CN107024246A - A kind of electro spindle performance automatic detection device - Google Patents
A kind of electro spindle performance automatic detection device Download PDFInfo
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- CN107024246A CN107024246A CN201710398042.9A CN201710398042A CN107024246A CN 107024246 A CN107024246 A CN 107024246A CN 201710398042 A CN201710398042 A CN 201710398042A CN 107024246 A CN107024246 A CN 107024246A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of electro spindle performance automatic detection device, include ground black iron, protective cover, noise monitoring mechanism, comprehensive detection case, main shaft support mechanism, vibration signal testing agency, line laser displacement detecting mechanism, test bar and switch board, wherein protective cover, comprehensive detection case, main shaft support mechanism, vibration signal testing agency and line laser displacement detecting mechanism are each provided on ground black iron, noise monitoring mechanism is assemblied on protective cover, tested main shaft is equipped with main shaft support mechanism, comprehensive detection case is arranged on the afterbody of tested main shaft, test bar is assemblied in the handle of a knife interface of tested main shaft, the central module of vibration signal testing agency is set on test bar to be hollow, line laser displacement detecting mechanism is located at the front end of vibration signal testing agency, switch board is the main control end of whole device.Beneficial effect：The applicable subregion pipeline of main shaft input quantity selection can be tested according to different type, strong applicability is portable good.
Description
Technical field
The present invention relates to a kind of automatic detection device, more particularly to a kind of electro spindle performance automatic detection device.
Background technology
Electro spindle is the key feature of Digit Control Machine Tool, the reliability of its reliability and its combination property to Digit Control Machine Tool
And its combination property has very big influence, the failure of electro spindle can also have a strong impact on production and processing process and production efficiency.Cause
No matter this performance detection to electro spindle, performance signals collection, fault detect, fault diagnosis, the research of fault pre-alarming are to numerical control
Machine Manufacture enterprise or lathe user enterprise are all particularly important.But currently in the performance of electric main shaft of digital control machine tool
And fault data is not comprehensive enough, Testing index is simple, the related data of electro spindle performance change trend is not comprehensive enough.In addition, mesh
The preceding detection for machine tool chief axis performance parameter relies primarily on evaluation detection and some static single performances of field technician
Artificial detection, this greatly reduces detection efficiency, add detection and production cost.If electro spindle is in the situation of running at high speed
It is lower to break down, there is certain danger for field experiment personnel.
The content of the invention
The invention aims to solve to detect that signal is not comprehensive present in existing electro spindle detection technique, automate
Level is low and the problem of detection mode complex operation and a kind of electro spindle performance automatic detection device for providing.
The electro spindle performance automatic detection device that the present invention is provided includes ground black iron, protective cover, noise monitoring mechanism, comprehensive
Detection case, main shaft support mechanism, vibration signal testing agency, line laser displacement detecting mechanism, test bar and switch board are closed, wherein
Protective cover, comprehensive detection case, main shaft support mechanism, vibration signal testing agency and line laser displacement detecting mechanism are each provided at Horizon
On iron, noise monitoring mechanism is assemblied on protective cover, and tested main shaft is equipped with main shaft support mechanism, and comprehensive detection case is arranged on
The afterbody of tested main shaft, comprehensive detection case is connected by signal wire and power line with switch board, while comprehensive detection case passes through
Driving, lubrication and the cooling device of the tested main shaft of pipe interface connection and tested main shaft, test bar are assemblied in the knife of tested main shaft
Handle interface, test bar with tested main shaft operation can synchronous axial system, vibration signal testing agency is arranged on tested main shaft
Front end, the central module of vibration signal testing agency is set on test bar to be hollow, and line laser displacement detecting mechanism is set
In the front end of vibration signal testing agency, the centre bore of line laser displacement detecting mechanism central module be also set on test bar from
And the detection to test bar can be realized, switch board is the main control end of whole device, can realize the automation control of whole device
Make and the data collected are stored in database.
Noise monitoring mechanism is made up of camera, noise transducer and sound-absorbing material, and camera and noise transducer are set
On the top of protective cover, sound-absorbing material is located on the madial wall of the tested main shaft side of protective cover correspondence, the company of protective cover and ground black iron
Meet place and be provided with guide rail, protective cover can be moved on guide rail, and protective cover can be located in whole device.
