CN111796115A - Permanent magnet synchronous motor testing device - Google Patents
Permanent magnet synchronous motor testing device Download PDFInfo
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- CN111796115A CN111796115A CN202010693913.1A CN202010693913A CN111796115A CN 111796115 A CN111796115 A CN 111796115A CN 202010693913 A CN202010693913 A CN 202010693913A CN 111796115 A CN111796115 A CN 111796115A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
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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
- G01M15/00—Testing of engines
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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
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
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- General Physics & Mathematics (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a permanent magnet synchronous motor testing device which comprises a bidirectional conveying piece, wherein one end of the bidirectional conveying piece is provided with a lifting table, a clamping arm is arranged on the lifting table, one end of the bidirectional conveying piece is provided with a working table, a limiting fixing piece is arranged on the working table, adjusting feet distributed in an array mode are arranged below the working table, a testing piece is arranged on the working table, and the clamping arm transfers a motor on the feeding side of the bidirectional conveying piece to the working table. The testing device drives the second limiting part to push the motor to be tested through the first air cylinder, meanwhile, the second air cylinder drives the connecting sleeve to drive the connecting piece to move, so that the output shaft of the motor to be tested is inserted into the assembling hole, the motor to be tested and the starting compensation motor operate simultaneously, the motor to be tested and the starting compensation motor drive the connecting shaft to rotate along the same direction, and the rotating speed of the motor is measured; replace traditional artifical measurement, be favorable to improving the efficiency that detects, reduce staff's intensity of labour, be favorable to promoting the automation process of motor test.
Description
Technical Field
The invention relates to a testing device, in particular to a testing device for a permanent magnet synchronous motor.
Background
In the new motor product development process or the later motor maintenance and repair process, a large amount of experimental verification needs to be carried out on a prototype machine or a machine to be repaired, along with the rapid development of the motor industry, the variety and the yield of the motor are increased, the testing workload is also increased continuously, a large amount of data needs to be collected and processed in the test research, the monitoring of the working condition and the automatic control system of a large motor, and the new requirements are provided for the motor testing technology.
In various different equipment, the rotational speed requirement of motor is different, and in the motor production process, the commentaries on classics of component joins in marriage etc. and can lead to the rotational speed unqualified, and the motor is generated heat the scheduling problem, influences the quality of product, needs to detect the speed of motor after the motor joins in marriage the end, adopts artifical manual to detect usually among the prior art, and efficiency is lower, and long-time operation has increased staff's intensity of labour.
Disclosure of Invention
The invention aims to provide a permanent magnet synchronous motor testing device, when in use, a motor to be detected is placed on the input side of a bidirectional conveying piece, the motor is conveyed to a workbench through a lifting table and a clamping arm, a bidirectional screw rod is driven to rotate through a second motor, so that a first limiting piece clamps the motor, the motor is in a middle position after clamping is loosened, a positioning pin is placed on an output shaft of the motor to be detected, a second limiting piece is driven through a first air cylinder to push the motor to be detected, meanwhile, a connecting sleeve is driven by a second air cylinder to drive the connecting piece to move, so that the output shaft of the motor to be detected is inserted into an assembling hole, the first limiting piece clamps the motor, the motor to be detected and a starting compensation motor operate simultaneously, the motor to be detected and the starting compensation motor drive the motor to rotate along the same direction, after the rotation is stable, the number of times of approaching a switch induction columns, the realization replaces traditional artifical the measuring to motor speed's measurement, is favorable to improving the efficiency that detects, reduces staff's intensity of labour, is favorable to promoting the automation process of motor test.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a PMSM testing arrangement, testing arrangement include two-way transport piece, the one end of two-way transport piece is equipped with the elevating platform, is equipped with the arm lock on the elevating platform, and the one end of two-way transport piece is equipped with the workstation, is equipped with spacing mounting on the workstation, and the below of workstation is equipped with array distribution's regulation lower margin, is equipped with the test piece on the workstation, and the arm lock transports the motor of the feeding side of two-way transport piece to the workstation on, fixes the back through spacing mounting, and the test piece detects the motor.
