CN104101491A - Device for detecting performance of rolling linear guide rail pair - Google Patents
Device for detecting performance of rolling linear guide rail pair Download PDFInfo
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- CN104101491A CN104101491A CN201410311698.9A CN201410311698A CN104101491A CN 104101491 A CN104101491 A CN 104101491A CN 201410311698 A CN201410311698 A CN 201410311698A CN 104101491 A CN104101491 A CN 104101491A
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Abstract
The invention discloses a device for detecting the performance of a rolling linear guide rail pair. The device is used for detecting the rolling linear guide rail pair so as to check various kinds of performance such as movement accuracy, noise, vibration and friction. The device includes a subplate on which detected rolling linear guide rails are arranged, a U type linear motor which is used for driving detected sliders on the detected rolling linear guide rails, a noise detection unit used for measuring noise, a movement accuracy detection unit used for detecting movement accuracy, a vibration detection unit used for detection vibration, and a friction detection unit used for detecting friction, wherein each detection unit is independent from each other and is connected with the detected sliders. The device is applicable to detected guide rails of various specifications and models, and can detect a single guide rail. The device has the advantages of simple structure, fast response speed and numerous detection items.
Description
Technical field
The invention belongs to guide rail detection technique field, more specifically, relate to a kind of device that detects linear rolling guide performance.
Background technology
Linear rolling guide is made up of guide rail, slide block, rolling body, reverser, retainer, end cover and baffle plate etc.In the time that guide rail and slide block are done relative motion, rolling body is just along the process on guide rail is hardened and accurate grinding processes rolling path rolling, after rail end rolling body enters back hole by back device (reverser) again, enter raceway, rolling body carries out rolling movement like this again and again again.The advantages such as it is high that rolling linear guide has positioning precision, weares and teares little, and bearing capacity is strong, easy exchange, have become one of key foundation parts of accurate digital control equipment.
The performance of linear rolling guide comprises: the precision of guideway, and whether guideway deforms and is not straight; Noise size in guideway operational process; Kinetic force of friction when slow running, to judge whether it creeps; In operational process, whether vibrate and not steady; Guideway kinematic accuracy, detects in the motion process slide block amount of floating along upper and lower and left and right.The manufacturer of linear rolling guide, before commodity dispatch from the factory, needs to measure and characterize its above various performances, to judge whether linear rolling guide meets the requirement of dispatching from the factory.But, most domestic pick-up unit can only detect a kind of performance of linear rolling guide at present, can not on same table apparatus, measure the multiple performance of linear rolling guide simultaneously, and this causes detection efficiency lower, sensing range is narrow, can not meet needs of production.
Application number is that 201110023505.6 Chinese patent application discloses a kind of device that detects high-speed overload precise ball line slideway auxiliary performance, adopt flat plate type linear motor to drive, integrated installation temperature sensor, the checkout equipment such as noise transducer and grating scale, can measure the noise of linear rolling guide simultaneously, the performance such as temperature rising in vibration and operational process, but, this equipment can not detect the performance of single track in guideway, can only detect the performance of guideway, therefore, when guideway detects when defective, can not determine that single guide rail is defective or two guide rails are simultaneously defective.In addition, this device, owing to can not guideway being loaded, can not detect the performance under stress state.
Summary of the invention
For above defect or the Improvement requirement of prior art, the invention provides a kind of device of detection of straight lines guideway performance, its object is to detect kinematic accuracy, noise, friction force and the vibration of single rolling linear guide under different service conditions, solves thus the technical matters that can not detect the multiple performance of single guideway in prior art.
