moment of flexure problem can not only limit to be directly connected to axle box on the framework of actual motion and simply test.Can not depend on former car framework as carrier, otherwise just can not carry out corresponding test, and each test will be wasted a framework, 4 axle boxes and the node more than at least 8.
Test process in view of above-mentioned prior art does not have reference value, can't form the judgement that the main cause that cracks for the power value, load distribution and the axle box that are loaded on the axle box is made qualitative and quantitative, therefore proposes present patent application.
The utility model content
The described pivoted arm axle box of the utility model device for measuring force; Its purpose is to solve problem that above-mentioned prior art exists and according to the distribution locations of the suffered load of pivoted arm axle box; Respectively to damper base, the suffered vertical load of spring base; And make the test method of standardization, thereby for scientifically judging and weighing that the magnitude of load and the direction that put on the pivoted arm axle box provide truly, reliable experiment parameter to suffered vertical, the horizontal and vertical load of elastic panel nodes.
Another purpose of design is, solves the too harsh limitation of existing test method, uses analogue framework as the carrier of testing repeatedly, correspondingly protects framework, axle box and node, controls experimental cost to reduce the damage of stress property.
Purpose of design also is, adopts the device for measuring force of modular construction, in the hope of being applicable to the stand under load situation test of various pivoted arm axle boxes, economizing on resources and reduces experimental cost.
For realizing above-mentioned purpose of design, described pivoted arm axle box device for measuring force mainly includes:
Load crossbeam and analogue framework, 4 pivoted arm axle boxes are installed by actual use location;
Analogue framework with load crossbeam and be connected a pair of vertical cylinder between vertical, the horizontal side of analogue framework respectively connection horizontal to cylinder, vertical cylinder;
Between vertical damper and analogue framework, connect the first sensor that is used to measure the suffered vertical load of damper base;
Between journal box spring and analogue framework, connect second sensor that is used to measure the suffered vertical load of spring base;
Between node bearing and analogue framework, connect the 3rd sensor be used to measure suffered vertical, the horizontal and vertical load of elastic panel nodes.
Also can take following various modified measure particularly, described the 3rd sensor is a six-component sensor.
With the bottom of described 2 vertical cylinder, be connected to the air spring seat of analogue framework, the top of vertical cylinder is connected in the loading crossbeam through the cylinder flap seat.
Described horizontal cylinder is connected in curb girder.In horizontal cylinder bottom-loaded cylinder resiliency supported.
Described vertical cylinder is connected in the crossbeam of centrepin or analogue framework.In vertical cylinder bottom-loaded cylinder resiliency supported.
Content to sum up, the utility model pivoted arm axle box device for measuring force mainly has the following advantages:
1, make to novelty the test method of standardization, thereby for scientifically judging and weighing that the magnitude of load and the direction that put on the pivoted arm axle box provide truly, reliable experiment parameter.
2, solve the too harsh limitation of existing test method, use analogue framework as the carrier of testing repeatedly.
3, protect axle box and node effectively, to reduce the damage of stress property.
4, adopt the device for measuring force of modular construction, can be applicable to the stand under load situation test of various pivoted arm axle boxes.
Description of drawings
The following accompanying drawing of existing combination is done explanation further to the utility model.
Fig. 1 is the structural representation of said pivoted arm axle box device for measuring force;
Fig. 2 is the side schematic view of Fig. 1;
Fig. 3 is bowing to synoptic diagram of Fig. 1;
Extremely shown in Figure 3 like Fig. 1, axle box bearing 1, vertical damper 2, journal box spring 3, pivoted arm axle box 4, node bearing 5; Analogue framework 6, cylinder bearing 10 loads crossbeam 11, cylinder flap seat 13, cylinder resiliency supported 14, vertical cylinder 15; Horizontal cylinder 16, vertical cylinder 17, first sensor 18, the second sensors 19, the three sensors 20, damper base 21; Spring base 22, elastic panel nodes 23, air spring seat 24, curb girder 25, centrepin 26.
