CN113639982A - Vacuum high-low temperature loading test device with double output mechanisms - Google Patents
Vacuum high-low temperature loading test device with double output mechanisms Download PDFInfo
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- CN113639982A CN113639982A CN202110927873.7A CN202110927873A CN113639982A CN 113639982 A CN113639982 A CN 113639982A CN 202110927873 A CN202110927873 A CN 202110927873A CN 113639982 A CN113639982 A CN 113639982A
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- low temperature
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- 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
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Abstract
A vacuum high-low temperature loading test device with double output mechanisms comprises vacuum high-low temperature ring die equipment, a driving mechanism, a loading device, a switching supporting seat, a rotary table, a torque sensor, a speed increaser and a magnetic powder brake; the invention can be applied to the vacuum high-low temperature environment, and simultaneously realizes the loading of the load simulation of the inner gear and the sun gear, and the loading test device can realize the accurate moment load application to the product with the double output mechanisms in the vacuum ring mould equipment with limited space.
Description
Technical Field
The invention relates to the field of vacuum high and low temperature environment simulation and test verification of a space driving mechanism, in particular to a vacuum high and low temperature loading test device specially designed for a double-output mechanism.
Background
The driving mechanism for a certain space adopts a double-output structure, the driving mechanism adopts a planetary gear to reduce speed, an internal gear and a sun gear of the planetary gear both output rotating speed and torque outwards, and output shafts are arranged on the same side. When the mechanism works on the rail, the internal gear and the sun gear need to bear torque resistance during operation independently or simultaneously besides the space environments of vacuum, high and low temperature, irradiation and the like. In a single machine development stage, performance tests and evaluations of the mechanism product at high and low temperatures in vacuum are required to be carried out in vacuum ring die equipment, a set of loading device is required to be designed, and load simulation of an inner gear and a sun gear is realized in a limited space. At present, no loading device for realizing simultaneous output (same side) load simulation of an inner gear and a sun gear under a vacuum high-temperature and low-temperature environment is reported.
Disclosure of Invention
The invention aims to provide a loading device which can be applied to a vacuum high-low temperature environment and can simultaneously realize load simulation of an inner gear and a sun gear aiming at the application requirement of a ring mold test of a certain double-output space driving mechanism.
A vacuum high-low temperature loading test device with double output mechanisms comprises vacuum high-low temperature ring die equipment, a driving mechanism, a loading device, a switching supporting seat, a rotary table, a torque sensor, a speed increaser and a magnetic powder brake;
the driving mechanism is positioned in the vacuum high-low temperature ring die equipment, the driving mechanism is installed on a bottom plate of the vacuum high-low temperature ring die equipment through a support, an output shaft of the driving mechanism is connected with the switching supporting seat through a coupler, the switching supporting seat and the driving mechanism are fixed on the same bottom plate, and the switching shaft is connected with a magnetic fluid sealing shaft on the vacuum high-low temperature ring die equipment; the loading device is connected with a rotary table through two steel wire ropes in different directions, and the rotary table is arranged on a rotating shaft with a bearing seat and is connected with a switching support seat through a coupler;
the torque sensor, the speed increaser and the magnetic powder brake are arranged outside the vacuum high-low temperature ring die equipment, the torque sensor, the speed increaser and the magnetic powder brake are arranged on the same bottom plate through supports, and the torque sensor, the speed increaser and the magnetic powder brake are connected through elastic couplings, so that the coaxiality of the equipment is ensured;
the inner gear ring of the mechanism of the loading device is connected with a transfer flange through a screw, the transfer flange is connected with a transfer cylinder through a columnar shifting fork, and the transfer cylinder is connected with a turntable on the other group of rotating shafts through two groups of steel wire ropes with opposite rotating directions arranged on a bearing transfer cylinder, so that the loading of the output of the inner gear ring is realized;
the output end of the sun gear of the mechanism is connected with a second adapter flange through a screw, the first adapter flange is connected with the second adapter flange through a columnar shifting fork and then connected with the magnetic fluid sealing shaft through a rotating shaft, and the output loading of the sun gear is realized;
the adapter cylinder is arranged on the hollow support through a pair of bearing assemblies, so that the rotation of the adapter cylinder is realized, and the rotation of the first adapter flange and the second adapter flange of the adapter flange is not influenced.
