CN117030237A - High-speed train gear transmission system test evaluation test device - Google Patents
High-speed train gear transmission system test evaluation test device Download PDFInfo
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- CN117030237A CN117030237A CN202311077251.5A CN202311077251A CN117030237A CN 117030237 A CN117030237 A CN 117030237A CN 202311077251 A CN202311077251 A CN 202311077251A CN 117030237 A CN117030237 A CN 117030237A
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- 238000012360 testing method Methods 0.000 title claims abstract description 140
- 230000005540 biological transmission Effects 0.000 title claims abstract description 36
- 238000011156 evaluation Methods 0.000 title claims abstract description 19
- 239000010687 lubricating oil Substances 0.000 claims abstract description 34
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 239000003921 oil Substances 0.000 claims description 99
- 238000005461 lubrication Methods 0.000 claims description 55
- 238000001816 cooling Methods 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000007654 immersion Methods 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 11
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 230000001050 lubricating effect Effects 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract 1
- 238000002347 injection Methods 0.000 description 21
- 239000007924 injection Substances 0.000 description 21
- 238000004026 adhesive bonding Methods 0.000 description 4
- 239000000314 lubricant Substances 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012208 gear oil Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/021—Gearings
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a test evaluation test device for a high-speed train gear transmission system, which comprises a test platform, a test gear box arranged on the test platform, a driving motor and a load motor which are positioned at two sides of the test gear box and respectively connected with the test gear box in a transmission way, and a torque detection assembly which is arranged between the load motor and the test gear box and is used for detecting torque. The device realizes gear load application through driving motor and load motor pair towing mode, realizes load torque measurement through torque sensor, through setting up temperature sensor and integrated data transmission to data acquisition system at test gear box, can realize the measurement of real-time temperature in the operation process to realize monitoring analysis to gear lubricating oil real-time state.
Description
Technical Field
The invention relates to the technical field of rail transit test devices, in particular to a test evaluation test device for a gear transmission system of a high-speed train.
Background
The damage of the lubricant film can be promoted due to the high surface pressure and the high surface temperature formed by the high sliding speed of the gear transmission in the running process of the high-speed train, and the influence degree of the damage of the lubricant on the gear bearing capacity, the pitting and the micro pitting under the conditions of the high sliding speed and other influencing factors can be evaluated at a specified temperature through the relative gluing bearing capacity test and the pitting test of the lubricant. Gear lubricants with sufficient relative glue carrying capacity and sufficient resistance to pitting and micropitting can also be selected in an assisted manner by both tests. The test and evaluation test device for the gear transmission system of the high-speed train can be used for testing the relative gluing bearing capacity of gear lubricating oil, and also can be used for testing the pitting resistance and micro pitting resistance of the gear lubricating oil and additives.
The adaptive selection of the gear lubricating oil plays a vital role in the safe and effective operation of the high-speed train gear transmission system, and the gear lubricating oil with different types, different labels and different additives has different effects on the internal gear of the gear transmission system, so that the service life of the gear transmission system can be greatly prolonged by the proper lubricating oil, and conversely, the service life of the gear transmission system can be greatly reduced by the non-adaptive gear lubricating oil. The conventional test device for the influence of gear lubricating oil on the gear transmission system cannot detect and analyze the gear lubricating oil in real time in the experimental process, the acquisition convenience of gear lubricating oil information data is low, and the real-time state of the gear lubricating oil is an important index for evaluating the performances of the gear lubricating oil in different stages, so the invention provides the test and evaluation test device for the gear transmission system of the high-speed train, which can monitor and analyze the real-time state of the gear lubricating oil.
Disclosure of Invention
In order to solve the technical problems, the invention provides a test and evaluation test device for a gear transmission system of a high-speed train.
