CN210741849U - Magnetic transmission part performance test device - Google Patents
Magnetic transmission part performance test device Download PDFInfo
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- CN210741849U CN210741849U CN201922332509.7U CN201922332509U CN210741849U CN 210741849 U CN210741849 U CN 210741849U CN 201922332509 U CN201922332509 U CN 201922332509U CN 210741849 U CN210741849 U CN 210741849U
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Abstract
The utility model provides a magnetic drive part performance test device, the utility model relates to a performance test device, the utility model discloses a solve current transmission part test device and only can realize passing the test of turning round ability under the magnetic drive part running state, can not or be convenient for realize carrying out the problem of accurate test to other performances under the magnetic drive part running state, it includes driving motor, axial force test subassembly, electrically conductive sliding ring, temperature measurement sensor, transmission shaft subassembly, loading motor, drive end equipment supporting platform, load end equipment supporting platform, torquemeter, cushion and flexible coupling; the driving motor passes through the flexible coupling to be connected with the one end of a torque meter, and the other end of torque meter passes through the flexible coupling to be connected with the one end of axial force test assembly, and the other end of axial force test assembly passes through the magnetic drive part conductor dish fixed connection of flexible coupling and magnetic drive part, and the slip ring that leads is installed on the axial force test assembly, the utility model is used for use during the performance test.
Description
Technical Field
The utility model relates to a performance test device, concretely relates to magnetic drive part performance test device.
Background
The magnetic transmission part realizes torque transmission by utilizing the interaction between the magnetic fields of the permanent magnetic disk and the conductor disk, belongs to non-contact torque transmission and has the characteristic of strong compensation capability, the permanent magnetic disk is provided with N, S poles of magnetic steel which are alternately arranged, the conductor disk is provided with a conductor eddy current disk, and in a use state, the conductor disk is connected with a driving end device and the permanent magnetic disk is connected with a load end device. Under the condition of torque transmission, the magnetic transmission part can generate additional axial force and is accompanied with the temperature rise of the conductor disc, the service life of a bearing of adjacent equipment can be shortened due to the excessive additional axial force, and the damage of the conductor disc and the reduction and even loss of the torque transmission capability of the magnetic transmission part can be caused due to the excessive temperature rise. In order to ensure that the magnetic transmission component works stably and reliably under actual working conditions and fully exert the performance advantages of non-contact torque transmission and strong compensation capability of magnetic transmission, the performances of torque transmission capability, eccentric compensation capability, axial force between the conductor disc and the permanent magnet disc, conductor disc temperature rise under a specified working state and the like of the magnetic transmission component need to be fully tested. The conventional transmission component testing device is generally arranged between a driving device and a loading device through a transmission component, the conventional transmission component testing device can only test the torque transmission capacity of the magnetic transmission component in the running state, and can not or is not convenient to test other performances of the magnetic transmission component in the running state accurately.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve current transmission part test device and only can realize the biography under the magnetic transmission part running state and turn round the capability test, can not or be not convenient for realize carrying out the problem of accurate test to other performances under the magnetic transmission part running state, and then provide a magnetic transmission part capability test device.
The utility model discloses a solve above-mentioned problem and the technical scheme who adopts is:
the device comprises a driving motor, an axial force testing assembly, a conductive sliding ring, a temperature measuring sensor, a transmission shaft assembly, a loading motor, a driving end equipment supporting platform, a load end equipment supporting platform, an adjusting cushion block I, an adjusting cushion block II, two torquemeters, two cushion blocks and a plurality of flexible couplings; the driving motor is connected with one end of a torquemeter through a flexible coupling, the other end of the torquemeter is connected with one end of an axial force testing assembly through the flexible coupling, the other end of the axial force testing assembly is fixedly connected with a magnetic transmission part conductor disc of a magnetic transmission part through the flexible coupling, a conductive slip ring is arranged on the axial force testing assembly, a loading motor is connected with one end of another torquemeter through the flexible coupling, the other end of the torquemeter is connected with one end of a transmission shaft assembly through the flexible coupling, the transmission shaft assembly is fixedly connected with a magnetic transmission part permanent magnet disc of the magnetic transmission part, the magnetic transmission part conductor disc is arranged opposite to the magnetic transmission part permanent magnet disc, the driving motor, the torquemeter connected with the driving motor and the axial force testing assembly are fixedly arranged on a driving end equipment supporting platform, and the loading motor, the torquemeter connected with the loading motor and the transmission shaft assembly, the temperature sensor is arranged on the magnetic transmission part conductor disc and is connected with the conductive sliding ring.