For achieving the above object, the invention provides a kind of device that detects linear rolling guide performance, obtain respectively comprising the multiple performance of kinematic accuracy, noise, vibration and friction force for one-time detection rolling linear guide, it comprises
Base;
Backing plate, this backing plate is positioned in the middle of base and removably connects with base, puts tested slide block on detected rolling linear guide and this guide rail for pad;
U-shaped linear electric motors, it comprises the motor stator of the rectangular body with certain length and is suspended in the mover that stator interior and relative stator move back and forth, this motor stator is positioned at rolling linear guide one side and with it mutually across a certain distance and parallel, described mover and described tested slide block are connected by web joint, drive tested slide block that it is moved back and forth on tested guide rail for motor, can measure its various performances so that tested guide rail is in running order, it is characterized in that, also comprise
Only just be arranged on respectively tested slide block while needing or/and kinematic accuracy detecting unit, vibration detecting unit and the friction force detecting unit on tested guide rail when measuring, wherein,
Kinematic accuracy detecting unit, it comprises and is superimposed upon the loading blocks removably connecting with it on tested slide block, lay respectively at these loading blocks two sides and two displacement transducers that removably connect with it and the two benchmark flat boards vertical with two displacement sensor ends, two benchmark flat boards are all positioned on pedestal, lay respectively at tested guide rail both sides and also parallel across a certain distance mutually with it, in the time that described loading blocks is subject to External Force Acting for give tested slide block imposed load, the reference surface of two displacement transducers taking two benchmark flat boards as displacement measurement, realize the measurement of kinematic accuracy under rolling linear guide stress state,
Vibration detecting unit, it comprises multiple magnetic supports and is adsorbed in the acceleration transducer on magnetic support, and described magnetic support is for being adsorbed on the tested slide block moving back and forth, and described vibration detecting unit is for measuring the amplitude of rolling linear guide motion process;
Friction force detecting unit, it comprises and being installed on tested guide rail with tested slide block at a distance of gap and mobile auxiliary slider reciprocally, perpendicular to auxiliary slider and the push pedal removably connecting with it, be arranged on the detected connection push pedal of surveying slide block and removably connecting with it, and be vertically mounted on the thrust pickup connecting between push pedal and push pedal, this auxiliary slider is driven by electric mover, by thrust pickup, power is passed to tested slide block, both synchronous uniform velocities are slided, described thrust pickup extrusion and perception size, to detect the friction force of tested slide block in the time that guide rail slides,
Also comprise noise detection unit, it comprises tripod and is fixed on the noise transducer on tripod, and this tripod is fixed on pedestal and in detected guide rail interlude, to measure the noise under rolling linear guide duty.
Further, the stator length of described U-shaped linear electric motors is longer than the length of tested guide rail, described motor stator has the groove that is tee shape that runs through both ends of the surface along its length, described electric mover has certain length, and there is wing plate and panel, this wing plate is perpendicular to this panel, the wing plate xsect of this electronics mover is tee shape, described electronics mover wing plate is flush-mounted in the T-shaped groove of motor stator with stable moving back and forth under its constraint, the panel of described electric mover and the first web joint fix, by the first web joint to connect with tested slide block.
Further, only, in the time that needs are measured kinematic accuracy, apply external force to described loading blocks by charging assembly, and support described charging assembly by supporting component; Described charging assembly is connected as a whole with supporting component, so that measure while needs, facilitate this charging assembly of succinct installation and supporting component; Described supporting component is connected with electric mover with tested slide block, under driving at motor, realizes self and tested slide block moves back and forth.
Further, described charging assembly comprises, polishing head, and this polishing head is for compressing described loading blocks; Pressure transducer, it is connected with polishing head, for giving polishing head transmission of pressure and measuring the size of exerting pressure; Hydraulic cylinder, it connects described pressure transducer by dish spring, and described hydraulic cylinder provides hydraulic coupling, by imposing on loading blocks by polishing head again after the damping of dish spring.
Further, described supporting component comprises portal frame and supports the supporting guide pair of portal frame, wherein said portal frame has two support soles and the back perpendicular to two support soles, this back offers through hole, thereby described hydraulic cylinder passes this through hole to be supported supporting loading assembly by this back and to be connected as a whole with charging assembly; The back of described portal frame is across described tested guide rail, and its two sole is positioned at respectively tested guide rail both sides parallel secondary support of supporting guide with it, so that it can move back and forth along supporting guide pair, realizes the loading unit being supported by it and reciprocally moves.
Further, described portal frame connects the first web joint by the second web joint being attached thereto, so that described portal frame moves back and forth with described electric mover; Described portal frame back two sides are separately installed with two push rods, and two push rods and tested slide block fix, so that portal frame is synchronized with the movement with tested slide block under motor drives.
Further, only, in the time of measuring vibrations, fix with the 3rd web joint one end and tested slide block, fix with the 3rd web joint other end and the first web joint, so that tested slide block is subject to the driving of electric mover and moves back and forth.
Further, only, in the time detecting friction force, fix with the 3rd web joint one end and auxiliary slider, its other end and the first web joint fix, so that auxiliary slider is driven by electric mover.