Symmetrically be equipped with several quick-release connectors on the front and rear sides wall of comprehensive detection case, each quick-release connector correspond to by
The different input equipment pipeline of main shaft is surveyed, the input equipment of tested main shaft can be made to be quickly connected to tested master by comprehensive detection case
Corresponding detection sensor is installed to different pipelines, so as to realize to tested main shaft not inside axle, comprehensive detection case
With the detection of input signal；The inner chamber of comprehensive detection case from bottom to up successively by dividing plate every be set to electric power input measurement area, lubrication
Input measurement area and cooling measurement zone, are wherein provided with voltage sensor, current sensor and aviation in electric power input measurement area
Plug；Flow sensor, lubricating pipe and lubrication interface are provided with lubrication input measurement area；It is provided with cooling measurement zone cold
But pipeline, temperature sensor, temperature transmitter and coolant interface；The top of comprehensive detection case is equipped with terminal plate, terminal plate
The all the sensors lead being equipped with voltage-stabilized power supply, detection case master switch, indicator lamp and alarm lamp, comprehensive detection box cavity is arrived
On terminal plate it is integrated after communicated again with the host computer in switch board.
Main shaft support mechanism includes adjustment parallels, spindle carrier, main shaft and embraces folder and adpting flange, and main shaft embraces folder and passes through spiral shell
Bolt is fixed in the T-slot of spindle carrier upper surface, and adjustment parallels is arranged on below spindle carrier, by adjusting parallels to whole
The height of main shaft support mechanism is adjusted so as to realize the high adjustment of the tested alignment of shafts, and tested main shaft is respectively in front end with after
End cooperates with adpting flange and is connected, and is connected by screw, and adpting flange is embraced folder centre bore with main shaft and cooperated,
The front/rear end that main shaft embraces folder is separately fixed at by end face bolt, the external diameter of adpting flange is fixed value, and internal diameter is according to difference
Tested major axis diameter be worked into corresponding fit dimension.
Vibration signal testing agency include vibrating sensor support, gear drive motor, driving gear, driven gear,
Clamping jaw set, clamping jaw, clamping jaw roller, fixing nut, cam disk and vibrating sensor, wherein gear drive motor pass through end face spiral shell
Nail is arranged on vibrating sensor support, motor output shaft connection driving gear centre bore, driven gear centre bore press-in bushing
Complementing each other to form sliding bearing with vibrating sensor frame upper hollow shaft can be relatively rotated, and welding hollow shaft is passed in vibration
On sensor bracket, driving gear engages driven gear synchronous axial system under the drive of gear drive motor, cam disk be located at from
Couple and be relatively fixed, driven gear and cam by interference fit between moving gear and vibrating sensor support and with hollow shaft
It can be relatively rotated between disk；Driven gear end face is provided with circular hole and covers major diameter fit with clamping jaw and tightened by fixing nut,
Clamping jaw axially opposing can be slided with clamping jaw set, and clamping jaw set mounted inside has back-moving spring, and clamping jaw end passes through screwed hole installation folder
Pawl roller, clamping jaw roller, cam disk are formed as enclosed cam mechanism in the presence of clamping jaw set internal reset spring, shake
The blind rivet that dynamic sensor is pasted by rear end is folded in clamping jaw, is in close contact when clamping jaw is clamped between clamping jaw and blind rivet,
When clamping jaw unclamps, blind rivet has gap not contact between clamping jaw but between clamping jaw, and the front end of vibrating sensor is stained with magnet.
Gear drive motor is servomotor.
Line laser displacement detecting mechanism includes line laser displacement transducer, adjustment flat board, line laser sensor stand, cunning
Platform, screw pair, leading screw motor and laser sensor guide rail, wherein line laser displacement transducer are provided with four, two-by-two
Correspondence is symmetrically assemblied on adjustment flat board, and adjustment flat board cutting elongated groove is connected with line laser sensor stand by holding screw, long
The effect of groove is that adjustment flat board can be made to be finely adjusted in height, and slide unit is arranged on the bottom of line laser sensor stand, sliding
Decometer is connected on laser sensor guide rail, while slide unit is also screwed onto on screw pair, leading screw motor drives leading screw spiral shell
Slide unit is driven to enter line slip along laser sensor guide rail in female pair rotation process.
The end face of test bar is trapezoidal frustum cone structure.
