CN108646178B - Motor testing device for providing adjustable rotary load - Google Patents
Motor testing device for providing adjustable rotary load Download PDFInfo
- Publication number
- CN108646178B CN108646178B CN201810758480.6A CN201810758480A CN108646178B CN 108646178 B CN108646178 B CN 108646178B CN 201810758480 A CN201810758480 A CN 201810758480A CN 108646178 B CN108646178 B CN 108646178B
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- motor
- friction disc
- bearing
- rotary load
- fixed
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- 238000012360 testing method Methods 0.000 title claims abstract description 34
- 238000013016 damping Methods 0.000 claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention belongs to the technical field of motor testing, and relates to a motor testing device capable of adjusting rotary load, which comprises a supporting frame, wherein a profiling piece for setting a testing motor is arranged at the top of the supporting frame, a bearing table is arranged below an upper plate of the supporting frame, a supporting shaft is fixed at the center of the upper surface of the bearing table, an angular contact bearing is arranged in a mounting hole of a friction disc, the upper end of the supporting shaft penetrates through an inner ring of the angular contact bearing, the friction disc is also in supporting connection with the bearing table through a damping structure with adjustable resistance, the lower end of the damping structure is connected with the bearing table, the upper end of the damping structure is supported on the bottom surface of the friction disc, an inner spline is fixed at the rotation center of the top surface of the friction disc, and an output shaft of the testing motor is matched with the inner spline to drive the friction disc to rotate during operation. The motor has a simple and reasonable structure, can correspondingly adjust the size of the load according to actual needs in the use process, meets the needs of various working conditions, and is suitable for the needs of motors with various specifications and models.
Description
Technical Field
The invention belongs to the technical field of motor testing, and relates to a motor testing device capable of providing an adjustable rotary load.
Background
The motor needs to be inspected and tested before leaving the factory, and the load detection equipment of the existing motor before leaving the factory is complex, so that the motor load detection working process is complex, and the reliability is low. Meanwhile, the existing motor load detection equipment is complex in use and maintenance process and high in cost.
Disclosure of Invention
The invention aims at the problems and provides a motor testing device with adjustable rotary load, the load of the testing device can be adjusted, and the requirements of motor testing on various working conditions are met.
According to the technical scheme of the invention: a motor testing device for providing an adjustable rotary load, characterized in that: including braced frame, the profile modeling piece that is used for setting up test motor is installed at braced frame top, and braced frame's upper plate below sets up the bearing platform, bearing platform upper surface center is fixed with the back shaft, sets up angular contact bearing in the mounting hole of friction disc, and the back shaft upper end passes the angular contact bearing inner circle, still supports through resistance adjustable damping structure between friction disc and the bearing platform and is connected, damping structure lower extreme is connected with the bearing platform, and the upper end supports in the friction disc bottom surface, and the top surface center of revolution of friction disc is fixed with the internal spline, and at the during operation, test motor's output shaft cooperatees with the internal spline, drives the friction disc rotation.
As a further improvement of the invention, the damping structures are six groups, and the six groups of damping structures are uniformly distributed on the surface of the bearing table around the supporting shaft.
As a further improvement of the invention, the damping structure comprises a pressing cap, a threaded sleeve, a rectangular spring, a fixing sleeve and a steel ball roller, wherein the upper end of the threaded sleeve is fixedly connected with a stud at the bottom of the steel ball roller, the fixing sleeve is arranged at the upper end of the threaded sleeve, the rectangular spring is sleeved on the threaded sleeve, the lower end of the threaded sleeve is fixedly provided with the pressing cap, the bottom surface of the pressing cap is fixedly provided with an adjusting screw and a hexagonal positioning nut, and the adjusting screw penetrates through the bearing table.
As a further improvement of the invention, the supporting frame comprises an upper plate and a bottom plate which are arranged in parallel, and the upper plate and the bottom plate are in supporting connection through a first supporting column; the bearing platform is a lower disc, and the lower disc is in supporting connection with the bottom plate through a second supporting column.
