CN103674542A - Test device for linear motion module - Google Patents
Test device for linear motion module Download PDFInfo
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- CN103674542A CN103674542A CN201210355182.5A CN201210355182A CN103674542A CN 103674542 A CN103674542 A CN 103674542A CN 201210355182 A CN201210355182 A CN 201210355182A CN 103674542 A CN103674542 A CN 103674542A
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- sensing apparatus
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Abstract
Disclosed is a test device for testing a linear motion module. The linear motion module is provided with a linear track and a slide seat. The test device comprises a drive device, a motion device, a load sensing device and a fixing device. The motion device is connected to the drive device and is provided with a rod body and a motion body. The motion body is disposed in a sliding manner on the rod body. The load sensing device is connected to the motion device. The fixing device accommodates at least a portion of the load sensing device, and the slide seat of the linear motion module is fixed by the fixing device. When the drive device drives the motion body to move relative to the rod body, the motion device drives the fixing device and the linear motion module to move via the load sensing device, and a test result is outputted by the load sensing device. The test device provided by the invention is suitable for evaluating the mechanical efficiency of the linear motion module in a complete process of linear motion and improving test accuracy.
Description
Technical field
The present invention is about a kind of testing apparatus, particularly about a kind of testing apparatus of Linear Moving Module.
Background technology
Linear slide rail is a kind of transmission component of high-accuracy property, does infinite scroll circulating contact by ball between slide and slide rail, and slide can be moved linearly with high precision easily along slide rail.Linear slide rail has been widely used in the industries such as precision optical machinery, robotization, various power transmission, semiconductor, medical treatment and space flight, has very crucial status.
Just because linear slide rail is for needing the high-accuracy property transmission component of high mechanical efficiency, therefore the quality one of mechanical efficiency is to the quality pointer that is linear slide rail.And general spring tester is used in the test of linear slide rail at present, by the spring structure 1(in spring tester, please refer to Fig. 1) deformation quantity because pulling linear slide rail to produce, converse the required power of linear slide rail initial movable, again by measurement and empirical value in the past relatively after, just can learn the mechanical efficiency of this linear slide rail.Yet to have the application of force unstable due to manual operation spring tester, and pull direction and slide moving direction to accompany the problem of an angle, the precision that makes to measure with spring tester mechanical efficiency is quite unreliable.Again, this kind of measurement mode only can record linear slide rail in the smooth degree of initial movable and small distance movement, cannot record complete mechanical efficiency.
Therefore, how to provide a kind of testing apparatus of linear slide rail, can improve the accurate testing degree that comprises mechanical efficiency, be more suitable for again recording the mechanical efficiency of linear slide rail in a complete rectilinear motion process, become important topic.
Summary of the invention
Object of the present invention is for providing a kind of testing apparatus, it is for testing Linear Moving Module, and be suitable for assessing the mechanical efficiency of Linear Moving Module in a complete rectilinear motion process, only can be for measuring the shortcoming of initial movable and small distance movement to overcome known use spring tester, and promote the precision measuring.
Another object of the present invention is used spring tester for overcoming, and provides the angle of pulling force unstable at every turn, thus cause the inaccuracy of test result and error amount large.
The present invention can realize by the following technical solutions.
A kind of testing apparatus of the present invention, for testing a Linear Moving Module, wherein Linear Moving Module has a linear track and a slide.Testing apparatus comprises a drive unit, a telecontrol equipment, a loading sensing apparatus and a stationary installation.Telecontrol equipment links drive unit, and has a body of rod and a motion body, and motion body is slidedly arranged on the body of rod.Loading sensing apparatus, is linked to telecontrol equipment.At least one part of the accommodating loading sensing apparatus of stationary installation, and the fixing slide of Linear Moving Module of stationary installation.When drive unit actuation movement body moves with respect to the body of rod, telecontrol equipment drives stationary installation and Linear Moving Module to move by loading sensing apparatus, and exports a test result by loading sensing apparatus.Preferably, Linear Moving Module is linear slide rail.
In an embodiment of the present invention, loading sensing apparatus is resistance-type, condenser type or strain-type strength sensor.
In an embodiment of the present invention, loading sensing apparatus comprises a stressed reaction component, while driving stationary installation and Linear Moving Module to move by stressed reaction component reaction loading sensing apparatus, loading sensing apparatus is with respect to the power of stationary installation, to output test result.Preferably, when loading sensing apparatus drives stationary installation to advance, because loading sensing apparatus has been executed acting force to stationary installation, and stationary installation provides reacting force to loading sensing apparatus simultaneously, stressed reaction component experiences the difference of described reacting force, and generation deformation, and export the numerical value of corresponding deformation result that is test result.