Switch board is the manipulation end of whole device, includes controlling organization, signal acquisition mechanism, display and data storage
The signal for each sensor collection that disk, wherein signal acquisition mechanism install device is transferred to industrial computer, mainly by binding post
Plate, Signal-regulated kinase, data collecting card and industrial computer composition；The main power on off switch controlled by PLC of controlling organization, use
Constituted come the frequency converter for the tested spindle operation of motor driver and driving for driving external motor operating, wherein PLC and industry control
Machine has RS232 serial communications, and frequency converter is also equipped with RS232 serial communications with industrial computer；Display is installation in industrial computer
Upper computer software provide display with input interface realize man-machine communication；It is empty that data storage disk provides storage for the signal of collection
Between.
Controlling organization, signal acquisition mechanism, display and the data storage disk set in switch board is existing equipment
Assemble, therefore concrete model and specification are not repeated.
The course of work of the present invention：
Tested main shaft is arranged on into main shaft by adpting flange to embrace on folder, main shaft is fixed and embraces folder and spindle carrier, set
Adjust parallels high at suitable center to tested main shaft, it is locked finally by foundation bolt；By the input electric wire of tested main shaft, cold
But, the interface such as lubrication is connected to the corresponding interface of comprehensive detection box part, and test bar is installed into the handle of a knife interface into tested main shaft；
Vibration signal testing agency and the relative position of tested main shaft are adjusted, the initial indexable point of vibrating sensor is set, and tightens phase
The fixing bolt answered；Adjust line laser displacement detecting mechanism and the relative position of tested main shaft；Determine that all parts are fixedly mounted
After good, protective cover is pulled on；Start detection using the PC control set inside switch board.
Gear drive motor drives driven gear to rotate by driving gear, thus clamping jaw set fixed on driven gear with
And clamping jaw drives vibrating sensor to rotate together.When driven gear drives clip claw mechanism to turn to the recess of cam disk,
Clamping jaw stretches out clamping jaw set due to the effect of back-moving spring, and clamping jaw unclamps blind rivet, vibrating sensor is discharged, in vibrating sensor front end
Adsorbed in the presence of magnet on tested main shaft end face.When clip claw mechanism is turned at cam disk protrusion, clamping jaw contraction clip
Strain at nail and move back, that is, clamp vibrating sensor and retract, vibrating sensing is discharged as rotation moves on to next recess
Device.The recess of cam disk is vibrating sensor nest point position.Cam disk can according to difference the need for be customized to not
With the cam disk of quantity anchor point.
When tested main shaft is static, portable cord laser displacement sensor to the front end face apart from main shaft is L1, L2 and L3
Test bar obtained by A, B, C point, call wire laser displacement sensor these spot projections boundary position and record numerical value；Quilt
When surveying main axis, portable cord laser displacement sensor is moved to test bar A points and B points, and measurement test bar is horizontally and vertically
The variable quantity on direction projection border, corresponding measured value when obtained value and static tested main shaft is calculated, you can obtain inspection
Survey when rod is rotated and turn round drift angle, spindle rotation accuracy is judged by turning round drift angle；If desired result is more accurate also can use survey more
Amount point is fitted solution.Detection plane rod end is processed into the structure of trapezoidal round platform, using the principle of trapezoidal round platform coning angle, by master
The axial displacement of axle is converted into radial displacement and measured, so that using line laser displacement sensor C spot projection values, with reference to
The projection value of C points and tested main shaft main shaft gyration drift angle can calculate the axial displacement of tested main shaft and become when tested main shaft is static
Change.Axial displacement changes.This method is simple to operate, it is only necessary to which once mounting can complete the detection of axially and radially precision.
