CN219915861U - Motor performance test fixture - Google Patents
Motor performance test fixture Download PDFInfo
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- CN219915861U CN219915861U CN202320392465.0U CN202320392465U CN219915861U CN 219915861 U CN219915861 U CN 219915861U CN 202320392465 U CN202320392465 U CN 202320392465U CN 219915861 U CN219915861 U CN 219915861U
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- mandrel
- motor
- fixed plate
- bearing
- assembly
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- 238000011056 performance test Methods 0.000 title claims abstract description 14
- 238000002788 crimping Methods 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000010030 laminating Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 238000005056 compaction Methods 0.000 abstract 2
- 238000012360 testing method Methods 0.000 description 14
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Abstract
The utility model discloses a motor performance test fixture, which belongs to the technical field of motor component detection and comprises a bottom plate, a mandrel, a rotor component and a stator component: the top of the bottom plate is sequentially connected with a mandrel rotation supporting assembly, a stator component crimping assembly and a mandrel end limiting assembly, the mandrel rotation supporting assembly is used for mandrel rotation supporting, the stator component crimping assembly is used for stator component compaction and fixation, and the mandrel end limiting assembly is used for mandrel end compaction and limiting, so that stable rotation of the mandrel is realized, and motor performance detection is realized; through the mode, the mandrel rotating support assembly is used for mandrel rotating support, the stator component crimping assembly is used for stator component compressing and fixing, the mandrel end limiting assembly is used for mandrel end compressing and limiting, quick positioning and installation of a motor are achieved, meanwhile, stable rotation of the mandrel is achieved, influence of axial runout of the mandrel is reduced, and performance detection of the motor is achieved.
Description
Technical Field
The utility model relates to the technical field of motor component detection, in particular to a motor performance testing tool.
Background
In the motor processing process, the motor needs to be subjected to detection in the aspects of performance such as power, current, torque, efficiency and the like. The current detection method comprises the following steps: the motor is integrally assembled and then mounted on a table top of the test system. The right side of the mandrel is connected with a mandrel on a dynamometer of a testing system by a coupling, a limiting shaft sleeve is sleeved in the mandrel, a rotor part is installed in the mandrel, the shaft sleeve is installed in the rotor part, a nut is used for tightening the rotor part, a stator part is sleeved in the rotor part, 4 screws 11 are used for pre-tightening, and the performance of the motor is tested by electrifying.
The detection method has the following defects:
1) The motor installation test position of the test fixture is arranged at the shaft extension end (the outer side of the bearing block) of the shaft, and the gap between the stator and the rotor is difficult to adjust. The main reasons are as follows: the longer the outboard length from the bearing shield, the greater its runout, and the more difficult the air gap is to pass. The larger the rotor outer diameter, the longer the length, also increases the runout offset value.
2) The deviation and the non-uniformity of the air gap can influence the distortion of test data (unbalanced motor current, large motor vibration and high temperature rise) of the motor, and finally influence the judgment of a test result.
3) When the test fixture is used, the stator does not have any positioning position, and only needs manual adjustment, so that a tester needs to have certain expertise and certain working experience.
Based on the above, the utility model designs a motor performance test tool to solve the above problems.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a motor performance testing tool.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
a motor performance test fixture comprises a bottom plate, a mandrel, a rotor component and a stator component:
the rotor component is inserted in the stator component, the mandrel is inserted in the rotor component, the diameter of the middle end of the mandrel is larger than that of the two ends of the mandrel, a limit ring is inserted in a thinner part of one end of the mandrel, the side wall of the limit ring is in fit contact with one side wall of the rotor component, the nut is connected with the side wall of the nut in threaded connection, and the side wall of the nut is in fit contact with the other side of the rotor component, so that the mandrel is fixedly installed in the rotor component;
the bottom plate top has connected gradually dabber rotation supporting component, stator part crimping subassembly and dabber tip spacing subassembly, and dabber rotation supporting component is used for the dabber to rotate and supports, and stator part crimping subassembly is used for stator part to compress tightly fixedly, and dabber tip spacing subassembly is used for dabber tip to compress tightly spacingly, realizes that the dabber is stable to rotate, realizes motor performance detection.
Furthermore, the inner diameter of the limiting ring is larger than the outer diameter of the thicker part of the middle end of the mandrel.
Still further, dabber rotates supporting component and includes fore-stock, front bearing fixed plate and first bearing, and fore-stock fixed mounting is in bottom plate top one end, installs front bearing fixed plate in the mounting hole that the fore-stock offered, installs first bearing in the mounting hole that front bearing fixed plate offered, and the thinner position of the other end of dabber is pegged graft with first bearing.