In an embodiment of the present invention, wherein loading sensing apparatus comprises a measurement assembly and a data handling component, measure assembly and couple data handling component, measure that assembly measures the reaction of stressed reaction component and the test result that produces, the deformation quantity that for example stressed reaction component produces, and data handling component is exported test result.
In an embodiment of the present invention, testing apparatus also comprises a display device, couples loading sensing apparatus and shows test results.
In an embodiment of the present invention, testing apparatus also comprises an operating means, couples drive unit.
In an embodiment of the present invention, telecontrol equipment comprises at least one test tracks module, parallel in fact body of rod setting.
In an embodiment of the present invention, telecontrol equipment comprises a supporting component, is arranged at motion body, and supporting component is fixed and be linked to loading sensing apparatus.Supporting component comprises at least one fixed part, and fixed part continuous load sensing apparatus is in supporting component.
In an embodiment of the present invention, stationary installation comprises two protuberances, defines an accommodation space, and the part of loading sensing apparatus is placed in accommodation space.Stationary installation comprises two stop sections, is arranged at respectively the two ends of stationary installation, stop section butt the fixedly two ends of Linear Moving Module.
In an embodiment of the present invention, testing apparatus also comprises at least two holders, fixedly Linear Moving Module.
In an embodiment of the present invention, testing apparatus also comprises at least two cushion blocks, and line correspondence motion module arranges, to support the two ends of linear track.
In an embodiment of the present invention, testing apparatus also comprises a body, and drive unit, telecontrol equipment, loading sensing apparatus and stationary installation are arranged at body.
From the above, according to a kind of testing apparatus of the present invention, in the time of can moving by loading sensing device senses stationary installation and Linear Moving Module, loading sensing apparatus is with respect to the power of stationary installation, and by the test result of output, and then judge the data of producing yield such as the relevant Linear Moving Module such as mechanical efficiency of Linear Moving Module.Therefore, the present invention can be used as a kind of testing apparatus of Linear Moving Module really.
In addition, because testing apparatus of the present invention is suitable for driving Linear Moving Module to-and-fro movement test result, the case of motion of test Linear Moving Module that can be complete.Because the power source of testing is the slip of motion body on the body of rod, therefore application of force direction is fixed, compared with no one, be error.
With known art, the invention provides a kind of testing apparatus, can the insurmountable problem of the known spring tester of many-sided improvement.Specifically, according to testing apparatus of the present invention, be placed in the accommodation space of stationary installation because of its loading sensing apparatus, therefore loading sensing component in the power of stationary installation, can be parallel to the power of Linear Moving Module, compared to known spring tester, one pulling force need be additionally provided, and the angle pulling is all likely different at every turn, cause precision decline and error range large, the present invention has pinpoint accuracy, and be easy to digitized advantage, be more suitable for producing as judgement the standard of yield.In addition, compared to known technology, the case of motion of the test Linear Moving Module that the present invention can be complete, but not be only short-range movement.
Accompanying drawing explanation
Fig. 1 is the spring tester schematic diagram of known measurement Linear Moving Module;
Fig. 2 is the schematic diagram according to the testing apparatus of a kind of Linear Moving Module of the preferred embodiment of the present invention;
Fig. 3 is the schematic diagram of the testing apparatus shown in Fig. 2 and Linear Moving Module;
Fig. 4 is the exploded view of the testing apparatus shown in Fig. 2;
Fig. 5 is the schematic diagram that the telecontrol equipment shown in Fig. 2 amplifies;
Fig. 6 is the system block diagrams according to the loading sensing apparatus of the preferred embodiment of the present invention; And
Fig. 7 is the schematic diagram according to the cushion block use of the preferred embodiment of the present invention.
Main element symbol description:
1: spring structure
2: testing apparatus
21: drive unit
22: telecontrol equipment
221: the body of rod
222: motion body
223: test tracks module
224: supporting component
225: fixed part
226: support platform
23: loading sensing apparatus
231: stressed reaction component
232: measure assembly
233: data handling component
24: stationary installation
241: protuberance
242: accommodation space
243: stop section
25: display device
251: electric wire
26: holder
261: pedestal
262: hand toggle switch
263: conflict head
27: cushion block
28: body
29: operating means
3: Linear Moving Module
31: linear track
32: slide
Embodiment
Hereinafter with reference to relevant drawings, the testing apparatus according to a kind of Linear Moving Module of the preferred embodiment of the present invention is described, wherein identical element is illustrated the component symbol with identical.