The technical scheme for solving the technical problems is as follows: the test evaluation test device comprises a test platform, a test gear box arranged on the test platform, a driving motor and a load motor which are positioned at two sides of the test gear box and respectively connected with the test gear box in a transmission way, and a torque detection assembly which is arranged between the load motor and the test gear box and is used for detecting torque;
the test gear box comprises a test gear box mounting seat arranged on the test platform, a box body arranged on the test gear box mounting seat, a driving gear and a driven gear which are positioned on the box body and meshed with each other, a lubricating oil circuit which is arranged on the box body and used for providing lubricating oil for a gear in the box body, and a temperature detection component used for detecting the temperature of the lubricating oil in the box body, wherein the torque detection component and the temperature detection component respectively transmit detection data to a data acquisition system, the driving gear is matched with the driving motor in a transmission way, and the driven gear is matched with the load motor in a transmission way.
Further, the torque detection assembly comprises a torque sensor mounting seat and a torque sensor, wherein the torque sensor mounting seat is arranged on the test platform and positioned between the load motor and the test gearbox, the torque sensor is arranged on the torque sensor mounting seat, one end of the torque sensor is connected with the load motor through a first coupler, the other end of the torque sensor is connected with an output shaft of the test gearbox through a second coupler, and the output shaft is connected to the driven gear in a matched mode.
Further, the lubricating oil circuit comprises an immersion oil lubricating oil circuit and an injection lubricating oil circuit;
the oil immersion and lubrication oil path comprises an oil immersion and lubrication oil inlet pipe joint arranged on the side surface of the box body and an oil immersion and lubrication oil inlet pipe matched and connected to the oil immersion and lubrication oil inlet pipe joint, and the oil immersion and lubrication oil inlet pipe joint is communicated with the inside of the box body;
the injection lubrication oil way comprises an injection lubrication oil inlet pipe joint, a lubrication oil injection nozzle and an injection lubrication oil inlet pipe which are respectively connected to the injection lubrication oil inlet pipe joint in a matching way, and the injection lubrication oil inlet pipe is communicated with the inside of the box body.
Further, the box body is further provided with a cooling pipe water inlet joint and a cooling pipe water outlet joint respectively, the cooling pipe water inlet joint and the cooling pipe water outlet joint are connected through a cooling pipe, one end, far away from the cooling pipe, of the cooling pipe water inlet joint is connected with a water inlet pipe, and one end, far away from the cooling pipe, of the cooling pipe water outlet joint is connected with a water outlet pipe.
Further, a first heating rod and a second heating rod for heating the lubricating liquid are arranged on one side of the box body.
Further, the two ends of the input shaft in the test gear box are supported by the first cylindrical roller bearing and the second cylindrical roller bearing, the first cylindrical roller bearing is positioned and installed through the first end cover and the shaft shoulder of the input shaft, the first framework oil seal is arranged in the first end cover, the second cylindrical roller bearing is positioned and installed through the second end cover, the positioning sleeve and the first positioning ring, the first round nut is matched with the first stop washer to be locked through threads, and the input shaft is positioned between the first cylindrical roller bearing and the second cylindrical roller bearing and is provided with a driving gear which is connected through a flat key and is positioned together by the shaft shoulder of the input shaft and the positioning sleeve.
Further, the two ends of an output shaft in the test gear box are supported by a third cylindrical roller bearing and a fourth cylindrical roller bearing, the third cylindrical roller bearing is positioned and installed with an output shaft shoulder through a third end cover, a second framework oil seal is arranged in the third end cover, the fourth cylindrical roller bearing is positioned and installed by a fourth end cover, the output shaft shoulder and a second positioning ring, the third cylindrical roller bearing is matched with a third stop washer through screw threads to be locked, an output shaft is positioned between the third cylindrical roller bearing and the fourth cylindrical roller bearing, a driven gear connected with a flat key is arranged between the third cylindrical roller bearing and the fourth cylindrical roller bearing, the driven gear is positioned through the output shaft shoulder, the driven gear is matched with a second round nut through screw threads to be locked, and the driven gear is meshed with a driving gear.
Further, the driving motor is connected with an input shaft of the test gearbox through a third coupler, and the input shaft is connected to the driving gear in a matched mode.
Further, the box body of the test gear box is positioned and installed at the upper end of the test gear box installation seat through the second cylindrical positioning pin and the fourth cylindrical positioning pin.