Still further, stator part crimping subassembly includes motor fixed plate, cushion, compresses tightly the arm and compresses tightly the arm fixed plate, bottom plate top front and back end fixedly connected with compresses tightly the arm fixed plate, compresses tightly arm fixed plate top fixedly connected with and compresses tightly the arm, peg graft between the arm fixed plate and have motor fixed plate, stator part peg graft in motor fixed plate, cushion top and stator part top laminating contact, compress tightly the arm and compress tightly the end and all contact with cushion top laminating.
Furthermore, the bottom of the motor fixing plate is fixedly connected with a plug block, and the bottom plate is plugged with the plug block through a jack formed in the bottom plate, so that the motor fixing plate is limited.
Still further, dabber tip spacing subassembly includes the second bearing, the rear bracket, the rear bearing fixed plate, the rear bracket fixed plate, the handle, the guide rail, spacing slider, threaded rod rotation supporting seat and threaded rod, threaded rod rotation supporting seat fixed mounting is in bottom plate top one end, threaded rod rotation supporting seat internal rotation is connected with the threaded rod, threaded rod outer end fixedly connected with handle, threaded rod screw thread end passes through the thread bush and is connected with the rear bracket fixed plate, rear bracket fixed plate top fixedly connected with rear bracket, rear bracket mounting hole installs the rear bearing fixed plate, the rear bearing fixed plate is close to the tip of motor fixed plate and installs the second bearing in the ampere change hole, the tip and the second bearing grafting of the thinner position of one end of dabber, rear bracket bottom symmetry fixedly connected with spacing slider, spacing slider and guide rail spacing sliding connection, and guide rail fixed mounting are in bottom plate top.
Advantageous effects
1. The mandrel rotating support assembly is used for supporting the mandrel in a rotating manner, the stator component crimping assembly is used for compressing and fixing the stator component, the mandrel end limiting assembly is used for compressing and limiting the mandrel end, the motor is rapidly positioned and installed, meanwhile, the mandrel is stably rotated, the influence of axial runout of the mandrel is reduced, the motor performance detection is realized, the testing requirement can be met without adjusting the gap between the rotor component and the stator component, in addition, the capability requirement on a tester is low, and the testing method is easy to grasp.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a top view of a motor performance test fixture structure of the present utility model;
FIG. 2 is a cross-sectional view of a motor performance test fixture according to the present utility model;
FIG. 3 is a left side view of a motor performance test fixture structure of the present utility model;
FIG. 4 is a schematic view of a motor mounting plate structure according to the present utility model;
fig. 5 is a schematic diagram of a mandrel structure according to the present utility model.
Reference numerals in the drawings represent respectively:
1. base plate 2, front bracket 3, motor mounting plate 31, plug block 4, front bearing mounting plate 5, mandrel 6, rotor component 8, spacer block 9, nut 10, second bearing 11, rear bracket 12, rear bearing mounting plate 13, compression arm 14, compression arm mounting plate 15, rear bracket mounting plate 16, handle 17, screw 18, guide rail 19, stop block 20, threaded rod rotary support 21, threaded rod 22, first bearing 23, stop collar.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model is further described below with reference to examples.
Example 1
Referring to the accompanying drawings 1-5 of the specification, a motor performance testing tool comprises a bottom plate 1, a mandrel 5, a rotor part 6 and a stator part 7,
a rotor part 6 is inserted in the stator part 7, a mandrel 5 is inserted in the rotor part 6, the diameter of the middle end of the mandrel 5 is larger than that of the two ends of the mandrel 5, a limiting ring 23 is inserted in a thinner part of one end of the mandrel 5, the side wall of the limiting ring 23 is in fit contact with one side wall of the rotor part 6, the mandrel 5 is in threaded connection with a nut 9, and the side wall of the nut 9 is in fit contact with the other side of the rotor part 6, so that the mandrel 5 is fixedly installed in the rotor part 6;
the inner diameter of the limiting ring 23 is larger than the outer diameter of the thicker part of the middle end of the mandrel 5;
the top of the bottom plate 1 is sequentially connected with a mandrel rotation supporting component, a stator component crimping component and a mandrel end limiting component, the mandrel rotation supporting component is used for supporting the mandrel 5 in a rotating manner, the stator component crimping component is used for fixing the stator component 7 in a compressing manner, the mandrel end limiting component is used for limiting the end of the mandrel 5 in a compressing manner, the motor is rapidly positioned and installed, meanwhile, the mandrel 5 is stably rotated, the influence of axial runout of the mandrel 5 is reduced, the motor performance detection is realized, the test requirement can be met without adjusting the gap between the rotor component 6 and the stator component 7, in addition, the capability requirement on a tester is not high, and the test method is easy to grasp;
