CN203025327U - Testing device for linear stepping motor - Google Patents
Testing device for linear stepping motor Download PDFInfo
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- CN203025327U CN203025327U CN 201320017148 CN201320017148U CN203025327U CN 203025327 U CN203025327 U CN 203025327U CN 201320017148 CN201320017148 CN 201320017148 CN 201320017148 U CN201320017148 U CN 201320017148U CN 203025327 U CN203025327 U CN 203025327U
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- stepping motor
- linear stepping
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- 238000012360 testing method Methods 0.000 title claims abstract description 45
- 238000006073 displacement reaction Methods 0.000 claims abstract description 34
- 238000004088 simulation Methods 0.000 claims abstract description 15
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000011888 foil Substances 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 230000033001 locomotion Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000011056 performance test Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
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Abstract
The utility model discloses a testing device for a linear stepping motor. The testing device comprises a load simulation component mounted on a base and a placing support for fixing the linear stepping motor, as well as a force sensor and a displacement sensor, which are used for testing the performances of the tested motor, wherein a stator of a loading motor in the load simulation component is fixed on the base through a first support, a rotor of the loading motor is fixed on a sliding block of a linear guide rail through a second support, the two ends of the force sensor are respectively connected with the second support and an output shaft of the linear stepping motor, and the displacement sensor is mounted on the linear guide rail and the sliding block thereof. According to the scheme, the loading motor is adopted for providing loading force, the magnitude of the loading force can be regulated according to different testing demands, the loading force provided by the loading motor is constant, and the force sensor and the displacement sensor, which have high precision, are adopted for measuring the operation situation of the tested motor in real time; and by adopting the scheme, the repeated testing of the linear stepping motor is realized, and the testing precision of the linear stepping motor is improved.
Description
Technical field
The utility model relates to the motor performance test field, relates in particular to a kind of linear stepping motor testing apparatus.
Background technology
Linear stepping motor, or claim linear stepping motor, be to be converted into a kind of stepper motor of linear movement at motor internal rotatablely moving.The ultimate principle of linear stepping motor is to adopt a screw rod and nut to be meshed, and takes to prevent someway that bolt and nut from relatively rotating, thereby screw axial is moved.Linear stepping motor is widely used in comprising that manufacturing, close adjustment, accurate fluid measurement, exact position many high-precision requirement fields such as move, these application all have very high requirement to the step angle error of linear stepping motor, the performances such as maximum thrust of leading into pull out torque and motor, so, the performance test of linear stepping motor is even more important.
At present, when linear stepping motor is carried out performance test, mainly contained following two kinds by the mode of measured motor offered load:
(1) adopt the form of counterweight, counterweight is fixed in an end of motor by rope, just can change load value by the size that changes counterweight;
(2) adopt the form of spring, with the different load of spring generation of different elasticity coefficient.
In existing testing apparatus, the load mode of spring can not provide constant loading force, and the elastic force of spring can change with the displacement of motor movement; After through long test, spring will lose efficacy.Fall in the test mode of counterweight, due to counterweight by rope be connected by measured motor, the elastic deformation of rope causes measurement result inaccurate, repeatability is also bad.
As seen, there is following shortcoming in existing measuring technology to linear stepping motor: the precision of test result is low, poor repeatability; Data acquisition and record are inconvenient, and testing efficiency is low, is unfavorable for that problem is reviewed and data analysis.
Therefore, but how realizing repeated test to linear stepping motor, and improve its measuring accuracy, is the present technical issues that need to address of those skilled in the art.
The utility model content
In view of this, the utility model provides a kind of linear stepping motor testing apparatus, but is used for realization to the repeated test of linear stepping motor, and improves its measuring accuracy.
In order to address the above problem, the utility model provides a kind of linear stepping motor testing apparatus, comprising: base;
The load simulation assembly, comprise loading motor, line slideway and slide block, the stator of described loading motor is fixed in described base by the first support, the mover of described loading motor is fixedly connected with the second support that is fixed in described slide block, described line slideway is fixed in described base, and described slide block slidably is installed on described line slideway;
The power sensor, an end of described power sensor is fixedly connected with described the second support, and the other end of described power sensor is connected with the output shaft of described linear stepping motor;
Be used for measuring the displacement transducer of described mover displacement;
Be used for the laying bracket of the stator of fixing described linear stepping motor, described laying bracket is fixed in described base.