Further, the box body of the test gear box comprises a lower box body and an upper box body, the upper box body is fixedly connected with the lower box body through screws, positioning and installation are carried out through a first cylindrical positioning pin and a third cylindrical positioning pin, and the upper box body is provided with a first box lifting screw and a second box lifting screw.
The invention has the following beneficial effects: the test evaluation test device for the high-speed train gear transmission system provided by the invention has the advantages that the structure is reliable, the service performance is good, the gear load application is realized by a driving motor and a load motor in a opposite dragging mode, and the load torque measurement is realized by a torque sensor. In addition, the test device is provided with an injection lubrication oil way and an immersion lubrication oil way, and the gear lubrication oil is detected by adopting two different lubrication modes of injection lubrication and immersion lubrication, so that the micro pitting corrosion resistance and the relative gluing bearing capacity of the gear lubrication oil can be evaluated respectively, meanwhile, the test gear box is provided with an oil outlet, and an oil product detection assembly arranged at the oil outlet can detect the oil product performance in real time and on line through oil circuit circulation. By arranging the temperature sensor on the test gear box and integrating data transmission to the data acquisition system, real-time temperature measurement in the running process can be realized, so that the temperature rise condition of lubricating oil in the test gear box can be monitored in real time.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a test gearbox according to the present invention;
FIG. 3 is a top view of the interior of the test gearbox of the present invention;
FIG. 4 is a schematic view of the internal structure of the test gearbox according to the present invention;
the reference numerals shown in fig. 1 to 4 are respectively expressed as: 1. a drive motor mounting plate; 2. a driving motor; 3. a test platform; 4. testing a gear box mounting seat; 5. a torque sensor mount; 6. a load motor; 7. a first coupling; 8. a torque sensor; 9. a second coupling; 10. a test gearbox; 101. a lower box body; 102. an upper case; 103. a temperature sensor; 104. an oil outlet pipe; 105. an oil outlet pipe joint; 106. an input shaft; 107. a first heating rod; 108, soaking oil to lubricate the oil inlet pipe; 109. oil immersion lubrication oil inlet pipe joint; 1010. a second heating rod; 1011. a ventilation cap; 1012. an output shaft; 1013. a first framework oil seal; 1014. a first cylindrical roller bearing; 1015. a drive gear; 1016. a first box screw; 1017. a first cylindrical locating pin; 1018. a positioning sleeve; 1019. a second cylindrical roller bearing; 1020. a first positioning ring; 1021. a second cylindrical locating pin; 1022. a first round nut; 1023. a first stop pad; 1024. a third cylindrical roller bearing; 1025. a second framework oil seal; 1026. a driven gear; 1027. a second jack screw; 1028. a third cylindrical locating pin; 1029. a second stop pad; 1030. a second round nut; 1031. a fourth cylindrical roller bearing; 1032. a fourth cylindrical locating pin; 1033. a second positioning ring; 1034. a third round nut; 1035. a third stop pad; 1036. a first end cap; 1037. a cooling tube; 1038. a cooling pipe water inlet joint; 1039. a water inlet pipe; 1040. a second end cap; 1041. a jet lubrication oil inlet pipe; 1042. spraying and lubricating an oil inlet pipe joint; 1043. a lubricating oil injection nozzle; 1044. a third end cap; 1045. a water outlet pipe; 1046. a cooling pipe water outlet joint; 1047. a fourth end cap; 11. and a third coupling.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.
As shown in fig. 1 to 3, a test evaluation test device for a gear transmission system of a high-speed train comprises a test platform 3, a test gear box 10 arranged on the test platform 3, a driving motor 2 and a load motor 6 which are positioned at two sides of the test gear box 10 and respectively connected with the test gear box 10 in a transmission manner, and a torque detection assembly arranged between the load motor 6 and the test gear box 10 and used for detecting torque. The driving motor 2 is fixed on the test platform 3 through the driving motor mounting plate 1. The torque detection assembly comprises a torque sensor mounting seat 5 arranged on the test platform 3 and located between the load motor 6 and the test gearbox 10, and a torque sensor 8 arranged on the torque sensor mounting seat 5, one end of the torque sensor 8 is connected with the load motor 6 through a first coupler 7, the other end of the torque sensor 8 is connected with an output shaft 1012 of the test gearbox 10 through a second coupler 9, and the output shaft 1012 is connected on the driven gear 1026 in a matched mode. The gear load is applied by the drive motor 2 and the load motor 6 in a drag mode, and the load torque is measured by the torque sensor 8.