Furthermore, a first support frame is arranged on the feeding side of the bidirectional conveying piece, a distance sensor is arranged on the first support frame, the feeding side of the bidirectional conveying piece stops when the distance sensor senses an object, and the feeding side of the bidirectional conveying piece runs when the object is not sensed.
Further, the elevating platform includes the bottom supporting disk, is equipped with flexible cylinder body on the bottom supporting disk, is equipped with on the flexible cylinder body and rotates the post, is equipped with the motor standing groove on the rotation post.
Further, the arm lock includes the arm lock support, be equipped with first motor on the arm lock support, be equipped with first gear on the first motor, first motor is located the motor standing groove, the arm lock support includes first backup pad, be equipped with the second backup pad on the first backup pad, the below of second backup pad is equipped with the third backup pad of symmetric distribution, be equipped with the fourth backup pad in the third backup pad perpendicularly, be equipped with first fixed axle on the first backup pad, be equipped with on the first fixed axle with first gear engagement driven second gear, be equipped with the third in the first backup pad and rotate the connecting hole, the arm lock support rotates the connecting hole through the third and rotates the post and be connected.
The fourth backup pad is equipped with the fastener, and the fastener includes the biax cylinder, and the output shaft of biax cylinder is fastened and is connected with the clamp splice, is equipped with the block groove on the clamp splice, carries out the block to measuring motor through the flexible of biax cylinder, through the lift of elevating platform control arm lock, through the rotation of first motor drive arm lock support.
Further, the workstation includes first brace table, and the one end of first brace table is equipped with the second brace table, is equipped with the spout on the second brace table, is equipped with the sliding tray of array distribution on the second brace table, and the below of second brace table is equipped with the first connecting block of symmetric distribution, is equipped with first connecting hole of rotating on the first connecting block.
And a second connecting block is arranged below the second supporting table, and a second rotating connecting hole is formed in the second connecting block.
Supporting legs distributed in an array mode are arranged below the first supporting platform, and adjusting feet are located below the supporting legs.
The first supporting platform is provided with a third connecting block and a seventh connecting block, the third connecting block is provided with a first through hole, the seventh connecting block is provided with a second through hole, the first supporting platform is provided with symmetrically distributed mounting blocks, the first supporting platform is provided with a fourth connecting block, and the fourth connecting block is provided with a mounting hole.
Furthermore, the limiting fixing part comprises a second motor, a bidirectional screw rod is arranged on an output shaft of the second motor, the bidirectional screw rod is positioned in the first rotating connecting hole to rotate, and first limiting parts which are symmetrically distributed are arranged on the bidirectional screw rod.
The first limiting part comprises a sliding connection block, a threaded hole matched with the two-way screw rod is formed in the sliding connection block, a first connection rod is arranged on the sliding connection block, sliding connection rods which are symmetrically distributed are arranged on the first connection rod, an extrusion block is arranged between the sliding connection rods, and the first limiting part is located in the sliding groove through the sliding connection rods to slide.
Further, be equipped with first cylinder on the second connecting block, the output shaft of first cylinder passes the second and rotates connecting hole fastening connection and have a second locating part, and the second locating part is equipped with the fifth connecting block including the slider that is located the spout below of slider, is equipped with the fourth on the fifth connecting block and rotates the connecting hole, and the top of slider is equipped with the sliding plate, is equipped with the slurcam on the sliding plate, the output shaft and the fourth of first cylinder rotate the connecting hole cooperation.
Furthermore, the test piece includes the compensation motor, and the output shaft of compensation motor passes first through hole fastening connection and has the connecting axle, and the one end of connecting axle is equipped with the connecting piece, rotates on the connecting piece and is equipped with the adapter sleeve, is equipped with the second cylinder on the installation piece, and the output shaft and the adapter sleeve fastening connection of second cylinder.
The connecting axle includes the connecting axle main part, and the one end and the compensation motor fastening of connecting axle main part are connected, and the other end is equipped with the back shaft, and the one end and the connecting axle main part fastening of back shaft are connected, and the other end is equipped with the slip cap, is equipped with the rolling disc of symmetric distribution on the back shaft, is equipped with the response post between the rolling disc, and the one end of slip cap is equipped with the slip connecting hole, is equipped with spacing in the slip connecting.