Preferably, described equipment also is included in the sliding stand perpendicular to displacement-adjustable in the plane of the output shaft of described linear stepping motor, and described laying bracket is installed on described sliding stand.
Preferably, one end of described power sensor is connected with the first transmission shaft, described the first transmission shaft is connected with described mover, and the other end of described power sensor is connected with second driving shaft, and described second driving shaft is connected with the output shaft of described linear stepping motor by shaft coupling.
Preferably, be provided with the bracing frame with through hole between described power sensor and described shaft coupling, the through hole of support frame as described above is provided with linear bearing, and described second driving shaft passes described linear bearing and is connected with described shaft coupling.
Preferably, described displacement transducer is the grating scale displacement transducer, and the grating scale of described grating scale displacement transducer is fixed in described line slideway, and the read head of described grating scale displacement transducer is fixed in described slide block.
Preferably, described power sensor is stain foil force sensor.
Preferably, described base is provided be used to the groove that described load simulation assembly and described laying bracket are installed.
Preferably, described load simulation assembly also comprises the base plate that is fixed in described base, and described the first support and described line slideway are fixedly installed in described base plate.
The utility model scheme advantage: the linear stepping motor testing apparatus that this programme provides comprises the load simulation assembly that is arranged on base and is used for the fixedly laying bracket of linear stepping motor, also comprises be used to power sensor and the displacement transducer of testing tested motor performance.Wherein, the stator of the loading motor in the load simulation assembly is fixed in base by the first support, the mover of loading motor is fixed in slide block on line slideway by the second support, the two ends of power sensor connect respectively the output shaft of the second support and linear stepping motor, and displacement transducer is installed on line slideway and slide block thereof.During test, loading motor provides load force, the large I of its load simulation is regulated according to different testing requirements, and the load force that loading motor provides is more constant, can not change after repeatedly testing yet, so, compare with the load mode that adopts spring with falling counterweight in prior art, but this programme has been realized very easy repeated test.This programme adopts the power sensor to measure in real time loading force in loading procedure, be convenient to analyze the problem that occurs in loading procedure, the measuring head of displacement transducer is fixed on slide block, can follow the mover motion of loading motor and do straight reciprocating motion on line slideway, in order to measure by the moving displacement value of measured motor, thereby judgement is by measured motor step-out whether, the measuring accuracy of power sensor and displacement transducer is higher, so compare with existing measuring technology, this programme has improved the measuring accuracy of linear stepping motor.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The testing apparatus one-piece construction schematic diagram that Fig. 1 provides for the utility model embodiment;
The testing apparatus one-piece construction front view that Fig. 2 provides for the utility model embodiment.
In Fig. 1 to Fig. 2:
Embodiment
Core of the present utility model is to provide a kind of linear stepping motor testing apparatus, but is used for realization to the repeated test of linear stepping motor, and improves its measuring accuracy.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1 and Fig. 2, the testing apparatus one-piece construction schematic diagram that Fig. 1 provides for the utility model embodiment; The testing apparatus one-piece construction front view that Fig. 2 provides for the utility model embodiment.
In a kind of specific embodiment, a kind of linear stepping motor testing apparatus that this programme provides comprises base 1, load simulation assembly, power sensor 3, displacement transducer 4 and is used for the fixedly laying bracket 5 of the stator of linear stepping motor 10.
The load simulation assembly is that load force and the primary clustering of testing are provided in this testing apparatus, this assembly comprises again loading motor 21, line slideway 22 and slide block 23, the stator 211 of loading motor 21 is fixed in base 1 by the first support 24, and therefore, stator 211 also maintains static; The mover 212 of loading motor 21 is fixedly connected with the second support 25 that is fixed in slide block 23, line slideway 22 is fixed in base 1, slide block 23 slidably is installed on line slideway 22, so mover 212 just can be done straight reciprocating motion along line slideway 22, thereby linear stepping motor 10 is applied fictitious load power.