Fig. 2 is that Fig. 3 is the schematic diagram of the testing apparatus shown in Fig. 2 and Linear Moving Module according to the schematic diagram of the testing apparatus of a kind of Linear Moving Module of the present invention, and Fig. 4 is the decomposing schematic representation of the testing apparatus shown in Fig. 2.Below first coordinate Fig. 2 to Fig. 4 that structure and the assembly of testing apparatus are described, more further utilize and illustrate correlative detail.
Please also refer to shown in Fig. 2 and Fig. 3, testing apparatus 2 of the present invention is for testing a Linear Moving Module 3.Linear Moving Module 3 to be tested can be any linear slide rail or line slideway, and has a linear track 31 and a slide 32.Testing apparatus 2 comprises a drive unit 21, a telecontrol equipment 22, a loading sensing apparatus 23 and a stationary installation 24.Telecontrol equipment 22 links drive unit 21, and has a body of rod 221 and a motion body 222, and motion body 222 is slidedly arranged on the body of rod 221.
In the present embodiment, it is basis that telecontrol equipment 22 be take guide rail actuator or guide rail actuator, and links drive unit 21 by one end of the body of rod 221.Therefore,, when drive unit 21 drives the body of rod 221 rotation, motion body 222 can slide with respect to the body of rod 221 on the body of rod 221.Yet telecontrol equipment 22 can be other mechanical hook-up that can reach same effect, the present invention does not limit in this.
In addition, supporting component 224 comprises at least one fixed part 225 and a support platform 226, fixed part 225 is arranged in support platform 226, and by loading sensing apparatus 23 being fixed on to supporting component 224 such as modes such as screw locks, make loading sensing apparatus 23 stable be linked to telecontrol equipment 22.
At least one part of the accommodating loading sensing apparatus 23 of stationary installation 24.As shown in the figure, in the present embodiment, stationary installation 24 comprises two protuberances 241, and is arranged and defined an accommodation space 242 by two protuberances, 241 intervals, and one end of loading sensing apparatus 23 just can be placed in accommodation space 242.It should be noted that, the width of accommodation space 242 can be greater than the width of loading sensing apparatus 23, while making loading sensing apparatus 23 be placed in wherein, do not fit in protuberance 241 completely, and still there is enough and to spare, be conducive to installing, no matter and loading sensing apparatus 23 is moved towards which direction, there is cushion space, avoid because of the larger problem of the initial measurement deviation of gained under stationary state.
Based on said structure, the body of rod 221 rotations when drive unit 21 actuation movement devices 22, when telecontrol equipment 22 is moved, because telecontrol equipment 22 is fixed and be linked to loading sensing apparatus 23 by supporting component 224, therefore loading sensing apparatus 23 is just simultaneously with telecontrol equipment 22 rectilinear motions, and then drive stationary installation 24 and Linear Moving Module 3 to be tested to move, and by loading sensing apparatus 23 output one test results.
Compare with known technology spring tester, by the acting force of loading sensing apparatus 23 stop section of bestowing 243, be one to be parallel to the power of linear track 31, be different from known to manual the provided pulling force of user, there are the size and the angle that are difficult to control the application of force, and then cause the problem of error.
According to testing apparatus 2 of the present invention, its loading sensing apparatus 23 can be resistance-type, condenser type or strain-type strength sensor, and the present invention is the type of limit sensor not, only must select and can measure the device that bears strength size.For instance, loading sensing apparatus 23 can comprise a stressed reaction component 231, and it is arranged at loading sensing apparatus for example 23 in the face of a side of protuberance 241.When promoting stationary installations 24 and Linear Moving Module 3 to be tested and move due to loading sensing apparatus 23, can be subject to described both reacting force.Because 231 of stressed reaction components are as cause flexible and tool conduction property, after being subject to described reacting force, can there is deformation, thereby cause resistance sizes to change, then by other assembly in loading sensing apparatus 23, measured the variation of described resistance, as the test result of output.
Summary speech, stressed reaction component 231 is arranged in loading sensing apparatus 23, therefore it is not good to work as Linear Moving Module 3 yields to be tested, for example ball return flow line wall has offset, or slide rail groove face processes when bad, and the movement of slide 32 on linear track 31 can have some setbacks, thereby maintaining constant speed moves, must strengthen output by drive unit 21, cause 23 pairs of stationary installations 24 of loading sensing apparatus to apply more power, move Linear Moving Module to be tested 3., owing to experiencing the reacting force of stationary installation 24 when loading sensing apparatus 23, increase, therefore stressed reaction component 231 just can produce more large deformation, test result is that resistance change is larger in this simultaneously, and representative products yield is not good.