Further, the connecting piece includes the sliding shaft, the one end of sliding shaft be equipped with sliding connection hole complex slip post, the other end be equipped with the pilot hole, be equipped with on the slip post with spacing strip complex spacing groove, be equipped with the locating pin standing groove in the pilot hole, be equipped with the rotation spread groove on the sliding shaft.
The connecting sleeve comprises a connecting sleeve main body, a fifth rotating connecting hole is formed in the connecting sleeve main body, sixth connecting blocks which are symmetrically distributed are arranged on the connecting sleeve main body, a connecting column is arranged on the sixth connecting blocks, and an output shaft of the second air cylinder is fixedly connected with the connecting column.
The connecting sleeve is matched with the rotating connecting groove through the connecting sleeve main body, and the sliding shaft is positioned in the second through hole to rotate.
The proximity switch is arranged in the mounting hole and is right opposite to the supporting shaft, when the induction column is in contact with the proximity switch, the proximity switch induces a signal, and the number of times of inducing the induction column by the proximity switch in one minute is divided by the number of the induction column to be the rotating speed of the motor.
Furthermore, when the compensation motor is started and no motor to be measured is intervened, the connecting shaft is in a critical rotating state.
The invention has the beneficial effects that:
1. the testing device of the invention places the motor to be detected on the input side of the bidirectional conveying piece, transfers the motor to the workbench through the lifting platform and the clamping arm, the two-way screw rod is driven to rotate by the second motor, so that the first limiting piece clamps the motor, the motor is in a middle position after the two-way screw rod is loosened after the two-way screw rod is clamped, the positioning pin is placed on an output shaft of the motor to be tested, the second limiting piece is driven by the first air cylinder to push the motor to be tested, meanwhile, the second air cylinder drives the connecting sleeve to drive the connecting piece to move, so that the output shaft of the motor to be tested is inserted into the assembling hole, the first limiting piece clamps the motor, the motor to be tested and the starting compensation motor operate simultaneously, the motor to be tested and the starting compensation motor drive the connecting shaft to rotate along the same direction, and after the rotation is stable, the number of times that the proximity switch senses the induction columns in one minute is divided by the number of the induction columns to be the rotating speed of the motor, so that the rotating speed of the motor is measured;
2. the testing device provided by the invention replaces the traditional manual measurement, is favorable for improving the detection efficiency, reducing the labor intensity of workers and promoting the automation process of motor testing.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of a testing apparatus according to the present invention;
FIG. 2 is a schematic structural diagram of a testing apparatus according to the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 1 at A according to the present invention;
FIG. 4 is a schematic view of a part of the structure of the testing device of the present invention;
FIG. 5 is a schematic view of the arm support of the present invention;
FIG. 6 is a schematic view of the engaging member of the present invention;
FIG. 7 is a schematic view of the table of the present invention;
FIG. 8 is a schematic view of the table of the present invention;
FIG. 9 is a schematic view of a first position limiting member according to the present invention;
FIG. 10 is a schematic view of a second position limiting member according to the present invention;
FIG. 11 is a schematic view of a part of the structure of a test piece according to the present invention;
FIG. 12 is a schematic view of the construction of the connecting shaft of the present invention;
FIG. 13 is a schematic view of a connector configuration of the present invention;
fig. 14 is a schematic structural view of the connecting sleeve of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a PMSM testing arrangement, testing arrangement includes two-way transport 1, as shown in figure 1, figure 2 is shown, the one end of two-way transport 1 is equipped with elevating platform 2, be equipped with arm lock 3 on the elevating platform 2, the one end of two-way transport 1 is equipped with workstation 4, be equipped with spacing mounting 5 on the workstation 4, the below of workstation 4 is equipped with array distribution's regulation lower margin 7, be equipped with test piece 6 on the workstation 4, arm lock 3 transports the motor of the feeding side of two-way transport 1 to workstation 4 on, fix the back through spacing mounting 5, test piece 6 detects the motor.
The feeding side of the bidirectional conveying part 1 is provided with a first supporting frame 11, as shown in fig. 3, the first supporting frame 11 is provided with a distance sensor 12, the feeding side of the bidirectional conveying part 1 stops when the distance sensor 12 senses an object, and the feeding side of the bidirectional conveying part 1 runs when the object is not sensed.