The kind of power sensor 3 has strain tubular type, strain chip and combined type etc., because the precision of stain foil force sensor is higher, can test more accurately the performance of exerting oneself of linear stepping motor 10, therefore in the present embodiment, power sensor 3 has been selected stain foil force sensor.
In order conveniently to utilize power sensor 3 that the output shaft of mover 212 with linear stepping motor 10 coupled together, usually the end at power sensor 3 is connected with the first transmission shaft 31, the first transmission shaft 31 is connected with mover 212, the other end at power sensor 3 is connected with second driving shaft 32, and second driving shaft 32 is connected with the output shaft of linear stepping motor 10 by shaft coupling 7.
After increasing second driving shaft 32, distance between power sensor 3 and linear stepping motor 10 strengthens, in test process, second driving shaft 32 can produce vibration, in order to reduce the vibration in test process, make test process more steady, so, the bracing frame 8 with through hole usually be provided with between power sensor 3 and shaft coupling 7, bracing frame 8 can reduce the part vibration of second driving shaft 32, thereby makes test process more steady.
In order to reduce the friction force of motor movement, improve simultaneously the stress-bearing capability of second driving shaft 32, usually be provided with linear bearing 9 in the through hole of bracing frame 8,32 of second driving shafts pass this linear bearing 9 and are connected with shaft coupling 7, this linear bearing 9 has guide effect, can guarantee the right alignment in the motor movement process.
In test process, need the stator of tested linear stepping motor 10 is fixed, so just can make the output shaft of linear stepping motor 10 do straight reciprocating motion along the axis direction of second driving shaft 32, so the stator of tested linear stepping motor 10 is fixed in laying bracket 5, and laying bracket 5 is fixed in base 1.Laying bracket 5 is removable, tests so that the linear stepping motor 10 of different size is installed.
Right alignment between tested linear stepping motor 10 and loading motor 21 and power sensor 3 is higher, the precision of test result is also just higher, therefore in order to improve its right alignment, this testing apparatus also is included in the sliding stand 6 perpendicular to displacement-adjustable in the plane of the output shaft of linear stepping motor 10, and 5 of laying brackets are installed on this sliding stand 6.When before test, tested linear stepping motor 10 being installed, just can finely tune sliding stand 6, the locus of tested linear stepping motor 10 is fine setting thereupon, thereby can make its right alignment reach default standard.
the kind of displacement transducer 4 has multiple, as potentiometric displacement transducer, capacitive displacement transducer, Hall displacement transducer, grating scale displacement transducer etc., because grating scale displacement transducer precision is high, signal is processed and is easier to, so, displacement transducer 4 in the present embodiment has been selected the grating scale displacement transducer, the grating scale 41 of grating scale displacement transducer is fixed in a side of line slideway 22, 42 homonymies that are fixed in slide block 23 of the read head of grating scale displacement transducer, read head 42 is with mover 212 and slide block 23 motions of loading motor 21, thereby can measure the displacement of tested linear stepping motor 10, can judge tested linear stepping motor 10 step-out whether under a fixed load.
In order to facilitate the installation of each parts, the load simulation assembly comprises that also base plate 26, the first supports 24 that are fixed in base 1 are fixedly installed in base plate 26 with line slideway 22.Like this, loading motor 21, line slideway 22, slide block 23, the first support 24 and the second support 25 can be installed on base plate 26 in advance, thereby have reduced assembly process.In addition, because base plate 26 is fixed in base 1, so, other parts that are fixed in base 1 also can be installed on base plate 26, such as laying bracket 5 and bracing frame 8 are fixed in base plate 26 in advance according to default position, so not only the right alignment of motor can be improved, assembly process can also be further reduced.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, realization in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a linear stepping motor testing apparatus, is characterized in that, comprising:
Base (1);
The load simulation assembly, comprise loading motor (21), line slideway (22) and slide block (23), the stator (211) of described loading motor (21) is fixed in described base (1) by the first support (24), the mover (212) of described loading motor (21) is fixedly connected with the second support (25) that is fixed in described slide block (23), described line slideway (22) is fixed in described base (1), and described slide block (23) slidably is installed on described line slideway (22);
Power sensor (3), an end of described power sensor (3) is fixedly connected with described the second support (25), and the other end of described power sensor (3) is connected with the output shaft of described linear stepping motor;
Be used for measuring the displacement transducer (4) of described mover (212) displacement;
Be used for the laying bracket (5) of the stator of fixing described linear stepping motor, described laying bracket (5) is fixed in described base (1).
