CN110907825A - Test tool of brushless direct current motor prototype - Google Patents
Test tool of brushless direct current motor prototype Download PDFInfo
- Publication number
- CN110907825A CN110907825A CN201911110790.8A CN201911110790A CN110907825A CN 110907825 A CN110907825 A CN 110907825A CN 201911110790 A CN201911110790 A CN 201911110790A CN 110907825 A CN110907825 A CN 110907825A
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- China
- Prior art keywords
- motor
- clamp
- direct current
- base
- bearing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/346—Testing of armature or field windings
Abstract
The invention discloses a test tool of a brushless direct current motor prototype, which comprises a stepping motor, a stepping motor flange plate, a synchronous belt pulley, an upper support plate, a motor clamp base, a lower support plate, a stator clamp, a replaceable bearing support, a base slide rod and a screw rod, wherein a z-axis moving channel is limited by a support plate main body; the motor clamp base can move in a channel moving on the z axis and can stay at any position in the range; the stator clamp is used for mounting a stator of the motor; the direct current motor rotor rotating shaft is used for assembling a rotor and is matched with the detachable bearing support; the replaceable bearing mount is used to replace the test bearing. According to the test tool of the brushless direct current motor prototype machine, the height of the base of the motor clamp can be adjusted to adapt to the height of the rotor on the rotor shaft, the stator clamp can be provided with stators of motors with multiple models and sizes, the rotor shaft end is matched with the bearing support through the bearing, and the proper bearing can be replaced according to test requirements.
Description
Technical Field
The invention relates to the technical field of motor testing, in particular to a testing tool of a brushless direct current motor prototype.
Background
Brushless DC motor's application is more and more extensive in the water pump, and to different powers, the test of the water pump brushless DC motor of different installation bearings, different test fixture need be certain to adapt to this a series of different motors. However, the conventional tool is time-consuming and labor-consuming in adjusting the clearance between the stator and the rotor. For motors with different powers, the clamp is designed again due to different sizes, so that the experimental time is increased, and meanwhile, the problem is also caused when the bearing is replaced, so that the waste of resources is caused. There is therefore a need for improvement.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a test tool of a brushless direct current motor prototype in order to solve the problems.
The technical scheme adopted by the invention is as follows:
a test tool of a brushless direct current motor prototype machine is characterized by comprising a stepping motor, a stepping motor flange, a synchronous belt wheel, an upper support plate, a motor clamp base, a lower support plate, a stator clamp, a replaceable bearing support, a base slide rod and a lead screw, wherein the base slide rod is fixed between the upper support plate and the lower support plate to form a moving channel in the Z-axis direction, the motor clamp base can move on the moving channel and stop at any position, the stator clamp is arranged on the motor clamp base and is used for installing a stator of the direct current motor, the replaceable bearing support is arranged at the centers of the upper support plate and the lower support plate, the stepping motor is fixed on the upper support plate through the stepping motor flange, one end of the lead screw is movably connected on the lower support plate, the other end of the lead screw is movably connected on the upper support plate, and a synchronous belt pulley is fixed at the end part of the screw rod, and a screw part and a sliding part which are respectively connected with the screw rod and the middle part of the base sliding rod are fixed on the motor clamp base.
Through the setting, the rotating speed and the matching test can be carried out on the DC motor prototype motor stator and the DC motor rotor, the abrasion test is carried out on the bearing on the rotating shaft of the motor, the disassembly and the assembly are convenient, and the efficiency is high. The top of the left screw rod is connected with a synchronous belt pulley, and the top of the right screw rod is sequentially connected with a synchronous belt pulley, a coupling and a stepping motor.
The technical scheme is that the number of the screw rods is two, the screw rods are vertically and parallelly arranged between the upper supporting plate and the lower supporting plate, an output shaft of the stepping motor is connected with one screw rod through a coupler, a synchronous belt wheel on the other screw rod is driven to rotate through a synchronous belt, four base sliding rods are arranged, and the four base sliding rods are vertically and parallelly distributed on four corners of the upper supporting plate and the lower supporting plate through bearings.
Through the setting, the height of the motor clamp base can be stably adjusted, the strength of the clamp is enhanced, the test is reliable, and the test performance cannot be influenced due to insufficient rigidity. Synchronous belt wheels of the left screw rod and the right screw rod are connected through a synchronous belt to keep horizontal parallelism, synchronous motion can be realized through the left screw rod and the right screw rod through the action of the stepping motor, and the motor clamp base is driven to horizontally move up and down in the direction of a z-axis channel.