The test gear box 10 is fixed on the test platform 3 through the test gear box mount pad 4, the test gear box is including setting up the test gear box mount pad 4 on the test platform 3, the box that sets up on the test gear box mount pad 4, be located box and intermeshing's drive gear 1015 and driven gear 1026, set up on the box and be used for the gear in the box to provide the lubrication circuit of lubricating oil and be used for detecting the temperature detection component of lubricating oil temperature in the box, torque detection component and temperature detection component will detect data transmission to data acquisition system respectively, drive gear 1015 and driving motor 2 transmission cooperation, driven gear 1026 and load motor 6 transmission cooperation. The drive motor 2 is connected to the input shaft 106 of the test gearbox 10 via the third coupling 11, and the input shaft 106 is connected to the drive gear 1015 in a mating manner. The temperature detection assembly adopts the temperature sensor 103, and the real-time temperature measurement in the operation process can be realized by arranging the temperature sensor 103 on the test gear box 10 and integrating data transmission to a data acquisition system, so that the temperature rise condition of the lubricating oil in the test gear box 10 can be monitored in real time. The box body of the test gearbox 10 is positioned and installed at the upper end of the test gearbox installation seat 4 through a second cylindrical positioning pin 1021 and a fourth cylindrical positioning pin 1032.
During installation, firstly, a bolt penetrates through an installation hole of the load motor 6, then the load motor 6 is fixed at one end above the test platform 3 through locking of a T-shaped nut and the bolt in a T-shaped groove, then the torque sensor 8 is fixedly installed at the upper end of the torque sensor installation seat 5, one end of the torque sensor 8 is connected to the load motor 6 through the first coupler 7, the other end of the torque sensor 8 is connected to an internal output shaft 1012 of the test gearbox 10 installed at the upper end of the test gearbox installation seat 4 through the second cylindrical locating pin 1021 and the fourth cylindrical locating pin 1032, the internal input shaft 106 of the test gearbox 10 is finally connected with the driving motor 2 through the third coupler 11. It should be noted that, when the load motor 6, the first coupling 7, the torque sensor 8, the second coupling 9 and the output shaft 1012 are mounted, the coaxiality of the five members should be ensured to be highly uniform, and the same is true when the input shaft 106, the third coupling 11 and the drive motor 2 are mounted. In addition, the center distance between the mounting axes of the driving motor 2 and the load motor 6 is consistent with the specified requirement, and the stable and reliable running performance of the device is ensured.
The box of test gear box 10 includes box 101 and last box 102 down, goes up box 102 and box 101 down through screw fixed connection to carry out the location installation through first cylinder locating pin 1017 and third cylinder locating pin 1028, carry out the location installation through the locating pin, can effectually guarantee the installation cooperation precision of last box 102 and box 101 down. The upper box 102 is provided with a first box lifting screw 1016 and a second box lifting screw 1027, and the upper box and the lower box can be conveniently and quickly separated through the design of the box lifting screws, so that the convenience of operation is improved.
As shown in fig. 2 to 4, the lubrication oil passages include a dip lubrication oil passage and a spray lubrication oil passage; the gear lubricating oil can be evaluated for micro pitting corrosion resistance and relative gluing bearing capacity respectively through two different lubrication modes of jet lubrication and immersion lubrication and detection.
The oil immersion lubrication oil path comprises an oil immersion lubrication oil inlet pipe joint 109 arranged on the side surface of the box body and an oil immersion lubrication oil inlet pipe 108 which is connected to the oil immersion lubrication oil inlet pipe joint 109 in a matching manner, and the oil immersion lubrication oil inlet pipe joint 109 is communicated with the inside of the box body. So configured, gear lubrication oil flowing through the detection assembly and extracted from the inside of the test gearbox 10 is conveyed back into the test gearbox 10 through the immersion oil lubrication oil inlet pipe 108 by an external oil pump to realize oil circulation.
