CN202563074U - Portable motor performance testing system - Google Patents

Portable motor performance testing system Download PDF

Info

Publication number
CN202563074U
CN202563074U CN2012202345351U CN201220234535U CN202563074U CN 202563074 U CN202563074 U CN 202563074U CN 2012202345351 U CN2012202345351 U CN 2012202345351U CN 201220234535 U CN201220234535 U CN 201220234535U CN 202563074 U CN202563074 U CN 202563074U
Authority
CN
China
Prior art keywords
shaft
plate
friction element
friction
strigil
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN2012202345351U
Other languages
Chinese (zh)
Inventor
徐方达
宫宇
宋宝玉
马维斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harbin Institute of Technology
Original Assignee
Harbin Institute of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Harbin Institute of Technology filed Critical Harbin Institute of Technology
Priority to CN2012202345351U priority Critical patent/CN202563074U/en
Application granted granted Critical
Publication of CN202563074U publication Critical patent/CN202563074U/en
Anticipated expiration legal-status Critical
Withdrawn - After Issue legal-status Critical Current

Links

Abstract

The utility model relates to a portable motor performance testing system, which belongs to the field of motor performance test. The purpose of the utility model is to solve the problem that mini-type micro and special electrical machines below 2Nm can not be tested by the existing measuring devices, and to provide a portable motor performance testing system. The portable motor performance testing system comprises a device supporting frame, a motive power unit, a friction unit, a measuring unit, an elastic loading unit and an electronic control unit, wherein the device supporting frame is used for supporting and positioning the motive power unit, the friction unit, the measuring unit, the elastic loading unit, a pressure measuring unit and the electronic control unit. The portable motor performance testing system is used for realizing the mechanical performance tests of the mini-type micro and special electrical machines below 2Nm.