Beneficial effects of the present invention：
A kind of electro spindle performance automatic detection device that the present invention is provided can fully achieve automation, and detection is tested in real time
The various status signals of main shaft, include the tested master of vibration signal, automatic measurement of the different measurement point positions in tested front-end of spindle face
Axle rotating accuracy, radial displacement, axial displacement.Because the realization of automation, can by real-time performance remote control, from
And tele-experimentation is carried out, improve personnel safety.Line laser displacement detecting mechanism of the present invention, can detect tested master
The radial displacement of axle, axial displacement, rotating accuracy.Compared with traditional measurement method, detection method is simple, installation difficulty is low, from
And reduce influence of the sensor mounting location error to measurement error.Main shaft support mechanism of the present invention can be applied to
The tested main shaft of different-diameter size, so as to realize that polytype is tested the detection of main shaft signal.Vibration signal of the present invention
Testing agency is driven using servomotor, and the mode of mechanical structure transmission realizes that sensor indexing to measure different test points,
The use of number of sensors is reduced, testing cost is reduced.Noise measuring of the present invention is with shield components using protection
The sound insulation mode of included sound-absorbing material is covered, the interference that ambient noise and sound internal reflection are brought is reduced, believes the noise of detection
It is number more accurate, and protection can also be played a part of.Comprehensive detection box part of the present invention uses the shape of integral measuring
Formula, and demarcation strip subregion is utilized, shielding interference, using rapid replacing interface fast insert-pull, can be tested main shaft input according to different type
The applicable subregion pipeline of amount selection, strong applicability is portable good.
Brief description of the drawings
Fig. 1 is detection means overall structure diagram of the present invention.
Fig. 2 is comprehensive detection box structure schematic diagram of the present invention.
Fig. 3 is main shaft support mechanism structure schematic diagram of the present invention.
Fig. 4 is vibration signal testing agency of the present invention configuration schematic diagram.
Fig. 5 is vibration signal testing agency gripping portions structural representation of the present invention.
Fig. 6 is line laser displacement detecting mechanism structural representation of the present invention.
Fig. 7 is line laser displacement detecting operation principle schematic diagram of the present invention.
Fig. 8 is switch board internal structure of the present invention and catenation principle schematic diagram.
1st, black iron 2, protective cover 3, comprehensive detection case 4, main shaft support mechanism 5, vibration signal testing agency 6, line
Laser displacement inspecting mechanism 7, test bar 8, switch board 9, tested main shaft 10, camera 11, noise transducer 12, sound-absorbing
Material 13, guide rail 14, electric power input measurement area 15, lubrication input measurement area 16, cooling measurement zone 20, voltage sensor
21st, current sensor 22, aviation plug 23, flow sensor 24, lubricating pipe 25, lubrication interface 26, cooling line
27th, temperature sensor 28, temperature transmitter 29, coolant interface 30, terminal plate 31, adjustment parallels 32, spindle carrier 33,
Main shaft embraces folder 34, adpting flange 35, vibrating sensor support 36, gear drive motor 37, driving gear 38, driven tooth
Wheel 39, clamping jaw set 40, clamping jaw 41, clamping jaw roller 42, fixing nut 43, cam disk 44, vibrating sensor 45, sky
Heart axle 46, back-moving spring 47, blind rivet 48, magnet 50, line laser displacement transducer 51, adjustment flat board 52, line laser are passed
Sensor bracket 53, slide unit 54, screw pair 55, leading screw motor 56, laser sensor guide rail.
Embodiment
Refer to shown in Fig. 1 to Fig. 8：
The electro spindle performance automatic detection device that the present invention is provided include ground black iron 1, protective cover 2, noise monitoring mechanism,
Comprehensive detection case 3, main shaft support mechanism 4, vibration signal testing agency 5, line laser displacement detecting mechanism 6, test bar 7 and control
Cabinet 8, wherein protective cover 2, comprehensive detection case 3, main shaft support mechanism 4, vibration signal testing agency 5 and line laser displacement detecting machine
Structure 6 is each provided on ground black iron 1, and noise monitoring mechanism is assemblied on protective cover 2, and tested main shaft is equipped with main shaft support mechanism 4
9, comprehensive detection case 3 is arranged on the afterbody of tested main shaft 9, and comprehensive detection case 3 is connected by signal wire and power line with switch board 8
Connect, while comprehensive detection case 3 connects tested main shaft 9 to realize the input quantity detection of tested main shaft 9 by different pipe interfaces
The equipment such as driving, lubrication and cooling with tested main shaft 9, test bar 7 is assemblied in the handle of a knife interface of tested main shaft 9, test bar 7
With tested main shaft 9 operation can synchronous axial system, vibration signal testing agency 5 is arranged on the front end of tested main shaft 9, to make to shake
Dynamic signal detection mechanism 5 does not influence the rotation of test bar 7, and the central module of vibration signal testing agency 5 is set in be hollow
On test bar 7, line laser displacement detecting mechanism 6 is located at the front end of vibration signal testing agency 5, line laser displacement detecting mechanism 6
The centre bore of central module is also set on test bar 7 so as to realize the detection to test bar 7, and switch board 8 is whole dress
The main control end put, can realize the Automated condtrol of whole device and the data collected are stored in into database.
