CN103630342A - Running-in test device for built-in axle boxes of rail vehicle - Google Patents
Running-in test device for built-in axle boxes of rail vehicle Download PDFInfo
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- CN103630342A CN103630342A CN201310438968.8A CN201310438968A CN103630342A CN 103630342 A CN103630342 A CN 103630342A CN 201310438968 A CN201310438968 A CN 201310438968A CN 103630342 A CN103630342 A CN 103630342A
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Abstract
The invention relates to a running-in test device for built-in axle boxes of a rail vehicle, comprising axle boxes and an axle passing through the axle boxes and further comprising a platform, supporting seats, axle box positioning seats, a driving unit, axle box temperature detection devices and a control device, wherein the supporting seats are fixedly installed on the platform, the axle box positioning seats are installed on the supporting seats, the axle boxes are fixed on the axle box positioning seats, one end of the axle is connected with the driving unit, and the driving unit and the axle box temperature detection devices are connected with the control device. The running-in test device has the advantages of simple structure, convenient operation and high degree of automation. Running-in test of built-in axle boxes of a rail vehicle after assembly is well implemented. The running-in test device can detect the temperature of bearings of the axle boxes in real time in the testing process, and the running-in test device automatically stops work and automatically records a running-in test result at the end of test.
Description
Technical field
The present invention relates to the process unit using when a kind of rail vehicle truck is manufactured, particularly a kind of device that carries out running-in test after the built-in axle box of the rail vehicles such as subway is assembled, belongs to rail vehicle truck manufacturing technology field.
Background technology
Traditional axle box is arranged on lateral wheel, and wheel is assembled afterwards installation shaft axle box bearing again, so existing axle box running in machine is all the modes that adopt wheel tread to drive, carries out axle box running-in test.By the temperature of process of the test, different sound, oil impregnate situation, be used for verifying the effect of axle box assembling.
Development along with domestic rail vehicle truck manufacturing technology, on part Linear Metro newly developed, it is taken turns axle box is adopted to built-in structure, according to designing requirement, after axle box assembling, need to carry out running-in test, because this built-in structure of axle box is domestic appearance first, built-in axle box is arranged on wheel inner side, when production and assembly, axle box is first installed, rear installing wheel, structure is different from traditional structure of axle box, so existing axle box running in machine cannot carry out running-in test to the built-in axle box of installing wheel not.
Summary of the invention
Fundamental purpose of the present invention is the problem of carrying out running-in test after built-in axle box assembling in order to solve, and provides a kind of simple in structure, easy to operate, highly versatile, the built-in axle box running test device of rail vehicle that production efficiency is high.
For achieving the above object, technical scheme of the present invention is:
The built-in axle box running test device of a kind of rail vehicle, comprise axle box and the axletree that runs through described axle box, also comprise platform, supporting seat, axle box positioning seat, driver element, axle box temperature-detecting device and control device, described supporting seat is fixedly mounted on described platform, described axle box positioning seat is arranged on described supporting seat, described axle box is fixed on described axle box positioning seat, one end of described axletree connects described driver element, and described driver element and axle box temperature-detecting device are connected with described control device.
Further, described supporting seat has the upper support face being connected with described axle box positioning seat and the lower support face being connected with described platform, between described upper support face and lower support face, by support column, be connected, on described upper support face, be provided with bolt hole, on described lower support face, have four ellipsoid bolts hole, by the first bolt, be fixedly connected with axle box positioning seat with described platform with the second bolt.
Further, described axle box positioning seat is by base plate, locating piece, bolt pin and location riser form, described base plate is fixed on described supporting seat, described location riser is two, be fixed on described base plate and divide the both sides that are located at described axle box, on the riser of described location, have the bolt pin-and-hole corresponding with pilot hole on described axle box, described location riser passes described bolt pin-and-hole with described axle box by bolt pin and is fixedly connected with pilot hole, described locating piece is fixed on the described base plate in the middle of described two location risers, location leans between described locating piece and described axle box bottom.
Further, the polished rod of described bolt pin partly overlaps a rubber sleeve.
Further, described driver element connects dish, main shaft and main shaft support seat by motor, driving pulley, driven pulley, universal coupling, driving and forms, main shaft described in described main shaft support seat supports, described driving pulley is connected with described main shaft with the output shaft of described motor respectively with driven pulley, described driving pulley is connected by driving belt with driven pulley, the axle head of described main shaft connects dish by universal coupling and described driving and is connected, and described driving connects dish and is connected with the end of described axletree.
Further, it is a discoid pieces that described driving connects dish, and three the 3rd bolts are set on described discoid pieces, the corresponding assembling of three screws of three described the 3rd bolts and described axletree end.