As a further improvement of the invention, the inner hole of the profiling piece is matched with the appearance of the test motor, and the top of the profiling piece is provided with a bolt hole for fixing the test motor.
As a further improvement of the invention, the angular contact bearing is fixed on the friction disc through a fixed flange in a limiting manner.
The invention has the technical effects that: the motor has a simple and reasonable structure, can correspondingly adjust the size of the load according to actual needs in the use process, meets the needs of various working conditions, and is suitable for the needs of motors with various specifications and models.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a perspective view of the present invention.
Fig. 4 is a schematic structural view of the profiling.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings.
In fig. 1 to 4, the device comprises a bottom plate 1, a first support column 2, a second support column 3, a profiling part 4, a fixed sleeve 5, an internal spline 6, a driving motor support block 7, a threaded sleeve 8, an upper plate 9, a locking ring 10, a press cap 11, a lower disc 12, a friction disc 13, a support shaft 14, steel ball rollers 15, a rectangular spring 16, an angular contact bearing 17, an adjusting screw 18 and the like.
As shown in fig. 1-4, the invention provides a motor testing device capable of adjusting rotary load, which comprises a supporting frame, wherein a profiling piece 4 for setting a testing motor 19 is arranged at the top of the supporting frame, a bearing table is arranged below an upper plate 9 of the supporting frame, a supporting shaft 14 is fixed at the center of the upper surface of the bearing table, an angular contact bearing 17 is arranged in a mounting hole of a friction disk 13, the upper end of the supporting shaft 14 penetrates through the inner ring of the angular contact bearing 17, the friction disk 13 and the bearing table are also in supporting connection through a damping structure with adjustable resistance, the lower end of the damping structure is connected with the bearing table, the upper end of the damping structure is supported on the bottom surface of the friction disk 13, an internal spline 6 is fixed at the rotation center of the top surface of the friction disk 13, and an output shaft of the testing motor 19 is matched with the internal spline 6 to drive the friction disk 13 to rotate during operation.
The damping structure has six groups, and six groups of damping structures are evenly distributed on the surface of the bearing table around the supporting shaft 14.
The damping structure comprises a pressing cap 11, a threaded sleeve 8, a rectangular spring 16, a fixing sleeve 5 and a steel ball roller 15, wherein the upper end of the threaded sleeve 8 is fixedly connected with a stud at the bottom of the steel ball roller 15, the fixing sleeve 5 is arranged at the upper end of the threaded sleeve 8, the rectangular spring 16 is sleeved on the threaded sleeve 8, the lower end of the threaded sleeve 8 is fixedly provided with the pressing cap 11, an adjusting screw 18 and a hexagonal positioning nut are fixed on the bottom surface of the pressing cap 11, and the adjusting screw 18 penetrates through the bearing table.
The support frame comprises an upper plate 9 and a bottom plate 1 which are arranged in parallel, and the upper plate 9 is in support connection with the bottom plate 1 through a first support column 2; the bearing platform is a lower disc 12, and the lower disc 12 is in supporting connection with the bottom plate 1 through a second supporting column 3.
The inner hole of the profiling piece 4 is matched with the appearance of the test motor 19, and the top of the profiling piece 4 is provided with a bolt hole for fixing the test motor 19. The profiling piece 4 in the product is provided with a sinking table for installing a motor, the edge of the sinking table is provided with an ear groove for preventing the test motor 19 from rotating, and the profiling piece 4 is provided with a through hole for passing through the main shaft of the test motor 19.
The angular contact bearing 17 is fixed on the friction disk 13 in a limiting way through the fixing sleeve 5. The lower end of the support shaft 14 is locked and fixed to the lower disc 12 by the locking ring 10.
The working process of the invention is as follows: after the test motor 19 is charged, the motor output shaft drives the friction disk 13 to rotate, and the friction disk 13 and 6 groups of fixed damping structures generate rolling friction to form a load. The magnitude of the frictional force can be adjusted using a torque wrench to adjust the adjustment screw on the press cap 11 to control the compressive force of the rectangular spring 16 to be applied to the friction disk 13.