The further arrangement is that the adjustable range of the platform height of the motor clamp base is 60-160mm, and stators and rotors of direct current motors with different thicknesses can be clamped.
When testing water pump direct current motors with different powers and different mounting bearings, the vertical height of the motor clamp base can be adjusted, and therefore the height of the axis of the stator is adjusted to adapt to rotors with different sizes. The both ends of pivot are connected with detachable bearing, can change the bearing that accords with the test requirement according to the needs of test, simple structure, and the commonality is good, has avoided the production of repeated preparation anchor clamps, clamping inefficiency scheduling problem, combines the precision of step motor and lead screw, and the precision of the adjustment of motor anchor clamps base can reach 52um 300 mm.
The further setting is, stator anchor clamps are including holding tight knob threaded rod, adjusting fastening nut, pressing from both sides tight v type piece, the fixed long seat of slide bar, anchor clamps slide bar, the symmetry of the tight v type piece of clamp be provided with two stators that are used for fixed DC motor, the one end of holding tight knob threaded rod pass through the bearing and press from both sides tight v type piece and be connected, simultaneously with the fixed long seat of slide bar, adjust fastening nut and use threaded connection in proper order, the anchor clamps slide bar be provided with two, horizontal parallel symmetric distribution and through linear bearing with press from both sides tight v type piece and be connected, simultaneously through bearing swing joint on the fixed long seat of slide bar.
Through the setting, the coarse adjustment can be adjusted earlier through rotating the knob threaded rod of holding tightly to different motor stator sizes, then finely tunes as required through adjusting the rotatory certain angle of the knob threaded rod of holding tightly relatively of fastening nut, and the removal precision of pressing from both sides tight v type piece can reach 21um, consequently to the stator size of different motors, can carry out accurate location and press from both sides tightly through the aforesaid regulation.
The bearing mounting base station is arranged on the bearing mounting base station, and the bearing mounting base station is arranged on the bearing mounting base station.
The fixed orifices are used for fixing the upper supporting plate and the lower supporting plate, the process holes are used for conveniently disassembling the electronic rotating shaft and the bearing after the test is completed, and the rotating shaft and the bearing can be ejected out by other tools.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention
FIG. 2 is a schematic view of the stator clamp of the present invention
FIG. 3 is a schematic view of a replaceable bearing cartridge
In the figure: 1. a stepping motor; 2. a flange plate of a stepping motor; 3. a synchronous pulley; 4. an upper support plate; 5. a motor clamp base; 6. a lower support plate; 7. a stator clamp; 8. the bearing support can be replaced; 9. a base slide bar; 10. a screw rod; 11. a screw; 12. a slider; 21. a rotating shaft; 22. a stator; 23. a rotor; 71. the knob threaded rod is gripped; 72. adjusting the fastening nut; 73. clamping the V-shaped block; 74. the slide bar fixes the long seat; 75. a clamp slide bar; 81. a bearing mounting base; 82. a fixing hole; 83. and (5) processing holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that, unless explicitly stated otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and may for example be fixed or removable, directly or indirectly, or may be a connection between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A test tool of a brushless dc motor prototype according to an embodiment of the present invention will be described with reference to fig. 1 to 3.
A test fixture of a brushless direct current motor prototype machine comprises a stepping motor 1, a stepping motor flange 2, a synchronous belt wheel 3, an upper support plate 4, a motor clamp base 5, a lower support plate 6, a stator clamp 7, a replaceable bearing support 8, a base slide rod 9 and a lead screw 10, wherein the base slide rod 9 is fixed between the upper support plate 4 and the lower support plate 6 to form a moving channel in the Z-axis direction, the motor clamp base 5 can move on the moving channel and stop at any position, the stator clamp 7 is arranged on the motor clamp base 5 and is used for installing a stator 22 of the direct current motor, the replaceable bearing support 8 is arranged at the centers of the upper support plate 4 and the lower support plate 6, the stepping motor 1 is fixed on the upper support plate 4 through the stepping motor flange 2, one end of the lead screw 10 is movably connected on the lower support plate 6, the other end is movably connected on the upper supporting plate 4, a synchronous pulley 3 is fixed at the end part of the screw rod 10, and a screw part 11 and a sliding part 12 are fixed on the motor clamp base 5 and are respectively connected with the screw rod 10 and the middle part of the base slide rod 9.