The utility model has the advantages that:
1. on this testing arrangement, can test magnetic drive part moment of torsion, temperature rise and axial force in the operation, it is more comprehensive to the capability test of magnetic drive part. The testing device can also ensure that other equipment of the input and output shaft system can quickly adjust the internal eccentricity of the magnetic transmission component under the condition of unchanging relative position relation.
2. The patent of the utility model provides a novel magnetic drive part test device can realize the test to moment of torsion, temperature rise, the additional axial force of magnetic drive part operation in-process through this test device, still can carry out quick adjustment to the magnetic drive part eccentricity of being surveyed simultaneously.
3. The performance testing device for the magnetic transmission part adopts an electric power closed form. The whole testing device is horizontally arranged, the magnetic transmission part is positioned in the middle of the testing device, the driving motor, the torque meter, the axial force testing assembly and the conductive slip ring are positioned at the input end of the magnetic transmission part, and all devices are connected through the flexible coupling; the transmission shaft assembly, the torque meter and the loading motor are positioned at the output end of the magnetic transmission component, and all the devices are connected through a flexible coupling. The conductor disc of the magnetic transmission part is rigidly connected with the axial force testing assembly and the permanent magnetic disc is rigidly connected with the transmission shaft assembly respectively. Input end equipment and output end equipment of the magnetic transmission part are integrated on respective supporting platforms respectively, all equipment are rigidly connected with the supporting platforms and can move synchronously along with the supporting platforms, adjusting cushion blocks are arranged under the supporting platforms, the heights of the cushion blocks are adjusted by adjusting the supporting platforms, the radial and angular position relations between a permanent magnetic disk and a conductor disk of the magnetic transmission part can be changed on the premise that the relative position relations of equipment motors, torque meters and the like on the supporting platforms are not changed, different eccentric installation states are simulated, and the rapid adjustment of the internal eccentricity of the magnetic transmission part is realized.
4. The axial force testing assembly is composed of a transmission shaft, a transmission shaft support, an axial force transmission ring, a pressure weighing sensor and a baffle. The transmission shaft is supported by two rolling bearings moving in two directions, the transmission shaft is rigidly connected with an axial force transmission ring through a self-aligning bearing, the axial force transmission ring is arranged on the outer ring of the self-aligning bearing, a circumferential limiting structure is arranged between the axial force transmission ring and a baffle plate to prevent the axial force transmission ring and the baffle plate from rotating along with the transmission shaft, the baffle plate is fixed on the support of the transmission shaft, a pressure weighing sensor is arranged on the baffle plate, the transmission shaft is rigidly connected with a conductor disc of a magnetic transmission component, the internal axial force of the magnetic transmission component acts on the conductor disc to drive the transmission shaft to move axially so that the axial force transmission ring is contacted with the pressure weighing sensor on the baffle plate, the axial force transmission ring can swing in a certain range along with the outer ring of the self-aligning rolling bearing relative to the transmission shaft to compensate processing and installation errors and ensure the uniform contact of, the purpose of measuring the dynamic axial force of the magnetic transmission part is achieved. The transmission shaft of the axial force testing assembly is of a hollow shaft structure, a through hole type conductive sliding ring is installed on the transmission shaft, the inner ring of the conductive sliding ring is fixed on the transmission shaft and rotates along with the transmission shaft, the outer ring of the conductive sliding ring is fixed on a baffle and keeps static, a temperature sensor is installed on the magnetic transmission component, a signal wire of the temperature sensor enters the inner ring of the conductive sliding ring through the inner hole of the transmission shaft, and a temperature signal is output through the outer ring of the conductive sliding ring, so that temperature rise measurement of the magnetic transmission component in a running state is realized.
Drawings
FIG. 1 is a layout diagram of a magnetic transmission component performance testing device.
Fig. 2 shows an angular deviation state of the magnetic transmission component, in which when the internal eccentricity of the magnetic transmission component 30 is adjusted, the relative position relationship between the permanent magnetic disk 31 of the magnetic transmission component and the conductor disk 32 of the magnetic transmission component needs to be changed to ensure that the height of the spacer block 43 is unchanged, and the angular deviation adjustment of a1 can be realized by changing the height difference between the adjustment spacer block i 41 and the adjustment spacer block ii 42.