Noise monitoring mechanism is made up of camera 10, noise transducer 11 and sound-absorbing material 12, camera 10 and noise
Sensor 11 is located at the top of protective cover 2, and sound-absorbing material 12 is located on the madial wall of the tested side of main shaft 9 of the correspondence of protective cover 2, protection
The junction of cover 2 and ground black iron 1 is provided with guide rail 13, and protective cover 2 can be moved on guide rail 13, and protective cover 2 can be located at whole
On individual device.
Several quick-release connectors are symmetrically equipped with the front and rear sides wall of comprehensive detection case 3, each quick-release connector correspond to
The different input equipment pipeline of tested main shaft 9, can be such that the input equipment of tested main shaft 9 is quickly connected to by comprehensive detection case 3
Corresponding detection sensor is installed to different pipelines inside tested main shaft 9, comprehensive detection case 3, so as to realize to quilt
Survey the detection of the varying input signal of main shaft 9；The inner chamber of comprehensive detection case 3 from bottom to up successively by dividing plate every be set to electric power input survey
Area 14, lubrication input measurement area 15 and cooling measurement zone 16 are measured, wherein voltage sensor is provided with electric power input measurement area 14
20th, current sensor 21 and aviation plug 22；Flow sensor 23, the and of lubricating pipe 24 are provided with lubrication input measurement area 15
Lubricate interface 25；Cooling line 26, temperature sensor 27, temperature transmitter 28 and coolant interface are provided with cooling measurement zone 16
29；The top of comprehensive detection case 3, which is equipped with terminal plate 30, terminal plate 30, to be equipped with voltage-stabilized power supply, detection case master switch, indicates
All the sensors lead in lamp and alarm lamp, the inner chamber of comprehensive detection case 3 to after integrated on terminal plate 30 again with switch board 8
Host computer is communicated.
Main shaft support mechanism 4 includes adjustment parallels 31, spindle carrier 32, main shaft and embraces folder 33 and adpting flange 34, main shaft
Embrace folder 33 to be bolted in the T-slot of the upper surface of spindle carrier 32, adjustment parallels 31 is arranged on the lower section of spindle carrier 32,
It is adjusted by adjusting the height of the whole main shaft support mechanism 4 of 31 pairs of parallels so as to realize the high adjustment in the tested center of main shaft 9,
Tested main shaft 9 cooperates in front-end and back-end with adpting flange 34 respectively to be connected, and is connected by screw, adpting flange
34 embrace 33 centre bores of folder with main shaft cooperates, and is separately fixed at the front/rear end that main shaft embraces folder 33 by end face bolt, connection
The external diameter of flange 34 is fixed value, and internal diameter is worked into corresponding fit dimension according to the different diameters of tested main shaft 9.
Vibration signal testing agency 5 include vibrating sensor support 35, gear drive motor 36, driving gear 37, from
Moving gear 38, clamping jaw set 39, clamping jaw 40, clamping jaw roller 41, fixing nut 42, cam disk 43 and vibrating sensor 44, wherein
Gear drive motor 36 is arranged on vibrating sensor support 35 by end face screw, in motor output shaft connection driving gear 37
Heart hole, the centre bore of driven gear 38 press-in bushing complements each other to form sliding axle with the top hollow shaft 45 of vibrating sensor support 35
Holding to be relatively rotated, and hollow shaft 45 is welded on vibrating sensor support, band of the driving gear 37 in gear drive motor 36
The dynamic lower engagement synchronous axial system of driven gear 38, cam disk 43 be located between driven gear 38 and vibrating sensor support 35 and with
Hollow shaft 45 is relatively fixed by being interference fitted connection, so relative can turn between driven gear 38 and cam disk 43
It is dynamic；The end face of driven gear 38 is provided with circular hole and covers 39 major diameter fits with clamping jaw and tightened by fixing nut 42, clamping jaw 40 and clamping jaw
Set 39 axially opposing can be slided, and clamping jaw, which covers 39 mounted insides, back-moving spring 46, and clamping jaw is installed in the end of clamping jaw 40 by screwed hole
Roller 41, clamping jaw roller 41, cam disk 43 are formed as enclosed convex in the presence of clamping jaw covers 39 internal reset springs 46
Mechanism is taken turns, the blind rivet 47 that vibrating sensor 44 is pasted by rear end is folded in clamping jaw 40, the clamping jaw 40 when clamping jaw 40 is clamped
It is in close contact between blind rivet 47, when clamping jaw 40 unclamps, blind rivet 47 has gap not between clamping jaw 40 but between clamping jaw 40
Contact；The front end of vibrating sensor 44 is stained with magnet 48.