Specifically, the number of the screw rods 10 is two, the screw rods are vertically and parallelly arranged between the upper supporting plate 4 and the lower supporting plate 6, the output shaft of the stepping motor 1 is connected with one of the screw rods 10 through a coupler, a synchronous belt pulley 3 on the other screw rod 10 is driven to rotate through a synchronous belt, four base sliding rods 9 are arranged, and the four base sliding rods are vertically and parallelly distributed on four corners of the upper supporting plate 4 and the lower supporting plate 6 through bearings.
Specifically, the platform height of the motor clamp base 5 is adjustable within the range of 60-160mm, and the stator 22 and the rotor 23 of the direct current motor with different thicknesses can be clamped.
Specifically, stator anchor clamps 7 are including clenching knob threaded rod 71, adjusting fastening nut 72, pressing from both sides tight v type piece 73, the fixed long seat 74 of slide bar, anchor clamps slide bar 75, the tight v type piece 73 symmetry of clamp be provided with two stators 22 that are used for fixed DC motor, the one end of the knob threaded rod 71 of clenching pass through the bearing and press from both sides tight v type piece 73 and be connected, simultaneously with the fixed long seat 74 of slide bar, adjust fastening nut 72 for threaded connection in proper order, anchor clamps slide bar 75 be provided with two, horizontal parallel symmetric distribution and through linear bearing with press from both sides tight v type piece 73 and be connected, simultaneously through bearing swing joint on the fixed long seat 74 of slide bar.
Specifically, the interchangeable bearing support 8 includes a bearing mounting base 81, a fixing hole 82, and a process hole 83, and the size of the bearing mounting base 81 can be set according to the size of the bearing of the output shaft of the dc motor.
Before testing, firstly, the replaceable bearing support 8 on the upper support plate 4 is detached, the vertical height of the motor clamp base 5 is adjusted to be as low as possible so as to conveniently install the rotor 23 of the direct current motor, the testing of the water pump direct current motors with different powers and different bearings is attempted, the distance between the two clamping v-shaped blocks 73 is adjusted, the stator 22 of the direct current motor is adapted, the direct current motor stator 22 is installed between the two clamping v-shaped blocks 73, the holding knob threaded rod 71 is adjusted to tightly screw the clamping v-shaped blocks 73, secondly, the motor rotating shaft 21 provided with the bearing and the stator 22 is firstly aligned to the replaceable bearing support 8 on the lower support plate 6 to be installed, then the replaceable bearing support 8 is installed on the upper support plate 4, the position of the testing bearing is adjusted, the fixing screw on the replaceable bearing support 8 is screwed, and finally, according to the gap condition between the stator 22 and the rotor 23, through the processes, the rotor 23 can be driven to rotate by a different driving mechanism, and therefore the running conditions of the motor rotor 23, the stator 22 and the bearing can be tested.
Claims (5)
1. A test tool of a brushless direct current motor prototype machine is characterized by comprising a stepping motor (1), a stepping motor flange (2), a synchronous pulley (3), an upper supporting plate (4), a motor clamp base (5), a lower supporting plate (6), a stator clamp (7), a replaceable bearing support (8), a base sliding rod (9) and a lead screw (10), wherein the base sliding rod (9) is fixed between the upper supporting plate (4) and the lower supporting plate (6) to form a moving channel in a Z-axis direction, the motor clamp base (5) can move on the moving channel and stop at any position, the stator clamp (7) is arranged on the motor clamp base (5) and used for mounting a stator (22) of the direct current motor, and the replaceable bearing support (8) is arranged at the centers of the upper supporting plate (4) and the lower supporting plate (6), step motor (1) pass through step motor ring flange (2) and fix on last backup pad (4), lead screw (10) one end swing joint on backup pad (6) down, the other end swing joint is on last backup pad (4) to the tip at lead screw (10) is fixed with synchronous pulley (3), motor anchor clamps base (5) above be fixed with screw (11) and slider (12) and be connected with the middle part of lead screw (10) and base slide bar (9) respectively.
2. The test tool of the brushless direct current motor prototype machine according to claim 1, wherein the number of the two screw rods (10) is vertically and parallelly arranged between the upper support plate (4) and the lower support plate (6), the output shaft of the stepping motor (1) is connected with one of the screw rods (10) through a coupler, a synchronous belt drives a synchronous belt pulley (3) on the other screw rod (10) to rotate, four base slide rods (9) are arranged, and the four base slide rods are vertically and parallelly distributed on four corners of the upper support plate (4) and the lower support plate (6) through bearings.
3. The test tool of the brushless direct current motor prototype machine according to claim 1 or 2, wherein the platform height of the motor clamp base (5) is adjustable within the range of 60-160mm, and the stator (22) and the rotor (23) of the direct current motor with different thicknesses can be clamped.