Further, described backing plate has plurality of specifications, puts the tested guide rail of all size to be suitable for pad.
In the present invention, while detecting kinematic accuracy, kinematic accuracy detecting unit is under charging assembly and supporting component assistance, connect the first web joint being connected with electronics mover by the second web joint, realize tested slide block move back and forth with stress state under the measurement of kinematic accuracy, in motion process, tested slide block is along upper and lower in detection, and the amount of floating of left and right is the kinematic accuracy of rolling guide.Complete when detecting, dismantle and remove supporting component, charging assembly, this detecting unit and the second web joint, reserve work space to other detecting units.
In the present invention, while detecting vibration, connect tested slide block and the first web joint with the 3rd web joint, and vibration detecting unit is installed, to complete vibration detection, complete when detecting, dismantle and remove this unit, reserve work space to other detecting units.
In the present invention, while detecting friction force, connect auxiliary slider and the first web joint with the 3rd web joint, and friction force detecting unit is installed, to complete vibration detection, complete when detecting, dismantle and remove this unit, reserve work space to other detecting units.
In the present invention, noise detection unit is fixed on pedestal, when measurement, can complete noise measurement without installing or dismantling.
In general, the above technical scheme of conceiving by the present invention compared with prior art, can obtain following beneficial effect:
1, because backing plate and pedestal removably connect, and there is plurality of specifications, make it to go for the tested guide rail of fixing plurality of specifications and model.
2, owing to thering is charging assembly and supporting component, can load tested guide rail, be applicable to detect the various performances of stress state.
3, owing to having adopted U-shaped linear electric motors, make electric mover can connect by different web joints the slide block of single guide rail, make it to detect single guide rail, instead of pair of guide rails, when pair of guide rails does not conform to whens rule, can judge that single guide rail is defective or two guide rails are simultaneously defective.
4, due to integrated multiple detecting unit, by different web joint connection sliding blocks and different detecting units is installed, can obtain noise, vibration, friction force and the kinematic accuracy of tested guide rail simultaneously, it is simple in structure, fast response time, test item is many.
Brief description of the drawings
Fig. 1 is the apparatus structure schematic diagram that detects rolling linear guide performance in the present embodiment;
Fig. 2 (a) is U-shaped structure of the linear motion actuator schematic diagram in the present embodiment;
Fig. 2 (b) is U-shaped structure of the linear motion actuator and additional zero block diagram thereof in the present embodiment;
Fig. 3 is the structural representation of charging assembly and supporting component in the present embodiment;
Fig. 4 is charging assembly and loading blocks structural representation in the present embodiment;
Fig. 5 is the structural representation of vibration detecting unit and noise detection unit in the present embodiment;
Fig. 6 is friction force detecting unit structural representation in the present embodiment.
In institute's drawings attached, identical Reference numeral is used for representing identical element or structure, wherein:
1. base 2. first benchmark flat boards 2 '. the second benchmark flat board
3. first supporting guide the 3 ' second supporting guide 4. motor stators
5. portal frame 6. hydraulic cylinder 7. first bydraulic bufferss
7 '. the second bydraulic buffers 8. spring 9. pressure transducers of stamping one's foot
10. loading head 11. loading blocks 12. tested guide rails
13. tested slide block 14. backing plate 15. first displacement transducers
15 '. second displacement sensor 16. push rod 17. linear motor rotors
18. grating scale 19. read head 20. left limit switches
20 '. right limit switch 21. approach switch 22. magnetic supports
23. acceleration transducer 24. thrust pickup 25. noise transducers
26. contiguous block 27. auxiliary slider 28. tripods
29. push pedal I. first web joint II. the second web joints
III. the 3rd web joint IV. connects push pedal V. read head installing plate
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.In addition,, in each embodiment of described the present invention, involved technical characterictic just can combine mutually as long as do not form each other conflict.