The lifting platform 2 comprises a bottom supporting disk 21, as shown in fig. 4, a telescopic cylinder 22 is arranged on the bottom supporting disk 21, a rotating column 221 is arranged on the telescopic cylinder 22, and a motor placing groove 222 is arranged on the rotating column 221.
The clamping arm 3 includes a clamping arm support 31, as shown in fig. 4, a first motor 32 is disposed on the clamping arm support 31, a first gear 33 is disposed on the first motor 32, the first motor 32 is located in the motor placement groove 222, the clamping arm support 31 includes a first support plate 311, as shown in fig. 5, a second support plate 315 is disposed on the first support plate 311, a third support plate 316 symmetrically disposed below the second support plate 315 is disposed, a fourth support plate 317 is perpendicularly disposed on the third support plate 316, a first fixing shaft 312 is disposed on the first support plate 311, a second gear 313 meshed with the first gear for transmission is disposed on the first fixing shaft 312, a third rotation connection hole 314 is disposed on the first support plate 311, and the clamping arm support 31 is rotatably connected with the rotation column 221 through the third rotation connection hole 314.
The fourth supporting plate 317 is provided with a clamping piece 34, the clamping piece 34 includes a double-shaft cylinder 341, as shown in fig. 6, an output shaft of the double-shaft cylinder 341 is tightly connected with a clamping block 342, the clamping block 342 is provided with a clamping groove 343, a measuring motor is clamped by the extension and retraction of the double-shaft cylinder 341, the lifting of the clamping arm 3 is controlled by the lifting table 2, and the rotation of the clamping arm bracket 31 is driven by the first motor 32.
The working table 4 includes a first supporting table 41, as shown in fig. 7 and 8, a second supporting table 42 is disposed at one end of the first supporting table 41, a sliding groove 43 is disposed on the second supporting table 42, a sliding groove 44 is disposed on the second supporting table 42, a first connecting block 45 is disposed below the second supporting table 42, the first connecting block 45 is symmetrically disposed, and a first rotating connecting hole 46 is disposed on the first connecting block 45.
A second connecting block 421 is arranged below the second supporting platform 42, and a second rotating connecting hole 422 is arranged on the second connecting block 421.
Supporting feet 47 distributed in an array mode are arranged below the first supporting platform 41, and the adjusting feet 7 are located below the supporting feet 47.
The first supporting table 41 is provided with a third connecting block 410 and a seventh connecting block 415, the third connecting block 410 is provided with a first through hole 411, the seventh connecting block 415 is provided with a second through hole 416, the first supporting table 41 is provided with symmetrically distributed mounting blocks 414, the first supporting table 41 is provided with a fourth connecting block 412, and the fourth connecting block 412 is provided with a mounting hole 413.
The limiting fixing part 5 comprises a second motor 51, a bidirectional screw 52 is arranged on an output shaft of the second motor 51, the bidirectional screw 52 is positioned in the first rotating connecting hole 46 for rotation, and first limiting parts 53 which are symmetrically distributed are arranged on the bidirectional screw 52.
The first limiting member 53 includes a sliding connection block 531, as shown in fig. 9, a threaded hole 532 matched with the bidirectional screw rod 52 is provided on the sliding connection block 531, a first connection rod 533 is provided on the sliding connection block 531, sliding connection rods 534 symmetrically distributed are provided on the first connection rod 533, an extrusion block 535 is provided between the sliding connection rods 534, and the first limiting member 53 is located in the sliding groove 44 through the sliding connection rod 534 to slide.
The second connecting block 421 is provided with a first cylinder 54, an output shaft of the first cylinder 54 passes through the second rotation connecting hole 422 and is tightly connected with a second limiting member 55, as shown in fig. 10, the second limiting member 55 includes a sliding block 551 located in the sliding groove 43, a fifth connecting block 552 is provided below the sliding block 551, a fourth rotation connecting hole 553 is provided on the fifth connecting block 552, a sliding plate 554 is provided above the sliding block 551, a pushing plate 555 is provided on the sliding plate 554, and the output shaft of the first cylinder 54 is matched with the fourth rotation connecting hole 553.