Fig. 3 shows a radial deviation state of the magnetic transmission component, in which when the internal eccentricity of the magnetic transmission component 30 is adjusted, the relative position relationship between the permanent magnetic disk 31 of the magnetic transmission component and the conductor disk 32 of the magnetic transmission component needs to be changed to ensure that the height of the spacer block 43 is unchanged, and the R1 radial deviation adjustment shown in fig. 3 can be realized by synchronously adjusting the height values of the spacer block i 41 and the spacer block ii 42.
FIG. 4 is a cross-sectional view of the axial force testing assembly of FIG. 1 taken along line K.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 4, and the performance test device for the magnetic transmission component in the embodiment includes a driving motor 10, an axial force testing assembly 12, a conductive slip ring 13, a temperature measuring sensor 14, a transmission shaft assembly 21, a loading motor 23, a driving end equipment supporting platform 24, a load end equipment supporting platform 25, an adjusting cushion block i 41, an adjusting cushion block ii 42, two torquemeters 11, two cushion blocks 43, and a plurality of flexible couplings; the driving motor 10 is connected with one end of one torquemeter 11 through a flexible coupling, the other end of the torquemeter 11 is connected with one end of an axial force testing component 12 through the flexible coupling, the other end of the axial force testing component 12 is fixedly connected with a magnetic transmission part conductor disc 32 of a magnetic transmission part 30 through the flexible coupling, a conductive slip ring 13 is installed on the axial force testing component 12, a loading motor 23 is connected with one end of the other torquemeter 11 through the flexible coupling, the other end of the torquemeter 11 is connected with one end of a transmission shaft component 21 through the flexible coupling, the transmission shaft component 21 is fixedly connected with a magnetic transmission part permanent magnet disc 31 of the magnetic transmission part 30, the magnetic transmission part conductor disc 32 and the magnetic transmission part permanent magnet disc 31 are oppositely arranged, the driving motor 10, the torquemeter 11 of the driving motor 10 and the axial force testing component 12 are fixedly installed on a driving end device supporting, the loading motor 23, the torquemeter 11 connected with the loading motor 23 and the transmission shaft assembly 21 are fixedly arranged on the load end equipment supporting platform 25, the temperature sensor 14 is arranged on the magnetic transmission part conductor disc 32, and the temperature sensor 14 is connected with the conductive slip ring 13. The embedded thermocouple temperature sensor 14 is mounted on the magnetic transmission part conductor disc 32 and used for measuring temperature rise of the magnetic transmission part, the conductive slip ring 13 is mounted on the axial force testing assembly 12 close to the magnetic transmission part 30, and temperature signals are output through the conductive slip ring 13.
The second embodiment is as follows: the embodiment is described with reference to fig. 1 to fig. 3, and the performance testing apparatus for a magnetic transmission component according to the embodiment further includes an adjusting cushion block i 41, an adjusting cushion block ii 42 and two cushion blocks 43; the I41 and II 42 adjusting cushion blocks are arranged on the supporting platform 24 of the driving end device, the two cushion blocks 43 are arranged at the bottom end of the supporting platform 25 of the load end device, the supporting platform 24 of the driving end device is supported through the I41 adjusting cushion blocks and the II 42 adjusting cushion blocks, the inclination angle of the supporting platform 24 of the driving end device is adjusted, and the supporting platform 25 of the load end device is supported through the two cushion blocks 43. The other methods are the same as those in the first embodiment.