Gear drive motor 36 is servomotor.
Line laser displacement detecting mechanism 6 includes line laser displacement transducer 50, adjustment flat board 51, line laser sensor stand
52nd, slide unit 53, screw pair 54, leading screw motor 55 and laser sensor guide rail 56, wherein line laser displacement transducer
50 are provided with four, and symmetrical be assemblied in is corresponded to two-by-two and is adjusted on flat board 51, the adjustment cutting elongated groove of flat board 51 and line laser sensor stand
52 are connected by holding screw, and the effect of elongated slot is that adjustment flat board 51 can be made to be finely adjusted in height, and slide unit 53 is arranged on
The bottom of line laser sensor stand 52, slide unit 53 is connected on laser sensor guide rail 56, while slide unit 53 is also screwed onto silk
On thick stick pair of nut 54, leading screw motor 55, which is driven in the rotation process of screw pair 54, drives slide unit 53 to be led along laser sensor
Rail 56 enters line slip.
The end face of test bar 7 is trapezoidal frustum cone structure.
Switch board 8 is the manipulation end of whole device, includes controlling organization, signal acquisition mechanism, display and data and deposits
Disk is stored up, the signal for each sensor collection that wherein device is installed by signal acquisition mechanism is transferred to industrial computer, mainly by terminals
Daughter board, Signal-regulated kinase, data collecting card and industrial computer composition；The main power on off switch controlled by PLC of controlling organization,
For the frequency converter composition for the tested spindle operation of motor driver and driving for driving external motor operating, wherein PLC and work
Control machine has RS232 serial communications, and frequency converter is also equipped with RS232 serial communications with industrial computer；Display is peace in industrial computer
The upper computer software of dress provides display and realizes man-machine communication with input interface；It is empty that data storage disk provides storage for the signal of collection
Between.
Controlling organization, signal acquisition mechanism, display and the data storage disk set in switch board is existing equipment
Assemble, therefore concrete model and specification are not repeated.
The course of work of the present invention：
Tested main shaft 9 is arranged on into main shaft by adpting flange 34 to embrace on folder 33, main shaft is fixed and embraces folder 33 and main shaft branch
Frame 32, sets adjustment parallels 31 high at suitable center to tested main shaft 9, locked finally by foundation bolt；By tested main shaft 9
The interface such as input electric wire, cooling, lubrication be connected to the corresponding interface of the part of comprehensive detection case 3, test bar 7 is installed into tested
The handle of a knife interface of main shaft 9；Vibration signal testing agency 5 and the relative position of tested main shaft 9 are adjusted, vibrating sensor 44 is set
Initial indexable point, and tighten corresponding fixing bolt；Adjust line laser displacement detecting mechanism 6 and the relative position of tested main shaft 9
Put；After determining that all parts are fixedly mounted, protective cover 2 is pulled on；The PC control set using the inside of switch board 8 starts inspection
Survey.
Gear drive motor 36 drives driven gear 38 to rotate by driving gear 37, therefore fixed on driven gear 38
Clamping jaw set 39 and clamping jaw 40 drive vibrating sensor 44 to rotate together.When driven gear 38 drives clip claw mechanism to turn to cam
During the recess of disk 43, clamping jaw 40 stretches out clamping jaw set 39 due to the effect of back-moving spring 46, and clamping jaw 40 unclamps blind rivet 47, release
Vibrating sensor 44, is adsorbed in the presence of the front end magnet 48 of vibrating sensor 44 on the tested end face of main shaft 9.Work as clip claw mechanism
When turning at the protrusion of cam disk 43, the contraction clip of clamping jaw 40 strains at nail 47 and moved back, that is, clamps vibrating sensor 44 simultaneously
And retract, discharge vibrating sensor 44 as rotation moves on to next recess.The recess of cam disk 43 is vibrating sensing
The nest point of device 44 position.Cam disk 43 can according to difference the need for be customized to the cam disk 43 of varying number anchor point.