The test piece 6 comprises a compensation motor 61, an output shaft of the compensation motor 61 penetrates through the first through hole 411 to be tightly connected with a connecting shaft 62, as shown in fig. 11, one end of the connecting shaft 62 is provided with a connecting piece 63, the connecting piece 63 is rotatably provided with a connecting sleeve 64, the mounting block 414 is provided with a second cylinder 65, and an output shaft of the second cylinder 65 is tightly connected with the connecting sleeve 64.
The connecting shaft 62 includes a connecting shaft main body 621, one end of the connecting shaft main body 621 is fastened and connected with the compensation motor 61, as shown in fig. 12, the other end is provided with a supporting shaft 622, one end of the supporting shaft 622 is fastened and connected with the connecting shaft main body 621, the other end is provided with a sliding sleeve 623, the supporting shaft 622 is provided with rotating discs 624 symmetrically distributed, an induction column 625 is arranged between the rotating discs 624, one end of the sliding sleeve 623 is provided with a sliding connecting hole 626, and a limiting strip 627 is arranged in the sliding connecting hole 626.
The connecting member 63 includes a sliding shaft 631, as shown in fig. 13, one end of the sliding shaft 631 is provided with a sliding column 632 engaged with the sliding connection hole 626, the other end is provided with an assembly hole 633, the sliding column 632 is provided with a limit groove 634 engaged with the limit strip 627, the assembly hole 633 is provided with a positioning pin placing groove 635, and the sliding shaft 631 is provided with a rotating connection groove 636.
The connecting sleeve 64 includes a connecting sleeve main body 641, as shown in fig. 14, a fifth rotating connecting hole 642 is provided on the connecting sleeve main body 641, a sixth connecting block 643 symmetrically distributed is provided on the connecting sleeve main body 641, a connecting column 644 is provided on the sixth connecting block 643, and the output shaft of the second cylinder 65 is tightly connected with the connecting column 644.
The connecting sleeve 64 is matched with the rotating connecting groove 636 through the connecting sleeve main body 641, and the sliding shaft 631 rotates in the second through hole 416.
The proximity switch 66 is arranged in the mounting hole 413, the proximity switch 66 is opposite to the supporting shaft 622, when the induction column 625 is in contact with the proximity switch 66, the proximity switch 66 induces a signal, and the number of times that the proximity switch 66 induces the induction column 625 is divided by the number of the induction columns 625 in one minute is the rotating speed of the motor.
When the motor test equipment does not detect the motor, the compensation motor 61 is started, and the connecting shaft 62 is in a critical state of rotation.
When the device is used, a motor to be detected is placed on the input side of the bidirectional conveying piece 1, the motor is conveyed to the workbench 4 through the lifting platform 2 and the clamping arm 3, the bidirectional screw rod 52 is driven to rotate through the second motor 51, so that the first limiting piece 53 clamps the motor, the motor is in an intermediate position after clamping is loosened, the positioning pin is placed on the output shaft of the motor to be detected, the second limiting piece 55 is driven to push the motor to be detected through the first air cylinder 54, meanwhile, the connecting sleeve 64 is driven by the second air cylinder 65 to drive the connecting piece 63 to move, so that the output shaft of the motor to be detected is inserted into the assembling hole 633, the motor is clamped by the first limiting piece 53, the motor to be detected and the starting compensation motor 61 operate simultaneously, the connecting shaft 62 is driven by the motor to be detected and the starting compensation motor 61 to rotate along the same direction, after the rotation is stable, the number of times of induction columns 625, the realization replaces traditional artifical the measuring to motor speed's measurement, is favorable to improving the efficiency that detects, reduces staff's intensity of labour, is favorable to promoting the automation process of motor test.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a PMSM testing arrangement, testing arrangement includes two-way transport piece (1), a serial communication port, the one end of two-way transport piece (1) is equipped with elevating platform (2), be equipped with arm lock (3) on elevating platform (2), the one end of two-way transport piece (1) is equipped with workstation (4), be equipped with spacing mounting (5) on workstation (4), the below of workstation (4) is equipped with regulation lower margin (7) that the array distributes, be equipped with test piece (6) on workstation (4), motor transfer to workstation (4) of pan feeding side of two-way transport piece (1) is gone up in arm lock (3), fix the back through spacing mounting (5), test piece (6) detect the motor.