Embodiment
Embodiment 1, to shown in Figure 3, is used to realize that the device for measuring force of pivoted arm axle box force measuring method mainly includes like Fig. 1, loads crossbeam 11 and analogue framework 6, by actual use location 4 pivoted arm axle boxes 4 is installed.
Wherein, Analogue framework 6 with load crossbeam 11 and be connected a pair of vertical cylinder 15 between vertical; Be about to the bottom of 2 vertical cylinder 15, be connected to the air spring seat 24 of analogue framework 6 both sides, the top of vertical cylinder 15 is connected in through cylinder flap seat 13 and loads crossbeam 11;
Between vertical damper 2 and analogue framework 6, connect the first sensor 18 that is used to measure damper base 21 suffered vertical loads;
Between journal box spring 3 and analogue framework 6, connect second sensor 19 that is used to measure spring base 22 suffered vertical loads;
Between node bearing 5 and analogue framework 6, connecting and being used to measure elastic panel nodes 23 suffered the 3rd sensor 20, the three sensors 20 vertical, horizontal and vertical load is six-component sensor.
State in the use on the basis of device for measuring force, the pivoted arm axle box force measuring method of being realized is:
Employing includes the device for measuring force that loads crossbeam 11 and analogue framework 6, by actual use location 4 pivoted arm axle boxes 4 is installed on analogue framework 6;
With the bottom of 2 vertical cylinder 15, be connected to the air spring seat 24 of analogue framework 6, the top of vertical cylinder 15 is connected in through cylinder flap seat 13 and loads crossbeam 11;
Between vertical damper 2 and analogue framework 6, be connected first sensor 18, with test and obtain the vertical load that the damper base 21 of pivoted arm axle box receives;
Between journal box spring 3 and analogue framework 6, be connected second sensor 19, with test and obtain the vertical load that the spring base 22 of pivoted arm axle box 4 receives;
Between node bearing 5 and analogue framework 6, be connected the 3rd sensor 20, with test and obtain vertical, the horizontal and vertical load that the elastic panel nodes 23 of pivoted arm axle box 4 receives; The 3rd sensor 20 is a six-component sensor, thereby measures size, direction and moment of flexure that said elastic panel nodes 23 receives load.
Can change the specification of node bearing 5 according to the requirement of axle box dynamometry.
Concrete experimentation is following:
In measuring the vertical load process, horizontal cylinder 16 and vertical cylinder 17 are set to free state, obtain the load data of first sensor 18, second sensor 19 and 20 outputs of the 3rd sensor;
Measure in the transverse load process, vertical cylinder 15 and vertical cylinder 17 are set to free state, obtain the load data of first sensor 18, second sensor 19 and 20 outputs of the 3rd sensor;
Measure in the longitudinal loading process, vertical cylinder 15 and horizontal cylinder 16 are set to free state, obtain the load data of first sensor 18, second sensor 19 and 20 outputs of the 3rd sensor;
Measure in the resultant force used load process; Vertical cylinder 15, laterally cylinder 16 and vertically cylinder 17 all move; Obtain the load data of first sensor 18, second sensor 19 and 20 outputs of the 3rd sensor, to confirm to be loaded into magnitude of load and the direction on the pivoted arm axle box 4.
Claims (7)
1. a pivoted arm axle box device for measuring force is characterized in that: include and load crossbeam (11) and analogue framework (6), by actual use location 4 pivoted arm axle boxes (4) are installed;
Analogue framework (6) with load crossbeam (11) and be connected a pair of vertical cylinder (15) between vertical, the horizontal side of analogue framework (6) respectively connection horizontal to cylinder (16), vertical cylinder (17);
Between vertical damper (2) and analogue framework (6), connect the first sensor (18) that is used to measure the suffered vertical load of damper base (21);
Between journal box spring (3) and analogue framework (6), connect second sensor (19) that is used to measure the suffered vertical load of spring base (22);
Between node bearing (5) and analogue framework (6), connect the 3rd sensor (20) be used to measure suffered vertical, the horizontal and vertical load of elastic panel nodes (23).
2. pivoted arm axle box device for measuring force according to claim 1 is characterized in that: described the 3rd sensor (20) is a six-component sensor.