Fig. 1 is the apparatus structure schematic diagram that detects rolling linear guide performance in the present embodiment, the portal frame 5 and the hydraulic cylinder 6 that while measuring kinematic accuracy, just use in Fig. 1, are drawn, and measuring vibrations, friction force the 3rd web joint III that need to use etc., but they appear at tested guide rail top when different, only just install when needed.Backing plate 14 is installed on base 1, and backing plate is positioned in the middle of base 1 and is connected with screw with base 1, and on backing plate 14, pad is put tested slide block 13 on detected rolling linear guide 12 and this guide rail.Pedestal 1 both ends are provided with respectively the first bydraulic buffers 7 and the second bydraulic buffers 7 ', are hit to prevent that tested slide block from moving back and forth in process.The motor stator 4 of U-shaped linear electric motors is positioned at rolling linear guide 12 1 sides and also parallel across a certain distance mutually with it, its length is longer than the length of tested guide rail 12, wherein, linear electric motors limit switch 20 and 20 ' is arranged on respectively pedestal both ends, for electric mover 17 range abilities are limited, make it inner the moving back and forth of this restriction distance, approach switch 21 is arranged near limit switch 20 ', for motor movement zero point is set.
Fig. 2 (a) is U-shaped structure of the linear motion actuator schematic diagram in the present embodiment, motor stator 4 has certain length and rectangular body shape, motor stator 4 has the groove that is tee shape that runs through both ends of the surface along its length, electric mover has wing plate and the flat panel that xsect is tee shape, T-shaped wing plate is flush-mounted in the T-shaped groove of electric mover and in suspension, metastable moving back and forth under the constraint of magnetic force, the panel of electric mover 17 and the first web joint I fix.
U-shaped structure of the linear motion actuator and additional zero block diagram thereof in Fig. 2 (b) the present embodiment, known in conjunction with Fig. 1, grating scale 18 is positioned at motor stator 4 one sides, read head 19 is by being arranged on portal frame 5 or electric mover 17 with read head installing plate V, for measuring and feed back the moving displacement of electric mover 17.
Fig. 3, Fig. 4 are respectively charging assembly and loading blocks structural representations in the structural representation, the present embodiment of charging assembly and supporting component in the present embodiment.Supporting component comprises portal frame 5 and supports the first supporting guide secondary 3 and second supporting guide 3 ' of portal frame 5, portal frame 5 has two support soles and the back perpendicular to two support soles, this back offers through hole, hydraulic cylinder 6 passes this through hole to be supported by this back and to fix by this through hole and portal frame, the back of portal frame 5 is across tested guide rail 12, and its two sole is positioned at respectively tested guide rail 12 both sides and parallel the first supporting guide 3 and the second supporting guide 3 ' support with it, portal frame one sole inner side is provided with the second web joint II, be connected for the first web joint I being connected with electric mover 17.The bar portion of hydraulic cylinder 6 connects dish spring 8, dish spring 8 end Bonding pressure sensors 9, and pressure transducer 9 further connects polishing head 10, and hydraulic cylinder 6 provides hydraulic coupling, by imposing on pressurizing block 11 by polishing head 10 again after 8 dampings of dish spring.Pressurizing block 11 is superimposed upon on tested slide block 13, and fixing with it by screw, loading blocks 11 two sides are provided with the first displacement transducer 15 and the second displacement sensor 15 ' that removably connect with it, on pedestal 1, keep flat first benchmark vertical with two displacement sensor ends dull and stereotyped 2 and the second benchmark flat board 2 ', two benchmark flat boards are positioned at respectively tested guide rail both sides and are separated by with it certain interval parallel, in the time that described loading blocks 11 is subject to the action of hydraulic force from hydraulic cylinder 6, give tested slide block 13 imposed loads, two displacement transducers are the reference surface taking two benchmark flat boards as displacement measurement respectively, realize the measurement that rolling linear guide loads rear amount of floating.
Fig. 5 is the structural representation of vibration detecting unit and noise detection unit in the present embodiment, tripod 28 is fixed on pedestal 1 and in detected guide rail 12 interludes, and noise transducer 25 is suspended on tripod 28 noise measuring rolling linear guide motion when.In Fig. 5, there are 4 magnetic supports 22 and be adsorbed on 4 acceleration transducers 23 on magnetic support, but the present invention does not limit the quantity of magnetic support and acceleration transducer, magnetic support 22 is for being adsorbed on the tested slide block 13 moving back and forth, for measuring the amplitude of rolling linear guide motion process, the 3rd web joint III one end is fixed with screw by contiguous block 26 and tested slide block 13, the other end and the first web joint I fix by screw, so that tested slide block 13 is subject to the driving of electric mover 17 and moves back and forth.Wherein, 26 connection functions of contiguous block, are used for coordinating the installation difference between the 3rd web joint III and different size slide block.