Description

A kind of portable electric machine Performance Test System
Technical field
The utility model relates to a kind of portable electric machine Performance Test System, belongs to the motor performance field tests.
Background technology
The equipment of existing motor performance test, what adopt mostly is the magnetic dynamometer machine, though this equipment can be accomplished the test of big torque motor, often required cost is high, precision is lower simultaneously, and can't test small-sized small and special electric machine below the 2Nm.
The utility model content
The purpose of the utility model is the problem that present measurement mechanism can't be tested small-sized small and special electric machine below the 2Nm, and a kind of portable electric machine Performance Test System is provided.
A kind of portable electric machine Performance Test System, it comprises appliance stand, power unit, friction element, measuring unit, elasticity loading unit and ECU;
Said appliance stand is that power unit, friction element, elasticity loading unit, pressure measurement cell and ECU provide support and locate;
Power unit comprises axle sleeve and steel bushing shaft coupling, is with axle sleeve by the output shaft of the measured motor outside, and said output shaft is connected with the friction element input shaft through the steel bushing shaft coupling,
Friction element comprises strigil main drive shaft, strigil external pressure plate, movable friction plate, static friction sheet and strigil driven axle, and wherein the strigil main drive shaft is the input shaft of this friction element; The strigil main shaft is connected through four bolt with the strigil external pressure plate; The strigil external pressure plate is fixedly connected through spline with movable friction plate; Movable friction plate is connected with the friction of static friction sheet; The static friction sheet is fixedly linked through female spline and flower keyboard, and flower keyboard is connected through four bolt with the strigil driven axle, and the strigil driven axle is the moment output shaft of this friction element;
Measuring unit comprises motor code-disc, measuring piece and pressure transducer; Measuring piece is made up of shaft collar and fork, and the shaft collar center has through hole, and the through hole at shaft collar center is socketed in outside the moment output shaft of friction element; And be fixedly connected with said moment output shaft through flat key; Fork is positioned at a side of shaft collar, and with the shaft collar part that links into an integrated entity, pressure transducer is used for the terminal swing pressure of measuring oscillating bar;
The elasticity loading unit comprises N spring guide, a N spring, spring bearer plate and electric pushrod, and N is less than or equal to 10 even number; Shaft collar is provided with N through hole; A said N through hole is in the evenly distribution on every side of the moment output shaft of friction element; Perhaps said N through hole evenly is divided into two groups; Said two groups of through holes become mirror image to be symmetrically distributed, and said mirror symmetry planes is to pass the plane of the axis of moment output shaft, and each spring guide all is parallel to the moment output shaft; Said through hole internal diameter is greater than the external diameter of spring guide; One end of N spring guide inserts respectively in the said N through hole, and the other end is fixedly connected with said spring bearer plate, and this plane, spring bearer plate place is socketed with a spring perpendicular to the moment output shaft of friction element on each spring guide; Electric pushrod is coaxial with the moment output shaft of friction element;
Isolate amount of spin with surface bearing between electric pushrod and the spring bearer plate;
ECU comprises tested motor-drive circuit, signal control circuit, current sensor, push-rod electric machine driving circuit and display unit; The tach signal output terminal of motor code-disc connects the tach signal input end of signal control circuit;
The control signal output ends of signal control circuit connects the signal input end of tested motor-drive circuit; The signal output part of tested motor-drive circuit connects by the signal input part of measured motor; Current sensor is used to measure the electric current by measured motor, and the current signal output end of this current sensor connects the current signal input end of signal control circuit;
The control signal output ends of signal control circuit connects the signal input end of push-rod electric machine driving circuit; The signal output part of push-rod electric machine driving circuit connects the signal input part of electric pushrod; Signal control circuit control electric pushrod advances length at every turn;
The pressure signal output terminal of pressure transducer connects the pressure signal input end of signal control circuit; The shows signal output terminal of signal control circuit connects the signal input part of display unit.
Principle of work: movable friction plate and static friction sheet pass through spring compression; The static friction sheet is because the restriction of the shaft collar of measuring piece keeps static, and when tested driven by motor movable friction plate rotated, movable friction plate produced relatively with the static friction sheet and slides; The moment of friction that the static friction sheet provides will be as load; And the size of load equals output torque, and the static friction sheet links to each other with the fork of measuring piece, transfers moment to pressure; Measure through pressure transducer and to calculate tested motor output torque, static friction load that sheet provides can change with amount of spring compression.
The utility model has the advantages that: the utility model can be used for small and special electric machine is carried out the mechanical characteristic test, improves the utilization rate of expensive electromechanical equipment greatly, saves the cost of academic research and education experiment.This equipment is small and exquisite portable simultaneously, is easy to carry about with one.Change the disadvantage that equipment in the past can only use in the laboratory.Through facts have proved, this utility device is stable, small and exquisite portable, and environmental suitability is strong.This equipment is used for the measurement to motor device, demarcates CHARACTERISTICS IDENTIFICATION.Production cost is low simultaneously, and measurement effect is stable, has improved the equipment practicality greatly.
Description of drawings
Fig. 1 is the front view for mechanical part in the test macro of the present invention;