2. The testing device for the permanent magnet synchronous motor according to claim 1, wherein a first supporting frame (11) is arranged on the feeding side of the bidirectional conveying member (1), a distance sensor (12) is arranged on the first supporting frame (11), the feeding side of the bidirectional conveying member (1) stops when the distance sensor (12) senses an object, and the feeding side of the bidirectional conveying member (1) runs when the object is not sensed.
3. The permanent magnet synchronous motor testing device according to claim 1, wherein the lifting platform (2) comprises a bottom supporting plate (21), a telescopic cylinder body (22) is arranged on the bottom supporting plate (21), a rotating column (221) is arranged on the telescopic cylinder body (22), and a motor placing groove (222) is arranged on the rotating column (221).
4. The testing device of the permanent magnet synchronous motor according to claim 3, wherein the clamping arm (3) comprises a clamping arm bracket (31), a first motor (32) is arranged on the clamping arm bracket (31), a first gear (33) is arranged on the first motor (32), the first motor (32) is located in the motor placing groove (222), the clamping arm bracket (31) comprises a first supporting plate (311), a second supporting plate (315) is arranged on the first supporting plate (311), third supporting plates (316) which are symmetrically distributed are arranged below the second supporting plate (315), a fourth supporting plate (317) is vertically arranged on the third supporting plate (316), a first fixing shaft (312) is arranged on the first supporting plate (311), a second gear (313) which is in meshing transmission with the first gear is arranged on the first fixing shaft (312), a third rotating connecting hole (314) is arranged on the first supporting plate (311), the clamping arm bracket (31) is rotatably connected with the rotating column (221) through a third rotating connecting hole (314);
the clamping piece (34) is arranged on the fourth supporting plate (317), the clamping piece (34) comprises a double-shaft cylinder (341), a clamping block (342) is fixedly connected to an output shaft of the double-shaft cylinder (341), a clamping groove (343) is formed in the clamping block (342), a measuring motor is clamped through the stretching of the double-shaft cylinder (341), the lifting of the clamping arm (3) is controlled through the lifting platform (2), and the rotation of the clamping arm support (31) is driven through the first motor (32).
5. The permanent magnet synchronous motor testing device according to claim 1, wherein the workbench (4) comprises a first supporting platform (41), a second supporting platform (42) is arranged at one end of the first supporting platform (41), a sliding groove (43) is arranged on the second supporting platform (42), sliding grooves (44) distributed in an array are arranged on the second supporting platform (42), first connecting blocks (45) distributed symmetrically are arranged below the second supporting platform (42), and first rotating connecting holes (46) are arranged on the first connecting blocks (45);
a second connecting block (421) is arranged below the second supporting platform (42), and a second rotating connecting hole (422) is formed in the second connecting block (421);
supporting feet (47) distributed in an array mode are arranged below the first supporting platform (41), and adjusting feet (7) are located below the supporting feet (47);
the supporting device is characterized in that a third connecting block (410) and a seventh connecting block (415) are arranged on the first supporting platform (41), a first through hole (411) is formed in the third connecting block (410), a second through hole (416) is formed in the seventh connecting block (415), symmetrically distributed mounting blocks (414) are arranged on the first supporting platform (41), a fourth connecting block (412) is arranged on the first supporting platform (41), and a mounting hole (413) is formed in the fourth connecting block (412).
6. The testing device of the permanent magnet synchronous motor according to claim 5, wherein the limiting fixing part (5) comprises a second motor (51), a bidirectional screw rod (52) is arranged on an output shaft of the second motor (51), the bidirectional screw rod (52) rotates in the first rotating connecting hole (46), and first limiting parts (53) which are symmetrically distributed are arranged on the bidirectional screw rod (52);
first locating part (53) include sliding connection piece (531), be equipped with on sliding connection piece (531) with two-way lead screw (52) complex screw hole (532), be equipped with head rod (533) on sliding connection piece (531), be equipped with the sliding connection pole (534) of symmetric distribution on head rod (533), be equipped with between sliding connection pole (534) and extrude piece (535), first locating part (53) are located sliding tray (44) through sliding connection pole (534) and slide.