For further illustrating above-mentioned measurement details, please refer to Fig. 6, Fig. 6 is the system block diagrams according to the loading sensing apparatus of the preferred embodiment of the present invention.Loading sensing apparatus 23 also comprises a measurement assembly 232 and a data handling component 233, measure assembly 232 and couple data handling component 233, and measure the reaction (routine deformation described above cause resistance value change) of stressed reaction component 231 and the test result that produces, and data handling component is converted into number by described test result and exports for signal or data.
In detail, the difference that is resistance-type, condenser type, strain-type or other type according to the loading sensing apparatus 23 using, stressed reaction component 231 may be because deformation, displacement or other physical change of stressed generation, thereby resistance value, capacitance or other scalable numerical value are changed, and measure assembly 232, be by measuring described variation, and measurement is reached to data handling component 233, and by the concrete numerical value of data handling component 233 exportable.Again, testing apparatus 2 also comprises display device 25, and it is for example computer screen.Described display device 25 can wired (electric wire 251 as shown in Fig. 2 or Fig. 3) or wireless connections loading sensing apparatus 23, so that test result is shown to the reference for user.
In addition, telecontrol equipment 22 can comprise at least one test tracks module 223, preferably, please refer to shown in Fig. 2 and Fig. 3, telecontrol equipment 22 comprises two test tracks modules 223, it is parallel in fact the body of rod 221 settings, can keep balance, and have similar motor pattern with Linear Moving Module 3 to be tested during for motion body 222 rectilinear motion.Yet the present invention does not limit the quantity of test tracks module 223, but take, be symmetrical arranged to reach balance as good, it is noted that, testing apparatus 2 can not arrange test tracks module 223, non-ly for the present invention, limits.
Please refer to shown in Fig. 3 and Fig. 4, in the present embodiment, testing apparatus 2 also comprises at least two holders 26, in order to the linear track 31 of fixing Linear Moving Module 3 to be measured.Specifically, please refer to shown in Fig. 7, holder 26 can be high-speed switch, by being arranged on the hand toggle switch 262 on pedestal 261, control to conflict 263 open entirely, reach the linear track 31 that is tight against or discharges Linear Moving Module 3.In addition, the testing apparatus 2 in the present embodiment, except holder 26, also comprises at least two cushion blocks 27, and the setting position of its line correspondence motion module 3 and arranging, to support the two ends of linear track 31.The design of cushion block 27 is in order to coordinate with holder 26, to be mainly used in more small-sized Linear Moving Module, avoids because of undersized, and the seat 26 that cannot be fixed is fixing, expands the range of application of testing apparatus 2.
Please refer to shown in Fig. 2, testing apparatus 2 also comprises a body 28, and drive unit 21, telecontrol equipment 22, loading sensing apparatus 23 and stationary installation 24 are arranged at body 28, have the function that the testing apparatus of making can steadily operate and be easy to set up.
Again, on body 28, can be provided with an operating means 29, couple drive unit 21, by the setting of operating means, can set or change the speed of drive unit 21, to meet the demand of test jobs.
Generally speaking, user can be arranged at after body 28 in Linear Moving Module to be measured 3, is started and set the speed of drive unit 21 by operating means 29.And when drive unit 21 actuation movement device 22, the loading sensing apparatus 23 that is linked to telecontrol equipment 22 just can be bestowed Linear Moving Module 3 one acting forces, to drive Linear Moving Module 3 to move, now, fixedly the stationary installation 24 of Linear Moving Module 3 can give loading sensing apparatus 23 1 reacting forces.Only need to indicate especially, reacting force of the present invention is to be defined as widely the power that stationary installation 24 is bestowed loading sensing apparatus 23, therefore reacting force is the summation power of other power of addition (as friction force) in fact.Can for example there is deformation with stressed reaction component 231 by experiencing strength in 23 of loading sensing apparatus, thereby cause resistance value or capacitance to change, and finally exports described test result, the criterion of usining as product yield.
From the above, according to a kind of Linear Moving Module efficiency test equipment of the present invention, in the time of can moving by loading sensing device senses stationary installation and Linear Moving Module, loading sensing apparatus is with respect to the power of stationary installation, and by the test result of output and then the mechanical efficiency of judgement Linear Moving Module.The case of motion of the test Linear Moving Module that therefore, the present invention can be complete.