The third concrete implementation mode: describing the embodiment with reference to fig. 1 to 4, the axial force testing assembly 12 of the embodiment includes a transmission shaft 51, a self-aligning bearing 54, an axial force transmission ring 57, a support body 58, an anti-rotation pin 70, a limit bolt 71, two support bearings 52, two baffles 56 and six pressure sensors 55; two supporting bearings 52 are sleeved on the transmission shaft 51, one end of each supporting bearing 52 close to the transmission shaft 51 is arranged, the self-aligning bearing 54 and the conductive slip ring 13 are sleeved on the transmission shaft 51 between the two supporting bearings 52, an axial force transmission ring 57 is fixedly sleeved on the outer ring of the self-aligning bearing 54, two ends of the self-aligning bearing 54 are respectively provided with a baffle plate 56, three pressure sensors 55 are uniformly arranged on each baffle plate 56, the measuring heads of the three pressure sensors 55 are arranged on the same plane, the pressure sensor 55 on each baffle 56 is arranged between the baffle 56 and the axial force transmission ring 57, the conductive slip ring 13 is connected with one baffle 56 through a limiting bolt 71, an anti-rotation pin 70 is arranged on the other baffle 56, the anti-rotation pin 70 is inserted on the axial force transmission ring 57, the two support bearings 52 and the two baffles 56 are arranged on the support body 58, and the support body 58 is arranged on the driving-end equipment support platform 24. An anti-rotation pin 70 is arranged between the baffle plate 56 and the axial force transmission ring 57 to prevent the axial force transmission ring 57 from rotating along with the transmission shaft 51, and the axial force transmission ring 57 can swing relative to the baffle plate 56 through the anti-rotation pin 70 to compensate processing and installation errors, so that the axial force transmission ring 57 is ensured to be in uniform contact with the three pressure sensors 55. In the present application, the self-aligning bearing 54 is a self-aligning ball bearing, the supporting bearing 52 is a cylindrical roller bearing which is axially unlimited and is movably supported by double supporting points, and other methods are the same as those in the first or second embodiment.
The fourth concrete implementation mode: the embodiment is described with reference to fig. 1 to 4, and the performance test device for the magnetic transmission component according to the embodiment includes a conductive slip ring 13 including a conductive slip ring outer ring 13-1 and a conductive slip ring inner ring 13-2, the conductive slip ring outer ring 13-1 is disposed outside the conductive slip ring inner ring 13-2, the conductive slip ring inner ring 13-2 is sleeved on the transmission shaft 51, and the conductive slip ring outer ring 13-1 is fixedly connected with the adjacent baffle 56 through a limit bolt 71. The inner ring of the conductive sliding ring inner ring 13-2 is fixed on the transmission shaft 51 and rotates along with the transmission shaft 51, and the conductive sliding ring outer ring 13-1 is fixed on the baffle 56 through a limiting bolt 71. Temperature rise measurement in the rotation operation state of the magnetic transmission member 30 can be realized. The other methods are the same as in the first or second embodiment.
The fifth concrete implementation mode: the embodiment is described with reference to fig. 1 to 4, and the axial force testing assembly 12 of the embodiment further includes a stuffing box 50, one end of a transmission shaft 51 is a hollow shaft, a through hole is processed on the transmission shaft 51 along a radial direction and is arranged by penetrating through a hollow groove of the transmission shaft 51, a signal line 14-1 of a temperature measuring sensor of the temperature measuring sensor 14 penetrates through the hollow groove and the through hole of the transmission shaft 51 and is connected with an inner ring 13-2 of a conductive slip ring, and the stuffing box 50 is hermetically mounted at the end of the transmission shaft 51 where the hollow groove is processed. And a stuffing box 50 on the transmission shaft 51 for fixing the conducting wire and sealing to prevent the cooling liquid in the magnetic transmission part 30 from leaking through the wire hole on the transmission shaft 51. The other methods are the same as those in the first embodiment.
Claims (5)
1. The utility model provides a magnetic drive part capability test device which characterized in that: the device comprises a driving motor (10), an axial force testing assembly (12), a conductive slip ring (13), a temperature measuring sensor (14), a transmission shaft assembly (21), a loading motor (23), a driving end equipment supporting platform (24), a load end equipment supporting platform (25), an adjusting cushion block I (41), an adjusting cushion block II (42), two torque meters (11), two cushion blocks (43) and a plurality of flexible couplings; the driving motor (10) is connected with one end of one torquemeter (11) through a flexible coupling, the other end of the torquemeter (11) is connected with one end of an axial force testing assembly (12) through the flexible coupling, the other end of the axial force testing assembly (12) is fixedly connected with a magnetic transmission part conductor disc (32) of a magnetic transmission part (30) through the flexible coupling, a conductive slip ring (13) is installed on the axial force testing assembly (12), a loading motor (23) is connected with one end of the other torquemeter (11) through the flexible coupling, the other end of the torquemeter (11) is connected with one end of a transmission shaft assembly (21) through the flexible coupling, the transmission shaft assembly (21) is fixedly connected with the magnetic transmission part permanent magnet disc (31) of the magnetic transmission part (30), the magnetic transmission part conductor disc (32) is arranged opposite to the magnetic transmission part permanent magnet disc (31), the device comprises a driving motor (10), a torquemeter (11) and an axial force testing assembly (12) which are connected with the driving motor (10), wherein the torquemeter (11) and the axial force testing assembly (12) are fixedly arranged on a driving end equipment supporting platform (24), a loading motor (23), the torquemeter (11) and a transmission shaft assembly (21) which are connected with the loading motor (23) are fixedly arranged on a load end equipment supporting platform (25), a temperature measuring sensor (14) is arranged on a magnetic transmission part conductor disc (32), and the temperature measuring sensor (14) is connected with a conductive sliding ring (13).