7. The testing device of the permanent magnet synchronous motor according to claim 6, wherein a first air cylinder (54) is arranged on the second connecting block (421), an output shaft of the first air cylinder (54) passes through the second rotating connecting hole (422) and is fixedly connected with a second limiting member (55), the second limiting member (55) comprises a sliding block (551) located in the sliding groove (43), a fifth connecting block (552) is arranged below the sliding block (551), a fourth rotating connecting hole (553) is arranged on the fifth connecting block (552), a sliding plate (554) is arranged above the sliding block (551), a pushing plate (555) is arranged on the sliding plate (554), and the output shaft of the first air cylinder (54) is matched with the fourth rotating connecting hole (553).
8. The testing device of the permanent magnet synchronous motor according to claim 7, wherein the testing piece (6) comprises a compensation motor (61), an output shaft of the compensation motor (61) penetrates through a first through hole (411) to be connected with a connecting shaft (62) in a fastening mode, one end of the connecting shaft (62) is provided with a connecting piece (63), the connecting piece (63) is provided with a connecting sleeve (64) in a rotating mode, a second air cylinder (65) is arranged on the mounting block (414), and an output shaft of the second air cylinder (65) is connected with the connecting sleeve (64) in a fastening mode;
connecting axle (62) includes connecting axle main part (621), the one end and compensation motor (61) fastening connection of connecting axle main part (621), the other end is equipped with back shaft (622), the one end and connecting axle main part (621) fastening connection of back shaft (622), the other end is equipped with sliding sleeve (623), be equipped with symmetric distribution's rolling disc (624) on back shaft (622), be equipped with between rolling disc (624) induction column (625), the one end of sliding sleeve (623) is equipped with sliding connection hole (626), be equipped with spacing strip (627) in sliding connection hole (626).
9. The testing device of the permanent magnet synchronous motor according to claim 8, wherein the connecting member (63) comprises a sliding shaft (631), one end of the sliding shaft (631) is provided with a sliding column (632) matched with the sliding connecting hole (626), the other end of the sliding shaft is provided with an assembling hole (633), the sliding column (632) is provided with a limiting groove (634) matched with the limiting strip (627), the assembling hole (633) is provided with a positioning pin placing groove (635), and the sliding shaft (631) is provided with a rotating connecting groove (636);
the connecting sleeve (64) comprises a connecting sleeve main body (641), a fifth rotating connecting hole (642) is formed in the connecting sleeve main body (641), sixth connecting blocks (643) which are symmetrically distributed are arranged on the connecting sleeve main body (641), a connecting column (644) is arranged on the sixth connecting blocks (643), and an output shaft of the second air cylinder (65) is fixedly connected with the connecting column (644);
the connecting sleeve (64) is matched with the rotating connecting groove (636) through the connecting sleeve main body (641), and the sliding shaft (631) is positioned in the second through hole (416) to rotate;
be equipped with proximity switch (66) in mounting hole (413), proximity switch (66) just are to back shaft (622), and when inductive column (625) contacted with proximity switch (66), proximity switch (66) sensed a signal, and the number of times of inductive column (625) is divided by the rotational speed of inductive column (625) at one minute proximity switch (66) induction inductive column (625) is the motor.
10. The testing device for the permanent magnet synchronous motor according to claim 1, wherein when the compensation motor (61) is started and no motor to be tested is inserted, the connecting shaft (62) is in a critical state of rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010693913.1A CN111796115A (en) | 2020-07-17 | 2020-07-17 | Permanent magnet synchronous motor testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010693913.1A CN111796115A (en) | 2020-07-17 | 2020-07-17 | Permanent magnet synchronous motor testing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557075A (en) * | 2020-11-27 | 2021-03-26 | 奇瑞汽车股份有限公司 | Starter durability test method and device |
| CN114089056A (en) * | 2021-10-23 | 2022-02-25 | 天通精电新科技有限公司 | Anti-interference performance testing device of microwave circulator |
-
2020
- 2020-07-17 CN CN202010693913.1A patent/CN111796115A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557075A (en) * | 2020-11-27 | 2021-03-26 | 奇瑞汽车股份有限公司 | Starter durability test method and device |
| CN114089056A (en) * | 2021-10-23 | 2022-02-25 | 天通精电新科技有限公司 | Anti-interference performance testing device of microwave circulator |
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