Claims (6)
1. A motor testing device for providing an adjustable rotary load, characterized in that: including braced frame, profile modeling piece (4) that are used for setting up test motor (19) are installed at the braced frame top, and braced frame's upper plate (9) below sets up the bearing platform, bearing platform upper surface center is fixed with back shaft (14), sets up angular contact bearing (17) in the mounting hole of friction disc (13), and back shaft (14) upper end passes angular contact bearing (17) inner circle, still is connected through resistance adjustable damping structure support between friction disc (13) and the bearing platform, damping structure lower extreme is connected with the bearing platform, and the upper end supports in friction disc (13) bottom surface, and the top surface center of revolution of friction disc (13) is fixed with internal spline (6), and in the during operation, the output shaft of test motor (19) cooperatees with internal spline (6), drives friction disc (13) rotation.
2. The motor testing apparatus for providing an adjustable rotary load of claim 1, wherein: the damping structures are six groups, and the six groups of damping structures are uniformly distributed on the surface of the bearing table around the supporting shaft (14).
3. A motor testing apparatus for providing an adjustable rotary load according to claim 1 or 2, wherein: the damping structure comprises a pressing cap (11), a threaded sleeve (8), a rectangular spring (16), a fixing sleeve (5) and a steel ball roller (15), wherein the upper end of the threaded sleeve (8) is fixedly connected with a stud at the bottom of the steel ball roller (15), the fixing sleeve (5) is arranged at the upper end of the threaded sleeve (8), the rectangular spring (16) is sleeved on the threaded sleeve (8), the pressing cap (11) is fixed at the lower end of the threaded sleeve (8), an adjusting screw (18) and a hexagonal positioning nut are fixed on the bottom surface of the pressing cap (11), and the adjusting screw (18) penetrates through the bearing table.
4. The motor testing apparatus for providing an adjustable rotary load of claim 1, wherein: the support frame comprises an upper plate (9) and a bottom plate (1) which are arranged in parallel, wherein the upper plate (9) is in support connection with the bottom plate (1) through a first support column (2); the bearing table is a lower disc (12), and the lower disc (12) is in supporting connection with the bottom plate (1) through a second supporting column (3).
5. The motor testing apparatus for providing an adjustable rotary load of claim 1, wherein: the inner hole of the profiling piece (4) is matched with the appearance of the test motor (19), and the top of the profiling piece (4) is provided with a bolt hole for fixing the test motor (19).
6. The motor testing apparatus for providing an adjustable rotary load of claim 1, wherein: the angular contact bearing (17) is fixed on the friction disc (13) in a limiting manner through the fixing sleeve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810758480.6A CN108646178B (en) | 2018-07-11 | 2018-07-11 | Motor testing device for providing adjustable rotary load |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810758480.6A CN108646178B (en) | 2018-07-11 | 2018-07-11 | Motor testing device for providing adjustable rotary load |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108646178A CN108646178A (en) | 2018-10-12 |
| CN108646178B true CN108646178B (en) | 2024-05-10 |
Family