When tested main shaft 9 is static, the front end face that portable cord laser displacement sensor 50 arrives the tested main shaft 9 of distance is L1,
Test bar 7 obtained by L2 and L3 A, B, C point, call wire laser displacement sensor 50 these spot projections boundary position simultaneously
Record numerical value；When tested main shaft 9 is rotated, portable cord laser displacement sensor 50 is moved to test bar 7A points and B points, measurement detection
Rod 7 does corresponding measured value when obtained value and static tested main shaft 9 in the variable quantity on horizontally and vertically direction projection border
Calculate, you can obtain when test bar 7 is rotated and turn round drift angle, the tested rotating accuracy of main shaft 9 is judged by turning round drift angle；If desired tie
The more accurate also desirable many measurement points of fruit are fitted solution.The structure of the end face of test bar 7 processing round platform in echelon, using trapezoidal
The principle of round platform coning angle, is converted into radial displacement by the axial displacement of tested main shaft 9 and measures, so as to utilize line laser position
Displacement sensor 50 measures C spot projection values, with reference to tested main shaft 9 projection value of C points and the main shaft gyration drift angle of tested main shaft 9 when static
The axial displacement change of tested main shaft 9 can be calculated.This method is simple to operate, it is only necessary to once mounting can complete axially and
The detection of radial accuracy.
Claims (9)
1. a kind of electro spindle performance automatic detection device, it is characterised in that：Include ground black iron, protective cover, noise monitoring mechanism,
Comprehensive detection case, main shaft support mechanism, vibration signal testing agency, line laser displacement detecting mechanism, test bar and switch board, its
Middle protective cover, comprehensive detection case, main shaft support mechanism, vibration signal testing agency and line laser displacement detecting mechanism are each provided at ground
On black iron, noise monitoring mechanism is assemblied on protective cover, and tested main shaft is equipped with main shaft support mechanism, and comprehensive detection case is set
In the afterbody of tested main shaft, comprehensive detection case is connected by signal wire and power line with switch board, while comprehensive detection case passes through
Driving, lubrication and the cooling device of the tested main shaft of pipe interface connection and tested main shaft, test bar are assemblied in the knife of tested main shaft
Handle interface, test bar with tested main shaft operation can synchronous axial system, vibration signal testing agency is arranged on tested main shaft
Front end, the central module of vibration signal testing agency is set on test bar to be hollow, and line laser displacement detecting mechanism is set
In the front end of vibration signal testing agency, the centre bore of line laser displacement detecting mechanism central module be also set on test bar from
And the detection to test bar can be realized, switch board is the main control end of whole device, can realize the automation control of whole device
Make and the data collected are stored in database.
2. a kind of electro spindle performance automatic detection device according to claim 1, it is characterised in that：Described noise monitoring
Mechanism is made up of camera, noise transducer and sound-absorbing material, and camera and noise transducer are located at the top of protective cover, is inhaled
Sound material is located on the madial wall of the tested main shaft side of protective cover correspondence, and the junction of protective cover and ground black iron is provided with guide rail, protection
Cover can be moved on guide rail, and protective cover can be located in whole device.
3. a kind of electro spindle performance automatic detection device according to claim 1, it is characterised in that：Described comprehensive detection
Several quick-release connectors are symmetrically equipped with the front and rear sides wall of case, each quick-release connector correspond to the different input of tested main shaft
Equipment pipeline, can be such that the input equipment of tested main shaft is quickly connected to by comprehensive detection case in tested main shaft, comprehensive detection case
Corresponding detection sensor is installed in portion to different pipelines, so as to realize the inspection to being tested main shaft varying input signal
Survey；The inner chamber of comprehensive detection case is from bottom to up successively by dividing plate every being set to electric power input measurement area, lubrication input measurement area and cold
But measurement zone, is wherein provided with voltage sensor, current sensor and aviation plug in electric power input measurement area；Lubrication input is surveyed
Flow sensor, lubricating pipe and lubrication interface are provided with amount area；Cooling line, TEMP are provided with cooling measurement zone
Device, temperature transmitter and coolant interface；The top of comprehensive detection case be equipped with terminal plate, terminal plate be equipped with voltage-stabilized power supply,
All the sensors lead in detection case master switch, indicator lamp and alarm lamp, comprehensive detection box cavity is to after integrated on terminal plate
Communicated again with the host computer in switch board.