the mandrel rotating support assembly comprises a front support 2, a front bearing fixing plate 4 and a first bearing 22, wherein the front support 2 is fixedly arranged at one end of the top of the bottom plate 1, the front bearing fixing plate 4 is arranged in a mounting hole formed in the front support 2, the first bearing 22 is arranged in a mounting hole formed in the front bearing fixing plate 4, and the other thinner part of the mandrel 5 is spliced with the first bearing 22;
the other end of the mandrel 5 is inserted into the input end of the hysteresis dynamometer and is reinforced by a locking screw;
the outer ring of the first bearing 22 is fixedly connected with the front bearing fixing plate 4, and the mandrel 5 is spliced with the inner ring of the first bearing 22;
the stator part crimping assembly comprises a motor fixing plate 3, a cushion block 8, a pressing arm 13 and a pressing arm fixing plate 14, wherein the front end and the rear end of the top of the bottom plate 1 are fixedly connected with the pressing arm fixing plate 14, the top of the pressing arm fixing plate 14 is fixedly connected with the pressing arm 13, the motor fixing plate 3 is inserted between the pressing arm fixing plates 14, the stator part 7 is inserted in the motor fixing plate 3, the top of the cushion block 8 is in fit contact with the top of the stator part 7, and the pressing ends of the pressing arm 13 are all in fit contact with the top of the cushion block 8;
the bottom of the motor fixing plate 3 is fixedly connected with an inserting block 31, and the bottom plate 1 is inserted with the inserting block 31 through an opened inserting hole to limit the motor fixing plate 3;
the motor fixing plate 3 is connected with a screw 17 through rotation, and the bottom of the screw 17 is in threaded connection with the bottom plate 1, so that the motor fixing plate 3 is fixedly arranged at the top of the bottom plate 1;
the mandrel end limiting assembly comprises a second bearing 10, a rear bracket 11, a rear bearing fixing plate 12, a rear bracket fixing plate 15, a handle 16, a guide rail 18, a limiting slide block 19, a threaded rod rotation supporting seat 20 and a threaded rod 21, wherein the threaded rod rotation supporting seat 20 is fixedly arranged at one end of the top of the bottom plate 1, the threaded rod 21 is rotationally connected with the threaded rod 21, the outer end of the threaded rod 21 is fixedly connected with the handle 16, the threaded end of the threaded rod 21 is connected with the rear bracket fixing plate 15 through a threaded sleeve, the top of the rear bracket fixing plate 15 is fixedly connected with the rear bracket 11, a rear bearing fixing plate 12 is arranged in a rear bracket 11 mounting hole, the end part of the rear bearing fixing plate 12, which is close to the end part of the motor fixing plate 3, is internally provided with the second bearing 10, the end part of the thinner part of the mandrel 5 is spliced with the second bearing 10, the limiting slide block 19 is symmetrically and fixedly connected with the bottom of the rear bracket 11, the limiting slide block 19 is in limiting slide connection with the guide rail 18, and the guide rail 18 is fixedly arranged at the top of the bottom plate 1;
the stator part 7 is fixedly arranged in the front bracket 2 of the stator part crimping assembly, the end part of the thinner part of the mandrel 5 is inserted with a limiting ring 23, the end part of the thinner part of the mandrel 5 is inserted in the rotor part 6, the nut 9 is in threaded connection with the mandrel 5, the nut 9 and the limiting ring 23 are matched to fix the mandrel 5 in the rotor part 6, the rotor part 6 is fixed in the stator part 7, the thinner part of the other end of the mandrel 5 is inserted in the first bearing 22 of the mandrel rotating supporting assembly, the end part of the thinner part of the other end of the mandrel 5 is connected with the input end of the hysteresis dynamometer, the cushion block 8 is placed on the stator part 7, the pressing arm 13 is rotated, the pressing arm 13 presses the cushion block 8, the stator part 7 is fixedly connected, the handle 16 of the mandrel end limiting assembly is rotated, the handle 16 drives the threaded rod 21 to rotate along the threaded rod rotation supporting seat 20, the threaded rod 21 drives the rear support fixing plate 15 to move under the action of the guide rail 18 and the limiting slide block 19, the rear support fixing plate 15 drives the rear support 11 to move, the rear support 11 drives the rear bearing fixing plate 12 to move, the rear bearing fixing plate 12 drives the second bearing 10 to move, the second bearing 10 moves to be spliced with the end part of the other end thin part of the mandrel 5, then the stator part 7 is electrified, the hysteresis dynamometer is tested, the quick positioning and the installation of the motor are realized, meanwhile, the stable rotation of the mandrel 5 is realized, the influence of the axial runout of the mandrel 5 is reduced, the performance detection of the motor is realized, the test requirement can be met without adjusting the gap between the rotor part 6 and the stator part 7, and in addition, the capability requirement on a tester is not high, and the inspection method is easy to grasp.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (6)