The injection lubrication oil path comprises an injection lubrication oil inlet pipe joint 1042, a lubrication oil injection oil nozzle 1043 and an injection lubrication oil inlet pipe 1041 which are respectively connected to the injection lubrication oil inlet pipe joint 1042 in a matching way, and the injection lubrication oil inlet pipe 1041 is communicated with the inside of the box body. The oil injection position of the oil injection nozzle 1043 is accurate to the meshing position of the driving gear 1015 and the driven gear 1026, gear oil is extracted from the test oil tank through an external oil pump, and is injected from the oil injection nozzle 1043 to the meshing position of the driving gear 1015 and the driven gear 1026 according to a specified flow speed through an injection lubrication oil inlet pipe 1041, so that the condition of the micro-pitting corrosion resistance test gear oil injection speed is achieved. In addition, the side of box passes through screw thread fixed mounting and goes out oil pipe joint 105, goes out oil pipe joint 105 and goes out oil pipe 104 fixed connection. The gear lubricating oil in the test gearbox 10 is pumped through the oil pump arranged outside and flows through the oil detection assembly through the oil outlet pipe 104 fixed by the oil outlet pipe connector 105 arranged on the lower box body 101, so that the real-time state of the gear lubricating oil can be monitored and analyzed, and the performance index of the current state of the gear lubricating oil can be evaluated.
A first heating rod 107 and a second heating rod 1010 for heating the lubricating liquid are provided on one side of the case. The first heating rod 107 and the second heating rod 1010 indirectly heat the gear lubricating oil inside the tank through heating the tank.
The box body is also respectively provided with a cooling pipe water inlet connector 1038 and a cooling pipe water outlet connector 1046, the cooling pipe water inlet connector 1038 and the cooling pipe water outlet connector 1046 are connected through a cooling pipe 1037, one end of the cooling pipe water inlet connector 1038, which is far away from the cooling pipe 1037, is connected with a water inlet pipe 1039, and one end of the cooling pipe water outlet connector 1046, which is far away from the cooling pipe 1037, is connected with a water outlet pipe 1045. Cooling water is conveyed through the water inlet pipe 1039, flows through the cooling pipe 1037 and flows out of the water outlet pipe 1045, so that the gear lubricating oil after the previous stage of load test is physically cooled, and the gear lubricating oil reaches a specified temperature value before the start of each stage of load test.
In addition, a ventilation cap 1011 is also arranged on the box body of the test box, so that the discharge of high-pressure gas generated by the operation of the system in the test gearbox 10 can be realized, and the balance of internal pressure and external pressure can be achieved.
As shown in fig. 3 to 4, two ends of an input shaft 106 in the test gearbox 10 are supported by a first cylindrical roller bearing 1014 and a second cylindrical roller bearing 1019, the first cylindrical roller bearing 1014 is positioned and installed with a shaft shoulder of the input shaft 106 through a first end cover 1036, a first framework oil seal 1013 is arranged in the first end cover 1036, the second cylindrical roller bearing 1019 is positioned and installed by a second end cover 1040, a positioning sleeve 1018 and a first positioning ring 1020, the first cylindrical roller bearing 1022 is matched with a first stop washer 1023 through screw threads to be locked, and the input shaft 106 is positioned in a driving gear 1015 which is connected with the first cylindrical roller bearing 1014 and the second cylindrical roller bearing 1019 through flat keys and is positioned together by the shaft shoulder of the input shaft 106 and the positioning sleeve 1018. When the device is installed, the driving gear 1015 is connected to the input shaft 106 through a flat key, one side of the driving gear 1015 abuts against the side surface of the middle shaft shoulder of the input shaft 106, and then the positioning sleeve 1018, the second cylindrical roller bearing 1019, the first positioning ring 1020, the first stop washer 1023, the first round nut 1022 and the second end cover 1040 are sequentially installed from the other side of the driving gear 1015, so that all parts of elements are positioned and fastened. In addition, the first cylindrical roller bearing 1014 is mounted with one side thereof abutting against the input shaft 106 to position the shoulder and then secured in position by the first end cap 1036.