Fig. 6 is friction force detecting unit structural representation in the present embodiment, auxiliary slider 27 be installed on tested guide rail 12 and with tested slide block 13 at a distance of certain interval and reciprocally mobile, push pedal 29 is perpendicular to auxiliary slider 27 and connect with screw with it, connect push pedal IV and comprise panel and the wing plate vertical with panel, panel is arranged on detected survey on slide block 13 with screw, the wing plate and the push pedal that connect push pedal IV are parallel to each other, be vertically installed with cylindrical thrust pickup 24 between the two, the 3rd web joint III one end fixes by web joint 26 and auxiliary slider 27, its other end and the first web joint I fix, so that auxiliary slider 27 is driven by electric mover 17.This auxiliary slider 27 passes to tested slide block 13 by thrust pickup 24 by power after driven by electric mover 17, makes both synchronous slides, and described thrust pickup 24 extrusions and perception size, to detect the friction force of tested slide block in the time that guide rail slides.
The course of work that detects kinematic accuracy is:
First mounted movable precision measure unit.At tested guide rail 12 parallel placement the first benchmark dull and stereotyped 2 in both sides and the second benchmark flat boards 2 ', in the left back both sides of loading blocks 11, the first displacement sensor 15 and second displacement sensor 15 ' are installed, then loading blocks 11 superposeed and be fixed on tested slide block 13, the benchmark that adjusting two displacement transducers make it measuring junction below is dull and stereotyped vertical.
Reload operation.Push rod is connected with loading blocks and portal frame respectively, and primer fluid pressing system, carries out to tested slide block 13 prestrain that load capacity is very little, and starter motor drives supporting component, charging assembly and tested slide block back and forth to move.
Finally detect kinematic accuracy.Start displacement testing software, in load operating and no-load running process, measure in real time the kinematic accuracy of guideway, detect in tested slide block movement process along on upper and lower and left and right directions amount of floating.
The course of work that detects vibration is:
Vibration detecting unit is first installed.Connect tested slide block 13 and the first web joint I with the 3rd web joint III, and rule of thumb and theoretical analysis determine the vibration measuring point of guideway, at multiple vibration measuring points, multiple magnetic supports 22 are adsorbed at place, and acceleration transducer 23 is installed on magnetic support.
Drive again tested slide block to slide and measuring vibrations.Starter motor drives vibration detecting unit reciprocating, opens vibration-testing software and measures, and finally obtains the spectrogram of frequency and amplitude composition.
The course of work that detects friction force is:
Friction force detecting unit is first installed.Connect auxiliary slider 27 and the first web joint I with the 3rd web joint III, push pedal 29 is perpendicular to auxiliary slider 27 and connect with screw with it, the panel that connects push pedal IV is arranged on detected survey on slide block 13 with screw, between the wing plate of connection push pedal IV and push pedal 29, is vertically installed with thrust pickup 24.
Drive again tested slide block slide and measure friction force.Starter motor promotes friction force detecting unit and does linear uniform motion, and the measured thrust of thrust pickup is the friction force of guideway, and starting friction power testing software finally obtains the curve map of friction force and range ability.
The course of work of detection noise is: because noise detection unit is without installation, this is just fixed on pedestal, when no-load running, opens noise transducer when tested slide block on tested guide rail, can obtain the curve map of decibel and working time.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present invention; not in order to limit the present invention, all any amendments of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (13)
1. detect a device for linear rolling guide performance, for detection of rolling linear guide, to obtain the multiple performance including kinematic accuracy, noise, vibration and friction force, it comprises
Base (1);
Backing plate (14), this backing plate is positioned in the middle of base (1) and removably connects with base (1), puts the tested slide block (13) on detected rolling linear guide (12) and this guide rail for pad;
U-shaped linear electric motors, it comprises the motor stator (4) of the rectangular body shape with certain length and is suspended in stator interior and mover (17) that relative stator moves back and forth, this motor stator is positioned at rolling linear guide (12) one sides, with it mutually across a certain distance and parallel, described mover and described tested slide block (13) are connected by web joint, drive tested slide block (13) that it is moved back and forth on tested guide rail (12) for motor, so that tested guide rail can measure its various performances in sliding mode, it is characterized in that, also comprise
Can be arranged on the kinematic accuracy detecting unit for detection of kinematic accuracy on tested slide block (13);
Can be arranged on the vibration detecting unit for detection of vibration on tested slide block (13);
Can be arranged on the friction force detecting unit for detection of friction force on tested guide rail (12) and tested slide block (13);
And be arranged on the noise detection unit for detection of noise on pedestal (1).