Fig. 2 is the cut-open view of mechanical part in the test macro of the present invention;
Fig. 3 is the principle of work synoptic diagram of ECU of the present invention.
Embodiment
Embodiment one. below in conjunction with Fig. 1 and Fig. 2 this embodiment is described, this embodiment is a kind of portable electric machine Performance Test System, and it comprises appliance stand, power unit, friction element, measuring unit, elasticity loading unit and ECU;
Said appliance stand is that power unit, friction element, elasticity loading unit, pressure measurement cell and ECU provide support and locate;
Power unit comprises axle sleeve 12 and steel bushing shaft coupling 13, is with axle sleeve 12 by the output shaft of measured motor 1 outside, and said output shaft is connected with the friction element input shaft through steel bushing shaft coupling 13,
Friction element comprises strigil main drive shaft 14, strigil external pressure plate 4, movable friction plate 17, static friction sheet 18 and strigil driven axle 20, and wherein strigil main drive shaft 14 is the input shaft of this friction element; Strigil main shaft 14 is connected through four bolt with strigil external pressure plate 4; Strigil external pressure plate 4 and movable friction plate 17 are fixedly connected through spline; To be transferred on the movable friction plate 17 by the torque of measured motor 1; Movable friction plate 17 is connected with 18 frictions of static friction sheet, and static friction sheet 18 is fixedly linked through female spline and flower keyboard 19, and flower keyboard 19 is connected through four bolt with strigil driven axle 20; 17 through and friction between 18 will be given strigil driven axle 20 by the transmission of torque of measured motor 1, flower keyboard 19 goes torque output through the flat key on the strigil driven axle 20; Strigil driven axle 20 is the moment output shaft of this friction element;
Measuring unit comprises measuring piece 21 and pressure transducer 27; Measuring piece is made up of shaft collar 28 and fork 29, and shaft collar 28 centers have through hole, and the through hole at shaft collar 28 centers is socketed in outside the moment output shaft of friction element; And be fixedly connected with said moment output shaft through flat key; Fork is positioned at a side of shaft collar 28, and with shaft collar 28 part that links into an integrated entity, pressure transducer 27 is used for the terminal swing pressure of measuring oscillating bar 29;
The elasticity loading unit comprises N spring guide 25, a N spring 26, a spring bearer plate 23 and an electric pushrod 24, and N is less than or equal to 10 even number; Shaft collar 28 is provided with N through hole; A said N through hole is in the evenly distribution on every side of the moment output shaft of friction element; Perhaps said N through hole evenly is divided into two groups; Said two groups of through holes become mirror image to be symmetrically distributed, and said mirror symmetry planes is to pass the plane of the axis of moment output shaft, and each spring guide 25 all is parallel to the moment output shaft; Said through hole internal diameter is greater than the external diameter of spring guide 25; One end of N spring guide 25 inserts respectively in the said N through hole, and the other end is fixedly connected with said spring bearer plate 23, and this plane, spring bearer plate 23 place is socketed with a spring 26 perpendicular to the moment output shaft of friction element on each spring guide 25; Electric pushrod 24 is coaxial with the moment output shaft of friction element;
Isolate amount of spin with surface bearing between electric pushrod 24 and the spring bearer plate 23;
ECU comprises tested motor-drive circuit, signal control circuit, current sensor, push-rod electric machine driving circuit and display unit; The tach signal output terminal of motor code-disc 30 connects the tach signal input end of signal control circuit;
The control signal output ends of signal control circuit connects the signal input end of tested motor-drive circuit; The signal output part of tested motor-drive circuit connects by the signal input part of measured motor 1; Current sensor is used to measure the electric current by measured motor 1, and the current signal output end of this current sensor connects the current signal input end of signal control circuit;
The control signal output ends of signal control circuit connects the signal input end of push-rod electric machine driving circuit; The signal output part of push-rod electric machine driving circuit connects the signal input part of electric pushrod 24; Signal control circuit control electric pushrod 24 each length that advance;
The pressure signal output terminal of pressure transducer connects the pressure signal input end of signal control circuit; The shows signal output terminal of signal control circuit connects the signal input part of display unit.
Embodiment two. below in conjunction with Fig. 1 and Fig. 2 this embodiment is described; This embodiment is for to the further specifying of the appliance stand of embodiment one, and the described appliance stand of this embodiment comprises tested motor support plate 2, friction element back up pad 3, base plate 5, base-plate 8, push rod side arm 9, push rod tailstock 11 and bearing bracket stand 22;
Tested motor support plate 2 is fixed on the base plate 5, is used for supporting by measured motor 1;
Friction element back up pad 3 is fixed on the base plate 5, and bearing is equipped with in its center, is used to support friction element, and this bearing is coaxial with the friction element input shaft;
Base-plate 8 is connected a side of base plate 5 through the section bar corner fittings, is used for abutment pressure sensor support base 7;
Push rod side arm 9 is separately fixed on the base plate 5 with push rod tailstock 11, is used for supporting and location electric pushrod 24;
Bearing bracket stand 22 is fixed on the base plate 5, and bearing bracket stand 22 is used for the moment output shaft of locating friction unit.
Embodiment three. below in conjunction with Fig. 1 and Fig. 2 this embodiment is described, this embodiment is for further specifying the axle sleeve of the described axle sleeve 12 of this embodiment for matching with D profile shaft or flat key axle to the axle sleeve 12 of embodiment one.
Embodiment four. below in conjunction with Fig. 1 and Fig. 2 this embodiment is described, this embodiment is for to the further specifying of the signal control circuit of embodiment one, and the described signal control circuit of this embodiment is the STM32 single-chip microcomputer.
The utility model is not limited to above-mentioned embodiment, can also be the reasonable combination of technical characterictic described in above-mentioned each embodiment.