The two ends of an output shaft 1012 in the test gearbox 10 are supported by a third cylindrical roller bearing 1024 and a fourth cylindrical roller bearing 1031, the third cylindrical roller bearing 1024 is positioned and installed with the shaft shoulder of the output shaft 1012 through a third end cover 1044, a second framework oil seal 1025 is arranged in the third end cover 1044, the fourth cylindrical roller bearing 1031 is positioned and installed by a fourth end cover 1047, the shaft shoulder of the output shaft 1012 and a second positioning ring 1033, the third cylindrical roller bearing 1034 is matched with a third stop washer 1035 through threads to lock, a driven gear 1026 connected with a flat key is arranged between the output shaft 1012 and the fourth cylindrical roller bearing 1031, the driven gear 1026 is positioned through the shaft shoulder of the output shaft 1012 and is matched with the second circular nut 1030 through threads to lock, and the driven gear 1026 is meshed with the driving gear 1015. When the driven gear 1026 is mounted, the driven gear 1026 is connected to the output shaft 1012 by a flat key, one side of the driven gear 1026 abuts against the shoulder side of the middle section of the output shaft 1012, and then a second stop washer 1029 and a second round nut 1030 are sequentially mounted from the other side of the driven gear 1026, and the driven gear 1026 is locked by threads. When the third cylindrical roller bearing 1024 is installed, one side of the third cylindrical roller bearing 1024 is abutted against the positioning shoulder of the output shaft 1012, and then is positioned and fastened through the third end cover 1044. When the fourth cylindrical roller bearing 1031 is installed, one side of the fourth cylindrical roller bearing 1031 is abutted against the positioning shaft shoulder of the output shaft 1012, and then the second positioning ring 1033, the third stop washer 1035, the third round nut 1034 and the fourth end cover 1047 are sequentially installed from the other side, so that the fourth cylindrical roller bearing 1031 is positioned and fastened.
The foregoing is only illustrative of the present invention and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present invention.
Claims (10)
1. The high-speed train gear transmission system testing and evaluating test device is characterized by comprising a test platform (3), a test gear box (10) arranged on the test platform (3), a driving motor (2) and a load motor (6) which are positioned at two sides of the test gear box (10) and respectively connected with the test gear box (10) in a transmission way, and a torque detection assembly which is arranged between the load motor (6) and the test gear box (10) and used for detecting torque;
the test gear box is in including setting up test gear box mount pad (4) on test platform (3), set up box on test gear box mount pad (4), be located box and intermeshing's drive gear (1015) and driven gear (1026), set up on the box and be used for the gear in the box to provide the lubrication circuit of lubricating oil and be used for detecting the temperature detection component of lubricating oil temperature in the box, torque detection component with temperature detection component will detect data transmission to data acquisition system respectively, drive gear (1015) with driving motor (2) transmission cooperation, driven gear (1026) with load motor (6) transmission cooperation.
2. The high-speed train gear system test evaluation test device according to claim 1, wherein the torque detection assembly comprises a torque sensor mounting seat (5) arranged on the test platform (3) and positioned between the load motor (6) and the test gear box (10) and a torque sensor (8) arranged on the torque sensor mounting seat (5), one end of the torque sensor (8) is connected with the load motor (6) through a first coupler (7), the other end of the torque sensor (8) is connected with an output shaft (1012) of the test gear box (10) through a second coupler (9), the output shaft (1012) is connected on a driven gear (1026) in a matched manner, and an input shaft (106) is connected on the drive gear (1015) in a matched manner.
3. The high-speed train gear transmission system test evaluation test device according to claim 1, wherein the lubrication oil path includes an immersion oil lubrication oil path and a jet lubrication oil path;
the oil immersion and lubrication oil path comprises an oil immersion and lubrication oil inlet pipe joint (109) arranged on the side surface of the box body, and an oil immersion and lubrication oil inlet pipe (108) matched and connected to the oil immersion and lubrication oil inlet pipe joint (109), wherein the oil immersion and lubrication oil inlet pipe joint (109) is communicated with the inside of the box body;
the jet lubrication oil way comprises a jet lubrication oil inlet pipe joint (1042), and a lubricating oil jet nozzle (1043) and a jet lubrication oil inlet pipe (1041) which are respectively connected to the jet lubrication oil inlet pipe joint (1042) in a matched mode, and the jet lubrication oil inlet pipe (1041) is communicated with the inside of the box body.