2. equipment according to claim 1, is characterized in that, described equipment also is included in the sliding stand (6) perpendicular to displacement-adjustable in the plane of the output shaft of described linear stepping motor, and described laying bracket (5) is installed on described sliding stand (6).
3. equipment according to claim 1, it is characterized in that, one end of described power sensor (3) is connected with the first transmission shaft (31), described the first transmission shaft (31) is connected with described mover (212), the other end of described power sensor (3) is connected with second driving shaft (32), and described second driving shaft (32) is connected with the output shaft of described linear stepping motor by shaft coupling (7).
4. equipment according to claim 3, it is characterized in that, be provided with the bracing frame (8) with through hole between described power sensor (3) and described shaft coupling (7), the through hole of support frame as described above (8) is provided with linear bearing (9), and described second driving shaft (32) passes described linear bearing (9) and is connected with described shaft coupling (7).
5. equipment according to claim 1, it is characterized in that, described displacement transducer (4) is the grating scale displacement transducer, and the grating scale of described grating scale displacement transducer is fixed in described line slideway (22), and the read head of described grating scale displacement transducer is fixed in described slide block (23).
6. equipment according to claim 1, is characterized in that, described power sensor (3) is stain foil force sensor.
7. equipment according to claim 1, is characterized in that, described base (1) is provided be used to the groove that described load simulation assembly and described laying bracket (5) are installed.
8. equipment according to claim 1, is characterized in that, described load simulation assembly also comprises the base plate (26) that is fixed in described base (1), and described the first support (24) is fixedly installed in described base plate (26) with described line slideway (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320017148 CN203025327U (en) | 2013-01-11 | 2013-01-11 | Testing device for linear stepping motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320017148 CN203025327U (en) | 2013-01-11 | 2013-01-11 | Testing device for linear stepping motor |
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| CN203025327U true CN203025327U (en) | 2013-06-26 |
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| CN 201320017148 Expired - Lifetime CN203025327U (en) | 2013-01-11 | 2013-01-11 | Testing device for linear stepping motor |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103558548A (en) * | 2013-11-04 | 2014-02-05 | 江苏汇尔豪电机科技有限公司 | Multifunctional servo motor performance testing device and testing system thereof |
| CN103698701A (en) * | 2013-12-25 | 2014-04-02 | 中国科学院西安光学精密机械研究所 | Automatic comprehensive test system and automatic comprehensive test method of stepper motor |
| CN104035032A (en) * | 2014-06-24 | 2014-09-10 | 沈阳机床(集团)有限责任公司 | Experimental device of feeding mechanism of linear motor |
| CN105241409A (en) * | 2015-09-25 | 2016-01-13 | 上海新纪元机器人有限公司 | Apparatus and method for measuring Z-axis vibration displacement |
| CN108398638A (en) * | 2018-04-11 | 2018-08-14 | 陈朋辉 | A kind of motor experimental bench |
| CN108458824A (en) * | 2018-03-14 | 2018-08-28 | 哈尔滨工业大学 | Linear motor normal direction force test device |
| CN108508361A (en) * | 2018-04-09 | 2018-09-07 | 南京航空航天大学 | A kind of linear piezoelectric motor electromechanical properties test system |