All the bearing assemblies adopt a solid lubrication design, and the materials of the bearing assemblies are selected from materials with consistent linear expansion coefficients, so that the friction coefficient introduced by the bearing assemblies is reduced to the minimum.
The invention has the beneficial effects that:
1) the invention adopts a combined design, and two sets of magnetic fluid sealing shafts are connected through a steel wire rope, so that the load of the internal gear and the external gear is applied at the same time;
2) the invention has good temperature and vacuum adaptability, all the rotating bearings in the vacuum equipment adopt the solid lubrication design, and all the materials adopt the materials with consistent linear expansion coefficients, so that the friction coefficient introduced by the bearing assembly is reduced to the minimum;
3) the torque loading and testing device is arranged outside the vacuum high-low temperature ring die equipment, so that the use requirements on a torque sensor and a magnetic powder brake are reduced, and the influence of a vacuum high-low temperature environment on the loading accuracy is avoided;
4) and a steel wire rope is adopted to carry out transmission between the parallel shafts, so that the size of a transmission system is greatly reduced.
Drawings
Fig. 1 is a schematic view of the general structure of the present invention.
FIG. 2 is a schematic view of an internal gear and sun gear loading device of the present invention.
Detailed Description
Referring to fig. 1 and 2, a vacuum high and low temperature loading test device with double output mechanisms comprises a vacuum high and low temperature ring die device 1, a driving mechanism 2, a loading device 3, a switching support seat 4, a rotary table 5, a torque sensor 6, a speed increaser 7 and a magnetic powder brake 8;
the driving mechanism 2 is positioned in the vacuum high-low temperature circular mold equipment 1, the driving mechanism 2 is installed on a bottom plate of the vacuum high-low temperature circular mold equipment 1 through a support, an output shaft of the driving mechanism 2 is connected with the switching supporting seat 4 through a coupler, the switching supporting seat 4 and the driving mechanism 2 are fixed on the same bottom plate, and the switching shaft is connected with a magnetic fluid sealing shaft on the vacuum high-low temperature circular mold equipment 1; the loading device 3 is connected with the rotary table 5 through two steel wire ropes 9 in different directions, and the rotary table 5 is arranged on a rotating shaft with a bearing seat and is connected with the switching support seat 4 through a coupler;
the torque sensor 6, the speed increaser 7 and the magnetic powder brake 8 are positioned outside the vacuum high-low temperature ring die equipment 1, the torque sensor 6, the speed increaser 7 and the magnetic powder brake 8 are arranged on the same bottom plate through a bracket, and the torque sensor 6, the speed increaser 7 and the magnetic powder brake 8 are connected through elastic couplings to ensure the coaxiality of the equipment;
the inner gear ring of the mechanism 31 of the loading device 3 is connected with an adapter flange 32 through a screw, the adapter flange 32 is connected with an adapter cylinder 34 through a columnar shifting fork 33, and the adapter cylinder 34 is connected with a turntable 5 on the other group of rotating shafts through two groups of steel wire ropes 9 with opposite rotating directions arranged on a bearing adapter cylinder to realize the loading of the output of the inner gear ring;
the output end of the sun gear of the mechanism 31 is connected with a second adapter flange 38 through a screw, a first adapter flange 37 is connected with the second adapter flange 38 through a columnar shifting fork and then connected with a magnetic fluid sealing shaft through a rotating shaft, and the loading of the output of the sun gear is realized;
the adapter cylinder 34 is mounted on the hollow bracket 310 by a pair of bearing assemblies 39, which both enable rotation of the adapter cylinder 34 and do not affect rotation of the adapter flanges, the first adapter flange 37 and the second adapter flange 38.