2. The magnetic transmission component performance testing device of claim 1, characterized in that: the device also comprises an adjusting cushion block I (41), an adjusting cushion block II (42) and two cushion blocks (43); the adjusting cushion block I (41) and the adjusting cushion block II (42) are arranged on the driving end equipment supporting platform (24), and the two cushion blocks (43) are arranged on the bottom end of the load end equipment supporting platform (25).
3. The magnetic transmission component performance testing device of claim 1, characterized in that: the axial force testing assembly (12) comprises a transmission shaft (51), a self-aligning bearing (54), an axial force transmission ring (57), a support body (58), an anti-rotation pin (70), a limiting bolt (71), two support bearings (52), two baffles (56) and six pressure sensors (55); two supporting bearings (52) are sleeved on the transmission shaft (51), one end of each supporting bearing (52) close to the transmission shaft (51) is arranged, a self-aligning bearing (54) and a conductive sliding ring (13) are sleeved on the transmission shaft (51) between the two supporting bearings (52), an axial force transmission ring (57) is fixedly sleeved on the outer ring of the self-aligning bearing (54), two ends of the self-aligning bearing (54) are respectively provided with a baffle plate (56), three pressure sensors (55) are uniformly arranged on each baffle plate (56), measuring heads of the three pressure sensors (55) are arranged on the same plane, the pressure sensors (55) on each baffle plate (56) are arranged between the baffle plate (56) and the axial force transmission ring (57), the conductive sliding ring (13) is connected with one baffle plate (56) through a limiting bolt (71), and an anti-rotating pin (70) is arranged on the other baffle plate (56), the anti-rotation pin (70) is inserted on the axial force transmission ring (57), the two support bearings (52) and the two baffles (56) are installed on the support body (58), and the support body (58) is installed on the drive end equipment support platform (24).
4. The magnetic transmission component performance testing device of claim 3, characterized in that: the conductive slip ring (13) comprises a conductive slip ring outer ring (13-1) and a conductive slip ring inner ring (13-2), the conductive slip ring outer ring (13-1) is arranged outside the conductive slip ring inner ring (13-2), the conductive slip ring inner ring (13-2) is sleeved on the transmission shaft (51), and the conductive slip ring outer ring (13-1) is fixedly connected with the adjacent baffle (56) through a limiting bolt (71).
5. The magnetic transmission component performance testing device of claim 3, characterized in that: the axial force testing assembly (12) further comprises a stuffing box (50), one end of the transmission shaft (51) is a hollow shaft, a through hole is formed in the transmission shaft (51) in the radial direction and penetrates through a hollow groove of the transmission shaft (51), a signal wire (14-1) of a temperature measuring sensor of the temperature measuring sensor (14) penetrates through the hollow groove and the through hole of the transmission shaft (51) and is connected with the conductive sliding ring inner ring (13-2), and the stuffing box (50) is installed at the end part, where the hollow groove is formed, of the transmission shaft (51) in a sealing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922332509.7U CN210741849U (en) | 2019-12-23 | 2019-12-23 | Magnetic transmission part performance test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922332509.7U CN210741849U (en) | 2019-12-23 | 2019-12-23 | Magnetic transmission part performance test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210741849U true CN210741849U (en) | 2020-06-12 |
Family
ID=71011790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922332509.7U Active CN210741849U (en) | 2019-12-23 | 2019-12-23 | Magnetic transmission part performance test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210741849U (en) |
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2019
- 2019-12-23 CN CN201922332509.7U patent/CN210741849U/en active Active
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