Claims (4)

1. a portable electric machine Performance Test System is characterized in that, it comprises appliance stand, power unit, friction element, measuring unit, elasticity loading unit and ECU;
Said appliance stand is that power unit, friction element, elasticity loading unit, pressure measurement cell and ECU provide support and locate;
Power unit comprises axle sleeve (12) and steel bushing shaft coupling (13), is with axle sleeve (12) by the output shaft of measured motor (1) outside, and said output shaft is connected with the friction element input shaft through steel bushing shaft coupling (13),
Friction element comprises strigil main drive shaft (14), strigil external pressure plate (4), movable friction plate (17), static friction sheet (18) and strigil driven axle (20), and wherein strigil main drive shaft (14) is the input shaft of this friction element; Strigil main shaft (14) is connected through four bolt with strigil external pressure plate (4); Strigil external pressure plate (4) is fixedly connected through spline with movable friction plate (17); Movable friction plate (17) is connected with static friction sheet (18) friction; Static friction sheet (18) is fixedly linked through female spline and flower keyboard (19), and flower keyboard (19) is connected through 4 bolt with strigil driven axle (20), and strigil driven axle (20) is the moment output shaft of this friction element;
Measuring unit comprises motor code-disc (30), measuring piece (21) and pressure transducer (27), and motor code-disc (30) is used for measuring by the rotating speed of measured motor (1); Measuring piece (21) is made up of shaft collar (28) and fork (29); Shaft collar (28) center has through hole; The through hole at shaft collar (28) center is socketed in outside the moment output shaft of friction element, and is fixedly connected with said moment output shaft through flat key, and fork is positioned at a side of shaft collar (28); And with shaft collar (28) part that links into an integrated entity, pressure transducer (27) is used for the terminal swing pressure of measuring oscillating bar (29);
The elasticity loading unit comprises N spring guide (25), a N spring (26), a spring bearer plate (23) and electric pushrod (24), and N is less than or equal to 10 even number; Shaft collar (28) is provided with N through hole; A said N through hole is in the evenly distribution on every side of the moment output shaft of friction element; Perhaps said N through hole evenly is divided into two groups; Said two groups of through holes become mirror image to be symmetrically distributed, and said mirror symmetry planes is to pass the plane of the axis of moment output shaft, and each spring guide (25) all is parallel to the moment output shaft; Said through hole internal diameter is greater than the external diameter of spring guide (25); One end of N spring guide (25) inserts respectively in the said N through hole; The other end is fixedly connected with said spring bearer plate (23); Plane, this spring bearer plate (23) place is socketed with a spring (26) perpendicular to the moment output shaft of friction element on each spring guide (25); Electric pushrod (24) is coaxial with the moment output shaft of friction element;
Isolate amount of spin with surface bearing between electric pushrod (24) and the spring bearer plate (23);
ECU comprises tested motor-drive circuit, signal control circuit, current sensor, push-rod electric machine driving circuit and display unit; The tach signal output terminal of motor code-disc (30) connects the tach signal input end of signal control circuit;
The control signal output ends of signal control circuit connects the signal input end of tested motor-drive circuit; The signal output part of tested motor-drive circuit connects by the signal input part of measured motor (1); Current sensor is used for measuring by the electric current of measured motor (1), and the current signal output end of this current sensor connects the current signal input end of signal control circuit;
The control signal output ends of signal control circuit connects the signal input end of push-rod electric machine driving circuit; The signal output part of push-rod electric machine driving circuit connects the signal input part of electric pushrod (24); Signal control circuit control electric pushrod (24) advances length at every turn;
The pressure signal output terminal of pressure transducer connects the pressure signal input end of signal control circuit; The shows signal output terminal of signal control circuit connects the signal input part of display unit.
2. a kind of portable electric machine Performance Test System according to claim 1 is characterized in that: said appliance stand comprises tested motor support plate (2), friction element back up pad (3), base plate (5), base-plate (8), push rod side arm (9), push rod tailstock (11) and bearing bracket stand (22);
Tested motor support plate (2) is fixed on the base plate (5), is used for supporting by measured motor (1);
Friction element back up pad (3) is fixed on the base plate (5), is used to support friction element, and bearing (15) is equipped with in its center, and this bearing (15) is used for fixing the friction element input shaft;
Base-plate (8) is connected a side of base plate (5) through the section bar corner fittings, is used for the abutment pressure sensor;
Push rod side arm (9) and push rod tailstock (11) all are fixed on the base plate (5), are used for supporting and location electric pushrod (24);
Bearing bracket stand (22) is fixed on the base plate (5), and bearing bracket stand (22) is used for the moment output shaft of locating friction unit.
3. a kind of portable electric machine Performance Test System according to claim 1 is characterized in that: the axle sleeve of described axle sleeve (12) for matching with D profile shaft or flat key axle.
4. a kind of portable electric machine Performance Test System according to claim 1 is characterized in that: described signal control circuit adopts the STM32 chip microcontroller.
CN2012202345351U 2012-05-23 2012-05-23 Portable motor performance testing system Withdrawn - After Issue CN202563074U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012202345351U CN202563074U (en) 2012-05-23 2012-05-23 Portable motor performance testing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012202345351U CN202563074U (en) 2012-05-23 2012-05-23 Portable motor performance testing system