Further, the impeller diameter ratio of described driving pulley and driven pulley is 2.5:1.
Further, described temperature-detecting device is infrared ray sensor, and two described infrared ray sensors are arranged on respectively described supporting seat side, and temperature monitoring point is adjusted at described axle box surface.
Further, described control device comprise housing, for showing in real time the display screen, gauge tap button of test parameters, for printing the printer of test findings and test parameters, for the storage unit of real-time automatic recording test parameters, for controlling the control module of whole device work.
Further, described control device also comprises overtemperature alarm unit.
Content to sum up, the built-in axle box running test device of rail vehicle provided by the present invention, compared with prior art, tool has the following advantages:
(1) select axle head drives structure, solved the problem that installing wheel can not adopt traditional tread to drive, can be for the built-in axle box bearing running-in test of rail vehicle truck.
(2) one-piece construction is simple, easy to operate, automaticity is high, in process of the test, can detect in real time axle box temperature, and after end to be tested, this device can quit work automatically, and automatically records running-in result, assurance device and operating personnel's security.
(3) by changing fast different axle box positioning seats, can realize the switching between different automobile types project, improve the versatility of running in machine.
Accompanying drawing explanation
Fig. 1 is that the present invention assembles rear structural representation;
Fig. 2 is supporting base structural representation of the present invention;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is axle box location seat structure schematic diagram of the present invention;
Fig. 5 is the side direction view of Fig. 4;
Fig. 6 is structure of driving unit schematic diagram of the present invention;
Fig. 7 is axle head three Screw hole structure schematic diagram of the present invention;
Fig. 8 is control device structural representation of the present invention.
As shown in Figures 1 to 8, axle box 1, axletree 2, platform 3, supporting seat 4, upper support face 4a, lower support face 4b, support column 4c, axle box positioning seat 5, driver element 6, axle box temperature-detecting device 7, control device 8, bolt hole 9, ellipsoid bolt hole 10, base plate 11, locating piece 12, bolt pin 13, location riser 14, the second bolt 15, the first bolt 16, bolt pin-and-hole 17, rubber sleeve 18, bolt hole 19, motor 20, driving pulley 21, driven pulley 22, universal coupling 23, driving connects dish 24, main shaft 25, main shaft support seat 26, axle sleeve 27, base 28, the 3rd bolt 29, screw 30, hanger 31, locating surface 32, housing 33, display screen 34, gauge tap button 35, printer 36.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail:
As shown in Figure 1, the built-in axle box running test device of a kind of rail vehicle, is used for the built-in axle box of rail vehicle after assembling to carry out running-in test, and this Array selection axle head drives, and has solved the problem that installing wheel can not adopt traditional tread to drive.
As shown in Figure 1, comprise two axle boxes 1 and an axletree 2 for the treatment of running-in test, axletree 2 is installed through the bearing in two axle boxes 1, and this device also comprises platform 3 for supporting whole running test device parts, two supporting seats 4, two axle box positioning seats 5, a set of driver element 6, two axle box temperature-detecting devices 7 and control device 8.
Wherein, platform 3 is cast iron manufacture, the noise and vibration producing in the time of can effectively eliminating running-in test, two supporting seats 4 are fixedly mounted on platform 3, on each supporting seat 4, fixedly mount an axle box positioning seat 5, two axle box 1 correspondences are fixed on two axle box positioning seats 5, one end of axletree 2 connects driver element 6, each axle box 1 correspondence arranges an axle box temperature-detecting device 7, driver element 6 and axle box temperature-detecting device 7 are connected with control device 8, by the unified control operation of control device 8, axle box temperature-detecting device 7 detects axle box 1 temperature in real time, during off-test, control device 8 is automatically controlled and is quit work, and automatically record running-in result.
As shown in Figures 2 and 3, supporting seat 4 is welded structure, one-piece construction is " II " font, there is upper support face 4a and lower support face 4b, between upper support face 4a and lower support face 4b, by support column 4c, connect, upper support face 4a and lower support face 4b process through processing, on upper support face 4a, be provided with bolt hole 9, on lower support face 4b, have four ellipsoid bolts hole 10, bolt hole 9 on upper support face 4a is fixedly connected with axle box positioning seat 5 by the second bolt 15, four ellipsoid bolts hole 10 on lower support face 4b are fixedly connected with platform 3 by the first bolt 15, arranging of ellipsoid bolt hole 10 can be carried out axially left and right adjustment on platform 3, can be suitable for the built-in axle box running-in test of disalignment spacing.