| CN108957321A (en) * | 2018-08-23 | 2018-12-07 | 广州市昊志机电股份有限公司 | A kind of linear motor test platform |
| CN109188279A (en) * | 2018-09-27 | 2019-01-11 | 珠海格力电器股份有限公司 | linear motor performance test device |
| CN110275108A (en) * | 2018-03-16 | 2019-09-24 | 中国石油天然气股份有限公司 | Linear Motor Supervisory System and method |
| CN110631754A (en) * | 2019-08-30 | 2019-12-31 | 歌尔股份有限公司 | Linear motor thrust and thrust fluctuation testing device and testing system |
| CN110850287A (en) * | 2019-10-22 | 2020-02-28 | 北京动力机械研究所 | 12 ten thousand high-speed permanent-magnet machine test bench testing arrangement that change |
| CN116359558A (en) * | 2023-03-13 | 2023-06-30 | 深圳市三雅科技有限公司 | Linear motor intelligent testing device |
-
2013
- 2013-01-11 CN CN 201320017148 patent/CN203025327U/en not_active Expired - Lifetime
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103558548A (en) * | 2013-11-04 | 2014-02-05 | 江苏汇尔豪电机科技有限公司 | Multifunctional servo motor performance testing device and testing system thereof |
| CN103698701A (en) * | 2013-12-25 | 2014-04-02 | 中国科学院西安光学精密机械研究所 | Automatic comprehensive test system and automatic comprehensive test method of stepper motor |
| CN103698701B (en) * | 2013-12-25 | 2017-01-18 | 中国科学院西安光学精密机械研究所 | Automatic comprehensive test system and automatic comprehensive test method of stepper motor |
| CN104035032A (en) * | 2014-06-24 | 2014-09-10 | 沈阳机床(集团)有限责任公司 | Experimental device of feeding mechanism of linear motor |
| CN105241409A (en) * | 2015-09-25 | 2016-01-13 | 上海新纪元机器人有限公司 | Apparatus and method for measuring Z-axis vibration displacement |
| CN108458824A (en) * | 2018-03-14 | 2018-08-28 | 哈尔滨工业大学 | Linear motor normal direction force test device |
| CN110275108A (en) * | 2018-03-16 | 2019-09-24 | 中国石油天然气股份有限公司 | Linear Motor Supervisory System and method |
| CN110275108B (en) * | 2018-03-16 | 2021-09-28 | 中国石油天然气股份有限公司 | Linear motor detection system and method |
| CN108508361A (en) * | 2018-04-09 | 2018-09-07 | 南京航空航天大学 | A kind of linear piezoelectric motor electromechanical properties test system |
| CN108398638A (en) * | 2018-04-11 | 2018-08-14 | 陈朋辉 | A kind of motor experimental bench |
| CN108957321A (en) * | 2018-08-23 | 2018-12-07 | 广州市昊志机电股份有限公司 | A kind of linear motor test platform |
| CN109188279A (en) * | 2018-09-27 | 2019-01-11 | 珠海格力电器股份有限公司 | linear motor performance test device |
| CN110631754A (en) * | 2019-08-30 | 2019-12-31 | 歌尔股份有限公司 | Linear motor thrust and thrust fluctuation testing device and testing system |
| WO2021036598A1 (en) * | 2019-08-30 | 2021-03-04 | 歌尔股份有限公司 | Linear motor thrust and thrust ripple test apparatus and test system |
| CN110850287A (en) * | 2019-10-22 | 2020-02-28 | 北京动力机械研究所 | 12 ten thousand high-speed permanent-magnet machine test bench testing arrangement that change |
| CN110850287B (en) * | 2019-10-22 | 2021-09-28 | 北京动力机械研究所 | 12 ten thousand high-speed permanent-magnet machine test bench testing arrangement that change |
| CN116359558A (en) * | 2023-03-13 | 2023-06-30 | 深圳市三雅科技有限公司 | Linear motor intelligent testing device |
| CN116359558B (en) * | 2023-03-13 | 2023-12-12 | 深圳市三雅科技有限公司 | Linear motor intelligent testing device |
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Address after: 4 / F, building 1, No.14 Jiuxianqiao Road, Chaoyang District, Beijing 100020 Patentee after: Beijing Jingwei Hirain Technologies Co.,Inc. Address before: 100101 Beijing city Chaoyang District Anxiang Beili 11 B block 8 layer Patentee before: Beijing Jingwei HiRain Technologies Co.,Ltd. |
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Granted publication date: 20130626 |
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