With known art, the invention provides a kind of Linear Moving Module efficiency test equipment, can the insurmountable problem of the known spring tester of many-sided improvement.Specifically, according to the testing apparatus of Linear Moving Module of the present invention, be placed in the accommodation space of stationary installation because of its loading sensing apparatus, therefore loading sensing component is in the power of stationary installation, for being parallel to the power of Linear Moving Module, compared to known spring tester, one pulling force need be additionally provided, and provide the angle being pulled away from all different at every turn, cause precision decline and error range large.In addition, compared to known technology, the case of motion of the test Linear Moving Module that the present invention can be complete, but not be only short-range movement.
The above is only illustrative, and non-limiting.Anyly do not depart from spirit of the present invention and category, and the equivalent modifications that it is carried out or change all should be included in claim limited range.
Claims (14)
1. a testing apparatus, for testing a Linear Moving Module, described Linear Moving Module has a linear track and a slide, it is characterized in that, and described testing apparatus comprises:
One drive unit;
One telecontrol equipment, links described drive unit, and has a body of rod and a motion body, and described motion body is slidedly arranged on the described body of rod;
One loading sensing apparatus, is linked to described telecontrol equipment; And
One stationary installation, at least one part of accommodating described loading sensing apparatus, and the described slide of the fixing described Linear Moving Module of described stationary installation,
Wherein when described drive unit drives described motion body to move with respect to the described body of rod, described telecontrol equipment drives described stationary installation and described Linear Moving Module to move by described loading sensing apparatus, and exports a test result by described loading sensing apparatus.
2. testing apparatus according to claim 1, is characterized in that, described loading sensing apparatus is resistance-type, condenser type or strain-type strength sensor.
3. testing apparatus according to claim 1, it is characterized in that, described loading sensing apparatus comprises a stressed reaction component, by described stressed reaction component, react described loading sensing apparatus while driving described stationary installation and described Linear Moving Module to move, described loading sensing apparatus is with respect to the power of described stationary installation, to export described test result.
4. testing apparatus according to claim 3, it is characterized in that, described loading sensing apparatus comprises a measurement assembly and a data handling component, described measurement assembly couples described data handling component, described measurement assembly measures the reaction of described stressed reaction component and produces described test result, and described data handling component is exported described test result.
5. testing apparatus according to claim 1, is characterized in that, also comprises:
One display device, couples described loading sensing apparatus and shows described test result.
6. testing apparatus according to claim 1, is characterized in that, also comprises:
One operating means, couples described drive unit.
7. testing apparatus according to claim 1, is characterized in that, described telecontrol equipment comprises at least one test tracks module, parallel described body of rod setting.
8. testing apparatus according to claim 1, is characterized in that, described telecontrol equipment comprises a supporting component, is arranged at described motion body, and described supporting component is fixed and be linked to described loading sensing apparatus.
9. testing apparatus according to claim 8, is characterized in that, described supporting component comprises at least one fixed part, and the fixing described loading sensing apparatus of described fixed part is in described supporting component.
10. testing apparatus according to claim 1, is characterized in that, described stationary installation comprises two protuberances, defines an accommodation space, and the described part of described loading sensing apparatus is placed in described accommodation space.
11. testing apparatuss according to claim 1, is characterized in that, described stationary installation comprises two stop sections, are arranged at respectively the two ends of described stationary installation, the two ends of described stop section butt fixing described Linear Moving Module.
12. testing apparatuss according to claim 1, is characterized in that, also comprise:
At least two holders, fixing described Linear Moving Module.
13. testing apparatuss according to claim 1, is characterized in that, also comprise:
At least two cushion blocks, corresponding described Linear Moving Module setting, to support the two ends of described linear track.
14. testing apparatuss according to claim 1, is characterized in that, also comprise:
One body, described drive unit, described telecontrol equipment, described loading sensing apparatus and described stationary installation are arranged at described body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210355182.5A CN103674542A (en) | 2012-09-21 | 2012-09-21 | Test device for linear motion module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210355182.5A CN103674542A (en) | 2012-09-21 | 2012-09-21 | Test device for linear motion module |
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| CN103674542A true CN103674542A (en) | 2014-03-26 |
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| CN201210355182.5A Pending CN103674542A (en) | 2012-09-21 | 2012-09-21 | Test device for linear motion module |
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Application publication date: 20140326 |