4. The high-speed train gear transmission system test evaluation test device according to claim 1, wherein a cooling pipe water inlet joint (1038) and a cooling pipe water outlet joint (1046) are further arranged on the box body respectively, the cooling pipe water inlet joint (1038) and the cooling pipe water outlet joint (1046) are connected through a cooling pipe (1037), one end, away from the cooling pipe (1037), of the cooling pipe water inlet joint (1038) is connected with a water inlet pipe (1039), and one end, away from the cooling pipe (1037), of the cooling pipe water outlet joint (1046) is connected with a water outlet pipe (1045).
5. The high-speed train gear train system test evaluation test device according to claim 1, wherein a first heating rod (107) and a second heating rod (1010) for heating up the lubricating fluid are provided on one side of the box.
6. The test and evaluation test device for the high-speed train gear transmission system according to claim 2, wherein two ends of an input shaft (106) in the test gearbox (10) are supported by a first cylindrical roller bearing (1014) and a second cylindrical roller bearing (1019), the first cylindrical roller bearing (1014) is positioned and installed with a shaft shoulder of the input shaft (106) through a first end cover (1036), a first framework oil seal (1013) is arranged in the first end cover (1036), the second cylindrical roller bearing (1019) is positioned and installed by a second end cover (1040), a positioning sleeve (1018) and a first positioning ring (1020), the first cylindrical roller bearing (1014) and the second cylindrical roller bearing (1019) are matched and locked by a first stop washer (1023) through threads, and the input shaft (106) is positioned in the middle of the first cylindrical roller bearing (1014) and the second cylindrical roller bearing (1019) and is provided with a driving gear (1015) which is connected by a flat key and positioned together by the shaft shoulder of the input shaft (106) and the positioning sleeve (1018).
7. The test and evaluation test device for the high-speed train gear transmission system according to claim 2, wherein two ends of an output shaft (1012) in the test gearbox (10) are supported by a third cylindrical roller bearing (1024) and a fourth cylindrical roller bearing (1031), the third cylindrical roller bearing (1024) is positioned and installed with an axle shoulder of the output shaft (1012) through a third end cover (1044), a second framework oil seal (1025) is arranged in the third end cover (1044), the fourth cylindrical roller bearing (1031) is positioned and installed by a fourth end cover (1047), an axle shoulder of the output shaft (1012) and a second positioning ring (1033), and is locked by a third round nut (1035) in cooperation with a third locking washer (1035), a driven gear (1026) connected with a flat key is arranged between the third cylindrical roller bearing (1024) and the fourth cylindrical roller bearing (1031), the driven gear (1026) is positioned by the axle shoulder of the output shaft (1026) and is engaged with the driven gear (1026) through a second locking washer (1029) in cooperation with the second round nut (1030), and the driven gear (1026) is meshed with each other through the threads.
8. The high-speed train gear train testing evaluation test device according to claim 6, characterized in that the drive motor (2) is connected with the input shaft (106) of the test gearbox (10) through a third coupling (11).
9. The high-speed train gear transmission system test evaluation test device according to claim 1, wherein the box body of the test gear box (10) is positioned and installed at the upper end of the test gear box installation seat (4) through a second cylindrical positioning pin (1021) and a fourth cylindrical positioning pin (1032).
10. The high-speed train gear train system test evaluation test device according to any one of claims 1 to 9, wherein the box body of the test gear box (10) comprises a lower box body (101) and an upper box body (102), the upper box body (102) and the lower box body (101) are fixedly connected through screws and are positioned and installed through a first cylindrical positioning pin (1017) and a third cylindrical positioning pin (1028), and the upper box body (102) is provided with a first box-lifting screw (1016) and a second box-lifting screw (1027).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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