4. The testing tool of the brushless DC motor prototype according to claim 1 or 2, it is characterized in that the stator clamp (7) comprises a holding knob threaded rod (71), an adjusting fastening nut (72), a clamping v-shaped block (73), a sliding rod fixing long seat (74) and a clamp sliding rod (75), the clamping V-shaped block (73) is symmetrically provided with two stators (22) for fixing a direct current motor, one end of the gripping knob threaded rod (71) is connected with a clamping v-shaped block (73) through a bearing, simultaneously is connected with the long fixed seat (74) of the sliding rod and the adjusting and fastening nut (72) by screw threads in sequence, the two clamp sliding rods (75) are horizontally, parallelly and symmetrically distributed, connected with the clamping V-shaped block (73) through linear bearings and movably connected to the sliding rod fixing long seat (74) through bearings.
5. The testing tool of the brushless direct current motor prototype according to claim 1 or 2, wherein the replaceable bearing support (8) comprises a bearing mounting base (81), a fixing hole (82) and a processing hole (83), and the size of the bearing mounting base (81) can be set according to the size of a direct current motor output shaft bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911110790.8A CN110907825A (en) | 2019-11-14 | 2019-11-14 | Test tool of brushless direct current motor prototype |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911110790.8A CN110907825A (en) | 2019-11-14 | 2019-11-14 | Test tool of brushless direct current motor prototype |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110907825A true CN110907825A (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911110790.8A Pending CN110907825A (en) | 2019-11-14 | 2019-11-14 | Test tool of brushless direct current motor prototype |
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| Country | Link |
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| CN (1) | CN110907825A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2760571Y (en) * | 2004-11-27 | 2006-02-22 | 重庆宗申技术开发研究有限公司 | Magnetor stator testing device |
| CN101436356A (en) * | 2008-12-16 | 2009-05-20 | 北京航空航天大学 | Apparatus and method for measuring gyro moment |
| CN203691161U (en) * | 2013-12-01 | 2014-07-02 | 江麓机电集团有限公司 | Motor having on-line detection function |
| CN104251955A (en) * | 2014-09-29 | 2014-12-31 | 杭州微光电子股份有限公司 | Stator rotating direction testing tooling of external rotor motor |
| US20180212540A1 (en) * | 2017-01-25 | 2018-07-26 | S-Printing Solution Co., Ltd. | Image forming apparatus, motor controller and method for diagnosing fault thereof |
| CN207924096U (en) * | 2017-12-25 | 2018-09-28 | 佛山市顺德区乐普达电机有限公司 | Brshless DC motor back-emf Test driver tooling |
| CN109061467A (en) * | 2018-07-26 | 2018-12-21 | 广州市昊志机电股份有限公司 | A kind of back EMF coefficient of synchro measure motor and the device of cogging torque |
| CN209280884U (en) * | 2018-11-26 | 2019-08-20 | 上海六盛电机有限公司 | Ac fan motor stator semi-finished product detection device |
-
2019
- 2019-11-14 CN CN201911110790.8A patent/CN110907825A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2760571Y (en) * | 2004-11-27 | 2006-02-22 | 重庆宗申技术开发研究有限公司 | Magnetor stator testing device |
| CN101436356A (en) * | 2008-12-16 | 2009-05-20 | 北京航空航天大学 | Apparatus and method for measuring gyro moment |
| CN203691161U (en) * | 2013-12-01 | 2014-07-02 | 江麓机电集团有限公司 | Motor having on-line detection function |
| CN104251955A (en) * | 2014-09-29 | 2014-12-31 | 杭州微光电子股份有限公司 | Stator rotating direction testing tooling of external rotor motor |
| US20180212540A1 (en) * | 2017-01-25 | 2018-07-26 | S-Printing Solution Co., Ltd. | Image forming apparatus, motor controller and method for diagnosing fault thereof |
| CN207924096U (en) * | 2017-12-25 | 2018-09-28 | 佛山市顺德区乐普达电机有限公司 | Brshless DC motor back-emf Test driver tooling |
| CN109061467A (en) * | 2018-07-26 | 2018-12-21 | 广州市昊志机电股份有限公司 | A kind of back EMF coefficient of synchro measure motor and the device of cogging torque |
| CN209280884U (en) * | 2018-11-26 | 2019-08-20 | 上海六盛电机有限公司 | Ac fan motor stator semi-finished product detection device |
Non-Patent Citations (1)
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| 高瑾 等: "无刷直流电机半实物实时仿真及测试", 《电机与控制学报》 * |
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Application publication date: 20200324 |