1. The utility model provides a motor performance test fixture, includes bottom plate (1), dabber (5), rotor part (6), stator part (7), its characterized in that:
a rotor component (6) is inserted into the stator component (7), a mandrel (5) is inserted into the rotor component (6), the diameter of the middle end of the mandrel (5) is larger than that of the two ends of the mandrel (5), a limiting ring (23) is inserted into a thinner part of one end of the mandrel (5), the side wall of the limiting ring (23) is in fit contact with one side wall of the rotor component (6), a nut (9) is connected with the mandrel (5) in a threaded manner, and the side wall of the nut (9) is in fit contact with the other side of the rotor component (6), so that the mandrel (5) is fixedly installed in the rotor component (6);
the top of the bottom plate (1) is sequentially connected with a mandrel rotation supporting assembly, a stator part crimping assembly and a mandrel end limiting assembly, the mandrel rotation supporting assembly is used for supporting the mandrel (5) in a rotating mode, the stator part crimping assembly is used for fixing the stator part (7) in a compressing mode, the mandrel end limiting assembly is used for limiting the end of the mandrel (5) in a compressing mode, stable rotation of the mandrel (5) is achieved, and motor performance detection is achieved.
2. The motor performance test fixture of claim 1, wherein: the inner diameter of the limiting ring (23) is larger than the outer diameter of the thicker part of the middle end of the mandrel (5).
3. The motor performance test fixture of claim 2, wherein: the mandrel rotation support assembly comprises a front support (2), a front bearing fixing plate (4) and a first bearing (22), wherein the front support (2) is fixedly installed at one end of the top of the bottom plate (1), the front bearing fixing plate (4) is installed in a mounting hole formed in the front support (2), the first bearing (22) is installed in a mounting hole formed in the front bearing fixing plate (4), and the other end of the mandrel (5) is inserted into the first bearing (22) at a thinner part.
4. A motor performance test fixture according to claim 3, wherein: stator part crimping subassembly includes motor fixed plate (3), cushion (8), compress tightly arm (13) and compresses tightly arm fixed plate (14), end fixedly connected with compresses tightly arm fixed plate (14) around bottom plate (1) top, compress tightly arm fixed plate (14) top fixedly connected with and compress tightly arm (13), it has motor fixed plate (3) to peg graft between compressing tightly arm fixed plate (14), stator part (7) peg graft in motor fixed plate (3), cushion (8) top and stator part (7) top laminating contact, compress tightly arm (13) and compress tightly end all with cushion (8) top laminating contact.
5. The motor performance test fixture of claim 4, wherein: the bottom of the motor fixing plate (3) is fixedly connected with a plug-in block (31), and the bottom plate (1) is plugged with the plug-in block (31) through a jack formed, so that the limit of the motor fixing plate (3) is realized.
6. The motor performance test fixture of claim 5, wherein: the utility model provides a dabber tip spacing subassembly includes second bearing (10), rear bracket (11), rear bearing fixed plate (12), rear bracket fixed plate (15), handle (16), guide rail (18), spacing slider (19), threaded rod rotates supporting seat (20) and threaded rod (21), threaded rod rotates supporting seat (20) fixed mounting in bottom plate (1) top one end, threaded rod rotates supporting seat (20) internal rotation and is connected with threaded rod (21), threaded rod (21) outer end fixedly connected with handle (16), threaded rod (21) screw thread end passes through the thread bush and is connected with rear bracket fixed plate (15), rear bracket fixed plate (15) top fixedly connected with rear bracket (11), rear bracket (11) mounting hole installs rear bearing fixed plate (12), rear bearing fixed plate (12) are close to the tip of motor fixed plate (3) and install second bearing (10) in the pivot hole, the tip and the second bearing (10) of the thinner position of one end of dabber (5) peg graft, rear bracket (11) bottom symmetry fixedly connected with spacing slider (19) and guide rail (18) spacing sliding connection, and guide rail (18) fixed mounting in bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320392465.0U CN219915861U (en) | 2023-03-06 | 2023-03-06 | Motor performance test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320392465.0U CN219915861U (en) | 2023-03-06 | 2023-03-06 | Motor performance test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219915861U true CN219915861U (en) | 2023-10-27 |
Family
ID=88429648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320392465.0U Active CN219915861U (en) | 2023-03-06 | 2023-03-06 | Motor performance test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219915861U (en) |
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2023
- 2023-03-06 CN CN202320392465.0U patent/CN219915861U/en active Active
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