All of the bearing assemblies 39 are described as being solid lubricated, and the bearing assemblies 39 are made of a material having a consistent coefficient of linear expansion, thereby minimizing the coefficient of friction introduced by the bearing assemblies.
The invention is characterized in that:
1. an independently rotating adapter cylinder is installed through a bearing assembly on a central control installation support, so that the design of internal gear loading is realized;
2. the forward and reverse loading of the mechanism is realized in a mode of connecting two steel wire ropes with opposite rotation directions;
3. the adapter shaft supported by the solid lubrication bearing is additionally arranged between the driving mechanism and the magnetic fluid sealing shaft, so that the assembly difficulty is reduced, the installation coaxiality is ensured, and meanwhile, the minimum friction torque is increased.
Claims (2)
1. The utility model provides a high low temperature loading test device of dual output mechanism vacuum which characterized in that: the device comprises a vacuum high-low temperature ring die device (1), a driving mechanism (2), a loading device (3), a switching supporting seat (4), a rotary table (5), a torque sensor (6), a speed increaser (7) and a magnetic powder brake (8);
the driving mechanism (2) is positioned in the vacuum high-low temperature circular mold equipment (1), the driving mechanism (2) is installed on a bottom plate of the vacuum high-low temperature circular mold equipment (1) through a support, an output shaft of the driving mechanism (2) is connected with the switching supporting seat (4) through a coupler, the switching supporting seat (4) and the driving mechanism (2) are fixed on the same bottom plate, and the switching shaft is connected with a magnetic fluid sealing shaft on the vacuum high-low temperature circular mold equipment (1); the loading device (3) is connected with the rotary table (5) through two steel wire ropes (9) in different directions, and the rotary table (5) is arranged on a rotating shaft with a bearing seat and is connected with the switching support seat (4) through a coupler;
the moment sensor (6), the speed increaser (7) and the magnetic powder brake (8) are positioned outside the vacuum high-low temperature ring die equipment (1), the moment sensor (6), the speed increaser (7) and the magnetic powder brake (8) are arranged on the same bottom plate through supports, and the moment sensor (6), the speed increaser (7) and the magnetic powder brake (8) are connected through elastic couplers to ensure the coaxiality of the equipment;
the inner gear ring of a mechanism (31) of the loading device (3) is connected with a switching flange (32) through a screw, the switching flange (32) is connected with a switching cylinder (34) through a columnar shifting fork (33), and the switching cylinder (34) is connected with a rotating disc (5) on the other group of rotating shafts through two groups of steel wire ropes (9) with opposite rotating directions arranged on a bearing switching cylinder, so that the loading of the output of the inner gear ring is realized;
the output end of a sun wheel of the mechanism (31) is connected with a second adapter flange (38) through a screw, a first adapter flange (37) is connected with the second adapter flange (38) through a columnar shifting fork and then connected with a magnetic fluid sealing shaft through a rotating shaft, and the output loading of the sun wheel is realized;
the adapter cylinder (34) is mounted on the hollow support (310) through a pair of bearing assemblies (39), so that the rotation of the adapter cylinder (34) is realized, and the rotation of the first adapter flange (37) and the second adapter flange (38) of the adapter flanges is not influenced.