As shown in Figure 4 and Figure 5, axle box positioning seat 5 be used for location, fastening axle box 1.Axle box positioning seat 5 comprises that base plate 11, locating piece 12, bolt pin 13 and location riser 14 form.Wherein, on base plate 11, have four bolts hole 19, by the second bolt 15, be fixedly connected with the upper support face 4a of the supporting seat 4 of below, if replacing different automobile types, only needs to change axle box positioning seat 5, guaranteed the versatility of this running test device, and simple and convenient, easy operating.
Locating piece 12 is weldingly fixed on two base plates 11 in the middle of location riser 14, the two ends of locating piece 12 are welded and fixed with location riser 14, a side of locating piece 12 is the locating surface 32 through processing, between installation rear-locating face 32 and a side of axle box 1 bottom hanger 31, lean to locate different locating piece 12 corresponding to axle box 1.When mounted, guarantee that the locating piece 12 of two axle box 1 belows is in same level, and then guarantee the fixing rear maintenance level of two axle boxes 1.
As shown in Figure 6, driver element 6 connects dish 24, main shaft 25 and main shaft support seat 26 by motor 20, driving pulley 21, driven pulley 22, universal coupling 23, driving and forms, wherein, motor 20 is fixed on base 28, base 28 is fixedly mounted on platform 3, and main shaft support seat 26 is fixedly mounted on platform 3, and the top of main shaft support seat 26 has an axle sleeve 27, main shaft 25 is connected with axle sleeve 27, for supports main shaft 25.
It is a discoid pieces that driving connects dish 24, three the 3rd bolts 29 are set on discoid pieces, as shown in Figure 7, in the end of axletree, there are three screws 30, the corresponding assembling of three screws 30 of three the 3rd bolts 29 and axletree 1 end, and then axletree 1 and driving are connect to dish 24 be fixedly connected with.
Before built-in axle box running-in test, manually driving being connect to dish 24 is fixed on three screws 30 of axle head of the axletree 1 shown in Fig. 7, driving connects dish 24 and by bolt, is arranged on the end of universal coupling 23 again, universal coupling 23 is connected with driven pulley 22 by main shaft 25, driven pulley 22 is connected with driving pulley 21 by driving belt, and driving pulley 21 is connected with the output shaft of motor 20.When motor 20 transmits torque to driven pulley 22 by driving belt, by main shaft 25 rotations of driver element 6, drive and connect axletree 2 rotations that dish 24 drives link together with it.
In the present embodiment, driving pulley 21 is 2.5:1 with the impeller diameter ratio of driven pulley 22, by ratio of gear, the high rotating speed of motor 20 is reduced to running-in testing requirements rotating speed.
As shown in Figure 1, in the present embodiment, axle box temperature-detecting device 7 adopts infrared ray sensor, two infrared ray sensors are arranged on respectively the side of two supporting seats 4, the temperature monitoring point of infrared ray sensor is adjusted at the surface of two axle boxes 1, detect in real time the temperature variations of axle box 1 in runing condensation procedure, in process of the test, infrared ray sensor by the temperature real-time Transmission of two axle boxes 1 and bearing (not indicating in figure) to control device 8.
In control device 8, also comprise overtemperature alarm unit, set temperature value is pre-stored in control device 8, and in runing condensation procedure, when temperature rise surpasses set temperature value, control device 8 is controlled automatic alarm, and quits work.
When carrying out running-in test, carry out as follows:
1, two supporting seats 4 are fixed and are fixedly mounted on platform 3 according to the position of two axle boxes 1.
2, according to different axle box 1, select corresponding axle box positioning seat 5, two axle box positioning seats 5 are fixedly mounted on respectively on two supporting seats 4.
3, axle box 1 and axletree 2 after assembling are arranged on two axle box positioning seats 5, by bolt pin 13, are fixedly connected with.
4, the driving in driver element 6 is connect to three three bolt 29 of dish on 24 and the corresponding assembling of three screws 30 of axletree 2 ends, and then axletree 2 and driving are connect and coil 24 and be fixedly connected with, to pass through motor 20 drive axletrees 2, rotate running-ins.
5, open the gauge tap button 35 on control device 8, start running-in test.
6,, in runing condensation procedure, axle box temperature-detecting device 7 detects the temperature of axle box 1 in real time, and temperature is sent in control device 8.
When reaching predetermined running-in test period, i.e., during running-in off-test, control module in control device 8 is controlled motor 20 and is shut down, and whole system quits work automatically, and cell stores records the information such as the time, rotating speed, temperature of runing condensation procedure.