2. a kind of device that detects linear rolling guide performance as claimed in claim 1, is characterized in that, described kinematic accuracy detecting unit comprises
Be superimposed upon the loading blocks (11) removably connecting with it on tested slide block (13), two displacement transducers (15 that lay respectively at these loading blocks two sides and removably connect with it, 15 ') and the two benchmark flat boards (2 vertical with two displacement sensor ends, 2 '), two benchmark flat boards are all positioned on pedestal, lay respectively at tested guide rail both sides and also parallel across a certain distance mutually with it, in the time that described loading blocks (11) is subject to External Force Acting for give tested slide block (13) imposed load, two displacement transducers (15, 15 ') respectively with two benchmark flat boards (2, 2 ') be the reference surface of displacement measurement, this two displacement transducer (15, 15 ') for detection of kinematic accuracy under rolling linear guide stress state.
3. a kind of device that detects linear rolling guide performance as claimed in claim 1 or 2, it is characterized in that, described vibration detecting unit comprises multiple magnetic supports (22) and is adsorbed in the acceleration transducer (23) on magnetic support, described magnetic support (22) is for being adsorbed on the tested slide block (13) moving back and forth, and this acceleration transducer (23) is for measuring the amplitude of rolling linear guide motion process.
4. a kind of device that detects linear rolling guide performance as described in one of claim 1-3, is characterized in that, described friction force detecting unit comprises
Be installed on tested guide rail (12) upper with tested slide block (13) mobile auxiliary slider (27) at a distance of gap and reciprocally, perpendicular to auxiliary slider and the push pedal removably connecting with it (29), be arranged on the connection push pedal (IV) that tested slide block (13) is upper and removably connect with it, and be vertically mounted on connect push pedal (IV) and push pedal (29) between thrust pickup (24), this auxiliary slider (27) is driven by electric mover (17), by thrust pickup (24), power is passed to tested slide block (13), both synchronous uniform velocities are slided, (24) extrusion of described thrust pickup and perception size, to detect the friction force of tested slide block (13) in the time that guide rail slides.
5. a kind of device that detects linear rolling guide performance as described in one of claim 1-4, it is characterized in that, described noise detection unit comprises tripod (28) and is fixed on the noise transducer (25) on tripod, this tripod is fixed on pedestal (1) above and in detected guide rail interlude, this noise transducer (25) is to measure the noise under rolling linear guide duty.
6. a kind of device that detects linear rolling guide performance as described in one of claim 1-5, it is characterized in that, motor stator (4) length of described U-shaped linear electric motors is longer than the length of tested guide rail (12), described motor stator (4) has the groove that is tee shape that runs through both ends of the surface along its length, described electric mover (17) has wing plate and panel, this wing plate is perpendicular to this panel and be connected as one, this electric mover (17) wing plate xsect is tee shape, the wing plate of described electronics mover is flush-mounted in the T-shaped groove of motor stator and reciprocally moves, the panel of described electric mover and the first web joint (I) fix, the first web joint (I) with tested slide block (13) thus be connected and realize electric mover (17) and connect with tested slide block (13).
7. a kind of device that detects linear rolling guide performance as described in one of claim 1-6, is characterized in that,
Only, in the time that needs are measured kinematic accuracy, apply external force to described loading blocks (11) by charging assembly, and support described charging assembly by supporting component;
Described charging assembly is connected for entirety with supporting component, so that measure while needs, once can complete the installation to this charging assembly and supporting component;
Described supporting component is connected with electric mover (17) with tested slide block (13), with motor drive under realize self with tested slide block (13) synchronize move back and forth.
8. a kind of device that detects linear rolling guide performance as claimed in claim 7, is characterized in that, described charging assembly comprises
Polishing head (10), this polishing head is for compressing described loading blocks (11);
Pressure transducer (9), it is connected with polishing head (10), for giving polishing head (10) transmission of pressure and measuring the size of exerting pressure;
Hydraulic cylinder (6), it connects described pressure transducer (9) by dish spring (8), and described hydraulic cylinder provides hydraulic coupling, by imposing on loading blocks by polishing head again after the damping of dish spring.
