CN207585804U - A kind of linear motor test device - Google Patents
A kind of linear motor test device Download PDFInfo
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- CN207585804U CN207585804U CN201721507959.XU CN201721507959U CN207585804U CN 207585804 U CN207585804 U CN 207585804U CN 201721507959 U CN201721507959 U CN 201721507959U CN 207585804 U CN207585804 U CN 207585804U
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- grating scale
- motor
- linear motor
- test device
- display console
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Abstract
The utility model is related to a kind of linear motor test devices, it is made of linear electric motor controller, high-precision pull pressure sensor, high-precision grating scale, clamping platform and display console, linear electric motor controller drives the operation of linear motor according to the instruction of display console；High-precision pull pressure sensor is fixed on the load end of motor, and passes through extension spring and be connected with motor, is responsible for the maximum push and draw force of detection of straight lines motor；High-precision double grating scale is connected with load, and when motor drive, which is supported on, to be moved on guide rail, the reading head of grating scale is also synchronous to be moved on grating scale, so that displacement will be loaded and velocity of displacement detects and is reported to display console；Display console is responsible for the scheduling of entire test assignment, can each instrument of Comprehensive Control, and test data is shown, handled and is stored.
Description
Technical field
The invention belongs to the technical fields of linear motor test, are related to a kind of linear motor test device, and in particular to straight
Line motor maximum push-pull effort and linear motor speed, the test device of positioning accuracy.
Background technology
The test event of linear motor generally comprises the linear motor speed of service, Positioning Accuracy of Linear Motors and straight-line electric
The contents such as machine maximum push-pull effort.
The linear motor executing agency high as efficient, reliability, more and more applies in electromechanical equipment, straight line
Motor eliminates complicated mechanical transmission mechanism, can directly be connected with load, be truly realized straight drive.In linear motor type selecting mistake
Cheng Zhong generally requires the parameters such as the maximum push-pull effort of concern linear motor and speed, the positioning accuracy of linear motor, therefore this
Invention devises a kind of effective linear motor function, performance testing device, can be used in the test to linear motor, is motor
Type selecting provides foundation.
Invention content
Technical problems to be solved
In order to avoid the shortcomings of the prior art, the present invention proposes a kind of linear motor test device, it can be to straight line
The push-pull effort and the speed of service of motor, positioning accuracy are accurately measured.
Technical solution
A kind of linear motor test device, it is characterised in that including pulling force sensor 1, spring 2, linear motor fixed frame 3,
Guide rail 4, first grating scale 7 and second grating scale 8；Pulling force sensor 1 is oppositely arranged with linear motor fixed frame 3, pull sensing
Device 1 is fixed on the load end of motor, and is slidably disposed on guide rail 4, is connected by spring 2 with tested motor；7 He of first grating scale
Second grating scale 8 is arranged in parallel in the both sides of spring 2, and the reading head on grating scale reads data.
The first grating scale 7 and second grating scale 8 are equipped with travel switch 6.
The pull pressure sensor uses high-precision pull pressure sensor gold promise JLBS-R-5Kg.
The first grating scale 7 and second grating scale 8 select the moral LC181-1024 double grating scales combination of German sea.
Advantageous effect
A kind of linear motor test device proposed by the present invention, by linear electric motor controller, high-precision pull pressure sensor,
High-precision grating scale, clamping platform and display console composition composition, linear electric motor controller is according to the finger of display console
Enable the operation to drive linear motor；High-precision pull pressure sensor is fixed on the load end of motor, and pass through extension spring with
Motor is connected, and is responsible for the maximum push and draw force of detection of straight lines motor；High-precision double grating scale is connected with load, is born when motor drives
It is loaded in when being moved on guide rail, the reading head of grating scale is also synchronous to be moved on grating scale, so as to load displacement and position
It moves velocity measuring and is reported to display console；Display console is responsible for the scheduling of entire test assignment, can Comprehensive Control it is each
A instrument, and test data is shown, handled and is stored.
Description of the drawings
Fig. 1 is the linear motor maximum device for testing push-pull force schematic diagram of the embodiment of the present invention；
Fig. 2 is the linear motor speed testing device schematic diagram of the embodiment of the present invention；
Fig. 3 is the linear motor test flow chart of the embodiment of the present invention.
1- pulling force sensors, 2- springs, 3- linear motor fixed frames, 4- guide rails, 5- read/write heads, 6- travel switches, 7-
One grating scale, 8- second grating scales.