2. The vacuum high-low temperature loading test device with the double output mechanisms according to claim 1, is characterized in that: all the bearing assemblies (39) adopt a solid lubrication design, and the materials of the bearing assemblies (39) are selected from materials with consistent linear expansion coefficients, so that the friction coefficient introduced by the bearing assemblies is reduced to the minimum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110927873.7A CN113639982B (en) | 2021-08-13 | 2021-08-13 | Vacuum high-low temperature loading test device with double output mechanisms |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110927873.7A CN113639982B (en) | 2021-08-13 | 2021-08-13 | Vacuum high-low temperature loading test device with double output mechanisms |
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| CN113639982A true CN113639982A (en) | 2021-11-12 |
| CN113639982B CN113639982B (en) | 2022-05-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117664565A (en) * | 2024-01-29 | 2024-03-08 | 山东临朐静远石油机械有限公司 | Hydraulic turntable output torque detection device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980023081A (en) * | 1996-09-25 | 1998-07-06 | 서상기 | Vehicle automatic transmission testing device |
| CN201458620U (en) * | 2009-07-23 | 2010-05-12 | 上海大屯能源股份有限公司 | Endless-rope winder driver for mine |
| CN201696590U (en) * | 2010-05-07 | 2011-01-05 | 重庆林腾机电有限公司 | Automobile transmission extension box with power take-off mechanism |
| CN102288400A (en) * | 2011-05-31 | 2011-12-21 | 中国航空动力机械研究所 | Stirring tube driving speed reducer static test device |
| CN106679949A (en) * | 2016-12-19 | 2017-05-17 | 兰州空间技术物理研究所 | Bending moment and torque combined testing device for driving mechanisms |
| CN106769134A (en) * | 2016-12-07 | 2017-05-31 | 上海航天设备制造总厂 | The test device of Lunar Orbiter drive mechanism effectiveness of performance under high and low temperature environment |
| CN108709683A (en) * | 2018-05-25 | 2018-10-26 | 哈尔滨工业大学 | The flexible torque sensor dynamic test platform in module oriented approach joint |
| CN111520439A (en) * | 2019-02-02 | 2020-08-11 | 南京高精齿轮集团有限公司 | Shunting high-speed tester |
| US20200370632A1 (en) * | 2019-05-24 | 2020-11-26 | Woodward, Inc. | Epicyclic gear mechanism for multiple input/output systems |
| CN212585976U (en) * | 2020-08-14 | 2021-02-23 | 安徽朝坤测试设备有限公司 | Planetary gear train simulation testing device |
-
2021
- 2021-08-13 CN CN202110927873.7A patent/CN113639982B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980023081A (en) * | 1996-09-25 | 1998-07-06 | 서상기 | Vehicle automatic transmission testing device |
| CN201458620U (en) * | 2009-07-23 | 2010-05-12 | 上海大屯能源股份有限公司 | Endless-rope winder driver for mine |
| CN201696590U (en) * | 2010-05-07 | 2011-01-05 | 重庆林腾机电有限公司 | Automobile transmission extension box with power take-off mechanism |
| CN102288400A (en) * | 2011-05-31 | 2011-12-21 | 中国航空动力机械研究所 | Stirring tube driving speed reducer static test device |
| CN106769134A (en) * | 2016-12-07 | 2017-05-31 | 上海航天设备制造总厂 | The test device of Lunar Orbiter drive mechanism effectiveness of performance under high and low temperature environment |
| CN106679949A (en) * | 2016-12-19 | 2017-05-17 | 兰州空间技术物理研究所 | Bending moment and torque combined testing device for driving mechanisms |
| CN108709683A (en) * | 2018-05-25 | 2018-10-26 | 哈尔滨工业大学 | The flexible torque sensor dynamic test platform in module oriented approach joint |
| CN111520439A (en) * | 2019-02-02 | 2020-08-11 | 南京高精齿轮集团有限公司 | Shunting high-speed tester |
| US20200370632A1 (en) * | 2019-05-24 | 2020-11-26 | Woodward, Inc. | Epicyclic gear mechanism for multiple input/output systems |
| CN212585976U (en) * | 2020-08-14 | 2021-02-23 | 安徽朝坤测试设备有限公司 | Planetary gear train simulation testing device |
Non-Patent Citations (1)
| Title |
|---|
| 石军等: "变桨减速机的国产化及低温环境下可靠性分析", 《机械工程师》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117664565A (en) * | 2024-01-29 | 2024-03-08 | 山东临朐静远石油机械有限公司 | Hydraulic turntable output torque detection device |
| CN117664565B (en) * | 2024-01-29 | 2024-04-09 | 山东临朐静远石油机械有限公司 | Hydraulic turntable output torque detection device |
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| CN113639982B (en) | 2022-05-27 |
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