3. pivoted arm axle box device for measuring force according to claim 1 and 2; It is characterized in that: with the bottom of described 2 vertical cylinder (15); Be connected to the air spring seat (24) of analogue framework (6), the top of vertical cylinder (15) is connected in through cylinder flap seat (13) and loads crossbeam (11).
4. pivoted arm axle box device for measuring force according to claim 1 and 2 is characterized in that: described horizontal cylinder (16) is connected in curb girder (25).
5. pivoted arm axle box device for measuring force according to claim 4 is characterized in that: in horizontal cylinder (16) bottom-loaded cylinder resiliency supported (14).
6. pivoted arm axle box device for measuring force according to claim 1 and 2 is characterized in that: the crossbeam that described vertical cylinder (17) is connected in centrepin (26) or analogue framework (6).
7. pivoted arm axle box device for measuring force according to claim 6 is characterized in that: in vertical cylinder (17) bottom-loaded cylinder resiliency supported (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205374192U CN202547845U (en) | 2011-12-20 | 2011-12-20 | Rotating arm type axle box force measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205374192U CN202547845U (en) | 2011-12-20 | 2011-12-20 | Rotating arm type axle box force measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202547845U true CN202547845U (en) | 2012-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205374192U Expired - Lifetime CN202547845U (en) | 2011-12-20 | 2011-12-20 | Rotating arm type axle box force measuring device |
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| CN (1) | CN202547845U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103175642A (en) * | 2011-12-20 | 2013-06-26 | 南车青岛四方机车车辆股份有限公司 | Rotating arm type axle box force measuring device and method thereof |
| CN103661473A (en) * | 2013-12-13 | 2014-03-26 | 齐齐哈尔轨道交通装备有限责任公司 | Wagon bogie framework and spring seat thereof |
| CN104034542A (en) * | 2014-06-23 | 2014-09-10 | 常州华德机械有限公司 | Fatigue test tool for high-speed train bogie journal box |
| CN107356416A (en) * | 2017-06-28 | 2017-11-17 | 中车青岛四方机车车辆股份有限公司 | A kind of bogie axle casing static strength and fatigue experimental device |
| CN110608821A (en) * | 2018-06-15 | 2019-12-24 | 北京交通大学 | Vertical loading force system test structure of rotating arm type force measurement frame and manufacturing method thereof |
| CN111811843A (en) * | 2020-06-01 | 2020-10-23 | 中车青岛四方机车车辆股份有限公司 | Load testing method for rotating arm type axle box |
-
2011
- 2011-12-20 CN CN2011205374192U patent/CN202547845U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103175642A (en) * | 2011-12-20 | 2013-06-26 | 南车青岛四方机车车辆股份有限公司 | Rotating arm type axle box force measuring device and method thereof |
| CN103175642B (en) * | 2011-12-20 | 2014-12-10 | 南车青岛四方机车车辆股份有限公司 | Rotating arm type axle box force measuring device and method thereof |
| CN103661473A (en) * | 2013-12-13 | 2014-03-26 | 齐齐哈尔轨道交通装备有限责任公司 | Wagon bogie framework and spring seat thereof |
| CN104034542A (en) * | 2014-06-23 | 2014-09-10 | 常州华德机械有限公司 | Fatigue test tool for high-speed train bogie journal box |
| CN107356416A (en) * | 2017-06-28 | 2017-11-17 | 中车青岛四方机车车辆股份有限公司 | A kind of bogie axle casing static strength and fatigue experimental device |
| CN110608821A (en) * | 2018-06-15 | 2019-12-24 | 北京交通大学 | Vertical loading force system test structure of rotating arm type force measurement frame and manufacturing method thereof |
| CN111811843A (en) * | 2020-06-01 | 2020-10-23 | 中车青岛四方机车车辆股份有限公司 | Load testing method for rotating arm type axle box |
| CN111811843B (en) * | 2020-06-01 | 2022-07-08 | 中车青岛四方机车车辆股份有限公司 | Load testing method for rotating arm type axle box |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Chengyang District of Shandong city of 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. |
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| CX01 | Expiry of patent term |
Granted publication date: 20121121 |
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| CX01 | Expiry of patent term |