Specific embodiment
In conjunction with embodiment, attached drawing, the invention will be further described：
Linear motor test device includes pulling force sensor 1, spring 2, linear motor fixed frame 3, guide rail 4, the first grating
Ruler 7 and second grating scale 8；Pulling force sensor 1 is oppositely arranged with linear motor fixed frame 3, and pulling force sensor 1 is fixed on motor
Load end, and be slidably disposed on guide rail 4, it is connected by spring 2 with tested motor；First grating scale 7 is parallel with second grating scale 8
It is arranged on the both sides of spring 2, the reading head on grating scale reads data.
The first grating scale 7 and second grating scale 8 are equipped with travel switch 6.
Whole device is mounted on clamping platform, and test data is sent to display console composition composition, linear motor control
Device drives the operation of linear motor according to the instruction of display console；Pulling force sensor is fixed on the load end of motor, and leads to
Overstretching spring is connected with motor, is responsible for the maximum push and draw force of detection of straight lines motor；High-precision double grating scale is connected with load,
When motor drive, which is supported on, to be moved on guide rail, the reading head of grating scale is also synchronous to be moved on grating scale, so as to load
Displacement and velocity of displacement detect and are reported to display console；Display console is responsible for the scheduling of entire test assignment, energy
The each instrument of enough Comprehensive Controls, and test data is shown, handled and is stored.
High-precision pull pressure sensor gold promise JLBS-R-5Kg in the present embodiment, belongs to resistance strain type sensor,
It is under the jurisdiction of weighing sensor series, is a kind of device that physical signal is changed into measurable electric signal output.Extensive utilization
In the dynamometry occasion such as Industrial Weighing system, platform scale, electronic scale, hang hook steelyard, burden balance.Its measurement range is：0~50N, precision
± 0.5%；Output nonlinear parameter：≤ ± 0.03%FS.
The German sea moral LC181-1024 double grating scales combination of selection in the present embodiment is realized, when having faster response
Between and higher positional precision, LC181-1024 grating scales blade uses aluminium section bar, and through polarization process, ruler head point is closed using zinc
Golden die casting, anti-corrosion corrosion protection, light source use import infrared light-emitting diode, small long lifespan, and sensor uses sealed construction,
Super broad type (thickening type), dependable performance, installation are safeguarded, are maintained simply.Its measurement range is：0~70mm；Pitch is 0.02mm；
Resolution ratio is 1um.
Linear motor driver selects AHD822X type two-phase stepping motor controllers in the present embodiment, straight for driving
Line stepper motor, control voltage are 12A~50V, and rated current is 0.6A~2A, without pulse, passes through switching signal
Control motor operation.
Information exchange is carried out by RS232 buses between linear electric motor controller and display console, straight line can be set
The driving current of motor, and linear motor can be controlled to be operated in velocity mode or mode position.
The pulling force sensor with linear motor load end connection mode is connect by spring, and can adjust pulling force biography
The distance between sensor and linear motor, so as to change the deformation quantity of spring, to set the initial tensile force of linear motor or thrust.
According to the interaction principle of power, this method can be under conditions of pulling force sensor not be dismantled, the thrust of difference measurement motor
And pulling force；Pulling force sensor is connect by RS232 buses with display console, can push-pull effort test result be passed through RS232
Bus cycles property is reported to display console.
The grating scale each side sets a grating scale, and the reading head of two grating scales differs fixed distance
L, L are the odd-multiple of 1/2 minimum scale of grating scale, and the output signal form of each grating scale is two-way quadrature coding pulse, is shown
Show console while four road quadrature coding pulses are counted, for improving the measurement accuracy of grating scale.
The testing procedure of specific linear motor test device is as follows：
Step 1. test device after the power is turned on, is sent by display console and ordered, and test device can be made to carry out motor and pushed away
Pulling force project testing carries out motor speed, positioning accuracy project testing；
If step 2. selection carries out the relative position pass of motor push-pull effort test, adjustment push-and-pull force snesor and motor
System, deforms upon spring, sets the initial push-pull effort of motor；
Step 3. starts linear electric motor controller, and linear motor is moved forward and backward, and changes the deformation of spring, and then change
To the active force of pulling force sensor, the data detected are uploaded to display console by pulling force sensor, until motor occurs to block up
Turn, what is shown on display console at this time is the pulling force or thrust of maximum.