4. a kind of electro spindle performance automatic detection device according to claim 1, it is characterised in that：Described main shaft support
Mechanism includes adjustment parallels, spindle carrier, main shaft and embraces folder and adpting flange, and main shaft embraces folder and is bolted on spindle carrier
In the T-slot of upper surface, adjustment parallels is arranged on below spindle carrier, by adjusting height of the parallels to whole main shaft support mechanism
Degree is adjusted to realize the high adjustment of the tested alignment of shafts, and tested main shaft is mutual with adpting flange in front-end and back-end respectively
It is connected, and is connected by screw, adpting flange is embraced folder centre bore with main shaft and cooperated, and is distinguished by end face bolt
The front/rear end that main shaft embraces folder is fixed on, the external diameter of adpting flange is fixed value, and internal diameter adds according to different tested major axis diameters
Work is to corresponding fit dimension.
5. a kind of electro spindle performance automatic detection device according to claim 1, it is characterised in that：Described vibration signal
Testing agency includes vibrating sensor support, gear drive motor, driving gear, driven gear, clamping jaw set, clamping jaw, clamping jaw
Roller, fixing nut, cam disk and vibrating sensor, wherein gear drive motor are arranged on vibrating sensing by end face screw
On device support, motor output shaft connection driving gear centre bore, driven gear centre bore is pressed into bushing and vibrating sensor support
Top hollow shaft complements each other to form sliding bearing and can relatively rotated, and welding hollow shaft is on vibrating sensor support, actively
Gear engages driven gear synchronous axial system under the drive of gear drive motor, and cam disk is located at driven gear and vibrating sensing
Couple and be relatively fixed by interference fit between device support and with hollow shaft, can be relative between driven gear and cam disk
Rotate, driven gear end face is provided with circular hole and covers major diameter fit with clamping jaw and tightened by fixing nut, and clamping jaw can axle with clamping jaw set
To relative slip, clamping jaw set mounted inside has a back-moving spring, and clamping jaw roller is installed in clamping jaw end by screwed hole, clamping jaw roller,
Cam disk is formed as enclosed cam mechanism in the presence of clamping jaw set internal reset spring, and vibrating sensor passes through rear end
The blind rivet of stickup is folded in clamping jaw, and the front end of vibrating sensor is stained with magnet.
6. a kind of electro spindle performance automatic detection device according to claim 5, it is characterised in that：Described gear driving
Motor is servomotor.
7. a kind of electro spindle performance automatic detection device according to claim 1, it is characterised in that：Described line laser position
Moving testing agency includes line laser displacement transducer, adjustment flat board, line laser sensor stand, slide unit, screw pair, leading screw
Motor and laser sensor guide rail, wherein line laser displacement transducer are provided with four, correspond to symmetrically be assemblied in adjustment two-by-two
On flat board, adjustment flat board is located at line laser sensor stand upper end, and adjustment flat board cutting elongated groove passes through with line laser sensor stand
Holding screw is connected, and slide unit is arranged on the bottom of line laser sensor stand, and slide unit is connected on laser sensor guide rail, simultaneously
Slide unit is also screwed onto on screw pair, and leading screw motor, which drives, drives slide unit along laser in screw pair rotation process
Sensor guide rail enters line slip.
8. a kind of electro spindle performance automatic detection device according to claim 1, it is characterised in that：Described test bar
End face is trapezoidal frustum cone structure.
9. a kind of electro spindle performance automatic detection device according to claim 1, it is characterised in that：Described switch board is
The manipulation end of whole device, includes controlling organization, signal acquisition mechanism, display and data storage disk, wherein signal acquisition
The signal for each sensor collection that device is installed by mechanism is transferred to industrial computer, mainly by terminal board, Signal-regulated kinase,
Data collecting card and industrial computer composition；Power on off switch that controlling organization is mainly controlled by PLC, for driving external motor to transport
The frequency converter composition of the tested spindle operation of motor driver and driving turned, wherein PLC with industrial computer there is RS232 serial ports to lead to
Letter, frequency converter is also equipped with RS232 serial communications with industrial computer；Display provides aobvious for the upper computer software installed in industrial computer
Show and realize man-machine communication with input interface；Data storage disk provides memory space for the signal of collection.
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