ID=63750885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810758480.6A Active CN108646178B (en) | 2018-07-11 | 2018-07-11 | Motor testing device for providing adjustable rotary load |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108646178B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110715809A (en) * | 2019-11-11 | 2020-01-21 | 清友(苏州)汽车技术有限公司 | Loading system and method for small motor for vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB213275A (en) * | 1923-03-21 | 1925-06-22 | Carl Lott | An improved device for indicating the power and voltage of electromotors |
| AT141546B (en) * | 1932-02-03 | 1935-04-25 | Gen Motors Res Corp | Speed change transmissions, in particular for motor vehicles. |
| DE1961008A1 (en) * | 1969-12-05 | 1971-06-09 | Porsche Kg | Wheel suspension for vehicles, in particular roller suspension for caterpillar vehicles |
| GB0203011D0 (en) * | 2001-02-19 | 2002-03-27 | Maruwa Electronic Inc | High-speed rotation testing apparatus |
| CN101975924A (en) * | 2010-08-30 | 2011-02-16 | 苏州博实机器人技术有限公司 | Novel motor test platform |
| CN103076566A (en) * | 2012-12-27 | 2013-05-01 | 上海交通大学 | Testing device for twin trawling-loaded low-speed motor |
| CN203422455U (en) * | 2013-08-23 | 2014-02-05 | 襄阳达安汽车检测中心 | Wiper motor load testing device for EMC experiment |
| CN203515962U (en) * | 2013-07-29 | 2014-04-02 | 山东国风风电设备有限公司 | Yaw system for wind turbine generator system |
| CN104065236A (en) * | 2013-03-22 | 2014-09-24 | 林英楠 | Permanent magnetic speed regulation, brake or load apparatus capable of stepless adjustment of magnetic field intensity |
| CN105241677A (en) * | 2015-09-23 | 2016-01-13 | 安徽江淮汽车股份有限公司 | Fixing apparatus for simulation test of electric power steering system (EPS) |
| CN205809252U (en) * | 2016-06-13 | 2016-12-14 | 广州市雅江光电设备有限公司 | A kind of stage lighting focusing electric machine testing device |
| CN107497730A (en) * | 2017-08-31 | 2017-12-22 | 联维创科技(天津)有限公司 | A kind of carnival hat automatic rinser |
| CN208780794U (en) * | 2018-07-11 | 2019-04-23 | 无锡忻润汽车安全系统有限公司 | The electric machine testing device of adjustable rotary load is provided |
-
2018
- 2018-07-11 CN CN201810758480.6A patent/CN108646178B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB213275A (en) * | 1923-03-21 | 1925-06-22 | Carl Lott | An improved device for indicating the power and voltage of electromotors |
| AT141546B (en) * | 1932-02-03 | 1935-04-25 | Gen Motors Res Corp | Speed change transmissions, in particular for motor vehicles. |
| DE1961008A1 (en) * | 1969-12-05 | 1971-06-09 | Porsche Kg | Wheel suspension for vehicles, in particular roller suspension for caterpillar vehicles |
| GB0203011D0 (en) * | 2001-02-19 | 2002-03-27 | Maruwa Electronic Inc | High-speed rotation testing apparatus |
| CN101975924A (en) * | 2010-08-30 | 2011-02-16 | 苏州博实机器人技术有限公司 | Novel motor test platform |
| CN103076566A (en) * | 2012-12-27 | 2013-05-01 | 上海交通大学 | Testing device for twin trawling-loaded low-speed motor |
| CN104065236A (en) * | 2013-03-22 | 2014-09-24 | 林英楠 | Permanent magnetic speed regulation, brake or load apparatus capable of stepless adjustment of magnetic field intensity |
| CN203515962U (en) * | 2013-07-29 | 2014-04-02 | 山东国风风电设备有限公司 | Yaw system for wind turbine generator system |
| CN203422455U (en) * | 2013-08-23 | 2014-02-05 | 襄阳达安汽车检测中心 | Wiper motor load testing device for EMC experiment |
| CN105241677A (en) * | 2015-09-23 | 2016-01-13 | 安徽江淮汽车股份有限公司 | Fixing apparatus for simulation test of electric power steering system (EPS) |
| CN205809252U (en) * | 2016-06-13 | 2016-12-14 | 广州市雅江光电设备有限公司 | A kind of stage lighting focusing electric machine testing device |
| CN107497730A (en) * | 2017-08-31 | 2017-12-22 | 联维创科技(天津)有限公司 | A kind of carnival hat automatic rinser |
| CN208780794U (en) * | 2018-07-11 | 2019-04-23 | 无锡忻润汽车安全系统有限公司 | The electric machine testing device of adjustable rotary load is provided |
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| Publication number | Publication date |
|---|---|
| CN108646178A (en) | 2018-10-12 |
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