If step 4. selection carries out the speed of linear motor and positioning accuracy project testing, disconnect motor load end with
Motor load end is connected by the connection of spring with grating ruler reading head；
Step 5. starts linear electric motor controller, and linear motor carries out self-test, by the travel switch of setting, to set
Measurement range；Control motor is operated in velocity mode or mode position, and during exercise, grating scale uploads measurement data to motor
To display console.
Claims (4)
1. a kind of linear motor test device, it is characterised in that including pulling force sensor (1), spring (2), linear motor fixed frame
(3), guide rail (4), first grating scale (7) and second grating scale (8)；Pulling force sensor (1) is opposite with linear motor fixed frame (3)
Setting, pulling force sensor (1) is fixed on the load end of motor, and is slidably disposed on guide rail (4), passes through spring (2) and tested electricity
Machine is connected；First grating scale (7) and second grating scale (8) are arranged in parallel in the both sides of spring (2), and the reading head on grating scale is read
Access evidence.
2. linear motor test device according to claim 1, it is characterised in that：The first grating scale (7) and the second light
Grid ruler (8) is equipped with travel switch (6).
3. linear motor test device according to claim 1, it is characterised in that：The pulling force sensor is drawn using high-precision
Pressure sensor gold promise JLBS-R-5Kg.
4. linear motor test device according to claim 1, it is characterised in that：The first grating scale (7) and the second light
Grid ruler (8) selects the moral LC181-1024 double grating scales combination of German sea.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721507959.XU CN207585804U (en) | 2017-11-14 | 2017-11-14 | A kind of linear motor test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721507959.XU CN207585804U (en) | 2017-11-14 | 2017-11-14 | A kind of linear motor test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207585804U true CN207585804U (en) | 2018-07-06 |
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ID=62731682
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| CN201721507959.XU Active CN207585804U (en) | 2017-11-14 | 2017-11-14 | A kind of linear motor test device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269570A (en) * | 2018-11-07 | 2019-01-25 | 扬州电力设备修造厂有限公司 | A kind of electric pushrod test device |
| CN110045284A (en) * | 2019-05-21 | 2019-07-23 | 苏州科技大学 | A kind of linear motor test device |
| CN110297184A (en) * | 2019-07-23 | 2019-10-01 | 常州北埠电子技术有限公司 | A kind of programmable straight line loading device |
| CN110333021A (en) * | 2019-07-29 | 2019-10-15 | 上海御渡半导体科技有限公司 | The measuring device of motor mould group pulling force |
| CN110398308A (en) * | 2019-07-29 | 2019-11-01 | 上海御渡半导体科技有限公司 | The measuring device of motor mould group thrust |
| CN114397053A (en) * | 2022-01-25 | 2022-04-26 | 西安微电机研究所有限公司 | Linear drive motor push-pull force and stroke testing device |
| CN115632516A (en) * | 2022-12-01 | 2023-01-20 | 普达迪泰(成都)智造研究院有限公司 | High-precision servo linear driving device |
-
2017
- 2017-11-14 CN CN201721507959.XU patent/CN207585804U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109269570A (en) * | 2018-11-07 | 2019-01-25 | 扬州电力设备修造厂有限公司 | A kind of electric pushrod test device |
| CN109269570B (en) * | 2018-11-07 | 2024-03-22 | 扬州电力设备修造厂有限公司 | Electric putter testing arrangement |
| CN110045284A (en) * | 2019-05-21 | 2019-07-23 | 苏州科技大学 | A kind of linear motor test device |
| CN110297184A (en) * | 2019-07-23 | 2019-10-01 | 常州北埠电子技术有限公司 | A kind of programmable straight line loading device |
| CN110297184B (en) * | 2019-07-23 | 2024-03-15 | 常州北埠电子技术有限公司 | Programmable linear loading device |
| CN110333021A (en) * | 2019-07-29 | 2019-10-15 | 上海御渡半导体科技有限公司 | The measuring device of motor mould group pulling force |
| CN110398308A (en) * | 2019-07-29 | 2019-11-01 | 上海御渡半导体科技有限公司 | The measuring device of motor mould group thrust |
| CN114397053A (en) * | 2022-01-25 | 2022-04-26 | 西安微电机研究所有限公司 | Linear drive motor push-pull force and stroke testing device |
| CN115632516A (en) * | 2022-12-01 | 2023-01-20 | 普达迪泰(成都)智造研究院有限公司 | High-precision servo linear driving device |
| CN115632516B (en) * | 2022-12-01 | 2023-04-21 | 普达迪泰(成都)智造研究院有限公司 | High-precision servo linear driving device |
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