In runing condensation procedure, when the temperature rise of axle box 1 surpasses while setting the limit, the overtemperature alarm unit automatic alarm in control device 8, and by control module, control whole system and quit work, the security of warranty test.
As mentioned above, given scheme content, can derive similar technical scheme in conjunction with the accompanying drawings and embodiments.In every case be the content that does not depart from technical solution of the present invention, any simple modification, equivalent variations and the modification above embodiment done according to technical spirit of the present invention, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. the built-in axle box running test device of rail vehicle, comprise axle box and the axletree that runs through described axle box, it is characterized in that: also comprise platform, supporting seat, axle box positioning seat, driver element, axle box temperature-detecting device and control device, described supporting seat is fixedly mounted on described platform, described axle box positioning seat is arranged on described supporting seat, described axle box is fixed on described axle box positioning seat, one end of described axletree connects described driver element, and described driver element and axle box temperature-detecting device are connected with described control device.
2. the built-in axle box running test device of rail vehicle according to claim 1, it is characterized in that: described supporting seat has the upper support face being connected with described axle box positioning seat and the lower support face being connected with described platform, between described upper support face and lower support face, by support column, be connected, on described upper support face, be provided with bolt hole, on described lower support face, have four ellipsoid bolts hole, by the first bolt, be fixedly connected with axle box positioning seat with described platform with the second bolt.
3. the built-in axle box running test device of rail vehicle according to claim 1, it is characterized in that: described axle box positioning seat is by base plate, locating piece, bolt pin and location riser form, described base plate is fixed on described supporting seat, described location riser is two, be fixed on described base plate and divide the both sides that are located at described axle box, on the riser of described location, have the bolt pin-and-hole corresponding with pilot hole on described axle box, described location riser passes described bolt pin-and-hole with described axle box by bolt pin and is fixedly connected with pilot hole, described locating piece is fixed on the described base plate in the middle of described two location risers, location leans between described locating piece and described axle box bottom.
4. the built-in axle box running test device of rail vehicle according to claim 3, is characterized in that: the polished rod of described bolt pin partly overlaps a rubber sleeve.
5. the built-in axle box running test device of rail vehicle according to claim 1, it is characterized in that: described driver element is by motor, driving pulley, driven pulley, universal coupling, driving connects dish, main shaft and main shaft support seat form, main shaft described in described main shaft support seat supports, described driving pulley is connected with described main shaft with the output shaft of described motor respectively with driven pulley, described driving pulley is connected by driving belt with driven pulley, the axle head of described main shaft connects dish by universal coupling and described driving and is connected, described driving connects dish and is connected with the end of described axletree.
6. the built-in axle box running test device of rail vehicle according to claim 5, it is characterized in that: it is a discoid pieces that described driving connects dish, three the 3rd bolts are set on described discoid pieces, the corresponding assembling of three screws of three described the 3rd bolts and described axletree end.
7. the built-in axle box running test device of rail vehicle according to claim 5, is characterized in that: the impeller diameter ratio of described driving pulley and driven pulley is 2.5:1.
8. the built-in axle box running test device of rail vehicle according to claim 1, it is characterized in that: described temperature-detecting device is infrared ray sensor, two described infrared ray sensors are arranged on respectively described supporting seat side, and temperature monitoring point is adjusted at described axle box surface.
9. the built-in axle box running test device of rail vehicle according to claim 1, is characterized in that: described control device comprises housing, for showing in real time the display screen, gauge tap button of test parameters, for printing the printer of test findings and test parameters, for the storage unit of real-time automatic recording test parameters, for controlling the control module of whole device work.
10. the built-in axle box running test device of rail vehicle according to claim 9, is characterized in that: described control device also comprises overtemperature alarm unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310438968.8A CN103630342B (en) | 2013-09-24 | 2013-09-24 | A kind of rail vehicle built-in axle running test device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310438968.8A CN103630342B (en) | 2013-09-24 | 2013-09-24 | A kind of rail vehicle built-in axle running test device |
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| CN103630342A true CN103630342A (en) | 2014-03-12 |
| CN103630342B CN103630342B (en) | 2016-08-17 |
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| CN201310438968.8A Active CN103630342B (en) | 2013-09-24 | 2013-09-24 | A kind of rail vehicle built-in axle running test device |
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Cited By (3)
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| CN106370425A (en) * | 2016-08-19 | 2017-02-01 | 李立群 | Special machine for testing the temperature rise of the bearings of railway vehicle wheel pair with axle box |
| CN112229628A (en) * | 2020-10-15 | 2021-01-15 | 阜宁协鑫光伏科技有限公司 | Bearing box running-in device |
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| CN103630342B (en) | 2016-08-17 |
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