9. a kind of device that detects linear rolling guide performance as claimed in claim 7 or 8, is characterized in that, described supporting component comprises portal frame (5) and support the supporting guide pair (3,3 ') of portal frame (5), wherein
Described portal frame (5) has two support soles and the back perpendicular to two support soles, this back offers through hole, described hydraulic cylinder (6) thus through this through hole to be supported supporting loading assembly by this back and to be connected as a whole with charging assembly;
The back of described portal frame (5) is across described tested guide rail (12), and its two sole is positioned at respectively tested guide rail (12) both sides parallel supporting guide pair (3 with it, 3 ') support, so that it can move back and forth along supporting guide pair, realize the loading unit being supported by it and self reciprocally move.
10. a kind of device that detects linear rolling guide performance as claimed in claim 9, is characterized in that,
Described portal frame (5) by the second web joint (II) of fixing with it to connect the first web joint (I), so that described portal frame (5) moves back and forth with the described electric mover (17) fixing with the first web joint (I);
Described portal frame back two sides are separately installed with two push rods, and two push rods and tested slide block fix, so that portal frame is synchronized with the movement with tested slide block (13) under motor drives.
11. a kind of devices that detect linear rolling guide performance as described in one of claim 1-10, it is characterized in that, only in the time of measuring vibrations, fixing with the 3rd web joint (III) one end and tested slide block (13), fix with the 3rd web joint (III) other end and the first web joint (I), so that tested slide block (13) is subject to the driving of electric mover and moves back and forth.
12. a kind of devices that detect linear rolling guide performance as described in claim 1-11, it is characterized in that, only in the time detecting friction force, fix with the 3rd web joint (III) one end and auxiliary slider (27), its other end and the first web joint (I) fix, so that auxiliary slider (27) is subject to, electric mover (17) is moving to be driven.
13. a kind of devices that detect linear rolling guide performance as described in one of claim 1-12, is characterized in that, described backing plate has plurality of specifications, put the tested guide rail of all size to be suitable for pad.
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| CN201410311698.9A CN104101491B (en) | 2014-07-01 | 2014-07-01 | Device for detecting performance of rolling linear guide rail pair |
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| CN201410311698.9A CN104101491B (en) | 2014-07-01 | 2014-07-01 | Device for detecting performance of rolling linear guide rail pair |
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| CN106017889A (en) * | 2016-06-22 | 2016-10-12 | 北京工业大学 | Test device and detection method for detecting comprehensive performance degradation of rolling linear guideway pair |
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| CN108871744A (en) * | 2018-05-10 | 2018-11-23 | 东南大学 | A kind of multi-state line slideway auxiliary friction wear testing machine |
| CN108655721A (en) * | 2018-06-29 | 2018-10-16 | 江苏元利数控机床有限公司 | A kind of device and its application method of precise straightening the linear guide |
| CN108655721B (en) * | 2018-06-29 | 2023-10-31 | 江苏元利数控机床有限公司 | Device for precisely straightening linear guide rail and application method thereof |
| CN110907172B (en) * | 2019-11-19 | 2021-09-28 | 南京理工大学 | Device and method for measuring walking precision of rolling linear guide rail pair |
| CN110907172A (en) * | 2019-11-19 | 2020-03-24 | 南京理工大学 | Device and method for measuring walking precision of rolling linear guide rail pair |
| CN111189371B (en) * | 2020-01-15 | 2021-11-12 | 中国建材国际工程集团有限公司 | Linear guide rail installation precision detection device and detection method thereof |
| CN111189371A (en) * | 2020-01-15 | 2020-05-22 | 中国建材国际工程集团有限公司 | Linear guide rail installation precision detection device and detection method thereof |
| CN111351657A (en) * | 2020-03-12 | 2020-06-30 | 南京理工大学 | Friction torque detection device for ball screw and rolling linear guide rail reverser |
| CN111351657B (en) * | 2020-03-12 | 2021-12-28 | 南京理工大学 | Friction torque detection device for ball screw and rolling linear guide rail reverser |
| CN111521392A (en) * | 2020-05-25 | 2020-08-11 | 南京理工大学 | Ball and rolling linear guide rail reverser friction torque detection device |
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