Publications (1)

Publication Number Publication Date
CN202563074U true CN202563074U (en) 2012-11-28

Family

ID=47212719

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012202345351U Withdrawn - After Issue CN202563074U (en) 2012-05-23 2012-05-23 Portable motor performance testing system

Country Status (1)

Country Link
CN (1) CN202563074U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102680894A (en) * 2012-05-23 2012-09-19 哈尔滨工业大学 Performance testing system and performance testing method for portable motor
CN103018494A (en) * 2012-12-05 2013-04-03 奇瑞汽车股份有限公司 Connecting tool of motor testing platform
CN103278770A (en) * 2013-04-26 2013-09-04 福建工程学院 Ultrasonic motor performance comprehensive testing device and testing method thereof
CN105629170B (en) * 2015-12-30 2019-01-01 广州广电计量检测股份有限公司 A kind of electromagnetic compatibility motor loading test device
CN109940641A (en) * 2019-03-25 2019-06-28 聊城大学 The open control and experimental system for controling integrated industrial robot
CN110954258A (en) * 2020-01-02 2020-04-03 江西理工大学 Motor testing device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102680894A (en) * 2012-05-23 2012-09-19 哈尔滨工业大学 Performance testing system and performance testing method for portable motor
CN102680894B (en) * 2012-05-23 2014-09-17 哈尔滨工业大学 Performance testing system and performance testing method for portable motor
CN103018494A (en) * 2012-12-05 2013-04-03 奇瑞汽车股份有限公司 Connecting tool of motor testing platform
CN103278770A (en) * 2013-04-26 2013-09-04 福建工程学院 Ultrasonic motor performance comprehensive testing device and testing method thereof
CN103278770B (en) * 2013-04-26 2015-07-29 福建工程学院 The performance comprehensive test device of ultrasound electric machine and method of testing thereof
CN105629170B (en) * 2015-12-30 2019-01-01 广州广电计量检测股份有限公司 A kind of electromagnetic compatibility motor loading test device
CN109940641A (en) * 2019-03-25 2019-06-28 聊城大学 The open control and experimental system for controling integrated industrial robot
CN110954258A (en) * 2020-01-02 2020-04-03 江西理工大学 Motor testing device

Similar Documents

Publication Publication Date Title
CN102680894A (en) Performance testing system and performance testing method for portable motor
CN202563074U (en) Portable motor performance testing system
CN106706207B (en) A kind of step force generating apparatus for force snesor dynamic calibration
CN201392174Y (en) Motor rotor concentricity testing device
CN2758720Y (en) Torque tester
CN203497121U (en) Foot power detection device arranged in hub motor
CN103674728A (en) Three-point bending force testing machine
CN202092808U (en) Hysteresis torque and ripple torque tester of motor
CN201575899U (en) Resonance type crankshaft bending fatigue tester based on strain control principle
CN203274988U (en) Central shaft moment measurement apparatus
CN104278984B (en) Micrometric displacement indicator for beam pumper
CN202886558U (en) Low voltage switch mechanical performance detection device
CN204142846U (en) Non-contact electric tool performance device for quick testing
CN202648582U (en) Detection device for axial play of motor
CN203534742U (en) Integrated pumping well polished rod axial force and torque sensor
CN203203731U (en) Jig capable of measuring torque of cylindrical helical torsion spring
CN208537580U (en) A kind of Multifunctional speed generating device
CN201569524U (en) Unbalanced moment measuring device for balance shaft of universal small gasoline engine
CN202836456U (en) Axial clearance detection device for motor output shaft
CN201845467U (en) Ruler for measuring arm of force
CN203163910U (en) Injection pump overload measuring device and injection pump
CN201527446U (en) Current detecting device on high-voltage and ultra-high-voltage power transmission lines
AU2013100737A4 (en) Load Simulation Mechanism for Motor
CN103389022A (en) Motor axial float detecting device
CN203584408U (en) Micrometric-displacement indicator used for beam-pumping unit

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20121128

Effective date of abandoning: 20140917

RGAV Abandon patent right to avoid regrant